:root {
  --c-primary: #1f4fd8;
  --c-primary-dark: #163aa0;
  --c-primary-soft: #e6ecfb;
  --c-accent: #12a37a;
  --c-accent-soft: #e2f6ee;
  --c-warn: #e8542f;
  --c-warn-soft: #fdece6;
  --c-text: #1c1f26;
  --c-text-sub: #5b6270;
  --c-text-mute: #8a91a0;
  --c-bg: #f5f7fa;
  --c-surface: #ffffff;
  --c-line: #e2e6ee;
  --c-line-strong: #c9d0dd;
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
  --container: 1180px;
  --gap-sm: 8px;
  --gap-md: 16px;
  --gap-lg: 24px;
  --gap-xl: 40px;
  --font-sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans CJK SC", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, "SFMono-Regular", "Menlo", "Consolas", "Liberation Mono", monospace;
  --shadow-sm: 0 1px 2px rgba(28, 31, 38, 0.06);
  --shadow-md: 0 2px 8px rgba(28, 31, 38, 0.08);
}

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

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

body {
  margin: 0;
  background: var(--c-bg);
  color: var(--c-text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

figure {
  margin: 0;
}

h1,
h2,
h3 {
  margin: 0;
  color: var(--c-text);
  line-height: 1.35;
  font-weight: 700;
}

p {
  margin: 0;
}

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

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

a:hover {
  color: var(--c-primary-dark);
}

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

button {
  font-family: inherit;
  cursor: pointer;
}

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

caption {
  text-align: left;
}

/* ============ layout ============ */
.site-header {
  background: var(--c-surface);
  border-bottom: 1px solid var(--c-line);
  position: sticky;
  top: 0;
  z-index: 40;
}

.header-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: var(--gap-lg);
  min-height: 64px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--c-text);
  font-weight: 700;
  font-size: 18px;
  flex-shrink: 0;
}

.brand:hover {
  color: var(--c-primary);
}

.brand-mark {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
  background: var(--c-primary);
  position: relative;
  flex-shrink: 0;
}

.brand-mark::before,
.brand-mark::after {
  content: "";
  position: absolute;
  inset: 0;
  margin: auto;
  width: 12px;
  height: 2px;
  background: #ffffff;
  border-radius: 1px;
}

.brand-mark::before {
  transform: rotate(45deg);
}

.brand-mark::after {
  transform: rotate(-45deg);
}

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

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

.nav-toggle-icon {
  display: block;
  width: 16px;
  height: 2px;
  background: var(--c-text);
  position: relative;
}

.nav-toggle-icon::before,
.nav-toggle-icon::after {
  content: "";
  position: absolute;
  left: 0;
  width: 16px;
  height: 2px;
  background: var(--c-text);
}

.nav-toggle-icon::before {
  top: -5px;
}

.nav-toggle-icon::after {
  top: 5px;
}

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

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

.nav-link {
  display: inline-flex;
  align-items: center;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  color: var(--c-text);
  font-size: 15px;
  font-weight: 500;
  line-height: 1.4;
  min-height: 44px;
}

.nav-link:hover {
  background: var(--c-primary-soft);
  color: var(--c-primary);
}

.nav-link.is-current {
  color: var(--c-primary);
  font-weight: 700;
  background: var(--c-primary-soft);
}

.site-main {
  display: block;
}

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

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

.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 13px;
  color: var(--c-text-sub);
  padding: 8px 0 4px;
}

.breadcrumb a {
  color: var(--c-text-sub);
}

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

.breadcrumb-sep {
  color: var(--c-text-mute);
}

.breadcrumb-current {
  color: var(--c-text);
  font-weight: 500;
}

.page-header {
  padding: 12px 0 24px;
  border-bottom: 1px solid var(--c-line);
  margin-bottom: 28px;
}

.page-title {
  font-size: 28px;
  font-weight: 700;
  color: var(--c-text);
  margin-bottom: 10px;
}

.page-description {
  color: var(--c-text-sub);
  font-size: 15px;
  max-width: 860px;
}

.page-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 32px;
  align-items: start;
}

