/* ============================================================
   西瓜漫画 · 全站样式表
   站点：chunmoqiuxiang.com
   说明：本样式表覆盖全站公共骨架与各页面业务模块，
         不依赖外部资源，按 base / layout / components / pages / responsive 分组。
   ============================================================ */

/* ============================================================
   1. Base —— 全局基础变量、重置与排版
   ============================================================ */
:root {
  /* 色彩体系 */
  --color-ink: #121212;
  --color-bg: #F7F5F0;
  --color-accent: #E5484D;
  --color-info: #3E6990;
  --color-update: #2A9D8F;
  --color-border: #e4e0d8;
  --color-card-bg: #ffffff;
  --color-sub-text: #6b6b6b;
  --color-footer-bg: #1c1c1c;
  --color-footer-text: #c9c4bb;

  /* 字体与排版 */
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --text-base: 16px;
  --text-leading: 1.75;
  --text-sm: 14px;
  --text-xs: 13px;

  /* 圆角与间距 */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 8px;

  /* 布局宽度 */
  --container-width: 1200px;
  --content-max: 860px;
}

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

html {
  font-size: var(--text-base);
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg);
  color: var(--color-ink);
  line-height: var(--text-leading);
  font-size: var(--text-base);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

a {
  color: var(--color-info);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

ul,
ol {
  list-style: none;
}

button {
  font-family: inherit;
  font-size: inherit;
  border: none;
  background: none;
  cursor: pointer;
  color: inherit;
}

h1,
h2,
h3,
h4 {
  line-height: 1.3;
  font-weight: 700;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ============================================================
   2. Layout —— 全站骨架布局与容器
   ============================================================ */

/* 页头 */
.site-header {
  background-color: #fff;
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 24px;
}

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

.brand-name {
  font-size: 22px;
  font-weight: 800;
  color: var(--color-ink);
  letter-spacing: 0.5px;
}

.brand-slogan {
  font-size: 12px;
  color: var(--color-sub-text);
  margin-top: 2px;
}

/* 桌面导航 */
.site-nav {
  flex: 1;
  display: flex;
  justify-content: flex-end;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 0;
}

.nav-list li a {
  display: block;
  padding: 8px 14px;
  font-size: 15px;
  color: var(--color-ink);
  border-radius: var(--radius-sm);
  white-space: nowrap;
}

.nav-list li a:hover {
  color: var(--color-accent);
  background-color: rgba(229, 72, 77, 0.06);
}

.nav-list li a.is-current {
  color: var(--color-accent);
  font-weight: 600;
  background-color: rgba(229, 72, 77, 0.08);
}

/* 移动端按钮，桌面隐藏 */
.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  border-radius: var(--radius-sm);
}

.nav-toggle-bar {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-ink);
  border-radius: 2px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

/* 主体 */
.site-main {
  flex: 1;
}

.home-main {
  max-width: var(--container-width);
  margin: 0 auto;
  width: 100%;
  padding: 0 24px;
}

.inner-main {
  max-width: var(--container-width);
  margin: 0 auto;
  width: 100%;
  padding: 0 24px;
  padding-bottom: 56px;
}

/* 面包屑 */
.breadcrumb {
  padding: 16px 0 0;
  font-size: var(--text-sm);
  color: var(--color-sub-text);
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
}

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

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

.breadcrumb-sep {
  color: #b0aaa0;
}

.breadcrumb-current {
  color: var(--color-ink);
  font-weight: 500;
}

/* 页面标题区 */
.page-header {
  padding: 28px 0 20px;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 32px;
}

.page-title {
  font-size: 30px;
  font-weight: 800;
  color: var(--color-ink);
  margin-bottom: 8px;
}

.page-description {
  font-size: 16px;
  color: var(--color-sub-text);
  max-width: 720px;
}

/* 通用区块标题与说明 */
.section-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: 12px;
}

.section-subtitle {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 12px;
}

.section-desc,
.section-note {
  font-size: var(--text-sm);
  color: var(--color-sub-text);
  margin-bottom: 20px;
}

.section-heading {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 20px;
}

/* 页脚 */
.site-footer {
  background-color: var(--color-footer-bg);
  color: var(--color-footer-text);
  margin-top: auto;
}

.footer-content {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 48px 24px 24px;
  display: grid;
  grid-template-columns: 2fr 3fr;
  gap: 48px;
}

.footer-brand p {
  margin-bottom: 8px;
}

.footer-logo {
  font-size: 20px;
  font-weight: 700;
  color: #fff;
}

.footer-desc {
  font-size: var(--text-sm);
  line-height: 1.7;
  max-width: 360px;
}

.footer-links {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.footer-col h3 {
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 14px;
}

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

.footer-col ul li a {
  color: var(--color-footer-text);
  font-size: var(--text-sm);
}

