/* roulang page: index */
:root {
            --primary-dark: #19191E;
            --primary-deep: #1E1E24;
            --accent-orange: #E8562A;
            --accent-gold: #C99A3E;
            --bg-warm: #F5F2EB;
            --bg-card: #FFFFFF;
            --border-soft: #EDE6D8;
            --text-main: #19191E;
            --text-body: #4A4A52;
            --text-muted: #7A7A82;
            --text-light: #F5F2EB;
            --radius-lg: 18px;
            --radius-md: 14px;
            --radius-sm: 10px;
            --radius-pill: 999px;
            --shadow-card: 0 8px 24px rgba(25, 25, 30, 0.06);
            --shadow-hover: 0 14px 32px rgba(232, 86, 42, 0.12);
            --shadow-dark: 0 12px 32px rgba(0, 0, 0, 0.25);
            --gradient-brand: linear-gradient(135deg, #19191E 0%, #3A1E14 55%, #E8562A 100%);
            --gradient-accent: linear-gradient(135deg, #E8562A 0%, #C99A3E 100%);
            --transition-base: all 0.25s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            background-color: var(--bg-warm);
            color: var(--text-body);
            line-height: 1.65;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        a {
            color: var(--accent-orange);
            text-decoration: none;
            transition: var(--transition-base);
        }
        a:hover {
            color: var(--primary-dark);
        }
        a:focus-visible {
            outline: 2px solid var(--accent-gold);
            outline-offset: 2px;
        }

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

        .container-fluid,
        .container {
            max-width: 1200px;
        }

        .section-gap {
            padding: 64px 0;
        }
        .section-gap-sm {
            padding: 40px 0;
        }
        .section-gap-xs {
            padding: 28px 0;
        }

        @media (max-width: 768px) {
            .section-gap {
                padding: 40px 0;
            }
            .section-gap-sm {
                padding: 28px 0;
            }
            .section-gap-xs {
                padding: 20px 0;
            }
        }

        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.06em;
            color: var(--accent-orange);
            background: rgba(232, 86, 42, 0.08);
            padding: 6px 16px;
            border-radius: var(--radius-pill);
            margin-bottom: 12px;
            text-transform: uppercase;
        }
        .section-label-light {
            background: rgba(201, 154, 62, 0.18);
            color: var(--accent-gold);
        }

        .section-title {
            font-size: 30px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.3;
            margin-bottom: 14px;
        }
        .section-title-light {
            color: var(--text-light);
        }
        .section-desc {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.75;
            margin-bottom: 28px;
        }
        .section-desc-light {
            color: rgba(245, 242, 235, 0.72);
        }

        @media (max-width: 576px) {
            .section-title {
                font-size: 24px;
            }
            .section-desc {
                font-size: 14px;
            }
        }

        /* Header / Navigation */
        .site-header {
            background-color: var(--primary-dark);
            padding: 0;
            position: sticky;
            top: 0;
            z-index: 1030;
            border-bottom: 1px solid rgba(255, 255, 255, 0.07);
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.2);
        }
        .site-header .navbar {
            padding: 0 16px;
        }
        .site-header .navbar-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            padding: 14px 0;
            letter-spacing: 0.02em;
        }
        .site-header .navbar-brand:hover {
            color: var(--accent-orange);
        }
        .site-header .navbar-brand .brand-icon {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: var(--gradient-brand);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #fff;
            flex-shrink: 0;
        }
        .site-header .navbar-nav .nav-link {
            color: rgba(255, 255, 255, 0.82);
            font-size: 14px;
            font-weight: 500;
            padding: 18px 16px;
            letter-spacing: 0.02em;
            position: relative;
            transition: var(--transition-base);
        }
        .site-header .navbar-nav .nav-link:hover {
            color: var(--accent-gold);
        }
        .site-header .navbar-nav .nav-link.active {
            color: var(--accent-gold);
        }
        .site-header .navbar-nav .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 8px;
            left: 16px;
            right: 16px;
            height: 2px;
            background: var(--accent-gold);
            border-radius: 2px;
        }
        .site-header .navbar-toggler {
            border: 1px solid rgba(255, 255, 255, 0.25);
            color: #fff;
            padding: 8px 10px;
            border-radius: 8px;
        }
        .site-header .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(201, 154, 62, 0.35);
        }
        .site-header .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(255,255,255,0.8)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }
        .site-header .navbar-collapse {
            background: transparent;
        }
        @media (max-width: 992px) {
            .site-header .navbar-collapse {
                background: var(--primary-deep);
                border-radius: 0 0 16px 16px;
                padding: 10px 16px;
            }
            .site-header .navbar-nav .nav-link {
                padding: 12px 8px;
            }
            .site-header .navbar-nav .nav-link.active::after {
                bottom: 4px;
                left: 8px;
                right: 8px;
            }
        }

        /* Hero Section */
        .hero-section {
            position: relative;
            background: var(--primary-dark);
            min-height: 560px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/64619aac60169944.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.32;
            z-index: 1;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(25, 25, 30, 0.92) 0%, rgba(58, 30, 20, 0.78) 55%, rgba(232, 86, 42, 0.55) 100%);
            z-index: 2;
        }
        .hero-content {
            position: relative;
            z-index: 3;
            padding: 64px 0 80px;
        }
        .hero-title {
            font-size: 46px;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
            margin-bottom: 18px;
            letter-spacing: 0.01em;
            max-width: 720px;
        }
        .hero-subtitle {
            font-size: 17px;
            color: rgba(245, 242, 235, 0.85);
            line-height: 1.75;
            margin-bottom: 28px;
            max-width: 600px;
        }
        .hero-cta {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 32px;
        }
        .btn-primary-grad {
            background: var(--gradient-brand);
            color: #fff;
            border: none;
            border-radius: var(--radius-pill);
            padding: 13px 28px;
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.02em;
            transition: var(--transition-base);
            box-shadow: 0 4px 16px rgba(232, 86, 42, 0.3);
        }
        .btn-primary-grad:hover {
            background: var(--gradient-accent);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(232, 86, 42, 0.4);
        }
        .btn-primary-grad:focus-visible {
            outline: 2px solid var(--accent-gold);
            outline-offset: 3px;
        }
        .btn-outline-dark-custom {
            background: transparent;
            color: #fff;
            border: 1.5px solid rgba(245, 242, 235, 0.6);
            border-radius: var(--radius-pill);
            padding: 13px 28px;
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.02em;
            transition: var(--transition-base);
        }
        .btn-outline-dark-custom:hover {
            background: var(--primary-dark);
            border-color: var(--primary-dark);
            color: #fff;
            transform: translateY(-2px);
        }
        .btn-outline-dark-custom:focus-visible {
            outline: 2px solid var(--accent-gold);
            outline-offset: 3px;
        }
        .hero-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }
        .hero-badge {
            background: rgba(255, 255, 255, 0.09);
            border: 1px solid rgba(255, 255, 255, 0.16);
            border-radius: var(--radius-md);
            padding: 12px 18px;
            min-width: 100px;
            transition: var(--transition-base);
        }
        .hero-badge:hover {
            background: rgba(255, 255, 255, 0.15);
            border-color: rgba(201, 154, 62, 0.5);
        }
        .hero-badge .badge-num {
            display: block;
            font-size: 24px;
            font-weight: 700;
            color: var(--accent-gold);
            line-height: 1.2;
        }
        .hero-badge .badge-label {
            font-size: 12px;
            color: rgba(245, 242, 235, 0.7);
            letter-spacing: 0.03em;
        }
        @media (max-width: 768px) {
            .hero-section {
                min-height: auto;
            }
            .hero-title {
                font-size: 30px;
            }
            .hero-subtitle {
                font-size: 15px;
            }
            .hero-badge .badge-num {
                font-size: 19px;
            }
            .hero-badge {
                padding: 10px 14px;
                min-width: 80px;
            }
        }

        /* Pill Navigation Bar */
        .pill-nav-section {
            background: #fff;
            border-bottom: 1px solid var(--border-soft);
            padding: 16px 0;
        }
        .pill-nav-scroll {
            display: flex;
            gap: 10px;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
            padding: 2px;
        }
        .pill-nav-scroll::-webkit-scrollbar {
            display: none;
        }
        .pill-nav-item {
            flex-shrink: 0;
            border-radius: var(--radius-pill);
            padding: 8px 20px;
            font-size: 13px;
            font-weight: 500;
            background: #F5F2EB;
            color: var(--text-main);
            border: 1px solid var(--border-soft);
            transition: var(--transition-base);
            white-space: nowrap;
        }
        .pill-nav-item:hover {
            background: rgba(232, 86, 42, 0.1);
            border-color: rgba(232, 86, 42, 0.25);
            color: var(--accent-orange);
        }
        .pill-nav-item.active {
            background: var(--gradient-brand);
            color: #fff;
            border-color: transparent;
            box-shadow: 0 4px 12px rgba(232, 86, 42, 0.3);
        }

        /* Service Matrix Cards */
        .service-matrix-section {
            background: var(--bg-warm);
        }
        .service-card {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .service-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: rgba(232, 86, 42, 0.25);
        }
        .service-card .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 9;
        }
        .service-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .service-card:hover .card-img-wrap img {
            transform: scale(1.04);
        }
        .service-card .card-body {
            padding: 20px 22px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .service-card .card-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .service-card .card-text {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.65;
            margin-bottom: 16px;
            flex: 1;
        }
        .service-card .card-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--accent-orange);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition-base);
        }
        .service-card .card-link:hover {
            color: var(--primary-dark);
            gap: 10px;
        }

        /* Brand Section */
        .brand-section {
            background: var(--primary-deep);
            border-radius: var(--radius-lg);
            padding: 44px 40px;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-dark);
        }
        .brand-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, rgba(232, 86, 42, 0.22), transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .brand-section::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -40px;
            width: 140px;
            height: 140px;
            background: radial-gradient(circle, rgba(201, 154, 62, 0.18), transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .brand-icon-large {
            width: 72px;
            height: 72px;
            border-radius: 20px;
            background: var(--gradient-brand);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 32px;
            color: #fff;
            margin-bottom: 18px;
            flex-shrink: 0;
        }
        .brand-section h2 {
            font-size: 26px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
        }
        .brand-section p {
            color: rgba(245, 242, 235, 0.8);
            font-size: 15px;
            line-height: 1.85;
        }

        /* Stats Advantage */
        .stats-advantage-section {
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-soft);
            box-shadow: var(--shadow-card);
            padding: 36px 28px;
        }
        .stat-advantage-item {
            text-align: center;
            padding: 18px 10px;
            background: var(--bg-warm);
            border-radius: var(--radius-md);
            transition: var(--transition-base);
            height: 100%;
        }
        .stat-advantage-item:hover {
            background: rgba(232, 86, 42, 0.05);
            transform: translateY(-3px);
        }
        .stat-advantage-item .stat-num {
            font-size: 34px;
            font-weight: 800;
            background: var(--gradient-brand);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            line-height: 1.2;
            margin-bottom: 6px;
        }
        .stat-advantage-item .stat-label {
            font-size: 13px;
            color: var(--text-muted);
            font-weight: 500;
            letter-spacing: 0.03em;
        }

        /* Process Steps */
        .process-section {
            background: var(--bg-warm);
        }
        .process-step-card {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            padding: 28px 22px;
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
            height: 100%;
            position: relative;
        }
        .process-step-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
            border-color: rgba(232, 86, 42, 0.2);
        }
        .process-step-num {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--gradient-brand);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 16px;
        }
        .process-step-card h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 8px;
        }
        .process-step-card p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.65;
            margin-bottom: 0;
        }

