/* ==========================================================================
   base / 基础样式
   ========================================================================== */

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

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

body {
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: #2b2b2b;
  background-color: #faf7f4;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

a {
  color: #d63b53;
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: #b02c41;
}

ul, ol {
  list-style: none;
}

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

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ==========================================================================
   layout / 全站布局骨架
   ========================================================================== */

.site-header {
  background-color: #ffffff;
  border-bottom: 1px solid #e8e0dc;
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  min-height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  flex-shrink: 0;
}

.brand-link {
  display: inline-flex;
  align-items: center;
  font-size: 22px;
  font-weight: 600;
  color: #2b2b2b;
  line-height: 1.3;
}

.brand-link:hover {
  color: #d63b53;
}

.brand-name {
  letter-spacing: 0.5px;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 44px;
  height: 44px;
  background: transparent;
  border: 1px solid #e8e0dc;
  border-radius: 6px;
  cursor: pointer;
  padding: 8px;
  gap: 5px;
}

.nav-toggle-bar {
  display: block;
  width: 20px;
  height: 2px;
  background-color: #2b2b2b;
  border-radius: 1px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.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);
}

.site-nav {
  flex: 1;
  display: flex;
  justify-content: flex-end;
}

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

.nav-item {
  position: relative;
}

.nav-link {
  display: block;
  padding: 10px 16px;
  font-size: 15px;
  font-weight: 400;
  color: #2b2b2b;
  border-radius: 6px;
  line-height: 1.4;
}

.nav-link:hover {
  color: #d63b53;
  background-color: #faf7f4;
}

.nav-link.is-current {
  color: #d63b53;
  font-weight: 600;
}

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

.inner-main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 32px 24px 64px;
  width: 100%;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: #7a7a7a;
  margin-bottom: 24px;
}

.breadcrumb a {
  color: #7a7a7a;
}

.breadcrumb a:hover {
  color: #d63b53;
}

.breadcrumb-sep {
  color: #b8b0ac;
  font-size: 13px;
}

.breadcrumb-current {
  color: #2b2b2b;
  font-weight: 500;
}

.page-header {
  margin-bottom: 40px;
  max-width: 860px;
}

.page-title {
  font-size: 28px;
  font-weight: 600;
  line-height: 1.4;
  color: #2b2b2b;
  margin-bottom: 12px;
}

.page-description {
  font-size: 16px;
  line-height: 1.7;
  color: #7a7a7a;
  max-width: 720px;
}

.site-footer {
  background-color: #2b2b2b;
  color: #c9c4c0;
  margin-top: auto;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 48px 24px 32px;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr 1.2fr;
  gap: 40px;
}

.footer-brand-name {
  font-size: 20px;
  font-weight: 600;
  color: #ffffff;
  margin-bottom: 12px;
}

.footer-brand-desc {
  font-size: 14px;
  line-height: 1.7;
  color: #a8a29e;
}

.footer-col-title {
  font-size: 15px;
  font-weight: 600;
  color: #ffffff;
  margin-bottom: 16px;
}

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

.footer-link {
  font-size: 14px;
  color: #a8a29e;
  line-height: 1.5;
}

.footer-link:hover {
  color: #ffffff;
}

.footer-service-text,
.footer-guide-text,
.footer-info-text {
  font-size: 14px;
  line-height: 1.7;
  color: #a8a29e;
  margin-bottom: 12px;
}

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

.copyright {
  max-width: 1200px;
  margin: 0 auto;
  font-size: 13px;
  color: #8a8580;
  text-align: center;
}

/* ==========================================================================
   components / 通用组件
   ========================================================================== */

.section-heading {
  margin-bottom: 32px;
  max-width: 760px;
}

.section-title {
  font-size: 22px;
  font-weight: 600;
  color: #2b2b2b;
  line-height: 1.4;
  margin-bottom: 8px;
}

.section-desc {
  font-size: 15px;
  line-height: 1.6;
  color: #7a7a7a;
}

.detail-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 500;
  color: #d63b53;
  line-height: 1.4;
}

