*{margin:0;padding:0;box-sizing:border-box}html{font-size:16px;line-height:1.6;background-color:var(--bg-primary);transition:background-color var(--transition-normal)}body{font-family:var(--font-family);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:var(--bg-primary);color:var(--text-primary);transition:background-color var(--transition-normal),color var(--transition-normal)}#root{min-height:100vh;background-color:var(--bg-primary);transition:background-color var(--transition-normal)}:root{--color-primary-50: #eff6ff;--color-primary-100: #dbeafe;--color-primary-200: #bfdbfe;--color-primary-300: #93c5fd;--color-primary-400: #60a5fa;--color-primary-500: #3b82f6;--color-primary-600: #2563eb;--color-primary-700: #1d4ed8;--color-primary-800: #1e40af;--color-primary-900: #1e3a8a;--color-gray-50: #f8fafc;--color-gray-100: #f1f5f9;--color-gray-200: #e2e8f0;--color-gray-300: #cbd5e1;--color-gray-400: #94a3b8;--color-gray-500: #64748b;--color-gray-600: 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400;--font-weight-medium: 500;--font-weight-semibold: 600;--font-weight-bold: 700;--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.25rem;--space-6: 1.5rem;--space-8: 2rem;--space-10: 2.5rem;--space-12: 3rem;--space-16: 4rem;--space-20: 5rem;--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--radius-2xl: 1.5rem;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);--shadow-xl: 0 20px 25px -5px rgb(0 0 0 / .1), 0 8px 10px -6px rgb(0 0 0 / .1);--transition-all: all .2s cubic-bezier(.4, 0, .2, 1);--transition-transform: transform .2s cubic-bezier(.4, 0, .2, 1);--transition-opacity: opacity .2s cubic-bezier(.4, 0, .2, 1);--transition-fast: all .15s ease;--transition-normal: all .3s ease;--bg-primary: var(--color-gray-50);--bg-secondary: var(--color-gray-100);--bg-tertiary: var(--color-gray-200);--surface: #ffffff;--surface-hover: var(--color-gray-50);--surface-active: var(--color-gray-100);--text-primary: var(--color-gray-900);--text-secondary: var(--color-gray-700);--text-tertiary: var(--color-gray-500);--text-muted: var(--color-gray-400);--border-light: var(--color-gray-200);--border-medium: var(--color-gray-300);--border-strong: var(--color-gray-400);--primary-500: var(--color-primary-500);--primary-600: var(--color-primary-600);--primary-700: var(--color-primary-700);--success-500: var(--color-success-500);--warning-500: var(--color-warning-500);--danger-500: var(--color-danger-500);--info-500: var(--color-info-500);--text-xs: .75rem;--text-sm: .875rem;--text-base: 1rem;--text-lg: 1.125rem;--text-xl: 1.25rem;--text-2xl: 1.5rem;--text-3xl: 1.875rem;--text-4xl: 2.25rem;--text-5xl: 3rem;--line-height-tight: 1.25;--line-height-normal: 1.5;--line-height-relaxed: 1.75;--container-sm: 640px;--container-md: 768px;--container-lg: 1024px;--container-xl: 1280px;--font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Oxygen", "Ubuntu", "Cantarell", "Fira Sans", "Droid Sans", "Helvetica Neue", sans-serif}[data-theme=dark]{--bg-primary: var(--color-gray-900);--bg-secondary: var(--color-gray-800);--bg-tertiary: var(--color-gray-700);--surface: var(--color-gray-800);--surface-hover: var(--color-gray-700);--surface-active: var(--color-gray-600);--text-primary: var(--color-gray-100);--text-secondary: var(--color-gray-300);--text-tertiary: var(--color-gray-400);--text-muted: var(--color-gray-500);--border-light: var(--color-gray-700);--border-medium: var(--color-gray-600);--border-strong: var(--color-gray-500)}h1,h2,h3,h4,h5,h6{font-weight:var(--font-weight-semibold);line-height:var(--line-height-tight);color:var(--text-primary);transition:color var(--transition-normal)}h1{font-size:2.25rem}h2{font-size:1.875rem}h3{font-size:1.5rem}h4{font-size:1.25rem}h5{font-size:1.125rem}h6{font-size:1rem}.text-xs{font-size:.75rem;line-height:1rem}.text-sm{font-size:.875rem;line-height:1.25rem}.text-base{font-size:1rem;line-height:1.5rem}.text-lg{font-size:1.125rem;line-height:1.75rem}.text-xl{font-size:1.25rem;line-height:1.75rem}.text-2xl{font-size:1.5rem;line-height:2rem}.text-3xl{font-size:1.875rem;line-height:2.25rem}.text-4xl{font-size:2.25rem;line-height:2.5rem}.text-5xl{font-size:3rem;line-height:1}.font-normal{font-weight:var(--font-weight-normal)}.font-medium{font-weight:var(--font-weight-medium)}.font-semibold{font-weight:var(--font-weight-semibold)}.font-bold{font-weight:var(--font-weight-bold)}.text-primary{color:var(--color-primary-600)}.text-secondary{color:var(--color-gray-600)}.text-muted{color:var(--color-gray-500)}.text-success{color:var(--color-success-600)}.text-warning{color:var(--color-warning-600)}.container{width:100%;max-width:1280px;margin:0 auto;padding:0 var(--space-4)}.container-sm{max-width:640px}.container-md{max-width:768px}.container-lg{max-width:1024px}.container-xl{max-width:1280px}.grid{display:grid;gap:var(--space-6)}.grid-cols-1{grid-template-columns:repeat(1,minmax(0,1fr))}.grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}.grid-cols-5{grid-template-columns:repeat(5,minmax(0,1fr))}.grid-cols-6{grid-template-columns:repeat(6,minmax(0,1fr))}@media (min-width: 768px){.md\:grid-cols-1{grid-template-columns:repeat(1,minmax(0,1fr))}.md\:grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.md\:grid-cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}.md\:grid-cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}.md\:grid-cols-5{grid-template-columns:repeat(5,minmax(0,1fr))}.md\:grid-cols-6{grid-template-columns:repeat(6,minmax(0,1fr))}}@media (min-width: 1024px){.lg\:grid-cols-1{grid-template-columns:repeat(1,minmax(0,1fr))}.lg\:grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.lg\:grid-cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}.lg\:grid-cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}.lg\:grid-cols-5{grid-template-columns:repeat(5,minmax(0,1fr))}.lg\:grid-cols-6{grid-template-columns:repeat(6,minmax(0,1fr))}}.flex-col{flex-direction:column}.flex-row{flex-direction:row}.flex-wrap{flex-wrap:wrap}.flex-1{flex:1 1 0%}.items-start{align-items:flex-start}.items-end{align-items:flex-end}.items-stretch{align-items:stretch}.justify-start{justify-content:flex-start}.justify-center{justify-content:center}.justify-end{justify-content:flex-end}.justify-around{justify-content:space-around}.gap-1{gap:var(--space-1)}.gap-2{gap:var(--space-2)}.gap-3{gap:var(--space-3)}.gap-4{gap:var(--space-4)}.gap-5{gap:var(--space-5)}.gap-6{gap:var(--space-6)}.gap-8{gap:var(--space-8)}.gap-10{gap:var(--space-10)}.gap-12{gap:var(--space-12)}.m-0{margin:0}.m-1{margin:var(--space-1)}.m-2{margin:var(--space-2)}.m-3{margin:var(--space-3)}.m-4{margin:var(--space-4)}.m-5{margin:var(--space-5)}.m-6{margin:var(--space-6)}.m-8{margin:var(--space-8)}.mb-1{margin-bottom:var(--space-1)}.mb-2{margin-bottom:var(--space-2)}.mb-3{margin-bottom:var(--space-3)}.mb-4{margin-bottom:var(--space-4)}.mb-5{margin-bottom:var(--space-5)}.mb-6{margin-bottom:var(--space-6)}.mb-8{margin-bottom:var(--space-8)}.p-0{padding:0}.p-1{padding:var(--space-1)}.p-2{padding:var(--space-2)}.p-3{padding:var(--space-3)}.p-4{padding:var(--space-4)}.p-5{padding:var(--space-5)}.p-6{padding:var(--space-6)}.p-8{padding:var(--space-8)}.px-1{padding-left:var(--space-1);padding-right:var(--space-1)}.px-2{padding-left:var(--space-2);padding-right:var(--space-2)}.px-3{padding-left:var(--space-3);padding-right:var(--space-3)}.px-4{padding-left:var(--space-4);padding-right:var(--space-4)}.px-5{padding-left:var(--space-5);padding-right:var(--space-5)}.px-6{padding-left:var(--space-6);padding-right:var(--space-6)}.px-8{padding-left:var(--space-8);padding-right:var(--space-8)}.py-1{padding-top:var(--space-1);padding-bottom:var(--space-1)}.py-2{padding-top:var(--space-2);padding-bottom:var(--space-2)}.py-3{padding-top:var(--space-3);padding-bottom:var(--space-3)}.py-4{padding-top:var(--space-4);padding-bottom:var(--space-4)}.py-5{padding-top:var(--space-5);padding-bottom:var(--space-5)}.py-6{padding-top:var(--space-6);padding-bottom:var(--space-6)}.py-8{padding-top:var(--space-8);padding-bottom:var(--space-8)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);padding:var(--space-3) var(--space-4);font-size:.875rem;font-weight:var(--font-weight-medium);line-height:1.25rem;border:1px solid transparent;border-radius:var(--radius-md);cursor:pointer;transition:var(--transition-all);text-decoration:none;white-space:nowrap}.btn:focus{outline:2px solid