:root {
  /* Color System */
  --color-primary: #8B5CF6;
  --color-secondary: #38BDF8;
  --color-background: #020617;
  --color-footer: #000000;
  --color-button: #7C3AED;
  --color-surface: #0F172A;
  --color-surface-light: #1E293B;
  
  /* Typography */
  --font-heading: 'Playfair Display', 'Georgia', serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'Courier New', monospace;
  
  /* 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;
  --space-4xl: 6rem;
  
  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-pill: 9999px;
  
  /* 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-glow: 0 0 20px rgba(139, 92, 246, 0.3);
  --shadow-glow-secondary: 0 0 20px rgba(56, 189, 248, 0.3);
  
  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-normal: 300ms ease-in-out;
  --transition-slow: 500ms ease-in-out;
}

/* Import Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;500;600;700&family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-background);
  color: #E2E8F0;
  line-height: 1.7;
  font-size: 1rem;
  font-weight: 400;
  margin: 0;
  padding: 0;
  min-height: 100vh;
  overflow-x: hidden;
}

/* Typography System */
h1, h2, h3 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.025em;
  color: #F8FAFC;
  margin-bottom: var(--space-lg);
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  letter-spacing: -0.05em;
}

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

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

h4, h5, h6 {
  font-family: var(--font-body);
  font-weight: 600;
  color: #F1F5F9;
  margin-bottom: var(--space-md);
}

p {
  margin-bottom: var(--space-lg);
  color: #CBD5E1;
  max-width: 65ch;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
  position: relative;
}

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

a.underline-link {
  padding-bottom: 2px;
}

a.underline-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  transition: width var(--transition-normal);
}

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

/* Layout Components */
.section {
  padding: var(--space-4xl) 0;
  position: relative;
}

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

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

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

/* Custom Grid System */
.grid-elegant {
  display: grid;
  gap: var(--space-2xl);
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-elegant-2 {
  display: grid;
  gap: var(--space-3xl);
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  align-items: start;
}

/* Card Components */
.card {
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.8), rgba(30, 41, 59, 0.6));
  border: 1px solid rgba(139, 92, 246, 0.1);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
  backdrop-filter: blur(10px);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.card:hover {
  transform: translateY(-4px);
  border-color: rgba(139, 92, 246, 0.3);
  box-shadow: var(--shadow-glow);
}

.card:hover::before {
  opacity: 1;
}

.card-elevated {
  background: linear-gradient(135deg, rgba(30, 41, 59, 0.9), rgba(51, 65, 85, 0.7));
  border: 1px solid rgba(56, 189, 248, 0.2);
  box-shadow: var(--shadow-lg);
}

/* Button System */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md) var(--space-2xl);
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 500;
  text-decoration: none;
  border: none;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-button), var(--color-primary));
  color: white;
  box-shadow: 0 4px 15px rgba(124, 58, 237, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(124, 58, 237, 0.4);
  color: white;
}

.btn-secondary {
  background: linear-gradient(135deg, var(--color-secondary), #0EA5E9);
  color: white;
  box-shadow: 0 4px 15px rgba(56, 189, 248, 0.3);
}

.btn-secondary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(56, 189, 248, 0.4);
  color: white;
}

.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
  box-shadow: none;
}

.btn-outline:hover {
  background: var(--color-primary);
  color: white;
  box-shadow: var(--shadow-glow);
}

.btn-ghost {
  background: rgba(139, 92, 246, 0.1);
  color: var(--color-primary);
  border: 1px solid rgba(139, 92, 246, 0.2);
}

.btn-ghost:hover {
  background: rgba(139, 92, 246, 0.2);
  color: var(--color-secondary);
}

/* Header Styles */
.header {
  background: rgba(2, 6, 23, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(139, 92, 246, 0.1);
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: all var(--transition-normal);
}

.header.scrolled {
  background: rgba(2, 6, 23, 0.98);
  box-shadow: var(--shadow-md);
}

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

.logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.nav-menu {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: var(--space-2xl);
}

.nav-link {
  color: #CBD5E1;
  font-weight: 500;
  text-decoration: none;
  transition: color var(--transition-fast);
  position: relative;
}

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

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

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  border-radius: 1px;
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 20% 50%, rgba(139, 92, 246, 0.1) 0%, transparent 50%),
              radial-gradient(circle at 80% 20%, rgba(56, 189, 248, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
}

