feat: 关于页接入凋灵胜利循环动画

将关于页顶部的旧展示替换为已确认的凋灵胜利场景，加入像素月亮、方块云、下界之星浮动旋转、附魔闪光、护盾闪烁和消散粒子。

素材随启动器本地打包，保持 3:1 构图；页面隐藏、切换或场景彩蛋覆盖时暂停渲染，退出后释放绘图资源，并兼容系统减少动态效果设置。

验证：前端构建、组件类型检查、动画暂停恢复及尺寸适配检查通过；本地启动器编译通过，并确认可执行文件已包含新场景素材和页面代码。

apps/app-frontend/COPYING.md

@@ -22,6 +22,10 @@ Item identifiers, readable names, and textures are sourced from the `minecraft-t
 
 The recipe data and item artwork ultimately derive from Minecraft data generator output and Minecraft game resources. Minecraft and its original resources are Copyright Mojang Studios / Microsoft and are used only to identify compatible game content. Axolotl Launcher is not affiliated with or endorsed by Mojang Studios or Microsoft.
 
+## About-page scene attribution
+
+The about-page victory illustration is the user-approved generated artwork. Its bundled scene layers preserve the approved preview without regenerating the illustration at runtime. The supplied netherite sword artwork and the unmodified `clouds.png` and `moon_phases.png` textures from Minecraft: Java Edition 1.20.6 are Minecraft resources, Copyright Mojang Studios / Microsoft. These assets are stored in `src/assets/about-scene` and do not require a network connection.
+
 ## AI integration attribution
 
 The AI provider settings information architecture, provider catalog, and provider descriptions are adapted from [LobeChat](https://github.com/lobehub/lobe-chat) at commit `a27dfaeda1ab499ac024a6eb0448917b216ba8a1`. The localized provider descriptions under `src/data/lobehub-provider-descriptions` are reproduced from that release. Bundled text-model metadata is synchronized separately from [LobeHub's model bank](https://github.com/lobehub/lobehub/tree/main/packages/model-bank/src/aiModels), with its exact source revision recorded in the backend catalog. LobeChat is distributed under the LobeHub Community License; a verbatim copy of that license is provided in [third-party/licenses/LobeHub-Community-License.txt](../../third-party/licenses/LobeHub-Community-License.txt).

apps/app-frontend/src/components/ui/AboutScene.vue

@@ -1,318 +1,44 @@
 <template>
-	<canvas id="about_scene" class="size-full" />
+	<canvas ref="canvas" class="about-scene" aria-hidden="true" />
 </template>
 
 <script setup lang="ts">
-import * as THREE from 'three'
-import { onMounted, onScopeDispose, useTemplateRef } from 'vue'
+import { onActivated, onDeactivated, onMounted, onScopeDispose, useTemplateRef, watch } from 'vue'
 
-import { useTheming } from '@/store/theme'
+import { createWitherVictoryScene } from './about-scene/wither-victory'
 
-const themeStore = useTheming()
-function isDarkMode() {
-	if (themeStore.selectedTheme == 'system') {
-		return matchMedia('(prefers-color-scheme: dark)').matches
-	}
-	return ['dark', 'oled'].includes(themeStore.selectedTheme)
+const props = defineProps<{ paused?: boolean }>()
+const canvas = useTemplateRef<HTMLCanvasElement>('canvas')
+let scene: ReturnType<typeof createWitherVictoryScene> | undefined
+let active = true
+
+function updatePlayback() {
+	scene?.setPaused(!active || Boolean(props.paused))
 }
 
