/* roulang page: index */
:root {
            --primary: #00B358;
            --primary-dark: #008A43;
            --deep: #0C1F11;
            --light-bg: #F5F8F5;
            --accent: #D4FF3F;
            --hot: #FF6A00;
            --text: #101B12;
            --text-secondary: #5A6B5F;
            --border: #E2EAE3;
            --card-radius: 16px;
            --shadow: 0 4px 20px rgba(12, 31, 17, 0.06);
            --shadow-hover: 0 12px 32px rgba(12, 31, 17, 0.12);
        }

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

        html {
            scroll-behavior: smooth;
        }

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

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease;
        }

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

        /* ===== 侧边栏导航 ===== */
        .sidebar-link {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 18px;
            border-radius: 10px;
            font-size: 15px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.7);
            transition: all 0.25s ease;
            position: relative;
        }

        .sidebar-link:hover {
            background: rgba(0, 179, 88, 0.12);
            color: #ffffff;
            transform: translateX(2px);
        }

        .sidebar-link:hover::after {
            content: '→';
            position: absolute;
            right: 16px;
            color: var(--primary);
            font-weight: 700;
        }

        .sidebar-link.active {
            background: rgba(0, 179, 88, 0.15);
            color: var(--primary);
            font-weight: 600;
            border-left: 3px solid var(--primary);
        }

        .sidebar-link.active::before {
            content: '';
            position: absolute;
            left: -1px;
            top: 50%;
            transform: translateY(-50%);
            width: 3px;
            height: 70%;
            background: var(--primary);
            border-radius: 3px;
        }

        .sidebar-group-title {
            font-size: 12px;
            text-transform: uppercase;
            letter-spacing: 1.5px;
            color: rgba(255, 255, 255, 0.4);
            padding: 20px 18px 8px;
            font-weight: 700;
        }

        /* ===== Hero 区域 ===== */
        .hero-section {
            position: relative;
            min-height: 640px;
            display: flex;
            align-items: flex-end;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(12, 31, 17, 0.92) 0%, rgba(12, 31, 17, 0.55) 45%, rgba(12, 31, 17, 0.15) 80%, transparent 100%);
            z-index: 1;
        }

        .hero-section::after {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 260px;
            height: 260px;
            background: linear-gradient(135deg, rgba(0, 179, 88, 0.35), transparent 70%);
            z-index: 0;
            clip-path: polygon(0 0, 100% 0, 100% 100%);
        }

        .hero-content {
            position: relative;
            z-index: 2;
            padding-bottom: 80px;
        }

        /* ===== 卡片样式 ===== */
        .hot-card {
            background: #ffffff;
            border-radius: var(--card-radius);
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            overflow: hidden;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .hot-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(0, 179, 88, 0.35);
        }

        .hot-card .cover-wrap {
            overflow: hidden;
            position: relative;
            aspect-ratio: 4 / 5;
        }

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

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

        .play-icon {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 52px;
            height: 52px;
            background: rgba(0, 179, 88, 0.9);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            opacity: 0;
            transition: opacity 0.3s ease;
            box-shadow: 0 4px 20px rgba(0, 179, 88, 0.4);
        }

        .hot-card:hover .play-icon {
            opacity: 1;
        }

        .play-icon svg {
            width: 20px;
            height: 20px;
            fill: white;
            margin-left: 3px;
        }

        .badge-number {
            position: absolute;
            top: 10px;
            left: 10px;
            background: rgba(0, 179, 88, 0.95);
            color: #fff;
            font-size: 13px;
            font-weight: 800;
            padding: 4px 10px;
            border-radius: 999px;
            box-shadow: 0 2px 8px rgba(0, 179, 88, 0.3);
        }

        .badge-duration {
            position: absolute;
            top: 10px;
            right: 10px;
            background: rgba(0, 0, 0, 0.65);
            color: #fff;
            font-size: 11px;
            font-weight: 600;
            padding: 3px 8px;
            border-radius: 999px;
            backdrop-filter: blur(4px);
        }

        /* ===== 种草清单 ===== */
        .list-hover-item {
            transition: background 0.25s ease, transform 0.25s ease;
            border-radius: 12px;
            padding: 10px;
        }

        .list-hover-item:hover {
            background: rgba(0, 179, 88, 0.06);
            transform: translateX(4px);
        }

        .arrow-circle {
            width: 38px;
            height: 38px;
            border: 1.5px solid var(--border);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.25s ease;
            color: var(--text-secondary);
            flex-shrink: 0;
        }

        .list-hover-item:hover .arrow-circle {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
        }

        /* ===== FAQ ===== */
        .faq-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 14px;
            overflow: hidden;
            transition: border-color 0.25s ease;
        }

        .faq-item:hover {
            border-color: rgba(0, 179, 88, 0.4);
        }

        .faq-btn {
            width: 100%;
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            transition: background 0.25s ease;
            text-align: left;
        }

        .faq-btn:hover {
            background: rgba(0, 179, 88, 0.04);
        }

        .faq-icon {
            width: 20px;
            height: 20px;
            transition: transform 0.3s ease;
            flex-shrink: 0;
            color: var(--primary);
        }

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

        .faq-answer.open {
            max-height: 300px;
        }

        .faq-answer-inner {
            padding: 0 24px 20px;
            color: var(--text-secondary);
            font-size: 15px;
            line-height: 1.7;
        }

        /* ===== CTA 按钮 ===== */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--primary);
            color: #fff;
            font-weight: 600;
            font-size: 15px;
            padding: 14px 32px;
            border-radius: 12px;
            min-height: 48px;
            transition: all 0.25s ease;
            box-shadow: 0 4px 16px rgba(0, 179, 88, 0.3);
            border: 2px solid transparent;
            cursor: pointer;
        }

        .btn-primary:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(0, 179, 88, 0.4);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(0, 179, 88, 0.3);
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: #fff;
            font-weight: 600;
            font-size: 15px;
            padding: 14px 32px;
            border-radius: 12px;
            min-height: 48px;
            transition: all 0.25s ease;
            border: 2px solid rgba(255, 255, 255, 0.6);
            cursor: pointer;
        }

        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
            transform: translateY(-2px);
        }

        .btn-outline-white {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: #fff;
            color: var(--primary-dark);
            font-weight: 700;
            font-size: 15px;
            padding: 14px 32px;
            border-radius: 12px;
            min-height: 48px;
            transition: all 0.25s ease;
            box-shadow: 0 4px 14px rgba(0, 0, 0, 0.15);
            cursor: pointer;
        }

        .btn-outline-white:hover {
            transform: translateY(-2px) scale(1.02);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
            filter: brightness(1.05);
        }

        /* ===== 口碑气泡 ===== */
        .review-bubble {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 16px;
            padding: 18px 20px;
            box-shadow: var(--shadow);
            position: relative;
            transition: box-shadow 0.25s ease;
        }

        .review-bubble::before {
            content: '';
            position: absolute;
            bottom: -8px;
            left: 30px;
            width: 16px;
            height: 16px;
            background: #fff;
            border-right: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
            transform: rotate(45deg);
        }

        .review-bubble:hover {
            box-shadow: var(--shadow-hover);
        }

        /* ===== CTA 深色区块 ===== */
        .cta-block {
            background: var(--deep);
            position: relative;
            overflow: hidden;
        }

        .cta-block::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, rgba(0, 179, 88, 0.3), transparent 70%);
        }

        .cta-block::after {
            content: '';
            position: absolute;
            bottom: -80px;
            left: 10%;
            width: 240px;
            height: 240px;
            border: 2px solid rgba(212, 255, 63, 0.12);
            border-radius: 50%;
        }

        /* ===== 移动端顶栏 ===== */
        .mobile-header {
            backdrop-filter: blur(12px);
            background: rgba(12, 31, 17, 0.9);
        }

        /* ===== 移动端抽屉 ===== */
        .drawer-overlay {
            background: rgba(0, 0, 0, 0.55);
            backdrop-filter: blur(2px);
        }

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

        .fade-up {
            animation: fadeUp 0.6s ease both;
        }

        .delay-100 { animation-delay: 0.1s; }
        .delay-200 { animation-delay: 0.2s; }

        /* ===== 幽灵装饰 ===== */
        .speed-line {
            position: absolute;
            height: 2px;
            background: linear-gradient(90deg, var(--primary), transparent);
            opacity: 0.3;
            border-radius: 2px;
        }

        /* ===== 滚动条 ===== */
        ::-webkit-scrollbar {
            width: 6px;
            height: 6px;
        }

        ::-webkit-scrollbar-track {
            background: transparent;
        }

        ::-webkit-scrollbar-thumb {
            background: rgba(0, 179, 88, 0.4);
            border-radius: 10px;
        }

        ::-webkit-scrollbar-thumb:hover {
            background: rgba(0, 179, 88, 0.6);
        }

        /* ===== 焦点样式 ===== */
        a:focus-visible,
        button:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
            border-radius: 4px;
        }

        /* ===== 文章链接悬停 ===== */
        .news-item-link {
            display: block;
            border-radius: 12px;
            transition: background 0.2s ease;
            padding: 14px 16px;
            margin: 0 -16px;
        }

        .news-item-link:hover {
            background: rgba(0, 179, 88, 0.04);
        }

        .news-item-link:hover .news-title {
            color: var(--primary);
        }

        .news-title {
            transition: color 0.2s ease;
            font-size: 15px;
            font-weight: 600;
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 1;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-excerpt {
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1023px) {
            .sidebar-desktop {
                display: none;
            }
            .main-with-sidebar {
                margin-left: 0;
            }
        }

