/* roulang page: index */
:root {
            --brand-primary: #F04E23;
            --brand-primary-dark: #D63E1B;
            --brand-gradient: linear-gradient(135deg, #F04E23 0%, #D63E1B 100%);
            --brand-ink: #122329;
            --brand-accent: #1FA890;
            --brand-bg: #F6F8F9;
            --brand-surface: #FFFFFF;
            --brand-text: #1B262C;
            --brand-text-secondary: #5A6B73;
            --brand-text-muted: #8A9AA1;
            --brand-border: rgba(18,35,41,0.08);
            --brand-border-strong: rgba(18,35,41,0.12);
            --brand-shadow: 0 12px 40px rgba(18,35,41,0.08);
            --brand-shadow-hover: 0 16px 48px rgba(18,35,41,0.12);
            --brand-radius-lg: 28px;
            --brand-radius-md: 16px;
            --brand-radius-sm: 12px;
            --brand-font: "PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
            --brand-container: 1200px;
            --brand-section-padding: 72px;
            --brand-card-padding: 28px;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--brand-font);
            background-color: var(--brand-bg);
            color: var(--brand-text);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: all 0.25s ease;
        }

        a:hover {
            color: var(--brand-primary);
        }

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

        button,
        input,
        select,
        textarea {
            font-family: var(--brand-font);
        }

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

        @media (max-width: 768px) {
            .container-custom {
                padding: 0 16px;
            }
        }

        /* ===== Header Navigation ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            padding: 16px 24px 0;
            transition: all 0.35s ease;
        }

        @media (max-width: 768px) {
            .site-header {
                padding: 12px 12px 0;
            }
        }

        .site-header.scrolled {
            padding-top: 8px;
        }

        .nav-shell {
            background: rgba(255,255,255,0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-radius: 24px;
            border: 1px solid rgba(18,35,41,0.06);
            box-shadow: 0 8px 32px rgba(18,35,41,0.06);
            padding: 10px 20px;
            max-width: var(--brand-container);
            margin: 0 auto;
            transition: all 0.35s ease;
        }

        .site-header.scrolled .nav-shell {
            box-shadow: 0 12px 36px rgba(18,35,41,0.12);
            border-radius: 20px;
            padding: 8px 20px;
        }

        @media (max-width: 768px) {
            .nav-shell {
                padding: 8px 12px;
                border-radius: 16px;
            }
        }

        .navbar-brand-custom {
            font-weight: 700;
            font-size: 1.15rem;
            color: var(--brand-text);
            display: inline-flex;
            align-items: center;
            gap: 10px;
            letter-spacing: 0.02em;
        }

        .navbar-brand-custom .brand-icon {
            width: 36px;
            height: 36px;
            background: var(--brand-gradient);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 16px;
            flex-shrink: 0;
        }

        .nav-link-custom {
            color: var(--brand-text-secondary);
            font-weight: 500;
            font-size: 0.95rem;
            padding: 8px 14px !important;
            border-radius: 10px;
            transition: all 0.25s ease;
            white-space: nowrap;
        }

        .nav-link-custom:hover,
        .nav-link-custom:focus {
            color: var(--brand-primary);
            background: rgba(240,78,35,0.06);
        }

        .nav-link-custom.active {
            color: var(--brand-primary);
            background: rgba(240,78,35,0.08);
            font-weight: 600;
        }

        .navbar-toggler-custom {
            border: 1px solid var(--brand-border);
            border-radius: 10px;
            padding: 6px 10px;
            background: #fff;
            color: var(--brand-text);
            font-size: 1.1rem;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .navbar-toggler-custom:focus {
            outline: 2px solid var(--brand-primary);
            outline-offset: 2px;
        }

        @media (max-width: 991px) {
            .navbar-collapse-custom {
                margin-top: 10px;
                padding-top: 10px;
                border-top: 1px solid var(--brand-border);
            }
            .nav-link-custom {
                padding: 10px 12px !important;
                border-radius: 8px;
            }
        }

        /* ===== Hero Section ===== */
        .hero-section {
            padding-top: 140px;
            padding-bottom: 72px;
            position: relative;
            overflow: hidden;
            background: var(--brand-bg);
        }

        @media (max-width: 768px) {
            .hero-section {
                padding-top: 110px;
                padding-bottom: 48px;
            }
        }

        .hero-bg-image {
            position: absolute;
            top: 0;
            right: 0;
            width: 52%;
            height: 100%;
            object-fit: cover;
            border-bottom-left-radius: 48px;
            z-index: 0;
            opacity: 0.9;
        }

        @media (max-width: 991px) {
            .hero-bg-image {
                width: 100%;
                height: 320px;
                top: auto;
                bottom: 0;
                border-bottom-left-radius: 0;
                border-top-left-radius: 32px;
                opacity: 0.6;
            }
        }

        .hero-overlay {
            position: absolute;
            top: 0;
            right: 0;
            width: 52%;
            height: 100%;
            background: linear-gradient(270deg, rgba(18,35,41,0.55) 0%, rgba(18,35,41,0.25) 40%, transparent 70%);
            border-bottom-left-radius: 48px;
            z-index: 1;
        }

        @media (max-width: 991px) {
            .hero-overlay {
                width: 100%;
                height: 320px;
                top: auto;
                bottom: 0;
                background: linear-gradient(270deg, rgba(18,35,41,0.55) 0%, rgba(18,35,41,0.2) 60%, transparent 100%);
                border-bottom-left-radius: 0;
                border-top-left-radius: 32px;
            }
        }

        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 560px;
            padding-right: 20px;
        }

        @media (max-width: 991px) {
            .hero-content {
                max-width: 100%;
                padding-right: 0;
                margin-bottom: 220px;
            }
        }

        .hero-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(240,78,35,0.1);
            color: var(--brand-primary);
            padding: 6px 16px;
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.02em;
            margin-bottom: 20px;
        }

        .hero-eyebrow .live-dot {
            width: 8px;
            height: 8px;
            background: var(--brand-accent);
            border-radius: 50%;
            animation: pulse-dot 2s infinite;
        }

        @keyframes pulse-dot {
            0%,100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.5; transform: scale(1.4); }
        }

        .hero-title {
            font-size: 2.5rem;
            font-weight: 700;
            line-height: 1.25;
            color: var(--brand-text);
            margin-bottom: 20px;
            letter-spacing: -0.01em;
        }

        @media (max-width: 768px) {
            .hero-title {
                font-size: 1.75rem;
                line-height: 1.35;
            }
        }

        .hero-description {
            font-size: 1.05rem;
            color: var(--brand-text-secondary);
            line-height: 1.85;
            margin-bottom: 28px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 32px;
        }

        .btn-brand-primary {
            background: var(--brand-gradient);
            color: #fff;
            border: none;
            padding: 14px 28px;
            border-radius: 14px;
            font-weight: 600;
            font-size: 0.95rem;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all 0.3s ease;
            box-shadow: 0 8px 24px rgba(240,78,35,0.3);
            letter-spacing: 0.01em;
        }

        .btn-brand-primary:hover,
        .btn-brand-primary:focus {
            color: #fff;
            background: linear-gradient(135deg, #E0451F 0%, #C93818 100%);
            transform: translateY(-2px);
            box-shadow: 0 12px 32px rgba(240,78,35,0.4);
        }

        .btn-brand-primary:focus {
            outline: 2px solid var(--brand-primary);
            outline-offset: 3px;
        }

        .btn-brand-ghost {
            background: #fff;
            color: var(--brand-ink);
            border: 1.5px solid rgba(18,35,41,0.2);
            padding: 14px 24px;
            border-radius: 14px;
            font-weight: 600;
            font-size: 0.95rem;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all 0.3s ease;
        }

        .btn-brand-ghost:hover,
        .btn-brand-ghost:focus {
            color: var(--brand-primary);
            border-color: var(--brand-primary);
            background: rgba(240,78,35,0.04);
            transform: translateY(-2px);
        }

        .btn-brand-ghost:focus {
            outline: 2px solid var(--brand-primary);
            outline-offset: 3px;
        }

        .hero-stats-row {
            display: flex;
            gap: 28px;
            flex-wrap: wrap;
        }

        .hero-stat-item {
            display: flex;
            flex-direction: column;
        }

        .hero-stat-number {
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--brand-text);
            line-height: 1.2;
        }

        .hero-stat-number span {
            color: var(--brand-primary);
            font-size: 0.9rem;
            font-weight: 700;
            margin-left: 2px;
        }

        .hero-stat-label {
            font-size: 0.82rem;
            color: var(--brand-text-muted);
            margin-top: 4px;
        }

        .hero-series-nav {
            position: relative;
            z-index: 2;
            margin-top: -30px;
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            padding: 18px 24px;
            background: rgba(255,255,255,0.92);
            backdrop-filter: blur(10px);
            border-radius: 20px;
            border: 1px solid rgba(18,35,41,0.06);
            box-shadow: var(--brand-shadow);
            margin-bottom: 40px;
        }

        @media (max-width: 768px) {
            .hero-series-nav {
                padding: 14px 16px;
                gap: 8px;
                margin-top: -20px;
                border-radius: 14px;
            }
        }

        .series-pill {
            padding: 8px 18px;
            border-radius: 50px;
            font-size: 0.88rem;
            font-weight: 500;
            color: var(--brand-text-secondary);
            background: rgba(18,35,41,0.04);
            border: 1px solid transparent;
            transition: all 0.25s ease;
            white-space: nowrap;
        }

        .series-pill:hover,
        .series-pill:focus {
            color: var(--brand-primary);
            background: rgba(240,78,35,0.08);
            border-color: rgba(240,78,35,0.2);
        }

        .series-pill.active {
            color: #fff;
            background: var(--brand-gradient);
            border-color: transparent;
            box-shadow: 0 4px 16px rgba(240,78,35,0.3);
        }

        /* ===== Section Common ===== */
        .section-block {
            padding: var(--brand-section-padding) 0;
        }

        @media (max-width: 768px) {
            .section-block {
                padding: 48px 0;
            }
        }

        .section-block-alt {
            background: #fff;
        }

        .section-block-ink {
            background: var(--brand-ink);
            color: #fff;
        }

        .section-heading {
            margin-bottom: 40px;
        }

        .section-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.82rem;
            font-weight: 700;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--brand-accent);
            margin-bottom: 10px;
        }

        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--brand-text);
            line-height: 1.3;
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }

        .section-description {
            font-size: 0.98rem;
            color: var(--brand-text-secondary);
            line-height: 1.85;
            max-width: 720px;
        }

        .section-block-ink .section-title {
            color: #fff;
        }
        .section-block-ink .section-description {
            color: rgba(255,255,255,0.7);
        }

        /* ===== Category Entry ===== */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
        }

        @media (max-width: 991px) {
            .category-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
        }

        @media (max-width: 576px) {
            .category-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
        }

        .category-card {
            display: flex;
            flex-direction: column;
            align-items: flex-start;
            padding: 22px 20px;
            background: #fff;
            border-radius: var(--brand-radius-md);
            border: 1px solid var(--brand-border);
            box-shadow: 0 2px 12px rgba(18,35,41,0.04);
            transition: all 0.3s ease;
            min-height: 120px;
        }

        .category-card:hover {
            border-color: rgba(240,78,35,0.25);
            box-shadow: var(--brand-shadow-hover);
            transform: translateY(-3px);
        }

        .category-card-icon {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: rgba(240,78,35,0.1);
            color: var(--brand-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            margin-bottom: 12px;
        }

        .category-card-title {
            font-size: 0.98rem;
            font-weight: 700;
            color: var(--brand-text);
            margin-bottom: 4px;
        }

        .category-card-desc {
            font-size: 0.8rem;
            color: var(--brand-text-muted);
            line-height: 1.5;
        }

        /* ===== Metric Cards ===== */
        .metric-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
        }

        @media (max-width: 768px) {
            .metric-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
        }

        .metric-card {
            background: #fff;
            border-radius: var(--brand-radius-md);
            padding: 24px 22px;
            border: 1px solid var(--brand-border);
            box-shadow: 0 4px 16px rgba(18,35,41,0.04);
            display: flex;
            flex-direction: column;
            align-items: flex-start;
            transition: all 0.3s ease;
        }

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

        .metric-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(31,168,144,0.1);
            color: var(--brand-accent);
            font-size: 0.72rem;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 50px;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }

        .metric-number {
            font-size: 2rem;
            font-weight: 800;
            color: var(--brand-text);
            line-height: 1.1;
            margin-bottom: 4px;
        }

        .metric-number .unit {
            font-size: 1rem;
            font-weight: 700;
            color: var(--brand-primary);
            margin-left: 3px;
        }

        .metric-label {
            font-size: 0.88rem;
            font-weight: 500;
            color: var(--brand-text-secondary);
        }

        /* ===== Service Matrix Asymmetric ===== */
        .service-matrix {
            display: grid;
            grid-template-columns: 1.15fr 0.85fr;
            gap: 18px;
        }

        @media (max-width: 991px) {
            .service-matrix {
                grid-template-columns: 1fr;
            }
        }

        .service-matrix-right {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 18px;
        }

        @media (max-width: 576px) {
            .service-matrix-right {
                grid-template-columns: 1fr;
            }
        }

        .service-card {
            background: #fff;
            border-radius: var(--brand-radius-lg);
            border: 1px solid var(--brand-border);
            box-shadow: 0 4px 20px rgba(18,35,41,0.04);
            padding: 32px 28px;
            display: flex;
            flex-direction: column;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }

        .service-card:hover {
            box-shadow: var(--brand-shadow-hover);
            border-color: rgba(240,78,35,0.2);
            transform: translateY(-4px);
        }

        .service-card-large {
            grid-row: span 2;
            padding: 36px 32px;
        }

        .service-card-accent {
            background: var(--brand-ink);
            border-color: transparent;
            color: #fff;
        }

        .service-card-accent .service-card-title {
            color: #fff;
        }
        .service-card-accent .service-card-desc {
            color: rgba(255,255,255,0.65);
        }

        .service-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: var(--brand-gradient);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            margin-bottom: 18px;
            box-shadow: 0 8px 20px rgba(240,78,35,0.25);
        }

        .service-card-accent .service-icon {
            background: rgba(255,255,255,0.15);
            box-shadow: none;
        }

        .service-card-title {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--brand-text);
            margin-bottom: 10px;
        }

        .service-card-desc {
            font-size: 0.9rem;
            color: var(--brand-text-secondary);
            line-height: 1.75;
            margin-bottom: 16px;
        }

        .service-card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--brand-primary);
            margin-top: auto;
        }

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

        /* ===== Result Comparison ===== */
        .result-compare-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .result-compare-item {
            background: #fff;
            border-radius: var(--brand-radius-md);
            border: 1px solid var(--brand-border);
            box-shadow: 0 2px 12px rgba(18,35,41,0.04);
            padding: 20px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            transition: all 0.3s ease;
        }

        .result-compare-item:hover {
            border-color: rgba(31,168,144,0.4);
            box-shadow: var(--brand-shadow-hover);
        }

        .result-team {
            display: flex;
            align-items: center;
            gap: 12px;
            min-width: 160px;
        }

        .result-team-name {
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--brand-text);
        }

        .result-team-badge {
            padding: 4px 12px;
            border-radius: 50px;
            font-size: 0.75rem;
            font-weight: 600;
            background: rgba(18,35,41,0.04);
            color: var(--brand-text-secondary);
        }

        .result-score {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--brand-ink);
            letter-spacing: 0.02em;
        }

        .result-score-divider {
            color: var(--brand-text-muted);
            font-weight: 400;
        }

        .result-status {
            padding: 6px 16px;
            border-radius: 50px;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.02em;
        }

        .result-status.live {
            background: rgba(31,168,144,0.12);
            color: var(--brand-accent);
            animation: pulse-dot 2s infinite;
        }

        .result-status.finished {
            background: rgba(18,35,41,0.06);
            color: var(--brand-text-secondary);
        }

        .result-status.upcoming {
            background: rgba(240,78,35,0.1);
            color: var(--brand-primary);
        }

        /* ===== Timeline ===== */
        .timeline-wrapper {
            position: relative;
            padding-left: 28px;
        }

        .timeline-wrapper::before {
            content: '';
            position: absolute;
            left: 8px;
            top: 8px;
            bottom: 8px;
            width: 2px;
            background: rgba(240,78,35,0.2);
            border-radius: 2px;
        }

        .timeline-item {
            position: relative;
            padding-bottom: 28px;
            padding-left: 20px;
        }

        .timeline-item:last-child {
            padding-bottom: 0;
        }

        .timeline-item::before {
            content: '';
            position: absolute;
            left: -28px;
            top: 6px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--brand-primary);
            border: 2px solid #fff;
            box-shadow: 0 0 0 3px rgba(240,78,35,0.2);
        }

        .timeline-item:nth-child(even)::before {
            background: var(--brand-accent);
            box-shadow: 0 0 0 3px rgba(31,168,144,0.2);
        }

        .timeline-year {
            font-size: 0.78rem;
            font-weight: 700;
            color: var(--brand-primary);
            letter-spacing: 0.04em;
            margin-bottom: 4px;
        }

        .timeline-title {
            font-size: 1rem;
            font-weight: 700;
            color: var(--brand-text);
            margin-bottom: 6px;
        }

        .timeline-desc {
            font-size: 0.88rem;
            color: var(--brand-text-secondary);
            line-height: 1.7;
        }

        /* ===== News List ===== */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .news-item {
            display: flex;
            gap: 20px;
            background: #fff;
            border-radius: var(--brand-radius-md);
            border: 1px solid var(--brand-border);
            box-shadow: 0 2px 12px rgba(18,35,41,0.04);
            padding: 20px 24px;
            transition: all 0.3s ease;
            align-items: flex-start;
        }

        .news-item:hover {
            box-shadow: var(--brand-shadow-hover);
            border-color: rgba(240,78,35,0.2);
            transform: translateY(-2px);
        }

        .news-item-thumb {
            width: 120px;
            height: 80px;
            border-radius: 10px;
            object-fit: cover;
            flex-shrink: 0;
        }

        @media (max-width: 576px) {
            .news-item {
                flex-direction: column;
            }
            .news-item-thumb {
                width: 100%;
                height: 160px;
            }
        }

        .news-item-body {
            flex: 1;
        }

        .news-item-date {
            font-size: 0.78rem;
            color: var(--brand-text-muted);
            margin-bottom: 6px;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .news-item-title {
            font-size: 1.02rem;
            font-weight: 700;
            color: var(--brand-text);
            margin-bottom: 8px;
        }

        .news-item-excerpt {
            font-size: 0.88rem;
            color: var(--brand-text-secondary);
            line-height: 1.7;
            margin-bottom: 10px;
        }

        .news-read-more {
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--brand-primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .news-read-more:hover {
            gap: 8px;
            color: var(--brand-primary-dark);
        }

