:root {
  color-scheme: light;
  --ink: #11182a;
  --muted: #667085;
  --line: #e4e8f1;
  --surface: #ffffff;
  --canvas: #f6f8fc;
  --blue: #2447d8;
  --blue-soft: #eef2ff;
  font-family: -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Noto Sans KR", sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--canvas); color: var(--ink); line-height: 1.65; }
a { color: var(--blue); }
.page { width: min(100% - 40px, 760px); margin: 0 auto; }
.landing { min-height: 100vh; display: grid; place-content: center; justify-items: center; text-align: center; padding: 72px 0; }
.document { background: var(--surface); min-height: 100vh; padding: 56px clamp(24px, 7vw, 72px) 80px; box-shadow: 0 0 0 1px var(--line); }
h1 { margin: 8px 0 14px; font-size: clamp(32px, 6vw, 52px); line-height: 1.2; letter-spacing: -.04em; }
.document h1 { font-size: clamp(30px, 5vw, 42px); }
h2 { margin: 38px 0 8px; font-size: 20px; line-height: 1.4; }
p, li { font-size: 16px; }
ul { padding-left: 22px; }
.eyebrow { margin: 22px 0 0; font-weight: 800; letter-spacing: .28em; }
.lead { color: var(--muted); font-size: 18px; }
.muted { color: var(--muted); }
.back { display: inline-block; margin-bottom: 18px; font-weight: 750; text-decoration: none; }
.links { display: flex; gap: 20px; flex-wrap: wrap; justify-content: center; margin-top: 34px; }
.links.left { justify-content: flex-start; }
.links a { font-weight: 700; text-underline-offset: 4px; }
.brand-mark { display: block; width: 88px; height: 88px; }
.support-card { margin-top: 28px; padding: 24px; border: 1px solid var(--line); border-radius: 20px; background: var(--blue-soft); }
.support-card h2 { margin-top: 0; }
.button { display: inline-block; padding: 12px 18px; border-radius: 12px; color: #fff; background: var(--blue); text-decoration: none; font-weight: 750; }
@media (max-width: 560px) {
  .page { width: 100%; }
  .document { box-shadow: none; }
}