/* ==========================================================================
   黑料社下载 · 全站样式表
   视觉方向：城市服务风 · 公共信息感 · 温和色彩 · 可靠排版
   ========================================================================== */

/* ==========================================================================
   Base —— 重置、变量、全局基础
   ========================================================================== */

:root {
  --color-bg: #f0f4f8;
  --color-text: #2c3e50;
  --color-primary: #3498db;
  --color-primary-dark: #2471a3;
  --color-primary-light: #eaf2f8;
  --color-accent: #e67e22;
  --color-accent-light: #fef5ec;
  --color-card: #ffffff;
  --color-border: #dce4ec;
  --color-text-light: #5d6d7e;
  --color-text-muted: #85929e;
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
  --shadow-sm: 0 1px 3px rgba(44, 62, 80, 0.06);
  --shadow-md: 0 2px 8px rgba(44, 62, 80, 0.08);
  --shadow-lg: 0 4px 16px rgba(44, 62, 80, 0.1);
  --container-max: 1200px;
  --container-pad: 24px;
  --header-height: 68px;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

*,
*::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);
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

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

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

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

ul,
ol {
  list-style: none;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: 700;
  line-height: 1.35;
  color: var(--color-text);
}

h1 {
  font-size: 28px;
}

h2 {
  font-size: 22px;
}

h3 {
  font-size: 18px;
}

p {
  margin-bottom: 0;
}

/* ==========================================================================
   Layout —— 全站统一骨架
   ========================================================================== */

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

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

/* 内页主容器 */
.inner-main {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 28px var(--container-pad) 56px;
  width: 100%;
}

/* 首页主容器 */
.home-main {
  width: 100%;
}

/* ==========================================================================
   Components —— 页头、导航、页脚、面包屑、通用模块
   ========================================================================== */

/* ---------- 公告条 ---------- */

.notice-bar {
  background-color: var(--color-accent-light);
  border-bottom: 1px solid #f5dcc0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 8px 24px;
  position: relative;
}

.notice-text {
  font-size: 14px;
  color: #8a5a2b;
  line-height: 1.6;
}

.notice-close {
  background: none;
  border: none;
  font-size: 18px;
  line-height: 1;
  color: #a0703f;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  transition: background-color 0.2s ease;
}

.notice-close:hover {
  background-color: rgba(230, 126, 34, 0.12);
}

/* ---------- 页头 ---------- */

.site-header {
  background-color: var(--color-card);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

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

.brand-link {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
  flex-shrink: 0;
}

.brand-name {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: 0.02em;
}

.brand-slogan {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-top: 2px;
}

/* ---------- 主导航 ---------- */

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

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

.nav-list li a {
  display: block;
  padding: 8px 16px;
  font-size: 15px;
  color: var(--color-text-light);
  border-radius: var(--radius-sm);
  border-bottom: 2px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
}

.nav-list li a:hover {
  color: var(--color-primary);
  background-color: var(--color-primary-light);
}

.nav-list li a.is-current {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
  font-weight: 600;
}

/* 汉堡按钮 */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  background: none;
  border: none;
  cursor: pointer;
  border-radius: var(--radius-sm);
}

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

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

/* ---------- 页脚 ---------- */

.site-footer {
  background-color: #263545;
  color: #b8c4ce;
  margin-top: auto;
}

.footer-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 44px var(--container-pad) 32px;
  display: grid;
  grid-template-columns: repeat(3, 1fr) 1.4fr;
  gap: 32px;
}

.footer-title {
  font-size: 15px;
  font-weight: 600;
  color: #ffffff;
  margin-bottom: 14px;
}

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

.footer-links li a {
  font-size: 14px;
  color: #b8c4ce;
  transition: color 0.2s ease;
}

.footer-links li a:hover {
  color: #ffffff;
}

.footer-brand {
  padding-left: 8px;
}

.footer-brand-name {
  font-size: 18px;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 8px;
}

.footer-brand-desc {
  font-size: 13px;
  line-height: 1.7;
  color: #9aa8b5;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.copyright {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 16px var(--container-pad);
  font-size: 13px;
  color: #7e8d9c;
  text-align: center;
}

/* ---------- 面包屑 ---------- */

.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
  font-size: 14px;
  color: var(--color-text-muted);
  margin-bottom: 20px;
}

