/**
 * Sopplayer v2.0 - Controls & UI Components
 */

/* Controls Overlay Bar */
.sp-controls {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--sp-space-2) var(--sp-space-4) var(--sp-space-3);
  background: linear-gradient(to top, rgba(0, 0, 0, 0.85) 0%, rgba(0, 0, 0, 0.4) 60%, transparent 100%);
  display: flex;
  flex-direction: column;
  gap: var(--sp-space-2);
  z-index: var(--sp-z-controls);
  transition: opacity var(--sp-transition-normal), transform var(--sp-transition-normal);
  transform: translateY(0);
  opacity: 1;
}

.sp-player.sp-playing.sp-user-inactive .sp-controls {
  opacity: 0;
  transform: translateY(8px);
  pointer-events: none;
}

/* Controls Rows */
.sp-controls-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-space-3);
}

.sp-controls-left,
.sp-controls-right {
  display: flex;
  align-items: center;
  gap: var(--sp-space-2);
}

/* Buttons */
.sp-button {
  background: transparent;
  border: none;
  color: var(--sp-color-text);
  width: var(--sp-btn-size);
  height: var(--sp-btn-size);
  min-width: 36px;
  min-height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--sp-radius-sm);
  cursor: pointer;
  padding: 0;
  transition: background-color var(--sp-transition-fast), color var(--sp-transition-fast), transform var(--sp-transition-fast);
}

.sp-button:hover {
  background-color: var(--sp-color-surface-hover);
  color: #fff;
}

.sp-button:active {
  transform: scale(0.95);
}

.sp-button:focus-visible {
  outline: var(--sp-focus-ring);
  outline-offset: var(--sp-focus-offset);
}

.sp-button.sp-active {
  color: var(--sp-color-primary);
}

/* Big Center Play Button */
.sp-big-play-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 68px;
  height: 68px;
  border-radius: var(--sp-radius-full);
  background: var(--sp-color-bg);
  backdrop-filter: var(--sp-glass-backdrop);
  -webkit-backdrop-filter: var(--sp-glass-backdrop);
  border: 1px solid var(--sp-color-border);
  color: var(--sp-color-text);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: var(--sp-z-bigplay);
  box-shadow: var(--sp-shadow-lg);
  transition: transform var(--sp-transition-normal), background-color var(--sp-transition-normal), border-color var(--sp-transition-normal);
}

.sp-big-play-btn:hover {
  transform: translate(-50%, -50%) scale(1.08);
  border-color: var(--sp-color-primary);
  background-color: var(--sp-color-surface-hover);
}

.sp-big-play-btn:focus-visible {
  outline: var(--sp-focus-ring);
  outline-offset: 4px;
}

.sp-big-play-icon {
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-left: 3px;
}

.sp-big-play-icon svg {
  width: 30px;
  height: 30px;
}

/* Progress Bar */
.sp-progress-container {
  position: relative;
  width: 100%;
  height: 16px;
  display: flex;
  align-items: center;
  cursor: pointer;
  touch-action: none;
}

.sp-progress-container:focus-visible {
  outline: none;
}

.sp-progress-container:focus-visible .sp-progress-track {
  outline: var(--sp-focus-ring);
  outline-offset: 2px;
}

.sp-progress-track {
  position: relative;
  width: 100%;
  height: var(--sp-progress-height);
  background-color: var(--sp-color-track);
  border-radius: var(--sp-radius-full);
  overflow: visible;
  transition: height var(--sp-transition-fast);
}

.sp-progress-container:hover .sp-progress-track,
.sp-progress-container.sp-is-scrubbing .sp-progress-track {
  height: var(--sp-progress-height-hover);
}

.sp-progress-buffered {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 0%;
  background-color: var(--sp-color-buffer);
  border-radius: var(--sp-radius-full);
}

.sp-progress-hover {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 0%;
  background-color: rgba(255, 255, 255, 0.2);
  border-radius: var(--sp-radius-full);
  pointer-events: none;
}

.sp-progress-played {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 0%;
  background: var(--sp-color-primary);
  border-radius: var(--sp-radius-full);
  box-shadow: 0 0 10px var(--sp-color-primary-glow);
}

.sp-progress-thumb {
  position: absolute;
  top: 50%;
  left: 0%;
  transform: translate(-50%, -50%) scale(0);
  width: var(--sp-thumb-size);
  height: var(--sp-thumb-size);
  background-color: #fff;
  border-radius: var(--sp-radius-full);
  box-shadow: var(--sp-shadow-sm);
  transition: transform var(--sp-transition-fast);
  pointer-events: none;
}

.sp-progress-container:hover .sp-progress-thumb,
.sp-progress-container.sp-is-scrubbing .sp-progress-thumb {
  transform: translate(-50%, -50%) scale(1);
}

.sp-progress-tooltip {
  position: absolute;
  bottom: calc(100% + 8px);
  left: 0%;
  transform: translateX(-50%);
  background: var(--sp-color-bg);
  color: var(--sp-color-text);
  font-size: var(--sp-font-size-xs);
  padding: 3px 6px;
  border-radius: var(--sp-radius-xs);
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--sp-transition-fast);
  white-space: nowrap;
  box-shadow: var(--sp-shadow-sm);
  border: 1px solid var(--sp-color-border);
}

.sp-progress-container:hover .sp-progress-tooltip,
.sp-progress-container.sp-is-scrubbing .sp-progress-tooltip {
  opacity: 1;
}

/* Time Display */
.sp-time-display {
  display: flex;
  align-items: center;
  gap: 4px;
  font-variant-numeric: tabular-nums;
  font-size: var(--sp-font-size-xs);
  color: var(--sp-color-text-muted);
  cursor: pointer;
  padding: 2px 6px;
  border-radius: var(--sp-radius-xs);
  transition: color var(--sp-transition-fast);
}

.sp-time-display:hover {
  color: var(--sp-color-text);
}

.sp-time-current {
  color: var(--sp-color-text);
  font-weight: 500;
}

/* Volume Control */
.sp-volume-control {
  display: flex;
  align-items: center;
  gap: var(--sp-space-1);
}

.sp-volume-slider-container {
  width: 0;
  height: 28px;
  display: flex;
  align-items: center;
  overflow: hidden;
  opacity: 0;
  cursor: pointer;
  transition: width var(--sp-transition-normal), opacity var(--sp-transition-normal);
}

.sp-volume-control:hover .sp-volume-slider-container,
.sp-volume-control:focus-within .sp-volume-slider-container,
.sp-volume-slider-container.sp-is-dragging {
  width: 64px;
  opacity: 1;
}

.sp-volume-track {
  position: relative;
  width: 100%;
  height: 4px;
  background-color: var(--sp-color-track);
  border-radius: var(--sp-radius-full);
}

.sp-volume-filled {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 100%;
  background-color: var(--sp-color-text);
  border-radius: var(--sp-radius-full);
}

.sp-volume-thumb {
  position: absolute;
  top: 50%;
  left: 100%;
  transform: translate(-50%, -50%);
  width: 10px;
  height: 10px;
  background-color: #fff;
  border-radius: var(--sp-radius-full);
  pointer-events: none;
}