.about .page_content {
  background-color: #f9f9f9;
}

.about .page_content .content-title {
  font-size: 42px;
  font-weight: 400;
  line-height: 63px;
  color: #052d96;
}

/* .about .page_content .intro_desc {
  font-size: 16px;
  font-weight: 400;
  line-height: 24px;
  color: #333;
} */

.about .max__center {
  box-sizing: border-box;
  margin: 0 auto;
  max-width: 1360px;
  padding: 0 40px;
  width: 100%;
}

.about .y_intro .content-title {
  margin-bottom: 48px;
}

.about .intro_desc {
  font-size: 20px;
  font-weight: 200;
  line-height: 36px;
  margin-top: 40px;
  margin-bottom: 0;
}

.about .declaration {
  border-radius: 8px;
  display: flex;
  margin-top: 60px;
  overflow: hidden;
}

.about .declaration .dec_item {
  background-color: #fff;
  box-sizing: border-box;
  padding: 44px 55px;
  position: relative;
}

.about .dec_item:first-child {
  padding-left: 68px;
  width: 30.86%;
}

.about .dec_item:nth-child(2) {
  width: 31.48%;
}

.about .dec_item:nth-child(3) {
  padding-right: 68px;
  width: 37.5%;
}

.about .declaration .dec_title {
  color: #052d96;
  font-size: 24px;
  line-height: 43px;
  margin-bottom: 0;
}

.about .declaration .dec_desc {
  font-size: 20px;
  font-weight: 200;
  line-height: 36px;
  margin-top: 12px;
  margin-bottom: 0;
}

.about .dec_item:not(:last-child):after {
  background-color: #ded8d8;
  content: "";
  display: block;
  height: 167px;
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 1px;
}

.about .direction_box {
  margin-top: 140px;
  /* padding: 80px 0; */
}

.about .direction_box .content-title {
  margin-bottom: 48px;
}

/* .about .direction_box .intro_desc {
  margin-bottom: 64px;
  max-width: 1280px;
} */

.about .direction_content {
  align-items: center;
  background-color: #fff;
  border-radius: 8px;
  box-sizing: border-box;
  display: flex;
  margin-top: 46px;
  padding: 44px 32px;
  position: relative;
  width: 100%;
  z-index: 1;
}

.about .direction_left {
  margin-right: 114px;
  position: relative;
  width: 336px;
  z-index: 2;
}

.about .direction_right {
  flex: 1;

}

.about .direction_item {
  align-items: center;
  display: flex;
  position: relative;
}

.about .direction_item:not(:last-child) {
  margin-bottom: 16px;
}

.about .direction_item:before {
  background-repeat: no-repeat;
  background-size: 100% 100%;
  content: "";
  position: absolute;
}

.about .direction_item:first-child:before {
  background-image: url(../images/arrow_up.png);
  bottom: 25px;
  height: 52px;
  left: -107px;
  width: 92px;
}

.about .title_box {
  align-items: center;
  border: 1px solid #052d96;
  border-radius: 100px;
  box-sizing: border-box;
  color: #052d96;
  display: flex;
  flex-shrink: 0;
  font-size: 24px;
  justify-content: center;
  line-height: 1.3;
  margin-right: 77px;
  padding: 16px 0;
  position: relative;
  text-align: center;
  width: 220px;
}

.pc .about .title_box:after {
  background: linear-gradient(90deg, #052d96 50%, transparent 0);
  background-size: 10px 1px;
  content: "";
  height: 1px;
  position: absolute;
  right: -77px;
  top: 50%;
  transform: translateY(-50%);
  width: 77px;
}



.about .direction_ul {
  background-color: #f7f9fe;
  border-radius: 8px;
  box-sizing: border-box;
  max-width: 469px;
  padding: 16px 16px 16px 28px;
  position: relative;
  z-index: 3;
  margin-bottom: 0;
}

.about .direction_ul p{
margin: 0;
}

.about .direction_li {
  position: relative;
  color: #0009;
  font-size: 14px;
  font-weight: 200;
  line-height: 1.5;
  list-style: none;
}