-function createTip(position: THREE.Vector3, color: THREE.ColorRepresentation = 0x00ff00) {
-	const tipGeometry = new THREE.SphereGeometry(2)
-	const tipMaterial = new THREE.MeshBasicMaterial({ color })
-	const tipMesh = new THREE.Mesh(tipGeometry, tipMaterial)
-	tipMesh.position.copy(position)
-	return tipMesh
-}
-
-function createWaterMaterial(): THREE.ShaderMaterial {
-	return new THREE.ShaderMaterial({
-		uniforms: {
-			time: { value: 0 },
-			seed: { value: Math.random() * 83 + 17 },
-			color: { value: new THREE.Color(0.3, 0.3, 1.0) },
-		},
-		transparent: true,
-		vertexShader: `#define WATER_VERT
-varying vec2 vUv;
-void main() {
-    vUv = uv;
-    gl_Position = projectionMatrix * modelViewMatrix * vec4(position, 1.0);
-}`,
-		fragmentShader: `#define WATER_FRAG
-uniform float time;
-uniform float seed;
-uniform vec3 color;
-varying vec2 vUv;
-
-vec2 randomGradient(vec2 p) {
-    float n = sin(dot(p, vec2(127.1, 311.7)));
-    float angle = fract(n * 43758.5453123) * 6.28318530718 * seed;
-    return vec2(cos(angle), sin(angle));
-}
-
-float perlinNoise(vec2 p) {
-    vec2 i = floor(p);
-    vec2 f = fract(p);
-
-    vec2 u = f * f * (3.0 - 2.0 * f);
-
-    vec2 g1 = randomGradient(i);
-    vec2 g2 = randomGradient(i + vec2(1.0, 0.0));
-    vec2 g3 = randomGradient(i + vec2(0.0, 1.0));
-    vec2 g4 = randomGradient(i + vec2(1.0, 1.0));
-
-    vec2 d1 = f;
-    vec2 d2 = f - vec2(1.0, 0.0);
-    vec2 d3 = f - vec2(0.0, 1.0);
-    vec2 d4 = f - vec2(1.0, 1.0);
-
-    float v1 = dot(g1, d1);
-    float v2 = dot(g2, d2);
-    float v3 = dot(g3, d3);
-    float v4 = dot(g4, d4);
-
-    return mix(mix(v1, v2, u.x), mix(v3, v4, u.x), u.y);
-}
-
-void main() {
-    float height = 0.0;
-    height += perlinNoise(vec2(vUv.x * 10.0, time * 0.8)) * 0.3;
-    height += perlinNoise(vec2(vUv.x * 5.0, time * 0.4)) * 0.35;
-    height += perlinNoise(vec2(vUv.x * 2.5, time * 0.2)) * 0.15;
-    height += perlinNoise(vec2(vUv.x * 2.0, time * 0.2)) * 0.2;
-    height = clamp(height, -1.0, 1.0);
-    height = height * 0.8 + 0.6;
-
-    float thickness = 0.008;
-    if(vUv.y < height - thickness) {
-        float scalar = 1.0 - height + vUv.y;
-        scalar = scalar * scalar * scalar * 0.6;
-        gl_FragColor = vec4(color, scalar);
-    } else if(vUv.y > height + thickness) {
-        gl_FragColor = vec4(0.0, 0.0, 0.0, 0.0);
-    } else {
-        gl_FragColor = vec4(color, 1.0);
-    }
-}`,
+onMounted(() => {
+	if (!canvas.value) return
+	scene = createWitherVictoryScene(canvas.value)
+	updatePlayback()
+	scene.ready.catch((error: unknown) => console.warn('Unable to load about-page scene', error))
 })
-}
-
-function createWater(material: THREE.ShaderMaterial, position: THREE.Vector3) {
-	const geometry = new THREE.PlaneGeometry(120, 16)
-	const waterMesh = new THREE.Mesh(geometry, material)
-	waterMesh.position.copy(position)
-	return waterMesh
-}
-
-function createCircleMaterial(): THREE.ShaderMaterial {
-	return new THREE.ShaderMaterial({
-		uniforms: {
-			color: { value: new THREE.Color(0.3, 0.3, 1.0) },
-		},
-		transparent: true,
-		vertexShader: `#define CIRCLE_VERT
-varying vec2 vUv;
-void main() {
-    vUv = uv;
-    gl_Position = projectionMatrix * modelViewMatrix * vec4(position, 1.0);
-}`,
-		fragmentShader: `#define CIRCLE_FRAG
-varying vec2 vUv;
-uniform vec3 color;
-float remap(float v, float inMin, float inMax, float outMin, float outMax) {
-  float t = (v - inMin) / (inMax - inMin);
-  return outMin + (outMax - outMin) * t;
-}
-void main() {
-    float dis = distance(vUv, vec2(0.5));
-    float thickness = 0.05;
-
-    gl_FragColor = vec4(0.0);
-    if(dis <= 0.35 && dis >= 0.35 - thickness) {
-        gl_FragColor = vec4(color, 0.8);
-    } else {
-        // emissive
-        float scalar = 0.0;
-        if(dis >= 0.35) {
-            scalar = clamp(0.5 - dis, 0.0, 0.15);
-            scalar = remap(scalar, 0.0, 0.15, 0.0, 1.0);
-        } else {
-            scalar = clamp(0.35 - dis, 0.0, 0.5);
-            scalar = remap(scalar, 0.0, 0.35, 1.0, 0.0);
-        }
-        scalar = clamp(scalar * scalar * scalar, 0.0, 1.0);
-        gl_FragColor = vec4(color, scalar);
-    }
-}`,
+watch(() => props.paused, updatePlayback)
+onActivated(() => {
+	active = true
+	updatePlayback()
 })
-}
-
-function createCircle(material: THREE.ShaderMaterial, position: THREE.Vector3) {
-	const geometry = new THREE.PlaneGeometry(0.6, 0.6)
-	const mesh = new THREE.Mesh(geometry, material)
-	mesh.position.copy(position)
-	return mesh
-}
-
-function main() {
-	const canvas = document.querySelector<HTMLCanvasElement>('#about_scene')
-	if (!canvas) return console.error('No canvas')
-
-	let isUpdating = true
-
-	const canvasSize = new THREE.Vector2(
