:root{color-scheme:light;--paper:#fff;--surface:#f3f5f6;--ink:#263238;--muted:#607078;--line:#d9e0e3;--accent:#366578;--selected:#edf4f6;--display:'Segoe UI Variable Display','Segoe UI',system-ui,sans-serif;font-family:'Segoe UI',system-ui,sans-serif;color:var(--ink);background:var(--surface);font-synthesis:none;font-size:14px}
*{box-sizing:border-box}body{margin:0}button,input,select{font:inherit}button,a,input,select{-webkit-tap-highlight-color:transparent}a{color:inherit}button{color:inherit}button,a{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:default}button svg,.button svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:1.4;flex-shrink:0}a:focus-visible,button:focus-visible,select:focus-visible,input:focus-visible,summary:focus-visible,[tabindex]:focus-visible{outline:2px solid var(--accent);outline-offset:4px}input{accent-color:var(--accent)}[hidden]{display:none!important}.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}.skip{position:fixed;top:-80px;left:16px;background:white;padding:14px;z-index:100}.skip:focus{top:8px}.site-frame{width:calc(100% - 64px);max-width:1560px;margin:0 auto}.site-header{display:flex;align-items:center;justify-content:space-between;height:100px;border-bottom:1px solid var(--line);gap:20px}.brand{display:flex;align-items:center;gap:13px;text-decoration:none;font-size:16px;font-weight:600;line-height:1.25}.brand>svg{width:33px;height:33px;fill:none;stroke:var(--accent);stroke-width:1.5}.brand-detail{display:block;font-size:11px;font-weight:400;color:var(--muted);margin-top:5px}.site-header nav{display:flex;align-items:center;gap:6px;font-size:13px}.site-header nav>a,.nav-planned{padding:10px 17px;text-decoration:none;border-radius:5px;white-space:nowrap}.site-header nav>a:hover{background:#e8edef}.site-header nav>a[aria-current]{background:#fff;color:var(--ink);box-shadow:0 1px 3px #26323812}.nav-planned{color:var(--muted)}.nav-planned small{font-size:10px;margin-left:4px}.site-footer{display:flex;align-items:center;justify-content:space-between;font-size:11px;color:var(--muted);padding:21px 0 26px;gap:16px}.button{display:inline-flex;align-items:center;justify-content:center;gap:14px;padding:12px 18px;border:1px solid transparent;border-radius:5px;text-decoration:none;line-height:1.35;font-weight:500;font-size:13px}.primary{background:var(--accent);color:#fff}.primary:hover{background:#284f60}.quiet{background:white;border-color:var(--line)}.quiet:hover{background:#edf2f4}.intro{display:grid;grid-template-columns:minmax(320px,.85fr) minmax(0,1.15fr);align-items:center;gap:6%;min-height:min(720px,calc(100svh - 245px));padding:45px 3% 36px}.location{color:var(--muted);font-size:16px;margin:0 0 15px}.intro h1{font-family:var(--display);font-size:clamp(50px,5.8vw,80px);font-weight:350;letter-spacing:-.055em;line-height:1.06;margin:0 0 26px}.intro-description{font-size:clamp(17px,1.7vw,22px);font-weight:350;line-height:1.55;margin:0 0 29px}.intro-facts{font-size:13px;line-height:1.4;margin:0 0 30px;max-width:355px}.intro-facts>div{display:grid;grid-template-columns:1fr 1.25fr;gap:12px;padding:8px 0}.intro-facts dt{color:var(--muted)}.intro-facts dd{margin:0}.intro .button{padding:15px 21px}.intro-note{font-size:11px;color:var(--muted);margin:12px 0 0}.plan-preview{display:block;background:var(--paper);padding:21px 24px 0;border-radius:7px;text-decoration:none;border:1px solid #e2e7e9;box-shadow:0 12px 35px #26323805}.plan-preview:hover{border-color:#aebfc7}.plan-preview #preview{width:100%;aspect-ratio:1.06}.plan-preview svg{width:100%;height:100%;display:block}.preview-caption{display:flex;justify-content:space-between;border-top:1px