/* China Clusters site styles. Tokens come from Astryx neutral theme
   (assets/astryx-theme-neutral.css); layout below is our own. */
:root { color-scheme: light; }
html[data-astryx-theme="neutral"] body { background: var(--color-background-body); }
body { margin: 0; font-family: var(--font-family-body); color: var(--color-text-primary); }
a { color: var(--color-text-info); }
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 20px; }
.topbar { background: var(--color-background-surface); border-bottom: 1px solid var(--color-border); }
.topbar .wrap { display: flex; align-items: center; gap: 28px; height: 60px; }
.brand { font-family: var(--font-family-heading); font-weight: var(--font-weight-bold); font-size: 1.15rem; color: var(--color-text-primary); text-decoration: none; letter-spacing: -0.01em; }
.brand span { color: var(--color-text-secondary); font-weight: var(--font-weight-regular); }
.topbar nav { display: flex; gap: 20px; margin-left: auto; }
.topbar nav a { color: var(--color-text-secondary); text-decoration: none; font-size: 0.92rem; }
.topbar nav a:hover { color: var(--color-text-primary); }
.wa-btn { display: inline-block; background: #075e54; color: #fff !important; font-weight: 600; text-decoration: none; padding: 10px 18px; border-radius: 8px; }
.wa-btn.small { padding: 7px 12px; font-size: 0.9rem; }
.hero { padding: 72px 0 40px; }
.hero h1 { font-size: clamp(2rem, 5vw, 3.2rem); line-height: 1.12; letter-spacing: -0.02em; margin: 0 0 14px; max-width: 640px; }
.hero p.lede { font-size: 1.15rem; line-height: 1.6; color: var(--color-text-secondary); max-width: 640px; margin: 0 0 24px; }
.searchbox { position: relative; max-width: 640px; display: flex; gap: 8px; }
.searchbox input { flex: 1; min-width: 0; }
.searchbox button { padding: 0 18px; border-radius: 10px; border: 1.5px solid var(--color-text-primary); background: var(--color-text-primary); color: var(--color-background-surface); font-weight: 600; cursor: pointer; }
.searchbox input { width: 100%; box-sizing: border-box; font-size: 1.05rem; padding: 14px 16px; border: 1.5px solid var(--color-border-emphasized); border-radius: 10px; background: var(--color-background-surface); color: var(--color-text-primary); }
.searchbox input:focus { outline: 2px solid var(--color-text-info); border-color: var(--color-text-info); }
.search-results { position: absolute; left: 0; right: 0; top: 54px; z-index: 20; background: var(--color-background-surface); border: 1px solid var(--color-border-emphasized); border-radius: 10px; box-shadow: 0 12px 32px rgba(0,0,0,.14); overflow: hidden; }
.search-results a { display: block; padding: 11px 16px; text-decoration: none; color: var(--color-text-primary); border-top: 1px solid var(--color-border); }
.search-results a:first-child { border-top: 0; }
.search-results a:hover { background: var(--color-background-muted); }
.search-results small { color: var(--color-text-secondary); }
.stats { display: flex; gap: 32px; flex-wrap: wrap; margin: 36px 0 0; }
.stats b { display: block; font-size: 1.7rem; letter-spacing: -0.02em; }
.stats span { color: var(--color-text-secondary); font-size: 0.9rem; }
section.block { padding: 36px 0; }
section.block h2 { font-size: 1.5rem; letter-spacing: -0.01em; margin: 0 0 6px; }
section.block .sub { color: var(--color-text-secondary); margin: 0 0 20px; max-width: 680px; line-height: 1.6; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 16px; }
.card { display: block; background: var(--color-background-card); border: 1px solid var(--color-border); border-radius: 12px; padding: 18px 20px; text-decoration: none; color: var(--color-text-primary); }
