/* ==========================================================================
   梯子Clash用量指南 (tizi-clash.blog) - 核心样式表
   视觉定位：清爽的“用量刻度说明书”
   配色：米白底 (#faf8f5), 深蓝正文 (#0f172a), 青蓝细线 (#0284c7), 少量橙色警示 (#ea580c)
   ========================================================================== */

:root {
  --bg-page: #faf8f5;
  --bg-card: #ffffff;
  --bg-card-subtle: #f8fafc;
  --bg-tag: #f0f9ff;
  --bg-warning: #fff7ed;
  
  --text-main: #0f172a;
  --text-body: #1e293b;
  --text-muted: #64748b;
  --text-light: #94a3b8;
  
  --primary-blue: #0369a1;
  --cyan-accent: #0284c7;
  --cyan-line: #38bdf8;
  --cyan-subtle: #e0f2fe;
  
  --orange-warn: #ea580c;
  --orange-light: #f97316;
  --orange-subtle: #ffedd5;
  
  --border-light: #e2e8f0;
  --border-ruler: #cbd5e1;
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.05);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 10px 25px rgba(15, 23, 42, 0.1);

  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

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

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-page);
  color: var(--text-body);
  line-height: 1.85;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

a:hover {
  color: var(--cyan-accent);
  text-decoration: underline;
}

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

/* 布局约束 (扩展至 1260px，确保导航与搜索栏文字并行不折行) */
.container {
  width: 100%;
  max-width: 1260px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ==========================================================================
   页眉与导航
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(250, 248, 245, 0.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border-light);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 12px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
  white-space: nowrap;
}

.brand-icon {
  width: 38px;
  height: 38px;
  border-radius: 8px;
  background: #0f172a;
  box-shadow: 0 2px 6px rgba(0,0,0,0.12);
  flex-shrink: 0;
}

.brand-title-wrap {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
  letter-spacing: -0.02em;
  line-height: 1.2;
  white-space: nowrap;
}

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

/* 导航链接 (紧凑并行排版，防止折行) */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 3px;
  list-style: none;
  flex-shrink: 1;
  white-space: nowrap;
}

.nav-link {
  font-size: 0.865rem;
  font-weight: 600;
  color: var(--text-body);
  padding: 6px 9px;
  border-radius: 6px;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.nav-link:hover {
  background-color: var(--cyan-subtle);
  color: var(--primary-blue);
  text-decoration: none;
}

.nav-link.active {
  background-color: #0f172a;
  color: #ffffff;
}

.nav-link.highlight {
  background-color: var(--orange-subtle);
  color: var(--orange-warn);
  border: 1px solid rgba(234, 88, 12, 0.3);
}

.nav-link.highlight:hover {
  background-color: var(--orange-warn);
  color: #ffffff;
}

/* 顶部搜索栏 (严格文字并行 white-space: nowrap，绝对禁止竖排折行) */
.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  white-space: nowrap;
}

.search-trigger {
  display: inline-flex !important;
  align-items: center !important;
  gap: 6px !important;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: 20px;
  padding: 6px 14px !important;
  font-size: 0.85rem !important;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: var(--shadow-sm);
  white-space: nowrap !important;
  word-break: keep-all !important;
  flex-shrink: 0 !important;
  height: 34px !important;
  max-height: 34px !important;
  line-height: 1 !important;
  overflow: hidden !important;
  box-sizing: border-box !important;
}

.search-trigger span {
  white-space: nowrap !important;
  word-break: keep-all !important;
  display: inline-block !important;
  line-height: 1 !important;
}

.search-trigger:hover {
  border-color: var(--cyan-accent);
  color: var(--text-main);
  box-shadow: 0 0 0 3px rgba(2, 132, 199, 0.1);
}

.search-trigger kbd {
  font-size: 0.72rem;
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-light);
  border-radius: 4px;
  padding: 2px 5px;
  font-family: var(--font-mono);
  white-space: nowrap !important;
  line-height: 1 !important;
  flex-shrink: 0 !important;
}

/* 移动端汉堡按钮 */
.menu-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border-light);
  border-radius: 6px;
  padding: 8px;
  cursor: pointer;
  color: var(--text-main);
}

