/* roulang page: index */
:root {
            --primary: #2E8FE3;
            --primary-dark: #0F4C81;
            --accent: #FF8A3D;
            --bg: #F4F8FC;
            --white: #FFFFFF;
            --border: #E8EFF5;
            --text: #1F3A57;
            --text-muted: #6B7F93;
            --success: #27AE60;
            --danger: #E74C3C;
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 10px;
            --shadow-card: 0 4px 16px rgba(15, 76, 129, 0.06);
            --shadow-hover: 0 10px 32px rgba(15, 76, 129, 0.12);
            --transition: all .3s ease;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            font-size: 15px;
            line-height: 1.75;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            max-width: 1200px;
            padding-left: 24px;
            padding-right: 24px;
        }
        @media(max-width:767px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
        }
        .section {
            padding: 72px 0;
        }
        @media(max-width:767px) {
            .section {
                padding: 48px 0;
            }
        }
        .section-title-wrap {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 32px;
            gap: 16px;
        }
        .section-title {
            font-size: 26px;
            font-weight: 600;
            line-height: 1.4;
            color: var(--text);
            position: relative;
            padding-left: 16px;
            margin: 0;
        }
        .section-title::before {
            content: "";
            position: absolute;
            left: 0;
            top: 6px;
            bottom: 6px;
            width: 4px;
            border-radius: 4px;
            background: var(--primary);
        }
        @media(max-width:767px) {
            .section-title {
                font-size: 22px;
            }
        }
        .section-link {
            font-size: 14px;
            color: var(--primary);
            font-weight: 500;
            white-space: nowrap;
        }
        .section-link:hover {
            color: var(--primary-dark);
        }
        .btn {
            border-radius: 999px;
            font-weight: 600;
            padding: 10px 28px;
            border: none;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-size: 15px;
            min-height: 44px;
        }
        .btn:focus {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }
        .btn-accent {
            background: var(--accent);
            color: var(--white);
        }
        .btn-accent:hover {
            background: #ff7a1f;
            color: var(--white);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(255, 138, 61, 0.3);
        }
        .btn-accent:active {
            transform: translateY(1px);
            box-shadow: none;
        }
        .btn-outline-light {
            background: var(--white);
            color: var(--primary-dark);
            border: 1px solid rgba(46, 143, 227, 0.4);
        }
        .btn-outline-light:hover {
            background: rgba(46, 143, 227, 0.08);
            color: var(--primary);
            border-color: var(--primary);
            transform: translateY(-2px);
        }
        .btn-outline-light:active {
            transform: translateY(0);
        }
        .btn-success {
            background: var(--success) !important;
            border-color: var(--success) !important;
        }
        .badge {
            border-radius: 999px;
            font-size: 13px;
            font-weight: 500;
            padding: 4px 14px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        /* ===== Header 导航 ===== */
        .site-header {
            background: var(--bg);
            padding: 16px 0 0;
            position: relative;
            z-index: 1000;
        }
        .nav-panel {
            background: var(--white);
            border-radius: 16px;
            box-shadow: var(--shadow-card);
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 20px;
            gap: 16px;
            border: 1px solid rgba(232, 239, 245, 0.8);
        }
        .brand {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .brand-icon {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: var(--primary);
            color: var(--white);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 18px;
            letter-spacing: -1px;
            box-shadow: 0 4px 12px rgba(46, 143, 227, 0.25);
        }
        .brand-text {
            display: flex;
            flex-direction: column;
            line-height: 1.2;
        }
        .brand-text strong {
            font-size: 20px;
            font-weight: 700;
            color: var(--text);
            letter-spacing: 1px;
        }
        .brand-text small {
            font-size: 11px;
            color: var(--text-muted);
            letter-spacing: 2px;
            margin-top: 2px;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            margin: 0;
            padding: 0;
            flex-wrap: wrap;
        }
        .nav-links .nav-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: 999px;
            background: rgba(46, 143, 227, 0.08);
            color: var(--text);
            font-size: 14px;
            font-weight: 500;
            transition: var(--transition);
        }
        .nav-links .nav-link i {
            font-size: 15px;
        }
        .nav-links .nav-link:hover {
            background: rgba(46, 143, 227, 0.15);
            color: var(--primary);
        }
        .nav-links .nav-link.active {
            background: var(--primary);
            color: var(--white);
            box-shadow: 0 4px 12px rgba(46, 143, 227, 0.3);
        }
        .nav-cta-btn {
            background: var(--accent);
            color: var(--white);
            border-radius: 999px;
            padding: 9px 22px;
            font-size: 14px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            min-height: 40px;
            transition: var(--transition);
            border: none;
            white-space: nowrap;
        }
        .nav-cta-btn:hover {
            background: #ff7a1f;
            color: var(--white);
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(255, 138, 61, 0.3);
        }
        .nav-toggle {
            display: none;
            background: var(--primary);
            border: none;
            color: var(--white);
            width: 42px;
            height: 42px;
            border-radius: 12px;
            font-size: 20px;
            align-items: center;
            justify-content: center;
            cursor: pointer;
        }
        .nav-toggle:hover {
            background: var(--primary-dark);
        }
        /* 移动端抽屉 */
        .mobile-drawer {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--white);
            z-index: 2000;
            padding: 24px;
            display: flex;
            flex-direction: column;
            transform: translateX(100%);
            transition: transform .35s ease;
            overflow-y: auto;
        }
        .mobile-drawer.open {
            transform: translateX(0);
        }
        .drawer-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 32px;
        }
        .drawer-close {
            background: var(--bg);
            border: none;
            width: 42px;
            height: 42px;
            border-radius: 12px;
            font-size: 22px;
            color: var(--text);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .drawer-close:hover {
            background: var(--border);
        }
        .drawer-links {
            list-style: none;
            padding: 0;
            margin: 0 0 32px;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .drawer-links a {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 15px 20px;
            border-radius: 14px;
            background: var(--bg);
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
        }
        .drawer-links a i {
            font-size: 18px;
            color: var(--primary);
        }
        .drawer-links a.active {
            background: var(--primary);
            color: var(--white);
        }
        .drawer-links a.active i {
            color: var(--white);
        }
        .drawer-cta {
            margin-top: auto;
        }
        /* ===== Hero ===== */
        .hero {
            position: relative;
            background: linear-gradient(to right, rgba(255, 255, 255, 0.92), rgba(244, 248, 252, 0.85)), url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            min-height: 520px;
            display: flex;
            align-items: center;
            padding: 72px 0;
        }
        @media(max-width:767px) {
            .hero {
                min-height: auto;
                padding: 48px 0;
                background: linear-gradient(to bottom, rgba(255, 255, 255, 0.95), rgba(244, 248, 252, 0.9)), url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            }
        }
        .hero-inner {
            display: flex;
            align-items: center;
            gap: 48px;
        }
        .hero-content {
            flex: 1;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--primary-dark);
            color: var(--white);
            border-radius: 999px;
            padding: 6px 16px;
            font-size: 13px;
            font-weight: 500;
            margin-bottom: 24px;
        }
        .hero-badge .dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--accent);
            animation: pulse-dot 1.5s infinite;
        }
        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: .6;
                transform: scale(0.8);
            }
        }
        .hero h1 {
            font-size: 36px;
            font-weight: 700;
            line-height: 1.3;
            color: var(--text);
            margin-bottom: 20px;
        }
        @media(max-width:767px) {
            .hero h1 {
                font-size: 28px;
            }
        }
        .hero-sub {
            font-size: 15px;
            color: var(--text-muted);
            max-width: 520px;
            margin-bottom: 32px;
            line-height: 1.75;
        }
        .hero-btns {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .hero-cover {
            flex: 0 0 460px;
            position: relative;
        }
        @media(max-width:991px) {
            .hero-inner {
                flex-direction: column;
                gap: 32px;
            }
            .hero-cover {
                flex: none;
                width: 100%;
                max-width: 560px;
            }
        }
        .hero-cover .cover-card {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: 0 16px 48px rgba(15, 76, 129, 0.15);
            position: relative;
        }
        .hero-cover .cover-card img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
        }
        .hero-cover .cover-tag {
            position: absolute;
            top: 16px;
            right: 16px;
            background: var(--primary-dark);
            color: var(--white);
            font-size: 12px;
            font-weight: 600;
            padding: 6px 14px;
            border-radius: 999px;
            box-shadow: 0 4px 12px rgba(15, 76, 129, 0.3);
        }
        /* ===== 倒计时 ===== */
        .countdown-section {
            padding: 24px 0 0;
            margin-top: -40px;
            position: relative;
            z-index: 5;
        }
        @media(max-width:767px) {
            .countdown-section {
                margin-top: 0;
            }
        }
        .countdown-card {
            background: var(--primary-dark);
            border-radius: var(--radius-lg);
            padding: 40px 48px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            position: relative;
            overflow: hidden;
        }
        @media(max-width:767px) {
            .countdown-card {
                flex-direction: column;
                padding: 32px 24px;
                gap: 24px;
            }
        }
        .countdown-card::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(46, 143, 227, 0.2), transparent 60%);
            pointer-events: none;
        }
        .countdown-info {
            position: relative;
            z-index: 1;
        }
        .countdown-info h2 {
            color: var(--white);
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 8px;
        }
        @media(max-width:767px) {
            .countdown-info h2 {
                font-size: 22px;
            }
        }
        .countdown-info p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 13px;
            margin-bottom: 12px;
        }
        .countdown-info a {
            color: var(--accent);
            font-size: 13px;
            font-weight: 500;
        }
        .countdown-info a:hover {
            text-decoration: underline;
        }
        .countdown-timer {
            display: flex;
            gap: 14px;
            position: relative;
            z-index: 1;
        }
        @media(max-width:767px) {
            .countdown-timer {
                gap: 8px;
                width: 100%;
                justify-content: center;
            }
        }
        .count-num {
            background: rgba(255, 255, 255, 0.1);
            border-radius: 12px;
            padding: 16px 14px;
            text-align: center;
            min-width: 72px;
        }
        @media(max-width:767px) {
            .count-num {
                min-width: 60px;
                padding: 12px 8px;
                flex: 1;
            }
        }
        .count-num span {
            display: block;
            font-size: 36px;
            font-weight: 700;
            color: var(--white);
            line-height: 1.2;
            font-variant-numeric: tabular-nums;
        }
        @media(max-width:767px) {
            .count-num span {
                font-size: 24px;
            }
        }
        .count-num small {
            display: block;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 4px;
            letter-spacing: 2px;
        }
        /* ===== 看点列表 ===== */
        .highlights-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .highlight-item {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 18px 24px;
            display: flex;
            align-items: center;
            gap: 20px;
            transition: var(--transition);
            cursor: pointer;
        }
        .highlight-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
            border-left: 4px solid var(--primary);
        }
        .highlight-index {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(46, 143, 227, 0.12);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 14px;
            flex-shrink: 0;
        }
        .highlight-content {
            flex: 1;
        }
        .highlight-content h4 {
            font-size: 17px;
            font-weight: 600;
            color: var(--text);
            margin: 0;
            line-height: 1.4;
        }
        @media(max-width:767px) {
            .highlight-content h4 {
                font-size: 15px;
            }
        }
        .highlight-time {
            background: var(--bg);
            border: 1px solid var(--border);
            color: var(--primary-dark);
            border-radius: 999px;
            padding: 4px 14px;
            font-size: 13px;
            font-weight: 600;
            white-space: nowrap;
            font-variant-numeric: tabular-nums;
        }
        /* ===== 订阅 ===== */
        .subscribe-card {
            background: rgba(46, 143, 227, 0.06);
            border: 1px solid rgba(46, 143, 227, 0.15);
            border-radius: var(--radius-lg);
            padding: 40px 48px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }
        @media(max-width:767px) {
            .subscribe-card {
                padding: 28px 24px;
                flex-direction: column;
            }
        }
        .subscribe-info h2 {
            font-size: 26px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 6px;
        }
        @media(max-width:767px) {
            .subscribe-info h2 {
                font-size: 22px;
            }
        }
        .subscribe-info p {
            font-size: 13px;
            color: var(--text-muted);
            margin: 0;
        }
        .subscribe-form {
            display: flex;
            gap: 12px;
            width: 100%;
            max-width: 440px;
            flex-wrap: wrap;
        }
        .subscribe-form input {
            flex: 1;
            min-width: 200px;
            min-height: 44px;
            border: 1px solid var(--border);
            border-radius: 999px;
            padding: 10px 20px;
            font-size: 14px;
            background: var(--white);
            box-shadow: inset 0 2px 4px rgba(15, 76, 129, 0.05);
            transition: var(--transition);
        }
        .subscribe-form input:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(46, 143, 227, 0.12);
        }
        .subscribe-tip {
            width: 100%;
            font-size: 13px;
            color: var(--success);
            display: none;
            margin-top: 8px;
            text-align: center;
        }
        /* ===== 回放 ===== */
        .replay-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        @media(max-width:767px) {
            .replay-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
        }
        .replay-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: var(--transition);
        }
        .replay-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .replay-cover {
            position: relative;
            overflow: hidden;
        }
        .replay-cover img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            transition: transform .4s ease;
        }
        .replay-card:hover .replay-cover img {
            transform: scale(1.04);
        }
        .replay-status {
            position: absolute;
            top: 14px;
            left: 14px;
            border-radius: 999px;
            padding: 4px 14px;
            font-size: 12px;
            font-weight: 600;
            color: var(--white);
        }
        .replay-status.status-live {
            background: var(--success);
        }
        .replay-status.status-end {
            background: var(--text-muted);
        }
        .replay-body {
            padding: 20px;
        }
        .replay-body h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 8px;
            line-height: 1.5;
        }
        .replay-body .replay-meta {
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 14px;
        }
        .replay-body .btn {
            width: 100%;
            padding: 8px 16px;
            font-size: 14px;
            min-height: 40px;
            background: var(--white);
            color: var(--primary);
            border: 1px solid rgba(46, 143, 227, 0.3);
            border-radius: 999px;
        }
        .replay-body .btn:hover {
            background: rgba(46, 143, 227, 0.08);
            border-color: var(--primary);
            transform: translateY(-1px);
        }
        /* ===== 最新资讯 CMS ===== */
        .news-list-wrap {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .news-item {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 16px 20px;
            display: flex;
            align-items: center;
            gap: 16px;
            transition: var(--transition);
        }
        .news-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
            border-color: rgba(46, 143, 227, 0.3);
        }
        .news-thumb {
            width: 80px;
            height: 80px;
            border-radius: 10px;
            overflow: hidden;
            flex-shrink: 0;
            background: var(--bg);
        }
        .news-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        @media(max-width:767px) {
            .news-thumb {
                width: 64px;
                height: 64px;
            }
        }
        .news-body {
            flex: 1;
            min-width: 0;
        }
        .news-body h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 4px;
            line-height: 1.4;
            overflow: hidden;
            text-overflow: ellipsis;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
        }
        .news-body p {
            font-size: 13px;
            color: var(--text-muted);
            margin: 0 0 8px;
            overflow: hidden;
            text-overflow: ellipsis;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
        }
        .news-meta {
            display: flex;
            gap: 12px;
            font-size: 12px;
            color: var(--text-muted);
        }
        .news-meta .news-cat {
            background: rgba(46, 143, 227, 0.08);
            color: var(--primary);
            padding: 2px 10px;
            border-radius: 999px;
            font-weight: 500;
        }
        .news-arrow {
            color: var(--border);
            font-size: 20px;
            flex-shrink: 0;
            transition: var(--transition);
        }
        .news-item:hover .news-arrow {
            color: var(--primary);
            transform: translateX(4px);
        }
        .news-empty {
            background: var(--white);
            border: 1px dashed var(--border);
            border-radius: var(--radius-md);
            padding: 48px 24px;
            text-align: center;
            color: var(--text-muted);
        }
        .news-empty i {
            font-size: 40px;
            color: var(--border);
            display: block;
            margin-bottom: 12px;
        }
        .news-empty p {
            margin: 0;
            font-size: 14px;
        }
        /* ===== FAQ ===== */
        .faq-wrap .accordion-item {
            border: 1px solid var(--border);
            border-radius: var(--radius-md) !important;
            margin-bottom: 12px;
            background: var(--white);
            overflow: hidden;
        }
        .faq-wrap .accordion-item:first-of-type,
        .faq-wrap .accordion-item:last-of-type {
            border-radius: var(--radius-md) !important;
        }
        .faq-wrap .accordion-button {
            padding: 18px 24px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text);
            background: var(--white);
            gap: 12px;
        }
        .faq-wrap .accordion-button::after {
            background-image: none;
            font-family: "bootstrap-icons";
            content: "\F282";
            font-size: 16px;
            color: var(--primary);
        }
        .faq-wrap .accordion-button:not(.collapsed) {
            background: rgba(46, 143, 227, 0.04);
            color: var(--primary);
            box-shadow: none;
        }
        .faq-wrap .accordion-button:not(.collapsed)::after {
            content: "\F286";
        }
        .faq-wrap .accordion-button:focus {
            box-shadow: none;
        }
        .faq-icon {
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: rgba(46, 143, 227, 0.12);
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            font-weight: 700;
            flex-shrink: 0;
        }
        .faq-wrap .accordion-body {
            padding: 0 24px 20px 60px;
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
        }
        /* ===== CTA ===== */
        .cta-card {
            background: var(--primary-dark);
            border-radius: var(--radius-lg);
            padding: 64px 48px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        @media(max-width:767px) {
            .cta-card {
                padding: 40px 24px;
            }
        }
        .cta-card::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(46, 143, 227, 0.25), transparent 70%);
        }
        .cta-card h2 {
            position: relative;
            color: var(--white);
            font-size: 22px;
            font-weight: 600;
            margin-bottom: 24px;
        }
        .cta-card .btn {
            position: relative;
        }
        /* ===== Footer ===== */
        .site-footer {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, 0.8);
            padding: 64px 0 24px;
            margin-top: 72px;
        }
        .footer-top {
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            padding-bottom: 40px;
            margin-bottom: 24px;
        }
        .footer-brand .brand-text strong {
            color: var(--white);
        }
        .footer-brand .brand-text small {
            color: rgba(255, 255, 255, 0.6);
        }
        .footer-desc {
            font-size: 13px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 16px;
            max-width: 280px;
        }
        .footer-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--white);
            margin-bottom: 16px;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 13px;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: var(--accent);
            text-decoration: none;
            padding-left: 4px;
        }
        .footer-subscribe {
            display: flex;
            gap: 8px;
        }
        .footer-subscribe input {
            flex: 1;
            min-height: 40px;
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: 999px;
            padding: 8px 16px;
            font-size: 13px;
            background: rgba(255, 255, 255, 0.08);
            color: var(--white);
        }
        .footer-subscribe input::placeholder {
            color: rgba(255, 255, 255, 0.4);
        }
        .footer-subscribe input:focus {
            outline: none;
            border-color: var(--accent);
            background: rgba(255, 255, 255, 0.12);
        }
        .footer-subscribe .btn {
            min-height: 40px;
            padding: 8px 18px;
            font-size: 13px;
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 20px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
            flex-wrap: wrap;
            gap: 12px;
        }
        .footer-social {
            display: flex;
            gap: 10px;
        }
        .footer-social a {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, 0.6);
            font-size: 15px;
            transition: var(--transition);
        }
        .footer-social a:hover {
            background: var(--accent);
            color: var(--white);
        }
        /* ===== 响应式 ===== */
        @media(max-width:991px) {
            .nav-links,
            .nav-cta-btn {
                display: none !important;
            }
            .nav-toggle {
                display: flex;
            }
            .hero {
                padding: 48px 0;
            }
            .hero-inner {
                flex-direction: column;
            }
            .hero-cover {
                flex: none;
                width: 100%;
            }
            .countdown-card {
                flex-direction: column;
                padding: 32px;
            }
            .countdown-timer {
                width: 100%;
                justify-content: space-between;
            }
            .subscribe-card {
                flex-direction: column;
                align-items: stretch;
            }
            .subscribe-form {
                max-width: 100%;
            }
            .replay-grid {
                grid-template-columns: 1fr;
            }
        }
        @media(max-width:767px) {
            .section {
                padding: 48px 0;
            }
            .section-title {
                font-size: 22px;
            }
            .hero h1 {
                font-size: 28px;
            }
            .countdown-timer {
                gap: 8px;
            }
            .count-num span {
                font-size: 24px;
            }
            .highlight-item {
                padding: 14px 16px;
                gap: 12px;
            }
            .highlight-time {
                font-size: 12px;
                padding: 3px 10px;
            }
            .news-item {
                padding: 12px;
                gap: 12px;
            }
            .news-body h4 {
                font-size: 14px;
            }
            .news-arrow {
                display: none;
            }
            .footer-top .row {
                gap: 32px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }
        @media(max-width:520px) {
            .btn {
                width: 100%;
            }
            .hero-btns {
                flex-direction: column;
            }
            .countdown-info h2 {
                font-size: 20px;
            }
            .count-num small {
                font-size: 11px;
            }
            .subscribe-form {
                flex-direction: column;
            }
            .subscribe-form input {
                width: 100%;
            }
            .subscribe-form .btn {
                width: 100%;
            }
        }

