record-player 0.1.0

Standalone Bitneedle record player, acoustic scratch engine, and browser command protocol
Documentation 
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:root {
  color-scheme: light;
  font-family: Arial, Helvetica, sans-serif;
  background: #f00020;
  color: #050505;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
}

button,
input {
  font: inherit;
}

.player-shell {
  min-height: 100vh;
  display: grid;
  grid-template-rows: auto 1fr;
  padding: 18px;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.deck {
  width: min(92vw, 720px);
  margin: auto;
  display: grid;
  gap: 24px;
  justify-items: center;
}

.platter {
  width: min(72vw, 520px);
  aspect-ratio: 1;
  border: 2px solid #050505;
  border-radius: 50%;
  background:
    repeating-radial-gradient(
      circle,
      transparent 0 8px,
      rgba(5, 5, 5, 0.16) 8.5px 9.5px
    );
  color: #050505;
  display: grid;
  place-items: center;
  touch-action: none;
  cursor: grab;
  transform: rotate(var(--rotation, 0deg));
}

.platter:active {
  cursor: grabbing;
}

.label {
  width: 34%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: transparent;
  border: 1px solid rgba(5, 5, 5, 0.28);
  display: grid;
  place-items: center;
  font-weight: 900;
  font-size: clamp(12px, 3vw, 24px);
}

.transport {
  width: 100%;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

button {
  min-height: 48px;
  border: 1px solid #050505;
  background: transparent;
  font-weight: 900;
}

button:disabled {
  opacity: 0.38;
}

.timeline {
  width: 100%;
  display: grid;
  gap: 8px;
  font-size: 12px;
  font-weight: 900;
}

.timeline input {
  width: 100%;
}

output {
  width: 100%;
  min-height: 1.4em;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 12px;
}

.platter img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
  pointer-events: none;
}

.platter:has(img[src]) .label {
  display: none;
}

.metadata {
  display: grid;
  gap: 0.35rem;
  margin: 0;
  width: 100%;
}

.metadata[hidden] {
  display: none;
}

.metadata div {
  display: grid;
  grid-template-columns: 7rem 1fr;
  gap: 1rem;
}

.metadata dt,
.metadata dd {
  margin: 0;
}

.rpm-controls {
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 8px;
  align-items: center;
}

.rpm-controls span {
  font-size: 12px;
  font-weight: 900;
}

.rpm-controls button.selected {
  background: #050505;
  color: #f00020;
}

#player-canvas {
  width: min(94vw, 820px);
  height: min(92vh, 900px);
  display: block;
  touch-action: none;
  cursor: crosshair;
}

.legacy-platter[hidden] {
  display: none;
}

.fallback-controls {
  max-width: 720px;
}