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312
frontend/vue-app/src/components/shared/ScrollingList.vue
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312
frontend/vue-app/src/components/shared/ScrollingList.vue
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<script setup lang="ts">
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import { ref, watch, onBeforeUnmount, nextTick, computed } from 'vue'
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import { getCachedImageUrl, revokeAllImageUrls } from '@/common/imageCache'
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const props = defineProps<{
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title: string
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fetchBaseUrl: string
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ids?: readonly string[]
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itemKey: string
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imageFields?: readonly string[]
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isParentAuthenticated?: boolean
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filterFn?: (item: any) => boolean
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getItemClass?: (item: any) => string | string[] | Record<string, boolean>
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}>()
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// Compute the fetch URL with ids if present
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const fetchUrl = computed(() => {
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if (props.ids && props.ids.length > 0) {
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const separator = props.fetchBaseUrl.includes('?') ? '&' : '?'
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return `${props.fetchBaseUrl}${separator}ids=${props.ids.join(',')}`
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}
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return props.fetchBaseUrl
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})
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const emit = defineEmits<{
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(e: 'trigger-item', item: any): void
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}>()
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const items = ref<any[]>([])
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const loading = ref(true)
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const error = ref<string | null>(null)
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const scrollWrapper = ref<HTMLDivElement | null>(null)
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const itemRefs = ref<Record<string, HTMLElement | Element | null>>({})
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const lastCenteredItemId = ref<string | null>(null)
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const readyItemId = ref<string | null>(null)
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const fetchItems = async () => {
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loading.value = true
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error.value = null
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try {
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const resp = await fetch(fetchUrl.value)
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if (!resp.ok) throw new Error(`HTTP ${resp.status}`)
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const data = await resp.json()
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// Try to use 'tasks', 'reward_status', or 'items' as fallback
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let itemList = data[props.itemKey || 'items'] || []
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if (props.filterFn) itemList = itemList.filter(props.filterFn)
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items.value = itemList
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// Fetch images for each item
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await Promise.all(
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itemList.map(async (item: any) => {
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if (props.imageFields) {
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for (const field of props.imageFields) {
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if (item[field]) {
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try {
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item[`${field.replace('_id', '_url')}`] = await getCachedImageUrl(item[field])
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} catch {
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item[`${field.replace('_id', '_url')}`] = null
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}
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}
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}
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} else if (item.image_id) {
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try {
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item.image_url = await getCachedImageUrl(item.image_id)
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} catch {
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console.error('Error fetching image for item', item.id)
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item.image_url = null
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}
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}
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}),
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)
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} catch (err) {
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error.value = err instanceof Error ? err.message : 'Failed to fetch items'
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items.value = []
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console.error('Error fetching items:', err)
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} finally {
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loading.value = false
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}
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}
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async function refresh() {
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await fetchItems()
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loading.value = false
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}
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defineExpose({
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refresh,
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items,
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})
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const centerItem = async (itemId: string) => {
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await nextTick()
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const wrapper = scrollWrapper.value
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const card = itemRefs.value[itemId]
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if (wrapper && card) {
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const wrapperRect = wrapper.getBoundingClientRect()
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const cardRect = card.getBoundingClientRect()
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const wrapperScrollLeft = wrapper.scrollLeft
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const cardCenter = cardRect.left + cardRect.width / 2
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const wrapperCenter = wrapperRect.left + wrapperRect.width / 2
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const scrollOffset = cardCenter - wrapperCenter
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wrapper.scrollTo({
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left: wrapperScrollLeft + scrollOffset,
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behavior: 'smooth',
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})
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}
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}
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const handleClicked = async (item: any) => {
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await nextTick()
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const wrapper = scrollWrapper.value
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const card = itemRefs.value[item.id]
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if (!wrapper || !card) return
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const wrapperRect = wrapper.getBoundingClientRect()
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const cardRect = card.getBoundingClientRect()
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const cardCenter = cardRect.left + cardRect.width / 2
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const cardFullyVisible = cardCenter >= wrapperRect.left && cardCenter <= wrapperRect.right
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if (!cardFullyVisible || lastCenteredItemId.value !== item.id) {
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// Center the item, but don't trigger
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await centerItem(item.id)
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lastCenteredItemId.value = item.id
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readyItemId.value = item.id
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return
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}
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emit(
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'trigger-item',
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items.value.find((i) => i.id === item.id),
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)
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readyItemId.value = null
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}
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watch(
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() => [props.ids],
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() => {
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fetchItems()
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},
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{ immediate: true },
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)
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onBeforeUnmount(() => {
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revokeAllImageUrls()
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})
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</script>
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<template>
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<div class="child-list-container">
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<h3>{{ title }}</h3>
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<div v-if="loading" class="loading">Loading...</div>
