:root{--n-fill-top: #9a8b79;--n-fill-bot: #6d6151;--n-fill-edge: rgba(255, 255, 255, .3);--n-fill-shadow: rgba(58, 46, 36, .38);--n-cell-top: #d7cbbd;--n-cell-bot: #c9bcac;--n-grid-line: #d8cdbd;--n-grid-strong: #ab9c86;--n-board-shadow: rgba(70, 56, 43, .28);--n-x: #a6988a;--n-clue-done: #bcae9d;--n-glow: rgba(143, 122, 102, .55);--n-hover: rgba(120, 96, 70, .1)}@media(prefers-color-scheme:dark){:root:not([data-theme=light]){--n-fill-top: #dcc8a9;--n-fill-bot: #b99f7c;--n-fill-edge: rgba(255, 250, 240, .32);--n-fill-shadow: rgba(10, 7, 4, .55);--n-cell-top: #5f5449;--n-cell-bot: #52483d;--n-grid-line: #3f362b;--n-grid-strong: #746653;--n-board-shadow: rgba(0, 0, 0, .55);--n-x: #8f8474;--n-clue-done: #6f6555;--n-glow: rgba(194, 165, 131, .55);--n-hover: rgba(255, 240, 214, .08)}}:root[data-theme=dark]{--n-fill-top: #dcc8a9;--n-fill-bot: #b99f7c;--n-fill-edge: rgba(255, 250, 240, .32);--n-fill-shadow: rgba(10, 7, 4, .55);--n-cell-top: #5f5449;--n-cell-bot: #52483d;--n-grid-line: #3f362b;--n-grid-strong: #746653;--n-board-shadow: rgba(0, 0, 0, .55);--n-x: #8f8474;--n-clue-done: #6f6555;--n-glow: rgba(194, 165, 131, .55);--n-hover: rgba(255, 240, 214, .08)}*{box-sizing:border-box;margin:0;padding:0}html,body{min-height:100%;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;overscroll-behavior:none}#app{min-height:100%;display:flex;align-items:flex-start;justify-content:center;padding:16px}.game{width:min(94vw,560px);display:flex;flex-direction:column;gap:14px;position:relative}.crumb{font-size:14px}.crumb a{color:var(--accent);text-decoration:none;font-weight:700}.crumb a:hover{text-decoration:underline}.topbar{display:flex;align-items:center;justify-content:space-between;gap:12px}.title{font-size:clamp(30px,9vw,48px);font-weight:800;line-height:1;letter-spacing:-1px}.scores{display:flex;gap:8px}.score-box{background:var(--board-bg);color:var(--accent-text);border-radius:8px;padding:6px 14px;text-align:center;min-width:68px;box-shadow:inset 0 1px #ffffff2e,0 1px 2px #0000001f}.score-box .label{font-size:11px;text-transform:uppercase;letter-spacing:1px;opacity:.85;font-weight:700}.score-box .value{font-size:20px;font-weight:800;line-height:1.1;font-variant-numeric:tabular-nums}.rowtools{display:flex;align-items:center;justify-content:space-between;gap:10px}.sizes{display:flex;gap:6px;background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:4px}.seg{border:none;background:transparent;color:var(--text);font-weight:700;font-size:14px;padding:10px 14px;border-radius:7px;cursor:pointer;-webkit-tap-highlight-color:transparent;transition:background .14s ease,color .14s ease,box-shadow .14s ease}.seg:hover:not(.on){background:var(--n-hover)}.seg.on{background:var(--accent);color:var(--accent-text);box-shadow:0 1px 3px #0000002e}.board-scroll{overflow-x:auto;padding:4px 2px 8px;display:flex;justify-content:safe center}.puzzle{display:grid;grid-template-columns:auto auto;grid-template-rows:auto auto;gap:6px;width:max-content;--ink: var(--text)}.corner{grid-column:1;grid-row:1}.colclues{grid-column:2;grid-row:1;display:grid;grid-template-columns:repeat(var(--cols),var(--cell))}.colclue{display:flex;flex-direction:column;justify-content:flex-end;align-items:center;gap:2px;padding-bottom:5px;min-height:calc(var(--cell) * 1.6);font-size:calc(var(--cell) * .48);font-weight:700;line-height:1.05;color:var(--text);font-variant-numeric:tabular-nums;letter-spacing:-.02em;transition:color .22s ease,opacity .22s ease}.colclue span{display:block}.colclue.done{color:var(--n-clue-done);opacity:.65}.rowclues{grid-column:1;grid-row:2;display:grid;grid-template-rows:repeat(var(--rows),var(--cell))}.rowclue{display:flex;flex-direction:row;justify-content:flex-end;align-items:center;gap:7px;padding-right:7px;min-width:calc(var(--cell) * 