:root {
  --bg: #ffffff;
  --ink: #0B2A57;
  --muted: #6A7B93;
  --line: #E6ECF4;
  --hero: #0A2B55;
  --accent: #1B66C9;
  --shadow: 0 2px 8px rgba(16, 40, 80, 0.08);
  --radius: 6px;
  --container: 1680px;
  --site-header-height: 65px;
}

* { box-sizing: border-box; }
html { height: 100%; }
body {
  margin: 0;
  min-height: 100%;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color: var(--ink);
  background: #f5f7fa;
}

.container {
  width: min(var(--container), calc(100% - 32px));
  margin: 0 auto;
}

.container--full {
  width: calc(100% - 32px);
}

.container--third {
  width: min(calc(var(--container) / 3), calc(100% - 32px));
}