/* clashshare.blog 视觉设计规范与全局样式表
 * 浅鹅黄色底: #FAF6EB
 * 页面容器卡片: #FFFFFF
 * 黑青正文: #1E3A42 / #2D4A52
 * 钴蓝链接与主色: #1D4ED8
 * 钴蓝高亮/Hover: #173CB3
 * 边框与细点状分隔: #E5E0D0 / #D8D2BD
 * 标签微底色: #F3EFE0
 */

:root {
  --bg-main: #FAF6EB;
  --bg-card: #FFFFFF;
  --bg-tag: #F3EFE0;
  --text-primary: #1E3A42;
  --text-secondary: #4A636A;
  --text-muted: #789097;
  --accent-blue: #1D4ED8;
  --accent-blue-hover: #173CB3;
  --accent-warm: #C27D38;
  --border-color: #E2DDD0;
  --border-dotted: #C8C1AE;
  --shadow-sm: 0 1px 3px rgba(30, 58, 66, 0.05);
  --shadow-md: 0 4px 12px rgba(30, 58, 66, 0.08);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  background-color: var(--bg-main);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* 链接规范 */
a {
  color: var(--accent-blue);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color 0.15s ease, text-decoration-color 0.15s ease;
}

a:hover {
  color: var(--accent-blue-hover);
  text-decoration-thickness: 2px;
}

/* 顶部刊头 Header */
.site-header {
  background-color: var(--bg-main);
  border-bottom: 1px dotted var(--border-dotted);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.header-inner {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0.65rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.site-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  color: var(--text-primary);
  flex-shrink: 0;
}

.site-logo {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  display: block;
  flex-shrink: 0;
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-size: 1.08rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text-primary);
  line-height: 1.2;
  white-space: nowrap;
}

.brand-sub {
  font-size: 0.72rem;
  color: var(--text-secondary);
  font-family: var(--font-mono);
  white-space: nowrap;
}

/* 导航 - 字体适中、确保并排单行显示、杜绝换行折叠 */
.site-nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  flex-wrap: nowrap;
  flex-shrink: 1;
}

.site-nav a {
  color: var(--text-primary);
  text-decoration: none;
  font-size: 0.84rem;
  font-weight: 500;
  padding: 0.32rem 0.45rem;
  border-radius: var(--radius-sm);
  white-space: nowrap !important;
  flex-shrink: 0;
  line-height: 1.2;
  transition: background-color 0.15s ease, color 0.15s ease;
}

.site-nav a:hover {
  background-color: rgba(30, 58, 66, 0.06);
  color: var(--accent-blue);
}

.site-nav a.active {
  background-color: #ECE5CE;
  color: var(--accent-blue);
  font-weight: 600;
}

.nav-highlight {
  color: var(--accent-blue) !important;
  font-weight: 600 !important;
  border: 1px solid rgba(29, 78, 216, 0.25);
  background-color: rgba(29, 78, 216, 0.04);
}

/* 导航下拉菜单 (机场测评小导航) */
.nav-dropdown {
  position: relative;
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
}

.nav-dropdown-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  color: var(--text-primary);
  text-decoration: none;
  font-size: 0.84rem;
  font-weight: 500;
  padding: 0.32rem 0.45rem;
  border-radius: var(--radius-sm);
  white-space: nowrap !important;
  flex-shrink: 0;
  line-height: 1.2;
  transition: background-color 0.15s ease, color 0.15s ease;
  cursor: pointer;
}

.dropdown-arrow {
  font-size: 0.75rem;
  transition: transform 0.2s ease;
}

.nav-dropdown:hover .dropdown-arrow {
  transform: rotate(180deg);
}

.nav-dropdown:hover .nav-dropdown-toggle,
.nav-dropdown:focus-within .nav-dropdown-toggle {
  background-color: rgba(30, 58, 66, 0.06);
  color: var(--accent-blue);
}

