:root{font-family:"Microsoft YaHei","PingFang SC",sans-serif;color:#4d5946;background:#f7f5ed;font-synthesis:none;--olive:#7e9060;--line:#dfe4d4}
*{box-sizing:border-box}body{margin:0;height:100vh;height:100dvh;overflow:hidden;display:flex;flex-direction:column}button,summary{font:inherit;-webkit-tap-highlight-color:transparent}button{cursor:pointer;color:inherit}button:focus-visible,summary:focus-visible{outline:3px solid #81b9ce;outline-offset:3px}button{touch-action:manipulation}[hidden]{display:none!important}
.site-header{flex:none;min-height:58px;padding:6px max(16px,env(safe-area-inset-right)) 6px max(16px,env(safe-area-inset-left));padding-top:max(6px,env(safe-area-inset-top));display:flex;align-items:center;gap:12px;border-bottom:1px solid var(--line);background:#fbfaf5;z-index:3}.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:19px}.brand-character{display:block;width:30px;height:44px;overflow:hidden}.brand img{width:30px;height:44px;object-fit:contain}.icon-button{margin-left:auto;width:44px;height:44px;flex:none;border:1px solid var(--line);border-radius:50%;background:#f0f2e8;display:grid;place-items:center}.icon-button svg,.tool-button svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}#sound[aria-pressed="true"]{opacity:.5;background:repeating-linear-gradient(135deg,#e1e5d7 0 2px,#f6f6ef 2px 7px)}.play-heading{display:flex;align-items:center;gap:12px;min-width:0}.play-heading span{color:#929b82;font-size:12px;font-variant-numeric:tabular-nums}.play-heading strong{font-size:15px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}#back-to-levels{padding:0 10px;background:transparent;font-size:16px}
.layout{flex:1;min-height:0;display:flex;justify-content:center}.sidebar{width:100%;overflow:auto;overscroll-behavior:contain;touch-action:pan-y;padding:28px max(20px,env(safe-area-inset-right)) max(24px,env(safe-area-inset-bottom));text-align:center}.chapter-intro,.journey-header,.level-list,#continue{max-width:660px;margin-left:auto;margin-right:auto}.chapter-label{font-size:13px;letter-spacing:3px;color:#89966f}h1{font-size:32px;letter-spacing:3px;margin:8px 0 10px;font-weight:600}.chapter-intro p{font-size:14px;color:#8d947f;margin:0 0 24px}.journey-header{font-size:13px;color:#939780;text-align:left;margin-bottom:13px}.level-list{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-bottom:24px}.level-card{position:relative;min-height:112px;padding:14px 6px 12px;border:1px solid var(--line);border-radius:19px;background:#fffef8;display:flex;flex-direction:column;align-items:center;gap:7px;box-shadow:0 3px 0 #e9e9dc50;transition:background .15s,transform .15s}.level-card:hover{background:#f0f3e7}.level-card:active{transform:scale(.97)}.level-card.active{border-color:#aab98d;background:#edf1e2}.level-number{font:28px Georgia,serif;color:#9ba77e}.level-copy{display:flex;flex-direction:column;gap:7px}.level-copy strong{font-size:13px;font-weight:500}.level-best{font-size:13px;letter-spacing:3px;color:#b6a46b}.level-status{position:absolute;right:10px;top:10px;font-size:12px;color:#99aa7b}.primary-button{border:0;border-radius:14px;background:#82936a;color:white;min-height:48px;font-size:16px;padding:12px 22px;box-shadow:0 4px 0 #68794d20}#continue{display:block;width:min(100%,340px)}
.game-frame{width:100%;min-height:0;display:flex;flex-direction:column;background:#f1f4e9}.game-hud{flex:none;display:flex;align-items:center;gap:28px;width:100%;max-width:520px;align-self:center;padding:10px 18px 8px;background:#fbfcf5}.water-stat{flex:1}.soap-stat{width:102px}.hud-label{display:flex;justify-content:space-between;align-items:center;font-size:12px;color:#909b80;margin-bottom:5px}.hud-label b{color:#6c7b5f;font-size:13px;font-weight:500}.water-track{height:5px;border-radius:6px;background:#e4ebdc;overflow:hidden}#water-fill{height:100%;width:0;background:#8bbccd;border-radius:inherit;transition:width .2s}#soap-marks{display:flex;justify-content:space-between;height:8px}#soap-marks i{width:27px;height:8px;border-radius:5px;background:#e7eade;box-shadow:inset 0 -2px 0 #d9ddce}#soap-marks i.collected{background:#e1cc90;box-shadow:inset 0 -2px 0 #c4ad75}.stage-area{flex:1;min-height:0;min-width:0;display:grid;place-items:center;overflow:hidden}.stage-wrap{position:relative;width:420px;height:650px;flex:none;overflow:hidden;background:#f7faf2}canvas{display:block;width:100%;height:100%;touch-action:none;user-select:none;-webkit-user-select:none}.pollution{position:absolute;right:14px;top:12px;display:flex;gap:7px;align-items:center;font-size:12px;color:#a18c69;pointer-events:none}.pollution div{display:flex;gap:4px}.pollution i{width:7px;height:7px;border:1px solid #b6a789;border-radius:50%}.pollution i.dirty{background:#a78b5f}.toast{position:absolute;bottom:22%;left:50%;transform:translate(-50%,8px);opacity:0;transition:opacity .18s,transform .18s;pointer-events:none;width:max-content;max-width:90%;padding:10px 15px;border-radius:12px;background:#4e5b45ed;color:#fffef1;font-size:13px;line-height:1.5;text-align:center}.toast.visible{opacity:1;transform:translate(-50%,0)}
.game-toolbar{flex:none;display:flex;align-items:center;justify-content:space-evenly;gap:12px;position:relative;padding:6px max(12px,env(safe-area-inset-right)) max(6px,env(safe-area-inset-bottom));border-top:1px solid var(--line);background:#fbfaf5}.tool-button,.assist summary{border:0;border-radius:12px;background:#eef1e6;min-height:44px;min-width:76px;padding:10px 16px;font-size:14px;display:flex;align-items:center;justify-content:center;gap:7px}.assist summary{cursor:pointer;list-style:none;touch-action:manipulation}.assist summary::-webkit-details-marker{display:none}.assist-menu{position:absolute;right:max(12px,env(safe-area-inset-right));bottom:calc(100% + 8px);padding:8px;background:#fffef8;border:1px solid var(--line);border-radius:16px;box-shadow:0 5px 24px #49533225;z-index:4}.assist[open] summary{background:#dce5ca}
.result-backdrop{position:absolute;inset:0;z-index:5;display:grid;place-items:center;padding:16px;background:#f7faf1bb;backdrop-filter:blur(5px);overflow:auto}.result-card{text-align:center;width:100%;max-width:320px;padding:22px 20px 16px;background:#fffef8;border:1px solid #e2e6d5;border-radius:25px;box-shadow:0 15px 50px #6c775b18}.result-symbol{font-size:37px;color:#a8b57e}h2{font-size:25px;font-weight:500;margin:8px 0 12px}.result-card p{color:#969c89;font-size:13px;line-height:1.6;margin:0}.result-soaps{display:flex;justify-content:center;gap:17px;margin:22px 0}.result-soaps i{display:grid;place-items:center;width:49px;height:32px;background:#eeeede;border:2px solid #e0e2d1;border-radius:11px;color:#b9a46b;font-style:normal;transition:background .2s}.result-soaps i.collected{background:#f5e5b6;border-color:#dac58e}.result-soaps i.reward-pop{animation:reward-pop .45s ease-out}.result-card .primary-button{width:100%}.text-button{min-height:44px;border:0;background:transparent;color:#939c80;font-size:13px;margin-top:8px}.failed .result-symbol{color:#b8a589}@keyframes reward-pop{0%{transform:scale(.8) rotate(-8deg)}50%{transform:scale(1.2) rotate(5deg)}100%{transform:scale(1) rotate(0)}}
@media(max-width:600px){.sidebar{padding-top:24px}.level-list{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.level-card{min-height:102px;padding-top:12px}.chapter-intro p{margin-bottom:20px}.play-heading{gap:8px}.site-header{gap:6px}.play-heading strong{font-size:14px}}
@media(max-height:650px){.sidebar{padding-top:16px}h1{font-size:27px}.chapter-intro p{margin-bottom:16px}.level-card{min-height:92px}.site-header{min-height:50px;padding-top:3px;padding-bottom:3px}.game-hud{padding-top:6px;padding-bottom:6px}.game-toolbar{padding-top:3px;padding-bottom:max(3px,env(safe-area-inset-bottom))}}
@media(max-height:450px) and (orientation:landscape){.game-hud{position:absolute;left:16px;top:65px;max-width:150px;flex-direction:column;align-items:stretch;gap:15px;border-radius:12px}.soap-stat{width:100%}.game-toolbar{position:absolute;right:12px;bottom:12px;flex-direction:column;border:0;padding:6px;border-radius:16px}.game-frame{position:relative}.stage-area{width:100%}.assist-menu{right:calc(100% + 8px);bottom:0}.result-card{padding:8px 14px}.result-symbol{display:none}h2{font-size:20px;margin:4px 0 8px}.result-soaps{margin:12px 0}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}}