/* ==========================================================================
   风车动漫 · 全站样式表
   base → layout → components → pages → responsive
   ========================================================================== */

/* --------------------------------------------------------------------------
   base：变量、重置、排版基础
   -------------------------------------------------------------------------- */
:root {
  --bg: #f7f8fa;
  --surface: #ffffff;
  --ink: #1f2328;
  --ink-soft: #5c6470;
  --line: #e3e6ea;
  --line-strong: #dfe3e8;
  --accent: #2f6fb2;
  --accent-deep: #245a92;
  --tag-bg: #eef2f7;
  --radius: 6px;
  --radius-sm: 4px;
  --wrap: 1160px;
  --wrap-narrow: 880px;
  --font-sans: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", "Source Han Sans SC", sans-serif;
  --font-num: ui-monospace, "SFMono-Regular", "Menlo", Consolas, monospace;
}

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

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

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

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

p {
  margin: 0;
}

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

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.16s ease, border-color 0.16s ease;
}

a:hover {
  color: var(--accent-deep);
}

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

figure {
  margin: 0;
}

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

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

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 40;
  padding: 10px 16px;
  background: var(--accent);
  color: #fff;
  border-radius: 0 0 var(--radius-sm) 0;
}

.skip-link:focus {
  left: 0;
  color: #fff;
}

/* --------------------------------------------------------------------------
   layout：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: 30;
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}

.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: baseline;
  gap: 8px;
  font-size: 19px;
  font-weight: 600;
  color: var(--ink);
  white-space: nowrap;
}

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

.brand-sub {
  font-size: 12px;
  font-weight: 400;
  color: var(--ink-soft);
  letter-spacing: 0;
}

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

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

.nav-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 12px;
  font-size: 15px;
  color: var(--ink);
  border-bottom: 2px solid transparent;
}

.nav-link:hover {
  color: var(--accent);
}

.nav-link.is-current {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.nav-toggle {
  display: none;
  margin-left: auto;
  width: 44px;
  height: 44px;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  border-radius: var(--radius-sm);
}

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

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

.inner-main {
  max-width: var(--wrap-narrow);
  margin: 0 auto;
  padding: 28px 24px 64px;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--ink-soft);
  margin-bottom: 18px;
}

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

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

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

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

.page-header {
  padding-bottom: 22px;
  margin-bottom: 34px;
  border-bottom: 1px solid var(--line);
}

.page-title {
  font-size: 34px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 12px;
}

.page-description,
.page-lead {
  max-width: 720px;
  font-size: 15px;
  color: var(--ink-soft);
}

.page-description a {
  border-bottom: 1px solid var(--line-strong);
}

.page-lead {
  margin-top: 10px;
}

.site-footer {
  flex: 0 0 auto;
  background: var(--surface);
  border-top: 1px solid var(--line);
  margin-top: 48px;
}

.footer-inner {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 40px 24px 28px;
  display: grid;
  grid-template-columns: minmax(240px, 1.2fr) minmax(0, 2fr);
  gap: 40px;
}

.footer-brand-name {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 8px;
}

.footer-brand-desc {
  font-size: 13px;
  color: var(--ink-soft);
  max-width: 320px;
}

.footer-nav {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.footer-group-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 10px;
}

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

.footer-list a {
  font-size: 13px;
  color: var(--ink-soft);
}

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

.footer-bottom {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 16px 24px 28px;
  border-top: 1px solid var(--line);
}

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

.footer-copy {
  margin-top: 6px;
  font-size: 12px;
  color: var(--ink-soft);
}

/* --------------------------------------------------------------------------
   components：通用区块、标签、按钮、卡片、表格、FAQ
   -------------------------------------------------------------------------- */
.section {
  margin-bottom: 56px;
}

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

.section-index {
  display: block;
  font-family: var(--font-num);
  font-size: 12px;
  color: var(--accent);
  margin-bottom: 6px;
}

