/* ==========================================================================
   91漫画无限看 · 全站样式表
   分组：base / layout / components / pages / responsive
   ========================================================================== */

/* ==========================================================================
   base · 变量与基础重置
   ========================================================================== */

:root {
  --ink: #16202e;
  --ink-soft: #2b3746;
  --paper: #f7f5f1;
  --card: #ffffff;
  --accent: #e2703a;
  --muted: #6f8496;
  --line: #dcd8d0;
  --line-soft: #e9e5de;
  --radius: 6px;
  --radius-sm: 4px;
  --shadow-sm: 0 1px 2px rgba(22, 32, 46, 0.06);
  --shadow-md: 0 6px 16px rgba(22, 32, 46, 0.09);
  --wrap: 1200px;
  --wrap-text: 760px;
  --gap: 24px;
  --font: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans CJK SC", sans-serif;
}

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

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

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink-soft);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.75;
  font-variant-numeric: tabular-nums;
}

h1, h2, h3, h4 {
  margin: 0;
  color: var(--ink);
  font-weight: 600;
  line-height: 1.35;
}

p {
  margin: 0 0 14px;
}

p:last-child {
  margin-bottom: 0;
}

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

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

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

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

figure {
  margin: 0;
}

figcaption {
  margin-top: 8px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}

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

button {
  font: inherit;
  color: inherit;
  cursor: pointer;
}

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

.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 · 全站骨架：页头、导航、主容器、面包屑、页脚
   ========================================================================== */

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: var(--ink);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.header-inner {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 24px;
  min-height: 62px;
  display: flex;
  align-items: center;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
  color: #fff;
}

.brand:hover,
.brand:focus-visible {
  color: #fff;
}

.brand-mark {
  width: 26px;
  height: 26px;
  border-radius: var(--radius-sm);
  background: var(--accent);
  position: relative;
}

.brand-mark::after {
  content: "";
  position: absolute;
  inset: 7px 6px;
  border-left: 3px solid #fff;
  border-right: 3px solid #fff;
}

.brand-name {
  font-size: 17px;
  font-weight: 600;
  letter-spacing: 0;
}

.main-nav {
  flex: 1 1 auto;
  min-width: 0;
}

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

.nav-item > a {
  display: block;
  padding: 8px 12px;
  font-size: 15px;
  color: rgba(255, 255, 255, 0.78);
  border-bottom: 2px solid transparent;
  white-space: nowrap;
}

.nav-item > a:hover,
.nav-item > a:focus-visible {
  color: #fff;
}

.nav-item.is-current > a,
.nav-item > a.is-current {
  color: #fff;
  border-bottom-color: var(--accent);
}

.menu-toggle {
  display: none;
  flex: 0 0 auto;
  width: 44px;
  height: 44px;
  padding: 0;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: var(--radius-sm);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
}

.menu-bar {
  display: block;
  width: 20px;
  height: 2px;
  background: #fff;
  border-radius: 1px;
}

.mobile-menu {
  background: var(--ink);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.mobile-menu[hidden] {
  display: none;
}

.mobile-menu-inner {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 18px 24px 26px;
}

.mobile-menu-current {
  margin: 0 0 16px;
  color: var(--accent);
  font-size: 14px;
}

.mobile-group {
  margin-bottom: 20px;
}

.mobile-group:last-child {
  margin-bottom: 0;
}

.mobile-group-title {
  margin: 0 0 8px;
  font-size: 13px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.5);
}

.mobile-group-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.mobile-group-list > li > a {
  display: flex;
  align-items: center;
  min-height: 44px;
  padding: 0 12px;
  color: rgba(255, 255, 255, 0.86);
  background: rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-sm);
  font-size: 15px;
}

.mobile-group-list > li > a:hover,
.mobile-group-list > li > a:focus-visible {
  background: rgba(255, 255, 255, 0.13);
  color: #fff;
}

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

.home-main {
  padding-bottom: 8px;
}

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

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--muted);
  margin-bottom: 16px;
}

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

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

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

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

.page-header {
  margin-bottom: 22px;
}

.page-title {
  font-size: 34px;
  font-weight: 600;
  line-height: 1.3;
  color: var(--ink);
}

