.auth-section {
    min-height: 76vh;
    display: grid;
    place-items: center;
    padding: 64px 16px;
    background:
        radial-gradient(circle at 20% 5%, rgba(255,0,89,0.20), transparent 30%),
        radial-gradient(circle at 80% 20%, rgba(65,246,255,0.16), transparent 26%),
        linear-gradient(135deg, #070812 0%, #101327 60%, #160b1b 100%);
}

.auth-card {
    width: min(470px, 100%);
    padding: 36px;
    border-radius: 30px;
    background: rgba(255,255,255,0.96);
    border: 1px solid rgba(255,255,255,0.42);
    box-shadow: 0 30px 90px rgba(0,0,0,0.32);
}

.auth-card.wide {
    width: min(790px, 100%);
}

.auth-card h1 {
    margin: 0 0 28px;
    font-size: 38px;
    letter-spacing: -0.045em;
    color: var(--dark);
}

.auth-card form {
    margin-top: 8px;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 18px 18px;
}

.auth-card label {
    margin-top: 0;
}

.auth-card input,
.auth-card select,
.auth-card textarea {
    min-height: 52px;
}

.auth-card .btn {
    margin-top: 28px;
}

.alert {
    padding: 14px 16px;
    border-radius: 17px;
    margin-bottom: 22px;
}

.alert p {
    margin: 0 0 6px;
}

.alert p:last-child {
    margin-bottom: 0;
}

.alert.error {
    background: #fff0f5;
    color: #9b0036;
    border: 1px solid #ffc7da;
}

.alert.success {
    background: #effff8;
    color: #087a51;
    border: 1px solid #baf3d8;
}

.auth-note {
    margin-top: 20px;
    text-align: center;
    color: var(--muted);
}

.auth-note a {
    color: var(--pink);
}

@media (max-width: 700px) {
    .auth-card {
        padding: 28px;
        border-radius: 26px;
    }

    .form-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .auth-card h1 {
        font-size: 32px;
    }
}