solid #e8edef;padding:16px 0;font-size:11px;color:var(--muted);gap:10px}.preview-caption>span{color:var(--accent)}.project-progress{border-top:1px solid var(--line);display:grid;grid-template-columns:1fr 1fr;gap:50px;padding:28px 3% 35px}.project-progress>div{display:flex;align-items:baseline;gap:13px}.project-progress p{margin:0;line-height:1.6;font-size:13px}.project-progress strong{display:block;font-size:14px;font-weight:500;margin-bottom:4px}.project-progress p>span{color:var(--muted)}.status-dot,.future-dot{width:8px;height:8px;flex-shrink:0;border-radius:50%;display:inline-block;background:var(--accent)}.future-dot{background:transparent;border:1px solid #96a5ac}.workspace-title{display:flex;align-items:center;justify-content:space-between;padding:25px 0 20px;gap:16px}.workspace-title>div{display:flex;align-items:baseline;gap:16px}.workspace-title h1{font-size:27px;font-weight:450;letter-spacing:-.03em;margin:0}.workspace-title>div>span{font-size:13px;color:var(--muted)}.workbench{display:grid;grid-template-columns:minmax(0,1fr) 280px;background:white;border:1px solid var(--line);border-radius:7px;overflow:hidden}.plan-column{min-width:0;display:flex;flex-direction:column}.toolbar{min-height:60px;display:flex;align-items:center;justify-content:space-between;gap:18px;padding:12px 22px;border-bottom:1px solid var(--line)}.layer-options{display:flex;align-items:center;gap:20px;margin:0;padding:0;border:0;min-width:0}.layer-options label{display:flex;align-items:center;gap:7px;white-space:nowrap;font-size:12px;cursor:pointer;min-height:30px}.layer-options input{width:15px;height:15px;margin:0}.unit-control{display:flex;gap:8px;align-items:center;color:var(--muted);font-size:12px}.unit-control select{border:1px solid var(--line);border-radius:4px;padding:5px 6px;background:white;color:var(--ink);min-width:55px}.drawing-stage{position:relative;min-height:580px;height:min(760px,calc(100svh - 278px));flex:1;overflow:hidden;background:white;touch-action:none;outline-offset:-3px!important}.drawing-stage.panning{cursor:grabbing}.drawing-stage #drawing{position:absolute;inset:13px 15px 54px}.drawing-stage #drawing>svg{display:block;width:100%;height:100%;overflow:hidden}.zoom-controls{position:absolute;bottom:16px;left:50%;transform:translateX(-50%);display:flex;align-items:center;border:1px solid var(--line);border-radius:5px;background:#fff;box-shadow:0 2px 5px #26323806;overflow:hidden}.zoom-controls button{border:0;background:transparent;height:35px;width:37px;font-size:20px;display:flex;align-items:center;justify-content:center}.zoom-controls button:hover{background:var(--selected)}.zoom-controls button:disabled{color:#a6b1b6}.zoom-controls output{font-size:11px;color:var(--muted);width:57px;text-align:center;font-variant-numeric:tabular-nums}.zoom-controls #fit{border-left:1px solid var(--line);margin-left:2px}.drawing-legend{padding:14px 20px;border-top:1px solid var(--line);display:flex;align-items:center;gap:20px;font-size:10px;color:var(--muted);min-height:44px;flex-wrap:wrap}.drawing-legend>span{display:flex;align-items:center;gap:7px}.drawing-legend i{display:inline-block;width:19px}.wall-key{border-top:4px solid #35434a}.roof-key{border-top:1px dashed var(--accent)}.drawing-status{margin-left:auto}.inspector{border-left:1px solid var(--line);min-width:0;padding:24px 21px;align-self:stretch}.section-heading{display:flex;align-items:baseline;justify-content:space-between;gap:8px;margin-bottom:15px}.section-heading h2{font-size:16px;font-weight:550;margin:0}.section-heading>span{font-size:10px;color:var(--muted)}.room-row{width:100%;background:none;border:0;border-radius:4px;padding:11px 