/* roulang page: index */
:root {
            --primary: #16705C;
            --primary-light: #E9F5F1;
            --primary-dark: #0F5242;
            --accent: #F59E0B;
            --accent-light: #FEF3C7;
            --bg: #FAFCFB;
            --bg-alt: #F0F7F4;
            --surface: #FFFFFF;
            --text: #1F2933;
            --text-weak: #5B6B79;
            --border: #E1E8ED;
            --radius: 18px;
            --radius-sm: 12px;
            --shadow-sm: 0 2px 8px rgba(16, 42, 67, 0.06);
            --shadow: 0 8px 24px rgba(16, 42, 67, 0.08);
            --shadow-lg: 0 16px 40px rgba(16, 42, 67, 0.10);
            --transition: all 0.25s ease;
            --container: 1180px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }

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

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

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

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

        input {
            font-family: inherit;
        }

        .container {
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
        }

        .container-narrow {
            max-width: 860px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .section {
            padding: 96px 0;
        }

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

        .section-head {
            text-align: center;
            max-width: 680px;
            margin: 0 auto 56px;
        }

        .section-eyebrow {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--primary);
            background: var(--primary-light);
            border-radius: 40px;
            padding: 6px 18px;
            margin-bottom: 16px;
        }

        .section-head h2 {
            font-size: 2.2rem;
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -0.01em;
            color: var(--text);
            margin-bottom: 14px;
        }

        .section-head p {
            color: var(--text-weak);
            font-size: 1.1rem;
            line-height: 1.7;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            font-size: 15px;
            padding: 13px 28px;
            border-radius: 40px;
            background: var(--primary);
            color: #fff;
            transition: var(--transition);
            border: 1px solid transparent;
            box-shadow: 0 4px 12px rgba(22, 112, 92, 0.18);
        }

        .btn:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(22, 112, 92, 0.24);
        }

        .btn:focus-visible {
            outline: 3px solid rgba(22, 112, 92, 0.4);
            outline-offset: 2px;
        }

        .btn-outline {
            background: transparent;
            color: var(--primary);
            border-color: var(--primary);
            box-shadow: none;
        }

        .btn-outline:hover {
            background: var(--primary-light);
            color: var(--primary-dark);
            border-color: var(--primary-dark);
            box-shadow: none;
        }

        .btn-accent {
            background: var(--accent);
            color: #1F2933;
            border-color: transparent;
            box-shadow: 0 4px 12px rgba(245, 158, 11, 0.20);
        }

        .btn-accent:hover {
            background: var(--accent);
            filter: brightness(0.94);
            color: #1F2933;
            transform: translateY(-2px);
        }

        .btn-light {
            background: rgba(255, 255, 255, 0.14);
            border: 1px solid rgba(255, 255, 255, 0.38);
            color: #fff;
            box-shadow: none;
            backdrop-filter: blur(4px);
        }

        .btn-light:hover {
            background: rgba(255, 255, 255, 0.24);
            color: #fff;
            border-color: rgba(255, 255, 255, 0.6);
        }

        .badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--primary-light);
            color: var(--primary-dark);
            font-size: 13px;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: 30px;
            white-space: nowrap;
        }

        .badge-accent {
            background: var(--accent-light);
            color: #B45309;
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.86);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(225, 232, 237, 0.9);
            transition: box-shadow 0.3s;
        }

        .site-header.scrolled {
            box-shadow: 0 4px 20px rgba(15, 42, 62, 0.08);
        }

        .navbar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 72px;
        }

        .logo {
            font-size: 1.35rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--text);
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
        }

        .logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            box-shadow: 0 4px 10px rgba(22, 112, 92, 0.24);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
        }

        .nav-links a {
            display: inline-block;
            padding: 8px 16px;
            font-weight: 500;
            color: var(--text-weak);
            border-radius: 30px;
            font-size: 15px;
            transition: var(--transition);
        }

        .nav-links a:hover {
            color: var(--primary);
            background: var(--primary-light);
        }

        .nav-links a.active {
            color: var(--primary-dark);
            background: var(--primary-light);
            font-weight: 600;
        }

        .nav-right {
            display: flex;
            align-items: center;
            gap: 12px;
        }

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

        .search-box i {
            position: absolute;
            left: 15px;
            color: var(--text-weak);
            font-size: 14px;
            pointer-events: none;
        }

        .search-box input {
            width: 220px;
            padding: 9px 16px 9px 42px;
            border-radius: 40px;
            border: 1px solid var(--border);
            background: var(--bg);
            font-size: 14px;
            color: var(--text);
            transition: var(--transition);
        }

        .search-box input::placeholder {
            color: #9AA8B4;
        }

        .search-box input:focus {
            outline: none;
            border-color: var(--primary);
            background: #fff;
            box-shadow: 0 0 0 4px rgba(22, 112, 92, 0.10);
            width: 260px;
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--primary);
            color: #fff !important;
            padding: 9px 20px !important;
            border-radius: 40px;
            font-weight: 600 !important;
            font-size: 14px !important;
            transition: var(--transition);
            box-shadow: 0 4px 12px rgba(22, 112, 92, 0.18);
        }

        .nav-cta:hover {
            background: var(--primary-dark);
            transform: translateY(-1px);
            color: #fff !important;
        }

        .nav-toggle {
            display: none;
            font-size: 24px;
            color: var(--text);
            width: 44px;
            height: 44px;
            border-radius: 10px;
            align-items: center;
            justify-content: center;
            background: var(--bg-alt);
        }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            padding: 96px 0 88px;
            background: linear-gradient(135deg, #125B4A 0%, var(--primary) 55%, #1A8A72 100%);
            overflow: hidden;
            color: #fff;
        }

        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            opacity: 0.15;
            mix-blend-mode: screen;
        }

        .hero::after {
            content: '';
            position: absolute;
            top: -40%;
            right: -15%;
            width: 560px;
            height: 560px;
            background: rgba(255, 255, 255, 0.06);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero .container {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 56px;
            align-items: center;
        }

        .hero-content {
            max-width: 560px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.14);
            border: 1px solid rgba(255, 255, 255, 0.24);
            color: #fff;
            border-radius: 40px;
            padding: 7px 18px;
            font-size: 13px;
            font-weight: 500;
            margin-bottom: 24px;
            backdrop-filter: blur(4px);
        }

        .hero-badge i {
            color: var(--accent);
        }

        .hero h1 {
            font-size: 3.1rem;
            font-weight: 800;
            line-height: 1.15;
            letter-spacing: -0.03em;
            margin-bottom: 20px;
        }

