/* roulang page: index */
:root {
            --brand-primary: #0d1b3e;
            --brand-secondary: #c8a45c;
            --brand-accent: #1e3a6e;
            --brand-light: #f5f2ec;
            --brand-gold-light: #e8d5a8;
            --brand-text: #1a1a1a;
            --brand-text-soft: #5a5a5a;
            --brand-text-muted: #7a7a7a;
            --brand-white: #ffffff;
            --brand-border: #e0dcd5;
            --brand-shadow: 0 4px 20px rgba(0, 0, 0, 0.07);
            --brand-shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.10);
            --brand-shadow-hover: 0 8px 30px rgba(0, 0, 0, 0.13);
            --brand-radius: 12px;
            --brand-radius-sm: 8px;
            --brand-radius-lg: 18px;
            --brand-transition: all 0.3s ease;
            --brand-font: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, sans-serif;
            --section-gap: 80px;
            --section-gap-md: 56px;
            --section-gap-sm: 40px;
        }

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

        body {
            font-family: var(--brand-font);
            line-height: 1.7;
            color: var(--brand-text);
            background-color: var(--brand-white);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: var(--brand-transition);
        }
        a:hover {
            color: var(--brand-secondary);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input {
            font-family: inherit;
        }

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

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: var(--brand-white);
            border-bottom: 1px solid var(--brand-border);
            box-shadow: 0 1px 8px rgba(0, 0, 0, 0.04);
            transition: var(--brand-transition);
        }
        .site-header.scrolled {
            box-shadow: var(--brand-shadow-lg);
        }
        .navbar-brand {
            font-weight: 700;
            font-size: 1.35rem;
            letter-spacing: 0.02em;
            color: var(--brand-primary) !important;
            white-space: nowrap;
        }
        .navbar-brand .brand-icon {
            display: inline-block;
            width: 36px;
            height: 36px;
            background: var(--brand-secondary);
            border-radius: var(--brand-radius-sm);
            margin-right: 10px;
            vertical-align: middle;
            position: relative;
            line-height: 36px;
            text-align: center;
            color: #fff;
            font-weight: 700;
            font-size: 1rem;
        }
        .navbar {
            padding-top: 12px;
            padding-bottom: 12px;
        }
        .navbar-nav .nav-link {
            color: var(--brand-text) !important;
            font-weight: 500;
            font-size: 0.95rem;
            padding: 8px 16px !important;
            border-radius: 6px;
            transition: var(--brand-transition);
            position: relative;
            white-space: nowrap;
        }
        .navbar-nav .nav-link:hover,
        .navbar-nav .nav-link.active {
            color: var(--brand-secondary) !important;
            background: rgba(200, 164, 92, 0.06);
        }
        .navbar-nav .nav-link.active {
            font-weight: 600;
        }
        .nav-cta-btn {
            background: var(--brand-secondary) !important;
            color: #fff !important;
            font-weight: 600 !important;
            border-radius: 25px !important;
            padding: 10px 22px !important;
            font-size: 0.9rem !important;
            transition: var(--brand-transition);
            white-space: nowrap;
            border: 2px solid var(--brand-secondary);
        }
        .nav-cta-btn:hover {
            background: transparent !important;
            color: var(--brand-secondary) !important;
            border-color: var(--brand-secondary);
        }
        .navbar-toggler {
            border: 1px solid var(--brand-border);
            border-radius: var(--brand-radius-sm);
            padding: 6px 10px;
            box-shadow: none;
        }
        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(200, 164, 92, 0.2);
        }
        @media (max-width: 991px) {
            .navbar-nav {
                padding-top: 12px;
                gap: 2px;
            }
            .navbar-nav .nav-link {
                padding: 10px 14px !important;
            }
            .nav-cta-btn {
                margin-top: 8px;
                display: inline-block;
                text-align: center;
            }
        }

        /* ========== HERO ========== */
        .hero-section {
            position: relative;
            background: url('assets/images/backpic/back-1.webp') center / cover no-repeat;
            min-height: 620px;
            display: flex;
            align-items: center;
            color: #fff;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(13, 27, 62, 0.88) 0%, rgba(13, 27, 62, 0.72) 50%, rgba(30, 58, 110, 0.65) 100%);
            z-index: 1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            padding: 80px 0;
        }
        .hero-badge {
            display: inline-block;
            background: rgba(200, 164, 92, 0.2);
            border: 1px solid rgba(200, 164, 92, 0.4);
            color: var(--brand-gold-light);
            padding: 6px 18px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
            letter-spacing: 0.04em;
            margin-bottom: 20px;
        }
        .hero-title {
            font-size: 3rem;
            font-weight: 800;
            letter-spacing: 0.03em;
            line-height: 1.2;
            margin-bottom: 18px;
            color: #fff;
        }
        .hero-title span {
            color: var(--brand-secondary);
        }
        .hero-desc {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 600px;
            line-height: 1.8;
            margin-bottom: 32px;
        }
        .hero-btns {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }
        .btn-hero-primary {
            background: var(--brand-secondary);
            color: #fff;
            border: 2px solid var(--brand-secondary);
            padding: 12px 30px;
            border-radius: 28px;
            font-weight: 600;
            font-size: 1rem;
            transition: var(--brand-transition);
            letter-spacing: 0.02em;
        }
        .btn-hero-primary:hover {
            background: transparent;
            color: var(--brand-secondary);
            border-color: var(--brand-secondary);
        }
        .btn-hero-outline {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.5);
            padding: 12px 30px;
            border-radius: 28px;
            font-weight: 600;
            font-size: 1rem;
            transition: var(--brand-transition);
            letter-spacing: 0.02em;
        }
        .btn-hero-outline:hover {
            background: #fff;
            color: var(--brand-primary);
            border-color: #fff;
        }
        @media (max-width: 768px) {
            .hero-section {
                min-height: 480px;
            }
            .hero-title {
                font-size: 2rem;
            }
            .hero-desc {
                font-size: 0.95rem;
            }
            .hero-btns {
                flex-direction: column;
                gap: 10px;
            }
            .btn-hero-primary,
            .btn-hero-outline {
                text-align: center;
                width: 100%;
            }
        }

        /* ========== SECTIONS ========== */
        .section-padding {
            padding: var(--section-gap) 0;
        }
        @media (max-width: 768px) {
            .section-padding {
                padding: var(--section-gap-md) 0;
            }
        }
        @media (max-width: 520px) {
            .section-padding {
                padding: var(--section-gap-sm) 0;
            }
        }
        .section-label {
            display: inline-block;
            color: var(--brand-secondary);
            font-weight: 600;
            font-size: 0.85rem;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            margin-bottom: 8px;
        }
        .section-title {
            font-size: 2.1rem;
            font-weight: 700;
            color: var(--brand-primary);
            margin-bottom: 14px;
            letter-spacing: 0.02em;
            line-height: 1.35;
        }
        .section-subtitle {
            font-size: 1.05rem;
            color: var(--brand-text-soft);
            max-width: 640px;
            margin: 0 auto 40px;
            line-height: 1.7;
        }
        .section-title.text-center+.section-subtitle {
            margin-left: auto;
            margin-right: auto;
        }

        /* ========== STATS CARDS ========== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        @media (max-width: 991px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .stats-grid {
                grid-template-columns: 1fr;
            }
        }
        .stat-card {
            background: var(--brand-white);
            border: 1px solid var(--brand-border);
            border-radius: var(--brand-radius);
            padding: 32px 24px;
            text-align: center;
            box-shadow: var(--brand-shadow);
            transition: var(--brand-transition);
        }
        .stat-card:hover {
            box-shadow: var(--brand-shadow-hover);
            transform: translateY(-3px);
            border-color: var(--brand-gold-light);
        }
        .stat-number {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--brand-primary);
            letter-spacing: 0.02em;
            margin-bottom: 4px;
            line-height: 1;
        }
        .stat-number .plus {
            color: var(--brand-secondary);
        }
        .stat-label {
            font-size: 0.9rem;
            color: var(--brand-text-soft);
            font-weight: 500;
        }

        /* ========== ADVANTAGE CARDS ========== */
        .adv-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        @media (max-width: 991px) {
            .adv-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .adv-grid {
                grid-template-columns: 1fr;
            }
        }
        .adv-card {
            background: var(--brand-white);
            border: 1px solid var(--brand-border);
            border-radius: var(--brand-radius);
            padding: 32px 22px;
            box-shadow: var(--brand-shadow);
            transition: var(--brand-transition);
            text-align: center;
        }
        .adv-card:hover {
            box-shadow: var(--brand-shadow-hover);
            transform: translateY(-4px);
            border-color: var(--brand-gold-light);
        }
        .adv-icon {
            width: 56px;
            height: 56px;
            background: rgba(200, 164, 92, 0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 18px;
            font-size: 1.5rem;
            color: var(--brand-secondary);
            transition: var(--brand-transition);
        }
        .adv-card:hover .adv-icon {
            background: var(--brand-secondary);
            color: #fff;
        }
        .adv-title {
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--brand-primary);
            margin-bottom: 8px;
        }
        .adv-desc {
            font-size: 0.9rem;
            color: var(--brand-text-soft);
            line-height: 1.6;
        }

        /* ========== BRAND STORY ========== */
        .brand-story-section {
            background: var(--brand-light);
            position: relative;
            overflow: hidden;
        }
        .brand-story-section::after {
            content: '';
            position: absolute;
            right: -60px;
            top: 50%;
            transform: translateY(-50%);
            width: 280px;
            height: 280px;
            background: rgba(200, 164, 92, 0.04);
            border-radius: 50%;
            pointer-events: none;
        }
        .story-image-wrap {
            border-radius: var(--brand-radius-lg);
            overflow: hidden;
            box-shadow: var(--brand-shadow-lg);
        }
        .story-image-wrap img {
            width: 100%;
            height: auto;
            object-fit: cover;
            aspect-ratio: 4/3;
        }
        .story-text h3 {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--brand-primary);
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }
        .story-text p {
            color: var(--brand-text-soft);
            line-height: 1.85;
            margin-bottom: 12px;
            font-size: 0.98rem;
        }

        /* ========== CATEGORY CARDS ========== */
        .cat-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        @media (max-width: 991px) {
            .cat-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .cat-grid {
                grid-template-columns: 1fr;
            }
        }
        .cat-card {
            background: var(--brand-white);
            border-radius: var(--brand-radius);
            overflow: hidden;
            border: 1px solid var(--brand-border);
            box-shadow: var(--brand-shadow);
            transition: var(--brand-transition);
            display: flex;
            flex-direction: column;
        }
        .cat-card:hover {
            box-shadow: var(--brand-shadow-hover);
            transform: translateY(-5px);
            border-color: var(--brand-gold-light);
        }
        .cat-card-img {
            height: 200px;
            overflow: hidden;
            position: relative;
        }
        .cat-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .cat-card:hover .cat-card-img img {
            transform: scale(1.06);
        }
        .cat-card-body {
            padding: 20px 18px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .cat-card-tag {
            display: inline-block;
            background: rgba(200, 164, 92, 0.12);
            color: var(--brand-secondary);
            font-size: 0.78rem;
            font-weight: 600;
            padding: 3px 12px;
            border-radius: 14px;
            margin-bottom: 10px;
            align-self: flex-start;
        }
        .cat-card-title {
            font-weight: 700;
            font-size: 1.15rem;
            color: var(--brand-primary);
            margin-bottom: 6px;
            line-height: 1.4;
        }
        .cat-card-desc {
            font-size: 0.88rem;
            color: var(--brand-text-soft);
            line-height: 1.6;
            flex: 1;
        }
        .cat-card-link {
            font-weight: 600;
            color: var(--brand-secondary);
            font-size: 0.9rem;
            margin-top: 12px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--brand-transition);
        }
        .cat-card-link:hover {
            gap: 10px;
            color: var(--brand-primary);
        }
        .cat-card-link i {
            font-size: 0.75rem;
        }

        /* ========== TESTIMONIALS ========== */
        .testimonial-card {
            background: var(--brand-white);
            border: 1px solid var(--brand-border);
            border-radius: var(--brand-radius);
            padding: 28px 22px;
            box-shadow: var(--brand-shadow);
            transition: var(--brand-transition);
            height: 100%;
        }
        .testimonial-card:hover {
            box-shadow: var(--brand-shadow-hover);
        }
        .testimonial-stars {
            color: var(--brand-secondary);
            margin-bottom: 10px;
            font-size: 0.9rem;
        }
        .testimonial-text {
            font-size: 0.93rem;
            color: var(--brand-text-soft);
            line-height: 1.7;
            font-style: italic;
            margin-bottom: 14px;
        }
        .testimonial-author {
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--brand-primary);
        }
        .testimonial-role {
            font-size: 0.78rem;
            color: var(--brand-text-muted);
        }

