*{box-sizing:border-box}body{margin:0;font-family:system-ui,Arial;background:#120c25;color:white}main{max-width:1000px;margin:auto;padding:24px}h1{font-size:clamp(2rem,5vw,4rem);margin:12px 0}h2{color:#d9c7ff}.card{background:#24183f;border:1px solid #49346e;border-radius:20px;padding:22px;margin:16px 0}button,input{font:inherit;border-radius:12px;padding:12px 16px;border:0}button{background:#a855f7;color:white;font-weight:bold;cursor:pointer;margin:5px}button:disabled{opacity:.4}input{background:#fff;color:#151515;max-width:100%}.muted{color:#c7b9e0}.big{font-size:clamp(2rem,8vw,7rem);font-weight:900}.flex{display:flex;gap:10px;flex-wrap:wrap}.song{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #57417a;padding:10px 0}.reaction{font-size:2.8rem;display:inline-block;margin:10px;animation:pop .6s}@keyframes pop{from{transform:scale(.3);opacity:0}to{transform:scale(1);opacity:1}}a{color:#d8b4fe}#qr{background:white;padding:12px;border-radius:14px;width:220px;height:220px}video,audio{width:100%}#screen{text-align:center}#screen .card{min-height:280px}#timer{color:#facc15}#status{min-height:25px}