/* roulang page: index */
:root {
            --primary: #6C5CE7;
            --primary-dark: #4B3FBE;
            --accent: #F0A500;
            --accent-light: #FFD166;
            --ink: #1F2430;
            --ink-soft: #2D3436;
            --bg: #FAF9F7;
            --surface: #FFFFFF;
            --text: #1F2430;
            --text-muted: #6B7280;
            --border: #E8E6E0;
            --positive: #00B894;
            --negative: #E17055;
            --grad-primary: linear-gradient(135deg, #6C5CE7, #B8A9FF);
            --grad-accent: linear-gradient(135deg, #F0A500, #FFD166);
            --grad-hero: linear-gradient(135deg, #1F2430, #4B3FBE);
            --radius-lg: 20px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --shadow-sm: 0 2px 8px rgba(31, 36, 48, 0.06);
            --shadow-md: 0 8px 24px rgba(31, 36, 48, 0.08);
            --shadow-lg: 0 16px 48px rgba(75, 63, 190, 0.14);
            --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --section-padding: 64px;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            font-size: 16px;
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-sans);
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color .25s ease, background .25s ease, box-shadow .25s ease, transform .25s ease, border-color .25s ease;
        }
        a:hover {
            color: var(--primary-dark);
        }
        .container {
            max-width: 1200px;
            padding-left: 24px;
            padding-right: 24px;
        }
        .main-content {
            margin-left: 240px;
            min-height: 100vh;
        }
        section {
            padding: var(--section-padding) 0;
        }
        .section-head {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 32px;
            gap: 16px;
        }
        .section-head h2 {
            font-size: 26px;
            font-weight: 600;
            line-height: 1.3;
            margin: 0;
            padding-left: 16px;
            position: relative;
        }
        .section-head h2::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 4px;
            height: 24px;
            background: var(--grad-primary);
            border-radius: 2px;
        }
        .view-more {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            white-space: nowrap;
        }
        .view-more:hover {
            color: var(--primary-dark);
        }
        .view-more i {
            transition: transform .25s ease;
        }
        .view-more:hover i {
            transform: translateX(4px);
        }
        .app-sidebar {
            position: fixed;
            top: 0;
            left: 0;
            width: 240px;
            height: 100vh;
            background: var(--ink);
            overflow-y: auto;
            z-index: 1040;
            display: flex;
            flex-direction: column;
            padding: 0 0 24px 0;
        }
        .sidebar-logo {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 24px 20px 20px 20px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .logo-icon {
            width: 40px;
            height: 40px;
            border-radius: 12px;
            background: var(--grad-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            flex-shrink: 0;
            letter-spacing: 0.02em;
        }
        .logo-text {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            line-height: 1.2;
            white-space: nowrap;
        }
        .sidebar-nav {
            padding: 20px 12px;
            flex: 1;
        }
        .nav-item {
            display: flex;
            align-items: center;
            gap: 12px;
            width: 100%;
            height: 44px;
            padding: 0 14px;
            color: rgba(255, 255, 255, 0.7);
            font-size: 15px;
            border-radius: 8px;
            margin-bottom: 4px;
            transition: background .25s ease, color .25s ease;
            cursor: pointer;
        }
        .nav-item i {
            width: 20px;
            text-align: center;
            font-size: 16px;
            flex-shrink: 0;
        }
        .nav-item:hover {
            background: rgba(255, 255, 255, 0.06);
            color: #fff;
        }
        .nav-item.active {
            background: rgba(108, 92, 231, 0.28);
            color: #fff;
            font-weight: 600;
            position: relative;
        }
        .nav-item.active::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 3px;
            height: 20px;
            background: var(--accent);
            border-radius: 0 4px 4px 0;
        }
        .sidebar-card {
            margin: 20px 16px;
            padding: 16px;
            background: rgba(255, 255, 255, 0.08);
            border-radius: 12px;
            text-align: center;
        }
        .sidebar-card p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 14px;
            margin-bottom: 8px;
        }
        .sidebar-card a {
            display: inline-block;
            font-size: 13px;
            color: var(--accent-light);
            padding: 6px 14px;
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 8px;
            transition: background .25s ease, color .25s ease;
        }
        .sidebar-card a:hover {
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
        }
        .mobile-topbar {
            display: none;
            position: sticky;
            top: 0;
            height: 56px;
            background: var(--ink);
            z-index: 1050;
            align-items: center;
            justify-content: space-between;
            padding: 0 16px;
        }
        .mobile-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            color: #fff;
            font-size: 17px;
            font-weight: 700;
            text-decoration: none;
        }
        .mobile-logo:hover {
            color: #fff;
        }
        .mobile-menu-btn {
            background: transparent;
            border: none;
            color: #fff;
            font-size: 22px;
            width: 40px;
            height: 40px;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: background .25s ease;
        }
        .mobile-menu-btn:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .offcanvas {
            background: var(--ink);
            color: #fff;
            width: 260px;
            border-right: none;
        }
        .offcanvas-header {
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            padding: 16px 20px;
        }
        .offcanvas-title {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 18px;
            font-weight: 700;
        }
        .offcanvas-body {
            padding: 16px 12px;
        }
        .offcanvas-body .nav-item {
            margin-bottom: 6px;
        }
        .offcanvas .btn-close {
            filter: invert(1) grayscale(100%) brightness(200%);
        }
        .btn {
            font-family: var(--font-sans);
            font-weight: 600;
            border-radius: var(--radius-md);
            padding: 12px 28px;
            font-size: 16px;
            border: none;
            transition: transform .25s ease, box-shadow .25s ease, background .25s ease, color .25s ease, border-color .25s ease;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            justify-content: center;
        }
        .btn-primary-custom {
            background: var(--grad-primary);
            color: #fff;
        }
        .btn-primary-custom:hover {
            color: #fff;
            box-shadow: var(--shadow-md);
            filter: brightness(1.05);
        }
        .btn-primary-custom:active {
            transform: scale(0.98);
        }
        .btn-outline-custom {
            background: transparent;
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.6);
        }
        .btn-outline-custom:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: #fff;
            color: #fff;
        }
        .btn-outline-custom:active {
            transform: scale(0.98);
        }
        .btn-accent {
            background: var(--grad-accent);
            color: var(--ink);
            font-weight: 700;
        }
        .btn-accent:hover {
            color: var(--ink);
            box-shadow: var(--shadow-md);
            filter: brightness(1.05);
        }
        .btn-accent:active {
            transform: scale(0.98);
        }
        .hero-section {
            position: relative;
            background-image: linear-gradient(135deg, rgba(31, 36, 48, 0.65), rgba(75, 63, 190, 0.55)), url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            min-height: 560px;
            display: flex;
            align-items: center;
            padding: 80px 0;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 260px;
            height: 260px;
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 30px;
            transform: rotate(45deg);
            background: rgba(255, 255, 255, 0.02);
        }
        .hero-section::after {
            content: '';
            position: absolute;
            bottom: -80px;
            left: -80px;
            width: 300px;
            height: 300px;
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.01);
        }
        .hero-content {
            position: relative;
            z-index: 2;
        }
        .hero-section h1 {
            font-size: 36px;
            font-weight: 700;
            line-height: 1.25;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 0.01em;
        }
        .hero-section h1 .accent {
            color: var(--accent-light);
        }
        .hero-sub {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.8);
            max-width: 480px;
            margin-bottom: 32px;
            line-height: 1.7;
        }
        .hero-btns {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }
        .data-dashboard {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-lg);
            padding: 28px;
            display: flex;
            flex-direction: column;
            gap: 20px;
            backdrop-filter: blur(4px);
        }
        .data-badge {
            background: rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-md);
            padding: 16px;
            display: flex;
            flex-direction: column;
            gap: 4px;
        }
        .data-badge:first-child {
            background: rgba(255, 255, 255, 0.1);
        }
        .badge-number {
            font-size: 40px;
            font-weight: 800;
            color: #fff;
            line-height: 1;
            font-family: "SF Pro Display", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
        }
        .data-badge:first-child .badge-number {
            font-size: 52px;
            color: var(--accent-light);
        }
        .badge-label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
        }
        .badge-progress {
            height: 4px;
            background: rgba(255, 255, 255, 0.15);
            border-radius: 2px;
            margin-top: 8px;
            overflow: hidden;
        }
        .badge-progress span {
            display: block;
            height: 100%;
            background: var(--grad-accent);
            border-radius: 2px;
        }
        .service-section {
            background: var(--surface);
        }
        .service-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .service-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            position: relative;
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
        }
        .service-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 0;
            height: 4px;
            background: var(--grad-primary);
            transition: width .25s ease;
        }
        .service-card:hover::before {
            width: 100%;
        }
        .service-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: rgba(108, 92, 231, 0.25);
        }
        .service-num {
            font-size: 12px;
            font-weight: 700;
            color: var(--text-muted);
            letter-spacing: 0.06em;
            display: block;
            margin-bottom: 16px;
        }
        .service-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            background: var(--grad-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 20px;
            margin-bottom: 20px;
        }
        .service-card h3 {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 12px;
        }
        .service-card p {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 16px;
            line-height: 1.6;
        }
        .service-link {
            font-size: 14px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .service-link i {
            transition: transform .25s ease;
        }
        .service-link:hover i {
            transform: translateX(4px);
        }
        .steps-section {
            background: var(--bg);
        }
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            position: relative;
        }
        .steps-grid::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 16%;
            right: 16%;
            height: 3px;
            background: var(--border);
            border-radius: 2px;
            transform: translateY(-50%);
            background-image: linear-gradient(90deg, var(--primary) 0 100%, transparent 100%);
            background-size: 0 100%;
            background-repeat: no-repeat;
        }
        .step-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 32px 24px;
            text-align: center;
            position: relative;
            z-index: 2;
            box-shadow: var(--shadow-sm);
            transition: transform .25s ease, box-shadow .25s ease;
        }
        .step-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .step-num {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--grad-primary);
            color: #fff;
            font-size: 22px;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px auto;
            box-shadow: var(--shadow-sm);
        }
        .step-card h3 {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 8px;
        }
        .step-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
            margin: 0;
        }
        .compare-section {
            background: var(--surface);
        }
        .compare-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .compare-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 32px;
