:root{
  color-scheme:dark;
  --bg:#09090b;
  --panel:#0f1013;
  --panel-2:#141519;
  --panel-3:#181a1f;
  --line:#25272d;
  --line-soft:#1d1f24;
  --text:#f5f5f7;
  --muted:#8d9199;
  --muted-2:#676b73;
  --accent:#ef4444;
  --accent-2:#dc2626;
  --accent-soft:rgba(239,68,68,.13);
  --ok:#34d399;
  --warn:#f59e0b;
  --danger:#ef4444;
  --shadow:0 18px 60px rgba(0,0,0,.28);
  --radius:18px;
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0;min-height:100%;background:var(--bg);color:var(--text)}
body{min-height:100dvh}
button,input,textarea,select{font:inherit}
button{cursor:pointer}
button:disabled{cursor:not-allowed;opacity:.45}
.app-shell{min-height:100dvh;display:grid;grid-template-columns:230px minmax(0,1fr)}
.sidebar{
  position:sticky;top:0;height:100dvh;padding:22px 14px 18px;
  border-right:1px solid var(--line-soft);background:#0b0c0f;
  display:flex;flex-direction:column;z-index:20
}
.brand{display:flex;align-items:center;gap:11px;padding:0 9px 24px}
.brand-mark{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  background:var(--accent);color:#fff;font-weight:900;box-shadow:0 10px 28px rgba(239,68,68,.22)
}
.brand-copy{display:flex;flex-direction:column;line-height:1.05}
.brand-copy strong{font-size:15px}
.brand-copy span{font-size:11px;color:var(--muted);margin-top:4px}
.side-nav{display:flex;flex-direction:column;gap:5px}
.nav-item,.mobile-nav-item{
  border:0;background:transparent;color:var(--muted);display:flex;align-items:center;gap:11px;
  border-radius:12px;font-weight:700
}
.nav-item{padding:11px 12px;text-align:left}
.nav-item:hover{background:#131419;color:#d7d9dd}
.nav-item.active{background:var(--accent-soft);color:#fff}
.nav-item.active .nav-icon{color:#ff6b6b}
.nav-icon{width:20px;text-align:center;font-size:16px}
.side-footer{margin-top:auto}
.pc-status{
  display:flex;align-items:center;gap:10px;padding:12px;border:1px solid var(--line);
  background:#111216;border-radius:14px
}
.status-dot{width:9px;height:9px;border-radius:50%;background:#6b7280;box-shadow:0 0 0 4px rgba(107,114,128,.12)}
.pc-status.online .status-dot{background:var(--ok);box-shadow:0 0 0 4px rgba(52,211,153,.12)}
.pc-status.offline .status-dot{background:var(--danger);box-shadow:0 0 0 4px rgba(239,68,68,.11)}
.pc-status div{display:flex;flex-direction:column;min-width:0}
.pc-status strong{font-size:12px}
.pc-status span:last-child{font-size:10px;color:var(--muted);margin-top:3px}
.main{padding:28px 34px 60px;min-width:0}
.topbar{
  max-width:1380px;margin:0 auto 24px;display:flex;align-items:center;justify-content:space-between;gap:18px
}
.eyebrow{font-size:10px;letter-spacing:.15em;font-weight:900;color:#f87171}
.eyebrow.muted{color:#9ca3af}
h1,h2,p{margin:0}
.topbar h1{font-size:27px;margin-top:4px;letter-spacing:-.03em}
.top-actions{display:flex;align-items:center;gap:10px}
.cloud-pill,.dimension-pill{
  border:1px solid var(--line);background:#111216;color:#b8bcc4;border-radius:999px;
  padding:8px 11px;font-size:11px;font-weight:750
}
.cloud-pill.online{color:#a7f3d0;border-color:rgba(52,211,153,.25);background:rgba(52,211,153,.08)}
.cloud-pill.offline{color:#fca5a5;border-color:rgba(239,68,68,.25);background:rgba(239,68,68,.08)}
.icon-button{
  width:38px;height:38px;border:1px solid var(--line);border-radius:11px;background:#111216;color:#d7d9dd
}
.tab-panel{display:none;max-width:1380px;margin:auto}
