.drawing-intro { margin: 42px var(--gutter) 30px; display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; }
.drawing-intro h1 { font-size: 48px; font-weight: 600; line-height: 1.15; margin-top: 14px; }
.drawing-intro h1 span { font-weight: 400; color: var(--muted); }
.drawing-intro > p { font-size: 14px; line-height: 1.9; }
.drawing-intro > p span { color: var(--muted); }
.drawing-facts { display: flex; gap: 48px; margin: 0 var(--gutter); padding: 20px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.drawing-facts dt { font: 10px/1.6 "IBM Plex Mono", monospace; color: var(--muted); text-transform: uppercase; }
.drawing-facts dd { font-size: 13px; margin: 5px 0 0; }
.drawing-section { padding: 34px var(--gutter) 38px; border-bottom: 1px solid var(--line); }
.drawing-heading { display: flex; align-items: center; justify-content: space-between; gap: 18px; margin-bottom: 22px; }
.drawing-heading h2 { font-size: 24px; display: flex; align-items: baseline; gap: 16px; }
.drawing-heading h2 > span { color: var(--red); }
.drawing-select { display: flex; border-bottom: 1px solid var(--control-border); }
.drawing-select button { border: 0; border-bottom: 2px solid transparent; padding: 12px 18px; min-height: 44px; background: none; font-size: 12px; white-space: nowrap; }
.drawing-select button[aria-pressed="true"] { border-bottom-color: var(--red); color: var(--red); }
.drawing-select button:hover { background: var(--control-hover); }
.drawing-layout { display: grid; grid-template-columns: minmax(0, 1fr) 230px; gap: 36px; }
.drawing-figure { margin: 0; min-width: 0; }
.drawing-paper { background: #fafbf8; background-image: linear-gradient(#53676b08 1px, transparent 1px), linear-gradient(90deg, #53676b08 1px, transparent 1px); background-size: 28px 28px; }
.drawing-paper canvas { display: block; width: 100%; aspect-ratio: 5 / 3; height: auto; }
.drawing-figure figcaption { display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 60px; color: var(--muted); }
.drawing-actions { display: flex; align-items: center; gap: 6px; }
.drawing-actions .icon-button { background: transparent; }
.drawing-key { padding-top: 18px; }
.drawing-key h3 { font-size: 22px; font-weight: 500; margin: 10px 0 16px; }
.drawing-key > p:not(.eyebrow) { font-size: 13px; line-height: 1.8; color: var(--muted); }
.drawing-key ol { list-style: none; padding: 0; margin: 24px 0; counter-reset: room; }
.drawing-key ol li { display: flex; align-items: center; gap: 12px; font-size: 13px; margin: 12px 0; counter-increment: room; }
.drawing-key ol li::before { content: counter(room, decimal-leading-zero); font: 11px "IBM Plex Mono", monospace; color: var(--red); }
.drawing-scope { border-top: 1px solid var(--line); padding-top: 16px; margin-top: 24px; }
.material-key { padding: 0; margin: 24px 0; list-style: none; }
.material-key li { display: flex; align-items: center; gap: 12px; font-size: 12px; margin: 14px 0; }
.material-swatch { width: 18px; height: 18px; border: 1px solid #758286; flex-shrink: 0; }
.cladding { background: #cf633c; }
.glazing { background: #c3dce0; }
.metal { background: #b9c3c6; }
.roof { background: #fafbf8; }
.drawing-end { padding: 32px var(--gutter) 44px; display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.drawing-note { font-size: 12px; line-height: 1.8; color: var(--muted); max-width: 570px; }
.drawing-end .text-link { margin: 0; white-space: nowrap; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
#drawing-dialog { width: min(1400px, 96vw); max-width: 96vw; max-height: 94svh; padding: 0; border: 1px solid var(--line); background: var(--paper); color: var(--ink); }
#drawing-dialog::backdrop { background: #151918bb; }
.detail-toolbar { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 14px 20px; border-bottom: 1px solid var(--line); }
.detail-toolbar h2 { font-size: 18px; }
#zoom-value { width: 44px; text-align: center; font: 11px "IBM Plex Mono", monospace; }
.detail-scroll { max-height: calc(94svh - 80px); overflow: auto; background: #fafbf8; }
#detail-canvas { display: block; max-width: none; height: auto; margin: auto; }
.drawing-actions button:disabled { opacity: .35; cursor: default; }
.drawings-page .site-header [aria-current="page"] { color: var(--red); }
@media (max-width: 1050px) {
  .drawing-layout { grid-template-columns: minmax(0, 1fr) 190px; gap: 24px; }
  .drawing-key h3 { font-size: 20px; }
}
@media (max-width: 720px) {
  .drawing-intro { margin-top: 28px; display: block; }
  .drawing-intro h1 { font-size: 38px; }
  .drawing-intro > p { margin-top: 18px; font-size: 13px; }
  .drawing-facts { gap: 18px; justify-content: space-between; }
  .drawing-facts dt { font-size: 9px; }
  .drawing-facts dd { font-size: 11px; }
  .drawing-section { padding-top: 26px; }
  .drawing-heading { align-items: flex-start; flex-direction: column; gap: 10px; }
  .drawing-heading h2 { font-size: 23px; }
  .drawing-select { width: 100%; }
  .drawing-select button { flex: 1; padding: 12px 8px; }
  .drawing-layout { grid-template-columns: minmax(0, 1fr); gap: 8px; }
  .drawing-key { padding-top: 4px; }
  .drawing-key ol { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px 12px; margin: 18px 0; }
  .drawing-key ol li { margin: 0; font-size: 12px; }
  .drawing-key h3 { font-size: 22px; }
  .drawing-end { align-items: flex-start; flex-direction: column; gap: 20px; }
  .detail-toolbar { padding: 10px; gap: 8px; flex-wrap: wrap; }
  .detail-toolbar h2 { font-size: 15px; }
  .drawings-page .site-header nav { gap: 9px; }
  .drawings-page .site-header { flex-wrap: wrap; padding: 14px 0; }
  .drawings-page .site-header nav a { font-size: 10px; }
}