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120px;min-width:120px}.pz-diagram-text-entry .pz-diagram-direction-row .pz-diagram-btn{flex:none;min-width:88px}.pz-diagram-multidigit{flex-direction:column;gap:8px;display:flex}.pz-diagram-multidigit-readout{border:1.5px solid var(--pzd-line);border-radius:var(--pzd-r-card);background:var(--pzd-surface,#fff);justify-content:center;align-items:center;min-height:44px;padding:4px 12px;display:flex}.pz-diagram-multidigit-value{letter-spacing:.06em;color:var(--pzd-ink,#2a2a26);font-family:"M PLUS 2",sans-serif;font-size:28px;font-weight:700;line-height:1}.pz-diagram-highlight{opacity:.95}.pz-diagram-panel{max-width:420px}.pz-diagram-panel-title{color:var(--pzd-muted);margin:0 0 6px;font-size:14px;font-weight:700}@media print{.pz-diagram-controls{display:none}.pz-diagram{gap:8px}.pz-diagram-figure{box-shadow:none;break-inside:avoid;padding:6px}.pz-diagram-svg{max-height:var(--pzd-print-max-h)}.pz-diagram-figure.is-zoomed{width:auto!important;max-width:560px!important}.pz-diagram-legend{gap:4px 12px}.pz-diagram-legend-item{font-size:11px}.pz-diagram-legend-swatch{width:16px;height:16px}.pz-diagram-notes{font-size:11px;line-height:1.5}}.ph-a4-viewport .pz-diagram-controls{display:none}.ph-a4-viewport .pz-diagram{gap:8px}.ph-a4-viewport .pz-diagram-figure{box-shadow:none;padding:6px}.ph-a4-viewport .pz-diagram-svg{max-height:var(--pzd-print-max-h)}.ph-a4-viewport .pz-diagram-legend{gap:4px 12px}.ph-a4-viewport .pz-diagram-legend-item{font-size:11px}.ph-a4-viewport .pz-diagram-legend-swatch{width:16px;height:16px}.ph-a4-viewport .pz-diagram-notes{font-size:11px;line-height:1.5}.mp-page[data-genre=chess] .pz-diagram{--pzd-print-max-h:88mm}.mp-page[data-genre=truth-logic] .pz-diagram{--pzd-print-max-h:80mm}.mp-page[data-genre=arrow-loop] .pz-diagram{--pzd-print-max-h:104mm}.mp-page[data-genre=edge-matching] .pz-diagram{--pzd-print-max-h:74mm;grid-template-columns:1fr 1fr;place-items:start center;display:grid}.mp-page[data-genre=edge-matching] .pz-diagram-legend,.mp-page[data-genre=edge-matching] .pz-diagram-notes{grid-column:1/-1;justify-self:stretch}.mp-page[data-genre=untangle] .pz-diagram{--pzd-print-max-h:88mm}.mg-rc span,.mg-rc.mg-rc-end span{white-space:nowrap;letter-spacing:.02em}.multi-play{max-width:none;margin:0;padding:0 0 40px}.mp-header{align-items:center;gap:10px;padding:6px 0 10px;display:flex}.mp-back{border:1.5px solid var(--line);width:44px;height:44px;color:var(--green);background:#fff;border-radius:50%;flex:none;place-items:center;font-size:20px;font-weight:700;text-decoration:none;display:grid}.mp-title h1{margin:0;font-size:20px}.mp-sub{color:var(--muted);font-size:13px}.mp-message{color:var(--green);min-height:24px;margin:4px 0 0;font-size:15px;line-height:1.6}.mp-save-status{color:var(--err);min-height:18px;margin:2px 0 0;font-size:13px}.mp-workspace{margin-top:14px;display:block}.mp-workspace[hidden]{display:none}.mp-board-col{min-width:0}.mp-controls-col{min-width:0;margin-top:14px}@media (min-width:768px){.mp-board-col{max-width:600px;margin:0 auto}.mp-controls-col{max-width:600px;margin:16px auto 0}}@media (min-width:1440px){.mp-workspace{grid-template-columns:minmax(480px,640px) minmax(0,1fr);align-items:start;gap:56px;margin-top:36px;display:grid}.mp-board-col{place-self:start