.breadcrumb a {
  color: var(--color-text-muted);
  transition: color 0.2s ease;
}

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

.breadcrumb-sep {
  color: #b0bcc8;
  font-size: 12px;
}

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

/* ---------- 页面标题区 ---------- */

.page-header {
  margin-bottom: 32px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--color-border);
}

.page-title {
  font-size: 28px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 8px;
}

.page-description {
  font-size: 15px;
  color: var(--color-text-light);
  max-width: 720px;
  line-height: 1.7;
}

/* ---------- 区块标题 ---------- */

.section-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 8px;
  position: relative;
  padding-left: 14px;
}

.section-title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 4px;
  width: 4px;
  border-radius: 2px;
  background-color: var(--color-primary);
}

.section-desc {
  font-size: 14px;
  color: var(--color-text-light);
  margin-bottom: 20px;
  line-height: 1.6;
}

/* ==========================================================================
   Components —— 首页专用模块
   ========================================================================== */

/* ---------- 首屏 hero ---------- */

.hero-section {
  background-color: var(--color-card);
  border-bottom: 1px solid var(--color-border);
  padding: 48px 0 0;
}

.hero-section > .hero-content,
.hero-section > .hero-figure,
.hero-section > .quick-entry {
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--container-pad);
  padding-right: var(--container-pad);
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  max-width: 680px;
  padding-top: 8px;
  padding-bottom: 32px;
}

.hero-title {
  font-size: 32px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-text);
  margin-bottom: 14px;
}

.hero-lead {
  font-size: 16px;
  line-height: 1.8;
  color: var(--color-text-light);
  margin-bottom: 24px;
  max-width: 560px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.btn-primary,
.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 28px;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: background-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

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

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  color: #ffffff;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
}

.btn-secondary:hover {
  background-color: var(--color-primary-light);
  color: var(--color-primary-dark);
}

.hero-figure {
  margin-bottom: 32px;
}

.hero-figure img {
  width: 100%;
  height: 320px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

/* 快速入口 */
.quick-entry {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  padding-bottom: 36px;
}

.quick-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: background-color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.quick-item:hover {
  background-color: var(--color-card);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.quick-icon {
  font-size: 22px;
  line-height: 1;
  flex-shrink: 0;
}

.quick-label {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text);
}

/* ---------- 频道导航带 ---------- */

.channel-strip {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 44px var(--container-pad) 8px;
}

.channel-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 8px;
}

.channel-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  background-color: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: box-shadow 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.channel-item:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}

.channel-icon {
  font-size: 24px;
  line-height: 1;
  flex-shrink: 0;
}

.channel-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text);
  display: block;
}

.channel-brief {
  font-size: 13px;
  color: var(--color-text-muted);
  display: block;
  margin-top: 2px;
}

/* ---------- 最新资讯列表 ---------- */

.latest-news {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 36px var(--container-pad) 8px;
}

.news-list {
  margin-top: 8px;
}

.news-item {
  padding: 18px 0;
  border-bottom: 1px solid var(--color-border);
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-areas:
    "title date"
    "summary date";
  gap: 4px 24px;
  align-items: start;
}

.news-item:first-child {
  padding-top: 4px;
}

.news-item:last-child {
  border-bottom: none;
}

.news-link {
  grid-area: title;
}

.news-title {
  font-size: 17px;
  font-weight: 600;
  color: var(--color-text);
  transition: color 0.2s ease;
  line-height: 1.4;
}

.news-link:hover .news-title {
  color: var(--color-primary);
}

.news-summary {
  grid-area: summary;
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.6;
  margin-top: 4px;
}

.news-date {
  grid-area: date;
  font-size: 13px;
  color: var(--color-text-muted);
  white-space: nowrap;
  padding-top: 4px;
}

/* ---------- 专题推荐区 ---------- */

.topics-featured {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 36px var(--container-pad) 8px;
}

.topic-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 8px;
}

.topic-card {
  background-color: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.topic-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.topic-link {
  display: block;
  height: 100%;
}

.topic-figure {
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.topic-figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.topic-card:hover .topic-figure img {
  transform: scale(1.03);
}

.topic-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-text);
  padding: 16px 18px 6px;
  transition: color 0.2s ease;
}

.topic-link:hover .topic-title {
  color: var(--color-primary);
}

.topic-brief {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.6;
  padding: 0 18px 18px;
}

