/* ==========================================================================
   variables.css
   KV SecureTech Innovation
   Design Tokens
   ========================================================================== */

:root {

  /* Colors */
  --color-primary: #0F4C81;
  --color-primary-dark: #0A3558;
  --color-accent: #D4AF37;

  --color-bg: #FFFFFF;
  --color-bg-alt: #F5F7FA;
  --color-surface: #FFFFFF;

  --color-text: #1F2937;
  --color-text-light: #6B7280;
  --color-heading: #111827;

  --color-border: #E5E7EB;
  --color-success: #16A34A;
  --color-warning: #D97706;
  --color-error: #DC2626;

  /* Typography */
  --font-family-base: "Inter", "Segoe UI", Roboto, Arial, sans-serif;
  --font-family-heading: "Inter", "Segoe UI", Roboto, Arial, sans-serif;

  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-md: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.5rem;
  --font-size-2xl: 2rem;
  --font-size-3xl: 3rem;

  --font-weight-regular: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;

  --line-height: 1.6;
  --line-height-heading: 1.2;

  /* Spacing */
  --space-1: .25rem;
  --space-2: .5rem;
  --space-3: .75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4rem;
  --space-9: 6rem;

  /* Layout */
  --container-width: 1200px;
  --container-padding: 1.5rem;
  --section-padding: 5rem;

  /* Borders */
  --radius-sm: .25rem;
  --radius-md: .5rem;
  --radius-lg: .75rem;
  --radius-xl: 1rem;
  --radius-pill: 999px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,.08);
  --shadow-md: 0 8px 20px rgba(0,0,0,.10);
  --shadow-lg: 0 20px 40px rgba(0,0,0,.12);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 300ms ease;
  --transition-slow: 500ms ease;

  /* Z-index */
  --z-header: 1000;
  --z-dropdown: 1100;
  --z-modal: 2000;
}