-		canvas.getBoundingClientRect().width,
-		canvas.getBoundingClientRect().height,
-	)
-
-	const renderer = new THREE.WebGLRenderer({
-		antialias: true,
-		alpha: true,
-		canvas,
+onDeactivated(() => {
+	active = false
+	updatePlayback()
 })
-	renderer.setPixelRatio(devicePixelRatio)
-	renderer.setSize(canvasSize.x, canvasSize.y)
-
-	const deltaClock = new THREE.Clock()
-	const elapseClock = new THREE.Clock()
-	deltaClock.start()
-	elapseClock.start()
-
-	const scene = new THREE.Scene()
-
-	const camera = new THREE.PerspectiveCamera(30, canvasSize.x / canvasSize.y, 1, 3000)
-	camera.fov *= 0.7
-	camera.position.set(-10, 5, 30)
-	camera.lookAt(0, 0, 0)
-
-	const ambientLight = new THREE.AmbientLight(0xffffff)
-	scene.add(ambientLight)
-
-	const dirLight = new THREE.DirectionalLight(0xffffff, 4.0)
-	dirLight.position.set(-30, 30, 28)
-	scene.add(dirLight)
-
-	scene.add(createTip(dirLight.position, 0xffff00))
-	scene.add(createTip(camera.position))
-
-	const accentColor =
-		getComputedStyle(document.documentElement).getPropertyValue('--color-brand').trim() || '#4444ff'
-
-	const waterMaterial = createWaterMaterial()
-	waterMaterial.uniforms.color.value = new THREE.Color(accentColor).multiplyScalar(
-		isDarkMode() ? 0.6 : 2.4,
-	)
-	// .multiplyScalar(0.6)
-	// .multiplyScalar(2.4)
-
-	scene.add(createWater(waterMaterial, new THREE.Vector3(0, -6.5, 4)))
-	scene.add(createWater(waterMaterial, new THREE.Vector3(2, -8, -10)))
-	scene.add(createWater(waterMaterial, new THREE.Vector3(16, -8, -26)))
-
-	// 静止的下界之星（替换原动态美西螈）
-	const starTexture = new THREE.TextureLoader().load('/models/netherstar.png')
-	starTexture.colorSpace = THREE.SRGBColorSpace
-	const starMaterial = new THREE.SpriteMaterial({ map: starTexture, transparent: true })
-	const starSprite = new THREE.Sprite(starMaterial)
-	starSprite.scale.set(8, 8, 1)
-	starSprite.position.set(0, -2.5, 0)
-	scene.add(starSprite)
-
-	let updateGLTF = (_deltaTime: number, _elapsedTime: number) => {}
-
-	const circleMaterial = createCircleMaterial()
-	circleMaterial.uniforms.color.value = new THREE.Color(accentColor).multiplyScalar(
-		isDarkMode() ? 1.2 : 3,
-	)
-	// .multiplyScalar(1.2)
-	// .multiplyScalar(3)
-
-	let circleMeshList: THREE.Mesh[] = []
-	let nextCircleCreateTime = 0.0
-	function updateCircle(deltaTime: number, elapsedTime: number) {
-		circleMeshList = circleMeshList.filter((m) => {
-			m.position.y += deltaTime * 2.0
-			if (m.position.y >= 32) {
-				scene.remove(m)
-				return false
-			}
-			return true
-		})
-
-		if (elapsedTime >= nextCircleCreateTime) {
-			nextCircleCreateTime = elapsedTime + Math.random() * 0.8
-			const circle = createCircle(
-				circleMaterial,
-				new THREE.Vector3(Math.random() * 64 - 32 - 12, -20, Math.random() * 6 + 1),
-			)
-			scene.add(circle)
-			circleMeshList.push(circle)
-		}
-	}
-
-	function animate(_time: number) {
-		if (isUpdating === false) return
-		requestAnimationFrame(animate)
-
-		const deltaTime = deltaClock.getDelta()
-		const elapsedTime = elapseClock.getElapsedTime()
-
-		updateGLTF(deltaTime, elapsedTime)
-		waterMaterial.uniforms.time.value = elapsedTime
-
-		updateCircle(deltaTime, elapsedTime)
-
-		renderer.render(scene, camera)
-	}
-	animate(Date.now())
-
-	const originCameraPosition = camera.position.clone()
-	function onMouseMove(event: MouseEvent) {
-		const mouseXOffsetRatio = ((event.clientX - innerWidth / 2) / innerWidth) * 2
-		const mouseYOffsetRatio = ((event.clientY - innerHeight / 2) / innerHeight) * 2
-		const newPosition = new THREE.Vector3(
-			originCameraPosition.x + mouseXOffsetRatio,
-			originCameraPosition.y + mouseYOffsetRatio * 0.5,
-			originCameraPosition.z,
-		)
-		camera.position.copy(newPosition)
-	}
-
-	function updateSize() {
-		if (!isUpdating) return
-		if (!canvas) return
-		const rect = canvas.getBoundingClientRect()
-		const w = rect.width
-		const h = rect.height
-		if (w > 0 && h > 0) {
-			renderer.setSize(w, h)
-			camera.aspect = w / h
-			camera.updateProjectionMatrix()
-		}
-	}
-
-	const resizeObserver = new ResizeObserver(updateSize)
-	resizeObserver.observe(canvas)
-
-	addEventListener('mousemove', onMouseMove)
-	onScopeDispose(() => {
-		isUpdating = false
-		removeEventListener('mousemove', onMouseMove)
-		resizeObserver.disconnect()
-		deltaClock.stop()
-		elapseClock.stop()
-		renderer.dispose()
-	})
-}
-
-onMounted(main)
+onScopeDispose(() => scene?.dispose())
 </script>
-<style>
-#about_scene {
-	background: linear-gradient(
-		to bottom,
-		color-mix(in srgb, var(--color-brand) 36%, var(--surface-1) 100%),
-		#00000000 40%
-	);
+
+<style scoped>
+.about-scene {
+	display: block;
+	width: 100%;
+	height: 100%;
+	background: #0c1729;
 }
 </style>

