@charset 'utf-8';

/* *****************************

  solution ナビゲーション

 * *****************************/

 @media screen and (max-width: 768px) {

  .solution-nav {
    position: fixed;
    z-index: 101;
    top: 53px;
    left: 0;
  }

  .solution-nav ul {
    display: flex;
    padding: 0;
    margin: 0;
  }

  .solution-nav ul li {
    width: 33.33333%;
    list-style: none;
    box-shadow: -1.29px 1.53px 9px rgba(75, 75, 75, 38%);
  }

  .solution-nav ul li a {
    display: block;
  }

  .solution-nav ul li a img {
    width: 100%;
    height: auto;
  }

 }




/* *****************************

  ライフサイクル

 * *****************************/

#solution {
  position: relative;
  padding-bottom: 2vw;
}

#solution .solution {
  width: 43.46153846153846vw;
  height: auto;
}

#solution .lifecycle {
  padding: 8.24vw 0 6vw;
  background: url(/rd/carbon/solution/images/solution_bg.jpg) center center no-repeat;
  background-size: cover;
}

#solution .lifecycle-description {
  color: #fffefe;
  line-height: 1.7;
  margin: 1vw 0 0;
}

#solution .steps .steps-title {
  margin: 1vw 0 1vw;
  font-size: 2.25rem;
  font-weight: bold;
  color: #fff;
  text-align: center;
}

#solution .steps figure {
  text-align: center;
}

#solution .steps figure img {
  width: 68.923vw;
  height: auto;
}

#solution .steps ol {
  display: flex;
  justify-content: space-between;
  max-width: 64.61538461538461vw;
  margin: 2vw auto 0;
  padding: 0;
  list-style: none;
  color: #fff;
}

#solution .steps ol>li {
  position: relative;
  width: 33.2%;
  background: rgba(255, 255, 255, 90%);
}

#solution .steps ol>li a {
  display: block;
  width: 100%;
  height: 100%;
  padding: 1.8vw 2.3vw 1.08vw 4vw;
}

#solution .steps ol>li figure img {
  width: 10vw;
  height: 3.8vw;
  margin-left: -1.4vw;
}

#solution .box {
  width: 2.92vw;
  height: 2.92vw;
  margin: 1.5vw auto 0;
  background: url(/rd/carbon/solution/images/down-arrow.png) center center no-repeat#861d3c;
  background-size: 1.31vw;
}

#solution .box.adjust {
  position: absolute;
  left: 50%;
  bottom: 1.08vw;
  transform: translateX(-50%);
}

#solution .steps ul {
  margin: 0.9vw 0 0;
  padding: 0;
  list-style: none;
}

#solution .steps ul>li {
  position: relative;
  line-height: 2;
  color: #111;
  font-size: 0.875rem;
  font-weight: 500;
}

#solution .steps ul>li::before {
  position: absolute;
  content: "";
  display: block;
  top: 0.6153846153846154vw;
  left: -1.5384615384615385vw;
  width: 1.08vw;
  height: 0.85vw;
  background: url(/rd/carbon/solution/images/check.png) center left no-repeat;
  background-size: contain;
}

@media screen and (min-width: 1300px) {
  #solution .steps ul>li {
    font-size: 1.08vw;
  }
}

@media screen and (max-width: 768px) {
  #solution .solution {
    width: 75.46666666666667vw;
  }

  #solution .decoration {
    top: 21vw;
  }

  #solution .lifecycle {
    padding: 35.3vw 0 6vw;
  }

  #solution .lifecycle-description {
    margin: 2vw 0 0;
    font-size: 0.9375rem;
  }

  #solution .steps .steps-title {
    margin: 5.3vw 0 3vw;
    font-size: 1.125rem;
  }

  #solution .steps figure img {
    width: 100%;
  }

  #solution .steps ol {
    max-width: initial;
    margin: 4vw auto 0;
  }

  #solution .steps ol > li {
    width: 33%;
    padding: 1.8vw 2.3vw 1.08vw 5vw;
  }

  #solution .steps ol > li figure img {
    width: 19.5vw;
    height: 6.7vw;
  }

  #solution .steps ul > li {
    font-size: 2.4vw;
    line-height: 1.8;
  }

  #solution .steps ul > li::before {
    width: 1.87vw;
    height: 1.6vw;
    top: 2vw;
    left: -3vw;
  }

  #solution .box {
    width: 5.07vw;
    height: 5.07vw;
    background-size: 2vw;
  }
}