/* 页脚 */

.site-footer {
  background: var(--ink);
  color: rgba(255, 255, 255, 0.72);
  margin-top: 40px;
}

.footer-inner {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 44px 24px 28px;
  display: grid;
  grid-template-columns: 1.5fr repeat(4, minmax(0, 1fr));
  gap: 32px 28px;
}

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

.footer-brand {
  margin: 0 0 10px;
  font-size: 18px;
  color: #fff;
}

.footer-desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.6);
}

.footer-col-title {
  margin: 0 0 12px;
  font-size: 14px;
  font-weight: 600;
  color: #fff;
}

.footer-list > li {
  margin-bottom: 8px;
}

.footer-list > li > a {
  display: inline-block;
  min-height: 24px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.66);
}

.footer-list > li > a:hover,
.footer-list > li > a:focus-visible {
  color: #fff;
}

.footer-list > li > a.is-current {
  color: var(--accent);
  font-weight: 500;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom > p {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 16px 24px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
}

/* ==========================================================================
   components · 通用组件
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 20px;
  border-radius: var(--radius);
  font-size: 15px;
  font-weight: 500;
  border: 1px solid transparent;
}

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

.btn-primary:hover,
.btn-primary:focus-visible {
  background: #c95f2c;
  color: #fff;
}

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

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

.section {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 34px 24px 0;
}

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

.section-head h2 {
  font-size: 22px;
}

.section-desc {
  margin: 6px 0 0;
  max-width: 720px;
  font-size: 15px;
  color: var(--muted);
}

.section-more {
  display: inline-block;
  margin-top: 8px;
  font-size: 14px;
  color: var(--accent);
}

.section-more:hover,
.section-more:focus-visible {
  color: #c95f2c;
}

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

.section-inner {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 24px;
}

.tag {
  display: inline-block;
  padding: 2px 9px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 12px;
  color: var(--muted);
  background: var(--card);
}

.table-wrap {
  width: 100%;
  overflow-x: auto;
  background: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
}

.index-table,
.data-table {
  width: 100%;
  min-width: 620px;
  font-size: 14px;
}

.index-table caption,
.data-table caption {
  text-align: left;
}

.index-table thead th,
.data-table thead th {
  padding: 12px 14px;
  text-align: left;
  font-weight: 600;
  font-size: 13px;
  color: var(--ink-soft);
  background: #f1eee8;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}

.index-table tbody th,
.index-table tbody td,
.data-table tbody td {
  padding: 12px 14px;
  text-align: left;
  border-bottom: 1px solid var(--line-soft);
  color: var(--ink-soft);
  vertical-align: top;
}

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

.index-table tbody tr:hover,
.data-table tbody tr:hover {
  background: #fbf9f6;
}

.index-table tbody th {
  font-weight: 500;
  color: var(--ink);
}

.status-tag,
.genre-tag {
  display: inline-block;
  padding: 1px 8px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  border: 1px solid var(--line);
  color: var(--muted);
  background: var(--card);
}

.status-tag.is-ongoing {
  border-color: rgba(226, 112, 58, 0.4);
  color: var(--accent);
  background: rgba(226, 112, 58, 0.08);
}

.status-tag.is-finished {
  border-color: var(--line);
  color: var(--ink-soft);
  background: #f1eee8;
}

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

.rank-change.is-up {
  color: var(--accent);
}

.rank-change.is-down {
  color: var(--muted);
}

.rank-change.is-flat {
  color: var(--muted);
}

.link-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
}

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

.link-card > a,
.link-card-title > a {
  display: block;
  padding: 16px 18px;
  background: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  transition: border-color 0.18s ease, box-shadow 0.18s ease, transform 0.18s ease;
}

.link-card > a:hover,
.link-card > a:focus-visible {
  border-color: var(--accent);
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}

.link-card-title {
  display: block;
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
}

.link-card-desc {
  display: block;
  margin-top: 6px;
  font-size: 14px;
  color: var(--muted);
}

.link-list > li {
  margin-bottom: 10px;
}

.link-list > li > a {
  display: inline-block;
  min-height: 24px;
  font-size: 15px;
  color: var(--ink-soft);
  border-bottom: 1px solid var(--line);
}

.link-list > li > a:hover,
.link-list > li > a:focus-visible {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

