:root {
        --primary: #ff4b2b;
        --primary-light: #ff7a59;
        --bg-dark: #121212;
        --bg-card: #1e1e1e;
        --text-main: #f5f5f5;
        --text-muted: #a0a0a0;
        --accent: #ffb400;
    }

    * {
        box-sizing: border-box;
        margin: 0;
        padding: 0;
        -webkit-tap-highlight-color: transparent;
    }

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

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

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

    /* 导航栏 */
    .header {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        background: rgba(18, 18, 18, 0.95);
        backdrop-filter: blur(10px);
        z-index: 1000;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }

    .nav-container {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 0 16px;
        height: 56px;
        overflow-x: auto;
        white-space: nowrap;
    }

    .logo-area {
        display: flex;
        align-items: center;
        gap: 8px;
        font-weight: bold;
        font-size: 18px;
        color: var(--primary);
    }

    .logo-area img {
        height: 32px;
        border-radius: 6px;
    }

    .nav-links {
        display: flex;
        gap: 16px;
        font-size: 14px;
        color: var(--text-muted);
        margin-left: 16px;
    }

    .nav-links a:hover, .nav-links a:active {
        color: var(--primary-light);
    }

    /* 按钮 */
    .btn {
        display: inline-block;
        padding: 10px 24px;
        border-radius: 24px;
        font-weight: 600;
        text-align: center;
        cursor: pointer;
        transition: transform 0.2s, opacity 0.2s;
    }

    .btn:active {
        transform: scale(0.96);
    }

    .btn-primary {
        background: linear-gradient(135deg, var(--primary), var(--primary-light));
        color: #fff;
        box-shadow: 0 4px 12px rgba(255, 75, 43, 0.3);
    }

    .btn-outline {
        border: 1px solid var(--primary);
        color: var(--primary);
        background: transparent;
    }

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

    /* 首屏 Hero */
    .hero {
        margin-top: 56px;
        padding: 40px 20px;
        background: radial-gradient(circle at top left, rgba(255, 75, 43, 0.15), transparent 60%);
        text-align: center;
        position: relative;
        overflow: hidden;
    }

    .hero h1 {
        font-size: 28px;
        line-height: 1.3;
        margin-bottom: 16px;
        font-weight: 800;
    }

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

    .hero-sub {
        font-size: 15px;
        color: var(--text-muted);
        margin-bottom: 24px;
        min-height: 48px;
    }

    .hero-carousel {
        position: relative;
        height: 40px;
        overflow: hidden;
        margin-bottom: 20px;
    }

    .carousel-item {
        position: absolute;
        width: 100%;
        left: 0;
        top: 0;
        opacity: 0;
        transform: translateY(10px);
        transition: all 0.5s ease;
        font-size: 14px;
        color: var(--accent);
    }

    .carousel-item.active {
        opacity: 1;
        transform: translateY(0);
    }

    .hero-visual {
        margin: 24px auto;
        max-width: 320px;
        border-radius: 16px;
        overflow: hidden;
        box-shadow: 0 8px 24px rgba(0,0,0,0.5);
        position: relative;
    }

    .hero-visual::after {
        content: '';
        position: absolute;
        inset: 0;
        background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    }

    .hero-visual img {
        width: 100%;
        height: auto;
        aspect-ratio: 3/4;
        object-fit: cover;
    }

    /* 通用区块 */
    .section {
        padding: 40px 20px;
    }

    .section-title {
        font-size: 22px;
        font-weight: 700;
        margin-bottom: 20px;
        display: flex;
        align-items: center;
        gap: 8px;
    }

    .section-title::before {
        content: '';
        display: block;
        width: 4px;
        height: 18px;
        background: var(--primary);
        border-radius: 2px;
    }

    /* 短剧推荐区 (表格/网格) */
    .drama-grid {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .drama-card {
        background: var(--bg-card);
        border-radius: 12px;
        overflow: hidden;
        position: relative;
    }

    .drama-cover {
        position: relative;
        width: 100%;
        aspect-ratio: 3/4;
    }

    .drama-cover img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    .tag-free {
        position: absolute;
        top: 8px;
        right: 8px;
        background: var(--primary);
        color: #fff;
        font-size: 10px;
        padding: 2px 6px;
        border-radius: 4px;
        font-weight: bold;
    }

    .drama-info {
        padding: 10px;
    }

    .drama-name {
        font-size: 14px;
        font-weight: 600;
        margin-bottom: 4px;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .drama-desc {
        font-size: 12px;
        color: var(--text-muted);
        height: 36px;
        overflow: hidden;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
    }

    .drama-meta {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-top: 8px;
        font-size: 11px;
        color: var(--accent);
    }

