Carousel

// Carousel — Shared data re-exported from curated carousel data
// Each variant uses unique photos with hand-written descriptions

export {
  getItems,
  getItemCount,
  getItemWidth,
  getImageUrl,
  preloadImages,
} from "../../src/data/carousel.js";

/* Carousel Example — MD3-aligned photo carousel
   Common styles (.container, h1, .description, .split-*, .ui-*)
   are provided by styles/ui.css and examples/styles.css using design tokens. */

/* ============================================================================
   Carousel wrap — container for list + nav + dots
   ============================================================================ */

.carousel-wrap {
    position: relative;
    width: 100%;
}

.carousel-wrap--vertical {
    width: 300px;
    height: 522px;
    margin: 0 auto;
}

/* ============================================================================
   List container
   ============================================================================ */

.split-main {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 520px;
    padding: 32px;
}

#list-container {
    width: 100%;
    height: 360px;
    overflow: hidden;
    border-radius: 28px;
}

.carousel-wrap--vertical #list-container {
    height: 522px;
}

#list-container .vlist {
    border: none !important;
    border-radius: 28px !important;
    background: transparent;
    width: 100%;
}

#list-container .vlist-viewport {
    width: 100% !important;
}

#list-container .vlist-item {
    padding: 0 !important;
    border: none !important;
    background: transparent;
}

/* ============================================================================
   Photo slide — adapts to --vlist-carousel-width
   ============================================================================ */

.photo-slide {
    --vlist-carousel-radius: 28px;
    position: relative;
    width: 100%;
    height: 100%;
    overflow: hidden;
    border-radius: 28px;
    background: var(--surface-container);
}

.photo-slide__img {
    opacity: 0;
    transition: opacity 0.4s ease;
}

.photo-slide__img--loaded {
    opacity: 1;
}

.photo-slide__overlay {
    padding: 32px 24px 24px;
    background: linear-gradient(
        0deg,
        rgba(0, 0, 0, 0.7) 0%,
        rgba(0, 0, 0, 0.3) 60%,
        transparent 100%
    );
    display: flex;
    flex-direction: column;
    gap: 4px;
    transition: opacity 0.15s ease;
}

.photo-slide__title {
    font-size: 20px;
    font-weight: var(--fw-bold, 700);
    color: #fff;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
}

.photo-slide__location {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

/* ============================================================================
   Navigation arrows
   ============================================================================ */

.carousel-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: none;
    background: rgba(0, 0, 0, 0.45);
    color: #fff;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    transition:
        background 0.2s,
        opacity 0.2s,
        transform 0.15s;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    opacity: 0;
}

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

.carousel-nav:hover {
    background: rgba(0, 0, 0, 0.65);
    transform: translateY(-50%) scale(1.08);
}

.carousel-nav:active {
    transform: translateY(-50%) scale(0.95);
}

.carousel-nav--prev {
    left: 16px;
}

.carousel-nav--next {
    right: 16px;
}

.carousel-wrap--vertical .carousel-nav {
    display: none;
}

/* ============================================================================
   Dot indicators
   ============================================================================ */

.carousel-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    padding: 16px 0 4px;
    flex-wrap: wrap;
    cursor: pointer;
}

.carousel-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--text-muted, #666);
    opacity: 0.4;
    pointer-events: none;
    transition:
        opacity 0.2s,
        transform 0.2s,
        background 0.2s;
}

.carousel-dot:hover {
    opacity: 0.7;
    transform: scale(1.3);
}

.carousel-dot--active {
    opacity: 1;
    background: var(--accent, #667eea);
    transform: scale(1.3);
}

.carousel-wrap--vertical .carousel-dots {
    flex-direction: column;
    position: absolute;
    right: -24px;
    top: 50%;
    transform: translateY(-50%);
    padding: 0;
}

/* ============================================================================
   Photo detail (panel)
   ============================================================================ */

.photo-detail {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.photo-detail__frame {
    padding: 16px;
    border-radius: 16px;
    background: var(--surface-container, #e8e8f0);
}

.photo-detail__img {
    width: 100%;
    aspect-ratio: 1;
    object-fit: contain;
    border-radius: 12px;
}

.photo-detail__meta {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.photo-detail__meta strong {
    font-weight: var(--fw-bold, 700);
    font-size: 14px;
}

.photo-detail__meta span {
    font-size: 12px;
    color: var(--text-muted, #888);
}

/* ============================================================================
   Variant button group wrap
   ============================================================================ */

.ui-btn-group--wrap {
    flex-wrap: wrap;
}