        .btn-view-all {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: #fff;
            border: 1.5px solid rgba(18,35,41,0.15);
            color: var(--brand-text);
            padding: 12px 24px;
            border-radius: 12px;
            font-weight: 600;
            font-size: 0.9rem;
            transition: all 0.3s ease;
        }

        .btn-view-all:hover {
            border-color: var(--brand-primary);
            color: var(--brand-primary);
            background: rgba(240,78,35,0.04);
        }

        /* ===== Ranking ===== */
        .ranking-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 18px;
        }

        @media (max-width: 768px) {
            .ranking-grid {
                grid-template-columns: 1fr;
            }
        }

        .ranking-card {
            background: #fff;
            border-radius: var(--brand-radius-md);
            border: 1px solid var(--brand-border);
            padding: 24px 22px;
            box-shadow: 0 2px 12px rgba(18,35,41,0.04);
            transition: all 0.3s ease;
        }

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

        .ranking-card-title {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--brand-text);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .ranking-item {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 10px 0;
            border-bottom: 1px dashed var(--brand-border);
        }

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

        .ranking-number {
            width: 26px;
            height: 26px;
            border-radius: 50%;
            background: rgba(18,35,41,0.06);
            color: var(--brand-text-secondary);
            font-size: 0.8rem;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .ranking-number.top1 {
            background: var(--brand-gradient);
            color: #fff;
        }
        .ranking-number.top2 {
            background: rgba(240,78,35,0.25);
            color: var(--brand-primary);
        }
        .ranking-number.top3 {
            background: rgba(31,168,144,0.2);
            color: var(--brand-accent);
        }

        .ranking-name {
            flex: 1;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--brand-text);
        }

        .ranking-value {
            font-size: 0.82rem;
            font-weight: 700;
            color: var(--brand-primary);
        }

        /* ===== Platform Guarantee ===== */
        .guarantee-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        @media (max-width: 768px) {
            .guarantee-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
        }

        @media (max-width: 576px) {
            .guarantee-grid {
                grid-template-columns: 1fr;
            }
        }

        .guarantee-item {
            display: flex;
            flex-direction: column;
            align-items: flex-start;
            background: #fff;
            border-radius: var(--brand-radius-md);
            padding: 22px 20px;
            border: 1px solid var(--brand-border);
            transition: all 0.3s ease;
        }

        .guarantee-item:hover {
            border-color: rgba(31,168,144,0.3);
            box-shadow: var(--brand-shadow);
        }

        .guarantee-icon {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: rgba(31,168,144,0.12);
            color: var(--brand-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            margin-bottom: 12px;
        }

        .guarantee-title {
            font-size: 0.92rem;
            font-weight: 700;
            color: var(--brand-text);
            margin-bottom: 6px;
        }

        .guarantee-desc {
            font-size: 0.82rem;
            color: var(--brand-text-secondary);
            line-height: 1.6;
        }

        /* ===== Quick Answers ===== */
        .quick-answer-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 14px;
        }

        @media (max-width: 768px) {
            .quick-answer-list {
                grid-template-columns: 1fr;
            }
        }

        .quick-answer-item {
            background: #fff;
            border-radius: var(--brand-radius-sm);
            border: 1px solid var(--brand-border);
            padding: 18px 20px;
            display: flex;
            gap: 12px;
            transition: all 0.3s ease;
        }

        .quick-answer-item:hover {
            border-color: rgba(240,78,35,0.2);
            box-shadow: 0 4px 16px rgba(18,35,41,0.06);
        }

        .quick-answer-icon {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: rgba(240,78,35,0.08);
            color: var(--brand-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            flex-shrink: 0;
        }

        .quick-answer-q {
            font-size: 0.88rem;
            font-weight: 700;
            color: var(--brand-text);
            margin-bottom: 4px;
        }

        .quick-answer-a {
            font-size: 0.82rem;
            color: var(--brand-text-secondary);
            line-height: 1.6;
        }

        /* ===== Roadmap ===== */
        .roadmap-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 18px;
        }

        @media (max-width: 768px) {
            .roadmap-grid {
                grid-template-columns: 1fr;
            }
        }

        .roadmap-card {
            background: #fff;
            border-radius: var(--brand-radius-md);
            border: 1px solid var(--brand-border);
            padding: 24px 22px;
            box-shadow: 0 2px 12px rgba(18,35,41,0.04);
            display: flex;
            flex-direction: column;
            transition: all 0.3s ease;
        }

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

        .roadmap-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.72rem;
            font-weight: 700;
            letter-spacing: 0.04em;
            margin-bottom: 12px;
            padding: 4px 14px;
            border-radius: 50px;
        }

        .roadmap-badge.done {
            background: rgba(31,168,144,0.12);
            color: var(--brand-accent);
        }
        .roadmap-badge.progress {
            background: rgba(240,78,35,0.1);
            color: var(--brand-primary);
        }
        .roadmap-badge.planned {
            background: rgba(18,35,41,0.06);
            color: var(--brand-text-secondary);
        }

        .roadmap-title {
            font-size: 1rem;
            font-weight: 700;
            color: var(--brand-text);
            margin-bottom: 8px;
        }

        .roadmap-desc {
            font-size: 0.86rem;
            color: var(--brand-text-secondary);
            line-height: 1.7;
        }

        /* ===== FAQ ===== */
        .accordion-custom .accordion-item {
            background: #fff;
            border: 1px solid var(--brand-border);
            border-radius: var(--brand-radius-sm) !important;
            margin-bottom: 12px;
            overflow: hidden;
            transition: all 0.3s ease;
        }

        .accordion-custom .accordion-item:hover {
            border-color: rgba(240,78,35,0.2);
        }

        .accordion-custom .accordion-button {
            background: #fff;
            color: var(--brand-text);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 18px 22px;
            border: none;
            box-shadow: none;
            border-radius: var(--brand-radius-sm) !important;
            transition: all 0.3s ease;
        }

        .accordion-custom .accordion-button:not(.collapsed) {
            background: rgba(240,78,35,0.04);
            color: var(--brand-primary);
            box-shadow: none;
        }

        .accordion-custom .accordion-button:focus {
            outline: 2px solid var(--brand-primary);
            outline-offset: -2px;
            box-shadow: none;
        }

        .accordion-custom .accordion-button::after {
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23F04E23'%3E%3Cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3E%3C/svg%3E");
        }

        .accordion-custom .accordion-body {
            background: rgba(18,35,41,0.02);
            color: var(--brand-text-secondary);
            font-size: 0.9rem;
            line-height: 1.8;
            padding: 16px 22px 20px;
        }

        /* ===== Form ===== */
        .form-card {
            background: #fff;
            border-radius: var(--brand-radius-lg);
            border: 1px solid var(--brand-border);
            box-shadow: var(--brand-shadow);
            padding: 36px 32px;
        }

        .form-control-custom {
            border-radius: 12px;
            border: 1px solid rgba(18,35,41,0.12);
            padding: 12px 16px;
            font-size: 0.95rem;
            color: var(--brand-text);
            background: #fff;
            transition: all 0.25s ease;
        }

        .form-control-custom:focus {
            border-color: var(--brand-primary);
            box-shadow: 0 0 0 3px rgba(240,78,35,0.15);
            outline: none;
        }

        .form-select-custom {
            border-radius: 12px;
            border: 1px solid rgba(18,35,41,0.12);
            padding: 12px 16px;
            font-size: 0.95rem;
            color: var(--brand-text);
            transition: all 0.25s ease;
        }

        .form-select-custom:focus {
            border-color: var(--brand-primary);
            box-shadow: 0 0 0 3px rgba(240,78,35,0.15);
            outline: none;
        }

        .privacy-note {
            font-size: 0.75rem;
            color: var(--brand-text-muted);
            margin-top: 12px;
            line-height: 1.5;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--brand-ink);
            color: #fff;
            padding: 48px 0 28px;
            margin-top: 48px;
        }

        .footer-nav {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            margin-bottom: 28px;
            padding-bottom: 20px;
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }

        .footer-nav a {
            color: rgba(255,255,255,0.7);
            font-size: 0.9rem;
            transition: all 0.25s ease;
        }

        .footer-nav a:hover {
            color: #fff;
            text-decoration: underline;
        }

        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 0.82rem;
            color: rgba(255,255,255,0.5);
        }

        .footer-bottom a {
            color: rgba(255,255,255,0.7);
            transition: all 0.25s ease;
        }

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

        .footer-brand {
            font-weight: 700;
            font-size: 1.1rem;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }

        .footer-desc {
            font-size: 0.82rem;
            color: rgba(255,255,255,0.55);
            line-height: 1.7;
            max-width: 480px;
            margin-bottom: 20px;
        }

        /* ===== Responsive & Utility ===== */
        @media (max-width: 1200px) {
            .container-custom {
                max-width: 100%;
            }
            .hero-bg-image,
            .hero-overlay {
                width: 48%;
            }
        }

        @media (max-width: 991px) {
            .hero-bg-image,
            .hero-overlay {
                width: 100%;
                height: 300px;
                top: auto;
                bottom: 0;
                border-bottom-left-radius: 0;
                border-top-left-radius: 32px;
            }
            .hero-content {
                max-width: 100%;
                margin-bottom: 200px;
            }
            .category-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .metric-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .service-matrix {
                grid-template-columns: 1fr;
            }
            .service-matrix-right {
                grid-template-columns: 1fr 1fr;
            }
            .guarantee-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .ranking-grid {
                grid-template-columns: 1fr;
            }
            .roadmap-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .section-block {
                padding: 48px 0;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .hero-title {
                font-size: 1.7rem;
            }
            .hero-description {
                font-size: 0.95rem;
            }
            .hero-actions {
                flex-direction: column;
                gap: 10px;
            }
            .btn-brand-primary,
            .btn-brand-ghost {
                width: 100%;
                justify-content: center;
            }
            .hero-series-nav {
                overflow-x: auto;
                flex-wrap: nowrap;
                gap: 6px;
                padding: 12px 14px;
                -webkit-overflow-scrolling: touch;
                scrollbar-width: thin;
            }
            .series-pill {
                flex-shrink: 0;
                padding: 6px 14px;
                font-size: 0.8rem;
            }
            .category-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .metric-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .service-matrix-right {
                grid-template-columns: 1fr;
            }
            .service-card {
                padding: 24px 20px;
                border-radius: 20px;
            }
            .service-card-large {
                padding: 24px 20px;
            }
            .news-item {
                flex-direction: column;
                padding: 16px;
            }
            .news-item-thumb {
                width: 100%;
                height: 160px;
                border-radius: 8px;
            }
            .guarantee-grid {
                grid-template-columns: 1fr;
            }
            .quick-answer-list {
                grid-template-columns: 1fr;
            }
            .roadmap-grid {
                grid-template-columns: 1fr;
            }
            .form-card {
                padding: 24px 18px;
                border-radius: 20px;
            }
            .footer-nav {
                gap: 12px;
                font-size: 0.82rem;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .result-compare-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
                padding: 16px;
            }
            .result-team {
                min-width: 100%;
            }
            .result-score {
                font-size: 1.15rem;
            }
        }

        @media (max-width: 576px) {
            .category-grid {
                grid-template-columns: 1fr;
            }
            .metric-grid {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
            .metric-card {
                padding: 16px 14px;
                border-radius: 12px;
            }
            .metric-number {
                font-size: 1.5rem;
            }
            .section-title {
                font-size: 1.2rem;
            }
            .hero-title {
                font-size: 1.45rem;
            }
            .hero-content {
                margin-bottom: 180px;
            }
            .hero-bg-image,
            .hero-overlay {
                height: 260px;
            }
        }

        /* Brand Intro Section */
        .brand-intro-card {
            background: #fff;
            border-radius: var(--brand-radius-lg);
            border: 1px solid var(--brand-border);
            box-shadow: var(--brand-shadow);
            padding: 36px 32px;
            display: flex;
            gap: 28px;
            flex-wrap: wrap;
            align-items: center;
        }

        .brand-intro-text {
            flex: 1;
            min-width: 280px;
        }

        .brand-intro-image {
            width: 280px;
            height: 180px;
            border-radius: var(--brand-radius-md);
            object-fit: cover;
            flex-shrink: 0;
        }

        @media (max-width: 768px) {
            .brand-intro-card {
                flex-direction: column;
                padding: 24px 18px;
            }
            .brand-intro-image {
                width: 100%;
                height: 180px;
            }
            .brand-intro-text {
                min-width: 100%;
            }
        }

/* roulang page: category1 */
:root {
            --brand-primary: #F04E23;
            --brand-primary-dark: #D63E1B;
            --brand-gradient: linear-gradient(135deg, #F04E23 0%, #D63E1B 100%);
            --brand-ink: #122329;
            --brand-accent: #1FA890;
            --brand-bg: #F6F8F9;
            --brand-surface: #FFFFFF;
            --brand-text: #1B262C;
            --brand-text-secondary: #5A6B73;
            --brand-text-muted: #8A9AA1;
            --brand-border: rgba(18,35,41,0.08);
            --brand-border-strong: rgba(18,35,41,0.12);
            --brand-shadow: 0 12px 40px rgba(18,35,41,0.08);
            --brand-shadow-hover: 0 16px 48px rgba(18,35,41,0.12);
            --brand-radius-lg: 28px;
            --brand-radius-md: 16px;
            --brand-radius-sm: 12px;
            --brand-font: "PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
            --brand-container: 1200px;
            --brand-section-padding: 72px;
            --brand-card-padding: 28px;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--brand-font);
            background-color: var(--brand-bg);
            color: var(--brand-text);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: all 0.25s ease;
        }
        a:hover {
            color: var(--brand-primary);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: var(--brand-font);
        }
        .container-custom {
            max-width: var(--brand-container);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Header Navigation */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            padding: 16px 24px 0;
            transition: all 0.35s ease;
        }
        .site-header.scrolled {
            padding-top: 8px;
        }
        .nav-shell {
            background: rgba(255,255,255,0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-radius: 24px;
            border: 1px solid rgba(18,35,41,0.06);
            box-shadow: 0 8px 32px rgba(18,35,41,0.06);
            padding: 10px 20px;
            max-width: var(--brand-container);
            margin: 0 auto;
            transition: all 0.35s ease;
        }
        .site-header.scrolled .nav-shell {
            box-shadow: 0 12px 36px rgba(18,35,41,0.12);
            border-radius: 20px;
            padding: 8px 20px;
        }
        .navbar-brand-custom {
            font-weight: 700;
            font-size: 1.15rem;
            color: var(--brand-text);
            display: inline-flex;
            align-items: center;
            gap: 10px;
            letter-spacing: 0.02em;
        }
        .navbar-brand-custom .brand-icon {
            width: 36px;
            height: 36px;
            background: var(--brand-gradient);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 16px;
            flex-shrink: 0;
        }
        .nav-link-custom {
            color: var(--brand-text-secondary);
            font-weight: 500;
            font-size: 0.95rem;
            padding: 8px 14px !important;
            border-radius: 10px;
            transition: all 0.25s ease;
            white-space: nowrap;
        }
        .nav-link-custom:hover,
        .nav-link-custom:focus {
            color: var(--brand-primary);
            background: rgba(240,78,35,0.06);
        }
        .nav-link-custom.active {
            color: var(--brand-primary);
            background: rgba(240,78,35,0.08);
            font-weight: 600;
        }
        .navbar-toggler-custom {
            border: 1px solid var(--brand-border);
            border-radius: 10px;
            padding: 6px 10px;
            background: #fff;
            color: var(--brand-text);
            font-size: 1.1rem;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .navbar-toggler-custom:focus {
            outline: 2px solid var(--brand-primary);
            outline-offset: 2px;
        }
        .navbar-collapse-custom {
            margin-top: 10px;
            padding-top: 10px;
            border-top: 1px solid var(--brand-border);
        }

        /* Category Hero */
        .category-hero {
            padding-top: 140px;
            padding-bottom: 56px;
            position: relative;
            overflow: hidden;
            background: var(--brand-bg);
        }
        .category-hero-bg {
            position: absolute;
            top: 0;
            right: 0;
            width: 42%;
            height: 100%;
            object-fit: cover;
            border-bottom-left-radius: 48px;
            z-index: 0;
            opacity: 0.55;
        }
        .category-hero-overlay {
            position: absolute;
            top: 0;
            right: 0;
            width: 42%;
            height: 100%;
            background: linear-gradient(90deg, rgba(246,248,249,0.4) 0%, rgba(246,248,249,0.2) 40%, rgba(246,248,249,0) 100%);
            z-index: 1;
            border-bottom-left-radius: 48px;
        }
        .category-hero .container-custom {
            position: relative;
            z-index: 2;
        }
        .breadcrumb-custom {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
            color: var(--brand-text-muted);
            margin-bottom: 20px;
            flex-wrap: wrap;
        }
        .breadcrumb-custom a {
            color: var(--brand-text-secondary);
        }
        .breadcrumb-custom a:hover {
            color: var(--brand-primary);
        }
        .breadcrumb-custom .separator {
            color: var(--brand-text-muted);
            font-size: 0.75rem;
        }
        .category-hero h1 {
            font-size: 2.4rem;
            font-weight: 700;
            color: var(--brand-text);
            margin-bottom: 16px;
            letter-spacing: 0.01em;
        }
        .category-hero .hero-desc {
            font-size: 1.05rem;
            color: var(--brand-text-secondary);
            max-width: 720px;
            line-height: 1.85;
        }

        /* Section Base */
        .section-block {
            padding: var(--brand-section-padding) 0;
        }
        .section-block.alt-bg {
            background: var(--brand-surface);
        }
        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--brand-text);
            margin-bottom: 12px;
        }
        .section-subtitle {
            font-size: 1rem;
            color: var(--brand-text-secondary);
            margin-bottom: 36px;
            max-width: 680px;
        }
        .section-header-row {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            margin-bottom: 36px;
            flex-wrap: wrap;
            gap: 16px;
        }
        .section-header-row .section-title {
            margin-bottom: 0;
        }

        /* Filter Bar */
        .filter-bar {
            background: var(--brand-surface);
            border-radius: var(--brand-radius-md);
            border: 1px solid var(--brand-border);
            box-shadow: var(--brand-shadow);
            padding: 20px 24px;
            display: flex;
            gap: 16px;
            align-items: center;
            flex-wrap: wrap;
        }
        .filter-bar .form-select,
        .filter-bar .form-control {
            border-radius: 10px;
            border: 1px solid var(--brand-border-strong);
            font-size: 0.92rem;
            padding: 10px 14px;
            min-width: 140px;
            background-color: #fff;
            color: var(--brand-text);
        }
        .filter-bar .form-select:focus,
        .filter-bar .form-control:focus {
            border-color: var(--brand-primary);
            box-shadow: 0 0 0 3px rgba(240,78,35,0.15);
            outline: none;
        }
        .filter-bar .btn-filter {
            background: var(--brand-gradient);
            color: #fff;
            border: none;
            border-radius: 10px;
            padding: 10px 22px;
            font-weight: 600;
            font-size: 0.92rem;
            transition: all 0.25s ease;
        }
        .filter-bar .btn-filter:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(240,78,35,0.3);
        }
        .filter-bar .btn-filter:focus {
            outline: 2px solid var(--brand-primary);
            outline-offset: 2px;
        }