        /* Case Wall */
        .case-wall-section {
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-soft);
            box-shadow: var(--shadow-card);
            padding: 36px 28px;
        }
        .case-card {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition-base);
            height: 100%;
        }
        .case-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
            border-color: rgba(232, 86, 42, 0.22);
        }
        .case-card .case-img-wrap {
            aspect-ratio: 16 / 9;
            overflow: hidden;
        }
        .case-card .case-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .case-card:hover .case-img-wrap img {
            transform: scale(1.03);
        }
        .case-card .case-body {
            padding: 18px 20px 20px;
        }
        .case-card .case-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 6px;
        }
        .case-card .case-result {
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-orange);
            margin-bottom: 8px;
        }
        .case-card .case-quote {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 0;
        }

        /* News Section */
        .news-section {
            background: var(--bg-warm);
        }
        .news-list-item {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            margin-bottom: 14px;
            transition: var(--transition-base);
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: flex-start;
        }
        .news-list-item:hover {
            box-shadow: var(--shadow-hover);
            border-color: rgba(232, 86, 42, 0.2);
            transform: translateX(4px);
        }
        .news-date {
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-gold);
            min-width: 72px;
            letter-spacing: 0.04em;
            padding-top: 2px;
        }
        .news-content {
            flex: 1;
            min-width: 0;
        }
        .news-content h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 6px;
            line-height: 1.4;
        }
        .news-content p {
            font-size: 13.5px;
            color: var(--text-muted);
            line-height: 1.65;
            margin-bottom: 10px;
        }
        .news-readmore {
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-orange);
            display: inline-flex;
            align-items: center;
            gap: 5px;
            border: none;
            background: transparent;
            padding: 0;
            cursor: pointer;
            transition: var(--transition-base);
        }
        .news-readmore:hover {
            color: var(--primary-dark);
            gap: 8px;
        }

        /* Eco Section */
        .eco-section {
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-soft);
            box-shadow: var(--shadow-card);
            padding: 36px 28px;
        }
        .eco-card {
            background: var(--bg-warm);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            padding: 18px 14px;
            text-align: center;
            font-size: 14px;
            font-weight: 600;
            color: var(--text-body);
            transition: var(--transition-base);
            height: 100%;
            display: flex;
            align-items: center;
            justify-content: center;
            letter-spacing: 0.03em;
        }
        .eco-card:hover {
            background: rgba(232, 86, 42, 0.06);
            border-color: rgba(232, 86, 42, 0.2);
            color: var(--accent-orange);
        }

        /* FAQ Section */
        .faq-section {
            background: var(--bg-warm);
        }
        .accordion-custom .accordion-item {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md) !important;
            margin-bottom: 12px;
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
        }
        .accordion-custom .accordion-item:hover {
            border-color: rgba(232, 86, 42, 0.2);
        }
        .accordion-custom .accordion-button {
            background: var(--bg-card);
            color: var(--text-main);
            font-weight: 600;
            font-size: 15px;
            padding: 18px 22px;
            border: none;
            box-shadow: none;
            border-radius: var(--radius-md) !important;
            position: relative;
            transition: var(--transition-base);
        }
        .accordion-custom .accordion-button:not(.collapsed) {
            background: var(--bg-card);
            color: var(--accent-orange);
            box-shadow: none;
        }
        .accordion-custom .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(201, 154, 62, 0.25);
            border-color: var(--accent-gold);
        }
        .accordion-custom .accordion-button:not(.collapsed)::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 3px;
            background: var(--accent-orange);
            border-radius: 0 2px 2px 0;
        }
        .accordion-custom .accordion-button::after {
            filter: brightness(0.4);
            transition: transform 0.3s ease;
        }
        .accordion-custom .accordion-body {
            padding: 6px 22px 20px;
            color: var(--text-body);
            font-size: 14px;
            line-height: 1.7;
        }

        /* Guarantee Bar */
        .guarantee-bar {
            background: #fff;
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            padding: 22px 28px;
            box-shadow: var(--shadow-card);
        }
        .guarantee-item {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 8px 0;
        }
        .guarantee-icon {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: rgba(232, 86, 42, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-orange);
            font-size: 16px;
            flex-shrink: 0;
        }
        .guarantee-item h4 {
            font-size: 14px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 2px;
        }
        .guarantee-item p {
            font-size: 12.5px;
            color: var(--text-muted);
            margin-bottom: 0;
            line-height: 1.5;
        }

        /* Bottom CTA */
        .bottom-cta-section {
            background: var(--gradient-brand);
            border-radius: var(--radius-lg);
            padding: 48px 36px;
            text-align: center;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-dark);
        }
        .bottom-cta-section::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 160px;
            height: 160px;
            background: radial-gradient(circle, rgba(201, 154, 62, 0.3), transparent 70%);
            border-radius: 50%;
        }
        .bottom-cta-section h2 {
            color: #fff;
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
        }
        .bottom-cta-section p {
            color: rgba(245, 242, 235, 0.82);
            font-size: 15px;
            max-width: 500px;
            margin: 0 auto 24px;
            position: relative;
            z-index: 1;
        }
        .bottom-cta-section .btn {
            position: relative;
            z-index: 1;
        }

        /* Floor Nav */
        .floor-nav-section {
            background: var(--bg-warm);
        }
        .floor-nav-card {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            padding: 22px 18px;
            text-align: center;
            transition: var(--transition-base);
            height: 100%;
            display: block;
        }
        .floor-nav-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
            border-color: rgba(232, 86, 42, 0.22);
        }
        .floor-nav-card .floor-icon {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: rgba(232, 86, 42, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 12px;
            color: var(--accent-orange);
            font-size: 18px;
        }
        .floor-nav-card h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 4px;
        }
        .floor-nav-card p {
            font-size: 12.5px;
            color: var(--text-muted);
            margin-bottom: 0;
        }

        /* Footer */
        .site-footer {
            background: var(--primary-dark);
            color: rgba(245, 242, 235, 0.75);
            padding: 48px 0 0;
            margin-top: 0;
        }
        .site-footer .footer-brand {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 14px;
        }
        .site-footer .footer-brand .brand-icon-sm {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: var(--gradient-brand);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 15px;
            color: #fff;
        }
        .site-footer p {
            font-size: 13px;
            line-height: 1.7;
            color: rgba(245, 242, 235, 0.6);
        }
        .site-footer h5 {
            font-size: 14px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }
        .site-footer .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer .footer-links li {
            margin-bottom: 8px;
        }
        .site-footer .footer-links a {
            color: rgba(245, 242, 235, 0.6);
            font-size: 13px;
            text-decoration: none;
            transition: var(--transition-base);
        }
        .site-footer .footer-links a:hover {
            color: var(--accent-gold);
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.07);
            padding: 18px 0;
            margin-top: 32px;
            font-size: 12.5px;
            color: rgba(245, 242, 235, 0.45);
        }
        .site-footer .footer-bottom a {
            color: rgba(245, 242, 235, 0.55);
            font-size: 12.5px;
            text-decoration: none;
            transition: var(--transition-base);
        }
        .site-footer .footer-bottom a:hover {
            color: var(--accent-gold);
        }
        .site-footer .footer-bottom .divider {
            margin: 0 10px;
            color: rgba(255, 255, 255, 0.2);
        }

        /* Utility adjustments */
        .text-accent-orange {
            color: var(--accent-orange) !important;
        }
        .text-accent-gold {
            color: var(--accent-gold) !important;
        }

/* roulang page: category2 */
:root {
            --primary-dark: #19191E;
            --primary-deep: #1E1E24;
            --accent-orange: #E8562A;
            --accent-gold: #C99A3E;
            --bg-warm: #F5F2EB;
            --bg-card: #FFFFFF;
            --border-soft: #EDE6D8;
            --text-main: #19191E;
            --text-body: #4A4A52;
            --text-muted: #7A7A82;
            --text-light: #F5F2EB;
            --radius-lg: 18px;
            --radius-md: 14px;
            --radius-sm: 10px;
            --radius-pill: 999px;
            --shadow-card: 0 8px 24px rgba(25, 25, 30, 0.06);
            --shadow-hover: 0 14px 32px rgba(232, 86, 42, 0.12);
            --shadow-dark: 0 12px 32px rgba(0, 0, 0, 0.25);
            --gradient-brand: linear-gradient(135deg, #19191E 0%, #3A1E14 55%, #E8562A 100%);
            --gradient-accent: linear-gradient(135deg, #E8562A 0%, #C99A3E 100%);
            --transition-base: all 0.25s ease;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            background-color: var(--bg-warm);
            color: var(--text-body);
            line-height: 1.65;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

        a:focus-visible {
            outline: 2px solid var(--accent-gold);
            outline-offset: 2px;
        }

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

        .container-fluid,
        .container {
            max-width: 1200px;
        }

        .section-gap {
            padding: 64px 0;
        }

        .section-gap-sm {
            padding: 40px 0;
        }

        .section-gap-xs {
            padding: 28px 0;
        }

        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.06em;
            color: var(--accent-orange);
            background: rgba(232, 86, 42, 0.08);
            padding: 6px 16px;
            border-radius: var(--radius-pill);
            margin-bottom: 12px;
            text-transform: uppercase;
        }

        .section-title {
            font-size: 30px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.3;
            margin-bottom: 14px;
        }

        .section-desc {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.75;
            margin-bottom: 28px;
        }

        /* Header / Navigation */
        .site-header {
            background-color: var(--primary-dark);
            padding: 0;
            position: sticky;
            top: 0;
            z-index: 1030;
            border-bottom: 1px solid rgba(255, 255, 255, 0.07);
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.2);
        }

        .site-header .navbar {
            padding: 0 16px;
        }

        .site-header .navbar-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            padding: 14px 0;
            letter-spacing: 0.02em;
        }

        .site-header .navbar-brand:hover {
            color: var(--accent-orange);
        }

        .site-header .navbar-brand .brand-icon {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: var(--gradient-brand);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #fff;
            flex-shrink: 0;
        }

        .site-header .navbar-nav .nav-link {
            color: rgba(255, 255, 255, 0.82);
            font-size: 14px;
            font-weight: 500;
            padding: 18px 16px;
            letter-spacing: 0.02em;
            position: relative;
            transition: var(--transition-base);
        }

        .site-header .navbar-nav .nav-link:hover {
            color: var(--accent-gold);
        }

        .site-header .navbar-nav .nav-link.active {
            color: var(--accent-gold);
        }

        .site-header .navbar-nav .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 8px;
            left: 16px;
            right: 16px;
            height: 2px;
            background: var(--accent-gold);
            border-radius: 2px;
        }

        .site-header .navbar-toggler {
            border: 1px solid rgba(255, 255, 255, 0.25);
            color: #fff;
            padding: 8px 10px;
            border-radius: 8px;
        }

        .site-header .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(201, 154, 62, 0.35);
        }

        .site-header .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(255,255,255,0.8)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        .site-header .navbar-collapse {
            background: transparent;
        }

        @media (max-width: 991.98px) {
            .site-header .navbar-collapse {
                background: var(--primary-deep);
                border-radius: 0 0 12px 12px;
                padding: 12px 16px;
                margin-top: 4px;
            }
            .site-header .navbar-nav .nav-link {
                padding: 10px 12px;
            }
            .site-header .navbar-nav .nav-link.active::after {
                bottom: 4px;
                left: 12px;
                right: 12px;
            }
        }

        /* Breadcrumb & Category Hero */
        .cat-hero {
            background: #fff;
            border-bottom: 1px solid var(--border-soft);
            padding: 32px 0 28px;
        }

        .breadcrumb-custom {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 16px;
            flex-wrap: wrap;
        }

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

        .breadcrumb-custom a:hover {
            color: var(--accent-orange);
        }

        .breadcrumb-custom .sep {
            color: #c9c2b4;
        }

        .breadcrumb-custom .current {
            color: var(--accent-orange);
            font-weight: 600;
        }

        .cat-hero h1 {
            font-size: 34px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 8px;
        }

        .cat-hero .hero-desc {
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.7;
            max-width: 760px;
        }

        /* Category intro banner */
        .cat-intro-banner {
            background: #fff;
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            padding: 18px 22px;
            display: flex;
            align-items: flex-start;
            gap: 14px;
            margin-top: 16px;
            font-size: 14px;
            color: var(--text-body);
        }

