:root{color-scheme:dark;--bg:#111b1b;--panel:#192525;--muted:#a7b5b0;--mint:#c0f47b;--line:#35423e;--cream:#f5f2e8}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--cream);font:15px/1.5 system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif}header{max-width:1380px;margin:auto;padding:28px 42px;display:flex;justify-content:space-between;border-bottom:1px solid var(--line);align-items:center}.brand{font-size:14px;letter-spacing:2px;font-weight:800;text-decoration:none;color:var(--cream)}.brand span{color:var(--muted);font-weight:400}.local{color:var(--muted);font-size:12px}.local i{display:inline-block;width:7px;height:7px;background:var(--mint);border-radius:50%;margin-right:8px}main{max-width:1240px;margin:auto;padding:0 34px}.intro{padding:48px 0 30px;position:relative}.eyebrow,.step{font-size:10px;font-weight:750;letter-spacing:2px;color:var(--mint)}h1{font-size:clamp(52px,7vw,88px);line-height:1.1;letter-spacing:-5px;margin:14px 0 18px;font-weight:550}h1 em{font-family:Georgia,serif;color:var(--mint);font-weight:400}p{color:var(--muted)}.intro p{font-size:16px;max-width:520px}.titlemark{position:absolute;right:0;bottom:40px;border-left:2px solid var(--mint);padding-left:16px;font-weight:700;letter-spacing:2px;font-size:12px}.titlemark span{display:block;font-size:8px;margin-top:7px;color:var(--muted)}.setup{display:grid;grid-template-columns:.86fr 1.14fr;gap:20px}.panel{border:1px solid var(--line);border-radius:18px;background:var(--panel);padding:30px}h2{font-size:28px;line-height:1.25;font-weight:500;letter-spacing:-.8px;margin:16px 0 24px}.drop{border:1px dashed #62745d;border-radius:12px;min-height:205px;display:flex;flex-direction:column;align-items:center;justify-content:center;position:relative;cursor:pointer;background:#203029}.drop:hover,.drop.drag{background:#2d4030;border-color:var(--mint)}.drop:focus-within{outline:2px solid var(--mint);outline-offset:3px}.upload-icon{color:var(--mint);font-size:38px;line-height:1;margin-bottom:15px}.drop strong{font-size:18px}.drop span:not(.upload-icon){font-size:12px;color:var(--muted);margin:5px}.drop small{font-size:10px;color:var(--muted)}.drop input{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:pointer}.privacy{font-size:11px;margin-bottom:0}button,select,input{font:inherit}button{cursor:pointer;border:0;transition:background .15s,transform .15s}button:active{transform:translateY(1px)}button:disabled{opacity:.4;cursor:not-allowed}.text-button{padding:14px 0;background:none;color:var(--mint);font-size:12px}.mode-switch{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:22px 0}.mode{text-align:left;color:var(--cream);padding:16px;background:transparent;border:1px solid var(--line);border-radius:12px}.mode.selected{border-color:var(--mint);background:#293629}.mode>span{font-size:24px;color:var(--mint)}.mode strong,.mode small{display:block}.mode strong{font-size:15px;margin-top:6px}.mode small{color:var(--muted);font-size:10px;margin-top:4px}.fields{display:grid;grid-template-columns:1fr 1fr;gap:16px}label{font-size:11px;color:var(--muted)}select{width:100%;margin-top:6px;background:#111c1b;border:1px solid var(--line);border-radius:6px;padding:10px 8px;color:var(--cream);font-size:12px}input[type=range]{width:100%;accent-color:var(--mint);display:block;margin:14px 0 0}#tempo-value{float:right;color:var(--cream)}.primary{padding:15px 20px;background:var(--mint);color:#15251b;border-radius:8px;font-weight:750;text-align:left;display:flex;justify-content:space-between;gap:24px;align-items:center}.primary:hover{background:#d1ff94}#start{width:100%}.hint,#score-info{font-size:11px;line-height:1.6}.hint{margin-bottom:0}#score-info{min-height:18px;margin:18px 0;color:#d2dccb}footer{display:flex;justify-content:space-between;padding:26px 0;color:#8c9b94;font-size:9px;letter-spacing:1px}#message{padding:15px 20px;border:1px solid #cfb16c;background:#3a3323;border-radius:8px;margin:10px 0 20px;color:#ffdf96;font-size:13px}.session-header{display:flex;justify-content:space-between;align-items:center}.session-header h2{margin:6px 