:root{--green:#2f7d46;--green-dark:#205832;--ink:#283c30;--muted:#708078;--line:#dfe6df;--paper:#fff;--wash:#f4f7f3;--amber:#996228;font-family:Arial,Helvetica,sans-serif;color:var(--ink);background:var(--wash);font-size:14px}*{box-sizing:border-box}body{margin:0}button,input,select{font:inherit}button{border:1px solid var(--line);background:#fff;border-radius:6px;padding:9px 12px;color:var(--ink);cursor:pointer;line-height:1.25;min-height:38px}button:hover:not(:disabled){border-color:#86ae90;background:#f1f7f2}button:disabled{opacity:.42;cursor:default}button:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid #8ebe9b;outline-offset:3px}.primary{background:var(--green);color:#fff;border-color:var(--green)}.primary:hover:not(:disabled){background:var(--green-dark);color:white}.text-button{border:0;background:transparent;color:var(--green);padding:5px 0;min-height:30px;text-align:left}.wide{width:100%}h1,h2,h3,p{margin:0}h1{font-weight:500;font-size:29px;letter-spacing:-.7px}h2{font-weight:600;font-size:16px}h3{font-size:14px;font-weight:600}a{color:inherit}.topbar{display:flex;align-items:center;gap:32px;background:white;border-bottom:1px solid var(--line);padding:20px 28px}.brand{display:flex;flex-direction:column;gap:8px;text-decoration:none;flex-shrink:0}.brand img{width:190px;height:auto}.brand span{font-size:8px;letter-spacing:1.1px;color:var(--muted)}.topbar nav{display:flex;align-items:center;gap:24px;flex:1;flex-wrap:wrap}.topbar nav a{text-decoration:none;white-space:nowrap;font-size:13px;padding:10px 0;color:#62756a}.topbar nav a[aria-current]{color:var(--green);box-shadow:0 2px var(--green);font-weight:600}.intro{display:flex;justify-content:space-between;gap:20px;align-items:center;padding:24px 28px;background:white;border-bottom:1px solid var(--line)}.eyebrow{color:var(--green);font-size:10px;letter-spacing:1.5px;display:block;margin-bottom:9px}.intro p{font-size:14px;color:var(--muted);margin-top:9px;line-height:1.5}.file-actions{display:flex;gap:8px}.layout{display:grid;grid-template-columns:265px minmax(330px,1fr) 280px;min-height:720px}.setup-panel,.result-panel{background:#fff;padding:24px 20px}.setup-panel{border-right:1px solid var(--line)}.result-panel{border-left:1px solid var(--line)}.setup-panel section+section{border-top:1px solid var(--line);padding-top:23px;margin-top:23px}.step{display:flex;align-items:center;gap:9px;margin-bottom:16px}.step>span{font-size:11px;color:var(--green);background:#edf5ee;border-radius:5px;padding:5px 6px}.note{font-size:12px;color:var(--muted);line-height:1.65;margin:10px 0}.tiny{font-size:11px;margin:4px 0 12px}.dropzone{position:relative;border:1px dashed #a9c5ae;border-radius:8px;padding:19px 10px;display:flex;flex-direction:column;align-items:center;gap:9px;background:#f7faf6;cursor:pointer;text-align:center;overflow:hidden}.dropzone:focus-within{outline:3px solid #8ebe9b}.dropzone svg{width:37px;color:#648c6c}.dropzone b{font-size:13px;font-weight:500}.dropzone small{font-size:11px;color:var(--muted)}.dropzone input{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:pointer}.dropzone.dragging{background:#e3f1e4;border-color:var(--green)}.dimension-fields{display:grid;grid-template-columns:1fr 12px 1fr;gap:6px;align-items:end;margin:15px 0}.dimension-fields label{font-size:11px;line-height:1.6;min-width:0}.dimension-fields input{width:100%;border:1px solid #ccd9cd;border-radius:5px;padding:10px 8px;margin-top:6px;color:var(--ink);background:#fff;font-size:16px}.times{align-self:end;padding-bottom:13px;color:#90a094}.range-label{display:flex;justify-content:space-between;font-size:12px;margin-top:10px}.range-label