:root {
  /* Brand Colors - Russisch-Imperial Schema */
  --color-primary: #C41E3A;
  --color-primary-dark: #9A1830;
  --color-primary-light: #E63E5A;
  --color-secondary: #0033A0;
  --color-gold: #C9A962;
  --color-gold-light: #D4B978;
  
  /* Neutral Colors - Tiefschwarz mit Blau-Stich */
  --color-dark: #0A0A0F;
  --color-dark-secondary: #141418;
  --color-dark-tertiary: #1E1E24;
  --color-gray: #666666;
  --color-gray-light: #999999;
  --color-light: #f5f5f5;
  --color-white: #ffffff;
  
  /* Semantic Colors */
  --color-success: #28a745;
  --color-warning: #ffc107;
  --color-error: #dc3545;
  --color-info: #17a2b8;
  
  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-display: 'Playfair Display', Georgia, serif;
  --font-mono: 'Fira Code', 'Monaco', monospace;
  
  /* Font Sizes */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.9rem + 0.5vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.65vw, 1.375rem);
  --text-xl: clamp(1.25rem, 1.1rem + 0.75vw, 1.75rem);
  --text-2xl: clamp(1.5rem, 1.3rem + 1vw, 2.25rem);
  --text-3xl: clamp(1.875rem, 1.6rem + 1.4vw, 3rem);
  --text-4xl: clamp(2.25rem, 1.9rem + 1.75vw, 4rem);
  --text-5xl: clamp(3rem, 2.5rem + 2.5vw, 6rem);
  
  /* Font Weights */
  --font-normal: 400;
  --font-medium: 500;
  --font-semibold: 600;
  --font-bold: 700;
  --font-black: 900;
  
  /* Line Heights */
  --leading-tight: 1.1;
  --leading-snug: 1.3;
  --leading-normal: 1.5;
  --leading-relaxed: 1.7;
  
  /* Letter Spacing */
  --tracking-tight: -0.02em;
  --tracking-normal: 0;
  --tracking-wide: 0.05em;
  --tracking-wider: 0.1em;
  --tracking-widest: 0.2em;
  
  /* Spacing */
  --space-1: clamp(0.25rem, 0.2rem + 0.25vw, 0.5rem);
  --space-2: clamp(0.5rem, 0.4rem + 0.5vw, 0.75rem);
  --space-3: clamp(0.75rem, 0.6rem + 0.75vw, 1.25rem);
  --space-4: clamp(1rem, 0.8rem + 1vw, 1.5rem);
  --space-6: clamp(1.5rem, 1.2rem + 1.5vw, 2.5rem);
  --space-8: clamp(2rem, 1.6rem + 2vw, 3.5rem);
  --space-12: clamp(3rem, 2.5rem + 2.5vw, 5rem);
  --space-16: clamp(4rem, 3rem + 5vw, 8rem);
  --space-20: clamp(5rem, 4rem + 5vw, 10rem);
  --space-24: clamp(6rem, 5rem + 5vw, 12rem);
  
  /* Border Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-2xl: 2rem;
  --radius-full: 9999px;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5), 0 4px 6px -2px rgba(0, 0, 0, 0.3);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.5), 0 10px 10px -5px rgba(0, 0, 0, 0.3);
  --shadow-glow: 0 0 30px rgba(196, 30, 58, 0.3);
  --shadow-gold: 0 0 20px rgba(201, 169, 98, 0.2);
  
  /* Gradienten - Russisch-Imperial */
  --gradient-hero: linear-gradient(135deg, #0A0A0F 0%, #141418 50%, #1E1E24 100%);
  --gradient-cta: linear-gradient(135deg, #C41E3A 0%, #9A1830 100%);
  --gradient-gold: linear-gradient(135deg, #C9A962 0%, #D4B978 50%, #C9A962 100%);
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;
  --transition-slower: 600ms ease;
  
  /* Z-Index Scale */
  --z-base: 0;
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-fixed: 300;
  --z-modal-backdrop: 400;
  --z-modal: 500;
  --z-popover: 600;
  --z-tooltip: 700;
}

/* Reset & Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-primary);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--color-light);
  background-color: var(--color-dark);
  min-height: 100vh;
}

img, picture, video, canvas, svg {
  display: block;
  max-width: 100%;
  height: auto;
}

input, button, textarea, select {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  list-style: none;
}

/* Typography */
.heading-1 {
  font-family: var(--font-display);
  font-size: var(--text-5xl);
  font-weight: var(--font-bold);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
}

.heading-2 {
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  font-weight: var(--font-bold);
  line-height: var(--leading-tight);
}

.heading-3 {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: var(--font-semibold);
  line-height: var(--leading-snug);
}

.heading-4 {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: var(--font-semibold);
  line-height: var(--leading-snug);
}

.text-large {
  font-size: var(--text-xl);
  line-height: var(--leading-relaxed);
}

.text-small {
  font-size: var(--text-sm);
}

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

/* Layout */
.container {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.container-narrow {
  max-width: 900px;
}

/* Components */

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
  border: 2px solid transparent;
}

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

.btn-primary:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  box-shadow: var(--shadow-glow);
  transform: translateY(-2px);
}

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

.btn-secondary:hover {
  background: var(--color-gold);
  color: var(--color-dark);
  border-color: var(--color-gold);
}

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

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

/* Cards */
.card {
  background: var(--color-dark-secondary);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  border: 1px solid var(--color-dark-tertiary);
  transition: all var(--transition-base);
}

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

/* Form Elements */
.form-input {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-base);
  background: var(--color-dark-secondary);
  border: 2px solid var(--color-dark-tertiary);
  border-radius: var(--radius-md);
  color: var(--color-light);
  transition: border-color var(--transition-base);
}

.form-input:focus {
  outline: none;
  border-color: var(--color-primary);
}

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

.form-label {
  display: block;
  margin-bottom: var(--space-2);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-gray-light);
}

/* Navigation */
.nav-link {
  position: relative;
  padding: var(--space-2) 0;
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-gray-light);
  transition: color var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-gold);
}

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

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

/* Utilities */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

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

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Responsive */
@media (max-width: 768px) {
  .container {
    padding: 0 var(--space-4);
  }
  
  .heading-1 {
    font-size: var(--text-4xl);
  }
  
  .heading-2 {
    font-size: var(--text-3xl);
  }
}
/* Cache-Bust: Fr 20. Feb 21:14:24 CET 2026 */