/* ============================================================
   大象短剧网 — 全站样式表
   视觉方向：报纸编辑风 / 白色画布 / 细横线骨架 / 赭红批注
   ============================================================ */

/* ============================================================
   1. Base — 基础变量、重置、字体与通用元素
   ============================================================ */
:root {
  --color-ink: #111111;
  --color-paper: #ffffff;
  --color-muted: #3a3a3a;
  --color-wash: #e8e4d8;
  --color-accent: #9e2b25;
  --color-line: #d8d4c8;
  --color-line-dark: #b5b0a2;
  --font-serif: Georgia, 'Songti SC', 'Noto Serif SC', 'SimSun', serif;
  --font-sans: -apple-system, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --container-width: 1120px;
  --gutter: 16px;
  --space-xs: 8px;
  --space-sm: 16px;
  --space-md: 24px;
  --space-lg: 40px;
  --space-xl: 64px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  color: var(--color-ink);
  background: var(--color-paper);
  line-height: 1.7;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

img,
figure,
picture {
  display: block;
  max-width: 100%;
}

img {
  height: auto;
  border: 0;
}

a {
  color: var(--color-ink);
  text-decoration: none;
  transition: color 0.15s ease, background-color 0.15s ease;
}

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

ul,
ol {
  list-style: none;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-serif);
  line-height: 1.35;
  font-weight: 700;
}

p {
  margin-bottom: 0.85em;
}

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

summary {
  cursor: pointer;
  list-style: none;
}

summary::-webkit-details-marker {
  display: none;
}

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

/* 通用容器 */
.site-header,
.site-main,
.site-footer {
  width: 100%;
}

/* 页面根级布局 — 供内页使用 */
.site-body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.site-body .site-main {
  flex: 1 0 auto;
}

/* ============================================================
   2. Layout — 全局布局骨架：页头、页脚、主容器、面包屑
   ============================================================ */

/* ---------- 页头 ---------- */
.site-header {
  background: var(--color-paper);
  border-bottom: 2px solid var(--color-ink);
  position: relative;
  z-index: 100;
}

.header-inner {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: var(--space-sm);
}

.brand-logo {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  line-height: 1.2;
  padding: 10px 0;
}

.brand-name {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.brand-tag {
  font-size: 0.72rem;
  color: var(--color-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* 主导航 — 桌面端 */
.site-nav {
  display: flex;
  align-items: center;
}

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

.nav-list li {
  margin: 0;
}

.nav-link {
  display: inline-block;
  padding: 8px 14px;
  font-size: 0.95rem;
  color: var(--color-ink);
  border-bottom: 2px solid transparent;
  transition: border-color 0.15s ease, color 0.15s ease;
}

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

.nav-link.is-current {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
  font-weight: 600;
}

/* 汉堡按钮 — 默认隐藏 */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  background: transparent;
  border: 1px solid var(--color-line-dark);
  border-radius: 4px;
  transition: background-color 0.15s ease;
}

.nav-toggle:hover {
  background: var(--color-wash);
}

.nav-toggle-bar {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-ink);
  transition: transform 0.2s ease, opacity 0.2s ease;
}

/* 汉堡按钮展开状态 */
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ---------- 面包屑 ---------- */
.breadcrumb {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 14px var(--gutter) 0;
  font-size: 0.85rem;
  color: var(--color-muted);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
}

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

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

.breadcrumb-sep {
  color: var(--color-line-dark);
  margin: 0 2px;
}

.breadcrumb-current {
  color: var(--color-ink);
  font-weight: 600;
}

/* ---------- 主内容区 ---------- */
.site-main {
  width: 100%;
}

/* 内页统一主容器 */
.inner-main .page-header,
.inner-main .page-layout,
.inner-main .breadcrumb {
  max-width: var(--container-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}

/* ---------- 内页标题区（页面小报头） ---------- */
.page-header {
  padding-top: 28px;
  padding-bottom: 20px;
  border-bottom: 3px double var(--color-ink);
  margin-bottom: 32px;
}

