/* roulang page: index */
:root {
            --primary: #2563EB;
            --primary-hover: #1D4ED8;
            --primary-light: #EFF6FF;
            --accent-green: #10B981;
            --accent-amber: #F59E0B;
            --bg-page: #F7FAFD;
            --bg-white: #FFFFFF;
            --text-primary: #0F172A;
            --text-secondary: #475569;
            --text-weak: #94A3B8;
            --border-soft: rgba(148, 163, 184, 0.2);
            --radius-card: 18px;
            --radius-btn: 12px;
            --shadow-default: 0 10px 30px rgba(15, 23, 42, 0.05);
            --shadow-hover: 0 18px 40px rgba(15, 23, 42, 0.1);
            --transition: all 0.25s ease;
        }
        * {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            margin: 0;
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
            background-color: var(--bg-page);
            color: var(--text-primary);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        button {
            cursor: pointer;
            border: none;
            font-family: inherit;
            transition: var(--transition);
        }
        input {
            font-family: inherit;
            outline: none;
            transition: var(--transition);
        }
        .container-custom {
            max-width: 1280px;
            margin: 0 auto;
            padding-left: 16px;
            padding-right: 16px;
        }
        @media (min-width: 640px) {
            .container-custom {
                padding-left: 24px;
                padding-right: 24px;
            }
        }
        @media (min-width: 1024px) {
            .container-custom {
                padding-left: 32px;
                padding-right: 32px;
            }
        }
        .section-padding {
            padding-top: 64px;
            padding-bottom: 64px;
        }
        @media (min-width: 1024px) {
            .section-padding {
                padding-top: 80px;
                padding-bottom: 80px;
            }
        }
        .card-default {
            background: var(--bg-white);
            border-radius: var(--radius-card);
            border: 1px solid var(--border-soft);
            box-shadow: var(--shadow-default);
            transition: var(--transition);
        }
        .card-default:hover {
            box-shadow: var(--shadow-hover);
            border-color: var(--primary);
            transform: translateY(-2px);
        }
        .btn-primary {
            background-color: var(--primary);
            color: #FFFFFF;
            border-radius: var(--radius-btn);
            padding: 12px 24px;
            font-weight: 600;
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
            border: 2px solid var(--primary);
        }
        .btn-primary:hover {
            background-color: var(--primary-hover);
            border-color: var(--primary-hover);
            transform: translateY(-1px);
            box-shadow: 0 8px 20px rgba(37, 99, 235, 0.3);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: none;
        }
        .btn-secondary {
            background-color: transparent;
            color: var(--primary);
            border-radius: var(--radius-btn);
            padding: 12px 22px;
            font-weight: 600;
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
            border: 2px solid var(--primary);
        }
        .btn-secondary:hover {
            background-color: var(--primary-light);
            transform: translateY(-1px);
        }
        .btn-secondary:active {
            transform: translateY(0);
        }
        .btn-white {
            background-color: #FFFFFF;
            color: var(--primary);
            border-radius: var(--radius-btn);
            padding: 12px 24px;
            font-weight: 600;
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
            border: 2px solid #FFFFFF;
        }
        .btn-white:hover {
            background-color: var(--primary-light);
            border-color: var(--primary-light);
            transform: translateY(-1px);
        }
        .focus-visible-ring:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
            border-radius: var(--radius-btn);
        }
        .badge {
            display: inline-flex;
            align-items: center;
            padding: 3px 10px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.02em;
            line-height: 1.4;
        }
        .badge-live {
            background-color: #ECFDF5;
            color: #047857;
            border: 1px solid #A7F3D0;
        }
        .badge-upcoming {
            background-color: #FFF7ED;
            color: #C2410C;
            border: 1px solid #FED7AA;
        }
        .badge-finished {
            background-color: #F1F5F9;
            color: #64748B;
            border: 1px solid #E2E8F0;
        }
        .badge-league {
            background-color: var(--primary-light);
            color: var(--primary);
            border: 1px solid rgba(37, 99, 235, 0.2);
        }
        .score-number {
            font-family: 'SF Mono', 'Menlo', 'Consolas', 'PingFang SC', monospace;
            font-weight: 700;
            font-size: 24px;
            letter-spacing: 0.01em;
        }
        .nav-card {
            background: var(--bg-white);
            border: 1px solid var(--border-soft);
            border-radius: 14px;
            padding: 8px 16px;
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            transition: var(--transition);
        }
        .nav-card:hover {
            background: var(--primary-light);
            color: var(--primary);
            border-color: rgba(37, 99, 235, 0.3);
            transform: translateY(-1px);
        }
        .nav-card.active {
            background: var(--primary-light);
            color: var(--primary);
            border-color: var(--primary);
            border-left: 3px solid var(--primary);
        }
        .score-card-mini {
            background: var(--bg-white);
            border-radius: 14px;
            border: 1px solid var(--border-soft);
            padding: 16px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            box-shadow: var(--shadow-default);
            transition: var(--transition);
        }
        .score-card-mini:hover {
            box-shadow: var(--shadow-hover);
            border-color: rgba(37, 99, 235, 0.3);
        }
        .faq-item {
            background: var(--bg-white);
            border-radius: 14px;
            border: 1px solid var(--border-soft);
            margin-bottom: 12px;
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(37, 99, 235, 0.3);
        }
        .faq-question {
            padding: 18px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            font-weight: 600;
            font-size: 16px;
            color: var(--text-primary);
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
            transition: var(--transition);
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.3s ease;
            padding: 0 20px;
            color: var(--text-secondary);
            font-size: 15px;
            line-height: 1.8;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 20px 20px;
        }
        .faq-icon {
            font-size: 20px;
            color: var(--primary);
            transition: transform 0.3s ease;
            flex-shrink: 0;
            margin-left: 12px;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }
        .footer-section {
            background: #0F172A;
            color: #E2E8F0;
            padding-top: 64px;
            padding-bottom: 32px;
        }
        .footer-link {
            color: #94A3B8;
            font-size: 14px;
            transition: var(--transition);
            display: block;
            padding: 4px 0;
        }
        .footer-link:hover {
            color: #FFFFFF;
        }
        .fixed-bottom-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-top: 1px solid rgba(148, 163, 184, 0.25);
            padding: 12px 16px;
            padding-bottom: calc(12px + env(safe-area-inset-bottom));
            z-index: 50;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
            box-shadow: 0 -4px 20px rgba(15, 23, 42, 0.06);
        }
        .fixed-bottom-bar .close-btn {
            background: transparent;
            border: none;
            color: var(--text-weak);
            font-size: 20px;
            cursor: pointer;
            padding: 4px 8px;
            border-radius: 6px;
            transition: var(--transition);
        }
        .fixed-bottom-bar .close-btn:hover {
            color: var(--text-primary);
            background: #F1F5F9;
        }
        .mobile-menu {
            display: none;
            background: var(--bg-white);
            border-top: 1px solid var(--border-soft);
            padding: 16px;
            flex-direction: column;
            gap: 8px;
            box-shadow: var(--shadow-hover);
        }
        .mobile-menu.open {
            display: flex;
        }
        .mobile-nav-item {
            padding: 12px 16px;
            border-radius: 10px;
            font-weight: 500;
            font-size: 15px;
            color: var(--text-secondary);
            background: #F8FAFC;
            border: 1px solid transparent;
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .mobile-nav-item:hover {
            background: var(--primary-light);
            color: var(--primary);
        }
        .mobile-nav-item.active {
            background: var(--primary-light);
            color: var(--primary);
            border-color: var(--primary);
        }
        .hero-bg-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(255, 255, 255, 0.92) 0%, rgba(248, 250, 252, 0.82) 50%, rgba(239, 246, 255, 0.75) 100%);
            z-index: 0;
        }
        .hero-content {
            position: relative;
            z-index: 1;
        }
        @media (min-width: 1024px) {
            .hero-min-height {
                min-height: 600px;
            }
        }
        @media (max-width: 1023px) {
            .hero-min-height {
                min-height: auto;
                padding-top: 48px;
                padding-bottom: 48px;
            }
        }
        .section-alt-bg {
            background: #FFFFFF;
        }
        .section-bg-blue-soft {
            background: #EFF6FF;
        }
        .section-bg-slate-soft {
            background: #F8FAFC;
        }
        .progress-bar-bg {
            background: #E8EDF5;
            border-radius: 999px;
            height: 10px;
            overflow: hidden;
        }
        .progress-fill {
            background: linear-gradient(90deg, var(--primary) 0%, #3B82F6 100%);
            height: 100%;
            border-radius: 999px;
            transition: width 0.6s ease;
        }
        .vision-grid {
            display: grid;
            gap: 20px;
        }
        @media (min-width: 768px) {
            .vision-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (min-width: 1024px) {
            .vision-grid {
                grid-template-columns: repeat(3, 1fr);
            }
        }
        .scenario-grid {
            display: grid;
            gap: 20px;
        }
        @media (min-width: 768px) {
            .scenario-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (min-width: 1024px) {
            .scenario-grid {
                grid-template-columns: repeat(3, 1fr);
            }
        }
        .news-grid {
            display: grid;
            gap: 20px;
        }
        @media (min-width: 768px) {
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (min-width: 1024px) {
            .news-grid {
                grid-template-columns: repeat(3, 1fr);
            }
        }
        .footer-grid {
            display: grid;
            gap: 32px;
        }
        @media (min-width: 768px) {
            .footer-grid {
                grid-template-columns: 2fr 1fr 1fr 1.5fr;
            }
        }
        .btn-group-hero {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-top: 24px;
        }
        .team-name {
            font-weight: 600;
            font-size: 15px;
            color: var(--text-primary);
            white-space: nowrap;
        }
        .stat-value-large {
            font-size: 32px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.01em;
            line-height: 1.2;
        }
        .text-balance {
            text-wrap: balance;
        }

