@import "https://fonts.googleapis.com/css2?family=Bebas+Neue&family=DM+Sans:wght@400;500;600&display=swap";
*,:before,:after{box-sizing:border-box}:root{--gold:#dcb98a;--gold-dark:#b8945f;--bg:#111;--surface:#1c1c1c;--surface2:#252525;--text:#f0e8dc;--muted:#6a5f52}body{background-color:var(--bg);color:var(--text);min-height:100vh;margin:0;padding:0;font-family:DM Sans,sans-serif;overflow:hidden auto}.main-panel{background-image:radial-gradient(80% 40% at 50% 0,#dcb98a12 0%,#0000 60%);flex-direction:column;flex:1;gap:1.5rem;height:100vh;padding:2.5rem 3rem;display:flex;overflow-y:auto}.sidebar{background-color:var(--surface);z-index:10;border-left:1px solid #dcb98a26;flex-direction:column;gap:2rem;width:340px;min-width:340px;height:100vh;padding:2rem 1.5rem;display:flex;overflow-y:auto;box-shadow:-5px 0 20px #00000080}header{border-bottom:1px solid #dcb98a26;align-items:baseline;gap:.75rem;padding-bottom:1rem;display:flex}header h1{letter-spacing:.06em;color:var(--gold);margin:0;font-family:Bebas Neue,sans-serif;font-size:2.4rem;line-height:1}header span{color:var(--muted);letter-spacing:.04em;text-transform:uppercase;font-size:.85rem}.drop-zone{text-align:center;color:var(--gold);background:var(--surface2);cursor:pointer;letter-spacing:.02em;border:1.5px dashed #dcb98a66;border-radius:10px;padding:2.2rem;font-size:1rem;font-weight:600;transition:all .25s;position:relative;overflow:hidden}.drop-zone:before{content:"";opacity:0;background:radial-gradient(#dcb98a12 0%,#0000 70%);transition:opacity .25s;position:absolute;inset:0}.drop-zone.dragover{border-color:var(--gold);background:#dcb98a0f}.drop-zone.dragover:before{opacity:1}.drop-zone .sub{color:var(--muted);letter-spacing:.03em;margin-top:.4rem;font-size:.78rem;font-weight:400;display:block}.sidebar h2{color:var(--text);letter-spacing:.05em;margin:0;font-family:Bebas Neue,sans-serif;font-size:1.8rem}.player-controls{flex-direction:column;gap:.85rem;display:flex}select,button{cursor:pointer;letter-spacing:.02em;border-radius:6px;width:100%;padding:.75rem 1rem;font-family:DM Sans,sans-serif;font-size:.95rem;font-weight:600;transition:all .2s}select{background-color:var(--surface2);color:var(--text);border:1px solid #ffffff1a}select:focus{border-color:var(--gold);outline:none}select:disabled{opacity:.4;cursor:not-allowed}button{border:none}#play-pause-btn{background-color:var(--gold);color:#111;margin-top:.5rem}#play-pause-btn:hover:not(:disabled){background-color:var(--gold-dark)}#play-pause-btn:active:not(:disabled){transform:scale(.98)}#stop-btn{color:var(--text);background-color:#0000;border:1px solid #ffffff26}#stop-btn:hover:not(:disabled){background-color:#ffffff0d}.metronome-btn{background-color:var(--surface2);color:var(--text);border:1px solid #ffffff1a}.metronome-btn:hover:not(:disabled){background-color:#333}.metronome-btn.active{color:#fff;background-color:#e74c3c;border-color:#e74c3c}button:disabled{opacity:.35;cursor:not-allowed}.mixer{background:0 0;flex-direction:column;gap:1rem}.mixer h3{color:var(--gold);border-bottom:1px solid #dcb98a33;margin:0;padding-bottom:.5rem;font-size:1.1rem}.mixer-tracks{flex-direction:column;gap:.6rem;display:flex}.track-row{background:var(--surface2);border:1px solid #ffffff0d;border-radius:6px;flex-direction:column;gap:.6rem;padding:.85rem;display:flex}.track-header{justify-content:space-between;align-items:center;gap:.5rem;display:flex}.track-name{white-space:nowrap;text-overflow:ellipsis;color:var(--text);flex:1;font-size:.9rem;font-weight:500;overflow:hidden}.btn-view{width:auto;color:var(--text);background-color:#0000;border:1px solid #ffffff26;border-radius:4px;justify-content:center;align-items:center;padding:.3rem .5rem;transition:all .2s;display:flex}.btn-view:hover{background-color:#ffffff1a}.btn-view.active{border-color:var(--gold);color:var(--gold);background-color:#dcb98a26}.track-volume{align-items:center;gap:.8rem;display:flex}.track-volume span{color:var(--muted);width:20px;font-size:.75rem;font-weight:700}.vol-slider{cursor:pointer;accent-color:var(--gold);flex:1}.track-actions{gap:.4rem;display:flex}.btn-mute,.btn-solo{color:var(--text);background-color:#ffffff0d;border-radius:4px;flex:1;padding:.4rem 0;font-size:.8rem}.btn-mute:hover{background-color:#e74c3c33}.btn-solo:hover{background-color:#f1c40f33}.btn-mute.muted{color:#fff;background-color:#e74c3c}.btn-solo.active{color:#000;background-color:#f1c40f}.alphatab-wrapper{flex:1}.alphatab-container{background-color:#fff;border-radius:8px;min-height:100%;overflow:hidden;box-shadow:0 10px 30px #00000080}.at-selection div{border-radius:4px;background:#dcb98a40!important}.at-cursor-bar{background:#ffffff0d}.at-cursor-beat{background:var(--gold,#dcb98a);width:2px}@keyframes spin{to{transform:rotate(360deg)}}.loader{border:3px solid #dcb98a4d;border-top-color:var(--gold);width:24px;height:24px;animation:.8s linear infinite spin;display:inline-block}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--surface)}::-webkit-scrollbar-thumb{background:#dcb98a4d;border-radius:10px}::-webkit-scrollbar-thumb:hover{background:var(--gold)}*{scrollbar-width:thin;scrollbar-color:#dcb98a4d var(--surface)}