/* Base */
  *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
  html { scroll-behavior: smooth; }
  body { overflow-x: hidden; }

  /* Navbar */
  #navbar {
    background: transparent;
    transition: background 0.4s ease, box-shadow 0.4s ease, padding 0.4s ease;
  }
  #navbar.scrolled {
    background: rgba(255, 251, 245, 0.95);
    backdrop-filter: blur(20px);
    box-shadow: 0 1px 20px rgba(76, 29, 149, 0.08);
  }
  #navbar.scrolled .nav-link { color: #4c1d95; }
  #navbar.scrolled .nav-link:hover { color: #d97706; }

  /* Mobile menu */
  #mobileMenu.open { opacity: 1 !important; pointer-events: all !important; }
  #mobileMenu.open .mobile-link { animation: fadeUp 0.4s ease forwards; }
  #mobileMenu .mobile-link:nth-child(1) { animation-delay: 0.05s; }
  #mobileMenu .mobile-link:nth-child(2) { animation-delay: 0.1s; }
  #mobileMenu .mobile-link:nth-child(3) { animation-delay: 0.15s; }
  #mobileMenu .mobile-link:nth-child(4) { animation-delay: 0.2s; }

  @keyframes fadeUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
  }

  /* Service cards */
  .service-card {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease, transform 0.6s ease, box-shadow 0.5s ease;
  }

  /* Scroll reveal (below fold only, progressive enhancement) */
  @media (prefers-reduced-motion: no-preference) {
    .reveal {
      opacity: 1;
      transform: translateY(0);
      transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
    }
  }

  /* Smooth anchor offset */
  section[id] {
    scroll-margin-top: 80px;
  }

  /* Selection color */
  ::selection {
    background: #d97706;
    color: #2e1065;
  }

  /* Custom scrollbar */
  ::-webkit-scrollbar { width: 8px; }
  ::-webkit-scrollbar-track { background: #faf5ff; }
  ::-webkit-scrollbar-thumb { background: #a855f7; border-radius: 4px; }
  ::-webkit-scrollbar-thumb:hover { background: #7c3aed; }

  /* Hero card animations */
  @media (prefers-reduced-motion: no-preference) {
    .hero-card-1 { animation: float1 6s ease-in-out infinite; }
    .hero-card-2 { animation: float2 7s ease-in-out infinite; }
    .hero-card-3 { animation: float3 5s ease-in-out infinite; }
  }

  @keyframes float1 {
    0%, 100% { transform: translateY(0px) rotate(2deg); }
    50% { transform: translateY(-12px) rotate(2deg); }
  }
  @keyframes float2 {
    0%, 100% { transform: translateY(0px) rotate(-1deg); }
    50% { transform: translateY(-10px) rotate(-1deg); }
  }
  @keyframes float3 {
    0%, 100% { transform: translateY(0px) rotate(1deg); }
    50% { transform: translateY(-8px) rotate(1deg); }
  }

  /* Reduced motion */
  @media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
      animation-duration: 0.01ms !important;
      transition-duration: 0.01ms !important;
    }
    html { scroll-behavior: auto; }
  }