:root {
    /* Professional Healthcare Palette */
    --color-primary: #1d3557;
    --color-primary-dark: #14213d;
    --color-primary-light: #457b9d;

    /* Medical Accent Colors */
    --color-medical-navy: #1d3557;
    --color-medical-teal: #0a9396;
    --color-medical-sky: #90e0ef;

    /* Apple-Style Refined Grays */
    --color-gray-50: #fafafa;
    --color-gray-100: #f5f5f7;
    --color-gray-200: #e8e8ed;
    --color-gray-300: #d2d2d7;
    --color-gray-400: #86868b;
    --color-gray-600: #515154;
    --color-gray-700: #1d1d1f;
    --color-gray-900: #000000;

    /* Sophisticated Gradients */
    --gradient-hero: linear-gradient(135deg, #1d3557 0%, #457b9d 50%, #0a9396 100%);
    --gradient-card: linear-gradient(180deg, rgba(255,255,255,0.9) 0%, rgba(255,255,255,0.6) 100%);
    --gradient-overlay: linear-gradient(180deg, rgba(0,0,0,0) 0%, rgba(0,0,0,0.4) 100%);

    /* Premium Shadows - Multi-Layer Depth */
    --shadow-soft: 0 4px 16px rgba(0, 0, 0, 0.06);
    --shadow-medium: 0 8px 32px rgba(0, 0, 0, 0.08);
    --shadow-elevated: 0 16px 48px rgba(0, 0, 0, 0.12);
    --shadow-dramatic: 0 24px 64px rgba(0, 0, 0, 0.16);
    --shadow-card-hover: 0 20px 60px rgba(29, 53, 87, 0.15);

    /* Dramatic Typography Scale */
    --font-display: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Helvetica Neue", Arial, sans-serif;
    --font-text: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", Arial, sans-serif;

    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 1.875rem;
    --text-4xl: 2.25rem;
    --text-5xl: 3rem;
    --text-6xl: 3.75rem;
    --text-7xl: 4.5rem;
    --text-8xl: 6rem;

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

    /* Line Heights */
    --leading-tight: 1.1;
    --leading-snug: 1.25;
    --leading-normal: 1.5;
    --leading-relaxed: 1.75;

    /* Letter Spacing */
    --tracking-tighter: -0.04em;
    --tracking-tight: -0.02em;
    --tracking-normal: 0;

    /* Spacing */
    --space-2: 0.5rem;
    --space-4: 1rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
}