:root{color-scheme:light;--ink:#293c31;--green:#276351;--cream:#fffae9;--gold:#dcac54}*{box-sizing:border-box}body{margin:0;background:#e8ecdf;color:var(--ink);font-family:system-ui,-apple-system,'Microsoft JhengHei',sans-serif}button,input{font:inherit}button{cursor:pointer;border:1px solid #b9c9b9;border-radius:12px;background:#fff9e9;color:var(--ink);padding:10px 18px;font-weight:700;touch-action:manipulation}button:disabled{opacity:.45;cursor:default}button:focus-visible,input:focus-visible{outline:4px solid #e79526;outline-offset:3px}button.primary{background:var(--green);color:white;border-color:var(--green)}.app{max-width:1100px;margin:auto;padding:22px 24px 12px}header{text-align:center;position:relative;margin:4px 0 18px}.eyebrow{font-size:11px;letter-spacing:3px;font-weight:800;color:#66745d}h1{font-size:clamp(32px,4.5vw,52px);letter-spacing:5px;margin:6px 0;color:#624328;text-shadow:0 2px #fff}header p{margin:5px 0 14px;font-size:15px;color:#68705b}nav{display:flex;justify-content:center;gap:8px}nav button{font-size:13px;padding:7px 15px}.hud{display:grid;grid-template-columns:repeat(4,1fr);padding:12px;background:linear-gradient(#704a2e,#4e3424);color:#fff5d9;border:3px solid #a57948;border-radius:17px 17px 0 0;box-shadow:0 5px 12px #29220e25}.hud div{text-align:center;border-right:1px solid #bb966444}.hud div:last-child{border:0}.hud small{display:block;color:#ead5ad;font-size:12px}.hud b{display:block;font-size:25px;line-height:1.4;font-variant-numeric:tabular-nums}.meter{height:7px;background:#cdbd97}.meter i{display:block;background:#9fc271;width:0;height:100%;transition:width .4s}.field{position:relative;background:url('garden.png') center/cover;border-radius:0 0 22px 22px;overflow:hidden;aspect-ratio:1.65;box-shadow:0 12px 30px #4d55352b;isolation:isolate}.field-tag{position:absolute;top:14px;left:50%;transform:translateX(-50%);background:#fff9e5ed;padding:7px 20px;border-radius:30px;font-size:13px;white-space:nowrap;box-shadow:0 3px 10px #3c4c2433}.holes{position:absolute;inset:11% 10% 5%;display:grid;grid-template-columns:repeat(3,1fr);grid-template-rows:repeat(3,1fr);gap:2% 7%}.hole{position:relative;border:0;background:none;padding:0;min-width:0;opacity:1!important;cursor:default;isolation:isolate;-webkit-tap-highlight-color:transparent}.hole::before{content:'';position:absolute;bottom:0;left:3%;right:3%;height:35%;border:8px solid #ac7042;border-bottom:9px solid #ce9860;border-radius:50%;background:radial-gradient(ellipse,#281d16 25%,#614026 90%);box-shadow:0 6px 5px #7f54233a,inset 0 6px 7px #20181199;z-index:-1}.hole::after{content:attr(data-key);position:absolute;bottom:-4px;right:1%;font-size:11px;font-weight:bold;border-radius:50%;width:20px;line-height:20px;background:#f7e4be;color:#775839}.hole .clip{position:absolute;inset:-21% 0 7%;overflow:hidden;border-radius:0 0 45% 45%;pointer-events:none}.mole{position:absolute;left:50%;width:91%;bottom:-4%;aspect-ratio:1.17;transform:translate(-50%,110%);transition:transform .18s ease-out;transform-origin:50% 90%;background:url('mole.png') center/contain no-repeat}.number{position:absolute;top:61%;left:50%;transform:translate(-50%,-50%);font-family:Georgia,serif;font-size:clamp(25px,4.3vw,51px);font-weight:900;color:#372719;line-height:1}.hole.up{cursor:pointer}.hole.up .mole{transform:translate(-50%,0)}.hole.hit .mole{transform:translate(-50%,15%) scale(1.15,.72)}.hole.bad .mole{filter:saturate(.7);transform:translate(-50%,0) rotate(-7deg)}.life{position:absolute;width:42%;height:4px;left:29%;bottom:0;background:#ffebba;transform-origin:left;opacity:0;border-radius:3px}.up .life{opacity:.85}.mallet{position:absolute;left:50%;top:50%;width:65px;height:85px;pointer-events:none;opacity:0;z-index:10;transform-origin:70% 85%;transform:rotate(-50deg)}.mallet:before{content:'';position:absolute;left:31px;top:15px;width:12px;height:70px;border:2px solid #81522d;border-radius:5px;background:#c79351}.mallet i{position:absolute;width:62px;height:33px;border-radius:12px;border:3px solid #84552d;background:linear-gradient(90deg,#cc9555 20%,#346454 21%,#356757 77%,#daa966 78%);box-shadow:0 5px 4px #39281933}.mallet.strike{animation:strike .35s ease-out}@keyframes strike{0%{opacity:1;transform:rotate(-70deg)}45%{opacity:1;transform:rotate(8deg)}100%{opacity:0;transform:rotate(-20deg)}}#toast{position:absolute;bottom:10px;left:50%;transform:translateX(-50%);padding:7px 20px;border-radius:20px;background:#fff9e9ec;font-weight:bold;opacity:0;pointer-events:none;white-space:nowrap}#toast.show{animation:toast .7s ease-out}@keyframes toast{0%,75%{opacity:1}100%{opacity:0;translate:0 -20px}}.harvest{display:flex;align-items:center;gap:14px;min-height:60px;padding:12px 8px;font-size:13px}.harvest>span{color:#66785f;white-space:nowrap}#collected{display:flex;gap:5px;flex-wrap:wrap}.chip{background:#fffaf0;border:1px solid #d2c7a3;border-radius:9px;padding:4px 9px;font-weight:bold;animation:chip .4s ease-out}@keyframes chip{from{transform:translateY(-15px) scale(.4);opacity:0}to{transform:none;opacity:1}}.garden{border:1px solid #c8cfb9;border-radius:18px;background:#f4f5e9;overflow:hidden}.garden-heading{display:flex;align-items:center;justify-content:space-between;padding:10px 17px;font-weight:700;font-size:14px}.garden-heading button{font-size:12px;padding:6px 13px}#buildings{display:grid;grid-template-columns:repeat(5,1fr);background:linear-gradient(#e4efe1,#c9dcb4);padding:0 12px;border-bottom:5px solid #99ae7b}.building{width:100%;height:auto;overflow:visible}.building .piece{opacity:0;transform:translateY(-20px);transition:opacity .55s,transform .55s;transform-box:fill-box;transform-origin:center}.building .piece.built{opacity:1;transform:none}.building .ghost{fill:none;stroke:#72927c;stroke-width:1;stroke-dasharray:4;opacity:.4}.building.complete .ghost{opacity:0}.building.complete .wheel{animation:spin 14s linear infinite;transform-origin:65px 66px}@keyframes spin{to{transform:rotate(360deg)}}.building.complete .door{transform:scaleX(.5);transform-origin:left;transition:transform .8s}.building.complete .water{stroke-dasharray:8 6;animation:flow 1s linear infinite}@keyframes flow{to{stroke-dashoffset:-28}}#milestones{display:grid;grid-template-columns:repeat(5,1fr);list-style:none;margin:0;padding:10px 0;font-size:12px;text-align:center;color:#7c806e}#milestones .done{color:#28634d;font-weight:bold}.leaders{margin:22px 0;background:#fffaf0;border:1px solid #d5d6c0;border-radius:18px;padding:18px 24px}.leaders h2{font-size:19px;margin:0}.leaders p{font-size:13px;color:#7c806e}table{border-collapse:collapse;width:100%;font-size:14px;text-align:left}th,td{padding:9px;border-bottom:1px solid #e9e5d3}footer{text-align:center;font-size:12px;color:#70806b;padding:10px}footer