:root {
  --color-paper: #fbfaf7;
  --color-ink: #23211f;
  --color-ink-soft: #5b5751;
  --color-genre: #4f7f6b;
  --color-genre-soft: #e8f0ec;
  --color-issue: #c2703f;
  --color-issue-soft: #f7ebe2;
  --color-line: #e2ded6;
  --color-surface: #ffffff;
  --color-surface-alt: #f4f1eb;
  --font-sans: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  --radius-card: 8px;
  --radius-tag: 4px;
  --shadow-card: 0 1px 2px rgba(35, 33, 31, 0.05);
  --shadow-hover: 0 6px 16px rgba(35, 33, 31, 0.09);
  --container: 1120px;
}

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

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

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

body {
  margin: 0;
  background-color: var(--color-paper);
  color: var(--color-ink);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.8;
  font-variant-numeric: tabular-nums;
}

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

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

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

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

a:hover,
a:focus-visible {
  color: var(--color-genre);
}

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

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

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

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

/* ===== layout ===== */

.site-body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  background-color: rgba(251, 250, 247, 0.96);
  border-bottom: 1px solid var(--color-line);
}

.header-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 20px;
  min-height: 62px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-ink);
  letter-spacing: 0;
  white-space: nowrap;
}

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

.site-nav {
  display: flex;
  align-items: center;
}

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

.nav-item {
  display: block;
}

.nav-link {
  display: inline-block;
  padding: 10px 14px;
  font-size: 15px;
  color: var(--color-ink-soft);
  border-radius: var(--radius-tag);
  min-height: 44px;
  line-height: 24px;
}

.nav-link:hover,
.nav-link:focus-visible {
  color: var(--color-ink);
  background-color: var(--color-surface-alt);
}

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

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 11px 10px;
  background-color: transparent;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-tag);
  cursor: pointer;
  flex-direction: column;
  justify-content: space-between;
}

.nav-toggle-bar {
  display: block;
  height: 2px;
  width: 100%;
  background-color: var(--color-ink);
}

.site-main {
  flex: 1 0 auto;
  width: 100%;
}

.home-main {
  display: block;
}

.inner-main {
  max-width: var(--container);
  margin: 0 auto;
  padding: 24px 20px 56px;
}

.section {
  margin-top: 48px;
}

.section-head {
  margin-bottom: 20px;
}

.section-title {
  font-size: 22px;
  line-height: 1.5;
  font-weight: 700;
  color: var(--color-ink);
}

.section-desc,
.section-intro,
.section-lead {
  margin-top: 8px;
  font-size: 15px;
  color: var(--color-ink-soft);
  max-width: 780px;
}

.site-footer {
  margin-top: 56px;
  background-color: var(--color-surface-alt);
  border-top: 1px solid var(--color-line);
  color: var(--color-ink-soft);
}

.footer-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 36px 20px 24px;
  display: grid;
  grid-template-columns: minmax(220px, 1.4fr) repeat(3, minmax(150px, 1fr));
  gap: 28px;
}

.footer-brand-name {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-ink);
}

.footer-brand-desc {
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.7;
}

.footer-group-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: 10px;
}

.footer-list li {
  margin-bottom: 6px;
}

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

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

.footer-bottom {
  max-width: var(--container);
  margin: 0 auto;
  padding: 16px 20px 28px;
  border-top: 1px solid var(--color-line);
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  justify-content: space-between;
  font-size: 13px;
}

.footer-boundary,
.footer-copy {
  max-width: 720px;
}

/* ===== components ===== */

.fact-bar {
  background-color: var(--color-genre-soft);
  border-bottom: 1px solid var(--color-line);
}

.fact-bar-text {
  max-width: var(--container);
  margin: 0 auto;
  padding: 8px 20px;
  font-size: 13px;
  color: var(--color-genre);
}

.tag,
.genre-tag,
.date-tag {
  display: inline-block;
  padding: 1px 8px;
  font-size: 13px;
  line-height: 20px;
  border-radius: var(--radius-tag);
  background-color: var(--color-genre-soft);
  color: var(--color-genre);
  white-space: nowrap;
}

.date-tag {
  background-color: var(--color-issue-soft);
  color: var(--color-issue);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 18px;
  font-size: 15px;
  border-radius: var(--radius-card);
  border: 1px solid transparent;
  cursor: pointer;
}

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

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

.btn-secondary {
  background-color: var(--color-surface);
  border-color: var(--color-line);
  color: var(--color-ink);
}

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

.btn-ghost {
  background-color: transparent;
  border-color: transparent;
  color: var(--color-genre);
  padding-left: 4px;
  padding-right: 4px;
}