.page-layout.sidebar-left {
  grid-template-columns: 260px minmax(0, 1fr);
}

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

.site-footer {
  background: var(--c-surface);
  border-top: 1px solid var(--c-line);
  margin-top: 40px;
}

.footer-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 36px 24px 28px;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 32px;
}

.footer-brand {
  min-width: 0;
}

.footer-logo {
  font-size: 18px;
  font-weight: 700;
  color: var(--c-text);
  margin-bottom: 6px;
}

.footer-slogan {
  font-size: 14px;
  color: var(--c-primary);
  margin-bottom: 10px;
}

.footer-desc {
  font-size: 13px;
  color: var(--c-text-sub);
  line-height: 1.7;
}

.footer-group {
  min-width: 0;
}

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

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

.footer-list a {
  color: var(--c-text-sub);
  font-size: 14px;
}

.footer-list a:hover {
  color: var(--c-primary);
}

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

.footer-note,
.footer-copy,
.foot {
  font-size: 12.5px;
  color: var(--c-text-mute);
  line-height: 1.7;
}

.footer-copy {
  margin-top: 6px;
}

/* ============ components ============ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 20px;
  border-radius: var(--radius-md);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.4;
  min-height: 44px;
  border: 1px solid transparent;
  transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.btn-primary {
  background: var(--c-primary);
  color: #ffffff;
}

.btn-primary:hover {
  background: var(--c-primary-dark);
  color: #ffffff;
}

.btn-ghost {
  background: var(--c-surface);
  color: var(--c-primary);
  border-color: var(--c-line-strong);
}

.btn-ghost:hover {
  border-color: var(--c-primary);
  background: var(--c-primary-soft);
  color: var(--c-primary-dark);
}

.tag {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  line-height: 1.6;
  font-weight: 500;
  white-space: nowrap;
}

.tag-genre {
  background: var(--c-primary-soft);
  color: var(--c-primary-dark);
}

.tag-status {
  background: var(--c-accent-soft);
  color: #0d7a5b;
}

.text-link {
  color: var(--c-primary);
  font-size: 14px;
  font-weight: 600;
}

.text-link:hover {
  color: var(--c-primary-dark);
  text-decoration: underline;
}

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

.section-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--c-text);
  margin-bottom: 8px;
}

.section-desc,
.section-intro,
.section-lead {
  font-size: 14.5px;
  color: var(--c-text-sub);
  line-height: 1.75;
  max-width: 860px;
}

.section-more {
  margin-top: 16px;
}

.section-footnote,
.section-note {
  margin-top: 16px;
  font-size: 13.5px;
  color: var(--c-text-sub);
}

.section-footnote a,
.section-note a {
  color: var(--c-primary);
}

.section-footnote a:hover,
.section-note a:hover {
  text-decoration: underline;
}

/* ============ pages: index ============ */
.site-intro {
  border-bottom: 1px solid var(--c-line);
}

.intro-text {
  font-size: 13.5px;
  color: var(--c-text-sub);
  padding: 10px 0;
}

.hero-index {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 40px;
  align-items: center;
  padding: 40px 0 48px;
  border-bottom: 1px solid var(--c-line);
}

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

.hero-title {
  font-size: 34px;
  font-weight: 700;
  color: var(--c-text);
  margin-bottom: 16px;
}

.hero-summary {
  font-size: 15.5px;
  color: var(--c-text-sub);
  line-height: 1.8;
  margin-bottom: 20px;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.tag-link {
  display: inline-flex;
  align-items: center;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  background: var(--c-surface);
  border: 1px solid var(--c-line-strong);
  color: var(--c-text);
  font-size: 13.5px;
  min-height: 36px;
}

.tag-link:hover {
  border-color: var(--c-primary);
  color: var(--c-primary);
  background: var(--c-primary-soft);
}

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

.hero-visual {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  box-shadow: var(--shadow-sm);
}

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

.hero-visual figcaption {
  padding: 10px 14px;
  font-size: 13px;
  color: var(--c-text-sub);
  border-top: 1px solid var(--c-line);
}

.genre-overview,
.cover-wall,
.update-record,
.rank-and-picks,
.guide-and-feedback,
.column-index {
  padding: 40px 0;
  border-bottom: 1px solid var(--c-line);
}

