*,*::before,*::after{box-sizing:border-box}
:root{color-scheme:light;padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
body{margin:0}img{max-width:100%}[hidden]{display:none!important}
/* Layout: herramienta de pantalla completa. Panel de trabajo a la izquierda (plano -> ambientes), visor 3D dominante a la derecha. En celular, visor arriba y panel abajo. */
/* Paleta de la marca Cauce (misma que la portada): verde pino, crema, oliva y dorado de foco. */
:root{
  --paper:#f6f6f4;
  --panel:#ffffff;
  --ink:#0b0b0b;
  --muted:#6b6b6b;
  --line:#e9e9e6;
  --blue:#0b0b0b;
  --on-acc:#ffffff;
  --blue-soft:#f2f2ef;
  --olive:#2f6b4f;
  --brick:#b0472a;
  --gold:#c39547;
  --stage:#0e0f0f;
  --stage-ink:#e9efe6;
  --ok:#3f7a4a;
  --warn:#a65b00;
  --f-display:"Bricolage Grotesque", "Segoe UI", system-ui, sans-serif;
  --f-body:"IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
  --f-mono:"IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --paper:#0b0b0b;--panel:#141414;--ink:#f2f2f2;--muted:#9a9a9a;--line:#262626;
  --blue:#f2f2f2;--on-acc:#0b0b0b;--blue-soft:#1d1d1d;--olive:#7cc49a;--brick:#ee8a62;--gold:#d8ae62;--stage:#0b0b0b;--ok:#7cc48c;--warn:#f0a94b;color-scheme:dark}}
:root[data-theme="dark"]{
  --paper:#0b0b0b;--panel:#141414;--ink:#f2f2f2;--muted:#9a9a9a;--line:#262626;
  --blue:#f2f2f2;--on-acc:#0b0b0b;--blue-soft:#1d1d1d;--olive:#7cc49a;--brick:#ee8a62;--gold:#d8ae62;--stage:#0b0b0b;--ok:#7cc48c;--warn:#f0a94b;color-scheme:dark}

html,body{height:100%}
body{background:var(--paper);color:var(--ink);font-family:var(--f-body);font-size:14px;line-height:1.5}
*{box-sizing:border-box}
button,input,textarea{font:inherit;color:inherit}
:focus-visible{outline:3px solid var(--gold);outline-offset:3px}

.app{height:100%;display:grid;grid-template-columns:minmax(300px,360px) 1fr;grid-template-rows:auto 1fr}
header.top{grid-column:1/-1;display:flex;align-items:center;gap:14px;
  padding-block:10px;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px));
  border-bottom:1px solid var(--line);background:var(--panel)}
.brand{font-family:var(--f-display);font-weight:800;font-size:24px;letter-spacing:-.04em;display:flex;align-items:center;gap:8px;color:var(--ink);text-decoration:none}
.brand .mark{width:24px;height:24px;border:2px solid var(--olive);border-radius:50%;display:grid;place-items:center;font-size:19px;line-height:1;padding-bottom:3px}
.brand .dot{color:var(--olive);margin-left:-7px}
.tag{color:var(--muted);font-size:13px}
.top .sp{flex:1}
.pill{font-family:var(--f-mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}

aside.panel{background:var(--panel);border-right:1px solid var(--line);overflow:auto;
  padding-block:18px;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:18px;display:flex;flex-direction:column;gap:22px;min-width:0}
.step h2{font-family:var(--f-display);font-weight:600;font-size:16px;margin:0 0 4px;display:flex;align-items:baseline;gap:8px;text-wrap:balance}
.crear{border:1px solid var(--line);border-radius:12px;background:var(--paper)}
.crear summary{list-style:none;cursor:pointer;padding:12px 14px;display:grid;gap:2px;position:relative}
.crear summary::-webkit-details-marker{display:none}
.crear summary span{font-family:var(--f-display);font-weight:600;font-size:15px}
.crear summary small{color:var(--muted);font-size:12.5px}
.crear summary::after{content:"+";position:absolute;right:14px;top:12px;font-size:20px;color:var(--olive)}
