:root{--bg-color:#f7f9fc;--panel-bg:#fff;--text-primary:#1a202c;--text-secondary:#4a5568;--border-color:#cbd5e1;--primary-color:#2563eb;--primary-hover:#1d4ed8;--danger-color:#ef4444;--danger-hover:#dc2626;--canvas-bg:#e2e8f0}body{background-color:var(--bg-color);color:var(--text-primary);flex-direction:column;height:100vh;margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;display:flex}*{box-sizing:border-box}#root{width:100vw;height:100vh;display:flex;overflow:hidden}h1,h2,h3,h4,h5,h6,p{margin:0}.btn{cursor:pointer;border:none;border-radius:6px;justify-content:center;align-items:center;gap:.5rem;padding:.5rem 1rem;font-size:.875rem;font-weight:500;transition:all .2s;display:inline-flex}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-primary{background-color:var(--primary-color);color:#fff}.btn-primary:hover:not(:disabled){background-color:var(--primary-hover)}.btn-danger{color:var(--danger-color);background-color:#0000}.btn-danger:hover:not(:disabled){background-color:#fee2e2}.btn-outline{border:1px solid var(--border-color);color:var(--text-primary);background-color:#0000}.btn-outline:hover:not(:disabled){background-color:var(--bg-color)}.btn-outline.active{border-color:var(--primary-color);color:var(--primary-color);background-color:#eff6ff}.input-group{margin-bottom:1rem}.label{color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em;margin-bottom:.35rem;font-size:.75rem;font-weight:600;display:block}.input-text,.input-number{border:1px solid var(--border-color);background-color:var(--panel-bg);border-radius:4px;width:100%;padding:.5rem;font-size:.875rem;transition:border-color .2s}.input-text:focus,.input-number:focus{border-color:var(--primary-color);outline:none}.checkbox-label{cursor:pointer;-webkit-user-select:none;user-select:none;align-items:center;gap:.5rem;font-size:.875rem;display:flex}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-color)}::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-secondary)}.app-container{flex-direction:row;width:100%;height:100%;display:flex}.main-content{background-color:var(--canvas-bg);flex-direction:column;flex:1;display:flex;position:relative;overflow:hidden}.sidebar{background-color:var(--panel-bg);border-left:1px solid var(--border-color);z-index:10;flex-direction:column;width:320px;display:flex;box-shadow:-2px 0 10px #00000005}.sidebar-header{border-bottom:1px solid var(--border-color);padding:1.25rem}.sidebar-content{flex:1;padding:1.25rem;overflow-y:auto}.sidebar-footer{border-top:1px solid var(--border-color);background-color:#f8fafc;padding:1.25rem}.alert-warning{color:#92400e;background-color:#fffbeb;border-left:4px solid #f59e0b;border-radius:4px;margin-top:1rem;padding:.75rem;font-size:.8rem}