.ext-workspace{padding-bottom:4rem}.ext-workspace [hidden],.ext-quantity [hidden]{display:none!important}.ext-topline{display:flex;align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap;margin:0 0 2rem}.ext-steps{display:flex;gap:.5rem;flex-wrap:wrap}.ext-steps button{min-height:44px;border:1px solid #cad5cd;border-radius:999px;padding:.65rem 1rem;background:#fff;color:#164b43;font:inherit;cursor:pointer}.ext-steps button[aria-current]{background:#164b43;color:#fff;border-color:#164b43}.ext-unit-picker{display:flex;align-items:center;gap:.6rem;font-weight:700}.ext-unit-picker select{min-height:44px;padding:.55rem}.ext-two-column{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:2rem;align-items:start}.ext-fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem 1.25rem}.ext-field{display:flex;flex-direction:column;gap:.45rem;min-width:0;margin-bottom:.25rem}.ext-field label{font-weight:700;line-height:1.5}.ext-field label em{font-size:.8rem;font-weight:400;font-style:normal;color:#687c73}.ext-field input:not([type=checkbox]),.ext-field select,.ext-field textarea,.ext-preset select{width:100%;min-width:0;min-height:46px;padding:.7rem .8rem;border:1px solid #b8c9bd;border-radius:7px;background:#fff;color:#183d33;font:inherit}.ext-field textarea{min-height:90px;resize:vertical}.ext-field input[type=checkbox]{width:22px;height:22px;align-self:flex-start}.ext-field small{line-height:1.6;color:#526b5f}.ext-field .ext-error{color:#96392f}.ext-field [aria-invalid=true]{border:2px solid #96392f}.ext-field [aria-invalid=true]:focus{outline:3px solid #dcaa8a;outline-offset:2px}.ext-unit{font-weight:400;white-space:nowrap}.ext-card{padding:1.35rem;background:#fff;border:1px solid #d6dfd7;border-radius:12px;margin:0 0 1.25rem;min-width:0}.ext-card legend{font-weight:700;padding:0 .4rem}.ext-card-heading{display:flex;justify-content:space-between;align-items:center;gap:1rem;margin-bottom:1rem}.ext-card-heading h3{margin:0}.ext-card h4{margin:1.35rem 0 .5rem}.ext-card p,.ext-help-text{line-height:1.65;font-size:.94rem}.ext-check{display:flex;align-items:flex-start;gap:.65rem;line-height:1.6;margin:1rem 0}.ext-check input{width:22px;height:22px;flex-shrink:0;margin:.2rem 0}.ext-opening{padding:1rem;background:#f5f4eb;border-left:3px solid #afc5b5;margin-bottom:1rem}.ext-workspace .text-button,.ext-quantity .text-button{min-height:44px;padding:.55rem .35rem}.ext-workspace .button,.ext-quantity .button{margin:.7rem 0;min-height:46px}.ext-results{padding:1.5rem;background:#164b43;color:#fff;border-radius:14px;margin:1.25rem 0;min-width:0}.ext-results h2,.ext-results h3,.ext-results p,.ext-results dt,.ext-results dd,.ext-results summary{color:#fff}.ext-result-rows{margin:0}.ext-result-rows>div{display:flex;gap:1rem;justify-content:space-between;align-items:baseline;border-bottom:1px solid #ffffff30;padding:.85rem 0}.ext-result-rows dt{line-height:1.55;font-size:.94rem}.ext-result-rows dd{margin:0;font-weight:700;font-size:1.3rem;text-align:right;overflow-wrap:anywhere}.ext-missing{padding:.7rem 0;border-top:1px solid #ffffff30;font-size:.94rem;line-height:1.65}.ext-result-notes{margin-top:1rem}.ext-result-notes p{font-size:.9rem;line-height:1.6}.ext-status{display:block;min-height:1.5em;margin:.75rem 0;line-height:1.65;font-size:.95rem;overflow-wrap:anywhere}.ext-results .button-secondary{background:#eef1e6;color:#164b43}.ext-local-actions{display:flex;gap:.7rem 1rem;align-items:center;flex-wrap:wrap;padding:1.5rem 0;margin-top:1rem;border-top:1px solid #cbd8cc}.ext-local-actions p,.ext-local-actions output{flex-basis:100%;margin:.2rem 0}.ext-help{margin:1.2rem 0}.ext-help summary,.ext-task summary,.ext-result-notes summary{min-height:44px;cursor:pointer;padding:.6rem 0;font-weight:700}.ext-task{border:1px solid #d0dacd;border-radius:10px;padding:.4rem 1rem;margin:.8rem 0;background:#fff}.ext-task .ext-fields{padding-bottom:1rem}.ext-task p,.ext-permission