.crear[open] summary::after{content:"−"}
.crear .sub{padding:4px 14px 14px;display:grid;gap:8px;border-top:1px solid var(--line)}
.crear h3{font-size:13px;font-weight:600;margin:10px 0 0;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
.step h2 .n{font-family:var(--f-mono);font-size:11px;color:var(--muted);font-weight:500}
.step p.help{margin:0 0 10px;color:var(--muted);font-size:13px}

.presets{display:grid;gap:8px}
.preset{display:flex;justify-content:space-between;align-items:center;gap:10px;text-align:left;
  background:transparent;border:1px solid var(--line);border-radius:10px;padding:10px 12px;cursor:pointer}
.preset:hover{border-color:var(--blue)}
.preset[aria-pressed="true"]{border-color:var(--blue);background:var(--blue-soft)}
.preset b{display:block;font-weight:600}
.preset small{color:var(--muted);font-size:12px}
.preset .m{font-family:var(--f-mono);font-size:12px;color:var(--muted);white-space:nowrap}

.ai{border:1px dashed var(--line);border-radius:12px;padding:12px;display:grid;gap:10px}
.drop{display:flex;align-items:center;gap:10px;border-radius:8px;padding:10px;background:var(--paper);cursor:pointer;border:1px solid transparent}
.drop:hover,.drop.over{border-color:var(--blue)}
.drop svg{flex:none;width:26px;height:26px;color:var(--blue)}
.drop span{font-size:13px}
.drop small{display:block;color:var(--muted);font-size:12px}
#thumb{max-height:120px;border-radius:6px;border:1px solid var(--line);object-fit:contain;background:#fff}
textarea{width:100%;min-height:64px;resize:vertical;border:1px solid var(--line);border-radius:8px;background:var(--paper);padding:8px 10px;font-size:13px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid var(--blue);background:var(--blue);color:var(--on-acc);
  border-radius:8px;padding:9px 14px;font-weight:600;cursor:pointer}
.btn:disabled{opacity:.55;cursor:default}
.btn.ghost{background:transparent;color:var(--blue)}
.status{font-size:12.5px;color:var(--muted);min-height:1.2em}
.status.err{color:var(--brick)}
.status.ok{color:var(--ok)}

.rooms-head{display:flex;justify-content:space-between;align-items:baseline}
.total{font-family:var(--f-mono);font-size:12px;color:var(--muted)}
ul.rooms{list-style:none;margin:0;padding:0;display:grid;gap:2px}
ul.rooms li button{width:100%;display:grid;grid-template-columns:12px 1fr auto;align-items:center;gap:10px;
  background:transparent;border:0;border-radius:8px;padding:7px 8px;cursor:pointer;text-align:left}
ul.rooms li button:hover{background:var(--paper)}
.sw{width:12px;height:12px;border-radius:3px;border:1px solid rgba(0,0,0,.15)}
.rn{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.rm{font-family:var(--f-mono);font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums}

main.stage{position:relative;background:var(--stage);min-width:0;min-height:0;overflow:hidden}
#gl{position:absolute;inset:0;width:100%;height:100%;display:block;touch-action:none;cursor:grab}
#gl.walk{cursor:crosshair}
.modes{position:absolute;top:14px;left:14px;display:flex;background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:3px;gap:2px;box-shadow:0 2px 10px rgba(16,24,40,.08)}
.modes button{border:0;background:transparent;padding:7px 12px;border-radius:7px;cursor:pointer;font-weight:600;font-size:13px;color:var(--muted)}
.modes button[aria-pressed="true"]{background:var(--ink);color:var(--panel)}
/* fotos reales */
