/* La pieza: el builder (docs/BUILDER.md). Lienzo grande al centro, tira abajo, panel angosto a
   la derecha con el agente y "Esta lámina". Mockup aprobado: docs/qa/builder/builder.html (ronda 2).
   Tapa la pantalla entera, como el selector: el lienzo necesita todo el alto. */

#p-editor.bld{position:fixed;inset:0;z-index:35;padding:0;background:var(--bg);color:var(--ink);display:grid;
  grid-template-rows:56px minmax(0,1fr) 128px;grid-template-columns:minmax(0,1fr) 380px;min-height:0}
#p-editor.bld[hidden]{display:none}
.bld .lab{font:500 .68rem var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--acc)}
.bld .oculto{display:none!important}

/* barra de arriba */
.bld-top{grid-column:1/-1;display:flex;align-items:center;gap:14px;padding:0 18px;border-bottom:1px solid var(--line);
  background:var(--panel);backdrop-filter:var(--vidrio);min-width:0}
.bld-top .volver{color:var(--mute);font-size:.9rem;white-space:nowrap}
.bld-top .volver:hover{color:var(--ink)}
.bld-top h1{font:400 1.2rem var(--serif);margin:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0;flex:0 1 auto}
.bld-top h1 em{color:var(--acc)}
.bld-est{display:flex;align-items:center;gap:7px;font-size:.8rem;color:var(--ink2);white-space:nowrap}
.bld-est i{width:8px;height:8px;border-radius:50%;background:var(--ocre);display:inline-block;flex:none}
.bld-est.ok i{background:var(--brote)}
.bld-est.mal i{background:var(--error)}
.bld-est.gira i{animation:bld-late 1.2s infinite}
@keyframes bld-late{50%{opacity:.25}}
.bld-tabs{display:flex;border:1px solid var(--line3);border-radius:999px;padding:3px;gap:2px;flex:none}
.bld-tabs button{border:0;background:transparent;color:var(--ink2);font:500 .72rem var(--mono);letter-spacing:.1em;padding:6px 12px;border-radius:999px}
.bld-tabs button[aria-pressed=true]{background:var(--hueso);color:var(--tinta)}
.bld-tabs button:disabled{opacity:.35;cursor:not-allowed}
.bld-top .sep{flex:1}
.bld-guardado{font:400 .72rem var(--mono);color:var(--mute);white-space:nowrap;border-radius:999px;padding:6px 8px}
.bld-guardado:hover{color:var(--ink);background:var(--campo)}
.bld-guardado.mal{color:var(--error)}
.bld .btn2{border:1px solid var(--line3);background:transparent;color:var(--ink);font:500 .72rem var(--mono);letter-spacing:.1em;
  text-transform:uppercase;padding:9px 14px;border-radius:999px;white-space:nowrap}
.bld .btn2:hover{border-color:var(--mute)}
.bld .btn2:disabled{opacity:.4;cursor:not-allowed}
.bld .btn2.si{background:var(--boton);color:var(--boton-texto);border-color:var(--boton)}
.bld .btn2[aria-pressed=true]{background:var(--acc-soft);border-color:var(--acc)}

/* el lienzo */
.bld-centro{position:relative;display:flex;align-items:center;justify-content:center;gap:28px;padding:22px 26px;min-height:0;min-width:0;overflow:hidden}
.bld-lado{position:relative;display:grid;gap:8px;justify-items:center;min-width:0}
.bld-lado .lab{color:var(--mute)}
.bld-lienzo{position:relative;border-radius:8px;box-shadow:0 24px 60px rgba(0,0,0,.55);flex:none}
.bld-lienzo.foco{cursor:crosshair}
.bld-lienzo.foco::after{content:'Tocá la foto donde tiene que caer el centro';position:absolute;left:50%;top:10px;transform:translateX(-50%);
  background:var(--paper2);border:1px solid var(--acc-borde);color:var(--ink);font:500 .7rem var(--mono);padding:6px 12px;border-radius:999px;pointer-events:none;white-space:nowrap}
.bld-host{display:block;border-radius:8px;overflow:hidden}
.bld-nota{position:absolute;left:18px;bottom:8px;font:400 .68rem var(--mono);color:var(--mute);max-width:60%}
.bld-contador{position:absolute;z-index:7;font:500 .7rem var(--mono);letter-spacing:.08em;background:rgba(11,26,16,.9);color:var(--brote);
  padding:4px 10px;border-radius:999px;pointer-events:none;white-space:nowrap}
.bld-contador.pasado{color:var(--error)}
.bld-selec{position:absolute;z-index:6;border:2px solid var(--brote);border-radius:4px;pointer-events:none}
.bld-selec i{position:absolute;width:14px;height:14px;background:var(--hueso);border:2px solid var(--brote);border-radius:50%;pointer-events:auto;cursor:nwse-resize}
.bld-selec i.a{left:-8px;top:-8px}.bld-selec i.b{right:-8px;top:-8px;cursor:nesw-resize}
.bld-selec i.c{left:-8px;bottom:-8px;cursor:nesw-resize}.bld-selec i.d{right:-8px;bottom:-8px}
.bld-selec .mover{position:absolute;left:50%;top:-34px;transform:translateX(-50%);background:var(--hueso);color:var(--tinta);border-radius:999px;
  padding:4px 12px;font:500 .64rem var(--mono);letter-spacing:.1em;text-transform:uppercase;pointer-events:auto;cursor:move;white-space:nowrap;user-select:none}
.bld-selec .volver-aj{position:absolute;right:0;bottom:-30px;background:var(--paper2);color:var(--ink2);border:1px solid var(--line3);border-radius:999px;
  padding:3px 10px;font:500 .6rem var(--mono);letter-spacing:.08em;text-transform:uppercase;pointer-events:auto;white-space:nowrap}
.bld-aviso-lienzo{position:absolute;left:50%;bottom:18px;transform:translateX(-50%);background:var(--paper2);border:1px solid var(--error);
  color:var(--ink);font-size:.82rem;padding:8px 14px;border-radius:12px;max-width:80%;z-index:8}

