/* roulang page: index */
:root {
            --primary-blue: #1F5FA8;
            --primary-blue-dark: #174A7C;
            --primary-blue-deep: #123C65;
            --light-blue: #EAF2FB;
            --accent-cyan: #00A3C4;
            --bg-main: #F5F7FA;
            --bg-card: #FFFFFF;
            --text-body: #1F2937;
            --text-muted: #5B6774;
            --text-light: #9AA6B2;
            --border-color: #E3E9F0;
            --shadow-card: 0 8px 20px rgba(20, 50, 90, 0.08);
            --shadow-card-hover: 0 12px 28px rgba(20, 50, 90, 0.16);
            --radius-card: 14px;
            --radius-btn: 10px;
            --radius-sm: 8px;
            --section-pad-desktop: 88px;
            --section-pad-mobile: 52px;
            --transition-fast: 0.2s ease;
            --transition-nav: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --font-title: 'PingFang SC', 'Microsoft YaHei', 'Source Han Sans CN', 'Noto Sans CJK SC', 'Helvetica Neue', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Source Han Sans CN', 'Noto Sans CJK SC', 'Helvetica Neue', Arial, sans-serif;
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-body);
            background-color: var(--bg-main);
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a {
            color: var(--primary-blue);
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        a:hover,
        a:focus {
            color: var(--primary-blue-dark);
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid rgba(31, 95, 168, 0.35);
            outline-offset: 2px;
            border-radius: 4px;
        }

        .container-page {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        @media (min-width: 1024px) {
            .container-page {
                padding-left: 32px;
                padding-right: 32px;
            }
        }

        /* Header & Navigation - Double Layer */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            width: 100%;
            background: var(--bg-card);
        }

        .brand-row {
            background: var(--bg-card);
            border-bottom: 1px solid var(--border-color);
            padding: 16px 0;
            transition: all var(--transition-nav);
        }

        .brand-row .container-page {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }

        .site-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-title);
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--primary-blue);
            line-height: 1.2;
        }

        .site-logo .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: var(--primary-blue);
            color: #fff;
            border-radius: 10px;
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .site-logo a {
            color: inherit;
            text-decoration: none;
        }

        .site-logo a:hover {
            color: var(--primary-blue-dark);
        }

        .brand-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }

        .search-form-header {
            display: flex;
            align-items: center;
            background: var(--bg-main);
            border-radius: 24px;
            padding: 4px 6px 4px 16px;
            border: 1px solid var(--border-color);
            transition: border-color var(--transition-fast);
        }

        .search-form-header:focus-within {
            border-color: var(--primary-blue);
        }

        .search-form-header input {
            border: none;
            background: transparent;
            font-size: 0.9rem;
            color: var(--text-body);
            padding: 8px 0;
            width: 160px;
            outline: none;
        }

        .search-form-header input::placeholder {
            color: var(--text-light);
        }

        .search-form-header button {
            background: var(--primary-blue);
            border: none;
            color: #fff;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.9rem;
            transition: background var(--transition-fast);
        }

        .search-form-header button:hover {
            background: var(--primary-blue-dark);
        }

        .brand-quick-link {
            font-size: 0.9rem;
            color: var(--text-muted);
            padding: 8px 14px;
            border-radius: 20px;
            transition: all var(--transition-fast);
        }

        .brand-quick-link:hover {
            background: var(--light-blue);
            color: var(--primary-blue);
        }

        .channel-row {
            background: var(--bg-card);
            border-bottom: 1px solid var(--border-color);
            padding: 0;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            transition: all var(--transition-nav);
        }

        .channel-row .container-page {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .channel-row nav {
            display: flex;
            gap: 2px;
            flex-wrap: nowrap;
        }

        .channel-row nav a {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-body);
            padding: 14px 16px;
            white-space: nowrap;
            border-bottom: 3px solid transparent;
            transition: all var(--transition-fast);
            display: inline-block;
        }

        .channel-row nav a:hover {
            color: var(--primary-blue);
            background: var(--light-blue);
        }

        .channel-row nav a.active {
            color: var(--primary-blue);
            border-bottom-color: var(--primary-blue);
            background: transparent;
            font-weight: 600;
        }

        /* Scrolled state */
        .site-header.scrolled .brand-row {
            padding: 0;
            max-height: 0;
            overflow: hidden;
            opacity: 0;
            border-bottom: none;
        }

        .site-header.scrolled .channel-row {
            padding: 6px 0;
            box-shadow: 0 2px 12px rgba(20, 50, 90, 0.08);
        }

        .site-header.scrolled .channel-row nav a {
            padding: 10px 14px;
            font-size: 0.9rem;
        }

        .mobile-nav-toggle {
            display: none;
            background: transparent;
            border: none;
            font-size: 1.4rem;
            color: var(--primary-blue);
            cursor: pointer;
            padding: 8px;
            border-radius: 8px;
            transition: background var(--transition-fast);
        }

        .mobile-nav-toggle:hover {
            background: var(--light-blue);
        }

        .mobile-drawer {
            display: none;
        }

        @media (max-width: 768px) {
            .brand-row .container-page {
                align-items: center;
            }
            .search-form-header input {
                width: 100px;
            }
            .brand-quick-link {
                display: none;
            }
            .mobile-nav-toggle {
                display: inline-flex;
            }
            .channel-row .container-page nav {
                display: none;
            }
            .mobile-drawer {
                display: block;
                background: var(--bg-card);
                border-bottom: 1px solid var(--border-color);
                padding: 12px 24px 20px;
            }
            .mobile-drawer nav {
                display: flex;
                flex-direction: column;
                gap: 4px;
            }
            .mobile-drawer nav a {
                padding: 12px 14px;
                font-size: 1rem;
                color: var(--text-body);
                border-radius: 10px;
                transition: all var(--transition-fast);
                font-weight: 500;
            }
            .mobile-drawer nav a:hover {
                background: var(--light-blue);
                color: var(--primary-blue);
            }
            .mobile-drawer nav a.active {
                background: var(--light-blue);
                color: var(--primary-blue);
                font-weight: 600;
            }
            .mobile-drawer.is-hidden {
                display: none;
            }
        }

        @media (max-width: 520px) {
            .site-logo {
                font-size: 1.15rem;
            }
            .site-logo .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 0.95rem;
                border-radius: 8px;
            }
            .search-form-header {
                display: none;
            }
        }

        /* Hero */
        .hero-section {
            position: relative;
            background: linear-gradient(178deg, #F0F5FA 0%, #E4EDF6 52%, #F5F7FA 100%);
            padding: 72px 0 64px;
            overflow: hidden;
            border-bottom: 1px solid var(--border-color);
        }

        .hero-section .hero-bg {
            position: absolute;
            inset: 0;
            background: url('/assets/images/42f014c0330507fe.webp') center/cover no-repeat;
            opacity: 0.12;
            pointer-events: none;
        }

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

        .hero-content {
            max-width: 720px;
        }

        .hero-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--light-blue);
            color: var(--primary-blue-dark);
            font-size: 0.85rem;
            font-weight: 600;
            padding: 8px 16px;
            border-radius: 20px;
            margin-bottom: 20px;
            letter-spacing: 0.5px;
        }

        .hero-content h1 {
            font-family: var(--font-title);
            font-size: 2.6rem;
            line-height: 1.3;
            font-weight: 700;
            color: var(--primary-blue-deep);
            margin: 0 0 20px 0;
            letter-spacing: -0.5px;
        }

        .hero-content .hero-desc {
            font-size: 1.1rem;
            color: var(--text-muted);
            line-height: 2;
            margin-bottom: 28px;
            max-width: 640px;
        }

        .hero-buttons {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--primary-blue);
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            padding: 14px 28px;
            border-radius: var(--radius-btn);
            border: 2px solid var(--primary-blue);
            transition: all var(--transition-fast);
            text-decoration: none;
            cursor: pointer;
        }

        .btn-primary:hover {
            background: var(--primary-blue-dark);
            border-color: var(--primary-blue-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 16px rgba(31, 95, 168, 0.2);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: var(--primary-blue);
            font-weight: 600;
            font-size: 1rem;
            padding: 14px 28px;
            border-radius: var(--radius-btn);
            border: 2px solid var(--primary-blue);
            transition: all var(--transition-fast);
            text-decoration: none;
            cursor: pointer;
        }

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

        .hero-version-bar {
            margin-top: 36px;
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            background: rgba(255, 255, 255, 0.8);
            border-radius: 14px;
            padding: 16px 20px;
            border: 1px solid rgba(31, 95, 168, 0.15);
            box-shadow: 0 4px 12px rgba(20, 50, 90, 0.04);
        }

        .version-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--accent-cyan);
            flex-shrink: 0;
            animation: pulse-dot 2s infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
                box-shadow: 0 0 0 0 rgba(0, 163, 196, 0.3);
            }
            50% {
                opacity: 0.7;
                box-shadow: 0 0 0 8px rgba(0, 163, 196, 0);
            }
        }

        .version-text {
            font-size: 0.9rem;
            color: var(--text-body);
            font-weight: 500;
        }

        .version-text strong {
            color: var(--primary-blue);
        }

        /* Sections */
        .section-block {
            padding: var(--section-pad-desktop) 0;
        }

        .section-block.bg-white {
            background: var(--bg-card);
        }

        .section-block.bg-light {
            background: var(--bg-main);
        }

        .section-block.bg-blue-faint {
            background: linear-gradient(180deg, #F0F5FA 0%, #F5F7FA 100%);
        }

        .section-title {
            font-family: var(--font-title);
            font-size: 1.8rem;
            line-height: 1.4;
            font-weight: 700;
            color: var(--primary-blue-deep);
            margin: 0 0 12px 0;
            letter-spacing: -0.3px;
        }

        .section-desc {
            font-size: 1.05rem;
            color: var(--text-muted);
            line-height: 1.9;
            max-width: 680px;
            margin: 0 0 32px 0;
        }

        .section-header-row {
            display: flex;
            align-items: flex-start;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 20px;
            margin-bottom: 32px;
        }

        .section-header-row .section-left {
            flex: 1;
            min-width: 260px;
        }

        /* Stats Bar */
        .stats-bar {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            padding: 24px 0;
        }

        .stat-item {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            padding: 24px 20px;
            text-align: center;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-color);
            transition: all var(--transition-fast);
        }

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

        .stat-number {
            font-family: var(--font-title);
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--primary-blue);
            line-height: 1.2;
            display: block;
        }

        .stat-label {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-top: 6px;
            font-weight: 500;
        }

        /* Sell Points */
        .sell-points-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .sell-card {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-color);
            transition: all var(--transition-fast);
            position: relative;
            overflow: hidden;
        }

        .sell-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: var(--primary-blue);
            opacity: 0;
            transition: opacity var(--transition-fast);
        }

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

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

        .sell-card .card-icon {
            width: 48px;
            height: 48px;
            background: var(--light-blue);
            color: var(--primary-blue);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            margin-bottom: 16px;
        }

        .sell-card h3 {
            font-family: var(--font-title);
            font-size: 1.15rem;
            font-weight: 600;
            color: var(--primary-blue-deep);
            margin: 0 0 10px 0;
            line-height: 1.4;
        }

        .sell-card p {
            font-size: 0.95rem;
            color: var(--text-muted);
            line-height: 1.8;
            margin: 0;
        }

        .sell-card .highlight-badge {
            display: inline-block;
            background: rgba(0, 163, 196, 0.1);
            color: #007A96;
            font-size: 0.8rem;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 12px;
            margin-top: 12px;
        }

        /* Scene Demo */
        .scene-demo-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
            align-items: center;
        }

        .scene-text h3 {
            font-family: var(--font-title);
            font-size: 1.5rem;
            font-weight: 600;
            color: var(--primary-blue-deep);
            margin: 0 0 14px 0;
        }

        .scene-text p {
            font-size: 1rem;
            color: var(--text-muted);
            line-height: 2;
            margin: 0 0 12px 0;
        }

        .scene-image-wrap {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            position: relative;
        }

        .scene-image-wrap img {
            width: 100%;
            height: 260px;
            object-fit: cover;
            display: block;
        }

        .scene-image-wrap::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(0deg, rgba(31, 95, 168, 0.2) 0%, transparent 50%);
            pointer-events: none;
        }

        /* Social Proof */
        .social-proof-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .proof-card {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            padding: 24px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-color);
            transition: all var(--transition-fast);
        }

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

        .proof-quote {
            font-size: 0.95rem;
            color: var(--text-body);
            line-height: 1.8;
            margin: 0 0 14px 0;
            font-style: italic;
        }

        .proof-source {
            font-size: 0.85rem;
            color: var(--text-muted);
            font-weight: 600;
        }

        .proof-source span {
            display: block;
            font-weight: 400;
            color: var(--text-light);
            margin-top: 2px;
        }

        /* Comparison */
        .comparison-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }

        .comparison-card {
            border-radius: var(--radius-card);
            padding: 28px;
            border: 1px solid var(--border-color);
            background: var(--bg-card);
            box-shadow: var(--shadow-card);
        }

        .comparison-card.featured {
            border-color: var(--primary-blue);
            background: linear-gradient(160deg, #FFFFFF 0%, #F0F5FA 100%);
        }

        .comparison-card h3 {
            font-family: var(--font-title);
            font-size: 1.2rem;
            font-weight: 600;
            color: var(--primary-blue-deep);
            margin: 0 0 14px 0;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .comparison-card ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .comparison-card ul li {
            font-size: 0.95rem;
            color: var(--text-muted);
            line-height: 1.8;
            padding: 8px 0;
            border-bottom: 1px solid var(--border-color);
            display: flex;
            align-items: flex-start;
            gap: 8px;
        }

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

        .comparison-card ul li i {
            color: var(--primary-blue);
            margin-top: 6px;
            flex-shrink: 0;
        }

        /* News Evidence */
        .news-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .news-item {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            padding: 20px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-color);
            transition: all var(--transition-fast);
            display: flex;
            gap: 16px;
            align-items: center;
        }

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

        .news-thumb {
            width: 80px;
            height: 80px;
            border-radius: 12px;
            object-fit: cover;
            flex-shrink: 0;
        }

        .news-info h4 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-body);
            margin: 0 0 4px 0;
            line-height: 1.5;
        }

        .news-info .news-meta {
            font-size: 0.82rem;
            color: var(--text-light);
        }

        /* Schedule Entry */
        .schedule-strip {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-color);
        }

        .schedule-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .schedule-list li {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 10px;
            padding: 14px 4px;
            border-bottom: 1px solid var(--border-color);
            font-size: 0.95rem;
            color: var(--text-body);
        }

        .schedule-list li:last-child {
            border-bottom: none;
        }

        .schedule-date {
            font-weight: 600;
            color: var(--primary-blue);
            min-width: 80px;
        }

        .schedule-match {
            flex: 1;
            min-width: 200px;
        }

        .schedule-tag {
            background: var(--light-blue);
            color: var(--primary-blue-dark);
            font-size: 0.8rem;
            font-weight: 600;
            padding: 6px 12px;
            border-radius: 16px;
            white-space: nowrap;
        }

        /* Team Rankings */
        .rankings-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 16px;
        }

        .rank-card {
            background: var(--bg-card);
            border-radius: 12px;
            padding: 18px 14px;
            text-align: center;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-color);
            transition: all var(--transition-fast);
        }

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

        .rank-number {
            font-family: var(--font-title);
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary-blue);
            line-height: 1;
        }

        .rank-team {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-body);
            margin-top: 6px;
        }

        .rank-record {
            font-size: 0.78rem;
            color: var(--text-light);
            margin-top: 2px;
        }

        /* Topics */
        .topics-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .topic-card {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            background: var(--bg-card);
            transition: all var(--transition-fast);
            position: relative;
        }

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

        .topic-card img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            display: block;
        }

        .topic-card .topic-body {
            padding: 18px 20px 20px;
        }

        .topic-card .topic-body h4 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-body);
            margin: 0 0 6px 0;
            line-height: 1.4;
        }

        .topic-card .topic-body p {
            font-size: 0.88rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.7;
        }

        /* Brand Intro */
        .brand-intro-section {
            background: linear-gradient(160deg, #F0F5FA 0%, #FFFFFF 45%, #F5F7FA 100%);
            padding: var(--section-pad-desktop) 0;
        }

        .brand-intro-content {
            max-width: 820px;
            margin: 0 auto;
            text-align: left;
        }

        .brand-intro-content h2 {
            font-family: var(--font-title);
            font-size: 1.7rem;
            font-weight: 700;
            color: var(--primary-blue-deep);
            margin: 0 0 20px 0;
        }

        .brand-intro-content p {
            font-size: 1rem;
            color: var(--text-body);
            line-height: 2.1;
            margin: 0 0 16px 0;
        }

        .brand-intro-content p strong {
            color: var(--primary-blue);
        }

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

        .assurance-item {
            background: var(--bg-card);
            border-radius: 12px;
            padding: 22px 20px;
            text-align: center;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-color);
            transition: all var(--transition-fast);
        }

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

        .assurance-item i {
            font-size: 1.6rem;
            color: var(--primary-blue);
            margin-bottom: 10px;
            display: block;
        }

        .assurance-item h4 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-body);
            margin: 0 0 6px 0;
        }

        .assurance-item p {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.6;
        }

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

        .faq-section .accordion-item {
            background: var(--bg-card);
            border-radius: 12px;
            margin-bottom: 12px;
            box-shadow: 0 2px 8px rgba(20, 50, 90, 0.04);
            border: 1px solid var(--border-color);
            overflow: hidden;
        }

        .faq-section .accordion-title {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-body);
            padding: 18px 22px;
            background: transparent;
            border: none;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: all var(--transition-fast);
            line-height: 1.5;
        }

        .faq-section .accordion-title:hover {
            color: var(--primary-blue);
            background: var(--light-blue);
        }

        .faq-section .accordion-title::after {
            content: '\f107';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            color: var(--primary-blue);
            transition: transform var(--transition-fast);
            flex-shrink: 0;
        }

        .faq-section .accordion-item.is-active .accordion-title::after {
            transform: rotate(180deg);
        }

        .faq-section .accordion-content {
            padding: 0 22px 18px;
            font-size: 0.95rem;
            color: var(--text-muted);
            line-height: 1.9;
            border-top: 1px solid var(--border-color);
            background: #FAFBFD;
        }

        .faq-section .accordion-content p {
            margin: 0;
            padding-top: 14px;
        }

        /* Footer */
        .site-footer {
            background: #1A2B3D;
            color: rgba(255, 255, 255, 0.75);
            padding: 48px 0 24px;
            margin-top: 0;
        }

        .site-footer .container-page {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
        }

        .footer-brand {
            font-family: var(--font-title);
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            display: block;
        }

        .footer-desc {
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.8;
            margin-bottom: 16px;
        }

        .footer-col h5 {
            font-size: 0.95rem;
            font-weight: 600;
            color: #fff;
            margin: 0 0 14px 0;
        }

        .footer-col a {
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.7);
            text-decoration: none;
            display: block;
            padding: 4px 0;
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            grid-column: 1 / -1;
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding-top: 20px;
            margin-top: 16px;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.55);
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            align-items: center;
            justify-content: space-between;
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.7);
            text-decoration: none;
        }