9px;display:flex;justify-content:space-between;align-items:center;text-align:left;gap:10px;font-size:12px;margin-bottom:2px;font-variant-numeric:tabular-nums}.room-row:hover{background:#f4f7f8}.room-row[aria-pressed=true]{background:var(--selected);color:#244f63;font-weight:600}.room-row>span:last-child{font-size:12px;white-space:nowrap}.area-total{display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--line);padding:14px 9px 0;margin-top:9px;font-size:12px}.area-total strong{font-size:14px;font-weight:600;font-variant-numeric:tabular-nums}.area-explanation{font-size:10px;color:var(--muted);line-height:1.65;margin:10px 9px 0}.room-detail{margin-top:26px;padding-top:23px;border-top:1px solid var(--line)}.room-detail h2{font-size:16px;font-weight:550;margin:0 0 11px}.room-detail .selected-facts{display:flex;justify-content:space-between;font-size:11px;color:var(--muted);margin-bottom:12px}.photo-strip{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px}.photo-thumb{padding:0;border:0;background:#eef2f4;border-radius:4px;overflow:hidden;aspect-ratio:1;position:relative}.photo-thumb img{display:block;width:100%;height:100%;object-fit:cover;transition:transform .15s}.photo-thumb:hover img{transform:scale(1.06)}.photo-thumb .more-photos{position:absolute;inset:0;background:#14232d80;color:white;display:grid;place-items:center;font-size:16px}.room-note{font-size:11px;line-height:1.65;color:var(--muted);margin:13px 0 0}.roof-section{margin-top:18px}.roof-section>summary,.sources>summary{font-size:11px;font-weight:500;cursor:pointer;padding:5px 0;line-height:1.5}.roof-section svg{width:100%;height:auto;display:block;margin:8px 0}.roof-section p{font-size:10px;line-height:1.6;color:var(--muted);margin:0}.sources{border-top:1px solid var(--line);padding-top:16px;margin-top:22px;font-size:11px;line-height:1.6;color:var(--muted)}.sources p{margin:10px 0}.sources a{color:var(--accent);text-underline-offset:3px}.sources summary{color:var(--ink)}dialog{border:0;padding:20px;background:#fff;color:var(--ink);width:min(1100px,calc(100vw - 40px));max-height:calc(100svh - 40px);border-radius:8px;box-shadow:0 18px 100px #0003}dialog::backdrop{background:#162630ba}.photo-bar{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-bottom:16px}.photo-bar h2{font-size:17px;font-weight:500;margin:0}#photo-full{display:block;width:100%;height:min(68svh,750px);object-fit:contain;background:#f3f5f6}.photo-navigation{display:flex;align-items:center;justify-content:space-between;margin-top:16px;font-size:12px;color:var(--muted)}.noscript{padding:20px;background:white;text-align:center}
.drawing-stage{flex:1 0 auto}
.plan-preview{margin:0}.plan-preview:hover{border-color:#e2e7e9}.plan-preview .room-floor{pointer-events:none;cursor:default}
.roof-key{border-top-width:2px}.height-key{border-top:1px dotted var(--accent);margin-left:5px}
@media(min-width:1700px){.intro{min-height:740px}.drawing-stage{height:820px;max-height:none}}
@media(max-width:1100px){.site-frame{width:calc(100% - 40px)}.intro{gap:4%;padding-inline:0;grid-template-columns:.9fr 1.1fr}.intro h1{font-size:62px}.intro-description{font-size:18px}.workbench{grid-template-columns:minmax(0,1fr) 250px}.inspector{padding:21px 16px}.toolbar{padding:10px 14px;gap:10px}.layer-options{gap:13px}.unit-control{gap:5px}.unit-control select{min-width:49px}.drawing-legend{gap:13px;padding:12px}.drawing-status{margin-left:0}.drawing-stage{min-height:570px}}
