body { font-family: ‘Segoe UI’, system-ui, sans-serif; line-height: 1.6; max-width: 800px; margin: 0 auto; padding: 20px; color: #333; } h1 { color: #2c5aa0; border-bottom: 3px solid #ff6b6b; padding-bottom: 10px; } h2 { color: #4a6fa5; margin-top: 30px; } .highlight { background-color: #fff3cd; padding: 15px; border-radius: 8px; margin: 20px 0; } .tip { background-color: #e8f4fd; padding: 12px; border-radius: 6px; margin: 15px 0; } a { color: #2c5aa0; text-decoration: none; font-weight: 600; } a:hover { text-decoration: underline; } .feature-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 20px; margin: 25px 0; } .feature-card { background: white; padding: 20px; border-radius: 10px; box-shadow: 0 2px 10px rgba(0,0,0,0.1); } Kakobuy Spreadsheet Revolution: How I Streamlined My…