/* ---------- 编辑推荐 ---------- */

.editor-picks {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 36px var(--container-pad) 8px;
}

.pick-list {
  margin-top: 8px;
}

.pick-item {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "badge title"
    "badge reason";
  gap: 4px 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--color-border);
  align-items: start;
}

.pick-item:last-child {
  border-bottom: none;
}

.pick-badge {
  grid-area: badge;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  background-color: var(--color-accent-light);
  color: var(--color-accent);
  font-size: 13px;
  font-weight: 700;
  margin-top: 2px;
}

.pick-link {
  grid-area: title;
}

.pick-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text);
  transition: color 0.2s ease;
  line-height: 1.4;
}

.pick-link:hover .pick-title {
  color: var(--color-primary);
}

.pick-reason {
  grid-area: reason;
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.6;
  margin-top: 2px;
}

/* ---------- 信息来源与反馈 ---------- */

.source-feedback {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 36px var(--container-pad) 48px;
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 8px;
}

.info-block {
  background-color: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px 24px;
}

.info-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 8px;
}

.info-block p {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
}

/* ==========================================================================
   Components —— 内页共用模块
   ========================================================================== */

/* ---------- 频道页 ---------- */

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

.channel-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 8px;
}

.channel-card {
  background-color: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px;
  display: flex;
  gap: 14px;
  align-items: flex-start;
  transition: box-shadow 0.2s ease, border-color 0.2s ease;
}

.channel-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.channel-icon {
  flex-shrink: 0;
}

.channel-icon img {
  width: 40px;
  height: 40px;
  object-fit: contain;
}

.channel-body {
  flex: 1;
}

.channel-name {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 6px;
}

.channel-desc {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.6;
}

.channel-intro-section {
  margin-bottom: 40px;
}

.intro-list {
  margin-top: 8px;
}

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

.intro-item:last-child {
  border-bottom: none;
}

.intro-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 6px;
}

.intro-text {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
}

/* ---------- 相关链接侧栏/区块 ---------- */

.related-topics {
  background-color: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  margin-bottom: 40px;
}

.related-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 12px;
}

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

.related-links li a {
  font-size: 14px;
  color: var(--color-primary);
  transition: color 0.2s ease;
}

.related-links li a:hover {
  color: var(--color-primary-dark);
  text-decoration: underline;
}

/* ---------- 专题页 ---------- */

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

.topic-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 8px;
}

.topic-card {
  background-color: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.topic-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.topic-media {
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.topic-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.topic-card:hover .topic-media img {
  transform: scale(1.03);
}

.topic-content {
  padding: 16px 18px 18px;
}

.topic-title {
  font-size: 17px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 8px;
  transition: color 0.2s ease;
}

.topic-title:hover {
  color: var(--color-primary);
}

.topic-excerpt {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.6;
  margin-bottom: 12px;
}

.topic-link {
  display: inline-flex;
  align-items: center;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-primary);
}

.topic-link:hover {
  color: var(--color-primary-dark);
  text-decoration: underline;
}

.topics-intro-section {
  margin-bottom: 40px;
}

.intro-block {
  background-color: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px;
}

.intro-block .intro-text {
  margin-bottom: 12px;
}

.intro-block .intro-text:last-child {
  margin-bottom: 0;
}

.related-links-section {
  margin-bottom: 40px;
}

.related-links-list li {
  margin-bottom: 10px;
}

.related-links-list li a {
  font-size: 15px;
  color: var(--color-primary);
  transition: color 0.2s ease;
}

.related-links-list li a:hover {
  color: var(--color-primary-dark);
  text-decoration: underline;
}

/* ---------- 时间线页 ---------- */

.timeline-section {
  margin-bottom: 44px;
}

.timeline-year-group {
  margin-bottom: 28px;
}

.timeline-year {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-primary);
  padding: 10px 0;
  border-bottom: 2px solid var(--color-primary);
  margin-bottom: 16px;
}

.timeline-list {
  position: relative;
  padding-left: 24px;
}

.timeline-list::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 4px;
  bottom: 4px;
  width: 2px;
  background-color: var(--color-border);
}

.timeline-item {
  position: relative;
  padding: 0 0 20px 16px;
}

.timeline-item:last-child {
  padding-bottom: 4px;
}

.timeline-marker {
  position: absolute;
  left: -24px;
  top: 6px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: var(--color-primary);
  border: 2px solid var(--color-card);
  box-shadow: 0 0 0 2px var(--color-primary);
}

