/* ===================================
   SWARNA SETU - CSS VARIABLES
   Design System Tokens
   =================================== */

:root {
  /* ===== COLOR PALETTE ===== */
  
  /* Primary Colors - Luxury Gold */
  --color-gold: #D4AF37;
  --color-gold-light: #F2D06B;
  --color-gold-lighter: #FFFFBE5E;
  --color-gold-dark: #B38F25;
  --color-gold-darker: #8B7220;
  
  /* Neutral Colors - Black & White */
  --color-black: #000000;
  --color-black-soft: #1A1A1A;
  --color-charcoal: #2D2D2D;
  --color-gray-dark: #4A4A4A;
  --color-gray: #6B6B6B;
  --color-gray-light: #9E9E9E;
  --color-gray-lighter: #D1D1D1;
  --color-gray-lightest: #E8E8E8;
  
  --color-white: #FFFFFF;
  --color-white-alabaster: #FAFAFA;
  --color-white-cream: #F6F5F0;
  --color-white-warm: #FFFDF5;
  
  /* Accent Colors */
  --color-green-offer: #00AA5B;
  --color-red-error: #DC2626;
  --color-blue-info: #3B82F6;
  --color-yellow-warning: #F59E0B;
  
  /* ===== GRADIENTS ===== */
  --gradient-header: linear-gradient(to bottom, #FFFFDB8A, #FFFFFF);
  --gradient-gold: linear-gradient(135deg, #D4AF37, #F2D06B);
  --gradient-gold-subtle: linear-gradient(135deg, #FFFFBE5E, #FFBA6F00);
  --gradient-banner: linear-gradient(to right, #FFFFD780, #66FFF8EA);
  --gradient-overlay: linear-gradient(to top, rgba(0,0,0,0.7) 0%, transparent 100%);
  --gradient-shimmer: linear-gradient(90deg, transparent, rgba(212, 175, 55, 0.1), transparent);
  
  /* ===== TYPOGRAPHY ===== */
  
  /* Font Families */
  --font-serif: 'Playfair Display', 'Kaisei HarunoUmi', serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-display: 'Playfair Display', serif;
  
  /* Font Sizes */
  --font-size-xs: 0.75rem;      /* 12px */
  --font-size-sm: 0.875rem;     /* 14px */
  --font-size-base: 1rem;       /* 16px */
  --font-size-lg: 1.125rem;     /* 18px */
  --font-size-xl: 1.25rem;      /* 20px */
  --font-size-2xl: 1.5rem;      /* 24px */
  --font-size-3xl: 1.875rem;    /* 30px */
  --font-size-4xl: 2.25rem;     /* 36px */
  --font-size-5xl: 3rem;        /* 48px */
  --font-size-6xl: 3.75rem;     /* 60px */
  
  /* Font Weights */
  --font-weight-light: 300;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  
  /* Line Heights */
  --line-height-tight: 1.2;
  --line-height-snug: 1.375;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.625;
  --line-height-loose: 2;
  
  /* Letter Spacing */
  --letter-spacing-tight: -0.025em;
  --letter-spacing-normal: 0;
  --letter-spacing-wide: 0.025em;
  --letter-spacing-wider: 0.05em;
  --letter-spacing-widest: 0.1em;
  
  /* ===== 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 */
  --space-24: 6rem;     /* 96px */
  
  /* ===== BORDER RADIUS ===== */
  --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-3xl: 2rem;      /* 32px */
  --radius-full: 9999px;   /* Pill shape */
  --radius-circle: 50%;    /* Perfect circle */
  
  /* ===== SHADOWS ===== */
  --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  --shadow-gold: 0 4px 20px rgba(212, 175, 55, 0.3);
  --shadow-gold-lg: 0 10px 40px rgba(212, 175, 55, 0.4);
  
  /* ===== TRANSITIONS ===== */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slower: 500ms cubic-bezier(0.4, 0, 0.2, 1);
  
  /* ===== Z-INDEX ===== */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal-backdrop: 1040;
  --z-modal: 1050;
  --z-popover: 1060;
  --z-tooltip: 1070;
  
  /* ===== LAYOUT ===== */
  --container-max-width: 1440px;
  --container-padding: var(--space-4);
  --header-height: 64px;
  --bottom-nav-height: 64px;
  
  /* ===== BREAKPOINTS (for reference in JS) ===== */
  --breakpoint-sm: 640px;
  --breakpoint-md: 768px;
  --breakpoint-lg: 1024px;
  --breakpoint-xl: 1280px;
  --breakpoint-2xl: 1536px;
}

/* ===== DARK MODE (Optional) ===== */
@media (prefers-color-scheme: dark) {
  :root {
    /* Override colors for dark mode if needed */
    /* Currently maintaining light luxury theme */
  }
}