var(--color-primary-500);outline-offset:2px}.btn:disabled{opacity:.5;cursor:not-allowed;pointer-events:none}.btn-sm{padding:var(--space-2) var(--space-3);font-size:.75rem;line-height:1rem}.btn-lg{padding:var(--space-4) var(--space-6);font-size:1rem;line-height:1.5rem}.btn-primary{background-color:var(--color-primary-600);color:#fff;border-color:var(--color-primary-600)}.btn-primary:hover:not(:disabled){background-color:var(--color-primary-700);border-color:var(--color-primary-700);transform:translateY(-1px);box-shadow:var(--shadow-md)}.btn-secondary{background-color:var(--color-gray-100);color:var(--color-gray-700);border-color:var(--color-gray-300)}.btn-secondary:hover:not(:disabled){background-color:var(--color-gray-200);border-color:var(--color-gray-400)}.btn-outline{background-color:transparent;color:var(--color-gray-700);border-color:var(--color-gray-300)}.btn-outline:hover:not(:disabled){background-color:var(--color-gray-50);border-color:var(--color-gray-400)}.btn-success{background-color:var(--color-success-600);color:#fff;border-color:var(--color-success-600)}.btn-success:hover:not(:disabled){background-color:var(--color-success-700);border-color:var(--color-success-700)}.btn-warning{background-color:var(--color-warning-500);color:#fff;border-color:var(--color-warning-500)}.btn-warning:hover:not(:disabled){background-color:var(--color-warning-600);border-color:var(--color-warning-600)}.btn-danger{background-color:var(--color-danger-600);color:#fff;border-color:var(--color-danger-600)}.btn-danger:hover:not(:disabled){background-color:var(--color-danger-700);border-color:var(--color-danger-700)}.card{background-color:#fff;border:1px solid var(--color-gray-200);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);transition:var(--transition-all)}.card-hover:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}.card-body{padding:var(--space-6)}.card-header{padding:var(--space-6);border-bottom:1px solid var(--color-gray-200)}.card-footer{padding:var(--space-6);border-top:1px solid var(--color-gray-200)}.form-group{margin-bottom:var(--space-4)}.form-label{display:block;margin-bottom:var(--space-2);font-size:.875rem;font-weight:var(--font-weight-medium);color:var(--color-gray-700)}.form-control{display:block;width:100%;padding:var(--space-3) var(--space-4);font-size:.875rem;line-height:1.25rem;color:var(--color-gray-900);background-color:#fff;border:1px solid var(--color-gray-300);border-radius:var(--radius-md);transition:var(--transition-all)}.form-control:focus{outline:none;border-color:var(--color-primary-500);box-shadow:0 0 0 3px #3b82f61a}.form-control:disabled{background-color:var(--color-gray-100);opacity:.5;cursor:not-allowed}.form-select{-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3E%3Cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3E%3C/svg%3E");background-position:right .5rem center;background-repeat:no-repeat;background-size:1.5em 1.5em;padding-right:2.5rem}.input-group{display:flex;align-items:stretch}.input-group .form-control{border-radius:var(--radius-md) 0 0 var(--radius-md);border-right:0}.input-group-text{display:flex;align-items:center;padding:var(--space-3) var(--space-4);font-size:.875rem;font-weight:var(--font-weight-normal);color:var(--color-gray-500);background-color:var(--color-gray-100);border:1px solid var(--color-gray-300);border-radius:0 var(--radius-md) var(--radius-md) 0;border-left:0}.badge{display:inline-flex;align-items:center;gap:var(--space-1);padding:var(--space-1) var(--space-2);font-size:.75rem;font-weight:var(--font-weight-medium);line-height:1rem;border-radius:var(--radius-sm)}.badge-primary{background-color:var(--color-primary-100);color:var(--color-primary-800)}.badge-secondary{background-color:var(--color-gray-100);color:var(--color-gray-800)}.badge-success{background-color:var(--color-success-100);color:var(--color-success-800)}.badge-warning{background-color:var(--color-warning-100);color:var(--color-warning-800)}.badge-danger{background-color:var(--color-danger-100);color:var(--color-danger-800)}.badge-info{background-color:var(--color-info-100);color:var(--color-info-800)}.table{width:100%;border-collapse:collapse;background-color:#fff;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm)}.table th{background-color:var(--color-gray-50);padding:var(--space-4);text-align:left;font-weight:var(--font-weight-semibold);font-size:.875rem;color:var(--color-gray-700);border-bottom:1px solid var(--color-gray-200)}.table td{padding:var(--space-4);border-bottom:1px solid var(--color-gray-100);font-size:.875rem;color:var(--color-gray-900)}.table tbody tr:hover{background-color:var(--color-gray-50)}.table tbody tr:last-child td{border-bottom:none}.alert{display:flex;align-items:flex-start;gap:var(--space-3);padding:var(--space-4);border-radius:var(--radius-md);border:1px solid}.alert-success{background-color:var(--color-success-50);border-color:var(--color-success-200);color:var(--color-success-800)}.alert-warning{background-color:var(--color-warning-50);border-color:var(--color-warning-200);color:var(--color-warning-800)}.alert-danger{background-color:var(--color-danger-50);border-color:var(--color-danger-200);color:var(--color-danger-800)}.alert-info{background-color:var(--color-info-50);border-color:var(--color-info-200);color:var(--color-info-800)}.loading-spinner{width:2rem;height:2rem;border:2px solid var(--color-gray-200);border-top:2px solid var(--color-primary-600);border-radius:50%;animation:spin 1s linear infinite}.loading-container{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--space-12);gap:var(--space-4);color:var(--color-gray-600)}.page-container{max-width:1280px;margin:0 auto;padding:var(--space-6) var(--space-4)}.page-header{margin-bottom:var(--space-8);padding-bottom:var(--space-6);border-bottom:1px solid var(--color-gray-200)}.page-header-content{display:flex;align-items:center;justify-content:space-between;gap:var(--space-4)}.page-header h1{font-size:2rem;font-weight:var(--font-weight-bold);color:var(--color-gray-900);display:flex;align-items:center;gap:var(--space-3)}.page-header-actions{display:flex;align-items:center;gap:var(--space-3)}.stat-card{background:linear-gradient(135deg,white 0%,var(--color-gray-50) 100%);border:1px solid var(--color-gray-200);border-radius:var(--radius-xl);padding:var(--space-6);transition:var(--transition-all);position:relative;overflow:hidden}.stat-card:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--color-primary-500),var(--color-primary-600))}.stat-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);border-color:var(--color-primary-200)}.stat-card-content{display:flex;align-items:center;justify-content:space-between;gap:var(--space-4)}.device-card{background:#fff;border:1px solid var(--color-gray-200);border-radius:var(--radius-xl);overflow:hidden;transition:var(--transition-all);position:relative}.device-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-xl);border-color:var(--color-primary-300)}.device-card-link{display:block;text-decoration:none;color:inherit}.device-card-header{display:flex;align-items:center;justify-content:space-between;padding:var(--space-4);background:linear-gradient(135deg,var(--color-gray-50) 0%,white 100%);border-bottom:1px solid var(--color-gray-100)}.device-icon{width:3rem;height:3rem;background:linear-gradient(135deg,var(--color-primary-500),var(--color-primary-600));color:#fff;border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-md)}.device-card-content{padding:var(--space-5)}.device-name{font-size:1.125rem;font-weight:var(--font-weight-semibold);color:var(--color-gray-900);margin-bottom:var(--space-2)}.device-category{display:flex;align-items:center;gap:var(--space-2);font-size:.875rem;color:var(--color-gray-600);margin-bottom:var(--space-1)}.device-serial{font-size:.75rem;color:var(--color-gray-500);font-family:SF Mono,Monaco,Inconsolata,Roboto Mono,monospace;margin-bottom:var(--space-1)}.device-model{font-size:.875rem;color:var(--color-gray-600)}.device-card-actions{padding:var(--space-4);border-top:1px solid var(--color-gray-100);background-color:var(--color-gray-50)}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--space-16) var(--space-8);text-align:center}.empty-state-content{max-width:400px}.empty-state-icon{font-size:4rem;margin-bottom:var(--space-6);opacity:.6}.empty-state h3{font-size:1.25rem;font-weight:var(--font-weight-semibold);color:var(--color-gray-900);margin-bottom:var(--space-3)}.empty-state p{font-size:.875rem;color:var(--color-gray-600);margin-bottom:var(--space-6);line-height:1.5}.error-container{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--space-16) var(--space-8);text-align:center}.error-content{max-width:400px;background:var(--color-danger-50);border:1px solid var(--color-danger-200);border-radius:var(--radius-lg);padding:var(--space-8)}.error-content h3{color:var(--color-danger-800);margin-bottom:var(--space-3)}.error-content p{color:var(--color-danger-700);margin-bottom:var(--space-6)}.filters-container{background:#fff;border:1px solid var(--color-gray-200);border-radius:var(--radius-lg);padding:var(--space-6);margin-bottom:var(--space-6);box-shadow:var(--shadow-sm)}.search-container{margin-bottom:var(--space-4)}.view-toggle{display:flex;border:1px solid var(--color-gray-300);border-radius:var(--radius-md);overflow:hidden}.view-toggle .btn{border:none;border-radius:0;margin:0}.view-toggle .btn:first-child{border-radius:var(--radius-md) 0 0 var(--radius-md)}.view-toggle .btn:last-child{border-radius:0 var(--radius-md) var(--radius-md) 0}.active-filters{background:var(--color-primary-50);border:1px solid var(--color-primary-200);border-radius:var(--radius-md);padding:var(--space-4);margin-bottom:var(--space-6)}.active-filters-label{font-size:.875rem;font-weight:var(--font-weight-medium);color:var(--color-primary-800);margin-bottom:var(--space-2);display:block}.active-filters-list{display:flex;align-items:center;gap:var(--space-2);flex-wrap:wrap}.filter-tag{display:inline-flex;align-items:center;gap:var(--space-2);padding:var(--space-1) var(--space-3);background:var(--color-primary-100);color:var(--color-primary-800);border:1px solid var(--color-primary-300);border-radius:var(--radius-sm);font-size:.75rem;font-weight:var(--font-weight-medium)}.filter-tag button{background:none;border:none;color:var(--color-primary-600);cursor:pointer;font-size:1rem;line-height:1;padding:0;margin-left:var(--space-1)}.filter-tag button:hover{color:var(--color-primary-800)}.devices-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:var(--space-6)}@media (max-width: 768px){.page-header-content{flex-direction:column;align-items:flex-start}.page-header-actions{width:100%;justify-content:stretch}.page-header-actions .btn{flex:1}.filter-controls{flex-direction:column;align-items:stretch}.filter-controls>*{width:100%}.devices-grid{grid-template-columns:1fr}.stat-card-content{flex-direction:column;align-items:flex-start;gap:var(--space-3)}}.