apps/app-frontend/src/components/ui/about-scene/wither-victory.ts

@@ -0,0 +1,950 @@
+import cloudTextureUrl from '@/assets/about-scene/clouds.png'
+import moonTextureUrl from '@/assets/about-scene/moon-phases.png'
+import swordTextureUrl from '@/assets/about-scene/netherite-sword.png'
+import cleanUrl from '@/assets/about-scene/victory-clean.jpg'
+import originalUrl from '@/assets/about-scene/victory-master.jpg'
+import correctedPoseUrl from '@/assets/about-scene/victory-pose.jpg'
+
+type Point = [number, number]
+type Vertex = [number, number, number]
+
+/** The approved artwork and item geometry are kept separate from the animation lifecycle. */
+export function createWitherVictoryScene(canvas: HTMLCanvasElement) {
+	const context = canvas.getContext('2d')
+	if (!context) throw new Error('Unable to initialize about-page canvas')
+	const ctx = context
+	const reducedMotion = window.matchMedia('(prefers-reduced-motion: reduce)')
+	const original = new Image()
+	const clean = new Image()
+	const correctedPose = new Image()
+	const swordTexture = new Image()
+	const cloudTexture = new Image()
+	const moonTexture = new Image()
+	const W = 2048,
+		H = W / 3,
+		TAU = Math.PI * 2
+	let time = 0,
+		last = 0,
+		paused = false,
+		visible = false,
+		ready = false
+	let frame = 0,
+		destroyed = false
+	const makeLayer = (w = W, h = H) => {
+		const layer = document.createElement('canvas')
+		layer.width = Math.ceil(w)
+		layer.height = Math.ceil(h)
+		return layer
+	}
+	const base = makeLayer()
+	const star = makeLayer(180, 180)
+	const starFace = makeLayer(180, 180)
+	const swordFace = makeLayer(128, 128)
+	const grippingFingers = makeLayer(64, 80)
+	let cloudField: ReturnType<typeof makeVanillaCloudField>
+	const buriedBlade: Point[] = [
+		[1088, 526],
+		[1099, 505],
+		[1105, 491],
+		[1116, 490],
+		[1124, 483],
+		[1133, 485],
+		[1142, 478],
+		[1158, 477],
+		[1195, 480],
+		[1212, 534],
+		[1169, 567],
+		[1101, 555],
+	]
+	const wound: Point[] = [
+		[1104, 507],
+		[1116, 490],
+		[1136, 490],
+		[1140, 480],
+		[1156, 477],
+		[1178, 479],
+		[1173, 493],
+		[1157, 505],
+		[1152, 524],
+		[1137, 534],
+		[1126, 523],
+	]
+	const starRows = [
+		'....p....',
+		'...pwp...',
+		'..pwYwp..',
+		'.pwYIYwp.',
+		'pwYISIYwp',
+		'.pwYIYwp.',
+		'..pwYwp..',
+		'...pwp...',
+		'....p....',
+	]
+	const starColors: Record<string, string> = {
+		p: '#b692d0',
+		w: '#f8e6cf',
+		Y: '#ffe3a0',
+		I: '#fff6da',
+		S: '#fffef1',
+	}
+	const shieldSurfaces: Point[][] = [
+		[
+			[986, 442],
+			[1124, 466],
+			[1096, 541],
+			[982, 532],
+		],
+		[
+			[1110, 462],
+			[1304, 482],
+			[1258, 625],
+			[1000, 605],
+		],
+		[
+			[1304, 482],
+			[1379, 504],
+			[1390, 614],
+			[1258, 625],
+		],
+		[
+			[1328, 481],
+			[1428, 424],
+			[1472, 446],
+			[1390, 523],
+		],
+		[
+			[1014, 603],
+			[1170, 626],
+			[1136, 683],
+			[869, 683],
+		],
+		[
+			[792, 481],
+			[950, 451],
+			[987, 550],
+			[835, 604],
+		],
+		[
+			[792, 481],
+			[835, 604],
+			[821, 625],
+			[780, 533],
+		],
+		[
+			[835, 604],
+			[987, 550],
+			[974, 589],
+			[821, 625],
+		],
+		[
+			[1165, 357],
+			[1301, 355],
+			[1247, 471],
+			[1108, 441],
+		],
+		[
+			[1301, 355],
+			[1358, 419],
+			[1311, 500],
+			[1247, 471],
+		],
+		[
+			[1483, 398],
+			[1626, 470],
+			[1558, 590],
+			[1404, 514],
+		],
+		[
+			[1626, 470],
+			[1655, 549],
+			[1606, 637],
+			[1558, 590],
+		],
+		[
+			[1404, 514],
+			[1558, 590],
+			[1606, 637],
+			[1449, 592],
+		],
+	]
+	// Irregular failing-lamp events: brief reignitions, weak sputters, and dark gaps.
+	const shieldEvents = [
+		[0, 0.68, 0.48],
+		[0.87, 0.09, 0.82],
+		[1.05, 0.16, 0.27],
+		[1.39, 0.08, 0.61],
+		[2.7, 0.42, 0.2],
+		[3.27, 0.13, 0.65],
+		[4.8, 0.82, 0.42],
+		[5.83, 0.06, 0.82],
+		[6.08, 0.13, 0.29],
+		[6.39, 0.09, 0.7],
+		[8.15, 0.53, 0.26],
+		[9.64, 0.12, 0.69],
+		[9.88, 0.19, 0.34],
+		[10.2, 0.08, 0.73],
+		[11.75, 0.7, 0.45],
+		[12.8, 0.07, 0.87],
+		[13.14, 0.1, 0.24],
+		[15.02, 0.28, 0.5],
+		[15.58, 0.09, 0.86],
+		[15.82, 0.13, 0.31],
+		[17.5, 0.84, 0.22],
+		[18.63, 0.08, 0.68],
+		[18.85, 0.18, 0.39],
+		[20.25, 0.56, 0.53],
+		[21.13, 0.1, 0.86],
+		[21.36, 0.12, 0.35],
+		[22.17, 0.29, 0.18],
+	]
+	const rand = (n: number) => {
+		const v = Math.sin(n * 127.1 + 311.7) * 43758.5453
+		return v - Math.floor(v)
+	}
+	const sparks = Array.from({ length: 34 }, (_, i) => ({
+		seed: i,
+		phase: rand(i),
+		life: 6,
+		size: 2 + rand(i + 9) * 5,
+	}))
+	const dust = Array.from({ length: 56 }, (_, i) => ({
+		seed: i + 80,
+		phase: rand(i + 31),
+		life: 6 + rand(i + 42) * 5,
+		size: 4 + rand(i + 64) * 7,
+	}))
+	const armor: Point[][] = [
+		[
+			[655, 22],
+			[809, 72],
+			[885, 81],
+			[858, 132],
+			[773, 119],
+			[690, 132],
+			[651, 112],
+		],
+		[
+			[693, 214],
+			[768, 223],
+			[805, 385],
+			[727, 398],
+			[712, 301],
+		],
+		[
+			[627, 157],
+			[670, 171],
+			[649, 237],
+			[596, 221],
+		],
+		[
+			[877, 183],
+			[918, 210],
+			[899, 244],
+			[865, 224],
+		],
+	]
+	function path(points: Point[]) {
+		ctx.beginPath()
+		points.forEach((p, i) => (i ? ctx.lineTo(p[0], p[1]) : ctx.moveTo(p[0], p[1])))
+		ctx.closePath()
+	}
+	function glow(x: number, y: number, r: number, color: string, alpha: number) {
+		const gradient = ctx.createRadialGradient(x, y, 0, x, y, r)
+		gradient.addColorStop(0, `rgba(${color},${alpha})`)
+		gradient.addColorStop(0.35, `rgba(${color},${alpha * 0.36})`)
+		gradient.addColorStop(1, `rgba(${color},0)`)
+		ctx.fillStyle = gradient
+		ctx.fillRect(x - r, y - r, r * 2, r * 2)
+	}
+	function prepare() {
+		// Restore the sharp master for all unaffected materials, anatomy and terrain.
