feat: minor fix

Move GetTraceSummary and GetTraceSpans out of module.go into a
traceStore interface backed by clickhouseTraceStore in store.go.
The module struct now holds a traceStore instead of a raw
telemetrystore.TelemetryStore, keeping DB access separate from
business logic.

docs/api/openapi.yml

@@ -4360,6 +4360,146 @@ components:
     TimeDuration:
       format: int64
       type: integer
+    TracedetailtypesEvent:
+      properties:
+        attributeMap:
+          additionalProperties: {}
+          type: object
+        isError:
+          type: boolean
+        name:
+          type: string
+        timeUnixNano:
+          minimum: 0
+          type: integer
+      type: object
+    TracedetailtypesWaterfallRequest:
+      properties:
+        limit:
+          minimum: 0
+          type: integer
+        selectedSpanId:
+          type: string
+        uncollapsedSpans:
+          items:
+            type: string
+          nullable: true
+          type: array
+      type: object
+    TracedetailtypesWaterfallResponse:
+      properties:
+        endTimestampMillis:
+          minimum: 0
+          type: integer
+        hasMissingSpans:
+          type: boolean
+        hasMore:
+          type: boolean
+        rootServiceEntryPoint:
+          type: string
+        rootServiceName:
+          type: string
+        serviceNameToTotalDurationMap:
+          additionalProperties:
+            minimum: 0
+            type: integer
+          nullable: true
+          type: object
+        spans:
+          items:
+            $ref: '#/components/schemas/TracedetailtypesWaterfallSpan'
+          nullable: true
+          type: array
+        startTimestampMillis:
+          minimum: 0
+          type: integer
+        totalErrorSpansCount:
+          minimum: 0
+          type: integer
+        totalSpansCount:
+          minimum: 0
+          type: integer
+        uncollapsedSpans:
+          items:
+            type: string
+          nullable: true
+          type: array
+      type: object
+    TracedetailtypesWaterfallSpan:
+      properties:
+        attributes:
+          additionalProperties: {}
+          nullable: true
+          type: object
+        db_name:
+          type: string
+        db_operation:
+          type: string
+        duration_nano:
+          minimum: 0
+          type: integer
+        events:
+          items:
+            $ref: '#/components/schemas/TracedetailtypesEvent'
+          nullable: true
+          type: array
+        external_http_method:
+          type: string
+        external_http_url:
+          type: string
+        flags:
+          minimum: 0
+          type: integer
+        has_children:
+          type: boolean
+        has_error:
+          type: boolean
+        http_host:
+          type: string
+        http_method:
+          type: string
+        http_url:
+          type: string
+        is_remote:
+          type: string
+        kind:
+          format: int32
+          type: integer
+        kind_string:
+          type: string
+        level:
+          minimum: 0
+          type: integer
+        name:
+          type: string
+        parent_span_id:
+          type: string
+        resource:
+          additionalProperties:
+            type: string
+          nullable: true
+          type: object
+        response_status_code:
+          type: string
+        span_id:
+          type: string
+        status_code:
+          type: integer
+        status_code_string:
+          type: string
+        status_message:
+          type: string
+        sub_tree_node_count:
+          minimum: 0
+          type: integer
+        timestamp:
+          minimum: 0
+          type: integer
+        trace_id:
+          type: string
+        trace_state:
+          type: string
+      type: object
     TypesAlertStatus:
       properties:
         inhibitedBy:
@@ -12572,6 +12712,76 @@ paths:
       summary: Put profile in Zeus for a deployment.
       tags:
       - zeus
+  /api/v3/traces/{traceID}/waterfall:
+    post:
+      deprecated: false
+      description: Returns the waterfall view of spans for a given trace ID with tree
+        structure, metadata, and windowed pagination
+      operationId: GetWaterfall
+      parameters:
+      - in: path
+        name: traceID
+        required: true
+        schema:
+          type: string
+      requestBody:
+        content:
+          application/json:
+            schema:
+              $ref: '#/components/schemas/TracedetailtypesWaterfallRequest'
+      responses:
+        "200":
+          content:
+            application/json:
+              schema:
+                properties:
+                  data:
+                    $ref: '#/components/schemas/TracedetailtypesWaterfallResponse'
+                  status:
+                    type: string
+                required:
+                - status
+                - data
+                type: object
+          description: OK
+        "400":
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/RenderErrorResponse'
+          description: Bad Request
+        "401":
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/RenderErrorResponse'
+          description: Unauthorized
+        "403":
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/RenderErrorResponse'
+          description: Forbidden
+        "404":
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/RenderErrorResponse'
+          description: Not Found
+        "500":
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/RenderErrorResponse'
+          description: Internal Server Error
+      security:
+      - api_key:
+        - VIEWER
+      - tokenizer:
+        - VIEWER
+      summary: Get waterfall view for a trace
+      tags:
+      - tracedetail
   /api/v5/query_range:
     post:
       deprecated: false

frontend/.eslintrc.cjs

@@ -66,8 +66,6 @@ module.exports = {
 	rules: {
 		// Asset migration — base-path safety
 		'rulesdir/no-unsupported-asset-pattern': 'error',
-		// Base-path safety — window.open and origin-concat patterns; upgrade to error coming PR
-		'rulesdir/no-raw-absolute-path': 'warn',
 
 		// Code quality rules
 		'prefer-const': 'error', // Enforces const for variables never reassigned

frontend/eslint-rules/no-raw-absolute-path.js

@@ -1,153 +0,0 @@
-'use strict';
-
-/**
- * ESLint rule: no-raw-absolute-path
- *
- * Catches patterns that break at runtime when the app is served from a
- * sub-path (e.g. /signoz/):
- *
- *   1. window.open(path, '_blank')
- *      → use openInNewTab(path) which calls withBasePath internally
- *
- *   2. window.location.origin + path  /  `${window.location.origin}${path}`
- *      → use getAbsoluteUrl(path)
- *
- *   3. frontendBaseUrl: window.location.origin  (bare origin usage)
- *      → use getBaseUrl() to include the base path
- *
- *   4. window.location.href = path
- *      → use withBasePath(path) or navigate() for internal navigation
- *
- * External URLs (first arg starts with "http") are explicitly allowed.
- */
-
-function isOriginAccess(node) {
-	return (
-		node.type === 'MemberExpression' &&
-		!node.computed &&
-		node.property.name === 'origin' &&
-		node.object.type === 'MemberExpression' &&
-		!node.object.computed &&
-		node.object.property.name === 'location' &&
-		node.object.object.type === 'Identifier' &&
-		node.object.object.name === 'window'
-	);
-}
-
-function isHrefAccess(node) {
-	return (
-		node.type === 'MemberExpression' &&
-		!node.computed &&
-		node.property.name === 'href' &&
-		node.object.type === 'MemberExpression' &&
-		!node.object.computed &&
-		node.object.property.name === 'location' &&
-		node.object.object.type === 'Identifier' &&
-		node.object.object.name === 'window'
-	);
-}
-
-function isExternalUrl(node) {
-	if (node.type === 'Literal' && typeof node.value === 'string') {
-		return node.value.startsWith('http://') || node.value.startsWith('https://');
-	}
-	if (node.type === 'TemplateLiteral' && node.quasis.length > 0) {
-		const raw = node.quasis[0].value.raw;
-		return raw.startsWith('http://') || raw.startsWith('https://');
-	}
-	return false;
-}
-
-// window.open(withBasePath(x)) and window.open(getAbsoluteUrl(x)) are already safe.
-function isSafeHelperCall(node) {
-	return (
-		node.type === 'CallExpression' &&
-		node.callee.type === 'Identifier' &&
-		(node.callee.name === 'withBasePath' || node.callee.name === 'getAbsoluteUrl')
-	);
-}
-
-module.exports = {
-	meta: {
-		type: 'suggestion',
-		docs: {
-			description:
-				'Disallow raw window.open and origin-concatenation patterns that miss the runtime base path',
-			category: 'Base Path Safety',
-		},
-		schema: [],
-		messages: {
-			windowOpen:
-				'Use openInNewTab(path) instead of window.open(path, "_blank") — openInNewTab prepends the base path automatically.',
-			originConcat:
-				'Use getAbsoluteUrl(path) instead of window.location.origin + path — getAbsoluteUrl prepends the base path automatically.',
-			originDirect:
-				'Use getBaseUrl() instead of window.location.origin — getBaseUrl includes the base path.',
-			hrefAssign:
-				'Use withBasePath(path) or navigate() instead of window.location.href = path — ensures the base path is included.',
-		},
-	},
-
-	create(context) {
-		return {
-			// window.open(path, ...) — allow only external first-arg URLs
-			CallExpression(node) {
-				const { callee, arguments: args } = node;
-				if (
-					callee.type !== 'MemberExpression' ||
-					callee.object.type !== 'Identifier' ||
-					callee.object.name !== 'window' ||
-					callee.property.name !== 'open'
-				)
-					return;
-				if (args.length < 1) return;
-				if (isExternalUrl(args[0])) return;
-				if (isSafeHelperCall(args[0])) return;
-
-				context.report({ node, messageId: 'windowOpen' });
-			},
-
-			// window.location.origin + path
-			BinaryExpression(node) {
-				if (node.operator !== '+') return;
-				if (isOriginAccess(node.left) || isOriginAccess(node.right)) {
-					context.report({ node, messageId: 'originConcat' });
-				}
-			},
-
-			// `${window.location.origin}${path}`
-			TemplateLiteral(node) {
-				if (node.expressions.some(isOriginAccess)) {
-					context.report({ node, messageId: 'originConcat' });
-				}
-			},
-
-			// window.location.origin used directly (not in concatenation)
-			// Catches: frontendBaseUrl: window.location.origin
-			MemberExpression(node) {
-				if (!isOriginAccess(node)) return;
-
-				const parent = node.parent;
-				// Skip if parent is BinaryExpression with + (handled by BinaryExpression visitor)
-				if (parent.type === 'BinaryExpression' && parent.operator === '+') return;
-				// Skip if inside TemplateLiteral (handled by TemplateLiteral visitor)
-				if (parent.type === 'TemplateLiteral') return;
-
-				context.report({ node, messageId: 'originDirect' });
-			},
-
-			// window.location.href = path
-			AssignmentExpression(node) {
-				if (node.operator !== '=') return;
-				if (!isHrefAccess(node.left)) return;
-
-				// Allow external URLs
-				if (isExternalUrl(node.right)) return;
-				// Allow safe helper calls
-				if (isSafeHelperCall(node.right)) return;
-
-				context.report({ node, messageId: 'hrefAssign' });
-			},
-		};
-	},
-};

frontend/index.html

@@ -2,7 +2,6 @@
 <html lang="en">
 	<head>
 		<meta charset="utf-8" />
-		<base href="[[.BaseHref]]" />
 		<meta
 			http-equiv="Cache-Control"
 			content="no-cache, no-store, must-revalidate, max-age: 0"
@@ -60,7 +59,7 @@
 		<meta data-react-helmet="true" name="docusaurus_locale" content="en" />
 		<meta data-react-helmet="true" name="docusaurus_tag" content="default" />
 		<meta name="robots" content="noindex" />
-		<link data-react-helmet="true" rel="shortcut icon" href="favicon.ico" />
+		<link data-react-helmet="true" rel="shortcut icon" href="/favicon.ico" />
 	</head>
 	<body data-theme="default">
 		<script>
@@ -137,7 +136,7 @@
 				})(document, 'script');
 			}
 		</script>
-		<link rel="stylesheet" href="css/uPlot.min.css" />
+		<link rel="stylesheet" href="/css/uPlot.min.css" />
 		<script type="module" src="./src/index.tsx"></script>
 	</body>
 </html>

frontend/package.json

@@ -63,8 +63,9 @@
     "@signozhq/radio-group": "0.0.4",
     "@signozhq/resizable": "0.0.2",
     "@signozhq/table": "0.3.7",
+    "@signozhq/tooltip": "0.0.2",
+    "@signozhq/ui": "0.0.6",
     "@signozhq/toggle-group": "0.0.3",
-    "@signozhq/ui": "0.0.5",
     "@tanstack/react-table": "8.21.3",
     "@tanstack/react-virtual": "3.13.22",
     "@uiw/codemirror-theme-copilot": "4.23.11",
@@ -136,10 +137,12 @@
     "react-helmet-async": "1.3.0",
     "react-hook-form": "7.71.2",
     "react-i18next": "^11.16.1",
+    "react-json-tree": "^0.20.0",
     "react-lottie": "1.2.10",
     "react-markdown": "8.0.7",
     "react-query": "3.39.3",
     "react-redux": "^7.2.2",
+    "react-rnd": "^10.5.3",
     "react-router-dom": "^5.2.0",
     "react-router-dom-v5-compat": "6.27.0",
     "react-syntax-highlighter": "15.5.0",

frontend/src/AppRoutes/pageComponents.ts

@@ -65,6 +65,13 @@ export const TraceDetail = Loadable(
 		),
 );
 
+export const TraceDetailV3 = Loadable(
+	() =>
+		import(
+			/* webpackChunkName: "TraceDetailV3 Page" */ 'pages/TraceDetailV3Page/index'
+		),
+);
+
 export const UsageExplorerPage = Loadable(
 	() => import(/* webpackChunkName: "UsageExplorerPage" */ 'modules/Usage'),
 );

frontend/src/AppRoutes/routes.ts

@@ -47,6 +47,7 @@ import {
 	StatusPage,
 	SupportPage,
 	TraceDetail,
+	TraceDetailV3,
 	TraceFilter,
 	TracesExplorer,
 	TracesFunnelDetails,
@@ -140,10 +141,17 @@ const routes: AppRoutes[] = [
 	{
 		path: ROUTES.TRACE_DETAIL,
 		exact: true,
-		component: TraceDetail,
+		component: TraceDetailV3,
 		isPrivate: true,
 		key: 'TRACE_DETAIL',
 	},
+	{
+		path: ROUTES.TRACE_DETAIL_OLD,
+		exact: true,
+		component: TraceDetail,
+		isPrivate: true,
+		key: 'TRACE_DETAIL_OLD',
+	},
 	{
 		path: ROUTES.SETTINGS,
 		exact: false,

frontend/src/ReactI18/index.tsx

@@ -2,7 +2,6 @@ import { initReactI18next } from 'react-i18next';
 import i18n from 'i18next';
 import LanguageDetector from 'i18next-browser-languagedetector';
 import Backend from 'i18next-http-backend';
-import { getBasePath } from 'utils/basePath';
 
 import cacheBursting from '../../i18n-translations-hash.json';
 
@@ -25,7 +24,7 @@ i18n
 				const ns = namespace[0];
 				const pathkey = `/${language}/${ns}`;
 				const hash = cacheBursting[pathkey as keyof typeof cacheBursting] || '';
-				return `${getBasePath()}locales/${language}/${namespace}.json?h=${hash}`;
+				return `/locales/${language}/${namespace}.json?h=${hash}`;
 			},
 		},
 		react: {

frontend/src/api/generated/services/sigNoz.schemas.ts

@@ -5332,6 +5332,248 @@ export interface TelemetrytypesTelemetryFieldValuesDTO {
 
 export type TimeDurationDTO = number;
 
+export type TracedetailtypesEventDTOAttributeMap = { [key: string]: unknown };
+
+export interface TracedetailtypesEventDTO {
+	/**
+	 * @type object
+	 */
+	attributeMap?: TracedetailtypesEventDTOAttributeMap;
+	/**
+	 * @type boolean
+	 */
+	isError?: boolean;
+	/**
+	 * @type string
+	 */
+	name?: string;
+	/**
+	 * @type integer
+	 * @minimum 0
+	 */
+	timeUnixNano?: number;
+}
+
+export interface TracedetailtypesWaterfallRequestDTO {
+	/**
+	 * @type integer
+	 * @minimum 0
+	 */
+	limit?: number;
+	/**
+	 * @type string
+	 */
+	selectedSpanId?: string;
+	/**
+	 * @type array
+	 * @nullable true
+	 */
+	uncollapsedSpans?: string[] | null;
+}
+
+/**
+ * @nullable
+ */
+export type TracedetailtypesWaterfallResponseDTOServiceNameToTotalDurationMap = {
+	[key: string]: number;
+} | null;
+
+export interface TracedetailtypesWaterfallResponseDTO {
+	/**
+	 * @type integer
+	 * @minimum 0
+	 */
+	endTimestampMillis?: number;
+	/**
+	 * @type boolean
+	 */
+	hasMissingSpans?: boolean;
+	/**
+	 * @type boolean
+	 */
+	hasMore?: boolean;
+	/**
+	 * @type string
+	 */
+	rootServiceEntryPoint?: string;
+	/**
+	 * @type string
+	 */
+	rootServiceName?: string;
+	/**
+	 * @type object
+	 * @nullable true
+	 */
+	serviceNameToTotalDurationMap?: TracedetailtypesWaterfallResponseDTOServiceNameToTotalDurationMap;
+	/**
+	 * @type array
+	 * @nullable true
+	 */
+	spans?: TracedetailtypesWaterfallSpanDTO[] | null;
+	/**
+	 * @type integer
+	 * @minimum 0
+	 */
+	startTimestampMillis?: number;
+	/**
+	 * @type integer
+	 * @minimum 0
+	 */
+	totalErrorSpansCount?: number;
+	/**
+	 * @type integer
+	 * @minimum 0
+	 */
+	totalSpansCount?: number;
+	/**
+	 * @type array
+	 * @nullable true
+	 */
+	uncollapsedSpans?: string[] | null;
+}
+
+/**
+ * @nullable
+ */
+export type TracedetailtypesWaterfallSpanDTOAttributes = {
+	[key: string]: unknown;
+} | null;
+
+/**
+ * @nullable
+ */
+export type TracedetailtypesWaterfallSpanDTOResource = {
+	[key: string]: string;
+} | null;
+
+export interface TracedetailtypesWaterfallSpanDTO {
+	/**
+	 * @type object
+	 * @nullable true
+	 */
+	attributes?: TracedetailtypesWaterfallSpanDTOAttributes;
+	/**
+	 * @type string
+	 */
+	db_name?: string;
+	/**
+	 * @type string
+	 */
+	db_operation?: string;
+	/**
+	 * @type integer
+	 * @minimum 0
+	 */
+	duration_nano?: number;
+	/**
+	 * @type array
+	 * @nullable true
+	 */
+	events?: TracedetailtypesEventDTO[] | null;
+	/**
+	 * @type string
+	 */
+	external_http_method?: string;
+	/**
+	 * @type string
+	 */
+	external_http_url?: string;
+	/**
+	 * @type integer
+	 * @minimum 0
+	 */
+	flags?: number;
+	/**
+	 * @type boolean
+	 */
+	has_children?: boolean;
+	/**
+	 * @type boolean
+	 */
+	has_error?: boolean;
+	/**
+	 * @type string
+	 */
+	http_host?: string;
+	/**
+	 * @type string
+	 */
+	http_method?: string;
+	/**
+	 * @type string
+	 */
+	http_url?: string;
+	/**
+	 * @type string
+	 */
+	is_remote?: string;
+	/**
+	 * @type integer
+	 * @format int32
+	 */
+	kind?: number;
+	/**
+	 * @type string
+	 */
+	kind_string?: string;
+	/**
+	 * @type integer
+	 * @minimum 0
+	 */
+	level?: number;
+	/**
+	 * @type string
+	 */
+	name?: string;
+	/**
+	 * @type string
+	 */
+	parent_span_id?: string;
+	/**
+	 * @type object
+	 * @nullable true
+	 */
+	resource?: TracedetailtypesWaterfallSpanDTOResource;
+	/**
+	 * @type string
+	 */
+	response_status_code?: string;
+	/**
+	 * @type string
+	 */
+	span_id?: string;
+	/**
+	 * @type integer
+	 */
+	status_code?: number;
+	/**
+	 * @type string
+	 */
+	status_code_string?: string;
+	/**
+	 * @type string
+	 */
+	status_message?: string;
+	/**
+	 * @type integer
+	 * @minimum 0
+	 */
+	sub_tree_node_count?: number;
+	/**
+	 * @type integer
+	 * @minimum 0
+	 */
+	timestamp?: number;
+	/**
+	 * @type string
+	 */
+	trace_id?: string;
+	/**
+	 * @type string
+	 */
+	trace_state?: string;
+}
+
 export interface TypesAlertStatusDTO {
 	/**
 	 * @type array
@@ -7258,6 +7500,17 @@ export type GetHosts200 = {
 	status: string;
 };
 
+export type GetWaterfallPathParameters = {
+	traceID: string;
+};
+export type GetWaterfall200 = {
+	data: TracedetailtypesWaterfallResponseDTO;
+	/**
+	 * @type string
+	 */
+	status: string;
+};
+
 export type QueryRangeV5200 = {
 	data: Querybuildertypesv5QueryRangeResponseDTO;
 	/**

frontend/src/api/generated/services/tracedetail/index.ts

@@ -0,0 +1,121 @@
+/**
+ * ! Do not edit manually
+ * * The file has been auto-generated using Orval for SigNoz
+ * * regenerate with 'yarn generate:api'
+ * SigNoz
+ */
+import type {
+	MutationFunction,
+	UseMutationOptions,
+	UseMutationResult,
+} from 'react-query';
+import { useMutation } from 'react-query';
+
+import type { BodyType, ErrorType } from '../../../generatedAPIInstance';
+import { GeneratedAPIInstance } from '../../../generatedAPIInstance';
+import type {
+	GetWaterfall200,
+	GetWaterfallPathParameters,
+	RenderErrorResponseDTO,
+	TracedetailtypesWaterfallRequestDTO,
+} from '../sigNoz.schemas';
+
+/**
+ * Returns the waterfall view of spans for a given trace ID with tree structure, metadata, and windowed pagination
+ * @summary Get waterfall view for a trace
+ */
+export const getWaterfall = (
+	{ traceID }: GetWaterfallPathParameters,
+	tracedetailtypesWaterfallRequestDTO: BodyType<TracedetailtypesWaterfallRequestDTO>,
+	signal?: AbortSignal,
+) => {
+	return GeneratedAPIInstance<GetWaterfall200>({
+		url: `/api/v3/traces/${traceID}/waterfall`,
+		method: 'POST',
+		headers: { 'Content-Type': 'application/json' },
+		data: tracedetailtypesWaterfallRequestDTO,
+		signal,
+	});
+};
+
+export const getGetWaterfallMutationOptions = <
+	TError = ErrorType<RenderErrorResponseDTO>,
+	TContext = unknown
+>(options?: {
+	mutation?: UseMutationOptions<
+		Awaited<ReturnType<typeof getWaterfall>>,
+		TError,
+		{
+			pathParams: GetWaterfallPathParameters;
+			data: BodyType<TracedetailtypesWaterfallRequestDTO>;
+		},
+		TContext
+	>;
+}): UseMutationOptions<
+	Awaited<ReturnType<typeof getWaterfall>>,
+	TError,
+	{
+		pathParams: GetWaterfallPathParameters;
+		data: BodyType<TracedetailtypesWaterfallRequestDTO>;
+	},
+	TContext
+> => {
+	const mutationKey = ['getWaterfall'];
+	const { mutation: mutationOptions } = options
+		? options.mutation &&
+		  'mutationKey' in options.mutation &&
+		  options.mutation.mutationKey
+			? options
+			: { ...options, mutation: { ...options.mutation, mutationKey } }
+		: { mutation: { mutationKey } };
+
+	const mutationFn: MutationFunction<
+		Awaited<ReturnType<typeof getWaterfall>>,
+		{
+			pathParams: GetWaterfallPathParameters;
+			data: BodyType<TracedetailtypesWaterfallRequestDTO>;
+		}
+	> = (props) => {
+		const { pathParams, data } = props ?? {};
+
+		return getWaterfall(pathParams, data);
+	};
+
+	return { mutationFn, ...mutationOptions };
+};
+
+export type GetWaterfallMutationResult = NonNullable<
+	Awaited<ReturnType<typeof getWaterfall>>
+>;
+export type GetWaterfallMutationBody = BodyType<TracedetailtypesWaterfallRequestDTO>;
+export type GetWaterfallMutationError = ErrorType<RenderErrorResponseDTO>;
+
+/**
+ * @summary Get waterfall view for a trace
+ */
+export const useGetWaterfall = <
+	TError = ErrorType<RenderErrorResponseDTO>,
+	TContext = unknown
+>(options?: {
+	mutation?: UseMutationOptions<
+		Awaited<ReturnType<typeof getWaterfall>>,
+		TError,
+		{
+			pathParams: GetWaterfallPathParameters;
+			data: BodyType<TracedetailtypesWaterfallRequestDTO>;
+		},
+		TContext
+	>;
+}): UseMutationResult<
+	Awaited<ReturnType<typeof getWaterfall>>,
+	TError,
+	{
+		pathParams: GetWaterfallPathParameters;
+		data: BodyType<TracedetailtypesWaterfallRequestDTO>;
+	},
+	TContext
+> => {
+	const mutationOptions = getGetWaterfallMutationOptions(options);
+
+	return useMutation(mutationOptions);
+};

frontend/src/api/generatedAPIInstance.ts

@@ -1,6 +1,5 @@
 import {
 	interceptorRejected,
-	interceptorsRequestBasePath,
 	interceptorsRequestResponse,
 	interceptorsResponse,
 } from 'api';
@@ -18,7 +17,6 @@ export const GeneratedAPIInstance = <T>(
 	return generatedAPIAxiosInstance({ ...config }).then(({ data }) => data);
 };
 
-generatedAPIAxiosInstance.interceptors.request.use(interceptorsRequestBasePath);
 generatedAPIAxiosInstance.interceptors.request.use(interceptorsRequestResponse);
 generatedAPIAxiosInstance.interceptors.response.use(
 	interceptorsResponse,

frontend/src/api/index.ts

@@ -11,7 +11,6 @@ import axios, {
 import { ENVIRONMENT } from 'constants/env';
 import { Events } from 'constants/events';
 import { LOCALSTORAGE } from 'constants/localStorage';
-import { getBasePath } from 'utils/basePath';
 import { eventEmitter } from 'utils/getEventEmitter';
 
 import apiV1, { apiAlertManager, apiV2, apiV3, apiV4, apiV5 } from './apiV1';
@@ -68,39 +67,6 @@ export const interceptorsRequestResponse = (
 	return value;
 };
 
-// Strips the leading '/' from path and joins with base — idempotent if already prefixed.
-// e.g. prependBase('/signoz/', '/api/v1/') → '/signoz/api/v1/'
-function prependBase(base: string, path: string): string {
-	return path.startsWith(base) ? path : base + path.slice(1);
-}
-
-// Prepends the runtime base path to outgoing requests so API calls work under
-// a URL prefix (e.g. /signoz/api/v1/…). No-op for root deployments and dev
-// (dev baseURL is a full http:// URL, not an absolute path).
-export const interceptorsRequestBasePath = (
-	value: InternalAxiosRequestConfig,
-): InternalAxiosRequestConfig => {
-	const basePath = getBasePath();
-	if (basePath === '/') {
-		return value;
-	}
-
-	if (value.baseURL?.startsWith('/')) {
-		// Production relative baseURL: '/api/v1/' → '/signoz/api/v1/'
-		value.baseURL = prependBase(basePath, value.baseURL);
-	} else if (value.baseURL?.startsWith('http')) {
-		// Dev absolute baseURL (VITE_FRONTEND_API_ENDPOINT): 'https://host/api/v1/' → 'https://host/signoz/api/v1/'
-		const url = new URL(value.baseURL);
-		url.pathname = prependBase(basePath, url.pathname);
-		value.baseURL = url.toString();
-	} else if (!value.baseURL && value.url?.startsWith('/')) {
-		// Orval-generated client (empty baseURL, path in url): '/api/signoz/v1/rules' → '/signoz/api/signoz/v1/rules'
-		value.url = prependBase(basePath, value.url);
-	}
-
-	return value;
-};
-
 export const interceptorRejected = async (
 	value: AxiosResponse<any>,
 ): Promise<AxiosResponse<any>> => {
@@ -167,7 +133,6 @@ const instance = axios.create({
 });
 
 instance.interceptors.request.use(interceptorsRequestResponse);
-instance.interceptors.request.use(interceptorsRequestBasePath);
 instance.interceptors.response.use(interceptorsResponse, interceptorRejected);
 
 export const AxiosAlertManagerInstance = axios.create({
@@ -182,7 +147,6 @@ ApiV2Instance.interceptors.response.use(
 	interceptorRejected,
 );
 ApiV2Instance.interceptors.request.use(interceptorsRequestResponse);
-ApiV2Instance.interceptors.request.use(interceptorsRequestBasePath);
 
 // axios V3
 export const ApiV3Instance = axios.create({
@@ -194,7 +158,6 @@ ApiV3Instance.interceptors.response.use(
 	interceptorRejected,
 );
 ApiV3Instance.interceptors.request.use(interceptorsRequestResponse);
-ApiV3Instance.interceptors.request.use(interceptorsRequestBasePath);
 //
 
 // axios V4
@@ -207,7 +170,6 @@ ApiV4Instance.interceptors.response.use(
 	interceptorRejected,
 );
 ApiV4Instance.interceptors.request.use(interceptorsRequestResponse);
-ApiV4Instance.interceptors.request.use(interceptorsRequestBasePath);
 //
 
 // axios V5
@@ -220,7 +182,6 @@ ApiV5Instance.interceptors.response.use(
 	interceptorRejected,
 );
 ApiV5Instance.interceptors.request.use(interceptorsRequestResponse);
-ApiV5Instance.interceptors.request.use(interceptorsRequestBasePath);
 //
 
 // axios Base
@@ -233,7 +194,6 @@ LogEventAxiosInstance.interceptors.response.use(
 	interceptorRejectedBase,
 );
 LogEventAxiosInstance.interceptors.request.use(interceptorsRequestResponse);
-LogEventAxiosInstance.interceptors.request.use(interceptorsRequestBasePath);
 //
 
