:root{--fundo:#fff;--texto:#18181b;--suave:#71717a;--borda:#e4e4e7;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial;--fundo:#09090b;--texto:#fafafa;--suave:#a1a1aa;--borda:#27272a}}*{box-sizing:border-box}body{background:var(--fundo);color:var(--texto);margin:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,sans-serif;line-height:1.6}main{max-width:44rem;margin:0 auto;padding:3rem 1.5rem}h1{letter-spacing:-.02em;margin:0 0 .5rem;font-size:1.75rem}p{color:var(--suave);margin:0 0 1rem}.metrica{font-variant-numeric:tabular-nums}.cartao{border:1px solid var(--borda);border-radius:.75rem;margin-bottom:1rem;padding:1.25rem}form.cartao{flex-direction:column;gap:.35rem;max-width:22rem;display:flex}label{font-size:.875rem;font-weight:500}input{border:1px solid var(--borda);background:var(--fundo);color:var(--texto);font:inherit;border-radius:.5rem;margin-bottom:.5rem;padding:.55rem .7rem}button{border:1px solid var(--borda);background:var(--texto);color:var(--fundo);font:inherit;cursor:pointer;border-radius:.5rem;padding:.55rem 1rem;font-weight:500}button:disabled{opacity:.6;cursor:progress}.erro{color:#dc2626;margin:0 0 .5rem}@media (prefers-color-scheme:dark){.erro{color:#f87171}}a{color:inherit}