@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;600;700&family=Outfit:wght@300;400;500;600;700;800;900&display=swap');:root{--bg-900:#0a0a0f;--bg-800:#12121a;--bg-700:#1a1a26;--bg-600:#242436;--bg-500:#2e2e44;--text-100:#f0f0f5;--text-200:#b8b8cc;--text-300:#8888a0;--accent-blue:#4488ff;--accent-cyan:#00ddff;--accent-purple:#8844ff;--note-green:#79D304;--note-red:#FF1D23;--note-yellow:#FFE900;--note-blue:#00BFFF;--note-orange:#FF8400;--note-open:#C800FF;--note-kick:#ff6600;--sp-glow:#00ccff;--ghl-black1:#252535;--ghl-black2:#2d2d40;--ghl-black3:#35354a;--ghl-white1:#f0f0f8;--ghl-white2:#eaeaf2;--ghl-white3:#e4e4ec}*{margin:0;padding:0;box-sizing:border-box}html,body{overflow:hidden;height:100%;width:100%;margin:0;padding:0}body{font-family:'Outfit',sans-serif;background:var(--bg-900);color:var(--text-100)}#app{display:grid;grid-template-rows:48px 30px 1fr 4px var(--bottom-h,200px);grid-template-columns:var(--left-w,260px) 4px 1fr 4px var(--right-w,280px);height:100%;width:100%;overflow:hidden}.resize-handle{background:var(--bg-600);cursor:col-resize;z-index:10;transition:background 0.15s}.resize-handle:hover,.resize-handle.active{background:var(--accent-blue)}.resize-handle-h{grid-column:1 / -1;height:4px;cursor:row-resize;background:var(--bg-600);z-index:10;transition:background 0.15s}.resize-handle-h:hover,.resize-handle-h.active{background:var(--accent-blue)}#topbar{grid-column:1 / -1;background:var(--bg-800);border-bottom:1px solid var(--bg-600);display:flex;align-items:center;padding:0 16px;gap:12px;z-index:100}#topbar .logo{font-weight:900;font-size:18px;letter-spacing:-0.5px;background:linear-gradient(135deg,var(--accent-cyan),var(--accent-purple));-webkit-background-clip:text;-webkit-text-fill-color:transparent;margin-right:8px}#topbar .logo span{font-weight:400;font-size:11px;opacity:0.6;-webkit-text-fill-color:var(--text-300)}.tb-btn{background:var(--bg-600);border:1px solid var(--bg-500);color:var(--text-200);padding:6px 14px;border-radius:6px;font-family:'Outfit',sans-serif;font-size:13px;font-weight:500;cursor:pointer;transition:all 0.15s;display:flex;align-items:center;gap:6px}.icon{width:16px;height:16px;display:inline-block;vertical-align:middle;flex-shrink:0}.icon svg{width:100%;height:100%;display:block}.tb-btn:hover{background:var(--bg-500);color:var(--text-100)}.tb-btn.primary{background:var(--accent-blue);border-color:var(--accent-blue);color:#fff}.tb-btn.primary:hover{filter:brightness(1.2)}#feedback-btn.active{background:var(--note-green);border-color:var(--note-green);color:#000}#metronome-btn.active{background:var(--accent-purple);border-color:var(--accent-purple);color:#fff}#settings-overlay{position:fixed;top:60px;left:50%;transform:translateX(-50%);width:560px;max-width:90vw;min-width:400px;min-height:300px;height:70vh;background:var(--bg-800);border:1px solid var(--bg-500);border-radius:8px;z-index:10000;box-shadow:0 6px 24px rgba(0,0,0,0.5);overflow:hidden;display:flex;flex-direction:column}#custinst-overlay{display:none;position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,0.7);z-index:9000;justify-content:center;align-items:center}#custinst-overlay.active{display:flex}#note-type-menu{display:none;position:fixed;z-index:9999;background:var(--bg-700);border:1px solid var(--bg-500);border-radius:6px;padding:4px 0;box-shadow:0 4px 16px rgba(0,0,0,0.6);min-width:140px}#note-type-menu button{display:block;width:100%;text-align:left;padding:6px 14px;background:none;border:none;color:var(--text-200);font-size:12px;font-family:'Outfit',sans-serif;cursor:pointer}#note-type-menu button:hover{background:var(--bg-600);color:var(--text-100)}#note-type-menu .menu-sep{height:1px;background:var(--bg-500);margin:3px 8px}#lyrics-overlay{position:fixed;top:60px;left:50%;transform:translateX(-50%);width:700px;max-width:90vw;min-width:400px;min-height:300px;height:60vh;background:var(--bg-800);border:1px solid var(--bg-500);border-radius:8px;z-index:9000;box-shadow:0 6px 24px