            box-shadow: var(--shadow-sm);
            transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
        }
        .compare-card.traditional {
            background: #F7F6F4;
            border-color: transparent;
        }
        .compare-card.recommended {
            border: 2px solid transparent;
            background-image: linear-gradient(135deg, #fff, #fff), var(--grad-primary);
            background-origin: border-box;
            background-clip: padding-box, border-box;
        }
        .compare-card.recommended:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .compare-header {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 24px;
        }
        .compare-header i {
            font-size: 28px;
        }
        .compare-card.traditional .compare-header i {
            color: var(--negative);
        }
        .compare-card.recommended .compare-header i {
            color: var(--positive);
        }
        .compare-header h3 {
            font-size: 20px;
            font-weight: 600;
            margin: 0;
        }
        .compare-card ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .compare-card ul li {
            font-size: 15px;
            color: var(--text);
            padding: 10px 0;
            display: flex;
            align-items: flex-start;
            gap: 10px;
            border-bottom: 1px solid rgba(0, 0, 0, 0.04);
        }
        .compare-card ul li:last-child {
            border-bottom: none;
        }
        .compare-card.traditional ul li i {
            color: var(--negative);
            margin-top: 4px;
        }
        .compare-card.recommended ul li i {
            color: var(--positive);
            margin-top: 4px;
        }
        .compare-card ul li span {
            flex: 1;
        }
        .news-section {
            background: var(--bg);
        }
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .news-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: transform .25s ease, box-shadow .25s ease;
            display: flex;
            flex-direction: column;
        }
        .news-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .news-cover {
            position: relative;
            width: 100%;
            aspect-ratio: 16/9;
            overflow: hidden;
            background: var(--grad-primary);
            border-radius: var(--radius-lg) var(--radius-lg) 0 0;
        }
        .news-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .3s ease;
        }
        .news-card:hover .news-cover img {
            transform: scale(1.04);
        }
        .news-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--grad-primary);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: var(--radius-sm);
            z-index: 2;
        }
        .news-body {
            padding: 20px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .news-body h3 {
            font-size: 18px;
            font-weight: 600;
            line-height: 1.4;
            margin-bottom: 10px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-body h3 a {
            color: var(--text);
        }
        .news-body h3 a:hover {
            color: var(--primary);
        }
        .news-body p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            flex: 1;
            margin-bottom: 16px;
        }
        .news-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: var(--text-muted);
            border-top: 1px solid var(--border);
            padding-top: 12px;
        }
        .news-meta a {
            font-size: 14px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .news-meta a i {
            transition: transform .25s ease;
            font-size: 12px;
        }
        .news-meta a:hover i {
            transform: translateX(3px);
        }
        .news-empty {
            grid-column: 1 / -1;
            text-align: center;
            padding: 60px 20px;
            color: var(--text-muted);
            background: var(--surface);
            border: 1px dashed var(--border);
            border-radius: var(--radius-lg);
        }
        .news-empty i {
            font-size: 48px;
            color: #D8D6D2;
            display: block;
            margin-bottom: 12px;
        }
        .news-empty p {
            font-size: 15px;
            margin: 0;
        }
        .faq-section {
            background: var(--surface);
        }
        .faq-wrap {
            max-width: 860px;
            margin: 0 auto;
        }
        .faq-accordion {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
        }
        .faq-accordion .accordion-item {
            background: transparent;
            border: none;
            border-bottom: 1px solid var(--border);
        }
        .faq-accordion .accordion-item:last-child {
            border-bottom: none;
        }
        .faq-accordion .accordion-header {
            background: transparent;
            border: none;
        }
        .faq-accordion .accordion-button {
            background: transparent;
            box-shadow: none;
            font-size: 16px;
            color: var(--text);
            padding: 18px 24px;
            display: flex;
            align-items: center;
            gap: 14px;
            border: none;
            position: relative;
            transition: color .25s ease;
        }
        .faq-accordion .accordion-button:focus {
            box-shadow: none;
            outline: none;
        }
        .faq-accordion .accordion-button:not(.collapsed) {
            background: rgba(108, 92, 231, 0.04);
            color: var(--primary);
            font-weight: 600;
        }
        .faq-accordion .accordion-button::after {
            content: '\f068';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            background: none;
            width: auto;
            height: auto;
            font-size: 14px;
            color: var(--primary);
            transition: transform .25s ease;
            margin-left: auto;
        }
        .faq-accordion .accordion-button.collapsed::after {
            content: '\f067';
        }
        .faq-num {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            background: var(--grad-primary);
            color: #fff;
            font-size: 12px;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: var(--radius-sm);
        }
        .faq-question {
            flex: 1;
        }
        .faq-accordion .accordion-body {
            background: rgba(108, 92, 231, 0.02);
            padding: 8px 24px 20px 60px;
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.7;
        }
        .contact-section {
            background: var(--bg);
        }
        .contact-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
        }
        .contact-info {
            background: var(--grad-primary);
            padding: 40px 36px;
            color: #fff;
            display: flex;
            flex-direction: column;
            justify-content: center;
            position: relative;
            overflow: hidden;
        }
        .contact-info::after {
            content: '';
            position: absolute;
            bottom: -40px;
            right: -40px;
            width: 140px;
            height: 140px;
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 20px;
            transform: rotate(45deg);
        }
        .contact-info h2 {
            font-size: 26px;
            font-weight: 600;
            margin-bottom: 16px;
            position: relative;
            z-index: 1;
        }
        .contact-info p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 24px;
            position: relative;
            z-index: 1;
        }
        .contact-info ul {
            list-style: none;
            padding: 0;
            margin: 0;
            position: relative;
            z-index: 1;
        }
        .contact-info ul li {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 10px 0;
            font-size: 15px;
            color: rgba(255, 255, 255, 0.9);
        }
        .contact-info ul li i {
            width: 20px;
            text-align: center;
            color: var(--accent-light);
        }
        .contact-form {
            padding: 40px 36px;
        }
        .contact-form .form-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 6px;
        }
        .contact-form .form-control {
            height: 44px;
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            font-size: 14px;
            padding: 0 14px;
            transition: border-color .25s ease, box-shadow .25s ease;
        }
        .contact-form .form-control:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 0.25rem rgba(108, 92, 231, 0.15);
            outline: none;
        }
        .contact-form textarea.form-control {
            height: auto;
            padding: 12px 14px;
            resize: vertical;
        }
        .contact-form .form-group {
            margin-bottom: 20px;
        }
        .contact-form .btn-submit {
            width: 100%;
            height: 48px;
            background: var(--grad-accent);
            color: var(--ink);
            font-weight: 700;
            border: none;
            border-radius: var(--radius-md);
            font-size: 16px;
            transition: transform .25s ease, box-shadow .25s ease, filter .25s ease;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }
        .contact-form .btn-submit:hover {
            filter: brightness(1.05);
            box-shadow: var(--shadow-md);
        }
        .contact-form .btn-submit:active {
            transform: scale(0.98);
        }
        .contact-form .privacy-note {
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 12px;
            text-align: center;
        }
        .site-footer {
            background: var(--ink);
            color: rgba(255, 255, 255, 0.65);
            padding: 64px 0 32px 0;
            margin-left: 240px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 40px;
            margin-bottom: 48px;
        }
        .footer-brand .logo-text {
            font-size: 24px;
        }
        .footer-brand p {
            font-size: 14px;
            margin-top: 16px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.55);
        }
        .footer-social {
            display: flex;
            gap: 8px;
            margin-top: 20px;
        }
        .footer-social a {
            width: 36px;
            height: 36px;
            border-radius: var(--radius-sm);
            background: rgba(255, 255, 255, 0.06);
            color: rgba(255, 255, 255, 0.7);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            transition: background .25s ease, color .25s ease;
        }
        .footer-social a:hover {
            background: var(--grad-primary);
            color: #fff;
        }
        .footer-title {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.55);
            font-size: 14px;
            transition: color .25s ease;
        }
        .footer-links a:hover {
            color: #fff;
        }
        .footer-contact-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-contact-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            margin-bottom: 12px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.55);
        }
        .footer-contact-list li i {
            margin-top: 4px;
            color: var(--accent-light);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 24px;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }
        @media (max-width: 991.98px) {
            .app-sidebar {
                display: none;
            }
            .mobile-topbar {
                display: flex;
            }
            .main-content {
                margin-left: 0;
            }
            .site-footer {
                margin-left: 0;
            }
            .hero-section {
                min-height: auto;
                padding: 56px 0;
            }
            .hero-section h1 {
                font-size: 32px;
            }
            .data-dashboard {
                margin-top: 32px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 767.98px) {
            :root {
                --section-padding: 40px;
            }
            .service-grid {
                grid-template-columns: 1fr;
            }
            .steps-grid {
                grid-template-columns: 1fr;
            }
            .steps-grid::before {
                display: none;
            }
            .compare-grid {
                grid-template-columns: 1fr;
            }
            .news-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .contact-card .row {
                flex-direction: column-reverse;
            }
            .contact-form {
                padding: 24px 20px;
            }
            .contact-info {
                padding: 28px 24px;
            }
            .hero-section h1 {
                font-size: 28px;
            }
            .hero-sub {
                font-size: 15px;
            }
            .section-head {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }
            .section-head h2 {
                font-size: 22px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .hero-btns {
                flex-direction: column;
                width: 100%;
            }
            .hero-btns .btn {
                width: 100%;
            }
            .news-meta {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
            }
            .compare-card {
                padding: 24px 20px;
            }
            .contact-form .btn-submit {
                font-size: 15px;
            }
        }
        .back-to-top {
            position: fixed;
            bottom: 24px;
            right: 24px;
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: var(--grad-primary);
            color: #fff;
            border: none;
            font-size: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: var(--shadow-md);
            opacity: 0;
            visibility: hidden;
            transition: opacity .3s ease, visibility .3s ease, transform .3s ease;
            cursor: pointer;
            z-index: 999;
        }
        .back-to-top.show {
            opacity: 1;
            visibility: visible;
        }
        .back-to-top:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-lg);
        }

