/* roulang page: index */
:root {
            --color-primary: #0E1512;
            --color-primary-800: #1C2A25;
            --color-primary-700: #24332D;
            --color-accent: #C9A35C;
            --color-accent-hover: #B8924A;
            --color-accent-light: #E8D9B8;
            --color-bg: #F6F4EF;
            --color-surface: #FFFFFF;
            --color-text: #1A1F1C;
            --color-muted: #6B726E;
            --color-border: #E3DED3;
            --color-white: #FFFFFF;
            --radius-card: 16px;
            --radius-btn: 999px;
            --radius-nav: 999px;
            --radius-input: 12px;
            --radius-img: 12px;
            --shadow-card: 0 8px 24px rgba(15, 20, 18, 0.06);
            --shadow-hover: 0 16px 40px rgba(15, 20, 18, 0.12);
            --shadow-accent: 0 8px 24px rgba(201, 163, 92, 0.25);
            --transition: 0.25s ease;
            --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans CJK SC", sans-serif;
            --max-width: 1200px;
            --section-spacing: 100px;
            --section-spacing-mobile: 56px;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-stack);
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text);
            background: var(--color-bg);
            overflow-x: hidden;
        }
        a {
            color: var(--color-text);
            text-decoration: none;
            transition: color var(--transition), background var(--transition), border-color var(--transition);
        }
        a:hover {
            color: var(--color-accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-img);
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }
        button:focus,
        a:focus,
        input:focus,
        select:focus,
        textarea:focus {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }
        ::selection {
            background: var(--color-accent-light);
            color: var(--color-primary);
        }
        .container {
            max-width: var(--max-width) !important;
            padding-left: 24px !important;
            padding-right: 24px !important;
        }
        @media (max-width: 575.98px) {
            .container {
                padding-left: 16px !important;
                padding-right: 16px !important;
            }
        }

        /* ===== Section spacing ===== */
        .section {
            padding: var(--section-spacing) 0;
        }
        @media (max-width: 767.98px) {
            .section {
                padding: var(--section-spacing-mobile) 0;
            }
        }
        .section-sm {
            padding: 60px 0;
        }
        .section-dark {
            background: var(--color-primary);
            color: #E8E5DE;
        }
        .section-accent-bg {
            background: #F0E9DB;
        }
        .section-light {
            background: var(--color-surface);
        }

        /* ===== Section titles ===== */
        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            color: var(--color-accent);
            text-transform: uppercase;
            margin-bottom: 12px;
        }
        .section-title {
            font-size: clamp(26px, 3.5vw, 40px);
            font-weight: 800;
            line-height: 1.25;
            color: var(--color-primary);
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }
        .section-title.text-white {
            color: var(--color-white);
        }
        .section-desc {
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-muted);
            max-width: 680px;
            margin: 0 auto 40px;
        }
        .section-desc.text-white-muted {
            color: #B8C0BB;
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            padding: 16px 24px 0;
            pointer-events: none;
        }
        .site-header .nav-container {
            pointer-events: auto;
            max-width: var(--max-width);
            margin: 0 auto;
            background: rgba(14, 21, 18, 0.88);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-radius: var(--radius-nav);
            padding: 8px 16px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            border: 1px solid rgba(201, 163, 92, 0.2);
            transition: all var(--transition);
        }
        .site-header.scrolled .nav-container {
            background: rgba(14, 21, 18, 0.96);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
            padding: 6px 16px;
        }
        .brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: var(--color-white);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }
        .brand .brand-icon {
            width: 38px;
            height: 38px;
            background: var(--color-accent);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--color-primary);
            flex-shrink: 0;
        }
        .brand:hover {
            color: var(--color-accent);
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
            flex-wrap: nowrap;
        }
        .nav-menu li a {
            display: block;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: #D0D5D2;
            border-radius: var(--radius-nav);
            white-space: nowrap;
            letter-spacing: 0.03em;
            transition: all var(--transition);
        }
        .nav-menu li a:hover {
            color: var(--color-accent);
            background: rgba(201, 163, 92, 0.1);
        }
        .nav-menu li a.active {
            color: var(--color-accent);
            background: rgba(201, 163, 92, 0.15);
            font-weight: 600;
        }
        .nav-menu li a.active::after {
            content: '';
            display: block;
            width: 20px;
            height: 2px;
            background: var(--color-accent);
            margin: 2px auto 0;
            border-radius: 2px;
        }
        .hamburger-btn {
            display: none;
            background: transparent;
            border: 2px solid rgba(255, 255, 255, 0.3);
            border-radius: 50%;
            width: 40px;
            height: 40px;
            color: var(--color-white);
            font-size: 18px;
            cursor: pointer;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            transition: all var(--transition);
        }
        .hamburger-btn:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }
        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: 80px;
            left: 16px;
            right: 16px;
            background: rgba(14, 21, 18, 0.97);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-radius: 24px;
            padding: 20px;
            z-index: 999;
            border: 1px solid rgba(201, 163, 92, 0.25);
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
        }
        .mobile-nav-panel.open {
            display: block;
        }
        .mobile-nav-panel ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .mobile-nav-panel ul li a {
            display: block;
            padding: 14px 16px;
            font-size: 16px;
            color: #D0D5D2;
            border-radius: 12px;
            transition: all var(--transition);
            border-left: 3px solid transparent;
        }
        .mobile-nav-panel ul li a:hover,
        .mobile-nav-panel ul li a.active {
            color: var(--color-accent);
            background: rgba(201, 163, 92, 0.1);
            border-left-color: var(--color-accent);
        }
        @media (max-width: 991.98px) {
            .nav-menu {
                display: none;
            }
            .hamburger-btn {
                display: flex;
            }
            .brand {
                font-size: 18px;
            }
            .brand .brand-icon {
                width: 34px;
                height: 34px;
                font-size: 16px;
            }
        }
        @media (max-width: 575.98px) {
            .site-header {
                padding: 12px 12px 0;
            }
            .mobile-nav-panel {
                top: 72px;
                left: 12px;
                right: 12px;
            }
        }

        /* ===== Hero ===== */
        .hero-section {
            min-height: 100vh;
            display: flex;
            align-items: center;
            position: relative;
            padding: 140px 0 80px;
            background: var(--color-primary);
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            opacity: 0.35;
            z-index: 0;
        }
        .hero-section::after {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(14, 21, 18, 0.72);
            z-index: 0;
        }
        .hero-inner {
            position: relative;
            z-index: 1;
            width: 100%;
            text-align: center;
        }
        .hero-badge {
            display: inline-block;
            padding: 8px 22px;
            background: rgba(201, 163, 92, 0.15);
            border: 1px solid rgba(201, 163, 92, 0.4);
            border-radius: var(--radius-nav);
            font-size: 13px;
            font-weight: 600;
            color: var(--color-accent);
            letter-spacing: 0.06em;
            margin-bottom: 24px;
        }
        .hero-title {
            font-size: clamp(36px, 5vw, 60px);
            font-weight: 800;
            line-height: 1.18;
            color: var(--color-white);
            margin-bottom: 20px;
            letter-spacing: -0.02em;
            max-width: 900px;
            margin-left: auto;
            margin-right: auto;
        }
        .hero-title .highlight {
            color: var(--color-accent);
            position: relative;
        }
        .hero-subtitle {
            font-size: clamp(16px, 2vw, 19px);
            line-height: 1.8;
            color: #C5CBC8;
            max-width: 720px;
            margin: 0 auto 32px;
            font-weight: 400;
        }
        .hero-cta-group {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
            margin-bottom: 48px;
        }
        .btn-custom {
            padding: 14px 32px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.03em;
            transition: all var(--transition);
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            cursor: pointer;
            border: none;
        }
        .btn-primary-custom {
            background: var(--color-accent);
            color: var(--color-primary);
            box-shadow: var(--shadow-accent);
        }
        .btn-primary-custom:hover {
            background: var(--color-accent-hover);
            color: var(--color-primary);
            transform: translateY(-2px);
            box-shadow: 0 12px 32px rgba(201, 163, 92, 0.35);
        }
        .btn-outline-custom {
            background: transparent;
            color: var(--color-white);
            border: 2px solid rgba(255, 255, 255, 0.45);
        }
        .btn-outline-custom:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: var(--color-accent);
            color: var(--color-accent);
            transform: translateY(-2px);
        }
        .btn-custom .arrow-icon {
            transition: transform var(--transition);
        }
        .btn-custom:hover .arrow-icon {
            transform: translateX(4px);
        }
        .hero-stage-card {
            max-width: 760px;
            margin: 0 auto;
            background: rgba(14, 21, 18, 0.55);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid rgba(201, 163, 92, 0.3);
            border-radius: 24px;
            padding: 36px 32px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }
        .hero-stage-item {
            text-align: center;
            flex: 1;
            min-width: 120px;
        }
        .hero-stage-item .stage-num {
            font-size: 36px;
            font-weight: 800;
            color: var(--color-accent);
            line-height: 1.2;
        }
        .hero-stage-item .stage-label {
            font-size: 14px;
            color: #B8C0BB;
            margin-top: 4px;
        }
        .hero-stage-divider {
            width: 1px;
            height: 48px;
            background: rgba(255, 255, 255, 0.2);
        }
        .hero-value-sides {
            display: flex;
            gap: 20px;
            justify-content: center;
            flex-wrap: wrap;
            margin-top: 32px;
        }
        .hero-value-chip {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 20px;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: var(--radius-nav);
            font-size: 13px;
            color: #D0D5D2;
            transition: all var(--transition);
        }
        .hero-value-chip i {
            color: var(--color-accent);
            font-size: 14px;
        }
        .hero-value-chip:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }
        @media (max-width: 767.98px) {
            .hero-section {
                padding: 110px 0 60px;
                min-height: auto;
            }
            .hero-stage-card {
                padding: 24px 16px;
                gap: 12px;
            }
            .hero-stage-item .stage-num {
                font-size: 28px;
            }
            .hero-stage-divider {
                height: 32px;
            }
            .hero-title {
                font-size: 32px;
            }
            .btn-custom {
                padding: 12px 24px;
                font-size: 14px;
                width: 100%;
                justify-content: center;
            }
        }

        /* ===== Category entry cards ===== */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 24px;
        }
        .category-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
            gap: 12px;
            text-decoration: none;
            color: var(--color-text);
            position: relative;
            overflow: hidden;
        }
        .category-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: var(--color-accent);
            border-radius: var(--radius-card) var(--radius-card) 0 0;
            opacity: 0;
            transition: opacity var(--transition);
        }
        .category-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: var(--color-accent);
            color: var(--color-text);
        }
        .category-card:hover::before {
            opacity: 1;
        }
        .category-card .cat-icon {
            width: 48px;
            height: 48px;
            background: rgba(201, 163, 92, 0.12);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--color-accent);
        }
        .category-card .cat-title {
            font-size: 19px;
            font-weight: 700;
            color: var(--color-primary);
        }
        .category-card .cat-desc {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.7;
            flex-grow: 1;
        }
        .category-card .cat-link-text {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-accent);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .category-card .cat-link-text i {
            transition: transform var(--transition);
        }
        .category-card:hover .cat-link-text i {
            transform: translateX(4px);
        }

        /* ===== Cards & content ===== */
        .content-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .content-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: var(--color-accent);
        }
        .content-card .card-img-wrap {
            overflow: hidden;
            aspect-ratio: 16/9;
            position: relative;
        }
        .content-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
            border-radius: 0;
        }
        .content-card:hover .card-img-wrap img {
            transform: scale(1.05);
        }
        .content-card .card-body {
            padding: 20px 22px;
            display: flex;
            flex-direction: column;
            gap: 10px;
            flex-grow: 1;
        }
        .card-badge-group {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }
        .card-badge {
            display: inline-block;
            padding: 4px 14px;
            background: rgba(201, 163, 92, 0.12);
            color: var(--color-accent-hover);
            font-size: 12px;
            font-weight: 600;
            border-radius: var(--radius-nav);
            letter-spacing: 0.04em;
        }
        .card-title {
            font-size: 19px;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.4;
        }
        .card-text {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.75;
            flex-grow: 1;
        }
        .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: var(--color-muted);
            padding-top: 8px;
            border-top: 1px solid var(--color-border);
        }
        .card-meta .read-more-link {
            font-weight: 600;
            color: var(--color-accent);
            display: flex;
            align-items: center;
            gap: 4px;
            font-size: 14px;
        }
        .card-meta .read-more-link i {
            transition: transform var(--transition);
        }
        .content-card:hover .read-more-link i {
            transform: translateX(4px);
        }

        /* ===== Stats ===== */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            text-align: center;
        }
        .stat-item .stat-num {
            font-size: clamp(44px, 5.5vw, 64px);
            font-weight: 800;
            color: var(--color-accent);
            line-height: 1.15;
            letter-spacing: -0.02em;
        }
        .stat-item .stat-label {
            font-size: 15px;
            color: #B8C0BB;
            margin-top: 8px;
        }
        @media (max-width: 767.98px) {
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
            .stat-item .stat-num {
                font-size: 36px;
            }
        }

        /* ===== News list ===== */
        .news-layout {
            display: grid;
            grid-template-columns: 1.6fr 1fr;
            gap: 32px;
        }
        .news-main-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .news-item {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 18px 20px;
            display: flex;
            align-items: flex-start;
            justify-content: space-between;
            gap: 16px;
            transition: all var(--transition);
        }
        .news-item:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-card);
        }
        .news-item-content {
            display: flex;
            flex-direction: column;
            gap: 6px;
            flex: 1;
        }
        .news-item-date {
            font-size: 13px;
            color: var(--color-muted);
            font-weight: 500;
        }
        .news-item-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.4;
        }
        .news-item-excerpt {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.7;
        }
        .news-item .read-more-link {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-accent);
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .news-sidebar {
            background: var(--color-primary-800);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            color: #D0D5D2;
            height: fit-content;
        }
        .news-sidebar h4 {
            color: var(--color-accent);
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 16px;
        }
        .news-sidebar-item {
            padding: 12px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            display: flex;
            gap: 10px;
            align-items: flex-start;
        }
        .news-sidebar-item:last-child {
            border-bottom: none;
        }
        .news-sidebar-item .side-num {
            font-size: 22px;
            font-weight: 800;
            color: var(--color-accent);
            flex-shrink: 0;
            line-height: 1.2;
        }
        .news-sidebar-item .side-title {
            font-size: 14px;
            color: #D0D5D2;
            line-height: 1.5;
        }
        @media (max-width: 991.98px) {
            .news-layout {
                grid-template-columns: 1fr;
            }
        }

        /* ===== Steps / Timeline ===== */
        .step-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .step-item {
            display: flex;
            gap: 20px;
            align-items: flex-start;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 22px 24px;
            transition: all var(--transition);
        }
        .step-item:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-card);
        }
        .step-number {
            width: 48px;
            height: 48px;
            background: var(--color-accent);
            color: var(--color-primary);
            font-size: 20px;
            font-weight: 800;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }
        .step-content .step-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 6px;
        }
        .step-content .step-desc {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.75;
        }

        /* ===== FAQ ===== */
        .faq-accordion .accordion-item {
            border: 1px solid var(--color-border);
            border-radius: 12px !important;
            margin-bottom: 12px;
            background: var(--color-surface);
            overflow: hidden;
            box-shadow: 0 2px 8px rgba(15, 20, 18, 0.03);
        }
        .faq-accordion .accordion-button {
            background: var(--color-surface);
            color: var(--color-primary);
            font-weight: 600;
            font-size: 16px;
            padding: 18px 20px;
            border: none;
            box-shadow: none;
            border-radius: 12px !important;
            display: flex;
            align-items: center;
            gap: 12px;
            transition: all var(--transition);
        }
        .faq-accordion .accordion-button:not(.collapsed) {
            background: #FBF9F5;
            color: var(--color-primary);
            box-shadow: none;
        }
        .faq-accordion .accordion-button::after {
            content: '+';
            background: none;
            font-size: 24px;
            font-weight: 400;
            color: var(--color-accent);
            width: auto;
            height: auto;
            transform: rotate(0deg);
            transition: transform var(--transition);
            flex-shrink: 0;
        }
        .faq-accordion .accordion-button:not(.collapsed)::after {
            transform: rotate(45deg);
            color: var(--color-accent);
        }
        .faq-accordion .accordion-button:focus {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
            box-shadow: none;
        }
        .faq-accordion .accordion-body {
            padding: 0 20px 20px;
            font-size: 15px;
            color: var(--color-muted);
            line-height: 1.8;
            background: #FBF9F5;
            border-radius: 0 0 12px 12px;
        }
        .faq-accordion .faq-accent-bar {
            width: 3px;
            height: 24px;
            background: var(--color-accent);
            border-radius: 2px;
            flex-shrink: 0;
            transition: height var(--transition);
        }
        .faq-accordion .accordion-button:not(.collapsed) .faq-accent-bar {
            height: 32px;
        }

