:root{color-scheme:dark;--ink:#eef1df;--muted:#b7c8c7;--line:#416069;--gold:#dfbd7d;--cyan:#81d2d4;--panel:#102b33ed}*{box-sizing:border-box}body{margin:0;background:#0b222b url('assets/garden.webp') center/cover fixed;color:var(--ink);font-family:'Yu Gothic UI','Meiryo',sans-serif;line-height:1.6}body:before{content:'';position:fixed;inset:0;background:linear-gradient(#07191d66,#07191d99);pointer-events:none}main{position:relative;max-width:1180px;margin:auto;padding:24px}header{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px;gap:16px}.eyebrow{font-size:11px;letter-spacing:.23em;color:var(--gold);margin:0 0 5px}h1{font-family:serif;font-size:27px;letter-spacing:.14em;margin:0}h2{font-size:20px;margin:0 0 10px;font-weight:600}p{margin:8px 0 14px}button,select{font:inherit;font-size:14px;border:1px solid var(--line);border-radius:9px;color:var(--ink);background:#183b43;padding:10px 14px;min-height:44px;cursor:pointer}button:hover,select:hover{background:#26515b}button:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #f4d99f;outline-offset:3px}button:disabled{opacity:.48;cursor:default}.primary{background:var(--gold);color:#172d32;border-color:var(--gold);font-weight:700}.primary:hover{background:#efcf92}.quiet{background:#0e2934b3}.intro{min-height:610px;border:1px solid #66808070;border-radius:22px;background:linear-gradient(90deg,#0a2029e6,transparent 85%);display:flex;align-items:center;padding:64px 50px}.intro h2{font-family:serif;font-size:48px;line-height:1.5;letter-spacing:.1em;margin:16px 0 25px}.intro p{font-size:16px}.intro .primary{min-width:220px;margin:18px 0}.small{color:var(--muted);font-size:12px!important}.levelbar{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:14px}.levelbar label{display:flex;align-items:center;gap:12px;min-width:0}.levelbar select{max-width:100%;min-width:0}.gamegrid{display:grid;grid-template-columns:1.07fr 1fr;gap:20px;align-items:start}.boardpanel,.editor{background:var(--panel);border:1px solid #547079;border-radius:18px;padding:22px;box-shadow:0 16px 60px #0003}.boardheading{display:flex;justify-content:space-between;gap:10px}.boardheading h2{font-family:serif;font-size:23px}#beat{white-space:nowrap;color:var(--gold);font-variant-numeric:tabular-nums}#objective{font-size:13px;color:var(--muted);margin:0 0 10px}canvas{display:block;width:100%;height:auto;border-radius:12px;border:1px solid #56727b;background:#0c242d}#status{min-height:55px;font-size:14px;padding:10px 0;color:#e5d3ac}.runbar{display:grid;grid-template-columns:1.4fr .8fr 1fr;gap:8px}.runbar button{padding:10px 4px}.speed{display:flex;align-items:center;justify-content:flex-end;gap:8px;font-size:12px;color:var(--muted);margin-top:10px}.speed select{min-height:36px;padding:4px 8px}.editor h2{font-size:18px}.hint{font-size:13px;color:var(--muted);min-height:40px}.birdprogram{margin:16px 0 22px}.birdtab{width:100%;display:flex;align-items:center;justify-content:space-between;background:#112e36;border-color:transparent;text-align:left}.birdtab.active{border-color:var(--cyan);background:#20434a}.birdprogram.amber .birdtab.active{border-color:var(--gold)}.birdtab strong{font-size:16px}.birdtab span{font-size:11px;color:var(--muted)}.slots{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:5px;margin-top:8px}.slot{padding:4px 0;min-width:0;height:65px;font-size:10px;background:#0b232b}.slot b{display:block;font-size:22px;line-height:1.3}.slot.selected{outline:2px solid var(--gold);outline-offset:1px}.slot.playing{background:#477780;color:white}.slot.empty{color:#6f9098}.palette{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:6px}.palette button{padding:8px 1px;font-size:11px;position:relative}.palette b{display:block;font-size:25px;line-height:1.3}.palette small{position:absolute;right:5px;top:2px;font-size:9px;color:#adbfbd}.editbar{display:flex;gap:8px;margin:10px 0}.editbar button{font-size:12px;padding:7px 10px}.records{border-top:1px solid var(--line);padding-top:14px;color:var(--gold);font-size:13px}details{border-top:1px solid var(--line);margin-top:14px;padding-top:12px;font-size:13px}summary{cursor:pointer;min-height:40px;padding-top:6px}footer{display:flex;justify-content:space-between;align-items:center;color:var(--muted);font-size:11px;margin-top:20px;gap:12px}footer button{font-size:11px}dialog{max-width:500px;width:calc(100% - 32px);border:1px solid #779393;background:#102c36;color:var(--ink);border-radius:18px;padding:26px;box-shadow:0 25px 100px #000a}dialog::backdrop{background:#061820cc;backdrop-filter:blur(5px)}dialog h2{font-family:serif;font-size:26px}dialog label{display:block;margin:16px 0}dialog input[type=range]{width:100%;accent-color:var(--gold)}dialog button{margin:8px 5px 0 0}dialog p{font-size:14px}.resultscore{font-size:24px!important;color:var(--gold)}[hidden]{display:none!important}.capture{position:fixed;bottom:10px;right:10px;z-index:5}
@media(max-width:800px){main{max-width:590px;padding:16px}.gamegrid{grid-template-columns:1fr;gap:14px}.intro{min-height:570px;padding:35px}.intro h2{font-size:37px}.editor,.boardpanel{padding:18px}header{margin-bottom:16px}h1{font-size:24px}.hint{min-height:0}}
@media(max-width:380px){main{padding:10px}header{gap:8px}h1{font-size:21px;letter-spacing:.04em}.eyebrow{font-size:9px}header button{font-size:12px;padding:8px}.intro{padding:22px;min-height:500px}.intro h2{font-size:30px}.boardpanel,.editor{padding:12px}.boardheading h2{font-size:20px}.levelbar select{font-size:12px;padding:8px 4px}.levelbar label{gap:5px}.levelbar button{padding:8px;font-size:12px}.runbar{gap:4px}.runbar button{font-size:12px}.slot{height:59px;font-size:9px}.slot b{font-size:20px}.palette{gap:4px}.palette button{font-size:10px}footer{align-items:flex-start}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}

@media(min-width:801px){canvas{max-width:380px;margin:auto}.boardpanel{padding:18px}.boardheading h2{font-size:21px}#status{font-size:13px;min-height:48px}header{margin-bottom:14px}main{padding-top:18px}}
.records{white-space:pre-line;line-height:1.9}