:root {
  color-scheme: dark;
  --bg: #0b1118;
  --panel: #101a24;
  --ink: #f7fbff;
  --muted: #b8c6d1;
  --line: rgba(255,255,255,.12);
  --brand: #2ea6ff;
  --money: #3bc079;
  --gold: #f5c73b;
  --accent: #e8503a;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.65;
  color: var(--ink);
  background:
    radial-gradient(900px 520px at 12% -10%, rgba(46,166,255,.22), transparent 60%),
    radial-gradient(760px 520px at 96% 12%, rgba(59,192,121,.16), transparent 58%),
    var(--bg);
}
a { color: inherit; }
.wrap { width: min(1040px, calc(100% - 40px)); margin: 0 auto; }
.site-nav {
  border-bottom: 1px solid var(--line);
  background: rgba(11,17,24,.82);
  backdrop-filter: blur(16px);
  position: sticky;
  top: 0;
  z-index: 5;
}
.nav-inner { min-height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; font-weight: 800; font-size: 22px; letter-spacing: -.02em; }
.brand img { width: 42px; height: 42px; }
.nav-links { display: flex; align-items: center; gap: 18px; color: var(--muted); font-size: 14px; }
.nav-links a { text-decoration: none; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 8px;
  background: var(--accent);
  color: #fff;
  text-decoration: none;
  font-weight: 750;
}
.btn-secondary { background: rgba(255,255,255,.08); border: 1px solid var(--line); }
.hero { padding: 76px 0 42px; }
.eyebrow {
  display: inline-flex;
  margin-bottom: 14px;
  color: var(--gold);
  text-transform: uppercase;
  letter-spacing: .12em;
  font-size: 12px;
  font-weight: 800;
}
h1, h2, h3 { line-height: 1.12; letter-spacing: 0; margin: 0; }
h1 { max-width: 820px; font-size: clamp(42px, 7vw, 74px); }
.lede { max-width: 790px; color: var(--muted); font-size: clamp(18px, 2.4vw, 22px); margin: 22px 0 0; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 44px;
  align-items: start;
  padding: 28px 0 72px;
}
main article {
  background: rgba(16,26,36,.72);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: clamp(24px, 4vw, 42px);
}
article h2 { font-size: clamp(28px, 4vw, 40px); margin-top: 38px; }
article h2:first-child { margin-top: 0; }
article h3 { font-size: 22px; margin-top: 28px; }
p, li { color: #dce7ee; }
ul, ol { padding-left: 22px; }
.note {
  border-left: 4px solid var(--money);
  padding: 14px 16px;
  background: rgba(59,192,121,.10);
  border-radius: 6px;
  color: #e9fff1;
}
.toc, .related {
  background: rgba(255,255,255,.06);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 20px;
}
.toc { position: sticky; top: 92px; }
.toc h2, .related h2 { font-size: 18px; margin: 0 0 12px; }
.toc a, .related a { display: block; color: var(--muted); text-decoration: none; padding: 7px 0; }
.related { margin-top: 18px; }
.disclaimer {
  margin-top: 30px;
  font-size: 14px;
  color: var(--muted);
  border-top: 1px solid var(--line);
  padding-top: 18px;
}
.site-footer { border-top: 1px solid var(--line); padding: 30px 0 42px; color: var(--muted); font-size: 14px; }
@media (max-width: 820px) {
  .nav-inner { align-items: flex-start; flex-direction: column; padding: 16px 0; }
  .nav-links { flex-wrap: wrap; gap: 12px; }
  .grid { grid-template-columns: 1fr; }
  .toc { position: static; }
}