        /* ========== PARTNERS ========== */
        .partner-row {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            align-items: center;
            gap: 36px 48px;
        }
        .partner-item {
            font-weight: 600;
            color: var(--brand-text-muted);
            font-size: 1rem;
            letter-spacing: 0.03em;
            transition: var(--brand-transition);
            padding: 10px 0;
        }
        .partner-item:hover {
            color: var(--brand-secondary);
        }

        /* ========== NEWS CARDS ========== */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        @media (max-width: 991px) {
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .news-grid {
                grid-template-columns: 1fr;
            }
        }
        .news-card {
            background: var(--brand-white);
            border: 1px solid var(--brand-border);
            border-radius: var(--brand-radius);
            overflow: hidden;
            box-shadow: var(--brand-shadow);
            transition: var(--brand-transition);
            display: flex;
            flex-direction: column;
        }
        .news-card:hover {
            box-shadow: var(--brand-shadow-hover);
            transform: translateY(-3px);
        }
        .news-card-img {
            height: 170px;
            overflow: hidden;
        }
        .news-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .news-card:hover .news-card-img img {
            transform: scale(1.05);
        }
        .news-card-body {
            padding: 18px 16px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .news-date {
            font-size: 0.78rem;
            color: var(--brand-text-muted);
            margin-bottom: 6px;
        }
        .news-title {
            font-weight: 700;
            font-size: 1rem;
            color: var(--brand-primary);
            margin-bottom: 6px;
            line-height: 1.4;
        }
        .news-summary {
            font-size: 0.85rem;
            color: var(--brand-text-soft);
            line-height: 1.5;
            flex: 1;
            margin-bottom: 10px;
        }
        .news-readmore {
            font-weight: 600;
            font-size: 0.85rem;
            color: var(--brand-secondary);
            transition: var(--brand-transition);
        }
        .news-readmore:hover {
            color: var(--brand-primary);
        }

        /* ========== FAQ ========== */
        .faq-section {
            background: var(--brand-light);
        }
        .accordion-item {
            border: 1px solid var(--brand-border);
            border-radius: var(--brand-radius-sm) !important;
            margin-bottom: 12px;
            overflow: hidden;
            background: var(--brand-white);
        }
        .accordion-button {
            font-weight: 600;
            font-size: 1rem;
            color: var(--brand-primary);
            background: var(--brand-white);
            box-shadow: none !important;
            padding: 18px 20px;
            border-radius: var(--brand-radius-sm) !important;
            transition: var(--brand-transition);
        }
        .accordion-button:not(.collapsed) {
            color: var(--brand-secondary);
            background: rgba(200, 164, 92, 0.04);
        }
        .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(200, 164, 92, 0.15) !important;
        }
        .accordion-button::after {
            transition: var(--brand-transition);
        }
        .accordion-body {
            padding: 16px 20px 22px;
            font-size: 0.93rem;
            color: var(--brand-text-soft);
            line-height: 1.8;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: var(--brand-primary);
            color: #fff;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -40px;
            left: 50%;
            transform: translateX(-50%);
            width: 300px;
            height: 300px;
            background: rgba(200, 164, 92, 0.06);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-section .section-title {
            color: #fff;
            position: relative;
            z-index: 1;
        }
        .cta-section .section-subtitle {
            color: rgba(255, 255, 255, 0.8);
            position: relative;
            z-index: 1;
        }
        .btn-cta-lg {
            background: var(--brand-secondary);
            color: #fff;
            border: 2px solid var(--brand-secondary);
            padding: 14px 36px;
            border-radius: 30px;
            font-weight: 700;
            font-size: 1.05rem;
            transition: var(--brand-transition);
            letter-spacing: 0.03em;
            position: relative;
            z-index: 1;
        }
        .btn-cta-lg:hover {
            background: transparent;
            color: var(--brand-secondary);
            border-color: var(--brand-secondary);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #0a1528;
            color: rgba(255, 255, 255, 0.75);
            padding: 50px 0 28px;
            font-size: 0.9rem;
            line-height: 1.8;
        }
        .footer-brand {
            font-weight: 700;
            font-size: 1.2rem;
            color: #fff;
            margin-bottom: 8px;
        }
        .footer-desc {
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.85rem;
            max-width: 300px;
        }
        .footer-heading {
            font-weight: 700;
            font-size: 0.95rem;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 7px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.6);
            transition: var(--brand-transition);
            font-size: 0.85rem;
        }
        .footer-links a:hover {
            color: var(--brand-secondary);
            padding-left: 4px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            margin-top: 32px;
            padding-top: 20px;
            text-align: center;
            color: rgba(255, 255, 255, 0.4);
            font-size: 0.8rem;
        }
        @media (max-width: 768px) {
            .site-footer .row>div {
                margin-bottom: 24px;
            }
        }

        /* ========== UTILITY ========== */
        .text-gold {
            color: var(--brand-secondary);
        }
        .bg-soft {
            background: var(--brand-light);
        }
        .fw-800 {
            font-weight: 800;
        }
        .fw-700 {
            font-weight: 700;
        }
        .rounded-xl {
            border-radius: var(--brand-radius-lg);
        }
        .shadow-brand {
            box-shadow: var(--brand-shadow);
        }
        .shadow-brand-lg {
            box-shadow: var(--brand-shadow-lg);
        }

        /* ========== ANIMATIONS ========== */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(24px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .animate-fade-up {
            animation: fadeInUp 0.7s ease forwards;
        }
        .delay-1 {
            animation-delay: 0.1s;
            opacity: 0;
        }
        .delay-2 {
            animation-delay: 0.2s;
            opacity: 0;
        }
        .delay-3 {
            animation-delay: 0.3s;
            opacity: 0;
        }
        .delay-4 {
            animation-delay: 0.4s;
            opacity: 0;
        }

/* roulang page: category1 */
:root {
            --brand-primary: #1a3c6e;
            --brand-accent: #c8a84e;
            --brand-accent-hover: #b8943a;
            --brand-light: #f0f4f9;
            --brand-surface: #ffffff;
            --brand-dark: #0d1f3c;
            --brand-text: #1e293b;
            --brand-text-weak: #64748b;
            --brand-border: #e2e8f0;
            --brand-border-light: #f1f5f9;
            --brand-radius: 12px;
            --brand-radius-sm: 8px;
            --brand-radius-lg: 16px;
            --brand-shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
            --brand-shadow: 0 4px 16px rgba(0, 0, 0, 0.07), 0 2px 6px rgba(0, 0, 0, 0.04);
            --brand-shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.10), 0 4px 10px rgba(0, 0, 0, 0.05);
            --brand-transition: 0.22s ease;
            --brand-font: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
        }

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

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

        body {
            font-family: var(--brand-font);
            line-height: 1.7;
            color: var(--brand-text);
            background-color: #f8fafc;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

        .container {
            max-width: 1200px;
            padding-left: 16px;
            padding-right: 16px;
        }

        /* Site Header */
        .site-header {
            background: var(--brand-surface);
            border-bottom: 1px solid var(--brand-border);
            position: sticky;
            top: 0;
            z-index: 1050;
            box-shadow: var(--brand-shadow-sm);
            padding: 0;
        }

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

        .navbar-brand {
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--brand-primary) !important;
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
        }

        .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--brand-primary), #1e5090);
            color: #fff;
            border-radius: var(--brand-radius-sm);
            font-size: 1rem;
            flex-shrink: 0;
        }

        .navbar-nav {
            gap: 4px;
        }

        .nav-link {
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--brand-text) !important;
            padding: 8px 14px !important;
            border-radius: 6px;
            transition: all var(--brand-transition);
            white-space: nowrap;
            position: relative;
        }

        .nav-link:hover {
            color: var(--brand-primary) !important;
            background-color: #f1f5f9;
        }

        .nav-link.active {
            color: var(--brand-primary) !important;
            background-color: #eef3fa;
            font-weight: 600;
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2.5px;
            background: var(--brand-accent);
            border-radius: 3px;
        }

        .nav-cta-btn {
            display: inline-block;
            background: linear-gradient(135deg, var(--brand-accent), #d4b44c);
            color: #1a1a1a !important;
            font-weight: 600;
            padding: 10px 22px;
            border-radius: 25px;
            font-size: 0.95rem;
            white-space: nowrap;
            transition: all var(--brand-transition);
            letter-spacing: 0.3px;
            border: none;
        }

        .nav-cta-btn:hover {
            background: linear-gradient(135deg, var(--brand-accent-hover), #c59e2e);
            transform: translateY(-1px);
            box-shadow: 0 6px 18px rgba(200, 168, 78, 0.35);
            color: #1a1a1a !important;
        }

        .navbar-toggler {
            border: 1.5px solid var(--brand-border);
            border-radius: var(--brand-radius-sm);
            padding: 6px 10px;
            box-shadow: none;
        }

        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(26, 60, 110, 0.12);
            outline: none;
        }

        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(26,60,110,0.8)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        /* Page Banner */
        .page-banner {
            position: relative;
            background: url('assets/images/backpic/back-1.webp') center/cover no-repeat;
            min-height: 420px;
            display: flex;
            align-items: center;
            color: #ffffff;
            overflow: hidden;
        }

        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(13, 31, 60, 0.88) 0%, rgba(26, 60, 110, 0.78) 40%, rgba(13, 31, 60, 0.82) 100%);
            z-index: 1;
        }

        .page-banner .banner-content {
            position: relative;
            z-index: 2;
            padding: 50px 0;
        }

        .page-banner .banner-tag {
            display: inline-block;
            background: var(--brand-accent);
            color: #1a1a1a;
            font-weight: 600;
            font-size: 0.85rem;
            padding: 5px 14px;
            border-radius: 20px;
            letter-spacing: 0.5px;
            margin-bottom: 16px;
        }

        .page-banner h1 {
            font-size: 2.6rem;
            font-weight: 700;
            letter-spacing: 0.8px;
            margin-bottom: 14px;
            line-height: 1.3;
            text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
        }

        .page-banner .banner-desc {
            font-size: 1.15rem;
            opacity: 0.92;
            max-width: 640px;
            line-height: 1.8;
        }

        /* Section */
        .section-padding {
            padding: 60px 0;
        }

        .section-title {
            font-weight: 700;
            font-size: 2rem;
            color: var(--brand-dark);
            margin-bottom: 10px;
            letter-spacing: 0.4px;
        }

        .section-subtitle {
            color: var(--brand-text-weak);
            font-size: 1.05rem;
            margin-bottom: 36px;
            max-width: 600px;
        }

        .section-divider {
            width: 50px;
            height: 3.5px;
            background: var(--brand-accent);
            border-radius: 4px;
            margin-bottom: 18px;
        }

        /* Cards */
        .method-card {
            background: var(--brand-surface);
            border-radius: var(--brand-radius);
            padding: 28px 24px;
            box-shadow: var(--brand-shadow);
            border: 1px solid var(--brand-border-light);
            transition: all var(--brand-transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

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

        .method-card .card-icon-wrap {
            width: 52px;
            height: 52px;
            border-radius: var(--brand-radius-sm);
            background: var(--brand-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--brand-primary);
            margin-bottom: 16px;
            flex-shrink: 0;
        }

        .method-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--brand-dark);
            margin-bottom: 8px;
            letter-spacing: 0.3px;
        }

        .method-card p {
            color: var(--brand-text-weak);
            font-size: 0.95rem;
            margin-bottom: 0;
            line-height: 1.7;
            flex-grow: 1;
        }

        /* Stat Cards */
        .stat-card {
            background: var(--brand-surface);
            border-radius: var(--brand-radius);
            padding: 30px 24px;
            text-align: center;
            box-shadow: var(--brand-shadow);
            border: 1px solid var(--brand-border-light);
            transition: all var(--brand-transition);
            height: 100%;
        }

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

        .stat-number {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--brand-primary);
            letter-spacing: 0.5px;
            line-height: 1.1;
        }

