/* Professional AI Trade Report UI - 30 Years of Design Excellence */

/* CSS Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  /* Color Palette - Professional & Modern */
  --primary-color: #2563eb;
  --primary-hover: #1d4ed8;
  --primary-light: #dbeafe;
  --secondary-color: #7c3aed;
  --accent-color: #06b6d4;
  --success-color: #10b981;
  --warning-color: #f59e0b;
  --error-color: #ef4444;
  
  /* Neutral Colors */
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
  
  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  
  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  
  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  
  /* 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);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  
  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-normal: 250ms ease-in-out;
  --transition-slow: 350ms ease-in-out;
}

/* Base Styles */
html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-primary);
  line-height: 1.6;
  color: var(--gray-800);
  background-color: var(--gray-50); /* Changed from gradient to solid color */
  min-height: 100vh;
  overflow-x: hidden;
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  transition: var(--transition-normal);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--gray-800);
  text-decoration: none;
}

.brand-icon {
  font-size: 1.5rem;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links {
  display: flex;
  gap: var(--space-xl);
}

.nav-link {
  color: var(--gray-600);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition-fast);
  position: relative;
}

.nav-link:hover {
  color: var(--primary-color);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-color);
  transition: var(--transition-fast);
}

.nav-link:hover::after {
  width: 100%;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50px;
  padding: var(--space-sm) var(--space-lg);
  margin-bottom: var(--space-xl);
  font-size: 0.875rem;
  font-weight: 500;
  color: white;
  transition: var(--transition-normal);
}

/* Force black color for hero title */
.hero-content .hero-title {
  color: #1a1a1a !important;
}

h1.hero-title {
  color: #1a1a1a !important;
}

.welcome-message {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 1rem;
  padding: 1rem 2rem;
  margin-top: 2rem;
  font-size: 1rem;
  color: white;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

/* Company Logo Styling */
.brand-logo-img {
  height: 2.5rem;
  width: auto;
  object-fit: contain;
  margin-right: 0.5rem;
}

.nav-brand .brand-logo-img {
  height: 2rem;
  margin-right: 0.75rem;
}

.brand-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.brand-text {
  font-size: 1.5rem;
  font-weight: 700;
  color: #1f2937;
}

.nav-brand .brand-text {
  font-size: 1.25rem;
  color: #1a1a1a;
}

/* Responsive Logo Styling */
@media (max-width: 768px) {
  .brand-logo-img {
    height: 2rem;
  }
  
  .nav-brand .brand-logo-img {
    height: 1.5rem;
  }
  
  .brand-text {
    font-size: 1.25rem;
  }
  
  .nav-brand .brand-text {
    font-size: 1rem;
  }
}

@media (max-width: 480px) {
  .brand-logo-img {
    height: 1.75rem;
  }
  
  .nav-brand .brand-logo-img {
    height: 1.25rem;
  }
  
  .brand-text {
    font-size: 1rem;
  }
  
.nav-brand .brand-text {
  font-size: 0.875rem;
}

/* Select2 Custom Styling */
.select2-container {
  width: 100% !important;
  display: block !important;
  min-height: 60px !important;
}

/* Ensure the form group doesn't constrain Select2 width */
.form-group .select2-container {
  width: 100% !important;
  max-width: 100% !important;
}

/* Force full width on the select element itself */
#product-select + .select2-container {
  width: 100% !important;
  max-width: 100% !important;
}

/* Ensure the selection area takes full width */
.select2-container--default .select2-selection {
  width: 100% !important;
}

/* Make sure the search field expands properly */
.select2-container--default .select2-search--inline {
  flex: 1;
  min-width: 200px;
}

.select2-container--default .select2-search--inline .select2-search__field {
  width: 100% !important;
  min-width: 200px !important;
  max-width: none !important;
}

/* Ensure Select2 is properly initialized */
.select2-container--default {
  display: block !important;
}

/* Hide the original select element only after Select2 is initialized */
#product-select.select2-hidden-accessible {
  display: none !important;
}

.select2-container--default .select2-selection--multiple {
  min-height: 60px;
  height: 60px;
  border: 2px solid #e5e7eb;
  border-radius: 0.75rem;
  background: #f9fafb;
  padding: 12px 16px;
  transition: all 0.2s ease;
  width: 100% !important;
  display: flex !important;
  flex-wrap: wrap;
  align-items: center;
  align-content: center;
  overflow: hidden !important;
  box-sizing: border-box !important;
}

