/* Base Variables */
:root {
    /* Colors */
    --primary-color: #1a365d;
    --primary-light: #2c5282;
    --secondary-color: #48bb78;
    --background-color: #f7fafc;
    --white: #ffffff;
    --text-dark: #2d3748;
    --text-light: #4a5568;
    --error: #e53e3e;
    --warning: #dd6b20;
    --success: #38a169;
    --border-color: #e2e8f0;
    
    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.12);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    
    /* Layout */
    --navbar-height: 56px;
    --container-max-width: 1400px;
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.5;
    color: var(--text-dark);
    background-color: var(--background-color);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    margin: 0;
    line-height: 1.2;
}

a {
    color: inherit;
    text-decoration: none;
}