/* ============================================================
   里番动漫漫画库 - 全站样式表
   视觉方向：二次元清新风 · 明亮多色 · 色块分组
   ============================================================ */

/* ============================================================
   1. Base — 基础变量、重置、全局元素
   ============================================================ */
:root {
  /* 色彩系统 */
  --color-page-bg: #F5F8FC;
  --color-card-bg: #FFFFFF;
  --color-ink: #1F2A44;
  --color-ink-soft: #4A5570;
  --color-ink-muted: #7A8398;
  --color-primary: #FF6B9C;
  --color-primary-soft: #FCE1E6;
  --color-secondary: #6C5CE7;
  --color-secondary-soft: #E9E2FA;
  --color-accent-blue: #DCEFFF;
  --color-accent-yellow: #FFE8A3;
  --color-accent-green: #E3F4E5;
  --color-line: #E5EAF2;

  /* 字体与排版 */
  --font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --text-size-body: 15px;
  --text-size-small: 13px;
  --line-height-body: 1.8;
  --line-height-heading: 1.4;

  /* 布局尺寸 */
  --container-width: 1180px;
  --container-padding: 24px;
  --header-height: 68px;
  --radius-card: 8px;
  --radius-pill: 999px;

  /* 阴影 */
  --shadow-card: 0 2px 12px rgba(31, 42, 68, 0.06);
  --shadow-hover: 0 8px 24px rgba(31, 42, 68, 0.1);
}

/* 重置 */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  font-size: var(--text-size-body);
  line-height: var(--line-height-body);
  color: var(--color-ink);
  background-color: var(--color-page-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

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

ul,
ol {
  list-style: none;
}

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

strong {
  font-weight: 600;
}

/* 通用容器 */
.header-shell,
.footer-shell,
.hero-showcase,
.genre-pills,
.recent-updates,
.trending-cards,
.path-guide-card,
.inner-main,
.page-container {
  width: 100%;
  max-width: var(--container-width);
  margin-right: auto;
  margin-left: auto;
  padding-right: var(--container-padding);
  padding-left: var(--container-padding);
}

/* 通用工具类 */
.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 — 全站共用外壳（页头 / 页脚 / 主容器）
   ============================================================ */

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

.header-shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  gap: 20px;
}

.brand-link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-shrink: 0;
}

.brand-name {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-ink);
  letter-spacing: 0.02em;
}

.brand-name::first-letter {
  color: var(--color-primary);
}

.brand-tagline {
  font-size: 12px;
  color: var(--color-ink-muted);
  white-space: nowrap;
  display: none;
}

/* 导航切换按钮（移动端） */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 44px;
  height: 44px;
  gap: 5px;
  flex-shrink: 0;
}

.nav-toggle-bar {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--color-ink);
  border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* 主导航 */
.site-nav {
  display: block;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: block;
  padding: 8px 16px;
  font-size: 15px;
  font-weight: 500;
  color: var(--color-ink-soft);
  border-radius: var(--radius-pill);
  transition: background-color 0.2s ease, color 0.2s ease;
}

.nav-link:hover {
  color: var(--color-primary);
  background-color: var(--color-primary-soft);
}

.nav-link.is-current {
  color: var(--color-primary);
  background-color: var(--color-primary-soft);
  font-weight: 600;
}

/* ---------- 主内容区 ---------- */
.site-main {
  min-height: 60vh;
}

/* ---------- 页脚 ---------- */
.site-footer {
  background-color: var(--color-card-bg);
  border-top: 1px solid var(--color-line);
  margin-top: 60px;
  padding-top: 48px;
  padding-bottom: 24px;
}

.footer-cols {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 32px;
}

.footer-col-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-ink);
  margin-bottom: 14px;
}

.footer-about-text {
  font-size: 14px;
  color: var(--color-ink-muted);
  line-height: 1.7;
}

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

.footer-links a {
  font-size: 14px;
  color: var(--color-ink-soft);
}

.footer-links a:hover {
  color: var(--color-primary);
}

.footer-bottom {
  border-top: 1px solid var(--color-line);
  padding-top: 20px;
  font-size: 13px;
  color: var(--color-ink-muted);
  text-align: center;
}

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

/* ---------- 面包屑 ---------- */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-top: 20px;
  padding-bottom: 0;
  font-size: 13px;
  color: var(--color-ink-muted);
}

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

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

.breadcrumb-sep {
  color: var(--color-ink-muted);
  opacity: 0.5;
}

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

/* ---------- 内页标题区 ---------- */
.inner-main {
  padding-top: 0;
}

.page-header {
  padding-top: 28px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--color-line);
  margin-bottom: 32px;
}