.select2-container--default.select2-container--focus .select2-selection--multiple {
  border-color: #3b82f6;
  background: white;
  box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1);
  transform: translateY(-1px);
}

.select2-container--default .select2-selection--multiple .select2-selection__choice {
  background: linear-gradient(135deg, #3b82f6, #1d4ed8);
  border: none;
  border-radius: 1rem;
  padding: 6px 12px;
  font-size: 0.875rem;
  color: white;
  font-weight: 500;
  margin: 2px;
  box-shadow: 0 2px 4px rgba(59, 130, 246, 0.3);
}

.select2-container--default .select2-selection--multiple .select2-selection__choice__remove {
  color: white;
  border: none;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 6px;
  transition: all 0.2s ease;
}

.select2-container--default .select2-selection--multiple .select2-selection__choice__remove:hover {
  background: rgba(255, 255, 255, 0.3);
  color: #fef2f2;
  transform: scale(1.1);
}

.select2-container--default .select2-search--inline .select2-search__field {
  border: none;
  outline: none;
  background: transparent;
  font-size: 1rem;
  color: #374151;
  font-weight: 500;
  min-width: 200px !important;
  width: 100% !important;
  padding: 4px 8px;
  flex: 1;
}

.select2-container--default .select2-search--inline .select2-search__field::placeholder {
  color: #9ca3af;
  font-style: italic;
  font-weight: 400;
}

/* Ensure proper width when no selections are made */
.select2-container--default .select2-selection--multiple:empty .select2-search--inline {
  width: 100% !important;
}

.select2-container--default .select2-selection--multiple:empty .select2-search--inline .select2-search__field {
  width: 100% !important;
  min-width: 100% !important;
}

/* Force width fix for all Select2 search fields */
.select2-search__field {
  width: 100% !important;
  min-width: 300px !important;
  max-width: none !important;
  flex: 1 !important;
  box-sizing: border-box !important;
}

/* Additional width fixes */
.select2-container .select2-selection--multiple .select2-search--inline {
  width: 100% !important;
  flex: 1 !important;
  min-width: 300px !important;
}

.select2-container .select2-selection--multiple {
  width: 100% !important;
  display: flex !important;
  flex-wrap: wrap !important;
  min-width: 100% !important;
}

/* Override Select2's default width constraints */
.select2-container--default .select2-selection--multiple .select2-search--inline {
  width: 100% !important;
  min-width: 300px !important;
  flex: 1 1 auto !important;
}

.select2-container--default .select2-selection--multiple .select2-search--inline .select2-search__field {
  width: 100% !important;
  min-width: 300px !important;
  max-width: none !important;
  flex: 1 1 auto !important;
}

/* Force the entire Select2 container to be full width */
.select2-container--default {
  width: 100% !important;
  max-width: 100% !important;
}

/* Ensure the selection area is full width */
.select2-container--default .select2-selection {
  width: 100% !important;
  max-width: 100% !important;
}

/* Override any inline styles that might be set by Select2 */
.select2-container .select2-selection--multiple .select2-search--inline .select2-search__field[style] {
  width: 100% !important;
  min-width: 300px !important;
  max-width: none !important;
}

/* Nuclear option - override all possible Select2 width constraints */
.select2-container--default .select2-selection--multiple,
.select2-container--default .select2-selection--multiple .select2-search--inline,
.select2-container--default .select2-selection--multiple .select2-search--inline .select2-search__field,
.select2-container .select2-selection--multiple,
.select2-container .select2-selection--multiple .select2-search--inline,
.select2-container .select2-selection--multiple .select2-search--inline .select2-search__field {
  width: 100% !important;
  min-width: 300px !important;
  max-width: none !important;
  flex: 1 1 auto !important;
  box-sizing: border-box !important;
}

/* Ensure search input has adequate space even with selected tags */
.select2-container--default .select2-selection--multiple .select2-search--inline {
  flex: 1 1 200px !important;
  min-width: 200px !important;
  max-width: none !important;
}

.select2-container--default .select2-selection--multiple .select2-search--inline .select2-search__field {
  width: 100% !important;
  min-width: 200px !important;
  max-width: none !important;
  flex: 1 1 auto !important;
  overflow: visible !important;
  white-space: nowrap !important;
}

