/* ==========================================================================
   糖心小桃 · 整站样式表
   纪录片频道风 · 低饱和中性色 · 衬线标题
   ========================================================================== */

/* --------------------------------------------------------------------------
   Base · 基础变量、重置与全局字体
   -------------------------------------------------------------------------- */
:root {
  --bg: #f7f2ea;
  --ink: #2e2a24;
  --ink-soft: #6b6257;
  --accent: #8f3f2f;
  --line: #ded5c8;
  --panel: #241f1a;
  --white: #ffffff;
  --serif: Georgia, "Songti SC", "SimSun", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --container: 1180px;
  --content: 760px;
  --sidebar: 300px;
  --radius: 8px;
  --header-h: 64px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: #6b2d21;
  text-decoration: underline;
}

ul,
ol {
  list-style: none;
}

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

h1 {
  font-size: 32px;
}

h2 {
  font-size: 24px;
}

h3 {
  font-size: 18px;
}

p {
  margin-bottom: 0.5em;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

/* --------------------------------------------------------------------------
   Layout · 全站骨架：页头、页脚、主容器
   -------------------------------------------------------------------------- */

.site-header {
  background: var(--bg);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 100;
}

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

.brand {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.02em;
  flex-shrink: 0;
}

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

.brand a:hover {
  text-decoration: none;
  color: var(--accent);
}

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

.site-nav .nav-list a {
  display: block;
  padding: 8px 14px;
  font-size: 14px;
  color: var(--ink-soft);
  border-radius: 4px;
  line-height: 1.4;
}

.site-nav .nav-list a:hover {
  color: var(--ink);
  background: rgba(222, 213, 200, 0.4);
  text-decoration: none;
}

.site-nav .nav-list a.is-current {
  color: var(--accent);
  font-weight: 600;
  background: rgba(143, 63, 47, 0.08);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 44px;
  height: 44px;
  padding: 10px;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  border-radius: 4px;
}

.nav-toggle span {
  display: block;
  height: 2px;
  width: 24px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.site-main {
  min-height: 60vh;
}

.inner-main {
  max-width: var(--container);
  margin: 0 auto;
  padding: 32px 24px 64px;
}

/* 面包屑 */
.breadcrumb {
  font-size: 13px;
  color: var(--ink-soft);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
}

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

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

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

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

/* 页脚 */
.site-footer {
  background: var(--panel);
  color: rgba(247, 242, 234, 0.8);
  margin-top: 64px;
}

.footer-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 48px 24px 24px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.footer-heading {
  font-family: var(--serif);
  font-size: 15px;
  color: var(--bg);
  margin-bottom: 12px;
}

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

.footer-col a {
  color: rgba(247, 242, 234, 0.7);
  font-size: 14px;
}

.footer-col a:hover {
  color: var(--bg);
}

.footer-copy {
  max-width: var(--container);
  margin: 0 auto;
  padding: 16px 24px 24px;
  border-top: 1px solid rgba(247, 242, 234, 0.15);
  font-size: 13px;
  color: rgba(247, 242, 234, 0.5);
  text-align: center;
}

/* --------------------------------------------------------------------------
   Components · 通用组件
   -------------------------------------------------------------------------- */

/* 按钮 */
.btn-primary,
.btn-secondary {
  display: inline-block;
  padding: 10px 24px;
  font-size: 14px;
  line-height: 1.5;
  border-radius: 4px;
  cursor: pointer;
  border: 1px solid transparent;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

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

.btn-primary:hover {
  background: #6b2d21;
  color: var(--bg);
  text-decoration: none;
}

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

.btn-secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
  text-decoration: none;
}

/* 眉题 */
.eyebrow {
  font-size: 13px;
  color: var(--accent);
  letter-spacing: 0.08em;
  font-weight: 600;
  margin-bottom: 8px;
}

/* 区块标题 */
.section-title {
  font-family: var(--serif);
  font-size: 24px;
  color: var(--ink);
  margin-bottom: 8px;
}

/* 文本链接 */
.text-link {
  font-size: 14px;
  font-weight: 600;
}

/* 页面标题区 */
.page-header {
  margin-bottom: 32px;
}

.page-description {
  font-size: 13px;
  color: var(--accent);
  font-weight: 600;
  letter-spacing: 0.06em;
  margin-bottom: 6px;
}

