/* ============================================================
   base
   ============================================================ */
:root {
  --color-primary: #FF6B35;
  --color-dark: #1E1E1E;
  --color-bg: #F5F5F5;
  --color-accent: #2D9CDB;
  --color-white: #FFFFFF;
  --color-text: #333333;
  --color-text-light: #666666;
  --color-border: #E5E5E5;
  --font-base: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --container-width: 1200px;
  --header-height: 68px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --transition: 0.25s ease;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-base);
  font-size: 16px;
  line-height: 1.6;
  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-primary);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: #E55A2B;
}

ul,
ol {
  list-style: none;
}

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

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

.layout-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 32px;
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 32px 20px 48px;
}

.page-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 32px;
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 32px 20px 48px;
}

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

/* ---------- header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 20px;
  height: var(--header-height);
}

.brand-area {
  flex-shrink: 0;
}

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

.brand-name {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-dark);
  letter-spacing: 0;
}

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

.site-nav {
  display: block;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-item.is-current .nav-link {
  color: var(--color-primary);
  font-weight: 700;
}

.nav-link {
  display: inline-block;
  padding: 8px 16px;
  font-size: 15px;
  color: var(--color-dark);
  border-radius: var(--radius-sm);
}

.nav-link:hover {
  color: var(--color-primary);
  background-color: rgba(255, 107, 53, 0.08);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: none;
  background: transparent;
  cursor: pointer;
  align-items: center;
  justify-content: center;
}

.nav-toggle-icon,
.nav-toggle-icon::before,
.nav-toggle-icon::after {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--color-dark);
  content: "";
  transition: transform var(--transition);
  position: relative;
}

.nav-toggle-icon::before {
  position: absolute;
  top: -7px;
}

.nav-toggle-icon::after {
  position: absolute;
  top: 7px;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-icon {
  background-color: transparent;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-icon::before {
  transform: rotate(45deg);
  top: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-icon::after {
  transform: rotate(-45deg);
  top: 0;
}

/* ---------- breadcrumb ---------- */
.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 14px;
  color: var(--color-text-light);
  margin-bottom: 16px;
}

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

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

.breadcrumb-sep {
  color: #BBB;
}

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

/* ---------- page header ---------- */
.page-header {
  margin-bottom: 32px;
}

.page-title {
  font-size: 32px;
  font-weight: 700;
  color: var(--color-dark);
  line-height: 1.3;
  margin-bottom: 8px;
}

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

/* ---------- section title ---------- */
.section-title {
  font-size: 24px;
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: 20px;
  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);
}

/* ---------- sidebar ---------- */
.sidebar-area,
.sidebar {
  min-width: 0;
}

.sidebar-block,
.sidebar-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px;
  margin-bottom: 24px;
}

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

.sidebar-list,
.sidebar-link-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.sidebar-list a,
.sidebar-link-list a {
  display: block;
  font-size: 14px;
  color: var(--color-text);
  line-height: 1.5;
  padding: 4px 0;
}

.sidebar-list a:hover,
.sidebar-link-list a:hover {
  color: var(--color-primary);
}

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

/* ---------- footer ---------- */
.site-footer {
  background-color: var(--color-dark);
  color: #CCCCCC;
  margin-top: auto;
}

.footer-container {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 40px;
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 48px 20px 32px;
}

.footer-brand-name {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 6px;
}

.footer-brand-slogan {
  font-size: 14px;
  color: var(--color-primary);
  margin-bottom: 12px;
}

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

.footer-links-group {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.footer-links-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: 14px;
}

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

.footer-link-list a {
  font-size: 14px;
  color: #AAAAAA;
}

.footer-link-list a:hover {
  color: var(--color-primary);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 16px 20px;
  text-align: center;
}

.footer-bottom p {
  font-size: 13px;
  color: #888888;
}

/* ---------- 返回顶部按钮 ---------- */
.back-to-top {
  position: fixed;
  right: 20px;
  bottom: 20px;
  width: 44px;
  height: 44px;
  border: none;
  border-radius: var(--radius-md);
  background-color: var(--color-primary);
  color: var(--color-white);
  font-size: 18px;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition), visibility var(--transition);
  z-index: 99;
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
}

