:root {
  --bg-primary: #f8fafc;
  --bg-surface: #ffffff;
  --bg-elevated: #f1f5f9;
  --bg-muted: #e2e8f0;
  --text-main: #0f172a;
  --text-secondary: #475569;
  --text-dim: #94a3b8;
  --accent-cyan: #0284c7;
  --accent-blue: #0369a1;
  --accent-score: #059669;
  --border-subtle: #e2e8f0;
  --border-focus: #cbd5e1;
  --container-max: 1240px;
}
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
body {
  background-color: var(--bg-primary);
  color: var(--text-main);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang TC", "Microsoft JhengHei", sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
a {
  color: inherit;
  text-decoration: none;
}
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
}
.nav-wrap {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand-identity {
  display: flex;
  align-items: center;
  gap: 12px;
}
.brand-badge {
  background: linear-gradient(135deg, #0284c7, #38bdf8);
  color: #ffffff;
  font-weight: 900;
  font-size: 16px;
  letter-spacing: 1px;
  padding: 6px 14px;
  border-radius: 8px;
}
.brand-info h1, .brand-info .brand-text {
  font-size: 16px;
  font-weight: 800;
  letter-spacing: 0.5px;
  color: var(--text-main);
  margin: 0;
}
.brand-domain {
  font-size: 11px;
  color: var(--accent-cyan);
  display: block;
}
.nav-menu {
  display: flex;
  list-style: none;
  gap: 24px;
  align-items: center;
}
.nav-menu a {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-secondary);
  transition: color 0.15s ease;
}
.nav-menu a:hover, .nav-menu a.active {
  color: var(--accent-cyan);
}
.mobile-toggle {
  display: none;
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  color: var(--text-main);
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 14px;
  cursor: pointer;
}
.page-container {
  max-width: var(--container-max);
  margin: 36px auto;
  padding: 0 24px;
}
.showcase-feature-section {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 36px 24px;
  margin-bottom: 32px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}
.showcase-header {
  margin-bottom: 24px;
}
.showcase-header h2 {
  font-size: 24px;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.4;
}
.showcase-divider {
  width: 64px;
  height: 3px;
  background: var(--accent-cyan);
  margin: 12px auto 0;
  border-radius: 2px;
}
.showcase-media {
  width: 100%;
  max-width: 640px;
  margin: 0 auto 24px;
  border-radius: 10px;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
  border: none !important;
  background: transparent !important;
}
.showcase-media svg,
.showcase-media img {
  width: 100%;
  height: auto;
  display: block;
}
.showcase-btn-stack {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 100%;
  max-width: 280px;
  margin: 0 auto;
}
.showcase-btn {
  display: block;
  width: 100%;
  background: #0f172a;
  color: #ffffff;
  text-align: center;
  padding: 13px 20px;
  border-radius: 6px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.5px;
  transition: background 0.2s ease, transform 0.15s ease;
}
.showcase-btn:hover {
  background: #334155;
  transform: translateY(-1px);
}
.media-placeholder {
  width: 100%;
  height: 3320px;
  background-color: var(--bg-primary);
  border: 1px solid var(--bg-primary);
  border-radius: 12px;
  margin-bottom: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--bg-primary);
  font-size: 14px;
  font-weight: 600;
}
.editorial-intro {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 32px;
  margin-bottom: 40px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}
.editorial-badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--accent-cyan);
  background: rgba(2, 132, 199, 0.1);
  padding: 4px 10px;
  border-radius: 4px;
  margin-bottom: 12px;
}
.editorial-intro h2 {
  font-size: 26px;
  font-weight: 800;
  line-height: 1.4;
  margin-bottom: 16px;
}
.editorial-intro p {
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.8;
  margin-bottom: 20px;
}
.editorial-metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  border-top: 1px solid var(--border-subtle);
  padding-top: 20px;
}
.metric-box h3 {
  font-size: 13px;
  color: var(--text-dim);
  font-weight: 600;
}
.metric-box p {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-main);
  margin-top: 4px;
}
.section-headline {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 12px;
}
.section-headline h3 {
  font-size: 20px;
  font-weight: 800;
}
.section-headline a {
  font-size: 13px;
  color: var(--accent-cyan);
  font-weight: 600;
}
.review-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}
.review-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}
.review-card:hover {
  transform: translateY(-3px);
  border-color: var(--accent-cyan);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.08);
}
.review-card-visual {
  height: 200px;
  background: var(--bg-muted);
  position: relative;
  overflow: hidden;
}
.review-card-visual svg,
.review-card-visual img {
  width: 100%;
  height: 100%;
  display: block;
}
.score-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid var(--border-subtle);
  color: var(--accent-score);
  font-weight: 900;
  font-size: 14px;
  padding: 4px 10px;
  border-radius: 6px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
}
.review-card-body {
