/* ==========================================================================
   虫虫漫画 · 全站样式表
   结构：base / layout / components / pages / responsive
   ========================================================================== */

/* --------------------------------------------------------------------------
   base：变量、重置、字体与基础排版
   -------------------------------------------------------------------------- */
:root {
  --c-bg: #FFFFFF;
  --c-bg-sub: #F4F5F7;
  --c-text: #14161A;
  --c-text-sub: #5A6169;
  --c-accent: #3FBF6F;
  --c-accent-deep: #2E9B55;
  --c-line: #E3E5E9;
  --c-shadow: rgba(20, 22, 26, 0.08);
  --wrap: 1180px;
  --wrap-narrow: 760px;
  --radius: 6px;
  --radius-sm: 4px;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas,
    "Liberation Mono", monospace;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--c-bg);
  color: var(--c-text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4 {
  margin: 0;
  font-weight: 700;
  line-height: 1.35;
  color: var(--c-text);
}

p {
  margin: 0;
}

ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

a {
  color: var(--c-text);
  text-decoration: none;
  transition: color 0.18s ease;
}

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

img {
  display: block;
  max-width: 100%;
  height: auto;
  border: 0;
}

figure {
  margin: 0;
}

table {
  border-collapse: collapse;
  width: 100%;
}

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  cursor: pointer;
}

time {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

:focus-visible {
  outline: 2px solid var(--c-accent-deep);
  outline-offset: 2px;
}

/* --------------------------------------------------------------------------
   layout：全站骨架（页头 / 导航 / 主容器 / 面包屑 / 页脚）
   -------------------------------------------------------------------------- */

/* 顶部事实条 */
.site-factbar {
  margin: 0;
  padding: 8px 24px;
  background: var(--c-text);
  color: #FFFFFF;
  font-size: 14px;
  line-height: 1.6;
  text-align: center;
}

/* 页头 */
.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  background: var(--c-bg);
  border-bottom: 1px solid var(--c-line);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 24px;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 24px;
  min-height: 68px;
}

.brand {
  display: flex;
  flex-direction: column;
  justify-content: center;
  flex: 0 0 auto;
  padding: 6px 0;
}

.brand-name {
  font-size: 20px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--c-text);
}

.brand:hover .brand-name {
  color: var(--c-accent-deep);
}

.brand-slogan {
  font-size: 12px;
  line-height: 1.4;
  color: var(--c-text-sub);
}

/* 导航 */
.site-nav {
  margin-left: auto;
}

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

.nav-list > li {
  display: flex;
}

.nav-link {
  display: flex;
  align-items: center;
  height: 44px;
  padding: 0 14px;
  font-size: 15px;
  color: var(--c-text-sub);
  border-bottom: 2px solid transparent;
}

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

.nav-link.is-current {
  color: var(--c-text);
  font-weight: 700;
  border-bottom-color: var(--c-accent);
}

/* 汉堡按钮：桌面隐藏 */
.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  margin-left: auto;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-sm);
}

.nav-toggle-bar {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--c-text);
}

/* 主内容 */
.site-main {
  display: block;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 24px 64px;
}

.inner-main {
  padding-top: 20px;
}

/* 面包屑 */
.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  padding: 4px 0 14px;
  font-size: 14px;
  color: var(--c-text-sub);
  border-bottom: 1px solid var(--c-line);
}

.breadcrumb a {
  color: var(--c-text-sub);
}

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

.breadcrumb-sep {
  color: var(--c-line);
}

.breadcrumb-current {
  color: var(--c-text);
}

/* 内页标题区 */
.page-header {
  padding: 26px 0 22px;
  border-bottom: 1px solid var(--c-line);
}

.page-title {
  font-size: 34px;
  line-height: 1.3;
}

.page-description,
.page-lead {
  max-width: var(--wrap-narrow);
  margin-top: 10px;
  font-size: 16px;
  color: var(--c-text-sub);
}

.page-header-main {
  display: block;
}

/* 页内锚点 */
.page-anchors,
.page-anchor {
  margin-top: 16px;
}

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

.anchor-list a {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 4px 12px;
  font-size: 14px;
  color: var(--c-text-sub);
  background: var(--c-bg-sub);
  border: 1px solid var(--c-line);
  border-radius: 999px;
}

.anchor-list a:hover {
  color: var(--c-accent-deep);
  border-color: var(--c-accent);
}