.detail-link::after {
  content: "→";
  font-size: 14px;
  transition: transform 0.2s ease;
}

.detail-link:hover {
  color: #b02c41;
}

.detail-link:hover::after {
  transform: translateX(3px);
}

.action-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  background-color: #d63b53;
  color: #ffffff;
  font-size: 15px;
  font-weight: 500;
  border-radius: 6px;
  line-height: 1.4;
  min-height: 44px;
  transition: background-color 0.2s ease, transform 0.2s ease;
}

.action-link:hover {
  background-color: #b02c41;
  color: #ffffff;
  transform: translateY(-1px);
}

.tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  background-color: #f5ede8;
  color: #8a6d3b;
  font-size: 13px;
  font-weight: 500;
  border-radius: 4px;
  line-height: 1.4;
}

/* ==========================================================================
   components / 页头导航
   ========================================================================== */

/* 桌面端显示导航，隐藏汉堡按钮 */
@media (min-width: 769px) {
  .nav-toggle {
    display: none;
  }

  .nav-list {
    display: flex;
  }
}

/* 手机端显示汉堡按钮，收起导航列表 */
@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .nav-list {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background-color: #ffffff;
    border-bottom: 1px solid #e8e0dc;
    padding: 8px 24px 16px;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  }

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

  .nav-link {
    padding: 12px 16px;
    font-size: 16px;
  }
}

/* ==========================================================================
   components / 页脚
   ========================================================================== */

@media (max-width: 992px) {
  .footer-inner {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}

@media (max-width: 768px) {
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 28px;
    padding: 40px 24px 24px;
  }
}

/* ==========================================================================
   pages / 首页
   ========================================================================== */

.home-main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px 64px;
  width: 100%;
}

/* hero 定位区 */
.hero-section {
  padding: 48px 0 56px;
  border-bottom: 1px solid #e8e0dc;
  margin-bottom: 56px;
}

.hero-layout {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 48px;
  align-items: center;
}

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

.hero-figure {
  margin: 0;
  border-radius: 8px;
  overflow: hidden;
  background-color: #e8e0dc;
}

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

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

.hero-title {
  font-size: 32px;
  font-weight: 600;
  line-height: 1.35;
  color: #2b2b2b;
  margin-bottom: 16px;
}

.hero-lead {
  font-size: 16px;
  line-height: 1.7;
  color: #7a7a7a;
  margin-bottom: 28px;
  max-width: 480px;
}

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

/* 频道概览区 */
.channels-overview {
  margin-bottom: 56px;
}

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

.channel-card {
  background-color: #ffffff;
  border: 1px solid #e8e0dc;
  border-radius: 8px;
  overflow: hidden;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.channel-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.06);
}

.channel-media {
  margin: 0;
  background-color: #e8e0dc;
  overflow: hidden;
}

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

.channel-body {
  padding: 20px;
}

.channel-name {
  font-size: 17px;
  font-weight: 600;
  color: #2b2b2b;
  margin-bottom: 8px;
  line-height: 1.4;
}

.channel-desc {
  font-size: 14px;
  line-height: 1.6;
  color: #7a7a7a;
  margin-bottom: 14px;
}

/* 专题焦点区 */
.featured-focus {
  margin-bottom: 56px;
}

.featured-layout {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 32px;
  align-items: start;
}

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

.featured-spotlight {
  background-color: #ffffff;
  border: 1px solid #e8e0dc;
  border-radius: 8px;
  overflow: hidden;
}

.spotlight-media {
  margin: 0;
  background-color: #e8e0dc;
}

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

.spotlight-body {
  padding: 24px;
}

.spotlight-title {
  font-size: 20px;
  font-weight: 600;
  color: #2b2b2b;
  margin-bottom: 10px;
  line-height: 1.4;
}

.spotlight-desc {
  font-size: 15px;
  line-height: 1.6;
  color: #7a7a7a;
  margin-bottom: 10px;
}