/* roulang page: category2 */
:root {
            --primary: #2563EB;
            --primary-hover: #1D4ED8;
            --primary-light: #EFF6FF;
            --accent-green: #10B981;
            --accent-amber: #F59E0B;
            --bg-page: #F7FAFD;
            --bg-white: #FFFFFF;
            --text-primary: #0F172A;
            --text-secondary: #475569;
            --text-weak: #94A3B8;
            --border-soft: rgba(148, 163, 184, 0.2);
            --radius-card: 18px;
            --radius-btn: 12px;
            --shadow-default: 0 10px 30px rgba(15, 23, 42, 0.05);
            --shadow-hover: 0 18px 40px rgba(15, 23, 42, 0.1);
            --transition: all 0.25s ease;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            margin: 0;
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
            background-color: var(--bg-page);
            color: var(--text-primary);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        button {
            cursor: pointer;
            border: none;
            font-family: inherit;
            transition: var(--transition);
        }
        input {
            font-family: inherit;
            outline: none;
            transition: var(--transition);
        }
        .container-custom {
            max-width: 1280px;
            margin: 0 auto;
            padding-left: 16px;
            padding-right: 16px;
        }
        @media (min-width: 640px) {
            .container-custom {
                padding-left: 24px;
                padding-right: 24px;
            }
        }
        @media (min-width: 1024px) {
            .container-custom {
                padding-left: 32px;
                padding-right: 32px;
            }
        }
        .section-padding {
            padding-top: 64px;
            padding-bottom: 64px;
        }
        @media (min-width: 768px) {
            .section-padding {
                padding-top: 80px;
                padding-bottom: 80px;
            }
        }
        .card-default {
            background: var(--bg-white);
            border-radius: var(--radius-card);
            border: 1px solid var(--border-soft);
            box-shadow: var(--shadow-default);
            transition: var(--transition);
        }
        .card-default:hover {
            box-shadow: var(--shadow-hover);
            border-color: var(--primary);
            transform: translateY(-2px);
        }
        .btn-primary {
            background-color: var(--primary);
            color: #FFFFFF;
            border-radius: var(--radius-btn);
            padding: 12px 24px;
            font-weight: 600;
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
            border: 2px solid var(--primary);
        }
        .btn-primary:hover {
            background-color: var(--primary-hover);
            border-color: var(--primary-hover);
            transform: translateY(-1px);
            box-shadow: 0 8px 20px rgba(37, 99, 235, 0.3);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: none;
        }
        .btn-secondary {
            background-color: transparent;
            color: var(--primary);
            border-radius: var(--radius-btn);
            padding: 12px 22px;
            font-weight: 600;
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
            border: 2px solid var(--primary);
        }
        .btn-secondary:hover {
            background-color: var(--primary-light);
            transform: translateY(-1px);
        }
        .btn-secondary:active {
            transform: translateY(0);
        }
        .btn-white {
            background-color: #FFFFFF;
            color: var(--primary);
            border-radius: var(--radius-btn);
            padding: 12px 24px;
            font-weight: 600;
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
            border: 2px solid #FFFFFF;
        }
        .btn-white:hover {
            background-color: var(--primary-light);
            border-color: var(--primary-light);
            transform: translateY(-1px);
        }
        .badge {
            display: inline-flex;
            align-items: center;
            padding: 3px 10px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.02em;
            line-height: 1.4;
        }
        .badge-live {
            background-color: #ECFDF5;
            color: #047857;
            border: 1px solid #A7F3D0;
        }
        .badge-upcoming {
            background-color: #FFF7ED;
            color: #C2410C;
            border: 1px solid #FED7AA;
        }
        .badge-finished {
            background-color: #F1F5F9;
            color: #64748B;
            border: 1px solid #E2E8F0;
        }
        .badge-league {
            background-color: var(--primary-light);
            color: var(--primary);
            border: 1px solid rgba(37, 99, 235, 0.2);
        }
        .nav-card {
            background: var(--bg-white);
            border: 1px solid var(--border-soft);
            border-radius: 14px;
            padding: 8px 16px;
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            transition: var(--transition);
        }
        .nav-card:hover {
            background: var(--primary-light);
            color: var(--primary);
            border-color: rgba(37, 99, 235, 0.3);
            transform: translateY(-1px);
        }
        .nav-card.active {
            background: var(--primary-light);
            color: var(--primary);
            border-color: var(--primary);
            border-left: 3px solid var(--primary);
        }
        .footer-section {
            background-color: #0B1B3A;
            padding-top: 64px;
            padding-bottom: 24px;
            color: #E2E8F0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 40px;
        }
        @media (min-width: 768px) {
            .footer-grid {
                grid-template-columns: 2fr 1fr 1fr 1.5fr;
            }
        }
        .footer-link {
            display: block;
            color: #94A3B8;
            font-size: 14px;
            margin-bottom: 8px;
            transition: var(--transition);
        }
        .footer-link:hover {
            color: #FFFFFF;
            transform: translateX(2px);
        }
        .focus-visible-ring:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }
        .filter-chip {
            padding: 8px 16px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 500;
            background: var(--bg-white);
            border: 1px solid var(--border-soft);
            color: var(--text-secondary);
            white-space: nowrap;
            transition: var(--transition);
            cursor: pointer;
        }
        .filter-chip:hover {
            background: var(--primary-light);
            color: var(--primary);
            border-color: rgba(37, 99, 235, 0.3);
        }
        .filter-chip.active {
            background: var(--primary);
            color: #FFFFFF;
            border-color: var(--primary);
        }
        .timeline-item {
            position: relative;
            padding-left: 24px;
            padding-bottom: 20px;
            border-left: 2px solid var(--border-soft);
        }
        .timeline-item:last-child {
            border-left-color: transparent;
            padding-bottom: 0;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -7px;
            top: 6px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--bg-white);
            border: 2px solid var(--primary);
            z-index: 1;
        }
        .timeline-item.live::before {
            background: var(--accent-green);
            border-color: var(--accent-green);
            box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.2);
        }
        .hero-overlay {
            background: linear-gradient(135deg, rgba(255, 255, 255, 0.92) 0%, rgba(239, 246, 255, 0.88) 100%);
        }
        .countdown-num {
            font-variant-numeric: tabular-nums;
            font-weight: 700;
            color: var(--primary);
            font-size: 24px;
            line-height: 1.2;
        }
        .countdown-label {
            font-size: 12px;
            color: var(--text-secondary);
            margin-top: 2px;
        }

