:root{--ink:#243b36;--green:#366b58;--red:#bc3f45}*{box-sizing:border-box}body{margin:0;background:#fffefa;color:var(--ink);font-family:"Microsoft YaHei","Segoe UI",sans-serif}button{font:inherit;cursor:pointer;color:inherit}button:focus-visible{outline:2px solid #6e9a88;outline-offset:4px}[hidden]{display:none!important}header{padding:18px 20px 12px;position:sticky;top:0;background:#fffefaef;backdrop-filter:blur(14px);z-index:5;display:flex;align-items:center;justify-content:space-between;gap:16px;border-bottom:1px solid #e8ebe5}h1{font-size:20px;font-weight:500;margin:0;white-space:nowrap;letter-spacing:.5px}h1 span{font-family:Georgia,serif}nav{display:flex;gap:5px;background:#eef1eb;padding:4px;border-radius:12px}nav button{border:0;background:none;padding:10px 18px;border-radius:9px;font-size:14px}nav .active{background:white;box-shadow:0 1px 6px #243b3610;color:var(--green)}#score{padding:10px 16px 30px;position:relative;max-width:1600px;margin:auto;min-height:350px}#score svg{display:block;max-width:100%;height:auto}.measure{cursor:pointer}.measure:focus{outline:none}.hit{fill:#95b9a1;opacity:0;pointer-events:all}.selected .hit{opacity:.12}.form-range .hit{opacity:.09}.nct,.nct *{fill:var(--red)!important;stroke:var(--red)!important}.sounding,.sounding *{fill:#b28b35!important;stroke:#b28b35!important}.overlay{position:absolute;display:flex;align-items:center;gap:8px;z-index:2}.hlabel,.flabel{border:0;border-radius:8px;background:#eff4eb;color:#315f4d;padding:7px 12px;min-width:44px;min-height:44px;font:24px Georgia,"Microsoft YaHei",serif;box-shadow:0 1px 3px #243b3609;white-space:nowrap}.hlabel:hover,.flabel:hover{background:#e0ecdc}.hlabel.active{background:#dfeadd}.flabel{font-size:18px;background:#f3f0e5;color:#745f34}.flabel.child{background:transparent;font-size:22px;padding:6px 8px}.flabel sup{font-size:.65em}.loading{text-align:center;margin:80px 0;color:#89938b;font-size:13px}#scrim{position:fixed;inset:0;z-index:10;background:#29403912}#sheet{position:fixed;left:50%;top:50%;transform:translate(-50%,-50%);z-index:11;width:min(440px,calc(100vw - 32px));max-height:calc(100dvh - 32px);overflow:auto;padding:28px 25px 20px;border:1px solid #ffffffb8;border-radius:24px;background:rgba(250,251,246,.79);backdrop-filter:blur(24px) saturate(140%);-webkit-backdrop-filter:blur(24px) saturate(140%);box-shadow:0 18px 70px #192e3629}#closeSheet{position:absolute;right:9px;top:7px;border:0;background:none;font-size:24px;width:34px;height:34px;color:#7b867d}#content{line-height:1.9;font-size:15px}#content p{margin:0 0 13px}.key{font-size:17px;font-weight:550}.tones{font:27px/1.5 Georgia,serif;letter-spacing:2px}.tones sup,.accidental{font-size:.65em;position:relative;top:-.15em;margin-right:1px}.nct-line{font-size:15px}.pitch{font-family:Georgia,serif;color:var(--red);font-size:19px}.pitch sup,.pitch sub{font-size:.65em}.playbar{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-top:16px;padding-top:14px;border-top:1px solid #657b6d20}#play{border:0;border-radius:50%;width:44px;height:44px;background:#e4ebe0;display:grid;place-items:center}#play svg{width:23px;height:23px;fill:none;stroke:var(--green);stroke-width:1.7}#play.playing{background:#d1dfca}#contextLabel{display:flex;align-items:center;gap:8px;font-size:13px;cursor:pointer;color:#5e6e62}#context{position:absolute;opacity:0;width:1px;height:1px}.toggle{width:33px;height:20px;border-radius:12px;background:#ccd4ca;position:relative;transition:.15s}.toggle:after{content:'';position:absolute;width:16px;height:16px;background:white;border-radius:50%;top:2px;left:2px;box-shadow:0 1px 3px #0002;transition:.15s}#context:checked+.toggle{background:#739c7a}#context:checked+.toggle:after{transform:translateX(13px)}#context:focus-visible+.toggle{outline:2px solid var(--green);outline-offset:3px}.form-title{font-size:22px;font-weight:500}.form-range-text{font-size:14px;color:#66776b}#error{color:var(--red);font-size:12px}@media(max-width:580px){header{flex-direction:column;gap:12px;padding:15px 12px 10px}h1{font-size:19px}nav{width:100%;max-width:350px}nav button{flex:1;padding:9px 18px}#score{padding:8px 10px 25px}#sheet{padding:29px 22px 18px}.hlabel{font-size:23px;padding:5px 10px}}@media(max-height:500px) and (orientation:landscape){header{flex-direction:row;padding:8px 18px}nav{width:auto}#sheet{width:min(530px,calc(100vw - 60px));padding:20px 28px 15px}#content p{margin-bottom:7px}.playbar{margin-top:8px;padding-top:8px}}
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#formTools{flex-wrap:wrap;align-items:center}.material-filters{display:flex;gap:3px;padding:3px;background:#edf1f8;border-radius:10px}#formTools .material-filters button{border:0;background:transparent;padding:7px 10px;min-height:36px}#formTools .material-filters button[aria-pressed="true"]{background:white;color:#426fc6;box-shadow:0 1px 4px #1f39551a}.material-bracket{position:relative;display:block;border:0;padding:0;background:transparent;color:#4e79d3;height:40px;min-width:44px;text-align:center;box-shadow:none}.material-bracket span{display:block;font-size:14px;line-height:22px;white-space:nowrap}.material-bracket svg{display:block;width:100%;height:16px!important;overflow:visible}.material-bracket path{fill:none;stroke:currentColor;stroke-width:2;vector-effect:non-scaling-stroke;stroke-linecap:round;stroke-linejoin:round}.material-bracket:hover{color:#244e9e}

