@import "https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700;800&display=swap";@import "https://fonts.googleapis.com/css2?family=DM+Mono:wght@400;500&display=swap";@import "https://fonts.googleapis.com/css2?family=Inter:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400&family=JetBrains+Mono:wght@400;500;600&display=swap";@tailwind base;@tailwind components;@tailwind utilities;:root{--text:#6b6375;--text-h:#08060d;--bg:#fff;--border:#e5e4e7;--code-bg:#f4f3ec;--accent:#aa3bff;--accent-bg:#aa3bff1a;--accent-border:#aa3bff80;--social-bg:#f4f3ec80;--shadow:#0000001a 0 10px 15px -3px, #0000000d 0 4px 6px -2px;--sans:system-ui, "Segoe UI", Roboto, sans-serif;--heading:system-ui, "Segoe UI", Roboto, sans-serif;--mono:ui-monospace, Consolas, monospace;font:18px/145% var(--sans);letter-spacing:.18px;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;color:var(--text);background:var(--bg);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial}}@media (width<=1024px){:root{font-size:16px}}@media (prefers-color-scheme:dark){:root{--text:#9ca3af;--text-h:#f3f4f6;--bg:#16171d;--border:#2e303a;--code-bg:#1f2028;--accent:#c084fc;--accent-bg:#c084fc26;--accent-border:#c084fc80;--social-bg:#2f303a80;--shadow:#0006 0 10px 15px -3px, #00000040 0 4px 6px -2px}#social .button-icon{filter:invert()brightness(2)}}#root{text-align:center;border-inline:1px solid var(--border);box-sizing:border-box;flex-direction:column;width:1126px;max-width:100%;min-height:100svh;margin:0 auto;display:flex}body{margin:0}h1,h2{font-family:var(--heading);color:var(--text-h);font-weight:500}h1{letter-spacing:-1.68px;margin:32px 0;font-size:56px}@media (width<=1024px){h1{margin:20px 0;font-size:36px}}h2{letter-spacing:-.24px;margin:0 0 8px;font-size:24px;line-height:118%}@media (width<=1024px){h2{font-size:20px}}p{margin:0}code,.counter{font-family:var(--mono);color:var(--text-h);border-radius:4px;display:inline-flex}code{background:var(--code-bg);padding:4px 8px;font-size:15px;line-height:135%}@layer utilities{.pt-safe{padding-top:env(safe-area-inset-top,0px)}.pt-safe-5{padding-top:calc(env(safe-area-inset-top,0px) + 1.25rem)}.pb-safe{padding-bottom:env(safe-area-inset-bottom,0px)}.pb-safe-4{padding-bottom:calc(env(safe-area-inset-bottom,0px) + 1rem)}.pb-safe-6{padding-bottom:calc(env(safe-area-inset-bottom,0px) + 1.5rem)}.mb-safe{margin-bottom:env(safe-area-inset-bottom,0px)}}.player-scroll-area{flex-shrink:0;position:relative;overflow:hidden}.player-scroll-area--beat{background:#0a0c10;border-bottom:1px solid #ffffff0d;height:44px}.player-scroll-area--lyric{background:#0d0f14;flex:1}.player-scroll-track{will-change:transform;height:100%;position:absolute;top:0;left:0}.tl-beat-cell{box-sizing:border-box;border-left:1px solid #ffffff0d;flex-direction:column;justify-content:flex-end;align-items:center;height:100%;padding-bottom:5px;transition:background 50ms;display:flex;position:absolute;top:0}.tl-beat-cell--bar1{background:#6c63ff08;border-left:1px solid #6c63ff40}.tl-beat-cell--active{background:#6c63ff1a!important}.tl-beat-cell--past{background:#ffffff03}.tl-bar-num{color:#6c63ff99;letter-spacing:.04em;pointer-events:none;font-family:DM Mono,monospace;font-size:9px;font-weight:500;position:absolute;top:5px;left:4px}.tl-beat-num{color:#fff3;font-family:DM Mono,monospace;font-size:10px;font-weight:400}.tl-beat-cell--bar1 .tl-beat-num{color:#6c63ff80}.tl-beat-cell--active .tl-beat-num{color:#6c63ffe6!important}.tl-chord{letter-spacing:-.02em;white-space:nowrap;pointer-events:none;font-family:DM Sans,sans-serif;font-size:13px;font-weight:700;transition:all .1s;position:absolute;top:14%}.tl-chord.active{filter:drop-shadow(0 0 10px #f59e0bb3);font-size:16px!important}.tl-lyric{pointer-events:none;font-family:DM Sans,sans-serif;transition:all .12s}.tl-lyric.active{filter:drop-shadow(0 0 10px #ffffff4d)}.tl-lyric--offbeat{font-style:italic}.scroll-now-line{pointer-events:none;z-index:10;background:#6c63ffd9;width:2px;position:absolute;top:0;bottom:0;box-shadow:0 0 10px #6c63ff99,0 0 20px #6c63ff4d}.scroll-now-line--beat{background:#6c63ffb3;box-shadow:0 0 8px #6c63ff80}.scroll-now-line:after{content:"";pointer-events:none;background:linear-gradient(90deg,#0000,#6c63ff14,#0000);width:10px;height:100%;position:absolute;top:0;left:-4px}.now-arrow-wrap{background:#0a0c10;flex-shrink:0;justify-content:flex-start;height:10px;display:flex;position:relative}.now-arrow{filter:drop-shadow(0 0 5px #6c63ffb3);border-top:9px solid #6c63ff;border-left:7px solid #0000;border-right:7px solid #0000;width:0;height:0;position:absolute;transform:translate(-50%)}.now-arrow--up{border-bottom:8px solid #6c63ff66;border-left:6px solid #0000;border-right:6px solid #0000;width:0;height:0}.player-scroll-area::-webkit-scrollbar{height:3px}.player-scroll-area::-webkit-scrollbar-track{background:0 0}.player-scroll-area::-webkit-scrollbar-thumb{background:#6c63ff4d;border-radius:2px}:root{--bg:#f0ece3;--surface:#faf7f0;--surface-2:#f5f1e8;--border:#ddd5c4;--border-strong:#c8bda8;--border-row:#e8e2d6;--text:#1f2a1f;--text-2:#2d3d2d;--text-3:#6a7a5a;--text-4:#9aaa8a;--brand:#14532d;--brand-mid:#3f7d3a;--brand-light:#eef5e6;--brand-lighter:#dff0d0;--chord-color:#8b5e0a;--chord-bg:#fef3dc;--chord-border:#d4a044;--beat-1:#14532d;--beat-weak:#9aaa8a;--radius-sm:4px;--radius:7px;--radius-md:11px;--shadow-xs:0 1px 2px #1432140a;--shadow-sm:0 1px 4px #14321412, 0 1px 2px #1432140a;--transition:.12s ease;--font:"Inter", system-ui, sans-serif;--lyric-size:17px;--chord-size:17px;--font-mono:"JetBrains Mono", monospace}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html,body,#root{background:var(--bg);width:100%;height:100%;color:var(--text);font-family:var(--font);-webkit-font-smoothing:antialiased;font-size:13px}.app{flex-direction:column;width:100%;height:100vh;display:flex;overflow:hidden}.topbar{background:#14532d;border-bottom:1px solid #ffffff1a;flex-shrink:0;align-items:center;gap:16px;height:48px;padding:0 16px;display:flex}.topbar-logo{-webkit-user-select:none;user-select:none;flex-shrink:0;align-items:center;display:flex}.logo-img{filter:brightness(0)invert();width:auto;height:28px;display:block}.logo-divider{background:#fff3;flex-shrink:0;width:1px;height:22px;margin:0 10px}.logo-brand{flex-direction:column;justify-content:center;gap:1px;display:flex}.logo-brand-name{color:#c99700;letter-spacing:-.01em;font-size:12px;font-weight:600;line-height:1.2}.logo-brand-sub{color:#ffffff8c;letter-spacing:.12em;text-transform:uppercase;font-size:9px;font-weight:400;line-height:1}.topbar-title{flex:1;align-items:center;gap:4px;min-width:0;display:flex}.topbar-title input{font-family:var(--font);color:#f4f1e8;background:0 0;border:none;outline:none;min-width:0;font-size:13px;font-weight:500}.topbar-title input:first-child{width:180px}.topbar-title input:last-child{color:#fff9;width:130px;font-weight:400}.topbar-title input::placeholder{color:#ffffff59}.topbar-sep{color:#ffffff40;font-size:11px}.topbar-controls{flex-shrink:0;align-items:center;gap:6px;display:flex}.topbar-2{background:#f0e8d8;border-bottom:1px solid #d8c8a8;flex-shrink:0;align-items:center;gap:8px;height:36px;padding:0 16px;display:flex}.tb2-group{align-items:center;gap:5px;display:flex}.tb2-label{font-family:var(--font-mono);letter-spacing:.1em;color:#8a7a5a;text-transform:uppercase;font-size:9px;font-weight:500}.tb2-input{border-radius:var(--radius-sm);height:24px;font-size:12px;font-family:var(--font-mono);color:var(--text-2);transition:border-color