.genre-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.genre-card {
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.genre-card:hover {
  border-color: var(--c-primary);
  box-shadow: var(--shadow-sm);
}

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

.genre-desc {
  font-size: 13.5px;
  color: var(--c-text-sub);
  line-height: 1.7;
  flex: 1;
}

.genre-count {
  font-size: 12.5px;
  color: var(--c-text-mute);
  font-family: var(--font-mono);
}

.genre-entry {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--c-primary);
}

.genre-entry:hover {
  text-decoration: underline;
}

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

.cover-item {
  min-width: 0;
}

.cover-link {
  display: flex;
  flex-direction: column;
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  color: var(--c-text);
  transition: border-color 0.15s ease, box-shadow 0.15s ease, transform 0.15s ease;
}

.cover-link:hover {
  border-color: var(--c-primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  color: var(--c-text);
}

.cover-link img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  background: var(--c-primary-soft);
}

.cover-name {
  padding: 12px 14px 4px;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.4;
}

.cover-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 4px 14px 14px;
}

.update-list {
  display: flex;
  flex-direction: column;
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.update-row {
  display: grid;
  grid-template-columns: 108px minmax(0, 1fr) 88px 130px;
  gap: 16px;
  align-items: center;
  padding: 12px 18px;
  border-bottom: 1px solid var(--c-line);
  font-size: 14px;
}

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

.update-row:hover {
  background: var(--c-bg);
}

.update-date {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--c-text-sub);
}

.update-name {
  font-weight: 600;
  color: var(--c-text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.update-progress {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--c-accent);
  text-align: right;
}

.rank-and-picks {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
  gap: 32px;
  align-items: start;
}

.rank-column,
.picks-column,
.guide-column,
.feedback-column {
  min-width: 0;
}

.rank-list {
  display: flex;
  flex-direction: column;
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.rank-item {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  padding: 12px 16px;
  border-bottom: 1px solid var(--c-line);
}

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

.rank-item:hover {
  background: var(--c-bg);
}

.rank-no {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: var(--radius-sm);
  background: var(--c-warn-soft);
  color: var(--c-warn);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
}

.rank-name {
  font-size: 14.5px;
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.rank-note {
  grid-column: 2 / -1;
  font-size: 12.5px;
  color: var(--c-text-sub);
  line-height: 1.6;
}

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

.pick-item {
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-left: 3px solid var(--c-warn);
  border-radius: var(--radius-md);
  padding: 14px 16px;
}

.pick-name {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 6px;
}

.pick-scope {
  font-size: 13.5px;
  color: var(--c-text-sub);
  line-height: 1.7;
  margin-bottom: 6px;
}

.pick-ref {
  font-size: 12.5px;
  color: var(--c-text-mute);
}

.guide-and-feedback {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 32px;
  align-items: start;
}

.field-summary {
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  padding: 4px 18px;
}

.field-summary dt {
  font-size: 14px;
  font-weight: 700;
  color: var(--c-text);
  padding-top: 14px;
}

.field-summary dd {
  margin: 0;
  font-size: 13.5px;
  color: var(--c-text-sub);
  line-height: 1.7;
  padding-bottom: 14px;
  border-bottom: 1px dashed var(--c-line);
}

.field-summary dd:last-of-type {
  border-bottom: none;
}

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

.feedback-item {
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  font-size: 13.5px;
  color: var(--c-text-sub);
  line-height: 1.7;
}

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

.index-list {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 16px;
}

.index-item {
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  padding: 16px;
  min-width: 0;
  transition: border-color 0.15s ease;
}

.index-item:hover {
  border-color: var(--c-primary);
}

.index-link {
  display: inline-block;
  font-size: 15px;
  font-weight: 700;
  color: var(--c-primary);
  margin-bottom: 6px;
}

.index-link:hover {
  text-decoration: underline;
}

.index-desc {
  font-size: 13px;
  color: var(--c-text-sub);
  line-height: 1.65;
}

/* ============ pages: genres ============ */
.genres-sidebar {
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  padding: 18px;
  position: sticky;
  top: 84px;
}

