/* roulang page: index */
:root {
        --primary: #0f1c2e;
        --primary-light: #1e3a5f;
        --accent: #f2b543;
        --accent-dark: #d99a26;
        --bg: #f6f8fc;
        --text: #1a2440;
        --text-light: #6b7a90;
        --border: #e3e9f2;
        --radius: 16px;
        --radius-sm: 10px;
        --shadow: 0 4px 24px rgba(15, 28, 46, .07);
        --shadow-lg: 0 12px 48px rgba(15, 28, 46, .12);
        --transition: all .3s cubic-bezier(.4, 0, .2, 1);
        --container-w: 1200px;
    }
    * {
        box-sizing: border-box;
        margin: 0;
        padding: 0;
    }
    html {
        scroll-behavior: smooth;
        font-size: 16px;
    }
    body {
        font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
        background: var(--bg);
        color: var(--text);
        line-height: 1.7;
        -webkit-font-smoothing: antialiased;
    }
    img {
        max-width: 100%;
        display: block;
    }
    a {
        color: var(--primary-light);
        text-decoration: none;
        transition: var(--transition);
    }
    a:hover {
        color: var(--accent-dark);
    }
    button {
        cursor: pointer;
        border: none;
        background: none;
        font-family: inherit;
    }
    .container {
        max-width: var(--container-w);
        margin: 0 auto;
        padding: 0 24px;
    }
    .grid-container {
        max-width: var(--container-w) !important;
    }
    ::selection {
        background: var(--accent);
        color: var(--primary);
    }

    /* ===== 顶部信息条 ===== */
    .topbar {
        background: var(--primary);
        color: rgba(255, 255, 255, .85);
        font-size: .85rem;
        padding: 8px 0;
        border-bottom: 1px solid rgba(255, 255, 255, .08);
    }
    .topbar-inner {
        display: flex;
        justify-content: space-between;
        align-items: center;
        flex-wrap: wrap;
        gap: 8px;
    }
    .topbar-links a {
        color: rgba(255, 255, 255, .75);
        margin-left: 18px;
        font-size: .82rem;
    }
    .topbar-links a:hover {
        color: var(--accent);
    }
    .topbar-links i {
        margin-right: 5px;
    }

    /* ===== Header导航 ===== */
    .site-header {
        background: #fff;
        box-shadow: 0 2px 16px rgba(15, 28, 46, .06);
        position: sticky;
        top: 0;
        z-index: 1000;
    }
    .site-header__inner {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 14px 0;
        gap: 20px;
    }
    .site-logo {
        display: flex;
        align-items: center;
        gap: 12px;
        flex-shrink: 0;
    }
    .site-logo__icon {
        width: 46px;
        height: 46px;
        border-radius: 12px;
        background: linear-gradient(135deg, var(--accent), var(--accent-dark));
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1.4rem;
        color: var(--primary);
        box-shadow: 0 4px 14px rgba(242, 181, 67, .35);
    }
    .site-logo__text {
        display: flex;
        flex-direction: column;
        line-height: 1.2;
    }
    .site-logo__text strong {
        font-size: 1.15rem;
        font-weight: 800;
        color: var(--primary);
        letter-spacing: .5px;
    }
    .site-logo__text small {
        font-size: .7rem;
        color: var(--text-light);
        letter-spacing: 1px;
    }

    /* 主导航 */
    .main-nav {
        display: flex;
        align-items: center;
    }
    .main-nav>ul {
        display: flex;
        list-style: none;
        gap: 6px;
        margin: 0;
    }
    .nav-item {
        position: relative;
        border-radius: var(--radius-sm);
    }
    .nav-item>a {
        display: flex;
        align-items: center;
        gap: 6px;
        padding: 10px 20px;
        font-size: .92rem;
        font-weight: 600;
        color: var(--text);
        border-radius: var(--radius-sm);
        transition: var(--transition);
    }
    .nav-item>a i.fa-chevron-down {
        font-size: .7rem;
        transition: transform .3s;
    }
    .nav-item:hover>a,
    .nav-item.active>a {
        background: rgba(15, 28, 46, .06);
        color: var(--primary);
    }
    .nav-item.active>a {
        color: var(--accent-dark);
    }
    .nav-item.active>a::after {
        content: '';
        position: absolute;
        bottom: 2px;
        left: 50%;
        transform: translateX(-50%);
        width: 20px;
        height: 3px;
        border-radius: 3px;
        background: var(--accent);
    }

    /* Mega Menu面板 */
    .mega-panel {
        display: none;
        position: absolute;
        top: calc(100% + 12px);
        left: 50%;
        transform: translateX(-50%) translateY(8px);
        background: #fff;
        border-radius: var(--radius);
        box-shadow: var(--shadow-lg);
        min-width: 520px;
        padding: 24px;
        border: 1px solid var(--border);
        z-index: 999;
        transition: var(--transition);
    }
    .nav-item.has-mega:hover .mega-panel {
        display: block;
        transform: translateX(-50%) translateY(0);
    }
    .mega-panel::before {
        content: '';
        position: absolute;
        top: -16px;
        left: 0;
        right: 0;
        height: 16px;
    }
    .mega-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 22px;
    }
    .mega-col h4 {
        font-size: .8rem;
        text-transform: uppercase;
        letter-spacing: 1px;
        color: var(--text-light);
        margin-bottom: 12px;
        font-weight: 700;
        border-bottom: 1px solid var(--border);
        padding-bottom: 8px;
    }
    .mega-col ul {
        list-style: none;
        margin: 0;
    }
    .mega-col ul li {
        margin-bottom: 8px;
    }
    .mega-col ul li a {
        font-size: .88rem;
        color: var(--text);
        padding: 5px 8px;
        border-radius: 6px;
        display: block;
        transition: var(--transition);
    }
    .mega-col ul li a:hover {
        background: rgba(242, 181, 67, .12);
        color: var(--accent-dark);
        padding-left: 14px;
    }
    .mega-cta {
        margin-top: 16px;
        padding-top: 16px;
        border-top: 1px solid var(--border);
        display: flex;
        justify-content: space-between;
        align-items: center;
    }
    .mega-cta span {
        font-size: .82rem;
        color: var(--text-light);
    }

    /* 右侧工具 */
    .site-tools {
        display: flex;
        align-items: center;
        gap: 14px;
        flex-shrink: 0;
    }
    .header-search {
        display: flex;
        align-items: center;
        background: var(--bg);
        border: 1px solid var(--border);
        border-radius: 30px;
        padding: 0 4px 0 14px;
        width: 200px;
        transition: var(--transition);
    }
    .header-search:focus-within {
        border-color: var(--accent);
        box-shadow: 0 0 0 3px rgba(242, 181, 67, .15);
        width: 230px;
    }
    .header-search input {
        border: none;
        background: transparent;
        font-size: .82rem;
        padding: 7px 0;
        outline: none;
        width: 100%;
        color: var(--text);
    }
    .header-search button {
        width: 32px;
        height: 32px;
        border-radius: 50%;
        background: var(--accent);
        color: var(--primary);
        font-size: .8rem;
        display: flex;
        align-items: center;
        justify-content: center;
        flex-shrink: 0;
        transition: var(--transition);
    }
    .header-search button:hover {
        background: var(--accent-dark);
        color: #fff;
    }
    .btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        padding: 10px 22px;
        border-radius: 30px;
        font-size: .88rem;
        font-weight: 600;
        transition: var(--transition);
        border: 1px solid transparent;
        white-space: nowrap;
    }
    .btn-gold {
        background: linear-gradient(135deg, var(--accent), var(--accent-dark));
        color: var(--primary);
        box-shadow: 0 4px 14px rgba(242, 181, 67, .3);
    }
    .btn-gold:hover {
        transform: translateY(-2px);
        box-shadow: 0 8px 24px rgba(242, 181, 67, .4);
        color: var(--primary);
    }
    .btn-outline {
        border-color: rgba(255, 255, 255, .5);
        color: #fff;
        background: rgba(255, 255, 255, .1);
        backdrop-filter: blur(4px);
    }
    .btn-outline:hover {
        background: rgba(255, 255, 255, .2);
        color: #fff;
        border-color: #fff;
    }
    .btn-dark {
        background: var(--primary);
        color: #fff;
    }
    .btn-dark:hover {
        background: var(--primary-light);
        color: #fff;
        transform: translateY(-2px);
    }
    .btn-lg {
        padding: 14px 32px;
        font-size: .95rem;
    }
    .btn-sm {
        padding: 6px 16px;
        font-size: .78rem;
        border-radius: 20px;
    }

    /* 移动端菜单按钮 */
    .mobile-menu-toggle {
        display: none;
        flex-direction: column;
        gap: 5px;
        width: 40px;
        height: 40px;
        align-items: center;
        justify-content: center;
        border-radius: 8px;
        background: var(--bg);
    }
    .mobile-menu-toggle span {
        display: block;
        width: 20px;
        height: 2px;
        background: var(--primary);
        border-radius: 2px;
        transition: var(--transition);
    }
    .mobile-menu-toggle.is-open span:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }
    .mobile-menu-toggle.is-open span:nth-child(2) {
        opacity: 0;
    }
    .mobile-menu-toggle.is-open span:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