 AxiosAlertManagerInstance.interceptors.response.use(
@@ -241,7 +201,6 @@ AxiosAlertManagerInstance.interceptors.response.use(
 	interceptorRejected,
 );
 AxiosAlertManagerInstance.interceptors.request.use(interceptorsRequestResponse);
-AxiosAlertManagerInstance.interceptors.request.use(interceptorsRequestBasePath);
 
 export { apiV1 };
 export default instance;

frontend/src/api/trace/getTraceV3.tsx

@@ -0,0 +1,66 @@
+import { ApiV3Instance as axios } from 'api';
+import { omit } from 'lodash-es';
+import { ErrorResponse, SuccessResponse } from 'types/api';
+import {
+	GetTraceV3PayloadProps,
+	GetTraceV3SuccessResponse,
+	SpanV3,
+} from 'types/api/trace/getTraceV3';
+
+const getTraceV3 = async (
+	props: GetTraceV3PayloadProps,
+): Promise<SuccessResponse<GetTraceV3SuccessResponse> | ErrorResponse> => {
+	let uncollapsedSpans = [...props.uncollapsedSpans];
+	if (!props.isSelectedSpanIDUnCollapsed) {
+		uncollapsedSpans = uncollapsedSpans.filter(
+			(node) => node !== props.selectedSpanId,
+		);
+	} else if (
+		props.selectedSpanId &&
+		!uncollapsedSpans.includes(props.selectedSpanId)
+	) {
+		// V3 backend only uses uncollapsedSpans list (unlike V2 which also interprets
+		// isSelectedSpanIDUnCollapsed server-side), so explicitly add the selected span
+		uncollapsedSpans.push(props.selectedSpanId);
+	}
+	const postData: GetTraceV3PayloadProps = {
+		...props,
+		uncollapsedSpans,
+	};
+	const response = await axios.post<GetTraceV3SuccessResponse>(
+		`/traces/${props.traceId}/waterfall`,
+		omit(postData, 'traceId'),
+	);
+
+	// V3 API wraps response in { status, data }
+	const rawPayload = (response.data as any).data || response.data;
+
+	// Derive 'service.name' from resource for convenience — only derived field
+	const spans: SpanV3[] = (rawPayload.spans || []).map((span: any) => ({
+		...span,
+		'service.name': span.resource?.['service.name'] || '',
+	}));
+
+	// V3 API returns startTimestampMillis/endTimestampMillis as relative durations (ms from epoch offset),
+	// not absolute unix millis like V2. The span timestamps are absolute unix millis.
+	// Convert by using the first span's timestamp as the base if there's a mismatch.
+	let { startTimestampMillis, endTimestampMillis } = rawPayload;
+	if (
+		spans.length > 0 &&
+		spans[0].timestamp > 0 &&
+		startTimestampMillis < spans[0].timestamp / 10
+	) {
+		const durationMillis = endTimestampMillis - startTimestampMillis;
+		startTimestampMillis = spans[0].timestamp;
+		endTimestampMillis = startTimestampMillis + durationMillis;
+	}
+
+	return {
+		statusCode: 200,
+		error: null,
+		message: 'Success',
+		payload: { ...rawPayload, spans, startTimestampMillis, endTimestampMillis },
+	};
+};
+
+export default getTraceV3;

frontend/src/auto-import-registry.d.ts

@@ -25,5 +25,6 @@ import '@signozhq/popover';
 import '@signozhq/radio-group';
 import '@signozhq/resizable';
 import '@signozhq/table';
-import '@signozhq/toggle-group';
+import '@signozhq/tooltip';
 import '@signozhq/ui';
+import '@signozhq/toggle-group';

frontend/src/components/CeleryTask/useNavigateToExplorer.ts

@@ -12,7 +12,6 @@ import { AppState } from 'store/reducers';
 import { Query, TagFilterItem } from 'types/api/queryBuilder/queryBuilderData';
 import { DataSource, MetricAggregateOperator } from 'types/common/queryBuilder';
 import { GlobalReducer } from 'types/reducer/globalTime';
-import { withBasePath } from 'utils/basePath';
 
 export interface NavigateToExplorerProps {
 	filters: TagFilterItem[];
@@ -134,7 +133,7 @@ export function useNavigateToExplorer(): (
 				QueryParams.compositeQuery
 			}=${JSONCompositeQuery}`;
 
-			window.open(withBasePath(newExplorerPath), sameTab ? '_self' : '_blank');
+			window.open(newExplorerPath, sameTab ? '_self' : '_blank');
 		},
 		[
 			prepareQuery,

frontend/src/components/DetailsPanel/DetailsHeader/DetailsHeader.styles.scss

@@ -0,0 +1,40 @@
+.details-header {
+	// ghost + secondary missing hover bg token in @signozhq/button
+	--button-ghost-hover-background: var(--l3-background);
+
+	display: flex;
+	align-items: center;
+	gap: 8px;
+	padding: 12px;
+	border-bottom: 1px solid var(--l1-border);
+	height: 36px;
+	background: var(--l2-background);
+
+	&__icon-btn {
+		flex-shrink: 0;
+	}
+
+	&__title {
+		font-size: 13px;
+		font-weight: 500;
+		color: var(--l1-foreground);
+		flex: 1;
+		min-width: 0;
+		overflow: hidden;
+		text-overflow: ellipsis;
+		white-space: nowrap;
+	}
+
+	&__actions {
+		display: flex;
+		align-items: center;
+		gap: 4px;
+		flex-shrink: 0;
+	}
+
+	&__nav {
+		display: flex;
+		align-items: center;
+		gap: 2px;
+	}
+}

frontend/src/components/DetailsPanel/DetailsHeader/DetailsHeader.tsx

@@ -0,0 +1,59 @@
+import { ReactNode } from 'react';
+import { Button } from '@signozhq/button';
+import { X } from '@signozhq/icons';
+
+import './DetailsHeader.styles.scss';
+
+export interface HeaderAction {
+	key: string;
+	component: ReactNode; // check later if we can use direct btn itself or not.
+}
+
+export interface DetailsHeaderProps {
+	title: string;
+	onClose: () => void;
+	actions?: HeaderAction[];
+	closePosition?: 'left' | 'right';
+	className?: string;
+}
+
+function DetailsHeader({
+	title,
+	onClose,
+	actions,
+	closePosition = 'right',
+	className,
+}: DetailsHeaderProps): JSX.Element {
+	const closeButton = (
+		<Button
+			variant="ghost"
+			size="icon"
+			color="secondary"
+			onClick={onClose}
+			aria-label="Close"
+			className="details-header__icon-btn"
+		>
+			<X size={14} />
+		</Button>
+	);
+
+	return (
+		<div className={`details-header ${className || ''}`}>
+			{closePosition === 'left' && closeButton}
+
+			<span className="details-header__title">{title}</span>
+
+			{actions && (
+				<div className="details-header__actions">
+					{actions.map((action) => (
+						<div key={action.key}>{action.component}</div>
+					))}
+				</div>
+			)}
+
+			{closePosition === 'right' && closeButton}
+		</div>
+	);
+}
+
+export default DetailsHeader;

frontend/src/components/DetailsPanel/DetailsPanelDrawer.styles.scss

@@ -0,0 +1,7 @@
+.details-panel-drawer {
+	&__body {
+		display: flex;
+		flex-direction: column;
+		height: 100%;
+	}
+}

frontend/src/components/DetailsPanel/DetailsPanelDrawer.tsx

@@ -0,0 +1,36 @@
+import { DrawerWrapper } from '@signozhq/drawer';
+
+import './DetailsPanelDrawer.styles.scss';
+
+interface DetailsPanelDrawerProps {
+	isOpen: boolean;
+	onClose: () => void;
+	children: React.ReactNode;
+	className?: string;
+}
+
+function DetailsPanelDrawer({
+	isOpen,
+	onClose,
+	children,
+	className,
+}: DetailsPanelDrawerProps): JSX.Element {
+	return (
+		<DrawerWrapper
+			open={isOpen}
+			onOpenChange={(open): void => {
+				if (!open) {
+					onClose();
+				}
+			}}
+			direction="right"
+			type="panel"
+			showOverlay={false}
+			allowOutsideClick
+			className={`details-panel-drawer ${className || ''}`}
+			content={<div className="details-panel-drawer__body">{children}</div>}
+		/>
+	);
+}
+
+export default DetailsPanelDrawer;

frontend/src/components/DetailsPanel/index.ts

@@ -0,0 +1,8 @@
+export type {
+	DetailsHeaderProps,
+	HeaderAction,
+} from './DetailsHeader/DetailsHeader';
+export { default as DetailsHeader } from './DetailsHeader/DetailsHeader';
+export { default as DetailsPanelDrawer } from './DetailsPanelDrawer';
+export type { DetailsPanelState, UseDetailsPanelOptions } from './types';
+export { default as useDetailsPanel } from './useDetailsPanel';

frontend/src/components/DetailsPanel/types.ts

@@ -0,0 +1,10 @@
+export interface DetailsPanelState {
+	isOpen: boolean;
+	open: () => void;
+	close: () => void;
+}
+
+export interface UseDetailsPanelOptions {
+	entityId: string | undefined;
+	onClose?: () => void;
+}

frontend/src/components/DetailsPanel/useDetailsPanel.ts

@@ -0,0 +1,29 @@
+import { useCallback, useEffect, useRef, useState } from 'react';
+
+import { DetailsPanelState, UseDetailsPanelOptions } from './types';
+
+function useDetailsPanel({
+	entityId,
+	onClose,
+}: UseDetailsPanelOptions): DetailsPanelState {
+	const [isOpen, setIsOpen] = useState<boolean>(false);
+	const prevEntityIdRef = useRef<string>('');
+
+	useEffect(() => {
+		const currentId = entityId || '';
+		if (currentId && currentId !== prevEntityIdRef.current) {
+			setIsOpen(true);
+		}
+		prevEntityIdRef.current = currentId;
+	}, [entityId]);
+
+	const open = useCallback(() => setIsOpen(true), []);
+	const close = useCallback(() => {
+		setIsOpen(false);
+		onClose?.();
+	}, [onClose]);
+
+	return { isOpen, open, close };
+}
+
+export default useDetailsPanel;

frontend/src/components/HeaderRightSection/ShareURLModal.tsx

@@ -13,7 +13,6 @@ import GetMinMax from 'lib/getMinMax';
 import { Check, Info, Link2 } from 'lucide-react';
 import { AppState } from 'store/reducers';
 import { GlobalReducer } from 'types/reducer/globalTime';
-import { getAbsoluteUrl } from 'utils/basePath';
 
 const routesToBeSharedWithTime = [
 	ROUTES.LOGS_EXPLORER,
@@ -81,13 +80,17 @@ function ShareURLModal(): JSX.Element {
 
 				urlQuery.delete(QueryParams.relativeTime);
 
-				currentUrl = getAbsoluteUrl(`${location.pathname}?${urlQuery.toString()}`);
+				currentUrl = `${window.location.origin}${
+					location.pathname
+				}?${urlQuery.toString()}`;
 			} else {
 				urlQuery.delete(QueryParams.startTime);
 				urlQuery.delete(QueryParams.endTime);
 
 				urlQuery.set(QueryParams.relativeTime, selectedTime);
-				currentUrl = getAbsoluteUrl(`${location.pathname}?${urlQuery.toString()}`);
+				currentUrl = `${window.location.origin}${
+					location.pathname
+				}?${urlQuery.toString()}`;
 			}
 		}
 

frontend/src/components/HostMetricsDetail/HostMetricsDetails.tsx

@@ -50,7 +50,6 @@ import {
 	TracesAggregatorOperator,
 } from 'types/common/queryBuilder';
 import { GlobalReducer } from 'types/reducer/globalTime';
-import { openInNewTab } from 'utils/navigation';
 import { v4 as uuidv4 } from 'uuid';
 
 import { VIEW_TYPES, VIEWS } from './constants';
@@ -331,7 +330,10 @@ function HostMetricsDetails({
 
 			urlQuery.set('compositeQuery', JSON.stringify(compositeQuery));
 
-			openInNewTab(`${ROUTES.LOGS_EXPLORER}?${urlQuery.toString()}`);
+			window.open(
+				`${window.location.origin}${ROUTES.LOGS_EXPLORER}?${urlQuery.toString()}`,
+				'_blank',
+			);
 		} else if (selectedView === VIEW_TYPES.TRACES) {
 			const compositeQuery = {
 				...initialQueryState,
@@ -350,7 +352,10 @@ function HostMetricsDetails({
 
 			urlQuery.set('compositeQuery', JSON.stringify(compositeQuery));
 
-			openInNewTab(`${ROUTES.TRACES_EXPLORER}?${urlQuery.toString()}`);
+			window.open(
+				`${window.location.origin}${ROUTES.TRACES_EXPLORER}?${urlQuery.toString()}`,
+				'_blank',
+			);
 		}
 	};
 

frontend/src/components/LogDetail/index.tsx

@@ -15,7 +15,6 @@ import { initialQueriesMap, PANEL_TYPES } from 'constants/queryBuilder';
 import ROUTES from 'constants/routes';
 import ContextView from 'container/LogDetailedView/ContextView/ContextView';
 import InfraMetrics from 'container/LogDetailedView/InfraMetrics/InfraMetrics';
-import JSONView from 'container/LogDetailedView/JsonView';
 import Overview from 'container/LogDetailedView/Overview';
 import {
 	aggregateAttributesResourcesToString,
@@ -45,6 +44,7 @@ import {
 	TextSelect,
 	X,
 } from 'lucide-react';
+import { JsonView } from 'periscope/components/JsonView';
 import { AppState } from 'store/reducers';
 import { Query, TagFilter } from 'types/api/queryBuilder/queryBuilderData';
 import { DataSource, StringOperators } from 'types/common/queryBuilder';
@@ -527,7 +527,9 @@ function LogDetailInner({
 						handleChangeSelectedView={handleChangeSelectedView}
 					/>
 				)}
-				{selectedView === VIEW_TYPES.JSON && <JSONView logData={log} />}
+				{selectedView === VIEW_TYPES.JSON && (
+					<JsonView data={LogJsonData} height="68vh" />
+				)}
 
 				{selectedView === VIEW_TYPES.CONTEXT && (
 					<ContextView

frontend/src/components/TimelineV3/TimelineV3.styles.scss

@@ -0,0 +1,20 @@
+.timeline-v3-container {
+	overflow: visible;
+	position: relative;
+}
+
+.timeline-v3-cursor-badge {
+	position: absolute;
+	top: 0;
+	transform: translateX(-50%);
+	background: var(--l3-background);
+	border: 1px solid var(--l2-border);
+	border-radius: 4px;
+	padding: 2px 8px;
+	font-size: 11px;
+	font-weight: 500;
+	color: var(--l1-foreground);
+	white-space: nowrap;
+	pointer-events: none;
+	z-index: 1;
+}

frontend/src/components/TimelineV3/TimelineV3.tsx

@@ -0,0 +1,119 @@
+import { useEffect, useMemo, useState } from 'react';
+import { useMeasure } from 'react-use';
+import { resolveTimeFromInterval } from 'components/TimelineV2/utils';
+import { useIsDarkMode } from 'hooks/useDarkMode';
+import { toFixed } from 'utils/toFixed';
+
+import {
+	getIntervals,
+	getIntervalUnit,
+	getMinimumIntervalsBasedOnWidth,
+	Interval,
+} from './utils';
+
+import './TimelineV3.styles.scss';
+
+interface ITimelineV3Props {
+	startTimestamp: number;
+	endTimestamp: number;
+	timelineHeight: number;
+	offsetTimestamp: number;
+	/** Cursor X as a fraction of the timeline width (0–1). null = no cursor. */
+	cursorXPercent?: number | null;
+}
+
+function TimelineV3(props: ITimelineV3Props): JSX.Element {
+	const {
+		startTimestamp,
+		endTimestamp,
+		timelineHeight,
+		offsetTimestamp,
+		cursorXPercent,
+	} = props;
+	const [intervals, setIntervals] = useState<Interval[]>([]);
+	const [ref, { width }] = useMeasure<HTMLDivElement>();
+	const isDarkMode = useIsDarkMode();
+
+	const spread = endTimestamp - startTimestamp;
+
+	useEffect(() => {
+		if (spread < 0) {
+			return;
+		}
+
+		const minIntervals = getMinimumIntervalsBasedOnWidth(width);
+		const intervalisedSpread = (spread / minIntervals) * 1.0;
+		const newIntervals = getIntervals(
+			intervalisedSpread,
+			spread,
+			offsetTimestamp,
+		);
+
+		setIntervals(newIntervals);
+	}, [startTimestamp, endTimestamp, width, offsetTimestamp, spread]);
+
+	// Compute cursor time label using the same unit as timeline ticks
+	const cursorLabel = useMemo(() => {
+		if (cursorXPercent == null || spread <= 0) {
+			return null;
+		}
+
+		const timeAtCursor = offsetTimestamp + cursorXPercent * spread;
+		const unit = getIntervalUnit(spread, offsetTimestamp);
+		const formatted = toFixed(resolveTimeFromInterval(timeAtCursor, unit), 2);
+		return `${formatted}${unit.name}`;
+	}, [cursorXPercent, spread, offsetTimestamp]);
+
+	if (endTimestamp < startTimestamp) {
+		console.error(
+			'endTimestamp cannot be less than startTimestamp',
+			startTimestamp,
+			endTimestamp,
+		);
+		return <div />;
+	}
+
+	const strokeColor = isDarkMode ? ' rgb(192,193,195,0.8)' : 'black';
+	const svgHeight = timelineHeight * 2.5;
+	const cursorX = cursorXPercent != null ? cursorXPercent * width : null;
+
+	return (
+		<div ref={ref as never} className="timeline-v3-container">
+			<svg
+				width={width}
+				height={svgHeight}
+				xmlns="http://www.w3.org/2000/svg"
+				overflow="visible"
+			>
+				{intervals &&
+					intervals.length > 0 &&
+					intervals.map((interval, index) => (
+						<g
+							transform={`translate(${(interval.percentage * width) / 100},0)`}
+							key={`${interval.percentage + interval.label + index}`}
+							textAnchor="middle"
+							fontSize="0.6rem"
+						>
+							<text
+								x={index === intervals.length - 1 ? -10 : 0}
+								y={timelineHeight * 2}
+								fill={strokeColor}
+							>
+								{interval.label}
+							</text>
+							<line y1={0} y2={timelineHeight} stroke={strokeColor} strokeWidth="1" />
+						</g>
+					))}
+			</svg>
+
+			{/* Cursor time badge — DOM element for easy CSS styling */}
+			{cursorX !== null && cursorLabel && (
+				<div className="timeline-v3-cursor-badge" style={{ left: cursorX }}>
+					{cursorLabel}
+				</div>
+			)}
+		</div>
+	);
+}
+
+export default TimelineV3;

frontend/src/components/TimelineV3/utils.ts

@@ -0,0 +1,109 @@
+import {
+	IIntervalUnit,
+	Interval,
+	INTERVAL_UNITS,
+	resolveTimeFromInterval,
+} from 'components/TimelineV2/utils';
+import { toFixed } from 'utils/toFixed';
+
+export type { Interval };
+
+/**
+ * Select the interval unit matching the timeline's logic.
+ * Exported so crosshair labels use the same unit as timeline ticks.
+ */
+export function getIntervalUnit(
+	spread: number,
+	offsetTimestamp: number,
+): IIntervalUnit {
+	const minIntervals = 6;
+	const intervalSpread = spread / minIntervals;
+	const valueForUnitSelection = Math.max(offsetTimestamp, intervalSpread);
+	let unit: IIntervalUnit = INTERVAL_UNITS[0];
+	for (let idx = INTERVAL_UNITS.length - 1; idx >= 0; idx -= 1) {
+		if (valueForUnitSelection * INTERVAL_UNITS[idx].multiplier >= 1) {
+			unit = INTERVAL_UNITS[idx];
+			break;
+		}
+	}
+	return unit;
+}
+
+/** Fewer intervals than TimelineV2 for a cleaner flamegraph ruler. */
+export function getMinimumIntervalsBasedOnWidth(width: number): number {
+	if (width < 640) {
+		return 3;
+	}
+	if (width < 768) {
+		return 4;
+	}
+	if (width < 1024) {
+		return 5;
+	}
+	return 6;
+}
+
+/**
+ * Computes timeline intervals with offset-aware labels.
+ * Labels reflect absolute time from trace start (offsetTimestamp + elapsed),
+ * so when zoomed into a window, the first tick shows e.g. "50ms" not "0ms".
+ */
+export function getIntervals(
+	intervalSpread: number,
+	baseSpread: number,
+	offsetTimestamp: number,
+): Interval[] {
+	const integerPartString = intervalSpread.toString().split('.')[0];
+	const integerPartLength = integerPartString.length;
+
+	const intervalSpreadNormalized =
+		intervalSpread < 1.0
+			? intervalSpread
+			: Math.floor(Number(integerPartString) / 10 ** (integerPartLength - 1)) *
+			  10 ** (integerPartLength - 1);
+
+	// Unit must suit both: (1) tick granularity (intervalSpread) and (2) label magnitude
+	// (offsetTimestamp). When zoomed deep into a trace, labels show offsetTimestamp + elapsed,
+	// so we must pick a unit where that value is readable (e.g. "500.00s" not "500000.00ms").
+	const valueForUnitSelection = Math.max(offsetTimestamp, intervalSpread);
+	let intervalUnit: IIntervalUnit = INTERVAL_UNITS[0];
+	for (let idx = INTERVAL_UNITS.length - 1; idx >= 0; idx -= 1) {
+		const standardInterval = INTERVAL_UNITS[idx];
+		if (valueForUnitSelection * standardInterval.multiplier >= 1) {
+			intervalUnit = INTERVAL_UNITS[idx];
+			break;
+		}
+	}
+
+	const intervals: Interval[] = [
+		{
+			label: `${toFixed(
+				resolveTimeFromInterval(offsetTimestamp, intervalUnit),
+				2,
+			)}${intervalUnit.name}`,
+			percentage: 0,
+		},
+	];
+
+	// Only show even-interval ticks — skip the trailing partial tick at the edge.
+	// The last even tick sits before the full width, so it doesn't conflict with
+	// span duration labels that may have sub-millisecond precision.
+	let elapsedIntervals = 0;
+
+	while (
+		elapsedIntervals + intervalSpreadNormalized <= baseSpread &&
+		intervals.length < 20
+	) {
+		elapsedIntervals += intervalSpreadNormalized;
+		const labelTime = offsetTimestamp + elapsedIntervals;
+
+		intervals.push({
+			label: `${toFixed(resolveTimeFromInterval(labelTime, intervalUnit), 2)}${
+				intervalUnit.name
+			}`,
+			percentage: (elapsedIntervals / baseSpread) * 100,
+		});
+	}
+
+	return intervals;
+}

frontend/src/constants/localStorage.ts

@@ -37,5 +37,6 @@ export enum LOCALSTORAGE {
 	SHOW_FREQUENCY_CHART = 'SHOW_FREQUENCY_CHART',
 	DISSMISSED_COST_METER_INFO = 'DISMISSED_COST_METER_INFO',
 	DISMISSED_API_KEYS_DEPRECATION_BANNER = 'DISMISSED_API_KEYS_DEPRECATION_BANNER',
+	TRACE_DETAILS_SPAN_DETAILS_POSITION = 'TRACE_DETAILS_SPAN_DETAILS_POSITION',
 	LICENSE_KEY_CALLOUT_DISMISSED = 'LICENSE_KEY_CALLOUT_DISMISSED',
 }

frontend/src/constants/reactQueryKeys.ts

@@ -32,6 +32,7 @@ export const REACT_QUERY_KEY = {
 	UPDATE_ALERT_RULE: 'UPDATE_ALERT_RULE',
 	GET_ACTIVE_LICENSE_V3: 'GET_ACTIVE_LICENSE_V3',
 	GET_TRACE_V2_WATERFALL: 'GET_TRACE_V2_WATERFALL',
+	GET_TRACE_V3_WATERFALL: 'GET_TRACE_V3_WATERFALL',
 	GET_TRACE_V2_FLAMEGRAPH: 'GET_TRACE_V2_FLAMEGRAPH',
 	GET_POD_LIST: 'GET_POD_LIST',
 	GET_NODE_LIST: 'GET_NODE_LIST',

frontend/src/constants/routes.ts

@@ -8,6 +8,7 @@ const ROUTES = {
 	SERVICE_MAP: '/service-map',
 	TRACE: '/trace',
 	TRACE_DETAIL: '/trace/:id',
+	TRACE_DETAIL_OLD: '/trace-old/:id',
 	TRACES_EXPLORER: '/traces-explorer',
 	ONBOARDING: '/onboarding',
 	GET_STARTED: '/get-started',

frontend/src/constants/theme.ts

@@ -33,6 +33,102 @@ const themeColors = {
 		purple: '#800080',
 		cyan: '#00FFFF',
 	},
+	traceDetailColorsV3: {
+		// Blues
+		blue1: '#2F80ED',
+		blue2: '#3366E6',
+		blue3: '#4682B4',
+		blue4: '#1F63E0',
+		blue5: '#3A7AED',
+		blue6: '#5A9DF5',
+		blue7: '#2874A6',
+		blue8: '#2E86C1',
+		blue9: '#3498DB',
+		blue10: '#1E90FF',
+		blue11: '#4169E1',
+
+		// Cyans / Teals
+		cyan1: '#00CEC9',
+		cyan2: '#22A6F2',
+		cyan3: '#00B0AA',
+		cyan4: '#33D6C2',
+		cyan5: '#66E9DA',
+		cyan6: '#48DBFB',
+		cyan7: '#00BFFF',
+		cyan8: '#63B8FF',
+		teal1: '#009688',
+		teal2: '#1ABC9C',
+		teal3: '#48C9B0',
+		teal4: '#76D7C4',
+		teal5: '#20B2AA',
+
+		// Greens
+		green1: '#27AE60',
+		green2: '#3CB371',
+		green3: '#1E8449',
+		green4: '#2ECC71',
+		green5: '#58D68D',
+		green6: '#229954',
+		green7: '#52BE80',
+		green8: '#82E0AA',
+		green9: '#73C6B6',
+
+		// Limes
+		lime1: '#A3E635',
+		lime2: '#B9F18D',
+		lime3: '#84CC16',
+		lime4: '#65A30D',
+
+		// Yellows
+		yellow1: '#F1C40F',
+		yellow2: '#F7DC6F',
+		yellow3: '#F9E79F',
+		yellow4: '#F4D03F',
+		yellow5: '#D4AC0D',
+
+		// Golds / Ambers
+		gold1: '#F2C94C',
+		gold2: '#FFD93D',
+		gold3: '#FFCA28',
+		gold4: '#B7950B',
+		gold5: '#D4A017',
+
+		// Oranges (non-red)
+		orange1: '#F39C12',
+		orange2: '#E67E22',
+		orange3: '#F5B041',
+		orange4: '#D35400',
+		orange5: '#EB984E',
+		orange6: '#FAD7A0',
+
+		// Purples / Violets
+		purple1: '#BB6BD9',
+		purple2: '#9B51E0',
+		purple3: '#DA77F2',
+		purple4: '#C77DFF',
+		purple5: '#6C5CE7',
+		purple6: '#8E44AD',
+		purple7: '#9B59B6',
+		purple8: '#BB8FCE',
+		purple9: '#7D3C98',
+		purple10: '#A569BD',
+
+		// Lavenders
+		lavender1: '#AF7AC5',
+		lavender2: '#C39BD3',
+		lavender3: '#D2B4DE',
+
+		// Pinks / Magentas
+		pink1: '#E91E8C',
+		pink2: '#FF6FD8',
+		pink3: '#F06292',
+		pink4: '#CE93D8',
+
+		// Salmons / Corals (distinct from error red)
+		salmon1: '#FF8A65',
+		salmon2: '#FFAB91',
+		salmon3: '#E0876A',
+	},
 	chartcolors: {
 		// Blues (3)
 		dodgerBlue: '#2F80ED',

frontend/src/container/ApiMonitoring/Explorer/Domains/DomainDetails/components/DependentServices.tsx

@@ -9,7 +9,6 @@ import {
 } from 'container/ApiMonitoring/utils';
 import { UnfoldVertical } from 'lucide-react';
 import { SuccessResponse } from 'types/api';
-import { openInNewTab } from 'utils/navigation';
 
 import emptyStateUrl from '@/assets/Icons/emptyState.svg';
 
@@ -95,14 +94,20 @@ function DependentServices({
 					}}
 					onRow={(record): { onClick: () => void; className: string } => ({
 						onClick: (): void => {
-							const serviceName =
-								record.serviceData.serviceName && record.serviceData.serviceName !== '-'
-									? record.serviceData.serviceName
-									: '';
+							const url = new URL(
+								`/services/${
+									record.serviceData.serviceName &&
+									record.serviceData.serviceName !== '-'
+										? record.serviceData.serviceName
+										: ''
+								}`,
+								window.location.origin,
+							);
 							const urlQuery = new URLSearchParams();
 							urlQuery.set(QueryParams.startTime, timeRange.startTime.toString());
 							urlQuery.set(QueryParams.endTime, timeRange.endTime.toString());
-							openInNewTab(`/services/${serviceName}?${urlQuery.toString()}`);
+							url.search = urlQuery.toString();
+							window.open(url.toString(), '_blank');
 						},
 						className: 'clickable-row',
 					})}

frontend/src/container/CreateAlertV2/AlertCondition/utils.tsx

@@ -14,7 +14,6 @@ import { IUser } from 'providers/App/types';
 import { Query } from 'types/api/queryBuilder/queryBuilderData';
 import { EQueryType } from 'types/common/dashboard';
 import { USER_ROLES } from 'types/roles';
-import { openInNewTab } from 'utils/navigation';
 
 import { ROUTING_POLICIES_ROUTE } from './constants';
 import { RoutingPolicyBannerProps } from './types';
@@ -388,7 +387,7 @@ export function NotificationChannelsNotFoundContent({
 							style={{ padding: '0 4px' }}
 							type="link"
 							onClick={(): void => {
-								openInNewTab(ROUTES.CHANNELS_NEW);
+								window.open(ROUTES.CHANNELS_NEW, '_blank');
 							}}
 						>
 							here.

frontend/src/container/EmptyLogsSearch/EmptyLogsSearch.styles.scss

@@ -123,6 +123,7 @@
 				&__row {
 					display: flex;
 					flex-direction: row;
+					flex-wrap: wrap;
 					align-items: flex-end;
 					max-width: 825px;
 					gap: 25px;

frontend/src/container/FormAlertRules/BasicInfo.tsx

@@ -15,7 +15,6 @@ import { AlertDef, Labels } from 'types/api/alerts/def';
 import { Channels } from 'types/api/channels/getAll';
 import APIError from 'types/api/error';
 import { requireErrorMessage } from 'utils/form/requireErrorMessage';
-import { openInNewTab } from 'utils/navigation';
 import { popupContainer } from 'utils/selectPopupContainer';
 
 import ChannelSelect from './ChannelSelect';
@@ -88,7 +87,7 @@ function BasicInfo({
 			dataSource: ALERTS_DATA_SOURCE_MAP[alertDef?.alertType as AlertTypes],
 			ruleId: isNewRule ? 0 : alertDef?.id,
 		});
-		openInNewTab(ROUTES.CHANNELS_NEW);
+		window.open(ROUTES.CHANNELS_NEW, '_blank');
 		// eslint-disable-next-line react-hooks/exhaustive-deps
 	}, []);
 	const hasLoggedEvent = useRef(false);

frontend/src/container/InfraMonitoringK8s/Clusters/ClusterDetails/ClusterDetails.tsx

