:root {
    --preferred-color-rgb: 79, 165, 211;
    --primary-color-reflection: white;
    --primary-color: #3498db;
    --primary-hover: #2980b9;
    --text-primary: #2c3e50;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --border-color: rgba(0, 0, 0, 0.08);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.02), 0 1px 3px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 8px 12px rgba(0, 0, 0, 0.04), 0 2px 4px rgba(0, 0, 0, 0.08);
    --transition: all 0.2s ease;
    --header-height: 80px;
    --container-padding: 5%;
    --border-radius: 16px;
}