        @media (min-width: 1024px) {
            .mobile-header {
                display: none;
            }
            .main-with-sidebar {
                margin-left: 18rem;
            }
        }

        @media (max-width: 767px) {
            .hero-section {
                min-height: 520px;
            }
            .hero-content {
                padding-bottom: 50px;
            }
            .btn-primary,
            .btn-outline {
                width: 100%;
                justify-content: center;
            }
        }

        @media (max-width: 520px) {
            .hero-section {
                min-height: 480px;
            }
            .news-title {
                -webkit-line-clamp: 2;
            }
            .news-excerpt {
                -webkit-line-clamp: 2;
            }
        }

/* roulang page: article */
:root {
            --color-primary: #00B358;
            --color-primary-dark: #008A43;
            --color-deep: #0C1F11;
            --color-deep-2: #101B12;
            --color-light: #F5F8F5;
            --color-text: #1F2937;
            --color-muted: #6B7280;
            --color-border: #E5E7EB;
            --radius-card: 16px;
            --radius-btn: 8px;
            --shadow-card: 0 4px 20px rgba(0,0,0,0.05);
            --shadow-hover: 0 12px 32px rgba(0,0,0,0.10);
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Inter', sans-serif;
            background-color: var(--color-light);
            color: var(--color-text);
            line-height: 1.7;
            min-height: 100vh;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color .2s ease;
        }
        img {
            max-width: 100%;
            display: block;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
            font-family: inherit;
        }
        .sidebar {
            position: fixed;
            top: 0;
            left: 0;
            bottom: 0;
            width: 280px;
            background-color: var(--color-deep);
            z-index: 40;
            display: none;
            flex-direction: column;
            box-shadow: 2px 0 20px rgba(0,0,0,0.15);
        }
        @media (min-width: 1024px) {
            .sidebar {
                display: flex;
            }
        }
        .sidebar-group-title {
            font-size: 11px;
            font-weight: 600;
            letter-spacing: .12em;
            text-transform: uppercase;
            color: rgba(255,255,255,.35);
            padding: 0 12px;
            margin: 16px 0 6px;
        }
        .sidebar-link {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 10px 12px;
            border-radius: 10px;
            color: rgba(255,255,255,.75);
            font-size: 14px;
            font-weight: 500;
            margin-bottom: 2px;
            position: relative;
            transition: background .15s, color .15s, transform .15s;
        }
        .sidebar-link:hover {
            background: rgba(255,255,255,.06);
            color: #fff;
            transform: translateX(2px);
        }
        .sidebar-link:hover::after {
            content: '→';
            position: absolute;
            right: 12px;
            color: var(--color-primary);
            font-size: 14px;
        }
        .sidebar-link.active {
            background: rgba(0,179,88,.15);
            color: var(--color-primary);
            font-weight: 600;
        }
        .sidebar-link.active::before {
            content: '';
            position: absolute;
            left: 0;
            top: 8px;
            bottom: 8px;
            width: 3px;
            border-radius: 0 3px 3px 0;
            background: var(--color-primary);
        }
        .sidebar-footer {
            padding: 16px;
            border-top: 1px solid rgba(255,255,255,.05);
            font-size: 11px;
            color: rgba(255,255,255,.28);
        }
        .mobile-header {
            position: sticky;
            top: 0;
            z-index: 40;
            height: 56px;
            background-color: var(--color-deep);
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0 16px;
            color: #fff;
        }
        @media (min-width: 1024px) {
            .mobile-header {
                display: none;
            }
        }
        .drawer-overlay {
            position: fixed;
            inset: 0;
            background: rgba(0,0,0,.55);
            z-index: 45;
            opacity: 0;
            pointer-events: none;
            transition: opacity .25s;
        }
        .drawer-overlay.show {
            opacity: 1;
            pointer-events: auto;
        }
        .drawer {
            position: fixed;
            top: 0;
            left: 0;
            bottom: 0;
            width: 300px;
            background-color: var(--color-deep);
            border-radius: 0 20px 20px 0;
            z-index: 50;
            transform: translateX(-100%);
            transition: transform .3s ease;
            display: flex;
            flex-direction: column;
            padding: 16px 0;
            overflow-y: auto;
        }
        .drawer.open {
            transform: translateX(0);
        }
        .main-content {
            min-height: 100vh;
        }
        @media (min-width: 1024px) {
            .main-content {
                margin-left: 280px;
            }
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 13px;
            color: var(--color-muted);
            margin-bottom: 20px;
        }
        .breadcrumb a:hover {
            color: var(--color-primary);
        }
        .breadcrumb .sep {
            color: #ccc;
        }
        .breadcrumb .current {
            color: var(--color-primary);
            font-weight: 500;
            max-width: 180px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .article-header {
            margin-bottom: 32px;
            padding-bottom: 28px;
            border-bottom: 1px solid var(--color-border);
        }
        .article-header h1 {
            font-size: 32px;
            font-weight: 800;
            line-height: 1.3;
            letter-spacing: -0.01em;
            color: #111827;
            margin-bottom: 12px;
        }
        @media (min-width: 1024px) {
            .article-header h1 {
                font-size: 42px;
            }
        }
        .article-header .meta-row {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: var(--color-muted);
            margin-bottom: 16px;
        }
        .meta-row .cat-tag {
            background: rgba(0,179,88,.1);
            color: var(--color-primary-dark);
            padding: 4px 12px;
            border-radius: 999px;
            font-weight: 600;
            font-size: 12px;
        }
        .article-header .summary {
            font-size: 15px;
            color: #4B5563;
            line-height: 1.8;
            background: #F0F7F2;
            border-left: 3px solid var(--color-primary);
            padding: 14px 18px;
            border-radius: 0 10px 10px 0;
        }
        .article-body {
            font-size: 16px;
            line-height: 1.8;
            color: #374151;
        }
        .article-body h2 {
            font-size: 1.5rem;
            font-weight: 700;
            margin: 2.2rem 0 1rem;
            padding-left: 14px;
            border-left: 4px solid var(--color-primary);
            color: #111827;
        }
        .article-body h3 {
            font-size: 1.25rem;
            font-weight: 600;
            margin: 1.8rem 0 .8rem;
            color: #111827;
        }
        .article-body p {
            margin-bottom: 1rem;
        }
        .article-body a {
            color: var(--color-primary-dark);
            text-decoration: underline;
        }
        .article-body blockquote {
            background: #EAF6EF;
            border-left: 4px solid var(--color-primary);
            padding: 1rem 1.25rem;
            border-radius: 0 10px 10px 0;
            margin: 1.6rem 0;
            color: #374151;
        }
        .article-body img {
            border-radius: 14px;
            margin: 1.6rem auto;
            box-shadow: var(--shadow-card);
        }
        .article-body ul,
        .article-body ol {
            margin: 1rem 0 1.2rem;
            padding-left: 1.5rem;
        }
        .article-body ul li {
            list-style: disc;
            margin-bottom: .5rem;
        }
        .article-body ol li {
            list-style: decimal;
            margin-bottom: .5rem;
        }
        .article-body table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.5rem 0;
            font-size: 14px;
        }
        .article-body table th,
        .article-body table td {
            border: 1px solid #e5e7eb;
            padding: 10px 14px;
            text-align: left;
        }
        .article-body table th {
            background: #F0F7F2;
            font-weight: 600;
        }
        .not-found-box {
            text-align: center;
            padding: 60px 20px;
            background: #fff;
            border-radius: 16px;
            box-shadow: var(--shadow-card);
        }
        .not-found-box p {
            font-size: 18px;
            color: var(--color-muted);
            margin-bottom: 16px;
        }
        .related-section {
            margin-top: 48px;
            padding-top: 36px;
            border-top: 1px solid var(--color-border);
        }
        .related-section .section-title {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 24px;
        }
        .related-section .section-title h2 {
            font-size: 22px;
            font-weight: 700;
            color: #111827;
            position: relative;
            padding-left: 14px;
        }
        .related-section .section-title h2::before {
            content: '';
            position: absolute;
            left: 0;
            top: 4px;
            bottom: 4px;
            width: 4px;
            border-radius: 4px;
            background: var(--color-primary);
        }
        .related-card {
            background: #fff;
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--color-border);
            transition: transform .25s, box-shadow .25s, border-color .25s;
            display: block;
        }
        .related-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
            border-color: #BDE9CC;
        }
        .related-card .thumb {
            position: relative;
            aspect-ratio: 4 / 3;
            overflow: hidden;
        }
        .related-card .thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .35s;
        }
        .related-card:hover .thumb img {
            transform: scale(1.05);
        }
        .related-card .card-body {
            padding: 14px 16px 16px;
        }
        .related-card .card-body .title {
            font-size: 15px;
            font-weight: 600;
            color: #111827;
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 8px;
        }
        .related-card .card-body .time {
            font-size: 12px;
            color: var(--color-muted);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .cta-band {
            background: linear-gradient(135deg, #0C1F11 0%, #163A1E 50%, #1E4A28 100%);
            padding: 56px 0;
            margin-top: 48px;
            position: relative;
            overflow: hidden;
        }
        .cta-band::after {
            content: '';
            position: absolute;
            right: -60px;
            top: -60px;
            width: 200px;
            height: 200px;
            background: rgba(0,179,88,.15);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-band .cta-box {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 10px;
            text-align: center;
            position: relative;
            z-index: 1;
        }
        .cta-band h2 {
            font-size: 28px;
            font-weight: 800;
            color: #fff;
            line-height: 1.3;
        }
        .cta-band p {
            color: rgba(255,255,255,.65);
            font-size: 14px;
            max-width: 420px;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--color-primary);
            color: #fff;
            font-weight: 600;
            font-size: 15px;
            padding: 14px 32px;
            border-radius: 999px;
            box-shadow: 0 4px 18px rgba(0,179,88,.35);
            transition: all .2s ease;
            min-height: 44px;
        }
        .btn-primary:hover {
            background: #00C963;
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(0,179,88,.45);
        }
        .btn-primary:active {
            transform: translateY(0);
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            border: 2px solid var(--color-primary);
            color: var(--color-primary-dark);
            font-weight: 600;
            font-size: 14px;
            padding: 10px 24px;
            border-radius: 999px;
            transition: all .2s ease;
            background: #fff;
        }
        .btn-outline:hover {
            background: var(--color-primary);
            color: #fff;
        }
        .footer-link {
            color: rgba(255,255,255,.6);
            font-size: 14px;
            transition: color .2s;
        }
        .footer-link:hover {
            color: var(--color-primary);
        }
        .tag-chip {
            display: inline-block;
            background: rgba(0,179,88,.1);
            color: var(--color-primary-dark);
            font-size: 12px;
            font-weight: 500;
            padding: 3px 10px;
            border-radius: 999px;
        }
        .reading-progress {
            position: fixed;
            top: 0;
            left: 0;
            height: 3px;
            background: var(--color-primary);
            z-index: 100;
            width: 0;
            transition: width .1s;
        }
        @media (max-width: 640px) {
            .article-header h1 {
                font-size: 26px;
            }
            .breadcrumb .current {
                max-width: 120px;
            }
            .cta-band h2 {
                font-size: 22px;
            }
            .btn-primary {
                width: 100%;
                justify-content: center;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #00B358;
            --primary-dark: #008A43;
            --deep: #0C1F11;
            --deep-2: #101B12;
            --light: #F5F8F5;
            --accent: #D4FF3F;
            --text-main: #1F2937;
            --text-body: #4B5563;
            --text-muted: #9CA3AF;
            --card-border: #E5E7EB;
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.05);
            --shadow-hover: 0 12px 36px rgba(0, 0, 0, 0.10);
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', -apple-system, BlinkMacSystemFont, sans-serif;
            background-color: var(--light);
            color: var(--text-body);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        a {
            text-decoration: none;
            color: inherit;
        }
        img {