.footer-col ul li a:hover {
  color: #fff;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 20px 24px;
}

.footer-bottom p {
  max-width: var(--container-width);
  margin: 0 auto;
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.6);
  display: flex;
  flex-wrap: wrap;
  gap: 4px 8px;
}

/* ============================================================
   3. Components —— 全站通用组件
   ============================================================ */

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 24px;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: background-color 0.2s ease, transform 0.15s ease;
  min-height: 44px;
}

.btn-primary {
  background-color: var(--color-accent);
  color: #fff;
}

.btn-primary:hover {
  background-color: #c93d42;
  color: #fff;
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-info);
  border: 1px solid var(--color-info);
}

.btn-secondary:hover {
  background-color: rgba(62, 105, 144, 0.08);
  color: var(--color-info);
}

/* 文字链接 */
.text-link {
  display: inline-block;
  margin-top: 12px;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-info);
}

.text-link:hover {
  color: var(--color-accent);
}

/* FAQ 折叠块 */
.faq-item {
  border-bottom: 1px solid var(--color-border);
}

.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 4px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  color: var(--color-ink);
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  font-size: 20px;
  font-weight: 400;
  color: var(--color-accent);
  flex-shrink: 0;
  margin-left: 16px;
  transition: transform 0.2s ease;
}

.faq-item[open] summary::after {
  content: "−";
}

.faq-item p {
  padding: 0 4px 18px;
  font-size: 15px;
  color: var(--color-sub-text);
  max-width: 720px;
}

/* ============================================================
   4. Components —— 首页模块
   ============================================================ */

/* 首屏编辑推荐区 */
.hero-section {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 28px;
  padding: 28px 0 36px;
}

.hero-feature {
  display: flex;
  flex-direction: column;
  background-color: var(--color-card-bg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.hero-cover {
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.hero-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-info {
  padding: 20px 24px 24px;
}

.hero-title {
  font-size: 26px;
  font-weight: 800;
  margin-bottom: 10px;
  line-height: 1.35;
}

.hero-lead {
  font-size: 15px;
  color: var(--color-sub-text);
  margin-bottom: 16px;
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* 首屏右侧紧凑列表 */
.hero-compact-list {
  display: flex;
  flex-direction: column;
}

.hero-compact-list .section-subtitle {
  font-size: 16px;
  color: var(--color-sub-text);
  font-weight: 600;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 0;
}

.compact-list {
  display: flex;
  flex-direction: column;
}

.compact-item {
  border-bottom: 1px solid var(--color-border);
}

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

.compact-item a {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 4px;
}

.compact-item img {
  width: 64px;
  height: 64px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

.compact-item .item-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-ink);
  flex: 1;
  line-height: 1.4;
}

.compact-item .item-tag {
  font-size: 12px;
  color: var(--color-info);
  background-color: rgba(62, 105, 144, 0.08);
  padding: 2px 8px;
  border-radius: 20px;
  flex-shrink: 0;
}

/* 题材分类快速入口 */
.genre-quick-nav {
  padding: 40px 0;
  border-top: 1px solid var(--color-border);
}

.genre-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 16px;
}

.genre-card {
  display: flex;
  flex-direction: column;
  background-color: var(--color-card-bg);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.genre-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.06);
}

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

.genre-name {
  display: block;
  text-align: center;
  padding: 12px 8px;
  font-size: 15px;
  font-weight: 600;
  color: var(--color-ink);
}

/* 最近更新与榜单双栏 */
.home-dual-column {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  padding: 40px 0;
  border-top: 1px solid var(--color-border);
}

/* 最近更新列表 */
.update-list {
  display: flex;
  flex-direction: column;
}

.update-item {
  border-bottom: 1px solid var(--color-border);
}

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

.update-item a {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 4px;
}

.update-date {
  font-size: var(--text-xs);
  color: var(--color-update);
  font-weight: 600;
  flex-shrink: 0;
  min-width: 70px;
  padding-top: 2px;
}

.update-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-ink);
  flex: 1;
  line-height: 1.4;
}

.update-chapter {
  font-size: var(--text-xs);
  color: var(--color-sub-text);
  flex-shrink: 0;
  text-align: right;
}

/* 人气榜单 */
.rank-list {
  counter-reset: rank-counter;
}

.rank-item {
  display: flex;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid var(--color-border);
}

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

.rank-num {
  font-size: 20px;
  font-weight: 800;
  color: #d0c9bf;
  width: 36px;
  flex-shrink: 0;
  text-align: center;
}

.rank-item:nth-child(1) .rank-num,
.rank-item:nth-child(2) .rank-num,
.rank-item:nth-child(3) .rank-num {
  color: var(--color-accent);
}

.rank-item a {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 1;
  min-width: 0;
}

