#csWork{display:grid;gap:12px;margin-top:14px}
#csDrop{display:flex;flex-wrap:wrap;align-items:center;gap:10px 14px;padding:12px 16px;border:1px dashed #5d5180;border-radius:14px;background:#1b1829}
#csDrop.is-over{border-color:#f6cd63;background:#f6cd6314}
.cs-track{flex:1 1 260px;min-width:0}
#csName{display:block;color:#fff;font-weight:700;overflow-wrap:anywhere}
#csMeta{display:block;margin-top:1px;color:#bdb6cc;font-size:13px}
.cs-btn,.cs-file{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 15px;border:1px solid #5d5180;border-radius:10px;background:none;color:#fff;font:inherit;font-size:14px;font-weight:600;cursor:pointer}
.cs-btn:hover:not(:disabled),.cs-file:hover{border-color:#c8b4ff}
.cs-btn:disabled{opacity:.45;cursor:default}
.cs-file{border:0;background:#7c5bd0}
.cs-file:hover{background:#9273e4}
.cs-file:focus-within{outline:2px solid #f6cd63}
.cs-file input{position:absolute;width:1px;height:1px;opacity:0}
#csNotes{margin:0;padding:9px 13px;border-left:3px solid #7cc4ff;border-radius:8px;background:#7cc4ff14;color:#d6ecff;font-size:14px}
#csLanes{display:grid;gap:8px}
.cs-lane{overflow:hidden;border:1px solid #3d3656;border-radius:14px;background:#1b1829}
.cs-lane-head{display:flex;flex-wrap:wrap;align-items:center;gap:6px 14px;padding:7px 12px}
.cs-check{display:inline-flex;align-items:center;gap:8px;min-height:36px;color:#fff;cursor:pointer}
.cs-check input{width:18px;height:18px;margin:0}
.cs-dot{width:11px;height:11px;border-radius:50%}
.cs-lane-head small{color:#bdb6cc;font-size:13px}
.cs-lane-actions{display:flex;gap:6px;margin-left:auto}
.cs-lane-actions button{min-height:36px;padding:0 11px;border:1px solid #5d5180;border-radius:8px;background:none;color:#ece7f6;font:inherit;font-size:13px;cursor:pointer}
.cs-lane-actions button:hover{border-color:#c8b4ff}
.cs-wave canvas{display:block;width:100%;height:120px;cursor:ew-resize;touch-action:pan-y}
.cs-bar{display:grid;grid-template-columns:auto minmax(0,1fr) minmax(0,1fr) auto minmax(190px,1.4fr);gap:10px 14px;align-items:end;padding:13px 15px;border:1px solid #3d3656;border-radius:14px;background:#1b1829}
.cs-bar label{display:grid;gap:4px;min-width:0;color:#d6d0e3;font-size:13px}
.cs-bar input[type=number]{width:100%;box-sizing:border-box;min-height:44px;padding:7px 10px;border:1px solid #4a4560;border-radius:10px;background:#100e1c;color:#fff;font:inherit;font-size:16px}
.cs-gain{display:grid;grid-template-columns:minmax(0,1fr) 76px;gap:8px;align-items:center}
.cs-gain input[type=range]{width:100%;min-height:44px;margin:0;accent-color:#f6cd63}
.cs-len{display:grid;gap:4px;font-size:13px;color:#d6d0e3}
#csLength{display:flex;align-items:center;min-height:44px;color:#fff;font:700 16px ui-monospace,Consolas,monospace}
#csWarn{margin:0;padding:9px 13px;border-left:3px solid #ff8d8d;border-radius:8px;background:#ff8d8d17;color:#ffd0d0;font-size:14px}
.cs-export{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.cs-export button{min-height:48px;padding:0 18px;border:1px solid #6a5a8e;border-radius:11px;background:#221d38;color:#fff;font:inherit;font-weight:700;cursor:pointer}
.cs-export button:hover:not(:disabled){border-color:#c8b4ff}
.cs-export button:disabled{opacity:.45;cursor:default}
.cs-export #csZip{border:0;background:#f6cd63;color:#231a08}
.cs-export #csZip:hover:not(:disabled){background:#ffdc85}
#csStatus{flex:1 1 200px;margin:0;color:#c9f3da;font-size:14px}
#csStatus.is-bad{color:#ffb4b4;font-weight:600}
[data-tool=audio_channel_splitter] .ds-hero{padding-block:18px}
@media(max-width:900px){.cs-bar{grid-template-columns:repeat(2,minmax(0,1fr))}.cs-bar .cs-bar-play{order:9;grid-column:1/-1}.cs-bar .cs-bar-play .cs-btn{width:100%}.cs-bar .cs-gainbox{grid-column:1/-1}}
@media(max-width:700px){[data-tool=audio_channel_splitter] .ds-hero{padding:16px}[data-tool=audio_channel_splitter] .ds-badges,[data-tool=audio_channel_splitter] .ds-eyebrow{display:none}.cs-export button{flex:1 1 100%}.cs-wave canvas{height:96px}.cs-file,.cs-btn{flex:1 1 40%}.cs-lane-actions{margin-left:0;width:100%}.cs-lane-actions button{flex:1;min-height:42px}}
/* Restyle pass: one framed editor console, roomier hero. */
[data-tool=audio_channel_splitter] .ds-hero{border-radius:20px;background:radial-gradient(ellipse at 85% 0%,#4a8fe055,transparent 58%),radial-gradient(ellipse at 0% 100%,#5fd89618,transparent 50%),#242032;margin-bottom:18px}
[data-tool=audio_channel_splitter] .ds-hero p{margin:8px 0 0;color:#e1cfea}[data-tool=audio_channel_splitter] .ds-badges{margin-top:14px}
[data-tool=audio_channel_splitter] #csWork{background:#151122;border:1px solid #3d3358;border-radius:20px;padding:0;overflow:hidden;box-shadow:0 18px 50px #0006}
[data-tool=audio_channel_splitter] #csDrop{margin:0;border:0;border-bottom:1px solid #3d3358;border-radius:0;background:#1d1730;padding:14px 18px}
[data-tool=audio_channel_splitter] #csLanes{padding:14px 18px 4px;display:grid;gap:10px}[data-tool=audio_channel_splitter] #csLanes>*{margin:0;border-radius:14px}
[data-tool=audio_channel_splitter] #csNotes,[data-tool=audio_channel_splitter] #csWarn{margin:10px 18px 0}
[data-tool=audio_channel_splitter] .cs-bar{margin:10px 18px;border-radius:14px;background:#1d1730}
[data-tool=audio_channel_splitter] .cs-export{margin:0;padding:14px 18px;border-top:1px solid #3d3358;background:#1d1730;display:flex;flex-wrap:wrap;gap:8px;align-items:center}[data-tool=audio_channel_splitter] .cs-export button{min-height:46px}[data-tool=audio_channel_splitter] #csStatus{flex:1 1 220px;margin:0;text-align:right;color:#f6cd63;font-size:14px}
[data-tool=audio_channel_splitter] .ds-card{margin-top:16px;background:#1b1629;border-color:#3d3358;border-radius:16px}[data-tool=audio_channel_splitter] .ds-card h2{font-size:15px;letter-spacing:.05em;text-transform:uppercase;color:#c9bde0}
@media(max-width:700px){[data-tool=audio_channel_splitter] #csDrop,[data-tool=audio_channel_splitter] #csLanes,[data-tool=audio_channel_splitter] .cs-export{padding-left:10px;padding-right:10px}[data-tool=audio_channel_splitter] .cs-bar{margin:10px}[data-tool=audio_channel_splitter] #csStatus{text-align:left}}