body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif; max-width: 900px; margin: 0 auto; padding: 20px; line-height: 1.6; color: #333; }
header { border-bottom: 2px solid #eee; padding-bottom: 10px; margin-bottom: 20px; }
header h1 { margin: 0; }
nav a { margin-right: 15px; text-decoration: none; color: #0066cc; }
.note-card { border: 1px solid #ddd; border-radius: 8px; padding: 20px; margin: 20px 0; background: #fafafa; }
.note-card h2 { margin-top: 0; }
.note-card h2 a { color: #0066cc; text-decoration: none; }
.source { color: #888; font-size: 0.9em; }
.frames { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 10px; }
.frames img { max-width: 300px; border-radius: 4px; }
footer { margin-top: 40px; padding-top: 20px; border-top: 1px solid #eee; color: #888; text-align: center; }
table { width: 100%; border-collapse: collapse; margin: 20px 0; }
th, td { padding: 8px 12px; border: 1px solid #ddd; text-align: left; }
th { background: #f5f5f5; }
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; margin: 20px 0; }
.stat-card { padding: 20px; background: #f5f5f5; border-radius: 8px; text-align: center; }
.stat-value { font-size: 2em; font-weight: bold; color: #0066cc; }
.stat-label { color: #666; margin-top: 8px; }
code { background: #f0f0f0; padding: 2px 6px; border-radius: 3px; font-family: monospace; }
small { color: #888; }