:root{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;color:#17364e;background:#f4f7fa;font-synthesis:none;font-size:13px;--navy:#12364f;--blue:#16628a;--cyan:#189ebc;--line:#e3eaf0;--muted:#7a8d9e}*{box-sizing:border-box}body{margin:0}button,input,select{font:inherit}button,a,input,select,summary{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:default;opacity:.45}button{color:inherit}a{color:#147b9f}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #38b5d3;outline-offset:3px}input:focus-visible,select:focus-visible{outline:2px solid #45b1cf;outline-offset:1px}button{border:0;background:none}svg{flex-shrink:0}h1,h2,h3,p{margin:0}button{transition:background .16s,color .16s}button:hover{color:#1687aa}.site-header{height:80px;padding:0 42px;background:#fff;border-bottom:1px solid #dfe7ee;display:flex;align-items:center;gap:27px}.brand{display:flex;gap:10px;align-items:center;text-decoration:none;color:var(--navy)}.brand-symbol{font-size:38px;line-height:1;font-weight:850;position:relative;letter-spacing:-6px;transform:skew(-9deg);border:2px solid #236286;border-radius:4px;padding:0 7px 1px 1px;overflow:hidden}.brand-symbol>span{color:#1d9ab6;font-size:27px;position:absolute;right:-2px;bottom:-9px}.brand-word{font-size:27px;font-weight:750;letter-spacing:4px;line-height:1}.brand-word>span{font-size:6.6px;display:block;letter-spacing:1.1px;margin-top:6px;font-weight:650}.header-divider{width:1px;height:29px;background:var(--line)}.header-app{font-size:12px;color:#7c8c9a}.header-app>span{margin:0 15px;color:#c4ced6}.header-app>strong{font-weight:550;color:#2a465c}.header-actions{margin-left:auto;display:flex;align-items:center;gap:24px}.client-badge{font-size:8.5px;letter-spacing:1px;color:#80909d;font-weight:650;display:flex;align-items:center;gap:7px}.client-badge>span,.status-dot,.live-label>span{height:5px;width:5px;background:#43a68c;border-radius:50%;display:inline-block}.icon-button{padding:8px;border-radius:5px;display:inline-flex;align-items:center;justify-content:center}.icon-button:hover{background:#edf4f8}main{max-width:1720px;margin:auto;padding:30px 38px 40px}.page-heading{display:flex;justify-content:space-between;align-items:center;margin-bottom:27px}.eyebrow{font-size:8.8px;letter-spacing:1.4px;font-weight:700;color:#7f91a0}.eyebrow>span{color:#b6c2ca;margin:0 7px}h1{font-size:32px;letter-spacing:-1px;font-weight:720;line-height:1.4;margin:5px 0 3px}.version{font-size:8px;letter-spacing:.7px;vertical-align:middle;background:#e6edf3;color:#6e8595;padding:4px 6px;border-radius:3px;margin-left:12px}.page-heading p{font-size:12px;color:#7b8b99}.heading-actions{display:flex;gap:10px}.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:5px;padding:11px 15px;font-size:11px;font-weight:600;white-space:nowrap}.button.primary{background:var(--navy);color:#fff;box-shadow:0 2px 3px #14374f12}.button.primary:hover{background:#205778}.button.subtle{background:#fff;border:1px solid #dce5ec;color:#486175}.button.subtle:hover{background:#f0f6fa}.button.small{padding:7px 10px;font-size:10px}.mode-nav{display:flex;align-items:stretch;background:#fff;border:1px solid var(--line);border-radius:7px;margin-bottom:22px;box-shadow:0 1px 2px #193a5003;overflow:hidden}.mode-nav>button{display:flex;align-items:center;gap:9px;padding:16px 23px;border-right:1px solid #eef2f5;color:#738596;font-size:11px;font-weight:550;position:relative}.mode-nav>button.active{background:#eef7fb;color:#156087}.mode-nav>button.active:after{content:"";position:absolute;bottom:0;left:0;right:0;height:2px;background:#168cad}.active-dot{width:5px;height:5px;border-radius:50%;background:#259ab9;margin-left:9px}.nav-units{margin:auto 20px auto auto;font-size:8px;letter-spacing:.8px;color:#96a5b1;white-space:nowrap}.workspace{display:grid;grid-template-columns:270px