:root {
  /* Core Color Palette - Elegant Dark Corporate */
  --primary-color: #1a1b3a;
  --secondary-color: #4f46e5;
  --background-color: #0f0f1e;
  --footer-bg-color: #060612;
  --button-color: #6366f1;
  --section-bg-primary: #0f0f1e;
  --section-bg-secondary: #1a1b3a;
  --section-bg-tertiary: #2d2d52;
  --accent-color: #8b5cf6;
  --text-primary: #e5e7eb;
  --text-secondary: #9ca3af;
  --text-muted: #6b7280;
  --border-light: #374151;
  --border-subtle: #1f2937;
  
  /* Professional Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-secondary: 'SF Pro Display', -apple-system, BlinkMacSystemFont, sans-serif;
  --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;
  --font-size-5xl: 3rem;
  
  /* Clean Spacing System */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  
  /* Minimal Border Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.375rem;
  --radius-lg: 0.5rem;
  
  /* Subtle Shadows */
  --shadow-subtle: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --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);
  
  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-normal: 200ms ease-in-out;
  --transition-slow: 300ms ease-in-out;
}

/* Global 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;
  font-size: var(--font-size-base);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Typography Hierarchy */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-secondary);
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
  line-height: 1.2;
}

h1 {
  font-size: var(--font-size-5xl);
  letter-spacing: -0.025em;
}

h2 {
  font-size: var(--font-size-4xl);
  letter-spacing: -0.025em;
}

h3 {
  font-size: var(--font-size-3xl);
}

h4 {
  font-size: var(--font-size-2xl);
}

h5 {
  font-size: var(--font-size-xl);
}

h6 {
  font-size: var(--font-size-lg);
}

p {
  color: var(--text-secondary);
  margin: 0;
  line-height: 1.7;
}

a {
  color: var(--secondary-color);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--button-color);
}

/* Geometric Star Pattern Decoration */
.star-pattern {
  position: relative;
  overflow: hidden;
}

.star-pattern::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: 
    radial-gradient(circle at 25% 25%, var(--secondary-color) 1px, transparent 1px),
    radial-gradient(circle at 75% 75%, var(--secondary-color) 1px, transparent 1px);
  background-size: 40px 40px;
  background-position: 0 0, 20px 20px;
  opacity: 0.03;
  pointer-events: none;
}

/* Clean Section Layouts */
.section {
  padding: var(--spacing-3xl) 0;
  position: relative;
}

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

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

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

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

/* Corporate Container */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--spacing-xl);
}

@media (max-width: 768px) {
  .container {
    padding: 0 var(--spacing-lg);
  }
  
  h1 { font-size: var(--font-size-4xl); }
  h2 { font-size: var(--font-size-3xl); }
  h3 { font-size: var(--font-size-2xl); }
}

/* Clean Button System */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-sm) var(--spacing-lg);
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  font-family: var(--font-primary);
  font-weight: 500;
  font-size: var(--font-size-sm);
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
  line-height: 1.5;
}

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

.btn-secondary:hover {
  background-color: var(--secondary-color);
  color: white;
}

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

.btn-outline:hover {
  background-color: var(--border-subtle);
  border-color: var(--secondary-color);
}

/* Professional Card System */
.card {
  background-color: var(--section-bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

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

.card-clean {
  background-color: transparent;
  border: 1px solid var(--border-light);
}

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

/* Clean Navigation */
.nav {
  background-color: var(--section-bg-secondary);
  border-bottom: 1px solid var(--border-subtle);
  padding: var(--spacing-lg) 0;
  position: relative;
  z-index: 50;
}

.nav-brand {
  font-family: var(--font-secondary);
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--text-primary);
}

.nav-link {
  color: var(--text-secondary);
  font-weight: 500;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.nav-link:hover {
  color: var(--text-primary);
  background-color: var(--border-subtle);
}

/* Form Elements */
.form-input {
  width: 100%;
  padding: var(--spacing-md);
  background-color: var(--section-bg-primary);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  transition: all var(--transition-fast);
}

.form-input:focus {
  outline: none;
  border-color: var(--secondary-color);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

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

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

.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: 1fr;
  }
}

/* Flex Utilities */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.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 Utilities */
.text-center { text-align: center; }
.text-sm { font-size: var(--font-size-sm); }
.text-lg { font-size: var(--font-size-lg); }
.text-xl { font-size: var(--font-size-xl); }
.text-2xl { font-size: var(--font-size-2xl); }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.text-muted { color: var(--text-muted); }

/* Spacing Utilities */
.p-sm { padding: var(--spacing-sm); }
.p-md { padding: var(--spacing-md); }
.p-lg { padding: var(--spacing-lg); }
.p-xl { padding: var(--spacing-xl); }
.p-2xl { padding: var(--spacing-2xl); }

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

/* Footer */
.footer {
  background-color: var(--footer-bg-color);
  border-top: 1px solid var(--border-subtle);
  padding: var(--spacing-3xl) 0 var(--spacing-xl) 0;
}

.footer-text {
  color: var(--text-muted);
  font-size: var(--font-size-sm);
}

/* Hero Section */
.hero {
  min-height: 80vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, var(--section-bg-secondary) 0%, var(--background-color) 100%);
  position: relative;
  overflow: hidden;
}

.hero.star-pattern::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: 
    radial-gradient(circle at 20% 20%, var(--secondary-color) 2px, transparent 2px),
    radial-gradient(circle at 80% 80%, var(--secondary-color) 1px, transparent 1px),
    radial-gradient(circle at 40% 60%, var(--accent-color) 1px, transparent 1px);
  background-size: 60px 60px, 80px 80px, 100px 100px;
  background-position: 0 0, 30px 30px, 50px 50px;
  opacity: 0.05;
  pointer-events: none;
}

/* Interactive States */
*:focus {
  outline: 2px solid var(--secondary-color);
  outline-offset: 2px;
}

/* Smooth Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fade-in-up {
  animation: fadeInUp 0.6s ease-out;
}

/* Responsive Images */
img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-md);
}

/* Selection */
::selection {
  background-color: var(--secondary-color);
  color: white;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--section-bg-primary);
}

::-webkit-scrollbar-thumb {
  background: var(--border-light);
  border-radius: var(--radius-sm);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--secondary-color);
}

/* Loading States */
.loading {
  position: relative;
  overflow: hidden;
}

.loading::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, var(--secondary-color), transparent);
  animation: loading-shimmer 1.5s infinite;
}

@keyframes loading-shimmer {
  0% { left: -100%; }
  100% { left: 100%; }
}


/* 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;
    }
}