.fotos{position:absolute;inset:0;background:#0b0d0c;overflow:hidden}
.vtourv{position:absolute;inset:0;background:#000;overflow:hidden;z-index:3}
.vtourv video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.vroom{position:absolute;top:14px;left:14px;background:rgba(0,0,0,.6);color:#fff;font-weight:600;font-size:14px;padding:6px 10px;border-radius:8px;max-width:calc(100% - 28px)}
.vcap{position:absolute;left:50%;transform:translateX(-50%);bottom:96px;width:min(640px,calc(100% - 28px));text-align:center;color:#fff;font-size:15px;line-height:1.35;text-shadow:0 1px 3px #000,0 0 12px rgba(0,0,0,.8)}
.vcap:empty{display:none}
.vbar2{position:absolute;left:0;right:0;bottom:0;padding:10px 14px max(12px,env(safe-area-inset-bottom,0px));background:linear-gradient(transparent,rgba(0,0,0,.75));display:grid;gap:8px}
.vtlw{position:relative}
.vtl{display:flex;gap:3px}
.vtl button{flex-basis:0;min-width:0;border:0;border-radius:6px;padding:7px 4px;font-size:12px;font-weight:600;color:#fff;background:color-mix(in srgb,var(--c) 45%,#000);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;cursor:pointer}
.vtl button[aria-current="true"]{background:var(--c);color:#111}
.vhueco{position:absolute;top:-6px;bottom:-6px;width:4px;margin-left:-2px;background:#ff3b30;border-radius:2px;pointer-events:none}
.vhead{position:absolute;top:-4px;bottom:-4px;width:3px;margin-left:-1px;background:#fff;border-radius:2px;pointer-events:none;box-shadow:0 0 6px #000}
.vctl{display:flex;gap:8px}
.vctl button{white-space:nowrap;border:1px solid rgba(255,255,255,.5);background:rgba(0,0,0,.4);color:#fff;border-radius:8px;padding:7px 12px;font-size:13px;cursor:pointer}
.vctl #vclose{margin-left:auto}
@media (max-width:820px){
  .vtourv{position:fixed;z-index:60}
  .vroom{top:max(14px,env(safe-area-inset-top,0px));font-size:15px}
  .vcap{bottom:150px;font-size:16px}
  .vtl button{padding:11px 4px;font-size:13px}
  .vctl button{padding:11px 12px;font-size:14px;flex:1}
  .vctl #vpp{flex:0 0 48px}
  .vctl #vclose{margin-left:0}
}
.fotos .bg{position:absolute;inset:-40px;background-size:cover;background-position:center;filter:blur(28px) brightness(.55);transform:scale(1.05)}
.fotos img.ph{position:absolute;inset:0;width:100%;height:100%;object-fit:contain}
.fotos canvas{position:absolute;inset:0;width:100%;height:100%;display:block;cursor:grab;touch-action:none}
.fbar{position:absolute;top:62px;left:14px;display:flex;gap:8px;align-items:center;flex-wrap:wrap;max-width:calc(100% - 290px)}
.fbar .tag{background:rgba(255,255,255,.94);color:#183b35;border-radius:999px;padding:5px 11px;font-size:12.5px;font-weight:600}
.fbar .tag small{font-family:var(--f-mono);font-weight:400;color:#5d6b60;margin-left:6px}
.fbar button{border:0;background:rgba(255,255,255,.94);color:#183b35;border-radius:999px;padding:5px 11px;font-size:12.5px;font-weight:600;cursor:pointer}
.fnav{position:absolute;top:50%;transform:translateY(-50%);width:42px;height:42px;border-radius:50%;border:0;background:rgba(255,255,255,.9);color:#183b35;font-size:22px;cursor:pointer;display:grid;place-items:center}
.fnav.prev{left:66px}.fnav.next{right:14px}
.stage.g-open .fnav.next{right:358px}
.fwalk{position:absolute;left:14px;top:50%;transform:translateY(-50%);display:grid;gap:6px}
.fwalk button{width:42px;height:42px;border-radius:50%;border:0;background:rgba(255,255,255,.9);color:#183b35;font-size:15px;cursor:pointer;touch-action:none}