@@ -49,7 +49,6 @@ import {
 	TracesAggregatorOperator,
 } from 'types/common/queryBuilder';
 import { GlobalReducer } from 'types/reducer/globalTime';
-import { openInNewTab } from 'utils/navigation';
 import { v4 as uuidv4 } from 'uuid';
 
 import ClusterEvents from '../../EntityDetailsUtils/EntityEvents';
@@ -415,7 +414,10 @@ function ClusterDetails({
 
 			urlQuery.set('compositeQuery', JSON.stringify(compositeQuery));
 
-			openInNewTab(`${ROUTES.LOGS_EXPLORER}?${urlQuery.toString()}`);
+			window.open(
+				`${window.location.origin}${ROUTES.LOGS_EXPLORER}?${urlQuery.toString()}`,
+				'_blank',
+			);
 		} else if (selectedView === VIEW_TYPES.TRACES) {
 			const compositeQuery = {
 				...initialQueryState,
@@ -434,7 +436,10 @@ function ClusterDetails({
 
 			urlQuery.set('compositeQuery', JSON.stringify(compositeQuery));
 
-			openInNewTab(`${ROUTES.TRACES_EXPLORER}?${urlQuery.toString()}`);
+			window.open(
+				`${window.location.origin}${ROUTES.TRACES_EXPLORER}?${urlQuery.toString()}`,
+				'_blank',
+			);
 		}
 	};
 

frontend/src/container/InfraMonitoringK8s/DaemonSets/DaemonSetDetails/DaemonSetDetails.tsx

@@ -48,7 +48,6 @@ import {
 	TracesAggregatorOperator,
 } from 'types/common/queryBuilder';
 import { GlobalReducer } from 'types/reducer/globalTime';
-import { openInNewTab } from 'utils/navigation';
 import { v4 as uuidv4 } from 'uuid';
 
 import DaemonSetEvents from '../../EntityDetailsUtils/EntityEvents';
@@ -430,7 +429,10 @@ function DaemonSetDetails({
 
 			urlQuery.set('compositeQuery', JSON.stringify(compositeQuery));
 
-			openInNewTab(`${ROUTES.LOGS_EXPLORER}?${urlQuery.toString()}`);
+			window.open(
+				`${window.location.origin}${ROUTES.LOGS_EXPLORER}?${urlQuery.toString()}`,
+				'_blank',
+			);
 		} else if (selectedView === VIEW_TYPES.TRACES) {
 			const compositeQuery = {
 				...initialQueryState,
@@ -449,7 +451,10 @@ function DaemonSetDetails({
 
 			urlQuery.set('compositeQuery', JSON.stringify(compositeQuery));
 
-			openInNewTab(`${ROUTES.TRACES_EXPLORER}?${urlQuery.toString()}`);
+			window.open(
+				`${window.location.origin}${ROUTES.TRACES_EXPLORER}?${urlQuery.toString()}`,
+				'_blank',
+			);
 		}
 	};
 

frontend/src/container/InfraMonitoringK8s/Deployments/DeploymentDetails/DeploymentDetails.tsx

@@ -50,7 +50,6 @@ import {
 	TracesAggregatorOperator,
 } from 'types/common/queryBuilder';
 import { GlobalReducer } from 'types/reducer/globalTime';
-import { openInNewTab } from 'utils/navigation';
 import { v4 as uuidv4 } from 'uuid';
 
 import DeploymentEvents from '../../EntityDetailsUtils/EntityEvents';
@@ -434,7 +433,10 @@ function DeploymentDetails({
 
 			urlQuery.set('compositeQuery', JSON.stringify(compositeQuery));
 
-			openInNewTab(`${ROUTES.LOGS_EXPLORER}?${urlQuery.toString()}`);
+			window.open(
+				`${window.location.origin}${ROUTES.LOGS_EXPLORER}?${urlQuery.toString()}`,
+				'_blank',
+			);
 		} else if (selectedView === VIEW_TYPES.TRACES) {
 			const compositeQuery = {
 				...initialQueryState,
@@ -453,7 +455,10 @@ function DeploymentDetails({
 
 			urlQuery.set('compositeQuery', JSON.stringify(compositeQuery));
 
-			openInNewTab(`${ROUTES.TRACES_EXPLORER}?${urlQuery.toString()}`);
+			window.open(
+				`${window.location.origin}${ROUTES.TRACES_EXPLORER}?${urlQuery.toString()}`,
+				'_blank',
+			);
 		}
 	};
 

frontend/src/container/InfraMonitoringK8s/Jobs/JobDetails/JobDetails.tsx

@@ -48,7 +48,6 @@ import {
 	TracesAggregatorOperator,
 } from 'types/common/queryBuilder';
 import { GlobalReducer } from 'types/reducer/globalTime';
-import { openInNewTab } from 'utils/navigation';
 import { v4 as uuidv4 } from 'uuid';
 
 import JobEvents from '../../EntityDetailsUtils/EntityEvents';
@@ -428,7 +427,10 @@ function JobDetails({
 
 			urlQuery.set('compositeQuery', JSON.stringify(compositeQuery));
 
-			openInNewTab(`${ROUTES.LOGS_EXPLORER}?${urlQuery.toString()}`);
+			window.open(
+				`${window.location.origin}${ROUTES.LOGS_EXPLORER}?${urlQuery.toString()}`,
+				'_blank',
+			);
 		} else if (selectedView === VIEW_TYPES.TRACES) {
 			const compositeQuery = {
 				...initialQueryState,
@@ -447,7 +449,10 @@ function JobDetails({
 
 			urlQuery.set('compositeQuery', JSON.stringify(compositeQuery));
 
-			openInNewTab(`${ROUTES.TRACES_EXPLORER}?${urlQuery.toString()}`);
+			window.open(
+				`${window.location.origin}${ROUTES.TRACES_EXPLORER}?${urlQuery.toString()}`,
+				'_blank',
+			);
 		}
 	};
 

frontend/src/container/InfraMonitoringK8s/Namespaces/NamespaceDetails/NamespaceDetails.tsx

@@ -50,7 +50,6 @@ import {
 	TracesAggregatorOperator,
 } from 'types/common/queryBuilder';
 import { GlobalReducer } from 'types/reducer/globalTime';
-import { openInNewTab } from 'utils/navigation';
 import { v4 as uuidv4 } from 'uuid';
 
 import NamespaceEvents from '../../EntityDetailsUtils/EntityEvents';
@@ -420,7 +419,10 @@ function NamespaceDetails({
 
 			urlQuery.set('compositeQuery', JSON.stringify(compositeQuery));
 
-			openInNewTab(`${ROUTES.LOGS_EXPLORER}?${urlQuery.toString()}`);
+			window.open(
+				`${window.location.origin}${ROUTES.LOGS_EXPLORER}?${urlQuery.toString()}`,
+				'_blank',
+			);
 		} else if (selectedView === VIEW_TYPES.TRACES) {
 			const compositeQuery = {
 				...initialQueryState,
@@ -439,7 +441,10 @@ function NamespaceDetails({
 
 			urlQuery.set('compositeQuery', JSON.stringify(compositeQuery));
 
-			openInNewTab(`${ROUTES.TRACES_EXPLORER}?${urlQuery.toString()}`);
+			window.open(
+				`${window.location.origin}${ROUTES.TRACES_EXPLORER}?${urlQuery.toString()}`,
+				'_blank',
+			);
 		}
 	};
 

frontend/src/container/InfraMonitoringK8s/Nodes/NodeDetails/NodeDetails.tsx

@@ -50,7 +50,6 @@ import {
 	TracesAggregatorOperator,
 } from 'types/common/queryBuilder';
 import { GlobalReducer } from 'types/reducer/globalTime';
-import { openInNewTab } from 'utils/navigation';
 import { v4 as uuidv4 } from 'uuid';
 
 import NodeLogs from '../../EntityDetailsUtils/EntityLogs';
@@ -417,7 +416,10 @@ function NodeDetails({
 
 			urlQuery.set('compositeQuery', JSON.stringify(compositeQuery));
 
-			openInNewTab(`${ROUTES.LOGS_EXPLORER}?${urlQuery.toString()}`);
+			window.open(
+				`${window.location.origin}${ROUTES.LOGS_EXPLORER}?${urlQuery.toString()}`,
+				'_blank',
+			);
 		} else if (selectedView === VIEW_TYPES.TRACES) {
 			const compositeQuery = {
 				...initialQueryState,
@@ -436,7 +438,10 @@ function NodeDetails({
 
 			urlQuery.set('compositeQuery', JSON.stringify(compositeQuery));
 
-			openInNewTab(`${ROUTES.TRACES_EXPLORER}?${urlQuery.toString()}`);
+			window.open(
+				`${window.location.origin}${ROUTES.TRACES_EXPLORER}?${urlQuery.toString()}`,
+				'_blank',
+			);
 		}
 	};
 

frontend/src/container/InfraMonitoringK8s/Pods/PodDetails/PodDetails.tsx

@@ -50,7 +50,6 @@ import {
 	TracesAggregatorOperator,
 } from 'types/common/queryBuilder';
 import { GlobalReducer } from 'types/reducer/globalTime';
-import { openInNewTab } from 'utils/navigation';
 import { v4 as uuidv4 } from 'uuid';
 
 import PodEvents from '../../EntityDetailsUtils/EntityEvents';
@@ -436,7 +435,10 @@ function PodDetails({
 
 			urlQuery.set('compositeQuery', JSON.stringify(compositeQuery));
 
-			openInNewTab(`${ROUTES.LOGS_EXPLORER}?${urlQuery.toString()}`);
+			window.open(
+				`${window.location.origin}${ROUTES.LOGS_EXPLORER}?${urlQuery.toString()}`,
+				'_blank',
+			);
 		} else if (selectedView === VIEW_TYPES.TRACES) {
 			const compositeQuery = {
 				...initialQueryState,
@@ -455,7 +457,10 @@ function PodDetails({
 
 			urlQuery.set('compositeQuery', JSON.stringify(compositeQuery));
 
-			openInNewTab(`${ROUTES.TRACES_EXPLORER}?${urlQuery.toString()}`);
+			window.open(
+				`${window.location.origin}${ROUTES.TRACES_EXPLORER}?${urlQuery.toString()}`,
+				'_blank',
+			);
 		}
 	};
 

frontend/src/container/InfraMonitoringK8s/StatefulSets/StatefulSetDetails/StatefulSetDetails.tsx

@@ -53,7 +53,6 @@ import {
 	TracesAggregatorOperator,
 } from 'types/common/queryBuilder';
 import { GlobalReducer } from 'types/reducer/globalTime';
-import { openInNewTab } from 'utils/navigation';
 import { v4 as uuidv4 } from 'uuid';
 
 import {
@@ -432,7 +431,10 @@ function StatefulSetDetails({
 
 			urlQuery.set('compositeQuery', JSON.stringify(compositeQuery));
 
-			openInNewTab(`${ROUTES.LOGS_EXPLORER}?${urlQuery.toString()}`);
+			window.open(
+				`${window.location.origin}${ROUTES.LOGS_EXPLORER}?${urlQuery.toString()}`,
+				'_blank',
+			);
 		} else if (selectedView === VIEW_TYPES.TRACES) {
 			const compositeQuery = {
 				...initialQueryState,
@@ -451,7 +453,10 @@ function StatefulSetDetails({
 
 			urlQuery.set('compositeQuery', JSON.stringify(compositeQuery));
 
-			openInNewTab(`${ROUTES.TRACES_EXPLORER}?${urlQuery.toString()}`);
+			window.open(
+				`${window.location.origin}${ROUTES.TRACES_EXPLORER}?${urlQuery.toString()}`,
+				'_blank',
+			);
 		}
 	};
 

frontend/src/container/ListOfDashboard/DashboardsList.tsx

@@ -83,8 +83,6 @@ import {
 } from 'types/api/dashboard/getAll';
 import APIError from 'types/api/error';
 import { isModifierKeyPressed } from 'utils/app';
-import { getAbsoluteUrl } from 'utils/basePath';
-import { openInNewTab } from 'utils/navigation';
 
 import awwSnapUrl from '@/assets/Icons/awwSnap.svg';
 import dashboardsUrl from '@/assets/Icons/dashboards.svg';
@@ -459,7 +457,7 @@ function DashboardsList(): JSX.Element {
 													onClick={(e): void => {
 														e.stopPropagation();
 														e.preventDefault();
-														openInNewTab(getLink());
+														window.open(getLink(), '_blank');
 													}}
 												>
 													Open in New Tab
@@ -471,7 +469,7 @@ function DashboardsList(): JSX.Element {
 													onClick={(e): void => {
 														e.stopPropagation();
 														e.preventDefault();
-														setCopy(getAbsoluteUrl(getLink()));
+														setCopy(`${window.location.origin}${getLink()}`);
 													}}
 												>
 													Copy Link

frontend/src/container/ListOfDashboard/TableComponents/Name.tsx

@@ -1,7 +1,6 @@
 import { LockFilled } from '@ant-design/icons';
 import ROUTES from 'constants/routes';
 import history from 'lib/history';
-import { openInNewTab } from 'utils/navigation';
 
 import { Data } from '../DashboardsList';
 import { TableLinkText } from './styles';
@@ -13,7 +12,7 @@ function Name(name: Data['name'], data: Data): JSX.Element {
 
 	const onClickHandler = (event: React.MouseEvent<HTMLElement>): void => {
 		if (event.metaKey || event.ctrlKey) {
-			openInNewTab(getLink());
+			window.open(getLink(), '_blank');
 		} else {
 			history.push(getLink());
 		}

frontend/src/container/LogDetailedView/ContextView/ContextLogRenderer.tsx

@@ -17,7 +17,6 @@ import useUrlQuery from 'hooks/useUrlQuery';
 import { ILog } from 'types/api/logs/log';
 import { Query, TagFilter } from 'types/api/queryBuilder/queryBuilderData';
 import { DataSource, StringOperators } from 'types/common/queryBuilder';
-import { withBasePath } from 'utils/basePath';
 
 import { useContextLogData } from './useContextLogData';
 
@@ -117,7 +116,7 @@ function ContextLogRenderer({
 			);
 
 			const link = `${ROUTES.LOGS_EXPLORER}?${urlQuery.toString()}`;
-			window.open(withBasePath(link), '_blank', 'noopener,noreferrer');
+			window.open(link, '_blank', 'noopener,noreferrer');
 		},
 		[query, urlQuery],
 	);

frontend/src/container/LogDetailedView/InfraMetrics/InfraMetrics.styles.scss

@@ -11,6 +11,12 @@
 	}
 }
 
+.infra-metrics-grid {
+	display: grid;
+	grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
+	gap: 24px;
+}
+
 .infra-metrics-card {
 	margin: 1rem 0;
 	height: 300px;

frontend/src/container/LogDetailedView/InfraMetrics/NodeMetrics.tsx

@@ -1,6 +1,6 @@
 import { useMemo, useRef } from 'react';
 import { useQueries, UseQueryResult } from 'react-query';
-import { Card, Col, Row, Skeleton, Typography } from 'antd';
+import { Card, Skeleton, Typography } from 'antd';
 import cx from 'classnames';
 import Uplot from 'components/Uplot';
 import { ENTITY_VERSION_V4 } from 'constants/app';
@@ -163,16 +163,16 @@ function NodeMetrics({
 		);
 	};
 	return (
-		<Row gutter={24}>
+		<div className="infra-metrics-grid">
 			{queries.map((query, idx) => (
-				<Col span={12} key={widgetInfo[idx].title}>
+				<div key={widgetInfo[idx].title}>
 					<Typography.Text>{widgetInfo[idx].title}</Typography.Text>
 					<Card bordered className="infra-metrics-card" ref={graphRef}>
 						{renderCardContent(query, idx)}
 					</Card>
-				</Col>
+				</div>
 			))}
-		</Row>
+		</div>
 	);
 }
 

frontend/src/container/LogDetailedView/InfraMetrics/PodMetrics.tsx

@@ -1,6 +1,6 @@
 import { useMemo, useRef } from 'react';
 import { useQueries, UseQueryResult } from 'react-query';
-import { Card, Col, Row, Skeleton, Typography } from 'antd';
+import { Card, Skeleton, Typography } from 'antd';
 import cx from 'classnames';
 import Uplot from 'components/Uplot';
 import { ENTITY_VERSION_V4 } from 'constants/app';
@@ -146,16 +146,16 @@ function PodMetrics({
 	};
 
 	return (
-		<Row gutter={24}>
+		<div className="infra-metrics-grid">
 			{queries.map((query, idx) => (
-				<Col span={12} key={podWidgetInfo[idx].title}>
+				<div key={podWidgetInfo[idx].title}>
 					<Typography.Text>{podWidgetInfo[idx].title}</Typography.Text>
 					<Card bordered className="infra-metrics-card" ref={graphRef}>
 						{renderCardContent(query, idx)}
 					</Card>
-				</Col>
+				</div>
 			))}
-		</Row>
+		</div>
 	);
 }
 

frontend/src/container/LogDetailedView/TableView.tsx

@@ -34,7 +34,6 @@ import { SET_DETAILED_LOG_DATA } from 'types/actions/logs';
 import { IField } from 'types/api/logs/fields';
 import { ILog } from 'types/api/logs/log';
 import { DataTypes } from 'types/api/queryBuilder/queryAutocompleteResponse';
-import { openInNewTab } from 'utils/navigation';
 
 import { ActionItemProps } from './ActionItem';
 import FieldRenderer from './FieldRenderer';
@@ -192,7 +191,7 @@ function TableView({
 
 			if (event.ctrlKey || event.metaKey) {
 				// open the trace in new tab
-				openInNewTab(route);
+				window.open(route, '_blank');
 			} else {
 				history.push(route);
 			}

frontend/src/container/LogsExplorerList/TanStackTableView/index.tsx

@@ -34,7 +34,6 @@ import ROUTES from 'constants/routes';
 import { useActiveLog } from 'hooks/logs/useActiveLog';
 import { useIsDarkMode } from 'hooks/useDarkMode';
 import useDragColumns from 'hooks/useDragColumns';
-import { getAbsoluteUrl } from 'utils/basePath';
 
 import { infinityDefaultStyles } from '../InfinityTableView/config';
 import { TanStackTableStyled } from '../InfinityTableView/styles';
@@ -240,7 +239,7 @@ const TanStackTableView = forwardRef<TableVirtuosoHandle, InfinityTableProps>(
 				urlQuery.delete(QueryParams.activeLogId);
 				urlQuery.delete(QueryParams.relativeTime);
 				urlQuery.set(QueryParams.activeLogId, `"${logId}"`);
-				const link = getAbsoluteUrl(`${pathname}?${urlQuery.toString()}`);
+				const link = `${window.location.origin}${pathname}?${urlQuery.toString()}`;
 
 				setCopy(link);
 				toast.success('Copied to clipboard', { position: 'top-right' });

frontend/src/container/MetricsApplication/utils.ts

@@ -1,6 +1,5 @@
 import { QueryParams } from 'constants/query';
 import ROUTES from 'constants/routes';
-import { withBasePath } from 'utils/basePath';
 
 import { TopOperationList } from './TopOperationsTable';
 import { NavigateToTraceProps } from './types';
@@ -38,7 +37,7 @@ export const navigateToTrace = ({
 	}=${JSONCompositeQuery}`;
 
 	if (openInNewTab) {
-		window.open(withBasePath(newTraceExplorerPath), '_blank');
+		window.open(newTraceExplorerPath, '_blank');
 	} else {
 		safeNavigate(newTraceExplorerPath);
 	}

frontend/src/container/QueryTable/Drilldown/useBaseAggregateOptions.tsx

@@ -14,7 +14,6 @@ import ContextMenu from 'periscope/components/ContextMenu';
 import { useDashboardStore } from 'providers/Dashboard/store/useDashboardStore';
 import { ContextLinksData } from 'types/api/dashboard/getAll';
 import { Query } from 'types/api/queryBuilder/queryBuilderData';
-import { openInNewTab } from 'utils/navigation';
 
 import { ContextMenuItem } from './contextConfig';
 import { getDataLinks } from './dataLinksUtils';
@@ -116,7 +115,7 @@ const useBaseAggregateOptions = ({
 					key={id}
 					icon={<LinkOutlined />}
 					onClick={(): void => {
-						openInNewTab(url);
+						window.open(url, '_blank');
 						onClose?.();
 					}}
 				>

frontend/src/container/RoutingPolicies/RoutingPolicyDetails.tsx

@@ -14,7 +14,6 @@ import { ModalTitle } from 'container/PipelinePage/PipelineListsView/styles';
 import { Check, Loader, X } from 'lucide-react';
 import { useAppContext } from 'providers/App/App';
 import { USER_ROLES } from 'types/roles';
-import { openInNewTab } from 'utils/navigation';
 
 import { INITIAL_ROUTING_POLICY_DETAILS_FORM_STATE } from './constants';
 import {
@@ -77,7 +76,7 @@ function RoutingPolicyDetails({
 							style={{ padding: '0 4px' }}
 							type="link"
 							onClick={(): void => {
-								openInNewTab(ROUTES.CHANNELS_NEW);
+								window.open(ROUTES.CHANNELS_NEW, '_blank');
 							}}
 						>
 							here.

frontend/src/container/SideNav/config.ts

@@ -46,6 +46,7 @@ export const routeConfig: Record<string, QueryParams[]> = {
 	[ROUTES.TRACES_EXPLORER]: [QueryParams.resourceAttributes],
 	[ROUTES.TRACE]: [QueryParams.resourceAttributes],
 	[ROUTES.TRACE_DETAIL]: [QueryParams.resourceAttributes],
+	[ROUTES.TRACE_DETAIL_OLD]: [QueryParams.resourceAttributes],
 	[ROUTES.UN_AUTHORIZED]: [QueryParams.resourceAttributes],
 	[ROUTES.USAGE_EXPLORER]: [QueryParams.resourceAttributes],
 	[ROUTES.VERSION]: [QueryParams.resourceAttributes],

frontend/src/container/SpanDetailsDrawer/SpanLogs/SpanLogs.tsx

@@ -28,7 +28,6 @@ import {
 } from 'types/api/queryBuilder/queryAutocompleteResponse';
 import { TagFilter } from 'types/api/queryBuilder/queryBuilderData';
 import { DataSource } from 'types/common/queryBuilder';
-import { openInNewTab } from 'utils/navigation';
 import { v4 as uuid } from 'uuid';
 
 import noDataUrl from '@/assets/Icons/no-data.svg';
@@ -144,7 +143,7 @@ function SpanLogs({
 
 			const url = `${ROUTES.LOGS_EXPLORER}?${createQueryParams(queryParams)}`;
 
-			openInNewTab(url);
+			window.open(url, '_blank');
 		},
 		[
 			isLogSpanRelated,

frontend/src/container/SpanDetailsDrawer/SpanLogs/spanLogs.styles.scss

@@ -23,7 +23,6 @@
 
 	&-empty-content {
 		height: 100%;
-		border: 1px solid var(--l1-border);
 		border-top: none;
 		display: flex;
 		flex-direction: column;

frontend/src/container/SpanDetailsDrawer/SpanRelatedSignals/SpanRelatedSignals.tsx

@@ -17,7 +17,6 @@ import { BarChart2, Compass, X } from 'lucide-react';
 import { BaseAutocompleteData } from 'types/api/queryBuilder/queryAutocompleteResponse';
 import { Span } from 'types/api/trace/getTraceV2';
 import { DataSource, LogsAggregatorOperator } from 'types/common/queryBuilder';
-import { getAbsoluteUrl } from 'utils/basePath';
 
 import { RelatedSignalsViews } from '../constants';
 import SpanLogs from '../SpanLogs/SpanLogs';
@@ -159,7 +158,9 @@ function SpanRelatedSignals({
 		searchParams.set(QueryParams.endTime, endTimeMs.toString());
 
 		window.open(
-			getAbsoluteUrl(`${ROUTES.LOGS_EXPLORER}?${searchParams.toString()}`),
+			`${window.location.origin}${
+				ROUTES.LOGS_EXPLORER
+			}?${searchParams.toString()}`,
 			'_blank',
 			'noopener,noreferrer',
 		);

frontend/src/container/TopNav/DateTimeSelectionV2/constants.ts

@@ -143,6 +143,7 @@ export const routesToSkip = [
 	ROUTES.SETTINGS,
 	ROUTES.LIST_ALL_ALERT,
 	ROUTES.TRACE_DETAIL,
+	ROUTES.TRACE_DETAIL_OLD,
 	ROUTES.ALL_CHANNELS,
 	ROUTES.USAGE_EXPLORER,
 	ROUTES.GET_STARTED,

frontend/src/container/Trace/TraceTable/index.tsx

@@ -31,7 +31,6 @@ import {
 	UPDATE_SPANS_AGGREGATE_PAGE_SIZE,
 } from 'types/actions/trace';
 import { TraceReducer } from 'types/reducer/trace';
-import { openInNewTab } from 'utils/navigation';
 import { v4 } from 'uuid';
 
 dayjs.extend(duration);
@@ -215,7 +214,7 @@ function TraceTable(): JSX.Element {
 					event.preventDefault();
 					event.stopPropagation();
 					if (event.metaKey || event.ctrlKey) {
-						openInNewTab(getLink(record));
+						window.open(getLink(record), '_blank');
 					} else {
 						history.push(getLink(record));
 					}

frontend/src/container/TracesTableComponent/TracesTableComponent.tsx

@@ -28,7 +28,6 @@ import { useTimezone } from 'providers/Timezone';
 import { SuccessResponse } from 'types/api';
 import { Widgets } from 'types/api/dashboard/getAll';
 import { MetricRangePayloadProps } from 'types/api/metrics/getQueryRange';
-import { openInNewTab } from 'utils/navigation';
 
 import './TracesTableComponent.styles.scss';
 
@@ -87,7 +86,7 @@ function TracesTableComponent({
 				event.preventDefault();
 				event.stopPropagation();
 				if (event.metaKey || event.ctrlKey) {
-					openInNewTab(getTraceLink(record));
+					window.open(getTraceLink(record), '_blank');
 				} else {
 					history.push(getTraceLink(record));
 				}

frontend/src/hooks/logs/useCopyLogLink.ts

@@ -17,7 +17,6 @@ import useUrlQuery from 'hooks/useUrlQuery';
 import useUrlQueryData from 'hooks/useUrlQueryData';
 import { AppState } from 'store/reducers';
 import { GlobalReducer } from 'types/reducer/globalTime';
-import { getAbsoluteUrl } from 'utils/basePath';
 
 import { HIGHLIGHTED_DELAY } from './configs';
 import { UseCopyLogLink } from './types';
@@ -61,7 +60,7 @@ export const useCopyLogLink = (logId?: string): UseCopyLogLink => {
 			urlQuery.set(QueryParams.startTime, minTime?.toString() || '');
 			urlQuery.set(QueryParams.endTime, maxTime?.toString() || '');
 
-			const link = getAbsoluteUrl(`${pathname}?${urlQuery.toString()}`);
+			const link = `${window.location.origin}${pathname}?${urlQuery.toString()}`;
 
 			setCopy(link);
 

frontend/src/hooks/trace/useCopySpanLink.ts

@@ -1,18 +1,22 @@
 import { MouseEventHandler, useCallback } from 'react';
 import { useLocation } from 'react-router-dom';
 import { useCopyToClipboard } from 'react-use';
-import { useNotifications } from 'hooks/useNotifications';
+import { toast } from '@signozhq/ui';
 import useUrlQuery from 'hooks/useUrlQuery';
-import { Span } from 'types/api/trace/getTraceV2';
-import { getAbsoluteUrl } from 'utils/basePath';
+
+// Accepts both V2 (spanId) and V3 (span_id) span shapes
+// TODO: Remove V2 (spanId) support when phasing out V2
+interface SpanLike {
+	spanId?: string;
+	span_id?: string;
+}
 
 export const useCopySpanLink = (
-	span?: Span,
+	span?: SpanLike,
 ): { onSpanCopy: MouseEventHandler<HTMLElement> } => {
 	const urlQuery = useUrlQuery();
 	const { pathname } = useLocation();
 	const [, setCopy] = useCopyToClipboard();
-	const { notifications } = useNotifications();
 
 	const onSpanCopy: MouseEventHandler<HTMLElement> = useCallback(
 		(event) => {
@@ -25,18 +29,20 @@ export const useCopySpanLink = (
 
 			urlQuery.delete('spanId');
 
-			if (span.spanId) {
-				urlQuery.set('spanId', span?.spanId);
+			const id = span.span_id || span.spanId;
+			if (id) {
+				urlQuery.set('spanId', id);
 			}
 
