/* variables.css — design tokens */

:root {
  /* =============================================
     BRAND COLORS
     ============================================= */
  --color-primary:      #F5C000;   /* Edgar yellow/gold */
  --color-primary-dark: #C49A00;   /* darker gold for hover states */
  --color-dark:         #1A1A1A;   /* black from logo */
  --color-gray:         #C8C8C8;   /* silver from card background */
  --color-bg:           #FFFFFF;
  --color-bg-alt:       #F5F5F5;
  --color-text:         #1A1A1A;
  --color-text-muted:   #666666;

  /* Compatibility aliases (used in layout/component CSS) */
  --color-white:   #FFFFFF;
  --color-bg-dark: #1A1A1A;   /* = --color-dark */
  --color-surface: #FFFFFF;   /* = --color-bg */
  --color-border:  #C8C8C8;   /* = --color-gray */

  /* =============================================
     TYPOGRAPHY
     ============================================= */
  --font-heading: 'Oswald', sans-serif;
  --font-body:    'Open Sans', sans-serif;

  /* Type scale */
  --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:  1.875rem;
  --text-4xl:  2.25rem;
  --text-5xl:  3rem;

  --weight-normal: 400;
  --weight-medium: 500;
  --weight-bold:   700;

  --leading-tight:  1.25;
  --leading-normal: 1.5;
  --leading-loose:  1.75;

  /* =============================================
     SPACING
     ============================================= */

  /* Brand spacing tokens */
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 2rem;
  --spacing-xl: 4rem;

  /* Step scale (used in layout and components) */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* =============================================
     LAYOUT
     ============================================= */
  --max-width:     1200px;
  --nav-height:    72px;
  --border-radius: 6px;
  --radius-sm:     4px;
  --radius-md:     6px;   /* = --border-radius */
  --radius-lg:     16px;

  /* =============================================
     SHADOWS
     ============================================= */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.12);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.20);

  /* =============================================
     TRANSITIONS
     ============================================= */
  --transition-fast:   150ms ease;
  --transition-normal: 250ms ease;
}