style: reduce noise opacity

src/app/fear/page.css

@@ -0,0 +1,10 @@
+.canvas {
+	width: 100vw !important;
+	height: 100vh !important;
+	position: absolute;
+	top: 0;
+	left: 0;
+	outline: none;
+	user-select: none;
+	touch-action: none;
+}

src/app/fear/page.tsx

@@ -0,0 +1,120 @@
+'use client';
+
+import './page.css';
+
+import { Canvas, useFrame, useThree } from "@react-three/fiber";
+import { BrightnessContrast, EffectComposer, HueSaturation, Noise, Pixelation, Vignette } from "@react-three/postprocessing";
+import { Suspense, useEffect, useState } from "react";
+
+import { AmbientSound } from './scene-components/ambient-sound';
+
+import { FEAR_SETTINGS, fearState } from './state';
+
+import TheCreature from './scene-components/creature';
+import Player from './scene-components/player';
+import Hallway from './scene-components/hallway';
+
+import { AudioListener } from 'three';
+import FinaleText from './scene-components/finale-text';
+
+function PostProcessing() {
+    const [wasCaught, setWasCaught] = useState(fearState.wasCaught);
+
+    useEffect(() => {
+        const unsubscribe = fearState.subscribe(() => {
+            setWasCaught(fearState.wasCaught);
+        });
+        return () => unsubscribe();
+    }, []);
+
+    return (<EffectComposer>
+        <Pixelation granularity={wasCaught ? 18 : 10} />
+        <Vignette />
+        <Noise opacity={wasCaught ? 0.01 : 0.003} />
+        <BrightnessContrast
+            brightness={-0.01}
+            contrast={0.05}
+        />
+        <HueSaturation saturation={wasCaught ? 1 : 0} />
+    </EffectComposer>)
+}
+
+function ListenerCreator() {
+    const { camera } = useThree();
+
+    useEffect(() => {
+        const listener = new AudioListener();
+        camera.add(listener);
+
+        return () => {
+            camera.remove(listener);
+        };
+    }, [camera]);
+
+    return null;
+}
+
+function FearStateUpdater() {
+    useFrame((state, delta) => {
+        fearState.update(delta);
+    });
+    return null;
+}
+
+export default function Fear() {
+    const [isRustActive, setIsRustActive] = useState(fearState.isRustActive);
+    const [wasCaught, setWasCaught] = useState(fearState.isRustActive);
+
+    useEffect(() => {
+        const unsubscribe = fearState.subscribe(() => {
+            setIsRustActive(fearState.isRustActive);
+            setWasCaught(fearState.wasCaught)
+        });
+        return () => unsubscribe();
+    }, []);
+
+    return (<>
+        <Canvas
+            shadows
+            gl={{ antialias: true }}
+            className='canvas'
+            camera={{ position: [0, 3, -5], fov: 55, far: 100 }}
+        >
+            <FearStateUpdater />
+
+            <ListenerCreator />
+
+            <color attach="background" args={['#050505']} />
+
+            {FEAR_SETTINGS.TEST_MODE ? <ambientLight intensity={2} /> : <ambientLight intensity={0.0225} />}
+            {FEAR_SETTINGS.TEST_MODE ? null : <fogExp2 attach='fog' args={[0x050505, 0.035]} />}
+            {FEAR_SETTINGS.TEST_MODE ? null : < PostProcessing />}
+
+            <Suspense fallback={null}>
+                <Hallway />
+                <TheCreature />
+                <Player />
+            </Suspense>
+
+            <AmbientSound
+                key="ambient-1"
+                url='fear/snd/ambience.mp3'
+                volume={isRustActive ? 0 : 0.5}
+            />
+
+            <AmbientSound
+                key="ambient-2"
+                url='fear/snd/ambience2.mp3'
+                volume={isRustActive ? 1 : 0}
+            />
+
+            {wasCaught ? <AmbientSound
+                key="ambient-glitch"
+                url='fear/snd/glitch.mp3'
+                volume={1}
+            /> : null}
+        </Canvas>
+
+        <FinaleText />
+    </>)
+}

src/app/fear/scene-components/ambient-sound.tsx

@@ -0,0 +1,64 @@
+import { useEffect, useRef } from 'react'
+
+interface AmbientSoundProps {
+    url: string
+    volume?: number
+}
+
+export function AmbientSound({ url, volume = 0.5 }: AmbientSoundProps) {
+    const audioRef = useRef<HTMLAudioElement | null>(null)
+    const targetVolumeRef = useRef<number>(volume)
+
+    targetVolumeRef.current = volume
+
+    useEffect(() => {
+        const audio = new Audio(url)
+        audio.loop = true
+        audio.volume = 0 
+        audioRef.current = audio
+
+        let componentsMounted = true
+
+        const attemptPlay = () => {
+            if (!audioRef.current || !componentsMounted) return
+            
+            audio.volume = targetVolumeRef.current
+
+            if (audio.volume > 0 && audio.paused) {
+                audio.play().catch((err) => {
+                    console.warn('Autoplay management holding clip playback execution.', err)
+                })
+            }
+        }
+
+        attemptPlay()
+
+        window.addEventListener('click', attemptPlay)
+        window.addEventListener('keydown', attemptPlay)
+
+        return () => {
+            componentsMounted = false
+            window.removeEventListener('click', attemptPlay)
+            window.removeEventListener('keydown', attemptPlay)
+            audio.pause()
+            audio.src = ''
+            audioRef.current = null
+        }
+    }, [url])
+
+    useEffect(() => {
+        const audio = audioRef.current
+        if (!audio) return
+
+        if (volume === 0) {
+            if (!audio.paused) audio.pause()
+        } else {
+            audio.volume = volume
+            if (audio.paused) {
+                audio.play().catch(() => {})
+            }
+        }
+    }, [volume]) 
+
+    return null
+}

