:root{--brand:#009ade;--brand-ink:#fff;--v0:#2f9e44;--v1:#f08c00;--v2:#009ade;--v3:#5b4bdb;--bg:#fff;--surface:#f4f6f8;--text:#15191e;--muted:#6b7480;--radius:14px;color:var(--text);background:var(--bg);-webkit-text-size-adjust:100%;font-family:Pretendard,system-ui,-apple-system,Apple SD Gothic Neo,Malgun Gothic,sans-serif}@media (prefers-color-scheme:dark){:root{--bg:#0f1216;--surface:#1a1f25;--text:#e8ecf0;--muted:#8d97a3}}*{box-sizing:border-box}html,body,#app{height:100%;margin:0}body{background:var(--bg);overscroll-behavior:none}.page{min-height:100%;padding:24px 16px calc(24px + env(safe-area-inset-bottom))}.btn{border-radius:var(--radius);background:var(--brand);width:100%;color:var(--brand-ink);font:inherit;text-align:center;border:0;padding:16px;font-weight:700;text-decoration:none;display:block}.btn:disabled{opacity:.4}.muted{color:var(--muted)}