rgba(0,0,0,0.5);overflow:hidden;display:flex;flex-direction:column}#lyrics-editor{display:flex;flex-direction:column;flex:1;overflow:hidden}#lyrics-editor .le-body{display:flex;flex:1;overflow:hidden;min-height:0}.le-edit-mode{flex:1;padding:16px;display:flex;flex-direction:column;gap:10px;overflow:hidden}.le-edit-mode textarea{flex:1;background:var(--bg-700);border:1px solid var(--bg-500);border-radius:6px;color:var(--text-100);font-family:'JetBrains Mono',monospace;font-size:14px;padding:12px;resize:none;line-height:1.8}.le-view-mode{flex:1;padding:16px;overflow-y:auto}.le-flow{font-family:'JetBrains Mono',monospace;font-size:14px;line-height:2.2}.le-flow .le-syl{display:inline;cursor:default;padding:2px 1px;border-radius:3px;transition:color 0.15s}.le-flow .le-syl.placed{color:var(--text-300);opacity:0.45}.le-flow .le-syl.current{color:#FF8400;font-weight:700}.le-flow .le-syl.unplaced{color:var(--text-100)}.le-flow .le-syl.connector{color:var(--text-300);opacity:0.3}.le-flow .le-phrase-break{display:block;height:12px}.le-footer{padding:12px 20px;border-top:1px solid var(--bg-600);display:flex;gap:10px;align-items:center;flex-wrap:wrap;flex-shrink:0}.le-footer button{padding:7px 16px;border-radius:5px;border:1px solid var(--bg-500);background:var(--bg-600);color:var(--text-200);font-size:13px;font-family:'Outfit',sans-serif;cursor:pointer}.le-footer button:hover{background:var(--bg-500);color:var(--text-100)}.le-footer button.primary{background:var(--accent-blue);color:#fff;border-color:var(--accent-blue)}.le-footer button.danger{background:rgba(255,50,50,0.2);color:#ff6644;border-color:rgba(255,50,50,0.3)}.le-tap-active{animation:tapPulse 0.5s infinite alternate}@keyframes tapPulse{from{box-shadow:0 0 0 0 rgba(68,136,255,0.4)}to{box-shadow:0 0 12px 4px rgba(68,136,255,0.6)}}.stat-card{background:var(--bg-700);border:1px solid var(--bg-600);border-radius:8px;padding:12px 14px}.stat-card .stat-val{font-size:22px;font-weight:800;color:var(--text-100);font-family:'JetBrains Mono',monospace}.stat-card .stat-label{font-size:11px;color:var(--text-400);margin-top:2px;text-transform:uppercase;letter-spacing:0.5px}.stat-card.accent .stat-val{color:var(--accent-cyan)}.stat-card.purple .stat-val{color:var(--accent-purple)}.stat-card.orange .stat-val{color:var(--note-orange)}.stat-card.green .stat-val{color:var(--note-green)}.stat-card.yellow .stat-val{color:var(--note-yellow)}.stat-card.red .stat-val{color:var(--note-red)}#settings-dialog{flex:1;display:flex;flex-direction:column;overflow:hidden}.settings-tabs{display:flex;background:var(--bg-700);border-bottom:1px solid var(--bg-600);flex-shrink:0}.settings-tab{flex:1;padding:6px 12px;background:none;border:none;color:var(--text-300);font-family:'Outfit',sans-serif;font-size:11px;font-weight:600;cursor:pointer;border-bottom:2px solid transparent;transition:all 0.15s;text-align:center;text-transform:uppercase;letter-spacing:0.5px}.settings-tab:hover{color:var(--text-100);background:var(--bg-700)}.settings-tab.active{color:var(--accent-cyan);border-bottom-color:var(--accent-cyan)}.settings-panel{display:none;padding:20px 24px;overflow-y:auto;flex:1}.settings-panel.active{display:block}.settings-section{margin-bottom:20px}.settings-section h4{margin:0 0 10px;font-size:13px;color:var(--text-100);font-weight:700;text-transform:uppercase;letter-spacing:0.5px}.settings-row{display:flex;align-items:center;justify-content:space-between;padding:8px 0;border-bottom:1px solid var(--bg-700)}.settings-row label{font-size:12px;color:var(--text-200)}.settings-row .desc{font-size:10px;color:var(--text-400);margin-top:2px}.settings-control{display:flex;align-items:center;gap:8px}.settings-control input[type="range"]{width:100px}.settings-control .vol-display{font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--text-200);min-width:32px;text-align:right}.settings-control select{background:var(--bg-700);border:1px solid var(--bg-500);color:var(--text-100);padding:4px 8px;border-radius:4px;font-size:12px}.settings-control