:root{
  --glass: rgba(12,16,24,.72);
  --line: rgba(255,255,255,.12);
  --txt:#eef2ff;
  --accent:#ffb020;
  --green:#4ade80;
}
*{box-sizing:border-box}
html,body{margin:0;height:100%;overflow:hidden;background:#0b0e14;color:var(--txt);
  font-family:ui-sans-serif,system-ui,Segoe UI,Roboto,Arial}
#app,#app canvas{position:fixed;inset:0;width:100%;height:100%;display:block;image-rendering:pixelated}
#boot{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;
  background:radial-gradient(800px 400px at 50% 30%,#1c2740,#0b0e14);z-index:50;transition:opacity .5s}
#boot.done{opacity:0;pointer-events:none}
.boot-card{text-align:center;background:var(--glass);border:1px solid var(--line);
  padding:28px 36px;border-radius:18px;backdrop-filter:blur(10px)}
.boot-card h1{margin:0 0 6px;font-size:34px}
.boot-card p{margin:0 0 14px;opacity:.8}
#boot-status{font-variant-numeric:tabular-nums;background:#0006;padding:8px 12px;border-radius:10px;border:1px solid var(--line)}
.boot-hint{margin-top:10px;font-size:12px;opacity:.6}

#hud-top{position:fixed;top:10px;left:10px;right:10px;display:flex;justify-content:space-between;
  align-items:center;gap:10px;pointer-events:none;z-index:10}
.brand{background:var(--glass);border:1px solid var(--line);padding:8px 14px;border-radius:12px;
  font-weight:700;backdrop-filter:blur(8px)}
.brand span{font-weight:400;font-size:11px;opacity:.65;margin-left:6px}
.stats{display:flex;gap:8px;flex-wrap:wrap;pointer-events:auto}
.chip{background:var(--glass);border:1px solid var(--line);padding:7px 11px;border-radius:999px;
  font-size:13px;backdrop-filter:blur(8px)}
.chip b{font-variant-numeric:tabular-nums}
.chip.backend{opacity:.8}

#hud-left{position:fixed;left:10px;top:64px;width:205px;background:var(--glass);
  border:1px solid var(--line);border-radius:14px;padding:12px;z-index:10;backdrop-filter:blur(8px)}
#hud-left h3{margin:0 0 8px;font-size:13px;text-transform:uppercase;letter-spacing:.08em;opacity:.7}
.bar-row{display:grid;grid-template-columns:78px 1fr;align-items:center;gap:6px;font-size:12px;margin:5px 0}
.bar{height:8px;background:#ffffff18;border-radius:99px;overflow:hidden}
.bar i{display:block;height:100%;background:var(--accent);border-radius:99px;transition:width .6s}
.bar.happy i{background:var(--green)}
#log{margin-top:10px;max-height:180px;overflow:hidden;font-size:11.5px;display:flex;flex-direction:column;gap:4px;opacity:.9}
#log div{background:#ffffff0d;padding:5px 7px;border-radius:8px;border:1px solid #ffffff10}

#hud-bottom{position:fixed;left:50%;transform:translateX(-50%);bottom:12px;display:flex;
  flex-direction:column;align-items:center;gap:6px;z-index:10}
.controls{display:flex;gap:6px;background:var(--glass);border:1px solid var(--line);
  padding:8px;border-radius:14px;backdrop-filter:blur(10px)}
.controls button{border:1px solid var(--line);background:#ffffff12;color:var(--txt);
  min-width:40px;height:36px;border-radius:10px;cursor:pointer;font-size:16px}
.controls button:hover{background:#ffffff26}
.controls button.on{outline:2px solid var(--accent)}
.sep{width:1px;background:var(--line);margin:4px 2px}
.hint{font-size:11px;opacity:.6;background:#0008;padding:4px 10px;border-radius:99px}

#inspector{position:fixed;right:12px;top:64px;width:240px;background:var(--glass);
  border:1px solid var(--line);border-radius:14px;padding:12px;z-index:11;backdrop-filter:blur(10px)}
#inspector.hidden{display:none}
#inspector h4{margin:0 0 6px}
#insp-body{font-size:12.5px;line-height:1.5;opacity:.9}
#insp-close{float:right;background:none;border:none;color:#fff;cursor:pointer;opacity:.7}
#insp-close:hover{opacity:1}

#toast{position:fixed;bottom:84px;left:50%;transform:translateX(-50%);display:flex;
  flex-direction:column;gap:6px;z-index:20;pointer-events:none}
#toast div{background:var(--glass);border:1px solid var(--accent);padding:8px 14px;
  border-radius:12px;font-size:13px;animation:pop .3s}

@keyframes pop{from{transform:translateY(8px);opacity:0}}
@media(max-width:760px){#hud-left{display:none}.brand span{display:none}}