    /* ===== Hero首屏 ===== */
    .hero {
        position: relative;
        background-size: cover;
        background-position: center;
        padding: 90px 0;
        min-height: 560px;
        display: flex;
        align-items: center;
        overflow: hidden;
    }
    .hero-overlay {
        position: absolute;
        inset: 0;
        background: linear-gradient(135deg, rgba(15, 28, 46, .92) 0%, rgba(15, 28, 46, .75) 50%, rgba(30, 58, 95, .6) 100%);
    }
    .hero-inner {
        position: relative;
        z-index: 2;
        width: 100%;
    }
    .hero-content {
        max-width: 760px;
        color: #fff;
    }
    .hero-badge {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        background: rgba(242, 181, 67, .15);
        border: 1px solid rgba(242, 181, 67, .4);
        color: var(--accent);
        padding: 6px 16px;
        border-radius: 30px;
        font-size: .78rem;
        font-weight: 600;
        letter-spacing: 1px;
        margin-bottom: 20px;
        backdrop-filter: blur(6px);
    }
    .hero-content h1 {
        font-size: clamp(1.8rem, 4vw, 2.6rem);
        font-weight: 800;
        line-height: 1.25;
        margin-bottom: 18px;
        letter-spacing: 1px;
    }
    .hero-content h1 span {
        color: var(--accent);
    }
    .hero-content p {
        font-size: 1rem;
        color: rgba(255, 255, 255, .85);
        margin-bottom: 28px;
        line-height: 1.8;
        max-width: 580px;
    }
    .hero-actions {
        display: flex;
        gap: 14px;
        flex-wrap: wrap;
        margin-bottom: 40px;
    }
    .hero-stats {
        display: flex;
        gap: 32px;
        flex-wrap: wrap;
        padding-top: 28px;
        border-top: 1px solid rgba(255, 255, 255, .15);
    }
    .stat-item {
        display: flex;
        flex-direction: column;
    }
    .stat-num {
        font-size: 1.6rem;
        font-weight: 800;
        color: var(--accent);
        line-height: 1.2;
    }
    .stat-label {
        font-size: .8rem;
        color: rgba(255, 255, 255, .7);
        margin-top: 4px;
    }

    /* ===== 实时状态条 ===== */
    .status-strip {
        background: var(--primary);
        color: #fff;
        padding: 14px 0;
        border-bottom: 3px solid var(--accent);
    }
    .status-inner {
        display: flex;
        align-items: center;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 16px;
    }
    .status-live {
        display: flex;
        align-items: center;
        gap: 10px;
    }
    .live-dot {
        width: 8px;
        height: 8px;
        background: #4ade80;
        border-radius: 50%;
        animation: pulse 1.5s infinite;
        flex-shrink: 0;
    }
    @keyframes pulse {
        0% { box-shadow: 0 0 0 0 rgba(74, 222, 128, .6); }
        70% { box-shadow: 0 0 0 10px rgba(74, 222, 128, 0); }
        100% { box-shadow: 0 0 0 0 rgba(74, 222, 128, 0); }
    }
    .status-live strong {
        font-size: .85rem;
        font-weight: 600;
        letter-spacing: .5px;
    }
    .status-live strong i {
        color: var(--accent);
        margin: 0 4px;
    }
    .status-ticker {
        flex: 1;
        max-width: 520px;
        overflow: hidden;
        white-space: nowrap;
        font-size: .82rem;
        color: rgba(255, 255, 255, .8);
    }
    .status-ticker span {
        animation: ticker 25s linear infinite;
        display: inline-block;
        padding-left: 100%;
    }
    @keyframes ticker {
        0% { transform: translateX(0); }
        100% { transform: translateX(-100%); }
    }
    .status-ticker i {
        color: var(--accent);
        margin-right: 4px;
    }

    /* ===== 通用板块 ===== */
    .section {
        padding: 80px 0;
    }
    .section-alt {
        background: #fff;
    }
    .section-dark {
        background: var(--primary);
        color: #fff;
    }
    .section-head {
        text-align: center;
        margin-bottom: 50px;
    }
    .section-tag {
        display: inline-block;
        background: rgba(242, 181, 67, .15);
        color: var(--accent-dark);
        font-size: .75rem;
        font-weight: 700;
        letter-spacing: 2px;
        padding: 5px 16px;
        border-radius: 30px;
        margin-bottom: 14px;
        text-transform: uppercase;
    }
    .section-head h2 {
        font-size: clamp(1.6rem, 3vw, 2.1rem);
        font-weight: 800;
        color: var(--text);
        line-height: 1.3;
        margin-bottom: 12px;
    }
    .section-dark .section-head h2 {
        color: #fff;
    }
    .section-head p {
        max-width: 640px;
        margin: 0 auto;
        font-size: .92rem;
        color: var(--text-light);
        line-height: 1.7;
    }
    .section-dark .section-head p {
        color: rgba(255, 255, 255, .7);
    }

    /* ===== 核心说明/关于 ===== */
    .about-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 50px;
        align-items: center;
    }
    .about-visual {
        position: relative;
        border-radius: var(--radius);
        overflow: hidden;
        box-shadow: var(--shadow-lg);
    }
    .about-visual img {
        width: 100%;
        height: 360px;
        object-fit: cover;
    }
    .about-visual::after {
        content: '';
        position: absolute;
        bottom: 0;
        left: 0;
        right: 0;
        height: 45%;
        background: linear-gradient(to top, rgba(15, 28, 46, .6), transparent);
    }
    .about-visual .visual-tag {
        position: absolute;
        bottom: 18px;
        left: 18px;
        z-index: 2;
        background: rgba(255, 255, 255, .15);
        backdrop-filter: blur(8px);
        color: #fff;
        padding: 6px 14px;
        border-radius: 20px;
        font-size: .78rem;
        border: 1px solid rgba(255, 255, 255, .25);
    }
    .about-text h2 {
        font-size: 1.7rem;
        font-weight: 800;
        margin-bottom: 18px;
        line-height: 1.35;
        color: var(--primary);
    }
    .about-text h2 span {
        color: var(--accent-dark);
    }
    .about-text p {
        color: var(--text-light);
        font-size: .92rem;
        line-height: 1.85;
        margin-bottom: 16px;
    }
    .about-features {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 14px;
        margin-top: 24px;
    }
    .feature-item {
        background: var(--bg);
        border-radius: var(--radius-sm);
        padding: 14px;
        border-left: 3px solid var(--accent);
        transition: var(--transition);
    }
    .feature-item:hover {
        background: #fff;
        box-shadow: var(--shadow);
        transform: translateX(4px);
    }
    .feature-item i {
        color: var(--accent-dark);
        font-size: 1.1rem;
        margin-bottom: 6px;
    }
    .feature-item h4 {
        font-size: .88rem;
        font-weight: 700;
        margin-bottom: 4px;
    }
    .feature-item p {
        font-size: .78rem;
        margin: 0;
        color: var(--text-light);
        line-height: 1.5;
    }

    /* ===== 分类入口 ===== */
    .category-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 24px;
    }
    .category-card {
        border-radius: var(--radius);
        overflow: hidden;
        background: #fff;
        box-shadow: var(--shadow);
        transition: var(--transition);
        position: relative;
        border: 1px solid var(--border);
    }
    .category-card:hover {
        transform: translateY(-6px);
        box-shadow: var(--shadow-lg);
        border-color: transparent;
    }
    .category-card__img {
        height: 180px;
        overflow: hidden;
        position: relative;
    }
    .category-card__img img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform .5s;
    }
    .category-card:hover .category-card__img img {
        transform: scale(1.05);
    }
    .category-card__img::after {
        content: '';
        position: absolute;
        inset: 0;
        background: linear-gradient(to top, rgba(15, 28, 46, .4), transparent);
    }
    .category-card__body {
        padding: 20px;
    }
    .category-card__body h3 {
        font-size: 1.05rem;
        font-weight: 700;
        margin-bottom: 8px;
        color: var(--primary);
    }
    .category-card__body p {
        font-size: .82rem;
        color: var(--text-light);
        line-height: 1.7;
        margin-bottom: 14px;
    }
    .category-card__link {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        font-size: .82rem;
        font-weight: 600;
        color: var(--accent-dark);
        transition: var(--transition);
    }
    .category-card__link:hover {
        gap: 12px;
        color: var(--primary);
    }
    .category-card__badge {
        position: absolute;
        top: 14px;
        right: 14px;
        z-index: 2;
        background: rgba(242, 181, 67, .9);
        color: var(--primary);
        font-size: .7rem;
        font-weight: 700;
        padding: 4px 12px;
        border-radius: 20px;
        backdrop-filter: blur(4px);
    }

    /* ===== 资讯列表 ===== */
    .news-section {
        background: #fff;
    }
    .news-grid {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
        gap: 24px;
    }
    .news-card {
        background: var(--bg);
        border-radius: var(--radius);
        padding: 24px;
        border: 1px solid var(--border);
        transition: var(--transition);
        display: flex;
        flex-direction: column;
        height: 100%;
    }
    .news-card:hover {
        background: #fff;
        box-shadow: var(--shadow-lg);
        border-color: transparent;
        transform: translateY(-4px);
    }
    .news-card__meta {
        display: flex;
        align-items: center;
        gap: 12px;
        margin-bottom: 14px;
    }
    .badge {
        display: inline-block;
        background: rgba(242, 181, 67, .2);
        color: var(--accent-dark);
        font-size: .72rem;
        font-weight: 700;
        padding: 4px 12px;
        border-radius: 20px;
    }
    .badge-blue {
        background: rgba(30, 58, 95, .1);
        color: var(--primary-light);
    }
    .news-card__meta time {
        font-size: .75rem;
        color: var(--text-light);
        display: flex;
        align-items: center;
        gap: 4px;
    }
    .news-card h3 {
        font-size: .98rem;
        font-weight: 700;
        line-height: 1.5;
        margin-bottom: 10px;
    }
    .news-card h3 a {
        color: var(--text);
    }
    .news-card h3 a:hover {
        color: var(--accent-dark);
    }
    .news-card p {
        font-size: .82rem;
        color: var(--text-light);
        line-height: 1.7;
        flex-grow: 1;
        display: -webkit-box;
        -webkit-line-clamp: 3;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }
    .news-card__footer {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-top: 16px;
        padding-top: 14px;
        border-top: 1px solid var(--border);
    }
    .news-card__footer a {
        font-size: .8rem;
        font-weight: 600;
        color: var(--primary-light);
        display: inline-flex;
        align-items: center;
        gap: 6px;
    }
    .news-card__footer a:hover {
        color: var(--accent-dark);
        gap: 10px;
    }
    .news-empty {
        grid-column: 1 / -1;
        text-align: center;
        padding: 60px 20px;
        color: var(--text-light);
        font-size: .9rem;
        background: var(--bg);
        border-radius: var(--radius);
        border: 1px dashed var(--border);
    }

