/* Weshah web interface: clear hierarchy, adaptable layout and one tools entry. */
:root{--bg:#f5f4f1;--panel:#ffffff;--ink:#262522;--muted:#66625a;--line:#d8d5ce;--accent:#685238;--active:#ece5d9;--viewer:#e7e4dd;--focus:#75552e;color-scheme:light}
html[data-theme=dark]{--bg:#191a1b;--panel:#252627;--ink:#f4f2ec;--muted:#c2beb5;--line:#50504d;--accent:#dfc59d;--active:#423a2f;--viewer:#202223;--focus:#e6c797;color-scheme:dark}
body{font-size:16px;line-height:1.65}main{max-width:1920px;padding:0 28px}header{padding:12px 28px;min-height:82px;background:var(--panel)}.brand{gap:14px}.brand span{font-size:14px;margin:0;padding-inline-start:14px;border-right:0;border-inline-start:1px solid var(--line)}.brand img{width:77px;height:60px}.badge{font-size:12px}.intro{padding:24px 0 20px;gap:24px;align-items:center}.intro .eyebrow{margin:0 0 4px;font-size:11px;letter-spacing:.08em}h1{font-size:clamp(28px,2.3vw,38px);line-height:1.3;margin:0 0 8px;letter-spacing:0}.intro p{font-size:14px;max-width:64ch;margin:0}.intro .concept-note{font-size:12px;max-width:330px;padding:12px 16px;border-inline-start:2px solid var(--line);background:none;border-radius:0;color:var(--muted)}
.workspace{display:block}.view-column{width:100%}.reference-grid{grid-template-columns:minmax(0,1.8fr) minmax(300px,1fr);gap:16px;align-items:stretch}.reference-grid.model-only{grid-template-columns:minmax(0,1fr)}.reference-grid #viewer{height:clamp(530px,72vh,900px);max-height:none;min-height:530px;border:1px solid var(--line);border-radius:18px;overflow:hidden}.source-plan-host{border-radius:18px;padding:16px}.source-plan-host .source-plan__stage{min-height:350px}.viewer-top{inset:16px 16px auto;display:flex;justify-content:space-between;align-items:center;gap:12px;pointer-events:none}.viewer-top>*{pointer-events:auto}#viewLabel{font-size:13px;font-weight:700;background:var(--panel);color:var(--ink);border:1px solid var(--line);border-radius:99px;padding:8px 14px;max-width:65%;line-height:1.5}.tools-opener{display:flex;align-items:center;gap:8px;min-height:48px;padding:10px 18px;border-radius:99px;background:var(--ink);color:var(--panel);border:1px solid var(--ink);font-weight:700;box-shadow:0 4px 16px #00000018;white-space:nowrap}.tools-opener:hover{background:var(--accent);color:var(--panel)}.tools-opener span{font-size:22px;line-height:1}html[data-theme=dark] .tools-opener{background:#ece8df;color:#252627}html[data-theme=dark] .tools-opener:hover{background:var(--accent)}.viewer-bottom{font-size:11px;bottom:12px;padding:6px 12px;border-radius:99px;background:var(--panel);color:var(--muted);max-width:90%;white-space:normal}.view-caption{justify-content:flex-start;gap:8px 20px;font-size:11px;padding:10px 4px;color:var(--muted)}.view-caption span{font-variant-numeric:tabular-nums}.gallery-section{margin-top:32px}.section-title{gap:24px;margin-bottom:16px}.section-title h2{font-size:23px;margin:4px 0}.section-title p{font-size:13px}.downloads a,.tool-downloads a{border:1px solid var(--line);border-radius:10px;padding:10px 14px;text-decoration:none;display:inline-flex;align-items:center;min-height:44px;background:var(--panel)}#galleryGrid{gap:12px}.gallery-card{border-radius:12px;overflow:hidden}.gallery-card span{font-size:13px;padding:10px 12px}.assumptions{margin:24px 0 12px;padding:16px 20px}.assumptions summary{cursor:pointer;font-size:14px}.assumptions li{font-size:13px}footer{padding:18px;font-size:11px}
/* Native dialog stays in the viewer subtree, including fullscreen. */
