/* ==========================================================================
   漫画网 lvuzil.cn 全站样式
   分组：base / layout / components / pages / responsive
   ========================================================================== */

/* ==========================================================================
   base
   ========================================================================== */

:root {
  --paper: #F7F5F0;
  --card: #FFFFFF;
  --ink: #22344E;
  --ink-soft: #33465F;
  --seal: #B4453C;
  --muted: #6B7A8C;
  --line: #D8DCE0;
  --line-soft: #E6E3DC;
  --tag-bg: #E8EDF2;
  --tag-line: #C9D4DE;
  --serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "SimSun", serif;
  --sans: Inter, -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", sans-serif;
  --radius: 6px;
  --shell: 1080px;
  --gap: 24px;
}

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

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

body {
  margin: 0;
  background-color: var(--paper);
  color: var(--ink-soft);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4 {
  margin: 0;
  color: var(--ink);
  font-family: var(--serif);
  font-weight: 600;
  line-height: 1.35;
}

p {
  margin: 0;
}

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

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

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

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

figure {
  margin: 0;
}

button {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  background: none;
  border: 0;
  padding: 0;
  cursor: pointer;
}

:focus-visible {
  outline: 2px solid var(--seal);
  outline-offset: 2px;
}

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

/* ==========================================================================
   layout —— 全站骨架
   ========================================================================== */

.site-body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  background-color: var(--paper);
}

/* 页头 */
.site-header {
  background-color: var(--card);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  width: 100%;
  max-width: var(--shell);
  margin: 0 auto;
  padding: 16px 24px;
}

.brand-block {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.brand-link {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 700;
  line-height: 1.2;
  color: var(--ink);
}

.brand-slogan {
  font-size: 13px;
  line-height: 1.4;
  color: var(--muted);
}

/* 主导航 */
.site-nav {
  flex: 0 1 auto;
}

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

.nav-link {
  display: inline-block;
  padding: 8px 12px;
  border-radius: var(--radius);
  font-size: 15px;
  line-height: 1.4;
  color: var(--ink-soft);
  border-bottom: 2px solid transparent;
}

.nav-link:hover,
.nav-link:focus-visible {
  background-color: var(--tag-bg);
  border-bottom-color: var(--seal);
  color: var(--ink);
}

.nav-link.is-current {
  color: var(--ink);
  font-weight: 600;
  background-color: var(--tag-bg);
  border-bottom-color: var(--seal);
}

/* 汉堡按钮 */
.nav-toggle {
  display: none;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 8px 12px;
  border: 1px solid var(--tag-line);
  border-radius: var(--radius);
  background-color: var(--card);
  color: var(--ink);
}

.nav-toggle-bar {
  display: block;
  width: 18px;
  height: 2px;
  background-color: var(--ink);
}

.nav-toggle-text {
  font-size: 14px;
  line-height: 1;
}

/* 主内容容器 */
.site-main {
  flex: 1 1 auto;
  width: 100%;
  max-width: var(--shell);
  margin: 0 auto;
  padding: 28px 24px 48px;
}

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

/* 面包屑 */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
}

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

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

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

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

/* 页面标题区 */
.page-header {
  padding-bottom: 18px;
  margin-bottom: 26px;
  border-bottom: 1px solid var(--line);
}

.page-title {
  font-size: 32px;
  font-weight: 700;
  color: var(--ink);
}

.page-description {
  max-width: 68ch;
  margin-top: 12px;
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.page-meta {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
}

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

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  width: 100%;
  max-width: var(--shell);
  margin: 0 auto;
  padding: 20px 24px;
}

.footer-brand {
  min-width: 180px;
}

.footer-name {
  font-family: var(--serif);
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
}

.footer-slogan {
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
}

.footer-nav-list {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 14px;
}

.footer-nav-list a {
  font-size: 13px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.footer-nav-list a:hover {
  color: var(--seal);
}

.footer-aside {
  min-width: 180px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 14px;
}

