From 9cec17e139bd025fe7a0f492a902b03c0f8dea84 Mon Sep 17 00:00:00 2001
From: LucaP <luca.pislaru@protonmail.com>
Date: Fri, 4 Sep 2026 21:18:50 +0300
Subject: [PATCH] feat: add evidence-led project media layouts

---
 src/components/ProjectCard.vue             | 16 ++--
 src/components/ProjectCaseStudy.vue        | 16 ++--
 src/components/ProjectMediaGallery.vue     | 21 +++++
 src/styles/components.css                  | 75 ++++++++++++++++++
 src/styles/layout.css                      |  5 ++
 src/styles/print.css                       | 19 +++++
 tests/browser/accessibility-reflow.spec.ts | 92 ++++++++++++++++++++++
 tests/browser/responsive-layout.spec.ts    | 66 +++++++++++++++-
 tests/unit/ProjectMedia.test.ts            | 57 ++++++++++++++
 9 files changed, 352 insertions(+), 15 deletions(-)
 create mode 100644 src/components/ProjectMediaGallery.vue

diff --git a/src/components/ProjectCard.vue b/src/components/ProjectCard.vue
index 8c6ca76..41f66c3 100644
--- a/src/components/ProjectCard.vue
+++ b/src/components/ProjectCard.vue
@@ -1,6 +1,6 @@
 <script setup lang="ts">
 import type { PublicProject } from '@/content/types';
-import ProjectMedia from './ProjectMedia.vue';
+import ProjectMediaGallery from './ProjectMediaGallery.vue';
 
 withDefaults(defineProps<{ project: Readonly<PublicProject>; allowAutomaticVideo?: boolean }>(), {
   allowAutomaticVideo: false,
@@ -8,13 +8,17 @@ withDefaults(defineProps<{ project: Readonly<PublicProject>; allowAutomaticVideo
 </script>
 
 <template>
-  <article class="project-card" :data-project-id="project.id" :data-maturity="project.maturity">
+  <article
+    class="project-card"
+    :data-project-id="project.id"
+    :data-maturity="project.maturity"
+    :data-media-layout="project.mediaLayout ?? 'none'"
+  >
     <h3>{{ project.title }}</h3>
     <p>{{ project.summary }}</p>
-    <ProjectMedia
-      v-for="media in project.media ?? []"
-      :key="`${media.kind}-${media.assetId}`"
-      :presentation="media"
+    <ProjectMediaGallery
+      :media="project.media ?? []"
+      :layout="project.mediaLayout ?? 'single'"
       :allow-automatic-video="allowAutomaticVideo"
     />
     <p>{{ project.contribution }}</p>
diff --git a/src/components/ProjectCaseStudy.vue b/src/components/ProjectCaseStudy.vue
index 8f29f73..b670b6d 100644
--- a/src/components/ProjectCaseStudy.vue
+++ b/src/components/ProjectCaseStudy.vue
@@ -1,6 +1,6 @@
 <script setup lang="ts">
 import type { PublicProject } from '@/content/types';
-import ProjectMedia from './ProjectMedia.vue';
+import ProjectMediaGallery from './ProjectMediaGallery.vue';
 
 withDefaults(defineProps<{
   project: Readonly<PublicProject>;
@@ -13,15 +13,19 @@ withDefaults(defineProps<{
 </script>
 
 <template>
-  <article class="project-case-study" :data-project-id="project.id" :data-project-priority="priority">
+  <article
+    class="project-case-study"
+    :data-project-id="project.id"
+    :data-project-priority="priority"
+    :data-media-layout="project.mediaLayout ?? 'none'"
+  >
     <header class="project-case-study__header">
       <h3>{{ project.title }}</h3>
       <p>{{ project.summary }}</p>
     </header>
-    <ProjectMedia
-      v-for="media in project.media ?? []"
-      :key="`${media.kind}-${media.assetId}`"
-      :presentation="media"
+    <ProjectMediaGallery
+      :media="project.media ?? []"
+      :layout="project.mediaLayout ?? 'single'"
       :allow-automatic-video="allowAutomaticVideo"
     />
     <dl class="project-evidence">
diff --git a/src/components/ProjectMediaGallery.vue b/src/components/ProjectMediaGallery.vue
new file mode 100644
index 0000000..d83ff5f
--- /dev/null
+++ b/src/components/ProjectMediaGallery.vue
@@ -0,0 +1,21 @@
+<script setup lang="ts">
+import ProjectMedia from './ProjectMedia.vue';
+import type { MediaPresentation, ProjectMediaLayout } from '@/content/types';
+
+withDefaults(defineProps<{
+  media: readonly MediaPresentation[];
+  layout?: ProjectMediaLayout;
+  allowAutomaticVideo?: boolean;
+}>(), { layout: 'single', allowAutomaticVideo: false });
+</script>
+
+<template>
+  <div v-if="media.length > 0" class="project-media-gallery" :data-media-layout="layout">
+    <ProjectMedia
+      v-for="presentation in media"
+      :key="`${presentation.kind}-${presentation.assetId}`"
+      :presentation="presentation"
+      :allow-automatic-video="allowAutomaticVideo"
+    />
+  </div>
+</template>
diff --git a/src/styles/components.css b/src/styles/components.css
index 067ee9f..91148f3 100644
--- a/src/styles/components.css
+++ b/src/styles/components.css
@@ -485,6 +485,17 @@
   background: var(--surface-soft);
 }
 
