/* Layout: navigation + footer */

/* Navigation */
nav {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 1000;
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

nav.scrolled {
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.08);
}

.nav-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-links {
  display: flex;
  gap: 2.5rem;
  list-style: none;
  align-items: center;
}

.nav-links a {
  color: var(--text-dark);
  text-decoration: none;
  font-weight: 500;
  font-size: 1.1rem;
  transition: all 0.3s ease;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width 0.3s ease;
}

.nav-links a:hover::after { width: 100%; }

.nav-cta {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: white;
  padding: 0.7rem 2rem;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(51, 81, 119, 0.2);
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(51, 81, 119, 0.3);
}

/* Mobile menu toggle */
.mobile-menu-toggle { display: none; flex-direction: column; gap: 4px; cursor: pointer; }
.mobile-menu-toggle span { width: 25px; height: 2px; background: var(--text-dark); transition: all 0.3s ease; }

/* Logo and container spacing tweaks */
.logo img { margin-left: 0; height: 75px; }
.nav-container { padding-left: 0; }

@media (min-width: 769px) {
  .logo img { margin-left: -40px; height: 75px; }
  .nav-container { padding-left: 1rem; }
}

/* Footer */
footer { background: var(--text-dark); color: white; padding: 4rem 2rem 2rem; }
.footer-content {
  max-width: 1400px; margin: 0 auto; display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 3rem; margin-bottom: 3rem;
}
.footer-brand h3 {
  font-weight: 5; font-size: 2rem; margin-bottom: 1rem;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}
.footer-brand p { color: rgba(255, 255, 255, 0.7); line-height: 1.6; }
.footer-links h4 { font-size: 1rem; margin-bottom: 1.5rem; color: rgba(255, 255, 255, 0.9); }
.footer-links ul { list-style: none; }
.footer-links li { margin-bottom: 0.8rem; }
.footer-links a { color: rgba(255, 255, 255, 0.7); text-decoration: none; transition: color 0.3s ease; }
.footer-links a:hover { color: white; }
.footer-bottom { text-align: center; padding-top: 2rem; border-top: 1px solid rgba(255, 255, 255, 0.1); color: rgba(255, 255, 255, 0.6); }

@media (max-width: 768px) {
  .nav-links { display: none; }
  .mobile-menu-toggle { display: flex; }
  .footer-content { grid-template-columns: 1fr; text-align: center; }
}