:root {
  --background: #303030;
  --panel: rgba(0, 0, 0, 0.2);
  --soft-white: rgba(255, 255, 255, 0.05);
  --dark: #242728;
  --beige: #d3d2cc;
  --green: #1baa3f;
  --yellow: #e8b200;
  --orange: #e07128;
  --red: #dd2f2f;
  color-scheme: dark;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Helvetica Neue", Arial, sans-serif;
  background: var(--background);
  color: var(--dark);
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  height: 100%;
  margin: 0;
  overflow: hidden;
  background: var(--background);
  overscroll-behavior: none;
}

button,
input {
  font: inherit;
}

#app {
  position: relative;
  width: 100%;
  height: 100%;
  height: 100dvh;
  display: grid;
  grid-template-rows: 100px minmax(0, 1fr);
  gap: 10px;
  padding: 10px 30px 20px;
}

#header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-left: 20px;
}

#header img {
  flex: 0 0 auto;
}

#tempo {
  width: 390px;
  height: 100px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  padding: 20px;
  border-radius: 20px;
  background: var(--dark);
}

#bpm,
#tap {
  min-width: 0;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 10px;
  font-size: 50px;
  font-weight: 700;
  line-height: 1;
}

#bpm {
  background: var(--soft-white);
  color: var(--beige);
}

#tap {
  background: var(--red);
  color: var(--dark);
  cursor: pointer;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

#tap:active {
  filter: brightness(0.84);
  transform: scale(0.97);
}

#mixer {
  min-width: 0;
  min-height: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

#buttons,
#sliders {
  min-width: 0;
  min-height: 0;
  display: grid;
  gap: 20px;
  padding: 20px;
  border-radius: 20px;
  background: var(--panel);
}

#buttons {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  grid-template-rows: repeat(4, minmax(0, 1fr));
}

#buttons button {
  min-width: 0;
  min-height: 0;
  border: 0;
  border-radius: 20px;
  color: var(--dark);
  font-size: clamp(32px, 3.125vw, 50px);
  font-weight: 700;
  cursor: pointer;
  touch-action: manipulation;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
  transition: filter 80ms ease, transform 80ms ease;
}

[data-color="green"] {
  --control-color: var(--green);
}

[data-color="yellow"] {
  --control-color: var(--yellow);
}

[data-color="orange"] {
  --control-color: var(--orange);
}

[data-color="red"] {
  --control-color: var(--red);
}

#buttons button {
  background: var(--control-color);
}

#buttons button.active {
  filter: brightness(0.78);
  transform: scale(0.96);
}

#buttons button:disabled,
.slider-track[aria-disabled="true"] {
  opacity: 1;
  cursor: not-allowed;
}

#sliders {
  grid-template-columns: repeat(8, minmax(0, 1fr));
  grid-template-rows: repeat(2, minmax(0, 1fr));
}

.slider-control {
  min-width: 0;
  min-height: 0;
  display: grid;
  grid-template-rows: minmax(0, 1fr) 50px;
  gap: 5px;
  align-items: center;
  justify-items: center;
  padding: 5px;
  border-radius: 50px;
  background: var(--control-color);
}

.slider-control span {
  width: 100%;
  
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--dark);
  font-size: clamp(20px, 1.875vw, 30px);
  font-weight: 700;
  line-height: 1;
}

.slider-track {
  position: relative;
  width: 100%;
  height: 100%;
  min-width: 0;
  min-height: 0;
  border-radius: 200px;
  background: var(--panel);
}

.slider-track {
  cursor: pointer;
  touch-action: none;
}

.slider-track:focus-visible {
  outline: 2px solid var(--beige);
  outline-offset: 2px;
}

.slider-thumb {
  position: absolute;
  left: 5px;
  border-radius: 50%;
  background: var(--dark);
  pointer-events: none;
}