.page-title {
  font-size: 2rem;
  line-height: 1.25;
  margin-bottom: 10px;
}

.page-description {
  font-size: 1rem;
  color: var(--color-muted);
  max-width: 720px;
}

.page-intro {
  font-size: 0.95rem;
  color: var(--color-muted);
  margin-top: 8px;
  max-width: 720px;
}

/* 内页双栏布局：主内容 + 侧栏 */
.page-layout {
  display: flex;
  gap: 40px;
  align-items: flex-start;
  padding-bottom: 48px;
}

.page-layout .main-content,
.page-layout .article-content {
  flex: 1 1 720px;
  min-width: 0;
}

.page-layout .content-sidebar,
.page-layout .article-sidebar {
  flex: 0 0 300px;
  max-width: 300px;
  min-width: 240px;
}

/* ---------- 页脚 ---------- */
.site-footer {
  background: var(--color-ink);
  color: #e8e4d8;
  margin-top: auto;
}

.footer-inner {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 44px var(--gutter) 28px;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 32px;
}

.footer-col-title {
  font-family: var(--font-serif);
  font-size: 1rem;
  color: #e8e4d8;
  margin-bottom: 14px;
  border-bottom: 1px solid rgba(232, 228, 216, 0.2);
  padding-bottom: 6px;
}

.footer-brand-name {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  color: #e8e4d8;
  margin-bottom: 8px;
}

.footer-brand-desc {
  font-size: 0.88rem;
  color: #b5b0a2;
  line-height: 1.65;
}

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

.footer-links a {
  color: #b5b0a2;
  font-size: 0.88rem;
  line-height: 1.5;
}

.footer-links a:hover {
  color: #e8e4d8;
  text-decoration: underline;
}

.boundary-text {
  font-size: 0.85rem;
  color: #b5b0a2;
  line-height: 1.6;
  border-left: 2px solid var(--color-accent);
  padding-left: 12px;
  margin-top: 4px;
}

.footer-bottom {
  border-top: 1px solid rgba(232, 228, 216, 0.15);
  padding: 16px var(--gutter);
  text-align: center;
}

.footer-bottom p {
  font-size: 0.82rem;
  color: #8a8578;
  margin: 0;
}

/* ============================================================
   3. Components — 通用组件
   ============================================================ */

/* ---------- 区块标题行 ---------- */
.section-heading-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  border-bottom: 2px solid var(--color-ink);
  padding-bottom: 8px;
  margin-bottom: 20px;
}

.section-title {
  font-size: 1.4rem;
  line-height: 1.3;
  margin: 0;
}

.section-more-link {
  font-size: 0.88rem;
  color: var(--color-accent);
  white-space: nowrap;
}

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

.section-more-link:hover {
  text-decoration: underline;
}

.section-intro {
  color: var(--color-muted);
  font-size: 0.95rem;
  margin-bottom: 24px;
  max-width: 720px;
}

/* ---------- 折叠问答（共用） ---------- */
.faq-item {
  border-bottom: 1px solid var(--color-line);
  padding: 0;
}

.faq-item summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 16px 8px;
  font-weight: 600;
  font-size: 1rem;
  line-height: 1.5;
  min-height: 44px;
}

.faq-item summary::after {
  content: "+";
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--color-accent);
  flex-shrink: 0;
  transition: transform 0.2s ease;
}

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

.faq-item[open] summary {
  color: var(--color-accent);
}

.faq-item p {
  padding: 0 8px 16px;
  color: var(--color-muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ---------- 图片通用 ---------- */
figure {
  margin: 0;
}

figcaption {
  font-size: 0.82rem;
  color: var(--color-muted);
  padding-top: 8px;
  text-align: center;
  line-height: 1.5;
}

/* ---------- 清除按钮 ---------- */
.clear-progress-btn {
  display: inline-block;
  background: transparent;
  border: 1px solid var(--color-accent);
  color: var(--color-accent);
  font-size: 0.9rem;
  padding: 10px 24px;
  min-height: 44px;
  border-radius: 4px;
  transition: background-color 0.15s ease, color 0.15s ease;
}

