* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: system-ui, -apple-system, sans-serif; line-height: 1.6; color: #1a1a1a; background: #fafafa; }
header { background: #0f172a; color: white; padding: 1rem 2rem; }
nav { display: flex; justify-content: space-between; align-items: center; max-width: 1200px; margin: 0 auto; }
.logo { font-size: 1.5rem; font-weight: bold; color: #60a5fa; text-decoration: none; }
.nav-links a { color: white; margin-left: 2rem; text-decoration: none; }
.hero { text-align: center; padding: 4rem 2rem; background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); color: white; }
.hero h1 { font-size: 2.5rem; margin-bottom: 1rem; }
.posts { max-width: 800px; margin: 2rem auto; padding: 0 2rem; }
.post-card { background: white; padding: 2rem; margin-bottom: 2rem; border-radius: 8px; box-shadow: 0 2px 8px rgba(0,0,0,0.1); }
.post-card h2 { margin-bottom: 0.5rem; }
.post-card a { color: #1e40af; text-decoration: none; }
.post-card a:hover { text-decoration: underline; }
.excerpt { color: #4b5563; margin-bottom: 1rem; }
time { color: #6b7280; font-size: 0.9rem; }
article { max-width: 800px; margin: 2rem auto; padding: 0 2rem; background: white; padding: 2rem; border-radius: 8px; }
article h1 { margin-bottom: 1rem; }
article img { max-width: 100%; height: auto; border-radius: 8px; margin: 1rem 0; }
.tags { display: flex; gap: 0.5rem; margin: 1rem 0; }
.tag { background: #e0e7ff; color: #3730a3; padding: 0.25rem 0.75rem; border-radius: 4px; font-size: 0.9rem; }
footer { text-align: center; padding: 2rem; background: #0f172a; color: white; margin-top: 4rem; }
.category-hero { text-align: center; padding: 3rem 2rem; background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); color: white; }
.category-hero h1 { font-size: 2.5rem; margin-bottom: 0.5rem; }
.no-posts { text-align: center; padding: 3rem 2rem; color: #6b7280; font-size: 1.1rem; }
.brand-nav { max-width: 800px; margin: 2rem auto; padding: 2rem; }
.brand-nav h3 { margin-bottom: 1rem; color: #1e40af; }
.brand-links { display: flex; gap: 1rem; flex-wrap: wrap; }
.brand-link { background: #e0e7ff; color: #3730a3; padding: 0.5rem 1rem; border-radius: 6px; text-decoration: none; font-weight: 500; }
.brand-link:hover { background: #c7d2fe; }
.about-page { max-width: 800px; margin: 2rem auto; padding: 0 2rem; }
.about-page h1 { font-size: 2.5rem; margin-bottom: 1rem; color: #1e40af; }
.about-intro { font-size: 1.2rem; margin-bottom: 2rem; color: #4b5563; }
.about-sections { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 2rem; margin: 2rem 0; }
.about-section { background: white; padding: 1.5rem; border-radius: 8px; box-shadow: 0 2px 8px rgba(0,0,0,0.1); }
.about-section h2 { margin-bottom: 0.5rem; color: #1e40af; }
.about-section p { color: #4b5563; }