:root{font-family:Inter,system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#input_video{position:absolute;bottom:20px;right:20px;width:320px;height:240px;object-fit:cover;z-index:10;transform:scaleX(-1);opacity:1;filter:grayscale(40%) contrast(1.2);border:2px solid cyan;box-shadow:0 0 15px #0ff;border-radius:8px}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh;overflow:hidden;background-color:transparent}#app{width:100%;height:100vh;position:relative;z-index:1}#ui-layer{position:absolute;top:0;left:0;width:100%;height:100%;pointer-events:none;z-index:2;box-sizing:border-box;padding:20px}.hud-corner{position:absolute;width:50px;height:50px;border:2px solid cyan;box-shadow:0 0 10px #0ff}.top-left{top:30px;left:30px;border-right:none;border-bottom:none}.top-right{top:30px;right:30px;border-left:none;border-bottom:none}.bottom-left{bottom:30px;left:30px;border-right:none;border-top:none}.bottom-right{bottom:30px;right:30px;border-left:none;border-top:none}.scan-line{position:absolute;top:0;left:0;width:100%;height:2px;background:#00ffff80;box-shadow:0 0 10px #0ff;animation:scan 3s linear infinite;opacity:.5}@keyframes scan{0%{top:0%;opacity:0}10%{opacity:1}90%{opacity:1}to{top:100%;opacity:0}}