.page-title {
  font-size: 32px;
  margin-bottom: 8px;
}

.page-desc {
  font-size: 15px;
  color: var(--ink-soft);
  max-width: 640px;
}

/* 折叠问答 */
.faq-item {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg);
  margin-bottom: 12px;
}

.faq-item summary {
  cursor: pointer;
  padding: 16px 20px;
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
  position: relative;
  list-style: none;
  padding-right: 40px;
}

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

.faq-item summary::after {
  content: "+";
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 20px;
  color: var(--accent);
  transition: transform 0.2s ease;
}

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

.faq-item p {
  padding: 0 20px 16px;
  color: var(--ink-soft);
  font-size: 14px;
}

/* 频道标签 */
.trend-tag,
.mood-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  color: var(--accent);
  background: rgba(143, 63, 47, 0.08);
  border-radius: 3px;
  padding: 2px 10px;
  margin-bottom: 8px;
}

/* --------------------------------------------------------------------------
   Pages · 首页
   -------------------------------------------------------------------------- */

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

/* 首屏焦点区 */
.hero-focus {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  padding: 48px 0;
  align-items: center;
}

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

.hero-copy h1 {
  margin-bottom: 12px;
}

.hero-intro {
  color: var(--ink-soft);
  font-size: 16px;
  margin-bottom: 24px;
  max-width: 480px;
}

.user-questions,
.service-scope {
  margin-bottom: 20px;
}

.block-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 8px;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--line);
}

.user-questions ul li,
.service-scope ul li {
  font-size: 14px;
  color: var(--ink-soft);
  padding: 4px 0 4px 18px;
  position: relative;
}

.user-questions ul li::before,
.service-scope ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 8px;
}

.hero-media {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  min-height: 320px;
  background: var(--panel);
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  inset: 0;
}

.hero-media figcaption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 16px 20px;
  background: linear-gradient(transparent, rgba(36, 31, 26, 0.85));
  color: var(--bg);
  font-size: 13px;
  line-height: 1.5;
}

/* 路径步骤条 */
.path-steps {
  padding: 40px 0;
  border-top: 1px solid var(--line);
}

.path-steps .section-title {
  margin-bottom: 24px;
}

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

.step-item {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  position: relative;
}

.step-num {
  display: inline-block;
  font-family: var(--serif);
  font-size: 28px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 8px;
}

.step-item h3 {
  margin-bottom: 8px;
}

.step-item p {
  font-size: 14px;
  color: var(--ink-soft);
  margin-bottom: 12px;
}

.step-item a {
  font-size: 14px;
  font-weight: 600;
}

/* 频道动态摘要 */
.channel-updates {
  padding: 40px 0;
  border-top: 1px solid var(--line);
}

.channel-updates .section-title {
  margin-bottom: 24px;
}

.timeline-list {
  max-width: 720px;
}

.update-item {
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 16px;
}

.update-item time {
  font-size: 13px;
  color: var(--accent);
  font-weight: 600;
  padding-top: 2px;
}

.update-item h3 {
  font-size: 16px;
  margin-bottom: 4px;
}

.update-item p {
  font-size: 14px;
  color: var(--ink-soft);
  margin: 0;
}

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

.section-more a {
  font-size: 14px;
  font-weight: 600;
}

/* 题材趋势摘要 */
.trends-summary {
  padding: 40px 0;
  border-top: 1px solid var(--line);
}

.trends-summary .section-title {
  margin-bottom: 24px;
}

.trend-observation {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 20px;
}

.trend-card {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.trend-card img {
  width: 100%;
  height: 160px;
  object-fit: cover;
}

.trend-card h3 {
  padding: 16px 20px 4px;
  font-size: 18px;
}

.trend-card p {
  padding: 0 20px;
  font-size: 14px;
  color: var(--ink-soft);
}

.trend-card a {
  display: inline-block;
  margin: 8px 20px 16px;
  font-size: 14px;
  font-weight: 600;
}

.brief-entry {
  background: var(--panel);
  border-radius: var(--radius);
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.brief-entry p {
  color: rgba(247, 242, 234, 0.85);
  font-size: 14px;
  margin: 0;
  flex: 1;
  min-width: 200px;
}

.brief-entry a {
  color: var(--bg);
  font-size: 14px;
  font-weight: 600;
  white-space: nowrap;
}