@media(max-width:800px){.site-header{height:84px}.intro{grid-template-columns:1fr 1fr;min-height:550px}.intro h1{font-size:51px}.intro-facts>div{grid-template-columns:1fr;font-size:12px;gap:3px;padding:7px 0}.intro-description{font-size:16px}.intro-facts{margin-bottom:23px}.plan-preview{padding:12px 12px 0}.preview-caption{font-size:10px;display:block}.preview-caption>span{float:right}.workbench{grid-template-columns:1fr}.inspector{display:grid;grid-template-columns:1fr 1fr;gap:0 32px;border-left:0;border-top:1px solid var(--line);padding:24px}.room-detail{margin:0;padding:0;border:0}.sources{grid-column:1/-1;margin-top:22px}.drawing-stage{height:650px;min-height:500px}.drawing-status{margin-left:auto}.toolbar{padding:12px 20px}.layer-options{gap:24px}.project-progress{gap:25px;padding-inline:0}}
@media(max-width:540px){.site-frame{width:calc(100% - 28px)}.site-header{height:78px;gap:6px}.brand{font-size:14px;gap:8px}.brand>svg{width:26px;height:26px}.brand-detail{font-size:9px}.site-header nav{gap:0}.site-header nav>a,.nav-planned{padding:9px 9px;font-size:11px}.nav-planned small{display:none}.intro{display:flex;flex-direction:column;align-items:stretch;gap:32px;padding:33px 4px 30px}.intro h1{font-size:57px;margin-bottom:18px}.location{font-size:14px;margin-bottom:10px}.intro-description{font-size:18px;margin-bottom:20px}.intro-facts{margin-bottom:23px;max-width:none}.intro-facts>div{grid-template-columns:1fr 1.45fr;font-size:12px;gap:12px;padding:7px 0}.intro-copy .button{width:100%}.intro-note{text-align:center}.plan-preview{padding:14px 17px 0}.plan-preview #preview{aspect-ratio:1.08}.project-progress{grid-template-columns:1fr;gap:23px;padding:24px 4px}.project-progress p{font-size:12px}.project-progress strong{font-size:13px}.site-footer{font-size:10px;padding:20px 0;gap:8px}.workspace-title{padding:22px 0 17px}.workspace-title>div{display:block}.workspace-title h1{font-size:24px}.workspace-title>div>span{display:block;margin-top:4px;font-size:11px}.workspace-title .button{font-size:11px;padding:10px;gap:6px}.workspace-title .button svg{width:15px}.toolbar{padding:9px 11px;gap:5px;flex-wrap:wrap}.layer-options{gap:13px}.layer-options label{font-size:11px;gap:5px;min-height:33px}.layer-options input{width:14px;height:14px}.unit-control{font-size:0;gap:0}.unit-control select{font-size:11px;padding:6px 3px;min-width:43px}.drawing-stage{height:485px;min-height:0}.drawing-stage #drawing{inset:12px 4px 52px}.drawing-legend{gap:12px;font-size:9px;padding:10px 12px}.drawing-status{width:100%;margin-left:0}.inspector{grid-template-columns:1fr;gap:22px;padding:23px 20px}.room-row{font-size:13px;padding:12px 10px}.room-detail{border-top:1px solid var(--line);padding-top:22px}.sources{margin-top:0}.photo-strip{grid-template-columns:repeat(3,1fr)}.room-detail .selected-facts,.room-note{font-size:12px}.roof-section>summary,.sources>summary{font-size:12px}.zoom-controls button{height:38px;width:40px}dialog{padding:13px;width:calc(100vw - 20px);max-height:calc(100svh - 20px)}#photo-full{height:63svh}.photo-bar h2{font-size:15px}.photo-bar .button{padding:9px;font-size:12px}}
@media(max-width:540px){.nav-planned small{display:block;font-size:8px;margin:1px 0 0}.nav-planned{padding-block:4px;text-align:center}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}
@media print{body{background:white}.site-frame{width:100%;max-width:none}.site-header,.workspace-title,.toolbar,.inspector,.drawing-legend,.zoom-controls,.site-footer,.skip{display:none!important}.workbench{display:block;border:0}.drawing-stage{height:250mm;min-height:0}.drawing-stage #drawing{inset:0}.overview{display:none}@page{size:A3 landscape;margin:12mm}}