/* Force the container to be full width regardless of content */
.select2-container {
  width: 100% !important;
  max-width: 100% !important;
  min-width: 100% !important;
}

/* Prevent text overflow and ensure proper spacing */
.select2-container--default .select2-selection--multiple .select2-selection__choice {
  margin: 2px 4px 2px 0 !important;
  max-width: 300px !important;
  word-wrap: break-word !important;
  overflow-wrap: break-word !important;
  white-space: nowrap !important;
  overflow: hidden !important;
  text-overflow: ellipsis !important;
  display: inline-block !important;
  vertical-align: top !important;
}

/* Ensure search input doesn't get squeezed */
.select2-container--default .select2-selection--multiple .select2-search--inline {
  order: 999 !important;
  flex: 1 1 200px !important;
  min-width: 200px !important;
  margin-left: 4px !important;
}

/* Make sure the search field can expand */
.select2-container--default .select2-selection--multiple .select2-search--inline .select2-search__field {
  width: 100% !important;
  min-width: 200px !important;
  max-width: none !important;
  flex: 1 1 auto !important;
  overflow: visible !important;
  white-space: nowrap !important;
  text-overflow: ellipsis !important;
}

/* Additional tag overflow fixes */
.select2-container--default .select2-selection--multiple .select2-selection__choice__display {
  max-width: 250px !important;
  overflow: hidden !important;
  text-overflow: ellipsis !important;
  white-space: nowrap !important;
  display: inline-block !important;
}

/* Ensure tags don't break the layout */
.select2-container--default .select2-selection--multiple .select2-selection__choice {
  flex: 0 0 auto !important;
  max-width: 300px !important;
  min-width: 0 !important;
}

/* Force proper wrapping */
.select2-container--default .select2-selection--multiple {
  word-wrap: break-word !important;
  overflow-wrap: break-word !important;
}

/* Single selection styling */
.select2-container--default .select2-selection--single {
  width: 100%;
  padding: var(--space-lg);
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-lg);
  font-size: 1rem;
  font-family: var(--font-primary);
  background: white;
  transition: var(--transition-normal);
  min-height: 60px;
  height: 60px;
  display: flex !important;
  align-items: center;
  overflow: hidden !important;
  box-sizing: border-box !important;
}

.select2-container--default.select2-container--focus .select2-selection--single {
  border-color: var(--primary-500);
  background: white;
  box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1);
  transform: translateY(-1px);
}

.select2-container--default .select2-selection--single .select2-selection__rendered {
  color: var(--gray-700);
  font-size: 1rem;
  font-weight: 500;
  padding: 0;
  line-height: 1.5;
  width: 100% !important;
  overflow: hidden !important;
  text-overflow: ellipsis !important;
  white-space: nowrap !important;
}

.select2-container--default .select2-selection--single .select2-selection__placeholder {
  color: var(--gray-400);
  font-style: italic;
  font-weight: 400;
}

.select2-container--default .select2-selection--single .select2-selection__arrow {
  height: 100%;
  position: absolute;
  right: 12px;
  top: 0;
  width: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.select2-container--default .select2-selection--single .select2-selection__arrow b {
  border-color: #6b7280 transparent transparent transparent;
  border-style: solid;
  border-width: 5px 4px 0 4px;
  height: 0;
  left: 50%;
  margin-left: -4px;
  margin-top: -2px;
  position: absolute;
  top: 50%;
  width: 0;
}

/* Brand textarea styling to match Select2 */
.brand-input {
  min-height: 80px !important;
  height: 80px !important;
  border: 2px solid #e5e7eb !important;
  border-radius: 0.75rem !important;
  background: #f9fafb !important;
  padding: 18px 20px !important;
  font-size: 1.1rem !important;
  font-weight: 500 !important;
  color: #374151 !important;
  transition: all 0.2s ease !important;
  box-sizing: border-box !important;
  width: 100% !important;
  display: block !important;
  resize: vertical !important;
  line-height: 1.5 !important;
}

.brand-input:focus {
  border-color: #3b82f6 !important;
  background: white !important;
  box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1) !important;
  transform: translateY(-1px) !important;
  outline: none !important;
}

