/* desktop pack: enterprise indigo, heading-left / body-right */
:root {
  --ind: #3730a3;
  --ink: #1e1b4b;
  --muted: #4338ca;
  --bg: #f1f5f9;
  --line: #c7d2fe;
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  font-family: "Segoe UI", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: #1e293b;
  line-height: 1.7;
}
a { color: var(--ind); }
.util { background: #1e1b4b; color: #c7d2fe; font-size: 12px; padding: 6px 0; }
.site-header { background: #fff; border-bottom: 1px solid var(--line); }
.wrap { width: min(1220px, calc(100% - 28px)); margin: 0 auto; }
.header-inner { display: flex; justify-content: space-between; align-items: center; min-height: 70px; }
.brand { display: flex; align-items: center; gap: 8px; font-weight: 800; color: var(--ind); font-size: 20px; }
.nav a { margin-left: 18px; text-decoration: none; color: #334155; font-weight: 600; }
.nav a.current { color: var(--ind); box-shadow: inset 0 -2px 0 var(--ind); padding-bottom: 4px; }
.hero { padding: 28px 0; display: grid; grid-template-columns: 280px 1fr; gap: 24px; }
.hero h1 { font-size: 28px; margin: 0 0 12px; color: var(--ink); }
.btn-row { display: flex; flex-wrap: wrap; gap: 8px; }
.btn { display: inline-block; padding: 10px 16px; background: var(--ind); color: #fff; text-decoration: none; font-weight: 700; }
.btn-sub { background: #fff; color: var(--ind); border: 1px solid var(--ind); }
.split { display: grid; grid-template-columns: 280px 1fr; gap: 24px; padding: 22px 0; border-top: 1px solid #e2e8f0; }
.split h2 { margin-top: 0; font-size: 20px; color: var(--ind); }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.card { background: #fff; border: 1px solid #e2e8f0; padding: 12px 14px; }
table { width: 100%; border-collapse: collapse; background: #fff; font-size: 14px; }
th, td { border: 1px solid #e2e8f0; padding: 8px 10px; text-align: left; }
th { background: #e0e7ff; color: var(--ink); }
.steps { padding-left: 18px; }
.news-item { background: #fff; border: 1px solid #e2e8f0; padding: 10px 12px; margin-bottom: 8px; }
.news-date { color: var(--ind); font-size: 12px; font-weight: 700; }
.faq dt { font-weight: 700; margin-top: 10px; }
.faq dd { margin: 4px 0 0; }
.cta-band { background: #e0e7ff; padding: 16px; border-left: 4px solid var(--ind); }
.site-footer { background: #1e1b4b; color: #c7d2fe; padding: 24px 0; font-size: 13px; }
.foot-safe { color: #a5b4fc; }
@media (max-width: 860px) {
  .hero, .split, .grid-2 { grid-template-columns: 1fr; }
}