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

/* ---------- index（首页） ---------- */
.home-main {
  width: 100%;
}

/* 焦点报道 */
.focus-report-section {
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  padding: 32px 0;
}

.focus-report-section .focus-report-header {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 20px;
}

.focus-report-content {
  display: grid;
  grid-template-columns: 1fr 480px;
  gap: 40px;
  align-items: center;
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 24px 20px 32px;
}

.focus-report-text {
  min-width: 0;
}

.focus-report-headline {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-dark);
  line-height: 1.4;
  margin-bottom: 16px;
}

.focus-report-summary {
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text);
  margin-bottom: 16px;
}

.focus-report-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
  font-size: 14px;
  color: var(--color-text-light);
}

.focus-report-status {
  display: inline-block;
  padding: 2px 10px;
  background-color: rgba(255, 107, 53, 0.1);
  color: var(--color-primary);
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 500;
}

.focus-report-link {
  display: inline-block;
  font-size: 15px;
  font-weight: 600;
  color: var(--color-primary);
  border-bottom: 2px solid var(--color-primary);
  padding-bottom: 2px;
}

.focus-report-media {
  min-width: 0;
}

.focus-report-media img {
  width: 100%;
  height: 280px;
  object-fit: cover;
  border-radius: var(--radius-md);
}

.focus-report-entries {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 20px;
}

.entry-link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 16px;
  background-color: var(--color-bg);
  border-radius: var(--radius-sm);
  font-size: 15px;
  color: var(--color-dark);
  font-weight: 500;
  transition: background-color var(--transition), color var(--transition);
}

.entry-link::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--color-primary);
  flex-shrink: 0;
}

.entry-link:hover {
  background-color: rgba(255, 107, 53, 0.08);
  color: var(--color-primary);
}

/* 频道分类导航带 */
.channel-nav-section {
  padding: 32px 0;
}

.channel-nav-section .section-title {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto 20px;
  padding-left: 14px;
  padding-right: 20px;
}

.channel-tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 20px;
}

.channel-tag {
  display: inline-block;
  padding: 8px 20px;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  font-size: 14px;
  color: var(--color-dark);
  transition: all var(--transition);
}

.channel-tag:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background-color: rgba(255, 107, 53, 0.05);
}

/* 最新资讯列表 */
.latest-news-section {
  padding: 32px 0;
  background-color: var(--color-white);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.latest-news-section .section-title {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto 20px;
  padding-left: 14px;
  padding-right: 20px;
}

.news-list {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  flex-direction: column;
}

.news-item {
  padding: 20px 0;
  border-bottom: 1px solid var(--color-border);
}

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

.news-headline {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
}

.news-headline a {
  color: var(--color-dark);
}

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

.news-summary {
  font-size: 15px;
  color: var(--color-text-light);
  line-height: 1.6;
  margin-bottom: 8px;
}

.news-date {
  font-size: 13px;
  color: #999999;
  display: block;
}

/* 专题推荐区 */
.topic-entry-section {
  padding: 32px 0;
}

.topic-entry-section .section-title {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto 20px;
  padding-left: 14px;
  padding-right: 20px;
}

.topic-card-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 20px;
}

.topic-card {
  display: flex;
  flex-direction: column;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: box-shadow var(--transition), transform var(--transition);
}

.topic-card:hover {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
  transform: translateY(-2px);
}

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

.topic-card-content {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.topic-card-title {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
}

.topic-card-title a {
  color: var(--color-dark);
}

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

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

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

/* 编辑推荐 */
.editor-picks-section {
  padding: 32px 0;
  background-color: var(--color-white);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.editor-picks-section .section-title {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto 20px;
  padding-left: 14px;
  padding-right: 20px;
}

.editor-pick-list {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.editor-pick-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 16px;
  background-color: var(--color-bg);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--color-primary);
}

