/* ==========================================================================
   PixelForge Studio — hoja de estilos principal
   ========================================================================== */

/* ---------- Tokens ---------- */
:root{
  --bg:#f4f5fa;
  --bg-2:#ffffff;
  --surface:#ffffff;
  --surface-2:#f7f8fc;
  --surface-3:#eef0f7;
  --line:#e2e5f0;
  --line-strong:#cdd2e4;
  --text:#12141c;
  --text-2:#5b6076;
  --text-3:#8b90a6;
  --brand:#6d4aff;
  --brand-2:#8b6bff;
  --accent:#06b6d4;
  --pink:#ec4899;
  --ok:#12a870;
  --warn:#e8a33d;
  --danger:#e5484d;
  --shadow-sm:0 1px 2px rgba(16,18,30,.06),0 2px 6px rgba(16,18,30,.05);
  --shadow-md:0 4px 12px rgba(16,18,30,.08),0 14px 34px rgba(16,18,30,.07);
  --shadow-lg:0 24px 60px rgba(16,18,30,.14);
  --radius:16px;
  --radius-sm:10px;
  --grad:linear-gradient(120deg,#6d4aff 0%,#06b6d4 55%,#ec4899 100%);
  --checker:#e9ebf3;
  --header-h:64px;
}
[data-theme="dark"]{
  --bg:#080a11;
  --bg-2:#0b0d14;
  --surface:#12141d;
  --surface-2:#171a25;
  --surface-3:#1e2230;
  --line:#232838;
  --line-strong:#333a4f;
  --text:#eef0f7;
  --text-2:#a2a8bd;
  --text-3:#6f7791;
  --brand:#7c5cff;
  --brand-2:#9b81ff;
  --accent:#22d3ee;
  --pink:#f472b6;
  --ok:#2dd4a7;
  --warn:#f5b544;
  --danger:#ff5a5f;
  --shadow-sm:0 1px 2px rgba(0,0,0,.4);
  --shadow-md:0 8px 24px rgba(0,0,0,.45);
  --shadow-lg:0 30px 70px rgba(0,0,0,.6);
  --checker:#1a1e2a;
}

*,*::before,*::after{box-sizing:border-box}
/* El atributo [hidden] debe ganar a cualquier display de clase (.workspace{display:grid},
   .row{display:flex}, …); sin esto los bloques ocultos se mostrarían igualmente. */
[hidden]{display:none !important}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
[data-theme="dark"] body{
  background:
    radial-gradient(1100px 620px at 12% -8%,rgba(124,92,255,.16),transparent 62%),
    radial-gradient(980px 560px at 92% -4%,rgba(34,211,238,.12),transparent 60%),
    var(--bg);
}
body{
  background-attachment:fixed;
}
h1,h2,h3{margin:0;line-height:1.2;letter-spacing:-.02em}
button{font:inherit;color:inherit}
svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
kbd{
  font-family:"JetBrains Mono",monospace;font-size:11px;background:var(--surface-3);
  border:1px solid var(--line);border-bottom-width:2px;border-radius:5px;padding:1px 5px;color:var(--text-2);
}
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:var(--line-strong);border-radius:99px;border:3px solid transparent;background-clip:content-box}
::-webkit-scrollbar-thumb:hover{background:var(--text-3);background-clip:content-box}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}

/* ---------- Topbar ---------- */
.topbar{
  position:sticky;top:0;z-index:60;height:var(--header-h);
  background:color-mix(in srgb,var(--bg-2) 82%,transparent);
  backdrop-filter:saturate(180%) blur(16px);
  border-bottom:1px solid var(--line);
}
.topbar-inner{
  max-width:1920px;margin:0 auto;height:100%;padding:0 20px;
  display:flex;align-items:center;gap:20px;
}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none;color:inherit;flex-shrink:0}
.brand-mark svg{width:34px;height:34px;stroke:none;filter:drop-shadow(0 4px 12px rgba(109,74,255,.4))}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:15px;font-weight:800;letter-spacing:-.03em}
.brand-text small{font-size:10.5px;color:var(--text-3);letter-spacing:.01em}
.topnav{display:flex;gap:2px;margin-left:8px}
.topnav-link{
  background:none;border:0;padding:8px 13px;border-radius:9px;cursor:pointer;
  font-size:13px;font-weight:500;color:var(--text-2);transition:.15s;
}
.topnav-link:hover{background:var(--surface-2);color:var(--text)}
.topnav-link.active{background:color-mix(in srgb,var(--brand) 16%,transparent);color:var(--brand-2)}
.topbar-actions{margin-left:auto;display:flex;align-items:center;gap:10px}
.badge-private{
  display:inline-flex;align-items:center;gap:6px;font-size:11.5px;font-weight:600;
  color:var(--ok);background:color-mix(in srgb,var(--ok) 12%,transparent);
  border:1px solid color-mix(in srgb,var(--ok) 28%,transparent);
  padding:5px 10px;border-radius:99px;
}
.badge-private svg{width:13px;height:13px}

