/* ==========================================================
   黑料专区 · 全站样式表
   视觉方向：音乐杂志风 · 编辑感 · 强对比
   ========================================================== */

/* ==========================================================
   Base
   ========================================================== */
:root {
  --color-ink: #1a1a2e;
  --color-accent: #e94560;
  --color-deep: #0f3460;
  --color-bg: #f5f5f5;
  --color-white: #ffffff;
  --color-text: #2d2d3a;
  --color-text-light: #6b6b7a;
  --color-border: #e2e2ea;
  --font-sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --header-h: 80px;
  --header-h-scroll: 60px;
  --container-w: 1200px;
  --radius: 8px;
  --shadow-card: 0 2px 8px rgba(26, 26, 46, 0.06);
  --transition: 0.25s ease;
}

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

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

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

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

a {
  color: var(--color-deep);
  text-decoration: none;
  transition: color var(--transition);
}

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

ul,
ol {
  list-style: none;
}

button {
  font-family: inherit;
  border: none;
  background: none;
  cursor: pointer;
}

/* ==========================================================
   Layout · 全站骨架
   ========================================================== */

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

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

/* 统一内容宽度 */
.header-inner,
.site-main > .hero-section,
.site-main > section,
.footer-inner,
.inner-main,
.layout-shell,
.error-content {
  width: 100%;
  max-width: var(--container-w);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

/* ==========================================================
   Components · 页头导航
   ========================================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(26, 26, 46, 0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: background-color var(--transition), box-shadow var(--transition);
}

.site-header.is-scrolled {
  background-color: rgba(26, 26, 46, 0.98);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.18);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
  transition: height var(--transition);
}

.site-header.is-scrolled .header-inner {
  height: var(--header-h-scroll);
}

.brand {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-shrink: 0;
}

.brand-name {
  font-size: 24px;
  font-weight: 800;
  color: var(--color-white);
  letter-spacing: 1px;
}

.brand-slogan {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.65);
}

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

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  border-radius: var(--radius);
}

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

.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);
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-list li a {
  display: block;
  padding: 8px 16px;
  font-size: 15px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.85);
  border-radius: 4px;
  transition: color var(--transition), background-color var(--transition);
}

.nav-list li a:hover {
  color: var(--color-white);
  background-color: rgba(255, 255, 255, 0.1);
}

.nav-list li a.is-current {
  color: var(--color-white);
  background-color: var(--color-accent);
}

/* ==========================================================
   Components · 面包屑
   ========================================================== */

.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
  padding-top: 24px;
  padding-bottom: 0;
  font-size: 14px;
  color: var(--color-text-light);
}

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

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

.breadcrumb-sep {
  color: #b8b8c4;
}

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

/* ==========================================================
   Components · 页头标题区
   ========================================================== */

.page-header {
  padding: 28px 0 20px;
  border-bottom: 3px solid var(--color-ink);
  margin-bottom: 32px;
}

.page-title {
  font-size: 36px;
  font-weight: 800;
  line-height: 1.3;
  color: var(--color-ink);
  margin-bottom: 10px;
}

.page-description {
  font-size: 16px;
  color: var(--color-text-light);
  max-width: 720px;
}

/* ==========================================================
   Components · 通用区块标题
   ========================================================== */

.section-title {
  font-size: 28px;
  font-weight: 800;
  color: var(--color-ink);
  line-height: 1.3;
  margin-bottom: 8px;
  position: relative;
  padding-left: 16px;
}

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

.section-desc {
  font-size: 15px;
  color: var(--color-text-light);
  margin-bottom: 24px;
  max-width: 680px;
}

/* ==========================================================
   Components · 首页 Hero
   ========================================================== */

.hero-section {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 32px;
  padding-top: 40px;
  padding-bottom: 48px;
}

.hero-left {
  background-color: var(--color-ink);
  color: var(--color-white);
  padding: 32px 28px;
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  min-height: 420px;
}

.hero-index-title {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 24px;
  color: var(--color-white);
  border-bottom: 2px solid var(--color-accent);
  padding-bottom: 12px;
}