            max-width: 100%;
            display: block;
        }
        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
        }
        input {
            font-family: inherit;
            outline: none;
        }
        .container-max {
            max-width: 1280px;
            margin: 0 auto;
            padding-left: 1.25rem;
            padding-right: 1.25rem;
        }
        /* ========== Sidebar ========== */
        .sidebar-link {
            display: flex;
            align-items: center;
            gap: 0.65rem;
            padding: 0.65rem 0.9rem;
            border-radius: 10px;
            font-size: 0.9rem;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.55);
            transition: all .25s ease;
            position: relative;
            margin-bottom: 4px;
            line-height: 1.4;
        }
        .sidebar-link:hover {
            color: rgba(255, 255, 255, 0.95);
            background: rgba(255, 255, 255, 0.06);
        }
        .sidebar-link.active {
            color: #00B358;
            background: rgba(0, 179, 88, 0.12);
            font-weight: 600;
        }
        .sidebar-link.active::before {
            content: '';
            position: absolute;
            left: -16px;
            top: 50%;
            transform: translateY(-50%);
            width: 3px;
            height: 24px;
            border-radius: 4px;
            background: #00B358;
        }
        .sidebar-link:hover::after {
            content: '→';
            margin-left: auto;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.4);
        }
        .sidebar-group-title {
            font-size: 0.68rem;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: rgba(255, 255, 255, 0.28);
            padding: 1rem 0.9rem 0.4rem;
        }
        /* ========== Mobile header ========== */
        .mobile-header {
            background-color: var(--deep);
            height: 56px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0 1rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }
        /* ========== Hero ========== */
        .hero-cat {
            position: relative;
            min-height: 560px;
            display: flex;
            align-items: center;
            background-size: cover;
            background-position: center center;
            overflow: hidden;
        }
        .hero-cat::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(12, 31, 17, 0.92) 0%, rgba(12, 31, 17, 0.62) 45%, rgba(12, 31, 17, 0.25) 100%);
        }
        .hero-cat::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 120px;
            background: linear-gradient(to top, #F5F8F5 0%, rgba(245, 248, 245, 0) 100%);
        }
        .hero-cat .hero-content {
            position: relative;
            z-index: 2;
            max-width: 640px;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }
        .hero-cat .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(0, 179, 88, 0.15);
            border: 1px solid rgba(0, 179, 88, 0.35);
            color: #00B358;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 999px;
            letter-spacing: 0.05em;
        }
        .hero-cat h1 {
            font-size: clamp(2rem, 4vw, 3rem);
            font-weight: 800;
            color: #ffffff;
            line-height: 1.15;
            margin-top: 1rem;
            letter-spacing: -0.02em;
            position: relative;
            display: inline-block;
        }
        .hero-cat h1::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -8px;
            width: 56px;
            height: 4px;
            border-radius: 4px;
            background: linear-gradient(90deg, #00B358, #008A43);
        }
        .hero-cat .hero-desc {
            margin-top: 1.4rem;
            font-size: 1rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.78);
            max-width: 520px;
        }
        .hero-cat .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 0.75rem;
            margin-top: 2rem;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: linear-gradient(135deg, #00B358, #008A43);
            color: #ffffff;
            font-size: 0.9rem;
            font-weight: 600;
            padding: 0.6rem 1.6rem;
            border-radius: 10px;
            box-shadow: 0 4px 18px rgba(0, 179, 88, 0.25);
            transition: all .3s ease;
            min-height: 44px;
            border: none;
            cursor: pointer;
            letter-spacing: 0.02em;
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(0, 179, 88, 0.35);
            filter: brightness(1.08);
        }
        .btn-outline-white {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.06);
            color: #ffffff;
            font-size: 0.9rem;
            font-weight: 600;
            padding: 0.6rem 1.6rem;
            border-radius: 10px;
            border: 1.5px solid rgba(255, 255, 255, 0.35);
            transition: all .3s ease;
            min-height: 44px;
            cursor: pointer;
            backdrop-filter: blur(4px);
        }
        .btn-outline-white:hover {
            background: rgba(255, 255, 255, 0.15);
            border-color: rgba(255, 255, 255, 0.7);
            transform: translateY(-2px);
        }
        .btn-outline-green {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: #00B358;
            font-size: 0.9rem;
            font-weight: 600;
            padding: 0.6rem 1.6rem;
            border-radius: 10px;
            border: 1.5px solid #00B358;
            transition: all .3s ease;
            min-height: 44px;
            cursor: pointer;
        }
        .btn-outline-green:hover {
            background: rgba(0, 179, 88, 0.06);
            transform: translateY(-2px);
        }
        /* ========== Section headings ========== */
        .section-title-wrap {
            margin-bottom: 2.5rem;
        }
        .section-title-wrap .kicker {
            font-size: 0.72rem;
            font-weight: 700;
            letter-spacing: 0.14em;
            text-transform: uppercase;
            color: #00B358;
            margin-bottom: 0.5rem;
        }
        .section-title-wrap h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: #1F2937;
            line-height: 1.25;
            letter-spacing: -0.01em;
        }
        .section-title-wrap p {
            margin-top: 0.6rem;
            font-size: 0.9rem;
            color: #6B7280;
            max-width: 560px;
        }
        /* ========== Cards ========== */
        .card-hover {
            transition: transform .3s ease, box-shadow .3s ease;
        }
        .card-hover:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.10);
        }
        .feature-card {
            background: #ffffff;
            border-radius: 16px;
            border: 1px solid #F0F1F0;
            overflow: hidden;
            transition: all .3s ease;
        }
        .feature-card:hover {
            transform: translateY(-6px);
            box-shadow: 0 16px 40px rgba(0, 0, 0, 0.08);
            border-color: rgba(0, 179, 88, 0.2);
        }
        .feature-card .card-img {
            position: relative;
            overflow: hidden;
            aspect-ratio: 4/5;
        }
        .feature-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .4s ease;
        }
        .feature-card:hover .card-img img {
            transform: scale(1.05);
        }
        .feature-card .card-img .duration-badge {
            position: absolute;
            right: 10px;
            top: 10px;
            background: rgba(0, 0, 0, 0.55);
            color: #fff;
            font-size: 0.68rem;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 999px;
            backdrop-filter: blur(4px);
        }
        .feature-card .card-img .number-badge {
            position: absolute;
            left: 10px;
            top: 10px;
            font-size: 1.5rem;
            font-weight: 800;
            color: #00B358;
            line-height: 1;
            text-shadow: 0 1px 6px rgba(0, 0, 0, 0.3);
        }
        /* ========== Stat chip ========== */
        .stat-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(0, 179, 88, 0.08);
            color: #007a3d;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 999px;
        }
        /* ========== Scenario card ========== */
        .scenario-card {
            background: #ffffff;
            border-radius: 16px;
            border: 1px solid #F0F1F0;
            padding: 1.5rem;
            transition: all .3s ease;
            position: relative;
            overflow: hidden;
        }
        .scenario-card::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 3px;
            background: linear-gradient(180deg, #00B358, #008A43);
            border-radius: 0 4px 4px 0;
            opacity: 0;
            transition: opacity .3s;
        }
        .scenario-card:hover::before {
            opacity: 1;
        }
        .scenario-card:hover {
            box-shadow: 0 8px 28px rgba(0, 0, 0, 0.06);
            transform: translateY(-3px);
        }
        /* ========== Step list ========== */
        .step-item {
            display: flex;
            gap: 1.2rem;
            align-items: flex-start;
            padding: 1.2rem 1rem;
            border-radius: 14px;
            background: #ffffff;
            border: 1px solid #F0F1F0;
            margin-bottom: 0.75rem;
            transition: all .3s ease;
        }
        .step-item:hover {
            border-color: rgba(0, 179, 88, 0.25);
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
        }
        .step-num {
            flex-shrink: 0;
            width: 38px;
            height: 38px;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.9rem;
            font-weight: 700;
            color: #fff;
            background: linear-gradient(135deg, #00B358, #008A43);
        }
        /* ========== FAQ ========== */
        .faq-item {
            background: #ffffff;
            border: 1px solid #F0F1F0;
            border-radius: 14px;
            margin-bottom: 0.75rem;
            overflow: hidden;
            transition: box-shadow .3s;
        }
        .faq-item:hover {
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
        }
        .faq-item .faq-q {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 1.1rem 1.3rem;
            font-weight: 600;
            font-size: 0.95rem;
            color: #1F2937;
            cursor: pointer;
            transition: background .3s;
        }
        .faq-item .faq-q:hover {
            background: rgba(0, 179, 88, 0.03);
        }
        .faq-item .faq-q .arrow {
            transition: transform .3s ease;
            color: #9CA3AF;
            font-size: 0.9rem;
            flex-shrink: 0;
            margin-left: 1rem;
        }
        .faq-item.open .faq-q .arrow {
            transform: rotate(180deg);
            color: #00B358;
        }
        .faq-item .faq-a {
            max-height: 0;
            overflow: hidden;
            transition: max-height .35s ease, padding .35s ease;
            padding: 0 1.3rem;
            font-size: 0.88rem;
            color: #6B7280;
            line-height: 1.75;
        }
        .faq-item.open .faq-a {
            max-height: 400px;
            padding-bottom: 1.1rem;
        }
        /* ========== CTA ========== */
        .cta-section {
            background-color: #0C1F11;
            background-image:
                linear-gradient(135deg, rgba(0, 179, 88, 0.12) 0%, rgba(0, 0, 0, 0) 60%),
                url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(12, 31, 17, 0.85);
        }
        .cta-section .relative {
            position: relative;
            z-index: 2;
        }
        /* ========== Footer ========== */
        .footer-link {
            color: rgba(255, 255, 255, 0.6);
            transition: color .3s;
        }
        .footer-link:hover {
            color: #00B358;
        }
        /* ========== Misc ========== */
        .bg-deep {
            background-color: #0C1F11;
        }
        .text-primary {
            color: #00B358;
        }
        .bg-primary {
            background-color: #00B358;
        }
        .mobile-menu-overlay {
            position: fixed;
            inset: 0;
            z-index: 50;
            background: rgba(0, 0, 0, 0.5);
            display: none;
            backdrop-filter: blur(2px);
        }
        .mobile-drawer {
            position: fixed;
            top: 0;
            left: 0;
            bottom: 0;
            width: 280px;
            z-index: 60;
            background-color: #0C1F11;
            transform: translateX(-100%);
            transition: transform .4s cubic-bezier(.4, 0, .2, 1);
            display: flex;
            flex-direction: column;
            overflow-y: auto;
        }
        .mobile-drawer.open {
            transform: translateX(0);
        }
        .mobile-overlay.active {
            display: block;
        }
        /* ========== Responsive ========== */
        @media (max-width: 1023px) {
            .hero-cat {
                min-height: 480px;
                background-position: 60% center;
            }
            .hero-cat .hero-content {
                padding-left: 1.25rem;
                padding-right: 1.25rem;
            }
        }
        @media (max-width: 640px) {
            .hero-cat {
                min-height: 420px;
            }
            .hero-cat h1 {
                font-size: 1.7rem;
            }
            .hero-cat .hero-desc {
                font-size: 0.88rem;
            }
            .hero-cat .hero-actions {
                flex-direction: column;
                width: 100%;
            }
            .hero-cat .hero-actions .btn-primary,
            .hero-cat .hero-actions .btn-outline-white {
                width: 100%;
                text-align: center;
            }
            .section-title-wrap h2 {
                font-size: 1.4rem;
            }
            .stat-chip {
                font-size: 0.68rem;
                padding: 3px 10px;
            }
        }
        @media (max-width: 520px) {
            .container-max {
                padding-left: 1rem;
                padding-right: 1rem;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #00B358;
            --primary-hover: #00C964;
            --primary-dark: #008A43;
            --deep: #0C1F11;
            --deep-2: #101B12;
            --light-bg: #F5F8F5;
            --text-main: #16231A;
            --text-muted: #64756A;
            --border: #E2E8E3;
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.06);
            --shadow-hover: 0 18px 40px rgba(0, 0, 0, 0.12);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: "PingFang SC", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
            background: #FFFFFF;
            color: var(--text-main);
            line-height: 1.7;
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            text-decoration: none;
            color: inherit;
        }