.spotlight-meta {
  font-size: 13px;
  color: #a08a7a;
  margin-bottom: 16px;
}

.featured-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-width: 0;
}

.featured-item {
  background-color: #ffffff;
  border: 1px solid #e8e0dc;
  border-radius: 8px;
  padding: 16px 20px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.featured-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.featured-item-title {
  font-size: 16px;
  font-weight: 600;
  color: #2b2b2b;
  margin-bottom: 6px;
  line-height: 1.4;
}

.featured-item-desc {
  font-size: 14px;
  line-height: 1.5;
  color: #7a7a7a;
  margin-bottom: 8px;
}

.item-count {
  display: inline-block;
  font-size: 13px;
  color: #a08a7a;
}

.featured-more {
  margin-top: 24px;
  text-align: center;
}

/* 观看指南入口区 */
.guide-entry {
  margin-bottom: 56px;
}

.guide-table-wrap {
  background-color: #ffffff;
  border: 1px solid #e8e0dc;
  border-radius: 8px;
  overflow-x: auto;
}

.guide-table {
  width: 100%;
  min-width: 640px;
}

.guide-table th {
  background-color: #faf7f4;
  font-size: 14px;
  font-weight: 600;
  color: #2b2b2b;
  text-align: left;
  padding: 14px 20px;
  border-bottom: 1px solid #e8e0dc;
  white-space: nowrap;
}

.guide-table td {
  padding: 16px 20px;
  font-size: 14px;
  color: #2b2b2b;
  border-bottom: 1px solid #f0ece9;
  vertical-align: middle;
}

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

.table-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 14px;
  color: #d63b53;
  font-weight: 500;
  white-space: nowrap;
}

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

.table-link:hover {
  color: #b02c41;
}

/* 内容组织说明区 */
.home-info-layout {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 32px;
  margin-bottom: 56px;
  align-items: start;
}

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

.info-block {
  background-color: #ffffff;
  border: 1px solid #e8e0dc;
  border-radius: 8px;
  padding: 32px;
}

.info-title {
  font-size: 20px;
  font-weight: 600;
  color: #2b2b2b;
  margin-bottom: 16px;
  line-height: 1.4;
}

.info-block p {
  font-size: 15px;
  line-height: 1.7;
  color: #7a7a7a;
  margin-bottom: 12px;
}

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

.sidebar-block {
  background-color: #ffffff;
  border: 1px solid #e8e0dc;
  border-radius: 8px;
  padding: 24px;
}

.sidebar-title {
  font-size: 17px;
  font-weight: 600;
  color: #2b2b2b;
  margin-bottom: 12px;
  line-height: 1.4;
}

.sidebar-block p {
  font-size: 14px;
  line-height: 1.6;
  color: #7a7a7a;
  margin-bottom: 10px;
}

/* 底部说明条 */
.bottom-note {
  background-color: #ffffff;
  border: 1px solid #e8e0dc;
  border-radius: 8px;
  padding: 24px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.bottom-note-text {
  font-size: 15px;
  line-height: 1.6;
  color: #7a7a7a;
  flex: 1;
  min-width: 280px;
}

/* ==========================================================================
   pages / 频道导航页
   ========================================================================== */

.channel-index-section {
  margin-bottom: 48px;
}

.layout-shell {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 32px;
  align-items: start;
}

.sidebar-channel-guide {
  background-color: #ffffff;
  border: 1px solid #e8e0dc;
  border-radius: 8px;
  padding: 24px;
  min-width: 0;
}

.sidebar-text {
  font-size: 14px;
  line-height: 1.6;
  color: #7a7a7a;
  margin-bottom: 12px;
}

.status-tag-list {
  margin: 16px 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.status-tag-item {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.status-tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  background-color: #f5ede8;
  color: #8a6d3b;
  font-size: 13px;
  font-weight: 500;
  border-radius: 4px;
  white-space: nowrap;
  flex-shrink: 0;
}

.tag-desc {
  font-size: 13px;
  color: #7a7a7a;
  line-height: 1.4;
}

.sidebar-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 14px;
  color: #d63b53;
  font-weight: 500;
  margin-top: 8px;
}