/* 页脚 */
.site-footer {
  margin-top: 40px;
  background: var(--c-bg-sub);
  border-top: 1px solid var(--c-line);
}

.footer-inner {
  display: grid;
  grid-template-columns: minmax(200px, 1.2fr) minmax(0, 1.6fr) minmax(200px, 1fr);
  gap: 24px 40px;
  align-items: start;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 28px 24px 26px;
}

.footer-name {
  font-size: 16px;
  font-weight: 700;
}

.footer-desc {
  margin-top: 4px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-text-sub);
}

.footer-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 20px;
}

.footer-list a {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  font-size: 14px;
  color: var(--c-text-sub);
}

.footer-list a:hover {
  color: var(--c-accent-deep);
}

.footer-note {
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-text-sub);
}

.footer-copy {
  margin-top: 6px;
  font-size: 13px;
  color: var(--c-text-sub);
}

/* 通用区块标题 */
.section-title {
  font-size: 24px;
}

.section-head {
  margin-bottom: 18px;
}

.section-note,
.section-desc,
.section-intro,
.section-lead {
  max-width: var(--wrap-narrow);
  margin-top: 8px;
  font-size: 15px;
  color: var(--c-text-sub);
}

.section-more,
.column-more,
.scope-more {
  margin-top: 14px;
  font-size: 14px;
}

.section-more a,
.column-more a,
.scope-more a,
.section-note a {
  color: var(--c-accent-deep);
  font-weight: 700;
}

.column-title {
  font-size: 18px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--c-text);
}

/* 内页两栏布局：主内容在前、aside 在后 */
.page-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 40px;
  align-items: start;
  padding-top: 30px;
}

.layout-main {
  min-width: 0;
}

.layout-aside {
  min-width: 0;
  padding: 18px;
  background: var(--c-bg-sub);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
}

/* --------------------------------------------------------------------------
   components：通用组件（封面卡、标签、榜单、字段表、折叠、入口条）
   -------------------------------------------------------------------------- */

/* 封面卡（题材分类页） */
.cover-card {
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--c-bg);
  transition: transform 0.18s ease, border-color 0.18s ease;
}

.cover-card a {
  display: block;
}

.cover-card img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  background: var(--c-bg-sub);
}

.cover-title {
  display: block;
  padding: 8px 10px 0;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.5;
}

.cover-tag {
  display: block;
  padding: 2px 10px 10px;
  font-size: 13px;
  color: var(--c-text-sub);
}

.cover-card:hover {
  transform: translateY(-2px);
  border-color: var(--c-accent);
}

/* 标签 */
.tag {
  display: inline-flex;
  align-items: center;
  padding: 1px 8px;
  font-size: 12px;
  line-height: 1.7;
  border-radius: var(--radius-sm);
}

.tag-genre {
  color: var(--c-accent-deep);
  background: rgba(63, 191, 111, 0.12);
}

.tag-state {
  color: var(--c-text-sub);
  background: var(--c-bg-sub);
}

/* 位次编号 */
.rank-no {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  width: 30px;
  height: 30px;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--c-text-sub);
  background: var(--c-bg-sub);
  border-radius: var(--radius-sm);
}

/* 字段含义表 */
.field-table {
  font-size: 15px;
}

.field-table caption {
  padding-bottom: 10px;
  font-size: 14px;
  color: var(--c-text-sub);
  text-align: left;
}

.field-table th,
.field-table td {
  padding: 10px 14px;
  border: 1px solid var(--c-line);
  text-align: left;
  vertical-align: top;
}

.field-table thead th {
  background: var(--c-bg-sub);
  font-weight: 700;
}

.field-table tbody th {
  width: 30%;
  font-weight: 700;
  background: #FAFAFB;
}

/* FAQ 折叠 */
.faq-list {
  display: grid;
  gap: 10px;
}

.faq-item {
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-bg);
}

.faq-question {
  display: flex;
  align-items: center;
  min-height: 48px;
  padding: 10px 16px;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  list-style: none;
}

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

.faq-question::after {
  content: "+";
  margin-left: auto;
  padding-left: 12px;
  font-family: var(--font-mono);
  color: var(--c-accent-deep);
}

.faq-item[open] .faq-question::after {
  content: "–";
}

.faq-item[open] .faq-question {
  border-bottom: 1px solid var(--c-line);
}

.faq-answer {
  padding: 12px 16px 16px;
  font-size: 15px;
  color: var(--c-text-sub);
}

