:root{--bg:#03030a;--fg:#eef0ff;--mut:#9aa0c3;--a1:#7c5cff;--a2:#22d3ee;--a3:#f472b6;--glass:rgba(14,14,32,.55);--line:rgba(255,255,255,.09)}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%;background:var(--bg);color:var(--fg);font-family:Inter,system-ui,sans-serif;overflow:hidden;-webkit-font-smoothing:antialiased;overscroll-behavior:none}
button{font:inherit;color:inherit;cursor:pointer;border:0;background:none}
#scene{position:fixed;inset:0;width:100%;height:100%;display:block;touch-action:none;cursor:none}
#vignette{position:fixed;inset:0;pointer-events:none;background:radial-gradient(ellipse at center,transparent 55%,rgba(0,0,0,.65) 100%)}
.hud-top{position:fixed;top:0;left:0;right:0;display:flex;justify-content:space-between;align-items:center;padding:calc(14px + env(safe-area-inset-top)) 18px 14px;pointer-events:none;z-index:5}
.brand{font-family:'Space Grotesk',sans-serif;font-weight:700;letter-spacing:.32em;font-size:13px;display:flex;align-items:center;gap:10px;opacity:.9;pointer-events:auto}
.brand .dot{color:var(--a2)}
.brand-orb{width:12px;height:12px;border-radius:50%;background:radial-gradient(circle at 35% 35%,#fff,var(--a1) 55%,transparent 70%);box-shadow:0 0 16px var(--a1),0 0 30px var(--a2)}
.hud-buttons{display:flex;gap:8px;pointer-events:auto}
.icon-btn{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;background:var(--glass);border:1px solid var(--line);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);transition:.2s}
.icon-btn:hover{border-color:rgba(255,255,255,.25);transform:translateY(-1px)}
.icon-btn svg{width:20px;height:20px;fill:currentColor;stroke:currentColor}
.icon-btn svg path[fill=none],.icon-btn svg circle[fill=none]{fill:none}
#btnSound .ic-on{display:none}#btnSound.on .ic-on{display:block}#btnSound.on .ic-off{display:none}
#btnSound.on,#btnCam.on{color:var(--a2);border-color:rgba(34,211,238,.4);box-shadow:0 0 18px rgba(34,211,238,.25)}
.chip{position:fixed;left:50%;bottom:calc(22px + env(safe-area-inset-bottom));transform:translateX(-50%);display:flex;align-items:center;gap:10px;padding:10px 18px;border-radius:999px;background:var(--glass);border:1px solid var(--line);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);font-size:14px;font-weight:500;z-index:5;transition:box-shadow .3s,border-color .3s;white-space:nowrap}
.chip-icon{font-size:18px}
.chip.open{border-color:rgba(34,211,238,.5);box-shadow:0 0 24px rgba(34,211,238,.3)}
.chip.pinch{border-color:rgba(251,191,36,.55);box-shadow:0 0 24px rgba(251,191,36,.3)}
.chip.fist{border-color:rgba(244,114,182,.6);box-shadow:0 0 28px rgba(244,114,182,.4)}
.hint{position:fixed;left:50%;bottom:calc(70px + env(safe-area-inset-bottom));transform:translateX(-50%);font-size:12px;color:var(--mut);z-index:5;text-align:center;max-width:92vw;pointer-events:none;transition:opacity .5s}
.planet-label{position:fixed;left:0;top:0;pointer-events:none;font-family:'Space Grotesk';font-size:12px;letter-spacing:.25em;text-transform:uppercase;color:#fff;text-shadow:0 0 10px currentColor;opacity:0;transition:opacity .25s;z-index:4;transform:translate(-50%,-50%)}
.cursor-ring{position:fixed;left:0;top:0;width:34px;height:34px;margin:-17px 0 0 -17px;border-radius:50%;border:1.5px solid rgba(255,255,255,.7);box-shadow:0 0 14px rgba(124,92,255,.8),inset 0 0 10px rgba(124,92,255,.5);pointer-events:none;z-index:6;opacity:0;transition:width .2s,height .2s,margin .2s,border-color .2s,box-shadow .2s,opacity .3s}
.cursor-ring.show{opacity:1}
.cursor-ring.open{width:64px;height:64px;margin:-32px 0 0 -32px;border-color:rgba(34,211,238,.9);box-shadow:0 0 24px rgba(34,211,238,.8),inset 0 0 18px rgba(34,211,238,.4)}
.cursor-ring.pinch{width:22px;height:22px;margin:-11px 0 0 -11px;border-color:#fbbf24;box-shadow:0 0 20px #fbbf24}
.cursor-ring.fist{width:90px;height:90px;margin:-45px 0 0 -45px;border-color:#f472b6;box-shadow:0 0 40px #f472b6,inset 0 0 30px #f472b6;animation:pulse .6s infinite alternate}
@keyframes pulse{to{transform:scale(.85)}}
.toast{position:fixed;top:calc(70px + env(safe-area-inset-top));left:50%;transform:translate(-50%,-10px);padding:10px 16px;border-radius:12px;background:rgba(20,20,40,.85);border:1px solid var(--line);font-size:13px;opacity:0;transition:.35s;z-index:20;pointer-events:none;max-width:90vw;text-align:center}
.toast.show{opacity:1;transform:translate(-50%,0)}
.cam-preview{position:fixed;left:16px;bottom:calc(16px + env(safe-area-inset-bottom));width:200px;aspect-ratio:4/3;border-radius:16px;overflow:hidden;border:1px solid rgba(255,255,255,.14);box-shadow:0 10px 40px rgba(0,0,0,.6),0 0 30px rgba(124,92,255,.25);z-index:6;background:#000}
