/* roulang page: index */
:root {
            --primary: #1A6BFF;
            --primary-hover: #0B53D6;
            --primary-light: #EAF2FF;
            --secondary: #58A6FF;
            --neon: #00CFFF;
            --bg: #FFFFFF;
            --bg-alt: #F7FAFF;
            --bg-soft: #F4F7FB;
            --text-main: #0F172A;
            --text-body: #334155;
            --text-muted: #64748B;
            --text-light: #94A3B8;
            --border: #E2E8F0;
            --divider: #EBF0F6;
            --dark-bg: #0A0E1A;
            --dark-text: #E6EEF9;
            --success: #16A34A;
            --warning: #F59E0B;
            --error: #DC2626;
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --shadow-card: 0 2px 8px rgba(15, 23, 42, 0.06);
            --shadow-card-hover: 0 6px 16px rgba(26, 107, 255, 0.12);
            --shadow-neon: 0 0 12px rgba(0, 207, 255, 0.45);
            --shadow-btn: 0 0 16px rgba(0, 207, 255, 0.5);
            --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC', sans-serif;
            --font-num: 'Inter', 'Roboto', system-ui, sans-serif;
            --container-max: 1240px;
            --transition: all 0.25s ease;
            --transition-slow: all 0.4s ease;
            --spacing-section: 96px;
            --spacing-section-tablet: 64px;
            --spacing-section-mobile: 48px;
            --grid-gap: 24px;
            --grid-gap-tablet: 16px;
            --grid-gap-mobile: 8px;
        }

        *, *::before, *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-cn);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-body);
            background: var(--bg);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }

        button, input, select, textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }

        button {
            cursor: pointer;
            border: none;
            background: none;
            transition: var(--transition);
        }

        button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }

        ul, ol {
            list-style: none;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        .section {
            padding: var(--spacing-section) 0;
        }

        .section-alt {
            background: var(--bg-alt);
        }

        .section-soft {
            background: var(--bg-soft);
        }

        .section-tight {
            padding: calc(var(--spacing-section) * 0.65) 0;
        }

        .section-header {
            margin-bottom: 48px;
        }

        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--primary);
            background: var(--primary-light);
            padding: 4px 14px;
            border-radius: 20px;
            margin-bottom: 12px;
        }

        .section-title {
            font-size: 32px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.3;
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }

        .section-desc {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.75;
            max-width: 720px;
        }

        .section-header.center {
            text-align: center;
        }

        .section-header.center .section-desc {
            margin: 0 auto;
        }

        /* Navigation */
        .site-header {
            background: var(--dark-bg);
            border-bottom: 2px solid transparent;
            border-image: linear-gradient(90deg, #00CFFF, #1A6BFF) 1;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 20px rgba(10, 14, 26, 0.35);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 24px;
        }

        .logo-area {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-md);
            background: linear-gradient(135deg, var(--primary), var(--neon));
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 18px;
            color: #fff;
            flex-shrink: 0;
            box-shadow: 0 0 16px rgba(0, 207, 255, 0.30);
        }

        .logo-text {
            font-size: 20px;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: 0.02em;
            text-shadow: 0 0 20px rgba(0, 207, 255, 0.35);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .main-nav a {
            color: var(--dark-text);
            font-size: 15px;
            font-weight: 500;
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            position: relative;
            white-space: nowrap;
            transition: var(--transition);
        }

        .main-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 2px;
            background: var(--neon);
            border-radius: 2px;
            transition: var(--transition);
            box-shadow: 0 0 8px rgba(0, 207, 255, 0.6);
        }

        .main-nav a:hover {
            color: #FFFFFF;
        }

        .main-nav a:hover::after {
            width: 70%;
        }

        .main-nav a.active {
            color: #FFFFFF;
            box-shadow: var(--shadow-neon);
            background: rgba(0, 207, 255, 0.08);
        }

        .main-nav a.active::after {
            width: 70%;
        }

        .nav-cta {
            background: var(--neon);
            color: var(--dark-bg) !important;
            font-weight: 600;
            padding: 8px 18px !important;
            border-radius: var(--radius-md);
            box-shadow: 0 0 12px rgba(0, 207, 255, 0.35);
            margin-left: 8px;
        }

        .nav-cta:hover {
            box-shadow: var(--shadow-btn);
            transform: translateY(-1px);
            background: #2CD4FF !important;
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: transparent;
            border: none;
            cursor: pointer;
            padding: 6px;
            z-index: 1001;
        }

        .hamburger span {
            display: block;
            width: 26px;
            height: 2px;
            background: var(--dark-text);
            border-radius: 2px;
            transition: var(--transition);
        }

        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }

        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }

        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        /* Hero */
        .hero {
            background: linear-gradient(160deg, #0A0E1A 0%, #101A33 45%, #14244A 100%);
            position: relative;
            overflow: hidden;
            min-height: 680px;
            display: flex;
            align-items: center;
            padding: 80px 0 100px;
        }

        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/c23ae13e51ec8c45.webp') center/cover no-repeat;
            opacity: 0.22;
            pointer-events: none;
        }

        .hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, #00CFFF, #1A6BFF, #00CFFF);
            opacity: 0.8;
        }

        .hero .container {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            gap: 60px;
            justify-content: space-between;
            flex-wrap: wrap;
        }

        .hero-content {
            flex: 1 1 480px;
            max-width: 620px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(0, 207, 255, 0.12);
            border: 1px solid rgba(0, 207, 255, 0.3);
            color: var(--neon);
            font-size: 13px;
            font-weight: 600;
            padding: 6px 16px;
            border-radius: 20px;
            margin-bottom: 20px;
            letter-spacing: 0.04em;
        }

        .hero-badge .dot {
            width: 6px;
            height: 6px;
            background: var(--neon);
            border-radius: 50%;
            box-shadow: 0 0 8px rgba(0, 207, 255, 0.8);
            animation: pulse-dot 2s infinite;
        }

        @keyframes pulse-dot {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.6; transform: scale(1.4); }
        }

        .hero h1 {
            font-size: 42px;
            font-weight: 700;
            line-height: 1.25;
            color: #FFFFFF;
            margin-bottom: 20px;
            letter-spacing: -0.015em;
            text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
        }

        .hero h1 .highlight {
            background: linear-gradient(135deg, #00CFFF, #58A6FF);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-subtitle {
            font-size: 17px;
            color: rgba(230, 238, 249, 0.85);
            line-height: 1.8;
            margin-bottom: 32px;
            max-width: 540px;
        }

        .hero-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-md);
            transition: var(--transition);
            white-space: nowrap;
            position: relative;
            cursor: pointer;
        }

        .btn-primary {
            background: var(--primary);
            color: #FFFFFF;
            box-shadow: 0 4px 14px rgba(26, 107, 255, 0.3);
        }

        .btn-primary:hover {
            background: var(--primary-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(26, 107, 255, 0.4);
        }

        .btn-primary:active {
            transform: translateY(1px);
            box-shadow: 0 2px 8px rgba(26, 107, 255, 0.25);
        }

        .btn-neon {
            background: var(--neon);
            color: var(--dark-bg);
            box-shadow: 0 4px 14px rgba(0, 207, 255, 0.3);
        }

        .btn-neon:hover {
            box-shadow: var(--shadow-btn);
            transform: translateY(-2px);
            background: #2CD4FF;
        }

        .btn-outline-light {
            background: transparent;
            color: #FFFFFF;
            border: 1px solid rgba(255, 255, 255, 0.4);
        }

        .btn-outline-light:hover {
            border-color: var(--neon);
            color: var(--neon);
            transform: translateY(-2px);
            box-shadow: 0 0 14px rgba(0, 207, 255, 0.25);
        }

        .hero-quiz-card {
            flex: 1 1 380px;
            max-width: 440px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-xl);
            padding: 28px 30px;
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
        }

        .hero-quiz-card h3 {
            font-size: 18px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 14px;
        }

        .quiz-options {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 18px;
        }

        .quiz-option {
            padding: 8px 16px;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.16);
            color: var(--dark-text);
            font-size: 14px;
            border-radius: 20px;
            cursor: pointer;
            transition: var(--transition);
            user-select: none;
        }

        .quiz-option:hover {
            background: rgba(0, 207, 255, 0.15);
            border-color: rgba(0, 207, 255, 0.45);
            color: #FFFFFF;
        }

        .quiz-option.selected {
            background: var(--primary);
            border-color: var(--primary);
            color: #FFFFFF;
            box-shadow: 0 0 12px rgba(26, 107, 255, 0.4);
        }

        .quiz-preview {
            background: rgba(10, 14, 26, 0.5);
            border-radius: var(--radius-md);
            padding: 16px 18px;
            margin-bottom: 18px;
            border: 1px solid rgba(255, 255, 255, 0.08);
        }

        .quiz-preview .preview-label {
            font-size: 12px;
            color: var(--text-light);
            margin-bottom: 4px;
        }

        .quiz-preview .preview-value {
            font-size: 16px;
            font-weight: 600;
            color: var(--neon);
        }

        .quiz-preview .preview-note {
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 4px;
        }

        .quiz-submit-btn {
            width: 100%;
            padding: 12px 24px;
            background: var(--neon);
            color: var(--dark-bg);
            font-weight: 600;
            font-size: 15px;
            border-radius: var(--radius-md);
            box-shadow: 0 0 12px rgba(0, 207, 255, 0.3);
            cursor: pointer;
            transition: var(--transition);
        }

        .quiz-submit-btn:hover {
            box-shadow: var(--shadow-btn);
            transform: translateY(-1px);
            background: #2CD4FF;
        }

        /* Stats Dashboard */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--grid-gap);
            margin-top: -40px;
            position: relative;
            z-index: 3;
        }

        .stat-card {
            background: #FFFFFF;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 24px 28px;
            box-shadow: var(--shadow-card);
            transition: var(--transition-slow);
            text-align: center;
        }

        .stat-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
            border-color: var(--secondary);
        }

        .stat-number {
            font-family: var(--font-num);
            font-size: 36px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.2;
            margin-bottom: 6px;
            letter-spacing: -0.02em;
        }

        .stat-unit {
            font-size: 16px;
            font-weight: 500;
            color: var(--text-muted);
        }

        .stat-label {
            font-size: 14px;
            color: var(--text-muted);
            font-weight: 500;
        }

        /* Pain Points / Audience */
        .audience-section {
            background: var(--bg);
        }

        .pain-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--grid-gap);
            margin-bottom: 48px;
        }

        .pain-item {
            background: #FFFFFF;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 24px 26px;
            box-shadow: var(--shadow-card);
            transition: var(--transition-slow);
            position: relative;
            overflow: hidden;
        }

        .pain-item::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            opacity: 0;
            transition: var(--transition);
        }

        .pain-item:hover::before {
            opacity: 1;
        }

        .pain-item:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .pain-number {
            font-family: var(--font-num);
            font-size: 14px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 10px;
            display: inline-block;
            background: var(--primary-light);
            padding: 2px 10px;
            border-radius: 12px;
        }

        .pain-item h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 8px;
        }

        .pain-item p {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* Compare Section */
        .compare-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--grid-gap);
        }

        .compare-card {
            border-radius: var(--radius-xl);
            padding: 32px 34px;
            box-shadow: var(--shadow-card);
            transition: var(--transition-slow);
            border: 1px solid var(--border);
        }

        .compare-card.good {
            background: #FFFFFF;
            border-top: 4px solid var(--primary);
        }

        .compare-card.bad {
            background: #F9FAFB;
            border-top: 4px solid var(--text-light);
        }

        .compare-card h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 14px;
            color: var(--text-main);
        }

        .compare-card ul {
            margin-bottom: 16px;
        }

        .compare-card li {
            font-size: 15px;
            color: var(--text-body);
            padding: 10px 0;
            border-bottom: 1px solid var(--divider);
            display: flex;
            align-items: flex-start;
            gap: 10px;
        }

        .compare-card li:last-child {
            border-bottom: none;
        }

        .compare-card .icon-check {
            color: var(--success);
            font-weight: 700;
            flex-shrink: 0;
        }

        .compare-card .icon-x {
            color: var(--error);
            font-weight: 700;
            flex-shrink: 0;
        }

        /* Match Plan */
        .plan-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--grid-gap);
        }

        .plan-card {
            background: #FFFFFF;
            border: 1px solid var(--border);
            border-radius: var(--radius-xl);
            padding: 28px 28px 24px;
            box-shadow: var(--shadow-card);
            transition: var(--transition-slow);
            position: relative;
        }

        .plan-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-6px);
            border-color: var(--secondary);
        }

        .plan-card .plan-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            margin-bottom: 18px;
            color: var(--primary);
        }

        .plan-card h3 {
            font-size: 19px;
            font-weight: 650;
            color: var(--text-main);
            margin-bottom: 10px;
        }

        .plan-card p {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* Entry Matrix */
        .entry-matrix {
            display: grid;
            grid-template-columns: repeat(7, 1fr);
            gap: 12px;
        }

        .entry-item {
            background: #FFFFFF;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 20px 16px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: var(--transition-slow);
            cursor: pointer;
        }

        .entry-item:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
            border-color: var(--primary);
        }

        .entry-item .entry-icon {
            font-size: 24px;
            margin-bottom: 10px;
            display: block;
        }

        .entry-item .entry-name {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-main);
        }

        /* Data Compare Visual */
        .data-compare-bars {
            display: flex;
            flex-direction: column;
            gap: 18px;
            margin-top: 24px;
        }

        .data-bar-row {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .data-bar-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-main);
            min-width: 90px;
            flex-shrink: 0;
        }

        .data-bar-track {
            flex: 1;
            height: 28px;
            background: var(--bg-soft);
            border-radius: 14px;
            overflow: hidden;
            position: relative;
        }

        .data-bar-fill {
            height: 100%;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            border-radius: 14px;
            transition: var(--transition-slow);
            display: flex;
            align-items: center;
            justify-content: flex-end;
            padding-right: 10px;
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            min-width: 40px;
        }

        .data-bar-fill.alt {
            background: linear-gradient(90deg, var(--text-light), var(--text-muted));
        }

        /* News Section */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: var(--grid-gap);
        }

        .news-card {
            background: #FFFFFF;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition-slow);
            display: flex;
            flex-direction: column;
        }

        .news-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }

        .news-card .news-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            background: var(--bg-soft);
        }

        .news-card .news-body {
            padding: 22px 24px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .news-card .news-date {
            font-size: 13px;
            color: var(--text-light);
            margin-bottom: 8px;
            font-weight: 500;
        }

        .news-card .news-title {
            font-size: 18px;
            font-weight: 650;
            color: var(--text-main);
            margin-bottom: 10px;
            line-height: 1.5;
        }

        .news-card .news-excerpt {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 16px;
            flex: 1;
        }

        .news-card .read-more {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
        }

        .news-card .read-more .arrow {
            transition: var(--transition);
            display: inline-block;
        }

        .news-card .read-more:hover {
            color: var(--primary-hover);
        }

        .news-card .read-more:hover .arrow {
            transform: translateX(4px);
        }

        /* Brand Intro */
        .brand-intro {
            background: linear-gradient(160deg, #0A0E1A 0%, #101A33 55%, #14244A 100%);
            position: relative;
            overflow: hidden;
            padding: 80px 0;
        }

        .brand-intro::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/6b1d826a490ba3fa.webp') center/cover no-repeat;
            opacity: 0.15;
        }

        .brand-intro .container {
            position: relative;
            z-index: 2;
        }

        .brand-intro .section-title {
            color: #FFFFFF;
        }

        .brand-intro .section-desc {
            color: rgba(230, 238, 249, 0.8);
            line-height: 1.9;
            max-width: 850px;
            font-size: 16px;
        }

        /* Scene Demo */
        .scene-steps {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--grid-gap);
        }

        .scene-step {
            background: #FFFFFF;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px 26px;
            box-shadow: var(--shadow-card);
            transition: var(--transition-slow);
            position: relative;
        }

        .scene-step:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }

        .scene-step .step-num {
            font-family: var(--font-num);
            font-size: 14px;
            font-weight: 700;
            color: #fff;
            background: var(--primary);
            width: 32px;
            height: 32px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 14px;
        }

        .scene-step h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 8px;
        }

        .scene-step p {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* Update Calendar */
        .update-calendar {
            background: #FFFFFF;
            border: 1px solid var(--border);
            border-radius: var(--radius-xl);
            padding: 32px 34px;
            box-shadow: var(--shadow-card);
        }

        .update-calendar .cal-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 20px;
            flex-wrap: wrap;
            gap: 14px;
        }

        .update-calendar .cal-title {
            font-size: 18px;
            font-weight: 650;
            color: var(--text-main);
        }

        .cal-toggle {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-muted);
            cursor: pointer;
            user-select: none;
        }

        .cal-toggle .switch {
            width: 42px;
            height: 22px;
            background: var(--border);
            border-radius: 11px;
            position: relative;
            transition: var(--transition);
            cursor: pointer;
        }

        .cal-toggle .switch.active {
            background: var(--primary);
        }

        .cal-toggle .switch::after {
            content: '';
            position: absolute;
            top: 3px;
            left: 3px;
            width: 16px;
            height: 16px;
            background: #fff;
            border-radius: 50%;
            transition: var(--transition);
        }

        .cal-toggle .switch.active::after {
            left: 23px;
        }

        .cal-entries {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 14px;
        }

        .cal-entry {
            padding: 14px 18px;
            background: var(--bg-soft);
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
        }

        .cal-entry .cal-day {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            white-space: nowrap;
        }

        .cal-entry .cal-desc {
            font-size: 14px;
            color: var(--text-body);
            flex: 1;
            text-align: left;
        }

        .cal-entry .cal-badge {
            font-size: 12px;
            font-weight: 600;
            background: var(--primary-light);
            color: var(--primary);
            padding: 3px 10px;
            border-radius: 12px;
            white-space: nowrap;
        }

        /* Hot List */
        .hot-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .hot-item {
            background: #FFFFFF;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 18px 22px;
            display: flex;
            align-items: center;
            gap: 18px;
            box-shadow: var(--shadow-card);
            transition: var(--transition-slow);
        }

        .hot-item:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateX(4px);
            border-color: var(--secondary);
        }

        .hot-rank {
            font-family: var(--font-num);
            font-size: 24px;
            font-weight: 700;
            color: var(--primary);
            min-width: 44px;
            text-align: center;
            flex-shrink: 0;
        }

        .hot-item .hot-img {
            width: 70px;
            height: 50px;
            object-fit: cover;
            border-radius: var(--radius-sm);
            flex-shrink: 0;
            background: var(--bg-soft);
        }

        .hot-item .hot-info {
            flex: 1;
        }

        .hot-item .hot-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 4px;
        }

        .hot-item .hot-desc {
            font-size: 13px;
            color: var(--text-muted);
        }

        .hot-item .btn-sm {
            padding: 8px 16px;
            font-size: 13px;
            font-weight: 600;
            background: var(--primary-light);
            color: var(--primary);
            border-radius: var(--radius-md);
            white-space: nowrap;
            flex-shrink: 0;
        }

        .hot-item .btn-sm:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(26, 107, 255, 0.3);
        }

        /* Assurance */
        .assurance-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--grid-gap);
        }

        .assurance-card {
            background: #FFFFFF;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 24px 22px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: var(--transition-slow);
        }

        .assurance-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
            border-color: var(--primary);
        }

        .assurance-card .assurance-icon {
            font-size: 28px;
            margin-bottom: 12px;
            display: block;
        }

        .assurance-card h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 6px;
        }

        .assurance-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: #FFFFFF;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: var(--transition);
            box-shadow: var(--shadow-card);
        }

        .faq-item.open {
            border-color: var(--primary);
            box-shadow: 0 4px 16px rgba(26, 107, 255, 0.12);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 24px;
            cursor: pointer;
            gap: 16px;
            font-size: 17px;
            font-weight: 600;
            color: var(--text-main);
            transition: var(--transition);
            user-select: none;
            width: 100%;
            text-align: left;
            background: transparent;
            border: none;
        }