.btn-ghost:hover,
.btn-ghost:focus-visible {
  text-decoration: underline;
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  background-color: var(--color-surface);
}

.data-table {
  min-width: 640px;
  font-size: 14px;
}

.data-table caption {
  text-align: left;
  padding: 12px 16px 0;
  font-size: 13px;
  color: var(--color-ink-soft);
}

.data-table th,
.data-table td {
  padding: 12px 16px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--color-line);
}

.data-table thead th {
  background-color: var(--color-surface-alt);
  font-weight: 700;
  color: var(--color-ink);
  white-space: nowrap;
}

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

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

.data-table tbody tr:hover {
  background-color: rgba(79, 127, 107, 0.05);
}

.cell-num {
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.field-list {
  display: grid;
  grid-template-columns: minmax(120px, 180px) 1fr;
  gap: 0;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  overflow: hidden;
  background-color: var(--color-surface);
}

.field-name,
.field-desc {
  padding: 11px 16px;
  font-size: 14px;
  border-bottom: 1px solid var(--color-line);
}

.field-name {
  font-weight: 700;
  background-color: var(--color-surface-alt);
  color: var(--color-ink);
}

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

.field-list > dt:last-of-type,
.field-list > dd:last-of-type {
  border-bottom: 0;
}

.fields-more {
  margin-top: 12px;
  font-size: 14px;
}

.fields-more a {
  color: var(--color-genre);
}

.related-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 12px;
}

.related-item {
  display: block;
}

.related-link {
  display: block;
  padding: 14px 16px;
  background-color: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  min-height: 44px;
}

.related-link:hover,
.related-link:focus-visible {
  border-color: var(--color-genre);
  box-shadow: var(--shadow-hover);
}

.related-name {
  display: block;
  font-size: 15px;
  font-weight: 700;
  color: var(--color-ink);
}

.related-desc {
  display: block;
  margin-top: 4px;
  font-size: 13px;
  color: var(--color-ink-soft);
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--color-ink-soft);
  padding: 4px 0 12px;
}

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

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

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

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

.page-header {
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-line);
}

.page-title {
  font-size: 30px;
  line-height: 1.4;
  font-weight: 700;
  color: var(--color-ink);
}

.page-description {
  margin-top: 10px;
  font-size: 15px;
  color: var(--color-ink-soft);
  max-width: 780px;
}

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

.entry-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  padding: 12px;
  box-shadow: var(--shadow-card);
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.entry-card:hover,
.entry-card:focus-within {
  transform: translateY(-3px);
  border-color: var(--color-genre);
  box-shadow: var(--shadow-hover);
}

.entry-cover {
  margin: 0 0 10px;
  border-radius: var(--radius-tag);
  overflow: hidden;
  background-color: var(--color-surface-alt);
}

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

.entry-title {
  font-size: 16px;
  line-height: 1.5;
  font-weight: 700;
}

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

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

.entry-tags,
.entry-meta {
  margin-top: 8px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
}

.entry-date {
  font-size: 13px;
  color: var(--color-issue);
}

.media-figure,
.issue-figure,
.sequence-figure,
.field-figure,
.hero-figure {
  margin: 0;
}

.media-figure img,
.issue-figure img,
.sequence-figure img,
.field-figure img,
.hero-figure img {
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius-card);
  border: 1px solid var(--color-line);
  background-color: var(--color-surface-alt);
}

.media-figure figcaption,
.issue-figure figcaption,
.sequence-figure figcaption,
.field-figure figcaption,
.hero-figure figcaption {
  margin-top: 8px;
  font-size: 13px;
  color: var(--color-ink-soft);
}

/* ===== pages: index ===== */

.hero-section {
  max-width: var(--container);
  margin: 0 auto;
  padding: 36px 20px 0;
}

.hero-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(260px, 1fr);
  gap: 32px;
  align-items: start;
}

.hero-eyebrow {
  font-size: 13px;
  color: var(--color-genre);
  margin-bottom: 8px;
}

.hero-title {
  font-size: 30px;
  line-height: 1.4;
  font-weight: 700;
  color: var(--color-ink);
}

.hero-summary {
  margin-top: 14px;
  font-size: 16px;
  color: var(--color-ink-soft);
  max-width: 620px;
}

.hero-actions {
  margin-top: 22px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.hero-side {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.issue-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-line);
  border-left: 4px solid var(--color-issue);
  border-radius: var(--radius-card);
  padding: 18px;
  box-shadow: var(--shadow-card);
}

.issue-label {
  font-size: 13px;
  color: var(--color-issue);
}

.issue-number {
  margin-top: 4px;
  font-size: 24px;
  font-weight: 700;
  color: var(--color-ink);
}