src/app/fear/scene-components/creature.tsx

@@ -0,0 +1,196 @@
+import { useTexture, PositionalAudio } from "@react-three/drei";
+import { useFrame, useThree } from "@react-three/fiber";
+import { useEffect, useMemo, useRef, useState } from "react";
+
+import * as THREE from "three";
+import { FEAR_SETTINGS, fearState } from "../state";
+import { ShaderPatch } from "../shader-patch";
+
+useTexture.preload('fear/img/creature.png');
+
+export default function TheCreature() {
+    const baseTexture = useTexture('fear/img/creature.png');
+
+    const texture = useMemo(() => {
+        const t = baseTexture.clone();
+        t.needsUpdate = true;
+        return t;
+    }, [baseTexture]);
+
+    const meshRef = useRef<THREE.Mesh>(null);
+    const audioRef = useRef<THREE.PositionalAudio>(null);
+    const { camera } = useThree();
+
+    const [hasTriggered, setHasTriggered] = useState(false);
+    const [isSpawned, setIsSpawned] = useState(false);
+
+    const globalDistance = useRef<number>(32);
+    const [finaleTriggered, setFinaleTriggered] = useState(fearState.finaleTriggered);
+
+    const audioPlaying = useRef<boolean>(false);
+
+    const movePhase = useRef<'frozen' | 'lurching'>('frozen');
+    const phaseTimer = useRef<number>(1.5);
+
+    const glitchCooldown = useRef<number>(0);
+    const isGlitchSpiking = useRef<boolean>(false);
+    const flickerCooldown = useRef<number>(0);
+
+    useEffect(() => {
+        const unsubscribe = fearState.subscribe(() => {
+            setFinaleTriggered(fearState.finaleTriggered);
+
+            if (!fearState.finaleTriggered) {
+                setIsSpawned(false);
+                setHasTriggered(false);
+                globalDistance.current = 32;
+                audioPlaying.current = false;
+                movePhase.current = 'frozen';
+                phaseTimer.current = 1.5;
+
+                if (audioRef.current && audioRef.current.isPlaying)
+                    audioRef.current.stop();
+            }
+        });
+        return () => unsubscribe();
+    }, []);
+
+    useFrame((state, delta) => {
+        if (!fearState.finaleTriggered) return;
+
+        const creature = meshRef.current;
+        if (!creature) return;
+
+        if (!isSpawned) {
+            setIsSpawned(true);
+            globalDistance.current = 32;
+            movePhase.current = 'frozen';
+            phaseTimer.current = 1.0 + Math.random() * 1.5;
+        }
+
+        if (!hasTriggered) {
+            if (globalDistance.current < 40)
+                setHasTriggered(true);
+
+        }
+
+        if (hasTriggered) {
+            phaseTimer.current -= delta;
+
+            if (phaseTimer.current <= 0) {
+                if (movePhase.current === 'frozen') {
+                    movePhase.current = 'lurching';
+                    phaseTimer.current = 0.05 + Math.random() * 0.2;
+                } else {
+                    movePhase.current = 'frozen';
+                    const proximityFactor = Math.max(0.05, globalDistance.current / 32);
+                    phaseTimer.current = (0.2 + Math.random() * 1.0) * proximityFactor;
+                }
+            }
+
+            if (movePhase.current === 'lurching') {
+                globalDistance.current -= FEAR_SETTINGS.CREATURE_SPEED * 3 * delta;
+            }
+
+            if (audioRef.current && !audioPlaying.current) {
+                audioPlaying.current = true;
+                if (audioRef.current.context.state === 'suspended')
+                    audioRef.current.context.resume();
+                audioRef.current.play();
+            }
+
+            const shakeIntensity = Math.max(0, 1 - (globalDistance.current / 32)) * 0.22;
+            camera.position.x += (Math.random() - 0.5) * shakeIntensity;
+            camera.position.y += (Math.random() - 0.5) * shakeIntensity;
+
+            if (globalDistance.current <= 0.1) {
+                window.location.href = '/';
+                fearState.registerCaught();
+                return;
+            }
+        }
+
+        const forwardVector = new THREE.Vector3();
+        camera.getWorldDirection(forwardVector);
+        const lookDirZ = forwardVector.z < 0 ? -1 : 1;
+
+        const calculatedZ = camera.position.z + (lookDirZ * globalDistance.current);
+
+        creature.position.set(0, 1.6, calculatedZ);
+        creature.lookAt(camera.position.x, creature.position.y, camera.position.z);
+
+        if (!hasTriggered) return;
+
+        const proximity = 1 - Math.max(0, Math.min(1, globalDistance.current / 32));
+        const jitterX = 1.0 + (Math.random() - 0.5) * 0.04 * proximity;
+        let jitterY = 1.0 + (Math.random() - 0.5) * 0.06 * proximity;
+
+        glitchCooldown.current -= delta;
+        if (glitchCooldown.current <= 0) {
+            if (Math.random() < 0.25 + proximity * 0.35) {
+                isGlitchSpiking.current = true;
+                glitchCooldown.current = 0.03 + Math.random() * 0.08;
+            } else {
+                isGlitchSpiking.current = false;
+                glitchCooldown.current = 0.08 + Math.random() * 0.4 * (1 - proximity * 0.7);
+            }
+        }
+
+        if (isGlitchSpiking.current) {
+            const spike = 0.15 + Math.random() * 0.35;
+            jitterY += Math.random() > 0.5 ? spike : -spike * 0.6;
+        }
+
+        creature.scale.set(jitterX, jitterY, 1.0);
+
+        flickerCooldown.current -= delta;
+        if (flickerCooldown.current <= 0) {
+            if (creature.visible && Math.random() < 0.12 + proximity * 0.08) {
+                creature.visible = false;
+                flickerCooldown.current = 0.02 + Math.random() * 0.05;
+            } else {
+                creature.visible = true;
+                flickerCooldown.current = 0.05 + Math.random() * 0.3 * (1 - proximity * 0.5);
+            }
+        }
+
+        texture.offset.set(
+            (Math.random() - 0.5) * 0.025 * proximity,
+            (Math.random() - 0.5) * 0.025 * proximity
+        );
+
+        if (proximity > 0.2) {
+            creature.position.x += (Math.random() - 0.5) * 0.12 * proximity;
+            creature.position.y += (Math.random() - 0.5) * 0.06 * proximity;
+        }
+    });
+
+    return (
+        <mesh
+            ref={meshRef}
+            visible={finaleTriggered}
+        >
+            <planeGeometry args={[3.0, 4.8]} />
+            <meshStandardMaterial
+                map={texture}
+                transparent={true}
+                depthWrite={false}
+                side={THREE.DoubleSide}
+                onBeforeCompile={ShaderPatch}
+                emissive="#ffffff"
+                emissiveMap={texture}
+                emissiveIntensity={0.15}
+            />
+
+            {finaleTriggered && (
+                <PositionalAudio
+                    url="fear/snd/riser.mp3"
+                    ref={audioRef}
+                    distance={25}
+                    loop={false}
+                    autoplay={false}
+                />
+            )}
+        </mesh>
+    );
+}

src/app/fear/scene-components/finale-text.css

@@ -0,0 +1,84 @@
+@font-face {
+    font-family: 'VCR';
+    src: url('/fear/fonts/vcr.ttf') format('truetype');
+    font-weight: normal;
+    font-style: normal;
+    font-display: swap;
+}
+
+.finale-container {
+    position: absolute;
+    width: 100%;
+    height: 100%;
+    left: 0;
+    top: 0vh;
+
+    display: grid;
+    align-items: center;
+    align-content: center;
+    justify-content: center;
+    overflow: hidden;
+
+    /* filter: invert(100%); */
+    backdrop-filter: brightness(100%);
+
+    grid-auto-rows: 5vh;
+    /* grid-template-columns: 0; */
+    grid-template-rows: repeat(auto-fit, max-content);
+
+    user-select: none;
+
+    will-change: filter;
+    animation: invertFlicker 0.07s infinite alternate;
+
+}
+
+@keyframes invertFlicker {
+
+    0%,
+    43%,
+    45%,
+    88%,
+    92% {
+        filter: invert(0%) contrast(100%) brightness(100%);
+        backdrop-filter: brightness(100%) hue-rotate(0deg);
+    }
+
+    44%,
+    46%,
+    89%,
+    93%,
+    100% {
+        filter: invert(100%) contrast(300%) brightness(150%);
+        backdrop-filter: brightness(30%) hue-rotate(180deg) saturate(500%);
+    }
+}
+
+.finale-text {
+    font-family: 'VCR', sans-serif;
+    font-variant-numeric: tabular-nums;
+    letter-spacing: 0.1em;
+
+    height: 0px;
+    width: 100%;
+    color: rgb(255, 255, 255);
+    font-size: 8vh;
+
+    text-align: center;
+    white-space: nowrap;
+
+}
+
+.scanlines {
+    position: absolute;
+    top: 0;
+    left: 0;
+    width: 100%;
+    height: 100%;
+    z-index: 900;
+    background: repeating-linear-gradient(rgba(0, 0, 0, 0) 0px,
+            rgba(0, 0, 0, 0) 2px,
+            rgba(0, 0, 0, 0.3) 2px,
+            rgba(0, 0, 0, 0.3) 4px);
+
+}

src/app/fear/scene-components/finale-text.tsx

@@ -0,0 +1,56 @@
+import { JSX, useEffect, useState } from "react"
+import { fearState } from "../state"
+
+import './finale-text.css';
+
+const BLOCKS = [
+    "▀", "▂", "▃", "▄", "▅", "▆", "▇",
+    "█", "▉", "▊", "▋", "▌", "▍", "▎", "▏",
+    "▐", "░", "▒", "▓", "▔", "▕", "▖", "▗",
+    "▘", "▙", "▚", "▛", "▜", "▝", "▞", "▟"
+];
+
+export default function FinaleText() {
+    const [wasCaught, setWasCaught] = useState(fearState.wasCaught);
+    const [elements, setElements] = useState<JSX.Element[]>([]);
+
+    useEffect(() => {
+        const unsubscribe = fearState.subscribe(() => {
+            setWasCaught(fearState.wasCaught)
+        });
+        return () => unsubscribe();
+    }, []);
+
+
+    useEffect(() => {
+        if (!wasCaught)
+            return;
+
+        const interval = setInterval(() => {
+            if (Math.random() > 0.9) return;
+
+            const baseText = "bwaaaaaaaaa";
+            const corrupted = baseText
+                .split("")
+                .map((char) => (Math.random() > 0.98 ? BLOCKS[Math.floor(Math.random() * BLOCKS.length)] : char))
+                .join("");
+
+            setElements((prev) => [...prev.slice(-30),
+            <span className="finale-text" key={crypto.randomUUID()}>
+                {corrupted}
+            </span>
+            ]);
+        }, 10);
+
+        return () => clearInterval(interval);
+    }, [wasCaught]);
+
+    if (!wasCaught) return null;
+
+    return (<>
+        <div className="finale-container">
+            {elements}
+        </div>
+        <div className="scanlines" />
+    </>)
+}