/* *******************

  複数カラムの部分

 * *******************/

/* step1とかの画像部分 */

#solution .step1 {
  left: -6vw;
  top: 0;
}

#solution .step2 {
  left: -6vw;
  top: 8.3vw;
}

#solution .step3 {
  left: -6vw;
  top: 8.4vw;
}

#solution .img-step1 {
  width: 32.08vw;
  height: auto;
}

#solution .title {
  color: #fff;
}

#solution .item {
  position: relative;
}

#solution .item:first-child {
  padding-top: 7.15vw;
}

#solution .item.second {
  padding-top: 14.38vw;
}

#solution .item-title {
  display: inline-block;
  position: relative;
  z-index: 10;
  top: 2.5vw;
  padding: 1vw 1vw 1vw 0;
  margin: 0;
  background: #fff;
}

#solution .item-wrap {
  position: relative;
  background: url(/rd/carbon/solution/images/solution_border_bg.jpg) center center no-repeat;
  background-size: cover;
  padding-top: 1vw;
}

#solution .item-wrap::before {
  display: block;
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 98%;
  height: 97%;
  background: #fff;
}

#solution .item-wrap .sub-title {
  position: relative;
  max-width: 80.76923076923077vw;
  margin: 3vw auto 0;
}

#solution .item-wrap .sub-title span {
  padding-bottom: 10px;
  border-bottom: 1px solid #262626;
  font-size: 1.5rem;
  font-weight: bold;
}

#solution ul.all_wrap {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  justify-content: space-between;
  list-style: none;
  max-width: 80.76923076923077vw;
  margin: 4vw auto 0;
  padding: 0;
}

#solution ul.all_wrap li.inner {
  width: auto;
  margin-top: 0;
}

#solution ul.all_wrap li ul {
  display: flex;
  flex-direction: row;
  list-style: none;
  margin: 0 0 4vw;
  padding: 0;
}

#solution ul.all_wrap li ul li.photo {
  width: 16.153846153846153vw;
  z-index: 10;
  position: relative;
}

#solution ul.all_wrap li ul li.bg_white {
  width: 23.923076923076923vw;
  z-index: 0;
  position: relative;
}

#solution ul.all_wrap li ul li.photo img {
  width: 16.153846153846153vw;
  height: 11.384615384615385vw;
}

#solution ul.all_wrap li ul li.bg_white {
  background-color: #fff;
  margin: 2vw 0 0 -2vw;
  box-shadow: 1.44px 1.39px 9px rgb(75 75 75 / 29%);
}
#solution ul.all_wrap li ul li.bg_white.reuse {
/*  height: 7.8vw;*/
    height: auto;
}

#solution ul.all_wrap li ul li.bg_white .catch {
  padding: 1.5vw 1.5vw 0.7vw 3vw;
}

#solution ul.all_wrap li ul li.bg_white .catch.reuse {
  padding: 1.7vw 1.5vw 0.7vw 4vw;
}

#solution ul.all_wrap li ul li.bg_white .catch h3 {
  font-size: 1.375rem;
}

#solution ul.all_wrap li ul li.bg_white .catch h3 span.small {
  font-size: 70%;
}

#solution ul.all_wrap li ul li.bg_white .borer_box {
  margin-right: 1vw;
  border-bottom: 1px solid #cccccc;
}

#solution ul.all_wrap li ul li.bg_white .text_box p {
  padding: 1.5vw 1.5vw 1.5vw 3vw;
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.7;
}

#solution ul.all_wrap li ul li.bg_white .linkbtn {
  padding: 0 1.5vw 0 3vw;
}

#solution ul.all_wrap li ul li.bg_white .linkbtn a {
  position: relative;
  display: block;
  color: white;
  text-align: center;
  padding: 0.5vw 0;
  margin-bottom: 1.5vw;
  background: url(/rd/carbon/shared/images/arrow.svg) center right 14px no-repeat #861d3c;
  background-size: 24px;
  font-size: 1rem;
  font-weight: 500;
}

#solution ul.all_wrap li ul li.bg_white .linkbtn a::after {
  content: '';
  display: inline-block;
  width: 24px;
  height: 6px;
  background-image: url(../images/link_icon.png);
  background-size: contain;
  background-position: right;
  vertical-align: middle;
  right: 30px;
  position: absolute;
  margin-top: 5px;

}

#solution ul.all_wrap li ul li.bg_white .linkbtn a:hover {
  opacity: 0.7;
}

/* PC */
@media only screen and (min-width: 769px) {


  body>div.allwrap>section#solution>div.item>ul>li:nth-child(6)>ul,
  body>div.allwrap>section#solution>div.item>ul>li:nth-child(7)>ul,
  body>div.allwrap>section#solution>div.item>ul>li:nth-child(8)>ul {
    margin-bottom: 2vw;
  }
}

