:root {
        --primary: #e8214b;
        --primary-light: #ff6b8b;
        --bg-light: #fff5f6;
        --text-main: #1a1a1a;
        --text-muted: #666;
        --card-bg: #ffffff;
        --border-radius: 12px;
        --transition: all 0.3s ease;
    }

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

    body {
        font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
        color: var(--text-main);
        background-color: var(--bg-light);
        line-height: 1.6;
        overflow-x: hidden;
    }

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

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

    /* 响应式基础 */
    .container {
        width: 100%;
        max-width: 1200px;
        margin: 0 auto;
        padding: 0 16px;
    }

    /* 头部导航 */
    .site-header {
        background-color: rgba(255, 255, 255, 0.95);
        backdrop-filter: blur(10px);
        position: sticky;
        top: 0;
        z-index: 100;
        border-bottom: 1px solid rgba(232, 33, 75, 0.1);
    }

    .header-inner {
        display: flex;
        align-items: center;
        justify-content: space-between;
        height: 64px;
    }

    .brand {
        display: flex;
        align-items: center;
        gap: 10px;
        font-size: 1.25rem;
        font-weight: 700;
        color: var(--primary);
    }

    .brand img {
        height: 32px;
        width: auto;
        border-radius: 6px;
    }

    .nav-menu {
        display: none;
        list-style: none;
        gap: 20px;
    }

    .nav-menu li a {
        font-size: 0.95rem;
        font-weight: 500;
        color: var(--text-main);
        transition: var(--transition);
        padding: 4px 0;
        position: relative;
    }

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

    .nav-menu li a::after {
        content: '';
        position: absolute;
        bottom: 0;
        left: 0;
        width: 0;
        height: 2px;
        background-color: var(--primary);
        transition: var(--transition);
        border-radius: 2px;
    }

    .nav-menu li a:hover::after {
        width: 100%;
    }

    .mobile-menu-btn {
        display: block;
        background: none;
        border: none;
        font-size: 1.5rem;
        color: var(--text-main);
        cursor: pointer;
        padding: 8px;
    }

    /* 移动端折叠菜单 */
    .mobile-nav {
        display: none;
        position: absolute;
        top: 64px;
        left: 0;
        width: 100%;
        background: #fff;
        flex-direction: column;
        padding: 16px;
        box-shadow: 0 4px 12px rgba(0,0,0,0.1);
        border-bottom: 1px solid #eee;
    }
    
    .mobile-nav.active {
        display: flex;
    }

    .mobile-nav a {
        padding: 12px;
        border-bottom: 1px solid #f0f0f0;
        font-weight: 500;
    }

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

    /* 首屏 */
    .hero {
        padding: 40px 0 20px;
        position: relative;
        overflow: hidden;
    }

    .hero-content {
        display: flex;
        flex-direction: column;
        gap: 24px;
        align-items: center;
        text-align: center;
    }

    .hero-text h1 {
        font-size: 2rem;
        font-weight: 800;
        line-height: 1.3;
        color: var(--text-main);
        margin-bottom: 12px;
    }

    .hero-text h1 span {
        color: var(--primary);
    }

    .hero-desc {
        font-size: 1rem;
        color: var(--text-muted);
        max-width: 600px;
        margin: 0 auto 20px;
    }

    .download-group {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 12px;
        margin-bottom: 24px;
    }

    .btn-download {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        padding: 10px 20px;
        border-radius: 30px;
        font-weight: 600;
        font-size: 0.95rem;
        color: #fff;
        transition: var(--transition);
        border: none;
        cursor: pointer;
    }

    .btn-download:hover {
        transform: translateY(-2px);
        box-shadow: 0 4px 12px rgba(232, 33, 75, 0.3);
    }

    .btn-android { background: #3ddc84; color: #000; }
    .btn-ios { background: #000; color: #fff; }
    .btn-web { background: #007aff; color: #fff; }
    .btn-harmony { background: #00a0e9; color: #fff; }

    .hero-image {
        width: 100%;
        max-width: 500px;
        border-radius: var(--border-radius);
        box-shadow: 0 8px 24px rgba(0,0,0,0.1);
        overflow: hidden;
    }

    .hero-image img {
        width: 100%;
        height: auto;
        object-fit: cover;
    }

    /* 跑马灯 */
    .marquee-container {
        width: 100%;
        overflow: hidden;
        background: linear-gradient(90deg, #e8214b, #ff6b8b);
        padding: 12px 0;
        position: relative;
    }