src/app/fear/scene-components/hallway.tsx

@@ -0,0 +1,401 @@
+import { useEffect, useRef, useState } from "react";
+import { FEAR_SETTINGS, fearState } from "../state";
+import { useTexture, PositionalAudio } from "@react-three/drei";
+
+import * as THREE from "three";
+import { useFrame } from "@react-three/fiber";
+import { ShaderPatch } from "../shader-patch";
+
+interface DoorProps {
+    position: [number, number, number];
+    rotation: [number, number, number];
+}
+function Door({ position, rotation }: DoorProps) {
+    const [soundUrl, setSoundUrl] = useState<string | null>(null);
+    const currentSound = useRef<string | null>(null);
+    const steelTex = useTexture('fear/img/steel.png');
+
+    useEffect(() => {
+        const interval = setInterval(() => {
+            if (Math.random() < 0.02) {
+                const chosenSound = Math.random() < 0.5 ? "fear/snd/knock1.mp3" : "fear/snd/knock2.mp3";
+
+                setSoundUrl(chosenSound);
+                currentSound.current = chosenSound;
+            }
+        }, 5000);
+
+        return () => clearInterval(interval);
+    }, []);
+
+    const handleAudioEnded = () => {
+        setSoundUrl(null);
+        currentSound.current = null;
+    };
+
+    return (
+        <group position={position} rotation={rotation}>
+            {/* frame */}
+            <mesh position={[0, 2, -0.1]}>
+                <boxGeometry args={[2.4, 4.0, 0.2, 4, 4, 1]} />
+                <meshStandardMaterial map={steelTex} color="#8d8d8d" onBeforeCompile={ShaderPatch} />
+            </mesh>
+
+            {/* panel */}
+            <mesh position={[0, 1.95, -0.0]}>
+                <boxGeometry args={[2.1, 3.8, 0.1, 4, 4, 1]} />
+                <meshStandardMaterial map={steelTex} color="#4e4a4a" onBeforeCompile={ShaderPatch} />
+            </mesh>
+
+            {/* handle */}
+            <mesh position={[0.75, 1.8, .085]}>
+                <boxGeometry args={[0.3, 0.08, 0.1]} />
+                <meshStandardMaterial map={steelTex} color="#ffffff" onBeforeCompile={ShaderPatch} />
+            </mesh>
+
+            {soundUrl && (
+                <PositionalAudio
+                    url={soundUrl}
+                    distance={25}
+                    loop={false}
+                    autoplay={true}
+                    onEnded={handleAudioEnded}
+                />
+            )}
+        </group>
+    );
+}
+
+export default function Hallway() {
+    const [width, setWidth] = useState(fearState.currentWidth);
+    const [floorTex, wallTex, rustWallTex, rustFloorTex] = useTexture([
+        'fear/img/concrete-floor.png',
+        'fear/img/concrete-wall.png',
+        'fear/img/rust.png',
+        'fear/img/rust.png'
+    ]);
+
+    useEffect(() => {
+        [floorTex, wallTex, rustWallTex, rustFloorTex].forEach((tex) => {
+            tex.wrapS = tex.wrapT = THREE.RepeatWrapping;
+            tex.minFilter = tex.magFilter = THREE.NearestFilter;
+            tex.colorSpace = THREE.SRGBColorSpace;
+        });
+    }, [floorTex, wallTex, rustWallTex, rustFloorTex]);
+
+
+    const segmentPool = [0, 1, 2, 3, 4];
+    const segmentCount = segmentPool.length;
+
+    const lightRefs = useRef<(THREE.PointLight | null)[]>([]);
+    const matRefs = useRef<(THREE.MeshStandardMaterial | null)[]>([]);
+
+    const lightState = useRef<'normal' | 'flickering' | 'dead'>('normal');
+    const stateEndTime = useRef<number>(0);
+    const nextEventTime = useRef<number>(5);
+
+    const segmentsRef = useRef<THREE.Group[]>([]);
+    const wallMaterialsRef = useRef<THREE.MeshStandardMaterial[]>([]);
+    const floorMaterialsRef = useRef<THREE.MeshStandardMaterial[]>([]);
+    const pipeMaterialsRef = useRef<THREE.MeshStandardMaterial[]>([]);
+    const bracketMaterialsRef = useRef<THREE.MeshStandardMaterial[]>([]);
+
+    wallMaterialsRef.current = [];
+    floorMaterialsRef.current = [];
+    pipeMaterialsRef.current = [];
+    bracketMaterialsRef.current = [];
+
+    const [isRustActive, setIsRustActive] = useState(fearState.isRustActive);
+
+    useEffect(() => {
+        const unsubscribe = fearState.subscribe(() => {
+            setWidth(fearState.currentWidth);
+            setIsRustActive(fearState.isRustActive);
+        });
+        return () => unsubscribe();
+    }, []);
+
+    useFrame((state, delta) => {
+        const time = state.clock.elapsedTime;
+
+        /*
+           lights
+        */
+        let intensity1 = 0.85 + Math.sin(time * 2) * 0.03;
+        if (time > nextEventTime.current && lightState.current === 'normal') {
+            lightState.current = 'flickering';
+            stateEndTime.current = time + 1.5 + Math.random() * 2;
+        }
+        if (lightState.current === 'flickering') {
+            if (time > stateEndTime.current) {
+                if (Math.random() > 0.4) {
+                    lightState.current = 'dead';
+                    stateEndTime.current = time + 1.0 + Math.random() * 2.5;
+                } else {
+                    lightState.current = 'normal';
+                    nextEventTime.current = time + 10 + Math.random() * 20;
+                }
+            } else {
+                const baseWave = Math.sin(time * 45) * 0.4 + Math.sin(time * 90) * 0.3;
+                intensity1 = 0.5 + baseWave;
+                if (Math.sin(time * 150) + Math.cos(time * 220) > 1.2) intensity1 *= Math.random() > 0.5 ? 0.0 : 0.15;
+            }
+        }
+        if (lightState.current === 'dead') {
+            if (time > stateEndTime.current) {
+                lightState.current = 'normal';
+                nextEventTime.current = time + 12 + Math.random() * 15;
+            } else {
+                intensity1 = Math.random() > 0.98 ? 0.08 : 0.0;
+            }
+        }
+
+        /*
+            objects
+        */
+        const length = FEAR_SETTINGS.HALLWAY_LENGTH;
+        const playerSegmentZ = Math.floor(state.camera.position.z / length);
+
+        const horizontalTexRepeat = width / FEAR_SETTINGS.HALLWAY_WIDTH;
+        floorTex.repeat.set(horizontalTexRepeat, 10);
+        wallTex.repeat.set(10, 1);
+        rustWallTex.repeat.set(10, 1);
+        rustFloorTex.repeat.set(horizontalTexRepeat, 10);
+
+        floorTex.needsUpdate = true;
+        wallTex.needsUpdate = true;
+        rustWallTex.needsUpdate = true;
+        rustFloorTex.needsUpdate = true;
+
+        let closestPoolIndex = 0;
+        let minDistance = Infinity;
+
+        segmentsRef.current.forEach((segGroup, poolIndex) => {
+            if (!segGroup) return;
+
+            let segmentZIndex = poolIndex - Math.floor(segmentCount / 2) + playerSegmentZ;
+            segGroup.position.z = segmentZIndex * length;
+
+            const distance = Math.abs(segGroup.position.z - state.camera.position.z);
+            if (distance < minDistance) {
+                minDistance = distance;
+                closestPoolIndex = poolIndex;
+            }
+
+            const leftWallGroup = segGroup.getObjectByName("left-wall-group");
+            if (leftWallGroup) leftWallGroup.position.x = -width / 2;
+
+            const rightWallGroup = segGroup.getObjectByName("right-wall-group");
+            if (rightWallGroup) rightWallGroup.position.x = width / 2;
+
+            const floorMesh = segGroup.getObjectByName("floor-mesh");
+            if (floorMesh) floorMesh.scale.x = width / FEAR_SETTINGS.HALLWAY_WIDTH;
+
+            const ceilingMesh = segGroup.getObjectByName("ceiling-mesh");
+            if (ceilingMesh) ceilingMesh.scale.x = width / FEAR_SETTINGS.HALLWAY_WIDTH;
+
+            for (let i = 0; i < 3; i++) {
+                const pipe = segGroup.getObjectByName(`pipe-${i}`);
+                if (pipe) pipe.position.x = -width / 2 + 0.4 + (i * 0.20);
+            }
+            const bracketGroup = segGroup.getObjectByName("brackets-group");
+            if (bracketGroup) {
+                bracketGroup.children.forEach(b => {
+                    b.position.x = -width / 2 + 0.6;
+                });
+            }
+        });
+
+        /*
+            dyn light
+        */
+        segmentPool.forEach((poolIndex) => {
+            const light = lightRefs.current[poolIndex];
+            const mat = matRefs.current[poolIndex];
+
+            if (poolIndex === closestPoolIndex) {
+                if (light) light.intensity = intensity1 * 1.2;
+                if (mat) {
+                    mat.emissiveIntensity = intensity1 * 2.5;
+                    if (lightState.current !== 'normal') mat.emissive.setHSL(0.07, 0.4, Math.min(intensity1, 0.7));
+                    else mat.emissive.setHex(0xa8a1a1);
+                }
+            } else {
+                if (light) light.intensity = 0.9;
+                if (mat) {
+                    mat.emissiveIntensity = 0.8;
