:root{--bg:#06060a;--bg-card:#0d0d14;--bg-surface:#111118;--bg-hover:#16161f;--border:#1e1e2e;--border-light:#2a2a3d;--text:#a1a1b5;--text-h:#e4e4ed;--text-dim:#5a5a72;--indigo:#6366f1;--indigo-dim:#6366f126;--indigo-glow:#6366f14d;--cyan:#06b6d4;--cyan-dim:#06b6d426;--red:#ef4444;--green:#22c55e;--yellow:#eab308;--orange:#f97316;--radius:8px;--radius-lg:12px;--font:"DM Sans", sans-serif;--font-display:"Syne", sans-serif}*{box-sizing:border-box;margin:0;padding:0}html,body,#root{background:var(--bg);height:100%;color:var(--text);font-family:var(--font)}a{color:var(--indigo);text-decoration:none}button{cursor:pointer;font-family:var(--font);border:none;outline:none}input,select,textarea{font-family:var(--font);background:var(--bg-card);border:1px solid var(--border);color:var(--text-h);border-radius:var(--radius);outline:none;padding:10px 14px;transition:border-color .2s}input:focus,select:focus{border-color:var(--indigo)}::selection{background:var(--indigo-dim);color:var(--text-h)}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:var(--bg)}::-webkit-scrollbar-thumb{background:var(--border-light);border-radius:3px}.btn{border-radius:var(--radius);align-items:center;gap:8px;padding:10px 20px;font-size:14px;font-weight:600;transition:all .2s;display:inline-flex}.btn-primary{background:var(--indigo);color:#fff}.btn-primary:hover{box-shadow:0 0 20px var(--indigo-glow);background:#5558e6}.btn-ghost{color:var(--text);border:1px solid var(--border);background:0 0}.btn-ghost:hover{border-color:var(--border-light);background:var(--bg-hover);color:var(--text-h)}.btn-danger{color:var(--red);background:#ef44441a;border:1px solid #ef444433}.btn-danger:hover{background:#ef444433}.btn-sm{padding:6px 12px;font-size:12px}.btn-icon{border-radius:6px;justify-content:center;align-items:center;width:32px;height:32px;padding:0;display:flex}.login-page{background:radial-gradient(at 50% 0,#6366f114 0%,#0000 60%);justify-content:center;align-items:center;min-height:100vh;display:flex}.login-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);width:100%;max-width:420px;padding:40px}.login-card h1{font-family:var(--font-display);color:var(--text-h);margin-bottom:8px;font-size:28px}.login-card p{color:var(--text-dim);margin-bottom:24px}.login-card .form-group{margin-bottom:16px}.login-card label{color:var(--text-dim);text-transform:uppercase;letter-spacing:.5px;margin-bottom:6px;font-size:12px;display:block}.login-card input{width:100%}.login-card .btn{justify-content:center;width:100%;margin-top:8px}.login-card .toggle{text-align:center;color:var(--text-dim);margin-top:16px;font-size:13px}.login-card .toggle a{cursor:pointer}.login-card .error{color:var(--red);margin-bottom:12px;font-size:13px}.login-logo{text-align:center;margin-bottom:24px}.login-logo span{font-family:var(--font-display);color:var(--text-h);font-size:24px}.login-logo span em{color:var(--indigo);font-style:normal}.projects-page{background:radial-gradient(at 50% 0,#6366f10d 0%,#0000 50%);min-height:100vh;padding:0 24px 40px}.projects-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;margin-bottom:32px;padding:20px 0;display:flex}.projects-header .logo{font-family:var(--font-display);color:var(--text-h);font-size:20px}.projects-header .logo em{color:var(--indigo);font-style:normal}.projects-header .user-bar{align-items:center;gap:12px;display:flex}.projects-header .plan-badge{background:var(--indigo-dim);color:var(--indigo);text-transform:uppercase;border-radius:4px;padding:3px 8px;font-size:11px;font-weight:600}.projects-grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px;display:grid}.project-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);cursor:pointer;padding:24px;transition:all .2s}.project-card:hover{border-color:var(--indigo);background:var(--bg-surface);transform:translateY(-2px)}.project-card h3{color:var(--text-h);margin-bottom:8px;font-size:16px}.project-card .meta{color:var(--text-dim);gap:12px;font-size:12px;display:flex}.project-card .actions{gap:8px;margin-top:16px;display:flex}.new-project-card{border:2px dashed var(--border);border-radius:var(--radius-lg);cursor:pointer;background:0 0;flex-direction:column;justify-content:center;align-items:center;gap:8px;min-height:140px;padding:24px;transition:all .2s;display:flex}.new-project-card:hover{border-color:var(--indigo);background:var(--indigo-dim)}.new-project-card .plus{color:var(--indigo);font-size:32px}.new-project-card span{color:var(--text-dim);font-size:14px}.studio{background:var(--bg);flex-direction:column;height:100vh;display:flex;overflow:hidden}.studio-topbar{border-bottom:1px solid var(--border);background:var(--bg-card);flex-shrink:0;justify-content:space-between;align-items:center;height:48px;padding:0 16px;display:flex}.studio-topbar .left{align-items:center;gap:12px;display:flex}.studio-topbar .logo{font-family:var(--font-display);color:var(--text-h);font-size:16px}.studio-topbar .logo em{color:var(--indigo);font-style:normal}.studio-topbar .project-name{color:var(--text-dim);border:1px solid var(--border);background:var(--bg);border-radius:4px;padding:4px 10px;font-size:13px}.studio-topbar .center,.studio-topbar .right{align-items:center;gap:8px;display:flex}.transport-btn{background:var(--bg-surface);border:1px solid var(--border);width:36px;height:36px;color:var(--text);border-radius:50%;justify-content:center;align-items:center;transition:all .2s;display:flex}.transport-btn:hover{border-color:var(--indigo);color:var(--text-h)}.transport-btn.play{background:var(--indigo);color:#fff;border-color:var(--indigo)}.transport-btn.play:hover{background:#5558e6}.time-display{color:var(--cyan);background:var(--bg);border:1px solid var(--border);text-align:center;border-radius:4px;min-width:80px;padding:4px 12px;font-family:DM Sans,monospace;font-size:13px}.bpm-display{color:var(--text-dim);background:var(--bg);border:1px solid var(--border);border-radius:4px;padding:4px 8px;font-size:12px}.bpm-display input{width:40px;color:var(--text-h);text-align:center;background:0 0;border:none;padding:0;font-size:12px}.studio-content{flex:1;display:flex;overflow:hidden}.track-sidebar{border-right:1px solid var(--border);background:var(--bg-card);flex-direction:column;flex-shrink:0;width:220px;display:flex}.track-sidebar-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:12px 16px;display:flex}.track-sidebar-header h3{text-transform:uppercase;letter-spacing:1px;color:var(--text-dim);font-size:11px}.track-list{flex:1;overflow-y:auto}.track-item{border-bottom:1px solid var(--border);cursor:pointer;align-items:center;gap:8px;padding:10px 16px;transition:background .15s;display:flex}.track-item:hover{background:var(--bg-hover)}.track-item.active{background:var(--indigo-dim);border-left:3px solid var(--indigo)}.track-color{border-radius:2px;flex-shrink:0;width:4px;height:28px}.track-info{flex:1;min-width:0}.track-info .name{color:var(--text-h);white-space:nowrap;text-overflow:ellipsis;font-size:13px;overflow:hidden}.track-info .type{color:var(--text-dim);text-transform:uppercase;font-size:10px}.track-controls{gap:4px;display:flex}.track-btn{background:var(--bg);border:1px solid var(--border);width:24px;height:24px;color:var(--text-dim);border-radius:4px;justify-content:center;align-items:center;font-size:10px;font-weight:700;transition:all .15s;display:flex}.track-btn:hover{border-color:var(--border-light);color:var(--text-h)}.track-btn.muted{color:var(--red);border-color:var(--red);background:#ef444426}.track-btn.soloed{color:var(--yellow);border-color:var(--yellow);background:#eab30826}.timeline-area{flex-direction:column;flex:1;display:flex;overflow:hidden}.timeline-ruler{background:var(--bg-surface);border-bottom:1px