@font-face{font-family:Roboto Fallback;src:local("Arial"),local("Helvetica"),local("Liberation Sans");size-adjust:100.3%;ascent-override:92.4%;descent-override:24.3%;line-gap-override:0%}@font-face{font-family:Roboto Mono Fallback;src:local("Courier New"),local("Liberation Mono");size-adjust:99.9%;ascent-override:104.9%;descent-override:27.5%;line-gap-override:0%}:root{color-scheme:dark;--bg: #1f2024;--bg-grad: none;--panel: #2a2b31;--panel-2: #35363d;--dock: #2a2b31;--line: rgba(255, 255, 255, .14);--line-2: rgba(255, 255, 255, .24);--ink: #f5f5f6;--ink-strong: #ffffff;--ink-soft: #bfc0c6;--accent: #d0122f;--accent-2: #e8213f;--accent-ink: #ffffff;--accent-text: #ff6b7d;--on-note: #121212;--tint: 100%;--note-base: #2a2b31;--note-ink: #000;--rep-bg: rgba(255, 255, 255, .12);--overlay: rgba(31, 32, 36, .85);--scrim: rgba(0, 0, 0, .6);--underline: rgba(242, 242, 242, .35);--hover-on-strong: rgba(18, 18, 18, .12);--hover-line: rgba(255, 255, 255, .4);--focus: #ff8a98;--err-bg: #3a1418;--err-ink: #ffc2c9;--shadow: 0 20px 56px rgba(0, 0, 0, .45);--n0: #ff4d4d;--n1: #ff6d3a;--n2: #ff9a2e;--n3: #ffbe1f;--n4: #f2d40a;--n5: #9bd13b;--n6: #3ccf6e;--n7: #1cc2b0;--n8: #3b9cff;--n9: #7c5cff;--n10: #c056f0;--n11: #ff5fa8;--f-body: "Roboto", "Roboto Fallback", system-ui, -apple-system, "Segoe UI", sans-serif;--f-head: "Roboto", "Roboto Fallback", system-ui, sans-serif;--f-display: "Roboto", "Roboto Fallback", system-ui, sans-serif;--f-mono: "Roboto Mono", "Roboto Mono Fallback", ui-monospace, Menlo, Consolas, monospace;--r-lg: 16px;--r-md: 12px;--r-sm: 10px;--r-pill: 999px;--r-card: 16px;--r-item: 12px;--r-tile: 10px;--h-ctl: 36px;--h-ctl-sm: 32px;--h-ctl-lg: 44px;--focus-ring: color-mix(in srgb, var(--ink) 55%, transparent);--chev: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 8'%3E%3Cpath d='M1.5 1.75l4.5 4.5 4.5-4.5' fill='none' stroke='%23bfc0c6' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E")}:root[data-theme=light]{color-scheme:light;--chev: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 8'%3E%3Cpath d='M1.5 1.75l4.5 4.5 4.5-4.5' fill='none' stroke='%2366625c' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");--bg: #f4f2f0;--panel: #ffffff;--panel-2: #efedea;--dock: #ffffff;--line: #e4e1dc;--line-2: #d2cec8;--ink: #121212;--ink-strong: #121212;--ink-soft: #66625c;--hover-line: #9c968e;--accent-text: #b00e28;--focus: #b00e28;--rep-bg: rgba(18, 18, 18, .08);--underline: rgba(18, 18, 18, .3);--hover-on-strong: rgba(255, 255, 255, .14);--overlay: rgba(255, 255, 255, .85);--scrim: rgba(18, 18, 18, .45);--err-bg: #fde8eb;--err-ink: #8a0b20;--shadow: 0 16px 44px rgba(18, 18, 18, .16), 0 2px 6px rgba(18, 18, 18, .08)}*{box-sizing:border-box}[hidden]{display:none!important}html{padding-top:env(safe-area-inset-top,0px)}body{margin:0;background-color:var(--bg);background-image:var(--bg-grad);background-repeat:no-repeat;background-attachment:scroll;min-height:100vh;color:var(--ink);font-family:var(--f-body);font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased}body:before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:10;background:var(--bg)}img{max-width:100%}button,select,input{font:inherit;color:inherit}button{cursor:pointer}button:disabled{cursor:default;opacity:.4}:focus-visible{outline:2px solid var(--focus-ring);outline-offset:2px}html[data-input=mouse] :focus-visible{outline:none}select:focus,select:focus-visible,textarea:focus-visible,input:not([type=checkbox]):not([type=range]):focus-visible{outline:none}select:focus-visible,input:not([type=checkbox]):not([type=range]):focus-visible{border-color:var(--hover-line)}svg.i{width:16px;height:16px;flex:none;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}svg.f{fill:currentColor;stroke:none}.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}.wrap{padding-left:max(24px,env(safe-area-inset-left,0px));padding-right:max(24px,env(safe-area-inset-right,0px))}.top{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px 24px;padding:12px max(24px,env(safe-area-inset-right,0px)) 12px max(24px,env(safe-area-inset-left,0px));border-bottom:1px solid var(--line)}.top-left{display:flex;align-items:center;gap:14px;min-width:0;flex-wrap:wrap}.brand{display:flex;align-items:center;gap:10px;font-weight:600;font-size:14px;color:inherit;text-decoration:none;min-height:32px;min-width:32px}.logo{display:block;flex:none;width:22px;height:22px;fill:#c8102e}.vsep{width:1px;height:24px;background:var(--line-2)}.song{min-width:0}#songTitle{margin:0;font-size:15px;font-weight:600;line-height:1.3;overflow-wrap:anywhere}#songMeta{margin:0;font-size:12px;color:var(--ink-soft)}#songMeta .sample{margin-left:6px;padding:1px 8px;border-radius:var(--r-pill);background:color-mix(in srgb,var(--accent) 16%,transparent);color:var(--accent-text);font-weight:600}.top-actions{display:flex;gap:8px;flex-wrap:wrap;align-items:center}.top-actions .vsep{margin:0 4px}.btn{display:inline-flex;align-items:center;gap:8px;height:var(--h-ctl);padding:0 14px;border-radius:var(--r-pill);border:1px solid var(--line-2);background:var(--panel);color:var(--ink);font-size:13px;font-weight:500;transition:border-color .15s,background .15s}.btn:hover:not(:disabled){border-color:var(--hover-line);background:var(--panel-2)}.btn.primary{background:var(--ink-strong);color:var(--bg);border-color:var(--ink-strong);font-weight:600}.btn.primary:hover{filter:brightness(1.08)}.btn.primary input{display:none}.btn.sm{height:var(--h-ctl-sm);padding:0 12px;font-size:12.5px}.btn.icon{width:var(--h-ctl);padding:0;justify-content:center;border-radius:50%}.theme-sun{display:none}:root[data-theme=light] .theme-sun{display:block}:root[data-theme=light] .theme-moon{display:none}.track-pick{position:relative;padding-right:30px}.track-pick:after{content:"";position:absolute;right:12px;top:50%;width:6px;height:6px;border-right:1.6px solid var(--ink-soft);border-bottom:1.6px solid var(--ink-soft);transform:translateY(-70%) rotate(45deg);pointer-events:none}.track-pick select{appearance:none;-webkit-appearance:none;border:0;background:transparent;color:inherit;font-weight:500;max-width:180px;cursor:pointer;padding:0}.track-pick select option{background:var(--panel);color:var(--ink)}.track-pick:focus-within,.speed:focus-within{outline:none;border-color:var(--hover-line)}.app{display:block}.notekey{display:flex;flex-wrap:wrap;gap:3px;margin-bottom:14px}.notekey span{font:600 10px var(--f-mono);height:20px;min-width:26px;padding:0 4px;display:grid;place-items:center;border-radius:5px;background:var(--nc);box-shadow:inset 0 -2px color-mix(in srgb,var(--nc) 72%,#000)}.content{min-width:0;max-width:1440px;margin:0 auto;padding:20px max(24px,env(safe-area-inset-right,0px)) calc(var(--dock-h, 120px) + 32px) max(24px,env(safe-area-inset-left,0px))}.error{background:var(--err-bg);color:var(--err-ink);padding:12px 16px;border-radius:var(--r-md);margin-bottom:16px;font-weight:500}.cols{display:grid;grid-template-columns:minmax(300px,460px) minmax(0,1fr);gap:24px;align-items:start}.panel-head{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:12px;min-height:30px}.panel-head h2{margin:0;font:500 11px var(--f-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--ink-soft)}.panel-head .actions{display:flex;gap:6px;flex-wrap:wrap}.viewswitch{display:none}.chart{display:grid;gap:18px}.chart-empty{padding:14px 