:root {
  --bg: #ffffff; --fg: #1a1d21; --muted: #5c6570; --accent: #0b57d0;
  --card: #f4f6f8; --border: #dde3e9; --ok: #1a7f37;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14171a; --fg: #e8eaed; --muted: #9aa4af; --accent: #7cacf8;
    --card: #1e2328; --border: #313840; --ok: #56d364;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--fg);
  font: 17px/1.65 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
main { max-width: 46rem; margin: 0 auto; padding: 1.5rem 1.25rem 4rem; }
header.site { border-bottom: 1px solid var(--border); }
header.site nav {
  max-width: 46rem; margin: 0 auto; padding: .8rem 1.25rem;
  display: flex; gap: 1.2rem; flex-wrap: wrap; align-items: baseline;
}
header.site a { color: var(--fg); text-decoration: none; font-weight: 600; }
header.site a.brand { margin-right: auto; }
header.site a:hover { color: var(--accent); }
h1 { font-size: 1.9rem; line-height: 1.25; margin: 2rem 0 .5rem; }
h2 { font-size: 1.25rem; margin: 2.2rem 0 .6rem; }
p.lead { font-size: 1.15rem; color: var(--muted); margin-top: 0; }
a { color: var(--accent); }
ul { padding-left: 1.2rem; }
li { margin: .35rem 0; }
.card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 10px; padding: 1rem 1.2rem; margin: 1rem 0;
}
.price { font-weight: 700; white-space: nowrap; }
table { width: 100%; border-collapse: collapse; margin: 1rem 0; }
th, td { text-align: left; padding: .5rem .6rem; border-bottom: 1px solid var(--border); vertical-align: top; }
th { color: var(--muted); font-weight: 600; font-size: .9rem; }
.cta {
  display: inline-block; background: var(--accent); color: var(--bg);
  padding: .65rem 1.1rem; border-radius: 8px; font-weight: 700;
  text-decoration: none; margin: .5rem 0;
}
.note { color: var(--muted); font-size: .92rem; }
footer {
  border-top: 1px solid var(--border); margin-top: 3rem; padding-top: 1rem;
  color: var(--muted); font-size: .92rem;
}
.proof { border-left: 3px solid var(--ok); padding-left: 1rem; }