/* roulang page: category1 */
:root {
        --primary: #2E8FE3;
        --primary-dark: #0F4C81;
        --accent: #FF8A3D;
        --bg: #F4F8FC;
        --card-bg: #FFFFFF;
        --border: #E8EFF5;
        --text: #1F3A57;
        --text-secondary: #6B7F93;
        --success: #27AE60;
        --danger: #E74C3C;
        --radius-lg: 16px;
        --radius-md: 12px;
        --radius-sm: 10px;
        --shadow: 0 4px 16px rgba(15, 76, 129, 0.06);
        --shadow-hover: 0 10px 32px rgba(15, 76, 129, 0.12);
        --font: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    }

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

    html {
        scroll-behavior: smooth;
    }

    body {
        margin: 0;
        padding: 0;
        font-family: var(--font);
        background: var(--bg);
        color: var(--text);
        font-size: 15px;
        line-height: 1.75;
        -webkit-font-smoothing: antialiased;
    }

    a {
        text-decoration: none;
        color: inherit;
        transition: all 0.25s ease;
    }

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

    button,
    input {
        font-family: var(--font);
    }

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

    /* ===== 导航系统 ===== */
    .site-header {
        background: var(--bg);
        padding: 16px 0 8px;
        position: relative;
        z-index: 100;
    }

    .nav-panel {
        background: var(--card-bg);
        border-radius: 18px;
        box-shadow: var(--shadow);
        border: 1px solid var(--border);
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 10px 18px;
        min-height: 72px;
        gap: 12px;
        transition: box-shadow 0.3s ease;
    }

    .nav-panel:hover {
        box-shadow: var(--shadow-hover);
    }

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

    .brand-icon {
        width: 42px;
        height: 42px;
        border-radius: 12px;
        background: var(--primary);
        color: #fff;
        font-weight: 700;
        font-size: 16px;
        display: flex;
        align-items: center;
        justify-content: center;
        letter-spacing: -0.5px;
        box-shadow: 0 4px 10px rgba(46, 143, 227, 0.25);
    }

    .brand-text {
        display: flex;
        flex-direction: column;
        line-height: 1.2;
    }

    .brand-text strong {
        font-size: 17px;
        font-weight: 700;
        color: var(--text);
    }

    .brand-text small {
        font-size: 11px;
        color: var(--primary);
        font-weight: 500;
        letter-spacing: 0.5px;
    }

    .nav-links {
        display: flex;
        align-items: center;
        gap: 8px;
        list-style: none;
        margin: 0;
        padding: 0;
        flex-wrap: wrap;
        justify-content: center;
    }

