:root {
    /* Base Theming - Can be overridden by user settings */
    --primary-color: #034420; /* Deep Church Green */
    --primary-hover: #023016; /* Darker green */
    --primary-light: #e6ece8; /* Very light green tint */
    
    --secondary-color: #D3A34A; /* Royal Gold */
    --accent-color: #E3C773; /* Lighter gold */
    
    /* Layout */
    --sidebar-width: 260px;
    --sidebar-collapsed-width: 72px;
    --header-height: 64px;
    --content-max-width: 1440px;
    
    /* Colors */
    --background-color: #f1f5f9;
    --surface-color: #ffffff;
    --surface-hover: #f8fafc;
    
    /* Text Colors */
    --text-main: #0f172a;
    --text-muted: #64748b;
    --text-inverse: #ffffff;
    
    /* State Colors */
    --success-color: #10b981;
    --success-bg: #d1fae5;
    --success-border: #34d399;
    
    --warning-color: #f59e0b;
    --warning-bg: #fef3c7;
    --warning-border: #fbbf24;
    
    --danger-color: #ef4444;
    --danger-bg: #fee2e2;
    --danger-border: #f87171;

    --info-color: #3b82f6;
    --info-bg: #dbeafe;
    --info-border: #93c5fd;
    
    /* Borders & Shadows */
    --border-color: #e2e8f0;
    --border-radius-sm: 4px;
    --border-radius: 8px;
    --border-radius-lg: 12px;
    --border-radius-full: 9999px;
    
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, 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: 1.875rem;
    
    /* Spacing */
    --spacing-1: 0.25rem;
    --spacing-2: 0.5rem;
    --spacing-3: 0.75rem;
    --spacing-4: 1rem;
    --spacing-5: 1.25rem;
    --spacing-6: 1.5rem;
    --spacing-8: 2rem;
    --spacing-10: 2.5rem;
    --spacing-12: 3rem;
    
    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-normal: 250ms ease-in-out;
    
    /* Z-index */
    --z-index-dropdown: 1000;
    --z-index-sticky: 1020;
    --z-index-fixed: 1030;
    --z-index-modal-backdrop: 1040;
    --z-index-modal: 1050;
    --z-index-popover: 1060;
    --z-index-toast: 1090;
}