/* Brand Shuttle GEO — product site styles (geo.schemasandbox.com) */
:root {
  --brand: #1a6df5;
  --brand-dark: #0f4fbf;
  --ink: #1f2430;
  --muted: #5c6472;
  --bg: #ffffff;
  --soft: #f5f7fb;
  --line: #e4e8f0;
  --ok: #1a9e5c;
  --warn: #c2410c;
  --radius: 14px;
  --shadow: 0 10px 30px rgba(16, 24, 40, 0.08);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
/* Bilingual panels: English hidden by default, shown when html.lang-en */
[data-panel="en"] { display: none; }
html.lang-en [data-panel="en"] { display: block; }
html.lang-en [data-panel="zh"] { display: none; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", "PingFang SC", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.7;
}
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; }

.container { width: min(1080px, 92%); margin: 0 auto; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 10;
  background: rgba(255,255,255,0.92); backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { font-weight: 700; font-size: 1.1rem; color: var(--ink); }
.brand b { color: var(--brand); }
.nav-links { display: flex; gap: 22px; align-items: center; }
.nav-links a { color: var(--muted); font-size: 0.95rem; }
.nav-links a:hover { color: var(--brand); text-decoration: none; }
.nav-links .cta {
  background: var(--brand); color: #fff; padding: 9px 18px; border-radius: 999px; font-weight: 600;
}
.nav-links .cta:hover { background: var(--brand-dark); color: #fff; }
.nav-right { display: flex; align-items: center; gap: 18px; }
.lang-toggle {
  background: var(--soft); border: 1px solid var(--line); color: var(--ink);
  border-radius: 999px; padding: 7px 15px; font-weight: 600; cursor: pointer; font-size: 0.9rem;
  font-family: inherit; line-height: 1.4;
}
.lang-toggle:hover { border-color: var(--brand); color: var(--brand); }

/* Hero */
.hero { background: linear-gradient(180deg, #eef4ff 0%, #ffffff 70%); padding: 70px 0 40px; }
.hero .container { display: grid; grid-template-columns: 1.2fr 1fr; gap: 40px; align-items: center; }
.hero h1 { font-size: clamp(1.9rem, 4vw, 2.7rem); line-height: 1.25; margin: 0 0 18px; }
.hero h1 span { color: var(--brand); }
.hero p.lead { font-size: 1.1rem; color: var(--muted); margin: 0 0 26px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.btn {
  display: inline-block; padding: 12px 22px; border-radius: 10px; font-weight: 600; cursor: pointer;
  border: 1px solid transparent;
}
.btn-primary { background: var(--brand); color: #fff; }
.btn-primary:hover { background: var(--brand-dark); color: #fff; text-decoration: none; }
.btn-ghost { border-color: var(--line); color: var(--ink); background: #fff; }
.btn-ghost:hover { border-color: var(--brand); color: var(--brand); text-decoration: none; }
.hero-facts { display: flex; gap: 26px; margin-top: 26px; color: var(--muted); font-size: 0.92rem; }
.hero-facts b { color: var(--ink); display: block; font-size: 1.2rem; }

/* Sections */
.section { padding: 60px 0; }
.section h2 { font-size: 1.7rem; margin: 0 0 10px; }
.section .sub { color: var(--muted); margin: 0 0 34px; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 18px; }
.card { background: var(--soft); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.card h3 { margin: 0 0 8px; font-size: 1.05rem; }
.card p { margin: 0; color: var(--muted); font-size: 0.94rem; }

/* Pricing */
.pricing {
  background: var(--soft);
}
.pricing-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 22px;
  max-width: 900px; margin: 0 auto;
}
.plan {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px;
  box-shadow: var(--shadow);
}
.plan.featured { border: 2px solid var(--brand); position: relative; }
.plan.featured::before {
  content: "推荐"; position: absolute; top: -13px; left: 50%; transform: translateX(-50%);
  background: var(--brand); color: #fff; font-size: 0.78rem; padding: 3px 14px; border-radius: 999px; font-weight: 600;
}
.plan .name { font-weight: 700; font-size: 1.15rem; }
.plan .desc { color: var(--muted); font-size: 0.9rem; margin: 4px 0 18px; }
.price-row { display: flex; gap: 20px; align-items: baseline; margin-bottom: 18px; flex-wrap: wrap; }
.price { font-size: 1.5rem; font-weight: 700; }
.price small { font-size: 0.85rem; color: var(--muted); font-weight: 400; }
.price .cycle { font-size: 0.95rem; font-weight: 400; color: var(--muted); }
.plan ul { list-style: none; padding: 0; margin: 0 0 22px; }
.plan li { padding: 6px 0 6px 24px; position: relative; color: var(--ink); font-size: 0.94rem; }
.plan li::before { content: "✓"; position: absolute; left: 0; color: var(--ok); font-weight: 700; }
.plan .btn { width: 100%; text-align: center; }
.price-note { max-width: 900px; margin: 22px auto 0; color: var(--muted); font-size: 0.86rem; text-align: center; }

/* Steps */
ol.steps { padding-left: 20px; max-width: 720px; margin: 0 auto; }
ol.steps li { margin-bottom: 14px; }

/* Compact list (legal, etc.) */
.prose { max-width: 820px; }
.prose h2 { font-size: 1.4rem; margin-top: 34px; }
.prose h3 { font-size: 1.1rem; margin-top: 24px; }
.prose p, .prose li { color: #3c4454; }
.prose ul, .prose ol { padding-left: 22px; }

/* Rewards / comparison */
table.tbl { width: 100%; border-collapse: collapse; font-size: 0.95rem; }
table.tbl th, table.tbl td { border: 1px solid var(--line); padding: 12px; text-align: left; }
table.tbl th { background: var(--soft); }

/* Download */
.dl-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 22px; max-width: 880px; margin: 0 auto; }
.dl-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; text-align: center; box-shadow: var(--shadow); }
.dl-card .os { font-weight: 700; font-size: 1.2rem; margin-bottom: 6px; }
.dl-card .hint { color: var(--muted); font-size: 0.88rem; margin-bottom: 18px; }
.dl-card .btn { width: 100%; }
.checksum { font-size: 0.72rem; color: var(--muted); word-break: break-all; margin-top: 12px; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }

/* Callout */
.callout { border-left: 4px solid var(--brand); background: var(--soft); padding: 14px 18px; border-radius: 0 10px 10px 0; margin: 20px 0; }
.callout.warn { border-color: var(--warn); background: #fff7ed; }
.callout.ok { border-color: var(--ok); background: #ecfdf3; }

/* Footer */
.site-footer { border-top: 1px solid var(--line); padding: 34px 0 46px; background: #fbfcfe; margin-top: 40px; }
.site-footer .cols { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 26px; }
.site-footer h4 { margin: 0 0 10px; font-size: 0.95rem; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin-bottom: 8px; }
.site-footer a { color: var(--muted); font-size: 0.9rem; }
.site-footer .legal { margin-top: 26px; color: var(--muted); font-size: 0.82rem; border-top: 1px solid var(--line); padding-top: 18px; }

/* Status page */
.status-card { max-width: 560px; margin: 60px auto; text-align: center; }
.status-card .icon { font-size: 3rem; }
.status-card h1 { margin: 10px 0; font-size: 1.6rem; }
.status-actions { margin-top: 20px; }

@media (max-width: 760px) {
  .hero .container { grid-template-columns: 1fr; }
  .nav-links a:not(.cta) { display: none; }
}