.pc-wrap { margin: 1em 0; }
.pc-align-left   { margin-left: 0; margin-right: auto; }
.pc-align-center { margin-left: auto; margin-right: auto; }
.pc-align-right  { margin-left: auto; margin-right: 0; }

.pc-app {
  position: relative; inset: 0;
  width: 100%; height: 100%;
  image-rendering: pixelated; image-rendering: crisp-edges;
  touch-action: none;
}
.pc-canvas { display: block; width: 100%; height: 100%; }

.pc-slider {
  position: absolute; inset-block: 0;
  width: 10px; margin-left: -5px; cursor: col-resize;
  background: linear-gradient(90deg, transparent 0 40%, #9f9 40% 60%, transparent 60% 100%);
  opacity: .55; transition: opacity .12s ease-out;
}
.pc-slider:hover, .pc-slider.dragging { opacity: .8; }

.pc-topbar {
  position: absolute; inset-inline: 0; top: 8px;
  display: grid; grid-template-columns: 1fr auto 1fr;
  pointer-events: none;
}
.pc-controls {
  pointer-events: auto;
  justify-self: center;
  display: inline-flex;
  align-items: center; /* Zajišťuje vertikální zarovnání všech prvků */
  gap: 6px; /* Mezery mezi prvky */
  padding: 5px; /* Vnitřní okraj celé lišty */
  border-radius: 8px;
  background: rgba(0,0,0,.55);
  border: 1px solid rgba(255,255,255,.15);
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
}
/* Společný základní styl pro všechny prvky v liště */
.pc-controls select, .pc-controls button {
  background: #1d1f22;
  color: #eee;
  border: 1px solid #333;
  padding: 0 10px; /* Horizontální padding */
  border-radius: 6px;
  cursor: pointer;
  font-size: 16px;
  height: 32px; /* Sjednocená výška pro všechny */
  box-sizing: border-box;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* Cílené úpravy pro čtvercová tlačítka s ikonami */
.pc-controls .pc-reset,
.pc-controls .pc-fs,
.pc-controls .pc-help {
  width: 32px; /* Pevná šířka pro čtvercový tvar */
  padding: 0; /* Vynulování horizontálního paddingu */
  font-size: 18px;
}

/* Odstranění výchozího rámečku prohlížeče při zaostření (focus) */
.pc-controls button:focus,
.pc-controls select:focus {
  outline: none;
}


.pc-loader {
  position: absolute; inset: 0;
  display: grid; place-items: center;
  background: rgba(0,0,0,.6);
  backdrop-filter: blur(2px);
  color: #ddd; font-weight: 600; letter-spacing: .2px;
  z-index: 5;
}
.pc-loader.hidden { display: none; }

.pc-hint {
  position: absolute; left: 8px; bottom: 8px;
  font-size: 12px; color: #bbb;
  background: rgba(0,0,0,.45);
  padding: 4px 8px; border-radius: 6px;
  border: 1px solid rgba(255,255,255,.12);
  pointer-events: none;
}

/* --- Admin-only debug (details pod canvasem, default zavřené) --- */
.pc-debug {
  margin: 8px 0 0;
}
.pc-debug-summary {
  cursor: pointer;
  display: inline-block;
  font: 12px/1.45 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  background: #111;
  color: #9f9;
  padding: 4px 8px;
  border: 1px solid #2a2;
  border-radius: 6px;
}
.pc-debug[open] .pc-debug-summary {
  border-bottom-left-radius: 0;
  border-bottom-right-radius: 0;
}
.pc-debug-log {
  margin: 0;
  padding: 8px;
  background: #0b0b0b;
  color: #cfc;
  border: 1px solid #2a2;
  border-top: none;
  max-height: 40vh;
  overflow: auto;
  white-space: pre-wrap;
  font: 12px/1.45 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
/* details-based admin debug (under canvas) */
.pc-debug { margin: 8px 0 0; }
.pc-debug-summary {
  cursor: pointer; display: inline-block;
  font: 12px/1.45 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  background: #111; color: #9f9;
  padding: 4px 8px; border: 1px solid #2a2; border-radius: 6px;
}
.pc-debug[open] .pc-debug-summary { border-bottom-left-radius: 0; border-bottom-right-radius: 0; }
.pc-debug-actions { display: flex; justify-content: flex-end; gap: 8px; padding: 6px 0; }
.pc-debug-copy {
  font: 12px/1.45 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  background: #111; color: #9f9; border: 1px solid #2a2; border-radius: 6px;
  padding: 4px 8px; cursor: pointer;
}
.pc-debug-log {
  margin: 0; padding: 8px; background: #0b0b0b; color: #cfc;
  border: 1px solid #2a2; border-top: none;
  max-height: 40vh; overflow: auto; white-space: pre-wrap;
  font: 12px/1.45 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}