/* ============================================================
   歪歪漫画在线阅读免费 - 全站样式表
   漫画书店风：纸张白底、书脊色点缀、封面陈列感
   ============================================================ */

/* ============================================================
   1. Base - 基础变量、重置、全局字体与颜色
   ============================================================ */

:root {
  --paper: #f5f0e8;
  --paper-light: #fdfaf5;
  --ink: #3e2f1c;
  --ink-soft: #5c4d3a;
  --ink-faint: #8a7a67;
  --red: #c0392b;
  --blue: #2980b9;
  --orange: #e67e22;
  --line: #e0d6c6;
  --card-bg: #fffdf8;
  --shadow-sm: 0 1px 3px rgba(62, 47, 28, 0.08);
  --shadow-md: 0 4px 14px rgba(62, 47, 28, 0.1);
  --radius: 8px;
  --radius-sm: 6px;
  --container: 1200px;
  --font-serif: Georgia, "Times New Roman", "Songti SC", "SimSun", serif;
  --font-sans: Arial, "Helvetica Neue", "PingFang SC", "Microsoft YaHei", sans-serif;
  --header-h: 72px;
  --transition: 0.25s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink);
  background-color: var(--paper);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--blue);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--red);
}

ul,
ol {
  list-style-position: inside;
}

h1, h2, h3, h4, h5 {
  font-family: var(--font-serif);
  line-height: 1.35;
  font-weight: 700;
  color: var(--ink);
}

h1 {
  font-size: 2.1rem;
}

h2 {
  font-size: 1.6rem;
}

h3 {
  font-size: 1.2rem;
}

p {
  margin-bottom: 1em;
}

/* ============================================================
   2. Layout - 全站布局骨架：页头、主容器、页脚
   ============================================================ */

.site-body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.site-main {
  flex: 1 0 auto;
  width: 100%;
}

.site-inner {
  background-color: var(--paper);
}

/* ---- 页头 ---- */

.site-header {
  background-color: var(--paper-light);
  border-bottom: 3px solid var(--red);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.header-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand-logo {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
  flex-shrink: 0;
}

.brand-name {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--red);
  letter-spacing: 0.02em;
}

.brand-slogan {
  font-size: 0.78rem;
  color: var(--ink-faint);
}

.site-nav {
  flex-shrink: 0;
}

.nav-list {
  display: flex;
  list-style: none;
  align-items: center;
  gap: 4px;
}

.nav-list li a {
  display: block;
  padding: 8px 16px;
  font-size: 0.95rem;
  color: var(--ink);
  border-radius: var(--radius-sm);
  border-bottom: 2px solid transparent;
  transition: color var(--transition), background-color var(--transition), border-color var(--transition);
}

.nav-list li a:hover {
  color: var(--red);
  background-color: rgba(192, 57, 43, 0.06);
}

.nav-list li a.is-current {
  color: var(--red);
  font-weight: 700;
  border-bottom-color: var(--red);
  background-color: rgba(192, 57, 43, 0.05);
}

/* 汉堡按钮：桌面隐藏 */

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 44px;
  height: 44px;
  padding: 10px;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  border-radius: var(--radius-sm);
}

.nav-toggle-bar {
  display: block;
  width: 100%;
  height: 3px;
  background-color: var(--ink);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

/* ---- 页脚 ---- */

.site-footer {
  background-color: #2c231a;
  color: #cbbfa8;
  margin-top: 0;
}

.footer-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 48px 24px 24px;
}

.footer-brand {
  margin-bottom: 36px;
}

.footer-brand-name {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  color: #f0e6d2;
  margin-bottom: 6px;
}

.footer-desc {
  font-size: 0.9rem;
  color: #a8987e;
  max-width: 480px;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  padding-bottom: 32px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  margin-bottom: 24px;
}

.footer-link-group h3 {
  font-size: 1rem;
  color: #e8dcc4;
  margin-bottom: 12px;
  font-family: var(--font-sans);
}

.footer-link-group ul {
  list-style: none;
}

.footer-link-group ul li {
  margin-bottom: 8px;
}

.footer-link-group ul li a {
  color: #b3a388;
  font-size: 0.9rem;
}

.footer-link-group ul li a:hover {
  color: #f0e6d2;
}

.footer-copyright {
  font-size: 0.82rem;
  color: #8a7a67;
  text-align: center;
}

