:root{font-family:system-ui,-apple-system,'Segoe UI',Arial,sans-serif;color:#1e293b;background:#f3f6f8;font-size:16px}*{box-sizing:border-box}body{margin:0}.brand{font-weight:800;color:#194e21;font-size:21px}.brand span{color:#2e8b57}.login-card{max-width:430px;margin:8vh auto;background:#fff;padding:30px;border-radius:14px;box-shadow:0 8px 35px #11223316}.login-card h1{font-size:23px}label{display:block;font-weight:650;font-size:14px;margin:16px 0 4px}input{display:block;width:100%;height:43px;border:1px solid #cbd5e1;border-radius:8px;padding:10px;margin-top:6px;font:inherit}button,.btn{background:#194e21;border:0;border-radius:8px;color:white;padding:12px 18px;font-weight:700;font:inherit;cursor:pointer;text-decoration:none;display:inline-block}form>button{width:100%;margin-top:18px}.muted{color:#64748b}.erro{color:#991b1b;background:#fee2e2;border-radius:8px;padding:12px}.ok{color:#166534;background:#dcfce7;padding:12px;border-radius:8px}.topo{display:flex;align-items:center;justify-content:space-between;background:#fff;padding:16px max(22px,5vw);box-shadow:0 2px 8px #0001}.sair{background:#475569}.container{max-width:1100px;margin:34px auto;padding:0 20px}.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:14px}.card{background:#fff;border:1px solid #e2e8f0;border-radius:12px;padding:18px}.card h2{font-size:18px;margin-top:0}.card small{color:#64748b}@media(max-width:480px){.login-card{margin:25px 14px;padding:22px}.topo{gap:10px}.brand{font-size:17px}}