.hero-channel-list {
  flex: 1;
}

.hero-channel-list li {
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.hero-channel-list li a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  font-size: 15px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.85);
  transition: color var(--transition), padding-left var(--transition);
}

.hero-channel-list li a::after {
  content: "→";
  color: var(--color-accent);
  font-weight: 700;
}

.hero-channel-list li a:hover {
  color: var(--color-white);
  padding-left: 6px;
}

.hero-index-link {
  display: inline-block;
  margin-top: 20px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-accent);
}

.hero-index-link:hover {
  color: var(--color-white);
}

.hero-right {
  display: flex;
  flex-direction: column;
}

.hero-figure {
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 20px;
  background-color: var(--color-deep);
}

.hero-figure img {
  width: 100%;
  height: 340px;
  object-fit: cover;
}

.hero-title {
  font-size: 36px;
  font-weight: 800;
  line-height: 1.3;
  color: var(--color-ink);
  margin-bottom: 12px;
}

.hero-summary {
  font-size: 16px;
  color: var(--color-text-light);
  margin-bottom: 20px;
  max-width: 640px;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  align-self: flex-start;
  gap: 8px;
  padding: 12px 28px;
  background-color: var(--color-accent);
  color: var(--color-white);
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius);
  transition: background-color var(--transition), transform var(--transition);
}

.hero-cta:hover {
  background-color: #d63850;
  color: var(--color-white);
  transform: translateY(-2px);
}

/* ==========================================================
   Components · 首页焦点报道
   ========================================================== */

.focus-report-section {
  padding: 48px 0;
}

.focus-report-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.focus-report-card {
  background-color: var(--color-white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition), box-shadow var(--transition);
  display: flex;
  flex-direction: column;
}

.focus-report-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 20px rgba(26, 26, 46, 0.12);
}

.focus-report-figure {
  overflow: hidden;
  background-color: var(--color-deep);
}

.focus-report-figure img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.focus-report-card:hover .focus-report-figure img {
  transform: scale(1.04);
}

.focus-report-heading {
  padding: 16px 20px 8px;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.4;
}

.focus-report-heading a {
  color: var(--color-ink);
}

.focus-report-heading a:hover {
  color: var(--color-accent);
}

.focus-report-excerpt {
  padding: 0 20px 20px;
  font-size: 14px;
  color: var(--color-text-light);
  flex: 1;
}

/* ==========================================================
   Components · 首页频道标签带
   ========================================================== */

.channel-nav-section {
  padding: 48px 0;
}

.channel-tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.channel-tag-list li a {
  display: inline-block;
  padding: 10px 22px;
  background-color: var(--color-white);
  border: 2px solid var(--color-border);
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-ink);
  transition: border-color var(--transition), background-color var(--transition), color var(--transition);
}

.channel-tag-list li a:hover {
  border-color: var(--color-accent);
  background-color: var(--color-accent);
  color: var(--color-white);
}

/* ==========================================================
   Components · 首页最新资讯列表
   ========================================================== */

.latest-section {
  padding: 48px 0;
}

.latest-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.latest-item {
  background-color: var(--color-white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  transition: box-shadow var(--transition);
}

.latest-item:hover {
  box-shadow: 0 6px 16px rgba(26, 26, 46, 0.1);
}

.latest-card {
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-areas:
    "heading date"
    "excerpt date";
  gap: 6px 20px;
  padding: 20px 24px;
  align-items: start;
}

.latest-heading {
  grid-area: heading;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.4;
}

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

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

.latest-excerpt {
  grid-area: excerpt;
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.6;
}

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

/* ==========================================================
   Components · 首页专题推荐
   ========================================================== */

.topics-section {
  padding: 48px 0;
}

.topic-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.topic-card {
  background-color: var(--color-white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition), box-shadow var(--transition);
  display: flex;
  flex-direction: column;
}

.topic-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 20px rgba(26, 26, 46, 0.12);
}

.topic-figure {
  overflow: hidden;
  background-color: var(--color-deep);
}

.topic-figure img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.topic-card:hover .topic-figure img {
  transform: scale(1.04);
}

.topic-heading {
  padding: 20px 24px 8px;
  font-size: 20px;
  font-weight: 700;
  line-height: 1.4;
}