        .hero h1 span {
            color: var(--accent);
        }

        .hero-desc {
            font-size: 1.15rem;
            line-height: 1.7;
            opacity: 0.9;
            margin-bottom: 36px;
        }

        .hero-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        .hero-stats {
            display: flex;
            gap: 32px;
            margin-top: 50px;
            padding-top: 32px;
            border-top: 1px solid rgba(255, 255, 255, 0.16);
        }

        .hero-stat {
            display: flex;
            flex-direction: column;
        }

        .hero-stat strong {
            font-size: 1.8rem;
            font-weight: 800;
            line-height: 1.2;
        }

        .hero-stat span {
            font-size: 13px;
            opacity: 0.75;
            margin-top: 4px;
        }

        .hero-visual {
            position: relative;
            border-radius: 24px;
            overflow: hidden;
            box-shadow: 0 24px 50px rgba(0, 0, 0, 0.25);
        }

        .hero-visual img {
            width: 100%;
            aspect-ratio: 4/3;
            object-fit: cover;
        }

        .hero-visual-card {
            position: absolute;
            bottom: 20px;
            left: 20px;
            right: 20px;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(12px);
            border-radius: 16px;
            padding: 16px 20px;
            display: flex;
            align-items: center;
            gap: 14px;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
            color: var(--text);
        }

        .hero-visual-card i {
            width: 40px;
            height: 40px;
            flex-shrink: 0;
            border-radius: 10px;
            background: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
        }

        .hero-visual-card p {
            font-size: 14px;
            font-weight: 500;
            line-height: 1.4;
        }

        /* ===== Service cards ===== */
        .grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .card {
            background: var(--surface);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            padding: 28px;
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
        }

        .card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(22, 112, 92, 0.3);
        }

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

        .card:hover .card-icon {
            background: var(--primary);
            color: #fff;
            transform: scale(1.06);
        }

        .card h3 {
            font-size: 1.12rem;
            font-weight: 700;
            margin-bottom: 8px;
            letter-spacing: -0.01em;
        }

        .card p {
            color: var(--text-weak);
            font-size: 14px;
            line-height: 1.65;
        }

        /* ===== Category entry ===== */
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .cat-card {
            position: relative;
            background: var(--surface);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            overflow: hidden;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            box-shadow: var(--shadow-sm);
        }

        .cat-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }

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

        .cat-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.45s ease;
        }

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

        .cat-card-image::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(10, 30, 25, 0.3), transparent 60%);
        }

        .cat-card-tag {
            position: absolute;
            top: 16px;
            left: 16px;
            z-index: 2;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(6px);
            color: var(--primary-dark);
            font-size: 12px;
            font-weight: 700;
            padding: 6px 14px;
            border-radius: 30px;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
        }

        .cat-card-body {
            padding: 22px 24px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .cat-card-body h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .cat-card-body p {
            color: var(--text-weak);
            font-size: 14px;
            flex: 1;
        }

        .cat-card-link {
            margin-top: 16px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            font-size: 14px;
            color: var(--primary);
        }

        .cat-card-link i {
            transition: transform 0.2s;
        }

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

        /* ===== List section ===== */
        .info-wrap {
            display: grid;
            grid-template-columns: 0.85fr 1.15fr;
            gap: 48px;
            align-items: start;
        }

        .info-side-sticky {
            position: sticky;
            top: 96px;
        }

        .info-side-title {
            font-size: 1.6rem;
            font-weight: 800;
            line-height: 1.35;
            margin-bottom: 14px;
            letter-spacing: -0.02em;
        }

        .info-side-desc {
            color: var(--text-weak);
            margin-bottom: 28px;
        }

        .info-list {
            list-style: none;
            background: var(--surface);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
        }

        .info-item {
            display: flex;
            gap: 18px;
            padding: 22px 24px;
            border-bottom: 1px solid var(--border);
            transition: background 0.2s;
            align-items: flex-start;
        }

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

        .info-item:hover {
            background: var(--bg);
        }

        .info-item-date {
            flex-shrink: 0;
            text-align: center;
            width: 56px;
            padding: 8px 4px;
            border-radius: 12px;
            background: var(--primary-light);
        }

        .info-item-date strong {
            display: block;
            font-size: 1.25rem;
            font-weight: 800;
            color: var(--primary-dark);
            line-height: 1.2;
        }

        .info-item-date span {
            font-size: 11px;
            color: var(--text-weak);
        }

        .info-item-content {
            flex: 1;
        }

        .info-item-content h3 {
            font-size: 1.04rem;
            font-weight: 700;
            margin-bottom: 6px;
            line-height: 1.4;
        }

        .info-item-content h3 a {
            color: var(--text);
        }

        .info-item-content h3 a:hover {
            color: var(--primary);
        }

        .info-item-content p {
            color: var(--text-weak);
            font-size: 14px;
            line-height: 1.6;
            margin-bottom: 8px;
        }

        .info-item-meta {
            display: flex;
            gap: 14px;
            font-size: 12px;
            color: var(--text-weak);
        }

        .info-item-meta span {
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

        .info-item-meta i {
            color: var(--primary);
        }

        .info-empty {
            padding: 48px 24px;
            text-align: center;
            color: var(--text-weak);
            background: var(--surface);
            border-radius: var(--radius);
            border: 1px dashed var(--border);
        }

        /* ===== Feature split ===== */
        .feature-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 56px;
            align-items: center;
        }

        .feature-image {
            border-radius: 24px;
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }

        .feature-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            aspect-ratio: 4/3;
        }

        .feature-text h2 {
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.25;
            margin-bottom: 20px;
        }

        .feature-text p {
            color: var(--text-weak);
            margin-bottom: 24px;
        }

        .feature-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .feature-list li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
        }

        .feature-list i {
            width: 24px;
            height: 24px;
            flex-shrink: 0;
            border-radius: 50%;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-top: 4px;
        }

        .feature-list strong {
            display: block;
            font-weight: 600;
            margin-bottom: 2px;
        }

        .feature-list small {
            color: var(--text-weak);
            font-size: 14px;
        }

        /* ===== Steps ===== */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            counter-reset: step;
        }

        .step-card {
            position: relative;
            background: var(--surface);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            padding: 32px 24px 24px;
            text-align: center;
            transition: var(--transition);
        }

        .step-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }

        .step-card::before {
            content: counter(step);
            counter-increment: step;
            position: absolute;
            top: -18px;
            left: 50%;
            transform: translateX(-50%);
            width: 36px;
            height: 36px;
            background: var(--primary);
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 15px;
            box-shadow: 0 4px 10px rgba(22, 112, 92, 0.3);
        }