#status {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

@media (max-width: 1100px) and (orientation: landscape) {
  #app {
    grid-template-rows: 70px minmax(0, 1fr);
    gap: 8px;
    padding: 8px 16px 12px;
  }

  #header {
    padding-left: 8px;
  }

  #header img {
    transform: scale(0.65);
    transform-origin: left center;
  }

  #tempo {
    width: 270px;
    height: 70px;
    gap: 10px;
    padding: 10px;
    border-radius: 14px;
  }

  #bpm,
  #tap {
    height: 50px;
    font-size: 34px;
  }

  #mixer,
  #buttons,
  #sliders {
    gap: 10px;
  }

  #buttons,
  #sliders {
    padding: 10px;
  }

  .slider-control {
    grid-template-rows: minmax(0, 1fr) 30px;
    padding: 6px;
  }

  .slider-control span {
    width: 100%;
    height: 30px;
  }
}

@media (orientation: portrait) {
  #app {
    grid-template-rows: 70px minmax(0, 1fr);
    gap: 10px;
    padding: 10px;
  }

  #header {
    padding-left: 4px;
  }

  #header img {
    transform: scale(0.55);
    transform-origin: left center;
  }

  #tempo {
    width: min(46vw, 240px);
    height: 64px;
    gap: 8px;
    padding: 8px;
    border-radius: 14px;
  }

  #bpm,
  #tap {
    height: 48px;
    border-radius: 8px;
    font-size: clamp(12px, 4vw, 18px);
  }

  #mixer {
    grid-template-columns: 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 10px;
  }

  #buttons,
  #sliders {
    gap: 8px;
    padding: 10px;
    border-radius: 14px;
  }

  #buttons button {
    border-radius: 12px;
    font-size: clamp(24px, 7vw, 42px);
  }

  #sliders {
    grid-template-columns: repeat(16, minmax(0, 1fr));
    grid-template-rows: minmax(0, 1fr);
  }

  .slider-control {
    grid-template-rows: minmax(0, 1fr) 28px;
    gap: 2px;
    padding: 5px;
    border-radius: 28px;
  }

  .slider-control span {
    width: 28px;
    height: 28px;
    font-size: clamp(14px, 4vw, 22px);
  }

}

@media (min-width: 601px) and (max-width: 800px) and (orientation: portrait) {
  .slider-control span {
    width: 100%;
    font-size: 10px;
  }
}

@media (max-width: 600px) and (orientation: portrait) {
  #app {
    max-width: 100vw;
    overflow: hidden;
    grid-template-rows: 58px minmax(0, 1fr);
    gap: 6px;
    padding: 6px;
  }

  #header {
    min-width: 0;
    padding: 0;
  }

  #header img {
    transform: scale(0.48);
    transform-origin: left center;
    margin-right: -148px;
  }

  #tempo {
    flex: 0 0 164px;
    width: 164px;
    height: 54px;
    gap: 6px;
    padding: 6px;
    border-radius: 12px;
  }

  #bpm,
  #tap {
    height: 42px;
    border-radius: 7px;
    font-size: clamp(12px, 4vw, 18px);
  }

  #mixer {
    width: 100%;
    max-width: 100%;
    gap: 6px;
  }

  #buttons,
  #sliders {
    width: 100%;
    max-width: 100%;
    padding: 6px;
    border-radius: 12px;
  }

  #buttons {
    gap: 6px;
  }

  #buttons button {
    border-radius: 10px;
    font-size: clamp(22px, 8vw, 34px);
  }

  #sliders {
    grid-template-columns: repeat(8, minmax(0, 1fr));
    grid-template-rows: repeat(2, minmax(0, 1fr));
    gap: 3px;
  }

  .slider-control {
    grid-template-rows: minmax(0, 1fr) 22px;
    gap: 1px;
    padding: 2px;
    border-radius: 180px;
  }

  .slider-control span {
    width: 100%;
    height: 22px;
    font-size: 10px;
  }
}