/* ==========================================================================
   页面主体与排版
   ========================================================================== */
main {
  flex: 1;
  padding: 40px 0 64px;
}

h1, h2, h3, h4 {
  color: var(--text-main);
  line-height: 1.35;
  margin-top: 1.75em;
  margin-bottom: 0.75em;
}

h1 {
  font-size: 2.125rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-top: 0;
  margin-bottom: 1.25rem;
  position: relative;
  padding-bottom: 16px;
}

h1::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 64px;
  height: 4px;
  background: linear-gradient(90deg, var(--cyan-accent), var(--orange-warn));
  border-radius: 2px;
}

h2 {
  font-size: 1.5rem;
  font-weight: 700;
  border-left: 4px solid var(--cyan-accent);
  padding-left: 12px;
  margin-top: 2.5rem;
}

h3 {
  font-size: 1.2rem;
  font-weight: 600;
  margin-top: 1.75rem;
}

p {
  margin-bottom: 1.25rem;
  font-size: 1.03125rem;
}

ul, ol {
  margin-bottom: 1.5rem;
  padding-left: 1.5rem;
}

li {
  margin-bottom: 0.5rem;
}

/* 刻度说明书设计特有：带标尺刻度的资料卡片 */
.meter-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: 12px;
  padding: 24px 28px;
  margin: 24px 0;
  box-shadow: var(--shadow-sm);
  position: relative;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

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

.ruler-border {
  position: relative;
  border-left: 5px solid var(--cyan-accent);
  padding-left: 20px;
}

.ruler-border::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 10px;
  bottom: 10px;
  width: 5px;
  background: repeating-linear-gradient(
    to bottom,
    var(--cyan-accent) 0,
    var(--cyan-accent) 4px,
    transparent 4px,
    transparent 12px
  );
}

/* 警示呼出框 */
.alert-box {
  background-color: var(--bg-warning);
  border: 1px solid rgba(234, 88, 12, 0.25);
  border-left: 4px solid var(--orange-warn);
  padding: 16px 20px;
  border-radius: 8px;
  margin: 24px 0;
  font-size: 0.95rem;
}

.alert-box strong {
  color: var(--orange-warn);
}

.info-box {
  background-color: var(--bg-tag);
  border: 1px solid rgba(2, 132, 199, 0.25);
  border-left: 4px solid var(--cyan-accent);
  padding: 16px 20px;
  border-radius: 8px;
  margin: 24px 0;
  font-size: 0.95rem;
}

/* 首页核心入口卡片 */
.hero-banner {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  color: #ffffff;
  border-radius: 16px;
  padding: 36px 40px;
  margin-bottom: 40px;
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
}

.hero-banner::after {
  content: "";
  position: absolute;
  top: -50%;
  right: -20%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(56, 189, 248, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

.hero-banner h2 {
  color: #ffffff;
  border-left-color: var(--cyan-line);
  margin-top: 0;
  font-size: 1.75rem;
}

.hero-banner p {
  color: #cbd5e1;
  font-size: 1.0625rem;
  max-width: 800px;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(135deg, #38bdf8 0%, #0284c7 100%);
  color: #ffffff !important;
  font-weight: 700;
  padding: 12px 28px;
  border-radius: 8px;
  font-size: 1.0625rem;
  margin-top: 16px;
  text-decoration: none !important;
  box-shadow: 0 4px 14px rgba(2, 132, 199, 0.4);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.hero-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(2, 132, 199, 0.5);
}

/* 首页横向三阅读区 */
.three-cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin: 32px 0 44px;
}

.reading-col {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-top: 4px solid var(--cyan-accent);
  border-radius: 10px;
  padding: 24px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
}

.reading-col:nth-child(2) {
  border-top-color: var(--primary-blue);
}

.reading-col:nth-child(3) {
  border-top-color: var(--orange-warn);
}

.reading-col-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.reading-col-badge {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 4px;
  background: var(--cyan-subtle);
  color: var(--cyan-accent);
}

.reading-col h3 {
  margin: 0;
  font-size: 1.15rem;
}

.reading-col p {
  font-size: 0.95rem;
  color: var(--text-body);
  flex: 1;
}

/* ==========================================================================
   机场推荐页专有排版
   ========================================================================== */
.airport-toc-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 10px;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: 10px;
  padding: 20px;
  margin: 24px 0 40px;
}

.toc-item-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  border-radius: 6px;
  background: var(--bg-card-subtle);
  font-size: 0.9rem;
  color: var(--text-body);
  border: 1px solid transparent;
}