/* roulang page: category1 */
:root {
            --primary: #2563EB;
            --primary-hover: #1D4ED8;
            --primary-light: #EFF6FF;
            --accent-green: #10B981;
            --accent-amber: #F59E0B;
            --bg-page: #F7FAFD;
            --bg-white: #FFFFFF;
            --text-primary: #0F172A;
            --text-secondary: #475569;
            --text-weak: #94A3B8;
            --border-soft: rgba(148, 163, 184, 0.2);
            --radius-card: 18px;
            --radius-btn: 12px;
            --shadow-default: 0 10px 30px rgba(15, 23, 42, 0.05);
            --shadow-hover: 0 18px 40px rgba(15, 23, 42, 0.1);
            --transition: all 0.25s ease;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
            background-color: var(--bg-page);
            color: var(--text-primary);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

        button {
            cursor: pointer;
            border: none;
            font-family: inherit;
            transition: var(--transition);
        }

        input {
            font-family: inherit;
            outline: none;
            transition: var(--transition);
        }

        :focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }

        .container-custom {
            max-width: 1280px;
            margin: 0 auto;
            padding-left: 16px;
            padding-right: 16px;
        }

        @media (min-width: 640px) {
            .container-custom {
                padding-left: 24px;
                padding-right: 24px;
            }
        }

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

        .section-padding {
            padding-top: 56px;
            padding-bottom: 56px;
        }

        @media (min-width: 1024px) {
            .section-padding {
                padding-top: 72px;
                padding-bottom: 72px;
            }
        }

        .card-default {
            background: var(--bg-white);
            border-radius: var(--radius-card);
            border: 1px solid var(--border-soft);
            box-shadow: var(--shadow-default);
            transition: var(--transition);
        }

        .card-default:hover {
            box-shadow: var(--shadow-hover);
            border-color: rgba(37, 99, 235, 0.35);
            transform: translateY(-2px);
        }

        .btn-primary {
            background-color: var(--primary);
            color: #FFFFFF;
            border-radius: var(--radius-btn);
            padding: 12px 24px;
            font-weight: 600;
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
            border: 2px solid var(--primary);
        }
        .btn-primary:hover {
            background-color: var(--primary-hover);
            border-color: var(--primary-hover);
            transform: translateY(-1px);
            box-shadow: 0 8px 20px rgba(37, 99, 235, 0.3);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: none;
        }

