/* 泰山网络加速 - 原生极简 CSS（浅色主题，无任何外部依赖） */
:root {
  --bg-main: #f8fafc;
  --bg-elevated: #f1f5f9;
  --bg-card: #ffffff;
  --bg-card-hover: #fffbeb;
  --border-subtle: #e2e8f0;
  --border-accent: rgba(217, 119, 6, 0.45);
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --accent-gold: #d97706;
  --accent-gold-hover: #b45309;
  --accent-cyan: #0284c7;
  --accent-green: #059669;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --container-max: 1140px;
  --shadow-card: 0 10px 30px rgba(15, 23, 42, 0.06);
}

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

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

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
  background-color: var(--bg-main);
  color: var(--text-primary);
  line-height: 1.65;
  font-size: 16px;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

h1,
h2,
h3,
h4,
p {
  margin: 0;
}

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

/* 顶部导航栏 */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 68px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: 0.04em;
  color: var(--text-primary);
  flex-shrink: 0;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: linear-gradient(135deg, #f59e0b, #d97706);
  color: #ffffff;
  font-weight: 800;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.nav-links a {
  padding: 8px 4px;
  transition: color 0.2s ease;
}

.nav-links a:hover {
  color: var(--accent-gold);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

/* 按钮规范 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform 0.15s ease, background-color 0.2s ease, border-color 0.2s ease;
  text-align: center;
}

.btn:active {
  transform: translateY(1px);
}

.btn-primary {
  background: linear-gradient(135deg, #f59e0b, #d97706);
  color: #ffffff;
  box-shadow: 0 6px 18px rgba(217, 119, 6, 0.24);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #d97706, #b45309);
}

.btn-secondary {
  background: #ffffff;
  color: var(--text-primary);
  border-color: #cbd5e1;
}

.btn-secondary:hover {
  background: #f1f5f9;
  border-color: #94a3b8;
}

.btn-lg {
  min-height: 50px;
  padding: 13px 28px;
  font-size: 1rem;
  border-radius: 10px;
}

/* 主视觉区 Hero */
.hero {
  position: relative;
  padding: 72px 0 64px;
  background:
    radial-gradient(circle at 18% 12%, rgba(245, 158, 11, 0.12), transparent 42%),
    radial-gradient(circle at 86% 18%, rgba(2, 132, 199, 0.09), transparent 40%),
    #ffffff;
  border-bottom: 1px solid var(--border-subtle);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 40px;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 999px;
  background: #fef3c7;
  border: 1px solid #fde68a;
  color: var(--accent-gold-hover);
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 20px;
}

.hero-title {
  font-size: clamp(2rem, 4.2vw, 3.25rem);
  line-height: 1.18;
  font-weight: 800;
  letter-spacing: -0.01em;
  margin-bottom: 18px;
  color: var(--text-primary);
}

.hero-title span {
  color: var(--accent-gold);
}

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 580px;
  margin-bottom: 28px;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 28px;
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  max-width: 540px;
}

.metric-item {
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  background: var(--bg-main);
  border: 1px solid var(--border-subtle);
}

.metric-value {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
}

.metric-label {
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* 右侧节点状态看板卡片 */
.hero-panel {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: var(--shadow-card);
}

.hero-visual-box {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border-subtle);
  margin-bottom: 18px;
  background: #f8fafc;
}

.hero-visual-img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 16px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--border-subtle);
}

.panel-title {
  font-size: 1rem;
  font-weight: 700;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  font-weight: 600;
  color: #047857;
  background: #d1fae5;
  padding: 4px 10px;
  border-radius: 999px;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-green);
}

.node-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.node-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 14px;
  background: var(--bg-main);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
}

.node-name {
  font-weight: 600;
  font-size: 0.95rem;
}

.node-desc {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.node-latency {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent-cyan);
  white-space: nowrap;
}

/* 通用区块 */
.section {
  padding: 68px 0;
}

.section-alt {
  background: var(--bg-elevated);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 42px;
}

.section-eyebrow {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--accent-gold);
  margin-bottom: 8px;
}

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.25rem);
  font-weight: 800;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.section-desc {
  color: var(--text-secondary);
  font-size: 1rem;
}

/* 卡片网格 */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: 0 2px 10px rgba(15, 23, 42, 0.03);
  transition: border-color 0.2s ease, background-color 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
  border-color: var(--border-accent);
  background: var(--bg-card-hover);
  box-shadow: var(--shadow-card);
}

.card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: #fef3c7;
  color: var(--accent-gold);
  margin-bottom: 16px;
}

.card-title {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.card-text {
  font-size: 0.95rem;
  color: var(--text-secondary);
}

/* 流媒体与 AI 支持 */
.unlock-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 28px;
  box-shadow: 0 2px 12px rgba(15, 23, 42, 0.04);
}

