:root{--color-primary-50: #eff6ff;--color-primary-100: #dbeafe;--color-primary-200: #bfdbfe;--color-primary-300: #93c5fd;--color-primary-400: #60a5fa;--color-primary-500: #0ea5e9;--color-primary-600: #0284c7;--color-primary-700: #0369a1;--color-primary-800: #1e40af;--color-primary-900: #1e3a8a;--color-primary: var(--color-primary-600);--color-primary-light: var(--color-primary-500);--color-primary-dark: var(--color-primary-800);--gradient-primary: linear-gradient( 135deg, var(--color-primary-500) 0%, var(--color-primary-600) 50%, var(--color-primary-800) 100% );--gradient-bg: linear-gradient( 135deg, #0ea5e9 0%, #0284c7 25%, #0369a1 50%, #1e40af 75%, #1e3a8a 100% );--gradient-header: linear-gradient( 135deg, var(--color-primary-500) 0%, var(--color-primary-600) 50%, var(--color-primary-800) 100% );--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: #111827;--color-text-primary: #333333;--color-text-secondary: #666666;--color-text-muted: #999999;--color-text-inverse: #ffffff;--color-bg-primary: #ffffff;--color-bg-secondary: #f8f9fa;--color-bg-tertiary: #f0f0f0;--color-success: #10b981;--color-success-bg: #d1fae5;--color-success-text: #065f46;--color-warning: #f59e0b;--color-warning-bg: #fef3c7;--color-warning-text: #92400e;--color-error: #ef4444;--color-error-bg: #fee2e2;--color-error-text: #991b1b;--color-info: #3b82f6;--color-info-bg: #dbeafe;--color-info-text: #1e40af;--color-border: #dddddd;--color-border-light: #e1e4e8;--color-border-focus: var(--color-primary);--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 30px rgba(0, 0, 0, .2);--shadow-xl: 0 10px 40px rgba(0, 0, 0, .2);--shadow-primary: 0 4px 12px rgba(2, 132, 199, .4);--shadow-primary-lg: 0 4px 12px rgba(2, 132, 199, .6);--font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--font-size-xs: .75rem;--font-size-sm: .85rem;--font-size-base: 1rem;--font-size-lg: 1.125rem;--font-size-xl: 1.25rem;--font-size-2xl: 1.5rem;--font-size-3xl: 2rem;--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: 1.6;--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 3rem;--radius-sm: 4px;--radius-md: 6px;--radius-lg: 8px;--radius-xl: 12px;--radius-full: 9999px;--transition-fast: .15s ease;--transition-normal: .2s ease;--transition-slow: .3s ease;--z-dropdown: 100;--z-sticky: 200;--z-modal: 1000;--z-toast: 1050;--z-tooltip: 1100;--container-sm: 640px;--container-md: 768px;--container-lg: 1024px;--container-xl: 1200px;--container-2xl: 1400px}*,*: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-relaxed);color:var(--color-text-primary);background-color:var(--color-bg-primary);min-height:100vh}a{color:var(--color-primary);text-decoration:none;transition:color var(--transition-normal)}a:hover{text-decoration:underline}h1,h2,h3,h4,h5,h6{font-weight:var(--font-weight-semibold);line-height:var(--line-height-tight);color:var(--color-text-primary)}h1{font-size:var(--font-size-3xl)}h2{font-size:var(--font-size-2xl)}h3{font-size:var(--font-size-xl)}h4{font-size:var(--font-size-lg)}img{max-width:100%;height:auto;display:block}ul,ol{list-style:none}table{width:100%;border-collapse:collapse}::selection{background-color:var(--color-primary-200);color:var(--color-primary-900)}:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--color-gray-100)}::-webkit-scrollbar-thumb{background:var(--color-gray-400);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--color-gray-500)}.container{max-width:var(--container-xl);margin:0 auto;padding:0 var(--spacing-xl)}.container-sm{max-width:var(--container-sm)}.container-2xl{max-width:var(--container-2xl)}.navbar{background:#fffffff2;padding:var(--spacing-md) var(--spacing-xl);box-shadow:var(--shadow-md);display:flex;justify-content:space-between;align-items:center}.navbar-brand{font-size:var(--font-size-2xl);font-weight:var(--font-weight-bold);background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;text-decoration:none}.navbar-menu{display:flex;gap:var(--spacing-xl);align-items:center}.navbar-menu a{color:var(--color-text-primary);text-decoration:none;font-weight:var(--font-weight-medium);transition:color var(--transition-slow)}.navbar-menu a:hover{color:var(--color-primary);text-decoration:none}.navbar-menu