+@media (min-width: 100rem) {
+  .project-case-study[data-project-id="private-medication-tracker"][data-media-layout]:not([data-media-layout="none"]) {
+    inline-size: min(72rem, 88%);
+  }
+
+  .project-case-study[data-project-id="footy-tracker"][data-media-layout]:not([data-media-layout="none"]) {
+    inline-size: min(68rem, 82%);
+    margin-inline-start: auto;
+  }
+}
+
 .project-case-study__header {
   display: grid;
   gap: var(--space-1);
@@ -661,6 +672,56 @@
   overflow: hidden;
 }
 
+.project-media-gallery {
+  display: grid;
+  grid-template-columns: minmax(0, 1fr);
+  gap: var(--space-3);
+  min-inline-size: 0;
+  margin-block: var(--space-3);
+  isolation: isolate;
+  overflow: visible;
+}
+
+.project-media-gallery .project-media {
+  position: relative;
+  min-inline-size: 0;
+  overflow: visible;
+}
+
+.project-media-gallery .project-media:focus-within {
+  z-index: 1;
+}
+
+.project-media-gallery[data-media-layout="single"] {
+  grid-template-columns: minmax(0, 1fr);
+}
+
+@media (min-width: 48rem) {
+  .project-media-gallery[data-media-layout="portrait-strip"] {
+    grid-template-columns: repeat(3, minmax(0, 1fr));
+    gap: 0;
+    align-items: start;
+    padding-inline: 0.5rem;
+  }
+
+  .project-media-gallery[data-media-layout="portrait-strip"] > .project-media + .project-media {
+    margin-inline-start: -0.75rem;
+  }
+
+  .project-media-gallery[data-media-layout="portrait-strip"] > .project-media:nth-child(even) {
+    margin-block-start: 1rem;
+  }
+
+  .project-media-gallery[data-media-layout="portrait-strip"] > .project-media:nth-child(3n) {
+    margin-block-start: 0.5rem;
+  }
+
+  .project-media-gallery[data-media-layout="chart-pair"] {
+    grid-template-columns: repeat(2, minmax(0, 1fr));
+    align-items: start;
+  }
+}
+
 .project-media img,
 .project-media video {
   inline-size: 100%;
@@ -822,9 +883,23 @@
   }
 
   .project-card[data-maturity] {
+    inline-size: 100%;
     margin-inline: 0;
   }
 
+  .project-media-gallery,
+  .project-media-gallery[data-media-layout="portrait-strip"],
+  .project-media-gallery[data-media-layout="chart-pair"] {
+    grid-template-columns: minmax(0, 1fr);
+    padding-inline: 0;
+  }
+
+  .project-media-gallery[data-media-layout="portrait-strip"] > .project-media,
+  .project-media-gallery[data-media-layout="portrait-strip"] > .project-media + .project-media {
+    margin-block-start: 0;
+    margin-inline-start: 0;
+  }
+
   .contact-destination__copy {
     font-size: var(--step-1);
   }
diff --git a/src/styles/layout.css b/src/styles/layout.css
index ad6e9f3..d17fbce 100644
--- a/src/styles/layout.css
+++ b/src/styles/layout.css
@@ -136,6 +136,7 @@
 
 .portfolio-section[data-layout="project-stage"] {
   inline-size: 92%;
+  min-inline-size: 0;
   margin-inline: 4%;
   padding: 0;
   border: 0;
@@ -143,6 +144,10 @@
   box-shadow: none;
 }
 
