/* ===== Alertas flash ===== */
.alert {
    position: relative;
    padding: 12px 16px 12px 44px;
    border-radius: 8px;
    font-size: .9rem;
    margin-bottom: 18px;
    border: 1px solid transparent;
    animation: alert-in .2s ease;
}

.alert::before {
    content: '';
    position: absolute;
    left: 16px;
    top: 50%;
    width: 18px;
    height: 18px;
    transform: translateY(-50%);
    background-repeat: no-repeat;
    background-position: center;
    background-size: contain;
}

.alert-error {
    background: #FBEAE4;
    border-color: var(--alert);
    color: #9A3418;
}

.alert-error::before {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%239A3418' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='9'/%3E%3Cpath d='M12 8v5'/%3E%3Cpath d='M12 16h.01'/%3E%3C/svg%3E");
}

.alert-success {
    background: #EDF6DC;
    border-color: var(--volt);
    color: #3D4A0D;
}

.alert-success::before {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%233D4A0D' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='9'/%3E%3Cpath d='M8 12l3 3 5-6'/%3E%3C/svg%3E");
}

@keyframes alert-in {
    from {
        opacity: 0;
        transform: translateY(-4px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== Errores de validación de campo ===== */
.field-error {
    display: block;
    margin-top: 6px;
    font-size: .8rem;
    color: var(--alert);
}