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

        .footer-sep {
            color: rgba(255, 255, 255, 0.3);
            margin: 0 4px;
        }

        /* Floating CTA */
        .floating-cta {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 90;
            background: var(--bg-card);
            border-top: 2px solid var(--primary-blue);
            box-shadow: 0 -4px 20px rgba(20, 50, 90, 0.12);
            padding: 14px 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
            transition: transform 0.3s ease;
        }

        .floating-cta .cta-text {
            font-size: 0.95rem;
            color: var(--text-body);
            font-weight: 500;
        }

        .floating-cta .cta-close {
            background: transparent;
            border: none;
            font-size: 1.2rem;
            color: var(--text-muted);
            cursor: pointer;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-fast);
            position: absolute;
            left: 12px;
            top: 50%;
            transform: translateY(-50%);
        }

        .floating-cta .cta-close:hover {
            background: var(--bg-main);
            color: var(--text-body);
        }

        .floating-cta.is-hidden {
            transform: translateY(100%);
        }

        /* Subscribe */
        .subscribe-card {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            padding: 36px 28px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-color);
            text-align: center;
            max-width: 560px;
            margin: 0 auto;
        }

        .subscribe-card h3 {
            font-family: var(--font-title);
            font-size: 1.4rem;
            font-weight: 600;
            color: var(--primary-blue-deep);
            margin: 0 0 10px 0;
        }

        .subscribe-card p {
            font-size: 0.95rem;
            color: var(--text-muted);
            margin: 0 0 20px 0;
        }

        .subscribe-form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .subscribe-form input {
            flex: 1;
            min-width: 220px;
            padding: 12px 18px;
            border: 2px solid var(--border-color);
            border-radius: var(--radius-btn);
            font-size: 0.95rem;
            color: var(--text-body);
            background: var(--bg-main);
            outline: none;
            transition: border-color var(--transition-fast);
        }

        .subscribe-form input:focus {
            border-color: var(--primary-blue);
        }

        .subscribe-form button {
            background: var(--primary-blue);
            color: #fff;
            font-weight: 600;
            font-size: 0.95rem;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            border: none;
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .subscribe-form button:hover {
            background: var(--primary-blue-dark);
            transform: translateY(-2px);
        }

        /* Responsive adjustments */
        @media (max-width: 1024px) {
            .sell-points-grid,
            .social-proof-grid,
            .topics-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .rankings-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .assurance-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .site-footer .container-page {
                grid-template-columns: 1fr 1fr;
            }
            .hero-content h1 {
                font-size: 2.2rem;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-pad-desktop: 52px;
                --section-pad-mobile: 40px;
            }
            .section-block,
            .brand-intro-section {
                padding: var(--section-pad-mobile) 0;
            }
            .hero-section {
                padding: 48px 0 40px;
            }
            .hero-content h1 {
                font-size: 1.8rem;
            }
            .stats-bar {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .scene-demo-grid,
            .comparison-grid,
            .news-list {
                grid-template-columns: 1fr;
            }
            .sell-points-grid,
            .social-proof-grid,
            .topics-grid {
                grid-template-columns: 1fr;
            }
            .rankings-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .assurance-grid {
                grid-template-columns: 1fr;
            }
            .site-footer .container-page {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .floating-cta {
                padding: 12px 16px;
                gap: 10px;
                justify-content: flex-start;
                padding-left: 48px;
            }
            .floating-cta .cta-text {
                font-size: 0.85rem;
            }
            .floating-cta .btn-primary {
                padding: 10px 18px;
                font-size: 0.85rem;
            }
        }

        @media (max-width: 520px) {
            .hero-content h1 {
                font-size: 1.5rem;
            }
            .hero-buttons {
                flex-direction: column;
            }
            .hero-buttons .btn-primary,
            .hero-buttons .btn-secondary {
                width: 100%;
                justify-content: center;
            }
            .rankings-grid {
                grid-template-columns: 1fr;
            }
            .stat-number {
                font-size: 1.7rem;
            }
            .schedule-list li {
                flex-direction: column;
                align-items: flex-start;
            }
            .container-page {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        /* Hide utility */
        .visually-hidden {
            position: absolute;
            width: 1px;
            height: 1px;
            margin: -1px;
            padding: 0;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            border: 0;
        }

        /* Smooth transition for mobile drawer */
        .mobile-drawer {
            animation: fadeSlideIn 0.25s ease;
        }

        @keyframes fadeSlideIn {
            from {
                opacity: 0;
                transform: translateY(-8px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

/* roulang page: category2 */
:root {
            --primary-blue: #1F5FA8;
            --primary-blue-dark: #174A7C;
            --primary-blue-deep: #123C65;
            --light-blue: #EAF2FB;
            --accent-cyan: #00A3C4;
            --bg-main: #F5F7FA;
            --bg-card: #FFFFFF;
            --text-body: #1F2937;
            --text-muted: #5B6774;
            --text-light: #9AA6B2;
            --border-color: #E3E9F0;
            --shadow-card: 0 8px 20px rgba(20, 50, 90, 0.08);
            --shadow-card-hover: 0 12px 28px rgba(20, 50, 90, 0.16);
            --radius-card: 14px;
            --radius-btn: 10px;
            --radius-sm: 8px;
            --section-pad-desktop: 52px;
            --section-pad-mobile: 40px;
            --transition-fast: 0.2s ease;
            --transition-nav: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --font-title: 'PingFang SC', 'Microsoft YaHei', 'Source Han Sans CN', 'Noto Sans CJK SC', 'Helvetica Neue', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Source Han Sans CN', 'Noto Sans CJK SC', 'Helvetica Neue', Arial, sans-serif;
        }

        html {
            scroll-behavior: smooth;
        }

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

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-body);
            background-color: var(--bg-main);
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a {
            color: var(--primary-blue);
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        a:hover,
        a:focus {
            color: var(--primary-blue-dark);
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid rgba(31, 95, 168, 0.35);
            outline-offset: 2px;
            border-radius: 4px;
        }

        .container-page {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 32px;
            padding-right: 32px;
        }

        /* ===== Header & Navigation - Double Layer ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            width: 100%;
            background: var(--bg-card);
            box-shadow: 0 2px 12px rgba(20, 50, 90, 0.06);
        }

        .brand-row {
            background: var(--bg-card);
            border-bottom: 1px solid var(--border-color);
            padding: 14px 0;
            transition: padding var(--transition-nav), border-color var(--transition-nav);
        }

        .brand-row .container-page {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }

        .site-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-title);
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--primary-blue);
            line-height: 1.2;
        }

        .site-logo .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: var(--primary-blue);
            color: #fff;
            border-radius: 10px;
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .site-logo a {
            color: inherit;
            text-decoration: none;
        }

        .site-logo a:hover {
            color: var(--primary-blue-dark);
        }

        .brand-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }

        .search-form-header {
            display: flex;
            align-items: center;
            background: var(--bg-main);
            border-radius: 24px;
            padding: 4px 6px 4px 16px;
            border: 1px solid var(--border-color);
            transition: border-color var(--transition-fast);
        }

        .search-form-header:focus-within {
            border-color: var(--primary-blue);
        }

        .search-form-header input {
            border: none;
            background: transparent;
            font-size: 0.9rem;
            color: var(--text-body);
            padding: 8px 0;
            width: 160px;
            outline: none;
        }

        .search-form-header input::placeholder {
            color: var(--text-light);
        }

        .search-form-header button {
            background: var(--primary-blue);
            border: none;
            color: #fff;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.9rem;
            transition: background var(--transition-fast);
        }

        .search-form-header button:hover {
            background: var(--primary-blue-dark);
        }

        .brand-quick-link {
            font-size: 0.9rem;
            color: var(--text-muted);
            padding: 8px 14px;
            border-radius: 20px;
            transition: all var(--transition-fast);
        }

        .brand-quick-link:hover {
            background: var(--light-blue);
            color: var(--primary-blue);
        }

        .channel-row {
            background: var(--bg-card);
            border-bottom: 1px solid var(--border-color);
            padding: 0;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            transition: all var(--transition-nav);
        }

        .channel-row .container-page {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 8px;
            padding-top: 0;
            padding-bottom: 0;
            flex-wrap: nowrap;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
            white-space: nowrap;
        }

        .main-nav li {
            margin: 0;
        }

        .main-nav a {
            display: block;
            padding: 14px 18px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-muted);
            border-bottom: 2px solid transparent;
            transition: color var(--transition-fast), border-color var(--transition-fast), background var(--transition-fast);
            white-space: nowrap;
        }

        .main-nav a:hover,
        .main-nav a:focus {
            color: var(--primary-blue);
            background: var(--light-blue);
        }

        .main-nav a.active {
            color: var(--primary-blue);
            border-bottom-color: var(--primary-blue);
            font-weight: 600;
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--primary-blue);
            color: #fff !important;
            padding: 9px 18px;
            border-radius: 24px;
            font-size: 0.9rem;
            font-weight: 500;
            transition: background var(--transition-fast), transform var(--transition-fast);
            white-space: nowrap;
        }

        .nav-cta:hover,
        .nav-cta:focus {
            background: var(--primary-blue-dark);
            transform: translateY(-1px);
        }

        .hamburger-toggle {
            display: none;
            background: transparent;
            border: none;
            font-size: 1.4rem;
            color: var(--primary-blue);
            cursor: pointer;
            padding: 6px 10px;
            border-radius: 6px;
            transition: background var(--transition-fast);
        }

        .hamburger-toggle:hover {
            background: var(--light-blue);
        }

        /* Scrolled state */
        .site-header.scrolled .brand-row {
            padding: 6px 0;
            border-bottom: none;
        }

        .site-header.scrolled .brand-row .site-logo {
            font-size: 1.15rem;
        }

        .site-header.scrolled .brand-row .logo-icon {
            width: 34px;
            height: 34px;
            font-size: 1rem;
            border-radius: 8px;
        }

        .site-header.scrolled .brand-quick-link {
            display: none;
        }

        .site-header.scrolled .channel-row {
            background: var(--bg-card);
            border-bottom: 1px solid var(--border-color);
        }

        /* Mobile drawer */
        .mobile-drawer {
            display: none;
            position: fixed;
            top: 0;
            right: -300px;
            width: 280px;
            max-width: 85vw;
            height: 100vh;
            background: var(--bg-card);
            z-index: 200;
            box-shadow: -8px 0 40px rgba(20, 50, 90, 0.2);
            transition: right 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            padding: 24px 20px;
            overflow-y: auto;
        }

        .mobile-drawer.open {
            right: 0;
        }

        .mobile-drawer-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 24px;
        }

        .mobile-drawer-close {
            background: transparent;
            border: none;
            font-size: 1.5rem;
            color: var(--text-muted);
            cursor: pointer;
            padding: 4px 8px;
        }

        .mobile-drawer .main-nav {
            flex-direction: column;
            align-items: stretch;
            gap: 4px;
        }

        .mobile-drawer .main-nav a {
            padding: 12px 16px;
            border-bottom: 1px solid var(--border-color);
            border-radius: 8px;
        }

        .mobile-drawer .main-nav a.active {
            background: var(--light-blue);
            border-bottom-color: var(--border-color);
        }

        .mobile-drawer .nav-cta {
            margin-top: 16px;
            justify-content: center;
            border-radius: 10px;
        }

        .drawer-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(18, 30, 46, 0.5);
            z-index: 150;
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        .drawer-overlay.show {
            opacity: 1;
        }

        /* ===== Breadcrumb & Title Section ===== */
        .breadcrumb-section {
            background: var(--bg-card);
            border-bottom: 1px solid var(--border-color);
            padding: 24px 0 20px;
        }

        .breadcrumb-nav {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
            font-size: 0.88rem;
            color: var(--text-muted);
            margin-bottom: 12px;
        }

        .breadcrumb-nav a {
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }

        .breadcrumb-nav a:hover {
            color: var(--primary-blue);
        }

        .breadcrumb-nav .breadcrumb-sep {
            color: var(--text-light);
            margin: 0 2px;
        }

        .breadcrumb-nav .breadcrumb-current {
            color: var(--primary-blue);
            font-weight: 500;
        }

        .category-header {
            padding: 8px 0 4px;
        }

        .category-header h1 {
            font-family: var(--font-title);
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--primary-blue-deep);
            margin: 0 0 8px;
            line-height: 1.3;
        }

        .category-header .category-subtitle {
            font-size: 1.05rem;
            color: var(--text-muted);
            margin: 0;
            max-width: 760px;
            line-height: 1.8;
        }

        /* ===== Section Base ===== */
        .section-page {
            padding: var(--section-pad-desktop) 0;
        }

        .section-page-sm {
            padding: 28px 0;
        }

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

        .section-title {
            font-family: var(--font-title);
            font-size: 1.7rem;
            font-weight: 700;
            color: var(--primary-blue-deep);
            margin: 0 0 8px;
            line-height: 1.35;
        }

        .section-subtitle {
            font-size: 1rem;
            color: var(--text-muted);
            margin: 0 0 28px;
            line-height: 1.8;
        }

        /* ===== Stats Summary ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 28px;
        }

        .stat-card {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            padding: 24px 20px;
            box-shadow: var(--shadow-card);
            text-align: center;
            transition: all var(--transition-fast);
            border: 1px solid var(--border-color);
        }

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

        .stat-icon {
            font-size: 1.6rem;
            color: var(--primary-blue);
            margin-bottom: 10px;
        }

        .stat-number {
            font-family: var(--font-title);
            font-size: 1.9rem;
            font-weight: 700;
            color: var(--primary-blue-deep);
            line-height: 1.2;
        }

        .stat-label {
            font-size: 0.88rem;
            color: var(--text-muted);
            margin-top: 4px;
        }

        /* ===== Filter Bar ===== */
        .filter-bar {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-card);
            padding: 16px 20px;
            box-shadow: var(--shadow-card);
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 28px;
        }

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

        .filter-label {
            font-size: 0.9rem;
            color: var(--text-muted);
            font-weight: 500;
            margin-right: 4px;
            white-space: nowrap;
        }

        .filter-chip {
            display: inline-block;
            padding: 7px 16px;
            border-radius: 20px;
            font-size: 0.88rem;
            color: var(--text-muted);
            background: var(--bg-main);
            border: 1px solid var(--border-color);
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
            user-select: none;
        }

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

        .filter-chip.active {
            background: var(--primary-blue);
            color: #fff;
            border-color: var(--primary-blue);
            font-weight: 500;
        }

        .sort-select-wrap {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .sort-select-wrap select {
            font-size: 0.9rem;
            padding: 8px 32px 8px 14px;
            border-radius: 8px;
            border: 1px solid var(--border-color);
            background: var(--bg-card);
            color: var(--text-body);
            cursor: pointer;
            appearance: none;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%235B6774' stroke-width='2'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 12px center;
        }

        .sort-select-wrap select:focus {
            border-color: var(--primary-blue);
            outline: none;
        }

        /* ===== Match Data List ===== */
        .match-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 22px;
        }

        .match-card {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-fast);
            border: 1px solid var(--border-color);
            display: flex;
            flex-direction: column;
        }

        .match-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: rgba(31, 95, 168, 0.25);
        }

        .match-card-media {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--light-blue);
        }

        .match-card-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .match-card:hover .match-card-media img {
            transform: scale(1.03);
        }

        .match-card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--primary-blue);
            color: #fff;
            font-size: 0.78rem;
            padding: 4px 12px;
            border-radius: 20px;
            font-weight: 500;
            letter-spacing: 0.3px;
        }

        .match-card-status {
            position: absolute;
            top: 12px;
            right: 12px;
            background: rgba(255, 255, 255, 0.92);
            color: var(--primary-blue-dark);
            font-size: 0.75rem;
            padding: 4px 10px;
            border-radius: 16px;
            font-weight: 600;
            backdrop-filter: blur(4px);
        }

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

        .match-card-title {
            font-family: var(--font-title);
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--primary-blue-deep);
            margin: 0 0 6px;
            line-height: 1.4;
        }

        .match-card-teams {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 8px;
            margin: 10px 0 14px;
            font-size: 0.95rem;
            color: var(--text-body);
            font-weight: 500;
        }

        .match-card-teams .team {
            flex: 1;
            text-align: center;
        }

        .match-card-teams .score {
            font-family: var(--font-title);
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--primary-blue);
            flex-shrink: 0;
            padding: 0 8px;
        }

        .match-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 10px 18px;
            font-size: 0.82rem;
            color: var(--text-muted);
            padding-top: 12px;
            border-top: 1px solid var(--border-color);
            margin-top: auto;
        }

        .match-meta span {
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

        .match-meta .meta-tag {
            background: var(--light-blue);
            color: var(--primary-blue);
            padding: 2px 10px;
            border-radius: 12px;
            font-weight: 500;
        }

        .btn-view-data {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--primary-blue);
            color: #fff !important;
            padding: 9px 18px;
            border-radius: var(--radius-btn);
            font-size: 0.9rem;
            font-weight: 500;
            transition: background var(--transition-fast), transform var(--transition-fast);
            margin-top: 14px;
            align-self: flex-start;
        }

        .btn-view-data:hover,
        .btn-view-data:focus {
            background: var(--primary-blue-dark);
            transform: translateY(-1px);
        }

        .btn-load-more {
            display: block;
            margin: 32px auto 0;
            background: var(--bg-card);
            border: 1px solid var(--primary-blue);
            color: var(--primary-blue);
            padding: 11px 32px;
            border-radius: 30px;
            font-size: 0.95rem;
            font-weight: 500;
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .btn-load-more:hover {
            background: var(--light-blue);
            border-color: var(--primary-blue-dark);
            color: var(--primary-blue-dark);
        }

        /* ===== Insight Section ===== */
        .insight-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            align-items: center;
        }

        .insight-media {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            aspect-ratio: 4 / 3;
            background: var(--light-blue);
        }

        .insight-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .insight-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .insight-list li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 16px 0;
            border-bottom: 1px solid var(--border-color);
        }

        .insight-list li:last-child {
            border-bottom: none;
        }

        .insight-list .insight-icon {
            flex-shrink: 0;
            width: 42px;
            height: 42px;
            background: var(--light-blue);
            color: var(--primary-blue);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
        }

        .insight-list .insight-text {
            flex: 1;
        }

        .insight-list .insight-text strong {
            display: block;
            font-size: 1rem;
            color: var(--text-body);
            margin-bottom: 2px;
        }

        .insight-list .insight-text span {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* ===== Update Note ===== */
        .update-note-card {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            padding: 28px 30px;
            box-shadow: var(--shadow-card);
            border-left: 4px solid var(--primary-blue);
            display: flex;
            align-items: flex-start;
            gap: 18px;
        }

        .update-note-card .note-icon {
            flex-shrink: 0;
            width: 52px;
            height: 52px;
            background: var(--light-blue);
            color: var(--primary-blue);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
        }

        .update-note-content h3 {
            font-family: var(--font-title);
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--primary-blue-deep);
            margin: 0 0 8px;
        }

        .update-note-content p {
            margin: 0 0 8px;
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.8;
        }

        .update-note-content p:last-child {
            margin-bottom: 0;
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--bg-card);
            padding: var(--section-pad-desktop) 0;
        }