+		const b = base.getContext('2d')!
+		b.imageSmoothingEnabled = false
+		b.drawImage(original, 0, 0, W, H)
+		const sky = makeLayer(),
+			skyCtx = sky.getContext('2d')!
+		skyCtx.drawImage(clean, 0, 0, W, H)
+		skyCtx.globalCompositeOperation = 'destination-in'
+		const skyFade = skyCtx.createLinearGradient(0, 409, 0, 448)
+		skyFade.addColorStop(0, '#fff')
+		skyFade.addColorStop(1, 'transparent')
+		skyCtx.fillStyle = skyFade
+		skyCtx.fillRect(0, 0, W, 442)
+		b.drawImage(sky, 0, 0)
+		const restore = (source: HTMLImageElement, polygon: Point[]) => {
+			b.save()
+			b.beginPath()
+			polygon.forEach((p, i) => (i ? b.lineTo(...p) : b.moveTo(...p)))
+			b.closePath()
+			b.clip()
+			if (source === correctedPose)
+				b.drawImage(source, (583 * W) / 2172, (212 * W) / 2172, (510 * W) / 2172, (477 * W) / 2172)
+			else b.drawImage(source, 0, 0, W, H)
+			b.restore()
+		}
+		// Crisp original character; only previously corrected hands/boots use their local plate.
+		restore(original, [
+			[687, 8],
+			[906, 81],
+			[884, 173],
+			[919, 183],
+			[923, 209],
+			[876, 242],
+			[854, 273],
+			[862, 314],
+			[918, 308],
+			[938, 385],
+			[950, 424],
+			[930, 480],
+			[817, 480],
+			[805, 399],
+			[747, 399],
+			[720, 491],
+			[627, 502],
+			[651, 423],
+			[625, 452],
+			[590, 437],
+			[574, 410],
+			[594, 386],
+			[572, 374],
+			[577, 341],
+			[574, 331],
+			[593, 270],
+			[605, 237],
+			[588, 237],
+			[607, 159],
+			[650, 139],
+		])
+		// Remove the baked angled moon locally with matching moon-free sky.
+		// The new vanilla moon is a separate, camera-facing layer.
+		const moonSky = makeLayer(280, 270),
+			ms = moonSky.getContext('2d')!
+		ms.drawImage(
+			clean,
+			0,
+			0,
+			(280 * clean.naturalWidth) / W,
+			(270 * clean.naturalHeight) / H,
+			0,
+			0,
+			280,
+			270,
+		)
+		ms.globalCompositeOperation = 'destination-in'
+		ms.save()
+		ms.translate(140, 130)
+		ms.scale(1, 1.13)
+		const moonMask = ms.createRadialGradient(0, 0, 80, 0, 0, 123)
+		moonMask.addColorStop(0, '#fff')
+		moonMask.addColorStop(1, 'transparent')
+		ms.fillStyle = moonMask
+		ms.fillRect(-140, -135, 280, 270)
+		ms.restore()
+		b.drawImage(moonSky, 193, -20)
+		// Use original sharp head faces, preserving their exact silhouette without a sky border.
+		restore(original, [
+			[1159, 355],
+			[1318, 352],
+			[1358, 421],
+			[1315, 498],
+			[1246, 474],
+			[1107, 443],
+		])
+		// Local broken-sternum and old-blade removal; the unaffected ribs stay from the master.
+		restore(clean, [
+			[975, 339],
+			[1002, 334],
+			[1078, 369],
+			[1148, 456],
+			[1185, 469],
+			[1200, 481],
+			[1178, 520],
+			[1144, 562],
+			[1080, 570],
+			[1025, 548],
+			[1053, 502],
+			[1006, 476],
+		])
+		// Remove the two baked blue lightning remnants without replacing the whole Wither.
+		restore(clean, [
+			[900, 595],
+			[948, 572],
+			[1000, 588],
+			[982, 615],
+			[914, 630],
+			[877, 625],
+		])
+		restore(clean, [
+			[1380, 420],
+			[1428, 430],
+			[1400, 492],
+			[1375, 535],
+			[1356, 606],
+			[1377, 626],
+			[1294, 639],
+			[1284, 579],
+			[1318, 525],
+			[1320, 470],
+		])
+		restore(correctedPose, [
+			[811, 377],
+			[951, 377],
+			[975, 415],
+			[987, 481],
+			[952, 496],
+			[813, 486],
+		])
+		restore(correctedPose, [
+			[591, 486],
+			[744, 495],
+			[757, 650],
+			[550, 650],
+			[565, 553],
+		])
+		restore(correctedPose, [
+			[880, 210],
+			[925, 218],
+			[951, 235],
+			[977, 245],
+			[979, 280],
+			[957, 302],
+			[932, 299],
+			[910, 280],
+			[877, 267],
+		])
+		try {
+			cloudField = makeVanillaCloudField()
+		} catch (error) {
+			console.warn('Unable to initialize about-page clouds', error)
+		}
+		// Occlude with skin pixels only: background in the palm must not erase the grip.
+		const fingers = grippingFingers.getContext('2d')!
+		fingers.drawImage(
+			clean,
+			(922 * clean.naturalWidth) / W,
+			(228 * clean.naturalHeight) / H,
+			(64 * clean.naturalWidth) / W,
+			(80 * clean.naturalHeight) / H,
+			0,
+			0,
+			64,
+			80,
+		)
+		const skin = fingers.getImageData(0, 0, 64, 80)
+		for (let pixel = 0; pixel < skin.data.length; pixel += 4) {
+			const [red, green, blue] = skin.data.subarray(pixel, pixel + 3)
+			if (red < 90 || green < 48 || red < green * 1.04 || green < blue * 1.08)
+				skin.data[pixel + 3] = 0
+		}
+		fingers.putImageData(skin, 0, 0)
+		// A small extruded item sprite retains sharp pixels during its vertical-axis turn.
+		const s = star.getContext('2d')!
+		starRows.forEach((row, y) =>
+			[...row].forEach((v, x) => {
+				if (v !== '.') {
+					s.fillStyle = starColors[v]
+					s.fillRect(x * 20, y * 20, 20, 20)
+				}
+			}),
+		)
+	}
+	function enchantedFace(
+		target: HTMLCanvasElement,
+		texture: CanvasImageSource,
+		t: number,
+		strength: number,
+	) {
+		const c = target.getContext('2d')!,
+			size = target.width
+		c.clearRect(0, 0, size, size)
+		c.imageSmoothingEnabled = false
+		c.globalCompositeOperation = 'source-over'
+		c.drawImage(texture, 0, 0, size, size)
+		c.globalCompositeOperation = 'source-atop'
+		c.fillStyle = `rgba(123,63,207,${strength * 0.14})`
+		c.fillRect(0, 0, size, size)
+		// Translation of glint only: the texture coordinates and geometry never change.
+		const shift = ((t / 6) % 1) * size * 1.25
+		for (let band = -2; band < 3; band++) {
+			const x = shift + band * size * 1.25
+			const g = c.createLinearGradient(x - size * 0.7, 0, x + size * 0.3, size)
+			g.addColorStop(0, 'rgba(135,72,236,0)')
+			g.addColorStop(0.34, 'rgba(135,72,236,0)')
+			g.addColorStop(0.46, `rgba(163,99,247,${strength * 0.6})`)
+			g.addColorStop(0.5, `rgba(224,178,255,${strength})`)
