:root {
  --bg: #ffffff;
  --surface: #f5f6f8;
  --text: #16181d;
  --muted: #5d6470;
  --line: #e3e6eb;
  --accent: #2f55f4;
  --accent-text: #ffffff;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1115;
    --surface: #191c22;
    --text: #eceef2;
    --muted: #a2a9b5;
    --line: #2a2e36;
    --accent: #6f8cff;
    --accent-text: #0f1115;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Pretendard", "Segoe UI", Roboto, "Noto Sans KR", sans-serif;
  word-break: keep-all;
  overflow-wrap: anywhere;
}
a { color: var(--accent); }
.wrap { max-width: 760px; margin: 0 auto; padding: 0 20px; }
header.top {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 18px 0; border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); text-decoration: none; font-weight: 700; }
.brand img { width: 32px; height: 32px; border-radius: 8px; }
.lang { display: flex; gap: 4px; }
.lang button {
  font: inherit; font-size: 14px; padding: 4px 10px; border-radius: 999px;
  border: 1px solid var(--line); background: transparent; color: var(--muted); cursor: pointer;
}
.lang button[aria-pressed="true"] { background: var(--text); color: var(--bg); border-color: var(--text); }
main { padding: 36px 0 56px; }
h1 { font-size: 32px; line-height: 1.25; margin: 0 0 12px; letter-spacing: -0.01em; }
h2 { font-size: 20px; margin: 36px 0 10px; }
h3 { font-size: 17px; margin: 24px 0 6px; }
p, li { color: var(--text); }
.muted { color: var(--muted); }
.lead { font-size: 18px; color: var(--muted); margin: 0 0 24px; }
.hero { text-align: center; padding: 24px 0 8px; }
.hero img { width: 112px; height: 112px; border-radius: 26px; box-shadow: 0 8px 28px rgba(0,0,0,.12); }
.hero h1 { margin-top: 20px; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 12px; margin: 28px 0; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 18px; }
.card h3 { margin: 0 0 6px; }
.card p { margin: 0; color: var(--muted); font-size: 15px; }
.btn {
  display: inline-block; padding: 10px 18px; border-radius: 999px; text-decoration: none;
  background: var(--accent); color: var(--accent-text); font-weight: 600;
}
.box { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 16px 20px; margin: 20px 0; }
.box ul { margin: 6px 0; padding-left: 20px; }
table { width: 100%; border-collapse: collapse; font-size: 15px; margin: 12px 0; }
th, td { text-align: left; vertical-align: top; padding: 8px 10px; border-bottom: 1px solid var(--line); }
th { color: var(--muted); font-weight: 600; }
footer { border-top: 1px solid var(--line); padding: 20px 0 40px; font-size: 14px; color: var(--muted); }
footer a { color: var(--muted); }
footer nav { display: flex; flex-wrap: wrap; gap: 16px; margin-bottom: 8px; }
html[data-lang="ko"] [data-l="en"], html[data-lang="en"] [data-l="ko"] { display: none !important; }
@media (max-width: 480px) {
  h1 { font-size: 26px; }
  .lead { font-size: 16px; }
  th, td { padding: 6px; }
}