:root {
  /* Colors from design preferences */
  --primary-color: #0F4C75;
  --secondary-color: #3282B8;
  --background-color: #F8FAFC;
  --footer-bg-color: #1B262C;
  --button-color: #0F4C75;
  --section-white: #FFFFFF;
  --section-light: #F8FAFC;
  --section-medium: #E2E8F0;
  
  /* Additional color palette for Clean Corporate */
  --text-primary: #1A202C;
  --text-secondary: #4A5568;
  --text-muted: #718096;
  --border-light: #E2E8F0;
  --border-medium: #CBD5E0;
  --success-color: #38A169;
  --warning-color: #D69E2E;
  --error-color: #E53E3E;
  
  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
  --font-secondary: 'Source Sans Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
  
  /* Spacing scale */
  --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: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
  
  /* Shadows - minimal for Clean Corporate */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
}

/* Reset and base styles */
* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  background-color: var(--background-color);
  color: var(--text-primary);
  line-height: 1.6;
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-secondary);
  font-weight: 600;
  line-height: 1.3;
  margin: 0 0 var(--space-lg) 0;
  color: var(--text-primary);
}

h1 {
  font-size: 2.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

h2 {
  font-size: 2rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

h3 {
  font-size: 1.5rem;
  font-weight: 600;
}

h4 {
  font-size: 1.25rem;
  font-weight: 600;
}

h5 {
  font-size: 1.125rem;
  font-weight: 600;
}

h6 {
  font-size: 1rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

p {
  margin: 0 0 var(--space-md) 0;
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.7;
}

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

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

a:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

/* Lists */
ul, ol {
  margin: 0 0 var(--space-md) 0;
  padding-left: var(--space-lg);
}

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

/* Clean Corporate Layout Components */

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
  width: 100%;
}

.container-fluid {
  width: 100%;
  padding: 0 var(--space-lg);
}

/* Header */
.header {
  background-color: var(--section-white);
  border-bottom: 1px solid var(--border-light);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) 0;
}

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

.logo:hover {
  color: var(--secondary-color);
  text-decoration: none;
}

/* Navigation */
.nav {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: var(--space-xl);
}

.nav a {
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-sm);
  transition: all 0.2s ease;
}

.nav a:hover {
  background-color: var(--section-light);
  color: var(--primary-color);
  text-decoration: none;
}

.nav a.active {
  color: var(--primary-color);
  background-color: var(--section-light);
}

/* Mobile menu */
.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--text-primary);
  cursor: pointer;
}

/* Buttons - Clean Corporate Style */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-sm) var(--space-lg);
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  font-family: var(--font-primary);
  font-size: 0.875rem;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s ease;
  line-height: 1.5;
  min-height: 44px; /* Accessibility */
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

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

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

.btn-primary:hover:not(:disabled) {
  background-color: var(--secondary-color);
  border-color: var(--secondary-color);
  color: white;
  text-decoration: none;
}

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

.btn-secondary:hover:not(:disabled) {
  background-color: var(--primary-color);
  color: white;
  text-decoration: none;
}

.btn-outline {
  background-color: transparent;
  color: var(--text-secondary);
  border-color: var(--border-medium);
}

.btn-outline:hover:not(:disabled) {
  background-color: var(--section-light);
  color: var(--text-primary);
  border-color: var(--text-secondary);
  text-decoration: none;
}

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

.btn-success:hover:not(:disabled) {
  background-color: #2F855A;
  border-color: #2F855A;
  color: white;
  text-decoration: none;
}

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

.btn-warning:hover:not(:disabled) {
  background-color: #B7791F;
  border-color: #B7791F;
  color: white;
  text-decoration: none;
}

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

.btn-error:hover:not(:disabled) {
  background-color: #C53030;
  border-color: #C53030;
  color: white;
  text-decoration: none;
}

.btn-sm {
  padding: var(--space-xs) var(--space-md);
  font-size: 0.75rem;
  min-height: 32px;
}

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

/* Cards - Clean Corporate */
.card {
  background-color: var(--section-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  margin-bottom: var(--space-lg);
  transition: box-shadow 0.2s ease, border-color 0.2s ease;
}

.card:hover {
  border-color: var(--border-medium);
  box-shadow: var(--shadow-md);
}

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

.card-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

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

.card-body {
  margin-bottom: var(--space-lg);
}

.card-footer {
  padding-top: var(--space-lg);
  border-top: 1px solid var(--border-light);
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

/* Forms - Clean Corporate */
.form-group {
  margin-bottom: var(--space-lg);
}

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

.form-label.required::after {
  content: " *";
  color: var(--error-color);
}

.form-control {
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
  font-family: var(--font-primary);
  font-size: 1rem;
  background-color: var(--section-white);
  color: var(--text-primary);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(15, 76, 117, 0.1);
}

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

.form-control:disabled {
  background-color: var(--section-light);
  color: var(--text-muted);
  cursor: not-allowed;
}

.form-control.error {
  border-color: var(--error-color);
}

.form-control.error:focus {
  box-shadow: 0 0 0 3px rgba(229, 62, 62, 0.1);
}

.form-text {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: var(--space-xs);
}

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

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
  background-position: right var(--space-sm) center;
  background-repeat: no-repeat;
  background-size: 1.5em 1.5em;
  padding-right: var(--space-2xl);
}

.form-checkbox {
  width: 1rem;
  height: 1rem;
  margin-right: var(--space-sm);
}

