body { font-family: ‘Segoe UI’, Tahoma, Geneva, Verdana, sans-serif; line-height: 1.6; margin: 20px; background: #f8f9fa; color: #333; }
.container { max-width: 800px; margin: auto; background: white; padding: 30px; border-radius: 12px; box-shadow: 0 4px 20px rgba(0,0,0,0.08); }
h1 { color: #2c3e50; font-size: 28px; margin-bottom: 20px; text-align: center; }
h2 { color: #e74c3c; font-size: 22px; margin-top: 25px; border-left: 4px solid #e74c3c; padding-left: 12px; }
p { margin-bottom: 16px; font-size: 16px; }
ul { margin-left: 20px; margin-bottom: 20px; }
li { margin-bottom: 10px; }
.highlight { background: #fff3cd; padding: 10px; border-radius: 6px; border-left: 4px solid #ffc107; margin: 15px 0; }
.keyword { color: #2980b9; font-weight: bold; text-decoration: none; }
.keyword:hover { text-decoration: underline; }
.step { background: #e8f4f8; padding: 12px; border-radius: 6px; margin: 10px 0; border-left: 4px solid #3498db; }
.conclusion { background: #d4edda; padding: 15px; border-radius: 8px; margin-top: 25px; border-left: 4px solid #28a745; }