        .step-card .card-icon {
            margin: 10px auto 16px;
        }

        .step-card h3 {
            margin-bottom: 8px;
        }

        /* ===== Stats ===== */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .stat-card {
            background: var(--surface);
            border-radius: var(--radius);
            padding: 36px 28px;
            text-align: center;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }

        .stat-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow);
        }

        .stat-card strong {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--primary);
            display: block;
            line-height: 1.2;
            margin-bottom: 8px;
        }

        .stat-card strong small {
            font-size: 1.2rem;
            font-weight: 600;
        }

        .stat-card span {
            color: var(--text-weak);
            font-size: 14px;
        }

        /* ===== Testimonials ===== */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .testimonial-card {
            background: var(--surface);
            border-radius: var(--radius);
            padding: 28px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }

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

        .testimonial-stars {
            color: var(--accent);
            font-size: 14px;
            margin-bottom: 14px;
            letter-spacing: 2px;
        }

        .testimonial-card p {
            color: var(--text);
            font-size: 15px;
            line-height: 1.7;
            margin-bottom: 20px;
        }

        .testimonial-author {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .testimonial-author img {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            object-fit: cover;
        }

        .testimonial-author .name {
            font-weight: 600;
            font-size: 14px;
        }

        .testimonial-author .role {
            font-size: 13px;
            color: var(--text-weak);
        }

        /* ===== FAQ ===== */
        .faq-wrap {
            max-width: 780px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: 14px;
            margin-bottom: 14px;
            overflow: hidden;
            transition: box-shadow 0.25s;
        }

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

        .faq-q {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 24px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text);
            text-align: left;
            background: transparent;
            cursor: pointer;
            transition: background 0.2s;
        }

        .faq-q:hover {
            background: var(--bg);
        }

        .faq-q i {
            font-size: 14px;
            color: var(--primary);
            transition: transform 0.3s;
        }

        .faq-item.open .faq-q i {
            transform: rotate(45deg);
        }

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

        .faq-a-inner {
            padding: 0 24px 20px;
            color: var(--text-weak);
            font-size: 14px;
            line-height: 1.7;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 60%, #1A8A72 100%);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            opacity: 0.12;
        }

        .cta-inner {
            position: relative;
            text-align: center;
            max-width: 640px;
            margin: 0 auto;
            color: #fff;
            padding: 24px 0;
        }

        .cta-inner h2 {
            font-size: 2.2rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            margin-bottom: 14px;
        }

        .cta-inner p {
            opacity: 0.9;
            margin-bottom: 32px;
        }

        .cta-actions {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #102B24;
            color: #B7C9C3;
            padding-top: 72px;
            padding-bottom: 32px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 48px;
            margin-bottom: 56px;
        }

        .footer-brand .logo {
            color: #fff;
            margin-bottom: 20px;
        }

        .footer-brand .logo-icon {
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            margin-bottom: 24px;
            max-width: 320px;
        }

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

        .footer-social a {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #B7C9C3;
            font-size: 14px;
            transition: var(--transition);
        }

        .footer-social a:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            transform: translateY(-3px);
        }

        .footer-title {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 20px;
        }

        .footer-links {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .footer-links a {
            color: #B7C9C3;
            font-size: 14px;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .footer-links a:hover {
            color: #fff;
            padding-left: 4px;
        }

        .footer-newsletter p {
            font-size: 14px;
            margin-bottom: 16px;
        }

        .footer-newsletter form {
            display: flex;
            gap: 8px;
        }

        .footer-newsletter input {
            flex: 1;
            padding: 10px 16px;
            border-radius: 30px;
            border: 1px solid rgba(255, 255, 255, 0.16);
            background: rgba(255, 255, 255, 0.06);
            color: #fff;
            font-size: 14px;
            outline: none;
            transition: var(--transition);
        }

        .footer-newsletter input::placeholder {
            color: #8AA39C;
        }

        .footer-newsletter input:focus {
            border-color: var(--primary);
            background: rgba(255, 255, 255, 0.10);
        }

        .footer-newsletter .btn {
            padding: 10px 20px;
            font-size: 14px;
        }

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

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }

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

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

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

            .hero .container {
                grid-template-columns: 1fr;
                gap: 40px;
            }

            .hero-content {
                max-width: 100%;
            }

            .grid-3 {
                grid-template-columns: repeat(2, 1fr);
            }

            .info-wrap {
                grid-template-columns: 1fr;
            }

            .info-side-sticky {
                position: static;
            }

            .feature-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 40px;
            }
        }

        @media (max-width: 768px) {
            .section {
                padding: 60px 0;
            }

            .section-head h2 {
                font-size: 1.7rem;
            }

            .navbar {
                min-height: 64px;
            }

            .nav-links {
                display: none;
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                background: #fff;
                border-bottom: 1px solid var(--border);
                flex-direction: column;
                align-items: stretch;
                padding: 16px 24px 24px;
                gap: 8px;
                box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
            }

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

            .nav-links a {
                display: block;
                padding: 12px 16px;
                border-radius: 12px;
            }

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

            .search-box {
                display: none;
            }

            .hero h1 {
                font-size: 2.2rem;
            }

            .hero-desc {
                font-size: 1rem;
            }

            .hero-stats {
                gap: 24px;
                flex-wrap: wrap;
            }

            .grid-3,
            .grid-4,
            .steps-grid,
            .stats-row,
            .testimonial-grid {
                grid-template-columns: 1fr;
            }

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

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

            .cta-actions {
                flex-direction: column;
                align-items: center;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 18px;
            }

            .hero {
                padding: 56px 0 56px;
            }

            .hero h1 {
                font-size: 1.8rem;
            }

            .hero-actions {
                flex-direction: column;
            }

            .hero-actions .btn {
                width: 100%;
            }

            .hero-stat strong {
                font-size: 1.4rem;
            }

            .nav-cta {
                padding: 8px 16px !important;
                font-size: 13px !important;
            }

            .info-item {
                flex-direction: column;
            }

            .info-item-date {
                width: auto;
                display: inline-flex;
                align-items: center;
                gap: 6px;
                padding: 4px 14px;
            }

            .info-item-date strong {
                font-size: 14px;
            }

            .cta-inner h2 {
                font-size: 1.6rem;
            }
        }

/* roulang page: article */
:root {
            --primary: #2563eb;
            --primary-dark: #1e40af;
            --primary-light: #dbeafe;
            --primary-lighter: #eff6ff;
            --accent: #f59e0b;
            --accent-light: #fef3c7;
            --bg: #f8fafc;
            --surface: #ffffff;
            --text: #0f172a;
            --text-light: #64748b;
            --text-lighter: #94a3b8;
            --border: #e2e8f0;
            --radius-lg: 20px;
            --radius: 14px;
            --radius-sm: 8px;
            --shadow: 0 4px 24px rgba(15, 23, 42, 0.06);
            --shadow-lg: 0 16px 48px rgba(15, 23, 42, 0.12);
            --transition: all 0.3s ease;
            --space: 96px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
        }