.page-title {
  font-size: 30px;
  font-weight: 700;
  line-height: var(--line-height-heading);
  color: var(--color-ink);
  margin-bottom: 8px;
}

.page-description {
  font-size: 15px;
  color: var(--color-ink-soft);
  max-width: 720px;
}

/* ---------- Section 通用标题 ---------- */
.section-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-ink);
  line-height: var(--line-height-heading);
  margin-bottom: 8px;
}

.section-intro {
  font-size: 14px;
  color: var(--color-ink-muted);
  margin-bottom: 24px;
  max-width: 680px;
}

/* ---------- 封面卡（漫画总库） ---------- */
.cover-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.cover-card {
  background-color: var(--color-card-bg);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.cover-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.cover-link {
  display: block;
}

.cover-media {
  aspect-ratio: 3 / 4;
  overflow: hidden;
  background-color: var(--color-accent-blue);
}

.cover-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s ease;
}

.cover-card:hover .cover-img {
  transform: scale(1.04);
}

.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-meta {
  font-size: 12px;
  color: var(--color-ink-muted);
  margin-bottom: 10px;
}

.cover-tag,
.update-tag,
.tag-blue,
.tag-green,
.tag-yellow,
.tag-pink,
.tag-purple,
.tag-daily,
.tag-fantasy,
.tag-romance {
  display: inline-block;
  padding: 3px 12px;
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 500;
  line-height: 1.6;
}

.tag-blue {
  background-color: var(--color-accent-blue);
  color: #2B6CB0;
}

.tag-green {
  background-color: var(--color-accent-green);
  color: #2F855A;
}

.tag-yellow {
  background-color: var(--color-accent-yellow);
  color: #975A16;
}

.tag-pink {
  background-color: var(--color-primary-soft);
  color: #C5305E;
}

.tag-purple {
  background-color: var(--color-secondary-soft);
  color: #553C9A;
}

/* ---------- 相关链接（首页 / 人气方向 / 更新页） ---------- */
.related-links {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  padding: 20px 0 10px;
}

.related-links-label {
  font-size: 13px;
  color: var(--color-ink-muted);
}

.related-links-item {
  font-size: 14px;
  color: var(--color-ink-soft);
  padding: 6px 14px;
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-pill);
  transition: border-color 0.2s ease, color 0.2s ease;
}

.related-links-item:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
}

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

/* ---------- 首屏封面导览区 ---------- */
.hero-showcase {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 48px;
  align-items: center;
  padding-top: 48px;
  padding-bottom: 48px;
}

.hero-media {
  background-color: var(--color-accent-blue);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

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

.hero-copy {
  padding-right: 12px;
}

.hero-title {
  font-size: 32px;
  font-weight: 700;
  color: var(--color-ink);
  line-height: 1.35;
  margin-bottom: 14px;
}

.hero-lead {
  font-size: 17px;
  font-weight: 500;
  color: var(--color-ink);
  margin-bottom: 10px;
}

.hero-desc {
  font-size: 15px;
  color: var(--color-ink-soft);
  margin-bottom: 24px;
}

.hero-cta {
  display: inline-block;
  padding: 12px 28px;
  background-color: var(--color-primary);
  color: #FFFFFF;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-pill);
  transition: background-color 0.2s ease, transform 0.2s ease;
}

.hero-cta:hover {
  background-color: #E85B8C;
  color: #FFFFFF;
  transform: translateY(-2px);
}

/* ---------- 题材胶囊入口 ---------- */
.genre-pills {
  padding-top: 16px;
  padding-bottom: 40px;
}

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

.pill-item {
  margin: 0;
}

.pill-link {
  display: inline-block;
  padding: 10px 22px;
  border-radius: var(--radius-pill);
  font-size: 14px;
  font-weight: 500;
  color: var(--color-ink);
  border: 1.5px solid transparent;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.pill-link:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(31, 42, 68, 0.08);
  color: var(--color-ink);
}

.pill-blue {
  background-color: var(--color-accent-blue);
  border-color: #B8DFF8;
}

.pill-yellow {
  background-color: var(--color-accent-yellow);
  border-color: #F5D97A;
}

.pill-green {
  background-color: var(--color-accent-green);
  border-color: #C4E3C8;
}

.pill-pink {
  background-color: var(--color-primary-soft);
  border-color: #F4C6D4;
}

.pill-purple {
  background-color: var(--color-secondary-soft);
  border-color: #D4CBF5;
}

