iaplanta3d/index.html at main · Edencrypto-IA/iaplanta3d · GitHub

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<!DOCTYPE html>
<html lang="pt-BR">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width,initial-scale=1.0,maximum-scale=1.0">
<title>ArchViz 3D — Gerador Procedural</title>
<style>
@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:wght@300;400;500;600&family=Jost:wght@300;400;500;600&display=swap');
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{--gold:#b8935a;--gold2:#d4b07a;--ui-bg:rgba(14,11,8,.93);--ui-border:rgba(184,147,90,.22);--ui-text:#e8e0d0;--ui-muted:#887c6a;--r:12px;--ps:0 20px 60px rgba(0,0,0,.75),0 0 0 .5px rgba(184,147,90,.08)}
html,body{width:100%;height:100%;overflow:hidden;background:#0c0a08;font-family:'Jost',sans-serif}
#c{display:block;position:fixed;inset:0;width:100%!important;height:100%!important}
#loader{position:fixed;inset:0;z-index:100;background:#0c0a08;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:22px;transition:opacity .8s ease}
#loader.out{opacity:0;pointer-events:none}
.lt{font-family:'Cormorant Garamond',serif;font-size:30px;font-weight:300;color:var(--gold);letter-spacing:.14em}
.ls{font-size:11px;color:var(--ui-muted);letter-spacing:.14em;text-transform:uppercase}
.lb{width:220px;height:2px;background:rgba(184,147,90,.18);border-radius:2px;overflow:hidden}
.lf{height:100%;background:linear-gradient(90deg,var(--gold),var(--gold2));width:0%;transition:width .25s ease}
#hdr{position:fixed;top:0;left:0;right:0;z-index:20;display:flex;align-items:center;justify-content:space-between;padding:16px 24px;background:linear-gradient(180deg,rgba(12,10,8,.94) 0%,transparent 100%);pointer-events:none}
.ht{font-family:'Cormorant Garamond',serif;font-size:19px;font-weight:400;color:var(--gold);letter-spacing:.08em}
.hs{font-size:11px;color:var(--ui-muted);letter-spacing:.1em;text-transform:uppercase;margin-top:2px}
.hb{background:var(--ui-bg);border:1px solid var(--ui-border);border-radius:40px;padding:6px 15px;font-size:11px;color:#c8b890;letter-spacing:.08em;backdrop-filter:blur(12px)}
#panel{position:fixed;top:68px;right:18px;z-index:20;background:var(--ui-bg);border:1px solid var(--ui-border);border-radius:var(--r);padding:12px 14px;backdrop-filter:blur(22px);min-width:152px;box-shadow:var(--ps);max-height:50vh;overflow-y:auto}
.pt{font-size:9px;font-weight:600;letter-spacing:.14em;color:var(--ui-muted);text-transform:uppercase;margin-bottom:12px;padding-bottom:8px;border-bottom:1px solid rgba(255,255,255,.06)}
.ri{display:flex;align-items:center;gap:9px;padding:5px 0}
.rd{width:8px;height:8px;border-radius:2px;flex-shrink:0}
.rn{font-size:12px;color:var(--ui-text)}
.rz{font-size:10px;color:var(--ui-muted);margin-left:auto}
.ps{height:1px;background:rgba(255,255,255,.06);margin:10px 0}
.sr{display:flex;justify-content:space-between;align-items:center;padding:3px 0}
.sl{font-size:10px;color:var(--ui-muted)}
.sv{font-size:12px;color:var(--gold);font-weight:500}
.empty-hint{text-align:center;padding:16px 4px;color:var(--ui-muted);font-size:11px;line-height:1.8}
#tb{position:fixed;bottom:26px;left:50%;transform:translateX(-50%);z-index:20;display:flex;gap:2px;align-items:center;background:var(--ui-bg);border:1px solid var(--ui-border);border-radius:50px;padding:5px 8px;backdrop-filter:blur(22px);box-shadow:0 8px 40px rgba(0,0,0,.65),inset 0 1px 0 rgba(255,255,255,.04)}
.btn{display:flex;align-items:center;gap:6px;padding:7px 13px;border:none;border-radius:40px;cursor:pointer;font-family:'Jost',sans-serif;font-size:11px;font-weight:500;letter-spacing:.04em;transition:all .18s ease;white-space:nowrap;outline:none}
.btn svg{flex-shrink:0}
.bp{background:linear-gradient(135deg,var(--gold),var(--gold2));color:#0c0a08}
.bp:hover{background:linear-gradient(135deg,var(--gold2),#e0c888)}
.bg{background:transparent;color:var(--ui-muted)}
.bg:hover{color:var(--ui-text);background:rgba(255,255,255,.07)}
.ba{background:rgba(184,147,90,.16);color:var(--gold);border:1px solid rgba(184,147,90,.32)}
.ts{width:1px;height:22px;background:rgba(255,255,255,.07);margin:0 2px}
#hint{position:fixed;bottom:78px;left:50%;transform:translateX(-50%);z-index:20;pointer-events:none;font-size:11px;color:var(--ui-muted);letter-spacing:.06em;background:rgba(12,10,8,.75);padding:5px 15px;border-radius:20px;border:1px solid rgba(255,255,255,.05);backdrop-filter:blur(8px);opacity:1;transition:opacity 1.4s ease}
#hint.f{opacity:0}
#cmp{position:fixed;bottom:26px;left:26px;z-index:20;width:48px;height:48px;background:var(--ui-bg);border:1px solid var(--ui-border);border-radius:50%;backdrop-filter:blur(12px);display:flex;align-items:center;justify-content:center;box-shadow:0 4px 20px rgba(0,0,0,.5)}
.spanel{background:var(--ui-bg);border:1px solid var(--ui-border);border-radius:16px;padding:16px;backdrop-filter:blur(24px);box-shadow:var(--ps);opacity:0;pointer-events:none;transition:opacity .3s ease,transform .35s cubic-bezier(.34,1.2,.64,1)}
.spanel.open{opacity:1;pointer-events:all}
#kpanel{position:fixed;top:50%;left:18px;transform:translateY(-50%) translateX(-20px);z-index:20;min-width:195px}
#kpanel.open{transform:translateY(-50%) translateX(0)}
.krow{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:6px 0;border-bottom:1px solid rgba(255,255,255,.04)}
.krow:last-child{border-bottom:none}
.klabel{font-size:11px;color:var(--ui-text)}
.kbtn{background:rgba(184,147,90,.12);color:var(--gold);border:1px solid rgba(184,147,90,.26);border-radius:8px;cursor:pointer;font-family:'Jost',sans-serif;font-size:11px;padding:5px 10px;transition:all .15s;outline:none;display:flex;align-items:center;gap:5px}
.kbtn:hover{background:rgba(184,147,90,.26)}
.karr{display:flex;gap:3px}
.kval{font-size:10px;color:var(--ui-muted);text-align:right}
#epanel{display:none}
/* ═══════════════════════════════════════════════
   PAINEL LATERAL EXTERNO — sempre visível, lado esquerdo
   ═══════════════════════════════════════════════ */
#sidepanel{
  position:fixed;top:50%;left:18px;transform:translateY(-50%);
  z-index:25;width:214px;
  background:var(--ui-bg);border:1px solid var(--ui-border);
  border-radius:16px;padding:14px 12px;
  backdrop-filter:blur(24px);box-shadow:var(--ps);
  display:flex;flex-direction:column;gap:0;
  max-height:94vh;overflow-y:auto;
}
#sidepanel::-webkit-scrollbar{width:3px}
#sidepanel::-webkit-scrollbar-thumb{background:rgba(184,147,90,.28);border-radius:2px}
.sp-title{
  font-size:9px;font-weight:700;letter-spacing:.18em;color:var(--gold);
  text-transform:uppercase;padding-bottom:9px;margin-bottom:4px;
  border-bottom:1px solid rgba(184,147,90,.22);
  display:flex;align-items:center;gap:7px;
}
.sp-sec{
  font-size:8px;font-weight:700;letter-spacing:.16em;
  color:rgba(184,147,90,.7);text-transform:uppercase;
  margin:10px 0 6px;display:flex;align-items:center;gap:6px;
}
.sp-sec-line{flex:1;height:1px;background:rgba(255,255,255,.06)}
.sp-grid{display:grid;grid-template-columns:1fr 1fr;gap:5px;margin-bottom:2px}
/* Botão quadrado (grade 2 cols) */
.sp-btn{
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:5px;padding:9px 4px 8px;border-radius:10px;cursor:pointer;
  border:1.5px solid rgba(255,255,255,.07);
  background:rgba(255,255,255,.04);
  font-family:'Jost',sans-serif;font-size:10px;font-weight:500;
  color:var(--ui-muted);letter-spacing:.02em;
  transition:all .18s ease;outline:none;text-align:center;line-height:1.3;
  user-select:none;
}
.sp-btn:hover{background:rgba(184,147,90,.1);border-color:rgba(184,147,90,.28);color:var(--ui-text);}
.sp-btn.on{background:rgba(184,147,90,.18);border-color:rgba(184,147,90,.6);color:var(--gold);box-shadow:0 0 10px rgba(184,147,90,.15);}
.sp-ico{
  width:30px;height:30px;border-radius:8px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.05);transition:background .18s;
}
.sp-btn.on .sp-ico{background:rgba(184,147,90,.22);}
/* Botão largo (full width) */
.sp-btn-wide{
  display:flex;align-items:center;gap:9px;
  padding:9px 10px;border-radius:10px;cursor:pointer;
  border:1.5px solid rgba(255,255,255,.07);
  background:rgba(255,255,255,.04);
  font-family:'Jost',sans-serif;font-size:11px;font-weight:500;
  color:var(--ui-muted);transition:all .18s;outline:none;
  width:100%;margin-bottom:5px;user-select:none;text-align:left;
}
.sp-btn-wide:hover{background:rgba(184,147,90,.1);border-color:rgba(184,147,90,.28);color:var(--ui-text);}
.sp-btn-wide.on{background:rgba(184,147,90,.18);border-color:rgba(184,147,90,.6);color:var(--gold);}
.sp-ico-sm{
  width:24px;height:24px;border-radius:7px;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.05);transition:background .18s;
}
.sp-btn-wide.on .sp-ico-sm{background:rgba(184,147,90,.22);}
.sp-badge{
  margin-left:auto;font-size:8px;font-weight:700;letter-spacing:.05em;
  padding:2px 6px;border-radius:8px;text-transform:uppercase;flex-shrink:0;
}
.sp-badge-new{background:rgba(184,147,90,.28);color:var(--gold);border:1px solid rgba(184,147,90,.4);}
.sp-div{height:1px;background:rgba(255,255,255,.06);margin:8px 0;}
.sp-note{font-size:9.5px;color:var(--ui-muted);line-height:1.65;padding:5px 3px;opacity:.85}
}