input[type="number"]{background:var(--bg-700);border:1px solid var(--bg-500);color:var(--text-100);padding:4px 8px;border-radius:4px;font-size:12px;width:52px}.settings-toggle{width:36px;height:20px;background:var(--bg-600);border:1px solid var(--bg-500);border-radius:10px;cursor:pointer;position:relative;transition:all 0.2s}.settings-toggle.on{background:var(--accent-cyan);border-color:var(--accent-cyan)}.settings-toggle::after{content:'';position:absolute;top:2px;left:2px;width:14px;height:14px;background:#fff;border-radius:50%;transition:all 0.2s}.settings-toggle.on::after{left:18px}.preview-chip{padding:4px 10px;border-radius:4px;border:1px solid var(--bg-500);background:var(--bg-700);color:var(--text-300);font-size:11px;font-family:'Outfit',sans-serif;cursor:pointer;transition:all 0.15s}.preview-chip:hover{border-color:var(--text-200);color:var(--text-100)}.preview-chip.on{background:var(--accent-blue);border-color:var(--accent-blue);color:#fff}#settings-dialog .btn-row{display:flex;gap:8px;padding:12px 24px;border-top:1px solid var(--bg-600);justify-content:flex-end}#settings-dialog .btn-row button{padding:6px 14px;border-radius:4px;border:1px solid var(--bg-500);background:var(--bg-700);color:var(--text-100);cursor:pointer;font-size:12px}#settings-dialog .btn-row button:hover{border-color:var(--accent-cyan)}#settings-dialog .btn-row button.danger{color:#ff6644}.keybind-row{display:flex;align-items:center;gap:8px;padding:5px 0;border-bottom:1px solid var(--bg-700)}.keybind-label{flex:1;font-size:12px;color:var(--text-200)}.keybind-btn{background:var(--bg-700);border:1px solid var(--bg-500);color:var(--text-100);padding:4px 12px;border-radius:4px;font-size:12px;font-family:'JetBrains Mono',monospace;cursor:pointer;min-width:60px;text-align:center}.keybind-btn:hover{border-color:var(--accent-cyan)}.keybind-btn.listening{border-color:var(--accent-cyan);background:var(--bg-600);color:var(--accent-cyan);animation:pulse 1s infinite}@keyframes pulse{50%{opacity:0.6}}.keybind-reset{background:none;border:none;color:var(--text-300);font-size:14px;cursor:pointer;padding:2px 6px}.keybind-reset:hover{color:var(--accent-cyan)}#debug-overlay{display:none;position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,0.8);z-index:9999;justify-content:center;align-items:center}#debug-overlay.active{display:flex}#debug-dialog{background:var(--bg-900);border:1px solid var(--bg-600);border-radius:10px;padding:16px;width:600px;max-height:80vh;display:flex;flex-direction:column}#debug-dialog h3{margin:0 0 8px;color:var(--text-100);font-size:14px}#debug-log{flex:1;overflow-y:auto;font-family:'JetBrains Mono',monospace;font-size:11px;background:#000;color:#ccc;padding:8px;border-radius:4px;max-height:60vh;white-space:pre-wrap;word-break:break-all;user-select:text}#debug-log .log-error{color:#ff4444}#debug-log .log-warn{color:#ffaa00}#debug-log .log-info{color:#88ccff}#debug-dialog .btn-row{display:flex;gap:8px;margin-top:10px;justify-content:flex-end}#debug-dialog .btn-row button{padding:5px 12px;border-radius:4px;border:1px solid var(--bg-500);background:var(--bg-700);color:var(--text-100);cursor:pointer;font-size:11px}#debug-dialog .btn-row button:hover{border-color:var(--accent-cyan)}.tb-sep{width:1px;height:24px;background:var(--bg-600)}.tb-dropdown{position:relative}.tb-dropdown-menu{display:none;position:absolute;top:100%;left:0;background:var(--bg-800);border:1px solid var(--bg-500);border-radius:6px;padding:4px 0;min-width:180px;box-shadow:0 6px 20px rgba(0,0,0,0.5);z-index:1010}.tb-dropdown-menu.open{display:block}.tb-dropdown-menu button{display:flex;align-items:center;gap:8px;width:100%;padding:7px 12px;background:none;border:none;color:var(--text-200);font-size:12px;font-family:'Outfit',sans-serif;cursor:pointer;text-align:left}.tb-dropdown-menu button:hover{background:var(--bg-600);color:var(--text-100)}.tb-dropdown-menu button .icon{width:16px;height:16px;flex-shrink:0}.tb-dropdown-menu button .icon