+                    mat.emissive.setHex(0xa8a1a1);
+                }
+            }
+        });
+
+        /*
+            materials
+        */
+        const updateMaterials = (materials: THREE.MeshStandardMaterial[], defaultTex: THREE.Texture, targetRustTex: THREE.Texture, activeColor: string, defaultColor: string, activeRough: number, defaultRough: number, activeMetal: number, defaultMetal: number) => {
+            materials.forEach(mat => {
+                if (!mat) return;
+                const targetTex = isRustActive ? targetRustTex : defaultTex;
+                if (mat.map !== targetTex) {
+                    mat.map = targetTex;
+                    mat.needsUpdate = true;
+                }
+                mat.color.set(isRustActive ? activeColor : defaultColor);
+                mat.roughness = isRustActive ? activeRough : defaultRough;
+                mat.metalness = isRustActive ? activeMetal : defaultMetal;
+            });
+        };
+
+        updateMaterials(wallMaterialsRef.current, wallTex, rustWallTex, "#c5c0be", "#ffffff", 0.95, 0.7, 0.05, 0.1);
+        updateMaterials(floorMaterialsRef.current, floorTex, rustFloorTex, "#cabdb9", "#ffffff", 0.95, 0.8, 0.05, 0.2);
+
+        pipeMaterialsRef.current.forEach(mat => {
+            if (!mat) return;
+            mat.color.set(isRustActive ? "#3d1b0f" : "#a5aca8");
+            mat.roughness = isRustActive ? 0.95 : 0.0;
+            mat.metalness = isRustActive ? 0.05 : 0.4;
+        });
+
+        bracketMaterialsRef.current.forEach(mat => {
+            if (!mat) return;
+            mat.color.set(isRustActive ? "#1b0b05" : "#a5aca8");
+            mat.roughness = isRustActive ? 0.95 : 0.0;
+            mat.metalness = isRustActive ? 0.05 : 0.4;
+        });
+    });
+
+    return (
+        <>
+            {segmentPool.map((poolIndex) => (
+                <group
+                    key={poolIndex}
+                    ref={(el) => { if (el) segmentsRef.current[poolIndex] = el; }}
+                    position={[0, 0, 0]}
+                >
+                    {/* lights */}
+                    <group position={[0, FEAR_SETTINGS.HALLWAY_HEIGHT - 0.1, -FEAR_SETTINGS.HALLWAY_LENGTH / 4]}>
+                        <pointLight
+                            ref={(el) => { lightRefs.current[poolIndex] = el; }}
+                            intensity={0.9}
+                            distance={15}
+                            color="#a8a1a1"
+                        />
+                        <mesh position={[0, 0.09, 0]}>
+                            <boxGeometry args={[0.3, 0.01, 0.3]} />
+                            <meshStandardMaterial
+                                ref={(el) => { matRefs.current[poolIndex] = el; }}
+                                color="#111111"
+                                emissive="#a8a1a1"
+                                emissiveIntensity={0.8}
+                                roughness={0.9}
+                                onBeforeCompile={ShaderPatch}
+                            />
+                        </mesh>
+                    </group>
+
+                    {/* floor */}
+                    <mesh
+                        name="floor-mesh"
+                        rotation={[-Math.PI / 2, 0, 0]}
+                        position={[0, 0, -FEAR_SETTINGS.HALLWAY_LENGTH / 2]}
+                    >
+                        <planeGeometry args={[FEAR_SETTINGS.HALLWAY_WIDTH, FEAR_SETTINGS.HALLWAY_LENGTH, 4, 10]} />
+                        <meshStandardMaterial
+                            ref={(el) => { if (el) floorMaterialsRef.current.push(el); }}
+                            map={floorTex}
+                            onBeforeCompile={ShaderPatch}
+                        />
+                    </mesh>
+
+                    {/* ceiling */}
+                    <mesh
+                        name="ceiling-mesh"
+                        rotation={[Math.PI / 2, 0, 0]}
+                        position={[0, FEAR_SETTINGS.HALLWAY_HEIGHT, -FEAR_SETTINGS.HALLWAY_LENGTH / 2]}
+                    >
+                        <planeGeometry args={[FEAR_SETTINGS.HALLWAY_WIDTH, FEAR_SETTINGS.HALLWAY_LENGTH, 4, 10]} />
+                        <meshStandardMaterial
+                            ref={(el) => { if (el) floorMaterialsRef.current.push(el); }}
+                            map={floorTex}
+                            onBeforeCompile={ShaderPatch}
+                        />
+                    </mesh>
+
+                    {/* left wall */}
+                    <group name="left-wall-group">
+                        <mesh rotation={[0, Math.PI / 2, 0]} position={[0, FEAR_SETTINGS.HALLWAY_HEIGHT / 2, -FEAR_SETTINGS.HALLWAY_LENGTH / 2]}>
+                            <planeGeometry args={[FEAR_SETTINGS.HALLWAY_LENGTH, FEAR_SETTINGS.HALLWAY_HEIGHT, 10, 4]} />
+                            <meshStandardMaterial
+                                ref={(el) => { if (el) wallMaterialsRef.current.push(el); }}
+                                map={wallTex}
+                                onBeforeCompile={ShaderPatch}
+                            />
+                        </mesh>
+                        {!isRustActive && (
+                            <>
+                                <Door position={[0.05, 0, -FEAR_SETTINGS.HALLWAY_LENGTH * 0.25]} rotation={[0, Math.PI / 2, 0]} />
+                                <Door position={[0.05, 0, -FEAR_SETTINGS.HALLWAY_LENGTH * 0.85]} rotation={[0, Math.PI / 2, 0]} />
+                            </>
+                        )}
+                    </group>
+
+                    {/* right wall */}
+                    <group name="right-wall-group">
+                        <mesh rotation={[0, -Math.PI / 2, 0]} position={[0, FEAR_SETTINGS.HALLWAY_HEIGHT / 2, -FEAR_SETTINGS.HALLWAY_LENGTH / 2]}>
+                            <planeGeometry args={[FEAR_SETTINGS.HALLWAY_LENGTH, FEAR_SETTINGS.HALLWAY_HEIGHT, 10, 4]} />
+                            <meshStandardMaterial
+                                ref={(el) => { if (el) wallMaterialsRef.current.push(el); }}
+                                map={wallTex}
+                                onBeforeCompile={ShaderPatch}
+                            />
+                        </mesh>
+                        {!isRustActive && (
+                            <Door position={[-0.05, 0, -FEAR_SETTINGS.HALLWAY_LENGTH * 0.65]} rotation={[0, -Math.PI / 2, 0]} />
+                        )}
+                    </group>
+
+                    {/* pipes */}
+                    {Array.from({ length: 3 }).map((_, idx) => (
+                        <mesh
+                            key={idx}
+                            name={`pipe-${idx}`}
+                            rotation={[Math.PI / 2, 0, 0]}
+                            position={[-FEAR_SETTINGS.HALLWAY_WIDTH / 2 + 0.4 + (idx * 0.20), FEAR_SETTINGS.HALLWAY_HEIGHT - 0.2, -FEAR_SETTINGS.HALLWAY_LENGTH / 2]}
+                        >
+                            <cylinderGeometry args={[0.06, 0.06, FEAR_SETTINGS.HALLWAY_LENGTH, 4]} />
+                            <meshStandardMaterial
+                                ref={(el) => el && pipeMaterialsRef.current.push(el)}
+                                color="#a5aca8"
+                                roughness={0.0}
+                                metalness={0.4}
+                                onBeforeCompile={ShaderPatch}
+                            />
+                        </mesh>
+                    ))}
+
+                    {/* brackets */}
+                    <group name="brackets-group">
+                        {Array.from({ length: 5 }).map((_, idx) => {
+                            const zOffset = -(idx * 8 + 4);
+                            return (
+                                <mesh
+                                    key={`bracket-${idx}`}
+                                    position={[-FEAR_SETTINGS.HALLWAY_WIDTH / 2 + 0.6, FEAR_SETTINGS.HALLWAY_HEIGHT - 0.15, zOffset]}
+                                >
+                                    <boxGeometry args={[0.7, 0.3, 0.15]} />
+                                    <meshStandardMaterial
+                                        ref={(el) => el && bracketMaterialsRef.current.push(el)}
+                                        color="#a5aca8"
+                                        roughness={0.0}
+                                        metalness={0.4}
+                                        onBeforeCompile={ShaderPatch}
+                                    />
+                                </mesh>
+                            );
+                        })}
+                    </group>
+                </group>
+            ))}
+        </>
+    );
+}

