body { font-family: Arial, sans-serif; background:#0a0a0a; color:white; text-align:center; }
.grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(200px,1fr)); gap:20px; padding:20px; }
.thumb video { width:100%; border-radius:12px; cursor:pointer; }
.modal { position:fixed; inset:0; display:flex; align-items:center; justify-content:center; }
.modal.hidden { display:none; }
.modal-backdrop { position:absolute; inset:0; background:rgba(0,0,0,0.7); }
.modal-panel { position:relative; background:#000; padding:20px; border-radius:12px; }
.controls button { margin:10px; }