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

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

/* Navbar scroll state */
nav.scrolled {
  background: rgba(255, 255, 255, 0.95) !important;
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 20px rgba(0, 0, 0, 0.08);
}

nav.scrolled .nav-link {
  color: #334155;
}

nav.scrolled .nav-link:hover {
  color: #0d9488;
  background: #f0fdf9;
}

nav.scrolled .font-heading {
  color: #0d9488 !important;
}

/* Scroll reveal animations */
.reveal {
  opacity: 1;
  transform: translateY(0);
  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);
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  html {
    scroll-behavior: auto;
  }
  .sparkle {
    animation: none;
  }
  .hero-orb {
    animation: none;
  }
}

/* Hero orb animations */
@keyframes float1 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(30px, -20px) scale(1.05); }
}

@keyframes float2 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(-20px, 30px) scale(1.08); }
}

@keyframes float3 {
  0%, 100% { transform: translate(-50%, -50%) scale(1); }
  50% { transform: translate(-48%, -52%) scale(1.03); }
}

.hero-orb {
  animation: float1 8s ease-in-out infinite;
}

.orb-2 {
  animation: float2 10s ease-in-out infinite;
}

.orb-3 {
  animation: float3 12s ease-in-out infinite;
}

/* Sparkle animations */
@keyframes sparkle-pulse {
  0%, 100% { opacity: 0.3; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.5); }
}

.sparkle {
  animation: sparkle-pulse 2s ease-in-out infinite;
}

/* Mobile menu transitions */
#mobile-menu {
  animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

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

::-webkit-scrollbar-track {
  background: #f1f5f9;
}

::-webkit-scrollbar-thumb {
  background: #94a3b8;
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: #64748b;
}

/* Selection color */
::selection {
  background: #99f6e4;
  color: #134e4a;
}