  padding: 24px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}
.card-genre {
  font-size: 12px;
  color: var(--accent-cyan);
  font-weight: 700;
  margin-bottom: 8px;
}
.review-card-body h4 {
  font-size: 18px;
  font-weight: 800;
  line-height: 1.4;
  margin-bottom: 12px;
}
.review-card-body p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 20px;
  flex-grow: 1;
}
.card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  color: var(--text-dim);
  border-top: 1px solid var(--border-subtle);
  padding-top: 14px;
}
.guide-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}
.guide-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  padding: 28px;
  display: flex;
  flex-direction: column;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}
.guide-card h4 {
  font-size: 18px;
  font-weight: 800;
  margin-bottom: 12px;
}
.guide-card p {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.7;
  margin-bottom: 18px;
}
.article-header {
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 24px;
  margin-bottom: 32px;
}
.article-header h1 {
  font-size: 32px;
  font-weight: 900;
  line-height: 1.3;
  margin-bottom: 16px;
}
.article-meta-row {
  display: flex;
  gap: 20px;
  font-size: 13px;
  color: var(--text-secondary);
  align-items: center;
  flex-wrap: wrap;
}
.score-summary-box {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-left: 6px solid var(--accent-score);
  border-radius: 8px;
  padding: 24px;
  margin: 32px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}
.score-number {
  font-size: 48px;
  font-weight: 900;
  color: var(--accent-score);
  line-height: 1;
}
.article-body h2 {
  font-size: 22px;
  font-weight: 800;
  margin: 36px 0 16px;
  border-left: 4px solid var(--accent-cyan);
  padding-left: 12px;
}
.article-body h3 {
  font-size: 18px;
  font-weight: 700;
  margin: 24px 0 12px;
  color: var(--text-main);
}
.article-body p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.85;
  margin-bottom: 20px;
}
.data-table {
  width: 100%;
  border-collapse: collapse;
  margin: 28px 0;
  background: var(--bg-surface);
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--border-subtle);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.03);
}
.data-table th, .data-table td {
  padding: 14px 18px;
  text-align: left;
  font-size: 14px;
  border-bottom: 1px solid var(--border-subtle);
}
.data-table th {
  background: var(--bg-elevated);
  color: var(--text-main);
  font-weight: 700;
}
.data-table td {
  color: var(--text-secondary);
}
.verdict-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin: 32px 0;
}
.pro-list, .con-list {
  background: var(--bg-surface);
  border-radius: 8px;
  padding: 20px 24px;
  border: 1px solid var(--border-subtle);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.03);
}
.pro-list h4 {
  color: var(--accent-score);
  margin-bottom: 14px;
  font-size: 16px;
}
.con-list h4 {
  color: #dc2626;
  margin-bottom: 14px;
  font-size: 16px;
}
.pro-list ul, .con-list ul {
  list-style: none;
}
.pro-list li, .con-list li {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 10px;
  display: flex;
  gap: 8px;
}
.faq-block {
  margin: 40px 0;
}
.faq-item {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  padding: 20px;
  margin-bottom: 16px;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.03);
}
.faq-item h4 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-main);
}
.faq-item p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin: 0;
}
.disclosure-box {
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  padding: 20px;
  font-size: 13px;
  color: var(--text-dim);
  line-height: 1.7;
  margin: 48px 0;
}
.site-footer {
  background: #ffffff;
  border-top: 1px solid var(--border-subtle);
  padding: 56px 24px 32px;
  margin-top: 60px;
}
.footer-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-about p {
  color: var(--text-secondary);
  font-size: 13px;
  line-height: 1.7;
  margin-top: 14px;
}
.footer-col h4 {
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 18px;
  color: var(--text-main);
}
.footer-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.footer-col li {
  margin-bottom: 10px;
}
.footer-col a {
  font-size: 13px;
  color: var(--text-secondary);
  transition: color 0.15s;
}
.footer-col a:hover {
  color: var(--accent-cyan);
}
.footer-bottom {
  max-width: var(--container-max);
  margin: 0 auto;
  padding-top: 24px;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  color: var(--text-dim);
}

/* 响应式适配 */
@media (max-width: 960px) {
  .editorial-metrics {
    grid-template-columns: repeat(2, 1fr);
  }
  .review-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .guide-grid {
    grid-template-columns: 1fr;
  }
  .footer-inner {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 640px) {
  .mobile-toggle {
    display: block;
  }
  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #ffffff;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    flex-direction: column;
    padding: 20px;
    border-bottom: 1px solid var(--border-subtle);
  }
  .nav-menu.is-open {
    display: flex;
  }
  .review-grid {
    grid-template-columns: 1fr;
  }
  .verdict-columns {
    grid-template-columns: 1fr;
  }
  .footer-inner {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}