/* ==========================================================================
   OMOFun动漫 · 全站样式
   城市地图风：题材=城区，作品条目=地点，色标+列表面板+细边框
   分组：base / layout / components / pages / responsive
   ========================================================================== */

/* --------------------------------------------------------------------------
   base · 变量与基础
   -------------------------------------------------------------------------- */
:root {
  --paper: #F5F4F1;
  --paper-raised: #FBFAF8;
  --ink: #23262B;
  --ink-soft: #4A4F57;
  --ink-muted: #6B7078;
  --line: #D9D6CF;
  --line-strong: #C3BFB6;
  --brand: #2F6F6B;
  --tone-a: #2F6F6B;
  --tone-b: #B4552F;
  --tone-c: #3C5A8A;
  --tone-d: #7A6A2F;
  --tone-e: #6B4E7A;
  --tone-f: #8A4A5C;
  --radius: 6px;
  --radius-sm: 4px;
  --shadow: 0 1px 2px rgba(35, 38, 43, 0.06);
  --max-width: 1180px;
  --gutter: 24px;
  --sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans CJK SC", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: "SFMono-Regular", "JetBrains Mono", Menlo, Consolas, "Liberation Mono", monospace;
}

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

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

body.site-body {
  margin: 0;
  padding: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.75;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

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

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

a:hover,
a:focus-visible {
  color: var(--tone-b);
  text-decoration: underline;
}

a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--tone-c);
  outline-offset: 2px;
}

h1,
h2,
h3,
h4 {
  margin: 0 0 12px;
  font-weight: 700;
  line-height: 1.35;
  color: var(--ink);
}

h1 {
  font-size: 2rem;
}

h2 {
  font-size: 1.4rem;
}

h3 {
  font-size: 1.1rem;
}

p {
  margin: 0 0 14px;
}

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

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

th,
td {
  text-align: left;
  vertical-align: top;
}

button {
  font-family: inherit;
}

/* 屏幕阅读器专用 */
.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;
}

.skip-link {
  position: absolute;
  left: 12px;
  top: -60px;
  z-index: 60;
  padding: 10px 16px;
  background: var(--ink);
  color: #fff;
  border-radius: var(--radius-sm);
  transition: top 0.2s ease;
}

.skip-link:focus {
  top: 12px;
  color: #fff;
  text-decoration: none;
}

/* --------------------------------------------------------------------------
   layout · 页头 / 导航 / 主容器 / 页脚
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: var(--paper-raised);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 14px var(--gutter);
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-weight: 700;
  font-size: 1.15rem;
}

.brand:hover {
  color: var(--ink);
  text-decoration: none;
}

.brand-mark {
  width: 22px;
  height: 22px;
  border-radius: var(--radius-sm);
  background: var(--tone-a);
  box-shadow: inset 0 0 0 4px var(--paper-raised);
  flex: none;
}

.brand-name {
  letter-spacing: 0;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  margin-left: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--paper);
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
}

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

.site-nav {
  margin-left: auto;
}

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

.nav-list > li {
  list-style: none;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 12px;
  color: var(--ink);
  font-size: 0.95rem;
  border-left: 3px solid transparent;
  border-radius: var(--radius-sm);
}

.nav-link:hover,
.nav-link:focus-visible {
  color: var(--brand);
  background: rgba(47, 111, 107, 0.07);
  text-decoration: none;
}

.nav-link.is-current {
  color: var(--ink);
  font-weight: 700;
  border-left-color: var(--brand);
  background: rgba(47, 111, 107, 0.09);
}

.header-meta {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gutter) 12px;
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  border-bottom: 1px solid var(--line);
}

.meta-label {
  font-size: 0.78rem;
  color: var(--ink-muted);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 2px 8px;
  flex: none;
}

.meta-list {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}

.meta-link {
  color: var(--ink-muted);
  font-size: 0.85rem;
  border-bottom: 1px dashed var(--line-strong);
}

.meta-link:hover,
.meta-link:focus-visible {
  color: var(--brand);
  border-bottom-color: var(--brand);
  text-decoration: none;
}

.site-main {
  display: block;
}

.home-main,
.inner-main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 32px var(--gutter) 56px;
}

/* 面包屑 */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--ink-muted);
  margin-bottom: 20px;
  flex-wrap: wrap;
}

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

.breadcrumb a:hover,
.breadcrumb a:focus-visible {
  color: var(--brand);
  text-decoration: none;
}

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

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

/* 内页标题区 */
.page-header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 28px;
  align-items: start;
  padding-bottom: 24px;
  margin-bottom: 32px;
  border-bottom: 1px solid var(--line);
}