.card:hover { border-color: var(--color-border-emphasized); }
.card h3 { margin: 0 0 4px; font-size: 1.08rem; }
.card p { margin: 0; color: var(--color-text-secondary); font-size: 0.93rem; line-height: 1.55; }
.card .meta { margin-top: 10px; font-size: 0.82rem; color: var(--color-text-secondary); }
.cat-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; }
.cat-card { display: flex; justify-content: space-between; align-items: baseline; background: var(--color-background-card); border: 1px solid var(--color-border); border-radius: 10px; padding: 14px 16px; text-decoration: none; color: var(--color-text-primary); font-weight: 600; }
.cat-card span { color: var(--color-text-secondary); font-weight: 400; font-size: 0.88rem; }
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
.step { background: var(--color-background-card); border: 1px solid var(--color-border); border-radius: 12px; padding: 18px 20px; }
.step b.num { display: block; font-size: 1.6rem; color: var(--color-text-disabled); }
.step h3 { margin: 6px 0 4px; }
.step p { margin: 0; color: var(--color-text-secondary); line-height: 1.6; font-size: 0.95rem; }
.crumb { font-size: 0.88rem; color: var(--color-text-secondary); margin: 22px 0 0; }
.crumb a { color: var(--color-text-secondary); text-decoration: none; }
.page h1 { font-size: clamp(1.7rem, 4vw, 2.4rem); line-height: 1.2; letter-spacing: -0.02em; margin: 10px 0 8px; max-width: 760px; }
.page .lede { font-size: 1.12rem; line-height: 1.65; color: var(--color-text-secondary); max-width: 720px; }
.facts { width: 100%; border-collapse: collapse; margin: 26px 0; background: var(--color-background-card); border: 1px solid var(--color-border); border-radius: 12px; overflow: hidden; }
.facts th, .facts td { text-align: left; padding: 13px 16px; border-top: 1px solid var(--color-border); vertical-align: top; line-height: 1.55; }
.facts tr:first-child th, .facts tr:first-child td { border-top: 0; }
.facts th { width: 180px; color: var(--color-text-secondary); font-weight: 600; font-size: 0.92rem; }
.facts td ul { margin: 0; padding-left: 18px; }
.prose { max-width: 760px; line-height: 1.7; }
.prose h2 { margin: 34px 0 8px; font-size: 1.5rem; }
.prose p { margin: 0 0 14px; }
.prose li { margin-bottom: 6px; }
.tag { display: inline-block; font-size: 0.8rem; font-weight: 600; padding: 3px 9px; border-radius: 999px; background: var(--color-background-muted); color: var(--color-text-secondary); margin-right: 6px; }
.cta-box { background: var(--color-background-card); border: 1px solid var(--color-border-emphasized); border-radius: 12px; padding: 22px 24px; margin: 30px 0; max-width: 760px; }
.cta-box h2 { margin: 0 0 6px; font-size: 1.3rem; }
h2.list-h2 { font-size: 1.5rem; margin: 28px 0 14px; }
.cta-box p { margin: 0 0 14px; color: var(--color-text-secondary); line-height: 1.6; }
.price-table { width: 100%; border-collapse: collapse; margin: 20px 0; background: var(--color-background-card); }
.price-table th, .price-table td { text-align: left; padding: 13px 16px; border: 1px solid var(--color-border); vertical-align: top; line-height: 1.55; }
.price-table th { background: var(--color-background-muted); }
.price { font-weight: 700; font-size: 1.15rem; white-space: nowrap; }
footer { border-top: 1px solid var(--color-border); margin-top: 48px; padding: 28px 0 40px; color: var(--color-text-secondary); font-size: 0.88rem; line-height: 1.7; }
footer nav { display: flex; gap: 18px; flex-wrap: wrap; margin-bottom: 14px; }
footer nav a { color: var(--color-text-secondary); text-decoration: none; }
@media (max-width: 640px) {
  .topbar nav { display: none; }
  .hero { padding: 44px 0 28px; }
  .facts th { width: 120px; }
}