/* roulang page: index */
:root {
            --brand-primary: #0f1f38;
            --brand-accent: #c8963e;
            --brand-accent-hover: #b08532;
            --brand-accent-light: #f5e6d0;
            --bg-white: #ffffff;
            --bg-light: #f7f8fa;
            --bg-light-alt: #eef0f4;
            --bg-dark: #0a1525;
            --text-primary: #1a1d23;
            --text-secondary: #4a4f5a;
            --text-muted: #7a7f8a;
            --text-light: #9ca3af;
            --border-color: #e2e5ea;
            --border-light: #f0f1f4;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.16);
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s ease;
            --font-sans: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --container-max: 1200px;
            --header-height: 72px;
            --bottom-tab-height: 64px;
        }

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

        html {
            scroll-behavior: smooth;
            scroll-padding-top: var(--header-height);
        }

        body {
            font-family: var(--font-sans);
            line-height: 1.7;
            color: var(--text-primary);
            background-color: var(--bg-white);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-bottom: 0;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--brand-accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
        }
        ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .container {
            max-width: var(--container-max);
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ===== HEADER / NAV ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            height: var(--header-height);
            display: flex;
            align-items: center;
            transition: box-shadow var(--transition-base);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }
        .brand-logo {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--brand-primary);
            letter-spacing: -0.02em;
            display: flex;
            align-items: center;
            gap: 9px;
            white-space: nowrap;
            flex-shrink: 0;
        }
        .brand-logo .logo-icon {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--brand-primary) 0%, #1a3555 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.15rem;
            flex-shrink: 0;
        }
        .brand-logo:hover {
            color: var(--brand-primary);
            opacity: 0.88;
        }
        .nav-list {
            display: flex;
            align-items: center;
            gap: 6px;
            margin: 0;
        }
        .nav-list li a {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            border-radius: 8px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }
        .nav-list li a:hover {
            color: var(--brand-primary);
            background: var(--bg-light);
        }
        .nav-list li a.active {
            color: var(--brand-accent);
            font-weight: 600;
            background: var(--brand-accent-light);
        }
        .nav-list li a .nav-icon {
            margin-right: 6px;
            font-size: 0.9rem;
            opacity: 0.7;
        }
        .header-cta {
            flex-shrink: 0;
            margin-left: 12px;
        }
        .btn-nav-cta {
            padding: 10px 22px;
            border-radius: 25px;
            font-weight: 600;
            font-size: 0.9rem;
            border: none;
            background: var(--brand-accent);
            color: #fff;
            transition: all var(--transition-base);
            white-space: nowrap;
            letter-spacing: 0.01em;
        }
        .btn-nav-cta:hover {
            background: var(--brand-accent-hover);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 6px 20px rgba(200, 150, 62, 0.35);
        }
        .navbar-toggler {
            border: none;
            padding: 8px;
            color: var(--text-primary);
            font-size: 1.3rem;
            background: transparent;
        }
        .navbar-toggler:focus {
            box-shadow: none;
            outline: 2px solid var(--brand-accent);
            outline-offset: 2px;
            border-radius: 6px;
        }

        /* ===== BOTTOM TAB NAV (MOBILE) ===== */
        .bottom-tab-nav {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 1060;
            background: rgba(255, 255, 255, 0.97);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-top: 1px solid var(--border-light);
            box-shadow: 0 -2px 16px rgba(0, 0, 0, 0.07);
            height: var(--bottom-tab-height);
            padding: 0 6px;
        }
        .bottom-tab-nav .tab-list {
            display: flex;
            align-items: center;
            justify-content: space-around;
            height: 100%;
            margin: 0;
            padding: 0;
        }
        .bottom-tab-nav .tab-list li {
            flex: 1;
            text-align: center;
        }
        .bottom-tab-nav .tab-list li a {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            padding: 4px 2px;
            font-size: 0.68rem;
            font-weight: 500;
            color: var(--text-muted);
            border-radius: 8px;
            transition: all var(--transition-fast);
            gap: 2px;
        }
        .bottom-tab-nav .tab-list li a i {
            font-size: 1.2rem;
            transition: color var(--transition-fast);
        }
        .bottom-tab-nav .tab-list li a.active {
            color: var(--brand-accent);
            font-weight: 700;
        }
        .bottom-tab-nav .tab-list li a.active i {
            color: var(--brand-accent);
        }
        .bottom-tab-nav .tab-list li a:hover {
            color: var(--brand-primary);
        }

        /* ===== HERO ===== */
        .hero-section {
            position: relative;
            background: linear-gradient(135deg, #0a1525 0%, #0f1f38 40%, #162a48 100%);
            color: #fff;
            padding: 70px 0 80px;
            overflow: hidden;
            min-height: 520px;
            display: flex;
            align-items: center;
        }
        .hero-bg-overlay {
            position: absolute;
            inset: 0;
            background-image: url('assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.18;
            z-index: 0;
        }
        .hero-section .container {
            position: relative;
            z-index: 1;
        }
        .hero-badge {
            display: inline-block;
            padding: 6px 16px;
            border-radius: 20px;
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.2);
            font-size: 0.85rem;
            font-weight: 500;
            letter-spacing: 0.03em;
            color: var(--brand-accent);
            margin-bottom: 20px;
        }
        .hero-title {
            font-size: 3rem;
            font-weight: 800;
            letter-spacing: -0.03em;
            line-height: 1.2;
            margin-bottom: 18px;
            color: #fff;
        }
        .hero-title .accent {
            color: var(--brand-accent);
        }
        .hero-desc {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.78);
            max-width: 620px;
            line-height: 1.8;
            margin-bottom: 14px;
        }
        .hero-desc-long {
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.6);
            max-width: 640px;
            line-height: 1.75;
            margin-bottom: 28px;
        }
        .hero-btns {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }
        .btn-hero-primary {
            padding: 13px 30px;
            border-radius: 28px;
            font-weight: 600;
            font-size: 1rem;
            background: var(--brand-accent);
            color: #fff;
            border: none;
            transition: all var(--transition-base);
            letter-spacing: 0.02em;
            box-shadow: 0 6px 22px rgba(200, 150, 62, 0.3);
        }
        .btn-hero-primary:hover {
            background: var(--brand-accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 10px 30px rgba(200, 150, 62, 0.45);
            color: #fff;
        }
        .btn-hero-outline {
            padding: 13px 30px;
            border-radius: 28px;
            font-weight: 600;
            font-size: 1rem;
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.4);
            transition: all var(--transition-base);
            letter-spacing: 0.02em;
        }
        .btn-hero-outline:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
        }
        .hero-stats-row {
            display: flex;
            flex-wrap: wrap;
            gap: 30px;
            margin-top: 36px;
            padding-top: 28px;
            border-top: 1px solid rgba(255, 255, 255, 0.12);
        }
        .hero-stat-item {
            text-align: left;
        }
        .hero-stat-num {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--brand-accent);
            letter-spacing: -0.02em;
        }
        .hero-stat-label {
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.55);
        }

        /* ===== SECTION COMMON ===== */
        .section-pad {
            padding: 70px 0;
        }
        .section-pad-sm {
            padding: 50px 0;
        }
        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-header .section-tag {
            display: inline-block;
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--brand-accent);
            letter-spacing: 0.05em;
            text-transform: uppercase;
            margin-bottom: 10px;
        }
        .section-header h2 {
            font-size: 2.1rem;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: -0.02em;
            margin-bottom: 8px;
        }
        .section-header .section-subtitle {
            font-size: 1rem;
            color: var(--text-muted);
            max-width: 560px;
            margin: 0 auto;
        }

        /* ===== STATS CARDS ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .stat-card {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 28px 22px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }
        .stat-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: transparent;
        }
        .stat-card .stat-icon {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--brand-accent-light);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            font-size: 1.3rem;
            color: var(--brand-accent);
        }
        .stat-card .stat-number {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--brand-primary);
            letter-spacing: -0.02em;
            line-height: 1;
            margin-bottom: 6px;
        }
        .stat-card .stat-label {
            font-size: 0.88rem;
            color: var(--text-muted);
            font-weight: 500;
        }

        /* ===== ADVANTAGE CARDS ===== */
        .advantage-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .adv-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 34px 26px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition-base);
            text-align: left;
            position: relative;
        }
        .adv-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-lg);
            border-color: transparent;
        }
        .adv-card .adv-icon-wrap {
            width: 54px;
            height: 54px;
            border-radius: var(--radius-sm);
            background: var(--brand-accent-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--brand-accent);
            margin-bottom: 16px;
        }
        .adv-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
        }
        .adv-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin: 0;
        }

        /* ===== BRAND STORY ===== */
        .brand-story-section {
            background: var(--bg-light);
        }
        .brand-story-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }
        .brand-story-img {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            aspect-ratio: 4/3;
        }
        .brand-story-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .brand-story-content h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 16px;
            letter-spacing: -0.02em;
        }
        .brand-story-content .story-tag {
            display: inline-block;
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--brand-accent);
            letter-spacing: 0.04em;
            margin-bottom: 10px;
        }
        .brand-story-content p {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.85;
            margin-bottom: 12px;
        }

        /* ===== CATEGORY CARDS ===== */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .cat-card {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition-base);
            display: block;
            color: inherit;
        }
        .cat-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
            border-color: transparent;
            color: inherit;
        }
        .cat-card-img {
            aspect-ratio: 16/10;
            overflow: hidden;
            position: relative;
        }
        .cat-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-base);
        }
        .cat-card:hover .cat-card-img img {
            transform: scale(1.05);
        }
        .cat-card-body {
            padding: 18px 16px;
        }
        .cat-card-body h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 6px;
        }
        .cat-card-body p {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.5;
        }
        .cat-card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 5px 12px;
            border-radius: 14px;
            background: rgba(0, 0, 0, 0.6);
            color: #fff;
            font-size: 0.72rem;
            font-weight: 600;
            letter-spacing: 0.03em;
            backdrop-filter: blur(4px);
        }

        /* ===== FOCUS MATCHES ===== */
        .focus-section {
            background: #fff;
        }
        .match-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .match-item {
            display: flex;
            align-items: center;
            gap: 20px;
            padding: 18px 22px;
            background: var(--bg-light);
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
            border: 1px solid transparent;
            flex-wrap: wrap;
        }
        .match-item:hover {
            background: #fff;
            border-color: var(--border-color);
            box-shadow: var(--shadow-md);
        }
        .match-league {
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--brand-accent);
            letter-spacing: 0.04em;
            min-width: 60px;
        }
        .match-teams {
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--text-primary);
            flex: 1;
            min-width: 160px;
        }
        .match-time {
            font-size: 0.85rem;
            color: var(--text-muted);
            min-width: 90px;
            text-align: right;
        }
        .match-odds {
            padding: 6px 14px;
            border-radius: 20px;
            background: var(--brand-accent-light);
            color: var(--brand-accent);
            font-weight: 700;
            font-size: 0.85rem;
            white-space: nowrap;
        }