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

.sidebar-link:hover {
  color: #b02c41;
}

.channel-list-wrap {
  min-width: 0;
}

.channel-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.channel-list .channel-card {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 0;
  background-color: #ffffff;
  border: 1px solid #e8e0dc;
  border-radius: 8px;
  overflow: hidden;
}

.channel-figure {
  margin: 0;
  background-color: #e8e0dc;
  min-height: 100%;
}

.channel-figure .channel-image {
  width: 100%;
  height: 160px;
  object-fit: cover;
}

.channel-list .channel-body {
  padding: 20px 24px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.channel-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 14px;
  color: #d63b53;
  font-weight: 500;
  margin-top: 4px;
}

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

.channel-link:hover {
  color: #b02c41;
}

.channel-tip-section {
  background-color: #ffffff;
  border: 1px solid #e8e0dc;
  border-radius: 8px;
  padding: 24px 32px;
}

.tip-inner {
  max-width: 860px;
}

.tip-text {
  font-size: 15px;
  line-height: 1.7;
  color: #7a7a7a;
  margin-top: 12px;
}

.tip-link {
  color: #d63b53;
  font-weight: 500;
}

.tip-link:hover {
  color: #b02c41;
}

/* ==========================================================================
   pages / 专题推荐页
   ========================================================================== */

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

.page-layout .featured-list {
  display: flex;
  flex-direction: column;
  gap: 28px;
  min-width: 0;
}

.featured-card {
  background-color: #ffffff;
  border: 1px solid #e8e0dc;
  border-radius: 8px;
  overflow: hidden;
}

.featured-image {
  width: 100%;
  height: 240px;
  object-fit: cover;
  background-color: #e8e0dc;
}

.featured-info {
  padding: 24px;
}

.featured-title {
  font-size: 20px;
  font-weight: 600;
  color: #2b2b2b;
  margin-bottom: 10px;
  line-height: 1.4;
}

.featured-desc {
  font-size: 15px;
  line-height: 1.6;
  color: #7a7a7a;
  margin-bottom: 12px;
}

.featured-info .tag {
  margin-bottom: 12px;
}

.featured-aside {
  display: flex;
  flex-direction: column;
  gap: 20px;
  min-width: 0;
}

.aside-block {
  background-color: #ffffff;
  border: 1px solid #e8e0dc;
  border-radius: 8px;
  padding: 24px;
}

.aside-title {
  font-size: 17px;
  font-weight: 600;
  color: #2b2b2b;
  margin-bottom: 12px;
  line-height: 1.4;
}

.aside-text {
  font-size: 14px;
  line-height: 1.6;
  color: #7a7a7a;
  margin-bottom: 12px;
}

.aside-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 14px;
  color: #d63b53;
  font-weight: 500;
}

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

.aside-link:hover {
  color: #b02c41;
}

/* ==========================================================================
   pages / 观看指南页
   ========================================================================== */

.layout-sidebar-right {
  grid-template-columns: 1fr 280px;
}

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

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

.guide-section .section-desc {
  margin-bottom: 24px;
}

.guide-step {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 16px;
  padding: 20px 0;
  border-bottom: 1px solid #f0ece9;
  align-items: start;
}

.guide-step:last-child {
  border-bottom: none;
}

.step-number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background-color: #d63b53;
  color: #ffffff;
  font-size: 16px;
  font-weight: 600;
  border-radius: 50%;
  flex-shrink: 0;
}

.step-body {
  min-width: 0;
}

.step-title {
  font-size: 16px;
  font-weight: 600;
  color: #2b2b2b;
  margin-bottom: 6px;
  line-height: 1.4;
}

.step-text {
  font-size: 14px;
  line-height: 1.6;
  color: #7a7a7a;
}

.guide-figure {
  margin: 24px 0 0;
  background-color: #e8e0dc;
  border-radius: 8px;
  overflow: hidden;
}

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

.figure-caption {
  padding: 12px 16px;
  background-color: #faf7f4;
  font-size: 13px;
  color: #7a7a7a;
  line-height: 1.5;
}

.sidebar {
  display: flex;
  flex-direction: column;
  gap: 20px;
  min-width: 0;
}

