:root{--bg-app:#090d16;--bg-sidebar:#0f172a;--bg-surface:#131b2e;--bg-surface-elevated:#1a243c;--bg-input:#0b1120;--border:#23304c;--border-light:#33446b;--text-main:#f8fafc;--text-muted:#94a3b8;--text-subtle:#64748b;--accent:#3b82f6;--accent-hover:#2563eb;--accent-light:rgba(59,130,246,0.15);--success:#10b981;--success-bg:rgba(16,185,129,0.15);--warning:#f59e0b;--warning-bg:rgba(245,158,11,0.15);--danger:#ef4444;--danger-bg:rgba(239,68,68,0.15);--purple:#8b5cf6;--purple-bg:rgba(139,92,246,0.15);--radius:8px;--font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family);background:var(--bg-app);color:var(--text-main);min-height:100vh;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}.app-shell{display:flex;min-height:100vh}.sidebar{width:260px;background:var(--bg-sidebar);border-right:1px solid var(--border);display:flex;flex-direction:column;flex-shrink:0}.sidebar-header{padding:20px 24px;border-bottom:1px solid var(--border);justify-content:space-between}.brand-title,.sidebar-header{display:flex;align-items:center}.brand-title{font-size:18px;letter-spacing:-.5px;gap:8px}.brand-badge,.brand-title{font-weight:700;color:#fff}.brand-badge{font-size:10px;padding:2px 6px;border-radius:4px;background:var(--accent);text-transform:uppercase;letter-spacing:.5px}.sidebar-nav{padding:16px 12px;display:flex;flex-direction:column;gap:4px;flex:1 1}.nav-link{display:flex;align-items:center;gap:12px;padding:10px 14px;border-radius:var(--radius);color:var(--text-muted);font-size:14px;font-weight:500;transition:all .15s ease}.nav-link:hover{background:var(--bg-surface);color:var(--text-main)}.nav-link.active{background:var(--accent-light);color:var(--accent);font-weight:600}.sidebar-footer{padding:16px;border-top:1px solid var(--border)}.user-card{display:flex;align-items:center;justify-content:space-between;padding:10px 12px;background:var(--bg-surface);border-radius:var(--radius);border:1px solid var(--border)}.user-info{display:flex;flex-direction:column;overflow:hidden}.user-name{font-size:13px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.user-role-badge{font-size:11px;color:var(--text-muted);display:flex;align-items:center;gap:4px}.operator-badge{display:inline-block;padding:1px 5px;border-radius:4px;background:var(--accent-light);color:var(--accent);font-weight:700;font-size:11px}.main-wrapper{flex:1 1;display:flex;flex-direction:column;min-width:0;overflow-y:auto}.top-bar{height:60px;border-bottom:1px solid var(--border);background:var(--bg-surface);display:flex;align-items:center;justify-content:space-between;padding:0 32px}.page-title{font-size:18px;font-weight:600}.content-container{padding:32px;max-width:1400px;width:100%;margin:0 auto}.grid-cols-4{display:grid;grid-template-columns:repeat(4,1fr);grid-gap:20px;gap:20px}.grid-cols-3{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:20px;gap:20px}.grid-cols-2{display:grid;grid-template-columns:repeat(2,1fr);grid-gap:20px;gap:20px}.card{background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius);padding:24px}.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.card-title{font-size:16px;font-weight:600;color:var(--text-main)}.stat-value{font-size:28px;font-weight:700;letter-spacing:-.5px;margin-top:4px}.stat-desc{font-size:12px;color:var(--text-muted);margin-top:4px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:9px 16px;font-size:14px;font-weight:500;border-radius:var(--radius);cursor:pointer;border:none;transition:all .15s ease;white-space:nowrap}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-hover)}.btn-secondary{background:var(--bg-surface-elevated);border:1px solid var(--border);color:var(--text-main)}.btn-secondary:hover{background:var(--border)}.btn-success{background:var(--success);color:#fff}.btn-success:hover{filter:brightness(.9)}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{filter:brightness(.9)}.btn-sm{padding:6px 12px;font-size:12px}.badge{display:inline-flex;align-items:center;gap:4px;padding:3px 8px;border-radius:4px;font-size:12px;font-weight:600}.badge-blue{background:var(--accent-light);color:var(--accent)}.badge-green{background:var(--success-bg);color:var(--success)}.badge-amber{background:var(--warning-bg);color:var(--warning)}.badge-red{background:var(--danger-bg);color:var(--danger)}.badge-purple{background:var(--purple-bg);color:var(--purple)}.badge-gray{background:rgba(148,163,184,.15);color:var(--text-muted)}.table-container{background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius);overflow-x:auto}table{width:100%;border-collapse:collapse;text-align:left;font-size:14px}th{padding:12px 16px;background:rgba(0,0,0,.2);color:var(--text-muted);font-weight:600;white-space:nowrap}td,th{border-bottom:1px solid var(--border)}td{padding:14px 16px;color:var(--text-main);vertical-align:middle}tr:last-child td{border-bottom:none}tr:hover td{background:rgba(255,255,255,.02)}.form-group{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}.form-label{font-size:13px;font-weight:500;color:var(--text-muted)}.form-control{background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius);padding:9px 12px;color:var(--text-main);font-size:14px;outline:none;font-family:inherit;transition:border-color .15s ease}.form-control:focus{border-color:var(--accent)}.category-grid{display:flex;flex-wrap:wrap;gap:8px}.category-btn{padding:8px 14px;border-radius:6px;background:var(--bg-input);border:1px solid var(--border);color:var(--text-muted);font-size:13px;font-weight:600;cursor:pointer;transition:all .15s ease}.category-btn.active{background:var(--accent);color:#fff;border-color:var(--accent)}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.7);display:flex;align-items:center;justify-content:center;z-index:100;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);padding:20px}.modal-content{background:var(--bg-surface);border:1px solid var(--border);border-radius:12px;width:100%;max-width:680px;max-height:90vh;overflow-y:auto;box-shadow:0 20px 25px -5px rgba(0,0,0,.5)}.modal-header{padding:20px 24px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}.modal-title{font-size:18px;font-weight:600}.modal-body{padding:24px}.modal-footer{padding:16px 24px;border-top:1px solid var(--border);display:flex;justify-content:flex-end;gap:12px}.tabs-bar{display:flex;border-bottom:1px solid var(--border);margin-bottom:24px;gap:16px}.tab-btn{padding:10px 16px;background:none;border:none;border-bottom:2px solid transparent;color:var(--text-muted);font-size:14px;font-weight:500;cursor:pointer}.tab-btn.active{color:var(--accent);border-bottom-color:var(--accent);font-weight:600}@media (max-width:900px){.sidebar{width:64px}.brand-title span,.sidebar .nav-text,.user-name,.user-role-badge{display:none}.grid-cols-3,.grid-cols-4{grid-template-columns:1fr}}