        .stat-label {
            font-size: 0.9rem;
            color: var(--brand-text-weak);
            margin-top: 6px;
            font-weight: 500;
        }

        /* Image Card */
        .image-feature-card {
            background: var(--brand-surface);
            border-radius: var(--brand-radius-lg);
            overflow: hidden;
            box-shadow: var(--brand-shadow);
            border: 1px solid var(--brand-border-light);
            height: 100%;
        }

        .image-feature-card img {
            width: 100%;
            height: 220px;
            object-fit: cover;
            display: block;
        }

        .image-feature-card .card-body-text {
            padding: 20px 22px;
        }

        .image-feature-card h4 {
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--brand-dark);
            margin-bottom: 6px;
        }

        .image-feature-card p {
            color: var(--brand-text-weak);
            font-size: 0.9rem;
            margin: 0;
            line-height: 1.65;
        }

        /* Flow Steps */
        .flow-step {
            display: flex;
            gap: 16px;
            align-items: flex-start;
            padding: 20px 0;
            border-bottom: 1px solid var(--brand-border-light);
        }

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

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

        .flow-step-content h4 {
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--brand-dark);
            margin-bottom: 4px;
        }

        .flow-step-content p {
            color: var(--brand-text-weak);
            font-size: 0.9rem;
            margin: 0;
            line-height: 1.65;
        }

        /* CTA */
        .cta-section-inner {
            background: linear-gradient(135deg, var(--brand-primary), #1e5090);
            border-radius: var(--brand-radius-lg);
            padding: 50px 40px;
            text-align: center;
            color: #ffffff;
            box-shadow: var(--brand-shadow-lg);
        }

        .cta-section-inner h2 {
            font-weight: 700;
            font-size: 1.9rem;
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }

        .cta-section-inner p {
            opacity: 0.9;
            font-size: 1.05rem;
            margin-bottom: 24px;
            max-width: 540px;
            margin-left: auto;
            margin-right: auto;
        }

        .btn-cta-primary {
            display: inline-block;
            background: var(--brand-accent);
            color: #1a1a1a;
            font-weight: 700;
            padding: 13px 32px;
            border-radius: 28px;
            font-size: 1rem;
            letter-spacing: 0.4px;
            transition: all var(--brand-transition);
            border: none;
        }

        .btn-cta-primary:hover {
            background: #d4b44c;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(200, 168, 78, 0.45);
            color: #1a1a1a;
        }

        /* FAQ Accordion */
        .accordion-item {
            border: 1px solid var(--brand-border-light);
            border-radius: var(--brand-radius-sm) !important;
            margin-bottom: 10px;
            overflow: hidden;
            background: var(--brand-surface);
        }

        .accordion-button {
            font-weight: 600;
            font-size: 1rem;
            color: var(--brand-dark);
            background: var(--brand-surface);
            padding: 16px 20px;
            border-radius: var(--brand-radius-sm) !important;
            box-shadow: none !important;
            transition: all var(--brand-transition);
        }

        .accordion-button:not(.collapsed) {
            color: var(--brand-primary);
            background-color: #f8fafd;
            box-shadow: none;
        }

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

        .accordion-body {
            padding: 16px 20px 22px 20px;
            font-size: 0.95rem;
            color: var(--brand-text-weak);
            line-height: 1.8;
        }

        /* Site Footer */
        .site-footer {
            background: #0d1f3c;
            color: #cbd5e1;
            padding: 50px 0 20px;
            font-size: 0.9rem;
            margin-top: 20px;
        }

        .footer-brand {
            font-weight: 700;
            font-size: 1.35rem;
            color: #ffffff;
            margin-bottom: 8px;
            letter-spacing: 0.5px;
        }

        .footer-desc {
            color: #94a3b8;
            font-size: 0.88rem;
            line-height: 1.7;
            max-width: 280px;
        }

        .footer-heading {
            font-weight: 700;
            font-size: 1rem;
            color: #ffffff;
            margin-bottom: 12px;
            letter-spacing: 0.3px;
        }

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

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

        .footer-links a,
        .footer-links span {
            color: #94a3b8;
            font-size: 0.88rem;
            transition: color var(--brand-transition);
        }

        .footer-links a:hover {
            color: #e2e8f0;
            text-decoration: underline;
            text-underline-offset: 3px;
        }

        .footer-bottom {
            margin-top: 32px;
            padding-top: 18px;
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            text-align: center;
            color: #64748b;
            font-size: 0.82rem;
            letter-spacing: 0.3px;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .page-banner {
                min-height: 340px;
            }
            .page-banner h1 {
                font-size: 2.1rem;
            }
            .page-banner .banner-desc {
                font-size: 1rem;
            }
            .section-title {
                font-size: 1.7rem;
            }
        }

        @media (max-width: 768px) {
            .navbar-nav {
                gap: 0;
                padding-top: 8px;
                padding-bottom: 8px;
            }
            .nav-link {
                padding: 10px 12px !important;
                font-size: 0.9rem;
            }
            .nav-link.active::after {
                left: 12px;
                right: 12px;
                bottom: 4px;
            }
            .nav-cta-btn {
                margin-top: 8px;
                text-align: center;
                display: block;
                width: fit-content;
            }
            .page-banner {
                min-height: 280px;
                text-align: center;
            }
            .page-banner h1 {
                font-size: 1.7rem;
            }
            .page-banner .banner-desc {
                font-size: 0.95rem;
                max-width: 100%;
            }
            .section-padding {
                padding: 36px 0;
            }
            .section-title {
                font-size: 1.45rem;
            }
            .stat-number {
                font-size: 2rem;
            }
            .cta-section-inner {
                padding: 32px 20px;
            }
            .cta-section-inner h2 {
                font-size: 1.5rem;
            }
            .image-feature-card img {
                height: 170px;
            }
            .method-card {
                padding: 20px 16px;
            }
            .site-footer {
                padding: 36px 0 16px;
            }
            .footer-brand {
                font-size: 1.2rem;
            }
        }

        @media (max-width: 520px) {
            .page-banner {
                min-height: 240px;
            }
            .page-banner h1 {
                font-size: 1.4rem;
            }
            .page-banner .banner-desc {
                font-size: 0.85rem;
            }
            .page-banner .banner-tag {
                font-size: 0.75rem;
                padding: 4px 10px;
            }
            .section-title {
                font-size: 1.3rem;
            }
            .section-subtitle {
                font-size: 0.9rem;
            }
            .stat-card {
                padding: 20px 14px;
            }
            .stat-number {
                font-size: 1.7rem;
            }
            .flow-step {
                flex-direction: column;
                gap: 10px;
            }
            .flow-step-num {
                width: 36px;
                height: 36px;
                font-size: 0.95rem;
            }
            .accordion-button {
                font-size: 0.9rem;
                padding: 14px 16px;
            }
            .btn-cta-primary {
                padding: 11px 24px;
                font-size: 0.9rem;
            }
        }

/* roulang page: category4 */
:root {
            --brand-primary: #0f2b46;
            --brand-secondary: #c8963e;
            --brand-accent: #1a4a6e;
            --brand-gold-light: #e8c97a;
            --brand-dark: #091a2e;
            --text-primary: #1a1a2e;
            --text-secondary: #4a5568;
            --text-muted: #718096;
            --text-light: #a0aec0;
            --bg-page: #f7f8fa;
            --bg-white: #ffffff;
            --bg-light: #edf2f7;
            --bg-card: #ffffff;
            --border-color: #e2e8f0;
            --border-light: #edf2f7;
            --shadow-sm: 0 1px 3px rgba(15, 43, 70, 0.06);
            --shadow-md: 0 4px 16px rgba(15, 43, 70, 0.08);
            --shadow-lg: 0 12px 32px rgba(15, 43, 70, 0.12);
            --shadow-xl: 0 20px 48px rgba(15, 43, 70, 0.16);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 26px;
            --transition-base: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --font-heading: 'PingFang SC', 'Noto Sans SC', 'Microsoft YaHei', -apple-system, sans-serif;
            --font-body: 'PingFang SC', 'Noto Sans SC', 'Microsoft YaHei', -apple-system, sans-serif;
        }

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

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

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

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

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

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

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

        /* ========== HEADER / NAV ========== */
        .site-header {
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-color);
            position: sticky;
            top: 0;
            z-index: 1050;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition-base);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }
        .navbar {
            padding: 10px 0;
            min-height: 62px;
        }
        .navbar-brand {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--brand-primary) !important;
            letter-spacing: 0.02em;
            display: flex;
            align-items: center;
            gap: 9px;
            white-space: nowrap;
            transition: opacity var(--transition-base);
        }
        .navbar-brand:hover {
            opacity: 0.85;
        }
        .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), var(--brand-accent));
            color: #fff;
            font-size: 1.15rem;
            flex-shrink: 0;
        }
        .navbar-nav {
            gap: 2px;
        }
        .nav-link {
            font-size: 0.925rem;
            font-weight: 500;
            color: var(--text-secondary) !important;
            padding: 8px 16px !important;
            border-radius: 6px;
            transition: all var(--transition-base);
            white-space: nowrap;
            position: relative;
        }
        .nav-link:hover {
            color: var(--brand-primary) !important;
            background: var(--bg-light);
        }
        .nav-link.active {
            color: var(--brand-secondary) !important;
            background: rgba(200, 150, 62, 0.08);
            font-weight: 600;
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 16px;
            right: 16px;
            height: 3px;
            background: var(--brand-secondary);
            border-radius: 3px;
        }
        .nav-cta-btn {
            display: inline-block;
            background: linear-gradient(135deg, var(--brand-secondary), #d4a44a);
            color: #fff !important;
            font-weight: 600;
            font-size: 0.9rem;
            padding: 10px 22px;
            border-radius: 30px;
            white-space: nowrap;
            transition: all var(--transition-smooth);
            box-shadow: 0 2px 10px rgba(200, 150, 62, 0.3);
            letter-spacing: 0.02em;
        }
        .nav-cta-btn:hover {
            background: linear-gradient(135deg, #b8862e, #c8963e);
            box-shadow: 0 6px 20px rgba(200, 150, 62, 0.45);
            transform: translateY(-1px);
            color: #fff !important;
        }
        .navbar-toggler {
            border: 1.5px solid var(--border-color);
            border-radius: var(--radius-sm);
            padding: 6px 10px;
        }
        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(200, 150, 62, 0.2);
            outline: none;
        }

        /* ========== HERO BANNER ========== */
        .category-hero {
            position: relative;
            background: linear-gradient(135deg, #0a1e36 0%, #0f2b46 40%, #1a4a6e 100%);
            background-image: url('assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            padding: 70px 0 80px;
            color: #fff;
            text-align: center;
            overflow: hidden;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 50%, rgba(200, 150, 62, 0.15) 0%, transparent 60%),
                radial-gradient(ellipse at 70% 30%, rgba(232, 201, 122, 0.1) 0%, transparent 50%);
            pointer-events: none;
        }
        .category-hero .hero-badge {
            display: inline-block;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.25);
            color: var(--brand-gold-light);
            font-weight: 600;
            font-size: 0.9rem;
            padding: 7px 18px;
            border-radius: 30px;
            margin-bottom: 20px;
            letter-spacing: 0.04em;
            backdrop-filter: blur(4px);
            position: relative;
            z-index: 1;
        }
        .category-hero h1 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 2.65rem;
            margin-bottom: 16px;
            letter-spacing: 0.03em;
            position: relative;
            z-index: 1;
            text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
        }
        .category-hero .hero-subtitle {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 680px;
            margin: 0 auto 28px;
            position: relative;
            z-index: 1;
            line-height: 1.75;
        }
        .category-hero .hero-stats-row {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 36px;
            position: relative;
            z-index: 1;
            margin-top: 12px;
        }
        .hero-stat-item {
            text-align: center;
        }
        .hero-stat-item .stat-number {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--brand-gold-light);
            font-family: var(--font-heading);
            letter-spacing: 0.02em;
        }
        .hero-stat-item .stat-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 2px;
        }

        /* ========== SECTIONS ========== */
        .section-padding {
            padding: 60px 0;
        }
        @media (min-width: 768px) {
            .section-padding {
                padding: 80px 0;
            }
        }
        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-header h2 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 2rem;
            color: var(--brand-primary);
            margin-bottom: 10px;
            letter-spacing: 0.02em;
        }
        .section-header .section-line {
            display: block;
            width: 56px;
            height: 4px;
            background: var(--brand-secondary);
            border-radius: 2px;
            margin: 0 auto 14px;
        }
        .section-header p {
            color: var(--text-muted);
            font-size: 1rem;
            max-width: 600px;
            margin: 0 auto;
        }