.sidebar-title {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 6px;
}

.sidebar-note {
  font-size: 12.5px;
  color: var(--c-text-sub);
  line-height: 1.65;
  margin-bottom: 14px;
}

.genre-nav-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.genre-nav-item a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 9px 10px;
  border-radius: var(--radius-sm);
  color: var(--c-text);
  font-size: 14px;
  min-height: 44px;
}

.genre-nav-item a:hover {
  background: var(--c-primary-soft);
  color: var(--c-primary);
}

.genre-nav-count {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-text-mute);
}

.sidebar-figure {
  margin-top: 16px;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--c-line);
}

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

.sidebar-figure figcaption {
  padding: 8px 10px;
  font-size: 12px;
  color: var(--c-text-sub);
  border-top: 1px solid var(--c-line);
}

.genre-groups .section-title,
.status-legend .section-title,
.scope-note .section-title {
  margin-bottom: 8px;
}

.genre-group {
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid var(--c-line);
}

.genre-group:first-of-type {
  margin-top: 20px;
}

.genre-group-head {
  margin-bottom: 16px;
}

.genre-group-name {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 6px;
}

.genre-group-desc {
  font-size: 14px;
  color: var(--c-text-sub);
  line-height: 1.75;
  margin-bottom: 6px;
}

.genre-group-scope {
  font-size: 13px;
  color: var(--c-text-mute);
  line-height: 1.65;
}

.cover-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 16px;
}

.cover-card {
  min-width: 0;
}

.cover-card .cover-link {
  height: 100%;
}

.cover-figure {
  width: 100%;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  background: var(--c-primary-soft);
}

.cover-figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cover-card .cover-name {
  font-size: 14px;
}

.cover-tag {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  background: var(--c-primary-soft);
  color: var(--c-primary-dark);
  white-space: nowrap;
}

.cover-status {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  white-space: nowrap;
}

.cover-status-ongoing {
  background: var(--c-accent-soft);
  color: #0d7a5b;
}

.cover-status-complete {
  background: var(--c-primary-soft);
  color: var(--c-primary-dark);
}

.cover-status-paused {
  background: var(--c-warn-soft);
  color: #b83c1c;
}

.status-legend {
  margin-top: 32px;
}

.status-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-top: 16px;
}

.status-item,
.status-card {
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  padding: 16px;
  min-width: 0;
}

.status-name {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 6px;
}

.status-desc {
  font-size: 13.5px;
  color: var(--c-text-sub);
  line-height: 1.7;
}

.scope-note {
  margin-top: 32px;
}

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

.scope-item {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  color: var(--c-text-sub);
  line-height: 1.75;
}

.scope-item::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 10px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-primary);
}

.scope-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 16px;
}

.scope-links a {
  font-size: 14px;
  font-weight: 600;
}

.scope-links a:hover {
  text-decoration: underline;
}

/* ============ pages: updates ============ */
.updates-fields,
.updates-records,
.updates-status,
.updates-related {
  padding: 28px 0;
  border-bottom: 1px solid var(--c-line);
}

.updates-fields .section-title,
.updates-records .section-title,
.updates-status .section-title,
.updates-related .section-title {
  margin-bottom: 8px;
}

.fields-figure {
  margin: 18px 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--c-line);
  background: var(--c-surface);
}

.fields-figure img {
  width: 100%;
  aspect-ratio: 16 / 7;
  object-fit: cover;
}

.fields-figure figcaption {
  padding: 10px 14px;
  font-size: 13px;
  color: var(--c-text-sub);
  border-top: 1px solid var(--c-line);
}

.field-table {
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  font-size: 14px;
}

.field-table caption {
  padding: 12px 16px;
  font-size: 13px;
  color: var(--c-text-sub);
  border-bottom: 1px solid var(--c-line);
  background: var(--c-bg);
}

.field-table th,
.field-table td {
  padding: 11px 16px;
  text-align: left;
  border-bottom: 1px solid var(--c-line);
  vertical-align: top;
}

.field-table thead th {
  background: var(--c-bg);
  font-size: 13px;
  font-weight: 700;
  color: var(--c-text);
  white-space: nowrap;
}