    .nav-link {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        padding: 9px 16px;
        border-radius: 999px;
        background: rgba(46, 143, 227, 0.08);
        color: var(--text);
        font-size: 14px;
        font-weight: 500;
        white-space: nowrap;
        transition: all 0.25s ease;
    }

    .nav-link i {
        font-size: 15px;
    }

    .nav-link:hover {
        background: rgba(46, 143, 227, 0.15);
        color: var(--primary);
        transform: translateY(-1px);
    }

    .nav-link.active {
        background: var(--primary);
        color: #fff;
        box-shadow: 0 4px 12px rgba(46, 143, 227, 0.25);
    }

    .nav-link.active:hover {
        background: var(--primary);
        color: #fff;
        transform: none;
    }

    .nav-cta-btn {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        padding: 10px 22px;
        border-radius: 999px;
        background: var(--accent);
        color: #fff !important;
        font-size: 14px;
        font-weight: 600;
        box-shadow: 0 4px 12px rgba(255, 138, 61, 0.3);
        transition: all 0.25s ease;
        white-space: nowrap;
        flex-shrink: 0;
    }

    .nav-cta-btn:hover {
        background: #ff9e5c;
        transform: translateY(-2px);
        box-shadow: 0 6px 18px rgba(255, 138, 61, 0.35);
    }

    .nav-toggle {
        display: none;
        width: 42px;
        height: 42px;
        border-radius: 10px;
        border: 1px solid var(--border);
        background: var(--card-bg);
        color: var(--text);
        font-size: 20px;
        align-items: center;
        justify-content: center;
        cursor: pointer;
        flex-shrink: 0;
    }

    /* ===== Hero ===== */
    .category-hero {
        position: relative;
        padding: 72px 0 56px;
        background: linear-gradient(rgba(244, 248, 252, 0.88), rgba(244, 248, 252, 0.94)), url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
        min-height: 420px;
        display: flex;
        align-items: center;
        border-bottom: 1px solid var(--border);
    }

    .hero-badge {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        background: var(--primary-dark);
        color: #fff;
        padding: 6px 16px;
        border-radius: 999px;
        font-size: 13px;
        font-weight: 500;
        margin-bottom: 18px;
        box-shadow: 0 4px 10px rgba(15, 76, 129, 0.2);
    }

    .category-hero h1 {
        font-size: 36px;
        font-weight: 700;
        line-height: 1.3;
        color: var(--text);
        margin: 0 0 14px;
    }

    .category-hero .hero-sub {
        font-size: 15px;
        color: var(--text-secondary);
        max-width: 560px;
        margin-bottom: 28px;
        line-height: 1.75;
    }

    .hero-actions {
        display: flex;
        gap: 12px;
        flex-wrap: wrap;
    }

    .btn-primary-custom {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 12px 30px;
        border-radius: 999px;
        background: var(--accent);
        color: #fff;
        font-size: 15px;
        font-weight: 600;
        border: 2px solid transparent;
        box-shadow: 0 4px 14px rgba(255, 138, 61, 0.3);
        transition: all 0.25s ease;
        cursor: pointer;
    }

    .btn-primary-custom:hover {
        background: #ff9e5c;
        transform: translateY(-2px);
        box-shadow: 0 6px 20px rgba(255, 138, 61, 0.4);
        color: #fff;
    }

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

    .btn-outline-custom {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 12px 30px;
        border-radius: 999px;
        background: #fff;
        color: var(--primary);
        font-size: 15px;
        font-weight: 600;
        border: 2px solid var(--primary);
        transition: all 0.25s ease;
        cursor: pointer;
    }

    .btn-outline-custom:hover {
        background: rgba(46, 143, 227, 0.08);
        color: var(--primary);
        transform: translateY(-2px);
    }

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

    /* ===== 分类说明区 ===== */
    .category-info {
        padding: 56px 0 8px;
    }

    .info-card {
        background: rgba(46, 143, 227, 0.06);
        border: 1px solid rgba(46, 143, 227, 0.15);
        border-radius: var(--radius-lg);
        padding: 32px 40px;
        display: flex;
        align-items: flex-start;
        gap: 20px;
    }

    .info-card i {
        font-size: 28px;
        color: var(--primary);
        flex-shrink: 0;
        margin-top: 4px;
    }

    .info-card h3 {
        font-size: 18px;
        font-weight: 600;
        color: var(--text);
        margin: 0 0 8px;
    }

    .info-card p {
        font-size: 14px;
        color: var(--text-secondary);
        margin: 0;
        line-height: 1.8;
        max-width: 780px;
    }

    /* ===== 内容卡片区 ===== */
    .news-section {
        padding: 56px 0;
    }

    .section-header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        margin-bottom: 32px;
    }

    .section-header h2 {
        font-size: 26px;
        font-weight: 600;
        color: var(--text);
        margin: 0;
        position: relative;
        padding-left: 16px;
    }

    .section-header h2::before {
        content: '';
        position: absolute;
        left: 0;
        top: 50%;
        transform: translateY(-50%);
        width: 4px;
        height: 22px;
        border-radius: 4px;
        background: var(--primary);
    }

    .section-header .section-meta {
        font-size: 13px;
        color: var(--text-secondary);
        display: inline-flex;
        align-items: center;
        gap: 6px;
    }

    .news-card {
        background: var(--card-bg);
        border-radius: var(--radius-lg);
        border: 1px solid var(--border);
        box-shadow: var(--shadow);
        overflow: hidden;
        height: 100%;
        transition: all 0.3s ease;
        display: flex;
        flex-direction: column;
    }

    .news-card:hover {
        box-shadow: var(--shadow-hover);
        transform: translateY(-4px);
        border-color: rgba(46, 143, 227, 0.3);
    }

    .news-card-img {
        position: relative;
        overflow: hidden;
        aspect-ratio: 16/9;
        background: #e8eff5;
    }

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

    .news-card:hover .news-card-img img {
        transform: scale(1.03);
    }

    .news-card-tag {
        position: absolute;
        top: 12px;
        left: 12px;
        background: var(--primary-dark);
        color: #fff;
        font-size: 12px;
        font-weight: 500;
        padding: 4px 12px;
        border-radius: 999px;
        box-shadow: 0 2px 8px rgba(15, 76, 129, 0.3);
    }

    .news-card-body {
        padding: 22px 24px 24px;
        flex: 1;
        display: flex;
        flex-direction: column;
    }

    .news-card-body h3 {
        font-size: 18px;
        font-weight: 600;
        color: var(--text);
        margin: 0 0 10px;
        line-height: 1.45;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .news-card-body p {
        font-size: 14px;
        color: var(--text-secondary);
        line-height: 1.7;
        margin: 0 0 16px;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
        flex: 1;
    }

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

    .news-card-date {
        font-size: 13px;
        color: var(--text-secondary);
        display: inline-flex;
        align-items: center;
        gap: 5px;
    }

    .news-card-link {
        display: inline-flex;
        align-items: center;
        gap: 4px;
        font-size: 13px;
        font-weight: 600;
        color: var(--primary);
        padding: 6px 14px;
        border-radius: 999px;
        border: 1px solid rgba(46, 143, 227, 0.3);
        transition: all 0.25s ease;
    }

    .news-card-link:hover {
        background: var(--primary);
        color: #fff;
        border-color: var(--primary);
    }

    /* ===== 特点区 ===== */
    .features-section {
        padding: 56px 0;
        background: #fff;
        border-top: 1px solid var(--border);
        border-bottom: 1px solid var(--border);
    }

    .feature-card {
        background: var(--bg);
        border-radius: var(--radius-lg);
        border: 1px solid var(--border);
        padding: 32px 28px;
        height: 100%;
        transition: all 0.3s ease;
    }

    .feature-card:hover {
        box-shadow: var(--shadow-hover);
        transform: translateY(-4px);
        border-color: rgba(46, 143, 227, 0.3);
    }

    .feature-icon {
        width: 52px;
        height: 52px;
        border-radius: 14px;
        background: rgba(46, 143, 227, 0.1);
        color: var(--primary);
        font-size: 24px;
        display: flex;
        align-items: center;
        justify-content: center;
        margin-bottom: 18px;
    }

    .feature-card h3 {
        font-size: 18px;
        font-weight: 600;
        color: var(--text);
        margin: 0 0 10px;
    }

    .feature-card p {
        font-size: 14px;
        color: var(--text-secondary);
        margin: 0;
        line-height: 1.75;
    }

    /* ===== 流程区 ===== */
    .process-section {
        padding: 64px 0;
    }

    .process-steps {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 24px;
        margin-top: 36px;
    }

    .step-item {
        text-align: center;
        padding: 28px 20px;
        background: var(--card-bg);
        border-radius: var(--radius-lg);
        border: 1px solid var(--border);
        box-shadow: var(--shadow);
        transition: all 0.3s ease;
        position: relative;
    }

    .step-item:hover {
        box-shadow: var(--shadow-hover);
        transform: translateY(-4px);
    }

    .step-num {
        width: 44px;
        height: 44px;
        border-radius: 50%;
        background: rgba(46, 143, 227, 0.1);
        color: var(--primary);
        font-size: 18px;
        font-weight: 700;
        display: flex;
        align-items: center;
        justify-content: center;
        margin: 0 auto 16px;
    }

    .step-item h3 {
        font-size: 16px;
        font-weight: 600;
        color: var(--text);
        margin: 0 0 8px;
    }

    .step-item p {
        font-size: 13px;
        color: var(--text-secondary);
        margin: 0;
        line-height: 1.65;
    }

    /* ===== FAQ ===== */
    .faq-section {
        padding: 64px 0;
        background: #fff;
        border-top: 1px solid var(--border);
        border-bottom: 1px solid var(--border);
    }

    .faq-section .section-header {
        margin-bottom: 32px;
    }

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

    .accordion-item {
        border: 1px solid var(--border) !important;
        border-radius: var(--radius-md) !important;
        margin-bottom: 14px;
        overflow: hidden;
        background: var(--card-bg);
        box-shadow: var(--shadow);
    }

    .accordion-button {
        padding: 20px 24px;
        font-size: 15px;
        font-weight: 600;
        color: var(--text);
        background: var(--card-bg);
        border: none;
        box-shadow: none !important;
        display: flex;
        align-items: center;
        gap: 12px;
    }

    .accordion-button::after {
        background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%232E8FE3' viewBox='0 0 16 16'%3E%3Cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3E%3C/svg%3E");
        transition: transform 0.3s ease;
    }

    .accordion-button:not(.collapsed) {
        background: rgba(46, 143, 227, 0.04);
        color: var(--text);
    }

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

    .accordion-button:focus {
        box-shadow: 0 0 0 3px rgba(46, 143, 227, 0.1) !important;
        border-radius: var(--radius-md);
    }

    .faq-q-icon {
        width: 26px;
        height: 26px;
        border-radius: 50%;
        background: rgba(46, 143, 227, 0.1);
        color: var(--primary);
        font-size: 13px;
        display: flex;
        align-items: center;
        justify-content: center;
        flex-shrink: 0;
    }

    .accordion-body {
        padding: 4px 24px 22px;
        font-size: 14px;
        color: var(--text-secondary);
        line-height: 1.75;
        border-top: 1px solid var(--border);
        margin-top: 0;
    }

    /* ===== CTA ===== */
    .cta-section {
        padding: 64px 0 72px;
    }

    .cta-card {
        background: var(--primary-dark);
        border-radius: 20px;
        padding: 48px 40px;
        text-align: center;
        color: #fff;
        position: relative;
        overflow: hidden;
    }

    .cta-card::before {
        content: '';
        position: absolute;
        top: -40px;
        right: -40px;
        width: 200px;
        height: 200px;
        border-radius: 50%;
        background: rgba(255, 255, 255, 0.04);
    }