.editor-pick-badge {
  flex-shrink: 0;
  display: inline-block;
  padding: 4px 12px;
  background-color: var(--color-primary);
  color: var(--color-white);
  font-size: 13px;
  font-weight: 600;
  border-radius: var(--radius-sm);
}

.editor-pick-content {
  min-width: 0;
}

.editor-pick-title {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 4px;
}

.editor-pick-title a {
  color: var(--color-dark);
}

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

.editor-pick-reason {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.6;
}

/* 信息来源与反馈说明 */
.source-info-section {
  padding: 32px 0;
}

.source-info-section .section-title {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto 20px;
  padding-left: 14px;
  padding-right: 20px;
}

.source-info-text,
.source-info-note {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 20px;
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 12px;
}

.source-info-note {
  margin-bottom: 0;
  color: #999999;
  font-size: 13px;
}

/* ---------- 频道分类页（gcjpcg/pindao.html） ---------- */
.channel-section {
  margin-bottom: 40px;
}

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

.channel-card {
  display: flex;
  flex-direction: column;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: box-shadow var(--transition);
}

.channel-card:hover {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
}

.channel-card-media {
  min-width: 0;
}

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

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

.channel-card-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: 8px;
}

.channel-card-desc {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.6;
  margin-bottom: 12px;
  flex: 1;
}

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

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

.channel-latest-block {
  margin-bottom: 24px;
  padding: 16px 20px;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
}

.channel-latest-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-border);
}

.channel-latest-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 0;
  border-bottom: 1px dashed var(--color-border);
}

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

.channel-latest-list a {
  font-size: 14px;
  color: var(--color-text);
  flex: 1;
  min-width: 0;
}

.channel-latest-list a:hover {
  color: var(--color-primary);
}

.channel-latest-list time {
  font-size: 13px;
  color: #999999;
  flex-shrink: 0;
}

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

.channel-note a {
  color: var(--color-primary);
  font-weight: 500;
}

/* ---------- 内容专题页（gcjpcg/zhuanti.html） ---------- */
.topic-list-section {
  margin-bottom: 40px;
}

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

.topic-list-section .topic-card {
  flex-direction: row;
  margin-bottom: 24px;
  overflow: hidden;
}

.topic-media {
  flex-shrink: 0;
  width: 280px;
  min-height: 180px;
}

.topic-cover {
  width: 100%;
  height: 100%;
  min-height: 180px;
  object-fit: cover;
}

.topic-content {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex: 1;
  min-width: 0;
}

.topic-title {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
}

.topic-title a {
  color: var(--color-dark);
}

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

.topic-summary {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.6;
  margin-bottom: 12px;
  flex: 1;
}

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

.topic-detail-preview {
  margin-bottom: 40px;
}

.detail-block {
  padding: 20px;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  margin-bottom: 16px;
}

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

.detail-block p {
  font-size: 14px;
  color: var(--color-text);
  line-height: 1.7;
  margin-bottom: 8px;
}

.detail-block p:last-child {
  margin-bottom: 0;
}

/* ---------- 深度解读页（gcjpcg/shengyue.html） ---------- */
.deep-article-list {
  margin-bottom: 40px;
}

.deep-article-item {
  display: flex;
  gap: 20px;
  padding: 20px;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: 20px;
}

.article-media {
  flex-shrink: 0;
  width: 200px;
  min-height: 140px;
}

.article-media img {
  width: 100%;
  height: 140px;
  object-fit: cover;
  border-radius: var(--radius-sm);
}

.article-content {
  flex: 1;
  min-width: 0;
}

.article-title {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
}

.article-title a {
  color: var(--color-dark);
}

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

.article-meta {
  font-size: 13px;
  color: #999999;
  margin-bottom: 8px;
}

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

.analysis-points {
  padding-left: 0;
}

.analysis-points li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  color: var(--color-text);
  line-height: 1.6;
  margin-bottom: 4px;
}

.analysis-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--color-primary);
}

