/* roulang page: index */
:root {
            --brand-red: #C41230;
            --brand-red-dark: #9A0E24;
            --brand-red-light: #E81D3F;
            --brand-gold: #D4A843;
            --brand-gold-light: #E8C56D;
            --brand-navy: #1a1a2e;
            --brand-navy-light: #252542;
            --bg-body: #f8f9fa;
            --bg-white: #ffffff;
            --bg-light: #f0f2f5;
            --bg-dark-block: #111122;
            --text-primary: #1a1a2e;
            --text-secondary: #4a4a5e;
            --text-muted: #8a8a9a;
            --text-light-on-dark: #d0d0d8;
            --border-color: #e2e4e9;
            --border-light: #f0f1f5;
            --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);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-full: 50px;
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --transition-slow: 0.45s ease;
        }

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

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

        body {
            font-family: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', system-ui, -apple-system, sans-serif;
            background: var(--bg-body);
            color: var(--text-primary);
            line-height: 1.7;
            overflow-x: hidden;
            letter-spacing: 0.01em;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--brand-red);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input {
            font-family: inherit;
        }
        :focus-visible {
            outline: 2px solid var(--brand-red);
            outline-offset: 3px;
            border-radius: 4px;
        }

        .container-custom {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        @media (min-width: 1400px) {
            .container-custom {
                max-width: 1280px;
            }
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-color);
            position: sticky;
            top: 0;
            z-index: 1050;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition-normal);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }
        .navbar-brand-custom {
            font-weight: 800;
            font-size: 1.45rem;
            color: var(--brand-red) !important;
            letter-spacing: 0.02em;
            display: flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
        }
        .navbar-brand-custom .brand-icon {
            width: 36px;
            height: 36px;
            background: var(--brand-red);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 900;
            font-size: 0.95rem;
            flex-shrink: 0;
        }
        .navbar-brand-custom:hover {
            color: var(--brand-red-dark) !important;
        }
        .nav-link-custom {
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--text-secondary) !important;
            padding: 0.5rem 1rem !important;
            border-radius: var(--radius-full);
            transition: all var(--transition-fast);
            position: relative;
            white-space: nowrap;
        }
        .nav-link-custom:hover,
        .nav-link-custom.active {
            color: var(--brand-red) !important;
            background: rgba(196, 18, 48, 0.05);
        }
        .nav-link-custom.active {
            font-weight: 700;
        }
        .nav-search-wrap {
            position: relative;
            max-width: 200px;
        }
        .nav-search-wrap input {
            border-radius: var(--radius-full);
            border: 1.5px solid var(--border-color);
            padding: 0.45rem 1rem 0.45rem 2.3rem;
            font-size: 0.88rem;
            background: var(--bg-light);
            transition: all var(--transition-fast);
            width: 100%;
        }
        .nav-search-wrap input:focus {
            border-color: var(--brand-red);
            background: var(--bg-white);
            box-shadow: 0 0 0 3px rgba(196, 18, 48, 0.08);
        }
        .nav-search-wrap .search-icon {
            position: absolute;
            left: 14px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-muted);
            font-size: 0.85rem;
            pointer-events: none;
        }
        .btn-nav-cta {
            background: var(--brand-red);
            color: #fff !important;
            border-radius: var(--radius-full);
            padding: 0.5rem 1.4rem !important;
            font-weight: 600;
            font-size: 0.9rem;
            border: none;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .btn-nav-cta:hover {
            background: var(--brand-red-dark);
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
            color: #fff !important;
        }
        .navbar-toggler-custom {
            border: none;
            background: transparent;
            color: var(--text-primary);
            font-size: 1.3rem;
            padding: 0.4rem;
            cursor: pointer;
        }
        @media (max-width: 991px) {
            .nav-search-wrap {
                max-width: 100%;
                margin: 0.5rem 0;
            }
            .nav-link-custom {
                padding: 0.6rem 1rem !important;
                border-radius: var(--radius-sm);
            }
            .btn-nav-cta {
                width: 100%;
                text-align: center;
                margin-top: 0.25rem;
            }
            .navbar-collapse-custom {
                padding-top: 0.5rem;
                padding-bottom: 0.5rem;
            }
        }

        /* ========== HERO ========== */
        .hero-section {
            background: linear-gradient(160deg, rgba(26, 26, 46, 0.88) 0%, rgba(26, 26, 46, 0.72) 40%, rgba(196, 18, 48, 0.55) 100%),
                url('assets/images/backpic/back-1.webp') center center / cover no-repeat;
            min-height: 560px;
            display: flex;
            align-items: center;
            position: relative;
            overflow: hidden;
        }
        .hero-section::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 80px;
            background: linear-gradient(to top, var(--bg-body) 0%, transparent 100%);
            z-index: 1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            padding: 80px 0 100px;
            color: #fff;
        }
        .hero-badge {
            display: inline-block;
            background: rgba(255, 255, 255, 0.15);
            backdrop-filter: blur(6px);
            border: 1px solid rgba(255, 255, 255, 0.25);
            border-radius: var(--radius-full);
            padding: 0.4rem 1.3rem;
            font-size: 0.88rem;
            font-weight: 500;
            letter-spacing: 0.04em;
            color: #f0f0f0;
            margin-bottom: 1.5rem;
        }
        .hero-title {
            font-size: 3rem;
            font-weight: 900;
            letter-spacing: 0.03em;
            line-height: 1.2;
            margin-bottom: 1rem;
            color: #ffffff;
        }
        .hero-title .highlight {
            color: var(--brand-gold-light);
        }
        .hero-desc {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 620px;
            line-height: 1.8;
            margin-bottom: 2rem;
        }
        .btn-hero {
            display: inline-block;
            background: var(--brand-red);
            color: #fff;
            font-weight: 700;
            font-size: 1rem;
            padding: 0.75rem 2.2rem;
            border-radius: var(--radius-full);
            border: none;
            transition: all var(--transition-normal);
            box-shadow: 0 6px 24px rgba(196, 18, 48, 0.4);
        }
        .btn-hero:hover {
            background: var(--brand-red-light);
            transform: translateY(-3px);
            box-shadow: 0 10px 32px rgba(196, 18, 48, 0.5);
            color: #fff;
        }
        .btn-hero-outline {
            display: inline-block;
            background: transparent;
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            padding: 0.7rem 2rem;
            border-radius: var(--radius-full);
            border: 2px solid rgba(255, 255, 255, 0.6);
            transition: all var(--transition-normal);
            margin-left: 12px;
        }
        .btn-hero-outline:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
            color: #fff;
            transform: translateY(-3px);
        }
        @media (max-width: 768px) {
            .hero-section {
                min-height: 440px;
            }
            .hero-title {
                font-size: 2rem;
            }
            .hero-desc {
                font-size: 1rem;
            }
            .hero-content {
                padding: 50px 0 70px;
            }
            .btn-hero-outline {
                margin-left: 0;
                margin-top: 10px;
                display: inline-block;
            }
        }
        @media (max-width: 520px) {
            .hero-title {
                font-size: 1.6rem;
            }
            .hero-desc {
                font-size: 0.9rem;
            }
            .btn-hero,
            .btn-hero-outline {
                display: block;
                width: 100%;
                text-align: center;
                margin-left: 0;
                margin-top: 8px;
            }
        }

        /* ========== SECTION COMMONS ========== */
        .section-padding {
            padding: 70px 0;
        }
        @media (max-width: 768px) {
            .section-padding {
                padding: 45px 0;
            }
        }
        .section-label {
            display: inline-block;
            font-weight: 700;
            font-size: 0.85rem;
            letter-spacing: 0.06em;
            color: var(--brand-red);
            text-transform: uppercase;
            margin-bottom: 0.6rem;
        }
        .section-title {
            font-weight: 800;
            font-size: 2rem;
            color: var(--text-primary);
            margin-bottom: 0.5rem;
            letter-spacing: 0.02em;
        }
        .section-subtitle {
            color: var(--text-muted);
            font-size: 1rem;
            max-width: 560px;
            line-height: 1.7;
        }
        @media (max-width: 768px) {
            .section-title {
                font-size: 1.5rem;
            }
        }

        /* ========== STATS CARDS ========== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: -50px;
            position: relative;
            z-index: 10;
        }
        .stat-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 28px 20px;
            text-align: center;
            box-shadow: var(--shadow-lg);
            transition: all var(--transition-normal);
            border: 1px solid var(--border-light);
        }
        .stat-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-xl);
            border-color: var(--brand-red);
        }
        .stat-number {
            font-size: 2.6rem;
            font-weight: 900;
            color: var(--brand-red);
            letter-spacing: 0.02em;
            line-height: 1;
        }
        .stat-number .plus {
            color: var(--brand-gold);
            font-size: 1.6rem;
        }
        .stat-label {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-top: 6px;
            font-weight: 500;
        }
        @media (max-width: 992px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                margin-top: -30px;
            }
        }
        @media (max-width: 520px) {
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stat-card {
                padding: 20px 12px;
            }
            .stat-number {
                font-size: 1.8rem;
            }
            .stat-label {
                font-size: 0.78rem;
            }
        }

        /* ========== ADVANTAGE CARDS ========== */
        .advantage-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .advantage-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 32px 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition-normal);
            text-align: center;
        }
        .advantage-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: transparent;
        }
        .advantage-icon-wrap {
            width: 60px;
            height: 60px;
            border-radius: var(--radius-md);
            background: rgba(196, 18, 48, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 1.5rem;
            color: var(--brand-red);
            transition: all var(--transition-normal);
        }
        .advantage-card:hover .advantage-icon-wrap {
            background: var(--brand-red);
            color: #fff;
            transform: scale(1.08);
        }
        .advantage-card h4 {
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--text-primary);
            margin-bottom: 8px;
        }
        .advantage-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.6;
        }
        @media (max-width: 992px) {
            .advantage-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .advantage-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .advantage-card {
                padding: 24px 18px;
            }
        }

        /* ========== BRAND STORY ========== */
        .brand-story-block {
            background: var(--bg-white);
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            display: grid;
            grid-template-columns: 1fr 1fr;
            align-items: stretch;
        }
        .brand-story-img {
            background: url('assets/images/coverpic/cover-1.webp') center center / cover no-repeat;
            min-height: 380px;
        }
        .brand-story-text {
            padding: 44px 40px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .brand-story-text h3 {
            font-weight: 800;
            font-size: 1.6rem;
            color: var(--text-primary);
            margin-bottom: 16px;
        }
        .brand-story-text p {
            color: var(--text-secondary);
            line-height: 1.9;
            font-size: 0.98rem;
            margin-bottom: 10px;
        }
        @media (max-width: 768px) {
            .brand-story-block {
                grid-template-columns: 1fr;
            }
            .brand-story-img {
                min-height: 240px;
                order: -1;
            }
            .brand-story-text {
                padding: 28px 22px;
            }
            .brand-story-text h3 {
                font-size: 1.3rem;
            }
        }

        /* ========== CATEGORY GRID ========== */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .category-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition-normal);
            display: flex;
            flex-direction: column;
        }
        .category-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
            border-color: transparent;
        }
        .category-card-img {
            height: 180px;
            object-fit: cover;
            width: 100%;
        }
        .category-card-body {
            padding: 20px 22px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .category-card-body h4 {
            font-weight: 700;
            font-size: 1.08rem;
            color: var(--text-primary);
            margin-bottom: 6px;
        }
        .category-card-body p {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 14px;
            flex: 1;
        }
        .btn-category-link {
            display: inline-block;
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--brand-red);
            transition: all var(--transition-fast);
            align-self: flex-start;
        }
        .btn-category-link i {
            transition: transform var(--transition-fast);
        }
        .btn-category-link:hover {
            color: var(--brand-red-dark);
        }
        .btn-category-link:hover i {
            transform: translateX(4px);
        }
        @media (max-width: 992px) {
            .category-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .category-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .category-card-img {
                height: 160px;
            }
        }

        /* ========== NEWS LIST ========== */
        .news-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .news-item {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            padding: 18px 0;
            border-bottom: 1px solid var(--border-light);
            transition: all var(--transition-fast);
        }
        .news-item:last-child {
            border-bottom: none;
        }
        .news-item:hover {
            background: rgba(196, 18, 48, 0.02);
            padding-left: 8px;
            border-radius: var(--radius-sm);
        }
        .news-date {
            flex-shrink: 0;
            background: var(--bg-light);
            border-radius: var(--radius-sm);
            padding: 8px 14px;
            text-align: center;
            font-weight: 700;
            font-size: 0.8rem;
            color: var(--brand-red);
            min-width: 60px;
            line-height: 1.3;
        }
        .news-date span {
            display: block;
            font-size: 1.2rem;
        }
        .news-info h5 {
            font-weight: 700;
            font-size: 0.98rem;
            margin: 0 0 4px;
            color: var(--text-primary);
        }
        .news-info p {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin: 0 0 6px;
            line-height: 1.5;
        }
        .news-info .btn-read-more {
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--brand-red);
            padding: 0;
            background: none;
            border: none;
            cursor: pointer;
        }
        .news-info .btn-read-more:hover {
            color: var(--brand-red-dark);
            text-decoration: underline;
        }
        @media (max-width: 520px) {
            .news-item {
                flex-direction: column;
                gap: 8px;
            }
            .news-date {
                align-self: flex-start;
            }
        }

        /* ========== TESTIMONIALS ========== */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .testimonial-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition-normal);
            position: relative;
        }
        .testimonial-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        .testimonial-card .quote-icon {
            font-size: 2rem;
            color: var(--brand-red);
            opacity: 0.3;
            position: absolute;
            top: 16px;
            right: 20px;
        }
        .testimonial-card p {
            font-size: 0.92rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 14px;
        }
        .testimonial-author {
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--text-primary);
        }
        .testimonial-role {
            font-size: 0.8rem;
            color: var(--text-muted);
        }
        @media (max-width: 992px) {
            .testimonial-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .testimonial-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
        }

