:root {
  color-scheme: light;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
  background: #f4f6f8;
  color: #17212b;
}

* { box-sizing: border-box; }

body { margin: 0; line-height: 1.62; }

main {
  width: min(860px, calc(100% - 32px));
  margin: 40px auto;
  padding: clamp(24px, 5vw, 56px);
  background: #fff;
  border: 1px solid #dfe5ea;
  border-radius: 20px;
  box-shadow: 0 18px 48px rgb(18 42 66 / 8%);
}

h1, h2 { line-height: 1.2; color: #0d3557; }
h1 { margin-top: 0; font-size: clamp(2rem, 5vw, 3.25rem); }
h2 { margin-top: 2.2rem; }
a { color: #006c91; }
a:hover { color: #004b66; }
.eyebrow { color: #5b6b78; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.meta { color: #5b6b78; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 16px; padding: 0; list-style: none; }
.card { display: block; height: 100%; padding: 20px; border: 1px solid #dfe5ea; border-radius: 14px; text-decoration: none; background: #f9fbfc; }
.card strong { display: block; color: #0d3557; font-size: 1.15rem; }
.notice { padding: 16px 18px; border-left: 4px solid #0089a8; border-radius: 8px; background: #eef9fb; }
footer { margin-top: 3rem; padding-top: 1.25rem; border-top: 1px solid #dfe5ea; color: #5b6b78; }
code { overflow-wrap: anywhere; }