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

        .app-shell {
            display: flex;
            min-height: 100vh;
        }

        /* ========== 左侧边栏 ========== */
        .sidebar {
            width: 264px;
            position: fixed;
            top: 0;
            left: 0;
            bottom: 0;
            background: var(--deep);
            z-index: 40;
            display: flex;
            flex-direction: column;
            border-right: 1px solid rgba(255, 255, 255, 0.06);
        }

        .sidebar-logo {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 20px 22px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            min-height: 72px;
        }

        .sidebar-logo-icon {
            width: 40px;
            height: 40px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            box-shadow: 0 6px 18px rgba(0, 179, 88, 0.35);
        }

        .sidebar-logo-text {
            color: #FFFFFF;
            font-weight: 800;
            font-size: 17px;
            letter-spacing: -0.01em;
            line-height: 1.3;
        }

        .sidebar-group-title {
            padding: 20px 16px 8px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: rgba(255, 255, 255, 0.35);
        }

        .sidebar-link {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 16px;
            margin: 2px 12px;
            border-radius: 10px;
            font-size: 15px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.72);
            transition: all var(--transition);
            position: relative;
            border-left: 3px solid transparent;
        }

        .sidebar-link svg {
            flex-shrink: 0;
            opacity: 0.7;
            transition: opacity var(--transition);
        }

        .sidebar-link:hover {
            background: rgba(255, 255, 255, 0.06);
            color: #FFFFFF;
        }

        .sidebar-link:hover svg {
            opacity: 1;
        }

        .sidebar-link.active {
            background: rgba(0, 179, 88, 0.15);
            color: var(--primary);
            border-left-color: var(--primary);
            font-weight: 600;
        }

        .sidebar-link.active svg {
            opacity: 1;
            color: var(--primary);
        }

        .sidebar-footer {
            padding: 16px 22px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }

        .sidebar-footer-secure {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.45);
            background: rgba(255, 255, 255, 0.04);
            padding: 6px 12px;
            border-radius: 999px;
        }

        /* ========== 主内容区 ========== */
        .main-area {
            margin-left: 264px;
            width: calc(100% - 264px);
            display: flex;
            flex-direction: column;
            min-height: 100vh;
            background: #FFFFFF;
        }

        /* ========== 移动端顶栏 ========== */
        .mobile-header {
            display: none;
            align-items: center;
            justify-content: space-between;
            height: 56px;
            padding: 0 16px;
            background: var(--deep);
            position: sticky;
            top: 0;
            z-index: 35;
        }

        .mobile-header-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            color: #FFFFFF;
            font-weight: 700;
            font-size: 15px;
        }

        .mobile-header-logo .logo-icon {
            width: 28px;
            height: 28px;
            border-radius: 8px;
            background: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .menu-btn {
            width: 42px;
            height: 42px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 10px;
            color: #FFFFFF;
            transition: background var(--transition);
        }

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

        .mobile-header-spacer {
            width: 42px;
        }

        /* ========== 移动端抽屉 ========== */
        .drawer-overlay {
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.6);
            z-index: 50;
            opacity: 0;
            visibility: hidden;
            transition: opacity var(--transition), visibility var(--transition);
        }

        .drawer-overlay.open {
            opacity: 1;
            visibility: visible;
        }

        .drawer {
            position: fixed;
            top: 0;
            left: 0;
            bottom: 0;
            width: 280px;
            background: var(--deep);
            z-index: 60;
            transform: translateX(-105%);
            transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            display: flex;
            flex-direction: column;
        }

        .drawer.open {
            transform: translateX(0);
        }

        .drawer-close {
            align-self: flex-end;
            margin: 12px 12px 0;
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 8px;
            color: rgba(255, 255, 255, 0.7);
            transition: background var(--transition);
        }

        .drawer-close:hover {
            background: rgba(255, 255, 255, 0.1);
        }

        /* ========== 按钮 ========== */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            min-height: 48px;
            padding: 14px 28px;
            background: var(--primary);
            color: #FFFFFF;
            font-weight: 700;
            font-size: 15px;
            border-radius: 10px;
            border: 2px solid var(--primary);
            box-shadow: 0 8px 24px rgba(0, 179, 88, 0.25);
            transition: all var(--transition);
        }

        .btn-primary:hover {
            background: var(--primary-hover);
            border-color: var(--primary-hover);
            transform: translateY(-2px);
            box-shadow: 0 12px 30px rgba(0, 179, 88, 0.35);
        }

