@charset "UTF-8";
.under_mv::after {
  background: url(../img/research/mv_research_sp.webp) no-repeat right center/auto 100%;
}
@media screen and (min-width: 768px) {
  .under_mv::after {
    background: url(../img/research/mv_research_pc.webp) no-repeat left center/auto 100%;
  }
}
.under_mv .under_mv_inner .under_mv_title_en {
  line-height: 35px;
  padding-bottom: 8px;
}
@media screen and (min-width: 768px) {
  .under_mv .under_mv_inner .under_mv_title_en {
    line-height: 68px;
  }
}

.research_intro {
  padding: 24px 0 56px;
}
@media screen and (min-width: 768px) {
  .research_intro {
    padding: 66px 0 83px;
  }
}
.research_intro_inner {
  display: flex;
  flex-direction: column;
  gap: 28px;
}
@media screen and (min-width: 768px) {
  .research_intro_inner {
    flex-direction: row;
    align-items: flex-start;
    gap: 71px;
  }
}
.research_intro_content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 40px;
}
@media screen and (min-width: 768px) {
  .research_intro_content {
    flex: 0 0 466px;
    align-items: flex-start;
    padding-top: 53px;
    gap: 56px;
  }
}
.research_intro_text {
  display: flex;
  flex-direction: column;
  align-self: stretch;
  gap: 25px;
}
@media screen and (min-width: 768px) {
  .research_intro_text {
    gap: 31px;
  }
}
.research_intro_title {
  font-size: 24px;
  font-weight: 300;
  line-height: 32px;
  color: #343434;
}
@media screen and (min-width: 768px) {
  .research_intro_title {
    font-size: 36px;
    line-height: 54px;
  }
}
.research_intro_desc {
  font-size: 14px;
  font-weight: 400;
  line-height: 27px;
  color: #343434;
}
@media screen and (min-width: 768px) {
  .research_intro_desc {
    font-size: 17px;
    line-height: 31px;
  }
}
.research_intro_btn {
  font-size: 14px;
}
@media screen and (min-width: 768px) {
  .research_intro_btn {
    font-size: 16px;
    align-self: flex-start;
  }
}
.research_intro_img {
  order: -1;
}
.research_intro_img img {
  width: 100%;
  height: auto;
  aspect-ratio: 335/210;
  border-radius: 10px;
  display: block;
  -o-object-fit: cover;
     object-fit: cover;
}
@media screen and (min-width: 768px) {
  .research_intro_img {
    order: 0;
    flex: 1;
    max-width: 663px;
  }
  .research_intro_img img {
    aspect-ratio: 663/468;
    border-radius: 15px;
  }
}

.research_core {
  position: relative;
  overflow: hidden;
  background-color: #204390;
  padding: 67px 0 50px;
}
@media screen and (min-width: 768px) {
  .research_core {
    padding: 106px 0 80px;
  }
}
.research_core::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url(../img/research/bg_core_research_sp_01.webp);
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
  z-index: 0;
}
@media screen and (min-width: 768px) {
  .research_core::before {
    background-image: url(../img/research/bg_core_research_01.webp);
  }
}
.research_core_deco {
  position: absolute;
  top: -1px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
  line-height: 0;
}
.research_core_deco img {
  display: block;
  width: 74px;
  height: 21px;
}
@media screen and (min-width: 768px) {
  .research_core_deco img {
    width: 114px;
    height: 32px;
  }
}
.research_core_inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 25px;
}
@media screen and (min-width: 768px) {
  .research_core_inner {
    gap: 29px;
  }
}
.research_core_title {
  font-size: 24px;
  font-weight: 300;
  line-height: 32px;
  color: #fff;
  text-align: center;
}
@media screen and (min-width: 768px) {
  .research_core_title {
    font-size: 36px;
    line-height: 54px;
  }
}
.research_core_desc {
  font-size: 14px;
  font-weight: 400;
  line-height: 27px;
  color: #fff;
