:root{--color-primary: #4F46E5;--color-primary-hover: #4338CA;--color-primary-light: #EEF2FF;--color-secondary: #0EA5E9;--color-secondary-hover: #0284C7;--color-secondary-light: #E0F2FE;--color-danger: #EF4444;--color-danger-hover: #DC2626;--color-danger-light: #FEE2E2;--color-warning: #F59E0B;--color-warning-light: #FEF3C7;--color-success: #10B981;--color-success-light: #D1FAE5;--color-background: #F1F5F9;--color-surface: #FFFFFF;--color-surface-hover: #F8FAFC;--color-border: #E2E8F0;--color-border-light: #F1F5F9;--color-text-primary: #0F172A;--color-text-secondary: #64748B;--color-text-tertiary: #94A3B8;--color-text-inverse: #FFFFFF;--gradient-primary: linear-gradient(135deg, #4F46E5, #7C3AED);--gradient-success: linear-gradient(135deg, #10B981, #34D399);--gradient-danger: linear-gradient(135deg, #EF4444, #F87171);--gradient-warning: linear-gradient(135deg, #F59E0B, #FBBF24);--gradient-info: linear-gradient(135deg, #0EA5E9, #38BDF8);--gradient-purple: linear-gradient(135deg, #8B5CF6, #A78BFA);--shadow-sm: 0 1px 3px rgb(0 0 0 / .04), 0 1px 2px rgb(0 0 0 / .02);--shadow-md: 0 4px 12px rgb(0 0 0 / .06), 0 2px 4px rgb(0 0 0 / .03);--shadow-lg: 0 12px 24px rgb(0 0 0 / .08), 0 4px 8px rgb(0 0 0 / .04);--shadow-xl: 0 24px 48px rgb(0 0 0 / .12), 0 8px 16px rgb(0 0 0 / .06);--shadow-colored: 0 8px 24px rgb(79 70 229 / .2);--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 3rem;--radius-sm: .5rem;--radius-md: .75rem;--radius-lg: 1rem;--radius-xl: 1.25rem;--radius-2xl: 1.5rem;--radius-full: 9999px;--font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-size-xs: .75rem;--font-size-sm: .875rem;--font-size-md: 1rem;--font-size-lg: 1.125rem;--font-size-xl: 1.25rem;--font-size-2xl: 1.5rem;--font-size-3xl: 1.875rem;--font-size-4xl: 2.25rem;--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: 1.625;--transition-fast: .15s ease;--transition-normal: .2s ease;--transition-slow: .3s ease;--sidebar-width: 250px;--topbar-height: 68px}[data-theme=dark]{--color-background: #0F172A;--color-surface: #1E293B;--color-surface-hover: #334155;--color-border: #334155;--color-border-light: #1E293B;--color-text-primary: #F1F5F9;--color-text-secondary: #94A3B8;--color-text-tertiary: #64748B;--color-primary-light: rgba(79, 70, 229, .2);--color-secondary-light: rgba(14, 165, 233, .2);--color-danger-light: rgba(239, 68, 68, .2);--color-warning-light: rgba(245, 158, 11, .2);--color-success-light: rgba(16, 185, 129, .2);--shadow-sm: 0 1px 3px rgb(0 0 0 / .2);--shadow-md: 0 4px 12px rgb(0 0 0 / .3);--shadow-lg: 0 12px 24px rgb(0 0 0 / .4);--shadow-xl: 0 24px 48px rgb(0 0 0 / .5)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-family);font-size:var(--font-size-md);line-height:var(--line-height-normal);color:var(--color-text-primary);background-color:var(--color-background);min-height:100vh}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)}p{color:var(--color-text-secondary)}a{color:var(--color-primary);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--color-primary-hover)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--spacing-sm);padding:.625rem 1.25rem;font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold);line-height:1;border:none;border-radius:var(--radius-lg);cursor:pointer;transition:all var(--transition-normal);white-space:nowrap}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--gradient-primary);color:var(--color-text-inverse);box-shadow:0 4px 12px #4f46e54d}.btn-primary:hover:not(:disabled){box-shadow:0 6px 20px #4f46e566;transform:translateY(-1px)}.btn-secondary{background-color:var(--color-surface);color:var(--color-text-primary);border:1px solid var(--color-border)}.btn-secondary:hover:not(:disabled){background-color:var(--color-surface-hover)}.btn-danger{background-color:var(--color-danger);color:var(--color-text-inverse)}.btn-danger:hover:not(:disabled){background-color:var(--color-danger-hover)}.btn-ghost{background-color:transparent;color:var(--color-text-secondary)}.btn-ghost:hover:not(:disabled){background-color:var(--color-surface-hover);color:var(--color-text-primary)}.btn-lg{padding:var(--spacing-md) var(--spacing-lg);font-size:var(--font-size-md)}.btn-sm{padding:var(--spacing-xs) var(--spacing-sm);font-size:var(--font-size-xs)}.btn-icon{width:36px;height:36px;padding:0}.form-group{display:flex;flex-direction:column;gap:var(--spacing-sm)}.form-label{font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);color:var(--color-text-primary)}.form-input,.form-select,.form-textarea{width:100%;padding:.7rem 