/* Метаполис — скромная типографика без зависимостей */
:root {
  --ink: #1c2733;
  --muted: #5b6b7a;
  --line: #dfe5ea;
  --paper: #f7f9fa;
  --accent: #16548e;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  color: var(--ink);
  background: #fff;
  font: 17px/1.65 Georgia, "Times New Roman", serif;
}

.site-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  max-width: 860px;
  margin: 0 auto;
  padding: 24px 20px 16px;
  border-bottom: 1px solid var(--line);
}

.brand {
  color: var(--ink);
  font-size: 22px;
  font-weight: bold;
  letter-spacing: 0.04em;
  text-decoration: none;
}

.site-header nav a {
  color: var(--muted);
  margin-left: 22px;
  text-decoration: none;
}

.site-header nav a:hover { color: var(--accent); }

main {
  max-width: 860px;
  margin: 0 auto;
  padding: 8px 20px 40px;
}

h1 { font-size: 30px; line-height: 1.25; margin: 28px 0 12px; }
h2 { font-size: 21px; margin: 30px 0 8px; }

p { margin: 10px 0; }
ul, ol { margin: 10px 0; padding-left: 24px; }
li { margin: 6px 0; }

a { color: var(--accent); }

.hero {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px 24px 20px;
  margin-top: 24px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  margin: 28px 0;
}

.card {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 4px 18px 14px;
}

.card h2 { margin-top: 16px; font-size: 18px; }

code {
  font-family: "SF Mono", Consolas, monospace;
  font-size: 0.9em;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 1px 6px;
}

.contacts li { margin: 10px 0; }

footer {
  max-width: 860px;
  margin: 0 auto;
  padding: 18px 20px 32px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
}