.brand-input:focus + .input-focus-line {
  width: 100% !important;
}

.brand-input::placeholder {
  color: #9ca3af !important;
  font-style: italic !important;
  font-weight: 400 !important;
}

/* Custom entry styling */
.select2-container--default .select2-selection--multiple .select2-selection__choice[data-select2-tag] {
  background: linear-gradient(135deg, #10b981, #059669) !important;
  border: none !important;
  color: white !important;
}

.select2-container--default .select2-selection--multiple .select2-selection__choice[data-select2-tag] .select2-selection__choice__remove {
  color: white !important;
  background: rgba(255, 255, 255, 0.2) !important;
}

.select2-container--default .select2-selection--multiple .select2-selection__choice[data-select2-tag] .select2-selection__choice__remove:hover {
  background: rgba(255, 255, 255, 0.3) !important;
  color: #fef2f2 !important;
}

/* Custom entry in dropdown */
.select2-results__option[data-select2-tag] {
  background: linear-gradient(135deg, #f0fdf4, #dcfce7) !important;
  color: #166534 !important;
  border-left: 3px solid #10b981 !important;
}

.select2-results__option[data-select2-tag]:hover {
  background: linear-gradient(135deg, #dcfce7, #bbf7d0) !important;
}

.select2-dropdown {
  border: 2px solid #e5e7eb;
  border-radius: 0.75rem;
  box-shadow: 0 8px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  margin-top: 4px;
}

.select2-container--default .select2-results__option {
  padding: 1rem;
  border-bottom: 1px solid #f3f4f6;
  transition: all 0.2s ease;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  position: relative;
}

.select2-container--default .select2-results__option:hover {
  background: linear-gradient(135deg, #f8fafc, #f1f5f9);
  transform: translateX(4px);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.select2-container--default .select2-results__option--highlighted {
  background: linear-gradient(135deg, #eff6ff, #dbeafe);
  color: #1e40af;
  border-left: 3px solid #3b82f6;
  padding-left: 9px;
}

.select2-container--default .select2-results__option--selected {
  background: linear-gradient(135deg, #f0f9ff, #e0f2fe);
  color: #0c4a6e;
  font-weight: 600;
}

.select2-results__option .select2-result-text {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.select2-results__option .select2-result-term {
  font-weight: 600;
  color: #1f2937;
  margin-bottom: 0.25rem;
}

.select2-results__option .select2-result-description {
  font-size: 0.875rem;
  color: #6b7280;
  margin-bottom: 0.25rem;
}

.select2-results__option .select2-result-category {
  font-size: 0.75rem;
  color: #9ca3af;
  background-color: #f3f4f6;
  padding: 0.125rem 0.5rem;
  border-radius: 0.25rem;
  display: inline-block;
}

.select2-container--default .select2-results__option[aria-selected=true] {
  background: linear-gradient(135deg, #f0f9ff, #e0f2fe);
  color: #0c4a6e;
  font-weight: 600;
}

.select2-container--default .select2-results__option[aria-selected=true]:hover {
  background: linear-gradient(135deg, #dbeafe, #bfdbfe);
}

/* Loading state */
.select2-container--default .select2-results__option.loading {
  padding: 1rem;
  text-align: center;
  color: #6b7280;
  font-style: italic;
}

/* No results state */
.select2-container--default .select2-results__option.no-results {
  padding: 1rem;
  text-align: center;
  color: #6b7280;
  font-style: italic;
}
}

/* Form Section */
.form-section {
  position: relative;
  padding: var(--space-2xl) 0;
  background: var(--gray-50);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.form-card {
  background: white;
  border-radius: var(--radius-2xl);
  padding: var(--space-2xl);
  box-shadow: var(--shadow-2xl);
  border: 1px solid var(--gray-200);
  position: relative;
  overflow: hidden;
}

.form-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-color), var(--secondary-color), var(--accent-color));
}

.form-header {
  text-align: center;
  margin-bottom: var(--space-2xl);
}

.form-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--gray-800);
  margin-bottom: var(--space-sm);
}

.form-subtitle {
  font-size: 1.125rem;
  color: var(--gray-600);
  max-width: 500px;
  margin: 0 auto;
}

/* Form Styles */
.professional-form {
  max-width: 800px;
  margin: 0 auto;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-xl);
  margin-bottom: var(--space-lg);
  align-items: start;
}