/* 片单拆解精选 */
.playlist-featured {
  padding: 40px 0;
  border-top: 1px solid var(--line);
}

.playlist-featured .section-title {
  margin-bottom: 24px;
}

.playlist-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.playlist-card {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.playlist-card img {
  width: 100%;
  height: 180px;
  object-fit: cover;
}

.card-content {
  padding: 20px;
}

.card-content h3 {
  font-size: 18px;
  margin-bottom: 8px;
}

.card-content p {
  font-size: 14px;
  color: var(--ink-soft);
  margin-bottom: 12px;
}

.card-content a {
  font-size: 14px;
  font-weight: 600;
}

/* 资料中心与站点说明两栏 */
.resources-about {
  padding: 40px 0;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

.resources-preview h2,
.about-preview h2 {
  font-size: 24px;
  margin-bottom: 12px;
}

.term-list li {
  padding: 8px 0;
  border-bottom: 1px solid var(--line);
}

.term-list a {
  font-size: 14px;
  font-weight: 600;
}

.resources-preview > p {
  margin-top: 16px;
  font-size: 14px;
}

.resources-preview > p a {
  font-weight: 600;
}

.about-preview p {
  font-size: 14px;
  color: var(--ink-soft);
  margin-bottom: 12px;
}

.about-preview p:last-child {
  margin-bottom: 0;
}

/* --------------------------------------------------------------------------
   Pages · 内页通用双栏布局
   -------------------------------------------------------------------------- */

.page-layout {
  display: grid;
  grid-template-columns: var(--content) var(--sidebar);
  gap: 32px;
  align-items: start;
}

.content-main {
  min-width: 0;
  min-height: 200px;
}

.content-wrap {
  display: grid;
  grid-template-columns: var(--content) var(--sidebar);
  gap: 32px;
  align-items: start;
}

/* 侧栏 */
.sidebar {
  min-width: 0;
}

.sidebar-inner,
.sidebar-nav,
.sidebar {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
}

.sidebar-title,
.sidebar-heading {
  font-family: var(--serif);
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}

.toc-list li,
.sidebar-list li,
.sidebar-nav li {
  margin-bottom: 4px;
}

.toc-list a,
.sidebar-list a,
.sidebar-nav a {
  display: block;
  padding: 6px 10px;
  font-size: 14px;
  color: var(--ink-soft);
  border-radius: 4px;
}

.toc-list a:hover,
.sidebar-list a:hover,
.sidebar-nav a:hover {
  color: var(--accent);
  background: rgba(143, 63, 47, 0.06);
  text-decoration: none;
}

/* --------------------------------------------------------------------------
   Pages · 频道分类
   -------------------------------------------------------------------------- */

.channel-group {
  margin-bottom: 40px;
}

.channel-group h2 {
  font-size: 22px;
  margin-bottom: 8px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}

.group-desc {
  font-size: 14px;
  color: var(--ink-soft);
  margin-bottom: 20px;
}

.channel-item {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
  align-items: center;
}

.channel-media {
  width: 140px;
  height: 90px;
  border-radius: 4px;
  overflow: hidden;
  background: var(--line);
}

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

.channel-info h3 {
  font-size: 16px;
  margin-bottom: 4px;
}

.channel-info p {
  font-size: 14px;
  color: var(--ink-soft);
  margin: 0;
}

.mood-list,
.duration-list {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 12px;
}

.mood-item,
.duration-item {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
}

.mood-item h3,
.duration-item h3 {
  font-size: 15px;
  margin-bottom: 4px;
}

.mood-item p,
.duration-item p {
  font-size: 13px;
  color: var(--ink-soft);
  margin: 0;
}

.path-tip {
  margin-top: 32px;
  background: rgba(143, 63, 47, 0.06);
  border-left: 3px solid var(--accent);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 16px 20px;
}

.path-tip p {
  font-size: 14px;
  color: var(--ink);
  margin: 0;
}

.path-tip a {
  font-weight: 600;
  margin-right: 12px;
}

/* --------------------------------------------------------------------------
   Pages · 题材趋势
   -------------------------------------------------------------------------- */

.trend-list {
  margin-bottom: 48px;
}

.trend-list h2,
.update-timeline h2 {
  font-size: 22px;
  margin-bottom: 8px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}

