:root {
    --color-dark: #34495e;
    --color-teal: #5da0a2;
    --color-light-teal: #aacfd0;
    --color-bg: #f4f7f7;
    --color-white: #ffffff;
    --color-text: #2c3e50;
    --color-text-light: #5a6c7d;
    --color-border: #e0e8ea;
    --color-accent: #3d7a7c;
    --color-star: #e8a840;
    --color-red: #c0392b;
    --color-green: #27ae60;
    --shadow-sm: 0 1px 3px rgba(52, 73, 94, 0.08);
    --shadow-md: 0 4px 16px rgba(52, 73, 94, 0.12);
    --shadow-lg: 0 8px 32px rgba(52, 73, 94, 0.16);
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --max-width: 1320px;
    --sidebar-width: 340px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 70px; font-size: 16px; }
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
    background-color: var(--color-bg); color: var(--color-text); line-height: 1.6; min-height: 100vh;
    -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale;
}

.top-nav { width: 100%; background-color: var(--color-dark); position: sticky; top: 0; z-index: 1000; box-shadow: 0 2px 12px rgba(0,0,0,0.2); height: 60px; display: flex; align-items: center; }
.top-nav-inner { width: 100%; max-width: var(--max-width); margin: 0 auto; padding: 0 20px; display: flex; align-items: center; justify-content: space-between; height: 100%; }
.nav-left { display: flex; align-items: center; gap: 28px; flex-shrink: 0; }
.site-name { margin: 0; font-size: 1.5rem; font-weight: 700; letter-spacing: 0.5px; white-space: nowrap; }
.site-name a { color: #ffffff; text-decoration: none; transition: var(--transition); }
.site-name a:hover { color: var(--color-light-teal); }
.nav-links { display: flex; align-items: center; gap: 6px; list-style: none; flex-wrap: wrap; }
.nav-links li a { display: inline-block; padding: 7px 14px; color: #c8d6db; text-decoration: none; font-size: 0.9rem; font-weight: 500; border-radius: 20px; transition: var(--transition); white-space: nowrap; }
.nav-links li a:hover, .nav-links li a:focus { color: #ffffff; background-color: rgba(255,255,255,0.1); outline: none; }
.nav-right { display: flex; align-items: center; gap: 14px; flex-shrink: 0; }
.btn-login { display: inline-flex; align-items: center; gap: 6px; padding: 8px 18px; background: transparent; color: #ffffff; border: 1.5px solid rgba(255,255,255,0.5); border-radius: 22px; cursor: pointer; font-size: 0.88rem; font-weight: 500; transition: var(--transition); white-space: nowrap; text-decoration: none; }
.btn-login:hover { background: rgba(255,255,255,0.12); border-color: #ffffff; }
.btn-cta { display: inline-flex; align-items: center; gap: 6px; padding: 9px 20px; background: var(--color-teal); color: #ffffff; border: none; border-radius: 22px; cursor: pointer; font-size: 0.9rem; font-weight: 600; transition: var(--transition); white-space: nowrap; text-decoration: none; letter-spacing: 0.3px; }
.btn-cta:hover { background: #4a8b8d; box-shadow: 0 4px 14px rgba(93,160,162,0.45); transform: translateY(-1px); }
.mobile-menu-toggle { display: none; background: none; border: none; cursor: pointer; padding: 8px; color: #ffffff; }
.mobile-menu-toggle span { display: block; width: 24px; height: 2.5px; background: #ffffff; margin: 5px 0; border-radius: 2px; transition: var(--transition); }

.main-wrapper { max-width: var(--max-width); margin: 0 auto; padding: 24px 20px 40px; display: grid; grid-template-columns: 1fr var(--sidebar-width); gap: 28px; align-items: start; }
.main-content { min-width: 0; }
.sidebar { display: flex; flex-direction: column; gap: 20px; position: sticky; top: 84px; }