.footer-links a {
  color: var(--ink-soft);
}

.footer-copy {
  margin-top: 4px;
  font-size: 12px;
  color: var(--muted);
}

/* 通用两栏布局：主内容在前，侧栏在后 */
.page-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: var(--gap);
  align-items: start;
}

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

.content-aside {
  min-width: 0;
}

/* ==========================================================================
   components —— 通用组件
   ========================================================================== */

/* 区块标题 */
.section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px 16px;
  margin-bottom: 16px;
}

.section-title {
  font-size: 22px;
  font-weight: 600;
  color: var(--ink);
}

.section-note,
.section-lead,
.section-intro {
  max-width: 68ch;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.section-lead,
.section-intro {
  margin-bottom: 18px;
}

.subsection-title {
  margin: 20px 0 10px;
  font-size: 17px;
  font-weight: 600;
  color: var(--ink);
}

/* 状态标签 */
.status-tag,
.entry-status,
.ledger-status {
  display: inline-block;
  padding: 1px 8px;
  border: 1px solid var(--seal);
  border-radius: 3px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--seal);
  white-space: nowrap;
}

/* 题材标签 */
.genre-tag {
  display: inline-block;
  padding: 1px 8px;
  border: 1px solid var(--tag-line);
  border-radius: 3px;
  background-color: var(--tag-bg);
  font-size: 12px;
  line-height: 1.6;
  color: var(--ink-soft);
  white-space: nowrap;
}

/* 文字链接 */
.text-link {
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink);
  border-bottom: 1px solid var(--tag-line);
}

.text-link:hover {
  color: var(--seal);
  border-bottom-color: var(--seal);
}

/* 按钮 */
.btn {
  display: inline-block;
  min-height: 44px;
  padding: 10px 20px;
  border-radius: var(--radius);
  font-size: 15px;
  line-height: 1.5;
  text-align: center;
}

.btn-primary {
  background-color: var(--ink);
  color: #FFFFFF;
  border: 1px solid var(--ink);
}

.btn-primary:hover {
  background-color: var(--seal);
  border-color: var(--seal);
  color: #FFFFFF;
}

.btn-ghost {
  background-color: transparent;
  color: var(--ink);
  border: 1px solid var(--tag-line);
}

.btn-ghost:hover {
  background-color: var(--tag-bg);
  color: var(--seal);
  border-color: var(--seal);
}

/* 配图 */
.page-figure,
.genre-figure,
.ledger-figure,
.rank-figure,
.guide-intro-figure,
.about-summary-media {
  margin-bottom: 24px;
  background-color: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-figure img,
.genre-figure img,
.ledger-figure img,
.rank-figure img,
.guide-intro-figure img,
.about-summary-media img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 7;
  object-fit: cover;
}

.page-figure figcaption,
.genre-figure figcaption,
.ledger-figure figcaption,
.rank-figure figcaption,
.guide-intro-figure figcaption {
  padding: 10px 14px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
  border-top: 1px solid var(--line-soft);
}

.ledger-caption {
  padding: 10px 14px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
  border-top: 1px solid var(--line-soft);
}

/* 相关链接列表（内页通用） */
.related-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 10px 20px;
}

.related-item {
  padding: 10px 0;
  border-bottom: 1px solid var(--line-soft);
  font-size: 15px;
  line-height: 1.7;
}

.related-item a {
  color: var(--ink);
}

.related-item a:hover {
  color: var(--seal);
}

.related-note {
  display: block;
  margin-top: 2px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
}

/* 目录行（catalog / about 共用） */
.entry-list {
  display: flex;
  flex-direction: column;
}

.entry-row {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr) 92px 120px;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line-soft);
  font-size: 15px;
  line-height: 1.6;
}

.entry-no {
  font-family: var(--serif);
  font-size: 14px;
  color: var(--muted);
}

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

.entry-range {
  font-size: 13px;
  color: var(--muted);
  text-align: right;
}

/* ==========================================================================
   pages —— 首页
   ========================================================================== */

/* 题材标签工具条 */
.genre-toolbar {
  margin-bottom: 26px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}

