/* 3D preview overlay. Sits on top of the 2D stage canvas while the 3D view is on. */
.stage canvas.preview3d-canvas{position:absolute;inset:0;width:100%;height:100%;cursor:grab;touch-action:none;background:#080808}
.stage canvas.preview3d-canvas.dragging{cursor:grabbing}
.preview3d-note{position:absolute;top:32px;left:17px;max-width:min(330px,60%);pointer-events:none;color:#b4b4b4;font-size:12px;line-height:1.45;background:rgba(11,11,11,.72);border:1px solid var(--border);border-radius:6px;padding:6px 8px}
.preview3d-note strong{display:block;color:var(--accent);font-weight:600;margin-bottom:1px}
.preview3d-height{position:absolute;pointer-events:none;color:#b4b4b4;font-size:11px;letter-spacing:.4px;transform:translate(-50%,-100%);white-space:nowrap}
#view3d[aria-pressed="true"]{border-color:var(--accent);color:var(--accent)}
.preview3d-controls{display:contents}
.preview3d-controls[hidden]{display:none}
.preview3d-error{flex-basis:100%;margin:0;color:#f4f4f4;font-size:12px}
/* Cast mode. Everything lives inside the stage, so a later layout can move it as one block. */
.classic .transport{display:flex}
body.cast-on .classic .transport{display:none}
body.cast-on .classic .stage{height:clamp(440px,66vh,760px)}
.cast-on .stage-label,.cast-on .stage-corner,.cast-on .stage-note{display:none}
.cast-ui{--c-950:#0b0b0b;--c-900:#131313;--c-850:#1a1a1a;--c-700:#333;--c-600:#4d4d4d;--c-300:#b4b4b4;--c-200:#d0d0d0;--c-50:#f4f4f4;--c-signal:#d9ff4a;position:absolute;left:0;right:0;bottom:0;display:flex;flex-direction:column;gap:8px;padding:10px 12px 12px;pointer-events:none;font-size:12px;line-height:1.3;color:var(--c-50)}
.cast-group{display:contents}
.cast-group[hidden]{display:none!important}
.cast-row{display:flex;align-items:center;gap:8px;pointer-events:auto;min-width:0}
.cast-options{flex-wrap:wrap;row-gap:6px;pointer-events:none}
.cast-options>*{pointer-events:auto}
.cast-grow{flex:1;pointer-events:none}
.cast-lab{color:var(--c-200);text-shadow:0 1px 3px #000}
.cast-seg{display:inline-flex;border:1px solid var(--c-600);border-radius:3px;overflow:hidden;background:#141414;flex:none}
.cast-ui .cast-seg button{height:26px;padding:0 9px;background:none;border:0;border-left:1px solid var(--c-600);border-radius:0;color:var(--c-200);font-weight:500;font-size:12px;cursor:pointer}
.cast-ui .cast-seg button:first-child{border-left:0}
.cast-ui .cast-seg button:hover{background:var(--c-700)}
.cast-ui .cast-seg button[aria-pressed=true]{background:var(--c-600);color:#fff}
.cast-toggle{display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 9px;background:#141414;border:1px solid var(--c-600);border-radius:3px;font-weight:500;cursor:pointer;white-space:nowrap}
.cast-toggle input{accent-color:var(--c-signal);margin:0;width:13px;height:13px}
.cast-toggle input:disabled+span{color:var(--c-300)}
.cast-ui .cast-btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;height:30px;padding:0 10px;border:1px solid var(--c-600);border-radius:3px;background:#141414;color:var(--c-50);font-weight:500;font-size:12px;cursor:pointer;flex:none}
.cast-ui .cast-btn:hover{background:var(--c-700);border-color:var(--c-600)}
.cast-ui .cast-primary{background:var(--c-50);border-color:var(--c-50);color:#0b0b0b;font-weight:600}
.cast-ui .cast-primary:hover{background:#fff;border-color:#fff}
.cast-primary kbd{font:500 11px ui-monospace,monospace;border:1px solid #0006;border-radius:2px;padding:0 4px;margin-left:2px}
.cast-ui .cast-icon{width:30px;padding:0}
.cast-track{position:relative;flex:1;min-width:60px;height:30px;background:var(--c-950);border:1px solid var(--c-700);border-radius:3px;cursor:pointer;touch-action:none}
.cast-beats{position:absolute;inset:0;overflow:hidden}
.cast-beat{position:absolute;top:0;bottom:0;display:flex;align-items:center;gap:5px;padding-left:6px;border-right:1px solid var(--c-600);white-space:nowrap;overflow:hidden;color:var(--c-200)}
.cast-beat:last-child{border-right:0}
.cast-beat b{font-weight:500;color:var(--c-50)}
.cast-beat i{font:400 12px ui-monospace,monospace;color:var(--c-300)}
.cast-beat.on{background:#262626}
.cast-head{position:absolute;top:-5px;bottom:-5px;width:2px;margin-left:-1px;background:var(--c-signal);pointer-events:none}
.cast-head::before{content:"";position:absolute;top:0;left:-4px;border:5px solid transparent;border-top-color:var(--c-signal);border-bottom:0}
.cast-clock{float:none;font:500 12px ui-monospace,monospace;color:var(--c-50);white-space:nowrap;min-width:92px;text-align:right}
.cast-ui button:focus-visible,.cast-track:focus-visible,.cast-toggle input:focus-visible{outline:2px solid var(--c-signal);outline-offset:2px}
@media(max-width:900px){.cast-lab,.cast-primary kbd{display:none}.cast-beat i{display:none}.cast-clock{min-width:0}}