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

.tag-list > li {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--card);
  font-size: 13px;
  color: var(--ink-soft);
}

.tag-list > li > a {
  color: var(--ink-soft);
}

.tag-list > li > a:hover,
.tag-list > li > a:focus-visible {
  color: var(--accent);
}

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

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

/* ==========================================================================
   pages · 首页
   ========================================================================== */

.hero {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 40px 24px 8px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
  gap: 32px;
  align-items: start;
}

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

.hero-eyebrow {
  margin: 0 0 10px;
  font-size: 14px;
  color: var(--accent);
}

.hero-intro h1 {
  font-size: 34px;
  line-height: 1.28;
  margin-bottom: 14px;
}

.hero-lead {
  max-width: var(--wrap-text);
  font-size: 16px;
  color: var(--ink-soft);
}

.hero-figure {
  margin: 22px 0 0;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--card);
}

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

.hero-figure figcaption {
  padding: 10px 14px 12px;
  margin: 0;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

.hero-nav {
  min-width: 0;
  padding: 20px 22px;
  background: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
}

.hero-nav-title {
  margin: 0 0 14px;
  font-size: 17px;
}

.hero-nav-list {
  display: grid;
  gap: 10px;
}

.hero-nav-list > li {
  min-width: 0;
}

.hero-nav-list > li > a {
  display: block;
  padding: 11px 14px;
  min-height: 44px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
  background: #fbf9f6;
}

.hero-nav-list > li > a:hover,
.hero-nav-list > li > a:focus-visible {
  border-color: var(--accent);
  background: var(--card);
}

.hero-nav-name {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
}

.hero-nav-desc {
  display: block;
  margin-top: 2px;
  font-size: 13px;
  color: var(--muted);
}

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

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

.cover-link {
  display: block;
  height: 100%;
  padding: 10px;
  background: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  transition: border-color 0.18s ease, box-shadow 0.18s ease, transform 0.18s ease;
}

.cover-link:hover,
.cover-link:focus-visible {
  border-color: var(--accent);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.cover-link img {
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  border-radius: var(--radius-sm);
  background: #eee9e2;
}

.cover-name {
  margin: 10px 0 4px;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.45;
  color: var(--ink);
}

.cover-tag {
  margin: 0 0 6px;
  font-size: 12px;
  color: var(--accent);
}

.cover-meta {
  margin: 0;
  font-size: 12px;
  line-height: 1.6;
  color: var(--muted);
}

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

.genre-card {
  min-width: 0;
  padding: 18px 20px;
  background: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
}

.genre-name {
  margin: 0 0 8px;
  font-size: 17px;
}

.genre-scope {
  margin: 0 0 10px;
  font-size: 14px;
  color: var(--muted);
}

.genre-sample {
  margin: 0 0 14px;
  font-size: 14px;
  color: var(--ink-soft);
}

.genre-link {
  margin-top: auto;
  align-self: flex-start;
  font-size: 14px;
  color: var(--accent);
}

.genre-link:hover,
.genre-link:focus-visible {
  color: #c95f2c;
}

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

.ranking-col {
  min-width: 0;
  padding: 20px 22px;
  background: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
}

.ranking-col-title {
  margin: 0 0 14px;
  font-size: 17px;
}

.ranking-list {
  display: grid;
  gap: 8px;
}

.ranking-item,
.ranking-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 9px 10px;
  border-bottom: 1px solid var(--line-soft);
  min-width: 0;
}

.ranking-item:last-child,
.ranking-row:last-child {
  border-bottom: 0;
}

.ranking-item .rank-num,
.ranking-row .rank-num {
  flex: 0 0 auto;
  width: 26px;
  height: 26px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: #f1eee8;
  color: var(--ink-soft);
  font-size: 13px;
  font-weight: 600;
}

.ranking-item .rank-name,
.ranking-row .rank-name {
  flex: 1 1 auto;
  min-width: 0;
  font-size: 15px;
  color: var(--ink);
}

.ranking-item .rank-change,
.ranking-row .rank-change {
  flex: 0 0 auto;
}

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

.theme-card {
  min-width: 0;
  padding: 20px 22px;
  background: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
}

