:root {
  --ink: #1b1b1f;
  --ink-soft: #3a3a40;
  --paper: #f7f5f2;
  --paper-raised: #ffffff;
  --line: #d8d4cd;
  --line-soft: #e7e3dc;
  --muted: #6f6b66;
  --red: #c8362f;
  --red-soft: #f3e2e0;
  --radius: 6px;
  --radius-sm: 4px;
  --shell: 1120px;
  --text-col: 760px;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans CJK SC",
    sans-serif;
}

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

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

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

.site-body {
  margin: 0;
  background-color: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
}

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

.site-body p {
  margin: 0;
}

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

.site-body dl,
.site-body dd {
  margin: 0;
}

.site-body figure {
  margin: 0;
}

.site-body img {
  display: block;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-sm);
  background-color: var(--line-soft);
}

.site-body a {
  color: var(--ink);
  text-decoration: none;
  transition: color 0.18s ease;
}

.site-body a:hover,
.site-body a:focus-visible {
  color: var(--red);
}

.site-body a:focus-visible {
  outline: 2px solid var(--red);
  outline-offset: 2px;
}

.site-body table {
  border-collapse: collapse;
  width: 100%;
}

.site-body time {
  font-variant-numeric: tabular-nums;
}

/* ==========================================================================
   layout：全站外壳
   ========================================================================== */

.fact-bar {
  background-color: var(--ink);
  color: var(--paper);
}

.fact-text {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 8px 24px;
  font-size: 13px;
  line-height: 1.6;
  color: #e9e5df;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  background-color: var(--paper);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px 28px;
  max-width: var(--shell);
  margin: 0 auto;
  padding: 16px 24px;
}

.brand {
  flex: 0 0 auto;
  font-size: 21px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--ink);
}

.brand::after {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  margin-left: 7px;
  vertical-align: 2px;
  border-radius: 50%;
  background-color: var(--red);
}

.nav-toggle {
  display: none;
  margin-left: auto;
  padding: 10px 14px;
  min-height: 44px;
  font: inherit;
  font-size: 14px;
  color: var(--ink);
  background-color: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.nav-toggle:hover {
  border-color: var(--red);
  color: var(--red);
}

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

.nav-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px 26px;
}

.nav-list li {
  display: block;
}

.nav-link {
  position: relative;
  display: inline-block;
  padding: 6px 0;
  font-size: 15px;
  color: var(--ink-soft);
  border-bottom: 2px solid transparent;
}

.nav-link:hover,
.nav-link:focus-visible {
  color: var(--ink);
  font-weight: 600;
  border-bottom-color: var(--red);
}

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

.site-main {
  display: block;
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 24px 72px;
}

.inner-main {
  padding-top: 22px;
}

.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 13px;
  color: var(--muted);
}

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

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

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

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

.page-header {
  max-width: var(--text-col);
  margin: 0 0 40px;
  padding: 26px 0 0;
}

.page-title {
  font-size: 34px;
  font-weight: 700;
  color: var(--ink);
}

.page-description {
  margin-top: 14px;
  font-size: 16px;
  color: var(--ink-soft);
}

.page-description a {
  color: var(--red);
  border-bottom: 1px solid var(--red-soft);
}

.site-footer {
  background-color: var(--paper-raised);
  border-top: 1px solid var(--line);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 28px 60px;
  max-width: var(--shell);
  margin: 0 auto;
  padding: 44px 24px 30px;
}

.footer-about {
  flex: 1 1 240px;
  max-width: 340px;
}

.footer-brand {
  font-size: 19px;
  font-weight: 700;
  color: var(--ink);
}

.footer-slogan {
  margin-top: 10px;
  font-size: 14px;
  color: var(--muted);
}

.footer-nav {
  display: flex;
  flex: 2 1 420px;
  flex-wrap: wrap;
  gap: 28px 56px;
}

.footer-group {
  min-width: 150px;
}

.footer-group-title {
  margin-bottom: 12px;
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
  letter-spacing: 0.04em;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 9px;
}

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

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

.footer-bottom {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 16px 24px 26px;
  border-top: 1px solid var(--line-soft);
}

.footer-copy {
  font-size: 13px;
  color: var(--muted);
}

/* ==========================================================================
   components：通用标题与链接
   ========================================================================== */