/* ── GIZMO / SELETOR DE OBJETO EXTERNO ─────────────── */
#ext-sel-panel{
  position:fixed;bottom:82px;left:50%;transform:translateX(-50%);
  z-index:28;display:none;
  background:var(--ui-bg);border:1px solid var(--ui-border);
  border-radius:40px;padding:5px 8px;
  backdrop-filter:blur(20px);box-shadow:0 6px 32px rgba(0,0,0,.6);
  align-items:center;gap:3px;
}
#ext-sel-panel.show{display:flex;}
.gizmo-lbl{font-size:10px;color:var(--gold);font-weight:500;padding:0 8px;letter-spacing:.04em;white-space:nowrap;}
.gizmo-sep{width:1px;height:20px;background:rgba(255,255,255,.07);margin:0 2px;}
.gbtn{display:flex;align-items:center;gap:5px;padding:6px 10px;border:none;border-radius:30px;cursor:pointer;font-family:'Jost',sans-serif;font-size:10px;font-weight:500;color:var(--ui-muted);background:transparent;transition:all .15s;outline:none;white-space:nowrap;}
.gbtn:hover{background:rgba(255,255,255,.08);color:var(--ui-text);}
.gbtn.danger{color:#e08070;}
.gbtn.danger:hover{background:rgba(160,50,40,.22);}
/* Hint externo */
#ext-mode-hint{
  position:fixed;top:68px;left:50%;transform:translateX(-50%);
  z-index:26;display:none;pointer-events:none;
  font-size:11px;color:var(--gold);background:rgba(184,147,90,.14);
  border:1px solid rgba(184,147,90,.35);border-radius:20px;
  padding:5px 16px;letter-spacing:.05em;backdrop-filter:blur(8px);
}
#ext-mode-hint.show{display:block;}
.esec{font-size:9px;font-weight:600;letter-spacing:.14em;color:var(--gold);text-transform:uppercase;margin:10px 0 6px;opacity:.75}
.esec:first-of-type{margin-top:4px}
.etog{display:flex;align-items:center;gap:10px;padding:5px 2px;cursor:pointer;font-size:12px;color:var(--ui-text);user-select:none;transition:color .15s}
.etog:hover{color:#fff}
.etog input{display:none}
.esl{width:34px;height:18px;background:rgba(255,255,255,.1);border-radius:9px;position:relative;flex-shrink:0;transition:background .22s;border:1px solid rgba(255,255,255,.08)}
.esl::after{content:'';position:absolute;width:14px;height:14px;background:#666;border-radius:50%;top:1px;left:1px;transition:transform .22s cubic-bezier(.34,1.56,.64,1),background .22s}
.etog input:checked+.esl{background:rgba(184,147,90,.45);border-color:rgba(184,147,90,.5)}
.etog input:checked+.esl::after{transform:translateX(16px);background:var(--gold)}
.edps{height:1px;background:rgba(255,255,255,.06);margin:8px 0 4px}
#editpanel{position:fixed;top:50%;left:18px;transform:translateY(-50%) translateX(-20px);z-index:22;min-width:210px}
#editpanel.open{transform:translateY(-50%) translateX(0)}
.eprow{font-size:11px;color:var(--ui-text);padding:7px 0;border-bottom:1px solid rgba(255,255,255,.04)}
.eprow:last-child{border-bottom:none;padding-bottom:0}
.selinfo{font-size:12px;color:var(--gold);font-weight:500;min-height:18px;margin-top:3px}
.add-grid{display:grid;grid-template-columns:1fr 1fr;gap:6px;margin-top:8px}
.add-btn{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);border-radius:8px;padding:7px 8px;cursor:pointer;font-family:'Jost',sans-serif;font-size:10px;color:var(--ui-muted);text-align:center;transition:all .15s;outline:none}
.add-btn:hover{background:rgba(184,147,90,.12);border-color:rgba(184,147,90,.3);color:var(--gold)}
.del-btn{width:100%;padding:9px;background:rgba(160,50,40,.16);border:1px solid rgba(160,50,40,.28);border-radius:8px;cursor:pointer;font-family:'Jost',sans-serif;font-size:11px;font-weight:500;color:#e08070;transition:all .15s;outline:none;margin-top:6px;display:flex;align-items:center;justify-content:center;gap:6px}
.del-btn:hover{background:rgba(160,50,40,.3)}
.del-btn:disabled{opacity:.32;cursor:not-allowed}
#deco-fab{position:fixed;bottom:26px;right:26px;z-index:30;width:52px;height:52px;border-radius:50%;border:none;cursor:pointer;background:linear-gradient(135deg,var(--gold),var(--gold2));box-shadow:0 4px 20px rgba(184,147,90,.45);display:flex;align-items:center;justify-content:center;transition:transform .25s cubic-bezier(.34,1.56,.64,1),box-shadow .25s;outline:none}
#deco-fab:hover{transform:scale(1.1) rotate(12deg);box-shadow:0 6px 28px rgba(184,147,90,.65)}
#deco-fab.open{transform:rotate(45deg) scale(1.05);background:linear-gradient(135deg,#b03828,#d04838)}
@keyframes fabPulse{0%{transform:scale(1);opacity:.55}100%{transform:scale(1.9);opacity:0}}
@keyframes pulse360{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(1.4)}}
#deco-fab::before{content:'';position:absolute;inset:0;border-radius:50%;border:2px solid var(--gold2);animation:fabPulse 2.2s ease-out infinite;pointer-events:none}
#deco-fab.open::before{animation:none;opacity:0}
#deco-fab-label{position:fixed;bottom:34px;right:86px;z-index:29;font-size:11px;color:var(--gold);background:var(--ui-bg);border:1px solid var(--ui-border);border-radius:20px;padding:4px 10px;backdrop-filter:blur(12px);opacity:1;transition:opacity .3s;pointer-events:none;white-space:nowrap}
#deco-fab-label.hidden{opacity:0}
#dpanel{position:fixed;top:50%;right:90px;transform:translateY(-50%) translateX(30px);z-index:25;min-width:205px;display:flex;flex-direction:column;gap:12px}
#dpanel.open{transform:translateY(-50%) translateX(0)}
.dpt{display:flex;align-items:center;gap:8px;font-size:11px;font-weight:600;letter-spacing:.1em;color:var(--gold);text-transform:uppercase;padding-bottom:10px;border-bottom:1px solid rgba(184,147,90,.18)}
.dgroup{display:flex;flex-direction:column;gap:6px}
.dlabel{font-size:10px;color:var(--ui-muted);letter-spacing:.06em;display:flex;align-items:center;gap:5px}
.dlabel-dot{width:6px;height:6px;border-radius:2px;background:var(--gold);opacity:.5;flex-shrink:0}
.dswatches{display:flex;gap:5px;flex-wrap:wrap}
.dsw{width:24px;height:24px;border-radius:6px;cursor:pointer;border:2px solid transparent;transition:transform .15s,border-color .15s,box-shadow .15s;position:relative}
.dsw:hover{transform:scale(1.2)}
.dsw.act{border-color:rgba(255,255,255,.9);box-shadow:0 0 0 1px rgba(255,255,255,.2);transform:scale(1.08)}
.dsw.act::after{content:'✓';position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:11px;color:rgba(255,255,255,.9)}
.dps{height:1px;background:rgba(255,255,255,.06)}
#ai-overlay{position:fixed;inset:0;z-index:38;background:rgba(0,0,0,.55);backdrop-filter:blur(2px);opacity:0;pointer-events:none;transition:opacity .3s}
#ai-overlay.open{opacity:1;pointer-events:all}
#aipanel{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%) scale(.96);z-index:40;background:var(--ui-bg);border:1px solid var(--ui-border);border-radius:18px;padding:0;backdrop-filter:blur(32px);box-shadow:0 32px 96px rgba(0,0,0,.85);width:min(680px,92vw);max-height:90vh;overflow:hidden;opacity:0;pointer-events:none;transition:opacity .35s,transform .4s cubic-bezier(.34,1.2,.64,1);display:flex;flex-direction:column}
#aipanel.open{opacity:1;pointer-events:all;transform:translate(-50%,-50%) scale(1)}
.ai-header{padding:22px 24px 18px;border-bottom:1px solid rgba(184,147,90,.14);display:flex;align-items:flex-start;justify-content:space-between;flex-shrink:0}
.ai-title{font-family:'Cormorant Garamond',serif;font-size:22px;font-weight:400;color:var(--gold);letter-spacing:.06em}
.ai-sub{font-size:11px;color:var(--ui-muted);margin-top:4px;max-width:400px;line-height:1.6}
.ai-close{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.08);border-radius:8px;padding:6px;cursor:pointer;color:var(--ui-muted);transition:all .15s;outline:none;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.ai-close:hover{background:rgba(255,255,255,.12);color:var(--ui-text)}
.ai-body{padding:20px 24px;overflow-y:auto;flex:1}
.ai-body::-webkit-scrollbar{width:4px}
.ai-body::-webkit-scrollbar-thumb{background:rgba(184,147,90,.25);border-radius:2px}
.ai-sec{margin-bottom:20px}
.ai-sec-t{font-size:9px;font-weight:600;letter-spacing:.18em;color:var(--gold);text-transform:uppercase;margin-bottom:12px;opacity:.8}
.ai-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.ai-field{display:flex;flex-direction:column;gap:5px}
.ai-label{font-size:10px;color:var(--ui-muted);letter-spacing:.06em}
.ai-input{background:rgba(255,255,255,.04);border:1px solid rgba(184,147,90,.2);border-radius:8px;padding:9px 12px;font-family:'Jost',sans-serif;font-size:13px;color:var(--ui-text);outline:none;transition:border-color .2s;width:100%}
.ai-input:focus{border-color:rgba(184,147,90,.55);background:rgba(184,147,90,.06)}
.ai-calc{font-size:10px;color:var(--gold);margin-top:2px;min-height:14px}
.ai-checks{display:flex;flex-wrap:wrap;gap:8px}
.ai-chk{display:flex;align-items:center;gap:6px;cursor:pointer;padding:5px 10px;border:1px solid rgba(184,147,90,.16);border-radius:7px;background:rgba(255,255,255,.03);transition:all .16s;user-select:none}
.ai-chk:hover{border-color:rgba(184,147,90,.35);background:rgba(184,147,90,.08)}
.ai-chk input{display:none}
.ai-chk.selected{border-color:rgba(184,147,90,.5);background:rgba(184,147,90,.12)}
.ai-chk span{font-size:11px;color:var(--ui-text)}
.ai-chk.selected span{color:var(--gold)}
.ai-selwrap{position:relative}
.ai-select{background:rgba(255,255,255,.04);border:1px solid rgba(184,147,90,.2);border-radius:8px;padding:9px 12px;font-family:'Jost',sans-serif;font-size:13px;color:var(--ui-text);outline:none;width:100%;cursor:pointer;-webkit-appearance:none}
.ai-select:focus{border-color:rgba(184,147,90,.55)}
.ai-select option{background:#1a1410}
.ai-selwrap::after{content:'';position:absolute;right:12px;top:50%;transform:translateY(-50%);border-left:4px solid transparent;border-right:4px solid transparent;border-top:5px solid var(--ui-muted);pointer-events:none}
.ai-footer{padding:16px 24px 20px;border-top:1px solid rgba(255,255,255,.05);display:flex;gap:10px;flex-shrink:0}
.ai-btn{flex:1;padding:11px;border:none;border-radius:10px;cursor:pointer;font-family:'Jost',sans-serif;font-size:12px;font-weight:500;letter-spacing:.06em;transition:all .2s;outline:none}
.ai-btn-p{background:linear-gradient(135deg,var(--gold),var(--gold2));color:#0c0a08}
.ai-btn-p:hover{background:linear-gradient(135deg,var(--gold2),#e0c888);transform:translateY(-1px)}
.ai-btn-s{background:rgba(184,147,90,.1);color:var(--gold);border:1px solid rgba(184,147,90,.25)}
.ai-btn-s:hover{background:rgba(184,147,90,.2)}
.ai-btn:disabled{opacity:.4;cursor:not-allowed;transform:none}
.ai-res{background:rgba(184,147,90,.06);border:1px solid rgba(184,147,90,.22);border-radius:12px;padding:16px;animation:resIn .4s cubic-bezier(.34,1.2,.64,1)}
@keyframes resIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.ai-res-hdr{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.ai-res-title{font-family:'Cormorant Garamond',serif;font-size:16px;color:var(--gold);font-weight:400}
.viab{font-size:10px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;padding:3px 10px;border-radius:20px}
.va{background:rgba(60,140,60,.25);color:#7be07b;border:1px solid rgba(60,140,60,.35)}
.vm{background:rgba(180,130,40,.22);color:#e8c860;border:1px solid rgba(180,130,40,.32)}
.vb{background:rgba(160,50,40,.22);color:#e08070;border:1px solid rgba(160,50,40,.32)}
.ai-room-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(118px,1fr));gap:8px;margin-bottom:12px}
.ai-rc{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.06);border-radius:8px;padding:8px 10px}
.ai-rc-n{font-size:10px;color:var(--ui-muted);margin-bottom:2px}
.ai-rc-a{font-size:13px;color:var(--ui-text);font-weight:500}
.ai-obs{font-size:11px;color:var(--ui-muted);line-height:1.7;padding-top:10px;border-top:1px solid rgba(255,255,255,.05)}
.ai-obs strong{color:var(--gold2)}
.ai-spin-wrap{display:flex;align-items:center;gap:10px;padding:16px;color:var(--ui-muted);font-size:12px;justify-content:center}
@keyframes spin{to{transform:rotate(360deg)}}
.ai-spinner{width:18px;height:18px;border:2px solid rgba(184,147,90,.2);border-top-color:var(--gold);border-radius:50%;animation:spin .8s linear infinite;flex-shrink:0}
#sel-highlight{position:fixed;pointer-events:none;z-index:50;display:none}
#sel-highlight.show{display:block}
.edit-hint{position:fixed;top:70px;left:50%;transform:translateX(-50%);z-index:25;font-size:11px;color:var(--gold);background:rgba(184,147,90,.14);border:1px solid rgba(184,147,90,.32);border-radius:20px;padding:5px 16px;letter-spacing:.06em;pointer-events:none;opacity:0;transition:opacity .3s}
.edit-hint.show{opacity:1}
@media(max-width:600px){#panel{display:none}.hb{display:none}.btn span{display:none}.btn{padding:8px 10px}#dpanel{right:16px;min-width:185px}#deco-fab{bottom:90px;right:16px}#deco-fab-label{display:none}#kpanel,#epanel,#editpanel{left:10px}#aipanel{width:96vw;max-height:96vh}.ai-grid{grid-template-columns:1fr}.ai-footer{flex-direction:column}}