-			const link = getAbsoluteUrl(`${pathname}?${urlQuery.toString()}`);
+			const link = `${window.location.origin}${pathname}?${urlQuery.toString()}`;
 
 			setCopy(link);
-			notifications.success({
-				message: 'Copied to clipboard',
+			toast.success('Copied to clipboard', {
+				richColors: true,
+				position: 'top-right',
 			});
 		},
-		[span, urlQuery, pathname, setCopy, notifications],
+		[span, urlQuery, pathname, setCopy],
 	);
 
 	return {

frontend/src/hooks/trace/useGetTraceFlamegraph.tsx

@@ -16,7 +16,7 @@ const useGetTraceFlamegraph = (
 		queryKey: [
 			REACT_QUERY_KEY.GET_TRACE_V2_FLAMEGRAPH,
 			props.traceId,
-			props.selectedSpanId,
+			// props.selectedSpanId,
 		],
 		enabled: !!props.traceId,
 		keepPreviousData: true,

frontend/src/hooks/trace/useGetTraceV3.tsx

@@ -0,0 +1,29 @@
+import { useQuery, UseQueryResult } from 'react-query';
+import getTraceV3 from 'api/trace/getTraceV3';
+import { REACT_QUERY_KEY } from 'constants/reactQueryKeys';
+import { ErrorResponse, SuccessResponse } from 'types/api';
+import {
+	GetTraceV3PayloadProps,
+	GetTraceV3SuccessResponse,
+} from 'types/api/trace/getTraceV3';
+
+const useGetTraceV3 = (props: GetTraceV3PayloadProps): UseTraceV3 =>
+	useQuery({
+		queryFn: () => getTraceV3(props),
+		queryKey: [
+			REACT_QUERY_KEY.GET_TRACE_V3_WATERFALL,
+			props.traceId,
+			props.selectedSpanId,
+			props.isSelectedSpanIDUnCollapsed,
+		],
+		enabled: !!props.traceId,
+		keepPreviousData: true,
+		refetchOnWindowFocus: false,
+	});
+
+type UseTraceV3 = UseQueryResult<
+	SuccessResponse<GetTraceV3SuccessResponse> | ErrorResponse,
+	unknown
+>;
+
+export default useGetTraceV3;

frontend/src/hooks/useSafeNavigate.ts

@@ -1,7 +1,6 @@
 import { useCallback } from 'react';
 import { useLocation, useNavigate } from 'react-router-dom-v5-compat';
 import { cloneDeep, isEqual } from 'lodash-es';
-import { withBasePath } from 'utils/basePath';
 
 interface NavigateOptions {
 	replace?: boolean;
@@ -131,7 +130,7 @@ export const useSafeNavigate = (
 					typeof to === 'string'
 						? to
 						: `${to.pathname || location.pathname}${to.search || ''}`;
-				window.open(withBasePath(targetPath), '_blank');
+				window.open(targetPath, '_blank');
 				return;
 			}
 

frontend/src/lib/history.ts

@@ -1,4 +1,3 @@
 import { createBrowserHistory } from 'history';
-import { getBasePath } from 'utils/basePath';
 
-export default createBrowserHistory({ basename: getBasePath() });
+export default createBrowserHistory();

frontend/src/lib/uPlotLib/utils/generateColor.ts

@@ -7,6 +7,23 @@ export function hashFn(str: string): number {
 	return hash >>> 0;
 }
 
+export function colorToRgb(color: string): string {
+	// Handle hex colors
+	const hexMatch = /^#?([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})$/i.exec(color);
+	if (hexMatch) {
+		return `${parseInt(hexMatch[1], 16)}, ${parseInt(
+			hexMatch[2],
+			16,
+		)}, ${parseInt(hexMatch[3], 16)}`;
+	}
+	// Handle rgb() colors
+	const rgbMatch = /^rgb\((\d+),\s*(\d+),\s*(\d+)\)$/.exec(color);
+	if (rgbMatch) {
+		return `${rgbMatch[1]}, ${rgbMatch[2]}, ${rgbMatch[3]}`;
+	}
+	return '136, 136, 136';
+}
+
 export function generateColor(
 	key: string,
 	colorMap: Record<string, string>,

frontend/src/lib/uPlotV2/plugins/__tests__/TooltipPlugin.test.ts

@@ -569,8 +569,12 @@ describe('TooltipPlugin', () => {
 				}),
 			);
 
-			const resizeCall = addSpy.mock.calls.find(([type]) => type === 'resize');
-			const scrollCall = addSpy.mock.calls.find(([type]) => type === 'scroll');
+			const resizeCall = addSpy.mock.calls.find(
+				([type]) => type === ('resize' as keyof WindowEventMap),
+			);
+			const scrollCall = addSpy.mock.calls.find(
+				([type]) => type === ('scroll' as keyof WindowEventMap),
+			);
 
 			expect(resizeCall).toBeDefined();
 			expect(scrollCall).toBeDefined();

frontend/src/pages/ErrorBoundaryFallback/ErrorBoundaryFallback.tsx

@@ -4,7 +4,6 @@ import ROUTES from 'constants/routes';
 import { useGetTenantLicense } from 'hooks/useGetTenantLicense';
 import { Home, LifeBuoy } from 'lucide-react';
 import { handleContactSupport } from 'pages/Integrations/utils';
-import { withBasePath } from 'utils/basePath';
 
 import cloudUrl from '@/assets/Images/cloud.svg';
 
@@ -12,8 +11,8 @@ import './ErrorBoundaryFallback.styles.scss';
 
 function ErrorBoundaryFallback(): JSX.Element {
 	const handleReload = (): void => {
-		// Hard reload resets Sentry.ErrorBoundary state; withBasePath preserves any /signoz/ prefix.
-		window.location.href = withBasePath(ROUTES.HOME);
+		// Go to home page
+		window.location.href = ROUTES.HOME;
 	};
 
 	const { isCloudUser: isCloudUserVal } = useGetTenantLicense();

frontend/src/pages/MessagingQueues/MQDetails/DropRateView/DropRateView.tsx

@@ -19,7 +19,6 @@ import {
 } from 'pages/MessagingQueues/MessagingQueuesUtils';
 import { AppState } from 'store/reducers';
 import { GlobalReducer } from 'types/reducer/globalTime';
-import { openInNewTab } from 'utils/navigation';
 
 import {
 	convertToMilliseconds,
@@ -94,7 +93,7 @@ export function getColumns(
 											key={item}
 											className="traceid-text"
 											onClick={(): void => {
-												openInNewTab(`${ROUTES.TRACE}/${item}`);
+												window.open(`${ROUTES.TRACE}/${item}`, '_blank');
 												logEvent(`MQ Kafka: Drop Rate - traceid navigation`, {
 													item,
 												});
@@ -124,7 +123,7 @@ export function getColumns(
 						onClick={(e): void => {
 							e.preventDefault();
 							e.stopPropagation();
-							openInNewTab(`/services/${encodeURIComponent(text)}`);
+							window.open(`/services/${encodeURIComponent(text)}`, '_blank');
 						}}
 					>
 						{text}

frontend/src/pages/TraceDetailV3Page/index.tsx

@@ -0,0 +1,5 @@
+import TraceDetailsV3 from '../TraceDetailsV3';
+
+export default function TraceDetailV3Page(): JSX.Element {
+	return <TraceDetailsV3 />;
+}

frontend/src/pages/TraceDetailsV3/SpanDetailsPanel/AnalyticsPanel/AnalyticsPanel.styles.scss

@@ -0,0 +1,96 @@
+.analytics-panel {
+	&__body {
+		padding: 12px 6px;
+		display: flex;
+		flex-direction: column;
+		flex: 1;
+		min-height: 0;
+		overflow: hidden;
+		background: var(--l1-background);
+
+		// TabsRoot — last direct child div
+		> div:last-child {
+			flex: 1;
+			display: flex;
+			flex-direction: column;
+			min-height: 0;
+			overflow: hidden;
+		}
+
+		[role='tablist'] {
+			flex-shrink: 0;
+		}
+	}
+
+	&__tabs-scroll {
+		flex: 1;
+		min-height: 0;
+		overflow-y: auto;
+		scrollbar-width: none;
+	}
+
+	&__list {
+		display: grid;
+		grid-template-columns: auto auto 1fr;
+		gap: 4px 8px;
+		padding: 8px 0;
+		align-items: center;
+	}
+
+	&__dot {
+		width: 8px;
+		height: 8px;
+		border-radius: 2px;
+	}
+
+	&__service-name {
+		font-size: 13px;
+		color: var(--l1-foreground);
+		word-break: break-word;
+	}
+
+	&__bar-cell {
+		display: flex;
+		align-items: center;
+		gap: 8px;
+	}
+
+	&__bar {
+		flex: 1;
+		height: 6px;
+		background: var(--l3-background);
+		border-radius: 3px;
+		min-width: 40px;
+
+		&--small {
+			max-width: 80px;
+			flex: 0 0 80px;
+		}
+	}
+
+	&__bar-fill {
+		height: 100%;
+		border-radius: 3px;
+	}
+
+	&__value {
+		flex-shrink: 0;
+		text-align: right;
+		font-size: 13px;
+		font-weight: 500;
+		color: var(--l1-foreground);
+
+		&--wide {
+			min-width: 55px;
+		}
+
+		&--narrow {
+			min-width: 25px;
+		}
+	}
+
+	// Tabs root
+	[class*='tabs__list-wrapper'] {
+		padding-left: 0 !important;
+	}
+}

frontend/src/pages/TraceDetailsV3/SpanDetailsPanel/AnalyticsPanel/AnalyticsPanel.tsx

@@ -0,0 +1,185 @@
+import { useMemo } from 'react';
+import { TabsContent, TabsList, TabsRoot, TabsTrigger } from '@signozhq/ui';
+import { DetailsHeader } from 'components/DetailsPanel';
+import { themeColors } from 'constants/theme';
+import { generateColor } from 'lib/uPlotLib/utils/generateColor';
+import { FloatingPanel } from 'periscope/components/FloatingPanel';
+
+import './AnalyticsPanel.styles.scss';
+
+interface AnalyticsPanelProps {
+	isOpen: boolean;
+	onClose: () => void;
+	serviceExecTime?: Record<string, number>;
+	traceStartTime?: number;
+	traceEndTime?: number;
+	// TODO: Re-enable when backend provides per-service span counts
+	// spans?: Span[];
+}
+
+const PANEL_WIDTH = 350;
+const PANEL_MARGIN_RIGHT = 100;
+const PANEL_MARGIN_TOP = 50;
+const PANEL_MARGIN_BOTTOM = 50;
+
+function AnalyticsPanel({
+	isOpen,
+	onClose,
+	serviceExecTime = {},
+	traceStartTime = 0,
+	traceEndTime = 0,
+}: AnalyticsPanelProps): JSX.Element | null {
+	const spread = traceEndTime - traceStartTime;
+
+	const execTimeRows = useMemo(() => {
+		if (spread <= 0) {
+			return [];
+		}
+		return Object.entries(serviceExecTime)
+			.map(([service, duration]) => ({
+				service,
+				percentage: (duration * 100) / spread,
+				color: generateColor(service, themeColors.traceDetailColorsV3),
+			}))
+			.sort((a, b) => b.percentage - a.percentage);
+	}, [serviceExecTime, spread]);
+
+	// const spanCountRows = useMemo(() => {
+	// 	const counts: Record<string, number> = {};
+	// 	for (const span of spans) {
+	// 		const name = span.serviceName || 'unknown';
+	// 		counts[name] = (counts[name] || 0) + 1;
+	// 	}
+	// 	return Object.entries(counts)
+	// 		.map(([service, count]) => ({
+	// 			service,
+	// 			count,
+	// 			color: generateColor(service, themeColors.traceDetailColorsV3),
+	// 		}))
+	// 		.sort((a, b) => b.count - a.count);
+	// }, [spans]);
+
+	// const maxSpanCount = spanCountRows[0]?.count || 1;
+
+	if (!isOpen) {
+		return null;
+	}
+
+	return (
+		<FloatingPanel
+			isOpen
+			className="analytics-panel"
+			width={PANEL_WIDTH}
+			height={window.innerHeight - PANEL_MARGIN_TOP - PANEL_MARGIN_BOTTOM}
+			defaultPosition={{
+				x: window.innerWidth - PANEL_WIDTH - PANEL_MARGIN_RIGHT,
+				y: PANEL_MARGIN_TOP,
+			}}
+			enableResizing={{
+				top: true,
+				bottom: true,
+				left: false,
+				right: false,
+				topLeft: false,
+				topRight: false,
+				bottomLeft: false,
+				bottomRight: false,
+			}}
+		>
+			<DetailsHeader
+				title="Analytics"
+				onClose={onClose}
+				className="floating-panel__drag-handle"
+			/>
+
+			<div className="analytics-panel__body">
+				<TabsRoot defaultValue="exec-time">
+					<TabsList variant="secondary">
+						<TabsTrigger value="exec-time" variant="secondary">
+							% exec time
+						</TabsTrigger>
+						{/* TODO: Enable when backend provides per-service span counts
+						<TabsTrigger value="spans" variant="secondary">
+							Spans
+						</TabsTrigger>
+						*/}
+					</TabsList>
+
+					<div className="analytics-panel__tabs-scroll">
+						<TabsContent value="exec-time">
+							<div className="analytics-panel__list">
+								{execTimeRows.map((row) => (
+									<>
+										<div
+											key={`${row.service}-dot`}
+											className="analytics-panel__dot"
+											style={{ backgroundColor: row.color }}
+										/>
+										<span
+											key={`${row.service}-name`}
+											className="analytics-panel__service-name"
+										>
+											{row.service}
+										</span>
+										<div key={`${row.service}-bar`} className="analytics-panel__bar-cell">
+											<div className="analytics-panel__bar">
+												<div
+													className="analytics-panel__bar-fill"
+													style={{
+														width: `${Math.min(row.percentage, 100)}%`,
+														backgroundColor: row.color,
+													}}
+												/>
+											</div>
+											<span className="analytics-panel__value analytics-panel__value--wide">
+												{row.percentage.toFixed(2)}%
+											</span>
+										</div>
+									</>
+								))}
+							</div>
+						</TabsContent>
+
+						{/* TODO: Enable when backend provides per-service span counts
+						<TabsContent value="spans">
+							<div className="analytics-panel__list">
+								{spanCountRows.map((row) => (
+									<>
+										<div
+											key={`${row.service}-dot`}
+											className="analytics-panel__dot"
+											style={{ backgroundColor: row.color }}
+										/>
+										<span
+											key={`${row.service}-name`}
+											className="analytics-panel__service-name"
+										>
+											{row.service}
+										</span>
+										<div key={`${row.service}-bar`} className="analytics-panel__bar-cell">
+											<div className="analytics-panel__bar">
+												<div
+													className="analytics-panel__bar-fill"
+													style={{
+														width: `${(row.count / maxSpanCount) * 100}%`,
+														backgroundColor: row.color,
+													}}
+												/>
+											</div>
+											<span className="analytics-panel__value analytics-panel__value--narrow">
+												{row.count}
+											</span>
+										</div>
+									</>
+								))}
+							</div>
+						</TabsContent>
+						*/}
+					</div>
+				</TabsRoot>
+			</div>
+		</FloatingPanel>
+	);
+}
+
+export default AnalyticsPanel;

frontend/src/pages/TraceDetailsV3/SpanDetailsPanel/LinkedSpans/LinkedSpans.styles.scss

@@ -0,0 +1,34 @@
+.linked-spans {
+	position: relative;
+
+	&__toggle {
+		display: inline-flex;
+		align-items: center;
+		gap: 4px;
+		background: none;
+		border: none;
+		padding: 0;
+		cursor: pointer;
+		color: inherit;
+		font: inherit;
+	}
+
+	&__label {
+		white-space: nowrap;
+	}
+
+	&__chevron {
+		transition: transform 0.15s ease;
+
+		&--open {
+			transform: rotate(90deg);
+		}
+	}
+
+	&__list {
+		display: flex;
+		flex-direction: column;
+		gap: 12px;
+		padding: 12px 0;
+	}
+}

frontend/src/pages/TraceDetailsV3/SpanDetailsPanel/LinkedSpans/LinkedSpans.tsx

@@ -0,0 +1,118 @@
+import { useCallback, useMemo, useState } from 'react';
+import { Link } from 'react-router-dom';
+import { ChevronDown, ChevronRight } from '@signozhq/icons';
+import { Badge } from '@signozhq/ui';
+import ROUTES from 'constants/routes';
+import KeyValueLabel from 'periscope/components/KeyValueLabel';
+
+import './LinkedSpans.styles.scss';
+
+interface SpanReference {
+	traceId: string;
+	spanId: string;
+	refType: string;
+}
+
+interface LinkedSpansProps {
+	// eslint-disable-next-line @typescript-eslint/no-explicit-any
+	references: any;
+}
+
+interface LinkedSpansState {
+	linkedSpans: SpanReference[];
+	count: number;
+	isOpen: boolean;
+	toggleOpen: () => void;
+}
+
+export function useLinkedSpans(references: any): LinkedSpansState {
+	const [isOpen, setIsOpen] = useState(false);
+
+	const linkedSpans: SpanReference[] = useMemo(
+		() =>
+			(references || []).filter(
+				(ref: SpanReference) => ref.refType !== 'CHILD_OF',
+			),
+		[references],
+	);
+
+	const toggleOpen = useCallback(() => setIsOpen((prev) => !prev), []);
+
+	return {
+		linkedSpans,
+		count: linkedSpans.length,
+		isOpen,
+		toggleOpen,
+	};
+}
+
+export function LinkedSpansToggle({
+	count,
+	isOpen,
+	toggleOpen,
+}: {
+	count: number;
+	isOpen: boolean;
+	toggleOpen: () => void;
+}): JSX.Element {
+	if (count === 0) {
+		return <span className="linked-spans__label">0 linked spans</span>;
+	}
+
+	return (
+		<button type="button" className="linked-spans__toggle" onClick={toggleOpen}>
+			<span className="linked-spans__label">
+				{count} linked span{count !== 1 ? 's' : ''}
+			</span>
+			{isOpen ? <ChevronDown size={12} /> : <ChevronRight size={12} />}
+		</button>
+	);
+}
+
+export function LinkedSpansPanel({
+	linkedSpans,
+	isOpen,
+}: {
+	linkedSpans: SpanReference[];
+	isOpen: boolean;
+}): JSX.Element | null {
+	const getLink = useCallback(
+		(item: SpanReference): string =>
+			`${ROUTES.TRACE}/${item.traceId}?spanId=${item.spanId}`,
+		[],
+	);
+
+	if (!isOpen || linkedSpans.length === 0) {
+		return null;
+	}
+
+	return (
+		<div className="linked-spans__list">
+			{linkedSpans.map((item) => (
+				<KeyValueLabel
+					key={item.spanId}
+					badgeKey="Linked Span ID"
+					badgeValue={
+						<Link to={getLink(item)}>
+							<Badge color="vanilla">{item.spanId}</Badge>
+						</Link>
+					}
+					direction="column"
+				/>
+			))}
+		</div>
+	);
+}
+
+function LinkedSpans({ references }: LinkedSpansProps): JSX.Element {
+	const { linkedSpans, count, isOpen, toggleOpen } = useLinkedSpans(references);
+
+	return (
+		<div className="linked-spans">
+			<LinkedSpansToggle count={count} isOpen={isOpen} toggleOpen={toggleOpen} />
+			<LinkedSpansPanel linkedSpans={linkedSpans} isOpen={isOpen} />
+		</div>
+	);
+}
+
+export default LinkedSpans;

frontend/src/pages/TraceDetailsV3/SpanDetailsPanel/SpanDetailsPanel.styles.scss

@@ -0,0 +1,154 @@
+.span-details-panel {
+	height: 100%;
+	display: flex;
+	flex-direction: column;
+	overflow: hidden;
+
+	&__header-nav {
+		display: flex;
+		align-items: center;
+		gap: 2px;
+	}
+
+	&__body {
+		padding: 12px;
+		display: flex;
+		flex-wrap: wrap;
+		flex: 1;
+		min-height: 0;
+		overflow-y: auto;
+		scrollbar-width: none;
+		background: var(--l1-background);
+		font-size: 14px;
+		gap: 16px;
+
+		.data-viewer {
+			min-height: 500px;
+		}
+	}
+
+	&__details-section {
+		flex: 1 1 375px;
+		min-width: 0;
+		max-height: 100%;
+		overflow-y: auto;
+		scrollbar-width: none;
+	}
+
+	&__tabs-section {
+		flex: 1 1 375px;
+		min-width: 0;
+		max-height: 100%;
+		min-height: 400px;
+		display: flex;
+		flex-direction: column;
+		overflow: hidden;
+
+		// TabsRoot — direct child of tabs-section
+		> div {
+			flex: 1;
+			display: flex;
+			flex-direction: column;
+			min-height: 0;
+			overflow: hidden;
+		}
+
+		[role='tablist'] {
+			flex-shrink: 0;
+		}
+
+		[role='tab'] {
+			color: var(--foreground) !important;
+		}
+
+		[class*='tabs__list-wrapper'] {
+			padding-left: 0 !important;
+		}
+	}
+
+	&__tabs-scroll {
+		flex: 1;
+		min-height: 0;
+		overflow-y: auto;
+		scrollbar-width: none;
+
+		[role='tabpanel'] {
+			padding: 0;
+		}
+	}
+
+	&__span-row {
+		display: flex;
+		align-items: center;
+		flex-wrap: wrap;
+		gap: 8px;
+		justify-content: space-between;
+	}
+
+	&__span-info {
+		display: flex;
+		flex-wrap: wrap;
+		gap: 4px 16px;
+		padding: 8px 0;
+	}
+
+	&__span-info-item {
+		display: flex;
+		align-items: center;
+		gap: 8px;
+		font-size: 13px;
+		color: var(--l2-foreground);
+		white-space: nowrap;
+	}
+
+	&__highlighted-options {
+		padding: 8px 0;
+		display: flex;
+		flex-wrap: wrap;
+		gap: 0;
+
+		.key-value-label {
+			flex: 1 1 50%;
+			min-width: 120px;
+			overflow: hidden;
+		}
+	}
+
+	&__service-dot {
+		display: inline-block;
+		width: 6px;
+		height: 6px;
+		border-radius: 50%;
+		background: var(--bg-forest-500);
+	}
+
+	&__trace-id {
+		color: var(--accent-primary);
+		overflow: hidden;
+		text-overflow: ellipsis;
+		white-space: nowrap;
+		display: block;
+	}
+
+	&__key-attributes {
+		display: flex;
+		flex-direction: column;
+		gap: 8px;
+		padding: 8px 0;
+
+		&-label {
+			font-size: var(--font-size-xs);
+			font-weight: var(--font-weight-medium);
+			color: var(--l2-foreground);
+			text-transform: uppercase;
+			letter-spacing: 0.48px;
+			line-height: var(--line-height-20);
+		}
+
+		&-chips {
+			display: flex;
+			flex-wrap: wrap;
+			gap: 6px;
+		}
+	}
+}