.layer-options{flex-wrap:wrap;row-gap:0}@media(max-width:540px){.toolbar{display:grid;grid-template-columns:minmax(0,1fr) auto}.layer-options{display:grid;grid-template-columns:auto auto;column-gap:10px}.unit-control{align-self:start;margin-top:4px}}

#furniture-panel[hidden],#furniture-form[hidden]{display:none}
#furniture-panel{grid-column:1/-1;padding-bottom:22px;margin-bottom:20px;border-bottom:1px solid var(--line)}
.furniture-add{display:flex;gap:8px;margin-top:12px}.furniture-add select{min-width:0;flex:1}
#furniture-panel select,#furniture-panel input{font:inherit;font-size:12px;min-width:0;width:100%;padding:9px;border:1px solid var(--line);border-radius:4px;background:white;color:var(--ink)}
#furniture-panel select,.unit-control select{appearance:none;padding-right:32px;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 8'%3E%3Cpath d='m1 1 5 5 5-5' fill='none' stroke='%23607078' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;background-size:11px 7px}
#furniture-panel label{display:grid;gap:6px;font-size:11px}.furniture-fields{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
#furniture-form{display:grid;gap:12px;margin-top:16px}.furniture-actions{display:flex;flex-wrap:wrap;gap:7px;margin-top:12px}.furniture-actions .button,.furniture-add .button{font-size:11px;padding:9px}
.furniture-warning{font-size:12px;color:#8c552a;line-height:1.6}.furniture-warning:empty{display:none}.furniture-list{max-height:190px;overflow:auto}

@media screen and (min-width:801px){body[data-page="plan"] .workbench{height:clamp(650px,calc(100svh - 240px),900px)}body[data-page="plan"] .plan-column{min-height:0}body[data-page="plan"] .drawing-stage{height:auto;min-height:0;flex:1 1 auto}body[data-page="plan"] .inspector{overflow-y:auto;max-height:100%}}

/* Door leaves are optional; the structural opening is retained. */
section.door-settings{border-top:1px solid var(--line);padding-top:22px;margin:20px 0 24px;grid-column:1/-1}
section.door-settings .section-heading{margin-bottom:8px}
section.door-settings p{font-size:11px;color:var(--muted);line-height:1.6}
section.door-settings .door-settings-help{margin:0 0 12px}
.door-mount-list{border-top:1px solid #e8edef}
.door-mount{position:relative;display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:60px;padding:10px 0;cursor:pointer;border-bottom:1px solid #e8edef}
.door-mount-copy{display:grid;gap:3px;min-width:0}
.door-mount-name{font-size:12px;color:var(--ink);font-weight:500;line-height:1.35}
.door-mount-status{font-size:10px;line-height:1.4;color:var(--muted)}
.door-mount input{position:absolute;right:0;width:40px;height:24px;margin:0;opacity:0;cursor:pointer}
.door-switch-track{display:block;position:relative;flex:0 0 36px;height:21px;border-radius:12px;background:#c1cbd0;border:1px solid #b3bfc5;transition:background-color .15s,border-color .15s}
.door-switch-track::after{content:"";position:absolute;top:2px;left:2px;width:15px;height:15px;border-radius:50%;background:#fff;box-shadow:0 1px 2px #26323824;transition:transform .15s}
.door-mount input:checked~.door-switch-track{background:var(--accent);border-color:var(--accent)}
.door-mount input:checked~.door-switch-track::after{transform:translateX(15px)}
.door-mount input:focus-visible~.door-switch-track{outline:2px solid var(--accent);outline-offset:4px}
.door-mount input:checked~.door-mount-copy .door-removed,.door-mount input:not(:checked)~.door-mount-copy .door-installed{display:none}
.door-mount:hover .door-mount-name{color:var(--accent)}
.door-setting-row{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:12px;border-bottom:1px solid #e8edef}
.door-setting-row .door-mount{border:0}
