/* CSS Variables - Bootstrap 확장 */
:root {
    /* Bootstrap 변수 확장 */
    --bs-primary: #FF6F0F;
    --bs-primary-rgb: 255, 111, 15;
    --bs-secondary: #667eea;
    --bs-secondary-rgb: 102, 126, 234;
    
    /* Primary Colors */
    --primary: #FF6F0F;
    --primary-light: #FF8A3D;
    --primary-dark: #E55C00;
    --secondary: #FFE8D9;
    
    /* Background Colors */
    --bg-light: #FFF9F5;
    --bg-white: #FFFFFF;
    --bg-gray: #F8F9FA;
    
    /* Text Colors */
    --text-dark: #212124;
    --text-gray: #868B94;
    --text-light: #B8BCC8;
    
    /* Border & Shadow */
    --border: #E4E5E8;
    --border-light: #F0F1F3;
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.04);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
    
    /* Status Colors */
    --success: #13C999;
    --warning: #FFB800;
    --danger: #FF5A5F;
    --info: #2196F3;
    
    /* Spacing */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    --space-2xl: 48px;
    --space-3xl: 64px;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 50%;
    
    /* Font Sizes */
    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 1.875rem;
    --text-4xl: 2.25rem;
    
    /* Font Weights */
    --font-normal: 400;
    --font-medium: 500;
    --font-semibold: 600;
    --font-bold: 700;
    --font-extrabold: 800;
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Z-Index */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal: 1040;
    --z-popover: 1050;
    --z-tooltip: 1060;
    
    /* Layout */
    --header-height: 64px;
    --sidebar-width: 280px;
    
    /* 그라데이션 */
    --gradient-primary: linear-gradient(135deg, #FF6F0F 0%, #FF8A3D 100%);
    --gradient-secondary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}