a{color:#52735e}dialog{border:1px solid #d9c396;border-radius:24px;background:#fffbef;color:var(--ink);padding:0;max-width:min(630px,92vw);width:630px;box-shadow:0 25px 80px #12271977}dialog::backdrop{background:#182d2370;backdrop-filter:blur(4px)}.dialog-inner{padding:30px 34px;text-align:center}dialog h2{font-size:27px;color:#604427;margin:12px 0}dialog p{line-height:1.75;margin:10px 0}dialog input{width:min(300px,100%);border:2px solid #c3cbb4;border-radius:12px;padding:12px;background:white;color:var(--ink)}#dialogActions{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:20px}.intro-mole{width:115px;height:98px;object-fit:contain}.note{font-size:13px;color:#687460}.math-title{font-size:26px;font-weight:800;color:#36614e;margin:16px 0}.factor-cards{display:flex;gap:14px;justify-content:center;align-items:center;margin:14px 0}.factor-card{background:#ece8d3;border:2px solid #9ab086;border-radius:13px;min-width:75px;padding:15px;font-size:28px;font-weight:bold;animation:chip .45s ease-out}.math-grid{display:grid;gap:3px;margin:18px auto;max-width:420px}.math-grid i{aspect-ratio:1;border-radius:3px;background:#d6a05c;border:1px solid #a7743e;animation:chip .5s ease-out}.math-grid i.marked{background:#6b9a79;border-color:#407054}.proof{padding:14px;border-radius:13px;background:#edf2e3;line-height:1.8}.result-score{font-size:55px;font-weight:800;color:#32644e}.build-preview{margin:0 auto;max-width:250px}.build-preview .building{height:180px}.skip{font-size:12px}body.paused .wheel,body.paused .water{animation-play-state:paused}.error{color:#ae4832}.build-note{min-height:25px;font-weight:bold}.resume-number{font-size:45px;margin:8px;font-family:Georgia,serif}#math:empty{display:none}@media(min-width:1400px){.app{max-width:1160px}.field{aspect-ratio:1.85}}@media(max-width:600px){.app{padding:12px 8px}.eyebrow{font-size:9px;letter-spacing:2px}header{margin-bottom:10px}h1{letter-spacing:2px}header p{font-size:12px}.hud{padding:8px 3px}.hud small{font-size:10px}.hud b{font-size:20px}.field{aspect-ratio:1.02;background-position:center}.field-tag{font-size:11px;top:10px;padding:6px 13px}.holes{inset:13% 4% 7%;gap:3% 3%}.hole::before{border-width:5px}.number{font-size:clamp(28px,7vw,39px)}.mole{width:107%}.hole .clip{inset:-9% -5% 6%}.harvest{align-items:flex-start;font-size:11px;gap:7px}.chip{padding:3px 6px}.garden-heading{padding:9px 12px}#milestones{font-size:10px}#buildings{padding:0 5px}.leaders{padding:16px}.dialog-inner{padding:22px 18px}.dialog-inner h2{font-size:23px}.math-grid{gap:2px}.field-tag{max-width:95%;overflow:hidden;text-overflow:ellipsis}}@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}.mallet.strike{opacity:1}.mole{transition:none}.piece.built{transform:none}}

.trials{display:grid;grid-template-columns:1fr 1fr;gap:6px}.trial{background:#f1ead6;border-radius:8px;padding:7px;font-size:14px;animation:chip .35s ease-out}

/* v1.0.1: leaderboard accessible from start and result dialogs */
.leader-scroll{max-height:45vh;overflow:auto;border:1px solid #e0dbc8;border-radius:12px;margin-top:12px}.modal-leader-table{table-layout:fixed}.modal-leader-table th{position:sticky;top:0;background:#f3efd9;z-index:1}.modal-leader-table th:first-child{width:36px}.modal-leader-table td{overflow-wrap:anywhere}.modal-leader-table th:nth-child(2){width:38%}.modal-leader-table th:last-child{width:90px}