/* roulang page: index */
:root {
            --brand-gold: #C8963E;
            --brand-gold-hover: #B5832E;
            --brand-gold-light: #F5E6CC;
            --brand-deep: #1B2D45;
            --brand-deep-light: #263B5A;
            --brand-surface: #FAF8F5;
            --brand-white: #FFFFFF;
            --brand-text: #2C2C2C;
            --brand-text-soft: #6B7280;
            --brand-text-muted: #9CA3AF;
            --brand-border: #E5E0D8;
            --brand-border-light: #F0EBE3;
            --brand-shadow-sm: 0 2px 8px rgba(27, 45, 69, 0.06);
            --brand-shadow: 0 4px 20px rgba(27, 45, 69, 0.08);
            --brand-shadow-lg: 0 8px 40px rgba(27, 45, 69, 0.12);
            --brand-shadow-xl: 0 16px 56px rgba(27, 45, 69, 0.16);
            --brand-radius-sm: 8px;
            --brand-radius: 12px;
            --brand-radius-lg: 16px;
            --brand-radius-xl: 20px;
            --brand-radius-full: 50px;
            --brand-transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --brand-transition-slow: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            --brand-font-heading: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --brand-font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --navbar-height: 72px;
        }

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

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

        body {
            font-family: var(--brand-font-body);
            color: var(--brand-text);
            background-color: var(--brand-surface);
            line-height: 1.7;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--brand-transition);
        }
        a:hover {
            color: var(--brand-gold);
        }
        a:focus-visible {
            outline: 3px solid var(--brand-gold);
            outline-offset: 3px;
            border-radius: 4px;
        }

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

        button,
        input {
            font-family: inherit;
        }
        button:focus-visible,
        input:focus-visible {
            outline: 3px solid var(--brand-gold);
            outline-offset: 2px;
            border-radius: 4px;
        }

        .container {
            max-width: 1200px;
            padding-left: 20px;
            padding-right: 20px;
        }
        @media (max-width: 768px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: var(--brand-white);
            border-bottom: 1px solid var(--brand-border-light);
            box-shadow: var(--brand-shadow-sm);
            height: var(--navbar-height);
            display: flex;
            align-items: center;
            transition: box-shadow var(--brand-transition);
        }
        .site-header.scrolled {
            box-shadow: var(--brand-shadow);
        }
        .site-header .navbar {
            padding: 0;
            width: 100%;
        }
        .site-header .navbar-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--brand-font-heading);
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--brand-deep);
            letter-spacing: 0.02em;
            white-space: nowrap;
        }
        .site-header .navbar-brand .brand-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--brand-radius-sm);
            background: linear-gradient(135deg, var(--brand-gold) 0%, #D4A853 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 800;
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .site-header .nav-link {
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--brand-text-soft);
            padding: 0.5rem 1rem !important;
            border-radius: var(--brand-radius-sm);
            transition: all var(--brand-transition);
            position: relative;
            white-space: nowrap;
            letter-spacing: 0.01em;
        }
        .site-header .nav-link:hover {
            color: var(--brand-gold);
            background: var(--brand-gold-light);
        }
        .site-header .nav-link.active {
            color: var(--brand-gold);
            font-weight: 600;
            background: transparent;
        }
        .site-header .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            border-radius: 3px;
            background: var(--brand-gold);
        }
        .site-header .navbar-nav {
            gap: 2px;
        }
        .nav-search-wrap {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-search-input {
            width: 180px;
            height: 40px;
            border-radius: var(--brand-radius-full);
            border: 1.5px solid var(--brand-border);
            background: var(--brand-surface);
            padding: 0 16px;
            font-size: 0.88rem;
            color: var(--brand-text);
            transition: all var(--brand-transition);
            outline: none;
        }
        .nav-search-input:focus {
            border-color: var(--brand-gold);
            box-shadow: 0 0 0 4px rgba(200, 150, 62, 0.08);
            width: 220px;
        }
        .nav-search-input::placeholder {
            color: var(--brand-text-muted);
        }
        .btn-nav-cta {
            height: 40px;
            padding: 0 22px;
            border-radius: var(--brand-radius-full);
            background: var(--brand-gold);
            color: #fff;
            font-weight: 600;
            font-size: 0.9rem;
            border: none;
            cursor: pointer;
            transition: all var(--brand-transition);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }
        .btn-nav-cta:hover {
            background: var(--brand-gold-hover);
            box-shadow: var(--brand-shadow);
            color: #fff;
            transform: translateY(-1px);
        }
        .btn-nav-cta:active {
            transform: translateY(0);
            box-shadow: var(--brand-shadow-sm);
        }
        .navbar-toggler {
            border: none;
            padding: 8px 10px;
            border-radius: var(--brand-radius-sm);
            background: var(--brand-surface);
            color: var(--brand-deep);
            transition: background var(--brand-transition);
        }
        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(200, 150, 62, 0.2);
        }
        .navbar-toggler:hover {
            background: var(--brand-gold-light);
        }

        @media (max-width: 991px) {
            .nav-search-wrap {
                margin-top: 12px;
                flex-direction: column;
                width: 100%;
                gap: 10px;
            }
            .nav-search-input {
                width: 100%;
            }
            .nav-search-input:focus {
                width: 100%;
            }
            .btn-nav-cta {
                width: 100%;
                text-align: center;
            }
            .site-header .navbar-collapse {
                background: var(--brand-white);
                border-radius: 0 0 var(--brand-radius-lg) var(--brand-radius-lg);
                padding: 16px 20px 20px;
                box-shadow: var(--brand-shadow-lg);
                margin-top: 8px;
            }
            .site-header .nav-link {
                padding: 0.6rem 0.8rem !important;
                font-size: 1rem;
            }
            .site-header .nav-link.active::after {
                bottom: 0;
                left: 12px;
                transform: none;
            }
        }
        @media (max-width: 520px) {
            .site-header .navbar-brand {
                font-size: 1.15rem;
                gap: 6px;
            }
            .site-header .navbar-brand .brand-icon {
                width: 32px;
                height: 32px;
                font-size: 0.9rem;
            }
            .site-header {
                height: 60px;
            }
            :root {
                --navbar-height: 60px;
            }
        }

        /* ========== HERO ========== */
        .hero-section {
            position: relative;
            min-height: 580px;
            display: flex;
            align-items: center;
            background: var(--brand-deep);
            overflow: hidden;
        }
        .hero-bg-img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.35;
            pointer-events: none;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(27, 45, 69, 0.82) 0%, rgba(27, 45, 69, 0.6) 50%, rgba(27, 45, 69, 0.88) 100%);
            pointer-events: none;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            color: #fff;
            padding: 80px 0;
        }
        .hero-badge {
            display: inline-block;
            background: rgba(200, 150, 62, 0.2);
            border: 1px solid rgba(200, 150, 62, 0.4);
            color: var(--brand-gold-light);
            padding: 6px 18px;
            border-radius: var(--brand-radius-full);
            font-size: 0.85rem;
            font-weight: 500;
            letter-spacing: 0.04em;
            margin-bottom: 20px;
        }
        .hero-title {
            font-family: var(--brand-font-heading);
            font-size: 3rem;
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: 0.03em;
            margin-bottom: 18px;
            color: #fff;
        }
        .hero-title .highlight {
            color: var(--brand-gold);
            position: relative;
        }
        .hero-desc {
            font-size: 1.1rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.85);
            max-width: 680px;
            margin-bottom: 32px;
        }
        .hero-btns {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }
        .btn-hero-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: var(--brand-radius-full);
            background: var(--brand-gold);
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            border: none;
            cursor: pointer;
            transition: all var(--brand-transition);
            letter-spacing: 0.02em;
        }
        .btn-hero-primary:hover {
            background: var(--brand-gold-hover);
            box-shadow: 0 8px 28px rgba(200, 150, 62, 0.4);
            transform: translateY(-2px);
            color: #fff;
        }
        .btn-hero-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: var(--brand-radius-full);
            background: transparent;
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            border: 2px solid rgba(255, 255, 255, 0.5);
            cursor: pointer;
            transition: all var(--brand-transition);
            letter-spacing: 0.02em;
        }
        .btn-hero-outline:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            transform: translateY(-2px);
        }
        @media (max-width: 768px) {
            .hero-section {
                min-height: 480px;
            }
            .hero-title {
                font-size: 2rem;
            }
            .hero-desc {
                font-size: 0.95rem;
            }
            .hero-content {
                padding: 50px 0;
            }
            .btn-hero-primary,
            .btn-hero-outline {
                padding: 12px 24px;
                font-size: 0.9rem;
            }
        }
        @media (max-width: 520px) {
            .hero-section {
                min-height: 420px;
            }
            .hero-title {
                font-size: 1.6rem;
            }
            .hero-desc {
                font-size: 0.88rem;
                line-height: 1.65;
            }
            .hero-btns {
                flex-direction: column;
                gap: 10px;
            }
            .btn-hero-primary,
            .btn-hero-outline {
                width: 100%;
                justify-content: center;
            }
        }

        /* ========== SECTION COMMONS ========== */
        .section-block {
            padding: 64px 0;
        }
        .section-block.alt-bg {
            background: var(--brand-white);
        }
        .section-label {
            display: inline-block;
            font-size: 0.82rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            color: var(--brand-gold);
            text-transform: uppercase;
            margin-bottom: 8px;
        }
        .section-title {
            font-family: var(--brand-font-heading);
            font-size: 2rem;
            font-weight: 700;
            color: var(--brand-deep);
            margin-bottom: 12px;
            letter-spacing: 0.02em;
            line-height: 1.3;
        }
        .section-subtitle {
            font-size: 1rem;
            color: var(--brand-text-soft);
            max-width: 600px;
            margin-bottom: 36px;
            line-height: 1.7;
        }
        .section-title.text-center+.section-subtitle {
            margin-left: auto;
            margin-right: auto;
        }
        @media (max-width: 768px) {
            .section-block {
                padding: 44px 0;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .section-subtitle {
                font-size: 0.9rem;
                margin-bottom: 24px;
            }
        }

        /* ========== STATS ========== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .stat-card {
            background: var(--brand-white);
            border-radius: var(--brand-radius-lg);
            padding: 28px 24px;
            text-align: center;
            border: 1px solid var(--brand-border-light);
            box-shadow: var(--brand-shadow-sm);
            transition: all var(--brand-transition);
        }
        .stat-card:hover {
            box-shadow: var(--brand-shadow-lg);
            transform: translateY(-4px);
            border-color: var(--brand-gold-light);
        }
        .stat-number {
            font-family: var(--brand-font-heading);
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--brand-gold);
            line-height: 1;
            margin-bottom: 8px;
            letter-spacing: -0.01em;
        }
        .stat-label {
            font-size: 0.9rem;
            color: var(--brand-text-soft);
            font-weight: 500;
        }
        @media (max-width: 768px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .stat-number {
                font-size: 2rem;
            }
            .stat-card {
                padding: 20px 16px;
            }
        }
        @media (max-width: 520px) {
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-number {
                font-size: 1.6rem;
            }
            .stat-card {
                padding: 16px 12px;
                border-radius: var(--brand-radius);
            }
            .stat-label {
                font-size: 0.78rem;
            }
        }

        /* ========== ADVANTAGE CARDS ========== */
        .advantage-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .adv-card {
            background: var(--brand-white);
            border-radius: var(--brand-radius-lg);
            padding: 32px 24px;
            border: 1px solid var(--brand-border-light);
            box-shadow: var(--brand-shadow-sm);
            transition: all var(--brand-transition);
            text-align: center;
        }
        .adv-card:hover {
            box-shadow: var(--brand-shadow-lg);
            transform: translateY(-4px);
            border-color: var(--brand-gold-light);
        }
        .adv-icon {
            width: 56px;
            height: 56px;
            border-radius: var(--brand-radius);
            background: var(--brand-gold-light);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 1.5rem;
            color: var(--brand-gold);
            transition: all var(--brand-transition);
        }
        .adv-card:hover .adv-icon {
            background: var(--brand-gold);
            color: #fff;
            transform: scale(1.05);
        }
        .adv-title {
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--brand-deep);
            margin-bottom: 8px;
            letter-spacing: 0.02em;
        }
        .adv-desc {
            font-size: 0.9rem;
            color: var(--brand-text-soft);
            line-height: 1.6;
        }
        @media (max-width: 991px) {
            .advantage-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .advantage-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .adv-card {
                padding: 24px 18px;
            }
        }

        /* ========== BRAND STORY ========== */
        .brand-story-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        .brand-story-img-wrap {
            position: relative;
            border-radius: var(--brand-radius-xl);
            overflow: hidden;
            box-shadow: var(--brand-shadow-lg);
            aspect-ratio: 4 / 3;
        }
        .brand-story-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--brand-transition-slow);
        }
        .brand-story-img-wrap:hover img {
            transform: scale(1.04);
        }
        .brand-story-text .section-title {
            margin-bottom: 16px;
        }
        .brand-story-text p {
            font-size: 0.98rem;
            line-height: 1.85;
            color: var(--brand-text-soft);
            margin-bottom: 12px;
        }
        .brand-story-highlights {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 16px;
        }
        .brand-story-highlights .highlight-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--brand-gold-light);
            color: var(--brand-deep);
            padding: 8px 16px;
            border-radius: var(--brand-radius-full);
            font-size: 0.85rem;
            font-weight: 500;
        }
        @media (max-width: 768px) {
            .brand-story-block {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .brand-story-img-wrap {
                aspect-ratio: 16 / 9;
            }
        }