  text-align: center;
}
@media screen and (min-width: 768px) {
  .research_core_desc {
    font-size: 16px;
    line-height: 32px;
  }
}

.research_technology {
  position: relative;
  overflow: hidden;
  padding: 40px 0 56px;
}
@media screen and (min-width: 768px) {
  .research_technology {
    padding: 60px 0 127px;
  }
}
.research_technology .container {
  position: relative;
  z-index: 1;
}
.research_technology_bg {
  position: absolute;
  top: 48%;
  left: 50%;
  width: 120%;
  height: 110%;
  background-image: url(../img/research/bg_technology_sp.webp);
  background-repeat: no-repeat;
  background-size: 100% 100%;
  background-position: center;
  z-index: 0;
  pointer-events: none;
  animation: researchTechnologyFloat 1.5s ease-in-out infinite alternate;
}
@media screen and (min-width: 768px) {
  .research_technology_bg {
    background-image: url(../img/research/bg_technology_01.webp);
  }
}
.research_technology_list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 56px;
}
@media screen and (min-width: 768px) {
  .research_technology_list {
    gap: 44px;
  }
}
.research_technology_item {
  display: flex;
  flex-direction: column;
  gap: 28px;
}
@media screen and (min-width: 768px) {
  .research_technology_item {
    flex-direction: row;
    align-items: center;
    gap: 54px;
  }
  .research_technology_item--reverse {
    flex-direction: row;
  }
  .research_technology_item--reverse .research_technology_item_img {
    order: 1;
  }
  .research_technology_item--reverse .research_technology_item_body {
    order: 2;
  }
  .research_technology_item:not(.research_technology_item--reverse) .research_technology_item_img {
    order: 2;
  }
  .research_technology_item:not(.research_technology_item--reverse) .research_technology_item_body {
    order: 1;
  }
}
.research_technology_item_img {
  border-radius: 10px;
  overflow: hidden;
  flex-shrink: 0;
}
.research_technology_item_img img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 335/205;
  -o-object-fit: cover;
     object-fit: cover;
  border-radius: 10px;
}
@media screen and (min-width: 768px) {
  .research_technology_item_img {
    width: 620px;
    border-radius: 20px;
  }
  .research_technology_item_img img {
    aspect-ratio: 620/380;
    border-radius: 20px;
  }
}
.research_technology_item_body {
  display: flex;
  flex-direction: column;
  gap: 28px;
}
@media screen and (min-width: 768px) {
  .research_technology_item_body {
    flex: 1;
    gap: 44px;
  }
}
.research_technology_item_head {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 18px;
}
@media screen and (min-width: 768px) {
  .research_technology_item_head {
    align-items: flex-end;
    gap: 22px;
  }
}
.research_technology_item_line {
  display: block;
  flex-shrink: 0;
  width: 2px;
  height: 20px;
  background-color: #204390;
}
.research_technology_item_title {
  font-size: 20px;
  font-weight: 300;
  line-height: 23px;
  color: #343434;
}
@media screen and (min-width: 768px) {
  .research_technology_item_title {
    font-size: 28px;
  }
}
.research_technology_item_desc {
  font-size: 14px;
  font-weight: 400;
  line-height: 26px;
  color: #343434;
}
@media screen and (min-width: 768px) {
  .research_technology_item_desc {
    font-size: 15px;
    line-height: 27px;
  }
}

@keyframes researchTechnologyFloat {
  from {
    transform: translate(-50%, -50%);
  }
  to {
    transform: translate(-50%, calc(-50% - 30px));
  }
}
@media (prefers-reduced-motion: reduce) {
  .research_technology_bg {
    animation: none;
    transform: translate(-50%, -50%);
  }
}
.research_report {
  position: relative;
  overflow: hidden;
  background-color: #204390;