src/app/fear/scene-components/player.tsx

@@ -0,0 +1,194 @@
+import { useFrame, useThree } from "@react-three/fiber";
+import { useEffect, useRef } from "react";
+import { FEAR_SETTINGS, fearState } from "../state";
+import { PointerLockControls } from "@react-three/drei";
+import * as THREE from "three";
+
+const forward = new THREE.Vector3();
+const side = new THREE.Vector3();
+const viewDirection = new THREE.Vector3();
+const targetDest = new THREE.Vector3();
+
+const playerRoot = new THREE.Vector3(0, FEAR_SETTINGS.PLAYER_HEIGHT, 0);
+const targetVelocity = new THREE.Vector3();
+const currentVelocity = new THREE.Vector3();
+
+function usePlayerControls() {
+    const keys = useRef({ Forward: false, Backward: false, Left: false, Right: false });
+
+    useEffect(() => {
+        const handleKeyDown = (e: KeyboardEvent) => {
+            if (e.code === 'KeyW' || e.code === 'ArrowUp') keys.current.Forward = true;
+            if (e.code === 'KeyS' || e.code === 'ArrowDown') keys.current.Backward = true;
+            if (e.code === 'KeyA' || e.code === 'ArrowLeft') keys.current.Left = true;
+            if (e.code === 'KeyD' || e.code === 'ArrowRight') keys.current.Right = true;
+        };
+
+        const handleKeyUp = (e: KeyboardEvent) => {
+            if (e.code === 'KeyW' || e.code === 'ArrowUp') keys.current.Forward = false;
+            if (e.code === 'KeyS' || e.code === 'ArrowDown') keys.current.Backward = false;
+            if (e.code === 'KeyA' || e.code === 'ArrowLeft') keys.current.Left = false;
+            if (e.code === 'KeyD' || e.code === 'ArrowRight') keys.current.Right = false;
+        };
+
+        window.addEventListener('keydown', handleKeyDown);
+        window.addEventListener('keyup', handleKeyUp);
+
+        return () => {
+            window.removeEventListener('keydown', handleKeyDown);
+            window.removeEventListener('keyup', handleKeyUp);
+        };
+    }, []);
+
+    return keys.current;
+}
+
+export default function Player() {
+    const { camera } = useThree();
+    const controls = usePlayerControls();
+
+    const flashlightRef = useRef<THREE.SpotLight>(null);
+    const movementCounter = useRef<number>(0);
+    const bobIntensity = useRef<number>(0);
+
+    const confirmedSegment = useRef<number>(0);
+    const hasTriggeredThisSegment = useRef<boolean>(false);
+
+    const footstepAudio = useRef<HTMLAudioElement[]>([]);
+    const hasStepped = useRef<boolean>(false);
+
+
+
+    useEffect(() => {
+        playerRoot.set(camera.position.x, FEAR_SETTINGS.PLAYER_HEIGHT, camera.position.z);
+        footstepAudio.current = Array.from({ length: 6 }, (_, i) => {
+            const audio = new Audio(`fear/snd/footstep${i + 1}.mp3`);
+            audio.volume = 0.4;
+            return audio;
+        });
+    }, []);
+
+    const playRandomFootstep = () => {
+        if (footstepAudio.current.length === 0) return;
+
+        const randomIndex = Math.floor(Math.random() * footstepAudio.current.length);
+        const audio = footstepAudio.current[randomIndex];
+
+        audio.currentTime = 0;
+        audio.play().catch((err) => {
+            console.warn("Footstep playback blocked by browser autocomplete/interaction rules.", err);
+        });
+    };
+
+    useFrame((state, delta) => {
+        const dt = Math.min(delta, 0.1);
+
+        camera.getWorldDirection(forward);
+        forward.y = 0;
+        forward.normalize();
+        side.crossVectors(forward, THREE.Object3D.DEFAULT_UP).normalize();
+
+        const moveForward = Number(controls.Forward) - Number(controls.Backward);
+        const moveSide = Number(controls.Right) - Number(controls.Left);
+
+        targetVelocity.set(0, 0, 0);
+        if (moveForward !== 0) targetVelocity.addScaledVector(forward, moveForward);
+        if (moveSide !== 0) targetVelocity.addScaledVector(side, moveSide);
+
+        if (targetVelocity.lengthSq() > 0)
+            targetVelocity.normalize().multiplyScalar(FEAR_SETTINGS.PLAYER_SPEED);
+
+        currentVelocity.lerp(targetVelocity, 10 * dt);
+
+        playerRoot.x += currentVelocity.x * dt;
+        playerRoot.z += currentVelocity.z * dt;
+
+        const minX = -fearState.currentWidth / 2 + FEAR_SETTINGS.WALL_BUFFER;
+        const maxX = fearState.currentWidth / 2 - FEAR_SETTINGS.WALL_BUFFER;
+        playerRoot.x = THREE.MathUtils.clamp(playerRoot.x, minX, maxX);
+
+        const isMoving = controls.Forward || controls.Backward || controls.Left || controls.Right;
+
+        bobIntensity.current = THREE.MathUtils.lerp(bobIntensity.current, isMoving ? 1 : 0, 8 * dt);
+
+        if (isMoving)
+            movementCounter.current += dt * 12;
+
+        const sinWave = Math.sin(movementCounter.current);
+        const moveBobY = sinWave * 0.06 * bobIntensity.current;
+        const moveBobX = Math.cos(movementCounter.current / 2) * 0.04 * bobIntensity.current;
+
+        if (isMoving && sinWave < -0.9) {
+            if (!hasStepped.current) {
+                playRandomFootstep();
+                hasStepped.current = true;
+            }
+        } else if (sinWave > 0) {
+            hasStepped.current = false;
+        }
+
+        const breatheTime = state.clock.elapsedTime * 1.8;
+        const breatheBobY = Math.sin(breatheTime) * 0.03 * (1 - bobIntensity.current * 0.5);
+
+        camera.position.copy(playerRoot);
+        camera.position.y += moveBobY + breatheBobY;
+        camera.position.addScaledVector(side, moveBobX);
+
+        if (flashlightRef.current) {
+            flashlightRef.current.position.lerp(camera.position, 7 * dt);
+            camera.getWorldDirection(viewDirection);
+
+            targetDest
+                .copy(camera.position)
+                .addScaledVector(viewDirection, 10);
+
+            flashlightRef.current.target.position.lerp(targetDest, 12 * dt);
+            flashlightRef.current.target.updateMatrixWorld();
+
+            flashlightRef.current.intensity =
+                FEAR_SETTINGS.FLASHLIGHT_INTENSITY_BASE +
+                Math.sin(state.clock.elapsedTime * 30) * 0.15 * Math.cos(state.clock.elapsedTime * 3);
+        }
+
+        const length = FEAR_SETTINGS.HALLWAY_LENGTH;
+        const absoluteZ = -playerRoot.z;
+        const rawSegmentIndex = Math.floor(absoluteZ / length);
+        const progressZ = ((absoluteZ % length) + length) % length / length;
+
+        if (rawSegmentIndex > confirmedSegment.current && progressZ > 0.25) {
+            if (!hasTriggeredThisSegment.current) {
+                fearState.registerLoop('forward');
+                hasTriggeredThisSegment.current = true;
+            }
+            confirmedSegment.current = rawSegmentIndex;
+        }
+        else if (rawSegmentIndex < confirmedSegment.current && progressZ < 0.75) {
+            if (!hasTriggeredThisSegment.current) {
+                fearState.registerLoop('backward');
+                hasTriggeredThisSegment.current = true;
+            }
+            confirmedSegment.current = rawSegmentIndex;
+        }
+
+        if (rawSegmentIndex === confirmedSegment.current && progressZ > 0.35 && progressZ < 0.65) {
+            hasTriggeredThisSegment.current = false;
+        }
+    });
+
+    return (
+        <>
+            <PointerLockControls />
+            <spotLight
+                ref={flashlightRef}
+                distance={25}
+                angle={0.35}
+                penumbra={0.8}
+                intensity={0}
+                color="#fffaed"
+                decay={2}
+                castShadow
+                shadow-bias={-0.001}
+            />
+        </>
+    );
+}