  50%{transform:scale(1.25);opacity:1;}
}
</style>
</head>
<body>
<canvas id="c"></canvas>
<div id="loader"><div class="lt">ArchViz 3D</div><div class="ls">Gerador Procedural &middot; Planta 3D</div><div class="lb"><div class="lf" id="lf"></div></div></div>
<!-- ═══════════════════════════════════════════════════
     NOVO PAINEL LATERAL ESQUERDO — sempre visível
     ═══════════════════════════════════════════════════ -->
<div id="sidepanel">

  <!-- Título -->
  <div class="sp-title">
    <svg width="13" height="13" viewBox="0 0 24 24" fill="none" stroke="var(--gold)" stroke-width="1.8" stroke-linecap="round"><path d="M3 9l9-7 9 7v11a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2z"/><polyline points="9 22 9 12 15 12 15 22"/></svg>
    Área Externa
  </div>

  <!-- ── PAISAGISMO ── -->
  <div class="sp-sec"><span class="sp-sec-line"></span>Paisagismo<span class="sp-sec-line"></span></div>
  <div class="sp-grid">
    <button class="sp-btn" id="spb-trees" onclick="spToggle('trees',this)">
      <div class="sp-ico"><svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.7" stroke-linecap="round"><path d="M12 22v-7"/><path d="M12 15l-5-5h10l-5 5z"/><path d="M9 10l-4-4h14l-4 4z"/></svg></div>
      Árvores
    </button>
    <button class="sp-btn" id="spb-garden" onclick="spToggle('garden',this)">
      <div class="sp-ico"><svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.7" stroke-linecap="round"><circle cx="12" cy="8" r="3"/><path d="M12 11v10"/><path d="M8 19h8"/></svg></div>
      Jardim
    </button>
    <button class="sp-btn" id="spb-fence" onclick="spToggle('fence',this)">
      <div class="sp-ico"><svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.7" stroke-linecap="round"><line x1="3" y1="20" x2="21" y2="20"/><line x1="3" y1="13" x2="21" y2="13"/><line x1="6" y1="20" x2="6" y2="8"/><line x1="12" y1="20" x2="12" y2="8"/><line x1="18" y1="20" x2="18" y2="8"/></svg></div>
      Cerca
    </button>
    <button class="sp-btn" id="spb-path" onclick="spToggle('path',this)">
      <div class="sp-ico"><svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.7" stroke-linecap="round"><rect x="3" y="3" width="7" height="5" rx="1"/><rect x="14" y="3" width="7" height="5" rx="1"/><rect x="3" y="11" width="7" height="5" rx="1"/><rect x="14" y="11" width="7" height="5" rx="1"/></svg></div>
      Calçada
    </button>
  </div>

  <!-- ── PISCINA ── -->
  <div class="sp-sec"><span class="sp-sec-line"></span>Piscina<span class="sp-sec-line"></span></div>
  <button class="sp-btn-wide" id="spb-pool1" onclick="spToggleDraggable('pool1',this)">
    <div class="sp-ico-sm">
      <svg width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.8" stroke-linecap="round"><rect x="2" y="6" width="20" height="12" rx="3"/><line x1="2" y1="12" x2="22" y2="12"/><line x1="7" y1="6" x2="7" y2="18"/></svg>
    </div>
    <span>Piscina Ret. + Deck</span>
    <span class="sp-badge sp-badge-new">Mover</span>
  </button>
  <button class="sp-btn-wide" id="spb-pool2" onclick="spToggleDraggable('pool2',this)">
    <div class="sp-ico-sm">
      <svg width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.8" stroke-linecap="round"><ellipse cx="12" cy="12" rx="10" ry="5"/><path d="M2 12c3-3 7-3 10 0s7 3 10 0"/></svg>
    </div>
    <span>Prainha / Raia</span>
    <span class="sp-badge sp-badge-new">Mover</span>
  </button>

  <!-- ── ÁREA GOURMET ── -->
  <div class="sp-sec"><span class="sp-sec-line"></span>Área Gourmet<span class="sp-sec-line"></span></div>
  <button class="sp-btn-wide" id="spb-bbq" onclick="spToggleDraggable('bbq',this)">
    <div class="sp-ico-sm">
      <svg width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.8" stroke-linecap="round"><path d="M4 5h16v3H4z"/><path d="M6 8v8a2 2 0 0 0 4 0V8"/><path d="M14 8v8a2 2 0 0 0 4 0V8"/><line x1="12" y1="2" x2="12" y2="5"/></svg>
    </div>
    <span>Churrasqueira</span>
    <span class="sp-badge sp-badge-new">Novo</span>
  </button>
  <button class="sp-btn-wide" id="spb-espreg" onclick="spToggleDraggable('espreg',this)">
    <div class="sp-ico-sm">
      <svg width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.8" stroke-linecap="round"><path d="M4 18h16"/><path d="M4 18V9l5-4 5 4v9"/><circle cx="19" cy="8" r="2"/><path d="M17 18v-6"/></svg>
    </div>
    <span>Espreguiçadeiras</span>
    <span class="sp-badge sp-badge-new">Novo</span>
  </button>
  <div class="sp-grid">
    <button class="sp-btn" id="spb-pergola" onclick="spToggleDraggable('pergola',this)">
      <div class="sp-ico"><svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.7" stroke-linecap="round"><line x1="2" y1="6" x2="22" y2="6"/><line x1="5" y1="6" x2="5" y2="20"/><line x1="19" y1="6" x2="19" y2="20"/><line x1="12" y1="6" x2="12" y2="14" opacity=".5"/></svg></div>
      Pergolado
    </button>
    <button class="sp-btn" id="spb-furn" onclick="spToggleDraggable('furn',this)">
      <div class="sp-ico"><svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.7" stroke-linecap="round"><circle cx="12" cy="9" r="3"/><path d="M12 12v8"/><path d="M8 16h8"/></svg></div>
      Mesa+Cad.
    </button>
  </div>

  <!-- ── GARAGEM ── -->
  <div class="sp-sec"><span class="sp-sec-line"></span>Garagem<span class="sp-sec-line"></span></div>
  <button class="sp-btn-wide" id="spb-garage" onclick="spToggleDraggable('garage',this)">
    <div class="sp-ico-sm">
      <svg width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.8" stroke-linecap="round"><rect x="1" y="4" width="15" height="12" rx="1"/><path d="M16 8h5l2 4v4h-7V8z"/><circle cx="5.5" cy="17.5" r="2.5"/><circle cx="18.5" cy="17.5" r="2.5"/></svg>
    </div>
    <span>Garagem + Carro 3D</span>
    <span class="sp-badge sp-badge-new">Novo</span>
  </button>