.section-head {
  margin-bottom: 22px;
}

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

.section-title::before {
  content: "";
  display: inline-block;
  width: 4px;
  height: 15px;
  margin-right: 9px;
  vertical-align: -1px;
  background-color: var(--red);
  border-radius: 1px;
}

.section-desc,
.section-intro,
.section-lead,
.section-note {
  margin-top: 10px;
  font-size: 15px;
  color: var(--muted);
}

.section-desc a,
.section-intro a,
.section-lead a,
.section-note a,
.text-link {
  color: var(--red);
  border-bottom: 1px solid var(--red-soft);
}

.section-desc a:hover,
.section-lead a:hover,
.section-note a:hover,
.text-link:hover {
  border-bottom-color: var(--red);
}

.section-note {
  margin-top: 12px;
}

.section-note a {
  margin-right: 12px;
}

/* ==========================================================================
   pages：首页
   ========================================================================== */

.home-main {
  padding-top: 0;
}

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

.anchor-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 24px;
  padding: 12px 0;
}

.anchor-link {
  display: inline-block;
  padding: 4px 0;
  font-size: 14px;
  color: var(--muted);
}

.anchor-link:hover {
  color: var(--red);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 400px);
  gap: 44px;
  align-items: start;
  padding: 48px 0 52px;
  border-bottom: 1px solid var(--line);
}

.hero-copy {
  max-width: 620px;
}

.hero-kicker {
  font-size: 13px;
  font-weight: 600;
  color: var(--red);
  letter-spacing: 0.06em;
}

.hero-title {
  margin-top: 12px;
  font-size: 34px;
  font-weight: 700;
  color: var(--ink);
}

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

.hero-note {
  margin-top: 12px;
  font-size: 14px;
  color: var(--muted);
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 20px;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
}

.btn-primary {
  color: var(--paper);
  background-color: var(--ink);
  border-color: var(--ink);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  color: var(--paper);
  background-color: var(--red);
  border-color: var(--red);
}

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

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

.hero-media {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background-color: var(--paper-raised);
  padding: 14px 14px 12px;
}

.hero-media img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  border-radius: var(--radius-sm);
}

.hero-caption {
  margin-top: 12px;
  font-size: 13px;
  color: var(--muted);
}

.genre-overview,
.entry-sample,
.update-log,
.ranking-picks,
.guide-feedback,
.site-index {
  padding: 48px 0;
  border-bottom: 1px solid var(--line);
}

.site-index {
  border-bottom: 0;
}

.genre-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.genre-cell {
  padding: 18px;
  background-color: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color 0.18s ease;
}

.genre-cell:hover {
  border-color: var(--red);
}

.genre-cell .genre-name {
  font-size: 17px;
  font-weight: 700;
  color: var(--ink);
}

.genre-cell .genre-scope {
  margin-top: 8px;
  font-size: 14px;
  color: var(--muted);
}

.genre-items {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px dashed var(--line);
}

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

.genre-items a::before {
  content: "—";
  margin-right: 6px;
  color: var(--line);
}

.genre-items a:hover {
  color: var(--red);
}

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

.entry-row {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 20px;
  align-items: center;
  padding: 16px 0;
  border-bottom: 1px solid var(--line-soft);
}

.entry-thumb img {
  width: 96px;
  height: 128px;
  object-fit: cover;
  border-radius: var(--radius-sm);
}

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

.entry-body .entry-name {
  font-size: 17px;
  font-weight: 700;
  color: var(--ink);
}

.entry-meta {
  margin-top: 7px;
  font-size: 14px;
  color: var(--ink-soft);
}

.meta-label {
  display: inline-block;
  min-width: 68px;
  margin-right: 8px;
  font-size: 13px;
  color: var(--red);
}

.update-list {
  border-top: 1px solid var(--line);
}

.update-row {
  display: grid;
  grid-template-columns: 108px minmax(0, 1fr) 130px 88px;
  gap: 18px;
  align-items: center;
  padding: 13px 0;
  border-bottom: 1px solid var(--line-soft);
  font-size: 14px;
}

.update-date {
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}

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

.update-genre {
  color: var(--muted);
}

.update-state {
  justify-self: start;
  padding: 2px 10px;
  font-size: 13px;
  color: var(--red);
  background-color: var(--red-soft);
  border-radius: 999px;
  white-space: nowrap;
}

.ranking-picks {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 44px;
}

.ranking-col,
.picks-col {
  min-width: 0;
}

.rank-list {
  border-top: 1px solid var(--line);
}

.rank-row {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) 128px;
  gap: 14px;
  align-items: baseline;
  padding: 12px 0;
  border-bottom: 1px solid var(--line-soft);
  font-size: 14px;
}