        /* ========== FAQ ========== */
        .faq-wrap .accordion-item {
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md) !important;
            margin-bottom: 10px;
            overflow: hidden;
            background: var(--bg-white);
            box-shadow: var(--shadow-sm);
        }
        .faq-wrap .accordion-button {
            font-weight: 700;
            font-size: 1rem;
            color: var(--text-primary);
            background: var(--bg-white);
            box-shadow: none;
            padding: 18px 22px;
            border-radius: var(--radius-md) !important;
            transition: all var(--transition-fast);
        }
        .faq-wrap .accordion-button:not(.collapsed) {
            color: var(--brand-red);
            background: rgba(196, 18, 48, 0.03);
            box-shadow: none;
        }
        .faq-wrap .accordion-button::after {
            filter: grayscale(0.4);
        }
        .faq-wrap .accordion-button:focus {
            box-shadow: none;
            border-color: var(--brand-red);
        }
        .faq-wrap .accordion-body {
            padding: 8px 22px 20px;
            font-size: 0.93rem;
            color: var(--text-secondary);
            line-height: 1.8;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: linear-gradient(135deg, var(--brand-navy) 0%, #1c1c3a 100%);
            border-radius: var(--radius-xl);
            padding: 56px 40px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            background: rgba(212, 168, 67, 0.18);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-section h3 {
            font-weight: 800;
            font-size: 1.8rem;
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.8);
            max-width: 500px;
            margin: 0 auto 24px;
            font-size: 1rem;
            position: relative;
            z-index: 1;
        }
        .btn-cta-large {
            display: inline-block;
            background: var(--brand-red);
            color: #fff;
            font-weight: 700;
            font-size: 1.05rem;
            padding: 0.8rem 2.6rem;
            border-radius: var(--radius-full);
            border: none;
            transition: all var(--transition-normal);
            box-shadow: 0 8px 28px rgba(196, 18, 48, 0.5);
            position: relative;
            z-index: 1;
        }
        .btn-cta-large:hover {
            background: var(--brand-red-light);
            transform: translateY(-3px);
            box-shadow: 0 14px 36px rgba(196, 18, 48, 0.55);
            color: #fff;
        }
        @media (max-width: 768px) {
            .cta-section {
                padding: 40px 22px;
                border-radius: var(--radius-lg);
            }
            .cta-section h3 {
                font-size: 1.4rem;
            }
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--brand-navy);
            color: var(--text-light-on-dark);
            padding: 50px 0 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 30px;
            margin-bottom: 30px;
        }
        .footer-brand {
            font-weight: 800;
            font-size: 1.3rem;
            color: #fff;
            margin-bottom: 10px;
        }
        .footer-desc {
            font-size: 0.88rem;
            color: #a0a0b0;
            line-height: 1.7;
        }
        .footer-col h5 {
            font-weight: 700;
            font-size: 0.95rem;
            color: #fff;
            margin-bottom: 14px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            font-size: 0.88rem;
            color: #a0a0b0;
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: #fff;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            text-align: center;
            font-size: 0.85rem;
            color: #707080;
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }

        /* ========== MISC ========== */
        .text-brand {
            color: var(--brand-red);
        }
        .bg-light-block {
            background: var(--bg-light);
            border-radius: var(--radius-lg);
            padding: 40px;
        }
        @media (max-width: 768px) {
            .bg-light-block {
                padding: 24px 18px;
                border-radius: var(--radius-md);
            }
        }

/* roulang page: category3 */
:root {
            --primary: #d4380d;
            --primary-dark: #b02d0a;
            --primary-light: #ff6b3d;
            --primary-soft: #fff1ed;
            --secondary: #1a1a2e;
            --secondary-light: #2d2d45;
            --accent: #f0a500;
            --accent-soft: #fff8e6;
            --bg: #f7f6f2;
            --surface: #ffffff;
            --text: #1a1a2e;
            --text-secondary: #5a5a72;
            --text-muted: #8c8ca3;
            --border: #e4e4ed;
            --border-light: #f0f0f5;
            --radius-sm: 8px;
            --radius: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
            --shadow: 0 4px 16px rgba(0, 0, 0, 0.07);
            --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.10);
            --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.12);
            --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;
            --transition: 0.22s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        body {
            font-family: var(--font-body);
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
        }

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

        .container-custom {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* ===== Header & Navigation ===== */
        .site-header {
            background: var(--surface);
            border-bottom: 1px solid var(--border-light);
            position: sticky;
            top: 0;
            z-index: 1050;
            box-shadow: var(--shadow-sm);
        }
        .navbar-brand-custom {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--secondary) !important;
            letter-spacing: -0.01em;
            white-space: nowrap;
            transition: var(--transition);
        }
        .navbar-brand-custom:hover {
            color: var(--primary) !important;
        }
        .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            color: #fff;
            border-radius: var(--radius-sm);
            font-weight: 800;
            font-size: 1.1rem;
            letter-spacing: -0.02em;
            flex-shrink: 0;
        }
        .nav-link-custom {
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--text-secondary) !important;
            padding: 8px 15px !important;
            border-radius: 6px;
            transition: var(--transition);
            white-space: nowrap;
            position: relative;
        }
        .nav-link-custom:hover {
            color: var(--primary) !important;
            background: var(--primary-soft);
        }
        .nav-link-custom.active {
            color: var(--primary) !important;
            background: var(--primary-soft);
            font-weight: 600;
        }
        .nav-search-wrap {
            position: relative;
            display: flex;
            align-items: center;
        }
        .nav-search-wrap .search-icon {
            position: absolute;
            left: 14px;
            color: var(--text-muted);
            font-size: 0.9rem;
            pointer-events: none;
        }
        .nav-search-wrap input {
            padding: 9px 15px 9px 38px;
            border: 1.5px solid var(--border);
            border-radius: 24px;
            font-size: 0.9rem;
            background: var(--bg);
            color: var(--text);
            outline: none;
            transition: var(--transition);
            width: 190px;
        }
        .nav-search-wrap input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(212, 56, 13, 0.08);
            background: #fff;
            width: 220px;
        }
        .navbar-toggler-custom {
            background: none;
            border: none;
            font-size: 1.4rem;
            color: var(--text);
            padding: 6px 10px;
            transition: var(--transition);
        }
        .navbar-toggler-custom:hover {
            color: var(--primary);
        }
        .navbar-collapse-custom {
            transition: var(--transition);
        }

        /* ===== Page Banner ===== */
        .page-banner {
            background: linear-gradient(160deg, var(--secondary) 0%, #1f1f38 40%, #2a1a15 100%);
            color: #fff;
            padding: 60px 0 56px;
            position: relative;
            overflow: hidden;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('assets/images/backpic/back-2.webp') center/cover no-repeat;
            opacity: 0.18;
            pointer-events: none;
        }
        .page-banner .banner-inner {
            position: relative;
            z-index: 1;
        }
        .page-banner .banner-badge {
            display: inline-block;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.22);
            color: #ffb88c;
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
            margin-bottom: 16px;
        }
        .page-banner h1 {
            font-family: var(--font-heading);
            font-size: 2.5rem;
            font-weight: 700;
            letter-spacing: -0.01em;
            margin-bottom: 12px;
            line-height: 1.25;
        }
        .page-banner .banner-desc {
            font-size: 1.08rem;
            color: rgba(255, 255, 255, 0.78);
            max-width: 620px;
            line-height: 1.7;
        }

        /* ===== Section Titles ===== */
        .section-title {
            font-family: var(--font-heading);
            font-size: 1.65rem;
            font-weight: 700;
            color: var(--secondary);
            margin-bottom: 6px;
            letter-spacing: -0.01em;
        }
        .section-subtitle {
            font-size: 0.95rem;
            color: var(--text-muted);
            margin-bottom: 36px;
        }
        .section-header {
            margin-bottom: 32px;
        }

        /* ===== Trend Tools Grid ===== */
        .trend-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .trend-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: var(--primary-soft);
        }
        .trend-card .card-icon-wrap {
            width: 52px;
            height: 52px;
            border-radius: var(--radius);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.35rem;
            margin-bottom: 16px;
            flex-shrink: 0;
        }
        .trend-card .card-icon-wrap.icon-red {
            background: #fff1ed;
            color: var(--primary);
        }
        .trend-card .card-icon-wrap.icon-blue {
            background: #eef3ff;
            color: #3b6de0;
        }
        .trend-card .card-icon-wrap.icon-green {
            background: #edfaf3;
            color: #2e9e5f;
        }
        .trend-card .card-icon-wrap.icon-amber {
            background: #fff8e6;
            color: #d4940a;
        }
        .trend-card h3 {
            font-family: var(--font-heading);
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--secondary);
            margin-bottom: 8px;
        }
        .trend-card p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 14px;
            flex-grow: 1;
        }
        .trend-card .card-meta {
            font-size: 0.82rem;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .trend-card .card-meta .dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            display: inline-block;
        }
        .dot-live {
            background: #2e9e5f;
            animation: pulse-dot 1.6s infinite;
        }
        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(46, 158, 95, 0.5);
            }
            50% {
                box-shadow: 0 0 0 8px rgba(46, 158, 95, 0);
            }
        }

        /* ===== Stats Row ===== */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .stat-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 24px 20px;
            text-align: center;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            transition: var(--transition);
        }
        .stat-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .stat-card .stat-value {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.1;
        }
        .stat-card .stat-label {
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin-top: 6px;
        }

        /* ===== Hot/Cold Table ===== */
        .hot-cold-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .hot-cold-panel {
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
        }
        .hot-cold-panel h3 {
            font-family: var(--font-heading);
            font-size: 1.1rem;
            font-weight: 600;
            margin-bottom: 18px;
            color: var(--secondary);
        }
        .number-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .number-tag {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1rem;
            transition: var(--transition);
            cursor: default;
        }
        .number-tag.hot {
            background: #fff1ed;
            color: var(--primary);
            border: 2px solid #ffc4b0;
        }
        .number-tag.hot:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            transform: scale(1.08);
        }
        .number-tag.cold {
            background: #f0f2f8;
            color: #5a5a72;
            border: 2px solid #dcdce6;
        }
        .number-tag.cold:hover {
            background: var(--secondary-light);
            color: #fff;
            border-color: var(--secondary-light);
            transform: scale(1.08);
        }

        /* ===== Chart Image Card ===== */
        .chart-showcase {
            background: var(--surface);
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--border-light);
        }
        .chart-showcase img {
            width: 100%;
            height: 320px;
            object-fit: cover;
        }
        .chart-showcase .chart-body {
            padding: 24px 28px;
        }
        .chart-showcase .chart-body h3 {
            font-family: var(--font-heading);
            font-size: 1.15rem;
            font-weight: 600;
            color: var(--secondary);
            margin-bottom: 6px;
        }
        .chart-showcase .chart-body p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin: 0;
        }

        /* ===== FAQ ===== */
        .faq-section .accordion-item {
            border: 1px solid var(--border-light);
            border-radius: var(--radius) !important;
            margin-bottom: 10px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }
        .faq-section .accordion-button {
            font-weight: 600;
            font-size: 1rem;
            color: var(--text);
            background: var(--surface);
            padding: 18px 22px;
            transition: var(--transition);
        }
        .faq-section .accordion-button:not(.collapsed) {
            color: var(--primary);
            background: var(--primary-soft);
            box-shadow: none;
        }
        .faq-section .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(212, 56, 13, 0.1);
            border-color: var(--primary);
            outline: none;
        }
        .faq-section .accordion-body {
            padding: 18px 22px 22px;
            font-size: 0.93rem;
            color: var(--text-secondary);
            line-height: 1.75;
        }

