.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.smith-intro{display:flex;justify-content:space-between;align-items:flex-end;gap:25px;padding:30px 0}.smith-intro h1{font-size:46px;letter-spacing:-1.8px;margin:12px 0}.smith-intro p{margin:0;color:var(--muted);font-size:14px}.smith-intro>.app-text-link{font-size:12px;white-space:nowrap;margin-bottom:4px}
.sm-topbar{display:flex;justify-content:space-between;align-items:center;gap:20px;border-block:1px solid var(--line);padding:13px 0}.sm-presets{display:flex;gap:9px;align-items:center;flex-wrap:wrap}.sm-presets>span{font:9px var(--mono);color:var(--muted);letter-spacing:1px;margin-right:8px}.sm-presets button,.sm-add-elements button{border:1px solid var(--line);background:white;border-radius:5px;padding:7px 11px;color:var(--green);font-size:11px}.sm-presets button:hover,.sm-add-elements button:hover{background:#e4edd7;border-color:#9eb18b}.sm-text-button{border:0;background:none;color:var(--green);font-size:11px;text-decoration:underline;text-underline-offset:3px;padding:6px 0}.sm-status{font-size:12px;color:var(--green);min-height:0;margin:12px 0}.sm-status:empty{margin:10px 0}.smith-workbench{display:grid;grid-template-columns:300px minmax(0,1fr);gap:20px;align-items:start}.sm-controls{display:flex;flex-direction:column;gap:17px;min-width:0}.sm-panel{background:white;border:1px solid var(--line);border-radius:10px;padding:24px;margin-bottom:22px;min-width:0}.sm-controls .sm-panel{padding:21px;margin:0}.sm-panel-title{display:flex;align-items:center;gap:10px;margin-bottom:20px}.sm-step{font:10px var(--mono);color:#7d925f}.sm-panel h2,.sm-chart-heading h2{font-size:17px;font-weight:600;letter-spacing:-.4px;margin:0}.sm-field{min-width:0;margin:0 0 14px}.sm-field>label{display:block;font-size:11px;font-weight:600;margin-bottom:7px}.sm-field>select,.sm-input{width:100%;min-width:0;border:1px solid #d4ddce;border-radius:5px;background:#fafbf8;color:var(--ink)}.sm-field>select{padding:10px 8px;font-size:11px;min-height:42px}.sm-input{display:flex;align-items:center;min-height:42px;overflow:hidden}.sm-input input{width:100%;min-width:0;border:0;outline-offset:-3px;background:transparent;padding:10px;font:12px var(--mono);color:var(--ink)}.sm-input>span{padding:0 10px;color:var(--muted);font-size:11px;white-space:nowrap}.sm-input>select{border:0;border-left:1px solid var(--line);padding:10px 4px;background:transparent;font-size:10px;color:var(--muted);max-width:75px}.sm-pair{display:grid;grid-template-columns:1fr 1fr;gap:12px}.sm-help{font-size:11px;line-height:1.75;color:var(--muted);margin:8px 0 14px}.sm-source-buttons{display:flex;border:1px solid #d8e1d1;border-radius:5px;margin:7px 0 20px;overflow:hidden}.sm-source-buttons button{flex:1;min-width:0;padding:10px 5px;border:0;background:#f6f8f1;font-size:11px;color:var(--muted)}.sm-source-buttons [aria-pressed=true]{background:var(--green);color:white}.sm-source-buttons button:focus-visible{outline-offset:-3px}.sm-file-label{display:block;font-size:12px;font-weight:600;margin-bottom:10px}#sm-file{font-size:10px;max-width:100%;color:var(--muted)}#sm-file::file-selector-button{border:1px solid var(--line);background:#edf2e6;padding:7px;color:var(--green);border-radius:5px;margin-right:7px;font:11px