*{box-sizing:border-box}html,body{margin:0;min-height:100%;font-family:Segoe UI,Arial;background:#101722;color:white}main{width:min(100vw,1200px);min-height:100vh;margin:auto;display:flex;flex-direction:column;background:#101722}header{height:52px;display:flex;align-items:center;justify-content:center;background:#060c16}h1{font-size:clamp(20px,3vw,28px);margin:0}#stage{position:relative;flex:1;min-height:390px;overflow:hidden}#stage:before{content:'';position:absolute;inset:0;background:radial-gradient(circle,#304a6e,#07101d 65%);opacity:var(--bg-opacity,.75)}canvas{position:relative;z-index:1;width:100%;height:100%;display:block}#summary{min-height:48px;display:flex;align-items:center;justify-content:center;text-align:center;padding:8px 16px;background:rgba(0,0,0,.78);font-size:18px;font-weight:bold}#actions,#controls{display:flex;gap:10px;padding:9px 14px;align-items:center}#actions{background:rgba(205,215,225,.96)}#controls{background:#121c2b;flex-wrap:wrap}button{border:0;border-radius:6px;padding:10px 14px;font-weight:bold;cursor:pointer}#sound,#showDetails{background:transparent;color:#111}#pending{flex:1;background:#da9c1e}#noted{flex:1;background:#248246;color:white}#restart{background:#40536a;color:white}label{flex:1;min-width:220px;display:flex;align-items:center;gap:8px}input{flex:1}#details{position:absolute;z-index:3;left:18%;right:18%;top:18%;bottom:18%;display:none;overflow:auto;padding:10px;background:rgba(245,247,250,.72);color:#111;border:1px solid rgba(255,255,255,.7);border-radius:10px;backdrop-filter:blur(2px)}#details.show{display:block}#details h2{margin:0;padding:10px;background:rgba(48,62,82,.9);color:white;font-size:16px}.row{display:grid;grid-template-columns:1fr 1.5fr;border-bottom:1px solid #bbb;background:rgba(255,255,255,.32)}.row span{padding:10px;word-break:break-word}.row span:first-child{font-weight:bold}#message{position:fixed;left:50%;bottom:22px;transform:translate(-50%,120px);padding:14px 18px;background:#0a121e;border-radius:8px;transition:.25s;z-index:5}#message.show{transform:translate(-50%,0)}@media(max-width:700px){#stage{min-height:320px}#details{left:5%;right:5%;top:12%;bottom:12%}#actions{flex-wrap:wrap}#sound,#showDetails{width:48%}}