/* STENNER VISUAL LAB — modal de estaciones */
body.lab-lock{position:fixed;left:0;right:0;width:100%;overflow:hidden}

/* botón SURPRISE ME dentro de la columna de estaciones */
.surprise{display:block;margin:calc(2*var(--p)) 0 0 auto;padding:calc(9*var(--p)) calc(16*var(--p));cursor:pointer;
  font:700 calc(15*var(--p))/1 var(--mono);letter-spacing:.06em;color:var(--ink);background:transparent;border:calc(1.5*var(--p)) solid var(--ink);
  transition:transform .3s cubic-bezier(.2,.9,.2,1),background .25s,box-shadow .3s}
.surprise:hover,.surprise:focus-visible{background:var(--lime);transform:translate(calc(-4*var(--p)),calc(-3*var(--p)));box-shadow:calc(4*var(--p)) calc(5*var(--p)) 0 var(--ink);outline:none}
.st:focus-visible{outline:calc(3*var(--p)) solid var(--ink);outline-offset:calc(3*var(--p))}
@media (max-width:900px){.surprise{font-size:13px;padding:10px 14px;margin-top:4px}}

/* ---------- modal ---------- */
.lab{--lime:#D5FF00;--purple:#7000FF;--orange:#FF5B00;--cream:#F0EBDD;--ink:#101010;
  position:fixed;inset:0;z-index:1000;display:grid;place-items:center;font-family:'Space Mono',ui-monospace,monospace;color:var(--ink)}
.lab[hidden]{display:none}
.lab__scrim{position:absolute;inset:0;background:rgba(10,6,20,.66);backdrop-filter:blur(7px);-webkit-backdrop-filter:blur(7px);opacity:0;transition:opacity .3s}
.lab.is-in .lab__scrim{opacity:1}
.lab__win{position:relative;width:min(1480px,96vw);height:min(900px,94dvh);display:grid;grid-template-rows:minmax(0,1fr) auto;background:#101010;
  border:1.5px solid #101010;box-shadow:0 0 0 1px rgba(240,235,221,.14),0 40px 120px rgba(0,0,0,.6);overflow:hidden;
  opacity:0;transform:translateY(18px) scale(.985);transition:opacity .3s,transform .4s cubic-bezier(.2,.9,.2,1)}
.lab.is-in .lab__win{opacity:1;transform:none}
.lab__main{display:grid;grid-template-columns:minmax(0,7fr) minmax(300px,3fr);min-height:0}

/* lienzo */
.lab__view{position:relative;container-type:size;display:grid;place-items:center;padding:34px;min-width:0;min-height:0;
  background:radial-gradient(120% 90% at 50% 40%,#1d1a26 0,#101010 70%);overflow:hidden}
.lab__view::before{content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:radial-gradient(rgba(240,235,221,.16) 1px,transparent 1.4px);background-size:22px 22px}
.lab__frame{position:relative;width:min(100cqw,160cqh);aspect-ratio:16/10;outline:1px solid rgba(240,235,221,.22);outline-offset:8px;
  background:repeating-conic-gradient(#2a2a2a 0 25%,#222 0 50%) 0 0/20px 20px;box-shadow:0 30px 80px rgba(0,0,0,.55)}
.lab__frame::before,.lab__frame::after{content:"";position:absolute;width:18px;height:18px;border:2px solid var(--lime);pointer-events:none;z-index:3}
.lab__frame::before{left:-14px;top:-14px;border-right:0;border-bottom:0}
.lab__frame::after{right:-14px;bottom:-14px;border-left:0;border-top:0}
.lab__cv{position:absolute;inset:0;width:100%;height:100%;display:block}
.lab__cv--before{pointer-events:none}
.lab__cmp{position:absolute;left:14px;top:12px;z-index:5;font:700 11px/1 'Space Mono',monospace;letter-spacing:.08em;padding:9px 12px;color:var(--cream);background:rgba(16,16,16,.8);border:1px solid rgba(240,235,221,.4);cursor:pointer}
.lab__cmp[aria-pressed=true]{background:var(--lime);color:var(--ink);border-color:var(--lime)}
.lab__cmp[hidden]{display:none}
.lab__split{position:absolute;top:0;bottom:0;width:30px;margin-left:-15px;z-index:4;background:none;border:0;cursor:ew-resize;touch-action:none}
.lab__split i{position:absolute;left:14px;top:0;bottom:0;width:2px;background:var(--lime);box-shadow:0 0 12px var(--lime)}
.lab__split i::after{content:"↔";position:absolute;top:50%;left:50%;translate:-50% -50%;width:34px;height:34px;border-radius:50%;background:var(--lime);color:var(--ink);display:grid;place-items:center;font-size:16px}
.lab__split:focus-visible{outline:2px solid var(--cream)}
.lab__tag{position:absolute;bottom:10px;z-index:4;font:700 10px/1 'Space Mono',monospace;letter-spacing:.1em;padding:5px 7px;background:#101010;color:var(--cream);pointer-events:none}
.lab__tag--b{left:10px}.lab__tag--a{right:10px}

