:root {
  --bg: #ffffff;
  --fg: #1a1a2e;
  --muted: #6b6478;
  --border: #e6e4ee;
  --accent: #7b2ff7;
  --card: #faf9fd;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue",
    "Apple SD Gothic Neo", "Noto Sans KR", sans-serif;
  line-height: 1.75;
  font-size: 16px;
}
.wrap { max-width: 760px; margin: 0 auto; padding: 32px 20px 80px; }
header.site {
  display: flex; flex-wrap: wrap; gap: 12px;
  align-items: center; justify-content: space-between;
  padding-bottom: 20px; margin-bottom: 28px;
  border-bottom: 1px solid var(--border);
}
.brand { font-weight: 800; letter-spacing: 2px; font-size: 18px; }
nav a {
  color: var(--muted); text-decoration: none; font-size: 14px; margin-left: 16px;
}
nav a:hover { color: var(--accent); }
nav a.active { color: var(--fg); font-weight: 700; }
h1 { font-size: 26px; margin: 0 0 6px; letter-spacing: -0.3px; }
.meta { color: var(--muted); font-size: 13px; margin-bottom: 28px; }
h2 { font-size: 18px; margin: 32px 0 8px; }
p, li { color: #2b2b40; }
ul { padding-left: 20px; }
li { margin-bottom: 6px; }
a { color: var(--accent); }
.card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 12px; padding: 16px 18px; margin-top: 8px;
}
footer {
  margin-top: 48px; padding-top: 20px; border-top: 1px solid var(--border);
  color: var(--muted); font-size: 13px;
}
.lang { font-size: 13px; }
@media (prefers-color-scheme: dark) {
  :root { --bg:#0f0e17; --fg:#e8e6f0; --border:#26243a; --card:#17162280; --muted:#9a92ad; }
  p, li { color: #cfccdd; }
}