.issue-meta {
  margin-top: 14px;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 6px 14px;
  font-size: 14px;
}

.issue-meta dt {
  color: var(--color-ink-soft);
}

.issue-meta dd {
  color: var(--color-ink);
}

.genre-jump {
  background-color: var(--color-surface-alt);
  border-radius: var(--radius-card);
  padding: 14px 18px;
}

.genre-jump-label {
  font-size: 13px;
  color: var(--color-ink-soft);
  margin-bottom: 8px;
}

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

.genre-jump-list li a,
.genre-chip {
  display: inline-block;
  padding: 5px 12px;
  font-size: 13px;
  border-radius: var(--radius-tag);
  background-color: var(--color-surface);
  border: 1px solid var(--color-line);
  color: var(--color-genre);
  min-height: 32px;
  line-height: 20px;
}

.genre-jump-list li a:hover,
.genre-jump-list li a:focus-visible {
  border-color: var(--color-genre);
}

.hero-figure {
  margin-top: 28px;
}

.hero-figure img {
  aspect-ratio: 21 / 9;
}

.genre-overview .table-wrap,
.entry-gallery,
.latest-updates,
.rank-and-fields,
.path-guide,
.site-index {
  max-width: var(--container);
  margin-left: auto;
  margin-right: auto;
  padding-left: 20px;
  padding-right: 20px;
}

.genre-table th:first-child,
.genre-table td:first-child {
  width: 18%;
}

.update-groups {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 18px;
}

.update-group {
  background-color: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  padding: 16px 18px;
}

.update-date {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-issue);
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-line);
}

.update-list {
  margin-top: 8px;
}

.update-item {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 7px 0;
  font-size: 14px;
}

.update-link {
  color: var(--color-ink);
}

.update-link:hover,
.update-link:focus-visible {
  color: var(--color-genre);
}

.update-note {
  font-size: 13px;
  color: var(--color-ink-soft);
}

.rank-fields-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  gap: 28px;
  align-items: start;
}

.rank-list {
  margin-top: 16px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  background-color: var(--color-surface);
  overflow: hidden;
}

.rank-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 16px;
  border-bottom: 1px solid var(--color-line);
  font-size: 14px;
}

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

.rank-index {
  flex: 0 0 auto;
  width: 26px;
  height: 26px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  border-radius: 50%;
  background-color: var(--color-surface-alt);
  color: var(--color-ink-soft);
}

.rank-item:nth-child(-n + 3) .rank-index {
  background-color: var(--color-issue-soft);
  color: var(--color-issue);
}

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

.rank-link:hover,
.rank-link:focus-visible {
  color: var(--color-genre);
}

.fields-column {
  background-color: var(--color-surface-alt);
  border-radius: var(--radius-card);
  padding: 18px;
}

.fields-column .field-list {
  margin-top: 16px;
  background-color: var(--color-surface);
}

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

.step-item {
  background-color: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  padding: 18px;
}

.step-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background-color: var(--color-genre-soft);
  color: var(--color-genre);
  font-size: 14px;
  font-weight: 700;
}

.step-title {
  margin-top: 10px;
  font-size: 18px;
  font-weight: 700;
  color: var(--color-ink);
}

.step-desc {
  margin-top: 6px;
  font-size: 14px;
  color: var(--color-ink-soft);
}

.step-link {
  display: inline-block;
  margin-top: 10px;
  font-size: 14px;
  color: var(--color-genre);
  min-height: 44px;
  line-height: 44px;
}

.step-link:hover,
.step-link:focus-visible {
  text-decoration: underline;
}

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

.path-note a {
  color: var(--color-genre);
}

.index-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 16px;
}

.index-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  padding: 18px;
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.index-card:hover,
.index-card:focus-within {
  transform: translateY(-3px);
  border-color: var(--color-genre);
  box-shadow: var(--shadow-hover);
}

.index-title {
  font-size: 17px;
  font-weight: 700;
}

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

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

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

/* ===== pages: zhuanti ===== */

.topic-list {
  display: grid;
  gap: 14px;
}

.topic-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-line);
  border-left: 4px solid var(--color-genre);
  border-radius: var(--radius-card);
  padding: 18px 20px;
}

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

.topic-angle {
  margin-top: 8px;
  font-size: 14px;
  color: var(--color-ink-soft);
  max-width: 760px;
}

.topic-tags {
  margin-top: 10px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.topic-count {
  margin-top: 8px;
  font-size: 13px;
  color: var(--color-issue);
}

.topic-genre-table th:first-child,
.topic-genre-table td:first-child {
  width: 24%;
}

