body {
    font-family: 'Inter', sans-serif;
    background-color: #0f172a; /* slate-900 */
    color: #cbd5e1; /* slate-300 */
}
.glass-effect {
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.scroll-reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}
.scroll-reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Image Slider Styles */
.slider-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    opacity: 0;
    transition: opacity 1.2s ease-in-out;
    -webkit-transition: opacity 1.2s ease-in-out;
}

.slider-image.active {
    opacity: 1;
}

/* --- General Carousel Button & Dot Styles --- */
.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: rgba(0, 0, 0, 0.4);
    color: white;
    border: none;
    padding: 0.5rem;
    border-radius: 50%;
    cursor: pointer;
    transition: background-color 0.2s, opacity 0.3s;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
}

.carousel-btn:hover {
    background-color: rgba(0, 0, 0, 0.7);
}

/* --- Portfolio Carousel Styles --- */
.portfolio-carousel-track {
    transition: transform 0.5s ease-in-out;
}



#portfolio-carousel-container .carousel-btn {
    top: 40%; /* Position buttons vertically centered on the card image area */
}