:root {
  --bg: #f6f9ee;
  --card: #ffffff;
  --text: #1c2a17;
  --muted: #56644f;
  --line: #dde6d2;
  --accent: #3f7d20;
  --accent-soft: #e3f3cf;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #11150e;
    --card: #1a2016;
    --text: #e3ead9;
    --muted: #a7b39c;
    --line: #2f3a28;
    --accent: #a6dc7c;
    --accent-soft: #26341c;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Pretendard", "Apple SD Gothic Neo", "Noto Sans KR", "Hiragino Sans",
    "Noto Sans JP", system-ui, sans-serif;
  line-height: 1.7;
  -webkit-text-size-adjust: 100%;
}
main { max-width: 720px; margin: 0 auto; padding: 40px 16px 64px; }
header { display: flex; align-items: center; gap: 16px; margin-bottom: 28px; }
header img { width: 72px; height: 72px; border-radius: 18px; }
h1 { font-size: 1.6rem; margin: 0; letter-spacing: -0.02em; }
.sub { margin: 2px 0 0; color: var(--muted); font-size: 0.95rem; }
nav.lang { display: flex; gap: 8px; flex-wrap: wrap; margin: 0 0 20px; }
nav.lang a {
  padding: 6px 14px; border-radius: 999px; border: 1px solid var(--line);
  background: var(--card); color: var(--text); text-decoration: none; font-size: 0.9rem;
}
section {
  background: var(--card); border: 1px solid var(--line); border-radius: 20px;
  padding: 20px 22px; margin-bottom: 16px;
}
h2 { font-size: 1.1rem; margin: 0 0 8px; }
ul { padding-left: 1.2em; margin: 8px 0; }
a { color: var(--accent); }
.credit {
  display: inline-block; font-weight: 700; background: var(--accent-soft);
  padding: 2px 10px; border-radius: 8px;
}
.btn {
  display: inline-block; margin-top: 4px; padding: 10px 18px; border-radius: 999px;
  background: var(--accent); color: var(--bg); text-decoration: none; font-weight: 700;
}
footer { color: var(--muted); font-size: 0.85rem; text-align: center; margin-top: 28px; }
.meta { color: var(--muted); font-size: 0.9rem; }