*{margin:0;padding:0;box-sizing:border-box;font-family:Poppins,sans-serif}body{background:var(--bg-secondary)}.container{display:flex;flex-direction:column;min-height:100vh;background:var(--bg-secondary)}main{flex:1;margin-left:var(--sidebar-width);overflow-y:auto;transition:margin-left var(--transition-base);background:var(--bg-secondary)}main.with-header{margin-top:var(--header-height)}main.no-sidebar{margin-left:0}main.sidebar-open{margin-left:var(--sidebar-width)}main.sidebar-collapsed{margin-left:var(--sidebar-collapsed-width)}.auth-loading{display:flex;flex-direction:column;justify-content:center;align-items:center;width:100%;height:100vh}.spinner{width:40px;height:40px;border:4px solid var(--color-gray-100);border-top:4px solid var(--color-info);border-radius:var(--radius-full);animation:spin 1s linear infinite;margin-bottom:var(--spacing-md)}@media (max-width: 768px){main{margin-left:0}main.sidebar-open{margin-left:var(--sidebar-width)}}:root{--color-primary: #1e3a8a;--color-primary-light: #1e40af;--color-primary-lighter: #2563eb;--color-primary-lightest: #3b82f6;--color-primary-dark: #1e293b;--color-secondary: #4f46e5;--color-secondary-light: #6366f1;--color-success: #10b981;--color-success-light: #34d399;--color-success-bg: #f0fdf4;--color-error: #ef4444;--color-error-dark: #dc2626;--color-error-darker: #b91c1c;--color-error-darkest: #991b1b;--color-error-light: #fecaca;--color-error-lighter: #fee2e2;--color-error-bg: #fef2f2;--color-warning: #f59e0b;--color-warning-light: #fbbf24;--color-warning-bg: #fffbeb;--color-info: #3498db;--color-info-light: #60a5fa;--color-info-bg: #eff6ff;--color-info-lighter: #dbeafe;--color-gray-50: #f9fafb;--color-gray-100: #f3f4f6;--color-gray-200: #e5e7eb;--color-gray-300: #d1d5db;--color-gray-400: #9ca3af;--color-gray-500: #6b7280;--color-gray-600: #4b5563;--color-gray-700: #374151;--color-gray-800: #1f2937;--color-gray-900: #1a1a1a;--color-slate-100: #f8fafc;--color-slate-200: #e2e8f0;--color-slate-300: #cbd5e1;--color-slate-400: #94a3b8;--color-slate-500: #64748b;--color-slate-600: #475569;--bg-primary: #ffffff;--bg-secondary: #f8fafc;--bg-tertiary: #f9fafb;--bg-hover: #f3f4f6;--bg-active: #e5e7eb;--bg-overlay: rgba(0, 0, 0, .5);--text-primary: #1f2937;--text-secondary: #374151;--text-tertiary: #6b7280;--text-light: #9ca3af;--text-white: #ffffff;--text-muted: #64748b;--border-primary: #e5e7eb;--border-secondary: #d1d5db;--border-light: #f3f4f6;--border-focus: #1e3a8a;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px rgba(0, 0, 0, .1);--shadow-xl: 0 20px 25px rgba(0, 0, 0, .15);--shadow-primary: 0 4px 12px rgba(30, 58, 138, .15);--shadow-primary-lg: 0 4px 12px rgba(30, 58, 138, .4);--shadow-header: 0 2px 8px rgba(37, 99, 235, .15);--spacing-xs: 4px;--spacing-sm: 8px;--spacing-md: 16px;--spacing-lg: 24px;--spacing-xl: 32px;--radius-sm: 6px;--radius-md: 8px;--radius-lg: 12px;--radius-xl: 16px;--radius-full: 50%;--transition-fast: .2s ease;--transition-base: .3s ease;--transition-slow: .4s ease;--z-dropdown: 1000;--z-sticky: 1000;--z-fixed: 1000;--z-modal-backdrop: 1049;--z-modal: 1050;--z-popover: 1000;--z-tooltip: 1000;--z-header: 1001;--z-burger: 1100;--gradient-primary: linear-gradient(180deg, #1e3a8a 0%, #1e40af 100%);--gradient-primary-horizontal: linear-gradient(to right, #1e3a8a, #1e40af);--gradient-primary-diagonal: linear-gradient(135deg, #1e3a8a 0%, #1e40af 100%);--opacity-disabled: .5;--opacity-overlay: .5;--opacity-hover: .15;--opacity-active: .25;--sidebar-width: 250px;--sidebar-collapsed-width: 55px;--sidebar-small-width: 230px;--sidebar-medium-width: 240px;--sidebar-large-width: 260px;--header-height: 70px}.loading-spinner-btn{animation:spin 1s linear infinite;margin-right:.5rem}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}