+			g.addColorStop(0.55, `rgba(151,81,244,${strength * 0.5})`)
+			g.addColorStop(0.66, 'rgba(135,72,236,0)')
+			g.addColorStop(1, 'rgba(135,72,236,0)')
+			c.fillStyle = g
+			c.fillRect(0, 0, size, size)
+		}
+		c.globalCompositeOperation = 'source-over'
+		return target
+	}
+	function drawSword(t: number) {
+		const face = enchantedFace(swordFace, swordTexture, t, 0.34)
+		ctx.save()
+		// Hide only the buried sword pixels; never paint a base-image patch over the shield.
+		ctx.beginPath()
+		ctx.rect(0, 0, W, H)
+		buriedBlade.forEach((p, i) => (i ? ctx.lineTo(p[0], p[1]) : ctx.moveTo(p[0], p[1])))
+		ctx.closePath()
+		ctx.clip('evenodd')
+		// Original 128x128 asset is rigidly rotated/scaled, with no mesh warp or repainting.
+		// Place the grip's actual texture center inside the corrected curled palm.
+		ctx.translate(938, 268)
+		ctx.rotate((95.5 * Math.PI) / 180)
+		ctx.scale(2.12, 2.12)
+		ctx.imageSmoothingEnabled = false
+		ctx.save()
+		ctx.translate(1.25, 1.25)
+		ctx.filter = 'brightness(.55)'
+		ctx.drawImage(swordTexture, -24, -104, 128, 128)
+		ctx.restore()
+		ctx.drawImage(face, -24, -104, 128, 128)
+		ctx.restore()
+		// The fingers occlude the handle so it remains held, rather than pasted over the hand.
+		ctx.drawImage(grippingFingers, 922, 228)
+	}
+	function drawStar(t: number, angle: number, x: number, y: number) {
+		const front = enchantedFace(starFace, star, t, 0.23)
+		const cosine = Math.cos(angle),
+			sine = Math.sin(angle),
+			halfDepth = 5
+		ctx.save()
+		ctx.translate(x, y)
+		ctx.imageSmoothingEnabled = false
+		// One native item-texel layer of thickness; keep the front's pixel silhouette intact.
+		const edge = sine > 0 ? -1 : 1
+		for (let row = 0; row < 9; row++)
+			for (let col = 0; col < 9; col++) {
+				const color = starRows[row][col]
+				if (color === '.') continue
+				const neighbor = starRows[row][col + edge]
+				if (neighbor && neighbor !== '.') continue
+				const px = ((col + (edge > 0 ? 1 : 0)) / 9 - 0.5) * 160,
+					py = (row / 9 - 0.5) * 160
+				const a = px * cosine - halfDepth * sine,
+					b = px * cosine + halfDepth * sine
+				ctx.fillStyle = color === 'p' ? '#9070b0' : '#d9af67'
+				ctx.beginPath()
+				ctx.moveTo(a, py)
+				ctx.lineTo(b, py)
+				ctx.lineTo(b, py + 160 / 9)
+				ctx.lineTo(a, py + 160 / 9)
+				ctx.closePath()
+				ctx.fill()
+			}
+		ctx.translate(Math.sign(cosine) * halfDepth * sine, 0)
+		ctx.scale(cosine, 1)
+		ctx.filter = 'brightness(1.04)'
+		ctx.shadowColor = '#ffdc98'
+		ctx.shadowBlur = 9
+		ctx.drawImage(front, -80, -80, 160, 160)
+		ctx.restore()
+	}
+	function shieldLevel(t: number) {
+		let level = 0
+		for (const [start, duration, power] of shieldEvents) {
+			const p = (t - start) / duration
+			if (p >= 0 && p < 1) {
+				const envelope = Math.min(1, p * 14, (1 - p) * 10)
+				const sputter = 0.64 + 0.36 * rand(Math.floor(t * 19) + start * 91)
+				level = Math.max(level, power * envelope * sputter)
+			}
+		}
+		return level
+	}
+	function makeVanillaCloudField() {
+		// Minecraft 1.20.6's unmodified clouds.png supplies every occupied cell.
+		// One texel is a 12 x 12 block footprint with the vanilla 4-block thickness.
+		const textureCanvas = makeLayer(256, 256),
+			tc = textureCanvas.getContext('2d')!
+		tc.drawImage(cloudTexture, 0, 0)
+		const pixels = tc.getImageData(0, 0, 256, 256).data
+		const occupied = (x: number, z: number) =>
+			pixels[(((z + 256) % 256) * 256 + ((x + 256) % 256)) * 4 + 3] > 127
+		const layer = makeLayer()
+		const context = layer.getContext('webgl', {
+			alpha: true,
+			antialias: true,
+			premultipliedAlpha: true,
+		})
+		if (!context) return
+		const gl = context
+		const vertices: number[] = []
+		const quad = (a: Vertex, b: Vertex, c: Vertex, d: Vertex, shade: number) => {
+			for (const point of [a, b, c, a, c, d]) vertices.push(...point, shade)
+		}
+		for (let z = 8; z < 96; z++)
+			for (let x = 0; x < 256; x++) {
+				if (!occupied(x, z + 36)) continue
+				const l = (x - 128) * 12,
+					r = l + 12,
+					n = z * 12,
+					f = n + 12,
+					y = 84,
+					h = y + 4
+				quad([l, y, n], [r, y, n], [r, y, f], [l, y, f], 0.7)
+				if (!occupied(x - 1, z + 36)) quad([l, y, n], [l, y, f], [l, h, f], [l, h, n], 0.9)
+				if (!occupied(x + 1, z + 36)) quad([r, y, f], [r, y, n], [r, h, n], [r, h, f], 0.9)
+				if (!occupied(x, z + 35)) quad([r, y, n], [l, y, n], [l, h, n], [r, h, n], 0.8)
+				if (!occupied(x, z + 37)) quad([l, y, f], [r, y, f], [r, h, f], [l, h, f], 0.8)
+			}
+		const shader = (kind: number, source: string) => {
+			const result = gl.createShader(kind)
+			if (!result) throw new Error('Unable to allocate cloud shader')
+			gl.shaderSource(result, source)
+			gl.compileShader(result)
+			if (!gl.getShaderParameter(result, gl.COMPILE_STATUS))
+				throw new Error(gl.getShaderInfoLog(result) ?? 'Cloud shader compilation failed')
+			return result
+		}
+		const vertex = shader(
+			gl.VERTEX_SHADER,
+			`
+      attribute vec4 vertex; uniform float offset;
+      varying float shade; varying float distance;
+      void main(){
+        vec3 p=vertex.xyz+vec3(offset,0.0,0.0);
+        float focal=650.0; float horizon=350.0;
+        gl_Position=vec4(2.0*focal*p.x/2048.0,
+          (1.0-2.0*horizon/682.6667)*p.z+2.0*focal*p.y/682.6667,
+          1.020202*p.z-28.282828,p.z);
+        shade=vertex.w; distance=p.z;
+      }
+    `,
+		)
+		const fragment = shader(
+			gl.FRAGMENT_SHADER,
+			`
+      precision mediump float; varying float shade; varying float distance;
+      void main(){
+        float alpha=.70*(1.0-smoothstep(480.0,1150.0,distance));
+        gl_FragColor=vec4(vec3(.34,.40,.50)*shade*alpha,alpha);
+      }
+    `,
+		)