.genre-toolbar-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 0;
}

.genre-toolbar-list li {
  display: flex;
  align-items: center;
}

.genre-toolbar-list li + li::before {
  content: "";
  width: 1px;
  height: 14px;
  margin: 0 12px;
  background-color: var(--line);
}

.genre-chip {
  display: inline-block;
  padding: 4px 10px;
  border: 1px solid var(--tag-line);
  border-radius: 3px;
  background-color: var(--tag-bg);
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink-soft);
}

.genre-chip:hover {
  background-color: var(--card);
  border-color: var(--seal);
  color: var(--seal);
}

.genre-chip-all {
  font-weight: 600;
  color: var(--ink);
}

/* 首屏 */
.hero-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 28px;
  align-items: center;
  margin-bottom: 42px;
}

.hero-figure {
  background-color: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  overflow: hidden;
}

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

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

#hero-title {
  font-size: 32px;
}

.hero-lead {
  margin-top: 14px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

/* 精选封面墙 */
.featured-section {
  margin-bottom: 42px;
}

.cover-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.cover-card {
  display: flex;
  flex-direction: column;
  background-color: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.cover-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 16px rgba(34, 52, 78, 0.1);
}

.cover-link {
  display: block;
  padding: 12px;
}

.cover-figure {
  margin-bottom: 10px;
  border-radius: 4px;
  overflow: hidden;
  background-color: var(--tag-bg);
}

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

.cover-name {
  font-size: 17px;
  font-weight: 600;
  color: var(--ink);
}

.cover-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin-top: 6px;
}

.cover-range {
  margin-top: 6px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
}

/* 首页台账 + 榜单双栏 */
.home-ledger-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 32px;
  margin-bottom: 42px;
}

.updates-ledger,
.ranking-board {
  min-width: 0;
}

/* 更新台账行 */
.ledger-group {
  margin-bottom: 18px;
}

.ledger-date {
  padding-bottom: 6px;
  margin-bottom: 6px;
  border-bottom: 1px solid var(--line);
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
}

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

.ledger-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  padding: 8px 0;
  border-bottom: 1px solid var(--line-soft);
  font-size: 14px;
  line-height: 1.6;
}

.ledger-name {
  flex: 1 1 140px;
  min-width: 0;
  color: var(--ink);
}

.ledger-chapter {
  font-size: 13px;
  color: var(--muted);
}

.ledger-ref {
  font-size: 13px;
}

.ledger-ref a {
  color: var(--muted);
  border-bottom: 1px solid var(--tag-line);
}

.ledger-ref a:hover {
  color: var(--seal);
  border-bottom-color: var(--seal);
}

.ledger-more {
  margin-top: 12px;
}

/* 榜单 */
.rank-group {
  margin-bottom: 20px;
}

.rank-group-title {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding-bottom: 6px;
  margin-bottom: 8px;
  border-bottom: 1px solid var(--line);
  font-size: 17px;
  font-weight: 600;
  color: var(--ink);
}

.rank-index {
  font-family: var(--serif);
  font-size: 15px;
  color: var(--seal);
}

.rank-list {
  counter-reset: rank;
  display: flex;
  flex-direction: column;
}

.rank-item {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 7px 0;
  border-bottom: 1px solid var(--line-soft);
  font-size: 14px;
  line-height: 1.6;
}

.rank-item::before {
  counter-increment: rank;
  content: counter(rank, decimal-leading-zero);
  font-family: var(--serif);
  font-size: 13px;
  color: var(--seal);
}

.rank-group-more {
  margin-top: 8px;
}

/* 阅读路径 */
.reading-path {
  margin-bottom: 42px;
}

.path-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.path-step {
  padding: 16px;
  background-color: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
}

.path-index {
  display: inline-block;
  margin-bottom: 8px;
  font-family: var(--serif);
  font-size: 15px;
  color: var(--seal);
}

.path-title {
  font-size: 17px;
  font-weight: 600;
  color: var(--ink);
}

.path-text {
  margin: 8px 0 12px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

/* 阅读说明脚注 */
.reading-footnote {
  padding: 18px 20px;
  background-color: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
}