.clear-progress-btn:hover {
  background: var(--color-accent);
  color: var(--color-paper);
}

/* ============================================================
   4. Pages — 首页
   ============================================================ */

/* ---------- 首页 Hero 报头区 ---------- */
.hero-header {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 40px var(--gutter) 20px;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 32px;
  align-items: center;
  border-bottom: 3px double var(--color-ink);
}

.hero-copy {
  padding-right: 8px;
}

.hero-kicker {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-accent);
  border-top: 2px solid var(--color-accent);
  padding-top: 6px;
  margin-bottom: 16px;
}

.hero-title {
  font-size: 2.6rem;
  line-height: 1.2;
  margin-bottom: 16px;
  max-width: 600px;
}

.hero-lead {
  font-size: 1.02rem;
  color: var(--color-muted);
  line-height: 1.75;
  margin-bottom: 24px;
  max-width: 560px;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--color-ink);
  color: var(--color-paper);
  padding: 12px 28px;
  min-height: 44px;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 4px;
  transition: background-color 0.15s ease;
}

.hero-cta:hover {
  background: var(--color-accent);
  color: var(--color-paper);
}

.cta-arrow {
  font-size: 1.1rem;
  line-height: 1;
}

.hero-figure {
  border: 1px solid var(--color-line);
  padding: 0;
  background: var(--color-wash);
}

.hero-image {
  width: 100%;
  height: 280px;
  object-fit: cover;
}

/* 首页主内容区 */
.home-main {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* 首页各区块通用间距 */
.section-channel-preview,
.section-selection-route,
.section-collection-insight,
.section-faq-preview {
  padding: 40px 0;
  border-bottom: 1px solid var(--color-line);
}

.section-channel-preview {
  padding-top: 44px;
}

/* 首页主视觉下方配图 */
.content-media-primary {
  margin-top: 28px;
  border: 1px solid var(--color-line);
}

.content-media-primary img {
  width: 100%;
  height: 240px;
  object-fit: cover;
}

.content-media-primary figcaption {
  padding: 10px 12px;
  background: var(--color-wash);
  text-align: left;
}

/* ---------- 频道速览卡片区 ---------- */
.channel-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--color-line);
  border-left: 1px solid var(--color-line);
}

.channel-card {
  border-right: 1px solid var(--color-line);
  border-bottom: 1px solid var(--color-line);
  padding: 20px 18px;
  background: var(--color-paper);
  transition: background-color 0.15s ease;
}

.channel-card:hover {
  background: var(--color-wash);
}

.channel-name {
  font-size: 1.1rem;
  margin-bottom: 6px;
  position: relative;
  padding-left: 18px;
}

.channel-name::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 8px;
  height: 8px;
  background: var(--color-accent);
  border-radius: 1px;
}

.channel-tags {
  font-size: 0.82rem;
  color: var(--color-accent);
  margin-bottom: 8px;
  font-weight: 600;
}

.channel-note {
  font-size: 0.9rem;
  color: var(--color-muted);
  margin: 0;
  line-height: 1.6;
}

/* ---------- 选剧手记摘要 ---------- */
.route-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 8px;
}

.route-step {
  border-top: 2px solid var(--color-ink);
  padding: 16px 4px 0;
}

.step-number {
  display: inline-block;
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: 10px;
}

.step-title {
  font-size: 1.1rem;
  margin-bottom: 8px;
}

.step-desc {
  font-size: 0.92rem;
  color: var(--color-muted);
  margin-bottom: 12px;
  line-height: 1.65;
}

.step-link {
  display: inline-block;
  font-size: 0.88rem;
  color: var(--color-accent);
  font-weight: 600;
}

.step-link::after {
  content: " →";
}

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

/* ---------- 收录说明摘要 ---------- */
.insight-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.insight-col {
  border: 1px solid var(--color-line);
  padding: 20px 22px;
  background: var(--color-paper);
}