        /* ===== CTA / Download ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--color-primary) 0%, #1C2A25 100%);
            border-radius: 24px;
            padding: 60px 40px;
            text-align: center;
            color: var(--color-white);
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -80px;
            width: 280px;
            height: 280px;
            background: rgba(201, 163, 92, 0.12);
            border-radius: 50%;
        }
        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -60px;
            left: -40px;
            width: 200px;
            height: 200px;
            background: rgba(201, 163, 92, 0.08);
            border-radius: 50%;
        }
        .cta-section .cta-title {
            font-size: clamp(24px, 3vw, 34px);
            font-weight: 800;
            color: var(--color-white);
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
        }
        .cta-section .cta-desc {
            font-size: 16px;
            color: #C5CBC8;
            max-width: 600px;
            margin: 0 auto 28px;
            line-height: 1.8;
            position: relative;
            z-index: 1;
        }
        .cta-section .btn-group {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }

        /* ===== Comparison table ===== */
        .comparison-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .comparison-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            transition: all var(--transition);
            position: relative;
        }
        .comparison-card.featured {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-accent);
        }
        .comparison-card.featured::before {
            content: '推荐';
            position: absolute;
            top: -12px;
            left: 24px;
            background: var(--color-accent);
            color: var(--color-primary);
            font-size: 12px;
            font-weight: 700;
            padding: 4px 14px;
            border-radius: var(--radius-nav);
            letter-spacing: 0.04em;
        }
        .comparison-card .comp-title {
            font-size: 19px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 6px;
        }
        .comp-list {
            list-style: none;
            padding: 0;
            margin: 16px 0 20px;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .comp-list li {
            font-size: 14px;
            color: var(--color-muted);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .comp-list li i.fa-check {
            color: var(--color-accent);
            font-size: 13px;
        }
        .comp-list li i.fa-minus {
            color: #C5CBC8;
            font-size: 13px;
        }
        .comparison-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        @media (max-width: 991.98px) {
            .comparison-grid {
                grid-template-columns: 1fr;
                max-width: 480px;
                margin: 0 auto;
            }
        }

        /* ===== Reviews wall ===== */
        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 20px;
        }
        .review-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 22px 20px;
            transition: all var(--transition);
        }
        .review-card:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-card);
            transform: translateY(-3px);
        }
        .review-stars {
            color: var(--color-accent);
            font-size: 14px;
            margin-bottom: 10px;
        }
        .review-text {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.75;
            margin-bottom: 12px;
        }
        .review-author {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-primary);
        }

        /* ===== Theme grid ===== */
        .theme-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 16px;
        }
        .theme-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: 12px;
            padding: 18px 20px;
            transition: all var(--transition);
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .theme-card:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-card);
            transform: translateY(-3px);
        }
        .theme-card .theme-icon {
            width: 40px;
            height: 40px;
            background: rgba(201, 163, 92, 0.12);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-accent);
            font-size: 18px;
            flex-shrink: 0;
        }
        .theme-card .theme-name {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-primary);
        }

        /* ===== Contact form ===== */
        .contact-layout {
            display: grid;
            grid-template-columns: 1fr 1.2fr;
            gap: 40px;
            align-items: start;
        }
        .contact-info-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .contact-info-item {
            display: flex;
            gap: 14px;
            align-items: flex-start;
        }
        .contact-info-item .ci-icon {
            width: 44px;
            height: 44px;
            background: rgba(201, 163, 92, 0.12);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-accent);
            font-size: 18px;
            flex-shrink: 0;
        }
        .contact-info-item .ci-label {
            font-size: 13px;
            color: var(--color-muted);
        }
        .contact-info-item .ci-value {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-primary);
        }
        .contact-form {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 32px 28px;
            box-shadow: var(--shadow-card);
        }
        .contact-form .form-label {
            font-weight: 600;
            color: var(--color-primary);
            font-size: 14px;
        }
        .contact-form .form-control,
        .contact-form .form-select {
            border: 1px solid var(--color-border);
            border-radius: var(--radius-input);
            padding: 12px 16px;
            font-size: 15px;
            color: var(--color-text);
            transition: all var(--transition);
            background: #FBF9F5;
        }
        .contact-form .form-control:focus,
        .contact-form .form-select:focus {
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(201, 163, 92, 0.15);
            outline: none;
        }
        .contact-form .btn-submit {
            width: 100%;
            padding: 14px;
            background: var(--color-accent);
            color: var(--color-primary);
            border: none;
            border-radius: var(--radius-btn);
            font-size: 16px;
            font-weight: 700;
            letter-spacing: 0.03em;
            cursor: pointer;
            transition: all var(--transition);
        }
        .contact-form .btn-submit:hover {
            background: var(--color-accent-hover);
            transform: translateY(-2px);
            box-shadow: var(--shadow-accent);
        }
        @media (max-width: 991.98px) {
            .contact-layout {
                grid-template-columns: 1fr;
            }
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--color-primary);
            color: #B8C0BB;
            padding: 60px 0 30px;
            margin-top: 80px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand-name {
            font-size: 22px;
            font-weight: 800;
            color: var(--color-white);
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 12px;
        }
        .footer-brand-name .brand-icon {
            width: 36px;
            height: 36px;
            background: var(--color-accent);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: var(--color-primary);
        }
        .footer-brand-desc {
            font-size: 14px;
            line-height: 1.8;
            color: #9AA39E;
        }
        .footer-col-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--color-white);
            margin-bottom: 16px;
            letter-spacing: 0.03em;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col ul li a {
            color: #9AA39E;
            font-size: 14px;
            transition: color var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--color-accent);
        }
        .footer-contact-list {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
            font-size: 14px;
            color: #9AA39E;
        }
        .footer-contact-list li {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-contact-list i {
            color: var(--color-accent);
            font-size: 14px;
            width: 18px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            text-align: center;
            font-size: 13px;
            color: #7A8380;
        }
        .footer-bottom a {
            color: #9AA39E;
        }
        .footer-bottom a:hover {
            color: var(--color-accent);
        }
        .footer-bottom .sep {
            margin: 0 8px;
            color: #4A5350;
        }
        @media (max-width: 991.98px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 575.98px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .site-footer {
                padding: 40px 0 20px;
                margin-top: 48px;
            }
        }

        /* ===== Animations ===== */
        .fade-up {
            opacity: 0;
            transform: translateY(24px);
            transition: opacity 0.6s ease, transform 0.6s ease;
        }
        .fade-up.visible {
            opacity: 1;
            transform: translateY(0);
        }
        .fade-up-delay-1 {
            transition-delay: 0.1s;
        }
        .fade-up-delay-2 {
            transition-delay: 0.2s;
        }
        .fade-up-delay-3 {
            transition-delay: 0.3s;
        }
        @media (prefers-reduced-motion: reduce) {
            .fade-up {
                opacity: 1;
                transform: none;
                transition: none;
            }
            html {
                scroll-behavior: auto;
            }
            *,
            *::before,
            *::after {
                animation-duration: 0.01ms !important;
                transition-duration: 0.01ms !important;
            }
        }

        /* ===== Misc ===== */
        .text-accent {
            color: var(--color-accent);
        }
        .bg-primary-dark {
            background: var(--color-primary);
        }
        .divider-line {
            width: 100%;
            height: 1px;
            background: var(--color-border);
            margin: 40px 0;
        }
        .pill-tag {
            display: inline-block;
            padding: 6px 16px;
            background: rgba(201, 163, 92, 0.12);
            color: var(--color-accent-hover);
            font-size: 12px;
            font-weight: 600;
            border-radius: var(--radius-nav);
            letter-spacing: 0.05em;
            border: 1px solid rgba(201, 163, 92, 0.25);
        }
        .brand-intro-text {
            font-size: 16px;
            line-height: 2;
            color: var(--color-muted);
            max-width: 820px;
        }
        .deep-content-section {
            background: var(--color-surface);
        }

/* roulang page: category1 */
:root {
            --color-primary: #0E1512;
            --color-primary-800: #1C2A25;
            --color-primary-700: #24332D;
            --color-accent: #C9A35C;
            --color-accent-hover: #B8924A;
            --color-accent-light: #E8D9B8;
            --color-bg: #F6F4EF;
            --color-surface: #FFFFFF;
            --color-text: #1A1F1C;
            --color-muted: #6B726E;
            --color-border: #E3DED3;
            --color-white: #FFFFFF;
            --radius-card: 16px;
            --radius-btn: 999px;
            --radius-nav: 999px;
            --radius-input: 12px;
            --radius-img: 12px;
            --shadow-card: 0 8px 24px rgba(15, 20, 18, 0.06);
            --shadow-hover: 0 16px 40px rgba(15, 20, 18, 0.12);
            --shadow-accent: 0 8px 24px rgba(201, 163, 92, 0.25);
            --transition: 0.25s ease;
            --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans CJK SC", sans-serif;
            --max-width: 1200px;
            --section-spacing: 100px;
            --section-spacing-mobile: 56px;
        }

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

        body {
            font-family: var(--font-stack);
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text);
            background: var(--color-bg);
            overflow-x: hidden;
        }

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

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

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-img);
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }

        button:focus,
        a:focus,
        input:focus,
        select:focus,
        textarea:focus {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

        .container {
            max-width: var(--max-width) !important;
            padding-left: 24px !important;
            padding-right: 24px !important;
        }

        @media (max-width: 576px) {
            .container {
                padding-left: 16px !important;
                padding-right: 16px !important;
            }
        }

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

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

        .section-sm {
            padding: 60px 0;
        }

        .section-dark {
            background: var(--color-primary);
            color: #E8E5DE;
        }

        .section-accent-bg {
            background: #F0E9DB;
        }

        .section-light {
            background: var(--color-surface);
        }

        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            color: var(--color-accent);
            text-transform: uppercase;
            margin-bottom: 12px;
        }

        .section-title {
            font-size: clamp(26px, 3.5vw, 40px);
            font-weight: 800;
            line-height: 1.25;
            color: var(--color-primary);
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }

        .section-title.text-white {
            color: var(--color-white);
        }

        .section-desc {
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-muted);
            max-width: 680px;
            margin: 0 auto 40px;
        }

        .section-desc.text-white-muted {
            color: #B8C0BB;
        }

        /* Header / Nav */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            padding: 16px 24px 0;
            pointer-events: none;
        }

        .site-header .nav-container {
            pointer-events: auto;
            max-width: var(--max-width);
            margin: 0 auto;
            background: rgba(14, 21, 18, 0.88);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-radius: var(--radius-nav);
            padding: 8px 16px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            border: 1px solid rgba(201, 163, 92, 0.2);
            transition: all var(--transition);
        }

        .site-header.scrolled .nav-container {
            background: rgba(14, 21, 18, 0.96);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
            padding: 6px 16px;
        }

        .brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: var(--color-white);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }

        .brand .brand-icon {
            width: 38px;
            height: 38px;
            background: var(--color-accent);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--color-primary);
            flex-shrink: 0;
        }

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

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-menu li a {
            display: block;
            padding: 8px 16px;
            font-size: 14px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.8);
            border-radius: 999px;
            transition: color var(--transition), background var(--transition);
            white-space: nowrap;
        }

        .nav-menu li a:hover {
            color: var(--color-accent);
            background: rgba(201, 163, 92, 0.1);
        }

        .nav-menu li a.active {
            color: var(--color-accent);
            background: rgba(201, 163, 92, 0.18);
            font-weight: 600;
        }

        .nav-toggle {
            display: none;
            background: transparent;
            border: none;
            color: var(--color-white);
            font-size: 22px;
            cursor: pointer;
            padding: 6px 10px;
            border-radius: 8px;
            transition: background var(--transition);
        }

        .nav-toggle:hover {
            background: rgba(201, 163, 92, 0.15);
        }

        /* Breadcrumb */
        .breadcrumb-wrapper {
            padding-top: 120px;
            padding-bottom: 0;
            background: var(--color-bg);
        }

        .breadcrumb-custom {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--color-muted);
            list-style: none;
            margin: 0;
            padding: 0;
            flex-wrap: wrap;
        }

        .breadcrumb-custom li {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .breadcrumb-custom li:not(:last-child)::after {
            content: "/";
            color: var(--color-border);
            font-weight: 400;
        }

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

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

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

        /* Category Hero */
        .category-hero {
            position: relative;
            padding: 56px 0 64px;
            background: var(--color-primary);
            color: var(--color-white);
            overflow: hidden;
            border-radius: 0 0 32px 32px;
        }

        .category-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            opacity: 0.25;
            z-index: 0;
        }

        .category-hero::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(14, 21, 18, 0.92) 0%, rgba(14, 21, 18, 0.65) 50%, rgba(14, 21, 18, 0.85) 100%);
            z-index: 1;
        }

        .category-hero .container {
            position: relative;
            z-index: 2;
        }

        .category-hero .hero-badge {
            display: inline-block;
            background: rgba(201, 163, 92, 0.2);
            color: var(--color-accent);
            border: 1px solid rgba(201, 163, 92, 0.4);
            padding: 6px 18px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.05em;
            margin-bottom: 20px;
        }

        .category-hero h1 {
            font-size: clamp(34px, 5vw, 52px);
            font-weight: 800;
            line-height: 1.2;
            color: var(--color-white);
            margin-bottom: 20px;
            letter-spacing: -0.01em;
        }

        .category-hero .hero-desc {
            font-size: 17px;
            line-height: 1.8;
            color: #C5CDC8;
            max-width: 720px;
        }

        .category-hero .hero-stats {
            display: flex;
            gap: 40px;
            margin-top: 32px;
            flex-wrap: wrap;
        }

        .category-hero .hero-stat {
            display: flex;
            flex-direction: column;
            gap: 2px;
            border-left: 2px solid var(--color-accent);
            padding-left: 16px;
        }

        .category-hero .hero-stat .stat-number {
            font-size: 32px;
            font-weight: 800;
            color: var(--color-accent);
            line-height: 1.1;
        }

        .category-hero .hero-stat .stat-label {
            font-size: 13px;
            color: #B8C0BB;
            letter-spacing: 0.04em;
        }

        /* Filter Tags */
        .filter-bar {
            padding: 24px 0;
            background: var(--color-surface);
            border-bottom: 1px solid var(--color-border);
        }

        .filter-tags {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            align-items: center;
        }

        .filter-tag {
            display: inline-block;
            padding: 6px 18px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 500;
            background: transparent;
            border: 1px solid var(--color-border);
            color: var(--color-muted);
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .filter-tag:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background: rgba(201, 163, 92, 0.06);
        }

        .filter-tag.active {
            background: var(--color-accent);
            color: var(--color-primary);
            border-color: var(--color-accent);
            font-weight: 600;
        }

        /* Article Cards */
        .articles-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            padding: 48px 0 32px;
        }

        .article-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
            display: flex;
            flex-direction: column;
        }

        .article-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: var(--color-accent);
        }

        .article-card .card-image {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            border-radius: 0;
        }

        .article-card .card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
            transition: transform var(--transition);
        }

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

        .article-card .card-image .badge-overlay {
            position: absolute;
            top: 12px;
            left: 12px;
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
        }

        .article-card .card-badge {
            display: inline-block;
            background: var(--color-accent);
            color: var(--color-primary);
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 0.04em;
        }

        .article-card .card-body {
            padding: 20px 20px 24px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .article-card .card-date {
            font-size: 13px;
            color: var(--color-muted);
            margin-bottom: 8px;
            letter-spacing: 0.02em;
        }

        .article-card .card-title {
            font-size: 20px;
            font-weight: 700;
            color: var(--color-text);
            line-height: 1.4;
            margin-bottom: 10px;
        }

        .article-card .card-title a {
            color: inherit;
        }

        .article-card .card-title a:hover {
            color: var(--color-accent);
        }

        .article-card .card-excerpt {
            font-size: 14px;
            line-height: 1.7;
            color: var(--color-muted);
            margin-bottom: 16px;
            flex: 1;
        }

        .article-card .read-more {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-accent);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: gap var(--transition), color var(--transition);
            align-self: flex-start;
        }

        .article-card .read-more:hover {
            color: var(--color-accent-hover);
            gap: 10px;
        }

        .article-card .read-more i {
            font-size: 13px;
        }

        /* Pagination */
        .pagination-custom {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 8px;
            padding: 16px 0 48px;
            flex-wrap: wrap;
        }

        .pagination-custom .page-dot {
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            font-size: 14px;
            font-weight: 600;
            border: 1px solid var(--color-border);
            color: var(--color-muted);
            transition: all var(--transition);
            cursor: pointer;
        }

        .pagination-custom .page-dot:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }

        .pagination-custom .page-dot.active {
            background: var(--color-accent);
            color: var(--color-primary);
            border-color: var(--color-accent);
            font-weight: 700;
        }

        .pagination-custom .page-dot.disabled {
            opacity: 0.4;
            cursor: not-allowed;
            pointer-events: none;
        }

        /* FAQ Section */
        .faq-section {
            background: var(--color-surface);
        }

        .accordion-custom {
            max-width: 800px;
            margin: 0 auto;
        }

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

        .accordion-custom .accordion-button {
            background: var(--color-surface);
            color: var(--color-text);
            font-weight: 700;
            font-size: 16px;
            padding: 18px 20px;
            border-radius: 12px !important;
            box-shadow: none !important;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
        }

        .accordion-custom .accordion-button:not(.collapsed) {
            background: var(--color-bg);
            color: var(--color-primary);
        }

        .accordion-custom .accordion-button::after {
            content: "\f067";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            font-size: 14px;
            background: none;
            color: var(--color-accent);
            transition: transform var(--transition);
        }

        .accordion-custom .accordion-button:not(.collapsed)::after {
            transform: rotate(45deg);
            color: var(--color-accent);
        }

        .accordion-custom .accordion-button:focus {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