        /* ===== CTA ===== */
        .cta-block {
            background: linear-gradient(135deg, var(--secondary) 0%, #2a1a15 100%);
            border-radius: var(--radius-xl);
            padding: 48px 40px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .cta-block::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('assets/images/backpic/back-3.webp') center/cover no-repeat;
            opacity: 0.14;
            pointer-events: none;
        }
        .cta-block>* {
            position: relative;
            z-index: 1;
        }
        .cta-block h2 {
            font-family: var(--font-heading);
            font-size: 1.7rem;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .cta-block p {
            color: rgba(255, 255, 255, 0.75);
            max-width: 550px;
            margin: 0 auto 24px;
            font-size: 0.98rem;
        }
        .btn-cta-white {
            display: inline-block;
            background: #fff;
            color: var(--secondary);
            font-weight: 600;
            padding: 12px 30px;
            border-radius: 28px;
            transition: var(--transition);
            font-size: 0.95rem;
        }
        .btn-cta-white:hover {
            background: #ffe8d6;
            color: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--secondary);
            color: #c5c5d8;
            padding: 48px 0 0;
            margin-top: 56px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 36px;
        }
        .footer-brand {
            font-family: var(--font-heading);
            font-size: 1.25rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }
        .footer-desc {
            font-size: 0.9rem;
            color: #9a9ab5;
            line-height: 1.6;
            max-width: 280px;
        }
        .footer-col h5 {
            font-family: var(--font-heading);
            font-size: 0.95rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            font-size: 0.88rem;
            color: #b0b0c5;
            transition: var(--transition);
        }
        .footer-col ul li a:hover {
            color: #ffb88c;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 18px 0;
            text-align: center;
            font-size: 0.84rem;
            color: #8888a0;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .hot-cold-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .page-banner h1 {
                font-size: 2rem;
            }
        }
        @media (max-width: 768px) {
            .page-banner {
                padding: 40px 0 36px;
            }
            .page-banner h1 {
                font-size: 1.6rem;
            }
            .page-banner .banner-desc {
                font-size: 0.95rem;
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .stat-card .stat-value {
                font-size: 1.5rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .chart-showcase img {
                height: 200px;
            }
            .cta-block {
                padding: 32px 20px;
            }
            .cta-block h2 {
                font-size: 1.35rem;
            }
            .nav-search-wrap input {
                width: 140px;
            }
            .nav-search-wrap input:focus {
                width: 160px;
            }
        }
        @media (max-width: 520px) {
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-card {
                padding: 16px 12px;
            }
            .stat-card .stat-value {
                font-size: 1.3rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .page-banner h1 {
                font-size: 1.35rem;
            }
            .section-title {
                font-size: 1.3rem;
            }
            .trend-card {
                padding: 20px 16px;
            }
            .number-tag {
                width: 36px;
                height: 36px;
                font-size: 0.85rem;
            }
            .container-custom {
                padding: 0 14px;
            }
            .hot-cold-panel {
                padding: 18px 14px;
            }
            .chart-showcase .chart-body {
                padding: 16px;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #d4380d;
            --primary-hover: #b8320b;
            --primary-light: #fff1e8;
            --secondary: #1a1a2e;
            --accent: #e8590c;
            --accent-gold: #f59f00;
            --bg-body: #f8f9fb;
            --bg-white: #ffffff;
            --bg-card: #ffffff;
            --bg-dark: #1a1a2e;
            --bg-section-alt: #f1f3f6;
            --text-primary: #1a1a2e;
            --text-secondary: #4a4a5e;
            --text-muted: #7a7a8e;
            --text-light: #9ca3af;
            --text-on-dark: #e8e8f0;
            --border-color: #e5e7eb;
            --border-light: #f0f0f5;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --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, 0.10);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.12);
            --transition-fast: 0.18s ease;
            --transition-normal: 0.28s ease;
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', system-ui, -apple-system, sans-serif;
            --font-mono: 'SF Mono', 'Cascadia Code', 'Consolas', monospace;
            --container-max: 1240px;
            --nav-height: 64px;
        }

        *,
        *::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);
            background-color: var(--bg-body);
            color: var(--text-primary);
            line-height: 1.65;
            margin: 0;
            padding: 0;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        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;
        }

        input {
            font-family: inherit;
        }

        .container-custom {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
            width: 100%;
        }

        /* ===== HEADER & NAV ===== */
        .site-header {
            background: #ffffff;
            border-bottom: 1px solid var(--border-color);
            box-shadow: var(--shadow-sm);
            position: sticky;
            top: 0;
            z-index: 1050;
            transition: box-shadow var(--transition-normal);
        }

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

        .navbar {
            padding-top: 0;
            padding-bottom: 0;
            min-height: var(--nav-height);
        }

        .navbar-brand-custom {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--secondary) !important;
            letter-spacing: -0.01em;
            white-space: nowrap;
            transition: opacity var(--transition-fast);
            text-decoration: none;
        }

        .navbar-brand-custom:hover {
            opacity: 0.85;
            color: var(--secondary) !important;
        }

        .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
            color: #fff;
            font-weight: 800;
            font-size: 1.2rem;
            letter-spacing: -0.02em;
            flex-shrink: 0;
        }

        .navbar-collapse-custom {
            flex-grow: 1;
            justify-content: center;
        }

        .navbar-nav {
            gap: 2px;
        }

        .nav-link-custom {
            display: inline-block;
            padding: 10px 16px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            position: relative;
            white-space: nowrap;
            text-decoration: none;
        }

        .nav-link-custom:hover {
            color: var(--primary);
            background: var(--primary-light);
        }

        .nav-link-custom.active {
            color: var(--primary);
            font-weight: 600;
            background: var(--primary-light);
        }

        .nav-link-custom.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            border-radius: 999px;
            background: var(--primary);
        }

        .navbar-toggler-custom {
            background: none;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            padding: 8px 12px;
            font-size: 1.2rem;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
        }

        .navbar-toggler-custom:hover {
            background: var(--primary-light);
            border-color: var(--primary);
            color: var(--primary);
        }

        .nav-search-wrap {
            position: relative;
            min-width: 180px;
        }

        .nav-search-wrap .search-icon {
            position: absolute;
            left: 12px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-muted);
            font-size: 0.85rem;
            pointer-events: none;
            z-index: 2;
        }

        .nav-search-wrap input {
            width: 100%;
            padding: 9px 14px 9px 36px;
            border: 1px solid var(--border-color);
            border-radius: 999px;
            font-size: 0.9rem;
            background: var(--bg-body);
            color: var(--text-primary);
            transition: all var(--transition-fast);
            outline: none;
        }

        .nav-search-wrap input:focus {
            border-color: var(--primary);
            background: #fff;
            box-shadow: 0 0 0 3px rgba(212, 56, 13, 0.08);
        }

        .nav-search-wrap input::placeholder {
            color: var(--text-light);
        }

        .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 20px;
            border-radius: 999px;
            font-weight: 600;
            font-size: 0.9rem;
            background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
            color: #fff;
            border: none;
            white-space: nowrap;
            transition: all var(--transition-fast);
            text-decoration: none;
        }

        .btn-nav-cta:hover {
            background: linear-gradient(135deg, var(--primary-hover) 0%, #c73e0a 100%);
            color: #fff;
            box-shadow: var(--shadow-md);
            transform: translateY(-1px);
        }

        /* ===== PAGE BANNER ===== */
        .page-banner {
            background: linear-gradient(160deg, #1a1a2e 0%, #2d1f3a 40%, #1a1a2e 100%);
            padding: 50px 0 56px;
            position: relative;
            overflow: hidden;
            color: #fff;
        }

        .page-banner::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -80px;
            width: 380px;
            height: 380px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(212, 56, 13, 0.25) 0%, transparent 70%);
            pointer-events: none;
        }

        .page-banner::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -60px;
            width: 280px;
            height: 280px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(245, 159, 0, 0.18) 0%, transparent 70%);
            pointer-events: none;
        }

        .page-banner .banner-content {
            position: relative;
            z-index: 1;
            text-align: center;
        }

        .page-banner .banner-badge {
            display: inline-block;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.2);
            color: #ffcc80;
            padding: 6px 18px;
            border-radius: 999px;
            font-size: 0.85rem;
            font-weight: 500;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }

        .page-banner h1 {
            font-size: 2.6rem;
            font-weight: 700;
            letter-spacing: -0.02em;
            margin-bottom: 14px;
            line-height: 1.25;
        }

        .page-banner .banner-sub {
            font-size: 1.1rem;
            color: #c4c4d8;
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.7;
        }

        /* ===== SECTION ===== */
        .section {
            padding: 56px 0;
        }

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

        .section-header {
            text-align: center;
            margin-bottom: 40px;
        }

        .section-header .section-label {
            display: inline-block;
            font-size: 0.82rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            color: var(--primary);
            background: var(--primary-light);
            padding: 5px 14px;
            border-radius: 999px;
            margin-bottom: 10px;
        }

        .section-header h2 {
            font-size: 1.9rem;
            font-weight: 700;
            color: var(--secondary);
            letter-spacing: -0.01em;
            margin-bottom: 8px;
        }

        .section-header .section-desc {
            color: var(--text-muted);
            font-size: 1rem;
            max-width: 550px;
            margin: 0 auto;
        }

        /* ===== LOTTERY BALL ===== */
        .lottery-ball {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            font-weight: 700;
            font-size: 1.1rem;
            color: #fff;
            flex-shrink: 0;
            box-shadow: 0 3px 10px rgba(0, 0, 0, 0.15);
            letter-spacing: 0.02em;
        }

        .ball-red {
            background: linear-gradient(135deg, #e03131 0%, #c92a2a 100%);
        }

        .ball-blue {
            background: linear-gradient(135deg, #1c7ed6 0%, #1864ab 100%);
        }

        .lottery-ball-sm {
            width: 34px;
            height: 34px;
            font-size: 0.9rem;
            box-shadow: 0 2px 6px rgba(0, 0, 0, 0.12);
        }

        /* ===== RESULT CARD ===== */
        .result-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 24px 28px;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--border-light);
            transition: all var(--transition-normal);
            height: 100%;
        }

        .result-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
            border-color: #ffe0cc;
        }

        .result-card .lottery-name {
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--secondary);
            margin-bottom: 4px;
        }

        .result-card .draw-no {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-bottom: 14px;
        }

        .result-card .balls-row {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            margin-bottom: 10px;
        }

        .result-card .draw-time {
            font-size: 0.78rem;
            color: var(--text-light);
        }

        /* ===== CATEGORY CARD ===== */
        .category-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition-normal);
            text-align: center;
            height: 100%;
            cursor: pointer;
            text-decoration: none;
            color: inherit;
            display: block;
        }

        .category-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: #ffd4b8;
            color: inherit;
        }

        .category-card .cat-icon {
            width: 56px;
            height: 56px;
            border-radius: var(--radius-md);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            margin-bottom: 14px;
            background: var(--primary-light);
            color: var(--primary);
        }

        .category-card h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--secondary);
            margin-bottom: 6px;
        }

        .category-card p {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin: 0;
        }

        /* ===== STAT CARD ===== */
        .stat-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 26px 22px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            text-align: center;
            transition: all var(--transition-normal);
            height: 100%;
        }

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

        .stat-card .stat-value {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.02em;
            line-height: 1.1;
            margin-bottom: 6px;
        }

        .stat-card .stat-label {
            font-size: 0.88rem;
            color: var(--text-muted);
            font-weight: 500;
        }

        /* ===== TIMELINE TABLE ===== */
        .schedule-table-wrap {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-md);
            background: #fff;
        }

        .schedule-table {
            width: 100%;
            border-collapse: collapse;
            min-width: 700px;
            font-size: 0.93rem;
        }

        .schedule-table thead th {
            background: var(--secondary);
            color: #fff;
            padding: 14px 16px;
            font-weight: 600;
            font-size: 0.88rem;
            white-space: nowrap;
            text-align: center;
            border: none;
        }

        .schedule-table tbody td {
            padding: 13px 16px;
            text-align: center;
            border-bottom: 1px solid var(--border-light);
            color: var(--text-secondary);
            vertical-align: middle;
        }

        .schedule-table tbody tr {
            transition: background var(--transition-fast);
        }

        .schedule-table tbody tr:hover {
            background: #fffbf7;
        }

        .schedule-table .badge-status {
            display: inline-block;
            padding: 5px 12px;
            border-radius: 999px;
            font-size: 0.78rem;
            font-weight: 600;
        }

        .badge-live {
            background: #fff3cd;
            color: #b45309;
        }

        .badge-done {
            background: #d4edda;
            color: #155724;
        }

        .badge-upcoming {
            background: #e2e3f1;
            color: #3b3f6e;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(150deg, #1a1a2e 0%, #2a1a30 50%, #1a1a2e 100%);
            padding: 50px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
            color: #fff;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -50px;
            right: -70px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(212, 56, 13, 0.3) 0%, transparent 70%);
            pointer-events: none;
        }

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

        .cta-section h3 {
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }

        .cta-section p {
            color: #c4c4d8;
            font-size: 1rem;
            margin-bottom: 24px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }

        .btn-cta-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 32px;
            border-radius: 999px;
            font-weight: 600;
            font-size: 1rem;
            background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
            color: #fff;
            border: none;
            transition: all var(--transition-fast);
            text-decoration: none;
        }

        .btn-cta-primary:hover {
            background: linear-gradient(135deg, var(--primary-hover) 0%, #c73e0a 100%);
            color: #fff;
            box-shadow: 0 8px 28px rgba(212, 56, 13, 0.35);
            transform: translateY(-2px);
        }

        .btn-outline-light-custom {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 32px;
            border-radius: 999px;
            font-weight: 600;
            font-size: 1rem;
            border: 2px solid rgba(255, 255, 255, 0.5);
            color: #fff;
            background: transparent;
            transition: all var(--transition-fast);
            text-decoration: none;
        }

        .btn-outline-light-custom:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
            color: #fff;
        }

        /* ===== FAQ ===== */
        .faq-item {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 20px 24px;
            margin-bottom: 12px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition-normal);
            cursor: pointer;
        }

        .faq-item:hover {
            box-shadow: var(--shadow-md);
            border-color: #ffd4b8;
        }

        .faq-item .faq-question {
            font-weight: 700;
            font-size: 1rem;
            color: var(--secondary);
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .faq-item .faq-question .faq-icon {
            color: var(--primary);
            flex-shrink: 0;
        }

        .faq-item .faq-answer {
            margin-top: 10px;
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
            padding-left: 26px;
        }

        /* ===== FOOTER ===== */
        .site-footer {
            background: #111122;
            color: #c4c4d8;
            padding: 48px 0 28px;
            margin-top: auto;
        }

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

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

        .footer-desc {
            font-size: 0.88rem;
            color: #9ca3af;
            line-height: 1.7;
            margin-bottom: 0;
        }

        .footer-col h5 {
            font-size: 0.95rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.01em;
        }

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

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

        .footer-col ul li a {
            color: #9ca3af;
            font-size: 0.88rem;
            transition: color var(--transition-fast);
            text-decoration: none;
        }

        .footer-col ul li a:hover {
            color: #ffcc80;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            text-align: center;
            font-size: 0.82rem;
            color: #6b7280;
        }

