:root {
  --primary-color: #111827;
  --secondary-color: #4b5563;
  --background-color: #ffffff;
  --footer-bg-color: #000000;
  --button-color: #000000;
  --section-bg-1: #ffffff;
  --section-bg-2: #f9fafb;
  --section-bg-3: #ffffff;
  --border-color: #e5e7eb;
  --border-light: #f3f4f6;
  --text-primary: var(--primary-color);
  --text-secondary: var(--secondary-color);
  --text-muted: #6b7280;
  --font-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-secondary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  line-height: 1.6;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  color: var(--text-primary);
  background-color: var(--background-color);
  font-weight: 400;
  letter-spacing: -0.01em;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-secondary);
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  letter-spacing: -0.03em;
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 600;
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 600;
}

h4 {
  font-size: clamp(1.25rem, 2.5vw, 1.875rem);
  font-weight: 500;
}

h5 {
  font-size: 1.25rem;
  font-weight: 500;
}

h6 {
  font-size: 1.125rem;
  font-weight: 500;
}

p {
  margin-bottom: var(--spacing-sm);
  color: var(--text-secondary);
  line-height: 1.7;
}

a {
  color: var(--primary-color);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--text-secondary);
}

ul, ol {
  padding-left: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
}

li {
  margin-bottom: var(--spacing-xs);
  color: var(--text-secondary);
}

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

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

.container-wide {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.section {
  padding: var(--spacing-2xl) 0;
}

.section-sm {
  padding: var(--spacing-xl) 0;
}

.section-lg {
  padding: calc(var(--spacing-2xl) * 1.5) 0;
}

.section-bg-light {
  background-color: var(--section-bg-2);
}

.section-bg-white {
  background-color: var(--section-bg-1);
}

.section-bg-dark {
  background-color: var(--footer-bg-color);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-sm) var(--spacing-md);
  font-family: var(--font-primary);
  font-size: 0.875rem;
  font-weight: 500;
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.2s ease;
  line-height: 1;
  white-space: nowrap;
  min-height: 44px;
}

.btn-primary {
  background-color: var(--button-color);
  color: #ffffff;
  border-color: var(--button-color);
}

.btn-primary:hover {
  background-color: var(--secondary-color);
  border-color: var(--secondary-color);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

.btn-secondary {
  background-color: transparent;
  color: var(--primary-color);
  border-color: var(--border-color);
}

.btn-secondary:hover {
  background-color: var(--section-bg-2);
  border-color: var(--secondary-color);
}

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

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

.btn-lg {
  padding: var(--spacing-md) var(--spacing-lg);
  font-size: 1rem;
  min-height: 52px;
}

.btn-sm {
  padding: var(--spacing-xs) var(--spacing-sm);
  font-size: 0.75rem;
  min-height: 36px;
}

.card {
  background-color: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  transition: all 0.2s ease;
  position: relative;
}

.card:hover {
  border-color: var(--border-color);
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}

.card-header {
  padding-bottom: var(--spacing-md);
  margin-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--border-light);
}

.card-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  color: var(--text-primary);
}

.card-subtitle {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 0;
}

.card-body {
  padding: 0;
}

.card-footer {
  padding-top: var(--spacing-md);
  margin-top: var(--spacing-md);
  border-top: 1px solid var(--border-light);
}

.form-group {
  margin-bottom: var(--spacing-md);
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: var(--spacing-xs);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: var(--spacing-sm);
  font-family: var(--font-primary);
  font-size: 0.875rem;
  color: var(--text-primary);
  background-color: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  transition: all 0.2s ease;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(17, 24, 39, 0.1);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

.form-check {
  display: flex;
  align-items: center;
  margin-bottom: var(--spacing-sm);
}

.form-check-input {
  margin-right: var(--spacing-xs);
}

.form-error {
  color: #dc2626;
  font-size: 0.75rem;
  margin-top: var(--spacing-xs);
}