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}.truncate{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.hidden{display:none}.block{display:block}.inline{display:inline}.inline-block{display:inline-block}.status-active{color:var(--color-success-600)}.status-assigned{color:var(--color-info-600)}.status-warning,.status-maintenance{color:var(--color-warning-600)}.status-retired{color:var(--color-gray-600)}.space-y-1>*+*{margin-top:var(--space-1)}.space-y-2>*+*{margin-top:var(--space-2)}.space-y-3>*+*{margin-top:var(--space-3)}.space-y-4>*+*{margin-top:var(--space-4)}.space-y-5>*+*{margin-top:var(--space-5)}.space-y-6>*+*{margin-top:var(--space-6)}.w-8{width:2rem}.w-10{width:2.5rem}.w-12{width:3rem}.h-8{height:2rem}.h-10{height:2.5rem}.h-12{height:3rem}.h-2{height:.5rem}.min-w-0{min-width:0}.min-w-full{min-width:100%}.flex-shrink-0{flex-shrink:0}.flex-grow{flex-grow:1}.rounded-sm{border-radius:var(--radius-sm)}.rounded-md{border-radius:var(--radius-md)}.rounded-lg{border-radius:var(--radius-lg)}.rounded-xl{border-radius:var(--radius-xl)}.rounded-2xl{border-radius:var(--radius-2xl)}.rounded-full{border-radius:9999px}.border{border-width:1px}.border-t{border-top-width:1px}.border-r{border-right-width:1px}.border-b{border-bottom-width:1px}.border-l{border-left-width:1px}.border-gray-100{border-color:var(--color-gray-100)}.border-gray-200{border-color:var(--color-gray-200)}.border-gray-300{border-color:var(--color-gray-300)}.bg-primary-100{background-color:var(--color-primary-100)}.bg-primary-500{background-color:var(--color-primary-500)}.bg-gray-200{background-color:var(--color-gray-200)}.bg-success-500{background-color:var(--color-success-500)}.bg-warning-500{background-color:var(--color-warning-500)}.bg-danger-500{background-color:var(--color-danger-500)}.text-primary-400{color:var(--color-primary-400)}.text-primary-600{color:var(--color-primary-600)}.text-info-400{color:var(--color-info-400)}.text-success-400{color:var(--color-success-400)}.text-warning-400{color:var(--color-warning-400)}.text-danger{color:var(--color-danger-600)}.text-gray-400{color:var(--color-gray-400)}.text-gray-600{color:var(--color-gray-600)}.text-gray-900{color:var(--color-gray-900)}.line-clamp-1{overflow:hidden;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:1}.line-clamp-2{overflow:hidden;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2}.line-clamp-3{overflow:hidden;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:3}.table-responsive{overflow-x:auto}@media (max-width: 768px){.table-responsive{border-radius:var(--radius-lg)}}.card-hover{transition:var(--transition-all)}.card-hover:hover{transform:translateY(-4px);box-shadow:var(--shadow-xl);border-color:var(--color-primary-200)}.progress{width:100%;height:.5rem;background-color:var(--color-gray-200);border-radius:var(--radius-sm);overflow:hidden}.progress-bar{height:100%;border-radius:var(--radius-sm);transition:width .3s ease}.text-info{color:var(--color-info-600)}.main-content{min-height:100vh;background:linear-gradient(135deg,var(--color-gray-50) 0%,white 100%)}.btn-group{display:inline-flex;vertical-align:middle}.btn-group .btn{position:relative;border-radius:0;margin-left:-1px}.btn-group .btn:first-child{border-radius:var(--radius-md) 0 0 var(--radius-md)}.btn-group .btn:last-child{border-radius:0 var(--radius-md) var(--radius-md) 0}.btn-group .btn:only-child{border-radius:var(--radius-md)}.form-floating{position:relative}.form-floating .form-control{padding-top:1.625rem;padding-bottom:.625rem}.form-floating label{position:absolute;top:0;left:0;width:100%;height:100%;padding:var(--space-3) var(--space-4);overflow:hidden;text-align:start;text-overflow:ellipsis;white-space:nowrap;pointer-events:none;border:1px solid transparent;transform-origin:0 0;transition:opacity .1s ease-in-out,transform .1s ease-in-out;color:var(--color-gray-500)}.empty-state-icon{filter:grayscale(50%);opacity:.7}@media (max-width: 640px){.page-container{padding:var(--space-4) var(--space-3)}.page-header h1{font-size:1.5rem}.stat-card{padding:var(--space-4)}.stat-card-content{flex-direction:column;align-items:flex-start;gap:var(--space-3)}.devices-grid{grid-template-columns:1fr}.filters-container{padding:var(--space-4)}}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:fadeIn .3s ease-out}@keyframes slideIn{0%{opacity:0;transform:translate(-20px)}to{opacity:1;transform:translate(0)}}.slide-in{animation:slideIn .3s ease-out}.focus-ring:focus{outline:2px solid var(--color-primary-500);outline-offset:2px}[title]{position:relative}@media print{.page-header-actions,.filters-container,.btn{display:none!important}.card{border:1px solid var(--color-gray-300)!important;box-shadow:none!important}.table{border-collapse:collapse!important}.table th,.table td{border:1px solid var(--color-gray-300)!important}}.App{margin:0;padding:0;min-height:100vh;font-family:var(--font-family);background:var(--bg-secondary);color:var(--text-primary);transition:background-color var(--transition-normal),color var(--transition-normal)}*{box-sizing:border-box}ul,ol{list-style:none;margin:0;padding:0}a{text-decoration:none;color:inherit;transition:color var(--transition-fast)}button{cursor:pointer;border:none;outline:none;font-family:inherit}#root{min-height:100vh;display:flex;flex-direction:column}*:focus-visible{outline:2px solid var(--primary-500);outline-offset:2px}.theme-toggle{display:flex;align-items:center;justify-content:center;width:2.5rem;height:2.5rem;background:transparent;border:1px solid var(--border-medium);border-radius:var(--radius-lg);cursor:pointer;transition:all var(--transition-fast);outline:none;color:var(--text-secondary);font-size:var(--text-base)}.theme-toggle:hover{background:var(--surface-hover);color:var(--text-primary);transform:translateY(-1px);border-color:var(--border-strong)}.theme-toggle:active{transform:translateY(0)}.theme-toggle:focus-visible{outline:2px solid var(--primary-500);outline-offset:2px}.theme-toggle .icon{transition:all var(--transition-normal)}[data-theme=dark] .theme-toggle{color:var(--warning-500);background:#f59e0b1a;border-color:#f59e0b4d}[data-theme=dark] .theme-toggle:hover{background:#f59e0b33;border-color:var(--warning-500)}@media (max-width: 768px){.theme-toggle{width:2.25rem;height:2.25rem;font-size:var(--text-sm)}}@media (prefers-reduced-motion: reduce){.theme-toggle,.theme-toggle .icon{transition:none}}.header{position:fixed;top:0;left:0;right:0;z-index:1000;background:var(--surface);border-bottom:1px solid var(--border-light);box-shadow:var(--shadow-sm);transition:all var(--transition-normal);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#fffffff2}[data-theme=dark] .header{background:#1f2937f2}.header-container{width:100%;max-width:100%;margin:0 auto;padding:0 .25rem}.header-content{height:5rem;display:flex;align-items:center;justify-content:space-between;gap:var(--space-6)}@media (min-width: 768px){.header-container{padding:0 .5rem}.header-content{gap:var(--space-8)}}@media (min-width: 1024px){.header-container{padding:0 1rem}}@media (min-width: 1200px){.header-container{padding:0 1.5rem}}.header-brand{flex-shrink:0;margin-left:0}.brand-link{display:flex;align-items:center;gap:var(--space-3);text-decoration:none;color:var(--text-primary);transition:transform var(--transition-fast);padding:var(--space-2);border-radius:var(--radius-lg)}.brand-link:hover{transform:scale(1.02);background:var(--surface-hover)}.brand-icon{display:flex;align-items:center;justify-content:center;width:2.5rem;height:2.5rem;background:linear-gradient(135deg,var(--primary-600),var(--primary-700));border-radius:var(--radius-lg);color:#fff;font-weight:700;font-size:var(--text-sm);box-shadow:var(--shadow-md)}.brand-text{display:flex;flex-direction:column;gap:0}.brand-name{font-size:var(--text-xl);font-weight:700;color:var(--text-primary);line-height:1}.brand-tagline{font-size:var(--text-xs);color:var(--text-tertiary);text-transform:uppercase;letter-spacing:.1em;font-weight:500;line-height:1}.header-nav{display:flex;align-items:center;gap:var(--space-1);flex:1;justify-content:center;max-width:600px}.nav-link{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-3) var(--space-4);color:var(--text-secondary);text-decoration:none;border-radius:var(--radius-lg);font-size:var(--text-sm);font-weight:500;transition:all