/* ---------- Botones ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:9px 16px;border-radius:11px;border:1px solid transparent;cursor:pointer;
  font-size:13px;font-weight:600;transition:.16s;white-space:nowrap;
}
.btn svg{width:16px;height:16px}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 4px 14px color-mix(in srgb,var(--brand) 35%,transparent)}
.btn-primary:hover{background:var(--brand-2);transform:translateY(-1px)}
.btn-accent{background:color-mix(in srgb,var(--accent) 16%,transparent);color:var(--accent);border-color:color-mix(in srgb,var(--accent) 34%,transparent)}
.btn-accent:hover{background:color-mix(in srgb,var(--accent) 26%,transparent)}
.btn-ghost{background:var(--surface-2);border-color:var(--line);color:var(--text-2)}
.btn-ghost:hover{background:var(--surface-3);color:var(--text);border-color:var(--line-strong)}
.btn:disabled{opacity:.45;pointer-events:none}
.btn.full{width:100%}
.flex1{flex:1}
.icon-btn{
  display:inline-grid;place-items:center;width:36px;height:36px;border-radius:10px;
  background:var(--surface-2);border:1px solid var(--line);cursor:pointer;color:var(--text-2);transition:.15s;
}
.icon-btn:hover{background:var(--surface-3);color:var(--text)}
.icon-btn.sm{width:28px;height:28px;border-radius:8px;font-size:15px;line-height:1}
.icon-btn.sm svg{width:14px;height:14px}
.icon-btn.danger:hover{color:var(--danger);border-color:color-mix(in srgb,var(--danger) 40%,transparent)}
.mini-btn{
  display:inline-flex;align-items:center;gap:5px;padding:4px 9px;border-radius:8px;cursor:pointer;
  background:color-mix(in srgb,var(--brand) 14%,transparent);border:1px solid color-mix(in srgb,var(--brand) 30%,transparent);
  color:var(--brand-2);font-size:11.5px;font-weight:600;
}
.mini-btn:hover{background:color-mix(in srgb,var(--brand) 24%,transparent)}
.mini-btn svg{width:13px;height:13px}
.link-btn{background:none;border:0;color:var(--text-3);cursor:pointer;padding:6px;border-radius:8px}
.link-btn[data-locked="1"]{color:var(--brand-2)}
.link-btn:hover{background:var(--surface-3)}
#themeToggle .ico-light{display:none}
[data-theme="dark"] #themeToggle .ico-dark{display:none}
[data-theme="dark"] #themeToggle .ico-light{display:block}

/* ---------- Publicidad ---------- */
.ad-strip{display:flex;justify-content:center;padding:16px 20px 0}
.ad-unit{position:relative}
.ad-label{
  display:block;text-align:center;font-size:9px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--text-3);margin-bottom:5px;opacity:.75;
}
.ad-body{
  background:var(--surface);border:1px dashed var(--line-strong);border-radius:14px;overflow:hidden;
}
.ad-top{width:728px;max-width:100%}
.ad-top .ad-body{width:100%;height:90px}
.ad-left .ad-body{width:160px;height:600px}
.ad-right .ad-body{width:300px;height:600px}
.ad-inline .ad-body{width:100%;height:110px}
.ad-inline-wrap{margin:22px 0 6px;display:flex;justify-content:center}
.ad-inline{width:100%;max-width:970px}
.ad-placeholder{
  width:100%;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;
  color:var(--text-3);background:
    repeating-linear-gradient(45deg,transparent,transparent 10px,color-mix(in srgb,var(--line) 45%,transparent) 10px,color-mix(in srgb,var(--line) 45%,transparent) 20px);
}
.ad-placeholder svg{width:26px;height:26px;opacity:.55}
.ad-placeholder strong{font-size:11.5px;font-weight:600}
.ad-placeholder span{font-size:10.5px;font-family:"JetBrains Mono",monospace;opacity:.8}
.ad-top .ad-placeholder{flex-direction:row;gap:10px}

/* ---------- Layout ---------- */
.layout{
  max-width:1920px;margin:0 auto;padding:18px 20px 40px;
  display:grid;grid-template-columns:176px minmax(0,1fr) 316px;gap:22px;align-items:start;
}
.rail{min-width:0}
.rail-sticky{position:sticky;top:calc(var(--header-h) + 18px)}
.stage{min-width:0}

/* ---------- Migas de pan y cabecera de página ---------- */
.breadcrumbs{
  display:flex;flex-wrap:wrap;align-items:center;gap:7px;padding:14px 0 0;
  font-size:12.5px;color:var(--text-3);
}
.breadcrumbs a{color:var(--text-2);text-decoration:none}
.breadcrumbs a:hover{color:var(--brand-2);text-decoration:underline}
.breadcrumbs [aria-current]{color:var(--text)}
.page-head{text-align:center;padding:26px 0 4px;transition:padding .2s}
.page-head .hero-sub{margin-bottom:0}
/* Con imágenes cargadas, la cabecera se compacta para dejar sitio al editor */
body.working .page-head{padding:12px 0 4px;text-align:left}
body.working .page-head .hero-title{font-size:clamp(19px,2.2vw,25px)}
body.working .page-head .hero-sub{
  display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;
  margin:5px 0 0;max-width:none;font-size:13px;
}

