*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--sidebar-width: 240px;--sidebar-collapsed-width: 0px;--header-height: 56px;--sidebar-bg: #1a1a2e;--sidebar-hover: #16213e;--sidebar-active: #0f3460;--sidebar-text: #cdd6f4;--sidebar-text-muted: #7f8c8d;--primary: #3b82f6;--primary-hover: #2563eb;--danger: #ef4444;--danger-hover: #dc2626;--success: #10b981;--success-hover: #059669;--bg: #f8fafc;--surface: #ffffff;--border: #e2e8f0;--text: #1e293b;--text-muted: #64748b;--radius: 6px;--shadow: 0 1px 3px rgba(0, 0, 0, .1);--shadow-lg: 0 4px 12px rgba(0, 0, 0, .15);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;font-size:14px;color:var(--text);background:var(--bg)}[data-theme=dark]{--bg: #0f172a;--surface: #1e293b;--border: #334155;--text: #e2e8f0;--text-muted: #94a3b8;--shadow: 0 1px 3px rgba(0, 0, 0, .3);--shadow-lg: 0 4px 12px rgba(0, 0, 0, .4)}body,#root{min-height:100vh}.app-shell{display:flex;min-height:100vh;padding-top:var(--header-height)}.top-header{position:fixed;top:0;left:0;right:0;height:var(--header-height);background:var(--surface);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 20px;z-index:100;box-shadow:var(--shadow)}.header-left{display:flex;align-items:center;gap:12px}.brand-name{font-size:18px;font-weight:700;color:var(--primary);letter-spacing:1px}.header-right{display:flex;align-items:center;gap:16px}.user-identity{color:var(--text-muted);font-size:13px}.header-right button{background:none;border:1px solid var(--border);border-radius:var(--radius);padding:6px 14px;cursor:pointer;font-size:13px;color:var(--text);transition:background .15s}.header-right button:hover{background:var(--border)}.sidebar-toggle-btn{font-size:18px;width:36px;height:36px;display:flex;align-items:center;justify-content:center}.theme-toggle-btn{font-size:16px;width:36px;height:36px;display:flex;align-items:center;justify-content:center;padding:0!important}.logout-btn{color:var(--danger)!important}.sidebar{position:fixed;top:var(--header-height);left:0;bottom:0;width:var(--sidebar-width);background:var(--sidebar-bg);overflow-y:auto;transition:width .2s ease;z-index:90}.sidebar.collapsed{width:0;overflow:hidden}.sidebar-menu{list-style:none;padding:12px 0}.sidebar-link{display:flex;align-items:center;gap:10px;padding:12px 20px;color:var(--sidebar-text);text-decoration:none;font-size:14px;transition:background .15s;white-space:nowrap}.sidebar-link:hover{background:var(--sidebar-hover)}.sidebar-link.active{background:var(--sidebar-active);color:#fff;font-weight:600;border-left:3px solid var(--primary)}.main-content{flex:1;margin-left:var(--sidebar-width);transition:margin-left .2s ease;min-height:calc(100vh - var(--header-height))}.sidebar.collapsed~.main-content{margin-left:0}.page-container{padding:24px 28px;max-width:1400px}.page-loading{display:flex;align-items:center;justify-content:center;min-height:200px;color:var(--text-muted);font-size:15px}.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.page-header h1{font-size:22px;font-weight:700;color:var(--text)}.page-subtitle{color:var(--text-muted);margin-top:4px;font-size:14px}.page-placeholder{color:var(--text-muted);font-size:15px;margin-top:12px}.section-header{display:flex;align-items:center;justify-content:space-between;margin:24px 0 12px}.section-header h2{font-size:18px;font-weight:600}.btn-primary{background:var(--primary);color:#fff;border:none;padding:8px 18px;border-radius:var(--radius);font-size:14px;font-weight:500;cursor:pointer;transition:background .15s}.btn-primary:hover{background:var(--primary-hover)}.btn-primary:disabled{opacity:.6;cursor:not-allowed}.btn-secondary{background:var(--border);color:var(--text);border:none;padding:8px 18px;border-radius:var(--radius);font-size:14px;cursor:pointer;transition:background .15s}.btn-secondary:hover{background:var(--text-muted);color:#fff}.btn-sm{background:var(--border);color:var(--text);border:none;padding:4px 10px;border-radius:var(--radius);font-size:12px;cursor:pointer;transition:background .15s;margin-right:4px}.btn-sm:hover{background:var(--text-muted);color:#fff}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{background:var(--danger-hover)}.btn-success{background:var(--success);color:#fff}.btn-success:hover{background:var(--success-hover)}.link-btn{background:none;border:none;color:var(--primary);cursor:pointer;font-size:14px;font-weight:500;text-decoration:underline;padding:0}.link-btn:hover{color:var(--primary-hover)}.data-table{width:100%;border-collapse:collapse;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}.data-table thead{background:var(--bg)}.data-table th{padding:10px 14px;text-align:left;font-weight:600;font-size:13px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;border-bottom:2px solid var(--border)}.data-table td{padding:10px 14px;font-size:14px;border-bottom:1px solid var(--border)}.data-table tbody tr:nth-child(2n){background:#00000005}[data-theme=dark] .data-table tbody tr:nth-child(2n){background:#ffffff08}.data-table tbody tr:hover{background:#3b82f60f}.empty-row{text-align:center;color:var(--text-muted);padding:32px 14px!important}.actions-cell{display:flex;gap:4px;flex-wrap:wrap}.status-badge{display:inline-block;padding:2px 10px;border-radius:12px;font-size:12px;font-weight:600;text-transform:uppercase}.status-active{background:#d1fae5;color:#065f46}[data-theme=dark] .status-active{background:#064e3b;color:#6ee7b7}.status-inactive{background:#fee2e2;color:#991b1b}[data-theme=dark] .status-inactive{background:#7f1d1d;color:#fca5a5}.role-tag{display:inline-block;background:var(--primary);color:#fff;padding:1px 8px;border-radius:10px;font-size:11px;font-weight:500;margin-right:4px;margin-bottom:2px}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:200;animation:fadeIn .15s ease}.modal-content{background:var(--surface);border-radius:8px;box-shadow:var(--shadow-lg);width:90%;max-width:520px;max-height:90vh;overflow-y:auto;animation:slideUp .2s ease}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border)}.modal-header h2{font-size:17px;font-weight:600}.modal-close-btn{background:none;border:none;font-size:24px;color:var(--text-muted);cursor:pointer;line-height:1;padding:0 4px}.modal-close-btn:hover{color:var(--text)}.modal-body{padding:20px}.form-group{margin-bottom:16px}.form-group label{display:block;margin-bottom:5px;font-weight:600;font-size:13px;color:var(--text)}.form-group input[type=text],.form-group input[type=email],.form-group input[type=password],.form-group select{width:100%;padding:8px 12px;border:1px solid var(--border);border-radius:var(--radius);font-size:14px;background:var(--surface);color:var(--text);transition:border-color .15s}.form-group input:focus,.form-group select:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 2px #3b82f633}.form-group input:disabled{background:var(--bg);opacity:.7;cursor:not-allowed}.form-error{background:#fee2e2;color:#991b1b;padding:10px 14px;border-radius:var(--radius);margin-bottom:16px;font-size:13px;border:1px solid #fecaca}[data-theme=dark] .form-error{background:#7f1d1d;color:#fca5a5;border-color:#991b1b}.form-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:20px}.checkbox-group{display:flex;flex-wrap:wrap;gap:8px}.checkbox-label{display:flex;align-items:center;gap:6px;font-weight:400;font-size:13px;cursor:pointer;padding:4px 10px;border:1px solid var(--border);border-radius:var(--radius);transition:background .1s}.checkbox-label:hover{background:var(--bg)}.checkbox-label input[type=checkbox]{accent-color:var(--primary)}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#1a1a2e,#16213e,#0f3460)}.login-card{background:#fff;border-radius:10px;padding:40px;width:100%;max-width:400px;box-shadow:0 10px 40px #0000004d}.login-card h1{text-align:center;font-size:24px;font-weight:700;color:#1e293b;margin-bottom:4px}.login-subtitle{text-align:center;color:#64748b;margin-bottom:24px;font-size:14px}.login-card .form-group{margin-bottom:18px}.login-card .btn-primary{width:100%;padding:10px;font-size:15px;margin-top:8px}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#94a3b8;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#64748b}@media(max-width:768px){.sidebar{width:0}.sidebar.collapsed{width:var(--sidebar-width)}.main-content{margin-left:0}.page-container{padding:16px}.data-table{font-size:12px}.data-table th,.data-table td{padding:6px 8px}}