        /* ===== PARTNERS ===== */
        .partners-section {
            background: #fff;
            border-top: 1px solid var(--border-light);
            border-bottom: 1px solid var(--border-light);
        }
        .partners-grid {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: center;
            gap: 30px 40px;
        }
        .partner-item {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-muted);
            padding: 12px 20px;
            border-radius: var(--radius-sm);
            background: var(--bg-light);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .partner-item:hover {
            color: var(--brand-primary);
            background: #e8ecf2;
        }

        /* ===== TESTIMONIALS ===== */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .testimonial-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            position: relative;
        }
        .testimonial-card .quote-icon {
            font-size: 2rem;
            color: var(--brand-accent-light);
            position: absolute;
            top: 16px;
            right: 20px;
            opacity: 0.6;
        }
        .testimonial-card .test-text {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.75;
            margin-bottom: 14px;
            font-style: italic;
        }
        .testimonial-card .test-author {
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--text-primary);
        }
        .testimonial-card .test-role {
            font-size: 0.78rem;
            color: var(--text-muted);
        }

        /* ===== NEWS ===== */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
        }
        .news-card {
            background: #fff;
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition-base);
            display: flex;
            flex-direction: column;
        }
        .news-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: transparent;
        }
        .news-card-img {
            aspect-ratio: 16/9;
            overflow: hidden;
        }
        .news-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-base);
        }
        .news-card:hover .news-card-img img {
            transform: scale(1.04);
        }
        .news-card-body {
            padding: 18px 16px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .news-date {
            font-size: 0.75rem;
            color: var(--text-muted);
            margin-bottom: 6px;
        }
        .news-card-body h3 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 6px;
            line-height: 1.4;
        }
        .news-card-body p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 12px;
        }
        .news-read-more {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--brand-accent);
            align-self: flex-start;
            transition: color var(--transition-fast);
        }
        .news-read-more:hover {
            color: var(--brand-accent-hover);
        }
        .news-read-more i {
            margin-left: 4px;
            font-size: 0.7rem;
            transition: transform var(--transition-fast);
        }
        .news-read-more:hover i {
            transform: translateX(3px);
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--bg-light);
        }
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: #fff;
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-md);
        }
        .faq-question {
            width: 100%;
            text-align: left;
            padding: 18px 22px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-primary);
            background: transparent;
            border: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            cursor: pointer;
            transition: color var(--transition-fast);
        }
        .faq-question:hover {
            color: var(--brand-accent);
        }
        .faq-question i {
            font-size: 0.85rem;
            color: var(--text-muted);
            transition: transform var(--transition-base);
            flex-shrink: 0;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: var(--brand-accent);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            padding: 0 22px;
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.8;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 22px 20px;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, #0f1f38 0%, #162a48 100%);
            color: #fff;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-bg-img {
            position: absolute;
            inset: 0;
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.12;
            z-index: 0;
        }
        .cta-section .container {
            position: relative;
            z-index: 1;
        }
        .cta-section h2 {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 12px;
            letter-spacing: -0.02em;
        }
        .cta-section p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 28px;
            max-width: 550px;
            margin-left: auto;
            margin-right: auto;
        }
        .btn-cta-lg {
            padding: 14px 36px;
            border-radius: 28px;
            font-weight: 700;
            font-size: 1.05rem;
            background: var(--brand-accent);
            color: #fff;
            border: none;
            transition: all var(--transition-base);
            letter-spacing: 0.02em;
            box-shadow: 0 8px 28px rgba(200, 150, 62, 0.4);
            display: inline-block;
        }
        .btn-cta-lg:hover {
            background: var(--brand-accent-hover);
            color: #fff;
            transform: translateY(-3px);
            box-shadow: 0 14px 36px rgba(200, 150, 62, 0.55);
        }

        /* ===== FOOTER ===== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 48px 0 28px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 30px;
            margin-bottom: 28px;
        }
        .footer-brand {
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }
        .footer-desc {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.5);
            line-height: 1.7;
        }
        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: 0.03em;
        }
        .footer-col ul li {
            margin-bottom: 6px;
        }
        .footer-col ul li a {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.55);
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--brand-accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 18px;
            text-align: center;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.4);
        }

        /* ===== RESPONSIVE ===== */
        @media (max-width: 1199px) {
            .hero-title {
                font-size: 2.4rem;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .advantage-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .category-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .brand-story-wrap {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            .testimonial-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 991px) {
            .hero-title {
                font-size: 2rem;
            }
            .hero-desc {
                font-size: 1rem;
            }
            .nav-list {
                gap: 2px;
            }
            .nav-list li a {
                padding: 6px 10px;
                font-size: 0.85rem;
            }
            .header-cta {
                margin-left: 6px;
            }
            .btn-nav-cta {
                padding: 8px 16px;
                font-size: 0.8rem;
            }
            .advantage-grid {
                grid-template-columns: 1fr 1fr;
            }
            .testimonial-grid {
                grid-template-columns: 1fr;
            }
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .bottom-tab-nav {
                display: block;
            }
            body {
                padding-bottom: var(--bottom-tab-height);
            }
            .site-footer {
                padding-bottom: 80px;
            }
            .hero-stats-row {
                gap: 20px;
            }
            .hero-stat-num {
                font-size: 1.4rem;
            }
        }

        @media (max-width: 767px) {
            .hero-section {
                padding: 44px 0 56px;
                min-height: auto;
            }
            .hero-title {
                font-size: 1.7rem;
            }
            .hero-desc {
                font-size: 0.9rem;
            }
            .hero-desc-long {
                font-size: 0.82rem;
            }
            .hero-btns {
                flex-direction: column;
                gap: 10px;
            }
            .hero-btns .btn-hero-primary,
            .hero-btns .btn-hero-outline {
                width: 100%;
                text-align: center;
            }
            .hero-stats-row {
                gap: 16px;
                margin-top: 24px;
                padding-top: 20px;
            }
            .hero-stat-num {
                font-size: 1.25rem;
            }
            .hero-stat-label {
                font-size: 0.72rem;
            }
            .section-pad {
                padding: 44px 0;
            }
            .section-pad-sm {
                padding: 34px 0;
            }
            .section-header h2 {
                font-size: 1.55rem;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .stat-card {
                padding: 20px 14px;
            }
            .stat-card .stat-number {
                font-size: 1.6rem;
            }
            .advantage-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .category-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .news-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .brand-story-wrap {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .brand-story-content h2 {
                font-size: 1.4rem;
            }
            .testimonial-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 18px;
                text-align: center;
            }
            .match-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .match-time {
                text-align: left;
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .bottom-tab-nav {
                display: block;
            }
            body {
                padding-bottom: var(--bottom-tab-height);
            }
            .site-footer {
                padding-bottom: 80px;
            }
            .header-cta {
                display: none;
            }
            .nav-list li a {
                font-size: 0.78rem;
                padding: 5px 7px;
            }
            .brand-logo {
                font-size: 1.1rem;
            }
            .brand-logo .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 0.9rem;
            }
        }

        @media (max-width: 520px) {
            .hero-title {
                font-size: 1.45rem;
            }
            .hero-desc-long {
                font-size: 0.78rem;
            }
            .category-grid {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-card .stat-number {
                font-size: 1.35rem;
            }
            .section-header h2 {
                font-size: 1.3rem;
            }
            .nav-list li a {
                font-size: 0.7rem;
                padding: 4px 5px;
            }
            .brand-logo {
                font-size: 0.95rem;
            }
            .partners-grid {
                gap: 14px 18px;
            }
            .partner-item {
                font-size: 0.8rem;
                padding: 8px 12px;
            }
        }

/* roulang page: category3 */
:root {
            --brand-primary: #0d1b2a;
            --brand-secondary: #1b2d45;
            --brand-accent: #c9a84c;
            --brand-accent-hover: #d4b35e;
            --brand-highlight: #3b82f6;
            --brand-highlight-light: #e8f0fe;
            --text-primary: #1a1a1a;
            --text-secondary: #4a4a4a;
            --text-muted: #7a7a7a;
            --text-light: #9ca3af;
            --bg-white: #ffffff;
            --bg-light: #f8f9fa;
            --bg-lighter: #f1f3f5;
            --bg-dark: #0d1b2a;
            --bg-card: #ffffff;
            --border-color: #e5e7eb;
            --border-light: #f0f0f0;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.10);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --transition-slow: 0.4s ease;
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', system-ui, sans-serif;
            --max-width: 1200px;
            --nav-height: 72px;
            --bottom-tab-height: 60px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-primary);
            background-color: var(--bg-white);
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

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

        a:hover {
            text-decoration: none;
        }

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

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--brand-accent);
            outline-offset: 2px;
            border-radius: 4px;
        }

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

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0;
            line-height: 1.3;
            color: var(--text-primary);
        }

        p {
            margin: 0;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ============ HEADER & NAVIGATION ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            height: var(--nav-height);
            display: flex;
            align-items: center;
            transition: box-shadow var(--transition-normal);
        }

        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }

        .brand-logo {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--brand-primary);
            letter-spacing: 0.02em;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
            transition: color var(--transition-fast);
        }

        .brand-logo:hover {
            color: var(--brand-accent);
        }

        .brand-logo .logo-icon {
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--brand-primary), var(--brand-secondary));
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--brand-accent);
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .nav-list {
            display: flex;
            align-items: center;
            gap: 4px;
            margin: 0;
            padding: 0;
        }

        .nav-list li a {
            display: flex;
            align-items: center;
            gap: 7px;
            padding: 10px 16px;
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

        .nav-list li a:hover {
            color: var(--brand-primary);
            background: var(--bg-lighter);
        }

        .nav-list li a.active {
            color: var(--brand-accent);
            background: rgba(201, 168, 76, 0.08);
            font-weight: 600;
        }

        .nav-list li a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--brand-accent);
            border-radius: 2px;
        }

        .nav-icon {
            font-size: 0.9rem;
            opacity: 0.7;
        }

        .nav-list li a.active .nav-icon {
            opacity: 1;
            color: var(--brand-accent);
        }

        /* ============ HERO / BANNER ============ */
        .page-banner {
            position: relative;
            background: linear-gradient(135deg, #0d1b2a 0%, #1b2d45 40%, #1a3a5c 100%);
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            padding: 80px 0;
            min-height: 360px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(13, 27, 42, 0.75) 0%, rgba(13, 27, 42, 0.88) 100%);
            z-index: 1;
        }

        .page-banner .banner-content {
            position: relative;
            z-index: 2;
            color: #ffffff;
            max-width: 700px;
        }

        .page-banner .banner-badge {
            display: inline-block;
            background: rgba(201, 168, 76, 0.2);
            border: 1px solid rgba(201, 168, 76, 0.4);
            color: var(--brand-accent);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
            margin-bottom: 18px;
            letter-spacing: 0.03em;
        }

        .page-banner h1 {
            font-size: 2.6rem;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 14px;
            letter-spacing: 0.01em;
            line-height: 1.25;
        }

