:root{font-family:Inter,system-ui,-apple-system,sans-serif;line-height:1.5;color:#f8fafc;background-color:#0f172a;color-scheme:dark}body{margin:0;min-height:100vh}main{min-height:100vh;display:flex;flex-direction:column}.hero{padding:4rem 1.5rem 2rem;text-align:center;max-width:600px;margin:0 auto}.hero h1{font-size:2.5rem;font-weight:800;margin:0 0 1rem;background:linear-gradient(135deg,#60a5fa,#a78bfa);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.hero p{font-size:1.125rem;color:#94a3b8;margin-bottom:2rem}.steps{display:flex;flex-direction:column;gap:1.5rem;margin:2rem 0;padding:0 1rem}.step-item{display:flex;align-items:center;gap:1rem;background:#1e293b80;padding:1rem;border-radius:1rem;border:1px solid rgba(148,163,184,.1)}.step-num{font-size:1.5rem;font-weight:700;color:#60a5fa;min-width:2rem}.controls{padding:2rem;text-align:center;margin-top:auto;position:relative;z-index:10}#start-ar{background:linear-gradient(135deg,#3b82f6,#8b5cf6);border:none;color:#fff;padding:1rem 3rem;border-radius:999px;font-size:1.25rem;font-weight:600;cursor:pointer;box-shadow:0 10px 30px #8b5cf666;transition:transform .2s,box-shadow .2s;width:100%;max-width:300px}#start-ar:active{transform:scale(.98)}#start-ar:disabled{opacity:.7;cursor:wait}#status{display:block;margin-top:1rem;color:#94a3b8;font-size:.9rem}#ar-container{display:none;position:relative;width:calc(100% - 2rem);max-width:600px;aspect-ratio:3 / 4;max-height:75dvh;background:#000;border-radius:1.5rem;overflow:hidden;margin:1rem auto;box-shadow:0 20px 25px -5px #0000001a,0 10px 10px -5px #0000000a;z-index:10;border:4px solid #334155;box-sizing:border-box}body.ar-active #ar-container{display:block}body.ar-active .controls{position:static;padding:1rem}body.ar-active #start-ar{display:none}#ar-container video,#ar-container canvas{width:100%!important;height:100.5%!important;object-fit:cover!important;display:block!important;left:50%!important;top:50%!important;transform:translate(-50%,-50%)!important}.ar-overlay{display:none;position:absolute;top:1rem;left:0;right:0;color:#fffc;font-size:.9rem;text-align:center;pointer-events:none;z-index:20;text-shadow:0 2px 4px rgba(0,0,0,.5)}.ar-loader{position:absolute;top:0;right:0;bottom:0;left:0;background:#000;display:flex;align-items:center;justify-content:center;z-index:50;transition:opacity .3s ease-out}.ar-loader.hidden{opacity:0;pointer-events:none}.spinner{width:40px;height:40px;border:3px solid rgba(255,255,255,.3);border-radius:50%;border-top-color:#fff;animation:spin 1s ease-in-out infinite}@keyframes spin{to{transform:rotate(360deg)}}