16px;border-radius:var(--r-md);background:var(--panel);border:1px dashed var(--line-2);color:var(--ink-soft);margin:0}.section{border-radius:var(--r-lg);transition:box-shadow .2s,background .2s;scroll-margin-top:16px}.section.looping{background:color-mix(in srgb,var(--accent) 6%,transparent);box-shadow:0 0 0 1px color-mix(in srgb,var(--accent-text) 60%,transparent);padding:10px;margin:-10px}.sec-head{display:flex;align-items:center;gap:10px;margin-bottom:8px}.mark{font-size:12px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;outline:none;white-space:nowrap;overflow:hidden;max-width:60%;border-radius:4px;padding:1px 4px;margin-left:-4px}.mark:focus{background:var(--panel-2);box-shadow:0 0 0 1px var(--hover-line)}.sec-meta{font:400 11px var(--f-mono);color:var(--ink-soft);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0}.sec-actions{margin-left:auto;display:flex;gap:2px;flex:none}.sbtn{display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 10px;border:0;background:transparent;border-radius:var(--r-pill);font-size:12px;font-weight:500;color:var(--ink-soft)}.sbtn svg.i{width:14px;height:14px}.sbtn:hover{background:var(--panel-2);color:var(--ink)}.sbtn.on{background:var(--accent);color:var(--accent-ink)}.row{display:grid;grid-template-columns:repeat(var(--per),minmax(0,1fr));gap:4px}.row+.row{margin-top:4px}.bar{position:relative;min-height:44px;display:grid;place-items:center;cursor:pointer;border-radius:var(--r-sm);background:var(--panel);box-shadow:inset 0 0 0 1px var(--line);transition:transform .12s ease,box-shadow .12s ease,background .12s ease}.bar:hover{transform:translateY(-1px)}.bar .num{position:absolute;top:4px;left:6px;font:400 9px var(--f-mono);color:var(--ink-soft);font-variant-numeric:tabular-nums;pointer-events:none}.bar .rep{position:absolute;bottom:4px;right:5px;font:500 9px var(--f-mono);padding:0 5px;border-radius:var(--r-pill);background:var(--rep-bg);pointer-events:none}.bar .ch{font-weight:700;font-size:17px;line-height:1;padding:10px 4px 8px;min-width:1.4em;text-align:center;outline:none;overflow-wrap:anywhere;color:var(--ink-strong)}.bar.edited .num:after{content:" ✎";color:var(--focus)}.bar.file .num:after{content:" ●";color:var(--accent-text)}.chart.colored .bar[data-pc]{background:color-mix(in srgb,var(--nc) var(--tint),var(--note-base));box-shadow:inset 0 -3px 0 var(--nc)}.chart.colored .bar[data-pc].two{background:linear-gradient(90deg,color-mix(in srgb,var(--nc) var(--tint),var(--note-base)) 50%,color-mix(in srgb,var(--nc2) var(--tint),var(--note-base)) 50%);box-shadow:inset 0 -3px 0 0 var(--nc)}.bar.playing{transform:scale(1.05);z-index:1;box-shadow:0 0 0 2px var(--ink-strong);background:var(--ink-strong)}.bar.playing .ch{color:var(--bg)}.bar.playing .num{color:color-mix(in srgb,var(--bg) 65%,transparent)}.chart.colored .bar[data-pc].playing .num{color:#0a0c12a6}.chart.colored .bar[data-pc].playing{background:var(--nc);box-shadow:0 0 0 2px var(--ink-strong),0 0 26px color-mix(in srgb,var(--nc) 60%,transparent)}.legend{display:flex;flex-wrap:wrap;gap:6px 18px;font-size:12.5px;color:var(--ink-soft);margin-top:24px}.legend i{font-style:normal;color:var(--focus)}.legend em{font-style:normal;color:var(--accent-text)}.tabcol{position:sticky;top:calc(env(safe-area-inset-top,0px) + 16px)}.tabpanel{background:var(--panel);border:1px solid var(--line);border-radius:var(--r-lg);padding:14px 16px 6px}.now-chip{font:500 11px var(--f-mono);color:var(--accent-text)}.tabwrap{position:relative}#tabScroll{max-height:calc(100vh - var(--dock-h, 120px) - 150px);max-height:calc(100dvh - var(--dock-h, 120px) - 150px);overflow:auto;-webkit-overflow-scrolling:touch}#tab{min-height:320px}.tab-loading{position:absolute;inset:0;display:grid;place-items:center;color:var(--ink-soft);pointer-events:none}.at-cursor-bar{background:color-mix(in srgb,var(--accent) 16%,transparent)}.at-selection div{background:color-mix(in srgb,var(--focus) 20%,transparent)}.at-cursor-beat{background:var(--accent-text);width:2px}.at-highlight *{fill:var(--accent-text);stroke:var(--accent-text)}.dock{position:fixed;left:0;right:0;bottom:0;z-index:8;background:var(--dock);border-top:1px solid var(--line);padding:10px max(24px,env(safe-area-inset-right,0px)) calc(12px + env(safe-area-inset-bottom,0px)) max(24px,env(safe-area-inset-left,0px));display:flex;flex-direction:column;gap:10px}.progress{position:relative;height:4px;border-radius:999px;background:var(--line-2);cursor:pointer}.progress:before{content:"";position:absolute;inset:-8px 0}.progress-fill{height:100%;width:0;border-radius:inherit;background:linear-gradient(90deg,var(--accent),var(--accent-2));transition:width .15s linear}.dock-row{display:flex;align-items:center;gap:10px 20px;flex-wrap:wrap}.tp{display:flex;align-items:center;gap:4px}.ibtn{width:var(--h-ctl);height:var(--h-ctl);border-radius:50%;border:0;background:transparent;color:var(--ink);display:grid;place-items:center}.ibtn:hover:not(:disabled){background:var(--panel-2)}.play{width:46px;height:46px;border-radius:50%;border:0;background:var(--ink-strong);color:var(--bg);display:grid;place-items:center;margin:0 2px;transition:transform .1s}.play:active:not(:disabled){transform:scale(.95)}.play svg{width:18px;height:18px}.now{display:grid;min-width:0;flex:1 1 160px}.now-title{font-weight:600;font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}#status{font-size:12px;color:var(--ink-soft);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.loopinfo{color:var(--accent-text)}.tools{display:flex;align-items:center;gap:6px;flex-wrap:wrap}.speed{display:inline-flex;align-items:center;gap:8px;height:var(--h-ctl);padding:0 12px;border-radius:var(--r-pill);border:1px solid var(--line-2);background:var(--panel);font-size:13px}.speed select,.bm-opt select{appearance:none;-webkit-appearance:none;border:0;background-color:transparent;color:inherit;cursor:pointer;padding:0 18px 0 2px;height:100%;font:500 13px var(--f-mono);font-variant-numeric:tabular-nums;min-width:64px;background-image:var(--chev);background-position:right 2px center;background-size:11px 7px;background-repeat:no-repeat}.speed select option,.bm-opt select option{background:var(--panel);color:var(--ink)}.tbtn{display:inline-flex;align-items:center;gap:7px;height:var(--h-ctl);padding:0 14px;border-radius:var(--r-pill);border:1px solid var(--line-2);background:var(--panel);font-size:13px;font-weight:500}.tbtn:hover:not(:disabled):not([aria-pressed=true]){background:var(--panel-2)}.tbtn[aria-pressed=true]{background:var(--ink-strong);color:var(--bg);border-color:var(--ink-strong)}.tbtn.accent[aria-pressed=true]{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}.barbar{position:fixed;left:50%;transform:translate(-50%);bottom:calc(var(--dock-h, 120px) + 14px);z-index:9;background:var(--ink-strong);color:var(--bg);border-radius:999px;padding:6px 6px 6px 16px;display:flex;gap:4px;align-items:center;box-shadow:var(--shadow);max-width:calc(100% - 32px);overflow-x:auto}.barbar b{font:500 12.5px var(--f-mono);margin-right:6px;white-space:nowrap}.barbar button{background:transparent;color:inherit;border:0;border-radius:999px;padding:7px 12px;font-size:13px;font-weight:600;white-space:nowrap}.barbar