        .page-banner .banner-desc {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.8);
            line-height: 1.7;
            max-width: 560px;
        }

        /* ============ STATS ROW ============ */
        .stats-section {
            padding: 50px 0 40px;
            background: var(--bg-white);
            margin-top: -30px;
            position: relative;
            z-index: 3;
        }

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

        .stat-card {
            background: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 28px 20px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-normal);
            position: relative;
            overflow: hidden;
        }

        .stat-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: var(--brand-accent);
        }

        .stat-card .stat-icon {
            width: 50px;
            height: 50px;
            margin: 0 auto 14px;
            background: rgba(201, 168, 76, 0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--brand-accent);
        }

        .stat-card .stat-number {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--brand-primary);
            letter-spacing: -0.01em;
            line-height: 1;
            margin-bottom: 6px;
        }

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

        .stat-card .stat-sub {
            font-size: 0.78rem;
            color: var(--text-light);
            margin-top: 4px;
        }

        /* ============ SECTION COMMONS ============ */
        .section {
            padding: 60px 0;
        }

        .section-header {
            text-align: center;
            margin-bottom: 44px;
        }

        .section-header .section-badge {
            display: inline-block;
            background: rgba(59, 130, 246, 0.08);
            color: var(--brand-highlight);
            padding: 5px 14px;
            border-radius: 20px;
            font-size: 0.82rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            margin-bottom: 12px;
        }

        .section-header h2 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--brand-primary);
            margin-bottom: 10px;
            letter-spacing: 0.01em;
        }

        .section-header .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.6;
        }

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

        /* ============ SERVICE CARDS ============ */
        .service-cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .service-card {
            background: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 32px 24px;
            transition: all var(--transition-normal);
            box-shadow: var(--shadow-sm);
            display: flex;
            flex-direction: column;
            height: 100%;
        }

        .service-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: transparent;
        }

        .service-card .card-icon-wrap {
            width: 56px;
            height: 56px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            margin-bottom: 18px;
            flex-shrink: 0;
        }

        .service-card .card-icon-wrap.icon-blue {
            background: rgba(59, 130, 246, 0.1);
            color: #3b82f6;
        }

        .service-card .card-icon-wrap.icon-gold {
            background: rgba(201, 168, 76, 0.12);
            color: var(--brand-accent);
        }

        .service-card .card-icon-wrap.icon-teal {
            background: rgba(20, 184, 166, 0.1);
            color: #14b8a6;
        }

        .service-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--brand-primary);
            margin-bottom: 10px;
        }

        .service-card p {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.65;
            flex-grow: 1;
            margin-bottom: 16px;
        }

        .service-card .card-features {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 16px;
        }

        .service-card .feature-tag {
            font-size: 0.78rem;
            background: var(--bg-lighter);
            color: var(--text-secondary);
            padding: 4px 10px;
            border-radius: 4px;
            font-weight: 500;
        }

        .service-card .card-link {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--brand-accent);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: gap var(--transition-fast);
            margin-top: auto;
        }

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

        /* ============ DATA COVERAGE ============ */
        .coverage-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .coverage-card {
            background: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 24px;
            display: flex;
            align-items: flex-start;
            gap: 16px;
            transition: all var(--transition-normal);
            box-shadow: var(--shadow-sm);
        }

        .coverage-card:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--brand-accent);
        }

        .coverage-card .league-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-sm);
            background: var(--brand-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: 0.85rem;
            flex-shrink: 0;
            letter-spacing: 0.03em;
        }

        .coverage-card .league-info h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--brand-primary);
            margin-bottom: 4px;
        }

        .coverage-card .league-info p {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.5;
        }

        /* ============ FEATURED TOOL ============ */
        .featured-tool-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
            background: var(--bg-white);
            border-radius: var(--radius-xl);
            overflow: hidden;
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-md);
        }

        .featured-tool-block .tool-image {
            height: 100%;
            min-height: 320px;
            background-image: url('assets/images/coverpic/cover-7.webp');
            background-size: cover;
            background-position: center;
            border-radius: var(--radius-xl) 0 0 var(--radius-xl);
        }

        .featured-tool-block .tool-content {
            padding: 40px 32px 40px 8px;
        }

        .featured-tool-block .tool-badge {
            display: inline-block;
            background: rgba(201, 168, 76, 0.12);
            color: var(--brand-accent);
            padding: 5px 12px;
            border-radius: 16px;
            font-size: 0.8rem;
            font-weight: 600;
            margin-bottom: 12px;
        }

        .featured-tool-block h2 {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--brand-primary);
            margin-bottom: 12px;
        }

        .featured-tool-block p {
            font-size: 0.98rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 18px;
        }

        .btn-brand {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--brand-accent);
            color: #fff;
            padding: 12px 26px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            transition: all var(--transition-fast);
            border: none;
            cursor: pointer;
            text-decoration: none;
        }

        .btn-brand:hover {
            background: var(--brand-accent-hover);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 6px 20px rgba(201, 168, 76, 0.35);
        }

        .btn-outline-brand {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: var(--brand-accent);
            padding: 11px 24px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            border: 2px solid var(--brand-accent);
            transition: all var(--transition-fast);
            cursor: pointer;
            text-decoration: none;
        }

        .btn-outline-brand:hover {
            background: var(--brand-accent);
            color: #fff;
        }

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

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

        .faq-item:hover {
            border-color: #d0d5dd;
            box-shadow: var(--shadow-md);
        }

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

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

        .faq-question .faq-icon {
            flex-shrink: 0;
            transition: transform var(--transition-normal);
            font-size: 0.85rem;
            color: var(--text-muted);
            width: 28px;
            height: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: var(--bg-lighter);
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
            background: rgba(201, 168, 76, 0.12);
            color: var(--brand-accent);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
        }

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

        .faq-answer-inner {
            padding: 0 22px 20px;
            font-size: 0.93rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* ============ CTA ============ */
        .cta-section {
            background: linear-gradient(135deg, var(--brand-primary) 0%, var(--brand-secondary) 60%, #1a3a5c 100%);
            padding: 60px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('assets/images/backpic/back-3.webp') center/cover no-repeat;
            opacity: 0.08;
            background-blend-mode: overlay;
            z-index: 1;
        }

        .cta-section .cta-inner {
            position: relative;
            z-index: 2;
            max-width: 650px;
            margin: 0 auto;
        }

        .cta-section h2 {
            font-size: 2rem;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 14px;
        }

        .cta-section p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 28px;
            line-height: 1.7;
        }

        .cta-section .btn-brand {
            font-size: 1rem;
            padding: 14px 32px;
            border-radius: var(--radius-md);
        }

        /* ============ FOOTER ============ */
        .site-footer {
            background: #0d1b2a;
            color: rgba(255, 255, 255, 0.8);
            padding: 50px 0 28px;
            font-size: 0.9rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 36px;
        }

        .footer-brand {
            font-size: 1.25rem;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 10px;
            letter-spacing: 0.02em;
        }

        .footer-desc {
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.55);
            line-height: 1.6;
        }

        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: #ffffff;
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }

        .footer-col ul li {
            margin-bottom: 8px;
        }

        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.88rem;
            transition: color var(--transition-fast);
        }

        .footer-col ul li a:hover {
            color: var(--brand-accent);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            text-align: center;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.4);
        }

        /* ============ MOBILE BOTTOM TAB NAV ============ */
        .mobile-bottom-tab {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 999;
            background: #ffffff;
            border-top: 1px solid var(--border-color);
            box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.08);
            height: var(--bottom-tab-height);
            padding: 0 8px;
        }

        .mobile-bottom-tab .tab-inner {
            display: flex;
            align-items: center;
            justify-content: space-around;
            height: 100%;
            max-width: 500px;
            margin: 0 auto;
        }

        .mobile-bottom-tab .tab-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 2px;
            font-size: 0.7rem;
            font-weight: 500;
            color: var(--text-muted);
            padding: 4px 8px;
            border-radius: 8px;
            transition: all var(--transition-fast);
            text-decoration: none;
            flex: 1;
            min-width: 0;
            position: relative;
        }

        .mobile-bottom-tab .tab-item .tab-icon {
            font-size: 1.2rem;
            transition: color var(--transition-fast);
        }

        .mobile-bottom-tab .tab-item.active {
            color: var(--brand-accent);
            font-weight: 600;
        }

        .mobile-bottom-tab .tab-item.active::before {
            content: '';
            position: absolute;
            top: -1px;
            left: 50%;
            transform: translateX(-50%);
            width: 24px;
            height: 3px;
            background: var(--brand-accent);
            border-radius: 0 0 3px 3px;
        }

        .mobile-bottom-tab .tab-item:hover {
            color: var(--brand-accent);
        }

        /* ============ RESPONSIVE ============ */
        @media (max-width: 1199.98px) {
            .container {
                padding-left: 18px;
                padding-right: 18px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .service-cards-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 18px;
            }
            .featured-tool-block {
                grid-template-columns: 1fr;
                gap: 0;
            }
            .featured-tool-block .tool-image {
                min-height: 240px;
                border-radius: var(--radius-xl) var(--radius-xl) 0 0;
            }
            .featured-tool-block .tool-content {
                padding: 28px 24px;
            }
            .coverage-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
        }

        @media (max-width: 991.98px) {
            .site-header {
                height: 56px;
            }
            .brand-logo {
                font-size: 1.15rem;
            }
            .brand-logo .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 0.9rem;
            }
            .page-banner {
                padding: 50px 0;
                min-height: 260px;
            }
            .page-banner h1 {
                font-size: 1.8rem;
            }
            .page-banner .banner-desc {
                font-size: 0.95rem;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .stat-card {
                padding: 20px 14px;
            }
            .stat-card .stat-number {
                font-size: 1.6rem;
            }
            .stat-card .stat-label {
                font-size: 0.8rem;
            }
            .service-cards-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
            .service-card {
                padding: 22px 16px;
            }
            .section {
                padding: 40px 0;
            }
            .section-header h2 {
                font-size: 1.5rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .coverage-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .mobile-bottom-tab {
                display: block;
            }
            body {
                padding-bottom: var(--bottom-tab-height);
            }
            .site-footer {
                padding-bottom: 80px;
            }
            .page-banner .banner-content {
                max-width: 100%;
            }
            .stats-section {
                margin-top: -20px;
                padding: 30px 0 30px;
            }
        }