        /* ===== RESPONSIVE ===== */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .page-banner h1 {
                font-size: 2.1rem;
            }
            .section-header h2 {
                font-size: 1.6rem;
            }
            .nav-search-wrap {
                min-width: 140px;
            }
            .nav-link-custom {
                padding: 8px 12px;
                font-size: 0.85rem;
            }
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .page-banner {
                padding: 36px 0 40px;
            }
            .page-banner h1 {
                font-size: 1.7rem;
            }
            .page-banner .banner-sub {
                font-size: 0.95rem;
            }
            .section {
                padding: 36px 0;
            }
            .section-header h2 {
                font-size: 1.4rem;
            }
            .result-card {
                padding: 18px 16px;
            }
            .lottery-ball {
                width: 36px;
                height: 36px;
                font-size: 0.95rem;
            }
            .lottery-ball-sm {
                width: 28px;
                height: 28px;
                font-size: 0.78rem;
            }
            .stat-card .stat-value {
                font-size: 1.8rem;
            }
            .nav-search-wrap {
                min-width: 120px;
            }
            .navbar-collapse-custom {
                padding-top: 10px;
                padding-bottom: 10px;
            }
            .nav-link-custom {
                display: block;
                padding: 10px 14px;
            }
            .nav-link-custom.active::after {
                display: none;
            }
            .nav-link-custom.active {
                border-left: 3px solid var(--primary);
                border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            }
        }

        @media (max-width: 520px) {
            .page-banner h1 {
                font-size: 1.4rem;
            }
            .section-header h2 {
                font-size: 1.2rem;
            }
            .container-custom {
                padding-left: 12px;
                padding-right: 12px;
            }
            .result-card {
                padding: 14px 12px;
            }
            .lottery-ball {
                width: 30px;
                height: 30px;
                font-size: 0.8rem;
            }
            .category-card {
                padding: 18px 14px;
            }
            .category-card .cat-icon {
                width: 44px;
                height: 44px;
                font-size: 1.2rem;
            }
            .stat-card .stat-value {
                font-size: 1.5rem;
            }
            .btn-nav-cta {
                padding: 7px 14px;
                font-size: 0.8rem;
            }
            .navbar-brand-custom {
                font-size: 1.1rem;
            }
            .brand-icon {
                width: 32px;
                height: 32px;
                font-size: 1rem;
            }
            .schedule-table {
                min-width: 520px;
                font-size: 0.78rem;
            }
            .schedule-table thead th,
            .schedule-table tbody td {
                padding: 8px 10px;
            }
        }

/* roulang page: category1 */
:root {
            --brand-red: #c41e3a;
            --brand-red-dark: #a01830;
            --brand-red-light: #e8485e;
            --brand-deep: #1b1b2f;
            --brand-deep-light: #232340;
            --brand-gold: #f0a500;
            --brand-gold-light: #fcc735;
            --bg-page: #f5f5f7;
            --bg-white: #ffffff;
            --bg-light: #fafafc;
            --bg-card: #ffffff;
            --text-primary: #1b1b2f;
            --text-secondary: #555570;
            --text-muted: #8a8aa0;
            --text-light: #b0b0c0;
            --border-light: #e8e8f0;
            --border-card: #eaeaf2;
            --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 30px rgba(0, 0, 0, 0.10);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.12);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-full: 50px;
            --transition-fast: 0.18s ease;
            --transition-smooth: 0.25s ease;
            --transition-slow: 0.35s ease;
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
            --max-width: 1240px;
            --nav-height: 64px;
        }

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

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

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

        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;
        }

        input {
            font-family: inherit;
        }

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

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

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            min-height: var(--nav-height);
        }

        .navbar {
            padding-top: 0;
            padding-bottom: 0;
            min-height: var(--nav-height);
        }

        .navbar-brand-custom {
            display: flex;
            align-items: center;
            gap: 8px;
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--brand-deep);
            white-space: nowrap;
            letter-spacing: -0.02em;
            transition: opacity var(--transition-fast);
        }
        .navbar-brand-custom:hover {
            opacity: 0.85;
            color: var(--brand-deep);
        }
        .navbar-brand-custom .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: var(--brand-red);
            color: #fff;
            font-weight: 800;
            font-size: 0.95rem;
            border-radius: var(--radius-sm);
            letter-spacing: -0.03em;
            flex-shrink: 0;
        }

        .nav-link-custom {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-secondary);
            padding: 0.55rem 0.9rem !important;
            border-radius: var(--radius-full);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }
        .nav-link-custom:hover {
            color: var(--brand-red);
            background: rgba(196, 30, 58, 0.04);
        }
        .nav-link-custom.active {
            color: var(--brand-red) !important;
            font-weight: 600;
            background: rgba(196, 30, 58, 0.07);
        }

        .navbar-toggler-custom {
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            padding: 8px 12px;
            background: var(--bg-white);
            color: var(--text-primary);
            font-size: 1.2rem;
            transition: all var(--transition-fast);
        }
        .navbar-toggler-custom:hover {
            background: var(--bg-light);
            border-color: #ccc;
        }
        .navbar-toggler-custom:focus {
            box-shadow: 0 0 0 3px rgba(196, 30, 58, 0.18);
            outline: none;
        }

        .nav-search-wrap {
            position: relative;
            display: flex;
            align-items: center;
        }
        .nav-search-wrap .search-icon {
            position: absolute;
            left: 12px;
            color: var(--text-muted);
            font-size: 0.85rem;
            pointer-events: none;
            z-index: 2;
        }
        .nav-search-wrap input {
            width: 180px;
            height: 38px;
            padding: 0 14px 0 36px;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-full);
            font-size: 0.88rem;
            color: var(--text-primary);
            background: var(--bg-light);
            transition: all var(--transition-fast);
            outline: none;
        }
        .nav-search-wrap input:focus {
            border-color: var(--brand-red);
            box-shadow: 0 0 0 3px rgba(196, 30, 58, 0.08);
            background: var(--bg-white);
            width: 210px;
        }
        .nav-search-wrap input::placeholder {
            color: var(--text-light);
        }

        @media (max-width: 991.98px) {
            .navbar-collapse-custom {
                background: var(--bg-white);
                border-radius: var(--radius-md);
                padding: 12px 8px;
                margin-top: 8px;
                box-shadow: var(--shadow-lg);
                border: 1px solid var(--border-light);
            }
            .nav-link-custom {
                border-radius: var(--radius-sm);
                padding: 0.6rem 1rem !important;
            }
            .nav-search-wrap input {
                width: 140px;
            }
            .nav-search-wrap input:focus {
                width: 160px;
            }
        }
        @media (max-width: 520px) {
            .navbar-brand-custom {
                font-size: 1.1rem;
            }
            .navbar-brand-custom .brand-icon {
                width: 32px;
                height: 32px;
                font-size: 0.8rem;
            }
            .nav-search-wrap input {
                width: 110px;
                font-size: 0.8rem;
                height: 34px;
            }
            .nav-search-wrap input:focus {
                width: 130px;
            }
            .nav-search-wrap .search-icon {
                left: 10px;
                font-size: 0.75rem;
            }
            .nav-search-wrap input {
                padding-left: 30px;
            }
        }

        /* ========== SECTION SPACING ========== */
        .section {
            padding: 56px 0;
        }
        .section-sm {
            padding: 36px 0;
        }
        .section-lg {
            padding: 72px 0;
        }
        @media (max-width: 768px) {
            .section {
                padding: 36px 0;
            }
            .section-lg {
                padding: 48px 0;
            }
            .section-sm {
                padding: 24px 0;
            }
        }

        /* ========== INNER BANNER ========== */
        .inner-banner {
            position: relative;
            background: linear-gradient(135deg, var(--brand-deep) 0%, #1e1e38 40%, var(--brand-deep-light) 100%);
            background-image: url('assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            padding: 70px 0 64px;
            color: #fff;
            overflow: hidden;
        }
        .inner-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(27, 27, 47, 0.82) 0%, rgba(27, 27, 47, 0.9) 100%);
            z-index: 1;
        }
        .inner-banner .banner-content {
            position: relative;
            z-index: 2;
        }
        .inner-banner .banner-badge {
            display: inline-block;
            background: var(--brand-gold);
            color: var(--brand-deep);
            font-weight: 700;
            font-size: 0.82rem;
            padding: 5px 14px;
            border-radius: var(--radius-full);
            letter-spacing: 0.04em;
            margin-bottom: 16px;
        }
        .inner-banner h1 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 2.6rem;
            letter-spacing: -0.02em;
            margin-bottom: 12px;
            line-height: 1.25;
        }
        .inner-banner .banner-desc {
            font-size: 1.08rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 600px;
            line-height: 1.7;
        }
        .inner-banner .banner-stats {
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
            margin-top: 20px;
        }
        .inner-banner .banner-stat-item {
            display: flex;
            align-items: center;
            gap: 8px;
            color: rgba(255, 255, 255, 0.9);
            font-size: 0.95rem;
        }
        .inner-banner .banner-stat-item .stat-num {
            font-weight: 700;
            font-size: 1.6rem;
            color: var(--brand-gold-light);
            line-height: 1;
        }
        @media (max-width: 768px) {
            .inner-banner {
                padding: 48px 0 40px;
            }
            .inner-banner h1 {
                font-size: 1.8rem;
            }
            .inner-banner .banner-desc {
                font-size: 0.95rem;
            }
            .inner-banner .banner-stats {
                gap: 18px;
            }
            .inner-banner .banner-stat-item .stat-num {
                font-size: 1.3rem;
            }
        }

        /* ========== SECTION TITLES ========== */
        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            color: var(--brand-red);
            background: rgba(196, 30, 58, 0.07);
            padding: 5px 14px;
            border-radius: var(--radius-full);
            margin-bottom: 10px;
        }
        .section-title {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 2rem;
            letter-spacing: -0.02em;
            color: var(--text-primary);
            margin-bottom: 8px;
            line-height: 1.3;
        }
        .section-subtitle {
            font-size: 1rem;
            color: var(--text-secondary);
            max-width: 560px;
            line-height: 1.7;
        }
        @media (max-width: 768px) {
            .section-title {
                font-size: 1.5rem;
            }
            .section-subtitle {
                font-size: 0.9rem;
            }
        }

        /* ========== CARDS ========== */
        .card-article {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-sm);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .card-article:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: #dcdce8;
        }
        .card-article .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background: #eef0f5;
        }
        .card-article .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .card-article:hover .card-img-wrap img {
            transform: scale(1.05);
        }
        .card-article .card-img-wrap .card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--brand-red);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: var(--radius-full);
            z-index: 2;
        }
        .card-article .card-body-custom {
            padding: 18px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .card-article .card-date {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-bottom: 6px;
        }
        .card-article .card-title-link {
            font-family: var(--font-heading);
            font-weight: 600;
            font-size: 1.05rem;
            color: var(--text-primary);
            line-height: 1.45;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: color var(--transition-fast);
        }
        .card-article:hover .card-title-link {
            color: var(--brand-red);
        }
        .card-article .card-excerpt {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.6;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .card-article .card-meta-row {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-top: 12px;
            font-size: 0.78rem;
            color: var(--text-muted);
            flex-wrap: wrap;
        }
        .card-article .card-meta-row span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        /* ========== BUTTONS ========== */
        .btn-brand {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            background: var(--brand-red);
            color: #fff;
            font-weight: 600;
            font-size: 0.95rem;
            padding: 10px 22px;
            border-radius: var(--radius-full);
            border: none;
            transition: all var(--transition-fast);
            box-shadow: 0 4px 14px rgba(196, 30, 58, 0.3);
            white-space: nowrap;
        }
        .btn-brand:hover {
            background: var(--brand-red-dark);
            color: #fff;
            box-shadow: 0 6px 20px rgba(196, 30, 58, 0.4);
            transform: translateY(-1px);
        }
        .btn-brand:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(196, 30, 58, 0.25);
        }
        .btn-brand:focus {
            outline: none;
            box-shadow: 0 0 0 4px rgba(196, 30, 58, 0.2);
        }

        .btn-outline-brand {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            background: transparent;
            color: var(--brand-red);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 9px 20px;
            border-radius: var(--radius-full);
            border: 2px solid var(--brand-red);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .btn-outline-brand:hover {
            background: var(--brand-red);
            color: #fff;
            box-shadow: 0 4px 14px rgba(196, 30, 58, 0.25);
            transform: translateY(-1px);
        }
        .btn-outline-brand:focus {
            outline: none;
            box-shadow: 0 0 0 4px rgba(196, 30, 58, 0.15);
        }

        .btn-sm-brand {
            font-size: 0.82rem;
            padding: 7px 16px;
        }

        /* ========== TAG CLOUD ========== */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .tag-pill {
            display: inline-block;
            background: var(--bg-light);
            color: var(--text-secondary);
            font-size: 0.85rem;
            font-weight: 500;
            padding: 7px 16px;
            border-radius: var(--radius-full);
            border: 1px solid var(--border-light);
            transition: all var(--transition-fast);
            cursor: pointer;
            white-space: nowrap;
        }
        .tag-pill:hover {
            background: var(--brand-red);
            color: #fff;
            border-color: var(--brand-red);
            box-shadow: 0 3px 10px rgba(196, 30, 58, 0.25);
        }
        .tag-pill.tag-hot {
            background: rgba(240, 165, 0, 0.12);
            color: #b87a00;
            border-color: rgba(240, 165, 0, 0.3);
            font-weight: 600;
        }
        .tag-pill.tag-hot:hover {
            background: var(--brand-gold);
            color: #fff;
            border-color: var(--brand-gold);
        }