/* ---- 面包屑 ---- */

.breadcrumb {
  max-width: var(--container);
  margin: 0 auto;
  padding: 20px 24px 0;
  font-size: 0.88rem;
  color: var(--ink-faint);
}

.breadcrumb a {
  color: var(--ink-faint);
}

.breadcrumb a:hover {
  color: var(--red);
}

.breadcrumb-sep {
  margin: 0 8px;
  color: #b8aa94;
}

.breadcrumb-current {
  color: var(--ink);
  font-weight: 600;
}

/* ---- 页面标题区 ---- */

.page-header {
  max-width: var(--container);
  margin: 0 auto;
  padding: 32px 24px 8px;
}

.page-title {
  font-size: 2rem;
  margin-bottom: 10px;
  color: var(--ink);
}

.page-description {
  font-size: 1rem;
  color: var(--ink-soft);
  max-width: 720px;
}

/* ---- 通用 section 标题 ---- */

.section-title {
  font-size: 1.6rem;
  position: relative;
  padding-left: 14px;
  margin-bottom: 12px;
}

.section-title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  bottom: 6px;
  width: 4px;
  background-color: var(--red);
  border-radius: 2px;
}

.section-intro {
  color: var(--ink-soft);
  font-size: 0.95rem;
  margin-bottom: 24px;
  max-width: 720px;
}

/* ============================================================
   3. Components - 通用组件
   ============================================================ */

/* ---- 漫画封面卡（通用） ---- */

.comic-card {
  background-color: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
}

.comic-card:hover {
  transform: translateY(-4px) scale(1.02);
  box-shadow: var(--shadow-md);
}

.comic-card img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  background-color: #e8e0d0;
}

.comic-card h4,
.comic-card .comic-name {
  font-size: 1rem;
  padding: 10px 12px 4px;
  font-family: var(--font-sans);
  font-weight: 700;
}

.comic-card .comic-status {
  font-size: 0.82rem;
  color: var(--ink-faint);
  padding: 0 12px 10px;
}

.comic-card .meta {
  font-size: 0.82rem;
  color: var(--ink-faint);
  padding: 0 12px 10px;
}

/* 更新状态标签 */

.update-status,
.update-badge {
  display: inline-block;
  font-size: 0.74rem;
  font-weight: 700;
  color: #fff;
  background-color: var(--blue);
  padding: 2px 10px;
  border-radius: 20px;
  margin: 0 12px 10px;
  white-space: nowrap;
}

/* ---- 更多链接 ---- */

.more-link {
  display: inline-block;
  margin-top: 20px;
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--red);
  padding: 8px 20px;
  border: 1px solid var(--red);
  border-radius: var(--radius-sm);
  transition: background-color var(--transition), color var(--transition);
}

.more-link:hover {
  background-color: var(--red);
  color: #fff;
}

/* ---- 相关链接 ---- */

.related-links {
  max-width: var(--container);
  margin: 0 auto;
  padding: 32px 24px 40px;
  font-size: 0.95rem;
  color: var(--ink-soft);
}

.related-links p {
  margin-bottom: 8px;
}

.related-links a {
  margin-right: 12px;
  font-weight: 600;
}

/* ---- 日期分组标题 ---- */

.update-date {
  font-size: 1.05rem;
  color: var(--blue);
  margin-bottom: 16px;
  padding-bottom: 6px;
  border-bottom: 1px dashed var(--line);
}

/* ============================================================
   4. Pages - 首页
   ============================================================ */

.home-main {
  width: 100%;
}

/* ---- 首屏 Hero：左文右封面墙 ---- */

.hero-section {
  max-width: var(--container);
  margin: 0 auto;
  padding: 48px 24px 40px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.hero-copy h1 {
  font-size: 2.3rem;
  margin-bottom: 18px;
  color: var(--ink);
}

.hero-lead {
  font-size: 1.1rem;
  color: var(--ink-soft);
  margin-bottom: 28px;
  max-width: 480px;
}

.hero-cta {
  display: inline-block;
  background-color: var(--red);
  color: #fff;
  font-weight: 700;
  font-size: 1.05rem;
  padding: 12px 32px;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-md);
  transition: background-color var(--transition), transform var(--transition);
}

.hero-cta:hover {
  background-color: #a93226;
  color: #fff;
  transform: translateY(-2px);
}

.hero-cover-wall {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.hero-cover {
  background-color: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.hero-cover:first-child {
  grid-row: span 2;
}