        /* Score List Cards */
        .score-list-wrapper {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .score-card {
            background: var(--brand-surface);
            border-radius: var(--brand-radius-md);
            border: 1px solid var(--brand-border);
            box-shadow: var(--brand-shadow);
            padding: 18px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            transition: all 0.3s ease;
            flex-wrap: wrap;
        }
        .score-card:hover {
            border-color: rgba(240,78,35,0.25);
            box-shadow: var(--brand-shadow-hover);
            transform: translateY(-2px);
        }
        .score-card .match-league {
            display: flex;
            align-items: center;
            gap: 8px;
            min-width: 90px;
        }
        .score-card .match-league .league-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--brand-accent);
            flex-shrink: 0;
        }
        .score-card .match-league .league-name {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--brand-text-secondary);
            white-space: nowrap;
        }
        .score-card .match-teams {
            flex: 1;
            min-width: 240px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 16px;
        }
        .score-card .match-teams .team {
            font-weight: 600;
            font-size: 1rem;
            color: var(--brand-text);
            text-align: right;
            flex: 1;
        }
        .score-card .match-teams .team.away {
            text-align: left;
        }
        .score-card .match-teams .score {
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--brand-text);
            min-width: 60px;
            text-align: center;
            background: rgba(240,78,35,0.06);
            border-radius: 10px;
            padding: 4px 12px;
            letter-spacing: 0.05em;
        }
        .score-card .match-status {
            min-width: 70px;
            text-align: center;
        }
        .status-badge {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 0.78rem;
            font-weight: 600;
            white-space: nowrap;
        }
        .status-badge.live {
            background: rgba(31,168,144,0.12);
            color: var(--brand-accent);
        }
        .status-badge.finished {
            background: rgba(18,35,41,0.06);
            color: var(--brand-text-secondary);
        }
        .status-badge.upcoming {
            background: rgba(240,78,35,0.08);
            color: var(--brand-primary);
        }
        .score-card .match-time {
            font-size: 0.82rem;
            color: var(--brand-text-muted);
            min-width: 60px;
            text-align: center;
        }

        /* Data Badges Row */
        .data-badge-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            margin-top: 32px;
        }
        .data-badge-card {
            background: var(--brand-surface);
            border-radius: var(--brand-radius-md);
            border: 1px solid var(--brand-border);
            box-shadow: var(--brand-shadow);
            padding: 20px;
            text-align: center;
            transition: all 0.3s ease;
        }
        .data-badge-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--brand-shadow-hover);
            border-color: rgba(240,78,35,0.2);
        }
        .data-badge-card .badge-number {
            font-size: 1.85rem;
            font-weight: 800;
            color: var(--brand-primary);
            line-height: 1.2;
            letter-spacing: 0.02em;
        }
        .data-badge-card .badge-unit {
            font-size: 0.9rem;
            color: var(--brand-text-secondary);
            margin-left: 4px;
        }
        .data-badge-card .badge-label {
            font-size: 0.85rem;
            color: var(--brand-text-muted);
            margin-top: 6px;
        }
        .data-badge-card.badge-accent .badge-number {
            color: var(--brand-accent);
        }

        /* Update Info Card */
        .update-info-card {
            background: var(--brand-surface);
            border-radius: var(--brand-radius-lg);
            border: 1px solid var(--brand-border);
            box-shadow: var(--brand-shadow);
            padding: var(--brand-card-padding);
            display: flex;
            gap: 24px;
            align-items: flex-start;
            flex-wrap: wrap;
        }
        .update-info-card .update-icon {
            width: 56px;
            height: 56px;
            background: rgba(31,168,144,0.12);
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            color: var(--brand-accent);
            flex-shrink: 0;
        }
        .update-info-card .update-content {
            flex: 1;
            min-width: 260px;
        }
        .update-info-card .update-content h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--brand-text);
            margin-bottom: 8px;
        }
        .update-info-card .update-content p {
            font-size: 0.95rem;
            color: var(--brand-text-secondary);
            margin-bottom: 0;
            line-height: 1.8;
        }

        /* Tool Info Section */
        .tool-info-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .tool-info-card {
            background: var(--brand-surface);
            border-radius: var(--brand-radius-lg);
            border: 1px solid var(--brand-border);
            box-shadow: var(--brand-shadow);
            padding: var(--brand-card-padding);
            transition: all 0.3s ease;
        }
        .tool-info-card:hover {
            box-shadow: var(--brand-shadow-hover);
            transform: translateY(-2px);
        }
        .tool-info-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--brand-text);
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .tool-info-card h3 i {
            color: var(--brand-primary);
            font-size: 1.2rem;
        }
        .tool-info-card p {
            font-size: 0.92rem;
            color: var(--brand-text-secondary);
            margin-bottom: 0;
            line-height: 1.8;
        }

        /* CTA Section */
        .cta-section {
            background: var(--brand-ink);
            border-radius: var(--brand-radius-lg);
            padding: 48px 40px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
        }
        .cta-section .cta-text {
            flex: 1;
            min-width: 280px;
        }
        .cta-section .cta-text h2 {
            color: #fff;
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .cta-section .cta-text p {
            color: rgba(255,255,255,0.75);
            font-size: 0.95rem;
            margin-bottom: 0;
            line-height: 1.7;
        }
        .cta-section .btn-cta {
            background: var(--brand-gradient);
            color: #fff;
            border: none;
            border-radius: 12px;
            padding: 14px 32px;
            font-weight: 600;
            font-size: 1rem;
            transition: all 0.25s ease;
            white-space: nowrap;
        }
        .cta-section .btn-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(240,78,35,0.4);
            color: #fff;
        }
        .cta-section .btn-cta:focus {
            outline: 2px solid rgba(255,255,255,0.6);
            outline-offset: 2px;
        }

        /* FAQ */
        .faq-wrapper .accordion-item {
            background: var(--brand-surface);
            border: 1px solid var(--brand-border);
            border-radius: var(--brand-radius-md) !important;
            margin-bottom: 12px;
            overflow: hidden;
            box-shadow: 0 4px 16px rgba(18,35,41,0.04);
        }
        .faq-wrapper .accordion-button {
            background: var(--brand-surface);
            color: var(--brand-text);
            font-weight: 600;
            font-size: 0.98rem;
            padding: 18px 24px;
            border: none;
            box-shadow: none;
            border-radius: var(--brand-radius-md) !important;
        }
        .faq-wrapper .accordion-button:not(.collapsed) {
            background: var(--brand-surface);
            color: var(--brand-primary);
            box-shadow: none;
        }
        .faq-wrapper .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(240,78,35,0.15);
            border-color: var(--brand-primary);
        }
        .faq-wrapper .accordion-button::after {
            color: var(--brand-primary);
        }
        .faq-wrapper .accordion-body {
            padding: 16px 24px 20px;
            background: rgba(18,35,41,0.02);
            font-size: 0.92rem;
            color: var(--brand-text-secondary);
            line-height: 1.8;
        }

        /* Footer */
        .site-footer {
            background: var(--brand-ink);
            color: rgba(255,255,255,0.8);
            padding: 56px 0 32px;
            margin-top: 40px;
        }
        .site-footer .footer-brand {
            font-size: 1.25rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }
        .site-footer .footer-desc {
            font-size: 0.9rem;
            color: rgba(255,255,255,0.6);
            max-width: 560px;
            margin-bottom: 24px;
            line-height: 1.7;
        }
        .site-footer .footer-nav {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            margin-bottom: 24px;
        }
        .site-footer .footer-nav a {
            color: rgba(255,255,255,0.7);
            font-size: 0.9rem;
            transition: color 0.25s ease;
        }
        .site-footer .footer-nav a:hover {
            color: var(--brand-primary);
        }
        .site-footer .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            padding-top: 20px;
            border-top: 1px solid rgba(255,255,255,0.1);
            font-size: 0.82rem;
            color: rgba(255,255,255,0.5);
        }
        .site-footer .footer-bottom a {
            color: rgba(255,255,255,0.6);
        }
        .site-footer .footer-bottom a:hover {
            color: var(--brand-primary);
        }

        /* Responsive */
        @media (max-width: 1199px) {
            .data-badge-grid {
                grid-template-columns: repeat(4, 1fr);
                gap: 12px;
            }
        }
        @media (max-width: 991px) {
            .category-hero-bg,
            .category-hero-overlay {
                width: 100%;
                height: 280px;
                top: auto;
                bottom: 0;
                border-bottom-left-radius: 0;
                border-top-left-radius: 32px;
                opacity: 0.35;
            }
            .category-hero-overlay {
                background: linear-gradient(0deg, rgba(246,248,249,0.7) 0%, rgba(246,248,249,0.15) 100%);
            }
            .category-hero {
                padding-top: 120px;
                padding-bottom: 48px;
            }
            .category-hero h1 {
                font-size: 2rem;
            }
            .tool-info-grid {
                grid-template-columns: 1fr;
            }
            .data-badge-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .score-card {
                padding: 14px 16px;
            }
            .score-card .match-teams {
                min-width: 180px;
                gap: 8px;
            }
            .score-card .match-teams .team {
                font-size: 0.9rem;
            }
            .score-card .match-teams .score {
                font-size: 1.1rem;
                min-width: 48px;
                padding: 4px 8px;
            }
            .section-block {
                padding: 56px 0;
            }
        }
        @media (max-width: 767px) {
            .container-custom {
                padding: 0 16px;
            }
            .site-header {
                padding: 10px 10px 0;
            }
            .nav-shell {
                padding: 8px 12px;
                border-radius: 16px;
            }
            .category-hero {
                padding-top: 100px;
                padding-bottom: 36px;
            }
            .category-hero h1 {
                font-size: 1.7rem;
            }
            .category-hero .hero-desc {
                font-size: 0.95rem;
            }
            .filter-bar {
                padding: 16px;
                gap: 10px;
            }
            .filter-bar .form-select,
            .filter-bar .form-control {
                min-width: 100%;
                flex: 1;
            }
            .score-card {
                flex-direction: column;
                align-items: stretch;
                gap: 12px;
            }
            .score-card .match-teams {
                min-width: auto;
            }
            .score-card .match-league {
                justify-content: center;
            }
            .score-card .match-status,
            .score-card .match-time {
                text-align: center;
            }
            .data-badge-grid {
                grid-template-columns: 1fr 1fr;
            }
            .data-badge-card .badge-number {
                font-size: 1.5rem;
            }
            .cta-section {
                padding: 32px 20px;
                text-align: center;
                flex-direction: column;
            }
            .cta-section .btn-cta {
                width: 100%;
            }
            .site-footer {
                padding: 40px 0 24px;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .faq-wrapper .accordion-button {
                padding: 14px 16px;
                font-size: 0.9rem;
            }
            .faq-wrapper .accordion-body {
                padding: 12px 16px 16px;
            }
            .section-title {
                font-size: 1.45rem;
            }
        }
        @media (max-width: 520px) {
            .category-hero h1 {
                font-size: 1.45rem;
            }
            .nav-link-custom {
                padding: 8px 10px !important;
                font-size: 0.9rem;
            }
            .navbar-brand-custom {
                font-size: 1rem;
            }
            .navbar-brand-custom .brand-icon {
                width: 30px;
                height: 30px;
                font-size: 13px;
            }
            .data-badge-grid {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            .score-card .match-teams {
                gap: 6px;
            }
            .score-card .match-teams .team {
                font-size: 0.82rem;
            }
            .score-card .match-teams .score {
                font-size: 1rem;
                min-width: 40px;
                padding: 3px 6px;
            }
            .section-block {
                padding: 44px 0;
            }
            .filter-bar .btn-filter {
                width: 100%;
            }
        }