        .faq-question:hover {
            color: var(--primary);
        }

        .faq-question .faq-icon {
            font-size: 18px;
            color: var(--text-light);
            transition: var(--transition);
            flex-shrink: 0;
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            color: var(--primary);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            padding: 0 24px;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 24px 20px;
        }

        .faq-answer p {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.8;
        }

        /* Form */
        .cta-section {
            background: linear-gradient(160deg, #0A0E1A 0%, #101A33 55%, #14244A 100%);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/50aa6edd3c40d430.webp') center/cover no-repeat;
            opacity: 0.12;
        }

        .cta-section .container {
            position: relative;
            z-index: 2;
        }

        .cta-box {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-xl);
            padding: 44px 46px;
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
            max-width: 620px;
        }

        .cta-box h2 {
            font-size: 26px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 10px;
        }

        .cta-box p {
            font-size: 15px;
            color: rgba(230, 238, 249, 0.8);
            margin-bottom: 24px;
            line-height: 1.7;
        }

        .form-group {
            margin-bottom: 16px;
        }

        .form-group input {
            width: 100%;
            padding: 14px 18px;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: var(--radius-md);
            color: #FFFFFF;
            font-size: 15px;
            transition: var(--transition);
            outline: none;
        }

        .form-group input::placeholder {
            color: rgba(230, 238, 249, 0.5);
        }

        .form-group input:focus {
            border-color: var(--neon);
            box-shadow: 0 0 0 3px rgba(0, 207, 255, 0.15);
            background: rgba(255, 255, 255, 0.1);
        }

        .form-submit {
            width: 100%;
            padding: 14px 28px;
            background: var(--neon);
            color: var(--dark-bg);
            font-weight: 700;
            font-size: 16px;
            border-radius: var(--radius-md);
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 0 14px rgba(0, 207, 255, 0.35);
        }

        .form-submit:hover {
            box-shadow: var(--shadow-btn);
            transform: translateY(-2px);
            background: #2CD4FF;
        }

        .form-submit:active {
            transform: translateY(1px);
        }

        .form-note {
            font-size: 12px;
            color: rgba(230, 238, 249, 0.5);
            margin-top: 10px;
            text-align: center;
        }

        /* Footer */
        .site-footer {
            background: var(--dark-bg);
            color: var(--dark-text);
            padding: 64px 0 0;
            margin-top: auto;
        }

        .site-footer .container {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
        }

        .footer-brand .logo-text {
            font-size: 22px;
            margin-bottom: 14px;
            display: block;
        }

        .footer-brand p {
            font-size: 14px;
            color: rgba(230, 238, 249, 0.6);
            line-height: 1.7;
            max-width: 320px;
        }

        .footer-col h4 {
            font-size: 16px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 16px;
        }

        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col a {
            font-size: 14px;
            color: rgba(230, 238, 249, 0.65);
            transition: var(--transition);
        }

        .footer-col a:hover {
            color: #FFFFFF;
            transform: translateX(4px);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 20px 0;
            text-align: center;
            font-size: 13px;
            color: rgba(230, 238, 249, 0.5);
        }

        .footer-bottom a {
            color: rgba(230, 238, 249, 0.7);
            transition: var(--transition);
        }

        .footer-bottom a:hover {
            color: #FFFFFF;
        }

        .footer-bottom .sep {
            margin: 0 8px;
            color: rgba(255, 255, 255, 0.3);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .main-nav a {
                padding: 8px 10px;
                font-size: 14px;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .pain-list {
                grid-template-columns: repeat(2, 1fr);
            }

            .plan-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .entry-matrix {
                grid-template-columns: repeat(4, 1fr);
            }

            .assurance-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .scene-steps {
                grid-template-columns: repeat(2, 1fr);
            }

            .footer .container {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .section {
                padding: var(--spacing-section-tablet) 0;
            }

            .section-title {
                font-size: 26px;
            }

            .site-header .container {
                height: 60px;
            }

            .main-nav {
                display: none;
                position: fixed;
                top: 60px;
                left: 0;
                right: 0;
                background: var(--dark-bg);
                flex-direction: column;
                padding: 20px 24px 28px;
                gap: 4px;
                border-bottom: 2px solid transparent;
                border-image: linear-gradient(90deg, #00CFFF, #1A6BFF) 1;
                box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
                z-index: 999;
            }

            .main-nav.open {
                display: flex;
            }

            .main-nav a {
                width: 100%;
                padding: 12px 16px;
                font-size: 16px;
                border-radius: var(--radius-sm);
            }

            .nav-cta {
                margin-left: 0;
                text-align: center;
                margin-top: 8px;
            }

            .hamburger {
                display: flex;
            }

            .hero {
                min-height: auto;
                padding: 56px 0 72px;
            }

            .hero .container {
                flex-direction: column;
                gap: 32px;
            }

            .hero h1 {
                font-size: 28px;
            }

            .hero-subtitle {
                font-size: 16px;
            }

            .hero-quiz-card {
                max-width: 100%;
                flex: 1 1 auto;
            }

            .stats-grid {
                margin-top: -20px;
                grid-template-columns: repeat(2, 1fr);
                gap: var(--grid-gap-tablet);
            }

            .stat-card {
                padding: 18px 16px;
            }

            .stat-number {
                font-size: 28px;
            }

            .pain-list {
                grid-template-columns: 1fr;
            }

            .compare-grid {
                grid-template-columns: 1fr;
            }

            .plan-grid {
                grid-template-columns: 1fr;
            }

            .entry-matrix {
                grid-template-columns: repeat(3, 1fr);
                gap: 8px;
            }

            .news-grid {
                grid-template-columns: 1fr;
            }

            .news-card .news-img {
                height: 180px;
            }

            .scene-steps {
                grid-template-columns: 1fr;
            }

            .cal-entries {
                grid-template-columns: 1fr;
            }

            .assurance-grid {
                grid-template-columns: 1fr 1fr;
                gap: var(--grid-gap-tablet);
            }

            .cta-box {
                padding: 32px 26px;
            }

            .site-footer .container {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .footer-brand p {
                max-width: 100%;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }

            .section {
                padding: var(--spacing-section-mobile) 0;
            }

            .section-title {
                font-size: 22px;
            }

            .hero h1 {
                font-size: 24px;
            }

            .hero-actions {
                flex-direction: column;
            }

            .hero-actions .btn {
                width: 100%;
                justify-content: center;
            }

            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: var(--grid-gap-mobile);
            }

            .stat-number {
                font-size: 24px;
            }

            .stat-label {
                font-size: 12px;
            }

            .entry-matrix {
                grid-template-columns: repeat(2, 1fr);
            }

            .assurance-grid {
                grid-template-columns: 1fr;
            }

            .hot-item {
                flex-wrap: wrap;
                gap: 10px;
            }

            .hot-item .btn-sm {
                width: 100%;
                text-align: center;
            }

            .update-calendar {
                padding: 22px 18px;
            }

            .cal-entry {
                flex-wrap: wrap;
                gap: 6px;
            }

            .cta-box h2 {
                font-size: 22px;
            }
        }

        @media (min-width: 769px) and (max-width: 1024px) {
            .hamburger {
                display: none;
            }

            .main-nav {
                display: flex;
            }
        }

        @media (min-width: 1025px) {
            .hamburger {
                display: none;
            }

            .main-nav {
                display: flex;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #1A6BFF;
            --primary-hover: #0B53D6;
            --primary-light: #EAF2FF;
            --secondary: #58A6FF;
            --neon: #00CFFF;
            --bg: #FFFFFF;
            --bg-alt: #F7FAFF;
            --bg-soft: #F4F7FB;
            --text-main: #0F172A;
            --text-body: #334155;
            --text-muted: #64748B;
            --text-light: #94A3B8;
            --border: #E2E8F0;
            --divider: #EBF0F6;
            --dark-bg: #0A0E1A;
            --dark-text: #E6EEF9;
            --success: #16A34A;
            --warning: #F59E0B;
            --error: #DC2626;
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --shadow-card: 0 2px 8px rgba(15, 23, 42, 0.06);
            --shadow-card-hover: 0 6px 16px rgba(26, 107, 255, 0.12);
            --shadow-neon: 0 0 12px rgba(0, 207, 255, 0.45);
            --shadow-btn: 0 0 16px rgba(0, 207, 255, 0.5);
            --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC', sans-serif;
            --font-num: 'Inter', 'Roboto', system-ui, sans-serif;
            --container-max: 1240px;
            --transition: all 0.25s ease;
            --transition-slow: all 0.4s ease;
            --spacing-section: 96px;
            --spacing-section-tablet: 64px;
            --spacing-section-mobile: 48px;
            --grid-gap: 24px;
            --grid-gap-tablet: 16px;
            --grid-gap-mobile: 8px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-cn);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-body);
            background: var(--bg);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            margin: 0;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
            transition: var(--transition);
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }
        .section {
            padding: var(--spacing-section) 0;
        }
        .section-alt {
            background: var(--bg-alt);
        }
        .section-soft {
            background: var(--bg-soft);
        }
        .section-tight {
            padding: calc(var(--spacing-section) * 0.65) 0;
        }
        .section-header {
            margin-bottom: 48px;
        }
        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--primary);
            background: var(--primary-light);
            padding: 4px 14px;
            border-radius: 20px;
            margin-bottom: 12px;
        }
        .section-title {
            font-size: 32px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.3;
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }
        .section-desc {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.75;
            max-width: 720px;
        }
        .section-header.center {
            text-align: center;
        }
        .section-header.center .section-desc {
            margin: 0 auto;
        }

        /* Navigation */
        .site-header {
            background: var(--dark-bg);
            border-bottom: 2px solid transparent;
            border-image: linear-gradient(90deg, #00CFFF, #1A6BFF) 1;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 20px rgba(10, 14, 26, 0.35);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 24px;
        }
        .logo-area {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-md);
            background: linear-gradient(135deg, var(--primary), var(--neon));
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 18px;
            color: #fff;
            flex-shrink: 0;
            box-shadow: 0 0 16px rgba(0, 207, 255, 0.30);
        }
        .logo-text {
            font-size: 20px;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: 0.02em;
            text-shadow: 0 0 20px rgba(0, 207, 255, 0.35);
            white-space: nowrap;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: nowrap;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .main-nav::-webkit-scrollbar {
            display: none;
        }
        .main-nav a {
            color: var(--dark-text);
            font-size: 15px;
            font-weight: 500;
            padding: 8px 14px;
            border-radius: var(--radius-md);
            white-space: nowrap;
            position: relative;
            transition: var(--transition);
        }
        .main-nav a:hover {
            color: #ffffff;
            background: rgba(255, 255, 255, 0.08);
            box-shadow: inset 0 -2px 0 var(--neon);
        }
        .main-nav a.active {
            color: #ffffff;
            background: rgba(0, 207, 255, 0.1);
            box-shadow: inset 0 -2px 0 var(--neon), var(--shadow-neon);
            font-weight: 600;
        }
        .main-nav .nav-cta {
            background: var(--neon);
            color: #0A0E1A;
            font-weight: 700;
            padding: 8px 18px;
            margin-left: 8px;
            border-radius: var(--radius-md);
            box-shadow: 0 0 12px rgba(0, 207, 255, 0.35);
        }
        .main-nav .nav-cta:hover {
            background: #33d9ff;
            color: #0A0E1A;
            box-shadow: var(--shadow-btn);
        }
        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            background: none;
            border: none;
            cursor: pointer;
            flex-shrink: 0;
        }
        .nav-toggle span {
            width: 26px;
            height: 2px;
            background: var(--dark-text);
            border-radius: 2px;
            transition: var(--transition);
        }
        .nav-toggle.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .nav-toggle.active span:nth-child(2) {
            opacity: 0;
        }
        .nav-toggle.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* Breadcrumb */
        .breadcrumb-bar {
            background: var(--bg-soft);
            border-bottom: 1px solid var(--divider);
            padding: 10px 0;
            font-size: 13px;
            color: var(--text-muted);
        }
        .breadcrumb-bar .container {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .breadcrumb-bar a {
            color: var(--primary);
            font-weight: 500;
        }
        .breadcrumb-bar a:hover {
            text-decoration: underline;
        }
        .breadcrumb-bar .sep {
            color: var(--text-light);
            font-size: 12px;
        }
        .breadcrumb-bar .current {
            color: var(--text-muted);
            font-weight: 500;
        }

        /* Page Hero / Category H1 */
        .page-hero {
            background: linear-gradient(135deg, #0A0E1A 0%, #14213D 55%, #1A2A4A 100%);
            padding: 64px 0 56px;
            position: relative;
            overflow: hidden;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--neon), var(--primary));
        }
        .page-hero::after {
            content: '';
            position: absolute;
            top: -120px;
            right: -80px;
            width: 320px;
            height: 320px;
            border-radius: 50%;
            background: rgba(0, 207, 255, 0.08);
            pointer-events: none;
        }
        .page-hero .container {
            position: relative;
            z-index: 1;
        }
        .page-hero .hero-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.06em;
            color: var(--neon);
            background: rgba(0, 207, 255, 0.1);
            padding: 5px 14px;
            border-radius: 20px;
            margin-bottom: 16px;
            border: 1px solid rgba(0, 207, 255, 0.25);
        }
        .page-hero h1 {
            font-size: 40px;
            font-weight: 700;
            color: #ffffff;
            line-height: 1.25;
            margin-bottom: 16px;
            letter-spacing: -0.01em;
            max-width: 760px;
        }
        .page-hero .hero-desc {
            font-size: 17px;
            color: #B8C7DE;
            line-height: 1.75;
            max-width: 660px;
            margin-bottom: 28px;
        }
        .page-hero .hero-meta {
            display: flex;
            align-items: center;
            gap: 20px;
            flex-wrap: wrap;
            font-size: 14px;
            color: #8FA3C4;
        }
        .page-hero .hero-meta span {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .page-hero .hero-meta .dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--neon);
            box-shadow: 0 0 8px rgba(0, 207, 255, 0.5);
        }

        /* Filter Bar */
        .filter-bar {
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 16px 20px;
            margin-top: -28px;
            position: relative;
            z-index: 5;
            box-shadow: var(--shadow-card);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
        }
        .filter-bar .filter-tags {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .filter-bar .filter-tags button {
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-muted);
            background: var(--bg-soft);
            border: 1px solid var(--border);
            white-space: nowrap;
        }
        .filter-bar .filter-tags button:hover {
            color: var(--primary);
            border-color: var(--primary);
            background: var(--primary-light);
        }
        .filter-bar .filter-tags button.active-filter {
            color: #fff;
            background: var(--primary);
            border-color: var(--primary);
            font-weight: 600;
            box-shadow: 0 2px 8px rgba(26, 107, 255, 0.25);
        }
        .filter-bar .filter-select {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-muted);
        }
        .filter-bar select {
            padding: 6px 12px;
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            background: var(--bg);
            color: var(--text-body);
            font-size: 14px;
            cursor: pointer;
            min-width: 120px;
        }
        .filter-bar select:focus {
            outline: 2px solid var(--primary);
            outline-offset: 1px;
        }

        /* Tactic List Cards - Diagram style */
        .tactic-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: var(--grid-gap);
        }
        .tactic-card {
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .tactic-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: rgba(26, 107, 255, 0.3);
        }
        .tactic-card .card-visual {
            position: relative;
            height: 200px;
            overflow: hidden;
            background: var(--bg-soft);
        }
        .tactic-card .card-visual img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .tactic-card:hover .card-visual img {
            transform: scale(1.03);
        }
        .tactic-card .card-visual .overlay-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(10, 14, 26, 0.75);
            color: #fff;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.04em;
            backdrop-filter: blur(4px);
        }
        .tactic-card .card-body {
            padding: 20px 24px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .tactic-card .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 12px;
            color: var(--text-light);
            margin-bottom: 10px;
        }
        .tactic-card .card-meta .badge {
            background: var(--primary-light);
            color: var(--primary);
            padding: 2px 10px;
            border-radius: 12px;
            font-weight: 600;
            font-size: 11px;
        }
        .tactic-card h3 {
            font-size: 19px;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.4;
            margin-bottom: 10px;
        }
        .tactic-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 16px;
            flex: 1;
        }
        .tactic-card .read-more {
            color: var(--primary);
            font-weight: 600;
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: var(--transition);
            align-self: flex-start;
        }
        .tactic-card .read-more .arrow {
            transition: transform 0.3s ease;
            display: inline-block;
        }
        .tactic-card .read-more:hover {
            color: var(--primary-hover);
        }
        .tactic-card .read-more:hover .arrow {
            transform: translateX(4px);
        }

        /* Featured recommendation */
        .featured-card {
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            margin-bottom: 32px;
        }
        .featured-card:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(26, 107, 255, 0.25);
        }
        .featured-card .featured-visual {
            min-height: 320px;
            background: var(--bg-soft);
            position: relative;
            overflow: hidden;
        }
        .featured-card .featured-visual img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            position: absolute;
            top: 0;
            left: 0;
        }
        .featured-card .featured-content {
            padding: 32px 36px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .featured-card .featured-label {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            color: var(--primary);
            background: var(--primary-light);
            padding: 4px 12px;
            border-radius: 16px;
            margin-bottom: 14px;
            align-self: flex-start;
        }
        .featured-card h2 {
            font-size: 24px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.35;
            margin-bottom: 12px;
        }
        .featured-card p {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.75;
            margin-bottom: 18px;
        }
        .featured-card .featured-link {
            color: var(--primary);
            font-weight: 600;
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            align-self: flex-start;
        }
        .featured-card .featured-link:hover {
            color: var(--primary-hover);
        }
        .featured-card .featured-link .arrow {
            transition: transform 0.3s ease;
        }
        .featured-card .featured-link:hover .arrow {
            transform: translateX(4px);
        }

        /* Stats mini board */
        .stats-mini-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--grid-gap);
        }
        .stats-mini-card {
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 20px 22px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
        }
        .stats-mini-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .stats-mini-card .stat-number {
            font-family: var(--font-num);
            font-size: 28px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.2;
            margin-bottom: 4px;
        }
        .stats-mini-card .stat-label {
            font-size: 13px;
            color: var(--text-muted);
            font-weight: 500;
        }

        /* FAQ */
        .faq-list {
            max-width: 820px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            margin-bottom: 12px;
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(26, 107, 255, 0.2);
        }
        .faq-item.open {
            border-color: var(--primary);
            box-shadow: var(--shadow-card);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 16px 20px;
            cursor: pointer;
            transition: var(--transition);
        }
        .faq-question:hover {
            background: var(--bg-soft);
        }
        .faq-question h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.5;
            margin: 0;
            flex: 1;
        }
        .faq-question .faq-icon {
            width: 22px;
            height: 22px;
            border-radius: 50%;
            border: 2px solid var(--text-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: var(--text-light);
            flex-shrink: 0;
            transition: var(--transition);
        }
        .faq-item.open .faq-question .faq-icon {
            border-color: var(--primary);
            color: var(--primary);
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            padding: 0 20px;
        }
        .faq-item.open .faq-answer {
            max-height: 200px;
            padding: 0 20px 18px;
        }
        .faq-answer p {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.75;
            margin: 0;
        }

        /* CTA conversion */
        .cta-section {
            background: linear-gradient(135deg, #0A0E1A 0%, #14213D 60%, #1A2A4A 100%);
            padding: 64px 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg, var(--neon), var(--primary));
        }
        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -160px;
            left: -100px;
            width: 360px;
            height: 360px;
            border-radius: 50%;
            background: rgba(0, 207, 255, 0.05);
            pointer-events: none;
        }
        .cta-section .container {
            position: relative;
            z-index: 1;
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 48px;
            align-items: center;
        }
        .cta-section .cta-info h2 {
            font-size: 30px;
            font-weight: 700;
            color: #ffffff;
            line-height: 1.3;
            margin-bottom: 14px;
            letter-spacing: -0.01em;
        }
        .cta-section .cta-info p {
            font-size: 16px;
            color: #B8C7DE;
            line-height: 1.75;
            margin-bottom: 0;
        }
        .cta-section .cta-form {
            background: var(--bg);
            border-radius: var(--radius-xl);
            padding: 32px;
            box-shadow: 0 8px 32px rgba(10, 14, 26, 0.3);
        }
        .cta-section .cta-form .form-title {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 18px;
        }
        .cta-section .form-group {
            margin-bottom: 16px;
        }
        .cta-section .form-group label {
            display: block;
            font-size: 13px;
            font-weight: 500;
            color: var(--text-muted);
            margin-bottom: 6px;
        }
        .cta-section .form-group input {
            width: 100%;
            padding: 10px 14px;
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            background: var(--bg-soft);
            font-size: 15px;
            color: var(--text-body);
            transition: var(--transition);
        }
        .cta-section .form-group input:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(26, 107, 255, 0.1);
            background: var(--bg);
        }
        .cta-section .submit-btn {
            width: 100%;
            padding: 12px 24px;
            background: var(--primary);
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-md);
            transition: var(--transition);
            border: none;
            cursor: pointer;
        }
        .cta-section .submit-btn:hover {
            background: var(--primary-hover);
            box-shadow: var(--shadow-btn);
            transform: translateY(-1px);
        }
        .cta-section .submit-btn:active {
            transform: translateY(1px);
            box-shadow: none;
        }

