/* roulang page: index */
:root {
        --primary: #0B6E4F;
        --primary-hover: #08573F;
        --accent: #FF6B35;
        --accent-hover: #E55A2B;
        --bg-dark: #0E1D18;
        --bg-light: #F6F8F7;
        --text-main: #1A1F1E;
        --text-secondary: #5A6B64;
        --text-placeholder: #9AA8A1;
        --border: #E8EEEB;
        --radius-card: 12px;
        --radius-btn: 8px;
        --radius-badge: 4px;
        --shadow-card: 0 2px 8px rgba(11,110,79,0.06);
        --shadow-card-hover: 0 10px 30px rgba(11,110,79,0.12);
        --shadow-accent: 0 4px 14px rgba(255,107,53,0.25);
        --shadow-accent-hover: 0 6px 20px rgba(255,107,53,0.35);
        --font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
    }

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

    html {
        scroll-behavior: smooth;
    }

    body {
        font-family: var(--font-family);
        font-size: 16px;
        line-height: 1.75;
        color: var(--text-main);
        background: #FFFFFF;
        -webkit-font-smoothing: antialiased;
    }

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

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

    ul,
    ol {
        list-style: none;
    }

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

    .container-main {
        max-width: 1280px;
        margin: 0 auto;
        padding-left: 20px;
        padding-right: 20px;
    }

    /* Header */
    .site-header {
        background: #FFFFFF;
        height: 72px;
        border-bottom: 1px solid var(--border);
        box-shadow: 0 2px 12px rgba(11, 110, 79, 0.04);
        position: sticky;
        top: 0;
        z-index: 1000;
    }

    .site-header .header-inner {
        display: flex;
        align-items: center;
        justify-content: space-between;
        height: 72px;
        gap: 20px;
    }

    .header-logo {
        display: flex;
        align-items: center;
        gap: 10px;
        flex-shrink: 0;
    }

    .header-logo .logo-icon {
        width: 40px;
        height: 40px;
        background: var(--primary);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        color: #fff;
        font-weight: 700;
        font-size: 15px;
        letter-spacing: 1px;
        flex-shrink: 0;
    }

    .header-logo .logo-text {
        font-size: 20px;
        font-weight: 700;
        color: var(--text-main);
        white-space: nowrap;
    }

    .header-nav {
        display: flex;
        align-items: center;
        gap: 4px;
    }

    .header-nav .nav-item-custom {
        padding: 8px 18px;
        font-size: 16px;
        font-weight: 500;
        color: var(--text-main);
        border-radius: 20px;
        position: relative;
        transition: background 0.2s ease, color 0.2s ease;
    }

    .header-nav .nav-item-custom:hover {
        color: var(--primary);
        background: rgba(11, 110, 79, 0.06);
    }

    .header-nav .nav-item-custom.active {
        color: var(--primary);
        font-weight: 600;
    }

    .header-nav .nav-item-custom.active::after {
        content: "";
        position: absolute;
        bottom: 0;
        left: 18px;
        right: 18px;
        height: 3px;
        background: var(--primary);
        border-radius: 2px;
    }

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

    .header-search {
        width: 220px;
        transition: width 0.3s ease;
    }

    .header-search:focus-within {
        width: 280px;
    }

    .header-search .input-group-text {
        background: transparent;
        border: 1px solid var(--border);
        border-right: none;
        border-radius: 8px 0 0 8px !important;
        color: var(--text-placeholder);
        padding-right: 0;
    }

    .header-search .form-control {
        border: 1px solid var(--border);
        border-left: none;
        border-radius: 0 8px 8px 0 !important;
        height: 40px;
        font-size: 14px;
        box-shadow: none;
        padding-left: 4px;
    }

    .header-search .form-control:focus {
        border-color: var(--primary);
        box-shadow: 0 0 0 0.2rem var(--focus-ring);
    }

    .header-search .input-group:focus-within .input-group-text {
        border-color: var(--primary);
    }

    .btn-header-cta {
        background: var(--accent);
        color: #fff;
        border-radius: var(--radius-btn);
        padding: 8px 20px;
        font-size: 14px;
        font-weight: 600;
        transition: all 0.2s ease;
        box-shadow: var(--shadow-accent);
        white-space: nowrap;
    }

    .btn-header-cta:hover {
        background: var(--accent-hover);
        transform: translateY(-2px);
        box-shadow: var(--shadow-accent-hover);
        color: #fff;
    }

    .navbar-toggler-custom {
        display: none;
        background: transparent;
        border: 1px solid var(--border);
        border-radius: 8px;
        width: 42px;
        height: 42px;
        align-items: center;
        justify-content: center;
        font-size: 18px;
        color: var(--text-main);
        cursor: pointer;
    }

    .mobile-menu {
        display: none;
        background: #fff;
        border-top: 1px solid var(--border);
        padding: 8px 20px 16px;
    }

    .mobile-menu .mobile-nav-item {
        display: block;
        padding: 14px 12px;
        font-size: 16px;
        font-weight: 500;
        color: var(--text-main);
        border-bottom: 1px solid var(--bg-light);
    }

    .mobile-menu .mobile-nav-item.active {
        color: var(--primary);
        font-weight: 600;
    }

    .mobile-menu .mobile-search {
        margin-top: 12px;
    }

    /* Hero */
    .hero-section {
        position: relative;
        min-height: 580px;
        display: flex;
        align-items: center;
        background: linear-gradient(90deg, rgba(8, 47, 36, 0.85), rgba(8, 47, 36, 0.45)), url('/assets/images/backpic/back-1.webp') center center / cover no-repeat;
        padding: 80px 0;
    }

    .hero-section::before {
        content: "";
        position: absolute;
        inset: 0;
        background: linear-gradient(180deg, rgba(8, 47, 36, 0.2) 0%, transparent 40%, rgba(8, 47, 36, 0.6) 100%);
        pointer-events: none;
    }

    .hero-content {
        position: relative;
        z-index: 2;
        color: #fff;
        max-width: 600px;
    }

    .hero-content .hero-badge {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        background: rgba(255, 255, 255, 0.12);
        border: 1px solid rgba(255, 255, 255, 0.2);
        border-radius: 20px;
        padding: 6px 16px;
        font-size: 13px;
        color: rgba(255, 255, 255, 0.9);
        margin-bottom: 24px;
        backdrop-filter: blur(4px);
    }

    .hero-content .hero-title {
        font-size: 42px;
        font-weight: 700;
        line-height: 1.3;
        margin-bottom: 20px;
        color: #fff;
    }

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

    .hero-content .hero-subtitle {
        font-size: 18px;
        line-height: 1.6;
        color: rgba(255, 255, 255, 0.85);
        margin-bottom: 32px;
        max-width: 480px;
    }

