:root {
    --deep-blue: #163a5f;
    --mid-blue: #1d566e;
    --teal: #21aba5;
    --mint-green: #45eba5;
    --white: #ffffff;
    --light-bg: #f5f7f9;
    --card-bg: #ffffff;
    --text-dark: #1a1a2e;
    --text-mid: #3a3a4a;
    --text-light: #6b7280;
    --border-color: #e5e7eb;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08), 0 2px 4px rgba(0, 0, 0, 0.04);
    --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.10), 0 3px 8px rgba(0, 0, 0, 0.05);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --transition: 0.25s ease;
}
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    background-color: var(--light-bg);
    color: var(--text-dark);
    line-height: 1.6;
    min-width: 320px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}
.top-nav {
    width: 100%;
    background: var(--deep-blue);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 16px rgba(22, 58, 95, 0.3);
}
.top-nav-inner {
    max-width: 1320px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    height: 62px;
    gap: 16px;
    flex-wrap: nowrap;
}
.nav-brand h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    letter-spacing: 1px;
    margin: 0;
    white-space: nowrap;
    cursor: pointer;
}
.nav-brand h1 span {
    color: var(--mint-green);
}
.nav-links {
    display: flex;
    align-items: center;
    gap: 6px;
    list-style: none;
    flex-wrap: nowrap;
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
    flex-shrink: 1;
    mask-image: linear-gradient(to right, transparent 0%, black 6px, black calc(100% - 24px), transparent 100%);
    -webkit-mask-image: linear-gradient(to right, transparent 0%, black 6px, black calc(100% - 24px), transparent 100%);
}
.nav-links::-webkit-scrollbar { display: none; }
.nav-links a {
    color: rgba(255, 255, 255, 0.88);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    padding: 7px 13px;
    border-radius: 20px;
    white-space: nowrap;
    transition: var(--transition);
    letter-spacing: 0.3px;
}
.nav-links a:hover, .nav-links a:focus-visible {
    background: rgba(255, 255, 255, 0.12);
    color: #fff;
    outline: none;
}
.nav-actions { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.btn-login {
    background: transparent;
    border: 1.5px solid rgba(255, 255, 255, 0.6);
    color: #fff;
    padding: 8px 18px;
    border-radius: 22px;
    cursor: pointer;
    font-size: 0.88rem;
    font-weight: 500;
    white-space: nowrap;
    transition: var(--transition);
    letter-spacing: 0.3px;
}
.btn-login:hover { background: rgba(255, 255, 255, 0.15); border-color: #fff; }
.btn-cta-nav {
    background: var(--mint-green);
    color: var(--deep-blue);
    border: none;
    padding: 8px 18px;
    border-radius: 22px;
    cursor: pointer;
    font-size: 0.88rem;
    font-weight: 600;
    white-space: nowrap;
    transition: var(--transition);
    letter-spacing: 0.3px;
}
.btn-cta-nav:hover { background: #3cdb95; transform: translateY(-1px); box-shadow: 0 4px 14px rgba(69, 235, 165, 0.4); }
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; background: none; border: none; padding: 6px; z-index: 1001; flex-shrink: 0; }
.hamburger span { width: 26px; height: 2.5px; background: #fff; border-radius: 3px; transition: var(--transition); }
.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }
.mobile-nav-dropdown { display: none; position: absolute; top: 62px; left: 0; width: 100%; background: var(--deep-blue); padding: 12px 20px 18px; flex-direction: column; gap: 4px; box-shadow: 0 8px 20px rgba(0,0,0,0.3); z-index: 999; border-top: 1px solid rgba(255,255,255,0.1); }
.mobile-nav-dropdown.open { display: flex; }
.mobile-nav-dropdown a { color: rgba(255,255,255,0.9); text-decoration: none; font-size: 0.95rem; padding: 10px 14px; border-radius: 8px; transition: var(--transition); }
.mobile-nav-dropdown a:hover { background: rgba(255,255,255,0.1); color: #fff; }
.main-container { max-width: 1320px; margin: 0 auto; padding: 20px 24px 32px; display: flex; gap: 24px; align-items: flex-start; }
.content-left { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 28px; }
.sidebar-right { width: 340px; flex-shrink: 0; display: flex; flex-direction: column; gap: 20px; position: sticky; top: 90px; align-self: flex-start; }
.section-card { background: var(--card-bg); border-radius: var(--radius-lg); padding: 24px 22px; box-shadow: var(--shadow-sm); border: 1px solid var(--border-color); transition: var(--transition); }