.rank-item img {
  width: 48px;
  height: 48px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

.rank-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-ink);
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.rank-tag {
  font-size: 12px;
  color: var(--color-sub-text);
  padding: 2px 8px;
  border: 1px solid var(--color-border);
  border-radius: 20px;
  flex-shrink: 0;
}

/* 编辑专题双栏 */
.topic-teaser-section {
  padding: 40px 0;
  border-top: 1px solid var(--color-border);
}

.topic-teaser-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.topic-card {
  background-color: var(--color-card-bg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.topic-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.06);
}

.topic-card a {
  display: block;
  padding: 0;
}

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

.topic-card h3 {
  font-size: 18px;
  color: var(--color-ink);
  padding: 16px 20px 6px;
  line-height: 1.4;
}

.topic-card h3:hover {
  color: var(--color-accent);
}

.topic-excerpt {
  font-size: var(--text-sm);
  color: var(--color-sub-text);
  padding: 0 20px;
  margin-bottom: 8px;
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.topic-link {
  display: inline-block;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-info);
  padding: 4px 20px 20px;
}

.topic-link:hover {
  color: var(--color-accent);
}

/* 阅读指引折叠区 */
.guide-preview {
  padding: 40px 0;
  border-top: 1px solid var(--color-border);
}

.faq-block {
  border-top: 1px solid var(--color-border);
}

.more-guide {
  margin-top: 20px;
}

.more-guide a {
  font-weight: 500;
}

/* 版权提示 */
.copyright-note {
  padding: 32px 0;
  border-top: 1px solid var(--color-border);
  background-color: #f0ede7;
  margin-bottom: 0;
}

.copyright-note p {
  font-size: var(--text-sm);
  color: var(--color-sub-text);
  max-width: 860px;
  margin-bottom: 8px;
}

.copyright-note p:last-child {
  margin-bottom: 0;
}

/* ============================================================
   5. Components —— 内页公共模块
   ============================================================ */

/* 通用封面卡片（分类页等） */
.cover-card {
  background-color: var(--color-card-bg);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.cover-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.06);
}

.cover-figure {
  position: relative;
  overflow: hidden;
}

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

.cover-meta {
  position: absolute;
  top: 10px;
  left: 10px;
  right: 10px;
  display: flex;
  justify-content: space-between;
  z-index: 1;
}

.cover-tag,
.cover-status {
  font-size: 12px;
  padding: 2px 10px;
  border-radius: 20px;
  background-color: rgba(0, 0, 0, 0.6);
  color: #fff;
}

.cover-status {
  background-color: var(--color-update);
}

.cover-info {
  padding: 14px 16px 16px;
}

.cover-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-ink);
  margin-bottom: 4px;
  line-height: 1.4;
}

.cover-sub {
  font-size: var(--text-xs);
  color: var(--color-sub-text);
}

/* 通用相关推荐卡片 */
.related-card {
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px;
  display: block;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.related-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
}

.related-card h3 {
  font-size: 16px;
  color: var(--color-ink);
  margin-bottom: 6px;
}

.related-card p {
  font-size: var(--text-sm);
  color: var(--color-sub-text);
  line-height: 1.6;
}

/* ============================================================
   6. Pages —— 首页
   ============================================================ */

/* 首页已有模块样式见 components 部分 */
/* 无额外页面级覆盖 */

/* ============================================================
   7. Pages —— 题材分类页 categories
   ============================================================ */

/* 分类筛选 */
.category-filter {
  margin-bottom: 40px;
}

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.filter-item {
  padding: 8px 20px;
  border-radius: 20px;
  background-color: #fff;
  border: 1px solid var(--color-border);
  font-size: var(--text-sm);
  color: var(--color-ink);
  min-height: 40px;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.filter-item:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.filter-item.is-active {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
}

/* 封面墙网格 */
.category-grid-section {
  margin-bottom: 48px;
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
}

/* 题材库说明 */
.category-notes {
  margin-bottom: 48px;
  padding: 32px;
  background-color: #f0ede7;
  border-radius: var(--radius-lg);
}

.notes-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
}

.note-item h3 {
  font-size: 16px;
  margin-bottom: 8px;
  color: var(--color-ink);
}

.note-item p {
  font-size: var(--text-sm);
  color: var(--color-sub-text);
  margin-bottom: 8px;
  line-height: 1.6;
}

.note-item a {
  font-size: var(--text-sm);
  font-weight: 500;
}

/* 分页 */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 48px;
}

.pagination-info {
  font-size: var(--text-sm);
  color: var(--color-sub-text);
}

.pagination-list {
  display: flex;
  gap: 6px;
}

.page-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  background-color: #fff;
  font-size: var(--text-sm);
  color: var(--color-ink);
}

