/* ============================================================
   UplinkRise Light Theme — Navigation
   ============================================================ */

.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  padding: 18px 0;
  border-bottom: 1px solid transparent;
  transition: all 0.3s ease;
  background: rgba(255,255,255,0);
}
.site-header.scrolled {
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-color: var(--border);
  box-shadow: 0 2px 16px rgba(0,0,0,0.06);
  padding: 14px 0;
}
.nav-inner {
  display: flex; align-items: center;
  justify-content: space-between; gap: 32px;
}
.site-logo, .logo {
  font-family: 'Syne', sans-serif;
  font-size: 1.45rem; font-weight: 800;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text; text-decoration: none; flex-shrink: 0;
}
.nav-links {
  display: flex; align-items: center;
  gap: 36px; list-style: none; margin: 0; padding: 0;
}
.nav-links a {
  font-size: 0.88rem; font-weight: 500;
  color: var(--text2); transition: color 0.2s; text-decoration: none;
}
.nav-links a:hover,
.nav-links .current-menu-item a { color: var(--accent); }
.nav-cta { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.hamburger {
  display: none; flex-direction: column; gap: 5px;
  cursor: pointer; padding: 4px; background: none; border: none;
}
.hamburger span {
  display: block; width: 24px; height: 2px;
  background: var(--text2); border-radius: 2px; transition: all 0.3s;
}
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }
.mobile-nav {
  display: none; position: fixed;
  top: 64px; left: 0; right: 0;
  background: rgba(255,255,255,0.98);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 8px 24px rgba(0,0,0,0.08);
  padding: 24px; z-index: 999;
  flex-direction: column; gap: 0;
}
.mobile-nav.open { display: flex; }
.mobile-nav .nav-links { flex-direction: column; align-items: flex-start; gap: 0; width: 100%; }
.mobile-nav .nav-links li { width: 100%; }
.mobile-nav .nav-links a { display: block; padding: 14px 0; border-bottom: 1px solid var(--border); font-size: 1rem; }
.mobile-nav .nav-cta { flex-direction: column; width: 100%; margin-top: 20px; gap: 10px; }
.mobile-nav .nav-cta .btn { width: 100%; justify-content: center; }
@media (max-width: 768px) {
  .nav-links, .nav-cta { display: none !important; }
  .hamburger { display: flex; }
}