@charset "UTF-8";
@media print, screen and (min-width: 769px) {
  .sp {
    display: none !important;
  }
}

@media screen and (max-width: 768px) {
  .pc {
    display: none !important;
  }
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.research-contents {
  position: relative;
}
@media print, screen and (min-width: 769px) {
  .research-contents {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    padding: 80px 40px !important;
  }
}
@media screen and (min-width: 769px) and (max-width: 1600px) {
  .research-contents {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media screen and (min-width: 769px) and (max-width: 1080px) {
  .research-contents {
    grid-template-columns: repeat(1, 1fr);
  }
}
@media screen and (max-width: 768px) {
  .research-contents {
    display: flex;
    flex-direction: column;
    gap: 20px;
    padding: 40px 20px !important;
  }
}

.research-content {
  display: flex;
  flex-direction: column;
  box-sizing: border-box;
  margin: 0 auto;
  background-color: #fff;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  position: relative;
  overflow: hidden;
}
@media print, screen and (min-width: 769px) {
  .research-content {
    border-radius: 16px;
  }
}
@media screen and (max-width: 768px) {
  .research-content {
    padding-bottom: 40px;
    width: 100%;
    border-radius: 12px;
  }
}
.research-content__title {
  font-size: 28px;
  font-weight: 700;
  color: #fff;
  line-height: 1.5;
  text-align: left;
  position: relative;
}
@media screen and (max-width: 768px) {
  .research-content__title {
    font-size: 20px;
  }
}
.research-content__title small {
  display: block;
  font-size: 72%;
  font-weight: 400;
}
.research-content__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-color: #099;
  box-sizing: border-box;
}
@media print, screen and (min-width: 769px) {
  .research-content__header {
    gap: 30px;
    margin-bottom: 30px;
    padding: 20px 20px;
    height: 140px;
  }
}
@media screen and (max-width: 768px) {
  .research-content__header {
    margin-bottom: 20px;
    padding: 20px 20px;
    width: 100%;
  }
}
.research-content__main {
  padding: 0 20px;
  position: relative;
  z-index: 1;
}
@media screen and (max-width: 768px) {
  .research-content__main {
    display: block;
    gap: 0;
  }
}
.research-content__intro {
  flex: 1;
  order: 1;
}
@media screen and (max-width: 768px) {
  .research-content__intro {
    order: 2;
    margin-bottom: 32px;
  }
}
.research-content__researcher {
  text-align: center;
  flex-shrink: 0;
}
.research-content__researcher img {
  box-sizing: border-box;
  width: 80px;
  height: 80px;
  -o-object-fit: cover;
     object-fit: cover;
  border-radius: 50%;
  margin-bottom: 8px;
  display: block;
  margin-left: auto;
  margin-right: auto;
}
@media screen and (max-width: 768px) {
  .research-content__researcher img {
    width: 60px;
    height: 60px;
  }
}
.research-content__researcher-name {
  font-size: 14px;
  font-weight: 500;
  color: #fff;
}
@media screen and (max-width: 768px) {
  .research-content__researcher-name {
    font-size: 14px;
  }
}
.research-content__researcher-post {
  font-size: 14px;
  color: #fff;
  font-weight: 400;
  margin-left: 4px;
}
@media screen and (max-width: 768px) {
  .research-content__researcher-post {
    font-size: 12px;
  }
}
.research-content__text {
  font-size: 16px;
  line-height: 1.8;
  text-align: justify;
}
@media print, screen and (min-width: 769px) {
  .research-content__text {
    margin-bottom: 20px;
  }
}
@media screen and (max-width: 768px) {
  .research-content__text {
    font-size: 14px;
    line-height: 1.7;
    margin-bottom: 20px;
  }
}
.research-content__figure {
  display: block;
  margin: 0 0 40px 0;
  text-align: center;
  position: relative;
  cursor: pointer;
}
@media screen and (max-width: 768px) {
  .research-content__figure {
    margin: 0 0 32px 0;
  }
}
.research-content__figure.framed {
  padding: 6px;
}
.research-content__figure.boxed {
  padding: 20px;
}
.research-content__figure img {
  box-sizing: border-box;
  vertical-align: bottom;
  transition: transform 0.3s ease;
  max-width: 100%;
}
@media print, screen and (min-width: 769px) {
  .research-content__figure img {
    height: 240px;
  }
}
@media screen and (max-width: 768px) {
  .research-content__figure img {
    height: 200px;
  }
}
.research-content__figure:hover img {
  opacity: 0.8;
}
.research-content__icon-overlay {
  position: absolute;
  bottom: 14px;
  right: 14px;
  display: block;
  width: 32px;
  height: 32px;
  z-index: 2;
  background-color: rgba(0, 0, 0, 0.7);
  border-radius: 50%;
  transition: opacity 0.3s ease;
  pointer-events: none;
  display: flex;
  align-items: center;
  justify-content: center;
}
@media screen and (max-width: 768px) {
  .research-content__icon-overlay {
    width: 28px;
    height: 28px;
    bottom: 8px;
    right: 8px;
  }
}
.research-content__icon-overlay svg {
  width: 16px;
  height: 16px;
}
@media screen and (max-width: 768px) {
  .research-content__icon-overlay svg {
    width: 14px;
    height: 14px;
  }
}
.research-content__themes {
  padding: 0 20px;
  position: relative;
  z-index: 2;
}
.research-content__themes h3 {
  font-size: 20px;
  font-weight: 600;
  color: #333;
  padding-left: 16px;
  position: relative;
}
@media screen and (max-width: 768px) {
  .research-content__themes h3 {
    font-size: 16px;
    padding-left: 12px;
  }
}
.research-content__themes h3::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 20px;
  background: #099;
  border-radius: 2px;
}
@media screen and (max-width: 768px) {
  .research-content__themes h3::before {
    width: 3px;
    height: 16px;
  }
}
.research-content__theme-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.research-content__theme-list li {
  position: relative;
  padding: 10px 0 10px 20px;
  border-bottom: 1px solid #f0f0f0;
  font-size: 15px;
  line-height: 1.6;
  color: #555;
}
@media screen and (max-width: 768px) {
  .research-content__theme-list li {
    padding: 10px 0 10px 20px;
    font-size: 13px;
    line-height: 1.5;
  }
}
.research-content__theme-list li:last-child {
  border-bottom: none;
}
.research-content__theme-list li::before {
  content: "●";
  position: absolute;
  left: 0;
  top: 18px;
  color: #099;
  font-size: 8px;
}
@media screen and (max-width: 768px) {
  .research-content__theme-list li::before {
    top: 14px;
    font-size: 6px;
  }
}
.research-content__footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  text-align: center;
  margin-top: auto;
}
@media print, screen and (min-width: 769px) {
  .research-content__footer {
    margin-top: 40px;
    padding-bottom: 30px;
  }
}
@media screen and (max-width: 768px) {
  .research-content__footer {
    flex-direction: column;
    align-items: center;
    margin-top: 32px;
  }
}
.research-content__external-link {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  background: linear-gradient(135deg, #4A90E2, #357ABD);
  color: #fff;
  text-decoration: none;
  padding: 12px 32px;
  min-width: 160px;
  max-width: 100%;
  border-radius: 25px;
  font-size: 14px;
  font-weight: 500;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  gap: 8px;
}
@media screen and (max-width: 768px) {
  .research-content__external-link {
    padding: 10px 24px;
    font-size: 12px;
  }
}
.research-content__external-link span {
  position: relative;
  z-index: 2;
}
.research-content__external-link::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.2), rgba(255, 255, 255, 0.1));
  transition: left 0.3s ease;
  z-index: 1;
}
.research-content__external-link:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(74, 144, 226, 0.3);
}
.research-content__external-link:hover::before {
  left: 0;
}
.research-content__external-link:active {
  transform: translateY(0);
}
.research-content__external-link:focus {
  outline: 2px solid #4A90E2;
  outline-offset: 2px;
}
.research-content__icon {
  position: relative;
  z-index: 2;
  flex-shrink: 0;
}