button:hover:not(:disabled){background:var(--hover-on-strong)}.scrim{position:fixed;inset:0;background:var(--scrim);z-index:20}.hint{font-size:12.5px;color:var(--ink-soft)}.drop{position:fixed;inset:0;z-index:30;display:grid;place-items:center;background:var(--overlay);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}.drop div{border:2px dashed var(--accent-text);border-radius:var(--r-card);padding:44px 56px;font-size:20px;font-weight:600;background:var(--panel)}.toast{position:fixed;left:50%;top:calc(env(safe-area-inset-top,0px) + 74px);transform:translate(-50%);background:var(--ink-strong);color:var(--bg);padding:9px 16px;border-radius:999px;font-size:13.5px;font-weight:500;z-index:31;max-width:calc(100% - 32px);box-shadow:var(--shadow)}.site-foot{margin-top:48px;padding-top:18px;border-top:1px solid var(--line);display:grid;gap:6px;font-size:12px;color:var(--ink-soft);max-width:80ch}.site-foot p{margin:0}.site-foot a,.doc-body a{color:var(--ink);text-decoration-color:var(--underline);text-underline-offset:2px}@media(max-width:1100px){.cols{grid-template-columns:minmax(0,1fr)}.tabcol{position:static}.viewswitch{display:inline-flex;padding:3px;background:var(--panel);border:1px solid var(--line);border-radius:var(--r-pill);margin-bottom:16px}.viewswitch button{border:0;background:transparent;padding:6px 18px;border-radius:var(--r-pill);font-size:13px;font-weight:500;color:var(--ink-soft)}.viewswitch button[aria-selected=true]{background:var(--panel-2);color:var(--ink)}body[data-view=chart] .tabcol,body[data-view=tab] .chartcol{display:none}#tabScroll{max-height:none}}@media(max-width:860px){.content{padding:16px max(16px,env(safe-area-inset-right,0px)) calc(var(--dock-h, 120px) + 24px) max(16px,env(safe-area-inset-left,0px))}.top{padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}.vsep{display:none}.top-left{flex-basis:100%}#settingsBtn span{display:none}.tbtn{flex-direction:column;gap:2px;height:auto;min-height:48px;padding:5px 10px;justify-content:center;border-radius:var(--r-pill)}.tbtn span{display:block;font-size:10.5px;line-height:1.1}.dock{padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}}.more{display:none}@media(max-width:600px){.top{gap:10px;padding-block:10px}.top-left{flex-wrap:nowrap;gap:10px;min-width:0}.brand-name{display:none}.song{flex:1;min-width:0}#songTitle,#songMeta{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.top-actions{width:100%;flex-wrap:nowrap}.track-pick{flex:1;min-width:0}.track-pick select{max-width:none;width:100%;text-overflow:ellipsis}.btn.primary span,.premium-btn,.help-wrap,#themeBtn{display:none}.sec-prog{font-size:11.5px}.content{padding-top:12px}.viewswitch{display:flex;width:100%;margin-bottom:12px}.viewswitch button{flex:1}.panel-head{margin-bottom:8px}.notekey{flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none;margin-bottom:12px}.notekey::-webkit-scrollbar{display:none}.notekey span{flex:none}.chart{gap:14px}.bar{min-height:42px}.bar .ch{font-size:15px}.sec-meta,.sbtn span{display:none}.tabpanel{padding:10px 6px 4px}.tabpanel .panel-head{padding:0 6px}.legend,#songMeta .sample{display:none}.toast{max-width:calc(100% - 24px);text-align:center}}@media(max-width:600px),(max-height:500px)and (orientation:landscape){.dock{padding-top:8px;gap:8px}.dock-row{flex-wrap:nowrap;gap:4px}#stopBtn{display:none}.now{flex:1 1 auto;min-width:0;padding-left:4px}.now-title{font-size:13px}#status{font-size:11.5px}.more{display:grid}.tools{display:none;position:absolute;left:0;right:0;bottom:100%;gap:8px;flex-wrap:wrap;justify-content:space-between;padding:12px max(16px,env(safe-area-inset-right,0px)) 12px max(16px,env(safe-area-inset-left,0px));background:var(--dock);border-top:1px solid var(--line);box-shadow:0 -12px 24px #0000002e}.dock.tools-open .more{background:var(--panel-2)}.speed{flex:1 1 100%;grid-column:1 / -1}.speed select{flex:1}.speed svg{display:block}.dock.tools-open .tools{display:grid;grid-template-columns:repeat(3,1fr)}.tbtn{width:auto}.barbar{left:12px;right:12px;transform:none;max-width:none;flex-wrap:wrap;justify-content:space-between;border-radius:16px;padding:8px;gap:2px;overflow:visible}.barbar b{flex-basis:100%;padding:2px 8px 4px}.barbar button{flex:1 1 auto}.dock.tools-open~.barbar{display:none}}@media(pointer:coarse){.btn,.tbtn,.speed{min-height:44px}.btn.icon{width:44px}.ibtn{width:44px;height:44px}.sbtn{height:36px;padding:0 10px}.viewswitch button{min-height:40px}.barbar button{padding:10px 12px}.bar:hover{transform:none}.progress{height:6px}button,.bar,.progress,.tab-sel-bar{touch-action:manipulation}}@media(max-height:500px)and (orientation:landscape){.top{padding-block:6px;flex-wrap:nowrap}.top-left{flex-basis:auto;flex:1;min-width:0;flex-wrap:nowrap}.brand-name{display:none}.song{min-width:0}#songTitle{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.top-actions{flex-wrap:nowrap}.btn.primary span,.notekey{display:none}.content{padding-top:10px}.viewswitch{margin-bottom:10px}.tabpanel{padding:6px}.tabpanel .panel-head,#songMeta{display:none}.dock{padding-top:6px;padding-bottom:calc(6px + env(safe-area-inset-bottom,0px));gap:6px}.play{width:44px;height:44px}.premium-btn,.help-wrap,#themeBtn,.vsep,#libraryBtn span,#settingsBtn span{display:none}#libraryBtn{width:44px;padding:0;justify-content:center}.dock.tools-open .tools{grid-template-columns:repeat(6,1fr);padding-block:8px}.speed{grid-column:1 / -1}.tbtn{min-height:44px}.sheet .btn.primary span{display:inline}.bar-modal{overflow-y:auto}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{transition:none!important}.bar.playing,.bar:hover{transform:none}}body.doc .top .wrap{display:flex;justify-content:space-between;align-items:center;gap:12px;width:100%;padding:0}a.btn{color:inherit;text-decoration:none}.doc-body{padding-block:8px 72px;max-width:860px;margin:0 auto}.doc-body h1{font-weight:700;font-size:clamp(24px,3.4vw,34px);line-height:1.15;margin:24px 0 6px;letter-spacing:-.01em;text-wrap:balance}.doc-body h2{font-weight:600;font-size:18px;margin:0 0 10px}.doc-body section{margin-top:36px;scroll-margin-top:24px}.doc-body p,.doc-body li{max-width:70ch}body.doc:not(.acc) .doc-body :is(p,li){text-align:justify;hyphens:auto;-webkit-hyphens:auto}.doc-body ul{padding-left:20px;display:grid;gap:8px}.doc-body code{font-family:var(--f-mono);font-size:.9em;background:var(--panel-2);padding:1px 5px;border-radius:4px}.lead{color:var(--ink-soft);margin:0}.toc{display:flex;flex-wrap:wrap;gap:6px;margin-top:18px}.toc a{display:inline-flex;align-items:center;height:var(--h-ctl-sm);padding:0 14px;border-radius:var(--r-pill);background:var(--panel);border:1px solid var(--line-2);font-size:13px;font-weight:500;text-decoration:none}.