/* ============================================
   Design System Variables
   Neobrutalism with Off-Black & Purple
   ============================================ */

:root {
    /* ========== Colors ========== */
    /* Primary Background Colors */
    --color-bg-primary: #0d0d0d;
    --color-bg-secondary: #141414;
    --color-bg-tertiary: #1a1a1a;
    --color-bg-elevated: #1f1f1f;
    
    /* Purple Accent Scale */
    --color-primary: #8b5cf6;
    --color-primary-light: #a78bfa;
    --color-primary-dark: #7c3aed;
    --color-primary-glow: rgba(139, 92, 246, 0.3);
    --color-primary-subtle: rgba(139, 92, 246, 0.1);
    
    /* Text Colors */
    --color-text-primary: #f5f5f5;
    --color-text-secondary: #a3a3a3;
    --color-text-muted: #737373;
    --color-text-inverse: #0d0d0d;
    
    /* Border & Shadow (Neobrutalism) */
    --color-border: #2d2d2d;
    --color-border-strong: #404040;
    --color-shadow: #000000;
    
    /* Semantic Colors */
    --color-success: #22c55e;
    --color-warning: #f59e0b;
    --color-error: #ef4444;
    
    /* ========== Typography ========== */
    --font-primary: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    
    /* Font Sizes (Fluid Typography) */
    --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
    --text-sm: clamp(0.875rem, 0.8rem + 0.375vw, 1rem);
    --text-base: clamp(1rem, 0.9rem + 0.5vw, 1.125rem);
    --text-lg: clamp(1.125rem, 1rem + 0.625vw, 1.25rem);
    --text-xl: clamp(1.25rem, 1.1rem + 0.75vw, 1.5rem);
    --text-2xl: clamp(1.5rem, 1.25rem + 1.25vw, 2rem);
    --text-3xl: clamp(1.875rem, 1.5rem + 1.875vw, 2.5rem);
    --text-4xl: clamp(2.25rem, 1.75rem + 2.5vw, 3.5rem);
    --text-5xl: clamp(3rem, 2rem + 5vw, 5rem);
    
    /* Font Weights */
    --font-normal: 400;
    --font-medium: 500;
    --font-semibold: 600;
    --font-bold: 700;
    
    /* Line Heights */
    --leading-none: 1;
    --leading-tight: 1.25;
    --leading-snug: 1.375;
    --leading-normal: 1.5;
    --leading-relaxed: 1.625;
    
    /* Letter Spacing */
    --tracking-tight: -0.025em;
    --tracking-normal: 0;
    --tracking-wide: 0.025em;
    --tracking-wider: 0.05em;
    
    /* ========== Spacing (8px Grid) ========== */
    --space-1: 0.25rem;   /* 4px */
    --space-2: 0.5rem;    /* 8px */
    --space-3: 0.75rem;   /* 12px */
    --space-4: 1rem;      /* 16px */
    --space-5: 1.25rem;   /* 20px */
    --space-6: 1.5rem;    /* 24px */
    --space-8: 2rem;      /* 32px */
    --space-10: 2.5rem;   /* 40px */
    --space-12: 3rem;     /* 48px */
    --space-16: 4rem;     /* 64px */
    --space-20: 5rem;     /* 80px */
    --space-24: 6rem;     /* 96px */
    --space-32: 8rem;     /* 128px */
    
    /* ========== Neobrutalism Specific ========== */
    /* Borders */
    --border-thin: 2px solid var(--color-border);
    --border-medium: 3px solid var(--color-primary);
    --border-thick: 4px solid var(--color-primary);
    
    /* Shadows (Hard, No Blur - Neobrutalism Signature) */
    --shadow-sm: 4px 4px 0 var(--color-shadow);
    --shadow-md: 6px 6px 0 var(--color-shadow);
    --shadow-lg: 8px 8px 0 var(--color-shadow);
    --shadow-xl: 12px 12px 0 var(--color-shadow);
    
    /* Hover Shadows */
    --shadow-hover-sm: 6px 6px 0 var(--color-shadow);
    --shadow-hover-md: 8px 8px 0 var(--color-shadow);
    --shadow-hover-lg: 12px 12px 0 var(--color-shadow);
    
    /* Purple Glow Shadows (for special elements) */
    --shadow-glow: 0 0 20px var(--color-primary-glow);
    --shadow-glow-lg: 0 0 40px var(--color-primary-glow);
    
    /* Border Radius (Minimal for Neobrutalism) */
    --radius-none: 0;
    --radius-sm: 2px;
    --radius-md: 4px;
    --radius-lg: 8px;
    
    /* ========== Transitions ========== */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;
    --transition-bounce: 350ms cubic-bezier(0.34, 1.56, 0.64, 1);
    
    /* ========== Layout ========== */
    --container-max: 1200px;
    --container-padding: var(--space-6);
    --section-padding: var(--space-24);
    
    /* ========== Z-Index Scale ========== */
    --z-base: 0;
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal: 400;
    --z-tooltip: 500;
}

/* ========== Dark Mode (Default) ========== */
/* The site is dark by default, but we set up the structure for potential light mode */

@media (prefers-reduced-motion: reduce) {
    :root {
        --transition-fast: 0ms;
        --transition-base: 0ms;
        --transition-slow: 0ms;
        --transition-bounce: 0ms;
    }
}