:root {
  color-scheme: light;
  --ink: #14213d;
  --muted: #5c6475;
  --accent: #5b5bd6;
  --surface: #f5f6fb;
  --border: #dfe2ec;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  color: var(--ink);
  background: #fff;
  font: 16px/1.65 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

header, main, footer {
  width: min(760px, calc(100% - 40px));
  margin-inline: auto;
}

header { padding: 40px 0 20px; }
main { min-height: 62vh; padding: 20px 0 64px; }
footer { border-top: 1px solid var(--border); padding: 24px 0 40px; color: var(--muted); }
nav { display: flex; flex-wrap: wrap; gap: 10px 20px; }
a { color: var(--accent); }
h1 { font-size: clamp(2rem, 7vw, 3.5rem); line-height: 1.05; letter-spacing: -0.04em; }
h2 { margin-top: 2rem; }
.eyebrow { color: var(--accent); font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.panel { padding: 20px; background: var(--surface); border: 1px solid var(--border); border-radius: 14px; }
.warning { border-left: 4px solid #d97706; padding-left: 16px; }