    .cta-card::after {
        content: '';
        position: absolute;
        bottom: -60px;
        left: -60px;
        width: 240px;
        height: 240px;
        border-radius: 50%;
        background: rgba(255, 255, 255, 0.03);
    }

    .cta-card h2 {
        font-size: 24px;
        font-weight: 600;
        margin: 0 0 12px;
        position: relative;
        z-index: 1;
    }

    .cta-card p {
        font-size: 14px;
        opacity: 0.85;
        margin: 0 0 24px;
        position: relative;
        z-index: 1;
    }

    .cta-card .btn-primary-custom {
        position: relative;
        z-index: 1;
    }

    /* ===== 页脚 ===== */
    .site-footer {
        background: var(--primary-dark);
        color: rgba(255, 255, 255, 0.85);
        padding: 56px 0 0;
        font-size: 14px;
    }

    .footer-top {
        padding-bottom: 40px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }

    .footer-brand .brand-icon {
        background: rgba(255, 255, 255, 0.12);
        color: #fff;
        box-shadow: none;
    }

    .footer-brand .brand-text strong {
        color: #fff;
    }

    .footer-brand .brand-text small {
        color: rgba(255, 255, 255, 0.6);
    }

    .footer-desc {
        font-size: 13px;
        color: rgba(255, 255, 255, 0.6);
        margin-top: 16px;
        line-height: 1.7;
        max-width: 240px;
    }

    .footer-title {
        font-size: 15px;
        font-weight: 600;
        color: #fff;
        margin: 0 0 18px;
        position: relative;
        padding-bottom: 10px;
    }

    .footer-title::after {
        content: '';
        position: absolute;
        left: 0;
        bottom: 0;
        width: 24px;
        height: 2px;
        border-radius: 2px;
        background: var(--accent);
    }

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

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

    .footer-links a {
        color: rgba(255, 255, 255, 0.7);
        font-size: 14px;
        transition: all 0.25s ease;
        display: inline-flex;
        align-items: center;
        gap: 6px;
    }

    .footer-links a:hover {
        color: var(--accent);
        padding-left: 4px;
    }

    .footer-subscribe {
        display: flex;
        gap: 8px;
        margin-top: 4px;
    }

    .footer-subscribe input {
        flex: 1;
        min-width: 0;
        padding: 10px 16px;
        border-radius: 999px;
        border: 1px solid rgba(255, 255, 255, 0.2);
        background: rgba(255, 255, 255, 0.08);
        color: #fff;
        font-size: 13px;
        outline: none;
        transition: all 0.25s ease;
        height: 42px;
    }

    .footer-subscribe input::placeholder {
        color: rgba(255, 255, 255, 0.5);
    }

    .footer-subscribe input:focus {
        border-color: var(--accent);
        background: rgba(255, 255, 255, 0.12);
    }

    .footer-subscribe .btn {
        padding: 10px 20px;
        border-radius: 999px;
        background: var(--accent);
        color: #fff;
        font-size: 13px;
        font-weight: 600;
        border: none;
        transition: all 0.25s ease;
        white-space: nowrap;
        height: 42px;
        display: inline-flex;
        align-items: center;
    }

    .footer-subscribe .btn:hover {
        background: #ff9e5c;
        transform: translateY(-1px);
    }

    .footer-bottom {
        display: flex;
        align-items: center;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 12px;
        padding: 20px 0 24px;
        font-size: 13px;
        color: rgba(255, 255, 255, 0.45);
    }

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

    .footer-social a {
        width: 34px;
        height: 34px;
        border-radius: 50%;
        background: rgba(255, 255, 255, 0.08);
        color: rgba(255, 255, 255, 0.7);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 15px;
        transition: all 0.25s ease;
    }

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

    /* ===== 移动端导航抽屉 ===== */
    @media (max-width: 991px) {
        .nav-panel {
            padding: 10px 14px;
            flex-wrap: wrap;
            gap: 8px;
        }

        .nav-toggle {
            display: flex;
        }

        .nav-links {
            display: none;
            width: 100%;
            flex-direction: column;
            align-items: stretch;
            gap: 4px;
            padding-top: 8px;
        }

        .nav-links.open {
            display: flex;
        }

        .nav-link {
            width: 100%;
            justify-content: flex-start;
            padding: 12px 18px;
            border-radius: 12px;
            font-size: 15px;
        }

        .nav-cta-btn {
            margin-left: auto;
        }
    }

    /* ===== 响应式 ===== */
    @media (max-width: 767px) {
        .container {
            padding-left: 16px;
            padding-right: 16px;
        }

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

        .category-hero h1 {
            font-size: 28px;
        }

        .hero-sub {
            font-size: 14px;
        }

        .hero-actions {
            flex-direction: column;
            align-items: stretch;
        }

        .btn-primary-custom,
        .btn-outline-custom {
            justify-content: center;
            padding: 12px 20px;
        }

        .info-card {
            padding: 24px;
            flex-direction: column;
            gap: 12px;
        }

        .section-header {
            align-items: flex-start;
            gap: 8px;
        }

        .section-header h2 {
            font-size: 22px;
        }

        .news-card-body {
            padding: 18px 16px 20px;
        }

        .news-card-body h3 {
            font-size: 17px;
        }

        .process-steps {
            grid-template-columns: 1fr 1fr;
            gap: 14px;
        }

        .step-item {
            padding: 20px 14px;
        }

        .cta-card {
            padding: 36px 24px;
        }

        .cta-card h2 {
            font-size: 20px;
        }

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

        .footer-subscribe {
            flex-direction: column;
        }

        .footer-subscribe .btn {
            width: 100%;
            justify-content: center;
        }
    }

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

        .nav-panel {
            min-height: auto;
        }

        .brand-text small {
            font-size: 10px;
        }

        .nav-cta-btn {
            padding: 10px 16px;
            font-size: 13px;
        }
    }

    /* ===== 焦点状态 ===== */
    .btn-primary-custom:focus-visible,
    .btn-outline-custom:focus-visible,
    .nav-link:focus-visible,
    .nav-cta-btn:focus-visible {
        outline: 3px solid rgba(46, 143, 227, 0.3);
        outline-offset: 2px;
    }

    .news-card-link:focus-visible {
        outline: 3px solid rgba(46, 143, 227, 0.3);
        outline-offset: 2px;
    }

/* roulang page: article */
:root {
        --primary: #2E8FE3;
        --primary-dark: #0F4C81;
        --accent: #FF8A3D;
        --bg: #F4F8FC;
        --card-bg: #FFFFFF;
        --text: #1F3A57;
        --text-muted: #6B7F93;
        --border: #E8EFF5;
        --success: #27AE60;
        --danger: #E74C3C;
        --radius-lg: 16px;
        --radius-md: 12px;
        --radius-sm: 10px;
        --shadow-sm: 0 4px 16px rgba(15, 76, 129, 0.06);
        --shadow-md: 0 10px 32px rgba(15, 76, 129, 0.12);
        --transition: all 0.3s ease;
    }
    *,
    *::before,
    *::after {
        box-sizing: border-box;
    }
    html {
        scroll-behavior: smooth;
    }
    body {
        font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
        background: var(--bg);
        color: var(--text);
        line-height: 1.75;
        font-size: 15px;
        margin: 0;
        -webkit-font-smoothing: antialiased;
    }
    a {
        text-decoration: none;
        color: var(--text);
        transition: var(--transition);
    }
    img {
        max-width: 100%;
        height: auto;
    }
    .container {
        max-width: 1200px;
    }

    /* ============ 导航 ============ */
    .site-header {
        background: var(--bg);
        padding: 16px 0 0;
    }
    .nav-panel {
        background: var(--card-bg);
        border-radius: var(--radius-lg);
        box-shadow: var(--shadow-sm);
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 0 24px;
        min-height: 72px;
        gap: 16px;
    }
    .brand {
        display: flex;
        align-items: center;
        gap: 12px;
        flex-shrink: 0;
    }
    .brand-icon {
        width: 42px;
        height: 42px;
        background: var(--primary);
        color: #fff;
        border-radius: 12px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 18px;
        font-weight: 700;
        letter-spacing: 0.5px;
    }
    .brand-text {
        display: flex;
        flex-direction: column;
        line-height: 1.2;
    }
    .brand-text strong {
        font-size: 18px;
        font-weight: 700;
        color: var(--text);
    }
    .brand-text small {
        font-size: 10px;
        color: var(--text-muted);
        letter-spacing: 1px;
    }
    .nav-links {
        display: flex;
        align-items: center;
        gap: 10px;
        list-style: none;
        margin: 0;
        padding: 0;
    }
    .nav-link {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        background: rgba(46, 143, 227, 0.08);
        color: var(--text);
        font-size: 14px;
        font-weight: 500;
        padding: 8px 16px;
        border-radius: 999px;
        transition: var(--transition);
        white-space: nowrap;
    }
    .nav-link i {
        font-size: 16px;
    }
    .nav-link:hover {
        background: rgba(46, 143, 227, 0.15);
        color: var(--primary);
    }
    .nav-link.active {
        background: var(--primary);
        color: #fff;
        font-weight: 600;
    }
    .nav-cta-btn {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        background: var(--accent);
        color: #fff;
        font-size: 14px;
        font-weight: 600;
        padding: 10px 22px;
        border-radius: 999px;
        transition: var(--transition);
        white-space: nowrap;
        border: none;
    }
    .nav-cta-btn:hover {
        background: #f07b2d;
        color: #fff;
        transform: translateY(-2px);
    }
    .nav-toggle {
        display: none;
        background: transparent;
        border: none;
        font-size: 26px;
        color: var(--text);
        padding: 6px;
        border-radius: 8px;
        cursor: pointer;
        line-height: 1;
    }

    /* ============ 面包屑 ============ */
    .article-breadcrumb {
        padding: 24px 0 8px;
        font-size: 13px;
        color: var(--text-muted);
        display: flex;
        align-items: center;
        flex-wrap: wrap;
        gap: 6px;
    }
    .article-breadcrumb a {
        color: var(--text-muted);
    }
    .article-breadcrumb a:hover {
        color: var(--primary);
    }
    .article-breadcrumb .separator {
        color: #b9c6d2;
        margin: 0 2px;
    }
    .article-breadcrumb .current {
        display: inline-block;
        max-width: 260px;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
        color: var(--text);
        font-weight: 500;
    }

    /* ============ 文章标题栏 ============ */
    .article-header-card {
        background: var(--card-bg);
        border-radius: var(--radius-lg);
        box-shadow: var(--shadow-sm);
        padding: 36px 40px 32px;
        margin-bottom: 20px;
        border: 1px solid var(--border);
    }
    .article-header-card h1 {
        font-size: 28px;
        font-weight: 700;
        line-height: 1.4;
        margin: 0 0 16px;
        color: var(--text);
    }
    .article-meta {
        display: flex;
        align-items: center;
        flex-wrap: wrap;
        gap: 14px;
        font-size: 13px;
        color: var(--text-muted);
    }
    .article-meta i {
        margin-right: 4px;
    }
    .article-cat {
        display: inline-flex;
        align-items: center;
        gap: 4px;
        background: rgba(46, 143, 227, 0.1);
        color: var(--primary);
        font-size: 13px;
        font-weight: 600;
        padding: 4px 12px;
        border-radius: 999px;
    }