src/app/fear/shader-patch.ts

@@ -0,0 +1,57 @@
+export function ShaderPatch(shader: { vertexShader: string, fragmentShader: string, uniforms: Object }) {
+    shader.vertexShader = `
+        varying float vDepth;
+        #ifdef USE_MAP
+            varying vec2 vAffineUv;
+        #endif
+        ${shader.vertexShader}
+    `;
+
+    shader.vertexShader = shader.vertexShader.replace(
+        `#include <project_vertex>`,
+        `
+        vec4 mvPosition = modelViewMatrix * vec4( position, 1.0 );
+        gl_Position = projectionMatrix * mvPosition;
+        
+        float precisionModifier = 200.0;
+        gl_Position.xy /= gl_Position.w;
+        gl_Position.xy = floor(gl_Position.xy * precisionModifier) / precisionModifier;
+        gl_Position.xy *= gl_Position.w;
+
+        vDepth = gl_Position.w;
+        
+        #ifdef USE_MAP
+            vAffineUv = vMapUv * gl_Position.w; 
+        #endif
+        `
+    );
+
+    shader.fragmentShader = `
+        varying float vDepth;
+        #ifdef USE_MAP
+            varying vec2 vAffineUv;
+        #endif
+        ${shader.fragmentShader}
+    `;
+
+    shader.fragmentShader = shader.fragmentShader.replace(
+        `#include <map_fragment>`,
+        `
+        #ifdef USE_MAP
+            vec2 flatAffineUV = vAffineUv / max(vDepth, 0.001);
+            
+            vec2 warpDiff = flatAffineUV - vMapUv;
+            float warpDist = length(warpDiff);
+            
+            float maxDistortion = 0.25; 
+            
+            float falloff = maxDistortion / (maxDistortion + warpDist);
+            
+            vec2 finalUV = vMapUv + (warpDiff * falloff);
+            
+            vec4 texelColor = texture2D( map, finalUV );
+            diffuseColor *= texelColor;
+        #endif
+        `
+    );
+}

src/app/fear/state.ts

@@ -0,0 +1,74 @@
+import * as THREE from 'three';
+
+export const FEAR_SETTINGS = {
+    HALLWAY_LENGTH: 40,
+    HALLWAY_WIDTH: 6,
+    HALLWAY_HEIGHT: 5,
+    PLAYER_HEIGHT: 3,
+    PLAYER_SPEED: 4,
+    FLASHLIGHT_INTENSITY_BASE: 8,
+    WALL_BUFFER: 0.6,
+    CREATURE_SPEED: 8,
+
+    EVENT_NARROW_LOOP_COUNT: 2,
+    EVENT_RUST_LOOP_COUNT: 4,
+    EVENT_FINALE_LOOP_COUNT: 5,
+
+    EVENT_FINALE_DURATION: 1,
+
+    TEST_MODE: false
+};
+
+const listeners = new Set<() => void>();
+
+export const fearState = {
+    loopCount: 0,
+    currentWidth: FEAR_SETTINGS.HALLWAY_WIDTH,
+    isRustActive: false,
+    finaleTriggered: false,
+    wasCaught: false,
+    finaleProgression: 0,
+
+    subscribe(listener: () => void) {
+        listeners.add(listener);
+        return () => { listeners.delete(listener); };
+    },
+
+    emit() {
+        listeners.forEach((listener) => listener());
+    },
+
+    update(delta: number) {
+        const targetWidth = this.loopCount >= FEAR_SETTINGS.EVENT_NARROW_LOOP_COUNT ? 2.5 : FEAR_SETTINGS.HALLWAY_WIDTH;
+        const newWidth = THREE.MathUtils.lerp(this.currentWidth, targetWidth, 2 * delta);
+
+        if (Math.abs(this.currentWidth - newWidth) > 0.001) {
+            this.currentWidth = newWidth;
+        }
+
+        if (this.wasCaught) {
+            if (this.finaleProgression < FEAR_SETTINGS.EVENT_FINALE_DURATION) {
+
+                this.finaleProgression = Math.min(this.finaleProgression + delta, FEAR_SETTINGS.EVENT_FINALE_DURATION);
+            } else {
+                window.location.href = '/';
+            }
+        }
+
+        this.emit();
+    },
+
+    registerLoop(direction: 'forward' | 'backward') {
+        this.loopCount += 1;
+
+        this.isRustActive = this.loopCount >= FEAR_SETTINGS.EVENT_RUST_LOOP_COUNT;
+        this.finaleTriggered = this.loopCount >= FEAR_SETTINGS.EVENT_FINALE_LOOP_COUNT;
+
+        this.emit();
+    },
+
+    registerCaught() {
+        this.wasCaught = true;
+        this.emit();
+    }
+};

src/app/layout.tsx

@@ -5,7 +5,7 @@ export const metadata: Metadata = {
 	title: '⛧',
 	// description: '',
 	openGraph: {
-		title: '⛧',
+		// title: '⛧',
 		// description: '',
 		images: [
 			{

src/app/niko/page.tsx

@@ -3,12 +3,14 @@
 import './page.css';
 
 import { Environment, OrbitControls, useProgress } from "@react-three/drei";
-import { Canvas } from '@react-three/fiber';
-import { Bloom, BrightnessContrast, DepthOfField, EffectComposer, HueSaturation, Noise, SMAA, SSAO, Vignette } from '@react-three/postprocessing';
+import { Canvas, useLoader } from '@react-three/fiber';
+import { Bloom, BrightnessContrast, DepthOfField, EffectComposer, HueSaturation, LUT, Noise, SMAA, SSAO, Vignette } from '@react-three/postprocessing';
 import { useLayoutEffect, useState } from "react";
 import { folder, useControls, Leva } from 'leva';
 import SealCube from './scene-components/sealcube';
 import Terrain from './scene-components/terrain';
+import { LUTCubeLoader } from 'three/examples/jsm/Addons.js';
+import { AmbientSound } from './scene-components/ambient-sound';
 
 function Loader() {
   const { progress, active } = useProgress();
@@ -52,24 +54,24 @@ function Scene() {
     grassLODExponent
   } = useControls('Environment', {
     Terrain: folder({
-      terrainDryColor: '#20270a',
-      terrainLushColor: '#0f240f',
+      terrainDryColor: '#232a0c',
+      terrainLushColor: '#142a14',
       chunks: { value: 16, min: 4, max: 24, step: 2 },
       chunkSize: { value: 10.0, min: 5.0, max: 40.0, step: 1.0 },
       resolution: { value: 8.0, min: 4.0, max: 30.0, step: 1.0 },
-      hillScale: { value: 0.1, min: 0.01, max: 0.5, step: 0.01 },
-      hillHeight: { value: 6.0, min: 0.0, max: 20.0, step: 0.5 },
+      hillScale: { value: 0.15, min: 0.01, max: 0.5, step: 0.01 },
+      hillHeight: { value: 4.0, min: 0.0, max: 20.0, step: 0.5 },
       detailScale: { value: 1.0, min: 0.1, max: 5.0, step: 0.1 },
-      detailHeight: { value: 0.2, min: 0.0, max: 2.0, step: 0.05 },
+      detailHeight: { value: 0.3, min: 0.0, max: 2.0, step: 0.05 },
     }),
     Grass: folder({
       grassDryColor: '#495a17',
       grassLushColor: '#255825',
       grassCount: { value: 8000, min: 1000, max: 30000, step: 500 },
-      grassSize: { value: 0.65, min: 0.1, max: 2.0, step: 0.05 },
+      grassSize: { value: 0.85, min: 0.1, max: 2.0, step: 0.05 },
       grassLOD: { value: 60, min: 10, max: 200, step: 5 },
-      grassBlades: { value: 3, min: 1, max: 4, step: 1 },
-      grassSegments: { value: 3, min: 1, max: 5, step: 1 },
+      grassBlades: { value: 3, min: 1, max: 5, step: 1 },
+      grassSegments: { value: 4, min: 1, max: 5, step: 1 },
       grassLODStart: { value: 0.15, min: 0.0, max: 0.9, step: 0.05 },
       grassLODExponent: { value: 1.8, min: 0.5, max: 3.0, step: 0.1 },
     })
@@ -78,11 +80,17 @@ function Scene() {
   return (<>
     <Environment
       files={'niko/hdr/sky.hdr'}
-      environmentIntensity={1}
+      environmentIntensity={0.85}
       background
     />
 