  <div class="sp-div"></div>
  <div class="sp-note">💡 Gere uma planta primeiro. Objetos <strong style="color:var(--gold)">Novo</strong> são arrastáveis — clique para selecionar e mover no quintal.</div>
</div>
<div id="editpanel" class="spanel">
  <div class="pt" style="margin-bottom:10px;display:flex;align-items:center;gap:7px"><svg width="12" height="12" viewBox="0 0 24 24" fill="none" stroke="var(--gold)" stroke-width="1.8" stroke-linecap="round"><path d="M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7"/><path d="M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z"/></svg>Modo Edi&ccedil;&atilde;o</div>
  <div class="eprow"><div style="font-size:10px;color:var(--ui-muted);margin-bottom:3px">Selecionado</div><div class="selinfo" id="sel-info">Nenhum</div></div>
  <div class="eprow"><div style="font-size:10px;color:var(--ui-muted);margin-bottom:0">Adicionar M&oacute;vel</div>
    <div class="add-grid"><button class="add-btn" onclick="spawnFurn('sofa')">Sof&aacute;</button><button class="add-btn" onclick="spawnFurn('cama')">Cama</button><button class="add-btn" onclick="spawnFurn('mesa')">Mesa</button><button class="add-btn" onclick="spawnFurn('cadeira')">Cadeira</button><button class="add-btn" onclick="spawnFurn('armario')">Arm&aacute;rio</button><button class="add-btn" onclick="spawnFurn('planta')">Planta</button></div>
  </div>
  <button class="del-btn" id="del-btn" onclick="deleteSelected()" disabled><svg width="11" height="11" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round"><polyline points="3 6 5 6 21 6"/><path d="M19 6l-1 14a2 2 0 0 1-2 2H8a2 2 0 0 1-2-2L5 6"/></svg>Remover Item</button>
</div>
<div id="deco-fab-label">Decora&ccedil;&atilde;o</div>
<button id="deco-fab" onclick="togglePanel('dpanel','deco-fab')">
  <svg width="22" height="22" viewBox="0 0 24 24" fill="none" stroke="rgba(12,10,8,.85)" stroke-width="1.8" stroke-linecap="round"><circle cx="12" cy="12" r="9"/><circle cx="7" cy="12" r="1.5" fill="rgba(12,10,8,.85)" stroke="none"/><circle cx="10" cy="8" r="1.5" fill="rgba(12,10,8,.85)" stroke="none"/><circle cx="14" cy="8" r="1.5" fill="rgba(12,10,8,.85)" stroke="none"/><circle cx="17" cy="12" r="1.5" fill="rgba(12,10,8,.85)" stroke="none"/></svg>
</button>
<div id="dpanel" class="spanel">
  <div class="dpt"><svg width="14" height="14" viewBox="0 0 16 16" fill="none"><circle cx="8" cy="8" r="7" stroke="var(--gold)" stroke-width="1"/><circle cx="4.5" cy="9" r="1.2" fill="#c04030"/><circle cx="7" cy="6" r="1.2" fill="#4a8a50"/><circle cx="10" cy="6" r="1.2" fill="#4878b0"/><circle cx="12" cy="9" r="1.2" fill="var(--gold)"/></svg>Decora&ccedil;&atilde;o</div>
  <div class="dgroup"><div class="dlabel"><div class="dlabel-dot"></div>Cor das Paredes</div><div class="dswatches" id="sw-wall"><div class="dsw act" data-hex="f0ebe0" style="background:#f0ebe0" title="Areia"></div><div class="dsw" data-hex="e8e0d8" style="background:#e8e0d8" title="Off-White"></div><div class="dsw" data-hex="d4dde0" style="background:#d4dde0" title="Azul N&eacute;voa"></div><div class="dsw" data-hex="d8e4d4" style="background:#d8e4d4" title="Verde Sage"></div><div class="dsw" data-hex="e8d8d0" style="background:#e8d8d0" title="Rosa Quartz"></div><div class="dsw" data-hex="2e2a26" style="background:#2e2a26" title="Carv&atilde;o"></div></div></div>
  <div class="dps"></div>
  <div class="dgroup"><div class="dlabel"><div class="dlabel-dot" style="background:#7a8ab0"></div>Sof&aacute;</div><div class="dswatches" id="sw-sofa"><div class="dsw act" data-hex="575048" style="background:#575048" title="Grafite"></div><div class="dsw" data-hex="3a4a5a" style="background:#3a4a5a" title="Azul Navy"></div><div class="dsw" data-hex="5a3a2e" style="background:#5a3a2e" title="Terracota"></div><div class="dsw" data-hex="7a8a70" style="background:#7a8a70" title="Verde Musgo"></div><div class="dsw" data-hex="9a8878" style="background:#9a8878" title="Bege Camel"></div></div></div>
  <div class="dps"></div>
  <div class="dgroup"><div class="dlabel"><div class="dlabel-dot" style="background:#c8a870"></div>Piso</div><div class="dswatches" id="sw-floor"><div class="dsw act" data-hex="c8a870" style="background:#c8a870" title="Madeira Clara"></div><div class="dsw" data-hex="7a5a3a" style="background:#7a5a3a" title="Madeira Escura"></div><div class="dsw" data-hex="d4cfc8" style="background:#d4cfc8" title="Concreto"></div><div class="dsw" data-hex="c8b89a" style="background:#c8b89a" title="Carvalho"></div><div class="dsw" data-hex="3a3530" style="background:#3a3530" title="Wengu&eacute;"></div></div></div>
  <div class="dps"></div>
  <div class="dgroup"><div class="dlabel"><div class="dlabel-dot" style="background:#f0f0e8"></div>Teto</div><div class="dswatches" id="sw-ceil"><div class="dsw act" data-hex="f8f3ec" style="background:#f8f3ec" title="Branco Quente"></div><div class="dsw" data-hex="ffffff" style="background:#ffffff" title="Branco Puro"></div><div class="dsw" data-hex="dde8f0" style="background:#dde8f0" title="Azul Gelo"></div><div class="dsw" data-hex="1a1a1a" style="background:#1a1a1a" title="Preto"></div></div></div>
  <div class="dps"></div>
  <div class="dgroup"><div class="dlabel"><div class="dlabel-dot" style="background:#8a6850"></div>Tapete</div><div class="dswatches" id="sw-rug"><div class="dsw act" data-hex="584030" style="background:#584030" title="Terracota"></div><div class="dsw" data-hex="3a4a58" style="background:#3a4a58" title="Azul"></div><div class="dsw" data-hex="485840" style="background:#485840" title="Verde"></div><div class="dsw" data-hex="585040" style="background:#585040" title="Oliva"></div><div class="dsw" data-hex="e0d8cc" style="background:#e0d8cc" title="Creme"></div></div></div>
</div>
<div id="ai-overlay" onclick="closeAI()"></div>
<div id="aipanel">
  <div class="ai-header"><div><div class="ai-title">Assistente de Planta</div><div class="ai-sub">Informe as dimens&otilde;es e programa &mdash; o sistema gera a planta 3D do zero, proceduralmente.</div></div><button class="ai-close" onclick="closeAI()"><svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round"><line x1="18" y1="6" x2="6" y2="18"/><line x1="6" y1="6" x2="18" y2="18"/></svg></button></div>
  <div class="ai-body" id="ai-body">
    <div id="ai-form">
      <div class="ai-sec"><div class="ai-sec-t">Dimens&otilde;es do Terreno</div><div class="ai-grid"><div class="ai-field"><label class="ai-label">Largura (m)</label><input class="ai-input" id="ai-w" type="number" min="4" max="50" step=".5" value="6" oninput="calcArea()"></div><div class="ai-field"><label class="ai-label">Comprimento (m)</label><input class="ai-input" id="ai-d" type="number" min="4" max="100" step=".5" value="8" oninput="calcArea()"></div></div><div class="ai-calc" id="ai-area-calc">&#x2014; &Aacute;rea: <strong style="color:var(--gold)">48 m&sup2;</strong></div></div>
      <div class="ai-sec"><div class="ai-sec-t">Programa de Necessidades</div><div class="ai-grid"><div class="ai-field"><label class="ai-label">Quartos (total)</label><input class="ai-input" id="ai-qts" type="number" min="1" max="5" value="2"></div><div class="ai-field"><label class="ai-label">Su&iacute;tes</label><input class="ai-input" id="ai-suites" type="number" min="0" max="4" value="1" oninput="calcBaths()"></div><div class="ai-field"><label class="ai-label">Banh. Sociais</label><input class="ai-input" id="ai-bths-social" type="number" min="0" max="3" value="1" oninput="calcBaths()"></div><div class="ai-field" style="display:none"><input class="ai-input" id="ai-bths" type="number" value="2"></div></div><div class="ai-calc" id="bath-calc" style="font-size:9px;color:var(--ui-muted);margin-top:3px">&#x2014; 1 su&iacute;te + 1 banheiro social = 2 banheiros</div></div>
      <div class="ai-sec"><div class="ai-sec-t">Ambientes Desejados</div><div class="ai-checks"><label class="ai-chk selected"><input type="checkbox" id="chk-suite" checked><span>Su&iacute;te</span></label><label class="ai-chk selected"><input type="checkbox" id="chk-sala" checked><span>Sala de Estar</span></label><label class="ai-chk selected"><input type="checkbox" id="chk-coz" checked><span>Cozinha</span></label><label class="ai-chk"><input type="checkbox" id="chk-garagem"><span>Garagem</span></label><label class="ai-chk"><input type="checkbox" id="chk-servico"><span>&Aacute;rea de Servi&ccedil;o</span></label><label class="ai-chk"><input type="checkbox" id="chk-escritorio"><span>Escrit&oacute;rio</span></label></div></div>
      <div class="ai-sec"><div class="ai-sec-t">Prioridade</div><div class="ai-selwrap"><select class="ai-select" id="ai-prio"><option value="aproveitamento">Melhor aproveitamento de &aacute;rea</option><option value="conforto">Conforto e espa&ccedil;o interno</option><option value="ventilacao">Ventila&ccedil;&atilde;o e ilumina&ccedil;&atilde;o natural</option><option value="custo">Menor custo construtivo</option><option value="fachada">Fachada valorizada</option></select></div></div>
    </div>
    <div id="ai-result-wrap" style="display:none"></div>
  </div>
  <div class="ai-footer">
    <button class="ai-btn ai-btn-p" id="ai-gen-btn" onclick="runGenerate()"><svg width="12" height="12" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" style="display:inline;vertical-align:middle;margin-right:5px"><path d="M12 2L2 7l10 5 10-5-10-5z"/><path d="M2 17l10 5 10-5"/><path d="M2 12l10 5 10-5"/></svg>Gerar Planta 3D</button>
    <button class="ai-btn ai-btn-s" id="ai-var-btn" style="display:none" onclick="runVariation()"><svg width="12" height="12" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" style="display:inline;vertical-align:middle;margin-right:5px"><path d="M21 2v6h-6"/><path d="M3 12a9 9 0 0 1 15-6.7L21 8"/><path d="M3 22v-6h6"/><path d="M21 12a9 9 0 0 1-15 6.7L3 16"/></svg>Nova Varia&ccedil;&atilde;o</button>
  </div>
</div>