.rank-num {
  font-size: 15px;
  font-weight: 700;
  color: var(--red);
  font-variant-numeric: tabular-nums;
}

.rank-row .rank-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
}

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

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

.pick-card {
  padding: 16px 18px;
  background-color: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

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

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

.pick-tag {
  margin-top: 10px;
  font-size: 13px;
  color: var(--red);
}

.guide-feedback {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 44px;
}

.guide-col,
.feedback-col {
  min-width: 0;
}

.field-brief {
  display: grid;
  grid-template-columns: 128px minmax(0, 1fr);
  gap: 10px 18px;
  padding: 18px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line-soft);
}

.field-brief dt {
  font-size: 13px;
  color: var(--red);
}

.field-brief dd {
  font-size: 14px;
  color: var(--ink-soft);
}

.guide-more,
.feedback-more {
  margin-top: 16px;
  font-size: 14px;
}

.feedback-steps {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 18px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line-soft);
}

.feedback-step {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  font-size: 14px;
  color: var(--ink-soft);
}

.feedback-step .step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  font-size: 13px;
  font-weight: 700;
  color: var(--red);
  background-color: var(--red-soft);
  border-radius: 50%;
}

.index-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 18px;
}

.index-cell {
  padding: 18px;
  background-color: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.index-cell:hover {
  border-color: var(--red);
}

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

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

.index-name a:hover {
  color: var(--red);
}

.index-desc {
  margin-top: 8px;
  font-size: 13px;
  color: var(--muted);
}

/* ==========================================================================
   pages：题材分类
   ========================================================================== */

.genre-groups {
  padding-bottom: 44px;
  border-bottom: 1px solid var(--line);
}

.genre-block {
  display: grid;
  grid-template-columns: minmax(0, 340px) minmax(0, 1fr);
  gap: 32px;
  padding: 26px 0;
  border-top: 1px solid var(--line-soft);
}

.genre-info {
  min-width: 0;
}

.genre-info .genre-name {
  font-size: 19px;
  font-weight: 700;
  color: var(--ink);
}

.genre-info .genre-scope {
  margin-top: 10px;
  font-size: 14px;
  color: var(--muted);
}

.genre-note {
  margin-top: 10px;
  font-size: 14px;
  color: var(--muted);
}

.genre-samples {
  min-width: 0;
}

.genre-samples-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
  letter-spacing: 0.04em;
}

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

.sample-item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 16px;
  padding: 10px 14px;
  background-color: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  font-size: 14px;
}

.sample-name {
  font-weight: 600;
  color: var(--ink);
}

.sample-field {
  font-size: 13px;
  color: var(--muted);
}

.genre-cover {
  padding: 44px 0;
  border-bottom: 1px solid var(--line);
}

.cover-figure {
  max-width: 720px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background-color: var(--paper-raised);
  padding: 14px;
}

.cover-figure img {
  width: 100%;
  height: 340px;
  object-fit: cover;
  border-radius: var(--radius-sm);
}

.cover-caption {
  margin-top: 12px;
  font-size: 13px;
  color: var(--muted);
}

.genre-relation {
  padding: 44px 0 0;
}

.relation-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 36px;
  margin-top: 18px;
}

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

.relation-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--ink);
}

.relation-text {
  margin-top: 10px;
  font-size: 15px;
  color: var(--ink-soft);
}

.relation-text a {
  color: var(--red);
  border-bottom: 1px solid var(--red-soft);
}

.relation-foot {
  margin-top: 22px;
  font-size: 14px;
}

.relation-foot a {
  color: var(--red);
  border-bottom: 1px solid var(--red-soft);
}

/* ==========================================================================
   pages：最近更新
   ========================================================================== */

.record-legend {
  padding-bottom: 36px;
  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 {
  min-width: 0;
  padding: 14px 16px;
  background-color: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}

.legend-key {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--red);
}

.legend-value {
  display: block;
  margin-top: 6px;
  font-size: 14px;
  color: var(--ink-soft);
}

.update-records {
  padding: 44px 0;
  border-bottom: 1px solid var(--line);
}

.record-list {
  margin-top: 20px;
  border-top: 1px solid var(--line);
}

.record-row {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  gap: 18px;
  align-items: center;
  padding: 14px 0;
  border-bottom: 1px solid var(--line-soft);
}

