/* ==========================================================================
   51吃瓜官网 · 全站样式
   分组：base / layout / components / pages / responsive
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. base
   -------------------------------------------------------------------------- */

:root {
  --paper: #F5F3EE;
  --card: #FFFFFF;
  --ink: #22262B;
  --ink-soft: #5B626C;
  --brand: #3D4E63;
  --line: #E3DED4;
  --line-strong: #CFC8BA;

  --c-daily: #7E9A87;
  --c-mystery: #7C8CA6;
  --c-school: #B78D93;
  --c-sports: #C0A87A;
  --c-scifi: #8E85A4;
  --c-fantasy: #BE8B6E;

  --radius: 6px;
  --radius-sm: 3px;
  --shell: 1180px;
  --gutter: 24px;
}

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

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

body.site-body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  font-size: 15.5px;
  line-height: 1.85;
  font-weight: 400;
}

h1,
h2,
h3,
h4,
p,
figure,
blockquote,
dl,
dd {
  margin: 0;
}

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

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

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

a:hover,
a:focus-visible {
  text-decoration: underline;
}

button {
  font: inherit;
  color: inherit;
}

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

time {
  font-variant-numeric: tabular-nums;
}

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

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  left: 16px;
  top: -60px;
  z-index: 60;
  padding: 10px 18px;
  background: var(--brand);
  color: #fff;
  border-radius: var(--radius-sm);
  transition: top .18s ease;
}

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

/* --------------------------------------------------------------------------
   2. layout · 全站骨架
   -------------------------------------------------------------------------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 var(--gutter);
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  flex: 0 0 auto;
  font-size: 19px;
  font-weight: 700;
  color: var(--brand);
  letter-spacing: 0;
  white-space: nowrap;
}

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

.site-nav {
  flex: 1 1 auto;
  display: flex;
  justify-content: flex-end;
}

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

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

.nav-link {
  display: inline-flex;
  align-items: center;
  height: 68px;
  padding: 0 11px;
  font-size: 14.5px;
  color: var(--ink-soft);
  border-bottom: 2px solid transparent;
  white-space: nowrap;
  transition: color .16s ease, border-color .16s ease;
}

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

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

.nav-toggle {
  display: none;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 0 12px;
  background: var(--card);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  font-size: 14px;
  color: var(--brand);
  cursor: pointer;
}

.nav-toggle-icon {
  display: block;
  position: relative;
  width: 18px;
  height: 2px;
  background: var(--brand);
  transition: background .16s ease;
}

.nav-toggle-icon::before,
.nav-toggle-icon::after {
  content: "";
  position: absolute;
  left: 0;
  width: 18px;
  height: 2px;
  background: var(--brand);
}

.nav-toggle-icon::before {
  top: -6px;
}

.nav-toggle-icon::after {
  top: 6px;
}

.site-main {
  display: block;
}

.inner-main {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
  padding: 20px 0 0;
  font-size: 13px;
  color: var(--ink-soft);
  line-height: 1.6;
}

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

.breadcrumb a:hover,
.breadcrumb a:focus-visible {
  color: var(--brand);
}

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

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

.page-header {
  padding: 14px 0 0;
}

.page-title {
  font-size: 28px;
  line-height: 1.35;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: 0;
}

/* 内页标题区：H1 + 导语 + 色标细条 */
.page-head {
  padding: 18px 0 32px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 40px;
}

.page-lead {
  max-width: 72ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.page-accent,
.title-accent,
.page-head-bar,
.page-colorbar {
  display: block;
  width: 64px;
  height: 4px;
  margin-top: 16px;
  border-radius: 2px;
  background: var(--brand);
}

.accent-sci-fi {
  background: var(--c-scifi);
}

.accent-archive {
  background: var(--c-sports);
}

.page-head-bar {
  background: var(--c-school);
}

.page-colorbar {
  background: var(--c-mystery);
}

.page-inner,
.page-shell,
.page-container {
  display: block;
}

.page-layout {
  display: grid;
  gap: 40px;
  align-items: start;
}

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

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

.related-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 18px;
  margin: 48px 0 0;
  padding: 20px 0 8px;
  border-top: 1px solid var(--line);
  font-size: 14px;
}

.related-links-label {
  color: var(--ink-soft);
}

.related-links-item {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 0 12px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  background: var(--card);
  color: var(--brand);
  font-size: 13.5px;
}

.related-links-item:hover,
.related-links-item:focus-visible {
  border-color: var(--brand);
  text-decoration: none;
}

/* 页脚 */
.site-footer {
  margin-top: 64px;
  background: var(--card);
  border-top: 1px solid var(--line);
}

.footer-inner {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 44px var(--gutter) 28px;
}

.footer-groups {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 32px 28px;
}

.footer-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 12px;
}

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

.footer-list a {
  display: inline-block;
  min-height: 24px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.footer-list a:hover,
.footer-list a:focus-visible {
  color: var(--brand);
}

.footer-text {
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--ink-soft);
  margin-bottom: 10px;
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px 24px;
  margin-top: 32px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.footer-brand {
  font-size: 14px;
  font-weight: 700;
  color: var(--brand);
}

.footer-note {
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.footer-note a {
  color: var(--brand);
  text-decoration: underline;
}

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

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 22px;
  font-size: 14.5px;
  font-weight: 700;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  transition: background .16s ease, color .16s ease, border-color .16s ease;
}

.btn:hover,
.btn:focus-visible {
  text-decoration: none;
}

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

.btn-primary:hover,
.btn-primary:focus-visible {
  background: #2E3C4D;
  border-color: #2E3C4D;
}