.insight-col:first-child {
  background: var(--color-wash);
  border-color: transparent;
}

.insight-col-title {
  font-size: 1.1rem;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-line-dark);
}

.insight-list li {
  padding: 5px 0 5px 16px;
  position: relative;
  font-size: 0.92rem;
  color: var(--color-muted);
  line-height: 1.6;
}

.insight-list li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--color-accent);
}

.insight-note {
  margin-top: 16px;
  font-size: 0.9rem;
  color: var(--color-muted);
  text-align: right;
}

.insight-note a {
  color: var(--color-accent);
  font-weight: 600;
}

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

/* ---------- 首页 FAQ 预览 ---------- */
.faq-preview-group {
  border-top: 1px solid var(--color-line);
  margin-bottom: 8px;
}

/* ============================================================
   5. Pages — 频道图鉴（dxdj/pindao-tujian.html）
   ============================================================ */

.page-pindao-tujian .layout-shell {
  padding-bottom: 48px;
}

.page-pindao-tujian .page-layout {
  display: flex;
  gap: 40px;
  align-items: flex-start;
}

.page-pindao-tujian .main-content {
  flex: 1 1 720px;
  min-width: 0;
}

.page-pindao-tujian .content-sidebar {
  flex: 0 0 300px;
  max-width: 300px;
  min-width: 240px;
}

/* 频道图鉴区 */
.channel-glossary {
  margin-bottom: 40px;
}

.channel-glossary .section-title {
  font-size: 1.3rem;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-line);
  margin-bottom: 20px;
}

.channel-entry {
  display: flex;
  gap: 20px;
  padding: 24px 0;
  border-bottom: 1px solid var(--color-line);
}

.channel-entry:first-of-type {
  border-top: 1px solid var(--color-line);
}

.entry-index {
  flex: 0 0 44px;
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--color-accent);
  font-weight: 700;
  line-height: 1.2;
}

.entry-body {
  flex: 1 1 auto;
  min-width: 0;
}

.entry-name {
  font-size: 1.25rem;
  margin-bottom: 6px;
}

.entry-desc {
  font-size: 0.95rem;
  color: var(--color-muted);
  line-height: 1.7;
  margin-bottom: 8px;
}

.entry-tags {
  font-size: 0.85rem;
  color: var(--color-accent);
  margin-bottom: 6px;
  font-weight: 600;
}

.entry-audience {
  font-size: 0.88rem;
  color: var(--color-muted);
  line-height: 1.6;
}

/* 识别提示区 */
.recognition-tips {
  border: 1px solid var(--color-line);
  padding: 24px;
  background: var(--color-wash);
  margin-bottom: 24px;
}

.recognition-tips .section-title {
  font-size: 1.2rem;
  margin-bottom: 8px;
}

.section-lead {
  font-size: 0.92rem;
  color: var(--color-muted);
  margin-bottom: 16px;
}

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

.tip-list li {
  counter-increment: tip-counter;
  padding: 10px 0 10px 0;
  border-bottom: 1px solid var(--color-line);
}

.tip-list li:last-child {
  border-bottom: none;
}

.tip-list li h3 {
  font-size: 1rem;
  margin-bottom: 4px;
  position: relative;
  padding-left: 30px;
}

.tip-list li h3::before {
  content: counter(tip-counter, decimal-leading-zero);
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-family: var(--font-serif);
  font-size: 0.9rem;
  font-weight: 700;
}

.tip-list li p {
  font-size: 0.9rem;
  color: var(--color-muted);
  margin: 0;
  line-height: 1.6;
}

.tips-more {
  margin-top: 14px;
  font-size: 0.9rem;
}

.tips-more a {
  color: var(--color-accent);
  font-weight: 600;
}

.tips-more a:hover {
  text-decoration: underline;
}

/* 图鉴页侧栏 */
.content-sidebar .sidebar-card {
  border: 1px solid var(--color-line);
  padding: 20px;
  margin-bottom: 20px;
  background: var(--color-paper);
}

.sidebar-title {
  font-size: 1.05rem;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-line);
}

