:root {
  --ink: #151515;
  --navy: #17324d;
  --navy-2: #214d72;
  --paper: #f7f1e6;
  --paper-2: #fffaf1;
  --gold: #b88a32;
  --red: #a63f36;
  --muted: #6d675f;
  --line: #d8cdb9;
  --white: #ffffff;
  --shadow: 0 12px 40px rgba(23, 50, 77, .10);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans KR", Arial, sans-serif;
  background:
    radial-gradient(circle at 10% 10%, rgba(184,138,50,.07), transparent 28%),
    radial-gradient(circle at 90% 20%, rgba(166,63,54,.05), transparent 22%),
    linear-gradient(180deg, #fffdf8 0%, var(--paper) 100%);
  line-height: 1.65;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; }
.container { width: min(1120px, calc(100% - 40px)); margin: 0 auto; }
.topbar {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,250,241,.92);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(184,138,50,.22);
}
.nav { min-height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: flex; align-items: center; gap: 12px; font-weight: 900; letter-spacing: -.03em; font-size: 24px; }
.brand-mark {
  width: 42px; height: 42px; border-radius: 12px;
  background: linear-gradient(145deg, var(--navy), #0f1d2a);
  position: relative; box-shadow: 0 8px 18px rgba(23,50,77,.18);
}
.brand-mark::before, .brand-mark::after {
  content: ""; position: absolute; border-radius: 3px;
  background: var(--gold);
}
.brand-mark::before { width: 22px; height: 5px; left: 10px; top: 12px; transform: rotate(-24deg); }
.brand-mark::after { width: 5px; height: 20px; left: 20px; top: 17px; transform: rotate(-24deg); }
.navlinks { display: flex; gap: 22px; align-items: center; font-size: 14px; color: #4b4a47; }
.navlinks a:hover { color: var(--navy); }
.nav-cta { padding: 10px 14px; border: 1px solid var(--navy); border-radius: 999px; color: var(--navy); font-weight: 700; }
.hero { padding: 88px 0 64px; }
.hero-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 54px; align-items: center; }
.kicker { color: var(--red); font-weight: 800; font-size: 14px; letter-spacing: .08em; }
h1 { margin: 12px 0 18px; font-size: clamp(44px, 7vw, 78px); line-height: 1.03; letter-spacing: -.06em; }
.hero p { max-width: 670px; font-size: 19px; color: #4e4a43; margin: 0 0 28px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 20px; border-radius: 12px; font-weight: 800; border: 1px solid transparent; }
.btn-primary { background: var(--navy); color: var(--white); }
.btn-secondary { border-color: var(--line); background: rgba(255,255,255,.72); }
.hero-card {
  position: relative; border: 1px solid rgba(184,138,50,.35); border-radius: 24px;
  background: linear-gradient(180deg, rgba(255,255,255,.92), rgba(247,241,230,.92));
  box-shadow: var(--shadow); padding: 32px; overflow: hidden;
}
.hero-card::before { content: ""; position: absolute; width: 190px; height: 190px; border: 1px solid rgba(184,138,50,.26); border-radius: 50%; right: -70px; top: -70px; }
.hero-card::after { content: "낙찰"; position: absolute; right: 24px; bottom: 18px; color: rgba(166,63,54,.12); font-size: 64px; font-weight: 900; transform: rotate(-7deg); }
.stat { display: grid; gap: 8px; margin-bottom: 22px; position: relative; z-index: 1; }
.stat strong { font-size: 34px; letter-spacing: -.04em; color: var(--navy); }
.stat span { color: var(--muted); font-size: 14px; }
.notice { font-size: 13px; color: var(--muted); position: relative; z-index: 1; }
.section { padding: 76px 0; }
.section-title { margin-bottom: 30px; }
.section-title h2 { margin: 0 0 10px; font-size: 34px; letter-spacing: -.04em; }
.section-title p { margin: 0; color: var(--muted); }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card { background: rgba(255,255,255,.74); border: 1px solid var(--line); border-radius: 18px; padding: 24px; box-shadow: 0 8px 28px rgba(23,50,77,.05); }
.card .num { color: var(--gold); font-weight: 900; font-size: 13px; letter-spacing: .08em; }
.card h3 { margin: 8px 0 10px; font-size: 20px; }
.card p { margin: 0; color: var(--muted); font-size: 14px; }
.support-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.support-box { padding: 24px; border-radius: 18px; color: var(--white); background: linear-gradient(145deg, var(--navy), #0f2234); min-height: 180px; }
.support-box:nth-child(2) { background: linear-gradient(145deg, #5a4d37, #2f2a23); }
.support-box:nth-child(3) { background: linear-gradient(145deg, #7b332e, #4a1f1c); }
.support-box small { opacity: .7; }
.support-box h3 { font-size: 22px; margin: 8px 0 12px; }
.support-box p { opacity: .85; margin: 0 0 18px; font-size: 14px; }
.support-box a { font-weight: 800; text-decoration: underline; text-underline-offset: 4px; }
.info-table { border: 1px solid var(--line); border-radius: 18px; overflow: hidden; background: rgba(255,255,255,.72); }
.info-row { display: grid; grid-template-columns: 180px 1fr; border-bottom: 1px solid var(--line); }
.info-row:last-child { border-bottom: 0; }
.info-row div { padding: 16px 18px; }
.info-row div:first-child { background: rgba(184,138,50,.08); font-weight: 800; }
.badge { display: inline-block; padding: 5px 9px; border-radius: 999px; background: rgba(166,63,54,.10); color: var(--red); font-weight: 800; font-size: 12px; }
footer { border-top: 1px solid var(--line); padding: 36px 0 50px; color: #5f5a51; font-size: 13px; }
.footer-grid { display: grid; grid-template-columns: 1fr auto; gap: 24px; align-items: start; }
.footer-links { display: flex; flex-wrap: wrap; gap: 14px; }
.legal-wrap { padding: 60px 0 90px; }
.legal { background: rgba(255,255,255,.78); border: 1px solid var(--line); border-radius: 20px; padding: clamp(24px, 5vw, 48px); box-shadow: var(--shadow); }
.legal h1 { font-size: 42px; }
.legal h2 { font-size: 22px; margin-top: 34px; }
.legal p, .legal li { color: #4f4a43; }
.legal ul { padding-left: 20px; }
.alert { padding: 16px 18px; border-radius: 14px; border: 1px solid #e6c8a0; background: #fff7ea; color: #6f5127; margin: 20px 0; }
.faq { display: grid; gap: 12px; }
details { border: 1px solid var(--line); border-radius: 14px; background: rgba(255,255,255,.72); padding: 0 18px; }
summary { cursor: pointer; font-weight: 800; padding: 16px 0; }
details p { margin: 0 0 16px; color: var(--muted); }
@media (max-width: 860px) {
  .navlinks { display: none; }
  .hero-grid, .cards, .support-grid { grid-template-columns: 1fr; }
  .hero { padding-top: 56px; }
  .hero-card { order: -1; }
  .info-row { grid-template-columns: 1fr; }
  .info-row div:first-child { padding-bottom: 8px; }
  .info-row div:last-child { padding-top: 8px; }
  .footer-grid { grid-template-columns: 1fr; }
}