:root{color-scheme:dark;--canvas:oklch(32% .009 270);--surface:oklch(29% .008 270);--input:oklch(24% .006 270);--ink:oklch(91% .006 270);--muted:oklch(73% .012 270);--border:oklch(40% .012 270);--accent:#5865f2;--accent-ink:#f2f3f5;--found:#57f287;--found-ink:#1e1f22;--focus:oklch(80% .12 280);--letter-scale:1;--board-font:'Segoe UI',sans-serif}
*{box-sizing:border-box}body{margin:0;background:var(--canvas);color:var(--ink);font:15px/1.5 'Inter','Segoe UI',sans-serif}body[data-theme=light]{color-scheme:light;--canvas:oklch(96% .005 270);--surface:oklch(99% .003 270);--input:oklch(94% .005 270);--ink:oklch(25% .015 270);--muted:oklch(46% .015 270);--border:oklch(82% .01 270);--focus:oklch(45% .18 280)}body[data-theme=warm]{color-scheme:light;--canvas:oklch(94% .026 85);--surface:oklch(98% .018 85);--input:oklch(92% .025 85);--ink:oklch(28% .022 70);--muted:oklch(46% .025 70);--border:oklch(81% .03 85);--focus:oklch(45% .18 280)}
button,input,select,textarea{font:inherit}button{min-height:44px;border:1px solid var(--border);border-radius:8px;background:var(--input);color:var(--ink);padding:9px 14px;cursor:pointer;font-weight:600}button:hover{border-color:var(--muted);background:var(--canvas)}button:disabled{opacity:.45;cursor:default}button:active{transform:translateY(1px)}:focus-visible{outline:3px solid var(--focus);outline-offset:3px}a{color:var(--ink);text-decoration:none}a:hover{text-decoration:underline}[hidden]{display:none!important}.topbar{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 32px;border-bottom:1px solid var(--border);background:var(--surface)}.topbar a{font-weight:800}.topbar>span,.eyebrow,.section-heading>span{font-size:11px;font-weight:700;letter-spacing:.1em;color:var(--muted)}main{max-width:1400px;margin:auto;padding:32px}.intro{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px;gap:20px}h1{font-size:28px;letter-spacing:-.035em;margin:0}p{margin:8px 0}.intro p,.local-badge{color:var(--muted)}.local-badge{font-size:12px}.workspace{display:grid;grid-template-columns:330px minmax(0,1fr);gap:32px;align-items:start}.workspace.settings-hidden{grid-template-columns:minmax(0,1fr);max-width:940px;margin:auto}aside{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:22px}.section-heading{display:flex;align-items:center;justify-content:space-between;margin:4px 0 14px}.section-heading:not(:first-child){margin-top:26px;padding-top:22px;border-top:1px solid var(--border)}h2{font-size:18px;margin:0;letter-spacing:-.02em}label{display:block;font-weight:600;font-size:13px;margin:12px 0 6px}label span,output{float:right;color:var(--muted);font-weight:400}input:not([type=checkbox]),select,textarea{width:100%;min-height:44px;padding:10px;border:1px solid var(--border);border-radius:7px;background:var(--input);color:var(--ink)}textarea{resize:vertical;line-height:1.6}input[type=color]{padding:5px;cursor:pointer}input[type=range]{padding:0;accent-color:var(--accent)}input[type=checkbox]{width:18px;height:18px;accent-color:var(--accent);flex-shrink:0}.check{display:flex;align-items:center;gap:9px;min-height:32px;font-weight:400}.fields{display:grid;grid-template-columns:1fr 1fr;gap:12px}.help{color:var(--muted);font-size:12px;line-height:1.65}.direction-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:6px}.direction-grid label{display:flex;align-items:center;justify-content:center;gap:5px;background:var(--input);border:1px solid var(--border);border-radius:7px;margin:0;min-height:44px;font-size:19px}fieldset{border:0;padding:0;margin:16px 0}legend{font-size:12px;color:var(--muted);margin-bottom:8px}details{border-top:1px solid