.section-title {
  font-size: 22px;
  font-weight: 600;
}

.section-lead,
.section-desc,
.section-intro {
  margin-top: 8px;
  max-width: 720px;
  font-size: 15px;
  color: var(--ink-soft);
}

.section-more {
  margin-top: 20px;
}

.link-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  color: var(--accent);
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 2px;
}

.link-more::after {
  content: "→";
  font-family: var(--font-num);
}

.link-more:hover {
  border-bottom-color: var(--accent);
}

.section-footnote {
  margin-top: 20px;
  font-size: 13px;
  color: var(--ink-soft);
}

.section-footnote a {
  border-bottom: 1px solid var(--line-strong);
  margin-right: 14px;
}

.tag {
  display: inline-block;
  padding: 2px 8px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--ink-soft);
  background: var(--tag-bg);
  border-radius: var(--radius-sm);
  white-space: nowrap;
}

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

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

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

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

.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* 封面卡（首页 / 题材分类 / 最近更新共用基底） */
.cover-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.cover-card {
  background: var(--surface);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 0.16s ease, color 0.16s ease;
}

.cover-card:hover {
  border-color: var(--accent);
}

.cover-figure {
  aspect-ratio: 3 / 4;
  background: var(--tag-bg);
}

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

.cover-name {
  font-size: 15px;
  font-weight: 600;
  padding: 12px 14px 0;
}

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

.cover-name a:hover {
  color: var(--accent);
}

.cover-meta,
.cover-tags {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 8px 14px 14px;
}

.cover-tags {
  padding-top: 0;
}

.cover-status {
  font-size: 12px;
  color: var(--ink-soft);
}

/* 字段表（首页 / 最近更新 / 阅读说明共用） */
.field-table {
  width: 100%;
  font-size: 14px;
  background: var(--surface);
  border: 1px solid var(--line-strong);
}

.field-table caption,
.field-caption,
.field-table-caption {
  caption-side: top;
  text-align: left;
  padding: 10px 14px;
  font-size: 13px;
  color: var(--ink-soft);
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}

.field-table th,
.field-table td {
  padding: 10px 14px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line);
}

.field-table thead th {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-soft);
  background: var(--tag-bg);
}

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

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

/* --------------------------------------------------------------------------
   pages：首页
   -------------------------------------------------------------------------- */
.top-strip {
  background: var(--ink);
  color: #e8ebef;
}

.top-strip-text {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 8px 24px;
  font-size: 13px;
  line-height: 1.6;
}

.home-main {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 24px 72px;
}

/* 首屏目录区 */
.hero {
  padding: 48px 0 44px;
  border-bottom: 1px solid var(--line);
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
  gap: 48px;
  align-items: start;
}

.hero-kicker {
  font-family: var(--font-num);
  font-size: 12px;
  color: var(--accent);
  margin-bottom: 12px;
}

.hero-title {
  font-size: 34px;
  font-weight: 600;
  margin-bottom: 16px;
  max-width: 620px;
}

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

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

.hero-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  margin: 32px 0 0;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

.hero-fact dt {
  font-size: 12px;
  color: var(--ink-soft);
  margin-bottom: 4px;
}

.hero-fact dd {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
}

.hero-figure {
  background: var(--surface);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  overflow: hidden;
}

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

.hero-figure figcaption {
  padding: 10px 14px;
  font-size: 13px;
  color: var(--ink-soft);
  border-top: 1px solid var(--line);
}

/* 题材分类方向速览 */
.tacai-rows {
  border-top: 1px solid var(--line);
}

.tacai-row {
  display: grid;
  grid-template-columns: 48px minmax(120px, 0.7fr) minmax(0, 1.5fr) minmax(0, 1.3fr) auto;
  gap: 20px;
  align-items: baseline;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.tacai-index {
  font-family: var(--font-num);
  font-size: 13px;
  color: var(--ink-soft);
}