svg{width:16px;height:16px}.tb-select{background:var(--bg-700);border:1px solid var(--bg-500);color:var(--text-100);padding:5px 22px 5px 10px;border-radius:6px;font-family:'Outfit',sans-serif;font-size:13px;cursor:pointer;-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' fill='none' stroke='%23888' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 8px center}input[type=number]::-webkit-inner-spin-button,input[type=number]::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}input[type=number]{-moz-appearance:textfield}.tb-group{display:flex;align-items:center;gap:6px}.tb-group label{font-size:11px;color:var(--text-300);text-transform:uppercase;letter-spacing:0.5px;font-weight:600}#song-info{margin-left:auto;font-size:12px;color:var(--text-300);text-align:right}#song-info .title{color:var(--text-100);font-weight:600;font-size:14px}#tab-bar{grid-column:1 / -1;grid-row:2;background:var(--bg-900);border-bottom:1px solid var(--bg-600);display:flex;align-items:stretch;overflow-x:auto;overflow-y:hidden;padding:0 4px;gap:1px;z-index:99}#tab-bar::-webkit-scrollbar{height:0}.chart-tab{display:flex;align-items:center;gap:6px;padding:0 12px;background:var(--bg-800);border:none;border-top:2px solid transparent;color:var(--text-300);font-family:'Outfit',sans-serif;font-size:11px;font-weight:500;cursor:pointer;white-space:nowrap;min-width:0;max-width:200px;transition:all 0.1s;flex-shrink:0}.chart-tab:hover{background:var(--bg-700);color:var(--text-100)}.chart-tab.active{background:var(--bg-700);color:var(--text-100);border-top-color:var(--accent-cyan)}.chart-tab .tab-name{overflow:hidden;text-overflow:ellipsis}.chart-tab .tab-close{width:14px;height:14px;border-radius:3px;display:flex;align-items:center;justify-content:center;background:none;border:none;color:var(--text-400);font-size:12px;cursor:pointer;padding:0;flex-shrink:0}.chart-tab .tab-close:hover{background:rgba(255,50,50,0.3);color:#ff6644}.tab-add{display:flex;align-items:center;justify-content:center;width:28px;min-width:28px;background:none;border:none;color:var(--text-400);font-size:16px;cursor:pointer;flex-shrink:0}.tab-add:hover{color:var(--accent-cyan)}#left-panel{grid-column:1;grid-row:3;background:var(--bg-800);border-right:none;overflow-y:auto;overflow-x:hidden;padding:12px;min-width:0}.panel-section{margin-bottom:16px}.panel-section h3{font-size:10px;text-transform:uppercase;letter-spacing:1px;color:var(--text-300);margin-bottom:8px;font-weight:700}.panel-section h3.dockable{cursor:grab;display:flex;align-items:center;gap:6px;user-select:none}.panel-section h3.dockable:active{cursor:grabbing}.panel-section h3.dockable::before{content:'⠿';font-size:12px;color:var(--text-300);opacity:0.4;line-height:1}.panel-section h3.dockable:hover::before{opacity:0.8}.floating-panel{position:fixed;width:240px;min-width:200px;min-height:120px;background:var(--bg-800);border:1px solid var(--bg-500);border-radius:8px;z-index:1002;box-shadow:0 6px 24px rgba(0,0,0,0.5);overflow:hidden;display:flex;flex-direction:column}.float-resize{position:absolute;bottom:0;right:0;width:14px;height:14px;cursor:nwse-resize;opacity:0.3;transition:opacity 0.15s}.float-resize:hover{opacity:0.7}.float-resize svg{width:14px;height:14px;display:block}.float-titlebar{display:flex;align-items:center;justify-content:space-between;padding:6px 10px;background:var(--bg-700);cursor:grab;font-size:10px;font-weight:700;color:var(--text-300);text-transform:uppercase;letter-spacing:1px;user-select:none;flex-shrink:0}.float-titlebar:active{cursor:grabbing}.float-titlebar button:hover{color:#ff4444 !important}.floating-panel .float-body{padding:10px;flex:1;overflow-y:auto;overflow-x:hidden;display:flex;flex-direction:column}.floating-panel .float-body>h3{display:none}.floating-panel .float-body .event-list{flex:1;max-height:none;overflow-y:auto}.instrument-btn{width:100%;text-align:left;background:var(--bg-700);border:1px solid transparent;color:var(--text-200);padding:8px 12px;border-radius:6px;font-family:'Outfit',sans-serif;font-size:13px;cursor:pointer;margin-bottom:4px;transition:all 