:root{--radius:12px}.card{border-radius:var(--radius)}button{cursor:pointer}button:disabled{opacity:.6;cursor:not-allowed}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Helvetica Neue,Arial,Noto Sans,sans-serif}html,body,#root{overflow-x:hidden;max-width:100vw}.app-grid{display:grid;grid-template-areas:"header" "main" "footer";grid-template-columns:1fr;grid-template-rows:auto 1fr auto;min-height:100vh;overflow-x:hidden;max-width:100vw}.app-main{grid-area:main;padding:0;overflow-x:hidden;max-width:100vw}@media (max-width: 768px){.app-grid{grid-template-areas:"header" "main" "footer";grid-template-columns:1fr}.app-main{padding:0}}