:root{--primary: #22c55e;--primary-dark: #16a34a;--primary-light: #4ade80;--bg-dark: #0f0f12;--bg-card: #1a1a23;--bg-card-hover: #22222d;--bg-input: #252530;--text-primary: #ffffff;--text-secondary: #a0a0b0;--text-muted: #6b6b80;--success: #22c55e;--warning: #f59e0b;--error: #ef4444;--info: #3b82f6;--border-color: #2a2a35;--border-light: #3a3a45;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .3);--shadow-md: 0 4px 6px rgba(0, 0, 0, .4);--shadow-lg: 0 10px 15px rgba(0, 0, 0, .5);--sidebar-width: 260px;--header-height: 64px;--radius-sm: 6px;--radius-md: 8px;--radius-lg: 12px;--radius-xl: 16px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;background-color:var(--bg-dark);color:var(--text-primary);line-height:1.5;-webkit-font-smoothing:antialiased}.login-container{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px;background:linear-gradient(135deg,var(--bg-dark) 0%,#1a1a2e 100%)}.login-card{background:var(--bg-card);border-radius:var(--radius-xl);padding:40px;width:100%;max-width:420px;border:1px solid var(--border-color);box-shadow:var(--shadow-lg)}.login-logo{text-align:center;margin-bottom:32px}.login-logo-img{width:80px;height:auto;margin-bottom:16px}.login-logo h1{font-size:28px;font-weight:700;color:var(--primary);margin-bottom:8px}.login-logo p{color:var(--text-secondary);font-size:14px}.form-group{margin-bottom:20px}.form-group label{display:block;margin-bottom:8px;font-size:14px;font-weight:500;color:var(--text-secondary)}.form-input{width:100%;padding:12px 16px;background:var(--bg-input);border:1px solid var(--border-color);border-radius:var(--radius-md);color:var(--text-primary);font-size:15px;transition:all .2s}.form-input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #22c55e26}.form-input::placeholder{color:var(--text-muted)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 24px;font-size:15px;font-weight:600;border-radius:var(--radius-md);cursor:pointer;transition:all .2s;border:none}.btn-primary{background:var(--primary);color:#fff;width:100%}.btn-primary:hover{background:var(--primary-dark)}.btn-primary:disabled{background:var(--text-muted);cursor:not-allowed}.btn-secondary{background:var(--bg-input);color:var(--text-primary);border:1px solid var(--border-color)}.btn-secondary:hover{background:var(--bg-card-hover)}.error-message{background:#ef44441a;border:1px solid rgba(239,68,68,.3);color:var(--error);padding:12px 16px;border-radius:var(--radius-md);margin-bottom:20px;font-size:14px}.layout{display:flex;min-height:100vh}.sidebar{width:var(--sidebar-width);background:var(--bg-card);border-right:1px solid var(--border-color);position:fixed;top:0;left:0;bottom:0;display:flex;flex-direction:column;z-index:100}.sidebar-header{padding:20px 24px;border-bottom:1px solid var(--border-color)}.sidebar-logo{display:flex;align-items:center;gap:12px;text-decoration:none}.sidebar-logo-img{width:36px;height:auto}.sidebar-logo-text{font-size:18px;font-weight:500;color:var(--text-secondary)}.sidebar-nav{flex:1;padding:16px 12px;overflow-y:auto}.nav-section{margin-bottom:24px}.nav-section-title{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.5px;color:var(--text-muted);padding:8px 12px}.nav-link{display:flex;align-items:center;gap:12px;padding:10px 12px;color:var(--text-secondary);text-decoration:none;border-radius:var(--radius-md);font-size:14px;font-weight:500;transition:all .2s;margin-bottom:4px}.nav-link:hover{background:var(--bg-card-hover);color:var(--text-primary)}.nav-link.active{background:#22c55e1a;color:var(--primary)}.nav-link svg{width:20px;height:20px;opacity:.7}.nav-link.active svg{opacity:1}.nav-badge{margin-left:auto;background:var(--error);color:#fff;font-size:11px;font-weight:600;padding:2px 8px;border-radius:10px}.sidebar-footer{padding:16px;border-top:1px solid var(--border-color)}.user-info{display:flex;align-items:center;gap:12px;padding:8px}.user-avatar{width:36px;height:36px;background:var(--primary);border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:600;font-size:14px}.user-details{flex:1;min-width:0}.user-name{font-size:14px;font-weight:600;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.user-role{font-size:12px;color:var(--text-muted)}.logout-btn{background:none;border:none;color:var(--text-muted);cursor:pointer;padding:8px;border-radius:var(--radius-sm);transition:all .2s}.logout-btn:hover{background:var(--bg-card-hover);color:var(--error)}.main-content{flex:1;margin-left:var(--sidebar-width);min-height:100vh}.page-header{background:var(--bg-card);border-bottom:1px solid var(--border-color);padding:20px 