frontend/src/pages/TraceDetailsV3/SpanDetailsPanel/SpanDetailsPanel.tsx

@@ -0,0 +1,616 @@
+import { useCallback, useMemo, useState } from 'react';
+import { useCopyToClipboard } from 'react-use';
+import { Button } from '@signozhq/button';
+import {
+	Bookmark,
+	CalendarClock,
+	ChartBar,
+	ChartColumnBig,
+	Copy,
+	Dock,
+	Link2,
+	Logs,
+	PanelBottom,
+	ScrollText,
+	Timer,
+} from '@signozhq/icons';
+import {
+	TabsContent,
+	TabsList,
+	TabsRoot,
+	TabsTrigger,
+	toast,
+} from '@signozhq/ui';
+import { Skeleton, Tooltip } from 'antd';
+import { DetailsHeader, DetailsPanelDrawer } from 'components/DetailsPanel';
+import { HeaderAction } from 'components/DetailsPanel/DetailsHeader/DetailsHeader';
+import { DetailsPanelState } from 'components/DetailsPanel/types';
+import { getYAxisFormattedValue } from 'components/Graph/yAxisConfig';
+import { QueryParams } from 'constants/query';
+import {
+	initialQueryBuilderFormValuesMap,
+	initialQueryState,
+} from 'constants/queryBuilder';
+import ROUTES from 'constants/routes';
+import InfraMetrics from 'container/LogDetailedView/InfraMetrics/InfraMetrics';
+import { getEmptyLogsListConfig } from 'container/LogsExplorerList/utils';
+import Events from 'container/SpanDetailsDrawer/Events/Events';
+import SpanLogs from 'container/SpanDetailsDrawer/SpanLogs/SpanLogs';
+import { useSpanContextLogs } from 'container/SpanDetailsDrawer/SpanLogs/useSpanContextLogs';
+import dayjs from 'dayjs';
+import { getSpanAttribute, hasInfraMetadata } from 'pages/TraceDetailsV3/utils';
+import { ActionMenu, ActionMenuItem } from 'periscope/components/ActionMenu';
+import { DataViewer } from 'periscope/components/DataViewer';
+import { FloatingPanel } from 'periscope/components/FloatingPanel';
+import KeyValueLabel from 'periscope/components/KeyValueLabel';
+import { getLeafKeyFromPath } from 'periscope/components/PrettyView/utils';
+import { BaseAutocompleteData } from 'types/api/queryBuilder/queryAutocompleteResponse';
+import { SpanV3 } from 'types/api/trace/getTraceV3';
+import { DataSource, LogsAggregatorOperator } from 'types/common/queryBuilder';
+
+import AnalyticsPanel from './AnalyticsPanel/AnalyticsPanel';
+import { HIGHLIGHTED_OPTIONS } from './config';
+import {
+	KEY_ATTRIBUTE_KEYS,
+	SpanDetailVariant,
+	VISIBLE_ACTIONS,
+} from './constants';
+import { useSpanAttributeActions } from './hooks/useSpanAttributeActions';
+import {
+	LinkedSpansPanel,
+	LinkedSpansToggle,
+	useLinkedSpans,
+} from './LinkedSpans/LinkedSpans';
+import SpanPercentileBadge from './SpanPercentile/SpanPercentileBadge';
+import SpanPercentilePanel from './SpanPercentile/SpanPercentilePanel';
+import useSpanPercentile from './SpanPercentile/useSpanPercentile';
+
+import './SpanDetailsPanel.styles.scss';
+
+interface SpanDetailsPanelProps {
+	panelState: DetailsPanelState;
+	selectedSpan: SpanV3 | undefined;
+	variant?: SpanDetailVariant;
+	onVariantChange?: (variant: SpanDetailVariant) => void;
+	traceStartTime?: number;
+	traceEndTime?: number;
+	serviceExecTime?: Record<string, number>;
+}
+
+function SpanDetailsContent({
+	selectedSpan,
+	traceStartTime,
+	traceEndTime,
+}: {
+	selectedSpan: SpanV3;
+	traceStartTime?: number;
+	traceEndTime?: number;
+}): JSX.Element {
+	const FIVE_MINUTES_IN_MS = 5 * 60 * 1000;
+	const spanAttributeActions = useSpanAttributeActions();
+	const percentile = useSpanPercentile(selectedSpan);
+	const linkedSpans = useLinkedSpans((selectedSpan as any).references);
+
+	// Map span attribute actions to PrettyView actions format.
+	// Use the last key in fieldKeyPath (the actual attribute key), not the full display path.
+	const prettyViewCustomActions = useMemo(
+		() =>
+			spanAttributeActions.map((action) => ({
+				key: action.value,
+				label: action.label,
+				icon: action.icon,
+				shouldHide: action.shouldHide,
+				onClick: (context: {
+					fieldKey: string;
+					fieldKeyPath: (string | number)[];
+					fieldValue: unknown;
+				}): void => {
+					const leafKey = getLeafKeyFromPath(context.fieldKeyPath, context.fieldKey);
+					action.callback({
+						key: leafKey,
+						value: String(context.fieldValue),
+					});
+				},
+			})),
+		[spanAttributeActions],
+	);
+
+	const [, setCopy] = useCopyToClipboard();
+
+	// Build dropdown menu for key attributes (copy + span actions, no pin)
+	const buildKeyAttrMenu = useCallback(
+		(key: string, value: string): ActionMenuItem[] => {
+			const items: ActionMenuItem[] = [
+				{
+					key: 'copy-value',
+					label: 'Copy Value',
+					icon: <Copy size={12} />,
+					onClick: (): void => {
+						setCopy(value);
+						toast.success('Copied to clipboard', {
+							richColors: true,
+							position: 'top-right',
+						});
+					},
+				},
+			];
+			spanAttributeActions.forEach((action) => {
+				if (action.shouldHide && action.shouldHide(key)) {
+					return;
+				}
+				items.push({
+					key: action.value,
+					label: action.label,
+					icon: action.icon,
+					onClick: (): void => {
+						action.callback({ key, value });
+					},
+				});
+			});
+			return items;
+		},
+		[spanAttributeActions, setCopy],
+	);
+
+	const {
+		logs,
+		isLoading: isLogsLoading,
+		isError: isLogsError,
+		isFetching: isLogsFetching,
+		isLogSpanRelated,
+		hasTraceIdLogs,
+	} = useSpanContextLogs({
+		traceId: selectedSpan.trace_id,
+		spanId: selectedSpan.span_id,
+		timeRange: {
+			startTime: (traceStartTime || 0) - FIVE_MINUTES_IN_MS,
+			endTime: (traceEndTime || 0) + FIVE_MINUTES_IN_MS,
+		},
+		isDrawerOpen: true,
+	});
+
+	const infraMetadata = useMemo(() => {
+		if (!hasInfraMetadata(selectedSpan)) {
+			return null;
+		}
+		return {
+			clusterName: getSpanAttribute(selectedSpan, 'k8s.cluster.name') || '',
+			podName: getSpanAttribute(selectedSpan, 'k8s.pod.name') || '',
+			nodeName: getSpanAttribute(selectedSpan, 'k8s.node.name') || '',
+			hostName: getSpanAttribute(selectedSpan, 'host.name') || '',
+			spanTimestamp: dayjs(selectedSpan.timestamp).format(),
+		};
+	}, [selectedSpan]);
+
+	const handleExplorerPageRedirect = useCallback((): void => {
+		const startTimeMs = (traceStartTime || 0) - FIVE_MINUTES_IN_MS;
+		const endTimeMs = (traceEndTime || 0) + FIVE_MINUTES_IN_MS;
+
+		const traceIdFilter = {
+			op: 'AND',
+			items: [
+				{
+					id: 'trace-id-filter',
+					key: {
+						key: 'trace_id',
+						id: 'trace-id-key',
+						dataType: 'string' as const,
+						isColumn: true,
+						type: '',
+						isJSON: false,
+					} as BaseAutocompleteData,
+					op: '=',
+					value: selectedSpan.trace_id,
+				},
+			],
+		};
+
+		const compositeQuery = {
+			...initialQueryState,
+			queryType: 'builder',
+			builder: {
+				...initialQueryState.builder,
+				queryData: [
+					{
+						...initialQueryBuilderFormValuesMap.logs,
+						aggregateOperator: LogsAggregatorOperator.NOOP,
+						filters: traceIdFilter,
+					},
+				],
+			},
+		};
+
+		const searchParams = new URLSearchParams();
+		searchParams.set(QueryParams.compositeQuery, JSON.stringify(compositeQuery));
+		searchParams.set(QueryParams.startTime, startTimeMs.toString());
+		searchParams.set(QueryParams.endTime, endTimeMs.toString());
+
+		window.open(
+			`${window.location.origin}${
+				ROUTES.LOGS_EXPLORER
+			}?${searchParams.toString()}`,
+			'_blank',
+			'noopener,noreferrer',
+		);
+	}, [selectedSpan.trace_id, traceStartTime, traceEndTime]);
+
+	const emptyLogsStateConfig = useMemo(
+		() => ({
+			...getEmptyLogsListConfig(() => {}),
+			showClearFiltersButton: false,
+		}),
+		[],
+	);
+
+	const keyAttributes = useMemo(() => {
+		const keys = KEY_ATTRIBUTE_KEYS.traces || [];
+
+		const allAttrs: Record<string, string> = {};
+		Object.entries(selectedSpan.resource || {}).forEach(([k, v]) => {
+			allAttrs[k] = String(v);
+		});
+		Object.entries(selectedSpan.attributes || {}).forEach(([k, v]) => {
+			allAttrs[k] = String(v);
+		});
+		const span = (selectedSpan as unknown) as Record<string, unknown>;
+		keys.forEach((key) => {
+			if (!(key in allAttrs) && span[key] != null && span[key] !== '') {
+				allAttrs[key] = String(span[key]);
+			}
+		});
+
+		return keys
+			.filter((key) => allAttrs[key])
+			.map((key) => ({ key, value: allAttrs[key] }));
+	}, [selectedSpan]);
+
+	return (
+		<div className="span-details-panel__body">
+			<div className="span-details-panel__details-section">
+				<div className="span-details-panel__span-row">
+					<KeyValueLabel
+						badgeKey="Span name"
+						badgeValue={selectedSpan.name}
+						maxCharacters={50}
+					/>
+					<SpanPercentileBadge
+						loading={percentile.loading}
+						percentileValue={percentile.percentileValue}
+						duration={percentile.duration}
+						spanPercentileData={percentile.spanPercentileData}
+						isOpen={percentile.isOpen}
+						toggleOpen={percentile.toggleOpen}
+					/>
+				</div>
+
+				<SpanPercentilePanel selectedSpan={selectedSpan} percentile={percentile} />
+
+				{/* Span info: exec time + start time */}
+				<div className="span-details-panel__span-info">
+					<div className="span-details-panel__span-info-item">
+						<Timer size={14} />
+						<span>
+							{getYAxisFormattedValue(`${selectedSpan.duration_nano / 1000000}`, 'ms')}
+							{traceStartTime && traceEndTime && traceEndTime > traceStartTime && (
+								<>
+									{' — '}
+									<strong>
+										{(
+											(selectedSpan.duration_nano * 100) /
+											((traceEndTime - traceStartTime) * 1e6)
+										).toFixed(2)}
+										%
+									</strong>
+									{' of total exec time'}
+								</>
+							)}
+						</span>
+					</div>
+					<div className="span-details-panel__span-info-item">
+						<CalendarClock size={14} />
+						<span>
+							{dayjs(selectedSpan.timestamp).format('HH:mm:ss — MMM D, YYYY')}
+						</span>
+					</div>
+					<div className="span-details-panel__span-info-item">
+						<Link2 size={14} />
+						<LinkedSpansToggle
+							count={linkedSpans.count}
+							isOpen={linkedSpans.isOpen}
+							toggleOpen={linkedSpans.toggleOpen}
+						/>
+					</div>
+				</div>
+
+				<LinkedSpansPanel
+					linkedSpans={linkedSpans.linkedSpans}
+					isOpen={linkedSpans.isOpen}
+				/>
+
+				{/* Step 6: HighlightedOptions */}
+				<div className="span-details-panel__highlighted-options">
+					{HIGHLIGHTED_OPTIONS.map((option) => {
+						const rendered = option.render(selectedSpan);
+						if (!rendered) {
+							return null;
+						}
+						return (
+							<KeyValueLabel
+								key={option.key}
+								badgeKey={option.label}
+								badgeValue={rendered}
+								direction="column"
+							/>
+						);
+					})}
+				</div>
+
+				{/* Step 7: KeyAttributes */}
+				{keyAttributes.length > 0 && (
+					<div className="span-details-panel__key-attributes">
+						<div className="span-details-panel__key-attributes-label">
+							KEY ATTRIBUTES
+						</div>
+						<div className="span-details-panel__key-attributes-chips">
+							{keyAttributes.map(({ key, value }) => (
+								<ActionMenu
+									key={key}
+									items={buildKeyAttrMenu(key, value)}
+									trigger={['click']}
+									placement="bottomRight"
+								>
+									<div>
+										<KeyValueLabel badgeKey={key} badgeValue={value} />
+									</div>
+								</ActionMenu>
+							))}
+						</div>
+					</div>
+				)}
+
+				{/* Step 8: MiniTraceContext */}
+			</div>
+
+			<div className="span-details-panel__tabs-section">
+				{/* Step 9: ContentTabs */}
+				<TabsRoot defaultValue="overview">
+					<TabsList variant="secondary">
+						<TabsTrigger value="overview" variant="secondary">
+							<Bookmark size={14} /> Overview
+						</TabsTrigger>
+						<TabsTrigger value="events" variant="secondary">
+							<ScrollText size={14} /> Events ({selectedSpan.events?.length || 0})
+						</TabsTrigger>
+						<TabsTrigger value="logs" variant="secondary">
+							<Logs size={14} /> Logs
+						</TabsTrigger>
+						{infraMetadata && (
+							<TabsTrigger value="metrics" variant="secondary">
+								<ChartColumnBig size={14} /> Metrics
+							</TabsTrigger>
+						)}
+					</TabsList>
+
+					<div className="span-details-panel__tabs-scroll">
+						<TabsContent value="overview">
+							<DataViewer
+								data={selectedSpan}
+								drawerKey="trace-details"
+								prettyViewProps={{
+									showPinned: true,
+									actions: prettyViewCustomActions,
+									visibleActions: VISIBLE_ACTIONS,
+								}}
+							/>
+						</TabsContent>
+						<TabsContent value="events">
+							{/* V2 Events component expects span.event (singular), V3 has span.events (plural) */}
+							<Events
+								span={{ ...selectedSpan, event: selectedSpan.events } as any}
+								startTime={traceStartTime || 0}
+								isSearchVisible
+							/>
+						</TabsContent>
+						<TabsContent value="logs">
+							<SpanLogs
+								traceId={selectedSpan.trace_id}
+								spanId={selectedSpan.span_id}
+								timeRange={{
+									startTime: (traceStartTime || 0) - FIVE_MINUTES_IN_MS,
+									endTime: (traceEndTime || 0) + FIVE_MINUTES_IN_MS,
+								}}
+								logs={logs}
+								isLoading={isLogsLoading}
+								isError={isLogsError}
+								isFetching={isLogsFetching}
+								isLogSpanRelated={isLogSpanRelated}
+								handleExplorerPageRedirect={handleExplorerPageRedirect}
+								emptyStateConfig={!hasTraceIdLogs ? emptyLogsStateConfig : undefined}
+							/>
+						</TabsContent>
+						{infraMetadata && (
+							<TabsContent value="metrics">
+								<InfraMetrics
+									clusterName={infraMetadata.clusterName}
+									podName={infraMetadata.podName}
+									nodeName={infraMetadata.nodeName}
+									hostName={infraMetadata.hostName}
+									timestamp={infraMetadata.spanTimestamp}
+									dataSource={DataSource.TRACES}
+								/>
+							</TabsContent>
+						)}
+					</div>
+				</TabsRoot>
+			</div>
+		</div>
+	);
+}
+
+function SpanDetailsPanel({
+	panelState,
+	selectedSpan,
+	variant = SpanDetailVariant.DIALOG,
+	onVariantChange,
+	traceStartTime,
+	traceEndTime,
+	serviceExecTime,
+}: SpanDetailsPanelProps): JSX.Element {
+	const [isAnalyticsOpen, setIsAnalyticsOpen] = useState(false);
+
+	const headerActions = useMemo((): HeaderAction[] => {
+		const actions: HeaderAction[] = [
+			{
+				key: 'analytics',
+				component: (
+					<Button
+						variant="ghost"
+						size="sm"
+						color="secondary"
+						prefixIcon={<ChartBar size={14} />}
+						onClick={(): void => setIsAnalyticsOpen((prev) => !prev)}
+					>
+						Analytics
+					</Button>
+				),
+			},
+			// TODO: Add back when driven through separate config for different pages
+			// {
+			// 	key: 'view-full-trace',
+			// 	component: (
+			// 		<Button variant="ghost" size="sm" color="secondary" prefixIcon={<ExternalLink size={14} />} onClick={noop}>
+			// 			View full trace
+			// 		</Button>
+			// 	),
+			// },
+			// TODO: Add back when used in trace explorer page
+			// {
+			// 	key: 'nav',
+			// 	component: (
+			// 		<div className="span-details-panel__header-nav">
+			// 			<Button variant="ghost" size="icon" color="secondary" onClick={noop}><ChevronUp size={14} /></Button>
+			// 			<Button variant="ghost" size="icon" color="secondary" onClick={noop}><ChevronDown size={14} /></Button>
+			// 		</div>
+			// 	),
+			// },
+		];
+
+		if (onVariantChange) {
+			const isDocked = variant === SpanDetailVariant.DOCKED;
+			actions.push({
+				key: 'dock-toggle',
+				component: (
+					<Tooltip title={isDocked ? 'Open as floating panel' : 'Dock on the side'}>
+						<Button
+							variant="ghost"
+							size="icon"
+							color="secondary"
+							onClick={(): void =>
+								onVariantChange(
+									isDocked ? SpanDetailVariant.DIALOG : SpanDetailVariant.DOCKED,
+								)
+							}
+						>
+							{isDocked ? <Dock size={14} /> : <PanelBottom size={14} />}
+						</Button>
+					</Tooltip>
+				),
+			});
+		}
+
+		return actions;
+	}, [variant, onVariantChange]);
+
+	const PANEL_WIDTH = 500;
+	const PANEL_MARGIN_RIGHT = 20;
+	const PANEL_MARGIN_TOP = 25;
+	const PANEL_MARGIN_BOTTOM = 25;
+
+	const content = (
+		<>
+			<DetailsHeader
+				title="Span details"
+				onClose={panelState.close}
+				actions={headerActions}
+				className={
+					variant === SpanDetailVariant.DIALOG ? 'floating-panel__drag-handle' : ''
+				}
+			/>
+			{selectedSpan ? (
+				<SpanDetailsContent
+					selectedSpan={selectedSpan}
+					traceStartTime={traceStartTime}
+					traceEndTime={traceEndTime}
+				/>
+			) : (
+				<div className="span-details-panel__body">
+					<Skeleton active paragraph={{ rows: 6 }} title={{ width: '60%' }} />
+				</div>
+			)}
+		</>
+	);
+
+	const analyticsPanel = (
+		<AnalyticsPanel
+			isOpen={isAnalyticsOpen}
+			onClose={(): void => setIsAnalyticsOpen(false)}
+			serviceExecTime={serviceExecTime}
+			traceStartTime={traceStartTime}
+			traceEndTime={traceEndTime}
+		/>
+	);
+
+	if (variant === SpanDetailVariant.DOCKED) {
+		return (
+			<>
+				<div className="span-details-panel">{content}</div>
+				{analyticsPanel}
+			</>
+		);
+	}
+
+	if (variant === SpanDetailVariant.DRAWER) {
+		return (
+			<>
+				<DetailsPanelDrawer
+					isOpen={panelState.isOpen}
+					onClose={panelState.close}
+					className="span-details-panel"
+				>
+					{content}
+				</DetailsPanelDrawer>
+				{analyticsPanel}
+			</>
+		);
+	}
+
+	return (
+		<>
+			<FloatingPanel
+				isOpen={panelState.isOpen}
+				className="span-details-panel"
+				width={PANEL_WIDTH}
+				height={window.innerHeight - PANEL_MARGIN_TOP - PANEL_MARGIN_BOTTOM}
+				defaultPosition={{
+					x: window.innerWidth - PANEL_WIDTH - PANEL_MARGIN_RIGHT,
+					y: PANEL_MARGIN_TOP,
+				}}
+				enableResizing={{
+					top: true,
+					right: true,
+					bottom: true,
+					left: true,
+					topRight: false,
+					bottomRight: false,
+					bottomLeft: false,
+					topLeft: false,
+				}}
+			>
+				{content}
+			</FloatingPanel>
+			{analyticsPanel}
+		</>
+	);
+}
+
+export default SpanDetailsPanel;

frontend/src/pages/TraceDetailsV3/SpanDetailsPanel/SpanPercentile/SpanPercentile.styles.scss

@@ -0,0 +1,258 @@
+// Badge — wraps a KeyValueLabel, clickable to toggle panel
+.span-percentile-badge {
+	cursor: pointer;
+
+	// Override key color for the percentile value (p99)
+	.key-value-label__key {
+		color: var(--text-sakura-400, #f56c87);
+	}
+
+	&__loader {
+		display: inline-flex;
+		align-items: center;
+		padding: 2px 4px;
+		color: var(--foreground);
+	}
+
+	&__value {
+		display: inline-flex;
+		align-items: center;
+		gap: 4px;
+	}
+
+	&__icon {
+		flex-shrink: 0;
+		color: var(--l2-foreground);
+	}
+}
+
+// Panel — collapsible, renders below the row
+.span-percentile-panel {
+	display: flex;
+	flex-direction: column;
+	position: relative;
+	border: 1px solid var(--l1-border);
+	border-radius: 4px;
+	filter: drop-shadow(2px 4px 16px rgba(0, 0, 0, 0.2));
+	backdrop-filter: blur(20px);
+	margin: 8px 16px;
+
+	&__header {
+		display: flex;
+		align-items: center;
+		justify-content: space-between;
+		gap: 8px;
+		padding: 8px 12px;
+		border-bottom: 1px solid var(--l1-border);
+
+		&-text {
+			display: flex;
+			align-items: center;
+			gap: 8px;
+			cursor: pointer;
+		}
+
+		&-icon {
+			color: var(--l2-foreground);
+		}
+	}
+
+	&__content {
+		display: flex;
+		flex-direction: column;
+		gap: 8px;
+		padding: 8px;
+
+		&-title {
+			font-size: var(--font-size-sm);
+			line-height: var(--line-height-20);
+		}
+
+		&-highlight {
+			color: var(--text-sakura-400, #f56c87);
+		}
+
+		&-loader {
+			display: inline-flex;
+			align-items: flex-end;
+			margin: 0 4px;
+			line-height: 18px;
+		}
+	}
+
+	&__timerange {
+		width: 100%;
+
+		&-select {
+			width: 100%;
+			margin-top: 8px;
+			margin-bottom: 16px;
+
+			.ant-select-selector {
+				border-radius: 50px;
+				border: 1px solid var(--l1-border);
+				background: var(--l1-background);
+				color: var(--l1-foreground);
+				font-size: 12px;
+				height: 32px;
+			}
+		}
+	}
+
+	&__table {
+		&-header {
+			display: flex;
+			align-items: center;
+			justify-content: space-between;
+			gap: 8px;
+
+			&-text {
+				color: var(--l1-foreground);
+				font-size: 11px;
+				font-weight: 500;
+				line-height: 20px;
+				text-transform: uppercase;
+			}
+		}
+
+		&-rows {
+			margin-top: 8px;
+			display: flex;
+			flex-direction: column;
+			gap: 4px;
+		}
+
+		&-skeleton {
+			.ant-skeleton-title {
+				width: 100% !important;
+				margin-top: 0 !important;
+			}
+
+			.ant-skeleton-paragraph {
+				margin-top: 8px;
+
+				& > li + li {
+					margin-top: 10px;
+					width: 100% !important;
+				}
+			}
+		}
+
+		&-row {
+			display: flex;
+			align-items: center;
+			justify-content: space-between;
+			gap: 12px;
+			padding: 0 4px;
+
+			&-key {
+				flex: 0 0 auto;
+				color: var(--l1-foreground);
+				font-size: 12px;
+				font-weight: 500;
+				line-height: 20px;
+			}
+
+			&-value {
+				color: var(--l2-foreground);
+				font-size: 12px;
+				line-height: 20px;
+			}
+
+			&-dash {
+				flex: 1;
+				height: 0;
+				margin: 0 8px;
+				border-top: 1px solid transparent;
+				border-image: repeating-linear-gradient(
+						to right,
+						var(--l1-border) 0,
+						var(--l1-border) 10px,
+						transparent 10px,
+						transparent 20px
+					)
+					1 stretch;
+			}
+
+			&--current {
+				border-radius: 2px;
+				background: rgba(78, 116, 248, 0.2);
+
+				.span-percentile-panel__table-row-key {
+					color: var(--text-robin-300);
+				}
+
+				.span-percentile-panel__table-row-dash {
+					border-image: repeating-linear-gradient(
+							to right,
+							#abbdff 0,
+							#abbdff 10px,
+							transparent 10px,
+							transparent 20px
+						)
+						1 stretch;
+				}
+
+				.span-percentile-panel__table-row-value {
+					color: var(--text-robin-400);
+				}
+			}
+		}
+	}
+
+	&__resource-selector {
+		overflow: hidden;
+		width: calc(100% + 16px);
+		position: absolute;
+		top: 32px;
+		left: -8px;
+		z-index: 1000;
+		border-radius: 4px;
+		border: 1px solid var(--l1-border);
+		background: var(--l1-background);
+		box-shadow: 4px 10px 16px 2px rgba(0, 0, 0, 0.2);
+		backdrop-filter: blur(20px);
+
+		&-header {
+			border-bottom: 1px solid var(--l1-border);
+		}
+
+		&-input {
+			border-radius: 0;
+			border: none !important;
+			box-shadow: none !important;
+			height: 36px;
+		}
+
+		&-items {
+			height: 200px;
+			overflow-y: auto;
+
+			&::-webkit-scrollbar {
+				width: 0.3rem;
+				height: 0.3rem;
+			}
+
+			&::-webkit-scrollbar-track {
+				background: transparent;
+			}
+
+			&::-webkit-scrollbar-thumb {
+				background: var(--l3-background);
+			}
+		}
+
+		&-item {
+			display: flex;
+			align-items: center;
+			gap: 8px;
+			padding: 8px 12px;
+
+			&-value {
+				color: var(--l1-foreground);
+				font-size: 13px;
+				line-height: 20px;
+			}
+		}
+	}
+}

frontend/src/pages/TraceDetailsV3/SpanDetailsPanel/SpanPercentile/SpanPercentileBadge.tsx

@@ -0,0 +1,67 @@
+import { ChevronDown, ChevronUp, Loader2 } from 'lucide-react';
+import KeyValueLabel from 'periscope/components/KeyValueLabel';
+
+import { UseSpanPercentileReturn } from './useSpanPercentile';
+
+import './SpanPercentile.styles.scss';
+
+type SpanPercentileBadgeProps = Pick<
+	UseSpanPercentileReturn,
+	| 'loading'
+	| 'percentileValue'
+	| 'duration'
+	| 'spanPercentileData'
+	| 'isOpen'
+	| 'toggleOpen'
+>;
+
+function SpanPercentileBadge({
+	loading,
+	percentileValue,
+	duration,
+	spanPercentileData,
+	isOpen,
+	toggleOpen,
+}: SpanPercentileBadgeProps): JSX.Element | null {
+	if (loading) {
+		return (
+			<div className="span-percentile-badge__loader">
+				<Loader2 size={14} className="animate-spin" />
+			</div>
+		);
+	}
+
+	if (!spanPercentileData) {
+		return null;
+	}
+
+	return (
+		<div
+			className="span-percentile-badge"
+			onClick={toggleOpen}
+			role="button"
+			tabIndex={0}
+			onKeyDown={(e): void => {
+				if (e.key === 'Enter' || e.key === ' ') {
+					toggleOpen();
+				}
+			}}
+		>
+			<KeyValueLabel
+				badgeKey={`p${percentileValue}`}
+				badgeValue={
+					<span className="span-percentile-badge__value">
+						{duration}
+						{isOpen ? (
+							<ChevronUp size={14} className="span-percentile-badge__icon" />
+						) : (
+							<ChevronDown size={14} className="span-percentile-badge__icon" />
+						)}
+					</span>
+				}
+			/>
+		</div>
+	);
+}
+
+export default SpanPercentileBadge;

frontend/src/pages/TraceDetailsV3/SpanDetailsPanel/SpanPercentile/SpanPercentilePanel.tsx

@@ -0,0 +1,224 @@
+import { Checkbox, Input, Select, Skeleton, Typography } from 'antd';
+import { getYAxisFormattedValue } from 'components/Graph/yAxisConfig';
+import { DATE_TIME_FORMATS } from 'constants/dateTimeFormats';
+import dayjs from 'dayjs';
+import { Check, ChevronDown, Loader2, PlusIcon } from 'lucide-react';
+import { SpanV3 } from 'types/api/trace/getTraceV3';
+
+import { UseSpanPercentileReturn } from './useSpanPercentile';
+
+import './SpanPercentile.styles.scss';
+
+const DEFAULT_RESOURCE_ATTRIBUTES = {
+	serviceName: 'service.name',
+	name: 'name',
+};
+
+const timerangeOptions = [1, 2, 4, 6, 12, 24].map((hours) => ({
+	label: `${hours}h`,
+	value: hours,
+}));
+
+interface SpanPercentilePanelProps {
+	selectedSpan: SpanV3;
+	percentile: UseSpanPercentileReturn;
+}
+
+function SpanPercentilePanel({
+	selectedSpan,
+	percentile,
+}: SpanPercentilePanelProps): JSX.Element | null {
+	const {
+		isOpen,
+		toggleOpen,
+		isError,
+		loading,
+		spanPercentileData,
+		selectedTimeRange,
+		setSelectedTimeRange,
+		showResourceAttributesSelector,
+		setShowResourceAttributesSelector,
+		resourceAttributesSearchQuery,
+		setResourceAttributesSearchQuery,
+		spanResourceAttributes,
+		handleResourceAttributeChange,
+		resourceAttributesSelectorRef,
+		isLoadingData,
+		isFetchingData,
+	} = percentile;
+
+	if (!isOpen || isError) {
+		return null;
+	}
+
+	return (
+		<div className="span-percentile-panel">
+			<div className="span-percentile-panel__header">
+				<Typography.Text
+					className="span-percentile-panel__header-text"
+					onClick={toggleOpen}
+				>
+					<ChevronDown size={16} /> Span Percentile
+				</Typography.Text>
+
+				{showResourceAttributesSelector ? (
+					<Check
+						size={16}
+						className="cursor-pointer span-percentile-panel__header-icon"
+						onClick={(): void => setShowResourceAttributesSelector(false)}
+					/>
+				) : (
+					<PlusIcon
+						size={16}
+						className="cursor-pointer span-percentile-panel__header-icon"
+						onClick={(): void => setShowResourceAttributesSelector(true)}
+					/>
+				)}
+			</div>
+
+			{showResourceAttributesSelector && (
+				<div
+					className="span-percentile-panel__resource-selector"
+					ref={resourceAttributesSelectorRef}
+				>
+					<div className="span-percentile-panel__resource-selector-header">
+						<Input
+							placeholder="Search resource attributes"
+							className="span-percentile-panel__resource-selector-input"
+							value={resourceAttributesSearchQuery}
+							onChange={(e): void =>
+								setResourceAttributesSearchQuery(e.target.value as string)
+							}
+						/>
+					</div>
+					<div className="span-percentile-panel__resource-selector-items">
+						{spanResourceAttributes
+							.filter((attr) =>
+								attr.key
+									.toLowerCase()
+									.includes(resourceAttributesSearchQuery.toLowerCase()),
+							)
+							.map((attr) => (
+								<div
+									className="span-percentile-panel__resource-selector-item"
+									key={attr.key}
+								>
+									<Checkbox
+										checked={attr.isSelected}
+										onChange={(e): void => {
+											handleResourceAttributeChange(
+												attr.key,
+												attr.value,
+												e.target.checked,
+											);
+										}}
+										disabled={
+											attr.key === DEFAULT_RESOURCE_ATTRIBUTES.serviceName ||
+											attr.key === DEFAULT_RESOURCE_ATTRIBUTES.name
+										}
+									>
+										<div className="span-percentile-panel__resource-selector-item-value">
+											{attr.key}
+										</div>
+									</Checkbox>
+								</div>
+							))}
+					</div>
+				</div>
+			)}
+
+			<div className="span-percentile-panel__content">
+				<Typography.Text className="span-percentile-panel__content-title">
+					This span duration is{' '}
+					{!loading && spanPercentileData ? (
+						<span className="span-percentile-panel__content-highlight">
+							p{Math.floor(spanPercentileData.percentile || 0)}
+						</span>
+					) : (
+						<span className="span-percentile-panel__content-loader">
+							<Loader2 size={12} className="animate-spin" />
+						</span>
+					)}{' '}
+					out of the distribution for this resource evaluated for {selectedTimeRange}{' '}
+					hour(s) since the span start time.
+				</Typography.Text>
+
+				<div className="span-percentile-panel__timerange">
+					<Select
+						labelInValue
+						placeholder="Select timerange"
+						className="span-percentile-panel__timerange-select"
+						getPopupContainer={(trigger): HTMLElement =>
+							trigger.parentElement || document.body
+						}
+						value={{
+							label: `${selectedTimeRange}h : ${dayjs(selectedSpan.timestamp)
+								.subtract(selectedTimeRange, 'hour')
+								.format(DATE_TIME_FORMATS.TIME_SPAN_PERCENTILE)} - ${dayjs(
+								selectedSpan.timestamp,
+							).format(DATE_TIME_FORMATS.TIME_SPAN_PERCENTILE)}`,
+							value: selectedTimeRange,
+						}}
+						onChange={(value): void => {
+							setSelectedTimeRange(Number(value.value));
+						}}
+						options={timerangeOptions}
+					/>
+				</div>
+
+				<div className="span-percentile-panel__table">
+					<div className="span-percentile-panel__table-header">
+						<Typography.Text className="span-percentile-panel__table-header-text">
+							Percentile
+						</Typography.Text>
+						<Typography.Text className="span-percentile-panel__table-header-text">
+							Duration
+						</Typography.Text>
+					</div>
+
+					<div className="span-percentile-panel__table-rows">
+						{isLoadingData || isFetchingData ? (
+							<Skeleton
+								active
+								paragraph={{ rows: 3 }}
+								className="span-percentile-panel__table-skeleton"
+							/>
+						) : (
+							<>
+								{Object.entries(spanPercentileData?.percentiles || {}).map(
+									([pKey, pDuration]) => (
+										<div className="span-percentile-panel__table-row" key={pKey}>
+											<Typography.Text className="span-percentile-panel__table-row-key">
+												{pKey}
+											</Typography.Text>
+											<div className="span-percentile-panel__table-row-dash" />
+											<Typography.Text className="span-percentile-panel__table-row-value">
+												{getYAxisFormattedValue(`${pDuration / 1000000}`, 'ms')}
+											</Typography.Text>
+										</div>
+									),
+								)}
+
+								<div className="span-percentile-panel__table-row span-percentile-panel__table-row--current">
+									<Typography.Text className="span-percentile-panel__table-row-key">
+										p{Math.floor(spanPercentileData?.percentile || 0)}
+									</Typography.Text>
+									<div className="span-percentile-panel__table-row-dash" />
+									<Typography.Text className="span-percentile-panel__table-row-value">
+										(this span){' '}
+										{getYAxisFormattedValue(
+											`${selectedSpan.duration_nano / 1000000}`,
+											'ms',
+										)}
+									</Typography.Text>
+								</div>
+							</>
+						)}
+					</div>
+				</div>
+			</div>
+		</div>
+	);
+}
+
+export default SpanPercentilePanel;

frontend/src/pages/TraceDetailsV3/SpanDetailsPanel/SpanPercentile/useSpanPercentile.ts

