/* Four ordered tasks share one project context. Supplemental tools stay off the main path. */
:root{--flow-sidebar:216px;--paper:#f5f6f1;--quiet:#596d64;--deep:#224d44}
body{background:var(--paper)}
.app-shell{grid-template-columns:var(--flow-sidebar) minmax(0,1fr)}
.sidebar{background:#193834;padding-left:14px;padding-right:14px}
.sidebar .workspace-label{font-size:12px;letter-spacing:0;text-transform:none;color:#b3c9bd;margin:5px 8px 12px}
.sidebar .navitem{min-height:44px;gap:10px;border-radius:6px;margin-bottom:4px}
.sidebar .navitem.inactive{opacity:.48;cursor:default}
.sidebar .navitem.inactive:hover{background:transparent}
.step-dot{width:23px;height:23px;flex:none;border:1px solid #67857b;border-radius:50%;display:inline-grid;place-items:center;color:#dfe9df;font-size:12px;line-height:1}
.navitem.active .step-dot{background:#e6ead9;color:#233c33;border-color:#d7dfcb;font-weight:750}
.support-menu{margin:20px 0;padding:16px 0 0;border-top:1px solid #456159;color:#bdcfc4;font-size:12px}
.support-menu summary{cursor:pointer;padding:0 10px}
.support-menu nav{margin-top:10px}
.support-menu[hidden],#project-switch-wrap[hidden],#flow-route[hidden],#revision-note[hidden]{display:none!important}
#extra-nav .icon{width:17px}
.topbar{gap:12px}.breadcrumbs{min-width:0}.breadcrumbs #header-project{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:min(32vw,320px)}
.project-switch-label{font-size:12px;font-weight:600;color:var(--quiet);display:flex;gap:8px;align-items:center}
.project-switch-label select{background:white;border:1px solid #d1dad1;border-radius:6px;max-width:min(28vw,220px);min-width:100px;padding:6px;color:var(--deep);font:inherit}
#country-display:not(:empty){border-left:1px solid #d2dcd2;padding-left:10px;color:var(--quiet);font-size:12px}
#main{width:100%;max-width:1530px;margin:0 auto;padding-bottom:52px}
#main .page-head{margin-bottom:20px}
#main .main-context{max-width:72ch;line-height:1.65;color:var(--quiet)}
#flow-route{position:sticky;bottom:0;z-index:15;display:flex;gap:16px;align-items:center;justify-content:space-between;border-top:1px solid #cfdbcf;background:#fafbf7f7;padding:10px clamp(14px,3vw,48px);margin-top:auto}
.flow-prev{font-size:13px;font-weight:660;color:#395c4e;text-decoration:none;min-width:100px}
.flow-position{font-variant-numeric:tabular-nums;font-size:12px;letter-spacing:.06em;color:#576c61}
#flow-route .btn{min-width:144px;justify-content:center;text-decoration:none}
.app-footer{background:#f3f5ed}.app-footer a{font-size:11px}
.start-project{min-height:300px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;padding:38px 20px;border:1px dashed #a0b8a9;border-radius:12px;background:#fafcf6;text-align:center}
.start-project h2{font-size:25px;margin:0;color:#243e34;letter-spacing:-.06em}.start-project p{margin:0;color:var(--quiet);font-size:14px}.start-project small{font-size:11px;color:#647b6b}
.start-symbol{width:70px;height:70px;padding:10px;color:#50715c}.start-symbol svg{width:100%;height:100%}.start-project .btn{margin:4px 0}
.file-desk{display:grid;grid-template-columns:minmax(300px,.8fr) minmax(0,1.55fr);gap:18px;align-items:start}
.file-desk .card-bar{padding:14px 18px}.file-desk .card-bar h2{min-width:0;overflow-wrap:anywhere;font-size:17px}
.quiet-count{font-size:12px;color:var(--quiet)}.file-list-body{display:grid;padding:4px 10px}
.source-file{width:100%;display:grid;grid-template-columns:max-content minmax(0,1fr) auto;align-items:center;text-align:left;gap:9px;padding:16px 9px;background:transparent;border:0;border-bottom:1px solid #e3e8dd;cursor:pointer}
.source-file:last-child{border-bottom:0}.source-file.selected{background:#ebf2e9}.source-file:focus-visible{outline:2px solid #34654e;outline-offset:-2px}
.file-role{font-size:11px;font-weight:650;background:#e6ece4;border-radius:4px;color:#345545;padding:3px 6px;white-space:nowrap}
.file-lines{min-width:0;display:grid;gap:4px}.file-lines strong{font-size:14px;color:#283e34;overflow-wrap:anywhere}.file-lines small,.file-matches{font-size:11px;color:var(--quiet)}
.file-change{padding:11px 18px 16px}.file-index .text-btn{font-size:12px}
.raw-sheet{position:relative;height:clamp(250px,31vw,440px);overflow:hidden;background:#163236}
.raw-sheet canvas{width:100%;height:100%;display:block;cursor:grab;touch-action:none}.raw-sheet canvas:active{cursor:grabbing}
.sheet-tools{display:flex;gap:3px;position:absolute;bottom:10px;right:10px}
.sheet-tools button{color:#284d40;background:#f4f7ecf2;border:1px solid #a6b8ac;border-radius:4px;padding:4px 9px}