var(--border);padding-top:16px;margin-top:18px}summary{cursor:pointer;font-weight:600;min-height:32px;font-size:13px}summary span{float:right;color:var(--muted)}.primary{background:var(--accent);color:var(--accent-ink);border-color:transparent}.primary:hover{background:var(--accent);filter:brightness(1.08)}.generate{width:100%;display:flex;justify-content:space-between;margin-top:18px}.confirmation{padding:12px;background:var(--input);border-radius:8px}.actions{display:flex;flex-wrap:wrap;gap:8px}.actions button{font-size:12px}.play-area{min-width:0}.toolbar{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:16px}.toolbar>span{color:var(--muted);font-size:13px}#printable-area{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:28px}.puzzle-heading{display:flex;justify-content:space-between;align-items:center;gap:16px}.puzzle-heading h2{font-size:26px;overflow-wrap:anywhere}.eyebrow{margin:0 0 6px}#timer{font-variant-numeric:tabular-nums;font-size:20px;color:var(--muted);white-space:nowrap}.progress-row{display:flex;justify-content:space-between;color:var(--muted);font-size:12px;margin:20px 0 5px}progress{display:block;width:100%;height:5px;border:0;border-radius:4px;overflow:hidden;background:var(--input);accent-color:var(--found)}progress::-webkit-progress-bar{background:var(--input)}progress::-webkit-progress-value{background:var(--found)}progress::-moz-progress-bar{background:var(--found)}.board-shell{position:relative;margin:24px auto;max-width:650px}.grid-scroll{overflow:auto;padding:3px}#grid{display:grid;gap:1px;background:var(--border);border:1px solid var(--border);user-select:none;touch-action:none;min-width:calc(var(--size)*28px);font-family:var(--board-font)}.grid-row{display:contents}.cell{padding:0;border:0;border-radius:0;background:var(--surface);font-family:inherit;font-size:calc(clamp(14px,2vw,23px)*var(--letter-scale));font-weight:650;aspect-ratio:1;min-height:28px;min-width:0;line-height:1;position:relative}.cell:hover{background:var(--input)}.cell.found{background:var(--found);color:var(--found-ink)}.cell.found:after{content:'';position:absolute;width:4px;height:4px;border-radius:50%;background:currentColor;bottom:3px;right:3px}.cell.selected{background:var(--accent);color:var(--accent-ink)}.cell.hint{outline:3px dashed var(--focus);outline-offset:-4px}.cell:focus-visible{z-index:1;outline-offset:-3px}body.no-borders #grid{background:var(--surface);border-color:transparent}#pauseOverlay{position:absolute;inset:0;background:var(--surface);display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;padding:15px}#pauseOverlay h3{font-size:22px;margin:0}#pauseOverlay p{color:var(--muted);margin-bottom:20px}#word-list{display:flex;flex-wrap:wrap;gap:8px;justify-content:center}.word-item{padding:5px 12px;background:var(--input);border:1px solid var(--border);border-radius:6px;font-size:13px}.word-item.done{text-decoration:line-through;color:var(--muted)}.word-item.done:before{content:'✓ '}.print-only{display:none}#solutionOverlay{position:absolute;inset:0;width:100%;height:100%;display:none;pointer-events:none;color:#000}#solutionOverlay rect{fill:none;stroke:currentColor;stroke-width:.045}#status{font-size:14px;margin:18px 0 5px;min-height:24px}#configError{color:oklch(75% .14 30);font-size:13px}body[data-theme=light] #configError,body[data-theme=warm] #configError{color:oklch(45% .18 30)}.exports{display:flex;justify-content:space-between;align-items:center;gap:12px;border-top:1px solid var(--border);padding-top:16px;margin-top:20px}.exports label{font-size:12px;margin:0}body.paused #grid,body.paused #word-list{visibility:hidden}