var(--transition-fast);position:relative;white-space:nowrap}.nav-link:hover{color:var(--text-primary);background:var(--surface-hover);transform:translateY(-1px)}.nav-link.active{color:var(--primary-600);background:var(--primary-50);font-weight:600}.nav-link.active:after{content:"";position:absolute;bottom:-2px;left:50%;transform:translate(-50%);width:24px;height:2px;background:var(--primary-600);border-radius:var(--radius-full)}.nav-icon{font-size:var(--text-base)}.header-actions{display:flex;align-items:center;gap:var(--space-4);flex-shrink:0;margin-right:0}.header-search{position:relative;display:flex;align-items:center}.search-input{width:280px;padding:var(--space-3) var(--space-4) var(--space-3) var(--space-10);border:1px solid var(--border-medium);border-radius:var(--radius-full);background:var(--bg-secondary);color:var(--text-primary);font-size:var(--text-sm);transition:all var(--transition-normal);outline:none}.search-input:focus{border-color:var(--primary-500);background:var(--surface);box-shadow:0 0 0 3px #3b82f61a;width:320px}.search-input::placeholder{color:var(--text-tertiary)}.search-icon{position:absolute;left:var(--space-3);color:var(--text-tertiary);pointer-events:none;font-size:var(--text-sm)}.notification-button{position:relative;display:flex;align-items:center;justify-content:center;width:2.5rem;height:2.5rem;background:transparent;border:1px solid var(--border-medium);border-radius:var(--radius-lg);color:var(--text-secondary);cursor:pointer;transition:all var(--transition-fast);outline:none}.notification-button:hover{background:var(--surface-hover);color:var(--text-primary);transform:translateY(-1px)}.notification-button:active{transform:translateY(0)}.notification-badge{position:absolute;top:-2px;right:-2px;width:1rem;height:1rem;background:var(--danger-500);border:2px solid var(--surface);border-radius:var(--radius-full);font-size:var(--text-xs);font-weight:600;color:#fff;display:flex;align-items:center;justify-content:center;line-height:1}.user-menu{position:relative}.user-trigger{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-2);background:transparent;border:1px solid var(--border-medium);border-radius:var(--radius-lg);cursor:pointer;transition:all var(--transition-fast);outline:none}.user-trigger:hover{background:var(--surface-hover);transform:translateY(-1px);box-shadow:var(--shadow-md)}.user-trigger:active{transform:translateY(0)}.user-avatar{width:2rem;height:2rem;border-radius:var(--radius-lg);background:linear-gradient(135deg,var(--primary-500),var(--primary-600));display:flex;align-items:center;justify-content:center;color:#fff;font-size:var(--text-xs);font-weight:600;box-shadow:var(--shadow-sm)}.user-info{display:flex;flex-direction:column;align-items:flex-start;gap:0}.user-name{font-size:var(--text-sm);font-weight:600;color:var(--text-primary);line-height:1}.user-role{font-size:var(--text-xs);color:var(--text-tertiary);line-height:1;text-transform:capitalize}.user-dropdown-icon{color:var(--text-tertiary);font-size:var(--text-xs);transition:transform var(--transition-fast)}.user-trigger:hover .user-dropdown-icon{transform:translateY(-1px)}.quick-actions{display:flex;align-items:center;gap:var(--space-2)}.quick-action-btn{display:flex;align-items:center;justify-content:center;width:2.5rem;height:2.5rem;background:transparent;border:1px solid var(--border-medium);border-radius:var(--radius-lg);color:var(--text-secondary);cursor:pointer;transition:all var(--transition-fast);outline:none;font-size:var(--text-sm)}.quick-action-btn:hover{background:var(--surface-hover);color:var(--text-primary);transform:translateY(-1px)}.quick-action-btn.active{background:var(--primary-50);color:var(--primary-600);border-color:var(--primary-200)}.mobile-nav-toggle{display:none;flex-direction:column;gap:3px;width:2rem;height:2rem;background:transparent;border:none;cursor:pointer;padding:var(--space-1);border-radius:var(--radius-md)}.mobile-nav-toggle:hover{background:var(--surface-hover)}.mobile-nav-toggle span{width:100%;height:2px;background:var(--text-primary);border-radius:var(--radius-full);transition:all var(--transition-fast)}.mobile-nav-toggle.active span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}.mobile-nav-toggle.active span:nth-child(2){opacity:0}.mobile-nav-toggle.active span:nth-child(3){transform:rotate(-45deg) translate(7px,-6px)}@media (max-width: 1024px){.header-search,.user-info,.brand-tagline{display:none}}@media (max-width: 768px){.header-content{padding:0 var(--space-4);gap:var(--space-4)}.header-nav{display:none}.mobile-nav-toggle{display:flex}.quick-actions{gap:var(--space-1)}.notification-button,.quick-action-btn{width:2.25rem;height:2.25rem}.user-avatar{width:1.75rem;height:1.75rem}.brand-name{font-size:var(--text-lg)}}@media (max-width: 480px){.header-content{padding:0 var(--space-3)}.header-actions{gap:var(--space-2)}.quick-actions{display:none}}.nav-link:focus,.user-trigger:focus,.search-input:focus{outline:2px solid var(--color-primary);outline-offset:2px}@media (prefers-reduced-motion: reduce){.header,.brand-link,.nav-link,.user-trigger,.user-dropdown,.dropdown-arrow{transition:none}}@media print{.header{display:none}}[data-theme=dark] .apple-header{border-bottom-color:var(--border-primary)}[data-theme=dark] .search-input{background:var(--bg-tertiary)}[data-theme=dark] .search-input:focus{background:var(--bg-secondary)}@media (max-width: 767px){.header-actions{gap:var(--space-2);margin-right:0;padding:var(--space-2)}.header-search{display:none}}@media (min-width: 768px) and (max-width: 1023px){.header-search .search-input{width:220px}.header-actions{gap:var(--space-3)}}.app-layout{min-height:100vh;background:var(--bg-secondary);position:relative}.main-content{padding-top:5rem;min-height:calc(100vh - 5rem);background:var(--bg-primary);transition:background-color var(--transition-normal)}.page-container{max-width:var(--container-xl);margin:0 auto;padding:var(--space-8) var(--space-6);background:var(--bg-primary);transition:background-color var(--transition-normal)}.page-header{margin-bottom:var(--space-8);padding-bottom:var(--space-6);border-bottom:1px solid var(--border-light)}.page-title{font-size:var(--text-3xl);font-weight:700;color:var(--text-primary);margin-bottom:var(--space-2);line-height:var(--line-height-tight)}.page-subtitle{font-size:var(--text-lg);color:var(--text-secondary);margin-bottom:var(--space-4)}.page-actions{display:flex;align-items:center;gap:var(--space-3);flex-wrap:wrap}.content-section{background:var(--surface);border:1px solid var(--border-light);border-radius:var(--radius-xl);box-shadow:var(--shadow-sm);overflow:hidden;margin-bottom:var(--space-6)}.section-header{padding:var(--space-6);border-bottom:1px solid var(--border-light);background:var(--bg-secondary)}.section-title{font-size:var(--text-xl);font-weight:600;color:var(--text-primary);margin-bottom:var(--space-1)}.section-description{font-size:var(--text-sm);color:var(--text-secondary)}.section-body{padding:var(--space-6)}.section-footer{padding:var(--space-4) var(--space-6);background:var(--bg-secondary);border-top:1px solid var(--border-light)}.loading-container{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:200px;color:var(--text-secondary)}.loading-text{margin-top:var(--space-4);font-size:var(--text-sm)}.empty-state{text-align:center;padding:var(--space-12) var(--space-6);color:var(--text-secondary)}.empty-state-icon{font-size:var(--text-5xl);margin-bottom:var(--space-4);opacity:.5}.empty-state-title{font-size:var(--text-xl);font-weight:600;color:var(--text-primary);margin-bottom:var(--space-2)}.empty-state-description{font-size:var(--text-base);margin-bottom:var(--space-6);max-width:400px;margin-left:auto;margin-right:auto}.error-container{background:var(--danger-50);border:1px solid var(--danger-200);border-radius:var(--radius-lg);padding:var(--space-6);margin-bottom:var(--space-6)}.error-title{font-size:var(--text-lg);font-weight:600;color:var(--danger-700);margin-bottom:var(--space-2)}.error-message{color:var(--danger-600);font-size:var(--text-sm)}@media (max-width: 768px){.page-container{padding:var(--space-6) var(--space-4)}.page-title{font-size:var(--text-2xl)}.page-subtitle{font-size:var(--text-base)}.page-actions{flex-direction:column;align-items:stretch}.page-actions .btn{justify-content:center}.section-header,.section-body,.section-footer{padding:var(--space-4)}.empty-state{padding:var(--space-8) var(--space-4)}.empty-state-icon{font-size:var(--text-4xl)}}.dashboard-container{max-width:1400px;margin:0 auto}.page-header{background:var(--surface);border-radius:16px;box-shadow:0 4px 6px -1px #0000001a;border:1px solid var(--border-light);margin-bottom:32px;padding:32px;display:flex;justify-content:space-between;align-items:center;position:relative;overflow:hidden;transition:all var(--transition-normal)}[data-theme=dark] .page-header{box-shadow:0 4px 6px -1px #0000004d}.page-header:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,#3b82f6,#8b5cf6)}.page-title{margin:0;font-size:32px;font-weight:700;color:var(--text-primary);line-height:1.2;display:flex;align-items:center;gap:12px;transition:color