:root {
    --primary: #ea5455;
    --bg-light: #f6f6f6;
    --accent: #ffb400;
    --dark: #2d4059;
    --white: #ffffff;
    --text: #333333;
    --text-light: #666666;
    --text-muted: #888888;
    --border: #e8e8e8;
    --shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 6px 24px rgba(0, 0, 0, 0.12);
    --radius: 10px;
    --radius-sm: 6px;
    --transition: 0.25s ease;
    --max-width: 1320px;
    --sidebar-width: 340px;
}
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
html {
    scroll-behavior: smooth;
    scroll-padding-top: 70px;
}
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
    background: var(--bg-light);
    color: var(--text);
    line-height: 1.6;
    min-width: 320px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}
.top-nav {
    width: 100%;
    background: var(--white);
    border-bottom: 2px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 1px 8px rgba(0, 0, 0, 0.06);
    transition: var(--transition);
}
.top-nav-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    height: 60px;
    gap: 16px;
}
.nav-logo h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--dark);
    letter-spacing: 1px;
    white-space: nowrap;
    margin: 0;
    line-height: 1;
}
.nav-logo h1 span {
    color: var(--primary);
}
.nav-links {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    -ms-overflow-style: none;
    flex-shrink: 1;
    mask-image: linear-gradient(to right, transparent 0%, black 8px, black calc(100% - 8px), transparent 100%);
    -webkit-mask-image: linear-gradient(to right, transparent 0%, black 8px, black calc(100% - 8px), transparent 100%);
}
.nav-links::-webkit-scrollbar {
    display: none;
}
.nav-links a {
    text-decoration: none;
    color: var(--text);
    font-size: 0.9rem;
    font-weight: 500;
    padding: 7px 14px;
    border-radius: 20px;
    white-space: nowrap;
    transition: var(--transition);
    position: relative;
}
.nav-links a:hover,
.nav-links a:focus {
    color: var(--primary);
    background: #fef0f0;
    outline: none;
}
.nav-links a.active-link {
    color: var(--primary);
    background: #fef0f0;
    font-weight: 600;
}
.nav-right {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}
.btn-login {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 9px 20px;
    background: var(--primary);
    color: #fff;
    border: none;
    border-radius: 22px;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 600;
    white-space: nowrap;
    transition: var(--transition);
    text-decoration: none;
    letter-spacing: 0.5px;
}
.btn-login:hover {
    background: #d14445;
    box-shadow: 0 4px 14px rgba(234, 84, 85, 0.35);
    transform: translateY(-1px);
}
.btn-login:active {
    transform: scale(0.96);
}
.main-wrapper {
    max-width: var(--max-width);
    margin: 0 auto;
    display: flex;
    gap: 24px;
    padding: 24px 20px;
}
.main-content {
    flex: 1;
    min-width: 0;
}
.sidebar {
    width: var(--sidebar-width);
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.section-block {
    background: var(--white);
    border-radius: var(--radius);
    padding: 24px 22px;
    box-shadow: var(--shadow);
    margin-bottom: 20px;
    transition: var(--transition);
}
.section-block:hover {
    box-shadow: var(--shadow-lg);
}
.section-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 18px;
    padding-bottom: 12px;
    border-bottom: 3px solid #f0f0f0;
    position: relative;
    letter-spacing: 0.5px;
}
.section-title::after {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 0;
    width: 50px;
    height: 3px;
    background: var(--primary);
    border-radius: 2px;
}
.section-title .icon-dot {
    display: inline-block;
    width: 10px;
    height: 10px;
    background: var(--accent);
    border-radius: 50%;
    margin-right: 8px;
    vertical-align: middle;
    position: relative;
    top: -1px;
}
.novel-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 16px;
}
.novel-card {
    background: #fafafa;
    border-radius: var(--radius-sm);
    overflow: hidden;
    transition: var(--transition);
    cursor: pointer;
    border: 1px solid transparent;
    text-align: center;
    padding-bottom: 12px;
}