/* panel */
.lab__panel{position:relative;display:flex;flex-direction:column;min-height:0;background:var(--cream);border-left:1.5px solid #101010}
.lab__panel::after{content:"";position:absolute;inset:0;background:var(--grain);opacity:.18;mix-blend-mode:multiply;pointer-events:none}
.lab__head{padding:22px 66px 14px 22px;border-bottom:1.5px solid var(--ink)}
.lab__num{display:inline-block;font:700 11px/1 'Space Mono',monospace;letter-spacing:.12em;background:var(--ink);color:var(--lime);padding:5px 8px}
.lab__title{margin:10px 0 8px;font:400 clamp(30px,3.2vw,46px)/.95 Anton,Impact,sans-serif;text-transform:uppercase;letter-spacing:.01em}
.lab__blurb{margin:0;font:italic 400 12px/1.5 'Space Mono',monospace;max-width:38ch}
.lab__presets{display:flex;flex-wrap:wrap;gap:6px;align-items:center;padding:12px 22px;border-bottom:1.5px solid var(--ink)}
.lab__lbl{font:700 10px/1 'Space Mono',monospace;letter-spacing:.12em;margin-right:4px;display:block}
.pre{font:700 11px/1 'Space Mono',monospace;padding:7px 10px;border:1.5px solid var(--ink);background:transparent;cursor:pointer;transition:background .2s,transform .2s,box-shadow .2s}
.pre:hover,.pre:focus-visible{background:var(--lime);transform:translate(-2px,-2px);box-shadow:2px 2px 0 var(--ink);outline:none}
.lab__ctrls{flex:1;min-height:0;overflow-y:auto;padding:4px 22px 28px;scrollbar-width:thin;scrollbar-color:#101010 transparent;position:relative;z-index:1}
.grp{padding:16px 0 6px;border-bottom:1px dashed rgba(16,16,16,.35)}
.grp[hidden],.fld[hidden]{display:none}
.grp h3{margin:0 0 12px;font:700 11px/1 'Space Mono',monospace;letter-spacing:.14em;text-transform:uppercase}
.grp h3::before{content:"// "}
.fld{margin:0 0 14px}
.fld__top{display:flex;justify-content:space-between;align-items:baseline;gap:10px;margin-bottom:6px}
.fld label,.stops label{font:700 10.5px/1.2 'Space Mono',monospace;letter-spacing:.06em;text-transform:uppercase}
.fld output{font:400 11px/1 'Space Mono',monospace;background:var(--ink);color:var(--cream);padding:3px 6px;min-width:3.4em;text-align:center}
.fld--row{display:flex;justify-content:space-between;align-items:center}
.hint{display:block;margin-top:6px;font:italic 10.5px/1.4 'Space Mono',monospace;opacity:.7}
textarea,select,.hexin,.num{width:100%;font:400 13px/1.3 'Space Mono',monospace;color:var(--ink);background:rgba(255,255,255,.45);border:1.5px solid var(--ink);padding:8px 10px;border-radius:0;box-sizing:border-box}
textarea{resize:vertical;min-height:62px}
select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,#101010 50%),linear-gradient(135deg,#101010 50%,transparent 50%);background-position:calc(100% - 16px) 55%,calc(100% - 11px) 55%;background-size:5px 5px;background-repeat:no-repeat;padding-right:30px;cursor:pointer}
textarea:focus-visible,select:focus-visible,.hexin:focus-visible,.num:focus-visible,input[type=range]:focus-visible,.lab-btn:focus-visible,.seg button:focus-visible,.swatch:focus-visible,.chip:focus-visible,.libb:focus-visible,.pre:focus-visible,.mk:focus-visible,.lab__cv:focus-visible{outline:3px solid var(--purple);outline-offset:2px}
.hexin.bad{outline:2px solid var(--orange);background:#ffe1d3}
/* range */
input[type=range]{-webkit-appearance:none;appearance:none;width:100%;height:20px;background:transparent;cursor:pointer;margin:0}
input[type=range]::-webkit-slider-runnable-track{height:2px;background:var(--ink)}
input[type=range]::-moz-range-track{height:2px;background:var(--ink)}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:16px;height:16px;margin-top:-7px;background:var(--lime);border:2px solid var(--ink);border-radius:0;transform:rotate(45deg);transition:transform .15s}