/* roulang page: category3 */
:root {
  --brand-primary: #F04E23;
  --brand-primary-dark: #D63E1B;
  --brand-gradient: linear-gradient(135deg, #F04E23 0%, #D63E1B 100%);
  --brand-ink: #122329;
  --brand-accent: #1FA890;
  --brand-bg: #F6F8F9;
  --brand-surface: #FFFFFF;
  --brand-text: #1B262C;
  --brand-text-secondary: #5A6B73;
  --brand-text-muted: #8A9AA1;
  --brand-border: rgba(18,35,41,0.08);
  --brand-border-strong: rgba(18,35,41,0.12);
  --brand-shadow: 0 12px 40px rgba(18,35,41,0.08);
  --brand-shadow-hover: 0 16px 48px rgba(18,35,41,0.12);
  --brand-radius-lg: 28px;
  --brand-radius-md: 16px;
  --brand-radius-sm: 12px;
  --brand-font: "PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  --brand-container: 1200px;
  --brand-section-padding: 72px;
  --brand-card-padding: 28px;
}
html { scroll-behavior: smooth; }
body {
  font-family: var(--brand-font);
  background-color: var(--brand-bg);
  color: var(--brand-text);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
a { text-decoration: none; color: inherit; transition: all 0.25s ease; }
a:hover { color: var(--brand-primary); }
img { max-width: 100%; height: auto; display: block; }
button, input, select, textarea { font-family: var(--brand-font); }
.container-custom {
  max-width: var(--brand-container);
  margin: 0 auto;
  padding: 0 24px;
}
/* Header Navigation */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1050;
  padding: 16px 24px 0;
  transition: all 0.35s ease;
}
.site-header.scrolled { padding-top: 8px; }
.nav-shell {
  background: rgba(255,255,255,0.94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-radius: 24px;
  border: 1px solid rgba(18,35,41,0.06);
  box-shadow: 0 8px 32px rgba(18,35,41,0.06);
  padding: 10px 20px;
  max-width: var(--brand-container);
  margin: 0 auto;
  transition: all 0.35s ease;
}
.site-header.scrolled .nav-shell {
  box-shadow: 0 12px 36px rgba(18,35,41,0.12);
  border-radius: 20px;
  padding: 8px 20px;
}
.navbar-brand-custom {
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--brand-text);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  letter-spacing: 0.02em;
}
.navbar-brand-custom .brand-icon {
  width: 36px;
  height: 36px;
  background: var(--brand-gradient);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 16px;
  flex-shrink: 0;
}
.nav-link-custom {
  color: var(--brand-text-secondary);
  font-weight: 500;
  font-size: 0.95rem;
  padding: 8px 14px !important;
  border-radius: 10px;
  transition: all 0.25s ease;
  white-space: nowrap;
}
.nav-link-custom:hover,
.nav-link-custom:focus {
  color: var(--brand-primary);
  background: rgba(240,78,35,0.06);
}
.nav-link-custom.active {
  color: var(--brand-primary);
  background: rgba(240,78,35,0.08);
  font-weight: 600;
}
.navbar-toggler-custom {
  border: 1px solid var(--brand-border);
  border-radius: 10px;
  padding: 6px 10px;
  background: #fff;
  color: var(--brand-text);
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  gap: 6px;
}
.navbar-toggler-custom:focus {
  outline: 2px solid var(--brand-primary);
  outline-offset: 2px;
}
.navbar-collapse-custom {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--brand-border);
}
/* Section Base */
.section-custom {
  padding: var(--brand-section-padding) 0;
}
.section-header {
  margin-bottom: 40px;
}
.section-title {
  font-size: 1.7rem;
  font-weight: 700;
  color: var(--brand-text);
  margin-bottom: 10px;
}
.section-subtitle {
  font-size: 1rem;
  color: var(--brand-text-secondary);
  margin-bottom: 0;
}
/* Category Hero */
.category-hero {
  padding-top: 150px;
  padding-bottom: 40px;
  background: linear-gradient(180deg, rgba(240,78,35,0.04) 0%, rgba(246,248,249,1) 100%);
}
.breadcrumb-custom {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  color: var(--brand-text-muted);
  margin-bottom: 20px;
}
.breadcrumb-custom a {
  color: var(--brand-text-secondary);
}
.breadcrumb-custom a:hover {
  color: var(--brand-primary);
}
.breadcrumb-custom .separator {
  color: var(--brand-text-muted);
  font-size: 0.8rem;
}
.category-hero h1 {
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--brand-text);
  margin-bottom: 16px;
}
.category-hero .hero-desc {
  font-size: 1.05rem;
  color: var(--brand-text-secondary);
  max-width: 780px;
  line-height: 1.85;
}
/* Search Tool */
.search-tool-card {
  background: var(--brand-surface);
  border-radius: var(--brand-radius-lg);
  box-shadow: var(--brand-shadow);
  padding: var(--brand-card-padding);
  border: 1px solid var(--brand-border);
}
.search-tool-card .form-label {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--brand-text);
  margin-bottom: 6px;
}
.search-tool-card .form-control,
.search-tool-card .form-select {
  border-radius: var(--brand-radius-sm);
  border: 1px solid var(--brand-border-strong);
  padding: 10px 14px;
  font-size: 0.95rem;
  color: var(--brand-text);
  transition: all 0.25s ease;
}
.search-tool-card .form-control:focus,
.search-tool-card .form-select:focus {
  border-color: var(--brand-primary);
  box-shadow: 0 0 0 3px rgba(240,78,35,0.15);
  outline: none;
}
.btn-brand {
  background: var(--brand-gradient);
  border: none;
  border-radius: var(--brand-radius-sm);
  padding: 10px 26px;
  font-weight: 600;
  font-size: 0.95rem;
  color: #fff;
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 8px 20px rgba(240,78,35,0.25);
}
.btn-brand:hover {
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(240,78,35,0.35);
  background: linear-gradient(135deg, #D63E1B 0%, #B93416 100%);
}
.btn-brand:focus {
  outline: 2px solid var(--brand-primary);
  outline-offset: 2px;
}
.btn-ghost {
  background: transparent;
  border: 1px solid var(--brand-ink);
  border-radius: var(--brand-radius-sm);
  padding: 10px 24px;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--brand-ink);
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.btn-ghost:hover {
  background: rgba(18,35,41,0.05);
  color: var(--brand-ink);
  transform: translateY(-2px);
}
/* Result List */
.result-list-card {
  background: var(--brand-surface);
  border-radius: var(--brand-radius-lg);
  box-shadow: var(--brand-shadow);
  padding: var(--brand-card-padding);
  border: 1px solid var(--brand-border);
}
.result-row {
  display: flex;
  align-items: stretch;
  gap: 20px;
  padding: 20px;
  margin-bottom: 16px;
  background: var(--brand-bg);
  border-radius: var(--brand-radius-md);
  border: 1px solid var(--brand-border);
  transition: all 0.3s ease;
}
.result-row:last-child {
  margin-bottom: 0;
}
.result-row:hover {
  border-color: rgba(240,78,35,0.25);
  box-shadow: var(--brand-shadow-hover);
  transform: translateY(-2px);
}
.result-period {
  min-width: 110px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  background: var(--brand-ink);
  border-radius: var(--brand-radius-sm);
  padding: 14px 12px;
  color: #fff;
}
.result-period .period-no {
  font-weight: 800;
  font-size: 1.1rem;
  letter-spacing: 0.03em;
}
.result-period .period-date {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.75);
  margin-top: 4px;
}
.result-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.result-main .result-play-tag {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  background: rgba(31,168,144,0.12);
  color: #157A6D;
  margin-bottom: 8px;
  width: fit-content;
}
.result-main .result-numbers {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--brand-text);
  letter-spacing: 0.04em;
  word-break: break-all;
}
.result-main .result-numbers .number-pill {
  display: inline-block;
  background: #fff;
  border: 1px solid var(--brand-border-strong);
  border-radius: 8px;
  padding: 4px 10px;
  margin-right: 6px;
  margin-bottom: 4px;
  font-weight: 700;
  font-size: 1.1rem;
  min-width: 40px;
  text-align: center;
  box-shadow: 0 2px 8px rgba(18,35,41,0.04);
}
.result-prize {
  min-width: 130px;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  justify-content: center;
  gap: 4px;
}
.result-prize .prize-label {
  font-size: 0.8rem;
  color: var(--brand-text-muted);
}
.result-prize .prize-value {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--brand-primary);
}
@media (max-width: 767px) {
  .result-row {
    flex-direction: column;
    gap: 12px;
    padding: 14px;
  }
  .result-period {
    flex-direction: row;
    gap: 12px;
    min-width: auto;
    align-items: center;
    padding: 10px 14px;
  }
  .result-prize {
    align-items: flex-start;
    min-width: auto;
  }
}
/* Timeline */
.timeline-custom {
  position: relative;
  padding-left: 32px;
}
.timeline-custom::before {
  content: '';
  position: absolute;
  left: 12px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: rgba(240,78,35,0.2);
}
.timeline-item {
  position: relative;
  padding: 18px 20px;
  margin-bottom: 14px;
  background: var(--brand-surface);
  border-radius: var(--brand-radius-md);
  border: 1px solid var(--brand-border);
  transition: all 0.3s ease;
}
.timeline-item::before {
  content: '';
  position: absolute;
  left: -26px;
  top: 24px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--brand-primary);
  border: 3px solid #fff;
  box-shadow: 0 0 0 3px rgba(240,78,35,0.2);
}
.timeline-item:hover {
  border-color: rgba(240,78,35,0.2);
  box-shadow: var(--brand-shadow);
  transform: translateY(-2px);
}
.timeline-item .time-label {
  font-weight: 700;
  color: var(--brand-ink);
  margin-bottom: 6px;
}
.timeline-item .time-desc {
  font-size: 0.9rem;
  color: var(--brand-text-secondary);
}
/* Steps */
.steps-card {
  background: var(--brand-surface);
  border-radius: var(--brand-radius-lg);
  box-shadow: var(--brand-shadow);
  padding: var(--brand-card-padding);
  border: 1px solid var(--brand-border);
}
.step-item {
  display: flex;
  gap: 20px;
  padding: 18px 0;
  border-bottom: 1px solid var(--brand-border);
}
.step-item:last-child {
  border-bottom: none;
}
.step-number {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: var(--brand-gradient);
  color: #fff;
  font-weight: 800;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.step-content h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--brand-text);
  margin-bottom: 6px;
}
.step-content p {
  font-size: 0.9rem;
  color: var(--brand-text-secondary);
  margin-bottom: 0;
}
/* History Info */
.history-card {
  background: var(--brand-ink);
  border-radius: var(--brand-radius-lg);
  padding: var(--brand-card-padding);
  color: #fff;
  min-height: 200px;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}
.history-card .history-bg {
  position: absolute;
  top: 0;
  right: 0;
  width: 45%;
  height: 100%;
  object-fit: cover;
  opacity: 0.18;
  border-bottom-left-radius: var(--brand-radius-lg);
}
.history-card .history-content {
  position: relative;
  z-index: 1;
  max-width: 600px;
}
.history-card h3 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 12px;
}
.history-card p {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.8);
  line-height: 1.85;
  margin-bottom: 0;
}
/* CTA Card */
.cta-card {
  background: var(--brand-gradient);
  border-radius: var(--brand-radius-lg);
  padding: 40px;
  color: #fff;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-card h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 12px;
}
.cta-card p {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.85);
  margin-bottom: 24px;
}
.cta-card .form-control {
  border-radius: var(--brand-radius-sm);
  border: 1px solid rgba(255,255,255,0.3);
  background: rgba(255,255,255,0.95);
  padding: 12px 16px;
  font-size: 0.95rem;
  color: var(--brand-text);
  transition: all 0.25s ease;
}
.cta-card .form-control:focus {
  border-color: #fff;
  box-shadow: 0 0 0 3px rgba(255,255,255,0.3);
  outline: none;
}
.cta-card .form-select {
  border-radius: var(--brand-radius-sm);
  border: 1px solid rgba(255,255,255,0.3);
  background: rgba(255,255,255,0.95);
  padding: 12px 16px;
  font-size: 0.95rem;
  color: var(--brand-text);
  transition: all 0.25s ease;
}
.cta-card .form-select:focus {
  border-color: #fff;
  box-shadow: 0 0 0 3px rgba(255,255,255,0.3);
  outline: none;
}
.cta-card .btn-light-custom {
  background: #fff;
  border: none;
  border-radius: var(--brand-radius-sm);
  padding: 12px 32px;
  font-weight: 700;
  font-size: 1rem;
  color: var(--brand-primary);
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.cta-card .btn-light-custom:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(0,0,0,0.15);
  color: var(--brand-primary-dark);
}
.cta-card .privacy-note {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.7);
  margin-top: 12px;
}
/* FAQ */
.faq-card {
  background: var(--brand-surface);
  border-radius: var(--brand-radius-lg);
  box-shadow: var(--brand-shadow);
  padding: var(--brand-card-padding);
  border: 1px solid var(--brand-border);
}
.accordion-custom .accordion-item {
  border: 1px solid var(--brand-border);
  border-radius: var(--brand-radius-md) !important;
  margin-bottom: 10px;
  overflow: hidden;
  background: var(--brand-bg);
}
.accordion-custom .accordion-button {
  background: #fff;
  color: var(--brand-text);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 16px 20px;
  border-radius: var(--brand-radius-md) !important;
  border: none;
  box-shadow: none;
  text-align: left;
}
.accordion-custom .accordion-button:not(.collapsed) {
  background: rgba(240,78,35,0.04);
  color: var(--brand-primary);
  box-shadow: none;
}
.accordion-custom .accordion-button:focus {
  box-shadow: 0 0 0 3px rgba(240,78,35,0.15);
  border: none;
}
.accordion-custom .accordion-button::after {
  color: var(--brand-primary);
}
.accordion-custom .accordion-body {
  background: var(--brand-bg);
  color: var(--brand-text-secondary);
  font-size: 0.9rem;
  padding: 16px 20px;
}
/* Footer */
.site-footer {
  background: var(--brand-ink);
  color: #fff;
  padding: 48px 0 32px;
  margin-top: 16px;
}
.footer-brand {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: #fff;
}
.footer-desc {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.65);
  max-width: 600px;
  line-height: 1.75;
}
.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin: 24px 0;
}
.footer-nav a {
  color: rgba(255,255,255,0.7);
  font-size: 0.9rem;
  transition: color 0.25s ease;
}
.footer-nav a:hover {
  color: var(--brand-primary);
}
.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding-top: 20px;
  border-top: 1px solid rgba(255,255,255,0.1);
  font-size: 0.85rem;
  color: rgba(255,255,255,0.5);
}
.footer-bottom a {
  color: rgba(255,255,255,0.6);
}
.footer-bottom a:hover {
  color: var(--brand-primary);
}
/* Responsive */
@media (max-width: 991px) {
  .section-custom {
    padding: 48px 0;
  }
  .category-hero {
    padding-top: 120px;
  }
  .category-hero h1 {
    font-size: 1.8rem;
  }
  .section-title {
    font-size: 1.4rem;
  }
}
@media (max-width: 767px) {
  .container-custom {
    padding: 0 16px;
  }
  .site-header {
    padding: 12px 12px 0;
  }
  .nav-shell {
    padding: 8px 12px;
    border-radius: 16px;
  }
  .nav-link-custom {
    padding: 10px 12px !important;
    border-radius: 8px;
  }
  .category-hero {
    padding-top: 110px;
    padding-bottom: 32px;
  }
  .category-hero h1 {
    font-size: 1.6rem;
  }
  .section-title {
    font-size: 1.3rem;
  }
  .cta-card {
    padding: 28px 20px;
  }
  .cta-card h3 {
    font-size: 1.3rem;
  }
  .history-card {
    min-height: 180px;
    padding: 20px;
  }
  .history-card .history-bg {
    width: 100%;
    opacity: 0.08;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}
@media (max-width: 575px) {
  body {
    font-size: 0.9rem;
  }
  .container-custom {
    padding: 0 12px;
  }
  .category-hero h1 {
    font-size: 1.5rem;
  }
  .result-row {
    padding: 10px;
  }
  .result-main .result-numbers {
    font-size: 1.05rem;
  }
  .result-main .result-numbers .number-pill {
    font-size: 0.95rem;
    min-width: 32px;
    padding: 3px 8px;
  }
  .btn-brand {
    width: 100%;
    justify-content: center;
  }
  .btn-ghost {
    width: 100%;
    justify-content: center;
  }
}

/* roulang page: category2 */
:root {
            --brand-primary: #F04E23;
            --brand-primary-dark: #D63E1B;
            --brand-gradient: linear-gradient(135deg, #F04E23 0%, #D63E1B 100%);
            --brand-ink: #122329;
            --brand-accent: #1FA890;
            --brand-bg: #F6F8F9;
            --brand-surface: #FFFFFF;
            --brand-text: #1B262C;
            --brand-text-secondary: #5A6B73;
            --brand-text-muted: #8A9AA1;
            --brand-border: rgba(18,35,41,0.08);
            --brand-border-strong: rgba(18,35,41,0.12);
            --brand-shadow: 0 12px 40px rgba(18,35,41,0.08);
            --brand-shadow-hover: 0 16px 48px rgba(18,35,41,0.12);
            --brand-radius-lg: 28px;
            --brand-radius-md: 16px;
            --brand-radius-sm: 12px;
            --brand-font: "PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
            --brand-container: 1200px;
            --brand-section-padding: 72px;
            --brand-card-padding: 28px;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--brand-font);
            background-color: var(--brand-bg);
            color: var(--brand-text);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-top: 76px;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: all 0.25s ease;
        }

        a:hover {
            color: var(--brand-primary);
        }

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

        button,
        input,
        select,
        textarea {
            font-family: var(--brand-font);
        }

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

        /* ===== Header Navigation ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            padding: 16px 24px 0;
            transition: all 0.35s ease;
        }

        .site-header.scrolled {
            padding-top: 8px;
        }

        .nav-shell {
            background: rgba(255,255,255,0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-radius: 24px;
            border: 1px solid rgba(18,35,41,0.06);
            box-shadow: 0 8px 32px rgba(18,35,41,0.06);
            padding: 10px 20px;
            max-width: var(--brand-container);
            margin: 0 auto;
            transition: all 0.35s ease;
        }

        .site-header.scrolled .nav-shell {
            box-shadow: 0 12px 36px rgba(18,35,41,0.12);
            border-radius: 20px;
            padding: 8px 20px;
        }

        .navbar-brand-custom {
            font-weight: 700;
            font-size: 1.15rem;
            color: var(--brand-text);
            display: inline-flex;
            align-items: center;
            gap: 10px;
            letter-spacing: 0.02em;
        }

        .navbar-brand-custom .brand-icon {
            width: 36px;
            height: 36px;
            background: var(--brand-gradient);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 16px;
            flex-shrink: 0;
        }

        .nav-link-custom {
            color: var(--brand-text-secondary);
            font-weight: 500;
            font-size: 0.95rem;
            padding: 8px 14px !important;
            border-radius: 10px;
            transition: all 0.25s ease;
            white-space: nowrap;
        }

        .nav-link-custom:hover,
        .nav-link-custom:focus {
            color: var(--brand-primary);
            background: rgba(240,78,35,0.06);
        }

        .nav-link-custom.active {
            color: var(--brand-primary);
            background: rgba(240,78,35,0.08);
            font-weight: 600;
        }

        .navbar-toggler-custom {
            border: 1px solid var(--brand-border);
            border-radius: 10px;
            padding: 6px 10px;
            background: #fff;
            color: var(--brand-text);
            font-size: 1.1rem;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .navbar-toggler-custom:focus {
            outline: 2px solid var(--brand-primary);
            outline-offset: 2px;
        }

        .navbar-collapse-custom {
            margin-top: 10px;
            padding-top: 10px;
            border-top: 1px solid var(--brand-border);
        }

        /* ===== Breadcrumb & Category Header ===== */
        .category-header-section {
            padding: 32px 0 20px;
            background: var(--brand-bg);
        }

        .breadcrumb-custom {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 0.9rem;
            color: var(--brand-text-muted);
            margin-bottom: 18px;
            flex-wrap: wrap;
        }

        .breadcrumb-custom a {
            color: var(--brand-text-secondary);
        }

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

        .breadcrumb-custom .separator {
            color: var(--brand-text-muted);
        }

        .category-heading-group {
            display: flex;
            flex-wrap: wrap;
            align-items: flex-end;
            justify-content: space-between;
            gap: 16px;
        }

        .category-h1 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--brand-text);
            margin: 0;
            letter-spacing: -0.01em;
            line-height: 1.3;
        }

        .category-intro {
            font-size: 1.05rem;
            color: var(--brand-text-secondary);
            max-width: 680px;
            margin-top: 10px;
            line-height: 1.8;
        }

        .category-header-card {
            background: var(--brand-surface);
            border-radius: var(--brand-radius-lg);
            border: 1px solid var(--brand-border);
            box-shadow: var(--brand-shadow);
            padding: 28px 30px;
            margin-top: 20px;
            position: relative;
            overflow: hidden;
        }

        .category-header-card.has-bg-image::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: url('/assets/images/9f0ad80408526070.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.12;
            z-index: 0;
            pointer-events: none;
        }

        .category-header-card>* {
            position: relative;
            z-index: 1;
        }

        .live-preview-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(31,168,144,0.1);
            color: #157a68;
            padding: 6px 14px;
            border-radius: 999px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 12px;
        }

        .live-preview-badge .dot {
            width: 8px;
            height: 8px;
            background: var(--brand-accent);
            border-radius: 50%;
            animation: pulse 2s infinite;
        }

        @keyframes pulse {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.5; transform: scale(1.3); }
        }

        .countdown-box {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
            margin-top: 12px;
        }

        .countdown-item {
            background: var(--brand-ink);
            color: #fff;
            border-radius: 12px;
            padding: 8px 14px;
            text-align: center;
            min-width: 58px;
        }

        .countdown-item .countdown-number {
            font-size: 1.8rem;
            font-weight: 800;
            line-height: 1.2;
            color: #fff;
        }

        .countdown-item .countdown-label {
            font-size: 0.75rem;
            color: rgba(255,255,255,0.7);
        }

        /* ===== Section Styles ===== */
        .section-custom {
            padding: 44px 0;
        }

        .section-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 26px;
        }

        .section-title {
            font-size: 1.55rem;
            font-weight: 700;
            color: var(--brand-text);
            margin: 0;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .section-title .title-accent {
            width: 4px;
            height: 28px;
            background: var(--brand-gradient);
            border-radius: 4px;
            display: inline-block;
        }

        .section-subtitle {
            color: var(--brand-text-muted);
            font-size: 0.95rem;
            margin-top: 6px;
        }

        .text-link {
            color: var(--brand-primary);
            font-weight: 600;
            font-size: 0.95rem;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .text-link:hover {
            color: var(--brand-primary-dark);
            text-decoration: underline;
        }

        /* ===== Article Card Styles ===== */
        .article-card {
            background: var(--brand-surface);
            border-radius: var(--brand-radius-lg);
            border: 1px solid var(--brand-border);
            box-shadow: var(--brand-shadow);
            overflow: hidden;
            transition: all 0.3s ease;
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .article-card:hover {
            box-shadow: var(--brand-shadow-hover);
            border-color: rgba(240,78,35,0.2);
            transform: translateY(-2px);
        }

        .article-card-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            border-bottom: 1px solid var(--brand-border);
        }

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

        .article-card-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
            margin-bottom: 12px;
        }

        .article-date {
            font-size: 0.85rem;
            color: var(--brand-text-muted);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .article-tag {
            background: rgba(31,168,144,0.1);
            color: #157a68;
            padding: 3px 12px;
            border-radius: 999px;
            font-size: 0.78rem;
            font-weight: 600;
            white-space: nowrap;
        }

        .article-tag.orange {
            background: rgba(240,78,35,0.1);
            color: #d63e1b;
        }

        .article-card-title {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--brand-text);
            margin: 0 0 10px;
            line-height: 1.5;
        }

        .article-card-excerpt {
            font-size: 0.95rem;
            color: var(--brand-text-secondary);
            line-height: 1.7;
            margin-bottom: 16px;
            flex: 1;
        }

        .btn-read-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--brand-primary);
            font-weight: 600;
            font-size: 0.9rem;
            transition: all 0.25s ease;
            align-self: flex-start;
        }

        .btn-read-more:hover {
            color: var(--brand-primary-dark);
            gap: 10px;
        }

        /* ===== Ranking Card ===== */
        .ranking-card {
            background: var(--brand-surface);
            border-radius: var(--brand-radius-lg);
            border: 1px solid var(--brand-border);
            box-shadow: var(--brand-shadow);
            padding: 22px 22px 12px;
            transition: all 0.3s ease;
        }

        .ranking-card:hover {
            box-shadow: var(--brand-shadow-hover);
            border-color: rgba(31,168,144,0.2);
        }

        .rank-item {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 12px 0;
            border-bottom: 1px solid var(--brand-border);
            transition: all 0.25s ease;
        }

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

        .rank-item:hover {
            padding-left: 6px;
        }

        .rank-number {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: var(--brand-bg);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 0.9rem;
            color: var(--brand-text-secondary);
            flex-shrink: 0;
        }

        .rank-number.top1 {
            background: var(--brand-gradient);
            color: #fff;
        }

        .rank-number.top2 {
            background: rgba(31,168,144,0.15);
            color: #157a68;
        }

        .rank-number.top3 {
            background: rgba(240,78,35,0.12);
            color: #d63e1b;
        }

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

        .rank-title {
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--brand-text);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .rank-sub {
            font-size: 0.82rem;
            color: var(--brand-text-muted);
            margin-top: 2px;
        }

        .rank-badge {
            background: var(--brand-bg);
            padding: 3px 12px;
            border-radius: 999px;
            font-size: 0.78rem;
            font-weight: 600;
            color: var(--brand-text-secondary);
            white-space: nowrap;
        }

