Add per-provider brand colors to channels page

Give each provider (Discord, Slack, Teams, Google Chat, Telegram,
Matrix, Webhook) its own distinctive color for badges, row hover
stripes, and dialog tags. Move channel count into the header as a
serif numeral for stronger typographic hierarchy.

frontend/src/routes/dashboard/channels/+page.svelte

@@ -94,6 +94,21 @@
 		return PROVIDERS.find((p) => p.value === value)?.label ?? value;
 	}
 
+	// Per-provider color palette — [text, bg, border, stripe]
+	const PROVIDER_COLORS: Record<string, { text: string; bg: string; border: string }> = {
+		discord:    { text: '#8b9cef', bg: 'rgba(88,101,242,0.12)', border: 'rgba(88,101,242,0.3)' },
+		slack:      { text: '#d4a0c0', bg: 'rgba(180,120,160,0.10)', border: 'rgba(180,120,160,0.3)' },
+		teams:      { text: '#a78bda', bg: 'rgba(120,90,200,0.10)', border: 'rgba(120,90,200,0.3)' },
+		googlechat: { text: '#6ec07a', bg: 'rgba(60,176,80,0.10)',  border: 'rgba(60,176,80,0.25)' },
+		telegram:   { text: '#6cb8d9', bg: 'rgba(42,171,226,0.10)', border: 'rgba(42,171,226,0.25)' },
+		matrix:     { text: '#6bccc4', bg: 'rgba(80,200,190,0.10)', border: 'rgba(80,200,190,0.25)' },
+		webhook:    { text: 'var(--color-text-secondary)', bg: 'rgba(255,255,255,0.04)', border: 'var(--color-border-mid)' },
+	};
+
+	function providerColor(provider: string): typeof PROVIDER_COLORS['discord'] {
+		return PROVIDER_COLORS[provider] ?? PROVIDER_COLORS['webhook'];
+	}
+
 	function fieldLabel(field: string): string {
 		return field.replace(/_/g, ' ').replace(/\b\w/g, (c) => c.toUpperCase());
 	}
@@ -338,13 +353,13 @@
 			<!-- Header -->
 			<div class="px-7 pt-8">
 				<div class="flex items-start justify-between">
-					<div>
+					<div class="flex items-baseline gap-4">
 						<h1 class="font-serif text-page tracking-[-0.02em] text-[var(--color-text-bright)]">
 							Channels
 						</h1>
-						<p class="mt-2 text-ui text-[var(--color-text-secondary)]">
+						{#if !loading && channels.length > 0}
-							Route capsule events to Discord, Slack, Telegram, and other destinations.
+							<span class="font-serif text-[1.75rem] tracking-[-0.03em] text-[var(--color-text-muted)]">{channels.length}</span>
-						</p>
+						{/if}
 					</div>
 
 					<button
@@ -357,6 +372,9 @@
 						New Channel
 					</button>
 				</div>
+				<p class="mt-2 text-ui text-[var(--color-text-secondary)]">
+					Route capsule events to Discord, Slack, Telegram, and other destinations.
+				</p>
 
 				<div class="mt-5 border-b border-[var(--color-border)]"></div>
 			</div>
@@ -432,13 +450,6 @@
 						</button>
 					</div>
 				{:else}
-					<!-- Count row -->
-					<div class="mb-4 flex items-center justify-end">
-						<span class="text-meta text-[var(--color-text-muted)]">
-							{channels.length} {channels.length === 1 ? 'channel' : 'channels'} total
-						</span>
-					</div>
-
 					<!-- Table -->
 					<div class="overflow-hidden rounded-[var(--radius-card)] border border-[var(--color-border)]">
 						<!-- Header -->
@@ -457,7 +468,7 @@
 								in:fly={{ y: 6, duration: 350, delay: i * 40, easing: cubicOut }}
 								out:fly={{ x: -12, duration: 180, easing: cubicIn }}
 							>
-								<div class="row-stripe pointer-events-none absolute left-0 top-0 h-full w-[3px] bg-[var(--color-accent)]"></div>
+								<div class="row-stripe pointer-events-none absolute left-0 top-0 h-full w-[3px]" style="background: {providerColor(ch.provider).text}"></div>
 
