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

  html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }

  body {
    overflow-x: hidden;
  }

  ::selection {
    background: rgba(255, 107, 107, 0.2);
    color: #1a1a2e;
  }

  /* Floating animations for hero stat cards */
  @keyframes float-slow {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
  }

  @keyframes float-medium {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-8px); }
  }

  @keyframes float-fast {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-6px); }
  }

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

  .animate-float-medium {
    animation: float-medium 5s ease-in-out infinite;
  }

  .animate-float-fast {
    animation: float-fast 4s ease-in-out infinite;
  }

  /* Scroll reveal (progressive enhancement) */
  @media (prefers-reduced-motion: no-preference) {
    .reveal {
      opacity: 0;
      transform: translateY(24px);
      transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 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; }
    .reveal-delay-4 { transition-delay: 0.4s; }
  }

  /* Navbar scroll state */
  #nav.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06);
  }

  #nav.scrolled .font-serif {
    color: #1a1a2e !important;
  }

  #nav.scrolled .mobile-link {
    color: #2e2e4a !important;
  }

  #nav.scrolled #bar1,
  #nav.scrolled #bar2,
  #nav.scrolled #bar3 {
    background: #1a1a2e !important;
  }

  /* Mobile menu transitions */
  #mobile-menu.open {
    opacity: 1;
    pointer-events: all;
  }

  /* Nav active state */
  #nav:not(.scrolled) .mobile-link {
    color: #e0e0e0 !important;
  }

  /* Thin line accents */
  .line-accent {
    position: relative;
  }

  .line-accent::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 40px;
    height: 1px;
    background: #FF6B6B;
  }

  /* Subtle hover lift for cards */
  .hover-lift {
    transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.3s cubic-bezier(0.22, 1, 0.36, 1);
  }

  .hover-lift:hover {
    transform: translateY(-4px);
  }

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

  /* Custom scrollbar */
  ::-webkit-scrollbar {
    width: 6px;
  }

  ::-webkit-scrollbar-track {
    background: #f5f5f7;
  }

  ::-webkit-scrollbar-thumb {
    background: #d1d5db;
    border-radius: 3px;
  }

  ::-webkit-scrollbar-thumb:hover {
    background: #FF6B6B;
  }

  /* Reduced motion */
  @media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
      animation-duration: 0.01ms !important;
      animation-iteration-count: 1 !important;
      transition-duration: 0.01ms !important;
    }

    html {
      scroll-behavior: auto;
    }
  }