:root {
  --joystick-size: 100px;
  --joystick-handle-size: 50px;
  --action-btn-size: 70px;
  --color-dark-bg: rgba(1, 35, 69, 0.6);
  --color-dark-border: rgba(15, 66, 85, 0.8);
  --color-light-bg: rgba(160, 216, 255, 0.8);
  --color-light-border: rgba(160, 216, 255, 1);
  --color-light-bg-active: rgba(160, 216, 255, 0.3);
  --color-pressed-bg: rgba(160, 216, 255, 0.4);
  --color-text: rgba(160, 216, 255, 1);
  --font-size-action: 14px;
  --font-weight-action: bold;
  --transition-fast: all 0.1s ease;
  --transition-medium: all 0.3s ease;
  --glow: 0 0 16px rgba(122, 255, 226, 0.2);
  --glow-focused: 0 0 5px rgba(122, 255, 226, 0.3);
  --action-gap: 1rem;
  --action-height: 50%;
}

#mobileControls {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: flex-end;
  width: -webkit-fill-available;
}

#mobileControls.hidden {
  display: none;
}

#mobileControls.joystick-right {
  flex-direction: row;
}

#mobileControls.joystick-right #actionButtons {
  align-items: flex-start;
}

#mobileControls.joystick-right #joystickContainer {
  order: 1;
}

#mobileControls.joystick-left {
  flex-direction: row-reverse;
}

#mobileControls.joystick-left #actionButtons {
  align-items: flex-end;
}

#mobileControls.joystick-left #joystickContainer {
  order: 0;
}

#joystickContainer {
  position: relative;
  width: var(--joystick-size);
  height: var(--joystick-size);
  pointer-events: auto;
}

#joystickBase {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: var(--color-dark-bg);
  border: 2px solid var(--color-dark-border);
  position: relative;
  transition: var(--transition-medium);
}

#joystickHandle {
  width: var(--joystick-handle-size);
  height: var(--joystick-handle-size);
  border-radius: 50%;
  background: var(--color-light-bg);
  border: 2px solid var(--color-light-border);
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  transition: var(--transition-fast);
  box-shadow: var(--glow);
}

#actionButtons {
  display: flex;
  flex-wrap: wrap;
  flex-direction: column;
  justify-content: flex-end;
  gap: var(--action-gap);
  pointer-events: auto;
  height: var(--action-height);
}

.actionBtn {
  width: var(--action-btn-size);
  height: var(--action-btn-size);
  border-radius: 50%;
  background: var(--color-dark-bg);
  border: 2px solid var(--color-dark-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-action);
  font-weight: var(--font-weight-action);
  color: var(--color-text);
  touch-action: manipulation;
  user-select: none;
  transition: var(--transition-medium);
}

.actionBtn:active {
  background: var(--color-light-bg-active);
  transform: scale(0.95);
  box-shadow: var(--glow);
}

#joystickContainer.pressed #joystickBase,
.actionBtn.pressed {
  background: var(--color-pressed-bg);
  border-color: var(--color-light-border);
  box-shadow: var(--glow);
}