:root{--bronze:#8a6a3c;--ivory:#f3ece0;--glass:rgba(32,26,19,.62)}
*{box-sizing:border-box}
html,body{margin:0;height:100%;overflow:hidden;background:#1b1712;color:var(--ivory);font-family:"Segoe UI","Leelawadee UI",Tahoma,sans-serif;touch-action:none;user-select:none;-webkit-user-select:none}
#c{position:fixed;inset:0;width:100%;height:100%;display:block}
#bar{position:fixed;top:0;left:0;right:0;display:flex;gap:12px;align-items:center;padding:10px 14px;padding-top:max(10px,env(safe-area-inset-top));background:linear-gradient(180deg,rgba(20,16,11,.7),rgba(20,16,11,0));z-index:5;pointer-events:none}
#bar>*{pointer-events:auto}
.brand{color:var(--ivory);text-decoration:none;font-size:15px;white-space:nowrap}.brand span{color:#d8c39b}
#room{flex:1;text-align:center;font-weight:600;text-shadow:0 1px 6px #000}
nav{display:flex;gap:6px}
nav button,.panel button{background:var(--glass);color:var(--ivory);border:1px solid rgba(216,195,155,.45);border-radius:18px;padding:7px 12px;font-size:13px;cursor:pointer}
.panel{position:fixed;z-index:6;background:var(--glass);border:1px solid rgba(216,195,155,.35);border-radius:14px;backdrop-filter:blur(8px);padding:10px}
.hidden{display:none!important}
#rooms{top:58px;right:12px;max-height:70vh;overflow:auto;width:min(300px,90vw)}
#rooms a{display:block;padding:7px 9px;border-radius:9px;color:var(--ivory);text-decoration:none;font-size:13px}
#rooms a:hover{background:rgba(138,106,60,.55)}
#help{left:50%;top:50%;transform:translate(-50%,-50%);width:min(440px,90vw);font-size:14px;line-height:1.55}
#joy{position:fixed;left:24px;bottom:max(24px,env(safe-area-inset-bottom));width:120px;height:120px;border-radius:50%;background:rgba(32,26,19,.35);border:1px solid rgba(216,195,155,.4);z-index:4;display:none}
#knob{position:absolute;left:35px;top:35px;width:50px;height:50px;border-radius:50%;background:rgba(243,236,224,.55)}
@media (hover:none){#joy{display:block}}
#target{position:fixed;width:44px;height:44px;margin:-22px 0 0 -22px;border-radius:50%;border:2px solid rgba(243,236,224,.9);box-shadow:0 0 0 6px rgba(200,145,63,.3);pointer-events:none;display:none;z-index:3}
#loading{position:fixed;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;background:#1b1712;z-index:9;gap:14px}
.ring{width:54px;height:54px;border-radius:50%;border:3px solid rgba(216,195,155,.25);border-top-color:#d8c39b;animation:sp 1s linear infinite}
@keyframes sp{to{transform:rotate(360deg)}}
#fps{position:fixed;right:10px;bottom:8px;font-size:11px;color:rgba(243,236,224,.55);z-index:4}