.section-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; flex-wrap: wrap; gap: 10px; }
.section-title { font-size: 1.35rem; font-weight: 700; color: var(--color-dark); position: relative; padding-left: 16px; letter-spacing: 0.3px; }
.section-title::before { content: ''; position: absolute; left: 0; top: 4px; bottom: 4px; width: 4px; background: var(--color-teal); border-radius: 2px; }
.section-more { color: var(--color-teal); text-decoration: none; font-size: 0.88rem; font-weight: 500; transition: var(--transition); white-space: nowrap; }
.section-more:hover { color: var(--color-accent); text-decoration: underline; }

.comic-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 16px; }
.comic-card { background: var(--color-white); border-radius: var(--radius-md); overflow: hidden; box-shadow: var(--shadow-sm); transition: var(--transition); cursor: pointer; display: flex; flex-direction: column; position: relative; }
.comic-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.comic-card-img-wrap { position: relative; width: 100%; aspect-ratio: 3 / 4; overflow: hidden; background: #e8ecef; }
.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(--color-red); color: #fff; font-size: 0.7rem; font-weight: 700; padding: 3px 8px; border-radius: 10px; letter-spacing: 0.5px; z-index: 2; }
.comic-card-rank { position: absolute; top: 8px; right: 8px; background: rgba(52,73,94,0.85); color: #fff; font-size: 0.75rem; font-weight: 700; width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center; z-index: 2; }
.comic-card-body { padding: 11px 13px 13px; flex: 1; display: flex; flex-direction: column; gap: 5px; }
.comic-card-title { font-size: 0.95rem; font-weight: 700; color: var(--color-dark); line-height: 1.3; display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden; }
.comic-card-meta { font-size: 0.75rem; color: var(--color-text-light); display: flex; flex-wrap: wrap; gap: 4px 8px; line-height: 1.4; }
.comic-card-meta span { white-space: nowrap; }
.comic-card-tags { display: flex; flex-wrap: wrap; gap: 5px; margin-top: 2px; }
.comic-tag { display: inline-block; font-size: 0.68rem; padding: 2px 8px; border-radius: 10px; background: #eaf4f4; color: var(--color-teal); font-weight: 500; white-space: nowrap; }

.featured-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.featured-card { background: var(--color-white); border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-md); transition: var(--transition); cursor: pointer; display: flex; flex-direction: column; border: 1px solid var(--color-light-teal); }
.featured-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-3px); border-color: var(--color-teal); }
.featured-card-img-wrap { width: 100%; aspect-ratio: 16 / 10; overflow: hidden; background: #e8ecef; }
.featured-card-img-wrap img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform 0.4s ease; }
.featured-card:hover .featured-card-img-wrap img { transform: scale(1.05); }
.featured-card-body { padding: 14px 16px 16px; flex: 1; display: flex; flex-direction: column; gap: 6px; }
.featured-card-title { font-size: 1rem; font-weight: 700; color: var(--color-dark); }
.featured-card-desc { font-size: 0.8rem; color: var(--color-text-light); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

.comic-detail-card { background: var(--color-white); border-radius: var(--radius-lg); padding: 24px 28px; box-shadow: var(--shadow-md); display: flex; gap: 24px; flex-wrap: wrap; }
.comic-detail-cover { flex-shrink: 0; width: 180px; aspect-ratio: 3 / 4; border-radius: var(--radius-sm); overflow: hidden; box-shadow: var(--shadow-sm); background: #e8ecef; }
.comic-detail-cover img { width: 100%; height: 100%; object-fit: cover; display: block; }
.comic-detail-info { flex: 1; min-width: 240px; display: flex; flex-direction: column; gap: 10px; }
.comic-detail-info h3 { font-size: 1.3rem; font-weight: 700; color: var(--color-dark); }
.comic-detail-meta { display: flex; flex-wrap: wrap; gap: 8px 16px; font-size: 0.88rem; color: var(--color-text-light); }
.comic-detail-meta strong { color: var(--color-dark); }
.comic-detail-desc { font-size: 0.9rem; color: var(--color-text-light); line-height: 1.7; }