/* ---------- 最新收录三则 ---------- */
.recent-updates {
  padding-top: 12px;
  padding-bottom: 40px;
}

.update-strip-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 20px;
}

.update-strip-item {
  background-color: var(--color-card-bg);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.update-strip-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

.update-strip-link {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 10px 16px;
}

.update-thumb-wrap {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  border-radius: 6px;
  overflow: hidden;
  background-color: var(--color-accent-blue);
}

.update-thumb {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.update-info {
  display: flex;
  align-items: center;
  gap: 14px;
  flex: 1;
}

.update-seq {
  font-size: 13px;
  color: var(--color-ink-muted);
  font-weight: 500;
}

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

.tag-daily {
  background-color: var(--color-accent-blue);
  color: #2B6CB0;
}

.tag-fantasy {
  background-color: var(--color-secondary-soft);
  color: #553C9A;
}

.tag-romance {
  background-color: var(--color-primary-soft);
  color: #C5305E;
}

.inline-link {
  display: inline-block;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-primary);
  padding: 6px 0;
}

.inline-link:hover {
  text-decoration: underline;
}

/* ---------- 人气方向三卡（首页） ---------- */
.trending-cards {
  padding-top: 12px;
  padding-bottom: 40px;
}

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

.trending-card {
  background-color: var(--color-card-bg);
  border-radius: var(--radius-card);
  padding: 24px 22px;
  box-shadow: var(--shadow-card);
  border-top: 3px solid var(--color-primary);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.trending-card:nth-child(2) {
  border-top-color: var(--color-secondary);
}

.trending-card:nth-child(3) {
  border-top-color: #5AA9E6;
}

.trending-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}

.trending-card-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-ink);
  margin-bottom: 8px;
}

.trending-card-desc {
  font-size: 14px;
  color: var(--color-ink-soft);
  margin-bottom: 16px;
  line-height: 1.7;
}

.card-link {
  display: inline-block;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-primary);
}

.card-link:hover {
  text-decoration: underline;
}

/* ---------- 阅读路径引导卡 ---------- */
.path-guide-card {
  background-color: var(--color-accent-blue);
  border-radius: var(--radius-card);
  padding: 32px 36px;
  margin-top: 8px;
  margin-bottom: 20px;
}

.path-guide-desc {
  font-size: 15px;
  color: var(--color-ink-soft);
  margin-bottom: 20px;
  max-width: 720px;
}

.path-guide-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.guide-btn {
  display: inline-block;
  padding: 10px 24px;
  background-color: var(--color-primary);
  color: #FFFFFF;
  font-size: 14px;
  font-weight: 600;
  border-radius: var(--radius-pill);
  transition: background-color 0.2s ease;
}

.guide-btn:hover {
  background-color: #E85B8C;
  color: #FFFFFF;
}

.guide-btn-secondary {
  background-color: var(--color-card-bg);
  color: var(--color-ink);
  border: 1.5px solid var(--color-line);
}

.guide-btn-secondary:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background-color: var(--color-card-bg);
}

/* ============================================================
   5. Pages — 内页模块
   ============================================================ */

/* ---------- 漫画总库 gallery ---------- */
.gallery-wall {
  margin-bottom: 32px;
}

.gallery-note {
  background-color: var(--color-accent-blue);
  border-radius: var(--radius-card);
  padding: 28px 32px;
  margin-bottom: 20px;
}

.note-content p {
  font-size: 14px;
  color: var(--color-ink-soft);
  line-height: 1.8;
  margin-bottom: 8px;
}

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

/* ---------- 题材档案 genres ---------- */
.inner-shell {
  width: 100%;
  max-width: var(--container-width);
  margin-right: auto;
  margin-left: auto;
  padding-right: var(--container-padding);
  padding-left: var(--container-padding);
}

.layout-shell {
  display: flex;
  align-items: flex-start;
  gap: 32px;
}

.sidebar-left {
  display: flex;
  flex-direction: column;
}

.layout-shell .genre-sidebar {
  flex-shrink: 0;
}

.sidebar-inner {
  position: sticky;
  top: calc(var(--header-height) + 24px);
  background-color: var(--color-card-bg);
  border-radius: var(--radius-card);
  padding: 20px 16px;
  box-shadow: var(--shadow-card);
}

.sidebar-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-ink);
  padding: 0 8px;
  margin-bottom: 12px;
}

.genre-tree li {
  margin-bottom: 4px;
}

.genre-tree a {
  display: block;
  padding: 8px 12px;
  font-size: 14px;
  color: var(--color-ink-soft);
  border-radius: 6px;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.genre-tree a:hover {
  background-color: var(--color-accent-blue);
  color: var(--color-ink);
}