0.15s;display:flex;justify-content:space-between;align-items:center}.instrument-btn:hover{background:var(--bg-600)}.instrument-btn.active{background:var(--accent-blue);border-color:var(--accent-blue);color:#fff}.instrument-btn .badge{font-size:10px;background:rgba(255,255,255,0.15);padding:2px 6px;border-radius:4px;font-weight:600}.instrument-split-btn{width:26px;height:26px;min-width:26px;background:transparent;border:1px solid transparent;border-radius:4px;color:var(--text-400);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all 0.15s;padding:0}.instrument-split-btn:hover{background:var(--bg-600);color:var(--text-100);border-color:var(--bg-500)}.instrument-split-btn.on{background:var(--accent-blue);color:#fff;border-color:var(--accent-blue)}.diff-row{display:flex;gap:4px;margin-bottom:12px}.diff-btn{flex:1;background:var(--bg-700);border:1px solid transparent;color:var(--text-300);padding:5px 4px;border-radius:4px;font-family:'Outfit',sans-serif;font-size:11px;font-weight:600;cursor:pointer;text-align:center;transition:all 0.15s}.diff-btn:hover{background:var(--bg-600)}.diff-btn.active{background:var(--accent-purple);border-color:var(--accent-purple);color:#fff}.audio-track{display:flex;align-items:center;gap:8px;padding:6px 8px;margin-bottom:3px;border-radius:4px;background:var(--bg-700)}.audio-track label{font-size:11px;color:var(--text-200);flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.audio-track input[type="range"]{width:60px;accent-color:var(--accent-cyan)}.audio-track .mute-btn,.audio-track .solo-btn{width:22px;height:22px;background:var(--bg-600);border:none;border-radius:3px;color:var(--text-300);font-size:10px;font-weight:700;cursor:pointer;display:flex;align-items:center;justify-content:center}.audio-track .mute-btn.muted{background:var(--note-red);color:#fff}.audio-track .solo-btn.soloed{background:var(--note-yellow);color:#000}.audio-track.master-track{background:var(--bg-600);border:1px solid var(--accent-cyan);margin-bottom:0;padding:8px 8px;cursor:pointer;position:relative}.audio-track.master-track label{font-weight:700;color:var(--accent-cyan);font-size:12px;letter-spacing:0.5px}.audio-stems-toggle{width:18px;height:18px;background:none;border:none;color:var(--text-300);font-size:12px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:transform 0.2s}.audio-stems-toggle.open{transform:rotate(90deg)}.audio-stems-wrap{overflow:hidden;max-height:0;transition:max-height 0.25s ease}.audio-stems-wrap.open{max-height:500px}.audio-stems-inner{border:1px solid var(--bg-500);border-top:none;border-radius:0 0 6px 6px;margin-bottom:8px;background:var(--bg-800)}.vol-pct{font-family:'JetBrains Mono',monospace;font-size:10px;color:var(--text-300);min-width:32px;text-align:right}#viewport{position:relative;overflow:hidden;background:#000;min-width:0;min-height:0;contain:strict;grid-column:3;grid-row:3}#viewport canvas{display:block}#viewport-overlay{position:absolute;top:0;left:0;right:0;bottom:0;pointer-events:none;z-index:10}#fps-counter{position:absolute;top:6px;left:6px;font-family:'JetBrains Mono',monospace;font-size:10px;color:rgba(255,255,255,0.25);pointer-events:none}#position-info{position:absolute;top:12px;right:12px;font-family:'JetBrains Mono',monospace;font-size:12px;color:var(--text-300);background:rgba(0,0,0,0.6);padding:6px 12px;border-radius:6px;text-align:right}#drop-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,200,255,0.08);border:3px dashed var(--accent-cyan);display:none;align-items:center;justify-content:center;z-index:600;pointer-events:none}#drop-overlay.active{display:flex}#drop-overlay .drop-text{font-size:24px;font-weight:700;color:var(--accent-cyan);text-align:center}#drop-overlay .drop-text small{display:block;font-size:14px;font-weight:400;color:var(--text-300);margin-top:4px}#welcome-screen{position:fixed;top:0;left:0;right:0;bottom:0;display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:5000;background:var(--bg-800);background-image:radial-gradient(ellipse