/* Yolumna Plan Studio — full-height workspace for viewing and editing a
   floor plan. The drawing sits on warm paper in both themes (the theme
   switch dims the room around the drawing table, not the drawing itself);
   the chrome follows the app theme. */

/* —— Paper palette (shared by light and dark chrome) —— */
.ps-paper {
  --ps-paper: #FBF9F5;
  --ps-floor: #F3EEE6;
  --ps-floor-line: rgba(36, 39, 44, 0.14);
  --ps-wall: #22252A;
  --ps-wall-tech: #9AA0A8;
  --ps-wall-shadow: rgba(24, 20, 14, 0.28);
  --ps-ink: #22252A;
  --ps-ink-muted: #6A6E75;
  --ps-dim: #50555D;
  --ps-accent: #C98A2E;
  --ps-accent-soft: rgba(217, 154, 61, 0.18);
  --ps-glass: #E6EEF2;
  --ps-grid-minor: rgba(34, 37, 42, 0.045);
  --ps-grid-major: rgba(34, 37, 42, 0.09);
}
[data-theme="dark"] .ps-paper {
  --ps-paper: #ECE7DE;
  --ps-floor: #E4DDD1;
}

/* —— Page shell: the studio replaces the app chrome —— */
.ps-body .app-sidebar,
.ps-body .app-topbar,
.ps-body .app-sidebar-backdrop {
  display: none !important;
}
.ps-body .app-shell { display: block; }
.ps-body .app-main { margin: 0 !important; padding: 0 !important; min-height: 100dvh; }
.ps-body .app-main { align-items: stretch; }
.ps-body .app-content { padding: 0 !important; width: 100% !important; max-width: none !important; margin: 0 !important; }

.ps-page {
  display: flex;
  flex-direction: column;
  height: 100dvh;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-sans);
}

/* —— Studio bar —— */
.ps-bar {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  gap: 12px;
  min-height: 56px;
  padding: 8px 14px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: relative;
  z-index: 20;
}
.ps-bar__left { display: flex; align-items: center; gap: 6px; min-width: 0; }
.ps-bar__mid { display: flex; background: var(--surface-2); border: 1px solid var(--border); border-radius: 999px; padding: 3px; }
.ps-bar__right { display: flex; align-items: center; justify-content: flex-end; gap: 8px; }
.ps-bar__slash { color: var(--ink-fade); }
.ps-bar__plan { font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 22ch; }
.ps-bar__layout { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 26ch; }

.ps-back {
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--ink-muted); text-decoration: none; font-size: 0.875rem;
  padding: 6px 8px 6px 4px; border-radius: var(--r-sm);
}
.ps-back:hover { color: var(--ink); background: var(--overlay-hover); }
.ps-back__place { max-width: 16ch; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.ps-seg {
  border: 0; background: transparent; color: var(--ink-muted);
  font: inherit; font-size: 0.8125rem; font-weight: 600;
  padding: 6px 14px; border-radius: 999px; cursor: pointer;
}
.ps-seg[aria-pressed="true"] { background: var(--surface); color: var(--ink); box-shadow: 0 1px 2px rgba(0,0,0,0.12); }
.ps-seg:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }

.ps-badge {
  display: inline-flex; align-items: center;
  font-size: 0.6875rem; font-weight: 600; letter-spacing: 0.02em;
  padding: 2px 8px; border-radius: 999px; white-space: nowrap;
}
.ps-badge--current { background: rgba(var(--mint-rgb), 0.14); color: var(--mint); }
.ps-badge--proposal { background: var(--accent-tint-bg-strong); color: var(--primary); }
.ps-badge--history { background: var(--surface-3); color: var(--ink-muted); }

/* Menus (details/summary: keyboard and screen-reader friendly by default) */
.ps-menu { position: relative; }
.ps-menu__trigger {
  list-style: none; display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 10px; border-radius: var(--r-sm); cursor: pointer; min-height: 36px;
}
.ps-menu__trigger::-webkit-details-marker { display: none; }
.ps-menu__trigger:hover, .ps-menu[open] > .ps-menu__trigger { background: var(--overlay-hover-strong); }
.ps-menu__trigger:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }
.ps-menu__panel {
  position: absolute; top: calc(100% + 6px); left: 0; z-index: 40;
  min-width: 260px; max-width: min(420px, 92vw); max-height: 70vh; overflow: auto;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-md);
  box-shadow: var(--shadow-card); padding: 8px;
}
.ps-menu__panel--wide { min-width: 340px; }
.ps-menu__group { margin: 10px 8px 4px; font-size: 0.75rem; font-weight: 600; color: var(--ink-muted); }
.ps-menu__group:first-child { margin-top: 2px; }
.ps-menu__item {
  display: flex; justify-content: space-between; align-items: baseline; gap: 12px;
  padding: 8px 10px; border-radius: var(--r-sm); color: var(--ink); text-decoration: none; font-size: 0.875rem;
}
.ps-menu__item:hover { background: var(--overlay-hover-strong); }
.ps-menu__item.is-current { background: var(--accent-tint-bg); }
.ps-menu__item--action { color: var(--primary); font-weight: 600; margin-top: 6px; border-top: 1px solid var(--border-soft); border-radius: 0 0 var(--r-sm) var(--r-sm); }
.ps-menu__meta { color: var(--ink-muted); font-size: 0.75rem; white-space: nowrap; }
.ps-menu__empty { margin: 4px 10px 8px; color: var(--ink-muted); font-size: 0.8125rem; line-height: 1.45; }
.ps-menu__form { margin: 8px 6px 4px; padding: 10px; border-radius: var(--r-sm); background: var(--surface-2); }
.ps-menu__label { display: block; font-size: 0.8125rem; margin-bottom: 6px; color: var(--ink); }
.ps-menu__inline { display: flex; gap: 6px; }
.ps-menu__inline .ps-input { flex: 1; min-width: 0; }