.sequence-list {
  margin-top: 18px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.sequence-item {
  display: block;
}

.sequence-item .entry-card img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  border-radius: var(--radius-tag);
  margin-bottom: 10px;
  background-color: var(--color-surface-alt);
}

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

.extend-item a {
  display: block;
  padding: 14px 16px;
  background-color: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  font-size: 15px;
  color: var(--color-ink);
  min-height: 44px;
}

.extend-item a:hover,
.extend-item a:focus-visible {
  border-color: var(--color-genre);
  color: var(--color-genre);
}

/* ===== pages: wangqi ===== */

.issue-table th:first-child,
.issue-table td:first-child {
  width: 20%;
}

.date-group-list {
  display: grid;
  gap: 16px;
}

.date-group {
  background-color: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  padding: 16px 18px;
}

.date-group-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-line);
}

.date-group-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-issue);
}

.date-group-count {
  font-size: 13px;
  color: var(--color-ink-soft);
}

.date-group-items {
  margin-top: 6px;
}

.date-group-item {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 8px 0;
  font-size: 14px;
  border-bottom: 1px dashed var(--color-line);
}

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

.issue-no {
  font-weight: 700;
  color: var(--color-ink);
}

.item-note {
  font-size: 13px;
  color: var(--color-ink-soft);
}

.issue-figure {
  margin-top: 22px;
}

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

.section-field-notes .field-list {
  margin-top: 16px;
}

/* ===== pages: zuozhe ===== */

.author-intro {
  margin-top: 28px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.35fr);
  gap: 28px;
  align-items: start;
}

.author-intro-media {
  min-width: 0;
}

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

.author-intro-text {
  min-width: 0;
}

.author-intro-text p {
  margin-top: 12px;
  font-size: 15px;
  color: var(--color-ink-soft);
}

.author-intro-text p a {
  color: var(--color-genre);
}

.author-intro-list {
  margin-top: 14px;
  display: grid;
  gap: 8px;
}

.author-intro-list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  color: var(--color-ink-soft);
}

.author-intro-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--color-genre);
}

.author-index {
  margin-top: 48px;
}

.author-index-list {
  margin-top: 16px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 14px;
}

.author-index-item {
  background-color: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  padding: 16px 18px;
}

.author-index-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

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

.author-index-meta {
  margin-top: 10px;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 6px 14px;
  font-size: 14px;
}

.author-index-meta dt {
  color: var(--color-ink-soft);
}

.author-index-meta dd {
  color: var(--color-ink);
}

.author-index-meta dd.num {
  font-variant-numeric: tabular-nums;
  color: var(--color-issue);
}

.author-matrix {
  margin-top: 48px;
}

.author-matrix-table {
  margin-top: 16px;
}

.author-matrix-table th:first-child,
.author-matrix-table td:first-child {
  width: 22%;
}

.author-works {
  margin-top: 48px;
}

.work-grid {
  margin-top: 16px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.work-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  padding: 12px;
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.work-card:hover,
.work-card:focus-within {
  transform: translateY(-3px);
  border-color: var(--color-genre);
  box-shadow: var(--shadow-hover);
}

.work-figure {
  margin: 0 0 10px;
  border-radius: var(--radius-tag);
  overflow: hidden;
  background-color: var(--color-surface-alt);
}

.work-figure img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
}

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

.work-meta {
  margin-top: 8px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
}

.field-notes {
  margin-top: 48px;
}

.field-notes .field-list {
  margin-top: 16px;
}

.related-links {
  margin-top: 48px;
}

.related-links .related-list {
  margin-top: 16px;
}

/* ===== pages: shuoming ===== */

.field-figure {
  margin-bottom: 20px;
}

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

.field-table {
  min-width: 0;
}

.field-table th:first-child,
.field-table td:first-child {
  width: 26%;
  font-weight: 700;
}

.genre-criteria-list {
  margin-top: 16px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
}

.genre-criteria-item {
  background-color: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  padding: 16px 18px;
}

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

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

.section-note {
  margin-top: 14px;
  font-size: 14px;
  color: var(--color-ink-soft);
}

.section-note a {
  color: var(--color-genre);
  margin-right: 12px;
}

.path-steps {
  margin-top: 16px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
  counter-reset: path-step;
}

.path-step {
  background-color: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  padding: 18px;
}

.path-step-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background-color: var(--color-genre-soft);
  color: var(--color-genre);
  font-size: 14px;
  font-weight: 700;
}

.path-step-title {
  margin-top: 10px;
  font-size: 18px;
  font-weight: 700;
  color: var(--color-ink);
}