.sidebar-card {
  background-color: #ffffff;
  border: 1px solid #e8e0dc;
  border-radius: 8px;
  padding: 24px;
}

.sidebar-links {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.sidebar-link-item {
  padding: 6px 0;
}

.text-link {
  color: #d63b53;
  font-weight: 500;
}

.text-link:hover {
  color: #b02c41;
}

/* ==========================================================================
   pages / 帮助反馈页
   ========================================================================== */

.sidebar-right {
  grid-template-columns: 1fr 300px;
}

.faq-section {
  min-width: 0;
}

.faq-group {
  margin-bottom: 32px;
}

.faq-group-title {
  font-size: 18px;
  font-weight: 600;
  color: #2b2b2b;
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid #e8e0dc;
  line-height: 1.4;
}

.faq-item {
  border: 1px solid #e8e0dc;
  border-radius: 8px;
  background-color: #ffffff;
  margin-bottom: 12px;
  overflow: hidden;
}

.faq-question {
  padding: 16px 20px;
  font-size: 15px;
  font-weight: 500;
  color: #2b2b2b;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  line-height: 1.5;
  list-style: none;
}

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

.faq-question::after {
  content: "+";
  font-size: 20px;
  color: #d63b53;
  flex-shrink: 0;
  font-weight: 400;
}

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

.faq-answer {
  padding: 0 20px 16px;
  font-size: 14px;
  line-height: 1.7;
  color: #7a7a7a;
}

.feedback-aside {
  background-color: #ffffff;
  border: 1px solid #e8e0dc;
  border-radius: 8px;
  padding: 24px;
  min-width: 0;
}

.feedback-steps {
  margin: 12px 0;
  padding-left: 20px;
  list-style: decimal;
}

.feedback-step {
  font-size: 14px;
  line-height: 1.6;
  color: #7a7a7a;
  margin-bottom: 8px;
  padding-left: 4px;
}

.aside-note {
  font-size: 14px;
  line-height: 1.6;
  color: #7a7a7a;
  margin-bottom: 12px;
}

.aside-related {
  border-top: 1px solid #f0ece9;
  padding-top: 16px;
  margin-top: 4px;
}

.aside-related-title {
  font-size: 14px;
  font-weight: 600;
  color: #2b2b2b;
  margin-bottom: 10px;
}

.aside-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.help-media {
  margin: 32px 0 0;
  background-color: #e8e0dc;
  border-radius: 8px;
  overflow: hidden;
}

.help-image {
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.help-caption {
  padding: 12px 16px;
  background-color: #faf7f4;
  font-size: 13px;
  color: #7a7a7a;
  line-height: 1.5;
}

/* ==========================================================================
   pages / 关于本站页
   ========================================================================== */

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

.about-layout {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 40px;
  align-items: center;
}

.about-layout:nth-child(even) {
  grid-template-columns: 1fr 1.4fr;
}

.about-text {
  min-width: 0;
}

.about-text .section-title {
  margin-bottom: 16px;
}

.about-text p {
  font-size: 15px;
  line-height: 1.7;
  color: #7a7a7a;
  margin-bottom: 12px;
}

.about-media {
  margin: 0;
  background-color: #e8e0dc;
  border-radius: 8px;
  overflow: hidden;
}

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

.about-media figcaption {
  padding: 12px 16px;
  background-color: #faf7f4;
  font-size: 13px;
  color: #7a7a7a;
  line-height: 1.5;
}

/* 编辑准则列表 */
.principles-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.principle-item {
  background-color: #ffffff;
  border: 1px solid #e8e0dc;
  border-radius: 8px;
  padding: 20px 24px;
}

.principle-title {
  font-size: 16px;
  font-weight: 600;
  color: #2b2b2b;
  margin-bottom: 6px;
  line-height: 1.4;
}

.principle-text {
  font-size: 14px;
  line-height: 1.6;
  color: #7a7a7a;
}

/* 栏目入口 */
.entrance-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.entrance-card {
  background-color: #ffffff;
  border: 1px solid #e8e0dc;
  border-radius: 8px;
  padding: 20px;
  text-align: center;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.entrance-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.06);
}