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

    .btn-hero-primary {
        background: var(--accent);
        color: #fff;
        border: none;
        border-radius: var(--radius-btn);
        padding: 13px 32px;
        font-size: 16px;
        font-weight: 600;
        transition: all 0.25s ease;
        box-shadow: var(--shadow-accent);
    }

    .btn-hero-primary:hover {
        background: var(--accent-hover);
        transform: translateY(-3px);
        box-shadow: var(--shadow-accent-hover);
        color: #fff;
    }

    .btn-hero-ghost {
        background: transparent;
        color: #fff;
        border: 1.5px solid rgba(255, 255, 255, 0.7);
        border-radius: var(--radius-btn);
        padding: 13px 32px;
        font-size: 16px;
        font-weight: 500;
        transition: all 0.25s ease;
    }

    .btn-hero-ghost:hover {
        background: rgba(255, 255, 255, 0.95);
        color: var(--text-main);
        border-color: #fff;
        transform: translateY(-2px);
    }

    .hero-login-card {
        position: relative;
        z-index: 2;
        background: #ffffff;
        border-radius: 16px;
        padding: 32px 28px;
        box-shadow: 0 20px 50px rgba(0, 0, 0, 0.18);
        max-width: 380px;
        margin-left: auto;
        border: 1px solid rgba(255, 255, 255, 0.3);
    }

    .hero-login-card .login-card-title {
        font-size: 22px;
        font-weight: 700;
        color: var(--text-main);
        margin-bottom: 4px;
    }

    .hero-login-card .login-card-desc {
        font-size: 14px;
        color: var(--text-secondary);
        margin-bottom: 24px;
    }

    .hero-login-card .form-control {
        height: 44px;
        border-radius: 8px;
        border: 1px solid var(--border);
        font-size: 14px;
        padding-left: 40px;
        box-shadow: none;
    }

    .hero-login-card .form-control:focus {
        border-color: var(--primary);
        box-shadow: 0 0 0 0.2rem var(--focus-ring);
    }

    .hero-login-card .form-group {
        position: relative;
    }

    .hero-login-card .form-group .icon {
        position: absolute;
        left: 14px;
        top: 50%;
        transform: translateY(-50%);
        color: var(--text-placeholder);
        font-size: 15px;
        z-index: 10;
    }

    .hero-login-card .btn-login-submit {
        width: 100%;
        height: 44px;
        background: var(--primary);
        color: #fff;
        border-radius: 8px;
        font-size: 15px;
        font-weight: 600;
        margin-top: 16px;
        transition: all 0.2s ease;
    }

    .hero-login-card .btn-login-submit:hover {
        background: var(--primary-hover);
        transform: translateY(-2px);
        box-shadow: 0 6px 16px rgba(11, 110, 79, 0.24);
    }

    .hero-login-card .login-links {
        display: flex;
        justify-content: space-between;
        margin-top: 14px;
        font-size: 13px;
        color: var(--text-secondary);
    }

    .hero-login-card .login-links a {
        color: var(--primary);
        font-weight: 500;
    }

    .hero-login-card .login-links a:hover {
        color: var(--primary-hover);
    }

    /* Section spacing */
    .section-block {
        padding: 88px 0;
    }

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

    .section-title-wrap {
        text-align: center;
        margin-bottom: 48px;
    }

    .section-title-wrap .section-subtitle {
        font-size: 15px;
        color: var(--text-secondary);
        margin-bottom: 8px;
        letter-spacing: 2px;
    }

    .section-title-wrap .section-title {
        font-size: 30px;
        font-weight: 700;
        color: var(--text-main);
        line-height: 1.3;
    }

    .section-title-wrap .section-desc {
        font-size: 16px;
        color: var(--text-secondary);
        margin-top: 12px;
        max-width: 560px;
        margin-left: auto;
        margin-right: auto;
    }

    /* Benefit Compare */
    .benefit-compare-wrap {
        display: flex;
        gap: 24px;
        align-items: stretch;
    }

    .benefit-card {
        flex: 1;
        background: #fff;
        border: 1px solid var(--border);
        border-radius: var(--radius-card);
        padding: 32px 28px;
        box-shadow: var(--shadow-card);
        transition: box-shadow 0.3s ease;
        position: relative;
    }

    .benefit-card:hover {
        box-shadow: var(--shadow-card-hover);
    }

    .benefit-card .benefit-card-title {
        font-size: 20px;
        font-weight: 700;
        margin-bottom: 24px;
        padding-bottom: 16px;
        border-bottom: 1px solid var(--border);
    }

    .benefit-card .benefit-row {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 12px 0;
        border-bottom: 1px solid var(--bg-light);
        font-size: 15px;
    }

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

    .benefit-card .benefit-row .status-icon {
        width: 24px;
        height: 24px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        border-radius: 50%;
        font-size: 12px;
        flex-shrink: 0;
    }

    .benefit-card .benefit-row .status-icon.gray {
        background: #EDF1EF;
        color: #A0ABA5;
    }

    .benefit-card .benefit-row .status-icon.green {
        background: rgba(11, 110, 79, 0.1);
        color: var(--primary);
    }

    .benefit-card.member-card {
        border: 2px solid var(--accent);
        box-shadow: 0 10px 30px rgba(255, 107, 53, 0.12);
        transform: translateY(-8px);
    }

    .benefit-card.member-card .benefit-recommend {
        position: absolute;
        top: -14px;
        right: 20px;
        background: var(--accent);
        color: #fff;
        font-size: 13px;
        font-weight: 600;
        padding: 4px 16px;
        border-radius: 20px;
        box-shadow: var(--shadow-accent);
    }

    .benefit-card .btn-benefit-cta {
        width: 100%;
        height: 46px;
        margin-top: 28px;
        background: var(--accent);
        color: #fff;
        border-radius: var(--radius-btn);
        font-size: 15px;
        font-weight: 600;
        transition: all 0.25s ease;
        box-shadow: var(--shadow-accent);
        border: none;
    }

    .benefit-card .btn-benefit-cta:hover {
        background: var(--accent-hover);
        transform: translateY(-2px);
        box-shadow: var(--shadow-accent-hover);
    }

    /* Level Timeline */
    .level-timeline {
        max-width: 720px;
        margin: 0 auto;
        position: relative;
    }

    .level-timeline::before {
        content: "";
        position: absolute;
        left: 20px;
        top: 0;
        bottom: 0;
        width: 2px;
        background: linear-gradient(180deg, var(--primary), rgba(11, 110, 79, 0.2));
    }

    .level-item {
        display: flex;
        gap: 28px;
        padding: 20px 0 20px 0;
        position: relative;
    }

