/* Custom Colors */
:root {
  --primary-color: #2563eb;
  --primary-dark: #1e40af;
  --primary-light: #3b82f6;
  --secondary-color: #10b981;
  --text-dark: #1f2937;
  --text-gray: #6b7280;
  --bg-light: #f9fafb;
  --bg-white: #ffffff;
}

/* Apply custom colors */
.bg-primary-color { background-color: var(--primary-color); }
.bg-primary-dark { background-color: var(--primary-dark); }
.bg-primary-light { background-color: var(--primary-light); }
.bg-secondary-color { background-color: var(--secondary-color); }

.text-primary-color { color: var(--primary-color); }
.text-primary-dark { color: var(--primary-dark); }
.text-primary-light { color: var(--primary-light); }
.text-secondary-color { color: var(--secondary-color); }

/* Animations */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

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

/* Responsive adjustments */
@media (max-width: 640px) {
  .container {
    padding-left: 1rem;
    padding-right: 1rem;
  }
  
  .section {
    padding: 3rem 0;
  }
  
  .section-title {
    font-size: 1.75rem;
  }
}

/* Navbar scroll effect */
.navbar-scrolled {
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

/* Navbar hide/show on scroll */
.navbar-hidden {
  transform: translateY(-100%);
  transition: transform 0.3s ease-in-out;
}

.navbar-visible {
  transform: translateY(0);
  transition: transform 0.3s ease-in-out;
}

#navbar {
  transition: transform 0.3s ease-in-out, background-color 0.3s ease, box-shadow 0.3s ease;
}

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

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

/* Button hover effects */
.btn {
  transition: all 0.3s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

/* WhatsApp button pulse animation */
@keyframes pulse-whatsapp {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

.fixed.bottom-4.right-4 a:hover {
  animation: pulse-whatsapp 1s ease-in-out infinite;
}

/* Loading states */
.loading {
  opacity: 0.6;
  pointer-events: none;
}

/* Accessibility */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* Focus states for accessibility */
a:focus,
button:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

/* Print styles */
@media print {
  .fixed {
    display: none;
  }
  
  .section {
    page-break-inside: avoid;
  }
}