.field-table tbody tr:last-child td {
  border-bottom: none;
}

.field-table td:first-child {
  font-weight: 600;
  white-space: nowrap;
}

.records-table {
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  font-size: 14px;
  margin-top: 16px;
}

.records-table caption {
  padding: 12px 16px;
  font-size: 13px;
  color: var(--c-text-sub);
  border-bottom: 1px solid var(--c-line);
  background: var(--c-bg);
}

.records-table th,
.records-table td {
  padding: 11px 16px;
  text-align: left;
  border-bottom: 1px solid var(--c-line);
  vertical-align: middle;
}

.records-table thead th {
  position: sticky;
  top: 64px;
  background: var(--c-bg);
  font-size: 13px;
  font-weight: 700;
  color: var(--c-text);
  z-index: 2;
}

.records-table tbody tr:hover {
  background: var(--c-bg);
}

.records-table tbody tr:last-child td {
  border-bottom: none;
}

.cell-date {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--c-text-sub);
  white-space: nowrap;
}

.cell-title a {
  font-weight: 600;
  color: var(--c-text);
}

.cell-title a:hover {
  color: var(--c-primary);
}

.cell-genre {
  color: var(--c-text-sub);
  white-space: nowrap;
}

.cell-progress {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--c-accent);
  white-space: nowrap;
}

.status-note {
  margin-top: 16px;
  font-size: 13.5px;
  color: var(--c-text-sub);
}

.updates-related {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 32px;
  align-items: start;
  border-bottom: none;
}

.related-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}

.related-tag a {
  display: inline-flex;
  align-items: center;
  padding: 7px 14px;
  border-radius: var(--radius-sm);
  background: var(--c-surface);
  border: 1px solid var(--c-line-strong);
  color: var(--c-text);
  font-size: 13.5px;
  min-height: 40px;
}

.related-tag a:hover {
  border-color: var(--c-primary);
  color: var(--c-primary);
  background: var(--c-primary-soft);
}

.related-aside {
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  padding: 18px;
}

.related-aside-title {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 12px;
}

.related-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.related-links a {
  font-size: 14px;
  color: var(--c-text-sub);
}

.related-links a:hover {
  color: var(--c-primary);
}

/* ============ pages: rankings ============ */
.ranking-section {
  min-width: 0;
}

.ranking-visual {
  margin: 18px 0 24px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--c-line);
  background: var(--c-surface);
}

.ranking-visual img {
  width: 100%;
  aspect-ratio: 16 / 6;
  object-fit: cover;
}

.ranking-visual figcaption {
  padding: 10px 14px;
  font-size: 13px;
  color: var(--c-text-sub);
  border-top: 1px solid var(--c-line);
}

.ranking-list {
  display: flex;
  flex-direction: column;
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.ranking-item {
  display: grid;
  grid-template-columns: 40px 64px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 14px 16px;
  border-bottom: 1px solid var(--c-line);
}

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

.ranking-item:hover {
  background: var(--c-bg);
}

.rank-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: var(--radius-sm);
  background: var(--c-warn-soft);
  color: var(--c-warn);
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
}

.rank-thumb {
  width: 64px;
  height: 84px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  background: var(--c-primary-soft);
}

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

.rank-name {
  font-size: 15.5px;
  font-weight: 700;
  margin-bottom: 4px;
}

.rank-tags {
  font-size: 12.5px;
  color: var(--c-primary-dark);
  margin-bottom: 6px;
}

.rank-note {
  font-size: 13px;
  color: var(--c-text-sub);
  line-height: 1.7;
}

.ranking-aside {
  min-width: 0;
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  padding: 20px;
}

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

.topic-card {
  border-left: 3px solid var(--c-warn);
  background: var(--c-bg);
  border-radius: var(--radius-md);
  padding: 12px 14px;
}

.topic-name {
  font-size: 14.5px;
  font-weight: 700;
  margin-bottom: 6px;
}

.topic-scope,
.topic-reason {
  font-size: 13px;
  color: var(--c-text-sub);
  line-height: 1.7;
}

.topic-reason {
  margin-top: 6px;
  color: var(--c-text-mute);
}

.criteria-block {
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid var(--c-line);
}