/* SP */
@media only screen and (max-width: 768px) {
  #solution {
    background: url("../images/bg_03_pc.jpg");
    background-position: center top;
    background-repeat: no-repeat;
    background-size: cover;
    position: relative;
    background-attachment: fixed;
    padding: 0;

  }

  #solution .step1 {
    left: -4vw;
    top: 0;
  }

  #solution .step2 {
    left: -4vw;
    top: 13.2vw;
  }

  #solution .step3 {
    left: -4vw;
    top: 13.4vw;
  }

  #solution .img-step1 {
    width: 55.733333333333334vw;
    height: auto;
  }

  #solution .title img {
    max-width: 79.2vw;
    width: 100%;
    height: auto;
    margin-left: -6vw;
  }

  #solution .item-title {
    position: relative;
    top: 3.3vw;
    left: 50%;
    transform: translateX(-50%);
    padding: 0 3vw 1vw 3vw;
    font-size: 1.125rem;
  }

  #solution .item {
    max-width: 100%;
  }

  #solution .item:first-child {
    padding-top: 16.15vw;
  }

  #solution .item.second {
    padding-top: 28vw;
  }

  #solution .item-wrap.long {
    padding-bottom: 5vw;
  }

  #solution .item-wrap::before {
    width: 96%;
    height: 99%;
  }

  #solution .item-wrap .sub-title {
    margin: 5vw auto 0;
  }

  #solution .item-wrap .sub-title span {
    padding-bottom: 7px;
    font-size: 0.9375rem;
  }

  #solution ul.all_wrap {
    display: flex;
    flex-direction: column;
    flex-wrap: wrap;
    justify-content: space-between;
    margin-top: 12vw;
  }

  #solution ul.all_wrap li.inner {
    width: 100%;
  }

  #solution ul.all_wrap li ul {
    display: flex;
    flex-direction: row;
    margin-bottom: 11vw;
    justify-content: space-between;
  }

  #solution ul.all_wrap li ul li.photo {
    width: auto;
    z-index: 10;
    position: relative;
  }

  #solution ul.all_wrap li ul li.bg_white {
    width: 50.7vw;
    z-index: 0;
    position: relative;
  }

  #solution ul.all_wrap li ul li.bg_white.reuse {
    height: 14.8vw;
    padding: 1.7vw 1.5vw 0.7vw 7vw;
  }

  #solution ul.all_wrap li ul li.photo img {
    position: absolute;
    top: -4vw;
    width: 34.4vw;
    height: auto;
  }

  #solution ul.all_wrap li ul li.bg_white {
    background-color: white;
    margin: 0;
  }

  #solution ul.all_wrap li ul li.bg_white .catch {
    padding: 4vw 4vw 1.5vw 8vw;
  }

  #solution ul.all_wrap li ul li.bg_white .catch h3 {
    font-size: 0.8125rem;
  }

  #solution ul.all_wrap li ul li.bg_white .catch h3 span.small {
    font-size: 50%;
    margin-top: 0;
    display: block;
  }

  #solution ul.all_wrap li ul li.bg_white .borer_box {
    margin-right: 1vw;
    border-bottom: 1px solid #cccccc;
  }

  #solution ul.all_wrap li ul li.bg_white .text_box p {
    padding: 2vw 4vw 2vw 8vw;
    margin: 0;
    font-size: 9px;
  }

  #solution ul.all_wrap li ul li.bg_white .linkbtn {
    padding: 1vw 4vw 2vw 8vw;
  }

  #solution ul.all_wrap li ul li.bg_white .linkbtn a {
    display: block;
    background-color: #861d3c;
    color: white;
    text-align: center;
    font-size: 0.5625rem;
    padding: 0.8vw 0;
    margin-bottom: 1.5vw;
    background: url(/rd/carbon/shared/images/arrow.svg) center right 14px no-repeat #861d3c;
    background-size: 14px;
  }

  #solution ul.all_wrap li ul.reverse {
    display: flex;
    flex-direction: row-reverse;
    margin-bottom: 28vw;
    justify-content: space-between;
  }

  #solution ul.all_wrap li ul.reverse li.photo {
    width: 82%;
    z-index: 10;
    position: relative;
  }

  #solution ul.all_wrap li ul.reverse li.photo img {
    max-width: 49.933vw;
  }

  #solution ul.all_wrap li ul.reverse li.bg_white {
    background-color: white;
    margin: -8vw -10vw -10vw 0vw;
  }

  #solution ul.all_wrap li ul.reverse li.bg_white .catch {
    padding: 6vw 15vw 0 4vw;
  }