        .accordion-custom .accordion-body {
            background: var(--color-bg);
            color: var(--color-muted);
            font-size: 15px;
            line-height: 1.8;
            padding: 16px 20px 20px;
        }

        /* CTA Section */
        .cta-section {
            background: var(--color-primary);
            color: var(--color-white);
            padding: 64px 0;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: "";
            position: absolute;
            top: -50%;
            right: -10%;
            width: 400px;
            height: 400px;
            background: rgba(201, 163, 92, 0.08);
            border-radius: 50%;
            z-index: 0;
        }

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

        .cta-section .cta-title {
            font-size: clamp(24px, 3vw, 36px);
            font-weight: 800;
            color: var(--color-white);
            margin-bottom: 12px;
        }

        .cta-section .cta-desc {
            font-size: 16px;
            color: #C5CDC8;
            max-width: 560px;
            margin-bottom: 24px;
        }

        .btn-gold {
            background: var(--color-accent);
            color: var(--color-primary);
            border: none;
            border-radius: var(--radius-btn);
            padding: 12px 28px;
            font-size: 15px;
            font-weight: 700;
            letter-spacing: 0.02em;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-gold:hover {
            background: var(--color-accent-hover);
            color: var(--color-primary);
            transform: translateY(-2px);
            box-shadow: var(--shadow-accent);
        }

        .btn-outline-gold {
            background: transparent;
            color: var(--color-accent);
            border: 2px solid var(--color-accent);
            border-radius: var(--radius-btn);
            padding: 10px 28px;
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.02em;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-outline-gold:hover {
            background: rgba(201, 163, 92, 0.1);
            color: var(--color-accent);
            transform: translateY(-2px);
        }

        /* Footer */
        .site-footer {
            background: var(--color-primary);
            color: #B8C0BB;
            padding: 64px 0 32px;
            border-top: 1px solid rgba(201, 163, 92, 0.15);
        }

        .site-footer .container {
            max-width: var(--max-width) !important;
        }

        .footer-top {
            margin-bottom: 32px;
        }

        .footer-logo {
            font-size: 22px;
            font-weight: 800;
            color: var(--color-white);
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }

        .footer-desc {
            font-size: 14px;
            line-height: 1.7;
            color: #9AA39D;
            margin-bottom: 16px;
            max-width: 360px;
        }

        .footer-social {
            display: flex;
            gap: 12px;
        }

        .footer-social a {
            width: 38px;
            height: 38px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            color: #B8C0BB;
            font-size: 16px;
            transition: all var(--transition);
        }

        .footer-social a:hover {
            background: rgba(201, 163, 92, 0.2);
            color: var(--color-accent);
        }

        .footer-heading {
            font-size: 15px;
            font-weight: 700;
            color: var(--color-white);
            margin-bottom: 16px;
            letter-spacing: 0.04em;
        }

        .footer-links {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-links li a,
        .footer-links li span {
            font-size: 14px;
            color: #9AA39D;
            transition: color var(--transition);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 24px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            font-size: 13px;
            color: #7B847E;
        }

        .footer-bottom a {
            color: #7B847E;
            transition: color var(--transition);
        }

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

        .footer-bottom .legal-links {
            display: flex;
            gap: 16px;
            align-items: center;
            flex-wrap: wrap;
        }

        /* Responsive */
        @media (max-width: 992px) {
            .articles-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .nav-menu {
                display: none;
                position: absolute;
                top: calc(100% + 8px);
                left: 0;
                right: 0;
                background: rgba(14, 21, 18, 0.96);
                border-radius: 24px;
                padding: 16px;
                flex-direction: column;
                align-items: stretch;
                gap: 4px;
                border: 1px solid rgba(201, 163, 92, 0.25);
                backdrop-filter: blur(16px);
                -webkit-backdrop-filter: blur(16px);
            }

            .nav-menu.show {
                display: flex;
            }

            .nav-menu li a {
                padding: 10px 16px;
                font-size: 15px;
                border-radius: 12px;
            }

            .nav-toggle {
                display: block;
            }

            .category-hero {
                padding: 40px 0 48px;
            }

            .category-hero .hero-stats {
                gap: 20px;
            }

            .category-hero .hero-stat .stat-number {
                font-size: 24px;
            }

            .articles-grid {
                grid-template-columns: 1fr;
                gap: 16px;
                padding: 32px 0 24px;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }

            .footer-bottom .legal-links {
                justify-content: center;
            }
        }

        @media (max-width: 576px) {
            .site-header {
                padding: 10px 12px 0;
            }

            .site-header .nav-container {
                padding: 6px 10px;
                gap: 8px;
            }

            .brand {
                font-size: 17px;
            }

            .brand .brand-icon {
                width: 32px;
                height: 32px;
                font-size: 15px;
            }

            .breadcrumb-wrapper {
                padding-top: 100px;
            }

            .category-hero h1 {
                font-size: 30px;
            }

            .category-hero .hero-desc {
                font-size: 15px;
            }

            .filter-tag {
                padding: 5px 14px;
                font-size: 12px;
            }
        }

        /* Reduced Motion */
        @media (prefers-reduced-motion: reduce) {
            html {
                scroll-behavior: auto;
            }
            *,
            *::before,
            *::after {
                animation-duration: 0.01ms !important;
                animation-iteration-count: 1 !important;
                transition-duration: 0.01ms !important;
            }
        }

.advantage-list-item {
                display: flex;
                gap: 14px;
                align-items: flex-start;
                padding: 18px 16px;
                background: var(--color-bg);
                border: 1px solid var(--color-border);
                border-radius: 14px;
                transition: all var(--transition);
                height: 100%;
            }
            .advantage-list-item:hover {
                border-color: var(--color-accent);
                box-shadow: var(--shadow-card);
            }
            .adv-icon {
                width: 40px;
                height: 40px;
                flex-shrink: 0;
                border-radius: 50%;
                background: var(--color-accent-light);
                color: var(--color-primary);
                display: flex;
                align-items: center;
                justify-content: center;
                font-size: 18px;
            }
            .adv-title {
                font-size: 16px;
                font-weight: 700;
                color: var(--color-primary);
                margin-bottom: 4px;
            }
            .adv-text {
                font-size: 14px;
                color: var(--color-muted);
                line-height: 1.7;
                margin-bottom: 0;
            }
            .related-cat-item {
                display: block;
                padding: 14px 18px;
                background: var(--color-surface);
                border: 1px solid var(--color-border);
                border-radius: 14px;
                transition: all var(--transition);
                margin-bottom: 12px;
                color: var(--color-text);
            }
            .related-cat-item:hover {
                border-color: var(--color-accent);
                color: var(--color-primary);
                box-shadow: var(--shadow-card);
                transform: translateY(-2px);
            }

/* roulang page: category3 */
:root {
            --color-primary: #0E1512;
            --color-primary-800: #1C2A25;
            --color-primary-700: #24332D;
            --color-accent: #C9A35C;
            --color-accent-hover: #B8924A;
            --color-accent-light: #E8D9B8;
            --color-bg: #F6F4EF;
            --color-surface: #FFFFFF;
            --color-text: #1A1F1C;
            --color-muted: #6B726E;
            --color-border: #E3DED3;
            --color-white: #FFFFFF;
            --radius-card: 16px;
            --radius-btn: 999px;
            --radius-nav: 999px;
            --radius-input: 12px;
            --radius-img: 12px;
            --shadow-card: 0 8px 24px rgba(15, 20, 18, 0.06);
            --shadow-hover: 0 16px 40px rgba(15, 20, 18, 0.12);
            --shadow-accent: 0 8px 24px rgba(201, 163, 92, 0.25);
            --transition: 0.25s ease;
            --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans CJK SC", sans-serif;
            --max-width: 1200px;
            --section-spacing: 100px;
            --section-spacing-mobile: 56px;
        }

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

        body {
            font-family: var(--font-stack);
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text);
            background: var(--color-bg);
            overflow-x: hidden;
        }

        a {
            color: var(--color-text);
            text-decoration: none;
            transition: color var(--transition), background var(--transition), border-color var(--transition);
        }
        a:hover {
            color: var(--color-accent);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-img);
        }

        button, input, select, textarea {
            font-family: inherit;
            font-size: inherit;
        }
        button:focus, a:focus, input:focus, select:focus, textarea:focus {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

        .container {
            max-width: var(--max-width) !important;
            padding-left: 24px !important;
            padding-right: 24px !important;
        }

        .section {
            padding: var(--section-spacing) 0;
        }
        .section-sm {
            padding: 60px 0;
        }
        .section-dark {
            background: var(--color-primary);
            color: #E8E5DE;
        }
        .section-accent-bg {
            background: #F0E9DB;
        }
        .section-light {
            background: var(--color-surface);
        }

        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            color: var(--color-accent);
            text-transform: uppercase;
            margin-bottom: 12px;
        }
        .section-title {
            font-size: clamp(26px, 3.5vw, 40px);
            font-weight: 800;
            line-height: 1.25;
            color: var(--color-primary);
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }
        .section-title.text-white {
            color: var(--color-white);
        }
        .section-desc {
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-muted);
            max-width: 680px;
            margin: 0 auto 40px;
        }
        .section-desc.text-white-muted {
            color: #B8C0BB;
        }

        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            padding: 16px 24px 0;
            pointer-events: none;
        }
        .site-header .nav-container {
            pointer-events: auto;
            max-width: var(--max-width);
            margin: 0 auto;
            background: rgba(14, 21, 18, 0.88);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-radius: var(--radius-nav);
            padding: 8px 16px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            border: 1px solid rgba(201, 163, 92, 0.2);
            transition: all var(--transition);
        }
        .site-header.scrolled .nav-container {
            background: rgba(14, 21, 18, 0.96);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
            padding: 6px 16px;
        }
        .brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: var(--color-white);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }
        .brand .brand-icon {
            width: 38px;
            height: 38px;
            background: var(--color-accent);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--color-primary);
            flex-shrink: 0;
        }
        .brand:hover {
            color: var(--color-accent);
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-menu li a {
            display: block;
            padding: 8px 16px;
            font-size: 14px;
            font-weight: 500;
            color: #C9CECB;
            border-radius: 999px;
            white-space: nowrap;
            transition: all var(--transition);
        }
        .nav-menu li a:hover {
            color: var(--color-accent);
            background: rgba(201, 163, 92, 0.08);
        }
        .nav-menu li a.active {
            color: var(--color-white);
            background: rgba(201, 163, 92, 0.2);
            font-weight: 600;
        }
        .nav-menu li a.active::after {
            content: '';
            display: block;
            width: 20px;
            height: 2px;
            background: var(--color-accent);
            margin: 4px auto 0;
            border-radius: 2px;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--color-white);
            font-size: 24px;
            cursor: pointer;
            padding: 6px 10px;
            border-radius: 8px;
            transition: background var(--transition);
            pointer-events: auto;
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.1);
            color: var(--color-accent);
        }

        .breadcrumb-wrap {
            padding-top: 100px;
            padding-bottom: 16px;
            background: var(--color-bg);
        }
        .breadcrumb-custom {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--color-muted);
            flex-wrap: wrap;
        }
        .breadcrumb-custom a {
            color: var(--color-muted);
            transition: color var(--transition);
        }
        .breadcrumb-custom a:hover {
            color: var(--color-accent);
        }
        .breadcrumb-custom .separator {
            color: var(--color-border);
            font-size: 12px;
        }
        .breadcrumb-custom .current {
            color: var(--color-primary);
            font-weight: 600;
        }

        .category-hero {
            position: relative;
            padding: 72px 0 80px;
            background: var(--color-primary);
            overflow: hidden;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            opacity: 0.3;
            z-index: 1;
        }
        .category-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(14,21,18,0.92) 0%, rgba(14,21,18,0.7) 100%);
            z-index: 2;
        }
        .category-hero .container {
            position: relative;
            z-index: 3;
        }
        .category-hero .hero-badge {
            display: inline-block;
            padding: 6px 18px;
            background: rgba(201, 163, 92, 0.18);
            border: 1px solid rgba(201, 163, 92, 0.4);
            border-radius: 999px;
            font-size: 13px;
            font-weight: 600;
            color: var(--color-accent);
            margin-bottom: 20px;
            letter-spacing: 0.05em;
        }
        .category-hero h1 {
            font-size: clamp(32px, 4.5vw, 52px);
            font-weight: 800;
            line-height: 1.2;
            color: var(--color-white);
            margin-bottom: 20px;
            letter-spacing: -0.01em;
        }
        .category-hero .hero-desc {
            font-size: 17px;
            line-height: 1.9;
            color: #C9CECB;
            max-width: 680px;
            margin-bottom: 32px;
        }
        .category-hero .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .btn {
            border-radius: var(--radius-btn);
            padding: 12px 28px;
            font-size: 15px;
            font-weight: 600;
            transition: all var(--transition);
            border: 1px solid transparent;
        }
        .btn-accent {
            background: var(--color-accent);
            color: var(--color-primary);
            border-color: var(--color-accent);
        }
        .btn-accent:hover {
            background: var(--color-accent-hover);
            border-color: var(--color-accent-hover);
            color: var(--color-primary);
            transform: translateY(-2px);
            box-shadow: var(--shadow-accent);
        }
        .btn-outline-light {
            background: transparent;
            color: var(--color-white);
            border-color: rgba(255, 255, 255, 0.4);
        }
        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: rgba(255, 255, 255, 0.7);
            color: var(--color-white);
            transform: translateY(-2px);
        }
        .btn-outline-accent {
            background: transparent;
            color: var(--color-accent);
            border-color: var(--color-accent);
        }
        .btn-outline-accent:hover {
            background: rgba(201, 163, 92, 0.1);
            border-color: var(--color-accent-hover);
            color: var(--color-accent-hover);
            transform: translateY(-2px);
        }
        .btn-sm {
            padding: 8px 18px;
            font-size: 13px;
        }

        .filter-bar {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
            padding: 20px 0;
            border-bottom: 1px solid var(--color-border);
            margin-bottom: 32px;
        }
        .filter-bar .filter-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-muted);
            margin-right: 4px;
            white-space: nowrap;
        }
        .filter-bar .filter-tag {
            padding: 6px 16px;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: 999px;
            font-size: 13px;
            color: var(--color-muted);
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .filter-bar .filter-tag:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background: rgba(201, 163, 92, 0.06);
        }
        .filter-bar .filter-tag.active {
            background: var(--color-accent);
            border-color: var(--color-accent);
            color: var(--color-primary);
            font-weight: 600;
        }

        .card-article {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .card-article:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: var(--color-accent);
        }
        .card-article .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16/9;
            border-radius: 0;
        }
        .card-article .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
            transition: transform 0.5s ease;
        }
        .card-article:hover .card-img-wrap img {
            transform: scale(1.05);
        }
        .card-article .card-body {
            padding: 20px 24px 24px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .card-article .badge-list {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
            margin-bottom: 12px;
        }
        .badge-accent {
            display: inline-block;
            padding: 4px 12px;
            background: #F0E9DB;
            color: var(--color-primary);
            border-radius: 999px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.05em;
        }
        .badge-date {
            display: inline-block;
            padding: 4px 12px;
            background: #F3F1EC;
            color: var(--color-muted);
            border-radius: 999px;
            font-size: 12px;
        }
        .card-article .article-title {
            font-size: 19px;
            font-weight: 700;
            line-height: 1.45;
            color: var(--color-primary);
            margin-bottom: 10px;
            letter-spacing: -0.01em;
        }
        .card-article .article-excerpt {
            font-size: 14px;
            line-height: 1.8;
            color: var(--color-muted);
            margin-bottom: 16px;
            flex: 1;
        }
        .card-article .article-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 14px;
            border-top: 1px solid var(--color-border);
        }
        .card-article .article-date {
            font-size: 13px;
            color: var(--color-muted);
        }
        .btn-read-more {
            background: none;
            border: none;
            color: var(--color-accent);
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            padding: 0;
            display: flex;
            align-items: center;
            gap: 6px;
            transition: all var(--transition);
        }
        .btn-read-more i {
            transition: transform var(--transition);
            font-size: 13px;
        }
        .btn-read-more:hover {
            color: var(--color-accent-hover);
        }
        .btn-read-more:hover i {
            transform: translateX(4px);
        }

        .pagination-wrap {
            display: flex;
            justify-content: center;
            gap: 8px;
            margin-top: 40px;
            flex-wrap: wrap;
        }
        .pagination-wrap .page-link-custom {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            color: var(--color-text);
            font-size: 14px;
            font-weight: 500;
            transition: all var(--transition);
            cursor: pointer;
        }
        .pagination-wrap .page-link-custom:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            transform: translateY(-2px);
            box-shadow: var(--shadow-card);
        }
        .pagination-wrap .page-link-custom.active {
            background: var(--color-accent);
            border-color: var(--color-accent);
            color: var(--color-primary);
            font-weight: 700;
            box-shadow: var(--shadow-accent);
        }
        .pagination-wrap .page-link-custom.disabled {
            opacity: 0.4;
            cursor: not-allowed;
            pointer-events: none;
        }

        .stat-block {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 32px 28px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            height: 100%;
        }
        .stat-block:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--color-accent);
        }
        .stat-block .stat-number {
            font-size: 48px;
            font-weight: 800;
            line-height: 1.1;
            color: var(--color-primary);
            margin-bottom: 8px;
            letter-spacing: -0.02em;
        }
        .stat-block .stat-number .unit {
            font-size: 20px;
            font-weight: 600;
            color: var(--color-accent);
            margin-left: 2px;
        }
        .stat-block .stat-label {
            font-size: 14px;
            color: var(--color-muted);
            font-weight: 500;
        }