.toc-item-link:hover {
  background: var(--cyan-subtle);
  color: var(--primary-blue);
  border-color: var(--cyan-line);
  text-decoration: none;
}

.toc-item-link span.price {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--orange-warn);
  font-weight: 600;
}

/* 机场全宽资料区块 (优化排版：间距宽松、呼吸感充足、层级分明) */
.airport-section {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: 14px;
  padding: 34px 38px;
  margin: 48px 0;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
  position: relative;
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.airport-section:hover {
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.07);
}

.airport-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 18px;
  border-bottom: 1px solid #e2e8f0;
  padding-bottom: 20px;
  margin-bottom: 24px;
}

.airport-title-group {
  display: flex;
  align-items: center;
  gap: 14px;
}

.airport-num {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--cyan-accent);
  background: var(--cyan-subtle);
  padding: 5px 12px;
  border-radius: 6px;
  letter-spacing: 0.05em;
}

.airport-name-h3 {
  margin: 0 !important;
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--text-main);
  letter-spacing: -0.01em;
}

.airport-action-group {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.coupon-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--orange-subtle);
  border: 1px dashed var(--orange-warn);
  padding: 8px 14px;
  border-radius: 6px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--orange-warn);
  cursor: pointer;
  transition: all 0.2s ease;
}

.coupon-badge:hover {
  background: #ffedd5;
  transform: translateY(-1px);
}

.coupon-badge code {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1rem;
}

.btn-aff {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary-blue);
  color: #ffffff !important;
  font-weight: 600;
  padding: 10px 20px;
  border-radius: 6px;
  font-size: 0.925rem;
  text-decoration: none !important;
  box-shadow: 0 2px 6px rgba(3, 105, 161, 0.25);
  transition: all 0.2s ease;
}

.btn-aff:hover {
  background: var(--cyan-accent);
  box-shadow: 0 4px 12px rgba(2, 132, 199, 0.35);
  transform: translateY(-1px);
}

/* 主打定位提示条 */
.airport-selling-banner {
  margin: 0 0 24px 0;
  padding: 14px 20px;
  background: #f8fafc;
  border-radius: 8px;
  border-left: 4px solid var(--cyan-accent);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--text-main);
}

.airport-selling-banner strong {
  color: var(--primary-blue);
  font-weight: 700;
  margin-right: 4px;
}

/* 三段带文字标签的资料带 (网格并行展开，充足留白与清晰边界) */
.data-strip-wrap {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  padding: 24px 26px;
  margin: 24px 0 28px;
  box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.02);
}

.data-strip-item {
  display: flex;
  flex-direction: column;
  padding: 4px 6px;
}

.data-strip-label {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--primary-blue);
  letter-spacing: 0.06em;
  margin-bottom: 14px;
  padding-bottom: 8px;
  border-bottom: 1px dashed #e2e8f0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.data-strip-label::before {
  content: "";
  display: inline-block;
  width: 7px;
  height: 7px;
  background: var(--cyan-accent);
  border-radius: 50%;
}

.data-strip-val {
  font-size: 0.95rem;
  color: var(--text-body);
  line-height: 1.6;
}

.data-strip-val p {
  margin: 0 0 10px 0;
  line-height: 1.6;
}

.data-strip-val p:last-child {
  margin-bottom: 0;
}

.data-strip-val strong {
  color: var(--text-main);
  font-weight: 600;
}

.airport-detail-content {
  font-size: 0.975rem;
  color: var(--text-body);
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px dashed #e2e8f0;
}

.airport-detail-content p {
  margin-bottom: 14px;
  line-height: 1.7;
}

.audit-note {
  font-size: 0.85rem;
  color: var(--text-muted);
  background: #f8fafc;
  border-radius: 6px;
  padding: 10px 16px;
  margin-top: 18px;
  border-left: 3px solid #cbd5e1;
  line-height: 1.6;
}

/* ==========================================================================
   梯子流量页专有排版
   ========================================================================== */
.traffic-timeline-box {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: 12px;
  padding: 24px;
  margin: 28px 0;
}

.timeline-step {
  display: flex;
  gap: 16px;
  position: relative;
  padding-bottom: 24px;
}