    /* 横向滑动区 */
    .scroll-row {
        display: flex;
        gap: 12px;
        overflow-x: auto;
        padding-bottom: 12px;
        scrollbar-width: none;
    }
    .scroll-row::-webkit-scrollbar { display: none; }

    .scroll-item {
        flex: 0 0 120px;
        border-radius: 8px;
        overflow: hidden;
    }

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

    /* 图文左右交错 */
    .feature-block {
        display: flex;
        flex-direction: column;
        gap: 16px;
        margin-bottom: 32px;
        background: var(--bg-card);
        padding: 16px;
        border-radius: 16px;
    }

    .feature-img {
        width: 100%;
        border-radius: 8px;
        aspect-ratio: 16/9;
        object-fit: cover;
    }

    .feature-img-portrait {
        width: 100%;
        border-radius: 8px;
        aspect-ratio: 3/4;
        object-fit: cover;
    }

    .feature-text h3 {
        font-size: 18px;
        margin-bottom: 8px;
        color: var(--accent);
    }

    .feature-text p {
        font-size: 14px;
        color: var(--text-muted);
    }

    /* 评论区 */
    .review-list {
        display: flex;
        flex-direction: column;
        gap: 16px;
    }

    .review-card {
        background: var(--bg-card);
        padding: 16px;
        border-radius: 12px;
        display: flex;
        gap: 12px;
        position: relative;
        overflow: hidden;
    }

    .review-avatar {
        width: 40px;
        height: 40px;
        border-radius: 50%;
        background: linear-gradient(45deg, #333, #555);
        flex-shrink: 0;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 12px;
        color: #fff;
    }

    .review-content {
        flex: 1;
        z-index: 1;
    }

    .review-header {
        display: flex;
        justify-content: space-between;
        margin-bottom: 4px;
    }

    .review-name {
        font-size: 14px;
        font-weight: 600;
    }

    .review-stars {
        color: var(--accent);
        font-size: 12px;
        letter-spacing: 1px;
    }

    .review-text {
        font-size: 13px;
        color: var(--text-muted);
        margin-bottom: 8px;
    }

    .review-footer {
        display: flex;
        justify-content: space-between;
        align-items: center;
        font-size: 12px;
        color: #666;
    }

    /* FAQ */
    .faq-list {
        display: flex;
        flex-direction: column;
        gap: 12px;
    }

    .faq-item {
        background: var(--bg-card);
        border-radius: 12px;
        padding: 16px;
    }

    .faq-q {
        font-weight: 600;
        margin-bottom: 8px;
        color: var(--text-main);
    }

    .faq-a {
        font-size: 14px;
        color: var(--text-muted);
    }

    /* 页脚 */
    .footer {
        padding: 32px 20px;
        text-align: center;
        border-top: 1px solid rgba(255, 255, 255, 0.05);
        font-size: 12px;
        color: #555;
    }

    .footer a {
        color: #555;
        margin: 0 4px;
    }

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

    .footer .update-time {
        margin-top: 8px;
        font-size: 11px;
        opacity: 0.7;
    }

    /* 弹窗 */
    .modal-overlay {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(0,0,0,0.8);
        z-index: 2000;
        align-items: center;
        justify-content: center;
        padding: 20px;
    }
    .modal-overlay.active {
        display: flex;
    }
    .modal-content {
        background: #222;
        padding: 24px;
        border-radius: 16px;
        width: 100%;
        max-width: 320px;
        text-align: center;
    }
    .modal-content p {
        font-size: 14px;
        margin-bottom: 16px;
        color: #eee;
    }
    .modal-input {
        width: 100%;
        padding: 12px;
        background: #333;
        border: 1px solid #444;
        color: #fff;
        border-radius: 8px;
        text-align: center;
        margin-bottom: 16px;
        font-size: 14px;
    }

    /* 媒体查询 768px */
    @media (min-width: 768px) {
        .nav-container { padding: 0 32px; height: 64px; }
        .hero { padding: 60px 40px; margin-top: 64px; }
        .hero h1 { font-size: 36px; }
        .drama-grid { grid-template-columns: repeat(3, 1fr); gap: 20px; }
        .feature-block { flex-direction: row; align-items: center; }
        .feature-block:nth-child(even) { flex-direction: row-reverse; }
        .feature-img, .feature-img-portrait { width: 50%; }
        .feature-text { width: 50%; padding: 20px; }
        .scroll-item { flex: 0 0 160px; }
        .review-list { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
    }

    /* 媒体查询 1024px */
    @media (min-width: 1024px) {
        .section { max-width: 1200px; margin: 0 auto; padding: 60px 40px; }
        .drama-grid { grid-template-columns: repeat(4, 1fr); }
        .hero { max-width: 1200px; margin-left: auto; margin-right: auto; border-radius: 24px; margin-top: 80px; }
        .nav-container { max-width: 1200px; margin: 0 auto; }
    }