/* The image is the source of truth; overlays never replace plan geometry. */
.field-workspace {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  border: 1px solid #6a6655;
  background: #191914;
  color: #e8e1d1;
}
.field-map-viewport {
  min-width: 0;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scrollbar-color: #a39b86 #191914;
  scrollbar-width: thin;
}
.field-plan {
  display: block;
  width: 100%;
  min-width: 900px;
  height: auto;
  aspect-ratio: 1565 / 1060;
}
.field-plan image { pointer-events: none; }
.field-hotspot { cursor: pointer; outline: none; }
.field-hotspot > * {
  fill: #eee4cc;
  fill-opacity: 0;
  stroke: #eee4cc;
  stroke-width: 2;
  stroke-opacity: 0;
  vector-effect: non-scaling-stroke;
  transition: fill-opacity .18s, stroke-opacity .18s;
}
.field-hotspot.is-emphasized > *, .field-hotspot:focus-visible > * {
  fill-opacity: .12;
  stroke-opacity: 1;
}
.field-inspector {
  border-left: 1px solid #6a6655;
  padding: 32px 24px;
  align-content: center;
}
.field-inspector > span, .field-detail-copy > span {
  display: block;
  font-size: 12px;
  letter-spacing: .12em;
  line-height: 1.6;
}
.field-inspector h3 {
  margin: 20px 0;
  font: 400 clamp(26px, 2.8vw, 40px)/1.1 Georgia, serif;
  overflow-wrap: anywhere;
}
.field-inspector p {
  font-size: 14px;
  line-height: 1.85;
  margin: 16px 0;
}
.field-inspector button, .field-detail a {
  display: inline-block;
  font-size: 12px;
  line-height: 1.7;
  letter-spacing: .08em;
  color: inherit;
  background: transparent;
  border: 0;
  border-bottom: 1px solid currentColor;
  padding: 10px 0;
  cursor: pointer;
}
.field-zone-rail {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  padding: 0 0 16px;
  scrollbar-width: thin;
}
.field-zone-rail button {
  flex: 0 0 auto;
  min-width: 58px;
  min-height: 48px;
  padding: 12px 16px;
  border: 1px solid currentColor;
  color: inherit;
  background: transparent;
  font-size: 13px;
  letter-spacing: .06em;
  cursor: pointer;
}
.field-zone-rail button[aria-pressed="true"] { color: #191914; background: #e8e1d1; border-color: #b6a985; }
.field-map-tools {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 24px;
  padding: 14px 0;
  font-size: 12px;
  letter-spacing: .04em;
  line-height: 1.8;
}
.field-map-tools p { margin: 0; }
.field-map-tools a { text-decoration: underline; text-underline-offset: 4px; }
.field-glass-notice { display: flex; flex-wrap: wrap; gap: 8px 24px; align-items: center; margin: 0 0 18px; padding: 12px 16px; border-left: 3px solid #6f9ca8; background: var(--panel); font-size: 14px; line-height: 1.7; }
.field-glass-notice strong { font-weight: 500; }
.field-zone-notice { border-left: 3px solid #6f9ca8; padding-left: 12px; }
.field-detail[hidden] { display: none; }
.field-detail {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  position: relative;
  margin: 20px 0 0;
  border: 1px solid currentColor;
  scroll-margin-top: 86px;
}
.field-detail-close {
  position: absolute;
  z-index: 1;
  right: 16px;
  top: 12px;
  min-height: 44px;
  padding: 8px;
  border: 0;
  background: var(--paper);
  color: var(--ink);
  font-size: 12px;
  cursor: pointer;
}
.field-detail-concept { grid-column: 1 / -1; min-width: 0; margin: 0; padding: 56px 24px 24px; background: #191914; color: #e8e1d1; }
.field-concept-track { display: flex; overflow-x: auto; scroll-snap-type: x mandatory; overscroll-behavior-x: contain; scrollbar-width: thin; }
.field-concept-slide { flex: 0 0 100%; min-width: 0; margin: 0; scroll-snap-align: start; scroll-snap-stop: always; }
.field-detail .field-detail-concept a { display: block; padding: 0; border: 0; }
.field-detail-concept img { display: block; width: 100%; height: clamp(300px, 65vh, 640px); object-fit: contain; }
.field-detail-concept figcaption { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 20px; margin-top: 16px; font-size: 14px; line-height: 1.7; }