/* ---------- Hero ---------- */
.hero{text-align:center;padding:14px 0 8px}
.hero-title{font-size:clamp(28px,4.4vw,46px);font-weight:800;letter-spacing:-.045em}
.grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{max-width:660px;margin:14px auto 26px;color:var(--text-2);font-size:15px}
.dropzone{
  position:relative;max-width:900px;margin:0 auto;padding:46px 24px;cursor:pointer;
  background:var(--surface);border:2px dashed var(--line-strong);border-radius:24px;
  box-shadow:var(--shadow-md);transition:.2s;overflow:hidden;
}
.dropzone:hover,.dropzone.over{border-color:var(--brand);transform:translateY(-2px);box-shadow:var(--shadow-lg)}
.dropzone.over{background:color-mix(in srgb,var(--brand) 7%,var(--surface))}
/* Llamada de atención cuando se pide una herramienta sin imágenes cargadas */
.dropzone.pulse{animation:dzPulse 1.7s cubic-bezier(.4,0,.2,1)}
@keyframes dzPulse{
  0%,100%{border-color:var(--line-strong);transform:none}
  12%{border-color:var(--brand);transform:scale(1.015);box-shadow:0 0 0 8px color-mix(in srgb,var(--brand) 18%,transparent)}
  36%{border-color:var(--line-strong);transform:none;box-shadow:var(--shadow-md)}
  56%{border-color:var(--brand);transform:scale(1.012);box-shadow:0 0 0 8px color-mix(in srgb,var(--brand) 14%,transparent)}
  80%{border-color:var(--line-strong);box-shadow:var(--shadow-md)}
}
.dz-glow{
  position:absolute;inset:-40% 20%;background:var(--grad);filter:blur(90px);opacity:.13;pointer-events:none;
  transition:opacity .25s;
}
.dropzone:hover .dz-glow{opacity:.22}
.dz-icon{width:46px;height:46px;color:var(--brand);stroke-width:1.5;position:relative}
.dz-title{margin:16px 0 6px;font-size:19px;font-weight:700;position:relative}
.dz-sub{margin:0;color:var(--text-2);font-size:13.5px;position:relative}
.dz-formats{display:flex;flex-wrap:wrap;gap:6px;justify-content:center;margin-top:20px;position:relative}
.dz-formats span{
  font-size:10.5px;font-weight:700;letter-spacing:.06em;padding:4px 9px;border-radius:7px;
  background:var(--surface-3);color:var(--text-3);border:1px solid var(--line);
}
.hero-stats{
  list-style:none;display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin:26px 0 0;padding:0;
}
.hero-stats li{
  background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:12px 22px;min-width:120px;
  display:flex;flex-direction:column;gap:2px;box-shadow:var(--shadow-sm);
}
.hero-stats strong{font-size:20px;font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-stats span{font-size:11px;color:var(--text-3)}

/* ---------- Workspace ---------- */
.workspace{
  display:grid;grid-template-columns:236px minmax(0,1fr) 348px;gap:16px;align-items:stretch;
  margin-top:4px;
}
.panel{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-sm);display:flex;flex-direction:column;min-width:0;
  height:calc(100vh - var(--header-h) - 150px);min-height:560px;
}
.panel-head{
  display:flex;align-items:center;justify-content:space-between;gap:8px;
  padding:13px 14px;border-bottom:1px solid var(--line);
}
.panel-head h2{font-size:12.5px;font-weight:700;text-transform:uppercase;letter-spacing:.09em;color:var(--text-2)}
.panel-head-actions{display:flex;gap:5px}
.pill{
  display:inline-block;min-width:20px;text-align:center;background:var(--brand);color:#fff;
  border-radius:99px;font-size:10.5px;padding:1px 7px;margin-left:5px;font-weight:700;letter-spacing:0;
}

/* Cola */
.queue{flex:1;overflow-y:auto;padding:9px;display:flex;flex-direction:column;gap:7px}
.q-item{
  display:flex;gap:9px;align-items:center;padding:7px;border-radius:11px;cursor:pointer;
  border:1px solid transparent;background:var(--surface-2);transition:.14s;position:relative;
}
.q-item:hover{background:var(--surface-3)}
.q-item.active{border-color:var(--brand);background:color-mix(in srgb,var(--brand) 10%,var(--surface-2))}
.q-thumb{
  width:46px;height:46px;border-radius:8px;flex-shrink:0;object-fit:cover;
  background:var(--checker) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16'%3E%3Crect width='8' height='8' fill='%23ffffff18'/%3E%3Crect x='8' y='8' width='8' height='8' fill='%23ffffff18'/%3E%3C/svg%3E");
}
.q-info{min-width:0;flex:1}
.q-name{font-size:12px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.q-meta{font-size:10.5px;color:var(--text-3);font-family:"JetBrains Mono",monospace;margin-top:2px}
.q-del{
  position:absolute;top:4px;right:4px;width:20px;height:20px;border-radius:6px;border:0;cursor:pointer;
  background:var(--surface);color:var(--text-3);display:grid;place-items:center;opacity:0;transition:.14s;
}
.q-item:hover .q-del{opacity:1}
.q-del:hover{background:var(--danger);color:#fff}
.q-del svg{width:12px;height:12px}
.queue-foot{padding:11px 13px;border-top:1px solid var(--line)}