var(--transition-normal)}.page-subtitle{color:var(--text-secondary);font-size:16px;margin:8px 0 0;font-weight:500;transition:color var(--transition-normal)}.page-actions{display:flex;gap:16px;align-items:center}.grid{display:grid;gap:24px}.grid-cols-1{grid-template-columns:1fr}.grid-cols-2{grid-template-columns:repeat(2,1fr)}.grid-cols-3{grid-template-columns:repeat(3,1fr)}.grid-cols-4{grid-template-columns:repeat(4,1fr)}@media (min-width: 768px){.md\:grid-cols-2{grid-template-columns:repeat(2,1fr)}.md\:grid-cols-3{grid-template-columns:repeat(3,1fr)}.md\:grid-cols-4{grid-template-columns:repeat(4,1fr)}}@media (min-width: 1024px){.lg\:grid-cols-2{grid-template-columns:repeat(2,1fr)}.lg\:grid-cols-3{grid-template-columns:repeat(3,1fr)}.lg\:grid-cols-4{grid-template-columns:repeat(4,1fr)}}.card{background:var(--surface);border-radius:16px;box-shadow:0 4px 6px -1px #0000001a;border:1px solid var(--border-light);overflow:hidden;transition:all var(--transition-normal);text-decoration:none;color:inherit;display:flex;flex-direction:column;height:100%}.card:hover{transform:translateY(-4px);box-shadow:0 10px 25px -5px #00000026;text-decoration:none;color:inherit}[data-theme=dark] .card{box-shadow:0 4px 6px -1px #0000004d}[data-theme=dark] .card:hover{box-shadow:0 10px 25px -5px #0006}.card-interactive{cursor:pointer}.card-interactive:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,#3b82f6,#8b5cf6);opacity:0;transition:all .3s ease}.card-interactive:hover:before{opacity:1}.card-body{padding:24px;display:flex;justify-content:space-between;align-items:center;flex:1;height:120px}.stat-card{background:var(--surface);border-radius:16px;box-shadow:0 4px 6px -1px #0000001a;border:1px solid var(--border-light);overflow:hidden;transition:all var(--transition-normal);position:relative}.stat-card:hover{transform:translateY(-4px);box-shadow:0 10px 25px -5px #00000026}[data-theme=dark] .stat-card{box-shadow:0 4px 6px -1px #0000004d}[data-theme=dark] .stat-card:hover{box-shadow:0 10px 25px -5px #00000080}.stat-card:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,#3b82f6,#8b5cf6)}.stat-card-content{padding:24px;display:flex;justify-content:space-between;align-items:center}.stat-value{font-size:36px;font-weight:800;line-height:1;margin:8px 0;color:var(--text-primary);transition:color var(--transition-normal)}.stat-label{font-size:14px;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px;margin:0;transition:color var(--transition-normal)}.stat-meta{font-size:12px;color:var(--text-tertiary);margin:4px 0 0;transition:color var(--transition-normal);line-height:1.3;min-height:16px}.stat-icon{font-size:48px;opacity:.8;flex-shrink:0;display:flex;align-items:center;justify-content:center}.content-section{background:var(--surface);border-radius:16px;box-shadow:0 4px 6px -1px #0000001a;border:1px solid var(--border-light);overflow:hidden;transition:all var(--transition-normal)}.content-section:hover{transform:translateY(-2px);box-shadow:0 10px 25px -5px #0000001a}[data-theme=dark] .content-section{box-shadow:0 4px 6px -1px #0000004d}[data-theme=dark] .content-section:hover{box-shadow:0 10px 25px -5px #00000080}.section-header{padding:24px 24px 0;border-bottom:1px solid var(--border-light);margin-bottom:0}.section-title{font-size:20px;font-weight:700;color:var(--text-primary);margin:0 0 8px;display:flex;align-items:center;gap:8px;transition:color var(--transition-normal)}.section-description{color:var(--text-secondary);font-size:14px;margin:0 0 16px;font-weight:500;transition:color var(--transition-normal)}.section-body{padding:24px}.status-active{color:#10b981}.status-assigned{color:#3b82f6}.status-warning{color:#f59e0b}.status-danger{color:#ef4444}.text-primary{color:#3b82f6}.text-secondary{color:#64748b}[data-theme=dark] .stat-value{color:var(--text-primary)}[data-theme=dark] .text-primary,[data-theme=dark] .status-warning{color:#fff}[data-theme=dark] .status-value,[data-theme=dark] .category-count{color:var(--text-primary)}.bg-success-50{background:#ecfdf5}.bg-primary-50{background:#eff6ff}.bg-warning-50{background:#fffbeb}.bg-gray-50{background:#f9fafb}.bg-bg-secondary{background:#f1f5f9}.border-success-200{border-color:#bbf7d0}.border-primary-200{border-color:#bfdbfe}.border-warning-200{border-color:#fed7aa}.border-gray-200{border-color:#e5e7eb}.status-grid-item{text-align:center;padding:20px;border-radius:12px;border:2px solid;transition:all .3s ease;background:#fff}.status-grid-item:hover{transform:translateY(-2px);box-shadow:0 8px 15px -3px #0000001a}.status-grid-item.success{border-color:#bbf7d0;background:linear-gradient(135deg,#ecfdf5,#d1fae5)}.status-grid-item.primary{border-color:#bfdbfe;background:linear-gradient(135deg,#eff6ff,#dbeafe)}.status-grid-item.warning{border-color:#fed7aa;background:linear-gradient(135deg,#fffbeb,#fef3c7)}.status-grid-item.gray{border-color:#e5e7eb;background:linear-gradient(135deg,#f9fafb,#f3f4f6)}[data-theme=dark] .status-grid-item{background:var(--surface);border-color:var(--border-light)}[data-theme=dark] .status-grid-item.success{background:var(--surface);border-color:var(--color-success-500)}[data-theme=dark] .status-grid-item.primary{background:var(--surface);border-color:var(--color-primary-500)}[data-theme=dark] .status-grid-item.warning{background:var(--surface);border-color:var(--color-warning-500)}[data-theme=dark] .status-grid-item.gray{background:var(--surface);border-color:var(--border-light)}.status-value{font-size:32px;font-weight:800;margin:8px 0;line-height:1}.status-label{font-size:13px;font-weight:600;text-transform:uppercase;letter-spacing:.5px;color:var(--text-secondary);transition:color var(--transition-normal)}.category-item{display:flex;align-items:center;justify-content:space-between;padding:16px;background:#f8fafc;border-radius:12px;border:1px solid #e2e8f0;transition:all .3s ease}.category-item:hover{background:#f1f5f9;transform:translate(4px);border-color:#cbd5e1}[data-theme=dark] .category-item{background:var(--surface-hover);border-color:var(--border-light)}[data-theme=dark] .category-item:hover{background:var(--surface-active);border-color:var(--border-medium)}.category-info{display:flex;align-items:center;gap:12px}.category-icon{width:40px;height:40px;border-radius:10px;background:linear-gradient(135deg,#3b82f6,#8b5cf6);display:flex;align-items:center;justify-content:center;font-size:20px;color:#fff;box-shadow:0 4px 8px #3b82f64d}.category-name{font-weight:600;color:#1e293b;font-size:14px}[data-theme=dark] .category-name{color:var(--text-primary)}.category-stats{display:flex;align-items:center;gap:12px}.category-count{font-weight:700;color:#1e293b;font-size:16px;min-width:24px;text-align:right}.category-progress{width:80px;height:6px;background:#e2e8f0;border-radius:3px;overflow:hidden}.category-progress-bar{height:100%;background:linear-gradient(90deg,#3b82f6,#8b5cf6);border-radius:3px;transition:all .3s ease}.activity-list{display:flex;flex-direction:column;gap:12px}.activity-item{display:flex;align-items:center;gap:16px;padding:16px;border-radius:12px;transition:all .3s ease;text-decoration:none;color:inherit;border:1px solid transparent}.activity-item:hover{background:#f8fafc;transform:translate(4px);border-color:#e2e8f0;text-decoration:none;color:inherit}[data-theme=dark] .activity-item:hover{background:var(--surface-hover);border-color:var(--border-light)}.activity-icon{width:48px;height:48px;border-radius:12px;background:linear-gradient(135deg,#f1f5f9,#e2e8f0);display:flex;align-items:center;justify-content:center;font-size:20px;flex-shrink:0}[data-theme=dark] .activity-icon{background:linear-gradient(135deg,var(--surface-hover),var(--surface-active))}.activity-content{flex:1;min-width:0}.activity-title{font-weight:600;color:#1e293b;margin:0 0 4px;font-size:14px}[data-theme=dark] .activity-title{color:var(--text-primary)}.activity-subtitle{color:#64748b;font-size:12px;font-family:Monaco,Menlo,monospace;margin:0}.activity-status{text-align:right;flex-shrink:0}.badge{padding:4px 12px;border-radius:20px;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.5px;display:inline-block}.badge-success{background:#dcfce7;color:#166534;border:1px solid #bbf7d0}.badge-primary{background:#dbeafe;color:#1e40af;border:1px solid #bfdbfe}.badge-warning{background:#fef3c7;color:#92400e;border:1px solid #fed7aa}.badge-secondary{background:#f3f4f6;color:#374151;border:1px solid #e5e7eb}.quick-action{display:flex;align-items:center;gap:16px;padding:20px;border-radius:12px;border:2px solid;transition:all .3s ease;text-decoration:none;color:inherit;position:relative;overflow:hidden}.quick-action:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.4),transparent);transition:all .5s ease}.quick-action:hover:before{left:100%}.quick-action:hover{transform:translateY(-2px);box-shadow:0 8px 15px -3px #0000001a;text-decoration:none;color:inherit}.quick-action.primary{background:linear-gradient(135deg,#eff6ff,#dbeafe);border-color:#bfdbfe}.quick-action.success{background:linear-gradient(135deg,#ecfdf5,#d1fae5);border-color:#bbf7d0}.quick-action.warning{background:linear-gradient(135deg,#fffbeb,#fef3c7);border-color:#fed7aa}.quick-action.gray{background:linear-gradient(135deg,#f9fafb,#f3f4f6);border-color:#e5e7eb}.quick-action-icon{width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:24px;color:#fff;flex-shrink:0;box-shadow:0 