/* Save state */
.ps-save { font-size: 0.8125rem; color: var(--ink-muted); white-space: nowrap; min-width: 0; }
.ps-save:empty { display: none; }
.ps-save[data-state="saving"], .ps-save[data-state="pending"] { color: var(--ink-muted); }
.ps-save[data-state="error"] { color: var(--rose); font-weight: 600; }
.ps-page:not(:has([data-mode="edit"])) .ps-save[data-state="saved"] { visibility: hidden; }
.ps-history { display: flex; gap: 2px; }
.ps-page:not(:has([data-mode="edit"])) .ps-history { display: none; }

/* Buttons */
.ps-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  min-height: 36px; padding: 0 14px; border-radius: var(--r-sm);
  font: inherit; font-size: 0.875rem; font-weight: 600; text-decoration: none;
  border: 1px solid var(--border); background: var(--surface); color: var(--ink); cursor: pointer;
  transition: background-color 150ms ease, border-color 150ms ease, color 150ms ease;
}
.ps-btn:hover:not(:disabled) { background: var(--overlay-hover-strong); }
.ps-btn:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }
.ps-btn:disabled { opacity: 0.5; cursor: not-allowed; }
.ps-btn--primary { background: var(--primary); border-color: var(--primary); color: #1B1408; }
.ps-btn--primary:hover:not(:disabled) { background: var(--primary-hover); border-color: var(--primary-hover); }
.ps-btn--danger { color: var(--rose); border-color: rgba(var(--rose-rgb), 0.35); background: transparent; }
.ps-btn--danger:hover:not(:disabled) { background: rgba(var(--rose-rgb), 0.08); }
.ps-btn--ghost { background: transparent; }
summary.ps-btn { list-style: none; }
summary.ps-btn::-webkit-details-marker { display: none; }
.ps-edit-toggle[aria-pressed="true"] { background: var(--surface); color: var(--ink); border-color: var(--border); }

.ps-icon-btn {
  display: inline-flex; align-items: center; justify-content: center;
  width: 36px; height: 36px; border-radius: var(--r-sm); border: 0;
  background: transparent; color: var(--ink-muted); cursor: pointer;
}
.ps-icon-btn:hover:not(:disabled) { background: var(--overlay-hover-strong); color: var(--ink); }
.ps-icon-btn:disabled { opacity: 0.35; cursor: default; }
.ps-icon-btn:focus-visible { outline: 2px solid var(--primary); outline-offset: 1px; }

/* Banners */
.ps-banner {
  display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  padding: 10px 16px; border-bottom: 1px solid var(--border); font-size: 0.875rem;
}
.ps-banner--proposal { background: var(--accent-tint-bg); }
.ps-banner--history { background: var(--surface-2); }
.ps-banner__text { margin: 0; line-height: 1.45; max-width: 80ch; }
.ps-banner__actions { display: flex; gap: 8px; align-items: center; }
.ps-pop { position: relative; }
.ps-pop__panel {
  position: absolute; right: 0; top: calc(100% + 6px); z-index: 40; width: min(360px, 92vw);
  display: grid; gap: 8px; padding: 14px;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-md); box-shadow: var(--shadow-card);
}
.ps-pop__lead { margin: 0 0 4px; color: var(--ink-muted); line-height: 1.45; font-size: 0.8125rem; }

.ps-messages { padding: 8px 16px 0; }
.ps-message { margin: 0 0 6px; padding: 8px 12px; border-radius: var(--r-sm); background: rgba(var(--mint-rgb), 0.12); font-size: 0.875rem; }
.ps-message--error { background: rgba(var(--rose-rgb), 0.12); color: var(--rose); }

/* Proposal frame: an amber edge around the drawing makes the state visible. */
.ps-page.is-proposal .ps-canvas { box-shadow: inset 0 0 0 3px rgba(var(--amber-rgb), 0.55); }

/* —— Workspace —— */
.ps-root { flex: 1; min-height: 0; display: flex; }
.ps-loading { margin: auto; color: var(--ink-muted); }
.ps-workspace { flex: 1; min-height: 0; display: grid; grid-template-columns: auto minmax(0, 1fr) 320px; }
.ps-workspace[data-mode="view"] { grid-template-columns: minmax(0, 1fr) 320px; }

.ps-dock {
  display: flex; flex-direction: column; gap: 2px; padding: 10px 8px;
  background: var(--surface); border-right: 1px solid var(--border); overflow-y: auto;
}
.ps-dock[hidden] { display: none; }
.ps-tool {
  position: relative; display: flex; flex-direction: column; align-items: center; gap: 3px;
  width: 64px; padding: 8px 4px; border: 0; border-radius: var(--r-sm);
  background: transparent; color: var(--ink-muted); font: inherit; font-size: 0.6875rem; cursor: pointer;
}
.ps-tool:hover { background: var(--overlay-hover-strong); color: var(--ink); }
.ps-tool.is-active { background: var(--accent-tint-bg-strong); color: var(--ink); }
.ps-tool.is-active svg { color: var(--primary); }
.ps-tool:focus-visible { outline: 2px solid var(--primary); outline-offset: -2px; }
.ps-tool__label { line-height: 1.1; text-align: center; }
.ps-tool__key {
  position: absolute; top: 4px; right: 6px; font: inherit; font-size: 0.5625rem;
  color: var(--ink-fade); background: none; border: 0; padding: 0;
}
.ps-dock__sep { height: 1px; margin: 6px 8px; background: var(--border); }

.ps-centre { position: relative; display: flex; flex-direction: column; min-width: 0; min-height: 0; }
.ps-canvas {
  position: relative; flex: 1; min-height: 0; overflow: hidden; outline: none;
  background-color: var(--ps-paper); touch-action: none; user-select: none; -webkit-user-select: none;
  cursor: default;
}
.ps-canvas:focus-visible { box-shadow: inset 0 0 0 2px var(--primary); }
.ps-canvas.is-grab { cursor: grab; }
.ps-canvas.is-panning { cursor: grabbing; }
.ps-canvas[data-tool="room"], .ps-canvas[data-tool="wall"], .ps-canvas[data-tool="outdoor"],
.ps-canvas[data-tool="measure"], .ps-canvas[data-tool="marker"] { cursor: crosshair; }
.ps-canvas[data-tool="door"], .ps-canvas[data-tool="window"], .ps-canvas[data-tool="furniture"] { cursor: copy; }
.ps-svg { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }

.ps-hint {
  min-height: 34px; padding: 7px 14px; font-size: 0.8125rem; line-height: 1.4;
  color: var(--ink-muted); background: var(--surface); border-top: 1px solid var(--border);
}
.ps-hint.is-error { color: var(--rose); font-weight: 600; }

.ps-zoom {
  position: absolute; left: 12px; bottom: 12px; display: flex; align-items: center; gap: 2px;
  padding: 3px; border-radius: 12px; background: rgba(251, 249, 245, 0.92);
  border: 1px solid rgba(34, 37, 42, 0.12); box-shadow: 0 6px 18px rgba(24, 20, 14, 0.08); color: #3B3F45;
}
.ps-zoom .ps-icon-btn { color: #4B5058; width: 32px; height: 32px; }
.ps-zoom .ps-icon-btn:hover { background: rgba(34, 37, 42, 0.06); color: #22252A; }
.ps-zoom__scale { display: flex; flex-direction: column; align-items: center; gap: 2px; padding: 0 8px; min-width: 70px; }
.ps-zoom__bar { display: block; height: 5px; border: 1.5px solid #3B3F45; border-top: 0; }
.ps-zoom__len { font-size: 0.6875rem; font-variant-numeric: tabular-nums; }

.ps-typed {
  position: absolute; z-index: 5; display: flex; align-items: center; gap: 8px;
  padding: 6px 10px; border-radius: 10px; background: #22252A; color: #FBF9F5;
  font-size: 0.8125rem; box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2); pointer-events: none;
}
.ps-typed[hidden] { display: none; }
.ps-typed__label { color: #B9BDC4; }
.ps-typed__value { font-variant-numeric: tabular-nums; font-weight: 600; min-width: 3ch; }
.ps-typed kbd { font: inherit; color: #B9BDC4; }

/* —— Drawing —— */
.ps-bg__image { opacity: var(--ps-bg-opacity, 0.4); }
.ps-out__poly { fill: rgba(170, 182, 150, 0.22); stroke: rgba(110, 118, 96, 0.45); stroke-width: 12; }
.ps-out__poly.has-mat { fill: transparent; }
.ps-out--pool .ps-out__poly { stroke: #7FB3C8; stroke-width: 40; }
.ps-out__poly.is-selected { stroke: var(--ps-accent); stroke-width: 40; }

.ps-room__floor { fill: var(--ps-floor); stroke: none; }
.ps-room__floor.has-mat { fill: transparent; }
.ps-room__floor.is-hover { fill: rgba(217, 154, 61, 0.06); }
.ps-room__floor.has-mat.is-hover { fill: rgba(217, 154, 61, 0.08); }
.ps-room__floor.is-selected { fill: rgba(217, 154, 61, 0.14); }

.ps-wall { fill: var(--ps-wall); stroke: var(--ps-wall); stroke-width: 0.8px; vector-effect: non-scaling-stroke; stroke-linejoin: miter; }
.ps-wall__shadow { fill: var(--ps-wall-shadow); }
.ps-wall-shadow { filter: blur(5px); transform: translate(0, 2px); opacity: 0.55; }
.ps-wall.is-hover { fill: #3A3E45; stroke: #3A3E45; }
.ps-wall.is-selected { fill: var(--ps-accent); stroke: var(--ps-accent); }
.ps-hit { stroke: transparent; fill: none; pointer-events: stroke; }
.ps-hits .ps-hit--wall { cursor: pointer; }
[data-mode="edit"] .ps-hits .ps-hit--wall { cursor: move; }
[data-mode="edit"] .ps-hits .ps-hit--opening { cursor: ew-resize; }

.ps-op__cut { stroke: var(--ps-floor); stroke-linecap: butt; }
.ps-op__jamb { stroke: var(--ps-wall); }
.ps-op__leaf { stroke: var(--ps-wall); stroke-linecap: butt; }
.ps-op__arc { fill: none; stroke: var(--ps-dim); }
.ps-op__glass { fill: var(--ps-glass); stroke: var(--ps-wall); }
.ps-op__sill { stroke: var(--ps-wall); }
.ps-op__panel { stroke: #8D9299; stroke-linecap: butt; }
.ps-op__garage { stroke: var(--ps-dim); stroke-dasharray: 60 40; fill: none; }
.ps-op__block { fill: #D8D3CA; stroke: var(--ps-wall); }
.ps-op.is-selected .ps-op__leaf, .ps-op.is-selected .ps-op__glass { stroke: var(--ps-accent); }
.ps-op.is-selected .ps-op__arc { stroke: var(--ps-accent); }

.ps-obj__hit { fill: transparent; stroke: none; }
[data-mode="edit"] .ps-obj__hit { cursor: move; }
.ps-objects { filter: drop-shadow(0 0.6px 1.4px rgba(24, 20, 14, 0.18)); }

.ps-label__name { fill: var(--ps-ink); font-weight: 600; text-anchor: middle; letter-spacing: 0.01em; paint-order: stroke; stroke: var(--ps-halo, rgba(251, 249, 245, 0.85)); stroke-width: 0.35em; stroke-linejoin: round; }
.ps-label__meta { fill: var(--ps-ink-muted); text-anchor: middle; font-variant-numeric: tabular-nums; paint-order: stroke; stroke: var(--ps-halo, rgba(251, 249, 245, 0.85)); stroke-width: 0.35em; stroke-linejoin: round; }
.ps-label__outdoor { fill: rgba(58, 62, 48, 0.8); text-anchor: middle; font-style: italic; }
.ps-label__marker { fill: var(--ps-ink-muted); text-anchor: middle; }
.ps-labels { pointer-events: none; font-family: var(--font-sans); }