/* Lienzo */
.canvas-panel{overflow:hidden}
.canvas-toolbar{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:10px 12px;border-bottom:1px solid var(--line);flex-wrap:wrap;
}
.seg{display:inline-flex;background:var(--surface-2);border:1px solid var(--line);border-radius:10px;padding:2px;gap:2px}
.seg-btn{
  border:0;background:none;padding:6px 13px;border-radius:8px;cursor:pointer;
  font-size:12.5px;font-weight:600;color:var(--text-3);transition:.14s;white-space:nowrap;
}
.seg-btn:hover{color:var(--text)}
.seg-btn.active{background:var(--surface);color:var(--text);box-shadow:var(--shadow-sm)}
[data-theme="dark"] .seg-btn.active{background:var(--surface-3)}
.seg.small .seg-btn{padding:5px 10px;font-size:11.5px}
.seg.full{display:flex;width:100%}
.seg.full .seg-btn{flex:1;text-align:center}
.zoom{display:flex;align-items:center;gap:4px}
.zoom-value{
  min-width:66px;padding:5px 8px;border-radius:8px;border:1px solid var(--line);background:var(--surface-2);
  font-size:11.5px;font-family:"JetBrains Mono",monospace;color:var(--text-2);cursor:pointer;
}
.zoom-value:hover{color:var(--text)}

.canvas-stage{
  flex:1;position:relative;overflow:auto;display:grid;place-items:center;padding:22px;
  background:
    linear-gradient(45deg,var(--checker) 25%,transparent 25%,transparent 75%,var(--checker) 75%),
    linear-gradient(45deg,var(--checker) 25%,transparent 25%,transparent 75%,var(--checker) 75%);
  background-size:22px 22px;background-position:0 0,11px 11px;background-color:var(--surface-2);
}
.canvas-wrap{position:relative;line-height:0;box-shadow:var(--shadow-lg);border-radius:4px}
.canvas-wrap canvas{display:block;max-width:none;border-radius:3px}
/* El resultado va siempre por delante; la capa del original sólo aparece en los
   modos de comparación. Los selectores llevan `.canvas-wrap` delante a
   propósito: sin él la regla de arriba (más específica) los anularía y el
   original quedaría pintado encima del resultado. */
.canvas-wrap #preview{position:relative;z-index:1}
.canvas-wrap .cmp-layer{position:absolute;inset:0;z-index:0;display:none}
.canvas-wrap.compare .cmp-layer,
.canvas-wrap.only-original .cmp-layer{display:block}
.canvas-wrap.compare #preview{clip-path:inset(0 0 0 var(--cmp,50%))}
.canvas-wrap.only-original #preview{visibility:hidden}
.cmp-handle{
  position:absolute;top:0;bottom:0;left:50%;width:2px;background:#fff;cursor:ew-resize;z-index:5;
  box-shadow:0 0 0 1px rgba(0,0,0,.35);
}
.cmp-handle span{
  position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
  width:34px;height:34px;border-radius:99px;background:#fff;box-shadow:0 3px 12px rgba(0,0,0,.4);
}
.cmp-handle span::before,.cmp-handle span::after{
  content:"";position:absolute;top:50%;width:0;height:0;border:5px solid transparent;margin-top:-5px;
}
.cmp-handle span::before{left:5px;border-right-color:#12141c}
.cmp-handle span::after{right:5px;border-left-color:#12141c}
.canvas-empty{position:absolute;color:var(--text-3);font-size:13px;pointer-events:none}
.canvas-busy{
  position:absolute;top:12px;left:50%;transform:translateX(-50%);z-index:9;
  display:flex;align-items:center;gap:8px;padding:7px 14px;border-radius:99px;
  background:color-mix(in srgb,var(--surface) 92%,transparent);border:1px solid var(--line);
  font-size:12px;font-weight:600;box-shadow:var(--shadow-md);backdrop-filter:blur(10px);
}
.spinner{
  width:14px;height:14px;border-radius:99px;border:2px solid var(--line-strong);border-top-color:var(--brand);
  animation:spin .7s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg)}}

/* Recorte */
.crop-overlay{position:absolute;inset:0;z-index:4}
.crop-box{position:absolute;box-shadow:0 0 0 9999px rgba(0,0,0,.55);cursor:move;border:1px solid rgba(255,255,255,.9)}
.crop-grid{position:absolute;inset:0;pointer-events:none;
  background:
    linear-gradient(to right,transparent 33.2%,rgba(255,255,255,.35) 33.2%,rgba(255,255,255,.35) 33.5%,transparent 33.5%,transparent 66.4%,rgba(255,255,255,.35) 66.4%,rgba(255,255,255,.35) 66.7%,transparent 66.7%),
    linear-gradient(to bottom,transparent 33.2%,rgba(255,255,255,.35) 33.2%,rgba(255,255,255,.35) 33.5%,transparent 33.5%,transparent 66.4%,rgba(255,255,255,.35) 66.4%,rgba(255,255,255,.35) 66.7%,transparent 66.7%);
}
.crop-box i{position:absolute;width:13px;height:13px;background:#fff;border-radius:3px;box-shadow:0 1px 4px rgba(0,0,0,.5)}
.crop-box i[data-h="nw"]{left:-7px;top:-7px;cursor:nwse-resize}
.crop-box i[data-h="n"] {left:calc(50% - 6px);top:-7px;cursor:ns-resize}
.crop-box i[data-h="ne"]{right:-7px;top:-7px;cursor:nesw-resize}
.crop-box i[data-h="w"] {left:-7px;top:calc(50% - 6px);cursor:ew-resize}
.crop-box i[data-h="e"] {right:-7px;top:calc(50% - 6px);cursor:ew-resize}
.crop-box i[data-h="sw"]{left:-7px;bottom:-7px;cursor:nesw-resize}
.crop-box i[data-h="s"] {left:calc(50% - 6px);bottom:-7px;cursor:ns-resize}
.crop-box i[data-h="se"]{right:-7px;bottom:-7px;cursor:nwse-resize}