        /* ========== CARDS ========== */
        .info-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 32px 26px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition-smooth);
            height: 100%;
            position: relative;
            overflow: hidden;
        }
        .info-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: transparent;
        }
        .info-card .card-icon-wrap {
            width: 52px;
            height: 52px;
            border-radius: var(--radius-sm);
            background: rgba(15, 43, 70, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 18px;
            font-size: 1.4rem;
            color: var(--brand-secondary);
            transition: all var(--transition-base);
        }
        .info-card:hover .card-icon-wrap {
            background: var(--brand-secondary);
            color: #fff;
        }
        .info-card h3 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.2rem;
            color: var(--brand-primary);
            margin-bottom: 8px;
        }
        .info-card p {
            color: var(--text-muted);
            font-size: 0.9rem;
            margin-bottom: 0;
            line-height: 1.65;
        }

        /* ========== FEATURE LIST ========== */
        .feature-list-item {
            display: flex;
            gap: 16px;
            align-items: flex-start;
            padding: 20px 0;
            border-bottom: 1px solid var(--border-light);
            transition: all var(--transition-base);
        }
        .feature-list-item:last-child {
            border-bottom: none;
        }
        .feature-list-item .feature-icon {
            width: 46px;
            height: 46px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--brand-primary), var(--brand-accent));
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            flex-shrink: 0;
            transition: all var(--transition-base);
        }
        .feature-list-item:hover .feature-icon {
            background: linear-gradient(135deg, var(--brand-secondary), #d4a44a);
            transform: scale(1.08);
        }
        .feature-list-item .feature-content h4 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--brand-primary);
            margin-bottom: 4px;
        }
        .feature-list-item .feature-content p {
            color: var(--text-muted);
            font-size: 0.9rem;
            margin-bottom: 0;
        }

        /* ========== CASE CARDS ========== */
        .case-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition-smooth);
            height: 100%;
        }
        .case-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: transparent;
        }
        .case-card .case-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
        }
        .case-card .case-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }
        .case-card:hover .case-img-wrap img {
            transform: scale(1.05);
        }
        .case-card .case-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            background: var(--brand-secondary);
            color: #fff;
            font-size: 0.78rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 20px;
            letter-spacing: 0.03em;
            z-index: 2;
        }
        .case-card .case-body {
            padding: 20px;
        }
        .case-card .case-body h4 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--brand-primary);
            margin-bottom: 8px;
        }
        .case-card .case-body p {
            color: var(--text-muted);
            font-size: 0.88rem;
            margin-bottom: 0;
            line-height: 1.6;
        }

        /* ========== PROCESS / TIMELINE ========== */
        .process-step {
            display: flex;
            gap: 20px;
            align-items: flex-start;
            padding: 18px 0;
            position: relative;
        }
        .process-step .step-marker {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--brand-primary);
            color: #fff;
            font-weight: 700;
            font-size: 1.1rem;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            position: relative;
            z-index: 2;
            transition: all var(--transition-base);
        }
        .process-step:hover .step-marker {
            background: var(--brand-secondary);
            box-shadow: 0 6px 18px rgba(200, 150, 62, 0.35);
        }
        .process-step .step-content {
            flex: 1;
            padding-top: 4px;
        }
        .process-step .step-content h4 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--brand-primary);
            margin-bottom: 4px;
        }
        .process-step .step-content p {
            color: var(--text-muted);
            font-size: 0.9rem;
            margin-bottom: 0;
        }
        .process-connector {
            position: absolute;
            left: 21px;
            top: 46px;
            bottom: 0;
            width: 2px;
            background: var(--border-color);
            z-index: 0;
        }
        .process-wrapper {
            position: relative;
        }

        /* ========== ACCORDION / FAQ ========== */
        .faq-section {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 48px 32px;
            box-shadow: var(--shadow-md);
        }
        .accordion-item {
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm) !important;
            margin-bottom: 8px;
            overflow: hidden;
            background: transparent;
        }
        .accordion-button {
            font-weight: 600;
            font-size: 1rem;
            color: var(--brand-primary);
            background: var(--bg-light);
            border-radius: var(--radius-sm) !important;
            padding: 16px 20px;
            transition: all var(--transition-base);
            box-shadow: none !important;
            font-family: var(--font-heading);
        }
        .accordion-button:not(.collapsed) {
            background: rgba(200, 150, 62, 0.08);
            color: var(--brand-secondary);
            border-bottom-color: var(--border-light);
        }
        .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(200, 150, 62, 0.15) !important;
            border-color: var(--brand-secondary);
        }
        .accordion-body {
            color: var(--text-secondary);
            font-size: 0.92rem;
            line-height: 1.75;
            padding: 16px 20px 20px;
            background: #fff;
        }

        /* ========== CTA ========== */
        .cta-section-alt {
            background: linear-gradient(135deg, #0a1e36 0%, #0f2b46 50%, #1a4a6e 100%);
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            padding: 60px 0;
            text-align: center;
            color: #fff;
            border-radius: var(--radius-xl);
            position: relative;
            overflow: hidden;
        }
        .cta-section-alt::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 50% 50%, rgba(200, 150, 62, 0.18) 0%, transparent 65%);
            pointer-events: none;
        }
        .cta-section-alt h2 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 2rem;
            position: relative;
            z-index: 1;
            margin-bottom: 12px;
        }
        .cta-section-alt p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.8);
            max-width: 550px;
            margin: 0 auto 28px;
            position: relative;
            z-index: 1;
        }
        .cta-btn-lg {
            display: inline-block;
            background: linear-gradient(135deg, var(--brand-secondary), #d4a44a);
            color: #fff !important;
            font-weight: 700;
            font-size: 1.05rem;
            padding: 14px 38px;
            border-radius: 40px;
            transition: all var(--transition-smooth);
            box-shadow: 0 6px 22px rgba(200, 150, 62, 0.35);
            position: relative;
            z-index: 1;
            letter-spacing: 0.03em;
        }
        .cta-btn-lg:hover {
            background: linear-gradient(135deg, #b8862e, #c8963e);
            box-shadow: 0 10px 30px rgba(200, 150, 62, 0.5);
            transform: translateY(-2px);
            color: #fff !important;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #0a1828;
            color: rgba(255, 255, 255, 0.75);
            padding: 50px 0 0;
            font-size: 0.9rem;
            margin-top: 60px;
        }
        .footer-brand {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.3rem;
            color: #fff;
            margin-bottom: 10px;
        }
        .footer-desc {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.55);
            line-height: 1.65;
            max-width: 280px;
        }
        .footer-heading {
            font-weight: 700;
            font-size: 0.95rem;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 7px;
        }
        .footer-links a,
        .footer-links span {
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.85rem;
            transition: color var(--transition-base);
        }
        .footer-links a:hover {
            color: var(--brand-gold-light);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 18px 0;
            margin-top: 36px;
            text-align: center;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.4);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .category-hero h1 {
                font-size: 2.2rem;
            }
            .category-hero .hero-subtitle {
                font-size: 1rem;
            }
            .hero-stat-item .stat-number {
                font-size: 1.7rem;
            }
            .section-header h2 {
                font-size: 1.7rem;
            }
            .navbar-nav {
                gap: 0;
            }
            .nav-link {
                padding: 7px 10px !important;
                font-size: 0.84rem;
            }
            .nav-cta-btn {
                font-size: 0.82rem;
                padding: 8px 16px;
            }
        }
        @media (max-width: 768px) {
            .category-hero {
                padding: 48px 0 56px;
            }
            .category-hero h1 {
                font-size: 1.75rem;
            }
            .category-hero .hero-subtitle {
                font-size: 0.9rem;
            }
            .hero-stats-row {
                gap: 20px;
            }
            .hero-stat-item .stat-number {
                font-size: 1.4rem;
            }
            .section-padding {
                padding: 48px 0;
            }
            .section-header h2 {
                font-size: 1.5rem;
            }
            .info-card {
                padding: 22px 18px;
            }
            .faq-section {
                padding: 28px 16px;
            }
            .cta-section-alt {
                padding: 40px 16px;
                border-radius: var(--radius-lg);
            }
            .cta-section-alt h2 {
                font-size: 1.5rem;
            }
            .cta-btn-lg {
                font-size: 0.95rem;
                padding: 12px 28px;
            }
            .navbar-brand {
                font-size: 1.15rem;
            }
            .brand-icon {
                width: 34px;
                height: 34px;
                font-size: 1rem;
            }
            .nav-cta-btn {
                margin-top: 6px;
                text-align: center;
                display: block;
                width: fit-content;
            }
            .navbar-collapse {
                padding-top: 10px;
            }
            .process-step {
                gap: 14px;
            }
            .process-step .step-marker {
                width: 36px;
                height: 36px;
                font-size: 0.95rem;
            }
            .process-connector {
                left: 17px;
                top: 38px;
            }
        }
        @media (max-width: 520px) {
            .category-hero h1 {
                font-size: 1.45rem;
            }
            .category-hero .hero-subtitle {
                font-size: 0.82rem;
            }
            .hero-stats-row {
                flex-direction: column;
                gap: 14px;
                align-items: center;
            }
            .section-header h2 {
                font-size: 1.3rem;
            }
            .info-card {
                padding: 18px 14px;
            }
            .info-card h3 {
                font-size: 1.05rem;
            }
            .case-card .case-body h4 {
                font-size: 1rem;
            }
            .footer-brand {
                font-size: 1.15rem;
            }
        }

        /* ========== UTILITY ========== */
        .text-gold {
            color: var(--brand-secondary) !important;
        }
        .bg-light-alt {
            background: var(--bg-light);
        }
        .highlight-box {
            background: rgba(200, 150, 62, 0.06);
            border-left: 4px solid var(--brand-secondary);
            padding: 16px 20px;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }

/* roulang page: category2 */
:root {
            --primary: #0d2b45;
            --primary-light: #153b5c;
            --primary-lighter: #1a4a70;
            --accent: #c7963f;
            --accent-light: #d4a843;
            --accent-dark: #b08532;
            --bg-white: #ffffff;
            --bg-light: #f5f6f8;
            --bg-lighter: #fafbfc;
            --bg-card: #ffffff;
            --bg-dark: #0a1e30;
            --text-dark: #1a1a1a;
            --text-body: #2d2d2d;
            --text-muted: #6c757d;
            --text-light: #8a8f94;
            --text-on-dark: #e8eaed;
            --border: #e0e4e8;
            --border-light: #eef0f2;
            --radius-xl: 16px;
            --radius-lg: 12px;
            --radius-md: 8px;
            --radius-sm: 6px;
            --radius-xs: 4px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.10);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.14);
            --shadow-card: 0 2px 12px rgba(0, 0, 0, 0.05);
            --shadow-card-hover: 0 8px 28px rgba(0, 0, 0, 0.11);
            --transition-fast: 0.18s ease;
            --transition-base: 0.25s ease;
            --transition-slow: 0.35s ease;
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', 'Segoe UI', sans-serif;
            --section-padding: 72px 0;
            --section-padding-sm: 48px 0;
        }

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

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

        body {
            font-family: var(--font-body);
            line-height: 1.7;
            color: var(--text-body);
            background-color: var(--bg-white);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            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;
            border: none;
            font-family: inherit;
        }

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

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

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

        /* ========== 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-top: 10px;
            padding-bottom: 10px;
        }

        .navbar-brand {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--primary) !important;
            letter-spacing: 0.02em;
            display: flex;
            align-items: center;
            gap: 8px;
            transition: color var(--transition-fast);
        }

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

        .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius-sm);
            font-size: 1rem;
            flex-shrink: 0;
        }

        .navbar-nav {
            gap: 4px;
        }

        .navbar-nav .nav-link {
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text-body);
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.01em;
        }

        .navbar-nav .nav-link:hover {
            color: var(--primary);
            background-color: #f0f4f8;
        }

        .navbar-nav .nav-link.active {
            color: var(--accent);
            font-weight: 600;
            background-color: #fdf8f0;
        }