    /* ===== 数据/流程 ===== */
    .data-section {
        background: var(--primary);
        color: #fff;
        position: relative;
        overflow: hidden;
    }
    .data-section::before {
        content: '';
        position: absolute;
        top: -80px;
        right: -80px;
        width: 260px;
        height: 260px;
        background: rgba(242, 181, 67, .1);
        border-radius: 50%;
    }
    .data-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 30px;
        position: relative;
        z-index: 2;
    }
    .data-card {
        text-align: center;
        padding: 30px 16px;
        background: rgba(255, 255, 255, .05);
        border-radius: var(--radius);
        border: 1px solid rgba(255, 255, 255, .1);
        transition: var(--transition);
        backdrop-filter: blur(8px);
    }
    .data-card:hover {
        background: rgba(255, 255, 255, .1);
        transform: translateY(-4px);
    }
    .data-card__icon {
        width: 52px;
        height: 52px;
        border-radius: 50%;
        background: var(--accent);
        display: inline-flex;
        align-items: center;
        justify-content: center;
        font-size: 1.2rem;
        color: var(--primary);
        margin-bottom: 16px;
    }
    .data-card__num {
        font-size: 1.8rem;
        font-weight: 800;
        color: var(--accent);
        line-height: 1.2;
        margin-bottom: 6px;
    }
    .data-card__label {
        font-size: .82rem;
        color: rgba(255, 255, 255, .8);
    }

    /* 流程 */
    .flow-section {
        background: var(--bg);
    }
    .flow-steps {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 28px;
        counter-reset: step;
    }
    .flow-step {
        text-align: center;
        position: relative;
        padding: 32px 20px;
        background: #fff;
        border-radius: var(--radius);
        box-shadow: var(--shadow);
        transition: var(--transition);
    }
    .flow-step:hover {
        transform: translateY(-4px);
        box-shadow: var(--shadow-lg);
    }
    .flow-step::before {
        counter-increment: step;
        content: counter(step, decimal-leading-zero);
        position: absolute;
        top: 14px;
        right: 18px;
        font-size: 1.8rem;
        font-weight: 800;
        color: rgba(242, 181, 67, .3);
    }
    .flow-step__icon {
        width: 56px;
        height: 56px;
        border-radius: 14px;
        background: linear-gradient(135deg, var(--primary), var(--primary-light));
        color: #fff;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        font-size: 1.3rem;
        margin-bottom: 18px;
    }
    .flow-step h3 {
        font-size: .95rem;
        font-weight: 700;
        margin-bottom: 8px;
        color: var(--primary);
    }
    .flow-step p {
        font-size: .8rem;
        color: var(--text-light);
        line-height: 1.6;
        margin: 0;
    }

    /* ===== 热门玩法 ===== */
    .gameplay-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 24px;
    }
    .gameplay-card {
        border-radius: var(--radius);
        overflow: hidden;
        background: #fff;
        box-shadow: var(--shadow);
        transition: var(--transition);
        border: 1px solid var(--border);
        position: relative;
    }
    .gameplay-card:hover {
        transform: translateY(-6px);
        box-shadow: var(--shadow-lg);
    }
    .gameplay-card__img {
        height: 160px;
        overflow: hidden;
        position: relative;
    }
    .gameplay-card__img img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform .5s;
    }
    .gameplay-card:hover .gameplay-card__img img {
        transform: scale(1.06);
    }
    .gameplay-card__img .play-btn {
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        width: 44px;
        height: 44px;
        border-radius: 50%;
        background: rgba(255, 255, 255, .9);
        color: var(--primary);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: .9rem;
        opacity: 0;
        transition: var(--transition);
        box-shadow: 0 4px 14px rgba(0, 0, 0, .3);
    }
    .gameplay-card:hover .play-btn {
        opacity: 1;
    }
    .gameplay-card__body {
        padding: 18px;
    }
    .gameplay-card__body h3 {
        font-size: .95rem;
        font-weight: 700;
        margin-bottom: 6px;
        color: var(--primary);
    }
    .gameplay-card__body p {
        font-size: .8rem;
        color: var(--text-light);
        line-height: 1.6;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
        margin-bottom: 12px;
    }
    .gameplay-card__tags {
        display: flex;
        gap: 6px;
        flex-wrap: wrap;
    }
    .gameplay-card__tags span {
        font-size: .68rem;
        background: var(--bg);
        color: var(--text-light);
        padding: 3px 10px;
        border-radius: 20px;
        border: 1px solid var(--border);
    }

    /* ===== FAQ ===== */
    .faq-section {
        background: #fff;
    }
    .faq-grid {
        max-width: 820px;
        margin: 0 auto;
        display: flex;
        flex-direction: column;
        gap: 14px;
    }
    .faq-item {
        background: var(--bg);
        border-radius: var(--radius);
        border: 1px solid var(--border);
        overflow: hidden;
        transition: var(--transition);
    }
    .faq-item:hover {
        border-color: rgba(242, 181, 67, .3);
    }
    .faq-item__summary {
        padding: 18px 22px;
        display: flex;
        justify-content: space-between;
        align-items: center;
        cursor: pointer;
        font-size: .92rem;
        font-weight: 600;
        color: var(--text);
        transition: var(--transition);
    }
    .faq-item__summary:hover {
        color: var(--accent-dark);
    }
    .faq-item__summary i {
        color: var(--accent);
        font-size: .85rem;
        transition: transform .3s;
        flex-shrink: 0;
    }
    .faq-item[open] .faq-item__summary i {
        transform: rotate(180deg);
    }
    .faq-item__content {
        padding: 0 22px 18px;
        font-size: .84rem;
        color: var(--text-light);
        line-height: 1.8;
        border-top: 1px solid var(--border);
        margin-top: 0;
    }
    .faq-item__content p {
        padding-top: 14px;
        margin: 0;
    }

    /* ===== CTA ===== */
    .cta-section {
        background: url('/assets/images/backpic/back-2.png') center center / cover fixed;
        position: relative;
        padding: 80px 0;
        text-align: center;
    }
    .cta-section::before {
        content: '';
        position: absolute;
        inset: 0;
        background: linear-gradient(135deg, rgba(15, 28, 46, .94), rgba(30, 58, 95, .8));
    }
    .cta-content {
        position: relative;
        z-index: 2;
        max-width: 720px;
        margin: 0 auto;
        color: #fff;
    }
    .cta-content h2 {
        font-size: clamp(1.6rem, 3vw, 2.1rem);
        font-weight: 800;
        margin-bottom: 16px;
    }
    .cta-content h2 span {
        color: var(--accent);
    }
    .cta-content p {
        font-size: .92rem;
        color: rgba(255, 255, 255, .85);
        margin-bottom: 32px;
        line-height: 1.8;
    }
    .cta-content .btn {
        margin: 0 8px 16px;
    }

    /* ===== 页脚 ===== */
    .site-footer {
        background: var(--primary);
        color: rgba(255, 255, 255, .8);
        padding: 60px 0 0;
    }
    .footer-grid {
        display: grid;
        grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
        gap: 36px;
        padding-bottom: 40px;
        border-bottom: 1px solid rgba(255, 255, 255, .1);
    }
    .footer-brand .site-logo__text strong {
        color: #fff;
    }
    .footer-brand .site-logo__text small {
        color: rgba(255, 255, 255, .6);
    }
    .footer-brand p {
        font-size: .8rem;
        color: rgba(255, 255, 255, .65);
        line-height: 1.7;
        margin-top: 16px;
    }
    .footer-brand .social-links {
        display: flex;
        gap: 10px;
        margin-top: 18px;
    }
    .footer-brand .social-links a {
        width: 34px;
        height: 34px;
        border-radius: 50%;
        background: rgba(255, 255, 255, .1);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: .8rem;
        color: #fff;
        transition: var(--transition);
    }
    .footer-brand .social-links a:hover {
        background: var(--accent);
        color: var(--primary);
        transform: translateY(-2px);
    }
    .footer-col h4 {
        font-size: .85rem;
        font-weight: 700;
        color: #fff;
        margin-bottom: 18px;
        letter-spacing: 1px;
        position: relative;
        padding-bottom: 10px;
    }
    .footer-col h4::after {
        content: '';
        position: absolute;
        bottom: 0;
        left: 0;
        width: 24px;
        height: 2px;
        background: var(--accent);
    }
    .footer-col ul {
        list-style: none;
        margin: 0;
    }
    .footer-col ul li {
        margin-bottom: 8px;
    }
    .footer-col ul li a {
        font-size: .8rem;
        color: rgba(255, 255, 255, .65);
        transition: var(--transition);
    }
    .footer-col ul li a:hover {
        color: var(--accent);
        padding-left: 4px;
    }
    .footer-contact p {
        font-size: .8rem;
        color: rgba(255, 255, 255, .65);
        margin-bottom: 8px;
        display: flex;
        align-items: flex-start;
        gap: 8px;
    }
    .footer-contact i {
        color: var(--accent);
        margin-top: 3px;
        font-size: .9rem;
        width: 16px;
    }
    .footer-bottom {
        padding: 20px 0;
        display: flex;
        justify-content: space-between;
        align-items: center;
        flex-wrap: wrap;
        gap: 8px;
        font-size: .74rem;
        color: rgba(255, 255, 255, .5);
    }
    .footer-bottom a {
        color: rgba(255, 255, 255, .5);
    }
    .footer-bottom a:hover {
        color: var(--accent);
    }