.theme-name {
  margin: 0 0 8px;
  font-size: 17px;
}

.theme-order {
  margin: 0 0 12px;
  font-size: 14px;
  color: var(--muted);
}

.theme-list {
  display: grid;
  gap: 8px;
  margin-top: auto;
}

.theme-list > li > a {
  display: block;
  padding: 8px 10px;
  font-size: 14px;
  background: #fbf9f6;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
}

.theme-list > li > a:hover,
.theme-list > li > a:focus-visible {
  border-color: var(--accent);
  color: var(--accent);
}

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

.steps-row > .step-item {
  display: flex;
  flex-direction: column;
}

.steps-row .step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  margin-bottom: 10px;
  border-radius: var(--radius-sm);
  background: var(--accent);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
}

.steps-row .step-name {
  margin: 0 0 6px;
  font-size: 16px;
}

.steps-row .step-desc {
  margin: 0;
  font-size: 14px;
  color: var(--muted);
}

.scope-section {
  padding-bottom: 40px;
}

.scope-grid {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(260px, 1fr);
  gap: 24px;
  align-items: start;
}

.scope-text {
  min-width: 0;
}

.scope-text h2 {
  font-size: 22px;
  margin-bottom: 12px;
}

.scope-text p {
  max-width: var(--wrap-text);
}

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

.scope-list > li {
  position: relative;
  padding-left: 16px;
  font-size: 15px;
  color: var(--ink-soft);
}

.scope-list > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

.scope-aside {
  min-width: 0;
  padding: 20px 22px;
  background: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
}

.scope-aside h3 {
  margin: 0 0 10px;
  font-size: 17px;
}

.scope-aside p {
  font-size: 14px;
  color: var(--muted);
}

.scope-links {
  margin-top: 14px;
  display: grid;
  gap: 8px;
}

.scope-links > li > a {
  display: block;
  padding: 9px 12px;
  min-height: 44px;
  font-size: 14px;
  background: #fbf9f6;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
}

.scope-links > li > a:hover,
.scope-links > li > a:focus-visible {
  border-color: var(--accent);
  color: var(--accent);
}

/* ==========================================================================
   pages · 内页通用标题区
   ========================================================================== */

.page-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 28px;
  align-items: start;
  padding-bottom: 26px;
  margin-bottom: 26px;
  border-bottom: 1px solid var(--line);
}

.page-hero-inner,
.page-hero-text {
  min-width: 0;
}

.page-lead,
.page-lede {
  max-width: var(--wrap-text);
  font-size: 16px;
  color: var(--ink-soft);
}

.page-hero-eyebrow {
  margin: 0 0 8px;
  font-size: 14px;
  color: var(--accent);
}

.page-intro {
  max-width: var(--wrap-text);
  font-size: 16px;
  color: var(--ink-soft);
}

.page-meta {
  margin: 12px 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  font-size: 14px;
  color: var(--muted);
}

.page-meta-item {
  font-size: 14px;
  color: var(--muted);
}

.page-hero-figure,
.page-figure {
  min-width: 0;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--card);
}

.page-hero-figure img,
.page-figure img,
.section-media img,
.theme-media img,
.scope-figure img {
  width: 100%;
  height: auto;
  object-fit: cover;
  background: #eee9e2;
}

.page-hero-figure img,
.page-figure img {
  aspect-ratio: 16 / 10;
}

.page-hero-figure figcaption,
.page-figure figcaption,
.section-media figcaption,
.theme-media figcaption,
.scope-figure figcaption {
  padding: 10px 14px 12px;
  margin: 0;
}

/* ==========================================================================
   pages · 题材分类
   ========================================================================== */

.tag-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}

.tag-item {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--card);
  font-size: 14px;
  color: var(--ink-soft);
}

.tag-item:hover,
.tag-item:focus-visible {
  border-color: var(--accent);
  color: var(--accent);
}

.section-catalog-table,
.section-dimension,
.section-usage,
.section-cross,
.section-related {
  padding-top: 30px;
}

.catalog-table tbody th {
  white-space: nowrap;
  font-weight: 600;
  color: var(--ink);
}

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

.dimension-col {
  min-width: 0;
  padding: 20px 22px;
  background: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
}

.dimension-col h3 {
  margin: 0 0 10px;
  font-size: 17px;
}

.dimension-col p {
  font-size: 15px;
}

.dimension-list {
  margin-top: 12px;
  display: grid;
  gap: 8px;
}

.dimension-list > li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  color: var(--ink-soft);
}