.nav-dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 240px;
  background-color: #FFFDF7;
  border: 1px solid var(--border-color);
  box-shadow: 0 10px 25px rgba(30, 58, 66, 0.12);
  border-radius: var(--radius-md);
  padding: 0.4rem 0;
  z-index: 1000;
  margin-top: 2px;
  animation: navFadeIn 0.15s ease-out;
}

.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown:focus-within .nav-dropdown-menu {
  display: block;
}

.nav-dropdown-menu a {
  display: block;
  padding: 0.55rem 1rem;
  color: var(--text-primary);
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 500;
  transition: all 0.15s ease;
  border-radius: 0;
}

.nav-dropdown-menu a:hover {
  background-color: #ECE5CE;
  color: var(--accent-blue);
  padding-left: 1.25rem;
}

.nav-dropdown-menu a.active {
  background-color: #E2D9BE;
  color: var(--accent-blue);
  font-weight: 600;
}

/* 页面内分类小导航条 (Sub-Navigation Bar) */
.sub-nav-bar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  background: #FFFDF5;
  border: 1px solid var(--border-dotted);
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  margin-bottom: 2rem;
}

.sub-nav-title {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.35rem;
  margin-right: 0.25rem;
}

.sub-nav-item {
  display: inline-block;
  padding: 0.35rem 0.85rem;
  font-size: 0.85rem;
  color: var(--text-primary);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  text-decoration: none;
  transition: all 0.15s ease;
}

.sub-nav-item:hover {
  border-color: var(--accent-blue);
  color: var(--accent-blue);
  background: #ECE5CE;
}

.sub-nav-item.active {
  background: var(--accent-blue) !important;
  color: #FFFFFF !important;
  border-color: var(--accent-blue) !important;
  font-weight: 600;
}

@keyframes navFadeIn {
  from {
    opacity: 0;
    transform: translateY(-5px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 顶部搜索框 */
.header-search {
  position: relative;
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.search-input {
  width: 130px;
  padding: 0.35rem 0.65rem 0.35rem 1.75rem;
  font-size: 0.8rem;
  border: 1px solid var(--border-dotted);
  border-radius: 20px;
  background-color: var(--bg-card);
  color: var(--text-primary);
  outline: none;
  transition: width 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.search-input:focus {
  width: 165px;
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 3px rgba(29, 78, 216, 0.12);
}

.search-icon-svg {
  position: absolute;
  left: 0.65rem;
  width: 14px;
  height: 14px;
  color: var(--text-muted);
  pointer-events: none;
}

/* 搜索结果弹出浮层 */
.search-modal {
  display: none;
  position: absolute;
  top: 110%;
  right: 0;
  width: 380px;
  max-height: 480px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  overflow-y: auto;
  z-index: 200;
  padding: 0.75rem;
}

.search-modal.active {
  display: block;
}

.search-result-item {
  padding: 0.65rem 0.75rem;
  border-bottom: 1px dotted var(--border-color);
  display: block;
  text-decoration: none;
  border-radius: var(--radius-sm);
}

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

.search-result-item:hover {
  background-color: var(--bg-main);
}

.search-result-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--accent-blue);
  line-height: 1.3;
}

.search-result-snippet {
  font-size: 0.78rem;
  color: var(--text-secondary);
  margin-top: 0.2rem;
  line-height: 1.4;
}

.search-result-tag {
  display: inline-block;
  font-size: 0.7rem;
  padding: 0.1rem 0.35rem;
  background: var(--bg-tag);
  border-radius: 3px;
  margin-right: 0.3rem;
  color: var(--text-primary);
}

/* 移动端菜单切换 */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--text-primary);
  cursor: pointer;
  padding: 0.25rem;
}

/* 主容器 */
.main-wrapper {
  max-width: 1040px;
  width: 100%;
  margin: 1.5rem auto 3rem auto;
  padding: 0 1.25rem;
  flex: 1;
}