.canvas-foot{
  display:flex;align-items:center;gap:16px;padding:10px 14px;border-top:1px solid var(--line);
  font-size:11.5px;color:var(--text-2);flex-wrap:wrap;font-family:"JetBrains Mono",monospace;
}
.meta{display:flex;align-items:center;gap:6px}
.meta b{color:var(--text);font-weight:600}
.dot{width:7px;height:7px;border-radius:99px;background:var(--text-3)}
.dot.r{background:var(--brand)}
.dot.o{background:var(--text-3)}
.savings{margin-left:auto;font-weight:700}
.savings.good{color:var(--ok)}
.savings.bad{color:var(--warn)}

/* ---------- Panel de herramientas ---------- */
.tools-panel{overflow:hidden}
.tabs{
  display:grid;grid-template-columns:repeat(5,1fr);gap:2px;padding:8px;
  border-bottom:1px solid var(--line);background:var(--surface-2);
}
.tab{
  display:flex;flex-direction:column;align-items:center;gap:4px;padding:8px 1px;border:0;border-radius:10px;
  background:none;cursor:pointer;color:var(--text-3);font-size:9.5px;font-weight:600;transition:.14s;
  letter-spacing:-.01em;
}
.tab span{max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.tab svg{width:16px;height:16px}
.tab:hover{color:var(--text);background:var(--surface-3)}
.tab.active{color:#fff;background:var(--brand);box-shadow:0 4px 12px color-mix(in srgb,var(--brand) 40%,transparent)}
.tool-scroll{flex:1;overflow-y:auto;padding:16px 15px}
.tool-pane{display:none;animation:fade .2s ease}
.tool-pane.active{display:block}
@keyframes fade{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}
.tool-title{font-size:13px;font-weight:700;margin-bottom:4px}
.tool-title-row{display:flex;align-items:center;justify-content:space-between;margin-bottom:6px}
.tool-title-row .tool-title{margin:0}
.tool-hint{margin:0 0 14px;font-size:11.5px;color:var(--text-3);line-height:1.45}
.mt8{margin-top:8px}.mt12{margin-top:12px}.mt16{margin-top:16px}
.field{margin-bottom:15px}
.lbl{display:block;font-size:11.5px;font-weight:600;color:var(--text-2);margin-bottom:6px}
.lbl-row{display:flex;align-items:center;justify-content:space-between;margin-bottom:6px}
.lbl-row .lbl{margin:0}
.out{
  font-family:"JetBrains Mono",monospace;font-size:11px;color:var(--text);background:var(--surface-3);
  padding:2px 7px;border-radius:6px;min-width:38px;text-align:center;
}
.row{display:flex;align-items:center;gap:9px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:9px}
.suffix{font-size:11.5px;color:var(--text-3)}
.inp{
  width:100%;padding:9px 11px;border-radius:10px;border:1px solid var(--line);background:var(--surface-2);
  color:var(--text);font-size:13px;transition:.14s;font-family:inherit;
}
.inp:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px color-mix(in srgb,var(--brand) 18%,transparent)}
.sel{appearance:none;cursor:pointer;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%238b90a6' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 9px center;background-size:15px;padding-right:30px;
}
.color{
  width:42px;height:36px;padding:2px;border-radius:9px;border:1px solid var(--line);background:var(--surface-2);
  cursor:pointer;flex-shrink:0;
}
.dim-row{display:flex;align-items:flex-end;gap:6px}
.dim-row .field{margin-bottom:0}
.dim-row .link-btn{margin-bottom:8px}

/* Range */
.range{
  -webkit-appearance:none;appearance:none;width:100%;height:5px;border-radius:99px;background:var(--surface-3);
  outline:none;cursor:pointer;
}
.range::-webkit-slider-thumb{
  -webkit-appearance:none;width:16px;height:16px;border-radius:99px;background:#fff;cursor:grab;
  border:3px solid var(--brand);box-shadow:0 2px 6px rgba(0,0,0,.3);transition:transform .12s;
}
.range::-webkit-slider-thumb:active{transform:scale(1.15);cursor:grabbing}
.range::-moz-range-thumb{width:16px;height:16px;border-radius:99px;background:#fff;border:3px solid var(--brand);cursor:grab}

/* Switch */
.switch{display:flex;align-items:center;gap:10px;cursor:pointer;user-select:none}
.switch input{position:absolute;opacity:0;width:0;height:0}
.track{
  width:36px;height:20px;border-radius:99px;background:var(--surface-3);border:1px solid var(--line);
  position:relative;flex-shrink:0;transition:.18s;
}
.track::after{
  content:"";position:absolute;top:2px;left:2px;width:14px;height:14px;border-radius:99px;background:var(--text-3);
  transition:.18s;
}
.switch input:checked + .track{background:var(--brand);border-color:var(--brand)}
.switch input:checked + .track::after{transform:translateX(16px);background:#fff}
.switch-label{font-size:12px;color:var(--text-2);line-height:1.35}
.switch input:checked ~ .switch-label{color:var(--text)}