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

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

.topic-excerpt {
  padding: 0 24px 24px;
  font-size: 14px;
  color: var(--color-text-light);
  flex: 1;
}

/* ==========================================================
   Components · 首页编辑推荐
   ========================================================== */

.editor-picks-section {
  padding: 48px 0;
}

.editor-picks-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.editor-pick-item {
  background-color: var(--color-ink);
  border-radius: var(--radius);
  padding: 24px;
  color: var(--color-white);
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: transform var(--transition), background-color var(--transition);
}

.editor-pick-item:hover {
  transform: translateY(-4px);
  background-color: var(--color-deep);
}

.editor-pick-heading {
  font-size: 17px;
  font-weight: 700;
  line-height: 1.4;
}

.editor-pick-heading a {
  color: var(--color-white);
}

.editor-pick-heading a:hover {
  color: var(--color-accent);
}

.editor-pick-reason {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.6;
}

/* ==========================================================
   Components · 首页信息来源说明
   ========================================================== */

.source-info-section {
  padding: 48px 0;
}

.source-info-content {
  background-color: var(--color-white);
  border-left: 4px solid var(--color-accent);
  border-radius: var(--radius);
  padding: 28px 32px;
  box-shadow: var(--shadow-card);
}

.source-info-content p {
  font-size: 15px;
  color: var(--color-text);
  margin-bottom: 12px;
  line-height: 1.8;
}

.source-info-content p:last-of-type {
  margin-bottom: 16px;
}

.source-info-link {
  display: inline-block;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-accent);
}

.source-info-link:hover {
  color: var(--color-deep);
}

/* ==========================================================
   Components · 首页通用 section 间距
   ========================================================== */

.home-main > section {
  padding-left: 24px;
  padding-right: 24px;
}

/* ==========================================================
   Pages · 频道分类页
   ========================================================== */

.channel-grid {
  padding-bottom: 48px;
}

.channel-grid-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.channel-card {
  background-color: var(--color-white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition), box-shadow var(--transition);
  display: flex;
  flex-direction: column;
}

.channel-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 20px rgba(26, 26, 46, 0.12);
}

.channel-card-media {
  overflow: hidden;
  background-color: var(--color-deep);
}

.channel-card-media img {
  width: 100%;
  height: 160px;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.channel-card:hover .channel-card-media img {
  transform: scale(1.04);
}

.channel-card-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.channel-card-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: 8px;
}

.channel-card-desc {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.6;
  margin-bottom: 16px;
  flex: 1;
}

.channel-card-link {
  display: inline-block;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-accent);
}

.channel-card-link:hover {
  color: var(--color-deep);
}

/* 频道介绍 */
.channel-intro {
  padding: 48px 0;
  border-top: 1px solid var(--color-border);
}

.channel-intro-lead {
  font-size: 16px;
  line-height: 1.8;
  color: var(--color-text);
  max-width: 760px;
  margin-bottom: 24px;
}

.channel-intro-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 24px;
}

.channel-intro-item {
  background-color: var(--color-white);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow-card);
  border-top: 3px solid var(--color-accent);
}

.channel-intro-item-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: 8px;
}

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

.channel-intro-more {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}

.channel-intro-more a {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-deep);
  border-bottom: 2px solid var(--color-accent);
  padding-bottom: 2px;
}

.channel-intro-more a:hover {
  color: var(--color-accent);
}

/* ==========================================================
   Pages · 内容专题页
   ========================================================== */

.topic-list {
  padding-bottom: 48px;
}

.section-intro {
  font-size: 15px;
  color: var(--color-text-light);
  margin-bottom: 28px;
  max-width: 680px;
}

.topic-item {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 28px;
  background-color: var(--color-white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  margin-bottom: 24px;
  transition: box-shadow var(--transition), transform var(--transition);
}

.topic-item:hover {
  box-shadow: 0 8px 20px rgba(26, 26, 46, 0.12);
  transform: translateY(-2px);
}

.topic-media {
  overflow: hidden;
  background-color: var(--color-deep);
}

.topic-media img {
  width: 100%;
  height: 100%;
  min-height: 200px;
  object-fit: cover;
}