p{line-height:1.65}.ext-dependency{font-size:.85rem;color:#577262}.ext-callout{background:#eeeede;border-left:4px solid #9ab198;padding:1.2rem;margin-top:2rem;line-height:1.7}.ext-material-card{padding:1.4rem;border:1px solid #c9d6c8;border-radius:12px;margin:1rem 0;background:#fff}.ext-material-choices{margin-bottom:1.25rem}.ext-quantity fieldset{min-width:0}.ext-quantity{min-width:0}.ext-group-row{padding:1rem 0;border-bottom:1px solid #d8dfd4}.ext-preset{padding:1rem;background:#f1f1e5;border-radius:9px;margin:1rem 0}.ext-preset label{display:block;font-weight:700}.ext-preset select{margin:.6rem 0}.ext-product-card{display:flex;gap:1.25rem;padding:1.25rem;border:1px solid #d5dfd4;border-radius:10px;align-items:start}.ext-product-card figure{margin:0;flex:0 0 140px}.ext-product-card img{max-width:100%;height:auto;object-fit:contain;background:#fff}.ext-product-card figcaption,.ext-product-card small{display:block;font-size:.8rem;line-height:1.6;color:#577262}.ext-product-card p{line-height:1.6}.ext-product-card a{display:inline-flex;align-items:center;min-height:44px}.ext-review{padding:1.5rem;background:#fff;border:1px solid #d2dccd;border-radius:12px;line-height:1.7}.ext-review h3{margin-top:1.75rem}.ext-review dl>div{color:#183d33}.ext-review dt,.ext-review dd{color:#183d33}.ext-permission ul{padding-left:1.25rem}.ext-permission li{margin:.7rem 0;line-height:1.7}.extension-tool-page .tool-hero{padding:1.75rem 0}.extension-tool-layout{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,.8fr);gap:2rem;align-items:start;padding-bottom:3rem}.extension-tool-layout>.ext-quantity{grid-column:1/-1;max-width:900px;width:100%;margin:auto}.ext-method{line-height:1.75}.ext-method h3{margin-top:1.5rem}.ext-workspace input:focus-visible,.ext-workspace select:focus-visible,.ext-workspace button:focus-visible,.ext-quantity input:focus-visible,.ext-quantity select:focus-visible,.ext-quantity button:focus-visible{outline:3px solid #d7a181;outline-offset:3px}@media(max-width:760px){.ext-two-column,.ext-fields{grid-template-columns:1fr}.ext-topline{gap:1rem}.ext-steps{gap:.35rem}.ext-steps button{padding:.6rem .8rem;font-size:.88rem}.ext-card,.ext-material-card{padding:1rem}.ext-results{padding:1.15rem}.ext-result-rows>div{flex-direction:column;gap:.3rem}.ext-result-rows dd{text-align:left}.ext-product-card{flex-direction:column}.ext-product-card figure{flex-basis:auto}.ext-product-card img{max-height:160px;width:auto}.extension-tool-layout{grid-template-columns:1fr}.ext-local-actions{gap:.4rem 1rem}}@media print{body[data-extension-print] .site-header,body[data-extension-print] .site-footer,body[data-extension-print] .scroll-top,body[data-extension-print] .ext-topline,body[data-extension-print] .ext-local-actions,body[data-extension-print] .ext-shopping,body[data-extension-print] .detail-section,body[data-extension-print] .ext-workspace>div:not([data-ext-panel=review]),body[data-extension-print] .ext-workspace [data-ext-panel]:not([data-ext-panel=review]),body[data-extension-print] [data-ext-panel=review]>.ext-field{display:none!important}body[data-extension-print] [data-ext-panel=review]{display:block!important}body[data-extension-print] .ext-review{border:0;padding:0;background:white!important;color:black!important}body[data-extension-print] .ext-workspace{padding:0}body[data-extension-print] .ext-review *{color:black!important}body[data-extension-tool-print] .site-header,body[data-extension-tool-print] .site-footer,body[data-extension-tool-print] .scroll-top,body[data-extension-tool-print] .ext-quantity>*:not([data-quantity-result]),body[data-extension-tool-print] .detail-section,body[data-extension-tool-print] .ext-shopping{display:none!important}body[data-extension-tool-print] .ext-results,body[data-extension-tool-print] .ext-results *{background:white!important;color:black!important}body[data-extension-tool-print] .ext-result-notes{display:block!important}.ext-product-card{display:none!important}}