.ps-dim__line, .ps-dim__ext { stroke: var(--ps-dim); }
.ps-dim__ext { opacity: 0.55; }
.ps-dim__tick { stroke: var(--ps-dim); }
.ps-dim__text { fill: var(--ps-dim); text-anchor: middle; font-family: var(--font-sans); font-variant-numeric: tabular-nums; paint-order: stroke; stroke: var(--ps-paper); stroke-width: 0.3em; stroke-linejoin: round; }
.ps-dims { pointer-events: none; }

.ps-marker__dot { fill: #FFFFFF; stroke: #4B5058; }
.ps-marker.is-selected .ps-marker__dot { stroke: var(--ps-accent); fill: #FFF6E6; }
.ps-marker__icon { color: #2E3238; pointer-events: none; }
[data-mode="edit"] .ps-marker__dot { cursor: move; }
.ps-node__dot { stroke: var(--ps-paper); }
.ps-node.is-selected .ps-node__dot, .ps-node.is-traced .ps-node__dot { stroke: var(--ps-accent); }
.ps-node__icon { color: #FFFFFF; pointer-events: none; }
.ps-net__edge { stroke-linecap: round; }
.ps-net__edge.is-traced { stroke: var(--ps-accent) !important; }
.ps-net__unknown { fill: none; stroke: #8A8F98; stroke-dasharray: 3 3; }

/* Technical view: the same geometry drawn as a working drawing. */
.ps-content[data-view="technical"] .ps-wall { fill: var(--ps-wall-tech); stroke: #6F757D; }
.ps-content[data-view="technical"] .ps-wall-shadow { display: none; }
.ps-content[data-view="technical"] .ps-room__floor { fill: var(--ps-tech-floor, #FFFFFF); }
.ps-content[data-view="technical"] .ps-room__mat,
.ps-content[data-view="technical"] .ps-out__mat { opacity: 0.25; }
.ps-content[data-view="technical"] .ps-objects { opacity: 0.35; filter: grayscale(1); }

/* Overlay chrome */
.ps-handle { fill: #FFFFFF; stroke: var(--ps-accent); cursor: grab; }
.ps-handle.is-locked { stroke: #8A8F98; cursor: not-allowed; }
.ps-handle.is-rotate { fill: var(--ps-accent); stroke: #FFFFFF; cursor: alias; }
.ps-sel-box { fill: none; stroke: var(--ps-accent); }
.ps-sel-stem { stroke: var(--ps-accent); }
.ps-guide { stroke: #D9822B; }
.ps-snap { fill: none; stroke: #D9822B; }
.ps-draft-room { fill: none; stroke: rgba(34, 37, 42, 0.18); }
.ps-draft-outline { fill: rgba(217, 154, 61, 0.08); stroke: var(--ps-accent); }
.ps-draft-wall { stroke: rgba(34, 37, 42, 0.45); fill: none; }
.ps-draft-vertex { fill: var(--ps-accent); }
.ps-ghost-opening { stroke: rgba(217, 154, 61, 0.55); }
.ps-ghost-object { fill: rgba(217, 154, 61, 0.14); stroke: var(--ps-accent); stroke-dasharray: 6 4; }
.ps-measure { stroke: #2F86C9; }
.ps-measure__end { fill: #2F86C9; }
.ps-pill rect { fill: #22252A; }
.ps-pill text { fill: #FBF9F5; text-anchor: middle; font-family: var(--font-sans); font-weight: 600; font-variant-numeric: tabular-nums; }
.ps-overlay { pointer-events: none; }
.ps-overlay .ps-handle { pointer-events: all; }

/* —— Inspector —— */
.ps-inspector {
  overflow-y: auto; background: var(--surface); border-left: 1px solid var(--border);
  font-size: 0.875rem;
}
.ps-panel { padding: 14px 16px 24px; display: grid; gap: 14px; position: relative; }
.ps-panel__close { position: absolute; top: 10px; right: 10px; }
.ps-head { padding-right: 36px; }
.ps-head__type { margin: 0 0 2px; font-size: 0.75rem; color: var(--ink-muted); }
.ps-head__title { margin: 0; font-size: 1.125rem; font-weight: 600; line-height: 1.25; overflow-wrap: anywhere; }
.ps-head__meta { margin: 4px 0 0; color: var(--ink-muted); font-variant-numeric: tabular-nums; }

.ps-sec { display: grid; gap: 8px; }
.ps-sec__title { margin: 0; font-size: 0.75rem; font-weight: 600; color: var(--ink-muted); }
.ps-field { display: grid; gap: 5px; }
.ps-field__label { font-size: 0.8125rem; font-weight: 600; color: var(--ink); }
.ps-field__help { margin: 0; color: var(--ink-muted); font-size: 0.75rem; line-height: 1.45; }
.ps-input {
  width: 100%; min-height: 36px; padding: 6px 10px; border-radius: var(--r-sm);
  border: 1px solid var(--border); background: var(--bg); color: var(--ink); font: inherit;
}
.ps-input:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px var(--focus-ring); }
.ps-input:disabled { opacity: 0.65; }
.ps-input--num { font-variant-numeric: tabular-nums; }
.ps-input.is-invalid { border-color: var(--rose); }
.ps-input.is-prompt { border-color: var(--primary); box-shadow: 0 0 0 3px var(--focus-ring); }
.ps-row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.ps-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.ps-chip {
  font: inherit; font-size: 0.75rem; padding: 4px 10px; border-radius: 999px; cursor: pointer;
  border: 1px solid var(--border); background: transparent; color: var(--ink-muted);
}
.ps-chip.is-active { border-color: var(--primary); color: var(--ink); background: var(--accent-tint-bg); }
.ps-chip:disabled { opacity: 0.5; cursor: default; }