        /* ========== CATEGORY CARDS ========== */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 18px;
        }
        .cat-card {
            background: var(--brand-white);
            border-radius: var(--brand-radius-lg);
            overflow: hidden;
            border: 1px solid var(--brand-border-light);
            box-shadow: var(--brand-shadow-sm);
            transition: all var(--brand-transition);
            cursor: pointer;
            text-decoration: none;
            color: inherit;
            display: block;
        }
        .cat-card:hover {
            box-shadow: var(--brand-shadow-lg);
            transform: translateY(-6px);
            border-color: var(--brand-gold);
            color: inherit;
        }
        .cat-card-img {
            width: 100%;
            aspect-ratio: 3 / 2;
            object-fit: cover;
            transition: transform var(--brand-transition-slow);
        }
        .cat-card:hover .cat-card-img {
            transform: scale(1.06);
        }
        .cat-card-body {
            padding: 16px;
            text-align: center;
        }
        .cat-card-title {
            font-weight: 700;
            font-size: 1rem;
            color: var(--brand-deep);
            margin-bottom: 4px;
            letter-spacing: 0.02em;
        }
        .cat-card-count {
            font-size: 0.78rem;
            color: var(--brand-text-muted);
        }
        @media (max-width: 991px) {
            .category-grid {
                grid-template-columns: repeat(3, 1fr);
            }
        }
        @media (max-width: 768px) {
            .category-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
        }
        @media (max-width: 520px) {
            .category-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .cat-card-body {
                padding: 12px 8px;
            }
            .cat-card-title {
                font-size: 0.85rem;
            }
        }

        /* ========== SERVICE CARDS ========== */
        .service-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .service-card {
            background: var(--brand-white);
            border-radius: var(--brand-radius-lg);
            padding: 28px 24px;
            border: 1px solid var(--brand-border-light);
            box-shadow: var(--brand-shadow-sm);
            transition: all var(--brand-transition);
            text-align: center;
        }
        .service-card:hover {
            box-shadow: var(--brand-shadow-lg);
            transform: translateY(-4px);
            border-color: var(--brand-gold-light);
        }
        .service-card .service-icon {
            font-size: 2rem;
            color: var(--brand-gold);
            margin-bottom: 14px;
        }
        .service-card h4 {
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--brand-deep);
            margin-bottom: 8px;
        }
        .service-card p {
            font-size: 0.88rem;
            color: var(--brand-text-soft);
            line-height: 1.6;
            margin-bottom: 0;
        }
        @media (max-width: 768px) {
            .service-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
        }
        @media (max-width: 520px) {
            .service-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
        }

        /* ========== PARTNERS ========== */
        .partner-logos {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            align-items: center;
            gap: 32px;
            padding: 20px 0;
        }
        .partner-logo-item {
            width: 100px;
            height: 60px;
            background: var(--brand-white);
            border-radius: var(--brand-radius);
            border: 1px solid var(--brand-border-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 600;
            color: var(--brand-text-muted);
            font-size: 0.85rem;
            transition: all var(--brand-transition);
            letter-spacing: 0.03em;
        }
        .partner-logo-item:hover {
            border-color: var(--brand-gold);
            color: var(--brand-gold);
            box-shadow: var(--brand-shadow);
        }
        @media (max-width: 520px) {
            .partner-logos {
                gap: 16px;
            }
            .partner-logo-item {
                width: 75px;
                height: 48px;
                font-size: 0.72rem;
            }
        }

        /* ========== TESTIMONIALS ========== */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .testimonial-card {
            background: var(--brand-white);
            border-radius: var(--brand-radius-lg);
            padding: 24px;
            border: 1px solid var(--brand-border-light);
            box-shadow: var(--brand-shadow-sm);
            transition: all var(--brand-transition);
        }
        .testimonial-card:hover {
            box-shadow: var(--brand-shadow-lg);
            transform: translateY(-3px);
        }
        .testimonial-stars {
            color: var(--brand-gold);
            font-size: 0.9rem;
            margin-bottom: 10px;
            letter-spacing: 2px;
        }
        .testimonial-text {
            font-size: 0.92rem;
            color: var(--brand-text-soft);
            line-height: 1.7;
            margin-bottom: 14px;
            font-style: italic;
        }
        .testimonial-author {
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--brand-deep);
        }
        .testimonial-role {
            font-size: 0.78rem;
            color: var(--brand-text-muted);
        }
        @media (max-width: 768px) {
            .testimonial-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
        }
        @media (max-width: 520px) {
            .testimonial-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--brand-white);
            border-radius: var(--brand-radius-lg);
            border: 1px solid var(--brand-border-light);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--brand-transition);
            box-shadow: var(--brand-shadow-sm);
        }
        .faq-item:hover {
            box-shadow: var(--brand-shadow);
        }
        .faq-question {
            width: 100%;
            text-align: left;
            padding: 18px 24px;
            background: transparent;
            border: none;
            font-weight: 600;
            font-size: 1rem;
            color: var(--brand-deep);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            letter-spacing: 0.02em;
            transition: color var(--brand-transition);
        }
        .faq-question:hover {
            color: var(--brand-gold);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            transition: transform var(--brand-transition);
            color: var(--brand-text-muted);
            font-size: 0.85rem;
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
            color: var(--brand-gold);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--brand-transition-slow), padding var(--brand-transition);
        }
        .faq-item.open .faq-answer {
            max-height: 600px;
        }
        .faq-answer-inner {
            padding: 0 24px 20px;
            font-size: 0.92rem;
            color: var(--brand-text-soft);
            line-height: 1.75;
        }
        @media (max-width: 520px) {
            .faq-question {
                font-size: 0.9rem;
                padding: 14px 16px;
            }
            .faq-answer-inner {
                padding: 0 16px 16px;
                font-size: 0.85rem;
            }
        }

        /* ========== NEWS ========== */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
        }
        .news-card {
            background: var(--brand-white);
            border-radius: var(--brand-radius-lg);
            overflow: hidden;
            border: 1px solid var(--brand-border-light);
            box-shadow: var(--brand-shadow-sm);
            transition: all var(--brand-transition);
            display: flex;
            flex-direction: column;
        }
        .news-card:hover {
            box-shadow: var(--brand-shadow-lg);
            transform: translateY(-4px);
            border-color: var(--brand-gold-light);
        }
        .news-card-img {
            width: 100%;
            aspect-ratio: 16 / 10;
            object-fit: cover;
            transition: transform var(--brand-transition-slow);
        }
        .news-card:hover .news-card-img {
            transform: scale(1.05);
        }
        .news-card-body {
            padding: 16px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .news-card-date {
            font-size: 0.75rem;
            color: var(--brand-text-muted);
            margin-bottom: 6px;
            letter-spacing: 0.03em;
        }
        .news-card-title {
            font-weight: 700;
            font-size: 0.95rem;
            color: var(--brand-deep);
            margin-bottom: 8px;
            line-height: 1.4;
            letter-spacing: 0.01em;
        }
        .news-card-desc {
            font-size: 0.82rem;
            color: var(--brand-text-soft);
            line-height: 1.55;
            flex: 1;
            margin-bottom: 12px;
        }
        .btn-news-more {
            align-self: flex-start;
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--brand-gold);
            transition: color var(--brand-transition);
            letter-spacing: 0.03em;
        }
        .btn-news-more:hover {
            color: var(--brand-gold-hover);
        }
        @media (max-width: 991px) {
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .news-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
        }

        /* ========== CTA ========== */
        .cta-section {
            background: var(--brand-deep);
            position: relative;
            overflow: hidden;
            padding: 60px 0;
        }
        .cta-bg-img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.2;
            pointer-events: none;
        }
        .cta-content {
            position: relative;
            z-index: 2;
            text-align: center;
            color: #fff;
        }
        .cta-content .section-title {
            color: #fff;
            font-size: 2rem;
            margin-bottom: 12px;
        }
        .cta-content p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 1rem;
            max-width: 550px;
            margin: 0 auto 28px;
            line-height: 1.7;
        }
        .btn-cta-lg {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 16px 40px;
            border-radius: var(--brand-radius-full);
            background: var(--brand-gold);
            color: #fff;
            font-weight: 700;
            font-size: 1.05rem;
            border: none;
            cursor: pointer;
            transition: all var(--brand-transition);
            letter-spacing: 0.03em;
        }
        .btn-cta-lg:hover {
            background: #fff;
            color: var(--brand-deep);
            box-shadow: 0 12px 36px rgba(0, 0, 0, 0.25);
            transform: translateY(-3px);
        }
        @media (max-width: 520px) {
            .cta-section {
                padding: 40px 0;
            }
            .cta-content .section-title {
                font-size: 1.4rem;
            }
            .btn-cta-lg {
                padding: 14px 30px;
                font-size: 0.95rem;
            }
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--brand-deep);
            color: rgba(255, 255, 255, 0.7);
            padding: 48px 0 24px;
            font-size: 0.9rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand-name {
            font-family: var(--brand-font-heading);
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
            letter-spacing: 0.03em;
        }
        .footer-desc {
            font-size: 0.85rem;
            line-height: 1.7;
            margin-bottom: 0;
        }
        .footer-col h5 {
            font-weight: 600;
            color: #fff;
            font-size: 0.95rem;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.65);
            font-size: 0.85rem;
            transition: color var(--brand-transition);
        }
        .footer-col ul li a:hover {
            color: var(--brand-gold);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            text-align: center;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.5);
            letter-spacing: 0.02em;
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .site-footer {
                padding: 32px 0 16px;
            }
        }

        /* ========== UTILITY ========== */
        .text-gold {
            color: var(--brand-gold) !important;
        }
        .bg-surface {
            background: var(--brand-surface);
        }
        .bg-white-block {
            background: var(--brand-white);
        }
        .divider {
            width: 60px;
            height: 4px;
            border-radius: 4px;
            background: var(--brand-gold);
            margin: 0 auto 20px;
        }
        .divider-left {
            margin-left: 0;
        }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }

        @media (max-width: 991px) {
            .hide-mobile-nav-extra {
                display: none;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #1a3c5e;
            --primary-light: #1e5a8a;
            --primary-dark: #0f2a42;
            --accent: #e8782a;
            --accent-hover: #d0651f;
            --accent-light: #fef3eb;
            --bg-body: #f8f9fb;
            --bg-white: #ffffff;
            --bg-light: #f1f3f6;
            --bg-dark: #0f1e2e;
            --text-primary: #1a1d22;
            --text-secondary: #555a63;
            --text-weak: #8b919c;
            --text-inverse: #f0f2f5;
            --border: #e2e5ea;
            --border-light: #eef0f3;
            --radius-sm: 8px;
            --radius: 14px;
            --radius-lg: 20px;
            --radius-xl: 24px;
            --shadow-xs: 0 1px 3px rgba(0, 0, 0, 0.04);
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
            --shadow-md: 0 8px 28px rgba(0, 0, 0, 0.1);
            --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 24px 64px rgba(0, 0, 0, 0.16);
            --transition: 0.22s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --section-gap: 72px;
            --section-gap-sm: 48px;
            --container-max: 1200px;
            --nav-height: 68px;
        }

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

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

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

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

        /* Container */
        .container-custom {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }
        @media (min-width: 1400px) {
            .container-custom {
                max-width: 1280px;
            }
        }

        /* ============ HEADER / NAV ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border-light);
            box-shadow: var(--shadow-xs);
            min-height: var(--nav-height);
            display: flex;
            align-items: center;
        }
        .site-header .container {
            max-width: var(--container-max);
        }
        .navbar {
            padding: 0;
            min-height: var(--nav-height);
            width: 100%;
        }
        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--primary) !important;
            letter-spacing: 0.02em;
            white-space: nowrap;
        }
        .navbar-brand .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            color: #fff;
            font-size: 1.2rem;
            font-weight: 800;
            flex-shrink: 0;
        }
        .navbar-nav {
            gap: 4px;
        }
        .nav-link {
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--text-secondary) !important;
            padding: 10px 16px !important;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            white-space: nowrap;
            position: relative;
        }
        .nav-link:hover {
            color: var(--primary) !important;
            background: var(--bg-light);
        }
        .nav-link.active {
            color: var(--accent) !important;
            background: var(--accent-light);
            font-weight: 600;
        }
        .navbar-toggler {
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            padding: 8px 12px;
            color: var(--text-primary);
            background: var(--bg-white);
            transition: all var(--transition);
        }
        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(232, 120, 42, 0.15);
            border-color: var(--accent);
        }
        .navbar-toggler .fa-bars {
            font-size: 1.25rem;
            color: var(--text-primary);
        }
        .nav-search-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .nav-search-input {
            border: 1.5px solid var(--border);
            border-radius: 28px;
            padding: 9px 18px;
            font-size: 0.9rem;
            color: var(--text-primary);
            background: var(--bg-light);
            outline: none;
            transition: all var(--transition);
            width: 200px;
            max-width: 100%;
        }
        .nav-search-input::placeholder {
            color: var(--text-weak);
        }
        .nav-search-input:focus {
            border-color: var(--accent);
            background: var(--bg-white);
            box-shadow: 0 0 0 3px rgba(232, 120, 42, 0.08);
            width: 240px;
        }
        .btn-nav-cta {
            background: var(--accent);
            color: #fff;
            border: none;
            padding: 10px 22px;
            border-radius: 28px;
            font-weight: 600;
            font-size: 0.9rem;
            cursor: pointer;
            white-space: nowrap;
            transition: all var(--transition);
        }
        .btn-nav-cta:hover {
            background: var(--accent-hover);
            box-shadow: var(--shadow-sm);
            transform: translateY(-1px);
        }
        .btn-nav-cta:active {
            transform: translateY(0);
        }