<div id="hdr"><div><div class="ht">Gerador de Plantas 3D</div><div class="hs">Sistema Procedural &middot; ArchViz Premium</div></div><div class="hb" id="hb-badge">Configure no painel IA</div></div>
<div id="panel">
  <div class="pt">C&ocirc;modos</div>
  <div id="room-list"><div class="empty-hint">Nenhuma planta<br>gerada ainda.<br><br>Use o bot&atilde;o<br><strong style="color:var(--gold)">Planta IA</strong></div></div>
  <div class="ps"></div>
  <div class="sr"><span class="sl">&Aacute;rea Total</span><span class="sv" id="sv-area">&mdash;</span></div>
  <div class="sr"><span class="sl">Quartos</span><span class="sv" id="sv-qts">&mdash;</span></div>
  <div class="sr"><span class="sl">Banheiros</span><span class="sv" id="sv-bths">&mdash;</span></div>
</div>
<div id="tb">
  <button class="btn bp" id="bPe" onclick="setView('p')"><svg width="13" height="13" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.7" stroke-linecap="round" stroke-linejoin="round"><path d="M21 16V8a2 2 0 0 0-1-1.73l-7-4a2 2 0 0 0-2 0l-7 4A2 2 0 0 0 3 8v8a2 2 0 0 0 1 1.73l7 4a2 2 0 0 0 2 0l7-4A2 2 0 0 0 21 16z"/><polyline points="3.27 6.96 12 12.01 20.73 6.96"/><line x1="12" y1="22.08" x2="12" y2="12"/></svg><span>Perspectiva</span></button>
  <button class="btn bg" id="bTo" onclick="setView('t')"><svg width="13" height="13" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.7" stroke-linecap="round" stroke-linejoin="round"><rect x="3" y="3" width="7" height="7"/><rect x="14" y="3" width="7" height="7"/><rect x="3" y="14" width="7" height="7"/><rect x="14" y="14" width="7" height="7"/></svg><span>Vista Superior</span></button>
  <div class="ts"></div>
  <button class="btn bg" id="bW" onclick="toggleWalls()"><svg width="13" height="13" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.7" stroke-linecap="round" stroke-linejoin="round"><rect x="2" y="4" width="20" height="16" rx="1"/><line x1="2" y1="10" x2="22" y2="10"/><line x1="2" y1="16" x2="22" y2="16"/><line x1="8" y1="10" x2="8" y2="4"/><line x1="16" y1="16" x2="16" y2="10"/></svg><span>Paredes</span></button>
  <button class="btn bg" id="bR" onclick="toggleRoof()"><svg width="13" height="13" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.7" stroke-linecap="round" stroke-linejoin="round"><polyline points="3 12 12 3 21 12"/><path d="M5 12v7a2 2 0 0 0 2 2h10a2 2 0 0 0 2-2v-7"/></svg><span>Teto</span></button>
  <div class="ts"></div>
  <button class="btn bg" id="bAI" onclick="toggleAI()"><svg width="13" height="13" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.7" stroke-linecap="round" stroke-linejoin="round"><path d="M12 2L2 7l10 5 10-5-10-5z"/><path d="M2 17l10 5 10-5"/><path d="M2 12l10 5 10-5"/></svg><span>Planta IA</span></button>
  <button class="btn bg" id="bEdit" onclick="toggleEditMode()"><svg width="13" height="13" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.7" stroke-linecap="round" stroke-linejoin="round"><path d="M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7"/><path d="M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z"/></svg><span>Editar</span></button>
  <button class="btn bg" id="bK" onclick="togglePanel('kpanel','bK')"><svg width="13" height="13" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.7" stroke-linecap="round" stroke-linejoin="round"><rect x="2" y="7" width="20" height="14" rx="1"/><path d="M16 7V5a2 2 0 0 0-4 0v2"/><circle cx="8.5" cy="12.5" r="1.5"/><circle cx="15.5" cy="12.5" r="1.5"/><circle cx="8.5" cy="17.5" r="1.5"/></svg><span>Cozinha</span></button>
  <div class="ts"></div>
  <button class="btn bg" onclick="resetCam()"><svg width="13" height="13" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.7" stroke-linecap="round" stroke-linejoin="round"><path d="M3 12a9 9 0 1 0 9-9 9.75 9.75 0 0 0-6.74 2.74L3 8"/><path d="M3 3v5h5"/></svg><span>Reset</span></button>
  <button class="btn bg" id="b360" onclick="toggle360()"><svg width="13" height="13" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.7" stroke-linecap="round" stroke-linejoin="round"><ellipse cx="12" cy="12" rx="10" ry="4"/><path d="M12 2a15.3 15.3 0 0 1 4 10 15.3 15.3 0 0 1-4 10"/><path d="M12 2a15.3 15.3 0 0 0-4 10 15.3 15.3 0 0 0 4 10"/></svg><span>Tour 360&deg;</span></button>
</div>
<div id="hint">Arraste &middot; Scroll zoom &middot; Bot&atilde;o direito mover &mdash; Gere uma planta pelo painel <strong style="color:var(--gold)">IA</strong></div>
<div id="tour360-indicator" style="display:none;position:fixed;top:70px;left:50%;transform:translateX(-50%);z-index:30;background:rgba(184,147,90,.18);border:1px solid rgba(184,147,90,.5);border-radius:30px;padding:7px 20px;font-size:12px;color:var(--gold);letter-spacing:.08em;backdrop-filter:blur(12px);pointer-events:none">
  <span style="display:inline-flex;align-items:center;gap:8px">
    <span style="width:8px;height:8px;background:var(--gold);border-radius:50%;display:inline-block;animation:pulse360 1s ease-in-out infinite"></span>
    Tour 360&deg; ativo &mdash; clique em qualquer lugar ou pressione ESC para parar
  </span>
</div>
<div id="ext-sel-panel">
  <span class="gizmo-lbl" id="ext-sel-lbl">Objeto</span>
  <span class="gizmo-sep"></span>
  <button class="gbtn" onclick="extRotate(-Math.PI/8)"><svg width="12" height="12" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round"><path d="M2.5 2v6h6"/><path d="M2.66 15.57a10 10 0 1 0 .57-8.38"/></svg> -45&deg;</button>
  <button class="gbtn" onclick="extRotate(Math.PI/8)"><svg width="12" height="12" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round"><path d="M21.5 2v6h-6"/><path d="M21.34 15.57a10 10 0 1 1-.57-8.38"/></svg> +45&deg;</button>
  <button class="gbtn" onclick="extRotate(Math.PI/2)">&#x27F3; 90&deg;</button>
  <span class="gizmo-sep"></span>
  <button class="gbtn" onclick="extResetPos()"><svg width="11" height="11" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round"><path d="M3 12a9 9 0 1 0 9-9 9.75 9.75 0 0 0-6.74 2.74L3 8"/><path d="M3 3v5h5"/></svg> Reposicionar</button>
  <span class="gizmo-sep"></span>
  <button class="gbtn danger" onclick="extDelete()"><svg width="11" height="11" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round"><polyline points="3 6 5 6 21 6"/><path d="M19 6l-1 14a2 2 0 0 1-2 2H8a2 2 0 0 1-2-2L5 6"/></svg> Remover</button>
  <span class="gizmo-sep"></span>
  <button class="gbtn" onclick="extDeselect()">&times;</button>
</div>
<div id="ext-mode-hint">Modo Externo &mdash; Clique para selecionar &middot; Arraste para mover &middot; Scroll = zoom</div>
<div class="edit-hint" id="edit-hint">Modo Edi&ccedil;&atilde;o Universal &mdash; Clique em qualquer objeto para selecionar &middot; Arraste para mover &middot; ESC para sair</div>
<div id="cmp"><svg id="csw" viewBox="0 0 32 32" width="30" height="30" fill="none" style="transition:transform .2s"><circle cx="16" cy="16" r="13" stroke="rgba(184,147,90,0.3)" stroke-width="1"/><polygon points="16,3 18,15 16,13 14,15" fill="#c04030"/><polygon points="16,29 18,17 16,19 14,17" fill="#555"/><text x="16" y="2.5" text-anchor="middle" fill="#c04030" font-size="3.5" font-family="Jost,sans-serif">N</text></svg></div>
<div id="kpanel" class="spanel">
  <div class="pt" style="margin-bottom:12px;display:flex;align-items:center;gap:7px"><svg width="12" height="12" viewBox="0 0 24 24" fill="none" stroke="var(--gold)" stroke-width="1.8" stroke-linecap="round"><rect x="2" y="7" width="20" height="14" rx="1"/><path d="M16 7V5a2 2 0 0 0-4 0v2"/><circle cx="8.5" cy="12.5" r="1.5"/><circle cx="15.5" cy="12.5" r="1.5"/><circle cx="8.5" cy="17.5" r="1.5"/></svg>Cozinha</div>
  <div class="krow"><span class="klabel">Fog&atilde;o</span><button class="kbtn" onclick="cycleStove()"><svg width="10" height="10" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2.2" stroke-linecap="round"><path d="M21 2v6h-6"/><path d="M3 12a9 9 0 0 1 15-6.7L21 8"/></svg><span id="stoveLbl">Pos 1</span></button></div>
  <div class="krow"><span class="klabel">Bancos &uarr;&darr;</span><div class="karr"><button class="kbtn" onclick="moveStools(0,-0.35)"><svg width="10" height="10" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2.2" stroke-linecap="round"><polyline points="18 15 12 9 6 15"/></svg></button><button class="kbtn" onclick="moveStools(0,0.35)"><svg width="10" height="10" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2.2" stroke-linecap="round"><polyline points="6 9 12 15 18 9"/></svg></button></div></div>
  <div class="krow"><span class="klabel">Bancos &larr;&rarr;</span><div class="karr"><button class="kbtn" onclick="moveStools(-0.3,0)"><svg width="10" height="10" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2.2" stroke-linecap="round"><polyline points="15 18 9 12 15 6"/></svg></button><button class="kbtn" onclick="moveStools(0.3,0)"><svg width="10" height="10" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2.2" stroke-linecap="round"><polyline points="9 18 15 12 9 6"/></svg></button></div></div>
  <div style="text-align:right;padding-top:5px"><span class="kval" id="stoolPos">&mdash;</span></div>
</div>
<div id="epanel" class="spanel" style="display:none!important"></div>
<div id="editpanel" class="spanel">
  <div class="pt" style="margin-bottom:10px;display:flex;align-items:center;gap:7px"><svg width="12" height="12" viewBox="0 0 24 24" fill="none" stroke="var(--gold)" stroke-width="1.8" stroke-linecap="round"><path d="M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7"/><path d="M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z"/></svg>Modo Edi&ccedil;&atilde;o</div>
  <div class="eprow"><div style="font-size:10px;color:var(--ui-muted);margin-bottom:3px">Selecionado</div><div class="selinfo" id="sel-info">Nenhum</div></div>
  <div class="eprow"><div style="font-size:10px;color:var(--ui-muted);margin-bottom:0">Adicionar M&oacute;vel</div>
    <div class="add-grid"><button class="add-btn" onclick="spawnFurn('sofa')">Sof&aacute;</button><button class="add-btn" onclick="spawnFurn('cama')">Cama</button><button class="add-btn" onclick="spawnFurn('mesa')">Mesa</button><button class="add-btn" onclick="spawnFurn('cadeira')">Cadeira</button><button class="add-btn" onclick="spawnFurn('armario')">Arm&aacute;rio</button><button class="add-btn" onclick="spawnFurn('planta')">Planta</button></div>
  </div>
  <button class="del-btn" id="del-btn" onclick="deleteSelected()" disabled><svg width="11" height="11" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round"><polyline points="3 6 5 6 21 6"/><path d="M19 6l-1 14a2 2 0 0 1-2 2H8a2 2 0 0 1-2-2L5 6"/></svg>Remover Item</button>
</div>
<div id="deco-fab-label">Decora&ccedil;&atilde;o</div>
<button id="deco-fab" onclick="togglePanel('dpanel','deco-fab')">
  <svg width="22" height="22" viewBox="0 0 24 24" fill="none" stroke="rgba(12,10,8,.85)" stroke-width="1.8" stroke-linecap="round"><circle cx="12" cy="12" r="9"/><circle cx="7" cy="12" r="1.5" fill="rgba(12,10,8,.85)" stroke="none"/><circle cx="10" cy="8" r="1.5" fill="rgba(12,10,8,.85)" stroke="none"/><circle cx="14" cy="8" r="1.5" fill="rgba(12,10,8,.85)" stroke="none"/><circle cx="17" cy="12" r="1.5" fill="rgba(12,10,8,.85)" stroke="none"/></svg>
</button>
<div id="dpanel" class="spanel">
  <div class="dpt"><svg width="14" height="14" viewBox="0 0 16 16" fill="none"><circle cx="8" cy="8" r="7" stroke="var(--gold)" stroke-width="1"/><circle cx="4.5" cy="9" r="1.2" fill="#c04030"/><circle cx="7" cy="6" r="1.2" fill="#4a8a50"/><circle cx="10" cy="6" r="1.2" fill="#4878b0"/><circle cx="12" cy="9" r="1.2" fill="var(--gold)"/></svg>Decora&ccedil;&atilde;o</div>
  <div class="dgroup"><div class="dlabel"><div class="dlabel-dot"></div>Cor das Paredes</div><div class="dswatches" id="sw-wall"><div class="dsw act" data-hex="f0ebe0" style="background:#f0ebe0" title="Areia"></div><div class="dsw" data-hex="e8e0d8" style="background:#e8e0d8" title="Off-White"></div><div class="dsw" data-hex="d4dde0" style="background:#d4dde0" title="Azul N&eacute;voa"></div><div class="dsw" data-hex="d8e4d4" style="background:#d8e4d4" title="Verde Sage"></div><div class="dsw" data-hex="e8d8d0" style="background:#e8d8d0" title="Rosa Quartz"></div><div class="dsw" data-hex="2e2a26" style="background:#2e2a26" title="Carv&atilde;o"></div></div></div>
  <div class="dps"></div>
  <div class="dgroup"><div class="dlabel"><div class="dlabel-dot" style="background:#7a8ab0"></div>Sof&aacute;</div><div class="dswatches" id="sw-sofa"><div class="dsw act" data-hex="575048" style="background:#575048" title="Grafite"></div><div class="dsw" data-hex="3a4a5a" style="background:#3a4a5a" title="Azul Navy"></div><div class="dsw" data-hex="5a3a2e" style="background:#5a3a2e" title="Terracota"></div><div class="dsw" data-hex="7a8a70" style="background:#7a8a70" title="Verde Musgo"></div><div class="dsw" data-hex="9a8878" style="background:#9a8878" title="Bege Camel"></div></div></div>
  <div class="dps"></div>
  <div class="dgroup"><div class="dlabel"><div class="dlabel-dot" style="background:#c8a870"></div>Piso</div><div class="dswatches" id="sw-floor"><div class="dsw act" data-hex="c8a870" style="background:#c8a870" title="Madeira Clara"></div><div class="dsw" data-hex="7a5a3a" style="background:#7a5a3a" title="Madeira Escura"></div><div class="dsw" data-hex="d4cfc8" style="background:#d4cfc8" title="Concreto"></div><div class="dsw" data-hex="c8b89a" style="background:#c8b89a" title="Carvalho"></div><div class="dsw" data-hex="3a3530" style="background:#3a3530" title="Wengu&eacute;"></div></div></div>
  <div class="dps"></div>
  <div class="dgroup"><div class="dlabel"><div class="dlabel-dot" style="background:#f0f0e8"></div>Teto</div><div class="dswatches" id="sw-ceil"><div class="dsw act" data-hex="f8f3ec" style="background:#f8f3ec" title="Branco Quente"></div><div class="dsw" data-hex="ffffff" style="background:#ffffff" title="Branco Puro"></div><div class="dsw" data-hex="dde8f0" style="background:#dde8f0" title="Azul Gelo"></div><div class="dsw" data-hex="1a1a1a" style="background:#1a1a1a" title="Preto"></div></div></div>
  <div class="dps"></div>
  <div class="dgroup"><div class="dlabel"><div class="dlabel-dot" style="background:#8a6850"></div>Tapete</div><div class="dswatches" id="sw-rug"><div class="dsw act" data-hex="584030" style="background:#584030" title="Terracota"></div><div class="dsw" data-hex="3a4a58" style="background:#3a4a58" title="Azul"></div><div class="dsw" data-hex="485840" style="background:#485840" title="Verde"></div><div class="dsw" data-hex="585040" style="background:#585040" title="Oliva"></div><div class="dsw" data-hex="e0d8cc" style="background:#e0d8cc" title="Creme"></div></div></div>
</div>
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  <div class="ai-header"><div><div class="ai-title">Assistente de Planta</div><div class="ai-sub">Informe as dimens&otilde;es e programa &mdash; o sistema gera a planta 3D do zero, proceduralmente.</div></div><button class="ai-close" onclick="closeAI()"><svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round"><line x1="18" y1="6" x2="6" y2="18"/><line x1="6" y1="6" x2="18" y2="18"/></svg></button></div>
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      <div class="ai-sec"><div class="ai-sec-t">Dimens&otilde;es do Terreno</div><div class="ai-grid"><div class="ai-field"><label class="ai-label">Largura (m)</label><input class="ai-input" id="ai-w" type="number" min="4" max="50" step=".5" value="6" oninput="calcArea()"></div><div class="ai-field"><label class="ai-label">Comprimento (m)</label><input class="ai-input" id="ai-d" type="number" min="4" max="100" step=".5" value="8" oninput="calcArea()"></div></div><div class="ai-calc" id="ai-area-calc">&#x2014; &Aacute;rea: <strong style="color:var(--gold)">48 m&sup2;</strong></div></div>
      <div class="ai-sec"><div class="ai-sec-t">Programa de Necessidades</div><div class="ai-grid"><div class="ai-field"><label class="ai-label">Quartos (total)</label><input class="ai-input" id="ai-qts" type="number" min="1" max="5" value="2"></div><div class="ai-field"><label class="ai-label">Su&iacute;tes</label><input class="ai-input" id="ai-suites" type="number" min="0" max="4" value="1" oninput="calcBaths()"></div><div class="ai-field"><label class="ai-label">Banh. Sociais</label><input class="ai-input" id="ai-bths-social" type="number" min="0" max="3" value="1" oninput="calcBaths()"></div><div class="ai-field" style="display:none"><input class="ai-input" id="ai-bths" type="number" value="2"></div></div><div class="ai-calc" id="bath-calc" style="font-size:9px;color:var(--ui-muted);margin-top:3px">&#x2014; 1 su&iacute;te + 1 banheiro social = 2 banheiros</div></div>
      <div class="ai-sec"><div class="ai-sec-t">Ambientes Desejados</div><div class="ai-checks"><label class="ai-chk selected"><input type="checkbox" id="chk-suite" checked><span>Su&iacute;te</span></label><label class="ai-chk selected"><input type="checkbox" id="chk-sala" checked><span>Sala de Estar</span></label><label class="ai-chk selected"><input type="checkbox" id="chk-coz" checked><span>Cozinha</span></label><label class="ai-chk"><input type="checkbox" id="chk-garagem"><span>Garagem</span></label><label class="ai-chk"><input type="checkbox" id="chk-servico"><span>&Aacute;rea de Servi&ccedil;o</span></label><label class="ai-chk"><input type="checkbox" id="chk-escritorio"><span>Escrit&oacute;rio</span></label></div></div>
      <div class="ai-sec"><div class="ai-sec-t">Prioridade</div><div class="ai-selwrap"><select class="ai-select" id="ai-prio"><option value="aproveitamento">Melhor aproveitamento de &aacute;rea</option><option value="conforto">Conforto e espa&ccedil;o interno</option><option value="ventilacao">Ventila&ccedil;&atilde;o e ilumina&ccedil;&atilde;o natural</option><option value="custo">Menor custo construtivo</option><option value="fachada">Fachada valorizada</option></select></div></div>
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<script src="https://cdnjs.cloudflare.com/ajax/libs/three.js/r128/three.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/gsap/3.12.2/gsap.min.js"></script>
<script>
'use strict';
// ═══════════════════════════════════════════════════
//  RENDERER + SCENE SETUP
// ═══════════════════════════════════════════════════
const canvas = document.getElementById('c');
const R = new THREE.WebGLRenderer({canvas, antialias:true});
R.setPixelRatio(Math.min(window.devicePixelRatio,2));
R.shadowMap.enabled=true; R.shadowMap.type=THREE.PCFSoftShadowMap;
R.outputEncoding=THREE.sRGBEncoding; R.toneMapping=THREE.ACESFilmicToneMapping;
R.toneMappingExposure=1.2; R.physicallyCorrectLights=true;
const scene=new THREE.Scene(); scene.background=new THREE.Color(0x0d0b09);
scene.fog=new THREE.Fog(0x0d0b09,40,100);
const camera=new THREE.PerspectiveCamera(42,1,.1,300);