.tab-panel.active{display:block}
.workspace{display:grid;grid-template-columns:minmax(0,1.06fr) minmax(390px,.94fr);gap:20px;align-items:start}
.settings-column{display:grid;gap:16px}
.card{
  background:linear-gradient(180deg,#121317,#0f1013);border:1px solid var(--line);
  border-radius:var(--radius);box-shadow:var(--shadow)
}
.settings-column .card{padding:18px}
.section-title{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;margin-bottom:13px}
.section-title.compact{margin-bottom:7px}
.section-title h2,.preview-head h2,.gallery-toolbar h2{font-size:17px;letter-spacing:-.02em;margin-top:4px}
.counter{font-size:10px;color:var(--muted);background:#181a1f;border:1px solid var(--line);border-radius:999px;padding:5px 8px}
textarea,input,select{
  width:100%;border:1px solid #2a2d33;background:#0c0d10;color:var(--text);
  border-radius:11px;padding:11px 12px;outline:none;transition:border-color .15s,box-shadow .15s
}
textarea{resize:vertical;line-height:1.48}
textarea:focus,input:focus,select:focus{border-color:#5d2b2b;box-shadow:0 0 0 3px rgba(239,68,68,.08)}
.field-spacer{height:14px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.field{display:flex;flex-direction:column;gap:6px}
.field>span{font-size:11px;color:#aeb1b8;font-weight:700}
.span-2{grid-column:span 2}
#manualModelWrap{display:none}
#manualModelWrap.visible{display:flex}
.toggle-row{display:flex;flex-wrap:wrap;gap:12px 20px;margin-top:16px}
.toggle{display:flex;align-items:center;gap:9px;color:#c8cbd1;font-size:12px}
.toggle input{display:none}
.toggle-ui{width:34px;height:19px;border-radius:999px;background:#292c32;position:relative;transition:.15s}
.toggle-ui::after{content:"";position:absolute;width:13px;height:13px;border-radius:50%;background:#989ca4;top:3px;left:3px;transition:.15s}
.toggle input:checked+.toggle-ui{background:#541f1f}
.toggle input:checked+.toggle-ui::after{left:18px;background:#ff6b6b}
.preset-row{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:13px}
.chip,.mini-button,.secondary,.danger{
  border:1px solid var(--line);background:#15171b;color:#cdd0d6;border-radius:10px;font-weight:750
}
.chip{padding:8px 10px;font-size:11px}
.chip:hover,.mini-button:hover,.secondary:hover{border-color:#3a3d44;background:#191b20}
.params-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
.inline-input{display:grid;grid-template-columns:1fr auto;gap:8px}
.mini-button{padding:0 12px;font-size:11px}
.preview-column{min-width:0}
.sticky-card{position:sticky;top:24px;padding:18px}
.preview-head{display:flex;align-items:flex-start;justify-content:space-between;gap:10px;margin-bottom:14px}
.canvas-stage{
  position:relative;min-height:520px;border:1px solid #24262b;border-radius:14px;
  background:#08090b;overflow:hidden;display:grid;place-items:center;padding:22px
}
.dimension-preview{
  position:relative;max-width:100%;max-height:450px;width:62%;aspect-ratio:512/704;
  border:1px solid #34373e;border-radius:10px;background:#0e0f12;overflow:hidden;
  display:grid;place-items:center;transition:width .2s,aspect-ratio .2s
}
.dimension-grid{
  position:absolute;inset:0;opacity:.22;
  background-image:linear-gradient(#2c2f35 1px,transparent 1px),linear-gradient(90deg,#2c2f35 1px,transparent 1px);
  background-size:24px 24px
}
.dimension-label{position:relative;z-index:2;text-align:center;display:flex;flex-direction:column;gap:4px}