/* 相关入口条 */
.related-section {
  padding-top: 34px;
}

.related-links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
}

.related-link {
  display: flex;
  align-items: center;
  min-height: 48px;
  padding: 10px 16px;
  font-size: 15px;
  font-weight: 700;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-bg);
}

.related-link:hover {
  border-color: var(--c-accent);
  color: var(--c-accent-deep);
}

/* 滚动出现增强（不影响初始可见） */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    animation: reveal-in 0.4s ease both;
  }

  @keyframes reveal-in {
    from {
      transform: translateY(8px);
    }

    to {
      transform: translateY(0);
    }
  }
}

/* --------------------------------------------------------------------------
   pages：首页
   -------------------------------------------------------------------------- */

.home-main {
  padding-top: 26px;
}

/* 首屏 */
.hero {
  display: grid;
  grid-template-columns: minmax(0, 420px) minmax(0, 1fr);
  gap: 36px;
  align-items: start;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--c-line);
}

.hero-lead {
  min-width: 0;
}

.hero-title {
  font-size: 34px;
  line-height: 1.3;
}

.hero-text {
  margin-top: 14px;
  font-size: 16px;
  color: var(--c-text-sub);
}

.hero-paths {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.path-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 8px 18px;
  font-size: 15px;
  font-weight: 700;
  color: var(--c-bg);
  background: var(--c-text);
  border-radius: var(--radius);
}

.path-link:hover {
  color: var(--c-bg);
  background: var(--c-accent-deep);
}

.hero-figure {
  margin-top: 24px;
}

.hero-figure img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid var(--c-line);
}

/* 首屏横向封面带 */
.hero-strip {
  min-width: 0;
}

.strip-title {
  font-size: 18px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--c-text);
}

.strip-list {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: 132px;
  gap: 14px;
  margin-top: 16px;
  padding-bottom: 12px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.strip-item {
  min-width: 0;
}

.strip-link {
  display: block;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--c-bg);
  transition: transform 0.18s ease, border-color 0.18s ease;
}

.strip-link:hover {
  transform: translateY(-2px);
  border-color: var(--c-accent);
}

.strip-link img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  background: var(--c-bg-sub);
}

.strip-name {
  display: block;
  padding: 8px 10px 0;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.5;
}

.strip-tag {
  display: block;
  padding: 2px 10px 10px;
  font-size: 12px;
  color: var(--c-text-sub);
}

/* 题材分类总览 */
.genre-overview {
  padding: 40px 0;
  border-bottom: 1px solid var(--c-line);
}

.genre-columns {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}

.genre-col {
  display: flex;
  flex-direction: column;
  padding: 16px;
  background: var(--c-bg-sub);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
}

.genre-name {
  font-size: 18px;
}

.genre-name a {
  color: var(--c-text);
}

.genre-name a:hover {
  color: var(--c-accent-deep);
}

.genre-trait {
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-text-sub);
}

.genre-count {
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--c-accent-deep);
}

.genre-covers {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 14px;
}

.genre-covers a {
  display: block;
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.genre-covers img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  background: var(--c-bg);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-sm);
}

/* 封面墙 + 最近更新 */
.wall-update {
  padding: 40px 0;
  border-bottom: 1px solid var(--c-line);
}

.wall-update-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
  gap: 36px;
  align-items: start;
}

.wall-column {
  min-width: 0;
}

.wall-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  grid-auto-rows: 132px;
  gap: 12px;
  margin-top: 16px;
}

.wall-cell {
  min-width: 0;
}

.wall-cell-tall {
  grid-row: span 2;
}

.wall-cell-wide {
  grid-column: span 2;
}

.wall-cell a {
  position: relative;
  display: block;
  height: 100%;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--c-line);
  transition: border-color 0.18s ease, transform 0.18s ease;
}

.wall-cell a:hover {
  border-color: var(--c-accent);
  transform: translateY(-2px);
}

.wall-cell img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  background: var(--c-bg-sub);
}

.wall-meta {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 10px;
  background: rgba(20, 22, 26, 0.72);
  color: #FFFFFF;
}

.wall-name {
  font-size: 14px;
  font-weight: 700;
  line-height: 1.4;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.wall-meta .strip-tag {
  padding: 0;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.78);
}