@media(min-width:1100px){.play-area{position:sticky;top:20px}}@media(max-width:900px){main{padding:22px}.workspace{grid-template-columns:280px minmax(0,1fr);gap:20px}aside{padding:16px}#printable-area{padding:18px}.puzzle-heading h2{font-size:22px}.exports{align-items:flex-start;flex-direction:column}.local-badge{display:none}}@media(max-width:700px){main{padding:20px 12px}.topbar{padding:10px 16px}.topbar>span{display:none}.intro{margin-bottom:20px}.intro p{font-size:13px}h1{font-size:25px}.workspace{display:flex;flex-direction:column;gap:24px}aside,.play-area{width:100%}.play-area{order:-1}#printable-area{padding:16px 12px}.puzzle-heading h2{font-size:22px}.toolbar{gap:8px}.toolbar button{padding:8px 12px}.cell{font-size:calc(16px*var(--letter-scale))}}
@media(min-width:701px){.board-shell{max-width:min(580px,max(300px,calc(100svh - 460px)))}}
@media screen and (min-width:701px) and (max-height:850px){.topbar{min-height:60px;padding-top:8px;padding-bottom:8px}main{padding-top:20px}.intro{margin-bottom:16px}.intro p{margin-bottom:0}#printable-area{padding-top:18px;padding-bottom:18px}.progress-row{margin-top:12px}.board-shell{margin-top:16px;margin-bottom:16px}.puzzle-heading h2{font-size:23px}}
@media screen{#grid{container-type:inline-size}.cell{font-size:calc(clamp(12px,calc(60cqw / var(--size)),24px)*var(--letter-scale))}}
/* Printed sheet: black ink on white, letters only, words in columns and classic solution ovals. */
@media print{
@page{size:A4;margin:16mm}
:root,html{color-scheme:light;background:#fff}
body,body[data-theme]{background:#fff;color:#000;color-scheme:light;print-color-adjust:exact;-webkit-print-color-adjust:exact}
.topbar,.intro,aside,.toolbar,#status,#instructions,.exports,.progress-row,progress,#timer,#pauseOverlay,#hiddenList,.eyebrow{display:none!important}
main{padding:0;max-width:none}
.workspace,.workspace.settings-hidden{display:block;max-width:none;margin:0}
.play-area{position:static}
.print-only{display:block}
#printable-area{--board:min(158mm,calc(var(--size,10)*13mm),calc(220mm - var(--rows,2)*7.6mm));display:flex;flex-direction:column;min-height:262mm;border:0;border-radius:0;padding:0;background:#fff}
.puzzle-heading{display:block;text-align:center;border-bottom:.3mm solid #000;padding-bottom:4mm}
.puzzle-heading h2{font-size:22pt;font-weight:700;line-height:1.2;letter-spacing:.06em;text-transform:uppercase;color:#000}
.board-shell{width:100%;max-width:var(--board);margin:auto}
.grid-scroll{overflow:visible;padding:0}
#grid{visibility:visible!important;min-width:0!important;color:#000}
body.no-borders #grid,body[data-theme].no-borders #grid{gap:0;background:#fff;border:0}
body:not(.no-borders) #grid{gap:.25mm;background:#000;border:.25mm solid #000}
.cell{min-height:0;border:0;border-radius:0;background:#fff;color:#000;font-weight:500;font-size:calc(var(--board)/var(--size)*.56*var(--letter-scale))}
.cell.selected,.cell.found,.cell.solution{background:#fff;color:#000}
.cell.found:after{display:none}
.cell.hint{outline:none}
body.print-solution #solutionOverlay{display:block}
#printIntro{margin:7mm 0 3.5mm;text-align:center;font-size:10.5pt;color:#000}
#word-list{display:block;visibility:visible!important;margin:0;columns:var(--cols,3);column-gap:8mm}
.word-item{display:block;margin:0 0 1.6mm;padding:0;border:0;background:none;text-align:center;font-size:11pt;color:#000;break-inside:avoid}
.word-item.done{text-decoration:none;color:#000}
.word-item.done:before{content:none}
#printFooter{margin:6mm 0 0;text-align:center;font-size:8.5pt;letter-spacing:.12em;text-transform:uppercase;color:#000}
body.print-solution #printFooter:after{content:' · Solución'}
button{transform:none!important}
}