html, body {
    height: 100%;
}

body {
    margin: 0;
    font-family: 'Segoe UI', Arial, Helvetica, sans-serif;
    background: #ffffff;
}

.login-viewport {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 24px;
    box-sizing: border-box;
    background-color:#C0C0C0;
}

.login-card {
    width: 100%;
    max-width: 420px;
    background: #ffffff;
    border: 1px solid #e3e8ee;
    border-radius: 1rem;
    padding: 2.5rem;
    box-shadow: 0 1rem 2.5rem rgba(13, 59, 102, 0.08);
}

.login-card .client-logo {
    display: block;
    margin: 0 auto 1.5rem auto;
}

.login-card .portal-titulo {
    text-align: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: #0d3b66;
    letter-spacing: 0.5px;
    margin-bottom: 0.25rem;
}

.login-card .portal-subtitulo {
    text-align: center;
    font-size: 0.95rem;
    color: #6c757d;
    margin-bottom: 2rem;
}

.login-card .form-label {
    font-weight: 600;
    color: #35495e;
    font-size: 0.9rem;
}

.login-card .input-group-text {
    background: #eef4fa;
    color: #14588f;
    border-right: none;
}

.login-card .form-control {
    border-left: none;
}

.login-card .form-control:focus {
    box-shadow: none;
    border-color: #86b7fe;
}

.login-card .input-group:focus-within {
    box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
    border-radius: 0.375rem;
}

.btn-entrar {
    background: linear-gradient(135deg, #14588f, #0d3b66);
    border: none;
    font-weight: 600;
    padding: 0.65rem 1rem;
}

.btn-entrar:hover {
    background: linear-gradient(135deg, #0d3b66, #0a2c4d);
}

.login-rodape {
    margin-top: 1.5rem;
    text-align: center;
    font-size: 0.8rem;
    color: #6c757d;
}