/**
 * Ezbelta Design System - CSS Variables
 * Centralized design tokens for consistent styling across the site
 */

:root {
    /* Primary Colors - Purple Gradient Brand */
    --color-primary-start: #667eea;
    --color-primary-end: #764ba2;
    --color-primary-accent: #f093fb;
    --color-primary: #667eea;

    /* Blue Colors */
    --color-blue-600: #2563eb;
    --color-blue-500: #3b82f6;
    --color-blue-100: #dbeafe;
    --color-blue-50: #eff6ff;

    /* Neutral Colors */
    --color-gray-900: #111827;
    --color-gray-800: #1f2937;
    --color-gray-700: #374151;
    --color-gray-600: #4b5563;
    --color-gray-500: #6b7280;
    --color-gray-400: #9ca3af;
    --color-gray-300: #d1d5db;
    --color-gray-200: #e5e7eb;
    --color-gray-100: #f3f4f6;
    --color-gray-50: #f9fafb;

    /* Background Colors */
    --color-bg-primary: #f8fafc;
    --color-bg-secondary: #f1f5f9;
    --color-bg-white: #ffffff;
    --color-bg-dark: #111827;
    --color-bg-footer: #1f2937;

    /* Text Colors */
    --color-text-primary: #1f2937;
    --color-text-secondary: #4b5563;
    --color-text-muted: #6b7280;
    --color-text-light: #9ca3af;
    --color-text-white: #ffffff;

    /* Status Colors */
    --color-success: #16a34a;
    --color-success-light: #dcfce7;
    --color-warning: #eab308;
    --color-error: #dc2626;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--color-primary-start) 0%, var(--color-primary-end) 100%);
    --gradient-hero: linear-gradient(135deg, var(--color-primary-start) 0%, var(--color-primary-end) 50%, var(--color-primary-accent) 100%);
    --gradient-cta: linear-gradient(90deg, var(--color-blue-600) 0%, #9333ea 100%);
    --gradient-light: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    --gradient-product-hero: linear-gradient(135deg, #dbeafe 0%, #e0e7ff 50%, #f3e8ff 100%);

    /* Typography */
    --font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --font-family-alt: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;

    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.1rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    --font-size-6xl: 3.75rem;

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

    --line-height-tight: 1.25;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.6;
    --line-height-loose: 1.7;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 2.5rem;
    --spacing-3xl: 3rem;
    --spacing-4xl: 4rem;
    --spacing-5xl: 5rem;

    /* Container */
    --container-max-width: 1200px;
    --container-padding: 20px;

    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-nav: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-product: 0 25px 60px rgba(0, 0, 0, 0.15);
    --shadow-cta: 0 4px 15px rgba(102, 126, 234, 0.4);
    --shadow-cta-hover: 0 6px 25px rgba(102, 126, 234, 0.6);

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.4s ease;

    /* Z-index */
    --z-dropdown: 100;
    --z-sticky: 500;
    --z-fixed: 1000;
    --z-modal: 1100;
}

/* Dark Mode Support (optional) */
@media (prefers-color-scheme: dark) {
    :root.dark-mode {
        --color-bg-primary: #111827;
        --color-bg-secondary: #1f2937;
        --color-bg-white: #1f2937;
        --color-text-primary: #f9fafb;
        --color-text-secondary: #d1d5db;
    }
}