.timeline-step:last-child {
  padding-bottom: 0;
}

.timeline-step::before {
  content: "";
  position: absolute;
  left: 17px;
  top: 36px;
  bottom: 0;
  width: 2px;
  background: var(--border-light);
}

.timeline-step:last-child::before {
  display: none;
}

.step-marker {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--cyan-subtle);
  color: var(--primary-blue);
  font-weight: 700;
  font-family: var(--font-mono);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border: 2px solid var(--cyan-accent);
  z-index: 1;
}

.step-content {
  flex: 1;
}

.step-content h4 {
  margin: 4px 0 6px;
  font-size: 1.1rem;
}

/* ==========================================================================
   FAQ 常见问题专有排版
   ========================================================================== */
.faq-group-block {
  margin: 36px 0;
}

.faq-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: 10px;
  padding: 20px 24px;
  margin-bottom: 16px;
  box-shadow: var(--shadow-sm);
}

.faq-card h3 {
  margin-top: 0;
  margin-bottom: 10px;
  font-size: 1.125rem;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 8px;
}

.faq-card h3::before {
  content: "Q";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 4px;
  background: var(--cyan-subtle);
  color: var(--primary-blue);
  font-size: 0.85rem;
  font-family: var(--font-mono);
  font-weight: 700;
  flex-shrink: 0;
}

.faq-card p {
  margin-bottom: 0;
  font-size: 0.95rem;
  color: var(--text-body);
}

/* ==========================================================================
   搜索模态框 (Search Modal)
   ========================================================================== */
.search-modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(4px);
  z-index: 1000;
  display: none;
  align-items: flex-start;
  justify-content: center;
  padding: 80px 20px;
}

.search-modal-backdrop.open {
  display: flex;
}

.search-modal {
  background: #ffffff;
  width: 100%;
  max-width: 640px;
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  max-height: 80vh;
}

.search-input-header {
  display: flex;
  align-items: center;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-light);
  gap: 12px;
}

.search-input-header svg {
  color: var(--text-muted);
}

.search-box-input {
  flex: 1;
  border: none;
  font-size: 1.05rem;
  outline: none;
  font-family: var(--font-sans);
  color: var(--text-main);
}

.search-close-btn {
  background: none;
  border: none;
  font-size: 0.85rem;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 4px;
}

.search-close-btn:hover {
  background: var(--bg-card-subtle);
  color: var(--text-main);
}

.search-results-list {
  overflow-y: auto;
  padding: 12px;
  max-height: 480px;
  list-style: none;
}

.search-result-item {
  padding: 12px 16px;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.15s ease;
  margin-bottom: 4px;
}

.search-result-item:hover, .search-result-item.selected {
  background: var(--cyan-subtle);
}

.search-result-title {
  font-weight: 600;
  color: var(--text-main);
  font-size: 0.975rem;
  margin-bottom: 4px;
}

.search-result-meta {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.search-result-snippet {
  font-size: 0.875rem;
  color: var(--text-body);
  line-height: 1.4;
  margin-top: 4px;
}

/* ==========================================================================
   页脚
   ========================================================================== */
.site-footer {
  background-color: #0f172a;
  color: #cbd5e1;
  border-top: 1px solid #1e293b;
  padding: 48px 0 28px;
  margin-top: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 36px;
  margin-bottom: 36px;
}

.footer-brand h4 {
  color: #ffffff;
  font-size: 1.15rem;
  margin-top: 0;
  margin-bottom: 12px;
}

.footer-brand p {
  font-size: 0.9rem;
  color: #94a3b8;
  line-height: 1.7;
}

.footer-col h5 {
  color: #ffffff;
  font-size: 0.95rem;
  margin-bottom: 14px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer-col ul {
  list-style: none;
  padding-left: 0;
}

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

.footer-col a {
  color: #94a3b8;
  font-size: 0.9rem;
}

.footer-col a:hover {
  color: var(--cyan-line);
}

.footer-bottom {
  border-top: 1px solid #1e293b;
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
  color: #64748b;
  flex-wrap: wrap;
  gap: 12px;
}

/* ==========================================================================
   响应式与移动端适配
   ========================================================================== */
@media (max-width: 900px) {
  .three-cols {
    grid-template-columns: 1fr;
  }
  
  .data-strip-wrap {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

@media (max-width: 1220px) {
  .search-trigger kbd {
    display: none !important;
  }
  .nav-link {
    padding: 6px 8px !important;
    font-size: 0.85rem !important;
  }
}

