/* roulang page: index */
:root {
        --primary: #1e2a47;
        --primary-dark: #141c33;
        --primary-light: #2c3a5e;
        --accent: #e8a33d;
        --accent-hover: #d48f2a;
        --accent-soft: rgba(232, 163, 61, 0.15);
        --bg: #f4f6fb;
        --bg-alt: #ffffff;
        --text: #1c2333;
        --text-light: #5b6472;
        --text-muted: #8a92a3;
        --border: #e2e6ef;
        --border-light: #eef0f5;
        --danger: #e85d4a;
        --success: #2ecc71;
        --radius: 14px;
        --radius-sm: 8px;
        --radius-lg: 22px;
        --shadow: 0 8px 30px rgba(30, 42, 71, 0.08);
        --shadow-lg: 0 18px 50px rgba(30, 42, 71, 0.14);
        --sidebar-width: 250px;
        --transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
        --font-main: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    }
    *,
    *::before,
    *::after {
        box-sizing: border-box;
        margin: 0;
        padding: 0;
    }
    html {
        scroll-behavior: smooth;
        font-size: 16px;
    }
    body {
        font-family: var(--font-main);
        line-height: 1.7;
        color: var(--text);
        background: var(--bg);
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }
    a {
        text-decoration: none;
        color: inherit;
        transition: var(--transition);
    }
    img {
        max-width: 100%;
        display: block;
    }
    ul {
        list-style: none;
    }
    button,
    input,
    textarea {
        font-family: inherit;
        font-size: inherit;
        border: none;
        outline: none;
        background: none;
    }
    button {
        cursor: pointer;
    }
    .container {
        max-width: 1280px;
        margin: 0 auto;
        padding: 0 32px;
        width: 100%;
    }
    .section-pad {
        padding: 96px 0;
    }
    .section-title {
        font-size: clamp(1.8rem, 3.5vw, 2.6rem);
        font-weight: 800;
        line-height: 1.25;
        color: var(--primary);
        margin-bottom: 14px;
        letter-spacing: -0.01em;
    }
    .section-subtitle {
        font-size: 1.1rem;
        color: var(--text-light);
        max-width: 620px;
        margin-bottom: 44px;
        line-height: 1.75;
    }
    .section-head {
        display: flex;
        align-items: flex-end;
        justify-content: space-between;
        gap: 24px;
        margin-bottom: 40px;
        flex-wrap: wrap;
    }
    .section-head .section-title,
    .section-head .section-subtitle {
        margin-bottom: 0;
    }
    .section-overline {
        display: inline-block;
        font-size: 0.77rem;
        font-weight: 700;
        text-transform: uppercase;
        letter-spacing: 0.12em;
        color: var(--accent);
        background: var(--accent-soft);
        padding: 5px 14px;
        border-radius: 30px;
        margin-bottom: 14px;
    }

    /* 左侧竖版导航 */
    .sidebar {
        position: fixed;
        top: 0;
        left: 0;
        bottom: 0;
        width: var(--sidebar-width);
        background: var(--primary-dark);
        z-index: 1000;
        display: flex;
        flex-direction: column;
        padding: 32px 20px;
        overflow-y: auto;
        border-right: 1px solid rgba(255, 255, 255, 0.06);
        box-shadow: 4px 0 30px rgba(12, 16, 30, 0.28);
        transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .sidebar .brand {
        margin-bottom: 48px;
        padding: 0 8px;
    }
    .brand-logo {
        display: flex;
        align-items: center;
        gap: 10px;
        font-size: 1.06rem;
        font-weight: 800;
        color: #fff;
        line-height: 1.3;
        letter-spacing: 0.02em;
    }
    .brand-logo i {
        color: var(--accent);
        font-size: 1.5rem;
    }
    .brand-sub {
        font-size: 0.7rem;
        color: rgba(255, 255, 255, 0.45);
        margin-top: 6px;
        letter-spacing: 0.08em;
        padding-left: 2px;
    }
    .side-nav {
        flex: 1;
    }
    .side-nav .nav-label {
        font-size: 0.7rem;
        color: rgba(255, 255, 255, 0.35);
        text-transform: uppercase;
        letter-spacing: 0.14em;
        margin-bottom: 14px;
        padding: 0 12px;
        font-weight: 700;
    }
    .side-nav ul li {
        margin-bottom: 4px;
    }
    .side-nav ul li a {
        display: flex;
        align-items: center;
        gap: 12px;
        padding: 13px 14px;
        border-radius: 10px;
        color: rgba(255, 255, 255, 0.68);
        font-size: 0.95rem;
        font-weight: 500;
        transition: var(--transition);
        border-left: 3px solid transparent;
    }
    .side-nav ul li a i {
        width: 20px;
        text-align: center;
        font-size: 1.05rem;
        opacity: 0.7;
    }
    .side-nav ul li a:hover {
        color: #fff;
        background: rgba(255, 255, 255, 0.06);
        padding-left: 18px;
    }
    .side-nav ul li a.active {
        color: #fff;
        background: linear-gradient(90deg, rgba(232, 163, 61, 0.2), rgba(232, 163, 61, 0.06));
        border-left-color: var(--accent);
        font-weight: 700;
    }
    .side-nav ul li a.active i {
        color: var(--accent);
        opacity: 1;
    }
    .sidebar-bottom {
        margin-top: 24px;
        padding: 16px 14px;
        background: rgba(255, 255, 255, 0.04);
        border-radius: 12px;
        border: 1px solid rgba(255, 255, 255, 0.06);
    }
    .sidebar-bottom .b-text {
        color: rgba(255, 255, 255, 0.6);
        font-size: 0.8rem;
        line-height: 1.6;
    }
    .sidebar-bottom .b-strong {
        color: var(--accent);
        font-weight: 700;
        font-size: 0.9rem;
        display: block;
        margin-top: 4px;
    }

    /* 主内容区 */
    .main-wrapper {
        margin-left: var(--sidebar-width);
        min-height: 100vh;
        display: flex;
        flex-direction: column;
    }

    /* 移动端 header */
    .mobile-header {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        height: 64px;
        background: var(--primary-dark);
        z-index: 1100;
        align-items: center;
        justify-content: space-between;
        padding: 0 20px;
        box-shadow: 0 4px 20px rgba(12, 16, 30, 0.2);
    }
    .mobile-header .m-brand {
        display: flex;
        align-items: center;
        gap: 8px;
        color: #fff;
        font-weight: 800;
        font-size: 0.95rem;
    }
    .mobile-header .m-brand i {
        color: var(--accent);
    }
    .mobile-toggle {
        width: 42px;
        height: 42px;
        display: flex;
        align-items: center;
        justify-content: center;
        background: rgba(255, 255, 255, 0.1);
        border-radius: 8px;
        color: #fff;
        font-size: 1.2rem;
        transition: var(--transition);
    }
    .mobile-toggle:hover {
        background: rgba(255, 255, 255, 0.2);
    }
    .mobile-menu-overlay {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(12, 16, 30, 0.5);
        z-index: 1050;
        backdrop-filter: blur(3px);
        transition: var(--transition);
    }
    .mobile-menu-overlay.overlay-active {
        display: block;
    }
    .sidebar.sidebar-open {
        transform: translateX(0);
        box-shadow: 0 0 60px rgba(0, 0, 0, 0.4);
    }

    /* Hero */
    .hero {
        position: relative;
        background: var(--primary-dark);
        background-image: url('/assets/images/backpic/back-1.png');
        background-size: cover;
        background-position: center;
        padding: 120px 0 100px;
        overflow: hidden;
    }
    .hero::before {
        content: '';
        position: absolute;
        inset: 0;
        background: linear-gradient(120deg, rgba(14, 18, 34, 0.93) 0%, rgba(14, 18, 34, 0.76) 40%, rgba(20, 28, 51, 0.55) 100%);
    }
    .hero::after {
        content: '';
        position: absolute;
        bottom: -80px;
        right: -80px;
        width: 400px;
        height: 400px;
        background: radial-gradient(circle, rgba(232, 163, 61, 0.18) 0%, transparent 70%);
        border-radius: 50%;
    }
    .hero .container {
        position: relative;
        z-index: 2;
    }
    .hero-badge {
        display: inline-flex;
        align-items: center;
        gap: 10px;
        background: rgba(255, 255, 255, 0.1);
        border: 1px solid rgba(255, 255, 255, 0.15);
        backdrop-filter: blur(8px);
        padding: 8px 18px;
        border-radius: 30px;
        color: rgba(255, 255, 255, 0.9);
        font-size: 0.85rem;
        font-weight: 600;
        margin-bottom: 30px;
    }
    .hero-badge .badge-dot {
        width: 8px;
        height: 8px;
        border-radius: 50%;
        background: var(--accent);
        animation: pulse-dot 2s infinite;
    }
    @keyframes pulse-dot {
        0%,
        100% {
            box-shadow: 0 0 0 0 rgba(232, 163, 61, 0.6);
        }
        50% {
            box-shadow: 0 0 0 8px rgba(232, 163, 61, 0);
        }
    }
    .hero h1 {
        font-size: clamp(2rem, 5vw, 3.6rem);
        font-weight: 900;
        color: #fff;
        line-height: 1.18;
        letter-spacing: -0.02em;
        margin-bottom: 16px;
    }
    .hero h1 .highlight {
        color: var(--accent);
    }
    .hero-subtitle {
        font-size: clamp(1.1rem, 2.4vw, 1.5rem);
        color: rgba(255, 255, 255, 0.9);
        font-weight: 600;
        margin-bottom: 18px;
    }
    .hero-desc {
        font-size: 1.05rem;
        color: rgba(255, 255, 255, 0.68);
        max-width: 620px;
        line-height: 1.85;
        margin-bottom: 36px;
    }
    .hero-actions {
        display: flex;
        gap: 14px;
        flex-wrap: wrap;
        margin-bottom: 56px;
    }
    .btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        padding: 13px 32px;
        border-radius: 50px;
        font-size: 0.95rem;
        font-weight: 700;
        transition: var(--transition);
        border: 2px solid transparent;
        line-height: 1.4;
    }
    .btn-primary {
        background: var(--accent);
        color: #141c33;
        box-shadow: 0 6px 24px rgba(232, 163, 61, 0.35);
    }
    .btn-primary:hover {
        background: var(--accent-hover);
        transform: translateY(-2px);
        box-shadow: 0 10px 30px rgba(232, 163, 61, 0.42);
        color: #141c33;
    }
    .btn-outline {
        background: transparent;
        color: #fff;
        border-color: rgba(255, 255, 255, 0.4);
    }
    .btn-outline:hover {
        border-color: #fff;
        background: rgba(255, 255, 255, 0.08);
        color: #fff;
        transform: translateY(-2px);
    }
    .btn-white {
        background: #fff;
        color: var(--primary);
    }
    .btn-white:hover {
        background: rgba(255, 255, 255, 0.9);
        transform: translateY(-2px);
    }
    .btn-sm {
        padding: 9px 22px;
        font-size: 0.85rem;
    }
    .hero-stats-row {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
        max-width: 700px;
        padding: 28px 0;
        border-top: 1px solid rgba(255, 255, 255, 0.14);
    }
    .hero-stat {
        padding-right: 20px;
    }
    .hero-stat .num {
        font-size: 1.8rem;
        font-weight: 900;
        color: #fff;
        display: block;
        line-height: 1.2;
    }
    .hero-stat .num .accent {
        color: var(--accent);
    }
    .hero-stat .label {
        font-size: 0.85rem;
        color: rgba(255, 255, 255, 0.55);
        margin-top: 4px;
    }

    /* 核心功能 */
    .features {
        background: var(--bg-alt);
        padding: 96px 0;
        border-bottom: 1px solid var(--border-light);
    }
    .features-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 28px;
    }
    .feature-card {
        padding: 36px 28px;
        background: var(--bg);
        border: 1px solid var(--border-light);
        border-radius: var(--radius-lg);
        transition: var(--transition);
        position: relative;
        overflow: hidden;
    }
    .feature-card::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 4px;
        background: linear-gradient(90deg, var(--accent), transparent);
        opacity: 0;
        transition: var(--transition);
    }
    .feature-card:hover {
        transform: translateY(-6px);
        box-shadow: var(--shadow-lg);
        border-color: transparent;
        background: #fff;
    }
    .feature-card:hover::before {
        opacity: 1;
    }
    .feature-icon {
        width: 58px;
        height: 58px;
        border-radius: 14px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1.5rem;
        margin-bottom: 22px;
        background: var(--primary);
        color: #fff;
        transition: var(--transition);
    }
    .feature-card:nth-child(2) .feature-icon {
        background: var(--accent);
        color: #141c33;
    }
    .feature-card:nth-child(3) .feature-icon {
        background: #7b61ff;
    }
    .feature-card:nth-child(4) .feature-icon {
        background: #2e86de;
    }
    .feature-card:hover .feature-icon {
        transform: scale(1.08) rotate(-4deg);
    }
    .feature-card h3 {
        font-size: 1.15rem;
        font-weight: 800;
        color: var(--primary);
        margin-bottom: 12px;
    }
    .feature-card p {
        font-size: 0.9rem;
        color: var(--text-light);
        line-height: 1.7;
    }