        .btn-primary:active {
            transform: translateY(0);
        }

        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            min-height: 48px;
            padding: 14px 28px;
            background: rgba(255, 255, 255, 0.08);
            color: #FFFFFF;
            font-weight: 600;
            font-size: 15px;
            border-radius: 10px;
            border: 2px solid rgba(255, 255, 255, 0.5);
            backdrop-filter: blur(4px);
            transition: all var(--transition);
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.15);
            border-color: #FFFFFF;
            transform: translateY(-2px);
        }

        .btn-dark-solid {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            min-height: 48px;
            padding: 14px 32px;
            background: var(--primary);
            color: #FFFFFF;
            font-weight: 700;
            font-size: 16px;
            border-radius: 10px;
            transition: all var(--transition);
        }

        .btn-dark-solid:hover {
            background: var(--primary-hover);
            transform: translateY(-2px) scale(1.02);
            box-shadow: 0 14px 34px rgba(0, 179, 88, 0.4);
        }

        /* ========== Hero ========== */
        .hero {
            position: relative;
            min-height: 580px;
            display: flex;
            align-items: flex-end;
            background-size: cover;
            background-position: center 30%;
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(12, 31, 17, 0.30) 0%, rgba(12, 31, 17, 0.55) 45%, rgba(12, 31, 17, 0.94) 100%);
        }

        .hero-content {
            position: relative;
            z-index: 10;
            width: 100%;
            padding: 60px 0 56px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(0, 179, 88, 0.18);
            border: 1px solid rgba(0, 179, 88, 0.35);
            color: #A8FFCB;
            font-size: 13px;
            font-weight: 600;
            padding: 6px 14px;
            border-radius: 999px;
            margin-bottom: 20px;
            letter-spacing: 0.02em;
        }

        .hero h1 {
            font-size: clamp(32px, 5vw, 52px);
            font-weight: 800;
            color: #FFFFFF;
            line-height: 1.15;
            letter-spacing: -0.02em;
            position: relative;
            display: inline-block;
            padding-bottom: 14px;
        }

        .hero h1::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 80px;
            height: 5px;
            border-radius: 99px;
            background: var(--primary);
        }

        .hero-sub {
            margin-top: 18px;
            font-size: 17px;
            color: rgba(255, 255, 255, 0.85);
            max-width: 620px;
            line-height: 1.8;
        }

        .hero-actions {
            margin-top: 36px;
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
        }

        .hero-meta {
            margin-top: 36px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }

        .hero-meta-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.65);
            background: rgba(255, 255, 255, 0.08);
            padding: 6px 14px;
            border-radius: 999px;
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        /* ========== 通用容器与板块 ========== */
        .container-site {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 32px;
        }

        .section {
            padding: 72px 0;
        }

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

        .section-head {
            margin-bottom: 44px;
            max-width: 720px;
        }

        .section-head.center {
            margin-left: auto;
            margin-right: auto;
            text-align: center;
        }

        .section-head h2 {
            font-size: clamp(26px, 3vw, 36px);
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -0.015em;
            color: var(--text-main);
            position: relative;
            padding-bottom: 16px;
        }

        .section-head h2::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 56px;
            height: 4px;
            border-radius: 99px;
            background: var(--primary);
        }

        .section-head.center h2::after {
            left: 50%;
            transform: translateX(-50%);
        }

        .section-head p {
            margin-top: 16px;
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* ========== 卡片 ========== */
        .card {
            background: #FFFFFF;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            height: 100%;
        }

        .card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(0, 179, 88, 0.35);
        }

        .card-icon {
            width: 52px;
            height: 52px;
            border-radius: 14px;
            background: rgba(0, 179, 88, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 18px;
            color: var(--primary);
            transition: all var(--transition);
        }

        .card:hover .card-icon {
            background: var(--primary);
            color: #FFFFFF;
            transform: scale(1.05);
        }

        .card h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--text-main);
        }

        .card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            margin-top: 18px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary-dark);
            transition: gap var(--transition);
        }

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

        /* ========== 大图卡片（精选入口） ========== */
        .feature-card {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            background: var(--deep);
            height: 100%;
            min-height: 220px;
        }

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

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

        .feature-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(12, 31, 17, 0.05) 30%, rgba(12, 31, 17, 0.82) 100%);
        }

        .feature-content {
            position: absolute;
            left: 0;
            right: 0;
            bottom: 0;
            padding: 24px;
        }

        .feature-tag {
            display: inline-block;
            background: var(--primary);
            color: #FFFFFF;
            font-size: 12px;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 999px;
            margin-bottom: 10px;
            letter-spacing: 0.03em;
        }

        .feature-title {
            color: #FFFFFF;
            font-size: 20px;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 6px;
        }

        .feature-desc {
            color: rgba(255, 255, 255, 0.75);
            font-size: 14px;
        }

        /* ========== 流程 ========== */
        .flow-row {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 24px;
            position: relative;
        }

        .flow-step {
            text-align: center;
            padding: 32px 24px;
            background: #FFFFFF;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            position: relative;
            box-shadow: var(--shadow-card);
            transition: transform var(--transition);
        }

        .flow-step:hover {
            transform: translateY(-4px);
        }

        .flow-num {
            width: 48px;
            height: 48px;
            margin: 0 auto 16px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #FFFFFF;
            font-size: 18px;
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 6px 20px rgba(0, 179, 88, 0.3);
        }

        .flow-step h3 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text-main);
        }

        .flow-step p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        .flow-arrow {
            position: absolute;
            top: 50%;
            right: -22px;
            transform: translateY(-50%);
            color: var(--primary);
            font-size: 24px;
            z-index: 2;
        }

        /* ========== 优势 ========== */
        .advantage-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }

        .advantage-item {
            display: flex;
            gap: 16px;
            padding: 24px;
            background: #FFFFFF;
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            transition: all var(--transition);
        }

        .advantage-item:hover {
            border-color: rgba(0, 179, 88, 0.4);
            box-shadow: var(--shadow-card);
            transform: translateY(-2px);
        }

        .advantage-icon {
            width: 42px;
            height: 42px;
            flex-shrink: 0;
            border-radius: 12px;
            background: rgba(0, 179, 88, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-dark);
        }

        .advantage-item h3 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 4px;
        }

        .advantage-item p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 860px;
            margin: 0 auto;
        }

        .faq-item {
            background: #FFFFFF;
            border: 1px solid var(--border);
            border-radius: 14px;
            margin-bottom: 14px;
            overflow: hidden;
            transition: border-color var(--transition);
        }

        .faq-item.open {
            border-color: rgba(0, 179, 88, 0.4);
            box-shadow: var(--shadow-card);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            text-align: left;
            transition: color var(--transition);
            cursor: pointer;
        }

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

        .faq-question svg {
            flex-shrink: 0;
            transition: transform 0.35s ease;
            color: var(--text-muted);
        }

        .faq-item.open .faq-question svg {
            transform: rotate(180deg);
            color: var(--primary);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
            border-top: 0 solid var(--border);
        }

        .faq-item.open .faq-answer {
            border-top-width: 1px;
        }

        .faq-answer-inner {
            padding: 16px 24px 20px;
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.8;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: var(--deep);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -60%;
            right: -10%;
            width: 380px;
            height: 380px;
            background: radial-gradient(circle, rgba(0, 179, 88, 0.22) 0%, transparent 70%);
        }

        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -40%;
            left: 20%;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(0, 179, 88, 0.14) 0%, transparent 70%);
        }

        .cta-inner {
            position: relative;
            z-index: 2;
            text-align: center;
            padding: 72px 24px;
        }

        .cta-inner h2 {
            color: #FFFFFF;
            font-size: clamp(26px, 3vw, 38px);
            font-weight: 800;
            margin-bottom: 16px;
        }

        .cta-inner p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 16px;
            max-width: 560px;
            margin: 0 auto 32px;
            line-height: 1.8;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--deep);
            padding: 48px 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            margin-top: auto;
        }

        .footer-inner {
            max-width: 1240px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 24px;
        }

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

        .footer-logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .footer-logo-text {
            color: #FFFFFF;
            font-size: 18px;
            font-weight: 700;
        }

        .footer-nav {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 12px 28px;
        }

        .footer-nav a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            transition: color var(--transition);
        }

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

        .footer-safe {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
            background: rgba(255, 255, 255, 0.05);
            padding: 6px 14px;
            border-radius: 999px;
        }

        .footer-safe svg {
            color: var(--primary);
        }

        .footer-copy {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.35);
            line-height: 1.8;
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1023px) {
            .sidebar {
                display: none;
            }

            .main-area {
                margin-left: 0;
                width: 100%;
            }

            .mobile-header {
                display: flex;
            }

            .section {
                padding: 56px 0;
            }

            .container-site {
                padding: 0 20px;
            }
        }

        @media (max-width: 767px) {
            .hero {
                min-height: 500px;
            }

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

            .hero-actions {
                flex-direction: column;
                width: 100%;
            }

            .hero-actions .btn-primary,
            .hero-actions .btn-outline-light {
                width: 100%;
            }

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

            .flow-arrow {
                display: none;
            }

            .advantage-list {
                grid-template-columns: 1fr;
            }

            .feature-card {
                min-height: 260px;
            }

            .cta-inner {
                padding: 56px 20px;
            }
        }

        @media (max-width: 520px) {
            .container-site {
                padding: 0 16px;
            }

