/* Base styles & custom utilities */
html {
  scroll-behavior: smooth;
}

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

/* Scroll reveal animations - progressive enhancement */
@media (prefers-reduced-motion: no-preference) {
  .scroll-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);
  }

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

/* Fallback: content always visible if JS is disabled */
.no-js .scroll-reveal,
.scroll-reveal {
  opacity: 1;
  transform: none;
}

/* Mobile navigation */
.nav-open .hamburger span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.nav-open .hamburger span:nth-child(2) {
  opacity: 0;
}
.nav-open .hamburger span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

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

/* Fade in animation for form message */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

.fade-in {
  animation: fadeIn 0.4s ease-out;
}

/* Custom scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: #f0f3f9;
}
::-webkit-scrollbar-thumb {
  background: #8fa8d3;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #3d61a8;
}

/* Selection color */
::selection {
  background: #d4a017;
  color: #111e3d;
}