  padding: 53px 0 60px;
}
@media screen and (min-width: 768px) {
  .research_report {
    padding: 96px 0 102px;
  }
}
.research_report::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url(../img/research/bg_research_report_01.webp);
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
  z-index: 0;
}
.research_report_inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.research_report_head {
  display: flex;
  flex-direction: column;
  align-self: stretch;
  gap: 27px;
  margin-bottom: 28px;
}
@media screen and (min-width: 768px) {
  .research_report_head {
    gap: 35px;
    margin-bottom: 44px;
  }
}
.research_report_title {
  font-size: 24px;
  font-weight: 300;
  line-height: 1.2;
  color: #fff;
  text-align: center;
}
@media screen and (min-width: 768px) {
  .research_report_title {
    font-size: 34px;
  }
}
.research_report_desc {
  font-size: 14px;
  font-weight: 400;
  line-height: 27px;
  color: #fff;
}
@media screen and (min-width: 768px) {
  .research_report_desc {
    font-size: 16px;
    line-height: 32px;
  }
}
.research_report_list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 17px;
  align-self: stretch;
  margin-bottom: 30px;
}
@media screen and (min-width: 768px) {
  .research_report_list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px 32px;
    margin-bottom: 57px;
  }
}
.research_report_item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 81px;
  padding: 19px 20px;
  background-color: #fff;
  border-radius: 10px;
  box-shadow: 0px 0px 30px 0px rgba(0, 0, 0, 0.6);
  text-decoration: none;
  transition: opacity 0.2s;
}
.research_report_item::after {
  content: "";
  flex-shrink: 0;
  margin-left: 16px;
  width: 7px;
  height: 7px;
  border-top: 2px solid #204390;
  border-right: 2px solid #204390;
  transform: rotate(45deg);
}
.research_report_item:hover {
  opacity: 0.85;
}
@media screen and (min-width: 768px) {
  .research_report_item {
    position: relative;
    justify-content: flex-start;
    min-height: 128px;
    padding: 0 92px 0 45px;
    border-radius: 15px;
  }
  .research_report_item::after {
    position: absolute;
    margin-left: 0;
    right: 28px;
    top: 50%;
    transform: translateY(-50%) rotate(45deg);
  }
}
.research_report_item_title {
  flex: 1;
  min-width: 0;
  font-size: 14px;
  font-weight: 500;
  line-height: 21px;
  color: #343434;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
}
@media screen and (min-width: 768px) {
  .research_report_item_title {
    font-size: 18px;
    line-height: 26px;
  }
}

.research_spread {
  background-color: #F0F1F7;
  padding: 50px 0 54px;
}
@media screen and (min-width: 768px) {
  .research_spread {
    padding: 81px 0 106px;
  }
}
.research_spread_head {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-bottom: 43px;
}
@media screen and (min-width: 768px) {
  .research_spread_head {
    margin-bottom: 40px;
    gap: 23px;
  }
}
.research_spread_title {
  font-size: 22px;
  font-weight: 300;
  line-height: 1.2;
  color: #343434;
}
@media screen and (min-width: 768px) {
  .research_spread_title {
    font-size: 26px;
  }
}
.research_spread_line {
  height: 1px;
  background: linear-gradient(90deg, rgb(169, 169, 169) 23%, rgb(255, 255, 255) 35%, rgb(78, 78, 78) 66%);
}
.research_spread_desc {
  font-size: 14px;
  font-weight: 400;
  line-height: 1.95;
  color: #343434;
  margin-bottom: 0;
}
@media screen and (min-width: 768px) {
  .research_spread_desc {
    font-size: 16px;
    line-height: 2;
    margin-bottom: 47px;
  }
}
.research_spread_diagram {
  width: calc(100% + 40px);
  margin-top: 10px;
  margin-left: -20px;
  margin-right: -20px;
}
