/* Set 5 — web: purple dense list, zero radius, sticky header, numbered rows */
:root {
  --purple: #4c1d95;
  --purple-2: #3b0764;
  --ink: #1c1917;
  --muted: #57534e;
  --line: #e7e5e4;
  --bg: #f5f5f4;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  color: var(--ink);
  background: #fff;
  font: 15px/1.65 "Helvetica Neue", Helvetica, "PingFang SC", "Microsoft YaHei", sans-serif;
}
a { color: var(--purple); }
.wrap { width: min(960px, calc(100% - 36px)); margin: 0 auto; }
.site-header {
  background: #fff;
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 20;
}
.header-inner { display: flex; align-items: center; justify-content: space-between; min-height: 56px; }
.brand { color: var(--purple); font-weight: 800; text-decoration: none; display: flex; align-items: center; gap: 8px; font-size: 18px; }
.nav a {
  color: var(--ink);
  text-decoration: none;
  margin-left: 18px;
  font-size: 14px;
  font-weight: 600;
}
.nav a.is-current { color: var(--purple); box-shadow: inset 0 -2px 0 var(--purple); }
.top-cta {
  background: var(--purple);
  color: #fff;
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 8px 0;
}
.top-cta a { color: #fff; font-weight: 700; }
.hero { padding: 28px 0 8px; }
.hero-rail {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 24px;
}
.kicker { font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--purple); margin: 0 0 8px; }
.hero h1 { margin: 0 0 12px; font-size: 28px; }
.side-dl {
  background: var(--bg);
  border: 1px solid var(--line);
  padding: 16px;
}
.btn {
  display: block;
  text-align: center;
  padding: 11px 12px;
  background: var(--purple);
  color: #fff !important;
  text-decoration: none;
  font-weight: 700;
  margin: 0 0 8px;
}
.btn-lite { background: #fff; color: var(--purple) !important; border: 1px solid var(--purple); }
.section { padding: 28px 0; border-top: 1px solid var(--line); }
.section h2 { margin: 0 0 10px; font-size: 20px; }
.row-num { display: grid; grid-template-columns: 40px 1fr; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--line); }
.num { font-weight: 800; color: var(--purple); }
.compare { width: 100%; border-collapse: collapse; font-size: 14px; }
.compare th, .compare td { border: 1px solid var(--line); padding: 8px 10px; text-align: left; }
.compare th { background: var(--purple); color: #fff; }
.faq-item { padding: 12px 0; border-bottom: 1px solid var(--line); }
.faq-item h3 { margin: 0 0 6px; font-size: 16px; }
.faq-item p { margin: 0 0 6px; color: var(--muted); }
.article p { margin: 0 0 12px; }
.cta-band { background: var(--purple-2); color: #fff; padding: 24px 0; }
.cta-band h2 { color: #fff; }
.site-footer { background: #1c1917; color: #a8a29e; padding: 24px 0; font-size: 13px; }
.site-footer .brand { color: #fff; margin-bottom: 8px; }
.foot-nav a { color: #fff; margin-right: 12px; }
.foot-note { margin: 6px 0; }
@media (max-width: 800px) {
  .hero-rail { grid-template-columns: 1fr; }
  .header-inner { flex-direction: column; padding: 8px 0; }
}