.sidebar-note {
  font-size: 12px;
  color: var(--color-ink-muted);
  padding: 12px 8px 4px;
  border-top: 1px solid var(--color-line);
  margin-top: 12px;
  line-height: 1.6;
}

/* 题材内容区 */
.genre-content {
  flex: 1;
  min-width: 0;
}

.genre-section {
  margin-bottom: 36px;
  scroll-margin-top: calc(var(--header-height) + 20px);
}

.genre-card {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 24px;
  background-color: var(--color-card-bg);
  border-radius: var(--radius-card);
  padding: 20px;
  box-shadow: var(--shadow-card);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

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

.genre-card .genre-media {
  border-radius: 6px;
  overflow: hidden;
  background-color: var(--color-accent-blue);
}

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

.genre-card .genre-info {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-width: 0;
}

.genre-card .genre-tagline {
  display: inline-block;
  align-self: flex-start;
  padding: 3px 12px;
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 500;
  margin-bottom: 10px;
  background-color: var(--color-accent-blue);
  color: #2B6CB0;
}

.genre-card .genre-title {
  font-size: 20px;
  font-weight: 600;
  color: var(--color-ink);
  margin-bottom: 8px;
}

.genre-card .genre-intro {
  font-size: 14px;
  color: var(--color-ink-soft);
  line-height: 1.7;
  margin-bottom: 12px;
}

.genre-card .genre-link {
  display: inline-block;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-primary);
}

.genre-card .genre-link:hover {
  text-decoration: underline;
}

/* 题材与栏目对应表 */
.genre-map-section {
  margin-top: 16px;
  background-color: var(--color-card-bg);
  border-radius: var(--radius-card);
  padding: 28px 32px;
  box-shadow: var(--shadow-card);
}

.map-title {
  font-size: 20px;
  font-weight: 600;
  color: var(--color-ink);
  margin-bottom: 6px;
}

.map-desc {
  font-size: 14px;
  color: var(--color-ink-muted);
  margin-bottom: 20px;
}

.genre-map-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.genre-map-table th,
.genre-map-table td {
  text-align: left;
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-line);
}

.genre-map-table th {
  background-color: var(--color-page-bg);
  font-weight: 600;
  color: var(--color-ink);
  font-size: 13px;
}

.genre-map-table td {
  color: var(--color-ink-soft);
}

.genre-map-table tr:last-child th,
.genre-map-table tr:last-child td {
  border-bottom: none;
}

.genre-map-table a {
  color: var(--color-primary);
  font-weight: 500;
}

/* ---------- 收录动态 updates ---------- */
.update-section {
  margin-bottom: 40px;
}

.section-desc {
  font-size: 14px;
  color: var(--color-ink-muted);
  margin-bottom: 20px;
}

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

.batch-item {
  background-color: var(--color-card-bg);
  border-radius: var(--radius-card);
  padding: 20px 24px;
  box-shadow: var(--shadow-card);
  border-left: 4px solid var(--color-primary);
}

.batch-item:nth-child(2) {
  border-left-color: var(--color-secondary);
}

.batch-item:nth-child(3) {
  border-left-color: #5AA9E6;
}

.batch-item:nth-child(4) {
  border-left-color: var(--color-accent-yellow);
}

.batch-head {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 12px;
}

.batch-number {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-ink);
}

.batch-date {
  font-size: 13px;
  color: var(--color-ink-muted);
}

.batch-body {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.batch-figure {
  flex-shrink: 0;
  width: 80px;
  border-radius: 6px;
  overflow: hidden;
  background-color: var(--color-accent-blue);
  margin: 0;
}

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

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

.batch-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-ink);
  margin-bottom: 4px;
}

.batch-text {
  font-size: 14px;
  color: var(--color-ink-soft);
  line-height: 1.7;
  margin-bottom: 8px;
}

.batch-info .text-link {
  font-size: 13px;
  color: var(--color-primary);
  font-weight: 500;
}

/* 收录说明卡 */
.update-note-section {
  margin-bottom: 36px;
}

.note-card {
  background-color: var(--color-accent-blue);
  border-radius: var(--radius-card);
  padding: 24px 28px;
}

.note-card .note-text {
  font-size: 14px;
  color: var(--color-ink-soft);
  line-height: 1.8;
  margin-bottom: 8px;
}

