* { margin: 0; padding: 0; box-sizing: border-box; }
body { 
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; 
    line-height: 1.6; color: #333; max-width: 1200px; margin: 0 auto; padding: 0 20px;
}

header { 
    border-bottom: 1px solid #eee; padding: 1rem 0; margin-bottom: 2rem;
    display: flex; justify-content: space-between; align-items: center;
}
.logo { font-size: 1.5rem; font-weight: bold; color: #2c3e50; text-decoration: none; }
nav a { margin-left: 2rem; text-decoration: none; color: #666; }
nav a:hover { color: #2c3e50; }

.hero { 
    text-align: center; padding: 3rem 0; margin-bottom: 3rem;
    border-bottom: 1px solid #eee;
}
.hero h1 { font-size: 2.5rem; margin-bottom: 1rem; color: #2c3e50; }

.main-content { margin-bottom: 3rem; }
.main-content h2 { margin: 2rem 0 1rem; color: #2c3e50; }
.main-content p { margin-bottom: 1rem; }
.main-content ul, .main-content ol { margin: 1rem 0 1rem 2rem; }

.faq-item { margin-bottom: 2rem; }
.faq-question { font-weight: bold; margin-bottom: 0.5rem; color: #2c3e50; }

.breadcrumbs { 
    margin-bottom: 2rem; padding-bottom: 1rem; border-bottom: 1px solid #eee;
    font-size: 0.9rem; color: #666;
}
.breadcrumbs a { color: #666; text-decoration: none; }
.breadcrumbs a:hover { color: #2c3e50; }

footer { 
    border-top: 1px solid #eee; padding: 2rem 0; margin-top: 3rem;
    text-align: center; color: #666; font-size: 0.9rem;
}

@media (max-width: 768px) {
    header { flex-direction: column; text-align: center; }
    nav { margin-top: 1rem; }
    nav a { margin: 0 1rem; }
    .hero h1 { font-size: 2rem; }
}