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

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

        .faq-item:hover {
            box-shadow: var(--shadow-card);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 18px 22px;
            cursor: pointer;
            background: var(--bg-card);
            border: none;
            width: 100%;
            text-align: left;
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-body);
            transition: background var(--transition-fast);
        }

        .faq-question:hover {
            background: var(--light-blue);
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-blue);
            font-size: 0.9rem;
            transition: transform var(--transition-fast);
        }

        .faq-item.open .faq-icon {
            transform: rotate(180deg);
        }

        .faq-answer {
            display: none;
            padding: 0 22px 20px;
            font-size: 0.95rem;
            color: var(--text-muted);
            line-height: 1.9;
            background: var(--bg-card);
        }

        .faq-item.open .faq-answer {
            display: block;
        }

        /* ===== Subscribe / CTA ===== */
        .cta-panel {
            background: var(--primary-blue);
            border-radius: var(--radius-card);
            padding: 40px 36px;
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 20px;
            box-shadow: 0 14px 32px rgba(31, 95, 168, 0.25);
        }

        .cta-panel h2 {
            font-family: var(--font-title);
            font-size: 1.5rem;
            font-weight: 700;
            margin: 0 0 6px;
            color: #fff;
            line-height: 1.35;
        }

        .cta-panel p {
            margin: 0;
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.8);
            line-height: 1.7;
        }

        .cta-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }

        .btn-cta-primary {
            background: #fff;
            color: var(--primary-blue);
            padding: 11px 26px;
            border-radius: var(--radius-btn);
            font-size: 0.95rem;
            font-weight: 600;
            transition: all var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-cta-primary:hover,
        .btn-cta-primary:focus {
            background: var(--light-blue);
            color: var(--primary-blue-dark);
            transform: translateY(-1px);
        }

        .btn-cta-secondary {
            background: transparent;
            color: #fff;
            padding: 11px 22px;
            border-radius: var(--radius-btn);
            font-size: 0.95rem;
            font-weight: 500;
            border: 1px solid rgba(255, 255, 255, 0.55);
            transition: all var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-cta-secondary:hover,
        .btn-cta-secondary:focus {
            background: rgba(255, 255, 255, 0.15);
            border-color: #fff;
            color: #fff;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #1A2536;
            color: #fff;
            padding: 56px 0 32px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 32px;
        }

        .footer-brand {
            font-family: var(--font-title);
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 12px;
        }

        .footer-brand .fa-gamepad {
            color: var(--accent-cyan);
        }

        .footer-desc {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.8;
            margin-bottom: 8px;
            max-width: 360px;
        }

        .footer-sub-note {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.55);
            margin: 0;
        }

        .footer-col h5 {
            font-family: var(--font-title);
            font-size: 1rem;
            font-weight: 600;
            color: #fff;
            margin: 0 0 14px;
        }

        .footer-col a {
            display: block;
            color: rgba(255, 255, 255, 0.65);
            font-size: 0.9rem;
            padding: 5px 0;
            transition: color var(--transition-fast), padding-left var(--transition-fast);
        }

        .footer-col a:hover {
            color: #fff;
            padding-left: 6px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px 16px;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.55);
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.7);
        }

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

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

        /* ===== Buttons & States ===== */
        .btn-primary-solid {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--primary-blue);
            color: #fff;
            padding: 11px 24px;
            border-radius: var(--radius-btn);
            font-size: 0.95rem;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: background var(--transition-fast), transform var(--transition-fast);
        }

        .btn-primary-solid:hover {
            background: var(--primary-blue-dark);
            transform: translateY(-1px);
        }

        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: var(--primary-blue);
            padding: 10px 22px;
            border-radius: var(--radius-btn);
            font-size: 0.95rem;
            font-weight: 500;
            border: 1px solid var(--primary-blue);
            cursor: pointer;
            transition: all var(--transition-fast);
        }

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

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

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

            .insight-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

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

        @media (max-width: 768px) {
            :root {
                --section-pad-desktop: 40px;
                --section-pad-mobile: 32px;
            }

            .container-page {
                padding-left: 20px;
                padding-right: 20px;
            }

            .brand-row {
                padding: 10px 0;
            }

            .site-logo {
                font-size: 1.15rem;
            }

            .site-logo .logo-icon {
                width: 36px;
                height: 36px;
                font-size: 1rem;
            }

            .search-form-header {
                display: none;
            }

            .brand-quick-link {
                display: none;
            }

            .channel-row .container-page {
                justify-content: space-between;
            }

            .main-nav {
                display: none;
            }

            .hamburger-toggle {
                display: inline-flex;
                align-items: center;
                justify-content: center;
            }

            .mobile-drawer {
                display: block;
            }

            .drawer-overlay {
                display: block;
            }

            .category-header h1 {
                font-size: 1.7rem;
            }

            .section-title {
                font-size: 1.4rem;
            }

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

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

            .stat-number {
                font-size: 1.5rem;
            }

            .filter-bar {
                flex-direction: column;
                align-items: stretch;
                padding: 14px 16px;
            }

            .filter-group {
                flex-wrap: wrap;
            }

            .match-card-body {
                padding: 16px 18px;
            }

            .cta-panel {
                padding: 28px 22px;
                flex-direction: column;
                text-align: center;
            }

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

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

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
        }

        @media (max-width: 520px) {
            .stats-grid {
                grid-template-columns: 1fr;
            }

            .category-header h1 {
                font-size: 1.5rem;
            }

            .breadcrumb-nav {
                font-size: 0.8rem;
            }

            .match-card-teams {
                font-size: 0.85rem;
            }

            .match-card-teams .score {
                font-size: 1.1rem;
            }

            .btn-load-more {
                width: 100%;
                text-align: center;
            }
        }

/* roulang page: category1 */
:root {
            --primary-blue: #1F5FA8;
            --primary-blue-dark: #174A7C;
            --primary-blue-deep: #123C65;
            --light-blue: #EAF2FB;
            --accent-cyan: #00A3C4;
            --bg-main: #F5F7FA;
            --bg-card: #FFFFFF;
            --text-body: #1F2937;
            --text-muted: #5B6774;
            --text-light: #9AA6B2;
            --border-color: #E3E9F0;
            --shadow-card: 0 8px 20px rgba(20, 50, 90, 0.08);
            --shadow-card-hover: 0 12px 28px rgba(20, 50, 90, 0.16);
            --radius-card: 14px;
            --radius-btn: 10px;
            --radius-sm: 8px;
            --section-pad-desktop: 52px;
            --section-pad-mobile: 40px;
            --transition-fast: 0.2s ease;
            --transition-nav: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --font-title: 'PingFang SC', 'Microsoft YaHei', 'Source Han Sans CN', 'Noto Sans CJK SC', 'Helvetica Neue', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Source Han Sans CN', 'Noto Sans CJK SC', 'Helvetica Neue', Arial, sans-serif;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-body);
            background-color: var(--bg-main);
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a {
            color: var(--primary-blue);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover,
        a:focus {
            color: var(--primary-blue-dark);
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid rgba(31, 95, 168, 0.35);
            outline-offset: 2px;
            border-radius: 4px;
        }

        .container-page {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 32px;
            padding-right: 32px;
        }

        /* Header & Navigation - Double Layer */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            width: 100%;
            background: var(--bg-card);
        }
        .brand-row {
            background: var(--bg-card);
            border-bottom: 1px solid var(--border-color);
            padding: 16px 0;
            transition: all var(--transition-nav);
        }
        .brand-row .container-page {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }
        .site-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-title);
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--primary-blue);
            line-height: 1.2;
        }
        .site-logo .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: var(--primary-blue);
            color: #fff;
            border-radius: 10px;
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .site-logo a {
            color: inherit;
            text-decoration: none;
        }
        .site-logo a:hover {
            color: var(--primary-blue-dark);
        }
        .brand-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }
        .search-form-header {
            display: flex;
            align-items: center;
            background: var(--bg-main);
            border-radius: 24px;
            padding: 4px 6px 4px 16px;
            border: 1px solid var(--border-color);
            transition: border-color var(--transition-fast);
        }
        .search-form-header:focus-within {
            border-color: var(--primary-blue);
        }
        .search-form-header input {
            border: none;
            background: transparent;
            font-size: 0.9rem;
            color: var(--text-body);
            padding: 8px 0;
            width: 160px;
            outline: none;
        }
        .search-form-header input::placeholder {
            color: var(--text-light);
        }
        .search-form-header button {
            background: var(--primary-blue);
            border: none;
            color: #fff;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.9rem;
            transition: background var(--transition-fast);
        }
        .search-form-header button:hover {
            background: var(--primary-blue-dark);
        }
        .brand-quick-link {
            font-size: 0.9rem;
            color: var(--text-muted);
            padding: 8px 14px;
            border-radius: 20px;
            transition: all var(--transition-fast);
        }
        .brand-quick-link:hover {
            background: var(--light-blue);
            color: var(--primary-blue);
        }
        .channel-row {
            background: var(--bg-card);
            border-bottom: 1px solid var(--border-color);
            padding: 0;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            transition: all var(--transition-nav);
        }
        .channel-row .container-page {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
        }
        .channel-row nav {
            display: flex;
            align-items: center;
            gap: 4px;
            min-width: max-content;
        }
        .channel-row nav a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 12px 18px;
            font-size: 0.95rem;
            color: var(--text-muted);
            border-bottom: 3px solid transparent;
            white-space: nowrap;
            transition: all var(--transition-fast);
            font-weight: 500;
        }
        .channel-row nav a:hover {
            color: var(--primary-blue);
            background: var(--light-blue);
        }
        .channel-row nav a.active {
            color: var(--primary-blue);
            border-bottom-color: var(--primary-blue);
            font-weight: 600;
        }
        .channel-row nav a .nav-icon {
            font-size: 0.85rem;
            opacity: 0.75;
        }

        /* Scroll shrink header */
        .site-header.shrink .brand-row {
            padding: 8px 0;
        }
        .site-header.shrink .brand-row .container-page {
            gap: 8px;
        }
        .site-header.shrink .site-logo {
            font-size: 1.1rem;
        }
        .site-header.shrink .site-logo .logo-icon {
            width: 32px;
            height: 32px;
            font-size: 0.9rem;
            border-radius: 8px;
        }
        .site-header.shrink .search-form-header input {
            width: 120px;
            padding: 4px 0;
        }
        .site-header.shrink .search-form-header button {
            width: 30px;
            height: 30px;
            font-size: 0.8rem;
        }

        /* Mobile hamburger */
        .hamburger-btn {
            display: none;
            background: var(--light-blue);
            border: none;
            color: var(--primary-blue);
            font-size: 1.2rem;
            width: 42px;
            height: 42px;
            border-radius: 10px;
            cursor: pointer;
            align-items: center;
            justify-content: center;
            transition: background var(--transition-fast);
        }
        .hamburger-btn:hover {
            background: #d8e5f5;
        }
        .mobile-drawer {
            display: none;
            background: var(--bg-card);
            border-top: 1px solid var(--border-color);
            padding: 12px 0;
        }
        .mobile-drawer.open {
            display: block;
        }
        .mobile-drawer nav {
            display: flex;
            flex-direction: column;
            gap: 0;
        }
        .mobile-drawer nav a {
            padding: 10px 24px;
            font-size: 0.95rem;
            color: var(--text-body);
            border-left: 3px solid transparent;
            display: flex;
            align-items: center;
            gap: 8px;
            transition: all var(--transition-fast);
        }
        .mobile-drawer nav a:hover {
            background: var(--light-blue);
            color: var(--primary-blue);
        }
        .mobile-drawer nav a.active {
            color: var(--primary-blue);
            border-left-color: var(--primary-blue);
            background: var(--light-blue);
            font-weight: 600;
        }
        .mobile-drawer nav a .nav-icon {
            font-size: 0.9rem;
            width: 20px;
            text-align: center;
        }

        /* Breadcrumb */
        .breadcrumb-sec {
            background: #fff;
            border-bottom: 1px solid var(--border-color);
            padding: 14px 0;
        }
        .breadcrumb-nav {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 0.9rem;
            color: var(--text-muted);
        }
        .breadcrumb-nav a {
            color: var(--text-muted);
        }
        .breadcrumb-nav a:hover {
            color: var(--primary-blue);
        }
        .breadcrumb-nav .sep {
            color: var(--text-light);
            font-size: 0.8rem;
        }
        .breadcrumb-nav .current {
            color: var(--primary-blue);
            font-weight: 500;
        }

        /* Category header - compact banner */
        .cat-header {
            background: var(--light-blue);
            padding: 48px 0 40px;
            border-bottom: 1px solid var(--border-color);
        }
        .cat-header .container-page {
            display: flex;
            align-items: flex-start;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 20px;
        }
        .cat-header-title {
            max-width: 680px;
        }
        .cat-header-title h1 {
            font-family: var(--font-title);
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--primary-blue-deep);
            margin: 0 0 12px;
            line-height: 1.3;
        }
        .cat-header-title .cat-subtitle {
            font-size: 1.05rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.7;
        }
        .cat-header-stats {
            display: flex;
            gap: 28px;
            flex-wrap: wrap;
            background: #fff;
            border-radius: 12px;
            padding: 18px 24px;
            box-shadow: var(--shadow-card);
        }
        .cat-stat-item {
            text-align: center;
            min-width: 70px;
        }
        .cat-stat-item .stat-num {
            font-family: var(--font-title);
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--primary-blue);
            line-height: 1.3;
        }
        .cat-stat-item .stat-label {
            font-size: 0.8rem;
            color: var(--text-muted);
            line-height: 1.5;
        }

        /* Section base */
        .section-block {
            padding: var(--section-pad-desktop) 0;
        }
        .section-block.section-alt {
            background: #fff;
        }
        .section-block.section-blue-soft {
            background: var(--light-blue);
        }
        .section-heading {
            margin-bottom: 24px;
        }
        .section-heading h2 {
            font-family: var(--font-title);
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--primary-blue-deep);
            margin: 0 0 8px;
            line-height: 1.4;
        }
        .section-heading p {
            color: var(--text-muted);
            font-size: 0.98rem;
            margin: 0;
            line-height: 1.7;
        }
        .section-heading.with-icon {
            display: flex;
            align-items: flex-start;
            gap: 12px;
        }
        .section-heading .heading-icon {
            width: 40px;
            height: 40px;
            background: var(--light-blue);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-blue);
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        /* Filter bar */
        .filter-bar {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            background: #fff;
            border-radius: 12px;
            padding: 14px 18px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-color);
        }
        .filter-bar .filter-label {
            font-size: 0.9rem;
            color: var(--text-muted);
            font-weight: 600;
            margin-right: 4px;
        }
        .filter-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 7px 16px;
            border-radius: 20px;
            font-size: 0.88rem;
            color: var(--text-muted);
            background: var(--bg-main);
            border: 1px solid var(--border-color);
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .filter-chip:hover {
            border-color: var(--primary-blue);
            color: var(--primary-blue);
            background: var(--light-blue);
        }
        .filter-chip.active-filter {
            background: var(--primary-blue);
            color: #fff;
            border-color: var(--primary-blue);
        }
        .filter-sort {
            margin-left: auto;
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.88rem;
            color: var(--text-muted);
        }
        .filter-sort select {
            padding: 7px 14px;
            border-radius: 8px;
            border: 1px solid var(--border-color);
            font-size: 0.88rem;
            color: var(--text-body);
            background: #fff;
            cursor: pointer;
        }

        /* Schedule list cards */
        .schedule-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .schedule-card {
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 0;
            overflow: hidden;
            border: 1px solid var(--border-color);
            transition: all var(--transition-fast);
            display: flex;
            flex-wrap: wrap;
        }
        .schedule-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: rgba(31, 95, 168, 0.25);
        }
        .schedule-date {
            background: var(--light-blue);
            padding: 20px 24px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            min-width: 110px;
            text-align: center;
            gap: 4px;
            border-right: 1px solid var(--border-color);
        }
        .schedule-date .date-day {
            font-family: var(--font-title);
            font-size: 1.7rem;
            font-weight: 700;
            color: var(--primary-blue);
            line-height: 1.2;
        }
        .schedule-date .date-month {
            font-size: 0.85rem;
            color: var(--text-muted);
        }
        .schedule-date .date-weekday {
            font-size: 0.75rem;
            color: var(--text-light);
        }
        .schedule-body {
            flex: 1;
            padding: 20px 24px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 16px;
        }
        .schedule-info {
            flex: 1;
            min-width: 200px;
        }
        .schedule-info h3 {
            font-family: var(--font-title);
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text-body);
            margin: 0 0 6px;
            line-height: 1.5;
        }
        .schedule-matchup {
            font-size: 0.95rem;
            color: var(--text-muted);
            margin: 0 0 8px;
            line-height: 1.6;
        }
        .schedule-tags {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }
        .tag-mini {
            display: inline-flex;
            align-items: center;
            padding: 3px 10px;
            border-radius: 12px;
            font-size: 0.75rem;
            background: var(--bg-main);
            color: var(--text-muted);
            border: 1px solid var(--border-color);
        }
        .tag-mini.tag-blue {
            background: var(--light-blue);
            color: var(--primary-blue);
            border-color: rgba(31, 95, 168, 0.2);
        }
        .tag-mini.tag-cyan {
            background: #E5F9FD;
            color: var(--accent-cyan);
            border-color: rgba(0, 163, 196, 0.2);
        }
        .tag-mini.tag-warm {
            background: #FFF4E5;
            color: #C6700B;
            border-color: rgba(198, 112, 11, 0.2);
        }
        .schedule-time {
            text-align: right;
            flex-shrink: 0;
        }
        .schedule-time .time-main {
            font-family: var(--font-title);
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--primary-blue-deep);
            line-height: 1.3;
        }
        .schedule-time .time-note {
            font-size: 0.78rem;
            color: var(--text-light);
        }
        .schedule-status {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            border-radius: 14px;
            font-size: 0.78rem;
            font-weight: 500;
            margin-top: 6px;
        }
        .schedule-status.status-upcoming {
            background: var(--light-blue);
            color: var(--primary-blue);
        }
        .schedule-status.status-live {
            background: #E5F9FD;
            color: var(--accent-cyan);
        }
        .schedule-status.status-done {
            background: var(--bg-main);
            color: var(--text-light);
        }
        .schedule-card .card-thumb {
            width: 140px;
            min-height: 120px;
            flex-shrink: 0;
        }
        .schedule-card .card-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
        }

        /* Featured match section */
        .featured-match {
            display: flex;
            flex-wrap: wrap;
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            border: 1px solid var(--border-color);
        }
        .featured-match .featured-img {
            flex: 1;
            min-width: 280px;
            max-width: 420px;
        }
        .featured-match .featured-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
        }
        .featured-match .featured-content {
            flex: 1.5;
            min-width: 280px;
            padding: 32px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .featured-match .featured-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--accent-cyan);
            color: #fff;
            font-size: 0.78rem;
            padding: 5px 14px;
            border-radius: 16px;
            width: fit-content;
            margin-bottom: 12px;
            font-weight: 500;
        }
        .featured-match h3 {
            font-family: var(--font-title);
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--primary-blue-deep);
            margin: 0 0 10px;
            line-height: 1.4;
        }
        .featured-match p {
            color: var(--text-muted);
            font-size: 0.95rem;
            margin: 0 0 18px;
            line-height: 1.7;
        }
        .featured-match .featured-meta {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            font-size: 0.85rem;
            color: var(--text-muted);
        }
        .featured-match .featured-meta i {
            color: var(--primary-blue);
            margin-right: 4px;
        }