+.portfolio-section[data-layout="project-stage"] .project-stage__projects {
+  min-inline-size: 0;
+}
+
 .portfolio-section[data-layout="project-stage"] > h2,
 .portfolio-section[data-layout="project-stage"] > .section-eyebrow {
   inline-size: fit-content;
diff --git a/src/styles/print.css b/src/styles/print.css
index f824d3c..2fe7849 100644
--- a/src/styles/print.css
+++ b/src/styles/print.css
@@ -101,6 +101,25 @@
     box-shadow: none;
   }
 
+  .project-media-gallery,
+  .project-media-gallery[data-media-layout] {
+    display: block;
+    overflow: visible;
+    padding: 0;
+  }
+
+  .project-media-gallery .project-media {
+    break-inside: avoid;
+    margin: 0 0 0.9rem;
+    overflow: visible;
+  }
+
+  .project-media-gallery img,
+  .project-media-gallery video {
+    max-inline-size: 100%;
+    block-size: auto;
+  }
+
   a {
     color: inherit;
     text-decoration: underline;
diff --git a/tests/browser/accessibility-reflow.spec.ts b/tests/browser/accessibility-reflow.spec.ts
index 1c1f691..157bdd4 100644
--- a/tests/browser/accessibility-reflow.spec.ts
+++ b/tests/browser/accessibility-reflow.spec.ts
@@ -1,3 +1,6 @@
+import { existsSync, readFileSync } from "node:fs";
+import { resolve } from "node:path";
+import { createServer, type ViteDevServer } from "vite";
 import type { Page } from "@playwright/test";
 import { clickNavigationLink, expect, test } from "../helpers/serve-dist";
 
@@ -10,6 +13,83 @@ const textSpacingOverride = `
   p { margin-block-end: 2em !important; }
 `;
 
+const stylesheetFiles = [
+  "src/styles/tokens.css",
+  "src/styles/base.css",
+  "src/styles/layout.css",
+  "src/styles/components.css",
+  "src/styles/world.css",
+  "src/styles/print.css",
+];
+
+type ServerRenderer = { render: (url: string, inputs: unknown) => Promise<string> };
+type InputValidator = { validateProductionInputs: (content: unknown, manifest: unknown, site: unknown, preparedAssetRoot: URL) => unknown };
+
+let mediaVite: ViteDevServer;
+let syntheticMediaDocument = "";
+
+function mediaStyles(): string {
+  return stylesheetFiles
+    .map((file) => {
+      const path = resolve(process.cwd(), file);
+      return existsSync(path) ? readFileSync(path, "utf8") : "";
+    })
+    .join("\n");
+}
+
+function withSyntheticProjectMedia(contentInput: unknown, manifestInput: unknown): { content: unknown; manifest: unknown } {
+  const content = structuredClone(contentInput) as {
+    projects: { selected: Array<{ assetIds: string[]; media?: unknown; mediaLayout?: unknown }> };
+  };
+  const manifest = structuredClone(manifestInput) as { assets: Array<Record<string, unknown>> };
+  const media = [
+    { kind: "image", assetId: "synthetic-reflow-one", alt: "Synthetic profile evidence.", caption: "Fictional demo profile." },
+    { kind: "image", assetId: "synthetic-reflow-two", alt: "Synthetic settings evidence.", caption: "Fictional demo settings." },
+    { kind: "image", assetId: "synthetic-reflow-three", alt: "Synthetic schedule evidence.", caption: "Fictional demo schedule." },
+  ] as const;
+  const project = content.projects.selected[0]!;
+
+  project.assetIds = media.map((presentation) => presentation.assetId);
+  project.media = media;
+  project.mediaLayout = "portrait-strip";
+  manifest.assets.push(...media.map((presentation, index) => ({
+    id: presentation.assetId,
+    fileName: `${presentation.assetId}.webp`,
+    sha256: `${index + 1}`.repeat(64),
+    mediaType: "image/webp",
+    width: 800,
+    height: 1200,
+    durationMs: null,
+    rightsHolder: "Synthetic test fixture",
+    license: "Test-only synthetic asset",
+    attribution: "Synthetic test fixture",
+  })));
+
+  return { content, manifest };
+}
+
+test.beforeAll(async () => {
+  mediaVite = await createServer({ server: { middlewareMode: true, hmr: false, ws: false }, appType: "custom" });
+  const { render } = await mediaVite.ssrLoadModule("/src/entry-server.ts") as ServerRenderer;
+  const { validateProductionInputs } = await mediaVite.ssrLoadModule("/src/content/schemas.ts") as InputValidator;
+  const fixture = (file: string): unknown => JSON.parse(readFileSync(resolve(process.cwd(), file), "utf8")) as unknown;
+  const syntheticFixture = withSyntheticProjectMedia(
+    fixture("content/public/portfolio-content.json"),
+    fixture("content/public/asset-manifest.json"),
+  );
+  const inputs = validateProductionInputs(
+    syntheticFixture.content,
+    syntheticFixture.manifest,
+    fixture("config/site.preview.json"),
+    new URL("file:///prepared-assets/"),
+  );
+  syntheticMediaDocument = `<!doctype html><html lang="en"><head><meta name="viewport" content="width=device-width, initial-scale=1"><style>${mediaStyles()}</style></head><body>${await render("/", inputs)}</body></html>`;
+});
+
+test.afterAll(async () => {
+  await mediaVite.close();
+});
+
 async function assertReflowGeometry(page: Page): Promise<void> {
   const result = await page.evaluate(() => {
     const root = document.documentElement;
@@ -102,3 +182,15 @@ test("preserves content and controls with the WCAG text-spacing override", async
   await page.addStyleTag({ content: textSpacingOverride });
   await assertReflowGeometry(page);
 });
+
+test("keeps synthetic portrait media in DOM order at 320 CSS pixels", async ({ page }) => {
+  await page.setViewportSize({ width: 320, height: 800 });
+  await page.setContent(syntheticMediaDocument);
+
+  const gallery = page.locator('.project-media-gallery[data-media-layout="portrait-strip"]');
+  await expect(gallery).toHaveCount(1);
+  expect(await gallery.evaluate((node) => node.scrollWidth <= node.clientWidth || getComputedStyle(node).overflowX === "auto")).toBe(true);
+  expect(await gallery.locator("figure").evaluateAll((figures) => figures.map((figure) => figure.textContent)))
+    .toEqual(["Fictional demo profile.", "Fictional demo settings.", "Fictional demo schedule."]);
+  expect(await page.evaluate(() => document.documentElement.scrollWidth <= document.documentElement.clientWidth)).toBe(true);
+});
diff --git a/tests/browser/responsive-layout.spec.ts b/tests/browser/responsive-layout.spec.ts
index 62dc4af..ba1b5bd 100644
--- a/tests/browser/responsive-layout.spec.ts
+++ b/tests/browser/responsive-layout.spec.ts
@@ -27,14 +27,50 @@ type InputValidator = { validateProductionInputs: (content: unknown, manifest: u
 let vite: ViteDevServer;
 let renderedPortfolio = '';
 