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

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

        ul,
        ol {
            list-style: none;
        }

        button,
        input {
            font: inherit;
            border: none;
            background: none;
            outline: none;
        }

        button {
            cursor: pointer;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(226, 232, 240, 0.8);
        }

        .navbar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 32px;
        }

        .logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--text);
            letter-spacing: -0.02em;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 36px;
            height: 36px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            border-radius: 10px;
            font-size: 0.95rem;
            box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 32px;
            flex: 1;
            justify-content: center;
        }

        .nav-links a {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-light);
            padding: 6px 2px;
            position: relative;
            transition: var(--transition);
        }

        .nav-links a::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 0;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            transition: var(--transition);
        }

        .nav-links a:hover {
            color: var(--primary);
        }

        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }

        .nav-links a.active {
            color: var(--primary);
            font-weight: 600;
        }

        .nav-right {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-shrink: 0;
        }

        .search-box {
            display: flex;
            align-items: center;
            gap: 8px;
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: 999px;
            padding: 8px 16px;
            width: 220px;
            transition: var(--transition);
        }

        .search-box:focus-within {
            border-color: var(--primary);
            background: var(--surface);
            box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
        }

        .search-box i {
            color: var(--text-lighter);
            font-size: 0.85rem;
        }

        .search-box input {
            border: none;
            background: transparent;
            font-size: 0.85rem;
            color: var(--text);
            width: 100%;
        }

        .search-box input::placeholder {
            color: var(--text-lighter);
        }

        .nav-cta,
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--primary);
            color: #fff;
            font-size: 0.9rem;
            font-weight: 600;
            padding: 10px 20px;
            border-radius: 999px;
            transition: var(--transition);
            box-shadow: 0 4px 14px rgba(37, 99, 235, 0.25);
        }

        .nav-cta:hover,
        .btn:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(37, 99, 235, 0.35);
        }

        .nav-cta:active,
        .btn:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(37, 99, 235, 0.2);
        }

        .btn-outline {
            background: transparent;
            color: var(--primary);
            border: 1.5px solid var(--primary);
            box-shadow: none;
        }

        .btn-outline:hover {
            background: var(--primary-light);
            color: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(37, 99, 235, 0.12);
        }

        .btn-light {
            background: #fff;
            color: var(--primary-dark);
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
        }

        .btn-light:hover {
            background: var(--primary-lighter);
            color: var(--primary-dark);
            transform: translateY(-2px);
        }

        .btn-outline-light {
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            border: 1.5px solid rgba(255, 255, 255, 0.6);
            box-shadow: none;
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.2);
            color: #fff;
            transform: translateY(-2px);
        }

        .btn-block {
            width: 100%;
        }

        .nav-toggle {
            display: none;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            border-radius: 10px;
            background: var(--bg);
            border: 1px solid var(--border);
            color: var(--text);
            font-size: 1.1rem;
            transition: var(--transition);
        }

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

        .article-hero {
            padding: 72px 0 64px;
            background: linear-gradient(135deg, rgba(15, 23, 42, 0.9), rgba(30, 64, 175, 0.85)), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            color: #fff;
            position: relative;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.85rem;
            margin-bottom: 24px;
            color: rgba(255, 255, 255, 0.7);
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: rgba(255, 255, 255, 0.8);
            transition: var(--transition);
        }

        .breadcrumb a:hover {
            color: #fff;
        }

        .breadcrumb-sep {
            font-size: 0.7rem;
            opacity: 0.6;
            display: flex;
            align-items: center;
        }

        .breadcrumb > span:last-child {
            color: #fff;
            display: -webkit-box;
            -webkit-line-clamp: 1;
            -webkit-box-orient: vertical;
            overflow: hidden;
            max-width: 400px;
        }

        .article-hero h1 {
            font-size: clamp(1.8rem, 4vw, 2.8rem);
            line-height: 1.25;
            font-weight: 800;
            letter-spacing: -0.02em;
            max-width: 800px;
            margin-bottom: 20px;
            text-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
        }

        .article-hero-meta {
            display: flex;
            align-items: center;
            gap: 18px;
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.9);
            flex-wrap: wrap;
        }

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

        .article-hero-meta .badge {
            background: var(--accent);
            color: #fff;
        }

        .badge {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            font-size: 0.78rem;
            font-weight: 600;
            border-radius: 999px;
            background: var(--primary);
            color: #fff;
        }

        .article-layout {
            padding: 64px 0;
        }

        .article-grid {
            display: grid;
            grid-template-columns: minmax(0, 1fr) 360px;
            gap: 48px;
            align-items: start;
        }

        .article-grid.single {
            grid-template-columns: minmax(0, 700px);
            justify-content: center;
        }

        .article-content {
            background: var(--surface);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow);
            padding: 48px;
            border: 1px solid rgba(226, 232, 240, 0.6);
        }

        .article-meta {
            display: flex;
            align-items: center;
            gap: 20px;
            padding-bottom: 24px;
            margin-bottom: 32px;
            border-bottom: 1px solid var(--border);
            flex-wrap: wrap;
            font-size: 0.88rem;
            color: var(--text-light);
        }

        .meta-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .meta-item i {
            color: var(--primary);
        }

        .article-body {
            font-size: 1.0625rem;
            line-height: 1.9;
            color: #334155;
            word-break: break-word;
        }

        .article-body p {
            margin-bottom: 20px;
        }

        .article-body h2 {
            font-size: 1.6rem;
            color: var(--text);
            margin: 40px 0 16px;
            padding-top: 8px;
            border-bottom: 2px solid var(--border);
            padding-bottom: 10px;
            letter-spacing: -0.01em;
        }

        .article-body h3 {
            font-size: 1.25rem;
            color: var(--text);
            margin: 32px 0 12px;
        }

        .article-body h4 {
            font-size: 1.05rem;
            color: var(--text);
            margin: 24px 0 8px;
        }

        .article-body ul,
        .article-body ol {
            margin: 0 0 24px;
            padding-left: 24px;
        }

        .article-body ul {
            list-style: disc;
        }

        .article-body ol {
            list-style: decimal;
        }

        .article-body li {
            margin-bottom: 8px;
        }

        .article-body blockquote {
            border-left: 4px solid var(--primary);
            background: var(--primary-lighter);
            padding: 20px 24px;
            border-radius: 0 var(--radius) var(--radius) 0;
            margin: 28px 0;
            color: var(--text);
            font-size: 1.05rem;
            line-height: 1.8;
        }