        .cat-intro-banner .icon-box {
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: rgba(232, 86, 42, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-orange);
            font-size: 18px;
            flex-shrink: 0;
        }

        /* Pill filter bar */
        .pill-bar {
            padding: 20px 0 0;
        }

        .pill-scroll {
            display: flex;
            gap: 10px;
            overflow-x: auto;
            padding-bottom: 8px;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .pill-scroll::-webkit-scrollbar {
            display: none;
        }

        .pill-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-weight: 500;
            white-space: nowrap;
            transition: var(--transition-base);
            cursor: default;
            background: #fff;
            border: 1px solid var(--border-soft);
            color: var(--text-body);
        }

        .pill-item.active {
            background: var(--gradient-brand);
            color: #fff;
            border-color: transparent;
            box-shadow: 0 4px 12px rgba(232, 86, 42, 0.25);
        }

        .pill-item:hover:not(.active) {
            background: rgba(232, 86, 42, 0.07);
            border-color: rgba(232, 86, 42, 0.2);
            color: var(--accent-orange);
        }

        /* News list card */
        .news-list-card {
            background: #fff;
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            padding: 20px;
            display: flex;
            flex-direction: column;
            gap: 14px;
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
            height: 100%;
        }

        .news-list-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
            border-color: rgba(232, 86, 42, 0.15);
        }

        .news-list-card .news-img-wrapper {
            border-radius: var(--radius-md);
            overflow: hidden;
            aspect-ratio: 16/9;
            background-color: #eae5d8;
            flex-shrink: 0;
        }

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

        .news-list-card:hover .news-img-wrapper img {
            transform: scale(1.04);
        }

        .news-list-card .news-date {
            font-size: 12px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .news-list-card .news-date i {
            color: var(--accent-orange);
            font-size: 13px;
        }

        .news-list-card .news-tag {
            display: inline-block;
            font-size: 11px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: var(--radius-pill);
            background: rgba(232, 86, 42, 0.08);
            color: var(--accent-orange);
            letter-spacing: 0.03em;
        }

        .news-list-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.4;
            margin-bottom: 6px;
        }

        .news-list-card p {
            font-size: 13px;
            color: var(--text-body);
            line-height: 1.65;
            margin-bottom: 10px;
        }

        .news-list-card .btn-read {
            align-self: flex-start;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-orange);
            border: 1px solid rgba(232, 86, 42, 0.25);
            background: transparent;
            padding: 7px 16px;
            border-radius: var(--radius-pill);
            transition: var(--transition-base);
        }

        .news-list-card .btn-read:hover {
            background: var(--accent-orange);
            color: #fff;
            border-color: var(--accent-orange);
        }

        .news-list-card .btn-read i {
            font-size: 12px;
            transition: transform 0.25s ease;
        }

        .news-list-card .btn-read:hover i {
            transform: translateX(3px);
        }

        /* Stats badges */
        .stat-badge-row {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .stat-badge {
            background: #fff;
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            padding: 14px 20px;
            display: flex;
            align-items: center;
            gap: 12px;
            box-shadow: var(--shadow-card);
            flex: 1 1 160px;
            min-width: 0;
        }

        .stat-badge .stat-icon {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            color: #fff;
            font-size: 16px;
        }

        .stat-badge .stat-icon.orange {
            background: var(--accent-orange);
        }

        .stat-badge .stat-icon.gold {
            background: var(--accent-gold);
        }

        .stat-badge .stat-icon.dark {
            background: var(--primary-dark);
        }

        .stat-badge .stat-info {
            min-width: 0;
        }

        .stat-badge .stat-value {
            font-size: 24px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.2;
        }

        .stat-badge .stat-label {
            font-size: 12px;
            color: var(--text-muted);
            margin-top: 2px;
        }

        /* Subscribe bar */
        .subscribe-bar {
            background: #fff;
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            padding: 24px 28px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            box-shadow: var(--shadow-card);
        }

        .subscribe-bar .sub-text h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 4px;
        }

        .subscribe-bar .sub-text p {
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 0;
        }

        .subscribe-bar .sub-form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            flex: 1 1 320px;
            max-width: 480px;
        }

        .subscribe-bar .sub-form input {
            flex: 1;
            min-width: 200px;
            padding: 10px 16px;
            border-radius: var(--radius-sm);
            border: 1px solid #d8d0c0;
            font-size: 13px;
            transition: var(--transition-base);
            background: #faf8f4;
            color: var(--text-main);
        }

        .subscribe-bar .sub-form input:focus {
            outline: none;
            border-color: var(--accent-orange);
            box-shadow: 0 0 0 3px rgba(232, 86, 42, 0.12);
            background: #fff;
        }

        .btn-brand-gradient {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            background: var(--gradient-brand);
            color: #fff;
            font-weight: 600;
            font-size: 14px;
            padding: 10px 22px;
            border-radius: var(--radius-pill);
            border: none;
            transition: var(--transition-base);
            cursor: pointer;
            white-space: nowrap;
        }

        .btn-brand-gradient:hover {
            color: #fff;
            filter: brightness(1.12);
            box-shadow: 0 6px 18px rgba(232, 86, 42, 0.3);
        }

        .btn-brand-gradient:focus-visible {
            outline: 2px solid var(--accent-gold);
            outline-offset: 2px;
        }

        /* Related cards */
        .related-card {
            background: #fff;
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            padding: 18px 20px;
            display: flex;
            flex-direction: column;
            gap: 10px;
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
            height: 100%;
        }

        .related-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
            border-color: rgba(232, 86, 42, 0.15);
        }

        .related-card .related-tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 12px;
            font-weight: 600;
            color: var(--accent-gold);
        }

        .related-card h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.4;
            margin-bottom: 0;
        }

        .related-card p {
            font-size: 12px;
            color: var(--text-muted);
            margin-bottom: 0;
            line-height: 1.6;
        }

        .related-card .rel-link {
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-orange);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            align-self: flex-start;
        }

        .related-card .rel-link:hover {
            color: var(--primary-dark);
        }

        .related-card .rel-link i {
            font-size: 11px;
        }

        /* View more button */
        .view-more-wrap {
            text-align: center;
            padding-top: 8px;
        }

        .btn-outline-dark-custom {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 32px;
            border-radius: var(--radius-pill);
            font-weight: 600;
            font-size: 14px;
            color: var(--primary-dark);
            border: 1.5px solid var(--primary-dark);
            background: transparent;
            transition: var(--transition-base);
            cursor: pointer;
        }

        .btn-outline-dark-custom:hover {
            background: var(--primary-dark);
            color: #fff;
            border-color: var(--primary-dark);
        }

        /* Footer */
        .site-footer {
            background-color: var(--primary-dark);
            color: rgba(245, 242, 235, 0.72);
            padding: 48px 0 24px;
            border-top: 3px solid var(--accent-orange);
        }

        .site-footer .footer-brand {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
        }

        .site-footer .footer-brand .brand-icon-sm {
            width: 30px;
            height: 30px;
            border-radius: 8px;
            background: var(--gradient-brand);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: #fff;
            flex-shrink: 0;
        }

        .site-footer p {
            font-size: 13px;
            line-height: 1.7;
            margin-bottom: 0;
        }

        .site-footer h5 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
        }

        .site-footer .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }

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

        .site-footer .footer-links a {
            color: rgba(245, 242, 235, 0.68);
            font-size: 13px;
            transition: var(--transition-base);
        }

        .site-footer .footer-links a:hover {
            color: var(--accent-gold);
        }

        .site-footer .footer-bottom {
            margin-top: 32px;
            padding-top: 18px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            font-size: 12px;
            color: rgba(245, 242, 235, 0.5);
        }

        .site-footer .footer-bottom a {
            color: rgba(245, 242, 235, 0.6);
            font-size: 12px;
        }

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

        .site-footer .divider {
            color: rgba(255, 255, 255, 0.2);
            margin: 0 4px;
        }

        /* Responsive adjustments */
        @media (max-width: 991.98px) {
            .cat-hero h1 {
                font-size: 28px;
            }
            .section-title {
                font-size: 24px;
            }
            .section-gap {
                padding: 44px 0;
            }
        }

        @media (max-width: 767.98px) {
            .cat-hero h1 {
                font-size: 24px;
            }
            .section-title {
                font-size: 21px;
            }
            .section-desc {
                font-size: 13px;
            }
            .news-list-card h3 {
                font-size: 16px;
            }
            .subscribe-bar {
                padding: 18px 20px;
                flex-direction: column;
                align-items: flex-start;
            }
            .subscribe-bar .sub-form {
                width: 100%;
                flex: 1 1 auto;
                max-width: 100%;
            }
            .stat-badge {
                padding: 10px 14px;
            }
            .stat-badge .stat-value {
                font-size: 20px;
            }
            .cat-intro-banner {
                padding: 14px 16px;
                font-size: 13px;
            }
        }

        @media (max-width: 575.98px) {
            .section-gap {
                padding: 32px 0;
            }
            .section-gap-sm {
                padding: 22px 0;
            }
            .cat-hero {
                padding: 24px 0 20px;
            }
            .cat-hero h1 {
                font-size: 21px;
            }
            .cat-hero .hero-desc {
                font-size: 13px;
            }
            .news-list-card {
                padding: 14px;
            }
            .news-list-card h3 {
                font-size: 15px;
            }
            .news-list-card p {
                font-size: 12px;
            }
            .news-list-card .btn-read {
                font-size: 12px;
                padding: 6px 12px;
            }
            .pill-item {
                padding: 6px 14px;
                font-size: 12px;
            }
        }

/* roulang page: category1 */
:root {
            --primary-dark: #19191E;
            --primary-deep: #1E1E24;
            --accent-orange: #E8562A;
            --accent-gold: #C99A3E;
            --bg-warm: #F5F2EB;
            --bg-card: #FFFFFF;
            --border-soft: #EDE6D8;
            --text-main: #19191E;
            --text-body: #4A4A52;
            --text-muted: #7A7A82;
            --text-light: #F5F2EB;
            --radius-lg: 18px;
            --radius-md: 14px;
            --radius-sm: 10px;
            --radius-pill: 999px;
            --shadow-card: 0 8px 24px rgba(25, 25, 30, 0.06);
            --shadow-hover: 0 14px 32px rgba(232, 86, 42, 0.12);
            --shadow-dark: 0 12px 32px rgba(0, 0, 0, 0.25);
            --gradient-brand: linear-gradient(135deg, #19191E 0%, #3A1E14 55%, #E8562A 100%);
            --gradient-accent: linear-gradient(135deg, #E8562A 0%, #C99A3E 100%);
            --transition-base: all 0.25s ease;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            background-color: var(--bg-warm);
            color: var(--text-body);
            line-height: 1.65;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

        a:focus-visible {
            outline: 2px solid var(--accent-gold);
            outline-offset: 2px;
        }

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

        .container {
            max-width: 1200px;
        }

        .section-gap {
            padding: 64px 0;
        }

        .section-gap-sm {
            padding: 40px 0;
        }

        .section-gap-xs {
            padding: 28px 0;
        }

        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.06em;
            color: var(--accent-orange);
            background: rgba(232, 86, 42, 0.08);
            padding: 6px 16px;
            border-radius: var(--radius-pill);
            margin-bottom: 12px;
            text-transform: uppercase;
        }

        .section-label-light {
            background: rgba(201, 154, 62, 0.18);
            color: var(--accent-gold);
        }

        .section-title {
            font-size: 30px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.3;
            margin-bottom: 14px;
        }

        .section-desc {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.75;
            margin-bottom: 28px;
        }

        .section-title {
            font-size: 28px;
        }

        .section-desc {
            font-size: 14px;
        }

        /* Header / Navigation */
        .site-header {
            background-color: var(--primary-dark);
            padding: 0;
            position: sticky;
            top: 0;
            z-index: 1030;
            border-bottom: 1px solid rgba(255, 255, 255, 0.07);
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.2);
        }

