/* Validation Styles */
.input-wrapper {
    position: relative;
    flex: 1;
}

.newsletter-input.error {
    border-color: var(--color-primary);
    background-color: #fff0f0;
}

.validation-tooltip {
    position: absolute;
    bottom: 100%;
    left: 0;
    background-color: var(--color-primary);
    color: white;
    padding: 5px 10px;
    border-radius: 4px;
    font-size: 0.75rem;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    transform: translateY(10px);
    z-index: 10;
    margin-bottom: 5px;
}

.validation-tooltip::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 10px;
    border-width: 5px;
    border-style: solid;
    border-color: var(--color-primary) transparent transparent transparent;
}

.newsletter-input.error + .validation-tooltip {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}