        /* Category entry */
        .category-entry-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--grid-gap);
        }
        .category-entry-card {
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 24px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            display: block;
        }
        .category-entry-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: rgba(26, 107, 255, 0.3);
        }
        .category-entry-card .entry-icon {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            margin: 0 auto 14px;
            font-weight: 600;
        }
        .category-entry-card h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 8px;
        }
        .category-entry-card p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
            margin: 0;
        }

        /* Footer */
        .site-footer {
            background: var(--dark-bg);
            padding: 48px 0 0;
            margin-top: auto;
        }
        .site-footer .container {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 32px;
        }
        .footer-brand .logo-text {
            font-size: 22px;
            font-weight: 700;
            color: #ffffff;
            text-shadow: 0 0 20px rgba(0, 207, 255, 0.3);
            display: block;
            margin-bottom: 12px;
        }
        .footer-brand p {
            font-size: 14px;
            color: #8FA3C4;
            line-height: 1.7;
            margin: 0;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #ffffff;
            margin-bottom: 14px;
            letter-spacing: 0.04em;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            font-size: 14px;
            color: #8FA3C4;
            transition: var(--transition);
            display: inline-block;
        }
        .footer-col ul li a:hover {
            color: #ffffff;
            transform: translateX(3px);
        }
        .footer-bottom {
            background: #060910;
            padding: 16px 24px;
            border-top: 1px solid rgba(226, 232, 240, 0.1);
            font-size: 13px;
            color: #8FA3C4;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            flex-wrap: wrap;
        }
        .footer-bottom a {
            color: #8FA3C4;
            transition: var(--transition);
        }
        .footer-bottom a:hover {
            color: #ffffff;
        }
        .footer-bottom .sep {
            color: #4A5A78;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .tactic-grid {
                grid-template-columns: 1fr;
            }
            .stats-mini-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .cta-section .container {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .site-footer .container {
                grid-template-columns: 1fr 1fr;
            }
            .category-entry-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 768px) {
            .site-header .container {
                height: 60px;
                padding: 0 16px;
            }
            .logo-text {
                font-size: 18px;
            }
            .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 15px;
            }
            .main-nav {
                position: fixed;
                top: 60px;
                left: 0;
                right: 0;
                background: var(--dark-bg);
                flex-direction: column;
                align-items: flex-start;
                gap: 0;
                padding: 16px 24px 24px;
                border-bottom: 2px solid var(--neon);
                box-shadow: 0 12px 28px rgba(10, 14, 26, 0.5);
                transform: translateY(-120%);
                transition: transform 0.35s ease;
                z-index: 999;
                overflow-y: auto;
                max-height: calc(100vh - 60px);
            }
            .main-nav.mobile-open {
                transform: translateY(0);
            }
            .main-nav a {
                display: block;
                width: 100%;
                padding: 12px 16px;
                font-size: 15px;
                border-radius: var(--radius-md);
                border-bottom: 1px solid rgba(226, 232, 240, 0.06);
            }
            .main-nav a:last-child {
                border-bottom: none;
            }
            .main-nav .nav-cta {
                margin-left: 0;
                margin-top: 8px;
                text-align: center;
            }
            .nav-toggle {
                display: flex;
            }
            .page-hero {
                padding: 40px 0 40px;
            }
            .page-hero h1 {
                font-size: 28px;
            }
            .page-hero .hero-desc {
                font-size: 15px;
            }
            .filter-bar {
                margin-top: -20px;
                padding: 14px 16px;
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }
            .filter-bar .filter-select {
                width: 100%;
                justify-content: space-between;
            }
            .filter-bar select {
                flex: 1;
            }
            .tactic-card .card-visual {
                height: 160px;
            }
            .tactic-card .card-body {
                padding: 16px 18px 20px;
            }
            .featured-card {
                grid-template-columns: 1fr;
            }
            .featured-card .featured-visual {
                min-height: 200px;
            }
            .featured-card .featured-content {
                padding: 24px;
            }
            .stats-mini-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stats-mini-card .stat-number {
                font-size: 22px;
            }
            .section {
                padding: var(--spacing-section-mobile) 0;
            }
            .section-header {
                margin-bottom: 32px;
            }
            .section-title {
                font-size: 24px;
            }
            .cta-section {
                padding: 40px 0;
            }
            .cta-section .cta-info h2 {
                font-size: 24px;
            }
            .cta-section .cta-form {
                padding: 24px;
            }
            .category-entry-grid {
                grid-template-columns: 1fr;
            }
            .site-footer .container {
                grid-template-columns: 1fr;
                gap: 28px;
                padding: 0 16px 28px;
            }
            .footer-bottom {
                font-size: 12px;
                gap: 6px;
                padding: 14px 16px;
                text-align: center;
            }
        }
        @media (max-width: 520px) {
            .page-hero h1 {
                font-size: 24px;
            }
            .page-hero {
                padding: 32px 0 36px;
            }
            .hero-meta {
                gap: 12px;
                font-size: 12px;
            }
            .tactic-card .card-visual {
                height: 140px;
            }
            .tactic-card h3 {
                font-size: 17px;
            }
            .stats-mini-grid {
                grid-template-columns: 1fr;
            }
            .featured-card h2 {
                font-size: 20px;
            }
            .cta-section .cta-form {
                padding: 20px;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #1A6BFF;
            --primary-hover: #0B53D6;
            --primary-light: #EAF2FF;
            --secondary: #58A6FF;
            --neon: #00CFFF;
            --bg: #FFFFFF;
            --bg-alt: #F7FAFF;
            --bg-soft: #F4F7FB;
            --text-main: #0F172A;
            --text-body: #334155;
            --text-muted: #64748B;
            --text-light: #94A3B8;
            --border: #E2E8F0;
            --divider: #EBF0F6;
            --dark-bg: #0A0E1A;
            --dark-text: #E6EEF9;
            --success: #16A34A;
            --warning: #F59E0B;
            --error: #DC2626;
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --shadow-card: 0 2px 8px rgba(15, 23, 42, 0.06);
            --shadow-card-hover: 0 6px 16px rgba(26, 107, 255, 0.12);
            --shadow-neon: 0 0 12px rgba(0, 207, 255, 0.45);
            --shadow-btn: 0 0 16px rgba(0, 207, 255, 0.5);
            --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC', sans-serif;
            --font-num: 'Inter', 'Roboto', system-ui, sans-serif;
            --container-max: 1240px;
            --transition: all 0.25s ease;
            --transition-slow: all 0.4s ease;
            --spacing-section: 96px;
            --spacing-section-tablet: 64px;
            --spacing-section-mobile: 48px;
            --grid-gap: 24px;
            --grid-gap-tablet: 16px;
            --grid-gap-mobile: 8px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-cn);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-body);
            background: var(--bg);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }

        button {
            cursor: pointer;
            border: none;
            background: none;
            transition: var(--transition);
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        .section {
            padding: var(--spacing-section) 0;
        }

        .section-alt {
            background: var(--bg-alt);
        }

        .section-soft {
            background: var(--bg-soft);
        }

        .section-tight {
            padding: calc(var(--spacing-section) * 0.65) 0;
        }

        .section-header {
            margin-bottom: 48px;
        }

        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--primary);
            background: var(--primary-light);
            padding: 4px 14px;
            border-radius: 20px;
            margin-bottom: 12px;
        }

        .section-title {
            font-size: 32px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.3;
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }

        .section-desc {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.75;
            max-width: 720px;
        }

        .section-header.center {
            text-align: center;
        }

        .section-header.center .section-desc {
            margin: 0 auto;
        }

        /* Navigation */
        .site-header {
            background: var(--dark-bg);
            border-bottom: 2px solid transparent;
            border-image: linear-gradient(90deg, #00CFFF, #1A6BFF) 1;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 20px rgba(10, 14, 26, 0.35);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 24px;
        }

        .logo-area {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-md);
            background: linear-gradient(135deg, var(--primary), var(--neon));
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 18px;
            color: #fff;
            flex-shrink: 0;
            box-shadow: 0 0 16px rgba(0, 207, 255, 0.30);
        }

        .logo-text {
            font-size: 20px;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: 0.02em;
            text-shadow: 0 0 20px rgba(0, 207, 255, 0.35);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: var(--radius-sm);
            background: transparent;
        }

        .nav-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--dark-text);
            border-radius: 2px;
            transition: var(--transition);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }

        .main-nav>a {
            color: var(--dark-text);
            font-size: 14px;
            font-weight: 500;
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            position: relative;
            white-space: nowrap;
        }

        .main-nav>a::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 2px;
            background: var(--neon);
            border-radius: 2px;
            transition: var(--transition);
        }

        .main-nav>a:hover,
        .main-nav>a:focus-visible {
            color: #FFFFFF;
        }

        .main-nav>a:hover::after,
        .main-nav>a:focus-visible::after {
            width: 60%;
        }

        .main-nav>a.active {
            color: #FFFFFF;
            box-shadow: var(--shadow-neon);
        }

        .main-nav>a.active::after {
            width: 60%;
        }

        .main-nav>.nav-cta {
            background: var(--primary);
            color: #FFFFFF;
            padding: 8px 18px;
            border-radius: var(--radius-md);
            font-weight: 600;
            box-shadow: 0 0 0 rgba(0, 207, 255, 0);
        }

        .main-nav>.nav-cta::after {
            display: none;
        }

        .main-nav>.nav-cta:hover {
            background: var(--primary-hover);
            box-shadow: var(--shadow-btn);
            color: #FFFFFF;
        }

        /* Page Hero */
        .page-hero {
            position: relative;
            background: linear-gradient(135deg, #0A0E1A 0%, #101E3D 45%, #0F2A5A 100%);
            padding: 72px 0 64px;
            overflow: hidden;
            color: #FFFFFF;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/c23ae13e51ec8c45.webp') center/cover no-repeat;
            opacity: 0.18;
            pointer-events: none;
        }

        .page-hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg, #00CFFF, #1A6BFF);
        }

        .page-hero .container {
            position: relative;
            z-index: 1;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(230, 238, 249, 0.7);
            margin-bottom: 24px;
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: rgba(230, 238, 249, 0.7);
        }

        .breadcrumb a:hover {
            color: var(--neon);
        }

        .breadcrumb .sep {
            color: rgba(230, 238, 249, 0.4);
            font-size: 12px;
        }

        .breadcrumb .current {
            color: #FFFFFF;
            font-weight: 500;
        }

        .page-hero h1 {
            font-size: 38px;
            font-weight: 700;
            color: #FFFFFF;
            line-height: 1.25;
            letter-spacing: -0.01em;
            margin-bottom: 18px;
            max-width: 800px;
        }

        .page-hero .lead {
            font-size: 17px;
            color: rgba(230, 238, 249, 0.85);
            line-height: 1.75;
            max-width: 680px;
        }

        /* Stats Bar */
        .stats-bar {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: -36px;
            position: relative;
            z-index: 2;
        }

        .stat-card {
            background: #FFFFFF;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 24px 22px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
        }

        .stat-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .stat-number {
            font-family: var(--font-num);
            font-size: 32px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.2;
            margin-bottom: 6px;
            letter-spacing: -0.02em;
        }

        .stat-unit {
            font-size: 14px;
            color: var(--text-muted);
            font-weight: 400;
        }

        .stat-label {
            font-size: 14px;
            color: var(--text-muted);
            font-weight: 500;
        }

        /* Featured Cards */
        .featured-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .featured-card {
            background: #FFFFFF;
            border: 1px solid var(--border);
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }

        .featured-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }

        .featured-card .card-img {
            height: 200px;
            overflow: hidden;
            position: relative;
        }

        .featured-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition-slow);
        }

        .featured-card:hover .card-img img {
            transform: scale(1.05);
        }

        .featured-card .card-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            background: var(--primary);
            color: #FFFFFF;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 20px;
        }

        .featured-card .card-body {
            padding: 22px 24px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .featured-card .card-date {
            font-size: 13px;
            color: var(--text-light);
        }

        .featured-card .card-title {
            font-size: 19px;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.4;
        }

        .featured-card .card-summary {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            flex: 1;
        }

        .featured-card .read-more {
            color: var(--primary);
            font-weight: 500;
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .featured-card .read-more .arrow {
            transition: var(--transition);
        }

        .featured-card .read-more:hover .arrow {
            transform: translateX(4px);
        }

        /* Intelligence List */
        .intel-toolbar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 32px;
        }

        .filter-group {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .filter-btn {
            padding: 8px 16px;
            border-radius: 20px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-muted);
            background: var(--bg-soft);
            border: 1px solid var(--border);
            transition: var(--transition);
            white-space: nowrap;
        }

        .filter-btn:hover {
            color: var(--primary);
            border-color: var(--primary);
            background: var(--primary-light);
        }

        .filter-btn.active {
            background: var(--primary);
            color: #FFFFFF;
            border-color: var(--primary);
        }

        .toolbar-info {
            font-size: 14px;
            color: var(--text-muted);
        }

        .intel-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .intel-card {
            background: #FFFFFF;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }

        .intel-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .intel-card .card-img {
            height: 160px;
            overflow: hidden;
            position: relative;
        }

        .intel-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition-slow);
        }

        .intel-card:hover .card-img img {
            transform: scale(1.04);
        }

        .intel-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(10, 14, 26, 0.75);
            color: #FFFFFF;
            font-size: 12px;
            font-weight: 500;
            padding: 3px 12px;
            border-radius: 20px;
            backdrop-filter: blur(4px);
        }

        .intel-card .card-body {
            padding: 18px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 7px;
        }

        .intel-card .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
        }

        .intel-card .card-date {
            font-size: 13px;
            color: var(--text-light);
        }

        .data-badge {
            background: var(--primary-light);
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: var(--radius-sm);
            white-space: nowrap;
        }

        .intel-card .card-title {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.45;
        }

        .intel-card .card-summary {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            flex: 1;
        }

        .intel-card .read-more {
            color: var(--primary);
            font-weight: 500;
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .intel-card .read-more .arrow {
            transition: var(--transition);
        }

        .intel-card .read-more:hover .arrow {
            transform: translateX(4px);
        }

        /* Dimensions */
        .dimension-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .dimension-card {
            background: #FFFFFF;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
        }

        .dimension-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .dimension-icon {
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            margin: 0 auto 14px;
        }

        .dimension-card h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 8px;
        }

        .dimension-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* FAQ */
        .faq-list {
            max-width: 820px;
            margin: 0 auto;
        }

        .faq-item {
            background: #FFFFFF;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            margin-bottom: 12px;
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-item.open {
            border-color: var(--primary);
            box-shadow: 0 2px 12px rgba(26, 107, 255, 0.10);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 20px;
            cursor: pointer;
            background: none;
            width: 100%;
            text-align: left;
            font-size: 17px;
            font-weight: 600;
            color: var(--text-main);
        }

        .faq-question .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            flex-shrink: 0;
            transition: var(--transition);
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(45deg);
            background: var(--primary);
            color: #FFFFFF;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
        }

        .faq-answer p {
            padding: 0 20px 20px 20px;
            color: var(--text-muted);
            font-size: 15px;
            line-height: 1.75;
        }

        /* CTA Form */
        .cta-panel {
            background: linear-gradient(135deg, #0A0E1A 0%, #101E3D 50%, #0F2A5A 100%);
            border-radius: var(--radius-xl);
            padding: 56px 48px;
            position: relative;
            overflow: hidden;
            color: #FFFFFF;
        }

        .cta-panel::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(0, 207, 255, 0.10);
            pointer-events: none;
        }

        .cta-panel::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -40px;
            width: 150px;
            height: 150px;
            border-radius: 50%;
            background: rgba(26, 107, 255, 0.15);
            pointer-events: none;
        }

        .cta-panel .container {
            position: relative;
            z-index: 1;
        }

        .cta-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .cta-panel h2 {
            font-size: 28px;
            font-weight: 700;
            color: #FFFFFF;
            line-height: 1.35;
            margin-bottom: 16px;
        }

        .cta-panel .cta-desc {
            font-size: 16px;
            color: rgba(230, 238, 249, 0.8);
            line-height: 1.75;
        }

        .cta-form {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .cta-form .form-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 14px;
        }

        .cta-form input {
            padding: 13px 16px;
            border-radius: var(--radius-md);
            border: 1px solid rgba(255, 255, 255, 0.2);
            background: rgba(255, 255, 255, 0.06);
            color: #FFFFFF;
            font-size: 15px;
            transition: var(--transition);
            width: 100%;
        }

        .cta-form input::placeholder {
            color: rgba(230, 238, 249, 0.5);
        }

        .cta-form input:focus {
            outline: 2px solid var(--neon);
            outline-offset: 0;
            border-color: var(--neon);
            background: rgba(255, 255, 255, 0.10);
        }

        .cta-submit {
            padding: 14px 28px;
            background: var(--primary);
            color: #FFFFFF;
            font-weight: 600;
            font-size: 16px;
            border-radius: var(--radius-md);
            transition: var(--transition);
            letter-spacing: 0.01em;
        }

        .cta-submit:hover {
            background: var(--primary-hover);
            box-shadow: var(--shadow-btn);
            transform: translateY(-2px);
        }

        .cta-submit:active {
            transform: translateY(1px);
        }

        /* Category Entries */
        .category-entry-grid {
            display: grid;
            grid-template-columns: repeat(6, 1fr);
            gap: 14px;
        }

        .entry-card {
            background: #FFFFFF;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 20px 16px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 8px;
        }

        .entry-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: var(--primary);
        }

        .entry-icon {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-md);
            background: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
        }

        .entry-card span {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-main);
        }

        /* Brand Strip */
        .brand-strip {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }

        .brand-strip p {
            font-size: 15px;
            color: var(--text-muted);
            max-width: 700px;
            line-height: 1.75;
        }

        .brand-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--primary);
            font-weight: 500;
            font-size: 15px;
            white-space: nowrap;
        }

        .brand-link:hover {
            color: var(--primary-hover);
            gap: 12px;
        }

        /* Footer */
        .site-footer {
            background: var(--dark-bg);
            color: rgba(230, 238, 249, 0.75);
            padding: 56px 0 0;
            border-top: 2px solid transparent;
            border-image: linear-gradient(90deg, #00CFFF, #1A6BFF) 1;
            margin-top: auto;
        }

        .footer-brand {
            max-width: 320px;
        }

        .footer-brand .logo-text {
            font-size: 22px;
            font-weight: 700;
            color: #FFFFFF;
            display: inline-block;
            margin-bottom: 12px;
            text-shadow: 0 0 20px rgba(0, 207, 255, 0.35);
        }

        .footer-brand p {
            font-size: 14px;
            color: rgba(230, 238, 249, 0.65);
            line-height: 1.75;
        }

        .site-footer .container {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }

        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-col ul a {
            font-size: 14px;
            color: rgba(230, 238, 249, 0.65);
            transition: var(--transition);
        }

        .footer-col ul a:hover {
            color: var(--neon);
        }

        .footer-bottom {
            border-top: 1px solid rgba(230, 238, 249, 0.12);
            padding: 18px 0;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            flex-wrap: wrap;
            font-size: 13px;
            color: rgba(230, 238, 249, 0.55);
        }

