/* base
------------------------------------ */
body {
  font-family: 'Noto Sans JP', sans-serif;
  color: #000;
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  -khtml-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

@media (min-width:769px) {
  body {
    font-size: 1rem;
  }
}


a {
  text-decoration: none;
  color: #fff;
}

a,
a:hover,
a i {
  color: #000;
  transition: all 0.3s;
}

img {
  max-width: 100%;
  height: auto;
  vertical-align: bottom;
}

ul {
  list-style: none;
}

.flex {
  display: flex;
  align-items: center;
}

h3 {
  width: 60%;
  font-size: 1.75rem;
  text-align: center;
  margin: 0 auto 2rem;
  color: #2e4618;
  padding-bottom: .5rem;
  border-bottom: 2px solid #fff;
}

h4 {
  font-size: 1.25rem;
  text-align: center;
  margin: 1rem auto;
  color: #2e4618;
}

@media (min-width:769px) {
  .no-pc {
    display: none;
  }

}

h4 span {
  font-weight: 400;
  font-size: 1rem;
  line-height: 1.75;
}

h4 i {
  margin-right: .25rem;
}

.center {
  display: flex;
  justify-content: center;
}

img {
  pointer-events: none;
}

.animate__animated {
  opacity: 0;
}

.num {
  font-family: 'Barlow Condensed';
}

.topic-tag {
  display: flex;
  row-gap: .75rem;
  column-gap: .25rem;
  font-size: .75rem;
  flex-wrap: wrap;
}

.topic-tag-item {
  position: relative;
  padding: .25rem .5rem;
  color: white;
  background: #2e4618;
  animation-name: fadeIn;
  animation-duration: 2s;
  animation-fill-mode: both;
}

.topic-tag-item::before {
  font-family: 'bootstrap-icons';
  content: "\F4EA";
  color: white;
  margin-right: .5rem;
  margin-top: .25rem;
}


/* header
------------------------------------ */
.header {
  background-color: rgba(151, 150, 135, 1%);
  padding-left: .5rem;
}

.header-logo {
  width: 10rem;
  max-width: 300px;
}

/* cover
-------------------------------- */
.cover {
  width: 100%;
  position: relative;
}


.cover img {
  opacity: 0.9;
  object-fit: cover;
  height: 70vh;
  width: 100%;
}


.sub-title {
  position: absolute;
  bottom: 4rem;
  left: 25%;
  font-size: 1.5rem;
  color: #fff;
  line-height: 1;
}

.sub-title b {
  font-size: 2rem;
  text-shadow: 2px 2px 1px #2e4618;
}

@media (min-width:769px) and (max-width:1023px) {
  .sub-title {
    font-size: 1.875rem;
  }

  .sub-title b {
    font-size: 2.5rem;
  }
}

@media (min-width:1024px) {
  .sub-title {
    font-size: 2rem;
  }

  .sub-title b {
    font-size: 2.25rem;
  }
}
.sub-title-slide {
  animation-name: fadeIn;
  animation-duration: 0.7s;
  animation-fill-mode: both;
  display: block;
}

.sub-title-slide:nth-child(1) {
  animation-delay: 0.5s;
}

.sub-title-slide:nth-child(3) {
  animation-delay: 1s;
}

.sub-title-slide:nth-child(5) {
  animation-delay: 1.5s;
}

.sub-title-slide:nth-child(7) {
  animation-delay: 2s;
}

@keyframes fadeIn {
  0% {
    opacity: 0;
    transform: translateY(50%);
  }

  100% {
    opacity: 1;
    transform: translateY(0);
  }
}
.slider {
  position: relative;
}

.slider .slick-dots {
  position: absolute;
  bottom: 10px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  margin-bottom: 0;
}

.slider.slick-dotted.slick-slider {
  margin-bottom: 0;
}

/* servive
---------------------------- */
.service {
  background-color: #cfd9c6;
  padding: 2rem .5rem;

}

.service ul {
  color: #2e4618;
  line-height: 2;
  list-style: square;
  font-weight: 500;
  margin: 0 auto;
  max-width: 26.5rem;
  padding-left: 2rem;
}

@media (min-width:769px) {
  .service ul {
    max-width: 60%;
    margin: 1rem auto;
  }
}

/* solution
----------------------------- */
.solution {
  padding: 2rem 2rem 3rem;
}