.path-step-text {
  margin-top: 6px;
  font-size: 14px;
  color: var(--color-ink-soft);
}

.path-step-link {
  display: inline-block;
  margin-top: 10px;
  font-size: 14px;
  color: var(--color-genre);
  min-height: 44px;
  line-height: 44px;
}

.path-step-link:hover,
.path-step-link:focus-visible {
  text-decoration: underline;
}

.boundary-layout {
  margin-top: 16px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 18px;
}

.boundary-column {
  background-color: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  padding: 18px;
}

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

.boundary-list {
  margin-top: 10px;
  display: grid;
  gap: 8px;
}

.boundary-list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  color: var(--color-ink-soft);
}

.boundary-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--color-issue);
}

.boundary-subtitle {
  margin-top: 24px;
  font-size: 17px;
  font-weight: 700;
  color: var(--color-ink);
}

.boundary-text {
  margin-top: 8px;
  font-size: 15px;
  color: var(--color-ink-soft);
  max-width: 780px;
}

.faq-list {
  margin-top: 16px;
  display: grid;
  gap: 10px;
}

.faq-item {
  background-color: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  padding: 0 18px;
}

.faq-question {
  padding: 14px 0;
  font-size: 16px;
  font-weight: 700;
  color: var(--color-ink);
  cursor: pointer;
  min-height: 44px;
  list-style: none;
}

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

.faq-question::after {
  content: "+";
  float: right;
  color: var(--color-genre);
  font-weight: 700;
}

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

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

.faq-answer {
  padding: 0 0 16px;
  font-size: 15px;
  color: var(--color-ink-soft);
  border-top: 1px solid var(--color-line);
  padding-top: 12px;
}

/* ===== pages: 404 ===== */

.error-main {
  max-width: var(--container);
  margin: 0 auto;
  padding: 56px 20px;
}

.error-hero {
  max-width: 640px;
}

.error-code {
  font-size: 15px;
  color: var(--color-issue);
}

.error-hero h1 {
  margin-top: 8px;
  font-size: 30px;
  line-height: 1.4;
  font-weight: 700;
  color: var(--color-ink);
}

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

.error-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 20px;
  min-height: 44px;
  padding: 10px 20px;
  border-radius: var(--radius-card);
  background-color: var(--color-ink);
  color: var(--color-paper);
  font-size: 15px;
}

.error-action:hover,
.error-action:focus-visible {
  background-color: var(--color-genre);
  color: var(--color-paper);
}

.error-paths {
  margin-top: 44px;
}

.error-paths h2 {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-ink);
}

.error-path-list {
  margin-top: 16px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 12px;
}

.error-path-item {
  background-color: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  padding: 14px 16px;
}

.error-path-item a {
  display: block;
  font-size: 15px;
  font-weight: 700;
  color: var(--color-ink);
  min-height: 32px;
}

.error-path-item a:hover,
.error-path-item a:focus-visible {
  color: var(--color-genre);
}

.error-path-item span {
  display: block;
  margin-top: 4px;
  font-size: 13px;
  color: var(--color-ink-soft);
}

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

@media (max-width: 960px) {
  .footer-inner {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (max-width: 768px) {
  .header-inner {
    flex-wrap: wrap;
    gap: 8px;
  }

  .nav-toggle {
    display: flex;
  }

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

  .nav-list {
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 6px 0 12px;
  }

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

  .nav-link {
    display: block;
    padding: 12px 8px;
  }

  .hero-section {
    padding-top: 24px;
  }

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

  .hero-title,
  .page-title,
  .error-hero h1 {
    font-size: 24px;
  }

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

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

  .rank-fields-layout {
    grid-template-columns: minmax(0, 1fr);
    gap: 22px;
  }

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

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

  .data-table {
    min-width: 0;
  }

  .data-table thead {
    display: none;
  }

  .data-table,
  .data-table tbody,
  .data-table tr,
  .data-table th,
  .data-table td {
    display: block;
    width: auto;
  }

  .data-table tr {
    padding: 12px 16px;
    border-bottom: 1px solid var(--color-line);
  }

  .data-table tr:last-child {
    border-bottom: 0;
  }

  .data-table th,
  .data-table td {
    padding: 4px 0;
    border-bottom: 0;
  }

  .data-table tbody th {
    font-size: 15px;
    margin-bottom: 4px;
  }

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

  .field-name {
    padding-bottom: 4px;
    border-bottom: 0;
  }

  .field-desc {
    padding-top: 0;
  }
}

@media (max-width: 560px) {
  .footer-inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 22px;
  }

  .footer-bottom {
    flex-direction: column;
  }

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

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

  .btn-ghost {
    justify-content: flex-start;
  }
}