:root {
  color-scheme: light;
  font-family: Inter, Pretendard, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #172033;
  background: #f3f6fb;
}

* { box-sizing: border-box; }
body { margin: 0; line-height: 1.7; }
a { color: #2456d8; }
.shell { width: min(100% - 32px, 760px); margin: 48px auto; }
.card { background: #fff; border: 1px solid #dce3ef; border-radius: 20px; padding: clamp(24px, 5vw, 48px); box-shadow: 0 16px 44px rgba(35, 55, 90, .08); }
.eyebrow { color: #2456d8; font-weight: 700; letter-spacing: .04em; }
h1, h2 { line-height: 1.3; }
h1 { margin: 6px 0 12px; font-size: clamp(2rem, 6vw, 3rem); }
h2 { margin-top: 2.25rem; font-size: 1.25rem; }
.summary { color: #4d5b73; font-size: 1.05rem; }
.meta, footer { color: #637089; font-size: .92rem; }
nav { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
nav a { display: inline-block; padding: 10px 14px; border: 1px solid #b9c8e8; border-radius: 10px; text-decoration: none; font-weight: 650; }
table { width: 100%; border-collapse: collapse; font-size: .95rem; }
th, td { border: 1px solid #dce3ef; padding: 10px; text-align: left; vertical-align: top; }
th { background: #f7f9fd; }
.notice { padding: 14px 16px; border-left: 4px solid #2456d8; background: #eef3ff; }
footer { margin-top: 32px; }
@media (max-width: 520px) { .shell { width: min(100% - 20px, 760px); margin: 20px auto; } .card { border-radius: 14px; padding: 22px 18px; } table { display: block; overflow-x: auto; } }