        .brand-section {
            background: var(--color-surface);
            border-radius: var(--radius-card);
            padding: 48px 40px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-card);
        }
        .brand-section .brand-text {
            font-size: 16px;
            line-height: 2;
            color: var(--color-text);
        }
        .brand-section .brand-text strong {
            color: var(--color-primary);
            font-weight: 700;
        }

        .accordion-custom .accordion-item {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: 12px !important;
            margin-bottom: 12px;
            overflow: hidden;
            box-shadow: none;
            transition: all var(--transition);
        }
        .accordion-custom .accordion-item:hover {
            border-color: var(--color-accent);
        }
        .accordion-custom .accordion-button {
            background: var(--color-surface);
            color: var(--color-text);
            font-weight: 600;
            font-size: 16px;
            padding: 18px 24px;
            border: none;
            box-shadow: none;
            border-radius: 12px !important;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: all var(--transition);
        }
        .accordion-custom .accordion-button:not(.collapsed) {
            background: var(--color-surface);
            color: var(--color-primary);
            border-bottom: 1px solid var(--color-border);
        }
        .accordion-custom .accordion-button:focus {
            outline: none;
            box-shadow: 0 0 0 2px var(--color-accent);
        }
        .accordion-custom .accordion-button .faq-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            background: var(--color-accent);
            color: var(--color-primary);
            border-radius: 50%;
            font-size: 13px;
            font-weight: 700;
            flex-shrink: 0;
            margin-right: 12px;
        }
        .accordion-custom .accordion-button .faq-icon {
            transition: transform var(--transition);
            font-size: 18px;
            color: var(--color-accent);
            flex-shrink: 0;
        }
        .accordion-custom .accordion-button:not(.collapsed) .faq-icon {
            transform: rotate(45deg);
        }
        .accordion-custom .accordion-body {
            background: #FAF8F4;
            color: var(--color-muted);
            font-size: 15px;
            line-height: 1.85;
            padding: 20px 24px;
        }

        .form-control-custom {
            background: #FAF8F4;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-input);
            padding: 12px 16px;
            font-size: 15px;
            color: var(--color-text);
            transition: all var(--transition);
            width: 100%;
        }
        .form-control-custom:focus {
            outline: none;
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(201, 163, 92, 0.15);
            background: var(--color-surface);
        }
        .form-label-custom {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
            display: block;
        }
        .form-group {
            margin-bottom: 18px;
        }

        .cta-section {
            background: var(--color-primary);
            border-radius: var(--radius-card);
            padding: 56px 40px;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(201,163,92,0.15) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-section h3 {
            font-size: 28px;
            font-weight: 800;
            color: var(--color-white);
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }
        .cta-section p {
            font-size: 15px;
            color: #B8C0BB;
            line-height: 1.8;
            margin-bottom: 24px;
            max-width: 600px;
        }

        .site-footer {
            background: var(--color-primary);
            color: #B8C0BB;
            padding: 60px 0 30px;
            margin-top: 60px;
        }
        .site-footer .footer-logo {
            font-size: 22px;
            font-weight: 800;
            color: var(--color-white);
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }
        .site-footer .footer-desc {
            font-size: 14px;
            line-height: 1.8;
            color: #9AA39E;
            margin-bottom: 20px;
        }
        .site-footer .footer-social {
            display: flex;
            gap: 10px;
        }
        .site-footer .footer-social a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: rgba(255, 255, 255, 0.08);
            border-radius: 50%;
            color: #C9CECB;
            font-size: 16px;
            transition: all var(--transition);
        }
        .site-footer .footer-social a:hover {
            background: var(--color-accent);
            color: var(--color-primary);
            transform: translateY(-3px);
        }
        .site-footer .footer-heading {
            font-size: 15px;
            font-weight: 700;
            color: var(--color-white);
            margin-bottom: 16px;
            letter-spacing: 0.03em;
        }
        .site-footer .footer-links {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .site-footer .footer-links li {
            margin-bottom: 8px;
        }
        .site-footer .footer-links a,
        .site-footer .footer-links span {
            font-size: 14px;
            color: #9AA39E;
            transition: color var(--transition);
        }
        .site-footer .footer-links a:hover {
            color: var(--color-accent);
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 20px;
            margin-top: 40px;
            font-size: 13px;
            color: #6B726E;
        }
        .site-footer .footer-bottom a {
            color: #9AA39E;
            transition: color var(--transition);
        }
        .site-footer .footer-bottom a:hover {
            color: var(--color-accent);
        }

        @media (max-width: 991.98px) {
            .nav-menu {
                position: fixed;
                top: 80px;
                left: 16px;
                right: 16px;
                background: rgba(14, 21, 18, 0.96);
                backdrop-filter: blur(14px);
                -webkit-backdrop-filter: blur(14px);
                border-radius: 24px;
                flex-direction: column;
                align-items: stretch;
                gap: 2px;
                padding: 16px;
                border: 1px solid rgba(201, 163, 92, 0.2);
                display: none;
                z-index: 999;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu li a {
                padding: 12px 16px;
                font-size: 15px;
                border-radius: 12px;
            }
            .nav-menu li a.active::after {
                display: none;
            }
            .nav-menu li a.active {
                border-left: 3px solid var(--color-accent);
                border-radius: 0 12px 12px 0;
            }
            .nav-toggle {
                display: block;
            }
            .category-hero {
                padding: 56px 0 56px;
            }
            .brand-section {
                padding: 32px 24px;
            }
            .cta-section {
                padding: 40px 24px;
            }
            .stat-block .stat-number {
                font-size: 36px;
            }
        }

        @media (max-width: 767.98px) {
            .container {
                padding-left: 16px !important;
                padding-right: 16px !important;
            }
            .section {
                padding: var(--section-spacing-mobile) 0;
            }
            .site-header {
                padding: 10px 12px 0;
            }
            .site-header .nav-container {
                padding: 6px 12px;
                border-radius: 20px;
            }
            .brand {
                font-size: 17px;
            }
            .brand .brand-icon {
                width: 32px;
                height: 32px;
                font-size: 15px;
            }
            .category-hero h1 {
                font-size: 30px;
            }
            .category-hero .hero-desc {
                font-size: 15px;
            }
            .card-article .card-body {
                padding: 16px 18px 20px;
            }
            .card-article .article-title {
                font-size: 17px;
            }
            .brand-section {
                padding: 24px 18px;
                border-radius: 12px;
            }
            .cta-section h3 {
                font-size: 22px;
            }
            .form-control-custom {
                padding: 10px 14px;
                font-size: 14px;
            }
            .btn {
                padding: 10px 22px;
                font-size: 14px;
            }
            .filter-bar {
                gap: 6px;
                padding: 14px 0;
            }
            .filter-bar .filter-tag {
                padding: 5px 12px;
                font-size: 12px;
            }
        }

        @media (max-width: 519.98px) {
            .category-hero h1 {
                font-size: 26px;
            }
            .category-hero .hero-desc {
                font-size: 14px;
            }
            .category-hero .hero-actions {
                flex-direction: column;
                width: 100%;
            }
            .category-hero .hero-actions .btn {
                width: 100%;
                text-align: center;
            }
            .stat-block {
                padding: 24px 16px;
            }
            .stat-block .stat-number {
                font-size: 30px;
            }
            .pagination-wrap .page-link-custom {
                width: 36px;
                height: 36px;
                font-size: 13px;
            }
            .breadcrumb-wrap {
                padding-top: 80px;
            }
        }

        @media (prefers-reduced-motion: reduce) {
            html {
                scroll-behavior: auto;
            }
            *, *::before, *::after {
                animation-duration: 0.01ms !important;
                animation-iteration-count: 1 !important;
                transition-duration: 0.01ms !important;
            }
        }

/* roulang page: category2 */
:root {
            --color-primary: #0E1512;
            --color-primary-800: #1C2A25;
            --color-primary-700: #24332D;
            --color-accent: #C9A35C;
            --color-accent-hover: #B8924A;
            --color-accent-light: #E8D9B8;
            --color-bg: #F6F4EF;
            --color-surface: #FFFFFF;
            --color-text: #1A1F1C;
            --color-muted: #6B726E;
            --color-border: #E3DED3;
            --color-white: #FFFFFF;
            --radius-card: 16px;
            --radius-btn: 999px;
            --radius-nav: 999px;
            --radius-input: 12px;
            --radius-img: 12px;
            --shadow-card: 0 8px 24px rgba(15, 20, 18, 0.06);
            --shadow-hover: 0 16px 40px rgba(15, 20, 18, 0.12);
            --shadow-accent: 0 8px 24px rgba(201, 163, 92, 0.25);
            --transition: 0.25s ease;
            --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans CJK SC", sans-serif;
            --max-width: 1200px;
            --section-spacing: 100px;
            --section-spacing-mobile: 56px;
        }

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

        body {
            font-family: var(--font-stack);
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text);
            background: var(--color-bg);
            overflow-x: hidden;
        }

        a {
            color: var(--color-text);
            text-decoration: none;
            transition: color var(--transition), background var(--transition), border-color var(--transition), opacity var(--transition);
        }

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

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-img);
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }

        button:focus,
        a:focus,
        input:focus,
        select:focus,
        textarea:focus {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

        .container {
            max-width: var(--max-width) !important;
            padding-left: 24px !important;
            padding-right: 24px !important;
        }

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

        .section-sm {
            padding: 60px 0;
        }

        .section-dark {
            background: var(--color-primary);
            color: #E8E5DE;
        }

        .section-accent-bg {
            background: #F0E9DB;
        }

        .section-light {
            background: var(--color-surface);
        }

        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            color: var(--color-accent);
            text-transform: uppercase;
            margin-bottom: 12px;
        }

        .section-title {
            font-size: clamp(26px, 3.5vw, 40px);
            font-weight: 800;
            line-height: 1.25;
            color: var(--color-primary);
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }

        .section-title.text-white {
            color: var(--color-white);
        }

        .section-desc {
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-muted);
            max-width: 680px;
            margin: 0 auto 40px;
        }

        .section-desc.text-white-muted {
            color: #B8C0BB;
        }

        /* Header / Nav */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            padding: 16px 24px 0;
            pointer-events: none;
        }

        .site-header .nav-container {
            pointer-events: auto;
            max-width: var(--max-width);
            margin: 0 auto;
            background: rgba(14, 21, 18, 0.88);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-radius: var(--radius-nav);
            padding: 8px 16px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            border: 1px solid rgba(201, 163, 92, 0.2);
            transition: all var(--transition);
        }

        .site-header.scrolled .nav-container {
            background: rgba(14, 21, 18, 0.96);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
            padding: 6px 16px;
        }

        .brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: var(--color-white);
            white-space: nowrap;
            letter-spacing: 0.02em;
            flex-shrink: 0;
        }

        .brand .brand-icon {
            width: 38px;
            height: 38px;
            background: var(--color-accent);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--color-primary);
            flex-shrink: 0;
        }

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

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
            flex-wrap: wrap;
            justify-content: flex-end;
        }

        .nav-menu li a {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            border-radius: var(--radius-btn);
            font-size: 14px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.82);
            white-space: nowrap;
            transition: all var(--transition);
        }

        .nav-menu li a:hover {
            color: var(--color-accent);
            background: rgba(201, 163, 92, 0.1);
        }

        .nav-menu li a.active {
            color: var(--color-accent);
            background: rgba(201, 163, 92, 0.15);
            font-weight: 600;
        }

        .nav-toggle {
            display: none;
            background: transparent;
            border: none;
            color: var(--color-white);
            font-size: 22px;
            cursor: pointer;
            pointer-events: auto;
            padding: 6px 10px;
            border-radius: 8px;
        }

        .nav-toggle:hover {
            color: var(--color-accent);
        }

        /* Breadcrumb */
        .breadcrumb-wrap {
            padding-top: 110px;
            padding-bottom: 20px;
            background: var(--color-bg);
        }

        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--color-muted);
            list-style: none;
            margin: 0;
            padding: 0;
            flex-wrap: wrap;
        }

        .breadcrumb-nav li {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .breadcrumb-nav a {
            color: var(--color-muted);
        }

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

        .breadcrumb-nav .separator {
            color: var(--color-border);
            font-size: 12px;
        }

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

        /* Category Hero */
        .category-hero {
            position: relative;
            padding: 70px 0 60px;
            background: var(--color-primary);
            overflow: hidden;
            border-radius: 0 0 32px 32px;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(14, 21, 18, 0.82);
            z-index: 1;
        }

        .category-hero .hero-content {
            position: relative;
            z-index: 2;
        }

        .category-hero .hero-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(201, 163, 92, 0.15);
            border: 1px solid rgba(201, 163, 92, 0.3);
            color: var(--color-accent);
            padding: 6px 16px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.06em;
            margin-bottom: 20px;
        }

        .category-hero h1 {
            font-size: clamp(32px, 4.5vw, 52px);
            font-weight: 800;
            line-height: 1.22;
            color: var(--color-white);
            margin-bottom: 18px;
            letter-spacing: -0.01em;
        }

        .category-hero .hero-desc {
            font-size: 16px;
            line-height: 1.8;
            color: #B8C0BB;
            max-width: 720px;
            margin-bottom: 28px;
        }

        .hero-stats-row {
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
            border-top: 1px solid rgba(201, 163, 92, 0.25);
            padding-top: 20px;
        }

        .hero-stat-item {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }

        .hero-stat-number {
            font-size: 28px;
            font-weight: 800;
            color: var(--color-accent);
            line-height: 1.2;
        }

        .hero-stat-label {
            font-size: 13px;
            color: #B8C0BB;
            letter-spacing: 0.04em;
        }

        /* Filter / Tag bar */
        .filter-bar {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
            padding: 16px 0;
            border-bottom: 1px solid var(--color-border);
            margin-bottom: 40px;
        }

        .filter-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: 999px;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            color: var(--color-muted);
            font-size: 13px;
            font-weight: 500;
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .filter-tag:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }

        .filter-tag.active {
            background: var(--color-accent);
            border-color: var(--color-accent);
            color: var(--color-primary);
            font-weight: 600;
        }

        /* Cards grid */
        .cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        .card-item {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
            height: 100%;
        }

        .card-item:hover {
            transform: translateY(-6px);
            border-color: var(--color-accent);
            box-shadow: var(--shadow-hover);
        }

        .card-image {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 9;
        }

        .card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
            border-radius: 0;
        }

        .card-item:hover .card-image img {
            transform: scale(1.05);
        }

        .card-badges {
            position: absolute;
            top: 12px;
            left: 12px;
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
        }

        .badge-tag {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            border-radius: 999px;
            background: rgba(201, 163, 92, 0.92);
            color: var(--color-primary);
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.03em;
        }

        .card-body {
            padding: 20px 22px 18px;
            display: flex;
            flex-direction: column;
            flex-grow: 1;
        }

        .card-date {
            font-size: 13px;
            color: var(--color-muted);
            margin-bottom: 8px;
            letter-spacing: 0.03em;
        }

        .card-title {
            font-size: 19px;
            font-weight: 700;
            line-height: 1.4;
            color: var(--color-primary);
            margin-bottom: 10px;
        }

        .card-title a {
            color: var(--color-primary);
        }

        .card-title a:hover {
            color: var(--color-accent);
        }

        .card-summary {
            font-size: 14px;
            line-height: 1.7;
            color: var(--color-muted);
            margin-bottom: 14px;
            flex-grow: 1;
        }

        .card-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-accent);
            transition: all var(--transition);
            align-self: flex-start;
        }

        .card-link i {
            font-size: 13px;
            transition: transform var(--transition);
        }

        .card-link:hover {
            color: var(--color-accent-hover);
        }

        .card-link:hover i {
            transform: translateX(4px);
        }

        /* Pagination */
        .pagination-wrap {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 8px;
            margin-top: 48px;
            flex-wrap: wrap;
        }

        .page-link-custom {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            color: var(--color-text);
            font-size: 14px;
            font-weight: 500;
            transition: all var(--transition);
            cursor: pointer;
        }

        .page-link-custom:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background: #FDFBF7;
        }

        .page-link-custom.active {
            background: var(--color-accent);
            border-color: var(--color-accent);
            color: var(--color-primary);
            font-weight: 700;
        }

        .page-link-custom.disabled {
            opacity: 0.4;
            pointer-events: none;
        }

        /* Insight panel */
        .insight-panel {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 32px 36px;
            box-shadow: var(--shadow-card);
        }

        .insight-panel .panel-title {
            font-size: 22px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 16px;
        }

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

        .insight-panel ul li {
            padding: 12px 0;
            border-bottom: 1px solid var(--color-border);
            display: flex;
            align-items: flex-start;
            gap: 12px;
            font-size: 15px;
            line-height: 1.7;
            color: var(--color-text);
        }

        .insight-panel ul li:last-child {
            border-bottom: none;
        }

        .insight-panel ul li .dot {
            flex-shrink: 0;
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--color-accent);
            margin-top: 10px;
        }

        /* FAQ */
        .accordion-custom .accordion-item {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: 12px;
            margin-bottom: 12px;
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