        .site-header .navbar {
            padding: 0 16px;
        }

        .site-header .navbar-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            padding: 14px 0;
            letter-spacing: 0.02em;
        }

        .site-header .navbar-brand:hover {
            color: var(--accent-orange);
        }

        .site-header .navbar-brand .brand-icon {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: var(--gradient-brand);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #fff;
            flex-shrink: 0;
        }

        .site-header .navbar-nav .nav-link {
            color: rgba(255, 255, 255, 0.82);
            font-size: 14px;
            font-weight: 500;
            padding: 18px 16px;
            letter-spacing: 0.02em;
            position: relative;
            transition: var(--transition-base);
        }

        .site-header .navbar-nav .nav-link:hover {
            color: var(--accent-gold);
        }

        .site-header .navbar-nav .nav-link.active {
            color: var(--accent-gold);
        }

        .site-header .navbar-nav .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 8px;
            left: 16px;
            right: 16px;
            height: 2px;
            background: var(--accent-gold);
            border-radius: 2px;
        }

        .site-header .navbar-toggler {
            border: 1px solid rgba(255, 255, 255, 0.25);
            color: #fff;
            padding: 8px 10px;
            border-radius: 8px;
        }

        .site-header .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(201, 154, 62, 0.35);
        }

        .site-header .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(255,255,255,0.8)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        .site-header .navbar-collapse {
            background: transparent;
        }

        @media (max-width: 991px) {
            .site-header .navbar-collapse {
                background: var(--primary-deep);
                border-radius: 0 0 var(--radius-md) var(--radius-md);
                padding: 16px;
                margin-top: 0;
                border: 1px solid rgba(255, 255, 255, 0.08);
            }
            .site-header .navbar-nav .nav-link {
                padding: 12px 8px;
            }
            .site-header .navbar-nav .nav-link.active::after {
                bottom: 4px;
                left: 8px;
                right: 8px;
            }
        }

        /* Breadcrumb */
        .breadcrumb-wrap {
            background: transparent;
            padding: 20px 0 0;
        }

        .breadcrumb {
            margin: 0;
            padding: 0;
            background: transparent;
            font-size: 13px;
            color: var(--text-muted);
        }

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

        .breadcrumb a:hover {
            color: var(--accent-orange);
        }

        .breadcrumb .separator {
            margin: 0 8px;
            color: #c5c0b5;
        }

        .breadcrumb .current {
            color: var(--accent-orange);
            font-weight: 500;
        }

        /* Category H1 Area */
        .category-hero {
            background: linear-gradient(180deg, #F0EBDD 0%, var(--bg-warm) 100%);
            padding: 36px 0 28px;
            border-bottom: 1px solid var(--border-soft);
        }

        .category-hero h1 {
            font-size: 38px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.25;
            margin-bottom: 8px;
            letter-spacing: 0.01em;
        }

        .category-hero .hero-sub {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 640px;
            margin-top: 8px;
        }

        .category-hero .hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 18px;
            margin-top: 14px;
            font-size: 13px;
            color: var(--text-muted);
        }

        .category-hero .hero-meta span {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .category-hero .hero-meta i {
            color: var(--accent-orange);
        }

        /* Summary Banner */
        .category-summary {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            padding: 26px 28px;
            box-shadow: var(--shadow-card);
            position: relative;
            overflow: hidden;
        }

        .category-summary::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 4px;
            height: 100%;
            background: var(--gradient-accent);
            border-radius: 0 4px 4px 0;
        }

        .category-summary p {
            margin: 0;
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.8;
        }

        .category-summary .highlight {
            color: var(--accent-orange);
            font-weight: 600;
        }

        /* Competition Cards */
        .competition-list .comp-card {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            margin-bottom: 20px;
            transition: var(--transition-base);
            display: flex;
            flex-direction: column;
        }

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

        .competition-list .comp-card .comp-thumb {
            position: relative;
            aspect-ratio: 16/9;
            overflow: hidden;
            background: #e8e2d5;
            flex-shrink: 0;
        }

        .competition-list .comp-card .comp-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .competition-list .comp-card:hover .comp-thumb img {
            transform: scale(1.04);
        }

        .competition-list .comp-card .comp-date-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(25, 25, 30, 0.82);
            color: #fff;
            font-size: 12px;
            padding: 6px 12px;
            border-radius: var(--radius-pill);
            letter-spacing: 0.03em;
            backdrop-filter: blur(4px);
        }

        .competition-list .comp-card .comp-tag {
            position: absolute;
            top: 12px;
            right: 12px;
            background: var(--gradient-accent);
            color: #fff;
            font-size: 11px;
            font-weight: 600;
            padding: 5px 12px;
            border-radius: var(--radius-pill);
        }

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

        .competition-list .comp-card .comp-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.45;
            margin-bottom: 8px;
        }

        .competition-list .comp-card .comp-desc {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 14px;
            flex: 1;
        }

        .competition-list .comp-card .comp-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-top: 1px solid var(--border-soft);
            padding-top: 14px;
        }

        .competition-list .comp-card .comp-meta {
            font-size: 12px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .competition-list .comp-card .read-more {
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-orange);
            display: inline-flex;
            align-items: center;
            gap: 5px;
            transition: var(--transition-base);
        }

        .competition-list .comp-card .read-more:hover {
            color: var(--primary-dark);
            gap: 8px;
        }

        @media (min-width: 768px) {
            .competition-list .comp-card {
                flex-direction: row;
                align-items: stretch;
            }
            .competition-list .comp-card .comp-thumb {
                width: 240px;
                aspect-ratio: auto;
                min-height: 100%;
            }
            .competition-list .comp-card .comp-body {
                padding: 22px 24px;
            }
        }

        /* Tag Pills */
        .tag-pills .pill {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 500;
            padding: 8px 18px;
            border-radius: var(--radius-pill);
            background: var(--bg-card);
            color: var(--text-body);
            border: 1px solid var(--border-soft);
            transition: var(--transition-base);
            margin: 0 6px 10px 0;
            cursor: pointer;
            white-space: nowrap;
        }

        .tag-pills .pill:hover {
            background: rgba(232, 86, 42, 0.08);
            border-color: var(--accent-orange);
            color: var(--accent-orange);
        }

        .tag-pills .pill.active {
            background: var(--gradient-brand);
            color: #fff;
            border-color: transparent;
            box-shadow: 0 4px 14px rgba(232, 86, 42, 0.3);
        }

        .tag-pills .pill i {
            font-size: 12px;
        }

        /* Stats Badges */
        .stats-badges .stat-badge {
            background: var(--gradient-brand);
            border-radius: var(--radius-lg);
            padding: 24px 20px;
            color: #fff;
            text-align: center;
            height: 100%;
            transition: var(--transition-base);
        }

        .stats-badges .stat-badge:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-dark);
        }

        .stats-badges .stat-number {
            font-size: 32px;
            font-weight: 700;
            line-height: 1.2;
            letter-spacing: 0.02em;
        }

        .stats-badges .stat-label {
            font-size: 12px;
            color: rgba(245, 242, 235, 0.78);
            margin-top: 6px;
            letter-spacing: 0.04em;
        }

        /* Subscribe Bar */
        .subscribe-bar {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            padding: 28px 32px;
            box-shadow: var(--shadow-card);
        }

        .subscribe-bar .subscribe-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 6px;
        }

        .subscribe-bar .subscribe-desc {
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 18px;
        }

        .subscribe-bar .input-group {
            border-radius: var(--radius-pill);
            overflow: hidden;
            border: 1px solid var(--border-soft);
            background: var(--bg-warm);
        }

        .subscribe-bar .form-control {
            border: none;
            background: transparent;
            padding: 12px 18px;
            font-size: 14px;
            color: var(--text-body);
            border-radius: var(--radius-pill) 0 0 var(--radius-pill);
        }

        .subscribe-bar .form-control:focus {
            box-shadow: none;
            outline: none;
        }

        .subscribe-bar .btn-subscribe {
            background: var(--gradient-brand);
            color: #fff;
            border: none;
            padding: 12px 26px;
            font-size: 14px;
            font-weight: 600;
            border-radius: 0 var(--radius-pill) var(--radius-pill) 0;
            transition: var(--transition-base);
            white-space: nowrap;
        }

        .subscribe-bar .btn-subscribe:hover {
            filter: brightness(1.12);
            color: #fff;
        }

        .subscribe-bar .btn-subscribe:focus-visible {
            outline: 2px solid var(--accent-gold);
            outline-offset: 2px;
        }

        /* Related Articles */
        .related-card {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
            height: 100%;
        }

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

        .related-card .related-thumb {
            aspect-ratio: 16/9;
            overflow: hidden;
            background: #e8e2d5;
        }

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

        .related-card:hover .related-thumb img {
            transform: scale(1.04);
        }

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

        .related-card .related-title {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.5;
            margin-bottom: 6px;
        }

        .related-card .related-tag {
            font-size: 11px;
            font-weight: 600;
            color: var(--accent-orange);
            display: inline-block;
            margin-bottom: 8px;
        }

        .related-card .related-link {
            font-size: 13px;
            font-weight: 500;
            color: var(--accent-orange);
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

        .related-card .related-link:hover {
            color: var(--primary-dark);
            gap: 8px;
        }

        /* View More */
        .btn-view-more {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--bg-card);
            color: var(--text-main);
            font-size: 14px;
            font-weight: 600;
            padding: 13px 28px;
            border-radius: var(--radius-pill);
            border: 1px solid var(--text-main);
            transition: var(--transition-base);
        }

        .btn-view-more:hover {
            background: var(--primary-dark);
            color: #fff;
            border-color: var(--primary-dark);
            gap: 12px;
        }

        .btn-view-more:focus-visible {
            outline: 2px solid var(--accent-gold);
            outline-offset: 2px;
        }

        /* FAQ */
        .faq-accordion .accordion-item {
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md) !important;
            margin-bottom: 12px;
            overflow: hidden;
            background: var(--bg-card);
            box-shadow: 0 2px 8px rgba(25, 25, 30, 0.04);
        }

        .faq-accordion .accordion-button {
            background: var(--bg-card);
            color: var(--text-main);
            font-size: 15px;
            font-weight: 600;
            padding: 18px 22px;
            border: none;
            box-shadow: none;
            position: relative;
            border-radius: var(--radius-md) !important;
        }

        .faq-accordion .accordion-button:not(.collapsed) {
            background: var(--bg-card);
            color: var(--accent-orange);
            box-shadow: none;
            border-left: 3px solid var(--accent-orange);
        }

        .faq-accordion .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(201, 154, 62, 0.25);
        }

        .faq-accordion .accordion-button::after {
            background-size: 16px;
            transition: transform 0.3s ease;
        }

        .faq-accordion .accordion-body {
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.8;
            padding: 16px 22px 20px;
            border-top: 1px solid var(--border-soft);
        }

        /* Footer */
        .site-footer {
            background-color: var(--primary-dark);
            color: rgba(255, 255, 255, 0.75);
            padding: 56px 0 0;
            margin-top: 0;
        }

        .site-footer .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
        }

        .site-footer .footer-brand .brand-icon-sm {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: var(--gradient-brand);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 15px;
            color: #fff;
            flex-shrink: 0;
        }

        .site-footer p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.7;
        }

        .site-footer h5 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
        }

        .site-footer .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .site-footer .footer-links li {
            margin-bottom: 10px;
        }

        .site-footer .footer-links a {
            color: rgba(255, 255, 255, 0.65);
            font-size: 13px;
            transition: var(--transition-base);
        }

        .site-footer .footer-links a:hover {
            color: var(--accent-gold);
        }

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 20px 0;
            margin-top: 40px;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.45);
        }

        .site-footer .footer-bottom a {
            color: rgba(255, 255, 255, 0.55);
            transition: var(--transition-base);
        }

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

        .site-footer .divider {
            margin: 0 8px;
            color: rgba(255, 255, 255, 0.25);
        }

