:root{--verde:#1f6f4a;--texto:#1d2521;--suave:#5b6862;--fundo:#f6f8f6}
*{box-sizing:border-box}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:var(--texto);background:var(--fundo);line-height:1.6}
main{max-width:640px;margin:0 auto;padding:64px 20px 48px;min-height:100vh;display:flex;flex-direction:column;justify-content:center}
h1{font-size:2rem;line-height:1.2;margin:0 0 8px;color:var(--verde)}
.sub{font-size:1.125rem;color:var(--suave);margin:0 0 32px}
.contato{background:#fff;border-radius:12px;padding:24px;box-shadow:0 1px 3px rgba(0,0,0,.08)}
.contato p{margin:0 0 8px}
a.tel{display:inline-block;margin-top:8px;padding:12px 20px;border-radius:8px;background:var(--verde);color:#fff;text-decoration:none;font-weight:600}
a.tel:focus-visible{outline:3px solid #9fd3b8;outline-offset:2px}
footer{margin-top:32px;font-size:.875rem;color:var(--suave)}