@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@400;500;600;700&display=swap');
:root{--paper:#f6f5ee;--ink:#274e44;--muted:#7c8b7a;--line:#dce1d5;--coral:#bd705c}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:Arial,'Microsoft YaHei',sans-serif}button,a{-webkit-tap-highlight-color:transparent}button{font:inherit;cursor:pointer;color:inherit;border:0;background:none}button:focus-visible,a:focus-visible{outline:3px solid #ba775c;outline-offset:4px}header{height:112px;margin:0 5%;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:16px;text-decoration:none;color:inherit;font:600 24px 'Noto Serif SC',serif;letter-spacing:3px}.seal{background:#ae6553;color:#fff4e5;font:17px 'Noto Serif SC',serif;writing-mode:vertical-rl;letter-spacing:4px;padding:10px 7px;border-radius:3px}.brand small{display:block;font:12px Arial;letter-spacing:3px;margin-top:8px;color:var(--muted)}.header-right{display:flex;align-items:center;gap:24px;font-size:13px;color:var(--muted)}#sound{border:1px solid #d3dacd;padding:11px 16px;border-radius:25px;font-size:14px}#help{border:1px solid #d3dacd;border-radius:50%;width:34px;height:34px}main{max-width:1600px;margin:auto;padding:38px 5% 25px;display:grid;grid-template-columns:270px minmax(0,1fr);gap:48px}.eyebrow{font-size:12px;letter-spacing:3px;color:#8b927a;display:flex;justify-content:space-between}h1{font:500 39px/1.55 'Noto Serif SC','SimSun',serif;letter-spacing:3px;margin:24px 0 12px}h1 span{color:#648977}.intro{color:var(--muted);line-height:1.9;font-size:14px;margin:0 0 24px}nav{display:grid;gap:9px}nav button{display:flex;text-align:left;align-items:center;gap:16px;padding:15px 16px;border:1px solid transparent;border-radius:7px}nav button.active{background:#e8ede2;border-color:#d7dfd0}nav b{font:17px 'Noto Serif SC',serif;color:#8a9a84}nav button.active b{color:#315b47}nav span{font-size:16px;letter-spacing:1px}nav small{display:block;font:12px Arial;letter-spacing:1px;margin-top:7px;color:#8b9585}nav i{margin-left:auto;font-style:normal;color:#8da58f}.growth{margin-top:28px;font-size:12px}.growth>div:first-child{display:flex;justify-content:space-between}.growth-track{height:4px;background:#e1e5da;margin:13px 0;border-radius:5px}.growth-track span{display:block;width:20%;height:100%;background:#779984;transition:width 1s}.growth p{color:#939b8b;font-size:12px}.aside-foot{margin-top:35px;font:14px/1.8 'Noto Serif SC',serif;color:#91977f}.aside-foot span{display:block;font-size:12px}.pond-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px;font-size:13px;letter-spacing:1px}.pond-head i{display:inline-block;width:7px;height:7px;border-radius:100%;background:#72947a;margin-right:6px}.pond-head button{font-size:12px;color:#85917f}.pond{position:relative;height: min(70vh,690px);min-height:480px;border-radius:12px;overflow:hidden;background:#83b8a6;box-shadow:0 12px 40px #20473912}canvas{width:100%;height:100%;display:block;touch-action:none}.pond-caption{position:absolute;top:30px;left:30px;color:#386e60;font:16px 'Noto Serif SC',serif;letter-spacing:4px;pointer-events:none}.pond-caption small{display:block;font:9px Arial;letter-spacing:2.5px;margin-top:9px;opacity:.65}.direction{position:absolute;color:#315e4d;font:22px 'Noto Serif SC',serif;text-align:center;pointer-events:none;transition:opacity 1s}.direction small{display:block;font:9px Arial;margin-top:4px;opacity:.6}.north{top:24px;left:49%}.south{bottom:25px;left:49%}.east{right:25px;top:48%}.west{left:25px;top:48%}.cue{position:absolute;top:94px;left:50%;transform:translateX(-50%);display:flex;align-items:center;gap:16px;background:#f7faeae8;border:1px solid #ffffff75;padding:14px 20px;border-radius:50px;white-space:nowrap;box-shadow:0 5px 24px #305b4210}.cue button{border-radius:50%;background:#e4ecda;width:35px;height:35px;font-size:24px}.cue small{font-size:11px;color:#879579;display:block;margin-bottom:5px}.cue strong{font:500 23px 'Noto Serif