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

.btn-ghost:hover,
.btn-ghost:focus-visible {
  border-color: var(--brand);
}

/* 题材标签 */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 2px 9px 2px 7px;
  background: #F1EEE7;
  border-radius: var(--radius-sm);
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--ink-soft);
  white-space: nowrap;
}

.tag::before {
  content: "";
  display: block;
  width: 4px;
  height: 14px;
  border-radius: 1px;
  background: var(--line-strong);
}

.tag-healing::before {
  background: var(--c-daily);
}

.tag-mystery::before {
  background: var(--c-mystery);
}

.tag-campus::before,
.tag-school::before {
  background: var(--c-school);
}

.tag-sports::before {
  background: var(--c-sports);
}

.tag-scifi::before,
.tag-sci::before {
  background: var(--c-scifi);
}

.tag-fantasy::before {
  background: var(--c-fantasy);
}

.tag-type-new::before,
.tag-new::before {
  background: var(--c-daily);
}

.tag-type-edit::before,
.tag-edit::before {
  background: var(--c-mystery);
}

.tag-type-fix::before,
.tag-fix::before {
  background: var(--c-school);
}

.tag-type-topic::before,
.tag-archive::before {
  background: var(--c-sports);
}

/* 区块标题组 */
.section-head {
  margin-bottom: 24px;
}

.block-title {
  font-size: 22px;
  line-height: 1.4;
  font-weight: 700;
  color: var(--ink);
}

.block-title-sm {
  font-size: 17px;
  line-height: 1.5;
  font-weight: 700;
  color: var(--ink);
}

.block-lead {
  margin-top: 8px;
  max-width: 72ch;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.section-title {
  font-size: 22px;
  line-height: 1.4;
  font-weight: 700;
  color: var(--ink);
}

.section-lead {
  margin-top: 8px;
  max-width: 72ch;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.section-more {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  margin-top: 20px;
  padding: 0 18px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  background: var(--card);
  font-size: 14px;
  color: var(--brand);
}

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

/* 图片容器 */
.content-media,
.cover-media,
.character-media,
.topic-hero,
.works-figure,
.characters-figure,
.media-figure,
.legend-figure,
.page-media {
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius);
  background: #EDE9E1;
  border: 1px solid var(--line);
}

.content-media img,
.cover-media img,
.character-media img,
.topic-hero img,
.works-figure img,
.characters-figure img,
.media-figure img,
.legend-figure img,
.page-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.content-media figcaption,
.topic-hero-caption,
.works-figure figcaption,
.characters-figure figcaption,
.media-caption,
.legend-caption,
.page-media-caption {
  padding: 10px 14px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-soft);
  background: var(--card);
  border-top: 1px solid var(--line);
}

/* 比较表 */
.compare-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card);
}

.compare-table caption {
  text-align: left;
}

.compare-table th,
.compare-table td {
  padding: 12px 14px;
  text-align: left;
  font-size: 14px;
  line-height: 1.7;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

.compare-table thead th {
  background: var(--card);
  font-weight: 700;
  color: var(--ink);
  border-bottom: 1px solid var(--line-strong);
  white-space: nowrap;
}

.compare-table tbody tr:nth-child(even) {
  background: #FAF8F4;
}

.compare-table tbody tr:last-child th,
.compare-table tbody tr:last-child td {
  border-bottom: 0;
}

.compare-table tbody th {
  font-weight: 700;
  color: var(--ink);
  white-space: nowrap;
}

/* 下一步入口条 */
.next-bar,
.next-entry,
.next-step {
  margin-top: 40px;
  padding: 22px 24px;
  background: var(--card);
  border: 1px solid var(--line);
  border-left: 4px solid var(--brand);
  border-radius: var(--radius);
}

.next-text,
.next-entry-text {
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
}

.next-link,
.next-entry-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  margin-top: 10px;
  padding: 0 18px;
  background: var(--brand);
  color: #fff;
  font-size: 14px;
  border-radius: var(--radius-sm);
}

.next-link:hover,
.next-link:focus-visible,
.next-entry-link:hover,
.next-entry-link:focus-visible {
  background: #2E3C4D;
  text-decoration: none;
}

/* --------------------------------------------------------------------------
   4. pages · 首页
   -------------------------------------------------------------------------- */

.home-main {
  display: block;
}

.hero-dashboard {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 36px var(--gutter) 0;
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1fr);
  gap: 40px;
  align-items: start;
}

.hero-primary {
  min-width: 0;
  padding-bottom: 8px;
}

.hero-eyebrow {
  font-size: 13px;
  color: var(--ink-soft);
  margin-bottom: 10px;
}

.hero-primary h1 {
  font-size: 34px;
  line-height: 1.35;
  font-weight: 700;
  color: var(--ink);
}

.hero-lead {
  margin-top: 14px;
  max-width: 60ch;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--ink-soft);
}

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

.hero-picks {
  margin-top: 30px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.pick-list {
  margin-top: 14px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.pick-item {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 16px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color .16s ease;
}

.pick-item:hover {
  border-color: var(--line-strong);
}

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

.pick-title {
  font-size: 15.5px;
  line-height: 1.5;
  font-weight: 700;
  color: var(--ink);
}

.pick-desc {
  margin-top: 4px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.pick-item .tag {
  flex: 0 0 auto;
  margin-top: 2px;
}

.hero-secondary {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.hero-panel {
  padding: 18px 18px 16px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.tag-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.tag-group > li {
  display: flex;
}

