/* ========================================
   Design Tokens — Cyber Forma Consult
   ======================================== */

:root {
  /* --- Couleurs principales --- */
  --color-primary: #C71E1E;
  --color-primary-dark: #A01818;
  --color-primary-light: #E53535;
  --color-black: #091217;
  --color-white: #FAFAFA;
  --color-gray-bg: #F0F0F2;
  --color-gray-border: #D1D5DB;
  --color-gray-text: #4B5563;
  --color-gray-light: #9CA3AF;

  /* --- Couleurs sémantiques --- */
  --color-success: #16A34A;
  --color-error: #DC2626;
  --color-warning: #F59E0B;

  /* --- Typographie --- */
  --font-family: 'Inter', system-ui, -apple-system, sans-serif;
  --font-weight-regular: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --font-weight-extrabold: 800;

  /* Tailles fluides (clamp) */
  --text-xs: clamp(0.75rem, 0.7rem + 0.2vw, 0.8rem);
  --text-sm: clamp(0.8125rem, 0.75rem + 0.25vw, 0.875rem);
  --text-base: clamp(0.9375rem, 0.875rem + 0.25vw, 1rem);
  --text-lg: clamp(1.0625rem, 0.975rem + 0.35vw, 1.125rem);
  --text-xl: clamp(1.1875rem, 1.05rem + 0.5vw, 1.25rem);
  --text-2xl: clamp(1.375rem, 1.15rem + 0.8vw, 1.5rem);
  --text-3xl: clamp(1.625rem, 1.3rem + 1.2vw, 1.875rem);
  --text-4xl: clamp(2rem, 1.5rem + 1.8vw, 2.5rem);
  --text-5xl: clamp(2.5rem, 1.8rem + 2.5vw, 3.25rem);

  --line-height-tight: 1.15;
  --line-height-snug: 1.3;
  --line-height-normal: 1.6;
  --line-height-relaxed: 1.75;

  /* --- Espacements --- */
  --space-xs: clamp(0.25rem, 0.2rem + 0.2vw, 0.5rem);
  --space-sm: clamp(0.5rem, 0.4rem + 0.4vw, 0.75rem);
  --space-md: clamp(0.75rem, 0.6rem + 0.6vw, 1rem);
  --space-lg: clamp(1rem, 0.8rem + 0.8vw, 1.5rem);
  --space-xl: clamp(1.5rem, 1.2rem + 1.2vw, 2rem);
  --space-2xl: clamp(2rem, 1.5rem + 1.8vw, 3rem);
  --space-3xl: clamp(3rem, 2rem + 3vw, 5rem);
  --space-4xl: clamp(4rem, 3rem + 4vw, 7rem);

  /* --- Containers --- */
  --container-sm: 640px;
  --container-md: 768px;
  --container-lg: 1024px;
  --container-xl: 1200px;
  --container-padding: clamp(1rem, 0.5rem + 2vw, 2rem);

  /* --- Bordures & Ombres --- */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 2px rgba(9, 18, 23, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(9, 18, 23, 0.07), 0 2px 4px -2px rgba(9, 18, 23, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(9, 18, 23, 0.08), 0 4px 6px -4px rgba(9, 18, 23, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(9, 18, 23, 0.1), 0 8px 10px -6px rgba(9, 18, 23, 0.05);

  /* --- Transitions --- */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;

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