:root{--color-primary: #4ECDC4;--color-secondary: #45B7D1;--color-accent: #FF6B6B;--color-success: #96CEB4;--color-warning: #FFA07A;--quilt-color-1: #FF6B6B;--quilt-color-2: #4ECDC4;--quilt-color-3: #45B7D1;--quilt-color-4: #96CEB4;--quilt-color-5: #FFEAA7;--quilt-color-6: #DDA0DD;--color-white: #ffffff;--color-gray-50: #fafafa;--color-gray-100: #f5f5f5;--color-gray-200: #e5e5e5;--color-gray-300: #d4d4d4;--color-gray-400: #a3a3a3;--color-gray-500: #737373;--color-gray-600: #525252;--color-gray-700: #404040;--color-gray-800: #262626;--color-gray-900: #171717;--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 3rem;--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, sans-serif;--font-mono: "Courier New", monospace;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--radius-full: 9999px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px rgba(0, 0, 0, .07);--shadow-lg: 0 10px 15px rgba(0, 0, 0, .1);--transition-fast: .15s ease;--transition-base: .25s ease;--transition-slow: .35s ease}*{margin:0;padding:0;box-sizing:border-box}body{font-family:var(--font-sans);color:var(--color-gray-800);background:var(--color-white);line-height:1.6}.btn{padding:var(--spacing-sm) var(--spacing-lg);border:none;border-radius:var(--radius-sm);font-weight:600;cursor:pointer;transition:all var(--transition-base);font-size:.875rem;text-transform:uppercase;letter-spacing:.5px}.btn:active{transform:scale(.98)}.btn-primary{background:var(--color-primary);color:var(--color-white)}.btn-primary:hover{background:color-mix(in srgb,var(--color-primary) 85%,black)}.btn-secondary{background:var(--color-secondary);color:var(--color-white)}.btn-secondary:hover{background:color-mix(in srgb,var(--color-secondary) 85%,black)}.btn-outline{background:transparent;border:2px solid var(--color-gray-300);color:var(--color-gray-700)}.btn-outline:hover{border-color:var(--color-primary);color:var(--color-primary)}.control-group{margin-bottom:var(--spacing-lg)}.control-label{display:block;margin-bottom:var(--spacing-xs);font-size:.875rem;font-weight:600;color:var(--color-gray-700)}.slider{width:100%;margin:var(--spacing-sm) 0}.color-picker{width:100%;height:40px;border:2px solid var(--color-gray-200);border-radius:var(--radius-sm);cursor:pointer;transition:border-color var(--transition-base)}.color-picker:hover{border-color:var(--color-primary)}.container{max-width:1200px;margin:0 auto;padding:var(--spacing-xl)}.grid{display:grid;gap:var(--spacing-xl)}.flex{display:flex;gap:var(--spacing-md)}.flex-center{display:flex;align-items:center;justify-content:center}.card{background:var(--color-white);border-radius:var(--radius-md);padding:var(--spacing-lg);box-shadow:var(--shadow-md)}.card-hover{transition:transform var(--transition-base),box-shadow var(--transition-base);cursor:pointer}.card-hover:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}@media (max-width: 768px){:root{--spacing-xl: 1.5rem;--spacing-2xl: 2rem}.container{padding:var(--spacing-md)}}.controls-sidebar{padding:var(--spacing-sm);background:var(--color-gray-50);border-left:1px solid var(--color-gray-200)}.controls-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--spacing-md);margin-bottom:var(--spacing-md)}.control-group.full-width{grid-column:1 / -1}.control-group{margin-bottom:var(--spacing-xs)}.control-label{font-size:.75rem;margin-bottom:2px}.slider-row{display:flex;align-items:center;gap:var(--spacing-xs)}.slider-label{font-size:.7rem;min-width:60px}.slider-value{font-size:.7rem;min-width:20px;text-align:right}input[type=range]{height:20px;flex:1}.color-palette{display:flex;gap:4px;flex-wrap:wrap}.color-box{width:24px;height:24px}.block-editor{width:100%;max-width:160px;height:auto;aspect-ratio:1}.rotation-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:4px}.rotation-box{width:28px;height:28px;font-size:.6rem}.btn-sm{padding:4px 8px;font-size:.7rem}@media (max-width: 1024px){.controls-grid{grid-template-columns:1fr}}