#toolsDialog{position:fixed;inset:20px 20px 20px auto;margin:0;width:min(600px,calc(100vw - 40px));max-width:none;max-height:none;height:calc(100dvh - 40px);padding:0;border:1px solid var(--line);border-radius:22px;background:var(--panel);color:var(--ink);box-shadow:0 24px 70px #00000030;text-align:start;overflow:hidden}#toolsDialog:not([open]){display:none}#toolsDialog[open]{display:block}#toolsDialog::backdrop{background:#10131866}#toolsDialog>.tools-card{display:flex;flex-direction:column;gap:0;justify-content:flex-start;height:100%;margin:0;padding:0}.tools-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:22px 24px 16px}.tools-heading .eyebrow{margin:0;font-size:11px}.tools-heading h2{font-size:25px;line-height:1.3;margin:4px 0 0}#closeTools{min-width:72px;min-height:44px;border-radius:99px;font-size:13px;background:var(--bg)}.tools-tabs{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:4px;margin:0 20px 12px;padding:4px;border:1px solid var(--line);border-radius:13px;background:var(--bg)}.tools-tabs button{border:0;background:transparent;min-height:44px;padding:8px 4px;border-radius:9px;font-size:14px;color:var(--muted)}.tools-tabs button[aria-selected=true]{background:var(--panel);color:var(--ink);font-weight:700;box-shadow:0 1px 4px #00000014}#toolsDialog #settings{flex:1;min-height:0;width:100%;overflow:auto;overscroll-behavior:contain;touch-action:pan-y;border:0;border-radius:0;padding:8px 24px 24px;background:var(--panel);position:static;max-height:none;box-shadow:none}#settings [data-tools-section]>h2{font-size:18px;margin:8px 0 14px}#settings h3{font-size:14px;margin:0 0 10px}#settings .tool-group{margin-top:22px}#settings label{font-size:14px}#settings>section>label:not(.quality):not(.toggle-row){display:block;margin:16px 0 6px}#settings select,#settings input[type=search]{min-height:46px;border-radius:10px;width:100%;font-size:14px}#settings .segmented{gap:6px}#settings .segmented button{flex:1;font-size:13px;padding:10px 8px}#settings .checks{display:grid;gap:8px;margin:18px 0 0}#settings .checks label,#settings .quality,.toggle-row{display:flex;align-items:center;gap:10px;min-height:44px;padding:8px 0}.checks input,.quality input,.toggle-row input,#productQuality{width:18px;height:18px;accent-color:var(--accent);flex:0 0 auto}.reveal-action{width:100%;min-height:48px;background:var(--active);color:var(--ink);font-weight:700}.reveal-action[aria-pressed=true]{background:var(--accent);color:var(--panel)}html[data-theme=dark] .reveal-action[aria-pressed=true]{color:#252627}#settings .small{font-size:12px;line-height:1.7;color:var(--muted)}#settings hr{border:0;border-top:1px solid var(--line);margin:20px 0}.tool-inline{display:flex;gap:8px;margin-top:16px}.tool-inline button{flex:1;font-size:13px}.tool-intro{font-size:13px;color:var(--muted);margin:0 0 16px}.unit-floor-action{width:100%;margin-bottom:12px}.tools-footer{margin:0;padding:12px 24px;border-top:1px solid var(--line);font-size:11px;color:var(--muted);background:var(--bg)}#settings #unitPanel{margin:0;padding:0;border:0}#unitPanel>h2{font-size:18px;margin:18px 0 8px}.unit-nav{padding:14px;border-radius:12px}.unit-nav button{font-size:13px}.unit-nav__list{max-height:280px}.unit-nav__code{font-variant-numeric:tabular-nums}.product-panel{padding:14px;margin-top:14px;border-radius:12px;background:var(--bg)}.product-panel label{display:flex;align-items:center;gap:10px;min-height:44px}.space-navigation{margin-top:20px;padding-top:16px}#floorPoiButtons{max-height:280px}.tool-downloads{display:grid;gap:8px;margin:18px 0}.tool-downloads a{justify-content:center}#openReferenceGallery{width:100%;margin-top:14px}.printed-dimensions summary{min-height:44px;display:flex;align-items:center}.source-plan__toolbar button{min-height:44px}button:focus-visible,a:focus-visible,select:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid var(--focus);outline-offset:3px}button:disabled{opacity:.5}#viewer:fullscreen{border-radius:0;border:0;height:100dvh;max-height:none}#viewer:fullscreen #toolsDialog{height:calc(100dvh - 40px)}
