/* =============================================================================
   Hyperdella Design System - CSS Variables
   Version: 2.0.0

   Usage:
   1. Import this file first
   2. Import your app's theme file (e.g., themes/rentify.css) to set accent color
   3. Or set --hd-accent directly in your app's CSS
   ============================================================================= */

:root {
  /* -------------------------------------------------------------------------
     App Accent Color (Override this per-app)
     ------------------------------------------------------------------------- */
  --hd-accent: #3182CE;           /* Default Hyperdella Blue */
  --hd-accent-light: #EBF4FF;     /* 10% opacity background */
  --hd-accent-dark: #2563EB;      /* Darker shade for hover/active */

  /* -------------------------------------------------------------------------
     Core Brand Colors
     ------------------------------------------------------------------------- */
  --hd-navy: #1A202C;
  --hd-white: #FFFFFF;

  /* -------------------------------------------------------------------------
     Semantic Colors
     ------------------------------------------------------------------------- */
  --hd-success: #10B981;
  --hd-success-light: #D1FAE5;
  --hd-danger: #EF4444;
  --hd-danger-light: #FEE2E2;
  --hd-warning: #F59E0B;
  --hd-warning-light: #FEF3C7;
  --hd-info: #3B82F6;
  --hd-info-light: #DBEAFE;

  /* -------------------------------------------------------------------------
     Neutral Palette
     ------------------------------------------------------------------------- */
  --hd-gray-50: #F9FAFB;
  --hd-gray-100: #F3F4F6;
  --hd-gray-200: #E5E7EB;
  --hd-gray-300: #D1D5DB;
  --hd-gray-400: #9CA3AF;
  --hd-gray-500: #6B7280;
  --hd-gray-600: #4B5563;
  --hd-gray-700: #374151;
  --hd-gray-800: #1F2937;
  --hd-gray-900: #111827;

  /* -------------------------------------------------------------------------
     Light Mode (Default)
     ------------------------------------------------------------------------- */
  --hd-bg-primary: #F7FAFC;
  --hd-bg-secondary: #FFFFFF;
  --hd-bg-tertiary: #F1F5F9;

  --hd-text-primary: #1A202C;
  --hd-text-secondary: #4A5568;
  --hd-text-muted: #718096;
  --hd-text-inverse: #FFFFFF;

  --hd-border-color: #E2E8F0;
  --hd-border-color-dark: #CBD5E0;

  /* -------------------------------------------------------------------------
     Shadows
     ------------------------------------------------------------------------- */
  --hd-shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.05);
  --hd-shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1), 0 1px 2px rgba(0, 0, 0, 0.06);
  --hd-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --hd-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --hd-shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

  /* -------------------------------------------------------------------------
     Border Radius
     ------------------------------------------------------------------------- */
  --hd-radius-sm: 4px;
  --hd-radius: 8px;
  --hd-radius-md: 8px;
  --hd-radius-lg: 12px;
  --hd-radius-xl: 16px;
  --hd-radius-full: 9999px;

  /* -------------------------------------------------------------------------
     Typography
     ------------------------------------------------------------------------- */
  --hd-font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --hd-font-mono: 'JetBrains Mono', 'Fira Code', Consolas, monospace;

  --hd-text-xs: 12px;
  --hd-text-sm: 14px;
  --hd-text-base: 16px;
  --hd-text-lg: 18px;
  --hd-text-xl: 20px;
  --hd-text-2xl: 24px;
  --hd-text-3xl: 30px;
  --hd-text-4xl: 36px;

  /* -------------------------------------------------------------------------
     Spacing Scale
     ------------------------------------------------------------------------- */
  --hd-space-1: 4px;
  --hd-space-2: 8px;
  --hd-space-3: 12px;
  --hd-space-4: 16px;
  --hd-space-5: 20px;
  --hd-space-6: 24px;
  --hd-space-8: 32px;
  --hd-space-10: 40px;
  --hd-space-12: 48px;
  --hd-space-16: 64px;

  /* -------------------------------------------------------------------------
     Transitions
     ------------------------------------------------------------------------- */
  --hd-transition-fast: 150ms ease;
  --hd-transition-base: 200ms ease;
  --hd-transition-slow: 300ms ease;

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

/* =============================================================================
   Dark Mode
   ============================================================================= */

@media (prefers-color-scheme: dark) {
  :root {
    --hd-bg-primary: #0F172A;
    --hd-bg-secondary: #1E293B;
    --hd-bg-tertiary: #334155;

    --hd-text-primary: #F1F5F9;
    --hd-text-secondary: #CBD5E1;
    --hd-text-muted: #94A3B8;
    --hd-text-inverse: #0F172A;

    --hd-border-color: #334155;
    --hd-border-color-dark: #475569;

    /* Adjust accent light for dark mode */
    --hd-accent-light: rgba(49, 130, 206, 0.15);

    /* Adjust semantic colors for dark mode */
    --hd-success-light: rgba(16, 185, 129, 0.15);
    --hd-danger-light: rgba(239, 68, 68, 0.15);
    --hd-warning-light: rgba(245, 158, 11, 0.15);
    --hd-info-light: rgba(59, 130, 246, 0.15);

    /* Shadows in dark mode */
    --hd-shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.3);
    --hd-shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.4), 0 1px 2px rgba(0, 0, 0, 0.3);
    --hd-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
    --hd-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -2px rgba(0, 0, 0, 0.3);
    --hd-shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.4), 0 10px 10px -5px rgba(0, 0, 0, 0.3);
  }
}

/* =============================================================================
   Manual Dark Mode Class (for apps that toggle manually)
   ============================================================================= */

.dark {
  --hd-bg-primary: #0F172A;
  --hd-bg-secondary: #1E293B;
  --hd-bg-tertiary: #334155;

  --hd-text-primary: #F1F5F9;
  --hd-text-secondary: #CBD5E1;
  --hd-text-muted: #94A3B8;
  --hd-text-inverse: #0F172A;

  --hd-border-color: #334155;
  --hd-border-color-dark: #475569;

  --hd-accent-light: rgba(49, 130, 206, 0.15);
  --hd-success-light: rgba(16, 185, 129, 0.15);
  --hd-danger-light: rgba(239, 68, 68, 0.15);
  --hd-warning-light: rgba(245, 158, 11, 0.15);
  --hd-info-light: rgba(59, 130, 246, 0.15);
}