/* Technical drawing strokes and fills live inside each self-contained SVG.
   This keeps browser viewing, downloaded vectors and printing consistent.
   Wall bands are symbolic; engineering thicknesses are not inferred. */
.plan-svg { display: block; width: 100%; height: auto; background: #fff; }
.plan-art { height: auto; min-height: 190px; padding: 0; border: 0; background: #fff; overflow: hidden; }
.plan-area-note, .plan-area-warning { display: block; margin-top: 12px; padding: 12px 14px; font-size: 12px; line-height: 1.6; }
.plan-area-note { background: #f5f5f7; color: #626268; border: 1px solid #dedee3; border-radius: 10px; }
.plan-area-warning { background: #f8f3e8; color: #655332; border-left: 2px solid #b58a3c; border-radius: 0 10px 10px 0; }