/* la tira */
.bld-tira{grid-column:1/-1;display:flex;align-items:center;gap:12px;padding:12px 18px;border-top:1px solid var(--line);background:var(--panel);overflow-x:auto;min-width:0}
.bld-mini{flex:none;width:72px;aspect-ratio:4/5;border-radius:6px;overflow:hidden;position:relative;cursor:pointer;border:2px solid transparent;background:#0B1A10}
.bld-mini[aria-current=true]{border-color:var(--brote)}
.bld-mini.arrastrando{opacity:.4}
.bld-mini.sobre{outline:2px dashed var(--acc);outline-offset:3px}
.bld-mini .n{position:absolute;left:5px;top:4px;font:500 .6rem var(--mono);background:rgba(11,26,16,.82);color:var(--hueso);padding:1px 6px;border-radius:999px;z-index:2}
.bld-mini .v{position:absolute;right:4px;bottom:4px;font:500 .54rem var(--mono);background:rgba(11,26,16,.82);color:var(--brote);padding:1px 5px;border-radius:999px;z-index:2}
.bld-mini .x{position:absolute;right:4px;top:4px;font:500 .54rem var(--mono);background:rgba(224,137,124,.9);color:#1b0d09;padding:1px 5px;border-radius:999px;z-index:2}
.bld-mas{flex:none;width:72px;aspect-ratio:4/5;border:1px dashed var(--line3);border-radius:6px;display:grid;place-items:center;color:var(--mute);font-size:1.2rem}
.bld-mas:hover{color:var(--ink);border-color:var(--mute)}
.bld-tira .acciones{display:flex;flex-direction:column;gap:6px;flex:none}
.bld-tira .reglas{font:400 .7rem var(--mono);color:var(--ocre);max-width:320px;flex:none}
.bld-tira .ayuda{margin-left:auto;flex:none;width:26px;height:26px;border-radius:50%;border:1px solid var(--line3);color:var(--ink2);font:500 .75rem var(--mono)}

