:root {
  --color-primary: #2f6f5e;
  --color-primary-dark: #245548;
  --color-primary-soft: #e6efe9;
  --color-accent: #e8a13a;
  --color-accent-soft: #fbf1de;
  --color-bg: #fbfaf6;
  --color-surface: #ffffff;
  --color-text: #23302c;
  --color-text-soft: #5b6864;
  --color-text-mute: #8a938f;
  --color-line: #e2e0d8;
  --color-line-strong: #cfccc0;
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
  --shadow-card: 0 1px 2px rgba(35, 48, 44, 0.05);
  --shadow-hover: 0 6px 16px rgba(35, 48, 44, 0.1);
  --container: 1180px;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

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

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

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

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

h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0 0 0.6em;
  font-weight: 600;
  line-height: 1.35;
  color: var(--color-text);
}

p {
  margin: 0 0 1em;
}

ul,
ol {
  margin: 0 0 1em;
  padding: 0;
  list-style: none;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color 0.18s ease, border-color 0.18s ease, background-color 0.18s ease;
}

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

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

img {
  display: block;
  max-width: 100%;
  height: auto;
  border: 0;
}

figure {
  margin: 0;
}

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

dl,
dd {
  margin: 0;
}

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  cursor: pointer;
}

time {
  font-style: normal;
}

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

.site-body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--color-bg);
  color: var(--color-text);
}

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

.header-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  min-height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--color-text);
  padding: 10px 0;
  min-height: 44px;
}

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

.brand-mark {
  width: 12px;
  height: 26px;
  border-radius: 3px;
  background: var(--color-primary);
  flex: none;
}

.brand-slogan {
  font-size: 17px;
  font-weight: 700;
}

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

.nav-list {
  display: flex;
  align-items: center;
  gap: 4px;
  margin: 0;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 14px;
  border-radius: var(--radius-md);
  color: var(--color-text-soft);
  font-size: 15px;
  font-weight: 500;
  border-bottom: 2px solid transparent;
}

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

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

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-line);
  background: var(--color-surface);
}

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

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

.inner-main {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px 64px;
}

.site-footer {
  margin-top: 48px;
  background: #f3f1ea;
  border-top: 1px solid var(--color-line);
  color: var(--color-text-soft);
}

.footer-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 44px 24px 28px;
  display: grid;
  grid-template-columns: minmax(220px, 1.4fr) repeat(3, minmax(140px, 0.8fr)) minmax(200px, 1.1fr);
  gap: 32px;
}

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

.footer-name {
  margin: 0 0 8px;
  font-size: 18px;
  font-weight: 700;
  color: var(--color-text);
}

.footer-desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-text-soft);
}

.footer-title {
  margin: 0 0 12px;
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text);
}

.footer-list {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-list a {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  font-size: 14px;
  color: var(--color-text-soft);
}

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

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

.footer-latest-desc {
  margin: 0 0 10px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-text-soft);
}

.footer-latest-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 16px;
  border-radius: var(--radius-md);
  background: var(--color-primary);
  color: #ffffff;
  font-size: 14px;
  font-weight: 600;
}

.footer-latest-link:hover {
  background: var(--color-primary-dark);
  color: #ffffff;
}

.footer-bottom {
  max-width: var(--container);
  margin: 0 auto;
  padding: 18px 24px 32px;
  border-top: 1px solid var(--color-line);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px 24px;
}

.footer-copy,
.footer-note {
  margin: 0;
  font-size: 13px;
  color: var(--color-text-mute);
}

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

.section {
  padding: 56px 0 0;
}

.section-head {
  max-width: 780px;
  margin-bottom: 24px;
}

.section-title {
  margin: 0 0 10px;
  font-size: 22px;
  font-weight: 700;
  color: var(--color-text);
}

.section-desc,
.section-intro,
.section-lead {
  margin: 0;
  color: var(--color-text-soft);
  font-size: 15px;
  line-height: 1.8;
}

.section-intro,
.section-lead {
  max-width: 820px;
  margin-bottom: 24px;
}

.section-desc a,
.section-intro a,
.section-lead a,
.page-description a {
  color: var(--color-primary);
  border-bottom: 1px solid var(--color-line-strong);
}