.section-intro {
  font-size: 14px;
  color: var(--ink-soft);
  margin-bottom: 20px;
}

.trend-item {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 20px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
  align-items: start;
}

.trend-media {
  width: 180px;
  height: 120px;
  border-radius: 4px;
  overflow: hidden;
  background: var(--line);
}

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

.trend-content h3 {
  font-size: 18px;
  margin-bottom: 4px;
}

.trend-summary {
  font-size: 14px;
  color: var(--ink-soft);
  margin-bottom: 4px;
}

.trend-content > p:last-child {
  font-size: 13px;
  color: var(--ink-soft);
  margin: 0;
}

.timeline-group {
  margin-bottom: 24px;
}

.timeline-group h3 {
  font-size: 16px;
  margin-bottom: 12px;
  color: var(--accent);
}

.timeline-group .timeline-list li {
  padding: 10px 0 10px 16px;
  border-left: 2px solid var(--line);
  margin-left: 4px;
  font-size: 14px;
  color: var(--ink-soft);
  position: relative;
}

.timeline-group .timeline-list li::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 16px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
}

/* 相关栏目入口 */
.entry-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.entry-card {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
}

.entry-card h3 {
  font-size: 16px;
  margin-bottom: 4px;
}

.entry-card p {
  font-size: 14px;
  color: var(--ink-soft);
  margin-bottom: 8px;
}

.entry-card a {
  font-size: 14px;
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   Pages · 片单拆解
   -------------------------------------------------------------------------- */

.layout-shell {
  display: grid;
  grid-template-columns: var(--content) var(--sidebar);
  gap: 32px;
  align-items: start;
}

.playlist-articles {
  margin-bottom: 40px;
}

.playlist-articles .section-title {
  font-size: 22px;
  margin-bottom: 20px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}

.playlist-articles .playlist-card {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 20px;
  padding: 20px 0;
  border: none;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  background: transparent;
}

.playlist-media {
  width: 160px;
  height: 110px;
  border-radius: 4px;
  overflow: hidden;
  background: var(--line);
}

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

.playlist-body h3 {
  font-size: 18px;
  margin-bottom: 6px;
}

.playlist-body > p {
  font-size: 14px;
  color: var(--ink-soft);
  margin-bottom: 8px;
}

.watch-order {
  margin: 8px 0;
  padding: 0;
  list-style: none;
  counter-reset: watch;
}

.watch-order li {
  font-size: 13px;
  color: var(--ink-soft);
  padding: 2px 0;
  counter-increment: watch;
}

.watch-order li::before {
  content: counter(watch) " · ";
  color: var(--accent);
  font-weight: 600;
}

/* 拆解要点示例 */
.breakdown-example {
  margin-bottom: 40px;
}

.breakdown-example .section-title {
  font-size: 22px;
  margin-bottom: 20px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}

.example-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg);
  overflow: hidden;
}

.example-current-task,
.example-result,
.example-check {
  padding: 20px 24px;
  border-bottom: 1px solid var(--line);
}

.example-current-task:last-child,
.example-result:last-child,
.example-check:last-child {
  border-bottom: none;
}

.example-current-task h3,
.example-result h3,
.example-check h3 {
  font-size: 15px;
  margin-bottom: 6px;
  color: var(--accent);
}

.example-current-task p,
.example-result p,
.example-check p {
  font-size: 14px;
  color: var(--ink-soft);
  margin: 0;
}

.example-check {
  background: rgba(143, 63, 47, 0.04);
}

/* 上一篇下一篇 */
.page-turn {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.page-turn a {
  font-size: 14px;
  font-weight: 600;
  padding: 8px 0;
}

/* --------------------------------------------------------------------------
   Pages · 使用指引
   -------------------------------------------------------------------------- */

.guide-steps-nav {
  display: flex;
  gap: 8px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.step-link {
  display: inline-block;
  padding: 10px 20px;
  font-size: 14px;
  border: 1px solid var(--line);
  border-radius: 4px;
  color: var(--ink-soft);
  background: var(--bg);
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.step-link:hover {
  border-color: var(--accent);
  color: var(--accent);
  text-decoration: none;
}

.step-link.is-active {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--bg);
  font-weight: 600;
}

.guide-step {
  margin-bottom: 40px;
  padding: 32px;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.step-heading {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 12px;
}

.step-number {
  font-family: var(--serif);
  font-size: 28px;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}

