/* CSS Variables - turvallinennettikasino.ai */
:root {
  /* Brand Colors */
  --color-primary: #640D5F;
  --color-primary-light: #8a1a82;
  --color-primary-dark: #4a0947;
  --color-secondary: #D91656;
  --color-accent: #FFB200;
  --color-accent-dark: #EB5B00;

  /* RGB values for rgba() usage */
  --color-primary-rgb: 100, 13, 95;
  --color-secondary-rgb: 217, 22, 86;
  --color-accent-rgb: 255, 178, 0;

  /* Neutral Colors */
  --color-white: #ffffff;
  --color-black: #0a0a0a;
  --color-gray-50: #fafafa;
  --color-gray-100: #f4f4f5;
  --color-gray-200: #e4e4e7;
  --color-gray-300: #d4d4d8;
  --color-gray-400: #a1a1aa;
  --color-gray-500: #71717a;
  --color-gray-600: #52525b;
  --color-gray-700: #3f3f46;
  --color-gray-800: #27272a;
  --color-gray-900: #18181b;

  /* Background & Surface */
  --color-bg: #0f0a14;
  --color-bg-light: #1a1320;
  --color-surface: #221a2a;
  --color-surface-light: #2d2438;

  /* Text Colors */
  --color-text: #f4f4f5;
  --color-text-muted: #a1a1aa;
  --color-text-inverse: #18181b;

  /* Semantic Colors */
  --color-success: #22c55e;
  --color-warning: #f59e0b;
  --color-error: #ef4444;
  --color-info: #3b82f6;

  /* Typography */
  --font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-heading: var(--font-main);

  /* Font Sizes (fluid) */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.4vw, 1rem);
  --text-base: clamp(1rem, 0.9rem + 0.5vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.6vw, 1.25rem);
  --text-xl: clamp(1.25rem, 1.1rem + 0.75vw, 1.5rem);
  --text-2xl: clamp(1.5rem, 1.25rem + 1.25vw, 2rem);
  --text-3xl: clamp(1.875rem, 1.5rem + 1.875vw, 2.5rem);
  --text-4xl: clamp(2.25rem, 1.75rem + 2.5vw, 3.5rem);

  /* 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;

  /* Border Radius */
  --radius-sm: 4px;
  --radius: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.2);
  --shadow: 0 4px 6px rgba(0, 0, 0, 0.25);
  --shadow-md: 0 6px 12px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.35);
  --shadow-glow: 0 0 20px rgba(var(--color-accent-rgb), 0.3);

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

  /* Z-index layers */
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-modal-backdrop: 300;
  --z-modal: 400;
  --z-toast: 500;

  /* Container */
  --container-max: 1200px;
  --container-padding: var(--space-4);
}

/* Gradient utilities */
.gradient-primary {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
}

.gradient-accent {
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
}

.gradient-dark {
  background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-light) 100%);
}