* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Inter', sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Custom scrollbar */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
  background: #888;
  border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
  background: #555;
}

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

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.fade-in-up {
  animation: fadeInUp 0.6s ease-out forwards;
}

.fade-in {
  animation: fadeIn 0.6s ease-out forwards;
}

/* Gradient text */
.gradient-text {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Card hover effects */
.service-card {
  transition: all 0.3s ease;
}

.service-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

/* Button effects */
.btn-primary {
  position: relative;
  overflow: hidden;
  transition: all 0.3s ease;
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.5s ease;
}

.btn-primary:hover::before {
  left: 100%;
}

/* Mobile menu animation */
.mobile-menu {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-in-out;
}

.mobile-menu.open {
  max-height: 500px;
}

/* Loading animation */
.loading {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 3px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top-color: white;
  animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Stats counter animation */
.stat-number {
  font-variant-numeric: tabular-nums;
}

/* Feature list styling */
.feature-item::before {
  content: '✓';
  display: inline-block;
  margin-right: 0.5rem;
  color: #10b981;
  font-weight: bold;
}

/* Responsive typography */
@media (max-width: 640px) {
  h1 {
    font-size: 2rem;
    line-height: 1.2;
  }
  
  h2 {
    font-size: 1.75rem;
    line-height: 1.3;
  }
}