@charset "UTF-8";
/* CSS Document */

/* main
-----------------------------------------------*/
#main .inner {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 60px;
  max-width: 1280px;
  height: 700px;
  margin: 90px auto 0;
  padding: 0 40px;
}
#main .inner::before {
  content: "";
  position: absolute;
  top: 0;
  right: 40px;
  z-index: -1;
  width: 100%;
  max-width: 1000px;
  height: 100%;
  background-image: url(/img/index/bgi-main.jpg?2610011909);
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
  border-radius: 20px;
}
#main .inner .txt-area {
  width: fit-content;
  margin-top: 3px;
  margin-right: 40px;
  padding: 20px 30px;
  background-color: #fff;
}
#main .inner .txt-area h2 {
  margin-bottom: 30px;
  font-size: 50px;
  line-height: 1.2;
}
#main .inner .txt-area p {
  font-size: 16px;
  line-height: 2.0;
}
#main .inner .main-btn {
  display: flex;
  gap: 20px;
  margin-left: 30px;
}
#main .inner .main-btn .btn a {
  width: 200px;
}
@media (max-width: 768px) {
  #main .inner {
    justify-content: flex-end;
    gap: 20px;
    height: 500px;
    margin: 67px auto 0;
    padding: 0 20px;
  }
  #main .inner::before {
    right: 0px;
    border-radius: 0;
  }
  #main .inner .txt-area {
    margin-left: -20px;
    margin-right: 0px;
    padding: 15px;
  }
  #main .inner .txt-area h2 {
    margin-bottom: 10px;
    font-size: 28px;
  }
  #main .inner .txt-area p {
    font-size: 14px;
  }
  #main .inner .main-btn {
    gap: 15px;
    margin-left: 0;
    margin-bottom: 20px;
  }
  #main .inner .main-btn .btn a {
    width: 160px;
  }
}



/* box
-----------------------------------------------*/
section {
  margin: 0 auto;
}
section:has(.box) {
  max-width: 1440px;
}
section .box {
  display: flex;
  align-items: center;
  gap: 40px;
  max-width: 1360px;
  padding-right: 40px;
  box-sizing: content-box;
}
section .box .img-box {
  width: calc((80 / 136) * 100%);
  flex-shrink: 0;
}
section .box .img-box img {
  width: 100%;
}
section .box .txt-box {
  box-sizing: content-box;
}
@media (max-width: 768px) {
  section .box {
    display: flex;
    flex-direction: column;
    gap: 20px;
    padding: 0 20px;
    box-sizing: border-box;
  }
  section .box .img-box {
    width: 100%;
  }
  section .box .txt-box {
    box-sizing: border-box;
  }
}



/* lead 
-----------------------------------------------*/
#lead {
  margin-top: 150px;
}
#lead .txt-box {
  margin-top: 3px;
}
#lead ul {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 19px 0;
}
@media (max-width: 768px) {
  #lead {
    margin-top: 100px;
  }
#lead .txt-box {
    margin-top: 0;
  }
  #lead ul {
    gap: 5px;
    margin: 10px 0;
  }
}