4px 8px #0000001a}.quick-action-icon.primary{background:linear-gradient(135deg,#3b82f6,#1d4ed8)}.quick-action-icon.success{background:linear-gradient(135deg,#10b981,#059669)}.quick-action-icon.warning{background:linear-gradient(135deg,#f59e0b,#d97706)}.quick-action-icon.gray{background:linear-gradient(135deg,#6b7280,#4b5563)}.quick-action-content{flex:1}.quick-action-title{font-weight:700;font-size:16px;margin:0 0 4px;line-height:1.2}.quick-action-description{font-size:14px;margin:0;opacity:.8}.quick-action.primary .quick-action-title{color:#1e40af}.quick-action.primary .quick-action-description{color:#3730a3}.quick-action.success .quick-action-title{color:#166534}.quick-action.success .quick-action-description{color:#14532d}.quick-action.warning .quick-action-title{color:#92400e}.quick-action.warning .quick-action-description{color:#78350f}.quick-action.gray .quick-action-title{color:#374151}.quick-action.gray .quick-action-description{color:#4b5563}.btn-sm{padding:8px 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1024px){.page-header{padding:24px}.page-title{font-size:28px}.grid{gap:16px}.lg\:grid-cols-2{grid-template-columns:1fr}}@media (max-width: 768px){.page-header{flex-direction:column;gap:16px;text-align:center}.md\:grid-cols-2,.md\:grid-cols-3,.md\:grid-cols-4{grid-template-columns:1fr}.card-body,.stat-card-content,.section-header,.section-body,.quick-action{padding:16px}.quick-action-icon{width:40px;height:40px;font-size:20px}}@media (max-width: 480px){.page-header{padding:20px}.page-title{font-size:24px}.stat-value{font-size:28px}.status-value{font-size:24px}}.device-list-page{max-width:1400px;margin:0 auto}.page-header{background:linear-gradient(135deg,var(--color-primary-50),var(--color-primary-100));border-radius:var(--radius-xl);padding:var(--space-8);margin-bottom:var(--space-8);border:1px solid var(--color-primary-200)}.page-header h1{background:linear-gradient(135deg,var(--color-primary-600),var(--color-primary-700));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;font-size:2.5rem;margin:0}.page-header-actions{display:flex;gap:var(--space-3);align-items:center}@media (max-width: 768px){.page-header{padding:var(--space-6)}.page-header h1{font-size:2rem}.page-header-content{flex-direction:column;align-items:stretch;gap:var(--space-4)}.page-header-actions{justify-content:stretch}.page-header-actions .btn{flex:1}}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:var(--space-6);margin-bottom:var(--space-8)}.stat-card{background:linear-gradient(135deg,white 0%,var(--color-gray-50) 100%);border:1px solid var(--color-gray-200);border-radius:var(--radius-xl);padding:var(--space-6);transition:var(--transition-all);position:relative;overflow:hidden;box-shadow:var(--shadow-md);display:flex;flex-direction:column;height:100%}.stat-card:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--color-primary-500),var(--color-primary-600));transition:var(--transition-all)}.stat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-xl);border-color:var(--color-primary-300)}.stat-card:hover:before{height:6px}.stat-card-content{display:flex;align-items:center;justify-content:space-between;gap:var(--space-4);flex:1;height:120px}.stat-container{display:flex;flex-direction:column;justify-content:space-between;height:100%;flex:1}.stat-card .stat-value{font-size:2.5rem;font-weight:var(--font-weight-bold);line-height:1;color:var(--text-primary);margin:8px 0;transition:color var(--transition-normal)}.stat-card .stat-label{font-size:.875rem;font-weight:var(--font-weight-medium);text-transform:uppercase;letter-spacing:.05em;color:var(--text-secondary);margin:0;transition:color var(--transition-normal)}.stat-card .stat-meta{font-size:.75rem;color:var(--text-tertiary);margin:4px 0 0;transition:color var(--transition-normal);line-height:1.3;min-height:16px}.stat-card .stat-icon{flex-shrink:0;display:flex;align-items:center;justify-content:center;opacity:.8}.filters-container{background:#fff;border:1px solid var(--color-gray-200);border-radius:var(--radius-xl);padding:var(--space-6);margin-bottom:var(--space-8);box-shadow:var(--shadow-md)}.search-container{margin-bottom:var(--space-5)}.search-container .input-group{position:relative;max-width:500px}.search-container .form-control{border-radius:var(--radius-lg);border:2px solid var(--color-gray-200);padding:var(--space-4) var(--space-5);font-size:1rem;transition:var(--transition-all)}.search-container .form-control:focus{border-color:var(--color-primary-500);box-shadow:0 0 0 4px #3b82f61a}.search-container .input-group-text{position:absolute;right:var(--space-4);top:50%;transform:translateY(-50%);background:none;border:none;color:var(--color-gray-400);pointer-events:none;z-index:10}.filter-controls{display:flex;align-items:center;gap:var(--space-4);flex-wrap:wrap}.filter-controls .form-select{min-width:180px;border-radius:var(--radius-lg);border:2px solid var(--color-gray-200);padding:var(--space-3) var(--space-4);font-size:.875rem;transition:var(--transition-all)}.filter-controls .form-select:focus{border-color:var(--color-primary-500);box-shadow:0 0 0 4px #3b82f61a}.view-toggle{display:flex;border:2px solid var(--color-gray-200);border-radius:var(--radius-lg);overflow:hidden;margin-left:auto}.view-toggle .btn{border:none;border-radius:0;padding:var(--space-3) var(--space-4);background:#fff;color:var(--color-gray-600);font-size:1.2rem;transition:var(--transition-all)}.view-toggle .btn.btn-primary{background:var(--color-primary-500);color:#fff}.view-toggle .btn:hover:not(.btn-primary){background:var(--color-gray-50)}.active-filters{background:linear-gradient(135deg,var(--color-primary-50),var(--color-primary-100));border:1px solid var(--color-primary-200);border-radius:var(--radius-lg);padding:var(--space-4);margin-bottom:var(--space-6);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.active-filters-label{font-size:.875rem;font-weight:var(--font-weight-semibold);color:var(--color-primary-800);margin-bottom:var(--space-3);display:block}.active-filters-list{display:flex;align-items:center;gap:var(--space-3);flex-wrap:wrap}.filter-tag{display:inline-flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-3);background:#fff;color:var(--color-primary-700);border:1px solid var(--color-primary-300);border-radius:var(--radius-md);font-size:.75rem;font-weight:var(--font-weight-medium);box-shadow:var(--shadow-sm);transition:var(--transition-all)}.filter-tag:hover{transform:translateY(-1px);box-shadow:var(--shadow-md)}.filter-tag button{background:none;border:none;color:var(--color-primary-600);cursor:pointer;font-size:1rem;line-height:1;padding:0;margin-left:var(--space-2);width:18px;height:18px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:var(--transition-all)}.filter-tag button:hover{background:var(--color-primary-100);color:var(--color-primary-800)}.device-grid-container{width:100%;padding:0;margin:0;box-sizing:border-box}.device-list-grid{display:grid!important;grid-template-columns:repeat(4,1fr)!important;gap:20px!important;margin-bottom:var(--space-8)!important;width:100%!important;max-width:100%!important;box-sizing:border-box!important;padding:0!important}.device-list-grid .device-card{width:100%!important;max-width:none!important;justify-self:stretch!important;box-sizing:border-box!important}@media (min-width: 1200px){.device-list-grid{grid-template-columns:repeat(4,1fr)!important;gap:18px!important}}@media (min-width: 900px) and (max-width: 1199px){.device-list-grid{grid-template-columns:repeat(3,1fr)!important;gap:20px!important}}@media (min-width: 600px) and (max-width: 899px){.device-list-grid{grid-template-columns:repeat(2,1fr)!important;gap:20px!important}}@media (max-width: 599px){.device-list-grid{grid-template-columns:1fr!important;gap:15px!important}}.device-card{background:#fff;border:1px solid var(--color-gray-200);border-radius:var(--radius-xl);overflow:hidden;transition:var(--transition-all);position:relative;box-shadow:var(--shadow-md);display:flex;flex-direction:column;height:100%}.device-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-xl);border-color:var(--color-primary-300)}.device-card-link{display:block;text-decoration:none;color:inherit;flex:1;display:flex;flex-direction:column}.device-card-header{display:flex;align-items:center;justify-content:space-between;padding:var(--space-5);background:linear-gradient(135deg,var(--color-gray-50) 0%,white 100%);border-bottom:1px solid var(--color-gray-100)}.device-icon{width:3.5rem;height:3.5rem;background:linear-gradient(135deg,var(--color-primary-500),var(--color-primary-600));color:#fff;border-radius:var(--radius-xl);display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-lg);transition:var(--transition-all)}.device-card:hover .device-icon{transform:scale(1.1) rotate(5deg)}.device-card-content{padding:var(--space-5);flex:1}.device-name{font-size:1.25rem;font-weight:var(--font-weight-semibold);color:var(--color-gray-900);margin-bottom:var(--space-3);line-height:1.3}.device-category{display:flex;align-items:center;gap:var(--space-2);font-size:.875rem;color:var(--color-gray-600);margin-bottom:var(--space-2);font-weight:var(--font-weight-medium)}.device-serial{font-size:.75rem;color:var(--color-gray-500);font-family:SF