:root{--ease: cubic-bezier(.22, 1, .36, 1)}*,*:before,*:after{box-sizing:border-box}html,body{margin:0;width:100%;height:100%;overflow:hidden;background:#000}.stage{position:relative;width:100vw;height:100dvh;overflow:hidden;background:#000}.stage__video,.stage__canvas{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transform:scaleX(-1)}.stage__canvas{pointer-events:none}.veil{position:absolute;inset:0;z-index:3;display:grid;place-content:center;justify-items:center;gap:.85rem;background:#00000073;transition:opacity .4s var(--ease),visibility .4s}.veil__brand{margin:0;font-family:"Instrument Serif",Georgia,serif;font-size:clamp(2.8rem,10vw,5rem);line-height:.95;letter-spacing:-.03em;color:#fff;text-shadow:0 4px 30px rgba(0,0,0,.45)}.veil.is-hidden{opacity:0;visibility:hidden;pointer-events:none}.start-btn{appearance:none;border:0;cursor:pointer;padding:1rem 1.5rem;color:#111;background:#fff;font:600 1rem/1.2 system-ui,sans-serif;transition:transform .25s var(--ease)}.start-btn:hover,.start-btn:focus-visible{transform:scale(1.03);outline:none}.veil__error{margin:0;color:#fff;font:400 .9rem/1.4 system-ui,sans-serif;text-align:center;max-width:28ch}.score{position:absolute;top:50%;left:50%;z-index:2;margin:0;pointer-events:none;transform:translate(-50%,-50%) scale(.94);opacity:0;transition:opacity .4s var(--ease),transform .4s var(--ease)}.score.is-live{opacity:1;transform:translate(-50%,-50%) scale(1)}.score__number{margin:0;font-family:"Instrument Serif",Georgia,serif;font-size:clamp(8rem,28vw,16rem);line-height:.85;letter-spacing:-.05em;color:#fff;text-shadow:0 4px 40px rgba(0,0,0,.55)}.score__number.is-bump{animation:score-bump .42s var(--ease)}@keyframes score-bump{0%{transform:scale(.82)}55%{transform:scale(1.08)}to{transform:scale(1)}}