:root { --navy: #1E3A5F; --navy-900: #0B1828; --navy-50: #EEF3F9; --green: #2BB673; --ink: #1A2230; --muted: #5B6676; --line: #E3E8EF; }
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: "Pretendard", -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;
  color: var(--ink); background: #F6F8FB; line-height: 1.75; word-break: keep-all;
}
a { color: var(--navy); }
header { background: #fff; border-bottom: 1px solid var(--line); }
header::before { content: ""; display: block; height: 4px; background: linear-gradient(90deg, var(--navy), #2F5B8A, var(--green)); }
.bar { max-width: 860px; margin: 0 auto; padding: 14px 20px; display: flex; justify-content: space-between; align-items: center; }
.logo { display: flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 800; color: var(--navy); font-size: 17px; }
.logo svg { width: 32px; height: 32px; }
.bar nav { display: flex; gap: 16px; font-size: 14px; }
.bar nav a { color: var(--muted); text-decoration: none; }
.bar nav a[aria-current] { color: var(--navy); font-weight: 700; }
main { max-width: 860px; margin: 32px auto 64px; padding: 40px; background: #fff; border-radius: 16px; border: 1px solid var(--line); }
h1 { font-size: 28px; color: var(--navy-900); letter-spacing: -.02em; }
.meta { margin-top: 6px; color: var(--muted); font-size: 14px; }
.intro { margin-top: 24px; padding: 16px 18px; background: var(--navy-50); border-radius: 12px; font-size: 15px; }
h2 { margin-top: 36px; font-size: 18px; color: var(--navy-900); }
p, li { margin-top: 10px; font-size: 15px; }
ol, ul { padding-left: 22px; }
table { width: 100%; border-collapse: collapse; margin-top: 14px; font-size: 14px; }
th, td { border: 1px solid var(--line); padding: 10px 12px; text-align: left; vertical-align: top; }
th { background: var(--navy-50); width: 28%; }
.ph { background: #FFF4D6; color: #8A5A00; padding: 0 4px; border-radius: 4px; font-weight: 600; }
footer { text-align: center; font-size: 13px; color: var(--muted); padding-bottom: 40px; }
@media (max-width: 640px) {
  main { margin: 0; border-radius: 0; border: 0; padding: 28px 20px; }
  .bar nav { display: none; }
  h1 { font-size: 24px; }
}