:root {
  color-scheme: dark;
  --bg: #0b0e12;
  --surface: #15191f;
  --surface-soft: #1c222b;
  --text: #f8fafc;
  --muted: #aeb6c2;
  --yellow: #ffd83d;
  --orange: #ff9f1a;
  --line: rgba(255, 255, 255, 0.12);
  --max: 980px;
}
* { box-sizing: border-box; }
html { background: var(--bg); color: var(--text); font-family: -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Noto Sans KR", sans-serif; line-height: 1.65; }
body { margin: 0; min-height: 100vh; background: radial-gradient(circle at 16% 0%, rgba(255, 216, 61, 0.16), transparent 34rem), var(--bg); }
a { color: var(--yellow); }
.wrap { width: min(calc(100% - 36px), var(--max)); margin: 0 auto; }
header { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 22px 0; border-bottom: 1px solid var(--line); }
.brand { display: flex; align-items: center; gap: 12px; color: var(--text); font-weight: 780; text-decoration: none; }
.brand img { width: 44px; height: 44px; border-radius: 12px; box-shadow: 0 7px 22px rgba(0, 0, 0, 0.28); }
nav { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 18px; }
nav a { color: var(--muted); text-decoration: none; }
nav a:hover, nav a:focus-visible { color: var(--text); }
main { padding: 58px 0 76px; }
.hero { position: relative; overflow: hidden; padding: clamp(32px, 7vw, 72px); border: 1px solid var(--line); border-radius: 32px; background: linear-gradient(145deg, rgba(255, 216, 61, 0.16), rgba(21, 25, 31, 0.95) 48%); }
.hero::after { content: ""; position: absolute; right: -50px; bottom: -70px; width: 280px; height: 140px; border: 3px solid rgba(255, 216, 61, 0.52); border-radius: 50%; transform: rotate(-10deg); box-shadow: 0 0 0 18px rgba(255, 216, 61, 0.05), 0 0 40px rgba(255, 159, 26, 0.18); }
.eyebrow { margin: 0 0 8px; color: var(--yellow); font-size: 0.82rem; font-weight: 800; letter-spacing: 0.1em; text-transform: uppercase; }
h1, h2, h3 { line-height: 1.25; }
h1 { max-width: 780px; margin: 0; font-size: clamp(2.25rem, 7vw, 5rem); letter-spacing: -0.05em; }
.lead { max-width: 710px; margin: 22px 0 0; color: var(--muted); font-size: 1.12rem; }
.button { display: inline-block; margin-top: 28px; padding: 13px 21px; border-radius: 999px; background: var(--yellow); color: #121212; font-weight: 800; text-decoration: none; }
.button:hover, .button:focus-visible { background: var(--orange); }
.grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; margin-top: 22px; }
.card, .document { border: 1px solid var(--line); border-radius: 24px; background: rgba(21, 25, 31, 0.9); }
.card { padding: 26px; }
.card h2 { margin-top: 0; }
.card p:last-child { margin-bottom: 0; }
.document { padding: clamp(26px, 6vw, 56px); }
.document h1 { font-size: clamp(2rem, 6vw, 3.6rem); }
.document h2 { margin-top: 2.25em; }
.document p, .document li { color: var(--muted); }
.notice { margin-top: 28px; padding: 18px 20px; border-left: 4px solid var(--yellow); border-radius: 10px; background: var(--surface-soft); color: var(--muted); }
footer { display: flex; justify-content: space-between; gap: 20px; padding: 28px 0 42px; border-top: 1px solid var(--line); color: var(--muted); font-size: 0.9rem; }
@media (max-width: 680px) {
  header, footer { align-items: flex-start; flex-direction: column; }
  nav { justify-content: flex-start; }
  main { padding-top: 32px; }
  .hero { border-radius: 24px; }
  .grid { grid-template-columns: 1fr; }
}