 								<!-- Name -->
 								<div class="min-w-0 px-5 py-4">
@@ -467,7 +478,10 @@
 
 								<!-- Provider -->
 								<div class="px-5 py-4">
-									<span class="inline-flex items-center gap-1.5 rounded-[3px] border border-[var(--color-accent)]/25 bg-[var(--color-accent)]/10 px-2.5 py-1 text-badge font-semibold uppercase tracking-[0.04em] text-[var(--color-accent-mid)]">
+									<span
+										class="inline-flex items-center gap-1.5 rounded-[3px] border px-2.5 py-1 text-badge font-semibold uppercase tracking-[0.04em]"
+										style="color: {providerColor(ch.provider).text}; background: {providerColor(ch.provider).bg}; border-color: {providerColor(ch.provider).border}"
+									>
 										{@render providerIcon(ch.provider)}
 										{providerLabel(ch.provider)}
 									</span>
@@ -687,9 +701,11 @@
 								style="animation: fadeUp 0.12s ease both"
 							>
 								{#each PROVIDERS as p}
+									{@const ppc = providerColor(p.value)}
 									<button
 										class="flex w-full items-center gap-2.5 px-3 py-2 text-ui transition-colors duration-100 hover:bg-[var(--color-bg-3)]
-											{createProvider === p.value ? 'bg-[var(--color-accent-glow)] text-[var(--color-accent-bright)] font-medium' : 'text-[var(--color-text-primary)]'}"
+											{createProvider === p.value ? 'font-medium' : 'text-[var(--color-text-primary)]'}"
+										style={createProvider === p.value ? `color: ${ppc.text}; background: ${ppc.bg}` : ''}
 										onclick={() => { createProvider = p.value; createConfig = {}; providerDropdownOpen = false; }}
 									>
 										{@render providerIcon(p.value)}
@@ -987,7 +1003,7 @@
 			</p>
 
 			<div class="mt-2">
-				<span class="inline-flex items-center gap-1.5 rounded-sm border border-[var(--color-border-mid)] bg-[var(--color-bg-4)] px-2 py-0.5 text-meta text-[var(--color-text-secondary)]">
+				<span class="inline-flex items-center gap-1.5 rounded-sm border px-2 py-0.5 text-meta font-medium" style="color: {providerColor(editTarget.provider).text}; background: {providerColor(editTarget.provider).bg}; border-color: {providerColor(editTarget.provider).border}">
 					{@render providerIcon(editTarget.provider)}
 					{providerLabel(editTarget.provider)}
 				</span>
@@ -1101,7 +1117,7 @@
 				Permanently delete <span class="font-medium text-[var(--color-text-secondary)]">{deleteTarget.name}</span>?
 				Events will stop being delivered to this destination immediately.
 			</p>
-			<span class="mt-2 inline-flex items-center gap-1.5 rounded-sm border border-[var(--color-border-mid)] bg-[var(--color-bg-4)] px-2 py-0.5 text-meta text-[var(--color-text-muted)]">
+			<span class="mt-2 inline-flex items-center gap-1.5 rounded-sm border px-2 py-0.5 text-meta font-medium" style="color: {providerColor(deleteTarget.provider).text}; background: {providerColor(deleteTarget.provider).bg}; border-color: {providerColor(deleteTarget.provider).border}">
 				{@render providerIcon(deleteTarget.provider)}
 				{providerLabel(deleteTarget.provider)}
 			</span>
@@ -1162,7 +1178,7 @@
 			</p>
 
 			<div class="mt-2">
-				<span class="inline-flex items-center gap-1.5 rounded-sm border border-[var(--color-border-mid)] bg-[var(--color-bg-4)] px-2 py-0.5 text-meta text-[var(--color-text-secondary)]">
+				<span class="inline-flex items-center gap-1.5 rounded-sm border px-2 py-0.5 text-meta font-medium" style="color: {providerColor(rotateTarget.provider).text}; background: {providerColor(rotateTarget.provider).bg}; border-color: {providerColor(rotateTarget.provider).border}">
 					{@render providerIcon(rotateTarget.provider)}
 					{providerLabel(rotateTarget.provider)}
 				</span>