        .btn-secondary {
            background-color: transparent;
            color: var(--primary);
            border-radius: var(--radius-btn);
            padding: 12px 22px;
            font-weight: 600;
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
            border: 2px solid var(--primary);
        }
        .btn-secondary:hover {
            background-color: var(--primary-light);
            transform: translateY(-1px);
        }
        .btn-secondary:active {
            transform: translateY(0);
        }

        .badge {
            display: inline-flex;
            align-items: center;
            padding: 3px 10px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.02em;
            line-height: 1.4;
        }
        .badge-live {
            background-color: #ECFDF5;
            color: #047857;
            border: 1px solid #A7F3D0;
        }
        .badge-upcoming {
            background-color: #FFF7ED;
            color: #C2410C;
            border: 1px solid #FED7AA;
        }
        .badge-finished {
            background-color: #F1F5F9;
            color: #64748B;
            border: 1px solid #E2E8F0;
        }
        .badge-league {
            background-color: var(--primary-light);
            color: var(--primary);
            border: 1px solid rgba(37, 99, 235, 0.2);
        }

        .nav-card {
            background: var(--bg-white);
            border: 1px solid var(--border-soft);
            border-radius: 14px;
            padding: 8px 16px;
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            transition: var(--transition);
        }
        .nav-card:hover {
            background: var(--primary-light);
            color: var(--primary);
            border-color: rgba(37, 99, 235, 0.3);
            transform: translateY(-1px);
        }
        .nav-card.active {
            background: var(--primary-light);
            color: var(--primary);
            border-color: var(--primary);
            border-left: 3px solid var(--primary);
        }

        .score-card-mini {
            background: var(--bg-white);
            border-radius: 16px;
            border: 1px solid var(--border-soft);
            box-shadow: var(--shadow-default);
            transition: var(--transition);
            padding: 18px 20px;
        }
        .score-card-mini:hover {
            box-shadow: var(--shadow-hover);
            border-color: rgba(37, 99, 235, 0.35);
            transform: translateY(-2px);
        }

        .score-number {
            font-family: 'Roboto Mono', 'SFMono-Regular', 'Consolas', 'Courier New', monospace;
            font-weight: 800;
            font-size: 26px;
            letter-spacing: 0.03em;
            color: var(--text-primary);
            line-height: 1.1;
        }

        .filter-btn {
            background: var(--bg-white);
            border: 1px solid var(--border-soft);
            border-radius: 10px;
            padding: 6px 16px;
            font-size: 13px;
            font-weight: 500;
            color: var(--text-secondary);
            transition: var(--transition);
            white-space: nowrap;
        }
        .filter-btn:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-light);
        }
        .filter-btn.active {
            background: var(--primary);
            color: #FFFFFF;
            border-color: var(--primary);
        }

        .stat-number {
            font-size: 32px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
            font-family: 'Roboto Mono', 'SFMono-Regular', 'Consolas', monospace;
        }

        .footer-section {
            background: #0F172A;
            color: #E2E8F0;
            padding-top: 56px;
            padding-bottom: 24px;
        }
        .footer-link {
            display: block;
            color: #94A3B8;
            font-size: 14px;
            padding: 4px 0;
            transition: var(--transition);
        }
        .footer-link:hover {
            color: #FFFFFF;
            transform: translateX(3px);
        }

        .article-cover {
            aspect-ratio: 16/9;
            object-fit: cover;
            border-radius: 12px;
            width: 100%;
            background: #E2E8F0;
        }

        .horizontal-scroll {
            display: flex;
            gap: 16px;
            overflow-x: auto;
            padding-bottom: 8px;
            scroll-snap-type: x proximity;
            -webkit-overflow-scrolling: touch;
        }
        .horizontal-scroll > * {
            scroll-snap-align: start;
            flex-shrink: 0;
        }
        .horizontal-scroll::-webkit-scrollbar {
            height: 6px;
        }
        .horizontal-scroll::-webkit-scrollbar-track {
            background: #E2E8F0;
            border-radius: 999px;
        }
        .horizontal-scroll::-webkit-scrollbar-thumb {
            background: #94A3B8;
            border-radius: 999px;
        }

        .header-glass {
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-soft);
            position: sticky;
            top: 0;
            z-index: 50;
        }

        .mobile-menu-panel {
            display: none;
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-soft);
            padding: 16px 24px;
            box-shadow: 0 20px 40px rgba(15, 23, 42, 0.06);
        }
        .mobile-menu-panel.open {
            display: block;
        }

        .hero-bg-live {
            background: linear-gradient(140deg, #EFF6FF 0%, #F8FAFC 55%, #F1F5F9 100%);
            border-bottom: 1px solid var(--border-soft);
            position: relative;
            overflow: hidden;
        }
        .hero-bg-live::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/b940c9e6f55100fb.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.06;
            pointer-events: none;
        }

        .divider-soft {
            height: 1px;
            background: var(--border-soft);
            border: none;
            margin: 0;
        }

/* roulang page: category3 */
:root {
            --primary: #2563EB;
            --primary-hover: #1D4ED8;
            --primary-light: #EFF6FF;
            --accent-green: #10B981;
            --accent-amber: #F59E0B;
            --bg-page: #F7FAFD;
            --bg-white: #FFFFFF;
            --text-primary: #0F172A;
            --text-secondary: #475569;
            --text-weak: #94A3B8;
            --border-soft: rgba(148, 163, 184, 0.2);
            --radius-card: 18px;
            --radius-btn: 12px;
            --shadow-default: 0 10px 30px rgba(15, 23, 42, 0.05);
            --shadow-hover: 0 18px 40px rgba(15, 23, 42, 0.1);
            --transition: all 0.25s ease;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
            background-color: var(--bg-page);
            color: var(--text-primary);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

        input {
            font-family: inherit;
            outline: none;
            transition: var(--transition);
            box-sizing: border-box;
        }

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

        .container-custom {
            max-width: 1280px;
            margin: 0 auto;
            padding-left: 16px;
            padding-right: 16px;
        }

        @media (min-width: 640px) {
            .container-custom {
                padding-left: 24px;
                padding-right: 24px;
            }
        }

