/* ページトップ */
.ortho_box01 {
  background: #fff;
  padding: 30px;
  border: 1px solid #4FC1C9;
}
.ortho_ttl01_wrap {
  position: relative;
  text-align: center;
}
.ortho_ttl_border {
  position: absolute;
  top: 0;
  bottom: 0;
  margin: auto;
  width: 100%;
  height: 4px;
  border-top: 1px solid #4FC1C9;
  border-bottom: 1px solid #4FC1C9;
}
.ortho_ttl01 {
  position: relative;
  display: inline-block;
  background: #fff;
  width: 8.8em;
  margin: 0 10px;
  font-size: 18px;
  font-weight: bold;
  line-height: 1.9;
  letter-spacing: 0.1em;
  text-align: center;
}
.ortho_desc01 {
  font-size: 14px;
  font-weight: bold;
  line-height: 2.2;
}
.ortho_desc01 span {
  font-size: 1.25em;
  color: #4FC1C9;
}
.ortho_box02 {
  margin: 30px 0 0;
  padding: 30px;
  border: 4px solid #fff;
}
.ortho_box02 p {
  font-size: 12px;
  font-weight: normal;
  line-height: 2;
}
.ortho_ttl02 {
  margin: 20px 0 0;
  text-align: center;
}
.ortho_ttl02 h2 {
  display: inline-block;
  font-weight: bold;
  font-size: 18px;
  line-height: 2;
  border-bottom: 5px solid #fff;
}
.ortho_img_box01 {
  background: #fff;
  margin: 30px 0 0;
  padding: 30px 28px;
}
.ortho_img_ttl01 {
  font-size: 18px;
  font-weight: bold;
  text-align: center;
}
@media only screen and (min-width: 769px) {
  .rotho_br {
    display: none;
  }
  .ortho_ttl01 {
    width: 15em;
    font-size: clamp(18px, 2.3vw, 32px);
  }
  .ortho_desc01 {
    font-size: clamp(14px, 1.8vw, 20px);
  }
  .ortho_img_ttl01 {
    font-size: clamp(18px, 2.3vw, 24px);
  }
  .ortho_img_ttl01 {
    font-size: clamp(18px, 2.3vw, 24px);
  }
  .ortho_box02 p {
    font-size: clamp(12px, 1.5vw, 18px);
  }
  .ortho_ttl02 h2 {
    font-size: clamp(18px, 2.3vw, 20px);
  }
}
@media only screen and (min-width: 1025px) {
  .ortho_img_box01 {
    margin: 56px 0 0;
  }
}
@media only screen and (min-width: 1280px) {
  .ortho_box01 {
    padding: 50px 60px;
  }
  .ortho_ttl01 {
    font-size: 32px;
  }
  .ortho_desc01 {
    font-size: 20px;
  }
  .ortho_img_ttl01 {
    font-size: 24px;
  }
  .ortho_img_box01 {
    margin: 40px 0 0;
    padding: 40px 59px;
  }
  .ortho_box02 {
    margin: 50px 0 0;
    padding: 46px 58px 66px;
  }
  .ortho_box02 p {
    font-size: 18px;
  }
  .ortho_ttl02 {
    margin: 38px 0 0;
  }
  .ortho_ttl02 h2 {
    font-size: 20px;
  }
  .ortho_box02 .ortho_img_box01 {
    margin: 20px 0 0;
  }
}

/* 共通３カラム */
.ortho_img_txt {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 15px 0;
  width: 100%;
  margin: 25px 0 0;
}
.ortho_img_col {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px 0;
}
.ortho_fig01,
.ortho_fig02 {
  width: 100%;
}
.ortho_fig01 img,
.ortho_fig02 img {
  width: 100%;
}
.ortho_fig01 figure {
  position: relative;
}
.ortho_img_col figcaption {
  font-size: 14px;
  line-height: 1.5;
}
.ortho_fig01 figure::before {
  position: absolute;
  content: "";
  display: block;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-left: 15px solid transparent;
  border-right: 15px solid transparent;
  border-top: 15px solid #4FC1C9;
  margin: 0 auto;
}
.ortho_img_col:first-child .ortho_fig01 figure::before{
	display: none;
}
.ortho_fig01 figcaption {
  background: #EFEFEF;
  color: #4FC1C9;
  padding: 8px 0 7px;
  text-align: center;
  font-size: 14px;
}
.ortho_fig01 figcaption span {
  color: #EE98BC;
}
.ortho_fig02 figcaption {
  padding: 9px 0 0;
