*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--bg:#f1f5f9;--surface:#fff;--primary:#2563eb;--primary-hover:#1d4ed8;--text:#1e293b;--text-muted:#64748b;--border:#e2e8f0;--danger:#dc2626;--sidebar-bg:#1e293b;--sidebar-text:#cbd5e1;--sidebar-active:#2563eb;--radius:8px;--shadow:0 1px 3px #0000001a;--sidebar-w:220px}body{background:var(--bg);color:var(--text);min-height:100vh;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}#root{min-height:100vh}.app-layout{min-height:100vh;display:flex}.sidebar{width:var(--sidebar-w);background:var(--sidebar-bg);flex-direction:column;display:flex;position:fixed;inset:0 auto 0 0}.sidebar-header{border-bottom:1px solid #ffffff1a;padding:20px 16px}.sidebar-header h2{color:#fff;font-size:16px;font-weight:600}.sidebar-nav{flex-direction:column;flex:1;gap:2px;padding:8px;display:flex;overflow-y:auto}.sidebar-link{width:100%;color:var(--sidebar-text);text-align:left;cursor:pointer;background:0 0;border:none;border-radius:6px;padding:10px 12px;font-family:inherit;font-size:14px;transition:all .15s;display:block}.sidebar-link:hover{color:#fff;background:#ffffff14}.sidebar-link.active{background:var(--sidebar-active);color:#fff;font-weight:500}.sidebar-footer{border-top:1px solid #ffffff1a;flex-direction:column;gap:8px;padding:12px 16px;display:flex}.sidebar-user{color:var(--sidebar-text);text-overflow:ellipsis;white-space:nowrap;font-size:12px;overflow:hidden}.main-area{margin-left:var(--sidebar-w);flex:1;min-height:100vh;padding:24px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:16px;padding:20px}.card-header{justify-content:space-between;align-items:center;margin-bottom:16px;display:flex}.card-header h2{font-size:18px;font-weight:600}.btn{border-radius:var(--radius);cursor:pointer;border:1px solid #0000;align-items:center;gap:6px;padding:8px 20px;font-family:inherit;font-size:14px;font-weight:500;transition:all .15s;display:inline-flex}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover)}.btn-primary:disabled{opacity:.6;cursor:not-allowed}.btn-outline{border-color:var(--border);color:var(--text);background:0 0}.btn-outline:hover{background:var(--bg)}.btn-sm{padding:4px 12px;font-size:13px}.btn-icon{cursor:pointer;color:var(--text-muted);background:0 0;border:none;padding:4px;font-family:inherit;font-size:18px;line-height:1}.btn-icon:hover{color:var(--text)}.form-group{margin-bottom:16px}.form-group label{color:var(--text);margin-bottom:4px;font-size:13px;font-weight:500;display:block}.form-group input[type=text],.form-group input[type=number],.form-group input[type=email],.form-group input[type=tel]{border:1px solid var(--border);border-radius:var(--radius);outline:none;width:100%;padding:8px 12px;font-family:inherit;font-size:14px}.form-group input:focus{border-color:var(--primary);box-shadow:0 0 0 3px #2563eb26}.form-group input[type=checkbox]{cursor:pointer;width:18px;height:18px}.form-group select{border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);cursor:pointer;outline:none;width:100%;padding:8px 12px;font-family:inherit;font-size:14px}.form-group select:focus{border-color:var(--primary);box-shadow:0 0 0 3px #2563eb26}.form-row{grid-template-columns:1fr 1fr;gap:12px;display:grid}.form-actions{justify-content:flex-end;gap:8px;margin-top:8px;display:flex}.login-page{background:var(--bg);justify-content:center;align-items:center;min-height:100vh;display:flex}.login-box{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);width:100%;max-width:400px;box-shadow:var(--shadow);padding:32px}.login-box h1{margin-bottom:4px;font-size:24px}.login-box p{color:var(--text-muted);margin-bottom:24px;font-size:14px}.error{color:var(--danger);border-radius:var(--radius);background:#fef2f2;border:1px solid #fecaca;margin-bottom:16px;padding:8px 12px;font-size:13px;display:none}.error.visible{display:block}.table-wrap{overflow-x:auto}table{border-collapse:collapse;width:100%;font-size:14px}th,td{text-align:left;border-bottom:1px solid var(--border);white-space:nowrap;padding:10px 12px}th{color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;font-size:12px;font-weight:600}tr:hover td{background:#f8fafc}.empty{text-align:center;color:var(--text-muted);padding:40px 20px}.empty p{margin-bottom:12px;font-size:14px}.modal-overlay{z-index:100;background:#0006;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.modal{background:var(--surface);border-radius:var(--radius);width:100%;max-width:480px;max-height:90vh;padding:24px;overflow-y:auto;box-shadow:0 20px 60px #0003}.modal h2{margin-bottom:16px;font-size:18px}.spinner{border:2px solid var(--border);border-top-color:var(--primary);border-radius:50%;width:20px;height:20px;animation:.6s linear infinite spin;display:inline-block}@keyframes spin{to{transform:rotate(360deg)}}