        @media (max-width: 991px) {
            .navbar-collapse {
                background: var(--bg-white);
                border-radius: var(--radius);
                padding: 16px;
                margin-top: 10px;
                box-shadow: var(--shadow-md);
                border: 1px solid var(--border-light);
            }
            .navbar-nav {
                gap: 2px;
            }
            .nav-link {
                border-radius: var(--radius-sm);
                padding: 12px 16px !important;
            }
            .nav-search-wrap {
                flex-direction: column;
                width: 100%;
                margin-top: 12px;
                gap: 10px;
            }
            .nav-search-input {
                width: 100%;
            }
            .nav-search-input:focus {
                width: 100%;
            }
            .btn-nav-cta {
                width: 100%;
                text-align: center;
            }
        }

        /* ============ PAGE BANNER ============ */
        .page-banner {
            position: relative;
            background: linear-gradient(160deg, #1a3c5e 0%, #0f2a42 40%, #1e5a8a 100%);
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center 30%;
            background-blend-mode: overlay;
            padding: 80px 0 72px;
            color: #fff;
            text-align: center;
            overflow: hidden;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(15, 30, 46, 0.55) 0%, rgba(15, 30, 46, 0.78) 100%);
            z-index: 1;
        }
        .page-banner .banner-content {
            position: relative;
            z-index: 2;
        }
        .page-banner .banner-badge {
            display: inline-block;
            background: rgba(255, 255, 255, 0.15);
            backdrop-filter: blur(8px);
            border: 1px solid rgba(255, 255, 255, 0.25);
            color: #fff;
            padding: 6px 18px;
            border-radius: 28px;
            font-size: 0.85rem;
            font-weight: 500;
            letter-spacing: 0.04em;
            margin-bottom: 18px;
        }
        .page-banner h1 {
            font-family: var(--font-heading);
            font-size: 2.8rem;
            font-weight: 800;
            letter-spacing: 0.03em;
            margin-bottom: 14px;
            line-height: 1.25;
        }
        .page-banner .banner-desc {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 620px;
            margin: 0 auto 26px;
            line-height: 1.7;
        }
        .page-banner .banner-stats {
            display: flex;
            justify-content: center;
            gap: 40px;
            flex-wrap: wrap;
        }
        .page-banner .banner-stat-item {
            text-align: center;
        }
        .page-banner .banner-stat-num {
            font-size: 2rem;
            font-weight: 800;
            color: var(--accent);
            line-height: 1.1;
        }
        .page-banner .banner-stat-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 3px;
        }
        @media (max-width: 768px) {
            .page-banner {
                padding: 56px 0 48px;
            }
            .page-banner h1 {
                font-size: 1.9rem;
            }
            .page-banner .banner-desc {
                font-size: 0.95rem;
            }
            .page-banner .banner-stats {
                gap: 24px;
            }
            .page-banner .banner-stat-num {
                font-size: 1.5rem;
            }
        }

        /* ============ SECTION COMMON ============ */
        .section {
            padding: var(--section-gap) 0;
        }
        .section-sm {
            padding: var(--section-gap-sm) 0;
        }
        .section-label {
            display: inline-block;
            font-size: 0.82rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--accent);
            margin-bottom: 8px;
        }
        .section-title {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 10px;
            letter-spacing: 0.02em;
            line-height: 1.3;
        }
        .section-subtitle {
            font-size: 1rem;
            color: var(--text-weak);
            max-width: 600px;
            margin: 0 auto 36px;
        }
        .section-header-center {
            text-align: center;
            margin-bottom: 44px;
        }
        .section-header-center .section-subtitle {
            margin-left: auto;
            margin-right: auto;
        }
        @media (max-width: 768px) {
            .section {
                padding: var(--section-gap-sm) 0;
            }
            .section-title {
                font-size: 1.55rem;
            }
        }

        /* ============ CARDS ============ */
        .card-custom {
            background: var(--bg-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 28px;
            box-shadow: var(--shadow-xs);
            transition: all var(--transition-slow);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .card-custom:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: var(--border);
        }
        .card-custom .card-img-wrap {
            border-radius: var(--radius);
            overflow: hidden;
            margin: -28px -28px 20px -28px;
            position: relative;
        }
        .card-custom .card-img-wrap img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .card-custom:hover .card-img-wrap img {
            transform: scale(1.04);
        }
        .card-custom .card-tag {
            display: inline-block;
            background: var(--accent-light);
            color: var(--accent);
            font-size: 0.78rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 14px;
            margin-bottom: 10px;
            letter-spacing: 0.03em;
        }
        .card-custom .card-title {
            font-family: var(--font-heading);
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .card-custom .card-text {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.6;
            flex-grow: 1;
            margin-bottom: 14px;
        }
        .card-custom .card-meta {
            font-size: 0.8rem;
            color: var(--text-weak);
            display: flex;
            gap: 14px;
            align-items: center;
        }
        .card-custom .card-meta i {
            margin-right: 4px;
        }

        /* Featured large card */
        .card-featured {
            background: var(--bg-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-slow);
            display: flex;
            flex-direction: column;
            height: 100%;
        }
        .card-featured:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }
        .card-featured .card-featured-img {
            height: 260px;
            overflow: hidden;
        }
        .card-featured .card-featured-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .card-featured:hover .card-featured-img img {
            transform: scale(1.05);
        }
        .card-featured .card-featured-body {
            padding: 24px 28px 28px;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
        }
        .card-featured .card-tag {
            display: inline-block;
            background: #eef4fb;
            color: var(--primary);
            font-size: 0.78rem;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: 14px;
            margin-bottom: 10px;
            letter-spacing: 0.03em;
            width: fit-content;
        }
        .card-featured .card-featured-title {
            font-family: var(--font-heading);
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .card-featured .card-featured-text {
            font-size: 0.92rem;
            color: var(--text-secondary);
            line-height: 1.65;
            flex-grow: 1;
            margin-bottom: 14px;
        }
        .card-featured .card-meta {
            font-size: 0.8rem;
            color: var(--text-weak);
            display: flex;
            gap: 16px;
            align-items: center;
        }

        /* ============ TIMELINE / SCHEDULE ============ */
        .timeline-list {
            position: relative;
            padding-left: 32px;
        }
        .timeline-list::before {
            content: '';
            position: absolute;
            left: 11px;
            top: 8px;
            bottom: 8px;
            width: 2px;
            background: var(--border);
            border-radius: 1px;
        }
        .timeline-item {
            position: relative;
            margin-bottom: 24px;
            padding-left: 20px;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -26px;
            top: 7px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--accent);
            border: 3px solid #fff;
            box-shadow: 0 0 0 3px var(--accent-light);
            z-index: 2;
        }
        .timeline-item .timeline-date {
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--accent);
            letter-spacing: 0.03em;
            margin-bottom: 3px;
        }
        .timeline-item .timeline-title {
            font-weight: 700;
            font-size: 1rem;
            color: var(--text-primary);
            margin-bottom: 3px;
        }
        .timeline-item .timeline-desc {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.5;
        }

        /* ============ STATS ROW ============ */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .stat-card {
            background: var(--bg-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 28px 20px;
            text-align: center;
            box-shadow: var(--shadow-xs);
            transition: all var(--transition);
        }
        .stat-card:hover {
            box-shadow: var(--shadow-sm);
            transform: translateY(-2px);
        }
        .stat-card .stat-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 50px;
            height: 50px;
            border-radius: var(--radius);
            background: var(--accent-light);
            color: var(--accent);
            font-size: 1.3rem;
            margin-bottom: 12px;
        }
        .stat-card .stat-num {
            font-size: 2rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.1;
        }
        .stat-card .stat-label {
            font-size: 0.85rem;
            color: var(--text-weak);
            margin-top: 4px;
        }
        @media (max-width: 768px) {
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .stat-card {
                padding: 20px 14px;
            }
            .stat-card .stat-num {
                font-size: 1.5rem;
            }
        }
        @media (max-width: 480px) {
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
        }

        /* ============ TAG CLOUD ============ */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
        }
        .tag-pill {
            display: inline-block;
            padding: 8px 18px;
            border-radius: 24px;
            font-size: 0.88rem;
            font-weight: 500;
            background: var(--bg-white);
            border: 1.5px solid var(--border);
            color: var(--text-secondary);
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .tag-pill:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: var(--accent-light);
            box-shadow: var(--shadow-xs);
        }
        .tag-pill.tag-hot {
            background: #fff5f0;
            border-color: var(--accent);
            color: var(--accent);
            font-weight: 600;
        }

        /* ============ CTA BANNER ============ */
        .cta-banner {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            border-radius: var(--radius-xl);
            padding: 48px 40px;
            color: #fff;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-banner::after {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.04);
            pointer-events: none;
        }
        .cta-banner .cta-title {
            font-family: var(--font-heading);
            font-size: 1.6rem;
            font-weight: 700;
            margin-bottom: 10px;
            position: relative;
            z-index: 1;
        }
        .cta-banner .cta-text {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 22px;
            position: relative;
            z-index: 1;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }
        .btn-cta {
            display: inline-block;
            background: var(--accent);
            color: #fff;
            padding: 13px 32px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 1rem;
            border: none;
            cursor: pointer;
            transition: all var(--transition);
            position: relative;
            z-index: 1;
            letter-spacing: 0.02em;
        }
        .btn-cta:hover {
            background: var(--accent-hover);
            box-shadow: 0 8px 24px rgba(232, 120, 42, 0.35);
            transform: translateY(-2px);
            color: #fff;
        }
        .btn-cta:active {
            transform: translateY(0);
        }

        /* ============ LIST ITEMS ============ */
        .info-list-item {
            display: flex;
            gap: 16px;
            padding: 18px 0;
            border-bottom: 1px solid var(--border-light);
            align-items: flex-start;
            transition: all var(--transition);
            cursor: pointer;
        }
        .info-list-item:last-child {
            border-bottom: none;
        }
        .info-list-item:hover {
            background: var(--bg-light);
            margin: 0 -14px;
            padding-left: 14px;
            padding-right: 14px;
            border-radius: var(--radius);
        }
        .info-list-item .list-thumb {
            width: 100px;
            height: 70px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
        }
        .info-list-item .list-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .info-list-item .list-body {
            flex: 1;
            min-width: 0;
        }
        .info-list-item .list-title {
            font-weight: 600;
            font-size: 0.98rem;
            color: var(--text-primary);
            margin-bottom: 4px;
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .info-list-item .list-summary {
            font-size: 0.84rem;
            color: var(--text-weak);
            line-height: 1.45;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .info-list-item .list-date {
            font-size: 0.78rem;
            color: var(--text-weak);
            white-space: nowrap;
        }
        @media (max-width: 520px) {
            .info-list-item {
                flex-direction: column;
                gap: 10px;
            }
            .info-list-item .list-thumb {
                width: 100%;
                height: 140px;
            }
        }

        /* ============ FOOTER ============ */
        .site-footer {
            background: var(--bg-dark);
            color: #c5cad2;
            padding: 56px 0 0;
            margin-top: 0;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 36px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .site-footer .footer-brand-name {
            font-family: var(--font-heading);
            font-size: 1.4rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
            letter-spacing: 0.03em;
        }
        .site-footer .footer-desc {
            font-size: 0.9rem;
            line-height: 1.65;
            color: #9aa0ab;
            max-width: 300px;
        }
        .site-footer h5 {
            font-size: 0.95rem;
            font-weight: 600;
            color: #e0e3e8;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }
        .site-footer ul li {
            margin-bottom: 8px;
        }
        .site-footer ul li a {
            font-size: 0.88rem;
            color: #9aa0ab;
            transition: color var(--transition);
        }
        .site-footer ul li a:hover {
            color: var(--accent);
        }
        .site-footer .footer-bottom {
            padding: 22px 0;
            text-align: center;
            font-size: 0.82rem;
            color: #6e7682;
        }
        @media (max-width: 768px) {
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }
        @media (max-width: 480px) {
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 22px;
            }
        }

        /* ============ UTILS ============ */
        .text-accent {
            color: var(--accent);
        }
        .bg-light-alt {
            background: var(--bg-light);
        }
        .mt-0 {
            margin-top: 0;
        }
        .g-20 {
            gap: 20px;
        }
        .row-gap-24 {
            row-gap: 24px;
        }

        /* ============ ANIMATIONS ============ */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(22px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .animate-fade-in {
            animation: fadeInUp 0.6s ease-out forwards;
        }
        .animate-delay-1 {
            animation-delay: 0.1s;
            opacity: 0;
        }
        .animate-delay-2 {
            animation-delay: 0.2s;
            opacity: 0;
        }
        .animate-delay-3 {
            animation-delay: 0.3s;
            opacity: 0;
        }

        /* Focus accessibility */
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 3px solid rgba(232, 120, 42, 0.4);
            outline-offset: 3px;
            border-radius: 4px;
        }

