/* ==========================================================================
   Design Tokens / CSS Variables
   Alpha & Lima - Site Vitrine
   ========================================================================== */

:root {
  /* ========== Primary Colors ========== */
  --color-primary: #6c5ce7;
  --color-primary-hover: #5849c4;
  --color-primary-dark: #4834d4;
  --color-primary-light: #a29bfe;
  --color-primary-gradient: linear-gradient(135deg, #6c5ce7 0%, #4834d4 100%);

  /* ========== Accent Colors ========== */
  --color-accent: #ff7675;
  --color-accent-hover: #e86564;
  --color-accent-dark: #d63031;
  --color-accent-gradient: linear-gradient(135deg, #ff7675 0%, #d63031 100%);

  /* ========== Neutral Colors ========== */
  --color-background: #fafafa;
  --color-surface: #ffffff;
  --color-text: #2d3436;
  --color-text-secondary: #636e72;
  --color-text-muted: #b2bec3;
  --color-border: #e5e7eb;
  --color-border-light: #f3f4f6;

  /* ========== Feedback Colors ========== */
  --color-success: #00b894;
  --color-warning: #fdcb6e;
  --color-error: #d63031;

  /* ========== Typography ========== */
  --font-family: "Poppins", -apple-system, BlinkMacSystemFont, "Segoe UI",
    Roboto, sans-serif;

  --font-weight-regular: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;

  /* 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 */

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

  /* ========== Spacing Scale ========== */
  --space-0: 0;
  --space-1: 0.25rem; /* 4px */
  --space-2: 0.5rem; /* 8px */
  --space-3: 0.75rem; /* 12px */
  --space-4: 1rem; /* 16px */
  --space-5: 1.25rem; /* 20px */
  --space-6: 1.5rem; /* 24px */
  --space-8: 2rem; /* 32px */
  --space-10: 2.5rem; /* 40px */
  --space-12: 3rem; /* 48px */
  --space-16: 4rem; /* 64px */
  --space-20: 5rem; /* 80px */
  --space-24: 6rem; /* 96px */

  /* ========== Shadows ========== */
  --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);
  --shadow-inner: inset 0 2px 4px 0 rgba(0, 0, 0, 0.06);

  /* Colored Shadows */
  --shadow-primary: 0 10px 40px -10px rgba(108, 92, 231, 0.4);
  --shadow-accent: 0 10px 40px -10px rgba(255, 118, 117, 0.4);

  /* ========== Border Radius ========== */
  --radius-none: 0;
  --radius-sm: 0.25rem; /* 4px */
  --radius-md: 0.5rem; /* 8px */
  --radius-lg: 0.75rem; /* 12px */
  --radius-xl: 1rem; /* 16px */
  --radius-2xl: 1.5rem; /* 24px */
  --radius-full: 9999px;

  /* ========== Transitions ========== */
  --transition-fast: 150ms ease;
  --transition-base: 200ms ease;
  --transition-slow: 300ms ease;
  --transition-slower: 500ms ease;

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

  /* ========== Breakpoints (for reference) ========== */
  /* --breakpoint-sm: 640px;   Mobile landscape */
  /* --breakpoint-md: 768px;   Tablet */
  /* --breakpoint-lg: 1024px;  Laptop */
  /* --breakpoint-xl: 1280px;  Desktop */
  /* --breakpoint-2xl: 1536px; Large desktop */

  /* ========== Container Widths ========== */
  --container-sm: 640px;
  --container-md: 768px;
  --container-lg: 1024px;
  --container-xl: 1280px;
  --container-2xl: 1400px;
}

/* Dark Mode (optional - future enhancement) */
/* @media (prefers-color-scheme: dark) {
  :root {
    --color-background: #1A1A2E;
    --color-surface: #16213E;
    --color-text: #EAEAEA;
    --color-text-secondary: #A0A0A0;
  }
} */