@@ -0,0 +1,331 @@
+import { useCallback, useEffect, useMemo, useRef, useState } from 'react';
+import { useMutation, useQuery } from 'react-query';
+import getSpanPercentiles from 'api/trace/getSpanPercentiles';
+import getUserPreference from 'api/v1/user/preferences/name/get';
+import updateUserPreference from 'api/v1/user/preferences/name/update';
+import { getYAxisFormattedValue } from 'components/Graph/yAxisConfig';
+import { REACT_QUERY_KEY } from 'constants/reactQueryKeys';
+import { USER_PREFERENCES } from 'constants/userPreferences';
+import dayjs from 'dayjs';
+import useClickOutside from 'hooks/useClickOutside';
+import { SpanV3 } from 'types/api/trace/getTraceV3';
+
+export interface IResourceAttribute {
+	key: string;
+	value: string;
+	isSelected: boolean;
+}
+
+const DEFAULT_RESOURCE_ATTRIBUTES = {
+	serviceName: 'service.name',
+	name: 'name',
+};
+
+export interface UseSpanPercentileReturn {
+	isOpen: boolean;
+	setIsOpen: (open: boolean) => void;
+	toggleOpen: () => void;
+	loading: boolean;
+	percentileValue: number;
+	duration: string;
+	spanPercentileData: {
+		percentile: number;
+		description: string;
+		percentiles: Record<string, number>;
+	} | null;
+	isError: boolean;
+	selectedTimeRange: number;
+	setSelectedTimeRange: (range: number) => void;
+	showResourceAttributesSelector: boolean;
+	setShowResourceAttributesSelector: (show: boolean) => void;
+	resourceAttributesSearchQuery: string;
+	setResourceAttributesSearchQuery: (query: string) => void;
+	spanResourceAttributes: IResourceAttribute[];
+	handleResourceAttributeChange: (
+		key: string,
+		value: string,
+		isSelected: boolean,
+	) => void;
+	resourceAttributesSelectorRef: React.MutableRefObject<HTMLDivElement | null>;
+	isLoadingData: boolean;
+	isFetchingData: boolean;
+}
+
+function useSpanPercentile(selectedSpan: SpanV3): UseSpanPercentileReturn {
+	const [isOpen, setIsOpen] = useState(false);
+	const [selectedTimeRange, setSelectedTimeRange] = useState(1);
+	const [
+		resourceAttributesSearchQuery,
+		setResourceAttributesSearchQuery,
+	] = useState('');
+	const [spanPercentileData, setSpanPercentileData] = useState<{
+		percentile: number;
+		description: string;
+		percentiles: Record<string, number>;
+	} | null>(null);
+	const [
+		showResourceAttributesSelector,
+		setShowResourceAttributesSelector,
+	] = useState(false);
+	const [selectedResourceAttributes, setSelectedResourceAttributes] = useState<
+		Record<string, string>
+	>({});
+	const [spanResourceAttributes, updateSpanResourceAttributes] = useState<
+		IResourceAttribute[]
+	>([]);
+	const [initialWaitCompleted, setInitialWaitCompleted] = useState(false);
+	const [shouldFetchData, setShouldFetchData] = useState(false);
+	const [shouldUpdateUserPreference, setShouldUpdateUserPreference] = useState(
+		false,
+	);
+
+	const resourceAttributesSelectorRef = useRef<HTMLDivElement | null>(null);
+
+	useClickOutside({
+		ref: resourceAttributesSelectorRef,
+		onClickOutside: () => {
+			if (resourceAttributesSelectorRef.current) {
+				setShowResourceAttributesSelector(false);
+			}
+		},
+		eventType: 'mousedown',
+	});
+
+	const endTime = useMemo(
+		() => Math.floor(Number(selectedSpan.timestamp) / 1000) * 1000,
+		[selectedSpan.timestamp],
+	);
+
+	const startTime = useMemo(
+		() =>
+			dayjs(selectedSpan.timestamp)
+				.subtract(Number(selectedTimeRange), 'hour')
+				.unix() * 1000,
+		[selectedSpan.timestamp, selectedTimeRange],
+	);
+
+	const { mutate: updateUserPreferenceMutation } = useMutation(
+		updateUserPreference,
+	);
+
+	const {
+		data: userSelectedResourceAttributes,
+		isError: isErrorUserSelectedResourceAttributes,
+	} = useQuery({
+		queryFn: () =>
+			getUserPreference({
+				name: USER_PREFERENCES.SPAN_PERCENTILE_RESOURCE_ATTRIBUTES,
+			}),
+		queryKey: [
+			'getUserPreferenceByPreferenceName',
+			USER_PREFERENCES.SPAN_PERCENTILE_RESOURCE_ATTRIBUTES,
+			selectedSpan.span_id,
+		],
+		enabled: selectedSpan.attributes !== undefined,
+	});
+
+	const {
+		isLoading: isLoadingData,
+		isFetching: isFetchingData,
+		data,
+		refetch: refetchData,
+		isError: isErrorData,
+	} = useQuery({
+		queryFn: () =>
+			getSpanPercentiles({
+				start: startTime || 0,
+				end: endTime || 0,
+				spanDuration: selectedSpan.duration_nano || 0,
+				serviceName: selectedSpan['service.name'] || '',
+				name: selectedSpan.name || '',
+				resourceAttributes: selectedResourceAttributes,
+			}),
+		queryKey: [
+			REACT_QUERY_KEY.GET_SPAN_PERCENTILES,
+			selectedSpan.span_id,
+			startTime,
+			endTime,
+		],
+		enabled:
+			shouldFetchData && !showResourceAttributesSelector && initialWaitCompleted,
+		onSuccess: (response) => {
+			if (response.httpStatusCode !== 200) {
+				return;
+			}
+			if (shouldUpdateUserPreference) {
+				updateUserPreferenceMutation({
+					name: USER_PREFERENCES.SPAN_PERCENTILE_RESOURCE_ATTRIBUTES,
+					value: [...Object.keys(selectedResourceAttributes)],
+				});
+				setShouldUpdateUserPreference(false);
+			}
+		},
+		keepPreviousData: false,
+		cacheTime: 0,
+	});
+
+	// 2-second delay before initial fetch
+	useEffect(() => {
+		setSpanPercentileData(null);
+		setIsOpen(false);
+		setInitialWaitCompleted(false);
+
+		const timer = setTimeout(() => {
+			setInitialWaitCompleted(true);
+		}, 2000);
+
+		return (): void => {
+			clearTimeout(timer);
+		};
+	}, [selectedSpan.span_id]);
+
+	useEffect(() => {
+		if (data?.httpStatusCode !== 200) {
+			setSpanPercentileData(null);
+			return;
+		}
+		if (data) {
+			setSpanPercentileData({
+				percentile: data.data?.position?.percentile || 0,
+				description: data.data?.position?.description || '',
+				percentiles: data.data?.percentiles || {},
+			});
+		}
+	}, [data]);
+
+	// Merge resource + attributes to get all span attributes (equivalent to V2 tagMap).
+	// Stringify all values since the backend expects map[string]string.
+	const allSpanAttributes = useMemo(() => {
+		const merged: Record<string, string> = {};
+		for (const [k, v] of Object.entries(selectedSpan.resource || {})) {
+			merged[k] = String(v);
+		}
+		for (const [k, v] of Object.entries(selectedSpan.attributes || {})) {
+			merged[k] = String(v);
+		}
+		return merged;
+	}, [selectedSpan.resource, selectedSpan.attributes]);
+
+	useEffect(() => {
+		if (userSelectedResourceAttributes) {
+			const userList = (userSelectedResourceAttributes?.data
+				?.value as string[]).map((attr: string) => attr);
+			let selectedMap: Record<string, string> = {};
+			userList.forEach((attr: string) => {
+				selectedMap[attr] = allSpanAttributes[attr] || '';
+			});
+			selectedMap = Object.fromEntries(
+				Object.entries(selectedMap).filter(
+					([key]) => allSpanAttributes[key] !== undefined,
+				),
+			);
+
+			const resourceAttrs = Object.entries(allSpanAttributes).map(
+				([key, value]) => ({
+					key,
+					value,
+					isSelected:
+						key === DEFAULT_RESOURCE_ATTRIBUTES.serviceName ||
+						key === DEFAULT_RESOURCE_ATTRIBUTES.name ||
+						(key in selectedMap &&
+							selectedMap[key] !== '' &&
+							selectedMap[key] !== undefined),
+				}),
+			);
+
+			const selected = resourceAttrs.filter((a) => a.isSelected);
+			const unselected = resourceAttrs.filter((a) => !a.isSelected);
+			updateSpanResourceAttributes([...selected, ...unselected]);
+			setSelectedResourceAttributes(selectedMap);
+			setShouldFetchData(true);
+		}
+
+		if (isErrorUserSelectedResourceAttributes) {
+			const resourceAttrs = Object.entries(allSpanAttributes).map(
+				([key, value]) => ({
+					key,
+					value,
+					isSelected:
+						key === DEFAULT_RESOURCE_ATTRIBUTES.serviceName ||
+						key === DEFAULT_RESOURCE_ATTRIBUTES.name,
+				}),
+			);
+			updateSpanResourceAttributes(resourceAttrs);
+			setShouldFetchData(true);
+		}
+		// eslint-disable-next-line react-hooks/exhaustive-deps
+	}, [
+		userSelectedResourceAttributes,
+		isErrorUserSelectedResourceAttributes,
+		allSpanAttributes,
+	]);
+
+	const handleResourceAttributeChange = useCallback(
+		(key: string, value: string, isSelected: boolean): void => {
+			updateSpanResourceAttributes((prev) =>
+				prev.map((attr) => (attr.key === key ? { ...attr, isSelected } : attr)),
+			);
+
+			const newSelected = { ...selectedResourceAttributes };
+			if (isSelected) {
+				newSelected[key] = value;
+			} else {
+				delete newSelected[key];
+			}
+			setSelectedResourceAttributes(newSelected);
+			setShouldFetchData(true);
+			setShouldUpdateUserPreference(true);
+		},
+		[selectedResourceAttributes],
+	);
+
+	useEffect(() => {
+		if (
+			shouldFetchData &&
+			!showResourceAttributesSelector &&
+			initialWaitCompleted
+		) {
+			refetchData();
+			setShouldFetchData(false);
+		}
+		// eslint-disable-next-line react-hooks/exhaustive-deps
+	}, [shouldFetchData, showResourceAttributesSelector, initialWaitCompleted]);
+
+	const loading = isLoadingData || isFetchingData;
+	const percentileValue = Math.floor(spanPercentileData?.percentile || 0);
+	const duration = getYAxisFormattedValue(
+		`${selectedSpan.duration_nano / 1000000}`,
+		'ms',
+	);
+
+	const toggleOpen = useCallback(() => setIsOpen((prev) => !prev), []);
+
+	const handleTimeRangeChange = useCallback((range: number): void => {
+		setShouldFetchData(true);
+		setSelectedTimeRange(range);
+	}, []);
+
+	return {
+		isOpen,
+		setIsOpen,
+		toggleOpen,
+		loading,
+		percentileValue,
+		duration,
+		spanPercentileData,
+		isError: isErrorData,
+		selectedTimeRange,
+		setSelectedTimeRange: handleTimeRangeChange,
+		showResourceAttributesSelector,
+		setShowResourceAttributesSelector,
+		resourceAttributesSearchQuery,
+		setResourceAttributesSearchQuery,
+		spanResourceAttributes,
+		handleResourceAttributeChange,
+		resourceAttributesSelectorRef,
+		isLoadingData,
+		isFetchingData,
+	};
+}
+
+export default useSpanPercentile;

frontend/src/pages/TraceDetailsV3/SpanDetailsPanel/config.tsx

@@ -0,0 +1,54 @@
+import { ReactNode } from 'react';
+import { Link } from 'react-router-dom';
+import { Badge } from '@signozhq/ui';
+import { SpanV3 } from 'types/api/trace/getTraceV3';
+
+interface HighlightedOption {
+	key: string;
+	label: string;
+	render: (span: SpanV3) => ReactNode | null;
+}
+
+export const HIGHLIGHTED_OPTIONS: HighlightedOption[] = [
+	{
+		key: 'service',
+		label: 'SERVICE',
+		render: (span): ReactNode | null =>
+			span['service.name'] ? (
+				<Badge color="vanilla">
+					<span className="span-details-panel__service-dot" />
+					{span['service.name']}
+				</Badge>
+			) : null,
+	},
+	{
+		key: 'statusCodeString',
+		label: 'STATUS CODE STRING',
+		render: (span): ReactNode | null =>
+			span.status_code_string ? (
+				<Badge color="vanilla">{span.status_code_string}</Badge>
+			) : null,
+	},
+	{
+		key: 'traceId',
+		label: 'TRACE ID',
+		render: (span): ReactNode | null =>
+			span.trace_id ? (
+				<Link
+					to={{
+						pathname: `/trace/${span.trace_id}`,
+						search: window.location.search,
+					}}
+					className="span-details-panel__trace-id"
+				>
+					{span.trace_id}
+				</Link>
+			) : null,
+	},
+	{
+		key: 'spanKind',
+		label: 'SPAN KIND',
+		render: (span): ReactNode | null =>
+			span.kind_string ? <Badge color="vanilla">{span.kind_string}</Badge> : null,
+	},
+];

frontend/src/pages/TraceDetailsV3/SpanDetailsPanel/constants.ts

@@ -0,0 +1,45 @@
+import { SPAN_ACTION } from './hooks/useSpanAttributeActions';
+
+// Action identifiers for built-in PrettyView actions (copy, pin)
+export const PRETTY_VIEW_ACTION = {
+	COPY: 'copy',
+	PIN: 'pin',
+} as const;
+
+// Which actions are visible per node type — drives the entire menu
+export const VISIBLE_ACTIONS = {
+	leaf: [
+		PRETTY_VIEW_ACTION.COPY,
+		PRETTY_VIEW_ACTION.PIN,
+		SPAN_ACTION.FILTER_IN,
+		SPAN_ACTION.FILTER_OUT,
+		SPAN_ACTION.GROUP_BY,
+	],
+	nested: [PRETTY_VIEW_ACTION.COPY],
+} as const;
+
+export enum SpanDetailVariant {
+	DRAWER = 'drawer',
+	DIALOG = 'dialog',
+	DOCKED = 'docked',
+}
+
+export const KEY_ATTRIBUTE_KEYS: Record<string, string[]> = {
+	traces: [
+		'service.name',
+		'service.namespace',
+		'deployment.environment',
+		'timestamp',
+		'duration_nano',
+		'kind_string',
+		'status_code_string',
+		'http_method',
+		'http_url',
+		'http_host',
+		'db_name',
+		'db_operation',
+		'external_http_method',
+		'external_http_url',
+		'response_status_code',
+	],
+};

frontend/src/pages/TraceDetailsV3/SpanDetailsPanel/hooks/useSpanAttributeActions.ts

@@ -0,0 +1,223 @@
+import React, { useCallback } from 'react';
+import { useQueryClient } from 'react-query';
+import { getAggregateKeys } from 'api/queryBuilder/getAttributeKeys';
+import GroupByIcon from 'assets/CustomIcons/GroupByIcon';
+import { convertFiltersToExpressionWithExistingQuery } from 'components/QueryBuilderV2/utils';
+import { SOMETHING_WENT_WRONG } from 'constants/api';
+import { PANEL_TYPES, QueryBuilderKeys } from 'constants/queryBuilder';
+import ROUTES from 'constants/routes';
+import { getOperatorValue } from 'container/QueryBuilder/filters/QueryBuilderSearch/utils';
+import { useQueryBuilder } from 'hooks/queryBuilder/useQueryBuilder';
+import { useNotifications } from 'hooks/useNotifications';
+import { chooseAutocompleteFromCustomValue } from 'lib/newQueryBuilder/chooseAutocompleteFromCustomValue';
+import { ArrowDownToDot, ArrowUpFromDot } from 'lucide-react';
+import {
+	BaseAutocompleteData,
+	DataTypes,
+} from 'types/api/queryBuilder/queryAutocompleteResponse';
+import { Query } from 'types/api/queryBuilder/queryBuilderData';
+import { DataSource } from 'types/common/queryBuilder';
+import { v4 as uuid } from 'uuid';
+
+export interface SpanAttributeAction {
+	label: string;
+	value: string;
+	icon?: React.ReactNode;
+	disabled?: boolean;
+	hidden?: boolean;
+	callback: (args: { key: string; value: string; dataType?: string }) => void;
+	/** Returns true if this action should be hidden for the given field key */
+	shouldHide: (key: string) => boolean;
+}
+
+// Keys that should NOT support filter/group-by actions.
+// These are system/internal/computed fields, not actual queryable attributes.
+export const NON_FILTERABLE_KEYS = new Set([
+	'datetime',
+	'duration',
+	'parent_span_id',
+	'has_children',
+	'has_sibling',
+	'sub_tree_node_count',
+	'flags',
+	'trace_state',
+	'timestamp',
+]);
+
+const shouldHideForKey = (key: string): boolean => NON_FILTERABLE_KEYS.has(key);
+
+// Action identifiers
+export const SPAN_ACTION = {
+	FILTER_IN: 'filter-in',
+	FILTER_OUT: 'filter-out',
+	GROUP_BY: 'group-by',
+} as const;
+
+export function useSpanAttributeActions(): SpanAttributeAction[] {
+	const { currentQuery, redirectWithQueryBuilderData } = useQueryBuilder();
+	const queryClient = useQueryClient();
+	const { notifications } = useNotifications();
+
+	const getAutocompleteKey = useCallback(
+		async (fieldKey: string): Promise<BaseAutocompleteData> => {
+			const response = await queryClient.fetchQuery(
+				[QueryBuilderKeys.GET_AGGREGATE_KEYS, fieldKey],
+				async () =>
+					getAggregateKeys({
+						searchText: fieldKey,
+						aggregateOperator:
+							currentQuery.builder.queryData[0].aggregateOperator || '',
+						dataSource: DataSource.TRACES,
+						aggregateAttribute:
+							currentQuery.builder.queryData[0].aggregateAttribute?.key || '',
+					}),
+			);
+
+			return chooseAutocompleteFromCustomValue(
+				response.payload?.attributeKeys || [],
+				fieldKey,
+				DataTypes.String,
+			);
+		},
+		[queryClient, currentQuery.builder.queryData],
+	);
+
+	const handleFilter = useCallback(
+		async (
+			{ key, value }: { key: string; value: string },
+			operator: string,
+		): Promise<void> => {
+			try {
+				const autocompleteKey = await getAutocompleteKey(key);
+				const resolvedOperator = getOperatorValue(operator);
+
+				const nextQuery: Query = {
+					...currentQuery,
+					builder: {
+						...currentQuery.builder,
+						queryData: currentQuery.builder.queryData.map((item) => {
+							const cleanedFilters = (item.filters?.items || []).filter(
+								(f) => f.key?.key !== autocompleteKey.key,
+							);
+							const newFilters = [
+								...cleanedFilters,
+								{
+									id: uuid(),
+									key: autocompleteKey,
+									op: resolvedOperator,
+									value,
+								},
+							];
+							const converted = convertFiltersToExpressionWithExistingQuery(
+								{ items: newFilters, op: item.filters?.op || 'AND' },
+								item.filter?.expression || '',
+							);
+							return {
+								...item,
+								dataSource: DataSource.TRACES,
+								filters: converted.filters,
+								filter: converted.filter,
+							};
+						}),
+					},
+				};
+
+				redirectWithQueryBuilderData(
+					nextQuery,
+					{ panelTypes: PANEL_TYPES.LIST },
+					ROUTES.TRACES_EXPLORER,
+					undefined,
+					true,
+				);
+			} catch {
+				notifications.error({ message: SOMETHING_WENT_WRONG });
+			}
+		},
+		[
+			currentQuery,
+			getAutocompleteKey,
+			redirectWithQueryBuilderData,
+			notifications,
+		],
+	);
+
+	const handleFilterIn = useCallback(
+		(args: { key: string; value: string }): void => {
+			handleFilter(args, '=');
+		},
+		[handleFilter],
+	);
+
+	const handleFilterOut = useCallback(
+		(args: { key: string; value: string }): void => {
+			handleFilter(args, '!=');
+		},
+		[handleFilter],
+	);
+
+	const handleGroupBy = useCallback(
+		async ({ key }: { key: string }): Promise<void> => {
+			try {
+				const autocompleteKey = await getAutocompleteKey(key);
+
+				const nextQuery: Query = {
+					...currentQuery,
+					builder: {
+						...currentQuery.builder,
+						queryData: currentQuery.builder.queryData.map((item) => ({
+							...item,
+							dataSource: DataSource.TRACES,
+							groupBy: [...item.groupBy, autocompleteKey],
+						})),
+					},
+				};
+
+				redirectWithQueryBuilderData(
+					nextQuery,
+					{ panelTypes: PANEL_TYPES.TIME_SERIES },
+					ROUTES.TRACES_EXPLORER,
+					undefined,
+					true,
+				);
+			} catch {
+				notifications.error({ message: SOMETHING_WENT_WRONG });
+			}
+		},
+		[
+			currentQuery,
+			getAutocompleteKey,
+			redirectWithQueryBuilderData,
+			notifications,
+		],
+	);
+
+	return [
+		{
+			label: 'Filter for value',
+			value: SPAN_ACTION.FILTER_IN,
+			icon: React.createElement(ArrowDownToDot, {
+				size: 14,
+				style: { transform: 'rotate(90deg)' },
+			}),
+			callback: handleFilterIn,
+			shouldHide: shouldHideForKey,
+		},
+		{
+			label: 'Filter out value',
+			value: SPAN_ACTION.FILTER_OUT,
+			icon: React.createElement(ArrowUpFromDot, {
+				size: 14,
+				style: { transform: 'rotate(90deg)' },
+			}),
+			callback: handleFilterOut,
+			shouldHide: shouldHideForKey,
+		},
+		{
+			label: 'Group by attribute',
+			value: SPAN_ACTION.GROUP_BY,
+			icon: React.createElement(GroupByIcon),
+			callback: handleGroupBy,
+			shouldHide: shouldHideForKey,
+		},
+	];
+}

frontend/src/pages/TraceDetailsV3/SpanHoverCard/EventTooltipContent.styles.scss

@@ -0,0 +1,60 @@
+.event-tooltip-content {
+	font-size: 12px;
+	color: var(--l1-foreground);
+	max-width: 300px;
+
+	&__header {
+		display: inline-flex;
+		align-items: center;
+		gap: 4px;
+		background: var(--l2-background);
+		border: 1px solid var(--l2-border);
+		border-radius: 3px;
+		padding: 2px 6px;
+		font-size: 10px;
+		font-weight: 600;
+		text-transform: uppercase;
+		letter-spacing: 0.5px;
+		color: var(--l2-foreground);
+		margin-bottom: 6px;
+	}
+
+	&__name {
+		font-weight: 600;
+		margin-bottom: 2px;
+		color: var(--text-robin-400);
+
+		&.error {
+			color: var(--bg-cherry-500);
+		}
+	}
+
+	&__time {
+		font-size: 11px;
+		color: var(--l2-foreground);
+		margin-bottom: 4px;
+	}
+
+	&__divider {
+		border-top: 1px solid var(--l2-border);
+		margin: 6px 0;
+	}
+
+	&__attributes {
+		font-size: 11px;
+	}
+
+	&__kv {
+		margin-bottom: 2px;
+		line-height: 1.4;
+		word-break: break-all;
+	}
+
+	&__key {
+		color: var(--l2-foreground);
+	}
+
+	&__value {
+		color: var(--l1-foreground);
+	}
+}

frontend/src/pages/TraceDetailsV3/SpanHoverCard/EventTooltipContent.tsx

@@ -0,0 +1,49 @@
+import { convertTimeToRelevantUnit } from 'container/TraceDetail/utils';
+import { Diamond } from 'lucide-react';
+import { toFixed } from 'utils/toFixed';
+
+import './EventTooltipContent.styles.scss';
+
+export interface EventTooltipContentProps {
+	eventName: string;
+	timeOffsetMs: number;
+	isError: boolean;
+	attributeMap: Record<string, string>;
+}
+
+export function EventTooltipContent({
+	eventName,
+	timeOffsetMs,
+	isError,
+	attributeMap,
+}: EventTooltipContentProps): JSX.Element {
+	const { time, timeUnitName } = convertTimeToRelevantUnit(timeOffsetMs);
+
+	return (
+		<div className="event-tooltip-content">
+			<div className="event-tooltip-content__header">
+				<Diamond size={10} />
+				<span>EVENT DETAILS</span>
+			</div>
+			<div className={`event-tooltip-content__name ${isError ? 'error' : ''}`}>
+				{eventName}
+			</div>
+			<div className="event-tooltip-content__time">
+				{toFixed(time, 2)} {timeUnitName} from start
+			</div>
+			{Object.keys(attributeMap).length > 0 && (
+				<>
+					<div className="event-tooltip-content__divider" />
+					<div className="event-tooltip-content__attributes">
+						{Object.entries(attributeMap).map(([key, value]) => (
+							<div key={key} className="event-tooltip-content__kv">
+								<span className="event-tooltip-content__key">{key}:</span>{' '}
+								<span className="event-tooltip-content__value">{value}</span>
+							</div>
+						))}
+					</div>
+				</>
+			)}
+		</div>
+	);
+}

frontend/src/pages/TraceDetailsV3/SpanHoverCard/SpanHoverCard.styles.scss

@@ -0,0 +1,37 @@
+.span-hover-card-popover {
+	.ant-popover-inner {
+		background-color: var(--l1-background);
+		padding: 8px 12px;
+		border-radius: 4px;
+		box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
+		border: 1px solid var(--l2-border);
+	}
+
+	.ant-popover-inner-content {
+		padding: 0;
+	}
+}
+
+// Flamegraph tooltip — rendered as a portal, uses same semantic tokens
+.flamegraph-tooltip {
+	background-color: var(--l1-background);
+	padding: 8px 12px;
+	border-radius: 4px;
+	box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
+	border: 1px solid var(--l2-border);
+}
+
+.span-hover-card-content {
+	font-size: 12px;
+	color: var(--l1-foreground);
+
+	&__name {
+		font-weight: 600;
+		margin-bottom: 4px;
+	}
+
+	&__row {
+		line-height: 1.5;
+		color: var(--l2-foreground);
+	}
+}

frontend/src/pages/TraceDetailsV3/SpanHoverCard/SpanHoverCard.tsx

@@ -0,0 +1,97 @@
+import { ReactNode } from 'react';
+import { Popover } from 'antd';
+import { themeColors } from 'constants/theme';
+import { convertTimeToRelevantUnit } from 'container/TraceDetail/utils';
+import { generateColor } from 'lib/uPlotLib/utils/generateColor';
+import { SpanV3 } from 'types/api/trace/getTraceV3';
+import { toFixed } from 'utils/toFixed';
+
+import './SpanHoverCard.styles.scss';
+
+interface ITraceMetadata {
+	startTime: number;
+	endTime: number;
+}
+
+export interface SpanTooltipContentProps {
+	spanName: string;
+	color: string;
+	hasError: boolean;
+	relativeStartMs: number;
+	durationMs: number;
+}
+
+export function SpanTooltipContent({
+	spanName,
+	color,
+	hasError,
+	relativeStartMs,
+	durationMs,
+}: SpanTooltipContentProps): JSX.Element {
+	const { time: formattedDuration, timeUnitName } = convertTimeToRelevantUnit(
+		durationMs,
+	);
+
+	return (
+		<div className="span-hover-card-content">
+			<div className="span-hover-card-content__name" style={{ color }}>
+				{spanName}
+			</div>
+			<div className="span-hover-card-content__row">
+				Status: {hasError ? 'error' : 'ok'}
+			</div>
+			<div className="span-hover-card-content__row">
+				Start: {toFixed(relativeStartMs, 2)} ms
+			</div>
+			<div className="span-hover-card-content__row">
+				Duration: {toFixed(formattedDuration, 2)} {timeUnitName}
+			</div>
+		</div>
+	);
+}
+
+interface SpanHoverCardProps {
+	span: SpanV3;
+	traceMetadata: ITraceMetadata;
+	children: ReactNode;
+}
+
+function SpanHoverCard({
+	span,
+	traceMetadata,
+	children,
+}: SpanHoverCardProps): JSX.Element {
+	const durationMs = span.duration_nano / 1e6;
+	const relativeStartMs = span.timestamp - traceMetadata.startTime;
+
+	let color = generateColor(
+		span['service.name'],
+		themeColors.traceDetailColorsV3,
+	);
+	if (span.has_error) {
+		color = 'var(--bg-cherry-500)';
+	}
+
+	return (
+		<Popover
+			mouseEnterDelay={0.2}
+			content={
+				<SpanTooltipContent
+					spanName={span.name}
+					color={color}
+					hasError={span.has_error}
+					relativeStartMs={relativeStartMs}
+					durationMs={durationMs}
+				/>
+			}
+			trigger="hover"
+			rootClassName="span-hover-card-popover"
+			autoAdjustOverflow
+			arrow={false}
+		>
+			{children}
+		</Popover>
+	);
+}
+
+export default SpanHoverCard;

frontend/src/pages/TraceDetailsV3/TraceDetailsHeader/TraceDetailsFilter.styles.scss