/* 核心正文卡片容器 */
.page-container {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2.25rem 2.5rem;
  box-shadow: var(--shadow-sm);
}

/* 标题样式规范（独占一行，上下空隙） */
h1 {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  line-height: 1.3;
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid var(--text-primary);
}

h2 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.35;
  margin-top: 2.25rem;
  margin-bottom: 1rem;
  padding-bottom: 0.4rem;
  border-bottom: 1px dotted var(--border-dotted);
}

h3 {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.4;
  margin-top: 1.75rem;
  margin-bottom: 0.75rem;
}

p {
  margin-bottom: 1.1rem;
  color: var(--text-primary);
}

/* 编辑便笺（首页全宽全景） */
.editorial-note {
  background: #FFFDF7;
  border: 1px solid #DCD5C0;
  border-left: 4px solid var(--accent-warm);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  margin-bottom: 2rem;
  position: relative;
}

.editorial-note-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--accent-warm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

/* 篇幅与适合谁模块 */
.audience-box {
  background: var(--bg-tag);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  margin: 1.25rem 0 1.75rem 0;
  font-size: 0.9rem;
}

.audience-box strong {
  color: var(--text-primary);
  display: block;
  margin-bottom: 0.35rem;
}

.audience-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 0.5rem;
}

.audience-list li {
  position: relative;
  padding-left: 1.25rem;
  color: var(--text-secondary);
}

.audience-list li::before {
  content: "✔";
  position: absolute;
  left: 0;
  color: var(--accent-blue);
  font-size: 0.8rem;
}

/* 目录 TOC */
.table-of-contents {
  background: #FAF8F2;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.1rem 1.4rem;
  margin: 1.5rem 0 2.25rem 0;
}

.toc-title {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.65rem;
}

.toc-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
}

.toc-list li a {
  font-size: 0.88rem;
  color: var(--text-secondary);
  text-decoration: none;
  border-bottom: 1px dotted var(--text-muted);
}

.toc-list li a:hover {
  color: var(--accent-blue);
  border-bottom-color: var(--accent-blue);
}

/* 机场速查索引表网格 */
.airport-index-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
  gap: 0.65rem;
  margin: 1.25rem 0 2rem 0;
}

.airport-index-card {
  border: 1px solid var(--border-color);
  background: #FFFDF9;
  padding: 0.65rem 0.85rem;
  border-radius: var(--radius-sm);
  display: flex;
  flex-direction: column;
  text-decoration: none;
  transition: transform 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
}

.airport-index-card:hover {
  transform: translateY(-2px);
  border-color: var(--accent-blue);
  box-shadow: var(--shadow-sm);
}

.airport-index-name {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text-primary);
}

.airport-index-price {
  font-size: 0.82rem;
  color: var(--accent-blue);
  font-family: var(--font-mono);
  margin-top: 0.2rem;
}

.airport-index-feature {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 0.2rem;
}

/* 单个机场完整资料卡片 */
.airport-entry-card {
  border: 1px solid var(--border-color);
  background: #FCFBF7;
  border-radius: var(--radius-md);
  padding: 1.5rem;
  margin-bottom: 2rem;
  position: relative;
  transition: border-color 0.2s ease;
}

.airport-entry-card:hover {
  border-color: #C5BFAC;
}

.airport-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px dotted var(--border-dotted);
}

.airport-card-title h3 {
  margin: 0;
  font-size: 1.3rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.airport-seq-badge {
  font-size: 0.8rem;
  font-family: var(--font-mono);
  background: var(--text-primary);
  color: #FFFFFF;
  padding: 0.1rem 0.45rem;
  border-radius: 4px;
}

.airport-tags {
  display: flex;
  gap: 0.35rem;
  flex-wrap: wrap;
  margin-top: 0.35rem;
}