        /* Responsive */
        @media (max-width: 575px) {
            .section-gap {
                padding: 40px 0;
            }
            .section-gap-sm {
                padding: 28px 0;
            }
            .section-title {
                font-size: 22px;
            }
            .category-hero h1 {
                font-size: 28px;
            }
            .category-hero {
                padding: 24px 0 20px;
            }
            .category-summary {
                padding: 20px 18px;
            }
            .category-summary p {
                font-size: 13px;
            }
            .competition-list .comp-card .comp-body {
                padding: 16px 18px;
            }
            .competition-list .comp-card .comp-title {
                font-size: 16px;
            }
            .stats-badges .stat-number {
                font-size: 24px;
            }
            .subscribe-bar {
                padding: 20px 18px;
            }
            .subscribe-bar .btn-subscribe {
                padding: 12px 18px;
                font-size: 13px;
            }
            .site-footer {
                padding: 40px 0 0;
            }
            .tag-pills .pill {
                font-size: 12px;
                padding: 6px 14px;
            }
        }

        @media (min-width: 576px) and (max-width: 991px) {
            .section-gap {
                padding: 48px 0;
            }
            .category-hero h1 {
                font-size: 32px;
            }
            .competition-list .comp-card .comp-thumb {
                width: 200px;
            }
        }

/* roulang page: category3 */
:root {
            --primary-dark: #19191E;
            --primary-deep: #1E1E24;
            --accent-orange: #E8562A;
            --accent-gold: #C99A3E;
            --bg-warm: #F5F2EB;
            --bg-card: #FFFFFF;
            --border-soft: #EDE6D8;
            --text-main: #19191E;
            --text-body: #4A4A52;
            --text-muted: #7A7A82;
            --text-light: #F5F2EB;
            --radius-lg: 18px;
            --radius-md: 14px;
            --radius-sm: 10px;
            --radius-pill: 999px;
            --shadow-card: 0 8px 24px rgba(25, 25, 30, 0.06);
            --shadow-hover: 0 14px 32px rgba(232, 86, 42, 0.12);
            --shadow-dark: 0 12px 32px rgba(0, 0, 0, 0.25);
            --gradient-brand: linear-gradient(135deg, #19191E 0%, #3A1E14 55%, #E8562A 100%);
            --gradient-accent: linear-gradient(135deg, #E8562A 0%, #C99A3E 100%);
            --transition-base: all 0.25s ease;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            background-color: var(--bg-warm);
            color: var(--text-body);
            line-height: 1.65;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        a {
            color: var(--accent-orange);
            text-decoration: none;
            transition: var(--transition-base);
        }
        a:hover {
            color: var(--primary-dark);
        }
        a:focus-visible {
            outline: 2px solid var(--accent-gold);
            outline-offset: 2px;
        }

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

        .container {
            max-width: 1200px;
        }

        .section-gap {
            padding: 64px 0;
        }
        .section-gap-sm {
            padding: 40px 0;
        }
        .section-gap-xs {
            padding: 28px 0;
        }

        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.06em;
            color: var(--accent-orange);
            background: rgba(232, 86, 42, 0.08);
            padding: 6px 16px;
            border-radius: var(--radius-pill);
            margin-bottom: 12px;
            text-transform: uppercase;
        }
        .section-label-light {
            background: rgba(201, 154, 62, 0.18);
            color: var(--accent-gold);
        }
        .section-title {
            font-size: 30px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.3;
            margin-bottom: 14px;
        }
        .section-title-light {
            color: var(--text-light);
        }
        .section-desc {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.75;
            margin-bottom: 28px;
        }
        .section-desc-light {
            color: rgba(245, 242, 235, 0.72);
        }

        /* Header / Navigation */
        .site-header {
            background-color: var(--primary-dark);
            padding: 0;
            position: sticky;
            top: 0;
            z-index: 1030;
            border-bottom: 1px solid rgba(255, 255, 255, 0.07);
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.2);
        }
        .site-header .navbar {
            padding: 0 16px;
        }
        .site-header .navbar-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            padding: 14px 0;
            letter-spacing: 0.02em;
        }
        .site-header .navbar-brand:hover {
            color: var(--accent-orange);
        }
        .site-header .navbar-brand .brand-icon {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: var(--gradient-brand);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #fff;
            flex-shrink: 0;
        }
        .site-header .navbar-nav .nav-link {
            color: rgba(255, 255, 255, 0.82);
            font-size: 14px;
            font-weight: 500;
            padding: 18px 16px;
            letter-spacing: 0.02em;
            position: relative;
            transition: var(--transition-base);
        }
        .site-header .navbar-nav .nav-link:hover {
            color: var(--accent-gold);
        }
        .site-header .navbar-nav .nav-link.active {
            color: var(--accent-gold);
        }
        .site-header .navbar-nav .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 8px;
            left: 16px;
            right: 16px;
            height: 2px;
            background: var(--accent-gold);
            border-radius: 2px;
        }
        .site-header .navbar-toggler {
            border: 1px solid rgba(255, 255, 255, 0.25);
            color: #fff;
            padding: 8px 10px;
            border-radius: 8px;
        }
        .site-header .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(201, 154, 62, 0.35);
        }
        .site-header .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(255,255,255,0.8)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }
        .site-header .navbar-collapse {
            background: transparent;
        }
        @media (max-width: 991.98px) {
            .site-header .navbar-collapse {
                background: var(--primary-deep);
                border-radius: 0 0 var(--radius-md) var(--radius-md);
                padding: 12px 16px;
                margin-top: 0;
                box-shadow: 0 8px 20px rgba(0,0,0,0.3);
            }
            .site-header .navbar-nav .nav-link {
                padding: 12px 8px;
            }
            .site-header .navbar-nav .nav-link.active::after {
                bottom: 4px;
                left: 8px;
                right: 8px;
            }
        }

        /* Buttons */
        .btn {
            border-radius: var(--radius-pill);
            font-weight: 600;
            letter-spacing: 0.02em;
            transition: var(--transition-base);
            padding: 12px 28px;
            font-size: 14px;
        }
        .btn:focus-visible {
            outline: 2px solid var(--accent-gold);
            outline-offset: 2px;
            box-shadow: none;
        }
        .btn-brand {
            background: var(--gradient-brand);
            color: #fff;
            border: none;
        }
        .btn-brand:hover {
            color: #fff;
            filter: brightness(1.1);
            box-shadow: 0 8px 20px rgba(232, 86, 42, 0.3);
            transform: translateY(-1px);
        }
        .btn-outline-dark {
            border: 2px solid var(--primary-dark);
            color: var(--primary-dark);
            background: transparent;
        }
        .btn-outline-dark:hover {
            background: var(--primary-dark);
            color: #fff;
            border-color: var(--primary-dark);
        }
        .btn-sm {
            padding: 8px 18px;
            font-size: 13px;
        }

        /* Cards */
        .card-custom {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
            overflow: hidden;
        }
        .card-custom:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .card-custom .card-img-top {
            aspect-ratio: 16/9;
            object-fit: cover;
            width: 100%;
            background: #E8E4DC;
        }

        /* Badge / Pills */
        .badge-pill-custom {
            display: inline-block;
            font-size: 13px;
            font-weight: 500;
            padding: 6px 16px;
            border-radius: var(--radius-pill);
            background: rgba(232, 86, 42, 0.08);
            color: var(--accent-orange);
            letter-spacing: 0.02em;
        }
        .badge-pill-custom.active {
            background: var(--gradient-accent);
            color: #fff;
        }
        .badge-pill-custom:hover {
            background: rgba(232, 86, 42, 0.16);
            color: var(--accent-orange);
        }

        /* Breadcrumb */
        .breadcrumb-custom {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 16px;
            flex-wrap: wrap;
        }
        .breadcrumb-custom a {
            color: var(--text-muted);
        }
        .breadcrumb-custom a:hover {
            color: var(--accent-orange);
        }
        .breadcrumb-custom .separator {
            color: var(--border-soft);
        }
        .breadcrumb-custom .current {
            color: var(--text-main);
            font-weight: 600;
        }

        /* Category Hero (light) */
        .category-hero {
            background: linear-gradient(180deg, #FFFFFF 0%, var(--bg-warm) 100%);
            padding: 48px 0 36px;
            border-bottom: 1px solid var(--border-soft);
        }
        .category-hero h1 {
            font-size: 36px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 12px;
            line-height: 1.3;
        }
        .category-hero .lead {
            font-size: 15px;
            color: var(--text-muted);
            max-width: 720px;
            line-height: 1.8;
        }

        /* Stats badge strip */
        .stats-badge-strip {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            margin-top: 20px;
        }
        .stats-badge-item {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            padding: 16px 24px;
            display: flex;
            align-items: center;
            gap: 12px;
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
        }
        .stats-badge-item:hover {
            box-shadow: var(--shadow-hover);
        }
        .stats-badge-item .stat-number {
            font-size: 28px;
            font-weight: 700;
            color: var(--accent-orange);
            line-height: 1.1;
        }
        .stats-badge-item .stat-label {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.4;
        }
        .stats-badge-item .stat-icon {
            width: 42px;
            height: 42px;
            border-radius: 10px;
            background: rgba(232, 86, 42, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-orange);
            font-size: 20px;
            flex-shrink: 0;
        }

        /* List cards for category */
        .list-card {
            display: flex;
            gap: 20px;
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            padding: 20px;
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
            margin-bottom: 18px;
            flex-wrap: wrap;
        }
        .list-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .list-card .list-card-img {
            width: 180px;
            flex-shrink: 0;
            border-radius: var(--radius-md);
            overflow: hidden;
            aspect-ratio: 16/9;
            background: #E8E4DC;
        }
        .list-card .list-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .list-card .list-card-body {
            flex: 1;
            min-width: 220px;
        }
        .list-card .list-card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 12px;
            color: var(--text-muted);
            margin-bottom: 8px;
            flex-wrap: wrap;
        }
        .list-card .list-card-meta .tag {
            background: rgba(232, 86, 42, 0.08);
            color: var(--accent-orange);
            padding: 3px 12px;
            border-radius: var(--radius-pill);
            font-weight: 500;
        }
        .list-card .list-card-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .list-card .list-card-desc {
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.7;
            margin-bottom: 12px;
        }
        .list-card .btn-read {
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-orange);
            border: 1px solid var(--accent-orange);
            border-radius: var(--radius-pill);
            padding: 6px 18px;
            background: transparent;
            transition: var(--transition-base);
            display: inline-block;
        }
        .list-card .btn-read:hover {
            background: var(--accent-orange);
            color: #fff;
        }
        @media (max-width: 575.98px) {
            .list-card {
                flex-direction: column;
            }
            .list-card .list-card-img {
                width: 100%;
            }
        }

        /* Subscribe strip */
        .subscribe-strip {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            padding: 28px 32px;
            box-shadow: var(--shadow-card);
            display: flex;
            align-items: center;
            gap: 20px;
            flex-wrap: wrap;
            justify-content: space-between;
        }
        .subscribe-strip .subscribe-text h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 4px;
        }
        .subscribe-strip .subscribe-text p {
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 0;
        }
        .subscribe-strip .subscribe-form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }
        .subscribe-strip .subscribe-form input {
            flex: 1;
            min-width: 200px;
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-sm);
            padding: 10px 16px;
            font-size: 14px;
            background: var(--bg-warm);
            color: var(--text-main);
            outline: none;
            transition: var(--transition-base);
        }
        .subscribe-strip .subscribe-form input:focus {
            border-color: var(--accent-orange);
            box-shadow: 0 0 0 3px rgba(232, 86, 42, 0.1);
        }
        .subscribe-strip .subscribe-form input::placeholder {
            color: var(--text-muted);
        }