-    <fogExp2 attach='fog' args={[0x9a9a9a, 0.01]} />
+    <fogExp2 attach='fog' args={[0xa3a5ba, 0.0125]} />
+
+    <ambientLight intensity={0.5} />
+    <directionalLight
+      position={[15, 25, 15]}
+      intensity={1}
+    />
 
     <Terrain
       chunks={chunks}
@@ -110,19 +118,25 @@ function Scene() {
   </>)
 }
 
+function LutEffect() {
+  const lutTexture = useLoader(LUTCubeLoader, 'niko/lut/Landscape6.cube');
+  return <LUT lut={lutTexture.texture3D} />;
+}
+
 function PostProcessing() {
   return (<EffectComposer>
     <DepthOfField target={[0, 3, 0]} focalLength={10} bokehScale={5} />
     <Vignette />
     <Noise opacity={0.05} />
     <Bloom
-      intensity={2}
-      luminanceThreshold={0.5}
-      luminanceSmoothing={0.1}
+      intensity={0.8}
+      luminanceThreshold={0.4}
+      luminanceSmoothing={0.5}
     />
     <SMAA />
-    <HueSaturation saturation={0.1} />
+    <HueSaturation saturation={0.3} />
     <BrightnessContrast brightness={0.05} contrast={-0.1} />
+    <LutEffect />
   </EffectComposer>)
 }
 
@@ -137,24 +151,21 @@ export default function Seal() {
       <Canvas
         shadows
         camera={{ position: [0, 5, 15], fov: 50, far: 100 }}
-        gl={{ antialias: true }}
+        gl={{ antialias: false, powerPreference: "high-performance" }}
         className='canvas'
       >
+        <AmbientSound url="niko/snd/wind.mp3" volume={0.4} />
+        <AmbientSound url="niko/snd/birds.mp3" volume={0.1} />
+
         <Scene />
         <PostProcessing />
 
-        <Environment
-          files={'niko/hdr/sky.hdr'}
-          environmentIntensity={1}
-          background
-        />
-
         <OrbitControls
           target={[0, 3, 0]}
           enablePan={false}
           makeDefault
           minDistance={2}
-          maxDistance={10}
+          maxDistance={6}
         />
       </Canvas>
     </>

src/app/niko/scene-components/ambient-sound.tsx

@@ -0,0 +1,43 @@
+import { useEffect, useRef } from 'react'
+
+interface AmbientSoundProps {
+    url: string
+    volume?: number
+}
+
+export function AmbientSound({ url, volume = 0.5 }: AmbientSoundProps) {
+    const audioRef = useRef<HTMLAudioElement | null>(null)
+
+    useEffect(() => {
+        const audio = new Audio(url)
+        audio.loop = true
+        audio.volume = volume
+        audioRef.current = audio
+
+        const startAudio = () => {
+            audio.play().catch((err) => {
+                console.warn('Autoplay blocked. Waiting for user interaction.', err)
+            })
+        }
+
+        startAudio()
+
+        window.addEventListener('click', startAudio, { once: true })
+        window.addEventListener('keydown', startAudio, { once: true })
+
+        return () => {
+            window.removeEventListener('click', startAudio)
+            window.removeEventListener('keydown', startAudio)
+            audio.pause()
+            audioRef.current = null
+        }
+    }, [url])
+
+    useEffect(() => {
+        if (audioRef.current) {
+            audioRef.current.volume = volume
+        }
+    }, [volume])
+
+    return null
+}

src/app/niko/scene-components/grass.tsx

@@ -7,27 +7,27 @@ import grassVert from './shaders/grass.vert';
 import grassFrag from './shaders/grass.frag';
 
 interface GrassProps {
-    x: number;
-    y: number;
-    size: number;
-    count: number;
-    grassSize: number;
-    scale: number;
-    hillScale: number;
-    hillHeight: number;
-    detailScale: number;
-    detailHeight: number;
-    noise2D: (x: number, y: number) => number;
-    grassLOD: number;
-    dryColor: string;
-    lushColor: string;
-    grassBlades?: number;
-    grassSegments?: number;
-    grassLODStart?: number;
-    grassLODExponent?: number;
+	x: number;
+	y: number;
+	size: number;
+	count: number;
+	grassSize: number;
+	scale: number;
+	hillScale: number;
+	hillHeight: number;
+	detailScale: number;
+	detailHeight: number;
+	noise2D: (x: number, y: number) => number;
+	grassLOD: number;
+	dryColor: string;
+	lushColor: string;
+	grassBlades?: number;
+	grassSegments?: number;
+	grassLODStart?: number;
+	grassLODExponent?: number;
 }
 
-export default function({
+export default function Grass({
 	x,
 	y,
 	size,
@@ -173,24 +173,27 @@ export default function({
 			dummy.rotation.x = (Math.random() - 0.5) * 0.2;
 			dummy.rotation.z = (Math.random() - 0.5) * 0.2;
 
-			const baseScale = grassSize + Math.random() * grassSize * 0.5;
-			const heightMult = 0.5 + Math.random() * 1.0;
-			dummy.scale.set(baseScale, baseScale * heightMult, baseScale);
+			const noiseVal = noise2D(globalX * 0.02, globalZ * 0.02);
+			const t = (noiseVal + 1) / 2;
+			const randomInternal = (Math.random() - 0.5) * 0.2;
+			const finalT = Math.max(0, Math.min(1, t + randomInternal));
+			color.lerpColors(dryColorObj, lushColorObj, finalT);
+			meshRef.current.setColorAt(instanceIndex, color);
+
+			const heightNoise = noise2D(globalX * 0.08, globalZ * 0.08);
+			const macroHeight = (heightNoise + 1.0) * 0.5; // 0..1
+			const microNoise = noise2D(globalX * 0.3, globalZ * 0.3);
+			const microHeight = (microNoise + 1.0) * 0.25; // 0..0.5
+			const perBladeRandom = Math.random() * 0.4;
+
+			const grassWidth = grassSize * (0.7 + Math.random() * 0.5);
+			const grassHeight = grassSize * (0.4 + macroHeight * 0.8 + microHeight + perBladeRandom);
+
+			dummy.scale.set(grassWidth, grassHeight, grassWidth);
 
 			dummy.updateMatrix();
 			meshRef.current.setMatrixAt(instanceIndex, dummy.matrix);
 
-			const noiseVal = noise2D(globalX * 0.02, globalZ * 0.02);
-
-			const t = (noiseVal + 1) / 2;
-
-			const randomInternal = (Math.random() - 0.5) * 0.2;
-			const finalT = Math.max(0, Math.min(1, t + randomInternal));
-
-			color.lerpColors(dryColorObj, lushColorObj, finalT);
-
-			meshRef.current.setColorAt(instanceIndex, color);
-
 			instanceIndex++;
 		}
 		meshRef.current.count = instanceIndex;
@@ -222,62 +225,61 @@ export default function({
 			shader.uniforms.uTime = { value: 0 };
 