            .section {
                padding: 44px 0;
            }

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

            .card {
                padding: 22px;
            }

            .footer-nav {
                gap: 10px 20px;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #00B358;
            --primary-dark: #008A43;
            --primary-light: #E7F9EF;
            --deep: #0C1F11;
            --bg: #F5F8F5;
            --text-main: #16241B;
            --text-muted: #5D7266;
            --border-color: #DDE9DF;
            --radius-md: 14px;
            --radius-lg: 20px;
            --shadow-card: 0 4px 24px rgba(12, 31, 17, .06);
            --shadow-hover: 0 12px 32px rgba(12, 31, 17, .14);
            --font-main: 'PingFang SC', 'Microsoft YaHei', 'Inter', system-ui, -apple-system, sans-serif;
        }

        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-main);
            background: var(--bg);
            color: var(--text-main);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        img {
            display: block;
            max-width: 100%;
        }
        a {
            text-decoration: none;
            color: inherit;
        }
        button {
            font-family: inherit;
            cursor: pointer;
        }

        /* ===== 工具类 ===== */
        .text-primary {
            color: var(--primary) !important;
        }
        .text-muted {
            color: var(--text-muted);
        }
        .bg-deep {
            background: var(--deep);
        }
        .section {
            padding: 70px 0;
        }
        .section-label {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: .08em;
            color: var(--primary);
            background: var(--primary-light);
            padding: 5px 12px;
            border-radius: 999px;
            margin-bottom: 14px;
        }
        .section-title {
            font-size: 30px;
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -0.02em;
            margin-bottom: 12px;
        }
        .section-desc {
            color: var(--text-muted);
            font-size: 15px;
            max-width: 560px;
        }

        /* ===== 侧边栏 ===== */
        .app-sidebar {
            position: fixed;
            top: 0;
            left: 0;
            width: 288px;
            height: 100vh;
            background: var(--deep);
            z-index: 40;
            display: flex;
            flex-direction: column;
            border-right: 1px solid rgba(255, 255, 255, .06);
        }
        .sidebar-logo {
            height: 68px;
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 0 20px;
            border-bottom: 1px solid rgba(255, 255, 255, .06);
            flex-shrink: 0;
        }
        .sidebar-logo-text {
            color: #fff;
            font-size: 15px;
            font-weight: 700;
            line-height: 1.3;
            letter-spacing: .01em;
            white-space: nowrap;
        }
        .sidebar-group-title {
            font-size: 11px;
            font-weight: 600;
            color: rgba(255, 255, 255, .3);
            text-transform: uppercase;
            letter-spacing: .08em;
            padding: 20px 12px 8px;
        }
        .sidebar-link {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 11px 12px;
            border-radius: 10px;
            color: rgba(255, 255, 255, .62);
            font-size: 14px;
            font-weight: 500;
            position: relative;
            transition: all .22s ease;
        }
        .sidebar-link svg {
            flex-shrink: 0;
            opacity: .8;
        }
        .sidebar-link:hover {
            background: rgba(255, 255, 255, .06);
            color: #fff;
        }
        .sidebar-link:hover::after {
            content: '→';
            position: absolute;
            right: 14px;
            color: var(--primary);
            font-size: 13px;
        }
        .sidebar-link.active {
            background: rgba(0, 179, 88, .14);
            color: #00E268;
        }
        .sidebar-link.active::before {
            content: '';
            position: absolute;
            left: -12px;
            top: 50%;
            transform: translateY(-50%);
            width: 3px;
            height: 22px;
            background: var(--primary);
            border-radius: 0 3px 3px 0;
        }
        .sidebar-bottom {
            padding: 16px 20px;
            border-top: 1px solid rgba(255, 255, 255, .06);
            color: rgba(255, 255, 255, .32);
            font-size: 12px;
            flex-shrink: 0;
        }

        /* ===== 移动端 ===== */
        .mobile-header {
            display: none;
            position: fixed;
            top: 0;
            right: 0;
            left: 0;
            height: 56px;
            background: var(--deep);
            align-items: center;
            justify-content: space-between;
            padding: 0 16px;
            z-index: 50;
        }
        .drawer-backdrop {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, .5);
            z-index: 60;
        }
        .drawer-backdrop.show {
            display: block;
        }
        .drawer {
            position: fixed;
            top: 0;
            left: 0;
            bottom: 0;
            width: 288px;
            background: var(--deep);
            z-index: 70;
            transform: translateX(-100%);
            transition: transform .3s ease;
            display: flex;
            flex-direction: column;
        }
        .drawer.open {
            transform: translateX(0);
        }

        /* ===== 主区 ===== */
        .main-wrapper {
            margin-left: 288px;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        /* ===== Hero ===== */
        .page-hero {
            position: relative;
            min-height: 580px;
            display: flex;
            align-items: center;
            background-size: cover;
            background-position: center;
            overflow: hidden;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(12, 31, 17, .18) 0%, rgba(12, 31, 17, .6) 45%, rgba(12, 31, 17, .94) 100%);
        }
        .hero-sub {
            color: rgba(255, 255, 255, .8);
            font-size: 16px;
            max-width: 520px;
            margin-top: 14px;
            line-height: 1.8;
        }
        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
            margin-top: 36px;
        }
        .hero-stats .stat-item .stat-value {
            font-size: 24px;
            font-weight: 800;
            color: #fff;
            letter-spacing: -.02em;
        }
        .hero-stats .stat-item .stat-label {
            color: rgba(255, 255, 255, .5);
            font-size: 12px;
            margin-top: 2px;
        }

        /* ===== 按钮 ===== */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--primary);
            color: #fff;
            font-weight: 600;
            font-size: 15px;
            padding: 13px 26px;
            border-radius: 10px;
            min-height: 46px;
            border: none;
            transition: all .2s;
            box-shadow: 0 4px 14px rgba(0, 179, 88, .25);
            white-space: nowrap;
        }
        .btn-primary:hover {
            background: #00c460;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(0, 179, 88, .35);
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: rgba(255, 255, 255, .08);
            color: #fff;
            border: 1px solid rgba(255, 255, 255, .5);
            padding: 12px 24px;
            border-radius: 10px;
            font-weight: 600;
            font-size: 15px;
            min-height: 46px;
            transition: all .2s;
            white-space: nowrap;
        }
        .btn-outline:hover {
            background: rgba(255, 255, 255, .16);
            border-color: #fff;
            transform: translateY(-2px);
        }

        /* ===== 卡片 ===== */
        .cover-card {
            background: #fff;
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-card);
            transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
            display: block;
        }
        .cover-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(0, 179, 88, .45);
        }
        .cover-card .cover-img-wrap {
            overflow: hidden;
            position: relative;
            aspect-ratio: 4/5;
        }
        .cover-card img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .4s ease;
        }
        .cover-card:hover img {
            transform: scale(1.04);
        }
        .cover-card .play-btn {
            position: absolute;
            inset: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            opacity: 0;
            transition: opacity .25s;
        }
        .cover-card:hover .play-btn {
            opacity: 1;
        }
        .play-btn span {
            width: 46px;
            height: 46px;
            border-radius: 50%;
            background: rgba(0, 179, 88, .9);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 16px;
            box-shadow: 0 4px 16px rgba(0, 0, 0, .3);
        }

        .badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 10px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 600;
            line-height: 1.4;
        }
        .badge-hot {
            background: #FF6A00;
            color: #fff;
        }
        .badge-new {
            background: #D4FF3F;
            color: #16241B;
        }
        .badge-green {
            background: var(--primary-light);
            color: var(--primary-dark);
        }
        .tag {
            display: inline-block;
            padding: 3px 10px;
            border-radius: 6px;
            font-size: 12px;
            font-weight: 500;
            background: var(--primary-light);
            color: var(--primary-dark);
        }
        .time-badge {
            position: absolute;
            top: 12px;
            right: 12px;
            background: rgba(0, 0, 0, .6);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 999px;
            backdrop-filter: none;
        }

        /* ===== 统计卡 ===== */
        .stat-card {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 24px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: all .22s ease;
        }
        .stat-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(0, 179, 88, .35);
        }
        .stat-num {
            font-size: 38px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.1;
            letter-spacing: -.02em;
        }

        /* ===== 榜单 ===== */
        .rank-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .rank-item {
            display: flex;
            align-items: center;
            gap: 18px;
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: 16px;
            padding: 12px 16px;
            transition: all .22s ease;
        }
        .rank-item:hover {
            border-color: rgba(0, 179, 88, .4);
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
            background: #fff;
        }
        .rank-num {
            font-size: 26px;
            font-weight: 800;
            font-style: italic;
            color: rgba(0, 179, 88, .25);
            width: 42px;
            text-align: center;
            flex-shrink: 0;
            line-height: 1;
        }
        .rank-item:nth-child(1) .rank-num {
            color: var(--primary);
        }
        .rank-item:nth-child(2) .rank-num {
            color: rgba(0, 179, 88, .7);
        }
        .rank-thumb {
            width: 76px;
            height: 56px;
            border-radius: 10px;
            object-fit: cover;
            flex-shrink: 0;
        }

        /* ===== 场景卡 ===== */
        .scene-card {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 26px 22px;
            box-shadow: var(--shadow-card);
            transition: all .22s ease;
            position: relative;
            overflow: hidden;
        }
        .scene-card::after {
            content: '';
            position: absolute;
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background: var(--primary-light);
            right: -16px;
            bottom: -16px;
            opacity: .5;
            transition: all .3s;
        }
        .scene-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(0, 179, 88, .35);
        }
        .scene-card:hover::after {
            transform: scale(1.6);
            opacity: .2;
        }
        .scene-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: var(--primary-light);
            color: var(--primary-dark);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 19px;
            margin-bottom: 16px;
        }

