:root{color-scheme:dark;font-family:Inter,"Segoe UI",Arial,sans-serif;color:#e5eaf0;background:#252e39;font-synthesis:none;--mint:#a3ddba;--muted:#adbdc7;--line:#465463}*{box-sizing:border-box}body{margin:0}button,a{-webkit-tap-highlight-color:transparent}button{font:inherit;cursor:pointer;color:inherit}button:disabled{cursor:default;opacity:.45}button:focus-visible,a:focus-visible,[role=button]:focus-visible{outline:2px solid #bbf1cc;outline-offset:3px}button{touch-action:manipulation}svg{display:block}svg:not(#board):not(#garden-view){flex-shrink:0}button svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:1.65;stroke-linecap:round;stroke-linejoin:round}[hidden]{display:none!important}.flow-shell{width:min(100%,720px);height:100svh;min-height:500px;max-height:1000px;padding:0 22px;margin:0 auto;display:flex;flex-direction:column}.flow-shell .wp-topbar{position:relative;height:76px;border-color:var(--line);margin-bottom:18px}.flow-shell .wp-brand{color:#e6edf1}.flow-shell .brand-icon{background:#436f70}.flow-shell .wp-language button{color:#adbdc7}.flow-shell .wp-language button[aria-pressed=true]{color:white}.flow-shell .wp-language span{color:#687a85}.flow-shell .wp-icon{background:#364551;color:#d4e4df;border-color:#4b5e67;width:38px;min-width:38px;height:38px;min-height:38px;border-radius:11px}#sound{font-size:21px;gap:3px}#sound small{font-size:8px}.header-game-title{position:absolute;left:50%;transform:translateX(-50%);display:flex;gap:7px;align-items:center;font-size:26px;letter-spacing:2px;margin:0;color:#e4eee8;font-weight:800}.header-game-title>svg{height:25px;width:21px;color:#9cddbd}.title-period{color:#94d5b3;margin-left:-6px}.layout{flex:1;min-height:0;display:flex}.game-card{position:relative;display:flex;flex-direction:column;flex:1;min-width:0;background:#323c49;border:1px solid #45515e;border-radius:24px;box-shadow:0 18px 50px #10192225;overflow:hidden}.game-toolbar{display:flex;align-items:center;gap:10px;padding:12px 16px;height:64px;flex-shrink:0;border-bottom:1px solid #ffffff06}.level-pill{display:flex;gap:8px;align-items:center;border:1px solid #58736b;background:#40554f;color:#d6f1dd;font-size:11px;font-weight:700;font-variant-numeric:tabular-nums;padding:9px 11px;border-radius:10px;min-height:36px}.level-pill svg{width:16px;height:16px}.garden-button{display:flex;align-items:center;gap:6px;border:0;background:none;font-size:11px;color:#c4d3cb;padding:6px;min-height:38px}.garden-button svg{color:#a1dcb0;width:18px}.garden-button small{font-size:9px;color:#9cb1a8}.play-tools{margin-left:auto;display:flex;gap:3px}.icon-button{display:grid;place-items:center;width:36px;height:36px;padding:8px;background:transparent;border:1px solid transparent;border-radius:9px;color:#bbccd2}.icon-button:hover{background:#ffffff09;border-color:#6e818a55}.icon-button[aria-pressed=true]{background:#43594f;color:#c1f1d1}.level-heading{text-align:center;flex-shrink:0;padding:10px 10px 8px}.eyebrow{font-size:8px;font-weight:650;letter-spacing:2.3px;color:#b4c7bd}.level-heading h2{font-size:24px;font-weight:600;letter-spacing:-.7px;margin:7px 0}.difficulty{display:flex;align-items:center;justify-content:center;gap:9px;font-size:9px;color:#acbcc5}.difficulty span:last-child{color:#a1cdb0;letter-spacing:3px;font-size:8px}.board-area{flex:1;min-height:0;position:relative;margin:0 12px;display:flex;align-items:center;justify-content:center;isolation:isolate}.board-area::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse,#71977316,transparent 65%);z-index:-1}#board{width:100%;height:100%;touch-action:manipulation;overflow:visible}.game-bottom{padding:10px 24px 14px;flex-shrink:0}.progress-label{display:flex;align-items:center;justify-content:space-between;font-size:10px;color:#bbc9cd;margin-bottom:9px}.progress-label>span{display:flex;align-items:center;gap:7px}.progress-label