:root{--color-primary: #2196F3;--color-primary-hover: #1976D2;--color-primary-light: #E3F2FD;--color-primary-dark: #0D47A1;--color-success: #4CAF50;--color-success-light: #E8F5E9;--color-warning: #FF9800;--color-warning-light: #FFF3E0;--color-danger: #F44336;--color-danger-light: #FFEBEE;--color-info: #2196F3;--color-info-light: #E3F2FD;--color-white: #FFFFFF;--color-black: #000000;--color-gray-50: #FAFAFA;--color-gray-100: #F5F5F5;--color-gray-200: #EEEEEE;--color-gray-300: #E0E0E0;--color-gray-400: #BDBDBD;--color-gray-500: #9E9E9E;--color-gray-600: #757575;--color-gray-700: #616161;--color-gray-800: #424242;--color-gray-900: #212121;--color-text-primary: #212121;--color-text-secondary: #757575;--color-text-disabled: #BDBDBD;--color-text-inverse: #FFFFFF;--color-bg-primary: #FFFFFF;--color-bg-secondary: #F5F5F5;--color-bg-sidebar: #1E293B;--color-bg-sidebar-hover: #334155;--color-bg-sidebar-active: #2196F3;--color-border: #E0E0E0;--color-border-light: #EEEEEE;--border-radius-sm: .25rem;--border-radius: .375rem;--border-radius-md: .5rem;--border-radius-lg: .75rem;--border-radius-xl: 1rem;--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 3rem;--font-family: "Pretendard", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--font-size-xs: .75rem;--font-size-sm: .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-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;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow: 0 1px 3px 0 rgba(0, 0, 0, .1), 0 1px 2px -1px rgba(0, 0, 0, .1);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -2px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -4px rgba(0, 0, 0, .1);--sidebar-width: 240px;--sidebar-collapsed-width: 64px;--header-height: 56px;--transition-fast: .15s ease;--transition-normal: .25s ease;--transition-slow: .35s ease;--z-sidebar: 100;--z-header: 200;--z-modal: 300;--z-toast: 400}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html{font-size:16px;-webkit-text-size-adjust:100%}body{font-family:var(--font-family);font-size:var(--font-size-base);line-height:var(--line-height-normal);color:var(--color-text-primary);background-color:var(--color-bg-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{color:var(--color-primary);text-decoration:none}a:hover{color:var(--color-primary-hover)}img{max-width:100%;height:auto}ul,ol{list-style:none}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}table{border-collapse:collapse;width:100%}input,button,textarea,select{font-family:inherit;font-size:inherit}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--spacing-sm);padding:.5rem 1rem;font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);line-height:var(--line-height-tight);border:1px solid transparent;border-radius:var(--border-radius);cursor:pointer;transition:all var(--transition-fast);white-space:nowrap;-webkit-user-select:none;user-select:none}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background-color:var(--color-primary);color:var(--color-text-inverse);border-color:var(--color-primary)}.btn-primary:hover:not(:disabled){background-color:var(--color-primary-hover);border-color:var(--color-primary-hover)}.btn-secondary{background-color:var(--color-white);color:var(--color-text-primary);border-color:var(--color-border)}.btn-secondary:hover:not(:disabled){background-color:var(--color-gray-50);border-color:var(--color-gray-400)}.btn-success{background-color:var(--color-success);color:var(--color-text-inverse);border-color:var(--color-success)}.btn-success:hover:not(:disabled){background-color:#388e3c;border-color:#388e3c}.btn-danger{background-color:var(--color-danger);color:var(--color-text-inverse);border-color:var(--color-danger)}.btn-danger:hover:not(:disabled){background-color:#d32f2f;border-color:#d32f2f}.btn-ghost{background-color:transparent;color:var(--color-text-secondary);border-color:transparent}.btn-ghost:hover:not(:disabled){background-color:var(--color-gray-100);color:var(--color-text-primary)}.btn-sm{padding:.25rem .75rem;font-size:var(--font-size-xs)}.btn-lg{padding:.75rem 1.5rem;font-size:var(--font-size-base)}.form-group{margin-bottom:var(--spacing-md)}.form-label{display:block;margin-bottom:var(--spacing-xs);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);color:var(--color-text-primary)}.form-control{display:block;width:100%;padding:.5rem .75rem;font-size:var(--font-size-sm);line-height:var(--line-height-normal);color:var(--color-text-primary);background-color:var(--color-white);border:1px solid var(--color-border);border-radius:var(--border-radius);transition:border-color var(--transition-fast),box-shadow var(--transition-fast)}.form-control:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px var(--color-primary-light)}.form-control::placeholder{color:var(--color-text-disabled)}.form-control:disabled{background-color:var(--color-gray-100);cursor:not-allowed}textarea.form-control{resize:vertical;min-height:6rem}select.form-control{-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%23757575' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m2 5 6 6 6-6'/%3e%3c/svg%3e");background-repeat:no-repeat;background-position:right .75rem center;background-size:1rem;padding-right:2.5rem}.form-hint{margin-top:var(--spacing-xs);font-size:var(--font-size-xs);color:var(--color-text-secondary)}.form-error{margin-top:var(--spacing-xs);font-size:var(--font-size-xs);color:var(--color-danger)}.card{background-color:var(--color-white);border:1px