        /* ===== FAQ ===== */
        .faq-item {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: 14px;
            overflow: hidden;
            transition: border-color .2s, box-shadow .2s;
        }
        .faq-item:hover {
            border-color: rgba(0, 179, 88, .35);
        }
        .faq-item.open {
            border-color: rgba(0, 179, 88, .45);
            box-shadow: var(--shadow-card);
        }
        .faq-q {
            width: 100%;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            padding: 18px 20px;
            background: transparent;
            border: none;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
            text-align: left;
        }
        .faq-q .faq-icon {
            transition: transform .3s;
            color: var(--primary);
            font-size: 14px;
            flex-shrink: 0;
        }
        .faq-item.open .faq-icon {
            transform: rotate(180deg);
        }
        .faq-a {
            max-height: 0;
            overflow: hidden;
            transition: max-height .3s ease;
            padding: 0 20px;
            color: var(--text-muted);
            font-size: 14px;
            line-height: 1.75;
        }
        .faq-item.open .faq-a {
            max-height: 300px;
            padding-bottom: 18px;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: var(--deep);
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            width: 420px;
            height: 420px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(0, 179, 88, .18) 0%, transparent 65%);
            top: -160px;
            right: -80px;
        }
        .cta-section::after {
            content: '';
            position: absolute;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(212, 255, 63, .1) 0%, transparent 65%);
            bottom: -120px;
            left: -60px;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1023px) {
            .app-sidebar {
                display: none;
            }
            .mobile-header {
                display: flex;
            }
            .main-wrapper {
                margin-left: 0;
                padding-top: 56px;
            }
            .page-hero {
                min-height: 520px;
            }
            .section {
                padding: 48px 0;
            }
            .section-title {
                font-size: 24px;
            }
        }
        @media (min-width: 1024px) {
            .drawer,
            .drawer-backdrop {
                display: none !important;
            }
        }
        @media (max-width: 520px) {
            .page-hero {
                min-height: 480px;
            }
            .hero-stats {
                gap: 20px;
            }
            .rank-item {
                flex-wrap: wrap;
                gap: 12px;
            }
            .rank-thumb {
                width: 64px;
                height: 48px;
            }
            .rank-num {
                width: 32px;
                font-size: 22px;
            }
            .btn-primary,
            .btn-outline {
                width: 100%;
            }
        }

/* roulang page: category4 */
:root {
            --primary: #00B358;
            --primary-dark: #008A43;
            --deep: #0C1F11;
            --deep-2: #101B12;
            --bg: #F5F8F5;
            --text: #1A2B20;
            --text-soft: #5B6B60;
            --border: #E3EAE3;
            --white: #ffffff;
            --lime: #D4FF3F;
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
        }
        a {
            text-decoration: none;
            color: inherit;
        }
        img {
            max-width: 100%;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            background: none;
        }

        /* Container */
        .container-custom {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* App Shell Layout */
        .app-shell {
            min-height: 100vh;
            background: var(--bg);
        }
        .sidebar {
            position: fixed;
            top: 0;
            left: 0;
            width: 270px;
            height: 100vh;
            background: var(--deep);
            z-index: 60;
            display: flex;
            flex-direction: column;
            border-right: 1px solid rgba(255, 255, 255, 0.06);
            transition: transform 0.35s ease;
        }
        .sidebar-brand {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 24px 20px 18px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.07);
        }
        .sidebar-brand-icon {
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            box-shadow: 0 6px 16px rgba(0, 179, 88, 0.35);
        }
        .sidebar-brand-text {
            color: var(--white);
            font-size: 18px;
            font-weight: 800;
            letter-spacing: 0.01em;
            line-height: 1.3;
        }
        .sidebar-group-title {
            color: rgba(255, 255, 255, 0.35);
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.1em;
            text-transform: uppercase;
            padding: 20px 20px 8px;
        }
        .sidebar-nav {
            flex: 1;
            overflow-y: auto;
            padding: 4px 12px 12px;
        }
        .sidebar-nav::-webkit-scrollbar {
            width: 4px;
        }
        .sidebar-nav::-webkit-scrollbar-thumb {
            background: rgba(255, 255, 255, 0.15);
            border-radius: 4px;
        }
        .sidebar-link {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 14px;
            border-radius: 10px;
            color: rgba(255, 255, 255, 0.65);
            font-size: 14px;
            font-weight: 500;
            margin-bottom: 4px;
            border-left: 3px solid transparent;
            transition: all 0.25s ease;
            position: relative;
        }
        .sidebar-link svg {
            flex-shrink: 0;
            opacity: 0.8;
        }
        .sidebar-link:hover {
            background: rgba(0, 179, 88, 0.12);
            color: var(--white);
            border-left-color: var(--primary);
            transform: translateX(2px);
        }
        .sidebar-link:hover::after {
            content: '→';
            margin-left: auto;
            color: var(--primary);
            font-size: 16px;
            font-weight: 700;
        }
        .sidebar-link.active {
            background: linear-gradient(90deg, rgba(0, 179, 88, 0.2), rgba(0, 179, 88, 0.05));
            color: var(--primary);
            border-left-color: var(--primary);
            font-weight: 700;
        }
        .sidebar-link.active::after {
            content: '→';
            margin-left: auto;
            color: var(--primary);
            font-size: 16px;
            font-weight: 700;
        }
        .sidebar-footer {
            padding: 18px 20px 22px;
            border-top: 1px solid rgba(255, 255, 255, 0.07);
            text-align: center;
        }
        .sidebar-footer .safe-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: rgba(255, 255, 255, 0.35);
            font-size: 12px;
        }
        .sidebar-footer .copyright {
            color: rgba(255, 255, 255, 0.25);
            font-size: 11px;
            margin-top: 8px;
        }

        /* Main wrapper */
        .main-wrapper {
            margin-left: 270px;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        .main-content {
            flex: 1;
        }

        /* Mobile Header */
        .mobile-header {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: 60px;
            background: var(--deep);
            z-index: 55;
            align-items: center;
            justify-content: space-between;
            padding: 0 16px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .mobile-header .mh-logo {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .mobile-header .mh-logo span {
            color: var(--white);
            font-weight: 800;
            font-size: 15px;
        }
        .drawer-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.5);
            z-index: 65;
        }
        .drawer-overlay.open {
            display: block;
        }
        .drawer {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 280px;
            height: 100vh;
            background: var(--deep);
            z-index: 70;
            transform: translateX(-100%);
            transition: transform 0.35s ease;
            flex-direction: column;
            padding-top: 16px;
        }
        .drawer.open {
            transform: translateX(0);
        }

        /* Hero Section */
        .category-hero {
            position: relative;
            min-height: 560px;
            display: flex;
            align-items: center;
            background: linear-gradient(90deg, rgba(12, 31, 17, 0.92) 0%, rgba(12, 31, 17, 0.72) 50%, rgba(12, 31, 17, 0.45) 100%), url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            padding: 90px 0 70px;
            overflow: hidden;
        }
        .category-hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 120px;
            background: linear-gradient(to top, var(--deep) 0%, transparent 100%);
            opacity: 0.6;
        }
        .category-hero-inner {
            max-width: 720px;
            position: relative;
            z-index: 2;
        }
        .category-hero .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(0, 179, 88, 0.18);
            border: 1px solid rgba(0, 179, 88, 0.4);
            color: #5EE6A0;
            font-size: 13px;
            font-weight: 600;
            padding: 6px 14px;
            border-radius: 999px;
            margin-bottom: 20px;
            letter-spacing: 0.02em;
        }
        .category-hero h1 {
            font-size: 44px;
            font-weight: 800;
            color: var(--white);
            line-height: 1.2;
            letter-spacing: -0.01em;
            margin-bottom: 18px;
            position: relative;
            display: inline-block;
        }
        .category-hero h1::after {
            content: '';
            position: absolute;
            bottom: -8px;
            left: 0;
            width: 64px;
            height: 5px;
            border-radius: 4px;
            background: var(--primary);
        }
        .category-hero p.h-lead {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.7;
            margin-bottom: 12px;
            max-width: 580px;
        }
        .category-hero p.h-sub {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.6);
            max-width: 560px;
            margin-bottom: 32px;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--primary);
            color: var(--white);
            font-size: 15px;
            font-weight: 700;
            padding: 14px 28px;
            border-radius: 10px;
            box-shadow: 0 6px 20px rgba(0, 179, 88, 0.3);
            transition: all 0.3s ease;
            min-height: 48px;
            justify-content: center;
            border: 2px solid transparent;
        }
        .btn-primary:hover {
            background: #00C564;
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(0, 179, 88, 0.4);
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: var(--white);
            font-size: 15px;
            font-weight: 600;
            padding: 14px 28px;
            border-radius: 10px;
            border: 2px solid rgba(255, 255, 255, 0.7);
            transition: all 0.3s ease;
            min-height: 48px;
            justify-content: center;
        }
        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: rgba(0, 179, 88, 0.08);
        }

        /* Section Common */
        .section-block {
            padding: 80px 0;
        }
        .section-head {
            margin-bottom: 44px;
            max-width: 640px;
        }
        .section-head .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--primary);
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            margin-bottom: 12px;
        }
        .section-head h2 {
            font-size: 32px;
            font-weight: 800;
            color: var(--text);
            line-height: 1.25;
            letter-spacing: -0.01em;
            margin-bottom: 12px;
        }
        .section-head p {
            font-size: 16px;
            color: var(--text-soft);
            line-height: 1.7;
        }