.unlock-card h3 {
  font-size: 1.25rem;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.unlock-card p {
  color: var(--text-secondary);
  margin-bottom: 18px;
  font-size: 0.95rem;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tag {
  display: inline-flex;
  align-items: center;
  padding: 7px 13px;
  border-radius: 999px;
  background: #e0f2fe;
  border: 1px solid #bae6fd;
  color: #0369a1;
  font-size: 0.875rem;
  font-weight: 600;
}

.tag-gold {
  background: #fef3c7;
  border-color: #fde68a;
  color: #b45309;
}

/* 套餐对比表 */
.pricing-table-wrap {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.pricing-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.pricing-table th,
.pricing-table td {
  padding: 18px 16px;
  border-bottom: 1px solid var(--border-subtle);
  vertical-align: middle;
}

.pricing-table thead th {
  background: #f8fafc;
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--text-primary);
}

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

.pricing-table tbody tr:hover {
  background: #f8fafc;
}

.plan-row-featured {
  background: #fffbeb;
}

.plan-name {
  font-weight: 700;
  font-size: 1.05rem;
  display: flex;
  align-items: center;
  gap: 8px;
}

.plan-badge {
  font-size: 0.75rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--accent-gold);
  color: #ffffff;
}

.plan-price-note {
  font-weight: 700;
  color: var(--accent-gold-hover);
}

.pricing-footer-note {
  margin-top: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  padding: 18px 24px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
}

.pricing-footer-note p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* 用户评价 */
.review-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 16px;
}

.review-stars {
  color: #f59e0b;
  font-size: 1rem;
  letter-spacing: 2px;
}

.review-quote {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.review-author {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 12px;
  border-top: 1px solid var(--border-subtle);
  font-size: 0.88rem;
}

.review-author strong {
  color: var(--text-primary);
}

.review-author span {
  color: var(--text-muted);
}

/* FAQ 纯 HTML 手风琴 */
.faq-list {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.03);
}

.faq-item[open] {
  border-color: var(--border-accent);
}

.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 18px 22px;
  font-weight: 600;
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

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

.faq-item summary::after {
  content: "+";
  font-size: 1.35rem;
  font-weight: 400;
  color: var(--accent-gold);
  flex-shrink: 0;
}

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

.faq-answer {
  padding: 14px 22px 20px;
  color: var(--text-secondary);
  font-size: 0.95rem;
  border-top: 1px solid var(--border-subtle);
}

/* 底部 CTA 横幅 */
.cta-banner {
  background: linear-gradient(135deg, #fffbeb, #eff6ff);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.cta-banner h2 {
  font-size: 1.5rem;
  margin-bottom: 6px;
  color: var(--text-primary);
}

.cta-banner p {
  color: var(--text-secondary);
}

/* 页脚（严格只保留四个标题） */
.site-footer {
  background: var(--bg-elevated);
  border-top: 1px solid var(--border-subtle);
  padding: 36px 0;
}

.footer-nav {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  text-align: center;
}

.footer-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  background: #ffffff;
  border: 1px solid #cbd5e1;
  font-weight: 600;
  font-size: 1rem;
  color: var(--text-primary);
  transition: border-color 0.2s ease, color 0.2s ease, background-color 0.2s ease;
}

.footer-link:hover {
  border-color: var(--accent-gold);
  color: var(--accent-gold-hover);
  background: #fffbeb;
}

/* 子页面内容排版（网站地图 / 关于我们 / 服务条款 / 隐私政策） */
.page-hero {
  padding: 52px 0 32px;
  border-bottom: 1px solid var(--border-subtle);
  background: radial-gradient(circle at 15% 20%, rgba(245, 158, 11, 0.1), transparent 45%), #ffffff;
}

.page-hero h1 {
  font-size: clamp(1.75rem, 3.2vw, 2.5rem);
  margin-bottom: 10px;
}

.page-hero p {
  color: var(--text-secondary);
  max-width: 720px;
}

.doc-section {
  padding: 44px 0 64px;
}

.doc-stack {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.doc-block {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 28px;
  box-shadow: 0 2px 10px rgba(15, 23, 42, 0.03);
}

.doc-block h2 {
  font-size: 1.3rem;
  margin-bottom: 12px;
  color: var(--accent-gold-hover);
}

.doc-block p,
.doc-block li {
  color: var(--text-secondary);
  font-size: 0.98rem;
}

.doc-block ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 10px;
  padding-left: 18px;
  list-style: disc;
}

.sitemap-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.sitemap-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 12px;
}

.sitemap-list a {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  background: var(--bg-main);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
}

.sitemap-list a:hover {
  border-color: var(--accent-gold);
  color: var(--accent-gold-hover);
  background: #fffbeb;
}

/* 高科技网格卡片 (Grid Cards) */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
  margin-top: 24px;
}

.tech-card {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background:
    linear-gradient(180deg, rgba(2, 132, 199, 0.03) 0%, rgba(255, 255, 255, 1) 42%),
    var(--bg-card);
  border: 1px solid #cbd5e1;
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: 0 4px 18px rgba(15, 23, 42, 0.05);
  transition: transform 0.18s ease, border-color 0.2s ease, box-shadow 0.2s ease;
  overflow: hidden;
}