Mono,Monaco,Inconsolata,Roboto Mono,monospace;margin-bottom:var(--space-2);padding:var(--space-1) var(--space-2);background:var(--color-gray-50);border-radius:var(--radius-sm);display:inline-block}.device-model{font-size:.875rem;color:var(--color-gray-600);font-weight:var(--font-weight-medium)}.device-card-actions{padding:var(--space-4) var(--space-5);border-top:1px solid var(--color-gray-100);background:linear-gradient(135deg,var(--color-gray-50),white)}.device-card-actions .btn{width:100%;justify-content:center}.devices-table{background:#fff;border-radius:var(--radius-xl);overflow:hidden;box-shadow:var(--shadow-lg);border:1px solid var(--color-gray-200)}.devices-table .table{margin:0;box-shadow:none}.devices-table .table th{background:linear-gradient(135deg,var(--color-gray-50),var(--color-gray-100));font-weight:var(--font-weight-semibold);color:var(--color-gray-700);padding:var(--space-4) var(--space-5);font-size:.875rem;text-transform:uppercase;letter-spacing:.05em}.devices-table .table td{padding:var(--space-4) var(--space-5);vertical-align:middle}.devices-table .table tbody tr{transition:var(--transition-all)}.devices-table .table tbody tr:hover{background:linear-gradient(135deg,var(--color-primary-50),var(--color-primary-25));transform:translate(4px)}.device-info{display:flex;align-items:center;gap:var(--space-3)}.device-icon-small{width:2.5rem;height:2.5rem;background:linear-gradient(135deg,var(--color-primary-500),var(--color-primary-600));color:#fff;border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;flex-shrink:0;box-shadow:var(--shadow-md)}.device-text{min-width:0}.device-name-link{color:var(--color-gray-900);text-decoration:none;font-weight:var(--font-weight-semibold);transition:var(--transition-all)}.device-name-link:hover{color:var(--color-primary-600)}.device-actions{display:flex;gap:var(--space-2);align-items:center}.device-actions .btn{padding:var(--space-2) var(--space-3);font-size:.75rem}.loading-container{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--space-16);background:#fff;border-radius:var(--radius-xl);box-shadow:var(--shadow-lg);border:1px solid var(--color-gray-200)}.loading-container .loading-spinner{width:3rem;height:3rem;border-width:3px;margin-bottom:var(--space-4)}.loading-container p{color:var(--color-gray-600);font-size:1rem;font-weight:var(--font-weight-medium)}.empty-state{background:#fff;border:1px solid var(--color-gray-200);border-radius:var(--radius-xl);padding:var(--space-16);text-align:center;box-shadow:var(--shadow-lg)}.empty-state-content{max-width:500px;margin:0 auto}.empty-state-icon{margin-bottom:var(--space-6);opacity:.6;filter:grayscale(20%)}.empty-state h3{font-size:1.5rem;font-weight:var(--font-weight-semibold);color:var(--color-gray-900);margin-bottom:var(--space-4)}.empty-state p{font-size:1rem;color:var(--color-gray-600);margin-bottom:var(--space-6);line-height:1.6}.link-button{background:none;border:none;color:var(--color-primary-600);text-decoration:underline;cursor:pointer;font-size:inherit;font-weight:var(--font-weight-medium);transition:var(--transition-all)}.link-button:hover{color:var(--color-primary-700)}.error-container{background:#fff;border:1px solid var(--color-danger-200);border-radius:var(--radius-xl);padding:var(--space-16);text-align:center;box-shadow:var(--shadow-lg)}.error-content{max-width:500px;margin:0 auto;background:var(--color-danger-50);border:1px solid var(--color-danger-200);border-radius:var(--radius-xl);padding:var(--space-8)}.error-content h3{color:var(--color-danger-800);font-size:1.5rem;margin-bottom:var(--space-4)}.error-content p{color:var(--color-danger-700);font-size:1rem;margin-bottom:var(--space-6);line-height:1.6}@media (max-width: 768px){.stats-grid{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:var(--space-4)}.stat-card{padding:var(--space-4)}.stat-card .stat-value{font-size:2rem}.filters-container{padding:var(--space-4)}.filter-controls{flex-direction:column;align-items:stretch}.filter-controls .form-select{min-width:auto;width:100%}.view-toggle{margin-left:0;width:100%}.device-card{margin-bottom:var(--space-4)}.devices-table{font-size:.875rem}.devices-table .table th,.devices-table .table td{padding:var(--space-3)}.device-info{flex-direction:column;align-items:flex-start;gap:var(--space-2)}.device-actions{flex-direction:column;width:100%}.device-actions .btn{width:100%}}@media (max-width: 480px){.stats-grid{grid-template-columns:1fr;gap:var(--space-3)}.stat-card-content{flex-direction:column;align-items:flex-start;gap:var(--space-3)}.active-filters-list{flex-direction:column;align-items:stretch}.filter-tag{justify-content:space-between}}@keyframes deviceCardSlideIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.device-card{animation:deviceCardSlideIn .3s ease-out}.device-card:nth-child(2n){animation-delay:.1s}.device-card:nth-child(odd){animation-delay:.2s}.device-card-link:focus{outline:2px solid var(--color-primary-500);outline-offset:2px}.device-name-link:focus{outline:2px solid var(--color-primary-500);outline-offset:2px;border-radius:var(--radius-sm)}[data-theme=dark] .stat-card{background:linear-gradient(135deg,var(--surface) 0%,var(--bg-secondary) 100%);border-color:var(--border-medium)}[data-theme=dark] .device-card{background:var(--surface);border-color:var(--border-medium)}[data-theme=dark] .device-card-header{background:linear-gradient(135deg,var(--bg-secondary) 0%,var(--surface) 100%)}[data-theme=dark] .filters-container,[data-theme=dark] .devices-table{background:var(--surface);border-color:var(--border-medium)}[data-theme=dark] .devices-table .table th{background:linear-gradient(135deg,var(--bg-secondary),var(--bg-tertiary))}[data-theme=dark] .empty-state,[data-theme=dark] .loading-container{background:var(--surface);border-color:var(--border-medium)}@media print{.page-header-actions,.filters-container,.view-toggle,.device-card-actions{display:none!important}.device-card{break-inside:avoid;box-shadow:none!important;border:1px solid var(--color-gray-400)!important}.device-list-grid{grid-template-columns:repeat(2,1fr)}}.device-list-page .devices-grid .device-list-grid,.device-list-page [class*=device-list-grid],.device-list-page .device-list-grid{display:grid!important;grid-template-columns:repeat(auto-fit,minmax(280px,1fr))!important;gap:20px!important;width:100%!important;max-width:100%!important;margin:0 0 32px!important;padding:0!important;box-sizing:border-box!important}@media (min-width: 1400px){.device-list-page .devices-grid .device-list-grid,.device-list-page [class*=device-list-grid],.device-list-page .device-list-grid{grid-template-columns:repeat(4,1fr)!important;gap:24px!important}}.device-list-page .device-list-grid .device-card,.device-list-page [class*=device-list-grid] .device-card{width:100%!important;max-width:none!important;min-width:280px!important;justify-self:stretch!important;align-self:stretch!important;box-sizing:border-box!important}.device-detail{max-width:1200px;margin:0 auto;padding:24px;background:#f8fafc;min-height:100vh}.device-detail-header{background:#fff;border-radius:16px;box-shadow:0 4px 6px -1px #0000001a;border:1px solid #e2e8f0;margin-bottom:32px;padding:32px;display:flex;justify-content:space-between;align-items:center;position:relative;overflow:hidden}.device-detail-header:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,#3b82f6,#8b5cf6)}.header-actions{display:flex;gap:16px;align-items:center}.status-badge{padding:8px 16px;border-radius:20px;color:#fff;font-size:13px;font-weight:600;text-transform:uppercase;letter-spacing:.5px;box-shadow:0 2px 4px #0000001a}.error-message{background:#fef2f2;color:#991b1b;padding:16px 20px;border-radius:12px;margin-bottom:24px;border:1px solid #fecaca;display:flex;align-items:center;gap:12px;font-weight:500}.device-detail-content{display:grid;grid-template-columns:2fr 1fr;gap:32px}.detail-main,.detail-sidebar{display:flex;flex-direction:column;gap:24px}.detail-card{background:#fff;border-radius:16px;box-shadow:0 4px 6px -1px #0000001a;border:1px solid #e2e8f0;overflow:hidden;transition:all .3s ease}.detail-card:hover{transform:translateY(-2px);box-shadow:0 10px 25px -5px #0000001a}.detail-card h3{margin:0;color:#1e293b;font-size:20px;font-weight:700;padding:24px 24px 0;display:flex;align-items:center;gap:12px}.detail-info{padding:24px;display:flex;flex-direction:column;gap:0}.info-row{display:flex;justify-content:space-between;align-items:center;padding:16px 0;border-bottom:1px solid #f1f5f9;transition:all .3s ease}.info-row:last-child{border-bottom:none}.info-row:hover{background:#f8fafc;margin:0 -16px;padding:16px;border-radius:8px}.info-row .label{font-weight:600;color:#64748b;font-size:14px;text-transform:uppercase;letter-spacing:.5px;min-width:140px}.info-row .value{color:#1e293b;font-weight:600;font-size:16px;text-align:right;flex:1}.edit-form{padding:24px;display:flex;flex-direction:column;gap:24px;background:#f8fafc;border-radius:12px;margin:16px}.form-group label{font-weight:600;color:#374151;font-size:14px;text-transform:uppercase;letter-spacing:.5px}.form-group input{padding:12px 16px;border:2px solid #e2e8f0;border-radius:12px;font-size:16px;font-weight:500;background:#fff;transition:all .3s ease}.form-group input:focus{border-color:#3b82f6;outline:none;box-shadow:0 0 0 3px #3b82f61a}.form-actions{display:flex;gap:12px;padding-top:16px;border-top:1px solid #e2e8f0}.quick-stats{padding:24px;display:flex;flex-direction:column;gap:20px}.stat-item{display:flex;justify-content:space-between;align-items:center;padding:16px;background:#f8fafc;border-radius:12px;border:1px solid #e2e8f0;transition:all .3s ease}.stat-item:hover{background:#f1f5f9;transform:translate(4px)}.stat-label{font-weight:600;color:#64748b;font-size:13px;text-transform:uppercase;letter-spacing:.5px}.stat-value{color:#1e293b;font-weight:700;font-size:16px}.quick-actions{padding:24px;display:flex;flex-direction:column;gap:12px}.quick-actions .btn{justify-content:flex-start;text-align:left;padding:16px 20px;border-radius:12px;font-weight:600;transition:all .3s ease}.quick-actions .btn:hover{transform:translate(4px)}.