    .level-item .level-badge {
        width: 40px;
        height: 40px;
        border-radius: 50%;
        background: var(--primary);
        color: #fff;
        display: flex;
        align-items: center;
        justify-content: center;
        font-weight: 700;
        font-size: 15px;
        flex-shrink: 0;
        z-index: 2;
        box-shadow: 0 0 0 4px rgba(11, 110, 79, 0.12);
    }

    .level-item .level-info {
        flex: 1;
        background: #fff;
        border: 1px solid var(--border);
        border-radius: var(--radius-card);
        padding: 20px 24px;
        box-shadow: var(--shadow-card);
        transition: box-shadow 0.3s ease;
    }

    .level-item .level-info:hover {
        box-shadow: var(--shadow-card-hover);
    }

    .level-item .level-name {
        font-size: 17px;
        font-weight: 600;
        margin-bottom: 6px;
        display: flex;
        align-items: center;
        gap: 10px;
    }

    .level-item .level-tag {
        font-size: 12px;
        background: rgba(11, 110, 79, 0.08);
        color: var(--primary);
        padding: 2px 10px;
        border-radius: var(--radius-badge);
        font-weight: 500;
    }

    .level-item .level-desc {
        font-size: 14px;
        color: var(--text-secondary);
        margin-bottom: 12px;
    }

    .level-item .level-progress {
        height: 8px;
        background: var(--bg-light);
        border-radius: 4px;
        overflow: hidden;
    }

    .level-item .level-progress .progress-bar-fill {
        height: 100%;
        background: linear-gradient(90deg, var(--primary), #17A673);
        border-radius: 4px;
    }

    /* Exclusive Content */
    .exclusive-cards {
        max-width: 960px;
        margin: 0 auto;
    }

    .exclusive-card {
        display: flex;
        background: #fff;
        border: 1px solid var(--border);
        border-radius: 16px;
        overflow: hidden;
        box-shadow: var(--shadow-card);
        margin-bottom: 32px;
        transition: box-shadow 0.3s ease;
        position: relative;
    }

    .exclusive-card:hover {
        box-shadow: var(--shadow-card-hover);
    }

    .exclusive-card:nth-child(even) {
        flex-direction: row-reverse;
    }

    .exclusive-card .exclusive-img {
        width: 45%;
        min-height: 260px;
        position: relative;
        overflow: hidden;
        flex-shrink: 0;
    }

    .exclusive-card .exclusive-img img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        position: absolute;
        inset: 0;
        transition: transform 0.4s ease;
    }

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

    .exclusive-card .exclusive-img .lock-overlay {
        position: absolute;
        inset: 0;
        background: rgba(8, 47, 36, 0.4);
        display: flex;
        align-items: center;
        justify-content: center;
        color: #fff;
        font-size: 36px;
        backdrop-filter: blur(2px);
    }

    .exclusive-card .exclusive-badge {
        position: absolute;
        top: 16px;
        right: 16px;
        background: var(--accent);
        color: #fff;
        font-size: 13px;
        font-weight: 600;
        padding: 4px 14px;
        border-radius: 20px;
        z-index: 2;
        box-shadow: 0 4px 12px rgba(255, 107, 53, 0.3);
    }

    .exclusive-card .exclusive-body {
        flex: 1;
        padding: 36px 32px;
        display: flex;
        flex-direction: column;
        justify-content: center;
    }

    .exclusive-card .exclusive-body .exclusive-title {
        font-size: 20px;
        font-weight: 700;
        margin-bottom: 12px;
    }

    .exclusive-card .exclusive-body .exclusive-desc {
        font-size: 15px;
        color: var(--text-secondary);
        line-height: 1.7;
        margin-bottom: 20px;
    }

    .btn-exclusive {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        background: transparent;
        border: 1.5px solid var(--primary);
        color: var(--primary);
        border-radius: var(--radius-btn);
        padding: 9px 22px;
        font-size: 14px;
        font-weight: 600;
        transition: all 0.25s ease;
        align-self: flex-start;
    }

    .btn-exclusive:hover {
        background: rgba(11, 110, 79, 0.08);
        color: var(--primary);
        transform: translateX(4px);
    }

    /* News List */
    .news-list-wrap {
        max-width: 960px;
        margin: 0 auto;
    }

    .news-item {
        display: flex;
        gap: 20px;
        background: #fff;
        border: 1px solid var(--border);
        border-radius: var(--radius-card);
        padding: 16px;
        margin-bottom: 16px;
        transition: box-shadow 0.3s ease, border-color 0.3s ease;
        align-items: center;
    }

    .news-item:hover {
        box-shadow: var(--shadow-card-hover);
        border-color: rgba(11, 110, 79, 0.3);
    }

    .news-item .news-thumb {
        width: 140px;
        height: 90px;
        border-radius: 8px;
        overflow: hidden;
        flex-shrink: 0;
        background: var(--bg-light);
    }

    .news-item .news-thumb img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    .news-item .news-content {
        flex: 1;
        min-width: 0;
    }

    .news-item .news-badge {
        display: inline-block;
        font-size: 12px;
        background: rgba(11, 110, 79, 0.1);
        color: var(--primary);
        padding: 2px 10px;
        border-radius: var(--radius-badge);
        margin-bottom: 6px;
        font-weight: 500;
    }

    .news-item .news-title {
        font-size: 16px;
        font-weight: 600;
        margin-bottom: 6px;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .news-item .news-title a {
        color: var(--text-main);
        transition: color 0.2s;
    }

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

    .news-item .news-summary {
        font-size: 14px;
        color: var(--text-secondary);
        line-height: 1.6;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
        margin-bottom: 8px;
    }

    .news-item .news-meta {
        display: flex;
        align-items: center;
        justify-content: space-between;
        font-size: 13px;
        color: var(--text-placeholder);
    }

    .news-item .news-meta .news-link {
        color: var(--primary);
        font-weight: 500;
        display: inline-flex;
        align-items: center;
        gap: 4px;
        transition: gap 0.2s;
    }

    .news-item .news-meta .news-link:hover {
        gap: 8px;
    }

    .news-empty {
        text-align: center;
        padding: 60px 20px;
        background: var(--bg-light);
        border-radius: var(--radius-card);
        color: var(--text-secondary);
        font-size: 15px;
    }

    /* FAQ */
    .faq-wrap {
        max-width: 800px;
        margin: 0 auto;
    }

    .faq-item {
        background: #fff;
        border: 1px solid var(--border);
        border-radius: var(--radius-card);
        margin-bottom: 12px;
        overflow: hidden;
        transition: box-shadow 0.3s ease, border-color 0.3s ease;
    }

    .faq-item.open {
        border-color: var(--primary);
        box-shadow: 0 6px 20px rgba(11, 110, 79, 0.08);
    }