.fmap{position:absolute;left:14px;bottom:62px;width:150px;background:rgba(14,26,22,.78);border-radius:10px;padding:8px;backdrop-filter:blur(4px)}
.fmap svg{display:block;width:100%;height:auto;max-height:150px}
.fmap rect{fill:rgba(255,255,255,.12);stroke:rgba(255,255,255,.75);stroke-width:.06;cursor:pointer}
.fmap rect.ft{fill:rgba(255,255,255,.22)}
.fmap rect.on{fill:#a9c48f;stroke:#fff}
.fmap rect:hover{fill:rgba(169,196,143,.55)}
.fmap .yo{fill:#c39547;stroke:#fff;stroke-width:.06}
.fgo{position:absolute;left:50%;transform:translateX(-50%);bottom:64px;display:flex;gap:8px;flex-wrap:wrap;justify-content:center;max-width:calc(100% - 360px)}
.fgo button{display:inline-flex;align-items:center;gap:8px;border:1px solid rgba(255,255,255,.55);background:rgba(14,26,22,.62);color:#fff;border-radius:999px;padding:8px 14px 8px 8px;font-weight:600;font-size:13px;cursor:pointer;backdrop-filter:blur(4px)}
.fgo button:hover{background:rgba(24,59,53,.9)}
.fgo .ar{width:26px;height:26px;border-radius:50%;background:#fff;color:#183b35;display:grid;place-items:center;font-size:15px}
.fgo button.sinfoto{opacity:.75}
@media (max-width:820px){.fmap{width:110px;bottom:56px}.fgo{max-width:calc(100% - 140px);left:auto;right:10px;transform:none;justify-content:flex-end}.stage.g-open .fnav.next{right:14px}}
.fempty{position:absolute;inset:0;display:grid;place-items:center;color:#e9efe6;text-align:center;padding:24px}
.fempty b{font-family:var(--f-display);font-size:18px;display:block;margin-bottom:6px}
.vres{display:grid;gap:10px;margin-top:12px}
.hero{background:linear-gradient(160deg,var(--blue-soft,#e6efe4),var(--panel));border:1px solid var(--line);border-radius:14px;padding:16px}
.hero h2{font-size:18px;margin-bottom:10px}
.pasos{list-style:none;counter-reset:p;margin:0 0 14px;padding:0;display:grid;gap:7px}
.pasos li{counter-increment:p;display:flex;gap:10px;align-items:baseline;font-size:13.5px;color:var(--muted)}
.pasos li::before{content:counter(p);flex:none;width:20px;height:20px;border-radius:50%;background:var(--ink);color:var(--panel);font:600 11px/20px var(--f-mono);text-align:center}
.pasos b{color:var(--ink);font-weight:600}
.btn.grande{width:100%;padding:14px;font-size:16px;font-weight:600;border-radius:10px}
.btn .rec{width:12px;height:12px;border-radius:50%;background:#ff3b30;box-shadow:0 0 0 3px rgba(255,59,48,.25)}
.alt{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:8px}
.alt .btn{padding:10px 8px;font-size:13.5px;cursor:pointer}
.alt label.btn.over{border-style:dashed}
.vqr{display:flex;gap:12px;align-items:center;margin-top:12px;padding:10px;border:1px dashed var(--line);border-radius:10px}
.vqrimg{flex:none;width:92px;height:92px;background:#fff;border-radius:6px;padding:4px}
.vqrimg svg{display:block;width:100%;height:100%}
.vqr b{display:block;font-size:13.5px}
.vqr span{font-size:12.5px;color:var(--muted)}
@media (max-width:820px){.vqr{display:none!important}}
.vnombre{margin:0;font-size:12.5px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.vcalidad{display:flex;gap:10px;align-items:center;padding:10px 12px;border-radius:10px;background:var(--paper)}
.vcalidad b{font-size:14px}
.vcalidad span{font-size:12.5px;color:var(--muted)}
.vcalidad i{width:10px;height:10px;border-radius:50%;flex:none;background:var(--ok)}
.vcalidad.regular i{background:var(--warn)}
.vcalidad.mala i{background:var(--brick)}
.vtec summary{cursor:pointer;font-size:12.5px;color:var(--muted)}