solid var(--border);flex-shrink:0;height:28px;position:relative}.timeline-tracks{flex:1;overflow:hidden auto}.timeline-track{border-bottom:1px solid var(--border);align-items:center;height:64px;padding:0 12px;display:flex;position:relative}.timeline-track canvas{border-radius:6px;width:100%;height:48px}.timeline-track .empty-track{border:1px dashed var(--border);width:100%;height:48px;color:var(--text-dim);cursor:pointer;border-radius:6px;justify-content:center;align-items:center;font-size:12px;transition:all .2s;display:flex}.timeline-track .empty-track:hover{border-color:var(--indigo);color:var(--indigo)}.playhead{background:var(--cyan);z-index:10;pointer-events:none;width:2px;position:absolute;top:0;bottom:0}.mixer-panel{border-top:1px solid var(--border);background:var(--bg-card);flex-shrink:0;gap:12px;height:180px;padding:12px 16px;display:flex;overflow-x:auto}.mixer-channel{background:var(--bg-surface);border-radius:var(--radius);border:1px solid var(--border);flex-direction:column;align-items:center;gap:6px;min-width:70px;padding:8px;display:flex}.mixer-channel.master{border-color:var(--indigo);min-width:90px}.mixer-channel .ch-label{color:var(--text-dim);text-transform:uppercase;white-space:nowrap;text-overflow:ellipsis;max-width:60px;font-size:10px;overflow:hidden}.mixer-channel .ch-fader{writing-mode:vertical-lr;appearance:none;background:var(--border);cursor:pointer;direction:rtl;border-radius:2px;outline:none;width:4px;height:80px}.mixer-channel .ch-fader::-webkit-slider-thumb{appearance:none;background:var(--text-h);cursor:pointer;border-radius:2px;width:14px;height:8px}.mixer-channel .ch-fader::-moz-range-thumb{background:var(--text-h);cursor:pointer;border:none;border-radius:2px;width:14px;height:8px}.mixer-channel .ch-value{color:var(--text-dim);font-size:10px}.mixer-channel .ch-controls{gap:3px;display:flex}.mixer-channel .ch-meter{background:var(--bg);border-radius:3px;width:6px;height:80px;position:relative;overflow:hidden}.mixer-channel .ch-meter-fill{background:linear-gradient(to top, var(--green), var(--yellow), var(--red));border-radius:3px;width:100%;transition:height .1s;position:absolute;bottom:0}.master-section{border-left:1px solid var(--border);align-items:center;gap:12px;padding:0 16px;display:flex}.master-section select{background:var(--bg);border:1px solid var(--border);color:var(--text);border-radius:4px;padding:4px 8px;font-size:11px}.toolbar{border-bottom:1px solid var(--border);background:var(--bg-surface);flex-shrink:0;align-items:center;gap:8px;padding:8px 16px;display:flex}.toolbar .separator{background:var(--border);width:1px;height:24px}.modal-overlay{z-index:100;background:#000000b3;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.modal{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);width:90%;max-width:480px;padding:32px}.modal h2{font-family:var(--font-display);color:var(--text-h);margin-bottom:16px;font-size:20px}.modal .form-group{margin-bottom:16px}.modal label{color:var(--text-dim);margin-bottom:6px;font-size:12px;display:block}.modal input,.modal select{width:100%}.modal .modal-actions{justify-content:flex-end;gap:8px;margin-top:20px;display:flex}.visualizer{width:100%;height:60px;position:relative}.visualizer canvas{width:100%;height:100%}.drop-zone{border:2px dashed var(--border);border-radius:var(--radius-lg);text-align:center;cursor:pointer;padding:40px;transition:all .2s}.drop-zone:hover,.drop-zone.active{border-color:var(--indigo);background:var(--indigo-dim)}.drop-zone p{color:var(--text-dim);font-size:14px}.drop-zone .icon{margin-bottom:8px;font-size:32px}