    .faq-item .faq-question {
        display: flex;
        align-items: center;
        gap: 12px;
        padding: 18px 20px;
        cursor: pointer;
        font-size: 15px;
        font-weight: 500;
        color: var(--text-main);
        background: none;
        width: 100%;
        text-align: left;
        border: none;
    }

    .faq-item .faq-question .faq-icon {
        width: 28px;
        height: 28px;
        background: var(--primary);
        color: #fff;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 14px;
        font-weight: 700;
        flex-shrink: 0;
    }

    .faq-item .faq-question .faq-arrow {
        margin-left: auto;
        color: var(--text-placeholder);
        font-size: 12px;
        transition: transform 0.3s;
    }

    .faq-item.open .faq-question .faq-arrow {
        transform: rotate(180deg);
    }

    .faq-item .faq-answer {
        display: none;
        padding: 0 20px 20px 60px;
        font-size: 15px;
        color: var(--text-secondary);
        line-height: 1.8;
    }

    .faq-item.open .faq-answer {
        display: block;
    }

    .faq-item .faq-answer::before {
        content: "A：";
        color: var(--primary);
        font-weight: 600;
    }

    /* CTA Banner */
    .cta-banner {
        background: linear-gradient(135deg, #0E1D18 0%, #0B6E4F 100%);
        border-radius: 20px;
        padding: 72px 40px;
        text-align: center;
        position: relative;
        overflow: hidden;
    }

    .cta-banner::before {
        content: "";
        position: absolute;
        top: -60px;
        right: -60px;
        width: 200px;
        height: 200px;
        background: rgba(255, 107, 53, 0.15);
        border-radius: 50%;
    }

    .cta-banner::after {
        content: "";
        position: absolute;
        bottom: -80px;
        left: -40px;
        width: 180px;
        height: 180px;
        background: rgba(255, 255, 255, 0.05);
        border-radius: 50%;
    }

    .cta-banner .cta-title {
        font-size: 30px;
        font-weight: 700;
        color: #fff;
        margin-bottom: 12px;
        position: relative;
        z-index: 2;
    }

    .cta-banner .cta-desc {
        font-size: 16px;
        color: rgba(255, 255, 255, 0.7);
        margin-bottom: 32px;
        position: relative;
        z-index: 2;
    }

    .cta-banner .btn-cta-primary {
        background: var(--accent);
        color: #fff;
        border: none;
        border-radius: var(--radius-btn);
        padding: 14px 48px;
        font-size: 16px;
        font-weight: 600;
        height: 48px;
        display: inline-flex;
        align-items: center;
        box-shadow: var(--shadow-accent);
        transition: all 0.25s ease;
        position: relative;
        z-index: 2;
    }

    .cta-banner .btn-cta-primary:hover {
        background: var(--accent-hover);
        transform: translateY(-4px);
        box-shadow: var(--shadow-accent-hover);
    }

    .cta-banner .cta-note {
        margin-top: 16px;
        font-size: 13px;
        color: rgba(255, 255, 255, 0.4);
        position: relative;
        z-index: 2;
    }

    /* Footer */
    .site-footer {
        background: var(--bg-dark);
        color: rgba(255, 255, 255, 0.8);
        padding: 56px 0 0;
        margin-top: 88px;
    }

    .site-footer .footer-top {
        display: grid;
        grid-template-columns: 1.2fr 0.8fr 1fr;
        gap: 48px;
        padding-bottom: 40px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }

    .site-footer .footer-logo {
        display: flex;
        align-items: center;
        gap: 10px;
        margin-bottom: 16px;
    }

    .site-footer .footer-logo .logo-icon {
        width: 38px;
        height: 38px;
        background: var(--primary);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        color: #fff;
        font-weight: 700;
        font-size: 14px;
    }

    .site-footer .footer-logo .logo-text {
        font-size: 20px;
        font-weight: 700;
        color: #fff;
    }

    .site-footer .footer-desc {
        font-size: 14px;
        line-height: 1.8;
        color: rgba(255, 255, 255, 0.5);
        max-width: 280px;
    }

    .site-footer .footer-title {
        font-size: 15px;
        font-weight: 600;
        color: #fff;
        margin-bottom: 16px;
    }

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

    .site-footer .footer-links a {
        font-size: 14px;
        color: rgba(255, 255, 255, 0.6);
        transition: color 0.2s;
    }

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

    .site-footer .footer-contact li {
        font-size: 14px;
        color: rgba(255, 255, 255, 0.6);
        margin-bottom: 10px;
        display: flex;
        align-items: center;
        gap: 10px;
    }

    .site-footer .footer-contact i {
        color: var(--accent);
        width: 16px;
    }

    .site-footer .footer-bottom {
        text-align: center;
        padding: 20px 0;
        font-size: 13px;
        color: rgba(255, 255, 255, 0.35);
    }

    /* Responsive */
    @media (max-width: 991.98px) {
        .header-nav {
            display: none;
        }

        .header-search {
            display: none;
        }

        .navbar-toggler-custom {
            display: flex;
        }

        .header-right {
            gap: 8px;
        }

        .btn-header-cta {
            padding: 8px 14px;
            font-size: 13px;
        }

        .hero-section {
            min-height: auto;
            padding: 60px 0;
        }

        .hero-content {
            text-align: center;
            margin: 0 auto 40px;
        }

        .hero-content .hero-title {
            font-size: 32px;
        }

        .hero-content .hero-subtitle {
            font-size: 16px;
            margin-left: auto;
            margin-right: auto;
        }

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

        .hero-login-card {
            margin: 0 auto;
            max-width: 420px;
        }

        .benefit-compare-wrap {
            flex-direction: column;
        }

        .benefit-card.member-card {
            transform: none;
        }

        .exclusive-card,
        .exclusive-card:nth-child(even) {
            flex-direction: column;
        }

        .exclusive-card .exclusive-img {
            width: 100%;
            min-height: 200px;
        }

        .section-block {
            padding: 56px 0;
        }

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

    @media (max-width: 767.98px) {
        .header-logo .logo-text {
            font-size: 17px;
        }

        .header-logo .logo-icon {
            width: 34px;
            height: 34px;
            font-size: 13px;
        }

        .hero-content .hero-title {
            font-size: 28px;
        }

        .hero-content .hero-subtitle {
            font-size: 15px;
        }

        .btn-hero-primary,
        .btn-hero-ghost {
            width: 100%;
            text-align: center;
            justify-content: center;
        }

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

        .section-title-wrap .section-title {
            font-size: 24px;
        }

        .news-item {
            flex-direction: column;
            align-items: flex-start;
        }

        .news-item .news-thumb {
            width: 100%;
            height: 160px;
        }

        .level-item .level-badge {
            width: 34px;
            height: 34px;
            font-size: 13px;
        }