        /* ========== FEATURED BLOCK ========== */
        .featured-card {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-lg);
            padding: 24px 28px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-smooth);
            display: flex;
            gap: 16px;
            align-items: flex-start;
        }
        .featured-card:hover {
            box-shadow: var(--shadow-md);
            border-color: #dcdce8;
        }
        .featured-card .fc-icon {
            flex-shrink: 0;
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: #fff;
        }
        .fc-icon-red {
            background: var(--brand-red);
        }
        .fc-icon-gold {
            background: var(--brand-gold);
            color: var(--brand-deep) !important;
        }
        .fc-icon-blue {
            background: #3b5998;
        }
        .featured-card .fc-content h4 {
            font-family: var(--font-heading);
            font-weight: 600;
            font-size: 1rem;
            margin-bottom: 4px;
            color: var(--text-primary);
        }
        .featured-card .fc-content p {
            font-size: 0.85rem;
            color: var(--text-secondary);
            margin: 0;
            line-height: 1.55;
        }

        /* ========== CTA BLOCK ========== */
        .cta-block {
            background: linear-gradient(135deg, var(--brand-deep) 0%, #1e1e3a 60%, var(--brand-deep-light) 100%);
            border-radius: var(--radius-xl);
            padding: 48px 40px;
            color: #fff;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-block::after {
            content: '';
            position: absolute;
            top: -60px;
            right: -40px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(240, 165, 0, 0.1);
            pointer-events: none;
        }
        .cta-block h3 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.6rem;
            margin-bottom: 8px;
            position: relative;
            z-index: 1;
        }
        .cta-block p {
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 20px;
            position: relative;
            z-index: 1;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-block .btn-brand {
            position: relative;
            z-index: 1;
        }
        @media (max-width: 768px) {
            .cta-block {
                padding: 32px 20px;
                border-radius: var(--radius-lg);
            }
            .cta-block h3 {
                font-size: 1.3rem;
            }
        }

        /* ========== FAQ ========== */
        .faq-accordion .accordion-item {
            border: 1px solid var(--border-card);
            border-radius: var(--radius-md) !important;
            margin-bottom: 10px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            background: var(--bg-white);
        }
        .faq-accordion .accordion-button {
            font-weight: 600;
            font-size: 0.98rem;
            color: var(--text-primary);
            background: var(--bg-white);
            box-shadow: none !important;
            padding: 16px 20px;
            border-radius: var(--radius-md) !important;
            transition: all var(--transition-fast);
        }
        .faq-accordion .accordion-button:not(.collapsed) {
            color: var(--brand-red);
            background: rgba(196, 30, 58, 0.03);
            border-bottom: 1px solid var(--border-light);
        }
        .faq-accordion .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(196, 30, 58, 0.1) !important;
        }
        .faq-accordion .accordion-body {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.75;
            padding: 18px 20px 20px;
            background: var(--bg-white);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--brand-deep);
            color: #c8c8d8;
            padding: 48px 0 24px;
            margin-top: 40px;
        }
        .footer-brand {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.3rem;
            color: #fff;
            margin-bottom: 8px;
        }
        .footer-desc {
            font-size: 0.88rem;
            color: #a0a0b0;
            line-height: 1.7;
            max-width: 280px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-col h5 {
            font-family: var(--font-heading);
            font-weight: 600;
            font-size: 0.95rem;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: 0.01em;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 7px;
        }
        .footer-col ul li a {
            color: #a0a0b0;
            font-size: 0.88rem;
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: #fff;
            text-decoration: underline;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 18px;
            text-align: center;
            font-size: 0.82rem;
            color: #7a7a90;
        }
        @media (max-width: 991.98px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-desc {
                max-width: 100%;
            }
        }

        /* ========== UTILITY ========== */
        .text-brand {
            color: var(--brand-red) !important;
        }
        .bg-soft-red {
            background: rgba(196, 30, 58, 0.05);
        }
        .gap-custom {
            gap: 20px;
        }
        @media (max-width: 768px) {
            .gap-custom {
                gap: 14px;
            }
        }

        /* ========== PAGINATION MOCK ========== */
        .pagination-row {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            flex-wrap: wrap;
        }
        .page-dot {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            background: var(--bg-white);
            border: 1px solid var(--border-light);
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .page-dot.active {
            background: var(--brand-red);
            color: #fff;
            border-color: var(--brand-red);
            font-weight: 700;
        }
        .page-dot:hover:not(.active) {
            background: var(--bg-light);
            border-color: #ccc;
        }

/* roulang page: category4 */
:root {
            --brand-primary: #1a3c6e;
            --brand-primary-light: #1f4d8c;
            --brand-accent: #d4a843;
            --brand-accent-light: #e8c266;
            --brand-accent-dark: #b8902f;
            --brand-red: #c0392b;
            --brand-red-light: #e74c3c;
            --bg-body: #f4f5f7;
            --bg-white: #ffffff;
            --bg-light: #fafbfc;
            --bg-card: #ffffff;
            --bg-dark-section: #162d50;
            --bg-footer: #0f1f38;
            --text-primary: #1a1a2e;
            --text-secondary: #3d405b;
            --text-muted: #6b7280;
            --text-light: #9ca3af;
            --text-on-dark: #e5e7eb;
            --text-on-dark-muted: #b0b7c3;
            --border-light: #e5e7eb;
            --border-medium: #d1d5db;
            --border-card: #eaecf0;
            --shadow-xs: 0 1px 3px rgba(0, 0, 0, 0.04);
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 6px 20px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 12px 36px rgba(0, 0, 0, 0.11);
            --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.14);
            --radius-xs: 4px;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-2xl: 24px;
            --transition-fast: 0.18s ease;
            --transition-base: 0.25s ease;
            --transition-slow: 0.35s ease;
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', system-ui, -apple-system, sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Segoe UI', system-ui, -apple-system, sans-serif;
        }

        *,
        *::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);
            background-color: var(--bg-body);
            color: var(--text-primary);
            line-height: 1.7;
            margin: 0;
            padding: 0;
            min-height: 100vh;
            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;
        }

        input {
            font-family: inherit;
        }

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

        .container-custom {
            width: 100%;
            max-width: 1240px;
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        @media (max-width: 768px) {
            .container-custom {
                padding-left: 14px;
                padding-right: 14px;
            }
        }

        /* ========== HEADER & NAV ========== */
        .site-header {
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-light);
            position: sticky;
            top: 0;
            z-index: 1050;
            box-shadow: var(--shadow-xs);
            transition: box-shadow var(--transition-base);
        }

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

        .navbar-brand-custom {
            display: flex;
            align-items: center;
            gap: 8px;
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--brand-primary) !important;
            letter-spacing: -0.3px;
            white-space: nowrap;
            transition: opacity var(--transition-fast);
        }

        .navbar-brand-custom:hover {
            opacity: 0.85;
            color: var(--brand-primary) !important;
        }

        .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--brand-primary) 0%, var(--brand-primary-light) 100%);
            color: #fff;
            border-radius: var(--radius-sm);
            font-weight: 800;
            font-size: 1rem;
            letter-spacing: -0.5px;
            flex-shrink: 0;
        }

        .navbar-toggler-custom {
            background: transparent;
            border: 1.5px solid var(--border-medium);
            border-radius: var(--radius-sm);
            width: 40px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            color: var(--text-primary);
            transition: all var(--transition-fast);
        }

        .navbar-toggler-custom:hover {
            background: var(--bg-light);
            border-color: var(--brand-primary);
            color: var(--brand-primary);
        }

        .navbar-collapse-custom {
            flex-grow: 1;
            justify-content: center;
        }

        .nav-link-custom {
            display: inline-block;
            padding: 8px 15px;
            border-radius: var(--radius-sm);
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--text-secondary) !important;
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

        .nav-link-custom:hover {
            color: var(--brand-primary) !important;
            background: rgba(26, 60, 110, 0.05);
        }

        .nav-link-custom.active {
            color: var(--brand-primary) !important;
            background: rgba(26, 60, 110, 0.08);
            font-weight: 600;
        }

        .nav-link-custom.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 15px;
            right: 15px;
            height: 2.5px;
            background: var(--brand-accent);
            border-radius: 2px;
        }

        .nav-search-wrap {
            position: relative;
            display: flex;
            align-items: center;
        }

        .nav-search-wrap .search-icon {
            position: absolute;
            left: 12px;
            color: var(--text-muted);
            font-size: 0.85rem;
            pointer-events: none;
            z-index: 2;
        }

        .nav-search-wrap input {
            width: 180px;
            padding: 8px 14px 8px 34px;
            border: 1.5px solid var(--border-medium);
            border-radius: 24px;
            font-size: 0.88rem;
            color: var(--text-primary);
            background: var(--bg-light);
            transition: all var(--transition-fast);
            outline: none;
        }

        .nav-search-wrap input:focus {
            border-color: var(--brand-primary);
            background: var(--bg-white);
            box-shadow: 0 0 0 3px rgba(26, 60, 110, 0.07);
            width: 210px;
        }

        .nav-search-wrap input::placeholder {
            color: var(--text-muted);
        }

        .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            background: var(--brand-accent);
            color: #fff !important;
            border-radius: 24px;
            font-weight: 600;
            font-size: 0.9rem;
            border: none;
            transition: all var(--transition-fast);
            white-space: nowrap;
            box-shadow: 0 2px 8px rgba(212, 168, 67, 0.3);
        }

        .btn-nav-cta:hover {
            background: var(--brand-accent-dark);
            box-shadow: 0 4px 14px rgba(212, 168, 67, 0.4);
            transform: translateY(-1px);
        }

        @media (max-width: 991.98px) {
            .navbar-collapse-custom {
                background: var(--bg-white);
                border-radius: var(--radius-md);
                padding: 12px 8px;
                margin-top: 8px;
                box-shadow: var(--shadow-md);
                border: 1px solid var(--border-light);
            }

            .nav-link-custom {
                display: block;
                padding: 10px 16px;
                border-radius: var(--radius-sm);
                text-align: center;
                font-size: 0.95rem;
            }

            .nav-link-custom.active::after {
                display: none;
            }

            .nav-search-wrap input {
                width: 100%;
            }

            .nav-search-wrap input:focus {
                width: 100%;
            }

            .btn-nav-cta {
                width: 100%;
                justify-content: center;
                margin-top: 6px;
            }
        }

        @media (max-width: 520px) {
            .navbar-brand-custom {
                font-size: 1.1rem;
            }

            .brand-icon {
                width: 32px;
                height: 32px;
                font-size: 0.85rem;
            }

            .nav-search-wrap input {
                font-size: 0.8rem;
                padding: 7px 10px 7px 30px;
            }
        }

        /* ========== PAGE BANNER ========== */
        .page-banner {
            position: relative;
            background: linear-gradient(170deg, #1a3c6e 0%, #162d50 40%, #0f1f38 100%);
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center 35%;
            background-repeat: no-repeat;
            padding: 60px 0 56px;
            overflow: hidden;
        }

        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(15, 31, 56, 0.78) 0%, rgba(22, 45, 80, 0.85) 60%, rgba(26, 60, 110, 0.9) 100%);
            z-index: 1;
        }

        .page-banner .banner-content {
            position: relative;
            z-index: 2;
            text-align: center;
        }

        .banner-badge {
            display: inline-block;
            padding: 5px 16px;
            background: rgba(212, 168, 67, 0.2);
            border: 1px solid rgba(212, 168, 67, 0.4);
            border-radius: 20px;
            color: var(--brand-accent-light);
            font-size: 0.85rem;
            font-weight: 500;
            letter-spacing: 0.5px;
            margin-bottom: 14px;
        }

        .page-banner h1 {
            font-family: var(--font-heading);
            font-size: 2.6rem;
            font-weight: 700;
            color: #ffffff;
            margin: 0 0 12px;
            letter-spacing: -0.4px;
            line-height: 1.3;
        }

        .page-banner .banner-subtitle {
            font-size: 1.1rem;
            color: var(--text-on-dark-muted);
            max-width: 620px;
            margin: 0 auto 6px;
            line-height: 1.6;
        }

        @media (max-width: 768px) {
            .page-banner {
                padding: 40px 0 36px;
            }
            .page-banner h1 {
                font-size: 1.8rem;
            }
            .page-banner .banner-subtitle {
                font-size: 0.95rem;
                max-width: 90%;
            }
        }

        @media (max-width: 520px) {
            .page-banner h1 {
                font-size: 1.45rem;
            }
            .page-banner .banner-subtitle {
                font-size: 0.85rem;
            }
        }

        /* ========== SECTION TITLES ========== */
        .section-header {
            text-align: center;
            margin-bottom: 40px;
        }

        .section-header h2 {
            font-family: var(--font-heading);
            font-size: 1.9rem;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 8px;
            letter-spacing: -0.3px;
        }

        .section-header .section-subtitle {
            font-size: 0.95rem;
            color: var(--text-muted);
            max-width: 500px;
            margin: 0 auto;
        }

        .section-header .section-divider {
            display: inline-block;
            width: 48px;
            height: 3px;
            background: var(--brand-accent);
            border-radius: 2px;
            margin-bottom: 10px;
        }

        @media (max-width: 768px) {
            .section-header h2 {
                font-size: 1.5rem;
            }
            .section-header .section-subtitle {
                font-size: 0.85rem;
            }
        }

        /* ========== SECTION SPACING ========== */
        .section-py {
            padding: 56px 0;
        }

        @media (max-width: 768px) {
            .section-py {
                padding: 38px 0;
            }
        }

        /* ========== STRATEGY CARDS GRID ========== */
        .strategy-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 28px 24px 22px;
            border: 1px solid var(--border-card);
            box-shadow: var(--shadow-xs);
            transition: all var(--transition-base);
            height: 100%;
            display: flex;
            flex-direction: column;
            position: relative;
            overflow: hidden;
        }