    /* 数据指标深色区块 */
    .stats-section {
        background: var(--primary-dark);
        padding: 80px 0;
        position: relative;
        overflow: hidden;
    }
    .stats-section::before {
        content: '';
        position: absolute;
        inset: 0;
        background-image: url('/assets/images/backpic/back-2.png');
        background-size: cover;
        background-position: center;
        opacity: 0.12;
    }
    .stats-section .container {
        position: relative;
        z-index: 2;
    }
    .stats-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 32px;
    }
    .stat-item {
        text-align: center;
        padding: 24px 16px;
        border-radius: var(--radius-lg);
        background: rgba(255, 255, 255, 0.04);
        border: 1px solid rgba(255, 255, 255, 0.08);
        backdrop-filter: blur(4px);
        transition: var(--transition);
    }
    .stat-item:hover {
        background: rgba(255, 255, 255, 0.08);
        transform: translateY(-4px);
    }
    .stat-item .stat-num {
        font-size: 2.6rem;
        font-weight: 900;
        color: #fff;
        line-height: 1.1;
    }
    .stat-item .stat-num .suffix {
        color: var(--accent);
    }
    .stat-item .stat-label {
        font-size: 0.9rem;
        color: rgba(255, 255, 255, 0.58);
        margin-top: 10px;
        font-weight: 500;
    }
    .stat-item .stat-desc {
        font-size: 0.78rem;
        color: rgba(255, 255, 255, 0.38);
        margin-top: 4px;
    }

    /* 分类入口 */
    .categories {
        padding: 96px 0;
        background: var(--bg);
    }
    .cats-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 30px;
    }
    .cat-card {
        border-radius: var(--radius-lg);
        overflow: hidden;
        background: #fff;
        border: 1px solid var(--border-light);
        transition: var(--transition);
        position: relative;
        display: flex;
        flex-direction: column;
    }
    .cat-card:hover {
        transform: translateY(-8px);
        box-shadow: var(--shadow-lg);
        border-color: transparent;
    }
    .cat-card .cat-cover {
        height: 200px;
        overflow: hidden;
        position: relative;
    }
    .cat-card .cat-cover img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.6s ease;
    }
    .cat-card:hover .cat-cover img {
        transform: scale(1.06);
    }
    .cat-card .cat-cover::after {
        content: '';
        position: absolute;
        inset: 0;
        background: linear-gradient(180deg, transparent 55%, rgba(20, 28, 51, 0.35));
    }
    .cat-card .cat-body {
        padding: 28px 26px 30px;
        flex: 1;
        display: flex;
        flex-direction: column;
    }
    .cat-tag {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        font-size: 0.74rem;
        font-weight: 700;
        color: var(--accent);
        background: var(--accent-soft);
        padding: 4px 12px;
        border-radius: 30px;
        margin-bottom: 14px;
        width: fit-content;
    }
    .cat-card h3 {
        font-size: 1.3rem;
        font-weight: 800;
        color: var(--primary);
        margin-bottom: 10px;
    }
    .cat-card p {
        font-size: 0.9rem;
        color: var(--text-light);
        line-height: 1.7;
        flex: 1;
        margin-bottom: 18px;
    }
    .cat-card .cat-link {
        font-size: 0.9rem;
        font-weight: 700;
        color: var(--primary);
        display: inline-flex;
        align-items: center;
        gap: 8px;
    }
    .cat-card .cat-link i {
        transition: transform 0.3s ease;
    }
    .cat-card .cat-link:hover {
        color: var(--accent);
    }
    .cat-card .cat-link:hover i {
        transform: translateX(5px);
    }

    /* 最新资讯 */
    .latest-news {
        padding: 96px 0;
        background: var(--bg-alt);
        border-top: 1px solid var(--border-light);
    }
    .news-list {
        display: flex;
        flex-direction: column;
        gap: 20px;
    }
    .news-item {
        display: flex;
        gap: 24px;
        padding: 26px;
        background: var(--bg);
        border: 1px solid var(--border-light);
        border-radius: var(--radius-lg);
        transition: var(--transition);
        align-items: flex-start;
    }
    .news-item:hover {
        background: #fff;
        box-shadow: var(--shadow);
        transform: translateX(6px);
        border-color: transparent;
    }
    .news-index {
        font-size: 1.8rem;
        font-weight: 900;
        color: var(--border);
        line-height: 1;
        min-width: 46px;
        text-align: center;
        padding-top: 4px;
    }
    .news-item:hover .news-index {
        color: var(--accent);
    }
    .news-item .news-content {
        flex: 1;
    }
    .news-item .news-content h3 {
        font-size: 1.05rem;
        font-weight: 800;
        color: var(--primary);
        margin-bottom: 8px;
        line-height: 1.5;
        transition: var(--transition);
    }
    .news-item .news-content h3 a:hover {
        color: var(--accent);
    }
    .news-item .news-content p {
        font-size: 0.9rem;
        color: var(--text-light);
        line-height: 1.7;
        margin-bottom: 12px;
    }
    .news-meta {
        display: flex;
        align-items: center;
        gap: 14px;
        flex-wrap: wrap;
    }
    .news-meta .cat-badge {
        font-size: 0.74rem;
        font-weight: 700;
        color: var(--primary);
        background: #eef0f7;
        padding: 3px 12px;
        border-radius: 30px;
    }
    .news-meta .time {
        font-size: 0.8rem;
        color: var(--text-muted);
        display: inline-flex;
        align-items: center;
        gap: 5px;
    }
    .news-empty {
        text-align: center;
        padding: 60px 24px;
        background: var(--bg);
        border-radius: var(--radius-lg);
        border: 1px dashed var(--border);
    }
    .news-empty i {
        font-size: 2.4rem;
        color: var(--text-muted);
        margin-bottom: 14px;
        display: block;
    }
    .news-empty p {
        color: var(--text-light);
        font-size: 1.05rem;
    }

    /* 优势介绍 */
    .advantage {
        padding: 96px 0;
        background: var(--bg);
    }
    .advantage-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 56px;
        align-items: center;
    }
    .advantage-visual {
        position: relative;
        border-radius: var(--radius-lg);
        overflow: hidden;
        box-shadow: var(--shadow-lg);
    }
    .advantage-visual img {
        width: 100%;
        height: 420px;
        object-fit: cover;
    }
    .advantage-visual::after {
        content: '';
        position: absolute;
        inset: 0;
        background: linear-gradient(120deg, transparent 30%, rgba(20, 28, 51, 0.25));
    }
    .advantage-content .section-title {
        margin-bottom: 20px;
    }
    .advantage-list {
        display: flex;
        flex-direction: column;
        gap: 18px;
        margin-top: 24px;
    }
    .advantage-list li {
        display: flex;
        gap: 16px;
        align-items: flex-start;
        padding: 18px 20px;
        background: #fff;
        border-radius: var(--radius);
        border: 1px solid var(--border-light);
        transition: var(--transition);
    }
    .advantage-list li:hover {
        box-shadow: var(--shadow);
        transform: translateX(4px);
    }
    .advantage-list li .adv-icon {
        width: 38px;
        height: 38px;
        border-radius: 10px;
        background: var(--accent-soft);
        color: var(--accent);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1rem;
        flex-shrink: 0;
    }
    .advantage-list li h4 {
        font-size: 0.98rem;
        font-weight: 800;
        color: var(--primary);
        margin-bottom: 4px;
    }
    .advantage-list li p {
        font-size: 0.85rem;
        color: var(--text-light);
        line-height: 1.6;
    }

    /* 使用流程 */
    .steps {
        padding: 96px 0;
        background: var(--primary-dark);
        position: relative;
        overflow: hidden;
    }
    .steps::before {
        content: '';
        position: absolute;
        inset: 0;
        background-image: url('/assets/images/backpic/back-3.png');
        background-size: cover;
        background-position: center;
        opacity: 0.08;
    }
    .steps .container {
        position: relative;
        z-index: 2;
    }
    .steps .section-title {
        color: #fff;
    }
    .steps .section-subtitle {
        color: rgba(255, 255, 255, 0.6);
    }
    .steps-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 40px;
        margin-top: 40px;
        position: relative;
    }
    .steps-grid::before {
        content: '';
        position: absolute;
        top: 32px;
        left: 8%;
        right: 8%;
        height: 2px;
        background: linear-gradient(90deg, transparent, rgba(232, 163, 61, 0.4), rgba(232, 163, 61, 0.6), rgba(232, 163, 61, 0.4), transparent);
    }
    .step-item {
        text-align: center;
        padding: 0 12px;
    }
    .step-num {
        width: 64px;
        height: 64px;
        margin: 0 auto 24px;
        border-radius: 50%;
        background: var(--accent);
        color: #141c33;
        font-size: 1.4rem;
        font-weight: 900;
        display: flex;
        align-items: center;
        justify-content: center;
        box-shadow: 0 8px 30px rgba(232, 163, 61, 0.4);
        position: relative;
        z-index: 2;
    }
    .step-item h3 {
        font-size: 1.15rem;
        color: #fff;
        font-weight: 800;
        margin-bottom: 12px;
    }
    .step-item p {
        font-size: 0.88rem;
        color: rgba(255, 255, 255, 0.55);
        line-height: 1.7;
    }

    /* FAQ */
    .faq-section {
        padding: 96px 0;
        background: var(--bg-alt);
    }
    .faq-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 24px;
    }
    .faq-item {
        padding: 28px 30px;
        background: var(--bg);
        border-radius: var(--radius-lg);
        border: 1px solid var(--border-light);
        transition: var(--transition);
    }
    .faq-item:hover {
        background: #fff;
        box-shadow: var(--shadow);
        border-color: transparent;
        transform: translateY(-2px);
    }
    .faq-item h3 {
        font-size: 1.02rem;
        font-weight: 800;
        color: var(--primary);
        margin-bottom: 10px;
        display: flex;
        align-items: center;
        gap: 10px;
    }
    .faq-item h3::before {
        content: 'Q';
        font-size: 0.75rem;
        font-weight: 900;
        color: var(--accent);
        background: var(--accent-soft);
        width: 26px;
        height: 26px;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        flex-shrink: 0;
    }
    .faq-item p {
        font-size: 0.9rem;
        color: var(--text-light);
        line-height: 1.75;
        padding-left: 36px;
    }

    /* CTA */
    .cta-section {
        padding: 80px 0;
        background: var(--primary);
        position: relative;
        overflow: hidden;
    }
    .cta-section::before {
        content: '';
        position: absolute;
        inset: 0;
        background-image: url('/assets/images/backpic/back-1.png');
        background-size: cover;
        background-position: center;
        opacity: 0.1;
    }
    .cta-section .container {
        position: relative;
        z-index: 2;
    }
    .cta-inner {
        max-width: 720px;
        margin: 0 auto;
        text-align: center;
        padding: 40px 0;
    }
    .cta-inner h2 {
        color: #fff;
        font-size: clamp(1.8rem, 3.5vw, 2.6rem);
        font-weight: 900;
        line-height: 1.25;
        margin-bottom: 16px;
    }
    .cta-inner p {
        color: rgba(255, 255, 255, 0.7);
        font-size: 1.05rem;
        margin-bottom: 36px;
        line-height: 1.8;
    }
    .cta-actions {
        display: flex;
        gap: 16px;
        justify-content: center;
        flex-wrap: wrap;
    }

    /* Footer */
    .footer {
        background: var(--primary-dark);
        padding: 64px 0 30px;
        border-top: 1px solid rgba(255, 255, 255, 0.06);
    }
    .footer .container {
        max-width: 1180px;
    }
    .footer-grid {
        display: grid;
        grid-template-columns: 1.5fr 1fr 1fr;
        gap: 48px;
        margin-bottom: 48px;
    }
    .footer-brand h3 {
        color: #fff;
        font-size: 1.2rem;
        font-weight: 800;
        margin-bottom: 14px;
        display: flex;
        align-items: center;
        gap: 10px;
    }
    .footer-brand h3 i {
        color: var(--accent);
    }
    .footer-brand p {
        color: rgba(255, 255, 255, 0.5);
        font-size: 0.9rem;
        line-height: 1.8;
        margin-bottom: 18px;
        max-width: 340px;
    }
    .footer-links h4 {
        color: #fff;
        font-size: 0.95rem;
        font-weight: 700;
        margin-bottom: 18px;
        padding-bottom: 10px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }
    .footer-links ul li {
        margin-bottom: 10px;
    }
    .footer-links ul li a {
        color: rgba(255, 255, 255, 0.5);
        font-size: 0.88rem;
        transition: var(--transition);
    }
    .footer-links ul li a:hover {
        color: var(--accent);
        padding-left: 5px;
    }
    .footer-bottom {
        border-top: 1px solid rgba(255, 255, 255, 0.06);
        padding-top: 26px;
        display: flex;
        justify-content: space-between;
        gap: 16px;
        flex-wrap: wrap;
    }
    .footer-bottom p {
        color: rgba(255, 255, 255, 0.35);
        font-size: 0.82rem;
    }