output{color:var(--green);font-variant-numeric:tabular-nums}input[type=range]{width:100%;accent-color:var(--green);margin:10px 0 0}input[type=checkbox]{accent-color:var(--green);width:16px;height:16px;flex-shrink:0}.background-samples{display:flex;align-items:center;justify-content:space-between;gap:6px;min-height:10px}#swatches{display:flex;gap:4px;flex-wrap:wrap;margin-top:8px}#swatches i{width:18px;height:18px;border:1px solid #b8c5bc;border-radius:50%}#clear-background{font-size:11px}.workspace{min-width:0;display:flex;flex-direction:column;position:relative}.toolbar{display:flex;align-items:center;gap:10px;border-bottom:1px solid var(--line);background:#fff;padding:12px}.tools{display:flex;gap:4px;flex-wrap:wrap}.tools button{font-size:12px;padding:8px 9px;border-color:transparent}.tools button[aria-pressed=true],#calibrate[aria-pressed=true],#background[aria-pressed=true]{background:#e7f2e9;color:var(--green);border-color:#c0d9c5}.history{display:flex;margin-left:auto;border-left:1px solid var(--line);padding-left:6px;gap:2px}.history button{font-size:22px;line-height:1;border:0;padding:6px}.canvas-wrap{position:relative;flex:1;min-height:560px;background:#edf1ec;overflow:hidden;background-image:radial-gradient(#bdcbbf 1px,transparent 1px);background-size:20px 20px}#canvas{position:absolute;inset:0;width:100%;height:100%;display:block;touch-action:none;user-select:none}#canvas[data-mode=calibrate],#canvas[data-mode=background],#canvas[data-mode=outer],#canvas[data-mode=hole]{cursor:crosshair}#canvas[data-mode=pan]{cursor:grab}#canvas [data-node],#canvas [data-corner]{cursor:move}#empty{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:32px;gap:16px;background:#f3f6f1d9}#empty p{color:var(--muted);font-size:14px;line-height:1.7;max-width:310px}#empty h2{font-size:21px;font-weight:500}.empty-icon{border:1px solid #b8cdbd;color:#779980;font-size:26px;display:grid;place-items:center;width:65px;height:65px;border-radius:12px;background:#fafff9;margin-bottom:6px}.zoom-controls{position:absolute;bottom:16px;right:16px;display:flex;box-shadow:0 2px 10px #203c2310;border-radius:6px;overflow:hidden}.zoom-controls button{border-radius:0;border-right:0;font-size:13px}.zoom-controls button:last-child{border-right:1px solid var(--line)}.canvas-footer{display:flex;justify-content:space-between;align-items:center;gap:12px;min-height:48px;padding:10px 16px;background:#fff;border-top:1px solid var(--line);font-size:12px;color:var(--muted)}.canvas-footer span{line-height:1.5}.canvas-footer label{display:flex;align-items:center;gap:5px;flex-shrink:0}#drawing-bar{display:flex;align-items:center;gap:7px;flex-wrap:wrap;background:#e8f2e8;padding:10px 12px;border-bottom:1px solid #b6d1bc;font-size:12px}#drawing-bar span{flex:1;min-width:160px}#drawing-bar button{font-size:12px;min-height:32px;padding:6px 10px}#message{background:#fff7ec;color:#825623;padding:13px 16px;font-size:13px;line-height:1.6;border-top:1px solid #eadac4}.result-card{background:#f1f7ef;border:1px solid #dce9d8;border-radius:9px;padding:19px 17px;margin-bottom:15px}.result-label{font-size:11px;color:#5c7c61;line-height:1.6;display:block}.area-line{display:flex;align-items:baseline;gap:8px;margin:12px 0 4px}.area-line strong{font-size:42px;letter-spacing:-1.5px;font-weight:500;color:#276537;font-variant-numeric:tabular-nums;overflow-wrap:anywhere}.area-line>span{font-size:18px;color:#587b5e}#net-meters{font-size:13px;color:#66816a;line-height:1.5}.result-details{margin-top:20px;padding-top:15px;border-top:1px solid #d4e4d0;display:grid;gap:10px}.result-details div{display:flex;justify-content:space-between;gap:10px;align-items:baseline;font-size:11px;color:#66806a}.result-details