.entrance-title {
  font-size: 16px;
  font-weight: 600;
  color: #2b2b2b;
  margin-bottom: 6px;
}

.entrance-text {
  font-size: 13px;
  color: #7a7a7a;
  line-height: 1.5;
}

/* ==========================================================================
   pages / 404 页面
   ========================================================================== */

.error-main {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  padding: 64px 24px;
}

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

.error-code {
  font-size: 72px;
  font-weight: 600;
  color: #d63b53;
  line-height: 1;
  margin-bottom: 16px;
}

.error-title {
  font-size: 24px;
  font-weight: 600;
  color: #2b2b2b;
  margin-bottom: 12px;
}

.error-desc {
  font-size: 15px;
  line-height: 1.7;
  color: #7a7a7a;
  margin-bottom: 24px;
}

.error-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 12px 28px;
  background-color: #d63b53;
  color: #ffffff;
  font-size: 15px;
  font-weight: 500;
  border-radius: 6px;
  min-height: 44px;
}

.error-link:hover {
  background-color: #b02c41;
  color: #ffffff;
}

/* ==========================================================================
   responsive / 响应式
   ========================================================================== */

@media (max-width: 1024px) {
  .hero-layout {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .hero-media img {
    height: 300px;
  }

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

  .featured-layout {
    grid-template-columns: 1fr;
  }

  .layout-shell {
    grid-template-columns: 240px 1fr;
    gap: 24px;
  }

  .page-layout,
  .sidebar-right {
    grid-template-columns: 1fr 260px;
    gap: 24px;
  }

  .home-info-layout {
    grid-template-columns: 1fr;
  }

  .about-layout,
  .about-layout:nth-child(even) {
    grid-template-columns: 1fr;
    gap: 24px;
  }

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

@media (max-width: 768px) {
  .header-inner {
    padding: 0 16px;
    min-height: 60px;
  }

  .brand-link {
    font-size: 20px;
  }

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

  .home-main {
    padding: 0 16px 48px;
  }

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

  .hero-section {
    padding: 32px 0 40px;
    margin-bottom: 40px;
  }

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

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

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

  .hero-actions .action-link {
    width: 100%;
  }

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

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

  .featured-layout {
    gap: 24px;
  }

  .spotlight-media img {
    height: 220px;
  }

  .guide-table-wrap {
    overflow-x: auto;
  }

  .home-info-layout {
    gap: 24px;
  }

  .bottom-note {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

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

  .page-layout,
  .layout-sidebar-right,
  .sidebar-right {
    grid-template-columns: 1fr;
  }

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

  .channel-figure .channel-image {
    height: 200px;
  }

  .featured-image {
    height: 200px;
  }

  .guide-step {
    grid-template-columns: 40px 1fr;
    gap: 12px;
    padding: 16px 0;
  }

  .step-number {
    width: 36px;
    height: 36px;
    font-size: 15px;
  }

  .guide-img {
    height: 200px;
  }

  .help-image {
    height: 180px;
  }

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

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

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 28px;
    padding: 40px 16px 24px;
  }

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

@media (max-width: 480px) {
  .page-title {
    font-size: 24px;
  }

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

  .hero-actions .action-link {
    padding: 12px 16px;
    font-size: 14px;
  }

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

  .channel-body {
    padding: 16px;
  }

  .spotlight-body {
    padding: 16px;
  }

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

  .featured-info {
    padding: 16px;
  }

  .featured-image {
    height: 180px;
  }

  .info-block {
    padding: 24px 16px;
  }

  .sidebar-block,
  .sidebar-card,
  .aside-block,
  .feedback-aside,
  .sidebar-channel-guide {
    padding: 20px 16px;
  }

  .guide-table th,
  .guide-table td {
    padding: 12px 14px;
  }

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

  .faq-question {
    padding: 14px 16px;
    font-size: 14px;
  }

  .faq-answer {
    padding: 0 16px 14px;
  }
}