strong{color:#b1e4c0;font-size:11px;font-weight:600;font-variant-numeric:tabular-nums}.water-dot{width:5px;height:7px;background:#9bd9c6;border-radius:60% 60% 65% 65%}.progress-track{height:4px;background:#4a5861;border-radius:8px;overflow:hidden}.progress-track>span{display:block;height:100%;width:0;background:linear-gradient(90deg,#73b7bd,#b3df9e);transition:width .4s;border-radius:8px}.bottom-row{display:flex;align-items:center;gap:10px;justify-content:space-between;margin-top:10px}.bottom-row p{font-size:10px;line-height:1.5;color:#b1c0c9;margin:0;max-width:350px}.hint-button{display:flex;gap:6px;align-items:center;font-size:10px;border:0;background:#42574e;color:#d4eedc;border-radius:10px;padding:8px 10px;white-space:nowrap;min-height:36px}.hint-button svg{width:15px;height:15px}.flow-shell .wp-save-note{color:#a6b8c1;margin:8px 0;font-size:9px}.flow-shell .wp-footer{border-color:var(--line);color:#aebdc7;min-height:36px;padding:4px 0 9px}.flow-shell .wp-footer button:hover{color:#d7e8de}.tile{cursor:pointer;outline:none}.tile .tile-pad{transition:fill .2s}.tile:hover .tile-pad,.tile:focus-visible .tile-pad{stroke:#fff9d0;stroke-width:2;fill:#f1ecd1}.tile:focus-visible .tile-pad{stroke-width:3}.tile.hinted .tile-pad{stroke:#fffbbd;stroke-width:3;animation:hint-pulse 1s ease-in-out infinite}.water-fill{opacity:0;transition:opacity .2s}.wet .water-fill{opacity:1}.water-dash{opacity:0;stroke-dasharray:2 15;animation:water-stream 1.3s linear infinite}.wet .water-dash{opacity:.65}.wheel-rotor{transform-origin:0 0}.wet .wheel-rotor{animation:wheel-spin 7s linear infinite}.flower-head{transform:scale(.03);transition:transform .8s cubic-bezier(.15,.8,.2,1.5)}.bloomed .flower-head{transform:scale(1)}.plant-leaves{transition:fill .6s;fill:#a49b70}.bloomed .plant-leaves{fill:#63a65e}.bloomed .plant-aura{opacity:.6}.plant-aura{opacity:0;transition:opacity .6s}.gate-bar{transition:transform .5s;transform-origin:center}.gate-open .gate-bar{transform:translateY(-18px);opacity:.5}.wheel-lock{transition:opacity .4s}.gate-open .wheel-lock{opacity:0}.sparkle{animation:twinkle 2.8s ease-in-out infinite;transform-box:fill-box;transform-origin:center}.toast{position:absolute;bottom:12px;left:50%;transform:translateX(-50%);max-width:90%;width:max-content;background:#233e36f5;border:1px solid #8cbfa177;border-radius:12px;box-shadow:0 6px 24px #182b3540;color:#ebf8ea;padding:10px 15px;font-size:11px;text-align:center;pointer-events:none}.loading{position:absolute;inset:0;background:#323c49fa;border-radius:18px;display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:5}.loading h2{font-size:20px;font-weight:500}.loading strong{font-size:24px;color:#c1e9cd;margin:10px 0}#load-bar{height:5px;width:160px;background:#52635f;border-radius:5px;overflow:hidden}#load-bar span{display:block;height:100%;width:0;background:#a1d9b8;transition:width .1s}.loading.error #load-bar,.loading.error strong{display:none}.loading.error h2{font-size:16px;text-align:center;padding:10px}.primary-button,.outline-button{border:0;border-radius:12px;padding:13px 18px;min-height:44px;font-size:12px;font-weight:650;background:#b4debf;color:#233e35}.primary-button:hover{background:#c4ebcd}.outline-button{background:#43545c;color:#dde8e9;border:1px solid #6f858c}.text-button{border:0;background:none;font-size:11px;color:#c0cdd3;padding:14px}dialog{background:#35424c;color:#edf1f2;border:1px solid #566b70;border-radius:22px;padding:26px;width:min(440px,calc(100% - 28px));max-height:calc(100dvh - 28px);overflow:auto;box-shadow:0 20px 80px #0d192c55}dialog::backdrop{background:#14202dcc;backdrop-filter:blur(5px)}dialog h2{font-size:25px;letter-spacing:-.7px;margin:12px 0}dialog