/* ==========================================================================
   LIFETIME FREE QR CODE GENERATOR — DESIGN TOKENS (tokens.css)
   Swiggy-inspired contrast design system: Electric Lime (#CCFF00) & Jet Black (#0D0D0D)
   ========================================================================== */

:root {
  /* --- Brand & Theme Colors --- */
  --color-primary: #CCFF00;         /* Electric Lime (Primary Accent) */
  --color-primary-hover: #b8e600;   /* Slightly darker lime for hover */
  --color-secondary: #0D0D0D;       /* Jet Black (Grounding dark, headers, text on lime) */
  --color-secondary-light: #1A1A1A; /* Slightly lighter dark container background */
  
  --color-bg-main: #FFFFFF;        /* Clean Base White Background */
  --color-bg-alt: #F7F7F7;         /* Very light gray for section backgrounds & cards */
  --color-bg-card: #FFFFFF;        /* Card surface */
  --color-bg-muted: #EFEFEF;       /* Neutral light container background */

  --color-text-main: #0D0D0D;      /* Body & Heading Text (Jet Black) */
  --color-text-muted: #6B6B6B;     /* Secondary Text */
  --color-text-on-primary: #0D0D0D;/* STRICT CONTRAST RULE: Text on #CCFF00 MUST BE JET BLACK */
  --color-text-on-dark: #FFFFFF;   /* Text on Jet Black background */
  
  --color-border: #E5E5E5;         /* Subtle border gray */
  --color-border-focus: #0D0D0D;   /* Dark border on focus */

  /* --- Semantic States --- */
  --color-success: #10B981;
  --color-error: #EF4444;
  --color-warning: #F59E0B;
  --color-info: #3B82F6;

  /* --- Typography Scale (Swiggy-inspired bold hierarchy) --- */
  --font-family-base: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-family-heading: "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  
  --font-size-xs: 0.75rem;    /* 12px */
  --font-size-sm: 0.875rem;   /* 14px */
  --font-size-base: 1rem;     /* 16px */
  --font-size-lg: 1.125rem;   /* 18px */
  --font-size-xl: 1.25rem;    /* 20px */
  --font-size-2xl: 1.5rem;    /* 24px */
  --font-size-3xl: 2rem;      /* 32px */
  --font-size-4xl: 2.5rem;    /* 40px */
  --font-size-5xl: 3.25rem;   /* 52px */

  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --font-weight-black: 800;

  /* --- Spacing Scale --- */
  --space-1: 0.25rem;  /* 4px */
  --space-2: 0.5rem;   /* 8px */
  --space-3: 0.75rem;  /* 12px */
  --space-4: 1rem;     /* 16px */
  --space-6: 1.5rem;   /* 24px */
  --space-8: 2rem;     /* 32px */
  --space-12: 3rem;    /* 48px */
  --space-16: 4rem;    /* 64px */

  /* --- Border Radii (Swiggy-inspired smooth rounded curves) --- */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-pill: 9999px;

  /* --- Shadows (Soft depth & modern elevation) --- */
  --shadow-sm: 0 2px 4px rgba(13, 13, 13, 0.04);
  --shadow-md: 0 4px 16px rgba(13, 13, 13, 0.08);
  --shadow-lg: 0 8px 30px rgba(13, 13, 13, 0.12);
  --shadow-glow: 0 0 20px rgba(204, 255, 0, 0.4);

  /* --- Layout & Container Constraints --- */
  --container-max-width: 1240px;
  --container-article-width: 840px;
  --header-height: 76px;

  /* --- Reserved Ad Slot Dimensions (Zero CLS layout reservation) --- */
  --ad-leaderboard-width: 728px;
  --ad-leaderboard-height: 90px;
  --ad-mobile-banner-width: 320px;
  --ad-mobile-banner-height: 50px;
  --ad-rectangle-width: 300px;
  --ad-rectangle-height: 250px;
  --ad-billboard-width: 970px;
  --ad-billboard-height: 250px;

  /* --- Transitions --- */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);
}