/* 공통사항 */
.necessity_con {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
}

.con_box {
  display: flex;
  align-items: center;
  margin-bottom: 20px;
  background-color: #fff;
  border-radius: 10px;
  padding: 20px;
  box-shadow: 0px 4px 20px rgba(0, 0, 0, 0.1);
}

.con_img {
  width: 100px;
  height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.con_img img {
  height: 60%;
}

.con_text {
  margin-left: 20px;
}

.con_text h1 {
  margin-bottom: 10px;
}

/* 정확한 교정 필요성 */
.necessity_bg {
  background-image: url(../../img/index/calibration.jpg);
  position: relative;
  background-position: center;
}

.necessity_bg::before {
  width: 100%;
  height: 100%;
  background-color: rgba(255, 255, 255, 0.8);
  content: "";
  position: absolute;
  top: 0;
  left: 0;
}

.con_box1 {
  width: calc(50% - 10px);
  height: 160px;
}

.con_box2 {
  width: calc(33.33% - 10px);
}

/* 피해사례 */
.circle_box,
.circle_box div {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
}

.circles {
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.circle_1 {
  border: 10px solid #ffa83f;
  width: 180px;
  height: 180px;
  position: relative;
}

.circle_1::before {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  content: "";
  border: 1px dashed #ffa83f;
  position: absolute;
}

.sign_1 {
  margin: 0 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 30px;
}

.circle_2 {
  width: 180px;
  height: 180px;
  background-color: #fff;
  border: 1px solid #ffa83f;
  box-shadow: 0 0 10px rgba(255, 123, 15, 0.5);
  position: relative;
}

.circle_2::after {
  content: "";
  top: 50%;
  transform: translateY(-50%);
  width: 8px;
  height: 8px;
  background-color: #ffa83f;
  border-radius: 50px;
  position: absolute;
}

.circle_2_1::after {
  right: -5px;
}

.circle_2_2::after {
  left: -5px;
}

.sign_2::before {
  content: "";
  display: block;
  position: absolute;
  z-index: -1;
  top: 50%;
  width: 300%;
  height: 1px;
  border-top: 1px dashed #d7dce5;
}

.sign_2 {
  width: 40px;
  height: 40px;
  margin: 30px;
  position: relative;
  background-color: #fff;
  color: #fff;
}

.sign_2 img {
  width: 45%;
}

.circle_text {
  background-color: #f5f7f8;
  padding: 50px 20px;
  border-radius: 10px;
}


@media screen and (max-width: 1200px) {
  .con_box {
      width: 100%;
  }
}

@media screen and (max-width: 923px) {
  .circle_box {
      flex-direction: column;
  }

  .sign_1 {
      margin: 30px 0;
      transform: rotate(90deg);
      text-align: center;
  }
}

@media screen and (max-width: 740px) {
  .con_1 .icon_box {
      width: 100%;
  }
}

@media screen and (max-width: 540px) {
  .circle_1 {
      width: 150px;
      height: 150px;
  }

  .circle_1::before {
      width: 170px;
      height: 170px;
  }

  .circle_2 {
      width: 140px;
      height: 140px;
  }

  .sign_2 {
      margin: 20px;
  }
}

@media screen and (max-width: 420px) {
  .circle_box div {
      flex-direction: column;
  }

  .sign_2::before {
      transform: rotate(90deg);
  }

  .circle_2_1::after {
      top: calc(100% - 3px);
      right: 50%;
      transform: translateX(50%);
  }

  .circle_2_2::after {
      top: -3px;
      left: 50%;
      transform: translateX(-50%);
  }
}