/* CSS Custom Properties (Variables) */
:root {
  /* Primary Colors - Professional gambling industry palette */
  --color-primary: #1a1a2e; /* Deep navy - trust, professionalism */
  --color-primary-light: #16213e; /* Lighter navy */
  --color-primary-dark: #0f0f1a; /* Darker navy */

  --color-secondary: #e94560; /* Premium red - excitement, action */
  --color-secondary-light: #ff6b7d; /* Lighter red */
  --color-secondary-dark: #c73650; /* Darker red */

  --color-accent: #f39c12; /* Gold - premium, success */
  --color-accent-light: #f5b041; /* Lighter gold */
  --color-accent-dark: #d68910; /* Darker gold */

  /* Neutral Colors */
  --color-white: #ffffff;
  --color-black: #000000;
  --color-gray-50: #f8fafc;
  --color-gray-100: #f1f5f9;
  --color-gray-200: #e2e8f0;
  --color-gray-300: #cbd5e1;
  --color-gray-400: #94a3b8;
  --color-gray-500: #64748b;
  --color-gray-600: #475569;
  --color-gray-700: #334155;
  --color-gray-800: #1e293b;
  --color-gray-900: #0f172a;

  /* Semantic Colors */
  --color-success: #10b981;
  --color-success-light: #34d399;
  --color-success-dark: #059669;

  --color-warning: --color-accent;
  --color-warning-light: --color-accent-light;
  --color-warning-dark: --color-accent-dark;

  --color-danger: --color-secondary;
  --color-danger-light: --color-secondary-light;
  --color-danger-dark: --color-secondary-dark;

  --color-info: #3b82f6;
  --color-info-light: #60a5fa;
  --color-info-dark: #2563eb;

  /* Background Colors */
  --bg-primary: var(--color-white);
  --bg-secondary: var(--color-gray-50);
  --bg-tertiary: var(--color-gray-100);
  --bg-dark: var(--color-primary);
  --bg-darker: var(--color-primary-dark);

  /* Text Colors */
  --text-primary: var(--color-gray-900);
  --text-secondary: var(--color-gray-600);
  --text-tertiary: var(--color-gray-500);
  --text-inverse: var(--color-white);
  --text-accent: var(--color-secondary);

  /* Border Colors */
  --border-primary: var(--color-gray-200);
  --border-secondary: var(--color-gray-300);
  --border-accent: var(--color-secondary);

  /* Shadow Colors */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1),
    0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1),
    0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1),
    0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);

  /* Typography */
  --font-family-primary: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI",
    "Roboto", "Oxygen", "Ubuntu", "Cantarell", sans-serif;
  --font-family-secondary: "Poppins", -apple-system, BlinkMacSystemFont,
    "Segoe UI", "Roboto", sans-serif;
  --font-family-mono: "Fira Code", "Monaco", "Consolas", "Liberation Mono",
    "Courier New", monospace;

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

  /* Font Sizes */
  --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: 1.875rem; /* 30px */
  --font-size-4xl: 2.25rem; /* 36px */
  --font-size-5xl: 3rem; /* 48px */
  --font-size-6xl: 3.75rem; /* 60px */

  /* Line Heights */
  --line-height-tight: 1.25;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;

  /* Spacing */
  --spacing-xs: 0.25rem; /* 4px */
  --spacing-sm: 0.5rem; /* 8px */
  --spacing-md: 1rem; /* 16px */
  --spacing-lg: 1.5rem; /* 24px */
  --spacing-xl: 2rem; /* 32px */
  --spacing-2xl: 2.5rem; /* 40px */
  --spacing-3xl: 3rem; /* 48px */
  --spacing-4xl: 4rem; /* 64px */
  --spacing-5xl: 5rem; /* 80px */
  --spacing-6xl: 6rem; /* 96px */

  /* Border Radius */
  --border-radius-sm: 0.25rem; /* 4px */
  --border-radius-md: 0.375rem; /* 6px */
  --border-radius-lg: 0.5rem; /* 8px */
  --border-radius-xl: 0.75rem; /* 12px */
  --border-radius-2xl: 1rem; /* 16px */
  --border-radius-3xl: 1.5rem; /* 24px */
  --border-radius-full: 9999px;

  /* Z-Index */
  --z-index-dropdown: 1000;
  --z-index-sticky: 1020;
  --z-index-fixed: 1030;
  --z-index-modal-backdrop: 1040;
  --z-index-modal: 1050;
  --z-index-popover: 1060;
  --z-index-tooltip: 1070;

  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-normal: 250ms ease-in-out;
  --transition-slow: 350ms ease-in-out;

  /* Container Widths */
  --container-sm: 640px;
  --container-md: 768px;
  --container-lg: 1024px;
  --container-xl: 1280px;
  --container-2xl: 1536px;

  /* Breakpoints */
  --breakpoint-sm: 640px;
  --breakpoint-md: 768px;
  --breakpoint-lg: 1024px;
  --breakpoint-xl: 1280px;
  --breakpoint-2xl: 1536px;
}

/* Dark mode variables */
@media (prefers-color-scheme: dark) {
  :root {
    --bg-primary: var(--color-primary-dark);
    --bg-secondary: var(--color-primary);
    --bg-tertiary: var(--color-primary-light);
    --text-primary: var(--color-white);
    --text-secondary: var(--color-gray-300);
    --text-tertiary: var(--color-gray-400);
    --border-primary: var(--color-gray-700);
    --border-secondary: var(--color-gray-600);
  }
}

/* High contrast mode */
@media (prefers-contrast: high) {
  :root {
    --color-primary: #000000;
    --color-secondary: #ff0000;
    --text-primary: #000000;
    --border-primary: #000000;
  }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  :root {
    --transition-fast: 0ms;
    --transition-normal: 0ms;
    --transition-slow: 0ms;
  }
}