.tag-group .tag {
  min-height: 30px;
  padding: 4px 10px 4px 8px;
}

.tag-group .tag:hover,
.tag-group .tag:focus-visible {
  background: #E9E4DA;
  text-decoration: none;
}

.panel-link {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  margin-top: 14px;
  font-size: 13.5px;
  color: var(--brand);
  border-bottom: 1px solid var(--line-strong);
}

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

.mini-timeline {
  margin-top: 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.mini-item {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-size: 13.5px;
  line-height: 1.6;
}

.mini-item .mini-date {
  flex: 0 0 auto;
  color: var(--ink-soft);
  font-size: 13px;
}

.mini-text {
  min-width: 0;
  color: var(--ink);
}

/* 首页首屏主视觉图 */
.hero-dashboard .content-media-primary {
  grid-column: 1 / -1;
  aspect-ratio: 16 / 6;
}

.hero-dashboard .content-media-primary img {
  aspect-ratio: 16 / 6;
}

/* 字母导引条 */
.alpha-strip {
  max-width: var(--shell);
  margin: 40px auto 0;
  padding: 0 var(--gutter);
}

.alpha-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-top: 14px;
}

.alpha-item {
  display: flex;
}

.alpha-link {
  display: flex;
  flex-direction: column;
  gap: 2px;
  width: 100%;
  min-height: 44px;
  padding: 10px 14px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color .16s ease;
}

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

.alpha-range {
  font-size: 15px;
  font-weight: 700;
  color: var(--brand);
  font-variant-numeric: tabular-nums;
}

.alpha-note,
.alpha-desc {
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink-soft);
}

/* 首页通栏模块通用 */
.cover-wall,
.judge-steps,
.reading-rank,
.character-brief,
.updates-brief,
.archive-brief,
.guide-steps,
.boundary-bar {
  max-width: var(--shell);
  margin: 40px auto 0;
  padding: 40px var(--gutter) 0;
  border-top: 1px solid var(--line);
}

/* 题材封面墙 */
.cover-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
  align-items: start;
}

.cover-card {
  display: flex;
  flex-direction: column;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color .16s ease, transform .16s ease;
}

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

.cover-media {
  border: 0;
  border-radius: 0;
  aspect-ratio: 4 / 3;
}

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

.cover-body {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 16px 18px 18px;
}

.cover-title {
  font-size: 17px;
  line-height: 1.45;
  font-weight: 700;
  color: var(--ink);
}

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

/* 追更判断四段 */
.step-row {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
}

.step-col {
  min-width: 0;
  padding: 0 20px;
  border-left: 1px solid var(--line);
}

.step-col:first-child {
  padding-left: 0;
  border-left: 0;
}

.step-col:last-child {
  padding-right: 0;
}

.step-num {
  display: block;
  font-size: 13px;
  font-weight: 700;
  color: var(--brand);
  font-variant-numeric: tabular-nums;
  margin-bottom: 6px;
}

.step-title {
  font-size: 17px;
  line-height: 1.45;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 8px;
}

.step-text {
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.step-text + .step-text {
  margin-top: 6px;
}

/* 导读榜 */
.rank-list {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--line);
}

.rank-row {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr) auto;
  align-items: center;
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.rank-num {
  font-size: 17px;
  font-weight: 700;
  color: var(--brand);
  font-variant-numeric: tabular-nums;
}

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

.rank-title {
  font-size: 15.5px;
  line-height: 1.5;
  font-weight: 700;
}

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

.rank-title a:hover,
.rank-title a:focus-visible {
  color: var(--brand);
}

.rank-reason {
  margin-top: 2px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-soft);
}

/* 角色观察摘要 */
.character-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
  align-items: start;
}

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

.character-col .character-media {
  margin-bottom: 14px;
  aspect-ratio: 3 / 2;
}

.character-col .character-media img {
  aspect-ratio: 3 / 2;
}

.character-title {
  font-size: 17px;
  line-height: 1.45;
  font-weight: 700;
  color: var(--ink);
}

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

.character-title a:hover,
.character-title a:focus-visible {
  color: var(--brand);
}

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

.col-link {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  margin-top: 12px;
  font-size: 13.5px;
  color: var(--brand);
  border-bottom: 1px solid var(--line-strong);
}

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

/* 首页更新资讯时序条 */
.timeline {
  display: flex;
  flex-direction: column;
  border-left: 1px solid var(--line-strong);
  padding-left: 20px;
}

.timeline-item {
  position: relative;
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr) auto;
  align-items: start;
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.timeline-item:last-child {
  border-bottom: 0;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -25px;
  top: 22px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--card);
  border: 2px solid var(--brand);
}

.timeline-date {
  font-size: 13px;
  color: var(--ink-soft);
  line-height: 1.7;
}

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

.timeline-title {
  font-size: 15.5px;
  line-height: 1.5;
  font-weight: 700;
  color: var(--ink);
}

.timeline-text,
.timeline-desc {
  margin-top: 3px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.timeline-item .tag {
  margin-top: 2px;
}

/* 首页归档摘要 */
.archive-list {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--line);
}

.archive-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-areas:
    "title link"
    "desc  link";
  align-items: center;
  gap: 4px 20px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.archive-title {
  grid-area: title;
  font-size: 15.5px;
  line-height: 1.5;
  font-weight: 700;
}

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

.archive-title a:hover,
.archive-title a:focus-visible {
  color: var(--brand);
}

.archive-desc {
  grid-area: desc;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.archive-link {
  grid-area: link;
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0 14px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  font-size: 13.5px;
  color: var(--brand);
  background: var(--card);
}

