/* Base & Utilities */
  * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }

  html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
  }

  body {
    overflow-x: hidden;
  }

  ::selection {
    background-color: rgba(5, 150, 105, 0.2);
    color: #064e3b;
  }

  /* Animations */
  @keyframes fadeInUp {
    from {
      opacity: 0;
      transform: translateY(30px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  .animate-fade-in-up {
    animation: fadeInUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  }

  @keyframes scrollLine {
    0% {
      transform: scaleY(0);
      transform-origin: top;
    }
    50% {
      transform: scaleY(1);
      transform-origin: top;
    }
    51% {
      transform-origin: bottom;
    }
    100% {
      transform: scaleY(0);
      transform-origin: bottom;
    }
  }

  .animate-scroll-line {
    animation: scrollLine 1.5s ease-in-out infinite;
  }

  /* Scroll Reveal */
  .reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  }

  .reveal.revealed {
    opacity: 1;
    transform: translateY(0);
  }

  .reveal-delay-1 { transition-delay: 0.1s; }
  .reveal-delay-2 { transition-delay: 0.2s; }
  .reveal-delay-3 { transition-delay: 0.3s; }

  /* Navbar */
  #navbar {
    background: transparent;
    transition: background-color 0.4s ease, box-shadow 0.4s ease, backdrop-filter 0.4s ease;
  }

  #navbar.scrolled {
    background: rgba(254, 253, 248, 0.92);
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(6, 78, 59, 0.08);
  }

  /* Service Cards */
  .service-card {
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.4s ease;
  }

  .service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 60px -20px rgba(6, 78, 59, 0.3);
  }

  /* Mobile Menu */
  #mobile-menu {
    backdrop-filter: blur(16px);
  }

  /* Custom scrollbar */
  ::-webkit-scrollbar {
    width: 8px;
  }

  ::-webkit-scrollbar-track {
    background: #fdf9ef;
  }

  ::-webkit-scrollbar-thumb {
    background: #065f46;
    border-radius: 4px;
  }

  ::-webkit-scrollbar-thumb:hover {
    background: #047857;
  }

  /* Image hover effects */
  img {
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
  }

  /* Form focus styles */
  input:focus,
  select:focus,
  textarea:focus {
    outline: none;
  }

  /* Responsive adjustments */
  @media (max-width: 768px) {
    html {
      scroll-padding-top: 70px;
    }
  }