:root {
    --blue: #80d6ff;
    --yellow-green: #edf798;
    --peach: #fab57a;
    --coral: #f06868;
    --white: #ffffff;
    --bg-light: #f9fafb;
    --text-dark: #2c3e50;
    --text-gray: #5a6c7d;
    --text-light: #7b8fa1;
    --border: #e8ecf1;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.10);
    --shadow-lg: 0 8px 28px rgba(0, 0, 0, 0.13);
    --radius-sm: 8px;
    --radius: 12px;
    --radius-lg: 16px;
    --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --max-width: 1320px;
    --nav-height: 62px;
}

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

html { scroll-behavior: smooth; scroll-padding-top: var(--nav-height); }

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
    background-color: #f5f6f8; color: var(--text-dark); line-height: 1.6; min-width: 320px;
    -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale;
}

/* ========== 顶部导航 - 100%宽度 ========== */
.top-nav {
    position: sticky; top: 0; z-index: 1000; width: 100%; background: var(--white);
    border-bottom: 1px solid var(--border); box-shadow: var(--shadow-sm); height: var(--nav-height);
    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-brand h1 {
    font-size: 1.5rem; font-weight: 700; color: var(--coral); letter-spacing: 0.5px;
    white-space: nowrap; cursor: pointer; transition: var(--transition); margin: 0; line-height: 1;
}
.nav-brand h1:hover { color: #e05555; }
.nav-brand h1 .icon-part { color: var(--blue); }

.nav-links { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; justify-content: flex-end; }
.nav-links a {
    text-decoration: none; color: var(--text-gray); font-size: 0.9rem; font-weight: 500;
    padding: 7px 14px; border-radius: 20px; transition: var(--transition); white-space: nowrap; letter-spacing: 0.3px;
}
.nav-links a:hover { background: #f0f4f8; color: var(--text-dark); }
.nav-links a.nav-cta {
    background: var(--coral); color: #fff; font-weight: 600; padding: 8px 18px;
    border-radius: 22px; box-shadow: 0 3px 12px rgba(240, 104, 104, 0.3); transition: var(--transition);
}
.nav-links a.nav-cta:hover { background: #e05555; box-shadow: 0 5px 18px rgba(240, 104, 104, 0.4); transform: translateY(-1px); }

.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 8px; flex-direction: column; gap: 5px; z-index: 1001; }
.nav-toggle span { display: block; width: 24px; height: 2.5px; background: var(--text-dark); border-radius: 2px; transition: var(--transition); }
.nav-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ========== 主布局 ========== */
.main-container { max-width: var(--max-width); margin: 0 auto; padding: 20px 20px 30px; display: flex; gap: 24px; }
.content-left { flex: 1; min-width: 0; }
.sidebar-right { width: 330px; flex-shrink: 0; display: flex; flex-direction: column; gap: 20px; }

/* ========== 通用区块 ========== */
.section-block { background: var(--white); border-radius: var(--radius-lg); padding: 24px; box-shadow: var(--shadow-sm); margin-bottom: 20px; border: 1px solid var(--border); transition: var(--transition); }
.section-block:hover { box-shadow: var(--shadow-md); }
.section-title { font-size: 1.25rem; font-weight: 700; color: var(--text-dark); margin-bottom: 16px; padding-left: 14px; border-left: 4px solid var(--coral); letter-spacing: 0.4px; display: flex; align-items: center; gap: 8px; }
.section-title .title-accent { display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--peach); flex-shrink: 0; }
.section-subtitle { font-size: 0.85rem; color: var(--text-light); margin-bottom: 14px; letter-spacing: 0.3px; }

/* ========== 热门漫画网格 ========== */
.comic-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 16px; }
.comic-card { background: var(--white); border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); transition: var(--transition); cursor: pointer; display: flex; flex-direction: column; }
.comic-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: #d0d8e0; }
.comic-card-img-wrap { position: relative; width: 100%; aspect-ratio: 2 / 3; overflow: hidden; background: #eef1f5; }
.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(--coral); color: #fff; font-size: 0.7rem; font-weight: 700; padding: 3px 8px; border-radius: 10px; letter-spacing: 0.4px; z-index: 2; }
.comic-card-body { padding: 10px 12px; flex: 1; display: flex; flex-direction: column; gap: 3px; }
.comic-card-body h3 { font-size: 0.9rem; font-weight: 700; color: var(--text-dark); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; letter-spacing: 0.3px; }
.comic-card-body .comic-meta { font-size: 0.7rem; color: var(--text-light); line-height: 1.4; display: flex; flex-wrap: wrap; gap: 2px 6px; }
.comic-card-body .comic-meta span { white-space: nowrap; }
.comic-card-body .comic-tags { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 3px; }
.comic-card-body .comic-tags .tag { font-size: 0.65rem; padding: 2px 7px; border-radius: 10px; background: #f0f4f8; color: var(--text-gray); white-space: nowrap; letter-spacing: 0.2px; }
.comic-card-body .comic-tags .tag.highlight { background: var(--yellow-green); color: #4a5e1a; font-weight: 600; }

