:root {
  color-scheme: light;
  --ink: #24324a;
  --muted: #617187;
  --paper: #fffdfb;
  --line: #cad8e8;
  --indigo: #5d87e8;
  --mint: #dcf5ef;
  --gold: #fff0b8;
  --lilac: #eae3ff;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background:
    radial-gradient(circle at 8% 5%, #e8f8f2 0 9rem, transparent 9.1rem),
    radial-gradient(circle at 96% 2%, #f1eafe 0 11rem, transparent 11.1rem),
    #fff8f3;
  color: var(--ink);
  font: 16px/1.72 -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Noto Sans KR", sans-serif;
}

main {
  width: min(760px, calc(100% - 32px));
  margin: 40px auto;
  padding: clamp(24px, 5vw, 48px);
  background: color-mix(in srgb, var(--paper) 94%, transparent);
  border: 1px solid var(--line);
  border-radius: 28px;
  box-shadow: 0 18px 50px #7487a51c;
}

h1 { margin: 0 0 8px; font-size: clamp(1.8rem, 5vw, 2.45rem); line-height: 1.18; }
h2 { margin: 2rem 0 .55rem; font-size: 1.2rem; }
p, ul { margin: .55rem 0; }
ul { padding-left: 1.25rem; }
a { color: #3467cc; }
.eyebrow { color: var(--indigo); font-weight: 800; letter-spacing: .08em; }
.lead { color: var(--muted); font-size: 1.05rem; }
.meta { color: var(--muted); font-size: .9rem; }
.nav { display: flex; flex-wrap: wrap; gap: 10px; margin: 24px 0 6px; }
.nav a {
  padding: 9px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: white;
  color: var(--ink);
  font-weight: 700;
  text-decoration: none;
}
.note { margin-top: 1.1rem; padding: 14px 16px; border-radius: 16px; background: var(--mint); }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 14px; margin-top: 24px; }
.card { padding: 18px; border-radius: 20px; border: 1px solid var(--line); background: white; }
.card:nth-child(2) { background: var(--gold); }
.card:nth-child(3) { background: var(--lilac); }

@media (max-width: 520px) {
  main { margin: 16px auto; padding: 24px 20px; border-radius: 22px; }
}