        .footer-bottom a {
            color: rgba(230, 238, 249, 0.55);
            transition: var(--transition);
        }

        .footer-bottom a:hover {
            color: var(--neon);
        }

        .footer-bottom .sep {
            color: rgba(230, 238, 249, 0.3);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .stats-bar {
                grid-template-columns: repeat(2, 1fr);
            }

            .featured-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .featured-grid .featured-card:last-child {
                grid-column: span 2;
            }

            .dimension-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .category-entry-grid {
                grid-template-columns: repeat(3, 1fr);
            }

            .cta-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .site-footer .container {
                grid-template-columns: 1fr 1fr;
            }

            .footer-brand {
                grid-column: span 2;
                max-width: 100%;
            }
        }

        @media (max-width: 768px) {
            .site-header .container {
                height: 60px;
                flex-wrap: wrap;
                gap: 0;
            }

            .nav-toggle {
                display: flex;
            }

            .main-nav {
                display: none;
                position: absolute;
                top: 60px;
                left: 0;
                right: 0;
                background: var(--dark-bg);
                flex-direction: column;
                gap: 2px;
                padding: 16px 20px 20px;
                border-bottom: 2px solid transparent;
                border-image: linear-gradient(90deg, #00CFFF, #1A6BFF) 1;
                box-shadow: 0 12px 30px rgba(10, 14, 26, 0.5);
            }

            .main-nav.open {
                display: flex;
            }

            .main-nav>a {
                width: 100%;
                padding: 12px 16px;
                font-size: 15px;
            }

            .main-nav>a::after {
                display: none;
            }

            .main-nav>.nav-cta {
                text-align: center;
                margin-top: 8px;
            }

            .page-hero {
                padding: 48px 0 56px;
            }

            .page-hero h1 {
                font-size: 30px;
            }

            .page-hero .lead {
                font-size: 15px;
            }

            .stats-bar {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
                margin-top: -24px;
            }

            .stat-number {
                font-size: 26px;
            }

            .featured-grid {
                grid-template-columns: 1fr;
            }

            .featured-grid .featured-card:last-child {
                grid-column: auto;
            }

            .intel-list {
                grid-template-columns: 1fr;
            }

            .dimension-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }

            .category-entry-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }

            .cta-panel {
                padding: 36px 24px;
            }

            .cta-form .form-row {
                grid-template-columns: 1fr;
            }

            .section {
                padding: var(--spacing-section-tablet) 0;
            }

            .section-title {
                font-size: 26px;
            }

            .site-footer .container {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .footer-brand {
                grid-column: auto;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }

            .page-hero h1 {
                font-size: 26px;
            }

            .stats-bar {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }

            .stat-card {
                padding: 18px 14px;
            }

            .stat-number {
                font-size: 22px;
            }

            .filter-btn {
                font-size: 13px;
                padding: 6px 12px;
            }

            .toolbar-info {
                display: none;
            }

            .intel-toolbar {
                margin-bottom: 20px;
            }

            .dimension-grid {
                grid-template-columns: 1fr;
            }

            .category-entry-grid {
                grid-template-columns: 1fr 1fr;
            }

            .cta-panel h2 {
                font-size: 23px;
            }

            .cta-panel {
                padding: 28px 18px;
            }

            .faq-question {
                font-size: 15px;
                padding: 14px 16px;
            }

            .faq-answer p {
                font-size: 14px;
                padding: 0 16px 16px;
            }

            .brand-strip {
                flex-direction: column;
                align-items: flex-start;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #1A6BFF;
            --primary-hover: #0B53D6;
            --primary-light: #EAF2FF;
            --secondary: #58A6FF;
            --neon: #00CFFF;
            --bg: #FFFFFF;
            --bg-alt: #F7FAFF;
            --bg-soft: #F4F7FB;
            --text-main: #0F172A;
            --text-body: #334155;
            --text-muted: #64748B;
            --text-light: #94A3B8;
            --border: #E2E8F0;
            --divider: #EBF0F6;
            --dark-bg: #0A0E1A;
            --dark-text: #E6EEF9;
            --success: #16A34A;
            --warning: #F59E0B;
            --error: #DC2626;
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --shadow-card: 0 2px 8px rgba(15, 23, 42, 0.06);
            --shadow-card-hover: 0 6px 16px rgba(26, 107, 255, 0.12);
            --shadow-neon: 0 0 12px rgba(0, 207, 255, 0.45);
            --shadow-btn: 0 0 16px rgba(0, 207, 255, 0.5);
            --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC', sans-serif;
            --font-num: 'Inter', 'Roboto', system-ui, sans-serif;
            --container-max: 1240px;
            --transition: all 0.25s ease;
            --transition-slow: all 0.4s ease;
            --spacing-section: 96px;
            --spacing-section-tablet: 64px;
            --spacing-section-mobile: 48px;
            --grid-gap: 24px;
            --grid-gap-tablet: 16px;
            --grid-gap-mobile: 8px;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-cn);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-body);
            background: var(--bg);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
            transition: var(--transition);
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }
        .section {
            padding: var(--spacing-section) 0;
        }
        .section-alt {
            background: var(--bg-alt);
        }
        .section-soft {
            background: var(--bg-soft);
        }
        .section-tight {
            padding: calc(var(--spacing-section) * 0.65) 0;
        }
        .section-header {
            margin-bottom: 48px;
        }
        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--primary);
            background: var(--primary-light);
            padding: 4px 14px;
            border-radius: 20px;
            margin-bottom: 12px;
        }
        .section-title {
            font-size: 32px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.3;
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }
        .section-desc {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.75;
            max-width: 720px;
        }
        .section-header.center {
            text-align: center;
        }
        .section-header.center .section-desc {
            margin: 0 auto;
        }

        /* Navigation */
        .site-header {
            background: var(--dark-bg);
            border-bottom: 2px solid transparent;
            border-image: linear-gradient(90deg, #00CFFF, #1A6BFF) 1;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 20px rgba(10, 14, 26, 0.35);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 24px;
        }
        .logo-area {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-md);
            background: linear-gradient(135deg, var(--primary), var(--neon));
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 18px;
            color: #fff;
            flex-shrink: 0;
            box-shadow: 0 0 16px rgba(0, 207, 255, 0.30);
        }
        .logo-text {
            font-size: 20px;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: 0.02em;
            text-shadow: 0 0 20px rgba(0, 207, 255, 0.35);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .main-nav a {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: var(--dark-text);
            border-radius: var(--radius-md);
            position: relative;
            letter-spacing: 0.01em;
            white-space: nowrap;
        }
        .main-nav a:hover {
            color: #FFFFFF;
            background: rgba(255, 255, 255, 0.06);
        }
        .main-nav a.active {
            color: #FFFFFF;
            background: rgba(0, 207, 255, 0.12);
            box-shadow: 0 0 12px rgba(0, 207, 255, 0.35);
        }
        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 50%;
            transform: translateX(-50%);
            width: 70%;
            height: 2px;
            background: var(--neon);
            border-radius: 2px;
            box-shadow: 0 0 8px rgba(0, 207, 255, 0.7);
        }
        .main-nav .nav-cta {
            background: linear-gradient(135deg, var(--primary), var(--neon));
            color: #fff;
            font-weight: 600;
            padding: 8px 18px;
            border-radius: var(--radius-md);
            margin-left: 8px;
            box-shadow: 0 0 12px rgba(0, 207, 255, 0.30);
        }
        .main-nav .nav-cta:hover {
            box-shadow: var(--shadow-btn);
            transform: translateY(-1px);
            background: linear-gradient(135deg, var(--primary-hover), var(--neon));
        }
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 4px;
            padding: 8px;
            border-radius: var(--radius-sm);
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.15);
        }
        .hamburger span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--dark-text);
            border-radius: 2px;
            transition: var(--transition);
        }
        .hamburger.open span:nth-child(1) {
            transform: translateY(6px) rotate(45deg);
        }
        .hamburger.open span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.open span:nth-child(3) {
            transform: translateY(-6px) rotate(-45deg);
        }

        /* Breadcrumb */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 20px;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--primary);
            font-weight: 500;
        }
        .breadcrumb a:hover {
            color: var(--primary-hover);
            text-decoration: underline;
        }
        .breadcrumb .sep {
            color: var(--text-light);
        }
        .breadcrumb .current {
            color: var(--text-muted);
        }

        /* Hero */
        .page-hero {
            background: linear-gradient(135deg, #0A0E1A 0%, #101B33 45%, #0D2B4F 100%);
            padding: 72px 0 80px;
            position: relative;
            overflow: hidden;
            border-bottom: 1px solid rgba(0, 207, 255, 0.15);
        }
        .page-hero::before {
            content: '';
            position: absolute;
            top: -120px;
            right: -120px;
            width: 420px;
            height: 420px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(0, 207, 255, 0.18) 0%, transparent 70%);
            pointer-events: none;
        }
        .page-hero::after {
            content: '';
            position: absolute;
            bottom: -80px;
            left: -80px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(26, 107, 255, 0.20) 0%, transparent 70%);
            pointer-events: none;
        }
        .page-hero .container {
            position: relative;
            z-index: 1;
        }
        .page-hero h1 {
            font-size: 38px;
            font-weight: 700;
            color: #FFFFFF;
            line-height: 1.25;
            margin-bottom: 18px;
            letter-spacing: -0.01em;
        }
        .page-hero h1 .highlight {
            color: var(--neon);
            text-shadow: 0 0 24px rgba(0, 207, 255, 0.5);
        }
        .page-hero .hero-sub {
            font-size: 17px;
            color: #B8C7DD;
            line-height: 1.75;
            max-width: 680px;
            margin-bottom: 28px;
        }
        .hero-stats-row {
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
            margin-top: 8px;
        }
        .hero-stat {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }
        .hero-stat .num {
            font-family: var(--font-num);
            font-size: 32px;
            font-weight: 700;
            color: #FFFFFF;
            line-height: 1.2;
        }
        .hero-stat .label {
            font-size: 13px;
            color: #94A3B8;
            letter-spacing: 0.04em;
        }

        /* Filter toolbar */
        .filter-bar {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 14px 18px;
            margin-top: -36px;
            margin-bottom: 48px;
            box-shadow: var(--shadow-card);
            position: relative;
            z-index: 5;
        }
        .filter-bar .filter-label {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-muted);
            margin-right: 4px;
            letter-spacing: 0.04em;
        }
        .filter-btn {
            padding: 6px 16px;
            font-size: 13px;
            font-weight: 500;
            color: var(--text-muted);
            background: var(--bg-soft);
            border-radius: 20px;
            border: 1px solid transparent;
            transition: var(--transition);
        }
        .filter-btn:hover {
            color: var(--primary);
            background: var(--primary-light);
            border-color: var(--primary-light);
        }
        .filter-btn.active {
            color: #fff;
            background: var(--primary);
            border-color: var(--primary);
            box-shadow: 0 2px 8px rgba(26, 107, 255, 0.30);
        }

        /* Cards general */
        .card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: var(--shadow-card);
            transition: var(--transition-slow);
        }
        .card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .card .card-title {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .card .card-desc {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.7;
        }
        .card .card-date {
            font-size: 12px;
            color: var(--text-light);
            letter-spacing: 0.04em;
            margin-bottom: 8px;
        }
        .badge {
            display: inline-block;
            font-size: 12px;
            font-weight: 500;
            color: var(--primary);
            background: var(--primary-light);
            padding: 3px 10px;
            border-radius: var(--radius-sm);
            letter-spacing: 0.02em;
        }
        .badge-outline {
            background: transparent;
            border: 1px solid var(--primary-light);
            color: var(--primary);
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 24px;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-md);
            transition: var(--transition);
            letter-spacing: 0.01em;
            cursor: pointer;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 2px 8px rgba(26, 107, 255, 0.30);
        }
        .btn-primary:hover {
            background: var(--primary-hover);
            box-shadow: 0 4px 14px rgba(26, 107, 255, 0.40);
            transform: translateY(-1px);
        }
        .btn-primary:active {
            transform: translateY(1px);
        }
        .btn-outline {
            background: transparent;
            color: var(--primary);
            border: 1.5px solid var(--primary);
        }
        .btn-outline:hover {
            background: var(--primary-light);
            border-color: var(--primary-hover);
            color: var(--primary-hover);
            transform: translateY(-1px);
        }
        .btn-neon {
            background: linear-gradient(135deg, var(--primary), var(--neon));
            color: #fff;
            box-shadow: 0 0 12px rgba(0, 207, 255, 0.35);
        }
        .btn-neon:hover {
            box-shadow: var(--shadow-btn);
            transform: translateY(-1px);
        }
        .btn-lg {
            padding: 14px 32px;
            font-size: 16px;
        }
        .btn-sm {
            padding: 8px 16px;
            font-size: 13px;
        }
        .btn-link {
            color: var(--primary);
            font-weight: 500;
            font-size: 14px;
            padding: 0;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .btn-link:hover {
            color: var(--primary-hover);
            gap: 8px;
        }

        /* Match data hero cards */
        .match-data-hero {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
            margin-top: 24px;
        }
        .match-hero-card {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.10);
            border-radius: var(--radius-lg);
            padding: 24px 28px;
            backdrop-filter: blur(8px);
        }
        .match-hero-card .match-label {
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.08em;
            color: var(--neon);
            text-transform: uppercase;
            margin-bottom: 12px;
        }
        .match-hero-card .match-teams {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-bottom: 12px;
        }
        .match-hero-card .team-name {
            font-size: 18px;
            font-weight: 600;
            color: #E2E8F0;
            flex: 1;
        }
        .match-hero-card .score {
            font-family: var(--font-num);
            font-size: 36px;
            font-weight: 700;
            color: #fff;
        }
        .match-hero-card .divider-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--neon);
            flex-shrink: 0;
        }
        .match-mini-stats {
            display: flex;
            gap: 18px;
            flex-wrap: wrap;
            padding-top: 12px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }
        .match-mini-stats span {
            font-size: 12px;
            color: #94A3B8;
        }
        .match-mini-stats strong {
            font-family: var(--font-num);
            color: #E2E8F0;
            font-size: 14px;
        }

        /* Big number match list */
        .match-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .match-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 20px;
            box-shadow: var(--shadow-card);
            transition: var(--transition-slow);
            position: relative;
            overflow: hidden;
        }
        .match-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .match-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: linear-gradient(90deg, var(--primary), var(--neon));
            opacity: 0;
            transition: var(--transition);
        }
        .match-card:hover::before {
            opacity: 1;
        }
        .match-card .match-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 14px;
        }
        .match-card .league-tag {
            font-size: 11px;
            font-weight: 600;
            color: var(--primary);
            background: var(--primary-light);
            padding: 2px 10px;
            border-radius: 12px;
            letter-spacing: 0.04em;
        }
        .match-card .match-status {
            font-size: 11px;
            color: var(--text-light);
        }
        .match-card .teams-row {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 10px;
        }
        .match-card .team {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
            flex: 1;
            text-align: center;
        }
        .match-card .big-score {
            font-family: var(--font-num);
            font-size: 28px;
            font-weight: 700;
            color: var(--primary);
            flex-shrink: 0;
            min-width: 50px;
            text-align: center;
        }
        .match-card .match-info-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 8px;
            padding-top: 12px;
            border-top: 1px solid var(--divider);
        }
        .match-card .info-cell {
            text-align: center;
        }
        .match-card .info-cell .val {
            font-family: var(--font-num);
            font-size: 18px;
            font-weight: 600;
            color: var(--text-main);
        }
        .match-card .info-cell .key {
            font-size: 11px;
            color: var(--text-light);
            letter-spacing: 0.02em;
        }
        .match-card .trend-bar {
            margin-top: 12px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .match-card .trend-bar .bar-label {
            font-size: 11px;
            color: var(--text-muted);
            flex-shrink: 0;
            min-width: 28px;
        }
        .match-card .trend-bar .bar-track {
            flex: 1;
            height: 6px;
            background: var(--bg-soft);
            border-radius: 3px;
            overflow: hidden;
        }
        .match-card .trend-bar .bar-fill {
            height: 100%;
            border-radius: 3px;
            background: linear-gradient(90deg, var(--primary), var(--neon));
            transition: width 1s ease;
        }

        /* Historical matchup section */
        .h2h-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .h2h-item {
            display: grid;
            grid-template-columns: 1fr auto 1fr;
            align-items: center;
            gap: 16px;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 18px 24px;
            box-shadow: var(--shadow-card);
            transition: var(--transition-slow);
        }
        .h2h-item:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateX(4px);
        }
        .h2h-item .team-left,
        .h2h-item .team-right {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
        }
        .h2h-item .team-left {
            text-align: right;
        }
        .h2h-item .team-right {
            text-align: left;
        }
        .h2h-item .h2h-center {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 2px;
            min-width: 80px;
        }
        .h2h-item .h2h-score {
            font-family: var(--font-num);
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
        }
        .h2h-item .h2h-date {
            font-size: 11px;
            color: var(--text-light);
            letter-spacing: 0.04em;
        }
        .h2h-item .h2h-meta {
            font-size: 11px;
            color: var(--text-muted);
            text-align: center;
        }

        /* Stats board */
        .stats-board {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .stat-tile {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 24px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: var(--transition-slow);
        }
        .stat-tile:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .stat-tile .tile-icon {
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 12px;
            font-size: 20px;
            color: var(--primary);
        }
        .stat-tile .tile-num {
            font-family: var(--font-num);
            font-size: 34px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.2;
            margin-bottom: 4px;
        }
        .stat-tile .tile-label {
            font-size: 13px;
            color: var(--text-muted);
            letter-spacing: 0.03em;
        }

        /* Schedule list */
        .schedule-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .schedule-item {
            display: flex;
            align-items: center;
            gap: 16px;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 14px 20px;
            transition: var(--transition);
        }
        .schedule-item:hover {
            border-color: var(--primary-light);
            background: var(--bg-alt);
        }
        .schedule-item .sched-date {
            font-family: var(--font-num);
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            min-width: 60px;
        }
        .schedule-item .sched-match {
            flex: 1;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-main);
        }
        .schedule-item .sched-league {
            font-size: 12px;
            color: var(--text-muted);
            background: var(--bg-soft);
            padding: 3px 10px;
            border-radius: 12px;
        }
        .schedule-item .sched-time {
            font-size: 13px;
            color: var(--text-muted);
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .faq-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item.open {
            border-color: var(--primary);
            box-shadow: 0 4px 12px rgba(26, 107, 255, 0.10);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 24px;
            cursor: pointer;
            background: transparent;
            width: 100%;
            text-align: left;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            transition: var(--transition);
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: var(--primary);
            transition: var(--transition);
        }
        .faq-item.open .faq-icon {
            background: var(--primary);
            color: #fff;
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            padding: 0 24px;
            color: var(--text-muted);
            font-size: 15px;
            line-height: 1.75;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 24px 18px;
        }

        /* CTA */
        .cta-section {
            background: linear-gradient(135deg, #0A0E1A 0%, #101B33 50%, #0D2B4F 100%);
            padding: 64px 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 260px;
            height: 260px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(0, 207, 255, 0.15) 0%, transparent 70%);
        }
        .cta-section .container {
            position: relative;
            z-index: 1;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        .cta-info h2 {
            font-size: 28px;
            font-weight: 700;
            color: #FFFFFF;
            line-height: 1.35;
            margin-bottom: 16px;
        }
        .cta-info p {
            color: #B8C7DD;
            font-size: 16px;
            line-height: 1.75;
            margin-bottom: 20px;
        }
        .cta-info .cta-benefits {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .cta-info .cta-benefits .badge {
            background: rgba(255, 255, 255, 0.08);
            color: #E2E8F0;
            border: 1px solid rgba(255, 255, 255, 0.12);
            padding: 6px 14px;
            font-size: 13px;
        }
        .cta-form {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-xl);
            padding: 32px;
            backdrop-filter: blur(10px);
        }
        .cta-form .form-title {
            font-size: 20px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 20px;
        }
        .form-group {
            margin-bottom: 16px;
        }
        .form-group label {
            display: block;
            font-size: 13px;
            font-weight: 500;
            color: #B8C7DD;
            margin-bottom: 6px;
            letter-spacing: 0.03em;
        }
        .form-group input {
            width: 100%;
            padding: 12px 16px;
            font-size: 15px;
            color: #E2E8F0;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: var(--radius-md);
            transition: var(--transition);
        }
        .form-group input::placeholder {
            color: #64748B;
        }
        .form-group input:focus {
            outline: none;
            border-color: var(--neon);
            box-shadow: 0 0 12px rgba(0, 207, 255, 0.35);
            background: rgba(255, 255, 255, 0.12);
        }
        .form-submit {
            width: 100%;
            padding: 14px 24px;
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            background: linear-gradient(135deg, var(--primary), var(--neon));
            border-radius: var(--radius-md);
            transition: var(--transition);
            letter-spacing: 0.02em;
            margin-top: 8px;
        }
        .form-submit:hover {
            box-shadow: var(--shadow-btn);
            transform: translateY(-1px);
        }