/* roulang page: category1 */
:root {
            --primary: #6C5CE7;
            --primary-dark: #4B3FBE;
            --accent: #F0A500;
            --accent-light: #FFD166;
            --ink: #1F2430;
            --ink-soft: #2D3436;
            --bg: #FAF9F7;
            --surface: #FFFFFF;
            --text: #1F2430;
            --text-muted: #6B7280;
            --border: #E8E6E0;
            --positive: #00B894;
            --negative: #E17055;
            --grad-primary: linear-gradient(135deg, #6C5CE7 0%, #B8A9FF 100%);
            --grad-accent: linear-gradient(135deg, #F0A500 0%, #FFD166 100%);
            --grad-hero: linear-gradient(135deg, #1F2430 0%, #4B3FBE 100%);
            --radius-lg: 20px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --shadow-sm: 0 2px 8px rgba(31, 36, 48, 0.06);
            --shadow-md: 0 8px 24px rgba(31, 36, 48, 0.08);
            --shadow-lg: 0 16px 48px rgba(75, 63, 190, 0.14);
            --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --sidebar-width: 240px;
            --section-padding: 64px;
        }

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

        html {
            scroll-behavior: smooth;
            scroll-padding-top: 80px;
        }

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: var(--primary);
            transition: color 0.25s ease;
        }

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

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

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

        button:focus,
        input:focus,
        select:focus,
        textarea:focus {
            outline: none;
        }

        .container {
            max-width: 1200px;
            padding-left: 24px;
            padding-right: 24px;
        }

        .section-padding {
            padding-top: var(--section-padding);
            padding-bottom: var(--section-padding);
        }

        .section-title {
            font-size: 26px;
            font-weight: 600;
            line-height: 1.3;
            margin-bottom: 32px;
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .section-title::before {
            content: "";
            width: 4px;
            height: 20px;
            background: var(--grad-primary);
            border-radius: 4px;
            flex-shrink: 0;
        }

        .section-subtitle {
            font-size: 14px;
            color: var(--text-muted);
            margin-top: -24px;
            margin-bottom: 32px;
        }

        .text-primary-custom {
            color: var(--primary) !important;
        }

        .text-accent {
            color: var(--accent) !important;
        }

        .bg-surface {
            background: var(--surface);
        }

        .bg-soft {
            background: var(--bg);
        }

        .app-layout {
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        .main-wrapper {
            margin-left: var(--sidebar-width);
            flex: 1;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }

        .main-content {
            flex: 1;
            width: 100%;
        }

        .sidebar-nav-wrapper {
            position: fixed;
            top: 0;
            left: 0;
            width: var(--sidebar-width);
            height: 100vh;
            background: var(--ink);
            z-index: 1045;
            display: flex;
            flex-direction: column;
            padding: 24px 12px 16px;
            overflow-y: auto;
            transition: transform 0.3s ease;
        }

        .sidebar-logo {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 0 12px 24px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            margin-bottom: 16px;
        }

        .logo-icon {
            width: 40px;
            height: 40px;
            min-width: 40px;
            background: var(--grad-primary);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            letter-spacing: -0.5px;
        }

        .logo-text {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            white-space: nowrap;
            letter-spacing: 0.5px;
        }

        .sidebar-nav {
            display: flex;
            flex-direction: column;
            gap: 4px;
            flex: 1;
        }

        .nav-item {
            display: flex;
            align-items: center;
            gap: 12px;
            width: 100%;
            height: 44px;
            padding: 0 12px;
            border-radius: 8px;
            color: rgba(255, 255, 255, 0.7);
            font-size: 15px;
            transition: background 0.25s ease, color 0.25s ease;
            align-items: center;
        }

        .nav-item i {
            width: 20px;
            text-align: center;
            font-size: 16px;
        }

        .nav-item:hover {
            background: rgba(255, 255, 255, 0.06);
            color: #ffffff;
        }

        .nav-item.active {
            background: rgba(108, 92, 231, 0.28);
            color: #ffffff;
            border-left: 3px solid var(--accent);
            font-weight: 600;
            padding-left: 9px;
        }

        .sidebar-contact-card {
            margin-top: 16px;
            background: rgba(255, 255, 255, 0.08);
            border-radius: 12px;
            padding: 16px 12px;
            text-align: center;
        }

        .sidebar-contact-card .contact-value {
            font-size: 15px;
            color: #fff;
            font-weight: 600;
            margin-bottom: 4px;
        }

        .sidebar-contact-card .contact-label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
        }

        .top-bar {
            display: none;
            height: 56px;
            background: var(--ink);
            align-items: center;
            justify-content: space-between;
            padding: 0 16px;
            position: sticky;
            top: 0;
            z-index: 1050;
        }

        .mobile-logo {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .hamburger-btn {
            background: transparent;
            border: none;
            color: #fff;
            font-size: 22px;
            padding: 8px;
            border-radius: 8px;
            cursor: pointer;
        }

        .offcanvas-backdrop.show {
            opacity: 0.6;
        }

        .offcanvas {
            background: var(--ink);
            width: 260px;
        }

        .offcanvas-header {
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            padding: 16px 20px;
        }

        .offcanvas-body {
            padding: 16px;
        }

        .offcanvas-body .sidebar-contact-card {
            margin-top: 24px;
        }

        .btn-custom-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: 12px;
            padding: 12px 28px;
            font-size: 16px;
            font-weight: 600;
            transition: all 0.25s ease;
            cursor: pointer;
        }

        .btn-custom-primary:hover {
            background: var(--primary-dark);
            box-shadow: var(--shadow-md);
            transform: translateY(-1px);
            color: #fff;
        }

        .btn-custom-primary:active {
            transform: scale(0.98);
        }

        .btn-custom-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: var(--primary);
            border: 1px solid var(--primary);
            border-radius: 12px;
            padding: 12px 28px;
            font-size: 16px;
            font-weight: 600;
            transition: all 0.25s ease;
            cursor: pointer;
        }

        .btn-custom-outline:hover {
            background: rgba(108, 92, 231, 0.08);
            color: var(--primary-dark);
            border-color: var(--primary-dark);
        }

        .btn-custom-accent {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--grad-accent);
            color: var(--ink);
            border: none;
            border-radius: 12px;
            padding: 12px 28px;
            font-size: 16px;
            font-weight: 600;
            transition: all 0.25s ease;
            cursor: pointer;
        }