minmax(400px,1fr) 282px;gap:20px;align-items:start}.panel{background:#fff;border:1px solid var(--line);border-radius:7px;box-shadow:0 2px 3px #193a5002;overflow:hidden}.panel-heading{display:flex;justify-content:space-between;align-items:center;padding:17px 18px;border-bottom:1px solid #eaf0f4;gap:8px}.panel-heading h2{display:flex;gap:9px;align-items:center;font-size:12px;font-weight:650}.panel-heading h2 svg{color:#598298}.text-button{font-size:9px;display:inline-flex;align-items:center;gap:5px;color:#6d8798;padding:0;white-space:nowrap}.text-button:hover{color:#0485ad}.input-content{padding:17px}.field{display:block;margin-bottom:14px;min-width:0}.field>span{display:block;font-size:10px;font-weight:550;color:#61798a;margin-bottom:7px}.number-box{display:flex;align-items:center;border:1px solid #dce5ed;border-radius:4px;height:37px;background:#fff;overflow:hidden}.number-box:focus-within{border-color:#39a4c4;box-shadow:0 0 0 2px #29a7ca0d}.number-box input{border:0;background:transparent;outline:none;width:100%;min-width:0;color:#173f5b;padding:8px 10px;font-size:12px;font-weight:600;font-variant-numeric:tabular-nums;-webkit-appearance:textfield;-moz-appearance:textfield;appearance:textfield}.number-box input::-webkit-inner-spin-button{opacity:0}.number-box input:hover::-webkit-inner-spin-button{opacity:1}.input-unit{font-size:9px;white-space:nowrap;margin-right:10px;color:#8a9ba8;font-weight:450}.select-box{position:relative}.select-box select{height:37px;width:100%;border:1px solid #dce5ed;border-radius:4px;background:#fff;-webkit-appearance:none;-moz-appearance:none;appearance:none;padding:0 27px 0 10px;font-size:10.5px;color:#34536b}.select-box svg{position:absolute;right:10px;top:12px;color:#8ba1b0;pointer-events:none}.field-disabled .number-box{background:#f4f8fa}.field-disabled input{color:#6b889c}.field small{display:block;font-size:9px;line-height:1.5;color:#92a1ad;margin-top:6px}.section-label{font-size:8px;letter-spacing:1px;font-weight:700;color:#8193a1;display:flex;align-items:center;gap:8px;border-top:1px solid #edf1f4;padding-top:17px;margin:19px 0 14px}.section-label>span{font-size:7px;background:#eef4f8;color:#6d93aa;border-radius:3px;padding:3px 4px;letter-spacing:0}.load-row{position:relative}.load-row .field .input-unit{visibility:hidden}.load-row>select{position:absolute;right:4px;top:25px;border:none;font-size:9px;background:#f6f9fb;padding:6px 2px;color:#668497;max-width:66px}.two-fields{display:grid;grid-template-columns:1fr 1fr;gap:10px}.two-fields .input-unit{margin-right:7px;font-size:8px}.checkbox-label{font-size:9px;display:flex;align-items:center;gap:6px;color:#748b9c;line-height:1.4}.checkbox-label input{accent-color:#187b9e;width:12px;height:12px;margin:0}.checkbox-label svg{margin-left:auto}.advanced-details{margin-top:3px;color:#71899a;font-size:9px}.advanced-details summary{display:flex;gap:6px;align-items:center;cursor:pointer}.advanced-details .field{margin-top:12px}.advanced-details p{font-size:9px;line-height:1.6}.input-bottom{display:flex;justify-content:space-between;gap:8px;border-top:1px solid #edf1f4;margin-top:20px;padding-top:16px}.input-bottom>span{font-size:8px;color:#93a3ae;display:flex;align-items:center;gap:5px}.input-bottom .status-dot{width:4px;height:4px}.wheel-panel{min-width:0;background:linear-gradient(150deg,#fff 5%,#f7fafc 80%);border:1px solid #e1e9ef;border-radius:7px;overflow:hidden}.wheel-panel-top{padding:21px 23px 14px;display:flex;justify-content:space-between;align-items:center}.wheel-panel-top .eyebrow{font-size:8px;letter-spacing:1.3px;color:#87a0af}.wheel-panel-top h2{font-size:18px;letter-spacing:-.3px;font-weight:600;margin-top:7px}.wheel-toolbar{display:flex;justify-content:space-between;align-items:center;padding:0 