        /* Info card row */
        .info-row {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .info-card {
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 24px 28px;
            border: 1px solid var(--border-color);
            transition: all var(--transition-fast);
        }
        .info-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .info-card .info-icon {
            width: 44px;
            height: 44px;
            background: var(--light-blue);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-blue);
            font-size: 1.2rem;
            margin-bottom: 14px;
        }
        .info-card h3 {
            font-family: var(--font-title);
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--primary-blue-deep);
            margin: 0 0 8px;
            line-height: 1.4;
        }
        .info-card p {
            color: var(--text-muted);
            font-size: 0.9rem;
            margin: 0;
            line-height: 1.7;
        }

        /* Button styles */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 11px 24px;
            border-radius: var(--radius-btn);
            font-size: 0.95rem;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition-fast);
            border: none;
            text-decoration: none;
            line-height: 1.5;
        }
        .btn-primary {
            background: var(--primary-blue);
            color: #fff;
        }
        .btn-primary:hover {
            background: var(--primary-blue-dark);
            color: #fff;
            transform: translateY(-1px);
        }
        .btn-secondary {
            background: transparent;
            color: var(--primary-blue);
            border: 1.5px solid var(--primary-blue);
        }
        .btn-secondary:hover {
            background: var(--light-blue);
            color: var(--primary-blue-dark);
        }
        .btn-sm {
            padding: 7px 16px;
            font-size: 0.85rem;
            border-radius: 8px;
        }
        .btn-ghost {
            background: var(--light-blue);
            color: var(--primary-blue);
        }
        .btn-ghost:hover {
            background: #d8e5f5;
            color: var(--primary-blue-dark);
        }

        /* FAQ */
        .faq-wrap {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: #fff;
            border-radius: 12px;
            margin-bottom: 12px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-color);
            overflow: hidden;
        }
        .faq-item .accordion-title {
            font-size: 0.98rem;
            font-weight: 600;
            color: var(--text-body);
            padding: 18px 24px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: all var(--transition-fast);
            background: #fff;
        }
        .faq-item .accordion-title:hover {
            background: var(--light-blue);
            color: var(--primary-blue);
        }
        .faq-item .accordion-title .faq-icon {
            color: var(--primary-blue);
            font-size: 0.85rem;
            transition: transform var(--transition-fast);
            flex-shrink: 0;
        }
        .faq-item.is-active .accordion-title .faq-icon {
            transform: rotate(180deg);
        }
        .faq-item .accordion-content {
            padding: 0 24px 18px;
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* Subscribe CTA */
        .subscribe-box {
            background: var(--primary-blue-deep);
            border-radius: var(--radius-card);
            padding: 40px 44px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            color: #fff;
        }
        .subscribe-box .sub-left h3 {
            font-family: var(--font-title);
            font-size: 1.4rem;
            font-weight: 700;
            margin: 0 0 8px;
            color: #fff;
            line-height: 1.4;
        }
        .subscribe-box .sub-left p {
            color: rgba(255, 255, 255, 0.75);
            margin: 0;
            font-size: 0.92rem;
        }
        .subscribe-form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            min-width: 280px;
        }
        .subscribe-form input {
            flex: 1;
            min-width: 200px;
            padding: 12px 18px;
            border-radius: 10px;
            border: 1px solid rgba(255, 255, 255, 0.3);
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            font-size: 0.95rem;
            outline: none;
        }
        .subscribe-form input::placeholder {
            color: rgba(255, 255, 255, 0.6);
        }
        .subscribe-form .btn-white {
            background: #fff;
            color: var(--primary-blue-deep);
            padding: 12px 24px;
            border-radius: 10px;
            font-weight: 600;
            cursor: pointer;
            border: none;
            transition: all var(--transition-fast);
        }
        .subscribe-form .btn-white:hover {
            background: var(--light-blue);
            transform: translateY(-1px);
        }

        /* Back home link */
        .back-home-row {
            text-align: center;
        }
        .back-home-row a {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--text-muted);
            font-size: 0.95rem;
        }
        .back-home-row a:hover {
            color: var(--primary-blue);
        }

        /* Footer */
        .site-footer {
            background: #1A2B3D;
            color: rgba(255, 255, 255, 0.85);
            padding: 52px 0 28px;
            margin-top: 24px;
        }
        .site-footer .container-page {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
        }
        .footer-brand {
            font-family: var(--font-title);
            font-size: 1.1rem;
            font-weight: 700;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 12px;
        }
        .footer-brand i {
            color: var(--accent-cyan);
        }
        .footer-desc {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.55);
            margin: 0 0 8px;
            line-height: 1.7;
        }
        .footer-col h5 {
            font-family: var(--font-title);
            font-size: 0.95rem;
            font-weight: 600;
            color: #fff;
            margin: 0 0 14px;
        }
        .footer-col a {
            display: block;
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.88rem;
            padding: 5px 0;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: #fff;
        }
        .footer-bottom {
            grid-column: 1 / -1;
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding-top: 20px;
            margin-top: 8px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.55);
        }
        .footer-bottom a:hover {
            color: #fff;
        }
        .footer-sep {
            margin: 0 6px;
            opacity: 0.4;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .info-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .site-footer .container-page {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-pad-desktop: 40px;
                --section-pad-mobile: 36px;
            }
            .container-page {
                padding-left: 20px;
                padding-right: 20px;
            }
            .brand-row {
                padding: 12px 0;
            }
            .site-logo {
                font-size: 1.1rem;
            }
            .site-logo .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 0.9rem;
            }
            .search-form-header input {
                width: 100px;
            }
            .channel-row {
                display: none;
            }
            .hamburger-btn {
                display: flex;
            }
            .mobile-drawer {
                display: none;
            }
            .mobile-drawer.open {
                display: block;
            }
            .cat-header {
                padding: 32px 0 28px;
            }
            .cat-header .container-page {
                flex-direction: column;
                gap: 16px;
            }
            .cat-header-title h1 {
                font-size: 1.7rem;
            }
            .cat-header-stats {
                width: 100%;
                justify-content: space-around;
                padding: 14px 16px;
                gap: 12px;
            }
            .cat-stat-item .stat-num {
                font-size: 1.3rem;
            }
            .section-heading h2 {
                font-size: 1.35rem;
            }
            .info-row {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .schedule-card {
                flex-direction: column;
            }
            .schedule-date {
                flex-direction: row;
                padding: 10px 20px;
                min-width: auto;
                border-right: none;
                border-bottom: 1px solid var(--border-color);
                justify-content: flex-start;
                gap: 10px;
            }
            .schedule-date .date-day {
                font-size: 1.2rem;
            }
            .schedule-date .date-month,
            .schedule-date .date-weekday {
                font-size: 0.8rem;
            }
            .schedule-body {
                padding: 16px 18px;
                flex-direction: column;
                align-items: flex-start;
            }
            .schedule-time {
                text-align: left;
                flex-shrink: 0;
            }
            .schedule-card .card-thumb {
                width: 100%;
                max-width: none;
                min-height: auto;
                max-height: 160px;
                order: -1;
            }
            .featured-match .featured-img {
                max-width: 100%;
                min-width: auto;
            }
            .featured-match .featured-content {
                padding: 22px;
            }
            .subscribe-box {
                padding: 28px 24px;
                flex-direction: column;
                align-items: flex-start;
            }
            .subscribe-form {
                width: 100%;
                flex-direction: column;
            }
            .subscribe-form input {
                min-width: auto;
                width: 100%;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
        }

        @media (max-width: 520px) {
            .container-page {
                padding-left: 16px;
                padding-right: 16px;
            }
            .brand-row .container-page {
                gap: 8px;
            }
            .search-form-header {
                display: none;
            }
            .brand-quick-link {
                font-size: 0.8rem;
                padding: 6px 10px;
            }
            .cat-header-title h1 {
                font-size: 1.4rem;
            }
            .cat-subtitle {
                font-size: 0.92rem;
            }
            .info-card {
                padding: 18px 20px;
            }
            .schedule-card .card-thumb {
                max-height: 140px;
            }
            .section-heading h2 {
                font-size: 1.2rem;
            }
        }

/* roulang page: category4 */
:root {
            --primary-blue: #1F5FA8;
            --primary-blue-dark: #174A7C;
            --primary-blue-deep: #123C65;
            --light-blue: #EAF2FB;
            --accent-cyan: #00A3C4;
            --bg-main: #F5F7FA;
            --bg-card: #FFFFFF;
            --text-body: #1F2937;
            --text-muted: #5B6774;
            --text-light: #9AA6B2;
            --border-color: #E3E9F0;
            --shadow-card: 0 8px 20px rgba(20, 50, 90, 0.08);
            --shadow-card-hover: 0 12px 28px rgba(20, 50, 90, 0.16);
            --radius-card: 14px;
            --radius-btn: 10px;
            --radius-sm: 8px;
            --section-pad-desktop: 52px;
            --section-pad-mobile: 40px;
            --transition-fast: 0.2s ease;
            --transition-nav: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --font-title: 'PingFang SC', 'Microsoft YaHei', 'Source Han Sans CN', 'Noto Sans CJK SC', 'Helvetica Neue', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Source Han Sans CN', 'Noto Sans CJK SC', 'Helvetica Neue', Arial, sans-serif;
        }
        * {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-body);
            background-color: var(--bg-main);
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        main {
            flex: 1 0 auto;
            display: block;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--primary-blue);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover,
        a:focus {
            color: var(--primary-blue-dark);
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid rgba(31, 95, 168, 0.35);
            outline-offset: 2px;
            border-radius: 4px;
        }
        ul, ol {
            padding-left: 1.2rem;
        }
        .container-page {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ============ Header / Navigation ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            width: 100%;
            background: var(--bg-card);
            box-shadow: 0 2px 8px rgba(20, 50, 90, 0.06);
        }
        .brand-row {
            background: var(--bg-card);
            border-bottom: 1px solid var(--border-color);
            padding: 14px 0;
            transition: all var(--transition-nav);
        }
        .brand-row .container-page {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 10px;
        }
        .site-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-title);
            font-weight: 700;
            font-size: 1.3rem;
            color: var(--primary-blue);
            line-height: 1.2;
            text-decoration: none;
        }
        .site-logo .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: var(--primary-blue);
            color: #fff;
            border-radius: 10px;
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .site-logo a {
            color: inherit;
            text-decoration: none;
        }
        .site-logo a:hover {
            color: var(--primary-blue-dark);
        }
        .brand-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }
        .search-form-header {
            display: flex;
            align-items: center;
            background: var(--bg-main);
            border-radius: 24px;
            padding: 4px 6px 4px 16px;
            border: 1px solid var(--border-color);
            transition: border-color var(--transition-fast);
        }
        .search-form-header:focus-within {
            border-color: var(--primary-blue);
        }
        .search-form-header input {
            border: none;
            background: transparent;
            font-size: 0.9rem;
            color: var(--text-body);
            padding: 8px 0;
            width: 160px;
            outline: none;
        }
        .search-form-header input::placeholder {
            color: var(--text-light);
        }
        .search-form-header button {
            background: var(--primary-blue);
            border: none;
            color: #fff;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.9rem;
            transition: background var(--transition-fast);
        }
        .search-form-header button:hover {
            background: var(--primary-blue-dark);
        }
        .brand-quick-link {
            font-size: 0.9rem;
            color: var(--text-muted);
            padding: 8px 14px;
            border-radius: 20px;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .brand-quick-link:hover {
            background: var(--light-blue);
            color: var(--primary-blue);
        }
        .channel-row {
            background: var(--bg-card);
            border-bottom: 1px solid var(--border-color);
            padding: 0;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            transition: all var(--transition-nav);
            scrollbar-width: thin;
            scrollbar-color: var(--border-color) transparent;
        }
        .channel-row::-webkit-scrollbar {
            height: 4px;
        }
        .channel-row::-webkit-scrollbar-thumb {
            background: var(--border-color);
            border-radius: 4px;
        }
        .channel-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            min-width: max-content;
            padding: 0 20px;
        }
        .channel-nav a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 12px 16px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-muted);
            text-decoration: none;
            border-bottom: 3px solid transparent;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .channel-nav a:hover {
            color: var(--primary-blue);
            background: var(--light-blue);
        }
        .channel-nav a.active {
            color: var(--primary-blue);
            border-bottom-color: var(--primary-blue);
            font-weight: 700;
            background: var(--light-blue);
        }
        .mobile-nav-toggle {
            display: none;
            background: var(--primary-blue);
            border: none;
            color: #fff;
            width: 40px;
            height: 40px;
            border-radius: 10px;
            cursor: pointer;
            font-size: 1.1rem;
            align-items: center;
            justify-content: center;
            transition: background var(--transition-fast);
            flex-shrink: 0;
        }
        .mobile-nav-toggle:hover {
            background: var(--primary-blue-dark);
        }
        .mobile-nav-panel {
            display: none;
            background: var(--bg-card);
            border-top: 1px solid var(--border-color);
            padding: 8px 0;
        }
        .mobile-nav-panel.is-open {
            display: block;
        }
        .mobile-nav-panel a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 12px 20px;
            font-size: 1rem;
            color: var(--text-body);
            text-decoration: none;
            border-left: 3px solid transparent;
            transition: all var(--transition-fast);
        }
        .mobile-nav-panel a:hover,
        .mobile-nav-panel a.active {
            background: var(--light-blue);
            color: var(--primary-blue);
            border-left-color: var(--primary-blue);
        }
        .mobile-nav-panel a.active {
            font-weight: 700;
        }

        /* ============ Breadcrumb ============ */
        .breadcrumb-bar {
            background: var(--bg-main);
            border-bottom: 1px solid var(--border-color);
            padding: 12px 0;
            margin: 0;
        }
        .breadcrumb-bar .container-page {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
            font-size: 0.9rem;
            color: var(--text-muted);
        }
        .breadcrumb-bar a {
            color: var(--text-muted);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        .breadcrumb-bar a:hover {
            color: var(--primary-blue);
        }
        .breadcrumb-sep {
            color: var(--text-light);
            font-size: 0.8rem;
        }
        .breadcrumb-current {
            color: var(--primary-blue);
            font-weight: 600;
        }

        /* ============ Page Title / Hero (narrow banner) ============ */
        .page-banner {
            background: linear-gradient(135deg, var(--light-blue) 0%, #F8FBFE 55%, #FFFFFF 100%);
            border-bottom: 1px solid var(--border-color);
            padding: 32px 0 36px;
            position: relative;
            overflow: hidden;
        }
        .page-banner::after {
            content: "";
            position: absolute;
            top: -60px;
            right: -80px;
            width: 280px;
            height: 280px;
            background: radial-gradient(circle, rgba(31, 95, 168, 0.08) 0%, rgba(31, 95, 168, 0) 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .page-banner .container-page {
            position: relative;
            z-index: 1;
        }
        .page-banner h1 {
            font-family: var(--font-title);
            font-size: 2.1rem;
            font-weight: 700;
            color: var(--text-body);
            margin: 0 0 12px;
            line-height: 1.35;
            letter-spacing: 0.01em;
        }
        .page-banner .banner-summary {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 780px;
            line-height: 1.9;
            margin: 0;
        }
        .banner-meta {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px 18px;
            margin-top: 16px;
            font-size: 0.85rem;
            color: var(--text-muted);
        }
        .banner-meta .meta-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: #FFFFFF;
            border: 1px solid var(--border-color);
            border-radius: 20px;
            padding: 4px 12px;
            color: var(--text-muted);
        }
        .banner-meta .meta-tag i {
            color: var(--primary-blue);
        }

        /* ============ Section common ============ */
        .section-block {
            padding: var(--section-pad-desktop) 0;
        }
        .section-block.alt-bg {
            background: #FFFFFF;
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
        }
        .section-block.no-pad-top {
            padding-top: 0;
        }
        .section-header {
            margin-bottom: 28px;
        }
        .section-header h2 {
            font-family: var(--font-title);
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-body);
            margin: 0 0 8px;
            line-height: 1.4;
        }
        .section-header p {
            color: var(--text-muted);
            margin: 0;
            font-size: 0.95rem;
            line-height: 1.8;
        }
        .section-header .sub-line {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--primary-blue);
            font-weight: 600;
            font-size: 0.9rem;
            margin-bottom: 6px;
        }
        .section-header .sub-line i {
            font-size: 0.9rem;
        }

        /* ============ Data stats strip ============ */
        .stats-strip {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .stat-mini-card {
            background: #FFFFFF;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-card);
            padding: 18px 20px;
            box-shadow: 0 4px 12px rgba(20, 50, 90, 0.04);
            display: flex;
            align-items: center;
            gap: 14px;
            transition: all var(--transition-fast);
        }
        .stat-mini-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .stat-mini-card .stat-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            background: var(--light-blue);
            color: var(--primary-blue);
            border-radius: 12px;
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .stat-mini-card .stat-num {
            font-size: 1.45rem;
            font-weight: 700;
            color: var(--primary-blue-dark);
            line-height: 1.3;
            margin: 0;
        }
        .stat-mini-card .stat-label {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.4;
        }

        /* ============ Filter bar ============ */
        .filter-bar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            background: #FFFFFF;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-card);
            padding: 14px 18px;
            box-shadow: 0 4px 12px rgba(20, 50, 90, 0.04);
            margin-bottom: 28px;
        }
        .filter-tabs {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
        }
        .filter-tab {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 14px;
            border-radius: 20px;
            border: 1px solid var(--border-color);
            background: #FFFFFF;
            color: var(--text-muted);
            font-size: 0.9rem;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
            font-family: var(--font-body);
            line-height: 1.5;
        }
        .filter-tab:hover {
            border-color: var(--primary-blue);
            color: var(--primary-blue);
            background: var(--light-blue);
        }
        .filter-tab.active {
            background: var(--primary-blue);
            color: #FFFFFF;
            border-color: var(--primary-blue);
            font-weight: 600;
        }
        .filter-sort {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
            color: var(--text-muted);
        }
        .filter-sort select {
            border: 1px solid var(--border-color);
            border-radius: 8px;
            padding: 8px 12px;
            background: #FFFFFF;
            color: var(--text-body);
            font-size: 0.9rem;
            font-family: var(--font-body);
            cursor: pointer;
            transition: border-color var(--transition-fast);
            min-width: 120px;
        }
        .filter-sort select:focus {
            border-color: var(--primary-blue);
            outline: none;
            box-shadow: 0 0 0 3px rgba(31, 95, 168, 0.15);
        }

