:root{--bg:#0d0f12;--text:#f1ece2;--muted:#aaa498;--accent:#d8b26a;--card:rgba(20,23,28,.86);--border:#2b3038;--btnfg:#14110a}
[data-look="light"]{--bg:#f4f2ee;--text:#1c1d1f;--muted:#5a5852;--accent:#7a5a1e;--card:rgba(255,255,255,.9);--border:#d2cdc2;--btnfg:#fff}
[data-look="dusk"]{--bg:#2a2644;--text:#fff7ee;--muted:#e0d3cc;--accent:#ffcf8a;--card:rgba(24,21,42,.8);--border:rgba(255,255,255,.28);--btnfg:#2a1c1c}
*{box-sizing:border-box}
html,body{margin:0;height:100%;overflow:hidden;background:var(--bg);color:var(--text);font:15px/1.45 Inter,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
#scene{position:fixed;inset:0;width:100%;height:100%;display:block;touch-action:none}
.bar{position:fixed;top:0;left:0;right:0;display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px;padding:12px 16px;padding-top:max(12px,env(safe-area-inset-top));pointer-events:none}
.bar>*{pointer-events:auto}
.brand{font-size:18px;font-weight:600;letter-spacing:.04em;margin-right:auto}
.brand span{color:var(--muted);font-weight:400}
.seg{display:flex;background:var(--card);border:1px solid var(--border);border-radius:24px;padding:3px;backdrop-filter:blur(10px)}
.seg button{min-height:42px;padding:0 16px;border:0;border-radius:21px;background:transparent;color:var(--text);font:600 14px inherit;font-family:inherit;cursor:pointer}
.seg button[aria-pressed="true"]{background:var(--accent);color:var(--btnfg)}
.theme{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted)}
select,input[type=number]{min-height:44px;padding:0 12px;border-radius:12px;border:1px solid var(--border);background:var(--card);color:var(--text);font:inherit}
.panel{position:fixed;right:16px;top:76px;bottom:16px;width:320px;overflow:auto;background:var(--card);border:1px solid var(--border);border-radius:18px;padding:18px;display:flex;flex-direction:column;gap:18px;backdrop-filter:blur(14px)}
.panel section{display:flex;flex-direction:column;gap:10px}
.eyebrow{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);font-weight:600}
h1{margin:0;font-size:24px;font-weight:500;letter-spacing:-.01em}
h2{margin:0;font-size:16px;font-weight:600;display:flex;justify-content:space-between;gap:10px;align-items:baseline}
.muted{color:var(--muted);font-weight:400;font-size:14px;margin:0}
.swatches{display:grid;gap:8px}
.swatches.two{grid-template-columns:repeat(2,minmax(0,1fr))}
.swatches.four{grid-template-columns:repeat(4,minmax(0,1fr))}
.swatches button{min-height:56px;border-radius:12px;border:2px solid var(--border);background:transparent;color:var(--text);font:500 13px inherit;font-family:inherit;display:flex;align-items:center;gap:10px;padding:6px 8px;text-align:left;cursor:pointer}
.swatches.four button{padding:0;min-height:48px}
.swatches button[aria-pressed="true"]{border-color:var(--accent)}
.swatches i{flex:none;width:36px;height:36px;border-radius:8px;background-size:cover;border:1px solid rgba(0,0,0,.2)}
input[type=range]{width:100%;height:44px;accent-color:var(--accent)}
.row{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:14px;color:var(--muted)}
.row input,.row select{width:150px}
.hint{margin:0;font-size:13px;color:var(--muted)}
#fail{position:fixed;inset:0;display:grid;place-items:center;padding:24px;text-align:center;background:var(--bg)}
#fail[hidden]{display:none}
button:focus-visible,select:focus-visible,input:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
@media (max-width:820px){
  .panel{left:8px;right:8px;top:auto;bottom:8px;width:auto;max-height:42vh;padding:14px;padding-bottom:max(14px,env(safe-area-inset-bottom))}
  .theme span{display:none}
}