.check-mini-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 6px 0;
  font-size: 0.9rem;
  color: var(--color-muted);
  line-height: 1.5;
}

.mark {
  flex: 0 0 16px;
  width: 16px;
  height: 16px;
  margin-top: 4px;
  border: 1px solid var(--color-accent);
  border-radius: 2px;
  position: relative;
}

.mark::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 1px;
  width: 5px;
  height: 9px;
  border: solid var(--color-accent);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.sidebar-note {
  font-size: 0.85rem;
  color: var(--color-muted);
  margin-top: 12px;
  line-height: 1.6;
}

/* 图鉴页底部配图 */
.glossary-figure {
  max-width: var(--container-width);
  margin: 0 auto 48px;
  padding: 0 var(--gutter);
}

.glossary-figure img {
  width: 100%;
  height: 320px;
  object-fit: cover;
}

/* ============================================================
   6. Pages — 选剧手记（dxdj/xuanju-shouji.html）
   ============================================================ */

.page-xuanju-shouji .page-layout {
  display: flex;
  gap: 40px;
  align-items: flex-start;
}

.page-xuanju-shouji .article-content {
  flex: 1 1 720px;
  min-width: 0;
}

.page-xuanju-shouji .article-sidebar {
  flex: 0 0 280px;
  max-width: 280px;
  min-width: 220px;
}

/* 文章正文 */
.article-content .content-block {
  margin-bottom: 40px;
}

.article-content .content-block h2 {
  font-size: 1.3rem;
  padding-top: 20px;
  border-top: 2px solid var(--color-ink);
  margin-bottom: 16px;
  padding-bottom: 4px;
}

.article-content .content-block > p {
  font-size: 0.95rem;
  color: var(--color-muted);
  line-height: 1.75;
  margin-bottom: 16px;
}

/* 选剧三问 */
.question-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 20px;
}

.question-card {
  border-top: 2px solid var(--color-accent);
  padding: 16px 4px 0;
}

.question-card h3 {
  font-size: 1.05rem;
  margin-bottom: 8px;
}

.question-card p {
  font-size: 0.9rem;
  color: var(--color-muted);
  line-height: 1.65;
  margin: 0;
}

.article-content .content-block a {
  color: var(--color-accent);
  font-weight: 600;
  font-size: 0.92rem;
}

.article-content .content-block a:hover {
  text-decoration: underline;
}

/* 正文配图 */
.content-figure {
  margin: 32px 0;
  border: 1px solid var(--color-line);
}

.content-image {
  width: 100%;
  height: 300px;
  object-fit: cover;
}

.content-figure figcaption {
  background: var(--color-wash);
  padding: 10px 12px;
  text-align: left;
}

/* 检查清单 */
.check-list {
  margin: 16px 0 16px;
}

.check-list li {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--color-line);
}

.check-list li:first-child {
  border-top: 1px solid var(--color-line);
}

.check-list li h3 {
  flex: 0 0 24px;
  width: 24px;
  height: 24px;
  margin-top: 2px;
  border: 1px solid var(--color-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  color: var(--color-accent);
}

.check-list li p {
  flex: 1 1 auto;
  font-size: 0.92rem;
  color: var(--color-muted);
  line-height: 1.65;
  margin: 0;
}

/* 本地进度清除 */
.local-progress-block {
  background: var(--color-wash);
  padding: 24px;
  border-left: 3px solid var(--color-accent);
}

.local-progress-block h2 {
  border-top: none !important;
  padding-top: 0 !important;
  font-size: 1.15rem !important;
  margin-bottom: 10px !important;
}

.local-progress-block p {
  font-size: 0.9rem;
  color: var(--color-muted);
  margin-bottom: 14px;
}

/* 文章侧栏 */
.article-sidebar .sidebar-block {
  border: 1px solid var(--color-line);
  padding: 18px 20px;
  margin-bottom: 20px;
}

.article-sidebar .sidebar-block h2 {
  font-size: 1rem;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-line);
}