        .btn-custom-accent:hover {
            filter: brightness(1.05);
            box-shadow: var(--shadow-md);
            transform: translateY(-1px);
            color: var(--ink);
        }

        .btn-custom-accent:active {
            transform: scale(0.98);
        }

        .btn-custom-white-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.5);
            border-radius: 12px;
            padding: 12px 28px;
            font-size: 16px;
            font-weight: 600;
            transition: all 0.25s ease;
            cursor: pointer;
        }

        .btn-custom-white-outline:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: rgba(255, 255, 255, 0.8);
            color: #fff;
        }

        .category-banner {
            position: relative;
            height: 240px;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            display: flex;
            align-items: center;
            color: #fff;
            margin-top: 0;
            overflow: hidden;
        }

        .category-banner::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(135deg, rgba(31, 36, 48, 0.75) 0%, rgba(75, 63, 190, 0.82) 100%);
            z-index: 1;
        }

        .category-banner .container {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
        }

        .category-banner h1 {
            font-size: 32px;
            font-weight: 700;
            margin-bottom: 8px;
            line-height: 1.25;
        }

        .category-banner .banner-subtitle {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.8);
            max-width: 460px;
            margin-bottom: 0;
        }

        .breadcrumb-custom {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            background: rgba(255, 255, 255, 0.1);
            padding: 8px 16px;
            border-radius: 30px;
            backdrop-filter: blur(4px);
        }

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

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

        .breadcrumb-custom .sep {
            color: rgba(255, 255, 255, 0.4);
        }

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

        .guide-list-layout {
            padding: 64px 0;
        }

        .guide-list-layout .container {
            display: grid;
            grid-template-columns: 8fr 4fr;
            gap: 32px;
            max-width: 1200px;
        }

        .guide-card-horizontal {
            display: flex;
            background: var(--surface);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
            transition: all 0.25s ease;
            margin-bottom: 24px;
            min-height: 160px;
        }

        .guide-card-horizontal:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }

        .guide-card-horizontal .card-thumb {
            width: 40%;
            min-width: 240px;
            position: relative;
            overflow: hidden;
        }

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

        .guide-card-horizontal:hover .card-thumb img {
            transform: scale(1.05);
        }

        .guide-card-horizontal .card-body-custom {
            padding: 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .guide-card-horizontal .card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--grad-primary);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 8px;
            z-index: 2;
        }

        .guide-card-horizontal .card-title {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 8px;
            line-height: 1.4;
            color: var(--text);
            transition: color 0.25s ease;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .guide-card-horizontal .card-title:hover {
            color: var(--primary);
        }

        .guide-card-horizontal .card-description {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            flex: 1;
        }

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

        .guide-card-horizontal .card-meta i {
            font-size: 13px;
            margin-right: 4px;
        }

        .guide-card-horizontal .read-more {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            margin-top: 8px;
            transition: gap 0.25s ease;
        }

        .guide-card-horizontal .read-more:hover {
            gap: 8px;
            color: var(--primary-dark);
        }

        .sidebar-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
            padding: 24px;
            margin-bottom: 24px;
        }

        .sidebar-card .sidebar-title {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .sidebar-card .sidebar-title i {
            color: var(--primary);
            font-size: 18px;
        }

        .sidebar-intro-text {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 0;
        }

        .data-badge-card {
            background: var(--grad-hero);
            border-radius: var(--radius-lg);
            padding: 24px;
            color: #fff;
            margin-bottom: 24px;
            border: none;
        }

        .data-badge-card .data-row {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 12px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .data-badge-card .data-row:last-child {
            border-bottom: none;
        }

        .data-badge-card .data-value {
            font-size: 24px;
            font-weight: 800;
            color: var(--accent);
        }

        .data-badge-card .data-label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
        }

        .sub-category-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .sub-category-list li {
            padding: 12px 0;
            border-bottom: 1px solid var(--border);
        }

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

        .sub-category-list a {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 15px;
            color: var(--text);
            transition: color 0.25s ease, padding-left 0.25s ease;
        }

        .sub-category-list a:hover {
            color: var(--primary);
            padding-left: 6px;
        }

        .sub-category-list a i {
            font-size: 14px;
            width: 20px;
            color: var(--primary);
        }

        .pagination-custom {
            display: flex;
            justify-content: center;
            gap: 8px;
            margin-top: 32px;
            margin-bottom: 0;
        }

        .pagination-custom .page-link-custom {
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 10px;
            border: 1px solid var(--border);
            background: var(--surface);
            color: var(--text);
            font-size: 14px;
            transition: all 0.25s ease;
        }

        .pagination-custom .page-link-custom:hover {
            border-color: var(--primary);
            color: var(--primary);
        }

        .pagination-custom .page-link-custom.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }

        .faq-section {
            background: var(--surface);
            padding: 64px 0;
        }

        .faq-card {
            max-width: 860px;
            margin: 0 auto;
        }

        .accordion-item {
            background: transparent;
            border: none;
            border-bottom: 1px solid var(--border);
            border-radius: 0 !important;
        }

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

        .accordion-button {
            display: flex;
            align-items: center;
            gap: 12px;
            background: transparent;
            border: none;
            color: var(--text);
            font-size: 16px;
            font-weight: 500;
            padding: 20px 8px;
            box-shadow: none !important;
            width: 100%;
            text-align: left;
            transition: color 0.25s ease;
        }

        .accordion-button .faq-icon {
            width: 28px;
            height: 28px;
            min-width: 28px;
            background: var(--grad-primary);
            border-radius: 8px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            margin-right: 4px;
        }

        .accordion-button:hover {
            color: var(--primary);
        }

        .accordion-button:not(.collapsed) {
            color: var(--primary);
            font-weight: 600;
            background: transparent;
            box-shadow: none;
        }

        .accordion-button::after {
            background-image: none;
            font-family: "Font Awesome 6 Free";
            content: "\f067";
            font-weight: 900;
            font-size: 14px;
            color: var(--primary);
            transition: transform 0.3s ease;
            flex-shrink: 0;
            margin-left: auto;
        }

        .accordion-button:not(.collapsed)::after {
            background-image: none;
            content: "\f068";
            transform: rotate(0deg);
        }

        .accordion-body {
            padding: 0 8px 20px 44px;
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        .cta-section {
            background: var(--ink);
            padding: 64px 0;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: "";
            position: absolute;
            top: -40px;
            right: -40px;
            width: 200px;
            height: 200px;
            background: var(--grad-primary);
            opacity: 0.15;
            border-radius: 50%;
        }

        .cta-inner {
            position: relative;
            z-index: 2;
            max-width: 700px;
            margin: 0 auto;
            text-align: center;
            color: #fff;
        }

        .cta-inner h2 {
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .cta-inner p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 32px;
        }

        .site-footer {
            background: var(--ink);
            padding-top: 64px;
            padding-bottom: 32px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 40px;
            margin-bottom: 48px;
        }

        .footer-brand .logo-text {
            font-size: 20px;
            display: block;
            margin-bottom: 12px;
        }

        .footer-brand p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.7;
            margin-bottom: 20px;
        }

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

        .footer-social a {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, 0.7);
            font-size: 14px;
            transition: all 0.25s ease;
        }

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

        .footer-title {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 20px;
        }

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

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

        .footer-links a {
            color: rgba(255, 255, 255, 0.65);
            font-size: 14px;
            transition: color 0.25s ease;
        }

        .footer-links a:hover {
            color: #fff;
        }

        .footer-contact-list li {
            display: flex;
            align-items: center;
            gap: 8px;
            color: rgba(255, 255, 255, 0.65);
            font-size: 14px;
            margin-bottom: 12px;
        }

        .footer-contact-list i {
            color: var(--accent);
            width: 18px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 24px;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }

        .empty-state {
            padding: 60px 20px;
            text-align: center;
            color: var(--text-muted);
        }

        .empty-state i {
            font-size: 32px;
            margin-bottom: 16px;
            color: var(--primary);
        }

        .empty-state p {
            margin-bottom: 0;
        }

        @media (max-width: 991.98px) {
            .sidebar-nav-wrapper {
                display: none;
            }

            .top-bar {
                display: flex;
            }

            .main-wrapper {
                margin-left: 0;
            }

            .category-banner {
                height: 220px;
            }

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

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

        @media (max-width: 767.98px) {
            :root {
                --section-padding: 40px;
            }

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

            .section-title {
                font-size: 22px;
            }

            .category-banner {
                height: auto;
                padding: 48px 0;
            }

            .category-banner .container {
                flex-direction: column;
                align-items: flex-start;
                gap: 16px;
            }

            .guide-list-layout {
                padding: 40px 0;
            }

            .guide-list-layout .container {
                grid-template-columns: 1fr;
                gap: 24px;
                max-width: 100%;
            }

            .guide-card-horizontal {
                flex-direction: column;
                min-height: auto;
            }