.door-setting-row .door-control{font-size:10px;min-height:32px;width:62px;padding:6px 4px;margin:0;text-align:center}
.door-control:disabled{opacity:.35;cursor:default}
#plan-door-status:empty{display:none}
@media(prefers-reduced-motion:reduce){.door-switch-track,.door-switch-track::after{transition:none}}


.unit-control select{min-width:66px;padding-left:10px;padding-right:32px}

#furniture-panel select{background-position:right 16px center;padding-right:38px}

/* Rotation shortcuts should not outline the whole drawing surface. Tab navigation retains its focus indicator. */
#stage[data-manipulating-furniture="true"]:focus-visible{outline:none}

#furniture-panel[hidden]+section.door-settings{margin-top:0;padding-top:0;border-top:0}
/* In 3D the secondary open/close action sits beneath the name; the mounting switch stays at the right edge. */
.door-setting-row{display:block;position:relative}
.door-setting-row .door-control{position:absolute;left:0;bottom:9px;width:auto;min-height:0;margin:0;padding:0;border:0;border-radius:0;background:transparent;color:var(--accent);font-size:10px;line-height:14px;text-decoration:underline;text-underline-offset:2px}
.door-setting-row .door-control:disabled{display:none}
.door-setting-row .door-mount:has(input:checked) .door-mount-status{visibility:hidden}

/* Setup selection belongs to the sidebar; the drawing viewport stays fixed. */
#setup-panel{padding-bottom:22px;margin-bottom:22px;border-bottom:1px solid var(--line);grid-column:1/-1;min-width:0}
#setup-panel select,.setup-dialog select{width:100%;min-height:40px;padding:9px 38px 9px 12px;background-position:right 16px center}
.setup-actions{display:flex;align-items:center;flex-wrap:wrap;gap:10px;margin-top:12px}
.setup-actions .button{padding:9px 12px;font-size:12px}
#setup-status:empty{display:none}
.setup-dialog{width:min(430px,calc(100vw - 32px));max-height:calc(100svh - 40px);padding:28px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink);box-shadow:0 18px 70px #20364124}
.setup-dialog::backdrop{background:#182e3b55}
.setup-dialog h2{font-size:21px;margin:0 0 22px}
.setup-dialog label{display:grid;gap:8px;margin-bottom:18px;font-size:12px}
.setup-dialog input{width:100%;min-height:40px;padding:10px 12px;border:1px solid var(--line);border-radius:5px;font:inherit;color:var(--ink);background:#fff}
.setup-dialog .setup-actions{justify-content:flex-end}
.setup-dialog .room-note{line-height:1.6}
#setup-panel select,.setup-dialog select{appearance:none;border:1px solid var(--line);border-radius:5px;background-color:#fff;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='m1 1 5 5 5-5' fill='none' stroke='%2378888f' stroke-width='1.5'/%3E%3C/svg%3E");background-repeat:no-repeat;background-size:12px 8px;color:var(--ink);font-family:inherit;font-size:12px}
#setup-panel select:focus-visible,.setup-dialog input:focus-visible,.setup-dialog select:focus-visible,.setup-actions button:focus-visible{outline:2px solid var(--accent);outline-offset:3px}

.setup-dialog input,.setup-dialog select{width:100%;margin-top:6px}
.setup-dialog label{display:block;margin:16px 0 0}

/* Isolated setup controls: identical in the 2D and 3D inspectors. */
#setup-panel .setup-toolbar{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin:14px 0 0;padding:0}
#setup-panel .setup-action{appearance:none;display:flex;align-items:center;justify-content:center;min-width:0;width:100%;min-height:40px;margin:0;padding:9px 8px;border:1px solid var(--line);border-radius:5px;background:#fff;color:var(--ink);font:inherit;font-size:12px;font-weight:500;line-height:1.4;text-align:center;text-decoration:none;white-space:nowrap;cursor:pointer}