/* ========== 右侧栏卡片 ========== */
.sidebar-card { background: var(--white); border-radius: var(--radius-lg); padding: 18px 16px; box-shadow: var(--shadow-sm); border: 1px solid var(--border); transition: var(--transition); }
.sidebar-card:hover { box-shadow: var(--shadow-md); }
.sidebar-card h4 { font-size: 1rem; font-weight: 700; margin-bottom: 12px; color: var(--text-dark); display: flex; align-items: center; gap: 6px; letter-spacing: 0.3px; }
.sidebar-card h4 .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--peach); flex-shrink: 0; }
.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: #fafcfd; border-color: #e8ecf1; }
.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; letter-spacing: 0.3px; }
.rank-num.top1 { background: var(--coral); } .rank-num.top2 { background: #f5906b; } .rank-num.top3 { background: var(--peach); } .rank-num.normal { background: #c5cdd5; }
.rank-info { flex: 1; min-width: 0; }
.rank-info .rank-title { font-size: 0.85rem; font-weight: 600; color: var(--text-dark); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; letter-spacing: 0.3px; }
.rank-info .rank-sub { font-size: 0.7rem; color: var(--text-light); }
.rank-change { font-size: 0.75rem; font-weight: 600; white-space: nowrap; } .rank-change.up { color: #e05555; } .rank-change.down { color: #5a9; }

/* 总阅读 */
.total-read-card { text-align: center; background: linear-gradient(135deg, #fefefe 0%, #fdf8f5 100%); border: 2px solid var(--peach); border-radius: var(--radius-lg); padding: 20px 16px; }
.total-read-card .big-number { font-size: 2.4rem; font-weight: 800; color: var(--coral); letter-spacing: 1px; line-height: 1; }
.total-read-card .unit { font-size: 0.9rem; color: var(--text-gray); font-weight: 500; }
.total-read-card .update-time { font-size: 0.7rem; color: var(--text-light); margin-top: 6px; }

/* 数据统计 */
.stats-row { display: flex; gap: 10px; flex-wrap: wrap; }
.stat-item { flex: 1; min-width: 70px; text-align: center; background: #fafcfd; border-radius: var(--radius-sm); padding: 12px 8px; border: 1px solid var(--border); }
.stat-item .stat-val { font-size: 1.3rem; font-weight: 700; color: var(--text-dark); letter-spacing: 0.5px; }
.stat-item .stat-label { font-size: 0.7rem; color: var(--text-light); margin-top: 2px; }
.stat-item.accent { border-color: var(--blue); background: #f6fbff; }
.stat-item.accent .stat-val { color: #3a9fd4; }

/* ========== 评论列表 ========== */
.comment-list { display: flex; flex-direction: column; gap: 14px; }
.comment-item { padding: 16px; border-radius: var(--radius); background: #fafcfd; border: 1px solid var(--border); transition: var(--transition); }
.comment-item:hover { border-color: #d0d8e0; background: #fff; box-shadow: var(--shadow-sm); }
.comment-header { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; }
.comment-user { font-weight: 600; font-size: 0.85rem; color: var(--text-dark); letter-spacing: 0.3px; }
.comment-time { font-size: 0.7rem; color: var(--text-light); }
.comment-body { font-size: 0.85rem; color: var(--text-gray); line-height: 1.7; letter-spacing: 0.3px; }

/* ========== 角色介绍 ========== */
.character-grid { display: flex; gap: 20px; flex-wrap: wrap; }
.character-card { flex: 1; min-width: 200px; background: #fafcfd; border-radius: var(--radius); border: 1px solid var(--border); padding: 16px; display: flex; gap: 14px; align-items: flex-start; transition: var(--transition); }
.character-card:hover { box-shadow: var(--shadow-md); border-color: #d0d8e0; }
.character-card img { width: 80px; height: 100px; object-fit: cover; border-radius: var(--radius-sm); flex-shrink: 0; background: #e8ecf1; }
.character-info h5 { font-weight: 700; font-size: 0.95rem; margin-bottom: 4px; color: var(--text-dark); letter-spacing: 0.3px; }
.character-info p { font-size: 0.78rem; color: var(--text-gray); line-height: 1.5; }

