*{margin:0;padding:0;box-sizing:border-box}:root{--primary: #2563eb;--primary-dark: #1e40af;--secondary: #64748b;--success: #10b981;--danger: #ef4444;--warning: #f59e0b;--background: #f8fafc;--surface: #ffffff;--border: #e2e8f0;--text: #0f172a;--text-secondary: #64748b;--shadow: 0 1px 3px 0 rgb(0 0 0 / .1), 0 1px 2px -1px 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)}[data-theme=dark]{--background: #0f172a;--surface: #1e293b;--border: #334155;--text: #f1f5f9;--text-secondary: #94a3b8;--shadow: 0 1px 3px 0 rgb(0 0 0 / .4), 0 1px 2px -1px rgb(0 0 0 / .4);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .5), 0 4px 6px -4px rgb(0 0 0 / .4)}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:var(--background);color:var(--text);line-height:1.6}#root{min-height:100vh;display:flex;flex-direction:column}.app-container{display:flex;min-height:100vh}.sidebar{width:250px;background:var(--surface);border-right:1px solid var(--border);padding:1.5rem;position:fixed;height:100vh;overflow-y:auto}.sidebar-header{margin-bottom:2rem}.sidebar-title{font-size:1.5rem;font-weight:700;color:var(--primary);margin-bottom:.25rem}.sidebar-subtitle{font-size:.875rem;color:var(--text-secondary)}.nav-menu{list-style:none}.nav-section-title{font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--text-secondary);padding:.75rem 1rem .5rem;margin-top:1rem}.nav-item{margin-bottom:.5rem}.nav-link{display:flex;align-items:center;gap:.75rem;padding:.75rem 1rem;border-radius:.5rem;text-decoration:none;color:var(--text-secondary);transition:all .2s;font-size:.95rem}.nav-link:hover{background:var(--background);color:var(--primary)}.nav-link.active{background:var(--primary);color:#fff}.topbar{position:fixed;top:0;left:250px;right:0;height:52px;background:var(--surface);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:flex-end;padding:0 1.5rem;z-index:100}.topbar-right{display:flex;align-items:center;gap:.5rem}.main-content{flex:1;margin-left:250px;padding:2rem;max-width:1800px}.main-content--with-topbar{padding-top:calc(52px + 2rem)}.user-menu-trigger{position:relative}.user-menu-button{display:flex;align-items:center;gap:.5rem;padding:.375rem .625rem;background:transparent;border:1px solid var(--border);border-radius:.5rem;cursor:pointer;color:var(--text);font-size:.875rem;transition:all .15s}.user-menu-button:hover{background:var(--background);border-color:var(--primary)}.user-avatar{width:26px;height:26px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;flex-shrink:0}.user-menu-name{max-width:140px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.user-menu-dropdown{position:absolute;top:calc(100% + 6px);right:0;min-width:200px;background:var(--surface);border:1px solid var(--border);border-radius:.5rem;box-shadow:var(--shadow-lg);z-index:200;overflow:hidden}.user-menu-info{padding:.75rem 1rem}.user-menu-username{font-weight:600;font-size:.875rem;color:var(--text)}.user-menu-email{font-size:.75rem;color:var(--text-secondary);margin-top:.125rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.user-menu-divider{height:1px;background:var(--border)}.user-menu-item{display:flex;align-items:center;gap:.625rem;width:100%;padding:.625rem 1rem;background:transparent;border:none;color:var(--text);font-size:.875rem;cursor:pointer;text-align:left;transition:background .15s}.user-menu-item:hover{background:var(--background)}.page-header{margin-bottom:2rem}.page-title{font-size:2rem;font-weight:700;margin-bottom:.5rem}.page-description{color:var(--text-secondary);font-size:1rem}.card{background:var(--surface);border-radius:.75rem;box-shadow:var(--shadow);padding:1.5rem;margin-bottom:1.5rem}.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem;padding-bottom:1rem;border-bottom:1px solid var(--border)}.card-title{font-size:1.25rem;font-weight:600}.