.note-card .note-text:last-child {
  margin-bottom: 0;
}

/* 相关栏目入口 */
.related-entry {
  margin-bottom: 20px;
}

.related-entry-card {
  background-color: var(--color-card-bg);
  border-radius: var(--radius-card);
  padding: 24px 28px;
  box-shadow: var(--shadow-card);
}

.related-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-ink);
  margin-bottom: 6px;
}

.related-text {
  font-size: 14px;
  color: var(--color-ink-soft);
  margin-bottom: 16px;
}

.related-links {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.entry-link {
  display: inline-block;
  padding: 8px 20px;
  background-color: var(--color-page-bg);
  border: 1.5px solid var(--color-line);
  border-radius: var(--radius-pill);
  font-size: 14px;
  font-weight: 500;
  color: var(--color-ink-soft);
  transition: border-color 0.2s ease, color 0.2s ease;
}

.entry-link:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* ---------- 人气方向 trending ---------- */
.trending-feature-section {
  margin-bottom: 40px;
}

.trending-feature-card {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 32px;
  background-color: var(--color-card-bg);
  border-radius: var(--radius-card);
  padding: 24px;
  box-shadow: var(--shadow-card);
  align-items: center;
}

.trending-feature-media {
  border-radius: 6px;
  overflow: hidden;
  background-color: var(--color-accent-blue);
}

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

.trending-feature-content {
  padding-right: 8px;
}

.trending-rank-label {
  display: inline-block;
  padding: 3px 12px;
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 600;
  background-color: var(--color-primary-soft);
  color: #C5305E;
  margin-bottom: 10px;
}

.trending-feature-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-ink);
  line-height: 1.4;
  margin-bottom: 12px;
}

.trending-feature-desc {
  font-size: 14px;
  color: var(--color-ink-soft);
  line-height: 1.8;
  margin-bottom: 10px;
}

.trending-feature-content .trending-link {
  display: inline-block;
  margin-top: 8px;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-primary);
}

.trending-feature-content .trending-link:hover {
  text-decoration: underline;
}

/* 双列人气方向 */
.trending-directions-section {
  margin-bottom: 40px;
}

.trending-directions-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.trending-direction-card {
  background-color: var(--color-card-bg);
  border-radius: var(--radius-card);
  padding: 24px 28px;
  box-shadow: var(--shadow-card);
  border-top: 3px solid var(--color-secondary);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.trending-direction-card:last-child {
  border-top-color: #5AA9E6;
}

.trending-direction-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}

.trending-direction-card .trending-rank-label {
  background-color: var(--color-secondary-soft);
  color: #553C9A;
}

.trending-direction-card:last-child .trending-rank-label {
  background-color: var(--color-accent-blue);
  color: #2B6CB0;
}

.trending-direction-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-ink);
  margin-bottom: 8px;
}

.trending-direction-desc {
  font-size: 14px;
  color: var(--color-ink-soft);
  line-height: 1.7;
  margin-bottom: 10px;
}

.trending-direction-card .trending-link {
  display: inline-block;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-primary);
}

.trending-direction-card .trending-link:hover {
  text-decoration: underline;
}

/* 方向说明 */
.trending-usage-section {
  background-color: var(--color-accent-blue);
  border-radius: var(--radius-card);
  padding: 28px 32px;
  margin-bottom: 24px;
}

.trending-usage-text {
  font-size: 14px;
  color: var(--color-ink-soft);
  line-height: 1.8;
  margin-bottom: 8px;
}

.trending-usage-text:last-of-type {
  margin-bottom: 16px;
}

.trending-usage-links {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.usage-link {
  display: inline-block;
  padding: 8px 20px;
  background-color: var(--color-card-bg);
  border: 1.5px solid var(--color-line);
  border-radius: var(--radius-pill);
  font-size: 14px;
  font-weight: 500;
  color: var(--color-ink);
  transition: border-color 0.2s ease, color 0.2s ease;
}

.usage-link:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* ---------- 阅读路径 reading-path ---------- */
.path-hero-figure {
  margin: 0 0 32px;
  border-radius: var(--radius-card);
  overflow: hidden;
  position: relative;
  background-color: var(--color-accent-blue);
}

.path-hero-figure img {
  width: 100%;
  max-height: 320px;
  object-fit: cover;
}

.path-hero-figure figcaption {
  padding: 12px 20px;
  font-size: 13px;
  color: var(--color-ink-soft);
  background-color: var(--color-card-bg);
  border-top: 1px solid var(--color-line);
}

