:root {
  /* Color Palette - Sindhu Skin Clinic Brand Identity */
  --primary: #D4B36C;       /* Primary Gold - Premium decorative elements, accents */
  --primary-hover: #CDB486; /* Deep Gold */
  --secondary: #403282;     /* Deep Purple - Supporting accent */
  --secondary-hover: #332769;
  --accent: #D4B36C;        /* Primary Gold */
  --cta: #D7301F;           /* Primary Red - Booking call to action */
  --cta-hover: #B92518;
  
  --background: #FFFFFF;    /* White - Main backgrounds */
  --background-cream: #F8F2EB; /* Soft Cream - Alternating sections */
  --surface: #FFFFFF;       /* Card surfaces */
  --border: #E5E7EB;        /* Soft borders */

  /* RGB equivalents for alpha opacity styling */
  --primary-rgb: 212, 179, 108;
  --primary-hover-rgb: 205, 180, 134;
  --secondary-rgb: 64, 50, 130;
  --cta-rgb: 215, 48, 31;
  --heading-rgb: 22, 23, 21;
  --background-cream-rgb: 248, 242, 235;
  
  /* Text Colors */
  --heading: #161715;       /* Charcoal Black - Strong headings, premium contrast */
  --body-text: #475569;     /* Slate 600 - Highly readable */
  --muted-text: #64748B;    /* Slate 500 - Secondary info */
  
  /* Status Colors */
  --success: #16A34A;
  --error: #D7301F;         /* Using brand primary red for error state consistency */
  
  /* Typography */
  --font-headings: 'Poppins', 'Inter', system-ui, -apple-system, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
  
  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 24px;
  --radius-full: 9999px;
  
  /* Elevation / Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.04), 0 4px 6px -2px rgba(0, 0, 0, 0.02);
  --shadow-premium: 0 20px 25px -5px rgba(0, 0, 0, 0.03), 0 10px 10px -5px rgba(0, 0, 0, 0.02);
  --shadow-inset: inset 0 2px 4px 0 rgba(0, 0, 0, 0.03);
  
  /* Spacing System */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-xxl: 6rem;
  
  /* Page Layout Widths */
  --max-width: 1280px;
  --max-width-narrow: 800px;
  
  /* Standard Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s ease;
}