/* Base */
  *, *::before, *::after {
    box-sizing: border-box;
  }

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

  body {
    margin: 0;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }

  /* Navbar */
  #navbar {
    background: transparent;
  }

  #navbar.scrolled {
    background: rgba(255, 253, 247, 0.92);
    backdrop-blur-xl;
    box-shadow: 0 1px 20px rgba(13, 27, 42, 0.06);
  }

  /* Mobile menu */
  #mobile-menu.show .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }
  #mobile-menu.show .menu-line:nth-child(2) {
    opacity: 0;
  }
  #mobile-menu.show .menu-line:nth-child(3) {
    width: 24px;
    transform: rotate(-45deg) translate(5px, -5px);
  }

  /* Animations */
  @keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(5deg); }
  }

  .animate-float {
    animation: float 6s ease-in-out infinite;
  }

  /* Scroll reveal — progressive enhancement, only applies when JS runs */
  .reveal-up,
  .reveal-left,
  .reveal-right {
    opacity: 1;
    transform: none;
  }

  @media (prefers-reduced-motion: no-preference) {
    .reveal-up {
      opacity: 0;
      transform: translateY(30px);
      transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
    }
    .reveal-left {
      opacity: 0;
      transform: translateX(-40px);
      transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
    }
    .reveal-right {
      opacity: 0;
      transform: translateX(40px);
      transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
    }

    .reveal-up.visible,
    .reveal-left.visible,
    .reveal-right.visible {
      opacity: 1;
      transform: none;
    }
  }

  /* Focus styles */
  a:focus-visible,
  input:focus-visible,
  select:focus-visible,
  textarea:focus-visible,
  button:focus-visible {
    outline: 2px solid #7BC8A4;
    outline-offset: 2px;
  }

  /* Selection */
  ::selection {
    background: #7BC8A4;
    color: #0D1B2A;
  }

  /* Custom scrollbar */
  ::-webkit-scrollbar {
    width: 8px;
  }
  ::-webkit-scrollbar-track {
    background: #FFFDF7;
  }
  ::-webkit-scrollbar-thumb {
    background: #A3E8C8;
    border-radius: 4px;
  }
  ::-webkit-scrollbar-thumb:hover {
    background: #7BC8A4;
  }