        .article-body blockquote p:last-child {
            margin-bottom: 0;
        }

        .article-body img {
            max-width: 100%;
            border-radius: var(--radius);
            margin: 28px 0;
            box-shadow: var(--shadow);
        }

        .article-body a {
            color: var(--primary);
            text-decoration: underline;
            text-underline-offset: 4px;
        }

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

        .article-body table {
            width: 100%;
            border-collapse: collapse;
            margin: 28px 0;
            font-size: 0.92rem;
        }

        .article-body table th,
        .article-body table td {
            padding: 12px 16px;
            border: 1px solid var(--border);
            text-align: left;
        }

        .article-body table th {
            background: var(--primary-lighter);
            font-weight: 600;
        }

        .article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            padding-top: 28px;
            margin-top: 40px;
            border-top: 1px solid var(--border);
        }

        .article-tags .tag {
            background: var(--bg);
            border: 1px solid var(--border);
            color: var(--text-light);
            padding: 6px 14px;
            border-radius: 999px;
            font-size: 0.82rem;
            font-weight: 500;
            transition: var(--transition);
        }

        .article-tags .tag:hover {
            background: var(--primary-light);
            color: var(--primary-dark);
            border-color: var(--primary);
        }

        .article-share {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-top: 28px;
            padding-top: 24px;
            border-top: 1px dashed var(--border);
        }

        .article-share > span {
            font-size: 0.88rem;
            color: var(--text-light);
            font-weight: 500;
        }

        .share-links {
            display: flex;
            gap: 10px;
        }

        .share-links a {
            width: 36px;
            height: 36px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: var(--bg);
            color: var(--text-light);
            font-size: 0.9rem;
            border: 1px solid var(--border);
            transition: var(--transition);
        }

        .share-links a:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(37, 99, 235, 0.3);
        }

        .article-sidebar {
            display: flex;
            flex-direction: column;
            gap: 24px;
            position: sticky;
            top: 96px;
        }

        .side-card {
            background: var(--surface);
            border-radius: var(--radius);
            padding: 28px;
            border: 1px solid rgba(226, 232, 240, 0.6);
            box-shadow: var(--shadow);
        }

        .side-title {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 8px;
            color: var(--text);
        }

        .side-title::before {
            content: "";
            width: 4px;
            height: 18px;
            background: var(--primary);
            border-radius: 2px;
        }

        .side-list li {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 10px 0;
            border-bottom: 1px solid var(--border);
            font-size: 0.88rem;
        }

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

        .side-list span {
            color: var(--text-light);
        }

        .side-list em {
            font-style: normal;
            font-weight: 600;
            color: var(--text);
            text-align: right;
        }

        .side-card p {
            font-size: 0.9rem;
            color: var(--text-light);
            margin-bottom: 16px;
            line-height: 1.7;
        }

        .side-cover {
            padding: 0;
            overflow: hidden;
            border: none;
        }

        .side-cover img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            transition: var(--transition);
        }

        .side-cover img:hover {
            transform: scale(1.03);
        }

        .not-found-card {
            text-align: center;
            padding: 80px 48px;
        }

        .not-found-icon {
            width: 80px;
            height: 80px;
            margin: 0 auto 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2rem;
            background: var(--primary-lighter);
            color: var(--primary);
            border-radius: 50%;
        }

        .not-found-card h2 {
            font-size: 1.6rem;
            margin-bottom: 12px;
        }

        .not-found-card p {
            color: var(--text-light);
            margin-bottom: 32px;
            font-size: 1rem;
        }

        .related-section {
            background: var(--surface);
            padding: var(--space) 0;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

        .section-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            margin-bottom: 40px;
            gap: 20px;
            flex-wrap: wrap;
        }

        .section-title {
            font-size: clamp(1.5rem, 2.5vw, 2rem);
            font-weight: 800;
            letter-spacing: -0.02em;
        }

        .section-subtitle {
            color: var(--text-light);
            font-size: 0.95rem;
            margin-top: 8px;
        }

        .text-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--primary);
            font-weight: 600;
            font-size: 0.9rem;
            white-space: nowrap;
        }

        .text-link i {
            transition: transform 0.3s ease;
        }

        .text-link:hover {
            color: var(--primary-dark);
        }

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

        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 32px;
        }

        .news-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            overflow: hidden;
            transition: var(--transition);
            box-shadow: var(--shadow);
        }

        .news-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(37, 99, 235, 0.3);
        }

        .news-card-cover {
            position: relative;
            height: 180px;
            overflow: hidden;
        }

        .news-card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .news-card:hover .news-card-cover img {
            transform: scale(1.05);
        }

        .news-card-cover .badge {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(37, 99, 235, 0.92);
            backdrop-filter: blur(4px);
        }

        .news-card-body {
            padding: 24px;
        }

        .news-card-body h3 {
            font-size: 1.05rem;
            font-weight: 700;
            line-height: 1.5;
            margin-bottom: 10px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-card-body p {
            font-size: 0.88rem;
            color: var(--text-light);
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 16px;
        }

        .news-card-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 0.82rem;
            color: var(--text-lighter);
        }

        .news-card-meta i {
            color: var(--primary);
            transition: transform 0.3s ease;
        }

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

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

        .cta-box {
            border-radius: var(--radius-lg);
            padding: 64px;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            text-align: center;
        }

        .cta-content {
            position: relative;
            z-index: 2;
            max-width: 640px;
            margin: 0 auto;
            color: #fff;
        }

        .cta-content h2 {
            font-size: clamp(1.5rem, 3vw, 2.2rem);
            font-weight: 800;
            margin-bottom: 16px;
            letter-spacing: -0.02em;
        }

        .cta-content p {
            font-size: 1rem;
            line-height: 1.8;
            margin-bottom: 32px;
            color: rgba(255, 255, 255, 0.9);
        }

        .cta-actions {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .site-footer {
            background: #0f172a;
            color: rgba(255, 255, 255, 0.8);
            padding: 64px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 0.8fr 0.8fr 1.2fr;
            gap: 48px;
            padding-bottom: 48px;
        }

        .footer-brand .logo {
            color: #fff;
            margin-bottom: 16px;
        }

        .footer-brand p {
            font-size: 0.88rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 16px;
        }

        .footer-social {
            display: flex;
            gap: 12px;
            margin-top: 20px;
        }

        .footer-social a {
            width: 36px;
            height: 36px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: rgba(255, 255, 255, 0.08);
            border-radius: 10px;
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.9rem;
            transition: var(--transition);
        }