        /* ===== Info Section ===== */
        .info-panel {
            background: var(--brand-surface);
            border-radius: var(--brand-radius-lg);
            border: 1px solid var(--brand-border);
            box-shadow: var(--brand-shadow);
            padding: 28px 30px;
            height: 100%;
        }

        .info-panel .icon-circle {
            width: 48px;
            height: 48px;
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            margin-bottom: 16px;
            flex-shrink: 0;
        }

        .icon-circle.orange {
            background: rgba(240,78,35,0.1);
            color: var(--brand-primary);
        }

        .icon-circle.teal {
            background: rgba(31,168,144,0.1);
            color: var(--brand-accent);
        }

        .icon-circle.ink {
            background: rgba(18,35,41,0.06);
            color: var(--brand-ink);
        }

        .info-panel h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--brand-text);
            margin-bottom: 10px;
        }

        .info-panel p {
            font-size: 0.95rem;
            color: var(--brand-text-secondary);
            margin: 0;
            line-height: 1.75;
        }

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

        .info-list li {
            padding: 8px 0;
            border-bottom: 1px solid var(--brand-border);
            font-size: 0.92rem;
            color: var(--brand-text-secondary);
            display: flex;
            align-items: flex-start;
            gap: 8px;
        }

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

        .info-list li .fa-check {
            color: var(--brand-accent);
            margin-top: 4px;
            flex-shrink: 0;
        }

        /* ===== CTA / Subscribe Section ===== */
        .cta-section {
            padding: 44px 0;
        }

        .cta-card {
            background: var(--brand-ink);
            border-radius: var(--brand-radius-lg);
            padding: 38px 36px;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .cta-card::after {
            content: "";
            position: absolute;
            top: -40%;
            right: -20%;
            width: 300px;
            height: 300px;
            background: rgba(240,78,35,0.2);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-card h3 {
            font-size: 1.45rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
            position: relative;
            z-index: 1;
        }

        .cta-card p {
            color: rgba(255,255,255,0.75);
            font-size: 0.95rem;
            margin-bottom: 22px;
            position: relative;
            z-index: 1;
            max-width: 560px;
            line-height: 1.75;
        }

        .cta-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }

        .cta-form input {
            flex: 1;
            min-width: 220px;
            border-radius: 12px;
            border: 1px solid rgba(255,255,255,0.2);
            background: rgba(255,255,255,0.1);
            color: #fff;
            padding: 12px 16px;
            font-size: 0.95rem;
            outline: none;
            transition: all 0.25s ease;
        }

        .cta-form input::placeholder {
            color: rgba(255,255,255,0.5);
        }

        .cta-form input:focus {
            border-color: var(--brand-primary);
            box-shadow: 0 0 0 3px rgba(240,78,35,0.25);
            background: rgba(255,255,255,0.15);
        }

        .btn-primary-custom {
            background: var(--brand-gradient);
            border: none;
            border-radius: 12px;
            color: #fff;
            font-weight: 600;
            font-size: 0.95rem;
            padding: 12px 24px;
            transition: all 0.3s ease;
            cursor: pointer;
            white-space: nowrap;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .btn-primary-custom:hover {
            background: linear-gradient(135deg, #d63e1b 0%, #b83214 100%);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(240,78,35,0.35);
            color: #fff;
        }

        .btn-primary-custom:focus {
            outline: 2px solid var(--brand-primary);
            outline-offset: 2px;
        }

        .privacy-hint {
            font-size: 0.78rem;
            color: rgba(255,255,255,0.45);
            margin-top: 12px;
            position: relative;
            z-index: 1;
        }

        /* ===== FAQ Accordion ===== */
        .accordion-custom .accordion-item {
            background: var(--brand-surface);
            border: 1px solid var(--brand-border);
            border-radius: var(--brand-radius-md) !important;
            margin-bottom: 12px;
            overflow: hidden;
            transition: all 0.25s ease;
            box-shadow: 0 2px 8px rgba(18,35,41,0.04);
        }

        .accordion-custom .accordion-item:hover {
            border-color: var(--brand-border-strong);
        }

        .accordion-custom .accordion-button {
            background: transparent;
            border: none;
            padding: 16px 20px;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--brand-text);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            box-shadow: none;
            transition: all 0.25s ease;
        }

        .accordion-custom .accordion-button:focus {
            outline: 2px solid var(--brand-primary);
            outline-offset: -2px;
            box-shadow: none;
        }

        .accordion-custom .accordion-button:not(.collapsed) {
            color: var(--brand-primary);
            background: rgba(240,78,35,0.04);
        }

        .accordion-custom .accordion-button .fa-chevron-down {
            transition: transform 0.3s ease;
            font-size: 0.8rem;
            color: var(--brand-text-muted);
        }

        .accordion-custom .accordion-button:not(.collapsed) .fa-chevron-down {
            transform: rotate(180deg);
            color: var(--brand-primary);
        }

        .accordion-custom .accordion-body {
            padding: 16px 20px 20px;
            background: var(--brand-bg);
            font-size: 0.92rem;
            color: var(--brand-text-secondary);
            line-height: 1.75;
            border-top: 1px solid var(--brand-border);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--brand-ink);
            color: rgba(255,255,255,0.8);
            padding: 48px 0 24px;
            margin-top: 24px;
        }

        .footer-brand {
            font-size: 1.4rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
        }

        .footer-desc {
            font-size: 0.9rem;
            max-width: 560px;
            line-height: 1.8;
            color: rgba(255,255,255,0.55);
            margin-bottom: 24px;
        }

        .footer-nav {
            display: flex;
            flex-wrap: wrap;
            gap: 18px;
            padding: 16px 0;
            border-top: 1px solid rgba(255,255,255,0.08);
            border-bottom: 1px solid rgba(255,255,255,0.08);
            margin-bottom: 16px;
        }

        .footer-nav a {
            color: rgba(255,255,255,0.7);
            font-size: 0.9rem;
            transition: color 0.25s ease;
        }

        .footer-nav a:hover {
            color: var(--brand-primary);
        }

        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.82rem;
            color: rgba(255,255,255,0.4);
        }

        .footer-bottom a {
            color: rgba(255,255,255,0.55);
            transition: color 0.25s ease;
        }

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

        /* ===== Responsive ===== */
        @media (max-width: 1199px) {
            .container-custom {
                max-width: 960px;
            }
        }

        @media (max-width: 991px) {
            body {
                padding-top: 66px;
            }
            .section-custom {
                padding: 32px 0;
            }
            .category-header-card {
                padding: 20px 18px;
            }
            .category-h1 {
                font-size: 1.6rem;
            }
            .cta-card {
                padding: 26px 22px;
            }
        }

        @media (max-width: 767px) {
            body {
                padding-top: 58px;
            }
            .container-custom {
                padding: 0 14px;
            }
            .site-header {
                padding: 10px 10px 0;
            }
            .nav-shell {
                border-radius: 16px;
                padding: 8px 12px;
            }
            .nav-link-custom {
                padding: 10px 12px !important;
                border-radius: 8px;
            }
            .category-h1 {
                font-size: 1.4rem;
            }
            .category-header-card {
                border-radius: 20px;
                padding: 18px 16px;
            }
            .section-title {
                font-size: 1.3rem;
            }
            .article-card-img {
                height: 160px;
            }
            .article-card-body {
                padding: 16px;
            }
            .cta-card {
                border-radius: 20px;
                padding: 22px 16px;
            }
            .cta-form {
                flex-direction: column;
            }
            .cta-form input {
                min-width: 100%;
            }
            .btn-primary-custom {
                width: 100%;
                justify-content: center;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .rank-item {
                padding: 10px 0;
            }
        }

        @media (max-width: 575px) {
            .category-h1 {
                font-size: 1.25rem;
            }
            .category-intro {
                font-size: 0.95rem;
            }
            .section-title {
                font-size: 1.15rem;
            }
            .countdown-item {
                min-width: 48px;
                padding: 6px 10px;
            }
            .countdown-item .countdown-number {
                font-size: 1.4rem;
            }
            .article-card-title {
                font-size: 1.05rem;
            }
        }

/* roulang page: category4 */
:root {
            --brand-primary: #F04E23;
            --brand-primary-dark: #D63E1B;
            --brand-gradient: linear-gradient(135deg, #F04E23 0%, #D63E1B 100%);
            --brand-ink: #122329;
            --brand-accent: #1FA890;
            --brand-bg: #F6F8F9;
            --brand-surface: #FFFFFF;
            --brand-text: #1B262C;
            --brand-text-secondary: #5A6B73;
            --brand-text-muted: #8A9AA1;
            --brand-border: rgba(18,35,41,0.08);
            --brand-border-strong: rgba(18,35,41,0.12);
            --brand-shadow: 0 12px 40px rgba(18,35,41,0.08);
            --brand-shadow-hover: 0 16px 48px rgba(18,35,41,0.12);
            --brand-radius-lg: 28px;
            --brand-radius-md: 16px;
            --brand-radius-sm: 12px;
            --brand-font: "PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
            --brand-container: 1200px;
            --brand-section-padding: 72px;
            --brand-card-padding: 28px;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--brand-font);
            background-color: var(--brand-bg);
            color: var(--brand-text);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: all 0.25s ease;
        }
        a:hover {
            color: var(--brand-primary);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: var(--brand-font);
        }
        .container-custom {
            max-width: var(--brand-container);
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width: 576px) {
            .container-custom {
                padding: 0 16px;
            }
        }

        /* ===== Header Navigation ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            padding: 16px 24px 0;
            transition: all 0.35s ease;
        }
        .site-header.scrolled {
            padding-top: 8px;
        }
        .nav-shell {
            background: rgba(255,255,255,0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-radius: 24px;
            border: 1px solid rgba(18,35,41,0.06);
            box-shadow: 0 8px 32px rgba(18,35,41,0.06);
            padding: 10px 20px;
            max-width: var(--brand-container);
            margin: 0 auto;
            transition: all 0.35s ease;
        }
        .site-header.scrolled .nav-shell {
            box-shadow: 0 12px 36px rgba(18,35,41,0.12);
            border-radius: 20px;
            padding: 8px 20px;
        }
        .navbar-brand-custom {
            font-weight: 700;
            font-size: 1.15rem;
            color: var(--brand-text);
            display: inline-flex;
            align-items: center;
            gap: 10px;
            letter-spacing: 0.02em;
        }
        .navbar-brand-custom .brand-icon {
            width: 36px;
            height: 36px;
            background: var(--brand-gradient);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 16px;
            flex-shrink: 0;
        }
        .nav-link-custom {
            color: var(--brand-text-secondary);
            font-weight: 500;
            font-size: 0.95rem;
            padding: 8px 14px !important;
            border-radius: 10px;
            transition: all 0.25s ease;
            white-space: nowrap;
        }
        .nav-link-custom:hover,
        .nav-link-custom:focus {
            color: var(--brand-primary);
            background: rgba(240,78,35,0.06);
        }
        .nav-link-custom.active {
            color: var(--brand-primary);
            background: rgba(240,78,35,0.08);
            font-weight: 600;
        }
        .navbar-toggler-custom {
            border: 1px solid var(--brand-border);
            border-radius: 10px;
            padding: 6px 10px;
            background: #fff;
            color: var(--brand-text);
            font-size: 1.1rem;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .navbar-toggler-custom:focus {
            outline: 2px solid var(--brand-primary);
            outline-offset: 2px;
        }
        .navbar-collapse-custom {
            margin-top: 10px;
            padding-top: 10px;
            border-top: 1px solid var(--brand-border);
        }
        @media (max-width: 576px) {
            .site-header {
                padding: 12px 12px 0;
            }
            .nav-shell {
                padding: 8px 12px;
                border-radius: 16px;
            }
            .nav-link-custom {
                padding: 10px 12px !important;
                border-radius: 8px;
            }
        }

        /* ===== Page Header ===== */
        .page-header-section {
            padding-top: 150px;
            padding-bottom: 40px;
            background: var(--brand-bg);
            position: relative;
            overflow: hidden;
        }
        .page-header-section::before {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 35%;
            height: 100%;
            background: radial-gradient(ellipse at top right, rgba(240,78,35,0.06), transparent 70%);
            pointer-events: none;
        }
        .breadcrumb-custom {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
            color: var(--brand-text-muted);
            margin-bottom: 16px;
            flex-wrap: wrap;
        }
        .breadcrumb-custom a {
            color: var(--brand-text-secondary);
        }
        .breadcrumb-custom a:hover {
            color: var(--brand-primary);
        }
        .breadcrumb-custom .separator {
            color: var(--brand-text-muted);
            font-size: 0.75rem;
        }
        .breadcrumb-custom .current {
            color: var(--brand-primary);
            font-weight: 500;
        }
        .page-header-section h1 {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--brand-text);
            margin-bottom: 16px;
            letter-spacing: 0.01em;
        }
        .page-header-section .page-desc {
            font-size: 1.05rem;
            color: var(--brand-text-secondary);
            max-width: 720px;
            margin-bottom: 0;
            line-height: 1.85;
        }
        @media (max-width: 768px) {
            .page-header-section {
                padding-top: 120px;
                padding-bottom: 28px;
            }
            .page-header-section h1 {
                font-size: 1.7rem;
            }
            .page-header-section .page-desc {
                font-size: 0.95rem;
            }
        }

        /* ===== Section Common ===== */
        .section-block {
            padding: 48px 0;
        }
        .section-block.alt-bg {
            background: var(--brand-surface);
            border-top: 1px solid var(--brand-border);
            border-bottom: 1px solid var(--brand-border);
        }
        .section-title {
            font-size: 1.45rem;
            font-weight: 700;
            color: var(--brand-text);
            margin-bottom: 8px;
            letter-spacing: 0.01em;
        }
        .section-subtitle {
            font-size: 0.95rem;
            color: var(--brand-text-secondary);
            margin-bottom: 28px;
        }

        /* ===== Filter Toolbar ===== */
        .filter-toolbar {
            background: var(--brand-surface);
            border-radius: var(--brand-radius-md);
            padding: 20px 24px;
            border: 1px solid var(--brand-border);
            box-shadow: 0 4px 16px rgba(18,35,41,0.04);
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
            margin-bottom: 28px;
        }
        .filter-toolbar .filter-label {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--brand-text-secondary);
            display: flex;
            align-items: center;
            gap: 6px;
            white-space: nowrap;
        }
        .filter-toolbar select,
        .filter-toolbar input {
            border: 1px solid var(--brand-border-strong);
            border-radius: 10px;
            padding: 8px 14px;
            font-size: 0.9rem;
            color: var(--brand-text);
            background: #fff;
            min-width: 150px;
            transition: all 0.25s ease;
        }
        .filter-toolbar select:focus,
        .filter-toolbar input:focus {
            border-color: var(--brand-primary);
            outline: none;
            box-shadow: 0 0 0 3px rgba(240,78,35,0.15);
        }
        .filter-toolbar .btn-filter {
            background: var(--brand-gradient);
            border: none;
            color: #fff;
            font-weight: 600;
            padding: 8px 22px;
            border-radius: 10px;
            font-size: 0.9rem;
            transition: all 0.25s ease;
            white-space: nowrap;
        }
        .filter-toolbar .btn-filter:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(240,78,35,0.3);
            color: #fff;
        }
        .filter-toolbar .btn-filter:focus {
            outline: 2px solid var(--brand-primary);
            outline-offset: 2px;
        }
        @media (max-width: 768px) {
            .filter-toolbar {
                flex-direction: column;
                align-items: stretch;
                padding: 16px;
            }
            .filter-toolbar select,
            .filter-toolbar input {
                min-width: auto;
                width: 100%;
            }
            .filter-toolbar .btn-filter {
                width: 100%;
                text-align: center;
            }
        }

        /* ===== Schedule Date Group ===== */
        .schedule-date-group {
            margin-bottom: 32px;
        }
        .schedule-date-label {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--brand-text);
            margin-bottom: 14px;
            padding-left: 4px;
        }
        .schedule-date-label .date-badge {
            background: var(--brand-gradient);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 20px;
            letter-spacing: 0.03em;
        }
        .schedule-date-label .date-badge.upcoming {
            background: var(--brand-accent);
        }
        .schedule-card {
            background: var(--brand-surface);
            border-radius: var(--brand-radius-md);
            border: 1px solid var(--brand-border);
            box-shadow: 0 4px 16px rgba(18,35,41,0.04);
            overflow: hidden;
            transition: all 0.3s ease;
        }
        .schedule-card:hover {
            border-color: rgba(240,78,35,0.25);
            box-shadow: var(--brand-shadow-hover);
            transform: translateY(-2px);
        }
        .schedule-card .match-info {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 24px;
            flex-wrap: wrap;
        }
        .schedule-card .league-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(31,168,144,0.08);
            color: var(--brand-accent);
            font-size: 0.78rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 20px;
            white-space: nowrap;
        }
        .schedule-card .match-teams {
            display: flex;
            align-items: center;
            gap: 16px;
            font-weight: 600;
            color: var(--brand-text);
            font-size: 1rem;
            flex: 1;
            min-width: 220px;
        }
        .schedule-card .match-teams .vs {
            color: var(--brand-text-muted);
            font-weight: 500;
            font-size: 0.85rem;
            flex-shrink: 0;
        }
        .schedule-card .match-time {
            font-size: 0.9rem;
            color: var(--brand-text-secondary);
            display: flex;
            align-items: center;
            gap: 6px;
            white-space: nowrap;
        }
        .schedule-card .match-status {
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 20px;
            white-space: nowrap;
        }
        .schedule-card .match-status.upcoming {
            background: rgba(240,78,35,0.1);
            color: var(--brand-primary);
        }
        .schedule-card .match-status.live {
            background: rgba(31,168,144,0.12);
            color: var(--brand-accent);
        }
        .schedule-card .match-status.finished {
            background: rgba(90,107,115,0.1);
            color: var(--brand-text-secondary);
        }
        .schedule-card .match-image {
            width: 48px;
            height: 38px;
            border-radius: 8px;
            object-fit: cover;
            flex-shrink: 0;
        }
        @media (max-width: 576px) {
            .schedule-card .match-info {
                padding: 14px 16px;
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }
            .schedule-card .match-teams {
                min-width: auto;
                font-size: 0.9rem;
                gap: 10px;
                flex-wrap: wrap;
            }
        }

        /* ===== Highlight Upcoming ===== */
        .highlight-card {
            background: var(--brand-ink);
            border-radius: var(--brand-radius-lg);
            padding: 32px 36px;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .highlight-card::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 180px;
            height: 180px;
            background: radial-gradient(circle, rgba(240,78,35,0.3), transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .highlight-card .highlight-label {
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--brand-accent);
            letter-spacing: 0.05em;
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .highlight-card .highlight-teams {
            font-size: 1.35rem;
            font-weight: 700;
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 14px;
            flex-wrap: wrap;
        }
        .highlight-card .highlight-teams .hl-vs {
            color: rgba(255,255,255,0.5);
            font-weight: 500;
            font-size: 0.9rem;
        }
        .highlight-card .highlight-meta {
            font-size: 0.9rem;
            color: rgba(255,255,255,0.7);
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .highlight-card .btn-highlight {
            background: var(--brand-gradient);
            color: #fff;
            border: none;
            font-weight: 600;
            padding: 10px 22px;
            border-radius: 10px;
            font-size: 0.9rem;
            transition: all 0.25s ease;
            margin-top: 16px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .highlight-card .btn-highlight:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(240,78,35,0.35);
            color: #fff;
        }
        @media (max-width: 768px) {
            .highlight-card {
                padding: 24px;
            }
            .highlight-card .highlight-teams {
                font-size: 1.1rem;
            }
        }