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

/* 阅读说明三步 */
.guide-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.guide-col {
  min-width: 0;
  padding: 18px 20px;
  background: var(--card);
  border: 1px solid var(--line);
  border-top: 3px solid var(--line-strong);
  border-radius: var(--radius);
}

.guide-col:nth-child(1) {
  border-top-color: var(--c-daily);
}

.guide-col:nth-child(2) {
  border-top-color: var(--c-mystery);
}

.guide-col:nth-child(3) {
  border-top-color: var(--c-sports);
}

.guide-title {
  font-size: 17px;
  line-height: 1.45;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 8px;
}

.guide-text {
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

/* 边界与纠错说明条 */
.boundary-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px 32px;
  padding-bottom: 8px;
}

.boundary-text {
  flex: 1 1 520px;
  min-width: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.boundary-link {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 20px;
  background: var(--brand);
  color: #fff;
  border-radius: var(--radius-sm);
  font-size: 14px;
}

.boundary-link:hover,
.boundary-link:focus-visible {
  background: #2E3C4D;
  text-decoration: none;
}

/* --------------------------------------------------------------------------
   5. pages · 题材索引
   -------------------------------------------------------------------------- */

.alpha-section,
.groups-section,
.compare-section {
  padding: 0 0 40px;
  margin-bottom: 40px;
  border-bottom: 1px solid var(--line);
}

.alpha-section .alpha-list {
  margin-top: 18px;
}

.topic-hero {
  margin-bottom: 40px;
  aspect-ratio: 16 / 6;
}

.topic-hero img {
  aspect-ratio: 16 / 6;
}

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

.group-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px 22px 20px;
  background: var(--card);
  border: 1px solid var(--line);
  border-left: 4px solid var(--line-strong);
  border-radius: var(--radius);
  scroll-margin-top: 88px;
}

.group-card:hover {
  border-color: var(--line-strong);
}

#group-daily {
  border-left-color: var(--c-daily);
}

#group-mystery {
  border-left-color: var(--c-mystery);
}

#group-school {
  border-left-color: var(--c-school);
}

#group-sports {
  border-left-color: var(--c-sports);
}

#group-scifi {
  border-left-color: var(--c-scifi);
}

#group-fantasy {
  border-left-color: var(--c-fantasy);
}

.group-tag {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 2px 9px 2px 7px;
  background: #F1EEE7;
  border-radius: var(--radius-sm);
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--ink-soft);
}

.group-tag::before {
  content: "";
  display: block;
  width: 4px;
  height: 14px;
  border-radius: 1px;
  background: var(--line-strong);
}

.group-tag.tag-daily::before {
  background: var(--c-daily);
}

.group-tag.tag-mystery::before {
  background: var(--c-mystery);
}

.group-tag.tag-school::before {
  background: var(--c-school);
}

.group-tag.tag-sports::before {
  background: var(--c-sports);
}

.group-tag.tag-scifi::before {
  background: var(--c-scifi);
}

.group-tag.tag-fantasy::before {
  background: var(--c-fantasy);
}

.group-name {
  font-size: 19px;
  line-height: 1.4;
  font-weight: 700;
  color: var(--ink);
}

.group-scope {
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.group-points {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding-left: 0;
}

.group-points li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink);
}

.group-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--line-strong);
}

.group-reader {
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
  padding-top: 8px;
  border-top: 1px dashed var(--line);
}

.group-link {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  margin-top: 2px;
  font-size: 13.5px;
  color: var(--brand);
  border-bottom: 1px solid var(--line-strong);
}

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

/* --------------------------------------------------------------------------
   6. pages · 作品档案
   -------------------------------------------------------------------------- */

.works-questions {
  padding: 0 0 40px;
  margin-bottom: 40px;
  border-bottom: 1px solid var(--line);
}

.works-questions > h2,
.works-main > h2,
.works-check > h2,
.works-aside > h2 {
  font-size: 22px;
  line-height: 1.4;
  font-weight: 700;
  color: var(--ink);
}

.question-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 20px;
}

.question-item {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  grid-template-areas:
    "no text"
    "no hint";
  gap: 2px 12px;
  padding: 16px 18px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.question-no {
  grid-area: no;
  font-size: 15px;
  font-weight: 700;
  color: var(--brand);
  font-variant-numeric: tabular-nums;
}

.question-text {
  grid-area: text;
  font-size: 15px;
  line-height: 1.6;
  font-weight: 700;
  color: var(--ink);
}

.question-hint {
  grid-area: hint;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--ink-soft);
}

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

.works-figure {
  margin: 20px 0 24px;
  aspect-ratio: 16 / 7;
}

.works-figure img {
  aspect-ratio: 16 / 7;
}

.work-list {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--line);
}

.work-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.work-item .works-tag {
  justify-self: start;
}

.work-title {
  font-size: 16.5px;
  line-height: 1.5;
  font-weight: 700;
  color: var(--ink);
}

.work-summary {
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.work-fields {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 22px;
  margin-top: 2px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.work-fields dt {
  display: inline;
  color: var(--ink);
  font-weight: 700;
}

.work-fields dd {
  display: inline;
  margin: 0 0 0 6px;
}

.works-aside {
  min-width: 0;
  padding: 20px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.works-aside .aside-lead {
  margin-top: 8px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.works-aside .compare-table {
  margin-top: 16px;
}

.works-aside .compare-table th,
.works-aside .compare-table td {
  padding: 10px;
  font-size: 13.5px;
}