.tag-badge {
  font-size: 0.72rem;
  background: var(--bg-tag);
  color: var(--text-secondary);
  padding: 0.15rem 0.45rem;
  border-radius: 3px;
  border: 1px solid rgba(30, 58, 66, 0.08);
}

.tag-badge.promo {
  background: #FFF1E5;
  color: #B25E1B;
  border-color: #F8D8BE;
  font-weight: 600;
}

.airport-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background-color: var(--accent-blue);
  color: #FFFFFF !important;
  text-decoration: none !important;
  font-weight: 600;
  font-size: 0.88rem;
  padding: 0.55rem 1.1rem;
  border-radius: var(--radius-sm);
  transition: background-color 0.15s ease, transform 0.15s ease;
}

.airport-cta-btn:hover {
  background-color: var(--accent-blue-hover);
  transform: translateY(-1px);
}

/* 机场详情资料网格 */
.airport-spec-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 0.85rem;
  margin: 1rem 0;
  background: #FFFFFF;
  padding: 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
}

.spec-item {
  font-size: 0.86rem;
  line-height: 1.5;
}

.spec-label {
  color: var(--text-muted);
  display: block;
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin-bottom: 0.15rem;
}

.spec-value {
  color: var(--text-primary);
  font-weight: 500;
}

.spec-value code {
  background: var(--bg-tag);
  padding: 0.1rem 0.3rem;
  border-radius: 3px;
  font-family: var(--font-mono);
  font-size: 0.84rem;
}

.airport-plans-box {
  background: #F9F7F1;
  border-left: 3px solid var(--text-secondary);
  padding: 0.75rem 1rem;
  font-size: 0.85rem;
  margin: 0.85rem 0;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.airport-notice-box {
  background: #FAF9F3;
  border: 1px dotted var(--border-dotted);
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin-top: 0.75rem;
}

/* 书签横向条目（Clash资料页） */
.bookmark-card {
  border: 1px solid var(--border-color);
  background: #FFFFFF;
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  margin-bottom: 1.5rem;
  border-left: 4px solid var(--accent-blue);
  box-shadow: var(--shadow-sm);
}

.bookmark-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.bookmark-title {
  font-size: 1.15rem;
  font-weight: 700;
}

.bookmark-meta {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.bookmark-link-btn {
  display: inline-block;
  font-size: 0.82rem;
  margin-top: 0.5rem;
  padding: 0.3rem 0.75rem;
  background: var(--bg-main);
  border: 1px solid var(--border-dotted);
  border-radius: 4px;
  text-decoration: none;
  font-family: var(--font-mono);
}

.bookmark-link-btn:hover {
  background: var(--bg-card);
  border-color: var(--accent-blue);
}

/* 问答列表 (FAQ) */
.faq-entry {
  border-bottom: 1px dotted var(--border-dotted);
  padding: 1.25rem 0;
}

.faq-entry:last-child {
  border-bottom: none;
}

.faq-question {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.faq-answer {
  color: var(--text-secondary);
  font-size: 0.93rem;
  line-height: 1.7;
}

/* 商业与利益披露横幅 */
.disclosure-bar {
  background: #FFFBF0;
  border: 1px solid #EEDFBA;
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  font-size: 0.8rem;
  color: #7A5B15;
  margin: 1.5rem 0;
  line-height: 1.5;
}

/* 页脚 */
.site-footer {
  background-color: #F1ECE0;
  border-top: 1px dotted var(--border-dotted);
  padding: 2.5rem 1.25rem 2rem 1.25rem;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.footer-inner {
  max-width: 1040px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 2rem;
}

.footer-col h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
}

.footer-col p {
  font-size: 0.82rem;
  line-height: 1.6;
  margin-bottom: 0.65rem;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.4rem;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
}

.footer-links a:hover {
  color: var(--accent-blue);
  text-decoration: underline;
}