+		const program = gl.createProgram()
+		if (!program) throw new Error('Unable to allocate cloud program')
+		gl.attachShader(program, vertex)
+		gl.attachShader(program, fragment)
+		gl.linkProgram(program)
+		if (!gl.getProgramParameter(program, gl.LINK_STATUS))
+			throw new Error(gl.getProgramInfoLog(program) ?? 'Cloud program linking failed')
+		gl.useProgram(program)
+		const buffer = gl.createBuffer()
+		gl.bindBuffer(gl.ARRAY_BUFFER, buffer)
+		gl.bufferData(gl.ARRAY_BUFFER, new Float32Array(vertices), gl.STATIC_DRAW)
+		const attribute = gl.getAttribLocation(program, 'vertex')
+		gl.enableVertexAttribArray(attribute)
+		gl.vertexAttribPointer(attribute, 4, gl.FLOAT, false, 16, 0)
+		const offset = gl.getUniformLocation(program, 'offset')
+		gl.enable(gl.DEPTH_TEST)
+		gl.disable(gl.BLEND)
+		gl.clearColor(0, 0, 0, 0)
+		gl.viewport(0, 0, layer.width, layer.height)
+		return {
+			draw(elapsed: number) {
+				if (gl.isContextLost()) return
+				gl.clear(gl.COLOR_BUFFER_BIT | gl.DEPTH_BUFFER_BIT)
+				const travel = (elapsed * 2.4) % 3072
+				for (const tile of [-3072, 0, 3072]) {
+					gl.uniform1f(offset, tile + travel)
+					gl.drawArrays(gl.TRIANGLES, 0, vertices.length / 4)
+				}
+				return layer
+			},
+			resize(width: number, height: number) {
+				layer.width = width
+				layer.height = height
+				gl.viewport(0, 0, width, height)
+			},
+			dispose() {
+				gl.deleteBuffer(buffer)
+				gl.deleteProgram(program)
+				gl.deleteShader(vertex)
+				gl.deleteShader(fragment)
+				gl.getExtension('WEBGL_lose_context')?.loseContext()
+			},
+		}
+	}
+	function drawShield(t: number) {
+		const level = shieldLevel(t)
+		canvas.dataset.shieldIntensity = level.toFixed(3)
+		if (level < 0.003) return
+		ctx.save()
+		ctx.globalCompositeOperation = 'screen'
+		// Tight fractured-cavity contour: blue armor remains on the surrounding ribs.
+		ctx.beginPath()
+		ctx.rect(0, 0, W, H)
+		wound.forEach((p, i) => (i ? ctx.lineTo(p[0], p[1]) : ctx.moveTo(p[0], p[1])))
+		ctx.closePath()
+		ctx.clip('evenodd')
+		shieldSurfaces.forEach((quad, index) => {
+			const map = (u: number, v: number): Point => [
+				(1 - v) * ((1 - u) * quad[0][0] + u * quad[1][0]) +
+					v * ((1 - u) * quad[3][0] + u * quad[2][0]),
+				(1 - v) * ((1 - u) * quad[0][1] + u * quad[1][1]) +
+					v * ((1 - u) * quad[3][1] + u * quad[2][1]),
+			]
+			const alpha = level * (0.79 + 0.21 * rand(index + Math.floor(t * 7)))
+			path(quad)
+			ctx.fillStyle = `rgba(55,126,203,${alpha * 0.57})`
+			ctx.fill()
+			ctx.save()
+			path(quad)
+			ctx.clip()
+			for (let row = 0; row < 8; row++)
+				for (let col = 0; col < 8; col++) {
+					const grain = rand(row * 17 + col * 5 + index * 139)
+					if (grain < 0.56) continue
+					path([
+						map(col / 8, row / 8),
+						map((col + 1) / 8, row / 8),
+						map((col + 1) / 8, (row + 1) / 8),
+						map(col / 8, (row + 1) / 8),
+					])
+					ctx.fillStyle = `rgba(104,167,223,${alpha * (grain - 0.4) * 0.42})`
+					ctx.fill()
+				}
+			// Stepped translucent bands wrap each actual surface, like the supplied armor image.
+			for (let band = -1; band < 3; band++)
+				for (let col = 0; col < 8; col++) {
+					const v = band * 0.48 + (t / 24) * 0.48 + Math.floor(rand(col + index * 11) * 3) / 32
+					const height = 0.034 + rand(col * 3 + band + index) * 0.022
+					path([
+						map(col / 8, v),
+						map((col + 1) / 8, v),
+						map((col + 1) / 8, v + height),
+						map(col / 8, v + height),
+					])
+					ctx.fillStyle = `rgba(210,229,172,${alpha * 0.75})`
+					ctx.fill()
+				}
+			ctx.restore()
+		})
+		ctx.restore()
+	}
+	function drawClouds(elapsed: number) {
+		ctx.save()
+		// Clouds pass behind the character silhouette, never across the face or armor.
+		ctx.beginPath()
+		ctx.rect(0, 0, W, H)
+		;[
+			[687, 7],
+			[907, 80],
+			[884, 175],
+			[918, 182],
+			[921, 208],
+			[980, 246],
+			[980, 299],
+			[945, 306],
+			[899, 280],
+			[864, 260],
+			[861, 325],
+			[573, 325],
+			[594, 241],
+			[588, 238],
+			[607, 159],
+			[650, 139],
+		].forEach((p, i) => (i ? ctx.lineTo(p[0], p[1]) : ctx.moveTo(p[0], p[1])))
+		ctx.closePath()
+		ctx.clip('evenodd')
+		const clouds = cloudField?.draw(elapsed)
+		if (clouds) ctx.drawImage(clouds, 0, 0, W, H)
+		ctx.restore()
+		canvas.dataset.cloudOffset = (elapsed * 2.4).toFixed(2)
+	}
+	function drawMoon() {
+		ctx.save()
+		ctx.globalCompositeOperation = 'screen'
+		ctx.imageSmoothingEnabled = false
+		ctx.filter = 'brightness(2.15)'
+		// Vanilla waning-crescent tile, rendered square-on with no skew or side extrusion.
+		// Retain its original pixel shading and native halo; black texels add no light.
+		ctx.drawImage(moonTexture, 96, 0, 32, 32, 45, -179, 576, 576)
+		ctx.restore()
+	}
+	function draw(elapsed: number) {
+		const t = elapsed % 24
+		const ratio = canvas.width / W
+		ctx.setTransform(ratio, 0, 0, ratio, 0, 0)
+		ctx.clearRect(0, 0, W, H)
+		const cycle = (t * TAU) / 24
+		ctx.save()
+		ctx.translate(W / 2, H / 2)
+		ctx.scale(1.008, 1.008)
+		ctx.translate(-W / 2 + Math.sin(cycle) * 1.6, -H / 2 + Math.sin(cycle * 2) * 0.7)
+		ctx.drawImage(base, 0, 0, W, H)
+		drawMoon()
+		drawClouds(elapsed)
+		drawShield(t)
+		drawSword(t)
+		const bob = 5.2 * Math.sin(cycle * 3) + 1.3 * Math.sin(cycle * 6 + 0.4)
+		const sx = 1150,
+			sy = 247 + bob
+		const pulse = 0.8 + 0.12 * Math.sin(cycle * 3 + 0.5) + 0.06 * Math.sin(cycle * 7)
+		ctx.save()
+		ctx.globalCompositeOperation = 'screen'
+		glow(sx, sy, 195, '255,195,102', 0.42 * pulse)
+		glow(sx, sy, 88, '255,232,177', 0.15 * pulse)
+		glow(1134, 495, 165, '255,194,101', 0.13 * pulse)
+		glow(790, 191, 90, '255,201,129', 0.055 * pulse)
+		// Narrow rays breathe with the star, instead of rotating the whole scene.
