/* Local layout adaptations only. Brand palette, typography and controls are upstream. */
.dev-notice{text-align:center;background:#fff6df;color:#705922;padding:8px 16px;font-size:12px}.account{margin-left:auto;display:flex;align-items:center;gap:20px}.account form{margin:0}.account .button{min-height:44px}.space-picker strong{display:block;margin-top:6px}.count{font-size:13px;color:var(--muted);white-space:nowrap}.materials{list-style:none;padding:0;margin:0 0 20px;border:1px solid var(--line);border-radius:12px;background:var(--white);overflow:hidden}.materials li{display:flex;align-items:center;gap:18px;padding:22px 24px;border-bottom:1px solid var(--line)}.materials li:last-child{border-bottom:0}.file-icon{display:grid;place-items:center;flex-shrink:0;width:46px;height:54px;border-radius:7px;background:var(--soft);color:var(--blue);font-size:11px;font-weight:600}.file-info{flex:1;min-width:0}.file-info h2{margin:0 0 6px;font-size:14px;overflow-wrap:anywhere}.file-info h2 a{color:var(--ink)}.file-info p{margin:0;color:var(--muted);font-size:12px;line-height:1.7}.file-size{color:var(--muted);font-size:12px}.open{padding:12px;min-height:44px;white-space:nowrap}.subtle{color:var(--muted);font-size:12px;line-height:1.7}.back{display:inline-block;margin-bottom:20px}.reader-heading{display:flex;align-items:center;justify-content:space-between;gap:20px}.reader-heading h1{font-size:23px;overflow-wrap:anywhere}.reader-heading p{color:var(--muted)}.reader{border:1px solid var(--line);border-radius:10px;background:#eff3f7;overflow:hidden;min-height:300px}.reader iframe{display:block;width:100%;height:72vh;border:0;background:white}.reader img{display:block;max-width:100%;height:auto;margin:auto}#reader-status{color:var(--muted);font-size:12px}.empty .button{margin-top:14px}.welcome h1{font-size:25px}.welcome label{display:block;margin-bottom:8px}.welcome select{display:block;width:100%;margin-bottom:16px}.login-shell{min-height:calc(100vh - 34px)}[hidden]{display:none!important}@media(max-width:760px){.account{gap:8px;font-size:12px}.account>span{display:none}.topbar .brand-logo{width:42px}.topbar .brand{gap:12px}.topbar .brand>span{padding-left:12px;display:inline}.page-heading{display:block}.count{display:block;margin-top:12px}.materials li{padding:18px 16px;gap:12px;flex-wrap:wrap}.file-info{flex-basis:calc(100% - 60px)}.file-size{margin-left:58px}.open{margin-left:auto}.reader-heading{display:block}.reader-heading .button{margin-bottom:12px}.reader iframe{height:65vh}.dev-notice{font-size:11px}.sidebar{display:none}.login-panel{padding:28px}}
/* Browser-independent read-only PDF canvas. Controls reuse existing workbench buttons. */
.pdf-controls{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:12px;padding:12px;background:var(--white);border-bottom:1px solid var(--line)}.pdf-controls label{display:flex;align-items:center;gap:8px}.pdf-controls .button{min-height:44px}.pdf-stage{max-height:75vh;overflow:auto;padding:16px;min-height:220px;outline-offset:-3px}.pdf-stage canvas{display:block;background:white;margin:0 auto;box-shadow:0 1px 6px #0002}.pdf-text{padding:16px;background:white;border-top:1px solid var(--line)}.pdf-text p{white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.8}.pdf-text summary{cursor:pointer;color:var(--blue)}@media(max-width:760px){.pdf-controls{gap:8px}.pdf-controls label{width:100%;justify-content:center}.pdf-stage{max-height:65vh;padding:12px 16px}}