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

        .strategy-card .card-icon-wrap {
            width: 52px;
            height: 52px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            margin-bottom: 16px;
            flex-shrink: 0;
        }

        .icon-blue {
            background: #e8f0fe;
            color: #1a3c6e;
        }
        .icon-gold {
            background: #fef7e6;
            color: #b8902f;
        }
        .icon-green {
            background: #e6f7ee;
            color: #1a7a4c;
        }
        .icon-purple {
            background: #f3e8ff;
            color: #6b3fa0;
        }

        .strategy-card h3 {
            font-family: var(--font-heading);
            font-size: 1.15rem;
            font-weight: 600;
            color: var(--text-primary);
            margin: 0 0 8px;
            letter-spacing: -0.2px;
        }

        .strategy-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin: 0 0 14px;
            line-height: 1.6;
            flex-grow: 1;
        }

        .strategy-card .card-link {
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--brand-primary);
            display: inline-flex;
            align-items: center;
            gap: 5px;
            transition: gap var(--transition-fast);
        }

        .strategy-card .card-link:hover {
            gap: 9px;
            color: var(--brand-accent-dark);
        }

        /* ========== ARTICLE LIST CARD ========== */
        .article-list-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-card);
            box-shadow: var(--shadow-xs);
            overflow: hidden;
            transition: all var(--transition-base);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

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

        .article-list-card .card-img-wrap {
            position: relative;
            aspect-ratio: 16 / 10;
            overflow: hidden;
            background: #e9ecef;
        }

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

        .article-list-card:hover .card-img-wrap img {
            transform: scale(1.05);
        }

        .article-list-card .card-img-wrap .img-overlay-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 4px 12px;
            background: rgba(0, 0, 0, 0.65);
            color: #fff;
            font-size: 0.78rem;
            font-weight: 500;
            border-radius: 14px;
            letter-spacing: 0.3px;
        }

        .article-list-card .card-body-custom {
            padding: 18px 18px 14px;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
        }

        .article-list-card .card-meta {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-bottom: 6px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .article-list-card h4 {
            font-family: var(--font-heading);
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-primary);
            margin: 0 0 8px;
            line-height: 1.4;
            letter-spacing: -0.2px;
        }

        .article-list-card h4 a {
            color: var(--text-primary);
            transition: color var(--transition-fast);
        }
        .article-list-card h4 a:hover {
            color: var(--brand-primary);
        }

        .article-list-card .card-excerpt {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.6;
            flex-grow: 1;
            margin-bottom: 10px;
        }

        .article-list-card .card-readmore {
            font-weight: 600;
            font-size: 0.85rem;
            color: var(--brand-primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: gap var(--transition-fast);
        }
        .article-list-card .card-readmore:hover {
            gap: 7px;
            color: var(--brand-accent-dark);
        }

        /* ========== STATS ROW ========== */
        .stats-row {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: center;
        }

        .stat-item {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 24px 22px;
            text-align: center;
            flex: 1 1 200px;
            min-width: 150px;
            max-width: 240px;
            border: 1px solid var(--border-card);
            box-shadow: var(--shadow-xs);
            transition: all var(--transition-base);
        }

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

        .stat-number {
            font-family: var(--font-heading);
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--brand-primary);
            letter-spacing: -0.5px;
            line-height: 1.2;
        }

        .stat-number .accent {
            color: var(--brand-accent);
        }

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

        @media (max-width: 768px) {
            .stat-item {
                flex: 1 1 44%;
                max-width: 44%;
                min-width: 130px;
                padding: 18px 14px;
            }
            .stat-number {
                font-size: 1.6rem;
            }
        }

        @media (max-width: 520px) {
            .stat-item {
                flex: 1 1 42%;
                max-width: 48%;
                min-width: 0;
                padding: 14px 10px;
            }
            .stat-number {
                font-size: 1.35rem;
            }
            .stat-label {
                font-size: 0.75rem;
            }
        }

        /* ========== TIPS HIGHLIGHT CARDS ========== */
        .tips-highlight-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 22px 20px;
            border: 1px solid var(--border-card);
            box-shadow: var(--shadow-xs);
            display: flex;
            align-items: flex-start;
            gap: 14px;
            transition: all var(--transition-base);
            height: 100%;
        }

        .tips-highlight-card:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--border-medium);
        }

        .tips-highlight-card .tip-num {
            flex-shrink: 0;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--brand-primary) 0%, var(--brand-primary-light) 100%);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1rem;
        }

        .tips-highlight-card .tip-content h5 {
            font-family: var(--font-heading);
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-primary);
            margin: 0 0 4px;
        }

        .tips-highlight-card .tip-content p {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.6;
        }

        /* ========== FAQ ========== */
        .faq-wrap .accordion-item {
            border: 1px solid var(--border-card);
            border-radius: var(--radius-md) !important;
            margin-bottom: 10px;
            overflow: hidden;
            box-shadow: var(--shadow-xs);
            background: var(--bg-white);
        }

        .faq-wrap .accordion-button {
            font-weight: 600;
            font-size: 0.98rem;
            color: var(--text-primary);
            background: var(--bg-white);
            padding: 16px 20px;
            box-shadow: none !important;
            border-radius: var(--radius-md) !important;
            transition: all var(--transition-fast);
        }

        .faq-wrap .accordion-button:not(.collapsed) {
            color: var(--brand-primary);
            background: #f8fafd;
            border-bottom: 1px solid var(--border-light);
        }

        .faq-wrap .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(26, 60, 110, 0.08) !important;
        }

        .faq-wrap .accordion-body {
            padding: 16px 20px;
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
            background: #fdfdfd;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: linear-gradient(160deg, #1a3c6e 0%, #162d50 50%, #0f1f38 100%);
            border-radius: var(--radius-xl);
            padding: 44px 36px;
            text-align: center;
            position: relative;
            overflow: hidden;
            margin: 0 0 10px;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            background: rgba(212, 168, 67, 0.08);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-section h3 {
            font-family: var(--font-heading);
            font-size: 1.7rem;
            font-weight: 700;
            color: #fff;
            margin: 0 0 10px;
            position: relative;
            z-index: 1;
        }

        .cta-section p {
            font-size: 0.95rem;
            color: var(--text-on-dark-muted);
            max-width: 500px;
            margin: 0 auto 20px;
            position: relative;
            z-index: 1;
            line-height: 1.6;
        }

        .btn-cta-primary {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 12px 28px;
            background: var(--brand-accent);
            color: #fff !important;
            border-radius: 28px;
            font-weight: 600;
            font-size: 1rem;
            border: none;
            transition: all var(--transition-fast);
            position: relative;
            z-index: 1;
            box-shadow: 0 4px 16px rgba(212, 168, 67, 0.35);
        }

        .btn-cta-primary:hover {
            background: var(--brand-accent-dark);
            box-shadow: 0 6px 22px rgba(212, 168, 67, 0.5);
            transform: translateY(-2px);
        }

        .btn-outline-light-custom {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 11px 24px;
            border: 2px solid rgba(255, 255, 255, 0.45);
            color: #fff !important;
            border-radius: 28px;
            font-weight: 500;
            font-size: 0.95rem;
            transition: all var(--transition-fast);
            position: relative;
            z-index: 1;
            background: transparent;
        }

        .btn-outline-light-custom:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.08);
        }

        @media (max-width: 768px) {
            .cta-section {
                padding: 32px 20px;
                border-radius: var(--radius-lg);
            }
            .cta-section h3 {
                font-size: 1.35rem;
            }
            .cta-section p {
                font-size: 0.85rem;
            }
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--bg-footer);
            color: var(--text-on-dark);
            padding: 48px 0 0;
            margin-top: 20px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
            gap: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-brand {
            font-family: var(--font-heading);
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
            letter-spacing: -0.3px;
        }

        .footer-desc {
            font-size: 0.85rem;
            color: var(--text-on-dark-muted);
            line-height: 1.6;
            margin: 0;
        }

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

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

        .footer-col ul li a {
            color: var(--text-on-dark-muted);
            font-size: 0.85rem;
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            text-align: center;
            padding: 18px 0;
            font-size: 0.8rem;
            color: var(--text-on-dark-muted);
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .site-footer {
                padding: 32px 0 0;
            }
        }

        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-col h5 {
                margin-bottom: 8px;
            }
        }

        /* ========== BREADCRUMB ========== */
        .breadcrumb-row {
            padding: 12px 0;
            font-size: 0.85rem;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }

        .breadcrumb-row a {
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }
        .breadcrumb-row a:hover {
            color: var(--brand-primary);
        }
        .breadcrumb-row .sep {
            color: var(--border-medium);
        }
        .breadcrumb-row .current {
            color: var(--text-primary);
            font-weight: 500;
        }

        /* ========== MISC ========== */
        .bg-light-section {
            background: var(--bg-white);
        }
        .bg-alt-section {
            background: var(--bg-light);
        }

        .tag-pill {
            display: inline-block;
            padding: 4px 13px;
            background: #eef2f7;
            color: var(--text-secondary);
            border-radius: 16px;
            font-size: 0.8rem;
            font-weight: 500;
            margin: 3px 4px;
            transition: all var(--transition-fast);
        }
        .tag-pill:hover {
            background: var(--brand-primary);
            color: #fff;
        }

        .scroll-top-btn {
            position: fixed;
            bottom: 28px;
            right: 24px;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--brand-primary);
            color: #fff;
            border: none;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            box-shadow: var(--shadow-md);
            z-index: 999;
            opacity: 0;
            pointer-events: none;
            transition: all var(--transition-base);
        }
        .scroll-top-btn.visible {
            opacity: 1;
            pointer-events: auto;
        }
        .scroll-top-btn:hover {
            background: var(--brand-primary-light);
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }

/* roulang page: category5 */
:root {
            --primary: #e63946;
            --primary-dark: #c1121f;
            --primary-light: #f8d7da;
            --secondary: #1d3557;
            --secondary-light: #2a4a7f;
            --accent: #f4a261;
            --accent-dark: #e07b2c;
            --bg-body: #f5f5f8;
            --bg-white: #ffffff;
            --bg-card: #ffffff;
            --bg-dark: #1a1a2e;
            --bg-dark-alt: #16213e;
            --text-primary: #1a1a2e;
            --text-secondary: #4a4a5e;
            --text-muted: #7a7a90;
            --text-light: #a0a0b0;
            --text-on-dark: #e8e8f0;
            --border-color: #e2e2ea;
            --border-light: #f0f0f5;
            --radius-sm: 8px;
            --radius: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-xs: 0 1px 3px rgba(0, 0, 0, 0.04);
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow: 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: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Segoe UI', system-ui, sans-serif;
        }

        *,
        *::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);
            background-color: var(--bg-body);
            color: var(--text-primary);
            line-height: 1.7;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            overflow-x: hidden;
        }

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

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

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

        .container-custom {
            width: 100%;
            max-width: 1260px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 24px;
            padding-right: 24px;
        }

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

        /* Header & Navigation */
        .site-header {
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-color);
            position: sticky;
            top: 0;
            z-index: 1050;
            box-shadow: var(--shadow-xs);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            background: rgba(255, 255, 255, 0.95);
        }

        .navbar {
            padding-top: 10px;
            padding-bottom: 10px;
        }

        .navbar-brand-custom {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--secondary);
            font-family: var(--font-heading);
            white-space: nowrap;
            letter-spacing: -0.02em;
            transition: color var(--transition);
        }

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

        .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            border-radius: var(--radius-sm);
            font-weight: 900;
            font-size: 1.1rem;
            letter-spacing: 0;
            flex-shrink: 0;
            box-shadow: 0 2px 10px rgba(230, 57, 70, 0.3);
        }

        .navbar-toggler-custom {
            background: none;
            border: 1.5px solid var(--border-color);
            border-radius: var(--radius-sm);
            padding: 8px 12px;
            color: var(--text-primary);
            font-size: 1.3rem;
            transition: all var(--transition);
            line-height: 1;
        }

        .navbar-toggler-custom:hover {
            background: var(--bg-body);
            border-color: var(--primary);
            color: var(--primary);
        }

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

        .navbar-collapse-custom {
            transition: all 0.3s ease;
        }

        .navbar-nav .nav-link-custom {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: 20px;
            transition: all var(--transition);
            white-space: nowrap;
            position: relative;
        }

        .navbar-nav .nav-link-custom:hover {
            color: var(--primary);
            background: var(--primary-light);
        }

        .navbar-nav .nav-link-custom.active {
            color: #fff;
            background: var(--primary);
            font-weight: 600;
            box-shadow: 0 2px 12px rgba(230, 57, 70, 0.35);
        }

        .nav-search-wrap {
            position: relative;
            display: flex;
            align-items: center;
        }

        .nav-search-wrap .search-icon {
            position: absolute;
            left: 14px;
            color: var(--text-muted);
            font-size: 0.9rem;
            pointer-events: none;
            z-index: 2;
        }

        .nav-search-wrap input {
            padding: 9px 16px 9px 40px;
            border: 1.5px solid var(--border-color);
            border-radius: 24px;
            font-size: 0.9rem;
            background: var(--bg-body);
            color: var(--text-primary);
            width: 200px;
            transition: all var(--transition);
            font-family: inherit;
        }

        .nav-search-wrap input:focus {
            outline: none;
            border-color: var(--primary);
            background: #fff;
            box-shadow: 0 0 0 3px rgba(230, 57, 70, 0.08);
            width: 240px;
        }

        .nav-search-wrap input::placeholder {
            color: var(--text-light);
        }