.page-header-text {
  min-width: 0;
}

.page-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--ink);
  margin: 0 0 12px;
  line-height: 1.3;
}

.page-lede,
.page-intro,
.page-lead {
  margin: 0;
  color: var(--ink-soft);
  font-size: 1rem;
  max-width: 62ch;
}

.page-header-media,
.page-header-figure {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--paper-raised);
}

.page-header-media img,
.page-header-figure img {
  width: 100%;
  height: 180px;
  object-fit: cover;
}

.page-header-media figcaption,
.page-header-figure figcaption,
.figure-caption {
  padding: 8px 12px;
  font-size: 0.8rem;
  color: var(--ink-muted);
  border-top: 1px solid var(--line);
  background: var(--paper);
}

/* 页脚 */
.site-footer {
  background: var(--paper-raised);
  border-top: 1px solid var(--line);
  margin-top: 24px;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 36px var(--gutter) 24px;
}

.footer-top {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
}

.footer-brand {
  margin: 0;
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--ink);
}

.footer-slogan {
  margin: 0;
  color: var(--ink-muted);
  font-size: 0.9rem;
}

.footer-quick {
  display: flex;
  gap: 18px;
  margin-left: auto;
  flex-wrap: wrap;
}

.footer-quick a {
  font-size: 0.88rem;
  color: var(--brand);
}

.footer-groups {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 24px;
  padding: 24px 0;
}

.footer-title {
  font-size: 0.95rem;
  margin: 0 0 12px;
  color: var(--ink);
}

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

.footer-list a {
  color: var(--ink-muted);
  font-size: 0.88rem;
}

.footer-list a:hover,
.footer-list a:focus-visible {
  color: var(--brand);
  text-decoration: none;
}

.footer-copy {
  margin: 0;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  font-size: 0.82rem;
  color: var(--ink-muted);
}

/* --------------------------------------------------------------------------
   components · 通用组件
   -------------------------------------------------------------------------- */

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 20px;
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-weight: 600;
  border: 1px solid transparent;
  transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

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

.btn-primary:hover,
.btn-primary:focus-visible {
  background: #245A57;
  color: #fff;
  text-decoration: none;
}

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line-strong);
}

.btn-ghost:hover,
.btn-ghost:focus-visible {
  color: var(--brand);
  border-color: var(--brand);
  text-decoration: none;
}

/* 区块标题（首页 section-head） */
.section-head {
  margin-bottom: 20px;
  border-left: 4px solid var(--brand);
  padding-left: 14px;
}

.section-title {
  font-size: 1.3rem;
  margin: 0 0 8px;
}

.section-desc {
  margin: 0;
  color: var(--ink-muted);
  font-size: 0.92rem;
  max-width: 74ch;
}

.section-desc a {
  color: var(--brand);
}

.section-lead,
.section-text,
.section-intro {
  margin: 0 0 16px;
  color: var(--ink-soft);
  font-size: 0.95rem;
  max-width: 74ch;
}

.section-lead a,
.section-text a,
.section-intro a {
  color: var(--brand);
}

.section-more {
  margin: 22px 0 0;
}

.link-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 44px;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--brand);
}

.link-more::after {
  content: "→";
  font-family: var(--mono);
}

.link-more:hover,
.link-more:focus-visible {
  color: var(--tone-b);
  text-decoration: none;
}

/* 题材色标 */
.legend-school,
.ticsai-swatch.legend-school,
.cover-tag.legend-school,
.update-tag.legend-school,
.ticsai-dot-campus,
.colorbar-campus .colorbar-dot {
  --tone: var(--tone-a);
}

.legend-mystery,
.ticsai-swatch.legend-mystery,
.cover-tag.legend-mystery,
.update-tag.legend-mystery,
.ticsai-dot-mystery,
.colorbar-mystery .colorbar-dot {
  --tone: var(--tone-b);
}

.legend-daily,
.ticsai-swatch.legend-daily,
.cover-tag.legend-daily,
.update-tag.legend-daily,
.ticsai-dot-daily,
.colorbar-daily .colorbar-dot {
  --tone: var(--tone-c);
}

.legend-scifi,
.ticsai-swatch.legend-scifi,
.cover-tag.legend-scifi,
.update-tag.legend-scifi,
.ticsai-dot-scifi,
.colorbar-scifi .colorbar-dot {
  --tone: var(--tone-d);
}

.legend-fantasy,
.ticsai-swatch.legend-fantasy,
.cover-tag.legend-fantasy,
.update-tag.legend-fantasy,
.ticsai-dot-fantasy,
.colorbar-fantasy .colorbar-dot {
  --tone: var(--tone-e);
}