.aside-note {
  margin-top: 14px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.aside-link {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  margin-top: 10px;
  font-size: 13.5px;
  color: var(--brand);
  border-bottom: 1px solid var(--line-strong);
}

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

.works-check {
  margin-top: 40px;
  padding-top: 40px;
  border-top: 1px solid var(--line);
}

.check-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
  margin-top: 20px;
}

.check-step {
  min-width: 0;
  padding: 18px 20px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.check-step h3 {
  font-size: 16px;
  line-height: 1.5;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 6px;
}

.check-step p {
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

/* --------------------------------------------------------------------------
   7. pages · 角色观察
   -------------------------------------------------------------------------- */

.section {
  padding: 0 0 40px;
  margin-bottom: 40px;
  border-bottom: 1px solid var(--line);
}

.section:last-of-type {
  border-bottom: 0;
}

.characters-intro .characters-figure {
  margin-top: 20px;
  aspect-ratio: 16 / 6;
}

.characters-intro .characters-figure img {
  aspect-ratio: 16 / 6;
}

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

.character-card {
  display: grid;
  grid-template-columns: 132px minmax(0, 1fr);
  gap: 16px;
  padding: 16px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color .16s ease;
}

.character-card:hover {
  border-color: var(--line-strong);
}

.character-card .character-media {
  aspect-ratio: 3 / 4;
  align-self: start;
}

.character-card .character-media img {
  aspect-ratio: 3 / 4;
}

.character-body {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.topic-tag {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 2px 9px 2px 7px;
  background: #F1EEE7;
  border-radius: var(--radius-sm);
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--ink-soft);
}

.topic-tag::before {
  content: "";
  display: block;
  width: 4px;
  height: 14px;
  border-radius: 1px;
  background: var(--line-strong);
}

.topic-tag-daily::before {
  background: var(--c-daily);
}

.topic-tag-mystery::before {
  background: var(--c-mystery);
}

.topic-tag-school::before {
  background: var(--c-school);
}

.topic-tag-sports::before {
  background: var(--c-sports);
}

.topic-tag-scifi::before {
  background: var(--c-scifi);
}

.topic-tag-fantasy::before {
  background: var(--c-fantasy);
}

.character-name {
  font-size: 16.5px;
  line-height: 1.45;
  font-weight: 700;
  color: var(--ink);
}

.character-setting,
.character-motive,
.character-relation {
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--ink-soft);
}

.character-setting {
  color: var(--ink);
}

.character-link {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  margin-top: 2px;
  font-size: 13.5px;
  color: var(--brand);
  border-bottom: 1px solid var(--line-strong);
}

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

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

.method-item {
  min-width: 0;
  padding: 20px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.method-name {
  font-size: 16.5px;
  line-height: 1.5;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 8px;
}

.method-desc {
  font-size: 14px;
  line-height: 1.78;
  color: var(--ink-soft);
}

.method-warning {
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px dashed var(--line);
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--ink);
}

/* --------------------------------------------------------------------------
   8. pages · 更新资讯
   -------------------------------------------------------------------------- */

.page-hero {
  padding: 0 0 32px;
  margin-bottom: 40px;
  border-bottom: 1px solid var(--line);
}

.legend-block,
.timeline-block,
.activity-block {
  padding: 0 0 40px;
  margin-bottom: 40px;
  border-bottom: 1px solid var(--line);
}

.legend-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-top: 20px;
}

.legend-item {
  display: grid;
  grid-template-columns: 14px minmax(0, 1fr);
  grid-template-areas:
    "swatch name"
    "swatch desc";
  gap: 2px 10px;
  padding: 14px 16px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.legend-swatch {
  grid-area: swatch;
  width: 14px;
  height: 14px;
  margin-top: 4px;
  border-radius: 2px;
  background: var(--line-strong);
}

.swatch-new {
  background: var(--c-daily);
}

.swatch-edit {
  background: var(--c-mystery);
}

.swatch-fix {
  background: var(--c-school);
}

.swatch-archive {
  background: var(--c-sports);
}

.swatch-daily {
  background: var(--c-daily);
}

.swatch-mystery {
  background: var(--c-mystery);
}

.swatch-school {
  background: var(--c-school);
}

.swatch-sport {
  background: var(--c-sports);
}

.swatch-sci {
  background: var(--c-scifi);
}

.swatch-fantasy {
  background: var(--c-fantasy);
}

.legend-name {
  grid-area: name;
  font-size: 14.5px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--ink);
}

.legend-desc {
  grid-area: desc;
  font-size: 13px;
  line-height: 1.65;
  color: var(--ink-soft);
}

.media-figure {
  margin: 20px 0 24px;
  aspect-ratio: 16 / 6;
}

.media-figure img {
  aspect-ratio: 16 / 6;
}

.timeline-list {
  display: flex;
  flex-direction: column;
  border-left: 1px solid var(--line-strong);
  padding-left: 24px;
}

.timeline-list .timeline-item {
  position: relative;
  grid-template-columns: 108px minmax(0, 1fr) auto;
  padding: 16px 0;
}

.timeline-list .timeline-item::before {
  left: -29px;
  top: 24px;
}

.type-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 2px 9px 2px 7px;
  background: #F1EEE7;
  border-radius: var(--radius-sm);
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--ink-soft);
  white-space: nowrap;
}

.type-tag::before {
  content: "";
  display: block;
  width: 4px;
  height: 14px;
  border-radius: 1px;
  background: var(--line-strong);
}