/* Ensure form groups have consistent height */
.form-grid .form-group {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.form-grid .form-group .form-label {
  margin-bottom: 0.5rem;
  flex-shrink: 0;
}

.form-group {
  position: relative;
}

.form-label {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: var(--space-sm);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.label-icon {
  font-size: 1rem;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: var(--space-lg);
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-lg);
  font-size: 1rem;
  font-family: var(--font-primary);
  background: white;
  transition: var(--transition-normal);
  position: relative;
}

.form-textarea {
  resize: vertical;
  min-height: 80px;
  line-height: 1.5;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
  transform: translateY(-1px);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--gray-400);
}

.input-focus-line {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-color);
  transition: var(--transition-normal);
}

.form-input:focus + .input-focus-line,
.form-textarea:focus + .input-focus-line {
  width: 100%;
}

/* Select Styles */
.select-wrapper {
  position: relative;
}

.form-select {
  appearance: none;
  cursor: pointer;
  padding-right: 3rem;
}

.select-arrow {
  position: absolute;
  right: var(--space-lg);
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
  color: var(--gray-400);
  font-size: 0.75rem;
  transition: var(--transition-fast);
}

.form-select:focus + .select-arrow {
  color: var(--primary-color);
  transform: translateY(-50%) rotate(180deg);
}

.model-info {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-top: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: var(--primary-light);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  color: var(--primary-color);
}

.info-icon {
  font-size: 0.875rem;
}

/* Submit Button */
.submit-button {
  position: relative;
  width: 100%;
  max-width: 400px;
  margin: 0 auto;
  padding: var(--space-lg) var(--space-2xl);
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: white;
  border: none;
  border-radius: var(--radius-xl);
  font-size: 1.125rem;
  font-weight: 600;
  font-family: var(--font-primary);
  cursor: pointer;
  overflow: hidden;
  transition: var(--transition-normal);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  box-shadow: var(--shadow-lg);
}

.submit-button:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl);
}

.submit-button:active {
  transform: translateY(0);
}

.button-shine {
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  transition: var(--transition-slow);
}

.submit-button:hover .button-shine {
  left: 100%;
}

.button-icon {
  transition: var(--transition-fast);
}

.submit-button:hover .button-icon {
  transform: translateX(4px);
}

/* Splash Screen */
#splash-screen {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.9);
  backdrop-filter: blur(20px);
  display: none;
  justify-content: center;
  align-items: center;
  z-index: 9999;
}

#splash-screen .loading-content {
  background: white;
  padding: var(--space-3xl);
  border-radius: var(--radius-2xl);
  text-align: center;
  box-shadow: var(--shadow-2xl);
  max-width: 400px;
  width: 90%;
}

.loading-spinner {
  width: 60px;
  height: 60px;
  border: 4px solid var(--gray-200);
  border-top: 4px solid var(--primary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto var(--space-xl);
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.loading-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--gray-800);
  margin-bottom: var(--space-sm);
}

.loading-description {
  color: var(--gray-600);
  line-height: 1.6;
  margin-bottom: var(--space-xl);
}

.loading-steps {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.step {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: var(--gray-100);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  color: var(--gray-500);
  transition: var(--transition-normal);
}

.step.active {
  background: var(--primary-light);
  color: var(--primary-color);
  font-weight: 500;
}

.step.completed {
  background: var(--success-color);
  color: white;
}

/* Responsive Design */
@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  
  .form-card {
    padding: var(--space-xl);
    margin: 0 var(--space-sm);
  }
  
  .form-grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
}

@media (max-width: 480px) {
  .nav-container {
    padding: 0 var(--space-md);
  }
  
  .form-card {
    padding: var(--space-lg);
  }
  
  .form-title {
    font-size: 1.5rem;
  }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Focus Styles */
.form-input:focus,
.form-select:focus,
.submit-button:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

/* Print Styles */
/* ===== LANGUAGE MODAL ===== */
.language-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  opacity: 1;
  transition: opacity 0.3s ease;
}

.language-modal.hidden {
  opacity: 0;
  pointer-events: none;
}

.language-modal-content {
  background: var(--gray-50);
  border-radius: var(--radius-2xl);
  padding: var(--space-3xl);
  max-width: 500px;
  width: 90%;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  text-align: center;
  transform: scale(1);
  transition: transform 0.3s ease;
}

