:root{--bg: #f4f6f9;--surface: #ffffff;--surface-soft: #f8fafc;--text: #122033;--muted: #64748b;--line: #dbe3ee;--primary: #1769d5;--primary-hover: #1258b3;--danger: #c53434;--danger-hover: #a92626;--shadow: 0 3px 10px rgba(15, 23, 42, .06);--radius: 10px}*{box-sizing:border-box}html,body,#app{min-height:100%}body{margin:0;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;background:var(--bg);color:var(--text)}h1,h2,h3,h4,p{margin:0}.app-shell{min-height:100vh;display:flex;flex-direction:column}.topbar{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:16px 24px;background:var(--surface);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}.brand{font-size:22px;font-weight:650}.subtitle{margin-top:4px;color:var(--muted);font-size:13px}.topbar-actions{display:flex;align-items:center;gap:8px}.user-chip,.role-chip{background:var(--surface-soft);border:1px solid var(--line);border-radius:999px;padding:4px 10px;font-size:12px;white-space:nowrap}.shell-body{display:grid;grid-template-columns:220px minmax(0,1fr);min-height:calc(100vh - 74px)}.sidebar{padding:16px;border-right:1px solid var(--line);background:var(--surface);display:flex;flex-direction:column;gap:8px}.nav-link{display:block;text-decoration:none;color:var(--text);border:1px solid transparent;border-radius:8px;padding:10px 12px;font-weight:500}.nav-link:hover{background:var(--surface-soft)}.nav-link.is-active{border-color:#b8d2f6;background:#eaf2ff;color:#0f4ca3}.page-content{padding:24px;min-width:0}.page-header{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:16px}.page-header h2{font-size:24px;font-weight:650}.page-header-actions{display:flex;gap:8px;flex-wrap:wrap}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px;margin-bottom:16px}.card-title{margin-bottom:12px;font-size:16px;font-weight:600}.editor-section{border-top:1px solid var(--line);margin-top:16px;padding-top:16px}.editor-section h4{margin-bottom:12px}.form-grid{display:grid;gap:16px}.columns-2{grid-template-columns:repeat(2,minmax(0,1fr))}.columns-3{grid-template-columns:repeat(3,minmax(0,1fr))}.columns-4{grid-template-columns:repeat(4,minmax(0,1fr))}.columns-5{grid-template-columns:repeat(5,minmax(0,1fr))}.field{display:flex;flex-direction:column;gap:6px}.field label{font-size:13px;color:var(--muted)}input,select,textarea{width:100%;padding:9px 12px;border-radius:8px;border:1px solid #cfd9e6;font-size:14px;background:#fff}input:focus,select:focus,textarea:focus{outline:2px solid #b7d1f6;border-color:#89b1ea}.field-error{color:var(--danger);font-size:12px}.btn{border:0;border-radius:8px;padding:9px 12px;font-size:14px;cursor:pointer;white-space:nowrap}.btn:disabled{opacity:.65;cursor:not-allowed}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--primary-hover)}.btn-secondary{background:#e9eef6;color:#1e293b}.btn-secondary:hover:not(:disabled){background:#dfe7f3}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover:not(:disabled){background:var(--danger-hover)}.btn-ghost{background:transparent;border:1px solid #c8d6eb;color:#24476f}.btn-block{width:100%}.toolbar-row{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap}.search-box{min-width:260px;flex:1 1 320px}.table{width:100%;border-collapse:collapse;table-layout:fixed}.table th,.table td{text-align:left;border-bottom:1px solid var(--line);padding:10px 8px;vertical-align:middle}.table th{font-size:12px;color:var(--muted);font-weight:600;text-transform:uppercase}.table.compact td{font-size:14px}.actions-col{width:180px}.table-actions{display:flex;gap:8px;flex-wrap:wrap}.ellipsis-cell{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.clickable-row{cursor:pointer}.clickable-row:hover{background:#f8fbff}.qty-input{max-width:90px}.form-actions{margin-top:16px;display:flex;gap:8px;flex-wrap:wrap}.form-actions.inline{align-items:flex-end}.pagination{margin-top:14px;display:flex;align-items:center;justify-content:flex-end;gap:10px;flex-wrap:wrap}.pagination-info{color:var(--muted);font-size:13px}.empty-state{border:1px dashed #c9d8ea;border-radius:8px;background:#f8fbff;color:var(--muted);text-align:center;padding:24px}.empty-state h4{margin-bottom:6px;color:#1f3859}.loading-wrap{min-height:100px;display:flex;justify-content:center;align-items:center;gap:10px;color:var(--muted)}.spinner{width:18px;height:18px;border-radius:999px;border:2px solid #b8cae2;border-top-color:#3568a8;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172a59;display:flex;justify-content:center;align-items:center;z-index:45;padding:16px}.modal{width:min(860px,100%);background:#fff;border-radius:12px;border:1px solid var(--line);padding:20px;box-shadow:0 12px 30px #0f172a2e}.modal-document{width:min(1100px,100%);max-height:calc(100vh - 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