b{font-size:12px;color:#395f41;font-weight:500;white-space:nowrap}.check{display:flex;align-items:flex-start;gap:7px;font-size:12px;line-height:1.6;margin:18px 0 23px}.check input{margin:2px 0}#exclusions,.export-section,.node-editor{border-top:1px solid var(--line);padding-top:20px;margin-top:20px}.list-heading{display:flex;justify-content:space-between;align-items:center}.list-heading>span{font-size:11px;background:var(--wash);padding:3px 7px;border-radius:4px}.hole-row{display:flex;gap:6px;align-items:center;margin-top:8px}.hole-row>button:first-child{flex:1;text-align:left;font-size:12px;padding:8px}.hole-row>button:last-child{color:#97715d;padding:6px 10px}.hole-row small{display:block;color:var(--muted);margin-top:4px}.hole-row.selected>button:first-child{border-color:#c39b6a;background:#fff9ef}.node-editor button{font-size:12px;margin-top:8px}.export-buttons{display:flex;gap:7px;margin-top:13px}.export-buttons button{flex:1;font-size:13px;color:var(--green)}.capture-tips{border-top:1px solid var(--line);padding-top:18px;margin-top:21px;font-size:12px;line-height:1.65}.capture-tips summary{cursor:pointer;color:var(--green)}.capture-tips ul{padding-left:17px;color:var(--muted)}.capture-tips li+li{margin-top:9px}.statusbar{border-top:1px solid var(--line);padding:12px 24px;display:flex;justify-content:space-between;gap:15px;background:#fff;color:#819086;font-size:10px;line-height:1.6}dialog{border:1px solid var(--line);border-radius:12px;box-shadow:0 25px 100px #16332233;padding:26px;width:min(640px,calc(100% - 24px));max-height:88vh;color:var(--ink)}dialog::backdrop{background:#182c2055;backdrop-filter:blur(3px)}.dialog-heading{display:flex;justify-content:space-between;gap:15px;align-items:start;margin-bottom:20px}.dialog-heading h2{font-size:22px;font-weight:500}.dialog-heading button{font-size:23px;border:0;padding:0 7px;min-height:28px}dialog ol{padding-left:20px}dialog li,dialog p{font-size:14px;line-height:1.7;margin-bottom:13px}.dialog-actions{display:flex;justify-content:flex-end;flex-wrap:wrap;gap:8px;margin-top:20px}#toast{position:fixed;left:50%;bottom:24px;transform:translate(-50%,20px);opacity:0;background:#2c4934;color:#fff;padding:13px 20px;border-radius:7px;max-width:calc(100% - 24px);pointer-events:none;z-index:20;transition:.18s;font-size:13px;line-height:1.6}#toast.visible{opacity:1;transform:translate(-50%,0)}[hidden]{display:none!important}
@media(min-width:1600px){.layout{grid-template-columns:285px minmax(400px,1fr) 300px}.setup-panel,.result-panel{padding:26px}.canvas-wrap{min-height:680px}}
@media(max-width:1180px){.topbar{gap:20px;padding:17px 20px;flex-wrap:wrap}.topbar nav{gap:16px}.brand img{width:165px}.layout{grid-template-columns:230px minmax(280px,1fr) 245px}.setup-panel,.result-panel{padding:21px 15px}.toolbar{align-items:start;gap:3px;padding:8px}.tools{gap:1px}.tools button{font-size:11px}.area-line strong{font-size:36px}.intro{padding:22px 20px}}
@media(max-width:930px){.layout{grid-template-columns:240px minmax(0,1fr)}.result-panel{grid-column:1/-1;border-left:0;border-top:1px solid var(--line);display:grid;grid-template-columns:1fr 1fr;gap:0 25px;padding:23px}.result-panel>.step,.capture-tips{grid-column:1/-1}.result-card{grid-row:2/5}.result-panel>#result-status,.result-panel>.check,.result-panel>#exclusions{grid-column:2}#exclusions{margin-top:0}.export-section{grid-column:1}.node-editor{grid-column:2}.topbar nav{order:3;flex-basis:100%;justify-content:center}.topbar>#help{margin-left:auto}}