.section-desc a:hover,
.section-intro a:hover,
.section-lead a:hover,
.page-description a:hover {
  color: var(--color-primary-dark);
  border-bottom-color: var(--color-primary);
}

.tag {
  display: inline-flex;
  align-items: center;
  height: 24px;
  padding: 0 8px;
  border-radius: var(--radius-sm);
  background: var(--color-primary-soft);
  color: var(--color-primary-dark);
  font-size: 12px;
  font-weight: 500;
  white-space: nowrap;
}

.status {
  display: inline-flex;
  align-items: center;
  height: 24px;
  padding: 0 8px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
}

.status-update,
.is-new {
  background: var(--color-accent-soft);
  color: #8a5a12;
}

.status-done {
  background: var(--color-primary-soft);
  color: var(--color-primary-dark);
}

.status-pause,
.is-edit {
  background: #eceae2;
  color: var(--color-text-soft);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 22px;
  border-radius: var(--radius-md);
  font-size: 15px;
  font-weight: 600;
  border: 1px solid transparent;
}

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

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

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

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

.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  padding: 20px 0 4px;
  font-size: 14px;
  color: var(--color-text-mute);
}

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

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

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

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

.page-header {
  padding: 20px 0 8px;
  border-bottom: 1px solid var(--color-line);
  margin-bottom: 8px;
}

.page-title {
  margin: 0 0 10px;
  font-size: 30px;
  font-weight: 700;
  color: var(--color-text);
}

.page-description {
  max-width: 820px;
  margin: 0;
  color: var(--color-text-soft);
  font-size: 15px;
  line-height: 1.8;
}

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

.field-table-caption {
  caption-side: top;
  text-align: left;
  padding: 14px 16px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text);
  background: #f6f4ed;
  border-bottom: 1px solid var(--color-line);
}

.field-table th,
.field-table td {
  padding: 12px 16px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--color-line);
  line-height: 1.7;
}

.field-table thead th {
  background: #f9f8f3;
  font-weight: 600;
  color: var(--color-text);
  white-space: nowrap;
}

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

.field-table tbody th {
  font-weight: 600;
  color: var(--color-primary-dark);
  white-space: nowrap;
}

/* ========== index page ========== */

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

.hero-section {
  padding: 40px 0 8px;
}

.hero-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  grid-template-areas:
    "lead figure"
    "entries figure";
  gap: 24px 40px;
  align-items: start;
}

.hero-lead {
  grid-area: lead;
  min-width: 0;
}

.hero-eyebrow {
  margin: 0 0 12px;
  display: inline-flex;
  align-items: center;
  height: 26px;
  padding: 0 10px;
  border-radius: var(--radius-sm);
  background: var(--color-primary-soft);
  color: var(--color-primary-dark);
  font-size: 13px;
  font-weight: 600;
}

.hero-title {
  margin: 0 0 16px;
  font-size: 34px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-text);
}

.hero-summary {
  margin: 0 0 18px;
  max-width: 560px;
  color: var(--color-text-soft);
  font-size: 16px;
  line-height: 1.8;
}

.hero-points {
  margin: 0 0 22px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.hero-points li {
  position: relative;
  padding-left: 20px;
  color: var(--color-text-soft);
  font-size: 15px;
  line-height: 1.7;
}

.hero-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--color-accent);
}

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

.hero-figure {
  grid-area: figure;
  min-width: 0;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.hero-figure img {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background: #eceae2;
}

.hero-figure figcaption {
  padding: 12px 16px;
  font-size: 13px;
  color: var(--color-text-soft);
  border-top: 1px solid var(--color-line);
  background: #f9f8f3;
}

.hero-entries {
  grid-area: entries;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.entry-card {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

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

.entry-title {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
}

.entry-desc {
  margin: 0;
  flex: 1 1 auto;
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-text-soft);
}

.entry-link {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  font-size: 14px;
  font-weight: 600;
}

.entry-link::after {
  content: " →";
  margin-left: 2px;
}

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

.genre-card {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

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

.genre-name {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  color: var(--color-primary-dark);
}