var(--transition);background:#faf7f0;border:1px solid #c8b898;outline:none;padding:2px 6px}.tb2-input:focus{border-color:var(--brand)}select.tb2-input{cursor:pointer;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='8' height='5'%3E%3Cpath d='M0 0l4 5 4-5z' fill='%239AAA8A'/%3E%3C/svg%3E");background-position:right 5px center;background-repeat:no-repeat;padding-right:18px}.tb2-sep{background:#d8c8a8;flex-shrink:0;width:1px;height:16px}.tb2-info{font-family:var(--font-mono);color:#8a7a5a;white-space:nowrap;font-size:10px}.tb2-info strong{color:#5a4a30;font-weight:500}.btn{border-radius:var(--radius);height:30px;font-family:var(--font);border:1px solid var(--border-strong);background:var(--surface);color:var(--text-2);cursor:pointer;transition:all var(--transition);white-space:nowrap;box-shadow:var(--shadow-xs);align-items:center;gap:5px;padding:0 12px;font-size:12px;font-weight:500;display:inline-flex}.btn:hover{background:var(--brand-light);color:var(--brand);border-color:#a8c880}.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff;box-shadow:0 1px 3px #14532d40}.btn.primary:hover{background:#1a6b38;border-color:#1a6b38}.btn.danger{color:#b83a2a;border-color:#f0c8c0}.btn.danger:hover{background:#fef0ee}.btn.sm{height:24px;padding:0 8px;font-size:11px}.topbar .btn{color:#f4f1e8;background:#ffffff1f;border-color:#fff3}.topbar .btn:hover{color:#fff;background:#ffffff38;border-color:#ffffff59}.topbar .btn.primary{color:#14532d;background:#a7d88a;border-color:#a7d88a;font-weight:700}.topbar .btn.primary:hover{background:#8dc470;border-color:#8dc470}.toggle-group{border:1px solid var(--border-strong);border-radius:var(--radius);height:26px;box-shadow:var(--shadow-xs);display:flex;overflow:hidden}.toggle-btn{background:var(--surface);color:var(--text-3);cursor:pointer;transition:all var(--transition);font-size:11px;font-weight:500;font-family:var(--font);border:none;padding:0 10px}.toggle-btn:hover{background:var(--brand-light);color:var(--brand)}.toggle-btn.active{background:var(--brand);color:#fff}.toggle-btn+.toggle-btn{border-left:1px solid var(--border)}.main{flex:1;width:100%;display:flex;overflow:hidden}.editor{flex-direction:column;flex:1;width:100%;min-width:0;display:flex;overflow:hidden}.editor-grid-wrapper{flex:1;width:100%;overflow:hidden auto}.timeline-container{flex-direction:column;gap:8px;width:100%;padding:10px 0;display:flex}.bar-grid-row{grid-template-columns:repeat(var(--bars-per-row,4), 1fr);background:var(--surface);border-top:1px solid var(--border-row);border-bottom:1px solid var(--border-row);width:100%;box-shadow:var(--shadow-xs);transition:box-shadow var(--transition);display:grid}.bar-grid-row:hover{box-shadow:var(--shadow-sm)}.bar-grid-row .bar-row{border-right:1px solid var(--border);background:0 0;width:100%;min-width:0}.bar-grid-row .bar-row:last-child{border-right:none}.bar-row-empty{border-right:1px solid var(--border)}.bar-row{height:108px;transition:background var(--transition);flex-shrink:0;position:relative;overflow:visible}.bar-row:hover{background:#f5f0e8}.bar-label-top{font-family:var(--font-mono);color:var(--text-4);letter-spacing:.06em;pointer-events:none;z-index:3;-webkit-user-select:none;user-select:none;font-size:8px;font-weight:500;position:absolute;top:4px;left:5px}.beat-num-label{font-family:var(--font);color:var(--beat-weak);opacity:.95;-webkit-user-select:none;user-select:none;font-size:17px;font-weight:600;line-height:1}.beat-num-label.strong{color:var(--beat-1);opacity:1;font-size:18px;font-weight:700}.tl-chip{cursor:grab;-webkit-user-select:none;user-select:none;white-space:nowrap;font-family:var(--font);transition:box-shadow