.ext-review p{white-space:pre-wrap;overflow-wrap:anywhere}.ext-review h4{margin-top:1.25rem}

.extension-project-page .project-compact-hero,.extension-permission-page .project-compact-hero{padding:1.5rem 0 1.75rem}.extension-project-page .project-compact-hero h1,.extension-permission-page .project-compact-hero h1{font-size:clamp(2rem,4vw,3rem);margin:.75rem 0 1rem;letter-spacing:-.04em}.extension-project-page .project-compact-hero .lede{font-size:1.05rem;line-height:1.6;margin-bottom:0}.extension-project-page .ext-topline{padding-top:1rem}

.ext-product-card a{display:inline-flex;align-items:center;min-height:44px;padding:8px 0;line-height:1.5}.ext-product-card small{display:block;margin-top:4px;line-height:1.6}

.ext-choice-guide{margin-bottom:1.25rem;padding-bottom:1rem;border-bottom:1px solid #d0dacd}.ext-choice-guide h4{margin:.5rem 0}.ext-choice-guide p{font-size:.94rem;line-height:1.65}.ext-choice-guide .text-button{display:block;text-align:left;max-width:100%;overflow-wrap:anywhere}.ext-budget{max-width:900px}[data-ext-material-choice-note]{margin-top:.5rem;margin-bottom:1rem}

