:root {
  --bg: #fafaf8;
  --ink: #111;
  --muted: #666;
  --line: #e4e4e0;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #0e0e0e; --ink: #f2f2f2; --muted: #9a9a9a; --line: #2a2a2a; }
}
* { box-sizing: border-box; margin: 0; }
html { -webkit-text-size-adjust: 100%; }
body {
  background: var(--bg);
  color: var(--ink);
  font: 17px/1.6 "Helvetica Neue", Helvetica, Arial, sans-serif;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
a { color: inherit; }
.wrap { width: 100%; max-width: 760px; margin: 0 auto; padding: 0 20px; }
header { border-bottom: 1px solid var(--line); }
header .wrap { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.logo { font-weight: 700; letter-spacing: 0.04em; text-decoration: none; }
main { flex: 1; padding: 72px 0 96px; }
h1 { font-size: clamp(34px, 7vw, 56px); line-height: 1.05; letter-spacing: -0.02em; }
h2 { font-size: 20px; margin: 40px 0 8px; }
h3 { font-size: 17px; margin: 24px 0 4px; }
p, ul { margin-top: 12px; }
ul { padding-left: 20px; }
.lead { font-size: 20px; color: var(--muted); max-width: 560px; margin-top: 20px; }
.grid { display: grid; gap: 16px; margin-top: 56px; }
@media (min-width: 640px) { .grid { grid-template-columns: repeat(3, 1fr); } }
.card { border-top: 2px solid var(--ink); padding-top: 12px; }
.card p { color: var(--muted); font-size: 15px; margin-top: 6px; }
.contact { margin-top: 64px; }
.legal p, .legal li { color: var(--muted); }
footer { border-top: 1px solid var(--line); font-size: 14px; color: var(--muted); }
footer .wrap { display: flex; flex-wrap: wrap; gap: 8px 20px; justify-content: space-between; padding: 24px 20px; }
footer nav { display: flex; gap: 20px; }