.vtec[open]{display:grid;gap:8px}
.vlive{position:fixed;inset:0;z-index:50;background:#000;display:flex;flex-direction:column}
.vlive video{flex:1;min-height:0;width:100%;object-fit:cover}
.vlivebar{display:grid;gap:6px;padding:12px max(16px,env(safe-area-inset-left,0px)) max(16px,env(safe-area-inset-bottom,0px));background:rgba(10,20,17,.92);color:#fff}
.vlivebar span{font-family:var(--f-mono);font-size:14px;font-weight:500}
.vlivebar span::first-letter{color:#ff4d3d}
.vlivebar small{color:#b9c4bb;font-size:12.5px}
.vliveacts{display:flex;gap:8px}
.vliveacts .btn{flex:1;padding:12px}
.vliveacts .ghost{flex:0 0 auto;color:#fff;border-color:#fff}
.vtip{font-size:17px;font-weight:600;padding:8px 10px;border-radius:8px;background:#1f3a2c;color:#9fe0a8}
.vtip.aviso{background:#3d3214;color:#ffd27a}
.vtip.mal{background:#4a1d17;color:#ffb3a6}
.vtip:empty{display:none}
.vnext{position:absolute;inset:0;background:#0d1a16;color:#fff;display:flex;flex-direction:column;gap:10px;justify-content:center;padding:24px max(18px,env(safe-area-inset-left,0px))}
.vnext img{width:100%;aspect-ratio:5/1;object-fit:cover;object-position:center;border-radius:10px;background:#000}
.vnext b{font-family:var(--f-display);font-size:22px}
.vnext small{color:#b9c4bb;font-size:13.5px}
.vnextlist{display:flex;gap:6px;flex-wrap:wrap}
.vnextlist span{background:#1f3a2c;color:#9fe0a8;border-radius:999px;padding:4px 10px;font-size:12.5px}
.vnext #varmar{color:#fff;border-color:#fff;padding:12px}
.vpanoprev{width:100%;height:auto;background:#000;display:block}
.vsrc{position:fixed;left:0;top:0;width:2px;height:2px;opacity:0;pointer-events:none}
.vprog{height:4px;border-radius:4px;background:var(--line);overflow:hidden}
.vprog i{display:block;height:100%;width:0;background:var(--olive);transition:width .2s}
.vstats{display:grid;grid-template-columns:1fr 1fr;gap:6px;margin:0}
.vstats div{background:var(--paper);border-radius:8px;padding:6px 8px}
.vstats dt{font-size:11px;color:var(--muted)}
.vstats dd{margin:0;font-family:var(--f-mono);font-size:13px;font-weight:500}
.vchart{width:100%;height:auto;border-radius:8px;background:var(--paper)}
.vleg{margin:-4px 0 0;display:flex;gap:12px;font-size:11px;color:var(--muted)}
.vleg span::before{content:"";display:inline-block;width:10px;height:3px;border-radius:2px;margin-right:4px;vertical-align:middle;background:var(--gold)}
.vleg .l2::before{background:var(--olive)}
.vleg .l3::before{background:var(--brick);width:3px;height:10px}
.vframes{display:grid;grid-template-columns:repeat(3,1fr);gap:6px}
.vframes figure{margin:0;position:relative}
.vframes img{display:block;width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:6px}
.vframes figcaption{position:absolute;left:4px;bottom:4px;background:rgba(0,0,0,.6);color:#fff;font-family:var(--f-mono);font-size:10.5px;padding:1px 5px;border-radius:4px}
.vbadge{position:absolute;top:14px;left:50%;transform:translateX(-50%);max-width:min(380px,calc(100% - 560px));text-align:center;background:var(--gold);color:#1d1606;font-size:12.5px;font-weight:600;padding:6px 10px;border-radius:8px;box-shadow:0 2px 10px rgba(16,24,40,.12);pointer-events:none}
.vbadge.demo{background:var(--brick);color:#fff}
@media (max-width:1100px){.vbadge{top:58px;left:14px;transform:none;max-width:calc(100% - 28px);text-align:left}.stage:has(.fotos:not([hidden])) .vbadge{display:none}}
