/* =============================================================================
   YAHEMMA — Variables CSS
   ============================================================================= */

:root {
  /* Couleurs principales */
  --color-primary: #1677ff;
  --color-primary-dark: #0a4ecb;
  --color-secondary: #00b894;
  --color-accent: #ff6b00;
  --color-purple: #725cff;

  /* Fonds */
  --color-background-dark: #020b1c;
  --color-background-dark-alt: #07152b;
  --color-background-light: #f5f7fb;
  --color-background-white: #ffffff;
  --color-background-card: #ffffff;

  /* Textes */
  --color-text-light: #ffffff;
  --color-text-dark: #10182e;
  --color-text-muted: #64748b;
  --color-text-muted-light: #94a3b8;

  /* Bordures et ombres */
  --color-border: #e2e8f0;
  --color-border-dark: rgba(255, 255, 255, 0.08);
  --shadow-sm: 0 1px 3px rgba(2, 11, 28, 0.06);
  --shadow-md: 0 4px 16px rgba(2, 11, 28, 0.08);
  --shadow-lg: 0 12px 40px rgba(2, 11, 28, 0.12);

  /* Rayons */
  --border-radius-sm: 8px;
  --border-radius-md: 14px;
  --border-radius-lg: 20px;

  /* Layout */
  --container-width: 1200px;
  --header-height: 72px;
  --section-padding: 5rem;
  --section-padding-sm: 3rem;

  /* Typographie */
  --font-family: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont,
    "Helvetica Neue", Arial, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 2rem;
  --font-size-4xl: 2.75rem;
  --font-size-5xl: 3.25rem;
  --line-height-tight: 1.2;
  --line-height-normal: 1.6;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;

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

  /* Z-index */
  --z-header: 1000;
  --z-overlay: 1100;
  --z-modal: 1200;
  --z-skip-link: 1300;

  /* Focus */
  --focus-ring: 0 0 0 3px rgba(22, 119, 255, 0.45);
}