.page-link.is-disabled {
  opacity: 0.4;
  pointer-events: none;
}

/* 相关栏目 */
.related-links {
  margin-bottom: 16px;
}

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

/* ============================================================
   8. Pages —— 人气榜单页 rankings
   ============================================================ */

.rank-tabs {
  margin-bottom: 32px;
}

.tab-scroll {
  display: flex;
  gap: 8px;
  flex-wrap: nowrap;
  overflow-x: auto;
  padding-bottom: 8px;
  -webkit-overflow-scrolling: touch;
}

.tab-item {
  padding: 8px 22px;
  border-radius: 20px;
  background-color: #fff;
  border: 1px solid var(--color-border);
  font-size: var(--text-sm);
  color: var(--color-ink);
  white-space: nowrap;
  min-height: 40px;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.tab-item:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.tab-item.is-active {
  background-color: var(--color-ink);
  border-color: var(--color-ink);
  color: #fff;
}

/* 榜单面板 */
.rank-panel {
  margin-bottom: 48px;
}

.rank-panel[hidden] {
  display: none;
}

.rank-panel .section-note {
  margin-bottom: 16px;
}

/* 榜单行 */
.rank-list .rank-item {
  padding: 16px 0;
}

.rank-no {
  font-size: 24px;
  font-weight: 800;
  color: #d0c9bf;
  width: 48px;
  flex-shrink: 0;
  text-align: center;
}

.rank-item:nth-child(1) .rank-no,
.rank-item:nth-child(2) .rank-no,
.rank-item:nth-child(3) .rank-no {
  color: var(--color-accent);
}

.rank-cover {
  width: 64px;
  height: 84px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

.rank-info {
  flex: 1;
  min-width: 0;
  padding: 0 16px;
}

.rank-name {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 4px;
  color: var(--color-ink);
}

.rank-meta {
  font-size: var(--text-xs);
  color: var(--color-sub-text);
  margin-bottom: 4px;
}

.rank-desc {
  font-size: var(--text-sm);
  color: var(--color-sub-text);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.rank-link {
  font-size: var(--text-sm);
  font-weight: 500;
  flex-shrink: 0;
}

/* 紧凑榜单（分类别面板） */
.rank-list-compact .rank-item {
  padding: 12px 0;
}

.rank-list-compact .rank-no {
  font-size: 20px;
  width: 40px;
}

.rank-list-compact .rank-cover {
  width: 48px;
  height: 64px;
}

.rank-list-compact .rank-info {
  padding: 0 12px;
}

.rank-list-compact .rank-name {
  font-size: 15px;
  margin-bottom: 2px;
}

.rank-list-compact .rank-meta {
  margin-bottom: 0;
}

/* 新作观察 */
.new-observe {
  margin-bottom: 48px;
}

.observe-card {
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
}

.observe-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 16px;
}

.observe-list li {
  padding: 20px;
  background-color: var(--color-bg);
  border-radius: var(--radius-md);
}

.observe-list h3 {
  font-size: 16px;
  color: var(--color-ink);
  margin-bottom: 6px;
}

.observe-list p {
  font-size: var(--text-sm);
  color: var(--color-sub-text);
  margin-bottom: 8px;
}

.observe-list a {
  font-size: var(--text-sm);
  font-weight: 500;
}

.more-link {
  display: inline-block;
  margin-top: 20px;
}

/* 榜单说明 */
.rank-notes {
  padding: 24px 32px;
  background-color: #f0ede7;
  border-radius: var(--radius-lg);
}

.rank-notes p {
  font-size: var(--text-sm);
  color: var(--color-sub-text);
  line-height: 1.7;
  margin-bottom: 8px;
}

.rank-notes p:last-child {
  margin-bottom: 0;
}

/* ============================================================
   9. Pages —— 更新动态页 updates
   ============================================================ */

.archive-years {
  margin-bottom: 40px;
}

.year-nav-list {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.year-link {
  display: inline-block;
  padding: 8px 24px;
  background-color: #fff;
  border: 1px solid var(--color-border);
  border-radius: 20px;
  font-size: var(--text-sm);
  color: var(--color-ink);
  min-height: 40px;
}

.year-link.is-current {
  background-color: var(--color-ink);
  color: #fff;
  border-color: var(--color-ink);
}

/* 最近更新详情 */
.recent-updates {
  margin-bottom: 48px;
}

.recent-updates .update-list {
  border-top: 1px solid var(--color-border);
}

.recent-updates .update-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--color-border);
}

.update-cover {
  flex-shrink: 0;
}

.update-cover img {
  width: 72px;
  height: 96px;
  object-fit: cover;
  border-radius: var(--radius-sm);
}