/* roulang page: category3 */
:root {
            --brand-primary: #1a3c6e;
            --brand-secondary: #c8963e;
            --brand-accent: #e8b84b;
            --brand-light: #f5f0e8;
            --brand-dark: #0f2340;
            --text-primary: #1a1a1a;
            --text-secondary: #4a4a4a;
            --text-muted: #7a7a7a;
            --text-light: #9a9a9a;
            --bg-page: #fafaf8;
            --bg-white: #ffffff;
            --bg-light: #f8f6f2;
            --bg-dark: #0f2340;
            --border-color: #e8e4dc;
            --border-light: #f0ece4;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-xs: 0 1px 3px rgba(15, 35, 64, 0.04);
            --shadow-sm: 0 2px 8px rgba(15, 35, 64, 0.06);
            --shadow-md: 0 6px 20px rgba(15, 35, 64, 0.10);
            --shadow-lg: 0 12px 36px rgba(15, 35, 64, 0.14);
            --shadow-xl: 0 20px 50px rgba(15, 35, 64, 0.18);
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s ease;
            --transition-slow: 0.4s cubic-bezier(0.25, 0.8, 0.25, 1.2);
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont,
                sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
            --max-width: 1260px;
        }

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

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

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

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

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

        button {
            cursor: pointer;
            font-family: var(--font-body);
        }

        input,
        button {
            outline: none;
        }

        input:focus-visible,
        button:focus-visible,
        a:focus-visible {
            outline: 2px solid var(--brand-secondary);
            outline-offset: 3px;
            border-radius: 4px;
        }

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

        /* ========== HEADER / NAV ========== */
        .site-header {
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-color);
            position: sticky;
            top: 0;
            z-index: 1050;
            box-shadow: var(--shadow-xs);
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
            background: rgba(255, 255, 255, 0.96);
        }

        .navbar {
            padding: 10px 0;
            align-items: center;
        }

        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--brand-primary);
            letter-spacing: 0.02em;
            text-decoration: none;
            transition: opacity var(--transition-fast);
        }

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

        .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--brand-primary), #1e5090);
            color: #fff;
            font-size: 1.1rem;
            font-weight: 700;
            flex-shrink: 0;
        }

        .navbar-toggler {
            border: 1px solid var(--border-color);
            padding: 8px 12px;
            border-radius: var(--radius-sm);
            color: var(--brand-primary);
            background: transparent;
            transition: all var(--transition-fast);
            font-size: 1.2rem;
        }

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

        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(200, 150, 62, 0.15);
            border-color: var(--brand-secondary);
        }

        .navbar-nav {
            gap: 4px;
        }

        .navbar-nav .nav-link {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-secondary);
            padding: 10px 16px;
            border-radius: 8px;
            transition: all var(--transition-base);
            position: relative;
            white-space: nowrap;
            letter-spacing: 0.01em;
        }

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

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

        .navbar-nav .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 50%;
            transform: translateX(-50%);
            width: 32px;
            height: 3px;
            background: var(--brand-secondary);
            border-radius: 3px;
        }

        .nav-search-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
        }

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

        .nav-search-input:focus {
            border-color: var(--brand-secondary);
            box-shadow: 0 0 0 4px rgba(200, 150, 62, 0.08);
            background: #fff;
            width: 240px;
        }

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

        .btn-nav-cta {
            padding: 10px 22px;
            border: none;
            border-radius: 24px;
            background: linear-gradient(135deg, var(--brand-secondary), #d4a54a);
            color: #fff;
            font-weight: 600;
            font-size: 0.9rem;
            letter-spacing: 0.02em;
            white-space: nowrap;
            transition: all var(--transition-base);
            box-shadow: 0 3px 12px rgba(200, 150, 62, 0.25);
        }

        .btn-nav-cta:hover {
            box-shadow: 0 6px 20px rgba(200, 150, 62, 0.4);
            transform: translateY(-1px);
            background: linear-gradient(135deg, #d4a54a, #c8963e);
            color: #fff;
        }

        .btn-nav-cta:active {
            transform: scale(0.97);
        }

        /* ========== INNER BANNER ========== */
        .inner-banner {
            position: relative;
            padding: 70px 0;
            background: linear-gradient(160deg, var(--bg-dark) 0%, #162d50 40%, var(--brand-primary) 100%);
            overflow: hidden;
            z-index: 1;
        }

        .inner-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center 35%;
            opacity: 0.18;
            z-index: 0;
        }

        .inner-banner::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 60px;
            background: linear-gradient(to top, var(--bg-page), transparent);
            z-index: 1;
        }

        .inner-banner .container {
            position: relative;
            z-index: 2;
        }

        .banner-breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 16px;
            flex-wrap: wrap;
        }

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

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

        .banner-breadcrumb .separator {
            color: rgba(255, 255, 255, 0.4);
            font-size: 0.75rem;
        }

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

        .inner-banner-title {
            font-family: var(--font-heading);
            font-size: 2.6rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.02em;
            margin-bottom: 14px;
            line-height: 1.25;
        }

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

        .banner-meta-row {
            display: flex;
            gap: 28px;
            margin-top: 20px;
            flex-wrap: wrap;
        }

        .banner-meta-item {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.75);
        }

        .banner-meta-item i {
            color: var(--brand-accent);
            font-size: 0.85rem;
        }

        /* ========== SECTION STYLES ========== */
        .section-block {
            padding: 60px 0;
        }

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

        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--brand-secondary);
            background: rgba(200, 150, 62, 0.08);
            padding: 5px 14px;
            border-radius: 20px;
            margin-bottom: 10px;
        }

        .section-title {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: 0.015em;
            margin-bottom: 10px;
            line-height: 1.3;
        }

        .section-desc {
            font-size: 1rem;
            color: var(--text-muted);
            max-width: 600px;
            line-height: 1.65;
        }

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

        .section-header.text-center .section-desc {
            margin-left: auto;
            margin-right: auto;
        }

        /* ========== ARTICLE LIST CARD ========== */
        .article-list-card {
            display: flex;
            gap: 24px;
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 24px;
            border: 1px solid var(--border-light);
            transition: all var(--transition-base);
            align-items: flex-start;
            margin-bottom: 16px;
            box-shadow: var(--shadow-xs);
        }

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

        .article-list-thumb {
            width: 220px;
            height: 150px;
            border-radius: var(--radius-md);
            overflow: hidden;
            flex-shrink: 0;
            background: var(--bg-light);
        }

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

        .article-list-card:hover .article-list-thumb img {
            transform: scale(1.06);
        }

        .article-list-body {
            flex: 1;
            min-width: 0;
        }

        .article-list-tag {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 500;
            padding: 3px 12px;
            border-radius: 14px;
            margin-bottom: 10px;
            letter-spacing: 0.03em;
        }

        .tag-strategy {
            background: #e8f0fa;
            color: #1a3c6e;
        }

        .tag-cooperation {
            background: #fdf3e0;
            color: #b8781a;
        }

        .tag-upgrade {
            background: #e6f4ea;
            color: #1a6b3c;
        }

        .tag-honor {
            background: #fce8e8;
            color: #a82828;
        }

        .tag-event {
            background: #eef0fc;
            color: #3b3f8c;
        }

        .article-list-title {
            font-family: var(--font-heading);
            font-size: 1.2rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 8px;
            line-height: 1.4;
            transition: color var(--transition-fast);
        }

        .article-list-card:hover .article-list-title {
            color: var(--brand-primary);
        }

        .article-list-excerpt {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 12px;
        }

        .article-list-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 0.82rem;
            color: var(--text-light);
            flex-wrap: wrap;
        }

        .article-list-meta i {
            color: var(--brand-secondary);
            font-size: 0.75rem;
        }

        /* ========== TIMELINE ========== */
        .timeline-wrapper {
            position: relative;
            padding-left: 36px;
        }

        .timeline-wrapper::before {
            content: '';
            position: absolute;
            left: 14px;
            top: 8px;
            bottom: 8px;
            width: 3px;
            background: linear-gradient(to bottom, var(--brand-secondary), var(--brand-accent), var(--brand-secondary));
            border-radius: 3px;
        }

        .timeline-item {
            position: relative;
            margin-bottom: 32px;
            padding-left: 32px;
        }

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

        .timeline-dot {
            position: absolute;
            left: -22px;
            top: 5px;
            width: 16px;
            height: 16px;
            border-radius: 50%;
            background: var(--brand-secondary);
            border: 3px solid var(--bg-white);
            box-shadow: 0 0 0 4px rgba(200, 150, 62, 0.18);
            z-index: 2;
        }

        .timeline-date {
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--brand-secondary);
            letter-spacing: 0.04em;
            margin-bottom: 4px;
        }

        .timeline-title {
            font-family: var(--font-heading);
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 6px;
        }

        .timeline-desc {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.55;
        }

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

        .stat-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            text-align: center;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-xs);
            transition: all var(--transition-base);
        }

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

        .stat-number {
            font-family: var(--font-heading);
            font-size: 2.4rem;
            font-weight: 700;
            color: var(--brand-primary);
            line-height: 1;
            margin-bottom: 6px;
        }

        .stat-unit {
            font-size: 1rem;
            font-weight: 500;
            color: var(--brand-secondary);
        }

        .stat-label {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-top: 4px;
        }

        /* ========== FEATURED CARDS GRID ========== */
        .featured-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .featured-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-xs);
            transition: all var(--transition-base);
        }

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

        .featured-card-img {
            height: 200px;
            overflow: hidden;
            background: var(--bg-light);
        }

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

        .featured-card:hover .featured-card-img img {
            transform: scale(1.07);
        }

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

        .featured-card-tag {
            font-size: 0.75rem;
            font-weight: 500;
            padding: 3px 10px;
            border-radius: 12px;
            display: inline-block;
            margin-bottom: 10px;
            letter-spacing: 0.03em;
        }

        .featured-card-title {
            font-family: var(--font-heading);
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .featured-card-excerpt {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            padding: 60px 0;
            background: linear-gradient(150deg, var(--brand-primary) 0%, #1a3c6e 60%, var(--brand-dark) 100%);
            position: relative;
            overflow: hidden;
            border-radius: var(--radius-xl);
            margin: 40px 24px;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.1;
        }

        .cta-inner {
            position: relative;
            z-index: 2;
            text-align: center;
            padding: 20px;
        }

        .cta-inner h3 {
            font-family: var(--font-heading);
            font-size: 1.8rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }

        .cta-inner p {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 24px;
            max-width: 480px;
            margin-left: auto;
            margin-right: auto;
        }

        .btn-cta-lg {
            display: inline-block;
            padding: 14px 36px;
            border-radius: 28px;
            background: var(--brand-accent);
            color: var(--brand-dark);
            font-weight: 700;
            font-size: 1rem;
            letter-spacing: 0.02em;
            border: none;
            transition: all var(--transition-base);
            box-shadow: 0 6px 24px rgba(232, 184, 75, 0.35);
            text-decoration: none;
        }

        .btn-cta-lg:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 32px rgba(232, 184, 75, 0.5);
            background: #f0c860;
            color: var(--brand-dark);
        }

        .btn-cta-lg:active {
            transform: scale(0.96);
        }

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

        .faq-list .accordion-button {
            font-weight: 600;
            font-size: 1rem;
            color: var(--text-primary);
            background: var(--bg-white);
            padding: 18px 22px;
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
            box-shadow: none;
            letter-spacing: 0.01em;
        }

        .faq-list .accordion-button:not(.collapsed) {
            background: var(--brand-light);
            color: var(--brand-primary);
            box-shadow: none;
            border-bottom: 1px solid var(--border-color);
        }

        .faq-list .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(200, 150, 62, 0.12);
            border-color: var(--brand-secondary);
        }

        .faq-list .accordion-body {
            padding: 18px 22px;
            font-size: 0.92rem;
            color: var(--text-secondary);
            line-height: 1.7;
            background: #fefefe;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.8);
            padding: 50px 0 28px;
            margin-top: 20px;
        }

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

        .footer-brand-name {
            font-family: var(--font-heading);
            font-size: 1.4rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }

        .footer-desc {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.6;
            max-width: 280px;
        }

        .footer-col h5 {
            font-size: 0.9rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.04em;
            text-transform: uppercase;
        }

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

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

        .footer-col ul li a {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.6);
            transition: all var(--transition-fast);
            text-decoration: none;
        }

        .footer-col ul li a:hover {
            color: var(--brand-accent);
            padding-left: 3px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            text-align: center;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.45);
            letter-spacing: 0.02em;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1199px) {
            .stats-grid {
                grid-template-columns: repeat(4, 1fr);
                gap: 14px;
            }
            .stat-card {
                padding: 20px 16px;
            }
            .stat-number {
                font-size: 2rem;
            }
            .featured-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 16px;
            }
            .featured-card-img {
                height: 170px;
            }
            .inner-banner-title {
                font-size: 2.2rem;
            }
        }

        @media (max-width: 991px) {
            .nav-search-wrap {
                flex-direction: column;
                align-items: stretch;
                gap: 8px;
                margin-top: 10px;
            }
            .nav-search-input {
                width: 100%;
            }
            .nav-search-input:focus {
                width: 100%;
            }
            .btn-nav-cta {
                text-align: center;
            }
            .navbar-nav .nav-link {
                padding: 8px 12px;
                font-size: 0.9rem;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .featured-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .article-list-card {
                flex-direction: column;
                gap: 16px;
            }
            .article-list-thumb {
                width: 100%;
                height: 180px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .inner-banner-title {
                font-size: 1.8rem;
            }
            .inner-banner {
                padding: 50px 0;
            }
            .section-title {
                font-size: 1.6rem;
            }
            .cta-section {
                margin: 30px 16px;
                border-radius: var(--radius-lg);
            }
            .cta-inner h3 {
                font-size: 1.5rem;
            }
            .timeline-wrapper {
                padding-left: 28px;
            }
            .timeline-wrapper::before {
                left: 10px;
            }
            .timeline-dot {
                left: -18px;
            }
            .timeline-item {
                padding-left: 24px;
            }
        }