        /* ===== Team Follow ===== */
        .follow-card {
            background: var(--brand-surface);
            border-radius: var(--brand-radius-md);
            border: 1px solid var(--brand-border);
            padding: 24px 28px;
            box-shadow: 0 4px 16px rgba(18,35,41,0.04);
            transition: all 0.3s ease;
        }
        .follow-card:hover {
            border-color: rgba(240,78,35,0.2);
            box-shadow: var(--brand-shadow-hover);
        }
        .follow-card .follow-icon {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: rgba(240,78,35,0.08);
            color: var(--brand-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            margin-bottom: 14px;
            flex-shrink: 0;
        }
        .follow-card h3 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--brand-text);
            margin-bottom: 8px;
        }
        .follow-card p {
            font-size: 0.9rem;
            color: var(--brand-text-secondary);
            margin-bottom: 0;
        }

        /* ===== Subscribe CTA ===== */
        .subscribe-section {
            background: var(--brand-ink);
            border-radius: var(--brand-radius-lg);
            padding: 48px 56px;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .subscribe-section::after {
            content: '';
            position: absolute;
            bottom: -50px;
            right: -50px;
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, rgba(31,168,144,0.25), transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .subscribe-section h2 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .subscribe-section p {
            color: rgba(255,255,255,0.75);
            font-size: 0.95rem;
            margin-bottom: 24px;
        }
        .subscribe-section .form-control-custom {
            background: rgba(255,255,255,0.1);
            border: 1px solid rgba(255,255,255,0.2);
            border-radius: 12px;
            padding: 12px 18px;
            color: #fff;
            font-size: 0.95rem;
            width: 100%;
            transition: all 0.25s ease;
        }
        .subscribe-section .form-control-custom::placeholder {
            color: rgba(255,255,255,0.45);
        }
        .subscribe-section .form-control-custom:focus {
            border-color: var(--brand-accent);
            outline: none;
            box-shadow: 0 0 0 3px rgba(31,168,144,0.2);
            background: rgba(255,255,255,0.14);
        }
        .subscribe-section .btn-subscribe {
            background: var(--brand-gradient);
            color: #fff;
            border: none;
            font-weight: 600;
            padding: 12px 32px;
            border-radius: 12px;
            font-size: 0.95rem;
            transition: all 0.25s ease;
            white-space: nowrap;
        }
        .subscribe-section .btn-subscribe:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(240,78,35,0.4);
            color: #fff;
        }
        .subscribe-section .btn-subscribe:focus {
            outline: 2px solid var(--brand-accent);
            outline-offset: 2px;
        }
        .subscribe-section .privacy-note {
            font-size: 0.78rem;
            color: rgba(255,255,255,0.5);
            margin-top: 12px;
        }
        @media (max-width: 768px) {
            .subscribe-section {
                padding: 28px 22px;
            }
            .subscribe-section h2 {
                font-size: 1.2rem;
            }
            .subscribe-section .btn-subscribe {
                width: 100%;
                text-align: center;
            }
        }

        /* ===== FAQ ===== */
        .faq-section .accordion-item {
            border: 1px solid var(--brand-border);
            border-radius: var(--brand-radius-sm) !important;
            margin-bottom: 12px;
            overflow: hidden;
            background: var(--brand-surface);
            box-shadow: 0 2px 8px rgba(18,35,41,0.03);
        }
        .faq-section .accordion-button {
            background: transparent;
            color: var(--brand-text);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 16px 20px;
            border: none;
            box-shadow: none;
            border-radius: var(--brand-radius-sm) !important;
            transition: all 0.25s ease;
        }
        .faq-section .accordion-button:not(.collapsed) {
            color: var(--brand-primary);
            background: rgba(240,78,35,0.04);
            box-shadow: none;
        }
        .faq-section .accordion-button:focus {
            box-shadow: none;
            border-color: var(--brand-primary);
        }
        .faq-section .accordion-button::after {
            filter: hue-rotate(140deg);
        }
        .faq-section .accordion-body {
            font-size: 0.9rem;
            color: var(--brand-text-secondary);
            padding: 16px 20px;
            background: rgba(246,248,249,0.6);
            border-top: 1px solid var(--brand-border);
            line-height: 1.8;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--brand-ink);
            color: rgba(255,255,255,0.75);
            padding: 48px 0 28px;
            margin-top: 48px;
        }
        .site-footer .footer-brand {
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }
        .site-footer .footer-desc {
            font-size: 0.88rem;
            color: rgba(255,255,255,0.6);
            max-width: 480px;
            margin-bottom: 24px;
            line-height: 1.8;
        }
        .site-footer .footer-nav {
            display: flex;
            flex-wrap: wrap;
            gap: 8px 20px;
            margin-bottom: 24px;
        }
        .site-footer .footer-nav a {
            font-size: 0.88rem;
            color: rgba(255,255,255,0.7);
            transition: all 0.25s ease;
        }
        .site-footer .footer-nav a:hover {
            color: var(--brand-accent);
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.1);
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.82rem;
            color: rgba(255,255,255,0.5);
        }
        .site-footer .footer-bottom a {
            color: rgba(255,255,255,0.6);
        }
        .site-footer .footer-bottom a:hover {
            color: var(--brand-accent);
        }
        @media (max-width: 576px) {
            .site-footer {
                padding: 32px 0 20px;
                margin-top: 32px;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
        }

/* roulang page: category5 */
:root {
            --brand-primary: #F04E23;
            --brand-primary-dark: #D63E1B;
            --brand-gradient: linear-gradient(135deg, #F04E23 0%, #D63E1B 100%);
            --brand-ink: #122329;
            --brand-accent: #1FA890;
            --brand-bg: #F6F8F9;
            --brand-surface: #FFFFFF;
            --brand-text: #1B262C;
            --brand-text-secondary: #5A6B73;
            --brand-text-muted: #8A9AA1;
            --brand-border: rgba(18,35,41,0.08);
            --brand-border-strong: rgba(18,35,41,0.12);
            --brand-shadow: 0 12px 40px rgba(18,35,41,0.08);
            --brand-shadow-hover: 0 16px 48px rgba(18,35,41,0.12);
            --brand-radius-lg: 28px;
            --brand-radius-md: 16px;
            --brand-radius-sm: 12px;
            --brand-font: "PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
            --brand-container: 1200px;
            --brand-section-padding: 72px;
            --brand-card-padding: 28px;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--brand-font);
            background-color: var(--brand-bg);
            color: var(--brand-text);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: all 0.25s ease;
        }
        a:hover {
            color: var(--brand-primary);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button, input, select, textarea {
            font-family: var(--brand-font);
        }
        .container-custom {
            max-width: var(--brand-container);
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width: 576px) {
            .container-custom {
                padding: 0 16px;
            }
        }

        /* ===== Header Navigation ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            padding: 16px 24px 0;
            transition: all 0.35s ease;
        }
        @media (max-width: 576px) {
            .site-header {
                padding: 12px 12px 0;
            }
        }
        .site-header.scrolled {
            padding-top: 8px;
        }
        .nav-shell {
            background: rgba(255,255,255,0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-radius: 24px;
            border: 1px solid rgba(18,35,41,0.06);
            box-shadow: 0 8px 32px rgba(18,35,41,0.06);
            padding: 10px 20px;
            max-width: var(--brand-container);
            margin: 0 auto;
            transition: all 0.35s ease;
        }
        .site-header.scrolled .nav-shell {
            box-shadow: 0 12px 36px rgba(18,35,41,0.12);
            border-radius: 20px;
            padding: 8px 20px;
        }
        @media (max-width: 576px) {
            .nav-shell {
                padding: 8px 12px;
                border-radius: 16px;
            }
        }
        .navbar-brand-custom {
            font-weight: 700;
            font-size: 1.15rem;
            color: var(--brand-text);
            display: inline-flex;
            align-items: center;
            gap: 10px;
            letter-spacing: 0.02em;
        }
        .navbar-brand-custom .brand-icon {
            width: 36px;
            height: 36px;
            background: var(--brand-gradient);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 16px;
            flex-shrink: 0;
        }
        .nav-link-custom {
            color: var(--brand-text-secondary);
            font-weight: 500;
            font-size: 0.95rem;
            padding: 8px 14px !important;
            border-radius: 10px;
            transition: all 0.25s ease;
            white-space: nowrap;
        }
        .nav-link-custom:hover,
        .nav-link-custom:focus {
            color: var(--brand-primary);
            background: rgba(240,78,35,0.06);
        }
        .nav-link-custom.active {
            color: var(--brand-primary);
            background: rgba(240,78,35,0.08);
            font-weight: 600;
        }
        .navbar-toggler-custom {
            border: 1px solid var(--brand-border);
            border-radius: 10px;
            padding: 6px 10px;
            background: #fff;
            color: var(--brand-text);
            font-size: 1.1rem;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .navbar-toggler-custom:focus {
            outline: 2px solid var(--brand-primary);
            outline-offset: 2px;
        }
        .navbar-collapse-custom {
            margin-top: 10px;
            padding-top: 10px;
            border-top: 1px solid var(--brand-border);
        }
        @media (max-width: 576px) {
            .nav-link-custom {
                padding: 10px 12px !important;
                border-radius: 8px;
            }
        }

        /* ===== Page Header / Breadcrumb ===== */
        .page-header-section {
            padding-top: 120px;
            padding-bottom: 32px;
            background: var(--brand-bg);
        }
        @media (max-width: 576px) {
            .page-header-section {
                padding-top: 100px;
                padding-bottom: 20px;
            }
        }
        .breadcrumb-custom {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 0.9rem;
            color: var(--brand-text-muted);
            margin-bottom: 14px;
        }
        .breadcrumb-custom a {
            color: var(--brand-text-secondary);
            transition: color 0.2s;
        }
        .breadcrumb-custom a:hover {
            color: var(--brand-primary);
        }
        .breadcrumb-custom .separator {
            color: var(--brand-text-muted);
            font-size: 0.75rem;
        }
        .breadcrumb-custom .current {
            color: var(--brand-primary);
            font-weight: 500;
        }
        .page-header-section h1 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--brand-text);
            margin-bottom: 10px;
            letter-spacing: 0.01em;
        }
        @media (max-width: 576px) {
            .page-header-section h1 {
                font-size: 1.6rem;
            }
        }
        .page-header-desc {
            font-size: 1rem;
            color: var(--brand-text-secondary);
            max-width: 720px;
            line-height: 1.85;
        }

        /* ===== Section Common ===== */
        .section-block {
            padding: var(--brand-section-padding) 0;
        }
        @media (max-width: 768px) {
            .section-block {
                padding: 48px 0;
            }
        }
        .section-title {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--brand-text);
            margin-bottom: 8px;
            letter-spacing: 0.01em;
        }
        .section-subtitle {
            font-size: 0.95rem;
            color: var(--brand-text-secondary);
            margin-bottom: 32px;
        }
        .section-title-wrap {
            margin-bottom: 24px;
        }
        .section-title-wrap .accent-bar {
            display: inline-block;
            width: 40px;
            height: 4px;
            background: var(--brand-gradient);
            border-radius: 4px;
            margin-bottom: 12px;
        }

        /* ===== Rule Cards ===== */
        .rule-card-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        @media (max-width: 768px) {
            .rule-card-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
        }
        .rule-card {
            background: var(--brand-surface);
            border-radius: var(--brand-radius-lg);
            border: 1px solid var(--brand-border);
            box-shadow: var(--brand-shadow);
            overflow: hidden;
            transition: all 0.35s ease;
            display: flex;
            flex-direction: column;
        }
        .rule-card:hover {
            box-shadow: var(--brand-shadow-hover);
            transform: translateY(-2px);
            border-color: rgba(240,78,35,0.2);
        }
        .rule-card-img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            border-bottom: 1px solid var(--brand-border);
        }
        .rule-card-body {
            padding: 22px 24px 26px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .rule-card-tag {
            display: inline-block;
            background: rgba(31,168,144,0.1);
            color: var(--brand-accent);
            font-size: 0.78rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 20px;
            margin-bottom: 12px;
            align-self: flex-start;
        }
        .rule-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--brand-text);
            margin-bottom: 8px;
        }
        .rule-card p {
            font-size: 0.9rem;
            color: var(--brand-text-secondary);
            line-height: 1.75;
            margin-bottom: 14px;
            flex: 1;
        }
        .rule-card .link-more {
            font-size: 0.85rem;
            color: var(--brand-primary);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            align-self: flex-start;
        }
        .rule-card .link-more i {
            font-size: 0.75rem;
            transition: transform 0.25s ease;
        }
        .rule-card .link-more:hover i {
            transform: translateX(4px);
        }
        .rule-card .link-more:hover {
            color: var(--brand-primary-dark);
        }

        /* ===== Quick Start ===== */
        .quick-start-panel {
            background: var(--brand-ink);
            border-radius: var(--brand-radius-lg);
            padding: 40px 44px;
            position: relative;
            overflow: hidden;
        }
        @media (max-width: 576px) {
            .quick-start-panel {
                padding: 26px 20px;
            }
        }
        .quick-start-panel::after {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            background: rgba(31,168,144,0.08);
            border-radius: 50%;
            pointer-events: none;
        }
        .quick-start-panel h2 {
            color: #fff;
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 22px;
            position: relative;
            z-index: 1;
        }
        .quick-start-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            position: relative;
            z-index: 1;
        }
        @media (max-width: 992px) {
            .quick-start-steps {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
        }
        @media (max-width: 576px) {
            .quick-start-steps {
                grid-template-columns: 1fr;
            }
        }
        .quick-step-item {
            background: rgba(255,255,255,0.06);
            border-radius: var(--brand-radius-md);
            padding: 20px 18px;
            border: 1px solid rgba(255,255,255,0.08);
            transition: all 0.3s ease;
        }
        .quick-step-item:hover {
            background: rgba(255,255,255,0.1);
            border-color: rgba(255,255,255,0.15);
        }
        .quick-step-num {
            width: 32px;
            height: 32px;
            background: var(--brand-gradient);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: 0.9rem;
            margin-bottom: 12px;
        }
        .quick-step-item h3 {
            color: #fff;
            font-size: 0.95rem;
            font-weight: 600;
            margin-bottom: 6px;
        }
        .quick-step-item p {
            color: rgba(255,255,255,0.7);
            font-size: 0.82rem;
            line-height: 1.6;
            margin-bottom: 0;
        }

        /* ===== Glossary ===== */
        .glossary-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }
        @media (max-width: 992px) {
            .glossary-list {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 576px) {
            .glossary-list {
                grid-template-columns: 1fr;
            }
        }
        .glossary-item {
            background: var(--brand-surface);
            border-radius: var(--brand-radius-md);
            border: 1px solid var(--brand-border);
            padding: 20px 22px;
            box-shadow: 0 4px 16px rgba(18,35,41,0.04);
            transition: all 0.3s ease;
        }
        .glossary-item:hover {
            border-color: rgba(31,168,144,0.25);
            box-shadow: var(--brand-shadow);
        }
        .glossary-item .term {
            font-weight: 700;
            color: var(--brand-ink);
            font-size: 0.95rem;
            margin-bottom: 6px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .glossary-item .term i {
            color: var(--brand-accent);
            font-size: 0.85rem;
        }
        .glossary-item p {
            font-size: 0.85rem;
            color: var(--brand-text-secondary);
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* ===== Responsible Notice ===== */
        .responsible-panel {
            background: linear-gradient(135deg, rgba(31,168,144,0.08) 0%, rgba(240,78,35,0.05) 100%);
            border-radius: var(--brand-radius-lg);
            border: 1px solid rgba(31,168,144,0.15);
            padding: 36px 40px;
            display: flex;
            gap: 28px;
            align-items: flex-start;
        }
        @media (max-width: 768px) {
            .responsible-panel {
                flex-direction: column;
                padding: 26px 20px;
                gap: 16px;
            }
        }
        .responsible-icon {
            width: 56px;
            height: 56px;
            background: var(--brand-accent);
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.5rem;
            flex-shrink: 0;
        }
        .responsible-panel h2 {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--brand-text);
            margin-bottom: 10px;
        }
        .responsible-panel p {
            font-size: 0.95rem;
            color: var(--brand-text-secondary);
            line-height: 1.85;
            margin-bottom: 0;
        }
        .responsible-panel ul {
            margin-top: 12px;
            padding-left: 0;
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .responsible-panel ul li {
            background: var(--brand-surface);
            border-radius: 20px;
            padding: 6px 16px;
            font-size: 0.82rem;
            color: var(--brand-text);
            border: 1px solid var(--brand-border);
        }

        /* ===== Subscribe CTA ===== */
        .subscribe-cta-card {
            background: var(--brand-ink);
            border-radius: var(--brand-radius-lg);
            padding: 44px 48px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }
        @media (max-width: 768px) {
            .subscribe-cta-card {
                padding: 28px 22px;
                flex-direction: column;
                text-align: center;
            }
        }
        .subscribe-cta-card h2 {
            color: #fff;
            font-size: 1.4rem;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .subscribe-cta-card p {
            color: rgba(255,255,255,0.7);
            font-size: 0.92rem;
            margin-bottom: 0;
            max-width: 420px;
        }
        .subscribe-form-wrap {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            min-width: 280px;
        }
        @media (max-width: 576px) {
            .subscribe-form-wrap {
                width: 100%;
                min-width: 0;
            }
        }
        .subscribe-input {
            flex: 1;
            min-width: 200px;
            padding: 12px 18px;
            border-radius: var(--brand-radius-sm);
            border: 1px solid rgba(255,255,255,0.2);
            background: rgba(255,255,255,0.08);
            color: #fff;
            font-size: 0.9rem;
            transition: all 0.3s ease;
        }
        .subscribe-input::placeholder {
            color: rgba(255,255,255,0.45);
        }
        .subscribe-input:focus {
            outline: none;
            border-color: var(--brand-accent);
            box-shadow: 0 0 0 3px rgba(31,168,144,0.2);
            background: rgba(255,255,255,0.12);
        }
        .btn-brand-primary {
            background: var(--brand-gradient);
            color: #fff;
            border: none;
            padding: 12px 24px;
            border-radius: var(--brand-radius-sm);
            font-weight: 600;
            font-size: 0.9rem;
            transition: all 0.3s ease;
            cursor: pointer;
            white-space: nowrap;
        }
        .btn-brand-primary:hover {
            background: var(--brand-primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(214,62,27,0.35);
            color: #fff;
        }
        .btn-brand-primary:focus {
            outline: 2px solid var(--brand-primary);
            outline-offset: 2px;
        }