    /* ===== 响应式断点 ===== */
    @media screen and (max-width: 1024px) {
        .grid-container {
            padding: 0 20px;
        }
        .site-tools .header-search {
            display: none;
        }
        .about-grid {
            grid-template-columns: 1fr;
            gap: 30px;
        }
        .gameplay-grid {
            grid-template-columns: 1fr 1fr;
        }
        .flow-steps {
            grid-template-columns: 1fr 1fr;
        }
        .data-grid {
            grid-template-columns: 1fr 1fr;
        }
        .footer-grid {
            grid-template-columns: 1fr 1fr;
        }
    }
    @media screen and (max-width: 768px) {
        .topbar-inner {
            justify-content: center;
            text-align: center;
        }
        .topbar-links a {
            margin: 0 8px;
        }
        .site-header__inner {
            padding: 10px 0;
        }
        .main-nav {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            background: #fff;
            box-shadow: 0 12px 32px rgba(15, 28, 46, .1);
            padding: 20px;
            border-radius: 0 0 16px 16px;
        }
        .main-nav.is-open {
            display: block;
        }
        .main-nav>ul {
            flex-direction: column;
            gap: 4px;
        }
        .nav-item>a {
            padding: 14px 20px;
            font-size: .95rem;
        }
        .mega-panel {
            display: block;
            position: static;
            transform: none;
            box-shadow: none;
            border: none;
            border-radius: 0;
            min-width: 0;
            padding: 12px 16px 12px 32px;
            background: var(--bg);
            margin-top: 4px;
        }
        .nav-item.has-mega:hover .mega-panel {
            transform: none;
        }
        .mega-panel::before {
            display: none;
        }
        .mega-grid {
            grid-template-columns: 1fr;
            gap: 10px;
        }
        .mobile-menu-toggle {
            display: flex;
        }
        .site-tools .btn {
            display: none;
        }
        .hero {
            padding: 70px 0;
            min-height: auto;
        }
        .hero-stats {
            gap: 22px;
        }
        .section {
            padding: 55px 0;
        }
        .news-grid {
            grid-template-columns: 1fr;
        }
        .footer-grid {
            grid-template-columns: 1fr;
            gap: 28px;
        }
        .footer-bottom {
            justify-content: center;
            text-align: center;
        }
    }
    @media screen and (max-width: 520px) {
        .gameplay-grid {
            grid-template-columns: 1fr;
        }
        .flow-steps {
            grid-template-columns: 1fr;
        }
        .data-grid {
            grid-template-columns: 1fr;
        }
        .category-grid {
            grid-template-columns: 1fr;
        }
        .hero-actions {
            flex-direction: column;
            align-items: stretch;
        }
        .hero-actions .btn {
            width: 100%;
        }
        .status-inner {
            flex-direction: column;
            text-align: center;
        }
        .status-ticker {
            max-width: 100%;
        }
        .about-features {
            grid-template-columns: 1fr;
        }
    }
    .faq-item__content {
        padding-top: 0;
    }
    .faq-item__content p {
        padding-top: 14px;
    }

/* roulang page: category1 */
:root {
        --primary: #0f1b2d;
        --primary-light: #1c2d42;
        --secondary: #2a3b4c;
        --accent: #d4a538;
        --accent-light: #e8c76a;
        --gold: #c9a227;
        --gold-light: #f0d98c;
        --bg-light: #f6f4ef;
        --bg-dark: #0b1420;
        --text-main: #1e293b;
        --text-muted: #64748b;
        --text-light: #f8fafc;
        --border: #e2e8f0;
        --radius: 16px;
        --radius-sm: 10px;
        --shadow: 0 12px 32px rgba(15, 27, 45, 0.08);
        --shadow-lg: 0 20px 48px rgba(15, 27, 45, 0.14);
        --transition: all 0.3s ease;
        --header-h: 80px;
    }

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

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

    body {
        font-family: "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans SC", sans-serif;
        line-height: 1.7;
        color: var(--text-main);
        background: var(--bg-light);
        -webkit-font-smoothing: antialiased;
    }

    img {
        max-width: 100%;
        display: block;
        border-radius: var(--radius-sm);
    }

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

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

    ul,
    ol {
        list-style: none;
    }

    .container {
        max-width: 1280px;
        margin: 0 auto;
        padding: 0 24px;
    }

    .section-pad {
        padding: 90px 0;
    }

    .section-head {
        text-align: center;
        max-width: 720px;
        margin: 0 auto 50px;
    }

    .section-head .badge {
        margin-bottom: 16px;
    }

    .section-head h2 {
        font-size: 2rem;
        font-weight: 700;
        color: var(--primary);
        margin-bottom: 14px;
        line-height: 1.3;
    }

    .section-head p {
        color: var(--text-muted);
        font-size: 1.05rem;
    }

    /* ========== Header & Nav ========== */
    .site-header {
        background: var(--primary);
        position: sticky;
        top: 0;
        z-index: 1000;
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.18);
    }

    .header-inner {
        display: flex;
        align-items: center;
        justify-content: space-between;
        min-height: var(--header-h);
        gap: 24px;
    }

    .site-logo {
        display: inline-flex;
        align-items: center;
        gap: 12px;
        flex-shrink: 0;
    }

    .site-logo__icon {
        width: 44px;
        height: 44px;
        background: linear-gradient(135deg, var(--gold), var(--accent-light));
        border-radius: 12px;
        display: flex;
        align-items: center;
        justify-content: center;
        color: #fff;
        font-size: 1.25rem;
        box-shadow: 0 4px 12px rgba(201, 162, 39, 0.4);
    }

    .site-logo__text {
        display: flex;
        flex-direction: column;
        line-height: 1.2;
    }

    .site-logo__text strong {
        color: #fff;
        font-size: 1.15rem;
        font-weight: 700;
        letter-spacing: 1px;
    }

    .site-logo__text small {
        color: rgba(255, 255, 255, 0.7);
        font-size: 0.75rem;
        letter-spacing: 2px;
    }

    .main-nav {
        display: flex;
        align-items: center;
    }

    .main-nav>ul {
        display: flex;
        align-items: center;
        gap: 4px;
        margin: 0;
    }

    .main-nav .nav-item {
        position: relative;
        margin: 0;
    }

    .main-nav .nav-item>a {
        display: flex;
        align-items: center;
        gap: 8px;
        color: rgba(255, 255, 255, 0.85);
        font-weight: 500;
        padding: 12px 20px;
        border-radius: 10px;
        transition: var(--transition);
        font-size: 0.95rem;
    }

    .main-nav .nav-item>a i {
        font-size: 0.8rem;
        opacity: 0.7;
    }

    .main-nav .nav-item>a:hover,
    .main-nav .nav-item.active>a {
        color: #fff;
        background: rgba(255, 255, 255, 0.1);
    }

    .main-nav .nav-item.active>a {
        color: var(--gold-light);
        font-weight: 600;
    }

    .mega-panel {
        position: absolute;
        top: calc(100% + 18px);
        left: 50%;
        transform: translateX(-50%) translateY(12px);
        background: #fff;
        border-radius: var(--radius);
        box-shadow: var(--shadow-lg);
        min-width: 560px;
        padding: 28px;
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
        border: 1px solid var(--border);
        z-index: 50;
    }

    .main-nav .nav-item.has-mega:hover .mega-panel {
        opacity: 1;
        visibility: visible;
        transform: translateX(-50%) translateY(0);
    }

    .mega-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 28px;
        margin-bottom: 20px;
    }

    .mega-col h4 {
        font-size: 0.85rem;
        text-transform: uppercase;
        letter-spacing: 1px;
        color: var(--text-muted);
        margin-bottom: 14px;
        border-bottom: 1px solid var(--border);
        padding-bottom: 8px;
    }

    .mega-col ul li {
        margin-bottom: 10px;
    }

    .mega-col ul li a {
        color: var(--text-main);
        font-size: 0.92rem;
        display: flex;
        align-items: center;
        gap: 8px;
        padding: 6px 0;
        transition: var(--transition);
    }

    .mega-col ul li a::before {
        content: "";
        width: 4px;
        height: 4px;
        border-radius: 50%;
        background: var(--accent);
        opacity: 0.6;
    }

    .mega-col ul li a:hover {
        color: var(--accent);
        transform: translateX(4px);
    }

    .mega-cta {
        background: var(--bg-light);
        border-radius: var(--radius-sm);
        padding: 16px 20px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 12px;
    }

    .mega-cta span {
        font-size: 0.9rem;
        color: var(--text-main);
        font-weight: 500;
        display: flex;
        align-items: center;
        gap: 8px;
    }