.footer-bottom {
  max-width: 1040px;
  margin: 2rem auto 0 auto;
  padding-top: 1.25rem;
  border-top: 1px dotted var(--border-dotted);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* 移动端媒体查询适配 */
@media (max-width: 1080px) {
  .header-inner {
    flex-wrap: wrap;
  }
  
  .menu-toggle {
    display: block;
  }
  
  .site-nav {
    display: none;
    width: 100%;
    flex-direction: column;
    align-items: flex-start;
    padding: 0.5rem 0;
    border-top: 1px dotted var(--border-dotted);
  }
  
  .site-nav.mobile-active {
    display: flex;
  }

  .nav-dropdown {
    width: 100%;
    flex-direction: column;
    align-items: flex-start;
  }

  .nav-dropdown-toggle {
    width: 100%;
    justify-content: space-between;
  }

  .nav-dropdown-menu {
    position: static;
    display: block;
    box-shadow: none;
    border: none;
    background: rgba(30, 58, 66, 0.03);
    border-radius: var(--radius-sm);
    padding: 0.25rem 0.5rem;
    margin: 0.25rem 0 0.5rem 0.5rem;
    width: calc(100% - 1rem);
    min-width: unset;
  }

  .nav-dropdown-menu a {
    padding: 0.35rem 0.5rem;
    font-size: 0.84rem;
  }
  
  .header-search {
    width: 100%;
  }
  
  .search-input {
    width: 100%;
  }
  
  .search-input:focus {
    width: 100%;
  }
  
  .search-modal {
    width: 100%;
    right: 0;
  }
  
  .page-container {
    padding: 1.5rem 1.25rem;
  }
  
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
}

/* 全局强力推荐全球云 横幅与高亮组件 */
.featured-recommend-card {
  background: linear-gradient(135deg, #FFFDF5 0%, #F5EEDB 100%);
  border: 2px solid var(--accent-warm);
  border-radius: var(--radius-md);
  padding: 1.5rem 1.75rem;
  margin: 1.5rem 0 2.25rem 0;
  box-shadow: 0 4px 15px rgba(194, 125, 56, 0.12);
  position: relative;
  overflow: hidden;
}

.featured-recommend-card::before {
  content: "TOP 1 强力首推";
  position: absolute;
  top: 12px;
  right: -32px;
  background: var(--accent-warm);
  color: #FFFFFF;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.25rem 2.5rem;
  transform: rotate(45deg);
  box-shadow: 0 2px 5px rgba(0,0,0,0.15);
}

.featured-recommend-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.featured-brand-title {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.featured-recommend-body {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 1rem;
}

.featured-spec-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.chip-item {
  background: #FFFFFF;
  border: 1px solid #D8CEB7;
  padding: 0.25rem 0.65rem;
  border-radius: 4px;
  font-size: 0.82rem;
  color: var(--text-primary);
}

.featured-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn-primary-glow {
  background: #1D4ED8;
  color: #FFFFFF !important;
  font-weight: 700;
  padding: 0.6rem 1.4rem;
  border-radius: var(--radius-sm);
  text-decoration: none !important;
  box-shadow: 0 4px 10px rgba(29, 78, 216, 0.25);
  transition: all 0.2s ease;
}

.btn-primary-glow:hover {
  background: #173CB3;
  transform: translateY(-2px);
  box-shadow: 0 6px 14px rgba(29, 78, 216, 0.35);
}

.subtitle-lead {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-top: -0.5rem;
  margin-bottom: 1.5rem;
  font-weight: 500;
}

/* 测评页栅格排版 */
.review-detail-card {
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.75rem 2rem;
  margin-bottom: 2.5rem;
  box-shadow: var(--shadow-sm);
}

.review-detail-card h3 {
  font-size: 1.35rem;
  margin-top: 0;
  margin-bottom: 0.85rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
}

.table-clean {
  width: 100%;
  border-collapse: collapse;
  margin: 1.25rem 0;
  font-size: 0.88rem;
}