@media screen and (min-width: 768px) {
  .research_spread_diagram {
    width: auto;
    margin: 0;
  }
}
.research_spread_diagram img {
  max-width: 1040px;
  width: 100%;
  height: auto;
  display: block;
  margin: 0 auto;
}
.research_spread_fields {
  display: flex;
  flex-wrap: nowrap;
  gap: 11px;
  margin-top: 5px;
}
@media screen and (min-width: 768px) {
  .research_spread_fields {
    justify-content: center;
    flex-wrap: wrap;
    gap: 28px;
    margin-top: 24px;
  }
}
.research_spread_fields_item {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 1;
  border-radius: 4px;
  background: linear-gradient(180deg, #204390 0%, #001950 100%);
  color: #fff !important;
  font-size: 12px;
  font-weight: 500;
  text-align: center;
  padding: 11px 0;
}
@media screen and (min-width: 768px) {
  .research_spread_fields_item {
    flex: 0 0 260px;
    height: 70px;
    font-size: 20px;
    border-radius: 10px;
  }
}

.report_search {
  margin-top: 8px;
  padding: 50px 0;
  background-color: #F4F4F4;
}
@media screen and (min-width: 768px) {
  .report_search {
    padding: 88px 0;
  }
}
.report_search_keyword {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  width: 100%;
  margin-bottom: 30px;
}
@media screen and (min-width: 768px) {
  .report_search_keyword {
    flex-direction: row;
    align-items: center;
    gap: 42px;
    margin-bottom: 58px;
  }
}
.report_search_keyword_label span {
  font-size: 18px;
  font-weight: 500;
  line-height: 1;
  letter-spacing: 0.05em;
}
@media screen and (min-width: 768px) {
  .report_search_keyword_label span {
    font-size: 21px;
  }
}
.report_search_keyword_input {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  height: 50px;
  background-color: #fff;
  border-radius: 5px;
  margin-top: 10px;
}
@media screen and (min-width: 768px) {
  .report_search_keyword_input {
    flex: 1;
    min-width: 0;
    padding: 6 16px;
    margin-top: 0;
    height: 60px;
  }
}
.report_search_keyword_input_submit {
  width: 34px;
  height: 50px;
  background-color: #fff;
  border-radius: 5px 0 0 5px;
  border: none;
  cursor: pointer;
  position: relative;
  flex-shrink: 0;
}
@media screen and (min-width: 768px) {
  .report_search_keyword_input_submit {
    width: 34px;
    height: 60px;
  }
}
.report_search_keyword_input_submit::before {
  content: "";
  position: absolute;
  top: 50%;
  right: 0px;
  transform: translateY(-50%);
  background: url(../img/icon_search.svg) no-repeat center/contain;
  width: 18px;
  height: 18px;
  filter: brightness(0) saturate(100%) invert(71%) sepia(6%) saturate(10%) hue-rotate(74deg) brightness(99%) contrast(78%);
}
.report_search_keyword_input input {
  flex: 1;
  min-width: 0;
  border: none;
  outline: none;
  background: transparent;
  font-size: 15px;
  font-weight: 500;
  line-height: 1;
  color: #343434;
}
.report_search_keyword_input input::-moz-placeholder {
  color: #A8A8A8;
}
.report_search_keyword_input input::placeholder {
  color: #A8A8A8;
}
.report_search_function {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.report_search_function_categories {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  min-height: 40px;
}
@media screen and (min-width: 768px) {
  .report_search_function_categories {
    flex-wrap: nowrap;
  }
}
.report_search_function_categories_btn {
  padding: 10px 26px;
  border: none;
  border-radius: 25px;
  background-color: #D7D7D7;
  font-size: 14px;
  font-weight: 500;
  line-height: 1;
  color: #343434;
  cursor: pointer;
  white-space: nowrap;
}
@media screen and (min-width: 768px) {
  .report_search_function_categories_btn {
    font-size: 16px;
    padding: 16px 26px;
  }
}