    .mega-cta .btn {
        white-space: nowrap;
    }

    .header-actions {
        display: flex;
        align-items: center;
        gap: 12px;
        margin-left: 12px;
    }

    .menu-toggle {
        display: none;
        background: rgba(255, 255, 255, 0.1);
        border: none;
        width: 42px;
        height: 42px;
        border-radius: 10px;
        color: #fff;
        font-size: 1.2rem;
        cursor: pointer;
        transition: var(--transition);
    }

    .menu-toggle:hover {
        background: rgba(255, 255, 255, 0.2);
    }

    /* ========== Buttons ========== */
    .btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        padding: 12px 26px;
        border-radius: 12px;
        font-size: 0.95rem;
        font-weight: 600;
        border: 2px solid transparent;
        cursor: pointer;
        transition: var(--transition);
        line-height: 1.4;
        text-align: center;
    }

    .btn:focus-visible {
        outline: 3px solid rgba(212, 165, 56, 0.4);
        outline-offset: 2px;
    }

    .btn-gold {
        background: linear-gradient(135deg, var(--gold), var(--accent));
        color: #fff;
        border-color: transparent;
        box-shadow: 0 4px 16px rgba(201, 162, 39, 0.3);
    }

    .btn-gold:hover {
        background: linear-gradient(135deg, var(--accent), var(--gold-light));
        color: #fff;
        transform: translateY(-2px);
        box-shadow: 0 8px 24px rgba(201, 162, 39, 0.45);
    }

    .btn-outline-light {
        border-color: rgba(255, 255, 255, 0.5);
        color: #fff;
        background: transparent;
    }

    .btn-outline-light:hover {
        border-color: #fff;
        background: rgba(255, 255, 255, 0.1);
        color: #fff;
        transform: translateY(-2px);
    }

    .btn-sm {
        padding: 9px 18px;
        font-size: 0.85rem;
        border-radius: 10px;
    }

    /* ========== Badge ========== */
    .badge {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        padding: 6px 16px;
        border-radius: 100px;
        font-size: 0.82rem;
        font-weight: 600;
        letter-spacing: 0.5px;
    }

    .badge-gold {
        background: rgba(201, 162, 39, 0.15);
        color: var(--gold);
        border: 1px solid rgba(201, 162, 39, 0.3);
    }

    .badge-dark {
        background: rgba(15, 27, 45, 0.08);
        color: var(--primary);
        border: 1px solid rgba(15, 27, 45, 0.1);
    }

    /* ========== Page Hero ========== */
    .page-hero {
        position: relative;
        padding: 120px 0 100px;
        background-size: cover;
        background-position: center;
        background-repeat: no-repeat;
        color: #fff;
    }

    .page-hero::before {
        content: "";
        position: absolute;
        inset: 0;
        background: linear-gradient(115deg, rgba(15, 27, 45, 0.93) 30%, rgba(15, 27, 45, 0.65) 70%, rgba(15, 27, 45, 0.3));
        border-radius: inherit;
    }

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

    .page-hero__inner {
        max-width: 720px;
    }

    .page-hero__inner .badge {
        margin-bottom: 20px;
    }

    .page-hero__inner h1 {
        font-size: 2.8rem;
        font-weight: 700;
        line-height: 1.2;
        margin-bottom: 20px;
        letter-spacing: 1px;
    }

    .page-hero__inner p.lead {
        font-size: 1.15rem;
        color: rgba(255, 255, 255, 0.85);
        margin-bottom: 32px;
        line-height: 1.8;
    }

    .breadcrumb {
        display: flex;
        align-items: center;
        gap: 10px;
        font-size: 0.88rem;
        color: rgba(255, 255, 255, 0.65);
    }

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

    .breadcrumb i {
        font-size: 0.7rem;
    }

    .page-hero__stats {
        display: flex;
        gap: 40px;
        margin-top: 44px;
        padding: 24px 32px;
        background: rgba(255, 255, 255, 0.12);
        border: 1px solid rgba(255, 255, 255, 0.15);
        border-radius: var(--radius);
        backdrop-filter: blur(8px);
        flex-wrap: wrap;
    }

    .page-hero__stats .stat {
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .page-hero__stats .stat strong {
        font-size: 1.6rem;
        font-weight: 700;
        color: var(--gold-light);
    }

    .page-hero__stats .stat span {
        font-size: 0.82rem;
        color: rgba(255, 255, 255, 0.7);
        margin-top: 4px;
    }

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

    .strategy-card {
        background: #fff;
        border-radius: var(--radius);
        overflow: hidden;
        box-shadow: var(--shadow);
        border: 1px solid var(--border);
        transition: var(--transition);
        display: flex;
        flex-direction: column;
        height: 100%;
    }

    .strategy-card:hover {
        transform: translateY(-8px);
        box-shadow: var(--shadow-lg);
        border-color: rgba(201, 162, 39, 0.4);
    }

    .strategy-card__img {
        height: 200px;
        overflow: hidden;
        position: relative;
    }

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

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

    .strategy-card__img .img-tag {
        position: absolute;
        top: 12px;
        left: 12px;
        background: rgba(15, 27, 45, 0.8);
        color: var(--gold-light);
        font-size: 0.75rem;
        font-weight: 600;
        padding: 5px 14px;
        border-radius: 100px;
        backdrop-filter: blur(4px);
    }

    .strategy-card__body {
        padding: 24px;
        flex: 1;
        display: flex;
        flex-direction: column;
    }

    .strategy-card__body h3 {
        font-size: 1.12rem;
        font-weight: 700;
        color: var(--text-main);
        margin-bottom: 10px;
    }

    .strategy-card__body p {
        font-size: 0.9rem;
        color: var(--text-muted);
        line-height: 1.7;
        flex: 1;
        margin-bottom: 18px;
    }

    .strategy-card__link {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        font-size: 0.88rem;
        font-weight: 600;
        color: var(--accent);
    }

    .strategy-card__link i {
        font-size: 0.8rem;
        transition: transform 0.3s ease;
    }

    .strategy-card__link:hover i {
        transform: translateX(4px);
    }

    /* ========== Feature Split ========== */
    .feature-split {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 60px;
        align-items: center;
    }

    .feature-split__media {
        position: relative;
        border-radius: var(--radius);
        overflow: hidden;
        box-shadow: var(--shadow-lg);
    }

    .feature-split__media img {
        width: 100%;
        height: 400px;
        object-fit: cover;
    }

    .feature-split__media .play-badge {
        position: absolute;
        bottom: 20px;
        left: 20px;
        background: rgba(255, 255, 255, 0.95);
        border-radius: 12px;
        padding: 12px 20px;
        display: flex;
        align-items: center;
        gap: 12px;
        font-size: 0.85rem;
        box-shadow: var(--shadow);
        color: var(--text-main);
        font-weight: 600;
    }

    .feature-split__media .play-badge .icon {
        width: 36px;
        height: 36px;
        border-radius: 50%;
        background: var(--accent);
        color: #fff;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 0.8rem;
    }

    .feature-split__content h2 {
        font-size: 1.9rem;
        font-weight: 700;
        color: var(--text-main);
        line-height: 1.3;
        margin-bottom: 16px;
    }

    .feature-split__content p {
        color: var(--text-muted);
        font-size: 1rem;
        line-height: 1.8;
        margin-bottom: 24px;
    }

    .feature-list {
        margin-top: 20px;
    }

    .feature-list li {
        display: flex;
        align-items: flex-start;
        gap: 12px;
        margin-bottom: 16px;
        font-size: 0.95rem;
    }

    .feature-list li i {
        color: var(--accent);
        margin-top: 4px;
        font-size: 0.9rem;
    }

    /* ========== Steps / Timeline ========== */
    .steps-section {
        background: var(--bg-dark);
        position: relative;
        background-image: url('/assets/images/backpic/back-2.png');
        background-size: cover;
        background-attachment: fixed;
    }

    .steps-section::before {
        content: "";
        position: absolute;
        inset: 0;
        background: rgba(11, 20, 32, 0.88);
    }

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

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

    .steps-section .section-head p {
        color: rgba(255, 255, 255, 0.6);
    }

    .steps-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 28px;
        margin-top: 30px;
    }

    .step-item {
        text-align: center;
        padding: 36px 24px;
        background: rgba(255, 255, 255, 0.06);
        border: 1px solid rgba(255, 255, 255, 0.1);
        border-radius: var(--radius);
        transition: var(--transition);
        position: relative;
    }

    .step-item:hover {
        background: rgba(255, 255, 255, 0.12);
        transform: translateY(-6px);
        border-color: var(--gold-light);
    }

    .step-number {
        width: 56px;
        height: 56px;
        margin: 0 auto 18px;
        background: linear-gradient(135deg, var(--gold), var(--accent));
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1.4rem;
        font-weight: 700;
        color: #fff;
        box-shadow: 0 0 24px rgba(201, 162, 39, 0.35);
    }

    .step-item h4 {
        color: #fff;
        font-size: 1.05rem;
        margin-bottom: 10px;
        font-weight: 600;
    }

    .step-item p {
        color: rgba(255, 255, 255, 0.6);
        font-size: 0.88rem;
        line-height: 1.6;
    }

    /* ========== Article List ========== */
    .article-list {
        background: #fff;
        border-radius: var(--radius);
        box-shadow: var(--shadow);
        border: 1px solid var(--border);
        overflow: hidden;
    }

    .article-item {
        display: flex;
        align-items: center;
        gap: 24px;
        padding: 22px 28px;
        border-bottom: 1px solid var(--border);
        transition: var(--transition);
    }