/* 更新列表 */
.update-column {
  min-width: 0;
}

.update-list {
  margin-top: 14px;
}

.update-item {
  padding: 12px 0;
  border-bottom: 1px dashed var(--c-line);
}

.update-item:first-child {
  padding-top: 0;
}

.update-date {
  display: inline-block;
  margin-right: 10px;
  font-size: 13px;
  color: var(--c-accent-deep);
}

.update-name {
  font-size: 15px;
  font-weight: 700;
}

.update-tag {
  display: inline-block;
  margin-left: 8px;
  padding: 1px 8px;
  font-size: 12px;
  color: var(--c-text-sub);
  background: var(--c-bg-sub);
  border-radius: var(--radius-sm);
}

.update-note {
  margin-top: 4px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-text-sub);
}

/* 人气榜单速览 */
.rank-glance {
  padding: 40px 0;
  border-bottom: 1px solid var(--c-line);
}

.rank-glance .rank-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 36px;
}

.rank-glance .rank-item {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  grid-template-areas:
    "no name"
    "no note";
  gap: 2px 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--c-line);
}

.rank-glance .rank-no {
  grid-area: no;
  margin-top: 4px;
}

.rank-glance .rank-name {
  grid-area: name;
  font-size: 16px;
  font-weight: 700;
}

.rank-glance .rank-tag {
  display: inline-block;
  margin-left: 8px;
  padding: 1px 8px;
  font-size: 12px;
  font-weight: 400;
  color: var(--c-text-sub);
  background: var(--c-bg-sub);
  border-radius: var(--radius-sm);
}

.rank-glance .rank-note {
  grid-area: note;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-text-sub);
}

/* 字段与收录边界摘要 */
.field-scope {
  padding: 40px 0;
  border-bottom: 1px solid var(--c-line);
}

.field-scope-layout {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 36px;
  align-items: start;
}

.field-column,
.scope-column {
  min-width: 0;
}

.field-column .field-table {
  margin-top: 14px;
}

.field-column .field-table dt {
  padding: 8px 0;
  font-weight: 700;
  border-bottom: 1px solid var(--c-line);
}

.field-column .field-table dd {
  margin: 0;
  padding: 8px 0;
  font-size: 15px;
  color: var(--c-text-sub);
  border-bottom: 1px solid var(--c-line);
}

.scope-list {
  margin-top: 14px;
}

.scope-list li {
  position: relative;
  padding: 8px 0 8px 18px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-text-sub);
  border-bottom: 1px solid var(--c-line);
}

.scope-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 18px;
  width: 6px;
  height: 6px;
  background: var(--c-accent);
  border-radius: 50%;
}

/* 站内栏目索引 */
.site-index {
  padding: 40px 0 8px;
}

.index-columns {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 16px;
}

.index-col {
  padding: 14px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-bg);
}

.index-name {
  font-size: 16px;
}

.index-name a {
  color: var(--c-text);
}

.index-name a:hover {
  color: var(--c-accent-deep);
}

.index-desc {
  margin-top: 6px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-text-sub);
}

/* --------------------------------------------------------------------------
   pages：题材分类页
   -------------------------------------------------------------------------- */
.genre-groups {
  padding-bottom: 34px;
}

.genre-block {
  padding: 22px 0;
  border-bottom: 1px solid var(--c-line);
}

.genre-block:first-of-type {
  padding-top: 4px;
}

.genre-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
}

.genre-head .genre-name {
  font-size: 20px;
}

.genre-head .genre-count {
  margin-top: 0;
}

.genre-feature {
  max-width: var(--wrap-narrow);
  margin-top: 8px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-text-sub);
}

.genre-block .genre-covers {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 14px;
  margin-top: 16px;
}

.genre-block .genre-covers .cover-card {
  max-width: 200px;
}

/* 题材区别 */
.genre-difference {
  padding: 34px 0;
  border-bottom: 1px solid var(--c-line);
}

.difference-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
  margin-top: 18px;
}

.difference-col {
  min-width: 0;
  padding: 16px;
  background: var(--c-bg-sub);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
}

.col-title {
  font-size: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--c-line);
}

.difference-list {
  margin-top: 10px;
}

.difference-list li {
  position: relative;
  padding: 6px 0 6px 16px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-text-sub);
}

.difference-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 16px;
  width: 6px;
  height: 6px;
  background: var(--c-accent);
  border-radius: 50%;
}

