.spwc-grid { display:flex; gap:16px; flex-wrap:wrap; }
.spwc-map { flex: 1; min-width: 320px; border:1px solid #ddd; background:#fff; padding:10px; }
.spwc-panel { width: 320px; border:1px solid #ddd; background:#fff; padding:10px; }
.spwc-svg { width: 100%; height: auto; display:block; }
.spwc-bg { fill: #fafafa; }
.spwc-stage { fill: #111; opacity: 0.85; }
.spwc-stage-text { fill: #fff; font-size: 14px; font-family: system-ui, sans-serif; }
.spwc-seat { cursor:pointer; }
.spwc-seat-available { fill: #2d7; }
.spwc-seat-held { fill: #f90; }
.spwc-seat-sold { fill: #888; cursor:not-allowed; }
.spwc-seat-selected { stroke:#111; stroke-width:2; }