zava75,
<!DOCTYPE html>
<html>
<head>
<title>Untitled</title>
<meta charset="utf-8">
<style type="text/css">
</style>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.4/jquery.min.js"></script>
<script>
$(function() {
$(".required[master-option!=0]").hide();
$(".radio input[option-value]").on("click", function() {
$(".required[master-option!=0], .required[master-option!=0] .radio").hide();
function tree(input) {
var num = $(input).attr("option-value");
$(".required [master-option-value=" + num + "]").show().parents(".required, .radio").show();
$(".required [master-option-value=" + num + "]:checked").each(function(i, input) {
tree(input)
})
}
$(".required [master-option-value=0]:checked").each(function(i, input) {
tree(input)
})
})
});
</script>
</head>
<body>
<div class="product-options">
<h3>Доступные варианты</h3>
<div class="required" master-option="0" id="option-13">
<label class="control-label">Цвет</label>
<div id="input-option13">
<div class="radio">
<label>
<input type="radio" name="option[13]" value="18" id="option-value-18" master-option-value="0" option-value="3">
<img src="">
<span class="option-value">Белый</span>
</label>
</div>
<div class="radio">
<label>
<input type="radio" name="option[13]" value="24" id="option-value-24" master-option-value="0" option-value="16">
<img src="">
<span class="option-value">Чёрный</span>
</label>
</div>
</div>
</div>
<div class="required" master-option="2" id="option-14">
<label class="control-label">Производительность (охл./обогрев), кВT</label>
<div id="input-option14">
<div class="radio">
<label>
<input type="radio" name="option[14]" value="19" id="option-value-19" master-option-value="3" option-value="17">
<span class="option-value">2,2/2,3</span>
</label>
</div>
<div class="radio" >
<label>
<input type="radio" name="option[14]" value="25" id="option-value-25" master-option-value="16" option-value="17">
<span class="option-value">2,2/2,3</span>
</label>
</div>
<div class="radio">
<label>
<input type="radio" name="option[14]" value="20" id="option-value-20" master-option-value="3" option-value="18">
<span class="option-value">2,5/2,8</span>
</label>
</div>
</div>
</div>
<div class="required" master-option="3" id="option-18">
<label class="control-label">Потребляемая мощность (охл./обогрев), кВТ</label>
<div id="input-option18">
<div class="radio" >
<label>
<input type="radio" name="option[18]" value="26" id="option-value-26" master-option-value="17" option-value="9">
<span class="option-value">0,69/0,63</span>
</label>
</div>
<div class="radio" >
<label>
<input type="radio" name="option[18]" value="21" id="option-value-21" master-option-value="17" option-value="9">
<span class="option-value">0,69/0,63</span>
</label>
</div>
<div class="radio">
<label>
<input type="radio" name="option[18]" value="22" id="option-value-22" master-option-value="18" option-value="22">
<span class="option-value">0,78/0,72</span>
</label>
</div>
</div>
</div>
</div>
</body>
</html>