22px 9px;gap:8px}.face-switch{display:flex;padding:3px;background:#edf2f6;border-radius:5px}.face-switch>button{padding:6px 10px;font-size:9px;display:flex;gap:7px;color:#7b91a1;border-radius:3px}.face-switch>button.selected{background:#fff;color:#285973;box-shadow:0 1px 4px #123b5110}.face-switch span{font-size:8px;color:#9aadb9}.manual-toggle{display:flex;gap:6px;align-items:center;font-size:8px;color:#758e9f;white-space:nowrap}.toggle-track{display:inline-flex;align-items:center;width:21px;height:12px;border-radius:10px;background:#bdcbd5;padding:2px}.toggle-track>span{height:8px;width:8px;background:#fff;border-radius:100%;transition:transform .15s}.manual-toggle.on .toggle-track{background:#268ba7}.manual-toggle.on .toggle-track>span{transform:translate(9px)}.sizing-wheel{padding:0 12px}.sizing-wheel>.wheel-toolbar{padding:0 12px 2px;font-size:9px;color:#88a0b1;min-height:23px}.wheel-manual{font-size:8px;border:1px solid #dce7ed;border-radius:4px;padding:5px 7px;color:#7a93a6}.wheel-zoom button{width:23px;height:23px;border:1px solid #dce7ed;background:#fff;border-radius:4px;font-size:14px;line-height:1}.wheel-viewport{filter:drop-shadow(0 8px 12px #1a3f5010)}.sizing-wheel>div:last-child{font-size:9px;line-height:1.6;color:#8498a8}.wheel-live-strip{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid #dfe8ee;background:#fff;border-radius:5px;margin:15px 22px 18px;padding:14px 0}.wheel-live-strip>div{padding:0 15px;border-right:1px solid #e8edf1}.wheel-live-strip>div:last-child{border:0}.wheel-live-strip>div>span{font-size:7px;letter-spacing:1px;font-weight:650;color:#8d9eab;display:block;margin-bottom:7px}.wheel-live-strip strong{font-size:19px;letter-spacing:-.5px;font-weight:650;font-variant-numeric:tabular-nums}.wheel-live-strip small{font-size:9px;font-weight:450;color:#7d96a7;letter-spacing:0}.wheel-footnote{border-top:1px solid #e4ecf2;display:flex;align-items:center;gap:6px;padding:13px 20px;font-size:8px;color:#8ba0b0;background:#f9fbfc}.wheel-footnote>svg{color:#7ba3b5}.wheel-footnote>button{display:flex;align-items:center;gap:4px;font-size:8px;color:#6e90a6;margin-left:auto;white-space:nowrap}.results-panel{display:flex;flex-direction:column;gap:16px;min-width:0}.live-label{display:flex;align-items:center;gap:5px;font-size:7px;letter-spacing:.9px;color:#609a8c}.live-label>span{height:4px;width:4px}.recommended-card{margin:16px 15px 2px;background:linear-gradient(125deg,#ecf6fa,#f2f9fa);border:1px solid #dbeef3;border-radius:5px;padding:15px}.recommend-label{font-size:7px;font-weight:650;letter-spacing:1px;color:#5f94a8}.size-result{font-size:43px;font-weight:650;letter-spacing:-2px;color:#163f5a;margin:9px 0 11px}.size-result>span{display:block;font-size:10px;letter-spacing:0;font-weight:450;color:#708da1;margin-top:2px}.result-status{display:flex;align-items:center;gap:6px;font-size:8px;color:#32846f}.result-status.caution{color:#ab792a}.use-recommended{font-size:9px;padding:8px 0 0;text-decoration:underline;color:#2a7e9d}.result-metrics{padding:4px 18px 0}.metric{border-bottom:1px solid #edf1f4;padding:12px 0;display:flex;align-items:center;justify-content:space-between;gap:6px}.metric>span{font-size:9px;color:#7c91a0}.metric>div{display:flex;align-items:baseline;gap:5px;white-space:nowrap}.metric strong{font-size:14px;font-weight:650;letter-spacing:-.3px;font-variant-numeric:tabular-nums}.metric small{font-size:7.5px;color:#8b9eac}.metric-indicator{width:4px;height:4px;border-radius:50%;align-self:center;margin-left:2px}.metric-indicator.good{background:#63a58e}.metric-indicator.bad{background:#dca551}.design-band{padding:17px 18px}.design-band>div:first-child{display:flex;align-items:center;justify-content:space-between;gap:5px}.design-band