.pz-app{--pz-ink: #1f2933;--pz-muted: #5b6770;--pz-line: #d5dbe0;--pz-accent: #1769aa;--pz-accent-ink: #fff;--pz-panel: #fff;--pz-soft: #f3f6f8;--pz-gold: #f2a900;--pz-fill: #2f9e44;max-width: 820px;margin: 0 auto;padding: 12px 16px 24px;color: var(--pz-ink);font: 15px/1.45 system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;box-sizing: border-box}.pz-app *,.pz-app *::before,.pz-app *::after{box-sizing: border-box}.pz-series{margin-bottom: 14px}.pz-series-label{font-size: 13px;color: var(--pz-muted);margin-bottom: 4px}.pz-series-bar{display: flex;gap: 3px}.pz-seg{flex: 1;height: 10px;border-radius: 3px;background: var(--pz-line);overflow: hidden;position: relative}.pz-seg i{display: block;height: 100%;width: 0;background: var(--pz-fill);transition: width .8s ease}.pz-seg-current{outline: 2px solid var(--pz-accent);outline-offset: 1px}.pz-bump .pz-seg-current{animation: pz-bump .8s ease}@keyframes pz-bump{40%{transform: scaleY(1.8)}}.pz-title{font-size: 26px;margin: 0 0 2px}.pz-goal{margin: 0 0 8px;color: var(--pz-muted)}.pz-search{margin: 0 0 4px;color: var(--pz-muted);font-size: 13px}.pz-stats{display: flex;flex-wrap: wrap;gap: 6px 18px;font-variant-numeric: tabular-nums;margin-bottom: 8px}.pz-stat-level{font-weight: 600}.pz-tools{display: flex;flex-wrap: wrap;gap: 6px;margin-bottom: 8px}.pz-btn{min-height: 40px;padding: 6px 14px;border: 1px solid var(--pz-line);border-radius: 8px;background: var(--pz-panel);color: var(--pz-ink);font: inherit;cursor: pointer;text-decoration: none;display: inline-flex;align-items: center;justify-content: center}.pz-btn:hover:not(:disabled){border-color: var(--pz-accent)}.pz-btn:disabled{opacity: .45;cursor: default}.pz-btn:focus-visible,.pz-level-btn:focus-visible{outline: 3px solid var(--pz-accent);outline-offset: 2px}.pz-btn-primary{background: var(--pz-accent);border-color: var(--pz-accent);color: var(--pz-accent-ink)}.pz-btn-contrast{margin-left: auto;min-width: 40px;padding: 6px 10px;font-size: 18px}.pz-btn-contrast[aria-pressed="true"]{background: var(--pz-ink);color: #fff}.pz-tut{min-height: 1.45em;margin: 4px 0 8px;color: var(--pz-muted)}.pz-tut:empty{display: none}.pz-tut-lesson{background: #fff7d6;border: 1px solid #f0d77a;border-radius: 8px;padding: 8px 12px;color: var(--pz-ink);font-weight: 500}.pz-msg{min-height: 1.45em;margin: 10px 0 4px}.pz-keys{font-size: 12px;color: var(--pz-muted);margin: 6px 0 0}@media (hover: none){.pz-keys{display: none}}.pz-dialog{position: fixed;inset: 0;background: rgba(15,25,35,.45);display: flex;align-items: center;justify-content: center;padding: 16px;z-index: 50}.pz-dialog[hidden],.pz-btn[hidden],.pz-stat[hidden]{display: none}.pz-dialog-box{background: var(--pz-panel);border-radius: 14px;padding: 20px 22px;max-width: 420px;width: 100%;box-shadow: 0 12px 40px rgba(0,0,0,.25);text-align: center}.pz-card-text{text-align: left;margin: 0 0 10px}.pz-dialog-box h2{margin: 0 0 10px;font-size: 22px}.pz-dialog-buttons{display: flex;flex-wrap: wrap;gap: 8px;justify-content: center;margin-top: 14px}.pz-stars{font-size: 40px;letter-spacing: 6px;line-height: 1}.pz-star{color: var(--pz-line);display: inline-block}.pz-star-on{color: var(--pz-gold);animation: pz-star-pop .5s ease backwards}.pz-star-on:nth-child(2){animation-delay: .15s}.pz-star-on:nth-child(3){animation-delay: .3s}@keyframes pz-star-pop{0%{transform: scale(0)}70%{transform: scale(1.3)}}.pz-criteria{list-style: none;padding: 0;margin: 12px 0 6px}.pz-criteria li{margin: 2px 0}.pz-ok{color: #2b7a3a}.pz-miss{color: var(--pz-muted)}.pz-result{color: var(--pz-muted);margin: 6px 0 0;font-variant-numeric: tabular-nums}.pz-level-grid{display: grid;grid-template-columns: repeat(4,1fr);gap: 8px}.pz-level-btn{min-height: 58px;border: 1px solid var(--pz-line);border-radius: 10px;background: var(--pz-soft);font: inherit;color: var(--pz-ink);cursor: pointer;display: flex;flex-direction: column;align-items: center;justify-content: center}.pz-level-btn:disabled{opacity: .4;cursor: default}.pz-level-num{font-size: 18px;font-weight: 600}.pz-level-stars{color: var(--pz-gold);font-size: 13px;letter-spacing: 1px}.pz-level-current{border: 2px solid var(--pz-accent)}.pz-level-solved{background: #eaf6ec}.pz-menu{list-style: none;padding: 0;margin: 12px 0;display: grid;grid-template-columns: repeat(auto-fill,minmax(170px,1fr));gap: 10px}.pz-menu li{border: 1px solid var(--pz-line);border-radius: 10px;padding: 10px 12px;background: var(--pz-panel)}.pz-menu a{font-weight: 600;color: var(--pz-accent);text-decoration: none}.pz-menu .pz-num{color: var(--pz-muted);font-size: 12px;display: block}.pz-menu .pz-status{font-size: 13px;color: var(--pz-muted);display: block}.pz-menu .pz-soon{opacity: .55}.pz-gallery h2{font-size: 18px;margin: 18px 0 8px}.pz-gallery-grid{display: grid;grid-template-columns: repeat(auto-fill,minmax(100px,1fr));gap: 10px}.pz-gallery-grid a{display: flex;flex-direction: column;align-items: center;gap: 6px;padding: 10px 6px 8px;border: 1px solid var(--pz-line);border-radius: 10px;background: var(--pz-panel);color: var(--pz-ink);text-decoration: none;font-size: 13px;text-align: center}.pz-gallery-grid a:hover{border-color: var(--pz-accent)}.pz-gallery-grid img{width: 72px;height: 72px;object-fit: contain;image-rendering: pixelated}.pz-hero{display: flex;align-items: center;gap: 14px;margin: 4px 0 6px}.pz-cat{width: 132px;height: 132px;flex: none}.pz-cat-eyes{transform-origin: 100px 74px;animation: pz-blink 5s infinite}@keyframes pz-blink{0%,94%,100%{transform: scaleY(1)}97%{transform: scaleY(.1)}}.pz-hero-words{min-width: 0}.pz-bubble{position: relative;margin: 8px 0 0;padding: 10px 14px;border: 2px solid #f4a340;border-radius: 14px;background: #fff7ec;font-size: 17px}.pz-bubble::before{content: "";position: absolute;left: -11px;top: 16px;border: 10px solid transparent;border-left: 0;border-right-color: #f4a340}.pz-back{display: inline-block;margin-bottom: 8px;color: var(--pz-accent);font-weight: 600;text-decoration: none}.pz-back:hover{text-decoration: underline}@media (max-width: 420px){.pz-cat{width: 96px;height: 96px}.pz-bubble{font-size: 15px}}@media (prefers-reduced-motion: reduce){.pz-cat-eyes{animation: none}}.pz-app.pz-hc{--pz-ink: #000;--pz-muted: #222;--pz-line: #555;--pz-accent: #0033aa}@media (prefers-contrast: more){.pz-app{--pz-ink: #000;--pz-muted: #222;--pz-line: #555;--pz-accent: #0033aa}}@media (prefers-reduced-motion: reduce){.pz-app *,.pz-app *::before{animation-duration: .01ms !important;transition-duration: .01ms !important}}.pz-app{min-height: 500px}.pc-board-wrap{--pc-tile: #f7f9fb;--pc-grid: #dde3e8;--pc-casing: #52606d;--pc-dry: #c3ccd4;--pc-water: #1c7ed6;--pc-leak: #e8590c;--pc-locked: #d4d9de;--pc-focus: #f08c00;overflow-x: auto;overflow-y: hidden;padding: 2px;-webkit-overflow-scrolling: touch}.pc-board{display: grid;width: max-content;margin: 0 auto;border: 2px solid var(--pc-casing);border-radius: 6px;background: var(--pc-tile);position: relative}.pc-cell{position: relative;width: var(--pc-cell);height: var(--pc-cell);padding: 0;margin: 0;border: 0;background: var(--pc-tile);box-shadow: inset 0 0 0 .5px var(--pc-grid);cursor: pointer;touch-action: manipulation;-webkit-touch-callout: none;user-select: none;-webkit-user-select: none;-webkit-tap-highlight-color: transparent}.pc-cell:focus{outline: none}.pc-cell:focus-visible{z-index: 3;box-shadow: inset 0 0 0 3px var(--pc-focus)}.pc-cell.pc-locked{background: var(--pc-locked);cursor: not-allowed}.pc-cell.pc-cross{cursor: default}.pc-svg{position: absolute;inset: 0;width: 100%;height: 100%;display: block}.pc-rot{transform-origin: 50px 50px;transition: transform .15s ease-out}.pc-casing{fill: none;stroke: var(--pc-casing);stroke-width: 30;stroke-linecap: round;stroke-linejoin: round}.pc-water{fill: none;stroke: var(--pc-dry);stroke-width: 18;stroke-linecap: round;stroke-linejoin: round;transition: stroke .15s linear var(--pc-delay,0ms)}.pc-pattern{fill: none;stroke: transparent;stroke-width: 5;stroke-dasharray: 7 9;stroke-linecap: butt;transition: stroke .15s linear var(--pc-delay,0ms)}.pc-knob-casing{fill: var(--pc-casing)}.pc-knob{fill: var(--pc-dry);transition: fill .15s linear var(--pc-delay,0ms)}.pc-wet .pc-water{stroke: var(--pc-water)}.pc-wet .pc-knob{fill: var(--pc-water)}.pc-icon{position: absolute;pointer-events: none;line-height: 0}.pc-icon svg{width: 100%;height: 100%}.pc-icon-src{left: 50%;top: 50%;width: 46%;height: 46%;transform: translate(-50%,-50%);fill: #fff;filter: drop-shadow(0 0 1px rgba(0,0,0,.6))}.pc-icon-lock{right: 2px;top: 2px;width: 30%;height: 30%;fill: #3e4a55}.pc-icon-pin{left: 2px;top: 2px;width: 28%;height: 28%;fill: #c92a2a;display: none}.pc-pinned .pc-icon-pin{display: block}.pc-pinned{background: #fff4e6}.pc-drips{position: absolute;inset: 0;pointer-events: none}.pc-drip{position: absolute;width: 30%;height: 30%;fill: var(--pc-leak);line-height: 0;z-index: 2;animation: pc-drip-in .3s ease-out backwards,pc-drip-bob 1.6s ease-in-out infinite;filter: drop-shadow(0 0 1px #fff)}.pc-drip svg{width: 100%;height: 100%}.pc-drip-n{left: 35%;top: 0}.pc-drip-s{left: 35%;bottom: 0}.pc-drip-e{right: 0;top: 35%}.pc-drip-w{left: 0;top: 35%}@keyframes pc-drip-in{from{opacity: 0;transform: scale(.2)}}@keyframes pc-drip-bob{50%{transform: translateY(2px)}}.pc-icon-hand{right: -4%;bottom: -8%;width: 52%;height: 52%;z-index: 5;fill: #f7c59f;stroke: #7a4a2a;stroke-width: 1.2;animation: pc-hand-tap 1s ease-in-out infinite}@keyframes pc-hand-tap{50%{transform: translate(-8%,-10%) scale(.92)}}.pc-hint-region{z-index: 4;pointer-events: none;border: 3px solid var(--pc-focus);border-radius: 6px;background: rgba(240,140,0,.12);animation: pc-hint 1.2s ease-in-out 2}.pc-hinted{box-shadow: inset 0 0 0 3px var(--pc-focus)}.pc-group{background: #ffe3e3;box-shadow: inset 0 0 0 2px #e03131}.pz-hc .pc-group{background: #fff;box-shadow: inset 0 0 0 4px #d00000}@media (max-width: 420px){.pc-board-wrap{margin: 0 -14px;padding: 2px 0}}@keyframes pc-hint{50%{background: rgba(240,140,0,.3)}}.pc-won .pc-water,.pc-won .pc-knob{animation: pc-pulse .6s ease-in-out 1}@keyframes pc-pulse{50%{stroke: #74c0fc;fill: #74c0fc;stroke-width: 24}}.pz-hc .pc-board-wrap{--pc-casing: #000;--pc-dry: #fff;--pc-water: #0033cc;--pc-grid: #555;--pc-leak: #d00000}.pz-hc .pc-wet .pc-pattern{stroke: #fff}.pz-hc .pc-drip{filter: drop-shadow(0 0 1px #000) drop-shadow(0 0 1px #000)}@media (prefers-contrast: more){.pc-board-wrap{--pc-casing: #000;--pc-dry: #fff;--pc-water: #0033cc;--pc-grid: #555;--pc-leak: #d00000}.pc-wet .pc-pattern{stroke: #fff}.pc-drip{filter: drop-shadow(0 0 1px #000) drop-shadow(0 0 1px #000)}}