        .nav-cta-btn {
            display: inline-block;
            background: var(--accent);
            color: #fff !important;
            font-weight: 600;
            font-size: 0.9rem;
            padding: 10px 22px;
            border-radius: 30px;
            letter-spacing: 0.02em;
            transition: all var(--transition-base);
            white-space: nowrap;
            box-shadow: 0 2px 8px rgba(199, 150, 63, 0.25);
        }

        .nav-cta-btn:hover {
            background: var(--accent-dark);
            box-shadow: 0 6px 18px rgba(199, 150, 63, 0.38);
            transform: translateY(-1px);
            color: #fff !important;
        }

        .navbar-toggler {
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            padding: 6px 10px;
            box-shadow: none;
        }

        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(13, 43, 69, 0.10);
            outline: none;
        }

        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(13,43,69,0.7)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        @media (max-width: 991.98px) {
            .navbar-nav {
                gap: 0;
            }
            .navbar-nav .nav-link {
                padding: 10px 16px;
                font-size: 0.9rem;
            }
            .nav-cta-btn {
                margin-top: 10px;
                text-align: center;
                display: block;
                width: fit-content;
                margin-left: 0;
            }
            .navbar-collapse {
                padding-bottom: 12px;
            }
        }

        /* ========== PAGE BANNER ========== */
        .page-banner {
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center 30%;
            background-repeat: no-repeat;
            position: relative;
            padding: 90px 0 80px;
            display: flex;
            align-items: center;
            min-height: 340px;
        }

        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(13, 43, 69, 0.88) 0%, rgba(10, 30, 48, 0.78) 40%, rgba(13, 43, 69, 0.82) 100%);
            z-index: 1;
        }

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

        .banner-breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.75);
            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: #fff;
        }

        .banner-breadcrumb .separator {
            color: rgba(255, 255, 255, 0.45);
            font-size: 0.7rem;
        }

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

        .page-banner h1 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 2.6rem;
            color: #fff;
            letter-spacing: 0.03em;
            margin-bottom: 12px;
            line-height: 1.25;
        }

        .page-banner .banner-subtitle {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 600px;
            line-height: 1.6;
        }

        @media (max-width: 768px) {
            .page-banner {
                padding: 60px 0 50px;
                min-height: 260px;
            }
            .page-banner h1 {
                font-size: 1.8rem;
            }
            .page-banner .banner-subtitle {
                font-size: 0.95rem;
            }
        }

        /* ========== SECTION COMMON ========== */
        .section-padding {
            padding: var(--section-padding);
        }

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

        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            color: var(--accent);
            background: #fdf8f0;
            padding: 5px 14px;
            border-radius: 20px;
            margin-bottom: 12px;
        }

        .section-title {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 2rem;
            color: var(--text-dark);
            letter-spacing: 0.02em;
            margin-bottom: 8px;
            line-height: 1.3;
        }

        .section-desc {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 680px;
            line-height: 1.7;
        }

        @media (max-width: 768px) {
            .section-title {
                font-size: 1.5rem;
            }
            .section-desc {
                font-size: 0.95rem;
            }
        }

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

        .info-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: #d8dce2;
        }

        .info-card .card-icon-wrap {
            width: 50px;
            height: 50px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            margin-bottom: 16px;
            flex-shrink: 0;
        }

        .info-card .card-icon-wrap.icon-blue {
            background: #e8f0f8;
            color: var(--primary);
        }

        .info-card .card-icon-wrap.icon-gold {
            background: #fdf4e3;
            color: var(--accent);
        }

        .info-card .card-icon-wrap.icon-teal {
            background: #e4f4f2;
            color: #1a7a6d;
        }

        .info-card h3 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.15rem;
            color: var(--text-dark);
            margin-bottom: 8px;
            letter-spacing: 0.01em;
        }

        .info-card p {
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.65;
            margin: 0;
            flex-grow: 1;
        }

        /* ========== STAT CARDS ========== */
        .stat-card {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 24px 20px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
            height: 100%;
        }

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

        .stat-card .stat-number {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 2.4rem;
            color: var(--primary);
            letter-spacing: -0.01em;
            line-height: 1;
            margin-bottom: 6px;
        }

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

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

        /* ========== CONTENT LIST / ARTICLES ========== */
        .article-list-item {
            display: flex;
            gap: 18px;
            padding: 18px 0;
            border-bottom: 1px solid var(--border-light);
            transition: all var(--transition-fast);
            align-items: flex-start;
        }

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

        .article-list-item:hover {
            background: #fafbfc;
            margin: 0 -12px;
            padding-left: 12px;
            padding-right: 12px;
            border-radius: var(--radius-sm);
        }

        .article-list-item .article-date {
            flex-shrink: 0;
            font-size: 0.82rem;
            color: var(--accent);
            font-weight: 600;
            background: #fdf8f0;
            padding: 4px 10px;
            border-radius: var(--radius-xs);
            white-space: nowrap;
            min-width: 80px;
            text-align: center;
            margin-top: 2px;
        }

        .article-list-item .article-info h4 {
            font-family: var(--font-heading);
            font-weight: 600;
            font-size: 1rem;
            color: var(--text-dark);
            margin-bottom: 4px;
            letter-spacing: 0.01em;
            line-height: 1.4;
        }

        .article-list-item .article-info h4 a {
            color: inherit;
            transition: color var(--transition-fast);
        }

        .article-list-item .article-info h4 a:hover {
            color: var(--primary);
        }

        .article-list-item .article-info p {
            font-size: 0.88rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.55;
        }

        .read-more-link {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--accent);
            transition: all var(--transition-fast);
            margin-top: 6px;
        }

        .read-more-link:hover {
            color: var(--accent-dark);
            gap: 8px;
        }

        /* ========== IMAGE WITH TEXT ========== */
        .img-text-block {
            display: flex;
            align-items: stretch;
            gap: 40px;
            flex-wrap: wrap;
        }

        .img-text-block .img-side {
            flex: 1 1 400px;
            min-width: 280px;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
        }

        .img-text-block .img-side img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            min-height: 300px;
        }

        .img-text-block .text-side {
            flex: 1 1 380px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            min-width: 280px;
        }

        .img-text-block .text-side h3 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.5rem;
            color: var(--text-dark);
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }

        .img-text-block .text-side p {
            font-size: 0.95rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin: 0;
        }

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

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

        .faq-accordion .accordion-button {
            font-weight: 600;
            font-size: 1rem;
            color: var(--text-dark);
            background: var(--bg-white);
            padding: 16px 20px;
            border-radius: var(--radius-md) !important;
            transition: all var(--transition-fast);
            letter-spacing: 0.01em;
            box-shadow: none;
        }

        .faq-accordion .accordion-button:not(.collapsed) {
            color: var(--primary);
            background: #f8fafc;
            box-shadow: none;
        }

        .faq-accordion .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(13, 43, 69, 0.08);
            border-color: var(--primary-lighter);
        }

        .faq-accordion .accordion-body {
            font-size: 0.93rem;
            color: var(--text-muted);
            line-height: 1.8;
            padding: 18px 20px 22px;
            background: #fafcfd;
        }

        /* ========== CTA SECTION ========== */
        .cta-section-alt {
            background: var(--primary);
            border-radius: var(--radius-xl);
            padding: 48px 40px;
            text-align: center;
            box-shadow: var(--shadow-lg);
            position: relative;
            overflow: hidden;
        }

        .cta-section-alt::after {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            background: rgba(255, 255, 255, 0.03);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-section-alt h2 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.8rem;
            color: #fff;
            margin-bottom: 10px;
            letter-spacing: 0.02em;
            position: relative;
            z-index: 1;
        }

        .cta-section-alt p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 24px;
            position: relative;
            z-index: 1;
        }

        .btn-cta-primary {
            display: inline-block;
            background: var(--accent);
            color: #fff;
            font-weight: 700;
            font-size: 1rem;
            padding: 14px 36px;
            border-radius: 30px;
            letter-spacing: 0.03em;
            transition: all var(--transition-base);
            box-shadow: 0 4px 16px rgba(199, 150, 63, 0.35);
            position: relative;
            z-index: 1;
        }

        .btn-cta-primary:hover {
            background: #fff;
            color: var(--primary);
            box-shadow: 0 8px 28px rgba(255, 255, 255, 0.3);
            transform: translateY(-2px);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--bg-dark);
            color: var(--text-on-dark);
            padding: 56px 0 0;
            font-size: 0.9rem;
        }

        .footer-brand {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.25rem;
            color: #fff;
            margin-bottom: 10px;
            letter-spacing: 0.02em;
        }

        .footer-desc {
            font-size: 0.85rem;
            color: rgba(232, 234, 237, 0.7);
            line-height: 1.7;
            max-width: 300px;
        }

        .footer-heading {
            font-weight: 700;
            font-size: 0.9rem;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
            text-transform: uppercase;
        }

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

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

        .footer-links a,
        .footer-links span {
            font-size: 0.84rem;
            color: rgba(232, 234, 237, 0.7);
            transition: color var(--transition-fast);
            text-decoration: none;
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 20px 0;
            margin-top: 40px;
            text-align: center;
            font-size: 0.8rem;
            color: rgba(232, 234, 237, 0.5);
        }

        @media (max-width: 768px) {
            .site-footer {
                padding: 40px 0 0;
            }
            .footer-bottom {
                margin-top: 28px;
            }
        }

        /* ========== BADGE / TAG ========== */
        .tag-badge {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 20px;
            letter-spacing: 0.03em;
        }

        .tag-badge.tag-gold {
            background: #fdf4e3;
            color: var(--accent-dark);
        }

        .tag-badge.tag-blue {
            background: #e8f0f8;
            color: var(--primary);
        }

        /* ========== RESPONSIVE FINE-TUNING ========== */
        @media (max-width: 576px) {
            .section-padding {
                padding: 44px 0;
            }
            .section-padding-sm {
                padding: 32px 0;
            }
            .cta-section-alt {
                padding: 32px 20px;
                border-radius: var(--radius-lg);
            }
            .cta-section-alt h2 {
                font-size: 1.35rem;
            }
            .stat-card .stat-number {
                font-size: 1.8rem;
            }
            .article-list-item {
                flex-direction: column;
                gap: 8px;
            }
            .article-list-item .article-date {
                align-self: flex-start;
            }
            .page-banner h1 {
                font-size: 1.55rem;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #1a3c6e;
            --primary-light: #2a5298;
            --primary-dark: #0f2557;
            --accent: #c8973e;
            --accent-light: #d4af6a;
            --accent-dark: #a0782a;
            --bg-white: #ffffff;
            --bg-light: #f7f8fa;
            --bg-warm: #faf9f6;
            --bg-dark: #0d1b33;
            --text-primary: #1a1a2e;
            --text-secondary: #4a4a5e;
            --text-muted: #7a7a8e;
            --text-light: #9a9aae;
            --text-on-dark: #e8e8f0;
            --border: #e2e4ea;
            --border-light: #eef0f5;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-xs: 0 1px 3px rgba(0, 0, 0, 0.04);
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 6px 24px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 14px 40px rgba(0, 0, 0, 0.10);
            --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.13);
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s ease;
            --transition-slow: 0.45s ease;
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
            --container-max: 1240px;
            --nav-height: 72px;
        }

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

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

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

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

        @media (min-width: 1400px) {
            .container {
                max-width: 1280px;
            }
        }

        /* ===== HEADER & NAV ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-light);
            box-shadow: var(--shadow-xs);
            height: var(--nav-height);
            display: flex;
            align-items: center;
            transition: box-shadow var(--transition-base);
        }

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

        .site-header .navbar {
            width: 100%;
            padding: 0;
        }

        .navbar-brand {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--primary) !important;
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 9px;
            white-space: nowrap;
        }

        .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: #fff;
            border-radius: var(--radius-sm);
            font-size: 1.05rem;
            flex-shrink: 0;
        }

        .navbar-nav {
            gap: 4px;
        }

        .navbar-nav .nav-link {
            font-size: 0.93rem;
            font-weight: 500;
            color: var(--text-secondary) !important;
            padding: 8px 15px !important;
            border-radius: 6px;
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

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

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

        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 22px;
            background: linear-gradient(135deg, var(--accent), var(--accent-dark));
            color: #fff !important;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.9rem;
            white-space: nowrap;
            letter-spacing: 0.3px;
            transition: all var(--transition-base);
            box-shadow: 0 4px 14px rgba(200, 151, 62, 0.30);
        }