.fotodrop{display:flex;align-items:center;gap:10px;border:1px dashed var(--line);border-radius:10px;padding:10px;cursor:pointer;margin-top:10px}
.fotodrop:hover,.fotodrop.over{border-color:var(--olive)}
.fotodrop svg{width:24px;height:24px;color:var(--olive);flex:none}
.fotodrop small{display:block;color:var(--muted);font-size:12px}
.rm .cam{color:var(--olive);margin-right:6px}
.share-btn{border:1px solid var(--blue);background:var(--blue);color:var(--on-acc);border-radius:8px;padding:7px 13px;font-weight:600;cursor:pointer;display:inline-flex;gap:7px;align-items:center}
.share-btn svg{width:16px;height:16px}
.modal{position:fixed;inset:0;background:rgba(10,20,17,.55);display:grid;place-items:center;z-index:50;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
.modal .card{background:var(--panel);color:var(--ink);border-radius:16px;max-width:560px;width:100%;max-height:92vh;overflow:auto;padding:20px;display:grid;gap:14px;box-shadow:0 20px 60px rgba(0,0,0,.35)}
.modal h3{font-family:var(--f-display);font-weight:600;font-size:19px;margin:0}
.modal .row{display:grid;grid-template-columns:170px 1fr;gap:16px;align-items:start}
.modal .mcol{display:grid;gap:10px;min-width:0}
.qr{background:#fff;border-radius:10px;padding:8px;border:1px solid var(--line)}
.qr svg{display:block;width:100%;height:auto}
.modal label{font-size:12px;color:var(--muted);display:block;margin-bottom:4px}
.modal input,.modal textarea{width:100%;border:1px solid var(--line);border-radius:8px;background:var(--paper);padding:8px 10px;font-size:12.5px;font-family:var(--f-mono)}
.modal textarea{font-family:var(--f-body);min-height:92px;resize:vertical}
.modal .acts{display:flex;gap:8px;flex-wrap:wrap}
.modal .nota{font-size:12px;color:var(--muted);margin:0}
@media (max-width:560px){.modal .row{grid-template-columns:1fr}.qr{max-width:220px}}
.tools{position:absolute;top:14px;right:max(14px,env(safe-area-inset-right,0px));display:flex;flex-direction:column;align-items:flex-end;gap:8px}
.sunbox{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:9px 11px;display:grid;gap:6px;width:236px;box-shadow:0 2px 10px rgba(16,24,40,.08)}
.sunbox .row{display:flex;justify-content:space-between;align-items:center;gap:8px}
.sunbox b{font-size:12.5px}
.seg{display:flex;border:1px solid var(--line);border-radius:7px;overflow:hidden}
.seg button{border:0;background:transparent;padding:3px 8px;font-size:11.5px;cursor:pointer;color:var(--muted)}
.seg button[aria-pressed="true"]{background:var(--blue);color:var(--on-acc)}
.sunbox input[type=range]{width:100%;accent-color:var(--gold)}
.sunbox .small{font-family:var(--f-mono);font-size:11px;color:var(--muted);font-variant-numeric:tabular-nums}

.guide{position:absolute;right:max(14px,env(safe-area-inset-right,0px));bottom:14px;width:330px;max-height:calc(100% - 200px);min-height:220px;display:flex;flex-direction:column;
  background:var(--panel);border:1px solid var(--line);border-radius:14px;box-shadow:0 10px 30px rgba(16,24,40,.14);overflow:hidden}
.guide header{display:flex;align-items:center;gap:8px;padding:10px 12px;border-bottom:1px solid var(--line)}
.guide header b{font-family:var(--f-display);font-weight:600;font-size:14.5px;flex:1}
.guide .ia{font-family:var(--f-mono);font-size:10px;letter-spacing:.1em;color:var(--on-acc);background:var(--olive);border-radius:4px;padding:1px 5px}
.guide header button{border:0;background:transparent;font-size:18px;line-height:1;cursor:pointer;color:var(--muted);padding:2px 4px}