        /* ============ Guide cards list ============ */
        .guide-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
            margin-bottom: 28px;
        }
        .guide-card {
            background: #FFFFFF;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-fast);
            display: flex;
            flex-direction: column;
        }
        .guide-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: rgba(31, 95, 168, 0.25);
        }
        .guide-card .card-image {
            position: relative;
            aspect-ratio: 16/9;
            overflow: hidden;
            background: var(--light-blue);
        }
        .guide-card .card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.35s ease;
        }
        .guide-card:hover .card-image img {
            transform: scale(1.04);
        }
        .guide-card .card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(255, 255, 255, 0.95);
            color: var(--primary-blue);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 16px;
            letter-spacing: 0.02em;
        }
        .guide-card .card-body {
            padding: 20px 22px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .guide-card .card-body h3 {
            font-family: var(--font-title);
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-body);
            margin: 0 0 8px;
            line-height: 1.45;
        }
        .guide-card .card-body .card-desc {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.8;
            margin: 0 0 14px;
            flex: 1;
        }
        .guide-card .card-footer-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
            margin-top: auto;
        }
        .guide-card .card-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }
        .guide-card .card-tags .tag-chip {
            display: inline-block;
            background: var(--light-blue);
            color: var(--primary-blue);
            font-size: 0.75rem;
            padding: 2px 10px;
            border-radius: 14px;
            white-space: nowrap;
        }
        .guide-card .card-link {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--primary-blue);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            white-space: nowrap;
        }
        .guide-card .card-link:hover {
            color: var(--primary-blue-dark);
        }
        .guide-card.is-hidden {
            display: none;
        }
        .load-more-wrap {
            text-align: center;
            padding: 4px 0 0;
        }
        .btn-outline-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 11px 26px;
            border-radius: var(--radius-btn);
            border: 1.5px solid var(--primary-blue);
            background: #FFFFFF;
            color: var(--primary-blue);
            font-size: 0.95rem;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition-fast);
            font-family: var(--font-body);
            line-height: 1.5;
        }
        .btn-outline-secondary:hover {
            background: var(--light-blue);
            color: var(--primary-blue-dark);
            border-color: var(--primary-blue-dark);
        }
        .btn-outline-secondary:focus-visible {
            outline: 3px solid rgba(31, 95, 168, 0.35);
            outline-offset: 2px;
        }

        /* ============ Scenario cards ============ */
        .scenario-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .scenario-card {
            background: #FFFFFF;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-card);
            padding: 24px 22px;
            box-shadow: 0 4px 12px rgba(20, 50, 90, 0.04);
            transition: all var(--transition-fast);
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .scenario-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: rgba(31, 95, 168, 0.2);
        }
        .scenario-card .scenario-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            background: var(--light-blue);
            color: var(--primary-blue);
            border-radius: 12px;
            font-size: 1.2rem;
            margin-bottom: 4px;
        }
        .scenario-card h3 {
            font-family: var(--font-title);
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-body);
            margin: 0;
            line-height: 1.4;
        }
        .scenario-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.8;
        }

        /* ============ FAQ accordion ============ */
        .faq-accordion {
            max-width: 860px;
            margin: 0 auto;
        }
        .faq-accordion .accordion-item {
            background: #FFFFFF;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            margin-bottom: 10px;
            overflow: hidden;
            box-shadow: 0 2px 8px rgba(20, 50, 90, 0.03);
            transition: box-shadow var(--transition-fast);
        }
        .faq-accordion .accordion-item:hover {
            box-shadow: 0 4px 14px rgba(20, 50, 90, 0.08);
        }
        .faq-accordion .accordion-trigger {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            width: 100%;
            padding: 18px 22px;
            background: #FFFFFF;
            border: none;
            cursor: pointer;
            text-align: left;
            font-family: var(--font-body);
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-body);
            line-height: 1.6;
            transition: background var(--transition-fast);
        }
        .faq-accordion .accordion-trigger:hover {
            background: var(--light-blue);
        }
        .faq-accordion .accordion-trigger .accordion-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            background: var(--light-blue);
            color: var(--primary-blue);
            border-radius: 50%;
            font-size: 0.8rem;
            flex-shrink: 0;
            transition: transform var(--transition-fast);
        }
        .faq-accordion .accordion-item.is-active .accordion-icon {
            transform: rotate(180deg);
            background: var(--primary-blue);
            color: #FFFFFF;
        }
        .faq-accordion .accordion-panel {
            display: none;
            padding: 0 22px 18px;
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.85;
        }
        .faq-accordion .accordion-item.is-active .accordion-panel {
            display: block;
        }

        /* ============ Subscribe / CTA section ============ */
        .cta-subscribe-card {
            background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-dark) 60%, var(--primary-blue-deep) 100%);
            border-radius: var(--radius-card);
            padding: 40px 36px;
            box-shadow: 0 14px 32px rgba(31, 95, 168, 0.25);
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 20px;
        }
        .cta-subscribe-card .cta-content h2 {
            font-family: var(--font-title);
            font-size: 1.45rem;
            font-weight: 700;
            color: #FFFFFF;
            margin: 0 0 8px;
            line-height: 1.4;
        }
        .cta-subscribe-card .cta-content p {
            color: rgba(255, 255, 255, 0.85);
            margin: 0;
            font-size: 0.95rem;
            line-height: 1.8;
            max-width: 520px;
        }
        .cta-subscribe-card .cta-actions {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
        }
        .btn-primary-white {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 26px;
            border-radius: var(--radius-btn);
            background: #FFFFFF;
            color: var(--primary-blue-dark);
            font-size: 0.95rem;
            font-weight: 700;
            text-decoration: none;
            border: none;
            cursor: pointer;
            transition: all var(--transition-fast);
            font-family: var(--font-body);
            line-height: 1.5;
        }
        .btn-primary-white:hover {
            background: var(--light-blue);
            color: var(--primary-blue-deep);
            transform: translateY(-1px);
        }
        .btn-ghost-white {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            background: transparent;
            color: #FFFFFF;
            font-size: 0.95rem;
            font-weight: 600;
            text-decoration: none;
            border: 1.5px solid rgba(255, 255, 255, 0.6);
            cursor: pointer;
            transition: all var(--transition-fast);
            font-family: var(--font-body);
            line-height: 1.5;
        }
        .btn-ghost-white:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #FFFFFF;
            color: #FFFFFF;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 26px;
            border-radius: var(--radius-btn);
            background: var(--primary-blue);
            color: #FFFFFF;
            font-size: 0.95rem;
            font-weight: 700;
            text-decoration: none;
            border: none;
            cursor: pointer;
            transition: all var(--transition-fast);
            font-family: var(--font-body);
            line-height: 1.5;
        }
        .btn-primary:hover {
            background: var(--primary-blue-dark);
            color: #FFFFFF;
            transform: translateY(-1px);
        }

        /* ============ Footer ============ */
        .site-footer {
            background: #1A2634;
            color: #FFFFFF;
            padding: 48px 0 0;
            margin-top: 0;
            flex-shrink: 0;
        }
        .site-footer .container-page {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 28px;
            padding-bottom: 32px;
        }
        .site-footer .footer-brand {
            font-family: var(--font-title);
            font-weight: 700;
            font-size: 1.25rem;
            color: #FFFFFF;
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }
        .site-footer .footer-brand i {
            color: var(--accent-cyan);
        }
        .site-footer .footer-desc {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.9rem;
            line-height: 1.8;
            margin: 12px 0 8px;
            max-width: 320px;
        }
        .site-footer .footer-col h5 {
            font-family: var(--font-title);
            font-size: 1rem;
            font-weight: 700;
            color: #FFFFFF;
            margin: 0 0 14px;
            letter-spacing: 0.02em;
        }
        .site-footer .footer-col a {
            display: block;
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.9rem;
            padding: 4px 0;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        .site-footer .footer-col a:hover {
            color: #FFFFFF;
            text-decoration: underline;
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding: 18px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px 16px;
            font-size: 0.75rem;
            color: rgba(255, 255, 255, 0.55);
        }
        .site-footer .footer-bottom .footer-sep {
            color: rgba(255, 255, 255, 0.3);
            margin: 0 4px;
        }
        .site-footer .footer-bottom a {
            color: rgba(255, 255, 255, 0.7);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        .site-footer .footer-bottom a:hover {
            color: #FFFFFF;
            text-decoration: underline;
        }

        /* ============ Responsive ============ */
        @media screen and (max-width: 1024px) {
            .guide-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
            .scenario-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .stats-strip {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .site-footer .container-page {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .channel-nav a {
                padding: 11px 14px;
                font-size: 0.9rem;
            }
        }
        @media screen and (max-width: 768px) {
            :root {
                --section-pad-desktop: 40px;
                --section-pad-mobile: 34px;
            }
            .container-page {
                padding-left: 16px;
                padding-right: 16px;
            }
            .brand-row .container-page {
                flex-direction: row;
                justify-content: space-between;
            }
            .search-form-header {
                display: none;
            }
            .channel-row {
                display: none;
            }
            .mobile-nav-toggle {
                display: inline-flex;
            }
            .brand-actions .brand-quick-link {
                display: none;
            }
            .page-banner {
                padding: 28px 0 30px;
            }
            .page-banner h1 {
                font-size: 1.7rem;
            }
            .page-banner .banner-summary {
                font-size: 0.95rem;
            }
            .filter-bar {
                flex-direction: column;
                align-items: flex-start;
            }
            .filter-sort {
                width: 100%;
                justify-content: space-between;
            }
            .filter-sort select {
                flex: 1;
                max-width: 200px;
            }
            .scenario-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .stats-strip {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stat-mini-card {
                padding: 14px 16px;
                gap: 10px;
            }
            .stat-mini-card .stat-icon {
                width: 38px;
                height: 38px;
                font-size: 0.95rem;
            }
            .stat-mini-card .stat-num {
                font-size: 1.2rem;
            }
            .site-footer .container-page {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 4px;
                text-align: left;
            }
            .site-footer .footer-bottom span {
                display: inline;
            }
            .cta-subscribe-card {
                flex-direction: column;
                align-items: flex-start;
                padding: 30px 24px;
            }
            .cta-subscribe-card .cta-actions {
                width: 100%;
                flex-direction: column;
            }
            .cta-subscribe-card .cta-actions .btn-primary-white,
            .cta-subscribe-card .cta-actions .btn-ghost-white {
                width: 100%;
                justify-content: center;
            }
        }
        @media screen and (max-width: 520px) {
            .container-page {
                padding-left: 12px;
                padding-right: 12px;
            }
            .page-banner h1 {
                font-size: 1.45rem;
            }
            .page-banner .banner-summary {
                font-size: 0.9rem;
            }
            .banner-meta {
                gap: 6px 10px;
                font-size: 0.78rem;
            }
            .filter-tabs {
                gap: 4px;
            }
            .filter-tab {
                padding: 6px 10px;
                font-size: 0.8rem;
            }
            .stats-strip {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            .stat-mini-card {
                padding: 12px 14px;
            }
            .guide-card .card-body {
                padding: 16px 16px 18px;
            }
            .guide-card .card-body h3 {
                font-size: 1rem;
            }
            .guide-card .card-body .card-desc {
                font-size: 0.85rem;
            }
            .scenario-card {
                padding: 18px 16px;
            }
            .faq-accordion .accordion-trigger {
                padding: 14px 16px;
                font-size: 0.9rem;
            }
            .faq-accordion .accordion-panel {
                padding: 0 16px 14px;
                font-size: 0.85rem;
            }
            .cta-subscribe-card {
                padding: 24px 18px;
            }
            .cta-subscribe-card .cta-content h2 {
                font-size: 1.2rem;
            }
            .cta-subscribe-card .cta-content p {
                font-size: 0.88rem;
            }
            .section-header h2 {
                font-size: 1.25rem;
            }
            .guide-grid {
                gap: 14px;
            }
        }

/* roulang page: category3 */
:root {
        --primary-blue: #1F5FA8;
        --primary-blue-dark: #174A7C;
        --primary-blue-deep: #123C65;
        --light-blue: #EAF2FB;
        --accent-cyan: #00A3C4;
        --bg-main: #F5F7FA;
        --bg-card: #FFFFFF;
        --text-body: #1F2937;
        --text-muted: #5B6774;
        --text-light: #9AA6B2;
        --border-color: #E3E9F0;
        --shadow-card: 0 8px 20px rgba(20, 50, 90, 0.08);
        --shadow-card-hover: 0 12px 28px rgba(20, 50, 90, 0.16);
        --radius-card: 14px;
        --radius-btn: 10px;
        --radius-sm: 8px;
        --section-pad-desktop: 64px;
        --section-pad-mobile: 44px;
        --transition-fast: 0.2s ease;
        --transition-nav: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        --font-title: 'PingFang SC', 'Microsoft YaHei', 'Source Han Sans CN', 'Noto Sans CJK SC', 'Helvetica Neue', sans-serif;
        --font-body: 'PingFang SC', 'Microsoft YaHei', 'Source Han Sans CN', 'Noto Sans CJK SC', 'Helvetica Neue', Arial, sans-serif;
    }

    html {
        scroll-behavior: smooth;
    }

    body {
        font-family: var(--font-body);
        font-size: 16px;
        line-height: 1.8;
        color: var(--text-body);
        background-color: var(--bg-main);
        margin: 0;
        padding: 0;
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }

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

    a {
        color: var(--primary-blue);
        text-decoration: none;
        transition: color var(--transition-fast);
    }

    a:hover,
    a:focus {
        color: var(--primary-blue-dark);
    }

    a:focus-visible,
    button:focus-visible,
    input:focus-visible,
    select:focus-visible,
    textarea:focus-visible {
        outline: 3px solid rgba(31, 95, 168, 0.35);
        outline-offset: 2px;
        border-radius: 4px;
    }

    .container-page {
        max-width: 1200px;
        margin: 0 auto;
        padding-left: 32px;
        padding-right: 32px;
    }

    /* ========== Header & Navigation ========== */
    .site-header {
        position: sticky;
        top: 0;
        z-index: 100;
        width: 100%;
        background: var(--bg-card);
    }

    .brand-row {
        background: var(--bg-card);
        border-bottom: 1px solid var(--border-color);
        padding: 16px 0;
        transition: all var(--transition-nav);
    }

    .brand-row .container-page {
        display: flex;
        align-items: center;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 12px;
    }

    .site-logo {
        display: flex;
        align-items: center;
        gap: 10px;
        font-family: var(--font-title);
        font-weight: 700;
        font-size: 1.35rem;
        color: var(--primary-blue);
        line-height: 1.2;
        flex-shrink: 0;
    }

    .site-logo .logo-icon {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 40px;
        height: 40px;
        background: var(--primary-blue);
        color: #fff;
        border-radius: 10px;
        font-size: 1.1rem;
        flex-shrink: 0;
    }

    .site-logo a {
        color: inherit;
        text-decoration: none;
    }

    .site-logo a:hover {
        color: var(--primary-blue-dark);
    }

    .brand-actions {
        display: flex;
        align-items: center;
        gap: 12px;
        flex-wrap: wrap;
    }

    .search-form-header {
        display: flex;
        align-items: center;
        background: var(--bg-main);
        border-radius: 24px;
        padding: 4px 6px 4px 16px;
        border: 1px solid var(--border-color);
        transition: border-color var(--transition-fast);
    }

    .search-form-header:focus-within {
        border-color: var(--primary-blue);
    }

    .search-form-header input {
        border: none;
        background: transparent;
        font-size: 0.9rem;
        color: var(--text-body);
        padding: 8px 0;
        width: 180px;
        outline: none;
    }

    .search-form-header input::placeholder {
        color: var(--text-light);
    }

    .search-form-header button {
        background: var(--primary-blue);
        border: none;
        color: #fff;
        width: 36px;
        height: 36px;
        border-radius: 50%;
        cursor: pointer;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 0.9rem;
        transition: background var(--transition-fast);
    }

    .search-form-header button:hover {
        background: var(--primary-blue-dark);
    }

    .brand-quick-link {
        font-size: 0.9rem;
        color: var(--text-muted);
        padding: 8px 14px;
        border-radius: 20px;
        transition: all var(--transition-fast);
        white-space: nowrap;
    }

    .brand-quick-link:hover {
        background: var(--light-blue);
        color: var(--primary-blue);
    }

    .channel-row {
        background: var(--bg-card);
        border-bottom: 1px solid var(--border-color);
        padding: 0;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        transition: all var(--transition-nav);
        max-height: 60px;
        opacity: 1;
    }

    .channel-row .container-page {
        display: flex;
        align-items: center;
        gap: 4px;
        padding-top: 6px;
        padding-bottom: 6px;
        min-width: max-content;
    }

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

    .channel-row nav a {
        display: inline-flex;
        align-items: center;
        padding: 10px 18px;
        font-size: 0.95rem;
        font-weight: 500;
        color: var(--text-muted);
        border-radius: 8px;
        white-space: nowrap;
        transition: all var(--transition-fast);
        position: relative;
    }

    .channel-row nav a:hover {
        color: var(--primary-blue);
        background: var(--light-blue);
    }

    .channel-row nav a.active {
        color: var(--primary-blue);
        background: var(--light-blue);
        font-weight: 600;
    }

    .channel-row nav a.active::after {
        content: '';
        position: absolute;
        bottom: -7px;
        left: 50%;
        transform: translateX(-50%);
        width: 24px;
        height: 3px;
        background: var(--primary-blue);
        border-radius: 2px;
    }

    /* Header shrunk state */
    .site-header.shrunk .brand-row {
        padding: 6px 0;
    }

    .site-header.shrunk .brand-row .site-logo {
        font-size: 1.15rem;
    }

    .site-header.shrunk .brand-row .logo-icon {
        width: 34px;
        height: 34px;
        font-size: 0.95rem;
    }

    .site-header.shrunk .channel-row {
        max-height: 0;
        opacity: 0;
        overflow: hidden;
        border-bottom: none;
        padding: 0;
    }

    /* Mobile hamburger */
    .hamburger-toggle {
        display: none;
        background: none;
        border: 1px solid var(--border-color);
        border-radius: 8px;
        padding: 8px 12px;
        font-size: 1.2rem;
        color: var(--primary-blue);
        cursor: pointer;
        transition: all var(--transition-fast);
        align-items: center;
        gap: 8px;
    }

    .hamburger-toggle:hover {
        background: var(--light-blue);
    }

    .mobile-drawer {
        display: none;
        background: var(--bg-card);
        border-bottom: 1px solid var(--border-color);
        padding: 16px 0;
    }

    .mobile-drawer.open {
        display: block;
    }

    .mobile-drawer nav {
        display: flex;
        flex-direction: column;
        gap: 4px;
    }

    .mobile-drawer nav a {
        padding: 12px 20px;
        font-size: 1rem;
        color: var(--text-body);
        border-radius: 8px;
        transition: all var(--transition-fast);
    }

    .mobile-drawer nav a:hover,
    .mobile-drawer nav a.active {
        background: var(--light-blue);
        color: var(--primary-blue);
    }

    /* ========== Sections ========== */
    .section-pad {
        padding-top: var(--section-pad-desktop);
        padding-bottom: var(--section-pad-desktop);
    }

    .section-pad-sm {
        padding-top: calc(var(--section-pad-desktop) * 0.6);
        padding-bottom: calc(var(--section-pad-desktop) * 0.6);
    }

    .section-title {
        font-family: var(--font-title);
        font-size: 1.75rem;
        font-weight: 700;
        color: var(--text-body);
        line-height: 1.35;
        margin: 0 0 8px;
    }