input[type=range]::-moz-range-thumb{width:12px;height:12px;background:var(--lime);border:2px solid var(--ink);border-radius:0;transform:rotate(45deg)}
input[type=range]:active::-webkit-slider-thumb{transform:rotate(45deg) scale(1.25)}
/* color */
.colrow{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
input[type=color]{width:38px;height:34px;padding:0;border:1.5px solid var(--ink);background:none;cursor:pointer;flex:none}
.colrow .hexin{width:92px;flex:none;text-transform:uppercase}
.chips{display:flex;gap:4px;margin-left:auto}
.chip{width:20px;height:20px;border:1.5px solid var(--ink);padding:0;cursor:pointer}
.chip:hover{transform:scale(1.15)}
/* seg */
.seg{display:flex;border:1.5px solid var(--ink)}
.seg button{flex:1;font:700 10.5px/1 'Space Mono',monospace;letter-spacing:.04em;padding:9px 4px;background:transparent;border:0;border-right:1.5px solid var(--ink);cursor:pointer;color:var(--ink)}
.seg button:last-child{border-right:0}
.seg button[aria-pressed=true]{background:var(--ink);color:var(--lime)}
.seg button.off{opacity:.45;text-decoration:line-through}
/* switch */
.sw{position:relative;width:42px;height:22px;flex:none}
.sw input{position:absolute;inset:0;opacity:0;margin:0;cursor:pointer;z-index:2}
.sw i{position:absolute;inset:0;border:1.5px solid var(--ink);background:transparent;transition:background .2s}
.sw i::after{content:"";position:absolute;left:2px;top:2px;width:15px;height:15px;background:var(--ink);transition:transform .2s}
.sw input:checked+i{background:var(--lime)}.sw input:checked+i::after{transform:translateX(20px)}
.sw input:focus-visible+i{outline:3px solid var(--purple);outline-offset:2px}
/* botones */
.lab-btn{font:700 11.5px/1 'Space Mono',monospace;letter-spacing:.07em;padding:12px 16px;background:transparent;color:var(--ink);border:1.5px solid var(--ink);cursor:pointer;transition:transform .2s cubic-bezier(.2,.9,.2,1),box-shadow .2s,background .2s;white-space:nowrap}
.lab-btn:hover{transform:translate(-2px,-2px);box-shadow:3px 3px 0 var(--ink)}
.lab-btn:active{transform:none;box-shadow:none}
.lab-btn--lime{background:var(--lime)}
.lab-btn--orange{background:var(--orange);color:var(--ink)}
.lab-btn--sm{padding:9px 10px;font-size:10px}
.btnrow{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0}
.btnrow .lab-btn{padding:10px 11px;font-size:10.5px}
/* paradas del gradiente */
.stops__bar{position:relative;height:46px;margin:4px 8px 10px}
.stops__track{position:absolute;inset:10px 0;border:1.5px solid var(--ink)}
.mk{position:absolute;top:0;width:18px;height:46px;margin-left:-9px;border:1.5px solid var(--ink);padding:0;cursor:ew-resize;touch-action:none;box-shadow:0 0 0 2px var(--cream)}
.mk.on{outline:3px solid var(--ink);outline-offset:2px;z-index:2}
.stops__chips{display:flex;flex-wrap:wrap;gap:6px;margin:8px 0 12px}
.swatch{width:28px;height:28px;border:1.5px solid var(--ink);padding:0;cursor:pointer}
.swatch.on{outline:3px solid var(--ink);outline-offset:2px}
.stops__ed{border:1.5px solid var(--ink);padding:12px;background:rgba(255,255,255,.3)}
.rgbrow{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:10px 0 12px}
.rgbrow label{display:grid;gap:4px;font-size:10px}
.num{padding:6px 8px}
.lib{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;margin-bottom:6px}
.libb{display:grid;justify-items:center;gap:2px;padding:6px 2px 5px;border:1.5px solid var(--ink);background:rgba(255,255,255,.35);cursor:pointer;font:700 9px/1 'Space Mono',monospace;letter-spacing:.05em;text-transform:uppercase}
.libb canvas{width:46px;height:46px}
.libb:hover{background:var(--lime)}