        /* FAQ */
        .accordion-custom .accordion-item {
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md) !important;
            margin-bottom: 12px;
            overflow: hidden;
            background: var(--bg-card);
            box-shadow: 0 2px 8px rgba(25, 25, 30, 0.04);
        }
        .accordion-custom .accordion-button {
            background: var(--bg-card);
            color: var(--text-main);
            font-weight: 600;
            font-size: 15px;
            padding: 18px 20px;
            border: none;
            box-shadow: none;
            transition: var(--transition-base);
            border-left: 3px solid transparent;
        }
        .accordion-custom .accordion-button:not(.collapsed) {
            background: var(--bg-warm);
            color: var(--accent-orange);
            border-left-color: var(--accent-orange);
        }
        .accordion-custom .accordion-button:focus {
            box-shadow: none;
            outline: 2px solid var(--accent-gold);
            outline-offset: -2px;
        }
        .accordion-custom .accordion-button::after {
            transition: transform 0.3s ease;
        }
        .accordion-custom .accordion-body {
            padding: 16px 20px 20px;
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.75;
            background: var(--bg-card);
        }

        /* Footer */
        .site-footer {
            background: var(--primary-dark);
            color: rgba(245, 242, 235, 0.7);
            padding: 56px 0 0;
            margin-top: 64px;
            border-top: 3px solid var(--accent-orange);
        }
        .site-footer .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }
        .site-footer .footer-brand .brand-icon-sm {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: var(--gradient-brand);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #fff;
        }
        .site-footer h5 {
            font-size: 15px;
            font-weight: 600;
            color: var(--accent-gold);
            margin-bottom: 16px;
            letter-spacing: 0.03em;
        }
        .site-footer p {
            font-size: 13px;
            line-height: 1.8;
        }
        .site-footer .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer .footer-links li {
            margin-bottom: 10px;
        }
        .site-footer .footer-links a {
            color: rgba(245, 242, 235, 0.65);
            font-size: 13px;
            transition: var(--transition-base);
        }
        .site-footer .footer-links a:hover {
            color: var(--accent-gold);
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 20px 0;
            margin-top: 40px;
            font-size: 12px;
            color: rgba(245, 242, 235, 0.5);
        }
        .site-footer .footer-bottom a {
            color: rgba(245, 242, 235, 0.6);
            transition: var(--transition-base);
        }
        .site-footer .footer-bottom a:hover {
            color: var(--accent-gold);
        }
        .site-footer .footer-bottom .divider {
            margin: 0 8px;
            color: rgba(245, 242, 235, 0.3);
        }

        /* Trending ranking */
        .trending-card {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            padding: 20px;
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
            text-align: center;
            height: 100%;
        }
        .trending-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .trending-card .rank-number {
            font-size: 36px;
            font-weight: 700;
            color: var(--accent-gold);
            line-height: 1;
            margin-bottom: 8px;
        }
        .trending-card .rank-name {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 4px;
        }
        .trending-card .rank-stat {
            font-size: 13px;
            color: var(--text-muted);
        }

        /* Read more button area */
        .load-more-area {
            text-align: center;
            padding: 12px 0;
        }

        @media (max-width: 767.98px) {
            .section-gap {
                padding: 40px 0;
            }
            .section-title {
                font-size: 24px;
            }
            .category-hero h1 {
                font-size: 28px;
            }
        }
        @media (max-width: 575.98px) {
            .section-gap {
                padding: 32px 0;
            }
            .section-title {
                font-size: 22px;
            }
            .category-hero h1 {
                font-size: 24px;
            }
            .stats-badge-strip {
                gap: 8px;
            }
            .stats-badge-item {
                padding: 12px 16px;
            }
            .subscribe-strip {
                padding: 20px;
            }
        }

/* roulang page: category4 */
:root {
            --primary-dark: #19191E;
            --primary-deep: #1E1E24;
            --accent-orange: #E8562A;
            --accent-gold: #C99A3E;
            --bg-warm: #F5F2EB;
            --bg-card: #FFFFFF;
            --border-soft: #EDE6D8;
            --text-main: #19191E;
            --text-body: #4A4A52;
            --text-muted: #7A7A82;
            --text-light: #F5F2EB;
            --radius-lg: 18px;
            --radius-md: 14px;
            --radius-sm: 10px;
            --radius-pill: 999px;
            --shadow-card: 0 8px 24px rgba(25, 25, 30, 0.06);
            --shadow-hover: 0 14px 32px rgba(232, 86, 42, 0.12);
            --shadow-dark: 0 12px 32px rgba(0, 0, 0, 0.25);
            --gradient-brand: linear-gradient(135deg, #19191E 0%, #3A1E14 55%, #E8562A 100%);
            --gradient-accent: linear-gradient(135deg, #E8562A 0%, #C99A3E 100%);
            --transition-base: all 0.25s ease;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            background-color: var(--bg-warm);
            color: var(--text-body);
            line-height: 1.65;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: var(--accent-orange);
            text-decoration: none;
            transition: var(--transition-base);
        }
        a:hover {
            color: var(--primary-dark);
        }
        a:focus-visible {
            outline: 2px solid var(--accent-gold);
            outline-offset: 2px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container,
        .container-fluid {
            max-width: 1200px;
        }
        .section-gap {
            padding: 64px 0;
        }
        .section-gap-sm {
            padding: 40px 0;
        }
        .section-gap-xs {
            padding: 28px 0;
        }
        @media (max-width: 768px) {
            .section-gap {
                padding: 40px 0;
            }
            .section-gap-sm {
                padding: 28px 0;
            }
            .section-gap-xs {
                padding: 20px 0;
            }
        }
        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.06em;
            color: var(--accent-orange);
            background: rgba(232, 86, 42, 0.08);
            padding: 6px 16px;
            border-radius: var(--radius-pill);
            margin-bottom: 12px;
            text-transform: uppercase;
        }
        .section-label-light {
            background: rgba(201, 154, 62, 0.18);
            color: var(--accent-gold);
        }
        .section-title {
            font-size: 30px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.3;
            margin-bottom: 14px;
        }
        .section-title-light {
            color: var(--text-light);
        }
        .section-desc {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.75;
            margin-bottom: 28px;
        }
        .section-desc-light {
            color: rgba(245, 242, 235, 0.72);
        }
        @media (max-width: 768px) {
            .section-title {
                font-size: 24px;
            }
            .section-desc {
                font-size: 14px;
            }
        }
        /* Header / Navigation */
        .site-header {
            background-color: var(--primary-dark);
            padding: 0;
            position: sticky;
            top: 0;
            z-index: 1030;
            border-bottom: 1px solid rgba(255, 255, 255, 0.07);
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.2);
        }
        .site-header .navbar {
            padding: 0 16px;
        }
        .site-header .navbar-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            padding: 14px 0;
            letter-spacing: 0.02em;
        }
        .site-header .navbar-brand:hover {
            color: var(--accent-orange);
        }
        .site-header .navbar-brand .brand-icon {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: var(--gradient-brand);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #fff;
            flex-shrink: 0;
        }
        .site-header .navbar-nav .nav-link {
            color: rgba(255, 255, 255, 0.82);
            font-size: 14px;
            font-weight: 500;
            padding: 18px 16px;
            letter-spacing: 0.02em;
            position: relative;
            transition: var(--transition-base);
        }
        .site-header .navbar-nav .nav-link:hover {
            color: var(--accent-gold);
        }
        .site-header .navbar-nav .nav-link.active {
            color: var(--accent-gold);
        }
        .site-header .navbar-nav .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 8px;
            left: 16px;
            right: 16px;
            height: 2px;
            background: var(--accent-gold);
            border-radius: 2px;
        }
        .site-header .navbar-toggler {
            border: 1px solid rgba(255, 255, 255, 0.25);
            color: #fff;
            padding: 8px 10px;
            border-radius: 8px;
        }
        .site-header .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(201, 154, 62, 0.35);
        }
        .site-header .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(255,255,255,0.8)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }
        .site-header .navbar-collapse {
            background: transparent;
        }
        @media (max-width: 992px) {
            .site-header .navbar-collapse {
                background: var(--primary-deep);
                border-radius: 12px;
                padding: 12px;
                margin: 8px 0;
            }
            .site-header .navbar-nav .nav-link.active::after {
                display: none;
            }
            .site-header .navbar-nav .nav-link.active {
                color: var(--accent-orange);
            }
        }
        /* Breadcrumb / Page Header */
        .page-breadcrumb {
            padding: 36px 0 0;
        }
        .page-breadcrumb .breadcrumb {
            margin: 0;
            font-size: 13px;
            color: var(--text-muted);
        }
        .page-breadcrumb .breadcrumb-item a {
            color: var(--text-muted);
        }
        .page-breadcrumb .breadcrumb-item a:hover {
            color: var(--accent-orange);
        }
        .page-breadcrumb .breadcrumb-item.active {
            color: var(--text-main);
            font-weight: 500;
        }
        .page-header {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-soft);
            box-shadow: var(--shadow-card);
            padding: 32px 32px 28px;
            margin-top: 24px;
        }
        .page-header h1 {
            font-size: 34px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 10px;
            line-height: 1.3;
        }
        .page-header .subtitle {
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.7;
            margin-bottom: 0;
        }
        @media (max-width: 768px) {
            .page-header {
                padding: 22px 18px;
            }
            .page-header h1 {
                font-size: 26px;
            }
            .page-header .subtitle {
                font-size: 14px;
            }
        }
        /* Intro banner */
        .intro-banner {
            background: linear-gradient(135deg, rgba(25,25,30,0.97) 0%, rgba(58,30,20,0.95) 55%, rgba(232,86,42,0.88) 100%);
            border-radius: var(--radius-lg);
            padding: 28px 30px;
            color: var(--text-light);
            margin-top: 24px;
            display: flex;
            align-items: center;
            gap: 24px;
        }
        .intro-banner .intro-icon {
            width: 52px;
            height: 52px;
            border-radius: 14px;
            background: rgba(255,255,255,0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            color: var(--accent-gold);
            flex-shrink: 0;
        }
        .intro-banner p {
            margin: 0;
            font-size: 15px;
            line-height: 1.7;
            color: rgba(245,242,235,0.88);
        }
        @media (max-width: 768px) {
            .intro-banner {
                flex-direction: column;
                align-items: flex-start;
                padding: 22px 18px;
                gap: 14px;
            }
            .intro-banner p {
                font-size: 14px;
            }
        }
        /* Article cards */
        .article-card {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .article-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
            border-color: rgba(232, 86, 42, 0.25);
        }
        .article-card .card-img {
            aspect-ratio: 16/9;
            overflow: hidden;
            background: #EAE6DE;
        }
        .article-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition-base);
        }
        .article-card:hover .card-img img {
            transform: scale(1.03);
        }
        .article-card .card-body {
            padding: 20px 20px 18px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .article-card .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 12px;
            color: var(--text-muted);
            margin-bottom: 8px;
        }
        .article-card .card-meta .tag {
            background: rgba(232, 86, 42, 0.08);
            color: var(--accent-orange);
            font-weight: 600;
            padding: 2px 10px;
            border-radius: var(--radius-pill);
            font-size: 11px;
            letter-spacing: 0.04em;
        }
        .article-card .card-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.45;
            margin-bottom: 8px;
        }
        .article-card .card-text {
            font-size: 13px;
            color: var(--text-body);
            line-height: 1.65;
            margin-bottom: 14px;
            flex: 1;
        }
        .article-card .read-more {
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-orange);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: var(--transition-base);
        }
        .article-card .read-more i {
            font-size: 11px;
            transition: var(--transition-base);
        }
        .article-card .read-more:hover {
            color: var(--primary-dark);
        }
        .article-card .read-more:hover i {
            transform: translateX(3px);
        }
        /* Tag pills */
        .tag-pills {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 28px;
        }
        .tag-pill {
            padding: 8px 20px;
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-weight: 500;
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            color: var(--text-body);
            cursor: default;
            transition: var(--transition-base);
        }
        .tag-pill:hover {
            background: rgba(232, 86, 42, 0.08);
            border-color: rgba(232, 86, 42, 0.35);
            color: var(--accent-orange);
            box-shadow: 0 4px 12px rgba(232, 86, 42, 0.12);
        }
        .tag-pill.active {
            background: var(--gradient-accent);
            color: #fff;
            border-color: transparent;
            font-weight: 600;
        }
        /* Stats badges */
        .stat-badge {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            padding: 22px 20px;
            text-align: center;
            box-shadow: var(--shadow-card);
            height: 100%;
            transition: var(--transition-base);
        }
        .stat-badge:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .stat-badge .stat-num {
            font-size: 32px;
            font-weight: 700;
            color: var(--accent-orange);
            line-height: 1.2;
            margin-bottom: 6px;
        }
        .stat-badge .stat-label {
            font-size: 13px;
            color: var(--text-muted);
            margin: 0;
        }
        /* Subscribe box */
        .subscribe-box {
            background: var(--primary-dark);
            border-radius: var(--radius-lg);
            padding: 36px 32px;
            color: var(--text-light);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
        }
        .subscribe-box .subscribe-info h3 {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 4px;
        }
        .subscribe-box .subscribe-info p {
            font-size: 14px;
            color: rgba(245,242,235,0.72);
            margin: 0;
        }
        .subscribe-box .subscribe-form {
            display: flex;
            gap: 10px;
            flex-shrink: 0;
        }
        .subscribe-box .subscribe-form input {
            background: rgba(255,255,255,0.08);
            border: 1px solid rgba(255,255,255,0.18);
            border-radius: var(--radius-sm);
            padding: 10px 16px;
            font-size: 14px;
            color: #fff;
            min-width: 240px;
            transition: var(--transition-base);
        }
        .subscribe-box .subscribe-form input::placeholder {
            color: rgba(245,242,235,0.5);
        }
        .subscribe-box .subscribe-form input:focus {
            outline: none;
            border-color: var(--accent-orange);
            background: rgba(255,255,255,0.12);
            box-shadow: 0 0 0 3px rgba(232, 86, 42, 0.2);
        }
        .subscribe-box .subscribe-form .btn-subscribe {
            background: var(--gradient-accent);
            color: #fff;
            border: none;
            border-radius: var(--radius-pill);
            padding: 10px 24px;
            font-size: 14px;
            font-weight: 600;
            transition: var(--transition-base);
            white-space: nowrap;
        }
        .subscribe-box .subscribe-form .btn-subscribe:hover {
            filter: brightness(1.08);
            transform: translateY(-1px);
        }
        .subscribe-box .subscribe-form .btn-subscribe:focus-visible {
            outline: 2px solid var(--accent-gold);
            outline-offset: 2px;
        }
        @media (max-width: 768px) {
            .subscribe-box {
                flex-direction: column;
                align-items: flex-start;
                padding: 24px 18px;
            }
            .subscribe-box .subscribe-form {
                width: 100%;
                flex-direction: column;
            }
            .subscribe-box .subscribe-form input {
                min-width: auto;
                width: 100%;
            }
        }
        /* Related cards */
        .related-card {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .related-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
            border-color: rgba(232, 86, 42, 0.25);
        }
        .related-card .card-img {
            aspect-ratio: 16/9;
            overflow: hidden;
            background: #EAE6DE;
        }
        .related-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition-base);
        }
        .related-card:hover .card-img img {
            transform: scale(1.03);
        }
        .related-card .card-body {
            padding: 16px 18px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .related-card .card-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 6px;
            line-height: 1.4;
        }
        .related-card .card-text {
            font-size: 13px;
            color: var(--text-muted);
            margin: 0;
            flex: 1;
        }
        /* Pagination area */
        .load-more-area {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            padding: 24px 20px;
            text-align: center;
            box-shadow: var(--shadow-card);
        }
        .btn-load-more {
            background: transparent;
            border: 2px solid var(--primary-dark);
            color: var(--primary-dark);
            border-radius: var(--radius-pill);
            padding: 10px 32px;
            font-size: 14px;
            font-weight: 600;
            transition: var(--transition-base);
        }
        .btn-load-more:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-1px);
        }
        .btn-load-more:focus-visible {
            outline: 2px solid var(--accent-gold);
            outline-offset: 2px;
        }
        /* Footer */
        .site-footer {
            background-color: var(--primary-dark);
            color: rgba(245, 242, 235, 0.75);
            padding: 48px 0 28px;
            margin-top: 64px;
            border-top: 2px solid rgba(232, 86, 42, 0.35);
        }
        .site-footer .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
        }
        .site-footer .footer-brand .brand-icon-sm {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: var(--gradient-brand);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: #fff;
            flex-shrink: 0;
        }
        .site-footer p {
            font-size: 14px;
            line-height: 1.7;
            margin-bottom: 14px;
        }
        .site-footer h5 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
        }
        .site-footer .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer .footer-links li {
            margin-bottom: 8px;
        }
        .site-footer .footer-links a {
            font-size: 14px;
            color: rgba(245, 242, 235, 0.7);
            transition: var(--transition-base);
        }
        .site-footer .footer-links a:hover {
            color: var(--accent-gold);
            padding-left: 4px;
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.08);
            margin-top: 32px;
            padding-top: 20px;
            font-size: 13px;
            color: rgba(245, 242, 235, 0.55);
        }
        .site-footer .footer-bottom a {
            color: rgba(245, 242, 235, 0.65);
            transition: var(--transition-base);
        }
        .site-footer .footer-bottom a:hover {
            color: var(--accent-gold);
        }
        .site-footer .footer-bottom .divider {
            margin: 0 8px;
            color: rgba(245, 242, 235, 0.25);
        }
        @media (max-width: 768px) {
            .site-footer {
                padding: 36px 0 20px;
                margin-top: 40px;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
        }