.msgs{flex:1;overflow:auto;padding:10px 12px;display:flex;flex-direction:column;gap:8px;min-height:60px}
.msg{max-width:88%;padding:7px 10px;border-radius:12px;font-size:13px;line-height:1.45;white-space:pre-wrap}
.msg.yo{align-self:flex-end;background:var(--blue);color:var(--on-acc);border-bottom-right-radius:4px}
.msg.ella{align-self:flex-start;background:var(--paper);border:1px solid var(--line);border-bottom-left-radius:4px}
.msg.ella.pensando{color:var(--muted)}
.msg .go{display:block;margin-top:4px;font-size:11.5px;color:var(--olive);font-weight:600}
.sugs{display:flex;gap:6px;flex-wrap:wrap;padding:0 12px 8px}
.sugs button{border:1px solid var(--line);background:transparent;border-radius:999px;padding:4px 9px;font-size:11.5px;cursor:pointer;text-align:left}
.sugs button:hover{border-color:var(--olive)}
.guide form{display:flex;gap:6px;padding:8px 10px 10px;border-top:1px solid var(--line)}
.guide input{flex:1;min-width:0;border:1px solid var(--line);border-radius:8px;background:var(--paper);padding:8px 10px;font-size:13px}
.guide .btn{padding:8px 12px}
.gfab{position:absolute;right:max(14px,env(safe-area-inset-right,0px));bottom:14px;border:0;border-radius:999px;background:var(--blue);color:var(--on-acc);padding:10px 16px;font-weight:600;cursor:pointer;box-shadow:0 6px 18px rgba(16,24,40,.2)}
.stage.g-open .chips{right:360px;justify-content:flex-start;padding-left:max(14px,env(safe-area-inset-left,0px))}
.stage.g-open .hint{left:calc((100% - 344px)/2)}
.stage.g-open .title3d{bottom:88px}
#solBtn{font-weight:600}
.tools button{border:1px solid var(--line);background:var(--panel);border-radius:8px;padding:7px 10px;font-size:12.5px;cursor:pointer}
.hint{position:absolute;left:50%;transform:translateX(-50%);bottom:64px;background:rgba(24,59,53,.86);color:#fff;font-size:12.5px;padding:6px 12px;border-radius:999px;pointer-events:none;white-space:nowrap;max-width:calc(100% - 32px);overflow:hidden;text-overflow:ellipsis}
.chips{position:absolute;left:0;right:0;bottom:12px;display:flex;gap:6px;justify-content:center;flex-wrap:wrap;padding-inline:max(14px,env(safe-area-inset-left,0px))}
.chips button{border:1px solid var(--line);background:var(--panel);border-radius:999px;padding:6px 12px;font-size:12.5px;font-weight:500;cursor:pointer}
.chips button[aria-current="true"]{background:var(--blue);border-color:var(--blue);color:var(--on-acc)}
.labels{position:absolute;inset:0;pointer-events:none}
.lbl{position:absolute;transform:translate(-50%,-50%);background:rgba(255,255,255,.95);color:#183b35;border-radius:7px;padding:4px 9px;font-size:13.5px;font-weight:600;white-space:nowrap;box-shadow:0 1px 4px rgba(0,0,0,.18);pointer-events:auto;cursor:pointer}
.lbl small{font-family:var(--f-mono);font-weight:400;color:#5d6878;margin-left:5px}
.title3d{display:none;position:absolute;left:14px;bottom:56px;font-family:var(--f-display);font-weight:600;font-size:16px;color:var(--stage-ink);opacity:.92;pointer-events:none}
.busy{position:absolute;inset:0;display:grid;place-items:center;background:color-mix(in srgb,var(--stage) 70%,transparent);backdrop-filter:blur(2px)}
.busy .card{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:16px 18px;display:grid;gap:8px;max-width:320px;text-align:center}
.spin{width:28px;height:28px;border-radius:50%;border:3px solid var(--blue-soft);border-top-color:var(--blue);margin:0 auto;animation:sp 0.9s linear infinite}
