229 lines
6.0 KiB
Svelte
229 lines
6.0 KiB
Svelte
<script lang="ts">
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import MdiIcon from './MdiIcon.svelte';
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export interface GridItem {
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value: string | number;
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icon: string;
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label: string;
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desc?: string;
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}
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let {
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items = [],
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value = $bindable(),
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placeholder = 'Select...',
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columns = 2,
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disabled = false,
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compact = false,
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}: {
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items: GridItem[];
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value: string | number | null;
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placeholder?: string;
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columns?: number;
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disabled?: boolean;
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compact?: boolean;
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} = $props();
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let open = $state(false);
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let search = $state('');
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let triggerEl: HTMLButtonElement;
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let searchEl: HTMLInputElement;
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let popupStyle = $state('');
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const showSearch = $derived(items.length > 4);
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const selected = $derived(items.find(i => String(i.value) === String(value)));
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const filtered = $derived(
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search.trim()
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? items.filter(i => i.label.toLowerCase().includes(search.toLowerCase()))
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: items
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);
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function toggle() {
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if (disabled) return;
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if (!open && triggerEl) {
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const rect = triggerEl.getBoundingClientRect();
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const spaceBelow = window.innerHeight - rect.bottom;
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const popupHeight = Math.min(items.length * 60 + 16 + (showSearch ? 40 : 0), 320);
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const top = spaceBelow > popupHeight + 8
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? rect.bottom + 4
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: rect.top - popupHeight - 4;
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const left = Math.min(rect.left, window.innerWidth - columns * 160 - 24);
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popupStyle = `position:fixed; z-index:9999; top:${top}px; left:${Math.max(4, left)}px;`;
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}
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open = !open;
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search = '';
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if (open && showSearch) {
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requestAnimationFrame(() => searchEl?.focus());
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}
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}
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function select(item: GridItem) {
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value = item.value;
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open = false;
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search = '';
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}
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function handleKeydown(e: KeyboardEvent) {
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if (e.key === 'Escape' && open) {
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open = false;
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search = '';
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}
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}
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</script>
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<svelte:window onkeydown={open ? handleKeydown : undefined} />
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<button type="button" bind:this={triggerEl} onclick={toggle}
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class="icon-grid-trigger {compact ? 'icon-grid-compact' : ''}"
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class:disabled
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style="opacity: {disabled ? 0.5 : 1}; cursor: {disabled ? 'default' : 'pointer'};">
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{#if selected}
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<span class="icon-grid-trigger-icon"><MdiIcon name={selected.icon} size={compact ? 14 : 18} /></span>
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<span class="icon-grid-trigger-label">{selected.label}</span>
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{:else}
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<span class="icon-grid-trigger-label" style="color: var(--color-muted-foreground);">{placeholder}</span>
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{/if}
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<span class="icon-grid-trigger-arrow"><MdiIcon name="mdiChevronDown" size={compact ? 10 : 14} /></span>
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</button>
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{#if open}
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<!-- Backdrop -->
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<div style="position:fixed; top:0; left:0; right:0; bottom:0; z-index:9998;"
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role="presentation" onclick={() => open = false}></div>
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<!-- Popup grid -->
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<div style="{popupStyle} width: {columns * 160 + 16}px;"
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class="icon-grid-popup">
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{#if showSearch}
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<input bind:this={searchEl} bind:value={search} placeholder="Filter..."
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class="icon-grid-search" type="text" autocomplete="off"
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onkeydown={handleKeydown} />
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{/if}
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<div class="icon-grid" style="grid-template-columns: repeat({columns}, 1fr);">
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{#each filtered as item}
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<button type="button"
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class="icon-grid-cell"
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class:active={String(item.value) === String(value)}
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onclick={() => select(item)}>
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<span class="icon-grid-cell-icon"><MdiIcon name={item.icon} size={22} /></span>
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<span class="icon-grid-cell-label">{item.label}</span>
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{#if item.desc}
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<span class="icon-grid-cell-desc">{item.desc}</span>
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{/if}
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</button>
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{/each}
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{#if filtered.length === 0}
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<div class="icon-grid-empty" style="grid-column: 1 / -1; text-align: center; padding: 0.75rem; color: var(--color-muted-foreground); font-size: 0.75rem;">No matches</div>
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{/if}
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</div>
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</div>
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{/if}
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<style>
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.icon-grid-trigger {
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display: flex;
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align-items: center;
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gap: 0.5rem;
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width: 100%;
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padding: 0.5rem 0.75rem;
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border: 1px solid var(--color-border);
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border-radius: 0.375rem;
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font-size: 0.875rem;
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background: var(--color-background);
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color: var(--color-foreground);
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transition: border-color 0.15s, box-shadow 0.15s;
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text-align: left;
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}
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.icon-grid-trigger:hover:not(.disabled) {
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border-color: var(--color-primary);
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}
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.icon-grid-compact {
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width: auto;
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padding: 0.3rem 0.5rem;
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gap: 0.3rem;
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font-size: 0.8rem;
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}
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.icon-grid-compact .icon-grid-trigger-label {
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flex: none;
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}
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.icon-grid-trigger-icon {
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flex-shrink: 0;
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color: var(--color-primary);
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}
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.icon-grid-trigger-label {
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flex: 1;
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overflow: hidden;
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text-overflow: ellipsis;
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white-space: nowrap;
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}
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.icon-grid-trigger-arrow {
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flex-shrink: 0;
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color: var(--color-muted-foreground);
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transition: transform 0.15s;
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}
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.icon-grid-popup {
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background: var(--color-card);
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border: 1px solid var(--color-border);
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border-radius: 0.5rem;
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box-shadow: 0 10px 30px rgba(0,0,0,0.3);
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padding: 0.5rem;
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max-height: 320px;
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overflow-y: auto;
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scrollbar-width: thin;
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}
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.icon-grid-search {
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width: 100%;
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padding: 0.375rem 0.5rem;
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margin-bottom: 0.375rem;
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border: none;
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border-bottom: 1px solid var(--color-border);
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border-radius: 0;
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background: transparent;
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color: var(--color-foreground);
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font-size: 0.8rem;
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outline: none;
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}
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.icon-grid {
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display: grid;
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gap: 0.375rem;
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}
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.icon-grid-cell {
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display: flex;
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flex-direction: column;
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align-items: center;
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gap: 0.25rem;
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padding: 0.625rem 0.375rem;
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border-radius: 0.375rem;
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border: 2px solid transparent;
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background: transparent;
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color: var(--color-foreground);
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cursor: pointer;
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transition: all 0.15s;
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text-align: center;
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}
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.icon-grid-cell:hover {
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background: var(--color-muted);
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transform: scale(1.03);
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}
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.icon-grid-cell.active {
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border-color: var(--color-primary);
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background: color-mix(in srgb, var(--color-primary) 10%, transparent);
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}
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.icon-grid-cell-icon {
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color: var(--color-muted-foreground);
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}
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.icon-grid-cell.active .icon-grid-cell-icon {
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color: var(--color-primary);
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}
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.icon-grid-cell-label {
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font-size: 0.7rem;
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font-weight: 500;
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line-height: 1.2;
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}
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.icon-grid-cell-desc {
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font-size: 0.6rem;
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color: var(--color-muted-foreground);
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line-height: 1.2;
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}
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</style>
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