        .footer-social a:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-3px);
        }

        .footer-title {
            font-size: 0.95rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 20px;
            letter-spacing: 0.02em;
        }

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

        .footer-links a {
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.6);
            transition: var(--transition);
        }

        .footer-links a:hover {
            color: var(--primary);
            padding-left: 4px;
        }

        .footer-newsletter p {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 16px;
            line-height: 1.7;
        }

        .footer-newsletter form {
            display: flex;
            gap: 8px;
        }

        .footer-newsletter input {
            flex: 1;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: 999px;
            padding: 10px 18px;
            color: #fff;
            font-size: 0.85rem;
            transition: var(--transition);
        }

        .footer-newsletter input::placeholder {
            color: rgba(255, 255, 255, 0.4);
        }

        .footer-newsletter input:focus {
            border-color: var(--primary);
            background: rgba(255, 255, 255, 0.12);
        }

        .footer-newsletter .btn {
            padding: 10px 18px;
            flex-shrink: 0;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 20px 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.5);
            flex-wrap: wrap;
            gap: 8px;
        }

        @media (max-width: 1024px) {
            .nav-links {
                gap: 20px;
            }

            .search-box {
                width: 170px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }

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

            .article-sidebar {
                position: static;
                flex-direction: row;
                flex-wrap: wrap;
            }

            .side-card {
                flex: 1;
                min-width: 240px;
            }

            .side-cover {
                flex: 0 0 100%;
            }
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 20px;
            }

            .nav-links {
                position: fixed;
                top: 72px;
                left: 0;
                right: 0;
                background: var(--surface);
                flex-direction: column;
                align-items: flex-start;
                padding: 24px 28px;
                gap: 8px;
                box-shadow: 0 16px 32px rgba(15, 23, 42, 0.08);
                transform: translateY(-120%);
                transition: transform 0.35s ease;
                visibility: hidden;
                z-index: 99;
                border-bottom: 1px solid var(--border);
            }

            .nav-links.open {
                transform: translateY(0);
                visibility: visible;
            }

            .nav-links a {
                width: 100%;
                padding: 12px 0;
                font-size: 1rem;
            }

            .nav-links a::after {
                display: none;
            }

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

            .search-box {
                display: none;
            }

            .nav-cta span {
                display: none;
            }

            .nav-cta {
                width: 40px;
                height: 40px;
                padding: 0;
                border-radius: 10px;
            }

            .article-hero {
                padding: 56px 0 48px;
            }

            .article-content {
                padding: 28px;
            }

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

            .cta-box {
                padding: 48px 28px;
            }

            .footer-newsletter form {
                flex-direction: column;
            }

            .footer-newsletter .btn {
                width: 100%;
                border-radius: 999px;
            }
        }

        @media (max-width: 520px) {
            .article-hero h1 {
                font-size: 1.55rem;
            }

            .article-hero-meta {
                font-size: 0.82rem;
                gap: 12px;
            }

            .article-content {
                padding: 20px;
                border-radius: 14px;
            }

            .article-body {
                font-size: 1rem;
            }

            .article-body h2 {
                font-size: 1.35rem;
            }

            .article-share {
                flex-direction: column;
                gap: 16px;
                align-items: flex-start;
            }

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

            .cta-box {
                padding: 36px 20px;
                border-radius: 14px;
            }

            .cta-actions {
                flex-direction: column;
            }

            .cta-actions .btn {
                width: 100%;
            }

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

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

        :focus-visible {
            outline: 3px solid rgba(37, 99, 235, 0.4);
            outline-offset: 2px;
        }

/* roulang page: category1 */
:root {
            --primary: #0A7E5A;
            --primary-dark: #086247;
            --primary-light: #E6F4EE;
            --accent: #F59E0B;
            --accent-light: #FFF4E0;
            --bg: #F7FAF8;
            --bg-alt: #EFF5F1;
            --white: #FFFFFF;
            --dark: #132C24;
            --text: #1E332C;
            --muted: #61786E;
            --border: #DFE8E3;
            --radius: 16px;
            --radius-lg: 24px;
            --radius-sm: 10px;
            --shadow: 0 2px 12px rgba(19, 44, 36, .07);
            --shadow-lg: 0 16px 48px rgba(19, 44, 36, .12);
            --transition: .3s ease;
            --container: 1200px;
        }

        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            font-size: 16px;
            line-height: 1.75;
            color: var(--text);
            background: var(--bg);
        }
        img { max-width: 100%; display: block; }
        a { color: inherit; text-decoration: none; transition: color var(--transition), background var(--transition), box-shadow var(--transition), transform var(--transition); }
        button { font-family: inherit; cursor: pointer; border: none; background: none; }
        input, textarea { font-family: inherit; font-size: 14px; }
        ul { list-style: none; }
        h1, h2, h3, h4 { line-height: 1.3; font-weight: 700; color: var(--dark); }
        :focus-visible { outline: 3px solid rgba(245, 158, 11, .5); outline-offset: 2px; border-radius: 4px; }

        .container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 24px; }
        .section { padding: 88px 0; }
        .section-light { background: var(--white); }
        .section-tint { background: var(--bg); }

        .section-head { max-width: 720px; margin-bottom: 48px; }
        .section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 1px;
            padding: 6px 16px;
            border-radius: 999px;
            margin-bottom: 16px;
        }
        .section-tag i { font-size: 14px; }
        .section-head h2 { font-size: 34px; letter-spacing: -1px; }
        .section-head p { color: var(--muted); margin-top: 12px; font-size: 16px; }

