/* Design Tokens */
:root {
    /* Colors - Light Mode (Green, White & Peach) */
    --color-bg: #ffffff;
    --color-bg-alt: #f7f5f0;
    --color-text: #2a2a28;
    --color-text-muted: #5a5a55;
    --color-border: #e5e0d8;
    --color-accent: #2d8a4e;
    --color-accent-hover: #236b3d;
    --color-peach: #ffeee8;
    --color-peach-dark: #f5d5c8;

    /* Gradient backgrounds */
    --gradient-main: linear-gradient(135deg, #ffffff 0%, #f0f7f4 40%, #ffeee8 100%);
    --gradient-alt: linear-gradient(180deg, #faf8f5 0%, #f5efe8 100%);
    --gradient-hero: linear-gradient(160deg, #ffffff 0%, #f0f7f4 35%, #ffeee8 70%, #fff5f0 100%);
    --gradient-accent: linear-gradient(135deg, #2d8a4e 0%, #3da863 100%);

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
    --font-size-4xl: 2.5rem;
    --font-size-5xl: 3rem;

    /* Font Weights */
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;

    /* Line Heights */
    --line-height-tight: 1.2;
    --line-height-base: 1.6;
    --line-height-relaxed: 1.8;

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;

    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;

    /* Layout */
    --container-max: 1200px;
    --nav-height: 72px;
}

/* Dark Mode (Dark with warm accents) */
[data-theme="dark"] {
    --color-bg: #121210;
    --color-bg-alt: #1a1816;
    --color-text: #f5f3f0;
    --color-text-muted: #b0a8a0;
    --color-border: #2a2520;
    --color-accent: #4eca6e;
    --color-accent-hover: #6bd889;
    --color-peach: #3d2820;
    --color-peach-dark: #2a1a15;

    /* Dark gradient backgrounds */
    --gradient-main: linear-gradient(135deg, #121210 0%, #141816 40%, #1a1412 100%);
    --gradient-alt: linear-gradient(180deg, #1a1816 0%, #1e1a16 100%);
    --gradient-hero: linear-gradient(160deg, #121210 0%, #141816 35%, #1a1412 70%, #181210 100%);
    --gradient-accent: linear-gradient(135deg, #4eca6e 0%, #3da863 100%);

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.5);
}