.report_search_function_categories_btn.is-active {
  background-color: #204390;
  color: #fff;
}
.report_search_function_categories_btn.is-disabled {
  pointer-events: none;
  opacity: 1;
}
.report_search_function_card {
  background-color: #fff;
  border-radius: 15px;
  padding: 30px 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
}
@media screen and (min-width: 768px) {
  .report_search_function_card {
    padding: 38px 64px 40px;
  }
}
.report_search_function_panel {
  display: none;
  flex-direction: column;
  align-items: center;
  gap: 40px;
  width: 100%;
}
.report_search_function_panel.is-active {
  display: flex;
}
.report_search_function_placeholder {
  width: 100%;
  font-size: 15px;
  font-weight: 500;
  line-height: 1.4;
  text-align: center;
  color: #343434;
}
@media screen and (min-width: 768px) {
  .report_search_function_placeholder {
    font-size: 16px;
  }
}
.report_search_function_items {
  display: flex;
  flex-direction: column;
  gap: 20px;
  width: 100%;
}
@media screen and (min-width: 768px) {
  .report_search_function_items {
    width: 100%;
  }
}
.report_search_function_row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px 24px;
}
@media screen and (min-width: 768px) {
  .report_search_function_row {
    gap: 16px 32px;
  }
}
.report_search_function_item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 500;
  line-height: 1.4;
  cursor: pointer;
}
@media screen and (min-width: 768px) {
  .report_search_function_item {
    font-size: 16px;
  }
}
.report_search_function_item_input {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.report_search_function_item_check {
  flex-shrink: 0;
  width: 21px;
  height: 21px;
  background-color: #D7D7D7;
  background-repeat: no-repeat;
  background-size: 100% 100%;
  transition: background-color 0.2s;
}
.report_search_function_item_input:checked + .report_search_function_item_check {
  background-color: #204390;
  background-image: url("data:image/svg+xml,%3Csvg width='21' height='21' viewBox='0 0 21 21' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M4 8.1L9.5 14L17 6' stroke='white' stroke-width='1.5'/%3E%3C/svg%3E");
}
.report_search_function_item_input:focus-visible + .report_search_function_item_check {
  outline: 2px solid #204390;
  outline-offset: 2px;
}
.report_search_function_btn {
  text-decoration: none;
}
.report_search_btn {
  margin-top: 40px;
}

.report_contents {
  padding: 16px 0 80px;
}
@media screen and (min-width: 768px) {
  .report_contents {
    padding: 26px 0 143px;
  }
}
.report_contents_list {
  margin-bottom: 58px;
}
@media screen and (min-width: 768px) {
  .report_contents_list {
    margin-bottom: 88px;
  }
}
.report_contents_item {
  padding: 20px 0 16px;
  border-bottom: 1px solid #B8B8B8;
  width: 100%;
}
@media screen and (min-width: 768px) {
  .report_contents_item {
    padding: 32px 0 20px;
  }
}
.report_contents_item_title {
  margin-top: 6px;
  font-size: 15px;
  font-weight: 500;
}
@media screen and (min-width: 768px) {
  .report_contents_item_title {
    margin-top: 10px;
    font-size: 17px;
  }
}
.report_contents_item:hover {
  background-color: #F0F1F7;
  opacity: 1;
}
.report_contents_item:hover .report_contents_item_title {
  color: #204390;
}

.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.page-item .page-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 41px;
  height: 41px;
  font-family: "Inter", sans-serif;
  font-weight: 500;
  font-size: 15px;
  background-color: #FFFFFF;
  color: #343434;
}
.page-item.active .page-link {
  background-color: #343434;
  color: #FFFFFF;
  cursor: default;
}
.page-item.active .page-link:hover {
