/* Custom styles for Keltner's Construction & Excavating */

  /* Smooth scrolling */
  html {
    scroll-behavior: smooth;
  }

  /* Selection color */
  ::selection {
    background: rgba(192, 90, 58, 0.3);
    color: #f6f6f7;
  }

  /* Custom scrollbar */
  ::-webkit-scrollbar {
    width: 8px;
  }
  ::-webkit-scrollbar-track {
    background: #121218;
  }
  ::-webkit-scrollbar-thumb {
    background: #3d3d48;
    border-radius: 4px;
  }
  ::-webkit-scrollbar-thumb:hover {
    background: #52525e;
  }

  /* Service card hover effect */
  .service-card {
    transform: translateY(0);
    transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94), 
                background-color 0.3s ease,
                border-color 0.3s ease;
  }
  .service-card:hover {
    transform: translateY(-4px);
  }

  /* Fade-in animation */
  .fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  }
  .fade-in.visible {
    opacity: 1;
    transform: translateY(0);
  }

  /* Stagger children */
  .stagger-children > * {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  }
  .stagger-children.visible > *:nth-child(1) { transition-delay: 0.05s; }
  .stagger-children.visible > *:nth-child(2) { transition-delay: 0.1s; }
  .stagger-children.visible > *:nth-child(3) { transition-delay: 0.15s; }
  .stagger-children.visible > *:nth-child(4) { transition-delay: 0.2s; }
  .stagger-children.visible > *:nth-child(5) { transition-delay: 0.25s; }
  .stagger-children.visible > *:nth-child(6) { transition-delay: 0.3s; }
  .stagger-children.visible > *:nth-child(7) { transition-delay: 0.35s; }
  .stagger-children.visible {
    opacity: 1;
  }
  .stagger-children.visible > * {
    opacity: 1;
    transform: translateY(0);
  }

  /* Header scroll state */
  #site-header.scrolled {
    background: rgba(10, 10, 14, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  }

  /* Hero text gradient animation */
  @keyframes gradient-shift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
  }

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

  /* Image lazy load placeholder */
  img {
    background: linear-gradient(135deg, #1c1c24 0%, #2a2a34 100%);
  }

  /* Focus visible for accessibility */
  :focus-visible {
    outline: 2px solid #C05A3A;
    outline-offset: 2px;
  }

  /* Reduce motion for accessibility */
  @media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
      animation-duration: 0.01ms !important;
      animation-iteration-count: 1 !important;
      transition-duration: 0.01ms !important;
      scroll-behavior: auto !important;
    }
    .fade-in, .stagger-children > * {
      opacity: 1;
      transform: none;
    }
  }