.calculator {
      text-align: center;
    }
    .calculator label {
      display: block;
      margin-top: 10px;
      font-size: 18px;
      color: #384b60;
    }
    .range-container {
      position: relative;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-top: 30px;
      padding: 0 10px;
      flex-wrap: wrap;
    }
    .range-value {
      position: absolute;
      top: -60px;
      font-size: 36px;
      font-weight: bold;
      color: #384b60;
    }
    .range-label {
      font-size: 16px;
      color: #384b60;
      margin-bottom: 10px;
      font-weight: bold;
    }
    .range-slider {
      width: 100%;
      margin: 0 10px;
      -webkit-appearance: none;
      appearance: none;
      height: 10px;
      background: #ddd;
      border-radius: 5px;
      outline: none;
      transition: background 0.3s;
    }

    .range-scale {
      display: flex;
      justify-content: space-between;
      width: 100%;
      font-size: 14px;
      color: #666;
    }
    .option-row {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 10px;
      margin-top: 20px;
    }
    .option {
      text-align: center;
      background: #fff;
      padding: 15px;
      border-radius: 10px;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
    }
    .option:hover {
      transform: scale(1.05);
      box-shadow: 0 6px 15px rgba(0, 0, 0, 0.2);
    }
    .option label {
      font-size: 16px;
      margin-bottom: 10px;
      display: block;
      color: #384b60;
    }
    .option-controls {
      display: flex;
      justify-content: center;
      align-items: center;
      gap: 10px;
    }
    .option-controls button {
      margin: 0;
      padding: 0;
      border: none;
      outline: none;
      font-size: 30px;
      line-height: 1;
      flex: 0 0 auto;
      background: none;
      color: #384b60;
      transition: transform 0.5s, color 0.5s;
    }
    .option-controls button:active {
      transform: scale(1.6);
      color: #3483ca;
    }
    .quantity {
      font-size: 30px;
      min-width: 50px;
      text-align: center;
      color: #384b60;
    }
    .total {
      font-size: 36px;
      color: #384b60;
      font-weight: bold;
    }
    .total-label {
      font-size: 18px;
      color: #384b60;
      margin-top: 20px;
    }
    #price-prefix {
      font-size: 18px;
      margin-right: 5px;
      color: #384b60b5;
    }
    #price-suffix {
      font-size: 18px;
      color: #384b60b5;
    }
    .phone-input1 {
      width: 100%;
      padding: 10px;
      font-size: 25px;
      border-radius: 10px;
      border: 1px solid #ccc;
      box-sizing: border-box;
      margin: 10px 0;
      text-align: center;
      color: #5c5c5c;
      transition: border-color 0.3s, box-shadow 0.3s;
    }
    .phone-input1:focus {
      border-color: #3483ca;
      box-shadow: 0 0 5px rgba(52, 131, 202, 0.5);
    }
    .submit-button {
      width: 100%;
      background: linear-gradient(35deg, #3483ca, #29ce90);
      color: #ffffff;
      border: none;
      border-radius: 10px;
      padding: 15px 50px;
      font-size: 20px;
      cursor: pointer;
      transition: background-position 0.1s ease, transform 0.2s;
      background-size: 200% 100%;
      background-position: 0% 50%;
      font-weight: bold;
    }
    .submit-button:hover {
      background-position: 100% 50%;
    }
    .privacy-policy {
      font-size: 0.8em;
      color: #666;
      margin-top: 10px;
      text-align: center;
    }
    .privacy-policy a {
      color: #3483ca;
      text-decoration: none;
    }
    .privacy-policy a:hover {
      text-decoration: underline;
    }

    .final-cost-note {
    display: none;
    font-size: 16px;
    color: #5C5C5C;
    text-align: left;
    margin-bottom: 40px;
    margin-top: 75px;
    }


    @media (min-width: 768px) {
      .calculator {
        display: grid;
        grid-template-columns: 60% 40%;
        align-items: start;
        gap: 20px;
      }
      .range-container {
        padding: 0 50px;
      }
      .left-block {
        grid-column: 1 / 2;
      }
      .right-block {
        grid-column: 2 / 3;
        display: flex;
        flex-direction: column;
        justify-content: center;
        text-align: left;
      }
      .total {
        margin-bottom: 10px;
      }
      .total-label {
        margin-top: 0px;
      }
      .option-row {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
      }
      .final-cost-note {
        display: block;
      }
    }