/* =============================================
   PRIVY — Carousel: Single Clean System
   GPU accelerated · translate3d · backface-visibility
   ============================================= */

/* Shared Carousel Wrapper */
.carousel-wrap {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: #000;
    margin-bottom: 22px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, .4);
    transform: translate3d(0, 0, 0);
    /* GPU layer promotion */
}

/* Track — Flex row, transformed via JS with translate3d */
.carousel-track {
    display: flex;
    will-change: transform;
    cursor: grab;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
}

.carousel-track:active {
    cursor: grabbing;
}

/* Individual Slides */
.carousel-slide {
    min-width: 100%;
    position: relative;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    transition: opacity 0.5s var(--ease);
    opacity: 0.4;
    transform: scale(0.92);
    transition: transform 0.5s var(--ease-out), opacity 0.5s var(--ease);
}

.carousel-slide.active {
    opacity: 1;
    transform: scale(1);
}

.carousel-slide img {
    width: 100%;
    aspect-ratio: 16/9;
    object-fit: cover;
    display: block;
    pointer-events: none;
    border-radius: var(--radius);
}

/* Caption overlay */
.carousel-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 20px 24px;
    background: linear-gradient(transparent, rgba(5, 5, 13, .9));
    font-size: 14px;
    font-weight: 500;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
    pointer-events: none;
}

/* Navigation Dots */
.carousel-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    padding: 14px 0;
    position: absolute;
    bottom: 10px;
    left: 0;
    right: 0;
    z-index: 10;
}

.carousel-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: rgba(255, 255, 255, .3);
    border: none;
    cursor: pointer;
    transition: all .3s var(--ease);
    padding: 0;
}

.carousel-dot.active {
    background: #fff;
    transform: scale(1.3);
    box-shadow: 0 0 8px rgba(255, 255, 255, .5);
}

/* Prev / Next Buttons */
.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(5, 5, 13, .3);
    backdrop-filter: blur(4px);
    border: 1px solid rgba(255, 255, 255, .1);
    color: #fff;
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 5;
    transition: all .2s var(--ease);
    opacity: 0;
}

.carousel-wrap:hover .carousel-btn {
    opacity: 1;
}

.carousel-btn:hover {
    background: rgba(168, 85, 247, .4);
    transform: translateY(-50%) scale(1.1);
}

.carousel-prev {
    left: 12px;
}

.carousel-next {
    right: 12px;
}

/* Preview Carousel — Immersive 9:16 Mode */
.preview-section {
    max-width: 480px;
    margin: 0 auto;
    padding: 0 20px;
    overflow: hidden;
}

.preview-carousel {
    position: relative;
    overflow: visible;
    border-radius: 20px;
    transform: translate3d(0, 0, 0);
}

.preview-track {
    display: flex;
    will-change: transform;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    /* JS handles transitions via inline style */
}

.preview-slide {
    min-width: 72%;
    max-width: 72%;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 2%;
    border-radius: 18px;
    overflow: hidden;
    background: rgba(4, 4, 11, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.06);
    box-shadow:
        0 4px 20px rgba(0, 0, 0, 0.3),
        0 1px 4px rgba(0, 0, 0, 0.2);
    /* Side slides default: blurred, dimmed, scaled down */
    filter: blur(6px);
    opacity: 0.55;
    transform: scale(0.92);
    transition:
        filter 0.55s cubic-bezier(0.25, 0.46, 0.45, 0.94),
        opacity 0.55s cubic-bezier(0.25, 0.46, 0.45, 0.94),
        transform 0.55s cubic-bezier(0.25, 0.46, 0.45, 0.94),
        box-shadow 0.55s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.preview-slide.active {
    filter: blur(0);
    opacity: 1;
    transform: scale(1);
    box-shadow:
        0 12px 40px rgba(0, 0, 0, 0.5),
        0 4px 14px rgba(0, 0, 0, 0.3),
        0 0 24px rgba(168, 85, 247, .08);
    border-color: rgba(168, 85, 247, .12);
}

.preview-slide img {
    width: 100%;
    aspect-ratio: 9/16;
    object-fit: contain;
    display: block;
    border-radius: 16px;
}

/* Soft depth gradient at bottom */
.preview-slide::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 35%;
    background: linear-gradient(transparent, rgba(4, 4, 11, 0.85));
    pointer-events: none;
    border-radius: 0 0 16px 16px;
    z-index: 1;
}

.preview-slide-label {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 16px 20px;
    font-size: 13px;
    font-weight: 600;
    text-shadow: 0 2px 6px rgba(0, 0, 0, 0.6);
    z-index: 2;
    letter-spacing: 0.02em;
}

.preview-dots {
    display: flex;
    justify-content: center;
    gap: 10px;
    padding: 14px 0;
}

.preview-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: rgba(255, 255, 255, .2);
    border: none;
    cursor: pointer;
    transition: all .3s var(--ease);
    padding: 0;
}

.preview-dot.active {
    background: #fff;
    transform: scale(1.4);
    box-shadow: 0 0 8px rgba(168, 85, 247, .5), 0 0 3px rgba(255, 255, 255, .4);
}

/* Mobile */
@media (max-width: 767px) {
    .carousel-btn {
        opacity: 1;
        width: 28px;
        height: 28px;
        font-size: 12px;
    }

    .preview-slide {
        min-width: 78%;
        max-width: 78%;
        margin: 0 1.5%;
    }
}