        @media (max-width: 767.98px) {
            .container {
                padding-left: 14px;
                padding-right: 14px;
            }
            .page-banner {
                padding: 36px 0;
                min-height: 220px;
            }
            .page-banner h1 {
                font-size: 1.5rem;
            }
            .page-banner .banner-desc {
                font-size: 0.88rem;
            }
            .page-banner .banner-badge {
                font-size: 0.75rem;
                padding: 4px 12px;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-card {
                padding: 16px 10px;
                border-radius: var(--radius-md);
            }
            .stat-card .stat-number {
                font-size: 1.4rem;
            }
            .stat-card .stat-icon {
                width: 38px;
                height: 38px;
                font-size: 1rem;
                margin-bottom: 8px;
            }
            .service-cards-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .service-card {
                padding: 20px 16px;
                border-radius: var(--radius-md);
            }
            .service-card h3 {
                font-size: 1.05rem;
            }
            .section-header {
                margin-bottom: 28px;
            }
            .section-header h2 {
                font-size: 1.35rem;
            }
            .section-header .section-subtitle {
                font-size: 0.9rem;
            }
            .section {
                padding: 32px 0;
            }
            .featured-tool-block .tool-image {
                min-height: 180px;
                border-radius: var(--radius-md) var(--radius-md) 0 0;
            }
            .featured-tool-block {
                border-radius: var(--radius-md);
            }
            .featured-tool-block .tool-content {
                padding: 20px 16px;
            }
            .featured-tool-block h2 {
                font-size: 1.3rem;
            }
            .coverage-card {
                padding: 16px;
                gap: 12px;
            }
            .coverage-card .league-icon {
                width: 38px;
                height: 38px;
                font-size: 0.7rem;
            }
            .coverage-card .league-info h4 {
                font-size: 0.95rem;
            }
            .cta-section {
                padding: 40px 0;
            }
            .cta-section h2 {
                font-size: 1.4rem;
            }
            .cta-section p {
                font-size: 0.9rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-brand {
                font-size: 1.1rem;
            }
            .faq-question {
                font-size: 0.9rem;
                padding: 14px 16px;
            }
            .faq-answer-inner {
                padding: 0 16px 16px;
                font-size: 0.85rem;
            }
            .btn-brand {
                padding: 10px 20px;
                font-size: 0.9rem;
            }
            .btn-outline-brand {
                padding: 9px 18px;
                font-size: 0.9rem;
            }
            .mobile-bottom-tab .tab-item {
                font-size: 0.65rem;
                padding: 2px 4px;
            }
            .mobile-bottom-tab .tab-item .tab-icon {
                font-size: 1.05rem;
            }
            .stats-section {
                margin-top: -16px;
                padding: 24px 0 24px;
            }
        }

        @media (max-width: 520px) {
            .page-banner h1 {
                font-size: 1.3rem;
            }
            .page-banner .banner-desc {
                font-size: 0.82rem;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
            .stat-card {
                padding: 14px 8px;
                border-radius: var(--radius-sm);
            }
            .stat-card .stat-number {
                font-size: 1.25rem;
            }
            .stat-card .stat-label {
                font-size: 0.72rem;
            }
            .stat-card .stat-icon {
                width: 32px;
                height: 32px;
                font-size: 0.85rem;
            }
            .service-card {
                padding: 16px 14px;
            }
            .section-header h2 {
                font-size: 1.2rem;
            }
            .coverage-card {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
        }

/* roulang page: category1 */
:root {
            --brand-primary: #0f2b46;
            --brand-primary-light: #1a3f63;
            --brand-accent: #c9a050;
            --brand-accent-light: #dbb860;
            --brand-accent-dark: #a88038;
            --bg-white: #ffffff;
            --bg-light: #f7f6f3;
            --bg-light-alt: #f0efe9;
            --bg-dark: #0f2b46;
            --bg-dark-alt: #162d4a;
            --text-primary: #1a1a1a;
            --text-secondary: #4a4a4a;
            --text-muted: #7a7a7a;
            --text-light: #9ca3af;
            --text-on-dark: #e8e6e0;
            --border-color: #e5e2d8;
            --border-light: #f0ede5;
            --shadow-sm: 0 1px 3px rgba(15, 43, 70, 0.06);
            --shadow-md: 0 4px 16px rgba(15, 43, 70, 0.10);
            --shadow-lg: 0 8px 32px rgba(15, 43, 70, 0.14);
            --shadow-xl: 0 16px 48px rgba(15, 43, 70, 0.18);
            --radius-xs: 6px;
            --radius-sm: 10px;
            --radius-md: 16px;
            --radius-lg: 20px;
            --radius-xl: 24px;
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s ease;
            --transition-slow: 0.45s ease;
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --container-max: 1200px;
            --header-height: 68px;
            --mobile-bottom-nav-height: 62px;
        }

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

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

        body {
            font-family: var(--font-sans);
            line-height: 1.7;
            color: var(--text-primary);
            background-color: var(--bg-white);
            margin: 0;
            padding: 0;
            padding-bottom: 0;
            overflow-x: hidden;
        }

        body.has-bottom-nav {
            padding-bottom: 0;
        }

        @media (max-width: 991.98px) {
            body.has-bottom-nav {
                padding-bottom: var(--mobile-bottom-nav-height);
            }
        }

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

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

        button {
            cursor: pointer;
            font-family: inherit;
        }

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

        .container {
            max-width: var(--container-max);
            padding-left: 20px;
            padding-right: 20px;
        }

        @media (min-width: 1400px) {
            .container {
                max-width: 1240px;
            }
        }

        /* ========== HEADER ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(255, 255, 255, 0.97);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            height: var(--header-height);
            display: flex;
            align-items: center;
            transition: all var(--transition-base);
        }

        .site-header .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            gap: 24px;
        }

        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--brand-primary);
            white-space: nowrap;
            letter-spacing: -0.01em;
            flex-shrink: 0;
        }

        .header-logo .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-xs);
            background: linear-gradient(135deg, var(--brand-primary-light), var(--brand-primary));
            color: #fff;
            font-size: 1.15rem;
            flex-shrink: 0;
        }

        .header-logo span {
            color: var(--brand-primary);
        }
        .header-logo .logo-accent {
            color: var(--brand-accent);
        }

        /* Desktop nav */
        .nav-list {
            display: flex;
            align-items: center;
            gap: 4px;
            margin: 0;
            padding: 0;
        }

        .nav-list li a {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 10px 16px;
            border-radius: 50px;
            font-size: 0.925rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
            letter-spacing: 0.01em;
        }

        .nav-list li a:hover {
            color: var(--brand-primary);
            background: rgba(15, 43, 70, 0.04);
        }

        .nav-list li a.active {
            color: var(--brand-accent-dark);
            background: rgba(201, 160, 80, 0.10);
            font-weight: 600;
        }

        .nav-list li a .nav-icon {
            font-size: 0.9rem;
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }

        .nav-list li a.active .nav-icon {
            color: var(--brand-accent);
        }

        .nav-list li a:hover .nav-icon {
            color: var(--brand-primary-light);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .btn-header-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 20px;
            border-radius: 50px;
            font-size: 0.9rem;
            font-weight: 600;
            background: var(--brand-accent);
            color: #fff;
            border: none;
            transition: all var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }

        .btn-header-cta:hover {
            background: var(--brand-accent-dark);
            color: #fff;
            box-shadow: var(--shadow-md);
            transform: translateY(-1px);
        }

        /* Mobile bottom tab nav */
        .mobile-bottom-nav {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 1060;
            background: rgba(255, 255, 255, 0.98);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-top: 1px solid var(--border-light);
            box-shadow: 0 -2px 16px rgba(15, 43, 70, 0.08);
            height: var(--mobile-bottom-nav-height);
            padding: 0 8px;
        }

        .mobile-bottom-nav .bottom-nav-list {
            display: flex;
            align-items: center;
            justify-content: space-around;
            height: 100%;
            gap: 2px;
        }

        .mobile-bottom-nav .bottom-nav-list a {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 3px;
            font-size: 0.68rem;
            font-weight: 500;
            color: var(--text-muted);
            padding: 6px 8px;
            border-radius: 10px;
            transition: all var(--transition-fast);
            min-width: 52px;
            text-align: center;
            flex: 1;
            max-width: 80px;
        }

        .mobile-bottom-nav .bottom-nav-list a i {
            font-size: 1.15rem;
            transition: all var(--transition-fast);
        }

        .mobile-bottom-nav .bottom-nav-list a.active {
            color: var(--brand-accent-dark);
            font-weight: 700;
        }

        .mobile-bottom-nav .bottom-nav-list a.active i {
            color: var(--brand-accent);
        }

        .mobile-bottom-nav .bottom-nav-list a:hover {
            color: var(--brand-primary);
        }

        @media (max-width: 991.98px) {
            .mobile-bottom-nav {
                display: block;
            }
            .site-header .header-actions {
                display: none;
            }
            .site-header .header-logo {
                font-size: 1.15rem;
            }
            .site-header .header-logo .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 1rem;
            }
        }

        @media (max-width: 520px) {
            .site-header {
                height: 56px;
            }
            .site-header .header-logo {
                font-size: 1rem;
            }
            .site-header .header-logo .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 0.85rem;
            }
            .mobile-bottom-nav .bottom-nav-list a {
                font-size: 0.62rem;
                padding: 4px 4px;
                min-width: 42px;
                max-width: 64px;
            }
            .mobile-bottom-nav .bottom-nav-list a i {
                font-size: 1rem;
            }
        }

        /* ========== PAGE BANNER ========== */
        .page-banner {
            position: relative;
            background: var(--bg-dark);
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center 30%;
            background-repeat: no-repeat;
            min-height: 320px;
            display: flex;
            align-items: center;
            overflow: hidden;
            border-bottom: 3px solid var(--brand-accent);
        }

        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 43, 70, 0.88) 0%, rgba(15, 43, 70, 0.72) 50%, rgba(26, 63, 99, 0.65) 100%);
            z-index: 1;
        }

        .page-banner .banner-content {
            position: relative;
            z-index: 2;
            padding: 60px 0;
            color: #fff;
        }

        .page-banner .breadcrumb-custom {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 16px;
            flex-wrap: wrap;
        }

        .page-banner .breadcrumb-custom a {
            color: rgba(255, 255, 255, 0.85);
            transition: color var(--transition-fast);
        }

        .page-banner .breadcrumb-custom a:hover {
            color: var(--brand-accent-light);
        }

        .page-banner .breadcrumb-custom .separator {
            color: rgba(255, 255, 255, 0.4);
            font-size: 0.7rem;
        }

        .page-banner .banner-title {
            font-size: 2.4rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            margin-bottom: 12px;
            color: #fff;
            line-height: 1.25;
        }

        .page-banner .banner-title .accent {
            color: var(--brand-accent-light);
        }

        .page-banner .banner-subtitle {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.8);
            max-width: 620px;
            line-height: 1.6;
        }

        @media (max-width: 768px) {
            .page-banner {
                min-height: 240px;
            }
            .page-banner .banner-content {
                padding: 40px 0;
            }
            .page-banner .banner-title {
                font-size: 1.7rem;
            }
            .page-banner .banner-subtitle {
                font-size: 0.95rem;
            }
        }

        @media (max-width: 520px) {
            .page-banner {
                min-height: 200px;
            }
            .page-banner .banner-content {
                padding: 28px 0;
            }
            .page-banner .banner-title {
                font-size: 1.35rem;
            }
            .page-banner .banner-subtitle {
                font-size: 0.85rem;
            }
        }