.dimension-label strong{font-size:18px}
.dimension-label span{font-size:10px;color:var(--muted)}
.job-image{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;background:#060709}
.preview-overlay{position:absolute;inset:auto 16px 16px;display:flex;justify-content:center}
.preview-progress{
  display:flex;gap:8px;align-items:center;background:rgba(11,12,15,.88);backdrop-filter:blur(12px);
  border:1px solid #30333a;border-radius:999px;padding:8px 12px;font-size:11px
}
.preview-progress strong{color:#fff}
.preview-progress span{color:#b4b7bf}
.progress-track{height:5px;border-radius:999px;background:#23252a;overflow:hidden;margin:14px 0}
.progress-track i{display:block;height:100%;width:0;background:var(--accent);transition:width .2s}
.generation-meta{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:14px}
.generation-meta div{border:1px solid var(--line);background:#111216;border-radius:11px;padding:10px}
.generation-meta span{display:block;color:var(--muted);font-size:9px;text-transform:uppercase;letter-spacing:.1em;margin-bottom:4px}
.generation-meta strong{font-size:11px;display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.action-row{display:grid;grid-template-columns:1fr auto;gap:9px}
.primary{
  border:0;border-radius:11px;padding:12px 16px;background:var(--accent);color:white;font-weight:850
}
.primary:hover{background:#f05252}
.danger{padding:12px 16px;color:#fca5a5}
.danger:not(:disabled):hover{background:rgba(239,68,68,.08);border-color:#572727}
.hint{font-size:10px;color:var(--muted-2);line-height:1.5;margin-top:12px}
.gallery-toolbar{
  display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:16px
}
.toolbar-actions{display:flex;gap:8px;align-items:center}
.search{min-width:280px}
.secondary{padding:10px 12px}
.gallery-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.empty-state{display:block}
.empty-card{
  min-height:330px;border:1px dashed #2a2d33;border-radius:16px;background:#0d0e11;
  display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:30px
}
.empty-icon{font-size:30px;color:#4b4f57;margin-bottom:12px}
.empty-card strong{font-size:14px}
.empty-card span{font-size:11px;color:var(--muted);margin-top:6px;max-width:320px;line-height:1.45}
.image-tile{
  position:relative;aspect-ratio:1/1.18;border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#111216
}
.image-tile img{width:100%;height:100%;display:block;object-fit:cover}
.image-tile .tile-meta{
  position:absolute;inset:auto 0 0;padding:28px 10px 10px;background:linear-gradient(transparent,rgba(0,0,0,.82))
}
.image-tile .tile-meta strong{display:block;font-size:11px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.image-tile .tile-meta span{display:block;font-size:9px;color:#b9bcc3;margin-top:3px}
.like-button{
  position:absolute;top:8px;right:8px;width:34px;height:34px;border-radius:50%;border:1px solid rgba(255,255,255,.16);
  background:rgba(0,0,0,.5);backdrop-filter:blur(8px);color:white;font-size:17px
}
.like-button.liked{color:#ff6b6b}
.segmented{display:flex;background:#111216;border:1px solid var(--line);padding:3px;border-radius:11px}
.segment{border:0;background:transparent;color:var(--muted);padding:8px 11px;border-radius:8px;font-size:11px;font-weight:800}
.segment.active{background:#24262c;color:white}
.slideshow{max-width:920px;margin:auto}
.slideshow-stage{