/* Formatos */
.fmt-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:7px;margin-bottom:16px}
.fmt{
  display:flex;flex-direction:column;align-items:center;gap:1px;padding:10px 4px;border-radius:11px;cursor:pointer;
  background:var(--surface-2);border:1px solid var(--line);transition:.14s;text-align:center;
}
.fmt input{position:absolute;opacity:0;pointer-events:none}
.fmt b{font-size:12px;font-weight:700}
.fmt small{font-size:9.5px;color:var(--text-3)}
.fmt:hover{border-color:var(--line-strong);transform:translateY(-1px)}
.fmt.active{background:color-mix(in srgb,var(--brand) 14%,transparent);border-color:var(--brand)}
.fmt.active b{color:var(--brand-2)}
.fmt.unsupported{opacity:.45}

/* Chips */
.chips{display:flex;gap:6px}
.chips.wrap{flex-wrap:wrap}
.chip{cursor:pointer}
.chip input{position:absolute;opacity:0;pointer-events:none}
.chip span,.chip-btn{
  display:inline-block;padding:5px 11px;border-radius:8px;font-size:11.5px;font-weight:600;
  background:var(--surface-2);border:1px solid var(--line);color:var(--text-3);transition:.14s;cursor:pointer;
}
.chip:hover span,.chip-btn:hover{color:var(--text);border-color:var(--line-strong)}
.chip input:checked + span,.chip-btn.active{
  background:color-mix(in srgb,var(--brand) 16%,transparent);border-color:var(--brand);color:var(--brand-2);
}

/* Presets de compresión */
.preset-row{display:grid;grid-template-columns:repeat(4,1fr);gap:6px;margin-bottom:16px}
.preset{
  padding:8px 4px;border-radius:10px;cursor:pointer;font-size:11.5px;font-weight:600;
  background:var(--surface-2);border:1px solid var(--line);color:var(--text-3);transition:.14s;
}
.preset:hover{color:var(--text)}
.preset.active{background:color-mix(in srgb,var(--brand) 16%,transparent);border-color:var(--brand);color:var(--brand-2)}

.note{
  display:flex;gap:9px;padding:11px 12px;border-radius:11px;font-size:11.5px;line-height:1.45;
  background:color-mix(in srgb,var(--ok) 10%,transparent);border:1px solid color-mix(in srgb,var(--ok) 25%,transparent);
  color:var(--text-2);
}
.note svg{width:15px;height:15px;flex-shrink:0;color:var(--ok);margin-top:1px}
.warn-box{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:10px;padding:10px 11px;border-radius:11px;
  font-size:11.5px;line-height:1.45;color:var(--text-2);
  background:color-mix(in srgb,var(--warn) 13%,transparent);
  border:1px solid color-mix(in srgb,var(--warn) 32%,transparent);
}
.warn-box svg{width:15px;height:15px;flex-shrink:0;color:var(--warn)}
.warn-box span{flex:1;min-width:150px}
.warn-box b{color:var(--text)}

/* Filtros */
.filter-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:7px;margin-bottom:6px}
.filter-item{
  border:1px solid var(--line);border-radius:11px;overflow:hidden;cursor:pointer;background:var(--surface-2);
  transition:.14s;padding:0;display:block;
}
.filter-item canvas{display:block;width:100%;height:56px;object-fit:cover;background:var(--surface-3)}
.filter-item span{display:block;padding:5px 2px;font-size:10.5px;font-weight:600;color:var(--text-3);text-align:center}
.filter-item:hover{border-color:var(--line-strong);transform:translateY(-1px)}
.filter-item.active{border-color:var(--brand);box-shadow:0 0 0 2px color-mix(in srgb,var(--brand) 25%,transparent)}
.filter-item.active span{color:var(--brand-2)}

/* Posición marca de agua */
.pos-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:5px;max-width:132px}
.pos-grid button{
  aspect-ratio:1;border-radius:8px;border:1px solid var(--line);background:var(--surface-2);cursor:pointer;
  position:relative;transition:.14s;
}
.pos-grid button::after{content:"";position:absolute;inset:35%;border-radius:2px;background:var(--text-3);opacity:.5}
.pos-grid button:hover{border-color:var(--line-strong)}
.pos-grid button.active{background:color-mix(in srgb,var(--brand) 16%,transparent);border-color:var(--brand)}
.pos-grid button.active::after{background:var(--brand-2);opacity:1}

.tool-foot{display:flex;gap:8px;padding:12px;border-top:1px solid var(--line);background:var(--surface-2)}

/* ---------- Historial ---------- */
.canvas-toolbar-right{display:flex;align-items:center;gap:10px}
.history{display:flex;gap:4px}
.icon-btn:disabled{opacity:.35;pointer-events:none}