.section-card:hover { box-shadow: var(--shadow-md); }
.section-title { font-size: 1.25rem; font-weight: 700; color: var(--deep-blue); margin-bottom: 16px; padding-bottom: 10px; border-bottom: 3px solid var(--mint-green); display: inline-block; letter-spacing: 0.4px; }
.section-title-wrapper { margin-bottom: 14px; }
.comic-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 16px; }
.comic-card { background: var(--white); border-radius: var(--radius-md); overflow: hidden; box-shadow: var(--shadow-sm); transition: var(--transition); cursor: pointer; display: flex; flex-direction: column; border: 1px solid var(--border-color); }
.comic-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--teal); }
.comic-card-img-wrap { width: 100%; aspect-ratio: 3 / 4; overflow: hidden; background: #e9ecef; position: relative; }
.comic-card-img-wrap img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform 0.4s ease; }
.comic-card:hover .comic-card-img-wrap img { transform: scale(1.06); }
.comic-card-badge { position: absolute; top: 8px; left: 8px; background: var(--mint-green); color: var(--deep-blue); font-size: 0.7rem; font-weight: 700; padding: 3px 8px; border-radius: 4px; letter-spacing: 0.3px; z-index: 2; }
.comic-card-info { padding: 10px 12px 12px; display: flex; flex-direction: column; gap: 4px; flex: 1; }
.comic-card-info h3 { font-size: 0.9rem; font-weight: 600; color: var(--text-dark); line-height: 1.3; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.comic-card-info .comic-meta { font-size: 0.72rem; color: var(--text-light); display: flex; flex-wrap: wrap; gap: 4px 8px; line-height: 1.4; }
.comic-card-info .comic-meta span { background: #f0f4f8; padding: 2px 7px; border-radius: 3px; white-space: nowrap; }
.comic-card-info .comic-type-tag { display: inline-block; background: rgba(33,171,165,0.1); color: var(--teal); font-size: 0.7rem; font-weight: 600; padding: 2px 8px; border-radius: 3px; margin-top: 2px; align-self: flex-start; }
.sidebar-right .section-card { padding: 18px 16px; }
.sidebar-right .section-title { font-size: 1.05rem; margin-bottom: 12px; padding-bottom: 8px; }
.stats-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; text-align: center; }
.stat-item { background: #f8fafb; border-radius: var(--radius-sm); padding: 14px 8px; border: 1px solid var(--border-color); }
.stat-value { font-size: 1.3rem; font-weight: 700; color: var(--deep-blue); display: block; line-height: 1.2; }
.stat-label { font-size: 0.7rem; color: var(--text-light); margin-top: 2px; }
.stat-update-time { font-size: 0.68rem; color: #999; text-align: right; margin-top: 6px; }
.rank-list { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.rank-list li { display: flex; align-items: center; gap: 10px; padding: 8px 10px; border-radius: var(--radius-sm); transition: var(--transition); cursor: pointer; border: 1px solid transparent; }
.rank-list li:hover { background: #f8fdfb; border-color: rgba(69,235,165,0.3); }
.rank-num { width: 26px; height: 26px; border-radius: 50%; background: #e9ecef; display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 0.78rem; color: var(--text-mid); flex-shrink: 0; }
.rank-list li:nth-child(1) .rank-num { background: #ff6b6b; color: #fff; }
.rank-list li:nth-child(2) .rank-num { background: #ffa94d; color: #fff; }
.rank-list li:nth-child(3) .rank-num { background: #ffd43b; color: #333; }
.rank-info { flex: 1; min-width: 0; }
.rank-info .rank-title { font-size: 0.82rem; font-weight: 600; color: var(--text-dark); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.rank-info .rank-sub { font-size: 0.68rem; color: var(--text-light); }
.rank-change { font-size: 0.72rem; font-weight: 600; flex-shrink: 0; }
.rank-change.up { color: #e03131; } .rank-change.down { color: #2b8a3e; }
.comment-list { list-style: none; display: flex; flex-direction: column; gap: 10px; max-height: 620px; overflow-y: auto; scrollbar-width: thin; scrollbar-color: #ddd transparent; padding-right: 4px; }
.comment-list::-webkit-scrollbar { width: 4px; } .comment-list::-webkit-scrollbar-thumb { background: #ddd; border-radius: 4px; }
.comment-item { padding: 10px 12px; background: #fafcfc; border-radius: var(--radius-sm); border-left: 3px solid var(--teal); font-size: 0.8rem; color: var(--text-mid); line-height: 1.5; transition: var(--transition); }