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

.update-name {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 4px;
}

.update-name a {
  color: var(--color-ink);
}

.update-name a:hover {
  color: var(--color-accent);
}

.update-meta {
  font-size: var(--text-xs);
  color: var(--color-sub-text);
  margin-bottom: 2px;
}

.update-chapter {
  font-size: var(--text-sm);
  color: var(--color-info);
  margin-bottom: 4px;
}

.update-date {
  font-size: var(--text-xs);
  color: var(--color-update);
  font-weight: 600;
}

/* 月度归档 */
.monthly-archive {
  margin-bottom: 48px;
}

.archive-summary-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.archive-summary-item {
  padding: 20px;
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.summary-week {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-ink);
  margin-bottom: 6px;
}

.summary-detail {
  font-size: var(--text-sm);
  color: var(--color-sub-text);
  line-height: 1.6;
}

/* 月份跳转 */
.month-jump {
  margin-bottom: 48px;
}

.jump-list {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.jump-list a {
  display: inline-block;
  padding: 8px 20px;
  background-color: #fff;
  border: 1px solid var(--color-border);
  border-radius: 20px;
  font-size: var(--text-sm);
}

/* 相关导航 */
.related-nav .related-note {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  font-size: var(--text-sm);
}

.related-nav .related-note a {
  font-weight: 500;
}

/* ============================================================
   10. Pages —— 章节目录页 chapters
   ============================================================ */

.works-section {
  margin-bottom: 48px;
}

.works-section > h2 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 8px;
}

.work-entry {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 24px;
  padding: 24px 0;
  border-bottom: 1px solid var(--color-border);
}

.work-entry:first-of-type {
  border-top: 1px solid var(--color-border);
}

.work-cover img {
  width: 160px;
  height: 220px;
  object-fit: cover;
  border-radius: var(--radius-sm);
}

.work-info h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: 10px;
}

.work-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}

.work-meta .tag {
  font-size: 12px;
  padding: 3px 12px;
  border-radius: 20px;
  background-color: rgba(62, 105, 144, 0.1);
  color: var(--color-info);
}

.work-meta .status-tag {
  font-size: 12px;
  padding: 3px 12px;
  border-radius: 20px;
  background-color: rgba(42, 157, 143, 0.12);
  color: var(--color-update);
}

.work-summary {
  font-size: var(--text-sm);
  color: var(--color-sub-text);
  line-height: 1.7;
  margin-bottom: 10px;
}

.work-update {
  font-size: var(--text-xs);
  color: var(--color-update);
  font-weight: 500;
}

/* 章节目录 */
.catalog-section {
  margin-bottom: 48px;
}

.catalog-section > h2 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 8px;
}

.catalog-block {
  margin-bottom: 32px;
}

.catalog-block h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-ink);
  padding-bottom: 12px;
  border-bottom: 2px solid var(--color-ink);
  margin-bottom: 0;
}

.chapter-list {
  display: flex;
  flex-direction: column;
}

.chapter-list li {
  display: flex;
  align-items: center;
  padding: 12px 8px;
  border-bottom: 1px solid var(--color-border);
  gap: 16px;
  font-size: var(--text-sm);
}

.chapter-no {
  color: var(--color-sub-text);
  width: 60px;
  flex-shrink: 0;
}

.chapter-name {
  flex: 1;
  color: var(--color-ink);
  font-weight: 500;
}

.chapter-date {
  color: var(--color-sub-text);
  font-size: var(--text-xs);
  flex-shrink: 0;
}

/* 相关专题 */
.related-topic-section {
  margin-bottom: 48px;
}

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

.topic-link-card {
  display: block;
  padding: 24px;
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.topic-link-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
}

.topic-link-card h3 {
  font-size: 17px;
  color: var(--color-ink);
  margin-bottom: 6px;
}

.topic-link-card p {
  font-size: var(--text-sm);
  color: var(--color-sub-text);
  margin-bottom: 12px;
}

.link-more {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-info);
}

/* 阅读说明条 */
.guide-note {
  padding: 24px 32px;
  background-color: #f0ede7;
  border-radius: var(--radius-lg);
  margin-bottom: 48px;
}

.guide-note h2 {
  font-size: 18px;
  margin-bottom: 8px;
}

.guide-note p {
  font-size: var(--text-sm);
  color: var(--color-sub-text);
}

.guide-note p a {
  font-weight: 500;
  margin-right: 16px;
}

/* 底部相关链接 */
.related-links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px 16px;
  padding: 16px 0;
  border-top: 1px solid var(--color-border);
  font-size: var(--text-sm);
}

.related-links-label {
  color: var(--color-sub-text);
}

.related-links-item {
  font-weight: 500;
}

/* ============================================================
   11. Pages —— 漫画专题页 topic
   ============================================================ */