        .nav-cta-btn:hover {
            transform: translateY(-1px);
            box-shadow: 0 8px 24px rgba(200, 151, 62, 0.40);
            color: #fff !important;
            background: linear-gradient(135deg, var(--accent-light), var(--accent));
        }

        .navbar-toggler {
            border: none;
            padding: 8px;
            box-shadow: none;
            color: var(--primary);
        }

        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(26, 60, 110, 0.15);
            outline: none;
        }

        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3E%3Cpath stroke='%231a3c6e' stroke-width='2.2' stroke-linecap='round' stroke-miterlimit='10' d='M4 7h22M4 15h22M4 23h22'/%3E%3C/svg%3E");
        }

        @media (max-width: 991.98px) {
            .navbar-collapse {
                background: #fff;
                border-radius: var(--radius-md);
                padding: 16px 20px;
                box-shadow: var(--shadow-lg);
                margin-top: 8px;
                border: 1px solid var(--border-light);
            }
            .navbar-nav {
                gap: 2px;
            }
            .navbar-nav .nav-link {
                padding: 10px 16px !important;
                font-size: 0.95rem;
            }
            .nav-cta-btn {
                margin-top: 10px;
                text-align: center;
                justify-content: center;
                width: 100%;
            }
        }

        @media (max-width: 520px) {
            .navbar-brand {
                font-size: 1.15rem;
            }
            .brand-icon {
                width: 34px;
                height: 34px;
                font-size: 0.9rem;
            }
            .site-header {
                height: 60px;
            }
            :root {
                --nav-height: 60px;
            }
        }

        /* ===== PAGE BANNER ===== */
        .page-banner {
            position: relative;
            padding: 80px 0 70px;
            background: linear-gradient(170deg, #0d1b33 0%, #1a3c6e 40%, #1a3c6e 100%);
            overflow: hidden;
            color: #fff;
        }

        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('assets/images/backpic/back-2.webp') center/cover no-repeat;
            opacity: 0.22;
            z-index: 0;
        }

        .page-banner::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 60px;
            background: linear-gradient(to top, rgba(255, 255, 255, 0.06), transparent);
            z-index: 1;
        }

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

        .page-banner .banner-badge {
            display: inline-block;
            padding: 5px 16px;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.22);
            border-radius: 50px;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.9);
            letter-spacing: 0.5px;
            margin-bottom: 18px;
        }

        .page-banner h1 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 2.6rem;
            margin-bottom: 14px;
            letter-spacing: 1px;
            line-height: 1.25;
        }

        .page-banner .banner-subtitle {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.78);
            max-width: 600px;
            line-height: 1.6;
        }

        .page-banner .banner-stats {
            display: flex;
            gap: 40px;
            margin-top: 30px;
            flex-wrap: wrap;
        }

        .page-banner .banner-stat-item {
            display: flex;
            flex-direction: column;
        }

        .page-banner .banner-stat-num {
            font-size: 2rem;
            font-weight: 700;
            color: var(--accent-light);
            font-family: var(--font-heading);
            letter-spacing: 0.5px;
        }

        .page-banner .banner-stat-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.65);
            margin-top: 2px;
        }

        @media (max-width: 768px) {
            .page-banner {
                padding: 55px 0 45px;
            }
            .page-banner h1 {
                font-size: 1.9rem;
            }
            .page-banner .banner-subtitle {
                font-size: 0.95rem;
            }
            .page-banner .banner-stats {
                gap: 24px;
            }
            .page-banner .banner-stat-num {
                font-size: 1.5rem;
            }
        }

        @media (max-width: 520px) {
            .page-banner h1 {
                font-size: 1.5rem;
            }
            .page-banner {
                padding: 40px 0 35px;
            }
        }

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

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

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

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

        .section-heading .section-badge {
            display: inline-block;
            padding: 5px 16px;
            background: rgba(26, 60, 110, 0.07);
            color: var(--primary);
            border-radius: 50px;
            font-size: 0.82rem;
            font-weight: 600;
            letter-spacing: 0.5px;
            margin-bottom: 12px;
        }

        .section-heading h2 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 2rem;
            color: var(--text-primary);
            margin-bottom: 10px;
            letter-spacing: 0.5px;
        }

        .section-heading .section-desc {
            color: var(--text-muted);
            font-size: 1rem;
            max-width: 580px;
            margin: 0 auto;
            line-height: 1.6;
        }

        @media (max-width: 768px) {
            .section {
                padding: 48px 0;
            }
            .section-heading h2 {
                font-size: 1.6rem;
            }
            .section-heading {
                margin-bottom: 32px;
            }
        }

        /* ===== EXPERT CARDS ===== */
        .expert-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition-base);
            height: 100%;
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
        }

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

        .expert-avatar {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            object-fit: cover;
            border: 3px solid var(--accent-light);
            margin-bottom: 16px;
            flex-shrink: 0;
        }

        .expert-card .expert-name {
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--text-primary);
            margin-bottom: 4px;
        }

        .expert-card .expert-title {
            font-size: 0.85rem;
            color: var(--accent-dark);
            font-weight: 500;
            margin-bottom: 10px;
        }

        .expert-card .expert-bio {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.55;
            flex-grow: 1;
        }

        .expert-card .expert-stats {
            display: flex;
            gap: 20px;
            margin-top: 14px;
            padding-top: 14px;
            border-top: 1px solid var(--border-light);
            width: 100%;
            justify-content: center;
        }

        .expert-card .expert-stat-val {
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--primary);
        }

        .expert-card .expert-stat-lbl {
            font-size: 0.78rem;
            color: var(--text-muted);
        }

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

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

        .reco-card .reco-img-wrap {
            position: relative;
            overflow: hidden;
            height: 200px;
            flex-shrink: 0;
        }

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

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

        .reco-card .reco-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            padding: 4px 12px;
            background: var(--accent);
            color: #fff;
            font-size: 0.78rem;
            font-weight: 600;
            border-radius: 50px;
            z-index: 2;
            letter-spacing: 0.3px;
        }

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

        .reco-card .reco-date {
            font-size: 0.8rem;
            color: var(--text-light);
            margin-bottom: 8px;
        }

        .reco-card .reco-title {
            font-weight: 700;
            font-size: 1.08rem;
            color: var(--text-primary);
            margin-bottom: 10px;
            line-height: 1.4;
        }

        .reco-card .reco-desc {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.55;
            flex-grow: 1;
            margin-bottom: 14px;
        }

        .reco-card .reco-meta {
            display: flex;
            gap: 14px;
            font-size: 0.82rem;
            color: var(--text-light);
            align-items: center;
            flex-wrap: wrap;
        }

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

        .reco-card .reco-btn {
            display: inline-block;
            padding: 8px 20px;
            background: var(--primary);
            color: #fff;
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 600;
            transition: all var(--transition-fast);
            text-align: center;
            letter-spacing: 0.3px;
            align-self: flex-start;
            margin-top: 6px;
        }

        .reco-card .reco-btn:hover {
            background: var(--primary-light);
            color: #fff;
            box-shadow: 0 4px 16px rgba(26, 60, 110, 0.30);
        }

        /* ===== PROCESS STEPS ===== */
        .process-step {
            display: flex;
            gap: 20px;
            align-items: flex-start;
            padding: 22px 0;
            position: relative;
        }

        .process-step:not(:last-child)::after {
            content: '';
            position: absolute;
            left: 28px;
            top: 60px;
            bottom: -10px;
            width: 2px;
            background: var(--border);
            z-index: 0;
        }

        .process-step .step-number {
            flex-shrink: 0;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: #fff;
            font-weight: 700;
            font-size: 1.3rem;
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 1;
            box-shadow: 0 4px 16px rgba(26, 60, 110, 0.22);
            font-family: var(--font-heading);
        }

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

        .process-step .step-content p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.55;
        }

        /* ===== TESTIMONIAL ===== */
        .testimonial-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            height: 100%;
            position: relative;
        }

        .testimonial-card::before {
            content: '\201C';
            font-size: 3.5rem;
            color: var(--accent-light);
            position: absolute;
            top: 6px;
            left: 18px;
            line-height: 1;
            font-family: serif;
            opacity: 0.5;
        }

        .testimonial-card .testimonial-text {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 16px;
            padding-top: 10px;
            position: relative;
            z-index: 1;
        }

        .testimonial-card .testimonial-author {
            display: flex;
            align-items: center;
            gap: 10px;
            border-top: 1px solid var(--border-light);
            padding-top: 14px;
        }

        .testimonial-card .testimonial-avatar {
            width: 42px;
            height: 42px;
            border-radius: 50%;
            object-fit: cover;
            flex-shrink: 0;
        }

        .testimonial-card .testimonial-name {
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--text-primary);
        }

        .testimonial-card .testimonial-role {
            font-size: 0.78rem;
            color: var(--text-muted);
        }

        /* ===== CTA SECTION ===== */
        .cta-section {
            background: linear-gradient(160deg, #0d1b33 0%, #1a3c6e 55%, #1f4d8a 100%);
            padding: 70px 0;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('assets/images/backpic/back-3.webp') center/cover no-repeat;
            opacity: 0.13;
            z-index: 0;
        }

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

        .cta-section h2 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 2rem;
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }

        .cta-section .cta-desc {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 28px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-section .cta-btn-lg {
            display: inline-block;
            padding: 14px 38px;
            background: linear-gradient(135deg, var(--accent), var(--accent-dark));
            color: #fff;
            border-radius: 50px;
            font-weight: 700;
            font-size: 1rem;
            letter-spacing: 0.5px;
            transition: all var(--transition-base);
            box-shadow: 0 8px 28px rgba(200, 151, 62, 0.35);
        }

        .cta-section .cta-btn-lg:hover {
            transform: translateY(-2px);
            box-shadow: 0 14px 36px rgba(200, 151, 62, 0.45);
            color: #fff;
            background: linear-gradient(135deg, var(--accent-light), var(--accent));
        }

        @media (max-width: 768px) {
            .cta-section {
                padding: 48px 0;
            }
            .cta-section h2 {
                font-size: 1.55rem;
            }
        }

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

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

        .accordion-faq .accordion-button {
            font-weight: 600;
            font-size: 0.98rem;
            color: var(--text-primary);
            background: #fff;
            padding: 18px 22px;
            border-radius: var(--radius-md) !important;
            transition: all var(--transition-fast);
            box-shadow: none;
        }

        .accordion-faq .accordion-button:not(.collapsed) {
            color: var(--primary);
            background: rgba(26, 60, 110, 0.03);
            box-shadow: none;
        }

        .accordion-faq .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(26, 60, 110, 0.10);
            border-color: var(--primary-light);
        }

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

        .accordion-faq .accordion-body {
            font-size: 0.92rem;
            color: var(--text-secondary);
            line-height: 1.7;
            padding: 8px 22px 20px;
        }

        /* ===== FOOTER ===== */
        .site-footer {
            background: #0d1525;
            color: var(--text-on-dark);
            padding: 50px 0 20px;
            font-size: 0.9rem;
        }

        .footer-brand {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.3rem;
            margin-bottom: 10px;
            color: #fff;
            letter-spacing: 0.5px;
        }

        .footer-desc {
            color: rgba(255, 255, 255, 0.58);
            line-height: 1.6;
            font-size: 0.88rem;
            max-width: 300px;
        }

        .footer-heading {
            font-weight: 700;
            font-size: 0.95rem;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.3px;
        }

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

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

        .footer-links a {
            color: rgba(255, 255, 255, 0.58);
            transition: color var(--transition-fast);
            font-size: 0.88rem;
        }

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

        .footer-links span {
            color: rgba(255, 255, 255, 0.48);
            font-size: 0.85rem;
        }

        .footer-bottom {
            margin-top: 32px;
            padding-top: 18px;
            border-top: 1px solid rgba(255, 255, 255, 0.10);
            text-align: center;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.40);
        }

        @media (max-width: 991.98px) {
            .site-footer {
                padding: 36px 0 16px;
            }
            .footer-brand {
                font-size: 1.15rem;
            }
        }

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

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

        .gap-row>* {
            margin-bottom: 24px;
        }

        @media (max-width: 520px) {
            .section-heading h2 {
                font-size: 1.35rem;
            }
            .page-banner h1 {
                font-size: 1.35rem;
            }
        }

