/* ===================================
   CSS Custom Properties (Variables)
   Whistol Design System
   Based on Design Vertices Color Scheme
   =================================== */

:root {
  /* ========== Primary Background Colors ========== */
  --bg-white: #ffffff;
  --bg-light: #f9fafb;
  --bg-gray-light: #f3f4f6;
  
  /* ========== Text Colors ========== */
  --text-dark: #111827;
  --text-gray: #6b7280;
  --text-muted: #9ca3af;
  --text-white: #ffffff;
  
  /* ========== Primary Accent - Orange (Links & CTAs) ========== */
  --accent-orange-dark: #e85d24;
  --accent-orange: #ff6b35;
  --accent-orange-hover: #d94e1f;
  --accent-orange-light: #ffa07a;
  
  /* ========== Secondary Accents - Icons & Illustrations ========== */
  --accent-purple: #9b59b6;
  --accent-purple-light: #c39bd3;
  --accent-green: #2ecc71;
  --accent-green-light: #7dcea0;
  --accent-yellow: #f1c40f;
  --accent-yellow-light: #f7dc6f;
  --accent-blue: #3498db;
  --accent-blue-light: #85c1e2;
  
  /* ========== Card & Component Backgrounds ========== */
  --bg-card: #ffffff;
  --bg-card-hover: #f9fafb;
  --border-light: #e5e7eb;
  --border-gray: #d1d5db;
  
  /* ========== CTA Section Backgrounds (Full-width colored sections) ========== */
  --cta-primary: #ff6b35;
  --cta-gradient: linear-gradient(135deg, #ff6b35 0%, #f7931e 100%);
  --cta-gradient-alt: linear-gradient(135deg, #ff6b35 0%, #e85d24 100%);
  
  /* ========== Shadows ========== */
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.03);
  --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);
  --shadow-2xl: 0 25px 50px rgba(0, 0, 0, 0.15);
  
  /* ========== Typography ========== */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-heading: 'Poppins', 'Inter', sans-serif;
  
  /* Font Sizes */
  --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 */
  
  /* Line Heights */
  --leading-none: 1;
  --leading-tight: 1.25;
  --leading-snug: 1.375;
  --leading-normal: 1.5;
  --leading-relaxed: 1.625;
  --leading-loose: 2;
  
  /* Font Weights */
  --font-normal: 400;
  --font-medium: 500;
  --font-semibold: 600;
  --font-bold: 700;
  --font-extrabold: 800;
  
  /* ========== Spacing ========== */
  --spacing-1: 0.25rem;    /* 4px */
  --spacing-2: 0.5rem;     /* 8px */
  --spacing-3: 0.75rem;    /* 12px */
  --spacing-4: 1rem;       /* 16px */
  --spacing-5: 1.25rem;    /* 20px */
  --spacing-6: 1.5rem;     /* 24px */
  --spacing-8: 2rem;       /* 32px */
  --spacing-10: 2.5rem;    /* 40px */
  --spacing-12: 3rem;      /* 48px */
  --spacing-16: 4rem;      /* 64px */
  --spacing-20: 5rem;      /* 80px */
  --spacing-24: 6rem;      /* 96px */
  --spacing-32: 8rem;      /* 128px */
  
  /* ========== Border Radius ========== */
  --radius-sm: 0.25rem;    /* 4px */
  --radius-md: 0.375rem;   /* 6px */
  --radius-lg: 0.5rem;     /* 8px */
  --radius-xl: 0.75rem;    /* 12px */
  --radius-2xl: 1rem;      /* 16px */
  --radius-full: 9999px;   /* Full circle */
  
  /* ========== Transitions ========== */
  --duration-fast: 150ms;
  --duration-base: 250ms;
  --duration-slow: 350ms;
  --duration-slower: 500ms;
  
  --ease-linear: linear;
  --ease-in: cubic-bezier(0.4, 0, 1, 1);
  --ease-out: cubic-bezier(0, 0, 0.2, 1);
  --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
  
  /* ========== Z-Index Layers ========== */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal-backdrop: 1040;
  --z-modal: 1050;
  --z-popover: 1060;
  --z-tooltip: 1070;
  
  /* ========== Breakpoints (for JS use) ========== */
  --breakpoint-sm: 640px;
  --breakpoint-md: 768px;
  --breakpoint-lg: 1024px;
  --breakpoint-xl: 1280px;
  --breakpoint-2xl: 1536px;
  
  /* ========== Layout ========== */
  --container-max-width: 1200px;
  --container-padding: var(--spacing-6);
}