        /* ===== Header / Nav ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, .92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 1px 8px rgba(19, 44, 36, .04);
        }
        .navbar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 74px;
            gap: 24px;
        }
        .logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 900;
            letter-spacing: -0.5px;
            color: var(--dark);
            flex-shrink: 0;
        }
        .logo-icon {
            width: 38px;
            height: 38px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--primary);
            color: #fff;
            border-radius: 12px;
            font-size: 17px;
            box-shadow: 0 6px 16px rgba(10, 126, 90, .28);
            transition: transform var(--transition), background var(--transition);
        }
        .logo:hover .logo-icon { transform: rotate(-8deg) scale(1.04); background: var(--primary-dark); }
        .nav-links { display: flex; align-items: center; gap: 8px; }
        .nav-links a {
            display: inline-flex;
            align-items: center;
            padding: 10px 18px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 600;
            color: var(--muted);
        }
        .nav-links a:hover { color: var(--primary); background: var(--primary-light); }
        .nav-links a.active { color: var(--primary); background: var(--primary-light); box-shadow: inset 0 0 0 1px rgba(10, 126, 90, .12); }
        .nav-right { display: flex; align-items: center; gap: 14px; margin-left: auto; }
        .search-box {
            display: flex;
            align-items: center;
            gap: 8px;
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: 999px;
            padding: 8px 16px;
            width: 220px;
            color: var(--muted);
            transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
        }
        .search-box:focus-within { border-color: var(--primary); background: var(--white); box-shadow: 0 0 0 4px rgba(10, 126, 90, .1); }
        .search-box input { border: none; outline: none; background: transparent; width: 100%; color: var(--text); }
        .search-box input::placeholder { color: #9AB0A6; }
        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--primary);
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            padding: 10px 20px;
            border-radius: 999px;
            box-shadow: 0 6px 16px rgba(10, 126, 90, .24);
        }
        .nav-cta:hover { background: var(--primary-dark); transform: translateY(-1px); box-shadow: 0 10px 22px rgba(10, 126, 90, .3); color: #fff; }
        .nav-toggle {
            display: none;
            width: 42px;
            height: 42px;
            align-items: center;
            justify-content: center;
            border-radius: 10px;
            border: 1px solid var(--border);
            background: var(--white);
            font-size: 18px;
            color: var(--text);
        }
        .nav-toggle:hover { border-color: var(--primary); color: var(--primary); }

        /* ===== Category Hero ===== */
        .category-hero {
            position: relative;
            padding: 100px 0 90px;
            background: linear-gradient(100deg, rgba(8, 61, 45, .92) 0%, rgba(10, 126, 90, .72) 45%, rgba(10, 126, 90, .28) 100%), url('/assets/images/backpic/back-1.png') center / cover no-repeat;
            color: #fff;
        }
        .category-breadcrumb { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; font-size: 13px; color: rgba(255, 255, 255, .78); margin-bottom: 28px; }
        .category-breadcrumb a { color: rgba(255, 255, 255, .9); }
        .category-breadcrumb a:hover { color: var(--accent); }
        .category-breadcrumb i { font-size: 11px; color: rgba(255, 255, 255, .55); }
        .category-hero-content { max-width: 720px; }
        .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, .16);
            border: 1px solid rgba(255, 255, 255, .24);
            backdrop-filter: blur(10px);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 1.5px;
            padding: 6px 18px;
            border-radius: 999px;
            margin-bottom: 20px;
        }
        .category-hero h1 { font-size: 44px; color: #fff; letter-spacing: -1.5px; margin-bottom: 18px; }
        .category-hero p { font-size: 17px; color: rgba(255, 255, 255, .88); max-width: 620px; margin-bottom: 32px; }
        .hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }

        /* ===== Buttons ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 13px 26px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 600;
            transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition);
        }
        .btn i { font-size: 14px; }
        .btn-primary { background: var(--primary); color: #fff; box-shadow: 0 8px 22px rgba(10, 126, 90, .28); }
        .btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 14px 32px rgba(10, 126, 90, .35); color: #fff; }
        .btn-outline { background: transparent; color: #fff; border: 1.5px solid rgba(255, 255, 255, .55); backdrop-filter: blur(4px); }
        .btn-outline:hover { border-color: #fff; background: rgba(255, 255, 255, .12); color: #fff; transform: translateY(-2px); }
        .btn-white { background: #fff; color: var(--primary-dark); box-shadow: 0 8px 24px rgba(0, 0, 0, .16); }
        .btn-white:hover { background: var(--primary-light); transform: translateY(-2px); box-shadow: 0 14px 32px rgba(0, 0, 0, .2); color: var(--primary-dark); }
        .btn-ghost { background: rgba(255, 255, 255, .14); color: #fff; border: 1.5px solid rgba(255, 255, 255, .4); backdrop-filter: blur(4px); }
        .btn-ghost:hover { background: rgba(255, 255, 255, .24); color: #fff; }

        .text-link { display: inline-flex; align-items: center; gap: 6px; font-size: 14px; font-weight: 600; color: var(--primary); }
        .text-link i { font-size: 12px; transition: transform var(--transition); }
        .text-link:hover i { transform: translateX(4px); }
        .text-link:hover { color: var(--primary-dark); }

        /* ===== Catalog Cards ===== */
        .catalog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
        .catalog-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .catalog-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
        .catalog-thumb { position: relative; height: 220px; overflow: hidden; background: var(--bg-alt); }
        .catalog-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
        .catalog-card:hover .catalog-thumb img { transform: scale(1.06); }
        .thumb-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(255, 255, 255, .92);
            color: var(--primary-dark);
            font-size: 12px;
            font-weight: 700;
            padding: 5px 14px;
            border-radius: 999px;
            box-shadow: 0 4px 12px rgba(0, 0, 0, .12);
        }
        .catalog-body { padding: 26px 24px 28px; }
        .catalog-body h3 { font-size: 20px; margin-bottom: 10px; }
        .catalog-body p { color: var(--muted); font-size: 14px; margin-bottom: 18px; }

        /* ===== Guides List ===== */
        .guides-list { display: grid; grid-template-columns: 1fr; gap: 28px; max-width: 960px; margin: 0 auto; }
        .guide-item {
            display: flex;
            align-items: stretch;
            gap: 26px;
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 18px;
            box-shadow: var(--shadow);
            transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
        }
        .guide-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: rgba(10, 126, 90, .3); }
        .guide-thumb { flex-shrink: 0; width: 280px; height: 190px; border-radius: var(--radius); overflow: hidden; background: var(--bg-alt); }
        .guide-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--transition); }
        .guide-item:hover .guide-thumb img { transform: scale(1.05); }
        .guide-content { display: flex; flex-direction: column; justify-content: center; padding: 6px 6px 6px 0; }
        .guide-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-bottom: 12px; }
        .badge { display: inline-flex; align-items: center; background: var(--accent-light); color: #B45309; font-size: 12px; font-weight: 600; padding: 4px 12px; border-radius: 999px; }
        .badge-green { background: var(--primary-light); color: var(--primary); }
        .meta-date, .meta-read { font-size: 13px; color: #8AA197; display: inline-flex; align-items: center; gap: 5px; }
        .guide-content h3 { font-size: 20px; margin-bottom: 10px; transition: color var(--transition); }
        .guide-item:hover h3 { color: var(--primary); }
        .guide-content > p { color: var(--muted); font-size: 14px; margin-bottom: 18px; }

        /* ===== Stats ===== */
        .stats-section {
            background: linear-gradient(120deg, #0A1F18 0%, #0D2B23 55%, #0B332A 100%);
            padding: 76px 0;
            color: #fff;
        }
        .stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; text-align: center; }
        .stat-card { padding: 20px; }
        .stat-num { font-size: 46px; font-weight: 900; color: var(--accent); letter-spacing: -1px; line-height: 1.2; }
        .stat-label { font-size: 15px; color: rgba(255, 255, 255, .72); margin-top: 8px; }