    .section-subtitle {
        font-size: 1rem;
        color: var(--text-muted);
        margin: 0 0 28px;
        line-height: 1.7;
    }

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

    /* ========== Breadcrumb ========== */
    .breadcrumb-area {
        background: linear-gradient(180deg, var(--light-blue) 0%, var(--bg-card) 100%);
        border-bottom: 1px solid var(--border-color);
        padding: 28px 0 32px;
    }

    .breadcrumb {
        display: flex;
        align-items: center;
        flex-wrap: wrap;
        gap: 8px;
        font-size: 0.9rem;
        color: var(--text-muted);
        margin-bottom: 18px;
    }

    .breadcrumb a {
        color: var(--text-muted);
        transition: color var(--transition-fast);
    }

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

    .breadcrumb .sep {
        color: var(--text-light);
        font-size: 0.75rem;
    }

    .breadcrumb .current {
        color: var(--primary-blue);
        font-weight: 600;
    }

    .page-h1 {
        font-family: var(--font-title);
        font-size: 2.2rem;
        font-weight: 700;
        color: var(--text-body);
        line-height: 1.3;
        margin: 0 0 10px;
    }

    .page-h1-desc {
        font-size: 1.05rem;
        color: var(--text-muted);
        max-width: 720px;
        margin: 0;
        line-height: 1.75;
    }

    /* ========== Stats ========== */
    .stats-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
        margin-top: 24px;
    }

    .stat-card {
        background: var(--bg-card);
        border-radius: var(--radius-card);
        box-shadow: var(--shadow-card);
        padding: 24px 20px;
        text-align: center;
        border: 1px solid var(--border-color);
        transition: all var(--transition-fast);
    }

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

    .stat-number {
        font-family: var(--font-title);
        font-size: 2.1rem;
        font-weight: 700;
        color: var(--primary-blue);
        line-height: 1.2;
        margin-bottom: 6px;
    }

    .stat-label {
        font-size: 0.9rem;
        color: var(--text-muted);
        line-height: 1.4;
    }

    /* ========== Filter Bar ========== */
    .filter-bar {
        background: var(--bg-card);
        border-radius: var(--radius-card);
        box-shadow: var(--shadow-card);
        padding: 18px 20px;
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        gap: 14px;
        border: 1px solid var(--border-color);
    }

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

    .filter-label {
        font-size: 0.9rem;
        color: var(--text-muted);
        margin-right: 4px;
    }

    .filter-chip {
        display: inline-flex;
        align-items: center;
        padding: 7px 16px;
        font-size: 0.88rem;
        border-radius: 20px;
        border: 1px solid var(--border-color);
        background: var(--bg-card);
        color: var(--text-muted);
        cursor: pointer;
        transition: all var(--transition-fast);
        user-select: none;
    }

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

    .filter-chip.active {
        background: var(--primary-blue);
        color: #fff;
        border-color: var(--primary-blue);
        font-weight: 500;
    }

    .sort-select {
        padding: 8px 14px;
        font-size: 0.9rem;
        border-radius: 8px;
        border: 1px solid var(--border-color);
        background: var(--bg-card);
        color: var(--text-body);
        cursor: pointer;
        transition: border-color var(--transition-fast);
    }

    .sort-select:focus {
        border-color: var(--primary-blue);
        outline: none;
    }

    /* ========== Team Cards ========== */
    .team-list-grid {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 22px;
    }

    .team-card {
        background: var(--bg-card);
        border-radius: var(--radius-card);
        box-shadow: var(--shadow-card);
        padding: 22px 24px;
        display: flex;
        align-items: center;
        gap: 18px;
        border: 1px solid var(--border-color);
        transition: all var(--transition-fast);
        position: relative;
    }

    .team-card:hover {
        box-shadow: var(--shadow-card-hover);
        transform: translateY(-4px);
        border-color: rgba(31, 95, 168, 0.25);
    }

    .team-rank-badge {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 48px;
        height: 48px;
        border-radius: 12px;
        font-family: var(--font-title);
        font-size: 1.3rem;
        font-weight: 700;
        flex-shrink: 0;
    }

    .rank-1 {
        background: #FFD700;
        color: #4A3000;
    }

    .rank-2 {
        background: #C0C0C0;
        color: #333;
    }

    .rank-3 {
        background: #CD7F32;
        color: #fff;
    }

    .rank-other {
        background: var(--light-blue);
        color: var(--primary-blue);
    }

    .team-info {
        flex: 1;
        min-width: 0;
    }

    .team-name {
        font-family: var(--font-title);
        font-size: 1.15rem;
        font-weight: 700;
        color: var(--text-body);
        margin: 0 0 4px;
        line-height: 1.3;
    }

    .team-meta {
        display: flex;
        flex-wrap: wrap;
        gap: 8px;
        font-size: 0.85rem;
        color: var(--text-muted);
    }

    .team-meta .tag {
        display: inline-flex;
        align-items: center;
        padding: 3px 10px;
        border-radius: 12px;
        background: var(--light-blue);
        color: var(--primary-blue);
        font-size: 0.8rem;
        font-weight: 500;
    }

    .team-stats-row {
        display: flex;
        gap: 20px;
        flex-shrink: 0;
        align-items: center;
    }

    .team-stat-item {
        text-align: center;
    }

    .team-stat-value {
        font-family: var(--font-title);
        font-size: 1.25rem;
        font-weight: 700;
        color: var(--primary-blue);
        line-height: 1.2;
    }

    .team-stat-label {
        font-size: 0.78rem;
        color: var(--text-light);
        margin-top: 2px;
    }

    .trend-indicator {
        display: inline-flex;
        align-items: center;
        gap: 4px;
        font-size: 0.85rem;
        font-weight: 600;
    }

    .trend-up {
        color: #16A34A;
    }

    .trend-down {
        color: #DC2626;
    }

    .trend-stable {
        color: var(--text-muted);
    }

    .load-more-wrap {
        text-align: center;
        margin-top: 28px;
    }

    .btn-primary {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 13px 28px;
        background: var(--primary-blue);
        color: #fff;
        border: none;
        border-radius: var(--radius-btn);
        font-size: 1rem;
        font-weight: 600;
        cursor: pointer;
        transition: all var(--transition-fast);
        text-decoration: none;
        font-family: var(--font-body);
        line-height: 1.5;
    }

    .btn-primary:hover,
    .btn-primary:focus {
        background: var(--primary-blue-dark);
        color: #fff;
        box-shadow: 0 6px 16px rgba(31, 95, 168, 0.3);
    }

    .btn-secondary {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 12px 24px;
        background: transparent;
        color: var(--primary-blue);
        border: 1px solid var(--primary-blue);
        border-radius: var(--radius-btn);
        font-size: 1rem;
        font-weight: 500;
        cursor: pointer;
        transition: all var(--transition-fast);
        text-decoration: none;
        font-family: var(--font-body);
        line-height: 1.5;
    }

    .btn-secondary:hover,
    .btn-secondary:focus {
        background: var(--light-blue);
        border-color: var(--primary-blue-dark);
        color: var(--primary-blue-dark);
    }

    /* ========== Insight Section ========== */
    .insight-card {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 32px;
        align-items: center;
        background: var(--bg-card);
        border-radius: var(--radius-card);
        box-shadow: var(--shadow-card);
        padding: 32px;
        border: 1px solid var(--border-color);
    }

    .insight-image img {
        border-radius: 12px;
        width: 100%;
        height: auto;
        object-fit: cover;
        box-shadow: 0 4px 12px rgba(20, 50, 90, 0.1);
    }

    .insight-content h3 {
        font-family: var(--font-title);
        font-size: 1.3rem;
        font-weight: 700;
        color: var(--text-body);
        margin: 0 0 10px;
        line-height: 1.4;
    }

    .insight-content p {
        color: var(--text-muted);
        margin: 0 0 12px;
        line-height: 1.75;
    }

    .insight-highlights {
        list-style: none;
        padding: 0;
        margin: 16px 0 0;
        display: flex;
        flex-direction: column;
        gap: 8px;
    }

    .insight-highlights li {
        display: flex;
        align-items: flex-start;
        gap: 8px;
        color: var(--text-body);
        font-size: 0.95rem;
        line-height: 1.6;
    }

    .insight-highlights li i {
        color: var(--accent-cyan);
        margin-top: 4px;
        flex-shrink: 0;
    }

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

    .accordion {
        border: 1px solid var(--border-color);
        border-radius: var(--radius-card);
        overflow: hidden;
        box-shadow: var(--shadow-card);
    }

    .accordion-item {
        border-bottom: 1px solid var(--border-color);
    }

    .accordion-item:last-child {
        border-bottom: none;
    }

    .accordion-title {
        display: block;
        padding: 18px 24px;
        font-size: 1rem;
        font-weight: 600;
        color: var(--text-body);
        background: var(--bg-card);
        cursor: pointer;
        transition: all var(--transition-fast);
        position: relative;
        line-height: 1.5;
    }

    .accordion-title:hover {
        background: var(--light-blue);
        color: var(--primary-blue);
    }

    .accordion-title::after {
        content: '\f107';
        font-family: 'Font Awesome 6 Free';
        font-weight: 900;
        position: absolute;
        right: 24px;
        top: 50%;
        transform: translateY(-50%);
        transition: transform var(--transition-fast);
        color: var(--text-light);
        font-size: 0.9rem;
    }

    .accordion-item.is-active .accordion-title::after {
        transform: translateY(-50%) rotate(180deg);
        color: var(--primary-blue);
    }

    .accordion-content {
        display: none;
        padding: 0 24px 20px;
        background: var(--bg-card);
        color: var(--text-muted);
        font-size: 0.95rem;
        line-height: 1.8;
    }

    .accordion-item.is-active .accordion-content {
        display: block;
    }

    /* ========== Subscribe Section ========== */
    .subscribe-card {
        background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-deep) 100%);
        border-radius: var(--radius-card);
        padding: 40px 36px;
        text-align: center;
        color: #fff;
        box-shadow: 0 8px 28px rgba(31, 95, 168, 0.35);
    }

    .subscribe-card h3 {
        font-family: var(--font-title);
        font-size: 1.5rem;
        font-weight: 700;
        margin: 0 0 8px;
        color: #fff;
    }

    .subscribe-card p {
        color: rgba(255, 255, 255, 0.85);
        margin: 0 0 20px;
        font-size: 0.98rem;
    }

    .subscribe-form {
        display: flex;
        gap: 10px;
        max-width: 480px;
        margin: 0 auto;
        flex-wrap: wrap;
        justify-content: center;
    }

    .subscribe-form input {
        flex: 1;
        min-width: 220px;
        padding: 12px 18px;
        border: 1px solid rgba(255, 255, 255, 0.3);
        border-radius: var(--radius-btn);
        background: rgba(255, 255, 255, 0.15);
        color: #fff;
        font-size: 1rem;
        outline: none;
        transition: all var(--transition-fast);
    }

    .subscribe-form input::placeholder {
        color: rgba(255, 255, 255, 0.65);
    }

    .subscribe-form input:focus {
        border-color: #fff;
        background: rgba(255, 255, 255, 0.22);
    }

    .subscribe-form button {
        padding: 12px 24px;
        background: #fff;
        color: var(--primary-blue);
        border: none;
        border-radius: var(--radius-btn);
        font-size: 1rem;
        font-weight: 600;
        cursor: pointer;
        transition: all var(--transition-fast);
        font-family: var(--font-body);
    }

    .subscribe-form button:hover {
        background: var(--light-blue);
        transform: translateY(-2px);
        box-shadow: 0 6px 14px rgba(0, 0, 0, 0.2);
    }

    .back-home-link {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        margin-top: 18px;
        color: rgba(255, 255, 255, 0.8);
        font-size: 0.95rem;
        transition: color var(--transition-fast);
    }

    .back-home-link:hover {
        color: #fff;
    }

    /* ========== Footer ========== */
    .site-footer {
        background: #1A2634;
        color: #fff;
        padding: 48px 0 28px;
        margin-top: 0;
    }

    .site-footer .container-page {
        display: grid;
        grid-template-columns: 1.6fr 1fr 1fr 1fr;
        gap: 32px;
    }

    .footer-brand {
        display: flex;
        align-items: center;
        gap: 8px;
        font-family: var(--font-title);
        font-weight: 700;
        font-size: 1.15rem;
        color: #fff;
        margin-bottom: 10px;
    }

    .footer-brand i {
        color: var(--accent-cyan);
        font-size: 1.1rem;
    }

    .footer-desc {
        color: rgba(255, 255, 255, 0.65);
        font-size: 0.9rem;
        margin: 0 0 8px;
        line-height: 1.7;
    }

    .footer-col h5 {
        font-size: 0.95rem;
        font-weight: 600;
        color: #fff;
        margin: 0 0 14px;
        letter-spacing: 0.3px;
    }

    .footer-col a {
        display: block;
        color: rgba(255, 255, 255, 0.65);
        font-size: 0.88rem;
        padding: 5px 0;
        transition: all var(--transition-fast);
    }

    .footer-col a:hover {
        color: var(--accent-cyan);
        padding-left: 4px;
    }

    .footer-bottom {
        grid-column: 1 / -1;
        border-top: 1px solid rgba(255, 255, 255, 0.12);
        padding-top: 20px;
        margin-top: 12px;
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;
        align-items: center;
        gap: 10px;
        font-size: 0.82rem;
        color: rgba(255, 255, 255, 0.5);
    }

    .footer-bottom span {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        flex-wrap: wrap;
    }

    .footer-bottom a {
        color: rgba(255, 255, 255, 0.6);
        transition: color var(--transition-fast);
    }

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

    .footer-sep {
        opacity: 0.4;
    }

    /* ========== Sticky CTA Bar ========== */
    .sticky-cta-bar {
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        z-index: 95;
        background: var(--bg-card);
        border-top: 1px solid var(--border-color);
        box-shadow: 0 -4px 16px rgba(20, 50, 90, 0.12);
        padding: 12px 24px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 16px;
        flex-wrap: wrap;
        transform: translateY(100%);
        transition: transform 0.35s ease;
    }

    .sticky-cta-bar.visible {
        transform: translateY(0);
    }

    .sticky-cta-text {
        font-size: 0.95rem;
        color: var(--text-body);
        font-weight: 500;
    }

    .sticky-cta-text strong {
        color: var(--primary-blue);
    }

    .sticky-cta-actions {
        display: flex;
        align-items: center;
        gap: 10px;
        flex-wrap: wrap;
    }

    .sticky-cta-close {
        background: none;
        border: none;
        color: var(--text-light);
        font-size: 1.1rem;
        cursor: pointer;
        padding: 4px 8px;
        border-radius: 4px;
        transition: all var(--transition-fast);
    }

    .sticky-cta-close:hover {
        background: var(--bg-main);
        color: var(--text-muted);
    }

    /* ========== Responsive ========== */
    @media (max-width: 1024px) {
        .container-page {
            padding-left: 20px;
            padding-right: 20px;
        }
        .insight-card {
            grid-template-columns: 1fr;
            gap: 20px;
            padding: 24px;
        }
        .team-list-grid {
            grid-template-columns: 1fr;
        }
        .site-footer .container-page {
            grid-template-columns: 1fr 1fr;
        }
        .footer-bottom {
            flex-direction: column;
            text-align: center;
            justify-content: center;
        }
    }

    @media (max-width: 768px) {
        .section-pad {
            padding-top: var(--section-pad-mobile);
            padding-bottom: var(--section-pad-mobile);
        }
        .section-pad-sm {
            padding-top: calc(var(--section-pad-mobile) * 0.7);
            padding-bottom: calc(var(--section-pad-mobile) * 0.7);
        }
        .page-h1 {
            font-size: 1.7rem;
        }
        .section-title {
            font-size: 1.4rem;
        }
        .stats-grid {
            grid-template-columns: 1fr;
            gap: 12px;
        }
        .filter-bar {
            flex-direction: column;
            align-items: flex-start;
        }
        .team-card {
            flex-wrap: wrap;
            padding: 18px;
        }
        .team-stats-row {
            width: 100%;
            justify-content: space-around;
            padding-top: 12px;
            border-top: 1px solid var(--border-color);
        }
        .insight-card {
            padding: 20px;
        }
        .subscribe-card {
            padding: 28px 20px;
        }
        .site-footer .container-page {
            grid-template-columns: 1fr;
            gap: 20px;
        }
        .brand-row .container-page {
            flex-wrap: nowrap;
        }
        .brand-actions .search-form-header {
            display: none;
        }
        .brand-quick-link {
            display: none;
        }
        .hamburger-toggle {
            display: inline-flex;
        }
        .channel-row {
            display: none;
        }
        .mobile-drawer {
            display: none;
        }
        .mobile-drawer.open {
            display: block;
        }
        .sticky-cta-bar {
            padding: 10px 16px;
            flex-direction: column;
            gap: 8px;
            text-align: center;
        }
        .sticky-cta-text {
            font-size: 0.85rem;
        }
    }

    @media (max-width: 520px) {
        .container-page {
            padding-left: 14px;
            padding-right: 14px;
        }
        .page-h1 {
            font-size: 1.45rem;
        }
        .page-h1-desc {
            font-size: 0.92rem;
        }
        .team-rank-badge {
            width: 40px;
            height: 40px;
            font-size: 1.1rem;
            border-radius: 8px;
        }
        .team-name {
            font-size: 1rem;
        }
        .team-stat-value {
            font-size: 1.05rem;
        }
        .btn-primary,
        .btn-secondary {
            padding: 10px 20px;
            font-size: 0.9rem;
        }
        .subscribe-form {
            flex-direction: column;
        }
        .subscribe-form input {
            min-width: 100%;
        }
        .accordion-title {
            padding: 14px 18px;
            font-size: 0.92rem;
        }
        .accordion-content {
            padding: 0 18px 16px;
        }
        .breadcrumb {
            font-size: 0.82rem;
        }
    }