.legend-action,
.ticsai-swatch.legend-action,
.cover-tag.legend-action,
.update-tag.legend-action,
.ticsai-dot-sports,
.colorbar-sports .colorbar-dot {
  --tone: var(--tone-f);
}

.colorbar-history .colorbar-dot {
  --tone: #5A6B7A;
}

.colorbar-healing .colorbar-dot {
  --tone: #4F7A5A;
}

/* 通用数据表 */
.data-table,
.field-table,
.legend-table,
.ticsai-table {
  font-size: 0.92rem;
  background: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.data-table th,
.data-table td,
.field-table th,
.field-table td,
.legend-table th,
.legend-table td,
.ticsai-table th,
.ticsai-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  color: var(--ink-soft);
}

.data-table thead th,
.field-table thead th,
.legend-table thead th,
.ticsai-table thead th {
  background: var(--paper);
  color: var(--ink);
  font-weight: 700;
  font-size: 0.88rem;
}

.data-table tbody tr:last-child th,
.data-table tbody tr:last-child td,
.field-table tbody tr:last-child th,
.field-table tbody tr:last-child td,
.legend-table tbody tr:last-child th,
.legend-table tbody tr:last-child td,
.ticsai-table tbody tr:last-child th,
.ticsai-table tbody tr:last-child td {
  border-bottom: none;
}

.table-caption {
  caption-side: top;
  padding: 10px 14px;
  text-align: left;
  font-size: 0.82rem;
  color: var(--ink-muted);
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}

.table-wrap {
  overflow-x: auto;
  border-radius: var(--radius);
}

.table-wrap .data-table {
  min-width: 560px;
}

/* 字段值等宽 */
.field-value,
.ticsai-organize,
.update-status,
.rank-count,
.rank-panel-count,
.rank-rhythm-item,
.field-name {
  font-family: var(--mono);
  font-size: 0.88em;
}

/* 侧栏通用 */
.aside-title {
  font-size: 1rem;
  margin: 0 0 8px;
}

.aside-note {
  margin: 0 0 14px;
  font-size: 0.85rem;
  color: var(--ink-muted);
}

/* 内页两栏布局：默认主内容在前，aside 在后；.sidebar-left 时侧栏在前 */
.page-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 260px;
  gap: 32px;
  align-items: start;
}

.page-layout > .layout-content,
.page-layout > .ticsai-intro,
.page-layout > .ticsai-table-section,
.page-layout > .ticsai-guide,
.page-layout > .ticsai-relation {
  min-width: 0;
}

.page-layout.sidebar-left {
  grid-template-columns: 240px minmax(0, 1fr);
}

/* 内页 section 间距 */
.inner-main .section {
  margin-bottom: 40px;
}

.inner-main .section:last-child {
  margin-bottom: 0;
}

.subsection-title,
.sub-title {
  font-size: 1rem;
  margin: 0 0 10px;
}

.subsection-lead {
  margin: 0 0 12px;
  color: var(--ink-muted);
  font-size: 0.88rem;
}

/* --------------------------------------------------------------------------
   pages · 首页
   -------------------------------------------------------------------------- */

/* 首屏 */
.section-hero {
  margin-bottom: 44px;
}

.hero-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  gap: 32px;
  align-items: center;
}

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

.hero-eyebrow {
  margin: 0 0 12px;
  font-size: 0.82rem;
  letter-spacing: 0;
  color: var(--tone-b);
  font-weight: 600;
}

.hero-title {
  font-size: 2.1rem;
  margin: 0 0 14px;
  line-height: 1.28;
}

.hero-desc {
  margin: 0 0 20px;
  color: var(--ink-soft);
  font-size: 1rem;
  max-width: 52ch;
}

.hero-entry {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 0;
}

.hero-visual {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--paper-raised);
}

.hero-visual img {
  width: 100%;
  height: 340px;
  object-fit: cover;
}

.hero-caption {
  padding: 10px 14px;
  font-size: 0.82rem;
  color: var(--ink-muted);
  border-top: 1px solid var(--line);
  background: var(--paper);
}

.ticsai-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
  margin: 24px 0 0;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper-raised);
}

.legend-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  color: var(--ink-soft);
}

.legend-swatch {
  width: 14px;
  height: 14px;
  border-radius: 3px;
  background: var(--tone, var(--brand));
  flex: none;
}

