:root{--bg:#0f1117;--surface:#1a1d27;--surface2:#242734;--border:#2e3140;--text:#e1e4ed;--text-dim:#8b8fa3;--accent:#5b8af5;--accent-hover:#4a7ae8;--success:#4ade80;--danger:#f87171;--mono:"JetBrains Mono", "Fira Code", "Consolas", monospace}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:14px;line-height:1.5}.app{max-width:1400px;margin:0 auto;padding:24px}.app-header{border-bottom:1px solid var(--border);align-items:baseline;gap:16px;margin-bottom:24px;padding-bottom:16px;display:flex}.app-header h1{color:var(--text);font-size:22px;font-weight:600}.subtitle{color:var(--text-dim);font-size:13px}.tabs{border-bottom:1px solid var(--border);gap:4px;margin-bottom:20px;display:flex}.tab{color:var(--text-dim);cursor:pointer;background:0 0;border:none;border-bottom:2px solid #0000;align-items:center;gap:8px;margin-bottom:-1px;padding:10px 20px;font-family:inherit;font-size:13px;font-weight:500;transition:color .15s,border-color .15s;display:flex}.tab:hover:not(:disabled){color:var(--text)}.tab.active{color:var(--accent);border-bottom-color:var(--accent)}.tab:disabled{opacity:.4;cursor:not-allowed}.tab-badge{background:var(--surface2);color:var(--text-dim);font-size:11px;font-family:var(--mono);border-radius:10px;padding:2px 8px}.tab.active .tab-badge{color:var(--accent);background:#5b8af533}.empty-state{text-align:center;color:var(--text-dim);padding:40px 24px;font-size:14px;line-height:1.7}.empty-state p{margin-bottom:12px}.empty-state strong{color:var(--text)}.info-banner{border-bottom:1px solid var(--border);color:var(--text-dim);background:#5b8af514;padding:10px 20px;font-size:12px}.filters{background:var(--surface);border:1px solid var(--border);border-radius:8px;margin-bottom:20px;padding:20px}.filter-row{flex-wrap:wrap;gap:16px;margin-bottom:16px;display:flex}.filter-row label{color:var(--text-dim);text-transform:uppercase;letter-spacing:.5px;flex-direction:column;gap:4px;font-size:12px;font-weight:500;display:flex}.filter-row input{background:var(--bg);border:1px solid var(--border);color:var(--text);border-radius:6px;outline:none;min-width:140px;padding:8px 12px;font-family:inherit;font-size:14px}.filter-row input:focus{border-color:var(--accent)}.filter-row input[type=number]{width:90px;min-width:90px}.filter-actions{justify-content:space-between;align-items:center;display:flex}.checkbox-label{color:var(--text-dim);cursor:pointer;align-items:center;gap:8px;font-size:13px;display:flex}.checkbox-label input[type=checkbox]{accent-color:var(--accent);width:16px;height:16px}.btn-primary,.btn-secondary,.btn-ghost{cursor:pointer;border:none;border-radius:6px;padding:8px 18px;font-size:13px;font-weight:500;transition:all .15s}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover:not(:disabled){background:var(--accent-hover)}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-secondary{background:var(--surface2);color:var(--text);border:1px solid var(--border)}.btn-secondary:hover{background:var(--border)}.btn-ghost{color:var(--accent);background:0 0;padding:4px 10px;font-size:12px}.btn-ghost:hover{background:var(--surface2)}.error-banner{color:var(--danger);background:#f871711a;border:1px solid #f871714d;border-radius:6px;margin-bottom:16px;padding:12px 16px;font-size:13px}.results{margin-bottom:24px}.results-toolbar{color:var(--text-dim);justify-content:space-between;align-items:center;margin-bottom:12px;font-size:13px;display:flex}.toolbar-actions{gap:10px;display:flex}.gr-table{border-collapse:collapse;background:var(--surface);border:1px solid var(--border);border-radius:8px;width:100%;overflow:hidden}.gr-table thead{background:var(--surface2)}.gr-table th{text-align:left;text-transform:uppercase;letter-spacing:.5px;color:var(--text-dim);border-bottom:1px solid var(--border);padding:10px 14px;font-size:11px;font-weight:600}.gr-table td{border-bottom:1px solid var(--border);padding:10px 14px;font-size:13px}.gr-table tbody tr:hover{background:#5b8af50a}.row-selected{background:#5b8af514!important}.col-check{width:40px}.col-right{text-align:right}.center{text-align:center}.mono{font-family:var(--mono);font-size:12px}.dim{color:var(--text-dim)}.arabic{direction:rtl;unicode-bidi:plaintext;font-size:13px}.supplier-code{font-family:var(--mono);color:var(--text-dim);background:var(--surface2);border-radius:3px;margin-right:4px;padding:2px 