:root {
  /* Color Palette */
  --primary-color: #1e40af;
  --secondary-color: #64748b;
  --background-color: #ffffff;
  --footer-bg-color: #1e293b;
  --button-color: #1e40af;
  --section-bg-light: #f8fafc;
  --section-bg-white: #ffffff;
  --section-bg-medium: #f1f5f9;
  --text-primary: #1e293b;
  --text-secondary: #64748b;
  --text-light: #94a3b8;
  --border-color: #e2e8f0;
  --border-light: #f1f5f9;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  
  /* Typography */
  --font-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-secondary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  
  /* Border Radius */
  --radius-sm: 0.125rem;
  --radius-md: 0.375rem;
  --radius-lg: 0.5rem;
  --radius-xl: 0.75rem;
}

/* Base Styles */
* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  color: var(--text-primary);
  background-color: var(--background-color);
  line-height: 1.6;
  margin: 0;
  padding: 0;
}

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

h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.025em;
}

h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 600;
  letter-spacing: -0.02em;
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 600;
  letter-spacing: -0.015em;
}

h4 {
  font-size: clamp(1.25rem, 2.5vw, 1.5rem);
  font-weight: 500;
}

h5 {
  font-size: 1.125rem;
  font-weight: 500;
}

h6 {
  font-size: 1rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

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

.text-lead {
  font-size: 1.125rem;
  font-weight: 400;
  color: var(--text-secondary);
  line-height: 1.6;
}

.text-small {
  font-size: 0.875rem;
  color: var(--text-light);
}

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

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-sm) var(--spacing-lg);
  font-family: var(--font-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  line-height: 1.5;
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
  min-height: 2.5rem;
}

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

.btn-primary:hover {
  background-color: #1d4ed8;
  border-color: #1d4ed8;
  color: white;
  text-decoration: none;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

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

.btn-secondary:hover {
  background-color: var(--primary-color);
  color: white;
  text-decoration: none;
}

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

.btn-outline:hover {
  background-color: var(--section-bg-light);
  border-color: var(--text-secondary);
  color: var(--text-primary);
  text-decoration: none;
}

.btn-lg {
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: 1rem;
  min-height: 3rem;
}

.btn-sm {
  padding: var(--spacing-xs) var(--spacing-md);
  font-size: 0.75rem;
  min-height: 2rem;
}

.btn-block {
  width: 100%;
  display: flex;
}

/* Cards */
.card {
  background-color: var(--section-bg-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-sm);
  transition: all 0.2s ease;
  height: 100%;
}

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

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

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

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

.card-body {
  flex: 1;
}

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

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

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

.form-input {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: 1rem;
  font-family: var(--font-primary);
  color: var(--text-primary);
  background-color: var(--section-bg-white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  transition: all 0.2s ease;
  min-height: 2.5rem;
}

.form-input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.1);
}

.form-input::placeholder {
  color: var(--text-light);
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml;charset=utf-8,%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 8l4 4 4-4'/%3E%3C/svg%3E");
  background-position: right 0.5rem center;
  background-repeat: no-repeat;
  background-size: 1.5em 1.5em;
  padding-right: 2.5rem;
}

.form-textarea {
  resize: vertical;
  min-height: 6rem;
}

.form-checkbox,
.form-radio {
  width: 1rem;
  height: 1rem;
  color: var(--primary-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
}

.form-checkbox:focus,
.form-radio:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.1);
}

/* Section Backgrounds */
.section-light {
  background-color: var(--section-bg-light);
}

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

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

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

.footer h1,
.footer h2,
.footer h3,
.footer h4,
.footer h5,
.footer h6 {
  color: white;
  margin-bottom: var(--spacing-md);
}

.footer p {
  color: #cbd5e1;
}

.footer a {
  color: #cbd5e1;
  text-decoration: none;
}

.footer a:hover {
  color: white;
  text-decoration: underline;
}

/* Utility Classes */
.container-custom {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.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(--secondary-color);
}

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

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

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

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

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

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

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

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

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

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

/* Spacing Utilities */
.m-0 { margin: 0; }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.ml-0 { margin-left: 0; }
.mr-0 { margin-right: 0; }

.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }
.mt-5 { margin-top: var(--spacing-xl); }

.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }
.mb-5 { margin-bottom: var(--spacing-xl); }

.p-0 { padding: 0; }
.pt-0 { padding-top: 0; }
.pb-0 { padding-bottom: 0; }
.pl-0 { padding-left: 0; }
.pr-0 { padding-right: 0; }

.pt-1 { padding-top: var(--spacing-xs); }
.pt-2 { padding-top: var(--spacing-sm); }
.pt-3 { padding-top: var(--spacing-md); }
.pt-4 { padding-top: var(--spacing-lg); }
.pt-5 { padding-top: var(--spacing-xl); }

.pb-1 { padding-bottom: var(--spacing-xs); }
.pb-2 { padding-bottom: var(--spacing-sm); }
.pb-3 { padding-bottom: var(--spacing-md); }
.pb-4 { padding-bottom: var(--spacing-lg); }
.pb-5 { padding-bottom: var(--spacing-xl); }

/* Responsive Design */
@media (max-width: 768px) {
  .container-custom {
    padding: 0 var(--spacing-md);
  }
  
  .card {
    padding: var(--spacing-lg);
  }
  
  .btn {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.875rem;
  }
  
  .btn-lg {
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: 0.875rem;
  }
  
  h1 { font-size: 2rem; }
  h2 { font-size: 1.75rem; }
  h3 { font-size: 1.5rem; }
  h4 { font-size: 1.25rem; }
}

@media (max-width: 640px) {
  .card {
    padding: var(--spacing-md);
  }
  
  .footer {
    padding: var(--spacing-xl) 0 var(--spacing-lg) 0;
  }
  
  .btn {
    width: 100%;
    margin-bottom: var(--spacing-sm);
  }
  
  .btn:last-child {
    margin-bottom: 0;
  }
  
  .btn-block {
    width: 100%;
  }
}

/* Focus States for Accessibility */
*:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

.btn:focus,
.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.1);
}

/* Loading States */
.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none !important;
}

.form-input:disabled {
  background-color: var(--section-bg-light);
  cursor: not-allowed;
}

/* Animations */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

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

.fade-in {
  animation: fadeIn 0.3s ease-out;
}

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

/* Interactive Elements */
.interactive-card {
  cursor: pointer;
  transition: all 0.2s ease;
}

.interactive-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

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

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

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

@media (min-width: 769px) and (max-width: 1024px) {
  .grid-cols-3,
  .grid-cols-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}


/* 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;
    }
}