/**
 * Professional Carousel - Netflix/Streaming Style
 * Features: Smart navigation, smooth animations, hover expansion
 */

/* ===== Carousel Container ===== */
.aurora-carousel {
    position: relative;
    margin: var(--space-12) 0;
    padding: var(--space-12) 120px;
    /* Extra padding to fit buttons at -90px */
    /* Large padding for external buttons */
}

.carousel-header {
    margin-bottom: var(--space-8);
    text-align: center;
}

.carousel-title {
    font-size: var(--text-3xl);
    font-weight: var(--font-bold);
    color: var(--color-text-primary);
    margin-bottom: var(--space-3);
}

.carousel-subtitle {
    font-size: var(--text-lg);
    color: var(--aurora-dark-text-secondary);
}

/* ===== Carousel Wrapper ===== */
.carousel-wrapper {
    position: relative;
    overflow: visible;
    /* CRITICAL: Allow expansion beyond bounds */
    padding: var(--space-16) 0;
    /* Large vertical padding for expansion */
}

.carousel-track {
    display: flex;
    gap: var(--space-5);
    transition: transform 0.6s cubic-bezier(0.5, 0, 0.1, 1);
    will-change: transform;
}

/* ===== Carousel Items ===== */
.carousel-item {
    min-width: calc(20% - var(--space-5));
    flex-shrink: 0;
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    cursor: pointer;
    transition: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    transform-origin: center center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
    background: linear-gradient(135deg, var(--aurora-primary) 0%, var(--aurora-accent) 100%);
}

.carousel-item:hover {
    transform: scale(1.1) translateY(-5px);
    /* Subtle expansion + lift */
    z-index: 150;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.6),
        0 0 20px rgba(99, 102, 241, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.carousel-item:hover .item-overlay {
    opacity: 1;
}

.carousel-item:hover .item-summary {
    opacity: 1;
    transform: translateY(0);
}

/* ===== Item Content ===== */
.item-image {
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    display: block;
}

.item-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to top,
            rgba(0, 0, 0, 0.98) 0%,
            rgba(0, 0, 0, 0.75) 40%,
            transparent 100%);
    opacity: 0;
    transition: opacity 0.5s ease;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: var(--space-6);
}

.item-title {
    font-size: var(--text-2xl);
    font-weight: var(--font-bold);
    color: white;
    margin-bottom: var(--space-4);
    text-shadow: 0 3px 8px rgba(0, 0, 0, 0.7);
}

.item-summary {
    font-size: var(--text-base);
    color: rgba(255, 255, 255, 0.95);
    line-height: 1.7;
    opacity: 0;
    transform: translateY(15px);
    transition: all 0.5s ease 0.2s;
}

/* ===== Navigation Buttons - OUTSIDE carousel track ===== */
.carousel-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(15, 23, 42, 0.9);
    backdrop-filter: blur(15px);
    cursor: pointer;
    opacity: 0;
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 250;
    border: 2px solid rgba(99, 102, 241, 0.4);
    color: white;
    border-radius: 50%;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

/* Position buttons closer to the content edges */
.carousel-nav.nav-right {
    right: 15px;
}

.carousel-nav.nav-left {
    left: 15px;
}

.aurora-carousel .carousel-nav,
.carousel-section .carousel-nav {
    opacity: 1;
    visibility: visible;
}

.carousel-nav:hover {
    background: linear-gradient(135deg, var(--aurora-primary), var(--aurora-accent));
    transform: translateY(-50%) scale(1.15);
    box-shadow: 0 15px 50px rgba(99, 102, 241, 0.7),
        0 0 25px rgba(236, 72, 153, 0.5);
    border-color: rgba(255, 255, 255, 0.6);
}

.carousel-nav.hidden {
    display: none;
}

.nav-icon,
.carousel-nav i {
    font-size: 1.5rem;
    color: white;
    transition: transform 0.25s ease;
}

.carousel-nav:hover .nav-icon {
    transform: scale(1.2);
}

/* ===== Responsive Design ===== */
@media (max-width: 1200px) {
    .carousel-item {
        min-width: calc(25% - var(--space-5));
    }

    .aurora-carousel {
        padding: var(--space-12) 80px;
    }
}

@media (max-width: 992px) {
    .carousel-item {
        min-width: calc(33.333% - var(--space-5));
    }

    .aurora-carousel {
        padding: var(--space-10) 60px;
    }

    .carousel-nav {
        width: 55px;
        height: 55px;
    }
}

@media (max-width: 768px) {
    .carousel-item {
        min-width: calc(50% - var(--space-5));
    }

    .aurora-carousel {
        padding: var(--space-8) 50px;
    }

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

    .item-title {
        font-size: var(--text-lg);
    }

    .item-summary {
        font-size: var(--text-sm);
    }
}

@media (max-width: 576px) {
    .carousel-item {
        min-width: calc(100% - var(--space-4));
    }

    .aurora-carousel {
        padding: var(--space-6) 40px;
    }
}

/* ===== Loading State ===== */
.carousel-item.loading {
    background: linear-gradient(90deg,
            var(--aurora-bg) 0%,
            var(--aurora-border) 50%,
            var(--aurora-bg) 100%);
    background-size: 200% 100%;
    animation: loading 1.5s ease-in-out infinite;
}

@keyframes loading {
    0% {
        background-position: 200% 0;
    }

    100% {
        background-position: -200% 0;
    }
}

/* ===== Dark Theme Colors ===== */
.carousel-title {
    color: var(--aurora-dark-text-primary);
}

.carousel-subtitle {
    color: var(--color-text-secondary);
}