.solution h3 {
  border-bottom: 2px solid #cfd9c6;
}


.solution ul {
  list-style: circle;
  line-height: 2.2;
  border: 1px solid #2e4618;
  border-radius: 1rem;
  padding: 1rem 2rem;
  margin-bottom: 3rem;
}

@media (min-width:769px) {
  .solution ul {
    width: 60%;
    margin: 2rem auto 3rem;
  }
}

.solution .contact {
  text-align: left;
}

@media (min-width:769px) {

  .solution .contact,
  .solution .contact-text {
    width: 60%;
    margin-left: auto;
    margin-right: auto;
  }
}

.solution-image {
  margin: 2rem auto;
  text-align: center;
}

@media (min-width:769px) {
  .solution-image img {
    width: 60%;
  }
}

/* step
---------------------------- */
.step-lead {
  display: block;
  color: #2e4618;
  text-align: center;
  margin-top: 2.5rem;
  font-weight: 500;
}

@media (min-width:769px) {
  .step-lead {
    display: block;
    width: 60%;
    margin: 1rem auto;
  }
}

.step-container {
  display: flex;
  flex-direction: column;
  gap: .5rem;
  margin: 1rem auto 3rem;
}

@media (min-width:769px) {
  .step-container {
    flex-direction: row;
    width: 90%;
  }
}

@media (min-width:1600px) {
  .step-container {
    width: 80%;
  }
}

@media (min-width:1600px) {
  .step-container {
    width: 60%;
  }
}

.step {
  border: .025rem solid #ddd;
  padding: .5rem 2rem;
  text-align: center;
  width: 100%;
}

@media (min-width:769px) {
  .step {
    border-radius: 1rem;
    padding: 2rem;
    width: calc(100%/3);
    border-radius: none;
  }
}

.step-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: .5rem;
  min-width: 70%;
  margin: 0 auto 1rem;
}

@media (min-width:769px) {
  .step-header {
    flex-direction: column;
  }
}

.step-title {
  color: #333;
  font-size: 1.125rem;
}

.step-number {
  width: 2.5rem;
  height: 2rem;
  background-color: #cfd9c6;
  color: #2e4618;
  box-shadow: .125rem .125rem #2e4618;
  display: flex;
  justify-content: center;
  align-items: center;
  font-weight: bold;
}

@media (min-width:769px) {
  .step-number {
    height: 2.5rem;
    margin: 0 auto 1rem;
    border-radius: 50%;
  }
}

.step-icon {
  font-size: 2rem;
  color: #2e4618;
}

@media (min-width:769px) {
  .step-icon {
    font-size: 4rem;
  }
}

.step-content {
  color: #666;
  font-size: .75rem;
}

@media (min-width:769px) {
  .step-content {
    text-align: left;
    font-size: 1cap;
  }
}

/* research
---------------------------- */
.research {
  background-color: #cfd9c6;
  padding: 2rem 2rem 3rem;
}

.research a {
  cursor: pointer;
}

.research a:hover {
  opacity: 0.5;
}

.research-lead::before {
  content: ">>>";
  margin-right: .5rem;
  color: #2e4618;
}

.research-lead a {
  margin-left: .25rem;
  text-decoration: underline;
  color: #2e4618;
  font-weight: 500;
}

.research-lead {
  text-align: center;
  font-weight: 500;
}

@media (min-width:769px) {
  .research-lead {
    max-width: 60%;
    margin: 1rem auto 1rem;
    text-align: left;
  }
}


.research-list {
  position: relative;
  max-width: 26.5rem;
  margin: 4rem auto 0;
}

.article .research-list {
  max-width: 100%;
}

@media (min-width:769px) {
  .research-list {
    max-width: 60%;
    margin: 4rem auto 2rem;
  }

}


.new-article {
  position: absolute;
  display: block;
  width: 30%;
  max-width: 10rem;
  padding: .25rem 0;
  left: -2%;
  top: -2.5rem;
  background-color: #fff;
  color: #2e4618;
  text-align: center;
  transform: rotate(-7deg);
  font-family: 'Barlow Condensed';
  box-shadow: .25rem .25rem .25rem #2e4618;
}

.research-list .num {
  color: #707070;
  margin-right: 1rem;
}

.research-list .research-list-item {
  margin-top: .5rem;
  font-weight: 400;
}

.research-list .research-list-item .accordion-title {
  position: relative;
  padding: .1rem .25rem;
  border-bottom: 1px solid #2e4618;
  cursor: pointer;
}