.cam-preview video,.cam-preview canvas{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transform:scaleX(-1)}
.cam-preview video{filter:saturate(.6) brightness(.75) contrast(1.1)}
.cam-badge{position:absolute;left:8px;top:8px;display:flex;align-items:center;gap:6px;font-size:10px;letter-spacing:.12em;text-transform:uppercase;background:rgba(0,0,0,.45);padding:4px 8px;border-radius:999px}
.rec{width:7px;height:7px;border-radius:50%;background:#34d399;box-shadow:0 0 8px #34d399}
.overlay{position:fixed;inset:0;display:grid;place-items:center;z-index:10;background:radial-gradient(ellipse at 50% 40%,rgba(30,20,70,.35),rgba(3,3,10,.75));backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);transition:opacity .8s;padding:20px;overflow:auto}
.overlay.hide{opacity:0;pointer-events:none}
.panel{max-width:760px;width:100%;text-align:center;padding:44px 36px 30px;border-radius:28px;background:linear-gradient(160deg,rgba(28,24,60,.6),rgba(10,10,24,.6));border:1px solid var(--line);box-shadow:0 30px 100px rgba(0,0,0,.6),inset 0 1px 0 rgba(255,255,255,.06);animation:rise .9s cubic-bezier(.2,.8,.2,1)}
@keyframes rise{from{opacity:0;transform:translateY(24px) scale(.98)}}
.eyebrow{font-size:11px;letter-spacing:.3em;text-transform:uppercase;color:var(--a2);margin-bottom:14px}
h1{font-family:'Space Grotesk',sans-serif;font-size:clamp(44px,9vw,84px);line-height:.95;letter-spacing:-.03em;font-weight:700}
.grad{background:linear-gradient(90deg,#a78bfa,#22d3ee 50%,#f472b6);-webkit-background-clip:text;background-clip:text;color:transparent;background-size:200% 100%;animation:sheen 6s linear infinite}
@keyframes sheen{to{background-position:200% 0}}
.lede{color:var(--mut);font-size:clamp(15px,2.2vw,18px);line-height:1.55;max-width:540px;margin:16px auto 28px}
.gestures{display:grid;grid-template-columns:repeat(5,1fr);gap:10px;margin-bottom:30px}
.g{padding:16px 8px 14px;border-radius:16px;background:rgba(255,255,255,.035);border:1px solid var(--line);display:flex;flex-direction:column;gap:4px;align-items:center;transition:.25s}
.g:hover{background:rgba(255,255,255,.07);transform:translateY(-3px)}
.gi{font-size:30px;margin-bottom:6px;filter:drop-shadow(0 0 12px rgba(167,139,250,.6))}
.g b{font-size:13px;font-weight:600}.g span{font-size:11.5px;color:var(--mut);line-height:1.35}
.actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.btn{position:relative;padding:15px 28px;border-radius:14px;font-weight:600;font-size:15px;transition:.2s;overflow:hidden}
.btn.primary{background:linear-gradient(135deg,#7c5cff,#22d3ee);color:#fff;box-shadow:0 10px 40px rgba(124,92,255,.45)}
.btn.primary:hover{transform:translateY(-2px);box-shadow:0 14px 50px rgba(34,211,238,.5)}
.btn-glow{position:absolute;inset:0;background:linear-gradient(120deg,transparent 30%,rgba(255,255,255,.35) 50%,transparent 70%);transform:translateX(-100%);animation:glint 3s infinite}
@keyframes glint{60%,100%{transform:translateX(100%)}}
.btn.ghost{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.15)}
.btn.ghost:hover{background:rgba(255,255,255,.1)}
.btn.small{padding:9px 18px;font-size:13px;margin-top:18px}
.fine{margin-top:20px;font-size:12px;color:#6f7499}
.wave,.loading{text-align:center;animation:rise .6s}
.wave-hand{font-size:96px;display:inline-block;animation:wave 1.4s ease-in-out infinite;transform-origin:70% 80%;filter:drop-shadow(0 0 30px rgba(34,211,238,.6))}
@keyframes wave{0%,100%{transform:rotate(-12deg)}50%{transform:rotate(18deg)}}
.wave h2{font-family:'Space Grotesk';font-size:clamp(34px,6vw,56px);margin-top:10px;letter-spacing:-.02em}
.wave p,.loading p{color:var(--mut);margin-top:8px}
.spinner{width:54px;height:54px;border-radius:50%;margin:0 auto;border:3px solid rgba(255,255,255,.1);border-top-color:var(--a2);border-right-color:var(--a1);animation:spin 1s linear infinite;box-shadow:0 0 30px rgba(34,211,238,.25)}
@keyframes spin{to{transform:rotate(360deg)}}
[hidden]{display:none!important}
@media (max-width:760px){
  .gestures{grid-template-columns:repeat(2,1fr)}.g:last-child{grid-column:span 2}
  .panel{padding:30px 18px 22px;border-radius:22px}
  .cam-preview{width:120px;left:10px;bottom:calc(76px + env(safe-area-inset-bottom))}
  .brand{font-size:11px;letter-spacing:.24em}.icon-btn{width:36px;height:36px}
  .chip{font-size:13px;padding:9px 14px}
}
@media (pointer:coarse){#scene{cursor:auto}.cursor-ring{display:none}}