.dimension-list > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--muted);
}

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

.usage-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  min-width: 0;
  padding: 18px 20px;
  background: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
}

.usage-num {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
  background: #f1eee8;
  color: var(--ink);
  font-size: 14px;
  font-weight: 600;
}

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

.usage-body h3 {
  margin: 0 0 6px;
  font-size: 16px;
}

.usage-body p {
  margin: 0;
  font-size: 15px;
  color: var(--ink-soft);
}

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

.cross-col {
  min-width: 0;
  padding: 20px 22px;
  background: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
}

.cross-col h3 {
  margin: 0 0 10px;
  font-size: 17px;
}

.cross-col p {
  font-size: 15px;
}

.cross-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.related-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 14px;
}

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

.related-item > a {
  display: block;
  height: 100%;
  padding: 16px 18px;
  background: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
}

.related-item > a:hover,
.related-item > a:focus-visible {
  border-color: var(--accent);
  box-shadow: var(--shadow-sm);
}

.related-item h3 {
  margin: 0 0 6px;
  font-size: 16px;
}

.related-item p {
  margin: 0;
  font-size: 14px;
  color: var(--muted);
}

/* ==========================================================================
   pages · 最近更新
   ========================================================================== */

.update-list,
.update-notes,
.related-links {
  padding-top: 28px;
}

.update-notes .section-title,
.related-links .section-title {
  margin-bottom: 10px;
}

.update-notes .section-desc,
.related-links .section-desc {
  margin-bottom: 18px;
}

.update-table .col-time {
  white-space: nowrap;
  color: var(--muted);
}

.update-table .col-title {
  font-weight: 600;
  color: var(--ink);
}

.update-table .col-chapter {
  white-space: nowrap;
}

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

.note-col {
  min-width: 0;
  padding: 20px 22px;
  background: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
}

.note-col h3 {
  margin: 0 0 10px;
  font-size: 17px;
}

.note-col p {
  font-size: 15px;
}

.note-list,
.order-list {
  margin-top: 12px;
  display: grid;
  gap: 10px;
}

.note-list > li {
  font-size: 14px;
  color: var(--ink-soft);
}

.note-list > li strong {
  display: block;
  color: var(--ink);
  font-weight: 600;
}

.order-list {
  counter-reset: order;
}

.order-list > li {
  position: relative;
  padding-left: 30px;
  font-size: 14px;
  color: var(--ink-soft);
}

.order-list > li::before {
  counter-increment: order;
  content: counter(order);
  position: absolute;
  left: 0;
  top: 3px;
  width: 20px;
  height: 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: #f1eee8;
  color: var(--ink);
  font-size: 12px;
  font-weight: 600;
}

/* ==========================================================================
   pages · 榜单
   ========================================================================== */

.ranking-board,
.ranking-rule,
.ranking-explain {
  padding-top: 28px;
}

.ranking-board .section-desc,
.ranking-rule .section-desc,
.ranking-explain .section-desc {
  margin-bottom: 18px;
}

.ranking-board .ranking-columns {
  align-items: start;
}

.ranking-board .col-title {
  margin: 0 0 14px;
  font-size: 17px;
}

.ranking-row .rank-body {
  flex: 1 1 auto;
  min-width: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 10px;
}

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

.ranking-row .tag {
  font-size: 12px;
}

.rule-list {
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}

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

.rule-term {
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 6px;
}

.rule-desc {
  margin: 0;
  font-size: 15px;
  color: var(--ink-soft);
}

.change-sample {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  background: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  margin-bottom: 14px;
}

.change-sample .rank-num {
  flex: 0 0 auto;
  width: 26px;
  height: 26px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: #f1eee8;
  color: var(--ink);
  font-size: 13px;
  font-weight: 600;
}

.change-sample .rank-body {
  flex: 1 1 auto;
  min-width: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 10px;
}

.change-sample .rank-name {
  font-size: 15px;
  color: var(--ink);
}

.change-note {
  max-width: var(--wrap-text);
  font-size: 15px;
  color: var(--ink-soft);
}

.rank-links {
  margin-top: 14px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  font-size: 15px;
}