.genre-trait {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--color-text);
}

.genre-scope {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--color-text-soft);
  padding-top: 10px;
  border-top: 1px dashed var(--color-line-strong);
}

.genre-items {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.genre-items li {
  font-size: 14px;
}

.genre-items a {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  color: var(--color-primary);
}

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

.flow-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.7fr) minmax(280px, 1fr);
  gap: 28px;
  align-items: start;
}

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

.flow-subtitle {
  margin: 0 0 14px;
  font-size: 17px;
  font-weight: 700;
}

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

.work-card {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  padding: 0 0 14px;
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

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

.work-cover {
  margin: 0 0 12px;
  background: #eceae2;
}

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

.work-name {
  margin: 0 6px 6px;
  font-size: 15px;
  font-weight: 600;
}

.work-meta {
  margin: 0 6px;
  font-size: 13px;
  color: var(--color-text-soft);
}

.flow-side {
  min-width: 0;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: 20px;
}

.update-list {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.update-row {
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px dashed var(--color-line);
  font-size: 14px;
}

.update-row:last-child {
  border-bottom: 0;
}

.update-date {
  color: var(--color-text-mute);
  font-size: 13px;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.update-name {
  color: var(--color-text);
  font-weight: 500;
  min-width: 0;
  overflow-wrap: anywhere;
}

.flow-note {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--color-line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--color-text-soft);
}

.rank-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(280px, 1fr);
  gap: 28px;
  align-items: start;
}

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

.rank-subtitle {
  margin: 0 0 14px;
  font-size: 17px;
  font-weight: 700;
}

.rank-list {
  margin: 0;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: 6px 20px;
}

.rank-row {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr) auto minmax(0, 1.4fr);
  align-items: center;
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--color-line);
  font-size: 14px;
}

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

.rank-no {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
  background: var(--color-accent);
  color: #ffffff;
  font-size: 13px;
  font-weight: 700;
}

.rank-name {
  font-weight: 600;
  color: var(--color-text);
  min-width: 0;
  overflow-wrap: anywhere;
}

.rank-reason {
  color: var(--color-text-soft);
  min-width: 0;
}

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

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

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

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

.topic-name {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 700;
  color: var(--color-primary-dark);
}

.topic-scope {
  margin: 0 0 8px;
  font-size: 13px;
  color: var(--color-text-mute);
}

.topic-desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--color-text-soft);
}

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

.notes-col {
  min-width: 0;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: 22px;
}

.notes-subtitle {
  margin: 0 0 14px;
  font-size: 17px;
  font-weight: 700;
  color: var(--color-primary-dark);
}

.notes-list {
  margin: 0;
  display: grid;
  grid-template-columns: minmax(96px, auto) minmax(0, 1fr);
  gap: 10px 16px;
  align-items: baseline;
}

.notes-list dt {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text);
}

.notes-list dd {
  font-size: 14px;
  line-height: 1.75;
  color: var(--color-text-soft);
}

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

.index-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 18px;
  min-height: 120px;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  color: var(--color-text);
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.index-card:hover {
  transform: translateY(-2px);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-hover);
  color: var(--color-text);
}

.index-name {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-primary-dark);
}

.index-desc {
  font-size: 13px;
  line-height: 1.7;
  color: var(--color-text-soft);
}

/* ========== timu page ========== */

.section-timu-list {
  padding-top: 32px;
}

.timu-block {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
  gap: 24px;
  padding: 24px;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  margin-bottom: 18px;
}

.timu-block-info {
  min-width: 0;
}

.timu-name {
  margin: 0 0 10px;
  font-size: 19px;
  font-weight: 700;
  color: var(--color-primary-dark);
}

.timu-trait {
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--color-text);
}

.timu-scope {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--color-text-soft);
  padding: 10px 12px;
  background: #f9f8f3;
  border-left: 3px solid var(--color-accent);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.timu-links {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.timu-links a {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-line-strong);
  font-size: 14px;
  font-weight: 500;
}

.timu-links a:hover {
  border-color: var(--color-primary);
  background: var(--color-primary-soft);
}