/* roulang page: category5 */
:root {
            --primary-dark: #19191E;
            --primary-deep: #1E1E24;
            --accent-orange: #E8562A;
            --accent-gold: #C99A3E;
            --bg-warm: #F5F2EB;
            --bg-card: #FFFFFF;
            --border-soft: #EDE6D8;
            --text-main: #19191E;
            --text-body: #4A4A52;
            --text-muted: #7A7A82;
            --text-light: #F5F2EB;
            --radius-lg: 18px;
            --radius-md: 14px;
            --radius-sm: 10px;
            --radius-pill: 999px;
            --shadow-card: 0 8px 24px rgba(25, 25, 30, 0.06);
            --shadow-hover: 0 14px 32px rgba(232, 86, 42, 0.12);
            --shadow-dark: 0 12px 32px rgba(0, 0, 0, 0.25);
            --gradient-brand: linear-gradient(135deg, #19191E 0%, #3A1E14 55%, #E8562A 100%);
            --gradient-accent: linear-gradient(135deg, #E8562A 0%, #C99A3E 100%);
            --transition-base: all 0.25s ease;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            background-color: var(--bg-warm);
            color: var(--text-body);
            line-height: 1.65;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: var(--accent-orange);
            text-decoration: none;
            transition: var(--transition-base);
        }
        a:hover {
            color: var(--primary-dark);
        }
        a:focus-visible {
            outline: 2px solid var(--accent-gold);
            outline-offset: 2px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container-fluid,
        .container {
            max-width: 1200px;
        }
        .section-gap {
            padding: 64px 0;
        }
        .section-gap-sm {
            padding: 40px 0;
        }
        .section-gap-xs {
            padding: 28px 0;
        }
        @media (max-width: 768px) {
            .section-gap {
                padding: 40px 0;
            }
            .section-gap-sm {
                padding: 28px 0;
            }
            .section-gap-xs {
                padding: 20px 0;
            }
        }
        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.06em;
            color: var(--accent-orange);
            background: rgba(232, 86, 42, 0.08);
            padding: 6px 16px;
            border-radius: var(--radius-pill);
            margin-bottom: 12px;
            text-transform: uppercase;
        }
        .section-label-light {
            background: rgba(201, 154, 62, 0.18);
            color: var(--accent-gold);
        }
        .section-title {
            font-size: 30px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.3;
            margin-bottom: 14px;
        }
        .section-title-light {
            color: var(--text-light);
        }
        .section-desc {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.75;
            margin-bottom: 28px;
        }
        .section-desc-light {
            color: rgba(245, 242, 235, 0.72);
        }
        @media (max-width: 768px) {
            .section-title {
                font-size: 24px;
            }
            .section-desc {
                font-size: 14px;
            }
        }

        /* Header / Navigation */
        .site-header {
            background-color: var(--primary-dark);
            padding: 0;
            position: sticky;
            top: 0;
            z-index: 1030;
            border-bottom: 1px solid rgba(255, 255, 255, 0.07);
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.2);
        }
        .site-header .navbar {
            padding: 0 16px;
        }
        .site-header .navbar-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            padding: 14px 0;
            letter-spacing: 0.02em;
        }
        .site-header .navbar-brand:hover {
            color: var(--accent-orange);
        }
        .site-header .navbar-brand .brand-icon {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: var(--gradient-brand);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #fff;
            flex-shrink: 0;
        }
        .site-header .navbar-nav .nav-link {
            color: rgba(255, 255, 255, 0.82);
            font-size: 14px;
            font-weight: 500;
            padding: 18px 16px;
            letter-spacing: 0.02em;
            position: relative;
            transition: var(--transition-base);
        }
        .site-header .navbar-nav .nav-link:hover {
            color: var(--accent-gold);
        }
        .site-header .navbar-nav .nav-link.active {
            color: var(--accent-gold);
        }
        .site-header .navbar-nav .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 8px;
            left: 16px;
            right: 16px;
            height: 2px;
            background: var(--accent-gold);
            border-radius: 2px;
        }
        .site-header .navbar-toggler {
            border: 1px solid rgba(255, 255, 255, 0.25);
            color: #fff;
            padding: 8px 10px;
            border-radius: 8px;
        }
        .site-header .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(201, 154, 62, 0.35);
        }
        .site-header .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(255,255,255,0.8)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }
        @media (max-width: 991px) {
            .site-header .navbar-collapse {
                background: var(--primary-deep);
                border-radius: 0 0 var(--radius-md) var(--radius-md);
                padding: 12px 16px;
                margin-top: 4px;
            }
            .site-header .navbar-nav .nav-link {
                padding: 12px 8px;
                border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            }
            .site-header .navbar-nav .nav-link:last-child {
                border-bottom: none;
            }
            .site-header .navbar-nav .nav-link.active::after {
                display: none;
            }
            .site-header .navbar-nav .nav-link.active {
                background: rgba(201, 154, 62, 0.12);
                border-radius: 8px;
            }
        }

        /* Breadcrumb */
        .breadcrumb-bar {
            background: transparent;
            padding: 18px 0 0;
            margin-bottom: 0;
        }
        .breadcrumb-bar .breadcrumb {
            margin: 0;
            font-size: 13px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
        }
        .breadcrumb-bar .breadcrumb a {
            color: var(--text-muted);
            text-decoration: none;
            transition: var(--transition-base);
            font-weight: 500;
        }
        .breadcrumb-bar .breadcrumb a:hover {
            color: var(--accent-orange);
        }
        .breadcrumb-bar .breadcrumb .separator {
            color: #C9C5BD;
            font-size: 12px;
        }
        .breadcrumb-bar .breadcrumb .current {
            color: var(--text-main);
            font-weight: 600;
        }

        /* Category Hero (light, not full-width dark) */
        .category-hero {
            padding: 28px 0 36px;
            background: linear-gradient(180deg, #F5F2EB 0%, #FDFBF7 100%);
            border-bottom: 1px solid var(--border-soft);
        }
        .category-hero h1 {
            font-size: 38px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.25;
            margin-bottom: 14px;
            letter-spacing: -0.01em;
        }
        .category-hero .hero-summary {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            padding: 18px 22px;
            max-width: 860px;
            box-shadow: var(--shadow-card);
        }
        .category-hero .hero-summary .summary-icon {
            width: 42px;
            height: 42px;
            border-radius: var(--radius-sm);
            background: var(--gradient-brand);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 20px;
            flex-shrink: 0;
        }
        .category-hero .hero-summary p {
            margin: 0;
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.75;
        }
        @media (max-width: 768px) {
            .category-hero h1 {
                font-size: 28px;
            }
            .category-hero .hero-summary {
                flex-direction: column;
                padding: 16px;
            }
            .category-hero .hero-summary .summary-icon {
                width: 36px;
                height: 36px;
                font-size: 16px;
            }
            .category-hero .hero-summary p {
                font-size: 14px;
            }
        }