.topic-intro {
  margin-bottom: 32px;
  padding: 24px 32px;
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.topic-intro p {
  font-size: 15px;
  color: var(--color-sub-text);
  line-height: 1.7;
}

/* 专题画廊 */
.topic-gallery {
  display: flex;
  flex-direction: column;
  gap: 40px;
  margin-bottom: 48px;
}

.topic-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.topic-card--alt {
  direction: rtl;
}

.topic-card--alt > * {
  direction: ltr;
}

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

.topic-body {
  padding: 32px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.topic-title {
  font-size: 24px;
  font-weight: 800;
  margin-bottom: 12px;
}

.topic-title a {
  color: var(--color-ink);
}

.topic-title a:hover {
  color: var(--color-accent);
}

.topic-desc {
  font-size: 15px;
  color: var(--color-sub-text);
  line-height: 1.7;
  margin-bottom: 16px;
}

.topic-note {
  font-size: var(--text-sm);
  color: var(--color-ink);
  margin-bottom: 8px;
}

.topic-note strong {
  color: var(--color-accent);
}

.topic-order {
  font-size: var(--text-sm);
  color: var(--color-sub-text);
  margin-bottom: 16px;
}

.topic-order strong {
  color: var(--color-ink);
}

.topic-link {
  display: inline-block;
  align-self: flex-start;
  font-weight: 600;
}

/* 相关专题 */
.related-topics {
  margin-bottom: 48px;
}

.related-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.related-link {
  display: flex;
  flex-direction: column;
  padding: 20px;
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: transform 0.2s ease;
}

.related-link:hover {
  transform: translateY(-4px);
}

.related-name {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-ink);
  margin-bottom: 4px;
}

.related-desc {
  font-size: var(--text-sm);
  color: var(--color-sub-text);
}

/* 专题导航 */
.topic-navigation {
  padding: 24px;
  background-color: #f0ede7;
  border-radius: var(--radius-lg);
}

.topic-navigation p {
  font-size: var(--text-sm);
  color: var(--color-sub-text);
}

.topic-navigation p a {
  font-weight: 500;
  margin-right: 16px;
}

/* ============================================================
   12. Pages —— 阅读指引页 guide
   ============================================================ */

/* 读者定位卡 */
.reader-intro {
  margin-bottom: 48px;
}

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

.reader-card {
  padding: 24px;
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.reader-card h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: 8px;
}

.reader-card p {
  font-size: var(--text-sm);
  color: var(--color-sub-text);
}

.reader-card p a {
  font-weight: 500;
}

/* 分步说明 */
.guide-steps {
  margin-bottom: 48px;
}

.steps-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.step-item {
  display: flex;
  gap: 20px;
  padding: 20px 0;
  border-bottom: 1px solid var(--color-border);
}

.step-item:first-child {
  border-top: 1px solid var(--color-border);
}

.step-number {
  font-size: 20px;
  font-weight: 800;
  color: var(--color-accent);
  flex-shrink: 0;
  width: 48px;
  text-align: center;
  padding-top: 2px;
}

.step-content h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: 6px;
}

.step-content p {
  font-size: var(--text-sm);
  color: var(--color-sub-text);
  line-height: 1.7;
}

.step-content p a {
  font-weight: 500;
}

/* 模块解释 */
.module-explainer {
  margin-bottom: 48px;
}

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

.explainer-card {
  padding: 20px;
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.explainer-card h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-ink);
  margin-bottom: 8px;
}

.explainer-card p {
  font-size: var(--text-sm);
  color: var(--color-sub-text);
  line-height: 1.6;
}

/* 图文说明 */
.guide-visual {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
  margin-bottom: 48px;
  padding: 32px;
  background-color: #f0ede7;
  border-radius: var(--radius-lg);
}

.visual-copy p {
  font-size: var(--text-sm);
  color: var(--color-sub-text);
  margin-bottom: 12px;
}

.visual-figure img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
}

.visual-figure figcaption {
  font-size: var(--text-xs);
  color: var(--color-sub-text);
  margin-top: 8px;
  text-align: center;
}

/* 边界说明 */
.guide-boundary {
  margin-bottom: 48px;
}

.boundary-content {
  padding: 24px 32px;
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.boundary-content p {
  font-size: var(--text-sm);
  color: var(--color-sub-text);
  margin-bottom: 8px;
}

.boundary-content p:last-child {
  margin-bottom: 0;
}

/* FAQ */
.faq-section {
  margin-bottom: 48px;
}

.faq-list {
  border-top: 1px solid var(--color-border);
}

/* 下一步 */
.next-steps {
  margin-bottom: 16px;
}

.next-links {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.next-links li a {
  display: block;
  padding: 16px 20px;
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-ink);
  transition: border-color 0.2s ease, color 0.2s ease;
}