/* Measurement-first Project layout. Shared calculator and print rules remain unchanged. */
.extension-project-page .project-compact-hero{padding:1rem 0 1.15rem}
.extension-project-page .project-compact-hero h1{font-size:clamp(1.8rem,3vw,2.6rem);margin:.45rem 0 .65rem}
.extension-project-page .project-compact-hero .lede{font-size:1rem}
.extension-project-page .ext-workspace{scroll-margin-top:6rem;padding-bottom:2.5rem}
.extension-project-page .ext-topline{padding-top:1.25rem;margin-bottom:1.4rem;gap:.75rem 1.25rem}
.extension-project-page .ext-steps button{font-size:.9rem;padding:.6rem .85rem}
.extension-project-page [data-ext-panel]>h2{font-size:clamp(1.5rem,2.2vw,1.85rem);line-height:1.25;margin:0 0 .6rem}
.extension-project-page [data-ext-panel]>p{font-size:.96rem;line-height:1.6;margin:0 0 1.35rem;max-width:70ch}
.extension-project-page .ext-measure-layout{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(0,1fr);gap:1.5rem;align-items:start}
.extension-project-page .ext-measure-layout .ext-card{padding:1.35rem;margin-bottom:1rem}
.extension-project-page .ext-measure-layout .ext-card-heading{margin-bottom:1.1rem}
.extension-project-page .ext-card-heading h3{font-size:1.12rem}
.extension-project-page .ext-fields{gap:1.15rem 1.4rem}
.extension-project-page .ext-field{margin:0;gap:.4rem}
.extension-project-page .ext-field>label{font-size:.94rem;line-height:1.45;min-height:1.45em;display:flex;align-items:flex-end;gap:.25rem;flex-wrap:wrap}
.extension-project-page .ext-field>small:empty{display:none}
.extension-project-page .ext-status:empty{min-height:0;margin:0}
.extension-project-page .ext-measure-details{margin:1rem 0 .5rem;border-top:1px solid #e1e6dc;padding-top:.4rem}
.extension-project-page .ext-measure-details summary{min-height:44px;display:list-item;padding:.65rem 0;font-weight:600;cursor:pointer}
.extension-project-page .ext-measure-details .ext-fields{margin:.6rem 0 1rem}
.extension-project-page .ext-surface-note{font-size:.86rem;line-height:1.55;margin:.4rem 0 0;color:#526b5f}
.extension-project-page .ext-measure-aside{margin:0;padding:1.4rem;position:sticky;top:6rem}
.extension-project-page .ext-measure-aside>h3{font-size:1.2rem;margin:0 0 .85rem}
.extension-project-page .ext-measure-aside .ext-help{margin:.7rem 0}
.extension-project-page .ext-measure-aside .ext-help summary{font-size:.9rem}
.extension-project-page .ext-measure-aside .button{width:100%;text-align:center;white-space:normal}
.extension-project-page .ext-build-card{padding:1.6rem;border:1px solid #d1dbce;border-radius:12px;background:#fff}
.extension-project-page .ext-build-card .ext-fields{gap:1.25rem 1.75rem}
.extension-project-page .ext-build-card .ext-field>label{min-height:1.45em}
.extension-project-page .ext-build-card .ext-help{margin:1.2rem 0 0;padding-top:.6rem;border-top:1px solid #e1e6dc}
.extension-project-page .ext-step-actions{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;margin:1.2rem 0}
.extension-project-page .ext-suggested-tools{margin-bottom:1.5rem}
.extension-project-page .ext-suggested-tools>h3{font-size:1.2rem;margin:.5rem 0 1rem}
.extension-project-page .ext-suggestion-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem}
.extension-project-page .ext-choice-guide{border:1px solid #d1dbce;border-radius:10px;background:#fff;padding:1.2rem;margin:0}
.extension-project-page .ext-choice-guide h4{margin:0 0 .6rem}
.extension-project-page .ext-choice-guide p{margin:.4rem 0 .7rem}
.extension-project-page .ext-local-actions{margin-top:1.5rem;padding:1rem 0;gap:.4rem 1rem}
.extension-project-page .ext-local-actions p{font-size:.86rem;line-height:1.55;max-width:85ch}
@media(max-width:760px){
 .extension-project-page .ext-workspace{scroll-margin-top:5rem}
 .extension-project-page .ext-topline{margin-bottom:1.25rem;padding-top:1rem}
 .extension-project-page .ext-measure-layout,.extension-project-page .ext-suggestion-grid{grid-template-columns:1fr}
 .extension-project-page .ext-measure-aside{position:static;margin-top:.25rem}
 .extension-project-page .ext-build-card{padding:1.1rem}
 .extension-project-page .ext-field>label{min-height:0}
 .extension-project-page .ext-step-actions .button{flex:1 1 auto;text-align:center}
 .extension-project-page .ext-local-actions .button{margin:.3rem 0}
}
@media print{body[data-extension-print] .ext-measure-layout,body[data-extension-print] .ext-suggested-tools{display:none!important}}

.extension-project-page .ext-measure-actions{display:flex;align-items:center;flex-wrap:wrap;gap:.8rem 1rem}
.extension-project-page .ext-measure-actions .button{margin:0}
.extension-project-page .ext-measure-actions>[data-ext-overlap],.extension-project-page .ext-measure-actions>.ext-status{flex-basis:100%}
@media(max-width:760px){
 .extension-project-page .ext-measure-layout .ext-surface>.ext-fields{grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem}
 .extension-project-page .ext-measure-layout .ext-surface>.ext-fields>.ext-field:nth-child(1),
 .extension-project-page .ext-measure-layout .ext-surface>.ext-fields>.ext-field:nth-child(2),
 .extension-project-page .ext-measure-layout .ext-surface>.ext-fields>.ext-field:nth-child(5),
 .extension-project-page .ext-measure-layout .ext-surface>.ext-fields>.ext-field:nth-child(6){grid-column:1/-1}
}

.extension-project-page .ext-finish-shortcuts{display:flex;gap:.6rem;flex-wrap:wrap;margin:.25rem 0}
.extension-project-page .ext-finish-shortcuts button{min-height:44px;min-width:105px;padding:.6rem 1.1rem;border:1px solid #b8c9bd;border-radius:8px;background:#fff;color:#164b43;font:inherit;font-weight:600;cursor:pointer}
.extension-project-page .ext-finish-shortcuts button[aria-pressed=true]{background:#164b43;color:#fff;border-color:#164b43}
.extension-project-page .ext-floor-reference{padding:.85rem 1rem;background:#f3f4e9;border-radius:8px;margin:.85rem 0}
.extension-project-page .ext-floor-reference p{margin:.35rem 0;font-size:.9rem;line-height:1.6}
.extension-project-page [data-ext-floor-reference-area]{font-weight:700}