        /* Category entrance */
        .cat-entrance-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .cat-entrance-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 22px;
            box-shadow: var(--shadow-card);
            transition: var(--transition-slow);
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .cat-entrance-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .cat-entrance-card .cat-icon {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-md);
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--primary);
        }
        .cat-entrance-card .cat-name {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-main);
        }
        .cat-entrance-card .cat-desc {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
        }
        .cat-entrance-card .cat-link {
            font-size: 13px;
            font-weight: 500;
            color: var(--primary);
        }
        .cat-entrance-card .cat-link:hover {
            color: var(--primary-hover);
        }

        /* Footer */
        .site-footer {
            background: var(--dark-bg);
            border-top: 2px solid transparent;
            border-image: linear-gradient(90deg, #00CFFF, #1A6BFF) 1;
            padding: 56px 0 28px;
            margin-top: auto;
        }
        .site-footer .container {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 36px;
        }
        .footer-brand .logo-text {
            font-size: 22px;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: 0.02em;
            text-shadow: 0 0 20px rgba(0, 207, 255, 0.30);
            display: block;
            margin-bottom: 12px;
        }
        .footer-brand p {
            font-size: 14px;
            color: #94A3B8;
            line-height: 1.7;
            max-width: 320px;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #E2E8F0;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }
        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col ul a {
            font-size: 14px;
            color: #94A3B8;
            transition: var(--transition);
        }
        .footer-col ul a:hover {
            color: #FFFFFF;
            text-decoration: underline;
        }
        .footer-bottom {
            grid-column: 1 / -1;
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            font-size: 13px;
            color: #64748B;
        }
        .footer-bottom a {
            color: #94A3B8;
            transition: var(--transition);
        }
        .footer-bottom a:hover {
            color: #FFFFFF;
            text-decoration: underline;
        }
        .footer-bottom .sep {
            color: #475569;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .match-list {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-board {
                grid-template-columns: repeat(2, 1fr);
            }
            .cta-section .container {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .cat-entrance-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .site-footer .container {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: flex;
            }
            .main-nav {
                position: absolute;
                top: 68px;
                left: 0;
                right: 0;
                background: var(--dark-bg);
                flex-direction: column;
                align-items: stretch;
                gap: 0;
                padding: 12px 24px 20px;
                border-bottom: 2px solid transparent;
                border-image: linear-gradient(90deg, #00CFFF, #1A6BFF) 1;
                box-shadow: 0 8px 30px rgba(10, 14, 26, 0.6);
                display: none;
                z-index: 999;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 12px 16px;
                font-size: 15px;
                border-radius: var(--radius-sm);
            }
            .main-nav a.active::after {
                bottom: 0;
                width: 40px;
                left: 16px;
                transform: none;
            }
            .main-nav .nav-cta {
                margin-left: 0;
                margin-top: 8px;
                text-align: center;
                justify-content: center;
            }
            .page-hero h1 {
                font-size: 28px;
            }
            .match-data-hero {
                grid-template-columns: 1fr;
            }
            .match-list {
                grid-template-columns: 1fr;
            }
            .stats-board {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .h2h-item {
                grid-template-columns: 1fr;
                text-align: center;
                gap: 8px;
                padding: 16px;
            }
            .h2h-item .team-left,
            .h2h-item .team-right {
                text-align: center;
            }
            .filter-bar {
                padding: 10px 14px;
                gap: 8px;
            }
            .site-footer .container {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .cat-entrance-grid {
                grid-template-columns: 1fr;
            }
            .section {
                padding: var(--spacing-section-mobile) 0;
            }
            .section-title {
                font-size: 24px;
            }
            .site-header .container {
                height: 60px;
            }
            .main-nav {
                top: 60px;
            }
        }
        @media (max-width: 520px) {
            .stats-board {
                grid-template-columns: 1fr;
            }
            .hero-stats-row {
                gap: 16px;
            }
            .hero-stat .num {
                font-size: 24px;
            }
            .match-card .big-score {
                font-size: 22px;
            }
            .schedule-item {
                flex-wrap: wrap;
                gap: 8px;
                padding: 12px 14px;
            }
            .schedule-item .sched-date {
                min-width: 50px;
            }
            .cta-form {
                padding: 20px;
            }
            .container {
                padding: 0 16px;
            }
        }

/* roulang page: category4 */
:root {
            --primary: #1A6BFF;
            --primary-hover: #0B53D6;
            --primary-light: #EAF2FF;
            --secondary: #58A6FF;
            --neon: #00CFFF;
            --bg: #FFFFFF;
            --bg-alt: #F7FAFF;
            --bg-soft: #F4F7FB;
            --text-main: #0F172A;
            --text-body: #334155;
            --text-muted: #64748B;
            --text-light: #94A3B8;
            --border: #E2E8F0;
            --divider: #EBF0F6;
            --dark-bg: #0A0E1A;
            --dark-text: #E6EEF9;
            --success: #16A34A;
            --warning: #F59E0B;
            --error: #DC2626;
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --shadow-card: 0 2px 8px rgba(15, 23, 42, 0.06);
            --shadow-card-hover: 0 6px 16px rgba(26, 107, 255, 0.12);
            --shadow-neon: 0 0 12px rgba(0, 207, 255, 0.45);
            --shadow-btn: 0 0 16px rgba(0, 207, 255, 0.5);
            --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC', sans-serif;
            --font-num: 'Inter', 'Roboto', system-ui, sans-serif;
            --container-max: 1240px;
            --transition: all 0.25s ease;
            --transition-slow: all 0.4s ease;
            --spacing-section: 96px;
            --spacing-section-tablet: 64px;
            --spacing-section-mobile: 48px;
            --grid-gap: 24px;
            --grid-gap-tablet: 16px;
            --grid-gap-mobile: 8px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-cn);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-body);
            background: var(--bg);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            margin: 0;
            padding: 0;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        button, input, select, textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
            transition: var(--transition);
        }
        button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }
        .section {
            padding: var(--spacing-section) 0;
        }
        .section-alt {
            background: var(--bg-alt);
        }
        .section-soft {
            background: var(--bg-soft);
        }
        .section-tight {
            padding: calc(var(--spacing-section) * 0.65) 0;
        }
        .section-header {
            margin-bottom: 48px;
        }
        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--primary);
            background: var(--primary-light);
            padding: 4px 14px;
            border-radius: 20px;
            margin-bottom: 12px;
        }
        .section-title {
            font-size: 32px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.3;
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }
        .section-desc {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.75;
            max-width: 720px;
        }
        .section-header.center {
            text-align: center;
        }
        .section-header.center .section-desc {
            margin: 0 auto;
        }

        /* Navigation */
        .site-header {
            background: var(--dark-bg);
            border-bottom: 2px solid transparent;
            border-image: linear-gradient(90deg, #00CFFF, #1A6BFF) 1;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 20px rgba(10, 14, 26, 0.35);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 24px;
        }
        .logo-area {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-md);
            background: linear-gradient(135deg, var(--primary), var(--neon));
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 18px;
            color: #fff;
            flex-shrink: 0;
            box-shadow: 0 0 16px rgba(0, 207, 255, 0.30);
        }
        .logo-text {
            font-size: 20px;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: 0.02em;
            text-shadow: 0 0 20px rgba(0, 207, 255, 0.35);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .main-nav a {
            color: var(--dark-text);
            font-size: 14px;
            font-weight: 500;
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            position: relative;
            white-space: nowrap;
            transition: var(--transition);
        }
        .main-nav a:hover {
            color: #FFFFFF;
            text-shadow: 0 0 8px rgba(255, 255, 255, 0.6);
        }
        .main-nav a::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 2px;
            background: var(--neon);
            border-radius: 2px;
            transition: var(--transition);
        }
        .main-nav a:hover::after {
            width: 70%;
        }
        .main-nav a.active {
            color: #FFFFFF;
            background: rgba(0, 207, 255, 0.08);
            box-shadow: 0 0 12px rgba(0, 207, 255, 0.45);
            font-weight: 600;
        }
        .main-nav a.active::after {
            width: 70%;
        }
        .main-nav .nav-cta {
            background: var(--neon);
            color: #0A0E1A;
            font-weight: 700;
            padding: 8px 18px;
            border-radius: var(--radius-md);
            box-shadow: 0 0 12px rgba(0, 207, 255, 0.35);
        }
        .main-nav .nav-cta:hover {
            background: #33D9FF;
            color: #0A0E1A;
            box-shadow: 0 0 16px rgba(0, 207, 255, 0.55);
            transform: translateY(-1px);
        }
        .main-nav .nav-cta::after {
            display: none;
        }
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: transparent;
            padding: 8px;
            border-radius: var(--radius-sm);
        }
        .hamburger span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--dark-text);
            border-radius: 2px;
            transition: var(--transition);
        }
        .hamburger:hover span {
            background: #FFFFFF;
        }

        /* Category Hero */
        .category-hero {
            background: linear-gradient(135deg, #0A0E1A 0%, #1A2A4A 55%, #1A6BFF 100%);
            padding: 72px 0 64px;
            position: relative;
            overflow: hidden;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -10%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(0, 207, 255, 0.18) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .category-hero::after {
            content: '';
            position: absolute;
            bottom: -30%;
            left: -5%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(26, 107, 255, 0.25) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .category-hero .container {
            position: relative;
            z-index: 1;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(230, 238, 249, 0.7);
            margin-bottom: 24px;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--neon);
            font-weight: 500;
        }
        .breadcrumb a:hover {
            color: #FFFFFF;
            text-shadow: 0 0 8px rgba(0, 207, 255, 0.6);
        }
        .breadcrumb .sep {
            color: rgba(230, 238, 249, 0.4);
        }
        .category-hero h1 {
            font-size: 40px;
            font-weight: 700;
            color: #FFFFFF;
            line-height: 1.25;
            margin-bottom: 16px;
            letter-spacing: -0.01em;
            text-shadow: 0 0 30px rgba(0, 207, 255, 0.25);
        }
        .category-hero .cat-desc {
            font-size: 18px;
            color: rgba(230, 238, 249, 0.85);
            line-height: 1.75;
            max-width: 720px;
            margin-bottom: 28px;
        }
        .filter-bar {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }
        .filter-group {
            display: flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: 24px;
            padding: 4px 6px;
            backdrop-filter: blur(6px);
        }
        .filter-group .filter-label {
            font-size: 13px;
            color: rgba(230, 238, 249, 0.75);
            padding: 0 8px;
            font-weight: 500;
        }
        .filter-btn {
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 500;
            color: var(--dark-text);
            background: transparent;
            transition: var(--transition);
            white-space: nowrap;
        }
        .filter-btn:hover {
            background: rgba(255, 255, 255, 0.15);
            color: #FFFFFF;
        }
        .filter-btn.active {
            background: var(--neon);
            color: #0A0E1A;
            font-weight: 700;
            box-shadow: 0 0 12px rgba(0, 207, 255, 0.5);
        }
        .filter-select {
            padding: 6px 12px;
            border-radius: 20px;
            border: 1px solid rgba(255, 255, 255, 0.2);
            background: rgba(255, 255, 255, 0.08);
            color: var(--dark-text);
            font-size: 13px;
            font-weight: 500;
            cursor: pointer;
            transition: var(--transition);
            appearance: none;
            -webkit-appearance: none;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23E6EEF9' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 12px center;
            padding-right: 32px;
        }
        .filter-select:focus {
            outline: 2px solid var(--neon);
            outline-offset: 2px;
        }
        .filter-select option {
            background: var(--dark-bg);
            color: var(--dark-text);
        }

        /* Player Cards Grid */
        .player-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--grid-gap);
        }
        .player-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            padding: 24px;
            transition: var(--transition);
            position: relative;
            display: flex;
            flex-direction: column;
        }
        .player-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: rgba(26, 107, 255, 0.35);
        }
        .player-card-top {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-bottom: 18px;
        }
        .player-avatar {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            overflow: hidden;
            flex-shrink: 0;
            background: var(--bg-soft);
            border: 2px solid var(--primary-light);
            position: relative;
        }
        .player-avatar img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition-slow);
        }
        .player-card:hover .player-avatar img {
            transform: scale(1.08);
        }
        .player-info {
            flex: 1;
            min-width: 0;
        }
        .player-name {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.3;
            margin-bottom: 4px;
        }
        .player-pos {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            color: var(--primary);
            background: var(--primary-light);
            padding: 2px 10px;
            border-radius: 20px;
            margin-right: 6px;
        }
        .player-age {
            font-size: 13px;
            color: var(--text-light);
            font-weight: 500;
        }
        .player-stats {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 10px;
            margin-bottom: 16px;
        }
        .player-stat {
            background: var(--bg-soft);
            border-radius: var(--radius-md);
            padding: 10px 8px;
            text-align: center;
            transition: var(--transition);
        }
        .player-card:hover .player-stat {
            background: var(--primary-light);
        }
        .player-stat .stat-num {
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            font-family: var(--font-num);
            line-height: 1.2;
            margin-bottom: 2px;
        }
        .player-stat .stat-label {
            font-size: 12px;
            color: var(--text-muted);
            font-weight: 500;
        }
        .player-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            margin-bottom: 16px;
        }
        .player-tag {
            font-size: 12px;
            font-weight: 500;
            color: var(--text-muted);
            background: var(--bg-alt);
            border: 1px solid var(--border);
            padding: 3px 10px;
            border-radius: 14px;
            transition: var(--transition);
        }
        .player-card:hover .player-tag {
            background: #fff;
            border-color: rgba(26, 107, 255, 0.3);
            color: var(--primary);
        }
        .player-card-footer {
            margin-top: auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .btn-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            transition: var(--transition);
        }
        .btn-link:hover {
            color: var(--primary-hover);
            gap: 10px;
        }
        .btn-link .arrow {
            transition: var(--transition);
        }
        .btn-link:hover .arrow {
            transform: translateX(4px);
        }
        .btn-outline-sm {
            display: inline-block;
            padding: 6px 14px;
            font-size: 13px;
            font-weight: 600;
            border: 1px solid var(--primary);
            border-radius: var(--radius-md);
            color: var(--primary);
            background: transparent;
            transition: var(--transition);
        }
        .btn-outline-sm:hover {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 0 12px rgba(26, 107, 255, 0.3);
            transform: translateY(-1px);
        }

        /* Featured Players */
        .featured-players {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: var(--grid-gap);
        }
        .featured-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-xl);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            display: flex;
            flex-direction: column;
            transition: var(--transition);
        }
        .featured-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .featured-cover {
            width: 100%;
            height: 240px;
            overflow: hidden;
            position: relative;
        }
        .featured-cover::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 60%;
            background: linear-gradient(to top, rgba(10, 14, 26, 0.6) 0%, transparent 100%);
            pointer-events: none;
        }
        .featured-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition-slow);
        }
        .featured-card:hover .featured-cover img {
            transform: scale(1.06);
        }
        .featured-badge {
            position: absolute;
            top: 16px;
            left: 16px;
            z-index: 2;
            background: var(--neon);
            color: #0A0E1A;
            font-size: 12px;
            font-weight: 700;
            padding: 4px 14px;
            border-radius: 20px;
            box-shadow: 0 0 12px rgba(0, 207, 255, 0.5);
        }
        .featured-content {
            padding: 22px 24px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .featured-content h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 8px;
            line-height: 1.3;
        }
        .featured-content p {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 16px;
            flex: 1;
        }
        .featured-stats-mini {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            margin-bottom: 16px;
        }
        .featured-stat-mini {
            display: flex;
            flex-direction: column;
        }
        .featured-stat-mini .num {
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
            font-family: var(--font-num);
            line-height: 1.2;
        }
        .featured-stat-mini .lbl {
            font-size: 12px;
            color: var(--text-light);
            font-weight: 500;
        }

        /* Stats Dashboard */
        .dashboard-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--grid-gap);
        }
        .dashboard-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            padding: 24px;
            text-align: center;
            transition: var(--transition);
        }
        .dashboard-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: rgba(26, 107, 255, 0.3);
        }
        .dashboard-card .dash-num {
            font-size: 36px;
            font-weight: 700;
            color: var(--primary);
            font-family: var(--font-num);
            line-height: 1.2;
            margin-bottom: 6px;
        }
        .dashboard-card .dash-label {
            font-size: 14px;
            color: var(--text-muted);
            font-weight: 500;
        }
        .dashboard-card .dash-sub {
            font-size: 12px;
            color: var(--text-light);
            margin-top: 4px;
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-card-hover);
        }
        .faq-question {
            padding: 20px 24px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            font-size: 17px;
            font-weight: 600;
            color: var(--text-main);
            transition: var(--transition);
            user-select: none;
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-icon {
            font-size: 20px;
            color: var(--text-light);
            transition: var(--transition);
            flex-shrink: 0;
        }
        .faq-item.active .faq-icon {
            transform: rotate(45deg);
            color: var(--primary);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
        }
        .faq-answer-inner {
            padding: 0 24px 20px;
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.75;
            border-top: 1px solid var(--divider);
            padding-top: 16px;
        }
        .faq-item.active .faq-answer {
            max-height: 400px;
        }
        .faq-item.active {
            border-color: rgba(26, 107, 255, 0.4);
            box-shadow: 0 4px 16px rgba(26, 107, 255, 0.10);
        }

        /* CTA */
        .cta-section {
            background: linear-gradient(135deg, #0A0E1A 0%, #1A2A4A 50%, #1A6BFF 100%);
            padding: 64px 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -5%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(0, 207, 255, 0.2) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-card {
            background: rgba(255, 255, 255, 0.06);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: var(--radius-xl);
            padding: 48px;
            text-align: center;
            position: relative;
            z-index: 1;
        }
        .cta-card h2 {
            font-size: 28px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 12px;
            line-height: 1.3;
        }
        .cta-card p {
            font-size: 16px;
            color: rgba(230, 238, 249, 0.8);
            margin-bottom: 28px;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-form {
            display: flex;
            gap: 12px;
            justify-content: center;
            flex-wrap: wrap;
            max-width: 520px;
            margin: 0 auto;
        }
        .cta-form input {
            flex: 1;
            min-width: 200px;
            padding: 12px 18px;
            border-radius: var(--radius-md);
            border: 1px solid rgba(255, 255, 255, 0.2);
            background: rgba(255, 255, 255, 0.1);
            color: #FFFFFF;
            font-size: 15px;
            transition: var(--transition);
        }
        .cta-form input::placeholder {
            color: rgba(230, 238, 249, 0.6);
        }
        .cta-form input:focus {
            outline: 2px solid var(--neon);
            outline-offset: 2px;
            background: rgba(255, 255, 255, 0.15);
        }
        .btn-neon {
            display: inline-block;
            padding: 12px 28px;
            font-size: 15px;
            font-weight: 700;
            border-radius: var(--radius-md);
            background: var(--neon);
            color: #0A0E1A;
            transition: var(--transition);
            white-space: nowrap;
        }
        .btn-neon:hover {
            background: #33D9FF;
            box-shadow: 0 0 20px rgba(0, 207, 255, 0.6);
            transform: translateY(-2px);
        }