p{font-size:13px;line-height:1.7;color:#bfcfd3}.dialog-head{display:flex;justify-content:space-between;align-items:center;gap:12px}.dialog-head h2{font-size:23px}.dialog-head .icon-button{flex-shrink:0}.dialog-actions{display:flex;gap:10px;margin-top:20px}.dialog-actions button{flex:1}#info-dialog>.primary-button{width:100%;margin-top:10px}#info-art{display:flex;justify-content:center;margin:18px 0 5px;height:88px}#info-art svg{height:88px;width:88px}#level-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:9px;margin:20px 0}.level-choice{background:#40525c;border:1px solid #5c7279;color:#dce9e5;border-radius:13px;min-height:62px;padding:9px;font-size:16px}.level-choice small{display:block;margin-top:6px;font-size:8px;color:#b4c7c7}.level-choice.current{border-color:#b6e0bb;background:#50685b}.level-choice.completed{background:#3f5d50}.quiet{font-size:11px!important}#garden-dialog{width:min(600px,calc(100% - 28px))}#garden-view{width:100%;height:auto;border-radius:15px;margin:10px 0;background:#283c3b}#complete-dialog{text-align:center}#complete-dialog .primary-button{display:block;width:100%;margin-top:20px}.completion-art{height:150px;display:flex;justify-content:center;align-items:center}.completion-art svg{width:220px;height:150px}.game-focused{overflow:hidden}.game-focused .flow-shell{position:fixed;inset:0;width:100%;height:100dvh;min-height:0;max-height:none;padding:env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left)}.game-focused .wp-topbar,.game-focused .wp-footer,.game-focused .wp-save-note{display:none}.game-focused .game-card{border:0;border-radius:0}.game-focused .level-heading{padding:0 10px 3px}.game-focused .level-heading h2{font-size:19px;margin:3px 0}.game-focused .level-heading .eyebrow,.game-focused .difficulty{display:none}.game-focused .game-toolbar{height:49px;padding:5px 14px}.game-focused .board-area{margin:0 8px}.game-focused .game-bottom{width:min(100%,650px);align-self:center;padding:8px 20px}.game-focused .bottom-row{margin-top:7px}@keyframes water-stream{to{stroke-dashoffset:-34}}@keyframes wheel-spin{to{transform:rotate(360deg)}}@keyframes twinkle{50%{opacity:.25;transform:scale(.6)}}@keyframes hint-pulse{50%{stroke:#79c8bd}}@media(max-width:600px){.flow-shell{padding:0 10px;min-height:0}.flow-shell .wp-topbar{height:76px;min-height:76px;margin-bottom:8px;display:grid;grid-template-columns:1fr auto;grid-template-rows:40px 30px;gap:0}.flow-shell .wp-brand{font-size:15px}.flow-shell .wp-brand .brand-icon{width:25px;height:25px;font-size:20px}.flow-shell .wp-tools{grid-column:2;grid-row:1}.header-game-title{position:static;transform:none;grid-row:2;grid-column:1/-1;justify-content:center;font-size:21px;gap:5px}.header-game-title>svg{height:21px;width:16px}.flow-shell .wp-icon{height:32px;min-height:32px;width:36px;min-width:36px}.game-toolbar{padding:7px 10px;height:49px;gap:4px}.level-pill{padding:8px;font-size:10px;gap:5px}.garden-button{font-size:10px;gap:4px}.garden-button small{display:none}.play-tools{gap:0}.icon-button{width:34px;height:36px}.level-heading{padding:6px 4px}.level-heading h2{font-size:21px;margin:5px 0}.eyebrow{font-size:7px;letter-spacing:1.9px}.difficulty{font-size:8px}.board-area{margin:0 4px}.game-bottom{padding:8px 14px 11px}.bottom-row{gap:6px;margin-top:8px}.bottom-row p{font-size:9px;max-width:230px}.hint-button{font-size:9px;padding:7px 8px;gap:4px}.flow-shell .wp-save-note{font-size:8px;margin:5px 0}.flow-shell .wp-footer{min-height:28px;font-size:9px;padding:0}.game-card{border-radius:19px}dialog{padding:20px}.toast{font-size:10px;padding:8px 12px}.progress-label{font-size:9px;margin-bottom:6px}}