.topic-content {
  padding: 28px 28px 28px 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.topic-content h3 {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: 10px;
  line-height: 1.4;
}

.topic-content h3 a {
  color: var(--color-ink);
}

.topic-content h3 a:hover {
  color: var(--color-accent);
}

.topic-summary {
  font-size: 15px;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 12px;
}

.topic-meta {
  font-size: 13px;
  color: var(--color-text-light);
  margin-bottom: 16px;
}

.topic-link {
  display: inline-block;
  align-self: flex-start;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-accent);
  border-bottom: 2px solid var(--color-accent);
  padding-bottom: 2px;
}

.topic-link:hover {
  color: var(--color-deep);
  border-color: var(--color-deep);
}

/* 专题说明 */
.topic-about {
  padding: 48px 0;
  border-top: 1px solid var(--color-border);
}

.topic-about-content {
  background-color: var(--color-white);
  border-radius: var(--radius);
  padding: 28px 32px;
  box-shadow: var(--shadow-card);
}

.topic-about-content p {
  font-size: 15px;
  color: var(--color-text);
  line-height: 1.8;
  margin-bottom: 12px;
}

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

/* ==========================================================
   Pages · 实用指南页
   ========================================================== */

.article-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  padding-bottom: 48px;
}

.article-content {
  max-width: 860px;
}

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

.guide-section h2 {
  font-size: 28px;
  font-weight: 800;
  color: var(--color-ink);
  margin-bottom: 16px;
  line-height: 1.3;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--color-accent);
}

.guide-section h3 {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: 12px;
}

.guide-section p {
  font-size: 16px;
  color: var(--color-text);
  line-height: 1.8;
  margin-bottom: 14px;
}

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

.guide-figure img {
  width: 100%;
  height: 300px;
  object-fit: cover;
}

.guide-figure figcaption {
  padding: 10px 16px;
  font-size: 13px;
  color: var(--color-text-light);
  background-color: var(--color-white);
}

.guide-links {
  background-color: var(--color-white);
  border-radius: var(--radius);
  padding: 28px 32px;
  box-shadow: var(--shadow-card);
  border-left: 4px solid var(--color-accent);
}

.guide-links h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: 8px;
}

.guide-links p {
  font-size: 15px;
  color: var(--color-text-light);
  margin-bottom: 16px;
}

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

.guide-link-list li a {
  display: block;
  padding: 12px 16px;
  background-color: var(--color-bg);
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 500;
  color: var(--color-deep);
  transition: background-color var(--transition), color var(--transition);
}

.guide-link-list li a:hover {
  background-color: var(--color-ink);
  color: var(--color-white);
}

/* ==========================================================
   Pages · 深度解读页
   ========================================================== */

.layout-shell {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 40px;
  align-items: start;
  padding-top: 0;
  padding-bottom: 48px;
}

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

.content-block {
  margin-bottom: 40px;
}

.content-block h2 {
  font-size: 28px;
  font-weight: 800;
  color: var(--color-ink);
  margin-bottom: 16px;
  line-height: 1.3;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--color-accent);
}

.content-block h2::before {
  content: none;
}

.content-block p {
  font-size: 16px;
  color: var(--color-text);
  line-height: 1.8;
  margin-bottom: 14px;
}

.media-figure {
  border-radius: var(--radius);
  overflow: hidden;
  margin: 20px 0;
  background-color: var(--color-deep);
}

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

.media-figure figcaption {
  padding: 10px 16px;
  font-size: 13px;
  color: var(--color-text-light);
  background-color: var(--color-white);
}

.perspective-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin: 20px 0;
}

.perspective-list li {
  background-color: var(--color-white);
  border-radius: var(--radius);
  padding: 20px 24px;
  box-shadow: var(--shadow-card);
  border-left: 3px solid var(--color-accent);
  font-size: 15px;
  line-height: 1.7;
  color: var(--color-text);
}

.perspective-list li strong {
  display: block;
  font-size: 16px;
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: 4px;
}

.related-links {
  background-color: var(--color-white);
  border-radius: var(--radius);
  padding: 28px 32px;
  box-shadow: var(--shadow-card);
  border-left: 4px solid var(--color-accent);
}