a.active{background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;border-bottom:2px solid var(--color-primary);padding-bottom:4px}.btn{display:inline-flex;align-items:center;justify-content:center;padding:var(--spacing-sm) var(--spacing-lg);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);border:none;border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-slow);text-decoration:none}.btn:hover{text-decoration:none}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-primary{background:var(--gradient-primary);color:var(--color-text-inverse)}.btn-primary:hover:not(:disabled){transform:translateY(-2px);box-shadow:var(--shadow-primary)}.btn-secondary{background:var(--color-bg-tertiary);color:var(--color-text-primary)}.btn-secondary:hover:not(:disabled){background:var(--color-gray-200)}.btn-danger{background:linear-gradient(135deg,var(--color-error),#dc2626);color:var(--color-text-inverse)}.btn-danger:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 4px 12px #ef444466}.logout-btn{padding:var(--spacing-sm) var(--spacing-lg);background:var(--gradient-primary);color:var(--color-text-inverse);border:none;border-radius:var(--radius-md);cursor:pointer;font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);transition:all var(--transition-slow)}.logout-btn:hover{transform:translateY(-2px);box-shadow:var(--shadow-primary)}.screenshot-btn{padding:var(--spacing-sm) var(--spacing-md);background:var(--color-bg-tertiary);color:var(--color-text-primary);border:none;border-radius:var(--radius-md);cursor:pointer;font-size:var(--font-size-lg);transition:all var(--transition-slow)}.screenshot-btn:hover:not(:disabled){background:var(--color-gray-200);transform:translateY(-2px)}.screenshot-btn:disabled{opacity:.6;cursor:wait}.btn-lg{padding:var(--spacing-md) var(--spacing-xl);font-size:var(--font-size-base)}.btn-full{width:100%}.card{background:var(--color-bg-primary);border-radius:var(--radius-xl);padding:var(--spacing-xl);box-shadow:var(--shadow-lg)}.card-title{font-size:var(--font-size-lg);font-weight:var(--font-weight-semibold);color:var(--color-text-primary);margin-bottom:var(--spacing-md);padding-bottom:var(--spacing-sm);border-bottom:2px solid var(--color-bg-tertiary)}.form-group{margin-bottom:var(--spacing-lg)}.form-group label{display:block;font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);color:var(--color-text-primary);margin-bottom:var(--spacing-sm)}.form-control{width:100%;padding:var(--spacing-sm) 14px;font-size:var(--font-size-sm);border:1px solid var(--color-border);border-radius:var(--radius-md);transition:border-color var(--transition-normal),box-shadow var(--transition-normal)}.form-control:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #0284c733}.form-control::placeholder{color:var(--color-text-muted)}.form-control:disabled{background:var(--color-bg-secondary);color:var(--color-text-muted);cursor:not-allowed}textarea.form-control{resize:vertical;min-height:100px}.form-row{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--spacing-md)}.form-hint{font-size:var(--font-size-xs);color:var(--color-text-secondary);margin-top:var(--spacing-xs)}.required{color:var(--color-error)}.password-wrapper{position:relative}.password-toggle{position:absolute;right:14px;top:50%;transform:translateY(-50%);background:none;border:none;cursor:pointer;padding:4px;color:var(--color-text-secondary);font-size:18px;line-height:1;transition:color var(--transition-normal)}.password-toggle:hover{color:var(--color-primary)}.message{display:none;padding:var(--spacing-sm) 14px;border-radius:var(--radius-md);font-size:var(--font-size-sm);margin-bottom:var(--spacing-md);border-left:3px