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

.hero-cover figcaption {
  padding: 8px 12px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--ink);
  background-color: var(--card-bg);
}

/* ---- 题材分类导航带 ---- */

.category-strip {
  max-width: var(--container);
  margin: 0 auto;
  padding: 40px 24px;
}

.category-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.category-tag {
  display: inline-block;
  padding: 10px 22px;
  background-color: var(--card-bg);
  border: 1px solid var(--line);
  border-left: 4px solid var(--orange);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--ink);
  transition: border-color var(--transition), background-color var(--transition), color var(--transition);
}

.category-tag:hover {
  border-left-color: var(--red);
  background-color: #f0e6d2;
  color: var(--red);
}

/* ---- 最近更新列表 ---- */

.recent-updates-section {
  max-width: var(--container);
  margin: 0 auto;
  padding: 40px 24px;
}

.update-group {
  margin-bottom: 32px;
}

.update-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

/* ---- 人气榜单预览 ---- */

.popular-preview {
  max-width: var(--container);
  margin: 0 auto;
  padding: 40px 24px;
  background-color: var(--paper-light);
  border-radius: var(--radius);
  margin-bottom: 40px;
}

.ranking-preview-list {
  list-style: none;
  counter-reset: rank-counter;
}

.ranking-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.ranking-item:last-child {
  border-bottom: none;
}

.ranking-number {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--orange);
  min-width: 40px;
  text-align: center;
  line-height: 1.2;
}

.ranking-info h3 {
  font-size: 1.05rem;
  margin-bottom: 4px;
}

.ranking-info p {
  font-size: 0.88rem;
  color: var(--ink-faint);
  margin-bottom: 0;
}

/* ---- 阅读指南与追更技巧入口 ---- */

.guide-entry-section {
  max-width: var(--container);
  margin: 0 auto;
  padding: 40px 24px;
}

.guide-entry-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.guide-card {
  background-color: var(--card-bg);
  border: 1px solid var(--line);
  border-top: 4px solid var(--blue);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), transform var(--transition);
}

.guide-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.guide-card h3 {
  margin-bottom: 10px;
}

.guide-card p {
  color: var(--ink-soft);
  font-size: 0.95rem;
  margin-bottom: 16px;
}

.card-link {
  font-weight: 700;
  color: var(--red);
}

/* ---- 版权与反馈说明 ---- */

.copyright-note {
  max-width: var(--container);
  margin: 0 auto;
  padding: 40px 24px 48px;
}

.copyright-note p {
  color: var(--ink-soft);
  font-size: 0.95rem;
  max-width: 760px;
  background-color: var(--paper-light);
  border-left: 4px solid var(--line);
  padding: 16px 20px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

/* ============================================================
   5. Pages - 内页通用
   ============================================================ */

.inner-main {
  padding-bottom: 48px;
}

/* ---- 题材分类页 ---- */

.category-list {
  max-width: var(--container);
  margin: 0 auto;
  padding: 32px 24px 16px;
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.category-card {
  background-color: var(--card-bg);
  border: 1px solid var(--line);
  border-left: 4px solid var(--orange);
  border-radius: var(--radius);
  padding: 24px 20px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), transform var(--transition);
}

.category-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.category-name {
  font-size: 1.15rem;
  margin-bottom: 8px;
}

.category-desc {
  font-size: 0.88rem;
  color: var(--ink-faint);
  margin-bottom: 14px;
}

.category-link {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--red);
}

/* 题材推荐 */

.recommendations {
  max-width: var(--container);
  margin: 0 auto;
  padding: 24px 24px 16px;
}

.genre-block {
  margin-bottom: 40px;
}

.genre-title {
  font-size: 1.3rem;
  margin-bottom: 18px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--line);
  position: relative;
}

.genre-title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 60px;
  height: 2px;
  background-color: var(--orange);
}

.comic-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.comic-row .comic-card {
  background-color: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
}

.comic-row .comic-card:hover {
  transform: translateY(-4px) scale(1.02);
  box-shadow: var(--shadow-md);
}

.comic-row .comic-card img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
}

.comic-row .comic-card figcaption {
  padding: 10px 12px;
}

/* ---- 阅读指南页 ---- */

.guide-steps {
  max-width: var(--container);
  margin: 0 auto;
  padding: 32px 24px 16px;
}

.steps-list {
  display: grid;
  gap: 20px;
}

.step-item {
  display: flex;
  gap: 20px;
  background-color: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}

