.op-calc {
  border: 0px none #e6e6e6;
  padding: 0px;
  max-width: 900px;
}
.op-calc h3{
  margin: 0px;
}
.op-calc p{
  margin: 4px 0;
}

.op-calc__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-bottom: 12px;
}

@media (min-width: 720px) {
  .op-calc__row {
    grid-template-columns: 1fr 1fr;
  }
}

.op-calc__label {
  display: grid;
  gap: 6px;
  font-weight: 600;
}

.op-calc__input,
.op-calc__select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid #d9d9d9;
  border-radius: 10px;
  font-weight: 500;
}

.op-calc__actions {
  display: flex;
  justify-content: flex-end;
  margin: 8px 0 16px;
}

.op-calc__btn {
  padding: 10px 14px;
  border-radius: 10px;
  border: 1px solid #d9d9d9;
  background: #fff;
  cursor: pointer;
}

.op-calc__results {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

@media (min-width: 720px) {
  .op-calc__results {
    grid-template-columns: repeat(3, 1fr);
  }
}

.op-calc__result {
  border: 1px solid #f0f0f0;
  background: #fff;
  border-radius: 12px;
  padding: 20px;
}



.op-calc__resultLabel {
  
  font-size: 18px;
  margin-bottom: 6px;
}

.op-calc__resultValue {
  font-size: 20px;
  font-weight: 800;
  line-height: 1.2;
}

.op-calc__resultHint {
  font-size: 12px;
  opacity: 1;
  margin-top: 4px;
}

.op-calc__assumptions {

  font-size: 12px;
  opacity: 0.7;
  margin-top: 0px;
}

/* --- Fields (number + range) --- */

.op-fields {
  border: 0px solid #f0f0f0;
  border-radius: 0px;
  padding: 0px;
  margin-bottom: 0px;
  background: none;
  
}

.op-field {
  border: 0px solid #f0f0f0;
  border-radius: 0px;
  padding: 0px;
  margin-bottom: 20px;
  background: none;
  width: 100%;
	clear: both;
  
}

.op-field__head {
  
  text-align: left;
  margin-bottom: 10px;
}

.op-field__label {
  font-weight: 700;
  font-size: 18px;
  line-height: 1.2;
}

.op-field__number {

  max-width: 200px;
  text-align: center;
  font-size: 30px;
}

/* Range: nowoczesny wygląd */
.op-field__range {
  width:100%; 
  height: 50px;
  padding: 0;
  background: transparent;
  cursor: pointer;
}

.op-field__range:focus {
  outline: none;
}

.op-field__range::-webkit-slider-runnable-track {
  height: 8px;
  border-radius: 999px;
  background: #edb540;
}

.op-field__range::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 22px;
  height: 22px;
  border-radius: 0px;
  background: #111;
  border: 0px solid #fff;
  margin-top: -7px;
  box-shadow: 0 6px 18px rgba(0,0,0,0.18);
}

.op-field__range::-moz-range-track {
  height: 8px;
  border-radius: 999px;
  background: #edb540;
}

.op-field__range::-moz-range-thumb {
  width: 22px;
  height: 22px;
  border-radius: 0px;
  background: #111;
  border: 0px solid #fff;
  box-shadow: 0 6px 18px rgba(0,0,0,0.18);
}

/* --- Period (radio) --- */
.op-period {
	display: inline-flex;
  border: 0px solid #f0f0f0;
  border-radius: 12px;
  padding: 0px;
  margin: 0px 0 0px;
}

.op-period p{
  padding: 0px;
  margin: 0px 0 0px;
}

.op-period__legend {
  font-weight: 800;
  font-size: 14px;
  margin-bottom: 10px;
}

.op-period__option {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 0px 0px;
  border-radius: 999px;
  border: 1px solid #e8e8e8;
  cursor: pointer;
  margin-right: 0px;
  margin-bottom: 0px;
  user-select: none;
}

.op-period__option input {
  width: 16px;
  height: 16px;
}

/* --- Results layout: 4 kafelki na desktop --- */
@media (min-width: 720px) {
  .op-calc__column {
	 width:50%;
	
	  display: inline-block;
	  float:left
  }
  .op-field__number {
	  max-width: 80px;
	  margin-right: 20px;
	  display: inline-block;
	  float:left
  }
  
  .op-field__range{
		width:40%; 
	  display: inline-block;
	 
  }
  .op-calc__results {
    grid-template-columns: repeat(1, 1fr);
	margin: 0px 0px 0px 40px;
  }
  .op-calc__result {
    
	margin: 0px 0px 10px 0px;
  }
  .op-field {
	
   margin-bottom: 50px;

  
	}
	


}