/* 作品索引入口 */
.genre-entries {
  padding: 34px 0 10px;
}

.entry-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
  margin-top: 18px;
}

.entry-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 16px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-bg);
}

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

.entry-name {
  font-size: 16px;
  font-weight: 700;
}

.entry-desc {
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-text-sub);
}

/* 题材页侧栏 */
.genre-aside .aside-title {
  font-size: 16px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--c-text);
}

.genre-aside .aside-text {
  margin-top: 10px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-text-sub);
}

.aside-list {
  margin-top: 12px;
}

.aside-list li {
  padding: 8px 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-text-sub);
  border-bottom: 1px dashed var(--c-line);
}

.aside-link {
  margin-top: 14px;
  font-size: 14px;
}

.aside-link a {
  color: var(--c-accent-deep);
  font-weight: 700;
}

/* --------------------------------------------------------------------------
   pages：更新记录页
   -------------------------------------------------------------------------- */
.record-section {
  padding: 34px 0;
  border-bottom: 1px solid var(--c-line);
}

.record-section:first-of-type {
  padding-top: 30px;
}

.record-list {
  display: grid;
  gap: 0;
  margin-top: 18px;
}

.record-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 16px 0;
  border-bottom: 1px solid var(--c-line);
}

.record-list-latest .record-item {
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}

.record-cover {
  border: 1px solid var(--c-line);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.record-cover img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  background: var(--c-bg-sub);
}

.record-body {
  min-width: 0;
}

.record-date {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--c-accent-deep);
}

.record-name {
  margin-top: 2px;
  font-size: 17px;
}

.record-genre {
  margin-top: 4px;
  font-size: 13px;
  color: var(--c-text-sub);
}

.record-note {
  margin-top: 6px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-text-sub);
}

/* 历史归档 */
.archive-groups {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
  margin-top: 18px;
}

.archive-group {
  min-width: 0;
  padding: 16px;
  background: var(--c-bg-sub);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
}

.archive-title {
  font-size: 16px;
}

.archive-summary {
  margin-top: 6px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-text-sub);
}

.archive-list {
  margin-top: 10px;
  border-top: 1px solid var(--c-line);
}

.archive-list li {
  padding: 8px 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-text-sub);
  border-bottom: 1px dashed var(--c-line);
}

/* 更新记录页字段表 */
.record-section .field-table {
  margin-top: 18px;
}

/* --------------------------------------------------------------------------
   pages：人气榜单页
   -------------------------------------------------------------------------- */
.rank-section {
  padding: 30px 0 34px;
  border-bottom: 1px solid var(--c-line);
}

.rank-section .rank-list {
  display: grid;
  gap: 0;
  margin-top: 18px;
}

.rank-section .rank-item {
  display: grid;
  grid-template-columns: 30px 64px minmax(0, 1fr);
  gap: 16px;
  align-items: start;
  padding: 14px 0;
  border-bottom: 1px solid var(--c-line);
}

.rank-section .rank-no {
  margin-top: 6px;
}

.rank-cover {
  border: 1px solid var(--c-line);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.rank-cover img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  background: var(--c-bg-sub);
}

.rank-body {
  min-width: 0;
}

.rank-body .rank-name {
  font-size: 17px;
}

.rank-body .rank-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 6px;
}

.rank-body .rank-note {
  margin-top: 6px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-text-sub);
}

.rank-footnote {
  margin-top: 16px;
  font-size: 14px;
  color: var(--c-text-sub);
}

.rank-footnote a {
  margin-right: 16px;
  color: var(--c-accent-deep);
  font-weight: 700;
}

/* 排序依据 */
.basis-section {
  padding: 34px 0;
  border-bottom: 1px solid var(--c-line);
}

.basis-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
  margin-top: 18px;
}

.basis-col {
  min-width: 0;
}

.basis-heading {
  font-size: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--c-line);
}

.basis-list {
  margin-top: 10px;
}

.basis-item {
  padding: 10px 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-text-sub);
  border-bottom: 1px dashed var(--c-line);
}

/* 更新节奏 */
.cycle-section {
  padding: 34px 0;
  border-bottom: 1px solid var(--c-line);
}

.cycle-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 14px;
  margin-top: 18px;
}

.cycle-item {
  padding: 14px 16px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-text-sub);
  background: var(--c-bg-sub);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
}