    /* 通用焦点状态 */
    a:focus-visible,
    button:focus-visible {
        outline: 3px solid var(--accent);
        outline-offset: 2px;
    }

    /* 断点 */
    @media screen and (max-width: 1180px) {
        .features-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .stats-grid {
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .stat-item .stat-num {
            font-size: 2rem;
        }
    }
    @media screen and (max-width: 1024px) {
        .sidebar {
            transform: translateX(-100%);
        }
        .mobile-header {
            display: flex;
        }
        .main-wrapper {
            margin-left: 0;
            padding-top: 64px;
        }
        .mobile-menu-overlay.overlay-active {
            display: block;
        }
        .sidebar.sidebar-open {
            transform: translateX(0);
        }
        .advantage-grid {
            grid-template-columns: 1fr;
            gap: 40px;
        }
        .advantage-visual img {
            height: 320px;
        }
        .categories {
            padding: 72px 0;
        }
    }
    @media screen and (max-width: 768px) {
        .container {
            padding: 0 20px;
        }
        .section-pad {
            padding: 64px 0;
        }
        .features,
        .categories,
        .latest-news,
        .advantage,
        .faq-section,
        .steps {
            padding: 64px 0;
        }
        .hero {
            padding: 90px 0 70px;
        }
        .hero-stats-row {
            grid-template-columns: 1fr;
            gap: 16px;
            padding: 20px 0;
        }
        .hero-stat {
            padding-right: 0;
        }
        .features-grid {
            grid-template-columns: 1fr;
            gap: 20px;
        }
        .stats-grid {
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }
        .cats-grid {
            grid-template-columns: 1fr;
            gap: 24px;
        }
        .cat-card .cat-cover {
            height: 160px;
        }
        .steps-grid {
            grid-template-columns: 1fr;
            gap: 32px;
        }
        .steps-grid::before {
            display: none;
        }
        .faq-grid {
            grid-template-columns: 1fr;
            gap: 16px;
        }
        .footer-grid {
            grid-template-columns: 1fr;
            gap: 32px;
        }
        .footer-bottom {
            flex-direction: column;
            gap: 8px;
        }
        .news-item {
            padding: 18px;
            gap: 14px;
            flex-direction: column;
        }
        .news-index {
            font-size: 1.4rem;
            min-width: auto;
        }
    }
    @media screen and (max-width: 520px) {
        .container {
            padding: 0 16px;
        }
        .hero h1 {
            font-size: 1.8rem;
        }
        .hero-subtitle {
            font-size: 1.05rem;
        }
        .hero-desc {
            font-size: 0.92rem;
        }
        .hero-actions {
            flex-direction: column;
            gap: 10px;
        }
        .btn {
            width: 100%;
        }
        .stats-grid {
            grid-template-columns: 1fr 1fr;
            gap: 12px;
        }
        .stat-item {
            padding: 18px 12px;
        }
        .stat-item .stat-num {
            font-size: 1.6rem;
        }
        .section-title {
            font-size: 1.6rem;
        }
        .section-subtitle {
            font-size: 0.95rem;
        }
        .feature-card {
            padding: 24px 20px;
        }
        .advantage-list li {
            padding: 14px;
        }
        .faq-item {
            padding: 18px;
        }
        .faq-item h3::before {
            display: none;
        }
        .faq-item p {
            padding-left: 0;
        }
        .cta-actions .btn {
            width: 100%;
        }
    }