.rank-links a {
  color: var(--accent);
}

.rank-links a:hover,
.rank-links a:focus-visible {
  color: #c95f2c;
}

/* ==========================================================================
   pages · 专题合集
   ========================================================================== */

.theme-groups {
  padding-top: 28px;
}

.theme-groups > h2 {
  font-size: 22px;
  margin-bottom: 18px;
}

.theme-block {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
  gap: 22px;
  padding: 22px;
  background: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  margin-bottom: 18px;
}

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

.theme-block-info h3 {
  margin: 0 0 8px;
  font-size: 18px;
}

.theme-block-desc {
  font-size: 15px;
  color: var(--ink-soft);
}

.theme-block-order {
  font-size: 14px;
  color: var(--muted);
}

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

.theme-tag {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 11px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 13px;
  color: var(--muted);
  background: #fbf9f6;
}

.theme-entry-list {
  min-width: 0;
  display: grid;
  gap: 10px;
}

.theme-entry {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  min-width: 0;
  padding: 12px 14px;
  background: #fbf9f6;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
}

.theme-entry-index {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: var(--radius-sm);
  background: var(--accent);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
}

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

.theme-entry-name {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
}

.theme-entry-note {
  margin: 4px 0 0;
  font-size: 14px;
  color: var(--muted);
}

.theme-media {
  margin-top: 22px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--card);
}

.theme-media img {
  aspect-ratio: 21 / 9;
}

.theme-order {
  padding-top: 30px;
}

.theme-order > h2 {
  font-size: 22px;
}

.section-lead {
  margin: 8px 0 18px;
  max-width: var(--wrap-text);
  font-size: 15px;
  color: var(--muted);
}

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

.order-step {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  min-width: 0;
  padding: 18px 20px;
  background: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
}

.order-step-index {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
  background: #f1eee8;
  color: var(--ink);
  font-size: 14px;
  font-weight: 600;
}

.order-step-body {
  min-width: 0;
}

.order-step-name {
  margin: 0 0 6px;
  font-size: 16px;
}

.order-step-body p {
  margin: 0;
  font-size: 15px;
  color: var(--ink-soft);
}

.theme-pick {
  padding-top: 30px;
}

.theme-pick > h2 {
  font-size: 22px;
  margin-bottom: 18px;
}

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

.pick-col {
  min-width: 0;
  padding: 20px 22px;
  background: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
}

.pick-col h3 {
  margin: 0 0 8px;
  font-size: 17px;
}

.pick-col p {
  font-size: 15px;
}

.pick-list {
  margin-top: 12px;
  display: grid;
  gap: 8px;
}

.pick-list > li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  color: var(--ink-soft);
}

.pick-list > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

.related-links[aria-label="相关内容"] {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 16px;
  padding-top: 30px;
}

.related-links-label {
  font-size: 14px;
  color: var(--muted);
}

.related-links-item {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--card);
  font-size: 14px;
}

.related-links-item:hover,
.related-links-item:focus-visible {
  border-color: var(--accent);
  color: var(--accent);
}

/* ==========================================================================
   pages · 阅读指引
   ========================================================================== */

.guide-steps,
.guide-settings,
.guide-faq,
.guide-limits,
.guide-links {
  padding-top: 30px;
}

.guide-steps .section-intro,
.guide-faq .section-intro,
.guide-links .section-intro {
  margin: 8px 0 18px;
  max-width: var(--wrap-text);
  font-size: 15px;
  color: var(--muted);
}

.section-media {
  margin: 0 0 22px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--card);
}

.section-media img {
  aspect-ratio: 21 / 9;
}

.guide-steps .step-list {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.guide-steps .step-item {
  display: flex;
  flex-direction: column;
}

.guide-steps .step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  margin-bottom: 10px;
  border-radius: var(--radius-sm);
  background: var(--accent);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
}

.guide-steps .step-name {
  margin: 0 0 6px;
  font-size: 16px;
}

.guide-steps .step-desc {
  margin: 0;
  font-size: 14px;
  color: var(--muted);
}

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

.settings-col {
  min-width: 0;
  padding: 20px 22px;
  background: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
}