.step-number {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 700;
  color: var(--red);
  min-width: 48px;
  text-align: center;
  line-height: 1.2;
}

.step-content h3 {
  margin-bottom: 8px;
}

.step-content p {
  color: var(--ink-soft);
  font-size: 0.95rem;
  margin-bottom: 0;
}

/* 追踪更新区 */

.guide-tracking {
  max-width: var(--container);
  margin: 0 auto;
  padding: 32px 24px 16px;
}

.tracking-layout {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 32px;
  align-items: center;
}

.tracking-intro p {
  color: var(--ink-soft);
  font-size: 0.98rem;
}

.tracking-media {
  background-color: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.guide-figure img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.guide-figure figcaption {
  padding: 10px 14px;
  font-size: 0.88rem;
  color: var(--ink-faint);
}

/* FAQ */

.guide-faq {
  max-width: var(--container);
  margin: 0 auto;
  padding: 32px 24px 16px;
}

.faq-list {
  display: grid;
  gap: 12px;
}

.faq-item {
  background-color: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px 20px;
  box-shadow: var(--shadow-sm);
}

.faq-item summary {
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  color: var(--ink);
  padding: 4px 0;
}

.faq-item p {
  margin-top: 12px;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

/* 指南相关链接 */

.guide-related {
  max-width: var(--container);
  margin: 0 auto;
  padding: 24px;
}

.guide-related .related-links {
  padding: 0;
}

/* ---- 最近更新页 ---- */

.update-list-section {
  max-width: var(--container);
  margin: 0 auto;
  padding: 32px 24px 16px;
}

.update-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.update-grid .comic-card {
  background-color: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
}

.update-grid .comic-card:hover {
  transform: translateY(-4px) scale(1.02);
  box-shadow: var(--shadow-md);
}

.update-grid .comic-card img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
}

.update-grid .comic-card h4 {
  font-size: 0.98rem;
  padding: 10px 12px 4px;
  font-family: var(--font-sans);
  font-weight: 700;
}

/* 更新状态说明 */

.update-status-guide {
  max-width: var(--container);
  margin: 0 auto;
  padding: 32px 24px 16px;
  background-color: var(--paper-light);
  border-radius: var(--radius);
  margin-left: 24px;
  margin-right: 24px;
  border: 1px solid var(--line);
}

.status-list {
  list-style: none;
  display: grid;
  gap: 12px;
  margin-bottom: 20px;
}

.status-list li {
  padding: 12px 16px;
  background-color: var(--card-bg);
  border-left: 4px solid var(--blue);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  color: var(--ink-soft);
}

.status-list strong {
  color: var(--ink);
}

.update-status-guide p {
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.update-status-guide p a {
  margin-right: 12px;
  font-weight: 700;
}

/* ---- 人气榜单页 ---- */

.ranking-section {
  max-width: var(--container);
  margin: 0 auto;
  padding: 32px 24px 16px;
}

.ranking-list {
  list-style: none;
  display: grid;
  gap: 16px;
}

.ranking-card {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  background-color: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition);
}

.ranking-card:hover {
  box-shadow: var(--shadow-md);
}

.ranking-number {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 700;
  color: var(--orange);
  min-width: 52px;
  text-align: center;
  line-height: 1.2;
  padding-top: 8px;
}

.ranking-cover {
  flex-shrink: 0;
  width: 96px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background-color: #e8e0d0;
}

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

.ranking-info {
  flex: 1;
  min-width: 0;
}

.ranking-info h3 {
  font-size: 1.15rem;
  margin-bottom: 4px;
}

.ranking-genre {
  font-size: 0.85rem;
  color: var(--blue);
  font-weight: 600;
  margin-bottom: 6px;
}

.ranking-reason {
  font-size: 0.92rem;
  color: var(--ink-soft);
  margin-bottom: 8px;
}

.ranking-link {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--red);
}

/* 榜单洞察 */

.ranking-insight {
  max-width: var(--container);
  margin: 0 auto;
  padding: 32px 24px 16px;
}

.insight-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 24px;
}

.insight-card {
  background-color: var(--card-bg);
  border: 1px solid var(--line);
  border-top: 3px solid var(--orange);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow-sm);
}

.insight-card h3 {
  font-size: 1.05rem;
  margin-bottom: 8px;
}

.insight-card p {
  font-size: 0.88rem;
  color: var(--ink-faint);
  margin-bottom: 0;
}