/* ========== 平台介绍 & APP下载 ========== */
.platform-intro p { font-size: 0.9rem; color: var(--text-gray); line-height: 1.8; letter-spacing: 0.3px; }
.download-grid { display: flex; gap: 12px; flex-wrap: wrap; }
.download-btn { display: flex; align-items: center; gap: 8px; padding: 12px 18px; border-radius: 25px; font-weight: 600; font-size: 0.85rem; text-decoration: none; transition: var(--transition); letter-spacing: 0.3px; border: 2px solid transparent; cursor: pointer; white-space: nowrap; }
.download-btn.android { background: #e8faf0; color: #1a7a3a; border-color: #b8e6cc; }
.download-btn.android:hover { background: #d4f5e3; transform: translateY(-2px); box-shadow: 0 4px 14px rgba(26, 122, 58, 0.2); }
.download-btn.ios { background: #f5f5f7; color: #1d1d1f; border-color: #d2d2d7; }
.download-btn.ios:hover { background: #e8e8ed; transform: translateY(-2px); box-shadow: 0 4px 14px rgba(0, 0, 0, 0.15); }
.download-btn.pc { background: #f0f4f8; color: #3a4f63; border-color: #c5cdd5; }
.download-btn.pc:hover { background: #e4ebf2; transform: translateY(-2px); box-shadow: 0 4px 14px rgba(58, 79, 99, 0.2); }
.download-btn.mac { background: #f5f5f7; color: #1d1d1f; border-color: #d2d2d7; }
.download-btn.mac:hover { background: #e8e8ed; transform: translateY(-2px); box-shadow: 0 4px 14px rgba(0, 0, 0, 0.15); }
.app-icon { flex-shrink: 0; }

/* ========== 底部导航 - 100%宽度 ========== */
.bottom-nav { width: 100%; background: #2c3e50; color: #ccd6dd; padding: 30px 20px; margin-top: 20px; }
.bottom-nav-inner { max-width: var(--max-width); margin: 0 auto; display: flex; flex-wrap: wrap; gap: 24px; justify-content: space-between; align-items: flex-start; }
.bottom-nav .footer-col h5 { color: #fff; font-size: 0.95rem; margin-bottom: 10px; font-weight: 600; letter-spacing: 0.4px; }
.bottom-nav .footer-col a { display: block; color: #a0b0bb; text-decoration: none; font-size: 0.8rem; padding: 4px 0; transition: var(--transition); letter-spacing: 0.3px; }
.bottom-nav .footer-col a:hover { color: #fff; text-decoration: underline; }
.bottom-nav .footer-bottom { width: 100%; max-width: var(--max-width); margin: 20px auto 0; padding-top: 16px; border-top: 1px solid #3d4f5c; text-align: center; font-size: 0.75rem; color: #8a9ba8; letter-spacing: 0.3px; }
.bottom-nav .footer-links-row { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin-top: 8px; }
.bottom-nav .footer-links-row a { color: #a0b0bb; text-decoration: none; font-size: 0.8rem; padding: 4px 10px; border-radius: 12px; transition: var(--transition); letter-spacing: 0.3px; border: 1px solid #3d4f5c; }
.bottom-nav .footer-links-row a:hover { color: #fff; border-color: #5a7080; background: #354550; }

/* ========== 响应式 ========== */
@media (max-width: 1100px) { .comic-grid { grid-template-columns: repeat(4, 1fr); } .sidebar-right { width: 280px; } }
@media (max-width: 900px) { .main-container { flex-direction: column; gap: 16px; } .sidebar-right { width: 100%; display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; } .comic-grid { grid-template-columns: repeat(3, 1fr); } .nav-links a { font-size: 0.78rem; padding: 6px 10px; } .nav-brand h1 { font-size: 1.25rem; } }
@media (max-width: 640px) { .comic-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; } .sidebar-right { grid-template-columns: 1fr; } .nav-links { display: none; position: absolute; top: var(--nav-height); left: 0; width: 100%; background: #fff; flex-direction: column; padding: 12px 16px; box-shadow: var(--shadow-lg); border-bottom: 2px solid var(--border); gap: 2px; z-index: 999; } .nav-links.show { display: flex; } .nav-links a { padding: 10px 14px; border-radius: 8px; font-size: 0.9rem; } .nav-toggle { display: flex; } .character-grid { flex-direction: column; } .character-card { min-width: auto; } .download-grid { flex-direction: column; } .download-btn { justify-content: center; } .section-block { padding: 16px; } .section-title { font-size: 1.1rem; } .bottom-nav-inner { flex-direction: column; gap: 18px; } .comic-card-body h3 { font-size: 0.8rem; } .comic-card-body .comic-meta { font-size: 0.65rem; } }
@media (max-width: 380px) { .comic-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; } .comic-card-body { padding: 6px 8px; } .comic-card-body h3 { font-size: 0.75rem; } }