/* barra inferior */
.lab__bar{display:flex;justify-content:space-between;gap:12px;align-items:center;padding:12px 18px;background:#101010;border-top:1px solid rgba(240,235,221,.2)}
.lab__bar-l,.lab__bar-r,.lab__extra{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.lab__bar .lab-btn{color:var(--cream);border-color:rgba(240,235,221,.5)}
.lab__bar .lab-btn:hover{box-shadow:3px 3px 0 var(--lime)}
.lab__bar .lab-btn--lime{background:var(--lime);color:var(--ink);border-color:var(--lime)}
.lab__bar .lab-btn--orange{background:var(--orange);color:var(--ink);border-color:var(--orange)}
.lab__bar .lab-btn:focus-visible{outline-color:var(--lime)}

/* cerrar */
.lab__x{position:absolute;right:16px;top:16px;z-index:20;width:44px;height:44px;border-radius:50%;display:grid;place-items:center;cursor:pointer;background:var(--lime);color:var(--ink);border:1.5px solid var(--ink);box-shadow:0 0 0 0 var(--ink);transition:transform .3s cubic-bezier(.2,.9,.2,1),box-shadow .2s}
.lab__x svg{width:20px;height:20px}
.lab__x:hover{transform:rotate(90deg) scale(1.06);box-shadow:3px 3px 0 var(--ink)}
.lab__x:focus-visible{outline:3px solid var(--purple);outline-offset:3px}

/* guardados */
.lab__tray{position:absolute;left:0;right:0;bottom:62px;z-index:15;background:var(--cream);border-top:1.5px solid var(--ink);padding:14px 18px 16px;max-height:44%;overflow:auto;box-shadow:0 -20px 50px rgba(0,0,0,.35)}
.lab__tray[hidden]{display:none}
.tray__head{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px;font:700 11px/1 'Space Mono',monospace;letter-spacing:.1em}
.tray__x,.tray__del{border:1.5px solid var(--ink);background:transparent;width:26px;height:26px;cursor:pointer;font-size:16px;line-height:1}
.tray__x:hover,.tray__del:hover{background:var(--orange)}
.lab__tray ul{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px}
.lab__tray li{position:relative}
.tray__load{display:grid;width:100%;border:1.5px solid var(--ink);padding:0;background:#101010;color:var(--cream);cursor:pointer;font:700 10px/1 'Space Mono',monospace;text-align:left}
.tray__load img{width:100%;aspect-ratio:16/10;object-fit:cover;display:block}
.tray__load span{padding:7px 8px}
.tray__load:hover{outline:3px solid var(--lime)}
.tray__del{position:absolute;right:4px;top:4px;background:var(--cream)}
.tray__empty{margin:0;font:italic 12px/1.5 'Space Mono',monospace}
.lab__toast{position:absolute;left:50%;bottom:76px;translate:-50% 12px;z-index:30;background:var(--lime);color:var(--ink);font:700 11px/1 'Space Mono',monospace;letter-spacing:.08em;padding:10px 14px;border:1.5px solid var(--ink);opacity:0;pointer-events:none;transition:opacity .2s,translate .3s cubic-bezier(.2,.9,.2,1)}
.lab__toast.on{opacity:1;translate:-50% 0}

/* ---------- tablet / móvil: lienzo arriba, controles debajo ---------- */
@media (max-width:860px){
  .lab__win{width:100vw;height:100dvh;border:0;display:flex;flex-direction:column;overflow-y:auto;overscroll-behavior:contain}
  .lab__main{display:block;flex:none}
  .lab__view{container-type:inline-size;display:block;padding:20px 22px 24px}
  .lab__frame{width:100cqw}
  .lab__panel{border-left:0;border-top:1.5px solid var(--ink)}
  .lab__ctrls{overflow:visible}
  .lab__bar{position:sticky;bottom:0;z-index:12;padding:10px 12px;overflow-x:auto;flex-wrap:nowrap;justify-content:flex-start}
  .lab__bar-l,.lab__bar-r,.lab__extra{flex-wrap:nowrap}
  .lab__tray{position:fixed;bottom:62px}
  .lab__x{position:fixed;right:12px;top:12px}
  .lab__title{font-size:34px}
  .lab__cmp{left:22px;top:20px}
}
@media (prefers-reduced-motion:reduce){.lab__win,.lab__scrim,.lab__x,.lab-btn,.pre{transition:none}}