        @media (max-width: 767px) {
            .inner-banner {
                padding: 40px 0;
            }
            .inner-banner-title {
                font-size: 1.5rem;
            }
            .inner-banner-subtitle {
                font-size: 0.95rem;
            }
            .banner-meta-row {
                gap: 14px;
            }
            .section-block {
                padding: 36px 0;
            }
            .section-title {
                font-size: 1.35rem;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }
            .stat-card {
                padding: 16px 12px;
            }
            .stat-number {
                font-size: 1.6rem;
            }
            .featured-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .featured-card-img {
                height: 200px;
            }
            .article-list-card {
                padding: 16px;
            }
            .article-list-thumb {
                height: 160px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .cta-section {
                margin: 20px 12px;
                padding: 36px 0;
                border-radius: var(--radius-md);
            }
            .cta-inner h3 {
                font-size: 1.3rem;
            }
            .btn-cta-lg {
                padding: 12px 28px;
                font-size: 0.9rem;
            }
            .navbar-brand {
                font-size: 1.15rem;
            }
            .brand-icon {
                width: 34px;
                height: 34px;
                font-size: 0.95rem;
            }
            .timeline-wrapper {
                padding-left: 20px;
            }
            .timeline-wrapper::before {
                left: 6px;
                width: 2px;
            }
            .timeline-dot {
                left: -14px;
                width: 12px;
                height: 12px;
                top: 7px;
                border-width: 2px;
            }
            .timeline-item {
                padding-left: 18px;
                margin-bottom: 22px;
            }
            .timeline-title {
                font-size: 0.95rem;
            }
            .faq-list .accordion-button {
                font-size: 0.9rem;
                padding: 14px 16px;
            }
            .faq-list .accordion-body {
                padding: 14px 16px;
                font-size: 0.85rem;
            }
        }

        @media (max-width: 520px) {
            .inner-banner-title {
                font-size: 1.3rem;
            }
            .inner-banner {
                padding: 30px 0;
            }
            .section-title {
                font-size: 1.2rem;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
            .stat-number {
                font-size: 1.4rem;
            }
            .stat-label {
                font-size: 0.78rem;
            }
            .banner-meta-row {
                gap: 8px;
                flex-direction: column;
            }
            .article-list-thumb {
                height: 140px;
            }
            .article-list-title {
                font-size: 1.05rem;
            }
            .container {
                padding-left: 14px;
                padding-right: 14px;
            }
            .cta-section {
                margin: 16px 8px;
                padding: 28px 0;
            }
        }

/* roulang page: category4 */
:root {
            --brand-primary: #1a3352;
            --brand-primary-light: #264773;
            --brand-accent: #d4a243;
            --brand-accent-light: #e8c56d;
            --brand-accent-dark: #b8892e;
            --text-primary: #1a1a2e;
            --text-secondary: #4a4a5e;
            --text-muted: #6b7280;
            --text-light: #8b8fa3;
            --bg-body: #f6f7f9;
            --bg-white: #ffffff;
            --bg-light: #f0f2f5;
            --bg-accent-soft: #fdf6ea;
            --border-color: #e2e5ea;
            --border-light: #eef0f4;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.06), 0 2px 4px rgba(0, 0, 0, 0.04);
            --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.08), 0 4px 8px rgba(0, 0, 0, 0.04);
            --shadow-xl: 0 20px 48px rgba(0, 0, 0, 0.10), 0 8px 16px rgba(0, 0, 0, 0.05);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-full: 50px;
            --transition-fast: 0.18s ease;
            --transition-base: 0.25s ease;
            --transition-slow: 0.35s ease;
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --section-gap: 72px;
            --section-gap-sm: 48px;
        }

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

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

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

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

        .container {
            max-width: 1200px;
            padding-left: 20px;
            padding-right: 20px;
        }
        @media (min-width: 1400px) {
            .container {
                max-width: 1280px;
            }
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-light);
            position: sticky;
            top: 0;
            z-index: 1050;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition-base);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }
        .navbar {
            padding: 12px 0;
            align-items: center;
            gap: 16px;
        }
        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--brand-primary) !important;
            letter-spacing: 0.5px;
            white-space: nowrap;
            transition: opacity var(--transition-fast);
        }
        .navbar-brand:hover {
            opacity: 0.85;
            color: var(--brand-primary) !important;
        }
        .brand-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--brand-primary) 0%, var(--brand-primary-light) 100%);
            color: #fff;
            font-weight: 800;
            font-size: 1.15rem;
            border-radius: var(--radius-sm);
            flex-shrink: 0;
        }
        .navbar-toggler {
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            padding: 8px 12px;
            color: var(--text-primary);
            background: transparent;
            transition: all var(--transition-fast);
        }
        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(26, 51, 82, 0.12);
            outline: none;
        }
        .navbar-toggler:hover {
            background: var(--bg-light);
        }
        .navbar-nav {
            gap: 4px;
        }
        .nav-link {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-secondary) !important;
            padding: 8px 15px !important;
            border-radius: var(--radius-full);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }
        .nav-link:hover {
            color: var(--brand-primary) !important;
            background: var(--bg-light);
        }
        .nav-link.active {
            color: var(--brand-accent-dark) !important;
            background: var(--bg-accent-soft);
            font-weight: 600;
        }
        .nav-search-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .nav-search-input {
            width: 190px;
            padding: 9px 16px;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-full);
            font-size: 0.875rem;
            color: var(--text-primary);
            background: var(--bg-body);
            outline: none;
            transition: all var(--transition-fast);
        }
        .nav-search-input:focus {
            border-color: var(--brand-accent);
            box-shadow: 0 0 0 3px rgba(212, 162, 67, 0.1);
            background: var(--bg-white);
            width: 220px;
        }
        .nav-search-input::placeholder {
            color: var(--text-light);
        }
        .btn-nav-cta {
            padding: 10px 20px;
            background: linear-gradient(135deg, var(--brand-accent) 0%, var(--brand-accent-dark) 100%);
            color: #fff;
            border: none;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.9rem;
            cursor: pointer;
            white-space: nowrap;
            transition: all var(--transition-base);
            letter-spacing: 0.3px;
        }
        .btn-nav-cta:hover {
            background: linear-gradient(135deg, var(--brand-accent-light) 0%, var(--brand-accent) 100%);
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
            color: #fff;
        }
        .btn-nav-cta:active {
            transform: translateY(0);
            box-shadow: var(--shadow-sm);
        }

        @media (max-width: 991.98px) {
            .navbar {
                flex-wrap: wrap;
            }
            .navbar-collapse {
                margin-top: 10px;
                background: var(--bg-white);
                border-radius: var(--radius-md);
                padding: 12px 16px;
                box-shadow: var(--shadow-md);
                border: 1px solid var(--border-light);
            }
            .navbar-nav {
                gap: 2px;
            }
            .nav-link {
                border-radius: var(--radius-sm);
                padding: 10px 14px !important;
            }
            .nav-search-wrap {
                flex-direction: column;
                width: 100%;
                margin-top: 10px;
                gap: 8px;
            }
            .nav-search-input {
                width: 100%;
            }
            .nav-search-input:focus {
                width: 100%;
            }
            .btn-nav-cta {
                width: 100%;
                text-align: center;
                padding: 11px 20px;
            }
        }
        @media (max-width: 520px) {
            .navbar-brand {
                font-size: 1.05rem;
            }
            .brand-icon {
                width: 34px;
                height: 34px;
                font-size: 1rem;
            }
            .navbar {
                padding: 8px 0;
            }
        }

        /* ========== PAGE BANNER ========== */
        .page-banner {
            position: relative;
            background: linear-gradient(160deg, #1a3352 0%, #1e3d5c 30%, #1a3352 60%, #152b44 100%);
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center 40%;
            background-blend-mode: overlay;
            padding: 80px 0 90px;
            color: #fff;
            text-align: center;
            overflow: hidden;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(26, 51, 82, 0.82) 0%, rgba(26, 51, 82, 0.88) 100%);
            z-index: 1;
        }
        .page-banner .container {
            position: relative;
            z-index: 2;
        }
        .banner-badge {
            display: inline-block;
            padding: 6px 18px;
            background: rgba(212, 162, 67, 0.2);
            border: 1px solid rgba(212, 162, 67, 0.4);
            border-radius: var(--radius-full);
            color: var(--brand-accent-light);
            font-size: 0.85rem;
            font-weight: 500;
            letter-spacing: 1px;
            margin-bottom: 18px;
        }
        .page-banner h1 {
            font-family: var(--font-heading);
            font-size: 2.8rem;
            font-weight: 700;
            letter-spacing: 0.8px;
            margin-bottom: 16px;
            line-height: 1.3;
        }
        .page-banner .banner-desc {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 650px;
            margin: 0 auto;
            line-height: 1.75;
        }
        @media (max-width: 768px) {
            .page-banner {
                padding: 56px 0 60px;
            }
            .page-banner h1 {
                font-size: 2rem;
            }
            .page-banner .banner-desc {
                font-size: 0.95rem;
            }
        }
        @media (max-width: 520px) {
            .page-banner h1 {
                font-size: 1.6rem;
            }
            .page-banner .banner-desc {
                font-size: 0.88rem;
            }
        }

        /* ========== SECTION COMMON ========== */
        .section {
            padding: var(--section-gap) 0;
        }
        .section-sm {
            padding: var(--section-gap-sm) 0;
        }
        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 1.5px;
            color: var(--brand-accent-dark);
            text-transform: uppercase;
            margin-bottom: 8px;
        }
        .section-title {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
            letter-spacing: 0.3px;
        }
        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 600px;
            line-height: 1.65;
        }
        .section-header {
            margin-bottom: 40px;
        }
        .section-header.centered {
            text-align: center;
        }
        .section-header.centered .section-subtitle {
            margin: 0 auto;
        }
        @media (max-width: 768px) {
            .section {
                padding: var(--section-gap-sm) 0;
            }
            .section-title {
                font-size: 1.55rem;
            }
            .section-subtitle {
                font-size: 0.95rem;
            }
            .section-header {
                margin-bottom: 28px;
            }
        }

        /* ========== CARDS ========== */
        .card-custom {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
            overflow: hidden;
            height: 100%;
        }
        .card-custom:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: var(--border-color);
        }
        .card-custom .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background: var(--bg-light);
        }
        .card-custom .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .card-custom:hover .card-img-wrap img {
            transform: scale(1.04);
        }
        .card-custom .card-body-custom {
            padding: 20px 22px 22px;
        }
        .card-custom .card-tag {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 500;
            color: var(--brand-accent-dark);
            background: var(--bg-accent-soft);
            padding: 4px 10px;
            border-radius: var(--radius-full);
            margin-bottom: 10px;
            letter-spacing: 0.4px;
        }
        .card-custom .card-title-link {
            font-family: var(--font-heading);
            font-size: 1.15rem;
            font-weight: 650;
            color: var(--text-primary);
            line-height: 1.45;
            display: block;
            margin-bottom: 8px;
            transition: color var(--transition-fast);
        }
        .card-custom .card-title-link:hover {
            color: var(--brand-accent-dark);
        }
        .card-custom .card-excerpt {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 0;
        }
        .card-custom .card-meta {
            font-size: 0.8rem;
            color: var(--text-light);
            margin-top: 12px;
            display: flex;
            align-items: center;
            gap: 12px;
        }

        /* ========== TREND CARDS (compact) ========== */
        .trend-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
            height: 100%;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .trend-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
            border-color: var(--border-color);
        }
        .trend-card .trend-icon {
            width: 50px;
            height: 50px;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            flex-shrink: 0;
        }
        .trend-icon.blue {
            background: #e8f0fa;
            color: #1a3352;
        }
        .trend-icon.amber {
            background: #fdf3e0;
            color: #c8963e;
        }
        .trend-icon.teal {
            background: #e6f4f1;
            color: #1a6b5a;
        }
        .trend-card h4 {
            font-family: var(--font-heading);
            font-size: 1.08rem;
            font-weight: 650;
            color: var(--text-primary);
            margin: 0;
            line-height: 1.4;
        }
        .trend-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.6;
        }

        /* ========== STATS ROW ========== */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .stat-block {
            text-align: center;
            padding: 28px 16px;
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
        }
        .stat-block:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .stat-number {
            font-family: var(--font-heading);
            font-size: 2.4rem;
            font-weight: 700;
            color: var(--brand-primary);
            letter-spacing: 0.5px;
            line-height: 1.2;
            margin-bottom: 6px;
        }
        .stat-number .plus {
            color: var(--brand-accent);
            font-size: 1.6rem;
        }
        .stat-label {
            font-size: 0.9rem;
            color: var(--text-muted);
            font-weight: 500;
        }
        @media (max-width: 768px) {
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .stat-number {
                font-size: 1.8rem;
            }
        }
        @media (max-width: 520px) {
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stat-number {
                font-size: 1.5rem;
            }
            .stat-block {
                padding: 20px 12px;
            }
        }

        /* ========== EXPERT QUOTE ========== */
        .expert-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 28px 26px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            height: 100%;
            position: relative;
            transition: all var(--transition-base);
        }
        .expert-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .expert-card .quote-icon {
            font-size: 2rem;
            color: var(--brand-accent-light);
            margin-bottom: 10px;
            opacity: 0.7;
            line-height: 1;
        }
        .expert-card .quote-text {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 16px;
            font-style: italic;
        }
        .expert-card .expert-info {
            display: flex;
            align-items: center;
            gap: 12px;
            border-top: 1px solid var(--border-light);
            padding-top: 14px;
        }
        .expert-avatar {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--bg-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: var(--brand-primary);
            font-size: 1rem;
            flex-shrink: 0;
        }
        .expert-name {
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--text-primary);
        }
        .expert-role {
            font-size: 0.78rem;
            color: var(--text-light);
        }