/* roulang page: category6 */
:root {
            --primary-blue: #1F5FA8;
            --primary-blue-dark: #174A7C;
            --primary-blue-deep: #123C65;
            --light-blue: #EAF2FB;
            --accent-cyan: #00A3C4;
            --bg-main: #F5F7FA;
            --bg-card: #FFFFFF;
            --text-body: #1F2937;
            --text-muted: #5B6774;
            --text-light: #9AA6B2;
            --border-color: #E3E9F0;
            --shadow-card: 0 8px 20px rgba(20, 50, 90, 0.08);
            --shadow-card-hover: 0 12px 28px rgba(20, 50, 90, 0.16);
            --radius-card: 14px;
            --radius-btn: 10px;
            --radius-sm: 8px;
            --section-pad-desktop: 80px;
            --section-pad-mobile: 48px;
            --transition-fast: 0.2s ease;
            --transition-nav: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --font-title: 'PingFang SC', 'Microsoft YaHei', 'Source Han Sans CN', 'Noto Sans CJK SC', 'Helvetica Neue', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Source Han Sans CN', 'Noto Sans CJK SC', 'Helvetica Neue', Arial, sans-serif;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-body);
            background-color: var(--bg-main);
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--primary-blue);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover,
        a:focus {
            color: var(--primary-blue-dark);
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid rgba(31, 95, 168, 0.35);
            outline-offset: 2px;
            border-radius: 4px;
        }
        .container-page {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 32px;
            padding-right: 32px;
        }
        /* ===== Header & Navigation ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            width: 100%;
            background: var(--bg-card);
            box-shadow: 0 2px 12px rgba(20, 50, 90, 0.06);
        }
        .brand-row {
            background: var(--bg-card);
            border-bottom: 1px solid var(--border-color);
            padding: 16px 0;
            transition: all var(--transition-nav);
        }
        .brand-row .container-page {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }
        .site-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-title);
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--primary-blue);
            line-height: 1.2;
        }
        .site-logo .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: var(--primary-blue);
            color: #fff;
            border-radius: 10px;
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .site-logo a {
            color: inherit;
            text-decoration: none;
        }
        .site-logo a:hover {
            color: var(--primary-blue-dark);
        }
        .brand-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }
        .search-form-header {
            display: flex;
            align-items: center;
            background: var(--bg-main);
            border-radius: 24px;
            padding: 4px 6px 4px 16px;
            border: 1px solid var(--border-color);
            transition: border-color var(--transition-fast);
        }
        .search-form-header:focus-within {
            border-color: var(--primary-blue);
        }
        .search-form-header input {
            border: none;
            background: transparent;
            font-size: 0.9rem;
            color: var(--text-body);
            padding: 8px 0;
            width: 160px;
            outline: none;
        }
        .search-form-header input::placeholder {
            color: var(--text-light);
        }
        .search-form-header button {
            background: var(--primary-blue);
            border: none;
            color: #fff;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.9rem;
            transition: background var(--transition-fast);
            flex-shrink: 0;
        }
        .search-form-header button:hover {
            background: var(--primary-blue-dark);
        }
        .brand-quick-link {
            font-size: 0.9rem;
            color: var(--text-muted);
            padding: 8px 14px;
            border-radius: 20px;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .brand-quick-link:hover {
            background: var(--light-blue);
            color: var(--primary-blue);
        }
        .mobile-menu-toggle {
            display: none;
            background: var(--light-blue);
            border: 1px solid var(--border-color);
            color: var(--primary-blue);
            width: 40px;
            height: 40px;
            border-radius: 10px;
            cursor: pointer;
            font-size: 1.1rem;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-fast);
            flex-shrink: 0;
        }
        .mobile-menu-toggle:hover {
            background: var(--primary-blue);
            color: #fff;
        }
        .channel-row {
            background: var(--bg-card);
            border-bottom: 1px solid var(--border-color);
            padding: 0;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            transition: all var(--transition-nav);
        }
        .channel-row .container-page {
            display: flex;
            align-items: center;
            gap: 4px;
            min-height: 52px;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
            padding: 10px 0;
        }
        .main-nav a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-muted);
            padding: 8px 16px;
            border-radius: 8px;
            white-space: nowrap;
            transition: all var(--transition-fast);
            position: relative;
        }
        .main-nav a:hover {
            background: var(--light-blue);
            color: var(--primary-blue);
        }
        .main-nav a.active {
            background: var(--primary-blue);
            color: #fff;
        }
        .main-nav a.active:hover {
            background: var(--primary-blue-dark);
            color: #fff;
        }
        /* Scroll shrink effect */
        .site-header.scrolled .brand-row {
            padding: 8px 0;
            overflow: hidden;
            max-height: 0;
            padding-top: 0;
            padding-bottom: 0;
            border-bottom: none;
            opacity: 0;
            transform: translateY(-100%);
        }
        .site-header.scrolled .channel-row {
            border-bottom-color: var(--border-color);
        }
        @media (prefers-reduced-motion: reduce) {
            .brand-row,
            .channel-row {
                transition: none;
            }
        }
        /* ===== Section base ===== */
        .section-pad {
            padding: var(--section-pad-desktop) 0;
        }
        .section-pad-sm {
            padding: 48px 0;
        }
        .section-bg-white {
            background: var(--bg-card);
        }
        .section-bg-blue-light {
            background: var(--light-blue);
        }
        .section-bg-main {
            background: var(--bg-main);
        }
        .section-title {
            font-family: var(--font-title);
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--text-body);
            margin: 0 0 12px;
            line-height: 1.35;
        }
        .section-subtitle {
            font-size: 1rem;
            color: var(--text-muted);
            margin: 0 0 32px;
            line-height: 1.8;
            max-width: 720px;
        }
        /* ===== Breadcrumb & H1 ===== */
        .page-header-banner {
            background: linear-gradient(135deg, #F5F7FA 0%, #EAF2FB 100%);
            padding: 40px 0 32px;
            border-bottom: 1px solid var(--border-color);
        }
        .breadcrumbs {
            list-style: none;
            margin: 0 0 16px;
            padding: 0;
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--text-light);
            flex-wrap: wrap;
        }
        .breadcrumbs li {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .breadcrumbs li+li::before {
            content: ">";
            color: var(--text-light);
            font-size: 0.75rem;
        }
        .breadcrumbs a {
            color: var(--text-muted);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        .breadcrumbs a:hover {
            color: var(--primary-blue);
        }
        .breadcrumbs span {
            color: var(--primary-blue);
            font-weight: 500;
        }
        .page-h1 {
            font-family: var(--font-title);
            font-size: 2.25rem;
            font-weight: 700;
            color: var(--text-body);
            margin: 0;
            line-height: 1.3;
            letter-spacing: 0.01em;
        }
        .page-h1-sub {
            font-size: 1rem;
            color: var(--text-muted);
            margin: 12px 0 0;
            max-width: 720px;
        }
        /* ===== Intro & Data strip ===== */
        .intro-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr;
            gap: 32px;
            align-items: center;
        }
        .intro-text p {
            font-size: 1rem;
            color: var(--text-body);
            line-height: 1.9;
            margin: 0;
        }
        .intro-text .highlight {
            color: var(--primary-blue);
            font-weight: 600;
        }
        .intro-stats {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }
        .stat-block {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            padding: 20px 22px;
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-fast);
        }
        .stat-block:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .stat-block .stat-value {
            font-family: var(--font-title);
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--primary-blue);
            line-height: 1.2;
            margin-bottom: 4px;
        }
        .stat-block .stat-label {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.5;
        }
        /* ===== Filter & Sort ===== */
        .filter-bar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            background: var(--bg-card);
            border-radius: var(--radius-card);
            padding: 16px 20px;
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-card);
        }
        .filter-tags {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
        }
        .filter-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--bg-main);
            border: 1px solid var(--border-color);
            color: var(--text-muted);
            font-size: 0.9rem;
            padding: 8px 16px;
            border-radius: 20px;
            cursor: pointer;
            transition: all var(--transition-fast);
            font-family: var(--font-body);
            white-space: nowrap;
        }
        .filter-tag:hover {
            background: var(--light-blue);
            border-color: var(--primary-blue);
            color: var(--primary-blue);
        }
        .filter-tag.active {
            background: var(--primary-blue);
            border-color: var(--primary-blue);
            color: #fff;
        }
        .filter-sort select {
            font-family: var(--font-body);
            font-size: 0.9rem;
            color: var(--text-body);
            background: var(--bg-main);
            border: 1px solid var(--border-color);
            border-radius: 8px;
            padding: 8px 14px;
            cursor: pointer;
            transition: border-color var(--transition-fast);
            min-width: 140px;
        }
        .filter-sort select:hover,
        .filter-sort select:focus {
            border-color: var(--primary-blue);
            outline: none;
        }
        /* ===== Post cards ===== */
        .posts-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-bottom: 28px;
        }
        .post-card {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: all var(--transition-fast);
            display: flex;
            flex-direction: column;
        }
        .post-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .post-card-image {
            position: relative;
            aspect-ratio: 16/9;
            overflow: hidden;
            background: var(--light-blue);
        }
        .post-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.35s ease;
        }
        .post-card:hover .post-card-image img {
            transform: scale(1.04);
        }
        .post-card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(255, 255, 255, 0.92);
            color: var(--primary-blue);
            font-size: 0.78rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 16px;
            letter-spacing: 0.03em;
        }
        .post-card-body {
            padding: 20px 22px 22px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .post-card-title {
            font-family: var(--font-title);
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-body);
            line-height: 1.45;
            margin: 0 0 10px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .post-card-title a {
            color: inherit;
            text-decoration: none;
        }
        .post-card-title a:hover {
            color: var(--primary-blue);
        }
        .post-card-excerpt {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin: 0 0 16px;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
            flex: 1;
        }
        .post-card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
            font-size: 0.8rem;
            color: var(--text-light);
            border-top: 1px solid var(--border-color);
            padding-top: 14px;
        }
        .post-card-meta .meta-user {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .post-card-meta .meta-user i {
            color: var(--primary-blue);
        }
        .post-card-meta .meta-stats {
            display: flex;
            align-items: center;
            gap: 14px;
        }
        .post-card-meta .meta-stats span {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .post-card-meta .meta-stats i {
            color: var(--text-light);
        }
        /* ===== Posts more ===== */
        .posts-more {
            text-align: center;
        }
        .btn-primary,
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-family: var(--font-body);
            font-size: 0.95rem;
            font-weight: 600;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            cursor: pointer;
            transition: all var(--transition-fast);
            text-decoration: none;
            border: 2px solid transparent;
        }
        .btn-primary {
            background: var(--primary-blue);
            color: #fff;
            border-color: var(--primary-blue);
        }
        .btn-primary:hover {
            background: var(--primary-blue-dark);
            border-color: var(--primary-blue-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 16px rgba(31, 95, 168, 0.25);
        }
        .btn-secondary {
            background: transparent;
            color: var(--primary-blue);
            border-color: var(--primary-blue);
        }
        .btn-secondary:hover {
            background: var(--light-blue);
            color: var(--primary-blue-dark);
            border-color: var(--primary-blue-dark);
            transform: translateY(-2px);
        }
        /* ===== Topics ===== */
        .topics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .topic-card {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .topic-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .topic-card-image {
            aspect-ratio: 4/3;
            overflow: hidden;
            background: var(--light-blue);
        }
        .topic-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.35s ease;
        }
        .topic-card:hover .topic-card-image img {
            transform: scale(1.05);
        }
        .topic-card-body {
            padding: 16px 18px 18px;
        }
        .topic-card-title {
            font-family: var(--font-title);
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-body);
            margin: 0 0 6px;
            line-height: 1.4;
        }
        .topic-card-count {
            font-size: 0.82rem;
            color: var(--text-light);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .topic-card-count i {
            color: var(--accent-cyan);
        }
        /* ===== FAQ ===== */
        .faq-wrapper {
            max-width: 860px;
            margin: 0 auto;
        }
        .accordion {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .accordion-item {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-card);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-card);
        }
        .accordion-item:last-child {
            margin-bottom: 0;
        }
        .accordion-item.is-active {
            border-color: var(--primary-blue);
            box-shadow: var(--shadow-card-hover);
        }
        .accordion-title {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            font-family: var(--font-title);
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-body);
            padding: 18px 22px;
            cursor: pointer;
            transition: all var(--transition-fast);
            text-decoration: none;
            line-height: 1.5;
        }
        .accordion-title:hover {
            color: var(--primary-blue);
            background: var(--light-blue);
        }
        .accordion-title::after {
            content: "\f078";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            font-size: 0.85rem;
            color: var(--text-light);
            transition: transform var(--transition-fast);
            flex-shrink: 0;
        }
        .accordion-item.is-active .accordion-title::after {
            transform: rotate(180deg);
            color: var(--primary-blue);
        }
        .accordion-content {
            display: none;
            padding: 0 22px 20px;
            font-size: 0.95rem;
            color: var(--text-muted);
            line-height: 1.85;
        }
        .accordion-item.is-active .accordion-content {
            display: block;
        }
        /* ===== Subscribe / CTA ===== */
        .subscribe-panel {
            background: var(--light-blue);
            border-radius: var(--radius-card);
            padding: 36px 40px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 28px;
            flex-wrap: wrap;
            border: 1px solid var(--border-color);
        }
        .subscribe-panel .subscribe-text h3 {
            font-family: var(--font-title);
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--text-body);
            margin: 0 0 8px;
        }
        .subscribe-panel .subscribe-text p {
            font-size: 0.95rem;
            color: var(--text-muted);
            margin: 0;
        }
        .subscribe-form {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }
        .subscribe-form input {
            font-family: var(--font-body);
            font-size: 0.9rem;
            color: var(--text-body);
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 8px;
            padding: 10px 16px;
            min-width: 260px;
            transition: border-color var(--transition-fast);
        }
        .subscribe-form input:focus {
            outline: none;
            border-color: var(--primary-blue);
        }
        .subscribe-form input::placeholder {
            color: var(--text-light);
        }
        .subscribe-form .btn-primary {
            padding: 10px 20px;
            border-radius: 8px;
            font-size: 0.9rem;
            white-space: nowrap;
        }
        .back-home-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-top: 16px;
            transition: color var(--transition-fast);
        }
        .back-home-link:hover {
            color: var(--primary-blue);
        }
        /* ===== Footer ===== */
        .site-footer {
            background: #1B2D44;
            color: rgba(255, 255, 255, 0.75);
            padding: 56px 0 0;
            margin-top: 0;
        }
        .site-footer .container-page {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 40px;
        }
        .footer-brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-title);
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
        }
        .footer-brand i {
            color: var(--accent-cyan);
        }
        .footer-desc {
            font-size: 0.9rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.6);
            margin: 0 0 12px;
        }
        .footer-col h5 {
            font-family: var(--font-title);
            font-size: 0.95rem;
            font-weight: 600;
            color: #fff;
            margin: 0 0 14px;
            letter-spacing: 0.02em;
        }
        .footer-col a {
            display: block;
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.65);
            text-decoration: none;
            padding: 5px 0;
            transition: all var(--transition-fast);
        }
        .footer-col a:hover {
            color: var(--accent-cyan);
            transform: translateX(3px);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding: 20px 32px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 10px;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.5);
            max-width: 1200px;
            margin: 0 auto;
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.6);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        .footer-bottom a:hover {
            color: #fff;
        }
        .footer-sep {
            margin: 0 4px;
            color: rgba(255, 255, 255, 0.25);
        }
        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .posts-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .topics-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .intro-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .site-footer .container-page {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .container-page {
                padding-left: 18px;
                padding-right: 18px;
            }
            .section-pad {
                padding: var(--section-pad-mobile) 0;
            }
            .page-h1 {
                font-size: 1.75rem;
            }
            .brand-actions {
                gap: 8px;
            }
            .search-form-header {
                display: none;
            }
            .brand-quick-link {
                font-size: 0.82rem;
                padding: 6px 10px;
            }
            .mobile-menu-toggle {
                display: inline-flex;
            }
            .channel-row {
                display: none;
                max-height: 0;
                overflow: hidden;
            }
            .channel-row.open {
                display: block;
                max-height: 360px;
                overflow-y: auto;
            }
            .channel-row .container-page {
                flex-direction: column;
                align-items: stretch;
                min-height: auto;
                padding: 0;
            }
            .main-nav {
                flex-direction: column;
                align-items: stretch;
                gap: 0;
                padding: 8px 0;
            }
            .main-nav a {
                padding: 12px 18px;
                border-radius: 0;
                border-bottom: 1px solid var(--border-color);
            }
            .main-nav a:last-child {
                border-bottom: none;
            }
            .posts-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
            .topics-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .intro-stats {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .filter-bar {
                flex-direction: column;
                align-items: stretch;
            }
            .filter-tags {
                gap: 6px;
            }
            .filter-tag {
                font-size: 0.82rem;
                padding: 6px 12px;
            }
            .filter-sort select {
                width: 100%;
            }
            .subscribe-panel {
                padding: 28px 22px;
                flex-direction: column;
                align-items: stretch;
                text-align: left;
            }
            .subscribe-form {
                flex-direction: column;
                align-items: stretch;
            }
            .subscribe-form input {
                min-width: auto;
                width: 100%;
            }
            .subscribe-form .btn-primary {
                width: 100%;
                justify-content: center;
            }
            .site-footer .container-page {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                padding: 16px 18px;
            }
            .post-card-title {
                font-size: 0.98rem;
            }
            .post-card-body {
                padding: 16px 18px 18px;
            }
            .section-title {
                font-size: 1.45rem;
            }
        }
        @media (max-width: 520px) {
            .container-page {
                padding-left: 14px;
                padding-right: 14px;
            }
            .page-h1 {
                font-size: 1.55rem;
            }
            .site-logo {
                font-size: 1.1rem;
            }
            .site-logo .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 0.95rem;
                border-radius: 8px;
            }
            .intro-stats {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            .stat-block .stat-value {
                font-size: 1.4rem;
            }
            .post-card-meta {
                font-size: 0.75rem;
                gap: 8px;
            }
            .post-card-meta .meta-stats {
                gap: 10px;
            }
            .accordion-title {
                font-size: 0.92rem;
                padding: 14px 16px;
            }
            .accordion-content {
                padding: 0 16px 16px;
                font-size: 0.88rem;
            }
            .subscribe-panel .subscribe-text h3 {
                font-size: 1.15rem;
            }
        }

/* roulang page: category5 */
:root {
            --primary-blue: #1F5FA8;
            --primary-blue-dark: #174A7C;
            --primary-blue-deep: #123C65;
            --light-blue: #EAF2FB;
            --accent-cyan: #00A3C4;
            --bg-main: #F5F7FA;
            --bg-card: #FFFFFF;
            --text-body: #1F2937;
            --text-muted: #5B6774;
            --text-light: #9AA6B2;
            --border-color: #E3E9F0;
            --shadow-card: 0 8px 20px rgba(20, 50, 90, 0.08);
            --shadow-card-hover: 0 12px 28px rgba(20, 50, 90, 0.16);
            --radius-card: 14px;
            --radius-btn: 10px;
            --radius-sm: 8px;
            --section-pad-desktop: 88px;
            --section-pad-mobile: 52px;
            --transition-fast: 0.2s ease;
            --transition-nav: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --font-title: 'PingFang SC', 'Microsoft YaHei', 'Source Han Sans CN', 'Noto Sans CJK SC', 'Helvetica Neue', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Source Han Sans CN', 'Noto Sans CJK SC', 'Helvetica Neue', Arial, sans-serif;
        }
        :root {
            --section-pad-desktop: 52px;
            --section-pad-mobile: 40px;
        }
        :root {
            --primary-blue: #1F5FA8;
            --primary-blue-dark: #174A7C;
            --primary-blue-deep: #123C65;
            --light-blue: #EAF2FB;
            --accent-cyan: #00A3C4;
            --bg-main: #F5F7FA;
            --bg-card: #FFFFFF;
            --text-body: #1F2937;
            --text-muted: #5B6774;
            --text-light: #9AA6B2;
            --border-color: #E3E9F0;
            --shadow-card: 0 8px 20px rgba(20, 50, 90, 0.08);
            --shadow-card-hover: 0 12px 28px rgba(20, 50, 90, 0.16);
            --radius-card: 14px;
            --radius-btn: 10px;
            --radius-sm: 8px;
            --section-pad-desktop: 88px;
            --section-pad-mobile: 52px;
            --transition-fast: 0.2s ease;
            --transition-nav: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --font-title: 'PingFang SC', 'Microsoft YaHei', 'Source Han Sans CN', 'Noto Sans CJK SC', 'Helvetica Neue', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Source Han Sans CN', 'Noto Sans CJK SC', 'Helvetica Neue', Arial, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-body);
            background-color: var(--bg-main);
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img {
            max-width: 100%;
            height: auto;
        }
        a {
            color: var(--primary-blue);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover,
        a:focus {
            color: var(--primary-blue-dark);
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid rgba(31, 95, 168, 0.35);
            outline-offset: 2px;
            border-radius: 4px;
        }
        .container-page {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .container-page {
            padding-left: 32px;
            padding-right: 32px;
        }