        /* ===== FAQ ===== */
        .accordion-custom .accordion-item {
            border: 1px solid var(--brand-border);
            border-radius: var(--brand-radius-md) !important;
            margin-bottom: 12px;
            background: var(--brand-surface);
            overflow: hidden;
            box-shadow: 0 4px 16px rgba(18,35,41,0.04);
        }
        .accordion-custom .accordion-button {
            background: transparent;
            color: var(--brand-text);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 18px 22px;
            box-shadow: none;
            border: none;
            border-radius: var(--brand-radius-md) !important;
            text-align: left;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
        }
        .accordion-custom .accordion-button:not(.collapsed) {
            color: var(--brand-primary);
            background: rgba(240,78,35,0.04);
            box-shadow: none;
        }
        .accordion-custom .accordion-button::after {
            display: none;
        }
        .accordion-custom .accordion-icon {
            width: 28px;
            height: 28px;
            background: rgba(240,78,35,0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--brand-primary);
            font-size: 0.75rem;
            flex-shrink: 0;
            transition: all 0.3s ease;
        }
        .accordion-custom .accordion-button:not(.collapsed) .accordion-icon {
            background: var(--brand-primary);
            color: #fff;
            transform: rotate(180deg);
        }
        .accordion-custom .accordion-body {
            padding: 0 22px 18px;
            color: var(--brand-text-secondary);
            font-size: 0.9rem;
            line-height: 1.8;
            background: rgba(18,35,41,0.02);
            border-radius: 0 0 var(--brand-radius-md) var(--brand-radius-md);
        }
        .accordion-custom .accordion-button:focus {
            outline: 2px solid var(--brand-primary);
            outline-offset: -2px;
            box-shadow: none;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--brand-ink);
            color: rgba(255,255,255,0.8);
            padding: 48px 0 28px;
            margin-top: 32px;
        }
        .footer-brand {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }
        .footer-desc {
            font-size: 0.9rem;
            color: rgba(255,255,255,0.6);
            max-width: 560px;
            line-height: 1.8;
            margin-bottom: 22px;
        }
        .footer-nav {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            margin-bottom: 22px;
        }
        .footer-nav a {
            color: rgba(255,255,255,0.7);
            font-size: 0.88rem;
            transition: color 0.25s ease;
        }
        .footer-nav a:hover {
            color: var(--brand-accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.1);
            padding-top: 16px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            font-size: 0.82rem;
            color: rgba(255,255,255,0.5);
        }
        .footer-bottom a {
            color: rgba(255,255,255,0.6);
            font-size: 0.82rem;
            transition: color 0.25s ease;
        }
        .footer-bottom a:hover {
            color: var(--brand-accent);
        }
        @media (max-width: 576px) {
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        /* ===== Buttons ===== */
        .btn-ghost-brand {
            background: transparent;
            border: 1.5px solid var(--brand-ink);
            color: var(--brand-ink);
            padding: 10px 20px;
            border-radius: var(--brand-radius-sm);
            font-weight: 600;
            font-size: 0.88rem;
            transition: all 0.3s ease;
            cursor: pointer;
        }
        .btn-ghost-brand:hover {
            background: var(--brand-ink);
            color: #fff;
            transform: translateY(-2px);
        }
        .btn-ghost-brand:focus {
            outline: 2px solid var(--brand-ink);
            outline-offset: 2px;
        }

/* roulang page: category6 */
:root {
            --brand-primary: #F04E23;
            --brand-primary-dark: #D63E1B;
            --brand-gradient: linear-gradient(135deg, #F04E23 0%, #D63E1B 100%);
            --brand-ink: #122329;
            --brand-accent: #1FA890;
            --brand-bg: #F6F8F9;
            --brand-surface: #FFFFFF;
            --brand-text: #1B262C;
            --brand-text-secondary: #5A6B73;
            --brand-text-muted: #8A9AA1;
            --brand-border: rgba(18, 35, 41, 0.08);
            --brand-border-strong: rgba(18, 35, 41, 0.12);
            --brand-shadow: 0 12px 40px rgba(18, 35, 41, 0.08);
            --brand-shadow-hover: 0 16px 48px rgba(18, 35, 41, 0.12);
            --brand-radius-lg: 28px;
            --brand-radius-md: 16px;
            --brand-radius-sm: 12px;
            --brand-font: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --brand-container: 1200px;
            --brand-section-padding: 72px;
            --brand-card-padding: 28px;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--brand-font);
            background-color: var(--brand-bg);
            color: var(--brand-text);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: all 0.25s ease;
        }

        a:hover {
            color: var(--brand-primary);
        }

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

        button,
        input,
        select,
        textarea {
            font-family: var(--brand-font);
        }

        .container-custom {
            max-width: var(--brand-container);
            margin: 0 auto;
            padding: 0 16px;
        }

        /* ===== Header Navigation ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            padding: 16px 24px 0;
            transition: all 0.35s ease;
        }

        .site-header.scrolled {
            padding-top: 8px;
        }

        .nav-shell {
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-radius: 24px;
            border: 1px solid rgba(18, 35, 41, 0.06);
            box-shadow: 0 8px 32px rgba(18, 35, 41, 0.06);
            padding: 10px 20px;
            max-width: var(--brand-container);
            margin: 0 auto;
            transition: all 0.35s ease;
        }

        .site-header.scrolled .nav-shell {
            box-shadow: 0 12px 36px rgba(18, 35, 41, 0.12);
            border-radius: 20px;
            padding: 8px 20px;
        }

        .navbar-brand-custom {
            font-weight: 700;
            font-size: 1.15rem;
            color: var(--brand-text);
            display: inline-flex;
            align-items: center;
            gap: 10px;
            letter-spacing: 0.02em;
        }

        .navbar-brand-custom .brand-icon {
            width: 36px;
            height: 36px;
            background: var(--brand-gradient);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 16px;
            flex-shrink: 0;
        }

        .nav-link-custom {
            color: var(--brand-text-secondary);
            font-weight: 500;
            font-size: 0.95rem;
            padding: 8px 14px !important;
            border-radius: 10px;
            transition: all 0.25s ease;
            white-space: nowrap;
        }

        .nav-link-custom:hover,
        .nav-link-custom:focus {
            color: var(--brand-primary);
            background: rgba(240, 78, 35, 0.06);
        }

        .nav-link-custom.active {
            color: var(--brand-primary);
            background: rgba(240, 78, 35, 0.08);
            font-weight: 600;
        }

        .navbar-toggler-custom {
            border: 1px solid var(--brand-border);
            border-radius: 10px;
            padding: 6px 10px;
            background: #fff;
            color: var(--brand-text);
            font-size: 1.1rem;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .navbar-toggler-custom:focus {
            outline: 2px solid var(--brand-primary);
            outline-offset: 2px;
        }

        .navbar-collapse-custom {
            margin-top: 10px;
            padding-top: 10px;
            border-top: 1px solid var(--brand-border);
        }

        /* ===== Page Header / Breadcrumb ===== */
        .page-header-section {
            padding-top: 145px;
            padding-bottom: 32px;
            background: var(--brand-bg);
            position: relative;
        }

        .breadcrumb-custom {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
            color: var(--brand-text-muted);
            margin-bottom: 12px;
            flex-wrap: wrap;
        }

        .breadcrumb-custom a {
            color: var(--brand-text-secondary);
            transition: color 0.2s ease;
        }

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

        .breadcrumb-custom .separator {
            color: var(--brand-text-muted);
            font-size: 0.75rem;
        }

        .breadcrumb-custom .current {
            color: var(--brand-text);
            font-weight: 500;
        }

        .page-header-title {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--brand-text);
            margin-bottom: 12px;
            letter-spacing: 0.01em;
        }

        .page-header-desc {
            font-size: 1.05rem;
            color: var(--brand-text-secondary);
            max-width: 780px;
            margin-bottom: 0;
            line-height: 1.85;
        }

        .page-header-bg {
            position: absolute;
            top: 0;
            right: 0;
            width: 35%;
            height: 100%;
            object-fit: cover;
            border-bottom-left-radius: 40px;
            opacity: 0.18;
            z-index: 0;
            pointer-events: none;
        }

        .page-header-content {
            position: relative;
            z-index: 1;
        }

        /* ===== Section ===== */
        .section-pad {
            padding: 56px 0;
        }

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

        .section-title {
            font-size: 1.65rem;
            font-weight: 700;
            color: var(--brand-text);
            margin-bottom: 8px;
            letter-spacing: 0.01em;
        }

        .section-subtitle {
            font-size: 0.98rem;
            color: var(--brand-text-secondary);
            margin-bottom: 32px;
            line-height: 1.8;
        }

        /* ===== Guide Cards ===== */
        .guide-card {
            background: var(--brand-surface);
            border: 1px solid var(--brand-border);
            border-radius: var(--brand-radius-md);
            padding: 0;
            overflow: hidden;
            transition: all 0.35s ease;
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .guide-card:hover {
            box-shadow: var(--brand-shadow-hover);
            border-color: rgba(240, 78, 35, 0.25);
            transform: translateY(-4px);
        }

        .guide-card-img {
            width: 100%;
            height: 160px;
            object-fit: cover;
            border-radius: var(--brand-radius-md) var(--brand-radius-md) 0 0;
        }

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

        .guide-card-label {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--brand-accent);
            background: rgba(31, 168, 144, 0.1);
            padding: 4px 10px;
            border-radius: 999px;
            margin-bottom: 10px;
            width: fit-content;
        }

        .guide-card-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--brand-text);
            margin-bottom: 6px;
        }

        .guide-card-text {
            font-size: 0.92rem;
            color: var(--brand-text-secondary);
            line-height: 1.7;
            flex: 1;
            margin-bottom: 14px;
        }

        .guide-card-link {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--brand-primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: all 0.2s ease;
        }

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

        /* ===== Steps Section ===== */
        .step-card {
            background: var(--brand-surface);
            border: 1px solid var(--brand-border);
            border-radius: var(--brand-radius-md);
            padding: 24px 22px;
            height: 100%;
            position: relative;
            transition: all 0.3s ease;
        }

        .step-card:hover {
            box-shadow: var(--brand-shadow);
            border-color: rgba(31, 168, 144, 0.25);
        }

        .step-num {
            width: 40px;
            height: 40px;
            border-radius: 12px;
            background: var(--brand-gradient);
            color: #fff;
            font-weight: 700;
            font-size: 1.1rem;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 14px;
        }

        .step-title {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--brand-text);
            margin-bottom: 8px;
        }

        .step-text {
            font-size: 0.9rem;
            color: var(--brand-text-secondary);
            line-height: 1.75;
            margin-bottom: 0;
        }

        /* ===== Terms Section ===== */
        .terms-panel {
            background: var(--brand-ink);
            border-radius: var(--brand-radius-lg);
            padding: 38px 32px;
            position: relative;
            overflow: hidden;
        }

        .terms-panel::after {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 220px;
            height: 220px;
            background: var(--brand-gradient);
            border-radius: 50%;
            opacity: 0.12;
            pointer-events: none;
        }

        .terms-panel .section-title {
            color: #fff;
        }

        .terms-panel .section-subtitle {
            color: rgba(255, 255, 255, 0.65);
        }

        .term-item {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            padding: 14px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

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

        .term-badge {
            flex-shrink: 0;
            background: rgba(31, 168, 144, 0.2);
            color: #7DE8D5;
            font-size: 0.8rem;
            font-weight: 600;
            padding: 3px 12px;
            border-radius: 999px;
            min-width: 70px;
            text-align: center;
            white-space: nowrap;
        }

        .term-explain {
            font-size: 0.92rem;
            color: rgba(255, 255, 255, 0.8);
            line-height: 1.75;
            margin-bottom: 0;
        }

        /* ===== Responsible Panel ===== */
        .responsible-panel {
            background: linear-gradient(135deg, #FFF3ED 0%, #FFE8E0 100%);
            border: 1px solid rgba(240, 78, 35, 0.15);
            border-radius: var(--brand-radius-lg);
            padding: 36px 32px;
        }

        .responsible-icon {
            width: 52px;
            height: 52px;
            border-radius: 14px;
            background: var(--brand-gradient);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            margin-bottom: 16px;
        }

        .responsible-title {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--brand-text);
            margin-bottom: 12px;
        }

        .responsible-item {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            margin-bottom: 10px;
            font-size: 0.95rem;
            color: var(--brand-text-secondary);
            line-height: 1.75;
        }

        .responsible-item i {
            color: var(--brand-primary);
            margin-top: 5px;
            flex-shrink: 0;
        }

        /* ===== CTA Form ===== */
        .cta-section {
            background: var(--brand-ink);
            border-radius: var(--brand-radius-lg);
            padding: 44px 36px;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            bottom: -60px;
            left: -60px;
            width: 280px;
            height: 280px;
            background: var(--brand-gradient);
            border-radius: 50%;
            opacity: 0.12;
            pointer-events: none;
        }

        .cta-section .section-title {
            color: #fff;
        }

        .cta-section .section-subtitle {
            color: rgba(255, 255, 255, 0.65);
        }

        .cta-form .form-control {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 12px;
            padding: 12px 16px;
            color: #fff;
            font-size: 0.95rem;
            transition: all 0.25s ease;
        }

        .cta-form .form-control::placeholder {
            color: rgba(255, 255, 255, 0.4);
        }

        .cta-form .form-control:focus {
            background: rgba(255, 255, 255, 0.12);
            border-color: var(--brand-primary);
            box-shadow: 0 0 0 3px rgba(240, 78, 35, 0.2);
            color: #fff;
        }

        .cta-form .form-select {
            background-color: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 12px;
            padding: 12px 16px;
            color: #fff;
            font-size: 0.95rem;
            transition: all 0.25s ease;
        }

        .cta-form .form-select:focus {
            background-color: rgba(255, 255, 255, 0.12);
            border-color: var(--brand-primary);
            box-shadow: 0 0 0 3px rgba(240, 78, 35, 0.2);
            color: #fff;
        }

        .cta-form .form-select option {
            color: var(--brand-text);
            background: #fff;
        }

        .btn-primary-custom {
            background: var(--brand-gradient);
            border: none;
            border-radius: 12px;
            padding: 12px 28px;
            font-weight: 600;
            font-size: 0.95rem;
            color: #fff;
            transition: all 0.3s ease;
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
        }

        .btn-primary-custom:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(240, 78, 35, 0.35);
            color: #fff;
        }

        .btn-primary-custom:focus {
            outline: 2px solid var(--brand-primary);
            outline-offset: 3px;
        }

        .cta-privacy {
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.45);
            margin-top: 12px;
            margin-bottom: 0;
        }

        /* ===== FAQ ===== */
        .accordion-custom .accordion-item {
            background: var(--brand-surface);
            border: 1px solid var(--brand-border);
            border-radius: var(--brand-radius-md) !important;
            margin-bottom: 12px;
            overflow: hidden;
            transition: all 0.3s ease;
        }

        .accordion-custom .accordion-item:hover {
            border-color: rgba(240, 78, 35, 0.2);
        }

        .accordion-custom .accordion-button {
            background: var(--brand-surface);
            color: var(--brand-text);
            font-weight: 600;
            font-size: 0.98rem;
            padding: 18px 22px;
            border: none;
            border-radius: var(--brand-radius-md) !important;
            box-shadow: none;
            text-align: left;
            transition: all 0.25s ease;
        }

        .accordion-custom .accordion-button:not(.collapsed) {
            background: var(--brand-surface);
            color: var(--brand-primary);
            box-shadow: none;
        }

        .accordion-custom .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(240, 78, 35, 0.15);
            border-color: rgba(240, 78, 35, 0.3);
        }

        .accordion-custom .accordion-button::after {
            background-image: none;
            content: '\f078';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            font-size: 0.85rem;
            color: var(--brand-primary);
            transition: transform 0.3s ease;
            margin-left: auto;
            flex-shrink: 0;
        }

        .accordion-custom .accordion-button:not(.collapsed)::after {
            transform: rotate(180deg);
            color: var(--brand-primary);
        }

        .accordion-custom .accordion-body {
            padding: 4px 22px 20px;
            font-size: 0.92rem;
            color: var(--brand-text-secondary);
            line-height: 1.8;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--brand-ink);
            color: rgba(255, 255, 255, 0.85);
            padding: 52px 0 28px;
            margin-top: 60px;
        }

        .footer-brand {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }

        .footer-desc {
            font-size: 0.92rem;
            color: rgba(255, 255, 255, 0.55);
            max-width: 520px;
            line-height: 1.8;
            margin-bottom: 24px;
        }

        .footer-nav {
            display: flex;
            flex-wrap: wrap;
            gap: 8px 22px;
            margin-bottom: 28px;
        }

        .footer-nav a {
            color: rgba(255, 255, 255, 0.75);
            font-size: 0.9rem;
            transition: color 0.2s ease;
        }

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

        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 10px 20px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.45);
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.65);
            transition: color 0.2s ease;
        }

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

        /* ===== Responsive ===== */
        @media (max-width: 991.98px) {
            .page-header-section {
                padding-top: 125px;
            }
            .page-header-title {
                font-size: 1.8rem;
            }
            .page-header-bg {
                width: 50%;
                opacity: 0.12;
            }
            .terms-panel,
            .cta-section {
                padding: 28px 20px;
            }
            .guide-card-img {
                height: 140px;
            }
        }

        @media (max-width: 767.98px) {
            .site-header {
                padding: 10px 12px 0;
            }
            .nav-shell {
                padding: 8px 12px;
                border-radius: 16px;
            }
            .nav-link-custom {
                padding: 10px 12px !important;
                border-radius: 8px;
                font-size: 0.92rem;
            }
            .page-header-section {
                padding-top: 110px;
                padding-bottom: 20px;
            }
            .page-header-title {
                font-size: 1.55rem;
            }
            .page-header-desc {
                font-size: 0.95rem;
            }
            .page-header-bg {
                width: 80%;
                height: 140px;
                top: 80px;
                border-bottom-left-radius: 24px;
                opacity: 0.12;
            }
            .section-pad {
                padding: 40px 0;
            }
            .section-title {
                font-size: 1.35rem;
            }
            .section-subtitle {
                font-size: 0.92rem;
                margin-bottom: 24px;
            }
            .guide-card-img {
                height: 130px;
            }
            .guide-card-body {
                padding: 16px 16px 18px;
            }
            .step-card {
                padding: 18px 16px;
            }
            .terms-panel {
                padding: 24px 18px;
                border-radius: 20px;
            }
            .cta-section {
                padding: 26px 18px;
                border-radius: 20px;
            }
            .responsible-panel {
                padding: 24px 18px;
                border-radius: 20px;
            }
            .accordion-custom .accordion-button {
                padding: 15px 16px;
                font-size: 0.92rem;
            }
            .accordion-custom .accordion-body {
                padding: 2px 16px 16px;
                font-size: 0.88rem;
            }
            .btn-primary-custom {
                width: 100%;
                justify-content: center;
                padding: 13px 20px;
            }
            .site-footer {
                padding: 36px 0 20px;
                margin-top: 40px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
        }

