/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: #f1f5f9;
}

::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}

/* Parallax Elements */
.parallax-bg {
    position: absolute;
    z-index: 0;
    pointer-events: none;
}

/* Sticky Header Background transition */
#main-header.scrolled {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(8px);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    padding-top: 0.5rem;
    padding-bottom: 0.5rem;
}

/* Modal Transitions */
.modal {
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease-in-out;
}

.modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    transform: scale(0.95);
    transition: all 0.3s ease-in-out;
}

.modal.active .modal-content {
    transform: scale(1);
}

/* Tab Styles */
.tab-btn.active {
    background-color: #B24795;
    /* osteo-purple */
    color: white;
    border-color: #B24795;
}

.tab-content {
    display: none;
    animation: fadeIn 0.5s ease-in-out;
}

.tab-content.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

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