  opacity: 1;
}
.page-item.page-item-prev .page-link.arrow, .page-item.page-item-next .page-link.arrow {
  background-color: transparent;
  position: relative;
  font-size: 0;
}
.page-item.page-item-prev .page-link.arrow::after, .page-item.page-item-next .page-link.arrow::after {
  content: "";
  display: block;
  width: 8px;
  height: 8px;
  border-top: 2px solid #343434;
  border-right: 2px solid #343434;
}
.page-item.page-item-prev .page-link.arrow::after {
  transform: rotate(-135deg);
}
.page-item.page-item-next .page-link.arrow::after {
  transform: rotate(45deg);
}
.page-item .page-link-ellipsis {
  cursor: default;
}
.page-item .page-link-ellipsis:hover {
  opacity: 1;
}

.report_title {
  background: linear-gradient(to bottom, transparent calc(100% - 47px), #fff calc(100% - 47px)), url(../img/research/bg_report.webp) no-repeat top center;
  background-size: auto, cover;
  padding-top: 30px;
  margin: 10px auto 70px;
}
@media screen and (min-width: 768px) {
  .report_title {
    background: linear-gradient(to bottom, transparent calc(100% - 47px), #fff calc(100% - 47px)), url(../img/research/bg_report.webp) no-repeat top center;
    padding-top: 70px;
    margin: 10px auto 30px;
  }
}
.report_title_container {
  display: flex;
  flex-direction: column;
  gap: 30px;
  max-width: 1140px;
  padding: 0 20px;
  margin: 0 auto;
}
@media screen and (min-width: 768px) {
  .report_title_container {
    flex-direction: row;
    justify-content: space-between;
  }
}
@media screen and (min-width: 768px) {
  .report_title_inner {
    padding-top: 42px;
  }
}
.report_title_date {
  font-weight: 500;
  color: #FFFFFF;
  margin-bottom: 30px;
}
.report_title_category {
  display: inline-block;
  line-height: 1;
  padding: 10px 18px;
  background: #FFFFFF;
  font-size: 13px;
  font-weight: 500;
  border-radius: 100vmax;
  width: -moz-fit-content;
  width: fit-content;
  margin-bottom: 12px;
}
@media screen and (min-width: 768px) {
  .report_title_category {
    font-size: 15px;
  }
}
.report_title_subtitle {
  font-size: 18px;
  color: #FFFFFF;
  margin-bottom: 6px;
}
@media screen and (min-width: 768px) {
  .report_title_subtitle {
    font-size: 22px;
  }
}
.report_title_main {
  font-size: 28px;
  font-weight: 400;
  line-height: 1.15;
  color: #FFFFFF;
  margin-bottom: 28px;
}
@media screen and (min-width: 768px) {
  .report_title_main {
    font-size: 40px;
  }
}
.report_title_author_text {
  font-weight: 500;
  line-height: 1.5;
  color: #FFFFFF;
  padding-left: 26px;
  position: relative;
}
.report_title_author_text::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background-color: #fff;
}
.report_title_img {
  max-width: 550px;
  width: 100%;
  height: 265px;
  overflow: hidden;
}
@media screen and (min-width: 768px) {
  .report_title_img {
    height: 385px;
  }
}
.report_title_img img {
  width: 100%;
  border-radius: 15px;
  height: 100%;
  -o-object-fit: cover;
     object-fit: cover;
}

.report_detail .report_block {
  margin-bottom: 86px;
}
.report_detail .report_block h3 {
  font-size: 22px;
  line-height: 1.2;
  position: relative;
  padding-left: 26px;
  margin-bottom: 24px;
}
@media screen and (min-width: 768px) {
  .report_detail .report_block h3 {
    font-size: 26px;
    padding-left: 36px;
    margin-bottom: 34px;
  }
}
.report_detail .report_block h3::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  transform: translateY(-50%);
  width: 22px;
  height: 4px;
  background: linear-gradient(-90deg, rgb(220, 29, 33) 19%, rgb(145, 0, 176) 56%, rgb(32, 67, 144) 82%);
}
@media screen and (min-width: 768px) {
  .report_detail .report_block h3::before {
    width: 28px;