.characters-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.character-card { background: var(--color-white); border-radius: var(--radius-md); overflow: hidden; box-shadow: var(--shadow-sm); transition: var(--transition); text-align: center; cursor: pointer; }
.character-card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }
.character-card-img-wrap { width: 100%; aspect-ratio: 1 / 1; overflow: hidden; background: #e8ecef; }
.character-card-img-wrap img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform 0.4s ease; }
.character-card:hover .character-card-img-wrap img { transform: scale(1.06); }
.character-card-body { padding: 12px 14px 14px; }
.character-card-body h4 { font-size: 0.95rem; font-weight: 700; color: var(--color-dark); margin-bottom: 3px; }
.character-card-body .role-tag { font-size: 0.72rem; color: var(--color-teal); font-weight: 500; }
.character-card-body p { font-size: 0.78rem; color: var(--color-text-light); margin-top: 5px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

.comments-list { display: flex; flex-direction: column; gap: 14px; }
.comment-item { background: var(--color-white); border-radius: var(--radius-md); padding: 16px 20px; box-shadow: var(--shadow-sm); transition: var(--transition); }
.comment-item:hover { box-shadow: var(--shadow-md); }
.comment-header { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; }
.comment-user { font-weight: 600; font-size: 0.9rem; color: var(--color-dark); }
.comment-time { font-size: 0.75rem; color: #999; margin-left: auto; }
.comment-body { font-size: 0.88rem; color: var(--color-text-light); line-height: 1.65; }

.platform-intro { background: var(--color-white); border-radius: var(--radius-lg); padding: 24px 28px; box-shadow: var(--shadow-md); line-height: 1.75; }
.platform-intro h3 { font-size: 1.2rem; font-weight: 700; color: var(--color-dark); margin-bottom: 10px; }
.platform-intro p { font-size: 0.9rem; color: var(--color-text-light); margin-bottom: 8px; }

.app-download-section { background: var(--color-white); border-radius: var(--radius-lg); padding: 24px 28px; box-shadow: var(--shadow-md); }
.app-download-section h3 { font-size: 1.2rem; font-weight: 700; color: var(--color-dark); margin-bottom: 14px; }
.app-download-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.app-download-card { display: flex; align-items: center; gap: 10px; padding: 14px 16px; border-radius: var(--radius-md); background: #f9fbfb; border: 1.5px solid var(--color-border); text-decoration: none; transition: var(--transition); cursor: pointer; }
.app-download-card:hover { border-color: var(--color-teal); background: #eef7f7; box-shadow: var(--shadow-sm); }
.app-download-card .app-icon { flex-shrink: 0; width: 40px; height: 40px; display: flex; align-items: center; justify-content: center; background: #fff; border-radius: 10px; box-shadow: var(--shadow-sm); padding: 6px; }
.app-download-card .app-icon img { width: 100%; height: 100%; object-fit: contain; display: block; }
.app-download-info { display: flex; flex-direction: column; gap: 2px; }
.app-download-info .app-name { font-weight: 600; font-size: 0.85rem; color: var(--color-dark); }
.app-download-info .app-ver { font-size: 0.7rem; color: #999; }

.sidebar-card { background: var(--color-white); border-radius: var(--radius-md); padding: 18px 18px; box-shadow: var(--shadow-sm); }
.sidebar-card h4 { font-size: 1rem; font-weight: 700; color: var(--color-dark); margin-bottom: 12px; padding-bottom: 10px; border-bottom: 2px solid var(--color-light-teal); letter-spacing: 0.3px; }
.rank-list { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.rank-list li { display: flex; align-items: center; gap: 10px; padding: 7px 8px; border-radius: 6px; transition: var(--transition); cursor: pointer; }
.rank-list li:hover { background: #f5f9f9; }
.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: #b0c4c5; }
.rank-list li:nth-child(1) .rank-num { background: #e8a840; }
.rank-list li:nth-child(2) .rank-num { background: #a0b8b9; }
.rank-list li:nth-child(3) .rank-num { background: #c49b6c; }
.rank-info { flex: 1; min-width: 0; }
.rank-title { font-size: 0.85rem; font-weight: 600; color: var(--color-dark); display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden; }
.rank-sub { font-size: 0.7rem; color: #999; }
.rank-change { font-size: 0.75rem; font-weight: 600; flex-shrink: 0; }
.rank-up { color: #e74c3c; } .rank-down { color: #27ae60; } .rank-stable { color: #999; }
.total-read-info { text-align: center; padding: 8px 0; }
.total-read-num { font-size: 2rem; font-weight: 800; color: var(--color-teal); letter-spacing: 1px; }
.total-read-label { font-size: 0.8rem; color: #999; margin-top: 2px; }
.total-read-time { font-size: 0.7rem; color: #b0b0b0; margin-top: 4px; }
.stats-row { display: flex; gap: 10px; text-align: center; }
.stat-item { flex: 1; background: #f9fbfb; border-radius: 8px; padding: 12px 6px; }
.stat-value { font-size: 1.3rem; font-weight: 700; color: var(--color-dark); }
.stat-label { font-size: 0.7rem; color: #999; margin-top: 2px; }