.field-detail-concept figcaption span { font-size: 13px; }
.field-detail-concept a:focus-visible { outline: 2px solid #b88bdd; outline-offset: 4px; }
.field-concept-track:focus-visible { outline: 2px solid #b88bdd; outline-offset: 4px; }
.field-concept-controls { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin-top: 16px; }
.field-concept-controls button { min-height: 44px; padding: 8px 12px; border: 1px solid #8d8473; background: transparent; color: inherit; font-size: 14px; cursor: pointer; }
.field-concept-controls button[aria-disabled="true"] { opacity: .4; cursor: default; }
.field-concept-controls output { font-size: 14px; font-variant-numeric: tabular-nums; }
.field-detail-concept > .field-zone-notice { margin: 16px 0 0; font-size: 14px; line-height: 1.8; }
.field-detail-figure { margin: 0; padding: 30px; background: #191914; color: #e8e1d1; }
.field-detail-figure svg { display: block; width: 100%; height: 300px; }
.field-detail-figure figcaption { margin-top: 12px; font-size: 12px; letter-spacing: .08em; color: inherit; }
.field-detail-copy { padding: 60px 32px 32px; }
.field-detail-copy h3 { margin: 16px 0; font: 400 32px/1.2 Georgia, serif; }
.field-detail-copy p { font-size: 16px; line-height: 1.85; margin: 16px 0; }
.field-detail-copy small { display: block; font-size: 12px; letter-spacing: .06em; margin-bottom: 8px; }
.field-legend { margin-top: 20px; border-top: 1px solid currentColor; border-bottom: 1px solid currentColor; }
.field-legend summary { cursor: pointer; padding: 24px 0; font-size: 15px; }
.field-legend summary span { margin-left: 20px; font-size: 11px; letter-spacing: .1em; }
.field-legend dl { display: grid; grid-template-columns: minmax(155px, .7fr) 1.3fr; margin: 0 0 24px; }
.field-legend dt, .field-legend dd { margin: 0; border-top: 1px solid #8d847350; padding: 14px 12px 14px 0; font-size: 14px; line-height: 1.7; }
.field-legend dt button { background: transparent; border: 0; color: inherit; padding: 0; text-align: left; cursor: pointer; font: inherit; text-decoration: underline; text-underline-offset: 4px; }
.field-legend dd small { display: block; margin-top: 6px; font-size: 12px; }
.field-zone-rail button:focus-visible, .field-inspector button:focus-visible, .field-detail button:focus-visible, .field-legend button:focus-visible, .field-map-viewport:focus-visible { outline: 2px solid #b88bdd; outline-offset: 3px; }
@media (max-width: 1000px) {
  .field-workspace { grid-template-columns: minmax(0, 1fr); }
  .field-inspector { border-left: 0; border-top: 1px solid #6a6655; padding: 24px; }
  .field-inspector h3 { margin: 10px 0; font-size: 28px; }
  .field-inspector p { margin: 8px 0; }
}
@media (max-width: 640px) {
  .field-zone-rail { position: sticky; top: 70px; z-index: 3; background: var(--paper); padding-top: 8px; }
  .field-plan { min-width: 1000px; }
  .field-map-viewport::after { content: '좌우로 이동하여 도면 전체 보기 ↔'; display: block; position: sticky; left: 0; padding: 12px 16px; font-size: 12px; background: #191914; }
  .field-detail { grid-template-columns: minmax(0, 1fr); scroll-margin-top: 156px; }
  .field-detail-copy { grid-row: 1; padding: 56px 24px 24px; }
  .field-detail:has(.field-detail-concept) .field-detail-copy { grid-row: 2; }
  .field-detail-concept { grid-row: 1; }
  .field-detail-copy h3 { font-size: 28px; }
  .field-detail-figure { padding: 24px; }
  .field-detail-figure svg { height: 240px; }
  .field-legend dl { grid-template-columns: minmax(125px, .8fr) 1.2fr; }
  .field-legend dt, .field-legend dd { font-size: 13px; }
}
@media (prefers-reduced-motion: reduce) { .field-hotspot > * { transition: none; } }

/* Dimensions from the owner's guide describe estimated installation rectangles. */