/* One material at a time, rather than a dashboard of calculator links. */
.extension-project-page .ext-material-start{background:#fff;border:1px solid #d1dbce;border-radius:12px;padding:1.3rem;max-width:980px;margin:0 0 1.5rem;scroll-margin-top:6rem}
.extension-project-page .ext-material-start>label,.extension-project-page .ext-other-materials>label{display:block;font-weight:700;margin:0 0 .6rem}
.extension-project-page .ext-material-picker{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:.85rem;align-items:center}
.extension-project-page .ext-material-picker select{min-height:48px;width:100%;min-width:0;border:1px solid #b9cabe;border-radius:8px;padding:.75rem;font:inherit;background:#fff;color:#174c43}
.extension-project-page .ext-material-picker .button{margin:0;min-height:48px;white-space:normal}
.extension-project-page .ext-material-picker .button:disabled{opacity:.55;cursor:not-allowed}
.extension-project-page .ext-material-start .ext-floor-reference{margin:1rem 0 0;background:#f4f5ec}
.extension-project-page .ext-floor-reference details summary{min-height:44px;padding:.6rem 0;font-weight:600;cursor:pointer}
.extension-project-page .ext-other-materials{margin:1rem 0 0;padding-top:.5rem;border-top:1px solid #e1e6dc}
.extension-project-page .ext-other-materials>summary{min-height:44px;padding:.6rem 0;cursor:pointer;font-weight:600}
.extension-project-page .ext-material-card{padding:0;margin:0 0 1rem;border:1px solid #d1dbce;border-radius:12px;background:#fff;scroll-margin-top:6rem}
.extension-project-page .ext-material-summary{padding:1.1rem 1.3rem;font-size:1.05rem;font-weight:700;cursor:pointer;min-height:48px}
.extension-project-page .ext-material-summary small{font-size:.88rem;font-weight:400;display:block;margin:.35rem 0 0;color:#526b5f}
.extension-project-page .ext-material-summary small:empty{display:none}
.extension-project-page .ext-material-card[open]>.ext-material-summary{border-bottom:1px solid #e1e6dc}
.extension-project-page .ext-material-content{padding:1.3rem}
.extension-project-page .ext-material-content .ext-card-heading{margin:0 0 1rem}
.extension-project-page .ext-material-content .ext-card-heading h3{font-size:1.3rem;margin:0}
.extension-project-page .ext-material-content .ext-quantity>.ext-card{margin-top:1rem}
.extension-project-page .ext-material-footer{display:flex;justify-content:space-between;flex-wrap:wrap;gap:.75rem;padding-top:.75rem}
.extension-project-page .ext-material-boundary{margin:1.25rem 0}
@media(max-width:600px){
 .extension-project-page .ext-material-picker{grid-template-columns:1fr;gap:.75rem}
 .extension-project-page .ext-material-picker .button{width:100%;text-align:center}
 .extension-project-page .ext-material-start,.extension-project-page .ext-material-content{padding:1rem}
 .extension-project-page .ext-material-summary{padding:1rem}
 .extension-project-page .ext-material-footer{flex-direction:column;align-items:flex-start}
}

/* Each length entry has a user-owned unit, independent of numerical facts. */
.ext-input-unit-row{display:grid;grid-template-columns:minmax(0,1fr) 5.1rem;gap:.5rem;align-items:start}
.ext-input-unit-row>input,.ext-input-unit-row>select{width:100%;min-width:0;margin:0;min-height:48px}
.ext-input-unit-row>select[data-ext-unit-picker]{padding:.65rem .35rem;font-size:.95rem;background:#fff;border:1px solid #b9cabe;border-radius:8px;color:#174c43}
@media(max-width:600px){.ext-input-unit-row{grid-template-columns:minmax(0,1fr) 4.6rem;gap:.35rem}.ext-input-unit-row>select[data-ext-unit-picker]{padding:.6rem .2rem;font-size:.88rem}}