        /* Category Entry */
        .category-entry-grid {
            display: grid;
            grid-template-columns: repeat(6, 1fr);
            gap: var(--grid-gap);
        }
        .category-entry-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            padding: 20px;
            text-align: center;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 8px;
        }
        .category-entry-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: rgba(26, 107, 255, 0.3);
        }
        .category-entry-card .entry-icon {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-md);
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 4px;
        }
        .category-entry-card .entry-name {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-main);
        }
        .category-entry-card .entry-slogan {
            font-size: 12px;
            color: var(--text-light);
        }

        /* Footer */
        .site-footer {
            background: var(--dark-bg);
            color: var(--dark-text);
            padding: 48px 0 0;
            margin-top: auto;
            border-top: 2px solid transparent;
            border-image: linear-gradient(90deg, #00CFFF, #1A6BFF) 1;
        }
        .site-footer .container {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr 0.8fr 0.8fr;
            gap: 40px;
        }
        .footer-brand p {
            font-size: 14px;
            color: rgba(230, 238, 249, 0.7);
            line-height: 1.7;
            margin-top: 12px;
            max-width: 280px;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 16px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col ul li a {
            font-size: 14px;
            color: rgba(230, 238, 249, 0.65);
            transition: var(--transition);
        }
        .footer-col ul li a:hover {
            color: #FFFFFF;
            text-shadow: 0 0 10px rgba(0, 207, 255, 0.5);
            padding-left: 4px;
        }
        .footer-bottom {
            margin-top: 40px;
            padding: 20px 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            flex-wrap: wrap;
            font-size: 13px;
            color: rgba(230, 238, 249, 0.55);
        }
        .footer-bottom a {
            color: rgba(230, 238, 249, 0.7);
            font-weight: 500;
        }
        .footer-bottom a:hover {
            color: #FFFFFF;
            text-shadow: 0 0 8px rgba(0, 207, 255, 0.5);
        }
        .footer-bottom .sep {
            color: rgba(230, 238, 249, 0.3);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .site-header .container {
                height: 64px;
                gap: 16px;
            }
            .main-nav a {
                font-size: 13px;
                padding: 6px 10px;
            }
            .main-nav .nav-cta {
                padding: 6px 14px;
            }
            .category-hero h1 {
                font-size: 34px;
            }
            .player-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .dashboard-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .category-entry-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .featured-players {
                grid-template-columns: 1fr;
            }
            .section {
                padding: var(--spacing-section-tablet) 0;
            }
            .section-tight {
                padding: calc(var(--spacing-section-tablet) * 0.65) 0;
            }
            .section-title {
                font-size: 28px;
            }
        }
        @media (max-width: 768px) {
            .site-header .container {
                height: 60px;
                gap: 12px;
                position: relative;
            }
            .main-nav {
                display: none;
                position: absolute;
                top: 60px;
                left: 0;
                right: 0;
                background: var(--dark-bg);
                flex-direction: column;
                align-items: stretch;
                padding: 16px 24px;
                gap: 4px;
                border-top: 2px solid rgba(0, 207, 255, 0.3);
                box-shadow: 0 20px 40px rgba(10, 14, 26, 0.5);
                z-index: 999;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 12px 16px;
                font-size: 15px;
                border-radius: var(--radius-sm);
            }
            .main-nav .nav-cta {
                margin-top: 8px;
                text-align: center;
                padding: 12px 16px;
            }
            .hamburger {
                display: flex;
            }
            .category-hero {
                padding: 48px 0 40px;
            }
            .category-hero h1 {
                font-size: 28px;
            }
            .category-hero .cat-desc {
                font-size: 16px;
            }
            .player-grid {
                grid-template-columns: 1fr;
            }
            .dashboard-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .dashboard-card {
                padding: 16px;
            }
            .dashboard-card .dash-num {
                font-size: 28px;
            }
            .category-entry-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .site-footer .container {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .cta-card {
                padding: 32px 20px;
            }
            .cta-card h2 {
                font-size: 24px;
            }
            .cta-form {
                flex-direction: column;
            }
            .cta-form input {
                width: 100%;
                min-width: 0;
            }
            .btn-neon {
                width: 100%;
                text-align: center;
            }
            .section {
                padding: var(--spacing-section-mobile) 0;
            }
            .section-tight {
                padding: calc(var(--spacing-section-mobile) * 0.65) 0;
            }
            .section-title {
                font-size: 24px;
            }
            .section-header {
                margin-bottom: 32px;
            }
            .filter-bar {
                gap: 8px;
            }
            .filter-group {
                flex-wrap: wrap;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .category-hero h1 {
                font-size: 24px;
            }
            .dashboard-grid {
                grid-template-columns: 1fr;
            }
            .category-entry-grid {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
            .featured-cover {
                height: 180px;
            }
            .player-card {
                padding: 16px;
            }
            .player-card-top {
                gap: 12px;
            }
            .player-avatar {
                width: 52px;
                height: 52px;
            }
            .player-stats {
                gap: 6px;
            }
            .player-stat .stat-num {
                font-size: 16px;
            }
            .faq-question {
                padding: 16px 18px;
                font-size: 15px;
            }
            .faq-answer-inner {
                padding: 0 18px 16px;
                font-size: 14px;
            }
        }

/* roulang page: category6 */
:root {
            --primary: #1A6BFF;
            --primary-hover: #0B53D6;
            --primary-light: #EAF2FF;
            --secondary: #58A6FF;
            --neon: #00CFFF;
            --bg: #FFFFFF;
            --bg-alt: #F7FAFF;
            --bg-soft: #F4F7FB;
            --text-main: #0F172A;
            --text-body: #334155;
            --text-muted: #64748B;
            --text-light: #94A3B8;
            --border: #E2E8F0;
            --divider: #EBF0F6;
            --dark-bg: #0A0E1A;
            --dark-bg-2: #101623;
            --dark-text: #E6EEF9;
            --success: #16A34A;
            --warning: #F59E0B;
            --error: #DC2626;
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --shadow-card: 0 2px 8px rgba(15, 23, 42, 0.06);
            --shadow-card-hover: 0 6px 16px rgba(26, 107, 255, 0.12);
            --shadow-neon: 0 0 12px rgba(0, 207, 255, 0.45);
            --shadow-btn: 0 0 16px rgba(0, 207, 255, 0.5);
            --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC', sans-serif;
            --font-num: 'Inter', 'Roboto', system-ui, sans-serif;
            --container-max: 1240px;
            --transition: all 0.25s ease;
            --transition-slow: all 0.4s ease;
            --spacing-section: 96px;
            --spacing-section-tablet: 64px;
            --spacing-section-mobile: 48px;
            --grid-gap: 24px;
            --grid-gap-tablet: 16px;
            --grid-gap-mobile: 8px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-cn);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-body);
            background: var(--bg);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }

        button {
            cursor: pointer;
            border: none;
            background: none;
            transition: var(--transition);
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        .section {
            padding: var(--spacing-section) 0;
        }

        .section-alt {
            background: var(--bg-alt);
        }

        .section-soft {
            background: var(--bg-soft);
        }

        .section-tight {
            padding: calc(var(--spacing-section) * 0.65) 0;
        }

        .section-header {
            margin-bottom: 48px;
        }

        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--primary);
            background: var(--primary-light);
            padding: 4px 14px;
            border-radius: 20px;
            margin-bottom: 12px;
        }

        .section-title {
            font-size: 32px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.3;
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }

        .section-desc {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.75;
            max-width: 720px;
        }

        .section-header.center {
            text-align: center;
        }

        .section-header.center .section-desc {
            margin: 0 auto;
        }

        /* Navigation */
        .site-header {
            background: var(--dark-bg);
            border-bottom: 2px solid transparent;
            border-image: linear-gradient(90deg, #00CFFF, #1A6BFF) 1;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 20px rgba(10, 14, 26, 0.35);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 24px;
        }

        .logo-area {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-md);
            background: linear-gradient(135deg, var(--primary), var(--neon));
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 18px;
            color: #fff;
            flex-shrink: 0;
            box-shadow: 0 0 16px rgba(0, 207, 255, 0.30);
        }

        .logo-text {
            font-size: 20px;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: 0.02em;
            text-shadow: 0 0 20px rgba(0, 207, 255, 0.35);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: wrap;
        }

        .main-nav a {
            color: var(--dark-text);
            font-size: 14px;
            font-weight: 500;
            padding: 8px 12px;
            border-radius: var(--radius-sm);
            position: relative;
            white-space: nowrap;
            transition: var(--transition);
        }

        .main-nav a:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.06);
        }

        .main-nav a.active {
            color: #fff;
            background: rgba(0, 207, 255, 0.10);
            box-shadow: 0 0 12px rgba(0, 207, 255, 0.45);
        }

        .main-nav a.nav-cta {
            background: var(--neon);
            color: #0A0E1A;
            font-weight: 600;
            padding: 8px 18px;
            border-radius: var(--radius-md);
            margin-left: 8px;
        }

        .main-nav a.nav-cta:hover {
            background: #4dd9f7;
            box-shadow: 0 0 16px rgba(0, 207, 255, 0.5);
            color: #0A0E1A;
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            padding: 6px;
            cursor: pointer;
        }

        .nav-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--dark-text);
            border-radius: 2px;
            transition: var(--transition);
        }

        .nav-toggle.open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .nav-toggle.open span:nth-child(2) {
            opacity: 0;
        }

        .nav-toggle.open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            font-size: 15px;
            border-radius: var(--radius-md);
            padding: 12px 24px;
            transition: var(--transition);
            cursor: pointer;
            line-height: 1.4;
            text-align: center;
        }

        .btn-primary {
            background: var(--primary);
            color: #fff;
            border: 1px solid var(--primary);
        }

        .btn-primary:hover {
            background: var(--primary-hover);
            border-color: var(--primary-hover);
            transform: translateY(-2px);
            box-shadow: var(--shadow-card-hover);
        }

        .btn-primary:active {
            transform: translateY(1px);
        }

        .btn-secondary {
            background: transparent;
            color: var(--primary);
            border: 1px solid var(--primary);
        }

        .btn-secondary:hover {
            background: var(--primary-light);
            border-color: var(--primary);
            transform: translateY(-2px);
            box-shadow: var(--shadow-card-hover);
        }

        .btn-neon {
            background: var(--neon);
            color: #0A0E1A;
            border: 1px solid var(--neon);
            font-weight: 600;
        }

        .btn-neon:hover {
            box-shadow: var(--shadow-btn);
            transform: translateY(-2px);
            background: #4dd9f7;
            border-color: #4dd9f7;
            color: #0A0E1A;
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 13px;
        }

        .btn-block {
            width: 100%;
        }

        /* Badges */
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 12px;
            font-weight: 600;
            color: var(--primary);
            background: var(--primary-light);
            padding: 3px 10px;
            border-radius: 20px;
            letter-spacing: 0.02em;
        }

        .badge-green {
            color: var(--success);
            background: #ECFDF5;
        }

        .badge-warning {
            color: var(--warning);
            background: #FFFBEB;
        }

        /* Cards */
        .card {
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            overflow: hidden;
        }

        .card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: var(--primary);
        }

        .card-body {
            padding: 24px;
        }

        .card-title {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.4;
            margin-bottom: 8px;
        }

        .card-desc {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .card-date {
            font-size: 13px;
            color: var(--text-light);
            margin-bottom: 8px;
        }

        .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            transition: var(--transition);
        }

        .card-link:hover {
            gap: 10px;
            color: var(--primary-hover);
        }

        .card-link .arrow {
            transition: var(--transition);
            font-size: 14px;
        }

        /* Tool cards specific */
        .tool-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--grid-gap);
        }

        .tool-card {
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            position: relative;
            overflow: hidden;
        }

        .tool-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--primary), var(--neon));
            opacity: 0;
            transition: var(--transition);
        }

        .tool-card:hover::before {
            opacity: 1;
        }

        .tool-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: var(--primary);
        }

        .tool-icon {
            width: 52px;
            height: 52px;
            border-radius: var(--radius-lg);
            background: linear-gradient(135deg, var(--primary-light), #F0F6FF);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 26px;
            margin-bottom: 16px;
            flex-shrink: 0;
            border: 1px solid var(--border);
        }

        .tool-card h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .tool-card .tool-desc {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            flex-grow: 1;
            margin-bottom: 16px;
        }

        .tool-tags {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
            margin-bottom: 16px;
        }

        .tool-tag {
            font-size: 11px;
            font-weight: 600;
            color: var(--text-muted);
            background: var(--bg-soft);
            padding: 3px 10px;
            border-radius: 20px;
            letter-spacing: 0.02em;
        }

        .tool-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            background: var(--primary-light);
            border-radius: var(--radius-md);
            padding: 10px 18px;
            transition: var(--transition);
            border: 1px solid transparent;
        }

        .tool-btn:hover {
            background: var(--primary);
            color: #fff;
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-1px);
        }

        /* Featured tools */
        .featured-tools {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--grid-gap);
        }

        .featured-tool-card {
            background: var(--dark-bg-2);
            border: 1px solid rgba(0, 207, 255, 0.2);
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: 0 8px 32px rgba(10, 14, 26, 0.35);
            transition: var(--transition);
            position: relative;
        }

        .featured-tool-card:hover {
            box-shadow: 0 12px 40px rgba(0, 207, 255, 0.2);
            transform: translateY(-3px);
            border-color: rgba(0, 207, 255, 0.5);
        }

        .featured-tool-img {
            height: 180px;
            overflow: hidden;
            position: relative;
            background: var(--dark-bg);
        }

        .featured-tool-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition-slow);
        }

        .featured-tool-card:hover .featured-tool-img img {
            transform: scale(1.05);
        }

        .featured-tool-body {
            padding: 24px;
        }

        .featured-tool-body h3 {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .featured-tool-body p {
            font-size: 14px;
            color: rgba(230, 238, 249, 0.7);
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .featured-tool-body .btn {
            font-size: 14px;
            padding: 10px 20px;
        }

        /* Stats board */
        .stats-board {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--grid-gap);
        }

        .stat-card {
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px 20px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
        }

        .stat-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: var(--primary);
        }

        .stat-number {
            font-family: var(--font-num);
            font-size: 36px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.2;
            margin-bottom: 8px;
        }

        .stat-label {
            font-size: 14px;
            color: var(--text-muted);
            font-weight: 500;
        }

        /* Filter bar */
        .filter-bar {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            margin-bottom: 32px;
        }

        .filter-btn {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-muted);
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: 20px;
            padding: 8px 18px;
            cursor: pointer;
            transition: var(--transition);
        }

        .filter-btn:hover {
            border-color: var(--primary);
            color: var(--primary);
        }

        .filter-btn.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            box-shadow: var(--shadow-card-hover);
        }

        /* Category entry */
        .category-entry-grid {
            display: grid;
            grid-template-columns: repeat(6, 1fr);
            gap: 16px;
        }

        .category-entry-card {
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 20px 16px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 8px;
        }

        .category-entry-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: var(--primary);
        }

        .category-entry-icon {
            font-size: 28px;
            color: var(--primary);
        }

        .category-entry-name {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-main);
        }

        .category-entry-count {
            font-size: 12px;
            color: var(--text-light);
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            margin-bottom: 12px;
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-item.active {
            border-color: var(--primary);
            box-shadow: var(--shadow-card);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 20px 24px;
            cursor: pointer;
            font-size: 18px;
            font-weight: 600;
            color: var(--text-main);
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            transition: var(--transition);
        }

        .faq-question:hover {
            color: var(--primary);
        }

        .faq-icon {
            font-size: 18px;
            color: var(--text-light);
            transition: var(--transition);
            flex-shrink: 0;
        }

        .faq-item.active .faq-icon {
            transform: rotate(45deg);
            color: var(--primary);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
            padding: 0 24px;
        }

        .faq-item.active .faq-answer {
            max-height: 400px;
            padding-bottom: 20px;
        }

        .faq-answer p {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.75;
        }

        /* CTA */
        .cta-panel {
            background: linear-gradient(135deg, #0A0E1A 0%, #101623 50%, #1A2B4A 100%);
            border-radius: var(--radius-xl);
            padding: 56px 48px;
            text-align: center;
            border: 1px solid rgba(0, 207, 255, 0.25);
            box-shadow: 0 8px 32px rgba(10, 14, 26, 0.35);
            position: relative;
            overflow: hidden;
        }

        .cta-panel::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--neon), var(--primary));
        }

        .cta-panel h2 {
            font-size: 28px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            line-height: 1.3;
        }

        .cta-panel p {
            font-size: 16px;
            color: rgba(230, 238, 249, 0.75);
            max-width: 600px;
            margin: 0 auto 28px;
            line-height: 1.7;
        }

        .cta-form {
            display: flex;
            gap: 12px;
            max-width: 520px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }

        .cta-form input {
            flex: 1;
            min-width: 220px;
            padding: 14px 20px;
            border-radius: var(--radius-md);
            border: 1px solid rgba(255, 255, 255, 0.2);
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            font-size: 15px;
            transition: var(--transition);
        }

        .cta-form input::placeholder {
            color: rgba(230, 238, 249, 0.5);
        }

        .cta-form input:focus {
            outline: none;
            border-color: var(--neon);
            background: rgba(255, 255, 255, 0.12);
            box-shadow: 0 0 0 3px rgba(0, 207, 255, 0.2);
        }

        .cta-form .btn-neon {
            padding: 14px 28px;
            white-space: nowrap;
        }

        /* Footer */
        .site-footer {
            background: var(--dark-bg);
            padding: 48px 0 0;
            margin-top: auto;
            border-top: 2px solid rgba(0, 207, 255, 0.2);
        }

        .site-footer .container {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
        }

        .footer-brand .logo-text {
            font-size: 24px;
            font-weight: 700;
            color: #fff;
            display: inline-block;
            margin-bottom: 12px;
            text-shadow: 0 0 20px rgba(0, 207, 255, 0.35);
        }

        .footer-brand p {
            font-size: 14px;
            color: rgba(230, 238, 249, 0.6);
            line-height: 1.7;
            max-width: 300px;
        }

        .footer-col h4 {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-col ul li {
            margin-bottom: 10px;
        }

        .footer-col ul li a {
            font-size: 14px;
            color: rgba(230, 238, 249, 0.6);
            transition: var(--transition);
        }

        .footer-col ul li a:hover {
            color: #fff;
            padding-left: 4px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(230, 238, 249, 0.1);
            padding: 20px 0;
            text-align: center;
            font-size: 14px;
            color: rgba(230, 238, 249, 0.5);
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }

        .footer-bottom a {
            color: rgba(230, 238, 249, 0.6);
            transition: var(--transition);
        }

        .footer-bottom a:hover {
            color: #fff;
        }

        .footer-bottom .sep {
            color: rgba(230, 238, 249, 0.3);
        }

        /* Tool hero specific */
        .tool-hero {
            background: linear-gradient(135deg, #0A0E1A 0%, #101623 45%, #142038 100%);
            padding: 80px 0 64px;
            position: relative;
            overflow: hidden;
        }

        .tool-hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg, var(--neon), var(--primary), var(--neon));
            opacity: 0.5;
        }

        .tool-hero .container {
            position: relative;
            z-index: 1;
        }

        .tool-hero h1 {
            font-size: 40px;
            font-weight: 700;
            color: #fff;
            line-height: 1.25;
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }

        .tool-hero .hero-desc {
            font-size: 18px;
            color: rgba(230, 238, 249, 0.75);
            max-width: 680px;
            line-height: 1.7;
            margin-bottom: 28px;
        }

        .tool-hero .hero-badges {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }

        .tool-hero .hero-badge {
            font-size: 13px;
            font-weight: 600;
            color: var(--neon);
            background: rgba(0, 207, 255, 0.1);
            border: 1px solid rgba(0, 207, 255, 0.25);
            padding: 6px 16px;
            border-radius: 20px;
            letter-spacing: 0.02em;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .tool-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .featured-tools {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-board {
                grid-template-columns: repeat(2, 1fr);
            }
            .category-entry-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .site-footer .container {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .nav-toggle {
                display: flex;
            }