SC',serif;letter-spacing:4px}#progress{font-size:12px;color:#8a987d;margin-left:12px}.compass{position:absolute;bottom:28px;right:29px;text-align:center;font-size:10px;color:#43725e}.compass span{font-size:31px;line-height:1.2}.controls{display:flex;justify-content:space-between;align-items:center;font-size:12px;color:#8a9585;margin-top:21px;gap:12px}.controls>div{display:flex;align-items:center;gap:8px}.keys{padding:4px 6px;border:1px solid #d9dfd1;border-radius:4px;font-size:12px}.controls em{font-style:normal;color:#b4bbac;margin:0 5px}#hint{color:#788d74}.overlay{position:absolute;inset:0;display:grid;place-items:center;background:#32685822;backdrop-filter:blur(3px);z-index:5}.overlay[hidden]{display:none}.start-card,.poem-card{text-align:center;padding:35px 45px;background:#f8f8edee;border:1px solid #ffffffbb;border-radius:8px;box-shadow:0 25px 90px #21483122;max-width:90%}.tiny-fish{font-size:50px;color:var(--coral)}.start-card .eyebrow,.poem-card .eyebrow{display:block;margin:10px auto 18px}.start-card h2{font:500 27px/1.8 'Noto Serif SC',serif;letter-spacing:2px}.start-card p{font-size:14px;color:#84927b;margin-bottom:28px}.primary{background:#345f4f;color:#fff9e9;padding:15px 28px;border-radius:5px;letter-spacing:2px}.primary:hover{background:#254e40}.primary span{margin-left:28px}.start-card>small{display:block;margin-top:20px;color:#929c88;font-size:11px}.poem-card h2{font:32px 'Noto Serif SC',serif;margin-bottom:10px}.poem-card>small{color:#7c8b76}.poem-card p{font:19px/2.2 'Noto Serif SC',serif}.poem-card button{display:block;margin:15px auto}#toast{position:absolute;bottom:85px;left:50%;transform:translateX(-50%);font:17px 'Noto Serif SC',serif;background:#f8f8eae8;padding:12px 22px;border-radius:25px;white-space:nowrap;opacity:0;transition:opacity .4s;pointer-events:none}.touch{display:none}footer{margin:0 5%;padding:22px 0;border-top:1px solid var(--line);display:flex;justify-content:space-between;font-size:11px;color:#99a18e;letter-spacing:1px}footer b{font-family:'Noto Serif SC',serif;font-weight:400;color:#657f65;margin-left:12px}dialog{border:1px solid #dce1d5;border-radius:12px;background:var(--paper);color:var(--ink);padding:30px;max-width:90%;line-height:1.9}dialog::backdrop{background:#163f3966}.hide-directions .direction{opacity:0}@media(min-width:1600px){main{gap:60px;grid-template-columns:290px 1fr}}@media(max-width:1000px){main{gap:22px;grid-template-columns:220px 1fr;padding:25px 4%}h1{font-size:31px}.header-right>span{display:none}.controls{flex-wrap:wrap}.cue{gap:8px;padding:12px}.cue strong{font-size:19px}#progress{margin-left:0}.pond-caption{font-size:12px}.pond{min-height:500px}}@media(max-width:720px){header{height:82px;margin:0 5%}.brand{font-size:19px;gap:10px}.brand small{font-size:10px;letter-spacing:1px}.header-right{gap:10px}#sound{font-size:12px;padding:8px 10px}main{display:block;padding:18px 4%}aside>.eyebrow,h1,.intro,.aside-foot,.growth{display:none}nav{display:flex;gap:5px;margin-bottom:20px}nav button{flex:1;justify-content:center;gap:5px;padding:12px 3px}nav span{font-size:12px;letter-spacing:0}nav small,nav i{display:none}nav b{font-size:13px}.pond{height:61vh;min-height:430px}.pond-caption{top:20px;left:17px;font-size:11px;letter-spacing:1px}.pond-caption small{font-size:7px;letter-spacing:1px}.cue{top:74px}.cue small{font-size:10px}.cue strong{font-size:18px;letter-spacing:2px}.cue button{width:28px;height:28px}.controls{font-size:11px;justify-content:center}.controls>div{display:none}.touch{display:flex;justify-content:center;gap:12px;margin-top:15px}.touch button{background:#e3eadd;border:1px solid #d4ddcd;padding:13px 17px;border-radius:6px;touch-action:none}.start-card,.poem-card{padding:26px 20px}.start-card h2{font-size:21px}.start-card p{font-size:12px}.poem-card p{font-size:17px}footer{font-size:10px;padding:17px 0}footer>span:last-child{display:none}}
canvas{transition:transform 2.5s ease}.poem-reveal canvas{transform:scale(.88);border-radius:45%}.poem-reveal .direction{opacity:0}.poem-reveal #finish{background:#32685815;backdrop-filter:blur(1px)}