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var(--line);background:var(--surface-raised);color:var(--text);transition:all .15s ease}.studio-btn:hover{border-color:hsla(0,0%,100%,.25);background:hsla(0,0%,100%,.08)}.studio-btn.primary{background:var(--blue);border-color:var(--blue);color:#fff;box-shadow:0 2px 10px rgba(91,139,255,.3)}.studio-btn.primary:hover{background:#4a7ae8;border-color:#4a7ae8}.studio-btn:disabled{opacity:.45;cursor:not-allowed}.studio-workspace{display:flex;flex:1;min-height:0;position:relative}@media (max-width:900px){.studio-workspace{flex-direction:column-reverse}}.studio-sidebar{width:380px;flex-shrink:0;background:var(--surface);border-right:1px solid var(--line);display:flex;flex-direction:column;overflow-y:auto;box-sizing:border-box}@media (max-width:900px){.studio-sidebar{width:100%;border-right:none;border-top:1px solid var(--line)}}.studio-presets-row{display:flex;gap:.45rem;padding:.85rem 1rem;border-bottom:1px solid 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var(--line);padding-bottom:.35rem}.studio-param-field{display:flex;flex-direction:column;gap:.35rem}.studio-field-label-row{display:flex;align-items:center;justify-content:space-between;font-size:.82rem;font-weight:600;color:var(--text)}.studio-field-value-badge{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.75rem;color:var(--blue);background:rgba(91,139,255,.1);padding:.1rem .4rem;border-radius:4px}.studio-range-slider{width:100%;accent-color:var(--blue);cursor:pointer}.studio-select-input,.studio-text-input{width:100%;height:38px;background:var(--surface-raised);border:1px solid var(--line);border-radius:8px;color:var(--text);padding:0 .75rem;font-size:.85rem;outline:none;box-sizing:border-box;transition:border-color .15s ease}.studio-select-input:focus,.studio-text-input:focus{border-color:var(--blue)}.studio-toggle-row{justify-content:space-between}.studio-toggle-row,.studio-upload-box{display:flex;align-items:center;cursor:pointer}.studio-upload-box{border:2px dashed var(--line);border-radius:10px;padding:1.25rem;text-align:center;flex-direction:column;gap:.5rem;background:hsla(0,0%,100%,.02);transition:all .15s ease}.studio-upload-box:hover{border-color:var(--blue);background:rgba(91,139,255,.04)}.studio-upload-preview{max-width:100%;max-height:120px;border-radius:6px;border:1px solid var(--line);-o-object-fit:cover;object-fit:cover}.studio-viewport-area{flex:1;position:relative;background:radial-gradient(circle at center,#171b26 0,#0a0c12 100%);display:flex;align-items:center;justify-content:center;min-height:480px}.studio-canvas{width:100%;height:100%;outline:none;display:block}.studio-hud-controls{position:absolute;bottom:1rem;left:1rem;display:flex;gap:.5rem;background:rgba(10,12,18,.85);backdrop-filter:blur(8px);border:1px solid var(--line);border-radius:8px;padding:.3rem .5rem;z-index:5}.studio-hud-btn{background:transparent;border:none;color:var(--muted);cursor:pointer;padding:.35rem .5rem;border-radius:6px;display:inline-flex;align-items:center;gap:.3rem;font-size:.75rem;font-weight:600;transition:all .15s ease}.studio-hud-btn:hover{color:var(--text);background:hsla(0,0%,100%,.08)}.studio-hud-btn.active{color:var(--blue);background:rgba(91,139,255,.15)}.studio-stats-badge{position:absolute;bottom:1rem;right:1rem;background:rgba(10,12,18,.85);backdrop-filter:blur(8px);border:1px solid var(--line);border-radius:8px;padding:.4rem .75rem;font-size:.75rem;color:var(--muted);display:flex;align-items:center;gap:.75rem;z-index:5}.studio-stats-val{color:#fff;font-weight:700;font-family:ui-monospace,SFMono-Regular,Menlo,monospace}