        .accordion-custom .accordion-header {
            margin: 0;
        }

        .accordion-custom .accordion-button {
            background: var(--color-surface);
            color: var(--color-primary);
            font-weight: 600;
            font-size: 16px;
            padding: 18px 24px;
            border: none;
            border-left: 3px solid var(--color-accent);
            border-radius: 0;
            box-shadow: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: all var(--transition);
        }

        .accordion-custom .accordion-button:not(.collapsed) {
            background: #FDFBF7;
            color: var(--color-primary);
            border-left-width: 5px;
            box-shadow: none;
        }

        .accordion-custom .accordion-button:focus {
            outline: none;
            box-shadow: 0 0 0 2px var(--color-accent);
            outline-offset: 2px;
        }

        .accordion-custom .accordion-button .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: rgba(201, 163, 92, 0.12);
            color: var(--color-accent);
            font-size: 14px;
            transition: transform var(--transition);
        }

        .accordion-custom .accordion-button:not(.collapsed) .faq-icon {
            transform: rotate(45deg);
            background: var(--color-accent);
            color: var(--color-primary);
        }

        .accordion-custom .accordion-body {
            background: var(--color-bg);
            color: var(--color-muted);
            font-size: 15px;
            line-height: 1.8;
            padding: 20px 24px;
            border-top: 1px solid var(--color-border);
        }

        /* CTA */
        .cta-box {
            background: var(--color-primary);
            border-radius: var(--radius-card);
            padding: 48px 48px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
            border: 1px solid rgba(201, 163, 92, 0.25);
        }

        .cta-box .cta-text h3 {
            font-size: 26px;
            font-weight: 800;
            color: var(--color-white);
            margin-bottom: 10px;
        }

        .cta-box .cta-text p {
            font-size: 15px;
            color: #B8C0BB;
            margin: 0;
        }

        .btn-gold {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: var(--color-accent);
            color: var(--color-primary);
            border: none;
            border-radius: var(--radius-btn);
            padding: 14px 32px;
            font-size: 15px;
            font-weight: 700;
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .btn-gold:hover {
            background: var(--color-accent-hover);
            transform: translateY(-2px);
            box-shadow: var(--shadow-accent);
            color: var(--color-primary);
        }

        .btn-outline-gold {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: transparent;
            color: var(--color-accent);
            border: 1px solid var(--color-accent);
            border-radius: var(--radius-btn);
            padding: 13px 28px;
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .btn-outline-gold:hover {
            background: rgba(201, 163, 92, 0.12);
            border-color: var(--color-accent-hover);
            color: var(--color-accent-hover);
        }

        /* Related categories */
        .related-cats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .related-cat-item {
            display: flex;
            align-items: center;
            gap: 12px;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 16px 20px;
            transition: all var(--transition);
            color: var(--color-text);
            cursor: pointer;
        }

        .related-cat-item:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-card);
            transform: translateY(-2px);
        }

        .related-cat-item .cat-icon {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(201, 163, 92, 0.15);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-accent);
            font-size: 14px;
            flex-shrink: 0;
        }

        .related-cat-item .cat-name {
            font-size: 14px;
            font-weight: 600;
            white-space: nowrap;
        }

        /* Footer */
        .site-footer {
            background: var(--color-primary);
            color: #B8C0BB;
            padding: 60px 0 24px;
            border-top: 1px solid rgba(201, 163, 92, 0.2);
        }

        .footer-logo {
            font-size: 22px;
            font-weight: 800;
            color: var(--color-white);
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }

        .footer-desc {
            font-size: 14px;
            line-height: 1.7;
            color: #B8C0BB;
            max-width: 320px;
        }

        .footer-social {
            display: flex;
            gap: 12px;
            margin-top: 16px;
        }

        .footer-social a {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(201, 163, 92, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #B8C0BB;
            font-size: 15px;
            transition: all var(--transition);
        }

        .footer-social a:hover {
            background: var(--color-accent);
            color: var(--color-primary);
        }

        .footer-heading {
            font-size: 16px;
            font-weight: 700;
            color: var(--color-white);
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }

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

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

        .footer-links a,
        .footer-links span {
            font-size: 14px;
            color: #B8C0BB;
            transition: color var(--transition);
        }

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

        .footer-divider {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            margin-top: 40px;
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: #8A908C;
        }

        .footer-divider a {
            color: #8A908C;
        }

        .footer-divider a:hover {
            color: var(--color-accent);
        }

        /* Reveal animations */
        .fade-up {
            opacity: 0;
            transform: translateY(24px);
            transition: opacity 0.6s ease, transform 0.6s ease;
        }

        .fade-up.visible {
            opacity: 1;
            transform: translateY(0);
        }

        @media (prefers-reduced-motion: reduce) {
            .fade-up {
                opacity: 1;
                transform: none;
                transition: none;
            }

            html {
                scroll-behavior: auto;
            }

            .card-item:hover {
                transform: none;
            }

            .card-item:hover .card-image img {
                transform: none;
            }
        }

        /* Responsive */
        @media (max-width: 992px) {
            .cards-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }

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

            .category-hero {
                padding: 50px 0 40px;
                border-radius: 0 0 24px 24px;
            }

            .section {
                padding: 70px 0;
            }

            .breadcrumb-wrap {
                padding-top: 95px;
            }
        }

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

            .site-header {
                padding: 10px 14px 0;
            }

            .site-header .nav-container {
                padding: 6px 12px;
                flex-wrap: wrap;
            }

            .nav-toggle {
                display: inline-flex;
            }

            .nav-menu {
                display: none;
                position: absolute;
                top: calc(100% + 8px);
                left: 14px;
                right: 14px;
                background: rgba(14, 21, 18, 0.98);
                backdrop-filter: blur(16px);
                border-radius: 24px;
                flex-direction: column;
                align-items: stretch;
                padding: 12px;
                border: 1px solid rgba(201, 163, 92, 0.2);
                box-shadow: 0 16px 48px rgba(0, 0, 0, 0.35);
                gap: 2px;
            }

            .nav-menu.open {
                display: flex;
            }

            .nav-menu li a {
                padding: 12px 18px;
                font-size: 15px;
                border-radius: 12px;
                width: 100%;
            }

            .nav-menu li a.active {
                border-left: 3px solid var(--color-accent);
            }

            .category-hero h1 {
                font-size: 30px;
                line-height: 1.3;
            }

            .hero-stats-row {
                gap: 20px;
            }

            .hero-stat-number {
                font-size: 22px;
            }

            .cards-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .related-cats-grid {
                grid-template-columns: 1fr;
            }

            .cta-box {
                padding: 32px 24px;
                flex-direction: column;
                text-align: center;
            }

            .section {
                padding: 50px 0;
            }

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

            .filter-bar {
                gap: 8px;
            }

            .filter-tag {
                padding: 6px 14px;
                font-size: 12px;
            }

            .insight-panel {
                padding: 20px 18px;
            }

            .footer-divider {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
        }

        @media (max-width: 576px) {
            .brand {
                font-size: 17px;
            }

            .brand .brand-icon {
                width: 32px;
                height: 32px;
                font-size: 15px;
            }

            .category-hero h1 {
                font-size: 26px;
            }

            .hero-desc {
                font-size: 15px;
            }

            .pagination-wrap {
                gap: 6px;
            }

            .page-link-custom {
                width: 36px;
                height: 36px;
                font-size: 13px;
            }
        }

/* roulang page: category4 */
:root {
    --color-primary: #0E1512;
    --color-primary-800: #1C2A25;
    --color-primary-700: #24332D;
    --color-accent: #C9A35C;
    --color-accent-hover: #B8924A;
    --color-accent-light: #E8D9B8;
    --color-bg: #F6F4EF;
    --color-surface: #FFFFFF;
    --color-text: #1A1F1C;
    --color-muted: #6B726E;
    --color-border: #E3DED3;
    --color-white: #FFFFFF;
    --radius-card: 16px;
    --radius-btn: 999px;
    --radius-nav: 999px;
    --radius-input: 12px;
    --radius-img: 12px;
    --shadow-card: 0 8px 24px rgba(15, 20, 18, 0.06);
    --shadow-hover: 0 16px 40px rgba(15, 20, 18, 0.12);
    --shadow-accent: 0 8px 24px rgba(201, 163, 92, 0.25);
    --transition: 0.25s ease;
    --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans CJK SC", sans-serif;
    --max-width: 1200px;
    --section-spacing: 100px;
    --section-spacing-mobile: 56px;
}

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

body {
    font-family: var(--font-stack);
    font-size: 16px;
    line-height: 1.8;
    color: var(--color-text);
    background: var(--color-bg);
    overflow-x: hidden;
}

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

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

img {
    max-width: 100%;
    height: auto;
    display: block;
    border-radius: var(--radius-img);
}

button,
input,
select,
textarea {
    font-family: inherit;
    font-size: inherit;
}

button:focus,
a:focus,
input:focus,
select:focus,
textarea:focus {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

.container {
    max-width: var(--max-width) !important;
    padding-left: 24px !important;
    padding-right: 24px !important;
}

@media (max-width: 767.98px) {
    .container {
        padding-left: 16px !important;
        padding-right: 16px !important;
    }
    :root {
        --section-spacing: var(--section-spacing-mobile);
    }
    .section {
        padding: var(--section-spacing-mobile) 0;
    }
}

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

.section-sm {
    padding: 60px 0;
}

.section-dark {
    background: var(--color-primary);
    color: #E8E5DE;
}

.section-light {
    background: var(--color-surface);
}

.section-accent-bg {
    background: #F0E9DB;
}

.section-label {
    display: inline-block;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.08em;
    color: var(--color-accent);
    text-transform: uppercase;
    margin-bottom: 12px;
}

.section-title {
    font-size: clamp(26px, 3.5vw, 40px);
    font-weight: 800;
    line-height: 1.25;
    color: var(--color-primary);
    margin-bottom: 16px;
    letter-spacing: -0.01em;
}

.section-title.text-white {
    color: var(--color-white);
}

.section-desc {
    font-size: 16px;
    line-height: 1.8;
    color: var(--color-muted);
    max-width: 680px;
    margin: 0 auto 40px;
}

.section-desc.text-white-muted {
    color: #B8C0BB;
}

/* ===== Header / Nav ===== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 24px 0;
    pointer-events: none;
}

.site-header .nav-container {
    pointer-events: auto;
    max-width: var(--max-width);
    margin: 0 auto;
    background: rgba(14, 21, 18, 0.88);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-radius: var(--radius-nav);
    padding: 8px 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    border: 1px solid rgba(201, 163, 92, 0.2);
    transition: all var(--transition);
}

.site-header.scrolled .nav-container {
    background: rgba(14, 21, 18, 0.96);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
    padding: 6px 16px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 20px;
    font-weight: 800;
    color: var(--color-white);
    white-space: nowrap;
    letter-spacing: 0.02em;
}

.brand .brand-icon {
    width: 38px;
    height: 38px;
    background: var(--color-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: var(--color-primary);
    flex-shrink: 0;
}

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

.nav-menu {
    display: flex;
    align-items: center;
    gap: 4px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-menu li a {
    display: inline-block;
    padding: 8px 14px;
    font-size: 14px;
    font-weight: 500;
    color: #D6D8D6;
    border-radius: 999px;
    transition: all var(--transition);
    position: relative;
    white-space: nowrap;
}

.nav-menu li a:hover {
    color: var(--color-accent);
    background: rgba(201, 163, 92, 0.1);
}

.nav-menu li a.active {
    color: var(--color-accent);
    background: rgba(201, 163, 92, 0.15);
    font-weight: 600;
}

.nav-menu li a.active::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    transform: translateX(-50%);
    width: 16px;
    height: 2px;
    background: var(--color-accent);
    border-radius: 2px;
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--color-white);
    font-size: 22px;
    cursor: pointer;
    padding: 6px 10px;
    border-radius: 8px;
    transition: color var(--transition);
}

.nav-toggle:hover {
    color: var(--color-accent);
}

@media (max-width: 991.98px) {
    .nav-toggle {
        display: block;
    }

    .nav-menu {
        display: none;
        position: absolute;
        top: calc(100% + 12px);
        left: 16px;
        right: 16px;
        background: rgba(14, 21, 18, 0.97);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        border-radius: 24px;
        padding: 16px;
        flex-direction: column;
        align-items: stretch;
        gap: 2px;
        border: 1px solid rgba(201, 163, 92, 0.2);
        box-shadow: 0 16px 48px rgba(0, 0, 0, 0.3);
    }

    .nav-menu.open {
        display: flex;
    }

    .nav-menu li a {
        display: block;
        padding: 12px 16px;
        font-size: 15px;
        border-radius: 12px;
    }

    .nav-menu li a.active::after {
        display: none;
    }

    .nav-menu li a.active {
        border-left: 3px solid var(--color-accent);
        background: rgba(201, 163, 92, 0.12);
    }
}

/* ===== Breadcrumb ===== */
.breadcrumb-section {
    padding-top: 120px;
    padding-bottom: 0;
    background: transparent;
    margin-bottom: -20px;
}

.breadcrumb-custom {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--color-muted);
    list-style: none;
    margin: 0;
    padding: 0;
    flex-wrap: wrap;
}

.breadcrumb-custom li {
    display: flex;
    align-items: center;
    gap: 8px;
}

.breadcrumb-custom li:not(:last-child)::after {
    content: '/';
    color: var(--color-border);
    margin: 0 4px;
    font-size: 13px;
}

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

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

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

/* ===== Category Hero ===== */
.category-hero {
    position: relative;
    min-height: 450px;
    display: flex;
    align-items: flex-end;
    padding: 100px 0 60px;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    border-radius: 0 0 32px 32px;
    overflow: hidden;
}

.category-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(14, 21, 18, 0.55) 0%, rgba(14, 21, 18, 0.85) 100%);
    z-index: 1;
}

.category-hero .container {
    position: relative;
    z-index: 2;
}

.category-hero h1 {
    font-size: clamp(32px, 5vw, 48px);
    font-weight: 800;
    color: var(--color-white);
    margin-bottom: 16px;
    line-height: 1.2;
    letter-spacing: -0.01em;
}

.category-hero p {
    font-size: 17px;
    line-height: 1.8;
    color: #D8DDD9;
    max-width: 720px;
    margin-bottom: 24px;
}

.category-hero .hero-badge {
    display: inline-block;
    background: rgba(201, 163, 92, 0.2);
    border: 1px solid rgba(201, 163, 92, 0.4);
    color: var(--color-accent);
    border-radius: 999px;
    padding: 6px 16px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.05em;
    margin-bottom: 16px;
}

/* ===== Filter Tag Bar ===== */
.filter-bar {
    padding: 24px 0;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
}

.filter-tags {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.filter-tags .filter-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text);
    margin-right: 4px;
}

.filter-tag {
    display: inline-block;
    padding: 6px 16px;
    font-size: 13px;
    font-weight: 500;
    color: var(--color-muted);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 999px;
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
}

.filter-tag:hover {
    color: var(--color-accent);
    border-color: var(--color-accent);
}

.filter-tag.active-tag {
    background: rgba(201, 163, 92, 0.15);
    border-color: var(--color-accent);
    color: var(--color-accent);
    font-weight: 600;
}

/* ===== Article Card List ===== */
.article-list-section {
    padding: 56px 0 70px;
}

.article-card-row {
    display: flex;
    gap: 24px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-card);
    overflow: hidden;
    margin-bottom: 24px;
    padding: 16px;
    box-shadow: var(--shadow-card);
    transition: all var(--transition);
    flex-wrap: wrap;
}

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

.article-card-img {
    flex: 0 0 280px;
    max-width: 280px;
    width: 100%;
    border-radius: var(--radius-img);
    overflow: hidden;
    aspect-ratio: 16/9;
}

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

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

.article-card-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-width: 0;
    padding: 8px 12px;
}

.article-card-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 10px;
}

.article-badge {
    display: inline-block;
    padding: 3px 12px;
    font-size: 12px;
    font-weight: 600;
    color: var(--color-accent-hover);
    background: rgba(201, 163, 92, 0.12);
    border-radius: 999px;
    letter-spacing: 0.04em;
}

.article-card-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 8px;
    line-height: 1.4;
    transition: color var(--transition);
}

.article-card-row:hover .article-card-title {
    color: var(--color-accent-hover);
}

.article-card-excerpt {
    font-size: 15px;
    line-height: 1.7;
    color: var(--color-muted);
    margin-bottom: 12px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.article-card-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 13px;
    color: var(--color-muted);
}

.article-card-meta .date {
    display: flex;
    align-items: center;
    gap: 4px;
}

.read-more-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 600;
    color: var(--color-accent-hover);
    transition: all var(--transition);
}

.read-more-link .arrow {
    transition: transform var(--transition);
    display: inline-block;
}

.read-more-link:hover {
    color: var(--color-accent);
}

.read-more-link:hover .arrow {
    transform: translateX(4px);
}

@media (max-width: 767.98px) {
    .article-card-row {
        flex-direction: column;
        padding: 12px;
        gap: 14px;
    }
    .article-card-img {
        flex: 0 0 auto;
        max-width: 100%;
        width: 100%;
    }
    .article-card-body {
        padding: 4px 4px 8px;
    }
    .article-card-title {
        font-size: 18px;
    }
}

/* ===== Pagination ===== */
.pagination-section {
    padding: 8px 0 60px;
}

.pagination-custom {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.pagination-custom .page-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    transition: all var(--transition);
    cursor: pointer;
}