    /* ============ 正文卡片 ============ */
    .article-body-wrap {
        background: var(--card-bg);
        border-radius: var(--radius-lg);
        box-shadow: var(--shadow-sm);
        padding: 48px;
        border: 1px solid var(--border);
        margin-bottom: 20px;
    }
    .article-content {
        max-width: 760px;
        margin: 0 auto;
        font-size: 16px;
        line-height: 1.9;
        color: var(--text);
        word-wrap: break-word;
    }
    .article-content p {
        margin-bottom: 20px;
    }
    .article-content h2 {
        font-size: 22px;
        font-weight: 700;
        margin: 40px 0 16px;
        color: var(--text);
        position: relative;
        padding-left: 14px;
    }
    .article-content h2::before {
        content: "";
        position: absolute;
        left: 0;
        top: 6px;
        width: 4px;
        height: 22px;
        background: var(--primary);
        border-radius: 4px;
    }
    .article-content h3 {
        font-size: 18px;
        font-weight: 600;
        margin: 32px 0 12px;
        color: var(--text);
    }
    .article-content img {
        border-radius: var(--radius-md);
        border: 1px solid var(--border);
    }
    .article-content blockquote {
        border-left: 4px solid var(--primary);
        background: rgba(46, 143, 227, 0.06);
        padding: 18px 22px;
        border-radius: 0 var(--radius-md) var(--radius-md) 0;
        margin: 24px 0;
        color: var(--text);
    }
    .article-content ul,
    .article-content ol {
        padding-left: 1.4rem;
        margin-bottom: 20px;
    }
    .article-content li {
        margin-bottom: 8px;
        line-height: 1.8;
    }
    .article-content a {
        color: var(--primary);
        font-weight: 600;
        text-decoration: underline dashed;
        text-underline-offset: 4px;
    }
    .article-content a:hover {
        text-decoration: underline solid;
    }
    .article-content table {
        width: 100%;
        border-collapse: collapse;
        margin: 24px 0;
        font-size: 14px;
    }
    .article-content table th,
    .article-content table td {
        border: 1px solid var(--border);
        padding: 10px 14px;
        text-align: left;
    }
    .article-content table th {
        background: rgba(46, 143, 227, 0.06);
        font-weight: 600;
    }

    /* 空态 */
    .article-empty {
        text-align: center;
        padding: 80px 20px;
    }
    .article-empty i {
        font-size: 48px;
        color: #c3d1df;
        display: block;
        margin-bottom: 16px;
    }
    .article-empty p {
        font-size: 16px;
        color: var(--text-muted);
        margin-bottom: 20px;
    }

    /* ============ 标签 + 分享 ============ */
    .article-footer-bar {
        display: flex;
        align-items: center;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 16px;
        background: var(--card-bg);
        border-radius: var(--radius-lg);
        box-shadow: var(--shadow-sm);
        padding: 20px 24px;
        border: 1px solid var(--border);
        margin-bottom: 24px;
    }
    .article-tags {
        display: flex;
        flex-wrap: wrap;
        gap: 8px;
    }
    .article-tag {
        display: inline-flex;
        align-items: center;
        gap: 4px;
        background: rgba(46, 143, 227, 0.08);
        color: var(--primary);
        font-size: 13px;
        font-weight: 500;
        padding: 4px 12px;
        border-radius: 999px;
    }
    .article-share {
        display: flex;
        align-items: center;
        gap: 8px;
        font-size: 13px;
        color: var(--text-muted);
    }
    .share-btn {
        width: 36px;
        height: 36px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        background: var(--bg);
        border: 1px solid var(--border);
        border-radius: 10px;
        font-size: 16px;
        color: var(--text-muted);
        transition: var(--transition);
    }
    .share-btn:hover {
        background: var(--primary);
        color: #fff;
        border-color: var(--primary);
    }

    /* ============ 相关推荐 ============ */
    .related-section {
        margin-bottom: 24px;
    }
    .section-head {
        display: flex;
        align-items: center;
        justify-content: space-between;
        margin-bottom: 20px;
    }
    .section-head h2 {
        font-size: 22px;
        font-weight: 600;
        margin: 0;
        color: var(--text);
        position: relative;
        padding-left: 14px;
    }
    .section-head h2::before {
        content: "";
        position: absolute;
        left: 0;
        top: 4px;
        width: 4px;
        height: 20px;
        background: var(--primary);
        border-radius: 4px;
    }
    .section-more {
        font-size: 14px;
        color: var(--primary);
        font-weight: 500;
    }
    .section-more:hover {
        color: var(--primary-dark);
    }
    .related-card {
        background: var(--card-bg);
        border-radius: var(--radius-md);
        border: 1px solid var(--border);
        box-shadow: var(--shadow-sm);
        overflow: hidden;
        display: flex;
        height: 100%;
        transition: var(--transition);
    }
    .related-card:hover {
        box-shadow: var(--shadow-md);
        transform: translateY(-4px);
        border-color: var(--primary);
    }
    .related-thumb {
        flex-shrink: 0;
        width: 140px;
        min-height: 100%;
    }
    .related-thumb img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        border-radius: 0;
    }
    .related-info {
        padding: 18px 20px;
        display: flex;
        flex-direction: column;
        flex: 1;
    }
    .related-info h3 {
        font-size: 16px;
        font-weight: 600;
        line-height: 1.5;
        margin: 0 0 8px;
        color: var(--text);
    }
    .related-info p {
        font-size: 13px;
        color: var(--text-muted);
        line-height: 1.6;
        margin: 0 0 12px;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }
    .related-meta {
        display: flex;
        align-items: center;
        gap: 10px;
        font-size: 12px;
        color: var(--text-muted);
        margin-top: auto;
    }
    .cat-tag {
        background: rgba(46, 143, 227, 0.1);
        color: var(--primary);
        font-weight: 600;
        padding: 2px 10px;
        border-radius: 999px;
        font-size: 12px;
    }

    /* ============ 返回列表 ============ */
    .back-to-list {
        text-align: center;
        margin: 36px 0 48px;
    }
    .btn-outline-primary {
        border: 1px solid var(--primary);
        color: var(--primary);
        background: transparent;
        border-radius: 999px;
        padding: 10px 28px;
        font-weight: 600;
        font-size: 14px;
        transition: var(--transition);
    }
    .btn-outline-primary:hover {
        background: rgba(46, 143, 227, 0.08);
        color: var(--primary);
        border-color: var(--primary);
        transform: translateY(-2px);
    }

    /* ============ CTA ============ */
    .article-cta {
        background: var(--primary-dark);
        border-radius: var(--radius-lg);
        padding: 56px 48px;
        text-align: center;
        position: relative;
        overflow: hidden;
        margin-bottom: 72px;
    }
    .article-cta::after {
        content: "";
        position: absolute;
        right: -60px;
        top: -60px;
        width: 200px;
        height: 200px;
        border-radius: 50%;
        background: rgba(46, 143, 227, 0.2);
    }
    .article-cta h2 {
        font-size: 24px;
        font-weight: 700;
        color: #fff;
        margin: 0 0 12px;
        position: relative;
        z-index: 1;
    }
    .article-cta p {
        color: rgba(255, 255, 255, 0.8);
        font-size: 14px;
        margin: 0 0 28px;
        position: relative;
        z-index: 1;
    }
    .cta-form {
        display: flex;
        gap: 10px;
        justify-content: center;
        flex-wrap: wrap;
        position: relative;
        z-index: 1;
        max-width: 460px;
        margin: 0 auto;
    }
    .cta-form input {
        background: rgba(255, 255, 255, 0.12);
        border: 1px solid rgba(255, 255, 255, 0.3);
        color: #fff;
        border-radius: 999px;
        padding: 12px 20px;
        font-size: 14px;
        min-width: 260px;
        outline: none;
        transition: var(--transition);
    }
    .cta-form input::placeholder {
        color: rgba(255, 255, 255, 0.6);
    }
    .cta-form input:focus {
        border-color: var(--accent);
        background: rgba(255, 255, 255, 0.18);
    }
    .btn-accent {
        background: var(--accent);
        border: none;
        color: #fff;
        border-radius: 999px;
        padding: 12px 28px;
        font-weight: 600;
        font-size: 14px;
        transition: var(--transition);
        white-space: nowrap;
    }
    .btn-accent:hover {
        background: #f07b2d;
        color: #fff;
        transform: translateY(-2px);
    }
    .btn-accent:active {
        transform: translateY(0);
    }
    .subscribe-tip {
        display: block;
        color: var(--success);
        font-size: 13px;
        margin-top: 12px;
        width: 100%;
    }

    /* ============ 页脚 ============ */
    .site-footer {
        background: var(--primary-dark);
        color: rgba(255, 255, 255, 0.85);
        padding: 56px 0 24px;
        border-top: 1px solid #1b5b96;
    }
    .site-footer .brand-text strong {
        color: #fff;
    }
    .site-footer .brand-text small {
        color: rgba(255, 255, 255, 0.5);
    }
    .site-footer .brand-icon {
        background: var(--primary);
    }
    .footer-desc {
        font-size: 13px;
        color: rgba(255, 255, 255, 0.6);
        line-height: 1.7;
        margin: 16px 0 0;
        max-width: 300px;
    }
    .footer-title {
        font-size: 15px;
        font-weight: 600;
        color: #fff;
        margin: 0 0 16px;
        position: relative;
        padding-bottom: 8px;
    }
    .footer-title::after {
        content: "";
        position: absolute;
        left: 0;
        bottom: 0;
        width: 28px;
        height: 2px;
        background: var(--primary);
        border-radius: 2px;
    }
    .footer-links {
        list-style: none;
        padding: 0;
        margin: 0;
    }
    .footer-links li {
        margin-bottom: 10px;
    }
    .footer-links a {
        color: rgba(255, 255, 255, 0.7);
        font-size: 14px;
        transition: var(--transition);
    }
    .footer-links a:hover {
        color: #fff;
        padding-left: 4px;
    }
    .footer-subscribe {
        display: flex;
        gap: 8px;
        margin-top: 8px;
    }
    .footer-subscribe input {
        background: rgba(255, 255, 255, 0.1);
        border: 1px solid rgba(255, 255, 255, 0.2);
        border-radius: 999px;
        padding: 10px 16px;
        font-size: 13px;
        color: #fff;
        flex: 1;
        min-width: 0;
        outline: none;
    }
    .footer-subscribe input::placeholder {
        color: rgba(255, 255, 255, 0.5);
    }
    .footer-subscribe .btn-accent {
        padding: 10px 20px;
        font-size: 13px;
    }
    .footer-bottom {
        border-top: 1px solid rgba(255, 255, 255, 0.1);
        margin-top: 40px;
        padding-top: 24px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 12px;
        font-size: 13px;
        color: rgba(255, 255, 255, 0.5);
    }
    .footer-social {
        display: flex;
        gap: 10px;
    }
    .footer-social a {
        width: 34px;
        height: 34px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        background: rgba(255, 255, 255, 0.08);
        border-radius: 50%;
        color: rgba(255, 255, 255, 0.7);
        transition: var(--transition);
    }
    .footer-social a:hover {
        background: var(--primary);
        color: #fff;
    }