    .marquee-track {
        display: inline-block;
        white-space: nowrap;
        animation: marquee 20s linear infinite;
        font-size: 0.95rem;
        font-weight: 700;
        color: #fff;
        text-shadow: 0 1px 2px rgba(0,0,0,0.2);
    }

    .marquee-track span {
        margin-right: 40px;
    }

    @keyframes marquee {
        0% { transform: translateX(0); }
        100% { transform: translateX(-50%); }
    }

    /* 通用板块样式 */
    .section-block {
        padding: 48px 0;
    }

    .section-title {
        font-size: 1.75rem;
        font-weight: 800;
        margin-bottom: 12px;
        text-align: center;
        color: var(--text-main);
    }

    .section-subtitle {
        text-align: center;
        color: var(--text-muted);
        margin-bottom: 32px;
        font-size: 0.95rem;
    }

    /* 今日上新 */
    .today-new {
        background: #fff9f9;
    }

    .today-grid {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
        gap: 16px;
    }

    .poster-card {
        background: var(--card-bg);
        border-radius: var(--border-radius);
        overflow: hidden;
        box-shadow: 0 2px 8px rgba(0,0,0,0.05);
        transition: var(--transition);
        border: 1px solid #f0f0f0;
    }

    .poster-card:hover {
        transform: translateY(-4px);
        box-shadow: 0 8px 20px rgba(0,0,0,0.1);
    }

    .poster-card img {
        width: 100%;
        aspect-ratio: 3/4;
        object-fit: cover;
    }

    .poster-info {
        padding: 12px;
    }

    .poster-info h3 {
        font-size: 0.95rem;
        font-weight: 700;
        margin-bottom: 4px;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .poster-tag {
        display: inline-block;
        font-size: 0.75rem;
        color: var(--primary);
        background: rgba(232, 33, 75, 0.1);
        padding: 2px 8px;
        border-radius: 4px;
    }

    .poster-date {
        font-size: 0.75rem;
        color: var(--text-muted);
        margin-top: 6px;
        display: block;
    }

    /* 本周排播表 */
    .schedule-section {
        background: #f4f7ff;
        padding: 48px 0;
    }

    .timeline {
        position: relative;
        padding-left: 20px;
        border-left: 2px solid #c0d0ff;
        margin-top: 20px;
    }

    .timeline-item {
        position: relative;
        margin-bottom: 24px;
        padding-left: 16px;
    }

    .timeline-item::before {
        content: '';
        position: absolute;
        left: -25px;
        top: 4px;
        width: 10px;
        height: 10px;
        border-radius: 50%;
        background: #4a72ff;
        border: 2px solid #fff;
        box-shadow: 0 0 0 2px #4a72ff;
    }

    .timeline-time {
        font-weight: 700;
        color: #4a72ff;
        font-size: 0.9rem;
        margin-bottom: 4px;
    }

    .timeline-title {
        font-weight: 600;
        font-size: 1rem;
        margin-bottom: 4px;
    }

    .timeline-desc {
        font-size: 0.85rem;
        color: var(--text-muted);
    }

    /* 飙升热榜 */
    .hot-ranking {
        background: #fff0f2;
    }

    .rank-list {
        display: flex;
        flex-direction: column;
        gap: 12px;
        max-width: 800px;
        margin: 0 auto;
    }

    .rank-item {
        display: flex;
        align-items: center;
        background: #fff;
        padding: 12px 16px;
        border-radius: 50px;
        box-shadow: 0 2px 6px rgba(0,0,0,0.03);
        transition: var(--transition);
    }

    .rank-item:hover {
        background: #fff5f7;
    }

    .rank-num {
        width: 28px;
        height: 28px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-weight: 800;
        color: #fff;
        border-radius: 50%;
        margin-right: 16px;
        font-size: 0.85rem;
        flex-shrink: 0;
    }

    .rank-num.top1 { background: #ff2a2a; }
    .rank-num.top2 { background: #ff7a00; }
    .rank-num.top3 { background: #ffb800; }
    .rank-num.other { background: #ccc; color: #666; }

    .rank-title {
        font-weight: 600;
        font-size: 0.95rem;
    }

    .rank-tag {
        margin-left: auto;
        font-size: 0.75rem;
        color: var(--text-muted);
        background: #f0f0f0;
        padding: 4px 10px;
        border-radius: 20px;
    }

    /* 魔改投稿 */
    .submit-section {
        background: #f2fcf5;
    }

    .submit-layout {
        display: flex;
        flex-direction: column;
        gap: 24px;
    }