.settings-col .col-title {
  margin: 0 0 10px;
  font-size: 17px;
}

.settings-col p {
  font-size: 15px;
}

.col-list {
  margin-top: 12px;
  display: grid;
  gap: 8px;
}

.col-list > li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  color: var(--ink-soft);
}

.col-list > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--muted);
}

.toggle-block {
  margin-top: 14px;
  padding: 14px 16px;
  background: #fbf9f6;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
}

.toggle-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-size: 15px;
  color: var(--ink);
}

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

.toggle-status {
  margin: 10px 0 0;
  font-size: 14px;
  color: var(--accent);
}

.toggle-target {
  margin-top: 12px;
  padding: 12px 14px;
  background: var(--card);
  border: 1px dashed var(--line);
  border-radius: var(--radius-sm);
  font-size: 14px;
  color: var(--ink-soft);
}

.toggle-target[hidden] {
  display: none;
}

.toggle-note {
  margin: 10px 0 0;
  font-size: 13px;
  color: var(--muted);
}

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

.faq-item {
  background: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  overflow: hidden;
}

.faq-question {
  display: flex;
  align-items: center;
  min-height: 52px;
  padding: 12px 18px;
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
}

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

.faq-question::after {
  content: "+";
  margin-left: auto;
  padding-left: 14px;
  color: var(--muted);
  font-weight: 400;
}

.faq-item[open] .faq-question::after {
  content: "–";
  color: var(--accent);
}

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

.faq-answer {
  padding: 0 18px 16px;
}

.faq-answer p {
  margin: 0;
  font-size: 15px;
  color: var(--ink-soft);
}

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

.limits-col {
  min-width: 0;
  padding: 20px 22px;
  background: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
}

.limits-col .col-title {
  margin: 0 0 10px;
  font-size: 17px;
}

.link-card-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 14px;
}

/* ==========================================================================
   pages · 站点说明
   ========================================================================== */

.section-scope,
.section-rules,
.section-feedback,
.section-maintain {
  padding-top: 30px;
}

.section-scope .section-inner,
.section-rules .section-inner,
.section-feedback .section-inner,
.section-maintain .section-inner {
  padding: 0;
}

.scope-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  gap: 24px;
  align-items: start;
}

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

.subsection-title {
  margin: 0 0 10px;
  font-size: 17px;
  color: var(--ink);
}

.scope-col-intro p {
  max-width: var(--wrap-text);
  font-size: 15px;
}

.scope-figure {
  margin-top: 16px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--card);
}

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

.scope-col-lists {
  display: grid;
  gap: 20px;
}

.scope-block {
  min-width: 0;
  padding: 20px 22px;
  background: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
}

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

.rules-card {
  min-width: 0;
  padding: 20px 22px;
  background: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
}

.rules-card-title {
  margin: 0 0 10px;
  font-size: 17px;
}

.rules-card p {
  font-size: 15px;
}

.feedback-steps {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.feedback-steps .step-item {
  display: flex;
  flex-direction: column;
}

.feedback-steps .step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  margin-bottom: 10px;
  border-radius: var(--radius-sm);
  background: var(--accent);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
}

.feedback-steps .step-title {
  margin: 0 0 6px;
  font-size: 16px;
}

.feedback-steps .step-item > p {
  margin: 0;
  font-size: 14px;
  color: var(--muted);
}

.feedback-entry {
  margin-top: 24px;
  padding: 20px 22px;
  background: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
}

.maintain-block {
  padding: 20px 22px;
  background: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
}

.maintain-block p {
  max-width: var(--wrap-text);
  font-size: 15px;
}

.maintain-links {
  margin-top: 22px;
}

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

.check-item {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  color: var(--ink-soft);
}

.check-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 7px;
  width: 10px;
  height: 6px;
  border-left: 2px solid var(--accent);
  border-bottom: 2px solid var(--accent);
  transform: rotate(-45deg);
}

/* ==========================================================================
   pages · 404
   ========================================================================== */

.error-main {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 64px 24px 72px;
}

.error-inner {
  width: 100%;
  max-width: 720px;
  text-align: left;
}

.error-code {
  margin: 0 0 6px;
  font-size: 15px;
  color: var(--accent);
}

.error-inner h1 {
  font-size: 34px;
  margin-bottom: 14px;
}

.error-lead {
  max-width: 620px;
  font-size: 16px;
  color: var(--ink-soft);
}

.error-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 22px 0 30px;
}

.error-links {
  padding: 20px 22px;
  background: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
}