.related-links h2 {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: 8px;
  border-bottom: none;
  padding-bottom: 0;
}

.related-links p {
  font-size: 15px;
  color: var(--color-text-light);
  margin-bottom: 12px;
}

.related-links a {
  display: inline-block;
  margin-right: 16px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-accent);
}

.related-links a:hover {
  color: var(--color-deep);
}

/* 侧边栏 */
.sidebar {
  display: flex;
  flex-direction: column;
  gap: 24px;
  position: sticky;
  top: calc(var(--header-h) + 20px);
}

.sidebar-card {
  background-color: var(--color-white);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow-card);
}

.sidebar-card h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: 10px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--color-accent);
}

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

/* ==========================================================
   Pages · 404
   ========================================================== */

.error-main {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 80px 24px;
}

.error-content {
  text-align: center;
  max-width: 560px;
}

.error-code {
  font-size: 96px;
  font-weight: 800;
  line-height: 1;
  color: var(--color-accent);
  margin-bottom: 16px;
}

.error-content h1 {
  font-size: 32px;
  font-weight: 800;
  color: var(--color-ink);
  margin-bottom: 12px;
}

.error-desc {
  font-size: 16px;
  color: var(--color-text-light);
  margin-bottom: 28px;
}

.error-back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  background-color: var(--color-ink);
  color: var(--color-white);
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius);
  transition: background-color var(--transition);
}

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

/* ==========================================================
   Components · 页脚
   ========================================================== */

.site-footer {
  background-color: var(--color-ink);
  color: rgba(255, 255, 255, 0.8);
  margin-top: auto;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 48px;
  padding-top: 48px;
  padding-bottom: 40px;
}

.footer-brand-name {
  font-size: 22px;
  font-weight: 800;
  color: var(--color-white);
  margin-bottom: 8px;
}

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

.footer-nav-title,
.footer-tasks-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 16px;
}

.footer-nav-list,
.footer-tasks-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-nav-list li a,
.footer-tasks-list li a {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
  transition: color var(--transition);
}

.footer-nav-list li a:hover,
.footer-tasks-list li a:hover {
  color: var(--color-accent);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 20px 24px;
  text-align: center;
}

.footer-copyright {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
}

/* ==========================================================
   Responsive · 桌面端 1200px 以下
   ========================================================== */

@media (max-width: 1100px) {
  .hero-section {
    grid-template-columns: 260px 1fr;
  }

  .layout-shell {
    grid-template-columns: 1fr 280px;
    gap: 28px;
  }
}

/* ==========================================================
   Responsive · 平板 992px
   ========================================================== */

@media (max-width: 992px) {
  .header-inner,
  .site-main > .hero-section,
  .site-main > section,
  .footer-inner,
  .inner-main,
  .layout-shell,
  .error-content {
    padding-left: 20px;
    padding-right: 20px;
  }

  .hero-section {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .hero-left {
    min-height: auto;
  }

  .hero-channel-list {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 8px;
  }

  .hero-channel-list li {
    border-bottom: none;
  }

  .hero-channel-list li a {
    justify-content: center;
    padding: 10px 8px;
    font-size: 14px;
    text-align: center;
  }

  .hero-channel-list li a::after {
    content: none;
  }

  .hero-index-link {
    display: none;
  }

  .focus-report-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }

  .editor-picks-list {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }

  .channel-grid-list {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .channel-intro-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }

  .topic-item {
    grid-template-columns: 260px 1fr;
    gap: 20px;
  }

  .layout-shell {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .sidebar {
    position: static;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

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

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

/* ==========================================================
   Responsive · 手机 768px
   ========================================================== */

@media (max-width: 768px) {
  :root {
    --header-h: 60px;
    --header-h-scroll: 56px;
  }

  .header-inner,
  .site-main > .hero-section,
  .site-main > section,
  .footer-inner,
  .inner-main,
  .layout-shell,
  .error-content {
    padding-left: 16px;
    padding-right: 16px;
  }

  /* 导航 */
  .nav-toggle {
    display: flex;
  }

  .nav-list {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    background-color: var(--color-ink);
    padding: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
  }