32px;position:sticky;top:0;z-index:50}.page-title{font-size:24px;font-weight:700;color:var(--text-primary)}.page-subtitle{font-size:14px;color:var(--text-secondary);margin-top:4px}.page-content{padding:32px}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;margin-bottom:32px}.stat-card{background:var(--bg-card);border-radius:var(--radius-lg);padding:24px;border:1px solid var(--border-color);transition:all .2s}.stat-card:hover{border-color:var(--border-light);transform:translateY(-2px)}.stat-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.stat-icon{width:48px;height:48px;border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;font-size:24px}.stat-icon.green{background:#22c55e26;color:var(--success)}.stat-icon.blue{background:#3b82f626;color:var(--info)}.stat-icon.yellow{background:#f59e0b26;color:var(--warning)}.stat-icon.red{background:#ef444426;color:var(--error)}.stat-value{font-size:32px;font-weight:700;color:var(--text-primary);line-height:1}.stat-label{font-size:14px;color:var(--text-secondary);margin-top:8px}.stat-change{font-size:13px;margin-top:12px;display:flex;align-items:center;gap:4px}.stat-change.positive{color:var(--success)}.stat-change.negative{color:var(--error)}.card{background:var(--bg-card);border-radius:var(--radius-lg);border:1px solid var(--border-color);overflow:hidden}.card-header{display:flex;align-items:center;justify-content:space-between;padding:20px 24px;border-bottom:1px solid var(--border-color)}.card-title{font-size:18px;font-weight:600;color:var(--text-primary)}.table{width:100%;border-collapse:collapse}.table th{text-align:left;padding:14px 24px;font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.5px;color:var(--text-muted);background:var(--bg-input);border-bottom:1px solid var(--border-color)}.table td{padding:16px 24px;font-size:14px;color:var(--text-primary);border-bottom:1px solid var(--border-color)}.table tr:last-child td{border-bottom:none}.table tr:hover td{background:var(--bg-card-hover)}.badge{display:inline-flex;align-items:center;padding:4px 10px;font-size:12px;font-weight:600;border-radius:20px}.badge-pending{background:#f59e0b26;color:var(--warning)}.badge-approved{background:#22c55e26;color:var(--success)}.badge-rejected{background:#ef444426;color:var(--error)}.badge-deactivated{background:#6b6b8026;color:var(--text-muted)}.action-buttons{display:flex;gap:8px}.btn-sm{padding:6px 12px;font-size:13px}.btn-approve{background:#22c55e26;color:var(--success);border:none}.btn-approve:hover{background:#22c55e40}.btn-reject{background:#ef444426;color:var(--error);border:none}.btn-reject:hover{background:#ef444440}.btn-view{background:#3b82f626;color:var(--info);border:none}.btn-view:hover{background:#3b82f640}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000b3;display:flex;align-items:center;justify-content:center;z-index:200;padding:20px}.modal{background:var(--bg-card);border-radius:var(--radius-xl);width:100%;max-width:500px;border:1px solid var(--border-color);box-shadow:var(--shadow-lg)}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:20px 24px;border-bottom:1px solid var(--border-color)}.modal-title{font-size:18px;font-weight:600}.modal-close{background:none;border:none;color:var(--text-muted);cursor:pointer;padding:8px;border-radius:var(--radius-sm);font-size:20px}.modal-close:hover{background:var(--bg-card-hover);color:var(--text-primary)}.modal-body{padding:24px}.modal-footer{display:flex;justify-content:flex-end;gap:12px;padding:16px 24px;border-top:1px solid var(--border-color)}.loading{display:flex;align-items:center;justify-content:center;padding:60px 20px;color:var(--text-muted)}.spinner{width:40px;height:40px;border:3px solid var(--border-color);border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.empty-state{text-align:center;padding:60px 20px;color:var(--text-secondary)}.empty-state svg{width:64px;height:64px;margin-bottom:16px;opacity:.5}.empty-state h3{font-size:18px;margin-bottom:8px;color:var(--text-primary)}.twofa-input{display:flex;gap:8px;justify-content:center;margin:24px 0}.twofa-input input{width:48px;height:56px;text-align:center;font-size:24px;font-weight:600;background:var(--bg-input);border:2px solid var(--border-color);border-radius:var(--radius-md);color:var(--text-primary);transition:all .2s}.twofa-input input:focus{outline:none;border-color:var(--primary)}@media (max-width: 1024px){.sidebar{transform:translate(-100%)}.sidebar.open{transform:translate(0)}.main-content{margin-left:0}}@media (max-width: 768px){.stats-grid{grid-template-columns:1fr}.page-content{padding:20px}.table th,.table td{padding:12px 16px}}