.type-tag.tag-new::before {
  background: var(--c-daily);
}

.type-tag.tag-edit::before {
  background: var(--c-mystery);
}

.type-tag.tag-fix::before {
  background: var(--c-school);
}

.type-tag.tag-archive::before {
  background: var(--c-sports);
}

.activity-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
  margin-top: 20px;
}

.activity-item {
  min-width: 0;
  padding: 18px 20px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.activity-name {
  font-size: 16px;
  line-height: 1.5;
  font-weight: 700;
  color: var(--ink);
}

.activity-period {
  margin-top: 4px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--brand);
  font-variant-numeric: tabular-nums;
}

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

.next-step .next-text a {
  color: var(--brand);
  text-decoration: underline;
}

/* --------------------------------------------------------------------------
   9. pages · 内容归档
   -------------------------------------------------------------------------- */

.container {
  display: block;
}

.archive-layout {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1fr);
  gap: 40px;
  align-items: start;
}

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

.layout-aside {
  min-width: 0;
  padding: 20px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.archive-figure {
  margin: 0 0 32px;
  aspect-ratio: 16 / 5;
}

.archive-figure img {
  aspect-ratio: 16 / 5;
}

.archive-group {
  padding: 0 0 28px;
  margin-bottom: 28px;
  border-bottom: 1px solid var(--line);
}

.archive-group:last-child {
  border-bottom: 0;
  margin-bottom: 0;
  padding-bottom: 0;
}

.archive-group-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 18px;
  line-height: 1.45;
  font-weight: 700;
  color: var(--ink);
}

.archive-group-title .dot {
  flex: 0 0 auto;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--line-strong);
}

.dot-daily {
  background: var(--c-daily);
}

.dot-mystery {
  background: var(--c-mystery);
}

.dot-school {
  background: var(--c-school);
}

.dot-sports {
  background: var(--c-sports);
}

.dot-scifi {
  background: var(--c-scifi);
}

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

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

.archive-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 4px 16px;
  padding: 12px 0;
  border-bottom: 1px dashed var(--line);
}

.archive-item:last-child {
  border-bottom: 0;
}

.archive-item .archive-summary {
  grid-column: 1;
  font-size: 14px;
  line-height: 1.72;
  color: var(--ink-soft);
}

.archive-meta {
  grid-column: 2;
  grid-row: 1 / span 2;
  align-self: center;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  font-size: 12.5px;
  color: var(--ink-soft);
  font-variant-numeric: tabular-nums;
}

.aside-title {
  font-size: 17px;
  line-height: 1.5;
  font-weight: 700;
  color: var(--ink);
}

.month-list {
  margin-top: 14px;
  display: flex;
  flex-direction: column;
}

.month-item {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
}

.month-item:last-child {
  border-bottom: 0;
}

.month-link {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  font-size: 14px;
  color: var(--brand);
  font-variant-numeric: tabular-nums;
}

.month-desc {
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--ink-soft);
  text-align: right;
}

.note-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
  margin-top: 20px;
}

.note-item {
  min-width: 0;
  padding: 18px 20px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.note-title {
  font-size: 15.5px;
  line-height: 1.5;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 6px;
}

.note-text {
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

/* --------------------------------------------------------------------------
   10. pages · 阅读说明
   -------------------------------------------------------------------------- */

.guide-legend,
.guide-rhythm,
.guide-faq {
  padding: 0 0 40px;
  margin-bottom: 40px;
  border-bottom: 1px solid var(--line);
}

.legend-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
  gap: 32px;
  align-items: start;
  margin-top: 24px;
}

.legend-figure {
  aspect-ratio: 4 / 3;
}

.legend-figure img {
  aspect-ratio: 4 / 3;
}

.legend-layout .legend-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 0;
}

.legend-layout .legend-item {
  padding: 12px 14px;
}

.legend-notes {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
  margin-top: 28px;
}

.legend-note {
  min-width: 0;
  padding: 16px 18px;
  background: #FBF9F5;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

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

.rhythm-card {
  min-width: 0;
  padding: 22px;
  background: var(--card);
  border: 1px solid var(--line);
  border-top: 3px solid var(--brand);
  border-radius: var(--radius);
}

.rhythm-card:nth-child(2) {
  border-top-color: var(--c-sports);
}

.rhythm-title {
  font-size: 18px;
  line-height: 1.45;
  font-weight: 700;
  color: var(--ink);
}

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

.rhythm-steps {
  margin-top: 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  counter-reset: rhythm;
}

.rhythm-step {
  position: relative;
  padding-left: 28px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink);
}

.rhythm-step::before {
  counter-increment: rhythm;
  content: counter(rhythm);
  position: absolute;
  left: 0;
  top: 2px;
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: #EFEBE3;
  color: var(--brand);
  font-size: 12px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.rhythm-caution {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--ink-soft);
}

.faq-list {
  display: flex;
  flex-direction: column;
  margin-top: 20px;
  border-top: 1px solid var(--line);
}

.faq-item {
  border-bottom: 1px solid var(--line);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 52px;
  padding: 12px 4px;
  font-size: 15.5px;
  line-height: 1.6;
  font-weight: 700;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
}

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

.faq-question::after {
  content: "+";
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 400;
  color: var(--brand);
  line-height: 1;
}

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

.faq-question:hover {
  color: var(--brand);
}

.faq-answer {
  padding: 0 4px 16px;
}

.faq-answer p {
  max-width: 72ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.faq-answer a {
  color: var(--brand);
  text-decoration: underline;
}

/* --------------------------------------------------------------------------
   11. pages · 纠错反馈
   -------------------------------------------------------------------------- */