.timu-block-entries {
  min-width: 0;
}

.timu-entries-title {
  margin: 0 0 12px;
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text-soft);
}

.entry-list {
  margin: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.entry-item {
  min-width: 0;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--color-surface);
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.entry-item:hover {
  transform: translateY(-2px);
  border-color: var(--color-line-strong);
  box-shadow: var(--shadow-hover);
}

.entry-cover {
  margin: 0;
  background: #eceae2;
}

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

.entry-name {
  margin: 10px 10px 4px;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.5;
}

.entry-meta {
  margin: 0 10px 12px;
  font-size: 12px;
  color: var(--color-text-soft);
}

.section-field-compare {
  padding-top: 44px;
}

.field-table-note {
  margin: 14px 0 0;
  font-size: 14px;
  color: var(--color-text-soft);
}

.section-choose {
  padding-top: 44px;
}

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

.choose-item {
  min-width: 0;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: 20px;
  counter-increment: choose;
}

.choose-item::before {
  content: counter(choose, decimal-leading-zero);
  display: block;
  margin-bottom: 10px;
  font-size: 13px;
  font-weight: 700;
  color: var(--color-accent);
}

.choose-name {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 700;
  color: var(--color-primary-dark);
}

.choose-desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--color-text-soft);
}

/* ========== gengxin page ========== */

.update-groups {
  padding-top: 32px;
}

.update-group {
  margin-bottom: 26px;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: 20px 22px;
}

.group-title {
  margin: 0 0 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--color-line);
  font-size: 16px;
  font-weight: 700;
  color: var(--color-primary-dark);
}

.update-group .update-list {
  gap: 0;
}

.update-group .update-row {
  grid-template-columns: 88px minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--color-line);
}

.update-group .update-row:last-child {
  border-bottom: 0;
}

.update-thumb {
  margin: 0;
  width: 88px;
  background: #eceae2;
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.update-thumb img {
  width: 88px;
  height: 62px;
  object-fit: cover;
}

.update-body {
  min-width: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
}

.update-body .update-name {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  font-size: 15px;
  font-weight: 600;
}

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

.update-status {
  display: inline-flex;
  align-items: center;
  height: 24px;
  padding: 0 8px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 600;
  background: #eceae2;
  color: var(--color-text-soft);
  white-space: nowrap;
}

.update-status.is-new {
  background: var(--color-accent-soft);
  color: #8a5a12;
}

.update-group .update-date {
  text-align: right;
}

.update-method {
  padding-top: 44px;
}

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

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

.method-title {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 700;
  color: var(--color-primary-dark);
}

.method-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--color-text-soft);
}

.follow-clues {
  padding-top: 44px;
}

.clue-list {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.clue-item {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 16px;
  align-items: start;
  padding: 18px 20px;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
}

.clue-step {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--color-primary-soft);
  color: var(--color-primary-dark);
  font-size: 15px;
  font-weight: 700;
}

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

.clue-title {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 700;
}

.clue-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--color-text-soft);
}

/* ========== bangdan page ========== */

.rank-section {
  padding-top: 32px;
}

.rank-item {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 18px;
  align-items: start;
  padding: 18px 20px;
  margin-bottom: 14px;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.rank-item:hover {
  transform: translateY(-2px);
  border-color: var(--color-line-strong);
  box-shadow: var(--shadow-hover);
}

.rank-cover {
  margin: 0;
  background: #eceae2;
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.rank-cover img {
  width: 96px;
  height: 128px;
  object-fit: cover;
}

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

.rank-order {
  margin: 0 0 6px;
  display: inline-flex;
  align-items: center;
  height: 24px;
  padding: 0 10px;
  border-radius: var(--radius-sm);
  background: var(--color-accent);
  color: #ffffff;
  font-size: 13px;
  font-weight: 700;
}

.rank-body .rank-name {
  margin: 0 0 6px;
  font-size: 18px;
  font-weight: 700;
}

.rank-genre {
  margin: 0 0 8px;
  font-size: 13px;
  color: var(--color-text-mute);
}

.rank-reason {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--color-text-soft);
}