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-md);background:var(--panel)}.doc-body table{width:100%;border-collapse:collapse;font-size:13.5px;min-width:560px}.doc-body th,.doc-body td{text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid var(--line)}.doc-body th{font:500 11px var(--f-mono);text-transform:uppercase;letter-spacing:.06em;color:var(--ink-soft)}.doc-body tr:last-child td{border-bottom:0}#tabScroll{position:relative}.tab-sel{position:absolute;z-index:3;pointer-events:none;border-radius:6px;box-shadow:0 0 0 2px var(--accent-text);background:color-mix(in srgb,var(--accent) 10%,transparent)}.tab-sel-bar{position:absolute;left:50%;bottom:calc(100% + 8px);transform:translate(-50%);pointer-events:auto;display:flex;align-items:center;gap:4px;padding:4px;border-radius:var(--r-pill);background:var(--ink-strong);color:var(--bg);box-shadow:var(--shadow);white-space:nowrap}.tab-sel-bar.below{bottom:auto;top:calc(100% + 8px)}.tab-sel-bar>span{font:600 12px var(--f-mono);padding:0 8px}.tab-sel-bar button{display:inline-flex;align-items:center;gap:6px;height:var(--h-ctl-sm);padding:0 12px;border:0;border-radius:var(--r-pill);background:var(--bg);color:var(--ink);font-size:13px;font-weight:600}.tab-sel-bar button svg.i{width:14px;height:14px}.tab-sel-bar button.accent{background:var(--accent);color:var(--accent-ink)}.tab-sel-bar button[aria-pressed=true]{box-shadow:0 0 0 2px var(--bg) inset}.bar-modal{position:fixed;z-index:22;left:50%;top:50%;transform:translate(-50%,-50%);width:min(1080px,calc(100% - 32px));max-height:calc(100% - 32px);overflow:auto;background:var(--panel);border:1px solid var(--line-2);border-radius:var(--r-card);box-shadow:var(--shadow);display:flex;flex-direction:column}.bm-head{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px 20px;padding:16px 20px;border-bottom:1px solid var(--line)}.bm-id{display:flex;align-items:center;gap:14px;min-width:0}.bm-chord{width:44px;height:44px;flex:none;border-radius:var(--r-tile);display:grid;place-items:center;font-weight:700;font-size:18px;background:color-mix(in srgb,var(--nc, var(--line-2)) var(--tint),var(--note-base));box-shadow:inset 0 -3px 0 var(--nc, var(--line-2))}#bmTitle{margin:0;font-size:18px;font-weight:600}#bmTitle span{color:var(--ink-soft);font-weight:500}#bmMeta{margin:0;font:400 12px var(--f-mono);color:var(--ink-soft)}.bm-nav{display:flex;align-items:center;gap:6px}.bm-body{padding:26px 24px 8px}.bm-grid{display:grid;grid-template-columns:30px minmax(0,1fr);column-gap:10px}.bm-pulses,.bm-count{display:grid;grid-template-columns:repeat(var(--slots, 8),minmax(0,1fr))}.bm-pulses{margin-bottom:14px;height:12px}.bm-pulses i{justify-self:center;width:12px;height:12px;border-radius:50%;background:var(--line-2);transition:background .08s}.bm-pulses i.on{background:var(--accent-text);box-shadow:0 0 12px color-mix(in srgb,var(--accent) 70%,transparent)}.bm-strings{position:relative;height:var(--staff-h, 168px);font:500 12px var(--f-mono);color:var(--ink-soft)}.bm-strings span{position:absolute;left:0;transform:translateY(-50%)}.bm-staff{position:relative;height:var(--staff-h, 168px);border-left:2px solid var(--line-2);border-right:2px solid var(--line-2)}.bm-staff .ln{position:absolute;left:0;right:0;height:1px;background:var(--line-2)}.bm-staff .bt{position:absolute;top:0;bottom:0;width:1px;background:var(--line)}.bm-staff .col{position:absolute;top:0;bottom:0;transform:translate(-50%);border-radius:6px}.bm-staff .col.on{background:color-mix(in srgb,var(--accent) 12%,transparent)}.bm-staff .nt{position:absolute;transform:translate(-50%,-50%);min-width:34px;height:34px;padding:0 6px;border-radius:9px;display:grid;place-items:center;font:600 17px var(--f-mono);background:var(--bg);color:var(--ink-strong);box-shadow:inset 0 0 0 1px var(--line-2);transition:background .08s,color .08s}.bm-staff .nt.dead{color:var(--ink-soft)}.bm-staff .nt.on{background:var(--accent);color:var(--accent-ink);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 30%,transparent)}.bm-count{margin-top:14px}.bm-count span{justify-self:center;min-width:36px;height:38px;padding:0 4px;border-radius:10px;display:grid;place-items:center;font-size:15px;font-weight:500;color:var(--ink-soft);transition:background .08s}.bm-count span.beat{font-size:19px;font-weight:700}.bm-count span.hit{color:var(--ink-strong)}.bm-count span.on{background:var(--accent);color:var(--accent-ink)}.bm-subrow{display:flex;flex-wrap:wrap;align-items:center;gap:10px 14px;margin-top:22px}.bm-subname{padding:5px 12px;border-radius:999px;background:color-mix(in srgb,var(--accent) 16%,transparent);color:var(--accent-text);font-size:13px;font-weight:600}.bm-label{font:500 11px var(--f-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--ink-soft)}.bm-foot{display:flex;flex-wrap:wrap;align-items:center;gap:10px 12px;padding:16px 20px 18px;margin-top:16px;border-top:1px solid var(--line)}.bm-play{display:inline-flex;align-items:center;gap:10px;height:var(--h-ctl-lg);padding:0 20px 0 16px;border-radius:999px;border:0;background:var(--accent);color:var(--accent-ink);font-size:15px;font-weight:700}.bm-play svg.i{width:18px;height:18px}.bm-opt{display:inline-flex;align-items:center;gap:8px;height:var(--h-ctl);padding:0 14px;border-radius:var(--r-pill);border:1px solid var(--line-2);background:transparent;font-size:13px}.bm-opt{cursor:pointer}.bm-opt input[type=checkbox]{appearance:none;-webkit-appearance:none;width:32px;height:20px;margin:0;border-radius:var(--r-pill);background:var(--line-2);position:relative;flex:none;cursor:pointer;transition:background .15s}.bm-opt input[type=checkbox]:after{content:"";position:absolute;top:2px;left:2px;width:16px;height:16px;border-radius:50%;background:#fff;transition:transform .15s;box-shadow:0 1px 3px #0000004d}.bm-opt input[type=checkbox]:checked{background:var(--accent)}.bm-opt input[type=checkbox]:checked:after{transform:translate(12px)}.bm-opt input[type=checkbox]:disabled{opacity:.5;cursor:default}.bm-reps{margin-left:auto;font:500 13px var(--f-mono);color:var(--ink-soft)}.bm-reps strong{color:var(--ink-strong)}@media(max-width:640px){.bar-modal{left:0;top:0;transform:none;width:100%;height:100%;max-height:none;border-radius:0;border:0;padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}.bm-head{padding:12px 14px}.bm-nav{width:100%}.bm-nav .btn{flex:1;justify-content:center}.bm-body{flex:1}.bm-foot{position:sticky;bottom:0;background:var(--panel);padding:12px 14px}.bm-play{width:100%;justify-content:center}.bm-opt{flex:1 1 auto}.bm-body{padding:20px 14px 6px}.bm-staff .nt{min-width:26px;height:28px;font-size:14px;padding:0 3px}.bm-count span{min-width:0;font-size:12px;height:30px}.bm-count span.beat{font-size:15px}.bm-reps{margin-left:0}.bm-foot{display:grid;grid-template-columns:1fr 1fr;gap:8px;padding:10px 14px calc(10px + env(safe-area-inset-bottom,0px));margin-top:8px}.bm-foot .bm-play{grid-column:1 / -1;height:44px}.bm-foot .bm-opt,.bm-foot .bm-sound{height:var(--h-ctl-lg);min-width:0;width:100%;max-width:none}.bm-foot .bm-opt{justify-content:flex-start;padding:0 10px;white-space:nowrap;overflow:hidden}.bm-foot .bm-opt:has(#bmSpeed),.bm-foot .bm-metro{grid-column:1 / -1}.bm-foot .bm-metro .bm-opt{width:auto;flex:none}.bm-foot .bm-metro .bm-sound{flex:1;width:auto;max-width:none}.bm-foot .bm-opt select{flex:1;min-width:0}.bm-foot .bm-reps{grid-column:1 / -1;justify-self:end;margin:-2px 2px 0}}@media(max-width:640px)and (max-height:700px){.bm-foot{position:static}.bm-body{padding-top:12px}}@media(max-width:600px){#libraryBtn span{display:none}#libraryBtn{width:44px;padding:0;justify-content:center}}.help-wrap{position:relative}.help-menu{position:absolute;z-index:15;right:0;top:calc(100% + 6px);min-width:230px;padding:6px;border-radius:var(--r-card);background:var(--panel);border:1px solid var(--line-2);box-shadow:var(--shadow);display:grid;gap:2px}.help-menu a,.help-menu button{display:block;width:100%;text-align:left;padding:10px 