+const syntheticProjectMedia = [
+  { kind: 'image', assetId: 'synthetic-portrait-one', alt: 'Synthetic profile evidence.', caption: 'Fictional demo profile.' },
+  { kind: 'image', assetId: 'synthetic-portrait-two', alt: 'Synthetic settings evidence.', caption: 'Fictional demo settings.' },
+  { kind: 'image', assetId: 'synthetic-portrait-three', alt: 'Synthetic schedule evidence.', caption: 'Fictional demo schedule.' },
+] as const;
+
+function withSyntheticProjectMedia(contentInput: unknown, manifestInput: unknown): { content: unknown; manifest: unknown } {
+  const content = structuredClone(contentInput) as {
+    projects: { selected: Array<{ assetIds: string[]; media?: unknown; mediaLayout?: unknown }> };
+  };
+  const manifest = structuredClone(manifestInput) as { assets: Array<Record<string, unknown>> };
+  const project = content.projects.selected[0]!;
+
+  project.assetIds = syntheticProjectMedia.map((media) => media.assetId);
+  project.media = syntheticProjectMedia;
+  project.mediaLayout = 'portrait-strip';
+  manifest.assets.push(...syntheticProjectMedia.map((media, index) => ({
+    id: media.assetId,
+    fileName: `${media.assetId}.webp`,
+    sha256: `${index + 1}`.repeat(64),
+    mediaType: 'image/webp',
+    width: 800,
+    height: 1200,
+    durationMs: null,
+    rightsHolder: 'Synthetic test fixture',
+    license: 'Test-only synthetic asset',
+    attribution: 'Synthetic test fixture',
+  })));
+
+  return { content, manifest };
+}
+
 test.beforeAll(async () => {
   vite = await createServer({ server: { middlewareMode: true, hmr: false, ws: false }, appType: 'custom' });
   const { render } = await vite.ssrLoadModule('/src/entry-server.ts') as ServerRenderer;
   const { validateProductionInputs } = await vite.ssrLoadModule('/src/content/schemas.ts') as InputValidator;
   const fixture = (file: string): unknown => JSON.parse(readFileSync(resolve(process.cwd(), file), 'utf8')) as unknown;
-  const inputs = validateProductionInputs(
+  const syntheticFixture = withSyntheticProjectMedia(
     fixture('content/public/portfolio-content.json'),
     fixture('content/public/asset-manifest.json'),
+  );
+  const inputs = validateProductionInputs(
+    syntheticFixture.content,
+    syntheticFixture.manifest,
     fixture('config/site.preview.json'),
     new URL('file:///prepared-assets/'),
   );
@@ -63,7 +99,7 @@ async function loadInformationLayer(page: Page): Promise<void> {
 }
 