.tacai-name {
  font-size: 17px;
  font-weight: 600;
}

.tacai-trait,
.tacai-org {
  font-size: 15px;
  color: var(--ink-soft);
}

/* 最近更新目录 */
.month-group + .month-group {
  margin-top: 28px;
}

.month-title {
  font-size: 17px;
  font-weight: 600;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
}

.update-list {
  margin-top: 4px;
}

.update-item {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) auto minmax(120px, 0.8fr);
  gap: 16px;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.update-name {
  font-size: 15px;
}

.update-status {
  font-size: 13px;
  color: var(--ink-soft);
  text-align: right;
}

/* 榜单排行速览 */
.rank-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.rank-block {
  background: var(--surface);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  padding: 20px;
}

.rank-name {
  font-size: 17px;
  font-weight: 600;
}

.rank-basis {
  margin-top: 6px;
  font-size: 13px;
  color: var(--ink-soft);
}

.rank-items {
  margin-top: 16px;
  border-top: 1px solid var(--line);
}

.rank-item {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
}

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

.rank-no {
  font-family: var(--font-num);
  font-size: 13px;
  color: var(--accent);
}

.rank-item-name {
  font-size: 14px;
}

/* 阅读说明与收录边界摘要 */
.explain-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: 40px;
  align-items: start;
}

.explain-subtitle {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 14px;
}

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

.boundary-item {
  padding: 12px 0;
  font-size: 15px;
  color: var(--ink-soft);
  border-bottom: 1px solid var(--line);
}

/* 站内页面索引 */
.index-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

.index-name {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
}

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

.index-link {
  font-size: 14px;
  border-bottom: 1px solid var(--line-strong);
}

.index-link:hover {
  border-bottom-color: var(--accent);
}

/* --------------------------------------------------------------------------
   pages：内页通用模块
   -------------------------------------------------------------------------- */
.page-tacai-fenlei .section-genre-table,
.page-tacai-fenlei .section-genre-covers,
.page-tacai-fenlei .section-genre-rules,
.page-tacai-fenlei .section-related,
.page-zuijin-gengxin .update-archive,
.page-zuijin-gengxin .update-fields,
.page-zuijin-gengxin .update-covers,
.page-bangdan-paihang .section-ranking-board,
.page-bangdan-paihang .section-basis,
.page-bangdan-paihang .section-scene,
.page-yuedu-shuoming .section-fields,
.page-yuedu-shuoming .section-scope,
.page-yuedu-shuoming .section-faq,
.page-yuedu-shuoming .section-next {
  margin-bottom: 52px;
}

/* 题材分类对照表 */
.genre-table {
  border-top: 1px solid var(--line);
}

.genre-row {
  display: grid;
  grid-template-columns: minmax(96px, 0.7fr) minmax(0, 1.5fr) minmax(0, 1.2fr) minmax(0, 1.1fr);
  gap: 18px;
  align-items: start;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.genre-row-head {
  padding: 10px 0;
}

.genre-row-head .genre-cell {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-soft);
}

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

.genre-cell-name {
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
}

.genre-cell-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

/* 分类依据与标签说明 */
.rule-list {
  border-top: 1px solid var(--line);
}

.rule-item {
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.rule-title {
  font-size: 17px;
  font-weight: 600;
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 8px;
}

.rule-num {
  font-family: var(--font-num);
  font-size: 13px;
  color: var(--accent);
}

.rule-text {
  font-size: 15px;
  color: var(--ink-soft);
  max-width: 720px;
}

/* 相关推荐 */
.related-list {
  border-top: 1px solid var(--line);
}

.related-item {
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.related-item a {
  font-size: 16px;
  font-weight: 600;
}

.related-desc {
  margin-top: 6px;
  font-size: 14px;
  color: var(--ink-soft);
  max-width: 720px;
}