            .main-nav {
                position: fixed;
                top: 68px;
                left: 0;
                right: 0;
                background: var(--dark-bg);
                flex-direction: column;
                align-items: stretch;
                padding: 16px 24px;
                gap: 4px;
                border-bottom: 2px solid rgba(0, 207, 255, 0.3);
                box-shadow: 0 12px 32px rgba(10, 14, 26, 0.5);
                display: none;
                max-height: calc(100vh - 68px);
                overflow-y: auto;
            }

            .main-nav.open {
                display: flex;
            }

            .main-nav a {
                padding: 12px 16px;
                font-size: 15px;
                border-radius: var(--radius-md);
            }

            .main-nav a.nav-cta {
                margin-left: 0;
                text-align: center;
                justify-content: center;
                margin-top: 8px;
            }

            .tool-hero h1 {
                font-size: 30px;
            }

            .tool-hero .hero-desc {
                font-size: 16px;
            }

            .section {
                padding: var(--spacing-section-mobile) 0;
            }

            .section-title {
                font-size: 24px;
            }

            .tool-grid {
                grid-template-columns: 1fr;
                gap: var(--grid-gap-tablet);
            }

            .featured-tools {
                grid-template-columns: 1fr;
                gap: var(--grid-gap-tablet);
            }

            .stats-board {
                grid-template-columns: repeat(2, 1fr);
                gap: var(--grid-gap-tablet);
            }

            .category-entry-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }

            .site-footer .container {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .cta-panel {
                padding: 40px 24px;
            }

            .cta-form {
                flex-direction: column;
            }

            .cta-form input {
                min-width: 100%;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }

            .tool-hero h1 {
                font-size: 26px;
            }

            .stats-board {
                grid-template-columns: 1fr;
            }

            .category-entry-grid {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }

            .filter-bar {
                gap: 6px;
            }

            .filter-btn {
                font-size: 12px;
                padding: 6px 12px;
            }
        }

/* roulang page: category5 */
:root {
            --primary: #1A6BFF;
            --primary-hover: #0B53D6;
            --primary-light: #EAF2FF;
            --secondary: #58A6FF;
            --neon: #00CFFF;
            --bg: #FFFFFF;
            --bg-alt: #F7FAFF;
            --bg-soft: #F4F7FB;
            --text-main: #0F172A;
            --text-body: #334155;
            --text-muted: #64748B;
            --text-light: #94A3B8;
            --border: #E2E8F0;
            --divider: #EBF0F6;
            --dark-bg: #0A0E1A;
            --dark-text: #E6EEF9;
            --success: #16A34A;
            --warning: #F59E0B;
            --error: #DC2626;
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --shadow-card: 0 2px 8px rgba(15, 23, 42, 0.06);
            --shadow-card-hover: 0 6px 16px rgba(26, 107, 255, 0.12);
            --shadow-neon: 0 0 12px rgba(0, 207, 255, 0.45);
            --shadow-btn: 0 0 16px rgba(0, 207, 255, 0.5);
            --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC', sans-serif;
            --font-num: 'Inter', 'Roboto', system-ui, sans-serif;
            --container-max: 1240px;
            --transition: all 0.25s ease;
            --transition-slow: all 0.4s ease;
            --spacing-section: 96px;
            --spacing-section-tablet: 64px;
            --spacing-section-mobile: 48px;
            --grid-gap: 24px;
            --grid-gap-tablet: 16px;
            --grid-gap-mobile: 8px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-cn);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-body);
            background: var(--bg);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }

        button {
            cursor: pointer;
            border: none;
            background: none;
            transition: var(--transition);
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        .section {
            padding: var(--spacing-section) 0;
        }

        .section-alt {
            background: var(--bg-alt);
        }

        .section-soft {
            background: var(--bg-soft);
        }

        .section-tight {
            padding: calc(var(--spacing-section) * 0.65) 0;
        }

        .section-header {
            margin-bottom: 48px;
        }

        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--primary);
            background: var(--primary-light);
            padding: 4px 14px;
            border-radius: 20px;
            margin-bottom: 12px;
        }

        .section-title {
            font-size: 32px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.3;
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }

        .section-desc {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.75;
            max-width: 720px;
        }

        .section-header.center {
            text-align: center;
        }
        .section-header.center .section-desc {
            margin: 0 auto;
        }

        /* Navigation */
        .site-header {
            background: var(--dark-bg);
            border-bottom: 2px solid transparent;
            border-image: linear-gradient(90deg, #00CFFF, #1A6BFF) 1;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 20px rgba(10, 14, 26, 0.35);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 24px;
        }

        .logo-area {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-md);
            background: linear-gradient(135deg, var(--primary), var(--neon));
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 18px;
            color: #fff;
            flex-shrink: 0;
            box-shadow: 0 0 16px rgba(0, 207, 255, 0.30);
        }

        .logo-text {
            font-size: 20px;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: 0.02em;
            text-shadow: 0 0 20px rgba(0, 207, 255, 0.35);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .main-nav a {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: var(--dark-text);
            border-radius: var(--radius-sm);
            position: relative;
            white-space: nowrap;
            transition: var(--transition);
        }

        .main-nav a:hover {
            color: #FFFFFF;
            background: rgba(255, 255, 255, 0.06);
        }

        .main-nav a.active {
            color: #FFFFFF;
            background: rgba(0, 207, 255, 0.12);
            box-shadow: 0 0 12px rgba(0, 207, 255, 0.45);
        }

        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 3px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2px;
            background: var(--neon);
            border-radius: 1px;
            box-shadow: 0 0 8px rgba(0, 207, 255, 0.8);
        }

        .main-nav .nav-cta {
            background: var(--neon);
            color: var(--dark-bg);
            font-weight: 600;
            padding: 8px 18px;
            border-radius: var(--radius-md);
            margin-left: 8px;
            box-shadow: 0 0 12px rgba(0, 207, 255, 0.30);
        }

        .main-nav .nav-cta:hover {
            background: #33D9FF;
            color: var(--dark-bg);
            box-shadow: 0 0 16px rgba(0, 207, 255, 0.5);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: var(--radius-sm);
            background: rgba(255, 255, 255, 0.05);
        }

        .nav-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--dark-text);
            border-radius: 1px;
            transition: var(--transition);
        }

        .nav-toggle[aria-expanded="true"] span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .nav-toggle[aria-expanded="true"] span:nth-child(2) {
            opacity: 0;
        }
        .nav-toggle[aria-expanded="true"] span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        /* Category Hero - full width light banner, short */
        .category-hero {
            background: linear-gradient(135deg, #EAF2FF 0%, #F7FAFF 50%, #F4F7FB 100%);
            border-bottom: 1px solid var(--border);
            padding: 48px 0 40px;
            position: relative;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -40px;
            width: 280px;
            height: 280px;
            background: radial-gradient(circle, rgba(0, 207, 255, 0.12) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .category-hero .container {
            position: relative;
            z-index: 1;
        }

        .category-hero-inner {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 800px;
        }

        .category-hero h1 {
            font-size: 36px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.25;
            letter-spacing: -0.01em;
        }

        .category-hero .hero-desc {
            font-size: 18px;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 680px;
        }

        .category-hero .hero-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-top: 8px;
            flex-wrap: wrap;
        }

        .hero-meta-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 500;
            color: var(--primary);
            background: rgba(255, 255, 255, 0.85);
            border: 1px solid var(--border);
            padding: 4px 12px;
            border-radius: 20px;
        }

        /* Filter toolbar */
        .filter-toolbar {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 32px;
        }

        .filter-btn {
            display: inline-flex;
            align-items: center;
            padding: 8px 18px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-muted);
            background: var(--bg-soft);
            border: 1px solid var(--border);
            border-radius: 20px;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }

        .filter-btn:hover {
            color: var(--primary);
            border-color: var(--primary);
            background: var(--primary-light);
        }

        .filter-btn.active {
            color: #FFFFFF;
            background: var(--primary);
            border-color: var(--primary);
            box-shadow: 0 2px 8px rgba(26, 107, 255, 0.25);
        }

        /* Discussion cards */
        .discussion-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
            gap: var(--grid-gap);
        }

        .discussion-card {
            background: #FFFFFF;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .discussion-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: rgba(26, 107, 255, 0.2);
        }

        .discussion-card-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
        }

        .topic-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }

        .topic-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 500;
            color: var(--primary);
            background: var(--primary-light);
            padding: 3px 10px;
            border-radius: var(--radius-sm);
            letter-spacing: 0.02em;
        }

        .discussion-time {
            font-size: 13px;
            color: var(--text-light);
            font-family: var(--font-num);
        }

        .discussion-card h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.4;
            margin: 0;
        }

        .discussion-card h3 a {
            color: inherit;
        }
        .discussion-card h3 a:hover {
            color: var(--primary);
        }

        .discussion-excerpt {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.7;
            flex-grow: 1;
        }

        .discussion-card-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding-top: 14px;
            border-top: 1px solid var(--divider);
        }

        .user-info {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .user-avatar {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--secondary), var(--primary));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            flex-shrink: 0;
        }

        .user-name {
            font-size: 13px;
            font-weight: 500;
            color: var(--text-body);
        }

        .interaction-stats {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .stat-item {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 13px;
            color: var(--text-muted);
            font-family: var(--font-num);
        }

        .stat-icon {
            font-size: 15px;
        }
        .stat-item.liked .stat-icon {
            color: var(--error);
        }
        .stat-item.commented .stat-icon {
            color: var(--primary);
        }

        /* Vote section */
        .vote-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: var(--grid-gap);
        }

        .vote-card {
            background: #FFFFFF;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
        }

        .vote-card:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(26, 107, 255, 0.2);
        }

        .vote-card .vote-title {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 6px;
        }

        .vote-card .vote-count {
            font-size: 13px;
            color: var(--text-light);
            margin-bottom: 18px;
            font-family: var(--font-num);
        }

        .vote-options {
            display: flex;
            flex-direction: column;
            gap: 10px;
            margin-bottom: 18px;
        }

        .vote-option-btn {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 16px;
            background: var(--bg-soft);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            font-size: 14px;
            font-weight: 500;
            color: var(--text-body);
            cursor: pointer;
            transition: var(--transition);
            text-align: left;
        }

        .vote-option-btn:hover {
            border-color: var(--primary);
            background: var(--primary-light);
            color: var(--primary);
        }

        .vote-option-btn.selected {
            border-color: var(--primary);
            background: var(--primary-light);
            color: var(--primary);
            box-shadow: 0 0 0 2px rgba(26, 107, 255, 0.15);
        }

        .vote-option-btn .percentage {
            font-family: var(--font-num);
            font-weight: 600;
            color: var(--primary);
        }

        .vote-progress {
            height: 6px;
            background: var(--bg-soft);
            border-radius: 3px;
            overflow: hidden;
            margin-bottom: 4px;
        }

        .vote-progress-bar {
            height: 100%;
            background: linear-gradient(90deg, var(--primary), var(--neon));
            border-radius: 3px;
            transition: var(--transition-slow);
        }

        .vote-total {
            font-size: 13px;
            color: var(--text-light);
            text-align: right;
            font-family: var(--font-num);
        }

        /* Community stats mini-board */
        .stats-mini-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: var(--grid-gap);
        }

        .stats-mini-card {
            background: #FFFFFF;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: var(--shadow-card);
            text-align: center;
            transition: var(--transition);
        }

        .stats-mini-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .stats-num {
            font-size: 32px;
            font-weight: 700;
            color: var(--primary);
            font-family: var(--font-num);
            line-height: 1.2;
            margin-bottom: 6px;
        }

        .stats-label {
            font-size: 14px;
            color: var(--text-muted);
            font-weight: 500;
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
            max-width: 850px;
        }

        .faq-item {
            background: #FFFFFF;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-item.open {
            border-color: var(--primary);
            box-shadow: 0 2px 12px rgba(26, 107, 255, 0.10);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 24px;
            cursor: pointer;
            font-size: 17px;
            font-weight: 600;
            color: var(--text-main);
            background: none;
            width: 100%;
            text-align: left;
            transition: var(--transition);
        }

        .faq-question:hover {
            color: var(--primary);
        }

        .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: var(--bg-soft);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: var(--text-muted);
            transition: var(--transition);
        }

        .faq-item.open .faq-icon {
            background: var(--primary-light);
            color: var(--primary);
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            padding: 0 24px;
            color: var(--text-muted);
            font-size: 15px;
            line-height: 1.75;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
            padding-bottom: 20px;
        }

        /* CTA Subscribe */
        .cta-subscribe {
            background: linear-gradient(135deg, var(--dark-bg) 0%, #131A2E 50%, #0A0E1A 100%);
            border-radius: var(--radius-xl);
            padding: 48px 40px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
            position: relative;
            overflow: hidden;
        }

        .cta-subscribe::before {
            content: '';
            position: absolute;
            top: -60px;
            left: -60px;
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, rgba(0, 207, 255, 0.20) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-subscribe::after {
            content: '';
            position: absolute;
            bottom: -80px;
            right: -40px;
            width: 250px;
            height: 250px;
            background: radial-gradient(circle, rgba(26, 107, 255, 0.15) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-subscribe-text {
            position: relative;
            z-index: 1;
            flex: 1;
            min-width: 260px;
        }

        .cta-subscribe-text h2 {
            font-size: 28px;
            font-weight: 700;
            color: #FFFFFF;
            line-height: 1.35;
            margin-bottom: 10px;
        }

        .cta-subscribe-text p {
            font-size: 16px;
            color: rgba(230, 238, 249, 0.75);
            line-height: 1.7;
        }

        .cta-subscribe-form {
            position: relative;
            z-index: 1;
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            min-width: 280px;
            max-width: 480px;
            flex: 1;
        }

        .cta-subscribe-form input {
            flex: 1;
            min-width: 200px;
            padding: 14px 18px;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: var(--radius-md);
            color: #FFFFFF;
            font-size: 15px;
            transition: var(--transition);
        }

        .cta-subscribe-form input::placeholder {
            color: rgba(230, 238, 249, 0.45);
        }

        .cta-subscribe-form input:focus {
            border-color: var(--neon);
            outline: none;
            box-shadow: 0 0 0 3px rgba(0, 207, 255, 0.2);
            background: rgba(255, 255, 255, 0.12);
        }

        .btn-primary-glow {
            padding: 14px 28px;
            background: var(--neon);
            color: var(--dark-bg);
            font-weight: 600;
            font-size: 15px;
            border-radius: var(--radius-md);
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }

        .btn-primary-glow:hover {
            background: #33D9FF;
            box-shadow: 0 0 16px rgba(0, 207, 255, 0.55);
            transform: translateY(-1px);
        }

        /* Category entry cards */
        .category-entry-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: var(--grid-gap);
        }

        .category-entry-card {
            background: #FFFFFF;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: var(--shadow-card);
            text-align: center;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 10px;
        }

        .category-entry-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: rgba(26, 107, 255, 0.25);
        }

        .category-entry-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
            transition: var(--transition);
        }

        .category-entry-card:hover .category-entry-icon {
            background: var(--primary);
            color: #FFFFFF;
        }

        .category-entry-card h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
        }

        .category-entry-card p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* Brand extension */
        .brand-extension {
            text-align: center;
            padding: 40px 0;
        }

        .brand-extension p {
            font-size: 16px;
            color: var(--text-muted);
            max-width: 680px;
            margin: 0 auto 20px;
            line-height: 1.75;
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            font-size: 15px;
            font-weight: 600;
            color: var(--primary);
            background: transparent;
            border: 1px solid var(--primary);
            border-radius: var(--radius-md);
            cursor: pointer;
            transition: var(--transition);
        }

        .btn-secondary:hover {
            background: var(--primary-light);
            border-color: var(--primary-hover);
            color: var(--primary-hover);
            transform: translateY(-1px);
        }

        /* Footer */
        .site-footer {
            background: var(--dark-bg);
            color: var(--dark-text);
            padding: 56px 0 0;
            margin-top: auto;
        }

        .site-footer .container {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
        }

        .footer-brand .logo-text {
            font-size: 22px;
            font-weight: 700;
            color: #FFFFFF;
            text-shadow: 0 0 20px rgba(0, 207, 255, 0.35);
            display: block;
            margin-bottom: 12px;
        }

        .footer-brand p {
            font-size: 14px;
            color: rgba(230, 238, 249, 0.65);
            line-height: 1.7;
            max-width: 300px;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }

        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-col a {
            font-size: 14px;
            color: rgba(230, 238, 249, 0.65);
            transition: var(--transition);
        }

        .footer-col a:hover {
            color: #FFFFFF;
            text-shadow: 0 0 8px rgba(0, 207, 255, 0.4);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 16px 24px;
            text-align: center;
            font-size: 13px;
            color: rgba(230, 238, 249, 0.45);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            flex-wrap: wrap;
        }

        .footer-bottom a {
            color: rgba(230, 238, 249, 0.55);
            transition: var(--transition);
        }

        .footer-bottom a:hover {
            color: #FFFFFF;
        }
        .footer-bottom .sep {
            opacity: 0.4;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .site-footer .container {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .discussion-grid {
                grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            }
        }

        @media (max-width: 768px) {
            .nav-toggle {
                display: flex;
            }

            .main-nav {
                position: absolute;
                top: 68px;
                left: 0;
                right: 0;
                background: var(--dark-bg);
                flex-direction: column;
                align-items: stretch;
                gap: 2px;
                padding: 16px 24px 24px;
                border-bottom: 2px solid transparent;
                border-image: linear-gradient(90deg, #00CFFF, #1A6BFF) 1;
                box-shadow: 0 12px 24px rgba(10, 14, 26, 0.45);
                display: none;
            }

            .main-nav.open {
                display: flex;
            }

            .main-nav a {
                padding: 12px 16px;
                font-size: 15px;
            }
            .main-nav .nav-cta {
                margin-left: 0;
                text-align: center;
                justify-content: center;
                margin-top: 8px;
            }

            .section {
                padding: var(--spacing-section-mobile) 0;
            }
            .section-tight {
                padding: calc(var(--spacing-section-mobile) * 0.7) 0;
            }
            .section-header {
                margin-bottom: 32px;
            }
            .section-title {
                font-size: 24px;
            }
            .category-hero h1 {
                font-size: 28px;
            }
            .category-hero {
                padding: 36px 0 32px;
            }
            .discussion-grid {
                grid-template-columns: 1fr;
                gap: var(--grid-gap-tablet);
            }
            .vote-grid {
                grid-template-columns: 1fr;
                gap: var(--grid-gap-tablet);
            }
            .stats-mini-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: var(--grid-gap-tablet);
            }
            .cta-subscribe {
                padding: 32px 24px;
                flex-direction: column;
                text-align: center;
            }
            .cta-subscribe-text h2 {
                font-size: 22px;
            }
            .cta-subscribe-form {
                max-width: 100%;
                width: 100%;
                justify-content: center;
            }
            .cta-subscribe-form input {
                min-width: 100%;
            }
            .btn-primary-glow {
                width: 100%;
                justify-content: center;
            }
            .category-entry-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: var(--grid-gap-tablet);
            }
            .site-footer .container {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-bottom {
                padding: 14px 16px;
                font-size: 12px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .section-title {
                font-size: 21px;
            }
            .category-hero h1 {
                font-size: 24px;
            }
            .category-hero .hero-desc {
                font-size: 15px;
            }
            .stats-mini-grid {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
            .stats-num {
                font-size: 26px;
            }
            .discussion-card {
                padding: 18px;
            }
            .vote-card {
                padding: 20px;
            }
            .cta-subscribe {
                padding: 28px 18px;
            }
            .category-entry-grid {
                grid-template-columns: 1fr;
            }
            .faq-question {
                font-size: 15px;
                padding: 15px 18px;
            }
            .faq-answer {
                padding: 0 18px;
                font-size: 14px;
            }
            .faq-item.open .faq-answer {
                padding-bottom: 16px;
            }
            .filter-btn {
                font-size: 12px;
                padding: 6px 14px;
            }
        }

