Create a premium but playful brand guideline and concept board for a fictional coffee brand called “Dimond Coffee” and cafe concept called “Dimond Cafe.” Make it feel like a boutique neighborhood coffee brand with a warm, design-forward, hospitality aesthetic. Use a refined palette of espresso brown, oat milk cream, sage green, butter yellow, and coral accents. Show a polished visual identity system including logo, typography, color palette, icons, patterns, packaging, cups, tote bags, pastry boxes, menu design, storefront signage, cafe interior, product photography, and brand applications. The layout should feel like a professional brand guideline presentation with clean modular sections, lots of whitespace, subtle playful doodles, and premium editorial styling. Include clear branding that reads “Dimond Coffee” and “Dimond Cafe,” plus tagline ideas like “Bright coffee. Good energy.” and “Good people. Good coffee. Good day.” Make it look polished, cool, trendy, and launch-ready.