.pagination-custom .page-btn:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.pagination-custom .page-btn.current-page {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: var(--color-primary);
    box-shadow: var(--shadow-accent);
}

.pagination-custom .page-btn.page-nav {
    width: auto;
    padding: 0 16px;
    border-radius: 999px;
    font-size: 13px;
}

/* ===== Bottom CTA ===== */
.bottom-cta-section {
    padding: 60px 0 80px;
}

.bottom-cta-card {
    background: var(--color-primary);
    border-radius: 24px;
    padding: 48px 40px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
    flex-wrap: wrap;
    border: 1px solid rgba(201, 163, 92, 0.25);
}

.bottom-cta-card .cta-text {
    flex: 1;
    min-width: 0;
}

.bottom-cta-card .cta-text h3 {
    font-size: 24px;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: 8px;
}

.bottom-cta-card .cta-text p {
    font-size: 15px;
    color: #B8C0BB;
    margin: 0;
    line-height: 1.7;
}

.bottom-cta-card .cta-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    flex-shrink: 0;
}

.btn-gold {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--radius-btn);
    background: var(--color-accent);
    color: var(--color-primary);
    font-size: 15px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
}

.btn-gold:hover {
    background: var(--color-accent-hover);
    color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-accent);
}

.btn-outline-gold {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--radius-btn);
    background: transparent;
    color: var(--color-accent);
    font-size: 15px;
    font-weight: 600;
    border: 1px solid var(--color-accent);
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
}

.btn-outline-gold:hover {
    background: rgba(201, 163, 92, 0.12);
    color: var(--color-accent);
    transform: translateY(-2px);
}

/* ===== Related Categories ===== */
.related-categories {
    padding: 40px 0 10px;
}

.related-categories .related-heading {
    font-size: 18px;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 16px;
}

.related-cat-links {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.related-cat-links a {
    display: inline-block;
    padding: 8px 18px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 500;
    color: var(--color-muted);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    transition: all var(--transition);
}

.related-cat-links a:hover {
    color: var(--color-accent);
    border-color: var(--color-accent);
    background: rgba(201, 163, 92, 0.06);
}

/* ===== Footer ===== */
.site-footer {
    background: var(--color-primary);
    color: #B8C0BB;
    padding: 60px 0 30px;
    margin-top: 0;
}

.site-footer .footer-logo {
    font-size: 22px;
    font-weight: 800;
    color: var(--color-white);
    margin-bottom: 12px;
    letter-spacing: 0.02em;
}

.site-footer .footer-desc {
    font-size: 14px;
    line-height: 1.8;
    color: #9AA39E;
    margin-bottom: 16px;
    max-width: 320px;
}

.site-footer .footer-social {
    display: flex;
    gap: 10px;
}

.site-footer .footer-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.08);
    color: #C8CFCA;
    font-size: 16px;
    transition: all var(--transition);
}

.site-footer .footer-social a:hover {
    background: var(--color-accent);
    color: var(--color-primary);
    transform: translateY(-2px);
}

.site-footer .footer-heading {
    font-size: 15px;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: 14px;
    letter-spacing: 0.03em;
}

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

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

.site-footer .footer-links a,
.site-footer .footer-links span {
    font-size: 14px;
    color: #9AA39E;
    transition: color var(--transition);
}

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

.site-footer .footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 24px;
    margin-top: 40px;
    font-size: 13px;
    color: #7A837E;
    display: flex;
    flex-wrap: wrap;
    gap: 8px 16px;
    align-items: center;
    justify-content: space-between;
}

.site-footer .footer-bottom a {
    color: #9AA39E;
    transition: color var(--transition);
}

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

.site-footer .footer-bottom .legal-links {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

@media (max-width: 767.98px) {
    .site-footer {
        padding: 40px 0 20px;
    }
    .site-footer .footer-bottom {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }
    .site-footer .footer-bottom .legal-links {
        justify-content: center;
    }
}

/* ===== Animation ===== */
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.fade-up {
    animation: fadeUp 0.6s ease forwards;
    opacity: 0;
}

.fade-up:nth-child(1) { animation-delay: 0.1s; }
.fade-up:nth-child(2) { animation-delay: 0.2s; }
.fade-up:nth-child(3) { animation-delay: 0.3s; }
.fade-up:nth-child(4) { animation-delay: 0.4s; }
.fade-up:nth-child(5) { animation-delay: 0.5s; }
.fade-up:nth-child(6) { animation-delay: 0.6s; }
.fade-up:nth-child(7) { animation-delay: 0.7s; }
.fade-up:nth-child(8) { animation-delay: 0.8s; }

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    .fade-up {
        opacity: 1;
        animation: none;
    }
}

/* roulang page: category5 */
:root {
            --color-primary: #0E1512;
            --color-primary-800: #1C2A25;
            --color-primary-700: #24332D;
            --color-accent: #C9A35C;
            --color-accent-hover: #B8924A;
            --color-accent-light: #E8D9B8;
            --color-bg: #F6F4EF;
            --color-surface: #FFFFFF;
            --color-text: #1A1F1C;
            --color-muted: #6B726E;
            --color-border: #E3DED3;
            --color-white: #FFFFFF;
            --radius-card: 16px;
            --radius-btn: 999px;
            --radius-nav: 999px;
            --radius-input: 12px;
            --radius-img: 12px;
            --shadow-card: 0 8px 24px rgba(15, 20, 18, 0.06);
            --shadow-hover: 0 16px 40px rgba(15, 20, 18, 0.12);
            --shadow-accent: 0 8px 24px rgba(201, 163, 92, 0.25);
            --transition: 0.25s ease;
            --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans CJK SC", sans-serif;
            --max-width: 1200px;
            --section-spacing: 100px;
            --section-spacing-mobile: 56px;
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-stack);
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text);
            background: var(--color-bg);
            overflow-x: hidden;
        }
        a {
            color: var(--color-text);
            text-decoration: none;
            transition: color var(--transition), background var(--transition), border-color var(--transition);
        }
        a:hover {
            color: var(--color-accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-img);
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }
        button:focus,
        a:focus,
        input:focus,
        select:focus,
        textarea:focus {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }
        .container {
            max-width: var(--max-width) !important;
            padding-left: 24px !important;
            padding-right: 24px !important;
        }
        .section {
            padding: var(--section-spacing) 0;
        }
        .section-sm {
            padding: 60px 0;
        }
        .section-light {
            background: var(--color-surface);
        }
        .section-accent-bg {
            background: #F0E9DB;
        }
        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            color: var(--color-accent);
            text-transform: uppercase;
            margin-bottom: 12px;
        }
        .section-title {
            font-size: clamp(26px, 3.5vw, 40px);
            font-weight: 800;
            line-height: 1.25;
            color: var(--color-primary);
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }
        .section-desc {
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-muted);
            max-width: 680px;
            margin: 0 auto 40px;
        }
        /* Header */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            padding: 16px 24px 0;
            pointer-events: none;
        }
        .site-header .nav-container {
            pointer-events: auto;
            max-width: var(--max-width);
            margin: 0 auto;
            background: rgba(14, 21, 18, 0.88);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-radius: var(--radius-nav);
            padding: 8px 16px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            border: 1px solid rgba(201, 163, 92, 0.2);
            transition: all var(--transition);
        }
        .site-header.scrolled .nav-container {
            background: rgba(14, 21, 18, 0.96);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
            padding: 6px 16px;
        }
        .brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: var(--color-white);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }
        .brand .brand-icon {
            width: 38px;
            height: 38px;
            background: var(--color-accent);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--color-primary);
            flex-shrink: 0;
        }
        .brand:hover {
            color: var(--color-accent);
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-menu li a {
            display: block;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.82);
            border-radius: 999px;
            white-space: nowrap;
            letter-spacing: 0.02em;
            transition: all var(--transition);
        }
        .nav-menu li a:hover {
            color: var(--color-accent);
            background: rgba(201, 163, 92, 0.1);
        }
        .nav-menu li a.active {
            color: var(--color-accent);
            background: rgba(201, 163, 92, 0.16);
            position: relative;
        }
        .nav-menu li a.active::after {
            content: '';
            position: absolute;
            left: 50%;
            bottom: 2px;
            transform: translateX(-50%);
            width: 18px;
            height: 2px;
            background: var(--color-accent);
            border-radius: 2px;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--color-white);
            font-size: 24px;
            cursor: pointer;
            padding: 4px 8px;
            border-radius: 8px;
        }
        /* Breadcrumb */
        .breadcrumb-section {
            padding-top: 120px;
            padding-bottom: 0;
        }
        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--color-muted);
            flex-wrap: wrap;
        }
        .breadcrumb-nav a {
            color: var(--color-muted);
            transition: color var(--transition);
        }
        .breadcrumb-nav a:hover {
            color: var(--color-accent);
        }
        .breadcrumb-nav .separator {
            color: #B8B2A6;
            font-size: 12px;
        }
        .breadcrumb-nav .current {
            color: var(--color-primary);
            font-weight: 600;
        }
        /* Category Hero */
        .category-hero {
            position: relative;
            border-radius: var(--radius-card);
            overflow: hidden;
            min-height: 380px;
            display: flex;
            align-items: flex-end;
            margin-top: 24px;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(14, 21, 18, 0.35) 0%, rgba(14, 21, 18, 0.75) 70%, rgba(14, 21, 18, 0.88) 100%);
            z-index: 1;
        }
        .category-hero-content {
            position: relative;
            z-index: 2;
            padding: 48px 40px;
            max-width: 720px;
        }
        .category-hero-content .badge-tag {
            display: inline-block;
            background: var(--color-accent);
            color: var(--color-primary);
            font-size: 12px;
            font-weight: 700;
            padding: 6px 16px;
            border-radius: 999px;
            letter-spacing: 0.05em;
            margin-bottom: 16px;
        }
        .category-hero-content h1 {
            font-size: clamp(30px, 4vw, 48px);
            font-weight: 800;
            line-height: 1.2;
            color: var(--color-white);
            margin-bottom: 16px;
        }
        .category-hero-content p {
            font-size: 16px;
            line-height: 1.8;
            color: #D8DBD5;
            max-width: 600px;
        }
        /* Filter Tags */
        .filter-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin: 32px 0 24px;
        }
        .filter-tag {
            display: inline-block;
            padding: 6px 18px;
            font-size: 13px;
            font-weight: 500;
            border-radius: 999px;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            color: var(--color-muted);
            cursor: pointer;
            transition: all var(--transition);
        }
        .filter-tag:hover,
        .filter-tag.active {
            background: var(--color-accent);
            border-color: var(--color-accent);
            color: var(--color-primary);
            font-weight: 600;
        }
        /* Article Cards */
        .article-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .article-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            overflow: hidden;
            display: flex;
            flex-direction: column;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
        }
        .article-card:hover {
            box-shadow: var(--shadow-hover);
            border-color: var(--color-accent);
            transform: translateY(-6px);
        }
        .article-card-img {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16/9;
            border-radius: 0;
        }
        .article-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
            transition: transform 0.4s ease;
        }
        .article-card:hover .article-card-img img {
            transform: scale(1.05);
        }
        .article-card-body {
            padding: 22px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .article-card-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            margin-bottom: 10px;
        }
        .article-card-tags .mini-tag {
            font-size: 11px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 999px;
            background: var(--color-accent-light);
            color: #5C481F;
            letter-spacing: 0.04em;
        }
        .article-card h3 {
            font-size: 18px;
            font-weight: 700;
            line-height: 1.4;
            color: var(--color-primary);
            margin-bottom: 10px;
        }
        .article-card h3 a {
            color: inherit;
            transition: color var(--transition);
        }
        .article-card h3 a:hover {
            color: var(--color-accent);
        }
        .article-card .card-desc {
            font-size: 14px;
            line-height: 1.7;
            color: var(--color-muted);
            flex: 1;
            margin-bottom: 14px;
        }
        .article-card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-top: 1px solid var(--color-border);
            padding-top: 14px;
            margin-top: auto;
        }
        .article-card-meta .date {
            font-size: 13px;
            color: var(--color-muted);
        }
        .article-card-meta .read-more {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-accent);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: all var(--transition);
        }
        .article-card-meta .read-more i {
            transition: transform var(--transition);
            font-size: 12px;
        }
        .article-card-meta .read-more:hover i {
            transform: translateX(4px);
        }
        /* Pagination */
        .pagination-wrap {
            display: flex;
            justify-content: center;
            margin-top: 48px;
        }
        .pagination-circle {
            display: flex;
            gap: 8px;
            align-items: center;
        }
        .pagination-circle a,
        .pagination-circle span {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: 50%;
            font-size: 14px;
            font-weight: 600;
            border: 1px solid var(--color-border);
            background: var(--color-surface);
            color: var(--color-text);
            transition: all var(--transition);
        }
        .pagination-circle a:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background: rgba(201, 163, 92, 0.06);
        }
        .pagination-circle .current {
            background: var(--color-accent);
            border-color: var(--color-accent);
            color: var(--color-primary);
            font-weight: 700;
            box-shadow: var(--shadow-accent);
        }
        .pagination-circle .dots {
            border: none;
            background: transparent;
            color: var(--color-muted);
            font-size: 16px;
            width: 30px;
        }
        /* CTA Section */
        .cta-section {
            background: var(--color-primary);
            border-radius: var(--radius-card);
            padding: 56px 40px;
            margin-top: 64px;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -80px;
            width: 280px;
            height: 280px;
            border-radius: 50%;
            background: rgba(201, 163, 92, 0.08);
            pointer-events: none;
        }
        .cta-section h2 {
            font-size: clamp(24px, 3vw, 32px);
            font-weight: 800;
            color: var(--color-white);
            margin-bottom: 12px;
        }
        .cta-section p {
            font-size: 16px;
            color: #B8C0BB;
            max-width: 540px;
            margin-bottom: 24px;
        }
        .btn-gold {
            display: inline-block;
            padding: 12px 28px;
            background: var(--color-accent);
            color: var(--color-primary);
            border: none;
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 700;
            letter-spacing: 0.03em;
            transition: all var(--transition);
            cursor: pointer;
        }
        .btn-gold:hover {
            background: var(--color-accent-hover);
            color: var(--color-primary);
            transform: translateY(-2px);
            box-shadow: var(--shadow-accent);
        }
        .btn-outline-light {
            display: inline-block;
            padding: 12px 28px;
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.4);
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 600;
            color: var(--color-white);
            transition: all var(--transition);
            cursor: pointer;
        }
        .btn-outline-light:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background: rgba(201, 163, 92, 0.06);
        }
        /* Footer */
        .site-footer {
            background: var(--color-primary);
            color: #B8C0BB;
            padding: 64px 0 28px;
            margin-top: 80px;
        }
        .site-footer .footer-logo {
            font-size: 22px;
            font-weight: 800;
            color: var(--color-white);
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }
        .site-footer .footer-desc {
            font-size: 14px;
            line-height: 1.8;
            max-width: 320px;
            margin-bottom: 20px;
        }
        .site-footer .footer-social {
            display: flex;
            gap: 12px;
        }
        .site-footer .footer-social a {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #C8CDC5;
            font-size: 16px;
            transition: all var(--transition);
        }
        .site-footer .footer-social a:hover {
            background: var(--color-accent);
            color: var(--color-primary);
        }
        .site-footer .footer-heading {
            font-size: 15px;
            font-weight: 700;
            color: var(--color-white);
            margin-bottom: 16px;
            letter-spacing: 0.04em;
        }
        .site-footer .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer .footer-links li {
            margin-bottom: 8px;
        }
        .site-footer .footer-links a,
        .site-footer .footer-links span {
            font-size: 14px;
            color: #A6ADA5;
            transition: color var(--transition);
        }
        .site-footer .footer-links a:hover {
            color: var(--color-accent);
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            margin-top: 40px;
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            font-size: 13px;
            color: #8A9188;
        }
        .site-footer .footer-bottom a {
            color: #8A9188;
            transition: color var(--transition);
        }
        .site-footer .footer-bottom a:hover {
            color: var(--color-accent);
        }
        .site-footer .footer-bottom .separator {
            margin: 0 8px;
            color: #555C54;
        }
        /* Mobile Nav Overlay */
        .mobile-nav-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(14, 21, 18, 0.96);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            z-index: 999;
            padding: 100px 24px 40px;
            overflow-y: auto;
        }
        .mobile-nav-overlay.open {
            display: block;
        }
        .mobile-nav-overlay .mobile-menu {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .mobile-nav-overlay .mobile-menu li {
            margin-bottom: 6px;
        }
        .mobile-nav-overlay .mobile-menu li a {
            display: block;
            padding: 14px 18px;
            font-size: 17px;
            font-weight: 600;
            color: rgba(255, 255, 255, 0.85);
            border-radius: 12px;
            transition: all var(--transition);
        }
        .mobile-nav-overlay .mobile-menu li a:hover,
        .mobile-nav-overlay .mobile-menu li a.active {
            background: rgba(201, 163, 92, 0.12);
            color: var(--color-accent);
        }
        .mobile-nav-overlay .mobile-menu li a.active {
            border-left: 3px solid var(--color-accent);
        }
        .mobile-nav-close {
            position: absolute;
            top: 24px;
            right: 24px;
            background: none;
            border: none;
            color: var(--color-white);
            font-size: 28px;
            cursor: pointer;
            padding: 8px;
            border-radius: 50%;
        }
        /* Reveal animation */
        .reveal {
            opacity: 0;
            transform: translateY(24px);
            transition: opacity 0.6s ease, transform 0.6s ease;
        }
        .reveal.visible {
            opacity: 1;
            transform: translateY(0);
        }
        .reveal-delay-1 { transition-delay: 0.08s; }
        .reveal-delay-2 { transition-delay: 0.16s; }
        .reveal-delay-3 { transition-delay: 0.24s; }
        .reveal-delay-4 { transition-delay: 0.32s; }
        .reveal-delay-5 { transition-delay: 0.40s; }
        @media (prefers-reduced-motion: reduce) {
            .reveal {
                opacity: 1;
                transform: none;
                transition: none;
            }
            .article-card,
            .article-card-img img,
            .btn-gold,
            .btn-outline-light,
            .filter-tag,
            .nav-menu li a,
            .article-card-meta .read-more i {
                transition: none !important;
            }
            .article-card:hover {
                transform: none;
            }
        }
        /* Responsive */
        @media (max-width: 991px) {
            .article-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            .nav-menu {
                display: none;
            }
            .nav-toggle {
                display: block;
            }
            .site-header {
                padding: 12px 16px 0;
            }
            .site-header .nav-container {
                padding: 6px 12px;
                border-radius: 24px;
            }
            .brand {
                font-size: 18px;
            }
            .brand .brand-icon {
                width: 34px;
                height: 34px;
                font-size: 16px;
            }
            .breadcrumb-section {
                padding-top: 90px;
            }
            .category-hero {
                min-height: 320px;
            }
            .category-hero-content {
                padding: 32px 24px;
            }
            .cta-section {
                padding: 40px 28px;
            }
        }
        @media (max-width: 767px) {
            .article-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
            .section {
                padding: var(--section-spacing-mobile) 0;
            }
            .section-sm {
                padding: 40px 0;
            }
            .site-header {
                padding: 10px 12px 0;
            }
            .site-header .nav-container {
                border-radius: 20px;
                padding: 6px 10px;
            }
            .brand {
                font-size: 16px;
                gap: 8px;
            }
            .brand .brand-icon {
                width: 30px;
                height: 30px;
                font-size: 14px;
            }
            .breadcrumb-section {
                padding-top: 76px;
            }
            .category-hero {
                min-height: 260px;
                border-radius: 12px;
                margin-top: 16px;
            }
            .category-hero-content {
                padding: 24px 18px;
            }
            .category-hero-content h1 {
                font-size: 28px;
            }
            .category-hero-content p {
                font-size: 14px;
                line-height: 1.7;
            }
            .filter-tags {
                gap: 8px;
            }
            .filter-tag {
                padding: 5px 14px;
                font-size: 12px;
            }
            .article-card-body {
                padding: 18px 16px 16px;
            }
            .article-card h3 {
                font-size: 16px;
            }
            .pagination-circle a,
            .pagination-circle span {
                width: 36px;
                height: 36px;
                font-size: 13px;
            }
            .cta-section {
                padding: 28px 20px;
                margin-top: 40px;
                border-radius: 12px;
            }
            .cta-section h2 {
                font-size: 22px;
            }
            .btn-gold,
            .btn-outline-light {
                padding: 10px 20px;
                font-size: 14px;
                display: block;
                text-align: center;
                margin-bottom: 8px;
            }
            .site-footer {
                padding: 40px 0 20px;
                margin-top: 48px;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
                font-size: 12px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding-left: 14px !important;
                padding-right: 14px !important;
            }
            .site-header {
                padding: 8px 8px 0;
            }
            .site-header .nav-container {
                padding: 6px 8px;
                border-radius: 16px;
                gap: 8px;
            }
            .brand {
                font-size: 15px;
            }
            .nav-toggle {
                font-size: 20px;
                padding: 2px 6px;
            }
            .breadcrumb-section {
                padding-top: 66px;
            }
            .breadcrumb-nav {
                font-size: 12px;
                gap: 6px;
            }
            .category-hero {
                min-height: 220px;
                border-radius: 10px;
            }
            .category-hero-content h1 {
                font-size: 24px;
                margin-bottom: 8px;
            }
            .category-hero-content p {
                font-size: 13px;
                -webkit-line-clamp: 4;
                display: -webkit-box;
                -webkit-box-orient: vertical;
                overflow: hidden;
            }
            .section-title {
                font-size: 22px;
                margin-bottom: 10px;
            }
            .article-card-meta {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .pagination-circle {
                gap: 5px;
            }
            .pagination-circle a,
            .pagination-circle span {
                width: 32px;
                height: 32px;
                font-size: 12px;
            }
        }