  text-align: center;
}
@media only screen and (min-width: 769px) {
  .ortho_img_txt {
    flex-direction: row;
    align-items: flex-start;
    gap: 0 1%;
    margin: 27px 0 0;
  }
  .ortho_img_col {
    width: 33%;
    gap: 0;
  }
  .ortho_fig01 figure::before {
    display: none;
  }
  .ortho_fig01 figure::after {
    content: "";
    display: block;
    width: 0;
    height: 0;
    border-top: 15px solid transparent;
    border-bottom: 15px solid transparent;
    border-left: 15px solid #4FC1C9;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    right: -14px;
    z-index: 2;
  }
  .ortho_img_col:last-child .ortho_fig01 figure::after {
    display: none;
  }
  .ortho_fig01 figcaption {
    padding: 10px 0;
  }
  .ortho_fig02 figcaption {
    padding: 10px 0 0;
  }
}
@media only screen and (min-width: 1200px) {
  .ortho_img_col figcaption {
    font-size: 18px;
  }
}
@media only screen and (min-width: 1280px) {
  .ortho_img_txt {
    margin: 18px 0 0;
  }
}

/* 青背景 */
.sec_orth_inner { 
  background: url(../images/orthodontics/ortho_bg.webp) center center no-repeat;
  background-size: cover;
  padding: 40px 0;
}
.sec_orth_ttl_wrap {
  text-align: center;
}
.ortho_img_box02 {
  background: #fff;
  margin: 30px 0 0;
  padding: 20px 30px 40px;
}
.ortho_img_box02 p {
  margin: 25px 0 0;
  font-size: 12px;
  font-weight: normal;
  line-height: 2;
}
.ortho_img_ttl02 {
  font-size: 18px;
  text-align: center;
  font-weight: bold;
}
@media only screen and (min-width: 769px) {
  .ortho_img_box02 p {
    font-size: clamp(12px, 1.5vw, 18px);
  }
}
@media only screen and (min-width: 1280px) {
  .sec_orth_inner { 
    padding: 80px 0;
  }
  .ortho_img_box02 p {
    font-size: 18px;
  }
}

/* ポイント01 - 04 */
.txt_line {
  text-decoration: underline;
}
.img_box2_txt01 {
  font-size: 12px;
  margin: 18px 0 0;
  text-align: center;
  font-weight: normal;
}
.img_box2_txt02 {
  font-size: 12px;
  margin: 18px 0 0;
  font-weight: normal;
}
.sec_img_box2:not(:has(.img_box2_cap)) {
  padding-top: 35px;
}
.ortho_box03 {
  margin: 40px 0 0;
  padding: 30px 28px;
  border: 1px solid #000;
}
.ortho_desc_wrap {
  display: flex;
  flex-direction: column;
  gap: 15px 0;
}
.ortho_img_col03 img {
  width: 100%;
}
.ortho_desc03 {
  font-size: 12px;
  line-height: 2;
}
.ortho_desc03 + .ortho_desc03 {
  padding: 20px 0 0;
}
.txt_bg {
  color: #999
}
.ortho_box04 {
  background: #fff;
  margin: 30px 0 0;
  padding: 30px 28px;
}
.ortho_ttl04 {
  font-size: 18px;
  font-weight: bold;
  text-align: center;
}
.ortho_img_txt04 {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 15px 0;
  width: 100%;
  margin: 25px 0 0;
}
.ortho_txt_col .before_after_arrow {
  position: relative;
  width: 30px;
  height: 30px;
  margin: auto;
  color: #4FC1C9;
  transform: rotate(-90deg);
}
.ortho_txt_col {
  margin-block: auto;
}
.point_link_btn {
  margin: 40px auto 0;
  text-align: center;
}
.point_link_btn a {
  display: inline-block;
  background: #fff url(../images/common/fotter_nav_arrow.svg) 8% center no-repeat;
  background-size: 21px 3px;
  border: 1px solid #000;
  padding: 10px 30px 10px 40px;
  font-size: 14px;
}
.ortho_box05 {
  background: #fff;
  margin: 30px 0 0;
  padding: 30px 28px;
}
.ortho_img_txt05 {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 15px 0;
  width: 100%;
}
.ortho_img_txt05 figure img {
  width: 100%;
}