        /* ========== CTA BANNER ========== */
        .cta-banner {
            background: linear-gradient(135deg, #1a3352 0%, #1e3d5c 50%, #223f5e 100%);
            border-radius: var(--radius-xl);
            padding: 52px 44px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }
        .cta-banner::after {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(212, 162, 67, 0.08);
            pointer-events: none;
        }
        .cta-banner h3 {
            font-family: var(--font-heading);
            font-size: 1.7rem;
            font-weight: 700;
            margin-bottom: 10px;
            position: relative;
            z-index: 1;
        }
        .cta-banner p {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 24px;
            position: relative;
            z-index: 1;
        }
        .btn-cta-lg {
            display: inline-block;
            padding: 14px 36px;
            background: linear-gradient(135deg, var(--brand-accent) 0%, var(--brand-accent-dark) 100%);
            color: #fff;
            border: none;
            border-radius: var(--radius-full);
            font-weight: 650;
            font-size: 1rem;
            cursor: pointer;
            letter-spacing: 0.4px;
            transition: all var(--transition-base);
            position: relative;
            z-index: 1;
        }
        .btn-cta-lg:hover {
            background: linear-gradient(135deg, var(--brand-accent-light) 0%, var(--brand-accent) 100%);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(212, 162, 67, 0.35);
            color: #fff;
        }
        @media (max-width: 768px) {
            .cta-banner {
                padding: 36px 24px;
                border-radius: var(--radius-lg);
            }
            .cta-banner h3 {
                font-size: 1.35rem;
            }
        }

        /* ========== FAQ ========== */
        .faq-item {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-sm);
        }
        .faq-item:hover {
            border-color: var(--border-color);
        }
        .faq-question {
            padding: 18px 22px;
            font-weight: 600;
            font-size: 1rem;
            color: var(--text-primary);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            user-select: none;
            transition: background var(--transition-fast);
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
        }
        .faq-question:hover {
            background: var(--bg-light);
        }
        .faq-question .faq-arrow {
            transition: transform var(--transition-base);
            color: var(--text-light);
            font-size: 0.85rem;
            flex-shrink: 0;
        }
        .faq-item.open .faq-question .faq-arrow {
            transform: rotate(180deg);
            color: var(--brand-accent-dark);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-base), padding var(--transition-base);
            padding: 0 22px;
            font-size: 0.92rem;
            color: var(--text-secondary);
            line-height: 1.75;
            border-top: 0px solid transparent;
            transition: all 0.3s ease;
        }
        .faq-item.open .faq-answer {
            max-height: 500px;
            padding: 16px 22px 20px;
            border-top: 1px solid var(--border-light);
        }

        /* ========== PAGINATION ========== */
        .pagination-wrap {
            display: flex;
            justify-content: center;
            gap: 8px;
            margin-top: 36px;
            flex-wrap: wrap;
        }
        .page-dot {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 500;
            font-size: 0.9rem;
            color: var(--text-secondary);
            background: var(--bg-white);
            border: 1px solid var(--border-color);
            cursor: pointer;
            transition: all var(--transition-fast);
        }
        .page-dot:hover {
            background: var(--bg-light);
            border-color: var(--brand-accent);
            color: var(--brand-accent-dark);
        }
        .page-dot.active {
            background: var(--brand-primary);
            color: #fff;
            border-color: var(--brand-primary);
            font-weight: 600;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #1a1a2e;
            color: rgba(255, 255, 255, 0.8);
            padding: 52px 0 28px;
            margin-top: var(--section-gap);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.8fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand-name {
            font-family: var(--font-heading);
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
            letter-spacing: 0.4px;
        }
        .footer-desc {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.65;
        }
        .footer-col h5 {
            font-size: 0.95rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.3px;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--brand-accent-light);
        }
        .footer-bottom {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.45);
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .site-footer {
                padding: 36px 0 20px;
                margin-top: var(--section-gap-sm);
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }

        /* ========== MISC ========== */
        .bg-soft {
            background: var(--bg-light);
        }
        .divider {
            border: 0;
            height: 1px;
            background: var(--border-light);
            margin: 0;
        }
        .visually-hidden-focusable:focus {
            outline: 3px solid var(--brand-accent);
            outline-offset: 2px;
        }

/* roulang page: category2 */
:root {
            --primary: #1a3c5e;
            --primary-light: #1f4d78;
            --primary-dark: #0f2a42;
            --accent: #c8963e;
            --accent-light: #d9a94e;
            --accent-dark: #a67a2e;
            --bg: #f8f9fa;
            --bg-white: #ffffff;
            --bg-light: #f0f2f5;
            --bg-dark: #0f1f30;
            --text: #2c3e50;
            --text-light: #5a6c7d;
            --text-muted: #8899aa;
            --text-white: #eef2f6;
            --border: #dee2e6;
            --border-light: #e9ecef;
            --radius-sm: 8px;
            --radius: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 4px rgba(0, 0, 0, 0.06);
            --shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
            --shadow-md: 0 8px 28px rgba(0, 0, 0, 0.10);
            --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 24px 56px rgba(0, 0, 0, 0.14);
            --transition-fast: 0.15s ease;
            --transition: 0.25s ease;
            --transition-slow: 0.35s ease;
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Segoe UI', sans-serif;
            --nav-height: 68px;
        }

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

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

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

        a {
            text-decoration: none;
            color: var(--primary);
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--primary-light);
        }
        a:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
            border-radius: 4px;
        }

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

        button {
            cursor: pointer;
            font-family: var(--font-body);
        }
        button:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
            border-radius: 6px;
        }

        input[type="search"] {
            font-family: var(--font-body);
        }
        input[type="search"]:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
            border-radius: 6px;
        }

        .container {
            max-width: 1200px;
        }

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

        .site-header .navbar {
            padding: 0;
            width: 100%;
            min-height: var(--nav-height);
        }

        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--primary) !important;
            letter-spacing: 0.02em;
            transition: opacity var(--transition-fast);
        }
        .navbar-brand:hover {
            opacity: 0.85;
            color: var(--primary) !important;
        }
        .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
            color: #fff;
            font-size: 1.2rem;
            font-weight: 700;
            flex-shrink: 0;
        }

        .navbar-nav {
            gap: 4px;
        }
        .navbar-nav .nav-link {
            color: var(--text-light) !important;
            font-weight: 500;
            font-size: 0.95rem;
            padding: 8px 16px !important;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            position: relative;
            white-space: nowrap;
        }
        .navbar-nav .nav-link:hover {
            color: var(--primary) !important;
            background: rgba(26, 60, 94, 0.04);
        }
        .navbar-nav .nav-link.active {
            color: var(--accent-dark) !important;
            background: rgba(200, 150, 62, 0.08);
            font-weight: 600;
        }
        .navbar-nav .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 16px;
            right: 16px;
            height: 2.5px;
            background: var(--accent);
            border-radius: 2px;
        }

        .nav-search-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .nav-search-input {
            width: 200px;
            padding: 9px 16px;
            border: 1.5px solid var(--border);
            border-radius: 24px;
            font-size: 0.9rem;
            color: var(--text);
            background: var(--bg-light);
            transition: all var(--transition-fast);
            outline: none;
        }
        .nav-search-input:focus {
            border-color: var(--accent);
            background: var(--bg-white);
            box-shadow: 0 0 0 3px rgba(200, 150, 62, 0.08);
            width: 230px;
        }
        .nav-search-input::placeholder {
            color: var(--text-muted);
        }

        .btn-nav-cta {
            display: inline-block;
            padding: 10px 22px;
            background: var(--accent);
            color: #fff;
            border: none;
            border-radius: 24px;
            font-weight: 600;
            font-size: 0.9rem;
            letter-spacing: 0.02em;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
            box-shadow: 0 2px 8px rgba(200, 150, 62, 0.25);
        }
        .btn-nav-cta:hover {
            background: var(--accent-light);
            box-shadow: 0 4px 16px rgba(200, 150, 62, 0.35);
            transform: translateY(-1px);
        }
        .btn-nav-cta:active {
            background: var(--accent-dark);
            transform: translateY(0);
            box-shadow: 0 1px 4px rgba(200, 150, 62, 0.2);
        }

        .navbar-toggler {
            border: 1.5px solid var(--border);
            border-radius: var(--radius-sm);
            padding: 8px 12px;
            color: var(--primary);
            transition: all var(--transition-fast);
        }
        .navbar-toggler:hover {
            background: rgba(26, 60, 94, 0.04);
        }
        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(200, 150, 62, 0.12);
            outline: none;
        }

        /* ========== PAGE BANNER ========== */
        .page-banner {
            position: relative;
            background: url('assets/images/backpic/back-2.webp') center/cover no-repeat;
            min-height: 340px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 42, 66, 0.88) 0%, rgba(26, 60, 94, 0.78) 50%, rgba(15, 42, 66, 0.85) 100%);
            z-index: 1;
        }
        .page-banner .banner-content {
            position: relative;
            z-index: 2;
            padding: 60px 0;
            color: #fff;
        }
        .page-banner .banner-badge {
            display: inline-block;
            background: rgba(200, 150, 62, 0.25);
            border: 1px solid rgba(200, 150, 62, 0.45);
            color: var(--accent-light);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            margin-bottom: 16px;
        }
        .page-banner h1 {
            font-family: var(--font-heading);
            font-size: 2.6rem;
            font-weight: 700;
            letter-spacing: 0.03em;
            margin-bottom: 12px;
            line-height: 1.3;
        }
        .page-banner .banner-subtitle {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 620px;
            line-height: 1.7;
        }

        /* ========== SECTION TITLES ========== */
        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--accent-dark);
            background: rgba(200, 150, 62, 0.1);
            padding: 5px 14px;
            border-radius: 20px;
            margin-bottom: 8px;
        }
        .section-heading {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 2rem;
            color: var(--primary-dark);
            margin-bottom: 8px;
            letter-spacing: 0.02em;
        }
        .section-subtitle {
            color: var(--text-light);
            font-size: 1rem;
            max-width: 600px;
            line-height: 1.6;
        }
        .section-header {
            text-align: center;
            margin-bottom: 40px;
        }

        /* ========== STATS CARDS ========== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .stat-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            text-align: center;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }
        .stat-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: var(--border);
        }
        .stat-card .stat-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 52px;
            height: 52px;
            border-radius: var(--radius);
            background: rgba(26, 60, 94, 0.06);
            color: var(--primary);
            font-size: 1.4rem;
            margin-bottom: 14px;
            transition: all var(--transition);
        }
        .stat-card:hover .stat-icon {
            background: rgba(200, 150, 62, 0.12);
            color: var(--accent-dark);
        }
        .stat-card .stat-number {
            font-family: var(--font-heading);
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--primary-dark);
            line-height: 1.2;
            letter-spacing: 0.02em;
        }
        .stat-card .stat-unit {
            font-size: 0.9rem;
            color: var(--text-light);
            margin-top: 4px;
        }
        .stat-card::after {
            content: '';
            position: absolute;
            top: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 50px;
            height: 3px;
            background: var(--accent);
            border-radius: 0 0 3px 3px;
            opacity: 0;
            transition: all var(--transition);
        }
        .stat-card:hover::after {
            opacity: 1;
            width: 70px;
        }

        /* ========== REPORT CARDS ========== */
        .report-cards-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .report-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .report-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
            border-color: var(--border);
        }
        .report-card-img {
            width: 100%;
            height: 220px;
            object-fit: cover;
            display: block;
            transition: transform var(--transition-slow);
        }
        .report-card:hover .report-card-img {
            transform: scale(1.04);
        }
        .report-card-body {
            padding: 20px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .report-card-tag {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 600;
            color: var(--accent-dark);
            background: rgba(200, 150, 62, 0.1);
            padding: 4px 12px;
            border-radius: 14px;
            margin-bottom: 10px;
            align-self: flex-start;
        }
        .report-card-title {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.15rem;
            color: var(--primary-dark);
            margin-bottom: 8px;
            line-height: 1.45;
        }
        .report-card-desc {
            color: var(--text-light);
            font-size: 0.9rem;
            line-height: 1.6;
            flex: 1;
            margin-bottom: 14px;
        }
        .report-card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.82rem;
            color: var(--text-muted);
        }
        .report-card-meta i {
            color: var(--accent);
            font-size: 0.75rem;
        }

        /* ========== ARTICLE LIST ========== */
        .article-list {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .article-list-item {
            background: var(--bg-white);
            border-radius: var(--radius);
            padding: 20px 24px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            display: flex;
            align-items: flex-start;
            gap: 18px;
        }
        .article-list-item:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--border);
            transform: translateX(3px);
        }
        .article-list-date {
            flex-shrink: 0;
            text-align: center;
            min-width: 56px;
            background: rgba(26, 60, 94, 0.05);
            border-radius: var(--radius-sm);
            padding: 10px 8px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.3;
            font-size: 0.85rem;
        }
        .article-list-date span {
            display: block;
            font-size: 1.3rem;
            font-weight: 700;
        }
        .article-list-content h4 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--primary-dark);
            margin-bottom: 6px;
            line-height: 1.4;
        }
        .article-list-content p {
            color: var(--text-light);
            font-size: 0.9rem;
            line-height: 1.6;
            margin: 0;
        }
        .article-list-arrow {
            flex-shrink: 0;
            color: var(--accent);
            font-size: 1rem;
            align-self: center;
            transition: transform var(--transition-fast);
        }
        .article-list-item:hover .article-list-arrow {
            transform: translateX(4px);
        }