.page-container .feedback-scope,
.page-container .feedback-info,
.page-container .feedback-flow,
.page-container .feedback-followup {
  padding: 0 0 40px;
  margin-bottom: 40px;
  border-bottom: 1px solid var(--line);
}

.page-container .feedback-followup {
  border-bottom: 0;
  margin-bottom: 0;
}

.page-container .page-media {
  margin: 0 0 32px;
  aspect-ratio: 16 / 5;
}

.page-container .page-media img {
  aspect-ratio: 16 / 5;
}

.scope-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
  margin-top: 20px;
}

.scope-column {
  min-width: 0;
  padding: 20px;
  background: var(--card);
  border: 1px solid var(--line);
  border-top: 3px solid var(--c-daily);
  border-radius: var(--radius);
}

.scope-rejected {
  border-top-color: var(--c-school);
}

.scope-column-title {
  font-size: 17px;
  line-height: 1.5;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 12px;
}

.scope-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.scope-item {
  padding: 12px 14px;
  background: #FBF9F5;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}

.scope-item-name {
  display: block;
  font-size: 14.5px;
  line-height: 1.5;
  font-weight: 700;
  color: var(--ink);
}

.scope-item-text {
  margin-top: 3px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.info-list {
  display: flex;
  flex-direction: column;
  margin-top: 20px;
  border-top: 1px solid var(--line);
}

.info-row {
  display: grid;
  grid-template-columns: 44px 150px minmax(0, 1fr);
  gap: 16px;
  align-items: baseline;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.info-index {
  font-size: 14px;
  font-weight: 700;
  color: var(--brand);
  font-variant-numeric: tabular-nums;
}

.info-name {
  font-size: 15px;
  line-height: 1.6;
  font-weight: 700;
  color: var(--ink);
}

.info-text {
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.flow-steps {
  display: flex;
  flex-direction: column;
  margin-top: 20px;
  border-left: 1px solid var(--line-strong);
  padding-left: 24px;
}

.flow-step {
  position: relative;
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  gap: 4px 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.flow-step:last-child {
  border-bottom: 0;
}

.flow-step::before {
  content: "";
  position: absolute;
  left: -29px;
  top: 24px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--card);
  border: 2px solid var(--brand);
}

.flow-step-num {
  grid-column: 1;
  grid-row: 1 / span 3;
  font-size: 15px;
  font-weight: 700;
  color: var(--brand);
  font-variant-numeric: tabular-nums;
}

.flow-step-body {
  grid-column: 2;
  min-width: 0;
}

.flow-step-name {
  font-size: 15.5px;
  line-height: 1.5;
  font-weight: 700;
  color: var(--ink);
}

.flow-step-text {
  margin-top: 3px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.flow-step-check {
  grid-column: 2;
  margin-top: 6px;
  padding: 6px 12px;
  background: #FBF9F5;
  border-left: 3px solid var(--c-sports);
  border-radius: var(--radius-sm);
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.followup-body {
  margin-top: 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.followup-text {
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.followup-link {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  font-size: 13.5px;
  color: var(--brand);
  border-bottom: 1px solid var(--line-strong);
}

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

/* --------------------------------------------------------------------------
   12. pages · 404
   -------------------------------------------------------------------------- */

.error-main {
  display: block;
}

.error-inner {
  max-width: 720px;
  margin: 0 auto;
  padding: 72px var(--gutter) 0;
}

.error-code {
  font-size: 13px;
  font-weight: 700;
  color: var(--brand);
  font-variant-numeric: tabular-nums;
  margin-bottom: 8px;
}

.error-title {
  font-size: 28px;
  line-height: 1.35;
  font-weight: 700;
  color: var(--ink);
}

.error-text {
  margin-top: 12px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.error-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.error-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.error-links a {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  font-size: 14px;
  color: var(--brand);
  border-bottom: 1px solid var(--line-strong);
}

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

.error-note {
  margin-top: 24px;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.error-note a {
  color: var(--brand);
  text-decoration: underline;
}

/* --------------------------------------------------------------------------
   13. responsive
   -------------------------------------------------------------------------- */

@media (max-width: 1024px) {
  .header-inner {
    gap: 14px;
  }

  .nav-link {
    padding: 0 8px;
    font-size: 14px;
  }

  .hero-dashboard {
    grid-template-columns: minmax(0, 1fr) minmax(0, 300px);
    gap: 28px;
  }

  .hero-primary h1 {
    font-size: 30px;
  }

  .cover-grid,
  .guide-row,
  .check-steps,
  .method-grid,
  .note-list,
  .activity-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .step-col {
    padding: 0 0 0 18px;
  }

  .step-col:nth-child(odd) {
    padding-left: 0;
    border-left: 0;
  }

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

  .character-grid .character-col-lead {
    grid-column: 1 / -1;
  }

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

  .page-layout.works-layout,
  .archive-layout {
    grid-template-columns: minmax(0, 1fr);
    gap: 32px;
  }

  .works-aside,
  .layout-aside {
    max-width: none;
  }

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

@media (max-width: 760px) {
  :root {
    --gutter: 18px;
  }

  body.site-body {
    font-size: 15px;
  }

  .header-inner {
    height: 60px;
    gap: 12px;
  }

  .brand {
    font-size: 17px;
  }

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

  .site-nav {
    position: absolute;
    left: 0;
    right: 0;
    top: 60px;
    justify-content: flex-start;
    background: var(--card);
    border-bottom: 1px solid var(--line);
    padding: 8px var(--gutter) 12px;
    box-shadow: 0 8px 18px rgba(34, 38, 43, .08);
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    gap: 0;
    display: none;
  }

