:root { --nav-bg: #fff; --nav-text: #33363b; --nav-accent: #d3302f; --nav-h: 80px; }

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: var(--nav-h); }
body { margin: 0; font-family: system-ui, -apple-system, "Segoe UI", sans-serif; color: #222; }

/* Top navigation */
.topbar { position: sticky; top: 0; z-index: 1000; height: var(--nav-h); background: var(--nav-bg); color: var(--nav-text); box-shadow: 0 1px 8px rgba(0, 0, 0, .12); }
.topbar-inner { max-width: 1200px; height: 100%; margin: 0 auto; padding: 0 28px; display: flex; align-items: center; justify-content: space-between; }
.brand { display: flex; align-items: center; height: 100%; }
.brand img { height: 60px; width: auto; display: block; }
.menu { list-style: none; margin: 0; padding: 0; display: flex; align-items: center; gap: 4px; }
.menu a { display: block; padding: 10px 14px; color: var(--nav-text); text-decoration: none; border-radius: 6px; font-size: .95rem; }
.menu a:hover { background: #f1f2f2; }
.menu a.active { color: var(--nav-accent); box-shadow: inset 0 -3px 0 var(--nav-accent); border-radius: 6px 6px 0 0; }
.menu a.cta, .menu .cta > a { background: var(--nav-accent); color: #fff !important; margin-left: 8px; box-shadow: none; border-radius: 6px; }
.menu a.cta:hover, .menu .cta > a:hover { background: #a8201f; }
.nav-toggle { display: none; }

@media (max-width: 860px) {
  :root { --nav-h: 68px; }
  .topbar-inner { padding: 0 18px; }
  .brand img { height: 52px; }
  .nav-toggle { padding: 14px 10px; }
  .menu a { padding: 14px; }
  .nav-toggle { display: flex; flex-direction: column; gap: 5px; padding: 10px; background: none; border: 0; cursor: pointer; }
  .nav-toggle span { width: 22px; height: 2px; background: var(--nav-text); }
  #mainNav { display: none; position: absolute; top: var(--nav-h); left: 0; right: 0; background: var(--nav-bg); border-top: 1px solid #e0e2e4; padding: 8px 18px 16px; box-shadow: 0 6px 10px rgba(0, 0, 0, .1); }
  #mainNav.open { display: block; }
  .menu { flex-direction: column; align-items: stretch; gap: 0; }
  .menu a.active { box-shadow: inset 3px 0 0 var(--nav-accent); border-radius: 0; }
  .menu a.cta, .menu .cta > a { margin: 8px 0 0; text-align: center; }
}