        /* ========== INSIGHT BLOCK ========== */
        .insight-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
            background: var(--bg-white);
            border-radius: var(--radius-xl);
            overflow: hidden;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow);
        }
        .insight-block-img {
            width: 100%;
            height: 100%;
            min-height: 380px;
            object-fit: cover;
            display: block;
        }
        .insight-block-text {
            padding: 40px 36px 40px 0;
        }
        .insight-block-text h3 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.5rem;
            color: var(--primary-dark);
            margin-bottom: 14px;
            line-height: 1.4;
        }
        .insight-block-text p {
            color: var(--text-light);
            line-height: 1.75;
            font-size: 0.98rem;
            margin-bottom: 12px;
        }
        .insight-highlights {
            list-style: none;
            padding: 0;
            margin: 16px 0 0;
        }
        .insight-highlights li {
            padding: 7px 0 7px 26px;
            position: relative;
            color: var(--text);
            font-weight: 500;
            font-size: 0.93rem;
        }
        .insight-highlights li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 13px;
            width: 10px;
            height: 10px;
            background: var(--accent);
            border-radius: 50%;
            box-shadow: 0 0 0 4px rgba(200, 150, 62, 0.15);
        }

        /* ========== FAQ ========== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
            max-width: 860px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-white);
            border-radius: var(--radius);
            padding: 22px 26px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow);
            border-color: var(--border);
        }
        .faq-question {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--primary-dark);
            margin-bottom: 8px;
            display: flex;
            align-items: flex-start;
            gap: 10px;
        }
        .faq-q-icon {
            flex-shrink: 0;
            color: var(--accent);
            font-size: 1.1rem;
            margin-top: 2px;
        }
        .faq-answer {
            color: var(--text-light);
            font-size: 0.93rem;
            line-height: 1.75;
            padding-left: 28px;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 40%, var(--primary-light) 100%);
            border-radius: var(--radius-xl);
            padding: 50px 40px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.03);
            pointer-events: none;
        }
        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -40px;
            width: 140px;
            height: 140px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.03);
            pointer-events: none;
        }
        .cta-section h3 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.8rem;
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
            letter-spacing: 0.02em;
        }
        .cta-section p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 550px;
            margin: 0 auto 24px;
            position: relative;
            z-index: 1;
            line-height: 1.7;
        }
        .btn-cta-primary {
            display: inline-block;
            padding: 14px 36px;
            background: var(--accent);
            color: #fff;
            border: none;
            border-radius: 28px;
            font-weight: 700;
            font-size: 1rem;
            letter-spacing: 0.03em;
            cursor: pointer;
            transition: all var(--transition-fast);
            box-shadow: 0 4px 18px rgba(200, 150, 62, 0.4);
            position: relative;
            z-index: 1;
        }
        .btn-cta-primary:hover {
            background: var(--accent-light);
            box-shadow: 0 6px 24px rgba(200, 150, 62, 0.5);
            transform: translateY(-2px);
            color: #fff;
        }
        .btn-cta-primary:active {
            background: var(--accent-dark);
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(200, 150, 62, 0.3);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--bg-dark);
            color: var(--text-white);
            padding: 48px 0 20px;
            margin-top: 60px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 36px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        .footer-brand-name {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.4rem;
            color: #fff;
            margin-bottom: 10px;
            letter-spacing: 0.03em;
        }
        .footer-desc {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.7;
        }
        .footer-col h5 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 0.95rem;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.88rem;
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--accent-light);
        }
        .footer-bottom {
            text-align: center;
            padding-top: 20px;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.4);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 991.98px) {
            .navbar-collapse {
                background: var(--bg-white);
                padding: 16px;
                border-radius: var(--radius);
                margin-top: 8px;
                box-shadow: var(--shadow-md);
            }
            .nav-search-wrap {
                flex-direction: column;
                align-items: stretch;
                gap: 8px;
                margin-top: 8px;
            }
            .nav-search-input {
                width: 100%;
            }
            .nav-search-input:focus {
                width: 100%;
            }
            .btn-nav-cta {
                text-align: center;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .report-cards-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .insight-block {
                grid-template-columns: 1fr;
            }
            .insight-block-text {
                padding: 24px 28px 32px;
            }
            .insight-block-img {
                min-height: 260px;
                max-height: 320px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .page-banner h1 {
                font-size: 2rem;
            }
        }

        @media (max-width: 767.98px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }
            .stat-card {
                padding: 20px 14px;
            }
            .stat-card .stat-number {
                font-size: 1.7rem;
            }
            .report-cards-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .report-card-img {
                height: 180px;
            }
            .article-list-item {
                flex-direction: column;
                gap: 10px;
                padding: 16px 18px;
            }
            .article-list-date {
                align-self: flex-start;
                flex-direction: row;
                gap: 6px;
                font-size: 0.8rem;
                padding: 6px 12px;
                min-width: auto;
            }
            .article-list-date span {
                font-size: 1rem;
                display: inline;
            }
            .article-list-arrow {
                align-self: flex-end;
            }
            .insight-block {
                grid-template-columns: 1fr;
            }
            .insight-block-text {
                padding: 20px 20px 28px;
            }
            .insight-block-img {
                min-height: 220px;
                max-height: 260px;
            }
            .cta-section {
                padding: 36px 20px;
                border-radius: var(--radius-lg);
            }
            .cta-section h3 {
                font-size: 1.4rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .page-banner {
                min-height: 260px;
            }
            .page-banner h1 {
                font-size: 1.7rem;
            }
            .page-banner .banner-subtitle {
                font-size: 0.95rem;
            }
            .section-heading {
                font-size: 1.55rem;
            }
        }

        @media (max-width: 520px) {
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
            .stat-card {
                padding: 16px 10px;
            }
            .stat-card .stat-number {
                font-size: 1.4rem;
            }
            .stat-card .stat-icon {
                width: 40px;
                height: 40px;
                font-size: 1.1rem;
            }
            .report-card-img {
                height: 160px;
            }
            .page-banner h1 {
                font-size: 1.45rem;
            }
            .section-heading {
                font-size: 1.35rem;
            }
            .btn-cta-primary {
                padding: 12px 26px;
                font-size: 0.9rem;
            }
            .faq-item {
                padding: 16px 18px;
            }
            .faq-question {
                font-size: 0.95rem;
            }
        }

/* roulang page: category5 */
:root {
            --brand-primary: #0D2B4E;
            --brand-primary-light: #1A4478;
            --brand-accent: #D4A853;
            --brand-accent-light: #E8C97A;
            --brand-cta: #C0392B;
            --brand-cta-hover: #A93226;
            --text-heading: #1a1f2e;
            --text-body: #3a3f4a;
            --text-muted: #7a7f8a;
            --text-light: #9da3b0;
            --bg-page: #F7F8FA;
            --bg-white: #FFFFFF;
            --bg-card: #FFFFFF;
            --bg-dark-section: #0D1B2E;
            --bg-subtle: #EDF0F5;
            --border-light: #e4e7ed;
            --border-card: #e8ecf1;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.10);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.12);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-full: 50px;
            --spacing-xs: 0.5rem;
            --spacing-sm: 1rem;
            --spacing-md: 1.5rem;
            --spacing-lg: 2.5rem;
            --spacing-xl: 3.5rem;
            --spacing-2xl: 5rem;
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --transition-slow: 0.45s ease;
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --max-width: 1200px;
        }

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

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

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

        a {
            text-decoration: none;
            color: var(--brand-primary);
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--brand-primary-light);
        }
        a:focus-visible {
            outline: 2px solid var(--brand-accent);
            outline-offset: 2px;
            border-radius: 2px;
        }

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

        button {
            cursor: pointer;
            font-family: var(--font-body);
        }
        button:focus-visible {
            outline: 2px solid var(--brand-accent);
            outline-offset: 2px;
        }

        input[type="search"] {
            font-family: var(--font-body);
        }
        input:focus-visible {
            outline: 2px solid var(--brand-accent);
            outline-offset: 1px;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-heading);
            color: var(--text-heading);
            line-height: 1.3;
            margin-top: 0;
        }
        h1 {
            font-size: 2.5rem;
            font-weight: 700;
            letter-spacing: -0.02em;
        }
        h2 {
            font-size: 2rem;
            font-weight: 700;
            letter-spacing: -0.01em;
        }
        h3 {
            font-size: 1.4rem;
            font-weight: 600;
        }
        h4 {
            font-size: 1.15rem;
            font-weight: 600;
        }
        h5 {
            font-size: 1rem;
            font-weight: 600;
        }
        p {
            margin-top: 0;
            margin-bottom: 1rem;
        }
        ul {
            list-style: none;
            padding-left: 0;
            margin: 0;
        }

        .container {
            max-width: var(--max-width);
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-light);
            position: sticky;
            top: 0;
            z-index: 1050;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition-normal);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }
        .site-header .navbar {
            padding: 0.6rem 0;
        }
        .navbar-brand {
            display: flex !important;
            align-items: center;
            gap: 0.55rem;
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--brand-primary) !important;
            letter-spacing: 0.01em;
            white-space: nowrap;
            text-decoration: none !important;
            transition: opacity var(--transition-fast);
        }
        .navbar-brand:hover {
            opacity: 0.85;
            color: var(--brand-primary) !important;
        }
        .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: var(--brand-primary);
            color: #fff;
            border-radius: var(--radius-sm);
            font-size: 1.1rem;
            font-weight: 700;
            flex-shrink: 0;
        }
        .navbar-nav {
            gap: 0.2rem;
        }
        .navbar-nav .nav-link {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-body) !important;
            padding: 0.5rem 0.9rem !important;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }
        .navbar-nav .nav-link:hover {
            color: var(--brand-primary) !important;
            background: var(--bg-subtle);
        }
        .navbar-nav .nav-link.active {
            color: var(--brand-primary) !important;
            background: rgba(13, 43, 78, 0.06);
            font-weight: 600;
        }
        .navbar-nav .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 0.9rem;
            right: 0.9rem;
            height: 2px;
            background: var(--brand-accent);
            border-radius: 2px;
        }
        .navbar-toggler {
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            padding: 0.4rem 0.65rem;
            color: var(--text-body);
            background: transparent;
            transition: all var(--transition-fast);
        }
        .navbar-toggler:hover {
            background: var(--bg-subtle);
        }
        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(13, 43, 78, 0.12);
        }
        .navbar-toggler .fas {
            font-size: 1.2rem;
        }
        .nav-search-wrap {
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }
        .nav-search-input {
            width: 180px;
            padding: 0.5rem 0.85rem;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-full);
            font-size: 0.88rem;
            color: var(--text-body);
            background: var(--bg-subtle);
            transition: all var(--transition-fast);
            outline: none;
        }
        .nav-search-input:focus {
            border-color: var(--brand-accent);
            background: var(--bg-white);
            width: 210px;
            box-shadow: 0 0 0 3px rgba(212, 168, 83, 0.10);
        }
        .nav-search-input::placeholder {
            color: var(--text-light);
        }
        .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 0.35rem;
            padding: 0.5rem 1.2rem;
            background: var(--brand-cta);
            color: #fff;
            border: none;
            border-radius: var(--radius-full);
            font-size: 0.9rem;
            font-weight: 600;
            white-space: nowrap;
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .btn-nav-cta:hover {
            background: var(--brand-cta-hover);
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(192, 57, 43, 0.3);
        }
        .btn-nav-cta:active {
            transform: translateY(0);
        }

        /* ========== PAGE BANNER ========== */
        .page-banner {
            position: relative;
            background: linear-gradient(135deg, #0D1B2E 0%, #132742 40%, #0D2B4E 100%);
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center 30%;
            background-repeat: no-repeat;
            padding: 5rem 0 4.5rem;
            color: #fff;
            overflow: hidden;
            min-height: 340px;
            display: flex;
            align-items: center;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(13, 27, 46, 0.72) 0%, rgba(13, 43, 78, 0.82) 100%);
            z-index: 1;
        }
        .page-banner .container {
            position: relative;
            z-index: 2;
        }
        .page-banner .banner-badge {
            display: inline-block;
            background: rgba(255, 255, 255, 0.15);
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
            color: var(--brand-accent-light);
            padding: 0.35rem 1rem;
            border-radius: var(--radius-full);
            font-size: 0.85rem;
            font-weight: 500;
            letter-spacing: 0.03em;
            margin-bottom: 1rem;
            border: 1px solid rgba(255, 255, 255, 0.2);
        }
        .page-banner h1 {
            color: #fff;
            font-size: 2.6rem;
            font-weight: 700;
            margin-bottom: 0.85rem;
            letter-spacing: -0.02em;
            text-shadow: 0 2px 8px rgba(0, 0, 0, 0.25);
        }
        .page-banner .banner-subtitle {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.9);
            max-width: 650px;
            line-height: 1.6;
            text-shadow: 0 1px 4px rgba(0, 0, 0, 0.2);
        }
        .banner-breadcrumb {
            display: flex;
            gap: 0.4rem;
            align-items: center;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 0.5rem;
        }
        .banner-breadcrumb a {
            color: rgba(255, 255, 255, 0.85);
            text-decoration: none;
        }
        .banner-breadcrumb a:hover {
            color: #fff;
            text-decoration: underline;
        }
        .banner-breadcrumb .sep {
            color: rgba(255, 255, 255, 0.45);
        }

