:root {
  --ink: #0f172a;
  --muted: #475569;
  --bg: #eef3fb;
  --card: #ffffff;
  --blue: #0b5fff;
  --blue-2: #123a8f;
  --line: #d7e2f2;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  line-height: 1.75;
}
a { color: var(--blue); }
.top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 7vw;
  background: #fff;
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 2;
}
.brand { font-weight: 800; font-size: 20px; color: var(--blue-2); text-decoration: none; }
.top nav { display: flex; gap: 18px; }
.top nav a { text-decoration: none; color: var(--ink); font-weight: 600; padding-bottom: 4px; }
.top nav a.on { color: var(--blue); border-bottom: 2px solid var(--blue); }
.wrap { padding: 28px 7vw 72px; }
.hero { text-align: center; max-width: 880px; margin: 0 auto 28px; }
.hero h1 { font-size: 42px; line-height: 1.25; margin: 8px 0 12px; }
.eyebrow { color: var(--blue); font-weight: 700; letter-spacing: 0.12em; font-size: 12px; }
.lead { font-size: 18px; color: #1e293b; }
.pills { display: flex; justify-content: center; gap: 8px; flex-wrap: wrap; padding: 0; list-style: none; }
.pills li { background: #e7efff; color: var(--blue-2); border-radius: 999px; padding: 4px 12px; font-size: 14px; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--blue); color: #fff; text-decoration: none;
  padding: 12px 20px; border-radius: 999px; font-weight: 700;
}
.btn.line { background: #fff; color: var(--blue); border: 1px solid var(--blue); }
.btn-row { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; margin-top: 8px; }
.tiles { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 34px; }
.tiles article { background: var(--card); border-radius: 18px; padding: 16px; box-shadow: 0 8px 24px rgba(15, 35, 80, 0.05); }
.tiles svg { width: 32px; height: 32px; }
.split { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 28px; align-items: center; margin: 28px 0; }
.split.reverse { grid-template-columns: 0.85fr 1.15fr; }
.panel {
  background: linear-gradient(160deg, #123a8f, #0b5fff);
  color: #fff; border-radius: 24px; padding: 24px; min-height: 180px;
}
.panel svg { width: 48px; height: 48px; }
h2 { font-size: 30px; margin: 0 0 10px; line-height: 1.35; }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin: 12px 0 28px; }
.stats div { background: #fff; border-top: 4px solid var(--blue); padding: 16px; border-radius: 12px; }
.stats b { display: block; font-size: 22px; color: var(--blue-2); }
.faq-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.faq-grid article { background: #fff; border-radius: 16px; padding: 16px; }
.faq-grid h3 { margin: 0 0 6px; font-size: 17px; }
footer { margin-top: 40px; color: var(--muted); font-size: 13px; }
table { width: 100%; border-collapse: collapse; background: #fff; border-radius: 12px; overflow: hidden; }
th, td { padding: 12px 14px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
th { background: #e7efff; }
ol.guide li { margin: 12px 0; }
@media (max-width: 980px) {
  .tiles, .split, .split.reverse, .stats, .faq-grid { grid-template-columns: 1fr; }
  .top { flex-direction: column; align-items: flex-start; gap: 8px; position: static; }
  .hero h1 { font-size: 32px; }
  .wrap { padding: 20px 16px 48px; }
}