#setup-panel .setup-action-primary{grid-column:1/-1;background:var(--accent);border-color:var(--accent);color:#fff}
#setup-panel .setup-action:hover{background:var(--selected);border-color:#a9bbc2}
#setup-panel .setup-action-primary:hover{background:#284f60;border-color:#284f60}
#setup-panel .setup-action:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
#setup-panel .setup-action:disabled{opacity:.5;cursor:default}

/* UI finalization: readable controls, quiet hierarchy, unchanged drawing geometry. */
.site-header nav>a{min-height:44px;display:flex;align-items:center;justify-content:center;font-size:14px}
.site-header nav>a[aria-current]{color:var(--accent);font-weight:600}
.brand{gap:8px}
.brand>svg{width:40px;height:40px;flex-shrink:0;stroke:currentColor;stroke-width:1.7}
.brand-detail{font-size:12px;margin-top:0;color:var(--ink)}
.intro-copy{display:grid;gap:36px}
.intro h1{font-size:clamp(48px,5.8vw,80px);margin:0}
.intro-note,.preview-caption{font-size:12px}
.intro-facts{font-size:14px}
.intro .intro-facts{display:grid;grid-template-columns:max-content minmax(0,1fr);gap:2px 16px;max-width:340px;margin:0;line-height:1.5}
.intro .intro-facts>div{display:contents;font-size:inherit}
.intro .intro-description{margin-bottom:24px}
.intro .intro-actions{display:flex;flex-wrap:wrap;gap:10px}
.intro .intro-actions .button{min-height:48px;min-width:160px;padding:13px 20px;font-size:14px}
body[data-page="overview"] .site-footer{border-top:1px solid var(--line)}
.layer-options label{font-size:13px;min-height:36px}
.unit-control select{min-height:36px;font-size:13px}
.section-heading>span{font-size:11px}
.room-note,.area-explanation,.sources,.roof-section>summary,.sources>summary{font-size:12px}
#furniture-panel label{font-size:12px}
#furniture-panel select,#furniture-panel input,#setup-panel select,.setup-dialog select{font-size:13px;min-height:42px}
.furniture-actions .button,.furniture-add .button{font-size:12px;min-height:40px}
.furniture-actions button:disabled{color:var(--muted);background:var(--surface);opacity:.65}
section.door-settings p{font-size:12px}
.door-mount-status{font-size:11px}
.drawing-legend{font-size:11px;line-height:1.5}
.setup-dialog button[type=submit]{background:var(--accent);color:white}
.setup-dialog button[type=submit]:hover{background:#284f60}
@media screen and (min-width:801px){
  .workbench{grid-template-columns:minmax(0,1fr) 300px}
  body[data-page="plan"] .workbench{grid-template-rows:minmax(0,1fr)}
  body[data-page="plan"] .inspector{min-height:0;scrollbar-gutter:stable}
}
@media(max-width:540px){
  .site-header{height:auto;min-height:116px;flex-wrap:wrap;gap:12px;padding-block:16px 10px}
  .site-header nav{width:100%;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:4px}
  .intro .intro-facts{font-size:13px;gap:2px 14px;max-width:none}
  .brand{gap:6px}
  .brand>svg{width:32px;height:32px}
  .brand-detail{font-size:11px}
  .site-header nav>a{font-size:12px;min-width:40px;padding-inline:8px}
  .intro-facts>div{font-size:13px}
  .layer-options label{font-size:12px;min-height:40px}
  .layer-options input{width:16px;height:16px}
  .workspace-title .button{font-size:12px;min-height:44px}
  #setup-panel .setup-action{min-height:44px;font-size:13px}
  #furniture-panel select,#furniture-panel input,#setup-panel select,.setup-dialog input,.setup-dialog select{font-size:16px;min-height:44px}
  .zoom-controls button{width:44px;height:44px}
  .site-footer{flex-wrap:wrap;font-size:11px}
}
@media(max-width:360px){
  .site-header{gap:4px}
  .workspace-title{gap:8px}
  .workspace-title h1{font-size:22px}
  .workspace-title .button{padding-inline:8px}
}