1rem;font-size:var(--font-size-md);font-family:inherit;color:var(--color-text-primary);background-color:var(--color-surface-hover);border:2px solid transparent;border-radius:var(--radius-lg);transition:all var(--transition-fast)}.form-input:focus,.form-select:focus,.form-textarea:focus{outline:none;border-color:var(--color-primary);background-color:var(--color-surface);box-shadow:0 0 0 3px var(--color-primary-light)}.form-input::placeholder{color:var(--color-text-tertiary)}.form-textarea{resize:vertical;min-height:100px}.form-error{font-size:var(--font-size-sm);color:var(--color-danger)}.form-hint{font-size:var(--font-size-xs);color:var(--color-text-tertiary)}.card{background-color:var(--color-surface);border:none;border-radius:var(--radius-xl);padding:var(--spacing-lg);box-shadow:var(--shadow-md)}.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--spacing-md)}.card-title{font-size:var(--font-size-lg);font-weight:var(--font-weight-semibold)}.card-subtitle{font-size:var(--font-size-sm);color:var(--color-text-secondary)}.badge{display:inline-flex;align-items:center;gap:var(--spacing-xs);padding:var(--spacing-xs) var(--spacing-sm);font-size:var(--font-size-xs);font-weight:var(--font-weight-medium);border-radius:var(--radius-full)}.badge-success{background-color:var(--color-success-light);color:var(--color-success)}.badge-warning{background-color:var(--color-warning-light);color:var(--color-warning)}.badge-danger{background-color:var(--color-danger-light);color:var(--color-danger)}.badge-info{background-color:var(--color-secondary-light);color:var(--color-secondary)}.progress{width:100%;height:8px;background-color:var(--color-border);border-radius:var(--radius-full);overflow:hidden}.progress-bar{height:100%;border-radius:var(--radius-full);transition:width var(--transition-slow)}.progress-success{background-color:var(--color-success)}.progress-warning{background-color:var(--color-warning)}.progress-danger{background-color:var(--color-danger)}.table{width:100%;border-collapse:collapse}.table th,.table td{padding:var(--spacing-md);text-align:left;border-bottom:1px solid var(--color-border)}.table th{font-size:var(--font-size-xs);font-weight:var(--font-weight-semibold);color:var(--color-text-tertiary);text-transform:uppercase;letter-spacing:.05em;background-color:var(--color-surface-hover)}.table tr:hover td{background-color:var(--color-surface-hover)}.app-layout{display:flex;min-height:100vh}.sidebar{position:fixed;left:0;top:0;bottom:0;width:var(--sidebar-width);background-color:var(--color-surface);border-right:1px solid var(--color-border);display:flex;flex-direction:column;z-index:100}.main-content{flex:1;margin-left:var(--sidebar-width);min-height:100vh}.topbar{position:sticky;top:0;height:var(--topbar-height);background-color:var(--color-surface);border-bottom:1px solid var(--color-border);display:flex;align-items:center;justify-content:space-between;padding:0 var(--spacing-xl);z-index:50}.page-content{padding:var(--spacing-xl);max-width:1400px;margin:0 auto}.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--spacing-xl)}.page-title{font-size:var(--font-size-2xl);font-weight:var(--font-weight-bold)}.grid{display:grid;gap:var(--spacing-lg)}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}@media(max-width:1024px){.grid-4,.grid-3{grid-template-columns:repeat(2,1fr)}}@media(max-width:768px){.sidebar{transform:translate(-100%);transition:transform var(--transition-normal)}.sidebar.open{transform:translate(0)}.main-content{margin-left:0}.