at 50% 40%,rgba(68,136,255,0.06) 0%,transparent 60%)}#welcome-screen h1{font-size:52px;font-weight:900;letter-spacing:-1px;background:linear-gradient(135deg,var(--accent-cyan),var(--accent-purple));-webkit-background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:6px}#welcome-screen .welcome-subtitle{color:var(--text-300);font-size:15px;margin-bottom:36px}.welcome-btn{background:var(--bg-600);border:1px solid var(--bg-500);color:var(--text-100);padding:16px 28px;border-radius:12px;font-family:'Outfit',sans-serif;font-size:15px;font-weight:600;cursor:pointer;transition:all 0.2s;display:flex;align-items:center;gap:12px;min-width:200px}.welcome-btns{display:flex;flex-direction:column;gap:10px;width:280px}.welcome-btn:hover{background:var(--bg-500);border-color:var(--accent-cyan);transform:translateY(-1px)}.welcome-btn-primary{background:linear-gradient(135deg,var(--accent-blue),var(--accent-purple));border:none;color:#fff}.welcome-btn-primary:hover{filter:brightness(1.15);transform:translateY(-1px)}.welcome-btn-secondary{background:var(--bg-600);border:1px solid var(--bg-500)}.welcome-btn-secondary:hover{background:var(--bg-500)}.welcome-btn .icon{opacity:0.7}.welcome-btn-primary .icon{opacity:1}.welcome-drop-hint{color:var(--text-400,#555);font-size:12px;margin-top:20px;display:flex;align-items:center;gap:6px}#right-panel{background:var(--bg-800);border-left:none;overflow-y:auto;overflow-x:hidden;padding:12px;min-width:0}.note-info-card{background:var(--bg-700);border-radius:8px;padding:12px;margin-bottom:8px}.note-info-card h4{font-size:12px;color:var(--text-300);margin-bottom:6px;font-weight:600}.note-info-card .val{font-family:'JetBrains Mono',monospace;font-size:14px;color:var(--text-100)}.event-list{max-height:200px;overflow-y:auto}.event-item{display:flex;align-items:center;gap:8px;padding:4px 8px;font-size:11px;color:var(--text-200);border-bottom:1px solid var(--bg-600)}.event-item .tick{font-family:'JetBrains Mono',monospace;color:var(--accent-cyan);min-width:60px}.event-item .evt-text{flex:1}.event-item .evt-actions{display:flex;gap:2px;opacity:0;transition:opacity 0.15s}.event-item:hover .evt-actions{opacity:1}.evt-btn{width:20px;height:20px;background:var(--bg-600);border:none;border-radius:3px;color:var(--text-300);font-size:10px;cursor:pointer;display:flex;align-items:center;justify-content:center}.evt-btn:hover{background:var(--bg-500);color:var(--text-100)}.evt-btn.del:hover{background:var(--note-red);color:#fff}.sync-add-row{display:flex;gap:4px;margin-bottom:8px}.sync-add-btn{flex:1;background:var(--bg-700);border:1px dashed var(--bg-500);color:var(--text-300);padding:5px 4px;border-radius:4px;font-family:'Outfit',sans-serif;font-size:10px;font-weight:600;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:3px;transition:all 0.15s}.sync-add-btn .icon{width:12px;height:12px}.sync-add-btn:hover{background:var(--bg-600);color:var(--text-100);border-color:var(--accent-cyan)}#timeline{grid-column:1 / -1;background:var(--bg-800);border-top:none;display:flex;flex-direction:column;min-height:0;overflow:hidden}#timeline-controls{display:flex;align-items:center;gap:8px;padding:8px 16px;border-bottom:1px solid var(--bg-600)}.play-btn{width:36px;height:36px;background:var(--accent-blue);border:none;border-radius:50%;color:#fff;font-size:14px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all 0.15s}.play-btn svg{width:18px;height:18px}.play-btn:hover{filter:brightness(1.2);transform:scale(1.05)}#time-display{font-family:'JetBrains Mono',monospace;font-size:15px;color:var(--text-100);min-width:120px}#tempo-display{font-family:'JetBrains Mono',monospace;font-size:12px;color:var(--text-300)}#timeline-scrub{flex:1;height:6px;-webkit-appearance:none;appearance:none;background:var(--bg-600);border-radius:3px;outline:none;cursor:pointer}#timeline-scrub::-webkit-slider-thumb{-webkit-appearance:none;width:14px;height:14px;background:var(--accent-cyan);border-radius:50%;cursor:pointer;box-shadow:0 