/**
 * WarnIQ - CSS Variables & Design Tokens
 * Dark, minimalist design system inspired by modern tech platforms
 */

:root {
  /* Dark Theme Base Colors */
  --color-bg-primary: #0a0a0a;
  --color-bg-secondary: #111111;
  --color-bg-tertiary: #1a1a1a;
  --color-bg-elevated: #1f1f1f;
  
  /* Text Colors */
  --color-text-primary: #ffffff;
  --color-text-secondary: #a0a0a0;
  --color-text-tertiary: #666666;
  --color-text-muted: #4d4d4d;
  
  /* Brand Colors - Modern Tech Accent */
  --color-primary: #3b82f6;
  --color-primary-hover: #2563eb;
  --color-primary-light: #60a5fa;
  --color-accent: #ffffff;
  --color-accent-hover: #7c3aed;
  
  /* Shorthand aliases for convenience */
  --accent: var(--color-accent);
  --primary: var(--color-primary);
  --text-primary: var(--color-text-primary);
  --text-secondary: var(--color-text-secondary);
  --text-tertiary: var(--color-text-tertiary);
  --text-muted: var(--color-text-muted);
  
  /* Risk Level Colors - Dark Theme Optimized */
  --color-safe: #10b981;
  --color-safe-light: #059669;
  --color-safe-bg: rgba(16, 185, 129, 0.1);
  --color-moderate: #f59e0b;
  --color-moderate-light: #d97706;
  --color-moderate-bg: rgba(245, 158, 11, 0.1);
  --color-high-risk: #ef4444;
  --color-high-risk-light: #dc2626;
  --color-high-risk-bg: rgba(239, 68, 68, 0.1);
  
  /* Border Colors */
  --color-border-primary: #2d2d2d;
  --color-border-secondary: #262626;
  --color-border-accent: #3d3d3d;
  
  /* Semantic Colors */
  --color-success: var(--color-safe);
  --color-warning: var(--color-moderate);
  --color-danger: var(--color-high-risk);
  --color-info: var(--color-primary);
  
  /* Typography - Clean and Modern */
  --font-family-base: -apple-system, BlinkMacSystemFont, 'Inter', 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-family-heading: -apple-system, BlinkMacSystemFont, 'Inter', 'Segoe UI', Roboto, sans-serif;
  --font-family-mono: 'SF Mono', 'Monaco', 'Courier New', monospace;
  
  /* Font Sizes - Larger, bolder scale */
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.5rem;
  --font-size-2xl: 2rem;
  --font-size-3xl: 2.5rem;
  --font-size-4xl: 3.5rem;
  --font-size-5xl: 4.5rem;
  --font-size-hero: 5.5rem;
  
  --font-weight-light: 300;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --font-weight-black: 900;
  
  --line-height-tight: 1.1;
  --line-height-snug: 1.3;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;
  
  /* Spacing Scale - Generous whitespace */
  --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;
  
  /* Border Radius - Subtle curves */
  --radius-none: 0;
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;
  
  /* Shadows - Subtle depth */
  --shadow-sm: 0 1px 2px 0 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, 0.3);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5), 0 4px 6px -2px rgba(0, 0, 0, 0.4);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.6), 0 10px 10px -5px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 20px rgba(59, 130, 246, 0.3);
  --shadow-glow-accent: 0 0 30px rgba(139, 92, 246, 0.4);
  
  /* Transitions - Smooth and fast */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Z-Index Scale */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal-backdrop: 1040;
  --z-modal: 1050;
  --z-popover: 1060;
  --z-tooltip: 1070;
  
  /* Grid & Layout */
  --container-max: 1400px;
  --container-padding: 2rem;
  --header-height: 80px;
}

/* Dark theme utility class for forced dark mode */
.dark-theme {
  color-scheme: dark;
}