@media (max-width: 1080px) {
  .brand-domain {
    display: none !important;
  }
  .nav-link {
    padding: 6px 6px !important;
    font-size: 0.82rem !important;
  }
}

@media (max-width: 980px) {
  h1 {
    font-size: 1.75rem;
  }
  
  h2 {
    font-size: 1.3rem;
  }

  .menu-toggle {
    display: block !important;
  }

  .nav-menu {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--bg-page);
    border-bottom: 1px solid var(--border-light);
    flex-direction: column;
    padding: 16px 20px;
    gap: 8px;
    box-shadow: var(--shadow-md);
  }

  .nav-menu.mobile-open {
    display: flex !important;
  }

  .nav-link {
    width: 100%;
    padding: 10px 14px !important;
    font-size: 0.95rem !important;
  }

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

  .airport-section {
    padding: 20px 16px;
  }

  .airport-header-row {
    flex-direction: column;
    align-items: flex-start;
  }

  .airport-action-group {
    width: 100%;
    justify-content: space-between;
  }
  
  .search-trigger kbd {
    display: none !important;
  }
}

/* ==========================================================================
   客户端下载专区 (Clients Hub)
   ========================================================================== */
.client-control-panel {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: 12px;
  padding: 20px 24px;
  margin: 28px 0 32px;
  box-shadow: var(--shadow-sm);
}

.client-filter-row {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.filter-label {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--text-muted);
}

.filter-btn-group {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.filter-btn {
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-light);
  border-radius: 20px;
  padding: 5px 14px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-body);
  cursor: pointer;
  transition: all 0.2s ease;
}

.filter-btn:hover {
  border-color: var(--cyan-accent);
  color: var(--primary-blue);
}

.filter-btn.active {
  background: #0f172a;
  border-color: #0f172a;
  color: #ffffff;
}

.client-search-bar-wrap {
  position: relative;
  width: 100%;
}

.client-search-input {
  width: 100%;
  padding: 10px 16px 10px 38px;
  border: 1px solid var(--border-light);
  border-radius: 8px;
  font-size: 0.95rem;
  outline: none;
  background: #ffffff;
  color: var(--text-main);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.client-search-input:focus {
  border-color: var(--cyan-accent);
  box-shadow: 0 0 0 3px rgba(2, 132, 199, 0.12);
}

.client-search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

/* 客户端卡片网格与列表 */
.clients-grid {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin: 28px 0;
}

.client-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: 12px;
  padding: 24px 28px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  position: relative;
}

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

.client-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  border-bottom: 1px solid var(--border-light);
  padding-bottom: 14px;
  margin-bottom: 16px;
}

.client-title-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.client-badge-num {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  background: var(--cyan-subtle);
  color: var(--cyan-accent);
  padding: 3px 8px;
  border-radius: 5px;
}

.client-name-h3 {
  font-size: 1.35rem;
  font-weight: 700;
  margin: 0 !important;
  color: var(--text-main);
}

.client-status-tag {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 4px;
}

.status-active {
  background: #dcfce7;
  color: #15803d;
  border: 1px solid rgba(22, 163, 74, 0.3);
}

.status-slow {
  background: #fef3c7;
  color: #b45309;
  border: 1px solid rgba(217, 119, 6, 0.3);
}

.status-dead {
  background: #f1f5f9;
  color: #64748b;
  border: 1px solid #cbd5e1;
}

.client-meta-strip {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 0.85rem;
  color: var(--text-muted);
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.client-meta-strip span strong {
  color: var(--text-body);
}

.client-sys-chips {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.sys-chip {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 4px;
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-light);
  color: var(--text-body);
}

/* 下载按钮区域 */
.client-dl-box {
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-light);
  border-radius: 8px;
  padding: 16px;
}

.client-dl-title {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  margin-bottom: 10px;
}

.client-dl-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.dl-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  text-decoration: none !important;
  transition: all 0.2s ease;
  line-height: 1.4;
}

/* 直链下载按钮 */
.dl-btn-direct {
  background: var(--primary-blue);
  color: #ffffff !important;
  border: 1px solid transparent;
}

.dl-btn-direct:hover {
  background: var(--cyan-accent);
  box-shadow: 0 2px 8px rgba(2, 132, 199, 0.3);
  transform: translateY(-1px);
}