.table-clean th, .table-clean td {
  border: 1px solid var(--border-color);
  padding: 0.65rem 0.85rem;
  text-align: left;
}

.table-clean th {
  background: var(--bg-tag);
  font-weight: 600;
}

/* 图1 风格大纲侧栏与步骤章节组件 */
.tutorial-step-card {
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  border-left: 4px solid var(--accent-blue);
  border-radius: var(--radius-sm);
  padding: 1.25rem 1.5rem;
  margin-bottom: 1.25rem;
}

.tutorial-step-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.scene-recommend-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1rem;
  margin: 1.25rem 0;
}

.scene-card {
  background: #FFFDF9;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem;
}

.scene-card h4 {
  font-size: 1.05rem;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.troubleshoot-box {
  background: #FAF8F2;
  border: 1px solid var(--border-dotted);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  margin-bottom: 1rem;
}

.troubleshoot-q {
  font-weight: 700;
  font-size: 1.02rem;
  color: #1E3A42;
  margin-bottom: 0.4rem;
}

.troubleshoot-a {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ==========================================================================
   两栏居中排版与侧边栏规范 (Layout & Sidebar)
   ========================================================================== */
.main-wrapper {
  max-width: 1140px;
  width: 100%;
  margin: 1.25rem auto 3rem auto;
  padding: 0 1rem;
  flex: 1;
}

.layout-container {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 290px;
  gap: 1.75rem;
  align-items: start;
}

.content-main {
  min-width: 0;
  width: 100%;
}

.content-sidebar {
  position: sticky;
  top: 80px;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  width: 290px;
}

.sidebar-card {
  background: #FFFDF8;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.15rem;
  box-shadow: 0 2px 8px rgba(30, 58, 66, 0.04);
}

.sidebar-featured {
  background: linear-gradient(135deg, #FFFDF5 0%, #F5EEDA 100%);
  border: 2px solid var(--accent-warm);
}

.sidebar-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding-bottom: 0.45rem;
  border-bottom: 1px dotted var(--border-dotted);
}

.sidebar-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.sidebar-list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--text-primary);
  text-decoration: none;
  padding: 0.35rem 0.5rem;
  border-radius: 4px;
  transition: all 0.15s ease;
}

.sidebar-list a:hover {
  background: #ECE5CE;
  color: var(--accent-blue);
  padding-left: 0.75rem;
}

.sidebar-stat-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.82rem;
  color: var(--text-secondary);
  padding: 0.3rem 0;
  border-bottom: 1px dashed rgba(30, 58, 66, 0.08);
}

.sidebar-stat-row:last-child {
  border-bottom: none;
}

/* 测评卡片排版优化：清晰紧凑，徽章独占一行，不挤压标题 */
.review-detail-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.5rem 1.75rem;
  margin-bottom: 2rem;
  box-shadow: var(--shadow-sm);
}

.review-detail-card.card-featured {
  background: linear-gradient(180deg, #FFFDF8 0%, #FAF6EB 100%);
  border: 2px solid var(--accent-warm);
}

.review-card-header {
  margin-bottom: 1.2rem;
  padding-bottom: 0.85rem;
  border-bottom: 1px dotted var(--border-dotted);
}

.review-badge-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.65rem;
}

.review-card-title {
  font-size: 1.18rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
  padding: 0;
  border: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  line-height: 1.35;
}

/* 优缺点并行双列排版 */
.pros-cons-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin: 1rem 0;
}

@media (max-width: 640px) {
  .pros-cons-grid {
    grid-template-columns: 1fr;
  }
}

.pro-box {
  background: #F0FDF4;
  border: 1px solid #BBF7D0;
  border-radius: var(--radius-sm);
  padding: 0.85rem 1rem;
  font-size: 0.85rem;
  line-height: 1.55;
}

.con-box {
  background: #FFFBEB;
  border: 1px solid #FDE68A;
  border-radius: var(--radius-sm);
  padding: 0.85rem 1rem;
  font-size: 0.85rem;
  line-height: 1.55;
}