@media(min-width:1600px){.reference-grid{grid-template-columns:minmax(0,2fr) minmax(360px,1fr)}}
@media(max-width:1100px){main{padding:0 18px}header{padding:10px 18px}.reference-grid{grid-template-columns:minmax(0,1fr)}.reference-grid #viewer{height:68vh;min-height:460px}.source-plan-host .source-plan__stage{min-height:340px}.intro .concept-note{max-width:280px}.intro{gap:20px}.workspace{display:block}.view-column{order:initial}}
@media(max-width:720px){main{padding:0 12px}header{padding:8px 16px;min-height:70px}.brand img{width:64px;height:50px}.brand span{display:block;font-size:12px;padding-inline-start:10px}.header-actions .badge{display:none}.intro{padding:18px 4px 16px;display:block}.intro h1{font-size:28px}.intro p{font-size:13px}.intro .concept-note{display:none}.intro .eyebrow{font-size:10px}.reference-grid{gap:12px}.reference-grid #viewer{height:64dvh;min-height:390px;max-height:740px;border-radius:16px}.viewer-top{inset:12px 12px auto;gap:8px}.tools-opener{min-height:48px;padding:10px 14px;font-size:14px}#viewLabel{font-size:11px;padding:8px 10px;max-width:53%}.viewer-bottom{font-size:10px}.view-caption{font-size:10px;gap:6px 12px}.source-plan-host{padding:12px;border-radius:16px}.source-plan-host .source-plan__stage{min-height:280px}#toolsDialog{inset:auto 0 0 0;width:100%;height:min(88dvh,850px);max-height:calc(100dvh - 16px);margin:0;border-radius:22px 22px 0 0;border-bottom:0;padding-bottom:env(safe-area-inset-bottom)}#viewer:fullscreen #toolsDialog{height:88dvh}.tools-heading{padding:18px 18px 12px}.tools-heading h2{font-size:23px}.tools-tabs{margin:0 12px 10px}.tools-tabs button{font-size:13px}#toolsDialog #settings{padding:8px 18px 20px}.tools-footer{padding:10px 18px;font-size:10px}.section-title h2{font-size:20px}.section-title{display:block}.downloads{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.downloads a{font-size:12px}.gallery-section{margin-top:24px}#galleryGrid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.gallery-card span{font-size:11px}.assumptions{padding:14px}.unit-nav{padding:12px}.tool-inline{flex-wrap:wrap}.tool-inline button{min-width:120px}}
@media(max-height:500px){#toolsDialog{inset:8px;height:calc(100dvh - 16px);width:calc(100vw - 16px);max-height:none;border-radius:16px}.tools-heading{padding-block:10px}.tools-footer{display:none}}
@media(prefers-reduced-motion:reduce){html:focus-within{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
/* Keep supporting text readable as density increases. */
.tools-footer{font-size:12px}.view-caption{font-size:12px}.viewer-bottom{font-size:11px}footer{font-size:12px}
@media(max-width:720px){.tools-footer{font-size:12px}.view-caption{font-size:11px}.viewer-bottom{font-size:11px}.gallery-card span{font-size:12px}.intro .eyebrow{font-size:11px}}
#toolsAvailability{position:absolute;z-index:5;top:78px;inset-inline:16px;margin:0;padding:12px 16px;border:1px solid var(--line);border-radius:12px;background:var(--panel);color:var(--ink);font-size:13px}

#toolsDialog[data-tools-fallback]{z-index:1000}