@@ -0,0 +1,39 @@
+.trace-details-filter {
+	display: flex;
+	align-items: center;
+	gap: 8px;
+	min-width: 0;
+
+	&__search {
+		flex: 1;
+		min-width: 0;
+	}
+
+	&__scope {
+		flex-shrink: 0;
+	}
+
+	&__nav {
+		display: flex;
+		align-items: center;
+		gap: 2px;
+		flex-shrink: 0;
+		white-space: nowrap;
+
+		.ant-typography {
+			font-size: 12px;
+			color: var(--l2-foreground);
+		}
+
+		.ant-btn {
+			padding: 2px 4px;
+			height: auto;
+		}
+	}
+
+	&__no-results {
+		font-size: 12px;
+		color: var(--l2-foreground);
+		white-space: nowrap;
+	}
+}

frontend/src/pages/TraceDetailsV3/TraceDetailsHeader/TraceDetailsFilter.tsx

@@ -0,0 +1,262 @@
+import { useCallback, useMemo, useState } from 'react';
+import { useHistory, useLocation } from 'react-router-dom';
+import { InfoCircleOutlined, LoadingOutlined } from '@ant-design/icons';
+import { Button, Spin, Tooltip, Typography } from 'antd';
+import { AxiosError } from 'axios';
+import QuerySearch from 'components/QueryBuilderV2/QueryV2/QuerySearch/QuerySearch';
+import { convertFiltersToExpressionWithExistingQuery } from 'components/QueryBuilderV2/utils';
+import { DEFAULT_ENTITY_VERSION } from 'constants/app';
+import { initialQueriesMap, PANEL_TYPES } from 'constants/queryBuilder';
+import SpanScopeSelector from 'container/QueryBuilder/filters/QueryBuilderSearchV2/SpanScopeSelector';
+import { useGetQueryRange } from 'hooks/queryBuilder/useGetQueryRange';
+import { uniqBy } from 'lodash-es';
+import { ChevronDown, ChevronUp } from 'lucide-react';
+import { DataTypes } from 'types/api/queryBuilder/queryAutocompleteResponse';
+import {
+	IBuilderQuery,
+	Query,
+	TagFilter,
+} from 'types/api/queryBuilder/queryBuilderData';
+import {
+	DataSource,
+	TracesAggregatorOperator,
+} from 'types/common/queryBuilder';
+
+import './TraceDetailsFilter.styles.scss';
+
+interface TraceDetailsFilterProps {
+	startTime: number;
+	endTime: number;
+	traceId: string;
+	onFilteredSpansChange: (spanIds: string[], isFilterActive: boolean) => void;
+}
+
+const TRACE_ID_FILTER_ITEM = {
+	id: 'trace-details-trace-id',
+	key: {
+		key: 'trace_id',
+		dataType: DataTypes.String,
+		type: '',
+		id: 'trace_id--string----true',
+	},
+	op: '=',
+	value: '',
+};
+
+function buildInitialQuery(): IBuilderQuery {
+	return {
+		...initialQueriesMap.traces.builder.queryData[0],
+		aggregateOperator: TracesAggregatorOperator.NOOP,
+		orderBy: [{ columnName: 'timestamp', order: 'asc' }],
+		dataSource: DataSource.TRACES,
+		filters: { items: [], op: 'AND' },
+		filter: { expression: '' },
+	};
+}
+
+function prepareApiQuery(builderQuery: IBuilderQuery, traceId: string): Query {
+	return {
+		...initialQueriesMap.traces,
+		builder: {
+			...initialQueriesMap.traces.builder,
+			queryData: [
+				{
+					...builderQuery,
+					// Inject trace_id filter for scoping results to this trace
+					filters: {
+						op: builderQuery.filters?.op || 'AND',
+						items: [
+							...(builderQuery.filters?.items || []),
+							{ ...TRACE_ID_FILTER_ITEM, value: traceId },
+						],
+					},
+				},
+			],
+		},
+	};
+}
+
+function TraceDetailsFilter({
+	startTime,
+	endTime,
+	traceId,
+	onFilteredSpansChange,
+}: TraceDetailsFilterProps): JSX.Element {
+	const [builderQuery, setBuilderQuery] = useState<IBuilderQuery>(
+		buildInitialQuery,
+	);
+	const [noData, setNoData] = useState(false);
+	const [filteredSpanIds, setFilteredSpanIds] = useState<string[]>([]);
+	const [currentSearchedIndex, setCurrentSearchedIndex] = useState(0);
+
+	const { search } = useLocation();
+	const history = useHistory();
+
+	const expression = builderQuery.filter?.expression || '';
+	const hasActiveFilter =
+		(builderQuery.filters?.items || []).length > 0 ||
+		expression.trim().length > 0;
+
+	// Called by QuerySearch when user types in the CodeMirror editor
+	const handleExpressionChange = useCallback(
+		(value: string): void => {
+			setBuilderQuery((prev) => {
+				if (!value.trim() && (prev.filters?.items || []).length === 0) {
+					onFilteredSpansChange([], false);
+					setFilteredSpanIds([]);
+					setCurrentSearchedIndex(0);
+					setNoData(false);
+				}
+				return {
+					...prev,
+					filter: { expression: value },
+				};
+			});
+		},
+		[onFilteredSpansChange],
+	);
+
+	// Called by SpanScopeSelector when scope changes (All Spans / Root Spans etc.)
+	// Merges the scope filter items into filter.expression using the shared util
+	const handleScopeChange = useCallback((value: TagFilter): void => {
+		setBuilderQuery((prev) => {
+			const currentExpression = prev.filter?.expression || '';
+			const {
+				filters: mergedFilters,
+				filter: mergedFilter,
+			} = convertFiltersToExpressionWithExistingQuery(value, currentExpression);
+			return {
+				...prev,
+				filters: mergedFilters,
+				filter: mergedFilter,
+			};
+		});
+	}, []);
+
+	const handlePrevNext = useCallback(
+		(index: number, spanId?: string): void => {
+			const searchParams = new URLSearchParams(search);
+			if (spanId) {
+				searchParams.set('spanId', spanId);
+			} else {
+				searchParams.set('spanId', filteredSpanIds[index]);
+			}
+			history.replace({ search: searchParams.toString() });
+		},
+		[filteredSpanIds, history, search],
+	);
+
+	const query = useMemo(() => prepareApiQuery(builderQuery, traceId), [
+		builderQuery,
+		traceId,
+	]);
+
+	const { isFetching, error } = useGetQueryRange(
+		{
+			query,
+			graphType: PANEL_TYPES.LIST,
+			selectedTime: 'GLOBAL_TIME',
+			start: startTime,
+			end: endTime,
+			params: {
+				dataSource: 'traces',
+			},
+			tableParams: {
+				pagination: {
+					offset: 0,
+					limit: 200,
+				},
+				selectColumns: [
+					{
+						key: 'name',
+						dataType: 'string',
+						type: 'tag',
+						id: 'name--string--tag--true',
+						isIndexed: false,
+					},
+				],
+			},
+		},
+		DEFAULT_ENTITY_VERSION,
+		{
+			queryKey: [builderQuery.filter, builderQuery.filters],
+			enabled: hasActiveFilter,
+			onSuccess: (data) => {
+				if (data?.payload.data.newResult.data.result[0].list) {
+					const uniqueSpans = uniqBy(
+						data?.payload.data.newResult.data.result[0].list,
+						'data.spanID',
+					);
+					const spanIds = uniqueSpans.map((val) => val.data.spanID);
+					setFilteredSpanIds(spanIds);
+					onFilteredSpansChange(spanIds, true);
+					handlePrevNext(0, spanIds[0]);
+					setNoData(false);
+				} else {
+					setNoData(true);
+					setFilteredSpanIds([]);
+					onFilteredSpansChange([], true);
+					setCurrentSearchedIndex(0);
+				}
+			},
+		},
+	);
+
+	return (
+		<div className="trace-details-filter">
+			<div className="trace-details-filter__search">
+				<QuerySearch
+					queryData={builderQuery}
+					onChange={handleExpressionChange}
+					dataSource={DataSource.TRACES}
+					placeholder="Search Filter : select options from suggested values, for IN/NOT IN operators - press 'Enter' after selecting options"
+				/>
+			</div>
+			<div className="trace-details-filter__scope">
+				<SpanScopeSelector
+					query={builderQuery}
+					onChange={handleScopeChange}
+					skipQueryBuilderRedirect
+				/>
+			</div>
+			{filteredSpanIds.length > 0 && (
+				<div className="trace-details-filter__nav">
+					<Typography.Text>
+						{currentSearchedIndex + 1} / {filteredSpanIds.length}
+					</Typography.Text>
+					<Button
+						icon={<ChevronUp size={14} />}
+						disabled={currentSearchedIndex === 0}
+						type="text"
+						onClick={(): void => {
+							handlePrevNext(currentSearchedIndex - 1);
+							setCurrentSearchedIndex((prev) => prev - 1);
+						}}
+					/>
+					<Button
+						icon={<ChevronDown size={14} />}
+						type="text"
+						disabled={currentSearchedIndex === filteredSpanIds.length - 1}
+						onClick={(): void => {
+							handlePrevNext(currentSearchedIndex + 1);
+							setCurrentSearchedIndex((prev) => prev + 1);
+						}}
+					/>
+				</div>
+			)}
+			{isFetching && <Spin indicator={<LoadingOutlined spin />} size="small" />}
+			{error && (
+				<Tooltip title={(error as AxiosError)?.message || 'Something went wrong'}>
+					<InfoCircleOutlined />
+				</Tooltip>
+			)}
+			{noData && (
+				<Typography.Text className="trace-details-filter__no-results">
+					No results found
+				</Typography.Text>
+			)}
+		</div>
+	);
+}
+
+export default TraceDetailsFilter;

frontend/src/pages/TraceDetailsV3/TraceDetailsHeader/TraceDetailsHeader.styles.scss

@@ -0,0 +1,28 @@
+.trace-details-header {
+	display: flex;
+	align-items: center;
+	padding: 8px 16px;
+	gap: 8px;
+
+	&__back-btn {
+		flex-shrink: 0;
+	}
+
+	.key-value-label {
+		flex-shrink: 0;
+	}
+
+	&__filter {
+		&.trace-v3-filter-row {
+			padding: 0;
+		}
+		max-width: 850px;
+		flex: 1;
+		min-width: 0;
+	}
+
+	&__old-view-btn {
+		margin-left: auto;
+		flex-shrink: 0;
+	}
+}

frontend/src/pages/TraceDetailsV3/TraceDetailsHeader/TraceDetailsHeader.tsx

@@ -0,0 +1,92 @@
+import { useCallback } from 'react';
+import { useParams } from 'react-router-dom';
+import { Button } from '@signozhq/ui';
+import ROUTES from 'constants/routes';
+import history from 'lib/history';
+import { ArrowLeft } from 'lucide-react';
+import KeyValueLabel from 'periscope/components/KeyValueLabel';
+import { TraceDetailV2URLProps } from 'types/api/trace/getTraceV2';
+
+import Filters from '../TraceWaterfall/TraceWaterfallStates/Success/Filters/Filters';
+
+import './TraceDetailsHeader.styles.scss';
+
+interface FilterMetadata {
+	startTime: number;
+	endTime: number;
+	traceId: string;
+}
+
+interface TraceDetailsHeaderProps {
+	filterMetadata: FilterMetadata;
+	onFilteredSpansChange: (spanIds: string[], isFilterActive: boolean) => void;
+	noData?: boolean;
+}
+
+function TraceDetailsHeader({
+	filterMetadata,
+	onFilteredSpansChange,
+	noData,
+}: TraceDetailsHeaderProps): JSX.Element {
+	const { id: traceID } = useParams<TraceDetailV2URLProps>();
+
+	const handleSwitchToOldView = useCallback((): void => {
+		const oldUrl = `/trace-old/${traceID}${window.location.search}`;
+		history.replace(oldUrl);
+	}, [traceID]);
+
+	const handlePreviousBtnClick = useCallback((): void => {
+		const isSpaNavigate =
+			document.referrer &&
+			new URL(document.referrer).origin === window.location.origin;
+		const hasBackHistory = window.history.length > 1;
+
+		if (isSpaNavigate && hasBackHistory) {
+			history.goBack();
+		} else {
+			history.push(ROUTES.TRACES_EXPLORER);
+		}
+	}, []);
+
+	return (
+		<div className="trace-details-header">
+			<Button
+				variant="solid"
+				color="secondary"
+				size="sm"
+				className="trace-details-header__back-btn"
+				onClick={handlePreviousBtnClick}
+			>
+				<ArrowLeft size={14} />
+			</Button>
+			<KeyValueLabel
+				badgeKey="Trace ID"
+				badgeValue={traceID || ''}
+				maxCharacters={100}
+			/>
+			{!noData && (
+				<>
+					<div className="trace-details-header__filter">
+						<Filters
+							startTime={filterMetadata.startTime}
+							endTime={filterMetadata.endTime}
+							traceID={filterMetadata.traceId}
+							onFilteredSpansChange={onFilteredSpansChange}
+						/>
+					</div>
+					<Button
+						variant="solid"
+						color="secondary"
+						size="sm"
+						className="trace-details-header__old-view-btn"
+						onClick={handleSwitchToOldView}
+					>
+						Old View
+					</Button>
+				</>
+			)}
+		</div>
+	);
+}
+
+export default TraceDetailsHeader;

frontend/src/pages/TraceDetailsV3/TraceDetailsV3.styles.scss

@@ -0,0 +1,107 @@
+.trace-details-v3 {
+	height: calc(100vh);
+	display: flex;
+	flex-direction: column;
+
+	&__content {
+		display: flex;
+		flex-direction: column;
+		flex: 1;
+		overflow: hidden;
+	}
+
+	&__flame-collapse,
+	&__waterfall-collapse {
+		border: none;
+		border-radius: 0;
+		background: transparent;
+
+		.ant-collapse-item {
+			border: none;
+		}
+
+		.ant-collapse-header {
+			border: 1px solid var(--l2-border);
+		}
+
+		.ant-collapse-content {
+			background: transparent;
+			border-top: none;
+			// Disable collapse animation — virtualizer and canvas flicker during height transitions
+			transition: none !important;
+		}
+	}
+
+	&__collapse-label {
+		display: flex;
+		justify-content: space-between;
+		align-items: center;
+		width: 100%;
+	}
+
+	&__collapse-count {
+		display: flex;
+		gap: 6px;
+		align-items: center;
+		font-size: 12px;
+		font-weight: 400;
+		color: var(--l2-foreground);
+	}
+
+	&__flame-collapse {
+		flex-shrink: 0;
+
+		.ant-collapse-content-box {
+			padding: 0 !important;
+		}
+	}
+
+	&__waterfall-collapse {
+		flex: 1;
+		display: flex;
+		flex-direction: column;
+		overflow: hidden;
+
+		.ant-collapse-item {
+			flex: 1;
+			display: flex;
+			flex-direction: column;
+			min-height: 0;
+		}
+
+		.ant-collapse-content.ant-collapse-content-active {
+			flex: 1;
+			display: flex;
+			flex-direction: column;
+			min-height: 0;
+		}
+
+		.ant-collapse-content-box {
+			padding: 0 !important;
+			flex: 1;
+			display: flex;
+			flex-direction: column;
+			min-height: 0;
+		}
+
+		&--docked {
+			flex: none;
+
+			.ant-collapse-item {
+				flex: none;
+				display: block;
+			}
+
+			.ant-collapse-content-box {
+				flex: none;
+				display: block;
+			}
+		}
+	}
+
+	&__docked-span-details {
+		flex: 1;
+		overflow: auto;
+		min-height: 0;
+	}
+}

frontend/src/pages/TraceDetailsV3/TraceFlamegraph/FlamegraphCanvas.tsx

@@ -0,0 +1,284 @@
+import React, { useCallback, useEffect, useRef, useState } from 'react';
+import { createPortal } from 'react-dom';
+import TimelineV3 from 'components/TimelineV3/TimelineV3';
+import { useIsDarkMode } from 'hooks/useDarkMode';
+
+import { useCrosshair } from '../hooks/useCrosshair';
+import { EventTooltipContent } from '../SpanHoverCard/EventTooltipContent';
+import { SpanTooltipContent } from '../SpanHoverCard/SpanHoverCard';
+import { DEFAULT_ROW_HEIGHT } from './constants';
+import { useCanvasSetup } from './hooks/useCanvasSetup';
+import { useFlamegraphCrosshair } from './hooks/useFlamegraphCrosshair';
+import { useFlamegraphDrag } from './hooks/useFlamegraphDrag';
+import { useFlamegraphDraw } from './hooks/useFlamegraphDraw';
+import { useFlamegraphHover } from './hooks/useFlamegraphHover';
+import { useFlamegraphZoom } from './hooks/useFlamegraphZoom';
+import { useScrollToSpan } from './hooks/useScrollToSpan';
+import { EventRect, FlamegraphCanvasProps, SpanRect } from './types';
+
+function FlamegraphCanvas(props: FlamegraphCanvasProps): JSX.Element {
+	const {
+		layout,
+		traceMetadata,
+		firstSpanAtFetchLevel,
+		onSpanClick,
+		filteredSpanIds,
+		isFilterActive,
+	} = props;
+
+	const isDarkMode = useIsDarkMode();
+	const canvasRef = useRef<HTMLCanvasElement>(null);
+	const overlayCanvasRef = useRef<HTMLCanvasElement>(null);
+	const containerRef = useRef<HTMLDivElement>(null);
+	const spanRectsRef = useRef<SpanRect[]>([]);
+	const eventRectsRef = useRef<EventRect[]>([]);
+
+	const [viewStartTs, setViewStartTs] = useState<number>(
+		traceMetadata.startTime,
+	);
+	const [viewEndTs, setViewEndTs] = useState<number>(traceMetadata.endTime);
+	const [scrollTop, setScrollTop] = useState<number>(0);
+	const [rowHeight, setRowHeight] = useState<number>(DEFAULT_ROW_HEIGHT);
+
+	// Mutable refs for zoom and drag hooks to read during rAF / mouse callbacks
+	const viewStartRef = useRef(viewStartTs);
+	const viewEndRef = useRef(viewEndTs);
+	const rowHeightRef = useRef(rowHeight);
+	const scrollTopRef = useRef(scrollTop);
+
+	useEffect(() => {
+		viewStartRef.current = viewStartTs;
+	}, [viewStartTs]);
+
+	useEffect(() => {
+		viewEndRef.current = viewEndTs;
+	}, [viewEndTs]);
+
+	useEffect(() => {
+		rowHeightRef.current = rowHeight;
+	}, [rowHeight]);
+
+	useEffect(() => {
+		scrollTopRef.current = scrollTop;
+	}, [scrollTop]);
+
+	useEffect(() => {
+		//TODO: see if this can be removed as once loaded the view start and end ts will not change
+		setViewStartTs(traceMetadata.startTime);
+		setViewEndTs(traceMetadata.endTime);
+		viewStartRef.current = traceMetadata.startTime;
+		viewEndRef.current = traceMetadata.endTime;
+	}, [traceMetadata.startTime, traceMetadata.endTime]);
+
+	const totalHeight = layout.totalVisualRows * rowHeight;
+
+	const { isOverFlamegraphRef } = useFlamegraphZoom({
+		canvasRef,
+		traceMetadata,
+		viewStartRef,
+		viewEndRef,
+		rowHeightRef,
+		setViewStartTs,
+		setViewEndTs,
+		setRowHeight,
+	});
+
+	const {
+		handleMouseDown,
+		handleMouseMove: handleDragMouseMove,
+		handleMouseUp,
+		handleDragMouseLeave,
+		isDraggingRef,
+	} = useFlamegraphDrag({
+		canvasRef,
+		containerRef,
+		traceMetadata,
+		viewStartRef,
+		viewEndRef,
+		setViewStartTs,
+		setViewEndTs,
+		scrollTopRef,
+		setScrollTop,
+		totalHeight,
+	});
+
+	const {
+		hoveredSpanId,
+		hoveredEventKey,
+		handleHoverMouseMove,
+		handleHoverMouseLeave,
+		handleMouseDownForClick,
+		handleClick,
+		tooltipContent,
+	} = useFlamegraphHover({
+		canvasRef,
+		spanRectsRef,
+		eventRectsRef,
+		traceMetadata,
+		viewStartTs,
+		viewEndTs,
+		isDraggingRef,
+		onSpanClick,
+		isDarkMode,
+	});
+
+	const { drawFlamegraph } = useFlamegraphDraw({
+		canvasRef,
+		containerRef,
+		spans: layout.visualRows,
+		connectors: layout.connectors,
+		viewStartTs,
+		viewEndTs,
+		scrollTop,
+		rowHeight,
+		selectedSpanId: firstSpanAtFetchLevel || undefined,
+		hoveredSpanId: hoveredSpanId ?? '',
+		isDarkMode,
+		spanRectsRef,
+		eventRectsRef,
+		hoveredEventKey,
+		filteredSpanIds,
+		isFilterActive,
+	});
+
+	useScrollToSpan({
+		firstSpanAtFetchLevel,
+		spans: layout.visualRows,
+		traceMetadata,
+		containerRef,
+		viewStartRef,
+		viewEndRef,
+		scrollTopRef,
+		rowHeight,
+		setViewStartTs,
+		setViewEndTs,
+		setScrollTop,
+	});
+
+	useCanvasSetup(canvasRef, containerRef, drawFlamegraph, overlayCanvasRef);
+
+	const {
+		cursorXPercent,
+		cursorX,
+		onMouseMove: onCrosshairMove,
+		onMouseLeave: onCrosshairLeave,
+	} = useCrosshair({ containerRef });
+
+	useFlamegraphCrosshair({ overlayCanvasRef, cursorX });
+
+	const handleMouseMove = useCallback(
+		(e: React.MouseEvent): void => {
+			handleDragMouseMove(e);
+			handleHoverMouseMove(e);
+			if (!isDraggingRef.current) {
+				onCrosshairMove(e);
+			}
+		},
+		[handleDragMouseMove, handleHoverMouseMove, onCrosshairMove, isDraggingRef],
+	);
+
+	const handleMouseLeave = useCallback((): void => {
+		isOverFlamegraphRef.current = false;
+		onCrosshairLeave();
+		handleDragMouseLeave();
+		handleHoverMouseLeave();
+	}, [
+		isOverFlamegraphRef,
+		onCrosshairLeave,
+		handleDragMouseLeave,
+		handleHoverMouseLeave,
+	]);
+
+	const tooltipElement = tooltipContent
+		? createPortal(
+				<div
+					className="span-hover-card-popover flamegraph-tooltip"
+					style={{
+						position: 'fixed',
+						left: Math.min(tooltipContent.clientX + 15, window.innerWidth - 220),
+						top: Math.min(tooltipContent.clientY + 15, window.innerHeight - 100),
+						zIndex: 1000,
+						pointerEvents: 'none',
+					}}
+				>
+					{tooltipContent.event ? (
+						<EventTooltipContent
+							eventName={tooltipContent.event.name}
+							timeOffsetMs={tooltipContent.event.timeOffsetMs}
+							isError={tooltipContent.event.isError}
+							attributeMap={tooltipContent.event.attributeMap}
+						/>
+					) : (
+						<SpanTooltipContent
+							spanName={tooltipContent.spanName}
+							color={tooltipContent.spanColor}
+							hasError={tooltipContent.status === 'error'}
+							relativeStartMs={tooltipContent.startMs}
+							durationMs={tooltipContent.durationMs}
+						/>
+					)}
+				</div>,
+				document.body,
+		  )
+		: null;
+
+	return (
+		<div
+			style={{
+				display: 'flex',
+				flexDirection: 'column',
+				height: '100%',
+				padding: '0 15px',
+			}}
+		>
+			{tooltipElement}
+			<TimelineV3
+				startTimestamp={viewStartTs}
+				endTimestamp={viewEndTs}
+				offsetTimestamp={viewStartTs - traceMetadata.startTime}
+				timelineHeight={10}
+				cursorXPercent={cursorXPercent}
+			/>
+			<div
+				ref={containerRef}
+				style={{
+					flex: 1,
+					overflow: 'hidden',
+					position: 'relative',
+				}}
+				onMouseEnter={(): void => {
+					isOverFlamegraphRef.current = true;
+				}}
+				onMouseLeave={handleMouseLeave}
+			>
+				<canvas
+					ref={canvasRef}
+					style={{
+						display: 'block',
+						width: '100%',
+						cursor: 'grab',
+					}}
+					onMouseDown={(e): void => {
+						handleMouseDown(e);
+						handleMouseDownForClick(e);
+					}}
+					onMouseMove={handleMouseMove}
+					onMouseUp={handleMouseUp}
+					onClick={handleClick}
+				/>
+				<canvas
+					ref={overlayCanvasRef}
+					style={{
+						position: 'absolute',
+						top: 0,
+						left: 0,
+						width: '100%',
+						pointerEvents: 'none',
+					}}
+				/>
+			</div>
+		</div>
+	);
+}
+
+export default FlamegraphCanvas;

frontend/src/pages/TraceDetailsV3/TraceFlamegraph/TraceFlamegraph.tsx

@@ -0,0 +1,133 @@
+import { useCallback, useEffect, useMemo, useState } from 'react';
+import { useHistory, useLocation, useParams } from 'react-router-dom';
+import { Skeleton } from 'antd';
+import useGetTraceFlamegraph from 'hooks/trace/useGetTraceFlamegraph';
+import useUrlQuery from 'hooks/useUrlQuery';
+import { TraceDetailFlamegraphURLProps } from 'types/api/trace/getTraceFlamegraph';
+
+import Error from '../TraceWaterfall/TraceWaterfallStates/Error/Error';
+import { FLAMEGRAPH_SPAN_LIMIT } from './constants';
+import FlamegraphCanvas from './FlamegraphCanvas';
+import { useVisualLayoutWorker } from './hooks/useVisualLayoutWorker';
+
+interface TraceFlamegraphProps {
+	filteredSpanIds: string[];
+	isFilterActive: boolean;
+}
+
+function TraceFlamegraph({
+	filteredSpanIds,
+	isFilterActive,
+}: TraceFlamegraphProps): JSX.Element {
+	const { id: traceId } = useParams<TraceDetailFlamegraphURLProps>();
+	const urlQuery = useUrlQuery();
+	const history = useHistory();
+	const { search } = useLocation();
+	const [firstSpanAtFetchLevel, setFirstSpanAtFetchLevel] = useState<string>(
+		urlQuery.get('spanId') || '',
+	);
+
+	useEffect(() => {
+		setFirstSpanAtFetchLevel(urlQuery.get('spanId') || '');
+	}, [urlQuery]);
+
+	const handleSpanClick = useCallback(
+		(spanId: string): void => {
+			setFirstSpanAtFetchLevel(spanId);
+			const searchParams = new URLSearchParams(search);
+			//tood: use from query params constants
+			if (searchParams.get('spanId') !== spanId) {
+				searchParams.set('spanId', spanId);
+				history.replace({ search: searchParams.toString() });
+			}
+		},
+		[history, search],
+	);
+
+	const { data, isFetching, error: fetchError } = useGetTraceFlamegraph({
+		traceId,
+		// selectedSpanId: firstSpanAtFetchLevel,
+		limit: FLAMEGRAPH_SPAN_LIMIT,
+	});
+
+	const spans = useMemo(() => data?.payload?.spans || [], [
+		data?.payload?.spans,
+	]);
+
+	const { layout, isComputing, error: workerError } = useVisualLayoutWorker(
+		spans,
+	);
+
+	const content = useMemo(() => {
+		// Loading: fetching data or worker computing layout
+		if (isFetching || isComputing) {
+			if (layout.totalVisualRows > 0) {
+				return (
+					<FlamegraphCanvas
+						layout={layout}
+						firstSpanAtFetchLevel={firstSpanAtFetchLevel}
+						setFirstSpanAtFetchLevel={setFirstSpanAtFetchLevel}
+						onSpanClick={handleSpanClick}
+						traceMetadata={{
+							startTime: data?.payload?.startTimestampMillis || 0,
+							endTime: data?.payload?.endTimestampMillis || 0,
+						}}
+						filteredSpanIds={filteredSpanIds}
+						isFilterActive={isFilterActive}
+					/>
+				);
+			}
+			return (
+				<div style={{ width: '100%', height: '100%', padding: '8px 12px' }}>
+					<Skeleton
+						active
+						paragraph={{
+							rows: 8,
+							width: ['100%', '95%', '85%', '70%', '50%', '35%', '20%', '10%'],
+						}}
+						title={false}
+					/>
+				</div>
+			);
+		}
+		// Error: network or worker failure
+		if (fetchError || workerError) {
+			return <Error error={(fetchError || workerError) as any} />;
+		}
+		if (data?.payload?.spans && data.payload.spans.length === 0) {
+			return <div>No data found for trace {traceId}</div>;
+		}
+		return (
+			<FlamegraphCanvas
+				layout={layout}
+				firstSpanAtFetchLevel={firstSpanAtFetchLevel}
+				setFirstSpanAtFetchLevel={setFirstSpanAtFetchLevel}
+				onSpanClick={handleSpanClick}
+				traceMetadata={{
+					startTime: data?.payload?.startTimestampMillis || 0,
+					endTime: data?.payload?.endTimestampMillis || 0,
+				}}
+				filteredSpanIds={filteredSpanIds}
+				isFilterActive={isFilterActive}
+			/>
+		);
+	}, [
+		data?.payload?.endTimestampMillis,
+		data?.payload?.startTimestampMillis,
+		data?.payload?.spans,
+		fetchError,
+		filteredSpanIds,
+		firstSpanAtFetchLevel,
+		handleSpanClick,
+		isComputing,
+		isFilterActive,
+		isFetching,
+		layout,
+		traceId,
+		workerError,
+	]);
+
+	return <>{content}</>;
+}
+
+export default TraceFlamegraph;

frontend/src/pages/TraceDetailsV3/TraceFlamegraph/__tests__/computeVisualLayout.test.ts

