/* --- Event Showcase Section (3D Carousel - Brochure Style) --- */

.section-showcase {
    background-color: #f8f9fa;
    /* Subtle geometric tech pattern */
    background-image:
        linear-gradient(rgba(0, 0, 0, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 0, 0, 0.02) 1px, transparent 1px);
    background-size: 40px 40px;
    padding: 5rem 0;
    position: relative;
    overflow: hidden;
}

/* Center focus mask */
.section-showcase::after {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    background: radial-gradient(circle at center, transparent 30%, #f8f9fa 90%);
    pointer-events: none;
    z-index: 1;
}

.showcase-carousel-wrapper {
    position: relative;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 0;
    perspective: 2000px;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
}

.showcase-carousel {
    position: relative;
    width: 100%;
    height: 500px;
    transform-style: preserve-3d;
    transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.showcase-slide {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 320px;
    /* Adjusted width for posters */
    height: 480px;
    transform-style: preserve-3d;
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
}

.showcase-card-3d {
    position: relative;
    width: 100%;
    height: 100%;
    background: white;
    border-radius: 16px;
    box-shadow: 0 25px 60px rgba(0, 98, 155, 0.3);
    overflow: hidden;
    transition: all 0.5s ease;
    transform-style: preserve-3d;
}

.showcase-card-3d::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 181, 226, 0.1) 0%, rgba(0, 98, 155, 0.1) 100%);
    opacity: 0;
    transition: opacity 0.5s ease;
    z-index: 1;
    pointer-events: none;
}

.showcase-slide:hover .showcase-card-3d::before {
    opacity: 1;
}

.showcase-card-3d img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
}

.showcase-slide:hover .showcase-card-3d img {
    transform: scale(1.05);
    /* Zoom effect */
}

/* Card Shine Effect */
.card-shine {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg,
            transparent 30%,
            rgba(255, 255, 255, 0.3) 50%,
            transparent 70%);
    transform: translateX(-100%) translateY(-100%) rotate(45deg);
    transition: transform 0.8s ease;
    pointer-events: none;
    z-index: 2;
}

.showcase-slide:hover .card-shine {
    transform: translateX(100%) translateY(100%) rotate(45deg);
}

/* Overlay Styling for Posters */
.showcase-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.9), transparent);
    padding: 2rem;
    transform: translateY(100%);
    transition: transform 0.4s ease;
    z-index: 3;
}

.showcase-slide:hover .showcase-overlay {
    transform: translateY(0);
}

.overlay-text h3 {
    color: white;
    margin: 0;
    font-size: 1.25rem;
    font-family: 'Rajdhani', sans-serif;
}

.overlay-text p {
    color: var(--accent-cyan);
    margin: 0;
    font-size: 0.9rem;
    font-weight: 600;
}

/* Badge */
.badge-new {
    position: absolute;
    top: 15px;
    right: 15px;
    background: rgba(255, 255, 255, 0.95);
    color: var(--primary-blue);
    padding: 6px 14px;
    border-radius: 30px;
    font-size: 0.75rem;
    font-weight: 800;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    z-index: 5;
    backdrop-filter: blur(4px);
}

/* Navigation Buttons */
.showcase-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(5px);
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 20;
    color: var(--primary-blue);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.showcase-nav:hover {
    background: var(--primary-blue);
    color: white;
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 8px 20px rgba(0, 98, 155, 0.3);
}

.showcase-prev {
    left: 0;
}

.showcase-next {
    right: 0;
}

/* Pagination Dots */
.showcase-pagination {
    position: absolute;
    bottom: -30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 12px;
    z-index: 10;
}

.pagination-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(0, 98, 155, 0.3);
    cursor: pointer;
    transition: all 0.3s ease;
}

.pagination-dot.active {
    background: var(--primary-blue);
    width: 32px;
    border-radius: 10px;
}

@media (max-width: 768px) {
    .showcase-slide {
        width: 260px;
        height: 380px;
    }

    .showcase-nav {
        width: 45px;
        height: 45px;
    }
}