.step-heading h2 {
  font-size: 22px;
}

.step-intro {
  font-size: 15px;
  color: var(--ink-soft);
  margin-bottom: 16px;
}

.step-content {
  font-size: 14px;
  color: var(--ink-soft);
  margin-bottom: 16px;
}

.guide-figure {
  margin-bottom: 20px;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--line);
}

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

.guide-figure figcaption {
  font-size: 13px;
  color: var(--ink-soft);
  padding: 8px 12px;
  background: var(--bg);
}

.example-box {
  background: rgba(143, 63, 47, 0.06);
  border-left: 3px solid var(--accent);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 16px 20px;
  margin-bottom: 12px;
}

.example-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 4px;
}

.example-box p:last-child {
  font-size: 14px;
  color: var(--ink);
  margin: 0;
}

.check-box {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px 20px;
}

.check-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 8px;
}

.check-box ul li {
  font-size: 14px;
  color: var(--ink-soft);
  padding: 3px 0 3px 18px;
  position: relative;
}

.check-box ul li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 600;
}

.guide-faq {
  margin-bottom: 40px;
}

.guide-faq h2 {
  font-size: 22px;
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}

.related-links {
  margin-top: 40px;
}

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

.related-item {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
}

.related-item h3 {
  font-size: 15px;
  margin-bottom: 6px;
}

.related-item p {
  font-size: 13px;
  color: var(--ink-soft);
  margin-bottom: 8px;
}

.related-item a {
  font-size: 14px;
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   Pages · 资料中心
   -------------------------------------------------------------------------- */

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

.page-banner {
  margin-bottom: 32px;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--line);
}

.page-banner img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.term-section,
.category-section,
.faq-section {
  margin-bottom: 40px;
}

.term-section h2,
.category-section h2,
.faq-section h2 {
  font-size: 22px;
  margin-bottom: 8px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}

.term-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.term-item {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  margin: 0;
}

.term-item dt {
  font-family: var(--serif);
  font-size: 15px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 4px;
}

.term-item dd {
  font-size: 13px;
  color: var(--ink-soft);
  line-height: 1.6;
}

.category-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.category-item {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
}

.category-item h3 {
  font-size: 15px;
  margin-bottom: 4px;
}

.category-item p {
  font-size: 13px;
  color: var(--ink-soft);
  margin: 0 0 4px;
}

.faq-section .section-intro a {
  font-weight: 600;
}

.faq-section .faq-list {
  margin-top: 12px;
}

.page-sidebar {
  min-width: 0;
}

.sidebar-note {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.sidebar-note p {
  font-size: 13px;
  color: var(--ink-soft);
  margin: 0;
}

.related-links {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 32px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.related-links-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
}

.related-links-item {
  font-size: 14px;
}

/* --------------------------------------------------------------------------
   Pages · 站点说明
   -------------------------------------------------------------------------- */

.about-section {
  margin-bottom: 40px;
}

.about-positioning {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: center;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px;
}

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

.about-positioning-text p {
  font-size: 14px;
  color: var(--ink-soft);
  margin-bottom: 12px;
}

.about-positioning-media {
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--line);
}

.about-positioning-media img {
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.about-positioning-media figcaption {
  font-size: 13px;
  color: var(--ink-soft);
  padding: 8px 12px;
  background: var(--bg);
}

.about-boundary h2,
.about-feedback h2,
.about-nav h2 {
  font-size: 22px;
  margin-bottom: 8px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}

.section-lead {
  font-size: 14px;
  color: var(--ink-soft);
  margin-bottom: 20px;
}

.boundary-list {
  list-style: none;
  counter-reset: boundary;
  max-width: 720px;
}

.boundary-list li {
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
  counter-increment: boundary;
  position: relative;
  padding-left: 44px;
}

.boundary-list li::before {
  content: counter(boundary, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 16px;
  font-family: var(--serif);
  font-size: 20px;
  font-weight: 700;
  color: var(--accent);
}

.boundary-list h3 {
  font-size: 15px;
  margin-bottom: 4px;
}

.boundary-list p {
  font-size: 14px;
  color: var(--ink-soft);
  margin: 0;
}

.feedback-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 16px;
}

.feedback-list li {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
}

.feedback-list h3 {
  font-size: 15px;
  margin-bottom: 6px;
}

.feedback-list p {
  font-size: 13px;
  color: var(--ink-soft);
  margin: 0;
}

.feedback-note {
  font-size: 13px;
  color: var(--ink-soft);
  background: rgba(143, 63, 47, 0.06);
  border-left: 3px solid var(--accent);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 12px 16px;
}

