/* ====================================
   FutVeri Web - CSS Variables
   Design Token System (SRP)
   ==================================== */

:root {
  /* Primary Colors */
  --color-primary: #00FF94;
  --color-secondary: #00E0FF;
  
  /* Background Colors */
  --color-bg-primary: #101116;
  --color-bg-secondary: #1C1E26;
  --color-bg-tertiary: #252833;
  
  /* Text Colors */
  --color-text-primary: #F0F2F5;
  --color-text-secondary: #A0AEC0;
  --color-text-muted: #6B7280;
  
  /* Accent Colors */
  --color-success: #10B981;
  --color-warning: #F59E0B;
  --color-error: #EF4444;
  
  /* Gradients */
  --gradient-primary: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  --gradient-dark: linear-gradient(180deg, var(--color-bg-primary) 0%, var(--color-bg-secondary) 100%);
  --gradient-glow: radial-gradient(circle at center, var(--color-primary) 0%, transparent 70%);
  
  /* Glassmorphism */
  --glass-bg: rgba(28, 30, 38, 0.6);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  --glass-blur: blur(20px);
  
  /* Typography */
  --font-family: 'Outfit', -apple-system, BlinkMacSystemFont, 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;
  --font-size-6xl: 3.75rem;
  --font-size-hero: clamp(2.5rem, 5vw, 4.5rem);
  
  /* Spacing */
  --spacing-1: 0.25rem;
  --spacing-2: 0.5rem;
  --spacing-3: 0.75rem;
  --spacing-4: 1rem;
  --spacing-5: 1.25rem;
  --spacing-6: 1.5rem;
  --spacing-8: 2rem;
  --spacing-10: 2.5rem;
  --spacing-12: 3rem;
  --spacing-16: 4rem;
  --spacing-20: 5rem;
  --spacing-24: 6rem;
  
  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
  --transition-slow: 500ms ease;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.4);
  --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.5);
  --shadow-glow-primary: 0 0 30px rgba(0, 255, 148, 0.3);
  --shadow-glow-secondary: 0 0 30px rgba(0, 224, 255, 0.3);
  
  /* Z-Index */
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-fixed: 300;
  --z-modal: 400;
  --z-tooltip: 500;
  
  /* Container */
  --container-max: 1200px;
  --container-padding: var(--spacing-6);
}

/* Responsive Variables */
@media (max-width: 768px) {
  :root {
    --container-padding: var(--spacing-4);
    --spacing-section: var(--spacing-16);
  }
}

@media (min-width: 769px) {
  :root {
    --spacing-section: var(--spacing-24);
  }
}