.research-list .research-list-item .accordion-title::after {
  position: absolute;
  top: 25%;
  right: .25rem;
  width: 1rem;
  height: 1rem;
  content: "＋";
  display: flex;
  justify-content: center;
  align-items: center;
  color: #fff;
  background-color: #2e4618;
  font-size: .75rem;
  line-height: 1;
  padding-bottom: .1rem;
  cursor: pointer;
}


.research-list .research-list-item.open .accordion-title {
  font-weight: 500;
}

.research-list .research-list-item.open .accordion-title::after {
  content: '－';
  cursor: pointer;
}

.research-list .research-list-item .accordion-content {
  display: none;
  margin: .5rem .5rem 1rem .5rem;
}

.research-list .research-list-item .accordion-content .topic-tag {
  row-gap: .25rem;
}


.research-list .research-list-item .accordion-content .topic-tag {
  margin-bottom: .25rem;
}

.research-list-link {
  margin-top: 1rem;
  color: #2e4618;
}

.research-list-link a {
  color: #2e4618;
}
.research-list-link i {
  color: #2e4618;
  margin: 0 .25rem;
}

.readmore {
  justify-content: end;
  margin: 0 0 0 auto;
  color: #2e4618;
  animation-name: fadeIn;
  animation-duration: .5s;
  animation-fill-mode: both;
  animation-delay: .75s;
}


.readmore a {
  color: #2e4618;
}

.readmore a:hover {
  background-color: rgba(255, 255, 255, 90%);
}

.readmore-button {
  font-size: .875rem;
  font-family: 'Barlow Condensed';
  font-weight: 500;
  padding: .1rem;
  border: 1px solid #2e4618;
  box-shadow: 1px 1px 1px #909090;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 30%;
  margin-left: .25rem;
}


.readmore-button i {
  margin-left: .25rem;
  color: #2e4618;
}

.research .button {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-top: 2rem;
}

.research .button a {
  border: 1px solid #2e4618;
  border-radius: 2rem;
  box-shadow: 3px 3px 3px #707070;
  padding: .5rem;
  background-color: #fff;
  min-width: 12rem;
  width: 40%;
  text-align: center;
  font-family: 'Barlow Condensed';
}

.research .button span {
  color: #2e4618;
  font-weight: 700;
}

.research .button i {
  color: #2e4618;
  font-weight: 700;
  margin-left: .25rem;
}

.research .button a:hover {
  background-color: #2e4618;
  color: #cfd9c6;
  border: 1px solid #fff;
  opacity: 1;
  box-shadow: 3px 3px 3px #fff;
}

.research .button a:hover span,
.research .button a:hover i {
  color: #fff;
}

.index-insta {
  margin-top: 2rem;
}


/* about
-------------------------- */
.about {
  padding: 2rem;
}

.about h3 {
  border-bottom: 2px solid #cfd9c6;
}

.about p {
  width: 60%;
  margin: 1.5rem auto;
}

.about p small {
  color: #707070;
}

.article-list-about {
  text-align: center;
}

/* footer
-------------------------- */
footer {
  text-align: center;
  font-size: .75rem;
  color: #707070;
  border-top: 5px solid #707070;
  padding-top: 2rem;
  padding-bottom: 3rem;
}

footer img {
  width: 10rem;
  max-width: 300px;
}

/* article
--------------------------------------- */
.article-header {
  border-bottom: 5px solid #cfd9c6;
  margin-bottom: 2rem;
}

.article {
  width: 90%;
  margin: 0 auto;
}

@media (min-width:769px) {
  .article {
    width: 60%;
    margin: 1.5rem auto;
  }
}

.article h2 {
  width: 60%;
  font-size: 1.75rem;
  text-align: center;
  color: #2e4618;
  padding-bottom: .5rem;
  border-bottom: 2px solid #707070;
  margin: 1rem auto 2rem;
}

@media (min-width:769px) {
  .article h2 {
    width: 100%;
    line-height: 1.75;
    font-size: 2.25rem;
    margin-bottom: 3rem;
  }
}


.article h3 {
  width: 100%;
  font-size: 1.75rem;
  margin-bottom: 1rem;
}

.article h3 span {
  color: #707070;
  margin-right: .75rem;
  font-size: 1rem;
}