            .guide-card-horizontal .card-thumb {
                width: 100%;
                min-width: 0;
                height: 180px;
            }

            .guide-card-horizontal .card-thumb img {
                width: 100%;
                height: 180px;
            }

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

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

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

            .cta-inner h2 {
                font-size: 24px;
            }

            .btn-custom-primary,
            .btn-custom-outline,
            .btn-custom-accent,
            .btn-custom-white-outline {
                padding: 10px 20px;
                font-size: 15px;
            }
        }

        @media (max-width: 575.98px) {
            body {
                font-size: 15px;
            }

            .card-meta {
                flex-wrap: wrap;
                gap: 8px 16px;
            }

            .guide-card-horizontal .card-body-custom {
                padding: 16px;
            }

            .guide-card-horizontal .card-title {
                font-size: 16px;
            }
        }

/* roulang page: article */
/* ========== 设计令牌 ========== */
        :root {
            --primary: #6C5CE7;
            --primary-dark: #4B3FBE;
            --accent: #F0A500;
            --accent-light: #FFD166;
            --ink: #1F2430;
            --ink-soft: #2D3436;
            --bg: #FAF9F7;
            --surface: #FFFFFF;
            --text: #1F2430;
            --text-muted: #6B7280;
            --border: #E8E6E0;
            --positive: #00B894;
            --negative: #E17055;
            --grad-primary: linear-gradient(135deg, #6C5CE7, #B8A9FF);
            --grad-accent: linear-gradient(135deg, #F0A500, #FFD166);
            --grad-hero: linear-gradient(135deg, #1F2430, #4B3FBE);
            --radius-lg: 20px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --shadow-sm: 0 2px 8px rgba(31, 36, 48, 0.06);
            --shadow-md: 0 8px 24px rgba(31, 36, 48, 0.08);
            --shadow-lg: 0 16px 48px rgba(75, 63, 190, 0.14);
            --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        }

        /* ========== 基础 Reset ========== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-sans);
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color 0.25s ease;
        }
        a:hover {
            color: var(--primary-dark);
        }
        img {
            max-width: 100%;
            vertical-align: middle;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
        }

        /* ========== 通用容器 ========== */
        .container {
            max-width: 1200px;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ========== 按钮体系 ========== */
        .btn {
            border-radius: var(--radius-md);
            font-size: 16px;
            font-weight: 600;
            padding: 12px 28px;
            border: none;
            transition: all 0.25s ease;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-primary-custom {
            background: var(--grad-primary);
            color: #fff;
            box-shadow: var(--shadow-sm);
        }
        .btn-primary-custom:hover {
            filter: brightness(1.05);
            box-shadow: var(--shadow-md);
            color: #fff;
            transform: translateY(-2px);
        }
        .btn-primary-custom:active {
            transform: scale(0.98);
        }
        .btn-outline-custom {
            background: transparent;
            border: 1px solid var(--primary);
            color: var(--primary);
        }
        .btn-outline-custom:hover {
            background: rgba(108, 92, 231, 0.08);
            color: var(--primary-dark);
        }
        .btn-cta {
            background: var(--grad-accent);
            color: var(--ink);
            box-shadow: var(--shadow-sm);
        }
        .btn-cta:hover {
            filter: brightness(1.05);
            color: var(--ink);
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .btn-cta:active {
            transform: scale(0.98);
        }
        .btn-white-outline {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.7);
            color: #fff;
        }
        .btn-white-outline:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
            color: #fff;
        }

        /* ========== 左侧 App Shell 导航 ========== */
        .app-sidebar {
            position: fixed;
            top: 0;
            left: 0;
            width: 240px;
            height: 100vh;
            background: var(--ink);
            z-index: 1030;
            display: flex;
            flex-direction: column;
            overflow-y: auto;
            border-right: 1px solid rgba(255, 255, 255, 0.06);
        }
        .sidebar-logo {
            padding: 24px 24px 20px;
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .logo-icon {
            width: 40px;
            height: 40px;
            background: var(--grad-primary);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 800;
            color: #fff;
            flex-shrink: 0;
            letter-spacing: 0.5px;
        }
        .logo-text {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            white-space: nowrap;
        }
        .sidebar-nav {
            padding: 8px 16px;
            display: flex;
            flex-direction: column;
            gap: 4px;
            flex: 1;
        }
        .nav-item {
            display: flex;
            align-items: center;
            gap: 12px;
            height: 44px;
            padding: 0 16px;
            border-radius: var(--radius-md);
            color: rgba(255, 255, 255, 0.7);
            font-size: 15px;
            font-weight: 500;
            transition: background 0.25s ease, color 0.25s ease, box-shadow 0.25s ease;
            position: relative;
        }
        .nav-item i {
            width: 20px;
            text-align: center;
            font-size: 16px;
        }
        .nav-item:hover {
            background: rgba(255, 255, 255, 0.06);
            color: #fff;
            text-decoration: none;
        }
        .nav-item.active {
            background: rgba(108, 92, 231, 0.28);
            color: #fff;
            font-weight: 600;
            box-shadow: inset 3px 0 0 var(--accent);
        }
        .sidebar-contact {
            padding: 16px;
        }
        .contact-card {
            background: rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-md);
            padding: 16px;
            display: flex;
            align-items: center;
            gap: 12px;
            border: 1px solid rgba(255, 255, 255, 0.08);
        }
        .contact-card i {
            font-size: 22px;
            color: var(--accent);
            flex-shrink: 0;
        }
        .contact-card .contact-info {
            flex: 1;
            min-width: 0;
        }
        .contact-card .contact-info strong {
            display: block;
            color: #fff;
            font-size: 14px;
            font-weight: 600;
        }
        .contact-card .contact-info span {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.6);
        }

        /* ========== 移动端顶部栏 ========== */
        .mobile-topbar {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: 56px;
            background: var(--ink);
            z-index: 1020;
            align-items: center;
            justify-content: space-between;
            padding: 0 16px;
        }
        .mobile-topbar .mobile-logo {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .mobile-topbar .mobile-logo .logo-icon {
            width: 32px;
            height: 32px;
            font-size: 13px;
            border-radius: 8px;
        }
        .mobile-topbar .mobile-logo span {
            color: #fff;
            font-size: 17px;
            font-weight: 700;
        }
        .mobile-menu-btn {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.2);
            color: #fff;
            width: 40px;
            height: 40px;
            border-radius: 10px;
            font-size: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: background 0.25s ease;
        }
        .mobile-menu-btn:hover {
            background: rgba(255, 255, 255, 0.1);
        }

        /* ========== 移动端 Offcanvas ========== */
        .offcanvas.offcanvas-start#mobileNav {
            background: var(--ink);
            width: 280px;
        }
        .offcanvas.offcanvas-start#mobileNav .offcanvas-header {
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            padding: 20px;
        }
        .offcanvas.offcanvas-start#mobileNav .offcanvas-body {
            padding: 16px;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .offcanvas.offcanvas-start#mobileNav .btn-close {
            background: transparent
                url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23ffffff'%3e%3cpath d='M.293.293a1 1 0 0 1 1.414 0L8 6.586 14.293.293a1 1 0 1 1 1.414 1.414L9.414 8l6.293 6.293a1 1 0 0 1-1.414 1.414L8 9.414l-6.293 6.293a1 1 0 0 1-1.414-1.414L6.586 8 .293 1.707a1 1 0 0 1 0-1.414z'/%3e%3c/svg%3e");
            opacity: 0.8;
        }
        .offcanvas-logo {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .offcanvas-logo .logo-icon {
            width: 32px;
            height: 32px;
            font-size: 13px;
            border-radius: 8px;
        }
        .offcanvas-logo span {
            color: #fff;
            font-size: 17px;
            font-weight: 700;
        }

        /* ========== 主内容区 ========== */
        .main-content {
            margin-left: 240px;
            min-height: 100vh;
            background: var(--bg);
        }

        /* ========== 面包屑 ========== */
        .breadcrumb-wrap {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 20px;
            flex-wrap: wrap;
        }
        .breadcrumb-wrap a {
            color: var(--text-muted);
            transition: color 0.25s ease;
        }
        .breadcrumb-wrap a:hover {
            color: var(--primary);
            text-decoration: none;
        }
        .breadcrumb-wrap i {
            font-size: 10px;
            color: var(--text-muted);
        }
        .breadcrumb-wrap .current {
            color: var(--primary);
            font-weight: 500;
            max-width: 240px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        /* ========== 文章主体 ========== */
        .article-wrapper {
            max-width: 760px;
            margin: 0 auto;
            padding: 48px 24px 16px;
        }
        .article-header h1 {
            font-size: 32px;
            font-weight: 700;
            line-height: 1.3;
            color: var(--text);
            margin: 0 0 16px;
        }
        .article-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 32px;
            flex-wrap: wrap;
            padding-bottom: 20px;
            border-bottom: 1px solid var(--border);
        }
        .article-meta span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .article-meta i {
            font-size: 14px;
            color: var(--primary);
        }