.criteria-title {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 8px;
}

.criteria-block p {
  font-size: 13.5px;
  color: var(--c-text-sub);
  line-height: 1.75;
  margin-bottom: 8px;
}

.genre-entry {
  padding: 32px 0 8px;
}

.genre-tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}

.genre-tag-item {
  min-width: 0;
}

.genre-tag {
  display: inline-flex;
  align-items: center;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  background: var(--c-surface);
  border: 1px solid var(--c-line-strong);
  color: var(--c-text);
  font-size: 14px;
  min-height: 44px;
}

.genre-tag:hover {
  border-color: var(--c-primary);
  color: var(--c-primary);
  background: var(--c-primary-soft);
}

.genre-entry-note {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 16px;
  font-size: 14px;
}

.genre-entry-note a {
  font-weight: 600;
}

.genre-entry-note a:hover {
  text-decoration: underline;
}

/* ============ pages: guide ============ */
.guide-toc {
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  padding: 18px;
  position: sticky;
  top: 84px;
}

.toc-title {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 10px;
}

.toc-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.toc-item a {
  display: block;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  color: var(--c-text-sub);
  font-size: 14px;
  min-height: 40px;
  line-height: 1.6;
}

.toc-item a:hover {
  background: var(--c-primary-soft);
  color: var(--c-primary);
}

.toc-note {
  margin-top: 12px;
  font-size: 12.5px;
  color: var(--c-text-mute);
  line-height: 1.65;
}

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

.guide-section {
  padding: 24px 0;
  border-bottom: 1px solid var(--c-line);
}

.guide-section:first-child {
  padding-top: 0;
}

.guide-section:last-child {
  border-bottom: none;
}

.guide-section .section-title {
  margin-bottom: 8px;
}

.guide-figure {
  margin: 18px 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--c-line);
  background: var(--c-surface);
}

.guide-figure img {
  width: 100%;
  aspect-ratio: 16 / 7;
  object-fit: cover;
}

.guide-figure figcaption {
  padding: 10px 14px;
  font-size: 13px;
  color: var(--c-text-sub);
  border-top: 1px solid var(--c-line);
}

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

.table-caption {
  padding: 12px 16px;
  font-size: 13px;
  color: var(--c-text-sub);
  border-bottom: 1px solid var(--c-line);
  background: var(--c-bg);
}

.table-wrap .field-table {
  border: none;
  border-radius: 0;
}

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

.scope-card {
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  padding: 18px;
  min-width: 0;
}

.scope-in {
  border-top: 3px solid var(--c-accent);
}

.scope-out {
  border-top: 3px solid var(--c-warn);
}

.scope-title {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 10px;
}

.scope-card .scope-list {
  margin-top: 0;
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 16px;
}

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

.faq-question {
  position: relative;
  padding: 14px 28px 14px 0;
  font-size: 15px;
  font-weight: 600;
  color: var(--c-text);
  cursor: pointer;
  list-style: none;
  line-height: 1.6;
}

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

.faq-question::after {
  content: "";
  position: absolute;
  right: 4px;
  top: 22px;
  width: 9px;
  height: 9px;
  border-right: 2px solid var(--c-text-sub);
  border-bottom: 2px solid var(--c-text-sub);
  transform: rotate(45deg);
  transition: transform 0.2s ease;
}

.faq-item[open] .faq-question::after {
  transform: rotate(-135deg);
}

.faq-answer {
  padding: 0 0 16px;
  font-size: 14px;
  color: var(--c-text-sub);
  line-height: 1.8;
  border-top: 1px dashed var(--c-line);
  padding-top: 12px;
}

.guide-section .feedback-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 16px;
}

.guide-section .feedback-item {
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  padding: 16px;
}

.feedback-type {
  font-size: 14.5px;
  font-weight: 700;
  margin-bottom: 6px;
}

.feedback-desc {
  font-size: 13.5px;
  color: var(--c-text-sub);
  line-height: 1.7;
}

/* ============ pages: 404 ============ */
.error-main {
  max-width: 760px;
  margin: 0 auto;
  padding: 64px 24px 80px;
}

.error-panel {
  text-align: center;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--c-line);
}