        /* ========== SECTION BASE ========== */
        .section {
            padding: 70px 0;
        }

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

        .section-dark {
            background: var(--bg-dark);
            color: var(--text-on-dark);
        }

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

        .section-header .section-tag {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--brand-accent-dark);
            background: rgba(201, 160, 80, 0.12);
            padding: 6px 16px;
            border-radius: 50px;
            margin-bottom: 14px;
        }

        .section-header .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 10px;
            letter-spacing: -0.01em;
        }

        .section-dark .section-header .section-title {
            color: #fff;
        }

        .section-header .section-desc {
            font-size: 1rem;
            color: var(--text-muted);
            max-width: 600px;
            margin: 0 auto;
        }

        .section-dark .section-header .section-desc {
            color: rgba(255, 255, 255, 0.65);
        }

        @media (max-width: 768px) {
            .section {
                padding: 48px 0;
            }
            .section-header {
                margin-bottom: 32px;
            }
            .section-header .section-title {
                font-size: 1.55rem;
            }
        }

        @media (max-width: 520px) {
            .section {
                padding: 36px 0;
            }
            .section-header .section-title {
                font-size: 1.3rem;
            }
        }

        /* ========== CARDS ========== */
        .card-custom {
            background: #fff;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all var(--transition-base);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .card-custom:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: transparent;
        }

        .card-custom .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background: var(--bg-light-alt);
        }

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

        .card-custom:hover .card-img-wrap img {
            transform: scale(1.06);
        }

        .card-custom .card-img-wrap .card-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            background: var(--brand-accent);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 700;
            padding: 5px 12px;
            border-radius: 50px;
            letter-spacing: 0.04em;
            z-index: 2;
        }

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

        .card-custom .card-body-custom h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text-primary);
            line-height: 1.4;
        }

        .card-custom .card-body-custom p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-bottom: 14px;
            flex: 1;
            line-height: 1.6;
        }

        .card-custom .card-body-custom .card-meta {
            font-size: 0.78rem;
            color: var(--text-light);
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .card-custom .card-body-custom .card-link {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--brand-accent-dark);
            transition: all var(--transition-fast);
            margin-top: auto;
        }

        .card-custom .card-body-custom .card-link:hover {
            color: var(--brand-primary);
            gap: 8px;
        }

        /* ========== TIP LIST ========== */
        .tip-list-item {
            display: flex;
            gap: 20px;
            padding: 22px 0;
            border-bottom: 1px solid var(--border-light);
            transition: all var(--transition-fast);
        }

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

        .tip-list-item:hover {
            background: rgba(201, 160, 80, 0.03);
            margin: 0 -16px;
            padding-left: 16px;
            padding-right: 16px;
            border-radius: var(--radius-sm);
        }

        .tip-list-item .tip-number {
            flex-shrink: 0;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--brand-accent);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.1rem;
        }

        .tip-list-item .tip-content h4 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 4px;
            color: var(--text-primary);
        }

        .tip-list-item .tip-content p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.6;
        }

        @media (max-width: 520px) {
            .tip-list-item {
                flex-direction: column;
                gap: 10px;
            }
            .tip-list-item .tip-number {
                width: 36px;
                height: 36px;
                font-size: 0.95rem;
            }
        }

        /* ========== STATS ROW ========== */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .stat-card {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 28px 20px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition-base);
        }

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

        .stat-card .stat-icon {
            font-size: 2rem;
            color: var(--brand-accent);
            margin-bottom: 10px;
        }

        .stat-card .stat-number {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--brand-primary);
            letter-spacing: -0.02em;
        }

        .stat-card .stat-label {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-top: 4px;
        }

        @media (max-width: 768px) {
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .stat-card .stat-number {
                font-size: 1.7rem;
            }
        }

        @media (max-width: 520px) {
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-card {
                padding: 20px 14px;
            }
            .stat-card .stat-number {
                font-size: 1.4rem;
            }
            .stat-card .stat-icon {
                font-size: 1.5rem;
            }
        }

        /* ========== EXPERT QUOTE ========== */
        .expert-quote-block {
            background: var(--bg-light);
            border-radius: var(--radius-lg);
            padding: 40px 36px;
            border-left: 5px solid var(--brand-accent);
            position: relative;
        }

        .expert-quote-block .quote-icon {
            position: absolute;
            top: 20px;
            right: 28px;
            font-size: 4rem;
            color: rgba(201, 160, 80, 0.12);
        }

        .expert-quote-block .quote-text {
            font-size: 1.15rem;
            font-style: italic;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 16px;
            position: relative;
            z-index: 1;
        }

        .expert-quote-block .quote-author {
            font-weight: 700;
            color: var(--brand-primary);
            font-size: 0.95rem;
        }

        .expert-quote-block .quote-role {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        @media (max-width: 520px) {
            .expert-quote-block {
                padding: 24px 18px;
            }
            .expert-quote-block .quote-text {
                font-size: 0.95rem;
            }
            .expert-quote-block .quote-icon {
                font-size: 2.5rem;
                top: 12px;
                right: 14px;
            }
        }

        /* ========== FAQ ========== */
        .faq-accordion .accordion-item {
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm) !important;
            margin-bottom: 10px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-fast);
        }

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

        .faq-accordion .accordion-button {
            font-weight: 600;
            font-size: 1rem;
            color: var(--text-primary);
            background: #fff;
            padding: 16px 20px;
            border-radius: var(--radius-sm) !important;
            transition: all var(--transition-fast);
            box-shadow: none !important;
        }

        .faq-accordion .accordion-button:not(.collapsed) {
            color: var(--brand-accent-dark);
            background: rgba(201, 160, 80, 0.04);
            box-shadow: none;
        }

        .faq-accordion .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(201, 160, 80, 0.2);
            border-color: var(--brand-accent);
        }

        .faq-accordion .accordion-body {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.75;
            padding: 8px 20px 20px;
            background: #fff;
        }

        .faq-accordion .accordion-button::after {
            transition: transform var(--transition-base);
        }

        /* ========== CTA ========== */
        .cta-section {
            background: linear-gradient(135deg, var(--brand-primary) 0%, var(--brand-primary-light) 100%);
            border-radius: var(--radius-xl);
            padding: 50px 40px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 180px;
            height: 180px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.04);
            pointer-events: none;
        }

        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -30px;
            left: -30px;
            width: 120px;
            height: 120px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.03);
            pointer-events: none;
        }

        .cta-section .cta-inner {
            position: relative;
            z-index: 1;
        }

        .cta-section h2 {
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .cta-section p {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 24px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }

        .btn-cta-lg {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: 50px;
            font-size: 1rem;
            font-weight: 700;
            background: var(--brand-accent);
            color: #fff;
            border: none;
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
        }

        .btn-cta-lg:hover {
            background: #fff;
            color: var(--brand-primary);
            box-shadow: var(--shadow-xl);
            transform: translateY(-2px);
        }

        @media (max-width: 520px) {
            .cta-section {
                padding: 32px 20px;
                border-radius: var(--radius-md);
            }
            .cta-section h2 {
                font-size: 1.3rem;
            }
            .cta-section p {
                font-size: 0.85rem;
            }
            .btn-cta-lg {
                padding: 12px 24px;
                font-size: 0.9rem;
            }
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.75);
            padding: 50px 0 24px;
            font-size: 0.9rem;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
            gap: 32px;
            margin-bottom: 36px;
        }

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

        .site-footer .footer-desc {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.55);
            line-height: 1.7;
        }

        .site-footer .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }

        .site-footer .footer-col ul li {
            margin-bottom: 8px;
        }

        .site-footer .footer-col ul li a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.85rem;
            transition: color var(--transition-fast);
        }

        .site-footer .footer-col ul li a:hover {
            color: var(--brand-accent-light);
        }

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 18px;
            text-align: center;
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.4);
        }

        @media (max-width: 768px) {
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }

        @media (max-width: 520px) {
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .site-footer {
                padding: 36px 0 80px;
            }
        }

        /* ========== UTILITY ========== */
        .text-accent {
            color: var(--brand-accent-dark);
        }
        .bg-light-custom {
            background: var(--bg-light);
        }
        .fw-800 {
            font-weight: 800;
        }
        .gap-custom {
            gap: 24px;
        }

        /* ========== BOOTSTRAP OVERRIDES ========== */
        .btn {
            border-radius: 50px;
            font-weight: 600;
            transition: all var(--transition-fast);
        }
        .btn:focus {
            box-shadow: 0 0 0 3px rgba(201, 160, 80, 0.25);
        }

/* roulang page: category4 */
:root {
            --primary: #1a2b4c;
            --primary-light: #263b66;
            --primary-dark: #0f1c35;
            --accent: #c9a96e;
            --accent-light: #d9bf8a;
            --accent-dark: #b8934f;
            --accent-glow: rgba(201, 169, 110, 0.25);
            --bg: #ffffff;
            --bg-light: #f7f8fa;
            --bg-warm: #faf9f6;
            --bg-card: #ffffff;
            --text: #1e293b;
            --text-secondary: #5a6677;
            --text-muted: #8b95a5;
            --border: #e5e8ec;
            --border-light: #f0f2f5;
            --radius: 14px;
            --radius-sm: 10px;
            --radius-lg: 18px;
            --radius-xl: 22px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.09);
            --shadow-lg: 0 14px 44px rgba(0, 0, 0, 0.12);
            --shadow-accent: 0 6px 24px rgba(201, 169, 110, 0.2);
            --transition-fast: 0.18s ease;
            --transition: 0.28s ease;
            --transition-slow: 0.4s ease;
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', system-ui, sans-serif;
            --header-height: 74px;
            --header-height-mobile: 56px;
            --bottom-tab-height: 62px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-tap-highlight-color: transparent;
        }

        body {
            font-family: var(--font-sans);
            line-height: 1.65;
            color: var(--text);
            background-color: var(--bg);
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-bottom: 0;
            overflow-x: hidden;
        }

        @media (max-width: 991.98px) {
            body {
                padding-bottom: var(--bottom-tab-height);
            }
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
        }
        ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0;
            line-height: 1.3;
            font-weight: 700;
            color: var(--text);
        }
        p {
            margin: 0;
        }
        input,
        textarea,
        select {
            font-family: inherit;
        }

        .container {
            max-width: 1200px;
            padding-left: 20px;
            padding-right: 20px;
        }
        @media (min-width: 1400px) {
            .container {
                max-width: 1260px;
            }
        }