/* 题材总览 */
.section-ticsai-overview {
  margin-bottom: 44px;
}

.ticsai-table {
  display: block;
}

.ticsai-table > li.ticsai-row {
  display: grid;
  grid-template-columns: 14px 120px minmax(0, 1.2fr) minmax(0, 1fr) minmax(0, 1fr);
  gap: 16px;
  align-items: center;
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
  border-left: 3px solid transparent;
  transition: border-color 0.18s ease, background 0.18s ease;
}

.ticsai-table > li.ticsai-row:last-child {
  border-bottom: none;
}

.ticsai-table > li.ticsai-row:hover {
  background: var(--paper);
  border-left-color: var(--tone, var(--brand));
}

.ticsai-swatch {
  width: 14px;
  height: 14px;
  border-radius: 3px;
  background: var(--tone, var(--brand));
}

.ticsai-name {
  font-weight: 700;
  color: var(--ink);
}

.ticsai-trait,
.ticsai-sample {
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.ticsai-organize {
  color: var(--ink-muted);
}

/* 封面墙速览 */
.section-cover-wall {
  margin-bottom: 44px;
}

.cover-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 20px;
}

.cover-card {
  border: 1px solid var(--line);
  border-left: 3px solid transparent;
  border-radius: var(--radius);
  background: var(--paper-raised);
  overflow: hidden;
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
}

.cover-card:hover {
  border-left-color: var(--tone, var(--brand));
  box-shadow: var(--shadow);
}

.cover-media,
.cover-figure {
  margin: 0;
  background: var(--paper);
}

.cover-media img,
.cover-figure img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.cover-name {
  font-size: 0.98rem;
  margin: 12px 14px 8px;
  color: var(--ink);
}

.cover-tag {
  display: inline-block;
  margin: 0 14px 14px;
  padding: 2px 10px;
  font-size: 0.78rem;
  border-radius: 3px;
  color: #fff;
  background: var(--tone, var(--brand));
}

/* 最近更新线索 */
.section-update-track {
  margin-bottom: 44px;
}

.update-groups {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.update-month {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper-raised);
  padding: 16px;
}

.month-title {
  font-size: 1rem;
  margin: 0 0 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
  color: var(--ink);
}

.update-list {
  display: block;
}

.update-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 4px 10px;
  padding: 10px 0;
  border-bottom: 1px dashed var(--line);
}

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

.update-name {
  font-weight: 600;
  color: var(--ink);
  font-size: 0.9rem;
}

.update-tag {
  justify-self: start;
  font-size: 0.76rem;
  padding: 1px 8px;
  border-radius: 3px;
  color: #fff;
  background: var(--tone, var(--brand));
}

.update-status {
  grid-column: 1 / -1;
  color: var(--ink-muted);
  font-size: 0.82rem;
}

/* 编辑推荐榜速览 */
.section-rank-panels {
  margin-bottom: 44px;
}

.rank-panels {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.rank-panel {
  border: 1px solid var(--line);
  border-top: 3px solid var(--brand);
  border-radius: var(--radius);
  background: var(--paper-raised);
  padding: 18px;
}

.rank-name {
  font-size: 1.05rem;
  margin: 0 0 10px;
}

.rank-basis {
  margin: 0 0 6px;
  color: var(--ink-soft);
  font-size: 0.88rem;
}

.rank-count {
  margin: 0 0 12px;
  color: var(--ink-muted);
}

.rank-items li {
  padding: 8px 0;
  border-bottom: 1px dashed var(--line);
  font-size: 0.9rem;
  color: var(--ink-soft);
}

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

/* 阅读说明与收录边界摘要 */
.section-field-summary {
  margin-bottom: 44px;
}

.field-summary-layout {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
}

.field-summary-col {
  min-width: 0;
}

.boundary-block {
  border-left: 1px solid var(--line);
  padding-left: 28px;
}

.field-table {
  table-layout: fixed;
}

.field-table th,
.field-table td {
  font-size: 0.88rem;
}

.boundary-list li {
  position: relative;
  padding: 8px 0 8px 18px;
  border-bottom: 1px dashed var(--line);
  color: var(--ink-soft);
  font-size: 0.9rem;
}

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

.boundary-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 17px;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--tone-b);
}

/* 站内页面索引 */
.section-page-index {
  margin-bottom: 0;
}

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

.index-col {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper-raised);
  padding: 16px;
  min-width: 0;
}

.index-title {
  font-size: 0.98rem;
  margin: 0 0 10px;
}

.index-list li {
  margin-bottom: 8px;
}

.index-list a {
  font-size: 0.9rem;
  color: var(--brand);
}

.index-note {
  margin: 12px 0 0;
  font-size: 0.82rem;
  color: var(--ink-muted);
}