        .level-timeline::before {
            left: 17px;
        }

        .level-item .level-info {
            padding: 16px;
        }

        .exclusive-card .exclusive-body {
            padding: 24px 20px;
        }

        .cta-banner {
            padding: 48px 24px;
        }

        .cta-banner .cta-title {
            font-size: 24px;
        }
    }

    @media (max-width: 575.98px) {
        .container-main {
            padding-left: 16px;
            padding-right: 16px;
        }

        .btn-header-cta span {
            display: none;
        }

        .hero-content .hero-title {
            font-size: 24px;
        }

        .hero-login-card {
            padding: 24px 20px;
        }

        .benefit-card {
            padding: 24px 18px;
        }

        .news-item .news-thumb {
            height: 140px;
        }

        .faq-item .faq-question {
            font-size: 14px;
            padding: 16px 14px;
        }

        .faq-item .faq-answer {
            padding-left: 20px;
            font-size: 14px;
        }

        .cta-banner .btn-cta-primary {
            width: 100%;
            justify-content: center;
        }
    }

/* roulang page: category1 */
:root {
            --primary: #0B6E4F;
            --primary-hover: #08573F;
            --accent: #FF6B35;
            --accent-hover: #E55A2B;
            --bg-light: #F6F8F7;
            --bg-dark: #0E1D18;
            --text-main: #1A1F1E;
            --text-secondary: #5A6B64;
            --text-placeholder: #9AA8A1;
            --border: #E8EEEB;
            --focus-ring: rgba(11, 110, 79, 0.15);
            --radius-card: 12px;
            --radius-btn: 8px;
            --radius-badge: 4px;
            --radius-sm: 6px;
            --shadow-card: 0 2px 8px rgba(11, 110, 79, 0.06);
            --shadow-card-hover: 0 10px 30px rgba(11, 110, 79, 0.12);
            --shadow-btn-orange: 0 4px 14px rgba(255, 107, 53, 0.25);
            --shadow-btn-orange-hover: 0 6px 20px rgba(255, 107, 53, 0.35);
            --font-main: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --container-max: 1280px;
            --spacer-section: 88px;
            --spacer-section-mobile: 56px;
            --gutter: 24px;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-main);
            color: var(--text-main);
            background: #ffffff;
            line-height: 1.6;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.25s ease, background 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
        }

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

        ul,
        ol {
            list-style: none;
        }

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

        .container-main {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ======= Header ======= */
        .site-header {
            background: #ffffff;
            border-bottom: 1px solid var(--border);
            box-shadow: 0 2px 12px rgba(11, 110, 79, 0.04);
            position: sticky;
            top: 0;
            z-index: 1000;
            height: 72px;
        }

        .header-inner {
            display: flex;
            align-items: center;
            height: 72px;
            gap: 32px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            font-size: 14px;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            letter-spacing: 1px;
        }

        .logo-text {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-main);
            white-space: nowrap;
        }

        .header-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            flex: 1;
        }

        .nav-item-custom {
            padding: 8px 18px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: 24px;
            transition: background 0.25s, color 0.25s;
        }

        .nav-item-custom:hover {
            color: var(--primary);
            background: rgba(11, 110, 79, 0.06);
        }

        .nav-item-custom.active {
            color: var(--primary);
            background: rgba(11, 110, 79, 0.1);
            font-weight: 600;
            box-shadow: inset 0 -2px 0 var(--primary);
        }

        .header-right {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .search-wrap {
            position: relative;
            width: 220px;
            transition: width 0.3s ease;
        }

        .search-wrap:focus-within {
            width: 280px;
        }

        .search-input {
            width: 100%;
            height: 40px;
            border: 1px solid var(--border);
            border-radius: var(--radius-btn);
            padding: 0 38px 0 14px;
            font-size: 14px;
            color: var(--text-main);
            background: var(--bg-light);
            transition: border-color 0.25s, box-shadow 0.25s, background 0.25s;
        }

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

        .search-input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 0.2rem var(--focus-ring);
            background: #fff;
        }

        .search-icon {
            position: absolute;
            right: 14px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-placeholder);
            font-size: 14px;
            pointer-events: none;
        }

        .btn-login {
            height: 40px;
            padding: 0 22px;
            background: var(--accent);
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            box-shadow: var(--shadow-btn-orange);
            transition: background 0.25s, transform 0.2s, box-shadow 0.25s;
        }

        .btn-login:hover {
            background: var(--accent-hover);
            transform: translateY(-2px);
            box-shadow: var(--shadow-btn-orange-hover);
            color: #fff;
        }

        .btn-login:active {
            transform: translateY(1px);
        }

        .nav-toggle {
            display: none;
            background: transparent;
            font-size: 22px;
            color: var(--text-main);
            padding: 6px 10px;
            border-radius: 6px;
            cursor: pointer;
        }

        .mobile-menu {
            display: none;
            background: #fff;
            border-top: 1px solid var(--border);
            padding: 8px 20px 16px;
            position: absolute;
            top: 72px;
            left: 0;
            right: 0;
            z-index: 999;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
        }

        .mobile-menu.open {
            display: block;
        }

        .mobile-nav-item {
            display: block;
            padding: 14px 12px;
            font-size: 16px;
            color: var(--text-main);
            border-radius: 8px;
            border-bottom: 1px solid rgba(232, 238, 235, 0.7);
        }

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

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

        .mobile-nav-item.active {
            color: var(--primary);
            font-weight: 600;
            background: rgba(11, 110, 79, 0.06);
        }

        /* ======= Hero 分类头部 ======= */
        .category-hero {
            background: var(--bg-light);
            padding: 72px 0 60px;
            border-bottom: 1px solid var(--border);
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            position: relative;
        }

        .category-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(8, 47, 36, 0.88) 0%, rgba(8, 47, 36, 0.65) 60%, rgba(8, 47, 36, 0.4) 100%);
        }

        .category-hero .container-main {
            position: relative;
            z-index: 1;
        }

        .category-hero-inner {
            display: flex;
            align-items: center;
            gap: 60px;
            flex-wrap: wrap;
        }

        .category-hero-text {
            flex: 1 1 520px;
        }

        .category-hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, 0.15);
            backdrop-filter: blur(4px);
            border: 1px solid rgba(255, 255, 255, 0.25);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            padding: 6px 16px;
            border-radius: 20px;
            margin-bottom: 22px;
            letter-spacing: 1px;
        }

        .category-hero h1 {
            font-size: 42px;
            font-weight: 700;
            color: #fff;
            line-height: 1.25;
            margin-bottom: 20px;
        }

        .category-hero h1 span {
            color: #FFB400;
        }

        .category-hero-desc {
            color: rgba(255, 255, 255, 0.9);
            font-size: 16px;
            line-height: 1.85;
            max-width: 640px;
            margin-bottom: 28px;
        }