.path-steps-section {
  margin-bottom: 40px;
}

.steps-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.path-step-card {
  background-color: var(--color-card-bg);
  border-radius: var(--radius-card);
  padding: 24px 28px;
  box-shadow: var(--shadow-card);
  border-left: 4px solid var(--color-primary);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.path-step-card:nth-child(2) {
  border-left-color: var(--color-secondary);
}

.path-step-card:nth-child(3) {
  border-left-color: #5AA9E6;
}

.path-step-card:nth-child(4) {
  border-left-color: var(--color-accent-yellow);
}

.path-step-card:hover {
  transform: translateX(4px);
  box-shadow: var(--shadow-hover);
}

.step-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}

.step-number {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
}

.path-step-card:nth-child(2) .step-number {
  color: var(--color-secondary);
}

.path-step-card:nth-child(3) .step-number {
  color: #5AA9E6;
}

.path-step-card:nth-child(4) .step-number {
  color: #D69E2E;
}

.step-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-ink);
}

.step-actor {
  display: inline-block;
  padding: 2px 12px;
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 500;
}

.step-actor-reader {
  background-color: var(--color-primary-soft);
  color: #C5305E;
}

.step-actor-station {
  background-color: var(--color-secondary-soft);
  color: #553C9A;
}

.step-body p {
  font-size: 14px;
  color: var(--color-ink-soft);
  line-height: 1.8;
  margin-bottom: 4px;
}

.step-body p:last-child {
  margin-bottom: 0;
}

.step-body strong {
  color: var(--color-ink);
  font-weight: 600;
  margin-right: 4px;
}

/* 职责对比 */
.duty-section {
  margin-bottom: 40px;
}

.duty-compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 16px;
}

.duty-col {
  background-color: var(--color-card-bg);
  border-radius: var(--radius-card);
  padding: 24px 28px;
  box-shadow: var(--shadow-card);
}

.duty-station {
  border-top: 3px solid var(--color-secondary);
}

.duty-reader {
  border-top: 3px solid var(--color-primary);
}

.duty-col-title {
  font-size: 17px;
  font-weight: 600;
  color: var(--color-ink);
  margin-bottom: 12px;
}

.duty-list {
  list-style: disc;
  padding-left: 20px;
}

.duty-list li {
  font-size: 14px;
  color: var(--color-ink-soft);
  line-height: 1.7;
  margin-bottom: 6px;
  padding-left: 4px;
}

.duty-list li::marker {
  color: var(--color-secondary);
}

.duty-reader .duty-list li::marker {
  color: var(--color-primary);
}

.duty-note {
  font-size: 13px;
  color: var(--color-ink-muted);
  background-color: var(--color-accent-blue);
  border-radius: var(--radius-card);
  padding: 16px 24px;
  line-height: 1.7;
}

/* 相关阅读入口 */
.related-links h2 {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-ink);
  margin-bottom: 12px;
}

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

.related-list a {
  display: inline-block;
  font-size: 14px;
  color: var(--color-ink-soft);
  padding: 6px 0;
}

.related-list a:hover {
  color: var(--color-primary);
}

/* ---------- 站务边界 site-policy ---------- */
.policy-section {
  margin-bottom: 40px;
}

.policy-section .section-intro {
  margin-bottom: 20px;
}

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

.boundary-card {
  background-color: var(--color-card-bg);
  border-radius: var(--radius-card);
  padding: 22px 24px;
  box-shadow: var(--shadow-card);
  border-top: 3px solid var(--color-primary);
}

.boundary-card:nth-child(2) {
  border-top-color: var(--color-secondary);
}

.boundary-card:nth-child(3) {
  border-top-color: #5AA9E6;
}

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

.boundary-card p {
  font-size: 14px;
  color: var(--color-ink-soft);
  line-height: 1.7;
}

/* 封面使用说明 */
.usage-layout {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 32px;
  align-items: center;
  background-color: var(--color-card-bg);
  border-radius: var(--radius-card);
  padding: 28px 32px;
  box-shadow: var(--shadow-card);
}

.usage-text p {
  font-size: 14px;
  color: var(--color-ink-soft);
  line-height: 1.8;
  margin-bottom: 10px;
}

.usage-text p:last-child {
  margin-bottom: 0;
}

.usage-figure {
  border-radius: 6px;
  overflow: hidden;
  background-color: var(--color-accent-blue);
  margin: 0;
}

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

.usage-figure figcaption {
  padding: 8px 12px;
  font-size: 12px;
  color: var(--color-ink-muted);
  background-color: var(--color-card-bg);
  border-top: 1px solid var(--color-line);
  text-align: center;
}