/* --------------------------------------------------------------------------
   pages · 题材分类页
   -------------------------------------------------------------------------- */
.ticsai-colorbar {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper-raised);
  padding: 16px;
  position: sticky;
  top: 96px;
}

.colorbar-list {
  display: block;
}

.colorbar-item {
  display: flex;
  align-items: center;
  gap: 10px;
  border-bottom: 1px dashed var(--line);
}

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

.colorbar-dot {
  width: 12px;
  height: 12px;
  border-radius: 3px;
  background: var(--tone, var(--brand));
  flex: none;
}

.colorbar-item a {
  display: flex;
  align-items: center;
  min-height: 44px;
  flex: 1;
  font-size: 0.9rem;
  color: var(--ink-soft);
}

.colorbar-item a:hover,
.colorbar-item a:focus-visible {
  color: var(--brand);
  text-decoration: none;
}

.ticsai-intro,
.ticsai-table-section,
.ticsai-guide,
.ticsai-relation {
  min-width: 0;
  margin-bottom: 36px;
}

.ticsai-rule-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
  margin: 16px 0 0;
}

.ticsai-rule-list li {
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--tone-a);
  border-radius: var(--radius);
  background: var(--paper-raised);
  font-size: 0.9rem;
  color: var(--ink-soft);
}

.ticsai-table-section .ticsai-table {
  table-layout: fixed;
}

.ticsai-table-section .ticsai-table tbody th {
  color: var(--ink);
  font-weight: 700;
  background: var(--paper);
  width: 140px;
}

.ticsai-table-section .ticsai-table tbody tr:hover {
  background: rgba(47, 111, 107, 0.05);
}

.guide-columns {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
  margin: 16px 0;
}

.guide-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper-raised);
  padding: 16px;
  min-width: 0;
}

.guide-card-title {
  font-size: 0.98rem;
  margin: 0 0 8px;
}

.guide-card-text {
  margin: 0;
  font-size: 0.9rem;
  color: var(--ink-soft);
}

.relation-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
}

.relation-col {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper-raised);
  padding: 18px;
  min-width: 0;
}

.relation-col-title {
  font-size: 1rem;
  margin: 0 0 12px;
}

.relation-col-text {
  margin: 0 0 10px;
  font-size: 0.9rem;
  color: var(--ink-soft);
}

.relation-list li {
  padding: 8px 0;
  border-bottom: 1px dashed var(--line);
  font-size: 0.9rem;
  color: var(--ink-soft);
}

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

/* --------------------------------------------------------------------------
   pages · 作品索引页
   -------------------------------------------------------------------------- */
.cover-guide,
.cover-legend,
.cover-wall,
.field-boundary {
  margin-bottom: 40px;
}

.guide-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
  margin-top: 16px;
  counter-reset: guide;
}

.guide-step {
  border: 1px solid var(--line);
  border-left: 3px solid var(--tone-a);
  border-radius: var(--radius);
  background: var(--paper-raised);
  padding: 16px;
  min-width: 0;
}

.guide-step-title {
  font-size: 0.98rem;
  margin: 0 0 8px;
}

.guide-step-title::before {
  counter-increment: guide;
  content: counter(guide) ".";
  font-family: var(--mono);
  color: var(--tone-b);
  margin-right: 6px;
}

.guide-step p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--ink-soft);
}

.cover-legend .legend-table {
  table-layout: fixed;
}

.cover-legend .legend-table tbody th {
  color: var(--ink);
  background: var(--paper);
  width: 130px;
}

.cover-group {
  margin-bottom: 28px;
}

.cover-group:last-child {
  margin-bottom: 0;
}

.cover-group-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1rem;
  margin: 0 0 14px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}

.ticsai-dot {
  width: 12px;
  height: 12px;
  border-radius: 3px;
  background: var(--tone, var(--brand));
  flex: none;
}

.cover-wall .cover-grid {
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
}

.cover-wall .cover-card {
  display: flex;
  flex-direction: column;
}

.cover-wall .cover-figure img {
  height: 220px;
}

.cover-meta {
  padding: 12px 14px 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.cover-meta .cover-name {
  margin: 0;
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--ink);
}

.cover-meta .cover-tag {
  margin: 0;
  align-self: flex-start;
  padding: 2px 10px;
  border-radius: 3px;
  font-size: 0.78rem;
  color: #fff;
  background: var(--tone, var(--brand));
}

.cover-status {
  margin: 0;
  font-size: 0.82rem;
  color: var(--ink-muted);
  font-family: var(--mono);
}

.field-boundary-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
}

.field-boundary-col {
  min-width: 0;
}

.field-list {
  margin: 0;
}

.field-list dt {
  font-weight: 700;
  color: var(--ink);
  font-size: 0.92rem;
  margin-top: 12px;
}