.timeline-date {
  font-size: 13px;
  color: var(--color-text-muted);
  display: block;
  margin-bottom: 4px;
}

.timeline-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 6px;
}

.timeline-desc {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.6;
}

.summary-section {
  margin-bottom: 44px;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 8px;
}

.summary-card {
  background-color: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: box-shadow 0.2s ease;
}

.summary-card:hover {
  box-shadow: var(--shadow-md);
}

.summary-media {
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

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

.summary-card-title {
  font-size: 17px;
  font-weight: 600;
  color: var(--color-text);
  padding: 16px 18px 6px;
}

.summary-card-text {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.6;
  padding: 0 18px 18px;
}

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

.related-links li {
  margin-bottom: 10px;
}

.related-links li a {
  font-size: 15px;
  color: var(--color-primary);
  transition: color 0.2s ease;
}

.related-links li a:hover {
  color: var(--color-primary-dark);
  text-decoration: underline;
}

/* ---------- 人物页 ---------- */

.people-section {
  margin-bottom: 44px;
}

.people-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 8px;
}

.people-card {
  background-color: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  transition: box-shadow 0.2s ease, border-color 0.2s ease;
}

.people-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.people-avatar {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: 12px;
  border: 2px solid var(--color-primary-light);
}

.people-info {
  width: 100%;
}

.people-name {
  font-size: 17px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 4px;
}

.people-role {
  font-size: 13px;
  color: var(--color-accent);
  margin-bottom: 8px;
}

.people-desc {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.6;
}

.people-brief-section {
  margin-bottom: 44px;
}

.brief-list {
  margin-top: 8px;
}

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

.brief-item:last-child {
  border-bottom: none;
}

.brief-name {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 6px;
}

.brief-text {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
}

.related-links .related-desc {
  font-size: 14px;
  color: var(--color-text-light);
  margin-bottom: 12px;
  line-height: 1.7;
}

.related-links .related-desc a {
  color: var(--color-primary);
  font-weight: 500;
}

.related-links .related-desc a:hover {
  color: var(--color-primary-dark);
  text-decoration: underline;
}

/* ---------- FAQ 页 ---------- */

.faq-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 32px;
  align-items: start;
}

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

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

.content-media-inline {
  margin: 16px 0 20px;
}

.content-media-inline img {
  width: 100%;
  max-height: 260px;
  object-fit: cover;
  border-radius: var(--radius-md);
}

.content-media-inline figcaption {
  font-size: 13px;
  color: var(--color-text-muted);
  padding: 8px 2px 0;
  line-height: 1.5;
}

.faq-list {
  margin-top: 8px;
}

.faq-item {
  background-color: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  overflow: hidden;
}

.faq-item summary {
  padding: 16px 20px;
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text);
  cursor: pointer;
  list-style: none;
  position: relative;
  padding-right: 44px;
  transition: color 0.2s ease;
}

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

.faq-item summary::after {
  content: "+";
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 20px;
  font-weight: 400;
  color: var(--color-primary);
  transition: transform 0.2s ease;
}

.faq-item[open] summary {
  color: var(--color-primary);
  border-bottom: 1px solid var(--color-border);
}

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

.faq-item p {
  padding: 14px 20px 18px;
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
}

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

.feedback-section > p {
  font-size: 14px;
  color: var(--color-text-light);
  margin-bottom: 12px;
}

.feedback-list {
  margin: 12px 0 16px;
  padding-left: 20px;
}

.feedback-list li {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 8px;
  list-style: disc;
}

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

.related-list li a {
  font-size: 15px;
  color: var(--color-primary);
  transition: color 0.2s ease;
}

.related-list li a:hover {
  color: var(--color-primary-dark);
  text-decoration: underline;
}

/* ---------- FAQ 侧栏 ---------- */

.sidebar {
  position: sticky;
  top: calc(var(--header-height) + 24px);
}

.sidebar-card {
  background-color: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px;
  margin-bottom: 16px;
}

.sidebar-card h3 {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 12px;
}

.term-list li {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.6;
  padding: 6px 0;
  border-bottom: 1px dashed var(--color-border);
}

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

.term-list strong {
  color: var(--color-text);
  font-weight: 600;
  margin-right: 4px;
}

