/* Shared section picker (secpicker.js) of the 2D frame and 3D building pages — complements style.css */
.sp-ov{position:fixed;inset:0;z-index:60;background:#0b2e5c55;display:flex;align-items:center;justify-content:center;padding:16px}
.sp-dlg{background:#fff;border-radius:14px;box-shadow:0 20px 60px #0b2e5c55;width:min(980px,100%);max-height:calc(100vh - 32px);display:flex;flex-direction:column;overflow:hidden;color:var(--ink);font-size:14px}
.sp-hd{display:flex;align-items:center;gap:10px;padding:12px 16px;border-bottom:1px solid var(--line)}
.sp-hd b{font-size:16px;color:var(--navy)}
.sp-hd .x{margin-inline-start:auto;border:0;background:none;font-size:24px;line-height:1;color:#8796aa;cursor:pointer;padding:2px 6px}
.sp-groups{display:flex;flex-wrap:wrap;gap:6px;padding:10px 16px 0}
.sp-groups button,.sp-fams button{border:1px solid var(--line);background:#fff;border-radius:999px;padding:5px 11px;font:inherit;font-size:13px;font-weight:600;color:#33465c;cursor:pointer}
.sp-groups button.on{background:var(--navy);border-color:var(--navy);color:#fff}
.sp-fams{display:flex;flex-wrap:wrap;gap:6px;padding:8px 16px 10px;border-bottom:1px solid var(--line)}
.sp-fams button{border-radius:9px;display:inline-flex;flex-direction:column;align-items:flex-start;line-height:1.15;padding:5px 10px}
.sp-fams button small{font-weight:500;font-size:11px;color:var(--muted)}
.sp-fams button.on{background:var(--sky);border-color:var(--blue);color:var(--navy)}
.sp-body{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:0;min-height:0;flex:1;overflow:hidden}
.sp-left{padding:12px 16px;overflow:auto;min-height:0;border-inline-end:1px solid var(--line)}
.sp-right{padding:12px 16px;overflow:auto;min-height:0;background:#fbfcfe}
.sp-search{width:100%;padding:8px 10px;border:1px solid var(--line);border-radius:9px;font:inherit;margin-bottom:8px}
.sp-list{display:flex;flex-direction:column;gap:2px;max-height:360px;overflow:auto}
.sp-it{display:flex;justify-content:space-between;gap:10px;align-items:baseline;border:1px solid transparent;background:none;border-radius:8px;padding:6px 8px;font:inherit;text-align:start;cursor:pointer;color:var(--ink)}
.sp-it:hover{background:#f2f6fb}
.sp-it.on{background:var(--sky);border-color:#b9d3f3}
.sp-it b{font-weight:700;color:var(--navy);white-space:nowrap}
.sp-it span{font-size:12px;color:var(--muted);white-space:nowrap;font-variant-numeric:tabular-nums}
.sp-form{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:10px}
.sp-form label{display:flex;flex-direction:column;gap:3px;font-size:12.5px;color:#33465c}
.sp-form label .sym{font-size:11.5px;color:var(--muted)}
.sp-form input,.sp-form select{padding:6px 8px;border:1px solid var(--line);border-radius:8px;font:inherit;font-size:14px;width:100%}
.sp-form input.bad{border-color:var(--bad);background:#fff6f5}
.sp-form .wide{grid-column:1/-1}
.sp-note{font-size:12.5px;color:var(--muted);margin:10px 0 0;line-height:1.45}
.sp-note.warn{color:#8a5a00;background:#fff8e6;border:1px solid #f3dfa8;border-radius:8px;padding:8px 10px}
.sp-sk{display:flex;justify-content:center;align-items:center;background:#fff;border:1px solid var(--line);border-radius:10px;height:200px;margin-bottom:10px}
.sp-sk svg{max-width:100%;max-height:100%}
.sp-name{font-weight:700;color:var(--navy);font-size:15px;margin:0 0 6px;word-break:break-word}
.sp-props{width:100%;border-collapse:collapse;font-size:12.5px}
.sp-props td{padding:3px 4px;border-bottom:1px solid #edf1f6}
.sp-props td.v{text-align:end;font-variant-numeric:tabular-nums;white-space:nowrap}
.sp-props td.u,.sp-props td.s{color:var(--muted);white-space:nowrap}
.sp-or{display:flex;flex-direction:column;gap:3px;margin-top:10px;font-size:12.5px;color:#33465c}
.sp-or select{padding:6px 8px;border:1px solid var(--line);border-radius:8px;font:inherit}
.sp-ft{display:flex;gap:10px;justify-content:flex-end;align-items:center;padding:10px 16px;border-top:1px solid var(--line)}
.sp-ft .btn{padding:9px 18px;font-size:15px}
.sp-ft .btn:disabled{opacity:.45;cursor:not-allowed}
.sp-empty{color:var(--muted);font-size:13px;padding:10px 0}
/* buttons and thumbnails used by the analyzer pages */
.sp-pick{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);background:#fff;border-radius:8px;padding:4px 8px;font:inherit;font-size:13px;font-weight:600;color:var(--navy);cursor:pointer;max-width:100%;min-width:0}
.sp-pick:hover{background:var(--sky)}
.sp-pick .nm{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.sp-dots{border:1px solid var(--line);background:#fff;border-radius:7px;padding:3px 7px;font:inherit;font-size:13px;line-height:1.2;cursor:pointer;color:var(--navy);flex:none}
.sp-dots:hover{background:var(--sky)}
.sp-mini{display:inline-flex;width:30px;height:24px;flex:none;align-items:center;justify-content:center}
.sp-mini svg{width:100%;height:100%}
.sp-cell{display:flex;gap:4px;align-items:center}
@media (max-width:760px){
  .sp-ov{padding:0;align-items:stretch}
  .sp-dlg{border-radius:0;max-height:100vh;height:100%}
  .sp-body{grid-template-columns:1fr;overflow:auto}
  .sp-left{border-inline-end:0;border-bottom:1px solid var(--line);overflow:visible}
  .sp-right{overflow:visible}
  .sp-list{max-height:38vh}
  .sp-sk{height:150px}
}