        @media (max-width: 991px) {
            .navbar-collapse-custom {
                background: #fff;
                border-radius: var(--radius);
                padding: 16px;
                margin-top: 10px;
                box-shadow: var(--shadow-lg);
                border: 1px solid var(--border-color);
            }

            .navbar-nav {
                gap: 4px !important;
            }

            .navbar-nav .nav-link-custom {
                display: block;
                text-align: center;
                padding: 10px 16px;
                border-radius: var(--radius-sm);
            }

            .nav-search-wrap {
                width: 100%;
                margin-top: 8px;
            }

            .nav-search-wrap input {
                width: 100%;
            }

            .nav-search-wrap input:focus {
                width: 100%;
            }
        }

        @media (max-width: 520px) {
            .navbar-brand-custom {
                font-size: 1.15rem;
            }

            .brand-icon {
                width: 34px;
                height: 34px;
                font-size: 0.95rem;
            }

            .navbar {
                padding-top: 8px;
                padding-bottom: 8px;
            }
        }

        /* Page Banner */
        .page-banner {
            position: relative;
            background: linear-gradient(160deg, var(--bg-dark) 0%, var(--bg-dark-alt) 60%, #1a2744 100%);
            padding: 60px 0 56px;
            overflow: hidden;
            min-height: 280px;
            display: flex;
            align-items: center;
        }

        .page-banner::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -80px;
            width: 380px;
            height: 380px;
            background: radial-gradient(circle, rgba(230, 57, 70, 0.2) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .page-banner::after {
            content: '';
            position: absolute;
            bottom: -50px;
            left: -60px;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(244, 162, 97, 0.15) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

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

        .page-banner .banner-badge {
            display: inline-block;
            background: rgba(230, 57, 70, 0.2);
            color: #fca5a5;
            font-size: 0.85rem;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: 20px;
            margin-bottom: 16px;
            letter-spacing: 0.03em;
            border: 1px solid rgba(230, 57, 70, 0.3);
        }

        .page-banner h1 {
            color: #fff;
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 2.6rem;
            margin-bottom: 12px;
            letter-spacing: -0.01em;
            line-height: 1.25;
        }

        .page-banner .banner-subtitle {
            color: #c8c8d8;
            font-size: 1.1rem;
            line-height: 1.7;
            max-width: 560px;
        }

        @media (max-width: 768px) {
            .page-banner {
                padding: 40px 0 36px;
                min-height: auto;
            }

            .page-banner h1 {
                font-size: 1.8rem;
            }

            .page-banner .banner-subtitle {
                font-size: 0.95rem;
            }
        }

        @media (max-width: 520px) {
            .page-banner h1 {
                font-size: 1.5rem;
            }

            .page-banner .banner-subtitle {
                font-size: 0.88rem;
            }
        }

        /* Section Styles */
        .section {
            padding: 56px 0;
        }

        .section-title {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.75rem;
            color: var(--text-primary);
            margin-bottom: 6px;
            letter-spacing: -0.01em;
        }

        .section-subtitle {
            font-size: 0.95rem;
            color: var(--text-muted);
            margin-bottom: 32px;
        }

        .section-header {
            text-align: center;
            margin-bottom: 36px;
        }

        @media (max-width: 768px) {
            .section {
                padding: 36px 0;
            }

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

        /* Card Styles */
        .card-custom {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 24px;
            transition: all var(--transition);
            height: 100%;
            box-shadow: var(--shadow-xs);
            position: relative;
        }

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

        .card-custom .card-img-wrap {
            border-radius: var(--radius);
            overflow: hidden;
            margin-bottom: 16px;
            aspect-ratio: 16 / 10;
            background: #e8e8f0;
            position: relative;
        }

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

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

        .card-custom .card-tag {
            display: inline-block;
            background: var(--primary-light);
            color: var(--primary-dark);
            font-size: 0.78rem;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 14px;
            margin-bottom: 8px;
            letter-spacing: 0.02em;
        }

        .card-custom .card-tag.hot {
            background: #fff3e0;
            color: #e07b2c;
        }

        .card-custom .card-tag.live {
            background: #e8f5e9;
            color: #2e7d32;
        }

        .card-custom h4 {
            font-family: var(--font-heading);
            font-weight: 600;
            font-size: 1.1rem;
            color: var(--text-primary);
            margin-bottom: 6px;
            line-height: 1.4;
        }

        .card-custom p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-bottom: 12px;
            line-height: 1.6;
        }

        .card-custom .card-meta {
            display: flex;
            gap: 16px;
            font-size: 0.8rem;
            color: var(--text-light);
            flex-wrap: wrap;
        }

        .card-custom .card-meta span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        /* Stat Card */
        .stat-card {
            background: #fff;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 20px 16px;
            text-align: center;
            transition: all var(--transition);
            box-shadow: var(--shadow-xs);
        }

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

        .stat-card .stat-icon {
            font-size: 2rem;
            margin-bottom: 8px;
            color: var(--primary);
        }

        .stat-card .stat-number {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.8rem;
            color: var(--secondary);
            line-height: 1;
            margin-bottom: 4px;
        }

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

        /* Info List */
        .info-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .info-list li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 14px 0;
            border-bottom: 1px solid var(--border-light);
            transition: background var(--transition);
        }

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

        .info-list .info-icon {
            flex-shrink: 0;
            width: 38px;
            height: 38px;
            background: var(--primary-light);
            color: var(--primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
        }

        .info-list .info-body h5 {
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text-primary);
            margin-bottom: 2px;
        }

        .info-list .info-body p {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.5;
        }

        /* FAQ */
        .faq-item {
            background: #fff;
            border: 1px solid var(--border-light);
            border-radius: var(--radius);
            margin-bottom: 10px;
            overflow: hidden;
            transition: all var(--transition);
        }

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

        .faq-item .faq-question {
            padding: 16px 20px;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text-primary);
            user-select: none;
            transition: color var(--transition);
        }

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

        .faq-item .faq-question i {
            transition: transform 0.3s ease;
            color: var(--text-muted);
            font-size: 0.85rem;
        }

        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: var(--primary);
        }

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

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

        .faq-item .faq-answer-inner {
            padding: 0 20px 16px;
            color: var(--text-secondary);
            font-size: 0.9rem;
            line-height: 1.7;
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(150deg, var(--secondary) 0%, var(--secondary-light) 60%, #1d3a5c 100%);
            border-radius: var(--radius-xl);
            padding: 48px 40px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, rgba(255, 255, 255, 0.08) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-section h3 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.6rem;
            margin-bottom: 8px;
            position: relative;
            z-index: 1;
        }

        .cta-section p {
            color: #c8c8d8;
            margin-bottom: 20px;
            position: relative;
            z-index: 1;
            font-size: 0.95rem;
        }

        /* Buttons */
        .btn-primary-custom {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--primary);
            color: #fff;
            font-weight: 600;
            padding: 11px 24px;
            border-radius: 24px;
            border: none;
            transition: all var(--transition);
            font-size: 0.95rem;
            font-family: inherit;
            box-shadow: 0 4px 16px rgba(230, 57, 70, 0.35);
            position: relative;
            z-index: 1;
        }

        .btn-primary-custom:hover {
            background: var(--primary-dark);
            color: #fff;
            box-shadow: 0 6px 24px rgba(230, 57, 70, 0.45);
            transform: translateY(-2px);
        }

        .btn-primary-custom:focus {
            outline: 3px solid rgba(230, 57, 70, 0.4);
            outline-offset: 2px;
        }

        .btn-outline-custom {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: transparent;
            color: var(--primary);
            font-weight: 600;
            padding: 10px 22px;
            border-radius: 24px;
            border: 2px solid var(--primary);
            transition: all var(--transition);
            font-size: 0.95rem;
            font-family: inherit;
        }

        .btn-outline-custom:hover {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 16px rgba(230, 57, 70, 0.3);
        }

        .btn-outline-custom:focus {
            outline: 3px solid rgba(230, 57, 70, 0.3);
            outline-offset: 2px;
        }

        .btn-ghost-custom {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            background: transparent;
            color: var(--text-secondary);
            font-weight: 500;
            padding: 8px 16px;
            border-radius: 20px;
            border: 1px solid var(--border-color);
            transition: all var(--transition);
            font-size: 0.88rem;
            font-family: inherit;
        }

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

        /* Footer */
        .site-footer {
            background: var(--bg-dark);
            color: #c8c8d8;
            padding: 48px 0 20px;
            margin-top: auto;
        }

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

        .footer-brand {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.3rem;
            color: #fff;
            margin-bottom: 8px;
        }

        .footer-desc {
            font-size: 0.88rem;
            line-height: 1.7;
            color: #a0a0b0;
            max-width: 300px;
        }

        .footer-col h5 {
            font-weight: 600;
            font-size: 0.9rem;
            color: #e0e0e8;
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }

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

        .footer-col ul li {
            margin-bottom: 7px;
        }

        .footer-col ul li a {
            color: #a0a0b0;
            font-size: 0.88rem;
            transition: color var(--transition);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 16px;
            text-align: center;
            font-size: 0.82rem;
            color: #7a7a90;
        }

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

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

            .footer-desc {
                max-width: 100%;
            }
        }

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

        .grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        @media (max-width: 991px) {
            .grid-3 {
                grid-template-columns: repeat(2, 1fr);
            }

            .grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 520px) {
            .grid-3 {
                grid-template-columns: 1fr;
            }

            .grid-4 {
                grid-template-columns: 1fr 1fr;
            }
        }

        /* Highlight box */
        .highlight-box {
            background: #fff;
            border-left: 4px solid var(--primary);
            border-radius: 0 var(--radius) var(--radius) 0;
            padding: 20px 24px;
            box-shadow: var(--shadow-xs);
            margin: 20px 0;
        }

        .highlight-box p {
            margin: 0;
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.7;
        }

        /* Match list */
        .match-list-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            background: #fff;
            border-radius: var(--radius);
            padding: 16px 20px;
            margin-bottom: 10px;
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            gap: 12px;
            flex-wrap: wrap;
        }

        .match-list-item:hover {
            box-shadow: var(--shadow);
            border-color: transparent;
        }

        .match-list-item .match-teams {
            font-weight: 600;
            font-size: 1rem;
            color: var(--text-primary);
            min-width: 140px;
        }

        .match-list-item .match-info {
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        .match-list-item .match-odds {
            font-weight: 700;
            color: var(--primary);
            font-size: 1rem;
            white-space: nowrap;
        }

        @media (max-width: 520px) {
            .match-list-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }

            .match-list-item .match-teams {
                min-width: auto;
            }
        }

/* roulang page: category6 */
:root {
            --brand-primary: #1a1a5e;
            --brand-primary-light: #252578;
            --brand-accent: #c8963e;
            --brand-accent-light: #d4a855;
            --brand-accent-dark: #a8782e;
            --bg-page: #f5f4f9;
            --bg-white: #ffffff;
            --bg-light: #f0f0f8;
            --bg-dark: #111138;
            --bg-card: #ffffff;
            --text-primary: #1a1a2e;
            --text-secondary: #4a4a6a;
            --text-muted: #7a7a9a;
            --text-light: #b0b0c8;
            --text-on-dark: #e8e8f2;
            --border-color: #e2e0ec;
            --border-light: #eeeef5;
            --shadow-sm: 0 1px 3px rgba(26, 26, 46, 0.06);
            --shadow-md: 0 4px 16px rgba(26, 26, 46, 0.08);
            --shadow-lg: 0 8px 32px rgba(26, 26, 46, 0.12);
            --shadow-xl: 0 16px 48px rgba(26, 26, 46, 0.16);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --radius-full: 50px;
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s ease;
            --transition-slow: 0.4s ease;
            --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", "Noto Sans SC", sans-serif;
            --container-max: 1200px;
            --section-gap: 70px;
            --section-gap-sm: 48px;
        }

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

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

        body {
            font-family: var(--font-stack);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-primary);
            background-color: var(--bg-page);
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            letter-spacing: 0.01em;
        }

        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;
        }

        input {
            font-family: inherit;
        }

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

        .container-custom {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
            width: 100%;
        }

        @media (max-width: 768px) {
            .container-custom {
                padding: 0 16px;
            }
            :root {
                --section-gap: 48px;
                --section-gap-sm: 32px;
            }
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-light);
            position: sticky;
            top: 0;
            z-index: 1050;
            box-shadow: var(--shadow-sm);
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
        }

        .navbar-brand-custom {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.3rem;
            color: var(--brand-primary) !important;
            letter-spacing: 0.03em;
            white-space: nowrap;
            text-decoration: none;
            transition: opacity var(--transition-fast);
        }

        .navbar-brand-custom:hover {
            opacity: 0.85;
            color: var(--brand-primary) !important;
        }

        .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            background: linear-gradient(135deg, var(--brand-primary) 0%, var(--brand-primary-light) 100%);
            color: #ffffff;
            font-weight: 800;
            font-size: 1.1rem;
            border-radius: var(--radius-sm);
            letter-spacing: 0;
            flex-shrink: 0;
            box-shadow: 0 2px 8px rgba(26, 26, 94, 0.25);
        }

        .navbar-toggler-custom {
            background: transparent;
            border: 1.5px solid var(--border-color);
            border-radius: var(--radius-sm);
            padding: 8px 12px;
            color: var(--text-primary);
            font-size: 1.3rem;
            transition: all var(--transition-fast);
            line-height: 1;
        }

        .navbar-toggler-custom:hover {
            background: var(--bg-light);
            border-color: var(--brand-primary);
        }

        .navbar-toggler-custom:focus {
            outline: 2px solid var(--brand-accent);
            outline-offset: 2px;
            box-shadow: none;
        }

        .navbar-collapse-custom {
            transition: all var(--transition-base);
        }