// ═══════════════════════════════════════════════════
//  GLOBAL STATE
// ═══════════════════════════════════════════════════
let gStructure=null, gFurniture=null, gExternal=null, gRoof=null;
let currentRooms=[], buildingCfg=null;
let furnitureItems=[]; // {group, type, label}
let selectedItem=null;
let editMode=false;
let wVis=true, rVis=true;
let gStove=null, stoolGroups=[], stoolBX=0, stoolBZ=0;
let _stoveIdx=0;
const extGroups={};         // keyed groups from buildExternal (always-visible layer)
const extObjects=[];        // {group, key, label} — draggable external objects
let selExtObj=null;         // currently selected external object
let extDragTarget=null;
let extDragOffset=new THREE.Vector3();
let extDragPlane=new THREE.Plane(new THREE.Vector3(0,1,0),0);
let extSelHL=null;          // BoxHelper for selected external object
const WT=0.12, H=2.8;

// ═══════════════════════════════════════════════════
//  TEXTURES
// ═══════════════════════════════════════════════════
function tex(sz,fn){const c=document.createElement('canvas');c.width=c.height=sz;fn(c.getContext('2d'),sz);return new THREE.CanvasTexture(c);}
const tWood=tex(512,(ctx,s)=>{const g=ctx.createLinearGradient(0,0,s,0);g.addColorStop(0,'#c8a870');g.addColorStop(.5,'#b89860');g.addColorStop(1,'#c4a46c');ctx.fillStyle=g;ctx.fillRect(0,0,s,s);for(let i=0;i<24;i++){ctx.strokeStyle=`rgba(80,50,18,${.05+Math.random()*.08})`;ctx.lineWidth=.5+Math.random()*1.5;ctx.beginPath();const y=i*(s/24);ctx.moveTo(0,y);for(let x=0;x<=s;x+=16)ctx.lineTo(x,y+(Math.random()-.5)*4);ctx.stroke();}for(let i=0;i<60;i++){ctx.strokeStyle=`rgba(100,60,20,${.02+Math.random()*.04})`;ctx.lineWidth=.4;ctx.beginPath();const x=Math.random()*s;ctx.moveTo(x,0);ctx.lineTo(x+(Math.random()*8-4),s);ctx.stroke();}});
tWood.wrapS=tWood.wrapT=THREE.RepeatWrapping;tWood.repeat.set(4,5);
const tWall=tex(256,(ctx,s)=>{ctx.fillStyle='#ece7de';ctx.fillRect(0,0,s,s);for(let i=0;i<4000;i++){ctx.fillStyle=`rgba(${120+Math.random()*60},${110+Math.random()*50},${90+Math.random()*40},.012)`;ctx.fillRect(Math.random()*s,Math.random()*s,2,2);}});
tWall.wrapS=tWall.wrapT=THREE.RepeatWrapping;tWall.repeat.set(2,1.2);
const tTile=tex(256,(ctx,s)=>{ctx.fillStyle='#d4e2ea';ctx.fillRect(0,0,s,s);const g=32;ctx.strokeStyle='rgba(120,160,185,.45)';ctx.lineWidth=1.5;for(let x=0;x<=s;x+=g){ctx.beginPath();ctx.moveTo(x,0);ctx.lineTo(x,s);ctx.stroke()}for(let y=0;y<=s;y+=g){ctx.beginPath();ctx.moveTo(0,y);ctx.lineTo(s,y);ctx.stroke()}});
tTile.wrapS=tTile.wrapT=THREE.RepeatWrapping;tTile.repeat.set(3,3);
const tMarble=tex(256,(ctx,s)=>{ctx.fillStyle='#e8dfd0';ctx.fillRect(0,0,s,s);for(let i=0;i<10;i++){ctx.beginPath();ctx.strokeStyle=`rgba(155,135,105,${.12+Math.random()*.18})`;ctx.lineWidth=.8+Math.random()*2;ctx.moveTo(Math.random()*s,Math.random()*s);for(let j=0;j<6;j++)ctx.bezierCurveTo(Math.random()*s,Math.random()*s,Math.random()*s,Math.random()*s,Math.random()*s,Math.random()*s);ctx.stroke();}});
const tFabric=tex(128,(ctx,s)=>{ctx.fillStyle='#605850';ctx.fillRect(0,0,s,s);for(let i=0;i<s;i+=3){ctx.strokeStyle=i%6===0?`rgba(80,72,64,.9)`:`rgba(68,60,54,.9)`;ctx.lineWidth=1.5;ctx.beginPath();ctx.moveTo(0,i);ctx.lineTo(s,i);ctx.stroke();}for(let i=0;i<s;i+=6){ctx.strokeStyle=`rgba(90,80,68,.3)`;ctx.lineWidth=.5;ctx.beginPath();ctx.moveTo(i,0);ctx.lineTo(i,s);ctx.stroke();}});
tFabric.wrapS=tFabric.wrapT=THREE.RepeatWrapping;tFabric.repeat.set(3,2);

// ═══════════════════════════════════════════════════
//  MATERIALS
// ═══════════════════════════════════════════════════
const S=o=>new THREE.MeshStandardMaterial(o);
const M={
  wall:S({map:tWall,color:0xf0ebe0,roughness:.88,metalness:0}),
  wallInt:S({color:0xeae4d8,roughness:.9,metalness:0}),
  floor:S({map:tWood,color:0xc8a870,roughness:.68,metalness:.02}),
  floorTile:S({map:tTile,color:0xd0dde8,roughness:.25,metalness:.08}),
  ceil:S({color:0xf8f3ec,roughness:.95,metalness:0,side:THREE.BackSide}),
  wdDk:S({color:0x2e2016,roughness:.55,metalness:.04}),wdMd:S({color:0x5e4022,roughness:.62,metalness:.02}),wdLt:S({color:0x967040,roughness:.58,metalness:.02}),
  fabric:S({map:tFabric,color:0x575048,roughness:.96,metalness:0}),fab2:S({color:0x6a6058,roughness:.96,metalness:0}),
  linen:S({color:0xeae0d0,roughness:.92,metalness:0}),cushA:S({color:0xb86050,roughness:.94,metalness:0}),cushB:S({color:0x8a9878,roughness:.94,metalness:0}),
  cntrtop:S({map:tMarble,color:0xddd4c0,roughness:.18,metalness:.12}),
  ceramic:S({color:0xf0ede8,roughness:.12,metalness:.06}),cerW:S({color:0xe8e4e0,roughness:.08,metalness:.12}),
  chrome:S({color:0xd0d0d0,roughness:.08,metalness:.96}),brass:S({color:0xb8963c,roughness:.18,metalness:.92}),darkM:S({color:0x202020,roughness:.35,metalness:.85}),
  glass:S({color:0xa8c8d8,roughness:.04,metalness:.08,transparent:true,opacity:.32}),glassM:S({color:0xb0c8d4,roughness:.12,metalness:.08,transparent:true,opacity:.28}),
  dWood:S({color:0x7a5838,roughness:.48,metalness:.02}),frWood:S({color:0x8a6848,roughness:.52,metalness:.02}),
  rug:S({color:0x584030,roughness:.99,metalness:0}),rugB:S({color:0x8a6850,roughness:.99,metalness:0}),
  plant:S({color:0x486838,roughness:.9,metalness:0}),pot:S({color:0x9a7050,roughness:.58,metalness:.04}),
  lampSh:S({color:0xf0e2b0,roughness:.84,metalness:0,emissive:0xffe090,emissiveIntensity:.06}),
  lampOn:S({color:0xffe8a0,roughness:.8,metalness:0,emissive:0xffcc60,emissiveIntensity:.5}),
  tvScrn:S({color:0x060808,roughness:.04,metalness:.85,emissive:0x080e1c,emissiveIntensity:.6}),
  tvFrm:S({color:0x181818,roughness:.28,metalness:.75}),
  picFrm:S({color:0x2e1e0e,roughness:.48,metalness:.04}),picA:S({color:0xd0b888,roughness:.82,metalness:0}),
  selHL:S({color:0xd4b07a,roughness:.5,metalness:.3,emissive:0xb8935a,emissiveIntensity:.15}),
};

// ═══════════════════════════════════════════════════
//  GEOMETRY HELPERS
// ═══════════════════════════════════════════════════
const bx=(w,h,d)=>new THREE.BoxGeometry(w,h,d);
const cy=(rt,rb,h,s=16)=>new THREE.CylinderGeometry(rt,rb,h,s);
const sp=(r,w=12,h=9)=>new THREE.SphereGeometry(r,w,h);
const tor=(r,t,rs=8,ts=18)=>new THREE.TorusGeometry(r,t,rs,ts);
const con=(r,h,s=10)=>new THREE.ConeGeometry(r,h,s);
function mk(geo,mat,x=0,y=0,z=0,rx=0,ry=0,rz=0,cast=true,recv=true){const m=new THREE.Mesh(geo,mat);m.position.set(x,y,z);m.rotation.set(rx,ry,rz);m.castShadow=cast;m.receiveShadow=recv;return m;}
function add(g,...ms){ms.forEach(m=>g.add(m));return ms[0];}

// ═══════════════════════════════════════════════════
//  STATIC SCENE (grid, ground, ambient lights)
// ═══════════════════════════════════════════════════
scene.add(new THREE.AmbientLight(0xfff8ee,.42));
const sun=new THREE.DirectionalLight(0xfff4d4,2.0);
sun.position.set(14,28,12);sun.castShadow=true;
sun.shadow.mapSize.set(4096,4096);
const sc=sun.shadow.camera;sc.near=1;sc.far=100;sc.left=sc.bottom=-24;sc.right=sc.top=24;
sun.shadow.bias=-.0005;sun.shadow.normalBias=.03;
scene.add(sun);
const fl2=new THREE.DirectionalLight(0xc8d4f0,.45);fl2.position.set(-12,8,-10);scene.add(fl2);
const gnd=mk(new THREE.PlaneGeometry(120,120),S({color:0x0a0806,roughness:1,metalness:0}),0,-.12,0,-Math.PI/2);
gnd.receiveShadow=true;scene.add(gnd);
scene.add(new THREE.GridHelper(80,80,0x1a1510,0x141210));

