:root {
  --bg: #ffffff;
  --bg-soft: #f4f7fb;
  --text: #0f1a2a;
  --muted: #4a5a70;
  --line: #dde4ee;
  --accent: #1463d8;
  --accent-ink: #ffffff;
  --card: #ffffff;
  --max: 1040px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b1220;
    --bg-soft: #111a2c;
    --text: #e8eef8;
    --muted: #a6b3c6;
    --line: #22304a;
    --accent: #5b9bff;
    --accent-ink: #0b1220;
    --card: #111a2c;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
a { color: var(--accent); }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 20px; }
header.site { border-bottom: 1px solid var(--line); }
header.site .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 68px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--text); font-weight: 700; font-size: 19px; }
.brand svg { width: 30px; height: 30px; flex: none; }
nav.main { display: flex; gap: 20px; flex-wrap: wrap; }
nav.main a { color: var(--muted); text-decoration: none; font-size: 15px; }
nav.main a:hover { color: var(--text); }
.hero { padding: 72px 0 56px; background: var(--bg-soft); border-bottom: 1px solid var(--line); }
.hero h1 { font-size: clamp(30px, 5vw, 46px); line-height: 1.15; margin: 0 0 16px; letter-spacing: -0.01em; }
.hero p { font-size: 19px; color: var(--muted); max-width: 680px; margin: 0 0 28px; }
.btn { display: inline-block; background: var(--accent); color: var(--accent-ink); padding: 12px 22px; border-radius: 8px; text-decoration: none; font-weight: 600; }
section { padding: 56px 0; border-bottom: 1px solid var(--line); }
section h2 { font-size: 26px; margin: 0 0 8px; }
section .lead { color: var(--muted); margin: 0 0 28px; max-width: 720px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 18px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 22px; }
.card h3 { margin: 0 0 8px; font-size: 18px; }
.card p { margin: 0; color: var(--muted); font-size: 16px; }
.product { display: flex; gap: 24px; align-items: flex-start; flex-wrap: wrap; }
.product .card { flex: 1 1 320px; }
dl.facts { display: grid; grid-template-columns: minmax(150px, 220px) 1fr; gap: 10px 20px; margin: 0; }
dl.facts dt { color: var(--muted); }
dl.facts dd { margin: 0; }
@media (max-width: 560px) { dl.facts { grid-template-columns: 1fr; gap: 2px; } dl.facts dd { margin-bottom: 10px; } }
footer.site { padding: 32px 0 40px; color: var(--muted); font-size: 14px; }
footer.site .wrap { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
footer.site a { color: var(--muted); }
article.legal { padding: 48px 0 64px; max-width: 760px; }
article.legal h1 { font-size: 32px; margin: 0 0 6px; }
article.legal h2 { font-size: 20px; margin: 32px 0 8px; }
article.legal .meta { color: var(--muted); margin: 0 0 24px; }