.site-header{background:#fff;border-bottom:1px solid #e5e7eb;position:sticky;top:0;z-index:20;}
.header-row{min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:20px;}
.site-logo{font-size:30px;font-weight:800;color:#0c1b33;letter-spacing:-0.02em;}
.main-nav{display:flex;align-items:center;gap:22px;}
.main-nav a{font-size:15px;font-weight:600;color:#1f2937;}
.site-footer{background:#fff;border-top:1px solid #e5e7eb;padding:24px 0;margin-top:10px;}
.page-hero{padding:48px 0 20px;background:#fff;border-bottom:1px solid #eef2f7;}
.page-hero h1{font-size:46px;color:#0c1b33;margin-top:10px;}
.page-intro{font-size:18px;color:#64748b;max-width:900px;margin-top:12px;}