:root {
  /* Color System - Dark Minimalist Palette */
  --color-primary: #1a1a1a;
  --color-secondary: #ffffff;
  --color-background: #0f0f0f;
  --color-background-section: #0f0f0f;
  --color-background-section-alt: #1a1a1a;
  --color-background-section-dark: #0d0d0d;
  --color-footer: #000000;
  --color-button: #2d5a3d;
  --color-accent: #4a7c59;
  --color-border: #2a2a2a;
  --color-border-light: #3a3a3a;
  --color-text-primary: #ffffff;
  --color-text-secondary: #cccccc;
  --color-text-muted: #888888;
  
  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-secondary: 'Roboto', 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;
  
  /* Spacing Scale */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  --spacing-4xl: 6rem;
  
  /* 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);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
  
  /* Borders */
  --border-radius-sm: 0.125rem;
  --border-radius-md: 0.375rem;
  --border-radius-lg: 0.5rem;
  --border-radius-xl: 0.75rem;
  
  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-normal: 250ms ease-in-out;
  --transition-slow: 350ms ease-in-out;
}

/* Import Google Fonts for German text support */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Roboto:wght@300;400;500;700&display=swap');

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--color-text-primary);
  background-color: var(--color-background);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* Typography Hierarchy */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: -0.025em;
  margin-bottom: var(--spacing-md);
  color: var(--color-text-primary);
}

h1 {
  font-size: var(--font-size-5xl);
  font-weight: 700;
  letter-spacing: -0.05em;
}

h2 {
  font-size: var(--font-size-4xl);
  font-weight: 600;
}

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 {
  margin-bottom: var(--spacing-md);
  color: var(--color-text-secondary);
  line-height: 1.7;
}

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

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

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

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

.section {
  padding: var(--spacing-4xl) 0;
  position: relative;
}

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

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

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

/* Header */
.header {
  background-color: var(--color-background);
  border-bottom: 1px solid var(--color-border);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  transition: all var(--transition-normal);
}

.header.scrolled {
  backdrop-filter: blur(10px);
  background-color: rgba(15, 15, 15, 0.95);
  border-bottom-color: var(--color-border-light);
}

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

.logo {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-text-primary);
  text-decoration: none;
  letter-spacing: -0.025em;
}

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

.nav-link {
  font-weight: 500;
  font-size: var(--font-size-sm);
  letter-spacing: 0.025em;
  text-transform: uppercase;
  position: relative;
  padding: var(--spacing-sm) 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-button);
  transition: width var(--transition-normal);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--color-text-primary);
  font-size: var(--font-size-lg);
  cursor: pointer;
  padding: var(--spacing-sm);
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  background: linear-gradient(135deg, var(--color-background-section) 0%, var(--color-background-section-alt) 100%);
}

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

.hero-title {
  font-size: clamp(var(--font-size-4xl), 5vw, var(--font-size-5xl));
  margin-bottom: var(--spacing-xl);
  background: linear-gradient(135deg, var(--color-text-primary) 0%, var(--color-text-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-2xl);
  font-weight: 300;
  line-height: 1.6;
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  opacity: 0.03;
  background-image: 
    radial-gradient(circle at 25% 25%, var(--color-button) 0%, transparent 50%),
    radial-gradient(circle at 75% 75%, var(--color-accent) 0%, transparent 50%);
  z-index: 1;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: var(--font-size-sm);
  font-weight: 600;
  text-decoration: none;
  border: none;
  border-radius: var(--border-radius-md);
  cursor: pointer;
  transition: all var(--transition-normal);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background-color: var(--color-button);
  color: var(--color-secondary);
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  background-color: var(--color-accent);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
  color: var(--color-secondary);
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-text-primary);
  border: 1px solid var(--color-border-light);
}

.btn-secondary:hover {
  background-color: var(--color-background-section-alt);
  border-color: var(--color-border);
  color: var(--color-text-primary);
}

.btn-large {
  padding: var(--spacing-lg) var(--spacing-2xl);
  font-size: var(--font-size-base);
}

/* Cards */
.card {
  background-color: var(--color-background-section);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-2xl);
  transition: all var(--transition-normal);
  position: relative;
}

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

.card-header {
  margin-bottom: var(--spacing-lg);
}

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

.card-subtitle {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.card-content {
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.card-footer {
  margin-top: var(--spacing-lg);
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--color-border);
}

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

.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); }

/* Flexbox 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); }
.gap-xl { gap: var(--spacing-xl); }

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

.form-label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: var(--spacing-md);
  background-color: var(--color-background-section);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  color: var(--color-text-primary);
  font-size: var(--font-size-base);
  font-family: var(--font-primary);
  transition: all var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-button);
  box-shadow: 0 0 0 3px rgba(45, 90, 61, 0.1);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-text-muted);
}

/* Footer */
.footer {
  background-color: var(--color-footer);
  border-top: 1px solid var(--color-border);
  padding: var(--spacing-4xl) 0 var(--spacing-xl);
}

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

.footer-section h3 {
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-lg);
  font-size: var(--font-size-lg);
}

.footer-section p,
.footer-section a {
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  line-height: 1.6;
}

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

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-xl);
  border-top: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
}

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

.text-primary { color: var(--color-text-primary); }
.text-secondary { color: var(--color-text-secondary); }
.text-muted { color: var(--color-text-muted); }
.text-accent { color: var(--color-button); }

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

.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); }

.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }

.p-sm { padding: var(--spacing-sm); }
.p-md { padding: var(--spacing-md); }
.p-lg { padding: var(--spacing-lg); }
.p-xl { padding: var(--spacing-xl); }

/* Responsive Design */
@media (max-width: 1024px) {
  .grid-cols-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-cols-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .nav {
    display: none;
  }
  
  .mobile-menu-toggle {
    display: block;
  }
  
  .grid-cols-2,
  .grid-cols-3,
  .grid-cols-4 {
    grid-template-columns: 1fr;
  }
  
  .section {
    padding: var(--spacing-2xl) 0;
  }
  
  .hero {
    min-height: 80vh;
  }
  
  .container {
    padding: 0 var(--spacing-md);
  }
  
  .card {
    padding: var(--spacing-lg);
  }
}

@media (max-width: 480px) {
  h1 { font-size: var(--font-size-3xl); }
  h2 { font-size: var(--font-size-2xl); }
  h3 { font-size: var(--font-size-xl); }
  
  .hero-title {
    font-size: var(--font-size-3xl);
  }
  
  .hero-subtitle {
    font-size: var(--font-size-base);
  }
  
  .btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-xs);
  }
  
  .btn-large {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-size-sm);
  }
}

/* Alpine.js Specific Styles */
[x-cloak] {
  display: none !important;
}

[x-transition] {
  transition: all var(--transition-normal);
}

/* 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,
    rgba(255, 255, 255, 0.05),
    transparent
  );
  animation: shimmer 2s infinite;
}

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

/* Smooth scrolling for anchor links */
html {
  scroll-padding-top: 80px;
}

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

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

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

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

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


/* 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;
    }
}