/* 发布页与项目按钮 */
.dl-btn-release {
  background: #ffffff;
  color: var(--text-main) !important;
  border: 1px solid var(--border-light);
}

.dl-btn-release:hover {
  background: var(--cyan-subtle);
  border-color: var(--cyan-accent);
  color: var(--primary-blue) !important;
}

/* App Store 按钮 */
.dl-btn-appstore {
  background: #000000;
  color: #ffffff !important;
  border: 1px solid #000000;
}

.dl-btn-appstore:hover {
  background: #334155;
}

.dl-no-link-box {
  background: #f8fafc;
  border: 1px dashed var(--border-ruler);
  border-radius: 6px;
  padding: 12px 16px;
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* ==========================================================================
   全球云强力曝光展示模块 (Global Cloud Featured Spotlight)
   ========================================================================== */
.featured-recommend-box {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  color: #ffffff;
  border-radius: 12px;
  border: 2px solid var(--orange-warn);
  padding: 24px 28px;
  margin: 32px 0 36px;
  box-shadow: 0 6px 20px rgba(234, 88, 12, 0.15);
  position: relative;
  overflow: hidden;
}

.featured-recommend-box::after {
  content: "TOP 1";
  position: absolute;
  right: -10px;
  bottom: -20px;
  font-size: 5rem;
  font-weight: 900;
  color: rgba(255, 255, 255, 0.04);
  pointer-events: none;
  font-family: var(--font-mono);
}

.featured-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 14px;
}

.featured-badge {
  background: linear-gradient(90deg, #ea580c, #f97316);
  color: #ffffff;
  font-weight: 700;
  font-size: 0.85rem;
  padding: 4px 12px;
  border-radius: 20px;
  letter-spacing: 0.03em;
}

.featured-tag {
  font-size: 0.85rem;
  color: #fdba74;
  font-family: var(--font-mono);
  background: rgba(234, 88, 12, 0.2);
  padding: 3px 10px;
  border-radius: 4px;
  border: 1px dashed #f97316;
}

.featured-content h3 {
  color: #ffffff;
  font-size: 1.35rem;
  margin: 0 0 10px 0;
}

.featured-content p {
  color: #cbd5e1;
  font-size: 0.98rem;
  line-height: 1.7;
  margin-bottom: 14px;
}

.featured-meta {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  font-size: 0.875rem;
  color: #94a3b8;
  background: rgba(255, 255, 255, 0.05);
  padding: 10px 14px;
  border-radius: 6px;
  margin-bottom: 16px;
}

.featured-meta span strong {
  color: #f8fafc;
}

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

/* 测评页特有样式 */
.review-rating-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: #fef08a;
  color: #854d0e;
  font-weight: 800;
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 0.85rem;
  font-family: var(--font-mono);
}

/* 测评专题小导航 (子导航标签栏与文章区) */
.review-subnav-wrapper {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: 12px;
  padding: 18px 22px;
  margin: 26px 0 36px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.03);
}

.review-subnav-title {
  font-size: 0.925rem;
  font-weight: 700;
  color: var(--primary-blue);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.review-subnav-tabs {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.review-subnav-tab {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-light);
  border-radius: 8px;
  font-size: 0.885rem;
  font-weight: 600;
  color: var(--text-body);
  text-decoration: none !important;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.review-subnav-tab:hover {
  background: var(--cyan-subtle);
  border-color: var(--cyan-accent);
  color: var(--primary-blue);
  transform: translateY(-1px);
}

.review-subnav-tab.active {
  background: var(--primary-blue);
  border-color: var(--primary-blue);
  color: #ffffff !important;
  box-shadow: 0 2px 8px rgba(3, 105, 161, 0.3);
}

.review-topic-article {
  margin: 48px 0;
  padding: 34px 38px;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: 14px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.03);
  position: relative;
}

.review-topic-header {
  border-bottom: 2px solid var(--border-light);
  padding-bottom: 16px;
  margin-bottom: 24px;
}

.review-topic-badge {
  display: inline-block;
  background: var(--cyan-subtle);
  color: var(--cyan-accent);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 4px;
  margin-bottom: 8px;
  font-family: var(--font-mono);
}

.review-topic-title {
  margin: 0 0 10px 0 !important;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-main);
}

.review-topic-lead {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin: 0;
}