 			shader.vertexShader = `
-			uniform float uTime;
-			varying vec2 vGrassUv;
-			
-			float hash(vec2 p) {
-				return fract(sin(dot(p, vec2(127.1, 311.7))) * 43758.5453);
-			}
-			
-			float noise(vec2 p) {
-				vec2 i = floor(p);
-				vec2 f = fract(p);
-				f = f * f * (3.0 - 2.0 * f);
-				
-				float a = hash(i);
-				float b = hash(i + vec2(1.0, 0.0));
-				float c = hash(i + vec2(0.0, 1.0));
-				float d = hash(i + vec2(1.0, 1.0));
-				
-				return mix(mix(a, b, f.x), mix(c, d, f.x), f.y);
-			}
-			
-			float fbm(vec2 p) {
-				float value = 0.0;
-				float amplitude = 0.5;
-				float frequency = 1.0;
-				
-				for(int i = 0; i < 4; i++) {
-					value += amplitude * noise(p * frequency);
-					frequency *= 2.0;
-					amplitude *= 0.5;
-				}
-				
-				return value;
-			}
-			
-			${shader.vertexShader}
-		`;
+            uniform float uTime;
+            varying vec2 vGrassUv;
+            varying vec3 vWorldPos;
+            
+            float hash(vec2 p) {
+                return fract(sin(dot(p, vec2(127.1, 311.7))) * 43758.5453);
+            }
+            
+            float noise(vec2 p) {
+                vec2 i = floor(p);
+                vec2 f = fract(p);
+                f = f * f * (3.0 - 2.0 * f);
+                float a = hash(i);
+                float b = hash(i + vec2(1.0, 0.0));
+                float c = hash(i + vec2(0.0, 1.0));
+                float d = hash(i + vec2(1.0, 1.0));
+                return mix(mix(a, b, f.x), mix(c, d, f.x), f.y);
+            }
+            
+            float fbm(vec2 p) {
+                float value = 0.0;
+                float amplitude = 0.5;
+                float frequency = 1.0;
+                for(int i = 0; i < 4; i++) {
+                    value += amplitude * noise(p * frequency);
+                    frequency *= 2.0;
+                    amplitude *= 0.5;
+                }
+                return value;
+            }
+            
+            ${shader.vertexShader}
+        `;
+
 			shader.vertexShader = shader.vertexShader.replace(
 				'#include <begin_vertex>',
 				`
-			#include <begin_vertex>
-			vGrassUv = uv;
-			${grassVert}
-			`
+            #include <begin_vertex>
+            ${grassVert}
+            `
 			);
 
 			shader.fragmentShader = `
-			uniform float uTime;
-			varying vec2 vGrassUv;
-			${shader.fragmentShader}
-		`;
+            uniform float uTime;
+            varying vec2 vGrassUv;
+            varying vec3 vWorldPos;
+            ${shader.fragmentShader}
+        `;
+
 			shader.fragmentShader = shader.fragmentShader.replace(
 				'#include <color_fragment>',
 				`
-			#include <color_fragment>
-			${grassFrag}
-			`
+            #include <color_fragment>
+            ${grassFrag}
+            `
 			);
 
 			if (materialRef.current) {

src/app/niko/scene-components/sealcube.tsx

@@ -12,13 +12,19 @@ const SealCube = forwardRef<Mesh>((props, ref) => {
         if (meshRef.current) {
             meshRef.current.rotation.x += delta * 0.5;
             meshRef.current.rotation.y += delta * 0.5;
+            meshRef.current.position.y = 3 + Math.sin(state.clock.getElapsedTime() * 1) * 0.15;
         }
     });
 
     return (
         <mesh ref={meshRef} position={[0, 3, 0]} castShadow receiveShadow>
             <boxGeometry args={[0.85, 0.85, 0.85]} />
-            <meshBasicMaterial map={texture} depthWrite={true} />
+            <meshStandardMaterial
+                map={texture}
+                roughness={0.4}
+                metalness={0.1}
+                envMapIntensity={1.2}
+            />
         </mesh>
     );
 });

src/app/niko/scene-components/shaders/grass.frag

@@ -1,13 +1,31 @@
 float ao = smoothstep(0.0, 0.7, vGrassUv.y);
-ao = mix(0.05, 1.0, ao);
+ao = mix(0.05, 1.0, pow(ao, 1.6));
 
-vec3 rootColor = diffuseColor.rgb * 0.4;
-vec3 tipColor = diffuseColor.rgb * 1.5;
+vec3 rootColor = diffuseColor.rgb * 0.15;
+vec3 midColor = diffuseColor.rgb;
+vec3 tipColor = diffuseColor.rgb * 1.3 + vec3(0.06, 0.08, 0.0);
 
-vec3 grassColor = mix(rootColor, tipColor, vGrassUv.y);
-grassColor *= ao;
+float heightParam = vGrassUv.y;
+vec3 grassColor;
+if (heightParam < 0.4) {
+    float t = smoothstep(0.0, 0.4, heightParam);
+    grassColor = mix(rootColor, midColor, t);
+} else {
+    float t = smoothstep(0.4, 1.0, heightParam);
+    grassColor = mix(midColor, tipColor, t);
+}
 
-float translucency = pow(vGrassUv.y, 2.0) * 0.5;
-grassColor += diffuseColor.rgb * translucency;
+vec3 viewDir = normalize(cameraPosition - vWorldPos);
+vec3 lightDir = normalize(vec3(15.0, 25.0, 15.0));
 
-diffuseColor.rgb = grassColor;
+float VdotL = max(0.0, dot(viewDir, -lightDir));
+float sss = pow(VdotL, 3.0) * smoothstep(0.2, 0.9, vGrassUv.y);
+
+vec3 sssColor = diffuseColor.rgb * vec3(0.6, 1.0, 0.15) * 1.8;
+grassColor += sssColor * sss * 2.0;
+
+float NdotV = 1.0 - max(0.0, dot(normalize(vNormal), viewDir));
+float rim = pow(NdotV, 3.0) * smoothstep(0.3, 1.0, vGrassUv.y) * 0.15;
+grassColor += vec3(0.3, 0.5, 0.1) * rim;
+
+diffuseColor.rgb = grassColor * ao;

src/app/niko/scene-components/shaders/grass.vert

@@ -1,3 +1,5 @@
+vGrassUv = uv;
+
 vec4 worldPos = modelMatrix * instanceMatrix * vec4(0.0, 0.0, 0.0, 1.0);
 float gx = worldPos.x;
 float gz = worldPos.z;
@@ -19,19 +21,32 @@ float spring = sin(uTime * 2.0 + phase) * 0.06 + sin(uTime * 4.5 + phase * 1.5)
 float angleNoise = fbm(windSamplePos * 2.0 + uTime * 0.1) - 0.5;
 vec2 windDir = normalize(mainWindDir + vec2(-mainWindDir.y, mainWindDir.x) * angleNoise * 0.4);
 
-float taperFactor = pow(uv.y, 4.0);
-float taper = 1.0 - taperFactor * 0.6;
+// taper (fade)
+float taperFactor = uv.y * uv.y * uv.y;
+float taper = 1.0 - taperFactor * 0.85;
 transformed.x *= taper;
 transformed.z *= taper;
 
+// curve
 float curveVal = fbm(vec2(gx, gz) * 0.5);
-float curveStrength = 2.0 + curveVal * 2.0; 
+float curveStrength = 1.5 + curveVal * 2.5; 
 float curveAmount = uv.y * uv.y * curveStrength; 
 vec2 curveDir = normalize(vec2(curveVal, fbm(vec2(gz, gx))) - 0.5);
-transformed.x += curveAmount * curveDir.x * 0.5;
-transformed.z += curveAmount * curveDir.y * 0.5;
+transformed.x += curveAmount * curveDir.x * 0.4;
+transformed.z += curveAmount * curveDir.y * 0.4;
 
+// sway
 float swayAmount = (totalWind + spring) * uv.y * uv.y;
 transformed.x += swayAmount * windDir.x;
 transformed.z += swayAmount * windDir.y;
-transformed.y -= abs(swayAmount) * 0.2;
+transformed.y -= abs(swayAmount) * 0.2;
+
+// normal comp
+vec2 totalBend = curveDir * curveAmount * 0.4 + windDir * swayAmount;
+float bendMag = length(totalBend);
+vec3 bentNormal = normalize(vec3(-totalBend.x * 0.5, 1.0, -totalBend.y * 0.5));
+
+// normal mix
+objectNormal = normalize(mix(vec3(0.0, 1.0, 0.0), bentNormal, uv.y));
+
+vWorldPos = (modelMatrix * instanceMatrix * vec4(transformed, 1.0)).xyz;

src/app/niko/scene-components/terrain.tsx

@@ -214,7 +214,7 @@ interface TerrainProps {
 	grassLODStart?: number;
 	grassLODExponent?: number;
 }
-export default function({
+export default function Terrain({
 	chunks = 5,
 	chunkSize = 10,
 	resolution = 8,

src/app/page.tsx

@@ -29,7 +29,7 @@ function Content() {
 		<>
 			<div className="main-frame">
 				<a href="/niko" className="decorative-sparkle" title="✧" style={{ left: '10px' }}>✧</a>
-				<a href="/img/boom.gif" className="decorative-sparkle" title="✧" style={{ right: '10px' }}>✧</a>
+				<a href="/fear" className="decorative-sparkle" title="✧" style={{ right: '10px' }}>✧</a>
 
 				<header>
 					<h1>neru</h1>