/* 最近更新：按月归档 */
.update-archive .section-title,
.update-fields .section-title,
.update-covers .section-title {
  margin-bottom: 4px;
}

.update-month {
  margin-top: 28px;
  border-top: 1px solid var(--line);
}

.update-month .month-title {
  padding-top: 14px;
  border-bottom: 0;
}

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

.update-record {
  display: grid;
  grid-template-columns: 40px minmax(0, 1.6fr) minmax(0, 0.9fr) minmax(110px, 0.7fr);
  gap: 16px;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.record-index {
  font-family: var(--font-num);
  font-size: 13px;
  color: var(--ink-soft);
}

.record-name {
  font-size: 15px;
}

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

.record-status {
  font-size: 13px;
  color: var(--ink-soft);
  text-align: right;
}

.update-covers .cover-grid {
  margin-top: 20px;
}

.cover-caption {
  padding: 10px 14px 14px;
}

.cover-caption .cover-name {
  display: block;
  padding: 0;
  font-size: 15px;
  font-weight: 600;
}

.cover-caption .cover-tag {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  color: var(--ink-soft);
}

/* 榜单排行：三列速览 */
.ranking-columns {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.ranking-block {
  background: var(--surface);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  padding: 20px;
}

.ranking-block-head {
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.ranking-block-name {
  font-size: 17px;
  font-weight: 600;
}

.ranking-block-basis {
  margin-top: 6px;
  font-size: 13px;
  color: var(--ink-soft);
}

.ranking-item {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  gap: 12px;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

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

.ranking-cover {
  width: 56px;
  aspect-ratio: 3 / 4;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--tag-bg);
}

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

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

.ranking-rank {
  font-family: var(--font-num);
  font-size: 12px;
  color: var(--accent);
}

.ranking-name {
  font-size: 14px;
  margin-top: 2px;
}

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

/* 排序依据与统计口径 */
.basis-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.basis-item {
  padding-top: 16px;
  border-top: 2px solid var(--line-strong);
}

.basis-index {
  font-family: var(--font-num);
  font-size: 13px;
  color: var(--accent);
  margin-bottom: 6px;
}

.basis-name {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 8px;
}

.basis-text {
  font-size: 15px;
  color: var(--ink-soft);
}

/* 榜单适用场景表 */
.scene-table {
  font-size: 14px;
  background: var(--surface);
  border: 1px solid var(--line-strong);
}

.scene-caption {
  caption-side: top;
  text-align: left;
  padding: 10px 14px;
  font-size: 13px;
  color: var(--ink-soft);
  border-bottom: 1px solid var(--line);
}

.scene-table th,
.scene-table td {
  padding: 12px 14px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line);
}

.scene-table thead th {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-soft);
  background: var(--tag-bg);
}

.scene-table tbody th {
  font-weight: 600;
  white-space: nowrap;
}

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

/* 阅读说明：字段表与配图 */
.table-wrap {
  overflow-x: auto;
}

.field-name {
  font-weight: 600;
  white-space: nowrap;
}

.section-figure {
  margin-top: 28px;
  background: var(--surface);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  overflow: hidden;
}

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

.section-figure figcaption {
  padding: 10px 14px;
  font-size: 13px;
  color: var(--ink-soft);
  border-top: 1px solid var(--line);
}

/* 收录范围与整理方式 */
.scope-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.scope-item {
  padding-top: 16px;
  border-top: 2px solid var(--line-strong);
}

.scope-item-title {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 10px;
}

.scope-item p {
  font-size: 15px;
  color: var(--ink-soft);
}

.scope-item p + p {
  margin-top: 8px;
}

/* 常见疑问 */
.faq-list {
  border-top: 1px solid var(--line);
}

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

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

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

.faq-question::after {
  content: "+";
  position: absolute;
  right: 6px;
  top: 15px;
  font-family: var(--font-num);
  font-size: 18px;
  color: var(--accent);
}

