Enhance DataTableCard component with accent and icon support

- Added accent and icon properties to the DataTableCard component for improved visual distinction and context.
- Updated multiple pages to utilize the new accent feature, enhancing the user interface with color-coded cards.
- Incorporated icons in DataTableCard instances across various routes for better representation of content.

web/src/lib/components/data-table/data-table-card.svelte

@@ -1,31 +1,57 @@
 <script lang="ts">
 	import * as Card from '$lib/components/ui/card/index.js';
 	import { cn } from '$lib/utils.js';
+	import { kpiAccent, type KpiAccentKey } from '$lib/kpi-accents.js';
 	import type { Snippet } from 'svelte';
 
 	let {
 		title,
 		description,
+		accent,
+		icon,
 		class: className,
 		toolbar,
 		children
 	}: {
-		/** Без title — как в shadcn dashboard-01: сразу toolbar и таблица */
 		title?: string;
 		description?: string;
+		accent?: KpiAccentKey;
+		icon?: Snippet;
 		toolbar?: Snippet;
 		children: Snippet;
 		class?: string;
 	} = $props();
 </script>
 
-<Card.Root density="compact" class={cn('overflow-hidden rounded-lg border border-border shadow-sm', className)}>
+<Card.Root
+	density="compact"
+	class={cn(
+		'overflow-hidden rounded-lg border border-border shadow-sm',
+		accent && 'border-l-4',
+		accent && kpiAccent[accent].border,
+		className
+	)}
+>
 	{#if title}
 		<Card.Header class="border-b border-border bg-muted/30 px-4 py-3.5">
-			<Card.Title class="text-base font-semibold">{title}</Card.Title>
-			{#if description}
-				<Card.Description class="text-xs sm:text-sm">{description}</Card.Description>
-			{/if}
+			<div class="flex gap-3">
+				{#if icon && accent}
+					<div
+						class={cn(
+							'flex size-10 shrink-0 items-center justify-center rounded-lg',
+							kpiAccent[accent].iconWrap
+						)}
+					>
+						{@render icon()}
+					</div>
+				{/if}
+				<div class="min-w-0 flex-1 space-y-0.5">
+					<Card.Title class="text-base font-semibold">{title}</Card.Title>
+					{#if description}
+						<Card.Description class="text-xs sm:text-sm">{description}</Card.Description>
+					{/if}
+				</div>
+			</div>
 		</Card.Header>
 	{/if}
 	{#if toolbar}

web/src/routes/+page.svelte

@@ -45,6 +45,7 @@
 	import GlobeIcon from '@lucide/svelte/icons/globe';
 	import CloudUploadIcon from '@lucide/svelte/icons/cloud-upload';
 	import LockIcon from '@lucide/svelte/icons/lock';
+	import UsersIcon from '@lucide/svelte/icons/users';
 	import { nextSortDir, compareStrings, compareNum, type SortDir } from '$lib/table-sort.js';
 
 	let loading = $state(true);
@@ -619,7 +620,9 @@ async function handleAliasFilterChange(nextAlias: string) {
 			class="mb-6"
 			title="Активные IP (агрегат)"
 			description="С GeoIP при включённой базе на шлюзе"
+			accent="teal"
 		>
+			{#snippet icon()}<GlobeIcon class="size-5" aria-hidden="true" />{/snippet}
 			{#snippet toolbar()}
 				<DataTableToolbar>
 					<div class="relative max-w-xs flex-1">
@@ -751,7 +754,9 @@ async function handleAliasFilterChange(nextAlias: string) {
 			class="mb-6"
 			title="По нодам"
 			description="Health, версия, аптайм, bad connections"
+			accent="violet"
 		>
+			{#snippet icon()}<ServerIcon class="size-5" aria-hidden="true" />{/snippet}
 			{#snippet toolbar()}
 				<DataTableToolbar>
 					<div class="relative max-w-xs flex-1">
@@ -910,7 +915,9 @@ async function handleAliasFilterChange(nextAlias: string) {
 			class="mt-6"
 			title="Топ пользователей по трафику"
 			description="До 10 записей из summary"
+			accent="info"
 		>
+			{#snippet icon()}<UsersIcon class="size-5" aria-hidden="true" />{/snippet}
 			{#snippet toolbar()}
 				<DataTableToolbar>
 					<div class="relative max-w-xs flex-1">

web/src/routes/incidents/+page.svelte

@@ -346,7 +346,8 @@
 		</KpiStatCard>
 	</div>
 
-	<DataTableCard title="Инциденты" description="Список и разбор">
+	<DataTableCard title="Инциденты" description="Список и разбор" accent="danger">
+		{#snippet icon()}<SirenIcon class="size-5" aria-hidden="true" />{/snippet}
 		{#snippet toolbar()}
 			<DataTableToolbar>
 				<div class="relative max-w-md flex-1">

web/src/routes/ips/+page.svelte

@@ -17,6 +17,7 @@
 	import SearchIcon from '@lucide/svelte/icons/search';
 	import { nextSortDir, compareStrings, type SortDir } from '$lib/table-sort.js';
 	import MapIcon from '@lucide/svelte/icons/map';
+	import GlobeIcon from '@lucide/svelte/icons/globe';
 	import { Alert, AlertDescription, AlertTitle } from '$lib/components/ui/alert/index.js';
 	import { Button } from '$lib/components/ui/button/index.js';
 	import { Badge } from '$lib/components/ui/badge/index.js';
@@ -617,7 +618,8 @@ $effect(() => {
 		</Alert>
 	{/if}
 
-	<DataTableCard title="Уникальные IP" description="Снимок шлюза: активные и недавние списки">
+	<DataTableCard title="Уникальные IP" description="Снимок шлюза: активные и недавние списки" accent="teal">
+		{#snippet icon()}<GlobeIcon class="size-5" aria-hidden="true" />{/snippet}
 		{#snippet toolbar()}
 			<DataTableToolbar>
 				<div class="relative max-w-md flex-1">

web/src/routes/live/+page.svelte

@@ -391,7 +391,9 @@
 <DataTableCard
 	title="Последние инциденты из снимка"
 	description="Всего: {snapshot?.counts?.total ?? snapshot?.incidents?.length ?? 0}"
+	accent="warning"
 >
+	{#snippet icon()}<ActivityIcon class="size-5" aria-hidden="true" />{/snippet}
 	{#snippet toolbar()}
 		<DataTableToolbar>
 			<div class="relative max-w-md flex-1">

web/src/routes/mihomo/+page.svelte

@@ -260,7 +260,9 @@
 			<DataTableCard
 				title="Ноды"
 				description="Контроллер и метрики. Ниже — компактные группы прокси (автозагрузка). «Детально» — обзор с графиками."
+				accent="violet"
 			>
+				{#snippet icon()}<ServerIcon class="size-5" aria-hidden="true" />{/snippet}
 				<ScrollArea class="w-full" orientation="both">
 					<Table.Root>
 						<Table.Header class="sticky top-0 z-10 bg-muted">

web/src/routes/users/+page.svelte

@@ -440,7 +440,8 @@ let sumActiveIps = $derived.by(() =>
 		</KpiStatCard>
 	</div>
 
-	<DataTableCard>
+	<DataTableCard title="Пользователи" description="Слияние по имени между серверами" accent="violet">
+		{#snippet icon()}<UsersIcon class="size-5" aria-hidden="true" />{/snippet}
 		{#snippet toolbar()}
 			<div class="border-b border-border">
 				<div class="flex flex-wrap items-center justify-between gap-2 px-3 py-2.5">