/* roulang page: category7 */
:root {
            --color-primary: #0E1512;
            --color-primary-800: #1C2A25;
            --color-primary-700: #24332D;
            --color-accent: #C9A35C;
            --color-accent-hover: #B8924A;
            --color-accent-light: #E8D9B8;
            --color-bg: #F6F4EF;
            --color-surface: #FFFFFF;
            --color-text: #1A1F1C;
            --color-muted: #6B726E;
            --color-border: #E3DED3;
            --color-white: #FFFFFF;
            --radius-card: 16px;
            --radius-btn: 999px;
            --radius-nav: 999px;
            --radius-input: 12px;
            --radius-img: 12px;
            --shadow-card: 0 8px 24px rgba(15, 20, 18, 0.06);
            --shadow-hover: 0 16px 40px rgba(15, 20, 18, 0.12);
            --shadow-accent: 0 8px 24px rgba(201, 163, 92, 0.25);
            --transition: 0.25s ease;
            --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans CJK SC", sans-serif;
            --max-width: 1200px;
            --section-spacing: 100px;
            --section-spacing-mobile: 56px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-stack);
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text);
            background: var(--color-bg);
            overflow-x: hidden;
            padding-top: 88px;
        }
        a {
            color: var(--color-text);
            text-decoration: none;
            transition: color var(--transition), background var(--transition), border-color var(--transition), box-shadow var(--transition), transform var(--transition);
        }
        a:hover {
            color: var(--color-accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-img);
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }
        button:focus,
        a:focus,
        input:focus,
        select:focus,
        textarea:focus {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }
        .container {
            max-width: var(--max-width) !important;
            padding-left: 24px !important;
            padding-right: 24px !important;
        }
        @media (max-width: 575.98px) {
            .container {
                padding-left: 16px !important;
                padding-right: 16px !important;
            }
        }
        .section {
            padding: var(--section-spacing) 0;
        }
        @media (max-width: 767.98px) {
            .section {
                padding: var(--section-spacing-mobile) 0;
            }
        }
        .section-sm {
            padding: 60px 0;
        }
        .section-dark {
            background: var(--color-primary);
            color: #E8E5DE;
        }
        .section-accent-bg {
            background: #F0E9DB;
        }
        .section-light {
            background: var(--color-surface);
        }
        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            color: var(--color-accent);
            text-transform: uppercase;
            margin-bottom: 12px;
        }
        .section-title {
            font-size: clamp(26px, 3.5vw, 40px);
            font-weight: 800;
            line-height: 1.25;
            color: var(--color-primary);
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }
        .section-title.text-white {
            color: var(--color-white);
        }
        .section-desc {
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-muted);
            max-width: 680px;
            margin: 0 auto 40px;
        }
        .section-desc.text-white-muted {
            color: #B8C0BB;
        }

        /* Header / Nav */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            padding: 16px 24px 0;
            pointer-events: none;
        }
        .site-header .nav-container {
            pointer-events: auto;
            max-width: var(--max-width);
            margin: 0 auto;
            background: rgba(14, 21, 18, 0.88);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-radius: var(--radius-nav);
            padding: 8px 16px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            border: 1px solid rgba(201, 163, 92, 0.2);
            transition: all var(--transition);
        }
        .site-header.scrolled .nav-container {
            background: rgba(14, 21, 18, 0.96);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
            padding: 6px 16px;
        }
        .brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: var(--color-white);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }
        .brand .brand-icon {
            width: 38px;
            height: 38px;
            background: var(--color-accent);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--color-primary);
            flex-shrink: 0;
        }
        .brand:hover {
            color: var(--color-accent);
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
            flex-wrap: wrap;
        }
        .nav-menu li a {
            display: block;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: #D8D4CC;
            border-radius: 999px;
            transition: all var(--transition);
            letter-spacing: 0.02em;
        }
        .nav-menu li a:hover {
            color: var(--color-accent);
            background: rgba(201, 163, 92, 0.1);
        }
        .nav-menu li a.active {
            color: var(--color-accent);
            background: rgba(201, 163, 92, 0.18);
            font-weight: 700;
        }
        .navbar-toggler {
            pointer-events: auto;
            border: none;
            background: transparent;
            color: var(--color-white);
            font-size: 22px;
            padding: 6px 10px;
            display: none;
            cursor: pointer;
        }
        .navbar-toggler:focus {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }
        @media (max-width: 991.98px) {
            .navbar-toggler {
                display: block;
            }
            .nav-menu {
                display: none;
                position: absolute;
                top: 70px;
                left: 16px;
                right: 16px;
                background: rgba(14, 21, 18, 0.96);
                backdrop-filter: blur(16px);
                -webkit-backdrop-filter: blur(16px);
                border-radius: 24px;
                padding: 16px;
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
                border: 1px solid rgba(201, 163, 92, 0.2);
                box-shadow: 0 16px 48px rgba(0, 0, 0, 0.35);
            }
            .nav-menu.show {
                display: flex;
            }
            .nav-menu li {
                width: 100%;
            }
            .nav-menu li a {
                width: 100%;
                padding: 12px 16px;
                border-radius: 12px;
                font-size: 15px;
            }
            .nav-menu li a.active {
                border-left: 3px solid var(--color-accent);
                border-radius: 12px;
            }
        }

        /* Breadcrumb */
        .breadcrumb-area {
            padding: 28px 0 12px;
            background: transparent;
        }
        .breadcrumb-custom {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: var(--color-muted);
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .breadcrumb-custom li {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .breadcrumb-custom li:not(:last-child)::after {
            content: "/";
            color: #C0B8A8;
            font-size: 13px;
        }
        .breadcrumb-custom a {
            color: var(--color-muted);
        }
        .breadcrumb-custom a:hover {
            color: var(--color-accent);
        }
        .breadcrumb-custom .current {
            color: var(--color-accent);
            font-weight: 700;
        }

        /* Category Hero */
        .category-hero {
            position: relative;
            background: url('/assets/images/backpic/back-7.webp') center/cover no-repeat;
            min-height: 320px;
            display: flex;
            align-items: center;
            border-radius: var(--radius-card);
            overflow: hidden;
            margin-top: 8px;
        }
        .category-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: rgba(14, 21, 18, 0.78);
            border-radius: var(--radius-card);
        }
        .category-hero .hero-inner {
            position: relative;
            z-index: 2;
            padding: 48px 40px;
        }
        .category-hero .hero-tag {
            display: inline-block;
            background: var(--color-accent);
            color: var(--color-primary);
            font-size: 13px;
            font-weight: 700;
            padding: 6px 16px;
            border-radius: 999px;
            margin-bottom: 16px;
            letter-spacing: 0.05em;
        }
        .category-hero h1 {
            font-size: clamp(32px, 4vw, 48px);
            font-weight: 800;
            color: var(--color-white);
            line-height: 1.25;
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }
        .category-hero .hero-desc {
            font-size: 16px;
            line-height: 1.8;
            color: #D8D4CC;
            max-width: 640px;
        }

        /* Filter / Tag bar */
        .tag-filter-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            align-items: center;
            padding: 20px 0 8px;
        }
        .tag-filter-bar .filter-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-primary);
            margin-right: 6px;
            letter-spacing: 0.03em;
        }
        .tag-filter-bar .tag-chip {
            display: inline-block;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            color: var(--color-primary);
            font-size: 13px;
            font-weight: 500;
            padding: 8px 18px;
            border-radius: 999px;
            cursor: pointer;
            transition: all var(--transition);
            letter-spacing: 0.03em;
        }
        .tag-filter-bar .tag-chip:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }
        .tag-filter-bar .tag-chip.active {
            background: var(--color-accent);
            border-color: var(--color-accent);
            color: var(--color-primary);
            font-weight: 700;
        }

        /* Industry Value Area */
        .industry-value-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .industry-value-item {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            transition: all var(--transition);
        }
        .industry-value-item:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: var(--color-accent);
        }
        .industry-value-item .iv-icon {
            width: 48px;
            height: 48px;
            background: var(--color-accent-light);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--color-primary);
            margin-bottom: 16px;
        }
        .industry-value-item h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .industry-value-item p {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.7;
            margin-bottom: 0;
        }
        @media (max-width: 991.98px) {
            .industry-value-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 575.98px) {
            .industry-value-grid {
                grid-template-columns: 1fr;
            }
        }

        /* Article cards */
        .article-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 28px;
        }
        .article-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .article-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: var(--color-accent);
        }
        .article-card .card-img {
            overflow: hidden;
            border-radius: 0;
            aspect-ratio: 16 / 9;
            position: relative;
        }
        .article-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
            transition: transform 0.4s ease;
        }
        .article-card:hover .card-img img {
            transform: scale(1.05);
        }
        .article-card .card-body {
            padding: 22px 22px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .article-card .badge-row {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 12px;
        }
        .article-card .badge-cat {
            display: inline-block;
            background: var(--color-accent-light);
            color: var(--color-primary);
            font-size: 12px;
            font-weight: 700;
            padding: 4px 14px;
            border-radius: 999px;
            letter-spacing: 0.04em;
        }
        .article-card .card-title {
            font-size: 20px;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.4;
            margin-bottom: 8px;
        }
        .article-card .card-date {
            font-size: 13px;
            color: var(--color-muted);
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .article-card .card-text {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.7;
            flex: 1;
            margin-bottom: 14px;
        }
        .article-card .read-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-primary);
            transition: color var(--transition);
        }
        .article-card .read-more .arrow {
            transition: transform var(--transition);
        }
        .article-card .read-more:hover {
            color: var(--color-accent);
        }
        .article-card .read-more:hover .arrow {
            transform: translateX(4px);
        }
        @media (max-width: 767.98px) {
            .article-grid {
                grid-template-columns: 1fr;
            }
        }

        /* Pagination */
        .pagination-area {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 10px;
            padding: 40px 0 10px;
        }
        .pagination-circle {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-primary);
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            transition: all var(--transition);
            cursor: pointer;
        }
        .pagination-circle:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }
        .pagination-circle.active {
            background: var(--color-accent);
            border-color: var(--color-accent);
            color: var(--color-primary);
            font-weight: 700;
        }
        .pagination-circle.next-btn {
            width: auto;
            padding: 0 22px;
            border-radius: 999px;
            font-size: 14px;
            gap: 6px;
            display: flex;
            align-items: center;
        }

        /* FAQ */
        .accordion-custom .accordion-item {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: 12px !important;
            margin-bottom: 12px;
            overflow: hidden;
        }
        .accordion-custom .accordion-button {
            background: var(--color-surface);
            color: var(--color-primary);
            font-weight: 700;
            font-size: 16px;
            padding: 18px 22px;
            border-radius: 12px !important;
            box-shadow: none;
            border: none;
            display: flex;
            align-items: center;
            gap: 14px;
        }
        .accordion-custom .accordion-button::after {
            content: "+";
            background: none;
            font-size: 22px;
            font-weight: 300;
            color: var(--color-accent);
            width: auto;
            height: auto;
            transition: transform 0.3s ease;
            flex-shrink: 0;
        }
        .accordion-custom .accordion-button:not(.collapsed)::after {
            transform: rotate(45deg);
            content: "+";
        }
        .accordion-custom .accordion-button:focus {
            outline: none;
            box-shadow: 0 0 0 3px rgba(201, 163, 92, 0.25);
        }
        .accordion-custom .accordion-button:not(.collapsed) {
            background: var(--color-accent-light);
            color: var(--color-primary);
        }
        .accordion-custom .accordion-body {
            background: #FBF8F2;
            color: var(--color-muted);
            font-size: 15px;
            line-height: 1.8;
            padding: 18px 22px;
        }
        .accordion-custom .faq-num {
            font-size: 13px;
            font-weight: 800;
            color: var(--color-accent);
            background: rgba(201, 163, 92, 0.15);
            width: 28px;
            height: 28px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        /* CTA section */
        .cta-panel {
            background: var(--color-primary);
            border-radius: var(--radius-card);
            padding: 48px 40px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
            position: relative;
            overflow: hidden;
        }
        .cta-panel::before {
            content: "";
            position: absolute;
            top: -60px;
            right: -40px;
            width: 240px;
            height: 240px;
            background: radial-gradient(circle, rgba(201, 163, 92, 0.25), transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-panel .cta-content {
            position: relative;
            z-index: 1;
            max-width: 560px;
        }
        .cta-panel h2 {
            font-size: clamp(22px, 2.8vw, 32px);
            font-weight: 800;
            color: var(--color-white);
            margin-bottom: 12px;
            line-height: 1.3;
        }
        .cta-panel p {
            font-size: 15px;
            color: #B8C0BB;
            line-height: 1.7;
            margin-bottom: 0;
        }
        .cta-panel .cta-actions {
            position: relative;
            z-index: 1;
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .btn-gold {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--color-accent);
            color: var(--color-primary);
            font-size: 15px;
            font-weight: 700;
            padding: 14px 28px;
            border-radius: var(--radius-btn);
            border: none;
            transition: all var(--transition);
            cursor: pointer;
        }
        .btn-gold:hover {
            background: var(--color-accent-hover);
            transform: translateY(-2px);
            box-shadow: var(--shadow-accent);
            color: var(--color-primary);
        }
        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: var(--color-white);
            font-size: 15px;
            font-weight: 600;
            padding: 14px 28px;
            border-radius: var(--radius-btn);
            border: 1px solid rgba(255, 255, 255, 0.4);
            transition: all var(--transition);
            cursor: pointer;
        }
        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: var(--color-accent);
            color: var(--color-accent);
        }