        .category-hero-desc p {
            margin-bottom: 8px;
        }

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

        .btn-primary-solid {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 44px;
            padding: 0 28px;
            background: var(--accent);
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            box-shadow: var(--shadow-btn-orange);
            transition: transform 0.2s, box-shadow 0.25s, background 0.25s;
            border: none;
        }

        .btn-primary-solid:hover {
            background: var(--accent-hover);
            transform: translateY(-2px);
            box-shadow: var(--shadow-btn-orange-hover);
            color: #fff;
        }

        .btn-primary-solid:active {
            transform: translateY(1px);
        }

        .btn-outline-white {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 44px;
            padding: 0 28px;
            background: transparent;
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            border: 1.5px solid rgba(255, 255, 255, 0.8);
            transition: background 0.25s, color 0.25s, border-color 0.25s;
        }

        .btn-outline-white:hover {
            background: rgba(255, 255, 255, 0.15);
            border-color: #fff;
            color: #fff;
        }

        .category-hero-stats {
            display: flex;
            gap: 40px;
            margin-top: 36px;
        }

        .hero-stat {
            color: #fff;
        }

        .hero-stat-num {
            font-size: 28px;
            font-weight: 700;
            line-height: 1.2;
        }

        .hero-stat-label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 4px;
        }

        .category-hero-visual {
            flex: 1 1 360px;
            display: flex;
            justify-content: center;
        }

        .hero-visual-card {
            background: #fff;
            border-radius: 16px;
            padding: 16px;
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.25);
            width: 100%;
            max-width: 340px;
        }

        .hero-visual-card img {
            border-radius: 12px;
            width: 100%;
            height: auto;
            object-fit: cover;
        }

        /* ======= 卖点区 ======= */
        .feature-strip {
            padding: 40px 0;
            background: #fff;
            border-bottom: 1px solid var(--border);
        }

        .feature-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--gutter);
        }

        .feature-item {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            padding: 20px;
            border-radius: var(--radius-card);
            background: var(--bg-light);
            border: 1px solid var(--border);
            transition: box-shadow 0.25s, transform 0.2s;
        }

        .feature-item:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .feature-icon {
            width: 44px;
            height: 44px;
            min-width: 44px;
            border-radius: 10px;
            background: rgba(11, 110, 79, 0.1);
            color: var(--primary);
            font-size: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .feature-title {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 6px;
        }

        .feature-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* ======= 内容网格区 ======= */
        .category-content {
            padding: var(--spacer-section) 0 48px;
            background: #fff;
        }

        .section-header {
            margin-bottom: 40px;
            text-align: center;
        }

        .section-header h2 {
            font-size: 30px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 10px;
            position: relative;
            display: inline-block;
        }

        .section-header h2::after {
            content: "";
            display: block;
            width: 48px;
            height: 3px;
            background: var(--accent);
            border-radius: 3px;
            margin: 12px auto 0;
        }

        .section-header p {
            font-size: 15px;
            color: var(--text-secondary);
            margin-top: 14px;
        }

        .content-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--gutter);
        }

        .content-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: transform 0.3s, box-shadow 0.3s;
            display: flex;
            flex-direction: column;
        }

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

        .content-card-img {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
        }

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

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

        .content-card-cat {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--accent);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 20px;
            letter-spacing: 0.5px;
        }

        .content-card-body {
            padding: 18px 18px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .content-card-body h3 {
            font-size: 17px;
            font-weight: 600;
            line-height: 1.45;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: color 0.25s;
        }

        .content-card:hover .content-card-body h3 {
            color: var(--primary);
        }

        .content-card-excerpt {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.65;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 14px;
            flex: 1;
        }

        .content-card-meta {
            font-size: 13px;
            color: var(--text-placeholder);
            display: flex;
            align-items: center;
            gap: 12px;
            border-top: 1px solid var(--border);
            padding-top: 12px;
        }

        .content-card-meta i {
            font-size: 12px;
        }

        /* ======= 分页器 ======= */
        .pagination-wrap {
            display: flex;
            justify-content: center;
            padding: 40px 0 20px;
        }

        .pagination-custom {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .page-link-custom {
            min-width: 40px;
            height: 40px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 0 12px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 10px;
            transition: all 0.25s;
        }

        .page-link-custom:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: rgba(11, 110, 79, 0.04);
        }

        .page-link-custom.active {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
            font-weight: 600;
            box-shadow: 0 4px 12px rgba(11, 110, 79, 0.25);
        }

        .page-link-custom.disabled {
            color: var(--text-placeholder);
            pointer-events: none;
            border-color: var(--border);
            background: var(--bg-light);
        }

        /* ======= FAQ ======= */
        .faq-section {
            padding: var(--spacer-section) 0;
            background: var(--bg-light);
        }

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

        .accordion-item-custom {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            margin-bottom: 12px;
            overflow: hidden;
            transition: border-color 0.3s, box-shadow 0.3s;
        }

        .accordion-item-custom:has(.accordion-button:not(.collapsed)) {
            border-color: var(--primary);
            box-shadow: 0 4px 16px rgba(11, 110, 79, 0.1);
        }

        .accordion-button-custom {
            width: 100%;
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 18px 22px;
            background: #fff;
            font-size: 16px;
            font-weight: 500;
            color: var(--text-main);
            text-align: left;
            cursor: pointer;
            border: none;
            transition: background 0.25s;
        }

        .accordion-button-custom:hover {
            background: rgba(11, 110, 79, 0.02);
        }

        .accordion-q-icon {
            width: 28px;
            height: 28px;
            min-width: 28px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            font-size: 13px;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .accordion-arrow {
            margin-left: auto;
            font-size: 14px;
            color: var(--text-placeholder);
            transition: transform 0.3s;
        }

        .accordion-button-custom:not(.collapsed) .accordion-arrow {
            transform: rotate(180deg);
        }

        .accordion-body-custom {
            padding: 0 22px 20px 62px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
        }

        .accordion-a-label {
            color: var(--primary);
            font-weight: 700;
            margin-right: 4px;
        }

        /* ======= CTA 横幅 ======= */
        .cta-banner {
            padding: 64px 0;
            background: linear-gradient(120deg, #062A1D 0%, #0B6E4F 80%, #0E8A6A 100%);
            position: relative;
            text-align: center;
        }

        .cta-banner h2 {
            font-size: 32px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
        }

        .cta-banner p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 28px;
        }

        .cta-banner .btn-primary-solid {
            height: 48px;
            padding: 0 36px;
            font-size: 16px;
        }

        .cta-note {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
            margin-top: 18px;
        }

        /* ======= Footer ======= */
        .site-footer {
            background: var(--bg-dark);
            padding: 60px 0 0;
            color: rgba(255, 255, 255, 0.85);
        }

