.auth-page {
    min-height: calc(100vh - 80px);
    display: grid;
    place-items: center;
}

.auth-card {
    width: 100%;
    max-width: 420px;
    background: #151518;
    border: 1px solid #2b2b31;
    border-radius: 14px;
    padding: 2rem;
    box-shadow: 0 14px 32px rgba(0, 0, 0, 0.35);
}

.auth-card h1 {
    margin-top: 0;
    margin-bottom: 1.25rem;
}

.auth-error {
    margin-bottom: 1rem;
    padding: 0.8rem 1rem;
    border-radius: 10px;
    background: rgba(180, 50, 50, 0.18);
    border: 1px solid rgba(220, 90, 90, 0.35);
    color: #ffb3b3;
}

.logout-form {
    margin: 0;
}

.nav-user {
    margin-left: auto;
    opacity: 0.8;
    align-self: center;
}