.field-list dt:first-child {
  margin-top: 0;
}

.field-list dd {
  margin: 4px 0 0;
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--line);
  font-size: 0.9rem;
  color: var(--ink-soft);
}

.field-list dd:last-child {
  border-bottom: none;
}

/* --------------------------------------------------------------------------
   pages · 最近更新页
   -------------------------------------------------------------------------- */
.month-nav {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper-raised);
  padding: 16px;
  position: sticky;
  top: 96px;
}

.month-list {
  display: block;
}

.month-item {
  border-bottom: 1px dashed var(--line);
}

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

.month-link {
  display: flex;
  align-items: center;
  min-height: 44px;
  font-size: 0.9rem;
  color: var(--ink-soft);
}

.month-link:hover,
.month-link:focus-visible {
  color: var(--brand);
  text-decoration: none;
}

.update-guide,
.update-list,
.status-legend,
.update-ticsai {
  margin-bottom: 36px;
  min-width: 0;
}

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

.guide-col {
  border: 1px solid var(--line);
  border-left: 3px solid var(--tone-c);
  border-radius: var(--radius);
  background: var(--paper-raised);
  padding: 16px;
  min-width: 0;
}

.guide-col p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--ink-soft);
}

.month-group {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper-raised);
  padding: 16px 18px;
  margin-bottom: 18px;
}

.month-heading {
  font-size: 1rem;
  margin: 0 0 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}

.update-items {
  display: block;
}

.update-list .update-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  gap: 6px 14px;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px dashed var(--line);
}

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

.update-list .update-name {
  font-weight: 600;
  color: var(--ink);
  font-size: 0.92rem;
}

.update-list .update-tag {
  font-size: 0.76rem;
  padding: 1px 8px;
  border-radius: 3px;
  color: #fff;
  background: var(--tone, var(--brand));
}

.update-list .update-status {
  font-family: var(--mono);
  font-size: 0.82rem;
  color: var(--ink-muted);
}

.status-legend .legend-table {
  table-layout: fixed;
}

.status-legend .legend-table tbody th {
  width: 150px;
  color: var(--ink);
  background: var(--paper);
  font-weight: 700;
}

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

.ticsai-col {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper-raised);
  padding: 16px;
  min-width: 0;
}

.ticsai-list li {
  padding: 8px 0;
  border-bottom: 1px dashed var(--line);
  font-size: 0.9rem;
  color: var(--ink-soft);
}

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

.related-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 20px;
  margin-top: 32px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper-raised);
}

.related-links-label {
  font-size: 0.85rem;
  color: var(--ink-muted);
}

.related-links-item {
  font-size: 0.9rem;
  color: var(--brand);
}

/* --------------------------------------------------------------------------
   pages · 榜单排行页
   -------------------------------------------------------------------------- */
.rank-intro,
.rank-panels,
.rank-ticsai,
.rank-rhythm {
  margin-bottom: 40px;
}

.rank-intro-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  margin-top: 16px;
}

.rank-intro-item {
  border: 1px solid var(--line);
  border-left: 3px solid var(--tone-b);
  border-radius: var(--radius);
  background: var(--paper-raised);
  padding: 14px 16px;
  font-size: 0.9rem;
  color: var(--ink-soft);
  min-width: 0;
}

.rank-intro-item strong {
  display: block;
  color: var(--ink);
  margin-bottom: 4px;
}

.rank-panel-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.rank-panel-name {
  font-size: 1.05rem;
  margin: 0 0 10px;
}

.rank-panel-basis {
  margin: 0 0 6px;
  font-size: 0.88rem;
  color: var(--ink-soft);
}

.rank-panel-count {
  margin: 0 0 12px;
  font-size: 0.85rem;
  color: var(--ink-muted);
}

.rank-panel-items li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 8px 0;
  border-bottom: 1px dashed var(--line);
  font-size: 0.9rem;
  color: var(--ink-soft);
}

.rank-panel-items li:last-child {
  border-bottom: none;
}

.ticsai-tag {
  flex: none;
  padding: 1px 8px;
  border-radius: 3px;
  font-size: 0.76rem;
  color: #fff;
  background: var(--brand);
}

.ticsai-tag-a {
  background: var(--tone-a);
}

.ticsai-tag-b {
  background: var(--tone-b);
}

.ticsai-tag-c {
  background: var(--tone-c);
}

.ticsai-tag-d {
  background: var(--tone-d);
}

.rank-ticsai-table tbody tr:hover {
  background: rgba(47, 111, 107, 0.05);
}

.rank-rhythm-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.rank-rhythm-col {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper-raised);
  padding: 18px;
  min-width: 0;
}