+		ctx.translate(sx, sy)
+		for (let i = 0; i < 8; i++) {
+			ctx.save()
+			ctx.rotate((i * TAU) / 8 + 0.08 * Math.sin(cycle))
+			const g = ctx.createLinearGradient(0, 35, 0, 155)
+			g.addColorStop(0, `rgba(255,228,165,${0.13 * pulse})`)
+			g.addColorStop(1, 'transparent')
+			ctx.fillStyle = g
+			ctx.beginPath()
+			ctx.moveTo(-2, 30)
+			ctx.lineTo(-6, 155)
+			ctx.lineTo(6, 155)
+			ctx.lineTo(2, 30)
+			ctx.fill()
+			ctx.restore()
+		}
+		ctx.restore()
+		ctx.save()
+		ctx.globalCompositeOperation = 'screen'
+		for (const polygon of armor) {
+			ctx.save()
+			path(polygon)
+			ctx.clip()
+			const x = ((t / 8) % 1) * 1350 - 240
+			const glint = ctx.createLinearGradient(x - 100, 0, x + 150, 450)
+			glint.addColorStop(0, 'transparent')
+			glint.addColorStop(0.4, 'rgba(160,88,255,0)')
+			glint.addColorStop(0.5, 'rgba(206,149,255,.28)')
+			glint.addColorStop(0.58, 'rgba(136,81,250,.09)')
+			glint.addColorStop(1, 'transparent')
+			ctx.fillStyle = glint
+			ctx.fillRect(550, 0, 650, 520)
+			ctx.restore()
+		}
+		ctx.restore()
+		// Staggered particles have invisible births/deaths, so the loop has no pop.
+		dust.forEach((d) => {
+			const q = (elapsed / d.life + d.phase) % 1,
+				alpha = Math.pow(Math.sin(Math.PI * q), 0.65) * 0.9
+			const x =
+				1145 +
+				(rand(d.seed) - 0.5) * 170 +
+				Math.sin(q * 4 + d.seed) * 24 +
+				q * (45 + rand(d.seed + 2) * 85)
+			const y = 490 - q * (180 + rand(d.seed + 9) * 130)
+			const size = d.size * (1 - q * 0.4)
+			ctx.fillStyle = `rgba(7,10,16,${alpha})`
+			ctx.fillRect(x, y, size, size)
+			if (d.seed % 3 === 0) {
+				ctx.fillRect(x - size * 0.65, y + size * 0.4, size * 0.7, size * 0.65)
+				ctx.fillRect(x + size * 0.65, y - size * 0.5, size * 0.55, size * 0.6)
+			}
+		})
+		ctx.save()
+		ctx.globalCompositeOperation = 'screen'
+		sparks.forEach((d) => {
+			const q = (t / d.life + d.phase) % 1,
+				alpha = Math.pow(Math.sin(Math.PI * q), 1.7) * 0.55
+			const x = 1140 + (rand(d.seed + 7) - 0.5) * 150 + Math.sin(q * 4 + d.seed) * 14
+			const y = 440 - q * (130 + rand(d.seed + 19) * 120)
+			ctx.fillStyle = `rgba(255,207,122,${alpha})`
+			ctx.fillRect(x, y, d.size * 0.45, d.size * 0.45)
+		})
+		ctx.restore()
+		const angle = cycle * 2 + 0.12 * Math.sin(cycle * 2)
+		drawStar(t, angle, sx, sy)
+		ctx.restore()
+		canvas.dataset.animationTime = elapsed.toFixed(3)
+	}
+
+	function canAnimate() {
+		return ready && !destroyed && !paused && visible && !document.hidden && !reducedMotion.matches
+	}
+	function tick(now: number) {
+		frame = 0
+		if (!canAnimate()) return
+		if (last) time += Math.min((now - last) / 1000, 0.1)
+		last = now
+		draw(time)
+		frame = requestAnimationFrame(tick)
+	}
+	function updatePlayback() {
+		if (frame) cancelAnimationFrame(frame)
+		frame = 0
+		last = 0
+		if (canAnimate()) frame = requestAnimationFrame(tick)
+	}
+	function resize() {
+		if (destroyed) return
+		const width = canvas.getBoundingClientRect().width
+		if (width <= 0) return
+		canvas.width = Math.min(W, Math.max(1, Math.round(width * Math.min(2, devicePixelRatio || 1))))
+		canvas.height = Math.round(canvas.width / 3)
+		cloudField?.resize(canvas.width, canvas.height)
+		if (ready) draw(time)
+	}
+	const observer = new ResizeObserver(resize)
+	observer.observe(canvas)
+	const intersection = new IntersectionObserver((entries) => {
+		visible = entries[0].isIntersecting
+		updatePlayback()
+	})
+	intersection.observe(canvas)
+	document.addEventListener('visibilitychange', updatePlayback)
+	reducedMotion.addEventListener('change', updatePlayback)
+	const loaded = (img: HTMLImageElement, url: string) =>
+		new Promise<void>((resolve, reject) => {
+			img.onload = () => resolve()
+			img.onerror = () => reject(new Error('Unable to load about-page artwork'))
+			img.src = url
+		})
+	const imageAssets = [original, clean, swordTexture, correctedPose, cloudTexture, moonTexture]
+	const loading = Promise.all([
+		loaded(original, originalUrl),
+		loaded(clean, cleanUrl),
+		loaded(swordTexture, swordTextureUrl),
+		loaded(correctedPose, correctedPoseUrl),
+		loaded(cloudTexture, cloudTextureUrl),
+		loaded(moonTexture, moonTextureUrl),
+	])
+		.then(() => {
+			if (destroyed) return
+			prepare()
+			ready = true
+			resize()
+			updatePlayback()
+		})
+		.finally(() => {
+			for (const img of imageAssets) {
+				img.onload = null
+				img.onerror = null
+			}
+		})
+	return {
+		ready: loading,
+		setPaused(value: boolean) {
+			paused = value
+			updatePlayback()
+		},
+		dispose() {
+			if (destroyed) return
+			destroyed = true
+			updatePlayback()
+			observer.disconnect()
+			intersection.disconnect()
+			document.removeEventListener('visibilitychange', updatePlayback)
+			reducedMotion.removeEventListener('change', updatePlayback)
+			cloudField?.dispose()
+			cloudField = undefined
+			for (const layer of [base, star, starFace, swordFace, grippingFingers]) {
+				layer.width = 1
+				layer.height = 1
+			}
+		},
+	}
+}

apps/app-frontend/src/components/ui/settings/AboutSettings.vue

@@ -216,13 +216,13 @@ const messages = defineMessages({
 			<div class="flex flex-col items-center gap-4">
 				<div
 					ref="experienceHost"
-					class="relative m-0 w-full overflow-hidden h-64 rounded-xl"
+					class="relative m-0 aspect-[3/1] w-full overflow-hidden rounded-xl"
 					style="
 						mask-image: linear-gradient(to bottom, black 97%, transparent 100%);
 						-webkit-mask-image: linear-gradient(to bottom, black 97%, transparent 100%);
 					"
 				>
-					<AboutScene />
+					<AboutScene :paused="Boolean(activeMemberExperience)" />
 					<component
 						:is="activeMemberExperience?.component"
 						v-if="activeMemberExperience"