/* CSS Variables for FetchPie Premium Theme */

:root {
    /* Color Palette - Dark Mode (Default) */
    --color-bg-primary: #1a1a1a;
    --color-bg-secondary: #2a2a2a;
    --color-bg-tertiary: #333333;
    --color-bg-card: #2a2a2a;
    
    --color-text-primary: #ffffff;
    --color-text-secondary: #cccccc;
    --color-text-muted: #888888;
    
    --color-accent-primary: #dc5a5a;
    --color-accent-primary-rgb: 220, 90, 90;
    --color-accent-secondary: #c54545;
    --color-accent-tertiary: #a03030;
    
    --color-border: #444444;
    --color-shadow: rgba(0, 0, 0, 0.3);
    --color-shadow-light: rgba(0, 0, 0, 0.1);
    
    /* Additional Colors */
    --color-white: #ffffff;
    
    /* Typography with fallback optimization */
    --font-family-primary: 'Pretendard', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Apple SD Gothic Neo', 'Noto Sans KR', 'Malgun Gothic', Tahoma, Geneva, Verdana, sans-serif;
    --font-family-mono: 'Consolas', 'Monaco', 'Courier New', monospace;
    
    --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;
    --font-size-4xl: 2.25rem;
    
    --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;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Layout */
    --container-max-width: 1200px;
    --container-padding: 1.25rem;
    
    --border-radius-sm: 0.25rem;
    --border-radius-md: 0.5rem;
    --border-radius-lg: 0.75rem;
    --border-radius-xl: 1rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 var(--color-shadow);
    --shadow-md: 0 4px 6px -1px var(--color-shadow);
    --shadow-lg: 0 10px 15px -3px var(--color-shadow);
    --shadow-xl: 0 20px 25px -5px var(--color-shadow);
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Z-index */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-overlay: 1040;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
}

/* Light Mode Variables */
[data-theme="light"] {
    --color-bg-primary: #ffffff;
    --color-bg-secondary: #f8f9fa;
    --color-bg-tertiary: #e9ecef;
    --color-bg-card: #ffffff;
    
    --color-text-primary: #333333;
    --color-text-secondary: #666666;
    --color-text-muted: #999999;
    
    --color-accent-primary: #f56565;
    --color-accent-primary-rgb: 245, 101, 101;
    --color-accent-secondary: #e53e3e;
    --color-accent-tertiary: #c53030;
    
    --color-border: #dee2e6;
    --color-shadow: rgba(0, 0, 0, 0.1);
    --color-shadow-light: rgba(0, 0, 0, 0.05);
}

/* Fallback for browsers that don't support CSS custom properties */
@supports not (--custom: property) {
    :root {
        --color-bg-primary: #1a1a1a;
        --color-bg-secondary: #2a2a2a;
        --color-text-primary: #ffffff;
        --color-accent-primary: #00ff88;
    }
}

/* Prevent flash of unstyled content */
html {
    visibility: visible;
    opacity: 1;
}

/* Immediate theme application - NO FLASH */
html:not([data-theme="light"]) {
    background-color: #1a1a1a;
    color: #ffffff;
}

html:not([data-theme="light"]) body {
    background-color: #1a1a1a;
    color: #ffffff;
}

/* Initial theme setup - minimal impact */
body {
    background-color: var(--color-bg-primary);
    color: var(--color-text-primary);
}

/* Dark theme (default) */
html[data-theme="dark"] {
    background-color: #1a1a1a;
    color: #ffffff;
}

html[data-theme="dark"] body {
    background-color: #1a1a1a;
    color: #ffffff;
}

/* Light theme */
html[data-theme="light"] {
    background-color: #ffffff;
    color: #333333;
}

html[data-theme="light"] body {
    background-color: #ffffff;
    color: #333333;
}