/* ============================================
   PRANA IQ Design Tokens
   ============================================ */

:root {
  /* ============ COLORS ============ */

  /* Primary */
  --color-navy: #0B1A3B;
  --color-navy-soft: #0F2147;
  --color-blue: #1B4DFF;
  --color-blue-soft: #3D6AFF;
  --color-blue-pale: #E8EEFF;
  --color-blue-glow: rgba(27, 77, 255, 0.08);

  /* Secondary */
  --color-sky: #7EB3FF;
  --color-orange: #E8734A;
  --color-orange-soft: #F0845C;
  --color-orange-pale: #FFF0EB;
  --color-orange-glow: rgba(232, 115, 74, 0.1);
  --color-teal: #0EA5A0;
  --color-teal-pale: #E6F7F6;

  /* Backgrounds */
  --color-bg: #FAFBFD;
  --color-bg-white: #FFFFFF;
  --color-bg-subtle: #F3F5F9;

  /* Text */
  --color-text: #0B1A3B;
  --color-text-secondary: #4A5568;
  --color-text-muted: #8896AB;
  --color-text-on-dark: #F0F2F7;
  --color-text-on-dark-muted: rgba(240, 242, 247, 0.5);

  /* Borders */
  --color-border: #E2E8F0;
  --color-border-light: #EDF1F7;
  --color-border-blue: rgba(27, 77, 255, 0.15);

  /* ============ TYPOGRAPHY ============ */

  /* Font Families */
  --font-serif: 'Instrument Serif', Georgia, serif;
  --font-sans: 'Plus Jakarta Sans', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Font Sizes */
  --text-xs: 11px;
  --text-sm: 13px;
  --text-base: 14px;
  --text-md: 16px;
  --text-lg: 18px;
  --text-xl: 20px;
  --text-2xl: 24px;
  --text-3xl: 28px;
  --text-4xl: 36px;
  --text-5xl: 48px;
  --text-6xl: 64px;
  --text-7xl: 88px;

  /* Font Weights */
  --font-light: 300;
  --font-normal: 400;
  --font-medium: 500;
  --font-semibold: 600;
  --font-bold: 700;
  --font-extrabold: 800;

  /* Line Heights */
  --leading-none: 1;
  --leading-tight: 1.1;
  --leading-snug: 1.3;
  --leading-normal: 1.5;
  --leading-relaxed: 1.7;
  --leading-loose: 1.75;

  /* Letter Spacing */
  --tracking-tighter: -0.035em;
  --tracking-tight: -0.02em;
  --tracking-normal: 0;
  --tracking-wide: 0.04em;
  --tracking-wider: 0.06em;
  --tracking-widest: 0.1em;

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

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-14: 56px;
  --space-16: 64px;
  --space-20: 80px;
  --space-24: 100px;

  /* ============ BORDERS ============ */

  --radius-sm: 8px;
  --radius: 12px;
  --radius-lg: 20px;
  --radius-xl: 24px;
  --radius-full: 100px;

  /* ============ SHADOWS ============ */

  --shadow-sm: 0 1px 3px rgba(11, 26, 59, 0.04);
  --shadow-md: 0 4px 16px rgba(11, 26, 59, 0.06);
  --shadow-lg: 0 12px 40px rgba(11, 26, 59, 0.08);
  --shadow-xl: 0 20px 60px rgba(11, 26, 59, 0.1);
  --shadow-blue: 0 2px 10px rgba(27, 77, 255, 0.2);
  --shadow-blue-lg: 0 6px 24px rgba(27, 77, 255, 0.25);

  /* ============ TRANSITIONS ============ */

  --transition-fast: 0.15s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;

  /* ============ Z-INDEX ============ */

  --z-base: 1;
  --z-dropdown: 10;
  --z-sticky: 100;
  --z-modal: 1000;
  --z-tooltip: 1100;

  /* ============ LAYOUT ============ */

  --max-width: 1280px;
  --max-width-narrow: 720px;
  --max-width-wide: 1440px;

  --page-padding: clamp(24px, 5vw, 80px);
  --section-gap: 100px;
  --section-gap-sm: 64px;
}

/* ============ RESPONSIVE TOKENS ============ */

@media (max-width: 768px) {
  :root {
    --section-gap: 80px;
    --section-gap-sm: 48px;
  }
}

@media (max-width: 480px) {
  :root {
    --section-gap: 60px;
    --section-gap-sm: 40px;
  }
}