:root{--bg: #0f172a;--panel: #ffffff;--panel-alt: #f8fafc;--border: #e2e8f0;--text: #0f172a;--text-muted: #64748b;--primary: #2563eb;--primary-dark: #1d4ed8;--danger: #dc2626;--radius: 8px;font-family:Segoe UI,Inter,system-ui,-apple-system,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--panel-alt);color:var(--text)}.app-shell{min-height:100vh;display:flex;flex-direction:column}.app-header{display:flex;align-items:center;justify-content:space-between;padding:14px 24px;background:var(--bg);color:#fff}.brand{display:flex;align-items:center;gap:12px}.brand-mark{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:var(--radius);background:var(--primary);color:#fff;font-weight:700;letter-spacing:.5px}.brand-mark.large{width:56px;height:56px;font-size:20px;margin-bottom:12px}.brand h1{font-size:16px;margin:0}.brand p{font-size:12px;margin:2px 0 0;color:#cbd5e1}.account-box{display:flex;align-items:center;gap:12px;font-size:13px;color:#e2e8f0}.app-main{flex:1;padding:20px 24px;max-width:1400px;width:100%;margin:0 auto}.state-screen{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;padding:60px 20px;text-align:center;color:var(--text-muted)}.state-screen.error pre{max-width:640px;white-space:pre-wrap;background:#fef2f2;color:var(--danger);padding:12px;border-radius:var(--radius);font-size:12px}.spinner{width:28px;height:28px;border:3px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.login-card{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:40px;max-width:380px;display:flex;flex-direction:column;align-items:center;text-align:center;box-shadow:0 1px 3px #0f172a14}.login-card h2{margin:0 0 8px}.login-card p{color:var(--text-muted);font-size:14px;margin:0 0 20px}.btn,.btn-primary,.btn-ghost,.btn-danger,.btn-icon{font-family:inherit;font-size:13px;border-radius:6px;border:1px solid var(--border);background:#fff;padding:8px 14px;cursor:pointer;transition:background .15s ease}.btn-primary{background:var(--primary);border-color:var(--primary);color:#fff;font-weight:600}.btn-primary:hover{background:var(--primary-dark)}.btn-ghost{background:transparent;border-color:transparent;color:var(--text-muted)}.btn-ghost:hover{background:#94a3b826}.account-box .btn-ghost{color:#e2e8f0}.btn-danger{background:#fff;border-color:var(--danger);color:var(--danger)}.btn-danger:hover{background:#fef2f2}.btn-icon{border:none;background:transparent;font-size:20px;line-height:1;padding:4px 8px;color:var(--text-muted)}button:disabled{opacity:.5;cursor:not-allowed}.toolbar{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:14px;margin-bottom:14px}.toolbar-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.toolbar-row+.toolbar-row{margin-top:10px}.search-input{flex:1;min-width:220px;padding:9px 12px;border:1px solid var(--border);border-radius:6px;font-size:13px}.toolbar-actions{display:flex;gap:8px}.filters-row select{padding:7px 10px;border:1px solid var(--border);border-radius:6px;font-size:12px;color:var(--text);background:var(--panel-alt)}.toolbar-count{margin-top:8px;font-size:12px;color:var(--text-muted)}.table-wrap{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);overflow:auto}.inventory-table{width:100%;border-collapse:collapse;font-size:13px}.inventory-table th{text-align:left;padding:10px 14px;background:var(--panel-alt);border-bottom:1px solid var(--border);font-weight:600;color:var(--text-muted);white-space:nowrap}.inventory-table td{padding:9px 14px;border-bottom:1px solid var(--border);white-space:nowrap;max-width:260px;overflow:hidden;text-overflow:ellipsis}.inventory-table tbody tr{cursor:pointer}.inventory-table tbody tr:hover{background:#eff6ff}.empty-row{text-align:center;color:var(--text-muted);padding:30px!important}.pagination{display:flex;align-items:center;justify-content:center;gap:14px;margin-top:14px;font-size:13px;color:var(--text-muted)}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172a80;display:flex;align-items:center;justify-content:center;padding:20px;z-index:50}.modal{background:#fff;border-radius:12px;width:100%;max-width:640px;max-height:85vh;display:flex;flex-direction:column;overflow:hidden}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border)}.modal-header h3{margin:0;font-size:15px}.modal-body{padding:18px 20px;overflow-y:auto;display:grid;grid-template-columns:1fr 1fr;gap:14px}.field{display:flex;flex-direction:column;gap:5px;font-size:13px}.field label{font-weight:600;color:var(--text-muted);font-size:12px}.field input,.field select,.field textarea{padding:8px 10px;border:1px solid var(--border);border-radius:6px;font-size:13px;font-family:inherit}.field textarea{min-height:70px;resize:vertical}.field-checkbox label{display:flex;align-items:center;gap:8px;font-weight:500;color:var(--text);font-size:13px}.field-readonly .readonly-value{padding:8px 10px;background:var(--panel-alt);border-radius:6px;color:var(--text-muted);font-size:13px}.tag{font-size:10px;font-weight:500;background:#f1f5f9;color:var(--text-muted);padding:2px 6px;border-radius:4px;text-transform:uppercase}.modal-error{margin:0 20px 12px;padding:10px 12px;background:#fef2f2;color:var(--danger);border-radius:6px;font-size:12px}.modal-footer{display:flex;align-items:center;gap:10px;padding:14px 20px;border-top:1px solid var(--border)}.modal-footer .spacer{flex:1}@media (max-width: 640px){.modal-body{grid-template-columns:1fr}}