.navbar {
  background-color: #ffffff;
  border-bottom: 1px solid var(--border-light);
  padding: var(--spacing-sm) 0;
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(10px);
  background-color: rgba(255, 255, 255, 0.95);
}

.navbar-brand {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-color);
  text-decoration: none;
}

.navbar-nav {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: var(--spacing-lg);
}

.navbar-link {
  color: var(--text-secondary);
  font-weight: 500;
  text-decoration: none;
  transition: color 0.2s ease;
  position: relative;
}

.navbar-link:hover,
.navbar-link.active {
  color: var(--primary-color);
}

.navbar-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary-color);
  transition: width 0.2s ease;
}

.navbar-link:hover::after,
.navbar-link.active::after {
  width: 100%;
}

.hero {
  padding: var(--spacing-2xl) 0;
  text-align: center;
  background: linear-gradient(135deg, var(--section-bg-1) 0%, var(--section-bg-2) 100%);
}

.hero-title {
  max-width: 800px;
  margin: 0 auto var(--spacing-lg);
  color: var(--text-primary);
}

.hero-subtitle {
  max-width: 600px;
  margin: 0 auto var(--spacing-xl);
  font-size: 1.25rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: center;
  flex-wrap: wrap;
}

.grid {
  display: grid;
  gap: var(--spacing-lg);
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

.flex {
  display: flex;
}

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

.flex-row {
  flex-direction: row;
}

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

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

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

.gap-sm {
  gap: var(--spacing-sm);
}

.gap-md {
  gap: var(--spacing-md);
}

.gap-lg {
  gap: var(--spacing-lg);
}

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

.text-left {
  text-align: left;
}

.text-right {
  text-align: right;
}

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

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

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

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

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

.font-medium {
  font-weight: 500;
}

.text-sm {
  font-size: 0.875rem;
}

.text-lg {
  font-size: 1.125rem;
}

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

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

.mb-sm {
  margin-bottom: var(--spacing-sm);
}

.mb-md {
  margin-bottom: var(--spacing-md);
}

.mb-lg {
  margin-bottom: var(--spacing-lg);
}

.mt-sm {
  margin-top: var(--spacing-sm);
}

.mt-md {
  margin-top: var(--spacing-md);
}

.mt-lg {
  margin-top: var(--spacing-lg);
}

.p-sm {
  padding: var(--spacing-sm);
}

.p-md {
  padding: var(--spacing-md);
}

.p-lg {
  padding: var(--spacing-lg);
}

.w-full {
  width: 100%;
}

.h-full {
  height: 100%;
}

.rounded {
  border-radius: var(--radius-md);
}

.rounded-lg {
  border-radius: var(--radius-lg);
}

.border {
  border: 1px solid var(--border-color);
}

.border-light {
  border: 1px solid var(--border-light);
}

.shadow-sm {
  box-shadow: var(--shadow-sm);
}

.shadow-md {
  box-shadow: var(--shadow-md);
}

.bg-white {
  background-color: #ffffff;
}

.bg-light {
  background-color: var(--section-bg-2);
}

.bg-dark {
  background-color: var(--footer-bg-color);
}

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

.text-white {
  color: #ffffff;
}

.divider {
  height: 1px;
  background-color: var(--border-light);
  margin: var(--spacing-lg) 0;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--spacing-xs) var(--spacing-sm);
  font-size: 0.75rem;
  font-weight: 500;
  background-color: var(--section-bg-2);
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-light);
}

.badge-primary {
  background-color: var(--primary-color);
  color: #ffffff;
  border-color: var(--primary-color);
}

.alert {
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-md);
  border: 1px solid;
}

.alert-info {
  background-color: #eff6ff;
  border-color: #bfdbfe;
  color: #1e40af;
}

.alert-success {
  background-color: #f0fdf4;
  border-color: #bbf7d0;
  color: #166534;
}

.alert-warning {
  background-color: #fffbeb;
  border-color: #fed7aa;
  color: #92400e;
}

.alert-error {
  background-color: #fef2f2;
  border-color: #fecaca;
  color: #dc2626;
}