.insight-more {
  font-size: 0.95rem;
  color: var(--ink-soft);
}

.insight-more a {
  margin-right: 12px;
  font-weight: 700;
}

/* ---- 追更技巧页 ---- */

.page-layout {
  max-width: var(--container);
  margin: 0 auto;
  padding: 24px;
}

.content-shell {
  max-width: 860px;
}

.tracking-methods {
  padding: 16px 0 8px;
}

.section-lead {
  color: var(--ink-soft);
  font-size: 1rem;
  margin-bottom: 24px;
}

.method-list {
  display: grid;
  gap: 16px;
}

.method-item {
  display: flex;
  gap: 20px;
  background-color: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}

.method-index {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--red);
  min-width: 44px;
  text-align: center;
  line-height: 1.2;
}

.method-body h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
}

.method-body p {
  color: var(--ink-soft);
  font-size: 0.95rem;
  margin-bottom: 0;
}

/* 提醒设置 */

.reminder-setup {
  padding: 32px 0 8px;
}

.reminder-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 24px;
}

.reminder-step {
  background-color: var(--card-bg);
  border: 1px solid var(--line);
  border-top: 3px solid var(--blue);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow-sm);
}

.reminder-step h3 {
  font-size: 1rem;
  margin-bottom: 8px;
}

.reminder-step p {
  font-size: 0.88rem;
  color: var(--ink-faint);
  margin-bottom: 0;
}

.tracking-figure {
  background-color: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.tracking-figure img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.tracking-figure figcaption {
  padding: 10px 14px;
  font-size: 0.88rem;
  color: var(--ink-faint);
}

/* 总结 */

.tracking-summary {
  padding: 24px 0;
}

.tracking-summary p {
  color: var(--ink-soft);
  font-size: 0.98rem;
  background-color: var(--paper-light);
  border-left: 4px solid var(--orange);
  padding: 16px 20px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

/* ============================================================
   6. Pages - 404 页
   ============================================================ */

.site-error {
  background-color: var(--paper);
}

.error-main {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 80px 24px;
}

.error-content {
  text-align: center;
  max-width: 560px;
}

.error-code {
  font-family: var(--font-serif);
  font-size: 6rem;
  font-weight: 700;
  color: var(--red);
  line-height: 1;
  margin-bottom: 16px;
}

.error-content h1 {
  font-size: 1.8rem;
  margin-bottom: 16px;
}

.error-desc {
  color: var(--ink-soft);
  font-size: 1rem;
  margin-bottom: 28px;
}

.error-back-btn {
  display: inline-block;
  background-color: var(--red);
  color: #fff;
  font-weight: 700;
  padding: 12px 32px;
  border-radius: var(--radius-sm);
  margin-bottom: 32px;
  transition: background-color var(--transition);
}

.error-back-btn:hover {
  background-color: #a93226;
  color: #fff;
}

.error-links {
  display: flex;
  gap: 16px;
  justify-content: center;
}

.error-links a {
  font-weight: 600;
  color: var(--blue);
}

/* ============================================================
   7. Responsive - 响应式断点
   ============================================================ */

/* ---- 平板：≤1024px ---- */

@media (max-width: 1024px) {
  .hero-section {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .hero-copy h1 {
    font-size: 2rem;
  }

  .category-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .comic-row {
    grid-template-columns: repeat(3, 1fr);
  }

  .update-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .insight-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .reminder-steps {
    grid-template-columns: repeat(2, 1fr);
  }

  .tracking-layout {
    grid-template-columns: 1fr;
  }
}

/* ---- 手机：≤768px ---- */

@media (max-width: 768px) {
  :root {
    --header-h: 60px;
  }

  h1 {
    font-size: 1.7rem;
  }

  h2 {
    font-size: 1.35rem;
  }

  .header-inner {
    padding: 0 16px;
    flex-wrap: wrap;
  }

  .brand-name {
    font-size: 1.2rem;
  }

  .brand-slogan {
    font-size: 0.7rem;
  }

  .nav-toggle {
    display: flex;
    margin-left: auto;
  }

  .site-nav {
    order: 3;
    width: 100%;
  }

  .nav-list {
    display: none;
    flex-direction: column;
    width: 100%;
    padding: 12px 0 16px;
    gap: 0;
    border-top: 1px solid var(--line);
  }