.ps-swatches { display: grid; grid-template-columns: repeat(auto-fill, minmax(34px, 1fr)); gap: 6px; }
.ps-swatch { padding: 2px; border-radius: 9px; border: 2px solid transparent; background: none; cursor: pointer; aspect-ratio: 1; }
.ps-swatch.is-active { border-color: var(--primary); }
.ps-swatch:disabled { cursor: default; opacity: 0.6; }
.ps-swatch__chip { display: block; width: 100%; height: 100%; border-radius: 6px; border: 1px solid rgba(34, 37, 42, 0.12); }
.ps-swatch__chip--plain { background: #F3EEE6; }

.ps-lockrow { display: flex; align-items: center; gap: 10px; padding: 10px; border-radius: var(--r-sm); background: var(--surface-2); }
.ps-lockrow__text { margin: 0; flex: 1; font-size: 0.75rem; color: var(--ink-muted); line-height: 1.4; }
.ps-danger { padding-top: 6px; border-top: 1px solid var(--border-soft); }

.ps-links { list-style: none; margin: 0; padding: 0; display: grid; gap: 4px; }
.ps-links__item { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 0 6px; padding: 6px 8px; border-radius: var(--r-sm); background: var(--surface-2); }
.ps-links__label { color: var(--ink); font-weight: 600; text-decoration: none; overflow-wrap: anywhere; }
a.ps-links__label:hover { text-decoration: underline; }
.ps-links__role { grid-column: 1; font-size: 0.75rem; color: var(--ink-muted); }
.ps-links__item .ps-icon-btn { grid-column: 2; grid-row: 1 / span 2; width: 28px; height: 28px; }
.ps-create-eq { display: grid; gap: 6px; padding: 10px; border-radius: var(--r-sm); border: 1px dashed var(--border); }
.ps-muted { margin: 0; color: var(--ink-muted); line-height: 1.45; }

.ps-trace { display: grid; gap: 8px; padding: 12px; border-radius: var(--r-md); background: var(--accent-tint-bg); }
.ps-trace__msg { margin: 0; font-size: 0.8125rem; line-height: 1.45; }

.ps-start { display: grid; gap: 10px; padding: 16px; border-radius: var(--r-md); background: var(--accent-tint-bg); }
.ps-start__title { margin: 0; font-size: 1rem; }
.ps-start p { margin: 0; line-height: 1.5; color: var(--ink); }
.ps-start .ps-btn { justify-self: start; }
.ps-start__alt { font-size: 0.8125rem; color: var(--ink-muted) !important; }
.ps-start__alt a { color: var(--ink); }

.ps-rooms { list-style: none; margin: 0; padding: 0; display: grid; gap: 2px; }
.ps-rooms__item {
  width: 100%; display: flex; justify-content: space-between; gap: 8px; padding: 7px 8px;
  border: 0; border-radius: var(--r-sm); background: transparent; color: var(--ink); font: inherit; cursor: pointer; text-align: left;
}
.ps-rooms__item:hover { background: var(--overlay-hover-strong); }
.ps-rooms__area { color: var(--ink-muted); font-variant-numeric: tabular-nums; white-space: nowrap; }
.ps-total { display: flex; justify-content: space-between; margin: 4px 0 0; padding: 8px 8px 0; border-top: 1px solid var(--border-soft); color: var(--ink-muted); }
.ps-total strong { color: var(--ink); font-variant-numeric: tabular-nums; }

.ps-toggles { display: grid; gap: 2px; }
.ps-toggle { display: flex; align-items: center; gap: 8px; padding: 5px 4px; cursor: pointer; flex: 1; }
.ps-toggle input { accent-color: var(--primary); width: 16px; height: 16px; }
.ps-layer { display: flex; align-items: center; }
.ps-layer__lock { width: 30px; height: 30px; }
.ps-layer__lock.is-on { color: var(--primary); }

.ps-keys { list-style: none; margin: 0; padding: 0; display: grid; gap: 4px; color: var(--ink-muted); font-size: 0.8125rem; }
.ps-keys kbd { font: inherit; font-size: 0.75rem; padding: 1px 6px; border-radius: 5px; border: 1px solid var(--border); background: var(--surface-2); color: var(--ink); }

.ps-library .ps-input { margin-bottom: 4px; }
.ps-lib { display: grid; gap: 8px; }
.ps-lib__cat { margin: 6px 0 0; font-size: 0.75rem; color: var(--ink-muted); font-weight: 600; }
.ps-lib__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; }
.ps-lib--outdoor, .ps-lib--markers { grid-template-columns: repeat(2, 1fr); display: grid; gap: 6px; }
.ps-lib__item {
  display: grid; justify-items: center; gap: 4px; padding: 8px 4px 6px; border-radius: var(--r-sm);
  border: 1px solid var(--border-soft); background: var(--bg); color: var(--ink); font: inherit; cursor: pointer;
}
.ps-lib__item:hover { border-color: var(--border); background: var(--overlay-hover); }
.ps-lib__item.is-active { border-color: var(--primary); background: var(--accent-tint-bg); }
.ps-lib__item--row { grid-template-columns: 22px 1fr; justify-items: start; align-items: center; padding: 8px 10px; }
.ps-lib__thumb { width: 100%; height: 44px; background: var(--ps-paper, #FBF9F5); border-radius: 6px; padding: 4px; }
.ps-lib__icon { width: 20px; height: 20px; color: var(--ink); }
.ps-lib__name { font-size: 0.6875rem; line-height: 1.2; text-align: center; }
.ps-lib__item--row .ps-lib__name { text-align: left; font-size: 0.8125rem; }
.ps-lib__size { font-size: 0.625rem; color: var(--ink-fade); font-variant-numeric: tabular-nums; }

.ps-empty-note { margin: 16px; padding: 14px; border-radius: var(--r-md); background: var(--surface-2); }
.ps-empty-note--error { background: rgba(var(--rose-rgb), 0.1); }