/* ---------- Analizar ---------- */
.histogram{
  width:100%;height:auto;display:block;border-radius:11px;border:1px solid var(--line);
  background:var(--surface-2);
}
.stat-row{
  display:grid;grid-template-columns:repeat(3,1fr);gap:6px;margin-top:9px;
  font-family:"JetBrains Mono",monospace;font-size:10.5px;
}
.stat-row div{background:var(--surface-2);border:1px solid var(--line);border-radius:9px;padding:7px 8px;text-align:center}
.stat-row b{display:block;font-size:13px;color:var(--text);margin-top:2px}
.stat-row span{color:var(--text-3)}
.palette{display:grid;grid-template-columns:repeat(4,1fr);gap:6px}
.sw{
  border:1px solid var(--line);border-radius:10px;overflow:hidden;cursor:pointer;background:var(--surface-2);
  padding:0;transition:.14s;
}
.sw i{display:block;height:34px}
.sw span{
  display:block;padding:4px 2px;font-size:9.5px;font-family:"JetBrains Mono",monospace;
  color:var(--text-3);text-align:center;
}
.sw:hover{transform:translateY(-2px);border-color:var(--line-strong)}
.sw:hover span{color:var(--text)}
.cmp-table{margin-top:11px;border:1px solid var(--line);border-radius:11px;overflow:hidden}
.cmp-row{
  display:grid;grid-template-columns:58px 1fr 74px;align-items:center;gap:8px;padding:8px 10px;
  border-bottom:1px solid var(--line);font-size:11.5px;
}
.cmp-row:last-child{border-bottom:0}
.cmp-row.best{background:color-mix(in srgb,var(--ok) 12%,transparent)}
.cmp-row b{font-weight:700}
.cmp-bar{height:7px;border-radius:99px;background:var(--surface-3);overflow:hidden}
.cmp-bar i{display:block;height:100%;background:var(--grad);border-radius:99px}
.cmp-row em{font-style:normal;font-family:"JetBrains Mono",monospace;text-align:right;color:var(--text-2)}
.cmp-row.best em{color:var(--ok);font-weight:700}
.exif{border:1px solid var(--line);border-radius:11px;overflow:hidden}
.exif-row{display:flex;justify-content:space-between;gap:10px;padding:7px 11px;border-bottom:1px solid var(--line);font-size:11.5px}
.exif-row:last-child{border-bottom:0}
.exif-row span{color:var(--text-3);flex-shrink:0}
.exif-row b{font-weight:600;text-align:right;word-break:break-word}
.exif-empty{padding:13px;font-size:11.5px;color:var(--text-3);text-align:center}
.exif-warn{
  display:flex;gap:8px;padding:10px 11px;font-size:11px;line-height:1.45;
  background:color-mix(in srgb,var(--warn) 12%,transparent);color:var(--text-2);
  border-top:1px solid color-mix(in srgb,var(--warn) 28%,transparent);
}

/* ---------- Exportar ---------- */
.export-card{
  border:1px solid var(--line);border-radius:13px;padding:13px;margin-bottom:11px;background:var(--surface-2);
}
.export-head{display:flex;align-items:center;gap:8px;margin-bottom:6px}
.export-head svg{width:16px;height:16px;color:var(--brand-2)}
.export-head b{font-size:12.5px}
.export-card p{margin:0 0 10px;font-size:11.5px;color:var(--text-3);line-height:1.5}
.export-card code{
  font-family:"JetBrains Mono",monospace;font-size:10.5px;background:var(--surface-3);
  padding:1px 5px;border-radius:5px;color:var(--text-2);
}
.preset-list{margin-top:10px;display:flex;flex-direction:column;gap:5px}
.preset-item{
  display:flex;align-items:center;gap:8px;padding:7px 10px;border-radius:9px;
  background:var(--surface-2);border:1px solid var(--line);font-size:12px;
}
.preset-item span{flex:1;cursor:pointer;font-weight:500}
.preset-item span:hover{color:var(--brand-2)}
.preset-item button{
  border:0;background:none;cursor:pointer;color:var(--text-3);padding:3px;border-radius:6px;line-height:0;
}
.preset-item button:hover{color:var(--danger)}
.preset-item button svg{width:13px;height:13px}
.preset-empty{font-size:11.5px;color:var(--text-3);text-align:center;padding:8px}

/* Cuentagotas activo */
.canvas-stage.picking{cursor:crosshair}
.canvas-stage.picking canvas{cursor:crosshair}

/* ---------- Features / FAQ ---------- */
.features{margin-top:34px}
.sec-title{font-size:22px;font-weight:800;text-align:center;margin-bottom:22px;letter-spacing:-.03em}
.feat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(268px,1fr));gap:14px}
.feat{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:20px;
  box-shadow:var(--shadow-sm);transition:.18s;
}
.feat:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--line-strong)}
.feat-ico{
  display:grid;place-items:center;width:40px;height:40px;border-radius:12px;margin-bottom:13px;
  background:color-mix(in srgb,var(--brand) 14%,transparent);color:var(--brand-2);
}
.feat h3{font-size:15px;font-weight:700;margin-bottom:7px}
.feat p{margin:0;font-size:13px;color:var(--text-2);line-height:1.6}
.faq{margin-top:40px;max-width:820px;margin-inline:auto}
.faq details{
  background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:14px 16px;margin-bottom:9px;
}
.faq summary{cursor:pointer;font-weight:600;font-size:14px;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";float:right;color:var(--text-3);font-size:18px;line-height:1}
.faq details[open] summary::after{content:"–"}
.faq p{margin:11px 0 0;font-size:13px;color:var(--text-2);line-height:1.65}