.error-code {
  font-family: var(--font-mono);
  font-size: 64px;
  font-weight: 700;
  color: var(--c-primary);
  line-height: 1;
  margin-bottom: 12px;
}

.error-panel h1 {
  font-size: 26px;
  margin-bottom: 12px;
}

.error-desc {
  font-size: 15px;
  color: var(--c-text-sub);
  line-height: 1.8;
  margin-bottom: 24px;
}

.error-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

.error-links {
  padding-top: 32px;
}

.error-links h2 {
  font-size: 18px;
  margin-bottom: 16px;
}

.error-link-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.error-link-list a {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  font-size: 14.5px;
  font-weight: 600;
  color: var(--c-text);
  min-height: 44px;
}

.error-link-list a:hover {
  border-color: var(--c-primary);
  color: var(--c-primary);
}

/* ============ responsive ============ */
@media (max-width: 1024px) {
  .hero-index {
    grid-template-columns: minmax(0, 1fr);
    gap: 28px;
  }

  .hero-title {
    font-size: 30px;
  }

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

  .cover-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
  }

  .rank-and-picks,
  .guide-and-feedback {
    grid-template-columns: minmax(0, 1fr);
    gap: 28px;
  }

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

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

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

  .genres-sidebar,
  .guide-toc {
    position: static;
  }

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

@media (max-width: 768px) {
  .header-inner {
    padding: 0 16px;
    min-height: 56px;
    gap: 12px;
  }

  .nav-toggle {
    display: inline-flex;
    margin-left: auto;
  }

  .site-nav {
    margin-left: 0;
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    background: var(--c-surface);
    border-bottom: 1px solid var(--c-line);
    box-shadow: var(--shadow-md);
    padding: 8px 16px 16px;
  }

  .nav-list {
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
  }

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

  .nav-link {
    justify-content: flex-start;
    padding: 12px 14px;
    font-size: 15px;
  }

  .home-main,
  .inner-main {
    padding: 0 16px 40px;
  }

  .hero-index {
    padding: 24px 0 32px;
  }

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

  .hero-summary {
    font-size: 14.5px;
  }

  .genre-overview,
  .cover-wall,
  .update-record,
  .rank-and-picks,
  .guide-and-feedback,
  .column-index {
    padding: 28px 0;
  }

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

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

  .page-header {
    padding: 8px 0 18px;
    margin-bottom: 20px;
  }

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

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

  .cover-name {
    font-size: 14px;
    padding: 10px 12px 4px;
  }

  .cover-meta {
    padding: 4px 12px 12px;
  }

  .update-row {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 6px 12px;
    padding: 12px 14px;
  }

  .update-date {
    grid-column: 1 / -1;
  }

  .update-name {
    white-space: normal;
  }

  .update-progress {
    text-align: left;
  }

  .rank-item {
    grid-template-columns: 32px minmax(0, 1fr);
    padding: 12px 14px;
  }

  .rank-item .tag {
    grid-column: 2 / -1;
    justify-self: start;
  }

  .rank-note {
    grid-column: 1 / -1;
  }

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

  .footer-inner {
    grid-template-columns: minmax(0, 1fr);
    padding: 28px 16px 20px;
    gap: 22px;
  }

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

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

  .scope-grid,
  .guide-section .feedback-list {
    grid-template-columns: minmax(0, 1fr);
  }

  .records-table thead th {
    position: static;
  }

  .records-table th,
  .records-table td,
  .field-table th,
  .field-table td {
    padding: 10px 12px;
    font-size: 13.5px;
  }

  .ranking-item {
    grid-template-columns: 34px 56px minmax(0, 1fr);
    gap: 10px;
    padding: 12px 14px;
  }

  .rank-thumb {
    width: 56px;
    height: 74px;
  }

  .ranking-aside {
    padding: 16px;
  }

  .error-main {
    padding: 40px 16px 56px;
  }

  .error-code {
    font-size: 48px;
  }

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

@media (max-width: 420px) {
  .cover-list,
  .cover-grid,
  .index-list {
    grid-template-columns: minmax(0, 1fr);
  }

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

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

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

  .update-progress {
    text-align: left;
  }
}