:root {
  color-scheme: light;
  --paper: #faf7f2;
  --ink: #272822;
  --muted: #62655c;
  --line: #deded1;
  --accent: #bc4748;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans KR", "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;
  color: var(--ink);
  background: var(--paper);
  font-synthesis: none;
}
* { box-sizing: border-box; }
body { margin: 0; line-height: 1.65; word-break: keep-all; }
a { color: inherit; text-underline-offset: 5px; }
a:focus-visible { outline: 3px solid var(--accent); outline-offset: 6px; }
.wrap { max-width: 1064px; margin-inline: auto; padding-inline: 40px; }
.site-header { min-height: 112px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: flex; align-items: baseline; gap: 12px; text-decoration: none; font-size: 24px; font-weight: 800; letter-spacing: -1px; }
.brand span { font-size: 11px; letter-spacing: 2px; font-weight: 600; }
.nav-link { font-size: 14px; text-decoration: none; padding-block: 12px; }
.nav-link span { margin-left: 8px; }
.intro { padding-block: 76px 58px; }
.eyebrow { margin: 0 0 18px; font-size: 11px; font-weight: 700; letter-spacing: 2px; color: var(--muted); }
h1, h2, p { margin-top: 0; }
h1 { margin-bottom: 22px; font-size: clamp(34px, 5.3vw, 60px); letter-spacing: -3px; line-height: 1.25; font-weight: 750; }
.intro-copy { margin-bottom: 0; font-size: 17px; line-height: 1.9; color: var(--muted); }
.app-card { background: #eeeee3; border: 1px solid #e2e3d6; border-radius: 24px; padding: 42px; display: flex; align-items: center; gap: 40px; }
.app-symbol { flex: 0 0 132px; height: 132px; display: grid; place-content: center; border-radius: 30px; background: #ea5e5f; color: #fff; font-size: 28px; font-weight: 800; letter-spacing: -1px; line-height: 1.22; text-align: center; }
.app-info .eyebrow { margin-bottom: 8px; }
h2 { font-size: 28px; line-height: 1.4; letter-spacing: -1px; margin-bottom: 12px; }
.app-info p:not(.eyebrow) { color: var(--muted); font-size: 15px; margin-bottom: 22px; }
.button { min-height: 48px; display: inline-flex; align-items: center; justify-content: space-between; gap: 26px; padding: 12px 20px; border-radius: 10px; background: var(--ink); color: #fff; text-decoration: none; font-size: 14px; font-weight: 600; }
.button:hover { background: #45483b; }
.support { padding-block: 66px; display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.support h2 { font-size: 25px; }
.support p:not(.eyebrow) { color: var(--muted); font-size: 14px; }
.contact { border-left: 1px solid var(--line); padding-left: 34px; align-self: center; min-width: 0; }
.contact-label { display: block; font-size: 12px; color: var(--muted); margin-bottom: 7px; }
.email { font-size: 20px; font-weight: 600; overflow-wrap: anywhere; }
.contact .note { margin-block: 16px 0; font-size: 12px; line-height: 1.85; }
.site-footer { border-top: 1px solid var(--line); padding-block: 24px 32px; display: flex; justify-content: space-between; gap: 16px; font-size: 12px; color: var(--muted); }
.skip-link { position: absolute; top: -100px; left: 16px; background: var(--ink); color: #fff; padding: 10px 16px; z-index: 2; }
.skip-link:focus { top: 12px; }
.not-found { min-height: 60vh; padding-block: 100px; }
@media (max-width: 640px) {
  .wrap { padding-inline: 24px; }
  .site-header { min-height: 88px; }
  .intro { padding-block: 44px 36px; }
  h1 { letter-spacing: -1.8px; }
  .intro-copy { font-size: 15px; }
  .app-card { padding: 28px; gap: 24px; align-items: flex-start; flex-direction: column; }
  .app-symbol { flex-basis: auto; width: 84px; height: 84px; border-radius: 21px; font-size: 21px; }
  .app-info p:not(.eyebrow) { font-size: 14px; }
  .support { padding-block: 44px; grid-template-columns: 1fr; gap: 12px; }
  .contact { border-left: 0; border-top: 1px solid var(--line); padding: 24px 0 0; }
  .email { font-size: 19px; }
  .site-footer { font-size: 11px; }
}