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

        .section-padding {
            padding-top: 48px;
            padding-bottom: 48px;
        }

        @media (min-width: 1024px) {
            .section-padding {
                padding-top: 72px;
                padding-bottom: 72px;
            }
        }

        .card-default {
            background: var(--bg-white);
            border-radius: var(--radius-card);
            border: 1px solid var(--border-soft);
            box-shadow: var(--shadow-default);
            transition: var(--transition);
        }

        .card-default:hover {
            box-shadow: var(--shadow-hover);
            border-color: rgba(37, 99, 235, 0.35);
            transform: translateY(-2px);
        }

        .btn-primary {
            background-color: var(--primary);
            color: #FFFFFF;
            border-radius: var(--radius-btn);
            padding: 12px 24px;
            font-weight: 600;
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
            border: 2px solid var(--primary);
            justify-content: center;
        }

        .btn-primary:hover {
            background-color: var(--primary-hover);
            border-color: var(--primary-hover);
            transform: translateY(-1px);
            box-shadow: 0 8px 20px rgba(37, 99, 235, 0.3);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: none;
        }

        .btn-secondary {
            background-color: transparent;
            color: var(--primary);
            border-radius: var(--radius-btn);
            padding: 12px 22px;
            font-weight: 600;
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
            border: 2px solid var(--primary);
            justify-content: center;
        }

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

        .btn-secondary:active {
            transform: translateY(0);
        }

        .btn-white {
            background-color: #FFFFFF;
            color: var(--primary);
            border-radius: var(--radius-btn);
            padding: 12px 24px;
            font-weight: 600;
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
            border: 2px solid #FFFFFF;
            justify-content: center;
        }

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

        .badge {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.02em;
            line-height: 1.4;
            white-space: nowrap;
        }

        .badge-live {
            background-color: #ECFDF5;
            color: #047857;
            border: 1px solid #A7F3D0;
        }

        .badge-upcoming {
            background-color: #FFF7ED;
            color: #C2410C;
            border: 1px solid #FED7AA;
        }

        .badge-finished {
            background-color: #F1F5F9;
            color: #64748B;
            border: 1px solid #E2E8F0;
        }

        .badge-league {
            background-color: var(--primary-light);
            color: var(--primary);
            border: 1px solid rgba(37, 99, 235, 0.2);
        }

        .badge-green {
            background-color: #ECFDF5;
            color: #047857;
            border: 1px solid #A7F3D0;
        }

        .badge-amber {
            background-color: #FFF7ED;
            color: #C2410C;
            border: 1px solid #FED7AA;
        }

        .nav-card {
            background: var(--bg-white);
            border: 1px solid var(--border-soft);
            border-radius: 14px;
            padding: 8px 16px;
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            transition: var(--transition);
            white-space: nowrap;
        }

        .nav-card:hover {
            background: var(--primary-light);
            color: var(--primary);
            border-color: rgba(37, 99, 235, 0.3);
            transform: translateY(-1px);
        }

        .nav-card.active {
            background: var(--primary-light);
            color: var(--primary);
            border-color: var(--primary);
            border-left: 3px solid var(--primary);
        }

        .score-card-mini {
            background: var(--bg-white);
            border-radius: 14px;
            border: 1px solid var(--border-soft);
            padding: 12px 16px;
            transition: var(--transition);
        }

        .score-card-mini:hover {
            box-shadow: var(--shadow-hover);
            border-color: rgba(37, 99, 235, 0.35);
            transform: translateY(-1px);
        }

        .data-table-row {
            display: grid;
            grid-template-columns: 40px 1fr 70px 70px 70px 80px;
            gap: 8px;
            align-items: center;
            padding: 14px 16px;
            border-bottom: 1px solid var(--border-soft);
            font-size: 14px;
            transition: var(--transition);
        }

        .data-table-row:last-child {
            border-bottom: none;
        }

        .data-table-row:hover {
            background-color: var(--primary-light);
        }

        .data-table-header {
            display: grid;
            grid-template-columns: 40px 1fr 70px 70px 70px 80px;
            gap: 8px;
            align-items: center;
            padding: 12px 16px;
            font-size: 13px;
            font-weight: 600;
            color: var(--text-weak);
            letter-spacing: 0.03em;
            text-transform: uppercase;
            border-bottom: 2px solid var(--border-soft);
            background: #FAFBFC;
            border-radius: 0;
        }

        .stat-number {
            font-family: 'SF Mono', 'Fira Code', 'Roboto Mono', monospace;
            font-weight: 700;
            font-size: 18px;
            color: var(--text-primary);
            letter-spacing: -0.01em;
        }

        .hover-lift {
            transition: var(--transition);
        }

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

        .focus-visible-ring:focus-visible {
            outline: 3px solid var(--primary);
            outline-offset: 2px;
            border-radius: 8px;
        }

        .header-wrap {
            position: sticky;
            top: 0;
            z-index: 50;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-soft);
            padding-top: 12px;
            padding-bottom: 12px;
        }

        .mobile-menu {
            display: none;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, opacity 0.25s ease;
            opacity: 0;
            background: var(--bg-white);
            border-radius: 0 0 18px 18px;
            border: 1px solid var(--border-soft);
            border-top: none;
            box-shadow: var(--shadow-hover);
            margin-top: 8px;
            padding: 0 16px;
        }

        .mobile-menu.open {
            max-height: 520px;
            opacity: 1;
            padding: 16px;
        }

        .footer-section {
            background: #0F172A;
            padding-top: 56px;
            padding-bottom: 32px;
            color: #E2E8F0;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.4fr;
            gap: 32px;
        }

        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 640px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }

        .footer-link {
            display: block;
            color: #94A3B8;
            font-size: 14px;
            margin-bottom: 10px;
            transition: var(--transition);
        }

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

        .champion-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--primary-light);
            border: 1px solid rgba(37, 99, 235, 0.2);
            border-radius: 999px;
            padding: 5px 14px;
            font-size: 13px;
            font-weight: 500;
            color: var(--primary);
            transition: var(--transition);
        }

        .champion-chip:hover {
            background: var(--primary);
            color: #FFFFFF;
            border-color: var(--primary);
            transform: translateY(-1px);
        }

