:root {
  /* Brand Colors */
  --primary-cyan: #00FFFF;
  --secondary-purple: #8A2BE2;
  --background-dark: #0a0a0a;
  --footer-black: #050505;
  --button-cyan: #00FFFF;
  
  /* Section Backgrounds */
  --section-bg-1: #0a0a0a;
  --section-bg-2: #1a1a1a;
  --section-bg-3: #0f0f0f;
  
  /* Typography */
  --font-primary: 'Inter', 'Segoe UI', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  --font-secondary: 'Roboto', 'Arial', sans-serif;
  
  /* Spacing System */
  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  
  /* Border Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  
  /* Shadows */
  --shadow-subtle: 0 1px 3px rgba(0, 0, 0, 0.12);
  --shadow-medium: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-strong: 0 10px 25px rgba(0, 0, 0, 0.2);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  background-color: var(--background-dark);
  color: #ffffff;
  line-height: 1.6;
  overflow-x: hidden;
}

/* Typography Hierarchy */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-primary);
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: var(--space-md);
  color: #ffffff;
}

h1 {
  font-size: 3.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

h2 {
  font-size: 2.75rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

h3 {
  font-size: 2.25rem;
  font-weight: 500;
}

h4 {
  font-size: 1.75rem;
  font-weight: 500;
}

h5 {
  font-size: 1.5rem;
  font-weight: 500;
}

h6 {
  font-size: 1.25rem;
  font-weight: 500;
}

p {
  font-size: 1.1rem;
  line-height: 1.7;
  margin-bottom: var(--space-lg);
  color: #e0e0e0;
}

a {
  color: var(--primary-cyan);
  text-decoration: none;
  transition: color 0.3s ease;
}

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

a:focus {
  outline: 2px solid var(--primary-cyan);
  outline-offset: 2px;
}

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

.container-full {
  width: 100%;
  max-width: none;
  padding: 0 var(--space-xl);
}

/* Section Styling */
.section {
  padding: var(--space-3xl) 0;
  position: relative;
}

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

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

.section-light {
  background-color: var(--section-bg-3);
}

.section-hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, var(--background-dark) 0%, var(--section-bg-3) 100%);
  position: relative;
}

.section-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 30% 20%, rgba(0, 255, 255, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

/* Header Styling */
.header {
  background-color: var(--background-dark);
  border-bottom: 1px solid #2a2a2a;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-lg) 0;
  max-width: 1200px;
  margin: 0 auto;
  padding-left: var(--space-xl);
  padding-right: var(--space-xl);
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-cyan);
  text-decoration: none;
  transition: color 0.3s ease;
}

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

.nav {
  display: flex;
  list-style: none;
  gap: var(--space-xl);
}

.nav-item {
  margin: 0;
}

.nav-link {
  color: #ffffff;
  font-weight: 500;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-sm);
  transition: all 0.3s ease;
  text-decoration: none;
  border: 1px solid transparent;
}

.nav-link:hover {
  background-color: rgba(0, 255, 255, 0.1);
  color: var(--primary-cyan);
  text-decoration: none;
}

.nav-link.active {
  color: var(--primary-cyan);
  border-color: var(--primary-cyan);
  background-color: rgba(0, 255, 255, 0.05);
}

/* Button Components */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md) var(--space-xl);
  font-size: 1rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  border: 1px solid;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  font-family: var(--font-primary);
  line-height: 1;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background-color: var(--button-cyan);
  border-color: var(--button-cyan);
  color: #000000;
}

.btn-primary:hover {
  background-color: transparent;
  border-color: var(--primary-cyan);
  color: var(--primary-cyan);
  transform: translateY(-2px);
  box-shadow: var(--shadow-medium);
  text-decoration: none;
}

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

.btn-secondary:hover {
  background-color: var(--secondary-purple);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-medium);
  text-decoration: none;
}

.btn-outline {
  background-color: transparent;
  border-color: #ffffff;
  color: #ffffff;
}

.btn-outline:hover {
  background-color: #ffffff;
  color: #000000;
  transform: translateY(-2px);
  box-shadow: var(--shadow-medium);
  text-decoration: none;
}

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

/* Card Components */
.card {
  background-color: var(--section-bg-3);
  border: 1px solid #2a2a2a;
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary-cyan) 0%, var(--secondary-purple) 100%);
}