.footer { width: 100%; background: var(--color-dark); color: #c8d6db; padding: 32px 20px 20px; margin-top: 20px; }
.footer-inner { max-width: var(--max-width); margin: 0 auto; display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.footer-col h5 { color: #ffffff; font-size: 0.95rem; font-weight: 700; margin-bottom: 12px; letter-spacing: 0.3px; }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 6px; }
.footer-col ul li a { color: #b0bec5; text-decoration: none; font-size: 0.82rem; transition: var(--transition); }
.footer-col ul li a:hover { color: #ffffff; text-decoration: underline; }
.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: 0.78rem; color: #8a9ba5; display: flex; flex-wrap: wrap; justify-content: center; gap: 16px; }
.footer-bottom a { color: #aacfd0; text-decoration: none; font-weight: 500; transition: var(--transition); }
.footer-bottom a:hover { color: #ffffff; text-decoration: underline; }

@media (max-width: 1200px) { .comic-grid { grid-template-columns: repeat(4, 1fr); } .featured-grid { grid-template-columns: repeat(3, 1fr); } .characters-grid { grid-template-columns: repeat(3, 1fr); } .app-download-grid { grid-template-columns: repeat(2, 1fr); } .main-wrapper { grid-template-columns: 1fr 300px; gap: 20px; } :root { --sidebar-width: 300px; } }
@media (max-width: 992px) { .main-wrapper { grid-template-columns: 1fr; gap: 20px; } .sidebar { position: static; display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; } .comic-grid { grid-template-columns: repeat(3, 1fr); gap: 12px; } .featured-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; } .characters-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; } .footer-inner { grid-template-columns: repeat(2, 1fr); } .nav-links { display: none; } .mobile-menu-toggle { display: block; } .nav-links.mobile-open { display: flex; flex-direction: column; position: absolute; top: 60px; left: 0; width: 100%; background: var(--color-dark); padding: 12px 20px; gap: 4px; z-index: 999; box-shadow: 0 8px 20px rgba(0,0,0,0.3); } .nav-links.mobile-open li a { display: block; padding: 10px 16px; font-size: 0.95rem; } .comic-detail-card { flex-direction: column; align-items: center; text-align: center; } .comic-detail-cover { width: 140px; } }
@media (max-width: 640px) { .comic-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; } .featured-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; } .characters-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; } .app-download-grid { grid-template-columns: 1fr 1fr; gap: 10px; } .sidebar { grid-template-columns: 1fr; } .footer-inner { grid-template-columns: 1fr 1fr; gap: 16px; } .nav-right { gap: 8px; } .btn-login { padding: 6px 12px; font-size: 0.78rem; } .btn-cta { padding: 7px 14px; font-size: 0.8rem; } .site-name { font-size: 1.2rem; } .section-title { font-size: 1.1rem; } .comic-detail-card { padding: 16px; } .comic-detail-cover { width: 120px; } .stats-row { flex-direction: column; gap: 8px; } .top-nav-inner { padding: 0 12px; } .main-wrapper { padding: 16px 10px 28px; } }
@media (max-width: 380px) { .comic-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; } .app-download-grid { grid-template-columns: 1fr; } .nav-right { gap: 5px; } .btn-cta { padding: 6px 10px; font-size: 0.75rem; } .btn-login { padding: 5px 10px; font-size: 0.72rem; } }