center;width:100%;max-width:none;margin:0}.mp-controls-col{max-width:none;margin:0;position:sticky;top:12px}}.board-holder{flex-direction:column;gap:8px;display:flex}.board-tools{justify-content:flex-end;display:flex}.board-tools button{border:1.5px solid var(--btn-line);min-height:44px;color:var(--ink);background:#fff;border-radius:999px;padding:6px 12px;font-size:13px;font-weight:700}.board-tools button[aria-pressed=true]{background:var(--mustard-tint);border-color:var(--mustard)}.board-zoom-levels{flex-wrap:wrap;align-items:center;gap:6px;display:flex}.board-zoom-caption{color:var(--muted);font-size:13px;font-weight:700}.board-zoom-levels button{padding:6px 12px}.board-zone{max-width:100%;box-shadow:var(--shadow-card);background:#fff;border-radius:16px;padding:8px;overflow:auto}.board-zone.is-zoomed{max-height:70vh}.board-zone:focus-visible{outline:2px solid var(--green);outline-offset:2px}@media (min-width:768px){.board-zone{border-radius:var(--r-card-lg);padding:14px}}.board-generic{text-align:center;color:var(--muted);padding:20px}.board-generic strong{color:var(--ink);margin-bottom:8px;display:block}.mg{flex-direction:column;gap:6px;display:inline-flex}.mg-body{align-items:flex-start;display:flex}.mg-cc{gap:0;display:grid}.mg-cc span{color:var(--muted);white-space:pre-line;text-align:center;place-items:end 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0 0 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.mg-a11y p{margin:0}.mg-cell{position:relative}.mg-cell-hint{color:var(--muted);pointer-events:none;font-size:14px;font-weight:700;line-height:1;position:absolute;top:1px;left:2px}.mg-rc-end span{place-items:center start;padding-left:4px;padding-right:0}.mg-cc-end span{place-items:start center;padding-top:3px;padding-bottom:0}.mg-num-label{color:var(--ink);align-items:center;gap:6px;font-size:14px;font-weight:700;display:inline-flex}.mg-num-input{border-radius:var(--r-btn);border:1.5px solid var(--btn-line);width:72px;min-height:44px;color:var(--ink);text-align:center;background:#fff;padding:0 8px;font-size:18px;font-weight:700}.sh-cell{border:1px solid var(--grid-line);color:var(--ink);cursor:pointer;background:#fff;place-items:center;padding:0;font-size:15px;font-weight:700;display:grid;position:relative}.sh-cell.sh-1{background:var(--ink)}.sh-cell.is-wall{background:repeating-linear-gradient(45deg, var(--muted), var(--muted) 3px, #fff 3px, #fff 6px);cursor:default}.sh-mark-x{color:var(--muted);font-size:18px}.sh-label{color:var(--muted);font-size:10px;position:absolute;top:2px;left:3px}.sh-cell:focus-visible{outline:2px solid var(--green);outline-offset:-2px;z-index:1}.mg-pad{grid-template-columns:repeat(5,1fr);gap:8px;max-width:360px;margin-top:4px;display:grid}.pad-key{border-radius:var(--r-btn);border:1.5px solid var(--btn-line);min-width:44px;min-height:56px;color:var(--ink);background:#fff;place-items:center;font-size:24px;font-weight:700;display:grid}.pad-key:hover:not(:disabled){background:var(--green-tint)}.pad-clear{color:var(--muted)}.mg-pad-num{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.mg-pad-num .pad-key{min-width:44px;padding:0 16px}.mg-num-pending{color:var(--muted);flex-basis:100%;min-height:18px;font-size:13px}.mg-num-pending.is-warn{color:var(--err);font-weight:700}.mg-num-pending.is-warn:before{content:"⚠ "}@media (min-width:1440px){.mg-pad{grid-template-columns:repeat(3,1fr);gap:10px}.pad-key{min-height:76px;font-size:30px}.mp-pad-host .mg-pad{max-width:none}}.geo{position:relative}.geo-svg{display:block;position:absolute;inset:0}.geo-line{stroke:var(--grid-line);stroke-width:1px}.geo-clue{fill:var(--ink);font-size:16px;font-weight:700}.geo-cells{position:absolute;inset:0}.geo-cell{cursor:pointer;background:0 0;border:0;padding:0;position:absolute}.geo-cell.is-first{background:color-mix(in srgb, var(--mustard) 40%, transparent)}.geo-cell.is-on{background:color-mix(in srgb, var(--green) 16%, transparent)}.geo-cell.is-legal{box-shadow:inset 0 0 0 2px var(--green);border-radius:6px}.geo-cell:focus-visible{outline:2px solid var(--green);outline-offset:-2px}.geo-cell-label{color:var(--ink);font-size:11px;font-weight:700;position:absolute;top:2px;left:4px}.rect-shape{fill:color-mix(in srgb, var(--green) 12%, transparent);stroke:var(--green);stroke-width:2px}.geo-cell.is-removable{box-shadow:inset 0 0 0 2px var(--err);border-radius:4px}.rect-wrap,.bridges-wrap{flex-direction:column;gap:10px;display:inline-flex}.geo-tools{flex-wrap:wrap;gap:8px;display:flex}.geo-tool-btn{border:1.5px solid var(--btn-line);min-height:44px;color:var(--ink);cursor:pointer;background:#fff;border-radius:999px;padding:6px 14px;font-size:13px;font-weight:700}.geo-tool-btn[aria-pressed=true]{background:var(--mustard-tint);border-color:var(--mustard)}.geo-tool-btn:hover{background:var(--green-tint)}.bridge-line{stroke:var(--green);stroke-width:3px}.island{fill:#fff;stroke:var(--green);stroke-width:2px}.island.is-first{stroke:var(--mustard);stroke-width:4px}.island-num{fill:var(--ink);font-size:16px;font-weight:700}.island-hit{cursor:pointer;background:0 0;border:0;border-radius:50%;position:absolute}.island-hit:focus-visible{outline:2px solid var(--green)}.path-line{stroke:var(--green);stroke-width:6px;stroke-linejoin:round;stroke-linecap:round}.path-wall{stroke:var(--err);stroke-width:3px}.blocks-wrap{flex-direction:column;gap:12px;display:inline-flex}.block{fill:var(--green-tint);stroke:var(--green);stroke-width:2px}.block.is-target{fill:var(--mustard-tint);stroke:var(--mustard-ink)}.block.is-sel{stroke:var(--green);stroke-width:4px;stroke-dasharray:6 3}.block-goal{fill:color-mix(in srgb, var(--mustard) 22%, transparent);stroke:var(--mustard-ink);stroke-width:2.5px;stroke-dasharray:6 4}.block-goal-pill{fill:color-mix(in srgb, var(--surface) 85%, transparent);stroke:var(--mustard-ink);stroke-width:1px}.block-goal-mark{fill:var(--mustard-ink);font-size:13px;font-weight:700}.block-help{color:var(--muted);margin:0;font-size:13px;line-height:1.5}.block-hit{cursor:pointer;background:0 0;border:0;position:absolute}.block-hit:focus-visible{outline:2px solid var(--green);outline-offset:-2px}.block-dirs{grid-template-columns:repeat(4,1fr);gap:8px;max-width:260px;display:grid}.dir-key{border-radius:var(--r-btn);border:1.5px solid var(--btn-line);min-height:48px;color:var(--ink);background:#fff;font-size:20px}.dir-key:hover:not(:disabled){background:var(--green-tint)}.tiles{background:var(--surface-2);border-radius:var(--r-btn);gap:4px;width:max-content;max-width:100%;margin-inline:auto;padding:4px;display:grid}.tile{border:1.5px solid var(--btn-line);color:var(--green);background:#fff;border-radius:8px;place-items:center;font-size:20px;font-weight:700;display:grid}.tile.is-blank{border:1px