* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif; line-height: 1.8; color: #333; background: #fafafa; }
.container { max-width: 800px; margin: 0 auto; padding: 0 20px; }
.navbar { background: #fff; border-bottom: 1px solid #eee; padding: 15px 0; position: sticky; top: 0; z-index: 100; }
.navbar .container { display: flex; justify-content: space-between; align-items: center; }
.logo { font-size: 22px; font-weight: 700; color: #e85d5d; text-decoration: none; }
.nav-links a { color: #666; text-decoration: none; margin-left: 24px; font-size: 14px; }
.nav-links a:hover { color: #e85d5d; }
.hero { text-align: center; padding: 60px 0 40px; }
.hero h1 { font-size: 36px; color: #333; margin-bottom: 12px; }
.hero p { font-size: 16px; color: #888; }
.post-list { margin: 20px 0 60px; }
.post-item { background: #fff; border-radius: 8px; padding: 24px; margin-bottom: 16px; box-shadow: 0 1px 3px rgba(0,0,0,.08); }
.post-item h2 a { color: #333; text-decoration: none; font-size: 20px; }
.post-item h2 a:hover { color: #e85d5d; }
.post-meta { color: #999; font-size: 13px; margin: 8px 0; }
.post-excerpt { color: #666; font-size: 14px; }
.post-page { padding: 40px 0 80px; }
.post-header h1 { font-size: 32px; margin-bottom: 16px; }
.post-content { background: #fff; border-radius: 8px; padding: 40px; box-shadow: 0 1px 3px rgba(0,0,0,.08); }
.post-content h2 { font-size: 22px; margin: 30px 0 12px; }
.post-content h3 { font-size: 18px; margin: 24px 0 8px; }
.post-content p { margin-bottom: 16px; font-size: 16px; }
.post-content li { margin-bottom: 8px; font-size: 15px; margin-left: 20px; }
.post-content tr { border-bottom: 1px solid #eee; }
.post-content td { padding: 6px 12px; font-size: 14px; }
.post-content img { max-width: 100%; border-radius: 4px; margin: 12px 0; }
.post-content pre { background: #f5f5f5; border-radius: 4px; padding: 16px; overflow-x: auto; font-size: 13px; margin: 16px 0; }
.footer { background: #333; color: #aaa; text-align: center; padding: 30px 0; margin-top: 60px; font-size: 13px; }
.footer a { color: #e85d5d; text-decoration: none; }