.novel-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 22px rgba(0, 0, 0, 0.13);
    border-color: #ffe0e0;
}
.novel-card .novel-cover {
    width: 100%;
    aspect-ratio: 3 / 4;
    object-fit: cover;
    display: block;
    background: #e0e0e0;
}
.novel-card .novel-info {
    padding: 10px 8px 4px;
}
.novel-card .novel-title {
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--dark);
    margin-bottom: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.3;
}
.novel-card .novel-meta {
    font-size: 0.75rem;
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.4;
}
.novel-card .novel-tag {
    display: inline-block;
    background: #ffeaea;
    color: var(--primary);
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 0.68rem;
    font-weight: 600;
    margin-top: 4px;
}
.sidebar .side-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 18px 16px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}
.sidebar .side-card:hover {
    box-shadow: var(--shadow-lg);
}
.sidebar .side-card h3 {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 14px;
    padding-bottom: 10px;
    border-bottom: 2px solid #f0f0f0;
    position: relative;
}
.sidebar .side-card h3::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 36px;
    height: 2px;
    background: var(--accent);
    border-radius: 1px;
}
.rank-list {
    list-style: none;
    padding: 0;
}
.rank-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 0;
    border-bottom: 1px dashed #eee;
    transition: var(--transition);
    cursor: pointer;
}
.rank-list li:last-child {
    border-bottom: none;
}
.rank-list li:hover {
    background: #fefefe;
    padding-left: 6px;
    border-radius: 4px;
}
.rank-num {
    width: 26px;
    height: 26px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.8rem;
    flex-shrink: 0;
    color: #fff;
    background: #ccc;
    line-height: 1;
}
.rank-num.top1 {
    background: #e74c3c;
}
.rank-num.top2 {
    background: #e67e22;
}
.rank-num.top3 {
    background: #f39c12;
}
.rank-info {
    flex: 1;
    min-width: 0;
}
.rank-name {
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--dark);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.rank-sub {
    font-size: 0.7rem;
    color: var(--text-muted);
}
.rank-badge {
    font-size: 0.68rem;
    font-weight: 600;
    padding: 3px 8px;
    border-radius: 10px;
    white-space: nowrap;
    flex-shrink: 0;
}
.badge-up {
    background: #e8f5e9;
    color: #2e7d32;
}
.badge-hot {
    background: #fce4ec;
    color: #c62828;
}
.total-read-card {
    text-align: center;
    background: linear-gradient(135deg, #fefefe 0%, #fff8f8 100%);
}
.total-read-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: 1px;
    line-height: 1;
    margin: 8px 0;
}
.total-read-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 4px;
}
.total-read-time {
    font-size: 0.7rem;
    color: #aaa;
}
.stats-row {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}
.stat-item {
    flex: 1;
    min-width: 60px;
    text-align: center;
    background: #f9fafb;
    border-radius: var(--radius-sm);
    padding: 14px 8px;
    transition: var(--transition);
}
.stat-item:hover {
    background: #fff5f5;
}
.stat-value {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--dark);
    line-height: 1;
    margin-bottom: 4px;
}
.stat-label {
    font-size: 0.7rem;
    color: var(--text-muted);
}
.comment-list {
    list-style: none;
    padding: 0;
    max-height: 520px;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: #ddd transparent;
}
.comment-list::-webkit-scrollbar {
    width: 4px;
}
.comment-list::-webkit-scrollbar-thumb {
    background: #ddd;
    border-radius: 4px;
}
.comment-item {
    padding: 10px 0;
    border-bottom: 1px solid #f3f3f3;
    font-size: 0.8rem;
    color: #555;
    line-height: 1.55;
}
.comment-item:last-child {
    border-bottom: none;
}
.comment-user {
    font-weight: 600;
    color: var(--dark);
    font-size: 0.78rem;
    margin-bottom: 3px;
    display: flex;
    align-items: center;
    gap: 6px;
}
.comment-text {
    color: #666;
    font-size: 0.76rem;
    line-height: 1.5;
}
.comment-time {
    font-size: 0.65rem;
    color: #bbb;
    margin-top: 2px;
}
