/* ==========================================================================
   STBC Design Tokens
   ========================================================================== */
:root {
  /* Brand colors */
  --color-navy: #0B1B33;
  --color-blue: #14335E;
  --color-blue-light: #2B4E86;
  --color-gold: #C6A05C;
  --color-gold-light: #E4CFA0;
  --color-white: #FFFFFF;
  --color-offwhite: #F6F4EF;

  /* Text */
  --color-text: #14202F;
  --color-text-inverse: #FFFFFF;
  --color-muted: #5B6472;
  --color-muted-inverse: rgba(255, 255, 255, 0.72);
  --color-border: #E3E0D8;
  --color-border-strong: #C9C4B6;

  /* Surfaces */
  --color-surface: #FFFFFF;
  --color-surface-alt: var(--color-offwhite);
  --color-surface-dark: var(--color-navy);
  --color-surface-dark-alt: var(--color-blue);

  /* Feedback */
  --color-success: #2E7D5B;
  --color-error: #B3432B;

  /* Typography */
  --font-latin: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;
  --font-arabic: 'Noto Sans Arabic', 'Segoe UI', Tahoma, Arial, sans-serif;
  --font-display: 'DM Serif Display', Georgia, 'Times New Roman', serif;
  --font-mono: 'IBM Plex Mono', 'SFMono-Regular', Consolas, monospace;

  --fs-xs: 0.8125rem;
  --fs-sm: 0.9375rem;
  --fs-base: 1rem;
  --fs-md: 1.125rem;
  --fs-lg: 1.375rem;
  --fs-xl: 1.5rem;
  --fs-2xl: 1.875rem;
  --fs-3xl: 2rem;
  --fs-4xl: 2.75rem;

  --lh-tight: 1.15;
  --lh-snug: 1.35;
  --lh-normal: 1.6;

  /* Spacing scale */
  --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;
  --space-10: 8rem;

  /* Layout */
  --container-max: 1280px;
  --container-narrow: 860px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;

  /* Motion */
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --duration-fast: 150ms;
  --duration-base: 240ms;

  /* Elevation */
  --shadow-sm: 0 1px 2px rgba(11, 27, 51, 0.06), 0 1px 1px rgba(11, 27, 51, 0.04);
  --shadow-md: 0 8px 24px rgba(11, 27, 51, 0.10);
  --shadow-lg: 0 20px 48px rgba(11, 27, 51, 0.16);

  --header-height: 84px;
}

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