/* el panel derecho */
.bld-panel{border-left:1px solid var(--line);background:var(--panel);overflow:auto;padding:16px 18px 24px;display:grid;gap:22px;align-content:start;min-width:0;min-height:0}
.bld-agente{display:grid;gap:10px}
.bld-quien{display:flex;align-items:center;gap:10px}
.bld-quien .av{width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,var(--brote),#1E5A3C);display:grid;place-items:center;
  font:italic 500 17px var(--serif);color:#0B1A10;flex:none}
.bld-quien b{display:block;font:400 1.05rem var(--serif)}
.bld img.av{object-fit:cover;background:none}
.bld-vacio{display:grid;grid-template-columns:96px 1fr;gap:12px;align-items:end;color:var(--ink2);font-size:.86rem}
.bld-vacio img{width:96px;height:auto;display:block}
.bld-quien #bld-donde{margin-left:auto;text-align:right}
.bld-hilo{display:grid;gap:8px;max-height:38vh;overflow:auto;padding-right:4px}
.bld-burbuja{background:var(--campo);border-radius:12px 12px 12px 4px;padding:9px 12px;font-size:.86rem;color:var(--ink2);max-width:95%}
.bld-burbuja.yo{background:var(--acc-soft);border-radius:12px 12px 4px 12px;margin-left:auto;color:var(--ink)}
.bld-burbuja .lab{font-size:.58rem;margin-bottom:3px;display:block}
.bld-burbuja .acc{display:flex;gap:6px;margin-top:8px;flex-wrap:wrap}
.bld-burbuja .prop{display:grid;grid-template-columns:72px 1fr;gap:10px;margin-top:8px;align-items:start}
.bld-burbuja .prop .txt{font:400 .95rem/1.3 var(--serif);color:var(--ink)}
.bld-burbuja.espera{color:var(--mute);font-style:italic}
.bld .chips{display:flex;gap:6px;flex-wrap:wrap}
.bld .chip{border:1px solid var(--line3);background:transparent;color:var(--ink2);font:500 .66rem var(--mono);letter-spacing:.08em;text-transform:uppercase;padding:6px 10px;border-radius:999px}
.bld .chip:hover{border-color:var(--mute);color:var(--ink)}
.bld .chip.on{background:var(--acc-soft);border-color:var(--acc);color:var(--acc)}
.bld .chip:disabled{opacity:.4;cursor:not-allowed}
.bld-pedir{display:flex;gap:8px}
.bld-pedir input,.bld-buscar input{flex:1;min-width:0;background:var(--campo);border:1px solid var(--line3);color:var(--ink);border-radius:999px;padding:10px 14px}
.bld-medio{display:grid;grid-template-columns:78px 1fr;gap:12px;align-items:center;background:var(--campo);border:1px solid var(--line);border-radius:10px;padding:10px}
.bld-medio img,.bld-medio video{width:78px;aspect-ratio:4/5;object-fit:cover;border-radius:6px;display:block}
.bld-medio b{display:block;font-weight:500}
.bld-medio span{color:var(--mute);font-size:.8rem}
.bld-medio .chips{margin-top:6px}
.bld-dos{display:flex;gap:8px;margin-top:10px}
.bld-dos .btn2{flex:1;text-align:center}
.bld-hoja{border:1px solid var(--line3);border-radius:14px;padding:12px 14px 14px;background:var(--campo)}
.bld-hoja-cab{display:flex;justify-content:space-between;align-items:center;margin-bottom:6px;gap:8px}
.bld-hoja p.ayuda{margin:0 0 10px;color:var(--mute);font-size:.82rem}
.bld-maquetas{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.bld-maquetas button{border:1px solid var(--line);background:transparent;padding:0 0 6px;border-radius:6px;overflow:hidden;display:grid;gap:4px;color:var(--ink2)}
.bld-maquetas button[aria-current=true]{border-color:var(--brote)}
.bld-maquetas button small{font:500 .58rem var(--mono);letter-spacing:.08em;text-transform:uppercase}
.bld-maquetas button small i{display:block;font-style:normal;color:var(--ocre);text-transform:none;letter-spacing:0}
.bld-sugeridas{display:grid;grid-template-columns:repeat(4,1fr);gap:6px;margin-top:8px}
.bld-sugeridas button{position:relative;aspect-ratio:4/5;border-radius:6px;overflow:hidden;border:2px solid transparent;padding:0;background:#0B1A10}
.bld-sugeridas button[aria-pressed=true]{border-color:var(--brote)}
.bld-sugeridas img{width:100%;height:100%;object-fit:cover;display:block}
.bld-sugeridas .tag{position:absolute;left:4px;bottom:4px;font:500 .52rem var(--mono);background:rgba(11,26,16,.85);color:var(--brote);padding:1px 5px;border-radius:999px}
.bld-sugeridas .usada{position:absolute;right:4px;top:4px;font:500 .5rem var(--mono);background:rgba(200,152,58,.92);color:#1b1206;padding:1px 5px;border-radius:999px}
.bld-buscar{display:flex;gap:8px;margin-top:10px}
.bld-campos-viejos{display:grid;gap:8px}
.bld-campos-viejos textarea{width:100%;background:var(--campo);border:1px solid var(--line3);color:var(--ink);border-radius:10px;padding:8px 10px;min-height:44px;resize:vertical}
.bld-versiones{position:absolute;right:220px;top:52px;z-index:40;background:var(--paper2);border:1px solid var(--line3);border-radius:12px;padding:8px;
  max-height:60vh;overflow:auto;min-width:300px;box-shadow:var(--sombra)}
.bld-versiones button{display:flex;justify-content:space-between;gap:12px;width:100%;text-align:left;padding:8px 10px;border-radius:8px;font-size:.85rem;color:var(--ink2)}
.bld-versiones button:hover{background:var(--campo);color:var(--ink)}
.bld-versiones small{font:400 .68rem var(--mono);color:var(--mute);white-space:nowrap}
.bld-banda{background:var(--luego-soft);border:1px solid var(--ocre);border-radius:12px;padding:10px 12px;font-size:.84rem;display:grid;gap:8px}