/* roulang page: category5 */
:root {
            --primary: #1B3A5C;
            --primary-dark: #0F2640;
            --primary-light: #2B4F7A;
            --accent: #D4A843;
            --accent-hover: #B88C2E;
            --accent-light: #F0E3C8;
            --gray-100: #F8F9FA;
            --gray-200: #E9ECEF;
            --gray-300: #DEE2E6;
            --gray-600: #6C757D;
            --gray-800: #343A40;
            --gray-900: #212529;
            --text-main: var(--gray-900);
            --text-muted: var(--gray-600);
            --text-light: #ffffff;
            --border-color: var(--gray-300);
            --border-radius: 12px;
            --border-radius-sm: 8px;
            --shadow-sm: 0 2px 8px rgba(0,0,0,0.05);
            --shadow: 0 4px 20px rgba(0,0,0,0.08);
            --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
            --transition: all 0.25s ease;
            --section-gap: 5rem;
        }

        * {
            box-sizing: border-box;
        }

        body {
            font-family: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            background-color: #ffffff;
            color: var(--text-main);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }

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

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

        .container {
            max-width: 1200px;
        }

        /* --- 导航 --- */
        .site-header {
            background: #ffffff;
            box-shadow: var(--shadow-sm);
            position: sticky;
            top: 0;
            z-index: 1050;
            padding: 0.5rem 0;
        }

        .navbar-brand {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--primary) !important;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            letter-spacing: 0.5px;
        }

        .brand-icon {
            color: var(--accent);
            font-size: 1.8rem;
        }

        .navbar-nav .nav-link {
            color: var(--gray-800) !important;
            font-weight: 500;
            margin: 0 0.2rem;
            padding: 0.6rem 1rem !important;
            border-radius: 6px;
            white-space: nowrap;
            transition: var(--transition);
        }

        .navbar-nav .nav-link:hover,
        .navbar-nav .nav-link.active {
            color: var(--primary) !important;
            background-color: rgba(27, 58, 92, 0.05);
        }

        .navbar-nav .nav-link.active {
            font-weight: 600;
            color: var(--primary-dark) !important;
            background-color: rgba(27, 58, 92, 0.08);
        }

        .nav-cta-btn {
            background: var(--accent);
            color: #fff !important;
            font-weight: 600;
            padding: 0.55rem 1.7rem;
            border-radius: 30px;
            text-decoration: none;
            white-space: nowrap;
            transition: var(--transition);
            display: inline-block;
            box-shadow: 0 4px 10px rgba(212, 168, 67, 0.25);
            border: none;
        }

        .nav-cta-btn:hover {
            background: var(--accent-hover);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 6px 15px rgba(184, 140, 46, 0.35);
        }

        .navbar-toggler {
            border: none;
            padding: 0.25rem 0.5rem;
        }
        .navbar-toggler:focus {
            box-shadow: 0 0 0 2px var(--accent);
            outline: none;
        }

        /* 响应式导航 */
        @media (max-width: 991.98px) {
            .navbar-nav {
                padding: 1rem 0 0.5rem;
                gap: 0.3rem;
            }
            .nav-cta-btn {
                margin-top: 0.5rem;
                text-align: center;
                width: 100%;
            }
        }

        /* --- 页脚 --- */
        .site-footer {
            background-color: var(--primary-dark);
            color: rgba(255,255,255,0.8);
            padding: 3rem 0 1.5rem;
            font-size: 0.95rem;
            margin-top: var(--section-gap);
        }
        .footer-brand {
            font-size: 1.5rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.75rem;
        }
        .footer-desc {
            color: rgba(255,255,255,0.65);
            max-width: 280px;
            line-height: 1.6;
        }
        .footer-heading {
            font-weight: 600;
            color: #fff;
            margin-bottom: 1rem;
            font-size: 1.05rem;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 0.5rem;
        }
        .footer-links a,
        .footer-links span {
            color: rgba(255,255,255,0.7);
            text-decoration: none;
            transition: var(--transition);
            font-size: 0.9rem;
        }
        .footer-links a:hover {
            color: var(--accent);
            padding-left: 4px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.15);
            margin-top: 2.5rem;
            padding-top: 1.5rem;
            text-align: center;
            color: rgba(255,255,255,0.55);
            font-size: 0.85rem;
        }

        /* --- 通用板块 --- */
        .section {
            padding: var(--section-gap) 0;
        }
        .section-title {
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 0.75rem;
            font-size: 2rem;
        }
        .section-subtitle {
            color: var(--text-muted);
            font-size: 1.1rem;
            margin-bottom: 2.5rem;
        }
        .section-header {
            text-align: center;
            margin-bottom: 3rem;
        }

        /* --- Hero 内页 Banner --- */
        .page-hero {
            background: linear-gradient(135deg, rgba(27,58,92,0.85) 0%, rgba(15,38,64,0.9) 100%), url('assets/images/backpic/back-2.webp') center/cover no-repeat;
            padding: 6rem 0 5rem;
            color: #fff;
            position: relative;
        }
        .page-hero h1 {
            font-weight: 700;
            font-size: 2.8rem;
            margin-bottom: 1rem;
        }
        .page-hero .lead {
            font-size: 1.25rem;
            opacity: 0.9;
            max-width: 700px;
            margin: 0 auto 2rem;
        }

        /* 卡片 */
        .card-custom {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: var(--border-radius);
            padding: 2rem 1.5rem;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .card-custom:hover {
            box-shadow: var(--shadow);
            transform: translateY(-4px);
            border-color: var(--accent-light);
        }
        .card-icon {
            font-size: 2.5rem;
            color: var(--accent);
            margin-bottom: 1.2rem;
        }
        .card-title {
            font-weight: 700;
            font-size: 1.3rem;
            margin-bottom: 0.75rem;
            color: var(--primary);
        }
        .card-text {
            color: var(--text-muted);
            flex: 1;
            margin-bottom: 1rem;
        }

        /* 步骤 */
        .step-item {
            text-align: center;
            padding: 1.5rem;
            position: relative;
        }
        .step-number {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--accent);
            color: #fff;
            font-weight: 700;
            font-size: 1.6rem;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 1rem;
            box-shadow: 0 6px 15px rgba(212,168,67,0.3);
        }
        .step-title {
            font-weight: 700;
            color: var(--primary);
        }
        .step-desc {
            color: var(--text-muted);
            font-size: 0.95rem;
        }

        /* 统计数字 */
        .stat-box {
            background: #f8f9fc;
            border-radius: var(--border-radius);
            padding: 2rem 1.5rem;
            text-align: center;
        }
        .stat-number {
            font-size: 2.8rem;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.2;
        }
        .stat-label {
            color: var(--text-muted);
            font-size: 0.95rem;
            margin-top: 0.5rem;
        }

        /* FAQ 手风琴 */
        .accordion-button:not(.collapsed) {
            background-color: rgba(27,58,92,0.04);
            color: var(--primary);
            box-shadow: none;
            font-weight: 600;
        }
        .accordion-button:focus {
            box-shadow: 0 0 0 2px var(--accent);
            border-color: var(--accent);
        }
        .accordion-item {
            border: 1px solid var(--border-color);
            margin-bottom: 0.5rem;
            border-radius: var(--border-radius-sm) !important;
            overflow: hidden;
        }

        /* CTA */
        .cta-block {
            background: linear-gradient(105deg, var(--primary) 0%, #2A4B6E 100%);
            border-radius: var(--border-radius);
            padding: 3rem 2rem;
            color: #fff;
            text-align: center;
        }
        .btn-accent {
            background: var(--accent);
            border: none;
            color: #fff;
            font-weight: 600;
            padding: 0.7rem 2.2rem;
            border-radius: 30px;
            transition: var(--transition);
            box-shadow: 0 4px 12px rgba(212,168,67,0.4);
        }
        .btn-accent:hover {
            background: var(--accent-hover);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 6px 15px rgba(184,140,46,0.5);
        }
        .btn-outline-accent {
            background: transparent;
            border: 2px solid var(--accent);
            color: var(--accent);
            font-weight: 600;
            padding: 0.6rem 2rem;
            border-radius: 30px;
            transition: var(--transition);
        }
        .btn-outline-accent:hover {
            background: var(--accent);
            color: #fff;
        }

        @media (max-width: 768px) {
            .page-hero h1 {
                font-size: 2rem;
            }
            .section-title {
                font-size: 1.7rem;
            }
        }

/* roulang page: category6 */
:root {
            --color-primary: #1a3c5e;
            --color-primary-dark: #0f2840;
            --color-accent: #c8963e;
            --color-accent-light: #e0b865;
            --color-accent-dark: #a07828;
            --color-bg: #f8f9fa;
            --color-bg-alt: #ffffff;
            --color-bg-dark: #0d1b2a;
            --color-text: #1e293b;
            --color-text-light: #64748b;
            --color-text-muted: #94a3b8;
            --color-border: #e2e8f0;
            --color-border-light: #f1f5f9;
            --color-success: #10b981;
            --color-warning: #f59e0b;
            --color-danger: #ef4444;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08), 0 2px 6px rgba(0, 0, 0, 0.04);
            --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.10), 0 4px 12px rgba(0, 0, 0, 0.05);
            --shadow-xl: 0 20px 48px rgba(0, 0, 0, 0.12), 0 8px 20px rgba(0, 0, 0, 0.06);
            --shadow-accent: 0 8px 28px rgba(200, 150, 62, 0.25);
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s ease;
            --transition-slow: 0.40s ease;
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', 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(--font-body);
            color: var(--color-text);
            background-color: var(--color-bg);
            line-height: 1.7;
            overflow-x: hidden;
            padding-top: var(--navbar-height);
        }

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

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

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

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

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

        @media (min-width: 1400px) {
            .container {
                max-width: 1260px;
            }
        }

        /* ========== HEADER & NAV ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            box-shadow: 0 1px 0 var(--color-border-light), var(--shadow-sm);
            height: var(--navbar-height);
            display: flex;
            align-items: center;
            transition: box-shadow var(--transition-base), background var(--transition-base);
        }

        .site-header.scrolled {
            box-shadow: var(--shadow-md);
            background: rgba(255, 255, 255, 0.98);
        }

        .navbar {
            width: 100%;
            padding: 0;
        }

        .navbar-brand {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--color-primary) !important;
            display: flex;
            align-items: center;
            gap: 9px;
            letter-spacing: 0.02em;
            white-space: nowrap;
        }

        .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--color-primary) 0%, #1e5080 100%);
            color: #fff;
            font-size: 1rem;
            flex-shrink: 0;
        }

        .navbar-nav {
            gap: 4px;
        }

        .navbar-nav .nav-link {
            font-size: 0.925rem;
            font-weight: 500;
            color: var(--color-text) !important;
            padding: 8px 16px !important;
            border-radius: 8px;
            transition: all var(--transition-fast);
            position: relative;
            white-space: nowrap;
        }

        .navbar-nav .nav-link:hover {
            color: var(--color-primary) !important;
            background-color: rgba(26, 60, 94, 0.05);
        }

        .navbar-nav .nav-link.active {
            color: var(--color-accent-dark) !important;
            background-color: rgba(200, 150, 62, 0.08);
            font-weight: 600;
        }

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

        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 22px;
            border-radius: 28px;
            font-weight: 600;
            font-size: 0.9rem;
            background: var(--color-accent);
            color: #fff !important;
            transition: all var(--transition-base);
            white-space: nowrap;
            box-shadow: var(--shadow-accent);
            letter-spacing: 0.01em;
        }

        .nav-cta-btn:hover {
            background: var(--color-accent-dark);
            box-shadow: 0 10px 30px rgba(200, 150, 62, 0.35);
            transform: translateY(-1px);
            color: #fff !important;
        }

        .navbar-toggler {
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            padding: 8px 10px;
            background: #fff;
        }

        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(26, 60, 94, 0.12);
            outline: none;
        }

        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(26,60,94,0.8)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        @media (max-width: 991.98px) {
            .navbar-collapse {
                background: #fff;
                border-radius: var(--radius-md);
                padding: 16px;
                margin-top: 10px;
                box-shadow: var(--shadow-lg);
                border: 1px solid var(--color-border-light);
            }
            .navbar-nav {
                gap: 2px;
            }
            .navbar-nav .nav-link {
                padding: 10px 16px !important;
                border-radius: 8px;
                font-size: 0.95rem;
            }
            .nav-cta-btn {
                margin-top: 8px;
                width: 100%;
                justify-content: center;
                padding: 12px 22px;
                font-size: 0.95rem;
            }
            .navbar-nav .nav-link.active::after {
                display: none;
            }
        }