  min-height:560px;border:1px solid var(--line);border-radius:18px;background:#08090b;overflow:hidden;
  display:grid;place-items:center
}
.slideshow-stage img{max-width:100%;max-height:72dvh;object-fit:contain}
.slideshow-empty{color:var(--muted);font-size:12px}
.slideshow-controls{display:flex;justify-content:center;gap:9px;margin-top:12px}
.compact-button{width:auto}
.mobile-nav{display:none}
.hidden{display:none!important}
.toast{
  position:fixed;right:20px;bottom:20px;z-index:80;max-width:360px;padding:11px 13px;border-radius:11px;
  background:#1b1d22;border:1px solid #30333a;color:#e7e8ea;font-size:11px;box-shadow:0 14px 45px rgba(0,0,0,.35);
  opacity:0;transform:translateY(12px);pointer-events:none;transition:.2s
}
.toast.show{opacity:1;transform:translateY(0)}
dialog{
  width:min(1040px,calc(100% - 28px));max-height:90dvh;border:1px solid #30333a;border-radius:18px;
  padding:0;background:#0c0d10;color:white;box-shadow:0 40px 120px rgba(0,0,0,.7)
}
dialog::backdrop{background:rgba(0,0,0,.72);backdrop-filter:blur(6px)}
.dialog-layout{display:grid;grid-template-columns:1.3fr .7fr;min-height:520px}
.dialog-media{background:#060709;display:grid;place-items:center}
.dialog-media img{width:100%;height:100%;max-height:86dvh;object-fit:contain}
.dialog-body{padding:24px;display:flex;flex-direction:column;gap:18px}
.dialog-body h2{font-size:20px;margin-top:4px}
.dialog-prompt{font-size:11px;color:#b7bac1;line-height:1.55;white-space:pre-wrap;overflow:auto;max-height:360px}
.dialog-actions{display:grid;gap:8px;margin-top:auto}
.dialog-close{
  position:absolute;right:12px;top:12px;width:36px;height:36px;border-radius:50%;border:1px solid #34373d;
  background:rgba(9,10,12,.78);color:white;font-size:21px;z-index:3
}
@media(max-width:1100px){
  .workspace{grid-template-columns:1fr}
  .sticky-card{position:static}
  .canvas-stage{min-height:480px}
  .gallery-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media(max-width:760px){
  .app-shell{display:block;padding-bottom:72px}
  .sidebar{display:none}
  .main{padding:18px 14px 30px}
  .topbar{margin-bottom:16px}
  .topbar h1{font-size:23px}
  .cloud-pill{display:none}
  .settings-column .card,.sticky-card{padding:14px}
  .canvas-stage{min-height:420px;padding:16px}
  .dimension-preview{max-height:360px}
  .gallery-toolbar{align-items:flex-start;flex-direction:column}
  .toolbar-actions{width:100%}
  .search{min-width:0;flex:1}
  .gallery-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}
  .mobile-nav{
    position:fixed;display:grid;grid-template-columns:repeat(3,1fr);left:10px;right:10px;bottom:max(10px,env(safe-area-inset-bottom));
    z-index:50;background:rgba(14,15,18,.92);backdrop-filter:blur(18px);border:1px solid var(--line);
    border-radius:15px;padding:4px;box-shadow:0 14px 45px rgba(0,0,0,.4)
  }
  .mobile-nav-item{justify-content:center;flex-direction:column;gap:2px;padding:7px 4px;font-size:9px}
  .mobile-nav-item span{font-size:15px}
  .mobile-nav-item.active{background:var(--accent-soft);color:white}
  .dialog-layout{grid-template-columns:1fr}
  .dialog-media{min-height:360px}
}
@media(max-width:460px){
  .form-grid{grid-template-columns:1fr}
  .span-2{grid-column:span 1}
  .params-grid{grid-template-columns:1fr 1fr}
  .params-grid .span-2{grid-column:span 2}
  .action-row{grid-template-columns:1fr}
  .generation-meta{grid-template-columns:1fr}
  .canvas-stage{min-height:360px}
}


