/* Set 6: slate dashboard, tab header, card grid, compact */
:root {
  --slate: #1e3a5f;
  --blue: #2563eb;
  --blue-d: #1d4ed8;
  --bg: #f1f5f9;
  --ink: #0f172a;
  --muted: #475569;
  --line: #cbd5e1;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: auto; }
body {
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--ink);
  font-size: 15px;
  line-height: 1.65;
}
.site-header {
  background: #fff;
  box-shadow: 0 1px 0 var(--line);
}
.header-inner {
  max-width: 1040px;
  margin: 0 auto;
  padding: 0 16px;
  display: flex;
  align-items: stretch;
  justify-content: space-between;
  min-height: 56px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: var(--slate);
  font-weight: 750;
  font-size: 20px;
}
.nav { display: flex; list-style: none; }
.nav a {
  display: flex;
  align-items: center;
  height: 56px;
  padding: 0 16px;
  text-decoration: none;
  color: var(--muted);
  border-bottom: 3px solid transparent;
  font-size: 14px;
}
.nav a.current {
  color: var(--blue);
  border-bottom-color: var(--blue);
  font-weight: 700;
}
.hero {
  max-width: 1040px;
  margin: 18px auto 0;
  background: linear-gradient(160deg, #1e3a5f, #1e40af);
  color: #fff;
  border-radius: 12px;
  padding: 28px 28px 26px;
}
.hero h1 { font-size: 28px; line-height: 1.35; }
.hero .lead { margin: 10px 0 18px; color: #dbeafe; }
.btn {
  display: inline-block;
  background: var(--blue);
  color: #fff;
  text-decoration: none;
  font-weight: 700;
  padding: 11px 18px;
  border-radius: 8px;
}
.btn-ghost {
  display: inline-block;
  margin-left: 8px;
  color: #fff;
  text-decoration: none;
  padding: 10px 12px;
  border: 1px solid #93c5fd;
  border-radius: 8px;
}
.chips { margin-top: 16px; display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 12px;
  color: #dbeafe;
}
.grid {
  max-width: 1040px;
  margin: 16px auto 0;
  padding: 0 0 8px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.card {
  background: #fff;
  border-radius: 12px;
  padding: 16px 16px 18px;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.05);
}
.card h2, .block h2 {
  font-size: 18px;
  color: var(--slate);
  margin-bottom: 8px;
}
.card p, .block p { margin-bottom: 10px; }
.card svg { color: var(--blue); }
.shell { max-width: 1040px; margin: 0 auto 40px; }
.block {
  background: #fff;
  border-radius: 12px;
  padding: 20px 20px 22px;
  margin-top: 12px;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.05);
}
.block ul, .block ol, .card ul { margin: 0 0 10px 1.2em; }
.note {
  background: #eff6ff;
  border-radius: 8px;
  padding: 10px 12px;
  color: var(--muted);
  margin: 10px 0;
  font-size: 14px;
}
.faq-list { list-style: none; }
.faq-list li {
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}
.faq-list h3 { font-size: 15px; margin-bottom: 6px; color: var(--slate); }
.site-footer {
  background: #0f172a;
  color: #cbd5e1;
  padding: 24px 16px 32px;
  font-size: 13px;
}
.footer-inner { max-width: 1040px; margin: 0 auto; }
.footer-nav { list-style: none; display: flex; gap: 14px; margin-bottom: 10px; }
.footer-nav a { color: #e2e8f0; text-decoration: none; }
.footer-nav a.current { color: #93c5fd; }
.safe { color: #fde68a; margin: 8px 0; }
@media (max-width: 800px) {
  .header-inner { flex-direction: column; min-height: 0; padding: 10px 16px; }
  .nav a { height: 40px; }
  .hero { margin: 12px; padding: 20px; }
  .grid { grid-template-columns: 1fr; padding: 0 12px; }
  .shell { padding: 0 12px; }
  .btn-ghost { display: inline-block; margin-top: 8px; margin-left: 0; }
}