/* ==============================================
   OH WOW! — Design Tokens
   Brand colors, typography, spacing, shadows
   ============================================== */

:root {
  /* --- Brand Colors --- */
  --color-estudio:       #C1FE1A;  /* Primary accent / lime */
  --color-ink-core:      #252525;  /* Dark neutral */
  --color-warm-canvas:   #FDF8F2;  /* Light background */
  --color-editorial:     #CE9AED;  /* Vertical: Editorial */
  --color-expres:        #0070FF;  /* Vertical: Express */
  --color-edlab:         #FE01AC;  /* Vertical: EdLab */
  --color-growth:        #00CB43;  /* Vertical: Growth */
  --color-signal:        #FC291E;  /* Vertical: Signal / alert */

  /* --- Semantic aliases --- */
  --color-primary:       var(--color-estudio);
  --color-bg:            var(--color-warm-canvas);
  --color-text:          var(--color-ink-core);
  --color-text-muted:    #6B6B6B;
  --color-border:        #E5E5E5;
  --color-white:         #FFFFFF;
  --color-black:         #000000;

  /* --- Typography --- */
  --font-display: 'Space Grotesk', sans-serif;
  --font-body:    'Inter', sans-serif;
  --font-mono:    'JetBrains Mono', monospace;

  /* --- Font sizes (fluid) --- */
  --text-xs:    0.75rem;    /* 12px */
  --text-sm:    0.875rem;   /* 14px */
  --text-base:  1rem;       /* 16px */
  --text-lg:    1.125rem;   /* 18px */
  --text-xl:    1.25rem;    /* 20px */
  --text-2xl:   1.5rem;     /* 24px */
  --text-3xl:   1.875rem;   /* 30px */
  --text-4xl:   2.25rem;    /* 36px */
  --text-5xl:   3rem;       /* 48px */
  --text-6xl:   3.75rem;    /* 60px */
  --text-7xl:   4.5rem;     /* 72px */

  /* --- Spacing --- */
  --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;

  /* --- Border radius --- */
  --radius-sm:   0.25rem;
  --radius-md:   0.5rem;
  --radius-lg:   1rem;
  --radius-xl:   1.5rem;
  --radius-2xl:  2rem;
  --radius-full: 9999px;

  /* --- Shadows --- */
  --shadow-sm:  0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md:  0 4px 6px rgba(0, 0, 0, 0.07);
  --shadow-lg:  0 10px 15px rgba(0, 0, 0, 0.1);
  --shadow-xl:  0 20px 25px rgba(0, 0, 0, 0.1);

  /* --- Transitions --- */
  --ease-out:    cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --duration-fast:   150ms;
  --duration-normal: 300ms;
  --duration-slow:   500ms;

  /* --- Z-index layers --- */
  --z-base:    1;
  --z-nav:     100;
  --z-overlay: 200;
  --z-modal:   300;
  --z-cursor:  9999;
}