/* roulang page: article */
:root{
    --c-primary:#4f46e5;
    --c-primary-light:#6366f1;
    --c-primary-dark:#3730a3;
    --c-accent:#f59e0b;
    --c-dark:#0b1120;
    --c-dark-2:#111a2e;
    --c-dark-3:#182442;
    --c-page-bg:#f1f5f9;
    --c-card:#ffffff;
    --c-text:#1e293b;
    --c-text-soft:#64748b;
    --c-border:#e2e8f0;
    --radius-sm:10px;
    --radius-md:16px;
    --radius-lg:24px;
    --shadow-sm:0 2px 10px rgba(15,23,42,.06);
    --shadow-md:0 10px 30px rgba(15,23,42,.08);
    --shadow-lg:0 20px 50px rgba(15,23,42,.14);
    --font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,sans-serif;
    --sidebar-width:280px;
    --trans:all .3s cubic-bezier(.4,0,.2,1);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font-family);background:var(--c-page-bg);color:var(--c-text);line-height:1.7;-webkit-font-smoothing:antialiased}
a{text-decoration:none;color:inherit;transition:var(--trans)}
img{max-width:100%;display:block}
button{font-family:inherit;cursor:pointer}
ul,ol{list-style:none}
h1,h2,h3,h4,h5{line-height:1.3;font-weight:700;letter-spacing:-.02em}
.container{width:100%;max-width:1320px;margin:0 auto;padding-left:24px;padding-right:24px}
.badge{display:inline-flex;align-items:center;gap:6px;background:rgba(79,70,229,.1);color:var(--c-primary);font-size:13px;font-weight:600;padding:5px 14px;border-radius:999px}
.badge-accent{background:rgba(245,158,11,.14);color:#b45309}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:13px 28px;border-radius:12px;font-weight:600;font-size:15px;border:2px solid transparent;transition:var(--trans);line-height:1}
.btn-primary{background:var(--c-primary);color:#fff;box-shadow:0 6px 20px rgba(79,70,229,.3)}
.btn-primary:hover{background:var(--c-primary-dark);transform:translateY(-2px);box-shadow:0 10px 30px rgba(79,70,229,.4)}
.btn-light{background:#fff;color:var(--c-dark)}
.btn-light:hover{background:#e2e8f0;transform:translateY(-2px)}
.btn-outline-light{border-color:rgba(255,255,255,.5);color:#fff}
.btn-outline-light:hover{background:rgba(255,255,255,.12);border-color:#fff;transform:translateY(-2px)}
.btn-ghost{background:transparent;border-color:var(--c-border);color:var(--c-text)}
.btn-ghost:hover{border-color:var(--c-primary);color:var(--c-primary);transform:translateY(-2px)}
.app-shell{display:flex;min-height:100vh}
.sidebar{width:var(--sidebar-width);background:var(--c-dark);position:fixed;top:0;left:0;bottom:0;z-index:200;display:flex;flex-direction:column;padding:28px 20px 24px;overflow-y:auto;transition:var(--trans);box-shadow:4px 0 30px rgba(0,0,0,.15)}
.brand-logo{margin-bottom:38px}
.brand-logo a{display:flex;align-items:center;gap:12px;font-size:20px;font-weight:800;color:#fff;letter-spacing:.5px}
.brand-logo i{font-size:26px;color:var(--c-accent)}
.brand-logo span{line-height:1.2}
.side-nav{flex:1}
.nav-label{font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:rgba(255,255,255,.35);margin:0 0 16px 8px;font-weight:600}
.side-nav ul{display:flex;flex-direction:column;gap:6px}
.side-nav a{display:flex;align-items:center;gap:14px;padding:14px 16px;border-radius:14px;color:rgba(255,255,255,.72);font-size:15px;font-weight:500;position:relative;transition:var(--trans)}
.side-nav a i{width:20px;text-align:center;font-size:16px;color:rgba(255,255,255,.45);transition:var(--trans)}
.side-nav a:hover{background:rgba(255,255,255,.07);color:#fff;transform:translateX(4px)}
.side-nav a:hover i{color:var(--c-accent)}
.side-nav a.active{background:linear-gradient(135deg,rgba(79,70,229,.28),rgba(79,70,229,.12));color:#fff;box-shadow:inset 0 0 0 1px rgba(99,102,241,.4)}
.side-nav a.active::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:4px;height:24px;border-radius:0 4px 4px 0;background:var(--c-accent)}
.side-nav a.active i{color:var(--c-accent)}
.side-footer-info{margin-top:24px}
.side-info-card{background:linear-gradient(135deg,rgba(79,70,229,.2),rgba(245,158,11,.09));border:1px solid rgba(255,255,255,.08);border-radius:16px;padding:18px 16px;display:flex;align-items:flex-start;gap:12px}
.side-info-card .info-icon{width:36px;height:36px;border-radius:10px;background:rgba(245,158,11,.18);display:flex;align-items:center;justify-content:center;font-size:16px;color:var(--c-accent);flex-shrink:0}
.side-info-card p{font-size:13px;color:rgba(255,255,255,.7);line-height:1.55}
.main-wrapper{flex:1;margin-left:var(--sidebar-width);min-width:0;display:flex;flex-direction:column}
.mobile-header{display:none;position:sticky;top:0;z-index:150;background:var(--c-dark);padding:14px 20px;align-items:center;gap:14px}
.mobile-header .menu-toggle{background:rgba(255,255,255,.1);border:none;color:#fff;width:42px;height:42px;border-radius:12px;font-size:18px;display:flex;align-items:center;justify-content:center;transition:var(--trans)}
.mobile-header .menu-toggle:hover{background:rgba(255,255,255,.2)}
.mobile-header .mobile-logo{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700;font-size:17px}
.mobile-header .mobile-logo i{color:var(--c-accent);font-size:20px}
.sidebar-overlay{position:fixed;inset:0;background:rgba(0,0,0,.6);z-index:180;opacity:0;visibility:hidden;transition:var(--trans)}
.sidebar-overlay.show{opacity:1;visibility:visible}
/* Article Hero */
.article-hero{position:relative;min-height:340px;display:flex;align-items:center;padding:80px 0 70px;background:linear-gradient(130deg,rgba(11,17,32,.94) 10%,rgba(55,48,163,.82) 60%,rgba(79,70,229,.7)),url('/assets/images/backpic/back-1.png') center/cover no-repeat}
.article-hero::after{content:"";position:absolute;inset:auto 0 0 0;height:1px;background:linear-gradient(90deg,transparent,rgba(99,102,241,.5),rgba(245,158,11,.4),transparent)}
.hero-overlay-content{position:relative;z-index:2;max-width:860px}
.breadcrumb{display:flex;align-items:center;gap:10px;font-size:14px;color:rgba(255,255,255,.55);margin-bottom:24px;flex-wrap:wrap}
.breadcrumb a{color:rgba(255,255,255,.75);transition:var(--trans)}
.breadcrumb a:hover{color:var(--c-accent)}
.breadcrumb .sep{opacity:.4}
.breadcrumb .current{color:rgba(255,255,255,.9);max-width:340px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.article-hero-title{font-size:clamp(26px,4vw,44px);color:#fff;font-weight:800;line-height:1.25;margin-bottom:22px;text-shadow:0 4px 30px rgba(0,0,0,.35)}
.article-hero-meta{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.article-hero-meta .meta-date{color:rgba(255,255,255,.7);font-size:14px;display:inline-flex;align-items:center;gap:8px}
/* Article Main */
.article-main-section{padding:56px 0 68px;position:relative}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:36px;align-items:start}
.article-card{background:var(--c-card);border-radius:var(--radius-lg);padding:48px;box-shadow:var(--shadow-md);border:1px solid rgba(226,232,240,.6)}
.article-content{font-size:16px;line-height:2;color:#334155}
.article-content h2{font-size:26px;color:var(--c-text);margin:40px 0 18px;padding-bottom:12px;position:relative}
.article-content h2::after{content:"";position:absolute;left:0;bottom:0;width:48px;height:3px;border-radius:4px;background:linear-gradient(90deg,var(--c-primary),var(--c-accent))}
.article-content h3{font-size:21px;color:var(--c-text);margin:32px 0 14px}
.article-content h4{font-size:18px;color:var(--c-text);margin:26px 0 12px}
.article-content p{margin-bottom:20px}
.article-content a{color:var(--c-primary);font-weight:500;border-bottom:1px dashed var(--c-primary)}
.article-content a:hover{color:var(--c-primary-dark);border-bottom-style:solid}
.article-content img{border-radius:16px;margin:28px 0;box-shadow:var(--shadow-md)}
.article-content blockquote{border-left:4px solid var(--c-primary);background:rgba(79,70,229,.05);padding:18px 24px;margin:28px 0;border-radius:0 14px 14px 0;font-size:16px;color:#475569}
.article-content blockquote p{margin:0}
.article-content ul,.article-content ol{margin:20px 0 24px 24px}
.article-content ul li{list-style:disc;margin-bottom:8px}
.article-content ol li{list-style:decimal;margin-bottom:8px}
.article-content table{width:100%;border-collapse:collapse;margin:28px 0;border-radius:12px;overflow:hidden;font-size:15px}
.article-content th{background:var(--c-dark);color:#fff;text-align:left;padding:14px 16px;font-weight:600}
.article-content td{padding:13px 16px;border-bottom:1px solid var(--c-border)}
.article-content tr:nth-child(even){background:#f8fafc}
.article-content code{background:#f1f5f9;padding:3px 8px;border-radius:6px;font-size:14px;color:var(--c-primary)}
.article-tags{display:flex;align-items:center;flex-wrap:wrap;gap:10px;margin-top:42px;padding-top:28px;border-top:1px solid var(--c-border)}
.tag-label{display:inline-flex;align-items:center;gap:7px;font-size:14px;color:var(--c-text-soft);font-weight:600}
.tag{background:#f1f5f9;border:1px solid var(--c-border);color:var(--c-text-soft);font-size:13px;padding:6px 14px;border-radius:999px;transition:var(--trans)}
.tag:hover{background:var(--c-primary);color:#fff;border-color:var(--c-primary);transform:translateY(-1px)}
.not-found{text-align:center;padding:60px 20px}
.not-found i{font-size:56px;color:var(--c-accent);margin-bottom:20px}
.not-found h2{font-size:28px;margin-bottom:12px}
.not-found p{color:var(--c-text-soft);margin-bottom:28px}
/* Sidebar */
.article-sidebar{display:flex;flex-direction:column;gap:24px;position:sticky;top:30px}
.side-widget{background:var(--c-card);border-radius:var(--radius-md);padding:26px;box-shadow:var(--shadow-sm);border:1px solid rgba(226,232,240,.6)}
.side-widget h4{font-size:17px;margin-bottom:18px;display:flex;align-items:center;gap:10px;color:var(--c-text)}
.side-widget h4 i{color:var(--c-primary)}
.widget-list{display:flex;flex-direction:column;gap:4px}
.widget-list a{display:flex;align-items:center;gap:12px;padding:12px 12px;border-radius:10px;font-size:14px;color:var(--c-text-soft);transition:var(--trans)}
.widget-list a i{color:var(--c-primary);width:18px;text-align:center}
.widget-list a .arrow{margin-left:auto;font-size:12px;opacity:.4;transition:var(--trans)}
.widget-list a:hover{background:rgba(79,70,229,.06);color:var(--c-primary);transform:translateX(4px)}
.widget-list a:hover .arrow{opacity:1;transform:translateX(2px)}
.side-widget-dark{background:linear-gradient(145deg,var(--c-dark),var(--c-dark-3));border:none;color:#fff}
.side-widget-dark h4{color:#fff}
.side-widget-dark h4 i{color:var(--c-accent)}
.highlight-item{display:flex;align-items:flex-start;gap:14px;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.07)}
.highlight-item:last-child{border-bottom:none}
.hl-num{font-size:20px;font-weight:800;color:rgba(245,158,11,.85);line-height:1;min-width:34px}
.highlight-item p{font-size:13.5px;color:rgba(255,255,255,.72);line-height:1.6}
/* Related */
.related-section{padding:76px 0;background:var(--c-card)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:42px;flex-wrap:wrap}
.section-head.center{flex-direction:column;align-items:center;text-align:center}
.section-head .section-tag{font-size:12px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--c-accent);background:rgba(245,158,11,.12);padding:5px 14px;border-radius:999px}
.section-head h2{font-size:clamp(24px,3vw,34px);color:var(--c-text);margin-top:12px}
.section-head p{color:var(--c-text-soft);max-width:560px;margin-top:10px}
.related-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:26px}
.related-card{background:#fff;border-radius:var(--radius-md);overflow:hidden;box-shadow:var(--shadow-sm);border:1px solid var(--c-border);transition:var(--trans);display:flex;flex-direction:column}
.related-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:rgba(79,70,229,.25)}
.related-card-img{position:relative;aspect-ratio:16/10;overflow:hidden}
.related-card-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.related-card:hover .related-card-img img{transform:scale(1.06)}
.img-overlay{position:absolute;inset:0;background:linear-gradient(180deg,transparent 35%,rgba(11,17,32,.4))}
.related-card-body{padding:22px;display:flex;flex-direction:column;flex:1}
.related-card-body .badge{align-self:flex-start;margin-bottom:12px}
.related-card-body h3{font-size:17px;line-height:1.5;margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:51px}
.related-card-body p{font-size:13.5px;color:var(--c-text-soft);line-height:1.65;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;flex:1}
.related-card-foot{display:flex;align-items:center;justify-content:space-between;margin-top:18px;padding-top:14px;border-top:1px solid var(--c-border);font-size:13px;color:var(--c-text-soft)}
.related-card-foot i{margin-right:5px}
.read-more{color:var(--c-primary);font-weight:600;display:inline-flex;align-items:center;gap:5px}
.read-more i{transition:var(--trans)}
.related-card:hover .read-more i{transform:translateX(3px)}
.empty-state{grid-column:1/-1;text-align:center;color:var(--c-text-soft);padding:50px 0;font-size:15px;background:#f8fafc;border-radius:var(--radius-md)}
/* Stats */
.stats-section{padding:76px 0;background:linear-gradient(135deg,var(--c-dark),var(--c-dark-3));position:relative;overflow:hidden}
.stats-section::before{content:"";position:absolute;top:-60%;right:-20%;width:500px;height:500px;background:radial-gradient(circle,rgba(99,102,241,.22),transparent 65%);border-radius:50%}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;position:relative;z-index:2}
.stat-card{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.09);border-radius:var(--radius-md);padding:32px 24px;text-align:center;transition:var(--trans)}
.stat-card:hover{background:rgba(255,255,255,.08);transform:translateY(-4px);box-shadow:0 15px 40px rgba(0,0,0,.25)}
.stat-icon{width:54px;height:54px;border-radius:14px;margin:0 auto 18px;background:linear-gradient(135deg,rgba(99,102,241,.35),rgba(245,158,11,.2));display:flex;align-items:center;justify-content:center;font-size:24px;color:#fff}
.stat-num{font-size:32px;font-weight:800;color:#fff;letter-spacing:-.02em}
.stat-label{color:rgba(255,255,255,.55);font-size:14px;margin-top:8px}
/* Category Cards */
.category-section{padding:76px 0}
.category-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;margin-top:12px}
.category-card{background:var(--c-card);border-radius:var(--radius-lg);padding:38px 32px;box-shadow:var(--shadow-sm);border:1px solid var(--c-border);transition:var(--trans);position:relative;overflow:hidden;display:flex;flex-direction:column}
.category-card::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--c-primary),var(--c-accent));opacity:0;transition:var(--trans)}
.category-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.category-card:hover::before{opacity:1}
.cc-icon{width:60px;height:60px;border-radius:16px;background:rgba(79,70,229,.09);display:flex;align-items:center;justify-content:center;font-size:26px;color:var(--c-primary);margin-bottom:22px;transition:var(--trans)}
.category-card:hover .cc-icon{background:var(--c-primary);color:#fff;transform:rotate(-6deg) scale(1.04)}
.category-card h3{font-size:20px;margin-bottom:12px}
.category-card p{font-size:14px;color:var(--c-text-soft);line-height:1.75;flex:1}
.cc-link{display:inline-flex;align-items:center;gap:8px;margin-top:24px;color:var(--c-primary);font-weight:600;font-size:15px}
.cc-link i{transition:var(--trans)}
.category-card:hover .cc-link i{transform:translateX(4px)}
/* CTA */
.cta-section{padding:0 0 80px}
.cta-box{background:linear-gradient(120deg,var(--c-primary) 10%,var(--c-primary-dark) 50%,var(--c-dark) 100%);border-radius:var(--radius-lg);padding:56px 48px;display:flex;align-items:center;justify-content:space-between;gap:36px;position:relative;overflow:hidden;box-shadow:var(--shadow-lg)}
.cta-box::before{content:"";position:absolute;top:-80px;right:-40px;width:300px;height:300px;background:radial-gradient(circle,rgba(245,158,11,.25),transparent 65%);border-radius:50%}
.cta-content{position:relative;z-index:2;flex:1}
.cta-content h2{color:#fff;font-size:clamp(22px,3vw,30px);margin-bottom:12px}
.cta-content p{color:rgba(255,255,255,.8);font-size:15px;max-width:540px}
.cta-actions{position:relative;z-index:2;display:flex;gap:14px;flex-wrap:wrap;flex-shrink:0}
/* FAQ */
.faq-section{padding:76px 0;background:var(--c-card)}
.faq-grid{max-width:860px;margin:0 auto;display:flex;flex-direction:column;gap:16px}
.faq-item{background:#fff;border:1px solid var(--c-border);border-radius:var(--radius-md);overflow:hidden;transition:var(--trans)}
.faq-item.active{box-shadow:var(--shadow-md);border-color:rgba(79,70,229,.3)}
.faq-question{width:100%;background:none;border:none;padding:22px 28px;display:flex;align-items:center;justify-content:space-between;gap:16px;text-align:left;font-size:16px;font-weight:600;color:var(--c-text);transition:var(--trans)}
.faq-question:hover{color:var(--c-primary)}
.faq-question i{font-size:14px;color:var(--c-text-soft);transition:var(--trans);flex-shrink:0}
.faq-item.active .faq-question i{transform:rotate(180deg);color:var(--c-primary)}
.faq-answer{max-height:0;overflow:hidden;transition:max-height .4s ease}
.faq-item.active .faq-answer{max-height:300px}
.faq-answer p{padding:0 28px 24px;color:var(--c-text-soft);font-size:15px;line-height:1.8}
/* Footer */
.footer{background:var(--c-dark);color:rgba(255,255,255,.7);padding:60px 0 0;margin-top:auto}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:48px;padding-bottom:42px}
.footer-brand h3{color:#fff;font-size:20px;display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand h3 i{color:var(--c-accent)}
.footer-brand p{font-size:14px;line-height:1.75;color:rgba(255,255,255,.55);max-width:360px}
.footer-links h4{color:#fff;font-size:15px;margin-bottom:18px}
.footer-links ul{display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:14px;color:rgba(255,255,255,.6);transition:var(--trans);display:inline-flex;align-items:center;gap:8px}
.footer-links a:hover{color:var(--c-accent);transform:translateX(3px)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:22px 0;display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.4)}
@media(max-width:1199px){
    .related-grid{grid-template-columns:repeat(2,1fr)}
    .stats-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:1024px){
    .sidebar{transform:translateX(-105%)}
    .sidebar.open{transform:translateX(0)}
    .main-wrapper{margin-left:0}
    .mobile-header{display:flex}
    .article-layout{grid-template-columns:1fr}
    .article-sidebar{position:static;display:grid;grid-template-columns:1fr 1fr}
}
@media(max-width:768px){
    .container{padding-left:18px;padding-right:18px}
    .article-hero{min-height:300px;padding:56px 0 52px}
    .article-card{padding:28px 22px;border-radius:18px}
    .article-content{font-size:15px}
    .article-sidebar{grid-template-columns:1fr}
    .category-cards{grid-template-columns:1fr}
    .cta-box{flex-direction:column;padding:40px 28px;text-align:center}
    .cta-actions{justify-content:center}
    .footer-grid{grid-template-columns:1fr;gap:32px}
    .faq-question{font-size:15px;padding:18px 20px}
    .faq-answer p{padding:0 20px 20px}
}
@media(max-width:520px){
    .related-grid{grid-template-columns:1fr}
    .stats-grid{grid-template-columns:1fr}
    .section-head{flex-direction:column;align-items:flex-start}
    .article-hero-title{font-size:24px}
    .article-card{padding:20px 16px}
    .breadcrumb{font-size:12.5px}
    .hero-overlay-content{max-width:100%}
    .footer-bottom{flex-direction:column;justify-content:center}
    .btn{padding:12px 20px;font-size:14px}
}

/* roulang page: category1 */
:root {
  --primary: #0e8a6d;
  --primary-dark: #0a6b56;
  --accent: #f0b84b;
  --accent-2: #d99c26;
  --dark: #08130e;
  --dark-2: #10251d;
  --bg: #f3f6f4;
  --surface: #ffffff;
  --text: #14241d;
  --muted: #60746a;
  --border: #dfe8e3;
  --radius: 14px;
  --radius-lg: 22px;
  --shadow: 0 16px 40px rgba(10, 26, 20, 0.07);
  --shadow-hover: 0 22px 48px rgba(10, 26, 20, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

body.is-locked {
  overflow: hidden;
}

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

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

ul {
  margin: 0;
  padding: 0;
}

button {
  font-family: inherit;
}

input {
  font-family: inherit;
}

a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 3px solid rgba(14, 138, 109, 0.45);
  outline-offset: 2px;
}

