#acid-loop-app *,
#acid-loop-app *::before,
#acid-loop-app *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

#acid-loop-app {
  --acid: #f0ff00;
  --cyan: #00ffff;
  --magenta: #ff00ff;
  --bg: #000;
  --dim: #999;
  background: var(--bg);
  color: var(--acid);
  font-family: "Share Tech Mono", "Courier New", monospace;
  font-size: 16px;
  text-transform: uppercase;
  position: relative;
  overflow: hidden;
  border-radius: 4px;
}

#acid-loop-app::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.15) 2px,
    rgba(0, 0, 0, 0.15) 4px
  );
}

#acid-loop-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 20px 10px 40px;
  gap: 18px;
  max-width: 900px;
  margin: 0 auto;
}

#acid-loop-app #acid-logo {
  display: block;
  width: 130px;
  height: auto;
  margin: 0 auto;
  filter: drop-shadow(0 0 10px var(--acid)) drop-shadow(0 0 25px rgba(240, 255, 0, 0.4));
}

#acid-loop-app h1 {
  font-size: 1.6rem;
  letter-spacing: 0.3em;
  color: var(--acid);
  text-shadow: 0 0 10px var(--acid), 0 0 30px rgba(240, 255, 0, 0.3);
  text-align: center;
  font-family: "Share Tech Mono", "Courier New", monospace;
}

#acid-transport {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  justify-content: center;
}

#acid-playBtn {
  background: none;
  border: 2px solid var(--acid);
  color: var(--acid);
  font-family: "Share Tech Mono", "Courier New", monospace;
  font-size: 1rem;
  text-transform: uppercase;
  padding: 8px 24px;
  cursor: pointer;
  letter-spacing: 0.15em;
  transition: all 0.15s;
}
#acid-playBtn:hover,
#acid-playBtn.active {
  background: var(--acid);
  color: #000;
  box-shadow: 0 0 15px var(--acid);
}

#acid-visualContainer {
  position: relative;
  width: 360px;
  height: 360px;
}
#acid-ringsSvg {
  width: 100%;
  height: 100%;
}

#acid-controls {
  width: 100%;
  max-width: 720px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

#acid-loop-app .track-row {
  display: grid;
  grid-template-columns: 36px 1fr 32px 1fr 32px 1fr 32px;
  align-items: center;
  gap: 4px;
  padding: 4px 6px;
  border: 1px solid #222;
  border-radius: 3px;
}
#acid-loop-app .track-row.header {
  border: none;
  padding-bottom: 0;
  font-size: 0.65rem;
  color: #999;
}
#acid-loop-app .track-row .label {
  font-size: 0.8rem;
  color: var(--acid);
  white-space: nowrap;
  overflow: hidden;
}

#acid-loop-app .track-row input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  background: #222;
  border-radius: 3px;
  outline: none;
}
#acid-loop-app .track-row input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--acid);
  cursor: pointer;
  box-shadow: 0 0 6px var(--acid);
}
#acid-loop-app .track-row input[type="range"]::-moz-range-thumb {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--acid);
  cursor: pointer;
  border: none;
}

#acid-loop-app .track-row input[type="number"] {
  width: 32px;
  background: #111;
  border: 1px solid #333;
  color: var(--acid);
  font-family: "Share Tech Mono", "Courier New", monospace;
  font-size: 0.75rem;
  text-align: center;
  padding: 2px;
  border-radius: 2px;
}
#acid-loop-app .track-row input[type="number"]:focus {
  border-color: var(--cyan);
  outline: none;
}

#acid-loop-app .mute-btn {
  background: none;
  border: 1px solid var(--dim);
  color: var(--dim);
  font-family: "Share Tech Mono", "Courier New", monospace;
  font-size: 0.6rem;
  padding: 2px 4px;
  cursor: pointer;
  text-transform: uppercase;
  border-radius: 2px;
  transition: all 0.1s;
  margin-top: 4px;
  letter-spacing: 0.05em;
}
#acid-loop-app .mute-btn.muted {
  border-color: var(--magenta);
  color: var(--magenta);
  text-shadow: 0 0 6px var(--magenta);
}

#acid-knobs303 {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
  padding: 10px;
  border: 1px solid #222;
  border-radius: 3px;
}
#acid-loop-app .knob-group {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}
#acid-loop-app .knob-group label {
  font-size: 0.75rem;
  color: var(--cyan);
  letter-spacing: 0.1em;
  font-family: "Share Tech Mono", "Courier New", monospace;
}
#acid-loop-app .knob-group input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100px;
  height: 6px;
  background: #222;
  border-radius: 3px;
  outline: none;
}
#acid-loop-app .knob-group input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--cyan);
  cursor: pointer;
  box-shadow: 0 0 6px var(--cyan);
}
#acid-loop-app .knob-group input[type="range"]::-moz-range-thumb {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--cyan);
  cursor: pointer;
  border: none;
}
#acid-loop-app .knob-group input[type="number"] {
  width: 38px;
  background: #111;
  border: 1px solid #333;
  color: var(--cyan);
  font-family: "Share Tech Mono", "Courier New", monospace;
  font-size: 0.75rem;
  text-align: center;
  padding: 2px;
  border-radius: 2px;
}
#acid-loop-app .knob-row {
  display: flex;
  align-items: center;
  gap: 3px;
}
#acid-loop-app .knob-row select {
  background: #111;
  border: 1px solid #333;
  color: var(--cyan);
  font-family: "Share Tech Mono", "Courier New", monospace;
  font-size: 0.6rem;
  text-transform: uppercase;
  padding: 1px 2px;
  border-radius: 2px;
  cursor: pointer;
  outline: none;
}
#acid-loop-app .knob-row select:focus {
  border-color: var(--cyan);
}
#acid-loop-app .knob-row select.lfo-wave {
  width: 38px;
}
#acid-loop-app .knob-row select.lfo-dur {
  width: 34px;
}