.rank-rhythm-list li {
  padding: 8px 0;
  border-bottom: 1px dashed var(--line);
  font-size: 0.9rem;
  color: var(--ink-soft);
}

.rank-rhythm-list li:last-child {
  border-bottom: none;
}

/* --------------------------------------------------------------------------
   pages · 阅读说明页
   -------------------------------------------------------------------------- */
.section-field-table,
.section-ticsai-rule,
.section-organize,
.section-boundary,
.section-faq,
.section-related-entry {
  margin-bottom: 40px;
}

.section-field-table .field-table {
  table-layout: fixed;
}

.section-field-table .field-table .field-name {
  color: var(--ink);
  font-weight: 700;
  background: var(--paper);
  width: 160px;
}

.rule-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
  margin-top: 16px;
}

.rule-item {
  border: 1px solid var(--line);
  border-left: 3px solid var(--tone-a);
  border-radius: var(--radius);
  background: var(--paper-raised);
  padding: 16px;
  min-width: 0;
}

.rule-title {
  font-size: 0.98rem;
  margin: 0 0 8px;
}

.rule-item p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--ink-soft);
}

.organize-columns,
.boundary-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
  margin-top: 16px;
}

.organize-column,
.boundary-column {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper-raised);
  padding: 18px;
  min-width: 0;
}

.organize-title,
.boundary-title {
  font-size: 1rem;
  margin: 0 0 10px;
}

.organize-column p {
  margin: 0 0 12px;
  font-size: 0.9rem;
  color: var(--ink-soft);
}

.organize-list li {
  padding: 6px 0;
  font-size: 0.9rem;
}

.boundary-list {
  margin: 0;
}

.section-boundary .boundary-list li {
  position: relative;
  padding: 8px 0 8px 18px;
  border-bottom: 1px dashed var(--line);
  font-size: 0.9rem;
  color: var(--ink-soft);
}

.section-boundary .boundary-list li:last-child {
  border-bottom: none;
}

.section-boundary .boundary-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 17px;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--tone-b);
}

.boundary-note {
  margin: 16px 0 0;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper-raised);
  font-size: 0.88rem;
  color: var(--ink-muted);
}

.faq-list {
  display: grid;
  gap: 12px;
  margin-top: 16px;
}

.faq-item {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper-raised);
  padding: 0 16px;
}

.faq-question {
  display: flex;
  align-items: center;
  min-height: 44px;
  padding: 12px 0;
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
}

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

.faq-question::after {
  content: "+";
  margin-left: auto;
  font-family: var(--mono);
  font-size: 1.1rem;
  color: var(--ink-muted);
}

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

.faq-answer {
  margin: 0;
  padding: 12px 0 14px;
  font-size: 0.9rem;
  color: var(--ink-soft);
  border-top: 1px dashed var(--line);
}

.entry-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
  margin-top: 16px;
}

.entry-card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--tone-a);
  border-radius: var(--radius);
  background: var(--paper-raised);
  padding: 16px;
  color: var(--ink);
  min-width: 0;
}

.entry-card:hover,
.entry-card:focus-visible {
  border-left-color: var(--tone-b);
  text-decoration: none;
  box-shadow: var(--shadow);
}

.entry-name {
  font-weight: 700;
  font-size: 0.98rem;
}

.entry-desc {
  font-size: 0.85rem;
  color: var(--ink-muted);
}

/* --------------------------------------------------------------------------
   pages · 404
   -------------------------------------------------------------------------- */
.error-main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 64px var(--gutter) 80px;
}

.error-panel {
  max-width: 640px;
  border: 1px solid var(--line);
  border-left: 4px solid var(--tone-b);
  border-radius: var(--radius);
  background: var(--paper-raised);
  padding: 32px;
}

.error-title {
  font-size: 1.9rem;
  margin: 0 0 12px;
}

.error-text {
  margin: 0 0 22px;
  color: var(--ink-soft);
}

.error-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 0 0 20px;
}

.error-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 20px;
  border-radius: var(--radius);
  background: var(--brand);
  color: #fff;
  font-weight: 600;
  font-size: 0.95rem;
}

.error-btn:hover,
.error-btn:focus-visible {
  background: #245A57;
  color: #fff;
  text-decoration: none;
}

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

.error-btn-ghost:hover,
.error-btn-ghost:focus-visible {
  color: var(--brand);
  border-color: var(--brand);
  background: transparent;
  text-decoration: none;
}