        .footer-top {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr;
            gap: 60px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 14px;
        }

        .footer-logo .logo-icon {
            background: rgba(255, 255, 255, 0.15);
        }

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

        .footer-desc {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
            max-width: 320px;
        }

        .footer-title {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 18px;
        }

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

        .footer-links a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            transition: color 0.25s;
        }

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

        .footer-contact li {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .footer-contact i {
            color: rgba(255, 255, 255, 0.4);
            font-size: 13px;
            width: 16px;
        }

        .footer-bottom {
            padding: 20px 0;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.4);
            text-align: center;
        }

        /* ======= 响应式 ======= */
        @media (max-width: 991px) {
            .header-nav {
                display: none;
            }

            .header-right {
                display: none;
            }

            .nav-toggle {
                display: block;
                margin-left: auto;
            }

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

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

        @media (max-width: 767px) {
            :root {
                --spacer-section: 56px;
            }

            .logo-text {
                font-size: 18px;
            }

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

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

            .category-hero-desc {
                font-size: 15px;
            }

            .content-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }

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

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

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

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

            .hero-stat-num {
                font-size: 22px;
            }

            .category-hero-visual {
                display: none;
            }

            .accordion-body-custom {
                padding-left: 22px;
            }
        }

        @media (max-width: 575px) {
            .content-grid {
                grid-template-columns: 1fr;
            }

            .category-hero-actions {
                flex-direction: column;
                gap: 12px;
            }

            .btn-primary-solid,
            .btn-outline-white {
                width: 100%;
            }

            .feature-item {
                padding: 16px;
            }
        }

        /* ======= 标签云 ======= */
        .tag-cloud {
            padding: 20px 0 10px;
            text-align: center;
        }

        .tag-item {
            display: inline-block;
            padding: 6px 18px;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 20px;
            font-size: 13px;
            color: var(--text-secondary);
            margin: 4px 4px;
            transition: all 0.25s;
        }

        .tag-item:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: rgba(11, 110, 79, 0.04);
        }

        @media (prefers-reduced-motion: reduce) {
            * {
                transition-duration: 0.01ms !important;
            }
        }

/* roulang page: article */
:root {
  --primary: #0B6E4F;
  --primary-dark: #08573F;
  --accent: #FF6B35;
  --accent-dark: #E55A2B;
  --bg: #FFFFFF;
  --bg-soft: #F6F8F7;
  --bg-dark: #0E1D18;
  --text: #1A1F1E;
  --text-secondary: #5A6B64;
  --text-muted: #9AA8A1;
  --border: #E8EEEB;
  --radius-card: 12px;
  --radius-btn: 8px;
  --radius-badge: 4px;
  --shadow-card: 0 2px 8px rgba(11,110,79,.06);
  --shadow-hover: 0 10px 30px rgba(11,110,79,.12);
  --shadow-accent: 0 4px 14px rgba(255,107,53,.25);
  --font-sans: "PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4, h5, h6 { margin: 0; line-height: 1.3; font-weight: 700; color: var(--text); }
p { margin: 0 0 1rem; }
a { text-decoration: none; color: inherit; transition: color .2s ease; }
ul, ol { margin: 0; padding: 0; }
img { max-width: 100%; display: block; }

.container-main {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 20px;
}

.btn-accent {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 44px;
  padding: 0 24px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 600;
  line-height: 1;
  cursor: pointer;
  box-shadow: var(--shadow-accent);
  transition: background .25s ease, box-shadow .25s ease, transform .25s ease;
}
.btn-accent:hover {
  background: var(--accent-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255,107,53,.35);
}
.btn-accent:active { transform: translateY(0); }
.btn-accent:focus-visible {
  outline: 3px solid rgba(255,107,53,.35);
  outline-offset: 2px;
}

.btn-return {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 44px;
  padding: 0 28px;
  background: #fff;
  color: var(--primary);
  border: 1.5px solid var(--primary);
  border-radius: 8px;
  font-size: 15px;
  font-weight: 600;
  line-height: 1;
  cursor: pointer;
  transition: background .25s ease, border-color .25s ease, transform .25s ease;
}
.btn-return:hover {
  background: rgba(11,110,79,.08);
  color: var(--primary);
  transform: translateY(-2px);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1030;
  background: #fff;
  border-bottom: 1px solid var(--border);
  box-shadow: 0 2px 12px rgba(11,110,79,.05);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 20px;
}
.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.logo-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 800;
  box-shadow: 0 2px 8px rgba(11,110,79,.3);
}
.logo-text {
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
  white-space: nowrap;
  letter-spacing: -0.02em;
}
.header-nav {
  display: flex;
  align-items: center;
  gap: 6px;
}
.nav-item-custom {
  display: inline-flex;
  align-items: center;
  padding: 8px 18px;
  border-radius: 999px;
  color: var(--text-secondary);
  font-size: 15px;
  font-weight: 500;
  transition: all .25s ease;
}
.nav-item-custom:hover {
  color: var(--primary);
  background: rgba(11,110,79,.08);
}
.nav-item-custom.active {
  color: var(--primary);
  background: rgba(11,110,79,.1);
  font-weight: 600;
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}
.search-box {
  position: relative;
  width: 220px;
  transition: width .3s ease;
}
.search-box:focus-within { width: 280px; }
.search-input {
  width: 100%;
  height: 40px;
  padding: 0 42px 0 16px;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 14px;
  color: var(--text);
  transition: background .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.search-input::placeholder { color: var(--text-muted); }
.search-input:focus {
  background: #fff;
  border-color: var(--primary);
  box-shadow: 0 0 0 .2rem rgba(11,110,79,.15);
  outline: none;
}
.search-box i {
  position: absolute;
  top: 50%;
  right: 14px;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 14px;
  pointer-events: none;
}
.nav-login-btn {
  min-width: 96px;
  height: 40px;
  font-size: 14px;
  padding: 0 18px;
}
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 42px;
  height: 42px;
  padding: 0;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: 8px;
  cursor: pointer;
}
.hamburger span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform .3s ease, opacity .3s ease;
}
.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.mobile-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  padding: 12px 20px 20px;
  background: #fff;
  border-bottom: 1px solid var(--border);
  box-shadow: 0 8px 20px rgba(11,110,79,.08);
}
.mobile-menu.open { display: block; }
.mobile-nav-item {
  display: block;
  padding: 14px 16px;
  color: var(--text);
  font-size: 16px;
  font-weight: 500;
  border-radius: 8px;
  transition: background .2s ease;
}
.mobile-nav-item:hover { background: var(--bg-soft); }
.mobile-nav-item.active {
  color: var(--primary);
  background: rgba(11,110,79,.08);
  font-weight: 600;
}