#acid-bpmGroup {
  display: flex;
  align-items: center;
  gap: 8px;
}
#acid-bpmGroup label {
  font-size: 0.85rem;
  font-family: "Share Tech Mono", "Courier New", monospace;
}
#acid-bpmGroup input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 120px;
  height: 6px;
  background: #222;
  border-radius: 3px;
}
#acid-bpmGroup input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--acid);
  cursor: pointer;
}
#acid-bpmGroup input[type="range"]::-moz-range-thumb {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--acid);
  cursor: pointer;
  border: none;
}
#acid-bpmGroup input[type="number"] {
  width: 50px;
  background: #111;
  border: 1px solid #333;
  color: var(--acid);
  font-family: "Share Tech Mono", "Courier New", monospace;
  font-size: 0.85rem;
  text-align: center;
  padding: 2px;
  border-radius: 2px;
}

#acid-mixer {
  display: flex;
  gap: 10px;
  justify-content: center;
  align-items: flex-start;
  padding: 14px 16px 10px;
  border: 1px solid #222;
  border-radius: 3px;
  flex-wrap: wrap;
  width: 100%;
  max-width: 720px;
}
#acid-mixer .mixer-title {
  width: 100%;
  text-align: center;
  font-size: 0.8rem;
  color: var(--dim);
  letter-spacing: 0.2em;
  margin-bottom: 4px;
  font-family: "Share Tech Mono", "Courier New", monospace;
}
#acid-loop-app .fader-group {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}
#acid-loop-app .fader-group label {
  font-size: 0.65rem;
  color: var(--acid);
  letter-spacing: 0.05em;
  white-space: nowrap;
  font-family: "Share Tech Mono", "Courier New", monospace;
}
#acid-loop-app .fader-group.master label {
  color: var(--magenta);
}

#acid-loop-app .fader-group .vslider-wrap {
  width: 30px;
  height: 120px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #0a0a0a;
  border: 1px solid #1a1a1a;
  border-radius: 3px;
}
#acid-loop-app .fader-group input[type="range"].vslider {
  -webkit-appearance: slider-vertical;
  appearance: slider-vertical;
  width: 6px;
  height: 100px;
  background: #222;
  outline: none;
}
@supports (-moz-appearance: none) {
  #acid-loop-app .fader-group input[type="range"].vslider {
    -moz-appearance: none;
    appearance: none;
    writing-mode: vertical-lr;
    direction: rtl;
    width: 100px;
    height: 6px;
    background: #222;
    border-radius: 3px;
  }
}
#acid-loop-app .fader-group input[type="range"].vslider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 22px;
  height: 10px;
  border-radius: 2px;
  background: var(--acid);
  cursor: pointer;
  box-shadow: 0 0 8px rgba(240, 255, 0, 0.4);
}
#acid-loop-app .fader-group input[type="range"].vslider::-moz-range-thumb {
  width: 22px;
  height: 10px;
  border-radius: 2px;
  background: var(--acid);
  cursor: pointer;
  border: none;
  box-shadow: 0 0 8px rgba(240, 255, 0, 0.4);
}
#acid-loop-app .fader-group.master input[type="range"].vslider::-webkit-slider-thumb {
  background: var(--magenta);
  box-shadow: 0 0 8px rgba(255, 0, 255, 0.4);
}
#acid-loop-app .fader-group.master input[type="range"].vslider::-moz-range-thumb {
  background: var(--magenta);
  box-shadow: 0 0 8px rgba(255, 0, 255, 0.4);
}
#acid-loop-app .fader-group input[type="number"] {
  width: 36px;
  background: #111;
  border: 1px solid #333;
  color: var(--acid);
  font-family: "Share Tech Mono", "Courier New", monospace;
  font-size: 0.7rem;
  text-align: center;
  padding: 2px;
  border-radius: 2px;
}
#acid-loop-app .fader-group.master input[type="number"] {
  color: var(--magenta);
}

#acid-loop-app .mixer-divider {
  width: 1px;
  height: 150px;
  background: #333;
  align-self: center;
  flex-shrink: 0;
}

@keyframes acidBrowGlitch {
  0%, 100% { filter: none; opacity: 1; }
  10% { filter: drop-shadow(2px 0 rgba(0,255,255,0.6)); transform: translateX(1px); }
  20% { filter: drop-shadow(-1px 0 rgba(255,0,255,0.8)); opacity: 0.7; }
  30% { filter: none; transform: translateX(0); }
  50% { filter: drop-shadow(1px 0 rgba(0,255,255,0.5)); }
  70% { filter: drop-shadow(-2px 0 rgba(255,0,255,0.6)); transform: translateX(-1px); opacity: 0.8; }
  85% { filter: none; transform: translateX(0); }
}
#acid-browL, #acid-browR {
  animation: acidBrowGlitch 0.8s steps(1) infinite;
  animation-play-state: paused;
}
#acid-browR {
  animation-delay: -0.3s;
}

#acid-loop-app input[type="number"]::-webkit-inner-spin-button,
#acid-loop-app input[type="number"]::-webkit-outer-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
#acid-loop-app input[type="number"] {
  -moz-appearance: textfield;
}