        /* ===== HEADER ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1040;
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border-light);
            height: var(--header-height);
            display: flex;
            align-items: center;
            transition: box-shadow var(--transition), background var(--transition);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-md);
            background: rgba(255, 255, 255, 0.97);
        }
        @media (max-width: 991.98px) {
            .site-header {
                height: var(--header-height-mobile);
                justify-content: center;
            }
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }
        @media (max-width: 991.98px) {
            .header-inner {
                justify-content: center;
            }
        }
        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.4rem;
            color: var(--primary);
            letter-spacing: -0.02em;
            transition: color var(--transition-fast);
            flex-shrink: 0;
        }
        .logo-link:hover {
            color: var(--accent-dark);
        }
        .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        @media (max-width: 991.98px) {
            .logo-link {
                font-size: 1.2rem;
            }
            .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 0.95rem;
                border-radius: 8px;
            }
        }

        /* Desktop Nav */
        .nav-list {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }
        .nav-list li a {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 10px 16px;
            border-radius: 28px;
            font-size: 0.93rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .nav-list li a:hover {
            color: var(--primary);
            background: var(--bg-light);
        }
        .nav-list li a.active {
            color: #fff;
            background: var(--primary);
            font-weight: 600;
            box-shadow: 0 3px 14px rgba(26, 43, 76, 0.25);
        }
        .nav-list li a.active .nav-icon {
            color: var(--accent);
        }
        .nav-icon {
            font-size: 0.85rem;
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }
        .nav-list li a.active .nav-icon {
            color: var(--accent-light);
        }

        /* ===== MOBILE BOTTOM TAB NAV ===== */
        .bottom-tab-nav {
            display: none;
        }
        @media (max-width: 991.98px) {
            .bottom-tab-nav {
                display: flex;
                position: fixed;
                bottom: 0;
                left: 0;
                right: 0;
                z-index: 1050;
                background: #fff;
                border-top: 1px solid var(--border);
                box-shadow: 0 -3px 18px rgba(0, 0, 0, 0.07);
                height: var(--bottom-tab-height);
                padding: 0 4px;
                padding-bottom: env(safe-area-inset-bottom, 0px);
                align-items: center;
                justify-content: space-around;
            }
            .bottom-tab-nav a {
                display: flex;
                flex-direction: column;
                align-items: center;
                justify-content: center;
                gap: 3px;
                flex: 1;
                padding: 6px 2px;
                font-size: 0.68rem;
                font-weight: 500;
                color: var(--text-muted);
                border-radius: 10px;
                transition: all var(--transition-fast);
                position: relative;
                min-width: 0;
                text-align: center;
            }
            .bottom-tab-nav a .tab-icon {
                font-size: 1.15rem;
                transition: color var(--transition-fast);
            }
            .bottom-tab-nav a.active {
                color: var(--primary);
                font-weight: 600;
            }
            .bottom-tab-nav a.active .tab-icon {
                color: var(--accent);
            }
            .bottom-tab-nav a.active::after {
                content: '';
                position: absolute;
                bottom: 2px;
                left: 50%;
                transform: translateX(-50%);
                width: 18px;
                height: 3px;
                border-radius: 3px;
                background: var(--accent);
            }
        }

        /* ===== BREADCRUMB ===== */
        .breadcrumb-bar {
            background: var(--bg-light);
            padding: 10px 0;
            border-bottom: 1px solid var(--border-light);
            font-size: 0.85rem;
            color: var(--text-muted);
        }
        .breadcrumb-bar .breadcrumb {
            margin: 0;
            padding: 0;
            background: transparent;
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: wrap;
        }
        .breadcrumb-bar .breadcrumb-item+.breadcrumb-item::before {
            content: '›';
            color: var(--text-muted);
            margin: 0 4px;
            font-size: 1rem;
        }
        .breadcrumb-bar .breadcrumb-item a {
            color: var(--text-secondary);
            transition: color var(--transition-fast);
        }
        .breadcrumb-bar .breadcrumb-item a:hover {
            color: var(--accent-dark);
        }
        .breadcrumb-bar .breadcrumb-item.active {
            color: var(--primary);
            font-weight: 600;
        }

        /* ===== HERO BANNER ===== */
        .page-hero {
            position: relative;
            background: linear-gradient(160deg, #0f1c35 0%, #1a2b4c 45%, #1e3359 100%);
            color: #fff;
            padding: 60px 0 56px;
            overflow: hidden;
            z-index: 1;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.18;
            z-index: -1;
            filter: blur(1px);
        }
        .page-hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 40px;
            background: linear-gradient(to top, var(--bg) 0%, transparent 100%);
            z-index: 1;
            pointer-events: none;
        }
        .page-hero .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
        }
        .page-hero .hero-badge {
            display: inline-block;
            background: var(--accent);
            color: #1a2b4c;
            font-weight: 700;
            font-size: 0.8rem;
            padding: 6px 16px;
            border-radius: 20px;
            letter-spacing: 0.04em;
            margin-bottom: 16px;
        }
        .page-hero h1 {
            font-size: 2.6rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.03em;
            margin-bottom: 12px;
            line-height: 1.2;
        }
        .page-hero h1 .accent-text {
            color: var(--accent);
        }
        .page-hero .hero-desc {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.78);
            max-width: 620px;
            margin: 0 auto 24px;
            line-height: 1.6;
        }
        .page-hero .hero-stats-row {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 28px;
            margin-top: 8px;
        }
        .hero-stat-item {
            text-align: center;
            min-width: 80px;
        }
        .hero-stat-num {
            font-size: 2rem;
            font-weight: 800;
            color: var(--accent);
            line-height: 1.1;
        }
        .hero-stat-label {
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 2px;
        }
        @media (max-width: 767.98px) {
            .page-hero {
                padding: 40px 0 40px;
            }
            .page-hero h1 {
                font-size: 1.8rem;
            }
            .page-hero .hero-desc {
                font-size: 0.95rem;
            }
            .hero-stat-num {
                font-size: 1.5rem;
            }
            .hero-stats-row {
                gap: 16px;
            }
        }

        /* ===== SECTION ===== */
        .section {
            padding: 56px 0;
        }
        @media (max-width: 767.98px) {
            .section {
                padding: 36px 0;
            }
        }
        .section-header {
            text-align: center;
            margin-bottom: 40px;
        }
        .section-header .section-label {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 700;
            color: var(--accent-dark);
            text-transform: uppercase;
            letter-spacing: 0.06em;
            margin-bottom: 8px;
            background: var(--accent-glow);
            padding: 4px 14px;
            border-radius: 16px;
        }
        .section-header h2 {
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--primary);
            margin-bottom: 8px;
        }
        .section-header .section-subtitle {
            color: var(--text-muted);
            font-size: 0.95rem;
            max-width: 500px;
            margin: 0 auto;
        }
        @media (max-width: 767.98px) {
            .section-header h2 {
                font-size: 1.55rem;
            }
        }

        /* ===== EXPERT CARDS ===== */
        .expert-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 28px 22px 22px;
            text-align: center;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            height: 100%;
            position: relative;
            overflow: hidden;
        }
        .expert-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: var(--accent-light);
        }
        .expert-card .expert-avatar {
            width: 90px;
            height: 90px;
            border-radius: 50%;
            object-fit: cover;
            margin: 0 auto 16px;
            border: 3px solid var(--border-light);
            transition: border-color var(--transition);
        }
        .expert-card:hover .expert-avatar {
            border-color: var(--accent);
        }
        .expert-card .expert-name {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 2px;
        }
        .expert-card .expert-role {
            font-size: 0.8rem;
            color: var(--accent-dark);
            font-weight: 600;
            margin-bottom: 8px;
        }
        .expert-card .expert-bio {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.55;
            margin-bottom: 12px;
        }
        .expert-card .expert-stats {
            display: flex;
            justify-content: center;
            gap: 16px;
            font-size: 0.78rem;
            color: var(--text-muted);
        }
        .expert-card .expert-stats span {
            font-weight: 700;
            color: var(--primary);
        }
        .expert-badge-top {
            position: absolute;
            top: 12px;
            right: 14px;
            background: var(--accent);
            color: #fff;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 3px 10px;
            border-radius: 12px;
            letter-spacing: 0.03em;
        }

        /* ===== PICK CARDS ===== */
        .pick-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .pick-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
            border-color: var(--accent-light);
        }
        .pick-card .pick-img-wrap {
            position: relative;
            height: 180px;
            overflow: hidden;
        }
        .pick-card .pick-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .pick-card:hover .pick-img-wrap img {
            transform: scale(1.04);
        }
        .pick-card .pick-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--primary);
            color: #fff;
            font-size: 0.72rem;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 14px;
            letter-spacing: 0.03em;
        }
        .pick-card .pick-confidence {
            position: absolute;
            top: 12px;
            right: 12px;
            background: var(--accent);
            color: #1a2b4c;
            font-size: 0.72rem;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: 14px;
        }
        .pick-card .pick-body {
            padding: 18px 18px 16px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .pick-card .pick-league {
            font-size: 0.75rem;
            color: var(--accent-dark);
            font-weight: 600;
            margin-bottom: 4px;
            letter-spacing: 0.03em;
        }
        .pick-card .pick-title {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 6px;
            line-height: 1.35;
        }
        .pick-card .pick-summary {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.5;
            flex: 1;
            margin-bottom: 12px;
        }
        .pick-card .pick-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 0.78rem;
            color: var(--text-muted);
            border-top: 1px solid var(--border-light);
            padding-top: 10px;
        }
        .pick-card .pick-meta .pick-expert-name {
            font-weight: 600;
            color: var(--primary);
        }

        /* ===== STAT BLOCK ===== */
        .stat-block {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 26px 20px;
            text-align: center;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            height: 100%;
        }
        .stat-block:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: var(--accent-light);
        }
        .stat-block .stat-icon {
            font-size: 2rem;
            color: var(--accent);
            margin-bottom: 8px;
        }
        .stat-block .stat-value {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.1;
        }
        .stat-block .stat-label {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-top: 4px;
        }
        .stat-block .stat-trend {
            font-size: 0.75rem;
            font-weight: 600;
            margin-top: 4px;
        }
        .stat-trend.up {
            color: #16a34a;
        }
        .stat-trend.down {
            color: #dc2626;
        }

        /* ===== LEAGUE GRID ===== */
        .league-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 22px 16px;
            text-align: center;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            height: 100%;
            cursor: pointer;
        }
        .league-card:hover {
            box-shadow: var(--shadow-accent);
            transform: translateY(-3px);
            border-color: var(--accent);
            background: var(--bg-warm);
        }
        .league-card .league-icon {
            font-size: 2.2rem;
            margin-bottom: 8px;
        }
        .league-card .league-name {
            font-weight: 700;
            font-size: 1rem;
            color: var(--primary);
        }
        .league-card .league-count {
            font-size: 0.78rem;
            color: var(--text-muted);
            margin-top: 2px;
        }