/* ---------- Artículo de la herramienta ---------- */
.article{max-width:820px;margin:38px auto 0}
.article h2{font-size:20px;font-weight:800;letter-spacing:-.02em;margin:30px 0 12px}
.article h2:first-child{margin-top:0}
.article p{margin:0 0 14px;font-size:14.5px;line-height:1.75;color:var(--text-2)}
.article .faq{margin-top:0}
.steps{
  counter-reset:paso;list-style:none;margin:0 0 8px;padding:0;
  display:grid;gap:9px;
}
.steps li{
  counter-increment:paso;position:relative;padding:13px 16px 13px 50px;
  background:var(--surface);border:1px solid var(--line);border-radius:12px;
  font-size:14px;color:var(--text-2);line-height:1.55;
}
.steps li::before{
  content:counter(paso);position:absolute;left:14px;top:12px;
  width:24px;height:24px;border-radius:8px;display:grid;place-items:center;
  background:var(--grad);color:#fff;font-size:12px;font-weight:800;
}
.rel-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:11px}
.rel-card{
  display:block;padding:15px;border-radius:13px;text-decoration:none;
  background:var(--surface);border:1px solid var(--line);transition:.16s;
}
.rel-card:hover{transform:translateY(-2px);border-color:var(--brand);box-shadow:var(--shadow-md)}
.rel-card strong{display:block;font-size:14px;color:var(--text);margin-bottom:5px}
.rel-card span{
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  font-size:12.5px;color:var(--text-3);line-height:1.5;
}

/* ---------- Índice de herramientas ---------- */
.tool-index{margin-top:42px}
.index-group{margin-bottom:22px}
.index-group h3{
  font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.09em;
  color:var(--text-3);margin-bottom:10px;
}
.index-group ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:8px}
.index-group a,.index-current{
  display:inline-block;padding:8px 14px;border-radius:10px;font-size:13px;font-weight:500;
  background:var(--surface);border:1px solid var(--line);text-decoration:none;color:var(--text-2);
  transition:.15s;
}
.index-group a:hover{border-color:var(--brand);color:var(--text);transform:translateY(-1px)}
.index-current{background:color-mix(in srgb,var(--brand) 16%,transparent);border-color:var(--brand);color:var(--brand-2)}

/* ---------- Footer ---------- */
.footer{border-top:1px solid var(--line);margin-top:40px;padding:30px 20px 22px;background:var(--bg-2)}
.footer-nav{
  max-width:1200px;margin:0 auto 24px;display:grid;gap:22px;
  grid-template-columns:repeat(auto-fit,minmax(190px,1fr));
}
.footer-title{
  font-size:11.5px;font-weight:700;text-transform:uppercase;letter-spacing:.09em;
  color:var(--text-3);margin-bottom:9px;
}
.footer-nav ul{list-style:none;margin:0;padding:0;display:grid;gap:6px}
.footer-nav a{font-size:12.5px;color:var(--text-2);text-decoration:none}
.footer-nav a:hover{color:var(--brand-2);text-decoration:underline}
.footer-inner{
  max-width:1200px;margin:0 auto;display:flex;gap:10px;justify-content:center;flex-wrap:wrap;
  font-size:12px;color:var(--text-3);padding-top:18px;border-top:1px solid var(--line);
}
.footer-inner a{color:var(--text-2);text-decoration:none}
.footer-inner a:hover{color:var(--brand-2)}
.footer-sep{opacity:.4}

/* ---------- Toasts ---------- */
.toasts{position:fixed;bottom:22px;right:22px;z-index:200;display:flex;flex-direction:column;gap:9px}
.toast{
  display:flex;align-items:center;gap:10px;padding:12px 16px;border-radius:12px;min-width:250px;
  background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow-lg);font-size:13px;
  animation:toastIn .26s cubic-bezier(.2,.9,.3,1.3);
}
.toast.out{animation:toastOut .22s forwards}
.toast .tdot{width:8px;height:8px;border-radius:99px;background:var(--brand);flex-shrink:0}
.toast.ok .tdot{background:var(--ok)}
.toast.err .tdot{background:var(--danger)}
.toast.warn .tdot{background:var(--warn)}
@keyframes toastIn{from{opacity:0;transform:translateX(40px)}to{opacity:1;transform:none}}
@keyframes toastOut{to{opacity:0;transform:translateX(40px)}}

/* ---------- Responsive ---------- */
@media (max-width:1740px){
  .layout{grid-template-columns:minmax(0,1fr) 316px;gap:18px}
  .rail-left{display:none}
}
/* Con poco espacio para el lienzo, la cola pasa a ser una tira horizontal */
@media (max-width:1460px){
  .workspace{grid-template-columns:minmax(0,1fr) 338px}
  .queue-panel{grid-column:1/-1;height:auto;min-height:0}
  .queue{flex-direction:row;overflow-x:auto;overflow-y:hidden;gap:8px}
  .q-item{flex-direction:column;width:96px;flex-shrink:0;text-align:center;padding:8px 6px}
  .q-info{width:100%}
  .q-name{font-size:11px}
  .panel{height:calc(100vh - var(--header-h) - 268px);min-height:460px}
  .queue-panel{height:auto;min-height:0}
}
@media (max-width:1220px){
  .layout{grid-template-columns:minmax(0,1fr)}
  .rail-right{display:none}
}
@media (max-width:1080px){
  .topnav{display:none}
}
@media (max-width:820px){
  .layout{padding:14px 12px 30px}
  .workspace{grid-template-columns:minmax(0,1fr)}
  .panel{height:auto;min-height:0}
  .canvas-stage{min-height:340px}
  .tool-scroll{max-height:none}
  .brand-text small{display:none}
  .badge-private{display:none}
  .btn-primary span{display:none}
  .hero-stats li{padding:10px 16px;min-width:92px}
  .ad-top .ad-body{height:64px}
  .toasts{left:12px;right:12px;bottom:12px}
}