.footnote-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 12px;
}

.footnote-item {
  display: flex;
  gap: 10px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.footnote-index {
  flex: 0 0 auto;
  font-family: var(--serif);
  color: var(--seal);
}

.footnote-more {
  margin-top: 12px;
}

/* ==========================================================================
   pages —— 漫画目录
   ========================================================================== */

.catalog-groups {
  margin-bottom: 36px;
}

.catalog-group {
  padding: 18px 0;
  border-top: 1px solid var(--line);
}

.catalog-group:first-of-type {
  border-top: 0;
  padding-top: 0;
}

.group-title {
  font-size: 17px;
  font-weight: 600;
  color: var(--ink);
}

.group-note {
  margin: 6px 0 10px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.catalog-legend {
  padding: 18px 20px;
  margin-bottom: 32px;
  background-color: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
}

.catalog-legend h2 {
  margin-bottom: 10px;
  font-size: 17px;
}

.catalog-legend p {
  margin-bottom: 8px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.legend-sample {
  margin-top: 12px;
  border-top: 1px solid var(--line-soft);
}

.legend-row {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr) 92px 120px;
  align-items: center;
  gap: 12px;
  padding: 9px 0;
  border-bottom: 1px solid var(--line-soft);
  font-size: 14px;
  line-height: 1.6;
}

.related-links {
  margin-bottom: 28px;
}

.related-links h2 {
  margin-bottom: 12px;
  font-size: 17px;
}

.related-links[aria-label="相关内容"] {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 16px;
  padding: 14px 18px;
  background-color: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
}

.related-links-label {
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
}

.related-links-item {
  font-size: 14px;
  color: var(--ink-soft);
  border-bottom: 1px solid var(--tag-line);
}

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

/* ==========================================================================
   pages —— 题材分类（sidebar-left：侧栏在 DOM 中先于主内容）
   ========================================================================== */

.sidebar-left .page-layout {
  grid-template-columns: 300px minmax(0, 1fr);
}

.genre-aside {
  min-width: 0;
  padding: 16px;
  background-color: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
}

.aside-title {
  font-size: 17px;
  font-weight: 600;
  color: var(--ink);
}

.aside-intro {
  margin: 8px 0 12px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.genre-index-list {
  display: flex;
  flex-direction: column;
}

.genre-index-item {
  border-top: 1px solid var(--line-soft);
}

.genre-index-item a {
  display: block;
  padding: 8px 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--ink);
}

.genre-index-item a:hover {
  color: var(--seal);
}

.genre-index-note {
  display: block;
  font-size: 12px;
  line-height: 1.6;
  color: var(--muted);
}

.genre-groups {
  min-width: 0;
  margin-bottom: 32px;
}

.genre-group {
  padding: 18px 0;
  border-top: 1px solid var(--line);
}

.genre-group:first-of-type {
  border-top: 0;
  padding-top: 0;
}

.genre-group-title {
  font-size: 17px;
  font-weight: 600;
  color: var(--ink);
}

.genre-group-desc {
  margin: 6px 0 8px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.genre-group-pair {
  margin-bottom: 10px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.genre-entry-list {
  display: flex;
  flex-direction: column;
}

.genre-entry {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 92px 120px;
  align-items: center;
  gap: 12px;
  padding: 9px 0;
  border-bottom: 1px solid var(--line-soft);
  font-size: 15px;
  line-height: 1.6;
}

.genre-entry .entry-range {
  text-align: right;
}

.genre-advice {
  padding-top: 8px;
  border-top: 1px solid var(--line);
}

.genre-advice h2 {
  margin-bottom: 16px;
  font-size: 22px;
}

.advice-columns {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.advice-column {
  padding: 16px;
  background-color: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
}

.advice-title {
  font-size: 17px;
  font-weight: 600;
  color: var(--ink);
}

.advice-desc {
  margin: 8px 0 12px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.advice-link {
  font-size: 14px;
}

/* ==========================================================================
   pages —— 最近更新
   ========================================================================== */

.ledger-section {
  margin-bottom: 36px;
}

.ledger-section .section-title {
  margin-bottom: 6px;
}

.ledger-section .section-lead {
  margin-bottom: 18px;
}

.status-note-section {
  padding: 18px 20px;
  margin-bottom: 32px;
  background-color: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
}