@@ -0,0 +1,475 @@
+import { FlamegraphSpan } from 'types/api/trace/getTraceFlamegraph';
+
+import { computeVisualLayout } from '../computeVisualLayout';
+
+function makeSpan(
+	overrides: Partial<FlamegraphSpan> & {
+		spanId: string;
+		timestamp: number;
+		durationNano: number;
+	},
+): FlamegraphSpan {
+	return {
+		parentSpanId: '',
+		traceId: 'trace-1',
+		hasError: false,
+		serviceName: 'svc',
+		name: 'op',
+		level: 0,
+		event: [],
+		...overrides,
+	};
+}
+
+describe('computeVisualLayout', () => {
+	it('should handle empty input', () => {
+		const layout = computeVisualLayout([]);
+		expect(layout.totalVisualRows).toBe(0);
+		expect(layout.visualRows).toEqual([]);
+	});
+
+	it('should handle single root, no children — 1 visual row', () => {
+		const root = makeSpan({
+			spanId: 'root',
+			timestamp: 0,
+			durationNano: 100e6,
+		});
+		const layout = computeVisualLayout([[root]]);
+		expect(layout.totalVisualRows).toBe(1);
+		expect(layout.visualRows[0]).toEqual([root]);
+		expect(layout.spanToVisualRow['root']).toBe(0);
+	});
+
+	it('should keep non-overlapping siblings on the same row (compact)', () => {
+		const root = makeSpan({
+			spanId: 'root',
+			timestamp: 0,
+			durationNano: 500e6,
+		});
+		const a = makeSpan({
+			spanId: 'a',
+			parentSpanId: 'root',
+			timestamp: 0,
+			durationNano: 100e6,
+		});
+		const b = makeSpan({
+			spanId: 'b',
+			parentSpanId: 'root',
+			timestamp: 200,
+			durationNano: 100e6,
+		});
+		const c = makeSpan({
+			spanId: 'c',
+			parentSpanId: 'root',
+			timestamp: 400,
+			durationNano: 100e6,
+		});
+
+		const layout = computeVisualLayout([[root], [a, b, c]]);
+
+		// root on row 0, all children on row 1
+		expect(layout.totalVisualRows).toBe(2);
+		expect(layout.spanToVisualRow['root']).toBe(0);
+		expect(layout.spanToVisualRow['a']).toBe(1);
+		expect(layout.spanToVisualRow['b']).toBe(1);
+		expect(layout.spanToVisualRow['c']).toBe(1);
+	});
+
+	it('should pack non-overlapping siblings into shared lanes (greedy packing)', () => {
+		const root = makeSpan({
+			spanId: 'root',
+			timestamp: 0,
+			durationNano: 300e6,
+		});
+		// A and B overlap; C does not overlap with either
+		const a = makeSpan({
+			spanId: 'a',
+			parentSpanId: 'root',
+			timestamp: 0,
+			durationNano: 100e6, // ends at 100ms
+		});
+		const b = makeSpan({
+			spanId: 'b',
+			parentSpanId: 'root',
+			timestamp: 50,
+			durationNano: 100e6, // starts at 50ms < 100ms end of A → overlap → lane 1
+		});
+		const c = makeSpan({
+			spanId: 'c',
+			parentSpanId: 'root',
+			timestamp: 200,
+			durationNano: 100e6, // 200 >= 100, fits lane 0 with A
+		});
+
+		const layout = computeVisualLayout([[root], [a, b, c]]);
+
+		// root on row 0, C placed first (latest) → row 1, B doesn't overlap C → row 1, A overlaps B → row 2
+		expect(layout.totalVisualRows).toBe(3);
+		expect(layout.spanToVisualRow['root']).toBe(0);
+		expect(layout.spanToVisualRow['c']).toBe(1);
+		expect(layout.spanToVisualRow['b']).toBe(1);
+		expect(layout.spanToVisualRow['a']).toBe(2);
+	});
+
+	it('should handle full overlap — all siblings get own row', () => {
+		const root = makeSpan({
+			spanId: 'root',
+			timestamp: 0,
+			durationNano: 200e6,
+		});
+		const a = makeSpan({
+			spanId: 'a',
+			parentSpanId: 'root',
+			timestamp: 0,
+			durationNano: 200e6,
+		});
+		const b = makeSpan({
+			spanId: 'b',
+			parentSpanId: 'root',
+			timestamp: 0,
+			durationNano: 200e6,
+		});
+
+		const layout = computeVisualLayout([[root], [a, b]]);
+
+		expect(layout.totalVisualRows).toBe(3);
+		expect(layout.spanToVisualRow['a']).toBe(1);
+		expect(layout.spanToVisualRow['b']).toBe(2);
+	});
+
+	it('should stack children correctly below overlapping parents', () => {
+		const root = makeSpan({
+			spanId: 'root',
+			timestamp: 0,
+			durationNano: 300e6,
+		});
+		const a = makeSpan({
+			spanId: 'a',
+			parentSpanId: 'root',
+			timestamp: 0,
+			durationNano: 200e6,
+		});
+		const b = makeSpan({
+			spanId: 'b',
+			parentSpanId: 'root',
+			timestamp: 50,
+			durationNano: 200e6,
+		});
+		// Child of A
+		const childA = makeSpan({
+			spanId: 'childA',
+			parentSpanId: 'a',
+			timestamp: 10,
+			durationNano: 50e6,
+		});
+		// Child of B
+		const childB = makeSpan({
+			spanId: 'childB',
+			parentSpanId: 'b',
+			timestamp: 60,
+			durationNano: 50e6,
+		});
+
+		const layout = computeVisualLayout([[root], [a, b], [childA, childB]]);
+
+		// DFS processes b's subtree first (latest):
+		// root → row 0
+		// b → row 1 (parentRow 0 + 1)
+		// childB → row 2 (parentRow 1 + 1)
+		// a → try row 1 (parentRow 0 + 1), overlaps b → try row 2, overlaps childB → row 3
+		// childA → row 4 (parentRow 3 + 1)
+		expect(layout.spanToVisualRow['root']).toBe(0);
+		expect(layout.spanToVisualRow['b']).toBe(1);
+		expect(layout.spanToVisualRow['childB']).toBe(2);
+		expect(layout.spanToVisualRow['a']).toBe(3);
+		expect(layout.spanToVisualRow['childA']).toBe(4);
+		expect(layout.totalVisualRows).toBe(5);
+	});
+
+	it('should handle multiple roots as a sibling group', () => {
+		// Two overlapping roots
+		const r1 = makeSpan({
+			spanId: 'r1',
+			timestamp: 0,
+			durationNano: 100e6,
+		});
+		const r2 = makeSpan({
+			spanId: 'r2',
+			timestamp: 50,
+			durationNano: 100e6,
+		});
+
+		const layout = computeVisualLayout([[r1, r2]]);
+
+		expect(layout.spanToVisualRow['r1']).toBe(0);
+		expect(layout.spanToVisualRow['r2']).toBe(1);
+		expect(layout.totalVisualRows).toBe(2);
+	});
+
+	it('should produce compact layout for deep nesting without overlap', () => {
+		const root = makeSpan({
+			spanId: 'root',
+			timestamp: 0,
+			durationNano: 1000e6,
+		});
+		const child = makeSpan({
+			spanId: 'child',
+			parentSpanId: 'root',
+			timestamp: 10,
+			durationNano: 500e6,
+		});
+		const grandchild = makeSpan({
+			spanId: 'grandchild',
+			parentSpanId: 'child',
+			timestamp: 20,
+			durationNano: 200e6,
+		});
+
+		const layout = computeVisualLayout([[root], [child], [grandchild]]);
+
+		// No overlap at any level → visual rows == tree depth
+		expect(layout.totalVisualRows).toBe(3);
+		expect(layout.spanToVisualRow['root']).toBe(0);
+		expect(layout.spanToVisualRow['child']).toBe(1);
+		expect(layout.spanToVisualRow['grandchild']).toBe(2);
+	});
+
+	it('should pack many sequential siblings into 1 row (no diagonal staircase)', () => {
+		const root = makeSpan({
+			spanId: 'root',
+			timestamp: 0,
+			durationNano: 500e6,
+		});
+		// 6 sequential children — like checkoutservice/PlaceOrder scenario
+		const spans = [
+			makeSpan({
+				spanId: 's1',
+				parentSpanId: 'root',
+				timestamp: 3,
+				durationNano: 30e6,
+			}),
+			makeSpan({
+				spanId: 's2',
+				parentSpanId: 'root',
+				timestamp: 35,
+				durationNano: 4e6,
+			}),
+			makeSpan({
+				spanId: 's3',
+				parentSpanId: 'root',
+				timestamp: 39,
+				durationNano: 1e6,
+			}),
+			makeSpan({
+				spanId: 's4',
+				parentSpanId: 'root',
+				timestamp: 40,
+				durationNano: 4e6,
+			}),
+			makeSpan({
+				spanId: 's5',
+				parentSpanId: 'root',
+				timestamp: 44,
+				durationNano: 5e6,
+			}),
+			makeSpan({
+				spanId: 's6',
+				parentSpanId: 'root',
+				timestamp: 49,
+				durationNano: 1e6,
+			}),
+		];
+
+		const layout = computeVisualLayout([[root], spans]);
+
+		// All 6 sequential siblings should share 1 row
+		expect(layout.totalVisualRows).toBe(2);
+		expect(layout.spanToVisualRow['root']).toBe(0);
+		for (const span of spans) {
+			expect(layout.spanToVisualRow[span.spanId]).toBe(1);
+		}
+	});
+
+	it('should keep children below parents even with misparented spans', () => {
+		// Simulates the dd_sig2 bug: /route spans have parentSpanId pointing
+		// to the wrong ancestor, but they are at level 2 in the spans[][] input.
+		// Level-based packing must place them below level 1 regardless.
+		const httpGet = makeSpan({
+			spanId: 'http-get',
+			timestamp: 0,
+			durationNano: 500e6,
+		});
+		const route = makeSpan({
+			spanId: 'route',
+			parentSpanId: 'some-wrong-ancestor', // misparented!
+			timestamp: 10,
+			durationNano: 200e6,
+		});
+
+		const layout = computeVisualLayout([[httpGet], [route]]);
+
+		// httpGet at level 0 → row 0, route at level 1 → row 1
+		expect(layout.spanToVisualRow['http-get']).toBe(0);
+		expect(layout.spanToVisualRow['route']).toBe(1);
+		expect(layout.totalVisualRows).toBe(2);
+	});
+
+	it('should keep parent-child pairs adjacent when sibling subtrees overlap', () => {
+		// Multiple overlapping parents each with a child — the subtree-unit
+		// guarantee means every parent→child gap should be exactly 1.
+		const root = makeSpan({
+			spanId: 'root',
+			timestamp: 0,
+			durationNano: 500e6,
+		});
+		// Three overlapping HTTP GET children of root, each with its own /route child
+		const get1 = makeSpan({
+			spanId: 'get1',
+			parentSpanId: 'root',
+			timestamp: 0,
+			durationNano: 200e6,
+		});
+		const route1 = makeSpan({
+			spanId: 'route1',
+			parentSpanId: 'get1',
+			timestamp: 10,
+			durationNano: 180e6,
+		});
+		const get2 = makeSpan({
+			spanId: 'get2',
+			parentSpanId: 'root',
+			timestamp: 50,
+			durationNano: 200e6,
+		});
+		const route2 = makeSpan({
+			spanId: 'route2',
+			parentSpanId: 'get2',
+			timestamp: 60,
+			durationNano: 180e6,
+		});
+		const get3 = makeSpan({
+			spanId: 'get3',
+			parentSpanId: 'root',
+			timestamp: 100,
+			durationNano: 200e6,
+		});
+		const route3 = makeSpan({
+			spanId: 'route3',
+			parentSpanId: 'get3',
+			timestamp: 110,
+			durationNano: 180e6,
+		});
+
+		const layout = computeVisualLayout([
+			[root],
+			[get1, get2, get3],
+			[route1, route2, route3],
+		]);
+
+		// Each parent-child pair should have a gap of exactly 1
+		const get1Row = layout.spanToVisualRow['get1'];
+		const route1Row = layout.spanToVisualRow['route1'];
+		const get2Row = layout.spanToVisualRow['get2'];
+		const route2Row = layout.spanToVisualRow['route2'];
+		const get3Row = layout.spanToVisualRow['get3'];
+		const route3Row = layout.spanToVisualRow['route3'];
+
+		expect(route1Row - get1Row).toBe(1);
+		expect(route2Row - get2Row).toBe(1);
+		expect(route3Row - get3Row).toBe(1);
+	});
+
+	it('should handle mixed levels — overlap at level 2 but not level 1', () => {
+		const root = makeSpan({
+			spanId: 'root',
+			timestamp: 0,
+			durationNano: 1000e6,
+		});
+		// Non-overlapping children
+		const a = makeSpan({
+			spanId: 'a',
+			parentSpanId: 'root',
+			timestamp: 0,
+			durationNano: 400e6,
+		});
+		const b = makeSpan({
+			spanId: 'b',
+			parentSpanId: 'root',
+			timestamp: 500,
+			durationNano: 400e6,
+		});
+		// Overlapping grandchildren under A
+		const ga1 = makeSpan({
+			spanId: 'ga1',
+			parentSpanId: 'a',
+			timestamp: 0,
+			durationNano: 200e6,
+		});
+		const ga2 = makeSpan({
+			spanId: 'ga2',
+			parentSpanId: 'a',
+			timestamp: 100,
+			durationNano: 200e6,
+		});
+
+		const layout = computeVisualLayout([[root], [a, b], [ga1, ga2]]);
+
+		// root → row 0
+		// a, b → row 1 (no overlap, share row)
+		// ga1 → row 2, ga2 → row 3 (overlap, expanded)
+		// b has no children, so nothing after ga2
+		expect(layout.spanToVisualRow['root']).toBe(0);
+		expect(layout.spanToVisualRow['a']).toBe(1);
+		expect(layout.spanToVisualRow['b']).toBe(1);
+		expect(layout.spanToVisualRow['ga2']).toBe(2);
+		expect(layout.spanToVisualRow['ga1']).toBe(3);
+		expect(layout.totalVisualRows).toBe(4);
+	});
+
+	it('should not place a span where it covers an existing connector point (Check 2)', () => {
+		// Scenario: root has 3 leaf children. Sorted latest-first: C(200), B(100), A(80).
+		//
+		// C placed at row 1 [200, 400].
+		// B overlaps C → placed at row 2 [100, 300]. Connector from row 0→2 at x=100
+		//   passes through row 1, recording connector point at (row 1, x=100).
+		// A [80, 110] does NOT overlap C's span [200, 400] at row 1 (110 < 200),
+		//   so without connector reservation A would fit at row 1.
+		//   But A's span [80, 110) contains the connector point x=100 at row 1.
+		//   Check 2 prevents this placement, pushing A further down.
+		const root = makeSpan({
+			spanId: 'root',
+			timestamp: 0,
+			durationNano: 500e6,
+		});
+		const c = makeSpan({
+			spanId: 'c',
+			parentSpanId: 'root',
+			timestamp: 200,
+			durationNano: 200e6, // [200, 400]
+		});
+		const b = makeSpan({
+			spanId: 'b',
+			parentSpanId: 'root',
+			timestamp: 100,
+			durationNano: 200e6, // [100, 300]
+		});
+		const a = makeSpan({
+			spanId: 'a',
+			parentSpanId: 'root',
+			timestamp: 80,
+			durationNano: 30e6, // [80, 110]
+		});
+
+		const layout = computeVisualLayout([[root], [a, b, c]]);
+
+		expect(layout.spanToVisualRow['root']).toBe(0);
+		expect(layout.spanToVisualRow['c']).toBe(1); // latest, placed first
+		expect(layout.spanToVisualRow['b']).toBe(2); // overlaps C → row 2
+
+		// A would fit at row 1 by span overlap alone, but connector point at
+		// (row 1, x=100) falls within A's span [80, 110). Check 2 pushes A down.
+		const aRow = layout.spanToVisualRow['a']!;
+		expect(aRow).toBeGreaterThan(1); // must NOT be at row 1
+		expect(aRow).toBe(3); // next free row after B at row 2 (A overlaps B)
+	});
+});

frontend/src/pages/TraceDetailsV3/TraceFlamegraph/__tests__/drawUtils.test.ts

@@ -0,0 +1,536 @@
+import { DASHED_BORDER_LINE_DASH, MIN_WIDTH_FOR_NAME } from '../constants';
+import type { FlamegraphRowMetrics } from '../utils';
+import { getFlamegraphRowMetrics } from '../utils';
+import { drawEventDot, drawSpanBar, getEventDotColor } from '../utils';
+import { MOCK_SPAN } from './testUtils';
+
+jest.mock('container/TraceDetail/utils', () => ({
+	convertTimeToRelevantUnit: (): { time: number; timeUnitName: string } => ({
+		time: 50,
+		timeUnitName: 'ms',
+	}),
+}));
+
+/** Minimal 2D context for createStripePattern's internal canvas (jsdom getContext often returns null) */
+const mockPatternCanvasCtx = {
+	beginPath: jest.fn(),
+	moveTo: jest.fn(),
+	lineTo: jest.fn(),
+	stroke: jest.fn(),
+	globalAlpha: 1,
+};
+
+const originalCreateElement = document.createElement.bind(document);
+document.createElement = function (
+	tagName: string,
+): ReturnType<typeof originalCreateElement> {
+	const el = originalCreateElement(tagName);
+	if (tagName.toLowerCase() === 'canvas') {
+		(el as HTMLCanvasElement).getContext = (() =>
+			mockPatternCanvasCtx as unknown) as HTMLCanvasElement['getContext'];
+	}
+	return el;
+};
+
+function createMockCtx(): jest.Mocked<CanvasRenderingContext2D> {
+	return ({
+		beginPath: jest.fn(),
+		roundRect: jest.fn(),
+		fill: jest.fn(),
+		stroke: jest.fn(),
+		save: jest.fn(),
+		restore: jest.fn(),
+		translate: jest.fn(),
+		rotate: jest.fn(),
+		fillRect: jest.fn(),
+		strokeRect: jest.fn(),
+		setLineDash: jest.fn(),
+		measureText: jest.fn(
+			(text: string) => ({ width: text.length * 6 } as TextMetrics),
+		),
+		createPattern: jest.fn(() => ({} as CanvasPattern)),
+		clip: jest.fn(),
+		rect: jest.fn(),
+		fillText: jest.fn(),
+		font: '',
+		fillStyle: '',
+		strokeStyle: '',
+		textAlign: '',
+		textBaseline: '',
+		lineWidth: 0,
+		globalAlpha: 1,
+	} as unknown) as jest.Mocked<CanvasRenderingContext2D>;
+}
+
+const METRICS: FlamegraphRowMetrics = getFlamegraphRowMetrics(24);
+
+describe('Canvas Draw Utils', () => {
+	describe('drawSpanBar', () => {
+		it('draws rect + fill for normal span (no selected/hovered)', () => {
+			const ctx = createMockCtx();
+			const spanRectsArray: {
+				span: typeof MOCK_SPAN;
+				x: number;
+				y: number;
+				width: number;
+				height: number;
+				level: number;
+			}[] = [];
+
+			drawSpanBar({
+				ctx,
+				span: { ...MOCK_SPAN, event: [] },
+				x: 10,
+				y: 0,
+				width: 100,
+				levelIndex: 0,
+				spanRectsArray,
+				eventRectsArray: [],
+				color: '#1890ff',
+				isDarkMode: false,
+				metrics: METRICS,
+			});
+
+			expect(ctx.beginPath).toHaveBeenCalled();
+			expect(ctx.roundRect).toHaveBeenCalledWith(10, 1, 100, 22, 2);
+			expect(ctx.fill).toHaveBeenCalled();
+			expect(ctx.stroke).not.toHaveBeenCalled();
+			expect(spanRectsArray).toHaveLength(1);
+			expect(spanRectsArray[0]).toMatchObject({
+				x: 10,
+				y: 1,
+				width: 100,
+				height: 22,
+				level: 0,
+			});
+		});
+
+		it('uses stripe pattern + dashed stroke + 2px when selected', () => {
+			const ctx = createMockCtx();
+			const spanRectsArray: {
+				span: typeof MOCK_SPAN;
+				x: number;
+				y: number;
+				width: number;
+				height: number;
+				level: number;
+			}[] = [];
+
+			drawSpanBar({
+				ctx,
+				span: { ...MOCK_SPAN, spanId: 'sel', event: [] },
+				x: 20,
+				y: 0,
+				width: 80,
+				levelIndex: 1,
+				spanRectsArray,
+				eventRectsArray: [],
+				color: '#2F80ED',
+				isDarkMode: false,
+				metrics: METRICS,
+				selectedSpanId: 'sel',
+			});
+
+			// Selected spans get solid l2-background fill + dashed border
+			expect(ctx.fill).toHaveBeenCalled();
+			expect(ctx.setLineDash).toHaveBeenCalledWith(DASHED_BORDER_LINE_DASH);
+			expect(ctx.strokeStyle).toBe('#2F80ED');
+			expect(ctx.lineWidth).toBe(2);
+			expect(ctx.stroke).toHaveBeenCalled();
+			expect(ctx.setLineDash).toHaveBeenLastCalledWith([]);
+		});
+
+		it('uses solid l2-background fill + solid stroke + 1px when hovered (not selected)', () => {
+			const ctx = createMockCtx();
+			const spanRectsArray: {
+				span: typeof MOCK_SPAN;
+				x: number;
+				y: number;
+				width: number;
+				height: number;
+				level: number;
+			}[] = [];
+
+			drawSpanBar({
+				ctx,
+				span: { ...MOCK_SPAN, spanId: 'hov', event: [] },
+				x: 30,
+				y: 0,
+				width: 60,
+				levelIndex: 0,
+				spanRectsArray,
+				eventRectsArray: [],
+				color: '#2F80ED',
+				isDarkMode: false,
+				metrics: METRICS,
+				hoveredSpanId: 'hov',
+			});
+
+			expect(ctx.fill).toHaveBeenCalled();
+			expect(ctx.setLineDash).not.toHaveBeenCalled();
+			expect(ctx.lineWidth).toBe(1);
+			expect(ctx.stroke).toHaveBeenCalled();
+		});
+
+		it('pushes spanRectsArray with correct dimensions', () => {
+			const ctx = createMockCtx();
+			const spanRectsArray: {
+				span: typeof MOCK_SPAN;
+				x: number;
+				y: number;
+				width: number;
+				height: number;
+				level: number;
+			}[] = [];
+
+			drawSpanBar({
+				ctx,
+				span: { ...MOCK_SPAN, spanId: 'rect-test', event: [] },
+				x: 5,
+				y: 24,
+				width: 200,
+				levelIndex: 2,
+				spanRectsArray,
+				eventRectsArray: [],
+				color: '#000',
+				isDarkMode: false,
+				metrics: METRICS,
+			});
+
+			expect(spanRectsArray[0]).toMatchObject({
+				x: 5,
+				y: 25,
+				width: 200,
+				height: 22,
+				level: 2,
+			});
+			expect(spanRectsArray[0].span.spanId).toBe('rect-test');
+		});
+	});
+
+	describe('drawSpanLabel (via drawSpanBar)', () => {
+		it('skips label when width < MIN_WIDTH_FOR_NAME', () => {
+			const ctx = createMockCtx();
+			const spanRectsArray: {
+				span: typeof MOCK_SPAN;
+				x: number;
+				y: number;
+				width: number;
+				height: number;
+				level: number;
+			}[] = [];
+
+			drawSpanBar({
+				ctx,
+				span: { ...MOCK_SPAN, name: 'long-span-name', event: [] },
+				x: 0,
+				y: 0,
+				width: MIN_WIDTH_FOR_NAME - 1,
+				levelIndex: 0,
+				spanRectsArray,
+				eventRectsArray: [],
+				color: '#000',
+				isDarkMode: false,
+				metrics: METRICS,
+			});
+
+			expect(ctx.clip).not.toHaveBeenCalled();
+			expect(ctx.fillText).not.toHaveBeenCalled();
+		});
+
+		it('draws name only when width >= MIN_WIDTH_FOR_NAME but < MIN_WIDTH_FOR_NAME_AND_DURATION', () => {
+			const ctx = createMockCtx();
+			ctx.measureText = jest.fn(
+				(t: string) => ({ width: t.length * 6 } as TextMetrics),
+			);
+
+			drawSpanBar({
+				ctx,
+				span: { ...MOCK_SPAN, name: 'foo', event: [] },
+				x: 0,
+				y: 0,
+				width: 50,
+				levelIndex: 0,
+				spanRectsArray: [],
+				eventRectsArray: [],
+				color: '#000',
+				isDarkMode: false,
+				metrics: METRICS,
+			});
+
+			expect(ctx.clip).toHaveBeenCalled();
+			expect(ctx.fillText).toHaveBeenCalled();
+			expect(ctx.textAlign).toBe('left');
+		});
+
+		it('draws name + duration when width >= MIN_WIDTH_FOR_NAME_AND_DURATION', () => {
+			const ctx = createMockCtx();
+			ctx.measureText = jest.fn(
+				(t: string) => ({ width: t.length * 6 } as TextMetrics),
+			);
+
+			drawSpanBar({
+				ctx,
+				span: { ...MOCK_SPAN, name: 'my-span', event: [] },
+				x: 0,
+				y: 0,
+				width: 100,
+				levelIndex: 0,
+				spanRectsArray: [],
+				eventRectsArray: [],
+				color: '#000',
+				isDarkMode: false,
+				metrics: METRICS,
+			});
+
+			expect(ctx.fillText).toHaveBeenCalledTimes(2);
+			expect(ctx.fillText).toHaveBeenCalledWith(
+				'50ms',
+				expect.any(Number),
+				expect.any(Number),
+			);
+			expect(ctx.fillText).toHaveBeenCalledWith(
+				'my-span',
+				expect.any(Number),
+				expect.any(Number),
+			);
+		});
+	});
+
+	describe('truncateText (via drawSpanBar)', () => {
+		it('uses full text when it fits', () => {
+			const ctx = createMockCtx();
+			ctx.measureText = jest.fn(
+				(t: string) => ({ width: t.length * 4 } as TextMetrics),
+			);
+
+			drawSpanBar({
+				ctx,
+				span: { ...MOCK_SPAN, name: 'short', event: [] },
+				x: 0,
+				y: 0,
+				width: 100,
+				levelIndex: 0,
+				spanRectsArray: [],
+				eventRectsArray: [],
+				color: '#000',
+				isDarkMode: false,
+				metrics: METRICS,
+			});
+
+			expect(ctx.fillText).toHaveBeenCalledWith(
+				'short',
+				expect.any(Number),
+				expect.any(Number),
+			);
+		});
+
+		it('truncates text when it exceeds available width', () => {
+			const ctx = createMockCtx();
+			ctx.measureText = jest.fn(
+				(t: string) =>
+					({
+						width: t.includes('...') ? 24 : t.length * 10,
+					} as TextMetrics),
+			);
+
+			drawSpanBar({
+				ctx,
+				span: { ...MOCK_SPAN, name: 'very-long-span-name', event: [] },
+				x: 0,
+				y: 0,
+				width: 50,
+				levelIndex: 0,
+				spanRectsArray: [],
+				eventRectsArray: [],
+				color: '#000',
+				isDarkMode: false,
+				metrics: METRICS,
+			});
+
+			const fillTextCalls = (ctx.fillText as jest.Mock).mock.calls;
+			const nameArg = fillTextCalls.find((c) => c[0] !== '50ms')?.[0];
+			expect(nameArg).toBeDefined();
+			expect(nameArg).toMatch(/\.\.\.$/);
+		});
+	});
+
+	describe('drawEventDot', () => {
+		it('uses error styling when isError is true', () => {
+			const ctx = createMockCtx();
+			const color = getEventDotColor('#000', true, false);
+
+			drawEventDot({
+				ctx,
+				x: 50,
+				y: 11,
+				color,
+				eventDotSize: 6,
+			});
+
+			expect(ctx.save).toHaveBeenCalled();
+			expect(ctx.translate).toHaveBeenCalledWith(50, 11);
+			expect(ctx.rotate).toHaveBeenCalledWith(Math.PI / 4);
+			expect(ctx.fillStyle).toBe('rgb(220, 38, 38)');
+			expect(ctx.strokeStyle).toBe('rgb(153, 27, 27)');
+			expect(ctx.fillRect).toHaveBeenCalledWith(-3, -3, 6, 6);
+			expect(ctx.strokeRect).toHaveBeenCalledWith(-3, -3, 6, 6);
+			expect(ctx.restore).toHaveBeenCalled();
+		});
+
+		it('derives color from span color when isError is false', () => {
+			const ctx = createMockCtx();
+			const color = getEventDotColor('rgb(100, 200, 150)', false, false);
+
+			drawEventDot({
+				ctx,
+				x: 0,
+				y: 0,
+				color,
+				eventDotSize: 6,
+			});
+
+			// Darkened by 20% for fill
+			expect(ctx.fillStyle).toBe('rgb(80, 160, 120)');
+			// Darkened by 40% for stroke
+			expect(ctx.strokeStyle).toBe('rgb(60, 120, 90)');
+		});
+
+		it('uses dark mode colors for error', () => {
+			const ctx = createMockCtx();
+			const color = getEventDotColor('#000', true, true);
+
+			drawEventDot({
+				ctx,
+				x: 0,
+				y: 0,
+				color,
+				eventDotSize: 6,
+			});
+
+			expect(ctx.fillStyle).toBe('rgb(239, 68, 68)');
+			expect(ctx.strokeStyle).toBe('rgb(185, 28, 28)');
+		});
+
+		it('falls back to cyan/blue for unparseable span colors', () => {
+			const ctx = createMockCtx();
+			const color = getEventDotColor('hsl(200, 50%, 50%)', false, false);
+
+			drawEventDot({
+				ctx,
+				x: 0,
+				y: 0,
+				color,
+				eventDotSize: 6,
+			});
+
+			expect(ctx.fillStyle).toBe('rgb(6, 182, 212)');
+			expect(ctx.strokeStyle).toBe('rgb(8, 145, 178)');
+		});
+
+		it('calls save, translate, rotate, restore', () => {
+			const ctx = createMockCtx();
+			const color = getEventDotColor('#000', false, false);
+
+			drawEventDot({
+				ctx,
+				x: 10,
+				y: 20,
+				color,
+				eventDotSize: 4,
+			});
+
+			expect(ctx.save).toHaveBeenCalled();
+			expect(ctx.translate).toHaveBeenCalledWith(10, 20);
+			expect(ctx.rotate).toHaveBeenCalledWith(Math.PI / 4);
+			expect(ctx.restore).toHaveBeenCalled();
+		});
+	});
+
+	describe('solid l2-background fill for selected/hovered spans', () => {
+		it('uses solid fill for hovered span', () => {
+			const ctx = createMockCtx();
+
+			drawSpanBar({
+				ctx,
+				span: { ...MOCK_SPAN, spanId: 'p', event: [] },
+				x: 0,
+				y: 0,
+				width: MIN_WIDTH_FOR_NAME - 1,
+				levelIndex: 0,
+				spanRectsArray: [],
+				eventRectsArray: [],
+				color: '#000',
+				isDarkMode: false,
+				metrics: METRICS,
+				hoveredSpanId: 'p',
+			});
+
+			expect(ctx.fill).toHaveBeenCalled();
+			expect(ctx.stroke).toHaveBeenCalled();
+		});
+
+		it('uses solid fill + dashed border for selected span', () => {
+			const ctx = createMockCtx();
+
+			drawSpanBar({
+				ctx,
+				span: { ...MOCK_SPAN, spanId: 'p', event: [] },
+				x: 0,
+				y: 0,
+				width: MIN_WIDTH_FOR_NAME - 1,
+				levelIndex: 0,
+				spanRectsArray: [],
+				eventRectsArray: [],
+				color: '#000',
+				isDarkMode: false,
+				metrics: METRICS,
+				selectedSpanId: 'p',
+			});
+
+			expect(ctx.fill).toHaveBeenCalled();
+			expect(ctx.stroke).toHaveBeenCalled();
+		});
+	});
+
+	describe('drawSpanBar with events', () => {
+		it('draws event dots for each span event', () => {
+			const ctx = createMockCtx();
+			const spanWithEvents = {
+				...MOCK_SPAN,
+				event: [
+					{
+						name: 'e1',
+						timeUnixNano: 1_010_000_000,
+						attributeMap: {},
+						isError: false,
+					},
+					{
+						name: 'e2',
+						timeUnixNano: 1_025_000_000,
+						attributeMap: {},
+						isError: true,
+					},
+				],
+			};
+
+			drawSpanBar({
+				ctx,
+				span: spanWithEvents,
+				x: 0,
+				y: 0,
+				width: 100,
+				levelIndex: 0,
+				spanRectsArray: [],
+				eventRectsArray: [],
+				color: '#000',
+				isDarkMode: false,
+				metrics: METRICS,
+			});
+
+			expect(ctx.save).toHaveBeenCalledTimes(3);
+			expect(ctx.translate).toHaveBeenCalledTimes(2);
+			expect(ctx.fillRect).toHaveBeenCalledTimes(2);
+		});
+	});
+});

frontend/src/pages/TraceDetailsV3/TraceFlamegraph/__tests__/testUtils.ts

@@ -0,0 +1,54 @@
+import { FlamegraphSpan } from 'types/api/trace/getTraceFlamegraph';
+
+/** Minimal FlamegraphSpan for unit tests */
+export const MOCK_SPAN: FlamegraphSpan = {
+	timestamp: 1000,
+	durationNano: 50_000_000, // 50ms
+	spanId: 'span-1',
+	parentSpanId: '',
+	traceId: 'trace-1',
+	hasError: false,
+	serviceName: 'test-service',
+	name: 'test-span',
+	level: 0,
+	event: [],
+};
+
+/** Nested spans structure for findSpanById tests */
+export const MOCK_SPANS: FlamegraphSpan[][] = [
+	[
+		{
+			...MOCK_SPAN,
+			spanId: 'root',
+			parentSpanId: '',
+			level: 0,
+		},
+	],
+	[
+		{
+			...MOCK_SPAN,
+			spanId: 'child-a',
+			parentSpanId: 'root',
+			level: 1,
+		},
+		{
+			...MOCK_SPAN,
+			spanId: 'child-b',
+			parentSpanId: 'root',
+			level: 1,
+		},
+	],
+	[
+		{
+			...MOCK_SPAN,
+			spanId: 'grandchild',
+			parentSpanId: 'child-a',
+			level: 2,
+		},
+	],
+];
+
+export const MOCK_TRACE_METADATA = {
+	startTime: 0,
+	endTime: 1000,
+};