/* Base reset */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; line-height: 1.6; color: #333; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* Header */
.site-header { background: #fff; border-bottom: 1px solid #eee; padding: 1rem 0; }
.site-header .container { display: flex; justify-content: space-between; align-items: center; }
.site-logo { font-size: 1.5rem; font-weight: 700; }

/* Navigation */
.site-nav ul { list-style: none; display: flex; gap: 2rem; }
.site-nav a { font-weight: 500; transition: color 0.2s; }
.site-nav a:hover { opacity: 0.7; }

/* Footer */
.site-footer { background: #1a1a2e; color: #fff; padding: 3rem 0; margin-top: 4rem; }

/* Hero */
.hero { padding: 4rem 0; text-align: center; }
.hero h1 { font-size: 2.5rem; margin-bottom: 1rem; }
.hero p { font-size: 1.2rem; color: #666; max-width: 600px; margin: 0 auto; }

/* Sections */
.section { padding: 3rem 0; }
.section h2 { font-size: 2rem; margin-bottom: 1.5rem; }