/* Native account disclosure: reuse upstream menu visuals, retain the name on phones. */
.account-menu{margin-left:auto;min-width:0;max-width:50%}.account-trigger{min-height:44px;min-width:0}.account-name{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.account-chevron{display:inline-flex;width:16px;height:16px;flex:0 0 16px;line-height:0}.account-chevron svg{width:16px;height:16px}.account-menu[open] .account-chevron{transform:rotate(180deg)}.account-menu-item{min-height:44px}.account-dropdown .logout{margin-top:6px;border-top:1px solid var(--line);border-radius:0 0 6px 6px}.account-dropdown .logout:hover,.account-dropdown .logout:focus-visible{background:#edf5fc}.breadcrumb{overflow-wrap:anywhere;line-height:1.8}.reader-actions,.error-actions{display:flex;gap:12px;flex-wrap:wrap;margin:16px 0 24px}.error-actions{justify-content:center}.reader-actions .button{min-height:44px}.account-menu-header strong{overflow-wrap:anywhere}.login-panel .notice{margin-top:24px}
@media(max-width:760px){.account-menu{max-width:60%}.account-trigger{padding:6px 8px;gap:7px}.account-name{font-size:12px}.account-menu .avatar{width:28px;height:28px}.account-chevron{margin:0}.account-dropdown{width:270px}.reader-actions{gap:8px}}
.materials .open{display:inline-flex;align-items:center;gap:5px;font-weight:600}
.materials .open span{font-size:13px}
.image-toolbar,.image-meta,.image-tools,.image-zoom{display:flex;align-items:center}
.image-toolbar{justify-content:space-between;flex-wrap:wrap;gap:10px 20px;padding:10px 14px;background:var(--white);border-bottom:1px solid var(--line)}
.image-meta{gap:8px;min-width:0;color:var(--ink);font-size:13px}
.image-meta svg{color:var(--blue);flex:none}
.image-meta span{color:var(--muted);font-size:12px;font-variant-numeric:tabular-nums;white-space:nowrap}
.image-tools{gap:8px;flex-wrap:wrap}
.image-zoom{gap:2px;padding:3px;background:#edf3f8;border:1px solid var(--line);border-radius:9px}
.image-toolbar button{min-height:36px;padding:0 10px;border:1px solid transparent;border-radius:6px;background:transparent;color:var(--ink);font:inherit;font-size:13px;cursor:pointer;white-space:nowrap}
.image-toolbar button:disabled{opacity:.55;cursor:default}
.image-toolbar button:not(:disabled):hover{background:#e0ebf5}
.image-toolbar button:focus-visible{outline:2px solid var(--blue);outline-offset:2px}
.image-toolbar button[aria-pressed="true"]{color:var(--blue);background:var(--white);border-color:var(--line);box-shadow:0 1px 2px #17354d12;font-weight:600}
.image-toolbar .image-fullscreen{display:inline-flex;align-items:center;gap:6px;min-height:44px;border-color:var(--line);border-radius:9px}
.image-stage{overflow:auto;max-height:72vh;min-height:220px;padding:clamp(12px,3vw,24px);background:#e6eef5;outline-offset:-3px}
.image-stage img{max-height:64vh;box-shadow:0 2px 12px #17354d1a}
.image-stage img.image-zoomed{max-width:none;max-height:none}
.reader:fullscreen .image-stage{max-height:calc(100dvh - 84px)}
.reader:fullscreen .image-stage img:not(.image-zoomed){max-height:calc(100dvh - 132px)}
@media(max-width:760px){.image-toolbar{padding:10px 12px}.image-toolbar button{min-height:44px}.image-tools{gap:6px}.image-toolbar button{padding:0 8px}}

.model-prototype-frame {
  display: block;
  width: 100%;
  height: clamp(26rem, 72vh, 55rem);
  border: 1px solid #d5e1ea;
  border-radius: 12px;
}

.app-shell:has(.viewer-standalone) { display: block; }
.app-shell:has(.viewer-standalone) .sidebar,
.content:has(.viewer-standalone) .breadcrumb { display: none; }
.content:has(.viewer-standalone) { max-width: none; padding: 12px clamp(12px, 2vw, 32px); }
.viewer-standalone .reader-heading h1,
.viewer-standalone .reader-heading p { margin: 0; }
.viewer-standalone .model-prototype-frame {
  height: max(20rem, calc(100dvh - 13rem));
}

.project-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr));
  gap: 16px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.project-list li {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--white);
}
.project-list h2 { margin: 0 0 16px; overflow-wrap: anywhere; }
.materials .file-info h3 { margin: 0; font-size: 14px; overflow-wrap: anywhere; }