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

.site-side {
  width: 264px;
  flex: 0 0 264px;
  background: linear-gradient(180deg, #08130e 0%, #0b1f17 100%);
  position: sticky;
  top: 0;
  height: 100vh;
  display: flex;
  flex-direction: column;
  z-index: 300;
  border-right: 1px solid rgba(255, 255, 255, 0.06);
}

.side-brand {
  padding: 30px 26px 18px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  color: #ffffff;
  font-size: 20px;
  font-weight: 800;
  letter-spacing: 0.5px;
}

.brand-logo i {
  color: var(--accent);
  font-size: 22px;
}

.side-slogan {
  display: inline-block;
  margin-top: 12px;
  padding: 5px 12px;
  border-radius: 999px;
  background: rgba(240, 184, 75, 0.12);
  border: 1px solid rgba(240, 184, 75, 0.25);
  color: var(--accent);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1px;
}

.side-nav {
  padding: 22px 18px;
  overflow-y: auto;
}

.nav-label {
  padding: 0 12px;
  margin-bottom: 12px;
  color: rgba(255, 255, 255, 0.4);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.side-nav ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.side-nav a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 12px;
  color: #a9c4b8;
  font-size: 15px;
  font-weight: 600;
  border-left: 3px solid transparent;
  transition: 0.2s ease;
}

.side-nav a i {
  width: 20px;
  text-align: center;
  color: #7ba191;
  transition: 0.2s ease;
}

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

.side-nav a:hover i {
  color: var(--accent);
}

.side-nav a.active {
  background: linear-gradient(90deg, rgba(14, 138, 109, 0.35) 0%, rgba(14, 138, 109, 0.05) 100%);
  color: #ffffff;
  border-left-color: var(--accent);
}

.side-nav a.active i {
  color: var(--accent);
}

.side-card {
  margin: auto 18px 24px;
  padding: 20px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.side-card-title {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #ffffff;
  font-weight: 700;
  margin-bottom: 8px;
}

.side-card-title i {
  color: var(--accent);
}

.side-card p {
  margin: 0 0 12px;
  color: #89a99a;
  font-size: 13px;
  line-height: 1.6;
}

.side-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 700;
}

.side-link:hover {
  color: #ffcf72;
}

.mobile-header {
  display: none;
  position: sticky;
  top: 0;
  z-index: 150;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  background: rgba(8, 19, 14, 0.96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.mobile-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #ffffff;
  font-weight: 800;
  font-size: 17px;
}

.mobile-brand i {
  color: var(--accent);
}

.menu-toggle {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #ffffff;
  font-size: 18px;
  cursor: pointer;
  transition: 0.2s ease;
}

.menu-toggle:hover {
  background: rgba(255, 255, 255, 0.12);
}

.nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  z-index: 250;
  backdrop-filter: blur(3px);
}

.nav-overlay.is-visible {
  display: block;
}

.main-wrap {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.main-wrap main {
  flex: 1;
}

.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 28px;
}

.section {
  padding: 84px 0;
}

.section + .section {
  border-top: 1px solid var(--border);
}

.sec-head {
  margin-bottom: 40px;
  text-align: center;
  max-width: 720px;
}

.sec-head.split {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  text-align: left;
  max-width: none;
}

.sec-head h2 {
  margin: 8px 0 8px;
  font-size: 34px;
  line-height: 1.25;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.5px;
}

.sec-head p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
}

.eyebrow {
  display: inline-block;
  padding: 5px 14px;
  border-radius: 999px;
  background: rgba(14, 138, 109, 0.08);
  border: 1px solid rgba(14, 138, 109, 0.16);
  color: var(--primary);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.cat-hero {
  position: relative;
  padding: 100px 0;
  background:
    linear-gradient(135deg, rgba(5, 18, 12, 0.9) 0%, rgba(8, 34, 24, 0.82) 50%, rgba(8, 28, 20, 0.72) 100%),
    url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
  color: #ffffff;
  overflow: hidden;
}

.cat-hero::after {
  content: '';
  position: absolute;
  top: -60px;
  right: -60px;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(240, 184, 75, 0.22) 0%, transparent 70%);
  pointer-events: none;
}

.cat-hero-inner {
  position: relative;
  z-index: 2;
  max-width: 820px;
}

.cat-hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 20px;
}

.tag {
  display: inline-block;
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
  line-height: 1.4;
}

.tag-gold {
  background: rgba(240, 184, 75, 0.14);
  border: 1px solid rgba(240, 184, 75, 0.32);
  color: #ffd47a;
}

.tag-green {
  background: rgba(14, 138, 109, 0.18);
  border: 1px solid rgba(14, 138, 109, 0.42);
  color: #9bf0d7;
}

.cat-hero h1 {
  margin: 0 0 18px;
  font-size: 46px;
  line-height: 1.18;
  font-weight: 800;
  letter-spacing: -1px;
}

.cat-hero p {
  margin: 0 0 30px;
  font-size: 18px;
  color: #c7ddd2;
  max-width: 680px;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 24px;
  border-radius: 12px;
  font-weight: 700;
  font-size: 15px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: 0.2s ease;
  text-decoration: none;
}

.btn-gold {
  background: var(--accent);
  color: #08130e;
  box-shadow: 0 8px 22px rgba(240, 184, 75, 0.3);
}

.btn-gold:hover {
  background: #ffc963;
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(240, 184, 75, 0.4);
}

.btn-outline-light {
  border-color: rgba(255, 255, 255, 0.45);
  color: #ffffff;
}

.btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.7);
}

.btn-dark {
  background: var(--dark);
  color: #ffffff;
}

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

.more-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--primary);
  font-weight: 700;
  font-size: 14px;
  transition: 0.2s ease;
}

.more-link:hover {
  color: var(--accent-2);
  gap: 12px;
}

.feature-grid .cell {
  margin-bottom: 22px;
}

.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 30px;
  box-shadow: var(--shadow);
  height: 100%;
  position: relative;
  overflow: hidden;
  transition: 0.25s ease;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  opacity: 0;
  transition: 0.25s ease;
}

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

.feature-card:hover::before {
  opacity: 1;
}

.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: linear-gradient(135deg, #0e8a6d 0%, #0a5d49 100%);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin-bottom: 20px;
  box-shadow: 0 8px 20px rgba(14, 138, 109, 0.25);
}

.feature-card h3 {
  margin: 0 0 10px;
  font-size: 20px;
  font-weight: 800;
  color: var(--text);
}

.feature-card p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.7;
}

.news-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.news-item {
  display: flex;
  align-items: stretch;
  gap: 22px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  transition: 0.25s ease;
}

.news-item:hover {
  box-shadow: var(--shadow-hover);
  border-color: rgba(14, 138, 109, 0.3);
}

.news-thumb {
  width: 220px;
  flex: 0 0 220px;
  border-radius: 12px;
  overflow: hidden;
  position: relative;
  background: var(--dark);
}

.news-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s ease;
}

.news-item:hover .news-thumb img {
  transform: scale(1.05);
}

.news-body {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 6px 8px 6px 0;
}

.news-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
  margin-bottom: 8px;
  font-size: 13px;
  color: var(--muted);
}

.news-meta .tag {
  padding: 4px 10px;
  font-size: 12px;
}

.news-body h3 {
  margin: 0 0 8px;
  font-size: 19px;
  font-weight: 800;
  line-height: 1.4;
  color: var(--text);
  transition: 0.2s ease;
}

.news-body h3 a:hover {
  color: var(--primary);
}

.news-body p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.hud-panel {
  background: linear-gradient(135deg, #06130d 0%, #0b2b1e 100%);
  border: 1px solid rgba(14, 138, 109, 0.35);
  border-radius: var(--radius-lg);
  padding: 38px;
  color: #eafff5;
  box-shadow: 0 30px 70px rgba(0, 0, 0, 0.22);
  position: relative;
  overflow: hidden;
}

.hud-panel::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(240, 184, 75, 0.5), transparent);
}

.hud-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  padding-bottom: 24px;
  margin-bottom: 28px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.hud-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--accent);
  font-weight: 800;
  font-size: 15px;
  letter-spacing: 1px;
}

.hud-tag i {
  font-size: 18px;
}

.hud-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #9ccbb8;
  font-size: 14px;
  font-weight: 600;
}

.hud-status .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #34e0a8;
  box-shadow: 0 0 0 4px rgba(52, 224, 168, 0.15);
  animation: pulse 1.8s infinite;
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 4px rgba(52, 224, 168, 0.15); }
  50% { box-shadow: 0 0 0 8px rgba(52, 224, 168, 0.05); }
}

.hud-match {
  padding: 22px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  height: 100%;
}

.hud-match-label {
  font-size: 13px;
  color: #7fa693;
  letter-spacing: 1px;
  font-weight: 700;
  margin-bottom: 14px;
}

.hud-teams {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.hud-team {
  font-size: 18px;
  font-weight: 800;
  color: #ffffff;
  flex: 1;
}

.hud-team.right {
  text-align: right;
}

.hud-score {
  font-size: 36px;
  font-weight: 900;
  color: var(--accent);
  letter-spacing: 2px;
}

.hud-match-status {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  color: #9ccbb8;
  padding-top: 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.hud-metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  height: 100%;
}

.hud-metric {
  padding: 16px 18px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.07);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.hud-metric-label {
  font-size: 13px;
  color: #7fa693;
  font-weight: 600;
  margin-bottom: 6px;
}

.hud-metric-value {
  font-size: 22px;
  font-weight: 800;
  color: #ffffff;
}

.hud-metric-value span {
  color: var(--accent);
  font-weight: 700;
}

.hud-trend {
  font-size: 12px;
  color: #7bc7a8;
  margin-top: 4px;
}

.topic-grid .cell {
  margin-bottom: 22px;
}

.topic-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 100%;
  display: flex;
  flex-direction: column;
  transition: 0.25s ease;
  box-shadow: var(--shadow);
}

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

.topic-thumb {
  height: 190px;
  overflow: hidden;
  position: relative;
}

.topic-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s ease;
}

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

.topic-thumb::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(0, 0, 0, 0.35) 100%);
}

.topic-body {
  padding: 24px 26px 28px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.topic-body .tag {
  align-self: flex-start;
  margin-bottom: 12px;
}

.topic-body h3 {
  margin: 0 0 10px;
  font-size: 19px;
  font-weight: 800;
  line-height: 1.45;
  color: var(--text);
}

.topic-body p {
  margin: 0 0 16px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
  flex: 1;
}

.topic-link {
  color: var(--primary);
  font-weight: 700;
  font-size: 14px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: 0.2s ease;
}

.topic-link:hover {
  color: var(--accent-2);
  gap: 10px;
}

.stats-wrap {
  background: linear-gradient(135deg, var(--dark) 0%, var(--dark-2) 100%);
  border-radius: 26px;
  padding: 46px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  color: #ffffff;
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}

.stats-wrap::before {
  content: '';
  position: absolute;
  top: -40px;
  right: -40px;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(240, 184, 75, 0.16) 0%, transparent 70%);
}

.stat {
  text-align: center;
  padding: 18px 10px;
}

.stat-num {
  font-size: 46px;
  font-weight: 900;
  color: var(--accent);
  letter-spacing: -1px;
  line-height: 1.1;
}

.stat-label {
  margin-top: 10px;
  font-size: 15px;
  font-weight: 600;
  color: #b9d2c6;
}

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

.tl-step {
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  border-top: 4px solid var(--primary);
  box-shadow: var(--shadow);
  transition: 0.25s ease;
}

.tl-step:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
}

.tl-num {
  font-size: 13px;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: 1px;
}

.tl-step h3 {
  margin: 12px 0 10px;
  font-size: 18px;
  font-weight: 800;
  color: var(--text);
}

.tl-step p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}

.faq-list {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px 26px;
  transition: 0.2s ease;
}

.faq-item[open] {
  box-shadow: var(--shadow);
  border-color: rgba(14, 138, 109, 0.25);
}

.faq-summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-size: 17px;
  font-weight: 700;
  color: var(--text);
}

.faq-summary::-webkit-details-marker {
  display: none;
}

.faq-summary .fa-plus {
  color: var(--primary);
  transition: 0.25s ease;
  flex: 0 0 auto;
}

.faq-item[open] .fa-plus {
  transform: rotate(45deg);
  color: var(--accent-2);
}

.faq-answer {
  margin-top: 14px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
  border-top: 1px solid var(--border);
  padding-top: 14px;
}

.cta-box {
  background: linear-gradient(135deg, #0a5c47 0%, #0e8a6d 60%, #0a6b56 100%);
  border-radius: 26px;
  padding: 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  color: #ffffff;
  box-shadow: 0 28px 60px rgba(14, 138, 109, 0.3);
  position: relative;
  overflow: hidden;
}

.cta-box::before {
  content: '';
  position: absolute;
  top: -60px;
  left: 40%;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(240, 184, 75, 0.18) 0%, transparent 70%);
}