        /* ========== 文章正文排版 ========== */
        .article-content {
            font-size: 16px;
            line-height: 1.8;
            color: var(--text);
        }
        .article-content p {
            margin: 20px 0;
        }
        .article-content h2 {
            font-size: 24px;
            font-weight: 600;
            margin: 36px 0 16px;
            color: var(--text);
            line-height: 1.4;
            padding-left: 14px;
            border-left: 4px solid var(--primary);
            border-radius: 2px;
        }
        .article-content h3 {
            font-size: 18px;
            font-weight: 600;
            margin: 28px 0 12px;
            color: var(--text);
        }
        .article-content img {
            border-radius: var(--radius-md);
            max-width: 100%;
            height: auto;
            margin: 24px 0;
            box-shadow: var(--shadow-sm);
        }
        .article-content ul,
        .article-content ol {
            padding-left: 24px;
            margin: 20px 0;
        }
        .article-content li {
            margin: 8px 0;
        }
        .article-content blockquote {
            background: #F3F1FE;
            border-left: 4px solid var(--primary);
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            padding: 16px 24px;
            margin: 24px 0;
            color: #44406e;
            font-size: 15px;
        }
        .article-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 24px 0;
            font-size: 15px;
            border-radius: var(--radius-sm);
            overflow: hidden;
        }
        .article-content table th {
            background: var(--ink);
            color: #fff;
            font-weight: 600;
            padding: 12px 16px;
            text-align: left;
            border: none;
        }
        .article-content table td {
            padding: 12px 16px;
            border: 1px solid var(--border);
            background: #fff;
        }
        .article-content table tr:last-child td {
            border-bottom: 1px solid var(--border);
        }
        .article-content a {
            color: var(--primary);
            text-decoration: underline;
            text-underline-offset: 3px;
        }
        .article-content a:hover {
            color: var(--primary-dark);
        }

        /* ========== 文章标签 ========== */
        .article-tags {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            margin: 32px 0;
            padding-top: 20px;
            border-top: 1px solid var(--border);
        }
        .tag-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: #F0EEFC;
            color: var(--primary);
            font-size: 13px;
            font-weight: 500;
            padding: 6px 14px;
            border-radius: var(--radius-sm);
            transition: background 0.25s ease, color 0.25s ease;
        }
        .tag-badge:hover {
            background: var(--primary);
            color: #fff;
            text-decoration: none;
        }

        /* ========== 内容未找到 ========== */
        .not-found {
            text-align: center;
            padding: 60px 40px;
            background: #fff;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
        }
        .not-found i {
            font-size: 48px;
            color: var(--primary);
            margin-bottom: 16px;
            display: block;
        }
        .not-found h2 {
            font-size: 24px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 8px;
        }
        .not-found p {
            color: var(--text-muted);
            margin-bottom: 20px;
        }

        /* ========== 上一篇 / 下一篇 ========== */
        .article-pagination {
            display: flex;
            gap: 16px;
            margin: 40px 0 0;
            padding-top: 24px;
            border-top: 1px solid var(--border);
        }
        .article-pagination .page-link-item {
            flex: 1;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 16px 20px;
            transition: box-shadow 0.25s ease, border-color 0.25s ease, transform 0.25s ease;
        }
        .article-pagination .page-link-item:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--primary);
            transform: translateY(-2px);
            text-decoration: none;
        }
        .article-pagination .page-label {
            font-size: 12px;
            color: var(--text-muted);
            display: block;
            margin-bottom: 4px;
        }
        .article-pagination .page-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--text);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .article-pagination .next {
            text-align: right;
        }

        /* ========== 相关推荐 ========== */
        .related-section {
            padding: 56px 24px 64px;
            background: #fff;
            border-top: 1px solid var(--border);
        }
        .related-section .container {
            max-width: 1200px;
        }
        .section-title {
            font-size: 26px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 32px;
            display: flex;
            align-items: center;
            gap: 12px;
            line-height: 1.3;
        }
        .section-title::before {
            content: "";
            width: 4px;
            height: 20px;
            border-radius: 2px;
            background: var(--grad-primary);
            flex-shrink: 0;
        }
        .related-card {
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: transform 0.25s ease, box-shadow 0.25s ease;
            height: 100%;
        }
        .related-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .related-card .cover-wrap {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            border-radius: var(--radius-lg) var(--radius-lg) 0 0;
        }
        .related-card .cover-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: var(--radius-lg) var(--radius-lg) 0 0;
            transition: transform 0.4s ease;
        }
        .related-card:hover .cover-wrap img {
            transform: scale(1.05);
        }
        .related-card .card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--grad-primary);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: var(--radius-sm);
            z-index: 2;
        }
        .related-card .card-body {
            padding: 20px;
        }
        .related-card .card-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 8px;
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: color 0.25s ease;
        }
        .related-card a:hover .card-title {
            color: var(--primary);
        }
        .related-card .card-date {
            font-size: 13px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .related-empty {
            text-align: center;
            padding: 48px;
            color: var(--text-muted);
            font-size: 15px;
        }
        .related-empty i {
            font-size: 36px;
            color: var(--border);
            display: block;
            margin-bottom: 12px;
        }

        /* ========== FAQ 手风琴 ========== */
        .faq-section {
            padding: 64px 24px;
            background: var(--bg);
        }
        .faq-wrapper {
            max-width: 820px;
            margin: 0 auto;
        }
        .faq-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
        }
        .faq-item {
            border-bottom: 1px solid var(--border);
        }
        .faq-item:last-child {
            border-bottom: none;
        }
        .faq-question {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 20px 24px;
            cursor: pointer;
            transition: background 0.25s ease;
            user-select: none;
        }
        .faq-question:hover {
            background: #FAF9FF;
        }
        .faq-question .faq-number {
            width: 28px;
            height: 28px;
            border-radius: var(--radius-sm);
            background: var(--grad-primary);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }
        .faq-question .faq-text {
            flex: 1;
            font-size: 16px;
            font-weight: 500;
            color: var(--text);
            transition: color 0.25s ease;
        }
        .faq-question .faq-icon {
            width: 20px;
            height: 20px;
            position: relative;
            flex-shrink: 0;
        }
        .faq-question .faq-icon::before,
        .faq-question .faq-icon::after {
            content: "";
            position: absolute;
            background: var(--text-muted);
            border-radius: 2px;
            transition: transform 0.3s ease, background 0.3s ease;
        }
        .faq-question .faq-icon::before {
            width: 14px;
            height: 2px;
            top: 9px;
            left: 3px;
        }
        .faq-question .faq-icon::after {
            width: 2px;
            height: 14px;
            top: 3px;
            left: 9px;
        }
        .faq-item.open .faq-icon::before {
            transform: rotate(180deg);
        }
        .faq-item.open .faq-icon::after {
            transform: rotate(90deg);
            opacity: 0;
        }
        .faq-item.open .faq-number {
            background: var(--grad-accent);
            color: var(--ink);
        }
        .faq-item.open .faq-text {
            color: var(--primary);
            font-weight: 600;
        }
        .faq-answer {
            display: none;
            padding: 0 24px 20px 66px;
            font-size: 15px;
            line-height: 1.8;
            color: #5a6270;
        }
        .faq-item.open .faq-answer {
            display: block;
        }

        /* ========== CTA 区块 ========== */
        .cta-section {
            padding: 64px 24px;
            background: var(--ink);
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: "";
            position: absolute;
            right: -80px;
            top: -80px;
            width: 320px;
            height: 320px;
            border-radius: 50%;
            background: rgba(108, 92, 231, 0.2);
            pointer-events: none;
        }
        .cta-section::after {
            content: "";
            position: absolute;
            left: -40px;
            bottom: -100px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(240, 165, 0, 0.1);
            pointer-events: none;
        }
        .cta-inner {
            position: relative;
            z-index: 1;
            max-width: 720px;
            margin: 0 auto;
            text-align: center;
        }
        .cta-inner h2 {
            color: #fff;
            font-size: 28px;
            font-weight: 600;
            margin-bottom: 16px;
        }
        .cta-inner p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 16px;
            margin-bottom: 32px;
        }
        .cta-btn-wrap {
            display: flex;
            gap: 12px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--ink);
            padding: 64px 24px 32px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            margin-left: 240px;
        }
        .site-footer .container {
            max-width: 1200px;
            padding: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
            gap: 40px;
            margin-bottom: 48px;
        }
        .footer-brand .logo-icon {
            width: 36px;
            height: 36px;
            font-size: 14px;
        }
        .footer-brand .logo-text {
            font-size: 18px;
        }
        .footer-brand p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.7;
            margin: 12px 0 16px;
        }
        .footer-social {
            display: flex;
            gap: 8px;
        }
        .footer-social a {
            width: 36px;
            height: 36px;
            border-radius: var(--radius-sm);
            background: rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, 0.7);
            font-size: 15px;
            transition: background 0.25s ease, color 0.25s ease;
        }
        .footer-social a:hover {
            background: var(--grad-primary);
            color: #fff;
        }
        .footer-title {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.65);
            font-size: 14px;
            transition: color 0.25s ease;
        }
        .footer-links a:hover {
            color: #fff;
            text-decoration: none;
        }
        .footer-contact-list {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-contact-list li {
            color: rgba(255, 255, 255, 0.65);
            font-size: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-contact-list i {
            color: var(--accent);
            width: 16px;
            text-align: center;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 24px;
            text-align: center;
            color: rgba(255, 255, 255, 0.5);
            font-size: 13px;
        }