        /* ===== TESTIMONIAL ===== */
        .testimonial-card {
            background: var(--bg-warm);
            border-radius: var(--radius-lg);
            padding: 24px 20px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            height: 100%;
            transition: all var(--transition);
            position: relative;
        }
        .testimonial-card:hover {
            box-shadow: var(--shadow-md);
        }
        .testimonial-card .quote-icon {
            font-size: 2.5rem;
            color: var(--accent);
            opacity: 0.5;
            position: absolute;
            top: 10px;
            right: 16px;
        }
        .testimonial-card .testimonial-text {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 14px;
            padding-right: 28px;
        }
        .testimonial-card .testimonial-author {
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--primary);
        }
        .testimonial-card .testimonial-role {
            font-size: 0.75rem;
            color: var(--text-muted);
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--bg-light);
        }
        .accordion-faq .accordion-item {
            border: 1px solid var(--border);
            border-radius: var(--radius) !important;
            margin-bottom: 10px;
            overflow: hidden;
            background: #fff;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition);
        }
        .accordion-faq .accordion-item:hover {
            box-shadow: var(--shadow);
        }
        .accordion-faq .accordion-button {
            font-weight: 600;
            font-size: 0.98rem;
            color: var(--text);
            padding: 16px 18px;
            border-radius: var(--radius) !important;
            background: #fff;
            transition: all var(--transition-fast);
            box-shadow: none !important;
        }
        .accordion-faq .accordion-button:not(.collapsed) {
            background: var(--bg-warm);
            color: var(--primary);
            border-bottom: 1px solid var(--border-light);
            border-radius: var(--radius) var(--radius) 0 0 !important;
        }
        .accordion-faq .accordion-button::after {
            background-size: 14px;
            transition: transform var(--transition-fast);
            opacity: 0.5;
        }
        .accordion-faq .accordion-button:not(.collapsed)::after {
            opacity: 1;
        }
        .accordion-faq .accordion-body {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
            padding: 16px 18px 20px;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(150deg, #1a2b4c 0%, #1e3359 50%, #0f1c35 100%);
            color: #fff;
            text-align: center;
            padding: 52px 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.1;
            z-index: 0;
        }
        .cta-section .cta-inner {
            position: relative;
            z-index: 1;
        }
        .cta-section h3 {
            font-size: 1.8rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 10px;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.7);
            max-width: 500px;
            margin: 0 auto 22px;
            font-size: 0.95rem;
        }
        @media (max-width: 767.98px) {
            .cta-section h3 {
                font-size: 1.4rem;
            }
        }

        /* ===== BUTTONS ===== */
        .btn-brand {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 11px 26px;
            border-radius: 28px;
            font-weight: 600;
            font-size: 0.93rem;
            letter-spacing: 0.01em;
            transition: all var(--transition);
            border: none;
            text-align: center;
            justify-content: center;
        }
        .btn-brand-primary {
            background: var(--accent);
            color: #1a2b4c;
            box-shadow: var(--shadow-accent);
        }
        .btn-brand-primary:hover {
            background: var(--accent-dark);
            color: #fff;
            box-shadow: 0 8px 28px rgba(201, 169, 110, 0.35);
            transform: translateY(-1px);
        }
        .btn-brand-outline {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.5);
        }
        .btn-brand-outline:hover {
            border-color: #fff;
            color: #fff;
            background: rgba(255, 255, 255, 0.08);
        }
        .btn-brand-dark {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 16px rgba(26, 43, 76, 0.3);
        }
        .btn-brand-dark:hover {
            background: var(--primary-light);
            color: #fff;
            box-shadow: 0 8px 26px rgba(26, 43, 76, 0.4);
            transform: translateY(-1px);
        }
        .btn-sm-brand {
            padding: 7px 16px;
            font-size: 0.8rem;
            border-radius: 20px;
        }

        /* ===== FOOTER ===== */
        .site-footer {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, 0.75);
            padding: 44px 0 20px;
            font-size: 0.88rem;
        }
        @media (max-width: 991.98px) {
            .site-footer {
                padding-bottom: 28px;
            }
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
            gap: 28px;
            margin-bottom: 28px;
        }
        @media (max-width: 991.98px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
        }
        @media (max-width: 575.98px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
        }
        .footer-brand {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
            letter-spacing: -0.02em;
        }
        .footer-desc {
            color: rgba(255, 255, 255, 0.5);
            font-size: 0.82rem;
            line-height: 1.55;
        }
        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
            letter-spacing: 0.02em;
        }
        .footer-col ul li {
            margin-bottom: 6px;
        }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.82rem;
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 16px;
            text-align: center;
            font-size: 0.75rem;
            color: rgba(255, 255, 255, 0.4);
        }

        /* ===== UTILS ===== */
        .text-accent {
            color: var(--accent) !important;
        }
        .bg-light-warm {
            background: var(--bg-warm);
        }
        .mt-section {
            margin-top: 0;
        }
        .gap-row {
            row-gap: 24px;
        }
        @media (max-width: 575.98px) {
            .gap-row {
                row-gap: 16px;
            }
        }
        .fade-in-up {
            animation: fadeInUp 0.6s ease forwards;
        }
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(18px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* Focus accessibility */
        a:focus-visible,
        button:focus-visible,
        .accordion-button:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

/* roulang page: category2 */
:root {
            --primary: #1a3c5e;
            --primary-dark: #0f2940;
            --primary-light: #2a5a8a;
            --accent: #c8943e;
            --accent-hover: #b07d2a;
            --accent-light: #f5e6c8;
            --bg-white: #ffffff;
            --bg-light: #f8f9fb;
            --bg-sand: #fefaf3;
            --bg-navy: #0d2137;
            --text-dark: #1a1f2c;
            --text-body: #3a4150;
            --text-muted: #6b7280;
            --text-light: #8b919e;
            --border-color: #e2e6ed;
            --border-light: #eef1f5;
            --shadow-sm: 0 1px 3px rgba(15, 41, 64, 0.06);
            --shadow-md: 0 4px 16px rgba(15, 41, 64, 0.10);
            --shadow-lg: 0 12px 32px rgba(15, 41, 64, 0.14);
            --shadow-xl: 0 20px 48px rgba(15, 41, 64, 0.18);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, sans-serif;
            --nav-height: 72px;
            --bottom-nav-height: 60px;
        }

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

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

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-body);
            background-color: var(--bg-white);
            margin: 0;
            padding: 0;
            min-height: 100vh;
            padding-bottom: 0;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
        }
        ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-heading);
            color: var(--text-dark);
            line-height: 1.3;
            margin-top: 0;
        }
        h1 {
            font-size: 2.6rem;
            font-weight: 700;
            letter-spacing: -0.02em;
        }
        h2 {
            font-size: 2rem;
            font-weight: 700;
            letter-spacing: -0.01em;
        }
        h3 {
            font-size: 1.35rem;
            font-weight: 600;
        }
        h4 {
            font-size: 1.1rem;
            font-weight: 600;
        }
        p {
            margin-top: 0;
            margin-bottom: 1rem;
        }

        .container {
            max-width: 1200px;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ===== 顶部导航 ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(255, 255, 255, 0.97);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            height: var(--nav-height);
            display: flex;
            align-items: center;
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }
        .header-logo {
            font-family: var(--font-heading);
            font-size: 1.55rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.01em;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .header-logo .logo-icon {
            width: 40px;
            height: 40px;
            background: var(--primary);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .header-logo:hover {
            color: var(--primary-dark);
        }
        .nav-list {
            display: flex;
            align-items: center;
            gap: 4px;
            margin: 0;
            padding: 0;
        }
        .nav-list li a {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 10px 16px;
            border-radius: 8px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-body);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .nav-list li a:hover {
            color: var(--primary);
            background: rgba(26, 60, 94, 0.05);
        }
        .nav-list li a.active {
            color: var(--primary);
            background: rgba(26, 60, 94, 0.08);
            font-weight: 600;
        }
        .nav-list li a .nav-icon {
            font-size: 0.85rem;
            color: var(--accent);
        }
        .nav-list li a.active .nav-icon {
            color: var(--accent);
        }

        /* 移动端汉堡菜单按钮 */
        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--text-dark);
            padding: 8px;
            border-radius: 8px;
            transition: background var(--transition-fast);
        }
        .mobile-menu-toggle:hover {
            background: rgba(26, 60, 94, 0.06);
        }
        .mobile-menu-toggle:focus {
            outline: 2px solid var(--primary-light);
            outline-offset: 2px;
        }

        /* 移动端抽屉菜单 */
        .mobile-drawer {
            display: none;
            position: fixed;
            top: var(--nav-height);
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(255, 255, 255, 0.99);
            backdrop-filter: blur(10px);
            z-index: 1040;
            padding: 16px 20px;
            flex-direction: column;
            gap: 4px;
            overflow-y: auto;
            border-top: 1px solid var(--border-light);
        }
        .mobile-drawer.open {
            display: flex;
        }
        .mobile-drawer a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 14px 16px;
            border-radius: 10px;
            font-size: 1.05rem;
            font-weight: 500;
            color: var(--text-body);
            transition: all var(--transition-fast);
        }
        .mobile-drawer a:hover {
            background: rgba(26, 60, 94, 0.05);
            color: var(--primary);
        }
        .mobile-drawer a.active {
            background: rgba(26, 60, 94, 0.08);
            color: var(--primary);
            font-weight: 600;
        }
        .mobile-drawer a .nav-icon {
            width: 24px;
            text-align: center;
            color: var(--accent);
            font-size: 0.9rem;
        }

        /* 底部 Tab 导航（移动端） */
        .bottom-tab-nav {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 1060;
            background: rgba(255, 255, 255, 0.98);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-top: 1px solid var(--border-light);
            box-shadow: 0 -2px 12px rgba(15, 41, 64, 0.08);
            height: var(--bottom-nav-height);
            padding: 0 8px;
        }
        .bottom-tab-nav .tab-list {
            display: flex;
            align-items: center;
            justify-content: space-around;
            height: 100%;
            gap: 0;
        }
        .bottom-tab-nav .tab-list a {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 3px;
            font-size: 0.7rem;
            font-weight: 500;
            color: var(--text-muted);
            padding: 4px 6px;
            border-radius: 6px;
            transition: all var(--transition-fast);
            min-width: 48px;
            text-align: center;
            flex: 1;
        }
        .bottom-tab-nav .tab-list a i {
            font-size: 1.15rem;
            transition: color var(--transition-fast);
        }
        .bottom-tab-nav .tab-list a.active {
            color: var(--primary);
            font-weight: 600;
        }
        .bottom-tab-nav .tab-list a.active i {
            color: var(--accent);
        }
        .bottom-tab-nav .tab-list a:hover {
            color: var(--primary);
        }

        /* ===== 板块通用 ===== */
        .section {
            padding: 64px 0;
        }
        .section-sm {
            padding: 40px 0;
        }
        .section-label {
            display: inline-block;
            font-size: 0.82rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--accent);
            background: var(--accent-light);
            padding: 6px 14px;
            border-radius: 20px;
            margin-bottom: 12px;
        }
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 8px;
            letter-spacing: -0.01em;
        }
        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 640px;
        }
        .section-header {
            text-align: center;
            margin-bottom: 44px;
        }
        .section-header .section-title {
            margin-bottom: 10px;
        }