/* —— Responsive —— */
@media (max-width: 1100px) {
  .ps-workspace { grid-template-columns: auto minmax(0, 1fr) 280px; }
  .ps-workspace[data-mode="view"] { grid-template-columns: minmax(0, 1fr) 280px; }
  .ps-back__place { display: none; }
}
@media (max-width: 820px) {
  .ps-bar { grid-template-columns: minmax(0, 1fr) auto; grid-template-areas: "left right" "mid mid"; }
  .ps-bar__left { grid-area: left; }
  .ps-bar__right { grid-area: right; }
  .ps-bar__mid { grid-area: mid; justify-self: center; }
  .ps-hide-sm { display: none; }
  .ps-workspace, .ps-workspace[data-mode="view"] { grid-template-columns: minmax(0, 1fr); grid-template-rows: auto minmax(0, 1fr) auto; }
  .ps-dock { flex-direction: row; overflow-x: auto; border-right: 0; border-bottom: 1px solid var(--border); padding: 6px; }
  .ps-dock__sep { width: 1px; height: auto; margin: 6px 4px; }
  .ps-tool { width: 58px; flex: none; }
  .ps-inspector { max-height: 38dvh; border-left: 0; border-top: 1px solid var(--border); }
  .ps-bar__plan { max-width: 12ch; }
  .ps-bar__layout { max-width: 12ch; }
  .ps-menu__panel { position: fixed; left: 8px; right: 8px; top: 64px; max-width: none; min-width: 0; }
  .ps-save { display: none; }
  /* Fixed rows: in view mode the dock is hidden, so auto-placement would put the
     canvas in the content-sized row and collapse it. */
  .ps-dock { grid-row: 1; }
  .ps-centre { grid-row: 2; }
  .ps-inspector { grid-row: 3; }
  .ps-workspace[data-mode="view"] .ps-inspector { max-height: 30dvh; }
  .ps-bar__left { overflow: hidden; }
  .ps-bar__left > .ps-menu { min-width: 0; flex: 0 1 auto; }
}
@media (max-width: 480px) {
  .ps-bar { padding: 6px 10px; gap: 8px; }
  .ps-bar__slash { display: none; }
  .ps-bar__plan, .ps-bar__layout { max-width: 9ch; }
  .ps-edit-toggle { padding-inline: 10px; }
}

/* Print: the drawing only, on paper. */
@media print {
  .ps-bar, .ps-banner, .ps-messages, .ps-dock, .ps-inspector, .ps-hint, .ps-zoom, .ps-overlay { display: none !important; }
  .ps-page { height: auto; background: #FFFFFF; }
  .ps-workspace, .ps-workspace[data-mode="view"] { display: block; }
  .ps-canvas { height: 100vh; background: #FFFFFF !important; box-shadow: none !important; }
  @page { size: landscape; margin: 12mm; }
}

@media (prefers-reduced-motion: reduce) {
  .ps-btn, .ps-seg { transition: none; }
}
.ps-hint.is-notice { color: var(--ink); background: var(--accent-tint-bg); }
.ps-segrow { display: grid; grid-auto-flow: column; grid-auto-columns: 1fr; gap: 2px; padding: 3px; border-radius: 999px; background: var(--surface-2); border: 1px solid var(--border); }
.ps-segrow .ps-seg { text-align: center; }
.ps-panel--tool { padding-bottom: 6px; border-bottom: 1px solid var(--border-soft); }

/* —— Compare layouts —— */
.pc-page { overflow: auto; }
.pc-title { margin: 0 0 0 6px; font-size: 1rem; font-weight: 600; }
.pc-pick { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; padding: 12px 16px; border-bottom: 1px solid var(--border); background: var(--surface); }
.pc-pick .ps-input { width: auto; min-width: 200px; }
.pc-grid { display: grid; grid-template-columns: 1fr 1fr; grid-template-rows: auto auto; gap: 16px 12px; padding: 12px 16px 24px; }
.pc-pane { display: flex; flex-direction: column; min-height: 0; }
.pc-pane__title { margin: 0 0 8px; font-size: 0.9375rem; font-weight: 600; display: flex; gap: 8px; align-items: center; }
.pc-canvas { position: relative; height: clamp(360px, 64vh, 760px); border-radius: var(--r-md); background: var(--ps-paper); overflow: hidden; border: 1px solid var(--border); }
.pc-canvas .ps-svg { position: absolute; inset: 0; width: 100%; height: 100%; }
.pc-areas { grid-column: 1 / -1; }
.pc-table { width: 100%; max-width: 760px; border-collapse: collapse; font-size: 0.875rem; font-variant-numeric: tabular-nums; }
.pc-table th, .pc-table td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border-soft); }
.pc-table thead th { color: var(--ink-muted); font-weight: 600; font-size: 0.75rem; }
.pc-table .is-more { color: var(--mint); }
.pc-table .is-less { color: var(--rose); }
.pc-table .is-same { color: var(--ink-muted); }
.pc-total th, .pc-total td { font-weight: 600; border-bottom: 0; }
@media (max-width: 820px) { .pc-grid { grid-template-columns: 1fr; } .pc-canvas { height: clamp(300px, 52vh, 520px); } }
.ps-marker { --hm-glyph: #2E3238; }

.ps-range { width: 100%; accent-color: var(--primary); }
.ps-link { color: var(--ink-muted); font-size: 0.8125rem; text-decoration: underline; text-underline-offset: 3px; }
.ps-link:hover { color: var(--ink); }
.ps-canvas[data-tool="calibrate"] { cursor: crosshair; }
.ps-canvas[data-tool="bgmove"] { cursor: move; }