    .submit-text {
        flex: 1;
    }

    .submit-text h3 {
        font-size: 1.2rem;
        margin-bottom: 12px;
        color: #1a8a4a;
    }

    .submit-text p {
        font-size: 0.95rem;
        color: var(--text-muted);
        margin-bottom: 16px;
    }

    .submit-steps {
        list-style: none;
        margin-bottom: 20px;
    }

    .submit-steps li {
        padding: 8px 0;
        border-bottom: 1px dashed #cce5d4;
        font-size: 0.9rem;
        display: flex;
        align-items: center;
    }

    .submit-steps li span {
        display: inline-block;
        width: 22px;
        height: 22px;
        background: #1a8a4a;
        color: #fff;
        border-radius: 50%;
        text-align: center;
        line-height: 22px;
        font-size: 0.75rem;
        font-weight: 700;
        margin-right: 10px;
        flex-shrink: 0;
    }

    .submit-image {
        flex: 1;
        border-radius: var(--border-radius);
        overflow: hidden;
        box-shadow: 0 4px 12px rgba(0,0,0,0.08);
    }

    /* 用户神评墙 */
    .review-wall {
        background: #f8f6ff;
    }

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

    .review-card {
        background: #fff;
        padding: 16px;
        border-radius: var(--border-radius);
        box-shadow: 0 2px 8px rgba(0,0,0,0.04);
        border-left: 4px solid #8c52ff;
    }

    .review-header {
        display: flex;
        align-items: center;
        gap: 10px;
        margin-bottom: 10px;
    }

    .review-header img {
        width: 36px;
        height: 36px;
        border-radius: 50%;
        object-fit: cover;
    }

    .review-user {
        font-weight: 600;
        font-size: 0.9rem;
    }

    .review-text {
        font-size: 0.9rem;
        color: var(--text-muted);
        line-height: 1.5;
    }

    /* 未成年人保护 & 意见反馈 */
    .faq-section {
        background: #fffbf0;
    }

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

    .faq-item {
        background: #fff;
        border-radius: var(--border-radius);
        padding: 16px 20px;
        box-shadow: 0 2px 6px rgba(0,0,0,0.03);
        border: 1px solid #f0e5d0;
    }

    .faq-q {
        font-weight: 700;
        font-size: 0.95rem;
        color: #d48c00;
        margin-bottom: 8px;
        display: flex;
        align-items: flex-start;
    }

    .faq-q::before {
        content: 'Q';
        display: inline-block;
        width: 20px;
        height: 20px;
        background: #d48c00;
        color: #fff;
        font-size: 0.7rem;
        text-align: center;
        line-height: 20px;
        border-radius: 4px;
        margin-right: 8px;
        flex-shrink: 0;
    }

    .faq-a {
        font-size: 0.85rem;
        color: var(--text-muted);
        display: flex;
        align-items: flex-start;
    }

    .faq-a::before {
        content: 'A';
        display: inline-block;
        width: 20px;
        height: 20px;
        background: #e5e5e5;
        color: var(--text-muted);
        font-size: 0.7rem;
        text-align: center;
        line-height: 20px;
        border-radius: 4px;
        margin-right: 8px;
        flex-shrink: 0;
    }

    /* 下载专区 */
    .download-section {
        background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
        color: #fff;
        padding: 48px 0;
    }

    .download-section .section-title {
        color: #fff;
    }

    .download-section .section-subtitle {
        color: #aaa;
    }

    .download-buttons {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 16px;
        margin-bottom: 32px;
    }

    .download-buttons .btn-download {
        padding: 12px 28px;
        font-size: 1rem;
    }

    .install-steps {
        max-width: 600px;
        margin: 0 auto;
        background: rgba(255,255,255,0.05);
        padding: 24px;
        border-radius: var(--border-radius);
        border: 1px solid rgba(255,255,255,0.1);
    }

    .install-steps h3 {
        font-size: 1.1rem;
        margin-bottom: 16px;
        text-align: center;
        color: #ff6b8b;
    }

    .install-steps ol {
        padding-left: 20px;
        color: #ccc;
        font-size: 0.9rem;
    }

    .install-steps li {
        margin-bottom: 8px;
    }

    /* 浮动下载窗口 */
    .floating-download {
        position: fixed;
        bottom: 20px;
        left: 50%;
        transform: translateX(-50%);
        z-index: 999;
        background: #fff;
        border-radius: 50px;
        box-shadow: 0 4px 20px rgba(232, 33, 75, 0.3);
        display: flex;
        align-items: center;
        gap: 8px;
        padding: 8px 20px 8px 8px;
        border: 2px solid var(--primary);
        transition: var(--transition);
        text-decoration: none;
        color: var(--text-main);
    }

