:root {
  --bg: #fafaf9;
  --fg: #1c1917;
  --muted: #57534e;
  --line: #e7e5e4;
  --card: #ffffff;
  --accent: #dc2626;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0c0a09;
    --fg: #f5f5f4;
    --muted: #a8a29e;
    --line: #292524;
    --card: #1c1917;
    --accent: #f87171;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: "Pretendard", "Apple SD Gothic Neo", "Noto Sans KR", system-ui, sans-serif;
  line-height: 1.7;
  word-break: keep-all;
  overflow-wrap: anywhere;
}
.wrap { max-width: 760px; margin: 0 auto; padding: 0 16px; }
header { border-bottom: 1px solid var(--line); }
header .wrap { display: flex; align-items: center; justify-content: space-between; height: 60px; gap: 12px; }
.logo { font-weight: 800; color: var(--fg); text-decoration: none; }
.logo span { color: var(--accent); }
nav a { color: var(--muted); text-decoration: none; margin-left: 16px; font-size: 14px; }
nav a:hover { color: var(--fg); }
main { padding: 40px 0 64px; }
h1 { font-size: 30px; line-height: 1.3; margin: 0 0 12px; }
h2 { font-size: 20px; margin: 36px 0 8px; }
h3 { font-size: 16px; margin: 24px 0 4px; }
p, li { color: var(--muted); }
a { color: var(--accent); }
.lead { font-size: 17px; }
.btn {
  display: inline-block; margin-top: 16px; padding: 10px 18px; border-radius: 8px;
  background: var(--accent); color: #fff; text-decoration: none; font-weight: 700;
}
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; padding: 0; list-style: none; }
.card {
  display: block; height: 100%; background: var(--card); border: 1px solid var(--line); border-radius: 10px;
  padding: 14px; text-decoration: none; color: var(--fg);
}
.card:hover { border-color: var(--accent); }
.card small { display: block; color: var(--muted); margin-top: 6px; font-size: 12px; }
.empty { color: var(--muted); }
.updated { font-size: 13px; }
hr { border: 0; border-top: 1px solid var(--line); margin: 40px 0; }
footer { border-top: 1px solid var(--line); padding: 24px 0; font-size: 13px; color: var(--muted); }
footer a { color: var(--muted); margin-right: 12px; }