.site-header{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.96);backdrop-filter:blur(14px);border-bottom:1px solid var(--gray-100)}.header-inner{height:74px;display:flex;align-items:center;justify-content:space-between;gap:22px}.brand{display:flex;align-items:center;gap:12px}.brand-mark{width:44px;height:44px;border-radius:13px;background:linear-gradient(135deg,var(--blue-900),var(--blue-500));display:grid;place-items:center;color:white;font-weight:900}.brand-text strong{display:block;color:var(--blue-950);font-size:1.1rem}.brand-text span{display:block;color:var(--gray-500);font-size:.78rem}.nav{display:flex;align-items:center;gap:4px}.nav a{padding:10px 12px;border-radius:10px;color:var(--gray-700);font-weight:650}.nav a:hover,.nav a.active{background:var(--blue-100);color:var(--blue-700)}.header-actions{display:flex;align-items:center;gap:10px}.menu-toggle{display:none}.site-footer{background:var(--blue-950);color:#dbeafe;padding:46px 0 26px;margin-top:70px}.footer-grid{display:grid;grid-template-columns:1.3fr .7fr .7fr;gap:34px}.footer-title{color:white;font-weight:800;margin-bottom:12px}.footer-links{display:grid;gap:8px}.footer-links a:hover{color:white}.footer-bottom{margin-top:30px;padding-top:18px;border-top:1px solid rgba(255,255,255,.14);font-size:.9rem;color:#bfdbfe}