    /* ============ 响应式 ============ */
    @media (max-width: 991px) {
        .nav-links {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--card-bg);
            flex-direction: column;
            align-items: flex-start;
            justify-content: flex-start;
            padding: 88px 28px 40px;
            border-radius: 0;
            transform: translateX(100%);
            transition: transform 0.35s ease;
            z-index: 1050;
            gap: 8px;
        }
        .nav-panel.open .nav-links {
            transform: translateX(0);
        }
        .nav-panel.open .nav-cta-btn {
            display: inline-flex;
            position: fixed;
            bottom: 40px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1051;
            min-width: 200px;
            justify-content: center;
        }
        .nav-panel.open .nav-toggle {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            background: var(--bg);
            border-radius: 50%;
            z-index: 1052;
            position: fixed;
            top: 20px;
            right: 24px;
        }
        .nav-toggle {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            background: var(--bg);
            border-radius: 50%;
        }
        .nav-links .nav-link {
            width: 100%;
            font-size: 16px;
            padding: 14px 18px;
            border-radius: var(--radius-sm);
        }
        .nav-panel {
            padding: 0 16px;
            min-height: 68px;
        }
        .article-header-card {
            padding: 28px 24px;
        }
        .article-header-card h1 {
            font-size: 24px;
        }
        .article-body-wrap {
            padding: 28px 24px;
        }
        .related-thumb {
            width: 120px;
        }
        .article-cta {
            padding: 40px 24px;
        }
        .footer-top .footer-title {
            margin-top: 20px;
        }
    }
    @media (max-width: 767px) {
        .article-breadcrumb {
            font-size: 12px;
        }
        .article-header-card {
            padding: 24px 18px;
        }
        .article-header-card h1 {
            font-size: 21px;
        }
        .article-meta {
            gap: 10px;
        }
        .article-body-wrap {
            padding: 20px 16px;
        }
        .article-content {
            font-size: 15px;
        }
        .article-content h2 {
            font-size: 19px;
        }
        .article-footer-bar {
            flex-direction: column;
            align-items: flex-start;
        }
        .related-card {
            flex-direction: column;
        }
        .related-thumb {
            width: 100%;
            height: 140px;
        }
        .related-thumb img {
            height: 100%;
            width: 100%;
            object-fit: cover;
        }
        .cta-form input {
            min-width: 100%;
        }
        .article-cta h2 {
            font-size: 20px;
            line-height: 1.4;
        }
        .footer-bottom {
            flex-direction: column;
            text-align: center;
            justify-content: center;
        }
        .footer-subscribe {
            flex-direction: column;
        }
        .footer-subscribe .btn-accent {
            width: 100%;
        }
        .nav-cta-btn {
            display: none;
        }
    }
    @media (max-width: 520px) {
        .brand-icon {
            width: 36px;
            height: 36px;
            font-size: 15px;
        }
        .brand-text strong {
            font-size: 16px;
        }
        .brand-text small {
            font-size: 9px;
        }
        .nav-panel {
            gap: 8px;
        }
        .article-breadcrumb .current {
            max-width: 160px;
        }
        .related-info h3 {
            font-size: 15px;
        }
        .article-share {
            flex-wrap: wrap;
        }
    }

/* roulang page: category2 */
:root {
            --primary: #2E8FE3;
            --primary-dark: #0F4C81;
            --accent: #FF8A3D;
            --page-bg: #F4F8FC;
            --card-bg: #FFFFFF;
            --border: #E8EFF5;
            --text-main: #1F3A57;
            --text-muted: #6B7F93;
            --success: #27AE60;
            --danger: #E74C3C;
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 10px;
            --shadow-card: 0 4px 16px rgba(15, 76, 129, 0.06);
            --shadow-hover: 0 10px 32px rgba(15, 76, 129, 0.12);
            --transition: all 0.3s ease;
            --font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            margin: 0;
            font-family: var(--font-family);
            font-size: 15px;
            line-height: 1.75;
            color: var(--text-main);
            background: var(--page-bg);
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 600;
            line-height: 1.4;
            margin: 0;
            color: var(--text-main);
        }
        p {
            margin: 0;
        }
        .container {
            max-width: 1200px;
            padding-left: 24px;
            padding-right: 24px;
        }
        @media (max-width: 767px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        /* ---------- 导航 ---------- */
        .site-header {
            background: var(--page-bg);
            padding: 16px 0 8px;
            position: relative;
            z-index: 1000;
        }
        .nav-panel {
            display: flex;
            align-items: center;
            gap: 20px;
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: 999px;
            padding: 10px 20px 10px 14px;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
        }
        .brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            text-decoration: none;
        }
        .brand-icon {
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: var(--primary);
            color: #fff;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 16px;
            letter-spacing: 0.5px;
            box-shadow: 0 4px 12px rgba(46, 143, 227, 0.25);
        }
        .brand-text {
            display: flex;
            flex-direction: column;
            line-height: 1.2;
        }
        .brand-text strong {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-main);
        }
        .brand-text small {
            font-size: 11px;
            color: var(--text-muted);
            letter-spacing: 1px;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            margin: 0;
            padding: 0;
            flex: 1;
            justify-content: center;
        }
        .nav-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            border-radius: 999px;
            background: rgba(46, 143, 227, 0.08);
            color: var(--text-main);
            font-size: 14px;
            font-weight: 500;
            transition: var(--transition);
            white-space: nowrap;
        }
        .nav-link:hover {
            background: rgba(46, 143, 227, 0.15);
            color: var(--primary);
            transform: translateY(-1px);
        }
        .nav-link.active {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 14px rgba(46, 143, 227, 0.3);
        }
        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 22px;
            border-radius: 999px;
            background: var(--accent);
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            transition: var(--transition);
            flex-shrink: 0;
            white-space: nowrap;
            border: none;
            text-decoration: none;
        }
        .nav-cta-btn:hover {
            background: #ff7a1f;
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 6px 18px rgba(255, 138, 61, 0.35);
        }
        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            border: 1px solid var(--border);
            border-radius: 12px;
            background: var(--card-bg);
            color: var(--text-main);
            font-size: 20px;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
        }
        .nav-toggle:hover {
            background: rgba(46, 143, 227, 0.08);
            border-color: var(--primary);
        }
        .mobile-drawer {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: var(--card-bg);
            z-index: 1100;
            padding: 24px;
            display: flex;
            flex-direction: column;
            transform: translateX(100%);
            transition: transform 0.35s ease;
            visibility: hidden;
        }
        .mobile-drawer.open {
            transform: translateX(0);
            visibility: visible;
        }
        .drawer-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 32px;
        }
        .drawer-close {
            width: 44px;
            height: 44px;
            border: 1px solid var(--border);
            border-radius: 12px;
            background: var(--card-bg);
            color: var(--text-main);
            font-size: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
        }
        .drawer-links {
            list-style: none;
            margin: 0 0 32px;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .drawer-link {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 14px 20px;
            border-radius: var(--radius-md);
            background: rgba(46, 143, 227, 0.06);
            color: var(--text-main);
            font-size: 16px;
            font-weight: 500;
            text-decoration: none;
            transition: var(--transition);
        }
        .drawer-link:hover {
            background: rgba(46, 143, 227, 0.12);
            color: var(--primary);
        }
        .drawer-link.active {
            background: var(--primary);
            color: #fff;
        }
        .drawer-cta {
            margin-top: auto;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 24px;
            border-radius: 999px;
            background: var(--accent);
            color: #fff;
            font-weight: 600;
            border: none;
            text-decoration: none;
            font-size: 15px;
        }
        .drawer-cta:hover {
            background: #ff7a1f;
            color: #fff;
        }
        @media (max-width: 991px) {
            .nav-links {
                display: none;
            }
            .nav-cta-btn {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
        }

        /* ---------- Hero ---------- */
        .page-hero {
            position: relative;
            min-height: 460px;
            display: flex;
            align-items: center;
            overflow: hidden;
            margin-bottom: -32px;
        }
        .hero-bg {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-size: cover;
            background-position: center;
            z-index: 0;
        }
        .hero-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, rgba(255, 255, 255, 0.92) 30%, rgba(46, 143, 227, 0.25) 100%);
            z-index: 1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            padding-top: 72px;
            padding-bottom: 72px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--primary-dark);
            color: #fff;
            padding: 6px 16px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 500;
            margin-bottom: 20px;
            box-shadow: 0 4px 14px rgba(15, 76, 129, 0.25);
        }
        .hero-badge i {
            font-size: 14px;
        }
        .page-hero h1 {
            font-size: 40px;
            font-weight: 700;
            line-height: 1.3;
            color: var(--primary-dark);
            margin-bottom: 16px;
        }
        .hero-subtitle {
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-main);
            max-width: 620px;
            margin-bottom: 32px;
        }
        .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        @media (max-width: 767px) {
            .page-hero {
                min-height: 380px;
            }
            .page-hero h1 {
                font-size: 30px;
            }
            .hero-subtitle {
                font-size: 15px;
            }
            .hero-actions {
                flex-direction: column;
                align-items: stretch;
            }
            .hero-actions .btn {
                width: 100%;
                justify-content: center;
            }
        }

        /* ---------- 分类说明卡 ---------- */
        .category-note {
            padding: 48px 0 24px;
        }
        .note-card {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            background: rgba(46, 143, 227, 0.06);
            border: 1px solid rgba(46, 143, 227, 0.15);
            border-radius: var(--radius-lg);
            padding: 24px 28px;
        }
        .note-card i {
            font-size: 24px;
            color: var(--primary);
            flex-shrink: 0;
            margin-top: 2px;
        }
        .note-card p {
            font-size: 14px;
            line-height: 1.8;
            color: var(--text-main);
        }
        @media (max-width: 767px) {
            .note-card {
                flex-direction: column;
                padding: 20px;
            }
        }

        /* ---------- 按钮 ---------- */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border-radius: 999px;
            padding: 11px 30px;
            font-size: 15px;
            font-weight: 600;
            border: none;
            transition: var(--transition);
            line-height: 1.4;
        }
        .btn-accent {
            background: var(--accent);
            color: #fff;
            box-shadow: 0 4px 14px rgba(255, 138, 61, 0.25);
        }
        .btn-accent:hover {
            background: #ff7a1f;
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 22px rgba(255, 138, 61, 0.35);
        }
        .btn-accent:active {
            transform: translateY(1px);
        }
        .btn-outline {
            background: var(--card-bg);
            color: var(--primary);
            border: 1px solid var(--primary);
        }
        .btn-outline:hover {
            background: rgba(46, 143, 227, 0.08);
            color: var(--primary-dark);
            transform: translateY(-2px);
        }
        .btn-outline:active {
            transform: translateY(1px);
        }
        .btn-sm {
            padding: 7px 18px;
            font-size: 13px;
        }
        .btn:focus-visible {
            outline: 3px solid rgba(46, 143, 227, 0.4);
            outline-offset: 2px;
        }

        /* ---------- 统计区 ---------- */
        .stat-section {
            padding: 40px 0 24px;
        }
        .stat-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .stat-item {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            padding: 28px 24px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
        }
        .stat-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .stat-num {
            font-size: 36px;
            font-weight: 700;
            color: var(--primary);
            font-variant-numeric: tabular-nums;
            line-height: 1.2;
        }
        .stat-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-main);
            margin-top: 4px;
        }
        .stat-text {
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 4px;
        }
        @media (max-width: 991px) {
            .stat-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .stat-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stat-num {
                font-size: 28px;
            }
        }

        /* ---------- 板块标题 ---------- */
        .section-head {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-head h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-main);
            position: relative;
            display: inline-block;
            padding-left: 18px;
            margin-bottom: 12px;
        }
        .section-head h2::before {
            content: "";
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 4px;
            height: 24px;
            border-radius: 999px;
            background: var(--primary);
        }
        .section-head p {
            font-size: 14px;
            color: var(--text-muted);
            max-width: 600px;
            margin: 0 auto;
        }
        @media (max-width: 767px) {
            .section-head {
                margin-bottom: 32px;
            }
            .section-head h2 {
                font-size: 22px;
            }
        }

        /* ---------- 功能卡片 ---------- */
        .feature-section {
            padding: 72px 0;
        }
        .feature-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            height: 100%;
        }
        .feature-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-6px);
            border-color: rgba(46, 143, 227, 0.3);
        }
        .feature-icon {
            width: 52px;
            height: 52px;
            border-radius: 14px;
            background: rgba(46, 143, 227, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            color: var(--primary);
            margin-bottom: 20px;
        }
        .feature-card h3 {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 10px;
        }
        .feature-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.75;
        }
        @media (max-width: 767px) {
            .feature-section {
                padding: 48px 0;
            }
        }