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

.faq-answer {
  padding: 0 0 18px;
  font-size: 15px;
  color: var(--ink-soft);
  max-width: 720px;
}

/* 继续浏览 */
.next-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  border-top: 1px solid var(--line);
  padding-top: 22px;
}

.next-link {
  font-size: 16px;
  font-weight: 600;
}

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

/* --------------------------------------------------------------------------
   pages：404
   -------------------------------------------------------------------------- */
.error-main {
  max-width: var(--wrap-narrow);
  margin: 0 auto;
  padding: 64px 24px 72px;
}

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

.error-code {
  font-family: var(--font-num);
  font-size: 13px;
  color: var(--accent);
  margin-bottom: 10px;
}

.error-title {
  font-size: 34px;
  font-weight: 600;
  margin-bottom: 14px;
}

.error-desc {
  font-size: 16px;
  color: var(--ink-soft);
  max-width: 640px;
}

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

.action-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 18px;
  font-size: 15px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--ink);
}

.action-link:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.error-hint {
  padding-top: 28px;
}

.error-hint-title {
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 10px;
}

.error-hint-text {
  font-size: 15px;
  color: var(--ink-soft);
  max-width: 720px;
}

.error-hint-list {
  margin-top: 18px;
  border-top: 1px solid var(--line);
}

.error-hint-list li {
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.error-hint-list a {
  font-size: 15px;
}

/* --------------------------------------------------------------------------
   responsive：1024px 与 768px 断点
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .hero-inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 32px;
  }

  .hero-figure {
    max-width: 560px;
  }

  .rank-grid,
  .ranking-columns,
  .basis-grid,
  .scope-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

@media (max-width: 768px) {
  .header-inner {
    padding: 0 16px;
    min-height: 58px;
    flex-wrap: wrap;
    gap: 12px;
  }

  .nav-toggle {
    display: flex;
  }

  .site-nav {
    margin-left: 0;
    width: 100%;
    order: 3;
  }

  .nav-list {
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding-bottom: 10px;
  }

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

  .nav-link {
    min-height: 46px;
    padding: 0 4px;
    border-bottom: 1px solid var(--line);
  }

  .nav-link.is-current {
    border-bottom-color: var(--accent);
  }

  .inner-main {
    padding: 22px 16px 52px;
  }

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

  .page-header {
    margin-bottom: 26px;
  }

  .home-main {
    padding: 0 16px 56px;
  }

  .top-strip-text {
    padding: 8px 16px;
  }

  .hero {
    padding: 32px 0 34px;
  }

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

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

  .section {
    margin-bottom: 42px;
  }

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

  .tacai-row {
    grid-template-columns: 36px minmax(0, 1fr);
    gap: 8px 14px;
  }

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

  .tacai-trait,
  .tacai-org,
  .tacai-row .tag {
    grid-column: 2;
  }

  .update-item {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 8px 12px;
  }

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

  .update-status {
    text-align: right;
  }

  .cover-grid,
  .rank-grid,
  .ranking-columns,
  .basis-grid,
  .scope-grid,
  .index-grid,
  .next-list {
    grid-template-columns: minmax(0, 1fr);
  }

  .explain-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 28px;
  }

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

  .genre-row-head {
    display: none;
  }

  .genre-cell-name {
    font-size: 15px;
  }

  .update-record {
    grid-template-columns: 32px minmax(0, 1fr);
    gap: 6px 12px;
  }

  .record-name {
    grid-column: 2;
  }

  .record-tag,
  .record-status {
    grid-column: 2;
    text-align: left;
  }

  .footer-inner {
    padding: 32px 16px 22px;
  }

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

  .footer-bottom {
    padding: 14px 16px 24px;
  }

  .error-main {
    padding: 44px 16px 56px;
  }

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

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

  .field-table th,
  .field-table td,
  .scene-table th,
  .scene-table td {
    padding: 9px 10px;
  }
}

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