@media(max-width:620px){.topbar{padding:16px;gap:14px}.topbar nav{gap:14px;justify-content:space-between}.topbar nav a{font-size:11px;padding:6px 0}.brand img{width:160px}.intro{padding:19px 16px;align-items:start;flex-direction:column;gap:16px}h1{font-size:26px}.intro p{font-size:13px}.file-actions button{font-size:12px}.layout{display:flex;flex-direction:column}.setup-panel{padding:20px 16px;display:grid;grid-template-columns:1fr 1fr;gap:20px;border:0;border-bottom:1px solid var(--line)}.setup-panel section{min-width:0}.setup-panel section+section{margin:0;padding:0;border:0}.setup-panel section:last-child{grid-column:1/-1;border-top:1px solid var(--line);padding-top:20px;display:grid;grid-template-columns:1fr 1fr;gap:0 15px}.setup-panel section:last-child>.step,.setup-panel section:last-child>p:first-of-type,#auto-note{grid-column:1/-1}.setup-panel section:last-child>#background,.background-samples{grid-column:1}.setup-panel section:last-child>.range-label{grid-column:2;grid-row:3;margin:0}.setup-panel section:last-child>#tolerance{grid-column:2;grid-row:4}.setup-panel section:last-child>.tiny{grid-column:2;grid-row:5}.setup-panel section:last-child>#detect{grid-column:1;grid-row:5;align-self:start}.step{gap:6px;margin-bottom:11px}.step h2{font-size:14px}.step>span{font-size:10px;padding:4px}.dimension-fields{gap:4px;grid-template-columns:1fr 10px 1fr}.dimension-fields label{font-size:10px}.dimension-fields input{padding:8px 5px;font-size:15px}.dropzone{padding:17px 8px}.dropzone b{font-size:12px}.dropzone small{font-size:10px}.note{font-size:11px}.canvas-wrap{height:520px;min-height:520px;flex:none}.toolbar{padding:10px 8px}.tools button{padding:8px 6px;min-height:40px}.canvas-footer{font-size:11px;padding:10px}.result-panel{padding:22px 16px;gap:0 15px}.result-card{padding:16px 12px}.area-line strong{font-size:31px}.area-line>span{font-size:15px}.result-details div{flex-wrap:wrap;gap:4px}.result-panel>.check{font-size:11px;margin-top:8px}.statusbar{padding:12px 16px;font-size:9px;flex-wrap:wrap}.node-editor{grid-column:1/-1}.export-section{grid-column:1/-1}.result-panel .note{font-size:12px}.result-label{font-size:10px}.result-panel>#exclusions{grid-column:1/-1;margin-top:15px}.topbar>#help{font-size:12px}.brand span{font-size:7px}}
@media(max-width:370px){.topbar nav{gap:8px}.topbar nav a{font-size:10px}.setup-panel{gap:12px;padding:16px 12px}.step h2{font-size:12px}.setup-panel button{font-size:12px;padding:9px 7px}.result-panel{display:block}.canvas-wrap{height:450px;min-height:450px}.toolbar{flex-wrap:wrap}.history{margin-left:0}.tools{flex:1}.tools button{font-size:10px}.intro p{font-size:12px}}

/* Photography and measurement guide; kept alongside the working surface. */
.guide-entry{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:15px 28px;border-bottom:1px solid #dce8dc;background:#f0f6ed}.guide-entry>div{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap}.guide-entry b{font-size:14px;font-weight:600;color:#356643}.guide-entry span{font-size:13px;color:#667c6b;line-height:1.5}.guide-entry button{color:var(--green);border-color:#bcd3c0;background:#fff;flex-shrink:0;font-size:13px}.photo-guide-link{display:block;font-size:12px;line-height:1.5;margin:2px 0 7px}.measurement-guide{width:min(810px,calc(100% - 24px));padding:30px 34px;scrollbar-gutter:stable;overscroll-behavior:contain}.measurement-guide .dialog-heading{align-items:flex-start;gap:20px}.measurement-guide .dialog-heading h2{font-size:27px;line-height:1.25;max-width:600px;outline:none}.measurement-guide .dialog-heading>button{flex-shrink:0}.measurement-guide .guide-lead{font-size:16px;line-height:1.7;color:#617467}.guide-nav{display:flex;flex-wrap:wrap;gap:8px;border:0;margin:20px 0 26px}.guide-nav button{font-size:14px;color:var(--green);background:#f2f7ef;border-color:#d9e6d5}.guide-section{border-top:1px solid