:root {
  color-scheme: dark;
  --ink: #eef9f8;
  --muted: #a7c4c2;
  --navy: #020d17;
  --teal: #06363c;
  --teal-soft: #0d5a62;
  --gold: #e8c778;
  --line: rgba(232, 199, 120, 0.32);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background:
    radial-gradient(circle at 18% 8%, rgba(24, 122, 132, 0.28), transparent 28rem),
    radial-gradient(circle at 86% 25%, rgba(50, 78, 150, 0.18), transparent 32rem),
    linear-gradient(180deg, #020a12 0%, #041922 55%, #020b12 100%);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Noto Sans KR", sans-serif;
  line-height: 1.65;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.36;
  background-image:
    radial-gradient(circle, rgba(255,255,255,.68) 0 1px, transparent 1.4px),
    radial-gradient(circle, rgba(232,199,120,.55) 0 1px, transparent 1.3px);
  background-position: 0 0, 41px 67px;
  background-size: 123px 137px, 179px 193px;
}

a { color: inherit; }
.page-shell { position: relative; width: min(1120px, calc(100% - 40px)); margin: 0 auto; }
.top-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 82px;
  border-bottom: 1px solid var(--line);
}
.brand { color: var(--gold); font-weight: 800; letter-spacing: .18em; text-decoration: none; }
.nav-links { display: flex; gap: 22px; }
.nav-links a { color: var(--muted); font-size: 14px; text-decoration: none; }
.nav-links a:hover { color: var(--ink); }

.hero { padding: 108px 0 92px; text-align: center; }
.eyebrow { color: var(--gold); font-size: 12px; font-weight: 800; letter-spacing: .22em; }
.hero h1 {
  margin: 20px 0 30px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(64px, 12vw, 132px);
  line-height: .72;
  letter-spacing: -.055em;
  color: #fff7df;
  text-shadow: 0 0 28px rgba(232,199,120,.16);
}
.hero h1 span { color: var(--gold); font-size: .58em; letter-spacing: .02em; }
.lead { margin: 0 auto 12px; max-width: 720px; font-size: clamp(21px, 3vw, 31px); font-weight: 700; }
.en { color: var(--muted); }
.hero .en { max-width: 710px; font-size: 16px; font-weight: 400; }
.status-card {
  display: grid;
  gap: 6px;
  max-width: 720px;
  margin: 38px auto 0;
  padding: 18px 22px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(4, 34, 42, .72);
}
.status-card strong { color: var(--gold); }
.status-card span { color: var(--muted); font-size: 14px; }

.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.feature-grid article, .notice, .contact-card, .support-links {
  border: 1px solid rgba(126, 195, 194, .20);
  border-radius: 20px;
  background: linear-gradient(155deg, rgba(7, 55, 61, .78), rgba(3, 22, 30, .86));
}
.feature-grid article { min-height: 330px; padding: 34px; }
.feature-number { color: var(--gold); font-size: 12px; font-weight: 800; letter-spacing: .18em; }
h2 { margin: 18px 0 14px; font-size: 23px; }
.feature-grid p, .notice p, .contact-card p { color: #c9dcda; }
.feature-grid .en, .notice .en, .contact-card .en { color: #8faaa8; font-size: 14px; }

.notice { margin-top: 18px; padding: 34px; }
.notice h2 { color: var(--gold); margin-top: 0; }
.link-panel { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin: 48px 0; }
.link-panel a {
  display: grid;
  gap: 4px;
  min-height: 104px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 14px;
  text-decoration: none;
  background: rgba(3, 28, 36, .78);
}
.link-panel a:hover { border-color: var(--gold); transform: translateY(-2px); }
.link-panel span { color: var(--muted); font-size: 13px; }

.support-page { max-width: 860px; }
.support-header { padding: 84px 0 34px; }
.support-header h1 { margin: 6px 0 16px; font-size: clamp(42px, 8vw, 74px); }
.support-header p { max-width: 700px; color: #c9dcda; }
.support-header .en { color: var(--muted); }
.contact-card, .support-links { margin-top: 20px; padding: 34px; }
.contact-card h2, .support-links h2 { margin-top: 0; color: var(--gold); }
.email-button {
  display: inline-block;
  margin: 4px 0 20px;
  padding: 13px 18px;
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--ink);
  text-decoration: none;
  background: rgba(232,199,120,.09);
}
.support-links ul { margin: 0; padding-left: 20px; }
.support-links li { margin: 10px 0; color: #c9dcda; }

footer { margin-top: 56px; padding: 34px 0 48px; border-top: 1px solid var(--line); color: var(--muted); font-size: 13px; text-align: center; }
footer p { margin: 5px 0; }
footer a { color: var(--gold); }
.business { margin-top: 18px; padding-top: 18px; border-top: 1px solid rgba(126,195,194,.14); line-height: 1.8; }

@media (max-width: 780px) {
  .page-shell { width: min(100% - 24px, 680px); }
  .top-nav { align-items: flex-start; gap: 14px; padding: 20px 0; }
  .nav-links { flex-direction: column; align-items: flex-end; gap: 5px; }
  .hero { padding: 76px 0 58px; }
  .feature-grid, .link-panel { grid-template-columns: 1fr; }
  .feature-grid article { min-height: 0; }
}