        .progress-bar {
            height: 6px;
            background: #E2E8F0;
            border-radius: 999px;
            overflow: hidden;
            flex: 1;
        }

        .progress-fill {
            height: 100%;
            border-radius: 999px;
            background: var(--primary);
            transition: width 0.6s ease;
        }

        .table-wrap {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            border-radius: var(--radius-card);
            border: 1px solid var(--border-soft);
            background: var(--bg-white);
            box-shadow: var(--shadow-default);
        }

        .table-wrap table {
            width: 100%;
            min-width: 640px;
            border-collapse: collapse;
        }

        .table-wrap th {
            text-align: left;
            padding: 14px 16px;
            font-size: 13px;
            font-weight: 600;
            color: var(--text-weak);
            letter-spacing: 0.03em;
            background: #FAFBFC;
            border-bottom: 2px solid var(--border-soft);
            white-space: nowrap;
        }

        .table-wrap td {
            padding: 14px 16px;
            font-size: 14px;
            border-bottom: 1px solid var(--border-soft);
            white-space: nowrap;
        }

        .table-wrap tr:last-child td {
            border-bottom: none;
        }

        .table-wrap tbody tr {
            transition: var(--transition);
        }

        .table-wrap tbody tr:hover {
            background-color: var(--primary-light);
        }

        .section-alt {
            background: #FFFFFF;
            border-top: 1px solid var(--border-soft);
            border-bottom: 1px solid var(--border-soft);
        }

        .section-accent {
            background: linear-gradient(135deg, #EFF6FF 0%, #F8FAFC 100%);
            border-top: 1px solid rgba(37, 99, 235, 0.1);
            border-bottom: 1px solid rgba(37, 99, 235, 0.1);
        }

/* roulang page: category4 */
:root {
            --primary: #2563EB;
            --primary-hover: #1D4ED8;
            --primary-light: #EFF6FF;
            --accent-green: #10B981;
            --accent-amber: #F59E0B;
            --bg-page: #F7FAFD;
            --bg-white: #FFFFFF;
            --text-primary: #0F172A;
            --text-secondary: #475569;
            --text-weak: #94A3B8;
            --border-soft: rgba(148, 163, 184, 0.2);
            --radius-card: 18px;
            --radius-btn: 12px;
            --shadow-default: 0 10px 30px rgba(15, 23, 42, 0.05);
            --shadow-hover: 0 18px 40px rgba(15, 23, 42, 0.1);
            --transition: all 0.25s ease;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            margin: 0;
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
            background-color: var(--bg-page);
            color: var(--text-primary);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        button {
            cursor: pointer;
            border: none;
            font-family: inherit;
            transition: var(--transition);
        }
        input {
            font-family: inherit;
            outline: none;
            transition: var(--transition);
        }
        .container-custom {
            max-width: 1280px;
            margin: 0 auto;
            padding-left: 16px;
            padding-right: 16px;
        }
        @media (min-width: 640px) {
            .container-custom {
                padding-left: 24px;
                padding-right: 24px;
            }
        }
        @media (min-width: 1024px) {
            .container-custom {
                padding-left: 32px;
                padding-right: 32px;
            }
        }
        .section-padding {
            padding-top: 56px;
            padding-bottom: 56px;
        }
        @media (min-width: 768px) {
            .section-padding {
                padding-top: 72px;
                padding-bottom: 72px;
            }
        }
        @media (min-width: 1280px) {
            .section-padding {
                padding-top: 88px;
                padding-bottom: 88px;
            }
        }
        .card-default {
            background: var(--bg-white);
            border-radius: var(--radius-card);
            border: 1px solid var(--border-soft);
            box-shadow: var(--shadow-default);
            transition: var(--transition);
        }
        .card-default:hover {
            box-shadow: var(--shadow-hover);
            border-color: rgba(37, 99, 235, 0.35);
            transform: translateY(-2px);
        }
        .btn-primary {
            background-color: var(--primary);
            color: #FFFFFF;
            border-radius: var(--radius-btn);
            padding: 12px 24px;
            font-weight: 600;
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
            border: 2px solid var(--primary);
            white-space: nowrap;
        }
        .btn-primary:hover {
            background-color: var(--primary-hover);
            border-color: var(--primary-hover);
            transform: translateY(-1px);
            box-shadow: 0 8px 20px rgba(37, 99, 235, 0.3);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: none;
        }
        .btn-secondary {
            background-color: transparent;
            color: var(--primary);
            border-radius: var(--radius-btn);
            padding: 12px 22px;
            font-weight: 600;
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
            border: 2px solid var(--primary);
            white-space: nowrap;
        }
        .btn-secondary:hover {
            background-color: var(--primary-light);
            transform: translateY(-1px);
        }
        .btn-secondary:active {
            transform: translateY(0);
        }
        .badge {
            display: inline-flex;
            align-items: center;
            padding: 3px 10px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.02em;
            line-height: 1.4;
            white-space: nowrap;
        }
        .badge-live {
            background-color: #ECFDF5;
            color: #047857;
            border: 1px solid #A7F3D0;
        }
        .badge-upcoming {
            background-color: #FFF7ED;
            color: #C2410C;
            border: 1px solid #FED7AA;
        }
        .badge-finished {
            background-color: #F1F5F9;
            color: #64748B;
            border: 1px solid #E2E8F0;
        }
        .badge-league {
            background-color: var(--primary-light);