        /* Featured Cards */
        .featured-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 24px;
        }
        .featured-card {
            position: relative;
            border-radius: 16px;
            overflow: hidden;
            background: var(--white);
            border: 1px solid var(--border);
            box-shadow: 0 6px 20px rgba(12, 31, 17, 0.05);
            transition: all 0.35s ease;
            min-height: 320px;
            display: flex;
            flex-direction: column;
        }
        .featured-card:hover {
            transform: translateY(-6px);
            box-shadow: 0 16px 40px rgba(12, 31, 17, 0.12);
            border-color: rgba(0, 179, 88, 0.4);
        }
        .featured-card .fc-media {
            position: relative;
            height: 210px;
            overflow: hidden;
        }
        .featured-card.large .fc-media {
            height: 280px;
        }
        .featured-card .fc-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.45s ease;
        }
        .featured-card:hover .fc-media img {
            transform: scale(1.05);
        }
        .featured-card .fc-body {
            padding: 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .featured-card .fc-tag {
            display: inline-flex;
            align-self: flex-start;
            background: rgba(0, 179, 88, 0.1);
            color: var(--primary);
            font-size: 12px;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 999px;
            margin-bottom: 12px;
        }
        .featured-card h3 {
            font-size: 19px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .featured-card p {
            font-size: 14px;
            color: var(--text-soft);
            line-height: 1.65;
        }
        .featured-card .fc-more {
            margin-top: auto;
            padding-top: 16px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--primary);
            font-weight: 600;
            font-size: 14px;
        }

        /* Feature Points */
        .feature-points {
            background: var(--white);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .points-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 28px;
        }
        .point-card {
            display: flex;
            gap: 18px;
            padding: 28px;
            border-radius: 14px;
            background: var(--bg);
            border: 1px solid var(--border);
            transition: all 0.3s ease;
        }
        .point-card:hover {
            border-color: rgba(0, 179, 88, 0.35);
            box-shadow: 0 8px 24px rgba(0, 179, 88, 0.08);
        }
        .point-icon {
            width: 52px;
            height: 52px;
            border-radius: 12px;
            background: linear-gradient(135deg, #00B358, #008A43);
            color: var(--white);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            font-size: 22px;
        }
        .point-card h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 6px;
        }
        .point-card p {
            font-size: 14px;
            color: var(--text-soft);
            line-height: 1.65;
        }

        /* Steps Timeline */
        .steps-section {
            background: var(--deep);
            color: var(--white);
        }
        .steps-section .section-head h2 {
            color: var(--white);
        }
        .steps-section .section-head p {
            color: rgba(255, 255, 255, 0.55);
        }
        .steps-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 0;
            counter-reset: step;
            position: relative;
        }
        .step-item {
            counter-increment: step;
            position: relative;
            padding: 0 0 44px 78px;
        }
        .step-item::before {
            content: counter(step);
            position: absolute;
            left: 0;
            top: 0;
            width: 52px;
            height: 52px;
            border-radius: 12px;
            background: var(--primary);
            color: var(--white);
            font-weight: 800;
            font-size: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 6px 18px rgba(0, 179, 88, 0.35);
        }
        .step-item::after {
            content: '';
            position: absolute;
            left: 25px;
            top: 56px;
            width: 2px;
            height: calc(100% - 20px);
            background: rgba(0, 179, 88, 0.35);
        }
        .step-item:last-child::after {
            display: none;
        }
        .step-item:last-child {
            padding-bottom: 0;
        }
        .step-item h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--white);
        }
        .step-item p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.55);
            line-height: 1.6;
            max-width: 480px;
        }

        /* Tips List */
        .tips-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .tip-row {
            display: flex;
            align-items: center;
            gap: 18px;
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: 14px;
            padding: 14px 16px;
            transition: all 0.3s ease;
        }
        .tip-row:hover {
            background: rgba(0, 179, 88, 0.04);
            border-color: rgba(0, 179, 88, 0.3);
            transform: translateX(6px);
        }
        .tip-row img {
            width: 84px;
            height: 84px;
            object-fit: cover;
            border-radius: 12px;
            flex-shrink: 0;
        }
        .tip-row .tip-info {
            flex: 1;
            min-width: 0;
        }
        .tip-row .tip-info h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 4px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .tip-row .tip-info p {
            font-size: 13px;
            color: var(--text-soft);
            line-height: 1.6;
            overflow: hidden;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
        }
        .tip-row .tip-arrow {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            border: 1px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-soft);
            flex-shrink: 0;
            transition: all 0.3s ease;
        }
        .tip-row:hover .tip-arrow {
            background: var(--primary);
            border-color: var(--primary);
            color: var(--white);
        }

        /* FAQ */
        .faq-wrap {
            max-width: 780px;
            margin: 0 auto;
        }
        .faq-item {
            border: 1px solid var(--border);
            border-radius: 12px;
            margin-bottom: 14px;
            background: var(--white);
            overflow: hidden;
            transition: all 0.3s ease;
        }
        .faq-item:hover {
            border-color: rgba(0, 179, 88, 0.35);
        }
        .faq-item.open {
            border-color: rgba(0, 179, 88, 0.45);
            box-shadow: 0 6px 20px rgba(0, 179, 88, 0.08);
        }
        .faq-q {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            cursor: pointer;
            gap: 16px;
        }
        .faq-q .faq-arrow {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--bg);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-soft);
            flex-shrink: 0;
            transition: all 0.35s ease;
            font-size: 14px;
        }
        .faq-item.open .faq-arrow {
            transform: rotate(180deg);
            background: var(--primary);
            color: var(--white);
        }
        .faq-a {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
            border-top: 0px solid var(--border);
        }
        .faq-item.open .faq-a {
            max-height: 320px;
            border-top-width: 1px;
        }
        .faq-a p {
            padding: 18px 24px;
            font-size: 15px;
            color: var(--text-soft);
            line-height: 1.7;
        }

        /* CTA */
        .cta-section {
            position: relative;
            background: linear-gradient(135deg, #0C1F11 0%, #101B12 100%);
            padding: 80px 0;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 260px;
            height: 260px;
            background: radial-gradient(circle, rgba(0, 179, 88, 0.2) 0%, transparent 70%);
        }
        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -30px;
            left: -30px;
            width: 180px;
            height: 180px;
            background: radial-gradient(circle, rgba(212, 255, 63, 0.15) 0%, transparent 70%);
        }
        .cta-inner {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 720px;
            margin: 0 auto;
        }
        .cta-inner h2 {
            font-size: 36px;
            font-weight: 800;
            color: var(--white);
            margin-bottom: 14px;
            letter-spacing: -0.01em;
        }
        .cta-inner p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 30px;
        }
        .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: var(--primary);
            color: var(--white);
            font-size: 16px;
            font-weight: 700;
            padding: 16px 38px;
            border-radius: 10px;
            box-shadow: 0 8px 30px rgba(0, 179, 88, 0.4);
            transition: all 0.3s ease;
            min-height: 50px;
        }
        .cta-btn:hover {
            background: #00C564;
            transform: translateY(-3px) scale(1.02);
            box-shadow: 0 14px 38px rgba(0, 179, 88, 0.5);
        }

        /* Footer */
        .site-footer {
            background: var(--deep);
            padding: 48px 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-inner {
            max-width: 1280px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
            gap: 24px;
        }
        .footer-brand {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .footer-brand-icon {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--white);
        }
        .footer-brand-text {
            color: var(--white);
            font-size: 20px;
            font-weight: 800;
        }
        .footer-links {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 12px 28px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            transition: color 0.25s ease;
        }
        .footer-links a:hover {
            color: var(--primary);
        }
        .footer-meta {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.3);
            line-height: 1.8;
        }
        .footer-meta .safe {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            margin-bottom: 4px;
        }

        /* Responsive */
        @media (min-width: 640px) {
            .featured-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .points-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .steps-grid {
                grid-template-columns: 1fr;
            }
        }
        @media (min-width: 1024px) {
            .featured-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .featured-card.large {
                grid-column: span 2;
                grid-row: span 1;
            }
            .featured-card.large .fc-media {
                height: 240px;
            }
            .category-hero {
                min-height: 620px;
            }
            .section-block {
                padding: 96px 0;
            }
        }
        @media (max-width: 1023px) {
            .sidebar {
                display: none;
            }
            .main-wrapper {
                margin-left: 0;
                padding-top: 60px;
            }
            .mobile-header {
                display: flex;
            }
            .drawer {
                display: flex;
            }
            .category-hero {
                padding: 64px 0 48px;
                min-height: 480px;
            }
            .category-hero h1 {
                font-size: 34px;
            }
        }
        @media (max-width: 767px) {
            .section-block {
                padding: 60px 0;
            }
            .section-head h2 {
                font-size: 26px;
            }
            .category-hero {
                padding: 50px 0 40px;
            }
            .category-hero h1 {
                font-size: 30px;
            }
            .category-hero p.h-lead {
                font-size: 16px;
            }
            .hero-actions {
                flex-direction: column;
            }
            .hero-actions .btn-primary,
            .hero-actions .btn-outline {
                width: 100%;
            }
            .point-card {
                padding: 20px;
                flex-direction: column;
                align-items: flex-start;
            }
            .tip-row {
                flex-wrap: wrap;
            }
            .tip-row img {
                width: 72px;
                height: 72px;
            }
            .cta-inner h2 {
                font-size: 28px;
            }
            .cta-btn {
                width: 100%;
                justify-content: center;
            }
            .step-item {
                padding-left: 66px;
            }
            .step-item::before {
                width: 46px;
                height: 46px;
                font-size: 18px;
            }
            .step-item::after {
                left: 22px;
            }
        }
        @media (min-width: 375px) {
            .container-custom {
                padding-left: 20px;
                padding-right: 20px;
            }
            .featured-card .fc-body {
                padding: 20px;
            }
        }