*{box-sizing:border-box}body{margin:0;font-family:Arial,sans-serif;background:#f3f4f6}.pagina{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px}.login{width:100%;max-width:390px;padding:35px;background:#fff;border-radius:20px;box-shadow:0 10px 35px #00000012;text-align:center}.logo{background:#111827;color:#fff;width:65px;height:65px;border-radius:18px;margin:0 auto 20px;display:grid;place-items:center;font-size:24px;font-weight:700}h1{margin-bottom:5px;color:#111827}p{color:#6b7280;font-size:13px;letter-spacing:2px}form{margin-top:30px;text-align:left}label{display:block;margin:15px 0 7px;font-weight:700;font-size:14px}input{width:100%;padding:14px;border:1px solid #d1d5db;border-radius:9px;font-size:15px}button{width:100%;margin-top:25px;padding:15px;background:#111827;color:#fff;border:none;border-radius:9px;font-size:16px;cursor:pointer}button:hover{background:#374151}small{display:block;margin-top:30px;color:#9ca3af}