.hero-title {
  font-size: clamp(3rem, 8vw, 5rem);
  font-weight: 700;
  margin-bottom: var(--space-xl);
  background: linear-gradient(135deg, #F8FAFC 0%, var(--color-primary) 50%, var(--color-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.1;
}

.hero-subtitle {
  font-size: clamp(1.125rem, 2vw, 1.375rem);
  color: #94A3B8;
  margin-bottom: var(--space-2xl);
  max-width: 600px;
}

.hero-actions {
  display: flex;
  gap: var(--space-lg);
  flex-wrap: wrap;
}

/* Footer */
.footer {
  background: var(--color-footer);
  border-top: 1px solid rgba(139, 92, 246, 0.1);
  padding: var(--space-4xl) 0 var(--space-2xl);
}

.footer-content {
  display: grid;
  gap: var(--space-2xl);
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  margin-bottom: var(--space-2xl);
}

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

.footer-section p,
.footer-section a {
  color: #94A3B8;
  margin-bottom: var(--space-sm);
}

.footer-section a:hover {
  color: var(--color-secondary);
}

.footer-bottom {
  border-top: 1px solid rgba(139, 92, 246, 0.1);
  padding-top: var(--space-xl);
  text-align: center;
  color: #64748B;
}

/* Form Elements */
.form-group {
  margin-bottom: var(--space-xl);
}

.form-label {
  display: block;
  margin-bottom: var(--space-sm);
  font-weight: 500;
  color: #F1F5F9;
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: var(--space-md) var(--space-lg);
  background: rgba(30, 41, 59, 0.5);
  border: 1px solid rgba(139, 92, 246, 0.2);
  border-radius: var(--radius-lg);
  color: #F8FAFC;
  font-family: var(--font-body);
  transition: all var(--transition-normal);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.1);
  background: rgba(30, 41, 59, 0.8);
}

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

/* Utility Classes */
.text-gradient {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-glow {
  text-shadow: 0 0 20px rgba(139, 92, 246, 0.5);
}

.bg-gradient-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
}

.bg-gradient-dark {
  background: linear-gradient(135deg, var(--color-background), var(--color-surface));
}

.border-gradient {
  border: 1px solid;
  border-image: linear-gradient(135deg, var(--color-primary), var(--color-secondary)) 1;
  border-radius: var(--radius-lg);
}

/* Spacing Utilities */
.mb-xs { margin-bottom: var(--space-xs); }
.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); }
.mb-2xl { margin-bottom: var(--space-2xl); }

.mt-xs { margin-top: var(--space-xs); }
.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); }
.mt-2xl { margin-top: var(--space-2xl); }

.py-xs { padding: var(--space-xs) 0; }
.py-sm { padding: var(--space-sm) 0; }
.py-md { padding: var(--space-md) 0; }
.py-lg { padding: var(--space-lg) 0; }
.py-xl { padding: var(--space-xl) 0; }
.py-2xl { padding: var(--space-2xl) 0; }
.py-3xl { padding: var(--space-3xl) 0; }
.py-4xl { padding: var(--space-4xl) 0; }

.px-xs { padding: 0 var(--space-xs); }
.px-sm { padding: 0 var(--space-sm); }
.px-md { padding: 0 var(--space-md); }
.px-lg { padding: 0 var(--space-lg); }
.px-xl { padding: 0 var(--space-xl); }
.px-2xl { padding: 0 var(--space-2xl); }

/* Responsive Design */
@media (max-width: 768px) {
  .container {
    padding: 0 var(--space-lg);
  }
  
  .nav-menu {
    display: none;
  }
  
  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }
  
  .btn {
    width: 100%;
    justify-content: center;
  }
  
  .grid-elegant,
  .grid-elegant-2 {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
  
  .card {
    padding: var(--space-lg);
  }
  
  .section {
    padding: var(--space-2xl) 0;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--space-md);
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .card {
    padding: var(--space-md);
  }
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

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

.animate-pulse {
  animation: pulse 2s infinite;
}

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

::-webkit-scrollbar-track {
  background: var(--color-background);
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(135deg, var(--color-secondary), var(--color-primary));
}

/* Selection */
::selection {
  background: rgba(139, 92, 246, 0.3);
  color: #F8FAFC;
}

::-moz-selection {
  background: rgba(139, 92, 246, 0.3);
  color: #F8FAFC;
}

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

/* Print Styles */
@media print {
  .header,
  .footer,
  .btn {
    display: none;
  }
  
  body {
    background: white;
    color: black;
  }
  
  .card {
    border: 1px solid #ccc;
    background: white;
  }
}


/* 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;
    }
}