var(--sans)}.sm-paste{font-size:11px;margin:15px 0}.sm-paste summary{cursor:pointer}.sm-paste textarea{width:100%;resize:vertical;border:1px solid var(--line);border-radius:5px;margin:10px 0;font:10px/1.5 var(--mono);padding:9px;min-height:120px}.sm-paste .btn{font-size:11px;min-height:35px;padding:7px 12px}.sm-solution{padding:13px 0;border-top:1px solid var(--line)}.sm-solution strong{font-size:11px;display:block;margin-bottom:5px}.sm-solution p{font:10px/1.8 var(--mono);color:var(--muted);margin:0 0 9px}.sm-solution button{width:100%;font-size:11px;min-height:35px;padding:6px 10px}.sm-guide-note h2{margin-bottom:12px}.sm-guide-note p,.sm-guide-note a{font-size:11px;color:var(--muted);line-height:1.8}.sm-guide-note a{color:var(--green);text-decoration:underline}.sm-main{min-width:0}.sm-chart-panel{border:1px solid var(--line);background:white;border-radius:10px;overflow:hidden}.sm-chart-heading{padding:18px 23px;display:flex;justify-content:space-between;gap:15px;align-items:center;border-bottom:1px solid var(--line)}.sm-chart-heading h2{font-size:16px}.sm-chart-heading span{font:10px var(--mono);color:var(--muted);display:block;margin-top:5px}.sm-chart-heading .btn{min-height:33px;padding:5px 11px;font-size:11px}.sm-chart-toolbar{padding:12px 20px;display:flex;gap:15px;align-items:center;flex-wrap:wrap;border-bottom:1px solid #e9ede5;background:#fafbf7}.sm-chart-toolbar>label{font-size:9px;color:var(--muted)}.sm-chart-toolbar select{display:block;font-size:10px;border:1px solid var(--line);background:white;padding:5px;border-radius:4px;max-width:100%;margin-top:4px;color:var(--ink)}.sm-chart-toolbar .sm-check{margin-left:auto;font-size:10px}.sm-check{display:inline-flex;align-items:center;gap:7px;font-size:11px;color:var(--muted);white-space:nowrap;cursor:pointer}.sm-check input{accent-color:var(--green)}.sm-chart-wrap{padding:6px 15px 0;background:#fff;position:relative}.sm-chart-wrap svg{width:100%;height:auto;display:block;touch-action:pan-y;cursor:crosshair}.impedance-grid{stroke:#bfcbbd;stroke-width:.8}.impedance-grid .major{stroke:#899f86;stroke-width:1}.admittance-grid{stroke:#94b0ca;stroke-width:.65;stroke-dasharray:2 3;opacity:.6}.admittance-grid .major{stroke:#668caf;stroke-width:.9}.grid-label{font:10px var(--mono);fill:#596d54;paint-order:stroke;stroke:white;stroke-width:2.6px}.smith-axis{stroke:#738b6e;stroke-width:.9}.smith-boundary{stroke:#61785b;stroke-width:1.4;fill:none}.angle-scale{stroke:#b0bcaa;stroke-width:.7;fill:none}.angle-scale text{stroke:none;fill:#7c8977;font:9px var(--mono)}.end-label{font:8px var(--mono);fill:#75846e;letter-spacing:.6px}.chart-region{font:8px var(--mono);letter-spacing:1.5px;fill:#84917e}.vswr-circle{stroke:#b69276;stroke-width:1;stroke-dasharray:5 5}.target-circle{fill:#d7ee8319;stroke:#94ac56;stroke-width:1.3;stroke-dasharray:3 4}.load-trace{stroke:#8c9891;stroke-width:1.7;stroke-dasharray:4 3}.input-trace{stroke:#217b69;stroke-width:2.5}.stage-label{font:600 11px var(--mono);fill:#1b4e3c;paint-order:stroke;stroke:white;stroke-width:3}.marker-label{font:600 11px var(--mono);fill:#a3466c;paint-order:stroke;stroke:white;stroke-width:3}.sm-legend{display:flex;flex-wrap:wrap;gap:7px 17px;padding:7px 