.article h3 small {
  margin-left: .5rem;
  font-size: 1.25rem;
}

@media (min-width:769px) {
  .article h3 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
  }

  .article h3 span {
    margin-right: 2rem;
    font-size: 1.5rem;
  }

  .article h3 small {
    margin-left: 1.5rem;
    font-size: 2rem;
  }
}

.article .map {
  text-align: center;
}

.article .map iframe {
  max-width: 100%;
  margin: 0 auto 2rem;
}



.article dl {
  display: flex;
  justify-content: flex-start;
  margin-bottom: .25rem;
}


.article dl dt {
  color: #2e4618;
  font-weight: 500;
  width: 20%;
  text-align: right;
  margin-right: 1rem;
}

.article dl dd {
  width: 80%;
}

.article .date {
  color: #707070;
}

.diagram {
  text-align: center;
  margin: 2rem auto 4rem;
}

.diagram img {
  max-width: 100%;
  vertical-align: top;
}

.diagram img+img {
  margin-top: 3rem;
  margin-left: 1rem;
}

@media (max-width:768px) {
  .sp-small {
    width: 60%;
  }

  .diagram img+img {
    margin-top: 1rem;
    margin-left: 0;
  }
}

.diagram p {
  display: block;
  color: #2e4618;
  margin: .5rem auto 2rem;
  font-size: .5rem;
  font-style: italic;
}

.diagram p b {
  font-weight: 500;
}

@media (min-width:769px) {
  .diagram p {
    font-size: .75rem;
  }
}

.article .photos,
.article .topic {
  margin-bottom: 3rem;
}

.article .photos h4,
.article .topic h4 {
  text-align: left;
  font-size: 1.25rem;
  color: #2e4618;
}

.article .photos h4 i,
.article .topic h4 i {
  margin-right: .5rem;
}


.article .topic-list {
  margin-left: 2rem;
  list-style-type: disc;
  color: #333;
  text-align: left;
}

.article .topic-list li {
  margin-top: .25rem;
}

.article .topic .topic-inner {
  margin-top: 1rem;
  margin-left: 1rem;
  font-size: .75rem;
  color: #333;
}

.article .topic .topic-link {
  margin-top: .25rem;
  margin-left: 1rem;
  color: #2e4618;
}



.article .topic-tag {
  margin-bottom: .75rem;
}

.article .prevnext {
  border-top: 2px solid #2e4618;
  padding-top: 3rem;
  font-weight: 500;
  margin-bottom: 3rem;
}

.prevnext ul li {
  margin-bottom: .25rem;
}

.prevnext ul li .flex {
  align-items: start;
  gap: .5rem;
}

.prevnext .tag {
  color: #2e4618;
  font-family: 'Barlow Condensed';
  padding-top: .1rem;
}

.prevnext .num {
  color: #707070;
  padding-top: .1rem;
}

#map {
  height: 400px;
  width: 100%;
  margin: 1rem auto;
}
@media (max-width:768px) {
  #map {
    margin: 1rem auto 2rem;
  }
}


.map-num {
  display: block;
  font-weight: bold;
  color: #707070;
  text-align: center;
  font-size: 1rem;
}

.map-lead {
  font-size: .75rem;
  color: #2e4618;
  text-align: center;
  line-height: 1;
}

.advanced-map-num {
  padding: .5rem;
  position: relative;
  border-radius: .5rem;
  z-index: 2;
}
.advanced-map-num::after {
content: "";
position: absolute;
left: 50%;
top: 90%;
transform: translate(-50%, 0);
width: 0;
height: 0;
border-left: .5rem solid transparent;
border-right: .5rem solid transparent;
border-top: .5rem solid #2e4618;
z-index: 1;
}

.advanced-map-num--green {
  color: #fff;
  background-color: #2e4618;
}
.advanced-map-num--green.advanced-map-num::after{
  border-top: .5rem solid #2e4618;
}
.advanced-map-num--light {
  color: #2e4618;
  background-color: #cfd9c6;
}
.advanced-map-num--light.advanced-map-num::after {
  border-top: .5rem solid #cfd9c6;
}
.advanced-map-num--gray {
  color: #fff;
  background-color: #666;
}
.advanced-map-num--gray.advanced-map-num::after {
  border-top: .5rem solid #666;
}