var(--transition), opacity var(--transition);align-items:center;gap:3px;display:inline-flex}.tl-chip:active{cursor:grabbing}.tl-chip.dragging{opacity:.8;box-shadow:0 4px 14px #0000001f}.tl-chord{font-size:var(--chord-size);color:#8b5e0a;letter-spacing:-.01em;background:0 0;border:none;border-radius:0;padding:2px 4px;font-weight:800}.tl-chord:hover{color:#6b4408}.tl-lyric{font-size:var(--lyric-size);color:var(--text-2);letter-spacing:.01em;word-spacing:.14em;background:0 0;border:1px solid #0000;border-radius:6px;padding:2px 5px;font-weight:600}.tl-lyric:hover{background:var(--brand-lighter);color:var(--brand);border-color:#a8c880}.tl-chord.is-picked,.tl-lyric.is-picked{background:#fef3dc;border-color:#d4a044;box-shadow:0 0 0 2px #d4a044}.chip-del{color:var(--text-4);opacity:0;cursor:pointer;transition:opacity var(--transition), color var(--transition);font-size:8px}.tl-chip:hover .chip-del{opacity:1}.chip-del:hover{color:#b83a2a}.chip-tooltip{background:var(--text);color:#fff;font-size:9px;font-family:var(--font-mono);border-radius:var(--radius-sm);white-space:nowrap;pointer-events:none;box-shadow:var(--shadow-sm);padding:2px 6px;position:absolute;top:-22px;left:50%;transform:translate(-50%)}.add-btn{border-radius:var(--radius-sm);border:1px dashed var(--border-strong);width:16px;height:16px;color:var(--text-4);cursor:pointer;transition:all var(--transition);background:0 0;justify-content:center;align-items:center;font-size:12px;display:none}.beat-cell:hover .add-btn{display:flex}.add-btn:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-light)}.statusbar{color:#8a7a5a;font-size:10px;font-family:var(--font-mono);background:#f0e8d8;border-top:1px solid #d8c8a8;flex-shrink:0;align-items:center;gap:14px;padding:4px 16px;display:flex}.statusbar .stat{align-items:center;gap:4px;display:flex}.statusbar .val{color:#5a4a30;font-weight:500}.dirty-dot{background:#c99700;border-radius:50%;width:5px;height:5px}.modal-backdrop{z-index:100;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);background:#14281473;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.modal{background:var(--surface);border-radius:var(--radius-md);width:500px;max-width:95vw;max-height:85vh;box-shadow:0 20px 60px #00000026, 0 0 0 1px var(--border);flex-direction:column;gap:14px;padding:24px;display:flex;overflow-y:auto}.modal-title{color:var(--text);font-size:14px;font-weight:600}.modal-textarea{border:1px solid var(--border-strong);border-radius:var(--radius);font-family:var(--font-mono);resize:vertical;width:100%;min-height:140px;color:var(--text-2);background:var(--surface-2);transition:border-color var(--transition);outline:none;padding:10px 12px;font-size:12px;line-height:1.7}.modal-textarea:focus{border-color:var(--brand);background:var(--surface)}.modal-actions{justify-content:flex-end;gap:8px;display:flex}::-webkit-scrollbar{width:5px;height:5px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:#c8bda8;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#a8987a}.bar-actions{z-index:10;gap:3px;display:none;position:absolute;top:3px;right:4px}.bar-row:hover .bar-actions{display:flex}.bar-action-btn{cursor:pointer;opacity:.7;border:none;border-radius:4px;justify-content:center;align-items:center;width:18px;height:18px;font-size:14px;font-weight:600;line-height:1;transition:all .12s;display:flex}.bar-action-btn:hover{opacity:1}.bar-action-btn.insert{color:#14532d;background:#dff0d0}.bar-action-btn.insert:hover{color:#fff;background:#14532d}.bar-action-btn.delete{color:#b83a2a;background:#fae0dc}.bar-action-btn.delete:hover{color:#fff;background:#b83a2a}