diff --git a/web/src/features/dashboard/UpstreamHealthTable.tsx b/web/src/features/dashboard/UpstreamHealthTable.tsx
index 199689a..b79688e 100644
--- a/web/src/features/dashboard/UpstreamHealthTable.tsx
+++ b/web/src/features/dashboard/UpstreamHealthTable.tsx
@@ -1,64 +1,150 @@
+import * as stylex from "@stylexjs/stylex";
 import type { UpstreamHealth } from "@/lib/types";
+import { styles as shared } from "@/ui/styles";
+import { colors } from "@/ui/tokens.stylex";
+
+const styles = stylex.create({
+	card: {
+		borderRadius: "0.25rem",
+		borderWidth: 1,
+		borderStyle: "solid",
+		borderColor: colors.border,
+		backgroundColor: colors.surfaceRaised,
+	},
+	heading: {
+		display: "flex",
+		alignItems: "baseline",
+		justifyContent: "space-between",
+		paddingInline: "1rem",
+		paddingTop: "0.75rem",
+		fontSize: "0.875rem",
+		lineHeight: "1.25rem",
+		fontWeight: 600,
+	},
+	count: {
+		fontSize: "0.75rem",
+		lineHeight: "1rem",
+		fontWeight: 400,
+		color: colors.textMuted,
+	},
+	empty: {
+		paddingInline: "1rem",
+		paddingBlock: "0.75rem",
+		fontSize: "0.875rem",
+		lineHeight: "1.25rem",
+		color: colors.textMuted,
+	},
+	tableWrap: {
+		overflowX: "auto",
+	},
+	table: {
+		marginTop: "0.5rem",
+		width: "100%",
+		fontSize: "0.875rem",
+		lineHeight: "1.25rem",
+	},
+	headRow: {
+		borderBottomWidth: 1,
+		borderBottomStyle: "solid",
+		borderBottomColor: colors.border,
+		textAlign: "left",
+		fontSize: "0.75rem",
+		lineHeight: "1rem",
+		color: colors.textMuted,
+	},
+	th: {
+		paddingInline: "1rem",
+		paddingBlock: "0.5rem",
+		fontWeight: 500,
+	},
+	thRight: {
+		textAlign: "right",
+	},
+	/** No hairline under the last row: the card border already closes the table. */
+	row: {
+		borderBottomWidth: { default: 1, ":last-child": 0 },
+		borderBottomStyle: "solid",
+		borderBottomColor: colors.border,
+	},
+	cell: {
+		paddingInline: "1rem",
+		paddingBlock: "0.5rem",
+	},
+	cellRight: {
+		textAlign: "right",
+	},
+	small: {
+		fontSize: "0.75rem",
+		lineHeight: "1rem",
+	},
+	muted: {
+		color: colors.textMuted,
+	},
+	bad: {
+		color: colors.danger,
+	},
+});
 
 function YesNo({ value, badValue }: { value: boolean; badValue: boolean }) {
 	const bad = value === badValue;
-	return <span className={bad ? "text-red-700 dark:text-red-400" : ""}>{value ? "yes" : "no"}</span>;
+	return <span {...stylex.props(bad && styles.bad)}>{value ? "yes" : "no"}</span>;
 }
 
 export default function UpstreamHealthTable({ health }: { health: UpstreamHealth }) {
 	return (
-		<section className="rounded border border-zinc-200 bg-white dark:border-zinc-800 dark:bg-zinc-900">
-			<h2 className="flex items-baseline justify-between px-4 pt-3 text-sm font-semibold">
+		<section {...stylex.props(styles.card)}>
+			<h2 {...stylex.props(styles.heading)}>
 				Upstreams
-				<span className="text-xs font-normal text-zinc-500 tabular-nums">
+				<span {...stylex.props(styles.count, shared.tabularNums)}>
 					{health.available}/{health.total} available
 				</span>
 			</h2>
 			{health.upstreams.length === 0 ? (
-				<p className="px-4 py-3 text-sm text-zinc-500">No upstreams configured.</p>
+				<p {...stylex.props(styles.empty)}>No upstreams configured.</p>
 			) : (
-				<div className="overflow-x-auto">
-					<table className="mt-2 w-full text-sm">
+				<div {...stylex.props(styles.tableWrap)}>
+					<table {...stylex.props(styles.table)}>
 						<thead>
-							<tr className="border-b border-zinc-200 text-left text-xs text-zinc-500 dark:border-zinc-800">
-								<th scope="col" className="px-4 py-2 font-medium">
+							<tr {...stylex.props(styles.headRow)}>
+								<th scope="col" {...stylex.props(styles.th)}>
 									URL
 								</th>
-								<th scope="col" className="px-4 py-2 font-medium">
+								<th scope="col" {...stylex.props(styles.th)}>
 									Enabled
 								</th>
-								<th scope="col" className="px-4 py-2 font-medium">
+								<th scope="col" {...stylex.props(styles.th)}>
 									Available
 								</th>
-								<th scope="col" className="px-4 py-2 text-right font-medium">
+								<th scope="col" {...stylex.props(styles.th, styles.thRight)}>
 									Failures
 								</th>
-								<th scope="col" className="px-4 py-2 text-right font-medium">
+								<th scope="col" {...stylex.props(styles.th, styles.thRight)}>
 									Success rate
 								</th>
-								<th scope="col" className="px-4 py-2 font-medium">
+								<th scope="col" {...stylex.props(styles.th)}>
 									Last error
 								</th>
 							</tr>
 						</thead>
 						<tbody>
 							{health.upstreams.map((upstream) => (
-								<tr
-									key={upstream.url}
-									className="border-b border-zinc-100 last:border-0 dark:border-zinc-800/50"
-								>
-									<td className="px-4 py-2 font-mono text-xs">{upstream.url}</td>
-									<td className="px-4 py-2">
+								<tr key={upstream.url} {...stylex.props(styles.row)}>
+									<td {...stylex.props(styles.cell, styles.small, shared.mono)}>{upstream.url}</td>
+									<td {...stylex.props(styles.cell)}>
 										<YesNo value={upstream.enabled} badValue={false} />
 									</td>
-									<td className="px-4 py-2">
+									<td {...stylex.props(styles.cell)}>
 										<YesNo value={upstream.available} badValue={false} />
 									</td>
-									<td className="px-4 py-2 text-right tabular-nums">{upstream.total_failures}</td>
-									<td className="px-4 py-2 text-right tabular-nums">
+									<td {...stylex.props(styles.cell, styles.cellRight, shared.tabularNums)}>
+										{upstream.total_failures}
+									</td>
+									<td {...stylex.props(styles.cell, styles.cellRight, shared.tabularNums)}>
 										{(upstream.success_rate * 100).toFixed(1)}%
 									</td>
-									<td className="px-4 py-2 text-xs text-zinc-500">{upstream.last_error || "—"}</td>
+									<td {...stylex.props(styles.cell, styles.small, styles.muted)}>
+										{upstream.last_error || "—"}
+									</td>
 								</tr>
 							))}
 						</tbody>