.analysis-insights {
  margin-bottom: 40px;
}

.insights-intro {
  font-size: 15px;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 20px;
}

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

.insight-card {
  padding: 20px;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-accent);
  border-radius: var(--radius-sm);
}

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

.insight-card p {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.6;
}

/* ---------- 实用指南页（gcjpcg/zhinan.html） ---------- */
.guide-section {
  margin-bottom: 40px;
}

.content-media {
  margin-bottom: 20px;
}

.content-media-inline {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  margin-bottom: 24px;
}

.content-media img {
  width: 100%;
  max-width: 720px;
  height: 240px;
  object-fit: cover;
  border-radius: var(--radius-md);
}

.content-media figcaption {
  font-size: 13px;
  color: #999999;
  margin-top: 8px;
}

.guide-item {
  padding: 24px;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: 24px;
}

.guide-item-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}

.guide-item-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-dark);
}

.guide-item-meta {
  font-size: 13px;
  color: #999999;
}

.guide-item-desc {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 16px;
}

.guide-steps {
  background-color: var(--color-bg);
  border-radius: var(--radius-sm);
  padding: 16px 20px;
  margin-bottom: 16px;
}

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

.step-item {
  position: relative;
  padding-left: 32px;
  font-size: 14px;
  color: var(--color-text);
  line-height: 1.6;
  margin-bottom: 10px;
  counter-increment: step;
}

.step-item:last-child {
  margin-bottom: 0;
}

.step-item::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 2px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background-color: var(--color-primary);
  color: var(--color-white);
  font-size: 12px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
}

.guide-links {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.guide-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-primary);
}

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

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

.steps-overview-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: 16px;
}

.overview-steps {
  counter-reset: overview;
}

.overview-step {
  position: relative;
  padding-left: 32px;
  font-size: 14px;
  color: var(--color-text);
  line-height: 1.6;
  margin-bottom: 12px;
  counter-increment: overview;
}

.overview-step:last-child {
  margin-bottom: 0;
}

.overview-step::before {
  content: counter(overview);
  position: absolute;
  left: 0;
  top: 2px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background-color: var(--color-accent);
  color: var(--color-white);
  font-size: 12px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
}

.steps-tips {
  padding: 20px;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.steps-tips-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: 16px;
}

.tips-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.tips-item {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  color: var(--color-text);
  line-height: 1.6;
}

.tips-item::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--color-accent);
  font-weight: 700;
}

.source-info {
  padding: 20px;
  background-color: var(--color-bg);
  border-radius: var(--radius-sm);
  margin-bottom: 40px;
}

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

/* ---------- 404 页 ---------- */
.error-main {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 80px 20px;
  text-align: center;
}

.error-panel {
  margin-bottom: 40px;
}

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

.error-title {
  font-size: 28px;
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: 12px;
}

.error-desc {
  font-size: 16px;
  color: var(--color-text-light);
  margin-bottom: 8px;
}

.error-suggest {
  font-size: 14px;
  color: var(--color-text-light);
  margin-bottom: 24px;
}

.error-back-btn {
  display: inline-block;
  padding: 12px 32px;
  background-color: var(--color-primary);
  color: var(--color-white);
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-sm);
  transition: background-color var(--transition);
}

.error-back-btn:hover {
  background-color: #E55A2B;
  color: var(--color-white);
}

.error-links {
  width: 100%;
  max-width: 600px;
}

.error-links-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: 16px;
}

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

.error-link-list a {
  display: block;
  padding: 12px 16px;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 14px;
  color: var(--color-text);
  transition: all var(--transition);
}

.error-link-list a:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* ============================================================
   responsive
   ============================================================ */
@media (max-width: 1024px) {
  .layout-shell,
  .page-layout {
    grid-template-columns: minmax(0, 1fr) 280px;
    gap: 24px;
  }