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 20px;border-radius:12px;font-weight:600;font-size:14px;text-decoration:none;cursor:pointer;transition:all .3s ease;border:2px solid transparent;white-space:nowrap}.btn-outline{background:transparent;color:#64748b;border-color:#e2e8f0}.btn-outline:hover{background:#f8fafc;color:#374151;border-color:#cbd5e1;transform:translateY(-2px);box-shadow:0 4px 8px #0000001a}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none!important}.device-detail-loading{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:400px;background:#fff;border-radius:16px;box-shadow:0 4px 6px -1px #0000001a;border:1px solid #e2e8f0;margin:24px auto;max-width:500px}.device-detail-loading .loading-spinner{width:48px;height:48px;border:4px solid #e2e8f0;border-top:4px solid #3b82f6;border-radius:50%;animation:spin 1s linear infinite;margin-bottom:24px}.device-detail-loading p{color:#64748b;font-size:16px;font-weight:500;margin:0}.device-not-found{background:#fff;border-radius:16px;box-shadow:0 4px 6px -1px #0000001a;border:1px solid #e2e8f0;padding:80px 40px;text-align:center;margin:24px auto;max-width:500px}.device-not-found h2{color:#374151;font-size:24px;font-weight:700;margin:0 0 24px}@media (max-width: 1024px){.device-detail{padding:16px}.device-detail-header{padding:24px}.header-left h1{font-size:28px}.device-detail-content{grid-template-columns:1fr;gap:24px}.detail-sidebar{order:-1}}@media (max-width: 768px){.device-detail-header{flex-direction:column;gap:16px;text-align:center}.header-left{flex-direction:column;gap:12px}.header-actions{width:100%;justify-content:center}.info-row{flex-direction:column;align-items:flex-start;gap:8px;text-align:left}.info-row .value{text-align:left}.quick-stats,.quick-actions{padding:16px}}@media (max-width: 480px){.device-detail{padding:12px}.device-detail-header{padding:20px}.header-left h1{font-size:24px}.detail-card h3{padding:20px 20px 0;font-size:18px}.detail-info,.edit-form,.quick-stats,.quick-actions{padding:20px}.form-actions{flex-direction:column}.btn{justify-content:center}}.device-form{max-width:800px;margin:0 auto;padding:24px;background:#f8fafc;min-height:100vh}.device-form-header{background:#fff;border-radius:16px;box-shadow:0 4px 6px -1px #0000001a;border:1px solid #e2e8f0;margin-bottom:32px;padding:32px;position:relative;overflow:hidden}.device-form-header:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,#3b82f6,#8b5cf6)}.header-left{display:flex;align-items:center;gap:20px}.header-left h1{margin:0;color:#1e293b;font-size:32px;font-weight:700;line-height:1.2}.btn-link{background:#f1f5f9;border:2px solid #e2e8f0;color:#475569;cursor:pointer;font-size:14px;font-weight:600;text-decoration:none;padding:12px 16px;border-radius:12px;transition:all .3s ease;display:inline-flex;align-items:center;gap:8px}.btn-link:hover{background:#e2e8f0;color:#334155;transform:translateY(-2px);box-shadow:0 4px 8px #0000001a}.alert{padding:16px 20px;border-radius:12px;margin-bottom:24px;display:flex;align-items:center;gap:12px;font-weight:500}.alert-danger{background:#fef2f2;color:#991b1b;border:1px solid #fecaca}.alert-icon{flex-shrink:0}.device-form-content{background:#fff;border-radius:16px;box-shadow:0 4px 6px -1px #0000001a;border:1px solid #e2e8f0;overflow:hidden}.form-section{padding:32px;border-bottom:1px solid #f1f5f9}.form-section:last-child{border-bottom:none}.form-section h2{margin:0 0 24px;color:#1e293b;font-size:24px;font-weight:700;display:flex;align-items:center;gap:12px;padding-bottom:16px;border-bottom:2px solid #f1f5f9}.form-section h2:before{content:"";width:4px;height:24px;background:linear-gradient(135deg,#3b82f6,#8b5cf6);border-radius:2px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-bottom:24px}.form-row:last-child{margin-bottom:0}.form-group{display:flex;flex-direction:column;gap:8px}.form-group.full-width{grid-column:1 / -1}.form-label{font-weight:700;color:#374151;font-size:14px;text-transform:uppercase;letter-spacing:.5px;display:flex;align-items:center;gap:8px}.form-label:after{content:"*";color:#dc2626;font-weight:700}.form-label.optional:after{content:""}.form-control{padding:14px 16px;border:2px solid #e2e8f0;border-radius:12px;font-size:16px;font-weight:500;background:#f8fafc;transition:all .3s ease;color:#374151}.form-control:focus{border-color:#3b82f6;background:#fff;outline:none;box-shadow:0 0 0 3px #3b82f61a;transform:translateY(-1px)}.form-control::placeholder{color:#9ca3af;font-weight:400}.form-control:disabled{background:#f1f5f9;color:#9ca3af;cursor:not-allowed}select.form-control{background-image:url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");background-position:right 12px center;background-repeat:no-repeat;background-size:16px;padding-right:40px;-webkit-appearance:none;-moz-appearance:none;appearance:none;cursor:pointer}textarea.form-control{min-height:120px;resize:vertical;font-family:inherit;line-height:1.5}.form-actions{display:flex;gap:16px;justify-content:flex-end;padding:32px;background:#f8fafc;border-top:1px solid #e2e8f0}.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 24px;border-radius:12px;font-weight:600;font-size:16px;text-decoration:none;cursor:pointer;transition:all .3s ease;border:2px solid transparent;white-space:nowrap;min-width:140px;justify-content:center}.btn-primary{background:linear-gradient(135deg,#3b82f6,#1d4ed8);color:#fff;box-shadow:0 4px 6px -1px #3b82f680}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 15px -3px #3b82f666}.btn-secondary{background:#f1f5f9;color:#475569;border-color:#e2e8f0}.btn-secondary:hover{background:#e2e8f0;color:#334155;transform:translateY(-2px);box-shadow:0 4px 8px #0000001a}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none!important;box-shadow:none!important}.device-form-loading{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:400px;background:#fff;border-radius:16px;box-shadow:0 4px 6px -1px #0000001a;border:1px solid #e2e8f0;margin:24px auto;max-width:500px}.device-form-loading .loading-spinner{width:48px;height:48px;border:4px solid #e2e8f0;border-top:4px solid #3b82f6;border-radius:50%;animation:spin 1s linear infinite;margin-bottom:24px}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.device-form-loading p{color:#64748b;font-size:16px;font-weight:500;margin:0}.form-control.error{border-color:#dc2626;background:#fef2f2}.form-control.error:focus{border-color:#dc2626;box-shadow:0 0 0 3px #dc26261a}.field-error{color:#dc2626;font-size:12px;font-weight:500;margin-top:4px;display:flex;align-items:center;gap:4px}.field-help{color:#64748b;font-size:12px;margin-top:4px;font-style:italic}.form-group-enhanced{position:relative}.form-group-enhanced .form-control:focus+.form-label-floating{transform:translateY(-24px) scale(.8);color:#3b82f6}.form-label-floating{position:absolute;top:14px;left:16px;color:#9ca3af;font-weight:500;transition:all .3s ease;pointer-events:none;background:#fff;padding:0 4px}.form-progress{display:flex;justify-content:center;margin-bottom:32px}.progress-steps{display:flex;align-items:center;gap:16px}.progress-step{width:32px;height:32px;border-radius:50%;background:#e2e8f0;color:#64748b;display:flex;align-items:center;justify-content:center;font-weight:600;font-size:14px;transition:all .3s ease}.progress-step.active{background:#3b82f6;color:#fff;box-shadow:0 4px 8px #3b82f64d}.progress-step.completed{background:#10b981;color:#fff}.progress-line{width:40px;height:2px;background:#e2e8f0;transition:all .3s ease}.progress-line.completed{background:#10b981}@media (max-width: 1024px){.device-form{padding:16px}.device-form-header{padding:24px}.header-left h1{font-size:28px}.form-section{padding:24px}.form-section h2{font-size:20px}}@media (max-width: 768px){.device-form-header{text-align:center}.header-left{flex-direction:column;gap:12px}.form-row{grid-template-columns:1fr;gap:16px}.form-actions{flex-direction:column-reverse;align-items:stretch}.btn{min-width:auto}}@media (max-width: 480px){.device-form{padding:12px}.device-form-header{padding:20px}.header-left h1{font-size:24px}.form-section{padding:20px}.form-section h2{font-size:18px}.form-actions{padding:20px}.btn{padding:12px 20px;font-size:14px}}