.cta-box h2 {
  margin: 0 0 12px;
  font-size: 30px;
  font-weight: 800;
  line-height: 1.3;
}

.cta-box p {
  margin: 0;
  color: #d7efe5;
  font-size: 15px;
  line-height: 1.8;
  max-width: 460px;
}

.cta-form {
  width: 100%;
  max-width: 460px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  position: relative;
  z-index: 2;
}

.cta-form input[type="email"] {
  flex: 1;
  min-width: 200px;
  padding: 14px 18px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff;
  font-size: 15px;
  outline: none;
  transition: 0.2s ease;
}

.cta-form input[type="email"]::placeholder {
  color: #bfdfd2;
}

.cta-form input[type="email"]:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(240, 184, 75, 0.18);
}

.cta-form .btn {
  border: none;
}

.form-note {
  width: 100%;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.65);
  margin-top: 4px;
}

.footer {
  background: var(--dark);
  color: #a8c3b8;
  padding-top: 64px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 44px;
  padding-bottom: 40px;
}

.footer-brand h3 {
  color: #ffffff;
  font-size: 20px;
  font-weight: 800;
  margin: 0 0 14px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-brand h3 i {
  color: var(--accent);
}

.footer-brand p {
  margin: 0;
  color: #89a99a;
  font-size: 14px;
  line-height: 1.8;
  max-width: 360px;
}

.footer-links h4 {
  color: #ffffff;
  font-size: 16px;
  font-weight: 700;
  margin: 0 0 16px;
}

.footer-links ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  color: #89a99a;
  font-size: 14px;
  transition: 0.2s ease;
}

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

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.07);
  padding: 22px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-size: 14px;
  color: #6d8f7e;
}

.footer-bottom p {
  margin: 0;
}

@media (max-width: 1024px) {
  .site-side {
    width: 240px;
    flex-basis: 240px;
  }

  .section {
    padding: 68px 0;
  }

  .cat-hero {
    padding: 80px 0;
  }

  .cat-hero h1 {
    font-size: 38px;
  }

  .news-thumb {
    width: 190px;
    flex-basis: 190px;
  }

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

  .stats-wrap {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    padding: 36px;
  }

  .cta-box {
    flex-direction: column;
    align-items: flex-start;
  }

  .cta-form {
    max-width: 100%;
  }
}

@media (max-width: 900px) {
  .site-side {
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    transform: translateX(-100%);
    transition: transform 0.3s ease;
    box-shadow: 20px 0 50px rgba(0, 0, 0, 0.25);
  }

  .site-side.is-open {
    transform: translateX(0);
  }

  .mobile-header {
    display: flex;
  }

  .main-wrap {
    width: 100%;
  }

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

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

  .sec-head h2 {
    font-size: 28px;
  }

  .cat-hero {
    padding: 64px 0;
  }

  .cat-hero h1 {
    font-size: 32px;
  }

  .cat-hero p {
    font-size: 16px;
  }

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

  .news-thumb {
    width: 100%;
    flex-basis: auto;
    height: 190px;
  }

  .news-body {
    padding: 4px 6px 8px;
  }

  .hud-panel {
    padding: 24px;
  }

  .hud-metrics {
    grid-template-columns: 1fr 1fr;
  }

  .hud-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 520px) {
  .section {
    padding: 52px 0;
  }

  .sec-head {
    margin-bottom: 28px;
  }

  .sec-head.split {
    flex-direction: column;
    align-items: flex-start;
  }

  .feature-card {
    padding: 24px;
  }

  .hero-actions {
    width: 100%;
  }

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

  .cat-hero h1 {
    font-size: 27px;
  }

  .hud-metrics {
    grid-template-columns: 1fr;
  }

  .hud-teams {
    flex-direction: column;
    text-align: center;
  }

  .hud-team.right {
    text-align: center;
  }

  .hud-score {
    font-size: 30px;
  }

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

  .stats-wrap {
    grid-template-columns: 1fr;
    padding: 30px 20px;
  }

  .cta-box {
    padding: 30px 22px;
  }

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

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

  .form-note {
    text-align: left;
  }
}

/* roulang page: category2 */
:root {
    --primary: #0f1923;
    --primary-light: #1a2632;
    --accent: #e94560;
    --accent-hover: #ff5a72;
    --teal: #00d4aa;
    --teal-dark: #00b894;
    --bg: #0a0f16;
    --bg-card: #131c26;
    --border: #1e2a36;
    --text: #e8eef2;
    --text-muted: #8a99a8;
    --radius: 14px;
    --radius-sm: 8px;
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
    --shadow-md: 0 8px 30px rgba(0,0,0,0.4);
    --shadow-accent: 0 6px 24px rgba(233,69,96,0.25);
    --transition: 0.25s ease;
    --sidebar-w: 260px;
    --font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    font-family: var(--font-main);
    background: var(--bg);
    color: var(--text);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; transition: color var(--transition); }
img { max-width: 100%; display: block; }
ul, ol { list-style: none; }
button, input { font-family: inherit; }
::selection { background: rgba(233,69,96,0.3); color: #fff; }
:focus-visible { outline: 2px solid var(--teal); outline-offset: 3px; border-radius: 4px; }

.layout-wrap {
    display: flex;
    min-height: 100vh;
}

/* ===== 侧边导航 ===== */
.sidebar {
    width: var(--sidebar-w);
    position: fixed;
    inset: 0 auto 0 0;
    background: linear-gradient(180deg, #0b1219 0%, #0d1720 100%);
    border-right: 1px solid var(--border);
    z-index: 100;
    display: flex;
    flex-direction: column;
    padding: 24px 16px;
    overflow-y: auto;
}
.side-brand {
    padding: 0 8px 20px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 20px;
}
.side-brand a {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 19px;
    font-weight: 700;
    letter-spacing: 0.5px;
    color: var(--text);
    line-height: 1.3;
}
.side-brand a i {
    color: var(--accent);
    font-size: 22px;
    flex-shrink: 0;
}
.side-nav .nav-label {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--text-muted);
    padding: 0 10px;
    margin-bottom: 12px;
    font-weight: 600;
}
.side-nav ul li { margin-bottom: 4px; }
.side-nav ul li a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 11px 14px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 500;
    color: var(--text-muted);
    border-left: 3px solid transparent;
    transition: all var(--transition);
}
.side-nav ul li a i {
    width: 18px;
    text-align: center;
    font-size: 15px;
    color: inherit;
}
.side-nav ul li a:hover {
    color: var(--text);
    background: rgba(255,255,255,0.04);
}
.side-nav ul li a.active {
    background: linear-gradient(135deg, rgba(233,69,96,0.16), rgba(233,69,96,0.04));
    color: var(--accent);
    border-left-color: var(--accent);
    font-weight: 600;
}
.side-nav ul li a.active i {
    color: var(--accent);
}

.main-content {
    flex: 1;
    margin-left: var(--sidebar-w);
    min-width: 0;
}

/* ===== 通用容器 ===== */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 32px;
    width: 100%;
}

/* ===== 按钮 ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 13px 30px;
    border-radius: 50px;
    font-size: 15px;
    font-weight: 600;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all var(--transition);
    line-height: 1.4;
    text-decoration: none;
}
.btn-primary {
    background: linear-gradient(135deg, var(--accent) 0%, #d64048 100%);
    color: #fff;
    box-shadow: var(--shadow-accent);
}
.btn-primary:hover {
    background: linear-gradient(135deg, var(--accent-hover) 0%, #e94560 100%);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(233,69,96,0.35);
    color: #fff;
}
.btn-ghost {
    background: transparent;
    border-color: var(--border);
    color: var(--text);
}
.btn-ghost:hover {
    border-color: var(--teal);
    color: var(--teal);
    transform: translateY(-2px);
    background: rgba(0,212,170,0.06);
}

/* ===== Hero ===== */
.page-hero {
    position: relative;
    min-height: 420px;
    display: flex;
    align-items: center;
    background-size: cover;
    background-position: center;
    padding: 80px 0;
    overflow: hidden;
}
.page-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(115deg, rgba(10,15,22,0.94) 0%, rgba(10,15,22,0.72) 45%, rgba(10,15,22,0.35) 100%);
}
.page-hero::after {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(0,212,170,0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0,212,170,0.05) 1px, transparent 1px);
    background-size: 36px 36px;
    pointer-events: none;
    opacity: 0.6;
}
.page-hero .container {
    position: relative;
    z-index: 2;
}
.hero-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    border-radius: 50px;
    background: rgba(0,212,170,0.1);
    border: 1px solid rgba(0,212,170,0.25);
    color: var(--teal);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.5px;
    margin-bottom: 18px;
}
.hero-tag i { font-size: 12px; }
.page-hero h1 {
    font-size: 46px;
    font-weight: 800;
    line-height: 1.2;
    max-width: 720px;
    margin-bottom: 18px;
    letter-spacing: 1px;
}
.page-hero h1 span {
    color: var(--accent);
    position: relative;
}
.page-hero p.lead {
    font-size: 17px;
    color: var(--text-muted);
    max-width: 640px;
    margin-bottom: 32px;
}
.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

/* ===== 通用板块 ===== */
.section {
    padding: 80px 0;
}
.section.alt {
    background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
    border-top: 1px solid rgba(255,255,255,0.03);
    border-bottom: 1px solid rgba(255,255,255,0.03);
}
.section-header {
    max-width: 680px;
    margin-bottom: 48px;
}
.section-header.center {
    margin-left: auto;
    margin-right: auto;
    text-align: center;
}
.section-tag {
    display: inline-block;
    padding: 5px 14px;
    border-radius: 50px;
    background: rgba(233,69,96,0.12);
    color: var(--accent);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 14px;
}
.section-title {
    font-size: 34px;
    font-weight: 800;
    line-height: 1.25;
    margin-bottom: 14px;
}
.section-title em {
    font-style: normal;
    color: var(--teal);
}
.section-subtitle {
    font-size: 15px;
    color: var(--text-muted);
    line-height: 1.8;
}

/* ===== 指标卡 ===== */
.metric-card {
    background: linear-gradient(145deg, var(--bg-card) 0%, #111b24 100%);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 30px 24px;
    position: relative;
    overflow: hidden;
    transition: all var(--transition);
    height: 100%;
}
.metric-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--teal), transparent);
    opacity: 0.5;
}
.metric-card:hover {
    border-color: rgba(0,212,170,0.4);
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}
.metric-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    border-radius: 12px;
    background: rgba(0,212,170,0.1);
    border: 1px solid rgba(0,212,170,0.2);
    color: var(--teal);
    font-size: 20px;
    margin-bottom: 18px;
}
.metric-value {
    font-size: 38px;
    font-weight: 800;
    line-height: 1.1;
    color: var(--text);
    margin-bottom: 4px;
    font-variant-numeric: tabular-nums;
}
.metric-value sup {
    font-size: 16px;
    color: var(--teal);
    margin-left: 2px;
}
.metric-label {
    font-size: 13px;
    color: var(--text-muted);
    letter-spacing: 0.5px;
}

/* ===== 服务卡片 ===== */
.service-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 34px 28px;
    transition: all var(--transition);
    height: 100%;
    position: relative;
    overflow: hidden;
}
.service-card::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--accent), transparent);
    opacity: 0;
    transition: opacity var(--transition);
}
.service-card:hover {
    border-color: rgba(233,69,96,0.35);
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}
.service-card:hover::after {
    opacity: 1;
}
.service-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 14px;
    background: linear-gradient(135deg, rgba(233,69,96,0.15), rgba(233,69,96,0.05));
    border: 1px solid rgba(233,69,96,0.3);
    color: var(--accent);
    font-size: 24px;
    margin-bottom: 22px;
}
.service-card h3 {
    font-size: 19px;
    font-weight: 700;
    margin-bottom: 12px;
}
.service-card p {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.8;
    margin-bottom: 18px;
}
.service-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.tag {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 50px;
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--border);
    font-size: 12px;
    color: var(--text-muted);
    font-weight: 500;
}

/* ===== 报告卡片 ===== */
.report-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: all var(--transition);
    height: 100%;
    display: flex;
    flex-direction: column;
}
.report-card:hover {
    border-color: rgba(0,212,170,0.35);
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}
.report-cover {
    position: relative;
    height: 190px;
    overflow: hidden;
    background: #0d141c;
}
.report-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}
.report-card:hover .report-cover img {
    transform: scale(1.05);
}
.report-cover .cover-badge {
    position: absolute;
    top: 14px;
    left: 14px;
    padding: 4px 12px;
    border-radius: 50px;
    background: rgba(10,15,22,0.85);
    border: 1px solid rgba(255,255,255,0.12);
    color: var(--teal);
    font-size: 12px;
    font-weight: 600;
    backdrop-filter: blur(6px);
}
.report-body {
    padding: 24px;
    flex: 1;
    display: flex;
    flex-direction: column;
}
.report-body h3 {
    font-size: 17px;
    font-weight: 700;
    line-height: 1.5;
    margin-bottom: 10px;
}
.report-body p {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 18px;
    flex: 1;
}
.report-meta {
    display: flex;
    align-items: center;
    gap: 14px;
    padding-top: 14px;
    border-top: 1px solid rgba(255,255,255,0.05);
    font-size: 12px;
    color: var(--text-muted);
}
.report-meta i {
    color: var(--teal);
    font-size: 12px;
    margin-right: 4px;
}