.error-hint {
  margin: 0;
  font-size: 0.88rem;
  color: var(--ink-muted);
}

.error-hint a {
  margin-right: 14px;
}

/* --------------------------------------------------------------------------
   responsive · 平板与手机
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  :root {
    --gutter: 20px;
  }

  .home-main,
  .inner-main {
    padding: 24px var(--gutter) 44px;
  }

  .hero-layout {
    grid-template-columns: minmax(0, 1fr);
    gap: 24px;
  }

  .hero-visual img {
    height: 280px;
  }

  .page-header {
    grid-template-columns: minmax(0, 1fr) 240px;
    gap: 20px;
  }

  .page-layout,
  .page-layout.sidebar-left {
    grid-template-columns: minmax(0, 1fr);
    gap: 24px;
  }

  .ticsai-colorbar,
  .month-nav {
    position: static;
  }

  .update-groups,
  .rank-panels,
  .rank-panel-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

@media (max-width: 720px) {
  :root {
    --gutter: 16px;
  }

  body.site-body {
    font-size: 15.5px;
  }

  h1 {
    font-size: 1.7rem;
  }

  h2 {
    font-size: 1.2rem;
  }

  .header-inner {
    padding: 12px var(--gutter);
    gap: 12px;
  }

  .nav-toggle {
    display: flex;
  }

  .site-nav {
    flex-basis: 100%;
    margin-left: 0;
    order: 3;
  }

  .nav-list {
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    width: 100%;
    padding: 8px 0 4px;
    border-top: 1px solid var(--line);
  }

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

  .nav-link {
    width: 100%;
    padding: 0 12px;
    border-left-width: 3px;
  }

  .header-meta {
    padding: 0 var(--gutter) 10px;
    gap: 10px;
  }

  .meta-list {
    gap: 14px;
  }

  .home-main,
  .inner-main {
    padding: 20px var(--gutter) 40px;
  }

  .hero-title {
    font-size: 1.7rem;
  }

  .hero-visual img {
    height: 220px;
  }

  .hero-entry .btn {
    flex: 1 1 140px;
  }

  .page-header {
    grid-template-columns: minmax(0, 1fr);
    gap: 16px;
    margin-bottom: 24px;
  }

  .page-title {
    font-size: 1.7rem;
  }

  .page-header-media img,
  .page-header-figure img {
    height: 160px;
  }

  .section-head {
    padding-left: 12px;
  }

  .ticsai-table > li.ticsai-row {
    grid-template-columns: 14px minmax(0, 1fr);
    gap: 6px 12px;
    align-items: start;
    padding: 12px 14px;
  }

  .ticsai-table > li.ticsai-row .ticsai-name {
    grid-column: 2;
  }

  .ticsai-table > li.ticsai-row .ticsai-trait,
  .ticsai-table > li.ticsai-row .ticsai-organize,
  .ticsai-table > li.ticsai-row .ticsai-sample {
    grid-column: 2;
    font-size: 0.88rem;
  }

  .cover-grid,
  .cover-wall .cover-grid {
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 14px;
  }

  .cover-media img,
  .cover-figure img,
  .cover-wall .cover-figure img {
    height: 170px;
  }

  .update-groups,
  .rank-panels,
  .rank-panel-grid,
  .page-index-grid,
  .field-summary-layout,
  .relation-columns,
  .field-boundary-columns,
  .ticsai-columns,
  .rank-rhythm-grid,
  .organize-columns,
  .boundary-columns,
  .update-guide .guide-columns {
    grid-template-columns: minmax(0, 1fr);
  }

  .boundary-block {
    border-left: none;
    padding-left: 0;
    border-top: 1px solid var(--line);
    padding-top: 20px;
  }

  .footer-inner {
    padding: 28px var(--gutter) 20px;
  }

  .footer-top {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .footer-quick {
    margin-left: 0;
  }

  .footer-groups {
    grid-template-columns: minmax(0, 1fr);
    gap: 20px;
  }

  .error-main {
    padding: 40px var(--gutter) 56px;
  }

  .error-panel {
    padding: 24px 20px;
  }

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

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

/* 窄屏表格横向滚动，避免撑破页面 */
@media (max-width: 560px) {
  .ticsai-table-section .ticsai-table,
  .status-legend .legend-table,
  .cover-legend .legend-table,
  .section-field-table .field-table,
  .cover-legend,
  .status-legend,
  .section-field-table,
  .ticsai-table-section {
    overflow-x: auto;
  }

  .ticsai-table-section .ticsai-table,
  .status-legend .legend-table,
  .cover-legend .legend-table,
  .section-field-table .field-table {
    min-width: 520px;
  }
}