:root {
  --ink: #1c2230;
  --muted: #5b6475;
  --line: #e4e7ee;
  --bg: #ffffff;
  --soft: #f5f3ef;
  --accent: #2f5d50;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  font-size: 17px;
}
a { color: var(--accent); }
.wrap { max-width: 980px; margin: 0 auto; padding: 0 20px; }

header.top { border-bottom: 1px solid var(--line); }
header.top .wrap { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.logo { font-weight: 700; font-size: 22px; letter-spacing: 0.04em; color: var(--ink); text-decoration: none; }
.logo span { color: var(--accent); }
nav a { margin-left: 22px; color: var(--muted); text-decoration: none; font-size: 15px; }
nav a:hover { color: var(--ink); }

.hero { background: var(--soft); padding: 96px 0 88px; }
.hero h1 { font-size: 46px; line-height: 1.15; margin: 0 0 18px; max-width: 680px; }
.hero p { font-size: 19px; color: var(--muted); max-width: 600px; margin: 0; }

section.block { padding: 72px 0; border-bottom: 1px solid var(--line); }
section.block h2 { font-size: 30px; margin: 0 0 16px; }
section.block p.lead { color: var(--muted); max-width: 680px; margin: 0 0 32px; }

.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.card { border: 1px solid var(--line); border-radius: 12px; padding: 26px; }
.card h3 { margin: 0 0 8px; font-size: 19px; }
.card p { margin: 0; color: var(--muted); font-size: 16px; }

.contact dl { display: grid; grid-template-columns: 160px 1fr; gap: 10px 20px; margin: 0; }
.contact dt { color: var(--muted); }
.contact dd { margin: 0; }

footer { padding: 40px 0 56px; color: var(--muted); font-size: 14px; }
footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 16px; }
footer a { color: var(--muted); margin-right: 18px; }

.legal { padding: 56px 0 72px; max-width: 760px; }
.legal h1 { font-size: 36px; margin: 0 0 6px; }
.legal .date { color: var(--muted); margin: 0 0 32px; }
.legal h2 { font-size: 21px; margin: 32px 0 8px; }

@media (max-width: 760px) {
  body { font-size: 16px; }
  .wrap { padding: 0 16px; }
  nav a { margin-left: 14px; font-size: 14px; }
  .hero { padding: 64px 0 56px; }
  .hero h1 { font-size: 34px; }
  .grid { grid-template-columns: 1fr; }
  .contact dl { grid-template-columns: 1fr; gap: 2px; }
  .contact dd { margin-bottom: 12px; }
}