.record-thumb img {
  width: 64px;
  height: 84px;
  object-fit: cover;
  border-radius: var(--radius-sm);
}

.record-fields {
  display: grid;
  grid-template-columns: 108px minmax(0, 1fr) 132px 104px;
  gap: 16px;
  align-items: center;
  min-width: 0;
  font-size: 14px;
}

.record-date {
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}

.record-name {
  font-weight: 600;
  color: var(--ink);
}

.record-genre {
  color: var(--muted);
}

.record-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--ink-soft);
  white-space: nowrap;
}

.status-dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--red);
}

.reading-order {
  padding: 44px 0;
  border-bottom: 1px solid var(--line);
}

.order-steps {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 20px;
}

.order-step {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 16px;
  align-items: start;
}

.order-step .step-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  font-size: 13px;
  font-weight: 700;
  color: var(--red);
  background-color: var(--red-soft);
  border-radius: 50%;
}

.order-step .step-text {
  min-width: 0;
  font-size: 15px;
  color: var(--ink-soft);
}

.diff-note {
  padding: 44px 0 0;
}

.diff-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 36px;
  margin-top: 20px;
}

.diff-block {
  min-width: 0;
  padding: 18px 20px;
  background-color: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.diff-heading {
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
}

.diff-text {
  margin-top: 10px;
  font-size: 14px;
  color: var(--ink-soft);
}

.diff-tail {
  margin-top: 22px;
  font-size: 14px;
}

.diff-tail a {
  margin-right: 16px;
  color: var(--red);
  border-bottom: 1px solid var(--red-soft);
}

/* ==========================================================================
   pages：人气榜单
   ========================================================================== */

.page-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 380px);
  gap: 44px;
  align-items: start;
  padding-bottom: 44px;
  border-bottom: 1px solid var(--line);
}

.ranking-section {
  min-width: 0;
}

.ranking-list {
  margin-top: 20px;
  border-top: 1px solid var(--line);
}

.ranking-row {
  display: grid;
  grid-template-columns: 40px 72px minmax(0, 1fr) 92px;
  gap: 18px;
  align-items: center;
  padding: 14px 0;
  border-bottom: 1px solid var(--line-soft);
}

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

.rank-cover img {
  width: 72px;
  height: 96px;
  object-fit: cover;
  border-radius: var(--radius-sm);
}

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

.rank-body .rank-name {
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
}

.rank-desc {
  margin-top: 6px;
  font-size: 14px;
  color: var(--muted);
}

.rank-tag {
  justify-self: start;
  padding: 2px 10px;
  font-size: 13px;
  color: var(--red);
  background-color: var(--red-soft);
  border-radius: 999px;
  white-space: nowrap;
}

.ranking-aside {
  display: flex;
  flex-direction: column;
  gap: 32px;
  min-width: 0;
}

.topic-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 18px;
}

.topic-card {
  padding: 16px 18px;
  background-color: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

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

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

.topic-meta {
  margin-top: 10px;
  font-size: 13px;
  color: var(--red);
}

.basis-body {
  margin-top: 16px;
  padding: 16px 18px;
  background-color: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.basis-body p {
  font-size: 14px;
  color: var(--ink-soft);
}

.basis-body p + p {
  margin-top: 10px;
}

.pairing-section {
  padding: 44px 0 0;
}

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

.pairing-card {
  min-width: 0;
  padding: 18px 20px;
  background-color: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

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

.pairing-desc {
  margin-top: 10px;
  font-size: 14px;
  color: var(--ink-soft);
}

.pairing-link {
  margin-top: 12px;
  font-size: 14px;
}

.pairing-link a {
  color: var(--red);
  border-bottom: 1px solid var(--red-soft);
}

/* ==========================================================================
   pages：阅读说明
   ========================================================================== */

.section {
  padding: 44px 0;
  border-bottom: 1px solid var(--line);
}

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

.field-figure {
  max-width: 720px;
  margin-top: 22px;
  padding: 14px;
  background-color: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.field-figure img {
  width: 100%;
  height: 320px;
  object-fit: cover;
  border-radius: var(--radius-sm);
}

.field-figure figcaption {
  margin-top: 12px;
  font-size: 13px;
  color: var(--muted);
}

.field-table {
  margin-top: 24px;
  background-color: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.field-table-caption {
  padding: 14px 18px;
  text-align: left;
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
  border-bottom: 1px solid var(--line);
}