.sidebar-links li {
  margin-bottom: 12px;
}

.sidebar-links li a {
  font-weight: 600;
  font-size: 0.92rem;
  display: block;
  margin-bottom: 2px;
}

.sidebar-links li a:hover {
  color: var(--color-accent);
}

.sidebar-links li p {
  font-size: 0.85rem;
  color: var(--color-muted);
  line-height: 1.5;
  margin: 0;
}

.sidebar-note {
  font-size: 0.88rem;
  color: var(--color-muted);
  line-height: 1.65;
}

/* ============================================================
   7. Pages — 收录说明（dxdj/shoulu-shuoming.html）
   ============================================================ */

.page-shoulu-shuoming .page-layout {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.page-shoulu-shuoming .section-block {
  margin-bottom: 44px;
}

.section-heading {
  border-bottom: 2px solid var(--color-ink);
  padding-bottom: 8px;
  margin-bottom: 20px;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
}

.section-heading h2 {
  font-size: 1.3rem;
  margin: 0;
}

.section-note {
  font-size: 0.88rem;
  color: var(--color-muted);
}

/* 概览区 */
.overview-intro > p {
  font-size: 0.95rem;
  color: var(--color-muted);
  line-height: 1.75;
  max-width: 760px;
}

.overview-intro > p:first-of-type {
  color: var(--color-ink);
  font-weight: 500;
}

.overview-figure {
  margin: 24px 0;
  border: 1px solid var(--color-line);
}

.overview-figure img {
  width: 100%;
  height: 260px;
  object-fit: cover;
}

/* 字段字典表 */
.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--color-line);
}

.field-table {
  min-width: 640px;
  font-size: 0.92rem;
}

.field-table thead th {
  background: var(--color-ink);
  color: var(--color-paper);
  padding: 12px 16px;
  text-align: left;
  font-weight: 600;
  font-size: 0.9rem;
  white-space: nowrap;
}

.field-table tbody td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-line);
  vertical-align: top;
  line-height: 1.6;
}

.field-table tbody tr:nth-child(even) {
  background: var(--color-wash);
}

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

.table-note {
  font-size: 0.85rem;
  color: var(--color-muted);
  margin-top: 10px;
}

/* 更新与整理 */
.split-cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.split-item {
  border-top: 2px solid var(--color-accent);
  padding-top: 14px;
}

.split-item h3 {
  font-size: 1.05rem;
  margin-bottom: 8px;
}

.split-item p {
  font-size: 0.93rem;
  color: var(--color-muted);
  line-height: 1.7;
  margin: 0;
}

/* 使用限制 */
.boundary-list {
  border-top: 1px solid var(--color-line);
}

.boundary-list li {
  display: flex;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--color-line);
}

.boundary-list li h3 {
  flex: 0 0 90px;
  font-size: 0.9rem;
  color: var(--color-accent);
  padding-top: 2px;
}

.boundary-list li p {
  flex: 1 1 auto;
  font-size: 0.92rem;
  color: var(--color-muted);
  line-height: 1.65;
  margin: 0;
}

/* 清除本地记录 */
.clear-local-progress {
  background: var(--color-wash);
  padding: 24px;
  border-left: 3px solid var(--color-accent);
}

.clear-local-progress .section-heading {
  border-bottom: none;
  padding-bottom: 0;
  margin-bottom: 12px;
}

.clear-local-progress p {
  font-size: 0.9rem;
  color: var(--color-muted);
  margin-bottom: 10px;
  max-width: 640px;
}

/* 相关链接 */
.related-links {
  border-top: 2px solid var(--color-ink);
  padding-top: 20px;
  margin: 8px 0 48px;
}

.related-title {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 14px;
}

.related-links ul {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.related-links ul li a {
  display: block;
  border: 1px solid var(--color-line);
  padding: 14px 16px;
  font-size: 0.92rem;
  font-weight: 600;
  transition: background-color 0.15s ease, border-color 0.15s ease;
}

.related-links ul li a:hover {
  background: var(--color-wash);
  border-color: var(--color-line-dark);
  color: var(--color-accent);
}