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}.text-center{text-align:center}.text-right{text-align:right}.text-success{color:var(--color-success)}.text-danger{color:var(--color-danger)}.text-warning{color:var(--color-warning)}.text-secondary{color:var(--color-text-secondary)}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.justify-center{justify-content:center}.gap-xs{gap:var(--spacing-xs)}.gap-sm{gap:var(--spacing-sm)}.gap-md{gap:var(--spacing-md)}.gap-lg{gap:var(--spacing-lg)}.mt-sm{margin-top:var(--spacing-sm)}.mt-md{margin-top:var(--spacing-md)}.mt-lg{margin-top:var(--spacing-lg)}.mb-sm{margin-bottom:var(--spacing-sm)}.mb-md{margin-bottom:var(--spacing-md)}.mb-lg{margin-bottom:var(--spacing-lg)}.w-full{width:100%}.h-full{height:100%}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.animate-fadeIn{animation:fadeIn var(--transition-normal)}.animate-slideIn{animation:slideIn var(--transition-normal)}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--color-background)}::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--color-text-tertiary)}.loading-screen{height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--spacing-md);color:var(--color-text-secondary)}.loading-spinner{width:40px;height:40px;border:3px solid var(--color-border);border-top-color:var(--color-primary);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}[data-theme=dark] .modal-content,[data-theme=dark] .modal{background-color:var(--color-surface)!important;color:var(--color-text-primary)}[data-theme=dark] .modal-header{background-color:var(--color-surface)!important}[data-theme=dark] .form-input,[data-theme=dark] .form-select{background-color:var(--color-surface-hover)!important;color:var(--color-text-primary)!important;border-color:var(--color-border)!important}[data-theme=dark] .form-group label{color:var(--color-text-secondary)!important}[data-theme=dark] .btn-cancel{background-color:var(--color-surface-hover)!important;color:var(--color-text-primary)!important}[data-theme=dark] .delete-modal,[data-theme=dark] .delete-modal h2{color:var(--color-text-primary)!important}[data-theme=dark] .delete-modal p{color:var(--color-text-secondary)!important}.sidebar-header{display:flex;align-items:center;justify-content:space-between;padding:1.5rem 1.25rem}.sidebar-logo{display:flex;align-items:center;gap:.6rem;color:var(--color-primary);font-weight:800;font-size:1.15rem;letter-spacing:-.02em}.sidebar-logo svg{background:var(--gradient-primary);color:#fff;padding:6px;border-radius:10px;width:34px;height:34px}.close-sidebar-btn{display:none;background:none;border:none;color:var(--color-text-tertiary);cursor:pointer;padding:.35rem;border-radius:var(--radius-md)}.close-sidebar-btn:hover{background:var(--color-surface-hover)}.sidebar-nav{flex:1;overflow-y:auto;padding:0 .75rem}.nav-section{display:flex;flex-direction:column;gap:.15rem}.nav-section-title{font-size:.65rem;font-weight:700;color:var(--color-text-tertiary);text-transform:uppercase;letter-spacing:.08em;padding:.75rem .85rem .4rem}.nav-link{display:flex;align-items:center;gap:.75rem;padding:.6rem .85rem;border-radius:var(--radius-lg);font-size:.85rem;font-weight:500;color:var(--color-text-secondary);text-decoration:none;transition:all .2s ease}.nav-link:hover{background-color:var(--color-surface-hover);color:var(--color-text-primary)}.nav-link svg{flex-shrink:0;width:20px;height:20px}.nav-link-active{background:var(--gradient-primary)!important;color:#fff!important;box-shadow:0 4px 12px #4f46e54d;font-weight:600}.nav-link-active svg{color:#fff}.sidebar-footer{padding:.75rem;border-top:1px solid var(--color-border-light)}.user-info{display:flex;align-items:center;gap:.75rem;padding:.5rem;margin-bottom:.5rem}.user-avatar{width:36px;height:36px;border-radius:var(--radius-lg);background:var(--gradient-primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.85rem;flex-shrink:0}.user-details{display:flex;flex-direction:column;gap:.1rem;min-width:0}.user-name{font-weight:600;font-size:.8rem;color:var(--color-text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.user-email{font-size:.65rem;color:var(--color-text-tertiary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sidebar-actions{display:flex;flex-direction:column;gap:.1rem}.logout-btn{width:100%;text-align:left;border:none;background:none;cursor:pointer;font-family:inherit}.logout-btn:hover{color:var(--color-danger)!important;background-color:var(--color-danger-light)!important}@media(max-width:768px){.close-sidebar-btn{display:block}.sidebar{z-index:100;box-shadow:var(--shadow-xl)}}.topbar{height:64px;padding:0 