.about .direction_li:not(:last-child) {
  margin-bottom: 8px;
}

.about .direction_li::before {
  background-color: #052d96cc;
  border-radius: 50%;
  content: "";
  height: 5px;
  left: -12px;
  position: absolute;
  top: 8px;
  width: 5px;
}

.pc .about .direction_item:nth-child(2):before {
  background-image: url(../images/arrow_middle.png);
  height: 24px;
  left: -107px;
  top: 50%;
  transform: translateY(-50%);
  width: 82.5px;
}


.about .direction_item .circle_box {
  position: absolute;
  right: calc(100% + 118px);
  background: #f7f9fe;
  border: 1px solid #052d96;
  border-radius: 50%;
  height: 337px;
  width: 337px;
}

.about .circle_box,
.about .circle_inner {
  align-items: center;
  display: flex;
  justify-content: center;
}

/* .pc .about .circle_box {
  height: 300px;
  width: 300px;
} */

.about .circle_inner {
  background-color: #052d96;
  border-radius: 50%;
  color: #fff;
  font-size: 30px;
  height: 270px;
  text-align: center;
  width: 270px;
}

.about .circle_inner {
  background-color: #052d96;
  border-radius: 50%;
  color: #fff;
  font-size: 30px;
  height: 270px;
  text-align: center;
  width: 270px;
}


.about .direction_item:nth-child(3):before {
  background-image: url(../images/arrow_down.png);
  height: 52px;
  left: -107px;
  top: 25px;
  width: 92px;
}




.about .task_box {
  margin-top: 140px;
}

/* .about .task_box .content-title {
  margin-bottom: 64px;
} */

.about .task_content {
  align-items: flex-start;
  box-sizing: border-box;
  display: flex;
  gap: 73px;
  padding-top: 40px;
}

.about .task_item {
  align-items: center;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  width: calc(33.33333% - 48.6px);
}


.about .task_cicle_box,
.about .task_title_box {
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
}

.about .task_title_box {
  height: 356px;
}

.about .task_cicle_box,
.about .task_title_box {
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
}

.about .task_cicle_box {
  align-items: center;
  background-color: #fff;
  border: 1px solid #052d96;
  border-radius: 50%;
  box-sizing: border-box;
  color: #052d96;
  height: 288px;
  width: 288px;
  z-index: 2;
}

.about .task_cicle_box .icon {
  background-position: 50%;
  background-repeat: no-repeat;
  background-size: 100% 100%;
  display: inline-block;
  flex-shrink: 0;
  margin-bottom: 8px;
}

.about .icon_task_book {
  background-image: url(../images/icon_task_book.png);
  height: 52px;
  width: 52px;
}

.about .task_cicle_box>span:nth-child(2) {
  font-size: 24px;
  line-height: 1.5;
  max-width: 144px;
  text-align: center;
}

.about .icon_task_ai {
  background-image: url(../images/icon_task_ai.png);
  height: 60px;
  width: 60px;
}

.about .task_cicle_box .icon_task_user {
  background-image: url(../images/icon_task_user.png);
  height: 52px;
  width: 52px;
}

/* .about .task_title_box {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 24px;
  margin-bottom: 20px;
} */

.about .task_title_box .icon_box {
  bottom: -30px;
  display: flex;
  justify-content: center;
  position: absolute;
  width: 100%;
}

.about .task_title_box .icon_task_arrow {
  height: 12px;
  width: 18px;
  background-image: url(../images/icon_task_arrow.png);
  background-position: 50%;
  background-repeat: no-repeat;
  background-size: 100% 100%;
  display: inline-block;
  flex-shrink: 0;
  margin-bottom: 8px;
}



.about .task_desc {
  color: #0009;
  font-size: 18px;
  font-weight: 200;
  line-height: 1.6;
  margin-top: 36px;
}


.about .task_item:nth-child(2) .task_cicle_box {
  background-color: #052d96;
  color: #fff;
  height: 356px;
  width: 356px;
}