        /* Header & Navigation - Double Layer */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            width: 100%;
            background: var(--bg-card);
        }
        .brand-row {
            background: var(--bg-card);
            border-bottom: 1px solid var(--border-color);
            padding: 16px 0;
            transition: all var(--transition-nav);
        }
        .brand-row .container-page {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }
        .site-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-title);
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--primary-blue);
            line-height: 1.2;
        }
        .site-logo .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: var(--primary-blue);
            color: #fff;
            border-radius: 10px;
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .site-logo a {
            color: inherit;
            text-decoration: none;
        }
        .site-logo a:hover {
            color: var(--primary-blue-dark);
        }
        .brand-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }
        .search-form-header {
            display: flex;
            align-items: center;
            background: var(--bg-main);
            border-radius: 24px;
            padding: 4px 6px 4px 16px;
            border: 1px solid var(--border-color);
            transition: border-color var(--transition-fast);
        }
        .search-form-header:focus-within {
            border-color: var(--primary-blue);
        }
        .search-form-header input {
            border: none;
            background: transparent;
            font-size: 0.9rem;
            color: var(--text-body);
            padding: 8px 0;
            width: 160px;
            outline: none;
        }
        .search-form-header input::placeholder {
            color: var(--text-light);
        }
        .search-form-header button {
            background: var(--primary-blue);
            border: none;
            color: #fff;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.9rem;
            transition: background var(--transition-fast);
        }
        .search-form-header button:hover {
            background: var(--primary-blue-dark);
        }
        .brand-quick-link {
            font-size: 0.9rem;
            color: var(--text-muted);
            padding: 8px 14px;
            border-radius: 20px;
            transition: all var(--transition-fast);
        }
        .brand-quick-link:hover {
            background: var(--light-blue);
            color: var(--primary-blue);
        }
        .hamburger-toggle {
            display: none;
            background: none;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            width: 42px;
            height: 42px;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            font-size: 1.2rem;
            color: var(--text-body);
            transition: all var(--transition-fast);
        }
        .hamburger-toggle:hover {
            background: var(--light-blue);
            border-color: var(--primary-blue);
        }
        .channel-row {
            background: var(--bg-card);
            border-bottom: 1px solid var(--border-color);
            padding: 0;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            transition: all var(--transition-nav);
        }
        .channel-row .container-page {
            display: flex;
            align-items: center;
            flex-wrap: nowrap;
            gap: 4px;
            min-height: 52px;
        }
        .channel-row nav {
            display: flex;
            align-items: center;
            flex-wrap: nowrap;
            gap: 4px;
            width: 100%;
        }
        .channel-row nav a {
            display: inline-flex;
            align-items: center;
            white-space: nowrap;
            padding: 14px 16px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-muted);
            border-bottom: 3px solid transparent;
            transition: all var(--transition-fast);
            text-decoration: none;
        }
        .channel-row nav a:hover {
            color: var(--primary-blue);
            background: var(--light-blue);
        }
        .channel-row nav a.active {
            color: var(--primary-blue);
            border-bottom-color: var(--primary-blue);
            font-weight: 600;
        }
        .channel-row nav a:focus-visible {
            outline: 3px solid rgba(31, 95, 168, 0.35);
            outline-offset: -3px;
            border-radius: 4px;
        }

        /* Scrolled state - single layer compact */
        .site-header.scrolled .brand-row {
            padding: 6px 0;
            border-bottom: none;
            max-height: 0;
            overflow: hidden;
            padding-top: 0;
            padding-bottom: 0;
            border-bottom: none;
        }
        .site-header.scrolled .channel-row {
            box-shadow: 0 4px 16px rgba(20, 50, 90, 0.12);
        }
        .site-header:not(.scrolled) .channel-row {
            box-shadow: none;
        }

        /* Mobile drawer */
        .mobile-drawer {
            display: none;
            background: var(--bg-card);
            border-bottom: 1px solid var(--border-color);
            padding: 12px 24px;
            box-shadow: 0 8px 24px rgba(20, 50, 90, 0.12);
        }
        .mobile-drawer.open {
            display: block;
        }
        .mobile-drawer nav {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }
        .mobile-drawer nav a {
            display: block;
            padding: 12px 16px;
            font-size: 1rem;
            font-weight: 500;
            color: var(--text-body);
            border-radius: var(--radius-sm);
            text-decoration: none;
            transition: all var(--transition-fast);
        }
        .mobile-drawer nav a:hover {
            background: var(--light-blue);
            color: var(--primary-blue);
        }
        .mobile-drawer nav a.active {
            background: var(--primary-blue);
            color: #fff;
            font-weight: 600;
        }

        /* Breadcrumb */
        .breadcrumb-bar {
            padding: 16px 0 0;
            background: var(--bg-main);
        }
        .breadcrumb-nav {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
            font-size: 0.85rem;
            color: var(--text-muted);
        }
        .breadcrumb-nav a {
            color: var(--text-muted);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        .breadcrumb-nav a:hover {
            color: var(--primary-blue);
        }
        .breadcrumb-nav .sep {
            color: var(--text-light);
            font-size: 0.7rem;
        }
        .breadcrumb-nav .current {
            color: var(--primary-blue);
            font-weight: 600;
        }

        /* Category Page Header */
        .category-header {
            background: var(--bg-main);
            padding: 24px 0 28px;
        }
        .category-header .container-page {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
        }
        .category-header h1 {
            font-size: 2rem;
            font-weight: 700;
            margin: 0;
            color: var(--text-body);
            font-family: var(--font-title);
            line-height: 1.35;
        }
        .category-header .header-sub {
            font-size: 1rem;
            color: var(--text-muted);
            margin: 6px 0 0;
            max-width: 640px;
            line-height: 1.8;
        }
        .category-header .header-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--light-blue);
            color: var(--primary-blue);
            padding: 8px 16px;
            border-radius: 24px;
            font-size: 0.85rem;
            font-weight: 600;
            white-space: nowrap;
        }

        /* Data summary strip */
        .news-data-strip {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 24px 28px;
            margin: 0 0 28px;
            display: flex;
            align-items: stretch;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
        }
        .news-data-item {
            flex: 1 1 160px;
            min-width: 140px;
            text-align: center;
            padding: 8px 12px;
            border-radius: var(--radius-sm);
            background: var(--bg-main);
            transition: all var(--transition-fast);
        }
        .news-data-item:hover {
            background: var(--light-blue);
            transform: translateY(-2px);
        }
        .news-data-item .data-num {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--primary-blue);
            line-height: 1.3;
            font-family: var(--font-title);
        }
        .news-data-item .data-label {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-top: 4px;
        }

        /* Filter & sort bar */
        .filter-sort-bar {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 18px 24px;
            margin-bottom: 28px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 14px;
        }
        .filter-group {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .filter-group label {
            font-size: 0.9rem;
            color: var(--text-muted);
            font-weight: 500;
            margin: 0;
        }
        .filter-group select,
        .filter-group input[type="text"] {
            font-size: 0.9rem;
            padding: 8px 14px;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            background: var(--bg-main);
            color: var(--text-body);
            outline: none;
            transition: border-color var(--transition-fast);
            min-width: 120px;
        }
        .filter-group select:focus,
        .filter-group input[type="text"]:focus {
            border-color: var(--primary-blue);
        }
        .filter-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--primary-blue);
            color: #fff;
            border: none;
            padding: 10px 20px;
            border-radius: var(--radius-btn);
            font-size: 0.9rem;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition-fast);
        }
        .filter-btn:hover {
            background: var(--primary-blue-dark);
        }
        .filter-btn.secondary {
            background: transparent;
            color: var(--primary-blue);
            border: 1px solid var(--primary-blue);
        }
        .filter-btn.secondary:hover {
            background: var(--light-blue);
        }

        /* News list */
        .news-list-section {
            padding: 0 0 32px;
        }
        .news-list-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
            gap: 24px;
        }
        .news-card {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            display: flex;
            flex-direction: column;
            transition: all var(--transition-fast);
            text-decoration: none;
            color: var(--text-body);
        }
        .news-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            color: var(--text-body);
        }
        .news-card .news-img {
            position: relative;
            aspect-ratio: 16/9;
            overflow: hidden;
            background: var(--light-blue);
        }
        .news-card .news-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.35s ease;
        }
        .news-card:hover .news-img img {
            transform: scale(1.04);
        }
        .news-card .news-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--primary-blue);
            color: #fff;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.5px;
            z-index: 2;
        }
        .news-card .news-tag.tag-cyan {
            background: var(--accent-cyan);
        }
        .news-card .news-tag.tag-dark {
            background: var(--primary-blue-deep);
        }
        .news-card .news-body {
            padding: 20px 22px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .news-card .news-title {
            font-size: 1.1rem;
            font-weight: 700;
            line-height: 1.5;
            color: var(--text-body);
            margin: 0 0 8px;
            font-family: var(--font-title);
        }
        .news-card .news-excerpt {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.75;
            margin: 0 0 14px;
            flex: 1;
        }
        .news-card .news-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.8rem;
            color: var(--text-light);
            border-top: 1px solid var(--border-color);
            padding-top: 12px;
        }
        .news-card .news-meta .meta-left {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .news-card .news-meta i {
            font-size: 0.8rem;
            margin-right: 4px;
        }
        .load-more-btn {
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 28px auto 0;
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            color: var(--primary-blue);
            padding: 12px 32px;
            border-radius: var(--radius-btn);
            font-size: 0.95rem;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition-fast);
            text-decoration: none;
            gap: 8px;
        }
        .load-more-btn:hover {
            background: var(--light-blue);
            border-color: var(--primary-blue);
            color: var(--primary-blue-dark);
        }

        /* Featured topics */
        .featured-topics {
            padding: 32px 0;
        }
        .topics-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
            gap: 20px;
        }
        .topic-card {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 22px 24px;
            transition: all var(--transition-fast);
            border-left: 4px solid var(--primary-blue);
            text-decoration: none;
            color: var(--text-body);
            display: block;
        }
        .topic-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            color: var(--text-body);
            border-left-color: var(--accent-cyan);
        }
        .topic-card .topic-label {
            font-size: 0.75rem;
            text-transform: uppercase;
            letter-spacing: 0.8px;
            color: var(--primary-blue);
            font-weight: 700;
            margin-bottom: 8px;
        }
        .topic-card .topic-title {
            font-size: 1.05rem;
            font-weight: 700;
            line-height: 1.5;
            margin: 0 0 8px;
            font-family: var(--font-title);
        }
        .topic-card .topic-desc {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin: 0;
        }

        /* Deep dive feature */
        .deep-dive {
            padding: 32px 0;
        }
        .deep-dive-card {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 0;
            text-decoration: none;
            color: var(--text-body);
            transition: all var(--transition-fast);
        }
        .deep-dive-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            color: var(--text-body);
        }
        .deep-dive-img {
            aspect-ratio: 4/3;
            overflow: hidden;
            background: var(--light-blue);
        }
        .deep-dive-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.35s ease;
        }
        .deep-dive-card:hover .deep-dive-img img {
            transform: scale(1.03);
        }
        .deep-dive-content {
            padding: 28px 32px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .deep-dive-content .dd-badge {
            display: inline-block;
            background: var(--light-blue);
            color: var(--primary-blue);
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            margin-bottom: 12px;
            width: fit-content;
        }
        .deep-dive-content h3 {
            font-size: 1.4rem;
            font-weight: 700;
            line-height: 1.4;
            margin: 0 0 10px;
            font-family: var(--font-title);
        }
        .deep-dive-content p {
            font-size: 0.95rem;
            color: var(--text-muted);
            line-height: 1.8;
            margin: 0 0 16px;
        }
        .deep-dive-content .dd-link {
            font-weight: 600;
            color: var(--primary-blue);
            font-size: 0.95rem;
        }
        .deep-dive-content .dd-link i {
            margin-left: 6px;
            transition: transform var(--transition-fast);
        }
        .deep-dive-card:hover .dd-link i {
            transform: translateX(4px);
        }

        /* FAQ */
        .faq-section {
            padding: 32px 0;
        }
        .faq-section .accordion {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .faq-section .accordion-item {
            background: var(--bg-card);
            border-radius: var(--radius-sm);
            margin-bottom: 12px;
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-color);
            transition: all var(--transition-fast);
        }
        .faq-section .accordion-item:hover {
            border-color: var(--primary-blue);
        }
        .faq-section .accordion-title {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 22px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-body);
            cursor: pointer;
            transition: all var(--transition-fast);
            text-decoration: none;
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
            gap: 12px;
        }
        .faq-section .accordion-title:hover {
            color: var(--primary-blue);
        }
        .faq-section .accordion-title .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--light-blue);
            color: var(--primary-blue);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.85rem;
            transition: all var(--transition-fast);
        }
        .faq-section .accordion-title[aria-expanded="true"] .faq-icon {
            background: var(--primary-blue);
            color: #fff;
            transform: rotate(45deg);
        }
        .faq-section .accordion-content {
            padding: 0 22px 18px;
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.8;
        }
        .faq-section .accordion-content p {
            margin: 0;
        }

        /* Subscribe CTA */
        .subscribe-cta {
            padding: 32px 0;
        }
        .subscribe-box {
            background: var(--primary-blue);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 36px 40px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 20px;
            color: #fff;
        }
        .subscribe-box .sub-text {
            flex: 1 1 280px;
        }
        .subscribe-box .sub-text h3 {
            font-size: 1.4rem;
            font-weight: 700;
            margin: 0 0 8px;
            font-family: var(--font-title);
            color: #fff;
        }
        .subscribe-box .sub-text p {
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.85);
            margin: 0;
            line-height: 1.7;
        }
        .subscribe-box .sub-action {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }
        .subscribe-box .sub-action .btn-white {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: #fff;
            color: var(--primary-blue);
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            font-size: 0.95rem;
            font-weight: 700;
            text-decoration: none;
            transition: all var(--transition-fast);
        }
        .subscribe-box .sub-action .btn-white:hover {
            background: var(--light-blue);
            color: var(--primary-blue-dark);
        }
        .subscribe-box .sub-action .btn-outline-white {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.5);
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            font-size: 0.95rem;
            font-weight: 600;
            text-decoration: none;
            transition: all var(--transition-fast);
        }
        .subscribe-box .sub-action .btn-outline-white:hover {
            background: rgba(255, 255, 255, 0.15);
            border-color: #fff;
        }

        /* Footer */
        .site-footer {
            background: #1A2B3D;
            color: rgba(255, 255, 255, 0.9);
            padding: 48px 0 24px;
            margin-top: 0;
        }
        .site-footer .container-page {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
        }
        .footer-brand {
            display: flex;
            align-items: center;
            gap: 8px;
            font-family: var(--font-title);
            font-weight: 700;
            font-size: 1.15rem;
            color: #fff;
            margin-bottom: 12px;
        }
        .footer-brand i {
            color: var(--accent-cyan);
            font-size: 1.2rem;
        }
        .footer-desc {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.7;
            margin: 0 0 8px;
            max-width: 280px;
        }
        .site-footer .footer-col h5 {
            font-size: 0.95rem;
            font-weight: 700;
            color: #fff;
            margin: 0 0 14px;
            font-family: var(--font-title);
        }
        .site-footer .footer-col a {
            display: block;
            color: rgba(255, 255, 255, 0.65);
            font-size: 0.9rem;
            text-decoration: none;
            padding: 6px 0;
            transition: all var(--transition-fast);
        }
        .site-footer .footer-col a:hover {
            color: #fff;
        }
        .footer-bottom {
            grid-column: 1 / -1;
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.55);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.65);
            text-decoration: none;
        }
        .footer-bottom a:hover {
            color: #fff;
        }
        .footer-sep {
            margin: 0 6px;
            color: rgba(255, 255, 255, 0.3);
        }

        /* Section title general */
        .section-title {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--text-body);
            margin: 0 0 6px;
            font-family: var(--font-title);
            line-height: 1.4;
        }
        .section-subtitle {
            font-size: 1rem;
            color: var(--text-muted);
            line-height: 1.8;
            margin: 0 0 24px;
            max-width: 720px;
        }
        .section-head {
            margin-bottom: 20px;
        }
        .section-head.center {
            text-align: center;
        }
        .section-head.center .section-subtitle {
            margin-left: auto;
            margin-right: auto;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .container-page {
                padding-left: 24px;
                padding-right: 24px;
            }
            .site-footer .container-page {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .footer-bottom {
                grid-column: 1 / -1;
            }
            .deep-dive-card {
                grid-template-columns: 1fr;
            }
            .deep-dive-img {
                aspect-ratio: 16/9;
            }
        }
        @media (max-width: 768px) {
            .brand-row {
                padding: 12px 0;
            }
            .site-logo {
                font-size: 1.15rem;
            }
            .site-logo .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 0.95rem;
                border-radius: 8px;
            }
            .search-form-header {
                display: none;
            }
            .brand-quick-link {
                display: none;
            }
            .hamburger-toggle {
                display: flex;
            }
            .channel-row {
                display: none;
            }
            .mobile-drawer {
                display: none;
            }
            .mobile-drawer.open {
                display: block;
            }
            .news-list-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .topics-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .news-data-strip {
                padding: 16px 18px;
            }
            .news-data-item .data-num {
                font-size: 1.5rem;
            }
            .filter-sort-bar {
                padding: 14px 18px;
            }
            .category-header h1 {
                font-size: 1.6rem;
            }
            .section-title {
                font-size: 1.35rem;
            }
            .subscribe-box {
                padding: 24px 26px;
            }
            .site-footer .container-page {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                text-align: left;
            }
        }
        @media (max-width: 520px) {
            .container-page {
                padding-left: 16px;
                padding-right: 16px;
            }
            .brand-row .container-page {
                gap: 8px;
            }
            .site-logo {
                font-size: 1.05rem;
            }
            .category-header .container-page {
                flex-direction: column;
                align-items: flex-start;
            }
            .category-header h1 {
                font-size: 1.4rem;
            }
            .news-data-item {
                min-width: 100px;
                flex: 1 1 100px;
            }
            .news-data-item .data-num {
                font-size: 1.3rem;
            }
            .filter-group select,
            .filter-group input[type="text"] {
                min-width: 100%;
                width: 100%;
            }
            .filter-group {
                width: 100%;
            }
            .news-card .news-title {
                font-size: 1rem;
            }
            .subscribe-box .sub-action {
                flex-direction: column;
                width: 100%;
            }
            .subscribe-box .sub-action .btn-white,
            .subscribe-box .sub-action .btn-outline-white {
                width: 100%;
                justify-content: center;
            }
        }