.advantage-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 14px;
}
.advantage-item {
    text-align: center;
    padding: 20px 14px;
    background: #fafbfc;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    border: 1px solid transparent;
}
.advantage-item:hover {
    border-color: #ffe0e0;
    background: #fff;
    transform: translateY(-2px);
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.06);
}
.advantage-icon {
    width: 48px;
    height: 48px;
    object-fit: contain;
    margin-bottom: 10px;
}
.advantage-item h4 {
    font-size: 0.95rem;
    color: var(--dark);
    margin-bottom: 4px;
    font-weight: 700;
}
.advantage-item p {
    font-size: 0.78rem;
    color: var(--text-muted);
    line-height: 1.4;
}
.download-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
}
.download-card {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 12px;
    background: #fafbfc;
    border-radius: var(--radius-sm);
    text-decoration: none;
    color: var(--dark);
    transition: var(--transition);
    border: 2px solid transparent;
    cursor: pointer;
}
.download-card:hover {
    border-color: var(--primary);
    background: #fff;
    box-shadow: 0 4px 14px rgba(234, 84, 85, 0.12);
    transform: translateY(-2px);
}
.download-card .app-icon {
    width: 36px;
    height: 36px;
    object-fit: contain;
    flex-shrink: 0;
}
.download-card .dl-info {
    font-weight: 600;
    font-size: 0.85rem;
    line-height: 1.3;
}
.download-card .dl-info small {
    display: block;
    font-weight: 400;
    font-size: 0.7rem;
    color: var(--text-muted);
}
.tag-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.tag-cloud a {
    display: inline-block;
    padding: 7px 16px;
    background: #f6f6f6;
    color: var(--text);
    border-radius: 20px;
    text-decoration: none;
    font-size: 0.82rem;
    transition: var(--transition);
    border: 1px solid transparent;
    font-weight: 500;
}
.tag-cloud a:hover {
    background: #fff;
    color: var(--primary);
    border-color: var(--primary);
    box-shadow: 0 2px 8px rgba(234, 84, 85, 0.15);
}
.faq-list details {
    margin-bottom: 10px;
    background: #fafbfc;
    border-radius: var(--radius-sm);
    padding: 14px 16px;
    transition: var(--transition);
    cursor: pointer;
}
.faq-list details:hover {
    background: #fefefe;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}
.faq-list summary {
    font-weight: 600;
    color: var(--dark);
    font-size: 0.9rem;
    outline: none;
    cursor: pointer;
    list-style: none;
    display: flex;
    align-items: center;
    gap: 8px;
}
.faq-list summary::-webkit-details-marker {
    display: none;
}
.faq-list summary::before {
    content: '\25B8';
    display: inline-block;
    transition: transform 0.3s;
    color: var(--primary);
    font-size: 0.8rem;
    flex-shrink: 0;
}
.faq-list details[open] summary::before {
    transform: rotate(90deg);
}
.faq-list .faq-answer {
    margin-top: 10px;
    font-size: 0.82rem;
    color: #666;
    line-height: 1.6;
    padding-left: 20px;
}
.character-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 14px;
}
.character-card {
    text-align: center;
    padding: 16px 10px;
    background: #fafbfc;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    border: 1px solid transparent;
}
.character-card:hover {
    border-color: #ffe0e0;
    background: #fff;
    transform: translateY(-2px);
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.06);
}
.character-avatar {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    object-fit: cover;
    margin: 0 auto 10px;
    display: block;
    border: 3px solid #f0f0f0;
}
.character-card h4 {
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--dark);
    margin-bottom: 3px;
}
.character-card .char-role {
    font-size: 0.72rem;
    color: var(--primary);
    font-weight: 600;
}
.character-card .char-desc {
    font-size: 0.72rem;
    color: var(--text-muted);
    margin-top: 4px;
    line-height: 1.4;
}
.footer-nav {
    width: 100%;
    background: var(--dark);
    color: #ccc;
    padding: 32px 20px 20px;
    margin-top: 10px;
}
.footer-nav-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    justify-content: space-between;