/* 榜单页相关入口 */
.related-entries {
  padding: 34px 0 0;
}

.entry-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
  margin-top: 18px;
}

.entry-card {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 16px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-bg);
}

.entry-card:hover {
  border-color: var(--c-accent);
}

/* --------------------------------------------------------------------------
   pages：阅读说明页
   -------------------------------------------------------------------------- */
.guide-section {
  padding: 30px 0 34px;
  border-bottom: 1px solid var(--c-line);
}

.guide-figure {
  margin-top: 18px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  overflow: hidden;
}

.guide-figure img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  background: var(--c-bg-sub);
}

.guide-figure figcaption {
  padding: 8px 14px 10px;
  font-size: 13px;
  color: var(--c-text-sub);
  background: var(--c-bg-sub);
}

.guide-section .field-table {
  margin-top: 18px;
}

/* 归类步骤 */
.step-list {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}

.step-item {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  grid-template-areas:
    "idx title"
    "idx text";
  gap: 4px 14px;
  padding: 14px 16px;
  background: var(--c-bg-sub);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
}

.step-index {
  grid-area: idx;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--c-bg);
  background: var(--c-accent-deep);
  border-radius: var(--radius-sm);
}

.step-title {
  grid-area: title;
  font-size: 16px;
}

.step-text {
  grid-area: text;
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-text-sub);
}

/* 口径说明 */
.rule-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
  margin-top: 18px;
}

.rule-col {
  min-width: 0;
}

.rule-title {
  font-size: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--c-line);
}

.rule-list {
  margin-top: 10px;
}

.rule-item {
  padding: 10px 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-text-sub);
  border-bottom: 1px dashed var(--c-line);
}

/* 浏览路径 */
.path-list {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}

.path-item {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  grid-template-areas:
    "idx title"
    "idx text"
    "idx link";
  gap: 4px 14px;
  padding: 14px 16px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
}

.path-index {
  grid-area: idx;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--c-accent-deep);
  background: rgba(63, 191, 111, 0.12);
  border-radius: var(--radius-sm);
}

.path-title {
  grid-area: title;
  font-size: 16px;
}

.path-text {
  grid-area: text;
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-text-sub);
}

.path-item .path-link {
  grid-area: link;
  justify-self: start;
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  margin-top: 6px;
  padding: 4px 14px;
  font-size: 14px;
  font-weight: 700;
  color: var(--c-accent-deep);
  background: var(--c-bg-sub);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-sm);
}

.path-item .path-link:hover {
  border-color: var(--c-accent);
}

/* 收录边界 */
.boundary-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
  margin-top: 18px;
}

.boundary-col {
  min-width: 0;
  padding: 16px;
  background: var(--c-bg-sub);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
}

.boundary-title {
  font-size: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--c-line);
}

.boundary-list {
  margin-top: 10px;
}

.boundary-list li {
  position: relative;
  padding: 6px 0 6px 16px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-text-sub);
}

.boundary-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 16px;
  width: 6px;
  height: 6px;
  background: var(--c-accent);
  border-radius: 50%;
}

/* 阅读说明页侧栏 */
.layout-aside .aside-block + .aside-block {
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid var(--c-line);
}

.layout-aside .aside-title {
  font-size: 16px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--c-text);
}

.layout-aside .aside-list {
  margin-top: 10px;
}

.aside-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 8px 0;
  border-bottom: 1px dashed var(--c-line);
}

.aside-key {
  font-size: 14px;
  font-weight: 700;
}

.aside-link-list a {
  font-size: 14px;
  color: var(--c-accent-deep);
  font-weight: 700;
}

/* --------------------------------------------------------------------------
   pages：404
   -------------------------------------------------------------------------- */
.error-main {
  padding-top: 60px;
  padding-bottom: 80px;
}

.error-panel {
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-bg-sub);
}

.error-inner {
  max-width: var(--wrap-narrow);
  margin: 0 auto;
  padding: 48px 24px;
}

.error-code {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--c-accent-deep);
}

.error-title {
  margin-top: 6px;
  font-size: 34px;
  line-height: 1.3;
}

.error-text {
  margin-top: 12px;
  font-size: 16px;
  color: var(--c-text-sub);
}

.error-actions {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
  margin-top: 24px;
}

.error-link {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 10px 16px;
  font-size: 15px;
  font-weight: 700;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-bg);
}