span{font-size:6.5px;letter-spacing:.5px;color:#8b9dab}.design-band strong{font-size:11px;font-weight:550;white-space:nowrap}.design-band strong small{font-size:7px;font-weight:450;color:#8096a6}.band-track{height:5px;margin-top:15px;background:linear-gradient(90deg,#e6edf1,#dce7ee 12%,#d8eee7 12%,#d8eee7 50%,#eee9db 70%,#ebdedb);border-radius:8px;position:relative}.band-track>i{position:absolute;top:-4px;width:2px;height:13px;background:#214e66}.band-labels{display:flex;justify-content:space-between;margin-top:6px}.band-labels span{font-size:7px}.guidance-card{padding:17px 17px 15px;background:#eef6fa;border:1px solid #dce9f1;border-radius:6px}.guidance-title{display:flex;gap:9px;align-items:center}.guidance-title>span{background:#deedf5;border-radius:5px;padding:6px;display:flex;color:#287d9e}.guidance-title h3{font-size:11px;font-weight:600}.guidance-card>p{font-size:10px;color:#6d889c;line-height:1.8;margin:10px 0}.good-note{display:flex;gap:5px;align-items:center;font-size:8px;color:#619789;margin:10px 0}.guidance-card>.text-button{margin-top:9px;font-size:8.5px;color:#437c9b}.warning{font-size:9px;color:#987136;border-left:2px solid #d4a754;padding:6px 0 6px 9px;line-height:1.6;margin-top:7px}.properties-card{padding:15px 17px;border:1px solid #dfe8ee;border-radius:6px;background:#ffffff75;display:flex;flex-direction:column;gap:9px}.properties-card>div{display:flex;gap:7px;align-items:center;font-size:10px;font-weight:550;margin-bottom:4px}.properties-card>div svg{color:#4893b0}.properties-card>span{display:flex;justify-content:space-between;font-size:8.5px;color:#8b9caa;gap:6px}.properties-card b{font-weight:450;color:#627f93;text-align:right}.comparison-panel{margin-top:22px}.comparison-heading{padding:21px 22px;display:flex;align-items:center;justify-content:space-between;gap:15px}.comparison-heading h2{font-size:15px;font-weight:650;letter-spacing:-.2px}.comparison-heading p{font-size:10px;color:#8c9dab;margin-top:6px}.table-legend{display:flex;gap:7px;align-items:center;font-size:8px;color:#8a9daa}.table-legend>span{height:6px;width:6px;border-radius:50%;margin-left:10px}.legend-selected{background:#2c92b0}.legend-acceptable{background:#8eb5a6}.legend-review{background:#d7b77d}.table-scroll{overflow:auto;max-height:420px}table{width:100%;border-collapse:collapse;font-variant-numeric:tabular-nums;text-align:left;white-space:nowrap}thead{background:#f7fafc;position:sticky;top:0;z-index:1}th{font-size:9px;font-weight:550;color:#7a92a3;padding:12px 20px;border-top:1px solid #e7eef3;border-bottom:1px solid #e7eef3}th small{font-size:7px;color:#a1afba;margin-left:5px;font-weight:450}td{padding:10px 20px;font-size:11px;color:#668093;border-bottom:1px solid #f0f3f6}td:first-child{color:#345a73}td strong{font-size:12px;font-weight:600}tr.recommended-row{background:#eef8fc}tr.selected-row{box-shadow:inset 3px 0 #2195b2}tr:hover{background:#f7fbfd}tr.recommended-row:hover{background:#e7f5fa}.recommended-pill{margin-left:14px;background:#deeff5;border:1px solid #cce6f0;border-radius:3px;font-size:7px;color:#2e88a6;padding:3px 6px;font-weight:550}.exceeds{color:#af8656}.table-status{font-size:9px;color:#8ba193;display:flex;align-items:center;gap:6px}.table-status>span{width:4px;height:4px;border-radius:50%;background:#80b199}.table-status.review{color:#b09572}.table-status.review>span{background:#ceb07c}.select-pipe{display:flex;align-items:center;justify-content:center;width:24px;height:24px;border:1px solid #deebf1;border-radius:4px;color:#6d9bae}.select-pipe:hover{background:#e1f0f7}.table-footer{font-size:9px;display:flex;gap:7px;align-items:center;color:#8c9dab;padding:14px 21px;background:#fcfdfe}.analysis-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:20px}.scale-tag{font-size:7px;color:#8aa0af;background:#eef4f8;border-radius:3px;padding:4px 