var(--spacing-lg);display:flex;align-items:center;justify-content:space-between;background-color:var(--color-surface);border-bottom:1px solid var(--color-border);position:sticky;top:0;z-index:40}.topbar-left{display:flex;align-items:center;gap:var(--spacing-md)}.topbar-title{font-size:var(--font-size-xl);font-weight:var(--font-weight-semibold);color:var(--color-text-primary)}.topbar-right{display:flex;align-items:center;gap:var(--spacing-md)}.search-box{position:relative;display:flex;align-items:center}.search-icon{position:absolute;left:var(--spacing-md);color:var(--color-text-tertiary);pointer-events:none}.search-input{width:280px;padding:var(--spacing-sm) var(--spacing-md);padding-left:calc(var(--spacing-md) * 2 + 18px);font-size:var(--font-size-sm);color:var(--color-text-primary);background-color:var(--color-surface-hover);border:1px solid transparent;border-radius:var(--radius-full);transition:all var(--transition-fast)}.search-input:focus{outline:none;background-color:var(--color-surface);border-color:var(--color-primary);box-shadow:0 0 0 3px var(--color-primary-light)}.search-input::placeholder{color:var(--color-text-tertiary)}.topbar-btn{position:relative;display:flex;align-items:center;justify-content:center;width:40px;height:40px;background-color:transparent;border:none;border-radius:var(--radius-full);color:var(--color-text-secondary);cursor:pointer;transition:all var(--transition-fast)}.topbar-btn:hover{background-color:var(--color-surface-hover);color:var(--color-text-primary)}.notification-badge{position:absolute;top:4px;right:4px;min-width:18px;height:18px;padding:0 5px;font-size:10px;font-weight:var(--font-weight-bold);color:#fff;background-color:var(--color-danger);border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center}.menu-btn{display:none;background:none;border:none;color:var(--color-text-primary);cursor:pointer;padding:var(--spacing-xs)}@media(max-width:768px){.topbar{padding:0 var(--spacing-md)}.topbar-title{font-size:var(--font-size-lg)}.menu-btn{display:block!important;background:none;border:none;color:var(--color-text-primary);cursor:pointer}.search-box{display:none}}.alerts-wrapper{position:relative}.topbar-btn.has-alerts{color:var(--color-danger)}.alerts-dropdown{position:absolute;top:calc(100% + 8px);right:0;width:340px;max-height:400px;background:#fff;border-radius:.75rem;box-shadow:0 12px 40px #00000026;border:1px solid var(--color-border);z-index:100;overflow:hidden;animation:alertsDrop .2s ease-out}@keyframes alertsDrop{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}.alerts-dropdown-header{display:flex;justify-content:space-between;align-items:center;padding:.75rem 1rem;border-bottom:1px solid var(--color-border);font-weight:600;font-size:.9rem;color:var(--color-text-primary)}.alerts-close{background:none;border:none;color:var(--color-text-secondary);cursor:pointer;padding:.25rem;border-radius:50%}.alerts-close:hover{background:var(--color-surface-hover)}.alerts-dropdown-body{overflow-y:auto;max-height:340px}.alerts-empty{padding:2rem 1rem;text-align:center;color:var(--color-text-secondary);font-size:.875rem}.alert-item{display:flex;align-items:flex-start;gap:.75rem;padding:.75rem 1rem;border-bottom:1px solid var(--color-border);transition:background .15s}.alert-item:last-child{border-bottom:none}.alert-item:hover{background:var(--color-surface-hover)}.alert-item.urgent{background:#fef2f2}.alert-item-icon{flex-shrink:0;margin-top:2px}.alert-item.alert-warranty .alert-item-icon{color:#3b82f6}.alert-item.alert-debt .alert-item-icon{color:#ef4444}.alert-item.alert-budget .alert-item-icon{color:#f59e0b}.alert-item-content{display:flex;flex-direction:column;gap:.1rem}.alert-item-title{font-weight:600;font-size:.85rem;color:var(--color-text-primary)}.alert-item-msg{font-size:.75rem;color:var(--color-text-secondary)}@media(max-width:768px){.alerts-dropdown{width:calc(100vw - 2rem);right:-.5rem}}