            color: var(--primary);
            border: 1px solid rgba(37, 99, 235, 0.2);
        }
        .badge-version {
            background-color: #F0F9FF;
            color: #0369A1;
            border: 1px solid #BAE6FD;
        }
        .badge-hot {
            background-color: #FEF2F2;
            color: #B91C1C;
            border: 1px solid #FECACA;
        }
        .nav-card {
            background: var(--bg-white);
            border: 1px solid var(--border-soft);
            border-radius: 14px;
            padding: 8px 16px;
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            transition: var(--transition);
        }
        .nav-card:hover {
            background: var(--primary-light);
            color: var(--primary);
            border-color: rgba(37, 99, 235, 0.3);
            transform: translateY(-1px);
        }
        .nav-card.active {
            background: var(--primary-light);
            color: var(--primary);
            border-color: var(--primary);
            border-left: 3px solid var(--primary);
        }
        .focus-visible-ring:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }
        .nav-card:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }
        .btn-primary:focus-visible,
        .btn-secondary:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }
        .article-card {
            background: var(--bg-white);
            border-radius: var(--radius-card);
            border: 1px solid var(--border-soft);
            box-shadow: var(--shadow-default);
            transition: var(--transition);
            overflow: hidden;
            display: flex;
            flex-direction: column;
        }
        .article-card:hover {
            box-shadow: var(--shadow-hover);
            border-color: rgba(37, 99, 235, 0.35);
            transform: translateY(-3px);
        }
        .article-image-wrap {
            aspect-ratio: 16/9;
            overflow: hidden;
            background-color: #E2E8F0;
            position: relative;
        }
        .article-image-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .tag-btn {
            background: var(--bg-white);
            border: 1px solid var(--border-soft);
            border-radius: 999px;
            padding: 8px 18px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            transition: var(--transition);
            white-space: nowrap;
        }
        .tag-btn:hover {
            background: var(--primary-light);
            color: var(--primary);
            border-color: rgba(37, 99, 235, 0.35);
        }
        .tag-btn.active {
            background: var(--primary);
            color: #FFFFFF;
            border-color: var(--primary);
        }
        .tag-btn:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }
        .featured-article {
            background: var(--bg-white);
            border-radius: var(--radius-card);
            border: 1px solid var(--border-soft);
            box-shadow: var(--shadow-default);
            transition: var(--transition);
            overflow: hidden;
        }
        .featured-article:hover {
            box-shadow: var(--shadow-hover);
            border-color: rgba(37, 99, 235, 0.35);
            transform: translateY(-2px);
        }
        .footer-section {
            background: #0F172A;
            color: #94A3B8;
            padding-top: 48px;
            padding-bottom: 24px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 32px;
        }
        @media (min-width: 640px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }
        @media (min-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
                gap: 32px;
            }
        }
        .footer-link {
            display: block;
            color: #94A3B8;
            font-size: 14px;
            padding: 4px 0;
            transition: var(--transition);
        }
        .footer-link:hover {
            color: #FFFFFF;
            transform: translateX(2px);
        }
        .timeline-item {
            position: relative;
            padding-left: 24px;
            padding-bottom: 20px;
            border-left: 2px solid rgba(37, 99, 235, 0.2);
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -6px;
            top: 6px;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--primary);
            border: 2px solid var(--bg-white);
            box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.3);
        }
        .timeline-item:last-child {
            border-left-color: transparent;
            padding-bottom: 0;
        }
        .version-number-display {
            font-family: 'SF Mono', 'Cascadia Code', 'Consolas', 'Courier New', monospace;
            font-weight: 700;
            font-size: 28px;
            line-height: 1.2;
            color: var(--primary);
        }
        @media (min-width: 768px) {
            .version-number-display {
                font-size: 32px;
            }
        }
        .section-heading {
            font-size: 24px;
            font-weight: 700;
            color: var(--text-primary);
            line-height: 1.35;
            margin-bottom: 8px;
        }
        @media (min-width: 768px) {
            .section-heading {
                font-size: 28px;
            }
        }
        .section-subheading {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 720px;
        }
        .stat-number {
            font-family: 'SF Mono', 'Cascadia Code', 'Consolas', 'Courier New', monospace;
            font-weight: 700;
            font-size: 32px;
            line-height: 1.2;
            color: var(--primary);
        }
        @media (min-width: 768px) {
            .stat-number {
                font-size: 40px;
            }
        }
        .mobile-menu-panel {
            background: var(--bg-white);
            border-radius: 16px;
            border: 1px solid var(--border-soft);
            box-shadow: 0 20px 50px rgba(15, 23, 42, 0.15);
            padding: 16px;
        }
        .mobile-nav-link {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 10px 14px;
            border-radius: 10px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            transition: var(--transition);
        }
        .mobile-nav-link:hover {
            background: var(--primary-light);
            color: var(--primary);
        }
        .mobile-nav-link.active {
            background: var(--primary-light);
            color: var(--primary);
            border-left: 3px solid var(--primary);
        }