        /* ========== 响应式 ========== */
        @media (max-width: 991.98px) {
            .app-sidebar {
                display: none;
            }
            .mobile-topbar {
                display: flex;
            }
            .main-content {
                margin-left: 0;
                padding-top: 56px;
            }
            .site-footer {
                margin-left: 0;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .article-wrapper {
                padding: 32px 20px 8px;
            }
            .article-header h1 {
                font-size: 26px;
            }
            .article-pagination {
                flex-direction: column;
            }
        }
        @media (max-width: 767.98px) {
            .related-section {
                padding: 40px 16px 48px;
            }
            .faq-section {
                padding: 40px 16px;
            }
            .cta-section {
                padding: 48px 16px;
            }
            .article-wrapper {
                padding: 24px 16px 8px;
            }
            .article-meta {
                gap: 12px;
            }
            .section-title {
                font-size: 22px;
            }
        }
        @media (max-width: 575.98px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .article-header h1 {
                font-size: 22px;
            }
            .article-content {
                font-size: 15px;
            }
            .article-content h2 {
                font-size: 20px;
            }
            .breadcrumb-wrap .current {
                max-width: 160px;
            }
            .article-pagination .page-title {
                font-size: 14px;
            }
            .cta-btn-wrap .btn {
                width: 100%;
                justify-content: center;
            }
            .related-card .card-title {
                font-size: 15px;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #6C5CE7;
            --primary-dark: #4B3FBE;
            --accent: #F0A500;
            --accent-light: #FFD166;
            --ink: #1F2430;
            --ink-soft: #2D3436;
            --bg: #FAF9F7;
            --surface: #FFFFFF;
            --text: #1F2430;
            --text-muted: #6B7280;
            --border: #E8E6E0;
            --positive: #00B894;
            --negative: #E17055;
            --grad-primary: linear-gradient(135deg, #6C5CE7, #B8A9FF);
            --grad-accent: linear-gradient(135deg, #F0A500, #FFD166);
            --grad-hero: linear-gradient(135deg, #1F2430, #4B3FBE);
            --radius-lg: 20px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --shadow-sm: 0 2px 8px rgba(31, 36, 48, 0.06);
            --shadow-md: 0 8px 24px rgba(31, 36, 48, 0.08);
            --shadow-lg: 0 16px 48px rgba(75, 63, 190, 0.14);
            --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--bg);
            color: var(--text);
            font-size: 16px;
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color 0.25s ease;
        }

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

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

        .container {
            max-width: 1200px;
        }

        /* ===== 桌面侧边栏 ===== */
        .sidebar {
            position: fixed;
            left: 0;
            top: 0;
            width: 240px;
            height: 100vh;
            background: var(--ink);
            z-index: 1050;
            overflow-y: auto;
            display: flex;
            flex-direction: column;
            transition: transform 0.3s ease;
        }

        .sidebar-inner {
            padding: 24px 20px;
            display: flex;
            flex-direction: column;
            height: 100%;
        }

        .sidebar-logo {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 8px 8px 24px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            margin-bottom: 20px;
        }

        .logo-icon {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-md);
            background: var(--grad-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 800;
            font-size: 16px;
            flex-shrink: 0;
            letter-spacing: 0.5px;
        }

        .logo-text {
            color: #fff;
            font-size: 20px;
            font-weight: 700;
            white-space: nowrap;
        }

        .sidebar-nav {
            display: flex;
            flex-direction: column;
            gap: 4px;
            flex: 1;
        }

        .nav-item {
            display: flex;
            align-items: center;
            gap: 12px;
            height: 44px;
            padding: 0 14px;
            border-radius: var(--radius-sm);
            color: rgba(255, 255, 255, 0.7);
            font-size: 15px;
            transition: all 0.25s ease;
            border-left: 3px solid transparent;
        }

        .nav-item i {
            width: 20px;
            text-align: center;
            font-size: 15px;
            flex-shrink: 0;
        }

        .nav-item:hover {
            background: rgba(255, 255, 255, 0.06);
            color: #fff;
        }

        .nav-item.active {
            background: rgba(108, 92, 231, 0.28);
            color: #fff;
            border-left-color: var(--accent);
            font-weight: 600;
        }

        .sidebar-support {
            margin-top: 20px;
            padding: 16px;
            background: rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-md);
            text-align: center;
        }

        .sidebar-support i {
            font-size: 22px;
            color: var(--accent);
            margin-bottom: 8px;
        }

        .sidebar-support p {
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            margin-bottom: 2px;
        }

        .sidebar-support span {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.6);
        }

        /* ===== 移动端顶部栏 ===== */
        .mobile-topbar {
            display: none;
            position: sticky;
            top: 0;
            z-index: 1040;
            height: 56px;
            background: var(--ink);
            padding: 0 16px;
            align-items: center;
            justify-content: space-between;
        }

        .mobile-logo {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .mobile-logo .logo-text {
            font-size: 17px;
        }

        .mobile-menu-btn {
            background: transparent;
            border: none;
            color: #fff;
            font-size: 20px;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: background 0.25s ease;
        }

        .mobile-menu-btn:hover {
            background: rgba(255, 255, 255, 0.1);
        }

        /* ===== 移动端 Offcanvas ===== */
        .mobile-offcanvas {
            background: var(--ink) !important;
            width: 260px !important;
        }

        .mobile-offcanvas .offcanvas-header {
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            padding: 16px 20px;
        }

        .offcanvas-title {
            color: #fff;
            font-size: 17px;
            font-weight: 700;
        }

        .mobile-offcanvas .btn-close {
            filter: invert(1) brightness(2);
            background-size: 12px;
        }

        .mobile-offcanvas .offcanvas-body {
            padding: 20px;
        }

        .mobile-nav {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .mobile-nav-item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 14px;
            border-radius: var(--radius-sm);
            color: rgba(255, 255, 255, 0.7);
            font-size: 15px;
            transition: all 0.25s ease;
            border-left: 3px solid transparent;
        }

        .mobile-nav-item i {
            width: 20px;
            text-align: center;
        }

        .mobile-nav-item:hover {
            background: rgba(255, 255, 255, 0.06);
            color: #fff;
        }

        .mobile-nav-item.active {
            background: rgba(108, 92, 231, 0.28);
            color: #fff;
            border-left-color: var(--accent);
        }

        .mobile-support {
            margin-top: 24px;
            padding: 16px;
            background: rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-md);
        }

        .mobile-support p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 13px;
            margin-bottom: 0;
        }

        .mobile-support i {
            color: var(--accent);
            margin-right: 8px;
        }

        /* ===== 主内容区 ===== */
        .main-content {
            margin-left: 240px;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        /* ===== 分类 Hero 横幅 ===== */
        .category-hero {
            position: relative;
            min-height: 240px;
            background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            display: flex;
            align-items: center;
            padding: 52px 0;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(100deg, rgba(31, 36, 48, 0.92) 20%, rgba(75, 63, 190, 0.78) 100%);
            z-index: 1;
        }

        .category-hero .hero-container {
            position: relative;
            z-index: 2;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 24px;
        }

        .hero-text h1 {
            color: #fff;
            font-size: 36px;
            font-weight: 700;
            line-height: 1.25;
            margin-bottom: 12px;
        }

        .hero-text p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 16px;
            max-width: 480px;
            margin-bottom: 0;
        }

        .hero-breadcrumb {
            display: flex;
            align-items: center;
            gap: 10px;
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(4px);
            padding: 8px 18px;
            border-radius: 999px;
            border: 1px solid rgba(255, 255, 255, 0.14);
        }

        .hero-breadcrumb a {
            color: rgba(255, 255, 255, 0.75);
            font-size: 13px;
            transition: color 0.25s ease;
        }

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

        .hero-breadcrumb i {
            color: rgba(255, 255, 255, 0.5);
            font-size: 10px;
        }

        .hero-breadcrumb span {
            color: var(--accent-light);
            font-size: 13px;
            font-weight: 500;
        }

        /* ===== 亮点横条 ===== */
        .feature-strip {
            background: var(--surface);
            border-bottom: 1px solid var(--border);
            padding: 28px 0;
        }

        .feature-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .feature-item {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 8px 4px;
        }

        .feature-num {
            font-size: 30px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1;
            font-variant-numeric: tabular-nums;
        }