/* previa: celular y grilla */
.bld-previa{position:absolute;inset:0;display:grid;place-items:center;background:rgba(13,26,17,.94);z-index:20;padding:20px}
.bld-previa .modo{position:absolute;top:18px;left:50%;transform:translateX(-50%)}
.bld-previa .cerrar{position:absolute;top:18px;right:18px}
.bld-tel{width:min(380px,90vw);max-height:calc(100% - 60px);aspect-ratio:9/19;background:#000;border-radius:38px;border:10px solid #1b1b1b;box-shadow:0 30px 80px rgba(0,0,0,.7);
  overflow:hidden;display:grid;grid-template-rows:auto auto 1fr;color:#fff;font-family:-apple-system,system-ui,sans-serif}
.bld-tel .cab{display:flex;align-items:center;gap:10px;padding:30px 14px 10px;font-size:13px;font-weight:600}
.bld-tel .cab .av,.bld-grilla .av{border-radius:50%;background:linear-gradient(135deg,#9FE39A,#1E5A3C);display:grid;place-items:center;font:italic 500 15px var(--serif);color:#0B1A10}
.bld-tel .cab .av{width:32px;height:32px}
.bld-tel .car{position:relative;aspect-ratio:4/5;background:#111;overflow:hidden;cursor:pointer}
.bld-tel .pista{display:flex;height:100%;transition:transform .35s var(--curva)}
.bld-tel .pista>div{flex:none;width:100%;height:100%}
.bld-tel .cont{position:absolute;top:12px;right:12px;background:rgba(0,0,0,.6);font-size:11px;padding:3px 8px;border-radius:999px}
.bld-tel .pie{padding:10px 14px;font-size:13px;overflow:auto;line-height:1.4}
.bld-tel .puntos{display:flex;justify-content:center;gap:4px;margin:6px 0 10px}
.bld-tel .puntos i{width:6px;height:6px;border-radius:50%;background:#444}
.bld-tel .puntos i.on{background:#3897f0}
.bld-tel .pie b{font-weight:600}
.bld-tel .hash{color:#a8c7fa}
.bld-grilla{width:min(380px,90vw);background:#000;border-radius:24px;border:10px solid #1b1b1b;padding:14px 2px 2px;color:#fff;font-family:-apple-system,system-ui,sans-serif;max-height:calc(100% - 60px);overflow:auto}
.bld-grilla .perfil{display:flex;gap:12px;align-items:center;padding:10px 12px 12px;font-size:12px}
.bld-grilla .perfil .av{width:64px;height:64px;font-size:26px;flex:none}
.bld-grilla .perfil b{display:block;font-size:14px}
.bld-grilla .cel{display:grid;grid-template-columns:repeat(3,1fr);gap:2px}
.bld-grilla .cel>div{aspect-ratio:4/5;background:#1c1c1c;overflow:hidden;position:relative}
.bld-grilla .cel img{width:100%;height:100%;object-fit:cover;display:block}
.bld-grilla .cel .prog{position:absolute;inset:auto 0 0 0;background:linear-gradient(transparent,rgba(0,0,0,.7));padding:12px 5px 4px;font:500 9px var(--mono);color:#9FE39A}
.bld-grilla .cel .nueva{outline:2px solid #9FE39A;outline-offset:-2px}

/* 1280: el panel se angosta. Teléfono: una columna, el panel debajo del lienzo. */
@media (max-width:1400px){#p-editor.bld{grid-template-columns:minmax(0,1fr) 330px}.bld-top{gap:10px}.bld-top h1{font-size:1.05rem}}
@media (max-width:1100px){
  #p-editor.bld{grid-template-columns:1fr;grid-template-rows:auto minmax(46vh,1fr) 104px auto;overflow:auto}
  .bld-top{flex-wrap:wrap;padding:8px 16px;gap:8px}
  .bld-panel{border-left:0;border-top:1px solid var(--line);max-height:none}
  .bld-tira{grid-row:3}
  .bld-panel{grid-row:4}
  .bld-mini,.bld-mas{width:60px}
  .bld-versiones{right:16px}
}
@media (max-width:640px){
  .bld-top h1{order:10;flex-basis:100%}
  .bld-top .sep{display:none}
  .bld-centro{padding:12px 16px}
  .bld-nota{display:none}
}
@media (prefers-reduced-motion:reduce){.bld-est.gira i{animation:none}.bld-tel .pista{transition:none}}
.bld-alt{margin-top:10px}
.bld-alt summary{cursor:pointer}
.bld-alt textarea{width:100%;margin-top:6px;background:var(--campo);border:1px solid var(--line3);color:var(--ink);border-radius:10px;padding:8px 10px;resize:vertical}