  .nav-list.is-open {
    max-height: 360px;
    padding: 12px 16px 20px;
  }

  .nav-list li a {
    padding: 14px 16px;
    border-radius: var(--radius);
  }

  .brand-slogan {
    display: none;
  }

  /* 面包屑 */
  .breadcrumb {
    padding-top: 16px;
    font-size: 13px;
  }

  /* 页头标题 */
  .page-header {
    padding: 20px 0 16px;
    margin-bottom: 24px;
  }

  .page-title {
    font-size: 28px;
  }

  .page-description {
    font-size: 15px;
  }

  /* 区块标题 */
  .section-title {
    font-size: 24px;
  }

  /* Hero */
  .hero-section {
    padding-top: 24px;
    padding-bottom: 32px;
  }

  .hero-left {
    padding: 24px 20px;
  }

  .hero-index-title {
    font-size: 18px;
    margin-bottom: 16px;
  }

  .hero-channel-list {
    grid-template-columns: repeat(2, 1fr);
    gap: 6px;
  }

  .hero-channel-list li a {
    padding: 10px 6px;
    font-size: 13px;
  }

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

  .hero-title {
    font-size: 28px;
  }

  .hero-summary {
    font-size: 15px;
  }

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

  /* 焦点报道 */
  .focus-report-section,
  .channel-nav-section,
  .latest-section,
  .topics-section,
  .editor-picks-section,
  .source-info-section {
    padding: 32px 0;
  }

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

  .focus-report-figure img {
    height: 200px;
  }

  .channel-tag-list {
    gap: 8px;
  }

  .channel-tag-list li a {
    padding: 8px 16px;
    font-size: 13px;
  }

  /* 最新列表 */
  .latest-card {
    grid-template-columns: 1fr;
    grid-template-areas:
      "heading"
      "excerpt"
      "date";
    padding: 16px 18px;
  }

  .latest-date {
    padding-top: 0;
  }

  /* 专题卡片 */
  .topic-cards {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .topic-figure img {
    height: 200px;
  }

  /* 编辑推荐 */
  .editor-picks-list {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .editor-pick-item {
    padding: 20px;
  }

  /* 信息来源 */
  .source-info-content {
    padding: 20px;
  }

  /* 频道页 */
  .channel-grid-list {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .channel-card-media img {
    height: 180px;
  }

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

  .channel-intro-more {
    flex-direction: column;
    gap: 12px;
  }

  /* 专题页 */
  .topic-item {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .topic-media img {
    height: 200px;
    min-height: 0;
  }

  .topic-content {
    padding: 20px;
  }

  .topic-content h3 {
    font-size: 20px;
  }

  .topic-about-content {
    padding: 20px;
  }

  /* 指南页 */
  .guide-section h2 {
    font-size: 24px;
  }

  .guide-section h3 {
    font-size: 20px;
  }

  .guide-figure img {
    height: 200px;
  }

  .guide-links {
    padding: 20px;
  }

  .guide-link-list {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  /* 深度解读 */
  .content-block h2 {
    font-size: 24px;
  }

  .media-figure img {
    height: 200px;
  }

  .perspective-list li {
    padding: 16px 18px;
  }

  .related-links {
    padding: 20px;
  }

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

  /* 404 */
  .error-main {
    padding: 60px 16px;
  }

  .error-code {
    font-size: 72px;
  }

  .error-content h1 {
    font-size: 26px;
  }

  /* 页脚 */
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 28px;
    padding-top: 36px;
    padding-bottom: 32px;
  }

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

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

/* ==========================================================
   Responsive · 小屏手机 390px
   ========================================================== */

@media (max-width: 390px) {
  .hero-channel-list {
    grid-template-columns: 1fr 1fr;
  }

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

  .hero-figure img {
    height: 180px;
  }

  .focus-report-figure img,
  .topic-figure img,
  .channel-card-media img {
    height: 170px;
  }

  .topic-media img,
  .guide-figure img,
  .media-figure img {
    height: 170px;
  }

  .channel-tag-list li a {
    padding: 8px 14px;
    font-size: 12px;
  }
}