.language-modal.hidden .language-modal-content {
  transform: scale(0.9);
}

.language-header {
  margin-bottom: var(--space-2xl);
}

.language-title {
  font-size: 1.875rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: var(--space-sm);
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.language-subtitle {
  color: var(--gray-600);
  font-size: 1rem;
  line-height: 1.5;
}

.language-options {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.language-btn {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  padding: var(--space-xl);
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-xl);
  background: var(--gray-50);
  cursor: pointer;
  transition: all 0.3s ease;
  text-align: left;
  width: 100%;
}

.language-btn:hover {
  border-color: var(--primary-color);
  background: linear-gradient(135deg, #f0f9ff, #e0f2fe);
  transform: translateY(-2px);
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

.language-btn:active {
  transform: translateY(0);
}

.language-btn .flag {
  font-size: 2rem;
  min-width: 3rem;
  text-align: center;
}

.language-btn .lang-name {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: var(--space-xs);
}

.language-btn .lang-desc {
  font-size: 0.875rem;
  color: var(--gray-600);
  font-weight: 400;
}

.language-btn:hover .lang-name {
  color: var(--primary-color);
}

.language-btn:hover .lang-desc {
  color: var(--gray-800);
}

/* ===== MOBILE RESPONSIVE DESIGN ===== */
@media (max-width: 1200px) {
  .nav-container {
    padding: 0 1.5rem;
  }
  .hero-content {
    padding: 0 1.5rem;
  }
  .container {
    padding: 0 1.5rem;
  }
}

@media (max-width: 768px) {
  /* Mobile Navigation */
  .navbar {
    padding: 0.75rem 0;
  }
  .nav-container {
    padding: 0 1rem;
    flex-direction: column;
    gap: 0.75rem;
  }
  .nav-brand {
    font-size: 1.125rem;
  }
  .nav-links {
    gap: 1.5rem;
  }
  .nav-link {
    font-size: 0.9375rem;
  }
  
  /* Mobile Hero Section */
  .hero {
    padding: 2rem 0 3rem;
    min-height: 60vh;
  }
  .hero-content {
    padding: 0 1rem;
    text-align: center;
  }
  .hero-badge {
    font-size: 0.875rem;
    padding: 0.5rem 1rem;
    margin-bottom: 1.5rem;
  }
  .hero-title {
    font-size: 2rem;
    line-height: 1.2;
    margin-bottom: 1rem;
  }
  .title-highlight {
    font-size: 1.75rem;
  }
  .hero-description {
    font-size: 1rem;
    line-height: 1.6;
    max-width: 100%;
  }
  
  /* Mobile Form Section */
  .form-section {
    padding: 2rem 0;
  }
  .form-card {
    padding: 1.5rem;
    margin: 0;
  }
  .form-header {
    text-align: center;
    margin-bottom: 1.5rem;
  }
  .form-title {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
  }
  .form-subtitle {
    font-size: 0.9375rem;
  }
  
  /* Mobile Form Grid */
  .form-grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }
  .form-group {
    margin-bottom: 0;
  }
  .form-label {
    font-size: 0.9375rem;
    margin-bottom: 0.5rem;
  }
  .form-input, .form-select, .form-textarea {
    padding: 0.875rem;
    font-size: 1rem;
  }
  
  .brand-input {
    min-height: 70px !important;
    height: 70px !important;
    padding: 16px 18px !important;
    font-size: 1rem !important;
  }
  .select-wrapper {
    margin-bottom: 0.5rem;
  }
  .model-info {
    font-size: 0.8125rem;
    margin-top: 0.5rem;
  }
  
  /* Mobile Submit Button */
  .submit-button {
    padding: 1rem 2rem;
    font-size: 1rem;
    width: 100%;
    margin-top: 1rem;
  }
  
  /* Mobile Language Modal */
  .language-modal-content {
    padding: 2rem 1.5rem;
    margin: 1rem;
    max-width: calc(100% - 2rem);
  }
  .language-title {
    font-size: 1.5rem;
  }
  .language-subtitle {
    font-size: 0.9375rem;
  }
  .language-btn {
    padding: 1rem;
    gap: 1rem;
  }
  .language-btn .flag {
    font-size: 1.5rem;
    min-width: 2.5rem;
  }
  .language-btn .lang-name {
    font-size: 1.125rem;
  }
  .language-btn .lang-desc {
    font-size: 0.8125rem;
  }
  