@media(orientation:landscape) and (max-height:570px){.flow-shell{max-width:1050px;padding:0 12px;min-height:0}.flow-shell .wp-topbar{height:43px;min-height:43px;margin-bottom:5px;display:flex}.header-game-title{position:absolute;left:50%;transform:translateX(-50%);font-size:20px}.flow-shell .wp-save-note{display:none}.flow-shell .wp-footer{min-height:23px;padding:0}.game-card,.game-focused .game-card{display:grid;grid-template-columns:minmax(0,1fr) 250px;grid-template-rows:50px auto 1fr}.board-area,.game-focused .board-area{grid-column:1;grid-row:1/4;margin:2px;min-width:0}.game-toolbar,.game-focused .game-toolbar{grid-column:2;grid-row:1;padding:4px 6px;gap:0}.garden-button span,.garden-button small{display:none}.level-heading,.game-focused .level-heading{grid-column:2;grid-row:2;padding:8px 4px}.level-heading h2{font-size:19px}.game-bottom,.game-focused .game-bottom{grid-column:2;grid-row:3;align-self:end;padding:12px}.bottom-row{flex-wrap:wrap}.bottom-row p{max-width:100%}.game-focused .flow-shell{max-width:none}.game-focused .level-heading h2{font-size:19px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}}

/* Keep turns clockwise across 360 degrees, with immediate press feedback. */
.canal{transform-origin:0 0;transition:transform 280ms cubic-bezier(.2,.75,.25,1)}
.tile-pad{transform-box:fill-box;transform-origin:center}
.tile:active .tile-pad{filter:brightness(1.07)}
@media(prefers-reduced-motion:reduce){.canal{transition:none}}
/* Large gardens: the camera moves inside the game card. */
.board-area{overflow:hidden;border-radius:18px}#board{touch-action:none;user-select:none;overflow:hidden}.board-nav{position:absolute;left:9px;bottom:8px;display:flex;align-items:center;gap:2px;background:#30493fec;border:1px solid #7b9d8966;border-radius:10px;padding:2px;z-index:2;box-shadow:0 3px 12px #24372d22}.board-nav .icon-button{width:30px;height:30px;padding:0;font-size:20px;color:#dceee0}.board-nav #zoom-fit{border:0;background:none;color:#d2e6d8;font-size:9px;min-width:40px;min-height:30px;padding:3px}.field-size{font-size:8px;color:#a7bdb7;margin:0 0 5px}.chapter-tabs{display:flex;gap:5px;flex-wrap:wrap;margin:12px 0}.chapter-tab{border:1px solid #60746f;background:#40534c;color:#c9dcd1;border-radius:8px;padding:8px;min-width:32px;font-size:11px}.chapter-tab[aria-pressed=true]{background:#a6d1b4;color:#203c2f;border-color:#c3e7c8}.chapter-name{width:100%;font-size:11px;color:#bfdbcb;margin:5px 0}.reservoir-fill{transition:r .2s,fill .3s}.portal-ring{transform-origin:0 0}.wet .portal-ring{animation:wheel-spin 6s linear infinite}.mechanic-badge{font:bold 10px "Segoe UI",sans-serif;fill:#f1eed3;pointer-events:none}.valve-arrow{fill:none;stroke:#824fa4;stroke-width:4;stroke-linecap:round;stroke-linejoin:round}.reservoir-label{font:bold 9px "Segoe UI",sans-serif;fill:#2d575e;pointer-events:none}.game-focused .field-size{display:none}
@media(max-width:600px){.board-nav{left:5px;bottom:5px}.field-size{font-size:7px;margin-bottom:3px}.level-heading h2{font-size:18px}.chapter-tab{padding:7px}.game-bottom{padding-bottom:9px}}
@media(prefers-reduced-motion:reduce){.portal-ring{animation:none!important}.reservoir-fill{transition:none}}
/* The footer belongs to the viewport bottom; the board uses remaining space. */
.flow-shell{height:100dvh;max-height:none;min-height:0}.flow-shell .wp-footer{margin-top:auto}
/* Shutters retract into their housing; their angle follows the local water path. */
.gate-shadow{transition:transform .5s;transform-origin:center}
.gate-open .gate-bar,.gate-open .gate-shadow{transform:translateY(-40px);opacity:1}
/* Keep language selection away from the sound toggle. */
.flow-shell .wp-tools{gap:20px}
.flow-shell .wp-language button{min-width:28px;min-height:44px}
.flow-shell .wp-topbar #sound{width:44px;min-width:44px;height:44px;min-height:44px}
@media(max-width:600px){.flow-shell .wp-topbar{height:82px;min-height:82px;grid-template-rows:46px 30px}}