        /* Pill filter bar */
        .pill-bar {
            padding: 20px 0;
            background: var(--bg-card);
            border-bottom: 1px solid var(--border-soft);
            position: relative;
            overflow: hidden;
        }
        .pill-bar .pill-scroll {
            display: flex;
            gap: 12px;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
            padding: 2px 0;
        }
        .pill-bar .pill-scroll::-webkit-scrollbar {
            display: none;
        }
        .pill-bar .pill-item {
            flex-shrink: 0;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 20px;
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-weight: 500;
            color: var(--text-body);
            background: #F5F0E6;
            border: 1px solid var(--border-soft);
            transition: var(--transition-base);
            white-space: nowrap;
            cursor: default;
            user-select: none;
        }
        .pill-bar .pill-item:hover {
            background: rgba(232, 86, 42, 0.08);
            border-color: rgba(232, 86, 42, 0.25);
            color: var(--accent-orange);
        }
        .pill-bar .pill-item.active {
            background: var(--gradient-accent);
            color: #fff;
            border-color: transparent;
            font-weight: 600;
            box-shadow: 0 4px 14px rgba(232, 86, 42, 0.28);
        }

        /* Community post cards */
        .community-posts {
            padding: 48px 0;
        }
        .community-post-card {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            padding: 22px 24px;
            margin-bottom: 18px;
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
            display: flex;
            gap: 18px;
            align-items: flex-start;
        }
        .community-post-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
            border-color: rgba(232, 86, 42, 0.22);
        }
        .community-post-card .post-avatar {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            background: var(--gradient-brand);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 20px;
            flex-shrink: 0;
        }
        .community-post-card .post-body {
            flex: 1;
            min-width: 0;
        }
        .community-post-card .post-meta {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 12px;
            color: var(--text-muted);
            margin-bottom: 8px;
        }
        .community-post-card .post-meta .post-tag {
            display: inline-block;
            padding: 3px 12px;
            border-radius: var(--radius-pill);
            font-size: 11px;
            font-weight: 600;
            background: rgba(232, 86, 42, 0.08);
            color: var(--accent-orange);
            letter-spacing: 0.03em;
        }
        .community-post-card .post-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 8px;
            line-height: 1.4;
            transition: var(--transition-base);
        }
        .community-post-card .post-title:hover {
            color: var(--accent-orange);
        }
        .community-post-card .post-excerpt {
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.7;
            margin-bottom: 12px;
        }
        .community-post-card .post-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 10px;
            font-size: 13px;
            color: var(--text-muted);
        }
        .community-post-card .post-footer .post-stats {
            display: flex;
            gap: 16px;
        }
        .community-post-card .post-footer .post-stats span {
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }
        .community-post-card .post-footer .read-more {
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-orange);
            display: inline-flex;
            align-items: center;
            gap: 5px;
            transition: var(--transition-base);
        }
        .community-post-card .post-footer .read-more:hover {
            color: var(--primary-dark);
            gap: 8px;
        }
        @media (max-width: 576px) {
            .community-post-card {
                flex-direction: column;
                padding: 18px;
            }
            .community-post-card .post-avatar {
                width: 40px;
                height: 40px;
                font-size: 16px;
            }
            .community-post-card .post-title {
                font-size: 16px;
            }
            .community-post-card .post-excerpt {
                font-size: 13px;
            }
        }

        /* Stats badges */
        .stats-badges-section {
            padding: 36px 0;
            background: var(--primary-deep);
            border-radius: var(--radius-lg);
            margin: 24px 0;
            position: relative;
            overflow: hidden;
        }
        .stats-badges-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--gradient-accent);
        }
        .stats-badges-section .stat-badge {
            text-align: center;
            padding: 20px 12px;
            color: var(--text-light);
        }
        .stats-badges-section .stat-badge .stat-number {
            font-size: 36px;
            font-weight: 700;
            color: #fff;
            line-height: 1.2;
            letter-spacing: -0.02em;
            margin-bottom: 6px;
        }
        .stats-badges-section .stat-badge .stat-label {
            font-size: 13px;
            color: rgba(245, 242, 235, 0.7);
            letter-spacing: 0.02em;
        }
        @media (max-width: 768px) {
            .stats-badges-section .stat-badge .stat-number {
                font-size: 28px;
            }
            .stats-badges-section .stat-badge .stat-label {
                font-size: 12px;
            }
        }

        /* Hot topics */
        .hot-topics-section {
            padding: 40px 0;
        }
        .hot-topic-card {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            padding: 20px 22px;
            height: 100%;
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .hot-topic-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
            border-color: rgba(232, 86, 42, 0.2);
        }
        .hot-topic-card .topic-rank {
            font-size: 28px;
            font-weight: 700;
            color: var(--accent-orange);
            line-height: 1;
            opacity: 0.85;
        }
        .hot-topic-card .topic-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.45;
        }
        .hot-topic-card .topic-meta {
            font-size: 12px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 10px;
        }

        /* Subscribe bar */
        .subscribe-bar {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            padding: 32px 36px;
            box-shadow: var(--shadow-card);
            margin: 36px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 18px;
        }
        .subscribe-bar .subscribe-info {
            display: flex;
            align-items: center;
            gap: 14px;
        }
        .subscribe-bar .subscribe-info .sub-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            background: rgba(232, 86, 42, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--accent-orange);
            flex-shrink: 0;
        }
        .subscribe-bar .subscribe-info h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            margin: 0 0 4px;
        }
        .subscribe-bar .subscribe-info p {
            margin: 0;
            font-size: 13px;
            color: var(--text-muted);
        }
        .subscribe-bar .subscribe-form {
            display: flex;
            gap: 10px;
            flex-shrink: 0;
        }
        .subscribe-bar .subscribe-form input {
            min-width: 260px;
            padding: 11px 18px;
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-sm);
            font-size: 14px;
            color: var(--text-main);
            background: #FDFBF7;
            outline: none;
            transition: var(--transition-base);
        }
        .subscribe-bar .subscribe-form input:focus {
            border-color: var(--accent-orange);
            box-shadow: 0 0 0 3px rgba(232, 86, 42, 0.12);
        }
        .subscribe-bar .subscribe-form .btn-subscribe {
            padding: 11px 24px;
            background: var(--gradient-accent);
            color: #fff;
            border: none;
            border-radius: var(--radius-pill);
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition-base);
            white-space: nowrap;
        }
        .subscribe-bar .subscribe-form .btn-subscribe:hover {
            box-shadow: 0 6px 18px rgba(232, 86, 42, 0.35);
            transform: translateY(-1px);
        }
        .subscribe-bar .subscribe-form .btn-subscribe:focus-visible {
            outline: 2px solid var(--accent-gold);
            outline-offset: 2px;
        }
        @media (max-width: 768px) {
            .subscribe-bar {
                flex-direction: column;
                align-items: stretch;
                padding: 24px 18px;
            }
            .subscribe-bar .subscribe-form {
                flex-direction: column;
            }
            .subscribe-bar .subscribe-form input {
                min-width: auto;
                width: 100%;
            }
        }

        /* Related articles */
        .related-articles {
            padding: 40px 0;
        }
        .related-card {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .related-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .related-card .related-img-wrap {
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: #E8E2D5;
            position: relative;
        }
        .related-card .related-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition-base);
        }
        .related-card:hover .related-img-wrap img {
            transform: scale(1.04);
        }
        .related-card .related-body {
            padding: 16px 18px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .related-card .related-tag {
            font-size: 11px;
            font-weight: 600;
            color: var(--accent-orange);
            letter-spacing: 0.04em;
            margin-bottom: 6px;
        }
        .related-card .related-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.45;
            margin-bottom: 8px;
        }
        .related-card .related-title a {
            color: var(--text-main);
        }
        .related-card .related-title a:hover {
            color: var(--accent-orange);
        }
        .related-card .related-meta {
            font-size: 12px;
            color: var(--text-muted);
            margin-top: auto;
        }

        /* Load more */
        .load-more-section {
            padding: 24px 0 48px;
            text-align: center;
        }
        .btn-load-more {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 13px 34px;
            border-radius: var(--radius-pill);
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
            background: var(--bg-card);
            border: 1.5px solid var(--text-main);
            cursor: pointer;
            transition: var(--transition-base);
        }
        .btn-load-more:hover {
            background: var(--primary-dark);
            color: #fff;
            border-color: var(--primary-dark);
        }
        .btn-load-more:focus-visible {
            outline: 2px solid var(--accent-gold);
            outline-offset: 2px;
        }

        /* FAQ */
        .faq-section {
            padding: 48px 0 64px;
            background: #FDFBF7;
        }
        .faq-list .accordion-item {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md) !important;
            margin-bottom: 12px;
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
        }
        .faq-list .accordion-item:hover {
            border-color: rgba(232, 86, 42, 0.22);
        }
        .faq-list .accordion-button {
            padding: 18px 22px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
            background: var(--bg-card);
            border: none;
            box-shadow: none;
            border-radius: var(--radius-md);
            position: relative;
            transition: var(--transition-base);
        }
        .faq-list .accordion-button:not(.collapsed) {
            background: var(--bg-card);
            color: var(--accent-orange);
            box-shadow: none;
            border-left: 3px solid var(--accent-orange);
        }
        .faq-list .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(232, 86, 42, 0.12);
            border-color: var(--accent-orange);
        }
        .faq-list .accordion-button .faq-arrow {
            margin-left: auto;
            transition: transform 0.3s ease;
            font-size: 14px;
            color: var(--text-muted);
        }
        .faq-list .accordion-button:not(.collapsed) .faq-arrow {
            transform: rotate(180deg);
            color: var(--accent-orange);
        }
        .faq-list .accordion-body {
            padding: 16px 22px 20px;
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.75;
            border-top: 1px solid var(--border-soft);
        }

        /* Footer */
        .site-footer {
            background: var(--primary-dark);
            color: rgba(245, 242, 235, 0.75);
            padding: 52px 0 0;
            border-top: 3px solid rgba(201, 154, 62, 0.35);
        }
        .site-footer .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }
        .site-footer .footer-brand .brand-icon-sm {
            width: 34px;
            height: 34px;
            border-radius: 9px;
            background: var(--gradient-brand);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: #fff;
            flex-shrink: 0;
        }
        .site-footer p {
            font-size: 14px;
            line-height: 1.75;
            color: rgba(245, 242, 235, 0.65);
            margin-bottom: 0;
        }
        .site-footer h5 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }
        .site-footer .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer .footer-links li {
            margin-bottom: 8px;
        }
        .site-footer .footer-links a {
            font-size: 13px;
            color: rgba(245, 242, 235, 0.65);
            transition: var(--transition-base);
        }
        .site-footer .footer-links a:hover {
            color: var(--accent-gold);
        }
        .site-footer .footer-bottom {
            margin-top: 36px;
            padding: 16px 0;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            font-size: 12px;
            color: rgba(245, 242, 235, 0.5);
        }
        .site-footer .footer-bottom a {
            color: rgba(245, 242, 235, 0.6);
            font-size: 12px;
            transition: var(--transition-base);
        }
        .site-footer .footer-bottom a:hover {
            color: var(--accent-gold);
        }
        .site-footer .footer-bottom .divider {
            margin: 0 8px;
            color: rgba(245, 242, 235, 0.3);
        }
        @media (max-width: 768px) {
            .site-footer {
                padding: 36px 0 0;
            }
            .site-footer .footer-bottom {
                font-size: 11px;
            }
        }

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