/* ===== 流程 ===== */
.workflow-list {
    position: relative;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 28px;
}
.workflow-list::before {
    content: "";
    position: absolute;
    top: 32px;
    left: 8%;
    right: 8%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border) 20%, var(--border) 80%, transparent);
}
.workflow-item {
    position: relative;
    text-align: center;
    padding: 0 12px;
}
.workflow-num {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    border-radius: 50%;
    background: linear-gradient(145deg, #1a2632, #0f1923);
    border: 1px solid var(--border);
    color: var(--accent);
    font-size: 22px;
    font-weight: 700;
    position: relative;
    z-index: 2;
    box-shadow: 0 0 0 6px var(--bg);
    transition: all var(--transition);
}
.workflow-item:hover .workflow-num {
    border-color: var(--accent);
    box-shadow: 0 0 0 6px var(--bg), var(--shadow-accent);
}
.workflow-item h3 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 10px;
}
.workflow-item p {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.7;
}

/* ===== 专家卡片 ===== */
.expert-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px 28px;
    text-align: center;
    transition: all var(--transition);
    height: 100%;
}
.expert-card:hover {
    border-color: rgba(233,69,96,0.3);
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}
.expert-avatar {
    width: 84px;
    height: 84px;
    margin: 0 auto 18px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(233,69,96,0.2), rgba(0,212,170,0.15));
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid rgba(233,69,96,0.4);
    color: var(--accent);
    font-size: 28px;
    font-weight: 700;
}
.expert-name {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 2px;
}
.expert-role {
    display: inline-block;
    padding: 3px 12px;
    border-radius: 50px;
    background: rgba(0,212,170,0.1);
    border: 1px solid rgba(0,212,170,0.2);
    color: var(--teal);
    font-size: 12px;
    font-weight: 600;
    margin: 8px 0 12px;
}
.expert-card p {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.7;
}

/* ===== FAQ ===== */
.faq-list {
    max-width: 820px;
    margin: 0 auto;
}
.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    margin-bottom: 12px;
    overflow: hidden;
    transition: border-color var(--transition);
}
.faq-item:hover {
    border-color: rgba(0,212,170,0.25);
}
.faq-item.open {
    border-color: rgba(233,69,96,0.3);
}
.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 18px 24px;
    background: transparent;
    border: none;
    color: var(--text);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    text-align: left;
    transition: background var(--transition);
}
.faq-question:hover {
    background: rgba(255,255,255,0.02);
}
.faq-question i {
    color: var(--teal);
    font-size: 14px;
    transition: transform var(--transition);
}
.faq-item.open .faq-question i {
    transform: rotate(45deg);
    color: var(--accent);
}
.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease;
}
.faq-answer-inner {
    padding: 0 24px 20px;
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.8;
    border-top: 1px solid rgba(255,255,255,0.04);
    padding-top: 14px;
}

/* ===== CTA ===== */
.cta-section {
    padding: 20px 0 80px;
}
.cta-inner {
    position: relative;
    background: linear-gradient(135deg, #101b26 0%, #0d141c 100%);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 60px 48px;
    text-align: center;
    overflow: hidden;
}
.cta-inner::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle at 20% 30%, rgba(233,69,96,0.12), transparent 40%),
        radial-gradient(circle at 80% 70%, rgba(0,212,170,0.1), transparent 40%);
    pointer-events: none;
}
.cta-inner h2 {
    font-size: 30px;
    font-weight: 800;
    margin-bottom: 14px;
    position: relative;
}
.cta-inner p {
    font-size: 15px;
    color: var(--text-muted);
    max-width: 560px;
    margin: 0 auto 30px;
    position: relative;
}
.cta-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    position: relative;
}

/* ===== 页脚 ===== */
.footer {
    background: #0b1118;
    border-top: 1px solid var(--border);
    padding: 56px 0 28px;
}
.footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}
.footer-brand h3 {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 14px;
}
.footer-brand h3 i {
    color: var(--accent);
}
.footer-brand p {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.8;
    max-width: 340px;
}
.footer-links h4 {
    font-size: 15px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text);
    padding-bottom: 12px;
    border-bottom: 1px solid rgba(255,255,255,0.06);
}
.footer-links ul li {
    margin-bottom: 10px;
}
.footer-links ul li a {
    font-size: 14px;
    color: var(--text-muted);
    transition: color var(--transition);
}
.footer-links ul li a:hover {
    color: var(--teal);
}
.footer-bottom {
    padding-top: 24px;
    border-top: 1px solid rgba(255,255,255,0.05);
    display: flex;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
    font-size: 13px;
    color: var(--text-muted);
}

/* ===== 移动端 ===== */
@media screen and (max-width: 1024px) {
    :root { --sidebar-w: 0px; }
    .sidebar {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        width: auto;
        height: auto;
        flex-direction: row;
        align-items: center;
        padding: 12px 16px;
        border-right: none;
        border-bottom: 1px solid var(--border);
        background: rgba(10,15,22,0.96);
        backdrop-filter: blur(10px);
        z-index: 100;
        overflow: visible;
    }
    .side-brand {
        border-bottom: none;
        margin-bottom: 0;
        padding: 0 8px 0 0;
        flex-shrink: 0;
    }
    .side-brand a {
        font-size: 15px;
        gap: 6px;
    }
    .side-brand a i {
        font-size: 18px;
    }
    .side-nav {
        flex: 1;
    }
    .side-nav .nav-label {
        display: none;
    }
    .side-nav ul {
        display: flex;
        gap: 4px;
        overflow-x: auto;
        white-space: nowrap;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
    }
    .side-nav ul::-webkit-scrollbar {
        display: none;
    }
    .side-nav ul li {
        margin-bottom: 0;
        flex-shrink: 0;
    }
    .side-nav ul li a {
        padding: 8px 12px;
        border-left: none;
        border-radius: 20px;
        font-size: 13px;
    }
    .side-nav ul li a.active {
        border-left: none;
        background: rgba(233,69,96,0.25);
        color: var(--accent);
    }
    .main-content {
        margin-left: 0;
        padding-top: 62px;
    }
    .container {
        padding: 0 24px;
    }
}

@media screen and (max-width: 768px) {
    .page-hero {
        padding: 60px 0;
        min-height: 360px;
    }
    .page-hero h1 {
        font-size: 32px;
    }
    .section {
        padding: 60px 0;
    }
    .section-title {
        font-size: 26px;
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    .footer-brand {
        grid-column: 1 / -1;
    }
    .workflow-list {
        grid-template-columns: 1fr 1fr;
        gap: 24px;
    }
    .workflow-list::before {
        display: none;
    }
    .workflow-item {
        text-align: left;
        display: flex;
        align-items: flex-start;
        gap: 16px;
        padding: 0;
    }
    .workflow-num {
        margin: 0;
        flex-shrink: 0;
        width: 56px;
        height: 56px;
        font-size: 19px;
    }
    .cta-inner {
        padding: 40px 24px;
    }
    .cta-inner h2 {
        font-size: 24px;
    }
}

@media screen and (max-width: 520px) {
    .container {
        padding: 0 18px;
    }
    .page-hero h1 {
        font-size: 26px;
    }
    .hero-actions {
        flex-direction: column;
        width: 100%;
    }
    .btn {
        width: 100%;
        justify-content: center;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 28px;
    }
    .section-title {
        font-size: 22px;
    }
    .metric-value {
        font-size: 30px;
    }
    .workflow-list {
        grid-template-columns: 1fr;
    }
    .expert-card {
        padding: 24px 18px;
    }
    .faq-question {
        padding: 16px 16px;
        font-size: 14px;
    }
    .faq-answer-inner {
        padding: 0 16px 16px;
    }
    .cta-inner {
        padding: 32px 18px;
    }
    .cta-inner h2 {
        font-size: 20px;
    }
    .cta-actions {
        flex-direction: column;
    }
}

/* roulang page: category3 */
/* ===================== 设计变量 ===================== */
        :root {
            --primary: #d91f2e;
            --primary-dark: #b51724;
            --gold: #f2b531;
            --dark: #0e151b;
            --dark-2: #14212a;
            --bg: #f2f4f6;
            --surface: #ffffff;
            --text: #1a232e;
            --text-weak: #5d6b76;
            --border: #dfe6ea;
            --radius: 14px;
            --radius-lg: 20px;
            --shadow-sm: 0 2px 10px rgba(14, 21, 27, .05);
            --shadow-md: 0 10px 28px rgba(14, 21, 27, .10);
            --shadow-lg: 0 22px 44px rgba(14, 21, 27, .14);
            --space-section: clamp(3rem, 6vw, 5rem);
            --sidebar-w: 258px;
        }

        /* ===================== 基础 Reset ===================== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

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

        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
            background: var(--bg);
            color: var(--text);
            font-size: 16px;
            line-height: 1.75;
            min-height: 100vh;
        }

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

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

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

        h1,
        h2,
        h3,
        h4 {
            font-weight: 800;
            line-height: 1.25;
            color: var(--text);
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 clamp(20px, 4vw, 40px);
        }

        /* ===================== 整体布局 ===================== */
        .layout {
            display: flex;
            min-height: 100vh;
        }

        /* ===================== 侧边导航 ===================== */
        .sidebar {
            width: var(--sidebar-w);
            background: linear-gradient(180deg, #0e151b 0%, #131f28 100%);
            display: flex;
            flex-direction: column;
            position: fixed;
            inset: 0 auto 0 0;
            z-index: 200;
            box-shadow: 4px 0 30px rgba(0, 0, 0, .18);
        }

        .brand {
            padding: 28px 20px 20px;
            border-bottom: 1px solid rgba(255, 255, 255, .08);
        }

        .brand a {
            display: flex;
            align-items: center;
            gap: 12px;
            color: #fff;
            font-size: 17px;
            font-weight: 900;
            letter-spacing: .01em;
            transition: opacity .25s;
        }

        .brand a:hover {
            opacity: .85;
        }

        .brand i {
            color: var(--gold);
            font-size: 24px;
            width: 30px;
            text-align: center;
        }

        .side-nav {
            padding: 22px 14px;
            flex: 1;
        }

        .nav-label {
            color: rgba(255, 255, 255, .42);
            font-size: 12px;
            font-weight: 700;
            letter-spacing: .18em;
            text-transform: uppercase;
            padding: 0 12px 12px;
        }

        .side-nav ul {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .side-nav a {
            display: flex;
            align-items: center;
            gap: 13px;
            padding: 13px 15px;
            color: rgba(255, 255, 255, .72);
            font-weight: 600;
            border-radius: 11px;
            transition: all .25s ease;
            position: relative;
            font-size: 15px;
        }

        .side-nav a i {
            width: 20px;
            text-align: center;
            font-size: 16px;
            color: rgba(255, 255, 255, .5);
            transition: color .25s;
        }

        .side-nav a:hover {
            background: rgba(255, 255, 255, .07);
            color: #fff;
            transform: translateX(3px);
        }

        .side-nav a.active {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 8px 22px rgba(217, 31, 46, .38);
        }

        .side-nav a.active i {
            color: #fff;
        }

        .sidebar-footer {
            padding: 20px;
            border-top: 1px solid rgba(255, 255, 255, .08);
        }

        .sidebar-footer p {
            font-size: 12px;
            color: rgba(255, 255, 255, .35);
            line-height: 1.6;
        }

        .sidebar-footer .dot {
            display: inline-block;
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: #22c55e;
            margin-right: 6px;
            box-shadow: 0 0 10px rgba(34, 197, 94, .5);
        }

        /* ===================== 主内容区 ===================== */
        .main-content {
            margin-left: var(--sidebar-w);
            flex: 1;
            min-width: 0;
        }

        /* ===================== 页面 Banner ===================== */
        .page-banner {
            position: relative;
            background:
                linear-gradient(115deg, rgba(14, 21, 27, .92) 20%, rgba(14, 21, 27, .62) 70%),
                url('/assets/images/backpic/back-2.png') center / cover no-repeat;
            padding: clamp(4rem, 8vw, 6.5rem) 0;
            color: #fff;
        }

        .page-banner::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(242, 181, 49, .65), transparent);
        }

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

        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            margin-bottom: 16px;
            color: rgba(255, 255, 255, .65);
        }

        .breadcrumb a {
            color: var(--gold);
            transition: color .25s;
        }