        /* Related categories */
        .related-cat-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .related-cat-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 24px 20px;
            transition: all var(--transition);
            display: flex;
            align-items: center;
            gap: 14px;
        }
        .related-cat-card:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-card);
            transform: translateY(-4px);
        }
        .related-cat-card .rc-icon {
            width: 44px;
            height: 44px;
            background: var(--color-accent-light);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--color-primary);
            flex-shrink: 0;
        }
        .related-cat-card h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 4px;
        }
        .related-cat-card p {
            font-size: 13px;
            color: var(--color-muted);
            margin-bottom: 0;
        }
        @media (max-width: 991.98px) {
            .related-cat-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 575.98px) {
            .related-cat-grid {
                grid-template-columns: 1fr;
            }
        }

        /* Footer */
        .site-footer {
            background: var(--color-primary);
            color: #D8D4CC;
            padding: 60px 0 30px;
            margin-top: 60px;
        }
        .site-footer .footer-logo {
            font-size: 22px;
            font-weight: 800;
            color: var(--color-white);
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }
        .site-footer .footer-desc {
            font-size: 14px;
            color: #B8C0BB;
            line-height: 1.7;
            margin-bottom: 18px;
            max-width: 300px;
        }
        .site-footer .footer-social {
            display: flex;
            gap: 12px;
        }
        .site-footer .footer-social a {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #D8D4CC;
            font-size: 16px;
            transition: all var(--transition);
        }
        .site-footer .footer-social a:hover {
            background: var(--color-accent);
            color: var(--color-primary);
        }
        .site-footer .footer-heading {
            font-size: 15px;
            font-weight: 700;
            color: var(--color-white);
            margin-bottom: 16px;
            letter-spacing: 0.03em;
        }
        .site-footer .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer .footer-links li {
            margin-bottom: 10px;
        }
        .site-footer .footer-links a,
        .site-footer .footer-links span {
            color: #B8C0BB;
            font-size: 14px;
            transition: color var(--transition);
        }
        .site-footer .footer-links a:hover {
            color: var(--color-accent);
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 24px;
            margin-top: 40px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            font-size: 13px;
            color: #9BA39E;
        }
        .site-footer .footer-bottom a {
            color: #9BA39E;
        }
        .site-footer .footer-bottom a:hover {
            color: var(--color-accent);
        }
        .site-footer .footer-bottom .legal-links {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        @media (max-width: 575.98px) {
            .site-footer {
                padding: 40px 0 20px;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .cta-panel {
                padding: 32px 24px;
                flex-direction: column;
                align-items: flex-start;
            }
            .category-hero .hero-inner {
                padding: 32px 20px;
            }
            .category-hero {
                min-height: 260px;
            }
        }

        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation-duration: 0.01ms !important;
                animation-iteration-count: 1 !important;
                transition-duration: 0.01ms !important;
                scroll-behavior: auto !important;
            }
        }

/* roulang page: category6 */
:root {
            --color-primary: #0E1512;
            --color-primary-800: #1C2A25;
            --color-primary-700: #24332D;
            --color-accent: #C9A35C;
            --color-accent-hover: #B8924A;
            --color-accent-light: #E8D9B8;
            --color-bg: #F6F4EF;
            --color-surface: #FFFFFF;
            --color-text: #1A1F1C;
            --color-muted: #6B726E;
            --color-border: #E3DED3;
            --color-white: #FFFFFF;
            --radius-card: 16px;
            --radius-btn: 999px;
            --radius-nav: 999px;
            --radius-input: 12px;
            --radius-img: 12px;
            --shadow-card: 0 8px 24px rgba(15, 20, 18, 0.06);
            --shadow-hover: 0 16px 40px rgba(15, 20, 18, 0.12);
            --shadow-accent: 0 8px 24px rgba(201, 163, 92, 0.25);
            --transition: 0.25s ease;
            --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans CJK SC", sans-serif;
            --max-width: 1200px;
            --section-spacing: 100px;
            --section-spacing-mobile: 56px;
        }

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

        body {
            font-family: var(--font-stack);
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text);
            background: var(--color-bg);
            overflow-x: hidden;
        }

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

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

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-img);
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }

        button:focus,
        a:focus,
        input:focus,
        select:focus,
        textarea:focus {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

        .container {
            max-width: var(--max-width) !important;
            padding-left: 24px !important;
            padding-right: 24px !important;
        }

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

        .section-sm {
            padding: 60px 0;
        }

        .section-dark {
            background: var(--color-primary);
            color: #E8E5DE;
        }

        .section-accent-bg {
            background: #F0E9DB;
        }

        .section-light {
            background: var(--color-surface);
        }

        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            color: var(--color-accent);
            text-transform: uppercase;
            margin-bottom: 12px;
        }

        .section-title {
            font-size: clamp(26px, 3.5vw, 40px);
            font-weight: 800;
            line-height: 1.25;
            color: var(--color-primary);
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }

        .section-title.text-white {
            color: var(--color-white);
        }

        .section-desc {
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-muted);
            max-width: 680px;
            margin: 0 auto 40px;
        }

        .section-desc.text-white-muted {
            color: #B8C0BB;
        }

        /* Header / Nav */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            padding: 16px 24px 0;
            pointer-events: none;
        }

        .site-header .nav-container {
            pointer-events: auto;
            max-width: var(--max-width);
            margin: 0 auto;
            background: rgba(14, 21, 18, 0.88);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-radius: var(--radius-nav);
            padding: 8px 16px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            border: 1px solid rgba(201, 163, 92, 0.2);
            transition: all var(--transition);
        }

        .site-header.scrolled .nav-container {
            background: rgba(14, 21, 18, 0.96);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
            padding: 6px 16px;
        }

        .brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: var(--color-white);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }

        .brand .brand-icon {
            width: 38px;
            height: 38px;
            background: var(--color-accent);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--color-primary);
            flex-shrink: 0;
        }

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

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-menu li {
            margin: 0;
        }

        .nav-menu a {
            display: block;
            padding: 8px 16px;
            font-size: 14px;
            font-weight: 500;
            color: #E8E5DE;
            border-radius: 999px;
            letter-spacing: 0.02em;
            white-space: nowrap;
            transition: all var(--transition);
        }

        .nav-menu a:hover {
            color: var(--color-accent);
            background: rgba(201, 163, 92, 0.1);
        }

        .nav-menu a.active {
            color: var(--color-accent);
            background: rgba(201, 163, 92, 0.16);
            font-weight: 600;
        }

        .nav-toggle {
            display: none;
            background: transparent;
            border: none;
            color: var(--color-white);
            font-size: 22px;
            cursor: pointer;
            padding: 6px 10px;
            border-radius: 8px;
            transition: all var(--transition);
            pointer-events: auto;
        }

        .nav-toggle:hover {
            color: var(--color-accent);
            background: rgba(201, 163, 92, 0.1);
        }

        /* Hero */
        .category-hero {
            position: relative;
            min-height: 60vh;
            display: flex;
            align-items: center;
            padding: 140px 0 80px;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center center;
            background-repeat: no-repeat;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(14, 21, 18, 0.78);
            z-index: 1;
        }

        .category-hero .container {
            position: relative;
            z-index: 2;
        }

        .breadcrumb-custom {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            margin: 0 0 20px;
            padding: 0;
            font-size: 14px;
            color: #B8C0BB;
        }

        .breadcrumb-custom a {
            color: #B8C0BB;
            transition: color var(--transition);
        }

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

        .breadcrumb-custom .separator {
            color: rgba(201, 163, 92, 0.5);
            font-size: 12px;
        }

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

        .category-hero-title {
            font-size: clamp(32px, 4.5vw, 52px);
            font-weight: 800;
            line-height: 1.2;
            color: var(--color-white);
            margin-bottom: 20px;
            letter-spacing: -0.01em;
        }

        .category-hero-desc {
            font-size: 17px;
            line-height: 1.9;
            color: #D8DEDB;
            max-width: 720px;
            margin-bottom: 32px;
        }

        .hero-action-group {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }

        .btn-accent {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--color-accent);
            color: var(--color-primary);
            border: none;
            border-radius: var(--radius-btn);
            padding: 12px 28px;
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.03em;
            transition: all var(--transition);
            cursor: pointer;
            text-decoration: none;
        }

        .btn-accent:hover {
            background: var(--color-accent-hover);
            color: var(--color-primary);
            transform: translateY(-2px);
            box-shadow: var(--shadow-accent);
        }

        .btn-outline-light-custom {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: var(--color-white);
            border: 1px solid rgba(255, 255, 255, 0.4);
            border-radius: var(--radius-btn);
            padding: 12px 28px;
            font-size: 15px;
            font-weight: 500;
            letter-spacing: 0.03em;
            transition: all var(--transition);
            cursor: pointer;
            text-decoration: none;
        }

        .btn-outline-light-custom:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: var(--color-accent);
            color: var(--color-accent);
            transform: translateY(-2px);
        }

        /* Service support main cards */
        .support-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 28px;
            height: 100%;
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }

        .support-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 3px;
            height: 0;
            background: var(--color-accent);
            transition: height var(--transition);
        }

        .support-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-6px);
            border-color: var(--color-accent);
        }

        .support-card:hover::before {
            height: 100%;
        }

        .support-icon {
            width: 52px;
            height: 52px;
            background: var(--color-accent-light);
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--color-accent);
            margin-bottom: 18px;
            flex-shrink: 0;
            transition: all var(--transition);
        }

        .support-card:hover .support-icon {
            background: var(--color-accent);
            color: var(--color-primary);
        }

        .support-card h3 {
            font-size: 19px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 10px;
            line-height: 1.4;
        }

        .support-card p {
            font-size: 15px;
            color: var(--color-muted);
            line-height: 1.8;
            margin: 0;
        }

        /* Process steps */
        .process-step {
            display: flex;
            gap: 20px;
            align-items: flex-start;
            padding: 20px 0;
            border-bottom: 1px solid var(--color-border);
            transition: all var(--transition);
        }

        .process-step:last-child {
            border-bottom: none;
        }

        .step-number {
            width: 48px;
            height: 48px;
            background: var(--color-primary);
            color: var(--color-accent);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 800;
            flex-shrink: 0;
            transition: all var(--transition);
        }

        .process-step:hover .step-number {
            background: var(--color-accent);
            color: var(--color-primary);
            transform: scale(1.06);
        }

        .step-content h4 {
            font-size: 17px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 6px;
        }

        .step-content p {
            font-size: 15px;
            color: var(--color-muted);
            margin: 0;
            line-height: 1.7;
        }

        /* Scenario cards */
        .scenario-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: all var(--transition);
            height: 100%;
        }

        .scenario-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-6px);
            border-color: var(--color-accent);
        }

        .scenario-card img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            border-radius: 16px 16px 0 0;
            transition: transform var(--transition);
        }

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

        .scenario-body {
            padding: 22px;
        }

        .scenario-body h4 {
            font-size: 17px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 8px;
        }

        .scenario-body p {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.7;
            margin: 0;
        }

        /* FAQ */
        .faq-item {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: 12px;
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition);
        }

        .faq-item:hover {
            border-color: var(--color-accent);
        }

        .faq-question {
            width: 100%;
            background: transparent;
            border: none;
            padding: 18px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-primary);
            text-align: left;
            transition: all var(--transition);
        }

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

        .faq-question .faq-indicator {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--color-accent-light);
            color: var(--color-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            transition: all var(--transition);
        }

        .faq-item.open .faq-indicator {
            transform: rotate(45deg);
            background: var(--color-accent);
            color: var(--color-primary);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
        }

        .faq-answer-inner {
            padding: 0 24px 20px;
            font-size: 15px;
            color: var(--color-muted);
            line-height: 1.8;
            border-left: 3px solid var(--color-accent);
            margin-left: 24px;
            padding-left: 16px;
        }

        /* CTA */
        .cta-section {
            background: var(--color-primary);
            border-radius: var(--radius-card);
            padding: 48px 40px;
            position: relative;
            overflow: hidden;
        }

        .cta-section::after {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(201, 163, 92, 0.08);
            pointer-events: none;
        }

        .cta-section h3 {
            font-size: 26px;
            font-weight: 800;
            color: var(--color-white);
            margin-bottom: 12px;
        }

        .cta-section p {
            font-size: 15px;
            color: #B8C0BB;
            margin-bottom: 24px;
            max-width: 520px;
            line-height: 1.7;
        }

        /* Footer */
        .site-footer {
            background: var(--color-primary);
            color: #B8C0BB;
            padding: 60px 0 30px;
        }

        .footer-logo {
            font-size: 22px;
            font-weight: 800;
            color: var(--color-white);
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }

        .footer-desc {
            font-size: 14px;
            line-height: 1.8;
            color: #8A948E;
            max-width: 320px;
        }

        .footer-social {
            display: flex;
            gap: 10px;
            margin-top: 18px;
        }

        .footer-social a {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #B8C0BB;
            font-size: 16px;
            transition: all var(--transition);
        }

        .footer-social a:hover {
            background: var(--color-accent);
            color: var(--color-primary);
            transform: translateY(-2px);
        }

        .footer-heading {
            font-size: 15px;
            font-weight: 700;
            color: var(--color-white);
            margin-bottom: 16px;
            letter-spacing: 0.04em;
        }

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

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

        .footer-links a,
        .footer-links span {
            font-size: 14px;
            color: #8A948E;
            transition: color var(--transition);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 24px;
            margin-top: 40px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: #6B726E;
        }

        .footer-bottom a {
            color: #8A948E;
            font-size: 13px;
        }

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

        /* Animation */
        .fade-up {
            opacity: 0;
            transform: translateY(24px);
            animation: fadeUp 0.6s ease forwards;
        }

        @keyframes fadeUp {
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .delay-1 {
            animation-delay: 0.1s;
        }
        .delay-2 {
            animation-delay: 0.2s;
        }
        .delay-3 {
            animation-delay: 0.3s;
        }
        .delay-4 {
            animation-delay: 0.4s;
        }
        .delay-5 {
            animation-delay: 0.5s;
        }

        @media (prefers-reduced-motion: reduce) {
            html {
                scroll-behavior: auto;
            }
            .fade-up {
                opacity: 1;
                transform: none;
                animation: none;
            }
            .support-card,
            .scenario-card,
            .btn-accent,
            .btn-outline-light-custom {
                transition: none;
            }
        }

        /* Responsive */
        @media (max-width: 991.98px) {
            .nav-menu {
                display: none;
                position: absolute;
                top: calc(100% + 8px);
                left: 0;
                right: 0;
                background: rgba(14, 21, 18, 0.97);
                backdrop-filter: blur(14px);
                -webkit-backdrop-filter: blur(14px);
                border-radius: 24px;
                padding: 16px;
                flex-direction: column;
                align-items: stretch;
                gap: 4px;
                border: 1px solid rgba(201, 163, 92, 0.2);
                box-shadow: 0 16px 40px rgba(0, 0, 0, 0.35);
            }

            .nav-menu.open {
                display: flex;
            }

            .nav-menu a {
                padding: 12px 16px;
                font-size: 15px;
            }

            .nav-menu a.active {
                border-left: 3px solid var(--color-accent);
                border-radius: 8px;
            }

            .nav-toggle {
                display: block;
            }

            .category-hero {
                min-height: 55vh;
                padding: 120px 0 60px;
            }

            .cta-section {
                padding: 36px 24px;
            }
        }

        @media (max-width: 767.98px) {
            .container {
                padding-left: 16px !important;
                padding-right: 16px !important;
            }

            .section {
                padding: var(--section-spacing-mobile) 0;
            }

            .category-hero-title {
                font-size: 30px;
            }

            .category-hero-desc {
                font-size: 15px;
            }

            .support-card,
            .scenario-card {
                margin-bottom: 16px;
            }

            .support-card {
                padding: 20px;
            }

            .support-icon {
                width: 44px;
                height: 44px;
                font-size: 18px;
            }

            .process-step {
                gap: 14px;
                padding: 16px 0;
            }

            .step-number {
                width: 40px;
                height: 40px;
                font-size: 15px;
            }

            .cta-section h3 {
                font-size: 22px;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
        }

        @media (max-width: 575.98px) {
            .category-hero {
                min-height: 60vh;
                padding: 110px 0 48px;
            }

            .category-hero-title {
                font-size: 26px;
            }

            .hero-action-group {
                flex-direction: column;
            }

            .btn-accent,
            .btn-outline-light-custom {
                width: 100%;
                justify-content: center;
            }

            .faq-question {
                padding: 14px 16px;
                font-size: 14px;
            }

            .faq-answer-inner {
                margin-left: 16px;
                padding: 0 16px 16px;
            }
        }