.about .task_cicle_box>span:nth-child(2) {
  font-size: 24px;
  line-height: 1.5;
  max-width: 144px;
  text-align: center;
}


.about .task_item:nth-child(2) .task_cicle_box>span:nth-child(2) {
  font-size: 32px;
  max-width: 158px;
}

.about .dashed {
  background-image: url(../images/bg_dashed.png);
  background-repeat: no-repeat;
  background-size: 100% 100%;
  height: 322px;
  left: -225px;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 328px;
  z-index: 1;
}

.about .dashed.right {
  left: 252px;
  transform: translateY(-50%) rotate(180deg);
}

@media (max-width: 992px) {
  .about .max__center {
    padding: 0 24px;
  }

  .about .page_content .content-title {
    font-size: 36px;
    line-height: 54px;
  }

  .about .intro_desc {
    font-size: 18px;
    line-height: 32px;
    margin-top: 32px;
  }

  .about .declaration {
    flex-direction: column;
    margin-top: 48px;
  }

  .about .declaration .dec_item {
    width: 100% !important;
    padding: 32px 24px !important;
    text-align: center;
  }

  .about .dec_item:not(:last-child):after {
    width: 167px;
    height: 1px;
    top: auto;
    bottom: 0;
    right: 50%;
    transform: translateX(50%);
  }

  .about .declaration .dec_title {
    font-size: 22px;
    line-height: 36px;
  }

  .about .declaration .dec_desc {
    font-size: 18px;
    line-height: 32px;
    margin-top: 8px;
  }

  .about .direction_box {
    margin-top: 100px;
  }

  .about .direction_content {
    flex-direction: column;
    padding: 32px 24px;
  }

  .about .direction_left {
    display: none;
  }

  .about .direction_item {
    flex-direction: column;
    align-items: flex-start;
  }

  .about .title_box {
    width: 100%;
    margin-right: 0;
    margin-bottom: 16px;
    padding: 12px 0;
    font-size: 20px;
  }

  .pc .about .title_box:after {
    display: none;
  }

  .about .direction_item:before {
    display: none;
  }

  .about .direction_item .circle_box {
    display: none;
  }

  .about .direction_ul {
    max-width: 100%;
    padding: 12px 12px 12px 24px;
  }

  .about .direction_li {
    font-size: 14px;
    line-height: 22px;
  }

  .about .task_box {
    margin-top: 100px;
  }

  .about .task_content {
    flex-direction: column;
    gap: 40px;
    padding-top: 32px;
  }

  .about .task_item {
    width: 100%;
  }

  .about .task_cicle_box {
    height: 220px;
    width: 220px;
  }

  .about .task_item:nth-child(2) .task_cicle_box {
    height: 260px;
    width: 260px;
  }

  .about .task_cicle_box>span:nth-child(2) {
    font-size: 20px;
    max-width: 120px;
  }

  .about .task_item:nth-child(2) .task_cicle_box>span:nth-child(2) {
    font-size: 26px;
    max-width: 130px;
  }

  .about .icon_task_book,
  .about .task_cicle_box .icon_task_user {
    height: 44px;
    width: 44px;
  }

  .about .icon_task_ai {
    height: 52px;
    width: 52px;
  }

  .about .dashed {
    display: none;
  }

  .about .task_title_box {
    height: auto;
    margin-top: 16px;
  }

  .about .task_desc {
    font-size: 16px;
    line-height: 26px;
    margin-top: 24px;
    text-align: center;
  }

  .about .task_title_box .icon_box {
    display: none;
  }
}

@media (max-width: 768px) {
  .about .max__center {
    padding: 0 20px;
  }

  .about .page_content .content-title {
    font-size: 32px;
    line-height: 48px;
  }

  .about .intro_desc {
    font-size: 16px;
    line-height: 28px;
    margin-top: 24px;
  }