1.6);font-size:calc(var(--cell) * .48);font-weight:700;color:var(--text);font-variant-numeric:tabular-nums;letter-spacing:-.02em;transition:color .22s ease,opacity .22s ease}.rowclue.done{color:var(--n-clue-done);opacity:.65}.cells{grid-column:2;grid-row:2;display:grid;grid-template-columns:repeat(var(--cols),var(--cell));grid-template-rows:repeat(var(--rows),var(--cell));gap:1px;position:relative;background:var(--n-grid-line);border:2px solid var(--n-grid-strong);border-radius:7px;overflow:hidden;box-shadow:0 8px 22px -12px var(--n-board-shadow),inset 0 1px #ffffff1a}.cells:after{content:"";position:absolute;inset:0;pointer-events:none;z-index:3;--n-stride: calc(var(--cell) * 5 + 5px);background-image:repeating-linear-gradient(90deg,var(--n-grid-strong) 0 1px,transparent 1px var(--n-stride)),repeating-linear-gradient(180deg,var(--n-grid-strong) 0 1px,transparent 1px var(--n-stride));background-size:var(--n-stride) 100%,100% var(--n-stride);background-position:-1px 0,0 -1px;opacity:.9}.cell{width:var(--cell);height:var(--cell);background:linear-gradient(180deg,var(--n-cell-top),var(--n-cell-bot));border:none;cursor:pointer;padding:0;display:flex;align-items:center;justify-content:center;font-size:calc(var(--cell) * .44);color:var(--n-x);line-height:1;-webkit-tap-highlight-color:transparent;transition:background-color 80ms ease,box-shadow .12s ease,transform 90ms ease}.cell.cursor{outline:3px solid var(--accent);outline-offset:-3px;position:relative;z-index:4}.cell:hover:not(.on){background:linear-gradient(180deg,var(--n-hover),transparent),linear-gradient(180deg,var(--n-cell-top),var(--n-cell-bot))}.cell:active:not(.on){transform:scale(.88)}.cell.on{background:linear-gradient(158deg,var(--n-fill-top),var(--n-fill-bot));box-shadow:inset 0 1px 0 var(--n-fill-edge),inset 0 -2px 3px var(--n-fill-shadow),0 1px 2px -1px var(--n-fill-shadow);color:transparent;animation:nonoPop .15s cubic-bezier(.34,1.56,.5,1)}.cell.on:active{transform:scale(.9)}.cell.x{font-weight:500;color:var(--n-x)}@keyframes nonoPop{0%{transform:scale(.6)}to{transform:scale(1)}}.game:has(.overlay.show) .cells{animation:nonoReveal 1s ease-out}.game:has(.overlay.show) .cell.on{animation:nonoShine .9s ease-out}@keyframes nonoReveal{0%{box-shadow:0 8px 22px -12px var(--n-board-shadow)}35%{box-shadow:0 0 0 3px var(--n-glow),0 0 34px 4px var(--n-glow)}to{box-shadow:0 8px 22px -12px var(--n-board-shadow)}}@keyframes nonoShine{0%{filter:brightness(1)}40%{filter:brightness(1.22)}to{filter:brightness(1)}}@media(prefers-reduced-motion:reduce){.cell,.cell.on,.game:has(.overlay.show) .cells,.game:has(.overlay.show) .cell.on{animation:none}.cell:active:not(.on),.cell.on:active{transform:none}}.controls{display:flex;align-items:center;justify-content:space-between;gap:10px}.how{font-size:12px;opacity:.85;flex:1}.how b{font-weight:700}.btn{background:var(--accent);color:var(--accent-text);border:none;border-radius:8px;padding:10px 16px;font-size:14px;font-weight:700;cursor:pointer;white-space:nowrap;box-shadow:0 1px 2px #00000026;transition:filter .12s ease,transform 90ms ease}.btn:hover{filter:brightness(1.05)}.btn:active{transform:translateY(1px)}.btn.ghost{background:transparent;color:var(--accent);border:2px solid var(--accent);padding:9px 16px;min-width:96px;text-align:center;box-shadow:none}.btn.ghost.marking{background:var(--accent);color:var(--accent-text);box-shadow:0 1px 2px #00000026}.overlay{position:fixed;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;text-align:center;padding:20px;background:var(--overlay-bg);z-index:10;opacity:0;pointer-events:none;transition:opacity .2s ease;backdrop-filter:blur(2px)}.overlay.show{opacity:1;pointer-events:auto}.overlay .msg{font-size:clamp(28px,9vw,44px);font-weight:800;color:var(--accent);text-shadow:0 0 26px var(--n-glow)}.overlay .sub{font-size:15px;opacity:.85;font-variant-numeric:tabular-nums}.overlay .actions{margin-top:8px}