.status-note-section .section-title {
  margin-bottom: 6px;
}

.status-dict {
  margin: 14px 0 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.status-dict-item {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line-soft);
}

.status-dict-term {
  font-size: 14px;
}

.status-dict-desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.status-note-tail {
  margin-top: 14px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.status-note-tail a {
  color: var(--ink);
  border-bottom: 1px solid var(--tag-line);
}

.status-note-tail a:hover {
  color: var(--seal);
  border-bottom-color: var(--seal);
}

.related-section {
  margin-bottom: 28px;
}

.related-section .section-title {
  margin-bottom: 14px;
}

/* ==========================================================================
   pages —— 漫画榜单
   ========================================================================== */

.rank-groups {
  margin-bottom: 36px;
}

.rank-groups .rank-group {
  padding: 16px 0;
  border-top: 1px solid var(--line);
}

.rank-groups .rank-group:first-of-type {
  border-top: 0;
  padding-top: 0;
}

.rank-group-note {
  margin-bottom: 10px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.rank-body {
  display: flex;
  flex-direction: column;
}

.rank-name {
  flex: 1 1 auto;
  min-width: 0;
  color: var(--ink);
}

.rank-number {
  font-size: 13px;
  color: var(--muted);
}

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

.basis-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.basis-item {
  padding: 16px;
  background-color: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
}

.basis-item-title {
  font-size: 17px;
  font-weight: 600;
  color: var(--ink);
}

.basis-item-text {
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

/* 榜单侧栏 */
.content-aside .aside-block {
  padding: 16px;
  margin-bottom: 20px;
  background-color: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
}

.content-aside .aside-block h2 {
  font-size: 17px;
  font-weight: 600;
  color: var(--ink);
}

.aside-note {
  margin: 8px 0 12px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.aside-text {
  font-size: 13px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.aside-link-list {
  display: flex;
  flex-direction: column;
}

.aside-link-list li {
  border-top: 1px solid var(--line-soft);
}

.aside-link-list a {
  display: block;
  padding: 8px 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--ink);
}

.aside-link-list a:hover {
  color: var(--seal);
}

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

.aside-tag-item a {
  display: inline-block;
  padding: 3px 9px;
  border: 1px solid var(--tag-line);
  border-radius: 3px;
  background-color: var(--tag-bg);
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink-soft);
}

.aside-tag-item a:hover {
  background-color: var(--card);
  border-color: var(--seal);
  color: var(--seal);
}

/* ==========================================================================
   pages —— 阅读指南
   ========================================================================== */

.guide-layout {
  display: block;
}

.guide-intro,
.guide-faq,
.guide-usage,
.guide-combine,
.guide-related {
  margin-bottom: 36px;
}

.guide-intro-text {
  max-width: 68ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.guide-intro-text p + p {
  margin-top: 12px;
}

.guide-intro-text a {
  color: var(--ink);
  border-bottom: 1px solid var(--tag-line);
}

.guide-intro-text a:hover {
  color: var(--seal);
  border-bottom-color: var(--seal);
}

/* 折叠问答 */
.faq-item {
  background-color: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  margin-bottom: 10px;
}

.faq-question {
  position: relative;
  padding: 14px 44px 14px 16px;
  font-family: var(--serif);
  font-size: 16px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
}

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

.faq-question::after {
  content: "+";
  position: absolute;
  top: 50%;
  right: 16px;
  transform: translateY(-50%);
  font-size: 18px;
  color: var(--seal);
}

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

.faq-answer {
  padding: 0 16px 16px;
  border-top: 1px solid var(--line-soft);
}

.faq-answer p {
  padding-top: 12px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.faq-answer a {
  color: var(--ink);
  border-bottom: 1px solid var(--tag-line);
}

.faq-answer a:hover {
  color: var(--seal);
  border-bottom-color: var(--seal);
}

/* 使用说明 */
.guide-usage-text {
  max-width: 68ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-soft);
}

