:root {
    /* Enhanced Color System */
    --color-primary: hsl(185, 85%, 35%);
    --color-primary-light: hsl(185, 85%, 42%);
    --color-primary-dark: hsl(185, 85%, 28%);
    --color-secondary: hsl(45, 93%, 58%);
    --color-secondary-light: hsl(45, 93%, 65%);
    --color-accent: hsl(280, 100%, 70%);
    --color-accent-light: hsl(280, 100%, 80%);
    --color-black: #000000;
    --color-white: #FFFFFF;
    --color-gray-50: #FAFAFA;
    --color-gray-100: #F7F7F7;
    --color-gray-200: #EEEEEE;
    --color-gray-300: #E0E0E0;
    --color-gray-400: #BDBDBD;
    --color-gray-500: #9E9E9E;
    --color-gray-600: #757575;
    --color-gray-700: #616161;
    --color-gray-800: #424242;
    --color-gray-900: #212121;

    /* Success & Status Colors */
    --color-success: #10B981;
    --color-success-light: #D1FAE5;
    --color-warning: #F59E0B;
    --color-warning-light: #FEF3C7;
    --color-error: #EF4444;
    --color-error-light: #FEE2E2;

    /* Typography */
    --font-family-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', sans-serif;
    --font-weight-regular: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;

    /* Font Sizes (Mobile-first) */
    --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 */

    /* Spacing Scale */
    --spacing-1: 0.25rem; /* 4px */
    --spacing-2: 0.5rem; /* 8px */
    --spacing-3: 0.75rem; /* 12px */
    --spacing-4: 1rem; /* 16px */
    --spacing-5: 1.25rem; /* 20px */
    --spacing-6: 1.5rem; /* 24px */
    --spacing-8: 2rem; /* 32px */
    --spacing-10: 2.5rem; /* 40px */
    --spacing-12: 3rem; /* 48px */
    --spacing-16: 4rem; /* 64px */
    --spacing-20: 5rem; /* 80px */
    --spacing-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-full: 9999px;

    /* Enhanced Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-glow: 0 0 40px rgba(185, 85%, 35%, 0.2);
    --shadow-glow-secondary: 0 0 40px rgba(45, 93%, 58%, 0.2);

    /* Enhanced 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-bounce: 500ms cubic-bezier(0.68, -0.55, 0.265, 1.55);
    --transition-smooth: 600ms cubic-bezier(0.25, 0.46, 0.45, 0.94);

    /* Animation Delays */
    --delay-1: 100ms;
    --delay-2: 200ms;
    --delay-3: 300ms;
    --delay-4: 400ms;
    --delay-5: 500ms;
}

/* ============================================================================
   RESET & BASE STYLES
   ============================================================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family-primary);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-gray-900);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}