:root {
    /* Brand Colors - Green Theme */
    --color-primary: #285238;
    --color-secondary: #138a36;
    --color-accent: #04e824;
    --color-highlight: #18ff6d;

    /* Background Colors */
    --color-bg-main: #0a0f0c;
    --color-bg-card: #111a14;
    --color-bg-hover: #1a2b1f;

    /* Text Colors */
    --color-text: #d0e0d4;
    --color-text-muted: #7a9a82;
    --color-text-light: #ffffff;

    /* Border */
    --color-border: #243a2a;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    --gradient-accent: linear-gradient(135deg, var(--color-accent), var(--color-highlight));
    --gradient-highlight: linear-gradient(135deg, var(--color-highlight), var(--color-accent));
    --gradient-card: linear-gradient(180deg, var(--color-bg-card), var(--color-bg-main));

    /* Typography */
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.5rem;
    --font-size-2xl: 2rem;
    --font-size-3xl: 2.5rem;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 20px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 20px rgba(4, 232, 36, 0.3);

    /* Container */
    --container-max: 1200px;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
}