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.625rem 1.25rem;border:none;border-radius:.5rem;font-size:.95rem;font-weight:500;cursor:pointer;transition:all .2s;text-decoration:none}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--primary-dark)}.btn-secondary{background:var(--secondary);color:#fff}.btn-secondary:hover:not(:disabled){background:#475569}.btn-success{background:var(--success);color:#fff}.btn-success:hover:not(:disabled){background:#059669}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover:not(:disabled){background:#dc2626}.btn-outline{background:transparent;border:1px solid var(--border);color:var(--text)}.btn-outline:hover:not(:disabled){background:var(--background);border-color:var(--primary);color:var(--primary)}.btn-sm{padding:.375rem .75rem;font-size:.875rem}.btn-icon{padding:.5rem}.table-container{overflow-x:auto}.table{width:100%;border-collapse:collapse}.table thead{background:var(--background);border-bottom:2px solid var(--border)}.table th{text-align:left;padding:.75rem 1rem;font-weight:600;font-size:.875rem;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em}.table td{padding:1rem;border-bottom:1px solid var(--border)}.table tbody tr:hover{background:var(--background)}.table tbody tr:last-child td{border-bottom:none}.form{display:flex;flex-direction:column;gap:1.25rem}.form-group{display:flex;flex-direction:column;gap:.5rem}.form-label{font-weight:500;font-size:.95rem;color:var(--text)}.form-label.required:after{content:" *";color:var(--danger)}.form-input,.form-select{padding:.625rem 1rem;border:1px solid var(--border);border-radius:.5rem;font-size:1rem;transition:all .2s;background:var(--surface);color:var(--text)}.form-input:focus,.form-select:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #2563eb1a}.form-checkbox{width:1.125rem;height:1.125rem;cursor:pointer}.checkbox-group{display:flex;align-items:center;gap:.5rem}.checkbox-label{font-weight:400;cursor:pointer}.form-help{font-size:.875rem;color:var(--text-secondary)}.form-error{font-size:.875rem;color:var(--danger)}.form-actions{display:flex;gap:1rem;justify-content:flex-end;padding-top:1rem;border-top:1px solid var(--border)}.badge{display:inline-flex;align-items:center;gap:.25rem;padding:.25rem .625rem;border-radius:9999px;font-size:.75rem;font-weight:500}.badge-success{background:#d1fae5;color:#065f46}.badge-info{background:#dbeafe;color:#1e40af}.badge-warning{background:#fed7aa;color:#92400e}.badge-secondary{background:#e5e7eb;color:#4b5563}[data-theme=dark] .badge-success{background:#064e3b;color:#6ee7b7}[data-theme=dark] .badge-info{background:#1e3a5f;color:#93c5fd}[data-theme=dark] .badge-warning{background:#78350f;color:#fcd34d}[data-theme=dark] .badge-secondary{background:#374151;color:#d1d5db}.empty-state{text-align:center;padding:3rem 1rem;color:var(--text-secondary)}.empty-state-icon{margin-bottom:1rem;opacity:.5}.empty-state-title{font-size:1.125rem;font-weight:600;margin-bottom:.5rem;color:var(--text)}.loading{text-align:center;padding:2rem;color:var(--text-secondary)}.error-message{background:#fee2e2;border:1px solid #fecaca;color:#991b1b;padding:1rem;border-radius:.5rem;margin-bottom:1rem}.success-message{background:#d1fae5;border:1px solid #a7f3d0;color:#065f46;padding:1rem;border-radius:.5rem;margin-bottom:1rem}[data-theme=dark] .error-message{background:#450a0a;border-color:#7f1d1d;color:#fca5a5}[data-theme=dark] .success-message{background:#052e16;border-color:#166534;color:#6ee7b7}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-2{gap:.5rem}.gap-4{gap:1rem}.mb-4{margin-bottom:1rem}.mt-4{margin-top:1rem}.text-sm{font-size:.875rem}.text-muted{color:var(--text-secondary)}.grid{display:grid;gap:1.5rem}.grid-cols-2{grid-template-columns:repeat(2,1fr)}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000059;display:flex;align-items:flex-start;justify-content:center;padding:4rem 2rem 2rem;z-index:1000}.modal-content{background:var(--surface);border-radius:.75rem;box-shadow:var(--shadow-lg);width:100%;max-width:520px;display:flex;flex-direction:column}.modal-large{max-width:800px}.modal-header{padding:1.25rem 1.5rem .75rem;border-bottom:1px solid var(--border)}.modal-title{font-size:1.25rem;font-weight:600}.modal-body{padding:1.5rem;display:flex;flex-direction:column;gap:1.25rem}.modal-footer{padding:1rem 1.5rem 1.25rem;border-top:1px solid var(--border);display:flex;justify-content:flex-end;gap:.75rem}.table-subrow{background:var(--background);padding:1.5rem}@media (max-width: 768px){.sidebar{width:100%;position:relative;height:auto}.main-content{margin-left:0}.grid-cols-2{grid-template-columns:1fr}}