.topic-section {
  padding-top: 44px;
}

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

.topic-media {
  margin: 0;
  background: #eceae2;
}

.topic-media img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.topic-grid .topic-card {
  padding: 0 0 18px;
  overflow: hidden;
}

.topic-body {
  min-width: 0;
  padding: 16px 18px 0;
}

.topic-genre {
  margin: 0 0 8px;
  font-size: 13px;
  color: var(--color-text-mute);
}

.basis-section {
  padding-top: 44px;
}

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

.basis-block {
  min-width: 0;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: 20px;
}

.basis-title {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 700;
  color: var(--color-primary-dark);
}

.basis-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--color-text-soft);
}

.basis-more {
  margin: 16px 0 0;
  font-size: 14px;
}

/* ========== shuoming page ========== */

.page-layout {
  padding-top: 32px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.72fr);
  gap: 32px;
  align-items: start;
}

.field-spec {
  min-width: 0;
  grid-column: 1;
}

.field-visual {
  min-width: 0;
  grid-column: 2;
  grid-row: 1;
}

.time-boundary {
  min-width: 0;
  grid-column: 1 / -1;
  padding-top: 12px;
}

.reading-path {
  min-width: 0;
  grid-column: 1 / -1;
  padding-top: 12px;
}

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

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

.field-figure img {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background: #eceae2;
}

.field-figure-caption {
  padding: 12px 16px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--color-text-soft);
  border-top: 1px solid var(--color-line);
  background: #f9f8f3;
}

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

.boundary-item {
  min-width: 0;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: 20px;
}

.boundary-title {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 700;
  color: var(--color-primary-dark);
}

.boundary-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--color-text-soft);
}

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

.path-step {
  min-width: 0;
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  grid-template-rows: auto auto;
  gap: 4px 14px;
  padding: 18px 20px;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
}

.path-index {
  grid-row: 1 / 3;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: var(--radius-sm);
  background: var(--color-primary);
  color: #ffffff;
  font-size: 15px;
  font-weight: 700;
}

.path-title {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
}

.path-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--color-text-soft);
}

.path-feedback {
  margin-top: 18px;
  padding: 18px 20px;
  background: var(--color-accent-soft);
  border: 1px solid #f0dcbb;
  border-radius: var(--radius-lg);
}

.path-feedback-title {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 700;
  color: #7d5210;
}

.path-feedback-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: #7a5a25;
}

.related-links {
  padding-top: 44px;
}

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

.related-item {
  min-width: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 12px;
  padding: 14px 18px;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
}

.related-item a {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  font-size: 15px;
  font-weight: 600;
}

.related-desc {
  font-size: 13px;
  line-height: 1.7;
  color: var(--color-text-soft);
}

/* ========== 404 page ========== */

.error-main {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px 64px;
}

.error-hero {
  padding: 64px 0 32px;
  border-bottom: 1px solid var(--color-line);
}

.error-hero h1 {
  margin: 0 0 12px;
  font-size: 30px;
  font-weight: 700;
}

.error-lead {
  max-width: 640px;
  margin: 0 0 22px;
  color: var(--color-text-soft);
  font-size: 15px;
  line-height: 1.8;
}

.error-home-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 22px;
  border-radius: var(--radius-md);
  background: var(--color-primary);
  color: #ffffff;
  font-size: 15px;
  font-weight: 600;
}

.error-home-link:hover {
  background: var(--color-primary-dark);
  color: #ffffff;
}

.error-paths {
  padding-top: 40px;
}

.error-paths h2 {
  margin: 0 0 10px;
  font-size: 22px;
  font-weight: 700;
}

.error-paths-desc {
  max-width: 720px;
  margin: 0 0 20px;
  color: var(--color-text-soft);
  font-size: 15px;
  line-height: 1.8;
}

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

.error-path-list li {
  min-width: 0;
}

.error-path-list a {
  display: flex;
  align-items: center;
  min-height: 52px;
  padding: 12px 16px;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text);
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.error-path-list a:hover {
  transform: translateY(-2px);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-hover);
  color: var(--color-primary-dark);
}

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

@media (max-width: 960px) {
  .header-inner {
    padding: 0 20px;
    flex-wrap: wrap;
    gap: 12px;
  }