  #solution ul.all_wrap li ul.reverse li.bg_white .borer_box {
    margin-right: 1vw;
    border-bottom: 1px solid #cccccc;
  }

  #solution ul.all_wrap li ul.reverse li.bg_white .text_box p {
    padding: 2vw 15vw 0 4vw;
    margin: 0;
  }

  #solution ul.all_wrap li ul.reverse li.bg_white .linkbtn {
    padding: 1vw 15vw 6vw 4vw;
  }

  #solution ul.all_wrap li ul.reverse li.bg_white .linkbtn a::after {
    right: 27%;
  }
}


/* **********************

  現在進行中の研究テーマ

 * **********************/
 .theme_wrap {
  margin-top: 4vw;
  padding: 2.15vw 3.69vw;
  background: #F1F1F1;
 }

 .theme_wrap h3 {
   margin-bottom: 1.4vw;
 }

.theme_wrap .block {
  border-top: 1px solid #524f4f;
}

.theme_wrap .block p.gray {
  margin: 0;
  position: relative;
}

.theme_wrap .block .gray span {
  position: absolute;
  top: 0;
  padding: 0.4vw 2vw;
  margin: 0;
  background-color: #524f4f;
  color: #fff;
  font-family: "Hiragino Kaku Gothic ProN";
  font-weight: 600;
}

.theme_wrap .block a {
  display: block;
}

.theme_wrap .block a {
  position: relative;
  display: inline-block;
  text-decoration: none;
  color: #861d3c;
  padding: 2vw 2vw 0 2vw;
}

.theme_wrap .block .research_theme {
  position: relative;
  display: inline-block;
  text-decoration: none;
  color: #161616;
  padding: 2vw 2vw 0 2vw;
}

.theme_wrap .block p {
  font-size: 1.23vw;
  margin: 1.562vw 0;
  line-height: 1.8;
  text-align: left;
  font-family: "Hiragino Kaku Gothic ProN";
  font-weight: 300;
}

@media screen and (min-width: 1300px) {
  .theme_wrap .block p {
    font-size: 1rem;
  }
}

.theme_wrap .block p + p {
  margin: 0;
}

.theme_wrap .block a::after {
  position: absolute;
  bottom: 1.8vw;
  left: 0;
  right: 0;
  content: '';
  width: 98%;
  height: 24px;
  background: #524e4e;
  opacity: 0.2;
  transform: scale(0, 1);
  transform-origin: left top;
  transition: transform .3s;
  margin-left: 1vw;
}

.theme_wrap .block a:hover::after {
  transform: scale(1, 1);
}

.theme_wrap .block a img {
  display: inline-block;
  width: 1.31vw;
  height: 1.23vw;
  margin: 0.615vw 0 0 0.77vw;
}

@media screen and (min-width: 1300px) {
  .theme_wrap .block a img {
    display: inline-block;
    width: 17px;
    height: 16px;
    margin: 8px 0 0 10px;
  }
}

/* SP */
@media only screen and (max-width: 768px) {

  .theme_wrap {
    padding: 5vw 5vw 2vw;
    margin-top: 7vw;
  }

  .theme_wrap h3 {
    font-size: 0.9375rem;
    margin-bottom: 4.4vw;
  }

  .theme_wrap .block {
    border-top: 1px solid #a9a9a9;
  }

  .theme_wrap .block p {
    font-size: 0.75rem;
  }

  .theme_wrap .block p.gray {
    position: relative;
    margin: 0;
    font-size: 0.75rem;
  }

  .theme_wrap .block .gray span {
    color: white;
    background-color: #524e4e;
    padding: 0.4vw 4vw;
    margin: 0;
    position: absolute;
    top: 0;
  }

  .theme_wrap .block a {
    display: block;
  }

  .theme_wrap .block a {
    position: relative;
    display: inline-block;
    text-decoration: none;
    color: #861d3c;
    padding: 6vw 2vw 2vw 2vw;
  }

  .theme_wrap .block .research_theme {
    position: relative;
    display: inline-block;
    text-decoration: none;
    padding: 6vw 2vw 2vw 2vw;
  }

  .theme_wrap .block a::after {
    position: absolute;
    bottom: 20px;
    left: 0;
    right: 0;
    content: '';
    width: 98%;
    height: 54px;
    background: #524e4e;
    opacity: 0.2;
    transform: scale(0, 1);
    transform-origin: left top;
    transition: transform .3s;
    margin-left: 1vw;
  }

  .theme_wrap .block a:hover::after {
    transform: scale(1, 1);
  }

  .theme_wrap .block a img {
    display: inline-block;
    width: 15px;
    height: 15px;
    margin-left: 5px;
  }
}