body { font-family: ‘Segoe UI’, Tahoma, Geneva, Verdana, sans-serif; line-height: 1.6; color: #333; }
.container { max-width: 1000px; margin: 0 auto; padding: 20px; }
h1 { color: #1e40af; border-bottom: 3px solid #1e40af; padding-bottom: 10px; }
h2 { color: #1e40af; margin-top: 30px; }
table { width: 100%; border-collapse: collapse; margin: 20px 0; }
table, th, td { border: 1px solid #ddd; }
th { background-color: #1e40af; color: white; padding: 12px; text-align: left; }
td { padding: 10px; }
tr:nth-child(even) { background-color: #f9fafb; }
.notice { background-color: #fef3c7; border-left: 4px solid #f59e0b; padding: 12px; margin: 20px 0; }
.ai-notice { background-color: #e0e7ff; border-left: 4px solid #6366f1; padding: 12px; margin: 20px 0; font-size: 0.9em; }
.update-info { color: #666; font-style: italic; margin: 15px 0; }