14px;border-radius:var(--r-pill);border:0;background:transparent;color:var(--ink);font-size:14px;text-decoration:none}.help-menu a:hover,.help-menu button:hover{background:var(--panel-2)}.tour{position:fixed;inset:0;z-index:40}.tour-spot{position:fixed;left:0;top:0;border-radius:12px;box-shadow:0 0 0 9999px #000000b3,0 0 0 2px var(--accent-text);transition:transform .25s ease,width .25s ease,height .25s ease;pointer-events:none}.tour-spot.none{transform:translate(50vw,50vh);width:0;height:0;box-shadow:0 0 0 9999px #000000b3}.tour-card{position:fixed;width:min(380px,calc(100% - 32px));padding:18px 18px 14px;border-radius:16px;background:var(--panel);border:1px solid var(--line-2);box-shadow:var(--shadow);left:0;top:0;transition:transform .25s ease}.tour-step{font:500 11px var(--f-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--accent-text)}.tour-card h2{margin:6px 0;font-size:18px;font-weight:600;text-wrap:balance}.tour-card p{margin:0;font-size:14px;color:var(--ink);line-height:1.55}.tour-dots{display:flex;gap:5px;margin:14px 0 12px}.tour-dots i{width:6px;height:6px;border-radius:50%;background:var(--line-2)}.tour-dots i.on{width:18px;border-radius:3px;background:var(--accent-text)}.tour-actions{display:flex;align-items:center;gap:6px}.tour-gap{flex:1}@media(prefers-reduced-motion:reduce){.tour-spot,.tour-card{transition:none}}.doc-body .steps{padding-left:22px;display:grid;gap:10px}.note-legend{display:grid;grid-template-columns:repeat(auto-fill,minmax(110px,1fr));gap:6px;margin:14px 0 18px;max-width:70ch}.note-legend span{display:flex;align-items:center;gap:8px;padding:8px 10px;border-radius:var(--r-tile);font-size:13px;background:color-mix(in srgb,var(--nc) var(--tint),var(--note-base));box-shadow:inset 0 -3px 0 var(--nc)}.note-legend b{font-weight:700;min-width:2.2em}.doc-body details{border:1px solid var(--line);border-radius:var(--r-md);background:var(--panel);padding:0 14px;margin-bottom:8px;max-width:70ch}.doc-body summary{cursor:pointer;padding:12px 0;font-weight:600}.doc-body details p{margin:0 0 12px;color:var(--ink)}h1,h2,h3,#songTitle,.sheet-head h2,.tour-card h2,.bm-head h2{font-family:var(--f-head)}.doc-body h1,.doc-body h2{font-family:var(--f-display);font-weight:900;text-transform:uppercase;letter-spacing:-.01em}.brand{font-family:var(--f-display);font-size:19px;font-weight:500;letter-spacing:-.01em}#songTitle{font-weight:700}.top{position:relative;z-index:15;background:color-mix(in srgb,var(--bg) 82%,transparent);backdrop-filter:blur(6px)}.btn,.tbtn{border-radius:999px}.btn.icon{border-radius:50%}.btn.primary,a.btn.primary{background:var(--accent);color:var(--accent-ink);border-color:transparent;letter-spacing:.02em;box-shadow:0 8px 20px -8px color-mix(in srgb,var(--accent) 80%,transparent)}.btn.primary:hover:not(:disabled){background:color-mix(in srgb,var(--accent) 85%,#000);color:var(--accent-ink);filter:none}.play{background:var(--accent);color:var(--accent-ink);box-shadow:0 8px 22px -6px color-mix(in srgb,var(--accent) 75%,transparent)}.tbtn[aria-pressed=true]{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}.sbtn{border-radius:999px}.panel-head h2{color:var(--ink)}.tabpanel,.sheet,.bar-modal,.tour-card,.barbar,.help-menu{border-color:var(--line-2)}.dock{border-top-color:var(--line-2);box-shadow:0 -10px 40px #0000004d}.chart.colored .bar[data-pc] .ch,.bm-chord,.note-legend span,.notekey span{color:var(--note-ink)}.bar{border-radius:var(--r-tile);cursor:pointer}.chart.colored .bar[data-pc]{background:linear-gradient(180deg,color-mix(in srgb,var(--nc) 82%,#ffffff),var(--nc));box-shadow:inset 0 -3px color-mix(in srgb,var(--nc) 72%,#000000),0 4px 12px color-mix(in srgb,var(--nc) 28%,transparent)}.chart.colored .bar[data-pc].two{background:linear-gradient(90deg,var(--nc) 50%,var(--nc2) 50%)}.chart.colored .bar[data-pc] .num{color:#12121299}.chart.colored .bar[data-pc].playing{background:var(--nc);box-shadow:0 0 0 3px var(--bg),0 0 0 5px var(--ink-strong),0 0 24px color-mix(in srgb,var(--nc) 60%,transparent)}.chart.colored .bar[data-pc].playing .ch{color:var(--on-note)}.chart.colored .bar[data-pc].playing .num{color:#121212a6}.bar.sel:not(.playing){box-shadow:0 0 0 2px var(--bg),0 0 0 4px var(--accent-text)!important}html:not([data-input=mouse]) .bar:focus-visible{outline:none;box-shadow:0 0 0 2px var(--bg),0 0 0 4px var(--focus-ring)!important}.bar{grid-template-rows:auto auto;align-content:center}.bar .txt{max-width:calc(100% - 8px);padding:0 4px 6px;margin-top:-4px;font:600 10.5px/1.25 var(--f-body);text-align:center;color:var(--ink-soft);overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow-wrap:anywhere;outline:none}.chart.colored .bar[data-pc] .txt{color:#121212c7}.bar.writing .txt{cursor:text;background:#ffffffd9;color:#121212!important;border-radius:5px;padding:2px 6px;margin:-2px 4px 6px;display:block;-webkit-line-clamp:unset;min-width:70%}.bar.writing .txt:empty:before{content:attr(data-ph);color:#8a8a8a}body.doc .top{position:sticky;top:0;z-index:5;border-bottom:1px solid var(--line)}.doc-body h1{font-size:clamp(34px,4.6vw,58px);line-height:1;margin-bottom:18px}.doc-body h2{font-size:24px;line-height:1.1}.doc-body h2:before{content:"";display:block;width:28px;height:3px;border-radius:2px;background:var(--accent);margin-bottom:12px}.toc a{border-radius:999px}.toc a:hover{border-color:var(--hover-line)}.doc-body details{border-color:var(--line-2)}.doc-body .table-wrap{border-color:var(--line-2)}.premium-btn{border-color:color-mix(in srgb,var(--accent) 55%,var(--line-2));color:var(--accent-text)}.premium-btn.on{color:var(--ink)}.pill{display:inline-block;margin-left:6px;padding:1px 7px;border-radius:999px;background:color-mix(in srgb,var(--accent) 18%,transparent);color:var(--accent-text);font:600 10px var(--f-mono);letter-spacing:.04em;vertical-align:1px}.sec-prog{margin-left:6px;color:var(--accent-text)}.sec-prog.mastered:before{content:"✓ "}.sec-lock{margin-left:6px;border:1px dashed var(--line-2);border-radius:999px;padding:0 8px;background:none;color:var(--ink-soft);font:inherit;font-size:11px;cursor:pointer}.paywall{position:fixed;z-index:31;left:50%;top:50%;transform:translate(-50%,-50%);width:min(560px,calc(100% - 32px));max-height:calc(100% - 32px);overflow-y:auto;background:var(--panel);border:1px solid var(--line);border-radius:var(--r-lg, 16px);box-shadow:var(--shadow);padding:28px 24px 22px;display:grid;gap:14px}#pwScrim{z-index:30}.paywall h2{margin:0;font-size:22px;line-height:1.2}.paywall p{margin:0}.pw-close{position:absolute;top:12px;right:12px}.pw-kicker{font:500 11px var(--f-mono);text-transform:uppercase;letter-spacing:.08em;color:var(--accent-text)}.pw-lead{color:var(--ink-soft);font-size:14px}.pw-feats{list-style:none;margin:0;padding:0;display:grid;gap:8px}.pw-feats li{display:flex;flex-wrap:wrap;gap:2px 8px;align-items:baseline;font-size:14px;padding-left:22px;position:relative}.pw-feats li:before{content:"✓";position:absolute;left:0;color:var(--accent-text);font-weight:700}.pw-feats span{color:var(--ink-soft);font-size:12.5px}.pw-trial{display:grid;gap:10px;padding:14px;border-radius:var(--r-md);background:var(--panel-2);font-size:14px}.pw-offers{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.pw-offer{display:grid;gap:2px;justify-items:start;text-align:left;padding:12px;border:1px