solid}.message.show{display:block}.message.error{background:var(--color-error-bg);color:var(--color-error-text);border-color:var(--color-error)}.message.success{background:var(--color-success-bg);color:var(--color-success-text);border-color:var(--color-success)}.message.warning{background:var(--color-warning-bg);color:var(--color-warning-text);border-color:var(--color-warning)}.message.info{background:var(--color-info-bg);color:var(--color-info-text);border-color:var(--color-info)}.modal{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:#00000080;z-index:var(--z-modal);align-items:center;justify-content:center}.modal.active{display:flex}.modal-content{background:var(--color-bg-primary);border-radius:var(--radius-xl);padding:var(--spacing-2xl);max-width:500px;width:90%;max-height:90vh;overflow-y:auto}.modal-header{font-size:var(--font-size-2xl);font-weight:var(--font-weight-semibold);margin-bottom:var(--spacing-lg);color:var(--color-text-primary)}.modal-actions{display:flex;gap:var(--spacing-sm);justify-content:flex-end;margin-top:var(--spacing-xl)}.table-container{background:var(--color-bg-primary);border-radius:var(--radius-xl);padding:var(--spacing-lg);box-shadow:var(--shadow-md);overflow-x:auto}.table{width:100%;border-collapse:collapse}.table thead{background:var(--color-bg-secondary)}.table th{padding:var(--spacing-md);text-align:left;font-weight:var(--font-weight-semibold);color:var(--color-text-primary);border-bottom:2px solid var(--color-border-light)}.table td{padding:var(--spacing-md);border-bottom:1px solid var(--color-border-light);color:var(--color-text-primary)}.table tbody tr{transition:background var(--transition-normal)}.table tbody tr:hover{background:var(--color-bg-secondary)}.badge{display:inline-block;padding:var(--spacing-xs) var(--spacing-sm);border-radius:var(--radius-xl);font-size:var(--font-size-xs);font-weight:var(--font-weight-semibold)}.badge-pending{background:var(--color-warning-bg);color:var(--color-warning-text)}.badge-processing{background:var(--color-info-bg);color:var(--color-info-text)}.badge-completed{background:var(--color-success-bg);color:var(--color-success-text)}.badge-failed{background:var(--color-error-bg);color:var(--color-error-text)}.badge-admin{background:var(--color-info-bg);color:var(--color-info-text)}.badge-user{background:var(--color-gray-100);color:var(--color-gray-600)}.badge-workload-low{background:var(--color-success-bg);color:var(--color-success-text)}.badge-workload-medium{background:var(--color-warning-bg);color:var(--color-warning-text)}.badge-workload-high{background:var(--color-error-bg);color:var(--color-error-text)}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:var(--spacing-lg)}.stat-card{background:var(--color-bg-primary);border-radius:var(--radius-xl);padding:var(--spacing-lg);box-shadow:var(--shadow-md)}.stat-label{font-size:var(--font-size-sm);color:var(--color-text-secondary);margin-bottom:var(--spacing-sm);font-weight:var(--font-weight-medium)}.stat-value{font-size:var(--font-size-3xl);font-weight:var(--font-weight-bold);background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.stat-unit{font-size:var(--font-size-base);color:var(--color-text-secondary);margin-left:var(--spacing-xs)}.action-buttons{display:flex;gap:var(--spacing-sm)}.btn-view,.btn-edit,.btn-delete{padding:.4rem .8rem;border:none;border-radius:var(--radius-md);cursor:pointer;font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);transition:opacity var(--transition-normal);color:var(--color-text-inverse)}.btn-view{background:linear-gradient(135deg,var(--color-primary-500),var(--color-primary-300))}.btn-edit{background:linear-gradient(135deg,var(--color-primary-600),var(--color-primary-700))}.btn-delete{background:linear-gradient(135deg,var(--color-primary-800),var(--color-primary-900))}.btn-view:hover,.btn-edit:hover,.btn-delete:hover{opacity:.8}.empty-state{text-align:center;padding:var(--spacing-2xl) var(--spacing-xl);color:var(--color-text-secondary)}.empty-state-icon{font-size:4rem;margin-bottom:var(--spacing-md);opacity:.3}.empty-state-title{font-size:var(--font-size-2xl);font-weight:var(--font-weight-semibold);margin-bottom:var(--spacing-sm);color:var(--color-text-primary)}.empty-state-text{margin-bottom:var(--spacing-lg)}.loading{text-align:center;padding:var(--spacing-xl);color:var(--color-text-secondary);font-size:var(--font-size-lg)}.info-box{background:var(--color-primary-50);border:1px solid var(--color-primary-200);border-radius:var(--radius-md);padding:var(--spacing-md);margin-bottom:var(--spacing-xl)}.info-box p{font-size:var(--font-size-sm);color:var(--color-text-secondary);line-height:var(--line-height-relaxed);margin-bottom:var(--spacing-sm)}.info-box