.article-page {
  background: #fff;
  padding: 40px 0 80px;
}
.breadcrumb-nav {
  margin-bottom: 32px;
}
.breadcrumb-nav .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  background: none;
  padding: 0;
  margin: 0;
  font-size: 14px;
}
.breadcrumb-nav .breadcrumb-item {
  display: inline-flex;
  align-items: center;
  color: var(--text-muted);
}
.breadcrumb-nav .breadcrumb-item + .breadcrumb-item::before {
  content: "›";
  padding: 0 10px;
  color: var(--text-muted);
}
.breadcrumb-nav .breadcrumb-item a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color .2s ease;
}
.breadcrumb-nav .breadcrumb-item a:hover {
  color: var(--primary);
}
.breadcrumb-nav .breadcrumb-item.active {
  color: var(--text-secondary);
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 360px;
}

.article-header {
  max-width: 760px;
  margin: 0 auto 40px;
  text-align: center;
}
.article-header h1.article-title {
  font-size: 42px;
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}
.article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 16px;
  color: var(--text-muted);
  font-size: 14px;
}
.article-meta span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.article-meta .meta-category {
  background: rgba(11,110,79,.1);
  color: var(--primary);
  border-radius: 4px;
  padding: 3px 10px;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.article-content {
  max-width: 760px;
  margin: 0 auto 56px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text);
}
.article-content p {
  margin-bottom: 24px;
}
.article-content h2 {
  font-size: 24px;
  font-weight: 600;
  line-height: 1.4;
  margin: 40px 0 16px;
  color: var(--text);
}
.article-content h3 {
  font-size: 20px;
  font-weight: 600;
  margin: 32px 0 12px;
  color: var(--primary);
}
.article-content h4 {
  font-size: 18px;
  font-weight: 600;
  margin: 28px 0 10px;
  color: var(--text);
}
.article-content img {
  max-width: 100%;
  height: auto;
  border-radius: 12px;
  border: 1px solid var(--border);
  margin: 24px auto;
}
.article-content figure {
  margin: 24px 0;
}
.article-content figcaption {
  text-align: center;
  font-size: 14px;
  color: var(--text-muted);
  margin-top: 10px;
}
.article-content blockquote {
  border-left: 3px solid var(--primary);
  background: rgba(11,110,79,.06);
  padding: 18px 24px;
  margin: 24px 0;
  border-radius: 0 8px 8px 0;
  color: var(--text-secondary);
}
.article-content blockquote p {
  margin-bottom: 0;
}
.article-content ul,
.article-content ol {
  margin: 0 0 24px;
  padding-left: 1.25rem;
}
.article-content ul {
  list-style: none;
}
.article-content ul li {
  position: relative;
  padding-left: 12px;
  margin-bottom: 8px;
}
.article-content ul li::before {
  content: "";
  position: absolute;
  left: -1rem;
  top: .7em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--primary);
}
.article-content ol li {
  margin-bottom: 8px;
}
.article-content a {
  color: var(--primary);
  text-decoration: underline;
}
.article-content a:hover {
  color: var(--primary-dark);
}

.related-section {
  max-width: 1024px;
  margin: 0 auto 56px;
  padding-top: 48px;
  border-top: 1px solid var(--border);
}
.section-title-custom {
  font-size: 30px;
  font-weight: 700;
  text-align: center;
  margin-bottom: 32px;
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.related-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: box-shadow .3s ease, transform .3s ease, border-color .3s ease;
}
.related-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
  border-color: rgba(11,110,79,.3);
}
.related-card a {
  display: block;
  height: 100%;
  color: inherit;
}
.related-thumb {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  position: relative;
}
.related-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}
.related-card:hover .related-thumb img { transform: scale(1.05); }
.related-card-body { padding: 20px; }
.related-title {
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--text);
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color .2s ease;
}
.related-card:hover .related-title { color: var(--primary); }
.related-date {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text-muted);
  font-size: 13px;
}

.article-actions {
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
}

.empty-article {
  max-width: 640px;
  margin: 80px auto;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 64px 32px;
  text-align: center;
}
.empty-article h1 {
  font-size: 30px;
  margin-bottom: 12px;
}
.empty-article p {
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.site-footer {
  background: var(--bg-dark);
  color: rgba(255,255,255,.72);
  font-size: 14px;
  padding: 56px 0 28px;
}
.footer-top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 40px;
}
.footer-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}
.footer-logo .logo-icon {
  width: 36px;
  height: 36px;
  font-size: 12px;
}
.footer-logo .logo-text {
  color: #fff;
  font-size: 18px;
  font-weight: 700;
}
.footer-desc {
  color: rgba(255,255,255,.5);
  line-height: 1.7;
  max-width: 320px;
  margin: 0;
}
.footer-title {
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 18px;
}
.footer-links,
.footer-contact {
  list-style: none;
  padding: 0;
  margin: 0;
}
.footer-links li,
.footer-contact li {
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.footer-links a {
  color: rgba(255,255,255,.6);
  transition: color .2s ease;
}
.footer-links a:hover {
  color: var(--accent);
}
.footer-contact i {
  width: 16px;
  color: var(--accent);
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding-top: 24px;
  text-align: center;
  font-size: 13px;
  color: rgba(255,255,255,.35);
}

@media (max-width: 991.98px) {
  .header-nav { display: none; }
  .search-box { display: none; }
  .hamburger { display: flex; }
  .article-header h1.article-title { font-size: 32px; }
  .related-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
}
@media (max-width: 767.98px) {
  .header-inner { height: 64px; }
  .header-actions { gap: 8px; }
  .logo-text { font-size: 17px; }
  .article-page { padding: 24px 0 64px; }
  .breadcrumb-nav { margin-bottom: 24px; }
  .article-header { margin-bottom: 28px; text-align: left; }
  .article-meta { justify-content: flex-start; gap: 12px; }
  .article-header h1.article-title { font-size: 26px; }
  .article-content { font-size: 15px; line-height: 1.8; }
  .related-grid { grid-template-columns: 1fr; gap: 16px; }
  .related-thumb { aspect-ratio: 16 / 8; }
  .section-title-custom { font-size: 24px; }
  .footer-top { grid-template-columns: 1fr; gap: 28px; }
  .footer-desc { max-width: 100%; }
}
@media (max-width: 575.98px) {
  .container-main { padding: 0 16px; }
  .header-inner { gap: 8px; }
  .logo-icon { width: 36px; height: 36px; font-size: 12px; }
  .logo-text { font-size: 15px; }
  .nav-login-btn { padding: 0 14px; min-width: 80px; font-size: 13px; height: 38px; }
  .article-header h1.article-title { font-size: 24px; }
  .article-meta { font-size: 13px; }
  .article-actions .btn-return { width: 100%; }
  .empty-article { padding: 40px 20px; }
  .related-card-body { padding: 16px; }
}