solid var(--line-2);border-radius:var(--r-md);background:var(--bg);color:var(--ink);font:inherit;cursor:pointer;text-decoration:none}.pw-offer:hover:not([aria-disabled=true]){border-color:var(--accent)}.pw-offer.best{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent) inset}.pw-offer[aria-disabled=true]{opacity:.55;cursor:not-allowed}.pw-offer .n{font-size:12.5px;color:var(--ink-soft)}.pw-offer .p{font-size:20px;font-weight:700}.pw-offer .p small{font-size:12px;font-weight:500;color:var(--ink-soft);margin-left:3px}.pw-offer .t{font-size:11.5px;color:var(--accent-text)}.pw-foot{text-align:center}@media(max-width:520px){.pw-offers{grid-template-columns:1fr}.paywall{padding:24px 16px 18px}}.bm-sound{height:var(--h-ctl);max-width:210px;padding:0 34px 0 14px;border-radius:var(--r-pill);border:1px solid var(--line-2);color:var(--ink);font-size:13px;cursor:pointer;appearance:none;-webkit-appearance:none;background:var(--panel) var(--chev) no-repeat right 14px center / 11px 7px}.bm-sound:hover{border-color:var(--hover-line)}[data-gate].locked{position:relative}[data-gate].locked:after{content:"";position:absolute;top:-6px;right:-6px;width:18px;height:18px;border-radius:50%;z-index:2;pointer-events:none;background:var(--ink-strong) no-repeat center / 10px 10px;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23999' stroke-width='3' stroke-linecap='round'%3E%3Crect x='4' y='11' width='16' height='10' rx='2' fill='%23999'/%3E%3Cpath d='M8 11V7a4 4 0 0 1 8 0v4'/%3E%3C/svg%3E");box-shadow:0 0 0 2px var(--bg)}:root:not([data-theme=light]) [data-gate].locked:after{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231f2024' stroke-width='3' stroke-linecap='round'%3E%3Crect x='4' y='11' width='16' height='10' rx='2' fill='%231f2024'/%3E%3Cpath d='M8 11V7a4 4 0 0 1 8 0v4'/%3E%3C/svg%3E")}:root[data-theme=light] [data-gate].locked:after{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23ffffff' stroke-width='3' stroke-linecap='round'%3E%3Crect x='4' y='11' width='16' height='10' rx='2' fill='%23ffffff'/%3E%3Cpath d='M8 11V7a4 4 0 0 1 8 0v4'/%3E%3C/svg%3E")}.speed.locked select{pointer-events:none}.sbtn.locked:after{top:-4px;right:-4px;width:15px;height:15px;background-size:8px 8px}.barbar [data-gate].locked:after,.tab-sel-bar [data-gate].locked:after{top:-5px;right:-3px}.account-btn.signed{border-color:color-mix(in srgb,var(--accent) 45%,var(--line-2));padding-left:6px}.account-btn .avatar{width:26px;height:26px;border-radius:50%;display:grid;place-items:center;flex:none;background:var(--accent);color:#fff;font:700 12px/1 var(--f-body)}.account-btn .avatar[hidden],.account-btn.signed .person{display:none}@media(max-width:860px){#accountBtnText{display:none}.account-btn,.account-btn.signed{width:44px;padding:0;justify-content:center;flex:none}}.doc-nav{display:flex;align-items:center;gap:8px}@media(max-width:420px){.doc-nav .btn{padding:0 12px}}.auth-dialog{width:min(420px,calc(100% - 24px));max-height:calc(100% - 24px);overflow-y:auto;padding:26px 24px 22px;border:1px solid var(--line-2);border-radius:var(--r-card);background:var(--panel);color:var(--ink);box-shadow:var(--shadow)}.auth-dialog::backdrop{background:var(--scrim)}.auth-close{position:absolute;top:10px;right:10px}.auth{display:grid;gap:12px}.auth-title{margin:0;font:900 24px/1.15 var(--f-display);letter-spacing:-.01em;padding-right:30px}.auth-why{margin:0;padding:10px 14px;border-radius:var(--r-item);background:color-mix(in srgb,var(--accent) 14%,transparent);color:var(--ink);font-size:13.5px;font-weight:500}.auth-sub{margin:0;color:var(--ink-soft);font-size:14px}.auth-field{display:grid;gap:6px;font-size:13px;font-weight:600}.auth-field input{height:var(--h-ctl-lg);padding:0 18px;border:1px solid var(--line-2);border-radius:var(--r-pill);background:var(--bg);color:var(--ink);font:400 15px var(--f-body);width:100%}.auth-field input:focus-visible{outline:none;border-color:var(--hover-line)}.auth-pw{position:relative;display:block}.auth-pw input{padding-right:46px}.auth-eye{position:absolute;right:4px;top:4px;width:36px;height:36px;border:0;border-radius:50%;background:none;color:var(--ink-soft);display:grid;place-items:center;cursor:pointer}.auth-eye svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:2}.auth-link{border:0;background:none;padding:0;color:var(--accent-text);font:inherit;font-weight:600;cursor:pointer;text-decoration:underline;text-underline-offset:3px}.auth-forgot{min-height:24px}.auth-forgot{justify-self:start;font-size:13px}.auth-err,.auth-ok{margin:0;padding:10px 14px;border-radius:var(--r-item);font-size:13.5px}.auth-err{background:var(--err-bg);color:var(--err-ink)}.auth-ok{background:color-mix(in srgb,#3ccf6e 18%,transparent);color:var(--ink)}.auth-submit{height:46px;justify-content:center;font-size:15px}.auth-switch,.auth-fine{margin:0;text-align:center;font-size:13.5px;color:var(--ink-soft)}.auth-fine{font-size:12px}.auth-fine a{color:inherit}.acc-body{max-width:720px}.acc-card{border:1px solid var(--line-2);border-radius:16px;background:var(--panel);padding:20px 22px;margin:18px 0;display:grid;gap:14px}.acc-card h2{margin:0}.acc-card h2:before{display:none}.acc-card p{margin:0}.acc-form{display:flex;gap:10px;align-items:end;flex-wrap:wrap}.acc-form .auth-field{flex:1 1 240px}.acc-form .btn{height:var(--h-ctl-lg)}.acc-row{display:flex;gap:12px;font-size:14px}.acc-k{color:var(--ink-soft);min-width:60px}.acc-plan{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.acc-feats{margin:0;padding-left:20px;display:grid;gap:4px;font-size:14px}.acc-auth{max-width:440px;margin:24px auto;border:1px solid var(--line-2);border-radius:var(--r-card);background:var(--panel);padding:26px 24px 22px}.acc-danger{border-color:color-mix(in srgb,var(--accent) 45%,var(--line-2))}.acc-del:not(:disabled){background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}.acc-loading{color:var(--ink-soft);margin:40px 0}.barbar [data-gate].locked:after,.tab-sel-bar [data-gate].locked:after{position:static;display:inline-block;margin-left:6px;vertical-align:-3px;box-shadow:none;width:15px;height:15px;background-size:8px 8px}.sheet{position:fixed;top:0;right:0;bottom:0;width:min(420px,100%);z-index:21;background:var(--bg);border-left:1px solid var(--line-2);box-shadow:var(--shadow);overflow-y:auto;overscroll-behavior:contain;display:flex;flex-direction:column;--sheet-pad-l: max(20px, env(safe-area-inset-left, 0px));--sheet-pad-r: max(20px, env(safe-area-inset-right, 0px))}.sheet.left{right:auto;left:0;border-left:0;border-right:1px solid var(--line-2);--sheet-pad-r: 20px}.sheet:not(.left){--sheet-pad-l: 20px}.sheet-head{position:sticky;top:0;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:calc(16px + env(safe-area-inset-top,0px)) var(--sheet-pad-r) 14px var(--sheet-pad-l);background:color-mix(in srgb,var(--bg) 92%,transparent);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}.sheet-title{min-width:0}.sheet-head h2{margin:0;font-size:20px;font-weight:700;letter-spacing:-.01em;line-height:1.2}.sheet-title p{margin:2px 0 0;font-size:12.5px;color:var(--ink-soft)}.sheet-close{flex:none;width:36px;height:36px;background:var(--panel);border:1px solid var(--line-2);color:var(--ink-soft)}.sheet-close:hover:not(:disabled){color:var(--ink);background:var(--panel-2)}.sheet-close .i{width:18px;height:18px}.sheet-body{display:grid;gap:24px;align-content:start;padding:20px var(--sheet-pad-r) calc(28px + env(safe-area-inset-bottom,0px)) var(--sheet-pad-l)}.sheet .hint{margin:0;line-height:1.45}.set-group{display:grid;gap:8px;min-width:0}.set-title{margin:0 4px;display:flex;align-items:center;gap:2px;font:600 11px var(--f-mono);text-transform:uppercase;letter-spacing:.08em;color:var(--ink-soft)}.set-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden}.set-item{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:52px;padding:10px 14px;margin:0;font-size:14px;color:var(--ink);width:100%;text-align:left;background:transparent;border:0;border-radius:0;text-decoration:none}.set-item+.set-item{border-top:1px solid var(--line)}label.set-item{cursor:pointer}.set-item.stack{display:grid;gap:10px;justify-content:stretch;padding-block:14px}.set-label{display:grid;gap:2px;min-width:0;font-weight:500;line-height:1.3}.set-label small{font-size:12px;font-weight:400;color:var(--ink-soft)}.set-desc{margin:0;font-size:12.5px;line-height:1.45;color:var(--ink-soft)}.set-foot{margin:0 4px;font-size:12.5px;line-height:1.45;color:var(--ink-soft)}.set-row-head{display:flex;align-items:baseline;justify-content:space-between;gap:12px}.set-inline{display:flex;align-items:center;gap:8px;flex:none}.set-link{cursor:pointer;font:inherit;font-size:14px}.set-link:hover,label.set-item:hover{background:color-mix(in srgb,var(--panel-2) 60%,transparent)}.set-chev{width:16px;height:16px;color:var(--ink-soft);flex:none}.sheet select{height:var(--h-ctl);padding:0 32px 0 14px;border:1px solid var(--line-2);border-radius:var(--r-pill);background-color:var(--panel);color:var(--ink);font:inherit;font-size:13.5px;cursor:pointer;appearance:none;-webkit-appearance:none;min-width:0;background-image:var(--chev);background-position:right 14px center;background-size:11px 7px;background-repeat:no-repeat}.sheet select:hover{border-color:var(--hover-line)}.set-item>select,.set-inline select{flex:none;width:168px;max-width:55%}.set-inline select{max-width:none;width:140px}.set-item.stack select{width:100%;max-width:none}.sheet input[type=checkbox]{appearance:none;-webkit-appearance:none;width:40px;height:24px;border-radius:999px;background:var(--line-2);position:relative;flex:none;cursor:pointer;transition:background .15s;margin:0}.sheet input[type=checkbox]:after{content:"";position:absolute;top:3px;left:3px;width:18px;height:18px;border-radius:50%;background:#fff;transition:transform .15s;box-shadow:0 1px 3px #0000004d}.sheet input[type=checkbox]:checked{background:var(--accent)}.sheet input[type=checkbox]:checked:after{transform:translate(16px);background:var(--accent-ink)}.sheet .btn.sm{padding:0 14px;font-size:13px;flex:none}.sheet .btn.icon.sm-icon{width:36px;height:36px;flex:none}.sheet .btn.icon.sm-icon .i{width:14px;height:14px}.syncrow{display:flex;align-items:center;gap:10px}.syncrow input{flex:1;min-width:0;accent-color:var(--accent)}.syncrow .ibtn{width:32px;height:32px;background:var(--panel-2);border:1px solid var(--line);font-size:17px;font-weight:600;flex:none}#syncOut{font-family:var(--f-mono);font-size:13px;font-variant-numeric:tabular-nums;color:var(--accent-text);font-weight:600}.set-premium{display:flex;align-items:center;gap:14px;width:100%;padding:14px 16px;text-align:left;cursor:pointer;color:var(--ink);font:inherit;border-radius:var(--r-md);border:1px solid color-mix(in srgb,var(--accent) 50%,var(--line-2));background:linear-gradient(135deg,color-mix(in srgb,var(--accent) 22%,var(--panel)),var(--panel) 70%);transition:border-color .15s,transform .15s}.set-premium:hover{border-color:var(--accent)}.set-premium-icon{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;flex:none;background:var(--accent);color:var(--accent-ink);box-shadow:0 8px 18px -8px color-mix(in srgb,var(--accent) 80%,transparent)}.set-premium-icon .i{width:20px;height:20px}.set-premium-text{flex:1;min-width:0;display:grid;gap:2px}.set-premium-text strong{font-size:15px;font-weight:700}.set-premium-text span{font-size:12.5px;color:var(--ink-soft)}.lib-add{width:100%;height:48px;justify-content:center;font-size:14.5px;cursor:pointer}.lib-add .i{width:18px;height:18px}.lib-drop-hint{margin:-14px 0 0;text-align:center;font-size:12px;color:var(--ink-soft)}.lib-list{list-style:none;margin:0;padding:0;display:grid;gap:8px}.lib-list:empty{display:none}.lib-item{display:flex;align-items:center;gap:4px;padding-right:6px;border-radius:var(--r-md);background:var(--panel);border:1px solid var(--line);transition:border-color .15s,background .15s}.lib-item:hover{border-color:var(--line-2)}.lib-item.cur{border-color:color-mix(in srgb,var(--accent) 60%,var(--line-2));background:color-mix(in srgb,var(--accent) 8%,var(--panel))}.lib-open{flex:1;min-width:0;display:flex;align-items:center;gap:12px;text-align:left;padding:10px 6px 10px 10px;border:0;border-radius:var(--r-md);background:transparent;color:var(--ink);font:inherit;cursor:pointer}.lib-icon{width:40px;height:40px;border-radius:var(--r-item);display:grid;place-items:center;flex:none;background:var(--panel-2);color:var(--ink-soft)}.lib-icon .i{width:18px;height:18px}.lib-item.cur .lib-icon{background:var(--accent);color:var(--accent-ink)}.lib-text{display:grid;gap:3px;min-width:0}.lib-title{font-weight:600;font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.lib-meta{font-size:12px;color:var(--ink-soft);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.lib-now{display:inline-block;margin-right:6px;padding:1px 7px;border-radius:999px;background:var(--accent);color:var(--accent-ink);font:600 10px var(--f-mono);letter-spacing:.04em;text-transform:uppercase;vertical-align:1px}.lib-del{flex:none;width:36px;height:36px;border-radius:50%;border:0;background:transparent;color:var(--ink-soft);display:grid;place-items:center;cursor:pointer}.lib-del:hover{background:var(--panel-2);color:var(--ink)}.lib-del .i{width:17px;height:17px}.lib-confirm{display:flex;align-items:center;gap:6px;flex:none}.lib-confirm button{height:32px;padding:0 12px;border-radius:999px;border:1px solid var(--line-2);background:var(--panel);color:var(--ink);font:inherit;font-weight:600;font-size:12.5px;cursor:pointer}.lib-confirm button.danger{background:#d4382c;border-color:#d4382c;color:#fff}.lib-empty{display:grid;justify-items:center;gap:6px;text-align:center;padding:28px 20px;border:1px dashed var(--line-2);border-radius:var(--r-md)}.lib-empty-icon{width:48px;height:48px;border-radius:50%;display:grid;place-items:center;background:var(--panel);color:var(--accent-text);margin-bottom:4px}.lib-empty-icon .i{width:22px;height:22px}.lib-empty strong{font-size:15px}.lib-empty p{margin:0;font-size:13px;color:var(--ink-soft)}.lib-sample{width:100%;height:42px;justify-content:center}.lib-sample .i{width:14px;height:14px;fill:currentColor;stroke:none}.lib-limit{margin:0;padding:12px 14px;border-radius:var(--r-md);background:var(--panel);border:1px solid var(--line);font-size:13px;line-height:1.45}.lib-limit .linkbtn{margin-left:4px}.lib-local{display:flex;align-items:flex-start;gap:8px;padding:0 4px}.lib-local[hidden]{display:none}.lib-local .i{width:14px;height:14px;flex:none;margin-top:2px}.lib-sync{display:flex;align-items:center;gap:8px;margin:0;padding:10px 