/* SwissMedAI Design System v3
   Aesthetic: Clean Swiss design + trusted medical + high contrast
   Inspired by: Swiss Airlines + Swiss precision + professional healthcare */

:root {
  /* Typography - Elegant serif + refined sans pairing */
  --font-display: 'Fraunces', 'Playfair Display', Georgia, serif;
  --font-body: 'DM Sans', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'IBM Plex Mono', monospace;

  /* Background Colors - Clean and bright */
  --color-white: #FFFFFF;
  --color-snow: #FAFAFA;
  --color-light-gray: #F5F5F5;
  --color-soft-gray: #EEEEEE;

  /* Swiss Red - Primary accent */
  --color-swiss-red: #D50000;
  --color-swiss-red-dark: #B71C1C;
  --color-swiss-red-light: #FF5252;
  --color-red-soft: #FFEBEE;

  /* Medical Blues - Secondary, trustworthy */
  --color-sky: #E3F2FD;
  --color-sky-deep: #BBDEFB;
  --color-azure: #64B5F6;
  --color-medical-blue: #1976D2;
  --color-trust-blue: #0D47A1;
  --color-navy: #0A2647;

  /* Coral accent - warmth for medical humanity */
  --color-coral: #E57373;
  --color-coral-light: #FFCDD2;

  /* Greens - Health and success */
  --color-mint-light: #E8F5E9;
  --color-mint: #C8E6C9;
  --color-sage: #81C784;
  --color-teal: #00897B;

  /* Text Colors - High contrast */
  --color-text-black: #1A1A1A;
  --color-text-dark: #2D2D2D;
  --color-text-gray: #4A4A4A;
  --color-text-medium: #6B6B6B;
  --color-text-light: #9E9E9E;

  /* Neutrals */
  --color-charcoal: #1A1A1A;
  --color-graphite: #2D2D2D;
  --color-stone: #4A4A4A;
  --color-pebble: #6B6B6B;
  --color-sand: #9E9E9E;
  --color-mist: #BDBDBD;
  --color-cloud: #E0E0E0;

  /* Theme Colors - High contrast defaults */
  --color-bg: var(--color-white);
  --color-bg-warm: var(--color-snow);
  --color-surface: var(--color-white);
  --color-surface-warm: var(--color-light-gray);
  --color-surface-hover: var(--color-soft-gray);
  --color-text: var(--color-text-black);
  --color-text-secondary: var(--color-text-dark);
  --color-text-muted: var(--color-text-gray);
  --color-primary: var(--color-swiss-red);
  --color-primary-dark: var(--color-swiss-red-dark);
  --color-primary-soft: var(--color-swiss-red-light);
  --color-primary-light: var(--color-red-soft);
  --color-accent: var(--color-swiss-red);
  --color-accent-soft: var(--color-coral-light);
  --color-secondary: var(--color-trust-blue);
  --color-success: var(--color-teal);
  --color-border: rgba(0, 0, 0, 0.08);
  --color-border-warm: rgba(0, 0, 0, 0.12);

  /* Typography Scale - Elegant and readable */
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: clamp(1.75rem, 1.5rem + 1.25vw, 2.25rem);
  --text-4xl: clamp(2rem, 1.5rem + 2.5vw, 3rem);
  --text-5xl: clamp(2.5rem, 2rem + 3vw, 4rem);
  --text-6xl: clamp(3rem, 2rem + 4vw, 5rem);
  --text-7xl: clamp(3.5rem, 2.5rem + 5vw, 6rem);

  /* Font Weights */
  --weight-normal: 400;
  --weight-medium: 500;
  --weight-semibold: 600;
  --weight-bold: 700;

  /* Line Heights */
  --leading-none: 1;
  --leading-tight: 1.1;
  --leading-snug: 1.25;
  --leading-normal: 1.5;
  --leading-relaxed: 1.7;

  /* Letter Spacing */
  --tracking-tight: -0.02em;
  --tracking-normal: 0;
  --tracking-wide: 0.02em;
  --tracking-wider: 0.05em;
  --tracking-widest: 0.1em;

  /* 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;
  --space-40: 10rem;

  /* Container */
  --container-sm: 640px;
  --container-md: 768px;
  --container-lg: 1024px;
  --container-xl: 1180px;
  --container-2xl: 1320px;

  /* Border Radius - Soft and friendly */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-2xl: 32px;
  --radius-3xl: 48px;
  --radius-full: 9999px;
  --radius-blob: 60% 40% 30% 70% / 60% 30% 70% 40%;

  /* Shadows - Clean and subtle */
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
  --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.15);
  --shadow-soft: 0 20px 60px rgba(0, 0, 0, 0.1);
  --shadow-glow: 0 0 40px rgba(213, 0, 0, 0.15);
  --shadow-coral: 0 8px 32px rgba(213, 0, 0, 0.2);

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --ease-elastic: cubic-bezier(0.68, -0.55, 0.265, 1.55);
  --ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);

  --duration-instant: 100ms;
  --duration-fast: 200ms;
  --duration-base: 300ms;
  --duration-slow: 500ms;
  --duration-slower: 800ms;

  /* Z-Index */
  --z-base: 0;
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-overlay: 300;
  --z-modal: 400;
  --z-toast: 500;

  /* Section Spacing */
  --section-gap: clamp(5rem, 10vw, 10rem);
}

/* Dark mode disabled - focusing on high contrast light mode for accessibility */