22px;font-size:9px;color:var(--muted);align-items:center}.sm-legend>span{display:flex;gap:6px;align-items:center}.sm-legend i{display:inline-block;width:15px;border-top:2px solid}.sm-legend-load{border-color:#8c9891!important;border-top-style:dashed!important}.sm-legend-input{border-color:#217b69!important}.sm-legend-target{border-color:#94ac56!important;border-top-style:dashed!important}.sm-admittance-key{color:#668caf}.sm-cursor-readout{font:10px/1.7 var(--mono);color:var(--green);padding:12px 22px;margin:5px 0 0;border-top:1px solid #e9ede5;background:#f9fbf6;min-height:43px;overflow-wrap:anywhere}.sm-chart-help{padding:0 22px;font-size:10px;margin:10px 0 15px}.sm-readouts{background:#eaf0e2;border:1px solid #d8e1ce;border-radius:10px;margin:15px 0 25px;padding:22px;display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:22px 18px}.sm-readout-primary>span{font:8px var(--mono);letter-spacing:1px;color:var(--muted);display:block}.sm-readout-primary>strong{display:block;font:500 21px/1.4 var(--mono);color:var(--green);margin:7px 0 4px;letter-spacing:-.6px;overflow-wrap:anywhere}.sm-readout-primary>small{font-size:9px;line-height:1.6;color:var(--muted);display:block}.sm-readouts dl{margin:0;grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr;gap:6px 25px;padding-top:15px;border-top:1px solid #d1ddc6}.sm-metric-row{display:flex;justify-content:space-between;gap:10px;font-size:10px;padding:5px 0}.sm-metric-row dt{color:var(--muted)}.sm-metric-row dd{font-family:var(--mono);text-align:right;margin:0;overflow-wrap:anywhere}.sm-section-heading{display:flex;justify-content:space-between;align-items:center;gap:25px;margin-bottom:21px}.sm-section-heading h2{font-size:25px;font-weight:550;letter-spacing:-.6px;margin:8px 0}.sm-section-heading p{font-size:12px;color:var(--muted);margin:0;max-width:760px}.sm-section-heading>.btn{font-size:11px;min-height:35px;flex-shrink:0}.sm-add-elements{display:flex;gap:9px;flex-wrap:wrap;border-bottom:1px solid var(--line);padding-bottom:20px;margin-bottom:19px}.sm-element{display:grid;grid-template-columns:25px minmax(130px,1.5fr) minmax(125px,1fr) minmax(100px,.7fr) auto;gap:14px;align-items:center;padding:14px 0;border-bottom:1px solid #e8ede2}.sm-element-number{font:11px var(--mono);color:var(--green);font-weight:600}.sm-element .sm-field{margin:0}.sm-element-controls{display:flex;gap:5px;align-items:center}.sm-element-controls button{background:#f4f7ef;border:1px solid var(--line);border-radius:4px;min-width:29px;height:29px;font-size:12px;color:var(--green)}.sm-element-type{width:100%}.sm-empty{font-size:12px;color:var(--muted);padding:15px 0 25px}.sm-element .sm-physical{font:9px/1.6 var(--mono);color:var(--muted);padding-top:10px}.sm-line-settings{grid-template-columns:220px 1fr;gap:28px;align-items:center;margin-top:21px}.sm-line-settings .sm-field{margin:0}.sm-line-settings p{max-width:700px}.sm-schematic{overflow-x:auto;border:1px solid var(--line);border-radius:7px;background:#fbfcf8;margin:25px 0 20px;padding:10px}.sm-schematic svg{display:block;min-width:420px;width:100%;max-height:190px}.sm-table-wrap{overflow-x:auto;max-width:100%}.sm-table{border-collapse:collapse;width:100%;font-size:11px;text-align:left;white-space:nowrap}.sm-table