    .article-item:last-child {
        border-bottom: 0;
    }

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

    .article-item__num {
        width: 48px;
        height: 48px;
        background: var(--bg-light);
        border-radius: 12px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1.1rem;
        font-weight: 700;
        color: var(--accent);
        flex-shrink: 0;
    }

    .article-item__body {
        flex: 1;
    }

    .article-item__body h3 {
        font-size: 1rem;
        font-weight: 600;
        color: var(--text-main);
        margin-bottom: 6px;
        transition: var(--transition);
    }

    .article-item__body h3 a {
        color: inherit;
    }

    .article-item__body h3 a:hover {
        color: var(--accent);
    }

    .article-item__body p {
        font-size: 0.86rem;
        color: var(--text-muted);
        line-height: 1.5;
    }

    .article-item__meta {
        display: flex;
        align-items: center;
        gap: 14px;
        font-size: 0.8rem;
        color: var(--text-muted);
        flex-shrink: 0;
    }

    .article-item__meta i {
        margin-right: 4px;
        color: var(--accent);
    }

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

    .faq-item {
        background: #fff;
        border: 1px solid var(--border);
        border-radius: var(--radius);
        margin-bottom: 16px;
        overflow: hidden;
        transition: var(--transition);
    }

    .faq-item:hover {
        box-shadow: var(--shadow);
        border-color: rgba(201, 162, 39, 0.3);
    }

    .faq-item summary {
        list-style: none;
        cursor: pointer;
        padding: 22px 28px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 16px;
        font-size: 1rem;
        font-weight: 600;
        color: var(--text-main);
    }

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

    .faq-item summary i {
        color: var(--accent);
        font-size: 0.9rem;
        transition: transform 0.3s ease;
        flex-shrink: 0;
    }

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

    .faq-item .faq-answer {
        padding: 0 28px 24px;
        color: var(--text-muted);
        font-size: 0.95rem;
        line-height: 1.8;
    }

    /* ========== CTA ========== */
    .cta-section {
        background: linear-gradient(135deg, var(--primary), var(--primary-light));
        position: relative;
        overflow: hidden;
    }

    .cta-section::before {
        content: "";
        position: absolute;
        top: -60%;
        right: -20%;
        width: 500px;
        height: 500px;
        background: radial-gradient(circle, rgba(201, 162, 39, 0.2), transparent 70%);
        border-radius: 50%;
    }

    .cta-section .grid-container {
        position: relative;
        z-index: 2;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 40px;
        flex-wrap: wrap;
    }

    .cta-content h2 {
        color: #fff;
        font-size: 1.8rem;
        font-weight: 700;
        margin-bottom: 10px;
    }

    .cta-content p {
        color: rgba(255, 255, 255, 0.7);
        font-size: 1rem;
        max-width: 600px;
    }

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

    /* ========== Footer ========== */
    .site-footer {
        background: var(--bg-dark);
        color: rgba(255, 255, 255, 0.7);
        padding: 70px 0 0;
    }

    .footer-grid {
        display: grid;
        grid-template-columns: 2fr 1fr 1fr 1.2fr;
        gap: 40px;
        padding-bottom: 50px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }

    .footer-brand .site-logo {
        margin-bottom: 18px;
    }

    .footer-brand p {
        font-size: 0.9rem;
        line-height: 1.8;
        color: rgba(255, 255, 255, 0.6);
        margin-bottom: 20px;
        max-width: 320px;
    }

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

    .social-links a {
        width: 40px;
        height: 40px;
        border-radius: 10px;
        background: rgba(255, 255, 255, 0.08);
        display: flex;
        align-items: center;
        justify-content: center;
        color: rgba(255, 255, 255, 0.6);
        font-size: 1rem;
        transition: var(--transition);
    }

    .social-links a:hover {
        background: var(--accent);
        color: #fff;
        transform: translateY(-4px);
    }

    .footer-col h4 {
        color: #fff;
        font-size: 0.95rem;
        font-weight: 600;
        margin-bottom: 20px;
        letter-spacing: 1px;
    }

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

    .footer-col ul li a {
        color: rgba(255, 255, 255, 0.55);
        font-size: 0.88rem;
        transition: var(--transition);
    }

    .footer-col ul li a:hover {
        color: var(--gold-light);
        padding-left: 6px;
    }

    .footer-contact p {
        display: flex;
        align-items: flex-start;
        gap: 10px;
        font-size: 0.88rem;
        color: rgba(255, 255, 255, 0.55);
        margin-bottom: 10px;
    }

    .footer-contact p i {
        color: var(--accent);
        margin-top: 4px;
        font-size: 0.9rem;
    }

    .footer-bottom {
        padding: 24px 0;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 16px;
        flex-wrap: wrap;
        font-size: 0.82rem;
        color: rgba(255, 255, 255, 0.4);
    }

    .footer-bottom a {
        color: rgba(255, 255, 255, 0.5);
    }

    .footer-bottom a:hover {
        color: var(--gold-light);
    }

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

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

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

        .feature-split {
            gap: 40px;
        }
    }

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

        .header-inner {
            min-height: 68px;
            flex-wrap: wrap;
        }

        .menu-toggle {
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .main-nav {
            position: fixed;
            top: 68px;
            left: 0;
            right: 0;
            background: var(--primary);
            flex-direction: column;
            align-items: flex-start;
            padding: 20px;
            max-height: calc(100vh - 68px);
            overflow-y: auto;
            transform: translateY(-120%);
            transition: transform 0.35s ease;
            box-shadow: var(--shadow-lg);
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            display: block;
            z-index: 999;
        }

        .main-nav.open {
            transform: translateY(0);
        }

        .main-nav>ul {
            flex-direction: column;
            align-items: stretch;
            gap: 4px;
        }

        .main-nav .nav-item>a {
            justify-content: space-between;
            padding: 14px 16px;
            font-size: 1rem;
        }

        .mega-panel {
            position: static;
            transform: none;
            opacity: 1;
            visibility: visible;
            min-width: 0;
            width: calc(100% - 16px);
            margin: 8px 8px 16px;
            padding: 20px;
            box-shadow: none;
            border-radius: var(--radius-sm);
            display: none;
        }

        .main-nav .nav-item.has-mega:hover .mega-panel {
            display: block;
            transform: none;
        }

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

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

        .page-hero {
            padding: 80px 0 60px;
        }

        .page-hero__inner h1 {
            font-size: 2rem;
        }

        .page-hero__inner p.lead {
            font-size: 1rem;
        }

        .page-hero__stats {
            gap: 20px;
            padding: 20px;
        }

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

        .feature-split__media img {
            height: 260px;
        }

        .steps-section {
            background-attachment: scroll;
        }

        .article-item {
            flex-direction: column;
            align-items: flex-start;
            gap: 12px;
            padding: 20px;
        }

        .article-item__meta {
            flex-wrap: wrap;
        }

        .cta-section .grid-container {
            flex-direction: column;
            text-align: center;
        }

        .cta-content p {
            margin: 0 auto;
        }

        .cta-actions {
            justify-content: center;
        }

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

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

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

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

        .section-head h2 {
            font-size: 1.5rem;
        }

        .page-hero__inner h1 {
            font-size: 1.6rem;
        }

        .page-hero__stats {
            width: 100%;
            justify-content: space-between;
        }

        .page-hero__stats .stat strong {
            font-size: 1.2rem;
        }

        .article-item__meta {
            width: 100%;
            font-size: 0.75rem;
        }

        .site-logo__text strong {
            font-size: 1rem;
        }

        .site-logo__text small {
            font-size: 0.68rem;
        }

        .site-logo__icon {
            width: 38px;
            height: 38px;
            font-size: 1rem;
        }

        .btn {
            padding: 10px 20px;
            font-size: 0.88rem;
        }
    }

/* roulang page: article */
:root {
            --primary: #0f2b46;
            --primary-light: #1a4570;
            --accent: #d4a54a;
            --accent-dark: #b8892e;
            --bg: #f4f7fc;
            --bg-light: #ffffff;
            --text: #16242f;
            --text-weak: #5e6f7e;
            --border: #e2e8f0;
            --success: #2ecc71;
            --danger: #e74c3c;
            --radius: 12px;
            --radius-sm: 8px;
            --shadow-sm: 0 2px 8px rgba(15,43,70,.06);
            --shadow-md: 0 6px 24px rgba(15,43,70,.10);
            --shadow-lg: 0 16px 48px rgba(15,43,70,.14);
            --space: 16px;
            --transition: all .25s ease;
        }

        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }
        img { max-width: 100%; height: auto; display: block; }
        a { color: var(--primary-light); text-decoration: none; transition: var(--transition); }
        a:hover { color: var(--accent-dark); }
        ul, ol { list-style: none; }
        button { cursor: pointer; border: none; background: none; font-family: inherit; }

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

        /* ===== 导航 ===== */
        .site-header {
            background: rgba(255,255,255,.96);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow-sm);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }
        .site-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            color: var(--primary);
        }
        .site-logo__icon {
            width: 40px; height: 40px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            border-radius: 10px;
            display: flex; align-items: center; justify-content: center;
            color: #fff; font-size: 18px;
            box-shadow: 0 4px 10px rgba(15,43,70,.25);
        }
        .site-logo__text { display: flex; flex-direction: column; line-height: 1.2; }
        .site-logo__text strong { font-size: 17px; letter-spacing: .5px; }
        .site-logo__text small { font-size: 11px; color: var(--text-weak); font-weight: 400; letter-spacing: 1px; }