  .focus-report-content {
    grid-template-columns: 1fr 380px;
    gap: 24px;
  }

  .footer-container {
    grid-template-columns: 240px 1fr;
    gap: 24px;
  }

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

  .topic-list-section .topic-card {
    flex-direction: column;
  }

  .topic-media {
    width: 100%;
    min-height: 0;
  }

  .topic-cover {
    height: 180px;
    min-height: 0;
  }

  .deep-article-item {
    flex-direction: column;
  }

  .article-media {
    width: 100%;
    min-height: 0;
  }

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

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

  .brand-name {
    font-size: 18px;
  }

  .brand-slogan {
    font-size: 11px;
  }

  .nav-toggle {
    display: flex;
  }

  .site-nav {
    position: absolute;
    top: 60px;
    left: 0;
    right: 0;
    background-color: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  }

  .nav-list {
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 12px 20px;
    gap: 4px;
  }

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

  .nav-link {
    display: block;
    padding: 12px 16px;
    font-size: 15px;
  }

  .layout-shell,
  .page-layout {
    display: flex;
    flex-direction: column;
    padding: 20px 16px 40px;
    gap: 0;
  }

  .inner-main {
    order: 1;
    width: 100%;
  }

  .sidebar-area,
  .sidebar {
    order: 2;
    width: 100%;
    margin-top: 32px;
  }

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

  .section-title {
    font-size: 20px;
  }

  /* 首页 */
  .focus-report-content {
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 20px 16px 24px;
  }

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

  .focus-report-entries {
    grid-template-columns: 1fr;
    padding: 0 16px;
    gap: 12px;
  }

  .entry-link {
    padding: 12px 14px;
  }

  .channel-tag-list {
    padding: 0 16px;
    gap: 8px;
  }

  .channel-tag {
    padding: 6px 14px;
    font-size: 13px;
  }

  .news-list {
    padding: 0 16px;
  }

  .news-headline {
    font-size: 16px;
  }

  .topic-card-grid {
    grid-template-columns: 1fr;
    padding: 0 16px;
    gap: 16px;
  }

  .topic-card-img {
    height: 160px;
  }

  .editor-pick-list {
    padding: 0 16px;
  }

  .editor-pick-item {
    flex-direction: column;
    gap: 8px;
  }

  .source-info-text,
  .source-info-note {
    padding: 0 16px;
  }

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

  .channel-card-media img {
    height: 140px;
  }

  /* 专题页 */
  .topic-list-section .topic-card {
    flex-direction: column;
  }

  .topic-media {
    width: 100%;
  }

  .topic-cover {
    height: 160px;
  }

  /* 深度解读页 */
  .deep-article-item {
    flex-direction: column;
    padding: 16px;
  }

  .article-media {
    width: 100%;
  }

  .article-media img {
    height: 160px;
  }

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

  /* 指南页 */
  .content-media img {
    height: 180px;
  }

  .guide-item {
    padding: 16px;
  }

  .guide-item-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .guide-steps {
    padding: 12px 14px;
  }

  .step-item {
    padding-left: 28px;
    font-size: 13px;
  }

  .overview-step {
    padding-left: 28px;
    font-size: 13px;
  }

  /* 页脚 */
  .footer-container {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 32px 16px 24px;
  }

  .footer-links-group {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  /* 404 */
  .error-code {
    font-size: 56px;
  }

  .error-title {
    font-size: 22px;
  }

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

@media (max-width: 390px) {
  .footer-links-group {
    grid-template-columns: 1fr;
  }

  .focus-report-headline {
    font-size: 20px;
  }

  .focus-report-summary {
    font-size: 15px;
  }

  .channel-tag {
    font-size: 12px;
    padding: 5px 12px;
  }

  .news-summary {
    font-size: 14px;
  }

  .editor-pick-badge {
    font-size: 12px;
    padding: 3px 10px;
  }

  .editor-pick-title {
    font-size: 15px;
  }

  .channel-card-body,
  .topic-content,
  .article-content {
    padding: 16px;
  }

  .guide-item-desc,
  .step-item,
  .overview-step,
  .tips-item {
    font-size: 13px;
  }
}