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html

<div id="root" class="font-size-14">
  <main>
    <div class="grid">
      <div class="control-container">
        <div class="dot-control" id="brightness-control">
          <canvas id="brightness-canvas"></canvas>
        </div>
        <div class="control-label">Brightness</div>
        <div class="control-value" id="brightness-display">0%</div>
      </div>

<div class="control-container">
        <div class="dot-control" id="volume-control">
          <canvas id="volume-canvas"></canvas>
        </div>
        <div class="control-label">Volume</div>
        <div class="control-value" id="volume-display">0%</div>
      </div>

<div class="title-container">
    <p>The Shape of Absence</p>
    <p>Music by myself aka LXSTNGHT</p>
  </div>
  <div class="mode-display">
    <span class="mode-indicator"></span>
    <p id="mode-text">DARK MODE</p>
  </div>
  <div class="quote-container">
    <p>Silence gives form to sound as darkness gives form to light.</p>
  </div>
  <div class="credits">
    <p>Original Idea by Jon Kantner</p>
  </div>
  <audio id="audio-player" autoplay loop>
    <source src="https://m701.music.126.net/20250603195226/1b61fae02b9740b542c82d8ef4c16a88/jdymusic/obj/wo3DlMOGwrbDjj7DisKw/28481681948/28fb/4722/d726/f796c3281e1e45566d10b8b377697b6e.mp3?vuutv=iOfufzhpQxZl6J/hdctyjjAfqiaL0ntrxD3rWFYDzskX9rTqG8qBibs7XbHngSKma9+geJYE74H5wySXKUry9VCQg98UgtXNGPoZGSZIL34=" type="audio/mp3">
  </audio>
</div>

css

@import url("https://fonts.cdnfonts.com/css/thegoodmonolith");
@import url("https://fonts.cdnfonts.com/css/pp-neue-montreal");

:root {
  --hue: 223;
  --sat: 10%;
  --pixel-size: 0.5em;
  --control-width: 10.5em;
  --control-height: 22em;
  --transition-medium: 0.3s ease;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

[data-theme="light"] {
  --bg: hsl(var(--hue), var(--sat), 95%);
  --fg: hsl(var(--hue), var(--sat), 15%);
  --accent: hsl(0, 80%, 55%);
  --dot-bg-color: #222;
  --dot-fg-color: #fff;
  --bg-pattern-color: rgba(0, 0, 0, 0.07);
}

[data-theme="dark"] {
  --bg: #000000;
  --fg: #ffffff;
  --accent: hsl(0, 80%, 55%);
  --dot-bg-color: #333;
  --dot-fg-color: #ffffff;
  --bg-pattern-color: rgba(255, 255, 255, 0.15);
}

body,
input {
  font-family: "TheGoodMonolith", sans-serif;
}

body {
  background-color: var(--bg);
  color: var(--fg);
  display: flex;
  height: 100vh;
  transition: background-color 0.3s ease, color 0.3s ease;
  font-size: 12px;
  position: relative;
  overflow: hidden;
}

main {
  display: flex;
  overflow-x: hidden;
  padding: 1.5em 0;
  width: 100vw;
  height: 100vh;
  position: relative;
  z-index: 1;
}

.grid {
  display: grid;
  gap: 1.5em;
  grid-template-columns: repeat(3, 1fr);
  margin: auto;
}

.control-container {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.dot-control {
  position: relative;
  width: var(--control-width);
  height: var(--control-height);
  margin: auto;
  cursor: pointer;
}

.dot-control:hover {
  /* Remove this transform rule */
}

canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.control-label {
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 0.8rem;
  color: var(--fg);
  transition: color 0.5s ease;
}

.control-value {
  margin-top: 0.2rem;
  color: var(--accent);
  transition: color 0.5s ease;
}

/* Font size classes - ONLY affect text, not layout */
.font-size-10 .title-container,
.font-size-10 .mode-display,
.font-size-10 .quote-container,
.font-size-10 .credits,
.font-size-10 .control-label,
.font-size-10 .control-value {
  font-size: 10px;
}

