Create a professional A4 portrait printable coloring book page for a premium coloring book. Scene: A charming cozy little cottage in a magical flower garden, surrounded by blooming flowers, butterflies, mushrooms, small plants, a winding garden path, and a few cute woodland animals. Style: intricate clean black-and-white line art, smooth bold outlines, elegant hand-drawn coloring-book illustration, detailed but not overcrowded, lots of clearly enclosed areas for coloring, balanced composition, attractive details suitable for both older children and adults. Requirements: pure white background, black outlines only, no color, no gray, no gradients, no shadows, no filled black areas, no text, no letters, no watermark, no border, no logo. Make the artwork crisp, sharp, high-resolution and print-ready. Keep all important artwork comfortably inside the A4 page margins. Do not crop any objects.