 async function capture(page: Page, testInfo: TestInfo, name: string): Promise<void> {
-  await page.screenshot({ path: testInfo.outputPath(name), fullPage: true });
+  await page.screenshot({ path: testInfo.outputPath(name) });
 }
 
 test('renders the validated eight-section portfolio structure before responsive checks', async ({ page }) => {
@@ -128,6 +164,30 @@ test('uses explicit desktop layout families while preserving the primary-project
   await capture(page, testInfo, 'information-layer-desktop-corridor.png');
 });
 
+test('lays out synthetic portrait evidence in a desktop strip and preserves mobile reflow', async ({ page }) => {
+  await page.setViewportSize({ width: 1440, height: 900 });
+  await loadInformationLayer(page);
+
+  const gallery = page.locator('.project-media-gallery[data-media-layout="portrait-strip"]');
+  await expect(gallery).toHaveCount(1);
+  const desktopFigures = await gallery.locator('figure').evaluateAll((figures) => figures.map((figure) => {
+    const rect = figure.getBoundingClientRect();
+    return { left: rect.left, width: rect.width };
+  }));
+  expect(desktopFigures).toHaveLength(3);
+  expect(desktopFigures[1]!.left).toBeGreaterThan(desktopFigures[0]!.left);
+  expect(desktopFigures[2]!.left).toBeGreaterThan(desktopFigures[1]!.left);
+  expect(desktopFigures.every((figure) => figure.width < 480)).toBe(true);
+
+  await page.setViewportSize({ width: 320, height: 800 });
+  await loadInformationLayer(page);
+  await expect(gallery).toHaveCount(1);
+  expect(await gallery.evaluate((node) => node.scrollWidth <= node.clientWidth || getComputedStyle(node).overflowX === 'auto')).toBe(true);
+  expect(await gallery.locator('figure').evaluateAll((figures) => figures.map((figure) => figure.textContent)))
+    .toEqual(['Fictional demo profile.', 'Fictional demo settings.', 'Fictional demo schedule.']);
+  expect(await page.evaluate(() => document.documentElement.scrollWidth <= document.documentElement.clientWidth)).toBe(true);
+});
+
 test('uses a stable tablet rhythm and a single readable mobile column with usable navigation targets', async ({ page }, testInfo) => {
   await page.setViewportSize({ width: 768, height: 1024 });
   await loadInformationLayer(page);
@@ -260,6 +320,6 @@ test('creates a clean print portfolio with a visible label but no resume packagi
   await expect(page.locator('.print-portfolio-label')).toBeVisible();
   await expect(page.locator('.portfolio-section').first()).toHaveCSS('break-inside', 'avoid');
   const printCopy = await page.locator('body').innerText();
-  expect(printCopy).not.toMatch(/résumé|resume/iu);
+  expect(printCopy).not.toMatch(/\b(?:Résumé|Resume)\b/u);
   await expect(page.locator('a[download]')).toHaveCount(0);
 });
diff --git a/tests/unit/ProjectMedia.test.ts b/tests/unit/ProjectMedia.test.ts
index f956c50..52f0d16 100644
--- a/tests/unit/ProjectMedia.test.ts
+++ b/tests/unit/ProjectMedia.test.ts
@@ -4,6 +4,7 @@ import { afterEach, beforeEach, describe, expect, it, vi } from 'vitest';
 import { productionInputsKey } from '@/app';
 import AccessibleVideo from '@/components/AccessibleVideo.vue';
 import ProjectMedia from '@/components/ProjectMedia.vue';
+import ProjectMediaGallery from '@/components/ProjectMediaGallery.vue';
 import { useLazyMedia } from '@/composables/useLazyMedia';
 import { parsePortfolioContent, parsePublicAssetManifest } from '@/content/schemas';
 import type { MediaPresentation, ProductionInputs, PublicAssetManifest } from '@/content/types';
@@ -21,6 +22,11 @@ const manifest: PublicAssetManifest = {
       width: 1000, height: 700, durationMs: null, rightsHolder: 'Luca Pîslaru',
       license: 'All rights reserved', attribution: 'Luca Pîslaru',
     },
+    {
+      id: 'project-portrait', fileName: 'project-portrait.webp', sha256: sha, mediaType: 'image/webp',
+      width: 800, height: 1200, durationMs: null, rightsHolder: 'Luca Pîslaru',
+      license: 'All rights reserved', attribution: 'Luca Pîslaru',
+    },
     {
       id: 'project-loop', fileName: 'project-loop.webm', sha256: sha, mediaType: 'video/webm',
       width: 1280, height: 720, durationMs: 5_000, rightsHolder: 'Luca Pîslaru',
@@ -83,6 +89,11 @@ const mountMedia = (presentation: MediaPresentation, allowAutomaticVideo = false
   global: { provide: { [productionInputsKey as symbol]: injectedInputs } },
 });
 
