:root { --accent:#1769aa; --border:#d7dde5; --panel:#fff; --bg:#f4f6f8; --text:#1c2733; --muted:#64748b; }
* { box-sizing:border-box; }
body { margin:0; font-family:Arial,Helvetica,sans-serif; color:var(--text); background:var(--bg); }
header { display:flex; justify-content:space-between; align-items:center; gap:16px; padding:14px 20px; background:#fff; border-bottom:1px solid var(--border); }
header h1 { font-size:20px; margin:0; }
header small { color:var(--muted); }
.actions { display:flex; gap:8px; flex-wrap:wrap; }
button { border:1px solid var(--border); background:#fff; border-radius:7px; padding:8px 12px; cursor:pointer; }
button.primary { background:var(--accent); color:#fff; border-color:var(--accent); }
main { display:grid; grid-template-columns:minmax(0,1fr) 320px; gap:14px; padding:14px; }
.viewer, .panel, .summary { background:var(--panel); border:1px solid var(--border); border-radius:10px; }
.viewer { min-width:0; overflow:hidden; }

.toolbar { display:flex; align-items:center; gap:8px; padding:10px; border-bottom:1px solid var(--border); flex-wrap:wrap; }
.toolbar .spacer { flex:1; }

/* .toolbar {display: flex; align-items: center; gap: 12px;} */
.toolbar-left {display: flex; align-items: center; gap: 4px;}

.toolbar-right {margin-left: auto; display: flex; align-items: center; gap: 16px;}

.tool-group {display: flex; align-items: center; gap: 4px;}


.tool-btn {
  padding: 6px 10px;
  min-height: 32px;

  border: 1px solid #bbb;
  border-radius: 5px;

  background: #f5f5f5;
  color: #333;

  cursor: pointer;
  white-space: nowrap;
}

.tool-btn:hover {
  background: #e9e9e9;
}

.tool-btn.active {
  background: #d9e8f7;
  border-color: #7fa7cc;
}

.visibility-btn:not(.active) {
  opacity: 0.45;
}

.tool-panel {
  display: flex;
  align-items: center;
  gap: 6px;

  padding: 4px 6px;

  border: 1px solid #d0d0d0;
  border-radius: 6px;

  background: #fafafa;
}

.tool-panel-title {
  padding: 0 3px;

  font-size: 11px;
  font-weight: 600;
  color: #777;

  text-transform: uppercase;
}

.tool-panel .tool-btn {
  padding: 5px 8px;
  min-height: 28px;
  font-size: 12px;
}

.svg-wrap { overflow:auto; padding:12px; min-height:520px; background:#fff; }


#elevationSvg { display:block; width:100%; height:auto; transform-origin:0 0; transition:transform .12s ease; }
.takeoff-area { cursor:pointer; transition:opacity .12s, stroke-width .12s; }
.takeoff-area:hover { opacity:.72; stroke:var(--accent) !important; stroke-width:2.5 !important; }
.takeoff-area.selected { stroke:#e11d48 !important; stroke-width:4 !important; filter:drop-shadow(0 0 2px rgba(225,29,72,.55)); }
.panel { padding:16px; align-self:start; position:sticky; top:14px; }
.panel h2 { margin:0 0 12px; font-size:18px; }
.placeholder { color:var(--muted); padding:28px 4px; text-align:center; }
.field { margin-bottom:11px; }
.field label { display:block; font-size:12px; color:var(--muted); margin-bottom:4px; }
.field input, .field select, .field textarea { width:100%; border:1px solid var(--border); border-radius:7px; padding:8px; font:inherit; background:#fff; }
.field textarea { min-height:64px; resize:vertical; }
.grid2 { display:grid; grid-template-columns:1fr 1fr; gap:10px; }
.readonly { background:#f1f5f9 !important; }
.total { background:#eef6ff; border:1px solid #cfe4ff; border-radius:8px; padding:12px; margin:12px 0; }
.total span { display:block; color:var(--muted); font-size:12px; }
.total strong { font-size:24px; }
.summary { grid-column:1/-1; overflow:hidden; }
.summary-head { display:flex; justify-content:space-between; align-items:center; padding:12px 14px; border-bottom:1px solid var(--border); }
.summary-head h2 { font-size:17px; margin:0; }
.table-wrap { overflow:auto; max-height:320px; }
table { width:100%; border-collapse:collapse; font-size:13px; }
th,td { padding:9px 10px; border-bottom:1px solid #edf0f4; text-align:left; white-space:nowrap; }
th { background:#f8fafc; position:sticky; top:0; }
tr[data-id] { cursor:pointer; }
tr[data-id]:hover { background:#f4f8fc; }
tr.active { background:#fff1f2; }
.status { color:var(--muted); font-size:13px; }

@media (max-width:900px) {
  main { grid-template-columns:1fr; } .panel { position:static; } .summary { grid-column:1; } .svg-wrap { min-height:360px; } 

