/* ============================================
   EMIX Design System - CSS Variables
   Perfume Blending & Fragrance Chemistry
   ============================================ */

:root {
  /* === Primary Colors === */
  --color-green-darkest: #1a3a2a;
  --color-green-dark: #2d5a3d;
  --color-green: #3a7350;
  --color-green-light: #4a8f64;
  --color-green-lighter: #6aaf84;
  --color-green-pale: #e8f5ee;

  /* === Accent Colors - Golden/Amber === */
  --color-gold-dark: #8b6914;
  --color-gold: #c49a2a;
  --color-gold-light: #d4af37;
  --color-gold-lighter: #e8c94a;
  --color-amber: #d4913a;
  --color-amber-light: #e8a94a;
  --color-amber-pale: #fdf3e0;

  /* === Neutral Colors === */
  --color-cream: #faf8f2;
  --color-cream-dark: #f0ece0;
  --color-white: #ffffff;
  --color-off-white: #f9f7f3;
  --color-gray-50: #fafaf9;
  --color-gray-100: #f5f5f3;
  --color-gray-200: #e8e6e1;
  --color-gray-300: #d4d2cd;
  --color-gray-400: #a8a5a0;
  --color-gray-500: #78756f;
  --color-gray-600: #585550;
  --color-gray-700: #3d3b37;
  --color-gray-800: #2a2825;
  --color-gray-900: #1a1917;

  /* === Semantic Colors === */
  --color-success: #2d8a4e;
  --color-success-light: #e8f5ee;
  --color-warning: #d4913a;
  --color-warning-light: #fdf3e0;
  --color-error: #c43a3a;
  --color-error-light: #fde8e8;
  --color-info: #3a7ec4;
  --color-info-light: #e8f0fd;

  /* === Gradients === */
  --gradient-gold: linear-gradient(135deg, #c49a2a 0%, #d4af37 50%, #e8c94a 100%);
  --gradient-green: linear-gradient(135deg, #1a3a2a 0%, #2d5a3d 50%, #3a7350 100%);
  --gradient-hero: linear-gradient(135deg, #1a3a2a 0%, #2d5a3d 40%, #3a7350 70%, #1a3a2a 100%);
  --gradient-warm: linear-gradient(135deg, #fdf3e0 0%, #faf8f2 50%, #f0ece0 100%);
  --gradient-dark-overlay: linear-gradient(180deg, rgba(26,58,42,0.95) 0%, rgba(26,58,42,0.7) 100%);
  --gradient-gold-shimmer: linear-gradient(90deg, #c49a2a, #e8c94a, #d4af37, #c49a2a);
  --gradient-card: linear-gradient(145deg, rgba(255,255,255,0.95) 0%, rgba(250,248,242,0.9) 100%);

  /* === Typography === */
  --font-heading: 'Tajawal', 'Inter', sans-serif;
  --font-body: 'Cairo', 'Inter', sans-serif;
  --font-accent: 'Amiri', serif;
  --font-english: 'Playfair Display', serif;

  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;
  --text-6xl: 3.75rem;
  --text-7xl: 4.5rem;

  --font-light: 300;
  --font-normal: 400;
  --font-medium: 500;
  --font-semibold: 600;
  --font-bold: 700;
  --font-extrabold: 800;

  --line-height-tight: 1.25;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;
  --line-height-loose: 2;

  --letter-spacing-tight: -0.02em;
  --letter-spacing-normal: 0;
  --letter-spacing-wide: 0.02em;
  --letter-spacing-wider: 0.05em;

  /* === 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;
  --space-24: 6rem;
  --space-32: 8rem;

  /* === Layout === */
  --container-sm: 640px;
  --container-md: 768px;
  --container-lg: 1024px;
  --container-xl: 1200px;
  --container-2xl: 1400px;

  /* === Borders === */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-2xl: 24px;
  --radius-full: 9999px;

  --border-thin: 1px solid var(--color-gray-200);
  --border-gold: 1px solid var(--color-gold-light);
  --border-green: 1px solid var(--color-green);

  /* === Shadows === */
  --shadow-sm: 0 1px 3px rgba(26,58,42,0.06);
  --shadow-md: 0 4px 12px rgba(26,58,42,0.08);
  --shadow-lg: 0 8px 30px rgba(26,58,42,0.12);
  --shadow-xl: 0 16px 50px rgba(26,58,42,0.16);
  --shadow-2xl: 0 25px 60px rgba(26,58,42,0.2);
  --shadow-gold: 0 4px 20px rgba(196,154,42,0.2);
  --shadow-gold-lg: 0 8px 40px rgba(196,154,42,0.3);
  --shadow-inner: inset 0 2px 4px rgba(26,58,42,0.06);
  --shadow-card: 0 2px 16px rgba(26,58,42,0.06), 0 0 0 1px rgba(26,58,42,0.03);
  --shadow-card-hover: 0 8px 30px rgba(26,58,42,0.12), 0 0 0 1px rgba(196,154,42,0.1);

  /* === Transitions === */
  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
  --transition-slow: 500ms ease;
  --transition-slower: 700ms ease;
  --transition-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);

  /* === Z-Index === */
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-fixed: 300;
  --z-modal-backdrop: 400;
  --z-modal: 500;
  --z-popover: 600;
  --z-tooltip: 700;
  --z-toast: 800;
  --z-max: 9999;
}

/* === Dark Mode Variables (Admin Panel) === */
[data-theme="dark"] {
  --bg-primary: #0f1a14;
  --bg-secondary: #162420;
  --bg-tertiary: #1c2e26;
  --bg-card: #1c2e26;
  --text-primary: #e8f5ee;
  --text-secondary: #a8c4b4;
  --text-muted: #6a8a7a;
  --border-color: #2d4a3a;
}