.field-intro-links > a { display: inline-block; margin: 4px 24px 8px 0; font-size: 14px; line-height: 1.8; text-underline-offset: 5px; }
.field-space-guide { margin-top: 44px; border-top: 1px solid var(--line); scroll-margin-top: 105px; }
/* Native fragment navigation opens the guide, including shared deep links. */
.field-space-guide:not(:target) { display: none; }
.field-guide-close { display: inline-block; margin: 0 0 24px; padding: 10px 0; font-size: 14px; line-height: 1.8; text-underline-offset: 5px; }
.field-guide-heading { display: flex; justify-content: space-between; align-items: end; gap: 25px; padding: 30px 0 22px; }
.field-guide-heading span { font-size: 12px; letter-spacing: .12em; }
.field-guide-heading h3 { font-size: clamp(25px, 3vw, 40px); font-weight: 400; line-height: 1.5; letter-spacing: -.04em; margin: 12px 0; word-break: keep-all; }
.field-guide-heading p { font-size: 14px; line-height: 1.8; margin: 0; color: var(--muted); }
.field-guide-heading > a { font-size: 14px; line-height: 1.8; white-space: nowrap; text-underline-offset: 5px; }
.field-guide-status { font-size: 14px; line-height: 1.8; padding: 12px 16px; margin: 0 0 28px; border-left: 3px solid var(--amber); background: var(--panel); word-break: keep-all; }
.field-guide-table-scroll { width: 100%; overflow-x: auto; scrollbar-width: thin; }
.field-size-table { width: 100%; border-collapse: collapse; text-align: left; font-size: 16px; line-height: 1.7; }
.field-size-table caption { text-align: left; font-size: 18px; padding: 0 0 20px; }
.field-size-table caption span { display: block; margin-top: 8px; font-size: 14px; color: var(--muted); }
.field-size-table th, .field-size-table td { padding: 18px 20px 18px 0; border-top: 1px solid var(--line); vertical-align: middle; font-weight: 400; }
.field-size-table thead th { font-size: 14px; color: var(--muted); }
.field-size-table tbody th { width: 27%; }
.field-size-table tbody td:nth-child(2), .field-size-table tbody td:nth-child(3) { font-variant-numeric: tabular-nums; white-space: nowrap; }
.field-size-table tbody td:last-child { font-size: 14px; color: var(--muted); }
.field-size-table tbody th > span { display: block; font-size: 14px; margin-top: 5px; }
.field-size-table button { font: 400 27px/1.4 Georgia, serif; border: 0; background: none; color: inherit; cursor: pointer; padding: 0; text-align: left; }
.field-size-table button[aria-pressed="true"] { color: var(--amber); }
.field-size-table button:focus-visible, .field-guide-table-scroll:focus-visible { outline: 2px solid var(--amber); outline-offset: 3px; }
.field-guide-basis { display: grid; grid-template-columns: 160px minmax(0, 1fr); gap: 20px; border-top: 1px solid var(--line); padding: 22px 0; }
.field-guide-basis h4 { font-size: 16px; font-weight: 400; margin: 0; line-height: 1.8; }
.field-guide-basis p { font-size: 14px; line-height: 1.9; margin: 0 0 8px; color: var(--muted); word-break: keep-all; }
.field-installation { margin: 22px 0; padding: 18px 0; border-block: 1px solid #8d847350; }
.field-installation > span { display: block; font-size: 13px; line-height: 1.8; }
.field-installation dl { display: grid; gap: 8px; margin: 14px 0; }
.field-installation dl > div { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 8px 16px; }
.field-installation dt { font-size: 13px; line-height: 1.8; }
.field-installation dd { font-size: 18px; font-variant-numeric: tabular-nums; margin: 0; line-height: 1.6; }
.field-installation > p { font-size: 14px; line-height: 1.8; margin: 12px 0 0; }
.field-installation .field-installation-note { font-size: 13px; }
@media (max-width: 640px) {
  .field-guide-heading { align-items: start; flex-direction: column; gap: 14px; }
  .field-size-table { min-width: 540px; }
  .field-size-table th, .field-size-table td { padding-right: 18px; }
  .field-guide-basis { grid-template-columns: 1fr; gap: 12px; }
}