/* roulang page: category5 */
:root {
            --primary: #2563EB;
            --primary-hover: #1D4ED8;
            --primary-light: #EFF6FF;
            --accent-green: #10B981;
            --accent-amber: #F59E0B;
            --bg-page: #F7FAFD;
            --bg-white: #FFFFFF;
            --text-primary: #0F172A;
            --text-secondary: #475569;
            --text-weak: #94A3B8;
            --border-soft: rgba(148, 163, 184, 0.2);
            --radius-card: 18px;
            --radius-btn: 12px;
            --shadow-default: 0 10px 30px rgba(15, 23, 42, 0.05);
            --shadow-hover: 0 18px 40px rgba(15, 23, 42, 0.1);
            --transition: all 0.25s ease;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            margin: 0;
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
            background-color: var(--bg-page);
            color: var(--text-primary);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        button {
            cursor: pointer;
            border: none;
            font-family: inherit;
            transition: var(--transition);
        }
        input {
            font-family: inherit;
            outline: none;
            transition: var(--transition);
        }
        .container-custom {
            max-width: 1280px;
            margin: 0 auto;
            padding-left: 16px;
            padding-right: 16px;
        }
        @media (min-width: 640px) {
            .container-custom {
                padding-left: 24px;
                padding-right: 24px;
            }
        }
        @media (min-width: 1024px) {
            .container-custom {
                padding-left: 32px;
                padding-right: 32px;
            }
        }
        .section-padding {
            padding-top: 64px;
            padding-bottom: 64px;
        }
        @media (min-width: 768px) {
            .section-padding {
                padding-top: 80px;
                padding-bottom: 80px;
            }
        }
        .card-default {
            background: var(--bg-white);
            border-radius: var(--radius-card);
            border: 1px solid var(--border-soft);
            box-shadow: var(--shadow-default);
            transition: var(--transition);
        }
        .card-default:hover {
            box-shadow: var(--shadow-hover);
            border-color: var(--primary);
            transform: translateY(-2px);
        }
        .btn-primary {
            background-color: var(--primary);
            color: #FFFFFF;
            border-radius: var(--radius-btn);
            padding: 12px 24px;
            font-weight: 600;
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
            border: 2px solid var(--primary);
        }
        .btn-primary:hover {
            background-color: var(--primary-hover);
            border-color: var(--primary-hover);
            transform: translateY(-1px);
            box-shadow: 0 8px 20px rgba(37, 99, 235, 0.3);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: none;
        }
        .btn-secondary {
            background-color: transparent;
            color: var(--primary);
            border-radius: var(--radius-btn);
            padding: 12px 22px;
            font-weight: 600;
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
            border: 2px solid var(--primary);
        }
        .btn-secondary:hover {
            background-color: var(--primary-light);
            transform: translateY(-1px);
        }
        .btn-secondary:active {
            transform: translateY(0);
        }
        .btn-white {
            background-color: #FFFFFF;
            color: var(--primary);
            border-radius: var(--radius-btn);
            padding: 12px 24px;
            font-weight: 600;
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
            border: 2px solid #FFFFFF;
        }
        .btn-white:hover {
            background-color: var(--primary-light);
            border-color: var(--primary-light);
            transform: translateY(-1px);
        }
        .badge {
            display: inline-flex;
            align-items: center;
            padding: 3px 10px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.02em;
            line-height: 1.4;
        }
        .badge-live {
            background-color: #ECFDF5;
            color: #047857;
            border: 1px solid #A7F3D0;
        }
        .badge-upcoming {
            background-color: #FFF7ED;
            color: #C2410C;
            border: 1px solid #FED7AA;
        }
        .badge-finished {
            background-color: #F1F5F9;
            color: #64748B;
            border: 1px solid #E2E8F0;
        }
        .badge-league {
            background-color: var(--primary-light);
            color: var(--primary);
            border: 1px solid rgba(37, 99, 235, 0.2);
        }
        .badge-guide {
            background-color: var(--primary-light);
            color: var(--primary);
            border: 1px solid rgba(37, 99, 235, 0.25);
        }
        .badge-beginner {
            background-color: #ECFDF5;
            color: #047857;
            border: 1px solid #A7F3D0;
        }
        .badge-advanced {
            background-color: #FFF7ED;
            color: #C2410C;
            border: 1px solid #FED7AA;
        }
        .badge-special {
            background-color: #F5F3FF;
            color: #6D28D9;
            border: 1px solid #DDD6FE;
        }
        .nav-card {
            background: var(--bg-white);
            border: 1px solid var(--border-soft);
            border-radius: 14px;
            padding: 8px 16px;
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            transition: var(--transition);
            white-space: nowrap;
        }
        .nav-card:hover {
            background: var(--primary-light);
            color: var(--primary);
            border-color: rgba(37, 99, 235, 0.3);
            transform: translateY(-1px);
        }
        .nav-card.active {
            background: var(--primary-light);
            color: var(--primary);
            border-color: var(--primary);
            border-left: 3px solid var(--primary);
        }
        .focus-visible-ring:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }
        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 12px;
            background: var(--primary-light);
            color: var(--primary);
            border-radius: 999px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.01em;
        }
        .footer-section {
            background-color: #0F172A;
            padding: 64px 0 32px;
            color: #E2E8F0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 40px;
        }
        @media (min-width: 640px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (min-width: 1024px) {
            .footer-grid {
                grid-template-columns: 2fr 1fr 1fr 1.5fr;
                gap: 48px;
            }
        }
        .footer-link {
            display: block;
            color: #94A3B8;
            font-size: 14px;
            padding: 4px 0;
            transition: var(--transition);
        }
        .footer-link:hover {
            color: #FFFFFF;
            padding-left: 4px;
        }
        .guide-card-cover {
            aspect-ratio: 16/9;
            object-fit: cover;
            border-radius: 14px;
            background-color: #E2E8F0;
            width: 100%;
        }
        .guide-card {
            background: var(--bg-white);
            border-radius: var(--radius-card);
            border: 1px solid var(--border-soft);
            box-shadow: var(--shadow-default);
            overflow: hidden;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .guide-card:hover {
            box-shadow: var(--shadow-hover);
            border-color: var(--primary);
            transform: translateY(-3px);
        }
        .step-number {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 16px;
            flex-shrink: 0;
        }
        .term-card {
            background: var(--bg-white);
            border-radius: 14px;
            border: 1px solid var(--border-soft);
            padding: 16px 18px;
            transition: var(--transition);
        }
        .term-card:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-hover);
        }
        .qa-item {
            background: var(--bg-white);
            border-radius: 14px;
            border: 1px solid var(--border-soft);
            padding: 18px 20px;
            transition: var(--transition);
        }
        .qa-item:hover {
            border-color: rgba(37, 99, 235, 0.35);
            box-shadow: var(--shadow-hover);
        }
        .guide-difficulty-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            display: inline-block;
            margin-right: 6px;
        }
        .breadcrumb-link {
            color: var(--text-secondary);
            font-size: 14px;
            transition: var(--transition);
        }
        .breadcrumb-link:hover {
            color: var(--primary);
        }
        .path-card {
            background: var(--bg-white);
            border-radius: 16px;
            border: 1px solid var(--border-soft);
            padding: 20px 22px;
            transition: var(--transition);
            position: relative;
        }
        .path-card:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-hover);
        }
        .path-tag {
            display: inline-flex;
            align-items: center;
            padding: 2px 10px;
            border-radius: 999px;
            font-size: 11px;
            font-weight: 600;
            letter-spacing: 0.02em;
        }
        .mobile-menu-panel {
            display: none;
            background: var(--bg-white);
            border-radius: 18px;
            border: 1px solid var(--border-soft);
            box-shadow: var(--shadow-hover);
            padding: 16px;
            position: absolute;
            top: calc(100% + 8px);
            left: 0;
            right: 0;
            z-index: 50;
        }
        .mobile-menu-panel.open {
            display: block;
        }
        .guide-search-input {
            background: var(--bg-white);
            border: 1px solid var(--border-soft);
            border-radius: 10px;
            padding: 10px 16px;
            font-size: 14px;
            color: var(--text-primary);
            width: 100%;
            transition: var(--transition);
        }
        .guide-search-input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
        }