/* ============================================================
   8. Pages — 疑问档案（dxdj/wenda-dangan.html）
   ============================================================ */

.page-wenda-dangan .page-header {
  margin-bottom: 24px;
}

.faq-group {
  max-width: 860px;
  margin: 0 auto 48px;
  padding: 0 var(--gutter);
}

.faq-group-heading {
  border-bottom: 2px solid var(--color-ink);
  padding-bottom: 8px;
  margin-bottom: 12px;
}

.faq-group-heading h2 {
  font-size: 1.25rem;
  margin-bottom: 4px;
}

.faq-group-desc {
  font-size: 0.9rem;
  color: var(--color-muted);
  margin: 0;
}

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

.faq-answer p {
  margin-bottom: 10px;
}

.faq-answer p:last-child {
  margin-bottom: 0;
}

/* 内联配图 */
.content-media-inline {
  max-width: 720px;
  margin: 28px auto 0;
  border: 1px solid var(--color-line);
}

.content-media-inline img {
  width: 100%;
  height: 240px;
  object-fit: cover;
}

.content-media-inline figcaption {
  background: var(--color-wash);
  padding: 10px 12px;
  text-align: left;
}

/* 跨页提示 */
.next-reading {
  max-width: var(--container-width);
  margin: 0 auto 48px;
  padding: 32px var(--gutter);
  background: var(--color-wash);
  border-top: 2px solid var(--color-accent);
}

.next-reading-title {
  font-size: 1.2rem;
  margin-bottom: 8px;
}

.next-reading-desc {
  font-size: 0.92rem;
  color: var(--color-muted);
  margin-bottom: 20px;
}

.next-reading-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.next-reading-list li a {
  display: block;
  background: var(--color-paper);
  border: 1px solid var(--color-line);
  padding: 18px 20px;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.next-reading-list li a:hover {
  border-color: var(--color-accent);
}

.next-reading-name {
  display: block;
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.next-reading-note {
  display: block;
  font-size: 0.88rem;
  color: var(--color-muted);
  line-height: 1.5;
}

/* ============================================================
   9. Pages — 404
   ============================================================ */

.site-error .site-main {
  display: flex;
  align-items: center;
  justify-content: center;
}

.error-section {
  text-align: center;
  padding: 80px var(--gutter) 100px;
  max-width: 600px;
}

.error-code {
  font-family: var(--font-serif);
  font-size: 4rem;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: 12px;
}

.error-title {
  font-size: 1.6rem;
  margin-bottom: 16px;
}

.error-desc {
  font-size: 0.95rem;
  color: var(--color-muted);
  line-height: 1.7;
  margin-bottom: 10px;
}

.error-back-btn {
  display: inline-block;
  background: var(--color-ink);
  color: var(--color-paper);
  padding: 12px 32px;
  min-height: 44px;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 4px;
  margin-top: 16px;
  transition: background-color 0.15s ease;
}

.error-back-btn:hover {
  background: var(--color-accent);
  color: var(--color-paper);
}

/* ============================================================
   10. Responsive — 响应式断点
   ============================================================ */

/* ---------- 平板及以下 ---------- */
@media (max-width: 1024px) {
  .footer-inner {
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 24px;
  }

  .footer-col:nth-child(4) {
    grid-column: 1 / -1;
    border-top: 1px solid rgba(232, 228, 216, 0.15);
    padding-top: 16px;
  }

  .page-layout .content-sidebar,
  .page-layout .article-sidebar,
  .page-pindao-tujian .content-sidebar,
  .page-xuanju-shouji .article-sidebar {
    flex-basis: 260px;
    max-width: 260px;
    min-width: 200px;
  }
}

/* ---------- 移动端 ---------- */
@media (max-width: 768px) {
  /* 页头 */
  .header-inner {
    min-height: 60px;
    flex-wrap: wrap;
    padding-top: 4px;
    padding-bottom: 4px;
  }

