/**
 * UI Enhancements - Professional Design System
 * Improves consistency, spacing, typography, and visual hierarchy
 */

:root {
  /* Enhanced Color Palette */
  --color-primary: #FF6B35;
  --color-primary-dark: #E55A2B;
  --color-primary-light: #FF8A65;
  --color-primary-bg: rgba(255, 107, 53, 0.1);
  
  /* Semantic Colors */
  --color-success: #10B981;
  --color-success-bg: #D1FAE5;
  --color-error: #EF4444;
  --color-error-bg: #FEE2E2;
  --color-warning: #F59E0B;
  --color-warning-bg: #FEF3C7;
  --color-info: #3B82F6;
  --color-info-bg: #DBEAFE;
  
  /* Neutral Grays */
  --color-gray-50: #F9FAFB;
  --color-gray-100: #F3F4F6;
  --color-gray-200: #E5E7EB;
  --color-gray-300: #D1D5DB;
  --color-gray-400: #9CA3AF;
  --color-gray-500: #6B7280;
  --color-gray-600: #4B5563;
  --color-gray-700: #374151;
  --color-gray-800: #1F2937;
  --color-gray-900: #111827;
  
  /* Spacing Scale */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  
  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.25rem;
  --radius-full: 9999px;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  
  /* Typography */
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  
  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-base: 300ms ease-in-out;
  --transition-slow: 500ms ease-in-out;
}

/* Enhanced Cards */
.enhanced-card {
  background: white;
  border-radius: var(--radius-xl);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-gray-200);
  transition: all var(--transition-base);
}

.enhanced-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

/* Improved Empty States */
.empty-state {
  text-align: center;
  padding: var(--spacing-2xl) var(--spacing-lg);
}

.empty-state-icon {
  width: 120px;
  height: 120px;
  margin: 0 auto var(--spacing-xl);
  border-radius: var(--radius-full);
  background: var(--color-gray-100);
  display: flex;
  align-items: center;
  justify-content: center;
}

.empty-state-icon svg {
  width: 64px;
  height: 64px;
  color: var(--color-gray-400);
}

.empty-state-title {
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--color-gray-900);
  margin-bottom: var(--spacing-sm);
}

.empty-state-description {
  font-size: var(--font-size-base);
  color: var(--color-gray-600);
  line-height: 1.6;
  margin-bottom: var(--spacing-xl);
  max-width: 400px;
  margin-left: auto;
  margin-right: auto;
}

/* Enhanced Stats Cards */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

.stat-card {
  background: white;
  border-radius: var(--radius-xl);
  padding: var(--spacing-lg);
  text-align: center;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-gray-200);
  transition: all var(--transition-base);
}

.stat-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.stat-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  margin: 0 auto var(--spacing-md);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-bg);
}

.stat-icon svg {
  width: 24px;
  height: 24px;
  color: var(--color-primary);
}

.stat-value {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--color-gray-900);
  margin-bottom: var(--spacing-xs);
  letter-spacing: -0.5px;
}

.stat-label {
  font-size: var(--font-size-xs);
  color: var(--color-gray-600);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Improved Buttons */
.btn-enhanced {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-sm) var(--spacing-xl);
  border-radius: var(--radius-lg);
  font-weight: 600;
  font-size: var(--font-size-base);
  transition: all var(--transition-base);
  border: none;
  cursor: pointer;
  text-decoration: none;
  gap: var(--spacing-sm);
}

.btn-primary-enhanced {
  background: var(--color-primary);
  color: white;
  box-shadow: var(--shadow-md);
}

.btn-primary-enhanced:hover {
  background: var(--color-primary-dark);
  box-shadow: var(--shadow-lg);
  transform: translateY(-1px);
}

.btn-secondary-enhanced {
  background: white;
  color: var(--color-gray-700);
  border: 2px solid var(--color-gray-300);
}

.btn-secondary-enhanced:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* Enhanced Badges */
.badge-enhanced {
  display: inline-flex;
  align-items: center;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 600;
  letter-spacing: 0.3px;
}

.badge-success {
  background: var(--color-success-bg);
  color: var(--color-success);
}

.badge-warning {
  background: var(--color-warning-bg);
  color: var(--color-warning);
}

.badge-info {
  background: var(--color-info-bg);
  color: var(--color-info);
}

/* Improved Typography */
.text-enhanced {
  line-height: 1.6;
  letter-spacing: -0.01em;
}

.heading-enhanced {
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

/* Better Spacing Utilities */
.space-y-enhanced > * + * {
  margin-top: var(--spacing-lg);
}

/* Enhanced Service/Job Cards */
.service-card-enhanced,
.job-card-enhanced {
  background: white;
  border-radius: var(--radius-xl);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-gray-200);
  transition: all var(--transition-base);
  margin-bottom: var(--spacing-md);
}

.service-card-enhanced:hover,
.job-card-enhanced:hover {
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary);
  transform: translateY(-2px);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--spacing-md);
  gap: var(--spacing-md);
}

.card-title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-gray-900);
  line-height: 1.4;
  flex: 1;
}

.card-meta {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  flex-wrap: wrap;
  margin-bottom: var(--spacing-md);
}

.card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--color-gray-200);
  margin-top: var(--spacing-md);
}

/* Improved Search and Filters */
.filter-section {
  background: white;
  border-radius: var(--radius-xl);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-gray-200);
  margin-bottom: var(--spacing-xl);
}

.filter-input {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  border: 1px solid var(--color-gray-300);
  border-radius: var(--radius-lg);
  font-size: var(--font-size-base);
  transition: all var(--transition-base);
}

.filter-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-bg);
}

/* Responsive Improvements */
@media (max-width: 768px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }
  
  .card-meta {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .enhanced-card,
  .service-card-enhanced,
  .job-card-enhanced {
    padding: var(--spacing-md);
  }
}

/* Animation Utilities */
.fade-in {
  animation: fadeIn 0.3s ease-in-out;
}

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

.slide-up {
  animation: slideUp 0.4s ease-out;
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}