/* Brain Studio — real-time 3D graph viewer (perspective projection, no external libraries) */
.brain3d-toolbar{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap;margin:2px 0 14px}
.brain3d-tabs,.brain3d-tools{display:flex;gap:6px;align-items:center;flex-wrap:wrap}
.brain3d-tabs{padding:4px;border:1px solid #30405c;border-radius:12px;background:#0c1526}
.brain3d-tabs button,.brain3d-tools button{font-size:11px;font-weight:750;color:#91a9c9;border:1px solid transparent;background:transparent;border-radius:9px;padding:9px 12px;transition:background .16s,color .16s}
.brain3d-tabs button.active{color:#e8f2ff;background:#263e64;box-shadow:inset 0 0 0 1px #46699b}
.brain3d-tools button{border-color:#30405c;background:#141f33}
.brain3d-tools button.active{color:#9fd9ff;border-color:#4a78a7;background:#1b3452}
.brain3d-tools button:hover,.brain3d-tabs button:hover{color:white;background:#284162}
#brain-canvas[hidden],#brain3d-scene[hidden],#brain3d-info[hidden]{display:none!important}
#brain3d-scene{position:relative;border-radius:13px;background:#090f1f;overflow:hidden;border:1px solid #233553}
#brain3d-canvas{display:block!important;width:100%;height:430px!important;max-width:100%;cursor:grab;touch-action:none}
#brain3d-canvas:active{cursor:grabbing}
.brain3d-orbit-note{position:absolute;left:14px;bottom:11px;pointer-events:none;color:#a2b4d0;font-size:10px;letter-spacing:.2px;background:#0a1327cc;padding:7px 10px;border-radius:7px;max-width:calc(100% - 28px)}
.brain3d-legend{position:absolute;right:12px;top:12px;display:flex;flex-wrap:wrap;gap:12px;pointer-events:none;background:#0a1327c9;padding:9px 11px;border-radius:9px;font-size:10px;color:#b7c7df}
.brain3d-legend span{display:flex;align-items:center;gap:6px}
.brain3d-dot{display:inline-block;width:8px;height:8px;border-radius:50%}.brain3d-dot.exc{background:#83adff}.brain3d-dot.inh{background:#d989b6}.brain3d-dot.fire{background:#9deeff;box-shadow:0 0 8px #9deeff}
#brain3d-info{margin-top:12px;border:1px solid #2b3f5c;border-radius:12px;padding:15px;background:linear-gradient(135deg,#17253b,#111b2b)}
.brain3d-info-head{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap;margin-bottom:14px}
.brain3d-info-head small{display:block;color:#7699c6;letter-spacing:1.5px;font-size:9px;font-weight:800;margin-bottom:6px}
.brain3d-info-head strong{display:block;color:#e5efff;font-size:18px}
.brain3d-info-head button{padding:10px 13px}
.brain3d-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:9px}
.brain3d-stats>div{padding:12px;background:#0b1627;border:1px solid #2a3c55;border-radius:9px}
.brain3d-stats small{display:block;color:#849fc1;font-size:9px;line-height:1.5;min-height:25px}
.brain3d-stats strong{display:block;font:700 22px 'Space Grotesk',sans-serif;color:#a8c9ff;margin-top:7px}
.brain3d-caveat{color:#8296b5;font-size:10px;line-height:1.6;margin:13px 0 0}
@media(max-width:900px){.brain3d-stats{grid-template-columns:repeat(2,minmax(0,1fr))}#brain3d-canvas{height:350px!important}}
@media(max-width:560px){.brain3d-toolbar{align-items:flex-start}.brain3d-legend{font-size:9px;gap:7px}.brain3d-orbit-note{font-size:9px;bottom:8px}#brain3d-canvas{height:320px!important}}

.brain3d-snapshots{margin-top:14px;padding-top:14px;border-top:1px solid #314461}.brain3d-snapshot-title{color:#92b7e5;font-size:10px;font-weight:800;letter-spacing:1.4px;margin-bottom:10px}.brain3d-snapshot-buttons{display:flex;gap:8px;flex-wrap:wrap}.brain3d-snapshot-buttons button{flex:1;min-width:115px;padding:10px;font-size:11px}.brain3d-snapshot-status{color:#9db0cb;font-size:11px;line-height:1.6;margin:10px 0 0}
.brain3d-select-actions{display:flex;align-items:center;gap:7px;flex-wrap:wrap}.brain3d-select-actions label{display:flex;align-items:center;gap:7px;font-size:11px;color:#91add1}.brain3d-select-actions input{width:70px;background:#0b172a;border:1px solid #375272;border-radius:8px;color:#e8f2ff;padding:9px}.brain3d-select-actions button{padding:10px 12px;font-size:11px}