  .nav-list.is-open {
    display: flex;
  }

  .nav-list li {
    width: 100%;
  }

  .nav-list li a {
    padding: 12px 8px;
    border-bottom: none;
    border-left: 3px solid transparent;
    border-radius: 0;
  }

  .nav-list li a.is-current {
    border-left-color: var(--red);
    border-bottom: none;
  }

  .breadcrumb {
    padding: 16px 16px 0;
    font-size: 0.82rem;
  }

  .page-header {
    padding: 24px 16px 4px;
  }

  .page-title {
    font-size: 1.6rem;
  }

  .hero-section {
    padding: 32px 16px 24px;
  }

  .hero-copy h1 {
    font-size: 1.7rem;
  }

  .hero-cover-wall {
    gap: 12px;
  }

  .category-strip,
  .recent-updates-section,
  .popular-preview,
  .guide-entry-section,
  .copyright-note {
    padding: 28px 16px;
  }

  .category-tags {
    gap: 8px;
  }

  .category-tag {
    padding: 8px 14px;
    font-size: 0.88rem;
  }

  .update-list {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .guide-entry-grid {
    grid-template-columns: 1fr;
  }

  .ranking-item {
    gap: 12px;
  }

  .ranking-number {
    font-size: 1.3rem;
    min-width: 32px;
  }

  .category-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .comic-row {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .update-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .step-item {
    flex-direction: column;
    gap: 12px;
    padding: 18px;
  }

  .step-number {
    font-size: 1.6rem;
    min-width: auto;
    text-align: left;
  }

  .tracking-layout {
    gap: 20px;
  }

  .faq-item {
    padding: 14px 16px;
  }

  .ranking-card {
    flex-direction: row;
    gap: 12px;
    padding: 12px;
  }

  .ranking-number {
    font-size: 1.4rem;
    min-width: 32px;
    padding-top: 4px;
  }

  .ranking-cover {
    width: 72px;
  }

  .insight-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .reminder-steps {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .method-item {
    flex-direction: column;
    gap: 10px;
    padding: 18px;
  }

  .method-index {
    font-size: 1.4rem;
    min-width: auto;
    text-align: left;
  }

  .page-layout {
    padding: 16px;
  }

  .update-status-guide {
    margin-left: 16px;
    margin-right: 16px;
    padding: 20px;
  }

  .footer-inner {
    padding: 32px 16px 20px;
  }

  .footer-links {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .error-main {
    padding: 60px 16px;
  }

  .error-code {
    font-size: 4rem;
  }

  .error-links {
    flex-direction: column;
    gap: 8px;
  }
}

/* ---- 小屏手机：≤420px ---- */

@media (max-width: 420px) {
  .update-list {
    grid-template-columns: 1fr;
  }

  .update-grid {
    grid-template-columns: 1fr;
  }

  .comic-row {
    grid-template-columns: 1fr;
  }

  .category-grid {
    grid-template-columns: 1fr;
  }

  .hero-cover-wall {
    grid-template-columns: 1fr 1fr;
  }

  .hero-cover:first-child {
    grid-row: span 1;
  }

  .ranking-card {
    flex-wrap: wrap;
  }

  .ranking-cover {
    width: 64px;
  }
}

/* ============================================================
   8. 滚动出现动画（增强，不影响初始可见性）
   ============================================================ */

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: no-preference) {
  .comic-card,
  .guide-card,
  .category-card,
  .step-item,
  .ranking-card,
  .insight-card,
  .reminder-step {
    animation: fadeInUp 0.5s ease both;
  }

  .comic-card:nth-child(2),
  .guide-card:nth-child(2),
  .category-card:nth-child(2),
  .step-item:nth-child(2),
  .ranking-card:nth-child(2),
  .insight-card:nth-child(2),
  .reminder-step:nth-child(2) {
    animation-delay: 0.08s;
  }

  .comic-card:nth-child(3),
  .guide-card:nth-child(3),
  .category-card:nth-child(3),
  .step-item:nth-child(3),
  .ranking-card:nth-child(3),
  .insight-card:nth-child(3),
  .reminder-step:nth-child(3) {
    animation-delay: 0.16s;
  }

  .comic-card:nth-child(4),
  .category-card:nth-child(4),
  .step-item:nth-child(4),
  .ranking-card:nth-child(4),
  .insight-card:nth-child(4),
  .reminder-step:nth-child(4) {
    animation-delay: 0.24s;
  }
}