dashed var(--line);background:0 0}.tile.is-movable{background:var(--green-tint);cursor:pointer}.tile:focus-visible{outline:2px solid var(--green);outline-offset:2px}.tiles.is-readonly .tile:disabled{opacity:1;color:var(--ink)}.tiles .tile:disabled{opacity:1}.tiles .tile:disabled:not(.is-blank){color:var(--ink)}.mp-controls{flex-direction:column;gap:12px;margin-top:16px;display:flex}.mp-btn-row{gap:8px;display:flex}.mp-tool{border:1.5px solid var(--btn-line);height:44px;color:var(--ink);background:#fff;border-radius:999px;flex:1;justify-content:center;align-items:center;gap:6px;padding:0 14px;font-size:15px;font-weight:700;display:inline-flex}.mp-tool:disabled{opacity:.45}.mp-check{background:var(--green);color:#fff;border:0;border-radius:999px;justify-content:center;align-items:center;gap:8px;width:100%;height:56px;font-size:18px;font-weight:700;display:flex}.mp-check:hover:not(:disabled){background:var(--green-hover)}.mp-check:disabled{opacity:.5}.mp-check-feedback{color:var(--green);text-align:center;margin:-4px 0 0;font-size:14px;line-height:1.6}.mp-pad-host:empty{display:none}@media (min-width:768px){.mp-tool{height:52px}.mp-check{height:60px;font-size:19px}}.mp-links{justify-content:center;gap:20px;display:flex}.mp-links button{color:var(--green);cursor:pointer;background:0 0;border:0;align-items:center;gap:4px;padding:8px 0;font-size:15px;font-weight:700;display:inline-flex}.mp-save{color:var(--muted);align-items:center;gap:8px;font-size:15px;display:flex}.mp-dot{background:var(--faint);border-radius:50%;flex:none;width:9px;height:9px}.mp-dot.is-ok{background:var(--ok)}.mp-dot.is-warn{background:var(--err)}.mp-note{color:var(--faint);font-size:13px;line-height:1.6}details.mp-rules{border:1.5px solid var(--btn-line);background:#fff;border-radius:12px;padding:4px 14px}details.mp-rules>summary{cursor:pointer;color:var(--ink);padding:8px 0;font-size:16px;font-weight:700;list-style-position:inside}details.mp-rules[open]>summary{border-bottom:1px solid var(--btn-line);margin-bottom:8px}.mp-rules-list{margin:0 0 8px;padding-left:1.2em}.mp-rules-list li{color:var(--ink);margin:4px 0;font-size:16px;line-height:1.7}.mp-rules-empty{color:var(--muted);margin:4px 0 8px;font-size:16px;line-height:1.7}.mp-rules-link{color:var(--green);padding:8px 0;font-size:16px;font-weight:700;display:inline-block}.mp-result-board{justify-content:center;margin-top:10px;display:flex}.mp-result-note{color:var(--muted);margin:10px 0 0;font-size:15px;line-height:1.6}.result-section .link-muted{color:var(--muted);cursor:pointer;background:0 0;border:0;margin-top:6px;padding:10px 0;font-size:15px;font-weight:700}.mp-header-mark{flex:none}.mp-notice{border-radius:var(--r-card);background:var(--green-tint);margin:14px 0;padding:14px 16px}.mp-notice.is-alert{background:var(--mustard-tint)}.mp-notice strong{margin-bottom:6px;display:block}.mp-notice button{border-radius:var(--r-btn);border:1.5px solid var(--btn-line);min-height:44px;color:var(--ink);background:#fff;margin:8px 8px 0 0;padding:8px 14px;font-weight:700}.mp-conflict-list{flex-direction:column;gap:6px;margin:10px 0 2px;padding:0;list-style:none;display:flex}.mp-conflict-list li{color:var(--ink);border-radius:var(--r-btn);border:1.5px solid var(--btn-line);background:#fff;padding:8px 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