6px;letter-spacing:1px}.formula-display{display:flex;align-items:baseline;gap:8px;padding:28px 22px 14px;flex-wrap:wrap}.formula-display strong{font-size:22px;font-weight:600;letter-spacing:-.5px}.formula-display>span{font-size:9px;color:#7995a6}.formula-display>b{font-size:14px;margin:0 4px;color:#a3b5c1;font-weight:400}.capacity-summary>p{padding:0 22px;font-size:10px;line-height:1.7;color:#65879c}.capacity-summary>p.muted{font-size:9px;color:#9baab6;padding-bottom:23px;margin-top:5px}.mini-metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;padding:23px 20px 15px}.mini-metrics>div{border-right:1px solid #e9eff3;padding-right:10px}.mini-metrics>div:last-child{border:0}.mini-metrics span{display:block;font-size:8px;color:#8098a9;margin-bottom:10px;line-height:1.5}.mini-metrics strong{font-size:22px;font-weight:600;letter-spacing:-.5px}.mini-metrics small{font-size:9px;font-weight:400;color:#7995a6}.card-note{font-size:9px;color:#859ba9;line-height:1.8;padding:0 20px 17px}.fittings-details{border-top:1px solid #edf2f5;padding:15px 20px;color:#718d9f;font-size:10px}.fittings-details summary{cursor:pointer}.fittings-details summary>span{float:right;color:#94a8b7;font-size:8px}.fittings-details p{font-size:9px;line-height:1.7;margin:10px 0}.fittings-details .small{margin-top:10px}.fitting-row{display:flex;gap:6px;align-items:center;margin:8px 0}.fitting-row input{width:50px;min-width:0;border:1px solid #dce6ed;border-radius:3px;padding:6px;color:#375d75;font-size:10px}.fitting-row input:first-child{flex:1}.fitting-row span{white-space:nowrap;font-size:8px}.fitting-row button{padding:3px}.curve-fields{display:grid;grid-template-columns:1fr 1fr auto;gap:12px;align-items:center;padding:18px 20px 0}.curve-fields .field{margin:0}.curve-fields .button{align-self:end;height:36px;font-size:8px;padding:0 9px}.curve-chart{padding:0 15px}.curve-chart svg{display:block;width:100%;font-size:9px;fill:#829aab}.curve-probe{display:flex;align-items:center;gap:12px;font-size:9px;padding:9px 20px 15px;color:#8aa0af}.curve-probe input{min-width:20px;flex:1;accent-color:#168aa7;height:4px}.curve-probe strong{display:flex;align-items:center;gap:4px;white-space:nowrap;color:#39738f;font-size:9px}.valve-fields{padding:20px}.valve-fields .field{max-width:none}.valve-fields .card-note{padding:14px 0 0}.valve-result{background:#f1f7fa;border-radius:5px;padding:16px;margin-top:18px;display:flex;align-items:center;justify-content:space-between}.valve-result>span{font-size:8px;letter-spacing:1px;color:#7396ab}.valve-result strong{font-size:28px;font-weight:600}.valve-result small{font-size:12px;font-weight:450;color:#8ca6b5}.guidance-section{margin-top:20px}.guidance-list{display:grid;grid-template-columns:1fr 1fr;padding:6px 20px;column-gap:30px}.guidance-list details{border-bottom:1px solid #edf2f5;padding:14px 0}.guidance-list details:last-child{border-bottom:0}.guidance-list summary{cursor:pointer;font-size:10px;color:#557990;font-weight:500;line-height:1.6}.guidance-list details p{font-size:10px;line-height:1.8;color:#8299a9;padding-top:10px}.source-note{font-size:9px;color:#93a3af;line-height:1.8;padding:15px 20px}.site-footer{max-width:1720px;margin:auto;padding:25px 40px 35px;border-top:1px solid #e0e8ee;display:flex;gap:30px;align-items:center}.footer-brand{font-size:22px;font-weight:700;letter-spacing:3px;line-height:1;color:#638397}.footer-brand>span{display:block;font-size:5px;letter-spacing:.7px;margin-top:5px}.site-footer>p{font-size:9px;color:#7891a3;line-height:1.7}.site-footer>p>span{font-size:8px;color:#9eafb9}.footer-version{font-size:8px;color:#8ea1ad;margin-left:auto}.footer-version>span{margin:0 7px;color:#b5c1ca}.inline-total{padding:12px;background:#f0f6f9;border-radius:4px;display:flex;justify-content:space-between;font-size:9px;margin-top:15px;color:#6e8ca0}.inline-total