/* ============================================
   01-DESIGN-TOKENS.CSS
   Design System Variables
   ============================================ */

:root {
  /* ============================================
     COLORS
     ============================================ */
  
  /* Background Colors */
  --color-bg-primary: #0F172A;
  --color-bg-secondary: #1E293B;
  --color-bg-tertiary: #334155;
  --color-bg-hover: #475569;
  
  /* Accent Colors */
  --color-accent-primary: #3B82F6;
  --color-accent-primary-dark: #2563EB;
  --color-accent-success: #22C55E;
  --color-accent-warning: #F59E0B;
  --color-accent-danger: #EF4444;
  --color-accent-purple: #A855F7;
  
  /* Text Colors */
  --color-text-primary: #F8FAFC;
  --color-text-secondary: #94A3B8;
  --color-text-muted: #64748B;
  
  /* Risk Score Colors */
  --color-risk-low-bg: rgba(34, 197, 94, 0.2);
  --color-risk-low-border: #22C55E;
  --color-risk-low-text: #22C55E;
  
  --color-risk-medium-bg: rgba(245, 158, 11, 0.2);
  --color-risk-medium-border: #F59E0B;
  --color-risk-medium-text: #F59E0B;
  
  --color-risk-high-bg: rgba(239, 68, 68, 0.2);
  --color-risk-high-border: #EF4444;
  --color-risk-high-text: #EF4444;
  
  --color-risk-extreme-bg: rgba(69, 10, 10, 0.8);
  --color-risk-extreme-border: #FCA5A5;
  --color-risk-extreme-text: #FCA5A5;
  
  /* Chart Colors */
  --color-chart-line: #3B82F6;
  --color-chart-fill: rgba(59, 130, 246, 0.1);
  --color-chart-positive: #22C55E;
  --color-chart-negative: #EF4444;
  --color-chart-grid: #334155;
  
  /* ============================================
     TYPOGRAPHY
     ============================================ */
  
  /* Font Families */
  --font-primary: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  
  /* Font Sizes */
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 2rem;
  --text-4xl: 2.5rem;
  
  /* Font Weights */
  --font-normal: 400;
  --font-medium: 500;
  --font-semibold: 600;
  --font-bold: 700;
  
  /* Line Heights */
  --leading-tight: 1.2;
  --leading-snug: 1.3;
  --leading-normal: 1.5;
  --leading-relaxed: 1.6;
  
  /* Letter Spacing */
  --tracking-tight: -0.02em;
  --tracking-normal: 0;
  
  /* ============================================
     SPACING
     ============================================ */
  
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4rem;
  --space-9: 6rem;
  
  /* ============================================
     LAYOUT
     ============================================ */
  
  --container-max: 1200px;
  --container-padding: 1rem;
  
  /* ============================================
     BORDERS
     ============================================ */
  
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;
  
  --border-width: 1px;
  --border-color: var(--color-bg-tertiary);
  
  /* ============================================
     SHADOWS
     ============================================ */
  
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 8px 12px rgba(0, 0, 0, 0.15);
  --shadow-glow: 0 0 20px rgba(59, 130, 246, 0.3);
  
  /* ============================================
     TRANSITIONS
     ============================================ */
  
  --duration-fast: 150ms;
  --duration-normal: 300ms;
  --duration-slow: 500ms;
  --ease-default: ease;
  --ease-out: cubic-bezier(0, 0, 0.2, 1);
  --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
  
  /* ============================================
     Z-INDEX
     ============================================ */
  
  --z-base: 0;
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-modal: 300;
  --z-tooltip: 400;
  --z-toast: 500;
}

/* ============================================
   DARK MODE (Default)
   ============================================ */

/* Already dark by default */

/* ============================================
   RESPONSIVE BREAKPOINTS
   ============================================ */

@media (min-width: 640px) {
  :root {
    --container-padding: 1.5rem;
  }
}

@media (min-width: 1024px) {
  :root {
    --container-padding: 2rem;
  }
}