body { font-family: ‘Segoe UI’, system-ui, sans-serif; line-height: 1.6; max-width: 1200px; margin: 0 auto; padding: 20px; color: #333; }
h1 { color: #2c5aa0; border-bottom: 3px solid #ff6b6b; padding-bottom: 10px; }
h2 { color: #4a4a4a; margin-top: 30px; }
.highlight { background-color: #fff3cd; padding: 15px; border-left: 4px solid #ffc107; margin: 20px 0; }
.pro-tip { background: #e8f4fd; padding: 15px; border-radius: 8px; margin: 15px 0; }
a { color: #2c5aa0; text-decoration: none; font-weight: 600; }
a:hover { text-decoration: underline; }
ul { padding-left: 20px; }
.author-bio { background: #f8f9fa; padding: 20px; border-radius: 10px; margin: 30px 0; }
.platform-feature { background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); color: white; padding: 25px; border-radius: 12px; margin: 25px 0; }