0 22px}.secondary{background:#273532;border:1px solid #48584f;border-radius:7px;color:var(--cream);padding:10px 16px;font-size:12px}.stats{display:grid;grid-template-columns:repeat(4,1fr);border-block:1px solid var(--line);padding:18px 0}.stats>div{border-right:1px solid var(--line);padding-left:24px}.stats>div:first-child{padding-left:0}.stats>div:last-child{border:0}.stats span{font-size:9px;letter-spacing:1.6px;color:var(--muted);display:block}.stats strong{font-size:26px;font-weight:500}.stats small{font-size:18px;color:var(--mint)}.play-deck{display:flex;padding:22px 0;gap:24px}.target{width:170px;flex-shrink:0;text-align:center;background:#253329;padding:18px;border-radius:12px}.target>span{font-size:9px;letter-spacing:1.4px;color:var(--muted)}.target>strong{display:block;font-size:42px;font-weight:500;color:var(--mint);line-height:1.5}.target p{margin:0 0 12px;font-size:12px;min-height:36px}.meter{height:4px;background:#46503e;border-radius:4px;overflow:hidden}.meter i{height:100%;display:block;background:var(--mint);width:0}.meter-label{font-size:7px!important}.lane-wrap{flex:1;min-width:0;display:flex;flex-direction:column;justify-content:center}canvas{display:block;width:100%;height:150px}.lane-key{display:flex;justify-content:space-between;color:var(--muted);font-size:9px;gap:10px}.lane-key span:first-child{color:var(--mint)}.score-paper{background:var(--cream);color:#28362f;border-radius:12px;overflow:hidden}.paper-label{display:flex;justify-content:space-between;border-bottom:1px solid #d8dacf;padding:14px 22px;font-size:9px;letter-spacing:1px}#notation-scroll{max-height:330px;overflow:auto;position:relative;padding:5px 16px 20px;scroll-behavior:smooth}#notation{min-height:180px}#notation svg{max-width:100%}.play-controls{display:flex;align-items:center;gap:12px;margin-top:20px}.play-controls>label{margin-left:auto;max-width:150px}.play-controls input{margin-top:5px}.results{max-width:620px;margin:15px auto;text-align:center;padding:45px}.result-score{font-size:80px;color:var(--mint);line-height:1.2}.results .primary{margin:25px auto 0;min-width:200px}[hidden]{display:none!important}:focus-visible{outline:2px solid var(--mint);outline-offset:4px}@media(max-width:760px){header{padding:22px}.local{display:none}main{padding:0 20px}.intro{padding:32px 0 20px}.intro p{font-size:14px}h1{letter-spacing:-3px}.titlemark{position:static;margin:22px 0 0;font-size:10px}.titlemark span{display:none}.setup{grid-template-columns:1fr}.panel{padding:22px}.upload h2{font-size:24px}.drop{min-height:165px}.play-deck{gap:12px}.target{width:110px;padding:12px 7px}.target>strong{font-size:30px}.target p{font-size:10px}.stats strong{font-size:21px}.stats>div{padding-left:12px}.stats span{font-size:8px}.lane-key{font-size:8px}#lane-help{display:none}.play-controls{flex-wrap:wrap}.play-controls>label{margin:0;width:100%;max-width:none}.session-header h2{font-size:22px}.session-header .secondary{padding:8px;font-size:11px;white-space:nowrap}.paper-label{font-size:8px;padding:12px}footer{font-size:8px;gap:20px}.fields{gap:12px}.results{padding:30px 18px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}

.demo-library{margin-top:24px}.demo-library h3{font-size:15px;font-weight:600;margin:0 0 4px}.demo-library>p{font-size:11px;margin:0 0 12px}.demo-piece{display:flex;align-items:center;justify-content:space-between;width:100%;padding:12px 14px;margin:8px 0;border:1px solid var(--line);border-radius:9px;color:var(--cream);text-align:left;background:#14211e}.demo-piece:hover,.demo-piece[aria-pressed=true]{border-color:var(--mint);background:#293629}.demo-piece strong{font-weight:550;font-size:14px}.demo-piece small{display:block;color:var(--muted);font-size:10px;margin-top:3px}.demo-piece>span:last-child{color:var(--mint);font-size:20px}.demo-foot{display:flex;justify-content:space-between;align-items:center;gap:10px}.demo-foot .text-button{font-size:10px}.demo-foot a{color:var(--muted);font-size:10px;white-space:nowrap}.drop strong{color:var(--cream);text-align:center;max-width:95%;overflow-wrap:anywhere}