    .floating-download:hover {
        transform: translateX(-50%) translateY(-4px);
        box-shadow: 0 8px 24px rgba(232, 33, 75, 0.4);
    }

    .floating-download img {
        width: 32px;
        height: 32px;
        border-radius: 50%;
        object-fit: cover;
    }

    .floating-text {
        font-size: 0.9rem;
        font-weight: 700;
        color: var(--primary);
        white-space: nowrap;
    }

    /* 页脚 */
    .site-footer {
        background: #f5f5f5;
        padding: 32px 0 24px;
        font-size: 0.8rem;
        color: #888;
        text-align: center;
        border-top: 1px solid #e0e0e0;
    }

    .footer-nav {
        margin-bottom: 12px;
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 16px;
    }

    .footer-nav a {
        color: #666;
        transition: var(--transition);
    }

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

    .footer-copy {
        margin-bottom: 8px;
    }

    .footer-beian a {
        color: #888;
        text-decoration: underline;
    }

    .footer-time {
        margin-top: 8px;
        font-size: 0.75rem;
        color: #aaa;
    }

    /* 弹窗（百度App自动复制） */
    .modal-overlay {
        display: none;
        position: fixed;
        top: 0; left: 0; right: 0; bottom: 0;
        background: rgba(0,0,0,0.5);
        z-index: 1000;
        align-items: center;
        justify-content: center;
        padding: 20px;
    }

    .modal-overlay.active {
        display: flex;
    }

    .modal-box {
        background: #fff;
        border-radius: 16px;
        padding: 28px 24px;
        max-width: 340px;
        width: 100%;
        text-align: center;
        box-shadow: 0 12px 40px rgba(0,0,0,0.2);
    }

    .modal-icon {
        font-size: 2rem;
        margin-bottom: 12px;
        display: block;
    }

    .modal-title {
        font-size: 1rem;
        font-weight: 700;
        color: #333;
        margin-bottom: 16px;
        line-height: 1.5;
    }

    .modal-link {
        display: block;
        background: #f5f5f5;
        padding: 12px;
        border-radius: 8px;
        font-size: 0.8rem;
        word-break: break-all;
        color: var(--primary);
        font-weight: 600;
        margin-bottom: 16px;
        border: 1px dashed #ddd;
        user-select: all;
    }

    .modal-copy-btn {
        background: var(--primary);
        color: #fff;
        border: none;
        padding: 10px 32px;
        border-radius: 30px;
        font-size: 0.95rem;
        font-weight: 600;
        cursor: pointer;
        transition: var(--transition);
        width: 100%;
    }

    .modal-copy-btn:hover {
        background: #c9183e;
    }

    .modal-close {
        margin-top: 12px;
        background: none;
        border: none;
        color: #999;
        font-size: 0.8rem;
        cursor: pointer;
        padding: 4px;
    }

    /* 桌面端样式 */
    @media (min-width: 768px) {
        .nav-menu {
            display: flex;
        }
        .mobile-menu-btn {
            display: none;
        }
        .hero-content {
            flex-direction: row;
            text-align: left;
            align-items: center;
            gap: 40px;
        }
        .hero-text {
            flex: 1;
        }
        .hero-text h1 {
            font-size: 2.5rem;
        }
        .hero-desc {
            margin: 0 0 24px;
        }
        .download-group {
            justify-content: flex-start;
        }
        .hero-image {
            flex: 1;
            max-width: 45%;
        }
        .today-grid {
            grid-template-columns: repeat(3, 1fr);
        }
        .submit-layout {
            flex-direction: row;
            align-items: center;
        }
        .review-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .faq-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .timeline {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
            border-left: none;
            padding-left: 0;
        }
        .timeline-item {
            padding-left: 20px;
            border-left: 2px solid #c0d0ff;
            margin-bottom: 0;
        }
        .timeline-item::before {
            left: -7px;
        }
    }

    @media (min-width: 1024px) {
        .hero-text h1 {
            font-size: 3rem;
        }
        .today-grid {
            grid-template-columns: repeat(4, 1fr);
        }
        .review-grid {
            grid-template-columns: repeat(3, 1fr);
        }
        .faq-grid {
            grid-template-columns: repeat(3, 1fr);
        }
        .timeline {
            grid-template-columns: repeat(3, 1fr);
        }
    }