:root {
  --bg: #fbfaf7;
  --text: #1b1b1f;
  --muted: #5d5d66;
  --line: #e4e1da;
  --accent: #e2531f;
  --card: #ffffff;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111114;
    --text: #ececf0;
    --muted: #a0a0aa;
    --line: #2a2a31;
    --accent: #ff7a45;
    --card: #18181c;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.65;
}
a { color: var(--accent); }
.wrap { max-width: 760px; margin: 0 auto; padding: 0 16px; }
header {
  border-bottom: 1px solid var(--line);
}
header .wrap {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 18px; padding-bottom: 18px; gap: 16px; flex-wrap: wrap;
}
.logo { font-weight: 800; letter-spacing: -0.02em; font-size: 20px; color: var(--text); text-decoration: none; }
.logo span { color: var(--accent); }
nav a { color: var(--muted); text-decoration: none; margin-left: 18px; font-size: 15px; }
nav a:first-child { margin-left: 0; }
nav a:hover { color: var(--text); }
main { padding: 48px 0 64px; }
h1 { font-size: clamp(30px, 6vw, 46px); line-height: 1.12; letter-spacing: -0.03em; margin: 0 0 16px; }
h2 { font-size: 21px; margin: 36px 0 8px; letter-spacing: -0.01em; }
p, li { color: var(--text); }
.lede { font-size: 19px; color: var(--muted); max-width: 600px; }
.muted { color: var(--muted); font-size: 14px; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 14px; margin-top: 32px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 18px; }
.card h3 { margin: 0 0 6px; font-size: 17px; }
.card p { margin: 0; color: var(--muted); font-size: 15px; }
.contact-box { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 20px; margin-top: 20px; }
.contact-box p { margin: 6px 0; }
footer { border-top: 1px solid var(--line); padding: 24px 0 40px; }
footer .wrap { display: flex; flex-wrap: wrap; gap: 8px 18px; font-size: 14px; }
footer a { color: var(--muted); text-decoration: none; }
footer a:hover { color: var(--text); }
footer .copy { width: 100%; color: var(--muted); margin-top: 8px; }