Odoo18-Base/addons/spreadsheet/static/src/o_spreadsheet/o_spreadsheet_extended.scss

.o-spreadsheet {
    height: 100%;

    .fa {
        font-family: FontAwesome;
    }

    .o-selection input {
        display: initial;
    }

    .o-scorecard, .o-gauge-chart {
        border-radius: 8px;
    }
}

.o-sidePanel {
    .o_input {
        color: #111827;
        border-color: #D8DADD;
        &::placeholder {
            opacity: 0.5;
        }
    }

    .o_required_modifier {
        .o-input {
            border-color: #111827;
        }
    }

    .o_tree_editor_condition {
        flex-wrap: wrap;
    }

    .o-sp-badge {
        background-color: #374151C2;
        color: #fff;
    }
}