caption{text-align:left;font-size:11px;font-weight:600;color:var(--ink);margin:0 0 12px}.sm-table th{color:var(--muted);font-size:10px;font-weight:500;background:#f4f7ef;padding:11px 13px;border-bottom:1px solid var(--line)}.sm-table td{border-bottom:1px solid #e7ece1;padding:11px 13px;font-family:var(--mono);font-size:10px}.sm-table td:first-child{font-family:var(--sans);font-weight:600}.sm-sweep-fields{display:grid;grid-template-columns:1fr 1fr 1fr 1fr auto;gap:17px;align-items:end;margin-bottom:25px}.sm-sweep-fields .sm-field{margin:0}.sm-sweep-fields>.btn{min-height:42px;font-size:11px;padding:8px 12px}.sm-frequency-selector{padding:20px;background:#f4f7ef;border:1px solid #e1e8d8;border-radius:7px;margin-bottom:20px}.sm-frequency-selector>label{display:flex;justify-content:space-between;gap:15px;font-size:11px;color:var(--muted)}.sm-frequency-selector strong{font:500 13px var(--mono);color:var(--green)}.sm-frequency-selector>input{display:block;width:100%;accent-color:var(--green);margin:18px 0}.sm-frequency-selector>div{display:flex;align-items:center;gap:20px;flex-wrap:wrap}.sm-frequency-selector .btn{min-height:33px;font-size:10px;padding:5px 11px}.sm-frequency-selector>div>span{font-size:10px;color:var(--muted);margin-left:auto}.sm-response-plot svg{width:100%;height:auto;display:block}.sm-export-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:25px}.sm-export-actions .btn{min-height:39px;font-size:11px}.sm-documentation{padding:30px 0 0}.sm-doc-grid{display:grid;grid-template-columns:1fr 1fr;gap:25px 50px}.sm-doc-grid h3{font-size:16px;letter-spacing:-.3px;font-weight:600;margin:0 0 12px}.sm-doc-grid p{font-size:12px;line-height:1.9;color:var(--muted);max-width:530px}.sm-doc-grid code{font:11px/2 var(--mono);display:block;border-left:2px solid #bacd9b;padding-left:16px;color:var(--green);margin-top:18px}.sm-assumptions{border-block:1px solid var(--line);padding:20px 0;margin:32px 0 20px}.sm-assumptions summary{font-size:13px;font-weight:600;cursor:pointer}.sm-assumptions p{font-size:12px;line-height:1.9;color:var(--muted)}.sm-references{font-size:11px;line-height:2;color:var(--muted);margin-bottom:22px}.sm-references a{color:var(--green);text-decoration:underline}.sm-documentation>.app-text-link{font-size:12px}.sm-toolbar-actions button[disabled]{opacity:.4}.sm-controls [hidden],.sm-panel [hidden],.sm-chart-panel [hidden]{display:none!important}
@media(max-width:1050px){.smith-workbench{grid-template-columns:270px minmax(0,1fr);gap:16px}.sm-controls .sm-panel{padding:18px}.sm-chart-toolbar{gap:10px;padding:10px 15px}.sm-chart-toolbar .sm-check{margin-left:0}.sm-readouts{gap:17px 12px;padding:18px}.sm-readout-primary>strong{font-size:17px}.sm-readouts dl{grid-template-columns:1fr}.sm-metric-row{font-size:11px}.sm-element{gap:9px;grid-template-columns:20px 1.4fr 1fr .7fr auto}.sm-element-controls{gap:3px}.smith-intro h1{font-size:40px}.sm-sweep-fields{gap:10px}}
