:root {
  --indigo: #1F3A5F;
  --indigo-deep: #12233A;
  --saffron: #D4A03A;
  --persimmon: #C97E4A;
  --jade: #2E7D5B;
  --ivory: #FAF4E8;
  --ink: #1F2A3A;
  --muted: #6c7a90;
  --card: #ffffff;
  --shadow: 0 8px 24px rgba(31, 58, 95, 0.10);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo",
               "Noto Sans KR", "Pretendard", "Segoe UI", Roboto, sans-serif;
  background: var(--ivory);
  color: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
.container { max-width: 1080px; margin: 0 auto; padding: 0 24px; }

.hero {
  background: linear-gradient(135deg, var(--indigo) 0%, var(--indigo-deep) 100%);
  color: var(--ivory);
  padding: 56px 0 40px;
  border-bottom: 4px solid var(--saffron);
}
.hero .container { display: flex; flex-direction: column; gap: 20px; }
.brand { display: flex; align-items: center; gap: 16px; }
.logo {
  width: 64px; height: 64px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--saffron), var(--persimmon));
  color: var(--indigo-deep);
  border-radius: 16px;
  font-weight: 800; font-size: 32px;
  box-shadow: var(--shadow);
}
.hero h1 {
  margin: 0; font-size: 32px; font-weight: 800; letter-spacing: -0.5px;
}
.hero h1 .latin {
  font-weight: 500; opacity: 0.85; font-size: 22px; margin-left: 8px;
}
.tagline {
  margin: 4px 0 0; opacity: 0.85;
}
.nav {
  display: flex; flex-wrap: wrap; gap: 8px 16px;
  margin-top: 8px;
}
.nav a {
  color: var(--ivory);
  text-decoration: none;
  opacity: 0.9;
  padding: 6px 10px;
  border-radius: 8px;
  transition: background 0.2s;
}
.nav a:hover { background: rgba(255,255,255,0.12); }

.section { padding: 56px 0; }
.section.alt { background: #fff; border-top: 1px solid #eee5d3; border-bottom: 1px solid #eee5d3; }
.section h2 {
  margin: 0 0 16px; font-size: 26px; letter-spacing: -0.3px;
}
.section h2 .muted { color: var(--muted); font-weight: 400; font-size: 18px; }
.section p { margin: 0 0 12px; max-width: 760px; }
.en { color: var(--muted); font-size: 15px; }

.grid-3 {
  display: grid; gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}
.card {
  background: var(--card);
  padding: 20px;
  border-radius: 16px;
  box-shadow: var(--shadow);
  border: 1px solid #eee5d3;
}
.card h3 { margin: 0 0 8px; font-size: 18px; color: var(--indigo); }

details {
  background: #fff;
  border: 1px solid #eee5d3;
  border-radius: 12px;
  padding: 12px 16px;
  margin: 8px 0;
  box-shadow: 0 2px 6px rgba(31,58,95,0.04);
}
details summary { font-weight: 600; cursor: pointer; outline: none; padding: 4px 0; }
details summary::-webkit-details-marker { color: var(--saffron); }
details[open] summary { color: var(--indigo); }
details p { margin-top: 8px; color: #2c3a52; }

.contact a {
  display: inline-block; padding: 12px 18px;
  background: var(--indigo);
  color: var(--ivory);
  text-decoration: none;
  border-radius: 12px;
  font-weight: 600;
  margin-top: 4px;
}
.contact a:hover { background: var(--indigo-deep); }
.muted { color: var(--muted); }
.small { font-size: 13px; }

footer {
  background: var(--indigo-deep);
  color: var(--ivory);
  padding: 24px 0;
}
footer .container {
  display: flex; flex-wrap: wrap; gap: 12px;
  align-items: center; justify-content: space-between;
}
footer p { margin: 0; opacity: 0.85; }
footer nav { display: flex; gap: 16px; }
footer nav a { color: var(--ivory); opacity: 0.85; text-decoration: none; }
footer nav a:hover { opacity: 1; }

/* Privacy / Terms inner pages */
.doc { padding: 56px 0; max-width: 760px; }
.doc h2 { font-size: 28px; margin-bottom: 8px; }
.doc h3 { font-size: 18px; margin-top: 28px; color: var(--indigo); }
.doc time { color: var(--muted); font-size: 14px; }
.doc p, .doc li { font-size: 15px; }
.doc a { color: var(--indigo); }

@media (max-width: 600px) {
  .hero { padding: 40px 0 28px; }
  .hero h1 { font-size: 26px; }
  .hero h1 .latin { font-size: 18px; }
  .section { padding: 40px 0; }
}