* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: -apple-system, BlinkMacSystemFont, "Pretendard", sans-serif; line-height: 1.65; color: #1a1a1a; max-width: 720px; margin: 0 auto; padding: 48px 24px; background: #fafafa; }
header { border-bottom: 1px solid #e5e5e5; padding-bottom: 24px; margin-bottom: 8px; }
h1 { font-size: 28px; font-weight: 700; margin-bottom: 6px; }
.sub { color: #555; font-size: 16px; }
.meta { color: #888; font-size: 13px; margin-top: 12px; }
h2 { font-size: 17px; font-weight: 600; margin-top: 28px; margin-bottom: 8px; }
p { margin-bottom: 10px; }
ul { margin-left: 22px; margin-bottom: 10px; }
li { margin-bottom: 5px; }
a { color: #0066cc; }
footer { margin-top: 48px; padding-top: 24px; border-top: 1px solid #e5e5e5; font-size: 13px; color: #666; }
footer a { margin-right: 16px; font-weight: 500; text-decoration: none; }