Card_mod settings stopped working on Thermostat card after 2024.8 update

Maybe someone could explain why the below stopped suddenly working after the latest 2024.8 update. Nothing has changed in the code regarding the card itself, as far as I can tell.

              hui-card-features $ hui-climate-hvac-modes-card-feature $ ha-control-select $: |
                div#option-auto.option.selected::before {
                  background: rgba(76, 175, 80, 0.3);
                }
                div#option-cool.option.selected::before {
                  background: rgba(33, 150, 243, 0.3);                
                }
                div#option-dry.option.selected::before {
                  background: rgba(255, 152, 0, 0.3);
                }
                div#option-fan_only.option.selected::before {
                  background: rgba(0, 188, 212, 0.3);
                }
                div#option-heat.option.selected::before {
                  background: rgba(255, 111, 34, 0.3);
                }
                div#option-off.option.selected::before {
                  background: rgba(158, 158, 158, 0.3);
                }