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<div v-else-if="error" class="error">Error: {{ error }}</div>
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<div v-else-if="items.length === 0" class="empty">No {{ title }}</div>
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<div v-else class="scroll-wrapper" ref="scrollWrapper">
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<div class="item-scroll">
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<div
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v-for="item in items"
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:key="item.id"
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:class="['item-card', props.getItemClass?.(item)]"
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:ref="(el) => (itemRefs[item.id] = el)"
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@click.stop="handleClicked(item)"
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>
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<slot name="item" :item="item">
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<div class="item-name">{{ item.name }}</div>
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</slot>
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</div>
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</div>
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</div>
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</div>
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</template>
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<style scoped>
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.child-list-container {
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background: var(--child-list-bg, rgba(255, 255, 255, 0.1));
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border-radius: 12px;
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padding: 1rem;
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color: var(--child-list-title-color, #fff);
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width: 100%;
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box-sizing: border-box;
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}
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.scroll-wrapper {
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overflow-x: auto;
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overflow-y: hidden;
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scroll-behavior: smooth;
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width: 100%;
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-webkit-overflow-scrolling: touch;
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}
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.scroll-wrapper::-webkit-scrollbar {
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height: 8px;
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}
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.scroll-wrapper::-webkit-scrollbar-track {
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background: var(--child-list-scrollbar-track, rgba(255, 255, 255, 0.05));
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border-radius: 10px;
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}
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.scroll-wrapper::-webkit-scrollbar-thumb {
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background: var(
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--child-list-scrollbar-thumb,
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linear-gradient(180deg, rgba(102, 126, 234, 0.8), rgba(118, 75, 162, 0.8))
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);
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border-radius: 10px;
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border: var(--child-list-scrollbar-thumb-border, 2px solid rgba(255, 255, 255, 0.08));
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}
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.scroll-wrapper::-webkit-scrollbar-thumb:hover {
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background: var(
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--child-list-scrollbar-thumb-hover,
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linear-gradient(180deg, rgba(102, 126, 234, 1), rgba(118, 75, 162, 1))
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);
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box-shadow: 0 0 8px rgba(102, 126, 234, 0.4);
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}
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.item-scroll {
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display: flex;
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gap: 0.75rem;
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min-width: min-content;
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padding: 0.5rem 0;
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}
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/* Fallback for browsers that don't support flex gap */
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.item-card + .item-card {
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margin-left: 0.75rem;
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}
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.item-card {
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position: relative;
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background: var(--item-card-bg, rgba(255, 255, 255, 0.12));
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border-radius: 8px;
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padding: 0.75rem;
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min-width: 140px;
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max-width: 220px;
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width: 100%;
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text-align: center;
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flex-shrink: 0;
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transition: transform 0.18s ease;
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border: var(--item-card-border, 1px solid rgba(255, 255, 255, 0.08));
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box-sizing: border-box;
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display: flex;
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flex-direction: column;
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align-items: center;
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cursor: pointer;
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user-select: none; /* Prevent image selection */
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}
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.item-card:hover {
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transform: translateY(-4px);
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box-shadow: var(--item-card-hover-shadow, 0 8px 20px rgba(0, 0, 0, 0.12));
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}
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@keyframes ready-glow {
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0% {
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box-shadow: 0 0 0 0 #667eea00;
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border-color: inherit;
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}
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100% {
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box-shadow: var(--item-card-ready-shadow, 0 0 0 3px #667eea88, 0 0 12px #667eea44);
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border-color: var(--item-card-ready-border, #667eea);
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}
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}
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:deep(.item-name) {
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font-size: 0.95rem;
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font-weight: 700;
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margin-bottom: 0.4rem;
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color: var(--item-name-color, #fff);
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line-height: 1.2;
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word-break: break-word;
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}
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/* Image styling */
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:deep(.item-image) {
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width: 70px;
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height: 70px;
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object-fit: cover;
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border-radius: 6px;
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margin: 0 auto 0.4rem auto;
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display: block;
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}
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/* Mobile tweaks */
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@media (max-width: 480px) {
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.item-card {
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min-width: 110px;
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max-width: 150px;
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padding: 0.6rem;
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}
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:deep(.item-name) {
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font-size: 0.86rem;
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}
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:deep(.item-image) {
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width: 50px;
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height: 50px;
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margin: 0 auto 0.3rem auto;
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}
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.scroll-wrapper::-webkit-scrollbar {
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height: 10px;
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}
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.scroll-wrapper::-webkit-scrollbar-thumb {
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border-width: 1px;
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}
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}
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.loading,
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.error,
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.empty {
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text-align: center;
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padding: 2rem 0;
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color: #888;
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}
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</style>
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