        @media (max-width: 575.98px) {
            .page-header-title {
                font-size: 1.4rem;
            }
            .page-header-desc {
                font-size: 0.88rem;
            }
            .breadcrumb-custom {
                font-size: 0.82rem;
                gap: 5px;
            }
            .section-title {
                font-size: 1.2rem;
            }
            .guide-card-img {
                height: 110px;
            }
            .term-badge {
                font-size: 0.72rem;
                min-width: 60px;
                padding: 2px 8px;
            }
        }

/* roulang page: category7 */
:root {
      --brand-primary: #F04E23;
      --brand-primary-dark: #D63E1B;
      --brand-gradient: linear-gradient(135deg, #F04E23 0%, #D63E1B 100%);
      --brand-ink: #122329;
      --brand-accent: #1FA890;
      --brand-bg: #F6F8F9;
      --brand-surface: #FFFFFF;
      --brand-text: #1B262C;
      --brand-text-secondary: #5A6B73;
      --brand-text-muted: #8A9AA1;
      --brand-border: rgba(18,35,41,0.08);
      --brand-border-strong: rgba(18,35,41,0.12);
      --brand-shadow: 0 12px 40px rgba(18,35,41,0.08);
      --brand-shadow-hover: 0 16px 48px rgba(18,35,41,0.12);
      --brand-radius-lg: 28px;
      --brand-radius-md: 16px;
      --brand-radius-sm: 12px;
      --brand-font: "PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      --brand-container: 1200px;
      --brand-section-padding: 72px;
      --brand-card-padding: 28px;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: var(--brand-font);
      background-color: var(--brand-bg);
      color: var(--brand-text);
      line-height: 1.75;
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
    }

    a {
      text-decoration: none;
      color: inherit;
      transition: all 0.25s ease;
    }

    a:hover {
      color: var(--brand-primary);
    }

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

    button,
    input,
    select,
    textarea {
      font-family: var(--brand-font);
    }

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

    /* ===== Header ===== */
    .site-header {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      z-index: 1050;
      padding: 16px 24px 0;
      transition: all 0.35s ease;
    }

    .site-header.scrolled {
      padding-top: 8px;
    }

    .nav-shell {
      background: rgba(255,255,255,0.94);
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
      border-radius: 24px;
      border: 1px solid rgba(18,35,41,0.06);
      box-shadow: 0 8px 32px rgba(18,35,41,0.06);
      padding: 10px 20px;
      max-width: var(--brand-container);
      margin: 0 auto;
      transition: all 0.35s ease;
    }

    .site-header.scrolled .nav-shell {
      box-shadow: 0 12px 36px rgba(18,35,41,0.12);
      border-radius: 20px;
      padding: 8px 20px;
    }

    .navbar-brand-custom {
      font-weight: 700;
      font-size: 1.15rem;
      color: var(--brand-text);
      display: inline-flex;
      align-items: center;
      gap: 10px;
      letter-spacing: 0.02em;
    }

    .navbar-brand-custom .brand-icon {
      width: 36px;
      height: 36px;
      background: var(--brand-gradient);
      border-radius: 10px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      font-size: 16px;
      flex-shrink: 0;
    }

    .nav-link-custom {
      color: var(--brand-text-secondary);
      font-weight: 500;
      font-size: 0.95rem;
      padding: 8px 14px !important;
      border-radius: 10px;
      transition: all 0.25s ease;
      white-space: nowrap;
    }

    .nav-link-custom:hover,
    .nav-link-custom:focus {
      color: var(--brand-primary);
      background: rgba(240,78,35,0.06);
    }

    .nav-link-custom.active {
      color: var(--brand-primary);
      background: rgba(240,78,35,0.08);
      font-weight: 600;
    }

    .navbar-toggler-custom {
      border: 1px solid var(--brand-border);
      border-radius: 10px;
      padding: 6px 10px;
      background: #fff;
      color: var(--brand-text);
      font-size: 1.1rem;
      display: flex;
      align-items: center;
      gap: 6px;
    }

    .navbar-toggler-custom:focus {
      outline: 2px solid var(--brand-primary);
      outline-offset: 2px;
    }

    .navbar-collapse-custom {
      margin-top: 10px;
      padding-top: 10px;
      border-top: 1px solid var(--brand-border);
    }

    /* ===== Page Header ===== */
    .page-header-section {
      padding: 150px 0 44px;
      position: relative;
    }

    .page-header-card {
      border-radius: var(--brand-radius-lg);
      overflow: hidden;
      position: relative;
      background-color: var(--brand-ink);
      box-shadow: var(--brand-shadow);
      min-height: 360px;
      display: flex;
      align-items: flex-end;
    }

    .page-header-bg {
      position: absolute;
      inset: 0;
      background-size: cover;
      background-position: center;
      opacity: 0.35;
      z-index: 1;
    }

    .page-header-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(18,35,41,0.1) 0%, rgba(18,35,41,0.82) 100%);
      z-index: 2;
    }

    .page-header-content {
      position: relative;
      z-index: 3;
      padding: 36px 32px 32px;
      width: 100%;
    }

    .breadcrumb-custom {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 0.9rem;
      color: rgba(255,255,255,0.7);
      margin-bottom: 12px;
    }

    .breadcrumb-custom a {
      color: rgba(255,255,255,0.7);
    }

    .breadcrumb-custom a:hover {
      color: #fff;
    }

    .breadcrumb-custom .sep {
      opacity: 0.5;
    }

    .page-header-content h1 {
      color: #fff;
      font-size: 2.5rem;
      font-weight: 700;
      letter-spacing: 0.02em;
      margin-bottom: 12px;
    }

    .page-header-content .lead {
      color: rgba(255,255,255,0.85);
      font-size: 1.05rem;
      max-width: 760px;
      margin-bottom: 20px;
    }

    .header-cta-group {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
    }

    .header-meta-badges {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 20px;
    }

    /* ===== Buttons ===== */
    .btn-brand {
      background: var(--brand-gradient);
      color: #fff;
      border: none;
      border-radius: 12px;
      padding: 10px 20px;
      font-weight: 600;
      letter-spacing: 0.01em;
      transition: all 0.25s ease;
      box-shadow: 0 8px 18px rgba(240,78,35,0.22);
    }

    .btn-brand:hover,
    .btn-brand:focus {
      background: linear-gradient(135deg, #D63E1B 0%, #B93616 100%);
      color: #fff;
      transform: translateY(-2px);
      box-shadow: 0 12px 24px rgba(240,78,35,0.28);
    }

    .btn-brand:focus {
      outline: 2px solid var(--brand-primary);
      outline-offset: 2px;
    }

    .btn-ghost-light {
      background: rgba(255,255,255,0.1);
      border: 1px solid rgba(255,255,255,0.25);
      color: #fff;
      border-radius: 12px;
      padding: 10px 20px;
      font-weight: 600;
      transition: all 0.25s ease;
    }

    .btn-ghost-light:hover,
    .btn-ghost-light:focus {
      background: rgba(255,255,255,0.2);
      border-color: rgba(255,255,255,0.5);
      color: #fff;
      transform: translateY(-2px);
    }

    .btn-outline-brand {
      background: transparent;
      border: 1px solid var(--brand-border-strong);
      color: var(--brand-text);
      border-radius: 12px;
      padding: 8px 16px;
      font-weight: 600;
      transition: all 0.25s ease;
    }

    .btn-outline-brand:hover,
    .btn-outline-brand:focus {
      border-color: var(--brand-primary);
      background: rgba(240,78,35,0.06);
      color: var(--brand-primary);
    }

    /* ===== Section Base ===== */
    .section-pad {
      padding: 40px 0;
    }

    .section-title-area {
      margin-bottom: 28px;
    }

    .section-title {
      font-size: 1.7rem;
      font-weight: 700;
      color: var(--brand-text);
      letter-spacing: 0.02em;
    }

    .section-subtitle {
      color: var(--brand-text-secondary);
      font-size: 1rem;
      margin-top: 6px;
    }

    /* ===== News List ===== */
    .news-card {
      background: var(--brand-surface);
      border-radius: var(--brand-radius-lg);
      border: 1px solid var(--brand-border);
      box-shadow: var(--brand-shadow);
      overflow: hidden;
      transition: all 0.3s ease;
      height: 100%;
      display: flex;
      flex-direction: column;
    }

    .news-card:hover {
      box-shadow: var(--brand-shadow-hover);
      border-color: rgba(240,78,35,0.2);
      transform: translateY(-3px);
    }

    .news-card-img {
      width: 100%;
      height: 210px;
      object-fit: cover;
      background: #e9ecef;
    }

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

    .news-tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 0.8rem;
      font-weight: 600;
      color: var(--brand-primary);
      background: rgba(240,78,35,0.1);
      border-radius: 999px;
      padding: 3px 10px;
      width: fit-content;
      margin-bottom: 12px;
    }

    .news-tag.green {
      color: var(--brand-accent);
      background: rgba(31,168,144,0.12);
    }

    .news-date {
      font-size: 0.85rem;
      color: var(--brand-text-muted);
      margin-bottom: 8px;
      display: flex;
      align-items: center;
      gap: 6px;
    }

    .news-title {
      font-size: 1.15rem;
      font-weight: 700;
      color: var(--brand-text);
      line-height: 1.5;
      margin-bottom: 8px;
    }

    .news-summary {
      color: var(--brand-text-secondary);
      font-size: 0.95rem;
      line-height: 1.75;
      margin-bottom: 16px;
    }

    .btn-read-more {
      margin-top: auto;
      align-self: flex-start;
      display: inline-flex;
      align-items: center;
      gap: 6px;
      color: var(--brand-primary);
      font-weight: 600;
      font-size: 0.9rem;
      transition: all 0.25s ease;
    }

    .btn-read-more:hover,
    .btn-read-more:focus {
      color: var(--brand-primary-dark);
      gap: 10px;
    }

    /* ===== Hot List ===== */
    .hot-list-card {
      background: var(--brand-surface);
      border-radius: var(--brand-radius-lg);
      border: 1px solid var(--brand-border);
      box-shadow: var(--brand-shadow);
      padding: 24px;
    }

    .hot-list-item {
      display: flex;
      align-items: center;
      gap: 16px;
      padding: 14px 0;
      border-bottom: 1px solid var(--brand-border);
      transition: all 0.25s ease;
    }

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

    .hot-list-item:hover {
      padding-left: 6px;
    }

    .hot-rank {
      width: 32px;
      height: 32px;
      border-radius: 10px;
      background: var(--brand-bg);
      color: var(--brand-text-secondary);
      font-weight: 700;
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
    }

    .hot-rank.top {
      background: var(--brand-gradient);
      color: #fff;
    }

    .hot-list-title {
      font-weight: 600;
      color: var(--brand-text);
      font-size: 0.95rem;
      line-height: 1.5;
      flex: 1;
    }

    .hot-list-views {
      font-size: 0.8rem;
      color: var(--brand-text-muted);
      white-space: nowrap;
    }

    /* ===== Editor Picks ===== */
    .editor-card {
      background: var(--brand-surface);
      border-radius: var(--brand-radius-lg);
      overflow: hidden;
      border: 1px solid var(--brand-border);
      box-shadow: var(--brand-shadow);
      transition: all 0.3s ease;
      height: 100%;
    }

    .editor-card:hover {
      box-shadow: var(--brand-shadow-hover);
      transform: translateY(-3px);
      border-color: rgba(240,78,35,0.2);
    }

    .editor-card-img {
      width: 100%;
      height: 190px;
      object-fit: cover;
    }

    .editor-card-body {
      padding: 20px;
    }

    .editor-tag {
      font-size: 0.8rem;
      font-weight: 700;
      color: var(--brand-accent);
      background: rgba(31,168,144,0.1);
      border-radius: 999px;
      padding: 3px 10px;
      display: inline-flex;
      width: fit-content;
      margin-bottom: 10px;
    }

    .editor-card-title {
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--brand-text);
      margin-bottom: 8px;
    }

    .editor-card-desc {
      font-size: 0.9rem;
      color: var(--brand-text-secondary);
      line-height: 1.7;
    }

    /* ===== Topic Tags ===== */
    .topic-card {
      background: var(--brand-surface);
      border-radius: var(--brand-radius-lg);
      border: 1px solid var(--brand-border);
      box-shadow: var(--brand-shadow);
      padding: 28px;
    }

    .topic-tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 0.9rem;
      font-weight: 600;
      color: var(--brand-text-secondary);
      background: var(--brand-bg);
      border-radius: 999px;
      padding: 8px 14px;
      transition: all 0.25s ease;
      border: 1px solid transparent;
    }

    .topic-tag:hover,
    .topic-tag:focus {
      color: var(--brand-primary);
      background: rgba(240,78,35,0.08);
      border-color: rgba(240,78,35,0.2);
    }

    /* ===== RSS ===== */
    .rss-card {
      background: var(--brand-ink);
      border-radius: var(--brand-radius-lg);
      box-shadow: var(--brand-shadow);
      padding: 32px;
      color: #fff;
      position: relative;
      overflow: hidden;
    }

    .rss-card::after {
      content: "";
      position: absolute;
      right: -30px;
      top: -30px;
      width: 160px;
      height: 160px;
      background: rgba(240,78,35,0.18);
      border-radius: 50%;
    }

    .rss-card h2 {
      font-size: 1.6rem;
      font-weight: 700;
      margin-bottom: 12px;
    }

    .rss-card p {
      color: rgba(255,255,255,0.8);
      max-width: 720px;
      margin-bottom: 20px;
    }

    .rss-form {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      position: relative;
      z-index: 2;
    }

    .rss-input {
      flex: 1;
      min-width: 240px;
      background: rgba(255,255,255,0.12);
      border: 1px solid rgba(255,255,255,0.25);
      border-radius: 12px;
      padding: 10px 16px;
      color: #fff;
      outline: none;
      transition: all 0.25s ease;
    }

    .rss-input::placeholder {
      color: rgba(255,255,255,0.6);
    }

    .rss-input:focus {
      border-color: var(--brand-primary);
      box-shadow: 0 0 0 3px rgba(240,78,35,0.2);
      background: rgba(255,255,255,0.16);
    }

    /* ===== FAQ ===== */
    .faq-card {
      background: var(--brand-surface);
      border-radius: var(--brand-radius-lg);
      border: 1px solid var(--brand-border);
      box-shadow: var(--brand-shadow);
      padding: 28px;
    }

    .accordion-custom .accordion-item {
      border: 1px solid var(--brand-border);
      border-radius: 14px;
      overflow: hidden;
      margin-bottom: 12px;
      background: var(--brand-surface);
    }

    .accordion-custom .accordion-item:last-child {
      margin-bottom: 0;
    }

    .accordion-custom .accordion-button {
      background: transparent;
      color: var(--brand-text);
      font-weight: 600;
      font-size: 0.98rem;
      padding: 16px 18px;
      box-shadow: none;
      border: none;
      text-align: left;
    }

    .accordion-custom .accordion-button:not(.collapsed) {
      background: rgba(240,78,35,0.05);
      color: var(--brand-primary);
      box-shadow: none;
    }

    .accordion-custom .accordion-button:focus {
      box-shadow: 0 0 0 3px rgba(240,78,35,0.15);
      border-color: var(--brand-primary);
    }

    .accordion-custom .accordion-button::after {
      background-image: none;
      content: "\f078";
      font-family: "Font Awesome 6 Free";
      font-weight: 900;
      color: var(--brand-primary);
      font-size: 0.9rem;
      transition: transform 0.25s ease;
    }

    .accordion-custom .accordion-button:not(.collapsed)::after {
      transform: rotate(180deg);
      color: var(--brand-primary);
    }

    .accordion-custom .accordion-body {
      background: var(--brand-bg);
      color: var(--brand-text-secondary);
      font-size: 0.95rem;
      padding: 16px 18px;
      line-height: 1.75;
    }

    /* ===== Footer ===== */
    .site-footer {
      background: var(--brand-ink);
      color: rgba(255,255,255,0.85);
      padding: 48px 0 24px;
      margin-top: 48px;
    }

    .footer-brand {
      font-size: 1.3rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 12px;
    }

    .footer-desc {
      color: rgba(255,255,255,0.7);
      max-width: 620px;
      margin-bottom: 24px;
    }

    .footer-nav {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      margin-bottom: 28px;
    }

    .footer-nav a {
      color: rgba(255,255,255,0.75);
      font-weight: 500;
    }

    .footer-nav a:hover,
    .footer-nav a:focus {
      color: #fff;
    }

    .footer-bottom {
      border-top: 1px solid rgba(255,255,255,0.12);
      padding-top: 20px;
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      gap: 12px;
      font-size: 0.9rem;
      color: rgba(255,255,255,0.6);
    }

    .footer-bottom a {
      color: rgba(255,255,255,0.8);
    }

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

    /* ===== Responsive ===== */
    @media (max-width: 991.98px) {
      .page-header-section {
        padding-top: 120px;
      }
      .section-title {
        font-size: 1.5rem;
      }
    }

    @media (max-width: 767.98px) {
      :root {
        --brand-section-padding: 48px;
        --brand-card-padding: 20px;
      }
      .container-custom {
        padding: 0 16px;
      }
      .site-header {
        padding: 12px 12px 0;
      }
      .nav-shell {
        padding: 8px 12px;
        border-radius: 16px;
      }
      .page-header-section {
        padding-top: 100px;
        padding-bottom: 28px;
      }
      .page-header-card {
        min-height: 300px;
        border-radius: 20px;
      }
      .page-header-content {
        padding: 24px 18px 22px;
      }
      .page-header-content h1 {
        font-size: 1.9rem;
      }
      .page-header-content .lead {
        font-size: 0.95rem;
      }
      .header-meta-badges {
        gap: 8px;
      }
      .news-card-img {
        height: 180px;
      }
      .news-card-body {
        padding: 18px 18px 16px;
      }
      .hot-list-card,
      .topic-card,
      .faq-card {
        padding: 18px;
      }
      .rss-card {
        padding: 24px 18px;
      }
      .rss-card h2 {
        font-size: 1.4rem;
      }
      .footer-nav {
        gap: 12px;
      }
      .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
      }
    }

    @media (max-width: 575.98px) {
      .page-header-content h1 {
        font-size: 1.6rem;
      }
      .section-title {
        font-size: 1.3rem;
      }
      .news-title {
        font-size: 1.05rem;
      }
      .rss-form .btn-brand,
      .header-cta-group .btn-brand,
      .header-cta-group .btn-ghost-light {
        width: 100%;
      }
      .hot-list-item {
        flex-wrap: wrap;
        gap: 10px;
      }
      .hot-list-title {
        width: 100%;
        order: 3;
      }
      .hot-list-views {
        margin-left: auto;
      }
    }

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}