/* Sections */
.section {
  padding: var(--space-3xl) 0;
}

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

.section-medium {
  background-color: var(--section-medium);
}

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

.section-dark h1,
.section-dark h2,
.section-dark h3,
.section-dark h4,
.section-dark h5,
.section-dark h6 {
  color: white;
}

.section-dark p {
  color: rgba(255, 255, 255, 0.9);
}

/* Grid System */
.grid {
  display: grid;
  gap: var(--space-lg);
}

.grid-1 { grid-template-columns: 1fr; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

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

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

.flex-wrap {
  flex-wrap: wrap;
}

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

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

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

.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }
.gap-xl { gap: var(--space-xl); }

/* Spacing utilities */
.m-0 { margin: 0; }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }

.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }

.p-0 { padding: 0; }
.pt-sm { padding-top: var(--space-sm); }
.pt-md { padding-top: var(--space-md); }
.pt-lg { padding-top: var(--space-lg); }
.pt-xl { padding-top: var(--space-xl); }

.pb-sm { padding-bottom: var(--space-sm); }
.pb-md { padding-bottom: var(--space-md); }
.pb-lg { padding-bottom: var(--space-lg); }
.pb-xl { padding-bottom: var(--space-xl); }

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

.text-primary { color: var(--primary-color); }
.text-secondary { color: var(--text-secondary); }
.text-muted { color: var(--text-muted); }
.text-success { color: var(--success-color); }
.text-warning { color: var(--warning-color); }
.text-error { color: var(--error-color); }

/* Alert/Notification components */
.alert {
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-lg);
  border: 1px solid transparent;
}

.alert-success {
  background-color: #F0FFF4;
  color: #22543D;
  border-color: #9AE6B4;
}

.alert-warning {
  background-color: #FFFBEB;
  color: #744210;
  border-color: #F6E05E;
}

.alert-error {
  background-color: #FED7D7;
  color: #742A2A;
  border-color: #FEB2B2;
}

.alert-info {
  background-color: #EBF8FF;
  color: #2A4365;
  border-color: #90CDF4;
}

/* Footer */
.footer {
  background-color: var(--footer-bg-color);
  color: white;
  padding: var(--space-3xl) 0 var(--space-xl) 0;
}

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

.footer-section h4 {
  color: white;
  margin-bottom: var(--space-lg);
  font-size: 1.125rem;
}

.footer-section p,
.footer-section a {
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: var(--space-sm);
}

.footer-section a:hover {
  color: white;
  text-decoration: none;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--space-lg);
  text-align: center;
  color: rgba(255, 255, 255, 0.6);
}

/* Hero Section */
.hero {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
  color: white;
  padding: var(--space-3xl) 0;
  text-align: center;
}

.hero h1 {
  color: white;
  margin-bottom: var(--space-lg);
  font-size: 3rem;
}

.hero p {
  font-size: 1.25rem;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: var(--space-xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* Table styles */
.table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: var(--space-lg);
  background-color: var(--section-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

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

.table th {
  background-color: var(--section-light);
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.table tr:last-child td {
  border-bottom: none;
}

.table tr:hover {
  background-color: var(--section-light);
}

/* Utility classes */
.hidden {
  display: none;
}

.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;
}

.full-width {
  width: 100%;
}

.center {
  margin-left: auto;
  margin-right: auto;
}

/* Responsive Design */
@media (max-width: 768px) {
  .container {
    padding: 0 var(--space-md);
  }
  
  .container-fluid {
    padding: 0 var(--space-md);
  }
  
  .header-content {
    padding: var(--space-sm) 0;
  }
  
  .nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--section-white);
    border-top: 1px solid var(--border-light);
    padding: var(--space-lg);
    flex-direction: column;
    gap: var(--space-md);
  }
  
  .nav.active {
    display: flex;
  }
  
  .mobile-menu-toggle {
    display: block;
  }
  
  h1 {
    font-size: 2rem;
  }
  
  h2 {
    font-size: 1.75rem;
  }
  
  .hero h1 {
    font-size: 2.5rem;
  }
  
  .hero p {
    font-size: 1.125rem;
  }
  
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }
  
  .card {
    padding: var(--space-lg);
  }
  
  .section {
    padding: var(--space-2xl) 0;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
  
  .table {
    font-size: 0.875rem;
  }
  
  .table th,
  .table td {
    padding: var(--space-sm) var(--space-md);
  }
}

@media (max-width: 480px) {
  .container,
  .container-fluid {
    padding: 0 var(--space-sm);
  }
  
  .hero h1 {
    font-size: 2rem;
  }
  
  .hero p {
    font-size: 1rem;
  }
  
  .card {
    padding: var(--space-md);
  }
  
  .btn {
    width: 100%;
    justify-content: center;
  }
  
  .btn-group {
    flex-direction: column;
  }
  
  .btn-group .btn {
    margin-bottom: var(--space-sm);
  }
  
  .btn-group .btn:last-child {
    margin-bottom: 0;
  }
}

/* Print styles */
@media print {
  .header,
  .footer,
  .btn,
  .mobile-menu-toggle {
    display: none;
  }
  
  .section {
    padding: var(--space-lg) 0;
  }
  
  .card {
    border: 1px solid #000;
    box-shadow: none;
  }
  
  body {
    background: white;
    color: black;
  }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  :root {
    --border-light: #000000;
    --border-medium: #000000;
    --text-muted: #000000;
  }
  
  .btn-outline {
    border-width: 2px;
  }
  
  .card {
    border-width: 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;
  }
}

/* Focus management for better accessibility */
:focus-visible {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

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

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


/* 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;
    }
}