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

  .nav-list > li {
    width: 100%;
  }

  .nav-link {
    width: 100%;
    height: 48px;
    padding: 0 12px 0 14px;
    border-bottom: 1px solid var(--line);
    border-left: 2px solid transparent;
    font-size: 15px;
  }

  .nav-link.is-current {
    border-bottom-color: var(--line);
    border-left-color: var(--brand);
  }

  .breadcrumb {
    padding-top: 16px;
  }

  .page-header {
    padding-top: 10px;
  }

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

  .page-head {
    padding: 14px 0 24px;
    margin-bottom: 28px;
  }

  .hero-dashboard {
    grid-template-columns: minmax(0, 1fr);
    gap: 28px;
    padding-top: 24px;
  }

  .hero-primary h1 {
    font-size: 25px;
  }

  .hero-dashboard .content-media-primary {
    grid-column: 1;
    aspect-ratio: 16 / 9;
  }

  .hero-dashboard .content-media-primary img {
    aspect-ratio: 16 / 9;
  }

  .alpha-list {
    display: flex;
    overflow-x: auto;
    gap: 10px;
    padding-bottom: 6px;
    scrollbar-width: thin;
  }

  .alpha-item {
    flex: 0 0 180px;
  }

  .cover-grid,
  .guide-row,
  .check-steps,
  .method-grid,
  .note-list,
  .activity-list,
  .character-grid,
  .groups-grid,
  .legend-notes,
  .rhythm-columns,
  .scope-columns,
  .question-list {
    grid-template-columns: minmax(0, 1fr);
  }

  .character-grid .character-col-lead {
    grid-column: auto;
  }

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

  .step-col,
  .step-col:nth-child(odd) {
    padding: 16px 0;
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .step-col:first-child {
    border-top: 0;
    padding-top: 0;
  }

  .rank-row {
    grid-template-columns: 32px minmax(0, 1fr);
    gap: 4px 12px;
  }

  .rank-row .tag {
    grid-column: 2;
    justify-self: start;
  }

  .timeline {
    padding-left: 16px;
  }

  .timeline-item,
  .timeline-list .timeline-item {
    grid-template-columns: minmax(0, 1fr);
    gap: 4px;
  }

  .timeline-item::before {
    left: -21px;
    top: 22px;
  }

  .timeline-list .timeline-item::before {
    left: -21px;
  }

  .timeline-item .tag,
  .timeline-list .timeline-item .type-tag {
    justify-self: start;
    margin-top: 6px;
  }

  .archive-row {
    grid-template-columns: minmax(0, 1fr);
    grid-template-areas:
      "title"
      "desc"
      "link";
    gap: 6px;
  }

  .archive-link {
    justify-self: start;
  }

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

  .character-card .character-media {
    aspect-ratio: 16 / 9;
  }

  .character-card .character-media img {
    aspect-ratio: 16 / 9;
  }

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

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

  .legend-figure {
    aspect-ratio: 16 / 9;
  }

  .legend-figure img {
    aspect-ratio: 16 / 9;
  }

  .info-row {
    grid-template-columns: 32px minmax(0, 1fr);
    gap: 2px 12px;
  }

  .info-text {
    grid-column: 2;
  }

  .flow-step {
    grid-template-columns: 28px minmax(0, 1fr);
  }

  .archive-layout {
    gap: 28px;
  }

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

  .archive-meta {
    grid-column: 1;
    grid-row: auto;
    justify-self: start;
  }

  .month-desc {
    text-align: left;
  }

  .topic-hero,
  .characters-intro .characters-figure,
  .media-figure,
  .works-figure,
  .archive-figure,
  .page-container .page-media {
    aspect-ratio: 16 / 9;
  }

  .topic-hero img,
  .characters-intro .characters-figure img,
  .media-figure img,
  .works-figure img,
  .archive-figure img,
  .page-container .page-media img {
    aspect-ratio: 16 / 9;
  }

  .boundary-bar {
    flex-direction: column;
    align-items: flex-start;
  }

  .boundary-text {
    flex: 1 1 auto;
  }

  .footer-inner {
    padding: 32px var(--gutter) 22px;
  }

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

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }

  .error-inner {
    padding-top: 48px;
  }

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

@media (max-width: 480px) {
  :root {
    --gutter: 14px;
  }

  .hero-primary h1 {
    font-size: 22px;
  }

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

  .hero-actions .btn {
    width: 100%;
  }

  .pick-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .page-title {
    font-size: 20px;
  }

  .block-title,
  .section-title,
  .works-questions > h2,
  .works-main > h2,
  .works-check > h2,
  .works-aside > h2 {
    font-size: 19px;
  }

  .next-bar,
  .next-entry,
  .next-step {
    padding: 18px;
  }

  .next-link,
  .next-entry-link {
    width: 100%;
    justify-content: center;
  }

  .question-item {
    grid-template-columns: 26px minmax(0, 1fr);
    padding: 14px;
  }

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

  .flow-step-num {
    grid-column: 1;
    grid-row: auto;
  }

  .flow-step-body,
  .flow-step-check {
    grid-column: 1;
  }

  .info-row {
    grid-template-columns: minmax(0, 1fr);
    gap: 2px;
  }

  .info-text {
    grid-column: 1;
  }

  .compare-table th,
  .compare-table td {
    padding: 10px;
    font-size: 13.5px;
  }

  .works-aside,
  .layout-aside {
    padding: 16px;
  }

  .faq-question {
    font-size: 15px;
  }
}