.next-links li a:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* ============================================================
   13. Pages —— 关于本站页 about
   ============================================================ */

.about-intro-block {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 40px;
  margin-bottom: 48px;
  align-items: center;
}

.about-intro-text h2 {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: 12px;
}

.about-intro-text p {
  font-size: 15px;
  color: var(--color-sub-text);
  line-height: 1.8;
  margin-bottom: 12px;
}

.about-intro-media img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
}

.about-intro-media figcaption {
  font-size: var(--text-xs);
  color: var(--color-sub-text);
  margin-top: 8px;
  text-align: center;
}

/* 三栏原则 */
.about-principles {
  margin-bottom: 48px;
}

.about-principles > h2 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 20px;
}

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

.principle-card {
  padding: 24px;
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.principle-card h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: 8px;
}

.principle-card p {
  font-size: var(--text-sm);
  color: var(--color-sub-text);
  line-height: 1.7;
}

/* 路径与补充 */
.about-path {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 40px;
  margin-bottom: 48px;
  align-items: start;
}

.path-copy h2 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 12px;
}

.path-copy p {
  font-size: 15px;
  color: var(--color-sub-text);
  margin-bottom: 12px;
  line-height: 1.8;
}

.path-copy p a {
  font-weight: 500;
  margin-right: 16px;
}

.path-note {
  padding: 24px;
  background-color: #f0ede7;
  border-radius: var(--radius-md);
}

.path-note h3 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--color-ink);
}

.path-note p {
  font-size: var(--text-sm);
  color: var(--color-sub-text);
  margin-bottom: 8px;
}

/* 汇总 */
.about-summary {
  padding: 24px 32px;
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.about-summary h2 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 16px;
}

.summary-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.summary-list li {
  font-size: var(--text-sm);
  color: var(--color-sub-text);
  padding-left: 20px;
  position: relative;
}

.summary-list li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 10px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--color-accent);
}

/* ============================================================
   14. Pages —— 版权页 copyright
   ============================================================ */

.copyright-section {
  margin-bottom: 40px;
}

.copyright-section h2 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 16px;
}

.content-media {
  margin-bottom: 16px;
}

.content-media-inline {
  max-width: 720px;
}

.content-media img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
}

.content-media figcaption {
  font-size: var(--text-xs);
  color: var(--color-sub-text);
  margin-top: 8px;
}

.copyright-section p {
  font-size: 15px;
  color: var(--color-sub-text);
  line-height: 1.8;
  margin-bottom: 12px;
  max-width: 860px;
}

.disclaimer-section {
  margin-bottom: 40px;
}

.disclaimer-section h2 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 16px;
}

.disclaimer-section p {
  font-size: 15px;
  color: var(--color-sub-text);
  line-height: 1.8;
  margin-bottom: 12px;
  max-width: 860px;
}

/* 反馈区 */
.feedback-section {
  padding: 32px;
  background-color: #f0ede7;
  border-radius: var(--radius-lg);
}

.feedback-section h2 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 8px;
}

.feedback-section > p {
  font-size: var(--text-sm);
  color: var(--color-sub-text);
  margin-bottom: 20px;
}

.feedback-links {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}

.feedback-link-card {
  display: flex;
  flex-direction: column;
  padding: 20px;
  background-color: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.feedback-link-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
}

.feedback-link-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: 4px;
}

.feedback-link-desc {
  font-size: var(--text-sm);
  color: var(--color-sub-text);
}

.feedback-note {
  font-size: var(--text-xs);
  color: var(--color-sub-text);
}

/* ============================================================
   15. Pages —— 404 页面
   ============================================================ */

.error-main {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 48px 24px;
}

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

.error-code {
  font-size: 72px;
  font-weight: 800;
  color: var(--color-accent);
  line-height: 1.1;
  margin-bottom: 8px;
}

.error-section h1 {
  font-size: 24px;
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: 12px;
}

.error-desc {
  font-size: 16px;
  color: var(--color-sub-text);
  margin-bottom: 24px;
  line-height: 1.7;
}

.error-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.error-help {
  font-size: var(--text-sm);
  color: var(--color-sub-text);
}

/* ============================================================
   16. Responsive —— 响应式断点
   ============================================================ */

/* 平板与小型桌面 */
@media (max-width: 1024px) {
  .genre-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .category-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
  }

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

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

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

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

  .footer-content {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

/* 手机端 */
@media (max-width: 768px) {
  .header-inner {
    padding: 0 16px;
    height: 64px;
  }

  .brand-name {
    font-size: 19px;
  }

  .brand-slogan {
    font-size: 11px;
  }

  /* 汉堡菜单 */
  .nav-toggle {
    display: flex;
  }

  .nav-list {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background-color: #fff;
    border-bottom: 1px solid var(--color-border);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
    padding: 8px 16px;
    gap: 0;
  }