/* —— Home plan landing —— */
.hp-inline { display: inline; }
.hp-start {
  display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); gap: 32px; align-items: start;
  padding: 28px; border-radius: var(--r-xl); background: var(--surface); border: 1px solid var(--border);
}
.hp-start__title { margin: 0 0 10px; font-size: 1.375rem; }
.hp-start p { margin: 0 0 12px; color: var(--ink-muted); line-height: 1.55; max-width: 62ch; }
.hp-start__points { margin: 0; padding-left: 1.1em; display: grid; gap: 6px; color: var(--ink); line-height: 1.5; }
.hp-start__actions { display: grid; gap: 12px; }
.hp-start__note { color: var(--ink-muted); }
.hp-choice {
  display: grid; gap: 4px; width: 100%; text-align: left; padding: 16px 18px; border-radius: var(--r-md);
  border: 1px solid var(--border); background: var(--bg); color: var(--ink); text-decoration: none; font: inherit; cursor: pointer;
  transition: border-color 150ms ease, background-color 150ms ease;
}
.hp-choice:hover { border-color: var(--primary); }
.hp-choice:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }
.hp-choice--primary { background: var(--accent-tint-bg); border-color: var(--accent-tint-border); }
.hp-choice__title { font-weight: 600; font-size: 1rem; }
.hp-choice__text { color: var(--ink-muted); font-size: 0.875rem; line-height: 1.45; }
.hp-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 16px; }
.hp-card { border: 1px solid var(--border); border-radius: var(--r-lg); background: var(--surface); overflow: hidden; display: flex; flex-direction: column; }
.hp-card__preview { display: block; background: var(--ps-paper); border-bottom: 1px solid var(--border); }
.hp-card__canvas { position: relative; height: 220px; display: grid; place-items: center; }
.hp-card__canvas[data-state="ready"] .hp-card__empty { display: none; }
.hp-card__empty { color: #8A8F98; font-size: 0.8125rem; }
.hp-card__body { padding: 14px 16px 16px; }
.hp-card__title { margin: 0; font-size: 1rem; }
.hp-card__title a { color: var(--ink); text-decoration: none; }
.hp-card__title a:hover { text-decoration: underline; }
.hp-card__meta { margin: 4px 0 0; color: var(--ink-muted); font-size: 0.8125rem; display: flex; flex-wrap: wrap; gap: 4px; align-items: center; }
.hp-form { max-width: 560px; }
.hp-form__actions { display: flex; gap: 8px; margin-top: 8px; flex-wrap: wrap; }
.hp-help { margin: 4px 0 0; }
@media (max-width: 820px) { .hp-start { grid-template-columns: 1fr; padding: 20px; } }
.hp-embed { display: block; border-radius: var(--r-lg); border: 1px solid var(--border); overflow: hidden; }
.hp-embed__canvas { height: 300px; }

/* —— Drawing style (2026-10): architectural line drawing ——————————————————————
   Walls are drawn as an outline underlay plus bodies on top, so junctions read
   as one mass; openings cut the wall for real. Floors are flat tints with
   hairline patterns; no shadows. "presentation" keeps textures and shadow. */
.ps-wall__edge { fill: var(--ps-wall-edge, var(--ps-wall)); stroke: var(--ps-wall-edge, var(--ps-wall)); stroke-linejoin: miter; }
.ps-walls .ps-wall { stroke: none; }
.ps-walls .ps-wall.is-hover { fill: #3A3E45; }
.ps-walls .ps-wall.is-selected { fill: var(--ps-accent); }
.ps-content[data-view="technical"] .ps-wall__edge { fill: #5B6168; stroke: #5B6168; }
.ps-content[data-view="technical"] .ps-walls .ps-wall { fill: var(--ps-wall-tech); }

.ps-content[data-style="drawing"] .ps-objects { filter: none; }
.ps-room__pattern { stroke: none; }
.ps-dp__line { fill: none; stroke: var(--ps-floor-line); stroke-width: 0.7px; vector-effect: non-scaling-stroke; }
.ps-dp__dot { fill: var(--ps-floor-line); }
.ps-content[data-style="drawing"] .ps-room--wood .ps-room__floor { fill: var(--ps-floor-wood, #F1E6D4); }
.ps-content[data-style="drawing"] .ps-room--tile .ps-room__floor { fill: var(--ps-floor-tile, #EEF0EE); }
.ps-content[data-style="drawing"] .ps-room--stone .ps-room__floor { fill: var(--ps-floor-stone, #EDEAE4); }
.ps-content[data-style="drawing"] .ps-room--carpet .ps-room__floor { fill: var(--ps-floor-carpet, #EFEAE7); }
.ps-content[data-style="drawing"] .ps-room--concrete .ps-room__floor { fill: var(--ps-floor-concrete, #E9E8E5); }
.ps-content[data-style="drawing"] .ps-out--outdoor_green .ps-out__poly { fill: var(--ps-out-green, #E6ECDC); }
.ps-content[data-style="drawing"] .ps-out--outdoor_hard .ps-out__poly { fill: var(--ps-out-hard, #EEE9DE); }
.ps-content[data-style="drawing"] .ps-out--water .ps-out__poly { fill: var(--ps-out-water, #DDEAF0); }
.ps-content[data-style="drawing"] .ps-out--concrete .ps-out__poly { fill: var(--ps-floor-concrete, #E9E8E5); }
.ps-content[data-view="technical"] .ps-room__pattern { opacity: 0.4; }

/* Networks: identity = pattern + letter (+ colour); certainty = opacity + glyph. */
.ps-net__edge { fill: none; stroke-linecap: butt; stroke-linejoin: round; }
.ps-net.is-traced .ps-net__edge { stroke: var(--ps-accent) !important; }
.ps-net__badge-bg { fill: var(--ps-paper); }
.ps-net__letter { text-anchor: middle; font-weight: 700; font-family: var(--font-sans); letter-spacing: 0.02em; }
.ps-net__badge { pointer-events: none; }

/* Standard electrical / plumbing symbols. */
.ps-msym line, .ps-msym path, .ps-msym rect, .ps-msym circle { stroke: var(--ps-ink); fill: none; }
.ps-msym .ps-msym__fill { fill: var(--ps-ink); }
.ps-msym .ps-msym__open { fill: var(--ps-paper); }
.ps-msym__letter { fill: var(--ps-ink); stroke: none; text-anchor: middle; font-weight: 700; font-family: var(--font-sans); }
.ps-marker__hit { fill: transparent; stroke: none; }
[data-mode="edit"] .ps-marker__hit { cursor: move; }
.ps-marker.is-selected .ps-msym line, .ps-marker.is-selected .ps-msym path,
.ps-marker.is-selected .ps-msym rect, .ps-marker.is-selected .ps-msym circle { stroke: var(--ps-accent); }

