/* One full-size image on each side; the slider reveals, never resizes, the video. */
.comparison-heading{max-width:760px}
.comparison-frame{margin:30px 0 0;max-width:960px}
.comparison-stage{
  --split:50%;position:relative;aspect-ratio:4/3;overflow:hidden;
  background:var(--ink);border-radius:var(--radius) var(--radius) 0 0;
  isolation:isolate;contain:paint;
}
.comparison-stage video{position:absolute;inset:0;width:100%;height:100%;object-fit:fill;pointer-events:none}
/* Clip a plain window instead of applying a changing mask to the video layer. */
.comparison-before-clip{position:absolute;inset:0 auto 0 0;width:var(--split);overflow:hidden;z-index:1;pointer-events:none}
.comparison-before-clip .comparison-before{width:var(--stage-width,auto);max-width:none;aspect-ratio:4/3;right:auto}
.comparison-label{
  position:absolute;top:18px;z-index:2;padding:7px 12px;border-radius:3px;
  background:rgba(22,24,29,.84);color:#fff;font-family:var(--font-mono);
  font-size:.8rem;letter-spacing:.08em;pointer-events:none;
}
.comparison-label-before{left:18px}
.comparison-label-after{right:18px;background:var(--blue)}
.comparison-divider{
  position:absolute;top:0;bottom:0;left:var(--split);width:2px;
  transform:translateX(-50%);background:#fff;z-index:3;pointer-events:none;
  box-shadow:0 0 0 1px rgba(0,0,0,.18);
}
.comparison-handle{
  position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
  display:flex;align-items:center;justify-content:center;gap:9px;
  width:52px;height:52px;background:#fff;border:2px solid var(--blue);
  border-radius:50%;color:var(--blue);box-shadow:0 3px 16px rgba(0,0,0,.25);
  font-family:var(--font-mono);font-size:1.2rem;font-weight:600;
}
.comparison-slider{
  appearance:none;-webkit-appearance:none;position:absolute;z-index:4;
  top:0;left:-22px;width:calc(100% + 44px);height:100%;margin:0;
  padding:0;border:0;border-radius:0;background:transparent;color:transparent;
  cursor:ew-resize;touch-action:pan-y;outline:none;
  /* Keep the native range interactive, but hide mobile track/fill and tap painting.
     The visible divider and keyboard focus ring are drawn by the sibling below. */
  opacity:0;-webkit-tap-highlight-color:transparent;
}
.comparison-slider::-webkit-slider-runnable-track{height:100%;background:transparent;border:0}
.comparison-slider::-webkit-slider-thumb{appearance:none;-webkit-appearance:none;width:44px;height:100%;background:transparent;border:0}
.comparison-slider::-moz-range-track{height:100%;background:transparent;border:0}
.comparison-slider::-moz-range-thumb{width:44px;height:100%;background:transparent;border:0;border-radius:0}
.comparison-slider:focus-visible{outline:none}
.comparison-slider:focus-visible~.comparison-divider .comparison-handle{outline:3px solid #fff;outline-offset:4px;box-shadow:0 0 0 8px var(--blue)}
.comparison-controls{
  display:flex;align-items:center;gap:12px;flex-wrap:wrap;padding:16px;
  background:var(--panel);border:1px solid var(--line);border-top:0;
  border-radius:0 0 var(--radius) var(--radius);
}
.comparison-controls[hidden]{display:none}
.comparison-button{
  min-height:44px;border:1px solid var(--blue);border-radius:var(--radius);
  padding:10px 16px;font:600 .95rem var(--font-body);cursor:pointer;
  background:var(--blue);color:#fff;
}
.comparison-button:hover{background:var(--deep)}
.comparison-button-secondary{background:var(--panel);color:var(--blue)}
.comparison-button-secondary:hover{background:var(--blue-tint)}
.comparison-button:disabled{opacity:.5;cursor:default}
.comparison-time{font-family:var(--font-mono);font-size:.85rem;color:var(--ink-soft);margin-left:auto;white-space:nowrap}
.comparison-status{flex-basis:100%;font-size:.88rem;line-height:1.65;min-height:3.3em;color:var(--ink-soft)}
.comparison-caption{font-size:.9rem;color:var(--ink-soft);margin-top:14px;max-width:80ch}
.comparison-caption a{white-space:nowrap}
.comparison-fallback{font-size:.88rem;margin-top:14px}
@media(max-width:540px){
  .comparison-label{top:12px;padding:5px 8px;font-size:.72rem}
  .comparison-label-before{left:12px}.comparison-label-after{right:12px}
  .comparison-handle{width:46px;height:46px}
  .comparison-controls{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:10px;padding:12px}
  .comparison-controls[hidden]{display:none}
  .comparison-button{padding:10px 12px;font-size:.88rem;line-height:1.35;min-height:calc(2.7em + 22px)}
  .comparison-time{grid-column:1/-1;width:100%;margin:0}
  .comparison-status{grid-column:1/-1}
}
@media(max-width:380px){.comparison-status{min-height:4.95em}}