.about-nav-list {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.about-nav-list li a {
  display: inline-block;
  padding: 10px 20px;
  border: 1px solid var(--line);
  border-radius: 4px;
  font-size: 14px;
  font-weight: 600;
  background: var(--bg);
}

.about-nav-list li a:hover {
  border-color: var(--accent);
  text-decoration: none;
}

/* --------------------------------------------------------------------------
   Pages · 404
   -------------------------------------------------------------------------- */

.error-main {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  padding: 48px 24px;
}

.error-panel {
  text-align: center;
  max-width: 520px;
}

.error-code {
  font-family: var(--serif);
  font-size: 72px;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 16px;
}

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

.error-desc {
  font-size: 15px;
  color: var(--ink-soft);
  margin-bottom: 24px;
}

.error-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

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

/* --------------------------------------------------------------------------
   Responsive · 响应式断点
   -------------------------------------------------------------------------- */

/* 平板与窄桌面 */
@media (max-width: 1024px) {
  .page-layout,
  .content-wrap,
  .layout-shell {
    grid-template-columns: 1fr;
  }

  .sidebar,
  .page-sidebar {
    order: 2;
  }

  .footer-inner {
    grid-template-columns: 1fr 1fr;
  }
}

/* 手机端 */
@media (max-width: 768px) {
  .header-inner {
    padding: 0 16px;
    height: 56px;
  }

  .nav-toggle {
    display: flex;
  }

  .site-nav {
    position: absolute;
    top: 56px;
    left: 0;
    right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--line);
    box-shadow: 0 8px 16px rgba(36, 31, 26, 0.08);
    z-index: 99;
  }

  .site-nav .nav-list {
    display: none;
    flex-direction: column;
    padding: 8px 16px 16px;
    gap: 0;
  }

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

  .site-nav .nav-list a {
    padding: 12px 8px;
    border-bottom: 1px solid var(--line);
    border-radius: 0;
    font-size: 15px;
  }

  .site-nav .nav-list li:last-child a {
    border-bottom: none;
  }

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

  .inner-main {
    padding: 24px 16px 48px;
  }

  .hero-focus {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 32px 0;
  }

  .hero-media {
    min-height: 220px;
    order: 2;
  }

  .hero-copy {
    order: 1;
  }

  .steps-grid {
    grid-template-columns: 1fr;
  }

  .trend-observation {
    grid-template-columns: 1fr;
  }

  .playlist-cards {
    grid-template-columns: 1fr;
  }

  .resources-about {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .update-item {
    grid-template-columns: 80px 1fr;
    gap: 12px;
  }

  .channel-item {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .channel-media {
    width: 100%;
    height: 140px;
  }

  .mood-list,
  .duration-list {
    grid-template-columns: 1fr;
  }

  .trend-item {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .trend-media {
    width: 100%;
    height: 160px;
  }

  .entry-grid {
    grid-template-columns: 1fr;
  }

  .playlist-articles .playlist-card {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .playlist-media {
    width: 100%;
    height: 160px;
  }

  .page-turn {
    flex-direction: column;
  }

  .guide-step {
    padding: 24px 16px;
  }

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

  .term-grid {
    grid-template-columns: 1fr;
  }

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

  .about-positioning {
    grid-template-columns: 1fr;
    padding: 24px 16px;
  }

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

  .footer-inner {
    grid-template-columns: 1fr 1fr;
    padding: 32px 16px 16px;
    gap: 24px;
  }

  .footer-copy {
    padding: 12px 16px 16px;
  }

  .error-code {
    font-size: 56px;
  }
}

/* 窄手机 */
@media (max-width: 480px) {
  .related-grid {
    grid-template-columns: 1fr;
  }

  .footer-inner {
    grid-template-columns: 1fr;
  }

  .hero-actions {
    flex-direction: column;
  }

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

  .guide-steps-nav {
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 8px;
    -webkit-overflow-scrolling: touch;
  }

  .step-link {
    white-space: nowrap;
    flex-shrink: 0;
  }
}