/**
 * PlexScore Design System Variables
 * Light/Dark theme support with CSS custom properties
 */

:root {
  /* ========== COLOR PALETTE - LIGHT MODE ========== */
  
  /* Primary colors */
  --color-primary: #2D7A4F;
  --color-primary-hover: #246841;
  --color-primary-light: #E8F5EE;
  
  /* Background colors */
  --color-bg-primary: #FFFFFF;
  --color-bg-secondary: #F8FAFB;
  --color-bg-tertiary: #F1F4F6;
  --color-bg-card: #FFFFFF;
  
  /* Text colors */
  --color-text-primary: #1A1D29;
  --color-text-secondary: #4A5568;
  --color-text-tertiary: #718096;
  --color-text-muted: #5A6C7D;
  --color-text-inverse: #FFFFFF;
  
  /* Border colors */
  --color-border: #E2E8F0;
  --color-border-light: #EDF2F7;
  --color-border-focus: var(--color-primary);
  
  /* Status colors */
  --color-success: #2D7A4F;
  --color-warning: #DD6B20;
  --color-error: #E53E3E;
  --color-info: #3182CE;
  
  /* Booking code card backgrounds */
  --color-booking-bg: #1A1D29;
  --color-booking-text: #FFFFFF;
  --color-booking-code-bg: rgba(0, 0, 0, 0.3);
  --color-booking-muted: #A0AEC0;
  
  /* Shadow */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  
  /* ========== TYPOGRAPHY ========== */
  --font-family: 'Space Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-family-mono: 'JetBrains Mono', 'Fira Code', monospace;
  
  /* 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 */
  
  /* Font weights */
  --font-normal: 400;
  --font-medium: 500;
  --font-semibold: 600;
  --font-bold: 700;
  
  /* Line heights */
  --leading-tight: 1.25;
  --leading-normal: 1.5;
  --leading-relaxed: 1.75;
  
  /* ========== SPACING ========== */
  --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 */
  
  /* ========== LAYOUT ========== */
  --container-max: 2000px;
  --container-narrow: 1400px;
  --header-height: 72px;
  
  /* Border radius */
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
  --radius-xl: 12px;
  --radius-full: 9999px;
  
  /* ========== TRANSITIONS ========== */
  --transition-fast: 150ms ease;
  --transition-normal: 200ms ease;
  --transition-slow: 300ms ease;
  
  /* ========== Z-INDEX ========== */
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-modal: 300;
  --z-toast: 400;
  
  /* ========== GRADIENT MESH BACKGROUND ========== */
  --gradient-mesh: 
    radial-gradient(ellipse at 10% 20%, rgba(45, 122, 79, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 90% 80%, rgba(45, 122, 79, 0.06) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 50%, rgba(45, 122, 79, 0.04) 0%, transparent 70%);
  
  /* ========== BOOKING CARD (LIGHT MODE) ========== */
  --color-booking-bg: #1A1D29;
  --color-booking-text: #FFFFFF;
  --color-booking-code-bg: rgba(255, 255, 255, 0.1);
  --color-booking-muted: rgba(255, 255, 255, 0.7);
}

/* ========== DARK MODE ========== */
[data-theme="dark"] {
  --color-bg-primary: #0F1117;
  --color-bg-secondary: #1A1D29;
  --color-bg-tertiary: #242730;
  --color-bg-card: #1A1D29;
  
  --color-text-primary: #F7FAFC;
  --color-text-secondary: #CBD5E0;
  --color-text-tertiary: #A0AEC0;
  --color-text-muted: #94A3B8;
  
  --color-border: #2D3748;
  --color-border-light: #374151;
  
  --color-primary: #4ADE80;
  --color-primary-hover: #22C55E;
  --color-primary-light: rgba(74, 222, 128, 0.1);
  
  /* Booking card colors for dark mode */
  --color-booking-bg: #1A1D29;
  --color-booking-text: #F7FAFC;
  --color-booking-code-bg: rgba(0, 0, 0, 0.3);
  --color-booking-muted: #94A3B8;
  
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -2px rgba(0, 0, 0, 0.2);
  
  --gradient-mesh: 
    radial-gradient(ellipse at 10% 20%, rgba(74, 222, 128, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 90% 80%, rgba(74, 222, 128, 0.06) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 50%, rgba(74, 222, 128, 0.04) 0%, transparent 70%);
    
  --color-booking-bg: #242730;
  --color-booking-text: #F7FAFC;
  --color-booking-code-bg: rgba(255, 255, 255, 0.08);
  --color-booking-muted: rgba(255, 255, 255, 0.6);
}

/* ========== SYSTEM PREFERENCE ========== */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --color-bg-primary: #0F1117;
    --color-bg-secondary: #1A1D29;
    --color-bg-tertiary: #242730;
    --color-bg-card: #1A1D29;
    
    --color-text-primary: #F7FAFC;
    --color-text-secondary: #CBD5E0;
    --color-text-tertiary: #A0AEC0;
    --color-text-muted: #718096;
    
    --color-border: #2D3748;
    --color-border-light: #374151;
    
    --color-primary: #4ADE80;
    --color-primary-hover: #22C55E;
    --color-primary-light: rgba(74, 222, 128, 0.1);
    
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -2px rgba(0, 0, 0, 0.2);
    
    --gradient-mesh: 
      radial-gradient(ellipse at 10% 20%, rgba(74, 222, 128, 0.08) 0%, transparent 50%),
      radial-gradient(ellipse at 90% 80%, rgba(74, 222, 128, 0.06) 0%, transparent 50%),
      radial-gradient(ellipse at 50% 50%, rgba(74, 222, 128, 0.04) 0%, transparent 70%);
      
    --color-booking-bg: #242730;
    --color-booking-text: #F7FAFC;
    --color-booking-code-bg: rgba(255, 255, 255, 0.08);
    --color-booking-muted: rgba(255, 255, 255, 0.6);
  }
}