.font-size-12 .title-container,
.font-size-12 .mode-display,
.font-size-12 .quote-container,
.font-size-12 .credits,
.font-size-12 .control-label,
.font-size-12 .control-value {
  font-size: 12px;
}

.font-size-14 .title-container,
.font-size-14 .mode-display,
.font-size-14 .quote-container,
.font-size-14 .credits,
.font-size-14 .control-label,
.font-size-14 .control-value {
  font-size: 14px;
}

.font-size-16 .title-container,
.font-size-16 .mode-display,
.font-size-16 .quote-container,
.font-size-16 .credits,
.font-size-16 .control-label,
.font-size-16 .control-value {
  font-size: 16px;
}

.font-size-18 .title-container,
.font-size-18 .mode-display,
.font-size-18 .quote-container,
.font-size-18 .credits,
.font-size-18 .control-label,
.font-size-18 .control-value {
  font-size: 18px;
}

.font-size-20 .title-container,
.font-size-20 .mode-display,
.font-size-20 .quote-container,
.font-size-20 .credits,
.font-size-20 .control-label,
.font-size-20 .control-value {
  font-size: 20px;
}

.font-size-22 .title-container,
.font-size-22 .mode-display,
.font-size-22 .quote-container,
.font-size-22 .credits,
.font-size-22 .control-label,
.font-size-22 .control-value {
  font-size: 22px;
}

.title-container,
.mode-display,
.quote-container,
.credits,
.control-label,
.control-value {
  transition: font-size 0.3s ease;
}

.title-container {
  position: fixed;
  top: 2rem;
  left: 2rem;
  letter-spacing: 1px;
  color: var(--fg);
  transition: color 0.3s ease, font-size 0.3s ease;
  z-index: 10;
}

.mode-display {
  position: fixed;
  top: 2rem;
  right: 2rem;
  letter-spacing: 1px;
  color: var(--fg);
  transition: color 0.3s ease, font-size 0.3s ease;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  z-index: 10;
}

.mode-indicator {
  display: inline-block;
  width: 0.6em;
  height: 0.6em;
  border-radius: 50%;
  background-color: var(--fg);
  transition: background-color 0.3s ease;
}

.quote-container {
  position: fixed;
  bottom: 2rem;
  left: 2rem;
  letter-spacing: 1px;
  color: var(--fg);
  transition: color 0.3s ease, font-size 0.3s ease;
  z-index: 10;
}

.credits {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  letter-spacing: 1px;
  color: var(--fg);
  transition: color 0.3s ease, font-size 0.3s ease;
  text-align: right;
  z-index: 10;
}

/* New link hover effect */
a {
  position: relative;
  cursor: pointer;
  color: var(--fg);
  padding: 0;
  display: inline-block;
  z-index: 10;
  /* Increase z-index to ensure links are clickable */
  text-decoration: none;
  font-weight: 700;
  transition: color var(--transition-medium);
}

a::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 100%;
  background-color: var(--fg);
  z-index: -1;
  /* Set back to -1 */
  transition: width 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

a:hover::after {
  width: 100%;
}

a:hover {
  color: var(--bg);
  mix-blend-mode: difference;
}

JavaScript

function startDrag(e) {
      e.preventDefault();
      isDragging = true;
      // Add event listeners for drag and end events
      document.addEventListener("mousemove", drag);
      document.addEventListener("touchmove", drag, {
        passive: false
      });
      document.addEventListener("mouseup", endDrag);
      document.addEventListener("touchend", endDrag);
      // Initial update based on click/touch position
      updateFromPosition(e);
    }

function drag(e) {
      if (!isDragging) return;
      e.preventDefault();
      updateFromPosition(e);
    }

function endDrag() {
      isDragging = false;
      document.removeEventListener("mousemove", drag);
      document.removeEventListener("touchmove", drag);
      document.removeEventListener("mouseup", endDrag);
      document.removeEventListener("touchend", endDrag);
    }

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