.field-table th {
  padding: 12px 18px;
  text-align: left;
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
  background-color: #f1eee9;
  border-bottom: 1px solid var(--line);
}

.field-table td {
  padding: 14px 18px;
  vertical-align: top;
  font-size: 14px;
  border-bottom: 1px solid var(--line-soft);
}

.field-table tbody tr:last-child td {
  border-bottom: 0;
}

.field-table .field-name {
  width: 160px;
  font-weight: 600;
  color: var(--ink);
}

.field-table .field-desc {
  color: var(--ink-soft);
}

.judge-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  margin-top: 22px;
}

.judge-item {
  min-width: 0;
  padding: 18px 20px;
  background-color: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.judge-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
}

.judge-text {
  margin-top: 10px;
  font-size: 14px;
  color: var(--ink-soft);
}

.section-judge .section-note {
  margin-top: 20px;
}

.section-order .order-steps {
  margin-top: 22px;
}

.section-order .order-step .step-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
}

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

.feedback-flow {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
  margin-top: 22px;
}

.flow-item {
  min-width: 0;
  padding: 16px 18px;
  background-color: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.flow-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
}

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

.faq-block {
  margin-top: 34px;
}

.faq-heading {
  font-size: 18px;
  font-weight: 700;
  color: var(--ink);
}

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

.faq-item:first-of-type {
  margin-top: 16px;
  border-top: 1px solid var(--line);
}

.faq-question {
  position: relative;
  padding: 16px 40px 16px 0;
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
}

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

.faq-question::after {
  content: "+";
  position: absolute;
  right: 6px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 18px;
  color: var(--red);
}

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

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

.faq-answer {
  padding: 0 40px 18px 0;
}

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

.section-relate .relate-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

.relate-item a {
  display: inline-block;
  padding: 9px 16px;
  font-size: 14px;
  color: var(--ink-soft);
  background-color: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}

.relate-item a:hover {
  color: var(--red);
  border-color: var(--red);
}

/* ==========================================================================
   components：404
   ========================================================================== */

.error-main {
  display: flex;
  align-items: center;
  min-height: 60vh;
  padding-top: 40px;
}

.error-block {
  max-width: 620px;
}

.error-code {
  font-size: 15px;
  font-weight: 700;
  color: var(--red);
  letter-spacing: 0.08em;
}

.error-block h1 {
  margin-top: 12px;
  font-size: 34px;
  font-weight: 700;
  color: var(--ink);
}

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

.error-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.button-primary,
.button-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 20px;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
}

.button-primary {
  color: var(--paper);
  background-color: var(--ink);
  border-color: var(--ink);
}

.button-primary:hover,
.button-primary:focus-visible {
  color: var(--paper);
  background-color: var(--red);
  border-color: var(--red);
}

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

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

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

@media (max-width: 900px) {
  .header-inner {
    padding: 14px 20px;
  }

  .nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .site-nav {
    flex: 1 0 100%;
    margin-left: 0;
  }

  .nav-list {
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 6px 0 4px;
    border-top: 1px solid var(--line);
  }

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

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

  .nav-list li:last-child {
    border-bottom: 0;
  }

  .nav-link {
    display: flex;
    align-items: center;
    min-height: 44px;
    padding: 10px 2px;
    border-bottom: 0;
  }

  .nav-link:hover,
  .nav-link:focus-visible,
  .nav-link.is-current {
    border-bottom: 0;
  }

  .site-main {
    padding: 0 20px 56px;
  }

  .hero {
    grid-template-columns: minmax(0, 1fr);
    gap: 30px;
    padding: 36px 0 40px;
  }

  .hero-media {
    max-width: 420px;
  }

  .hero-media img {
    height: 360px;
  }

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

  .ranking-picks,
  .guide-feedback {
    grid-template-columns: minmax(0, 1fr);
    gap: 34px;
  }