.ortho_img_col_l figcaption {
  margin: 20px 0 0;
  font-size: 12px;
  line-height: 2;
}
.ortho_img_col_r figcaption {
  margin: 20px 0 0;
  font-size: 12px;
  line-height: 2;
  text-align: center;
}
.ortho_img_col_r p {
  margin: 20px 0 0;
  padding: 17.5px 0;
  font-size: 12px;
  font-weight: normal;
  line-height: 1.5;
  border-top: 2px solid #4FC1C9;
  border-bottom: 2px solid #4FC1C9;
}
.ortho_img_box06 {
  background: #fff;
  margin: 30px 0 0;
  padding: 30px 28px;
}
.ortho_img_box06 .ortho_img_txt {
  margin: 0;
}
.ortho_img_box06 figcaption {
  background: unset;
  color: unset;
}
.ortho_img_box06 p {
  margin: 20px 0 0;
  font-size: 12px;
  font-weight: normal;
  line-height: 1.2;
}
@media only screen and (min-width: 769px) {
  .img_box2_txt01 {
    font-size: clamp(12px, 1.5vw, 16px);
  }
  .img_box2_txt02 {
    font-size: clamp(12px, 1.5vw, 16px);
  }
  .ortho_desc03 {
    font-size: clamp(12px, 1.5vw, 18px);
  }
  .ortho_box03 {
    padding: 30px 40px;
  }
  .ortho_desc_wrap {
    flex-direction: row;
    gap: 0 4%;
  }
  .ortho_img_col03 {
    width: 48%;
  }
  .ortho_ttl04 {
    font-size: clamp(18px, 2.3vw, 24px);
  }
  .ortho_img_txt04 {
    flex-direction: row;
    align-items: flex-start;
    gap: 0 1%;
    margin: 27px 0 0;
  }
  .ortho_img_txt04 figure {
    width: 46%;
  }
  .ortho_txt_col {
    width: 6%;
  }
  .ortho_txt_col .before_after_arrow {
    width: 50px;
    height: 50px;
    transform: rotate(180deg);
  }
  .point_link_btn {
    width: max-content;
  }
  .point_link_btn a {
    font-size: clamp(14px, 1.8vw, 18px);
  }
  .ortho_img_txt05 {
    flex-direction: row;
    align-items: flex-start;
    gap: 0 7%;
  }
  .ortho_img_col_l {
    width: 52%;
  }
  .ortho_img_col_r {
    width: 41%;
  }
  .ortho_img_col_l figcaption {
    font-size: clamp(12px, 1.5vw, 18px);
  }
  .ortho_img_col_r figcaption {
    font-size: clamp(12px, 1.5vw, 18px);
  }
  .ortho_img_col_r p {
    margin: 28px 0 0;
    font-size: clamp(12px, 1.5vw, 16px);
  }
  .ortho_img_box06 p {
    font-size: clamp(12px, 1.5vw, 16px);
  }
}
@media only screen and (min-width: 1025px) {
  .ortho_box04 {
    margin: 56px 0 0;
  }
  .point_link_btn a {
    background: #fff url(../images/common/fotter_nav_arrow.svg) 15% center no-repeat;
    background-size: initial;
    padding: 14px 60px 14px 80px;
  }
  .point_link_btn:hover a {
    background: #000 url(../images/common/fotter_nav_arrow_on.svg) 5% center no-repeat;
    background-size: initial;
    color: #fff;
    transition: all 1s ease-out;
  }
  .ortho_box05 {
    margin: 56px 0 0;
  }
  .ortho_img_box06 {
    margin: 56px 0 0;
  }
}
@media only screen and (min-width: 1280px) {
  .img_box2_txt01 {
    font-size: 16px;
  }
  .img_box2_txt02 {
    font-size: 16px;
  }
  .ortho_desc03 {
    font-size: 18px;
  }
  .ortho_box04 {
    margin: 40px 0 0;
    padding: 40px 59px;
  }
  .ortho_ttl04 {
    font-size: 24px;
  }
  .ortho_img_txt04 {
    margin: 18px 0 0;
  }  
  .point_link_btn a {
    font-size: 18px;
  }
  .ortho_box05 {
    margin: 40px 0 0;
    padding: 60px;
  }
  .ortho_img_col_l figcaption {
    font-size: 18px;
  }
  .ortho_img_col_r figcaption {
    font-size: 18px;
  }
  .ortho_img_col_r p {
    margin: 28px 0 0;
    font-size: 16px;
  }
  .ortho_img_box06 {
    margin: 40px 0 0;
    padding: 60px;
  }
  .ortho_img_box06 p {
    font-size: 16px;
  }
}