*{box-sizing:border-box}body{margin:0;background:#151c28;color:#eef8ff;font-family:system-ui,'Malgun Gothic',sans-serif}.shell{max-width:1100px;margin:20px auto;padding:0 14px}header,footer{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}h1{margin:0;font-size:25px}header p{margin:4px 0 12px;color:#b7d9e9}.hud{display:flex;gap:8px;flex-wrap:wrap}.hud span{background:#293c56;border:1px solid #4b6e87;border-radius:12px;padding:9px 13px;font-weight:700}.meter{height:12px;background:#20344b;border-radius:20px;overflow:hidden;margin:8px 0 10px}.meter>div{height:100%;width:0;background:linear-gradient(90deg,#56f4c6,#ffe17b);transition:width .2s}.pond{height:min(65vw,610px);min-height:400px;position:relative;overflow:hidden;border:3px solid #b6eaff;border-radius:13px;background:linear-gradient(180deg,#7bd5f7 0%,#3ca5dc 36%,#1678ba 76%,#09528b 100%);cursor:crosshair;touch-action:none;outline:none}.pond:before{content:'';position:absolute;inset:0;background:repeating-linear-gradient(112deg,transparent 0 110px,#ffffff10 114px 127px,transparent 136px 210px);pointer-events:none}.light{position:absolute;top:-20%;left:10%;height:85%;width:55%;background:linear-gradient(115deg,#ffffff33,transparent 65%);transform:skew(-18deg);pointer-events:none}.floor{position:absolute;bottom:-10px;width:100%;height:17%;background:#a9814a;clip-path:polygon(0 44%,12% 30%,25% 43%,38% 29%,51% 48%,66% 20%,80% 41%,92% 17%,100% 34%,100% 100%,0 100%)}.plants{position:absolute;inset:0;pointer-events:none}.plants i{position:absolute;bottom:8%;width:16px;height:110px;border-radius:100% 0 60% 0;background:#138c50;transform-origin:bottom;animation:sway 3s ease-in-out infinite alternate}.plants i:nth-child(1){left:7%;height:115px}.plants i:nth-child(2){left:24%;height:160px;animation-delay:-1s}.plants i:nth-child(3){left:41%;height:85px;animation-delay:-2s}.plants i:nth-child(4){left:66%;height:105px}.plants i:nth-child(5){left:85%;height:175px;animation-delay:-1.4s}.plants i:nth-child(6){left:95%;height:70px}@keyframes sway{to{transform:rotate(16deg)}}.fish{position:absolute;transform:translate(-50%,-50%);will-change:left,top;display:flex;align-items:center;justify-content:center;filter:drop-shadow(0 5px 5px #003d6599)}.fish img{width:100%;height:100%;object-fit:contain;image-rendering:pixelated;animation:bob .7s ease-in-out infinite alternate}.fish.left img{transform:scaleX(-1)}@keyframes bob{to{translate:0 -5px}}.player{z-index:4;width:74px;height:74px;filter:drop-shadow(0 0 12px #fff2a0)}.enemy{z-index:3}.food{position:absolute;width:11px;height:11px;border-radius:50%;background:#fff1a3;box-shadow:0 0 13px #fff1a3;transform:translate(-50%,-50%)}.bubble{position:absolute;border:1px solid #c7f5ff88;border-radius:50%;pointer-events:none;animation:rise linear forwards}@keyframes rise{to{translate:0 -170px;opacity:0}}.overlay{position:absolute;inset:0;z-index:10;background:#062f62a8;display:grid;place-items:center}.overlay.hidden{display:none}.panel{background:#142c49ee;border:1px solid #83dfff;border-radius:20px;padding:25px;text-align:center;max-width:90%;box-shadow:0 15px 55px #002a55}.panel h2{margin:0 0 12px}.panel p{line-height:1.6}button{background:#ffdc73;color:#293043;border:0;border-radius:10px;padding:10px 18px;font-weight:800;cursor:pointer}button:hover{background:#fff0ae}footer{padding:12px 0;color:#d0ebf6}#status{font-weight:700;color:#ffe58d}.hint,.credit{font-size:12px;color:#9cbad0}.credit{margin:3px 0 15px}@media(max-width:650px){h1{font-size:20px}.pond{min-height:420px;height:70vh}.hud span{padding:6px 9px;font-size:13px}footer{font-size:12px}}

.fish img{transform:scaleX(var(--turn,1)) rotate(var(--tilt,0deg));transition:transform .16s;animation:swim .55s ease-in-out infinite alternate}@keyframes swim{to{translate:0 -3px;filter:brightness(1.1)}}

.back-arcade{display:inline-block;margin:0 0 10px;color:#e3f6ff;font-weight:750;text-decoration:none;font-size:14px}.back-arcade:hover{text-decoration:underline}

.xp-caption{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:10px;font-size:12px;color:#d6f9ec;font-weight:750}#soundToggle{background:#284e70;color:#def7ff;border:1px solid #6395b2;border-radius:9px;padding:6px 10px;font-size:12px}#soundToggle:hover{background:#38698e}.meter{margin-bottom:5px}