        .main-nav { display: flex; align-items: center; }
        .main-nav > ul { display: flex; align-items: center; gap: 4px; }
        .main-nav .nav-item { position: relative; }
        .main-nav .nav-item > a {
            display: flex; align-items: center; gap: 6px;
            padding: 10px 16px;
            border-radius: 8px;
            font-weight: 500;
            color: var(--text);
            font-size: 15px;
        }
        .main-nav .nav-item > a i { font-size: 13px; }
        .main-nav .nav-item > a:hover,
        .main-nav .nav-item.active > a {
            background: rgba(15,43,70,.06);
            color: var(--primary);
        }
        .main-nav .nav-item.active > a { font-weight: 600; }

        .has-mega { position: relative; }
        .mega-panel {
            position: absolute;
            top: 100%;
            left: 50%;
            transform: translateX(-50%) translateY(8px);
            width: 480px;
            background: #fff;
            border-radius: var(--radius);
            box-shadow: var(--shadow-lg);
            border: 1px solid var(--border);
            padding: 20px;
            opacity: 0;
            visibility: hidden;
            transition: var(--transition);
            z-index: 100;
        }
        .has-mega:hover .mega-panel {
            opacity: 1;
            visibility: visible;
            transform: translateX(-50%) translateY(4px);
        }
        .mega-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
        .mega-col h4 {
            font-size: 12px;
            text-transform: uppercase;
            letter-spacing: 1px;
            color: var(--text-weak);
            margin-bottom: 8px;
            border-bottom: 1px solid var(--border);
            padding-bottom: 4px;
        }
        .mega-col ul li { margin-bottom: 4px; }
        .mega-col ul li a {
            display: block;
            padding: 6px 8px;
            border-radius: 6px;
            color: var(--text);
            font-size: 14px;
        }
        .mega-col ul li a:hover { background: rgba(15,43,70,.04); color: var(--primary); }
        .mega-cta {
            margin-top: 14px;
            background: linear-gradient(135deg, rgba(15,43,70,.04), rgba(212,165,74,.08));
            border-radius: 8px;
            padding: 10px 14px;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .mega-cta span { font-size: 13px; font-weight: 600; color: var(--primary); }

        .nav-cta {
            margin-left: 8px;
            background: linear-gradient(135deg, var(--accent), var(--accent-dark));
            color: #fff !important;
            padding: 10px 18px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 14px;
            display: flex; align-items: center; gap: 6px;
            box-shadow: 0 4px 12px rgba(212,165,74,.35);
            transition: var(--transition);
        }
        .nav-cta:hover { transform: translateY(-2px); box-shadow: 0 8px 20px rgba(212,165,74,.45); }

        .nav-toggle {
            display: none;
            width: 42px; height: 42px;
            border-radius: 8px;
            background: var(--primary);
            color: #fff;
            font-size: 18px;
            align-items: center;
            justify-content: center;
        }

        /* ===== Banner ===== */
        .article-banner {
            position: relative;
            background: linear-gradient(135deg, rgba(15,43,70,.92), rgba(26,69,112,.82)), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            padding: 64px 0 56px;
            color: #fff;
        }
        .article-banner .breadcrumb {
            display: flex;
            gap: 8px;
            align-items: center;
            font-size: 14px;
            opacity: .9;
            margin-bottom: 16px;
        }
        .article-banner .breadcrumb a { color: rgba(255,255,255,.7); }
        .article-banner .breadcrumb a:hover { color: #fff; }
        .article-banner .category-tag {
            display: inline-block;
            background: rgba(212,165,74,.2);
            border: 1px solid rgba(212,165,74,.5);
            color: var(--accent);
            padding: 4px 14px;
            border-radius: 30px;
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 12px;
        }
        .article-banner h1 {
            font-size: clamp(26px, 4vw, 38px);
            font-weight: 800;
            line-height: 1.3;
            max-width: 800px;
            margin-bottom: 12px;
        }
        .article-banner .banner-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 14px;
            opacity: .85;
        }
        .article-banner .banner-meta i { margin-right: 4px; }

        /* ===== 实时状态条 ===== */
        .live-bar {
            background: #fff;
            border: 1px solid var(--border);
            border-left: 4px solid var(--success);
            border-radius: 10px;
            padding: 14px 18px;
            display: flex;
            align-items: center;
            gap: 12px;
            box-shadow: var(--shadow-sm);
            margin: -32px auto 0;
            position: relative;
            z-index: 5;
        }
        .live-bar .pulse-dot {
            width: 10px; height: 10px;
            background: var(--success);
            border-radius: 50%;
            position: relative;
            flex-shrink: 0;
        }
        .live-bar .pulse-dot::after {
            content: '';
            position: absolute;
            inset: -4px;
            border-radius: 50%;
            background: rgba(46,204,113,.4);
            animation: pulse 1.5s infinite;
        }
        @keyframes pulse {
            0% { transform: scale(.8); opacity: 1; }
            100% { transform: scale(1.6); opacity: 0; }
        }
        .live-bar .live-text { font-weight: 600; font-size: 14px; color: var(--primary); }

        /* ===== 文章主体 ===== */
        .article-main-wrap { padding: 48px 0 64px; }
        .article-layout {
            display: grid;
            grid-template-columns: 1fr 360px;
            gap: 32px;
            align-items: start;
        }
        .article-content-card {
            background: #fff;
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
            padding: 32px;
        }
        .article-content-card .article-toolbar {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 12px;
            padding-bottom: 18px;
            border-bottom: 1px solid var(--border);
            margin-bottom: 24px;
        }
        .article-content-card .article-toolbar span { font-size: 14px; color: var(--text-weak); }
        .article-content-card .article-toolbar i { margin-right: 4px; color: var(--accent-dark); }

        .article-content { font-size: 16px; line-height: 1.85; color: var(--text); }
        .article-content p { margin-bottom: 18px; }
        .article-content h2 { font-size: 22px; margin: 28px 0 14px; padding-left: 12px; border-left: 4px solid var(--accent); }
        .article-content h3 { font-size: 18px; margin: 20px 0 10px; }
        .article-content ul { margin-bottom: 18px; padding-left: 0; }
        .article-content ul li {
            padding: 6px 0 6px 24px;
            position: relative;
        }
        .article-content ul li::before {
            content: '\f0da';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            position: absolute;
            left: 4px;
            color: var(--accent);
            font-size: 14px;
        }
        .article-content blockquote {
            background: rgba(212,165,74,.08);
            border-right: 3px solid var(--accent);
            padding: 14px 20px;
            margin: 20px 0;
            border-radius: 6px;
            font-style: italic;
            color: var(--primary);
        }
        .article-content img { border-radius: var(--radius); margin: 20px 0; box-shadow: var(--shadow-sm); }

        .article-tags {
            margin-top: 26px;
            padding-top: 20px;
            border-top: 1px solid var(--border);
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            align-items: center;
        }
        .article-tags a {
            background: rgba(15,43,70,.05);
            padding: 4px 12px;
            border-radius: 30px;
            font-size: 13px;
            color: var(--primary);
            transition: var(--transition);
        }
        .article-tags a:hover { background: rgba(15,43,70,.12); }

        .article-share {
            display: flex;
            gap: 8px;
            margin-top: 16px;
        }
        .article-share a {
            width: 36px; height: 36px;
            border-radius: 50%;
            background: rgba(15,43,70,.06);
            display: flex; align-items: center; justify-content: center;
            color: var(--primary);
            font-size: 14px;
            transition: var(--transition);
        }
        .article-share a:hover { background: var(--primary); color: #fff; transform: translateY(-2px); }

        /* ===== 侧边栏 ===== */
        .article-sidebar { display: flex; flex-direction: column; gap: 24px; }
        .sidebar-card {
            background: #fff;
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            padding: 22px;
        }
        .sidebar-card h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 14px;
            padding-bottom: 10px;
            border-bottom: 2px solid rgba(15,43,70,.06);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar-card h3 i { color: var(--accent); }
        .sidebar-list li { padding: 10px 0; border-bottom: 1px solid #f0f3f7; }
        .sidebar-list li:last-child { border-bottom: none; }
        .sidebar-list li a { font-size: 14px; font-weight: 500; color: var(--text); display: block; }
        .sidebar-list li a:hover { color: var(--primary); }

        .countdown-box {
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            border-radius: var(--radius);
            color: #fff;
            padding: 22px;
            text-align: center;
        }
        .countdown-box h4 { font-size: 15px; font-weight: 600; margin-bottom: 12px; opacity: .9; }
        .countdown-box .countdown-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 10px;
            margin-bottom: 12px;
        }
        .countdown-box .countdown-item {
            background: rgba(255,255,255,.12);
            border-radius: 8px;
            padding: 10px 4px;
        }
        .countdown-box .countdown-item strong {
            font-size: 24px;
            font-weight: 800;
            display: block;
            line-height: 1.2;
            color: var(--accent);
        }
        .countdown-box .countdown-item span { font-size: 12px; opacity: .75; }
        .countdown-box .btn {
            background: var(--accent);
            color: #fff;
            width: 100%;
            justify-content: center;
            margin-top: 8px;
        }

        /* ===== 按钮 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 24px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 14px;
            transition: var(--transition);
            border: none;
            cursor: pointer;
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: #fff;
            box-shadow: 0 4px 14px rgba(15,43,70,.3);
        }
        .btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(15,43,70,.4); color: #fff; }
        .btn-gold {
            background: linear-gradient(135deg, var(--accent), var(--accent-dark));
            color: #fff;
            box-shadow: 0 4px 14px rgba(212,165,74,.4);
        }
        .btn-gold:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(212,165,74,.5); color: #fff; }
        .btn-outline {
            border: 2px solid var(--border);
            color: var(--primary);
            background: transparent;
        }
        .btn-outline:hover { border-color: var(--primary); background: rgba(15,43,70,.04); color: var(--primary); }
        .btn-sm { padding: 8px 16px; font-size: 13px; }