// ═══════════════════════════════════════════════════
//  WALL BUILDER (with doors & windows cut)
// ═══════════════════════════════════════════════════
// ops: [{t:0-1, w, h, type:'door'|'window', sill?}]
function wallSegs(len,mat,ops=[]){
  const g=new THREE.Group();
  const sorted=[...ops].sort((a,b)=>a.t-b.t);
  let cur=0;
  for(const op of sorted){
    const oL=op.t*len-op.w/2, oR=op.t*len+op.w/2;
    const pre=oL-cur;
    if(pre>.015) g.add(mk(bx(pre,H,WT),mat,cur+pre/2-len/2,H/2,0));
    const topH=H-op.h;
    if(topH>.01) g.add(mk(bx(op.w,topH,WT),mat,op.t*len-len/2,op.h+topH/2,0));
    if(op.type==='window'){
      const sill=op.sill||.8;
      g.add(mk(bx(op.w,sill,WT),mat,op.t*len-len/2,sill/2,0));
      const wg=new THREE.Group();
      wg.add(mk(bx(op.w+.08,op.h+.08,WT+.03),M.frWood,0,0,0));
      wg.add(mk(bx(op.w*.47,op.h*.86,.04),M.glass,-op.w*.24,0,0));
      wg.add(mk(bx(op.w*.47,op.h*.86,.04),M.glass,op.w*.24,0,0));
      wg.add(mk(bx(op.w-.03,.03,.06),M.frWood,0,0,.01));
      wg.add(mk(bx(.03,op.h-.03,.06),M.frWood,0,0,.01));
      wg.position.set(op.t*len-len/2,sill+op.h/2,0);
      g.add(wg);
    } else if(op.type==='door'){
      const df=new THREE.Group();
      df.add(mk(bx(.07,op.h+.1,WT+.04),M.frWood,-op.w/2-.04,(op.h+.1)/2,0));
      df.add(mk(bx(.07,op.h+.1,WT+.04),M.frWood,op.w/2+.04,(op.h+.1)/2,0));
      df.add(mk(bx(op.w+.14,.07,WT+.04),M.frWood,0,op.h+.04,0));
      const piv=new THREE.Group(); piv.position.set(-op.w/2+.04,0,0);
      piv.add(mk(bx(op.w-.07,op.h-.04,.04),M.dWood,(op.w-.07)/2,(op.h-.04)/2,.01));
      piv.add(mk(sp(.028,6,4),M.brass,op.w-.1,op.h*.5,.035));
      piv.rotation.y=Math.PI*.13;
      df.add(piv);
      df.position.set(op.t*len-len/2,0,0);
      g.add(df);
    }
    cur=oR;
  }
  const post=len-cur;
  if(post>.015) g.add(mk(bx(post,H,WT),mat,cur+post/2-len/2,H/2,0));
  return g;
}
function wallX(group,x1,x2,z,mat,ops=[]){
  const len=Math.abs(x2-x1);if(len<.05)return;
  const wg=wallSegs(len,mat,ops);
  wg.position.set((x1+x2)/2,0,z);group.add(wg);return wg;
}
function wallZ(group,x,z1,z2,mat,ops=[]){
  const len=Math.abs(z2-z1);if(len<.05)return;
  const wg=wallSegs(len,mat,ops);
  wg.position.set(x,0,(z1+z2)/2);wg.rotation.y=-Math.PI/2;group.add(wg);return wg;
}

// ═══════════════════════════════════════════════════
//  ROOM LAYOUT ENGINE
// ═══════════════════════════════════════════════════
// ═══════════════════════════════════════════════════
//  ROOM LAYOUT ENGINE — lógica corrigida de suítes e banheiros
//  Regras:
//   - suitesQty: quantos quartos têm banheiro integrado (suíte)
//   - bthsSocial: quantos banheiros ficam na circulação comum
//   - Suítes ficam nos primeiros quartos (começando pelo 1°)
//   - Banheiro social fica no corredor da zona íntima
// ═══════════════════════════════════════════════════
function computeRooms(cfg){
  const {planW,planD,quartos,banheiros,sala,cozinha,garagem,servico}=cfg;
  // Quantas suítes e banheiros sociais (com fallback para legado)
  const suitesQty = cfg.suitesQty !== undefined ? Math.min(cfg.suitesQty, quartos) : (cfg.suite ? 1 : 0);
  const bthsSocial = cfg.bthsSocial !== undefined ? cfg.bthsSocial : Math.max(0, banheiros - suitesQty);

  const rooms=[];
  const midX=planW/2;
  const bedD=planD/quartos;
  const bathW=Math.min(1.75,midX*.62);
  const bathD=Math.min(1.65,bedD*.42);

  // ── Zona privada: quartos + banheiros integrados (suítes) ──
  for(let i=0;i<quartos;i++){
    const qz=i*bedD;
    const isSuite = i < suitesQty; // primeiros quartos são suítes

    if(isSuite){
      // Suíte: banheiro integrado no próprio quarto
      const abd=Math.min(bathD,bedD*.42);
      rooms.push({
        type:'banheiro',id:`wc-suite${i+1}`,
        label:`Banheiro Suíte ${i+1}`,
        x:0,z:qz+bedD-abd,w:bathW,d:abd
      });
      rooms.push({
        type:'suite',id:`suite${i+1}`,
        label: i===0 ? 'Suíte Casal' : `Suíte ${i+1}`,
        x:0,z:qz,w:midX,d:bedD-abd
      });
    } else {
      // Quarto simples: sem banheiro próprio
      rooms.push({
        type:'quarto',id:`q${i+1}`,
        label:`Quarto ${String(i+1).padStart(2,'0')}`,
        x:0,z:qz,w:midX,d:bedD
      });
    }
  }

  // ── Banheiro(s) social(is): na zona de circulação, entre quartos ──
  // Posiciona após o último quarto, dentro da zona privada
  for(let bs=0;bs<bthsSocial;bs++){
    const socialZ = planD * (0.45 + bs * 0.18); // distribui verticalmente
    const socialD = Math.min(1.6, bedD*.38);
    const socialW = Math.min(1.7, midX*.58);
    rooms.push({
      type:'banheiro',id:`wc-social${bs+1}`,
      label: bthsSocial===1 ? 'Banheiro Social' : `Banheiro Social ${bs+1}`,
      x:midX*.12,                          // ligeiramente recuado do eixo
      z:Math.min(planD-socialD-.1,socialZ),
      w:socialW,d:socialD
    });
  }

  // ── Zona social (right x=midX..planW) ──
  let sz=0;
  if(garagem){const gd=Math.min(3.4,planD*.38);rooms.push({type:'garagem',id:'garagem',label:'Garagem',x:midX,z:0,w:midX,d:gd});sz=gd;}
  const srvD=servico?Math.min(1.9,(planD-sz)*.17):0;
  const mainD=planD-sz-srvD;
  if(cozinha&&sala){const kd=mainD*.41;rooms.push({type:'cozinha',id:'cozinha',label:'Cozinha',x:midX,z:sz,w:midX,d:kd});rooms.push({type:'sala',id:'sala',label:'Sala de Estar',x:midX,z:sz+kd,w:midX,d:mainD-kd});}
  else if(cozinha){rooms.push({type:'cozinha',id:'cozinha',label:'Cozinha',x:midX,z:sz,w:midX,d:mainD});}
  else if(sala){rooms.push({type:'sala',id:'sala',label:'Sala de Estar',x:midX,z:sz,w:midX,d:mainD});}
  if(servico){rooms.push({type:'servico',id:'servico',label:'\u00c1rea de Servi\u00e7o',x:midX,z:planD-srvD,w:midX,d:srvD});}
  return rooms;
}

// ═══════════════════════════════════════════════════
//  STRUCTURE BUILDERS
// ═══════════════════════════════════════════════════
function buildFloors(group,rooms,planW,planD){
  group.add(mk(bx(planW+.4,.14,planD+.4),S({color:0x7a7060,roughness:.9,metalness:.02}),planW/2,-.07,planD/2,0,0,0,false,true));
  for(const r of rooms){
    const mat=r.type==='banheiro'?M.floorTile:M.floor;
    group.add(mk(bx(r.w-.01,.015,r.d-.01),mat,r.x+r.w/2,.008,r.z+r.d/2,0,0,0,false,true));
  }
}

function buildWalls(group,rooms,planW,planD){
  const midX=planW/2;
  const bedrooms=rooms.filter(r=>r.type==='quarto'||r.type==='suite');
  const baths=rooms.filter(r=>r.type==='banheiro');
  const kit=rooms.find(r=>r.type==='cozinha');
  const sala=rooms.find(r=>r.type==='sala');
  // Entry door — right half front
  const entryT=(midX+midX/2)/planW;
  // North exterior
  const nOps=[{t:entryT,w:.88,h:2.1,type:'door'}];
  if(bedrooms.length>0)nOps.push({t:(bedrooms[0].x+bedrooms[0].w/2)/planW,w:.94,h:.9,sill:.8,type:'window'});
  wallX(group,0,planW,WT/2,M.wall,nOps);
  // South exterior
  const sOps=[{t:.25,w:.94,h:.9,sill:.8,type:'window'},{t:.75,w:.94,h:.9,sill:.8,type:'window'}];
  wallX(group,0,planW,planD-WT/2,M.wall,sOps);
  // West exterior — bedroom windows
  const wOps=bedrooms.map(r=>({t:(r.z+r.d/2)/planD,w:.94,h:.9,sill:.8,type:'window'}));
  baths.forEach(b=>wOps.push({t:(b.z+b.d/2)/planD,w:.48,h:.5,sill:1.5,type:'window'}));
  wallZ(group,WT/2,0,planD,M.wall,wOps);
  // East exterior — social windows
  const eOps=[];
  if(kit)eOps.push({t:(kit.z+kit.d/2)/planD,w:1.0,h:.9,sill:.8,type:'window'});
  if(sala)eOps.push({t:(sala.z+sala.d/2)/planD,w:1.1,h:.9,sill:.8,type:'window'});
  if(!eOps.length)eOps.push({t:.5,w:1.0,h:.9,sill:.8,type:'window'});
  wallZ(group,planW-WT/2,0,planD,M.wall,eOps);
  // Interior divider x=midX
  const divDoors=bedrooms.map(r=>({t:(r.z+r.d/2)/planD,w:.8,h:2.1,type:'door'}));
  if(!divDoors.length)divDoors.push({t:.5,w:.8,h:2.1,type:'door'});
  wallZ(group,midX,WT/2,planD-WT/2,M.wallInt,divDoors);
  // Bedroom horizontal dividers
  for(let i=0;i<bedrooms.length-1;i++){const z=bedrooms[i].z+bedrooms[i].d;wallX(group,WT/2,midX-WT/2,z,M.wallInt,[]);}
  // Bathroom walls
  for(const b of baths){
    wallX(group,b.x,b.x+b.w,b.z,M.wallInt,[]);
    wallZ(group,b.x+b.w,b.z,b.z+b.d,M.wallInt,[{t:.5,w:.7,h:2.1,type:'door'}]);
  }
  // Baseboard
  const bm=S({color:0xf0ece4,roughness:.78});
  group.add(mk(bx(planW-.24,.08,.04),bm,planW/2,.04,WT*.9,0,0,0,false));
  group.add(mk(bx(planW-.24,.08,.04),bm,planW/2,.04,planD-WT*.9,0,0,0,false));
  group.add(mk(bx(.04,.08,planD),bm,WT*.9,.04,planD/2,0,0,0,false));
  group.add(mk(bx(.04,.08,planD),bm,planW-WT*.9,.04,planD/2,0,0,0,false));
}

function buildRoof(group,planW,planD){
  group.add(mk(bx(planW-.24,.06,planD-.24),M.ceil,planW/2,H,planD/2,0,0,0,false,true));
  group.add(mk(bx(planW+.35,.14,planD+.35),S({color:0xd8cca8,roughness:.82}),planW/2,H+.07,planD/2,0,0,0,true,false));
  group.add(mk(bx(planW+.5,.06,planD+.5),S({color:0xc8bc98,roughness:.8}),planW/2,H+.04,planD/2,0,0,0,false,false));
}

// ═══════════════════════════════════════════════════
//  FURNITURE REGISTRY
// ═══════════════════════════════════════════════════
function regFurn(group,type,label){
  group.userData.isFurniture=true;group.userData.fType=type;group.userData.fLabel=label;
  gFurniture.add(group);furnitureItems.push({group,type,label});return group;
}