@media(max-width:760px){.smith-intro{display:block;padding:28px 0 23px}.smith-intro h1{font-size:36px;letter-spacing:-1.3px}.smith-intro p{font-size:13px}.smith-intro>.app-text-link{display:inline-block;margin-top:16px;font-size:11px}.sm-topbar{align-items:flex-start;gap:10px}.sm-presets{gap:7px}.sm-presets>span{width:100%;font-size:8px}.sm-presets button{font-size:10px;padding:6px 8px}.sm-topbar>.sm-text-button{flex:0 0 70px;font-size:10px}.smith-workbench{grid-template-columns:1fr;gap:18px}.sm-controls{display:grid;grid-template-columns:1fr;gap:15px}.sm-controls .sm-panel{padding:21px}.sm-guide-note{display:none}.sm-chart-heading{padding:17px}.sm-chart-heading h2{font-size:14px}.sm-chart-heading span{font-size:9px}.sm-chart-heading .btn{padding:5px 9px;font-size:10px}.sm-chart-toolbar{gap:12px;padding:11px 14px}.sm-chart-toolbar>label{flex:1;min-width:125px}.sm-chart-toolbar .sm-check{min-width:auto;flex:none}.sm-chart-wrap{padding:3px 0}.sm-legend{padding:8px 15px;font-size:8px;gap:7px 12px}.sm-cursor-readout{font-size:9px;padding:11px 15px}.sm-chart-help{font-size:9px;padding:0 15px}.sm-readouts{margin:14px 0 0;padding:19px 16px;grid-template-columns:1fr 1fr;gap:22px}.sm-readout-primary:first-child{grid-column:1/-1}.sm-readout-primary>strong{font-size:23px}.sm-readouts dl{grid-template-columns:1fr;gap:0}.sm-metric-row{font-size:10px;line-height:1.8}.sm-network-panel{margin-top:24px}.sm-panel{padding:20px}.sm-section-heading{align-items:flex-start;gap:16px;flex-wrap:wrap}.sm-section-heading h2{font-size:22px;line-height:1.3}.sm-section-heading p{font-size:11px;line-height:1.8}.sm-section-heading .eyebrow{font-size:9px}.sm-add-elements{gap:7px}.sm-add-elements button{font-size:10px;padding:7px 9px}.sm-element{grid-template-columns:22px 1fr 1fr;gap:12px;padding:17px 0}.sm-element-number{align-self:start;margin-top:25px}.sm-element>.sm-physical,.sm-element>div:nth-child(4){grid-column:2/3}.sm-element-controls{grid-column:3/4;justify-content:flex-end}.sm-line-settings{grid-template-columns:1fr;gap:0}.sm-line-settings .sm-field{max-width:220px}.sm-schematic{padding:5px}.sm-sweep-fields{grid-template-columns:1fr 1fr;gap:14px}.sm-sweep-fields>.btn{grid-column:1/-1}.sm-frequency-selector{padding:16px}.sm-frequency-selector>div{gap:12px}.sm-frequency-selector>div>span{margin-left:0;width:100%;font-size:9px}.sm-export-actions{gap:9px}.sm-export-actions .btn{font-size:10px;min-height:37px;padding:8px 11px}.sm-doc-grid{grid-template-columns:1fr;gap:28px}.sm-doc-grid h3{font-size:15px}.sm-doc-grid p{font-size:12px}.sm-doc-grid code{font-size:10px}.sm-assumptions summary{font-size:12px}.sm-assumptions p{font-size:11px}.sm-reference{font-size:10px}}
@media(prefers-reduced-motion:reduce){#sm-chart{scroll-behavior:auto}}
.smith-intro-links{display:flex;flex-direction:column;align-items:flex-end;gap:7px;flex-shrink:0}.smith-intro-links a{font-size:11px}.sm-chart-heading{scroll-margin-top:20px}.sm-frequency-selector>.sm-goto{display:flex;align-items:center;justify-content:flex-start;gap:12px;margin:15px 0 5px;flex-wrap:wrap}.sm-goto label{font-size:10px;color:var(--muted)}.sm-goto input{border:1px solid #ccd9bf;background:white;padding:7px;border-radius:4px;font:11px var(--mono);width:115px;min-width:0}.sm-goto .btn{min-height:32px;font-size:10px;padding:5px 9px}#sm-cursor[hidden]{display:none}
.sm-chart-wrap svg{touch-action:pan-y pinch-zoom}
@media(max-width:760px){.smith-intro-links{align-items:flex-start;margin-top:15px;gap:6px}.sm-frequency-selector>.sm-goto{gap:9px}.sm-goto label{width:100%;font-size:10px}.sm-goto input{width:90px}}