solid var(--color-border-light);border-radius:var(--border-radius-md);box-shadow:var(--shadow-sm)}.card-header{display:flex;align-items:center;justify-content:space-between;padding:var(--spacing-md) var(--spacing-lg);border-bottom:1px solid var(--color-border-light)}.card-header h2,.card-header h3{font-size:var(--font-size-lg);font-weight:var(--font-weight-semibold)}.card-body{padding:var(--spacing-lg)}.card-footer{display:flex;align-items:center;justify-content:flex-end;gap:var(--spacing-sm);padding:var(--spacing-md) var(--spacing-lg);border-top:1px solid var(--color-border-light)}.badge{display:inline-flex;align-items:center;padding:.125rem .5rem;font-size:var(--font-size-xs);font-weight:var(--font-weight-medium);border-radius:9999px;white-space:nowrap}.badge-primary{background-color:var(--color-primary-light);color:var(--color-primary-dark)}.badge-success{background-color:var(--color-success-light);color:#1b5e20}.badge-warning{background-color:var(--color-warning-light);color:#e65100}.badge-danger{background-color:var(--color-danger-light);color:#b71c1c}.badge-info{background-color:var(--color-info-light);color:#0d47a1}.badge-gray{background-color:var(--color-gray-200);color:var(--color-gray-700)}.table-wrapper{overflow-x:auto}.data-table{width:100%;border-collapse:collapse;font-size:var(--font-size-sm)}.data-table th{padding:.75rem 1rem;text-align:left;font-weight:var(--font-weight-medium);color:var(--color-text-secondary);background-color:var(--color-gray-50);border-bottom:1px solid var(--color-border);white-space:nowrap}.data-table td{padding:.75rem 1rem;border-bottom:1px solid var(--color-border-light);color:var(--color-text-primary)}.data-table tbody tr:hover{background-color:var(--color-gray-50)}.data-table .text-center{text-align:center}.data-table .text-right{text-align:right}.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--spacing-xl)}.page-header h1{font-size:var(--font-size-2xl);font-weight:var(--font-weight-bold);color:var(--color-text-primary)}.page-header-actions{display:flex;align-items:center;gap:var(--spacing-sm)}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--spacing-2xl);text-align:center;color:var(--color-text-secondary)}.empty-state-icon{font-size:3rem;margin-bottom:var(--spacing-md);color:var(--color-gray-400)}.empty-state-title{font-size:var(--font-size-lg);font-weight:var(--font-weight-medium);margin-bottom:var(--spacing-sm);color:var(--color-text-primary)}.empty-state-description{font-size:var(--font-size-sm);margin-bottom:var(--spacing-lg);max-width:24rem}.stat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:var(--spacing-md);margin-bottom:var(--spacing-xl)}.stat-card{background-color:var(--color-white);border:1px solid var(--color-border-light);border-radius:var(--border-radius-md);padding:var(--spacing-lg);box-shadow:var(--shadow-sm)}.stat-card-label{font-size:var(--font-size-sm);color:var(--color-text-secondary);margin-bottom:var(--spacing-xs)}.stat-card-value{font-size:var(--font-size-2xl);font-weight:var(--font-weight-bold);color:var(--color-text-primary)}.stat-card-suffix{font-size:var(--font-size-sm);font-weight:var(--font-weight-normal);color:var(--color-text-secondary);margin-left:.25rem}.tabs{display:flex;border-bottom:1px solid var(--color-border);margin-bottom:var(--spacing-lg)}.tab{padding:.75rem 1.25rem;font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);color:var(--color-text-secondary);cursor:pointer;border-bottom:2px solid transparent;transition:all var(--transition-fast);background:none;border-top:none;border-left:none;border-right:none}.tab:hover{color:var(--color-text-primary)}.tab.active{color:var(--color-primary);border-bottom-color:var(--color-primary)}.tab-content{padding:var(--spacing-md) 0}.text-center{text-align:center}.text-right{text-align:right}.text-left{text-align:left}.text-primary{color:var(--color-primary)}.text-success{color:var(--color-success)}.text-warning{color:var(--color-warning)}.text-danger{color:var(--color-danger)}.text-secondary{color:var(--color-text-secondary)}.text-sm{font-size:var(--font-size-sm)}.text-xs{font-size:var(--font-size-xs)}.mt-sm{margin-top:var(--spacing-sm)}.mt-md{margin-top:var(--spacing-md)}.mt-lg{margin-top:var(--spacing-lg)}.mb-sm{margin-bottom:var(--spacing-sm)}.mb-md{margin-bottom:var(--spacing-md)}.mb-lg{margin-bottom:var(--spacing-lg)}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.justify-center{justify-content:center}.gap-sm{gap:var(--spacing-sm)}.gap-md{gap:var(--spacing-md)}.w-full{width:100%}.truncate{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}@media (max-width: 359px){html{font-size:13px}}@media (min-width: 360px) and (max-width: 767px){html{font-size:14px}.stat-grid{grid-template-columns:repeat(2,1fr)}.page-header{flex-direction:column;align-items:flex-start;gap:var(--spacing-sm)}}@media (min-width: 768px) and (max-width: 1023px){html{font-size:15px}.stat-grid{grid-template-columns:repeat(3,1fr)}}@media (min-width: 1024px) and (max-width: 1279px){html{font-size:16px}}@media (min-width: 1280px) and (max-width: 1919px){html{font-size:16px}}@media (min-width: 1920px) and (max-width: 2559px){html{font-size:17px}}@media (min-width: 2560px) and (max-width: 3839px){html{font-size:19px}}@media (min-width: 3840px){html{font-size:22px}}