        .feature-label {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.3;
        }

        .feature-divider {
            width: 1px;
            height: 36px;
            background: var(--border);
        }

        /* ===== 左右分栏 ===== */
        .category-layout {
            padding: 56px 0 64px;
        }

        .category-layout .row {
            --bs-gutter-x: 28px;
        }

        .section-title-wrap {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 28px;
        }

        .section-title-bar {
            width: 4px;
            height: 20px;
            border-radius: 4px;
            background: var(--grad-primary);
            flex-shrink: 0;
        }

        .section-title-wrap h2 {
            font-size: 24px;
            font-weight: 600;
            margin-bottom: 0;
            line-height: 1.3;
        }

        .section-title-wrap .section-sub {
            font-size: 14px;
            color: var(--text-muted);
            margin-left: auto;
        }

        /* ===== 横向列表卡片 ===== */
        .list-card {
            display: flex;
            flex-direction: row;
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            padding: 16px;
            gap: 20px;
            transition: all 0.25s ease;
            margin-bottom: 20px;
            position: relative;
        }

        .list-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }

        .list-card-img {
            flex: 0 0 240px;
            width: 240px;
            height: 170px;
            border-radius: var(--radius-md);
            overflow: hidden;
            position: relative;
            background: var(--grad-primary);
        }

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

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

        .card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--grad-primary);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: var(--radius-sm);
            z-index: 2;
            box-shadow: 0 2px 8px rgba(31, 36, 48, 0.2);
        }

        .card-step {
            position: absolute;
            bottom: 10px;
            right: 12px;
            color: rgba(255, 255, 255, 0.9);
            font-size: 22px;
            font-weight: 800;
            text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
            z-index: 2;
            line-height: 1;
        }

        .list-card-content {
            display: flex;
            flex-direction: column;
            justify-content: center;
            flex: 1;
            min-width: 0;
        }

        .list-card-title {
            font-size: 18px;
            font-weight: 600;
            line-height: 1.4;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 1;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .list-card-title a {
            color: var(--text);
            transition: color 0.25s ease;
        }

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

        .list-card-desc {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 12px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .list-card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px;
        }

        .list-card-meta span {
            font-size: 13px;
            color: var(--text-muted);
        }

        .list-card-meta span i {
            margin-right: 4px;
        }

        .read-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: all 0.25s ease;
        }

        .read-link:hover {
            color: var(--primary-dark);
            gap: 10px;
        }

        /* ===== 侧边栏 ===== */
        .sidebar-widgets {
            display: flex;
            flex-direction: column;
            gap: 24px;
            position: sticky;
            top: 24px;
        }

        .widget-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            padding: 24px;
        }

        .widget-card h3 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .widget-card h3 i {
            color: var(--primary);
            font-size: 15px;
        }

        .intro-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 0;
        }

        .intro-card .intro-badge {
            display: inline-block;
            background: rgba(108, 92, 231, 0.08);
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 999px;
            margin-top: 14px;
        }

        .stats-card .stat-item {
            padding: 14px 0;
            border-bottom: 1px solid var(--border);
        }

        .stats-card .stat-item:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }

        .stats-card .stat-item:first-child {
            padding-top: 0;
        }

        .stat-num {
            font-size: 28px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1;
            font-variant-numeric: tabular-nums;
        }

        .stat-label {
            font-size: 14px;
            color: var(--text-muted);
            display: block;
            margin-top: 6px;
        }

        .mini-progress {
            height: 4px;
            border-radius: 2px;
            background: rgba(108, 92, 231, 0.1);
            margin-top: 10px;
            overflow: hidden;
        }

        .mini-progress-bar {
            height: 100%;
            border-radius: 2px;
            background: var(--grad-accent);
            transition: width 0.5s ease;
        }

        .subcat-link {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 10px 0;
            border-bottom: 1px solid var(--border);
            font-size: 14px;
            color: var(--text);
            transition: all 0.25s ease;
        }

        .subcat-link:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }

        .subcat-link i:first-child {
            color: var(--primary);
            font-size: 12px;
            transition: transform 0.25s ease;
        }

        .subcat-link:hover {
            color: var(--primary);
            padding-left: 6px;
        }

        .subcat-link:hover i:first-child {
            transform: translateX(3px);
        }

        .subcat-link span {
            margin-left: auto;
            color: var(--text-muted);
            font-size: 12px;
            background: var(--bg);
            border-radius: 999px;
            padding: 2px 10px;
        }

        /* ===== CTA 区块 ===== */
        .cta-section {
            background: var(--grad-hero);
            padding: 56px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 240px;
            height: 240px;
            border-radius: 50%;
            background: rgba(240, 165, 0, 0.08);
        }

        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -40px;
            width: 160px;
            height: 160px;
            border-radius: 50%;
            background: rgba(108, 92, 231, 0.15);
        }

        .cta-section .container {
            position: relative;
            z-index: 2;
        }

        .cta-section h2 {
            color: #fff;
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 12px;
        }

        .cta-section p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 16px;
            max-width: 520px;
            margin: 0 auto 28px;
        }

        .btn-cta {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: var(--grad-accent);
            color: var(--ink);
            font-size: 16px;
            font-weight: 600;
            padding: 14px 34px;
            border-radius: var(--radius-md);
            border: none;
            cursor: pointer;
            transition: all 0.25s ease;
            box-shadow: 0 4px 16px rgba(240, 165, 0, 0.3);
        }

        .btn-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(240, 165, 0, 0.4);
            color: var(--ink);
        }

        .btn-cta:active {
            transform: scale(0.98);
        }

        .btn-ghost-light {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: transparent;
            color: #fff;
            font-size: 15px;
            font-weight: 500;
            padding: 12px 30px;
            border-radius: var(--radius-md);
            border: 1px solid rgba(255, 255, 255, 0.35);
            cursor: pointer;
            transition: all 0.25s ease;
        }

        .btn-ghost-light:hover {
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
        }

        .btn-ghost-light:active {
            transform: scale(0.98);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--ink);
            padding: 64px 0 32px;
            margin-left: 240px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-brand .logo-text {
            display: block;
            margin-bottom: 14px;
            font-size: 18px;
        }

        .footer-brand p {
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            line-height: 1.6;
            margin-bottom: 20px;
            max-width: 280px;
        }

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

        .footer-social a {
            width: 36px;
            height: 36px;
            border-radius: var(--radius-sm);
            background: rgba(255, 255, 255, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            transition: all 0.25s ease;
        }

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

        .footer-title {
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 18px;
        }

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

        .footer-links li {
            margin-bottom: 12px;
        }

        .footer-links a {
            color: rgba(255, 255, 255, 0.65);
            font-size: 14px;
            transition: all 0.25s ease;
        }

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

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

        .footer-contact-list li {
            color: rgba(255, 255, 255, 0.65);
            font-size: 14px;
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .footer-contact-list li i {
            color: var(--accent);
            font-size: 14px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 24px;
            text-align: center;
            color: rgba(255, 255, 255, 0.5);
            font-size: 13px;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1199.98px) {
            .list-card-img {
                flex: 0 0 200px;
                width: 200px;
            }
        }

        @media (max-width: 991.98px) {
            .sidebar {
                display: none;
            }

            .mobile-topbar {
                display: flex;
            }

            .main-content {
                margin-left: 0;
            }

            .site-footer {
                margin-left: 0;
            }

            .category-hero {
                min-height: 200px;
                padding: 40px 0;
            }

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

            .feature-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }

            .sidebar-widgets {
                position: static;
                margin-top: 40px;
            }

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

        @media (max-width: 767.98px) {
            .category-layout {
                padding: 40px 0 48px;
            }

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

            .hero-text p {
                font-size: 15px;
            }

            .hero-breadcrumb {
                padding: 6px 14px;
            }

            .list-card {
                flex-direction: column;
                padding: 12px;
                gap: 14px;
            }

            .list-card-img {
                flex: initial;
                width: 100%;
                height: 190px;
                border-radius: var(--radius-md);
            }

            .list-card-title {
                font-size: 17px;
            }

            .list-card-desc {
                -webkit-line-clamp: 3;
            }

            .cta-section h2 {
                font-size: 24px;
            }

            .cta-section p {
                font-size: 15px;
            }

            .btn-cta,
            .btn-ghost-light {
                padding: 12px 24px;
                font-size: 15px;
            }
        }

        @media (max-width: 575.98px) {
            .feature-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }

            .feature-item {
                padding: 4px 0;
            }

            .feature-num {
                font-size: 24px;
            }

            .feature-label {
                font-size: 13px;
            }

            .section-title-wrap {
                flex-wrap: wrap;
            }

            .section-title-wrap .section-sub {
                width: 100%;
                margin-left: 0;
                padding-left: 16px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .site-footer {
                padding: 40px 0 24px;
            }

            .mobile-topbar .logo-text {
                font-size: 15px;
            }
        }