        /* ========== SECTION TITLES ========== */
        .section-label {
            display: inline-block;
            font-size: 0.82rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--brand-accent);
            margin-bottom: 0.5rem;
        }
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: 0.6rem;
            letter-spacing: -0.01em;
        }
        .section-desc {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 680px;
            margin: 0 auto 2rem;
            line-height: 1.65;
        }
        .text-center .section-desc {
            margin-left: auto;
            margin-right: auto;
        }

        /* ========== QUICK SERVICE CARDS ========== */
        .quick-service-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
        }
        .quick-service-card {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-lg);
            padding: 1.8rem 1.4rem;
            text-align: center;
            transition: all var(--transition-normal);
            cursor: pointer;
            box-shadow: var(--shadow-sm);
            position: relative;
            overflow: hidden;
        }
        .quick-service-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--brand-accent);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform var(--transition-normal);
        }
        .quick-service-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: transparent;
        }
        .quick-service-card:hover::before {
            transform: scaleX(1);
        }
        .quick-service-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 56px;
            height: 56px;
            border-radius: var(--radius-md);
            background: rgba(13, 43, 78, 0.06);
            color: var(--brand-primary);
            font-size: 1.5rem;
            margin-bottom: 1rem;
            transition: all var(--transition-normal);
        }
        .quick-service-card:hover .quick-service-icon {
            background: var(--brand-primary);
            color: #fff;
            transform: scale(1.08);
        }
        .quick-service-card h4 {
            margin-bottom: 0.4rem;
            font-weight: 600;
            color: var(--text-heading);
        }
        .quick-service-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-bottom: 0;
            line-height: 1.5;
        }

        /* ========== SERVICE DETAIL CARDS ========== */
        .service-detail-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 2rem;
        }
        .service-detail-card {
            background: var(--bg-card);
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--border-card);
            transition: all var(--transition-normal);
            display: flex;
            flex-direction: column;
        }
        .service-detail-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .service-detail-card .card-img-wrap {
            height: 220px;
            overflow: hidden;
            position: relative;
        }
        .service-detail-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .service-detail-card:hover .card-img-wrap img {
            transform: scale(1.06);
        }
        .service-detail-card .card-img-tag {
            position: absolute;
            top: 1rem;
            left: 1rem;
            background: var(--brand-accent);
            color: #1a1f2e;
            padding: 0.3rem 0.8rem;
            border-radius: var(--radius-full);
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.02em;
            z-index: 2;
        }
        .service-detail-card .card-body-custom {
            padding: 1.5rem 1.6rem 1.8rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .service-detail-card h3 {
            margin-bottom: 0.6rem;
            font-weight: 700;
        }
        .service-detail-card .card-text {
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.65;
            flex: 1;
            margin-bottom: 1rem;
        }
        .service-detail-card .card-features {
            list-style: none;
            padding: 0;
            margin: 0 0 1.2rem;
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
        }
        .service-detail-card .card-features li {
            font-size: 0.82rem;
            color: var(--brand-primary);
            background: rgba(13, 43, 78, 0.05);
            padding: 0.3rem 0.7rem;
            border-radius: var(--radius-full);
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
        }
        .service-detail-card .card-features li i {
            color: var(--brand-accent);
            font-size: 0.7rem;
        }
        .btn-outline-brand {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.55rem 1.4rem;
            border: 2px solid var(--brand-primary);
            color: var(--brand-primary);
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.9rem;
            background: transparent;
            transition: all var(--transition-fast);
            align-self: flex-start;
            text-decoration: none;
            cursor: pointer;
        }
        .btn-outline-brand:hover {
            background: var(--brand-primary);
            color: #fff;
            box-shadow: 0 4px 14px rgba(13, 43, 78, 0.25);
        }

        /* ========== PROCESS / STEPS ========== */
        .process-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
            position: relative;
        }
        .process-step-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 1.8rem 1.4rem;
            text-align: center;
            position: relative;
            border: 1px solid var(--border-card);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-normal);
            z-index: 2;
        }
        .process-step-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }
        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--brand-primary);
            color: #fff;
            font-weight: 700;
            font-size: 1.3rem;
            margin-bottom: 1rem;
            transition: all var(--transition-normal);
        }
        .process-step-card:hover .step-number {
            background: var(--brand-accent);
            color: #1a1f2e;
            transform: scale(1.1);
        }
        .process-step-card h4 {
            margin-bottom: 0.4rem;
            font-weight: 600;
        }
        .process-step-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-bottom: 0;
            line-height: 1.55;
        }
        .process-connector {
            display: none;
        }

        /* ========== STATS ROW ========== */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
        }
        .stat-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 1.6rem 1.4rem;
            text-align: center;
            border: 1px solid var(--border-card);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-normal);
        }
        .stat-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .stat-number {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--brand-primary);
            line-height: 1;
            margin-bottom: 0.4rem;
            letter-spacing: -0.02em;
        }
        .stat-number .stat-unit {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--brand-accent);
            margin-left: 0.15rem;
        }
        .stat-label {
            font-size: 0.9rem;
            color: var(--text-muted);
            font-weight: 500;
        }

        /* ========== FAQ ========== */
        .faq-section {
            background: var(--bg-white);
            border-radius: var(--radius-xl);
            padding: 2.5rem 2rem;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-card);
        }
        .accordion-faq .accordion-item {
            border: 1px solid var(--border-card);
            border-radius: var(--radius-md) !important;
            margin-bottom: 0.7rem;
            overflow: hidden;
            background: var(--bg-white);
        }
        .accordion-faq .accordion-button {
            font-weight: 600;
            font-size: 1.02rem;
            color: var(--text-heading);
            background: var(--bg-white);
            padding: 1.1rem 1.4rem;
            border-radius: var(--radius-md) !important;
            box-shadow: none !important;
            transition: all var(--transition-fast);
        }
        .accordion-faq .accordion-button:not(.collapsed) {
            background: rgba(13, 43, 78, 0.03);
            color: var(--brand-primary);
            border-bottom: 1px solid var(--border-card);
        }
        .accordion-faq .accordion-button::after {
            background-size: 1rem;
            transition: transform var(--transition-fast);
        }
        .accordion-faq .accordion-button:focus-visible {
            box-shadow: 0 0 0 3px rgba(212, 168, 83, 0.2) !important;
        }
        .accordion-faq .accordion-body {
            padding: 1.2rem 1.4rem 1.5rem;
            font-size: 0.95rem;
            color: var(--text-body);
            line-height: 1.75;
            background: var(--bg-white);
        }

        /* ========== TESTIMONIALS ========== */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }
        .testimonial-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 1.6rem 1.5rem;
            border: 1px solid var(--border-card);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-normal);
            position: relative;
        }
        .testimonial-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .testimonial-card .quote-icon {
            color: var(--brand-accent);
            font-size: 1.5rem;
            margin-bottom: 0.8rem;
            opacity: 0.7;
        }
        .testimonial-card .quote-text {
            font-size: 0.95rem;
            color: var(--text-body);
            line-height: 1.7;
            margin-bottom: 1rem;
            font-style: italic;
        }
        .testimonial-card .quote-author {
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--text-heading);
        }
        .testimonial-card .quote-role {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: linear-gradient(135deg, #0D2B4E 0%, #1A4478 100%);
            border-radius: var(--radius-xl);
            padding: 3rem 2.5rem;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.04);
            pointer-events: none;
        }
        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -40px;
            width: 140px;
            height: 140px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.04);
            pointer-events: none;
        }
        .cta-section h2 {
            color: #fff;
            margin-bottom: 0.8rem;
            position: relative;
            z-index: 1;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 1.05rem;
            max-width: 550px;
            margin: 0 auto 1.8rem;
            position: relative;
            z-index: 1;
            line-height: 1.6;
        }
        .btn-cta-large {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.85rem 2.2rem;
            background: var(--brand-accent);
            color: #1a1f2e;
            border: none;
            border-radius: var(--radius-full);
            font-weight: 700;
            font-size: 1.05rem;
            transition: all var(--transition-fast);
            text-decoration: none;
            cursor: pointer;
            position: relative;
            z-index: 1;
        }
        .btn-cta-large:hover {
            background: var(--brand-accent-light);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(212, 168, 83, 0.4);
            color: #1a1f2e;
        }
        .btn-cta-large:active {
            transform: translateY(0);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #0D1B2E;
            color: rgba(255, 255, 255, 0.75);
            padding: 3.5rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 2.5rem;
            margin-bottom: 2.5rem;
        }
        .footer-brand-name {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.7rem;
            letter-spacing: 0.01em;
        }
        .footer-desc {
            font-size: 0.9rem;
            line-height: 1.6;
            color: rgba(255, 255, 255, 0.6);
            max-width: 260px;
        }
        .footer-col h5 {
            color: #fff;
            font-size: 0.95rem;
            font-weight: 600;
            margin-bottom: 0.9rem;
            letter-spacing: 0.02em;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 0.55rem;
        }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.88rem;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--brand-accent-light);
            text-decoration: underline;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 1.2rem;
            text-align: center;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.45);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .quick-service-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 1.2rem;
            }
            .service-detail-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .process-steps {
                grid-template-columns: repeat(2, 1fr);
                gap: 1.2rem;
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 1.2rem;
            }
            .testimonial-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 1.2rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 2rem;
            }
            .page-banner {
                min-height: 280px;
                padding: 3.5rem 0 3rem;
            }
            .page-banner h1 {
                font-size: 2rem;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.6rem;
            }
            .section-title {
                font-size: 1.6rem;
            }
            .nav-search-wrap {
                flex-direction: column;
                align-items: stretch;
                gap: 0.5rem;
                width: 100%;
            }
            .nav-search-input {
                width: 100%;
            }
            .nav-search-input:focus {
                width: 100%;
            }
            .btn-nav-cta {
                justify-content: center;
            }
            .navbar-nav {
                padding: 0.8rem 0;
            }
            .navbar-nav .nav-link {
                padding: 0.6rem 0.8rem !important;
            }
        }

        @media (max-width: 768px) {
            .quick-service-grid {
                grid-template-columns: 1fr 1fr;
                gap: 1rem;
            }
            .service-detail-grid {
                grid-template-columns: 1fr;
                gap: 1.2rem;
            }
            .process-steps {
                grid-template-columns: 1fr 1fr;
                gap: 1rem;
            }
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 1rem;
            }
            .testimonial-grid {
                grid-template-columns: 1fr;
                gap: 1rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 1.5rem;
            }
            .footer-desc {
                max-width: 100%;
            }
            .page-banner {
                min-height: 240px;
                padding: 2.5rem 0 2rem;
            }
            .page-banner h1 {
                font-size: 1.7rem;
            }
            .page-banner .banner-subtitle {
                font-size: 0.95rem;
            }
            h1 {
                font-size: 1.7rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .section-desc {
                font-size: 0.95rem;
            }
            .cta-section {
                padding: 2rem 1.5rem;
            }
            .cta-section h2 {
                font-size: 1.4rem;
            }
            .faq-section {
                padding: 1.5rem 1rem;
            }
            .service-detail-card .card-img-wrap {
                height: 180px;
            }
            .stat-number {
                font-size: 2rem;
            }
            .container {
                padding-left: 1rem;
                padding-right: 1rem;
            }
            .navbar-brand {
                font-size: 1.15rem;
            }
            .brand-icon {
                width: 32px;
                height: 32px;
                font-size: 0.95rem;
            }
        }

        @media (max-width: 520px) {
            .quick-service-grid {
                grid-template-columns: 1fr;
                gap: 0.9rem;
            }
            .process-steps {
                grid-template-columns: 1fr;
                gap: 0.9rem;
            }
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 0.8rem;
            }
            .testimonial-grid {
                grid-template-columns: 1fr;
                gap: 0.9rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.2rem;
            }
            .page-banner {
                min-height: 200px;
                padding: 2rem 0 1.5rem;
            }
            .page-banner h1 {
                font-size: 1.4rem;
            }
            .page-banner .banner-subtitle {
                font-size: 0.85rem;
            }
            h1 {
                font-size: 1.4rem;
            }
            h2 {
                font-size: 1.25rem;
            }
            .section-title {
                font-size: 1.25rem;
            }
            .cta-section {
                padding: 1.5rem 1rem;
                border-radius: var(--radius-lg);
            }
            .btn-cta-large {
                padding: 0.7rem 1.5rem;
                font-size: 0.95rem;
            }
            .service-detail-card .card-img-wrap {
                height: 160px;
            }
            .faq-section {
                padding: 1rem 0.8rem;
                border-radius: var(--radius-lg);
            }
            .accordion-faq .accordion-button {
                font-size: 0.9rem;
                padding: 0.9rem 1rem;
            }
            .accordion-faq .accordion-body {
                font-size: 0.85rem;
                padding: 0.9rem 1rem 1.1rem;
            }
            .quick-service-card {
                padding: 1.4rem 1rem;
            }
            .process-step-card {
                padding: 1.4rem 1rem;
            }
            .stat-card {
                padding: 1.2rem 0.8rem;
            }
            .stat-number {
                font-size: 1.7rem;
            }
            .nav-search-input {
                font-size: 0.82rem;
            }
            .btn-nav-cta {
                font-size: 0.82rem;
                padding: 0.45rem 1rem;
            }
            .navbar {
                padding: 0.4rem 0;
            }
        }