/* Responsive pass: el layout de móvil no es simplemente el de PC encogido. */
@media (max-width: 900px) {
  .app-shell{grid-template-columns:190px minmax(0,1fr)}
  .main{padding-left:22px;padding-right:22px}
  .workspace{grid-template-columns:1fr}
  .sticky-card{position:static}
  .gallery-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
}

@media (max-width: 760px) {
  .app-shell{display:block;padding-bottom:82px}
  .sidebar{display:none}
  .main{padding:15px 12px 28px}

  .topbar{
    margin-bottom:13px;
    position:sticky;
    top:0;
    z-index:25;
    padding:8px 0 10px;
    background:linear-gradient(180deg,rgba(9,9,11,.98) 72%,rgba(9,9,11,0));
    backdrop-filter:blur(10px)
  }
  .topbar .eyebrow{display:none}
  .topbar h1{font-size:21px;margin:0}
  .top-actions{gap:6px}
  .cloud-pill{display:inline-flex;padding:6px 8px;font-size:9px;max-width:130px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .icon-button{width:34px;height:34px}

  /* En móvil reordenamos el generador:
     Prompt -> Preview/Generar -> Modelo -> Parámetros */
  .workspace{
    display:flex;
    flex-direction:column;
    gap:11px
  }
  .settings-column{display:contents}
  .prompt-card{order:1}
  .preview-column{order:2}
  .model-card{order:3}
  .params-card{order:4}

  .settings-column .card,.sticky-card{
    padding:13px;
    border-radius:15px
  }
  .section-title{margin-bottom:10px}
  .section-title h2,.preview-head h2,.gallery-toolbar h2{font-size:16px}
  textarea{min-height:118px}
  #negative{min-height:88px}

  .canvas-stage{
    min-height:0;
    height:min(58dvh,520px);
    max-height:520px;
    padding:12px
  }
  .dimension-preview{max-height:calc(58dvh - 48px)}
  .preview-head{margin-bottom:10px}
  .progress-track{margin:10px 0}
  .generation-meta{margin-bottom:10px}
  .action-row{
    position:sticky;
    bottom:76px;
    z-index:12;
    padding-top:7px;
    background:linear-gradient(180deg,rgba(15,16,19,0),rgba(15,16,19,.98) 28%)
  }
  .primary,.danger{min-height:44px}
  .hint{margin-top:8px}

  .form-grid{gap:9px}
  .field>span{font-size:10px}
  textarea,input,select{padding:10px 11px}
  .toggle-row{gap:10px 14px}
  .preset-row{overflow-x:auto;flex-wrap:nowrap;padding-bottom:2px}
  .chip{white-space:nowrap}

  .gallery-toolbar{gap:10px}
  .toolbar-actions{display:grid;grid-template-columns:1fr auto;width:100%}
  .gallery-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
  .image-tile{border-radius:12px}
  .empty-card{min-height:240px}
  .slideshow-stage{min-height:56dvh;border-radius:14px}
  .slideshow-controls{
    position:sticky;
    bottom:77px;
    z-index:12;
    padding:8px;
    border-radius:13px;
    background:rgba(14,15,18,.9);
    backdrop-filter:blur(14px)
  }

  dialog{
    width:100%;
    max-width:none;
    height:100dvh;
    max-height:100dvh;
    margin:0;
    border-radius:0;
    border:0
  }
  .dialog-layout{
    height:100%;
    display:flex;
    flex-direction:column;
    min-height:0
  }
  .dialog-media{
    flex:1 1 55%;
    min-height:260px;
    overflow:hidden
  }
  .dialog-media img{max-height:none}
  .dialog-body{
    flex:0 1 auto;
    padding:16px 14px calc(18px + env(safe-area-inset-bottom));
    gap:12px;
    max-height:45dvh
  }
  .dialog-prompt{max-height:110px}
  .dialog-actions{grid-template-columns:1fr 1fr;gap:8px}
  .dialog-close{
    top:max(10px,env(safe-area-inset-top));
    right:10px
  }

  .mobile-nav{
    left:8px;
    right:8px;
    bottom:max(8px,env(safe-area-inset-bottom));
    border-radius:16px;
    padding:4px
  }
  .mobile-nav-item{min-height:48px}
}

@media (max-width: 430px) {
  .main{padding-left:9px;padding-right:9px}
  .cloud-pill{max-width:104px}
  .form-grid{grid-template-columns:1fr}
  .span-2{grid-column:span 1}
  .params-grid{grid-template-columns:1fr 1fr}
  .params-grid .span-2{grid-column:span 2}
  .generation-meta{grid-template-columns:1fr 1fr}
  .action-row{grid-template-columns:1fr auto}
  .danger{padding-left:13px;padding-right:13px}
  .canvas-stage{height:min(54dvh,440px)}
  .dialog-actions{grid-template-columns:1fr}
}

.size-preset-field{margin-bottom:12px}
.size-preset-field select{font-weight:700}