:root {
  color-scheme: dark;
  --ink: #081025;
  --ink-soft: #111c3e;
  --paper: #f7f2e8;
  --muted: rgba(247, 242, 232, 0.64);
  --line: rgba(247, 242, 232, 0.12);
  --blue: #56a8ff;
  --coral: #ff756d;
  --mint: #75e2b8;
}

* { box-sizing: border-box; }

html { background: var(--ink); }

body {
  margin: 0;
  color: var(--paper);
  background:
    radial-gradient(circle at 85% 6%, rgba(86, 168, 255, 0.19), transparent 29rem),
    radial-gradient(circle at 8% 88%, rgba(255, 117, 109, 0.16), transparent 27rem),
    linear-gradient(150deg, var(--ink), #070d20 54%, var(--ink-soft));
  font-family: -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Noto Sans KR", sans-serif;
  line-height: 1.65;
  min-height: 100vh;
}

main {
  width: min(100% - 36px, 940px);
  margin: 0 auto;
  padding: 72px 0 40px;
}

a { color: var(--mint); }

.hero {
  position: relative;
  padding: 38px 0 92px;
}

.hero.compact { padding-bottom: 48px; }

.wordmark {
  position: relative;
  width: 94px;
  height: 94px;
  margin-bottom: 30px;
  border: 1px solid rgba(247, 242, 232, 0.2);
  border-radius: 28px;
  background: rgba(247, 242, 232, 0.07);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.26);
}

.glyph {
  position: absolute;
  font-size: 44px;
  font-weight: 900;
  line-height: 1;
}

.glyph-one { left: 17px; top: 18px; color: rgba(247, 242, 232, 0.84); transform: rotate(-8deg); }
.glyph-two { right: 14px; bottom: 14px; color: rgba(255, 117, 109, 0.82); transform: rotate(8deg); }

.eyebrow,
.section-label {
  margin: 0 0 12px;
  color: var(--blue);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: clamp(46px, 9vw, 84px);
  line-height: 1.04;
  letter-spacing: -0.055em;
}

.compact h1 { font-size: clamp(42px, 8vw, 68px); }

.lede {
  max-width: 650px;
  margin: 26px 0 0;
  color: var(--muted);
  font-size: clamp(17px, 3vw, 21px);
}

section {
  margin-bottom: 72px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

article,
.faq,
.summary,
.policy,
.contact {
  border: 1px solid var(--line);
  border-radius: 26px;
  background: rgba(247, 242, 232, 0.055);
  backdrop-filter: blur(18px);
}

article { padding: 26px; }

.number {
  color: var(--coral);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.14em;
}

h2 {
  margin: 9px 0 8px;
  font-size: 23px;
  line-height: 1.3;
}

p { margin: 0; color: var(--muted); }

.faq { overflow: hidden; }

details { padding: 20px 24px; border-bottom: 1px solid var(--line); }
details:last-child { border-bottom: 0; }
summary { cursor: pointer; font-weight: 800; }
details p { margin-top: 12px; }

.contact { padding: 34px; }
.contact h2 { font-size: clamp(27px, 5vw, 40px); }

.button {
  display: inline-block;
  margin-top: 24px;
  padding: 13px 20px;
  border-radius: 999px;
  color: #081025;
  background: linear-gradient(100deg, var(--mint), var(--blue));
  font-weight: 900;
  text-decoration: none;
}

.summary,
.policy { padding: 30px; }
.summary strong { color: var(--mint); }
.summary p { margin-top: 8px; }
.policy h2 { margin-top: 34px; }
.policy h2:first-child { margin-top: 0; }

footer {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding-top: 26px;
  border-top: 1px solid var(--line);
  color: rgba(247, 242, 232, 0.42);
  font-size: 13px;
}

@media (max-width: 680px) {
  main { padding-top: 40px; }
  .hero { padding-bottom: 64px; }
  .grid { grid-template-columns: 1fr; }
  article, .summary, .policy, .contact { padding: 22px; }
  footer { flex-direction: column; }
}