.card:hover {
  border-color: var(--primary-cyan);
  transform: translateY(-4px);
  box-shadow: var(--shadow-strong);
}

.card-header {
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid #2a2a2a;
}

.card-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--primary-cyan);
  margin-bottom: var(--space-sm);
}

.card-subtitle {
  font-size: 1rem;
  color: var(--secondary-purple);
  margin-bottom: 0;
}

.card-body {
  color: #e0e0e0;
}

.card-footer {
  margin-top: var(--space-lg);
  padding-top: var(--space-md);
  border-top: 1px solid #2a2a2a;
}

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

.grid-cols-1 {
  grid-template-columns: 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);
}

/* 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-4 {
  gap: var(--space-md);
}

.gap-6 {
  gap: var(--space-lg);
}

.gap-8 {
  gap: var(--space-xl);
}

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

.form-label {
  display: block;
  margin-bottom: var(--space-sm);
  font-weight: 500;
  color: #ffffff;
  font-size: 1rem;
}

.form-input {
  width: 100%;
  padding: var(--space-md);
  border: 1px solid #2a2a2a;
  border-radius: var(--radius-sm);
  background-color: var(--section-bg-3);
  color: #ffffff;
  font-size: 1rem;
  font-family: var(--font-primary);
  transition: all 0.3s ease;
}

.form-input:focus {
  outline: none;
  border-color: var(--primary-cyan);
  box-shadow: 0 0 0 3px rgba(0, 255, 255, 0.1);
}

.form-input::placeholder {
  color: #888888;
}

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

.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 8 4 4 4-4'/%3E%3C/svg%3E");
  background-position: right 0.75rem center;
  background-repeat: no-repeat;
  background-size: 1rem;
  padding-right: 3rem;
}

/* Utility Classes */
.text-center {
  text-align: center;
}

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

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

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

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

.text-muted {
  color: #888888;
}

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

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

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

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

.mb-4 {
  margin-bottom: var(--space-md);
}

.mb-6 {
  margin-bottom: var(--space-lg);
}

.mb-8 {
  margin-bottom: var(--space-xl);
}

.mt-4 {
  margin-top: var(--space-md);
}

.mt-6 {
  margin-top: var(--space-lg);
}

.mt-8 {
  margin-top: var(--space-xl);
}

.p-4 {
  padding: var(--space-md);
}

.p-6 {
  padding: var(--space-lg);
}

.p-8 {
  padding: var(--space-xl);
}

/* Footer */
.footer {
  background-color: var(--footer-black);
  border-top: 1px solid #2a2a2a;
  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-2xl);
  margin-bottom: var(--space-xl);
}

.footer-section h3 {
  color: var(--primary-cyan);
  margin-bottom: var(--space-lg);
  font-size: 1.25rem;
}

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

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

.footer-bottom {
  border-top: 1px solid #2a2a2a;
  padding-top: var(--space-xl);
  text-align: center;
  color: #888888;
}

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

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

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

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

/* Responsive Design */
@media (max-width: 768px) {
  .container-custom {
    padding: 0 var(--space-md);
  }
  
  .container-full {
    padding: 0 var(--space-md);
  }
  
  h1 {
    font-size: 2.5rem;
  }
  
  h2 {
    font-size: 2rem;
  }
  
  h3 {
    font-size: 1.75rem;
  }
  
  .header-content {
    padding-left: var(--space-md);
    padding-right: var(--space-md);
  }
  
  .nav {
    gap: var(--space-md);
  }
  
  .grid-cols-2,
  .grid-cols-3,
  .grid-cols-4 {
    grid-template-columns: 1fr;
  }
  
  .section {
    padding: var(--space-2xl) 0;
  }
  
  .card {
    padding: var(--space-lg);
  }
}

@media (max-width: 480px) {
  h1 {
    font-size: 2rem;
  }
  
  h2 {
    font-size: 1.75rem;
  }
  
  .btn {
    padding: var(--space-sm) var(--space-lg);
    font-size: 0.9rem;
  }
  
  .card {
    padding: var(--space-md);
  }
}

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

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

::-webkit-scrollbar-track {
  background: var(--section-bg-2);
}

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

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

/* Selection */
::selection {
  background-color: var(--primary-cyan);
  color: #000000;
}

::-moz-selection {
  background-color: var(--primary-cyan);
  color: #000000;
}


/* 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;
    }
}