/* ==========================================================================
   Pages —— 404 错误页
   ========================================================================== */

.error-main {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - var(--header-height) - 240px);
  padding: 48px var(--container-pad);
}

.error-section {
  text-align: center;
  max-width: 520px;
  background-color: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  box-shadow: var(--shadow-sm);
}

.error-code {
  font-size: 64px;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: 8px;
}

.error-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 12px;
}

.error-desc {
  font-size: 15px;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 24px;
}

.error-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 32px;
  font-size: 15px;
  font-weight: 600;
  color: #ffffff;
  background-color: var(--color-primary);
  border-radius: var(--radius-md);
  transition: background-color 0.2s ease;
}

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

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

.error-links-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 14px;
}

.error-links-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.error-links-list li a {
  display: block;
  padding: 10px 16px;
  font-size: 14px;
  color: var(--color-primary);
  background-color: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  transition: border-color 0.2s ease, background-color 0.2s ease;
}

.error-links-list li a:hover {
  border-color: var(--color-primary);
  background-color: var(--color-primary-light);
}

/* ==========================================================================
   Responsive —— 响应式适配
   ========================================================================== */

@media (max-width: 992px) {
  .footer-inner {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

@media (max-width: 768px) {
  :root {
    --container-pad: 16px;
    --header-height: 60px;
  }

  /* ---------- 页头与导航 ---------- */

  .header-inner {
    height: var(--header-height);
  }

  .brand-name {
    font-size: 19px;
  }

  .brand-slogan {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .site-nav {
    position: absolute;
    top: var(--header-height);
    left: 0;
    right: 0;
    background-color: var(--color-card);
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    padding: 8px 0;
  }

  .nav-list li a {
    padding: 14px 24px;
    border-bottom: none;
    border-left: 3px solid transparent;
    border-radius: 0;
  }

  .nav-list li a.is-current {
    border-left-color: var(--color-primary);
    background-color: var(--color-primary-light);
  }

  .site-nav.is-open {
    max-height: 420px;
  }

  /* ---------- 首页模块 ---------- */

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

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

  .hero-figure img {
    height: 220px;
  }

  .quick-entry {
    grid-template-columns: 1fr;
    gap: 10px;
    padding-bottom: 28px;
  }

  .quick-item {
    padding: 12px 16px;
  }

  .channel-list {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }

  .channel-item {
    padding: 12px 14px;
  }

  .channel-brief {
    display: none;
  }

  .news-item {
    grid-template-columns: 1fr;
    grid-template-areas:
      "title"
      "summary"
      "date";
    gap: 4px;
  }

  .news-date {
    padding-top: 2px;
  }

  .topic-cards {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .pick-item {
    grid-template-columns: 1fr;
    grid-template-areas:
      "badge title"
      "reason reason";
    gap: 4px 12px;
  }

  .info-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  /* ---------- 内页 ---------- */

  .inner-main {
    padding-top: 20px;
  }

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

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

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

  .topic-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .summary-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

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

  .people-card {
    flex-direction: row;
    text-align: left;
    align-items: center;
    gap: 16px;
    padding: 16px;
  }

  .people-avatar {
    margin-bottom: 0;
    width: 60px;
    height: 60px;
    flex-shrink: 0;
  }

  .people-info {
    flex: 1;
  }

  .faq-layout {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .sidebar {
    position: static;
  }

  .timeline-list {
    padding-left: 20px;
  }

  .timeline-marker {
    left: -20px;
  }

  /* ---------- 页脚 ---------- */

  .footer-inner {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    padding: 36px var(--container-pad) 24px;
  }

  .footer-brand {
    grid-column: 1 / -1;
    padding-left: 0;
    padding-top: 8px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
  }

  /* ---------- 404 ---------- */

  .error-main {
    min-height: auto;
    padding: 32px var(--container-pad);
  }

  .error-section {
    padding: 36px 24px;
  }

  .error-code {
    font-size: 48px;
  }

  .error-links-list {
    grid-template-columns: 1fr;
    gap: 10px;
  }
}

@media (max-width: 480px) {
  .channel-list {
    grid-template-columns: 1fr;
  }

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

  .footer-brand {
    grid-column: auto;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
  }

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

  .timeline-item {
    padding-left: 12px;
  }

  .faq-item summary {
    padding: 14px 40px 14px 16px;
    font-size: 14px;
  }
}