  .site-nav {
    width: 100%;
    justify-content: flex-end;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-list {
    display: none;
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    padding: 8px 0 14px;
    border-top: 1px solid var(--color-line);
  }

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

  .nav-link {
    justify-content: flex-start;
    padding: 0 12px;
    min-height: 46px;
    border-bottom: 0;
    border-left: 3px solid transparent;
  }

  .nav-link.is-current {
    border-bottom-color: transparent;
    border-left-color: var(--color-primary);
    background: var(--color-primary-soft);
  }

  .site-header {
    position: static;
  }

  .inner-main,
  .home-main,
  .error-main {
    padding: 0 20px 48px;
  }

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

  .hero-title {
    font-size: 28px;
  }

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

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

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

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

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

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

  .choose-list,
  .method-grid,
  .topic-grid,
  .boundary-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .field-spec,
  .field-visual,
  .time-boundary,
  .reading-path {
    grid-column: 1;
    grid-row: auto;
  }

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

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

  .footer-inner {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 26px;
  }

  .footer-brand,
  .footer-latest {
    grid-column: 1 / -1;
  }
}

@media (max-width: 640px) {
  body {
    font-size: 15px;
  }

  .header-inner {
    padding: 0 16px;
    min-height: 60px;
  }

  .brand-slogan {
    font-size: 16px;
  }

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

  .page-header {
    padding: 16px 0 6px;
  }

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

  .section {
    padding-top: 40px;
  }

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

  .hero-section {
    padding: 28px 0 4px;
  }

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

  .hero-summary {
    font-size: 15px;
  }

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

  .hero-actions .btn {
    flex: 1 1 auto;
  }

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

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

  .rank-row {
    grid-template-columns: 34px minmax(0, 1fr);
    grid-template-rows: auto auto;
    gap: 6px 10px;
    align-items: start;
  }

  .rank-row .rank-no {
    grid-row: 1 / 3;
  }

  .rank-reason {
    grid-column: 2;
  }

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

  .index-card {
    min-height: 0;
    padding: 16px;
  }

  .notes-col {
    padding: 18px;
  }

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

  .notes-list dd {
    margin-bottom: 10px;
  }

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

  .choose-list,
  .method-grid,
  .topic-grid,
  .boundary-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .update-group {
    padding: 16px;
  }

  .update-group .update-row {
    grid-template-columns: 72px minmax(0, 1fr);
    grid-template-rows: auto auto;
    gap: 6px 12px;
    align-items: start;
  }

  .update-thumb {
    width: 72px;
    grid-row: 1 / 3;
  }

  .update-thumb img {
    width: 72px;
    height: 52px;
  }

  .update-group .update-date {
    grid-column: 2;
    text-align: left;
  }

  .rank-item {
    grid-template-columns: 76px minmax(0, 1fr);
    gap: 14px;
    padding: 16px;
  }

  .rank-cover img {
    width: 76px;
    height: 102px;
  }

  .rank-body .rank-name {
    font-size: 16px;
  }

  .path-step {
    grid-template-columns: 34px minmax(0, 1fr);
    gap: 4px 12px;
    padding: 16px;
  }

  .path-index {
    width: 30px;
    height: 30px;
    font-size: 14px;
  }

  .clue-item {
    grid-template-columns: 40px minmax(0, 1fr);
    gap: 12px;
    padding: 16px;
  }

  .clue-step {
    width: 32px;
    height: 32px;
    font-size: 14px;
  }

  .field-table {
    font-size: 13px;
  }

  .field-table th,
  .field-table td {
    padding: 10px 12px;
  }

  .field-table thead th,
  .field-table tbody th {
    white-space: normal;
  }

  .related-item {
    flex-direction: column;
    align-items: flex-start;
  }

  .error-hero {
    padding: 40px 0 24px;
  }

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

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

  .footer-inner {
    grid-template-columns: minmax(0, 1fr);
    padding: 32px 16px 22px;
    gap: 24px;
  }

  .footer-brand,
  .footer-latest {
    grid-column: 1;
  }

  .footer-bottom {
    padding: 16px 16px 28px;
    flex-direction: column;
  }
}