/**
 * LUXURY DARK PREMIUM Design System
 * luotettavakasino.ai
 */

/* === GOOGLE FONTS === */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;500;600;700;800;900&family=Inter:wght@400;500;600&display=swap');

:root {
  /* === БАЗОВЫЕ ФОНОВЫЕ ЦВЕТА === */
  --bg-primary: #0a0a0a;
  --bg-secondary: #111111;
  --bg-tertiary: #1a1a1a;
  --bg-elevated: #1f1f1f;

  /* === ГРАДИЕНТЫ ФОНА === */
  --gradient-radial-hero: radial-gradient(ellipse 80% 50% at 50% 0%, #1a1a1a 0%, #0a0a0a 70%, #000000 100%);
  --gradient-radial-section: radial-gradient(circle at 50% 50%, rgba(255, 215, 0, 0.03) 0%, transparent 50%);
  --gradient-dark-vignette: radial-gradient(ellipse at center, transparent 0%, rgba(0,0,0,0.4) 100%);

  /* === ЗОЛОТАЯ ПАЛИТРА === */
  --gold-50: #FFF9E6;
  --gold-100: #FFECB3;
  --gold-200: #FFE082;
  --gold-300: #FFD54F;
  --gold-400: #FFCA28;
  --gold-500: #FFC107;
  --gold-600: #FFB300;
  --gold-700: #FFA000;
  --gold-800: #FF8F00;
  --gold-900: #B8860B;

  /* === ГРАДИЕНТЫ ЗОЛОТА === */
  --gradient-gold-vertical: linear-gradient(180deg, #FFD700 0%, #B8860B 100%);
  --gradient-gold-horizontal: linear-gradient(90deg, #FFD700 0%, #FFA500 50%, #B8860B 100%);
  --gradient-gold-shine: linear-gradient(135deg, #FFE082 0%, #FFD700 25%, #B8860B 75%, #8B6914 100%);
  --gradient-gold-text: linear-gradient(180deg, #FFE082 0%, #FFD700 30%, #B8860B 100%);

  /* === ТЕКСТОВЫЕ ЦВЕТА === */
  --text-primary: #FFFFFF;
  --text-secondary: #E0E0E0;
  --text-tertiary: #9E9E9E;
  --text-muted: #8a8a8a;
  --text-disabled: #444444;

  /* === СОСТОЯНИЯ === */
  --success: #4CAF50;
  --success-soft: rgba(76, 175, 80, 0.15);
  --warning: #FF9800;
  --error: #F44336;
  --info: #2196F3;

  /* === GLASSMORPHISM === */
  --glass-bg: rgba(255, 255, 255, 0.03);
  --glass-bg-hover: rgba(255, 255, 255, 0.06);
  --glass-bg-active: rgba(255, 255, 255, 0.08);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-border-gold: rgba(255, 215, 0, 0.2);
  --glass-blur: 20px;

  /* === ТЕНИ === */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
  --shadow-xl: 0 16px 64px rgba(0, 0, 0, 0.6);
  --shadow-gold: 0 0 20px rgba(255, 215, 0, 0.15);
  --shadow-gold-intense: 0 0 40px rgba(255, 215, 0, 0.25);
  --shadow-inner-gold: inset 0 0 20px rgba(255, 215, 0, 0.05);

  /* === GLOW ЭФФЕКТЫ === */
  --glow-gold-soft: 0 0 10px rgba(255, 215, 0, 0.2);
  --glow-gold-medium: 0 0 20px rgba(255, 215, 0, 0.3), 0 0 40px rgba(255, 215, 0, 0.1);
  --glow-gold-intense: 0 0 30px rgba(255, 215, 0, 0.4), 0 0 60px rgba(255, 215, 0, 0.2), 0 0 100px rgba(255, 215, 0, 0.1);