6px;font-size:11px}.lines-row td{background:var(--bg);padding:0!important}.lines-container{max-height:350px;padding:12px 16px;overflow-y:auto}.lines-table{border-collapse:collapse;width:100%;font-size:12px}.lines-table th{text-align:left;text-transform:uppercase;letter-spacing:.4px;color:var(--text-dim);border-bottom:1px solid var(--border);padding:6px 10px;font-size:10px;font-weight:600}.lines-table td{border-bottom:1px solid #2e314080;padding:6px 10px}.output-section{background:var(--surface);border:1px solid var(--border);border-radius:8px;overflow:hidden}.output-header{border-bottom:1px solid var(--border);background:var(--surface2);justify-content:space-between;align-items:center;padding:16px 20px;display:flex}.output-header h2{font-size:15px;font-weight:500}.output-actions{gap:10px;display:flex}.json-preview{max-height:500px;font-family:var(--mono);color:var(--text-dim);white-space:pre;tab-size:2;padding:16px 20px;font-size:11px;line-height:1.6;overflow:auto}.duvo-panel{border-bottom:1px solid var(--border);background:#5b8af50a;padding:16px 20px}.duvo-panel-header{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;display:flex}.duvo-panel-title{color:var(--text);margin-bottom:2px;font-size:14px;font-weight:600}.duvo-panel-meta{color:var(--text-dim);font-size:12px}.duvo-panel-actions{align-items:center;gap:16px;display:flex}.duvo-error{color:var(--danger);background:#f871711a;border:1px solid #f871714d;border-radius:6px;margin-top:12px;padding:10px 12px;font-size:12px}.duvo-success{color:var(--text);background:#4ade8014;border:1px solid #4ade8040;border-radius:6px;margin-top:12px;padding:12px 14px;font-size:13px;line-height:1.6}.duvo-detail{color:var(--text-dim);font-size:12px}.duvo-success .mono{color:var(--text)}.duvo-success-head{justify-content:space-between;align-items:center;gap:12px;margin-bottom:4px;display:flex}.sandbox-listing{border:1px solid var(--border);background:#0003;border-radius:6px;margin-top:12px;padding:10px 12px;font-size:12px}.sandbox-listing-title{color:var(--text-dim);text-transform:uppercase;letter-spacing:.4px;margin-bottom:6px;font-size:11px}.sandbox-listing ul{margin:0;padding:0;list-style:none}.sandbox-listing li{padding:4px 0}input[type=checkbox]{accent-color:var(--accent);cursor:pointer}.duvo-panel.mock-panel{background:#f59e0b0f}.gr-subtabs{border-bottom:1px solid var(--border);background:#ffffff03;flex-wrap:wrap;gap:4px;padding:8px 20px 0;display:flex}.gr-subtab{color:var(--text-dim);cursor:pointer;background:0 0;border:1px solid #0000;border-bottom:none;border-radius:6px 6px 0 0;flex-direction:column;align-items:flex-start;gap:2px;min-width:0;padding:6px 12px;font-size:12px;line-height:1.2;transition:background .12s,color .12s;display:inline-flex}.gr-subtab:hover{color:var(--text);background:#ffffff0a}.gr-subtab.active{background:var(--bg);border-color:var(--border);color:var(--text);position:relative;top:1px}.gr-subtab-key{font-size:12px;font-weight:600}.gr-subtab-meta{font-size:11px}.json-preview-header{border-bottom:1px solid var(--border);background:#00000026;justify-content:space-between;align-items:center;padding:8px 20px;font-size:12px;display:flex}.json-preview-header .mono{color:var(--text);font-weight:600}.invoices-section{padding-bottom:40px}.endpoint-panel{border:1px solid var(--border);background:#5b8af50a;border-radius:8px;margin:0 20px 20px;padding:14px 16px}.endpoint-title{color:var(--text);text-transform:uppercase;letter-spacing:.4px;margin-bottom:8px;font-size:12px;font-weight:600}.endpoint-url{flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:8px;display:flex}.endpoint-url .method{background:var(--accent);color:#fff;letter-spacing:.5px;border-radius:4px;padding:3px 8px;font-size:11px;font-weight:700}.endpoint-url code{color:var(--text);white-space:nowrap;background:#00000040;border-radius:4px;flex:1;min-width:260px;padding:6px 10px;font-size:13px;overflow-x:auto}.endpoint-help{margin-bottom:8px;font-size:12px;line-height:1.6}.endpoint-curl summary{color:var(--text-dim);cursor:pointer;padding:4px 0;font-size:12px}.endpoint-curl pre{color:var(--text);white-space:pre;background:#00000040;border-radius:6px;margin-top:6px;padding:10px 12px;font-size:12px;line-height:1.6;overflow-x:auto}