.research-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.8);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 9999;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}
.research-modal.active {
  opacity: 1;
  visibility: visible;
}
.research-modal__content {
  position: relative;
  max-width: 90%;
  max-height: 90%;
  background-color: #fff;
  border-radius: 12px;
  transform: scale(0.8);
  transition: transform 0.25s ease;
}
@media screen and (max-width: 768px) {
  .research-modal__content {
    max-width: 95%;
    max-height: 95%;
  }
}
.research-modal.active .research-modal__content {
  transform: scale(1);
}
.research-modal__image {
  display: block;
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  -o-object-fit: contain;
     object-fit: contain;
  border-radius: 12px;
}
.research-modal__close {
  position: absolute;
  background-color: rgb(255, 255, 255);
  border: none;
  border-radius: 50%;
  color: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.3s ease;
  z-index: 10;
}
@media print, screen and (min-width: 769px) {
  .research-modal__close {
    top: -44px;
    right: -44px;
    width: 40px;
    height: 40px;
  }
}
@media screen and (max-width: 768px) {
  .research-modal__close {
    top: -7.8125vw;
    right: 0;
    width: 5.2083333333vw;
    height: 5.2083333333vw;
  }
}
.research-modal__close:hover {
  transform: scale(1.1);
}
.research-modal__close::before, .research-modal__close::after {
  content: "";
  position: absolute;
  height: 2px;
  background-color: #000;
  transform: rotate(45deg);
}
@media print, screen and (min-width: 769px) {
  .research-modal__close::before, .research-modal__close::after {
    width: 20px;
  }
}
@media screen and (max-width: 768px) {
  .research-modal__close::before, .research-modal__close::after {
    width: 2.6041666667vw;
  }
}
.research-modal__close::after {
  transform: rotate(-45deg);
}

body.modal-open {
  overflow: hidden;
}