var(--line);padding-top:25px;margin-top:25px;scroll-margin-top:24px}.guide-heading{display:flex;align-items:center;gap:12px;margin-bottom:15px}.guide-heading>span{background:#edf5ed;color:var(--green);padding:7px 8px;border-radius:5px;font-size:12px}.guide-section h3{font-size:19px;line-height:1.4;font-weight:500}.guide-section p,.guide-section li,.guide-section dd{font-size:15px;line-height:1.75}.guide-section ul,.guide-section ol{padding-left:22px;margin:0 0 16px}.guide-section li{padding-left:3px;margin-bottom:10px}.guide-section b{font-weight:600}.guide-section p:last-child{margin-bottom:0}.mat-diagram{margin:21px 0;background:#f8faf6;border:1px solid #e0e9dc;border-radius:9px;padding:22px 16px 15px}.mat-diagram svg{width:100%;height:auto;display:block;max-height:350px}.mat-diagram figcaption{font-size:13px;color:#6b8070;line-height:1.65;margin-top:9px;text-align:center}.guide-section .guide-callout{border-left:3px solid #8eb596;background:#f2f7f0;padding:14px 17px;border-radius:0 6px 6px 0;font-size:14px;line-height:1.75;margin:18px 0 0}.photo-check{background:#f2f7f0;border:1px solid #dce8d9;border-radius:8px;padding:18px 20px;margin-top:18px}.photo-check h4{font-size:15px;margin:0 0 12px;font-weight:600}.photo-check ul{display:grid;grid-template-columns:1fr 1fr;gap:10px 25px;margin:0;padding-left:18px}.photo-check li{font-size:14px;margin:0}.guide-mistakes dl{margin:16px 0 0}.guide-mistakes dt{font-size:15px;font-weight:600;margin-top:18px;line-height:1.6}.guide-mistakes dd{margin:5px 0 0;color:#63796a;font-size:14px}.guide-shortcuts{margin-top:24px;border-top:1px solid var(--line);padding-top:20px;font-size:14px}.guide-shortcuts summary{color:var(--green);cursor:pointer}.guide-shortcuts p{margin:12px 0 0;font-size:14px;line-height:1.75}.guide-end{display:flex;justify-content:flex-end;margin-top:26px;padding-top:20px;border-top:1px solid var(--line)}
@media(max-width:620px){.guide-entry{align-items:flex-start;flex-direction:column;gap:11px;padding:15px 16px}.guide-entry>div{display:block}.guide-entry b{display:block;margin-bottom:4px}.guide-entry span{font-size:12px}.guide-entry button{font-size:12px;max-width:100%;text-align:left}.measurement-guide{padding:22px 18px;max-height:90dvh}.measurement-guide .dialog-heading h2{font-size:23px}.measurement-guide .guide-lead{font-size:15px}.guide-nav{gap:6px}.guide-nav button{font-size:13px;padding:8px 10px}.guide-section h3{font-size:18px}.guide-section li,.guide-section p{font-size:14px}.guide-heading{gap:9px}.guide-section{padding-top:20px;margin-top:22px}.photo-check ul{grid-template-columns:1fr}.mat-diagram{padding:14px 3px}.mat-diagram figcaption{font-size:12px;padding:0 8px}.guide-section .guide-callout{font-size:13px;padding:12px 13px}.guide-end button{width:100%}.photo-guide-link{font-size:11px}}

.storage-notice{background:#f0f6ed;border-left:2px solid #aac7af;padding:9px 10px}.crm-storage{border:1px solid #dce7d9;border-radius:7px;background:#f5f9f2;padding:12px;margin:14px 0}.crm-storage p{font-size:12px;line-height:1.6;margin:0;color:#52705a}.crm-storage p[data-state=error]{color:#995b28}.crm-storage button{font-size:12px;margin-top:6px}

/* One-click outline and optional manual background controls. */
#auto-detect{line-height:1.5;white-space:normal}#cancel-detect{margin-top:8px}.background-options{margin-top:16px;border-top:1px solid var(--line);padding-top:14px}.background-options summary{font-size:12px;line-height:1.6;color:var(--green);cursor:pointer}.background-options #detect{margin-top:12px}
@media(max-width:620px){.setup-panel section.auto-outline:last-child{display:block}.auto-outline #auto-detect,.auto-outline #cancel-detect{max-width:100%}.background-options summary{font-size:13px}}