/* FAQ 折叠区 */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background-color: var(--color-card-bg);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.faq-item summary {
  padding: 16px 24px;
  font-size: 15px;
  font-weight: 600;
  color: var(--color-ink);
  cursor: pointer;
  list-style: none;
  position: relative;
  padding-right: 48px;
  transition: color 0.2s ease;
  user-select: none;
}

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

.faq-item summary::after {
  content: "+";
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 20px;
  font-weight: 400;
  color: var(--color-primary);
  transition: transform 0.25s ease;
}

.faq-item[open] summary::after {
  transform: translateY(-50%) rotate(45deg);
}

.faq-item summary:hover {
  color: var(--color-primary);
}

.faq-answer {
  padding: 0 24px 18px;
}

.faq-answer p {
  font-size: 14px;
  color: var(--color-ink-soft);
  line-height: 1.8;
}

/* 站务推荐链接 */
.policy-links {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.policy-link {
  display: inline-block;
  padding: 8px 20px;
  background-color: var(--color-card-bg);
  border: 1.5px solid var(--color-line);
  border-radius: var(--radius-pill);
  font-size: 14px;
  font-weight: 500;
  color: var(--color-ink-soft);
  transition: border-color 0.2s ease, color 0.2s ease;
}

.policy-link:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* ============================================================
   6. Pages — 404 页面
   ============================================================ */
.error-main {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding-top: 60px;
  padding-bottom: 60px;
}

.error-panel {
  text-align: center;
  max-width: 560px;
  margin-bottom: 48px;
}

.error-code {
  font-size: 72px;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: 12px;
}

.error-panel h1 {
  font-size: 24px;
  font-weight: 600;
  color: var(--color-ink);
  margin-bottom: 12px;
}

.error-desc {
  font-size: 15px;
  color: var(--color-ink-soft);
  margin-bottom: 24px;
}

.error-home-link {
  display: inline-block;
  padding: 10px 28px;
  background-color: var(--color-primary);
  color: #FFFFFF;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-pill);
  transition: background-color 0.2s ease;
}

.error-home-link:hover {
  background-color: #E85B8C;
  color: #FFFFFF;
}

.error-suggest {
  width: 100%;
  max-width: 720px;
  text-align: center;
}

.error-suggest-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-ink);
  margin-bottom: 16px;
}

.error-suggest-list {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.error-suggest-list a {
  display: inline-block;
  padding: 8px 20px;
  background-color: var(--color-card-bg);
  border: 1.5px solid var(--color-line);
  border-radius: var(--radius-pill);
  font-size: 14px;
  font-weight: 500;
  color: var(--color-ink-soft);
  transition: border-color 0.2s ease, color 0.2s ease;
}

.error-suggest-list a:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

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

/* ---------- 平板（≤ 1024px） ---------- */
@media (max-width: 1024px) {
  .brand-tagline {
    display: none;
  }

  /* 封面墙改为 2 列，避免 7 项在 3 列下最后一项孤立 */
  .cover-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* 首页 hero 仍保持双栏，但缩小间距 */
  .hero-showcase {
    gap: 32px;
  }

  .hero-title {
    font-size: 28px;
  }

  /* 题材档案侧栏布局 */
  .layout-shell {
    gap: 20px;
  }

  .genre-card {
    grid-template-columns: 140px 1fr;
    gap: 16px;
  }
}

/* ---------- 窄平板（≤ 820px） ---------- */
@media (max-width: 820px) {
  /* 首页 hero 改为单栏，图片在上 */
  .hero-showcase {
    grid-template-columns: 1fr;
    gap: 24px;
    padding-top: 32px;
  }

  .hero-copy {
    padding-right: 0;
  }

  /* 人气方向三卡改为单列 */
  .trending-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  /* 页脚改为两列 */
  .footer-cols {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  .footer-about {
    grid-column: 1 / -1;
  }

  /* 题材档案：侧栏变为顶部水平导航 */
  .layout-shell {
    flex-direction: column;
  }

  .genre-sidebar {
    width: 100%;
    order: 1;
  }

  .sidebar-inner {
    position: static;
    padding: 16px;
  }

  .genre-tree {
    display: flex;
    gap: 8px;
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 4px;
  }

  .genre-tree li {
    flex-shrink: 0;
    margin-bottom: 0;
  }

  .genre-tree a {
    white-space: nowrap;
    padding: 6px 16px;
  }

  .sidebar-note {
    display: none;
  }

  .genre-content {
    order: 2;
    width: 100%;
  }

  /* 人气方向 feature 卡改为单栏 */
  .trending-feature-card {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .trending-feature-content {
    padding-right: 0;
  }