  /* === ТИПОГРАФИКА === */
  --font-heading: 'Montserrat', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  /* === РАЗМЕРЫ ШРИФТОВ (Fluid) === */
  --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 + 0.6vw, 1.25rem);
  --text-xl: clamp(1.25rem, 1.1rem + 0.75vw, 1.5rem);
  --text-2xl: clamp(1.5rem, 1.2rem + 1.5vw, 2rem);
  --text-3xl: clamp(1.875rem, 1.5rem + 2vw, 2.5rem);
  --text-4xl: clamp(2.25rem, 1.8rem + 2.5vw, 3rem);
  --text-5xl: clamp(3rem, 2.2rem + 4vw, 4rem);
  --text-6xl: clamp(3.75rem, 2.5rem + 6vw, 5rem);

  /* === LINE HEIGHT === */
  --leading-none: 1;
  --leading-tight: 1.15;
  --leading-snug: 1.3;
  --leading-normal: 1.5;
  --leading-relaxed: 1.625;
  --leading-loose: 1.8;

  /* === LETTER SPACING === */
  --tracking-tighter: -0.05em;
  --tracking-tight: -0.025em;
  --tracking-normal: 0;
  --tracking-wide: 0.025em;
  --tracking-wider: 0.05em;
  --tracking-widest: 0.1em;

  /* === SPACING (8px Grid) === */
  --space-0: 0;
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;
  --space-40: 10rem;

  /* Секционные отступы */
  --section-padding-y: clamp(80px, 10vw, 150px);
  --section-padding-x: clamp(16px, 5vw, 80px);

  /* Контейнер */
  --container-max: 1400px;
  --container-padding: clamp(16px, 4vw, 40px);

  /* === BORDER RADIUS === */
  --radius-none: 0;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-2xl: 20px;
  --radius-3xl: 24px;
  --radius-full: 9999px;
  --radius-button: 10px;
  --radius-card: 16px;
  --radius-card-lg: 24px;
  --radius-input: 10px;
  --radius-badge: 6px;
  --radius-tag: 8px;

  /* === TRANSITIONS === */
  --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-out: cubic-bezier(0, 0, 0.2, 1);
  --ease-in: cubic-bezier(0.4, 0, 1, 1);
  --ease-bounce: cubic-bezier(0.68, -0.55, 0.265, 1.55);
  --ease-smooth: cubic-bezier(0.25, 0.1, 0.25, 1);

  --duration-fast: 150ms;
  --duration-normal: 250ms;
  --duration-slow: 400ms;
  --duration-slower: 600ms;

  --transition-colors: color var(--duration-normal) var(--ease-in-out),
                       background-color var(--duration-normal) var(--ease-in-out),
                       border-color var(--duration-normal) var(--ease-in-out);
  --transition-transform: transform var(--duration-normal) var(--ease-out);
  --transition-opacity: opacity var(--duration-normal) var(--ease-in-out);
  --transition-shadow: box-shadow var(--duration-normal) var(--ease-in-out);
  --transition-all: all var(--duration-normal) var(--ease-in-out);

  /* === Z-INDEX === */
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-fixed: 300;
  --z-modal-backdrop: 400;
  --z-modal: 500;
  --z-tooltip: 600;

  /* === HEADER === */
  --header-height: 80px;
  --header-height-mobile: 64px;
}

/* === KEYFRAME ANIMATIONS === */

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

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

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes pulseGold {
  0%, 100% {
    box-shadow: 0 0 20px rgba(255, 215, 0, 0.2);
  }
  50% {
    box-shadow: 0 0 40px rgba(255, 215, 0, 0.4);
  }
}

@keyframes shimmer {
  0% {
    background-position: -200% 0;
  }
  100% {
    background-position: 200% 0;
  }
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes float {
  0%, 100% {
    transform: translateY(0) rotate(0deg);
  }
  50% {
    transform: translateY(-20px) rotate(5deg);
  }
}

@keyframes twinkle {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 1; }
}

@keyframes glowPulse {
  0%, 100% {
    filter: drop-shadow(0 0 10px rgba(255, 215, 0, 0.3));
  }
  50% {
    filter: drop-shadow(0 0 20px rgba(255, 215, 0, 0.6));
  }
}

@keyframes scrollLine {
  0% {
    transform: scaleY(0);
    transform-origin: top;
  }
  50% {
    transform: scaleY(1);
    transform-origin: top;
  }
  50.1% {
    transform-origin: bottom;
  }
  100% {
    transform: scaleY(0);
    transform-origin: bottom;
  }
}