/* Dark drawing: the paper itself turns dark (opt-in, per person). */
.ps-paper[data-drawing-theme="dark"] {
  --ps-paper: #1C2026;
  --ps-floor: #252A31;
  --ps-floor-line: rgba(232, 228, 220, 0.16);
  --ps-wall: #ECE8E0;
  --ps-wall-tech: #8C939C;
  --ps-ink: #ECE8E0;
  --ps-ink-muted: #AEB4BD;
  --ps-dim: #B9BFC8;
  --ps-glass: #33424D;
  --ps-grid-minor: rgba(236, 232, 224, 0.05);
  --ps-grid-major: rgba(236, 232, 224, 0.1);
  --ps-floor-wood: #2C2A27;
  --ps-floor-tile: #262C31;
  --ps-floor-stone: #2A2B2D;
  --ps-floor-carpet: #2B2930;
  --ps-floor-concrete: #2A2C2F;
  --ps-out-green: #232C24;
  --ps-out-hard: #2B2925;
  --ps-out-water: #1F2D36;
}
.ps-paper[data-drawing-theme="dark"] .ps-label__name,
.ps-paper[data-drawing-theme="dark"] .ps-label__meta { stroke: rgba(28, 32, 38, 0.85); }
.ps-paper[data-drawing-theme="dark"] .ps-marker__dot { fill: #252A31; stroke: #AEB4BD; }
.ps-paper[data-drawing-theme="dark"] .ps-marker__icon { color: #ECE8E0; }
.ps-paper[data-drawing-theme="dark"] .ps-op__block { fill: #33373D; }
.ps-paper[data-drawing-theme="dark"] .ps-op__panel { stroke: #AEB4BD; }
.ps-toggle--sub { padding-left: 22px; font-size: 0.92em; gap: 6px; }
.ps-net-swatch { flex-shrink: 0; }
.ps-net-letter { font-weight: 700; min-width: 1.6em; }
.ps-calc { margin-top: 12px; border-top: 1px solid var(--border-soft, var(--border)); padding-top: 10px; }
.ps-calc > summary { cursor: pointer; font-weight: 600; }
.ps-quantities { display: grid; gap: 4px; margin: 8px 0; }
.ps-quantities > div { display: flex; justify-content: space-between; gap: 12px; font-size: 0.875rem; }
.ps-quantities dt { color: var(--ink-muted); }
.ps-quantities dd { margin: 0; font-variant-numeric: tabular-nums; font-weight: 600; }

/* E8 — line furniture in the drawing style: objects become ink outlines on paper
   (fills turn to the paper tone; water and planting keep a faint tint). */
.ps-content[data-style="drawing"] .ps-objects {
  --hm-sym-line: var(--ps-ink);
  --hm-sym-fabric: var(--ps-paper);
  --hm-sym-fabric-2: var(--ps-paper);
  --hm-sym-wood: var(--ps-paper);
  --hm-sym-wood-2: var(--ps-paper);
  --hm-sym-metal: var(--ps-paper);
  --hm-sym-white: var(--ps-paper);
  --hm-sym-tech: var(--ps-paper);
  --hm-sym-amber: var(--ps-paper);
  --hm-sym-soil: var(--ps-floor);
  --hm-sym-water: var(--ps-out-water, #DDEAF0);
  --hm-sym-green: var(--ps-out-green, #E6ECDC);
  --hm-sym-green-2: var(--ps-out-green, #E6ECDC);
}
.ps-layer:has(.ps-toggle--sub) { flex-wrap: wrap; }
.ps-layer .ps-toggle--sub { flex-basis: 100%; }

/* —— Drawing-theme matrix (paper × style × view) ——————————————————————————————
   Every colour of the drawing comes from the paper's variables, so the eight combinations
   (light/dark paper × drawing/presentation × plan/technical) stay coherent. */
.ps-paper[data-drawing-theme="dark"] {
  --ps-tech-floor: #20252C;
  --ps-halo: rgba(28, 32, 38, 0.85);
  --ps-wall-shadow: rgba(0, 0, 0, 0.55);
  --ps-wall-edge: #ECE8E0;
}
/* Walls on dark paper: light poché; hover/selection stay distinguishable. */
.ps-paper[data-drawing-theme="dark"] .ps-walls .ps-wall.is-hover { fill: #BFC5CE; }
.ps-paper[data-drawing-theme="dark"] .ps-content[data-view="technical"] .ps-wall__edge { fill: #9AA3AE; stroke: #9AA3AE; }
.ps-paper[data-drawing-theme="dark"] .ps-content[data-view="technical"] .ps-walls .ps-wall { fill: #59616C; }
/* A tracing image is a light scan: on dark paper it is inverted so its lines read light. */
.ps-paper[data-drawing-theme="dark"] .ps-bg__image { filter: invert(1) hue-rotate(180deg) contrast(0.85); }
/* Presentation on dark paper: textures use the dark material palette (home_map.css); the
   object shadow becomes a faint light edge so furniture stays readable. */
.ps-paper[data-drawing-theme="dark"] .ps-content[data-style="presentation"] .ps-objects { filter: drop-shadow(0 0 0.8px rgba(236, 232, 224, 0.35)); }
.ps-paper[data-drawing-theme="dark"] .ps-out__poly { stroke: rgba(200, 205, 216, 0.35); }
/* Phones: the layout's status word carries the meaning; its name moves into the menu, and
   the edit button keeps its icon only, so the bar never overflows. */
@media (max-width: 480px) {
  .ps-bar__layout { display: none; }
  .ps-bar__plan { max-width: 14ch; }
  .ps-edit-toggle .ps-edit-toggle__label { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
}