:root {
    /* Brand Colors - Eco-Innovation */
    --color-primary: #1b4d3e; /* Deep Forest Green - Trust & Nature */
    --color-primary-dark: #113026;
    --color-secondary: #f0f2f5; /* Metallic Light Grey - Clean Material */
    --color-accent: #00bcd4; /* Cyan/Electric Blue - Innovation/Tech Highlight */
    
    /* Text Colors */
    --color-text-main: #1a1a1a;
    --color-text-muted: #5a6b7c;
    --color-text-light: #ffffff;

    /* Backgrounds */
    --bg-body: #f8f9fa;
    --bg-glass: rgba(255, 255, 255, 0.7);
    --bg-glass-dark: rgba(15, 61, 36, 0.85);

    /* Effects */
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
    --backdrop-blur: blur(12px);
    
    /* Spacing & Sizes */
    --container-width: 1200px;
    --header-height: 80px;
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.4s ease;
}