.error-links-title {
  margin: 0 0 12px;
  font-size: 17px;
}

.error-link-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px;
}

.error-link-list > li > a {
  display: flex;
  align-items: center;
  min-height: 44px;
  padding: 0 14px;
  background: #fbf9f6;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
  font-size: 15px;
}

.error-link-list > li > a:hover,
.error-link-list > li > a:focus-visible {
  border-color: var(--accent);
  color: var(--accent);
}

/* ==========================================================================
   responsive · 断点收敛
   ========================================================================== */

@media (max-width: 1080px) {
  .hero-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 26px;
  }

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

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

  .footer-about {
    grid-column: 1 / -1;
  }

  .guide-steps .step-list,
  .feedback-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .cover-wall {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (max-width: 960px) {
  .main-nav {
    display: none;
  }

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

  .header-inner {
    gap: 16px;
  }

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

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

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

  .theme-media img,
  .section-media img {
    aspect-ratio: 16 / 9;
  }
}

@media (max-width: 860px) {
  .genre-grid,
  .theme-columns,
  .theme-pick-grid,
  .limits-columns,
  .rules-grid,
  .dimension-grid,
  .cross-grid,
  .settings-columns,
  .notes-columns,
  .ranking-columns {
    grid-template-columns: minmax(0, 1fr);
  }

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

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

@media (max-width: 720px) {
  .inner-main,
  .header-inner,
  .section,
  .hero {
    padding-left: 18px;
    padding-right: 18px;
  }

  .hero {
    padding-top: 28px;
  }

  .page-title,
  .hero-intro h1,
  .error-inner h1 {
    font-size: 26px;
  }

  .section-head h2,
  .section-title,
  .theme-groups > h2,
  .theme-order > h2,
  .theme-pick > h2,
  .scope-text h2 {
    font-size: 19px;
  }

  .table-wrap {
    overflow-x: visible;
    border: 0;
    background: transparent;
  }

  .index-table,
  .data-table {
    min-width: 0;
    display: block;
  }

  .index-table thead,
  .data-table thead {
    display: none;
  }

  .index-table tbody,
  .data-table tbody {
    display: grid;
    gap: 12px;
  }

  .index-table tbody tr,
  .data-table tbody tr {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    padding: 14px 16px;
    background: var(--card);
    border: 1px solid var(--line-soft);
    border-radius: var(--radius);
  }

  .index-table tbody th,
  .index-table tbody td,
  .data-table tbody td {
    display: grid;
    grid-template-columns: 88px minmax(0, 1fr);
    gap: 10px;
    padding: 6px 0;
    border-bottom: 0;
  }

  .index-table tbody th::before,
  .index-table tbody td::before,
  .data-table tbody td::before {
    content: attr(data-label);
    color: var(--muted);
    font-size: 13px;
  }

  .index-table tbody tr:hover,
  .data-table tbody tr:hover {
    background: var(--card);
  }

  .footer-inner {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    padding: 34px 18px 22px;
    gap: 24px 20px;
  }

  .footer-bottom > p {
    padding: 14px 18px;
  }

  .mobile-menu-inner {
    padding: 16px 18px 22px;
  }

  .error-main {
    padding: 44px 18px 56px;
  }

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

@media (max-width: 560px) {
  .cover-wall {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
  }

  .hero-nav-list,
  .mobile-group-list,
  .guide-steps .step-list,
  .feedback-steps,
  .steps-row {
    grid-template-columns: minmax(0, 1fr);
  }

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

  .usage-item,
  .order-step,
  .theme-entry {
    gap: 10px;
  }

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

  .index-table tbody th,
  .index-table tbody td,
  .data-table tbody td {
    grid-template-columns: minmax(0, 1fr);
    gap: 2px;
  }
}

@media (max-width: 400px) {
  .inner-main,
  .header-inner,
  .section,
  .hero {
    padding-left: 14px;
    padding-right: 14px;
  }

  .footer-inner {
    padding-left: 14px;
    padding-right: 14px;
  }

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

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

/* 程序验收反馈：修复网格孤项 */
@media (min-width: 769px) {
  .genre-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}