:root {
  color-scheme: light;
}

html {
  box-sizing: border-box;
}

*, *::before, *::after {
  box-sizing: inherit;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #ffffff;
  color: #111827;
  scroll-behavior: smooth;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
  transition: all 0.3s ease;
}

button {
  font: inherit;
  transition: all 0.3s ease;
}

button:focus,
a:focus {
  outline: 2px solid #3b82f6;
  outline-offset: 2px;
}

/* Logo styling - no background or borders */
.logo-img {
  transition: filter 0.3s ease;
}

/* Make logo white in navbar */
.navbar img {
  filter: brightness(0) invert(1) !important;
}

/* Enhanced hover effects */
.hover-lift {
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), 
              box-shadow 0.3s cubic-bezier(0.4, 0, 0.2, 1),
              filter 0.3s ease;
}

.hover-lift:hover {
  transform: translateY(-4px) scale(1.02);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
  filter: brightness(1.05);
}

/* Active states */
.hover-lift:active {
  transform: translateY(-2px) scale(1.01);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
  transition: transform 0.1s ease, box-shadow 0.1s ease;
}

/* Smooth button hover effects */
.btn-hover {
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.btn-hover::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  transform: translate(-50%, -50%);
  transition: width 0.6s ease, height 0.6s ease;
}

.btn-hover:hover::before {
  width: 300px;
  height: 300px;
}

.btn-hover:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

/* Card hover effects */
.card-hover {
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
}

.card-hover::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(77, 166, 214, 0.1), rgba(0, 31, 63, 0.1));
  opacity: 0;
  transition: opacity 0.3s ease;
  border-radius: inherit;
}

.card-hover:hover::after {
  opacity: 1;
}

.card-hover:hover {
  transform: translateY(-6px) scale(1.03);
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
}

/* Smooth fade in animation */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

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

/* Smooth scroll for sections */
section {
  scroll-margin-top: 80px;
}

/* Enhanced Responsive Design */

/* Mobile-first approach improvements */
@media (max-width: 640px) {
  /* Adjust navbar for mobile */
  .navbar {
    padding: 0 12px;
  }
  
  .navbar .flex.items-center.space-x-2 {
    font-size: 14px;
  }
  
  .navbar img.h-10 {
    height: 32px;
  }
  
  /* Mobile menu improvements */
  #mobile-menu {
    max-height: calc(100vh - 64px);
    overflow-y: auto;
  }
  
  #mobile-menu .px-2.pt-2.pb-3 {
    padding: 8px;
  }
  
  #mobile-menu .space-y-1 > * + * {
    margin-top: 4px;
  }
  
  /* Hero section mobile adjustments */
  .fade-in {
    animation-duration: 0.4s;
  }
  
  /* Card hover effects disabled on mobile for better performance */
  .card-hover:hover {
    transform: none;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  }
  
  /* Button adjustments for mobile */
  .btn-hover {
    min-height: 44px; /* Minimum touch target size */
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  /* Form improvements for mobile */
  .form-input,
  .form-select,
  .form-textarea {
    font-size: 16px; /* Prevents zoom on iOS */
    min-height: 44px;
  }
  
  /* Footer mobile adjustments */
  footer .grid {
    gap: 24px;
  }
  
  footer .text-center.md\\:text-left {
    text-align: center !important;
  }
  
  footer .flex.justify-center.md\\:justify-start {
    justify-content: center !important;
  }
}

/* Tablet responsive adjustments */
@media (min-width: 641px) and (max-width: 1024px) {
  /* Tablet navbar adjustments */
  .navbar .hidden.md\\:flex {
    gap: 20px;
  }
  
  .navbar .text-white.hover\\:text-secondary {
    font-size: 14px;
  }
  
  /* Tablet card adjustments */
  .card-hover:hover {
    transform: translateY(-2px);
  }
  
  /* Tablet grid adjustments */
  .grid.grid-cols-1.md\\:grid-cols-4 {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .grid.grid-cols-1.md\\:grid-cols-3 {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Large desktop optimizations */
@media (min-width: 1025px) {
  /* Enhanced hover effects for desktop */
  .card-hover:hover {
    transform: translateY(-8px) scale(1.02);
  }
  
  /* Improved animations on desktop */
  .fade-in {
    animation-duration: 0.8s;
  }
}

/* Ultra-wide screens */
@media (min-width: 1440px) {
  .max-w-7xl {
    max-width: 1400px;
  }
}

/* Landscape orientation fixes */
@media (max-width: 768px) and (orientation: landscape) {
  /* Reduce spacing in landscape mode */
  section {
    scroll-margin-top: 60px;
  }
  
  .py-20 {
    padding-top: 3rem;
    padding-bottom: 3rem;
  }
  
  .py-16 {
    padding-top: 2rem;
    padding-bottom: 2rem;
  }
  
  /* Adjust navbar for landscape */
  .navbar {
    height: 56px;
  }
  
  #mobile-menu {
    max-height: calc(100vh - 56px);
  }
}

/* High DPI displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
  /* Sharper borders for retina displays */
  .card-hover,
  .navbar,
  footer {
    border-width: 0.5px;
  }
  
  /* Adjust icon sizes for retina */
  .fas,
  .fab {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }
}

/* Reduced motion preferences */
@media (prefers-reduced-motion: reduce) {
  /* Disable animations for users who prefer reduced motion */
  .fade-in,
  .btn-hover,
  .card-hover,
  .hover-lift,
  .navbar a,
  .form-input,
  .form-select,
  .form-textarea,
  .form-button {
    animation: none !important;
    transition: none !important;
  }
  
  .card-hover:hover,
  .btn-hover:hover,
  .hover-lift:hover {
    transform: none !important;
  }
  
