:root{--bg:#05060a;--panel:rgba(14,18,30,.78);--panel-border:rgba(120,160,220,.18);--text:#e8ecf4;--muted:#8a93a8;--accent:#3fe0ff;--gold:#ffcf5c;--font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;--mono:"SF Mono","JetBrains Mono","Fira Code",ui-monospace,Menlo,Consolas,monospace}*{box-sizing:border-box}body,html{margin:0;padding:0;height:100%;background:var(--bg);color:var(--text);font-family:var(--font);overflow:hidden;-webkit-font-smoothing:antialiased}#room{width:100vw;height:100vh;display:block}#loading,#room{position:fixed;inset:0}#loading{display:flex;flex-direction:column;gap:18px;align-items:center;justify-content:center;background:radial-gradient(circle at 50% 40%,#0a0f1c 0,#05060a 70%);z-index:4;transition:opacity .8s ease}#loading.hidden{opacity:0;pointer-events:none}.spinner{width:46px;height:46px;border:3px solid rgba(63,224,255,.18);border-top-color:var(--accent);border-radius:50%;animation:a .9s linear infinite}.loading-text{color:var(--muted);font-family:var(--mono);font-size:13px;letter-spacing:.04em}@keyframes a{to{transform:rotate(1turn)}}#hud{position:fixed;top:22px;left:26px;z-index:2;pointer-events:none;text-shadow:0 2px 18px rgba(0,0,0,.8)}#hud h1{margin:0;font-size:clamp(17px,2.3vw,27px);font-weight:600;letter-spacing:.01em;background:linear-gradient(90deg,#fff,var(--accent) 55%,#a8ffd2);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}#hud .sub{margin:6px 0 0;font-family:var(--mono);font-size:12px;color:var(--muted);letter-spacing:.02em}#search{position:fixed;top:26px;left:50%;transform:translateX(-50%);z-index:2}#search-input{width:min(340px,44vw);padding:10px 16px;border-radius:12px;border:1px solid var(--panel-border);background:var(--panel);color:var(--text);font-size:13.5px;outline:none;backdrop-filter:blur(8px);font-family:var(--mono);letter-spacing:.02em;transition:border-color .2s ease,box-shadow .2s ease}#search-input::placeholder{color:#5d6884}#search-input:focus{border-color:rgba(63,224,255,.55);box-shadow:0 0 0 3px rgba(63,224,255,.12)}#search-input.hit{border-color:var(--gold);box-shadow:0 0 0 3px rgba(255,207,92,.18)}#search-input.miss{border-color:rgba(255,90,90,.5)}#legend{position:fixed;left:26px;bottom:26px;z-index:2;display:flex;flex-wrap:wrap;gap:6px;max-width:58vw}.chip{appearance:none;border:1px solid var(--panel-border);background:var(--panel);color:var(--muted);font-family:var(--mono);font-size:11px;letter-spacing:.02em;padding:6px 10px;border-radius:999px;cursor:pointer;backdrop-filter:blur(8px);transition:all .18s ease;display:inline-flex;align-items:center;gap:6px}.chip:hover{color:var(--text);border-color:rgba(63,224,255,.4);transform:translateY(-1px)}.chip .dot{width:8px;height:8px;border-radius:50%;display:inline-block}.chip.active{color:#04121a;font-weight:600;background:#fff;border-color:transparent}#panel{position:fixed;top:90px;right:22px;z-index:3;width:min(350px,40vw);max-height:calc(100vh - 200px);overflow:hidden;background:var(--panel);border:1px solid var(--panel-border);border-radius:14px;padding:16px 18px 18px;backdrop-filter:blur(10px);box-shadow:0 10px 40px rgba(0,0,0,.45);transition:transform .3s ease,opacity .3s ease}#panel.hidden{transform:translateX(calc(100% + 40px));opacity:0;pointer-events:none}#panel-close{position:absolute;top:12px;right:12px;width:26px;height:26px;border-radius:8px;border:1px solid var(--panel-border);background:transparent;color:var(--muted);cursor:pointer;font-size:17px;line-height:1}#panel-close:hover{color:var(--text);border-color:var(--accent)}#panel-body{overflow-y:auto;max-height:calc(100vh - 270px)}#panel-body