:root {
  --ink: #172033;
  --accent: #ffc42e;
  --bg: #eef1f6;
  --muted: #5b6475;
  --line: #dde2ea;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Noto Sans KR", "Malgun Gothic", sans-serif;
  line-height: 1.75;
  -webkit-text-size-adjust: 100%;
}
header {
  background: var(--ink);
  color: #fff;
  padding: 20px 16px;
}
header a { color: #fff; text-decoration: none; display: inline-flex; align-items: center; gap: 10px; }
header img { width: 36px; height: 36px; border-radius: 9px; }
.brand { font-family: "Do Hyeon", sans-serif; font-size: 28px; letter-spacing: 0; }
main { max-width: 760px; margin: 0 auto; padding: 32px 16px 64px; }
h1 { font-family: "Do Hyeon", sans-serif; font-weight: 400; font-size: 36px; line-height: 1.2; margin: 0 0 8px; }
h2 { font-size: 19px; margin: 36px 0 8px; }
p, li { font-size: 16px; }
.meta { color: var(--muted); margin: 0 0 24px; }
.card { background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 20px 22px; margin: 16px 0; }
.note { background: #fff3cf; border-radius: 14px; padding: 14px 18px; }
table { width: 100%; border-collapse: collapse; background: #fff; border-radius: 14px; overflow: hidden; font-size: 15px; }
th, td { border-bottom: 1px solid var(--line); padding: 10px 12px; text-align: left; vertical-align: top; }
th { background: #e4e8f0; }
.table-wrap { overflow-x: auto; }
a { color: var(--ink); }
footer { color: var(--muted); font-size: 14px; text-align: center; padding: 24px 16px 40px; }
.links { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 24px; }
.button { display: inline-block; background: var(--ink); color: #fff; border-radius: 14px; padding: 12px 18px; text-decoration: none; font-weight: 700; }
.button.secondary { background: #fff; color: var(--ink); border: 1px solid var(--line); }
ol li { margin-bottom: 6px; }