  }
}
.report_detail .report_block h4, .report_detail .report_block h5, .report_detail .report_block h6 {
  margin-bottom: 16px;
}
.report_detail .report_block_txt {
  margin-bottom: 30px;
}
@media screen and (min-width: 768px) {
  .report_detail .report_block_txt {
    margin-bottom: 60px;
  }
}
.report_detail .report_block h4 {
  font-size: 20px;
  font-weight: 500;
  line-height: 1.2;
  margin-bottom: 16px;
}
.report_detail .report_block img {
  display: block;
  margin: 0 auto;
  max-width: 650px;
  width: 100%;
  height: auto;
  border: 1px solid #E2E2E2;
}
.report_detail .report_block figcaption {
  text-align: center;
  font-size: 14px;
  margin: 12px auto 30px;
  max-width: 650px;
  width: 100%;
}
@media screen and (min-width: 768px) {
  .report_detail .report_block figcaption {
    margin: 12px auto 56px;
  }
}

/* ▼ 固定目次ナビゲーション
--------------------------------------- */
.fix_index {
  position: fixed;
  right: 0;
  top: 25%;
  z-index: 998;
}
.fix_index_inner {
  position: relative;
  background: linear-gradient(0deg, rgb(234, 68, 71) 0%, rgb(109, 40, 123) 46%, rgb(21, 70, 177) 100%);
  width: 40px;
  border-radius: 10px 0 0 10px;
  display: flex;
  flex-direction: row-reverse;
  justify-content: space-between;
  gap: 10px;
  padding: 26px 10px 26px 20px;
  overflow: hidden;
  transition: width 0.3s ease;
}
@media screen and (min-width: 768px) {
  .fix_index_inner {
    width: 60px;
    padding: 36px 20px 36px 40px;
  }
}
.fix_index_header {
  cursor: pointer;
  flex-shrink: 0;
}
.fix_index_title {
  width: 100%;
  font-weight: 500;
  font-size: 16px;
  line-height: 1;
  color: #FFFFFF;
  writing-mode: vertical-rl;
  -webkit-writing-mode: vertical-rl;
  text-orientation: upright;
  -webkit-text-orientation: upright;
  letter-spacing: 0.1em;
  margin: 0;
}
@media screen and (min-width: 768px) {
  .fix_index_title {
    font-size: 19px;
  }
}
.fix_index_title span {
  display: inline-block;
  position: relative;
  padding-bottom: 30px;
}
@media screen and (min-width: 768px) {
  .fix_index_title span {
    padding-bottom: 40px;
  }
}
.fix_index_title span::after {
  content: "";
  position: absolute;
  bottom: 6px;
  left: 50%;
  margin-left: 1px;
  width: 6px;
  height: 6px;
  border-top: 2px solid #204390;
  border-right: 2px solid #204390;
  transform: translateX(-50%) rotate(225deg);
}
@media screen and (min-width: 768px) {
  .fix_index_title span::after {
    bottom: 8px;
    width: 8px;
    height: 8px;
  }
}
.fix_index_title span::before {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #fff;
  transform: translateX(-50%);
}
@media screen and (min-width: 768px) {
  .fix_index_title span::before {
    width: 25px;
    height: 25px;
  }
}
.fix_index_nav {
  display: none;
}
.fix_index .fix_index_inner.is_open {
  width: 213px;
}
@media screen and (min-width: 768px) {
  .fix_index .fix_index_inner.is_open {
    width: 313px;
  }
}
.fix_index .fix_index_inner.is_open .fix_index_title span::after {
  left: 44%;
  transform: translateX(-50%) rotate(45deg);
}
.fix_index .fix_index_inner.is_open .fix_index_nav {
  display: block;
}
.fix_index_list {
  display: none;
}
.fix_index_list.is_visible {
  display: block;
}
.fix_index_item a {
  display: block;
  font-weight: 500;
  color: #FFFFFF;
}
.fix_index_item_main {
  margin-bottom: 18px;
}
.fix_index_item_sub {
  margin-bottom: 8px;
  font-size: 13px;
}
@media screen and (min-width: 768px) {
  .fix_index_item_sub {
    font-size: 15px;
  }
}
.fix_index_item_sub_list {
  margin-top: 18px;
}
.fix_index_item:last-of-type .fix_index_item_main, .fix_index_item:last-of-type.fix_index_item_sub {
  margin-bottom: 0;
}