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

.guide-example-item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  padding: 9px 0;
  border-bottom: 1px solid var(--line-soft);
}

.code-tag {
  display: inline-block;
  padding: 1px 8px;
  border: 1px solid var(--tag-line);
  border-radius: 3px;
  background-color: var(--tag-bg);
  font-family: var(--serif);
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink);
}

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

.guide-step-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.guide-step-item {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 10px 14px;
  background-color: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
}

.step-index {
  flex: 0 0 auto;
  font-family: var(--serif);
  font-size: 14px;
  color: var(--seal);
}

.step-text {
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-soft);
}

/* 配合使用 */
.combine-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.combine-card {
  padding: 16px;
  background-color: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
}

.combine-title {
  font-size: 17px;
  font-weight: 600;
  color: var(--ink);
}

.combine-text {
  margin: 8px 0 12px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.combine-link {
  font-size: 14px;
}

/* ==========================================================================
   pages —— 内容说明
   ========================================================================== */

.about-summary {
  display: grid;
  grid-template-columns: minmax(0, 320px) minmax(0, 1fr);
  gap: 24px;
  align-items: start;
  padding: 20px;
  margin-bottom: 36px;
  background-color: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
}

.about-summary-media {
  margin-bottom: 0;
}

.about-summary-media img {
  aspect-ratio: 4 / 3;
}

.about-summary-text h2 {
  font-size: 22px;
  font-weight: 600;
  color: var(--ink);
}

.about-summary-text p {
  margin-top: 10px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.about-scope {
  margin-bottom: 36px;
}

.scope-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.scope-item {
  padding: 16px;
  background-color: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
}

.scope-item h3 {
  font-size: 17px;
  font-weight: 600;
  color: var(--ink);
}

.scope-item p {
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.about-notation {
  padding: 18px 20px;
  margin-bottom: 36px;
  background-color: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
}

.about-notation h2 {
  margin-bottom: 10px;
  font-size: 22px;
}

.about-notation > p {
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.about-notation > p + p {
  margin-top: 12px;
}

.about-notation a {
  color: var(--ink);
  border-bottom: 1px solid var(--tag-line);
}

.about-notation a:hover {
  color: var(--seal);
  border-bottom-color: var(--seal);
}

.notation-example {
  margin: 14px 0;
  border-top: 1px solid var(--line-soft);
}

.notation-row {
  display: grid;
  grid-template-columns: 160px minmax(0, 1fr);
  gap: 14px;
  align-items: baseline;
  padding: 9px 0;
  border-bottom: 1px solid var(--line-soft);
}

.notation-label {
  font-family: var(--serif);
  font-size: 14px;
  color: var(--ink);
}

.notation-desc {
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.about-boundary {
  margin-bottom: 36px;
}

.about-boundary h2 {
  margin-bottom: 10px;
  font-size: 22px;
}

.about-boundary > p {
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.about-boundary > p + p {
  margin-top: 12px;
}

.about-boundary a {
  color: var(--ink);
  border-bottom: 1px solid var(--tag-line);
}

.about-boundary a:hover {
  color: var(--seal);
  border-bottom-color: var(--seal);
}

.boundary-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 14px 0;
}

.boundary-list li {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.boundary-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.75em;
  width: 6px;
  height: 6px;
  border: 1px solid var(--seal);
  border-radius: 1px;
}

.about-entry {
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.about-entry h2 {
  margin-bottom: 14px;
  font-size: 22px;
}

.about-entry .entry-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 10px 20px;
}

.about-entry .entry-list li {
  padding: 10px 0;
  border-bottom: 1px solid var(--line-soft);
  font-size: 15px;
}

/* ==========================================================================
   pages —— 404
   ========================================================================== */

.error-main {
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: 56px;
  padding-bottom: 72px;
}

.error-panel {
  width: 100%;
  max-width: 620px;
  padding: 32px 28px;
  background-color: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  text-align: left;
}

.error-code {
  font-family: var(--serif);
  font-size: 44px;
  font-weight: 700;
  line-height: 1.1;
  color: var(--seal);
}