        @media (max-width: 575.98px) {
            .navbar-brand {
                font-size: 1.15rem;
                gap: 6px;
            }
            .brand-icon {
                width: 32px;
                height: 32px;
                font-size: 0.85rem;
            }
            :root {
                --navbar-height: 62px;
            }
        }

        /* ========== PAGE HERO ========== */
        .page-hero {
            position: relative;
            padding: 64px 0 56px;
            background: linear-gradient(170deg, #f0f4f8 0%, #e8edf3 30%, #dfe6ef 100%);
            overflow: hidden;
            border-bottom: 1px solid var(--color-border);
        }

        .page-hero::before {
            content: '';
            position: absolute;
            top: -120px;
            right: -160px;
            width: 500px;
            height: 500px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(200, 150, 62, 0.10) 0%, transparent 70%);
            pointer-events: none;
        }

        .page-hero::after {
            content: '';
            position: absolute;
            bottom: -80px;
            left: -100px;
            width: 360px;
            height: 360px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(26, 60, 94, 0.06) 0%, transparent 70%);
            pointer-events: none;
        }

        .page-hero .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 7px 16px;
            border-radius: 24px;
            font-size: 0.85rem;
            font-weight: 600;
            background: rgba(200, 150, 62, 0.12);
            color: var(--color-accent-dark);
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }

        .page-hero .hero-title {
            font-family: var(--font-heading);
            font-size: 2.4rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 14px;
            line-height: 1.28;
            letter-spacing: 0.01em;
            position: relative;
            z-index: 1;
        }

        .page-hero .hero-subtitle {
            font-size: 1.08rem;
            color: var(--color-text-light);
            max-width: 640px;
            line-height: 1.65;
            position: relative;
            z-index: 1;
        }

        .page-hero .hero-stats-row {
            display: flex;
            flex-wrap: wrap;
            gap: 28px;
            margin-top: 28px;
            position: relative;
            z-index: 1;
        }

        .hero-stat-item {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .hero-stat-icon {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.15rem;
            background: #fff;
            color: var(--color-accent);
            box-shadow: var(--shadow-sm);
            flex-shrink: 0;
        }

        .hero-stat-num {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1;
            font-family: var(--font-heading);
        }

        .hero-stat-label {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            margin-top: 2px;
        }

        @media (max-width: 767.98px) {
            .page-hero {
                padding: 40px 0 36px;
            }
            .page-hero .hero-title {
                font-size: 1.65rem;
            }
            .page-hero .hero-subtitle {
                font-size: 0.95rem;
            }
            .hero-stat-num {
                font-size: 1.3rem;
            }
            .hero-stat-icon {
                width: 36px;
                height: 36px;
                font-size: 1rem;
            }
            .hero-stats-row {
                gap: 16px;
            }
        }

        @media (max-width: 520px) {
            .page-hero .hero-title {
                font-size: 1.4rem;
            }
            .hero-stats-row {
                gap: 12px;
                flex-direction: column;
            }
        }

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

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

        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            color: var(--color-accent-dark);
            margin-bottom: 8px;
            background: rgba(200, 150, 62, 0.08);
            padding: 5px 14px;
            border-radius: 20px;
        }

        .section-title {
            font-family: var(--font-heading);
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 10px;
            letter-spacing: 0.01em;
        }

        .section-desc {
            font-size: 0.95rem;
            color: var(--color-text-light);
            max-width: 600px;
            margin: 0 auto;
        }

        @media (max-width: 767.98px) {
            .section-padding {
                padding: 36px 0;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .section-header {
                margin-bottom: 28px;
            }
        }

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

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

        .case-card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background: #e9edf3;
        }

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

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

        .case-card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 5px 12px;
            border-radius: 16px;
            font-size: 0.75rem;
            font-weight: 700;
            letter-spacing: 0.03em;
            background: var(--color-accent);
            color: #fff;
            z-index: 2;
            box-shadow: 0 2px 8px rgba(200, 150, 62, 0.35);
        }

        .case-card-badge.badge-gold {
            background: linear-gradient(135deg, #c8963e, #e0b865);
        }

        .case-card-badge.badge-blue {
            background: var(--color-primary);
        }

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

        .case-card-amount {
            font-family: var(--font-heading);
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-accent-dark);
            margin-bottom: 6px;
            letter-spacing: 0.01em;
        }

        .case-card-title {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
            line-height: 1.4;
        }

        .case-card-desc {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            line-height: 1.55;
            flex: 1;
            margin-bottom: 10px;
        }

        .case-card-meta {
            font-size: 0.78rem;
            color: var(--color-text-light);
            display: flex;
            align-items: center;
            gap: 8px;
            padding-top: 10px;
            border-top: 1px solid var(--color-border-light);
        }

        .case-card-meta i {
            color: var(--color-accent);
            font-size: 0.7rem;
        }

        /* ========== FEATURED STORY ========== */
        .featured-story-block {
            background: #fff;
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--color-border-light);
            display: flex;
            flex-wrap: wrap;
        }

        .featured-story-img {
            flex: 1 1 400px;
            min-height: 300px;
            background-size: cover;
            background-position: center;
            position: relative;
        }

        .featured-story-img .story-img-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to right, rgba(13, 27, 42, 0.55) 0%, rgba(13, 27, 42, 0.1) 60%, transparent 100%);
            display: flex;
            align-items: flex-end;
            padding: 24px;
        }

        .featured-story-content {
            flex: 1 1 380px;
            padding: 32px 28px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .featured-story-content .story-label {
            font-size: 0.78rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.05em;
            color: var(--color-accent-dark);
            margin-bottom: 8px;
        }

        .featured-story-content h3 {
            font-family: var(--font-heading);
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 12px;
            line-height: 1.35;
        }

        .featured-story-content p {
            font-size: 0.92rem;
            color: var(--color-text-light);
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .featured-story-content .story-highlight {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-weight: 700;
            font-size: 1.2rem;
            color: var(--color-accent-dark);
            background: rgba(200, 150, 62, 0.06);
            padding: 8px 16px;
            border-radius: 8px;
        }

        @media (max-width: 767.98px) {
            .featured-story-block {
                flex-direction: column;
            }
            .featured-story-img {
                min-height: 220px;
                flex: none;
                aspect-ratio: 16 / 9;
            }
            .featured-story-content {
                padding: 22px 18px;
            }
            .featured-story-content h3 {
                font-size: 1.2rem;
            }
        }

        /* ========== TESTIMONIALS ========== */
        .testimonial-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 24px 20px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            height: 100%;
            position: relative;
        }

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

        .testimonial-card .quote-icon {
            font-size: 1.6rem;
            color: rgba(200, 150, 62, 0.3);
            margin-bottom: 10px;
        }

        .testimonial-card .testimonial-text {
            font-size: 0.9rem;
            color: var(--color-text);
            line-height: 1.7;
            margin-bottom: 16px;
            font-style: italic;
        }

        .testimonial-card .testimonial-author {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .testimonial-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.9rem;
            flex-shrink: 0;
        }

        .testimonial-info .t-name {
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--color-text);
        }

        .testimonial-info .t-tag {
            font-size: 0.75rem;
            color: var(--color-text-muted);
        }

        .testimonial-stars {
            color: #f0b843;
            font-size: 0.8rem;
            letter-spacing: 1px;
        }

        /* ========== DATA HIGHLIGHTS ========== */
        .data-highlight-row {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            justify-content: center;
        }

        .data-highlight-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            text-align: center;
            flex: 1 1 180px;
            min-width: 150px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
        }

        .data-highlight-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: rgba(200, 150, 62, 0.25);
        }

        .data-highlight-card .dh-icon {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            margin: 0 auto 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            background: rgba(200, 150, 62, 0.1);
            color: var(--color-accent);
        }

        .data-highlight-card .dh-number {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.1;
        }

        .data-highlight-card .dh-label {
            font-size: 0.82rem;
            color: var(--color-text-muted);
            margin-top: 6px;
        }

        @media (max-width: 767.98px) {
            .data-highlight-card {
                flex: 1 1 130px;
                min-width: 120px;
                padding: 20px 14px;
            }
            .data-highlight-card .dh-number {
                font-size: 1.5rem;
            }
        }

        /* ========== ALT SECTION BG ========== */
        .bg-alt-section {
            background: #fff;
            border-top: 1px solid var(--color-border-light);
            border-bottom: 1px solid var(--color-border-light);
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: linear-gradient(160deg, var(--color-primary) 0%, #0f2840 50%, #0a1c2e 100%);
            padding: 56px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -100px;
            width: 350px;
            height: 350px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(200, 150, 62, 0.18) 0%, transparent 70%);
            pointer-events: none;
        }

        .cta-section .section-label {
            background: rgba(255, 255, 255, 0.12);
            color: var(--color-accent-light);
        }

        .cta-section .section-title {
            color: #fff;
        }

        .cta-section .section-desc {
            color: rgba(255, 255, 255, 0.7);
        }

        .cta-btn-lg {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 36px;
            border-radius: 32px;
            font-weight: 700;
            font-size: 1rem;
            background: var(--color-accent);
            color: #fff;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-accent);
            letter-spacing: 0.02em;
            margin-top: 8px;
        }

        .cta-btn-lg:hover {
            background: var(--color-accent-light);
            box-shadow: 0 14px 36px rgba(200, 150, 62, 0.45);
            transform: translateY(-2px);
            color: #fff;
        }

        .cta-btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 34px;
            border-radius: 32px;
            font-weight: 600;
            font-size: 0.95rem;
            border: 2px solid rgba(255, 255, 255, 0.5);
            color: #fff;
            transition: all var(--transition-base);
            margin-top: 8px;
            background: transparent;
        }

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

        /* ========== FAQ ACCORDION ========== */
        .faq-accordion .accordion-item {
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md) !important;
            margin-bottom: 10px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            background: #fff;
        }

        .faq-accordion .accordion-button {
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--color-primary);
            padding: 16px 20px;
            background: #fff;
            border-radius: var(--radius-md) !important;
            box-shadow: none !important;
            transition: all var(--transition-fast);
        }

        .faq-accordion .accordion-button:not(.collapsed) {
            color: var(--color-accent-dark);
            background: rgba(200, 150, 62, 0.03);
            border-bottom: 1px solid var(--color-border-light);
            border-radius: var(--radius-md) var(--radius-md) 0 0 !important;
        }

        .faq-accordion .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(26, 60, 94, 0.08) !important;
            border-color: var(--color-border);
        }

        .faq-accordion .accordion-body {
            font-size: 0.9rem;
            color: var(--color-text-light);
            line-height: 1.75;
            padding: 16px 20px 20px;
            background: #fafbfc;
        }

        .faq-accordion .accordion-button::after {
            background-size: 16px;
            transition: transform var(--transition-fast);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--color-bg-dark);
            color: rgba(255, 255, 255, 0.8);
            padding: 48px 0 24px;
            font-size: 0.88rem;
        }

        .footer-brand {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.25rem;
            color: #fff;
            margin-bottom: 8px;
            letter-spacing: 0.02em;
        }

        .footer-desc {
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.55);
            line-height: 1.6;
            max-width: 280px;
        }

        .footer-heading {
            font-weight: 700;
            font-size: 0.85rem;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: 0.03em;
            text-transform: uppercase;
        }

        .footer-links li {
            margin-bottom: 6px;
        }

        .footer-links a,
        .footer-links span {
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            margin-top: 32px;
            padding-top: 18px;
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.4);
            text-align: center;
        }

        @media (max-width: 767.98px) {
            .site-footer {
                padding: 32px 0 20px;
            }
            .footer-desc {
                max-width: 100%;
            }
        }

        /* ========== ANIMATIONS ========== */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(24px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .fade-in-up {
            animation: fadeInUp 0.6s ease forwards;
        }

        .delay-1 {
            animation-delay: 0.08s;
        }
        .delay-2 {
            animation-delay: 0.16s;
        }
        .delay-3 {
            animation-delay: 0.24s;
        }
        .delay-4 {
            animation-delay: 0.32s;
        }

        /* ========== UTILITY ========== */
        .text-accent {
            color: var(--color-accent) !important;
        }
        .text-primary-brand {
            color: var(--color-primary) !important;
        }
        .fw-700 {
            font-weight: 700;
        }
        .gap-row-24 {
            row-gap: 24px;
        }