/* ==========================================================================
   VestaPayCare — Premium Enterprise Design Tokens
   ========================================================================== */

:root {
  /* Brand Color Palette — Deep Navy & Electric Teal */
  --primary-950: #050A14;
  --primary-900: #070F1E;
  --primary-800: #0B192E;
  --primary-700: #11243E;
  --primary-600: #1B355A;
  --primary-500: #254B82;
  --primary-400: #3B6BB0;
  --primary-300: #5A8BC8;
  --primary-200: #9CBEDF;
  --primary-100: #E6EEFA;

  /* Accent — Cyber Cyan / Electric Teal */
  --accent-700: #0369A1;
  --accent-600: #0284C7;
  --accent-500: #0EA5E9;
  --accent-400: #38BDF8;
  --accent-300: #7DD3FC;
  --accent-200: #BAE6FD;
  --accent-100: #E0F2FE;
  --accent-glow: rgba(14, 165, 233, 0.25);
  --accent-glow-strong: rgba(14, 165, 233, 0.45);

  /* Secondary Accent — Warm Amber / Trust Gold */
  --gold-700: #B45309;
  --gold-600: #D97706;
  --gold-500: #F59E0B;
  --gold-400: #FBBF24;
  --gold-300: #FCD34D;
  --gold-100: #FEF3C7;

  /* Status Colors */
  --success-700: #047857;
  --success-600: #059669;
  --success-500: #10B981;
  --success-400: #34D399;
  --success-100: #D1FAE5;
  --error-600: #DC2626;
  --error-500: #EF4444;
  --error-100: #FEE2E2;

  /* Neutral Slate Palette */
  --neutral-950: #020617;
  --neutral-900: #0F172A;
  --neutral-800: #1E293B;
  --neutral-700: #334155;
  --neutral-600: #475569;
  --neutral-500: #64748B;
  --neutral-400: #94A3B8;
  --neutral-300: #CBD5E1;
  --neutral-200: #E2E8F0;
  --neutral-100: #F1F5F9;
  --neutral-50:  #F8FAFC;

  /* Glassmorphism & Elevation Surfaces */
  --surface-body: #F8FAFC;
  --surface-card: rgba(255, 255, 255, 0.88);
  --surface-card-hover: rgba(255, 255, 255, 0.98);
  --surface-dark: #0B192E;
  --surface-glass-dark: rgba(11, 25, 46, 0.82);
  --surface-glass-light: rgba(255, 255, 255, 0.72);
  --surface-glass-nav: rgba(7, 15, 30, 0.55);

  /* Premium Gradients */
  --gradient-hero: linear-gradient(135deg, #050A14 0%, #0B192E 35%, #11243E 70%, #1B355A 100%);
  --gradient-accent: linear-gradient(135deg, #0EA5E9 0%, #0284C7 50%, #254B82 100%);
  --gradient-accent-rev: linear-gradient(135deg, #254B82 0%, #0284C7 50%, #0EA5E9 100%);
  --gradient-card: linear-gradient(135deg, rgba(255,255,255,0.96) 0%, rgba(241,245,249,0.92) 100%);
  --gradient-gold: linear-gradient(135deg, #F59E0B 0%, #FBBF24 100%);
  --gradient-mesh: radial-gradient(at 0% 0%, rgba(14, 165, 233, 0.12) 0px, transparent 50%),
                    radial-gradient(at 100% 100%, rgba(37, 75, 130, 0.12) 0px, transparent 50%);
  --gradient-mesh-hero: radial-gradient(at 20% 30%, rgba(14, 165, 233, 0.15) 0px, transparent 50%),
                        radial-gradient(at 80% 70%, rgba(37, 75, 130, 0.12) 0px, transparent 50%),
                        radial-gradient(at 50% 100%, rgba(245, 158, 11, 0.06) 0px, transparent 50%);
  --gradient-shimmer: linear-gradient(110deg, transparent 25%, rgba(255,255,255,0.15) 50%, transparent 75%);
  --gradient-border: linear-gradient(135deg, rgba(14, 165, 233, 0.4), rgba(37, 75, 130, 0.2), transparent);

  /* Typography */
  --font-heading: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Fluid Font Sizes */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.82rem + 0.3vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.35vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1.05rem + 0.5vw, 1.25rem);
  --text-xl: clamp(1.25rem, 1.15rem + 0.7vw, 1.5rem);
  --text-2xl: clamp(1.5rem, 1.3rem + 1.2vw, 2rem);
  --text-3xl: clamp(1.875rem, 1.5rem + 2vw, 2.5rem);
  --text-4xl: clamp(2.25rem, 1.7rem + 2.8vw, 3.25rem);
  --text-5xl: clamp(2.75rem, 2rem + 4vw, 4.25rem);
  --text-6xl: clamp(3rem, 2.2rem + 5vw, 5rem);

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Premium Shadow System */
  --shadow-xs: 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.06), 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 4px 12px -2px rgba(15, 23, 42, 0.08), 0 2px 6px -1px rgba(15, 23, 42, 0.04);
  --shadow-lg: 0 12px 24px -4px rgba(15, 23, 42, 0.1), 0 4px 12px -2px rgba(15, 23, 42, 0.05);
  --shadow-xl: 0 24px 48px -12px rgba(15, 23, 42, 0.18), 0 8px 16px -4px rgba(15, 23, 42, 0.08);
  --shadow-2xl: 0 32px 64px -16px rgba(15, 23, 42, 0.22), 0 12px 24px -6px rgba(15, 23, 42, 0.1);
  --shadow-accent: 0 10px 30px -5px rgba(14, 165, 233, 0.35);
  --shadow-accent-strong: 0 14px 40px -5px rgba(14, 165, 233, 0.5);
  --shadow-gold: 0 10px 30px -5px rgba(245, 158, 11, 0.3);
  --shadow-inner-glow: inset 0 1px 0 rgba(255, 255, 255, 0.1);

  /* Border Radii */
  --radius-xs: 0.25rem;
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.875rem;
  --radius-xl: 1.25rem;
  --radius-2xl: 1.75rem;
  --radius-3xl: 2.5rem;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 400ms cubic-bezier(0.16, 1, 0.3, 1);
  --transition-bounce: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);
  --transition-spring: 600ms cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Layout Boundaries */
  --container-max: 1280px;
  --container-narrow: 880px;
  --header-height: 80px;
  --header-height-scrolled: 68px;
}