p:last-child{margin-bottom:0}.info-label{font-weight:var(--font-weight-semibold);color:var(--color-primary)}.file-upload-area{border:2px dashed var(--color-border-light);border-radius:var(--radius-lg);padding:var(--spacing-xl);text-align:center;cursor:pointer;transition:border-color var(--transition-slow),background var(--transition-slow)}.file-upload-area:hover{border-color:var(--color-primary);background:#0284c70d}.file-upload-area.dragover{border-color:var(--color-primary);background:#0284c71a}.file-upload-icon{font-size:3rem;background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:var(--spacing-sm)}.file-upload-text{color:var(--color-text-secondary);font-size:var(--font-size-sm)}.file-upload-text strong{background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.file-preview{margin-top:var(--spacing-md);padding:var(--spacing-md);background:var(--color-bg-secondary);border-radius:var(--radius-lg);display:none}.file-preview.show{display:block}.file-preview-content{display:flex;align-items:center;gap:var(--spacing-md)}.file-preview-icon{font-size:2rem}.file-preview-info{flex:1}.file-preview-name{font-weight:var(--font-weight-semibold);color:var(--color-text-primary);margin-bottom:var(--spacing-xs)}.file-preview-size{font-size:var(--font-size-sm);color:var(--color-text-secondary)}.file-preview-remove{background:var(--gradient-primary);color:var(--color-text-inverse);border:none;padding:var(--spacing-sm) var(--spacing-md);border-radius:var(--radius-md);cursor:pointer;font-size:var(--font-size-sm);transition:all var(--transition-slow)}.file-preview-remove:hover{transform:translateY(-2px);box-shadow:var(--shadow-primary)}.coefficient-display{background:var(--gradient-primary);color:var(--color-text-inverse);padding:var(--spacing-lg);border-radius:var(--radius-lg);margin-top:var(--spacing-md);display:none}.coefficient-display.show{display:block}.coefficient-value{font-size:2.5rem;font-weight:var(--font-weight-bold);text-align:center;margin-bottom:var(--spacing-sm)}.coefficient-label{text-align:center;opacity:.9;font-size:var(--font-size-sm)}#toast-container{position:fixed;top:var(--spacing-lg);right:var(--spacing-lg);z-index:var(--z-toast);display:flex;flex-direction:column;gap:var(--spacing-sm);max-width:400px;pointer-events:none}.toast{display:flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-md) var(--spacing-lg);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);pointer-events:auto;opacity:0;transform:translate(100%);transition:opacity .3s ease,transform .3s ease}.toast-show{opacity:1;transform:translate(0)}.toast-hide{animation:toast-slide-out .3s ease forwards}@keyframes toast-slide-out{to{opacity:0;transform:translate(100%)}}.toast-icon{font-size:var(--font-size-lg);font-weight:var(--font-weight-bold);flex-shrink:0}.toast-message{flex:1;font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);line-height:var(--line-height-normal)}.toast-close{background:none;border:none;font-size:var(--font-size-lg);cursor:pointer;opacity:.7;transition:opacity .2s;padding:0;line-height:1;flex-shrink:0}.toast-close:hover{opacity:1}.toast-success{background:var(--color-success-bg);color:var(--color-success-text);border-left:4px solid var(--color-success)}.toast-success .toast-close{color:var(--color-success-text)}.toast-error{background:var(--color-error-bg);color:var(--color-error-text);border-left:4px solid var(--color-error)}.toast-error .toast-close{color:var(--color-error-text)}.toast-warning{background:var(--color-warning-bg);color:var(--color-warning-text);border-left:4px solid var(--color-warning)}.toast-warning .toast-close{color:var(--color-warning-text)}.toast-info{background:var(--color-info-bg);color:var(--color-info-text);border-left:4px solid var(--color-info)}.toast-info .toast-close{color:var(--color-info-text)}@media (max-width: 640px){.navbar{flex-direction:column;gap:var(--spacing-md);padding:var(--spacing-md)}.navbar-menu{flex-direction:column;gap:var(--spacing-md)}.form-row,.stats-grid{grid-template-columns:1fr}.container{padding:0 var(--spacing-md)}.card{padding:var(--spacing-lg)}.table th,.table td{padding:var(--spacing-sm)}#toast-container{left:var(--spacing-md);right:var(--spacing-md);max-width:none}}