        /* ---------- 近期直播场次 ---------- */
        .schedule-section {
            padding: 72px 0;
            background: var(--card-bg);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .schedule-card {
            display: flex;
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            height: 100%;
        }
        .schedule-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: rgba(46, 143, 227, 0.25);
        }
        .schedule-cover {
            width: 200px;
            flex-shrink: 0;
            overflow: hidden;
            position: relative;
        }
        .schedule-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .schedule-cover::after {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, rgba(15, 76, 129, 0.08), transparent 40%);
        }
        .schedule-info {
            padding: 20px 24px;
            display: flex;
            flex-direction: column;
            gap: 6px;
            flex: 1;
        }
        .schedule-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
            margin-bottom: 2px;
        }
        .schedule-date {
            font-size: 13px;
            color: var(--text-muted);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .schedule-date i {
            color: var(--primary);
        }
        .schedule-tag {
            display: inline-flex;
            align-items: center;
            padding: 3px 12px;
            border-radius: 999px;
            background: rgba(46, 143, 227, 0.08);
            color: var(--primary);
            font-size: 12px;
            font-weight: 500;
        }
        .schedule-card h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.4;
        }
        .schedule-card p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .schedule-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-top: auto;
            padding-top: 8px;
        }
        .schedule-status {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 13px;
            font-weight: 500;
        }
        .status-soon {
            color: var(--accent);
        }
        .status-open {
            color: var(--success);
        }
        .status-wait {
            color: var(--text-muted);
        }
        .schedule-status i {
            font-size: 16px;
        }
        @media (max-width: 767px) {
            .schedule-section {
                padding: 48px 0;
            }
            .schedule-card {
                flex-direction: column;
            }
            .schedule-cover {
                width: 100%;
                height: 180px;
            }
        }

        /* ---------- 适用场景 ---------- */
        .scenario-section {
            padding: 72px 0;
        }
        .scenario-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            height: 100%;
        }
        .scenario-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-6px);
            border-color: rgba(255, 138, 61, 0.3);
        }
        .scenario-icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(255, 138, 61, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            color: var(--accent);
            margin: 0 auto 20px;
        }
        .scenario-card h3 {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 10px;
        }
        .scenario-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.75;
        }
        @media (max-width: 767px) {
            .scenario-section {
                padding: 48px 0;
            }
        }

        /* ---------- 使用流程 ---------- */
        .process-section {
            padding: 72px 0;
            background: var(--primary-dark);
            position: relative;
            overflow: hidden;
        }
        .process-section::before {
            content: "";
            position: absolute;
            top: -80px;
            right: -80px;
            width: 260px;
            height: 260px;
            border-radius: 50%;
            background: rgba(46, 143, 227, 0.15);
        }
        .process-section .section-head h2 {
            color: #fff;
        }
        .process-section .section-head h2::before {
            background: var(--accent);
        }
        .process-section .section-head p {
            color: rgba(255, 255, 255, 0.7);
        }
        .process-step {
            position: relative;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            height: 100%;
            backdrop-filter: blur(4px);
            transition: var(--transition);
        }
        .process-step:hover {
            background: rgba(255, 255, 255, 0.12);
            transform: translateY(-4px);
        }
        .step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--accent);
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 16px;
        }
        .process-step h3 {
            font-size: 17px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 8px;
        }
        .process-step p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.7;
        }
        .process-arrow {
            display: none;
        }
        @media (max-width: 767px) {
            .process-section {
                padding: 48px 0;
            }
        }

        /* ---------- FAQ ---------- */
        .faq-section {
            padding: 72px 0;
        }
        .faq-section .accordion {
            max-width: 860px;
            margin: 0 auto;
        }
        .faq-section .accordion-item {
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            box-shadow: var(--shadow-card);
            background: var(--card-bg);
        }
        .faq-section .accordion-button {
            background: var(--card-bg);
            color: var(--text-main);
            font-weight: 600;
            font-size: 15px;
            padding: 18px 24px;
            box-shadow: none;
            gap: 12px;
            text-align: left;
        }
        .faq-section .accordion-button::after {
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%232E8FE3' class='bi bi-chevron-down' viewBox='0 0 16 16'%3E%3Cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3E%3C/svg%3E");
            transition: transform 0.3s ease;
        }
        .faq-section .accordion-button:not(.collapsed) {
            background: rgba(46, 143, 227, 0.06);
            color: var(--primary);
        }
        .faq-section .accordion-button:not(.collapsed)::after {
            transform: rotate(180deg);
        }
        .faq-section .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(46, 143, 227, 0.2);
            border-color: var(--primary);
        }
        .faq-section .accordion-body {
            padding: 8px 24px 20px;
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.75;
            border-top: 1px solid var(--border);
        }
        .faq-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: rgba(46, 143, 227, 0.1);
            color: var(--primary);
            font-size: 13px;
            flex-shrink: 0;
        }
        @media (max-width: 767px) {
            .faq-section {
                padding: 48px 0;
            }
        }

        /* ---------- CTA ---------- */
        .cta-section {
            padding: 24px 0 72px;
        }
        .cta-card {
            position: relative;
            background: linear-gradient(135deg, var(--primary-dark) 0%, #1a5c9e 100%);
            border-radius: 20px;
            padding: 56px 48px;
            text-align: center;
            overflow: hidden;
        }
        .cta-card::before {
            content: "";
            position: absolute;
            top: -100px;
            right: -100px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(46, 143, 227, 0.3);
        }
        .cta-card::after {
            content: "";
            position: absolute;
            bottom: -120px;
            left: -80px;
            width: 260px;
            height: 260px;
            border-radius: 50%;
            background: rgba(255, 138, 61, 0.15);
        }
        .cta-card h2 {
            font-size: 26px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            position: relative;
            z-index: 2;
        }
        .cta-card p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 32px;
            position: relative;
            z-index: 2;
        }
        .cta-card .btn {
            position: relative;
            z-index: 2;
        }
        @media (max-width: 767px) {
            .cta-section {
                padding: 24px 0 48px;
            }
            .cta-card {
                padding: 40px 24px;
            }
            .cta-card h2 {
                font-size: 21px;
            }
        }