strong{color:#315e77}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#102e45a6;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);z-index:20;display:flex;align-items:center;justify-content:center;padding:30px}.help-modal{background:#fff;border-radius:10px;max-width:800px;width:100%;max-height:90dvh;overflow:auto;box-shadow:0 20px 80px #08273750}.modal-header{display:flex;align-items:center;justify-content:space-between;gap:20px;border-bottom:1px solid #e8eff3;padding:26px 30px;position:sticky;top:0;background:#fff;z-index:1}.modal-header h2{font-size:23px;letter-spacing:-.5px;margin-top:9px}.help-content{padding:10px 30px 30px;color:#6a8598;font-size:12px;line-height:1.9}.help-content h3{color:#244f69;margin:23px 0 9px;font-size:14px}.help-content p{margin:12px 0}.help-content a{word-break:break-word}.help-content ul,.help-content ol{padding-left:20px}.help-content li{margin:8px 0}.help-content .source-note{padding:0}.print-assumptions{display:none}.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}.workspace.wheel-expanded{grid-template-columns:220px minmax(400px,1fr) 240px}.wheel-expanded .wheel-panel{min-width:0}@media(min-width:1600px){.workspace{grid-template-columns:290px minmax(500px,1fr) 300px;gap:24px}.input-content{padding:20px}.field{margin-bottom:17px}.wheel-panel{padding-top:3px}.wheel-viewport{max-width:740px!important}}@media(max-width:1250px){main{padding:25px 24px}.site-header{padding:0 26px}.workspace{grid-template-columns:235px minmax(340px,1fr) 245px;gap:14px}.mode-nav>button{padding:15px 18px}.nav-units{display:none}.wheel-panel-top{padding:18px 17px 13px}.wheel-panel-top h2{font-size:16px}.wheel-toolbar{padding:0 15px 7px}.manual-toggle{font-size:7px}.sizing-wheel{padding:0 4px}.wheel-live-strip{margin:14px}.wheel-live-strip>div{padding:0 9px}.wheel-live-strip strong{font-size:17px}.wheel-live-strip small{font-size:8px}.wheel-footnote{padding:12px 14px;flex-wrap:wrap}.wheel-footnote>button{margin-left:0}.recommend-label{font-size:6.5px;letter-spacing:.7px}.metric>span{font-size:8.5px}.metric strong{font-size:13px}.metric small{font-size:7px}.input-content{padding:14px}.panel-heading{padding:16px 14px}.mini-metrics strong{font-size:19px}.formula-display{gap:5px}.formula-display strong{font-size:19px}.formula-display>b{margin:0 2px}.curve-fields{grid-template-columns:1fr 1fr}.curve-fields .button{grid-column:1/-1;height:28px}.table-legend{font-size:7px}.table-legend>span{margin-left:2px}}@media(max-width:1050px){.workspace{grid-template-columns:240px minmax(380px,1fr)}.results-panel{grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr;gap:16px;align-items:start}.result-card{grid-row:span 2;display:grid;grid-template-columns:1fr 1fr}.result-card>.panel-heading{grid-column:1/-1}.recommended-card{grid-column:1;margin-bottom:0}.result-metrics{grid-row:2/4;grid-column:2}.design-band{grid-column:1}.guidance-card,.properties-card{grid-column:2}.workspace.wheel-expanded{grid-template-columns:200px 1fr}.header-app,.header-divider{display:none}.analysis-grid{gap:16px}.mini-metrics{grid-template-columns:1fr 1fr}.table-legend{display:none}.client-badge{font-size:7px}.heading-actions .button{padding:10px 12px}.page-heading p{font-size:11px}.guidance-list{column-gap:24px}}@media(max-width:760px){.site-header{height:65px;padding:0 18px}.brand-symbol{font-size:30px}.brand-word{font-size:23px}.brand-word>span{font-size:5.6px}.client-badge{display:none}main{padding:21px 15px 25px}.page-heading{align-items:start;gap:15px;margin-bottom:21px}.eyebrow{font-size:7px;letter-spacing:1px}h1{font-size:27px}.page-heading p{font-size:10px;line-height:1.6;max-width:230px}.heading-actions{gap:6px;padding-top:16px}.heading-actions .button{font-size:0;padding:10px}.heading-actions .button svg{height:16px;width:16px}.mode-nav{margin-bottom:15px;overflow:auto}.mode-nav>button{padding:14px 15px;white-space:nowrap;font-size:10px;gap:7px;flex:1;justify-content:center}.mode-nav>button svg{width:14px}.active-dot{display:none}.workspace,.workspace.wheel-expanded{grid-template-columns:1fr;gap:15px}.wheel-panel{grid-row:1}.input-panel{grid-row:2}.wheel-panel-top{padding:20px 20px 14px}.wheel-panel-top h2{font-size:18px}.wheel-toolbar{padding:0 20px 8px}.manual-toggle{font-size:8px}.wheel-live-strip{margin:13px 18px 18px}.wheel-live-strip>div{padding:0 15px}.wheel-live-strip strong{font-size:23px}.wheel-live-strip>div>span{font-size:7px}.wheel-live-strip small{font-size:10px}.wheel-footnote{padding:13px 18px;font-size:8px;gap:7px}.wheel-footnote>button{margin-left:auto}.sizing-wheel{padding:0 8px}.sizing-wheel>.wheel-toolbar{padding:0 15px 2px}.input-content{padding:20px;display:grid;grid-template-columns:1fr 1fr;gap:0 15px}.input-content>.section-label,.input-content>.checkbox-label,.input-content>.input-bottom,.input-content>.advanced-details,.input-content>.inline-total{grid-column:1/-1}.input-content>.section-label{margin:9px 0 16px}.input-content>.field:first-child{grid-column:1/-1}.input-content>.two-fields{grid-column:1/-1}.field{margin-bottom:17px}.field>span{font-size:10px}.number-box,.select-box select{height:40px}.section-label{font-size:9px}.checkbox-label{margin-bottom:15px}.results-panel{grid-column:1;display:grid;grid-template-columns:1fr 1fr;gap:12px}.result-card{grid-column:1/-1;grid-row:auto}.guidance-card{grid-column:1;padding:15px}.properties-card{grid-column:2;padding:15px}.guidance-title h3{font-size:10px}.guidance-card>p{font-size:9px}.good-note{font-size:7px}.properties-card>div{font-size:9px}.properties-card>span{font-size:8px;flex-wrap:wrap}.properties-card b{font-size:8px}.panel-heading{padding:17px}.recommended-card{margin:17px 12px 0 17px;padding:16px}.recommend-label{font-size:7px}.size-result{font-size:44px}.metric>span{font-size:9px}.metric strong{font-size:15px}.metric small{font-size:7px}.result-metrics{padding:0 17px 0 4px}.result-status{font-size:7.5px}.design-band{padding:15px 17px}.design-band>div:first-child{display:block}.design-band strong{display:block;margin-top:5px}.design-band span{font-size:6px}.comparison-panel{margin-top:15px}.comparison-heading{padding:18px}.comparison-heading h2{font-size:14px}.comparison-heading p{font-size:9px;line-height:1.6}.table-scroll{max-height:360px}th,td{padding:10px 15px}.table-footer{font-size:8px;line-height:1.7;padding:13px 17px}.analysis-grid{grid-template-columns:1fr;gap:15px;margin-top:15px}.formula-display{gap:7px}.formula-display strong{font-size:22px}.mini-metrics{grid-template-columns:repeat(4,1fr);padding:20px 17px;gap:8px}.mini-metrics strong{font-size:21px}.mini-metrics span{font-size:7px}.mini-metrics>div{padding-right:5px}.curve-fields{grid-template-columns:1fr 1fr}.curve-probe{gap:9px}.curve-probe strong{font-size:8px}.guidance-list{grid-template-columns:1fr;padding:0 18px}.guidance-section>.panel-heading{align-items:start}.guidance-section>.panel-heading h2{font-size:11px}.guidance-section>.panel-heading>.text-button{font-size:7px;white-space:normal}.site-footer{padding:23px 18px;gap:19px;flex-wrap:wrap}.footer-brand{font-size:19px}.site-footer>p{font-size:8px;flex:1}.site-footer>p>span{font-size:7px}.footer-version{font-size:7px;margin-left:0}.modal-backdrop{padding:12px}.help-modal{max-height:94dvh}.modal-header{padding:22px}.modal-header h2{font-size:19px}.help-content{padding:0 22px 22px;font-size:11px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}@media