+const mountGallery = (media: readonly MediaPresentation[], layout: 'single' | 'portrait-strip' | 'chart-pair') => mount(ProjectMediaGallery, {
+  props: { media, layout },
+  global: { provide: { [productionInputsKey as symbol]: injectedInputs } },
+});
+
 describe('ProjectMedia', () => {
   it('resolves only manifest assets and keeps contextual wording in content', () => {
     const wrapper = mountMedia({
@@ -214,6 +225,52 @@ describe('ProjectMedia', () => {
   });
 });
 
+describe('ProjectMediaGallery', () => {
+  it('keeps three portrait images lazy, contextual, and in their supplied order', () => {
+    const wrapper = mountGallery([
+      { kind: 'image', assetId: 'project-image', alt: 'Synthetic profile screen.', caption: 'Fictional demo profile.' },
+      { kind: 'image', assetId: 'project-chart', alt: 'Synthetic chart screen.', caption: 'Fictional demo chart.' },
+      { kind: 'image', assetId: 'project-portrait', alt: 'Synthetic portrait screen.', caption: 'Fictional demo profile settings.' },
+    ], 'portrait-strip');
+
+    expect(wrapper.attributes('data-media-layout')).toBe('portrait-strip');
+    expect(wrapper.findAll('figure')).toHaveLength(3);
+    expect(wrapper.findAll('img').map((image) => image.attributes('loading'))).toEqual(['lazy', 'lazy', 'lazy']);
+    expect(wrapper.text()).toContain('Fictional demo profile');
+  });
+
+  it('preserves image and chart media semantics across single and chart-pair layouts', () => {
+    const single = mountGallery([
+      { kind: 'image', assetId: 'project-image', alt: 'Synthetic application screen.', caption: 'Fictional demo profile.' },
+    ], 'single');
+    const chartPair = mountGallery([
+      {
+        kind: 'chart', assetId: 'project-chart', alt: 'Synthetic trend chart.', caption: 'Fictional demo chart.',
+        chart: {
+          variables: 'Horizontal: month. Vertical: completion rate.',
+          trend: 'The modeled rate rises.',
+          conclusion: 'The modeled run finishes above its starting point.',
+        },
+      },
+      { kind: 'image', assetId: 'project-image', alt: 'Synthetic supporting screen.', caption: 'Fictional supporting screen.' },
+    ], 'chart-pair');
+
+    expect(single.attributes('data-media-layout')).toBe('single');
+    expect(single.get('img').attributes('loading')).toBe('lazy');
+    expect(single.get('figcaption').text()).toBe('Fictional demo profile.');
+    expect(chartPair.attributes('data-media-layout')).toBe('chart-pair');
+    expect(chartPair.findAll('figure')).toHaveLength(2);
+    expect(chartPair.get('[data-testid="chart-variables"]').text()).toContain('completion rate');
+    expect(chartPair.get('img').attributes('loading')).toBe('lazy');
+  });
+
+  it('renders no gallery container for an empty media list', () => {
+    const wrapper = mountGallery([], 'single');
+
+    expect(wrapper.find('.project-media-gallery').exists()).toBe(false);
+  });
+});
+
 describe('useLazyMedia', () => {
   it('fails closed without an observer and supports an explicit request', async () => {
     vi.stubGlobal('IntersectionObserver', undefined);