  .about .declaration {
    margin-top: 40px;
  }

  .about .declaration .dec_item {
    padding: 24px 20px !important;
  }

  .about .declaration .dec_title {
    font-size: 20px;
    line-height: 32px;
  }

  .about .declaration .dec_desc {
    font-size: 16px;
    line-height: 28px;
  }

  .about .direction_box {
    margin-top: 80px;
  }

  .about .direction_content {
    padding: 24px 20px;
  }

  .about .title_box {
    font-size: 18px;
    padding: 10px 0;
    margin-bottom: 12px;
  }

  .about .direction_item:not(:last-child) {
    margin-bottom: 12px;
  }

  .about .direction_ul {
    padding: 10px 10px 10px 20px;
  }

  .about .direction_li {
    font-size: 14px;
    line-height: 22px;
  }

  .about .task_box {
    margin-top: 80px;
  }

  .about .task_content {
    gap: 32px;
    padding-top: 24px;
  }

  .about .task_cicle_box {
    height: 180px;
    width: 180px;
  }

  .about .task_item:nth-child(2) .task_cicle_box {
    height: 220px;
    width: 220px;
  }

  .about .task_cicle_box>span:nth-child(2) {
    font-size: 18px;
    max-width: 100px;
  }

  .about .task_item:nth-child(2) .task_cicle_box>span:nth-child(2) {
    font-size: 22px;
    max-width: 110px;
  }

  .about .icon_task_book,
  .about .task_cicle_box .icon_task_user {
    height: 36px;
    width: 36px;
  }

  .about .icon_task_ai {
    height: 44px;
    width: 44px;
  }

  .about .task_desc {
    font-size: 14px;
    line-height: 24px;
    margin-top: 20px;
  }
}

@media (max-width: 576px) {
  .about .max__center {
    padding: 0 15px;
  }

  .about .page_content .content-title {
    font-size: 28px;
    line-height: 42px;
  }

  .about .intro_desc {
    font-size: 14px;
    line-height: 24px;
    margin-top: 20px;
  }

  .about .declaration {
    margin-top: 32px;
  }

  .about .declaration .dec_item {
    padding: 20px 16px !important;
  }

  .about .declaration .dec_title {
    font-size: 18px;
    line-height: 28px;
  }

  .about .declaration .dec_desc {
    font-size: 14px;
    line-height: 24px;
    margin-top: 6px;
  }

  .about .dec_item:not(:last-child):after {
    height: 1px;
    width: 120px;
  }

  .about .direction_box {
    margin-top: 60px;
  }

  .about .direction_content {
    padding: 20px 16px;
  }

  .about .title_box {
    font-size: 16px;
    padding: 8px 0;
    margin-bottom: 10px;
  }

  .about .direction_item:not(:last-child) {
    margin-bottom: 10px;
  }

  .about .direction_ul {
    padding: 8px 8px 8px 18px;
  }

  .about .direction_li {
    font-size: 13px;
    line-height: 20px;
  }

  .about .direction_li::before {
    height: 4px;
    width: 4px;
    left: -10px;
    top: 7px;
  }

  .about .task_box {
    margin-top: 60px;
  }

  .about .task_content {
    gap: 24px;
    padding-top: 16px;
  }

  .about .task_cicle_box {
    height: 140px;
    width: 140px;
  }

  .about .task_item:nth-child(2) .task_cicle_box {
    height: 180px;
    width: 180px;
  }

  .about .task_cicle_box>span:nth-child(2) {
    font-size: 16px;
    max-width: 80px;
    line-height: 1.4;
  }

  .about .task_item:nth-child(2) .task_cicle_box>span:nth-child(2) {
    font-size: 18px;
    max-width: 90px;
    line-height: 1.4;
  }

  .about .icon_task_book,
  .about .task_cicle_box .icon_task_user {
    height: 28px;
    width: 28px;
  }

  .about .icon_task_ai {
    height: 36px;
    width: 36px;
  }

  .about .task_desc {
    font-size: 13px;
    line-height: 22px;
    margin-top: 16px;
    text-align: center;
  }
}