.comment-item:hover { background: #f5faf8; border-left-color: var(--mint-green); }
.comment-user { font-weight: 600; font-size: 0.75rem; color: var(--deep-blue); margin-bottom: 3px; }
.comment-text { font-size: 0.78rem; color: #555; line-height: 1.55; display: -webkit-box; -webkit-line-clamp: 5; -webkit-box-orient: vertical; overflow: hidden; }
.comic-detail-block { display: flex; gap: 20px; flex-wrap: wrap; }
.comic-detail-cover { width: 200px; height: 280px; flex-shrink: 0; border-radius: var(--radius-md); overflow: hidden; box-shadow: var(--shadow-md); }
.comic-detail-cover img { width: 100%; height: 100%; object-fit: cover; display: block; }
.comic-detail-text { flex: 1; min-width: 240px; }
.comic-detail-text h3 { font-size: 1.3rem; font-weight: 700; color: var(--deep-blue); margin-bottom: 6px; }
.comic-detail-text .detail-meta { font-size: 0.82rem; color: var(--text-light); margin-bottom: 10px; display: flex; flex-wrap: wrap; gap: 6px 14px; }
.comic-detail-text p { font-size: 0.9rem; color: var(--text-mid); line-height: 1.7; }
.character-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); gap: 14px; }
.character-card { text-align: center; background: #fafcfc; border-radius: var(--radius-md); padding: 14px 10px; border: 1px solid var(--border-color); transition: var(--transition); }
.character-card:hover { border-color: var(--teal); box-shadow: var(--shadow-md); }
.character-card img { width: 80px; height: 80px; border-radius: 50%; object-fit: cover; margin: 0 auto 8px; display: block; border: 3px solid var(--mint-green); }
.character-card .char-name { font-weight: 600; font-size: 0.85rem; color: var(--deep-blue); }
.character-card .char-role { font-size: 0.7rem; color: var(--text-light); }
.faq-list { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.faq-list li { border: 1px solid var(--border-color); border-radius: var(--radius-sm); overflow: hidden; transition: var(--transition); }
.faq-list li:hover { border-color: var(--teal); }
.faq-question { width: 100%; text-align: left; background: #fafcfc; border: none; padding: 14px 16px; font-weight: 600; font-size: 0.9rem; cursor: pointer; color: var(--deep-blue); display: flex; justify-content: space-between; align-items: center; transition: var(--transition); }
.faq-question:hover { background: #f0f7f5; }
.faq-answer { padding: 0 16px 14px; font-size: 0.84rem; color: var(--text-mid); line-height: 1.6; display: none; }
.faq-list li.open .faq-answer { display: block; }
.faq-list li.open .faq-question { background: #f0f7f5; color: var(--teal); }
.faq-arrow { transition: transform 0.3s ease; font-size: 0.7rem; color: var(--teal); }
.faq-list li.open .faq-arrow { transform: rotate(180deg); }
.advantages-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 14px; }
.advantage-item { background: #fafcfc; border-radius: var(--radius-md); padding: 18px 16px; border: 1px solid var(--border-color); text-align: center; transition: var(--transition); }
.advantage-item:hover { border-color: var(--mint-green); box-shadow: var(--shadow-md); }
.advantage-icon { width: 44px; height: 44px; border-radius: 50%; background: rgba(69,235,165,0.15); margin: 0 auto 10px; display: flex; align-items: center; justify-content: center; font-size: 1.3rem; color: var(--teal); font-weight: 700; }
.advantage-item h4 { font-size: 0.9rem; color: var(--deep-blue); margin-bottom: 4px; }
.advantage-item p { font-size: 0.75rem; color: var(--text-light); }
.tag-cloud { display: flex; flex-wrap: wrap; gap: 8px; }
.tag-cloud a { display: inline-block; padding: 7px 15px; background: #f0f7f5; color: var(--teal); border-radius: 20px; font-size: 0.82rem; font-weight: 500; text-decoration: none; transition: var(--transition); border: 1px solid transparent; }
.tag-cloud a:hover { background: var(--teal); color: #fff; border-color: var(--teal); }
.download-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.download-card { background: #fafcfc; border-radius: var(--radius-md); padding: 16px 12px; text-align: center; border: 1px solid var(--border-color); transition: var(--transition); cursor: pointer; text-decoration: none; color: inherit; display: flex; flex-direction: column; align-items: center; gap: 6px; }
.download-card:hover { border-color: var(--mint-green); box-shadow: var(--shadow-md); transform: translateY(-2px); }