print{@page{size:letter;margin:.45in}:root{background:#fff;font-size:10px}body{background:#fff;color:#12364f}.site-header{padding:0;height:55px}.brand-symbol{font-size:25px}.brand-word{font-size:20px}.brand-word>span{font-size:5px}.site-header .header-actions,.header-divider,.client-badge,.header-app,.heading-actions,.mode-nav,.wheel-panel,.input-bottom,.select-pipe,.table-legend,.guidance-section,.site-footer,.text-button,.fittings-details button,.curve-probe,.use-recommended{display:none!important}main{padding:15px 0;max-width:none}.page-heading{margin-bottom:15px}.page-heading h1{font-size:25px}.page-heading p{font-size:10px}.workspace{display:grid;grid-template-columns:1fr 1fr;gap:12px}.input-panel{grid-column:1;grid-row:1}.input-content{display:block;padding:12px}.input-content>.field,.input-content>.load-row{display:inline-block;width:46%;margin-right:4%;vertical-align:top}.section-label{margin:10px 0;padding-top:9px}.field{margin-bottom:9px}.number-box,.select-box select{height:27px;border-color:#e1e7ea}.number-box input{font-size:10px;padding:5px}.field>span{font-size:8px;margin-bottom:4px}.two-fields{gap:8px}.load-row>select{top:17px;padding:3px}.results-panel{display:flex;grid-column:2;gap:10px}.result-card{display:block}.recommended-card{margin:10px}.size-result{font-size:30px;margin:6px 0}.result-metrics{padding:0 12px}.metric{padding:8px 0}.metric>span{font-size:8px}.metric strong{font-size:12px}.design-band{display:none}.panel-heading{padding:10px 12px}.panel-heading h2{font-size:11px}.properties-card{padding:10px;gap:6px}.guidance-card{padding:10px}.guidance-card>p{font-size:8px;margin:5px 0}.guidance-title h3{font-size:10px}.guidance-title>span{padding:4px}.table-scroll{max-height:none;overflow:visible}.comparison-panel{margin-top:14px;break-inside:avoid}.comparison-heading{padding:12px}th,td{padding:6px 10px;font-size:9px}td strong{font-size:10px}.recommended-pill{font-size:6px;padding:2px 4px}.table-footer{font-size:8px;padding:9px}.table-status{font-size:8px}.analysis-grid{gap:12px;margin-top:14px;break-inside:avoid}.formula-display{padding:15px 12px 8px;gap:4px}.formula-display strong{font-size:16px}.formula-display>span{font-size:7px}.capacity-summary>p{font-size:8px;padding:0 12px}.capacity-summary>p.muted{font-size:7px;padding:0 12px 12px}.mini-metrics{padding:14px 12px;grid-template-columns:1fr 1fr}.mini-metrics strong{font-size:16px}.mini-metrics span{font-size:7px}.card-note{font-size:7px;padding:0 12px 10px}.curve-section{grid-template-columns:1fr 1fr}.curve-fields{padding:12px;gap:8px}.curve-fields .button{display:none}.curve-chart{padding:0 6px}.valve-fields{padding:12px}.valve-result{margin-top:8px;padding:10px}.valve-result strong{font-size:22px}.valve-result>span{font-size:7px}.print-assumptions{display:block;margin-top:15px;border-top:1px solid #ddd;padding-top:12px;font-size:8px;line-height:1.8}.print-assumptions h2{font-size:11px;margin-bottom:5px}.modal-backdrop{display:none}.warning{font-size:8px}.advanced-details{display:none}}.help-content.guidance-list{display:block}.wheel-reading{padding:9px 10px 0}.wheel-reading>button{border:1px solid #dce7ed;background:#fff;border-radius:4px;font-size:18px;width:28px;height:28px}.wheel-instructions{min-height:47px}.wheel-manual-status{font-size:8px;color:#8aa0b0}.input-error-banner{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:15px 18px;border:1px solid #e5cca0;border-radius:5px;background:#fffaef;color:#96713a;font-size:11px;line-height:1.7;margin-bottom:18px}.input-error{color:#a77b3d!important}@media(max-width:760px){.number-box input,.select-box select{font-size:16px}.wheel-zoom button{height:34px;width:34px}.wheel-reading>button{width:40px;height:40px}.face-switch>button{min-height:34px}.manual-toggle{min-height:34px}.icon-button{min-width:36px;min-height:36px}.text-button{min-height:28px}}