        /* ===== 相关推荐 ===== */
        .section-block { padding: 64px 0; }
        .section-block.alt { background: #fff; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
        .section-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            margin-bottom: 32px;
        }
        .section-head h2 { font-size: 26px; font-weight: 800; color: var(--primary); position: relative; }
        .section-head h2 span { color: var(--accent); }
        .section-head p { color: var(--text-weak); font-size: 14px; max-width: 400px; }

        .related-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .related-card {
            background: #fff;
            border-radius: var(--radius);
            border: 1px solid var(--border);
            overflow: hidden;
            transition: var(--transition);
            display: block;
            height: 100%;
        }
        .related-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: rgba(15,43,70,.15);
        }
        .related-card .card-thumb { position: relative; overflow: hidden; }
        .related-card .card-thumb img { width: 100%; height: 160px; object-fit: cover; transition: transform .4s ease; }
        .related-card:hover .card-thumb img { transform: scale(1.05); }
        .related-card .card-thumb .tag {
            position: absolute;
            top: 10px; left: 10px;
            background: rgba(15,43,70,.8);
            color: #fff;
            padding: 3px 10px;
            border-radius: 20px;
            font-size: 11px;
            font-weight: 600;
            backdrop-filter: blur(4px);
        }
        .related-card .card-body { padding: 18px 18px 20px; }
        .related-card .card-body h3 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text);
            line-height: 1.5;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-card .card-body p {
            font-size: 13px;
            color: var(--text-weak);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 10px;
        }
        .related-card .card-body .meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 12px;
            color: var(--text-weak);
        }
        .related-card .card-body .meta i { margin-right: 4px; }

        /* ===== 分类入口 ===== */
        .category-cards {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .category-card {
            background: linear-gradient(135deg, rgba(15,43,70,.97), rgba(26,69,112,.92));
            border-radius: var(--radius);
            padding: 28px;
            color: #fff;
            position: relative;
            overflow: hidden;
            transition: var(--transition);
            display: block;
        }
        .category-card::after {
            content: '';
            position: absolute;
            right: -40px;
            bottom: -40px;
            width: 120px;
            height: 120px;
            border-radius: 50%;
            background: rgba(212,165,74,.15);
            transition: var(--transition);
        }
        .category-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
        .category-card:hover::after { transform: scale(1.3); }
        .category-card .icon {
            width: 48px; height: 48px;
            background: rgba(212,165,74,.2);
            border-radius: 12px;
            display: flex; align-items: center; justify-content: center;
            color: var(--accent);
            font-size: 20px;
            margin-bottom: 16px;
        }
        .category-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
        .category-card p { font-size: 14px; opacity: .85; margin-bottom: 16px; line-height: 1.6; }
        .category-card .link {
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        /* ===== FAQ ===== */
        .faq-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
            max-width: 960px;
            margin: 0 auto;
        }
        .faq-item {
            background: #fff;
            border-radius: var(--radius);
            border: 1px solid var(--border);
            padding: 22px 24px;
            transition: var(--transition);
        }
        .faq-item:hover { box-shadow: var(--shadow-md); border-color: rgba(15,43,70,.12); }
        .faq-item h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 8px;
            display: flex;
            gap: 10px;
            align-items: center;
        }
        .faq-item h4 i { color: var(--accent); }
        .faq-item p { font-size: 14px; color: var(--text-weak); line-height: 1.7; }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            border-radius: 20px;
            padding: 48px;
            color: #fff;
            text-align: center;
            margin: 64px 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px; height: 200px;
            border-radius: 50%;
            background: rgba(212,165,74,.15);
        }
        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -80px;
            left: -40px;
            width: 160px; height: 160px;
            border-radius: 50%;
            background: rgba(212,165,74,.1);
        }
        .cta-section h2 { font-size: 30px; font-weight: 800; margin-bottom: 12px; }
        .cta-section p { font-size: 16px; opacity: .85; max-width: 560px; margin: 0 auto 28px; }
        .cta-section .btn { position: relative; z-index: 2; }

        /* ===== 页脚 ===== */
        .site-footer {
            background: #0a1d30;
            color: rgba(255,255,255,.7);
            padding: 56px 0 24px;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 32px;
            margin-bottom: 36px;
        }
        .site-footer .site-logo { color: #fff; margin-bottom: 14px; }
        .site-footer .site-logo__icon { background: rgba(255,255,255,.12); box-shadow: none; }
        .site-footer .site-logo small { color: rgba(255,255,255,.5); }
        .site-footer .footer-brand p { font-size: 14px; line-height: 1.7; margin-bottom: 16px; color: rgba(255,255,255,.5); }
        .site-footer .social-links { display: flex; gap: 10px; }
        .site-footer .social-links a {
            width: 38px; height: 38px;
            border-radius: 50%;
            background: rgba(255,255,255,.08);
            display: flex; align-items: center; justify-content: center;
            color: rgba(255,255,255,.7);
            font-size: 14px;
            transition: var(--transition);
        }
        .site-footer .social-links a:hover { background: var(--accent); color: #fff; transform: translateY(-2px); }
        .site-footer .footer-col h4 {
            color: #fff;
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 14px;
            letter-spacing: .5px;
        }
        .site-footer .footer-col ul li { margin-bottom: 6px; }
        .site-footer .footer-col ul li a { color: rgba(255,255,255,.5); font-size: 14px; }
        .site-footer .footer-col ul li a:hover { color: var(--accent); }
        .site-footer .footer-contact p {
            font-size: 14px;
            margin-bottom: 8px;
            color: rgba(255,255,255,.5);
            display: flex;
            gap: 8px;
            align-items: center;
        }
        .site-footer .footer-contact i { color: var(--accent); width: 16px; text-align: center; }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255,255,255,.08);
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 13px;
            color: rgba(255,255,255,.35);
        }
        .site-footer .footer-bottom a { color: rgba(255,255,255,.4); }
        .site-footer .footer-bottom a:hover { color: var(--accent); }

        /* ===== 空状态 ===== */
        .empty-article {
            text-align: center;
            padding: 60px 20px;
        }
        .empty-article i { font-size: 56px; color: var(--border); margin-bottom: 16px; display: block; }
        .empty-article h2 { font-size: 24px; color: var(--primary); margin-bottom: 8px; }
        .empty-article p { color: var(--text-weak); margin-bottom: 20px; }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .related-grid { grid-template-columns: repeat(2, 1fr); }
            .article-layout { grid-template-columns: 1fr; }
            .article-sidebar { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
            .site-footer .footer-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
            .mega-panel { left: auto; right: 0; transform: translateX(0) translateY(8px); }
            .has-mega:hover .mega-panel { transform: translateX(0) translateY(4px); }
        }
        @media (max-width: 768px) {
            .grid-container { padding-left: 16px; padding-right: 16px; }
            .header-inner { height: 64px; }
            .main-nav { display: none; }
            .nav-toggle { display: flex; }
            .main-nav.open {
                display: block;
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                background: #fff;
                border-bottom: 1px solid var(--border);
                box-shadow: var(--shadow-md);
                padding: 12px 20px;
                z-index: 999;
            }
            .main-nav.open > ul { flex-direction: column; align-items: flex-start; gap: 0; }
            .main-nav.open .nav-item { width: 100%; }
            .main-nav.open .nav-item > a { padding: 12px 8px; }
            .mega-panel {
                position: static;
                transform: none;
                opacity: 1;
                visibility: visible;
                width: 100%;
                box-shadow: none;
                border: none;
                padding: 10px 0 0 12px;
                display: none;
            }
            .has-mega.open .mega-panel { display: block; }
            .nav-cta { margin-left: 0; margin-top: 8px; justify-content: center; }
            .category-cards { grid-template-columns: 1fr; }
            .faq-grid { grid-template-columns: 1fr; }
            .cta-section { padding: 32px 20px; }
            .cta-section h2 { font-size: 24px; }
            .article-content-card { padding: 20px; }
            .section-block { padding: 40px 0; }
            .live-bar { margin-top: -20px; padding: 12px 14px; }
            .site-footer .footer-grid { grid-template-columns: 1fr; }
            .footer-bottom { flex-direction: column; text-align: center; }
        }
        @media (max-width: 520px) {
            .related-grid { grid-template-columns: 1fr; }
            .article-sidebar { grid-template-columns: 1fr; }
            .article-banner { padding: 40px 0 48px; }
            .section-head { flex-direction: column; gap: 8px; align-items: flex-start; }
            .section-head h2 { font-size: 22px; }
            .article-content { font-size: 15px; }
            .countdown-box .countdown-item strong { font-size: 20px; }
            .site-footer { padding: 40px 0 16px; }
        }

        /* ===== 数据块 ===== */
        .stats-strip {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            margin: 24px 0 0;
        }
        .stat-box {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 10px;
            padding: 16px;
            text-align: center;
            box-shadow: var(--shadow-sm);
        }
        .stat-box strong {
            font-size: 22px;
            color: var(--primary);
            display: block;
            line-height: 1.3;
        }
        .stat-box span { font-size: 12px; color: var(--text-weak); }
        @media (max-width: 768px) {
            .stats-strip { grid-template-columns: repeat(2, 1fr); }
        }