/* roulang page: category7 */
:root {
            --primary: #1A6BFF;
            --primary-hover: #0B53D6;
            --primary-light: #EAF2FF;
            --secondary: #58A6FF;
            --neon: #00CFFF;
            --bg: #FFFFFF;
            --bg-alt: #F7FAFF;
            --bg-soft: #F4F7FB;
            --text-main: #0F172A;
            --text-body: #334155;
            --text-muted: #64748B;
            --text-light: #94A3B8;
            --border: #E2E8F0;
            --divider: #EBF0F6;
            --dark-bg: #0A0E1A;
            --dark-text: #E6EEF9;
            --success: #16A34A;
            --warning: #F59E0B;
            --error: #DC2626;
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --shadow-card: 0 2px 8px rgba(15, 23, 42, 0.06);
            --shadow-card-hover: 0 6px 16px rgba(26, 107, 255, 0.12);
            --shadow-neon: 0 0 12px rgba(0, 207, 255, 0.45);
            --shadow-btn: 0 0 16px rgba(0, 207, 255, 0.5);
            --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC', sans-serif;
            --font-num: 'Inter', 'Roboto', system-ui, sans-serif;
            --container-max: 1240px;
            --transition: all 0.25s ease;
            --transition-slow: all 0.4s ease;
            --spacing-section: 96px;
            --spacing-section-tablet: 64px;
            --spacing-section-mobile: 48px;
            --grid-gap: 24px;
            --grid-gap-tablet: 16px;
            --grid-gap-mobile: 8px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-cn);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-body);
            background: var(--bg);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }

        button {
            cursor: pointer;
            border: none;
            background: none;
            transition: var(--transition);
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        .section {
            padding: var(--spacing-section) 0;
        }

        .section-alt {
            background: var(--bg-alt);
        }

        .section-soft {
            background: var(--bg-soft);
        }

        .section-tight {
            padding: calc(var(--spacing-section) * 0.65) 0;
        }

        .section-header {
            margin-bottom: 48px;
        }

        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--primary);
            background: var(--primary-light);
            padding: 4px 14px;
            border-radius: 20px;
            margin-bottom: 12px;
        }

        .section-title {
            font-size: 32px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.3;
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }

        .section-desc {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.75;
            max-width: 720px;
        }

        .section-header.center {
            text-align: center;
        }

        .section-header.center .section-desc {
            margin: 0 auto;
        }

        /* Navigation */
        .site-header {
            background: var(--dark-bg);
            border-bottom: 2px solid transparent;
            border-image: linear-gradient(90deg, #00CFFF, #1A6BFF) 1;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 20px rgba(10, 14, 26, 0.35);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 24px;
        }

        .logo-area {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-md);
            background: linear-gradient(135deg, var(--primary), var(--neon));
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 18px;
            color: #fff;
            flex-shrink: 0;
            box-shadow: 0 0 16px rgba(0, 207, 255, 0.30);
        }

        .logo-text {
            font-size: 20px;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: 0.02em;
            text-shadow: 0 0 20px rgba(0, 207, 255, 0.35);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }

        .main-nav a {
            color: var(--dark-text);
            font-size: 14px;
            font-weight: 500;
            padding: 8px 14px;
            border-radius: var(--radius-md);
            position: relative;
            transition: var(--transition);
            white-space: nowrap;
        }

        .main-nav a:hover {
            color: #FFFFFF;
            background: rgba(0, 207, 255, 0.08);
        }

        .main-nav a.active {
            color: #FFFFFF;
            box-shadow: var(--shadow-neon);
            background: rgba(0, 207, 255, 0.12);
        }

        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--neon);
            border-radius: 2px;
            box-shadow: 0 0 8px rgba(0, 207, 255, 0.6);
        }

        .main-nav .nav-cta {
            background: var(--primary);
            color: #fff;
            font-weight: 600;
            padding: 8px 18px;
            border-radius: var(--radius-md);
            margin-left: 8px;
        }

        .main-nav .nav-cta:hover {
            background: var(--primary-hover);
            box-shadow: var(--shadow-btn);
            color: #fff;
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            background: transparent;
            border: none;
            cursor: pointer;
        }

        .nav-toggle span {
            width: 24px;
            height: 2px;
            background: #fff;
            border-radius: 2px;
            transition: var(--transition);
        }

        /* Hero */
        .page-hero {
            position: relative;
            background: linear-gradient(135deg, #0A0E1A 0%, #14233F 50%, #1A3B6B 100%);
            padding: 80px 0 72px;
            overflow: hidden;
            border-bottom: 2px solid transparent;
            border-image: linear-gradient(90deg, #00CFFF, #1A6BFF) 1;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -15%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(0, 207, 255, 0.20), transparent 65%);
            border-radius: 50%;
            pointer-events: none;
        }

        .page-hero::after {
            content: '';
            position: absolute;
            bottom: -30%;
            left: -10%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(26, 107, 255, 0.25), transparent 60%);
            border-radius: 50%;
            pointer-events: none;
        }

        .page-hero .container {
            position: relative;
            z-index: 2;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-light);
            margin-bottom: 20px;
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--secondary);
            transition: var(--transition);
        }

        .breadcrumb a:hover {
            color: var(--neon);
        }

        .breadcrumb .sep {
            color: var(--text-light);
            opacity: 0.6;
        }

        .breadcrumb .current {
            color: var(--dark-text);
            font-weight: 500;
        }

        .page-hero h1 {
            font-size: 40px;
            font-weight: 700;
            color: #FFFFFF;
            line-height: 1.25;
            letter-spacing: -0.01em;
            margin-bottom: 16px;
            max-width: 700px;
        }

        .page-hero .hero-desc {
            font-size: 17px;
            color: var(--dark-text);
            line-height: 1.7;
            max-width: 640px;
            opacity: 0.85;
        }

        .hero-meta-row {
            display: flex;
            gap: 28px;
            margin-top: 24px;
            flex-wrap: wrap;
        }

        .hero-meta-item {
            display: flex;
            align-items: center;
            gap: 8px;
            color: var(--dark-text);
            font-size: 14px;
            opacity: 0.85;
        }

        .hero-meta-item .dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--neon);
            box-shadow: 0 0 8px rgba(0, 207, 255, 0.6);
        }

        /* Filter Bar */
        .filter-bar {
            background: #fff;
            border-bottom: 1px solid var(--border);
            padding: 18px 0;
            position: sticky;
            top: 68px;
            z-index: 900;
            box-shadow: 0 2px 12px rgba(15, 23, 42, 0.04);
        }

        .filter-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
        }

        .filter-tags {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }

        .filter-tag {
            font-size: 13px;
            font-weight: 500;
            color: var(--text-muted);
            background: var(--bg-soft);
            padding: 6px 16px;
            border-radius: 20px;
            cursor: pointer;
            transition: var(--transition);
            border: 1px solid transparent;
            white-space: nowrap;
        }

        .filter-tag:hover {
            color: var(--primary);
            background: var(--primary-light);
            border-color: var(--primary);
        }

        .filter-tag.active {
            color: #fff;
            background: var(--primary);
            border-color: var(--primary);
            box-shadow: 0 0 12px rgba(26, 107, 255, 0.25);
        }

        .filter-sort {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-muted);
        }

        .filter-sort select {
            padding: 8px 14px;
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            background: #fff;
            font-size: 14px;
            color: var(--text-body);
            cursor: pointer;
            transition: var(--transition);
            min-width: 120px;
        }

        .filter-sort select:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(26, 107, 255, 0.12);
            outline: none;
        }

        /* News Timeline */
        .news-timeline-section {
            background: var(--bg);
        }

        .timeline-list {
            position: relative;
            padding-left: 40px;
            max-width: 860px;
        }

        .timeline-list::before {
            content: '';
            position: absolute;
            left: 12px;
            top: 0;
            bottom: 0;
            width: 2px;
            background: linear-gradient(180deg, var(--primary), var(--neon));
            border-radius: 2px;
            opacity: 0.3;
        }

        .timeline-item {
            position: relative;
            padding: 0 0 48px 32px;
        }

        .timeline-item:last-child {
            padding-bottom: 0;
        }

        .timeline-item::before {
            content: '';
            position: absolute;
            left: -34px;
            top: 6px;
            width: 16px;
            height: 16px;
            border-radius: 50%;
            background: #fff;
            border: 3px solid var(--primary);
            box-shadow: 0 0 0 4px rgba(26, 107, 255, 0.12);
            z-index: 2;
        }

        .timeline-item:nth-child(3n)::before {
            border-color: var(--neon);
            box-shadow: 0 0 0 4px rgba(0, 207, 255, 0.12);
        }

        .timeline-item:nth-child(3n+2)::before {
            border-color: var(--secondary);
            box-shadow: 0 0 0 4px rgba(88, 166, 255, 0.12);
        }

        .timeline-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            cursor: pointer;
            display: flex;
            flex-direction: column;
        }

        .timeline-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: var(--primary-light);
        }

        .timeline-card .card-img {
            height: 200px;
            overflow: hidden;
            position: relative;
        }

        .timeline-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition-slow);
        }

        .timeline-card:hover .card-img img {
            transform: scale(1.03);
        }

        .timeline-card .card-img .img-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(10, 14, 26, 0.75);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 20px;
            backdrop-filter: blur(4px);
        }

        .timeline-card .card-body {
            padding: 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .timeline-card .card-date {
            font-size: 13px;
            color: var(--text-light);
            letter-spacing: 0.05em;
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .timeline-card .card-date .date-line {
            flex: 1;
            max-width: 40px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            opacity: 0.5;
        }

        .timeline-card h3 {
            font-size: 19px;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.4;
            margin-bottom: 10px;
            transition: var(--transition);
        }

        .timeline-card:hover h3 {
            color: var(--primary);
        }

        .timeline-card .card-summary {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 16px;
            flex: 1;
        }

        .timeline-card .read-more {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
            align-self: flex-start;
        }

        .timeline-card .read-more .arrow {
            transition: transform 0.25s ease;
            display: inline-block;
        }

        .timeline-card:hover .read-more .arrow {
            transform: translateX(4px);
        }

        /* Featured News */
        .featured-news-section {
            background: var(--bg-alt);
        }

        .featured-grid {
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: var(--grid-gap);
        }

        .featured-main {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            cursor: pointer;
            display: flex;
            flex-direction: column;
        }

        .featured-main:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .featured-main .featured-img {
            height: 340px;
            overflow: hidden;
            position: relative;
        }

        .featured-main .featured-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition-slow);
        }

        .featured-main:hover .featured-img img {
            transform: scale(1.03);
        }

        .featured-main .featured-badge {
            position: absolute;
            top: 16px;
            left: 16px;
            background: var(--primary);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 6px 14px;
            border-radius: 20px;
            box-shadow: 0 0 16px rgba(26, 107, 255, 0.4);
        }

        .featured-main .featured-body {
            padding: 28px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .featured-main .featured-date {
            font-size: 13px;
            color: var(--text-light);
            margin-bottom: 12px;
        }

        .featured-main h3 {
            font-size: 22px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.4;
            margin-bottom: 12px;
            transition: var(--transition);
        }

        .featured-main:hover h3 {
            color: var(--primary);
        }

        .featured-main p {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 16px;
            flex: 1;
        }

        .featured-main .read-more {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            align-self: flex-start;
        }

        .featured-side {
            display: flex;
            flex-direction: column;
            gap: var(--grid-gap);
        }

        .featured-side .side-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 20px;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            cursor: pointer;
            display: flex;
            gap: 16px;
            flex: 1;
        }

        .featured-side .side-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: var(--primary-light);
        }

        .featured-side .side-card .side-img {
            width: 100px;
            height: 80px;
            border-radius: var(--radius-md);
            overflow: hidden;
            flex-shrink: 0;
        }

        .featured-side .side-card .side-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .featured-side .side-card .side-content {
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .featured-side .side-card .side-date {
            font-size: 12px;
            color: var(--text-light);
            margin-bottom: 6px;
        }

        .featured-side .side-card h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.4;
            margin-bottom: 6px;
            transition: var(--transition);
        }

        .featured-side .side-card:hover h4 {
            color: var(--primary);
        }

        .featured-side .side-card p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        /* Stats */
        .news-stats-section {
            background: var(--dark-bg);
            padding: 64px 0;
        }

        .news-stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--grid-gap);
        }

        .news-stat-card {
            text-align: center;
            padding: 24px 16px;
            border-radius: var(--radius-lg);
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(230, 238, 249, 0.10);
            transition: var(--transition);
        }

        .news-stat-card:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: rgba(0, 207, 255, 0.3);
        }

        .news-stat-card .stat-number {
            font-size: 36px;
            font-weight: 700;
            color: #fff;
            line-height: 1.2;
            font-family: var(--font-num);
            letter-spacing: -0.02em;
            margin-bottom: 8px;
        }

        .news-stat-card .stat-number .unit {
            font-size: 18px;
            font-weight: 600;
            color: var(--neon);
            margin-left: 4px;
        }

        .news-stat-card .stat-label {
            font-size: 14px;
            color: var(--dark-text);
            opacity: 0.75;
        }

        /* FAQ */
        .faq-section {
            background: var(--bg);
        }

        .faq-list {
            max-width: 780px;
        }

        .faq-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            margin-bottom: 12px;
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-item:hover {
            border-color: var(--primary-light);
        }

        .faq-item.open {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(26, 107, 255, 0.08);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 20px 24px;
            text-align: left;
            cursor: pointer;
            background: transparent;
            border: none;
            font-size: 17px;
            font-weight: 600;
            color: var(--text-main);
            transition: var(--transition);
        }

        .faq-question:hover {
            color: var(--primary);
        }

        .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
            font-size: 16px;
            color: var(--primary);
            font-weight: 500;
        }

        .faq-item.open .faq-icon {
            background: var(--primary);
            color: #fff;
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 24px;
            color: var(--text-muted);
            font-size: 15px;
            line-height: 1.75;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 24px 20px;
        }

        /* CTA */
        .cta-section {
            background: linear-gradient(135deg, #0A0E1A 0%, #1A3B6B 60%, #1A6BFF 100%);
            padding: 80px 0;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -30%;
            right: -10%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(0, 207, 255, 0.25), transparent 60%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-section .container {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .cta-text h2 {
            font-size: 30px;
            font-weight: 700;
            color: #fff;
            line-height: 1.35;
            margin-bottom: 14px;
        }

        .cta-text p {
            font-size: 16px;
            color: var(--dark-text);
            line-height: 1.7;
            opacity: 0.85;
        }

        .cta-form-card {
            background: #fff;
            border-radius: var(--radius-xl);
            padding: 32px;
            box-shadow: 0 8px 32px rgba(10, 14, 26, 0.25);
        }

        .cta-form-card h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 8px;
        }

        .cta-form-card .form-desc {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 20px;
        }

        .form-group {
            margin-bottom: 16px;
        }

        .form-group label {
            display: block;
            font-size: 13px;
            font-weight: 600;
            color: var(--text-body);
            margin-bottom: 6px;
        }

        .form-group input {
            width: 100%;
            padding: 12px 16px;
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            background: var(--bg-soft);
            font-size: 15px;
            color: var(--text-main);
            transition: var(--transition);
        }

        .form-group input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(26, 107, 255, 0.12);
            outline: none;
            background: #fff;
        }

        .form-submit {
            width: 100%;
            padding: 14px 24px;
            background: var(--primary);
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            border-radius: var(--radius-md);
            border: none;
            cursor: pointer;
            transition: var(--transition);
            letter-spacing: 0.02em;
        }

        .form-submit:hover {
            background: var(--primary-hover);
            box-shadow: var(--shadow-btn);
            transform: translateY(-1px);
        }

        .form-submit:active {
            transform: translateY(1px);
            box-shadow: none;
        }

        /* Category Entrances */
        .category-entrances-section {
            background: var(--bg-alt);
        }

        .entrance-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--grid-gap);
        }

        .entrance-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .entrance-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: var(--primary-light);
        }

        .entrance-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            flex-shrink: 0;
            color: var(--primary);
        }

        .entrance-card h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 4px;
            transition: var(--transition);
        }

        .entrance-card:hover h4 {
            color: var(--primary);
        }

        .entrance-card p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
        }

        .entrance-card .arrow-icon {
            margin-left: auto;
            font-size: 18px;
            color: var(--text-light);
            transition: var(--transition);
        }

        .entrance-card:hover .arrow-icon {
            color: var(--primary);
            transform: translateX(4px);
        }

        /* Footer */
        .site-footer {
            background: var(--dark-bg);
            color: var(--dark-text);
            padding: 64px 0 0;
            border-top: 2px solid transparent;
            border-image: linear-gradient(90deg, #00CFFF, #1A6BFF) 1;
            margin-top: auto;
        }

        .site-footer .container {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 48px;
        }

        .footer-brand .logo-text {
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            display: block;
            margin-bottom: 12px;
        }

        .footer-brand p {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.7;
            max-width: 280px;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
        }

        .footer-col ul {
            list-style: none;
        }

        .footer-col ul li {
            margin-bottom: 10px;
        }

        .footer-col ul li a {
            font-size: 14px;
            color: var(--text-light);
            transition: var(--transition);
        }

        .footer-col ul li a:hover {
            color: #fff;
            padding-left: 4px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(230, 238, 249, 0.10);
            padding: 20px 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 12px;
            font-size: 14px;
            color: var(--text-light);
            flex-wrap: wrap;
        }

        .footer-bottom a {
            color: var(--text-light);
            transition: var(--transition);
        }

        .footer-bottom a:hover {
            color: var(--neon);
        }

        .footer-bottom .sep {
            opacity: 0.4;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .featured-grid {
                grid-template-columns: 1fr;
            }

            .featured-main .featured-img {
                height: 260px;
            }

            .entrance-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .cta-section .container {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .news-stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .site-footer .container {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 768px) {
            .nav-toggle {
                display: flex;
            }

            .main-nav {
                display: none;
                position: absolute;
                top: 68px;
                left: 0;
                right: 0;
                background: var(--dark-bg);
                flex-direction: column;
                align-items: stretch;
                padding: 16px 24px 24px;
                gap: 4px;
                border-bottom: 2px solid transparent;
                border-image: linear-gradient(90deg, #00CFFF, #1A6BFF) 1;
                box-shadow: 0 8px 24px rgba(10, 14, 26, 0.5);
                z-index: 999;
            }

            .main-nav.open {
                display: flex;
            }

            .main-nav a {
                padding: 12px 14px;
                font-size: 15px;
                border-radius: var(--radius-sm);
            }

            .main-nav .nav-cta {
                margin-left: 0;
                text-align: center;
                margin-top: 6px;
            }

            .page-hero h1 {
                font-size: 32px;
            }

            .page-hero {
                padding: 56px 0 48px;
            }

            .filter-bar .container {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }

            .timeline-list {
                padding-left: 28px;
            }

            .timeline-item {
                padding: 0 0 32px 20px;
            }

            .timeline-item::before {
                left: -25px;
                width: 12px;
                height: 12px;
                border-width: 2px;
            }

            .featured-main .featured-img {
                height: 200px;
            }

            .section {
                padding: var(--spacing-section-mobile) 0;
            }

            .section-title {
                font-size: 26px;
            }

            .entrance-grid {
                grid-template-columns: 1fr;
            }

            .news-stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }

            .news-stat-card .stat-number {
                font-size: 28px;
            }

            .cta-form-card {
                padding: 24px;
            }

            .site-footer .container {
                grid-template-columns: 1fr;
                gap: 24px;
            }
        }

        @media (max-width: 520px) {
            .page-hero h1 {
                font-size: 27px;
            }

            .page-hero .hero-desc {
                font-size: 15px;
            }

            .hero-meta-row {
                gap: 16px;
            }

            .timeline-card .card-img {
                height: 160px;
            }

            .timeline-card .card-body {
                padding: 18px;
            }

            .featured-side .side-card {
                flex-direction: column;
            }

            .featured-side .side-card .side-img {
                width: 100%;
                height: 140px;
            }

            .news-stats-grid {
                grid-template-columns: 1fr;
            }

            .cta-section {
                padding: 56px 0;
            }

            .cta-text h2 {
                font-size: 24px;
            }

            .filter-tags {
                gap: 6px;
            }

            .filter-tag {
                font-size: 12px;
                padding: 5px 12px;
            }

            .footer-bottom {
                font-size: 12px;
                gap: 8px;
            }
        }