12px;border-radius:var(--r-item);background:var(--panel);border:1px solid var(--line)}.lib-sync[hidden]{display:none}.lib-sync .i{width:16px;height:16px;flex:none;color:var(--accent-text)}.account-row{display:flex;gap:8px;flex-wrap:wrap}.plan-badge{padding:2px 10px;border-radius:999px;border:1px solid var(--line-2);font-weight:600;font-size:12.5px}.plan-badge.premium{border-color:var(--accent);color:var(--accent-text)}.linkbtn{border:0;background:none;padding:0;color:var(--accent-text);font:inherit;font-weight:600;text-decoration:underline;text-underline-offset:3px;cursor:pointer}.linkbtn:disabled{color:var(--ink-soft);text-decoration:none;cursor:default}@media(max-width:600px){.sheet{width:100%;border:0}.set-item>select{width:150px}.sheet .btn.primary span{display:inline}.set-inline select{width:130px}.set-item:has(.set-inline) .set-label small{display:none}}.learn-btn{border-color:color-mix(in srgb,var(--accent) 55%,var(--line-2))}.learn-btn .i{width:15px;height:15px}.learn-panel{max-width:1440px;margin:0 auto 18px;padding:16px 18px;border-radius:var(--r-card);background:var(--panel);border:1px solid var(--line-2);display:grid;gap:12px}.learn-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}.learn-heading{min-width:0}.learn-kicker{margin:0 0 2px;font:600 11px var(--f-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--accent-text)}.learn-panel h2{margin:0;font-size:20px;font-weight:700;letter-spacing:-.01em}.learn-text{margin:0;font-size:14px;line-height:1.5;color:var(--ink-soft);max-width:70ch}.learn-text strong{color:var(--ink)}.learn-actions{display:flex;flex-wrap:wrap;gap:8px}.learn-actions .btn.primary{margin-left:auto}.learn-track{list-style:none;margin:0;padding:0;display:flex;gap:4px;flex-wrap:wrap}.learn-track li{flex:1 1 0;min-width:22px;height:6px;border-radius:var(--r-pill);background:var(--line-2)}.learn-track li.done{background:color-mix(in srgb,var(--accent) 55%,var(--line-2))}.learn-track li.now{background:var(--accent)}body.learning .viewswitch,body.learn-tab .chartcol{display:none!important}body.learn-tab .tabcol{display:block!important}body.learn-tab .cols,body.learn-tiles .cols,body.learn-song .cols{grid-template-columns:minmax(0,1fr)}body.learn-tiles .tabcol,body.learn-song .tabcol{display:none!important}body.learn-tiles .chartcol,body.learn-song .chartcol{display:block!important;max-width:900px;width:100%;margin:0 auto}body.learning .sbtn[aria-label^=Practise],body.learning .learn-btn{display:none}@media(max-width:600px){.learn-panel{padding:14px;margin-bottom:12px}.learn-panel h2{font-size:18px}.learn-actions .btn{flex:1 1 auto;justify-content:center}.learn-actions .btn.primary{margin-left:0;flex-basis:100%}.learn-btn span{display:none}}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}.chart:empty{min-height:100vh}#songMeta:empty:before{content:" "}.acc-head{display:flex;align-items:flex-end;justify-content:space-between;gap:12px 24px;flex-wrap:wrap}.acc-head .lead{margin-bottom:0}.acc-head #signOutHere{margin-bottom:4px}.acc-all{display:flex;align-items:center;justify-content:space-between;gap:8px 16px;flex-wrap:wrap;margin-top:8px}.bm-metro{display:inline-flex;align-items:stretch}.bm-metro .bm-opt{border-radius:var(--r-pill) 0 0 var(--r-pill)}.bm-metro .bm-sound{border-radius:0 var(--r-pill) var(--r-pill) 0;border-left:0;max-width:200px}.bm-metro:has(#bmMetro:not(:checked)) .bm-sound{opacity:.55}.learn-cta{max-width:1440px;margin:0 auto 18px;padding:16px 18px;border-radius:var(--r-card);display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:14px 18px;background:linear-gradient(120deg,color-mix(in srgb,var(--accent) 16%,var(--panel)) 0%,var(--panel) 70%);border:1px solid color-mix(in srgb,var(--accent) 45%,var(--line-2))}.learn-cta .lc-icon{width:48px;height:48px;border-radius:var(--r-item);display:grid;place-items:center;background:var(--accent);color:var(--accent-ink)}.learn-cta .lc-icon .i{width:26px;height:26px}.learn-cta .lc-kicker{margin:0 0 2px;font:600 11px var(--f-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--accent-text);display:flex;align-items:center;gap:8px;flex-wrap:wrap}.learn-cta .lc-tag{font:500 10px var(--f-body);letter-spacing:.06em;padding:2px 8px;border-radius:var(--r-pill);border:1px solid color-mix(in srgb,var(--accent) 45%,var(--line-2));color:var(--ink-soft);text-transform:uppercase}.learn-cta h2{margin:0 0 4px;font-size:18px;font-weight:700}.learn-cta p#learnCtaText{margin:0;font-size:13.5px;color:var(--ink-soft);line-height:1.45;max-width:70ch}.learn-cta .lc-btn{white-space:nowrap}body.learning .learn-cta{display:none}@media(max-width:600px){.learn-cta{grid-template-columns:auto 1fr;padding:14px;gap:10px 12px;margin-bottom:12px}.learn-cta .lc-icon{width:40px;height:40px}.learn-cta h2{font-size:16px}.learn-cta .lc-btn{grid-column:1 / -1;width:100%;justify-content:center}}.bm-staff .nt .tq{position:absolute;left:50%;bottom:calc(100% - 4px);transform:translate(-50%);white-space:nowrap;font:700 10.5px/1 var(--f-mono);letter-spacing:.02em;padding:2px 5px;border-radius:var(--r-pill);background:var(--panel);color:var(--accent-text);border:1px solid color-mix(in srgb,var(--accent) 45%,var(--line-2));pointer-events:auto}.bm-staff .nt.on .tq{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}.bm-staff .nt.ghost{color:var(--ink-soft);font-weight:500}.bm-staff .nt.tied{opacity:.55}.bm-beattech{position:relative;height:22px;margin-bottom:10px}.bm-beattech.empty{height:0;margin-bottom:0}.bm-beattech .btq{position:absolute;top:0;transform:translate(-50%);display:inline-flex;align-items:center;gap:6px;white-space:nowrap;font:700 11px/22px var(--f-mono);color:var(--ink)}.dyn{font:italic 700 15px/1 Georgia,Times New Roman,serif;color:var(--accent-text);letter-spacing:.02em}.bm-legend{margin-top:12px;align-items:baseline}.bm-techs{display:flex;flex-wrap:wrap;gap:6px 16px;margin:0;padding:0;list-style:none;font-size:13px;color:var(--ink-soft)}.bm-techs b{font:700 11px var(--f-mono);color:var(--accent-text);margin-right:2px}.bm-techs .dyn{font-size:14px;margin-right:2px}@media(max-width:640px){.bm-staff .nt .tq{font-size:9.5px;padding:1px 4px}.bm-techs{font-size:12px;gap:4px 12px}}.contact .contact-first{margin:10px 0 0;font-size:13.5px}.contact-form{max-width:70ch;margin-top:22px}.contact-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}@media(max-width:560px){.contact-row{grid-template-columns:1fr}}.auth-field select,.auth-field textarea{width:100%;border:1px solid var(--line-2);background:var(--bg);color:var(--ink);font:400 15px var(--f-body)}.auth-field select{height:var(--h-ctl-lg);padding:0 14px;border-radius:var(--r-pill)}.auth-field textarea{padding:12px 16px;border-radius:var(--r-md);resize:vertical;min-height:150px;line-height:1.5}.auth-field :is(select,textarea):focus-visible{outline:none;border-color:var(--hover-line)}.contact-hp{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}.contact-send{display:flex;gap:14px;align-items:center;flex-wrap:wrap}.contact-send .btn{height:var(--h-ctl-lg);padding-inline:22px}.contact-send .btn:disabled{opacity:.6;cursor:default}.contact-status{margin:0;font-size:14px;font-weight:500;flex:1 1 220px}.contact-status.ok{color:var(--ink)}.contact-status.ok:before{content:"✓ ";color:var(--accent-text);font-weight:700}.contact-status.err{color:var(--accent-text)}