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

        .breadcrumb .sep {
            opacity: .5;
        }

        .page-banner h1 {
            color: #fff;
            font-size: clamp(30px, 5vw, 46px);
            font-weight: 900;
            letter-spacing: .01em;
            margin-bottom: 14px;
            max-width: 720px;
        }

        .page-banner h1 span {
            color: var(--gold);
        }

        .page-banner .lead {
            font-size: clamp(15px, 2vw, 18px);
            color: rgba(255, 255, 255, .78);
            max-width: 640px;
            line-height: 1.8;
        }

        .banner-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, .12);
            border: 1px solid rgba(255, 255, 255, .15);
            padding: 6px 14px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 600;
            color: var(--gold);
            margin-bottom: 18px;
            backdrop-filter: blur(6px);
        }

        /* ===================== 通用 Sections ===================== */
        .section {
            padding: var(--space-section) 0;
        }

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

        .section-dark {
            background: var(--dark);
            color: #fff;
        }

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

        .section-head .kicker {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--primary);
            font-size: 13px;
            font-weight: 800;
            letter-spacing: .14em;
            text-transform: uppercase;
            margin-bottom: 12px;
        }

        .section-head .kicker::before {
            content: "";
            width: 26px;
            height: 3px;
            border-radius: 2px;
            background: var(--gold);
        }

        .section-head h2 {
            font-size: clamp(26px, 3.6vw, 36px);
            margin-bottom: 12px;
        }

        .section-head p {
            color: var(--text-weak);
            font-size: 16px;
            max-width: 640px;
        }

        .section-dark .section-head h2 {
            color: #fff;
        }

        .section-dark .section-head p {
            color: rgba(255, 255, 255, .6);
        }

        /* ===================== 入门步骤 ===================== */
        .path-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .path-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 32px 24px 28px;
            position: relative;
            transition: all .35s ease;
            box-shadow: var(--shadow-sm);
            overflow: hidden;
        }

        .path-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--gold));
            transform: scaleX(0);
            transform-origin: left;
            transition: transform .4s ease;
        }

        .path-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-lg);
            border-color: transparent;
        }

        .path-card:hover::before {
            transform: scaleX(1);
        }

        .path-step {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 52px;
            height: 52px;
            border-radius: 14px;
            background: linear-gradient(135deg, rgba(217, 31, 46, .12), rgba(242, 181, 49, .12));
            color: var(--primary);
            font-size: 20px;
            font-weight: 900;
            margin-bottom: 18px;
        }

        .path-card h3 {
            font-size: 18px;
            margin-bottom: 10px;
        }

        .path-card p {
            color: var(--text-weak);
            font-size: 14px;
            line-height: 1.75;
        }

        /* ===================== 指南卡片 ===================== */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
            gap: 26px;
        }

        .guide-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: transform .35s ease, box-shadow .35s ease;
            border: 1px solid var(--border);
            display: flex;
            flex-direction: column;
        }

        .guide-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-lg);
        }

        .guide-card .thumb {
            position: relative;
            height: 190px;
            overflow: hidden;
        }

        .guide-card .thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }

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

        .guide-card .thumb::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 55%, rgba(14, 21, 27, .45));
        }

        .guide-card .cat-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            z-index: 2;
            background: rgba(217, 31, 46, .92);
            color: #fff;
            font-size: 12px;
            font-weight: 700;
            padding: 5px 12px;
            border-radius: 999px;
            backdrop-filter: blur(4px);
        }

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

        .guide-card .body h3 {
            font-size: 18px;
            line-height: 1.4;
            margin-bottom: 10px;
            color: var(--text);
        }

        .guide-card .body p {
            color: var(--text-weak);
            font-size: 14px;
            line-height: 1.75;
            flex: 1;
            margin-bottom: 16px;
        }

        .guide-card .meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-top: 1px solid var(--border);
            padding-top: 14px;
            margin-top: auto;
        }

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

        .guide-card .meta i {
            color: var(--primary);
            transition: transform .3s;
        }

        .guide-card:hover .meta i {
            transform: translateX(5px);
        }

        /* ===================== 功能对比面板 ===================== */
        .compare-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 28px;
        }

        .compare-panel {
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 36px 32px;
            border: 1px solid var(--border);
            position: relative;
            box-shadow: var(--shadow-sm);
            transition: all .35s ease;
        }

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

        .compare-panel .panel-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 800;
            letter-spacing: .1em;
            padding: 6px 14px;
            border-radius: 999px;
            background: rgba(14, 21, 27, .08);
            color: var(--dark);
            margin-bottom: 18px;
        }

        .compare-panel.dark-panel .panel-label {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
        }

        .compare-panel.dark-panel {
            background: linear-gradient(180deg, #fff 0%, #fff 100%);
            border-top: 4px solid var(--primary);
        }

        .compare-panel h3 {
            font-size: 24px;
            margin-bottom: 8px;
        }

        .compare-panel .price {
            font-size: 32px;
            font-weight: 900;
            color: var(--primary);
            margin-bottom: 18px;
        }

        .compare-panel .price small {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-weak);
        }

        .compare-panel ul {
            margin: 0 0 24px;
        }

        .compare-panel ul li {
            padding: 7px 0;
            font-size: 15px;
            display: flex;
            gap: 10px;
            align-items: flex-start;
            color: var(--text);
        }

        .compare-panel ul li i {
            color: var(--primary);
            margin-top: 5px;
            font-size: 14px;
            flex-shrink: 0;
        }

        .compare-panel .button {
            width: 100%;
            justify-content: center;
        }

        /* ===================== 数据统计 ===================== */
        .stats-section {
            background:
                linear-gradient(100deg, rgba(14, 21, 27, .95), rgba(14, 21, 27, .88)),
                url('/assets/images/backpic/back-1.png') center / cover fixed;
            padding: clamp(3.5rem, 6vw, 5.5rem) 0;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
        }

        .stat-card {
            text-align: center;
            padding: 30px 16px;
            border-radius: var(--radius-lg);
            background: rgba(255, 255, 255, .06);
            border: 1px solid rgba(255, 255, 255, .1);
            backdrop-filter: blur(10px);
            transition: background .35s, transform .35s;
        }

        .stat-card:hover {
            background: rgba(255, 255, 255, .1);
            transform: translateY(-6px);
        }

        .stat-card .num {
            font-size: clamp(32px, 4vw, 48px);
            font-weight: 900;
            color: var(--gold);
            line-height: 1.2;
        }

        .stat-card .label {
            margin-top: 8px;
            color: rgba(255, 255, 255, .7);
            font-size: 14px;
            font-weight: 500;
        }

        /* ===================== FAQ ===================== */
        .accordion {
            max-width: 820px;
            margin: 0 auto;
        }

        .accordion-item {
            background: var(--surface);
            border: 1px solid var(--border) !important;
            border-radius: var(--radius) !important;
            margin-bottom: 14px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: box-shadow .3s;
        }

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

        .accordion-title {
            background: var(--surface) !important;
            font-size: 16px !important;
            font-weight: 700 !important;
            color: var(--text) !important;
            padding: 20px 50px 20px 24px !important;
            position: relative;
        }

        .accordion-title::before {
            content: "";
            position: absolute;
            left: 24px;
            top: 50%;
            transform: translateY(-50%);
            display: none;
        }

        .accordion-title::after {
            content: "\f078";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            font-size: 14px !important;
            position: absolute;
            right: 22px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--primary);
            transition: transform .3s;
        }

        .accordion-item.is-active .accordion-title::after {
            transform: translateY(-50%) rotate(180deg);
        }

        .accordion-content {
            background: var(--surface) !important;
            color: var(--text-weak);
            font-size: 15px;
            line-height: 1.8;
            border-top: 1px solid var(--border);
            padding: 22px 24px !important;
        }

        /* ===================== CTA ===================== */
        .cta-section {
            padding: var(--space-section) 0;
            background: var(--bg);
        }

        .cta-box {
            background:
                linear-gradient(115deg, rgba(14, 21, 27, .94), rgba(20, 33, 42, .85)),
                url('/assets/images/backpic/back-3.png') center / cover;
            border-radius: 24px;
            padding: clamp(40px, 7vw, 70px);
            text-align: center;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }

        .cta-box::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--gold), var(--primary));
            background-size: 200% 100%;
            animation: cta-line 4s linear infinite;
        }

        @keyframes cta-line {
            0% {
                background-position: 0% 0;
            }
            100% {
                background-position: 200% 0;
            }
        }

        .cta-box h2 {
            color: #fff;
            font-size: clamp(26px, 4vw, 40px);
            margin-bottom: 14px;
        }

        .cta-box p {
            color: rgba(255, 255, 255, .75);
            font-size: 16px;
            max-width: 600px;
            margin: 0 auto 30px;
        }

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

        .button {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 15px;
            padding: 14px 30px;
            border-radius: 999px;
            border: none;
            transition: all .3s ease;
            background: var(--primary);
            color: #fff;
            cursor: pointer;
            vertical-align: middle;
        }

        .button:hover {
            background: var(--primary-dark);
            transform: translateY(-3px);
            box-shadow: 0 12px 28px rgba(217, 31, 46, .35);
        }

        .button-gold {
            background: linear-gradient(135deg, var(--gold), #f5c957);
            color: #0a0f14;
        }

        .button-gold:hover {
            background: linear-gradient(135deg, #f5c957, var(--gold));
            box-shadow: 0 12px 28px rgba(242, 181, 49, .35);
        }

        .button-outline {
            background: transparent;
            border: 2px solid rgba(255, 255, 255, .55);
            color: #fff;
        }

        .button-outline:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, .08);
            box-shadow: none;
            transform: translateY(-3px);
        }

        .button-secondary {
            background: var(--dark-2);
            color: #fff;
        }

        .button-secondary:hover {
            background: var(--primary);
            box-shadow: 0 12px 28px rgba(20, 33, 42, .35);
        }

        /* ===================== 页脚 ===================== */
        .footer {
            background: var(--dark);
            color: rgba(255, 255, 255, .7);
            padding: 60px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr;
            gap: 48px;
            padding-bottom: 44px;
        }

        .footer-brand h3 {
            color: #fff;
            font-size: 20px;
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 14px;
        }

        .footer-brand h3 i {
            color: var(--gold);
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, .6);
            max-width: 320px;
        }

        .footer-links h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 16px;
        }

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

        .footer-links a {
            color: rgba(255, 255, 255, .6);
            font-size: 14px;
            transition: color .25s, padding-left .25s;
        }

        .footer-links a:hover {
            color: var(--gold);
            padding-left: 6px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .08);
            padding: 20px 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 13px;
            color: rgba(255, 255, 255, .4);
        }

        /* ===================== 响应式 ===================== */
        @media (max-width: 1024px) {
            .path-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }

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

        @media (max-width: 900px) {
            .layout {
                flex-direction: column;
            }

            .sidebar {
                position: relative;
                width: 100%;
                height: auto;
                flex-direction: row;
                align-items: center;
                gap: 4px;
                padding: 10px 14px;
                box-shadow: 0 2px 16px rgba(14, 21, 27, .25);
            }

            .brand {
                padding: 0;
                border-bottom: none;
                margin-right: 6px;
                flex-shrink: 0;
            }

            .brand a {
                font-size: 14px;
                gap: 8px;
            }

            .brand i {
                font-size: 20px;
                width: 24px;
            }

            .side-nav {
                padding: 0;
                flex: 1;
                max-width: calc(100vw - 220px);
                overflow-x: auto;
            }

            .nav-label {
                display: none;
            }

            .side-nav ul {
                flex-direction: row;
                gap: 2px;
                width: max-content;
                min-width: 100%;
            }

            .side-nav a {
                padding: 9px 13px;
                font-size: 13px;
                white-space: nowrap;
                border-radius: 9px;
                gap: 8px;
            }

            .side-nav a i {
                font-size: 14px;
                width: auto;
            }

            .sidebar-footer {
                display: none;
            }

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

        @media (max-width: 767px) {
            .compare-grid {
                grid-template-columns: 1fr;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 36px;
            }

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

            .page-banner {
                padding: 3rem 0;
            }

            .cta-box {
                padding: 36px 24px;
                border-radius: 18px;
            }

            .button {
                width: 100%;
                justify-content: center;
            }

            .stats-card .num {
                font-size: 32px;
            }

            .accordion-title {
                font-size: 15px !important;
                padding: 18px 46px 18px 18px !important;
            }

            .accordion-content {
                padding: 16px 18px !important;
                font-size: 14px;
            }
        }

        @media (max-width: 520px) {
            .stats-grid {
                grid-template-columns: 1fr;
            }

            .side-nav {
                max-width: calc(100vw - 170px);
            }

            .brand span {
                display: none;
            }

            .brand {
                margin-right: 2px;
            }

            .brand i {
                font-size: 22px;
            }

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

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