#formTools{flex-direction:column;align-items:flex-start}.form-actions,#materialOptions{display:flex;align-items:center;gap:8px;flex-wrap:wrap}#materialOptions{padding-top:4px}#materialsButton[aria-expanded="true"]{background:#e1e9f6;border-color:#a9bbde}@media(max-width:580px){#formTools{align-items:center}#materialOptions{justify-content:center}}

.analysis-options{display:flex;gap:5px;margin-left:auto}.form-actions{justify-content:flex-end}#formTools button[data-feature][aria-pressed="true"]{background:#e1e9f6;border-color:#a9bbde;color:#305e99}#score>svg.analysis-lines{position:absolute;left:0;top:0;max-width:none;height:auto;pointer-events:none;z-index:3;overflow:visible}.development-line{filter:blur(.4px)}.line-note,.line-note *{fill:var(--line-color)!important;stroke:var(--line-color)!important}.cadence-label{background:#f4efe4;border:1px solid #ccb88c;border-radius:8px;font-size:18px;padding:8px 12px;min-height:44px;color:#745526}.sequence-bracket span{font-size:13px}@media(max-width:580px){.analysis-options{width:100%;justify-content:flex-end}.form-actions{width:100%}}

#formTools .material-filters button.colored-material{color:var(--material-color)}.colored-material:before,.material-heading:before{content:"";display:inline-block;width:9px;height:9px;border-radius:50%;background:var(--material-color);margin-right:6px}.material-group .material-heading{color:var(--material-color)}.material-group{border-left:3px solid var(--material-color);padding-left:10px}

#formTools .form-actions{display:flex;gap:6px;flex-wrap:wrap;justify-content:flex-end}#formTools button:disabled{opacity:.35;cursor:default;box-shadow:none}#formTools .form-actions button{white-space:nowrap}@media(max-width:580px){#formTools .form-actions{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));width:100%}#formTools{width:100%}}

.zoom-controls{display:flex;align-items:center;justify-content:flex-end;gap:8px;width:100%;font-size:12px;color:#66776b}.zoom-controls label{display:flex;align-items:center;gap:8px}.zoom-controls input{width:130px;accent-color:#537951}.zoom-controls output{min-width:36px;font-variant-numeric:tabular-nums}.zoom-controls button{border:0;background:transparent;color:inherit;font-size:12px;padding:6px}.modal-zoom{display:none;margin:4px 0 12px}#sheet.comparison .modal-zoom{display:flex}#score .overlay{max-width:none}

