:root{--ocean:#005492;--ocean-deep:#003B66;--sea:#52B09F;--sea-light:#CFE8DF;--foam:#F2F7F9;--sand:#E9E1D2;--ink:#17262F;--muted:#5B6B74;--line:#D3E0E7;--gold:#E3B14F}
*{box-sizing:border-box}
[hidden]{display:none!important}
html,body{height:100%;margin:0}
body{font:15px/1.5 "Segoe UI",system-ui,-apple-system,Helvetica,Arial,sans-serif;color:var(--ink);background:#fff;display:flex;flex-direction:column}
.bar{display:flex;align-items:center;gap:14px;padding:8px 16px;border-bottom:1px solid var(--line);background:#fff;flex:none}
.brand{display:flex;align-items:center;gap:10px;color:var(--ocean-deep);text-decoration:none;font-weight:600;letter-spacing:.2px}
.brand img{height:26px;width:auto}
.brand b{font-weight:700;color:var(--ocean)}
.scenes{display:flex;gap:6px;flex-wrap:wrap}
.scenes button,.tools button,.primary{font:inherit;font-size:13px;padding:6px 11px;border-radius:999px;border:1px solid var(--line);background:var(--foam);color:var(--ocean-deep);cursor:pointer}
.scenes button:hover,.tools button:hover{border-color:var(--ocean);background:#fff}
.back,.full{margin-left:auto;font-size:13px;color:var(--ocean);text-decoration:none}
.full{margin-left:0;display:none}
.embed .full{display:inline}
.embed .back,.embed .brand span{display:none}
.builder{flex:1;display:grid;grid-template-columns:320px 1fr;min-height:0}
.panel{overflow:auto;padding:16px 18px 24px;border-right:1px solid var(--line);background:var(--foam)}
.panel h1{font-size:19px;margin:0 0 6px;color:var(--ocean-deep)}
.panel p{margin:0 0 10px;font-size:13.5px;color:var(--muted)}
.panel .line{color:var(--ink);font-size:13px;border-left:3px solid var(--sea);padding-left:8px}
label{display:block;margin:12px 0 4px;font-size:12.5px;font-weight:600;color:var(--ocean-deep)}
label.check{font-weight:500;display:flex;gap:8px;align-items:center}
select,input[type=range]{width:100%;font:inherit;font-size:13.5px}
select{padding:6px 8px;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--ink);margin-top:4px}
input[type=range]{accent-color:var(--ocean);margin-top:6px}
input[type=checkbox]{accent-color:var(--ocean)}
output{float:right;font-weight:500;color:var(--muted)}
.row{display:grid;grid-template-columns:1fr 1fr 1fr;gap:8px}
.row label{margin-top:8px}
small{display:block;font-size:12px;color:var(--muted);margin-top:4px}
.primary{width:100%;margin-top:8px;background:var(--ocean);color:#fff;border-color:var(--ocean);padding:9px}
.primary:hover{background:var(--ocean-deep)}
.legend{display:flex;flex-wrap:wrap;gap:6px 12px;font-size:12px;margin:10px 0 4px;color:var(--muted)}
.legend i{display:inline-block;width:10px;height:10px;border-radius:50%;margin-right:5px;vertical-align:-1px;border:1px solid rgba(0,0,0,.15)}
details{margin-top:14px;font-size:13px}
summary{cursor:pointer;color:var(--ocean);font-weight:600}
.note{margin-top:18px;padding-top:12px;border-top:1px solid var(--line);font-size:12.5px}
.stage{position:relative;min-width:0;min-height:0;background:radial-gradient(ellipse at 50% 70%,#eef4f7 0%,#fff 60%)}
canvas{display:block;width:100%;height:100%;touch-action:none;outline:none}
canvas:focus-visible{box-shadow:inset 0 0 0 2px var(--sea)}
.tools{position:absolute;top:12px;right:12px;display:flex;gap:6px}
.tools button{background:#fff}
.hud{position:absolute;left:14px;bottom:12px;right:14px;display:flex;flex-direction:column;gap:4px;font-size:12.5px;color:var(--muted);pointer-events:none}
.hud #pickInfo{color:var(--ocean-deep);font-weight:600;background:rgba(255,255,255,.85);padding:4px 8px;border-radius:6px;align-self:flex-start;max-width:70%}
.hud #pickInfo:empty{display:none}
.overlay{position:absolute;inset:0;display:grid;place-items:center;background:rgba(255,255,255,.85);color:var(--ocean-deep);font-weight:600;padding:24px;text-align:center}
.sr{position:absolute;left:-9999px}
.embed .builder{grid-template-columns:1fr}
.embed .panel{display:none}
.embed .scenes{flex:1}
@media (max-width:820px){
  .builder{grid-template-columns:1fr;grid-template-rows:minmax(300px,55vh) 1fr}
  .stage{order:0}.panel{order:1;border-right:0;border-top:1px solid var(--line)}
  .scenes{display:none}
}
.embed .brand{display:none}
.nobar .bar{display:none}
.withpanel .builder{grid-template-columns:320px 1fr}
.withpanel .panel{display:block}
@media (max-width:820px){html,body{height:auto}.withpanel .builder{grid-template-columns:1fr;grid-template-rows:minmax(300px,60vw) auto}.withpanel .panel{overflow:visible}.withpanel .stage{min-height:300px}}
.hero .bar,.hero .panel,.hero .tools,.hero .hud{display:none!important}
.hero .builder{grid-template-columns:1fr}
.hero .stage{background:transparent}
.hero body,body.hero{background:transparent}
.examples{display:flex;flex-wrap:wrap;gap:6px;margin:4px 0 10px}
.examples button{font:inherit;font-size:12.5px;padding:5px 10px;border-radius:999px;border:1px solid var(--line);background:#fff;color:var(--ocean-deep);cursor:pointer}
.examples button:hover{border-color:var(--ocean)}