0 8px rgba(0,221,255,0.4)}#speed-control{width:60px;text-align:center}#note-chart{flex:1;position:relative;overflow:hidden;cursor:crosshair}#note-chart canvas{width:100%;height:100%}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--bg-500);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--bg-600)}#loading-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(10,10,15,0.95);display:none;align-items:center;justify-content:center;z-index:5000;flex-direction:column;gap:16px}#loading-overlay.active{display:flex}.loader{width:48px;height:48px;border:3px solid var(--bg-600);border-top-color:var(--accent-cyan);border-radius:50%;animation:spin 0.8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}#loading-text{font-size:14px;color:var(--text-300)}#new-chart-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(10,10,15,0.85);display:none;align-items:center;justify-content:center;z-index:5500}#new-chart-overlay.active{display:flex}#sync-edit-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(10,10,15,0.85);display:none;align-items:center;justify-content:center;z-index:1001}#sync-edit-overlay.active{display:flex}#tap-tempo-window{position:fixed;width:200px;min-width:180px;min-height:280px;background:var(--bg-800);border:1px solid var(--bg-500);border-radius:8px;z-index:1002;box-shadow:0 6px 24px rgba(0,0,0,0.5);user-select:none;overflow:hidden;display:flex;flex-direction:column}#tap-tempo-titlebar{border-radius:8px 8px 0 0}#tap-tempo-btn:active{background:var(--accent-cyan) !important;color:#000 !important;transform:scale(0.95)}#songini-overlay{position:fixed;top:60px;left:50%;transform:translateX(-50%);width:620px;min-width:400px;min-height:300px;max-height:65vh;background:var(--bg-800);border:1px solid var(--bg-500);border-radius:8px;z-index:1002;box-shadow:0 6px 24px rgba(0,0,0,0.5);overflow:hidden;display:flex;flex-direction:column}.songini-dialog{padding:16px 24px;flex:1;overflow-y:auto;color:var(--text-100)}.songini-dialog h3{margin:16px 0 8px;font-size:13px;color:var(--accent-purple);text-transform:uppercase;letter-spacing:1px}.songini-row{display:flex;align-items:center;margin-bottom:8px;gap:8px}.songini-row label{width:140px;font-size:12px;color:var(--text-200);flex-shrink:0}.songini-row input,.songini-row select{flex:1;background:var(--bg-700);border:1px solid var(--bg-600);color:var(--text-100);padding:5px 8px;border-radius:4px;font-size:12px;font-family:inherit}.songini-row input:focus,.songini-row select:focus{border-color:var(--accent-cyan);outline:none}.songini-row input[type="number"]{width:80px;flex:0 0 80px}.songini-diff-grid{display:grid;grid-template-columns:1fr 1fr;gap:6px 16px}.songini-diff-grid .songini-row{margin-bottom:4px}.songini-btns{display:flex;gap:8px;padding:10px 24px;justify-content:flex-end;border-top:1px solid var(--bg-600);flex-shrink:0;background:var(--bg-800)}.songini-btns button{padding:8px 18px;border:none;border-radius:4px;cursor:pointer;font-size:13px;font-family:inherit}.songini-btns .btn-export{background:var(--accent-cyan);color:#000}.songini-btns .btn-cancel{background:var(--bg-600);color:var(--text-100)}#sync-edit-fields .ncd-row{margin-bottom:10px}.new-chart-dialog{background:var(--bg-800);border:1px solid var(--bg-500);border-radius:12px;padding:24px 28px;width:340px;box-shadow:0 20px 60px rgba(0,0,0,0.5)}.new-chart-dialog h2{font-size:18px;font-weight:700;margin-bottom:18px;color:var(--text-100)}.ncd-row{margin-bottom:12px}.ncd-row label{display:block;font-size:11px;text-transform:uppercase;letter-spacing:0.5px;color:var(--text-300);font-weight:600;margin-bottom:4px}.ncd-row input[type="text"],.ncd-row input[type="number"],.ncd-row select{width:100%;background:var(--bg-700);border:1px solid var(--bg-500);color:var(--text-100);padding:7px 10px;border-radius:6px;font-family:'Outfit',sans-serif;font-size:13px}.ncd-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:20px}.status-bar{display:flex;align-items:center;gap:16px;padding:0 