.error-panel h1 {
  margin-top: 10px;
  font-size: 26px;
  font-weight: 700;
  color: var(--ink);
}

.error-text {
  margin-top: 12px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.error-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 20px;
  margin-top: 22px;
}

.error-button {
  display: inline-block;
  min-height: 44px;
  padding: 10px 20px;
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  background-color: var(--ink);
  font-size: 15px;
  line-height: 1.5;
  color: #FFFFFF;
}

.error-button:hover {
  background-color: var(--seal);
  border-color: var(--seal);
  color: #FFFFFF;
}

.error-link {
  font-size: 14px;
  color: var(--ink);
  border-bottom: 1px solid var(--tag-line);
}

.error-link:hover {
  color: var(--seal);
  border-bottom-color: var(--seal);
}

/* ==========================================================================
   responsive
   ========================================================================== */

@media (max-width: 960px) {
  .header-inner {
    flex-wrap: wrap;
    padding: 14px 20px;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .site-nav {
    order: 3;
    flex: 1 1 100%;
  }

  .nav-list {
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    margin-top: 12px;
    padding-top: 8px;
    border-top: 1px solid var(--line);
  }

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

  .nav-list li {
    border-bottom: 1px solid var(--line-soft);
  }

  .nav-link {
    display: block;
    min-height: 44px;
    padding: 12px 8px;
    border-bottom: 0;
  }

  .site-main {
    padding: 22px 20px 40px;
  }

  .page-layout,
  .sidebar-left .page-layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero-section {
    grid-template-columns: minmax(0, 1fr);
    gap: 22px;
  }

  .home-ledger-row {
    grid-template-columns: minmax(0, 1fr);
    gap: 28px;
  }

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

  .path-list,
  .advice-columns,
  .basis-list,
  .combine-grid,
  .scope-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (max-width: 720px) {
  body {
    font-size: 15px;
  }

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

  .section-title,
  .genre-advice h2,
  .about-summary-text h2,
  .about-notation h2,
  .about-boundary h2,
  .about-entry h2 {
    font-size: 19px;
  }

  .group-title,
  .genre-group-title,
  .cover-name,
  .path-title,
  .advice-title,
  .basis-item-title,
  .combine-title,
  .scope-item h3,
  .rank-group-title,
  .aside-title,
  .content-aside .aside-block h2,
  .subsection-title,
  .faq-question {
    font-size: 16px;
  }

  .footer-inner {
    flex-direction: column;
    gap: 14px;
    padding: 18px 20px;
  }

  .entry-row,
  .legend-row {
    grid-template-columns: 64px minmax(0, 1fr);
    row-gap: 4px;
  }

  .entry-row .entry-status,
  .legend-row .entry-status {
    grid-column: 2;
    justify-self: start;
  }

  .entry-row .entry-range,
  .legend-row .entry-range {
    grid-column: 2;
    text-align: left;
  }

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

  .genre-entry .entry-status {
    justify-self: start;
  }

  .genre-entry .entry-range {
    text-align: left;
  }

  .status-dict-item,
  .notation-row {
    grid-template-columns: minmax(0, 1fr);
    row-gap: 4px;
  }

  .path-list,
  .advice-columns,
  .basis-list,
  .combine-grid,
  .scope-grid {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 480px) {
  .header-inner {
    padding: 12px 16px;
  }

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

  .brand-slogan {
    font-size: 12px;
  }

  .site-main {
    padding: 18px 16px 34px;
  }

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

  .cover-image {
    aspect-ratio: 16 / 10;
  }

  .hero-image {
    aspect-ratio: 16 / 10;
  }

  .page-figure img,
  .genre-figure img,
  .ledger-figure img,
  .rank-figure img,
  .guide-intro-figure img,
  .about-summary-media img {
    aspect-ratio: 16 / 10;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .btn {
    width: 100%;
  }

  .error-panel {
    padding: 24px 18px;
  }

  .error-code {
    font-size: 36px;
  }

  .error-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .error-button {
    width: 100%;
    text-align: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .cover-card {
    transition: none;
  }

  .cover-card:hover {
    transform: none;
  }
}