  .brand-logo {
    padding: 6px 0;
  }

  .brand-name {
    font-size: 1.25rem;
  }

  /* 汉堡按钮显示 */
  .nav-toggle {
    display: flex;
  }

  /* 导航列表收起 */
  .site-nav {
    display: block;
    width: 100%;
    order: 3;
  }

  .nav-list {
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 8px 0 16px;
    border-top: 1px solid var(--color-line);
    margin-top: 8px;
  }

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

  .nav-list li {
    width: 100%;
  }

  .nav-link {
    display: block;
    padding: 12px 8px;
    font-size: 1rem;
    border-bottom: 1px solid var(--color-line);
    border-radius: 0;
    min-height: 44px;
    line-height: 1.5;
  }

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

  /* 面包屑 */
  .breadcrumb {
    padding-top: 12px;
    font-size: 0.82rem;
  }

  /* 内页标题区 */
  .page-header {
    padding-top: 20px;
    padding-bottom: 16px;
    margin-bottom: 24px;
  }

  .page-title {
    font-size: 1.6rem;
  }

  /* 首页 Hero */
  .hero-header {
    grid-template-columns: 1fr;
    gap: 20px;
    padding-top: 24px;
  }

  .hero-title {
    font-size: 2rem;
  }

  .hero-image {
    height: 200px;
  }

  .content-media-primary img {
    height: 180px;
  }

  /* 首页频道卡片 */
  .channel-grid {
    grid-template-columns: 1fr;
  }

  /* 首页步骤 */
  .route-steps {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  /* 首页双栏摘要 */
  .insight-columns {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  /* 内页双栏布局 */
  .page-layout {
    flex-direction: column;
    gap: 0;
    padding-bottom: 32px;
  }

  .page-layout .main-content,
  .page-layout .article-content,
  .page-pindao-tujian .main-content,
  .page-xuanju-shouji .article-content {
    flex: 1 1 auto;
    width: 100%;
    min-width: 0;
  }

  .page-layout .content-sidebar,
  .page-layout .article-sidebar,
  .page-pindao-tujian .content-sidebar,
  .page-xuanju-shouji .article-sidebar {
    flex: 1 1 auto;
    max-width: none;
    width: 100%;
    min-width: 0;
    margin-top: 36px;
  }

  /* 频道图鉴条目 */
  .channel-entry {
    flex-direction: column;
    gap: 8px;
    padding: 20px 0;
  }

  .entry-index {
    flex: 0 0 auto;
    font-size: 1.2rem;
  }

  /* 选剧三问 */
  .question-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  /* 收录说明 */
  .split-cols {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .boundary-list li {
    flex-direction: column;
    gap: 4px;
  }

  .boundary-list li h3 {
    flex: 0 0 auto;
  }

  .related-links ul {
    grid-template-columns: 1fr;
  }

  /* 疑问档案 */
  .faq-group {
    margin-bottom: 36px;
  }

  .next-reading-list {
    grid-template-columns: 1fr;
  }

  /* 页脚 */
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 24px;
    padding-top: 32px;
    padding-bottom: 20px;
  }

  .footer-col:nth-child(4) {
    grid-column: auto;
    border-top: none;
    padding-top: 0;
  }

  .footer-bottom {
    padding: 12px var(--gutter);
  }
}

/* ---------- 小屏手机 ---------- */
@media (max-width: 390px) {
  .hero-title {
    font-size: 1.75rem;
  }

  .section-title {
    font-size: 1.15rem;
  }

  .hero-cta {
    width: 100%;
    justify-content: center;
  }

  .channel-card {
    padding: 16px 14px;
  }

  .faq-item summary {
    font-size: 0.95rem;
    padding: 14px 4px;
  }

  .footer-inner {
    padding-left: 20px;
    padding-right: 20px;
  }
}

/* ---------- 动效增强（尊重系统偏好） ---------- */
@media (prefers-reduced-motion: no-preference) {
  .channel-card,
  .route-step,
  .insight-col,
  .faq-item summary {
    transition: background-color 0.15s ease, color 0.15s ease;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}