.download-card .app-icon { width: 38px; height: 38px; object-fit: contain; display: block; }
.download-card span { font-size: 0.78rem; font-weight: 600; color: var(--deep-blue); }
.download-card small { font-size: 0.66rem; color: var(--text-light); }
.bottom-nav { width: 100%; background: var(--deep-blue); color: rgba(255,255,255,0.8); padding: 32px 24px 20px; margin-top: 20px; }
.bottom-nav-inner { max-width: 1320px; margin: 0 auto; display: flex; flex-wrap: wrap; gap: 20px 40px; justify-content: space-between; align-items: flex-start; }
.bottom-nav-col h4 { color: #fff; font-size: 0.95rem; margin-bottom: 10px; font-weight: 600; }
.bottom-nav-col a { display: block; color: rgba(255,255,255,0.7); text-decoration: none; font-size: 0.8rem; padding: 4px 0; transition: var(--transition); }
.bottom-nav-col a:hover { color: var(--mint-green); }
.bottom-copyright { width: 100%; text-align: center; padding-top: 18px; margin-top: 18px; border-top: 1px solid rgba(255,255,255,0.15); font-size: 0.75rem; color: rgba(255,255,255,0.5); max-width: 1320px; margin-left: auto; margin-right: auto; }
.bottom-nav-links { display: flex; flex-wrap: wrap; gap: 10px 18px; justify-content: center; }
.bottom-nav-links a { color: rgba(255,255,255,0.7); text-decoration: none; font-size: 0.78rem; transition: var(--transition); }
.bottom-nav-links a:hover { color: var(--mint-green); }
@media (max-width: 1200px) {
    .comic-grid { grid-template-columns: repeat(4, 1fr); gap: 12px; }
    .sidebar-right { width: 300px; }
    .download-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 992px) {
    .main-container { flex-direction: column; gap: 20px; padding: 16px 16px 24px; }
    .sidebar-right { width: 100%; position: static; display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
    .sidebar-right .section-card { break-inside: avoid; }
    .sidebar-right .section-card:last-child { grid-column: 1 / -1; }
    .comic-grid { grid-template-columns: repeat(3, 1fr); }
    .nav-links { display: none; }
    .hamburger { display: flex; }
    .top-nav-inner { padding: 0 14px; height: 56px; }
    .mobile-nav-dropdown { top: 56px; }
    .character-grid { grid-template-columns: repeat(auto-fill, minmax(100px, 1fr)); }
    .download-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
    .comic-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .sidebar-right { grid-template-columns: 1fr; gap: 14px; }
    .sidebar-right .section-card:last-child { grid-column: 1; }
    .comic-detail-block { flex-direction: column; align-items: center; }
    .comic-detail-cover { width: 160px; height: 224px; }
    .comic-detail-text h3 { font-size: 1.1rem; }
    .stats-row { grid-template-columns: repeat(3, 1fr); gap: 6px; }
    .stat-value { font-size: 1rem; }
    .advantages-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .character-grid { grid-template-columns: repeat(3, 1fr); gap: 10px; }
    .character-card img { width: 56px; height: 56px; }
    .download-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }
    .section-card { padding: 16px 12px; }
    .section-title { font-size: 1.05rem; }
    .bottom-nav-inner { flex-direction: column; gap: 16px; align-items: flex-start; }
    .nav-brand h1 { font-size: 1.2rem; }
    .btn-login { padding: 6px 12px; font-size: 0.78rem; }
    .btn-cta-nav { padding: 6px 12px; font-size: 0.78rem; }
    html { scroll-padding-top: 60px; }
}
@media (max-width: 480px) {
    .comic-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }
    .comic-card-info { padding: 6px 8px 8px; }
    .comic-card-info h3 { font-size: 0.76rem; }
    .comic-card-info .comic-meta { font-size: 0.64rem; }
    .comic-card-badge { font-size: 0.62rem; padding: 2px 6px; top: 4px; left: 4px; }
    .nav-brand h1 { font-size: 1.05rem; letter-spacing: 0.5px; }
    .top-nav-inner { padding: 0 10px; height: 50px; gap: 8px; }
    .mobile-nav-dropdown { top: 50px; }
    .btn-login { padding: 5px 10px; font-size: 0.7rem; border-radius: 16px; }
    .btn-cta-nav { padding: 5px 10px; font-size: 0.7rem; border-radius: 16px; }
    .nav-actions { gap: 5px; }
    html { scroll-padding-top: 54px; }
    .section-card { padding: 14px 10px; border-radius: var(--radius-md); }
    .stats-row { gap: 4px; }
    .stat-item { padding: 10px 4px; }
    .stat-value { font-size: 0.9rem; }
    .stat-label { font-size: 0.62rem; }
}