        .nav-link-custom {
            display: inline-block;
            padding: 10px 16px;
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--text-secondary) !important;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            position: relative;
            white-space: nowrap;
            letter-spacing: 0.02em;
        }

        .nav-link-custom:hover {
            color: var(--brand-primary) !important;
            background-color: var(--bg-light);
        }

        .nav-link-custom.active {
            color: var(--brand-accent-dark) !important;
            font-weight: 700;
            background-color: rgba(200, 150, 62, 0.08);
        }

        .nav-link-custom.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 16px;
            right: 16px;
            height: 3px;
            background: var(--brand-accent);
            border-radius: 3px;
        }

        .nav-link-custom:focus-visible {
            outline: 2px solid var(--brand-accent);
            outline-offset: 2px;
        }

        .nav-search-wrap {
            position: relative;
            display: flex;
            align-items: center;
        }

        .nav-search-wrap .search-icon {
            position: absolute;
            left: 14px;
            color: var(--text-muted);
            font-size: 0.9rem;
            pointer-events: none;
            z-index: 2;
        }

        .nav-search-wrap input {
            padding: 9px 16px 9px 38px;
            border: 1.5px solid var(--border-color);
            border-radius: var(--radius-full);
            font-size: 0.9rem;
            color: var(--text-primary);
            background: var(--bg-light);
            width: 200px;
            transition: all var(--transition-fast);
            outline: none;
        }

        .nav-search-wrap input::placeholder {
            color: var(--text-muted);
        }

        .nav-search-wrap input:focus {
            border-color: var(--brand-accent);
            background: var(--bg-white);
            box-shadow: 0 0 0 3px rgba(200, 150, 62, 0.1);
            width: 240px;
        }

        @media (max-width: 991px) {
            .nav-link-custom {
                padding: 12px 16px;
                display: block;
                width: 100%;
                text-align: center;
                border-radius: var(--radius-sm);
                margin: 2px 0;
            }

            .nav-link-custom.active::after {
                display: none;
            }

            .nav-link-custom.active {
                border-left: 3px solid var(--brand-accent);
                border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            }

            .nav-search-wrap {
                margin-top: 10px;
                width: 100%;
            }

            .nav-search-wrap input {
                width: 100%;
            }

            .nav-search-wrap input:focus {
                width: 100%;
            }

            .navbar-collapse-custom {
                background: var(--bg-white);
                border-radius: var(--radius-md);
                padding: 12px 8px;
                margin-top: 8px;
                box-shadow: var(--shadow-lg);
            }
        }

        @media (max-width: 520px) {
            .navbar-brand-custom {
                font-size: 1.1rem;
            }

            .brand-icon {
                width: 36px;
                height: 36px;
                font-size: 0.95rem;
            }

            .nav-link-custom {
                font-size: 0.9rem;
                padding: 10px 12px;
            }
        }

        /* ========== PAGE BANNER ========== */
        .page-banner {
            position: relative;
            background: url('assets/images/backpic/back-1.webp') center center / cover no-repeat;
            min-height: 380px;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            color: #ffffff;
            overflow: hidden;
        }

        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(160deg, rgba(26, 26, 94, 0.88) 0%, rgba(26, 26, 60, 0.78) 50%, rgba(10, 10, 40, 0.85) 100%);
            z-index: 1;
        }

        .page-banner .banner-content {
            position: relative;
            z-index: 2;
            max-width: 750px;
            padding: 40px 20px;
        }

        .page-banner .banner-tag {
            display: inline-block;
            background: rgba(200, 150, 62, 0.85);
            color: #ffffff;
            font-weight: 600;
            font-size: 0.85rem;
            padding: 6px 18px;
            border-radius: var(--radius-full);
            letter-spacing: 0.04em;
            margin-bottom: 18px;
            backdrop-filter: blur(4px);
        }

        .page-banner h1 {
            font-size: 2.6rem;
            font-weight: 800;
            margin: 0 0 16px;
            letter-spacing: 0.03em;
            line-height: 1.25;
            text-shadow: 0 2px 12px rgba(0, 0, 0, 0.3);
        }

        .page-banner .banner-subtitle {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.9);
            line-height: 1.7;
            max-width: 600px;
            margin: 0 auto;
            text-shadow: 0 1px 6px rgba(0, 0, 0, 0.25);
        }

        @media (max-width: 768px) {
            .page-banner {
                min-height: 300px;
            }

            .page-banner h1 {
                font-size: 1.9rem;
            }

            .page-banner .banner-subtitle {
                font-size: 1rem;
            }
        }

        @media (max-width: 520px) {
            .page-banner {
                min-height: 260px;
            }

            .page-banner h1 {
                font-size: 1.5rem;
            }

            .page-banner .banner-subtitle {
                font-size: 0.9rem;
            }
        }

        /* ========== SECTIONS ========== */
        .section {
            padding: var(--section-gap) 0;
        }

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

        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 10px;
            letter-spacing: 0.02em;
        }

        .section-subtitle {
            font-size: 1rem;
            color: var(--text-muted);
            margin-bottom: 32px;
            max-width: 600px;
        }

        .section-header {
            text-align: center;
            margin-bottom: 40px;
        }

        .section-header .section-title {
            position: relative;
            display: inline-block;
        }

        .section-header .section-title::after {
            content: '';
            display: block;
            width: 50px;
            height: 3px;
            background: var(--brand-accent);
            border-radius: 2px;
            margin: 12px auto 0;
        }

        @media (max-width: 768px) {
            .section-title {
                font-size: 1.45rem;
            }
        }

        /* ========== SERVICE OVERVIEW ========== */
        .overview-text {
            font-size: 1.08rem;
            color: var(--text-secondary);
            line-height: 1.85;
            max-width: 800px;
            margin: 0 auto 36px;
            text-align: center;
        }

        /* ========== SERVICE CARDS ========== */
        .service-card {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            height: 100%;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-sm);
            display: flex;
            flex-direction: column;
            position: relative;
            overflow: hidden;
        }

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

        .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;
            transition: transform var(--transition-fast);
        }

        .service-card:hover .card-icon-wrap {
            transform: scale(1.06);
        }

        .icon-blue {
            background: #e8edfa;
            color: #3b5fc0;
        }

        .icon-gold {
            background: #fdf3e0;
            color: #c8963e;
        }

        .icon-green {
            background: #e6f4ec;
            color: #2d8a56;
        }

        .icon-purple {
            background: #f0eafa;
            color: #6b3fa0;
        }

        .service-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 10px;
            letter-spacing: 0.02em;
        }

        .service-card p {
            font-size: 0.93rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 16px;
            flex-grow: 1;
        }

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

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

        .service-card .card-link i {
            font-size: 0.75rem;
            transition: transform var(--transition-fast);
        }

        .service-card:hover .card-link i {
            transform: translateX(3px);
        }

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

        .stat-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            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(-2px);
        }

        .stat-number {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--brand-primary);
            letter-spacing: 0.01em;
            line-height: 1;
            margin-bottom: 8px;
        }

        .stat-number .stat-unit {
            font-size: 1rem;
            font-weight: 500;
            color: var(--text-muted);
            margin-left: 2px;
        }

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

        @media (max-width: 991px) {
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
        }

        @media (max-width: 520px) {
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }

            .stat-number {
                font-size: 1.8rem;
            }

            .stat-card {
                padding: 20px 14px;
            }
        }

        /* ========== PROCESS / TIMELINE ========== */
        .process-list {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 0;
            position: relative;
        }

        .process-item {
            text-align: center;
            padding: 20px 16px;
            position: relative;
        }

        .process-step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: var(--brand-primary);
            color: #ffffff;
            font-weight: 700;
            font-size: 1.2rem;
            margin-bottom: 14px;
            position: relative;
            z-index: 2;
            box-shadow: 0 4px 14px rgba(26, 26, 94, 0.3);
        }

        .process-item h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 6px;
        }

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

        .process-connector {
            display: none;
        }

        @media (min-width: 769px) {
            .process-list {
                position: relative;
            }

            .process-list::before {
                content: '';
                position: absolute;
                top: 45px;
                left: 12.5%;
                right: 12.5%;
                height: 2px;
                background: var(--border-color);
                z-index: 1;
                border-radius: 2px;
            }

            .process-item {
                position: relative;
                z-index: 2;
            }
        }

        @media (max-width: 768px) {
            .process-list {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }

            .process-list::before {
                display: none;
            }
        }

        @media (max-width: 520px) {
            .process-list {
                grid-template-columns: 1fr;
                gap: 14px;
            }

            .process-item {
                display: flex;
                align-items: flex-start;
                gap: 14px;
                text-align: left;
                padding: 12px 0;
            }

            .process-step-num {
                width: 40px;
                height: 40px;
                font-size: 1rem;
                flex-shrink: 0;
                margin-bottom: 0;
            }
        }

        /* ========== TESTIMONIAL CARDS ========== */
        .testimonial-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 26px 22px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            height: 100%;
            transition: all var(--transition-base);
            position: relative;
        }

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

        .testimonial-card .quote-icon {
            font-size: 2rem;
            color: var(--brand-accent);
            opacity: 0.35;
            margin-bottom: 10px;
            line-height: 1;
        }

        .testimonial-card .testimonial-text {
            font-size: 0.93rem;
            color: var(--text-secondary);
            line-height: 1.75;
            margin-bottom: 16px;
            font-style: italic;
        }

        .testimonial-card .testimonial-author {
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--text-primary);
        }

        .testimonial-card .testimonial-role {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

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

        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            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: var(--brand-accent);
            box-shadow: var(--shadow-md);
        }

        .faq-question {
            width: 100%;
            background: transparent;
            border: none;
            padding: 18px 22px;
            text-align: left;
            font-weight: 600;
            font-size: 1rem;
            color: var(--text-primary);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            cursor: pointer;
            transition: color var(--transition-fast);
            letter-spacing: 0.02em;
        }

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

        .faq-question:focus-visible {
            outline: 2px solid var(--brand-accent);
            outline-offset: -2px;
            border-radius: var(--radius-md);
        }

        .faq-question .faq-icon {
            font-size: 0.85rem;
            color: var(--text-muted);
            transition: transform var(--transition-fast);
            flex-shrink: 0;
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
            color: var(--brand-accent);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 22px;
        }

        .faq-item.open .faq-answer {
            max-height: 500px;
            padding: 0 22px 18px;
        }

        .faq-answer p {
            font-size: 0.93rem;
            color: var(--text-secondary);
            line-height: 1.8;
            margin: 0;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: linear-gradient(145deg, var(--brand-primary) 0%, #0f0f40 100%);
            border-radius: var(--radius-xl);
            padding: 50px 40px;
            text-align: center;
            color: #ffffff;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -60px;
            width: 200px;
            height: 200px;
            background: rgba(200, 150, 62, 0.12);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -50px;
            left: -40px;
            width: 160px;
            height: 160px;
            background: rgba(255, 255, 255, 0.04);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-section h3 {
            font-size: 1.7rem;
            font-weight: 700;
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
            letter-spacing: 0.02em;
        }

        .cta-section p {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 24px;
            position: relative;
            z-index: 1;
            max-width: 550px;
            margin-left: auto;
            margin-right: auto;
        }

        .btn-cta-accent {
            display: inline-block;
            background: var(--brand-accent);
            color: #ffffff;
            font-weight: 700;
            font-size: 1rem;
            padding: 13px 32px;
            border-radius: var(--radius-full);
            transition: all var(--transition-base);
            position: relative;
            z-index: 1;
            letter-spacing: 0.03em;
            border: none;
            box-shadow: 0 6px 22px rgba(200, 150, 62, 0.4);
        }

        .btn-cta-accent:hover {
            background: var(--brand-accent-light);
            transform: translateY(-2px);
            box-shadow: 0 10px 30px rgba(200, 150, 62, 0.5);
            color: #ffffff;
        }

        .btn-cta-accent:focus-visible {
            outline: 3px solid #ffffff;
            outline-offset: 3px;
        }

        @media (max-width: 768px) {
            .cta-section {
                padding: 36px 22px;
                border-radius: var(--radius-lg);
            }

            .cta-section h3 {
                font-size: 1.35rem;
            }
        }

        /* ========== IMAGE BLOCK ========== */
        .image-showcase {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            transition: all var(--transition-base);
        }

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

        .image-showcase img {
            width: 100%;
            height: auto;
            display: block;
            object-fit: cover;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--bg-dark);
            color: var(--text-on-dark);
            padding: 50px 0 24px;
            margin-top: var(--section-gap);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.3fr;
            gap: 36px;
            margin-bottom: 32px;
        }

        .footer-brand {
            font-size: 1.3rem;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 10px;
            letter-spacing: 0.03em;
        }

        .footer-desc {
            font-size: 0.9rem;
            color: var(--text-light);
            line-height: 1.7;
            margin-bottom: 0;
        }

        .footer-col h5 {
            font-size: 0.95rem;
            font-weight: 600;
            color: #ffffff;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }

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

        .footer-col ul li a {
            color: var(--text-light);
            font-size: 0.9rem;
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 18px;
            text-align: center;
            font-size: 0.85rem;
            color: var(--text-light);
        }

        @media (max-width: 991px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }

        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 22px;
            }

            .site-footer {
                padding: 36px 0 20px;
            }
        }

        /* ========== UTILITY ========== */
        .text-accent {
            color: var(--brand-accent-dark) !important;
        }

        .bg-light-section {
            background: var(--bg-white);
            border-top: 1px solid var(--border-light);
            border-bottom: 1px solid var(--border-light);
        }

        .gap-row {
            row-gap: 24px;
        }

        @media (max-width: 768px) {
            .gap-row {
                row-gap: 18px;
            }
        }