/* ==================== CSS Variables - Light/Dark Mode ==================== */

:root {
    /* Light Mode Colors (Claude-inspired) */
    --color-primary: #CA7C4E;
    --color-primary-hover: #B86F43;
    --color-primary-light: #E8B299;

    --color-heading: #CA7C4E;

    --color-hero-bg: #D6D3D1;

    --color-bg: #E7E5E4;
    --color-bg-alt: #D6D3D1;
    --color-bg-elevated: #D6D3D1;

    --color-text: #1C1917;
    --color-text-secondary: #57534E;
    --color-text-muted: #A8A29E;

    --color-border: #E7E5E4;
    --color-border-light: #F5F5F4;

    --color-success: #059669;
    --color-warning: #D97706;
    --color-error: #DC2626;
    --color-info: #0891B2;

    /* Spacing */
    --spacing-xs: 0.25rem;      /* 4px */
    --spacing-sm: 0.5rem;       /* 8px */
    --spacing-md: 1rem;         /* 16px */
    --spacing-lg: 1.5rem;       /* 24px */
    --spacing-xl: 2rem;         /* 32px */
    --spacing-2xl: 3rem;        /* 48px */
    --spacing-3xl: 4rem;        /* 64px */

    /* Typography */
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
    --font-size-xs: 0.75rem;    /* 12px */
    --font-size-sm: 0.875rem;   /* 14px */
    --font-size-base: 1rem;     /* 16px */
    --font-size-lg: 1.125rem;   /* 18px */
    --font-size-xl: 1.25rem;    /* 20px */
    --font-size-2xl: 1.5rem;    /* 24px */
    --font-size-3xl: 2rem;      /* 32px */
    --font-size-4xl: 2.5rem;    /* 40px */

    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;

    --line-height-tight: 1.25;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.75;

    /* Border Radius */
    --radius-sm: 6px;
    --radius: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    /* Shadows - Softer, Claude-style */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.03);
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.06), 0 1px 2px 0 rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.06), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.06), 0 4px 6px -2px rgba(0, 0, 0, 0.04);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.06), 0 10px 10px -5px rgba(0, 0, 0, 0.03);

    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition: 200ms ease-in-out;
    --transition-slow: 300ms ease-in-out;

    /* Layout */
    --container-max-width: 1200px;
    --navbar-height: 64px;
}

/* ==================== Dark Mode ==================== */

[data-theme="dark"] {
    --color-bg: #292524;
    --color-bg-alt: #1C1917;
    --color-bg-elevated: #1C1917;

    --color-text: #E7E5E4;
    --color-text-secondary: #A8A29E;
    --color-text-muted: #78716C;

    --color-border: #44403C;
    --color-border-light: #292524;

    /* Primary color in dark mode */
    --color-primary: #CA7C4E;
    --color-primary-hover: #E8B299;

    --color-heading: #CA7C4E;

    --color-hero-bg: #1C1917;

    /* Shadows in dark mode - Subtle highlights */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.2);
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.3), 0 1px 2px 0 rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -2px rgba(0, 0, 0, 0.2);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.3), 0 10px 10px -5px rgba(0, 0, 0, 0.2);
}