.pro-title {
  display: block;
  font-weight: 700;
  color: #166534;
  margin-bottom: 0.35rem;
  font-size: 0.88rem;
  white-space: nowrap;
}

.con-title {
  display: block;
  font-weight: 700;
  color: #92400E;
  margin-bottom: 0.35rem;
  font-size: 0.88rem;
  white-space: nowrap;
}

.review-meta-box {
  background: #FFFDF8;
  border: 1px solid var(--border-dotted);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  margin-bottom: 1rem;
  font-size: 0.86rem;
  line-height: 1.6;
}

.review-block {
  margin-bottom: 1rem;
  font-size: 0.88rem;
  line-height: 1.6;
}

.review-block h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.35rem;
}

.review-note {
  background: #F9F8F3;
  border: 1px dashed var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0.65rem 0.85rem;
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin: 1rem 0;
}

/* ==========================================================================
   节点实时监测装置样式 (Node Monitor Station)
   ========================================================================== */
.node-stats-panel {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 1rem;
  margin: 1.5rem 0 2rem 0;
}

.node-stat-box {
  background: #FFFDF7;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  text-align: center;
}

.node-stat-val {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--accent-blue);
  font-family: var(--font-mono);
  line-height: 1.2;
}

.node-stat-label {
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin-top: 0.35rem;
}

.node-monitor-box {
  background: #FFFDF8;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  margin-bottom: 2rem;
}

.node-controls-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 1.25rem;
  border-bottom: 1px dotted var(--border-dotted);
  margin-bottom: 1.25rem;
}

.node-airport-select {
  padding: 0.5rem 0.85rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background: #FFFFFF;
  font-size: 0.9rem;
  color: var(--text-primary);
  font-weight: 600;
  outline: none;
  cursor: pointer;
}

.node-btn-ping {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--accent-blue);
  color: #FFFFFF;
  border: none;
  border-radius: 20px;
  padding: 0.5rem 1.15rem;
  font-size: 0.86rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.node-btn-ping:hover {
  background: #173fa8;
  box-shadow: 0 4px 12px rgba(29, 78, 216, 0.25);
}

.node-region-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 1rem;
}

.node-tab-btn {
  padding: 0.35rem 0.75rem;
  font-size: 0.82rem;
  border: 1px solid var(--border-color);
  border-radius: 20px;
  background: #FFFFFF;
  color: var(--text-primary);
  cursor: pointer;
  transition: all 0.15s ease;
}

.node-tab-btn:hover {
  background: #ECE5CE;
}

.node-tab-btn.active {
  background: var(--accent-blue);
  color: #FFFFFF;
  border-color: var(--accent-blue);
  font-weight: 600;
}

.node-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 0.75rem;
  max-height: 680px;
  overflow-y: auto;
  padding-right: 0.35rem;
}

.node-card {
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0.75rem 0.85rem;
  transition: all 0.15s ease;
  font-size: 0.82rem;
}

.node-card:hover {
  border-color: var(--accent-blue);
  transform: translateY(-2px);
  box-shadow: 0 4px 10px rgba(30, 58, 66, 0.06);
}

.node-name-line {
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.35rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.node-metrics-line {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--text-secondary);
  font-size: 0.78rem;
  font-family: var(--font-mono);
}

.node-latency-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  font-weight: 700;
}

.latency-green {
  background: #E8F5E9;
  color: #2E7D32;
}

.latency-yellow {
  background: #FFF9C4;
  color: #F57F17;
}

.latency-testing {
  background: #E0F2FE;
  color: #0369A1;
  animation: pulse 1s infinite alternate;
}

@media (max-width: 980px) {
  .layout-container {
    grid-template-columns: 1fr;
  }
  .content-sidebar {
    position: static;
    width: 100%;
    margin-top: 1.5rem;
  }
}