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

  .nav-list li a {
    padding: 14px 12px;
    border-bottom: 1px solid var(--color-border);
    border-radius: 0;
  }

  .nav-list li:last-child a {
    border-bottom: none;
  }

  .site-nav {
    position: static;
  }

  /* 首页 */
  .home-main {
    padding: 0 16px;
  }

  .hero-section {
    grid-template-columns: 1fr;
    gap: 16px;
    padding: 16px 0 24px;
  }

  .hero-cover {
    aspect-ratio: 4 / 3;
  }

  .hero-title {
    font-size: 22px;
  }

  .hero-info {
    padding: 16px;
  }

  .compact-item a {
    padding: 10px 4px;
  }

  .compact-item img {
    width: 52px;
    height: 52px;
  }

  /* 分类入口 */
  .genre-quick-nav {
    padding: 24px 0;
  }

  .genre-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
  }

  .genre-name {
    font-size: 13px;
    padding: 8px 4px;
  }

  /* 双栏改单栏 */
  .home-dual-column {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 24px 0;
  }

  .topic-teaser-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .topic-teaser-section {
    padding: 24px 0;
  }

  .guide-preview {
    padding: 24px 0;
  }

  .copyright-note {
    padding: 24px 0;
  }

  /* 页脚 */
  .footer-content {
    padding: 32px 16px 16px;
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .footer-links {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }

  .footer-bottom {
    padding: 16px;
  }

  /* 内页 */
  .inner-main {
    padding: 0 16px 40px;
  }

  .page-header {
    padding: 16px 0 12px;
    margin-bottom: 20px;
  }

  .page-title {
    font-size: 24px;
  }

  .page-description {
    font-size: 15px;
  }

  .breadcrumb {
    padding-top: 12px;
    font-size: var(--text-xs);
  }

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

  .cover-info {
    padding: 10px 12px 12px;
  }

  .cover-title {
    font-size: 14px;
  }

  .notes-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .category-notes {
    padding: 20px;
  }

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

  /* 榜单页 */
  .rank-item {
    flex-wrap: wrap;
  }

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

  .rank-desc {
    display: none;
  }

  .observe-list {
    grid-template-columns: 1fr;
  }

  .observe-card {
    padding: 20px;
  }

  .rank-notes {
    padding: 16px 20px;
  }

  /* 更新页 */
  .recent-updates .update-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .update-cover img {
    width: 100%;
    height: auto;
    max-width: 120px;
  }

  /* 章节页 */
  .work-entry {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .work-cover img {
    width: 100%;
    height: auto;
    max-width: 200px;
  }

  .chapter-list li {
    flex-wrap: wrap;
    gap: 4px 8px;
    padding: 10px 4px;
  }

  .chapter-date {
    width: 100%;
  }

  .topic-links {
    grid-template-columns: 1fr;
  }

  .guide-note {
    padding: 16px 20px;
  }

  /* 专题页 */
  .topic-card {
    grid-template-columns: 1fr;
  }

  .topic-card--alt {
    direction: ltr;
  }

  .topic-media img {
    aspect-ratio: 16 / 10;
  }

  .topic-body {
    padding: 20px;
  }

  .related-list {
    grid-template-columns: 1fr;
  }

  /* 指引页 */
  .reader-cards {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .reader-card {
    padding: 16px 20px;
  }

  .steps-list {
    gap: 0;
  }

  .step-item {
    gap: 12px;
    padding: 16px 0;
  }

  .step-number {
    width: 36px;
    font-size: 18px;
  }

  .step-content h3 {
    font-size: 16px;
  }

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

  .guide-visual {
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 20px;
  }

  .next-links {
    grid-template-columns: 1fr;
  }

  /* 关于页 */
  .about-intro-block {
    grid-template-columns: 1fr;
    gap: 20px;
    margin-bottom: 32px;
  }

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

  .about-path {
    grid-template-columns: 1fr;
    gap: 20px;
    margin-bottom: 32px;
  }

  /* 版权页 */
  .feedback-links {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .feedback-section {
    padding: 20px;
  }

  /* 404 */
  .error-code {
    font-size: 56px;
  }
}

/* 超窄屏 */
@media (max-width: 390px) {
  .header-inner {
    padding: 0 12px;
  }

  .home-main,
  .inner-main {
    padding-left: 12px;
    padding-right: 12px;
  }

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

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

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

  .compact-item .item-tag {
    display: none;
  }

  .update-item a {
    flex-wrap: wrap;
  }

  .update-chapter {
    width: 100%;
    text-align: left;
    padding-left: 82px;
  }

  .rank-item a {
    flex-wrap: wrap;
  }

  .rank-tag {
    margin-left: 60px;
  }
}