/* c4a-wistia: filmy Wistia klik-aby-wczytac (27.07.2026).
   Powod: player Wistia ladowal ~1 MB JS i ~2 s pracy watku na kazdej stronie (PSI).
   Facade: lokalna miniatura AVIF + przycisk; iframe Wistia powstaje dopiero po kliku. */
.c4a-wistia{position:absolute;top:0;left:0;width:100%;height:100%;}
.c4a-wistia-btn{position:relative;display:block;width:100%;height:100%;padding:0;border:0;cursor:pointer;background:#0b0b0b;border-radius:10px;overflow:hidden;}
.c4a-wistia-btn img{width:100%;height:100%;object-fit:cover;display:block;}
.c4a-wistia-play{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:64px;height:64px;border-radius:50%;background:rgba(7,40,30,.85);transition:transform .2s ease;}
.c4a-wistia-btn:hover .c4a-wistia-play{transform:translate(-50%,-50%) scale(1.08);}
.c4a-wistia-play::after{content:"";position:absolute;top:50%;left:55%;transform:translate(-50%,-50%);border-style:solid;border-width:12px 0 12px 20px;border-color:transparent transparent transparent #f6f1e8;}
.c4a-wistia-label{position:absolute;left:0;right:0;bottom:10px;text-align:center;color:#f6f1e8;font-size:14px;font-weight:600;text-shadow:0 1px 4px rgba(0,0,0,.65);pointer-events:none;}
.c4a-wistia iframe{position:absolute;top:0;left:0;width:100%;height:100%;border:0;}