  .btn-hover::before,
  .form-button::before {
    display: none;
  }
}

/* Print styles */
@media print {
  /* Hide navigation and footer */
  .navbar,
  footer,
  #mobile-menu-button,
  #mobile-menu {
    display: none !important;
  }
  
  /* Adjust text for print */
  body {
    font-size: 12pt;
    line-height: 1.4;
    color: black;
    background: white;
  }
  
  /* Ensure content fits on page */
  section {
    break-inside: avoid;
    page-break-inside: avoid;
  }
  
  /* Adjust colors for print */
  .text-primary,
  .text-secondary {
    color: black !important;
  }
  
  .bg-primary,
  .bg-secondary {
    background: white !important;
    color: black !important;
  }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
  /* Dark mode adjustments (if needed in future) */
  body {
    background: #111827;
    color: #f9fafb;
  }
  
  .bg-white {
    background: #1f2937 !important;
  }
  
  .bg-gray-100 {
    background: #374151 !important;
  }
  
  .text-gray-600 {
    color: #d1d5db !important;
  }
  
  .text-primary {
    color: #60a5fa !important;
  }
}

/* Accessibility improvements */
@media (prefers-contrast: high) {
  .btn-hover,
  .form-button {
    border: 2px solid currentColor;
  }
  
  .card-hover {
    border: 1px solid #d1d5db;
  }
}

/* Focus visible improvements */
.btn-hover:focus-visible,
.card-hover:focus-visible,
.navbar a:focus-visible {
  outline: 3px solid #4DA6D6;
  outline-offset: 2px;
}

/* Touch device optimizations */
@media (hover: none) and (pointer: coarse) {
  /* Remove hover effects on touch devices */
  .btn-hover:hover,
  .card-hover:hover,
  .hover-lift:hover {
    transform: none;
  }
  
  /* Increase tap targets */
  .btn-hover,
  .navbar a {
    min-height: 44px;
    min-width: 44px;
  }
}

/* Small screen phones */
@media (max-width: 380px) {
  /* Extra small adjustments */
  .max-w-7xl {
    padding-left: 8px;
    padding-right: 8px;
  }
  
  .text-3xl {
    font-size: 1.5rem;
  }
  
  .text-2xl {
    font-size: 1.25rem;
  }
  
  .px-8 {
    padding-left: 1rem;
    padding-right: 1rem;
  }
}

/* Enhanced navigation active states */
.navbar a {
  position: relative;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.navbar a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 50%;
  width: 0;
  height: 2px;
  background: #4DA6D6;
  transform: translateX(-50%);
  transition: width 0.3s ease;
}

.navbar a:hover::after {
  width: 100%;
}

.navbar a.active {
  background-color: white;
  color: #001F3F !important;
  border-radius: 4px;
  padding: 4px 12px;
  margin: 0 -4px;
}

.navbar a.active::after {
  width: 100%;
  background: #87CEEB;
}

/* Smooth focus states */
.navbar a:focus {
  outline: none;
  box-shadow: 0 0 0 2px rgba(77, 166, 214, 0.5);
}

/* Icon animations */
.fa-spin-slow {
  animation: spin 3s linear infinite;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* Pulse animation for important elements */
.pulse {
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.05); }
  100% { transform: scale(1); }
}

/* Enhanced form styling */
.form-input {
  position: relative;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.form-input:focus {
  outline: none;
  border-color: #4DA6D6;
  box-shadow: 0 0 0 3px rgba(77, 166, 214, 0.1);
}

.form-input:focus + .form-icon {
  color: #4DA6D6;
}

.form-icon {
  transition: color 0.3s ease;
  pointer-events: none;
}

.form-textarea {
  resize: none;
  min-height: 120px;
}

.form-textarea:focus {
  outline: none;
  border-color: #4DA6D6;
  box-shadow: 0 0 0 3px rgba(77, 166, 214, 0.1);
}

.form-textarea:focus + .form-icon {
  color: #4DA6D6;
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9 6 9 6 15 3 12 6 9'/%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  background-size: 1.5em 1.5em;
  padding-right: 2.5rem;
}

.form-select:focus {
  outline: none;
  border-color: #4DA6D6;
  box-shadow: 0 0 0 3px rgba(77, 166, 214, 0.1);
}

.form-select:focus + .form-icon {
  color: #4DA6D6;
}

.form-checkbox {
  transition: all 0.3s ease;
}

.form-checkbox:checked {
  background-color: #4DA6D6;
  border-color: #4DA6D6;
}

.form-checkbox:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(77, 166, 214, 0.2);
}

.character-counter {
  transition: opacity 0.3s ease;
}

.form-button {
  position: relative;
  overflow: hidden;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.form-button::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  transform: translate(-50%, -50%);
  transition: width 0.6s ease, height 0.6s ease;
}

.form-button:hover::before {
  width: 300px;
  height: 300px;
}

.form-button:active {
  transform: translateY(1px);
}

.form-success {
  background-color: #10b981 !important;
  border-color: #10b981 !important;
}

.form-error {
  border-color: #ef4444 !important;
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.2);
}

.form-error:focus {
  border-color: #ef4444 !important;
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.2);
}

.form-label {
  font-weight: 600;
  color: #374151;
  margin-bottom: 0.5rem;
  display: block;
}

.form-hint {
  font-size: 0.875rem;
  color: #6b7280;
  margin-top: 0.25rem;
}

.form-error-message {
  color: #ef4444;
  font-size: 0.875rem;
  margin-top: 0.25rem;
  display: none;
}

.form-error-message.show {
  display: block;
  animation: fadeIn 0.3s ease-out;
}