.error-link:hover {
  border-color: var(--c-accent);
  color: var(--c-accent-deep);
}

.error-link.is-primary {
  color: var(--c-bg);
  background: var(--c-text);
  border-color: var(--c-text);
}

.error-link.is-primary:hover {
  color: var(--c-bg);
  background: var(--c-accent-deep);
  border-color: var(--c-accent-deep);
}

/* --------------------------------------------------------------------------
   responsive：平板与手机
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .hero {
    grid-template-columns: minmax(0, 1fr);
    gap: 28px;
  }

  .genre-columns {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .wall-update-layout {
    grid-template-columns: minmax(0, 1fr);
    gap: 30px;
  }

  .index-columns {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-layout {
    grid-template-columns: minmax(0, 1fr) 250px;
    gap: 28px;
  }

  .footer-inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }

  .footer-meta {
    grid-column: 1 / -1;
    padding-top: 16px;
    border-top: 1px solid var(--c-line);
  }
}

@media (max-width: 768px) {
  .header-inner {
    flex-wrap: wrap;
    gap: 12px;
    padding: 10px 18px;
  }

  .nav-toggle {
    display: flex;
  }

  .site-nav {
    flex-basis: 100%;
    margin-left: 0;
  }

  .nav-list {
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding-bottom: 10px;
  }

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

  .nav-list > li {
    display: block;
  }

  .nav-link {
    height: 48px;
    padding: 0 4px;
    border-bottom: 1px solid var(--c-line);
    border-left: 2px solid transparent;
  }

  .nav-link.is-current {
    color: var(--c-accent-deep);
    border-bottom-color: var(--c-line);
    border-left-color: var(--c-accent);
    padding-left: 10px;
  }

  .site-main {
    padding: 0 18px 48px;
  }

  .page-title,
  .hero-title,
  .error-title {
    font-size: 26px;
  }

  .section-title {
    font-size: 21px;
  }

  .page-layout {
    grid-template-columns: minmax(0, 1fr);
    gap: 28px;
  }

  .layout-aside {
    padding: 16px;
  }

  .genre-columns {
    grid-template-columns: minmax(0, 1fr);
  }

  .wall-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-auto-rows: 120px;
  }

  .wall-cell-wide {
    grid-column: span 2;
  }

  .rank-glance .rank-list,
  .field-scope-layout,
  .difference-grid,
  .basis-columns,
  .rule-columns,
  .boundary-columns {
    grid-template-columns: minmax(0, 1fr);
  }

  .index-columns {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .record-list-latest .record-item {
    grid-template-columns: 80px minmax(0, 1fr);
    gap: 14px;
  }

  .rank-section .rank-item {
    grid-template-columns: 28px 56px minmax(0, 1fr);
    gap: 12px;
  }

  .footer-inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 18px;
    padding: 24px 18px;
  }

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

@media (max-width: 480px) {
  .site-factbar {
    padding: 8px 16px;
    font-size: 13px;
  }

  .site-main {
    padding: 0 14px 40px;
  }

  .hero-paths .path-link {
    flex: 1 1 auto;
    justify-content: center;
  }

  .strip-list {
    grid-auto-columns: 116px;
  }

  .wall-grid {
    grid-template-columns: minmax(0, 1fr);
    grid-auto-rows: 150px;
  }

  .wall-cell-tall,
  .wall-cell-wide {
    grid-row: span 1;
    grid-column: span 1;
  }

  .index-columns {
    grid-template-columns: minmax(0, 1fr);
  }

  .genre-block .genre-covers {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .record-list-latest .record-item {
    grid-template-columns: minmax(0, 1fr);
  }

  .record-cover {
    max-width: 120px;
  }

  .rank-section .rank-item {
    grid-template-columns: 26px minmax(0, 1fr);
    grid-template-areas:
      "no name"
      "cover body";
  }

  .rank-section .rank-no {
    grid-area: no;
    margin-top: 0;
  }

  .rank-section .rank-cover {
    grid-area: cover;
    width: 52px;
  }

  .rank-section .rank-body {
    grid-area: body;
  }

  .step-item,
  .path-item {
    grid-template-columns: 28px minmax(0, 1fr);
    gap: 4px 12px;
  }

  .error-inner {
    padding: 32px 18px;
  }

  .error-actions {
    grid-template-columns: minmax(0, 1fr);
  }
}