// ═══════════════════════════════════════════════════
//  AUTO-FURNISH BY ROOM TYPE
// ═══════════════════════════════════════════════════
function autoFurnish(rooms){
  for(const r of rooms){
    if(r.type==='quarto'||r.type==='suite') furnBedroom(r);
    else if(r.type==='sala')   furnLiving(r);
    else if(r.type==='cozinha') furnKitchen(r);
    else if(r.type==='banheiro') furnBath(r);
  }
}

function furnBedroom(r){
  const {x,z,w,d}=r;
  // ── BED: centered in room width, against south wall (far from door) ──
  const bw=Math.min(1.4,w-.38), bd=Math.min(2.0,d*.58);
  // bed headboard against the far wall (z+d - margin)
  const bx0=x+w/2;
  const bz0=z+d-bd/2-.14;
  if(bw>.85&&bd>1.2){
    const bg=new THREE.Group();
    const hw=bw/2*.8, hd=bd/2*.78;
    [[-hw,-hd],[hw,-hd],[-hw,hd],[hw,hd]].forEach(([lx,lz])=>{bg.add(mk(bx(.09,.3,.09),M.wdDk,lx,.15,lz));bg.add(mk(bx(.11,.04,.11),M.wdLt,lx,.31,lz));});
    bg.add(mk(bx(bw,.07,bd),M.wdDk,0,.32,0));
    bg.add(mk(bx(bw,.86,.1),M.wdDk,0,.74,-bd/2+.05));
    bg.add(mk(bx(bw*.84,.6,.055),M.wdMd,0,.76,-bd/2+.09));
    bg.add(mk(bx(bw,.22,bd*.95),M.linen,0,.54,0));
    bg.add(mk(bx(bw*.9,.12,bd*.8),S({color:0xe4ddd0,roughness:.94}),0,.69,.06));
    [-.24,.24].forEach(px=>{bg.add(mk(bx(.43,.1,.31),M.linen,px*bw/1.4,.69,-bd/2+.36));});
    bg.position.set(bx0,0,bz0);
    regFurn(bg,'cama','Cama');
  }
  // ── NIGHTSTAND: beside bed, inside room bounds ──
  if(w>2.0){
    const ns=new THREE.Group();
    ns.add(mk(bx(.45,.43,.38),M.wdDk,0,.215,0));
    ns.add(mk(bx(.43,.022,.36),M.cntrtop,0,.435,0));
    ns.add(mk(cy(.024,.024,.24,8),M.brass,0,.55,0));
    ns.add(mk(cy(.11,.09,.17,12),M.lampSh,0,.72,0));
    ns.add(mk(sp(.038,6,4),M.lampOn,0,.645,0));
    // clamp nightstand to room bounds
    const nsX=Math.min(x+w-.26, bx0+bw/2+.28);
    ns.position.set(nsX, 0, bz0);
    regFurn(ns,'mesinha','Mesa de Cabeceira');
  }
  // ── WARDROBE: against the near wall (z=z+margin), centered ──
  if(d>2.2){
    const wg=new THREE.Group();
    const wdW=Math.min(1.32,w-.18);
    wg.add(mk(bx(wdW,2.12,.55),M.wdDk,0,1.06,0));
    wg.add(mk(bx(wdW-.03,2.09,.52),S({color:0x3a2410,roughness:.52}),0,1.06,.015));
    wg.add(mk(bx(.014,2.03,.53),M.wdLt,0,1.06,0));
    [-.21,.21].forEach(hx=>wg.add(mk(bx(.038,.13,.03),M.brass,hx*wdW/1.32,1.06,.282)));
    // against near wall but leaving door clearance on z side
    wg.position.set(x+w/2, 0, z+.32);
    regFurn(wg,'armario','Guarda-Roupa');
  }
  // ── BEDROOM RUG (optional, if enough space) ──
  if(w>2.4&&d>3.0){
    const rg=new THREE.Group();
    rg.add(mk(bx(1.5,.016,1.1),M.rug,0,0,0,false,true));
    rg.add(mk(bx(1.5,.017,.05),M.rugB,0,0,-.54,false,true));
    rg.add(mk(bx(1.5,.017,.05),M.rugB,0,0,.54,false,true));
    rg.position.set(bx0,.009,bz0+.4);
    regFurn(rg,'tapete','Tapete Quarto');
  }
}

function furnLiving(r){
  const {x,z,w,d}=r;
  const cx=x+w/2;
  const sw=Math.min(2.08,w-.44), sd=.88;
  // ── SOFA: against far wall, facing center ──
  const sg=new THREE.Group();
  sg.add(mk(bx(sw,.28,sd),M.wdDk,0,.14,0));
  for(let i=0;i<3;i++){const sx=-sw/2+sw/6+i*(sw/3);sg.add(mk(bx(sw/3-.05,.17,sd-.05),M.fabric,sx,.36,0));sg.add(mk(bx(sw/3-.08,.37,.21),M.fabric,sx,.61,-(sd/2-.11)));}
  sg.add(mk(bx(sw,.85,.09),M.wdDk,0,.7,-sd/2+.04));
  [-sw/2-.055,sw/2+.055].forEach(ax=>{sg.add(mk(bx(.088,.54,sd),M.wdDk,ax,.4,0));sg.add(mk(bx(.12,.06,sd+.04),M.wdLt,ax,.67,0));});
  sg.add(mk(bx(.34,.24,.08),M.cushA,-.64,.62,-(sd/2-.17),0,.13));
  sg.add(mk(bx(.34,.24,.08),M.cushB,.62,.62,-(sd/2-.17),0,-.12));
  // sofa against south wall of room, facing TV (north)
  sg.position.set(cx, 0, z+d-sd/2-.14);
  sg.rotation.y=Math.PI;
  regFurn(sg,'sofa','Sofá');

  // ── TV + RACK: against near wall (north) ──
  const tvg=new THREE.Group();
  const tvW=Math.min(1.48,w-.36);
  tvg.add(mk(bx(tvW,.45,.38),M.wdDk,0,.225,0));
  tvg.add(mk(bx(tvW-.02,.42,.35),S({color:0x28180a,roughness:.5}),0,.225,.014));
  tvg.add(mk(bx(tvW,.024,.4),M.wdLt,0,.45,0));
  tvg.add(mk(bx(tvW*.88,.6,.044),M.tvFrm,0,.93,0));
  tvg.add(mk(bx(tvW*.82,.55,.034),M.tvScrn,0,.93,.018));
  // TV against north wall of room
  tvg.position.set(cx, 0, z+.2);
  regFurn(tvg,'tv','Rack + TV');

  // ── COFFEE TABLE: centered between sofa and TV ──
  if(d>3.2){
    const midZ=z+(d*.5);
    const tg=new THREE.Group();
    tg.add(mk(bx(.9,.024,.48),M.glass,0,.37,0));
    tg.add(mk(bx(.86,.018,.44),S({color:0x1c1a18,roughness:.4}),0,.35,0));
    [[.36,.19],[-.36,.19],[.36,-.19],[-.36,-.19]].forEach(([lx,lz])=>tg.add(mk(bx(.022,.32,.022),M.brass,lx,.16,lz)));
    tg.add(mk(cy(.048,.055,.065,10),M.pot,-.28,.384,.08));
    tg.add(mk(sp(.085,8,6),M.plant,-.28,.48,.08));
    tg.position.set(cx, 0, midZ);
    regFurn(tg,'mesa','Mesa de Centro');
    // Rug centered under coffee table + sofa area
    const rg=new THREE.Group();
    rg.add(mk(bx(1.9,.016,1.3),M.rug,0,0,0,false,true));
    rg.add(mk(bx(1.9,.017,.052),M.rugB,0,0,-.64,false,true));
    rg.add(mk(bx(1.9,.017,.052),M.rugB,0,0,.64,false,true));
    rg.add(mk(bx(.052,.017,1.2),M.rugB,-.94,0,0,false,true));
    rg.add(mk(bx(.052,.017,1.2),M.rugB,.94,0,0,false,true));
    rg.position.set(cx,.009,midZ);
    regFurn(rg,'tapete','Tapete');
  }
  // ── FLOOR LAMP: corner of room ──
  const fl=new THREE.Group();
  fl.add(mk(cy(.16,.16,.02,20),M.darkM,0,.01,0));
  fl.add(mk(cy(.009,.009,1.4,8),M.brass,0,.71,0));
  fl.add(mk(cy(.21,.15,.27,16),M.lampSh,0,1.56,0));
  fl.add(mk(sp(.038,6,4),M.lampOn,0,1.44,0));
  // lamp in far corner, away from walls slightly
  fl.position.set(x+w-.38, 0, z+d-.38);
  regFurn(fl,'luminaria','Luminária');
  // ── WALL ART ──
  if(d>2.6){
    const ag=new THREE.Group();
    ag.add(mk(bx(.52+.06,.38+.06,.03),M.picFrm,0,0,0));
    ag.add(mk(bx(.52,.38,.024),M.picA,0,0,.005));
    [[0xb87050,-.1,.06],[0x7a9278,.1,-.04],[0xd4c89a,0,0]].forEach(([col,px2,py])=>ag.add(mk(bx(.52*.28,.38*.28,.007),S({color:col,roughness:.84}),px2,py,.016)));
    ag.position.set(cx, H*.64, z+WT+.022);
    regFurn(ag,'quadro','Quadro');
  }
}

// ── KITCHEN LAYOUT VARIANTS ──────────────────────
// variant 0 = linear, 1 = L-shape, 2 = compact+table
function furnKitchen(r){
  const {x,z,w,d}=r;
  // choose layout based on room proportions
  const variant = w>d*1.3 ? 0 : (d>3.2 ? 1 : 2);

  const wallMat=M.wdDk, counterMat=M.cntrtop;
  const COUNTH=0.87, COUNTD=0.58;

  // ── Common: geladeira (fridge) always against east wall ──
  const fg=new THREE.Group();
  const fW=0.68, fH=1.72, fD=0.62;
  fg.add(mk(bx(fW,fH,fD),S({color:0xd4d0cc,roughness:.2,metalness:.55}),0,fH/2,0));
  fg.add(mk(bx(fW-.02,fH*.55,fD-.01),S({color:0xbcb8b4,roughness:.18,metalness:.6}),0,fH*.73,0));
  fg.add(mk(bx(fW-.02,fH*.43,fD-.01),S({color:0xbcb8b4,roughness:.18,metalness:.6}),0,fH*.25,0));
  fg.add(mk(bx(.032,.13,.028),M.chrome,.24,fH*.73+.12,-(fD/2)));
  fg.add(mk(bx(.032,.1,.028),M.chrome,.24,fH*.25+.1,-(fD/2)));
  // fridge against east/right wall
  fg.position.set(x+w-fW/2-.04, 0, z+fD/2+.06);
  regFurn(fg,'geladeira','Geladeira');

  if(variant===0){
    // ── LINEAR: bancada + pia + fogão na parede norte (z=z+offset)
    const cw=Math.min(w-fW-.12, w*.68), ch=COUNTH, cd=COUNTD;
    const cStartX=x+cw/2+.06;
    // armário inferior + bancada
    const cg=new THREE.Group();
    cg.add(mk(bx(cw,ch,cd),wallMat,0,ch/2,0));
    cg.add(mk(bx(cw+.02,.04,cd+.02),counterMat,0,ch+.02,0));
    for(let i=0;i<Math.floor(cw/.45);i++){
      const dw=cw/Math.floor(cw/.45)-.04;
      const dx=-cw/2+dw/2+i*(cw/Math.floor(cw/.45))+.02;
      cg.add(mk(bx(dw,ch-.06,.016),S({color:0xf4efea,roughness:.68}),dx,ch/2,-(cd/2)));
      cg.add(mk(bx(.04,.1,.02),M.brass,dx,ch*.44,-(cd/2)-.01));
    }
    cg.position.set(cStartX, 0, z+cd/2+.06);
    regFurn(cg,'bancada','Bancada');

    // armário superior
    const uc=new THREE.Group();
    uc.add(mk(bx(cw*.7,.6,.32),wallMat,0,0,0));
    for(let i=0;i<3;i++){const dw=cw*.7/3-.03,dx=-cw*.7/2+dw/2+i*(cw*.7/3)+.01;uc.add(mk(bx(dw,.56,.016),S({color:0xf4efea,roughness:.68}),dx,0,-.16));uc.add(mk(bx(.03,.08,.02),M.chrome,dx,-.05,-.17));}
    uc.position.set(cStartX, H*.67, z+.22);
    regFurn(uc,'armSuper','Arm. Suspenso');

    // pia integrada na bancada (offset within counter)
    const sinkG=new THREE.Group();
    sinkG.add(mk(bx(.52,.07,.36),S({color:0xb8c0c4,roughness:.12,metalness:.7}),0,0,0));
    sinkG.add(mk(bx(.44,.05,.28),S({color:0x8090a0,roughness:.08,metalness:.75}),.0,-.02,0));
    sinkG.add(mk(bx(.032,.14,.028),M.chrome,-.12,.1,0));
    sinkG.add(mk(cy(.03,.03,.12,8),M.chrome,-.04,.1,-.06));
    sinkG.position.set(x+cw*.35, ch+.04, z+cd/2+.06);
    regFurn(sinkG,'pia','Pia');

    // fogão posicionado na bancada
    _buildStove(r, x+cw*.72, z+COUNTD/2+.06, 0);

  } else if(variant===1){
    // ── L-SHAPE: bancada na parede norte + lateral oeste ──
    const cwN=w*.72, chh=COUNTH, cdN=COUNTD;
    const cwL=d*.46;