  /* Mobile Splash Screen */
  #splash-screen {
    padding: 1rem;
  }
  .loading-content {
    padding: 2rem 1.5rem;
  }
  .loading-title {
    font-size: 1.25rem;
    margin-bottom: 1rem;
  }
  .loading-description {
    font-size: 0.9375rem;
    line-height: 1.5;
    margin-bottom: 1.5rem;
  }
  .loading-steps {
    gap: 0.75rem;
  }
  .step {
    padding: 0.75rem 1rem;
    font-size: 0.875rem;
  }
}

@media (max-width: 480px) {
  /* Extra Small Mobile */
  .nav-container {
    padding: 0 0.75rem;
  }
  .nav-brand {
    font-size: 1rem;
  }
  .nav-links {
    gap: 1rem;
  }
  .nav-link {
    font-size: 0.875rem;
  }
  
  .hero {
    padding: 1.5rem 0 2rem;
    min-height: 50vh;
  }
  .hero-content {
    padding: 0 0.75rem;
  }
  .hero-title {
    font-size: 1.75rem;
  }
  .title-highlight {
    font-size: 1.5rem;
  }
  .hero-description {
    font-size: 0.9375rem;
  }
  
  .form-section {
    padding: 1.5rem 0;
  }
  .form-card {
    padding: 1.25rem;
  }
  .form-title {
    font-size: 1.375rem;
  }
  .form-subtitle {
    font-size: 0.875rem;
  }
  
  .form-input, .form-select, .form-textarea {
    padding: 0.75rem;
    font-size: 0.9375rem;
  }
  
  .brand-input {
    min-height: 60px !important;
    height: 60px !important;
    padding: 14px 16px !important;
    font-size: 0.9375rem !important;
  }
  .submit-button {
    padding: 0.875rem 1.5rem;
    font-size: 0.9375rem;
  }
  
  .language-modal-content {
    padding: 1.5rem 1rem;
    margin: 0.5rem;
  }
  .language-title {
    font-size: 1.375rem;
  }
  .language-btn {
    padding: 0.875rem;
    gap: 0.75rem;
  }
  .language-btn .flag {
    font-size: 1.25rem;
    min-width: 2rem;
  }
  .language-btn .lang-name {
    font-size: 1rem;
  }
  .language-btn .lang-desc {
    font-size: 0.75rem;
  }
  
  .loading-content {
    padding: 1.5rem 1rem;
  }
  .loading-title {
    font-size: 1.125rem;
  }
  .loading-description {
    font-size: 0.875rem;
  }
  .step {
    padding: 0.625rem 0.875rem;
    font-size: 0.8125rem;
  }
}

/* Touch Device Optimizations */
@media (hover: none) and (pointer: coarse) {
  .action-btn, .submit-button, .language-btn {
    min-height: 44px; /* iOS touch target minimum */
  }
  .form-input, .form-select {
    min-height: 44px;
  }
  .nav-link {
    padding: 0.5rem;
    min-height: 44px;
    display: flex;
    align-items: center;
  }
}

/* Force hero title to be black - highest specificity */
body .hero-content h1.hero-title {
  color: #1a1a1a !important;
}

/* Force nav brand text to be black */
.navbar .nav-brand .brand-text {
  color: #1a1a1a !important;
}

@media print {
  .navbar,
  .form-section {
    display: none;
  }
}

/* Language Selector Styles (for unified navbar) */
.language-selector {
  position: relative;
}

.language-selector .lang-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.5rem;
  color: var(--gray-500);
  padding: 0.5rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color 0.3s ease;
}

.language-selector .lang-btn:hover {
  background-color: var(--gray-100);
}

.language-dropdown {
  display: none;
  position: absolute;
  right: 0;
  top: 100%;
  margin-top: 0.5rem;
  background-color: white;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: 0.5rem;
  z-index: 1010; /* Ensure it's above other navbar content */
  min-width: 160px;
}

.language-dropdown a.language-option {
  display: block;
  padding: 0.75rem 1.5rem;
  text-decoration: none;
  color: var(--gray-800);
  font-weight: 500;
  border-radius: var(--radius-sm);
}