        /* ===== Process ===== */
        .process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }
        .process-step {
            position: relative;
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 32px 26px;
            box-shadow: var(--shadow);
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .process-step:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
        .step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: 14px;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 17px;
            font-weight: 800;
            margin-bottom: 20px;
        }
        .process-step h3 { font-size: 18px; margin-bottom: 10px; }
        .process-step p { font-size: 14px; color: var(--muted); }

        /* ===== FAQ ===== */
        .faq-list { max-width: 860px; margin: 0 auto; display: grid; gap: 16px; }
        .faq-item {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 0 24px;
            transition: box-shadow var(--transition), border-color var(--transition);
        }
        .faq-item[open] { box-shadow: var(--shadow-lg); border-color: rgba(10, 126, 90, .32); }
        .faq-item summary {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--dark);
            list-style: none;
            padding: 22px 0;
            user-select: none;
        }
        .faq-item summary::-webkit-details-marker { display: none; }
        .faq-item summary i { color: var(--primary); font-size: 16px; transition: transform .35s ease; flex-shrink: 0; }
        .faq-item[open] summary i { transform: rotate(180deg); }
        .faq-item summary:hover { color: var(--primary); }
        .faq-item p { padding: 0 0 22px; color: var(--muted); font-size: 15px; }

        /* ===== CTA ===== */
        .cta-section {
            position: relative;
            padding: 96px 0;
            text-align: center;
            background: linear-gradient(100deg, rgba(6, 52, 39, .88) 0%, rgba(8, 82, 61, .78) 50%, rgba(10, 126, 90, .6) 100%), url('/assets/images/backpic/back-2.png') center / cover no-repeat;
            color: #fff;
        }
        .cta-section h2 { color: #fff; font-size: 36px; letter-spacing: -1px; margin-bottom: 16px; }
        .cta-section p { color: rgba(255, 255, 255, .85); font-size: 17px; max-width: 600px; margin: 0 auto 32px; }
        .cta-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 16px; }

        /* ===== Footer ===== */
        .site-footer { background: #0B2019; color: #9DBCAF; padding: 68px 0 0; }
        .footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.3fr; gap: 48px; padding-bottom: 48px; border-bottom: 1px solid rgba(255, 255, 255, .08); }
        .footer-brand .logo { color: #fff; margin-bottom: 16px; }
        .footer-brand .logo-icon { background: var(--accent); color: #132C24; box-shadow: 0 6px 16px rgba(245, 158, 11, .3); }
        .footer-brand p { font-size: 14px; line-height: 1.9; margin-bottom: 20px; max-width: 340px; }
        .footer-social { display: flex; gap: 10px; }
        .footer-social a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: rgba(255, 255, 255, .08);
            color: #9DBCAF;
            font-size: 15px;
        }
        .footer-social a:hover { background: var(--primary); color: #fff; transform: translateY(-2px); }
        .footer-title { color: #fff; font-size: 16px; margin-bottom: 18px; }
        .footer-links li { margin-bottom: 10px; }
        .footer-links a { font-size: 14px; color: #9DBCAF; display: inline-flex; align-items: center; gap: 6px; }
        .footer-links a::before { content: ''; width: 0; height: 2px; background: var(--accent); transition: width var(--transition); }
        .footer-links a:hover::before { width: 14px; }
        .footer-links a:hover { color: #fff; padding-left: 2px; }
        .footer-newsletter p { font-size: 14px; margin-bottom: 16px; }
        .footer-newsletter form { display: flex; gap: 8px; }
        .footer-newsletter input {
            flex: 1;
            min-width: 0;
            background: rgba(255, 255, 255, .08);
            border: 1px solid rgba(255, 255, 255, .16);
            border-radius: 10px;
            color: #fff;
            padding: 11px 14px;
        }
        .footer-newsletter input::placeholder { color: rgba(255, 255, 255, .4); }
        .footer-newsletter .btn { background: var(--accent); color: #132C24; font-size: 14px; padding: 11px 20px; border-radius: 10px; }
        .footer-newsletter .btn:hover { background: #fff; transform: translateY(-2px); }
        .footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px; padding: 22px 0; font-size: 13px; color: rgba(255, 255, 255, .38); }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .catalog-grid { grid-template-columns: repeat(2, 1fr); }
            .process-grid { grid-template-columns: repeat(2, 1fr); }
            .stats-grid { grid-template-columns: repeat(2, 1fr); }
            .guide-thumb { width: 230px; height: 170px; }
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
            .search-box { width: 170px; }
        }
        @media (max-width: 768px) {
            .section { padding: 64px 0; }
            .navbar { height: 64px; }
            .nav-links {
                display: none;
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                background: var(--white);
                border-bottom: 1px solid var(--border);
                box-shadow: 0 16px 40px rgba(19, 44, 36, .12);
                flex-direction: column;
                align-items: stretch;
                padding: 16px 24px 24px;
                gap: 4px;
            }
            .nav-links.open { display: flex; }
            .nav-links a { border-radius: 10px; }
            .nav-toggle { display: inline-flex; }
            .search-box { display: none; }
            .nav-cta span { display: none; }
            .nav-cta { padding: 10px 14px; }
            .category-hero { padding: 72px 0 64px; }
            .category-hero h1 { font-size: 34px; }
            .category-hero p { font-size: 16px; }
            .guide-item { flex-direction: column; }
            .guide-thumb { width: 100%; height: 200px; }
            .guide-content { padding: 6px; }
            .catalog-grid { gap: 20px; }
            .process-grid { gap: 20px; }
            .faq-list { padding: 0; }
            .text-link { font-size: 13px; }
        }
        @media (max-width: 520px) {
            .container { padding: 0 18px; }
            .catalog-grid { grid-template-columns: 1fr; }
            .process-grid { grid-template-columns: 1fr; }
            .stats-grid { grid-template-columns: 1fr; gap: 16px; }
            .category-hero h1 { font-size: 28px; }
            .hero-actions .btn { width: 100%; justify-content: center; }
            .footer-grid { grid-template-columns: 1fr; gap: 30px; }
            .footer-bottom { flex-direction: column; text-align: center; justify-content: center; }
            .footer-newsletter form { flex-direction: column; }
            .section-head h2 { font-size: 26px; }
            .cta-section h2 { font-size: 28px; }
            .faq-item summary { font-size: 15px; }
            .cta-actions .btn { width: 100%; justify-content: center; }
        }