  .genre-block {
    grid-template-columns: minmax(0, 1fr);
    gap: 16px;
  }

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

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

  .page-layout {
    grid-template-columns: minmax(0, 1fr);
    gap: 34px;
  }

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

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

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

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

  .footer-inner {
    padding: 36px 20px 26px;
  }

  .footer-bottom {
    padding: 14px 20px 22px;
  }
}

@media (max-width: 600px) {
  .site-body {
    font-size: 15px;
  }

  .fact-text {
    padding: 8px 16px;
    font-size: 12px;
  }

  .header-inner {
    gap: 10px 16px;
    padding: 12px 16px;
  }

  .brand {
    font-size: 19px;
  }

  .site-main {
    padding: 0 16px 48px;
  }

  .page-header {
    margin-bottom: 30px;
    padding-top: 20px;
  }

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

  .page-description {
    margin-top: 12px;
    font-size: 15px;
  }

  .section-title {
    font-size: 19px;
  }

  .section-title::before {
    height: 13px;
    margin-right: 7px;
  }

  .anchor-list {
    gap: 4px 18px;
    padding: 10px 0;
  }

  .hero {
    padding: 28px 0 32px;
  }

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

  .hero-media img {
    height: 300px;
  }

  .genre-overview,
  .entry-sample,
  .update-log,
  .ranking-picks,
  .guide-feedback,
  .site-index {
    padding: 34px 0;
  }

  .genre-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 14px;
  }

  .entry-row {
    grid-template-columns: 76px minmax(0, 1fr);
    gap: 14px;
    padding: 14px 0;
  }

  .entry-thumb img {
    width: 76px;
    height: 102px;
  }

  .meta-label {
    min-width: 62px;
    margin-right: 6px;
  }

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

  .update-date {
    grid-column: 1 / 2;
    font-size: 13px;
  }

  .update-name {
    grid-column: 1 / 2;
  }

  .update-genre {
    grid-column: 1 / 2;
    font-size: 13px;
  }

  .update-state {
    grid-column: 2 / 3;
    grid-row: 1 / 2;
    justify-self: end;
  }

  .rank-row {
    grid-template-columns: 28px minmax(0, 1fr);
    gap: 6px 12px;
    padding: 11px 0;
  }

  .rank-note {
    grid-column: 2 / 3;
  }

  .field-brief {
    grid-template-columns: minmax(0, 1fr);
    gap: 4px 0;
    padding: 16px 0;
  }

  .field-brief dd {
    margin-bottom: 10px;
  }

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

  .index-cell {
    padding: 14px;
  }

  .genre-groups,
  .genre-cover,
  .genre-relation,
  .record-legend,
  .update-records,
  .reading-order,
  .diff-note,
  .section,
  .pairing-section {
    padding-top: 32px;
    padding-bottom: 32px;
  }

  .genre-relation,
  .diff-note,
  .pairing-section {
    padding-bottom: 0;
  }

  .cover-figure img {
    height: 240px;
  }

  .legend-list {
    grid-template-columns: minmax(0, 1fr);
    gap: 12px;
    margin-top: 16px;
  }

  .record-row {
    grid-template-columns: 52px minmax(0, 1fr);
    gap: 14px;
    padding: 12px 0;
  }

  .record-thumb img {
    width: 52px;
    height: 70px;
  }

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

  .record-date,
  .record-name,
  .record-genre,
  .record-status {
    font-size: 13px;
  }

  .page-layout {
    padding-bottom: 32px;
  }

  .ranking-row {
    grid-template-columns: 30px 60px minmax(0, 1fr);
    gap: 12px;
    padding: 12px 0;
  }

  .rank-cover img {
    width: 60px;
    height: 80px;
  }

  .rank-tag {
    grid-column: 3 / 4;
    justify-self: start;
    margin-top: 4px;
  }

  .pairing-grid,
  .judge-list,
  .feedback-flow {
    grid-template-columns: minmax(0, 1fr);
    gap: 14px;
  }

  .field-table .field-name,
  .field-table .field-desc {
    display: block;
    width: auto;
  }

  .field-table thead {
    display: none;
  }

  .field-table td {
    padding: 10px 16px;
  }

  .field-table .field-name {
    padding-bottom: 0;
    border-bottom: 0;
  }

  .field-table .field-desc {
    padding-top: 2px;
  }

  .field-figure img {
    height: 220px;
  }

  .faq-question {
    padding: 14px 34px 14px 0;
  }

  .faq-answer {
    padding: 0 34px 16px 0;
  }

  .footer-inner {
    flex-direction: column;
    gap: 24px;
    padding: 30px 16px 22px;
  }

  .footer-about {
    max-width: none;
  }

  .footer-nav {
    gap: 24px 36px;
  }

  .footer-bottom {
    padding: 14px 16px 20px;
  }

  .error-block h1 {
    font-size: 26px;
  }
}