:root {
  --ink: #111111;
  --muted: #666666;
  --line: #e5e5e5;
  --bg: #ffffff;
  --max: 720px;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  font-size: 16px;
}

a { color: inherit; }

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max);
  margin: 0 auto;
  padding: 20px 16px;
  border-bottom: 1px solid var(--line);
}

.brand {
  font-weight: 700;
  letter-spacing: 0.02em;
  text-decoration: none;
  font-size: 18px;
}

.nav a {
  margin-left: 18px;
  text-decoration: none;
  color: var(--muted);
  font-size: 14px;
}
.nav a:hover { color: var(--ink); }

.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 40px 16px 64px;
}

.hero h1 {
  font-size: 34px;
  line-height: 1.2;
  margin: 0 0 16px;
  letter-spacing: -0.01em;
}

.lead {
  font-size: 18px;
  color: var(--muted);
  margin: 0 0 8px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-top: 48px;
}

.card {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 20px;
}

.card h2 {
  font-size: 16px;
  margin: 0 0 10px;
}

.card p {
  color: var(--muted);
  font-size: 14px;
  margin: 0 0 14px;
}

.more {
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
}
.more:hover { text-decoration: underline; }

.contact-line a {
  font-size: 18px;
  font-weight: 600;
  text-decoration: none;
}

.site-footer {
  max-width: var(--max);
  margin: 0 auto;
  padding: 24px 16px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}