  .toolbar {
    flex-wrap: wrap;
  }

  .toolbar-right {
    width: 100%;
    margin-left: 0;
    justify-content: flex-end;
    flex-wrap: wrap;
  }


}

@media print { header .actions,.toolbar,.panel { display:none !important; } body,main { background:#fff; } main { display:block; padding:0; } .viewer,.summary { border:0; } .summary { margin-top:12px; } }

.svg-container { width:100%; min-height:480px; display:flex; align-items:center; justify-content:center; color:var(--muted); }
.svg-container > svg { display:block; width:100%; height:auto; transform-origin:0 0; transition:transform .12s ease; }
.error-message { padding:24px; color:#b91c1c; text-align:center; }

/* ===== SVG interaction only ===== */

.svg-container {
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;

  height: calc(100vh - 190px);
  min-height: 400px;
}

.svg-container .report-svg {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  max-height: 100%;
  cursor: default;
  user-select: none;
}

.svg-container polygon,
.svg-container polyline,
.svg-container path,
.svg-container rect,
.svg-container line,
.svg-container circle,
.svg-container ellipse {
  cursor: pointer;
}

.svg-container polygon:hover,
.svg-container polyline:hover,
.svg-container path:hover,
.svg-container rect:hover {
  opacity: 0.78;
}

.svg-container .svg-selected {
  stroke: #ff0000 !important;
  stroke-width: 4px !important;
  stroke-opacity: 1 !important;
}

/* ==================================================
   SVG report controls
   ================================================== */

.svg-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  margin-bottom: 12px;
}

.toolbar-group {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.toolbar-label {
  font-weight: 600;
}

.toolbar-group label {
  display: inline-flex;
  gap: 5px;
  align-items: center;
  cursor: pointer;
}

/* ==================================================
   SVG container
   ================================================== */

.svg-container {
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.svg-container .report-svg {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  max-height: 100%;
  user-select: none;
}

/* ==================================================
   Visibility
   ================================================== */

.svg-layer-hidden {
  display: none !important;
}

/* ==================================================
   Cursor interaction
   ================================================== */

.svg-container [data-selectable="true"] {
  cursor: pointer;
}

.svg-container [data-selectable="false"],
.svg-container [data-selectable="-"] {
  pointer-events: none;
  cursor: default;
}

/*
  Only the currently selected type receives mouse events.
*/

.report-svg.svg-mode-panel .trim,
.report-svg.svg-mode-panel .opening,
.report-svg.svg-mode-panel .carea {
  pointer-events: none;
}

.report-svg.svg-mode-trim .panel,
.report-svg.svg-mode-trim .opening,
.report-svg.svg-mode-trim .carea {
  pointer-events: none;
}

.report-svg.svg-mode-opening .panel,
.report-svg.svg-mode-opening .trim,
.report-svg.svg-mode-opening .carea {
  pointer-events: none;
}

.report-svg.svg-mode-carea .panel,
.report-svg.svg-mode-carea .trim,
.report-svg.svg-mode-carea .opening {
  pointer-events: none;
}

/*
  Re-enable only selectable objects in the active mode.
*/

.report-svg.svg-mode-panel .panel[data-selectable="true"],
.report-svg.svg-mode-trim .trim[data-selectable="true"],
.report-svg.svg-mode-opening .opening[data-selectable="true"],
.report-svg.svg-mode-carea .carea[data-selectable="true"] {
  pointer-events: auto;
}

/* ==================================================
   Hover
   ================================================== */

.report-svg.svg-mode-panel .panel[data-selectable="true"]:hover,
.report-svg.svg-mode-trim .trim[data-selectable="true"]:hover,
.report-svg.svg-mode-opening .opening[data-selectable="true"]:hover,
.report-svg.svg-mode-carea .carea[data-selectable="true"]:hover {
  opacity: 0.72;
}

/* ==================================================
   Selection overlay
   ================================================== */

.selection-overlay-shape {
  fill: none !important;
  stroke: red !important;
  stroke-width: 4px !important;
  stroke-opacity: 1 !important;
  vector-effect: non-scaling-stroke;
  pointer-events: none;
}

/* ==================================================
   Dynamic overlay
   ================================================== */

.protrusion-rect {
  fill: none;
  stroke: #ff8c00;
  stroke-width: 3px;
  stroke-dasharray: 8 5;
  vector-effect: non-scaling-stroke;
  pointer-events: none;
}

.selection-info {
  margin-top: 10px;
}

.selection-info span {
  margin-left: 12px;
}

.grid3-selected {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 8px;
  align-items: end;
}

.select-same-btn {
  padding: 6px 9px;
  min-width: 48px;
  font-size: 12px;
  white-space: nowrap;
}

.select-same-wrap {
  width: auto;
}