.sheet-legend,.sheet-views{padding:10px 16px;font-size:12px;color:#50675a}.sheet-legend{display:flex;gap:16px;flex-wrap:wrap}.sheet-legend b{color:#294538;font-weight:650}
.sheet-views{padding-top:0;overflow-wrap:anywhere}.sheet-views span{font-weight:650;margin-right:6px}
.sheet-product-link{display:flex;gap:8px;margin:0 16px 14px;background:none;color:var(--deep);font-size:13px;font-weight:700}
.project-shelf,.optional-image,.measurement-pending,.revision-fold{border:1px solid #d7e0d3;border-radius:9px;background:#fcfdf8;margin-top:17px;overflow:hidden}
.project-shelf summary,.optional-image summary,.measurement-pending summary,.revision-fold summary{padding:13px 16px;cursor:pointer;color:#3c594a;font-weight:650}
.project-shelf summary span{color:var(--quiet);font-weight:450;font-size:12px;margin-left:5px}
.project-row{width:100%;padding:12px 18px;display:flex;text-align:left;align-items:center;justify-content:space-between;gap:8px;color:var(--deep);background:#fcfdf8;border-top:1px solid #e0e8dc}
.project-row>span:first-child{display:grid;gap:2px}.project-row small{color:var(--quiet);font-size:12px}.project-row>span:last-child{font-size:12px}.project-row:disabled{cursor:default;color:#51695b;opacity:.8}
.storage-message,.rev-note{font-size:12px;color:#53695b;line-height:1.7}
.measurements-grid{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(280px,.87fr);gap:16px;align-items:start}
.measurement-pending li{margin:6px 16px 6px 4px;font-size:13px;color:var(--quiet)}.measure-caption{margin:0;padding:0 16px 12px;color:var(--quiet);font-size:12px}
.estimate-workbench{margin-top:18px}.estimate-workbench .quoteitem{margin:12px 0}.revision-fold .card{margin:0;border:0}
.aerial-layout{display:grid;grid-template-columns:minmax(0,3fr) minmax(205px,.85fr);gap:18px;align-items:start}
.aerial-layout .model-card .stage{min-height:clamp(340px,33vw,600px);aspect-ratio:1.85}
.aerial-info{font-size:13px}.aerial-info .card-bar{padding:14px}.aerial-info h2{font-size:16px}.aerial-info p,.aerial-info .text-btn{display:block;margin:12px 14px;line-height:1.6}.aerial-info ul{list-style:none;margin:14px;padding:0}.aerial-info li{display:grid;gap:2px;padding:8px 0;border-top:1px solid #e0e6dc}.aerial-info li span{font-size:12px;overflow-wrap:anywhere;color:var(--quiet)}
.model-dimensions{margin:10px 14px}.model-dimensions>div{display:grid;gap:2px;margin:8px 0}.model-dimensions small{color:var(--quiet)}.model-dimensions b{font-variant-numeric:tabular-nums;color:#29483a}
.model-pending{padding:26px}.optional-image p,.optional-image button{margin:5px 16px 12px}
.zone-table{margin:15px 0}.zone-table td,.zone-table th{padding:8px 12px;text-align:left}.zone-table td.num,.zone-table th.num{text-align:right}
@media(min-width:1500px){:root{--flow-sidebar:232px}}
@media(max-width:1150px){:root{--flow-sidebar:175px}.file-desk{grid-template-columns:minmax(240px,.85fr) minmax(0,1.3fr)}.aerial-layout{grid-template-columns:minmax(0,2.5fr) minmax(185px,.85fr)}}
@media(max-width:810px){.app-shell{display:block}.sidebar .workspace-label{display:none}.sidebar .navitem{min-height:34px;padding:4px 7px;gap:5px;flex:1;justify-content:center;margin:0}.sidebar #nav{display:flex;gap:3px;overflow-x:auto}.step-dot{width:18px;height:18px;font-size:10px}.support-menu{margin:6px 0 0;padding:0;border:0}.support-menu summary{padding:2px 4px;font-size:11px}.support-menu nav{display:flex;gap:8px;margin-top:4px}.topbar{height:auto;min-height:44px}.project-switch-label{font-size:0}.project-switch-label select{font-size:12px}.file-desk,.measurements-grid,.aerial-layout{grid-template-columns:1fr}.aerial-layout .model-card .stage{min-height:260px}.source-file{padding:10px}.file-index .card-bar{padding:10px 14px}.file-list-body{padding:1px 8px}#main{padding-bottom:25px}#flow-route{gap:8px;padding:8px 12px}.aerial-info ul{display:flex;flex-wrap:wrap;gap:10px}.aerial-info li{flex:1;min-width:105px}.model-dimensions{display:flex;flex-wrap:wrap;gap:16px}}
@media(max-width:460px){.sidebar .navitem{font-size:11px;padding:4px}.step-dot{width:16px;height:16px}.start-project h2{font-size:21px}.raw-sheet{height:225px}.flow-prev{min-width:65px}.flow-position{display:none}.file-lines strong{font-size:13px}#flow-route .btn{min-width:128px}.top-actions{gap:4px}#country-display:not(:empty){font-size:11px}}
@media print{#flow-route,.support-menu,.project-switch-label{display:none!important}}
.lighting-inline{display:inline-flex;gap:2px;align-items:center;border:1px solid #d2ded2;padding:3px;border-radius:6px;background:#edf3e9}.lighting-inline button{background:none;color:#416055;font-size:12px;padding:4px 8px;border-radius:4px}.lighting-inline button.on{background:#2c574a;color:#fff}