.tech-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-cyan), var(--accent-gold));
}

.tech-card:hover {
  transform: translateY(-3px);
  border-color: var(--accent-cyan);
  box-shadow: 0 14px 32px rgba(2, 132, 199, 0.12);
}

.tech-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 14px;
}

.tech-badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 6px;
  background: #e0f2fe;
  border: 1px solid #bae6fd;
  color: #0369a1;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.03em;
}

.tech-badge-gold {
  background: #fef3c7;
  border-color: #fde68a;
  color: #b45309;
}

.tech-code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.78rem;
  color: var(--text-muted);
}

.tech-card-title {
  font-size: 1.1rem;
  font-weight: 700;
  line-height: 1.45;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.tech-card-desc {
  font-size: 0.92rem;
  color: var(--text-secondary);
  margin-bottom: 18px;
}

.tech-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-top: 14px;
  border-top: 1px dashed var(--border-subtle);
  font-size: 0.85rem;
}

.tech-meta {
  color: var(--text-muted);
}

.tech-read-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-weight: 700;
  color: var(--accent-cyan);
}

.tech-card:hover .tech-read-link {
  color: var(--accent-gold-hover);
}

/* SEO 专题文章内页 */
.article-wrap {
  max-width: 860px;
  margin: 0 auto;
}

.article-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-card);
}

.article-header {
  padding-bottom: 22px;
  margin-bottom: 26px;
  border-bottom: 1px solid var(--border-subtle);
}

.article-header h1 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  line-height: 1.3;
  margin-top: 12px;
  margin-bottom: 14px;
  color: var(--text-primary);
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.88rem;
  color: var(--text-muted);
}

.article-body h2 {
  font-size: 1.32rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-top: 28px;
  margin-bottom: 12px;
  padding-left: 12px;
  border-left: 4px solid var(--accent-gold);
}

.article-body h3 {
  font-size: 1.08rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-top: 20px;
  margin-bottom: 8px;
}

.article-body p {
  color: var(--text-secondary);
  margin-bottom: 14px;
  font-size: 1rem;
  line-height: 1.8;
}

.article-body ul {
  margin: 12px 0 18px;
  padding-left: 20px;
  list-style: disc;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.article-body li {
  color: var(--text-secondary);
  line-height: 1.75;
}

.article-body a {
  color: var(--accent-cyan);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.article-body a:hover {
  color: var(--accent-gold-hover);
}

.article-actions {
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  justify-content: center;
}

/* 响应式媒体查询 */
@media (max-width: 960px) {
  .header-inner {
    flex-wrap: wrap;
    padding: 12px 0;
  }

  .nav-links {
    order: 3;
    width: 100%;
    flex-wrap: wrap;
    gap: 8px 16px;
    padding-top: 8px;
    border-top: 1px solid var(--border-subtle);
  }

  .nav-links a {
    padding: 6px 8px;
    font-size: 0.9rem;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .grid-3,
  .tech-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .cta-banner {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 720px) {
  .hero {
    padding: 44px 0 40px;
  }

  .section {
    padding: 48px 0;
  }

  .grid-3,
  .grid-2,
  .sitemap-grid,
  .tech-grid {
    grid-template-columns: 1fr;
  }

  .article-card {
    padding: 22px 18px;
  }

  .hero-metrics {
    grid-template-columns: 1fr;
  }

  .hero-cta .btn,
  .header-actions .btn,
  .cta-banner .btn,
  .pricing-footer-note .btn,
  .article-actions .btn {
    width: 100%;
    min-height: 48px;
    padding: 13px 20px;
  }

  .header-actions .btn-secondary {
    display: none;
  }

  /* 手机端套餐对比表完美单栏卡片展示 */
  .pricing-table thead {
    display: none;
  }

  .pricing-table,
  .pricing-table tbody,
  .pricing-table tr,
  .pricing-table td {
    display: block;
    width: 100%;
  }

  .pricing-table tr {
    padding: 18px 16px;
    border-bottom: 1px solid var(--border-subtle);
  }

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

  .pricing-table td {
    border-bottom: none;
    padding: 8px 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    text-align: right;
  }

  .pricing-table td::before {
    content: attr(data-label);
    font-weight: 600;
    color: var(--text-muted);
    font-size: 0.88rem;
    text-align: left;
    flex-shrink: 0;
  }

  .pricing-table td:first-child {
    justify-content: flex-start;
    text-align: left;
    padding-bottom: 12px;
    margin-bottom: 6px;
    border-bottom: 1px solid var(--border-subtle);
  }

  .pricing-table td:first-child::before {
    display: none;
  }

  .pricing-table td:last-child {
    padding-top: 14px;
  }

  .pricing-table td:last-child::before {
    display: none;
  }

  .pricing-table td:last-child .btn {
    width: 100%;
    min-height: 48px;
  }

  /* 手机端页脚单栏展示，适合手指点击 */
  .footer-nav {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .footer-link {
    min-height: 50px;
    width: 100%;
  }
}