    align-items: flex-start;
}
.footer-col h4 {
    color: #fff;
    font-size: 0.95rem;
    margin-bottom: 12px;
    font-weight: 700;
    letter-spacing: 0.5px;
}
.footer-col a {
    display: block;
    color: #bbb;
    text-decoration: none;
    font-size: 0.8rem;
    padding: 4px 0;
    transition: var(--transition);
}
.footer-col a:hover {
    color: var(--accent);
    padding-left: 4px;
}
.footer-bottom {
    max-width: var(--max-width);
    margin: 20px auto 0;
    padding-top: 16px;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    text-align: center;
    font-size: 0.75rem;
    color: #999;
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    justify-content: center;
    align-items: center;
}
.footer-bottom a {
    color: #ccc;
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    padding: 4px 10px;
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.05);
}
.footer-bottom a:hover {
    color: var(--accent);
    background: rgba(255, 255, 255, 0.1);
}
@media (max-width: 1200px) {
    .novel-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 12px;
    }
    .sidebar {
        width: 300px;
    }
    .download-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .main-wrapper {
        gap: 16px;
        padding: 18px 14px;
    }
}
@media (max-width: 992px) {
    .main-wrapper {
        flex-direction: column;
    }
    .sidebar {
        width: 100%;
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 14px;
    }
    .sidebar .side-card {
        margin-bottom: 0;
    }
    .comment-list {
        max-height: 300px;
    }
    .novel-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 10px;
    }
    .download-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 8px;
    }
    .nav-links {
        gap: 2px;
    }
    .nav-links a {
        padding: 6px 10px;
        font-size: 0.78rem;
    }
}
@media (max-width: 768px) {
    .top-nav-inner {
        height: 52px;
        padding: 0 10px;
        gap: 8px;
    }
    .nav-logo h1 {
        font-size: 1.2rem;
    }
    .nav-links {
        gap: 1px;
    }
    .nav-links a {
        padding: 5px 8px;
        font-size: 0.7rem;
        border-radius: 14px;
    }
    .btn-login {
        padding: 7px 14px;
        font-size: 0.75rem;
        border-radius: 16px;
    }
    .novel-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }
    .novel-card .novel-title {
        font-size: 0.82rem;
    }
    .novel-card .novel-meta {
        font-size: 0.68rem;
    }
    .sidebar {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    .download-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }
    .download-card {
        padding: 10px 8px;
    }
    .download-card .dl-info {
        font-size: 0.75rem;
    }
    .section-block {
        padding: 16px 12px;
        margin-bottom: 14px;
    }
    .section-title {
        font-size: 1.05rem;
        margin-bottom: 12px;
    }
    .stats-row {
        gap: 6px;
    }
    .stat-item {
        padding: 10px 6px;
    }
    .stat-value {
        font-size: 1.1rem;
    }
    .character-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }
    .advantage-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }
    .footer-nav-inner {
        gap: 18px;
    }
    .total-read-number {
        font-size: 1.8rem;
    }
    .main-wrapper {
        padding: 12px 8px;
        gap: 10px;
    }
}
@media (max-width: 480px) {
    .novel-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 6px;
    }
    .novel-card .novel-info {
        padding: 6px 4px 2px;
    }
    .novel-card .novel-title {
        font-size: 0.75rem;
    }
    .novel-card .novel-meta {
        font-size: 0.65rem;
    }
    .download-grid {
        grid-template-columns: 1fr 1fr;
        gap: 6px;
    }
    .btn-login {
        padding: 6px 10px;
        font-size: 0.7rem;
    }
    .nav-links a {
        padding: 4px 7px;
        font-size: 0.65rem;
    }
    .top-nav-inner {
        height: 46px;
        padding: 0 6px;
    }
    .nav-logo h1 {
        font-size: 1rem;
    }
    .character-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .advantage-grid {
        grid-template-columns: 1fr 1fr;
    }
}