p{margin:0 0 10px}#panel-body p.lead{font-size:13px;color:var(--muted);line-height:1.5}.fact-grid{display:grid;grid-template-columns:auto 1fr;gap:5px 14px;font-size:12.5px;margin:10px 0 14px}.fact-grid dt{color:#6f7891;font-family:var(--mono)}.fact-grid dd{margin:0;color:var(--text);font-family:var(--mono);text-align:right}.hdr{display:flex;align-items:center;gap:14px;margin-bottom:12px}.hdr .big{font-size:clamp(34px,5vw,46px);font-weight:700;font-family:var(--mono);min-width:76px;text-align:center;padding:6px 8px;border-radius:10px;border:1px solid var(--panel-border);background:rgba(0,0,0,.25)}.hdr .name{font-size:19px;font-weight:600;line-height:1.2}.hdr .num{font-size:12.5px;color:var(--muted);margin-top:3px}.cat-tag,.hdr .num{font-family:var(--mono)}.cat-tag{display:inline-block;font-size:11px;padding:3px 10px;border-radius:999px;color:#04121a;font-weight:600;letter-spacing:.03em}.peeknote{font-family:var(--mono);font-size:12px;color:var(--accent);margin:8px 0 0}.cite{color:#6f7891;font-size:11.5px;font-style:italic;margin-top:10px}.room-link{display:block;margin-top:14px;text-align:center;font-family:var(--mono);font-size:12.5px;letter-spacing:.04em;color:var(--accent);text-decoration:none;padding:10px 14px;border-radius:12px;border:1px solid rgba(63,224,255,.4);background:linear-gradient(120deg,rgba(63,224,255,.12),rgba(126,168,255,.12));transition:all .18s ease}.room-link:hover{background:linear-gradient(120deg,var(--accent),#7ea8ff);color:#04121a;box-shadow:0 6px 24px rgba(63,224,255,.3);transform:translateY(-1px)}#xr{position:fixed;bottom:26px;right:26px;z-index:2;appearance:none;border:1px solid rgba(63,224,255,.45);background:linear-gradient(120deg,rgba(63,224,255,.18),rgba(126,168,255,.18));color:var(--accent);font-family:var(--mono);font-size:12.5px;letter-spacing:.04em;padding:11px 18px;border-radius:12px;cursor:pointer;backdrop-filter:blur(8px);transition:all .18s ease}#xr:hover:not(:disabled){background:linear-gradient(120deg,var(--accent),#7ea8ff);color:#04121a;box-shadow:0 6px 24px rgba(63,224,255,.35)}#xr:disabled{opacity:.45;cursor:not-allowed;border-color:var(--panel-border);color:var(--muted)}#hint{position:fixed;bottom:30px;left:50%;transform:translateX(-50%);z-index:1;font-family:var(--mono);font-size:11px;color:rgba(150,160,185,.8);background:rgba(10,14,24,.55);padding:7px 12px;border-radius:10px;border:1px solid var(--panel-border);backdrop-filter:blur(6px);opacity:.92;pointer-events:none;text-align:center;white-space:nowrap;transition:opacity .5s ease}#hint.faded{opacity:0}#xr-hint{position:fixed;bottom:30px;left:50%;transform:translateX(-50%);z-index:1;font-size:11px;color:rgba(200,215,255,.85);background:rgba(10,14,24,.6);padding:7px 12px;border-radius:10px;border:1px solid var(--panel-border);backdrop-filter:blur(6px)}#xr-hint,kbd{font-family:var(--mono)}kbd{font-size:10px;padding:1px 5px;border-radius:4px;border:1px solid rgba(140,160,200,.35);background:hsla(0,0%,100%,.06);margin:0 1px}#fps{position:fixed;top:26px;right:26px;z-index:2;font-family:var(--mono);font-size:11px;color:var(--muted);opacity:.7}@media (max-width:720px){#hud{max-width:78vw}#search{left:auto;right:14px;transform:none;top:78px}#search-input{width:62vw}#panel{width:84vw;top:auto;bottom:96px;right:8px}#legend{bottom:76px;left:14px;max-width:86vw}#hint{display:none}#xr{bottom:18px;right:14px}}#panel-body .learn-block{margin-top:10px;display:grid;gap:6px}#panel-body .learn-line{font-size:12px;color:var(--muted);line-height:1.45;margin:0}#panel-body .learn-tag{font-weight:700;letter-spacing:.08em;margin-right:6px;font-size:10px}