  /* 双列人气方向改为单列 */
  .trending-directions-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  /* 站务边界三卡改为单列 */
  .boundary-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  /* 封面使用说明改为单栏 */
  .usage-layout {
    grid-template-columns: 1fr;
    gap: 20px;
  }
}

/* ---------- 手机（≤ 640px） ---------- */
@media (max-width: 640px) {
  :root {
    --container-padding: 16px;
  }

  /* 页头：显示汉堡按钮，收起导航 */
  .nav-toggle {
    display: flex;
  }

  .site-nav {
    position: absolute;
    top: var(--header-height);
    left: 0;
    right: 0;
    background-color: var(--color-card-bg);
    border-bottom: 1px solid var(--color-line);
    box-shadow: 0 8px 16px rgba(31, 42, 68, 0.08);
  }

  .nav-list {
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 12px var(--container-padding) 20px;
    gap: 2px;
  }

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

  .nav-link {
    padding: 12px 16px;
    font-size: 15px;
    border-radius: 6px;
  }

  /* 首页标题字号下调 */
  .hero-title {
    font-size: 24px;
  }

  .hero-cta {
    width: 100%;
    text-align: center;
  }

  /* 封面墙 2 列保持，但缩小间距 */
  .cover-grid {
    gap: 12px;
  }

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

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

  .cover-meta {
    font-size: 11px;
    margin-bottom: 6px;
  }

  .cover-tag,
  .update-tag {
    font-size: 11px;
    padding: 2px 10px;
  }

  /* 首页收录条 */
  .update-strip-link {
    gap: 12px;
    padding: 8px 12px;
  }

  .update-thumb-wrap {
    width: 48px;
    height: 48px;
  }

  .update-info {
    gap: 8px;
    flex-wrap: wrap;
  }

  /* 页脚单列 */
  .footer-cols {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .footer-about {
    grid-column: auto;
  }

  /* 面包屑与页面标题 */
  .page-title {
    font-size: 24px;
  }

  .page-header {
    padding-top: 20px;
    padding-bottom: 24px;
    margin-bottom: 24px;
  }

  /* 题材档案卡片 */
  .genre-card {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 16px;
  }

  .genre-card .genre-media {
    max-width: 220px;
  }

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

  /* 对应表横向滚动 */
  .genre-map-section {
    padding: 20px 16px;
    overflow-x: auto;
  }

  .genre-map-table {
    min-width: 560px;
  }

  /* 收录动态批次 */
  .batch-item {
    padding: 16px;
  }

  .batch-head {
    gap: 10px;
    flex-wrap: wrap;
  }

  .batch-body {
    flex-direction: column;
    gap: 12px;
  }

  .batch-figure {
    width: 100%;
    max-width: 160px;
  }

  /* 阅读路径步骤卡 */
  .path-step-card {
    padding: 18px;
  }

  .step-head {
    gap: 8px;
  }

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

  /* 人气方向 */
  .trending-feature-card {
    padding: 16px;
  }

  .trending-direction-card {
    padding: 18px;
  }

  .trending-usage-section {
    padding: 20px 16px;
  }

  /* 站务边界 */
  .boundary-card {
    padding: 18px;
  }

  .usage-layout {
    padding: 20px 16px;
  }

  .faq-item summary {
    padding: 14px 44px 14px 16px;
    font-size: 14px;
  }

  .faq-answer {
    padding: 0 16px 14px;
  }

  /* 阅读路径首图 */
  .path-hero-figure figcaption {
    padding: 10px 14px;
    font-size: 12px;
  }

  /* 路径引导卡 */
  .path-guide-card {
    padding: 24px 20px;
  }

  .guide-btn {
    width: 100%;
    text-align: center;
  }

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

  .error-panel h1 {
    font-size: 20px;
  }

  .error-suggest-list {
    flex-direction: column;
    align-items: center;
  }

  .error-suggest-list a {
    width: 100%;
    text-align: center;
  }
}

/* ---------- 超小屏（≤ 400px） ---------- */
@media (max-width: 400px) {
  .brand-name {
    font-size: 19px;
  }

  .cover-grid {
    grid-template-columns: 1fr 1fr;
    gap: 8px;
  }

  .cover-info {
    padding: 8px 10px 10px;
  }

  .cover-title {
    font-size: 13px;
  }

  .pill-list {
    gap: 8px;
  }

  .pill-link {
    padding: 8px 16px;
    font-size: 13px;
  }
}

/* 程序验收反馈：修复网格孤项 */
@media (min-width: 769px) {
  .cover-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}