:root{--primary:#4f46e5;--primary-hover:#4338ca;--bg-color:#0f172a;--surface-color:#1e293bb3;--text-primary:#f8fafc;--text-secondary:#94a3b8;--accent:#10b981;--danger:#ef4444;--border-color:#ffffff1a;--glass-blur:blur(16px);--glass-shadow:0 8px 32px 0 #0000005e;--radius-lg:16px;--radius-md:12px;--radius-sm:8px;--transition:all .3s cubic-bezier(.25, .8, .25, 1)}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-color);color:var(--text-primary);background-image:radial-gradient(at 0 0,#4f46e526 0,#0000 50%),radial-gradient(at 100% 100%,#10b9811a 0,#0000 50%);background-attachment:fixed;flex-direction:column;min-height:100vh;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;display:flex}.glass-panel{background:var(--surface-color);-webkit-backdrop-filter:var(--glass-blur);border:1px solid var(--border-color);border-radius:var(--radius-lg);box-shadow:var(--glass-shadow)}.app-container{flex-direction:column;width:100%;max-width:1200px;height:100vh;margin:0 auto;padding:1.5rem;display:flex}header{justify-content:space-between;align-items:center;margin-bottom:1.5rem;padding:1rem 1.5rem;display:flex}.logo-section{align-items:center;gap:.75rem;display:flex}.logo-icon{color:var(--primary);border-radius:var(--radius-md);background:#4f46e51a;padding:.5rem}.status-badge{color:var(--accent);background:#10b9811a;border:1px solid #10b98133;border-radius:9999px;align-items:center;gap:.5rem;padding:.5rem 1rem;font-size:.875rem;display:flex}.status-dot{background-color:var(--accent);width:8px;height:8px;box-shadow:0 0 8px var(--accent);border-radius:50%}main{flex-direction:column;flex:1;gap:1.5rem;min-height:0;display:flex}.dropzone{border-radius:var(--radius-lg);cursor:pointer;transition:var(--transition);background:#ffffff05;border:2px dashed #fff3;flex-direction:column;flex:1;justify-content:center;align-items:center;display:flex}.dropzone:hover,.dropzone.active{border-color:var(--primary);background:#4f46e50d}.dropzone-icon{width:64px;height:64px;color:var(--text-secondary);transition:var(--transition);margin-bottom:1.5rem}.dropzone:hover .dropzone-icon{color:var(--primary);transform:translateY(-5px)}.dropzone-title{margin-bottom:.5rem;font-size:1.5rem;font-weight:600}.dropzone-subtitle{color:var(--text-secondary);text-align:center;max-width:400px}.btn{background:var(--primary);color:#fff;border-radius:var(--radius-md);cursor:pointer;transition:var(--transition);border:none;outline:none;align-items:center;gap:.5rem;padding:.75rem 1.5rem;font-size:1rem;font-weight:500;display:inline-flex}.btn:hover{background:var(--primary-hover);transform:translateY(-2px);box-shadow:0 4px 12px #4f46e566}.btn-secondary{background:#ffffff1a}.btn-secondary:hover{box-shadow:none;background:#ffffff26}.btn-danger{color:var(--danger);background:#ef44441a}.btn-danger:hover{box-shadow:none;background:#ef444433}.btn:disabled{opacity:.5;cursor:not-allowed;box-shadow:none;transform:none}.editor-container{flex-direction:column;gap:1rem;height:100%;display:flex}.toolbar{justify-content:space-between;align-items:center;gap:1rem;padding:1rem;display:flex}.tools-group{align-items:center;gap:.5rem;display:flex}.tool-btn{color:var(--text-secondary);border-radius:var(--radius-sm);cursor:pointer;transition:var(--transition);background:#ffffff0d;border:1px solid #0000;justify-content:center;align-items:center;padding:.5rem;display:flex}.tool-btn:hover{color:var(--text-primary);background:#ffffff1a}.tool-btn.active{color:var(--primary);background:#4f46e533;border-color:#4f46e566}.canvas-wrapper{border-radius:var(--radius-lg);border:1px solid var(--border-color);background:#0003;flex:1;justify-content:center;align-items:center;padding:1rem;display:flex;position:relative;overflow:auto}canvas{object-fit:contain;cursor:crosshair;max-width:100%;max-height:100%;box-shadow:0 4px 24px #00000080}.canvas-layer{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.loader{border:3px solid #ffffff4d;border-top-color:#fff;border-radius:50%;width:24px;height:24px;animation:1s ease-in-out infinite spin;display:inline-block}@keyframes spin{to{transform:rotate(360deg)}}.range-slider{-webkit-appearance:none;background:#ffffff1a;border-radius:2px;outline:none;width:100px;height:4px}.range-slider::-webkit-slider-thumb{appearance:none;background:var(--text-primary);cursor:pointer;border-radius:50%;width:16px;height:16px}