        /* ===== Hero Banner ===== */
        .hero-banner {
            position: relative;
            background: linear-gradient(160deg, var(--primary-dark) 0%, var(--primary) 40%, var(--primary-light) 100%);
            color: #fff;
            padding: 72px 0;
            overflow: hidden;
        }
        .hero-banner::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -15%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(200, 148, 62, 0.18) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .hero-banner::after {
            content: '';
            position: absolute;
            bottom: -30%;
            left: -10%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(255, 255, 255, 0.04) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .hero-banner .container {
            position: relative;
            z-index: 2;
        }
        .hero-banner .breadcrumb-custom {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 16px;
        }
        .hero-banner .breadcrumb-custom a {
            color: rgba(255, 255, 255, 0.8);
            transition: color var(--transition-fast);
        }
        .hero-banner .breadcrumb-custom a:hover {
            color: #fff;
        }
        .hero-banner .breadcrumb-custom .separator {
            color: rgba(255, 255, 255, 0.4);
            font-size: 0.7rem;
        }
        .hero-banner h1 {
            color: #fff;
            font-size: 2.8rem;
            font-weight: 700;
            margin-bottom: 12px;
            letter-spacing: -0.02em;
        }
        .hero-banner .hero-desc {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 600px;
            line-height: 1.8;
        }
        .hero-banner .hero-stats-row {
            display: flex;
            gap: 36px;
            margin-top: 28px;
            flex-wrap: wrap;
        }
        .hero-banner .hero-stat {
            display: flex;
            flex-direction: column;
        }
        .hero-banner .hero-stat .stat-number {
            font-size: 2rem;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: -0.01em;
        }
        .hero-banner .hero-stat .stat-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.7);
        }

        /* ===== 技巧分类卡片网格 ===== */
        .tips-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .tip-card {
            background: #fff;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-sm);
            display: flex;
            flex-direction: column;
            gap: 14px;
            position: relative;
            overflow: hidden;
        }
        .tip-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            border-radius: 0 0 4px 4px;
            opacity: 0;
            transition: opacity var(--transition-smooth);
        }
        .tip-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: var(--border-color);
        }
        .tip-card:hover::before {
            opacity: 1;
        }
        .tip-card .card-icon-circle {
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: var(--bg-sand);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: var(--accent);
            flex-shrink: 0;
        }
        .tip-card h3 {
            font-size: 1.2rem;
            font-weight: 600;
            margin: 0;
            color: var(--text-dark);
        }
        .tip-card p {
            font-size: 0.95rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.6;
        }
        .tip-card .card-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }
        .tip-card .card-tag {
            font-size: 0.75rem;
            padding: 4px 10px;
            border-radius: 14px;
            background: var(--bg-light);
            color: var(--text-muted);
            font-weight: 500;
            transition: all var(--transition-fast);
        }
        .tip-card:hover .card-tag {
            background: var(--accent-light);
            color: var(--accent);
        }

        /* ===== 图文区块 ===== */
        .feature-block {
            background: var(--bg-light);
            border-radius: var(--radius-xl);
            padding: 48px 40px;
            display: flex;
            align-items: center;
            gap: 48px;
            box-shadow: var(--shadow-sm);
        }
        .feature-block.reverse {
            flex-direction: row-reverse;
        }
        .feature-block .feature-image {
            flex: 0 0 380px;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
        }
        .feature-block .feature-image img {
            width: 100%;
            height: auto;
            object-fit: cover;
            aspect-ratio: 4/3;
            transition: transform 0.5s ease;
        }
        .feature-block:hover .feature-image img {
            transform: scale(1.03);
        }
        .feature-block .feature-content {
            flex: 1;
            min-width: 0;
        }
        .feature-block .feature-content h2 {
            font-size: 1.7rem;
            margin-bottom: 12px;
        }
        .feature-block .feature-content p {
            color: var(--text-body);
            line-height: 1.8;
            margin-bottom: 10px;
        }
        .feature-block .feature-list {
            display: flex;
            flex-direction: column;
            gap: 8px;
            margin-top: 8px;
        }
        .feature-block .feature-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 0.95rem;
            color: var(--text-body);
        }
        .feature-block .feature-list li i {
            color: var(--accent);
            font-size: 0.75rem;
            margin-top: 4px;
            flex-shrink: 0;
        }

        /* ===== 数据统计条 ===== */
        .stats-strip {
            background: var(--primary);
            padding: 40px 0;
            color: #fff;
        }
        .stats-strip .stats-row {
            display: flex;
            justify-content: space-around;
            flex-wrap: wrap;
            gap: 20px;
            text-align: center;
        }
        .stats-strip .stat-item .stat-value {
            font-size: 2.4rem;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: -0.02em;
        }
        .stats-strip .stat-item .stat-desc {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 4px;
        }

        /* ===== FAQ 板块 ===== */
        .faq-section {
            background: var(--bg-light);
        }
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: #fff;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-sm);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--border-color);
        }
        .faq-question {
            width: 100%;
            background: none;
            border: none;
            padding: 18px 22px;
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-dark);
            text-align: left;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            cursor: pointer;
            font-family: var(--font-heading);
            transition: color var(--transition-fast);
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--bg-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.7rem;
            color: var(--text-muted);
            transition: all var(--transition-fast);
        }
        .faq-item.open .faq-question .faq-icon {
            background: var(--accent);
            color: #fff;
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 22px;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 22px 18px;
        }
        .faq-answer p {
            font-size: 0.95rem;
            color: var(--text-body);
            line-height: 1.8;
            margin: 0;
        }

        /* ===== CTA 板块 ===== */
        .cta-section {
            background: linear-gradient(150deg, var(--primary-dark) 0%, var(--primary) 60%, var(--primary-light) 100%);
            color: #fff;
            text-align: center;
            padding: 60px 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            left: 50%;
            transform: translateX(-50%);
            width: 700px;
            height: 700px;
            background: radial-gradient(circle, rgba(200, 148, 62, 0.12) 0%, transparent 65%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
        }
        .cta-section h2 {
            color: #fff;
            font-size: 2rem;
            margin-bottom: 12px;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 1.05rem;
            max-width: 550px;
            margin: 0 auto 28px;
        }
        .btn-cta {
            display: inline-block;
            background: var(--accent);
            color: #fff;
            font-weight: 600;
            padding: 14px 36px;
            border-radius: 50px;
            font-size: 1.05rem;
            border: none;
            transition: all var(--transition-smooth);
            box-shadow: 0 6px 20px rgba(200, 148, 62, 0.35);
            letter-spacing: 0.01em;
        }
        .btn-cta:hover {
            background: var(--accent-hover);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(200, 148, 62, 0.45);
        }
        .btn-cta:focus {
            outline: 3px solid rgba(255, 255, 255, 0.5);
            outline-offset: 3px;
        }

        /* ===== 误区卡片 ===== */
        .myth-card {
            background: #fff;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 24px 22px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-smooth);
            display: flex;
            gap: 16px;
            align-items: flex-start;
        }
        .myth-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }
        .myth-card .myth-icon {
            flex-shrink: 0;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: #fef2f2;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #dc3545;
            font-size: 1.1rem;
        }
        .myth-card .myth-content h4 {
            font-size: 1.05rem;
            margin-bottom: 6px;
        }
        .myth-card .myth-content p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.6;
        }
        .myths-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--bg-navy);
            color: rgba(255, 255, 255, 0.75);
            padding: 52px 0 24px;
            font-size: 0.9rem;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
            gap: 36px;
            margin-bottom: 32px;
        }
        .site-footer .footer-brand {
            font-family: var(--font-heading);
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }
        .site-footer .footer-desc {
            font-size: 0.88rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.55);
            margin-bottom: 0;
        }
        .site-footer h4 {
            color: #fff;
            font-size: 0.95rem;
            margin-bottom: 14px;
            font-weight: 600;
        }
        .site-footer ul li {
            margin-bottom: 8px;
        }
        .site-footer ul li a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.88rem;
            transition: color var(--transition-fast);
        }
        .site-footer ul li a:hover {
            color: var(--accent);
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 18px;
            text-align: center;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.4);
        }
        .site-footer .footer-bottom p {
            margin: 0;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.7rem;
            }
            .hero-banner h1 {
                font-size: 2.3rem;
            }
            .tips-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 18px;
            }
            .feature-block {
                flex-direction: column;
                gap: 28px;
                padding: 32px 24px;
            }
            .feature-block.reverse {
                flex-direction: column;
            }
            .feature-block .feature-image {
                flex: 0 0 auto;
                width: 100%;
                max-width: 420px;
            }
            .myths-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .site-footer .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
            .section {
                padding: 48px 0;
            }
            .stats-strip .stats-row {
                gap: 28px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --nav-height: 60px;
            }
            .site-header .nav-list {
                display: none;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .bottom-tab-nav {
                display: block;
            }
            body {
                padding-bottom: var(--bottom-nav-height);
            }
            .site-footer {
                padding-bottom: 80px;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.5rem;
            }
            .hero-banner {
                padding: 48px 0;
            }
            .hero-banner h1 {
                font-size: 1.9rem;
            }
            .hero-banner .hero-desc {
                font-size: 1rem;
            }
            .hero-banner .hero-stats-row {
                gap: 20px;
            }
            .hero-banner .hero-stat .stat-number {
                font-size: 1.5rem;
            }
            .tips-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .tip-card {
                padding: 22px 18px;
            }
            .feature-block {
                padding: 24px 18px;
                gap: 20px;
            }
            .feature-block .feature-image {
                max-width: 100%;
            }
            .feature-block .feature-content h2 {
                font-size: 1.4rem;
            }
            .stats-strip {
                padding: 28px 0;
            }
            .stats-strip .stat-item .stat-value {
                font-size: 1.8rem;
            }
            .cta-section {
                padding: 44px 0;
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .btn-cta {
                padding: 12px 28px;
                font-size: 0.95rem;
            }
            .section {
                padding: 36px 0;
            }
            .section-header {
                margin-bottom: 28px;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .faq-question {
                font-size: 0.95rem;
                padding: 14px 16px;
            }
            .faq-answer {
                padding: 0 16px;
            }
            .faq-item.open .faq-answer {
                padding: 0 16px 14px;
            }
        }

        @media (max-width: 520px) {
            .hero-banner h1 {
                font-size: 1.6rem;
            }
            .hero-banner .hero-desc {
                font-size: 0.9rem;
            }
            .hero-banner .hero-stats-row {
                gap: 14px;
                flex-direction: column;
            }
            .stats-strip .stats-row {
                flex-direction: column;
                gap: 16px;
            }
            .feature-block .feature-content h2 {
                font-size: 1.25rem;
            }
            .tip-card h3 {
                font-size: 1.05rem;
            }
            .bottom-tab-nav .tab-list a {
                font-size: 0.65rem;
                padding: 3px 4px;
            }
            .bottom-tab-nav .tab-list a i {
                font-size: 1rem;
            }
        }