.table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: var(--spacing-md);
}

.table th,
.table td {
  padding: var(--spacing-sm);
  text-align: left;
  border-bottom: 1px solid var(--border-light);
}

.table th {
  font-weight: 600;
  color: var(--text-primary);
  background-color: var(--section-bg-2);
}

.table tbody tr:hover {
  background-color: var(--section-bg-2);
}

footer {
  background-color: var(--footer-bg-color);
  color: #ffffff;
  padding: var(--spacing-2xl) 0 var(--spacing-lg);
  margin-top: var(--spacing-2xl);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.footer-section h4 {
  color: #ffffff;
  margin-bottom: var(--spacing-md);
}

.footer-section p,
.footer-section a,
.footer-section li {
  color: #9ca3af;
  line-height: 1.6;
}

.footer-section a:hover {
  color: #ffffff;
}

.footer-bottom {
  border-top: 1px solid #374151;
  padding-top: var(--spacing-md);
  text-align: center;
  color: #6b7280;
  font-size: 0.875rem;
}

.skip-link {
  position: absolute;
  top: -40px;
  left: 6px;
  background: var(--primary-color);
  color: #ffffff;
  padding: 8px;
  text-decoration: none;
  border-radius: var(--radius-sm);
  z-index: 1000;
}

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

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

@media (max-width: 768px) {
  .container {
    padding: 0 var(--spacing-sm);
  }
  
  .section {
    padding: var(--spacing-xl) 0;
  }
  
  .hero {
    padding: var(--spacing-xl) 0;
  }
  
  .hero-actions {
    flex-direction: column;
    align-items: center;
  }
  
  .btn {
    width: 100%;
    max-width: 280px;
  }
  
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }
  
  .navbar-nav {
    flex-direction: column;
    gap: var(--spacing-sm);
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  h1 {
    font-size: 2.5rem;
  }
  
  h2 {
    font-size: 2rem;
  }
  
  h3 {
    font-size: 1.5rem;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--spacing-xs);
  }
  
  .card {
    padding: var(--spacing-md);
  }
  
  .btn {
    font-size: 0.875rem;
    padding: var(--spacing-sm);
  }
  
  .btn-lg {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.875rem;
  }
}

@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;
  }
}

@media (prefers-color-scheme: dark) {
  :root {
    --background-color: #111827;
    --text-primary: #f9fafb;
    --text-secondary: #d1d5db;
    --text-muted: #9ca3af;
    --border-color: #374151;
    --border-light: #4b5563;
  }
  
  .card {
    background-color: #1f2937;
    border-color: var(--border-color);
  }
  
  .form-input,
  .form-textarea,
  .form-select {
    background-color: #1f2937;
    border-color: var(--border-color);
    color: var(--text-primary);
  }
  
  .navbar {
    background-color: rgba(17, 24, 39, 0.95);
    border-bottom-color: var(--border-color);
  }
  
  .section-bg-light {
    background-color: #1f2937;
  }
  
  .hero {
    background: linear-gradient(135deg, #111827 0%, #1f2937 100%);
  }
  
  .table th {
    background-color: #1f2937;
  }
  
  .table tbody tr:hover {
    background-color: #1f2937;
  }
  
  .btn-secondary:hover {
    background-color: #374151;
  }
}

.focus-visible {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

::selection {
  background-color: var(--primary-color);
  color: #ffffff;
}

::-moz-selection {
  background-color: var(--primary-color);
  color: #ffffff;
}

.loading {
  position: relative;
  pointer-events: none;
}

.loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 20px;
  margin: -10px 0 0 -10px;
  border: 2px solid transparent;
  border-top: 2px solid var(--primary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

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

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

.slide-up {
  animation: slideUp 0.6s ease-out;
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}


/* Cookie Banner Additional Styles for Tailwind */
.cookie-banner-hover-effect:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

@media (prefers-reduced-motion: reduce) {
    .cookie-banner-hover-effect:hover {
        transform: none;
    }
}