        /* ---------- 页脚 ---------- */
        .site-footer {
            background: var(--primary-dark);
            padding: 56px 0 0;
            color: rgba(255, 255, 255, 0.8);
        }
        .footer-top {
            padding-bottom: 40px;
        }
        .footer-brand .brand {
            margin-bottom: 16px;
        }
        .footer-brand .brand-text strong {
            color: #fff;
        }
        .footer-brand .brand-text small {
            color: rgba(255, 255, 255, 0.6);
        }
        .footer-brand .brand-icon {
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
        }
        .footer-desc {
            font-size: 13px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
            max-width: 260px;
        }
        .footer-title {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
            position: relative;
            padding-bottom: 8px;
        }
        .footer-title::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 24px;
            height: 2px;
            background: var(--accent);
            border-radius: 999px;
        }
        .footer-links {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 14px;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: #fff;
            padding-left: 4px;
        }
        .footer-subscribe {
            display: flex;
            gap: 8px;
            margin-top: 4px;
        }
        .footer-subscribe input {
            flex: 1;
            min-height: 42px;
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 999px;
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            padding: 8px 16px;
            font-size: 14px;
            outline: none;
            transition: var(--transition);
        }
        .footer-subscribe input::placeholder {
            color: rgba(255, 255, 255, 0.4);
        }
        .footer-subscribe input:focus {
            border-color: var(--primary);
            background: rgba(255, 255, 255, 0.12);
        }
        .footer-subscribe .btn {
            padding: 8px 20px;
            font-size: 14px;
            flex-shrink: 0;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 20px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-social {
            display: flex;
            gap: 8px;
        }
        .footer-social a {
            width: 34px;
            height: 34px;
            border-radius: 8px;
            background: rgba(255, 255, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, 0.7);
            font-size: 15px;
            transition: var(--transition);
        }
        .footer-social a:hover {
            background: var(--primary);
            color: #fff;
        }
        @media (max-width: 767px) {
            .site-footer {
                padding-top: 40px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #2E8FE3;
            --primary-dark: #0F4C81;
            --accent: #FF8A3D;
            --bg-soft: #F4F8FC;
            --card-bg: #FFFFFF;
            --border: #E8EFF5;
            --text-main: #1F3A57;
            --text-muted: #6B7F93;
            --success: #27AE60;
            --danger: #E74C3C;
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 10px;
            --radius-round: 999px;
            --shadow-card: 0 4px 16px rgba(15, 76, 129, 0.06);
            --shadow-hover: 0 10px 32px rgba(15, 76, 129, 0.12);
            --font-stack: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-stack);
            background: var(--bg-soft);
            color: var(--text-main);
            font-size: 15px;
            line-height: 1.75;
            margin: 0;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color .2s ease;
        }
        a:hover {
            color: var(--primary-dark);
        }
        button,
        input {
            font-family: inherit;
        }
        .container {
            max-width: 1200px;
        }
        section {
            scroll-margin-top: 24px;
        }
        /* ===== 导航 ===== */
        .site-header {
            background: var(--bg-soft);
            padding: 16px 0 0;
        }
        .nav-panel {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            min-height: 72px;
            padding: 10px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            position: relative;
        }
        .brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .brand-icon {
            width: 42px;
            height: 42px;
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius-md);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 17px;
            letter-spacing: .5px;
            box-shadow: 0 4px 12px rgba(46, 143, 227, 0.25);
        }
        .brand-text {
            display: inline-flex;
            flex-direction: column;
            line-height: 1.2;
        }
        .brand-text strong {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
        }
        .brand-text small {
            font-size: 12px;
            font-weight: 500;
            color: var(--primary);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 8px;
            margin: 0;
            padding: 0;
            list-style: none;
        }
        .nav-links .nav-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(46, 143, 227, 0.08);
            border-radius: var(--radius-round);
            padding: 9px 18px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-main);
            border: 1px solid transparent;
            transition: all .2s ease;
        }
        .nav-links .nav-link i {
            font-size: 15px;
        }
        .nav-links .nav-link:hover {
            background: rgba(46, 143, 227, 0.15);
            color: var(--primary);
            border-color: rgba(46, 143, 227, 0.25);
        }
        .nav-links .nav-link.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            box-shadow: 0 4px 12px rgba(46, 143, 227, 0.3);
        }
        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--accent);
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            border-radius: var(--radius-round);
            padding: 11px 22px;
            border: none;
            white-space: nowrap;
            transition: all .2s ease;
        }
        .nav-cta-btn:hover {
            background: #ff7a22;
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 6px 18px rgba(255, 138, 61, 0.35);
        }
        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            background: var(--card-bg);
            color: var(--text-main);
            font-size: 22px;
            align-items: center;
            justify-content: center;
            cursor: pointer;
        }
        /* ===== Hero ===== */
        .category-hero {
            position: relative;
            min-height: 430px;
            display: flex;
            align-items: center;
            background: linear-gradient(90deg, rgba(244, 248, 252, 0.97) 0%, rgba(244, 248, 252, 0.92) 45%, rgba(244, 248, 252, 0.78) 100%), url('/assets/images/backpic/back-1.webp') center center / cover no-repeat;
            border-bottom: 1px solid var(--border);
        }
        .category-hero .hero-inner {
            padding: 64px 0;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--primary-dark);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            padding: 7px 16px;
            border-radius: var(--radius-round);
            margin-bottom: 22px;
        }
        .hero-badge i {
            font-size: 14px;
        }
        .hero-title {
            font-size: 36px;
            font-weight: 700;
            line-height: 1.3;
            color: var(--text-main);
            margin: 0 0 14px;
        }
        .hero-subtitle {
            font-size: 22px;
            font-weight: 600;
            color: var(--primary-dark);
            margin: 0 0 12px;
        }
        .hero-desc {
            font-size: 15px;
            color: var(--text-muted);
            max-width: 620px;
            margin: 0 0 28px;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }
        /* ===== 按钮 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            font-size: 15px;
            padding: 11px 28px;
            border-radius: var(--radius-round);
            border: 1px solid transparent;
            transition: all .2s ease;
            line-height: 1.5;
            cursor: pointer;
        }
        .btn-accent {
            background: var(--accent);
            color: #fff;
            border-color: var(--accent);
        }
        .btn-accent:hover {
            background: #ff7a22;
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 22px rgba(255, 138, 61, 0.3);
        }
        .btn-accent:active {
            transform: translateY(0);
        }
        .btn-outline-primary {
            background: #fff;
            color: var(--primary);
            border-color: var(--primary);
        }
        .btn-outline-primary:hover {
            background: rgba(46, 143, 227, 0.08);
            color: var(--primary-dark);
            border-color: var(--primary-dark);
        }
        .btn-sm {
            font-size: 13px;
            padding: 8px 20px;
        }
        /* ===== 通用区块 ===== */
        .section {
            padding: 72px 0;
        }
        .section-head {
            margin-bottom: 36px;
        }
        .section-head h2 {
            font-size: 26px;
            font-weight: 600;
            line-height: 1.4;
            margin: 0 0 8px;
            position: relative;
            padding-left: 16px;
        }
        .section-head h2::before {
            content: '';
            position: absolute;
            left: 0;
            top: 4px;
            bottom: 4px;
            width: 4px;
            border-radius: 2px;
            background: var(--primary);
        }
        .section-head p {
            font-size: 14px;
            color: var(--text-muted);
            margin: 0;
        }
        /* ===== 统计卡 ===== */
        .stats-row {
            margin-bottom: 32px;
        }
        .stat-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: all .25s ease;
            height: 100%;
        }
        .stat-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .stat-card strong {
            display: block;
            font-size: 30px;
            font-weight: 700;
            color: var(--primary-dark);
            font-variant-numeric: tabular-nums;
            line-height: 1.2;
        }
        .stat-card span {
            display: block;
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 8px;
        }
        /* ===== 卖点卡 ===== */
        .feature-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 30px 24px;
            box-shadow: var(--shadow-card);
            transition: all .25s ease;
            height: 100%;
        }
        .feature-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .feature-icon {
            width: 48px;
            height: 48px;
            background: rgba(46, 143, 227, 0.1);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--primary);
            margin-bottom: 16px;
        }
        .feature-card h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-main);
            margin: 0 0 10px;
        }
        .feature-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            margin: 0;
        }
        /* ===== 回放卡片 ===== */
        .replay-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all .25s ease;
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .replay-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: rgba(46, 143, 227, 0.3);
        }
        .replay-cover {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--bg-soft);
        }
        .replay-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .3s ease;
        }
        .replay-card:hover .replay-cover img {
            transform: scale(1.04);
        }
        .card-status {
            position: absolute;
            top: 12px;
            right: 12px;
            background: var(--success);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: var(--radius-round);
            box-shadow: 0 2px 8px rgba(39, 174, 96, 0.3);
        }
        .replay-body {
            padding: 22px 20px 20px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .replay-body h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-main);
            margin: 0 0 10px;
            line-height: 1.45;
        }
        .replay-body p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.65;
            margin: 0 0 16px;
            flex: 1;
        }
        .replay-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 16px;
            padding-top: 12px;
            border-top: 1px solid var(--border);
        }
        .replay-meta i {
            color: var(--primary);
            margin-right: 3px;
        }
        .replay-body .btn {
            align-self: flex-start;
        }
        /* ===== 场景卡 ===== */
        .scenario-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            box-shadow: var(--shadow-card);
            transition: all .25s ease;
            height: 100%;
            display: flex;
            gap: 16px;
        }
        .scenario-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .scenario-index {
            width: 40px;
            height: 40px;
            flex-shrink: 0;
            background: rgba(46, 143, 227, 0.1);
            color: var(--primary);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 15px;
        }
        .scenario-card h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            margin: 0 0 6px;
        }
        .scenario-card p {
            font-size: 14px;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.7;
        }
        /* ===== 说明卡 + 流程 ===== */
        .info-process-wrap {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            padding: 40px;
        }
        .info-card {
            background: rgba(46, 143, 227, 0.07);
            border: 1px solid rgba(46, 143, 227, 0.15);
            border-radius: var(--radius-md);
            padding: 24px;
            height: 100%;
        }
        .info-card h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--primary-dark);
            margin: 0 0 12px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .info-card h3 i {
            color: var(--primary);
            font-size: 20px;
        }
        .info-card p {
            font-size: 14px;
            color: var(--text-main);
            line-height: 1.8;
            margin: 0;
        }
        .process-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .process-item {
            display: flex;
            gap: 16px;
            align-items: flex-start;
        }
        .process-num {
            width: 36px;
            height: 36px;
            flex-shrink: 0;
            background: var(--primary);
            color: #fff;
            font-size: 14px;
            font-weight: 700;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .process-cnt h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
            margin: 0 0 4px;
        }
        .process-cnt p {
            font-size: 14px;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.6;
        }
        .divider-lg {
            border: none;
            border-top: 1px solid var(--border);
            margin: 36px 0 0;
        }
        /* ===== 标签 ===== */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin: 0;
            padding: 0;
            list-style: none;
        }
        .tag-cloud .tag-item {
            display: inline-block;
            background: var(--card-bg);
            border: 1px solid var(--border);
            color: var(--text-muted);
            font-size: 13px;
            line-height: 1;
            padding: 10px 18px;
            border-radius: var(--radius-round);
            transition: all .2s ease;
            cursor: default;
        }
        .tag-cloud .tag-item:hover {
            background: rgba(46, 143, 227, 0.08);
            border-color: rgba(46, 143, 227, 0.3);
            color: var(--primary);
        }
        /* ===== FAQ ===== */
        .custom-accordion {
            max-width: 860px;
            margin: 0 auto;
        }
        .custom-accordion .accordion-item {
            background: var(--card-bg);
            border: 1px solid var(--border) !important;
            border-radius: var(--radius-md) !important;
            margin-bottom: 14px;
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }
        .custom-accordion .accordion-button {
            background: var(--card-bg);
            color: var(--text-main);
            font-size: 16px;
            font-weight: 600;
            padding: 20px 24px;
            box-shadow: none;
            border: none;
            position: relative;
        }
        .custom-accordion .accordion-button:not(.collapsed) {
            background: rgba(46, 143, 227, 0.05);
            color: var(--primary-dark);
        }
        .custom-accordion .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(46, 143, 227, 0.15);
        }
        .custom-accordion .accordion-button::after {
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%232E8FE3'%3E%3Cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3E%3C/svg%3E");
            transition: transform .25s ease;
        }
        .custom-accordion .accordion-body {
            padding: 4px 24px 22px;
            color: var(--text-muted);
            font-size: 15px;
            line-height: 1.8;
            border-top: 1px solid rgba(232, 239, 245, 0.6);
        }
        .faq-q-icon {
            width: 26px;
            height: 26px;
            flex-shrink: 0;
            background: rgba(46, 143, 227, 0.1);
            color: var(--primary);
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 700;
            margin-right: 10px;
        }
        /* ===== CTA ===== */
        .cta-section {
            padding: 40px 0 72px;
        }
        .cta-panel {
            background: var(--primary-dark);
            border-radius: var(--radius-lg);
            padding: 56px 48px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .cta-panel::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            background: rgba(46, 143, 227, 0.25);
            border-radius: 50%;
        }
        .cta-panel h2 {
            font-size: 24px;
            font-weight: 700;
            margin: 0 0 10px;
            position: relative;
        }
        .cta-panel p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.8);
            margin: 0 auto 30px;
            max-width: 400px;
            position: relative;
        }
        .subscribe-form {
            display: flex;
            justify-content: center;
            gap: 10px;
            flex-wrap: wrap;
            max-width: 480px;
            margin: 0 auto 12px;
            position: relative;
        }
        .subscribe-form input {
            flex: 1;
            min-width: 220px;
            height: 46px;
            border: none;
            border-radius: var(--radius-round);
            padding: 0 20px;
            font-size: 14px;
            background: #fff;
            color: var(--text-main);
            box-shadow: inset 0 2px 6px rgba(0, 0, 0, 0.08);
            outline: none;
        }
        .subscribe-form input:focus {
            box-shadow: 0 0 0 3px rgba(46, 143, 227, 0.4);
        }
        .subscribe-tip {
            color: #A6E3C1 !important;
            font-size: 13px !important;
            margin-top: 10px !important;
        }
        .btn-subscribed {
            background: var(--success) !important;
            border-color: var(--success) !important;
        }
        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--primary-dark);
            color: #fff;
            padding: 60px 0 0;
            margin-top: 24px;
        }
        .footer-top {
            padding-bottom: 40px;
        }
        .site-footer .brand-text strong {
            color: #fff;
        }
        .site-footer .brand-text small {
            color: rgba(255, 255, 255, 0.7);
        }
        .site-footer .brand-icon {
            background: var(--primary);
        }
        .footer-desc {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.8;
            margin: 16px 0 0;
            max-width: 260px;
        }
        .footer-title {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin: 0 0 18px;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 12px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 14px;
            transition: color .2s ease;
        }
        .footer-links a:hover {
            color: #fff;
        }
        .footer-subscribe {
            display: flex;
            gap: 8px;
            max-width: 320px;
        }
        .footer-subscribe input {
            flex: 1;
            min-width: 0;
            height: 42px;
            border: 1px solid rgba(255, 255, 255, 0.15);
            background: rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-round);
            padding: 0 16px;
            font-size: 13px;
            color: #fff;
            outline: none;
        }
        .footer-subscribe input::placeholder {
            color: rgba(255, 255, 255, 0.45);
        }
        .footer-subscribe input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(46, 143, 227, 0.25);
        }
        .footer-subscribe .btn {
            padding: 0 20px;
            height: 42px;
            font-size: 14px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding: 22px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 10px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-social {
            display: flex;
            gap: 8px;
        }
        .footer-social a {
            width: 36px;
            height: 36px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            color: rgba(255, 255, 255, 0.7);
            font-size: 16px;
            transition: all .2s ease;
        }
        .footer-social a:hover {
            background: var(--primary);
            color: #fff;
        }
        /* ===== 响应式 ===== */
        @media (max-width: 991px) {
            .nav-links,
            .nav-cta-btn {
                display: none;
            }
            .nav-toggle {
                display: inline-flex;
            }
            .nav-panel.menu-open {
                background: transparent;
                box-shadow: none;
                border-color: transparent;
            }
            .nav-panel.menu-open .nav-links {
                display: flex;
                flex-direction: column;
                gap: 12px;
                position: fixed;
                inset: 0;
                z-index: 1050;
                background: #fff;
                padding: 100px 24px 24px;
                margin: 0;
                border-radius: 0;
                overflow-y: auto;
            }
            .nav-panel.menu-open .nav-links .nav-link {
                padding: 16px 20px;
                font-size: 16px;
                border-radius: var(--radius-md);
                justify-content: flex-start;
            }
            .nav-panel.menu-open .nav-cta-btn {
                display: inline-flex;
                position: fixed;
                bottom: 28px;
                left: 50%;
                transform: translateX(-50%);
                z-index: 1051;
                width: calc(100% - 48px);
                justify-content: center;
                padding: 14px 20px;
            }
            .nav-panel.menu-open .nav-toggle {
                position: fixed;
                top: 22px;
                right: 20px;
                z-index: 1052;
                background: #fff;
            }
            .section {
                padding: 56px 0;
            }
            .cta-panel {
                padding: 40px 28px;
            }
        }
        @media (max-width: 767px) {
            .category-hero {
                min-height: 360px;
            }
            .category-hero .hero-inner {
                padding: 44px 0;
            }
            .hero-title {
                font-size: 28px;
            }
            .hero-subtitle {
                font-size: 18px;
            }
            .section-head h2 {
                font-size: 22px;
            }
            .section-head p {
                font-size: 13px;
            }
            .info-process-wrap {
                padding: 24px 20px;
            }
            .cta-section {
                padding: 32px 0 48px;
            }
            .cta-panel h2 {
                font-size: 20px;
            }
            .subscribe-form {
                flex-direction: column;
            }
            .subscribe-form input {
                width: 100%;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .stats-row .col-6 {
                margin-bottom: 16px;
            }
        }
        @media (min-width: 768px) and (max-width: 991px) {
            .nav-panel {
                padding: 10px 14px;
            }
            .nav-panel .nav-cta-btn {
                font-size: 13px;
                padding: 9px 14px;
            }
        }