*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--primary: #1a1a2e;--primary-light: #16213e;--accent: #0f3460;--accent-light: #e8f4fd;--success: #1D9E75;--success-light: #E1F5EE;--danger: #E24B4A;--danger-light: #FCEBEB;--warning: #BA7517;--warning-light: #FAEEDA;--text: #1a1a1a;--text-muted: #6b7280;--border: #e5e7eb;--bg: #f0f2f5;--surface: #ffffff;--radius: 8px;font-size:15px}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--bg);color:var(--text);line-height:1.6}a{color:inherit;text-decoration:none}.layout{display:flex;min-height:100vh}.sidebar{width:250px;flex-shrink:0;background:var(--primary);color:#fff;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}.sidebar-brand{padding:20px;border-bottom:1px solid rgba(255,255,255,.1)}.sidebar-brand-title{font-size:16px;font-weight:700;color:#fff}.sidebar-brand-sub{font-size:11px;color:#ffffff80;margin-top:2px;text-transform:uppercase;letter-spacing:.5px}.sidebar-nav{flex:1;padding:12px 8px}.nav-item{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:var(--radius);color:#ffffffa6;font-size:14px;cursor:pointer;transition:all .15s;margin-bottom:2px}.nav-item:hover{background:#ffffff14;color:#fff}.nav-item.active{background:var(--accent);color:#fff}.nav-item svg{width:18px;height:18px;flex-shrink:0}.sidebar-footer{padding:12px;border-top:1px solid rgba(255,255,255,.1);font-size:13px;color:#ffffff80}.main{flex:1;min-width:0;display:flex;flex-direction:column}.page-content{flex:1;padding:28px;overflow-y:auto}.card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:20px}.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.card-title{font-size:15px;font-weight:500}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:16px;margin-bottom:24px}.stat-card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:18px 20px}.stat-label{font-size:12px;color:var(--text-muted);margin-bottom:4px;text-transform:uppercase;letter-spacing:.4px}.stat-value{font-size:28px;font-weight:700;line-height:1.2}.stat-sub{font-size:12px;color:var(--text-muted);margin-top:2px}.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:var(--radius);font-size:14px;font-weight:500;border:none;cursor:pointer;transition:all .15s;white-space:nowrap}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:#0a2a50}.btn-secondary{background:var(--bg);color:var(--text);border:1px solid var(--border)}.btn-secondary:hover{background:var(--border)}.btn-danger{background:var(--danger-light);color:var(--danger)}.btn-danger:hover{background:#f5c1c1}.btn-success{background:var(--success-light);color:var(--success)}.btn-success:hover{background:#b5e8d4}.btn-warning{background:var(--warning-light);color:var(--warning)}.btn-sm{padding:5px 10px;font-size:13px}.btn:disabled{opacity:.5;cursor:not-allowed}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;font-size:14px}th{text-align:left;padding:10px 12px;font-size:12px;font-weight:500;color:var(--text-muted);border-bottom:1px solid var(--border);white-space:nowrap;text-transform:uppercase;letter-spacing:.3px}td{padding:12px;border-bottom:1px solid var(--border);vertical-align:middle}tr:last-child td{border-bottom:none}tr:hover td{background:var(--bg)}.badge{display:inline-flex;align-items:center;padding:3px 9px;border-radius:20px;font-size:12px;font-weight:500}.badge-green{background:var(--success-light);color:var(--success)}.badge-yellow{background:var(--warning-light);color:var(--warning)}.badge-red{background:var(--danger-light);color:var(--danger)}.badge-gray{background:#f3f4f6;color:#6b7280}.badge-blue{background:var(--accent-light);color:var(--accent)}.form-group{margin-bottom:16px}.form-label{display:block;font-size:13px;font-weight:500;margin-bottom:6px}.form-input,.form-select{width:100%;padding:8px 12px;border:1px solid var(--border);border-radius:var(--radius);font-size:14px;background:var(--surface);color:var(--text);outline:none;transition:border-color .15s}.form-input:focus,.form-select:focus{border-color:var(--accent);box-shadow:0 0 0 3px #0f34601a}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000073;display:flex;align-items:center;justify-content:center;z-index:100;padding:20px}.modal{background:var(--surface);border-radius:12px;width:100%;max-width:500px;max-height:90vh;overflow-y:auto}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:20px 24px 16px;border-bottom:1px solid var(--border)}.modal-title{font-size:16px;font-weight:500}.modal-body{padding:20px 24px}.modal-footer{padding:16px 24px;border-top:1px solid var(--border);display:flex;justify-content:flex-end;gap:8px}.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}.page-title{font-size:22px;font-weight:600}.empty-state{text-align:center;padding:48px;color:var(--text-muted);font-size:14px}.spinner{display:inline-block;width:20px;height:20px;border:2px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.loading-center{display:flex;justify-content:center;padding:48px}.alert{padding:10px 14px;border-radius:var(--radius);font-size:14px;margin-bottom:16px}.alert-danger{background:var(--danger-light);color:var(--danger)}.alert-success{background:var(--success-light);color:var(--success)}.alert-warning{background:var(--warning-light);color:var(--warning)}.text-muted{color:var(--text-muted)}.text-sm{font-size:13px}.flex{display:flex}.items-center{align-items:center}.gap-2{gap:8px}.mb-4{margin-bottom:16px}.mt-2{margin-top:8px}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}.grid-3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:16px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}