16px;font-size:11px;color:var(--text-300);height:24px;background:var(--bg-900);border-top:1px solid var(--bg-600)}.edit-tools{display:flex;gap:4px;padding:4px;background:var(--bg-700);border-radius:6px}.edit-tool{width:32px;height:28px;background:transparent;border:1px solid transparent;color:var(--text-300);border-radius:4px;cursor:pointer;font-size:14px;display:flex;align-items:center;justify-content:center;transition:all 0.15s}.edit-tool .icon{width:18px;height:18px}.edit-tool:hover{background:var(--bg-600)}.edit-tool.active{background:var(--accent-blue);color:#fff;border-color:var(--accent-blue)}.mod-tools{display:flex;gap:4px;padding:4px;background:var(--bg-700);border-radius:6px}.mod-btn{height:28px;padding:0 10px;background:transparent;border:1px solid transparent;color:var(--text-300);border-radius:4px;cursor:pointer;font-family:'Outfit',sans-serif;font-size:11px;font-weight:600;display:flex;align-items:center;justify-content:center;transition:all 0.15s;letter-spacing:0.3px}.mod-btn:hover{background:var(--bg-600)}.mod-btn.disabled{opacity:0.3;pointer-events:none}.mod-btn.active[data-mod="tap"]{background:var(--accent-cyan);color:#000;border-color:var(--accent-cyan)}.mod-btn.active[data-mod="forced"]{background:var(--accent-purple);color:#fff;border-color:var(--accent-purple)}.mod-btn.active[data-mod="starpower"]{background:var(--sp-glow);color:#000;border-color:var(--sp-glow)}.mod-btn.active[data-mod="solo"]{background:#FFE900;color:#000;border-color:#FFE900}.mod-btn.active[data-mod="open"]{background:var(--note-open);color:#fff;border-color:var(--note-open)}.mod-btn.active[data-mod="ghl-black"]{border-color:#8888a0}.mod-btn.ghl-white{background:#e8e8f0;color:#000;border-color:#ccccdd}.mod-btn.ghl-black{background:#252535;color:#fff;border-color:#555566}.mod-btn.ghl-both{background:linear-gradient(to bottom,#252535 50%,#a0a0b0 50%);color:var(--accent-cyan);border-color:#8888a0}.mod-btn.ghl-open{background:var(--note-open);color:#fff;border-color:var(--note-open)}.mod-btn.drum-pad{background:#cc3333;color:#fff;border-color:#cc3333}.mod-btn.drum-cymbal{background:#cccc00;color:#000;border-color:#cccc00}.mod-btn.drum-kick{background:var(--note-orange);color:#000;border-color:var(--note-orange)}.mod-btn.active[data-mod="drum-2x"]{background:var(--note-orange);color:#000;border-color:var(--note-orange)}.mod-btn.active[data-mod="drum-kick"]{background:var(--note-orange);color:#000;border-color:var(--note-orange)}.mod-btn.active[data-mod="drum-accent"]{background:#ffffff;color:#000;border-color:#ffffff}.mod-btn.active[data-mod="drum-ghost"]{background:#444455;color:#fff;border-color:#666677}.mod-btn.roll-1lane{background:#ccaa00;color:#000;border-color:#ccaa00}.mod-btn.roll-2lane{background:#ff8800;color:#000;border-color:#ff8800}.mod-btn.active[data-mod="fill"]{background:#00dd66;color:#000;border-color:#00dd66}.mod-btn.active[data-mod="fill"].bre-mode{background:#ff4466;color:#fff;border-color:#ff4466}.mod-btn[data-mod="ghl-black"]{display:none}.mod-btn[data-mod="ghl-black"].visible{display:flex}.mod-btn[data-mod="phrase"]{display:none}.mod-btn[data-mod="phrase"].visible{display:flex}.mod-btn.active[data-mod="phrase"]{background:var(--accent-purple);color:#fff;border-color:var(--accent-purple)}.mod-btn.active[data-mod="roll"]{background:#ffcc00;color:#000;border-color:#ffcc00}.mod-btn.active[data-mod="roll"].roll-2lane{background:#ff8800;color:#000;border-color:#ff8800}.mod-btn.active[data-mod="disco"]{background:#FFE900;color:#000;border-color:#FFE900}.mod-btn.active[data-mod="percussion"]{background:#FF8400;color:#000;border-color:#FF8400}.mod-btn.active[data-mod="lift"]{background:#C800FF;color:#fff;border-color:#C800FF}#file-input{display:none}.sp-indicator{position:absolute;bottom:8px;left:12px;display:flex;gap:6px}.sp-indicator .sp-bar{width:120px;height:4px;background:var(--bg-600);border-radius:2px;overflow:hidden}.sp-indicator .sp-fill{height:100%;background:linear-gradient(90deg,var(--accent-cyan),var(--accent-blue));width:0%}