header{flex-direction:row!important;flex-wrap:nowrap;justify-content:space-between;gap:8px;padding:6px 12px!important;min-height:52px}header h1{font-size:18px!important}#toggleControls{display:grid;place-items:center;width:40px;height:40px;flex-shrink:0;border:0;border-radius:10px;background:transparent;color:#4e675a}#toggleControls svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.8;transition:transform .16s}#toggleControls[aria-expanded="true"] svg{transform:rotate(180deg)}#toggleControls:hover{background:#e9eee6}#controlPanel{position:absolute;right:10px;top:calc(100% + 6px);width:min(520px,calc(100vw - 20px));max-height:calc(100dvh - 74px);overflow:auto;display:flex;flex-direction:column;align-items:stretch;gap:12px;padding:14px;border:1px solid #ffffffb8;border-radius:18px;background:rgba(250,251,246,.91);backdrop-filter:blur(22px) saturate(130%);-webkit-backdrop-filter:blur(22px) saturate(130%);box-shadow:0 12px 40px #192e3626}#controlPanel nav{width:100%;max-width:none}#controlPanel nav button{flex:1}#controlPanel #formTools{width:100%;align-items:stretch}#controlPanel .form-actions{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));width:100%}#controlPanel #materialOptions{justify-content:flex-start}#controlPanel .zoom-controls{justify-content:space-between}

#score .harmony-selected,#score .harmony-selected *{fill:#527e5b;stroke:#527e5b}#score .harmony-selected.nct,#score .harmony-selected.nct *{fill:var(--red);stroke:var(--red)}

#harmonyTools{display:flex;gap:8px;padding:8px 0}#showAllHarmonies{font:inherit;font-size:14px;color:var(--green);padding:8px 14px;border:1px solid #cbd6ca;border-radius:9px;background:#fffefa;cursor:pointer}#showAllHarmonies[aria-pressed=true]{background:#e2ecdf;border-color:#8aa58c}

#showPedals{font:inherit;font-size:14px;color:var(--green);padding:8px 14px;border:1px solid #cbd6ca;border-radius:9px;background:#fffefa;cursor:pointer}#showPedals[aria-pressed=true]{background:#e2ecdf}#showPedals:disabled{opacity:.4;cursor:default}#score .pedal-selected,#score .pedal-selected *{fill:var(--pedal-color);stroke:var(--pedal-color)}

.playbar{flex-wrap:wrap;gap:12px}

.overlay.cadence-stack{flex-direction:column;align-items:center;gap:5px}.cadence-caption{font-size:17px;line-height:1.35;color:#745526;white-space:nowrap}#formHarmonies[aria-pressed="true"]{background:#e1e9f6;border-color:#a9bbde;color:#305e99}

#play:disabled,.excerpt-play:disabled,.structure-play:disabled{opacity:.35;cursor:default}

.material-bracket.bracket-below{display:flex;flex-direction:column-reverse;align-items:center}.material-bracket.bracket-below svg{transform:scaleY(-1)}

#sheet.material-library{height:min(720px,calc(100dvh - 32px));overflow:hidden;display:flex;flex-direction:column}#sheet.material-library #content{display:flex;flex-direction:column;min-height:0;flex:1}#materialList{overflow-y:auto;min-height:0;flex:1;overscroll-behavior:contain}.material-library-footer{flex-shrink:0;padding-top:12px;border-top:1px solid #657b6d20;background:#fafbf6}.material-library-footer .compare-actions{margin:0}.material-library-footer #selectionMessage{margin:5px 0 0}#materialsButton[aria-pressed="true"]{background:#dce8d7}

.structure-tree{padding:4px 2px}.structure-choice-children{margin-left:17px;padding-left:9px;border-left:1px solid #c9d5ca}.structure-choice-row{display:flex;gap:6px;align-items:center;margin:6px 0}.tree-toggle{width:30px;min-height:36px;border:0;background:transparent;flex-shrink:0}.tree-toggle:disabled{opacity:.2}.structure-choice-label{border:1px solid #c7d4c8;background:#f5f7ef;border-radius:7px;padding:8px 12px;text-align:left}.structure-choice-label[data-level="1"]{font-size:18px;color:#75501f}.structure-choice-label[data-level="2"]{font-size:16px;color:#285d78}.structure-choice-label[data-level="3"]{font-size:14px;color:#416846}.structure-choice-label[aria-pressed="true"]{background:#dcebd7;border-color:#4f825c;box-shadow:inset 3px 0 #4f825c}.compare-actions button[aria-pressed="true"]{background:#dcebd7}