/* Critical CSS - Inline above the fold */
:root {
  --primary: #059669;
  --primary-dark: #047857;
  --secondary: #0891b2;
  --accent: #f59e0b;
  --text: #1f2937;
  --text-light: #6b7280;
  --bg: #ffffff;
  --bg-light: #f9fafb;
  --border: #e5e7eb;
  --success: #10b981;
  --warning: #f59e0b;
  --error: #ef4444;
}

/* Skip links for accessibility */
.skip-link {
  position: absolute;
  top: -40px;
  left: 6px;
  background: var(--primary);
  color: white;
  padding: 8px;
  z-index: 1000;
  text-decoration: none;
  border-radius: 4px;
}

.skip-link:focus {
  top: 6px;
}

/* Focus visible styles */
:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* Utility classes for progressive enhancement */
.js-only {
  display: none;
}

.js .js-only {
  display: block;
}

.no-js .no-js-only {
  display: block;
}

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

/* Button styles */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border-radius: 0.5rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s ease;
  border: none;
  cursor: pointer;
}

.btn-primary {
  background: var(--primary);
  color: white;
}

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
}

.btn-secondary {
  background: var(--secondary);
  color: white;
}

.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}

.btn-outline:hover {
  background: var(--primary);
  color: white;
}

/* Sticky mobile bar */
.sticky-mobile-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: white;
  border-top: 1px solid var(--border);
  padding: 1rem;
  z-index: 50;
  display: flex;
  gap: 0.5rem;
  box-shadow: 0 -4px 6px -1px rgba(0, 0, 0, 0.1);
}

@media (min-width: 768px) {
  .sticky-mobile-bar {
    display: none;
  }
}

/* Chart fallback styles */
.chart-fallback {
  display: none;
}

.no-js .chart-fallback {
  display: block;
}

.js .chart-fallback {
  display: none;
}

/* Form styles */
.form-group {
  margin-bottom: 1rem;
}

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  color: var(--text);
}

.form-input {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  font-size: 1rem;
}

.form-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(5, 150, 105, 0.1);
}

/* Progress bar */
.progress-bar {
  width: 100%;
  height: 0.5rem;
  background: var(--bg-light);
  border-radius: 0.25rem;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: var(--primary);
  transition: width 0.3s ease;
}

/* Toast notifications */
.toast {
  position: fixed;
  top: 1rem;
  right: 1rem;
  background: var(--success);
  color: white;
  padding: 1rem;
  border-radius: 0.5rem;
  z-index: 1000;
  transform: translateX(100%);
  transition: transform 0.3s ease;
}

.toast.show {
  transform: translateX(0);
}

.toast.error {
  background: var(--error);
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  :root {
    --primary: #000000;
    --text: #000000;
    --bg: #ffffff;
    --border: #000000;
  }
}

/* Print styles */
@media print {
  .no-print {
    display: none !important;
  }
  
  .sticky-mobile-bar {
    display: none !important;
  }
  
  body {
    font-size: 12pt;
    line-height: 1.4;
  }
}

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

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

@keyframes float {
  0% { transform: translateY(0px); }
  50% { transform: translateY(-10px); }
  100% { transform: translateY(0px); }
}

.animate-float {
  animation: float 3s ease-in-out infinite;
}

.animate-pulse-slow {
  animation: pulse 4s ease-in-out infinite;
}

/* Fix for background colors not showing */
body {
  background-color: var(--bg-light) !important;
}

.bg-gray-50 {
  background-color: var(--bg-light) !important;
}

.bg-white {
  background-color: var(--bg) !important;
}

.bg-primary {
  background-color: var(--primary) !important;
}

.bg-primary-dark {
  background-color: var(--primary-dark) !important;
}

.bg-secondary {
  background-color: var(--secondary) !important;
}

.bg-accent {
  background-color: var(--accent) !important;
}

.bg-gray-900 {
  background-color: #111827 !important;
}

.bg-blue-50 {
  background-color: #eff6ff !important;
}

.bg-green-50 {
  background-color: #f0fdf4 !important;
}

.bg-yellow-50 {
  background-color: #fefce8 !important;
}

/* Additional utility classes */
.text-primary {
  color: var(--primary);
}

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

.text-accent {
  color: var(--accent);
}

.border-primary {
  border-color: var(--primary);
}

.border-secondary {
  border-color: var(--secondary);
}

.border-accent {
  border-color: var(--accent);
}

/* Card styles */
.card {
  background: var(--bg);
  border-radius: 0.5rem;
  box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  padding: 1.5rem;
}

.card-hover:hover {
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  transform: translateY(-2px);
  transition: all 0.2s ease;
}

/* Section spacing */
.section {
  padding: 3rem 0;
}

.section-sm {
  padding: 1.5rem 0;
}

.section-lg {
  padding: 5rem 0;
}

/* Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* Grid system */
.grid {
  display: grid;
  gap: 1.5rem;
}

.grid-cols-1 {
  grid-template-columns: repeat(1, minmax(0, 1fr));
}

.grid-cols-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-cols-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid-cols-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

@media (min-width: 768px) {
  .md\:grid-cols-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  
  .md\:grid-cols-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  
  .md\:grid-cols-4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* Flex utilities */
.flex {
  display: flex;
}

.flex-col {
  flex-direction: column;
}

.items-center {
  align-items: center;
}

.justify-center {
  justify-content: center;
}

.justify-between {
  justify-content: space-between;
}

/* Spacing utilities */
.p-4 {
  padding: 1rem;
}

.p-6 {
  padding: 1.5rem;
}

.p-8 {
  padding: 2rem;
}

.mb-4 {
  margin-bottom: 1rem;
}

.mb-6 {
  margin-bottom: 1.5rem;
}

.mb-8 {
  margin-bottom: 2rem;
}

/* Text utilities */
.text-center {
  text-align: center;
}

.text-xl {
  font-size: 1.25rem;
  line-height: 1.75rem;
}

.text-2xl {
  font-size: 1.5rem;
  line-height: 2rem;
}

.text-3xl {
  font-size: 1.875rem;
  line-height: 2.25rem;
}

.text-4xl {
  font-size: 2.25rem;
  line-height: 2.5rem;
}

.font-bold {
  font-weight: 700;
}

.font-semibold {
  font-weight: 600;
}

/* Border radius */
.rounded {
  border-radius: 0.25rem;
}

.rounded-lg {
  border-radius: 0.5rem;
}

.rounded-xl {
  border-radius: 0.75rem;
}

/* Shadows */
.shadow-sm {
  box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
}

.shadow-md {
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

.shadow-lg {
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

/* Responsive helpers */
@media (max-width: 768px) {
  .mobile-hidden {
    display: none;
  }
}

/* Focus states for interactive elements */
button:focus,
a:focus,
input:focus,
select:focus,
textarea:focus {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

/* Selection color */
::selection {
  background-color: var(--primary);
  color: white;
}

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

::-webkit-scrollbar-track {
  background: var(--bg-light);
}

::-webkit-scrollbar-thumb {
  background: var(--primary);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary-dark);
}