@keyframes sp{to{transform:rotate(360deg)}}
@media (prefers-reduced-motion: reduce){.spin{animation:none}}
/* Pulido: la ayuda se retira sola, la guía arranca cerrada y en compu los ambientes viven en el panel */
.hint{transition:opacity .5s ease}
.hint.used{opacity:0}
.gfab{display:inline-flex;align-items:center;gap:8px}
.gfab .ia{font-size:10.5px;font-weight:700;letter-spacing:.06em;background:rgba(255,255,255,.22);padding:2px 6px;border-radius:6px}
@media (min-width:821px){.chips{display:none}.hint{bottom:18px}}
/* Acabado fino: tipografía sobria, superficies planas, sombras suaves */
body{-webkit-font-smoothing:antialiased;letter-spacing:-.003em}
.step h2,.crear summary span{font-family:var(--f-body);font-weight:600;letter-spacing:-.015em}
.step h2{font-size:15px}
.step h2 .n{font-size:10.5px;letter-spacing:.08em}
aside.panel{gap:0}
aside.panel>section,aside.panel>details{padding-block:18px;border-bottom:1px solid var(--line)}
aside.panel>section:first-child{padding-top:2px}
aside.panel>details{border:0;border-radius:10px;margin-top:18px;padding:0}
.hero{background:transparent;border:0;border-radius:0;padding:2px 0 18px}
.hero h2{font-size:19px;letter-spacing:-.025em}
.btn{border-radius:8px;font-weight:600}
.btn.grande{border-radius:10px;letter-spacing:-.01em;box-shadow:0 1px 0 rgba(0,0,0,.04),0 8px 20px rgba(0,0,0,.12)}
.preset{border-radius:10px;padding:12px 14px;transition:border-color .15s,background .15s}
.preset[aria-pressed="true"]{background:var(--blue-soft);box-shadow:inset 3px 0 0 var(--ink)}
.modes{border-radius:999px;padding:4px;box-shadow:0 4px 18px rgba(0,0,0,.12);border:0}
.modes button{border-radius:999px;padding:7px 14px}
.share-btn{border-radius:999px;padding:8px 16px}
.brand .mark{border-color:var(--ink)}
.brand .dot{color:var(--olive)}
.feats{display:flex;gap:6px;flex-wrap:wrap}
.feats span{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:500;color:var(--ink);background:var(--blue-soft);border:1px solid var(--line);border-radius:999px;padding:4px 10px;white-space:nowrap}
.feats i{font-style:normal;font-size:9.5px;font-weight:700;letter-spacing:.06em;background:var(--ink);color:var(--panel);border-radius:4px;padding:1px 4px}
.guide{border-radius:14px;box-shadow:0 12px 40px rgba(0,0,0,.18)}
.gfab{background:var(--ink);color:var(--panel);padding:11px 18px;box-shadow:0 10px 28px rgba(0,0,0,.25)}
@media (max-width:1280px){header.top .tag{display:none}}
@media (max-width:1020px){.feats span{font-size:11px;padding:3px 8px}.feats{gap:4px}}
@media (max-width:820px){.feats{display:none}}
.brand .b3d{font-family:var(--f-body);font-size:11px;font-weight:700;letter-spacing:.04em;background:var(--ink);color:var(--panel);border-radius:5px;padding:2px 5px;margin-left:2px;align-self:center}

@media (max-width:820px){
  .app{grid-template-columns:1fr;grid-template-rows:auto 58vh auto;height:auto;min-height:100%}
  main.stage{grid-row:2}
  aside.panel{grid-row:3;border-right:0;border-top:1px solid var(--line);padding-right:max(16px,env(safe-area-inset-right,0px))}
  .tag{display:none}
  .hint{bottom:58px;font-size:12px}
  .sunbox,#solBtn{display:none}
  .guide{left:max(10px,env(safe-area-inset-left,0px));right:max(10px,env(safe-area-inset-right,0px));width:auto;bottom:10px;max-height:72%;min-height:0}
  .stage.g-open .chips,.stage.g-open .hint,.stage.g-open .title3d{display:none}
  .gfab{bottom:52px}
}