/* flow
-----------------------------------------------*/
#flow {
  margin-top: 344px;
}
#flow h3 {
  text-align: center;
}
#flow ul {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 50px;
  width: fit-content;
  margin: 150px auto 0;
}
#flow ul::before {
  content: "";
  position: absolute;
  top: -50px;
  left: 30px;
  display: block;
  width: 10px;
  height: calc(100% + 98px);
  background-color: #eee;
}
#flow ul li {
  display: flex;
}
#flow ul li .flow-number {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 70px;
  height: 70px;
  background: linear-gradient(175deg, #E4D571 -3%, #EFF2D2 5%, #7EBAB8 110%);
  border-radius: 50%;
  color: #fff;
  font-family: "Roboto Condensed", sans-serif;
  font-size: 30px;
  font-weight: bold;
  text-align: center;
  line-height: 2.0;
}
#flow ul li .flow-number::after {
  content: "";
  position: absolute;
  top: 35px;
  left: 70px;
  display: block;
  width: 60px;
  height: 1px;
  background-color: #7EBAB8;
}
#flow ul li .flow-contents {
  display: flex;
  gap: 40px;
  margin-left: 90px;
}
#flow ul li .flow-contents .txt-box {
  width: 310px;
  margin-top: 20px;
}
#flow ul li .flow-contents .txt-box h4 {
  margin-bottom: 10px;
}
#flow ul li .flow-contents .txt-box h4 span {
  font-size: 18px;
}
#flow ul li .flow-contents .txt-box p span {
  display: block;
  width: fit-content;
  margin-top: 10px;
  padding: 10px 20px;
  border-radius: 10px;
  font-size: 14px;
  line-height: 1.5;
}
#flow ul li:nth-child(1) .flow-contents .txt-box p span,
#flow ul li:nth-child(3) .flow-contents .txt-box p span,
#flow ul li:nth-child(4) .flow-contents .txt-box p span {
  background-color: #f0edd8;
}
#flow ul li:nth-child(2) .flow-contents .txt-box p span,
#flow ul li:nth-child(5) .flow-contents .txt-box p span,
#flow ul li:nth-child(6) .flow-contents .txt-box p span {
  background-color: #d2e8e5;
}
#flow ul li:nth-child(7) .flow-contents .txt-box p span {
  background-color: #cfdce7;
}
#flow ul li .flow-contents .img-box {
  width: 200px;
}
#flow ul li .flow-contents .img-box img {
  width: 100%;
}
@media (max-width: 768px) {
  #flow {
    margin-top: 150px;
  }
  #flow ul {
    gap: 50px;
  }
  #flow ul::before {
    top: -40px;
    left: 17px;
    width: 6px;
    height: calc(100% + 80px);
  }
  #flow ul li .flow-number {
    width: 40px;
    height: 40px;
    font-size: 24px;
    flex-shrink: 0;
  }
  #flow ul li .flow-number::after {
    top: 20px;
    left: 40px;
    width: 30px;
  }
  #flow ul li .flow-contents {
    flex-direction: column;
    align-items: flex-end;
    gap: 5px;
    width: 100%;
    margin-left: 45px;
  }
  #flow ul li .flow-contents .txt-box {
    width: 100%;
    margin-top: 10px;
  }
  #flow ul li .flow-contents .txt-box h4 {
    margin-bottom: 8px;
  }
  #flow ul li .flow-contents .txt-box h4 span {
    font-size: 16px;
  }
  #flow ul li .flow-contents .txt-box p span {
    margin-top: 10px;
    padding: 8px 15px;
    border-radius: 8px;
    font-size: 12px;
  }
  #flow ul li .flow-contents .img-box {
    width: 150px;
  }
}




/* can
-----------------------------------------------*/
#can {
  margin-top: 300px;
  text-align: center;
}
#can .inner > img {
  width: 100%;
  max-width: 800px;
  margin: 100px auto 0;
}
@media (max-width: 768px) {
  #can {
    margin-top: 150px;
  }
  #can .inner > img {
    width: 140%;
    margin-top: 70px;
    margin-left: -20%;
  }
}



/* function
-----------------------------------------------*/
#function {
  margin-top: 100px;
  padding: 100px 0;
  background-color: #f8fbfa;
}
#function ul {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 40px;
  margin-top: 40px;
}
#function ul li {
  display: flex;
  align-items: center;
  gap: 20px;
  text-align: left;
  line-height: 1.2;
}
#function ul li img {
  width: 100px;
  height: 100px;
  background-color: #fff;
  border-radius: 8px;
}
#function .btn {
  margin-top: 80px;
}
@media (max-width: 768px) {
  #function {
    margin-top: 70px;
    padding: 70px 0;
  }
  #function ul {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    grid-template-columns: 1fr;
    gap: 20px;
    width: fit-content;
    margin: 20px auto 0;
  }
  #function ul li {
    display: flex;
    align-items: center;
    text-align: left;
    line-height: 1.2;
  }
  #function .btn {
    margin-top: 40px;
  }
}



/* use
-----------------------------------------------*/
#use {
  margin-top: 100px;
}
#use ul {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 60px;
  margin-top: 40px;
}
#use ul li {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 40px;
  width: 100%;
  line-height: 1.2;
}
#use ul li img {
  width: 80%;
  height: auto;
}
#use .btn {
  margin-top: 80px;
}
@media (max-width: 768px) {
  #use {
    margin-top: 70px;
  }
  #use ul {
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 20px;
  }
  #use .btn {
    margin-top: 40px;
  }
}



/* reason
-----------------------------------------------*/
#reason {
  margin-top: 150px;
}
#reason ul {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 19px 0;
}
#reason .btn {
  margin-top: 16px;
}
@media (max-width: 768px) {
  #reason {
    margin-top: 70px;
  }
  #reason ul {
    margin: 10px 0;
  }
  #reason .btn {
    margin-top: 10px;
  }
}



/* prototype
-----------------------------------------------*/
#prototype {
  margin-top: 300px;
}
@media (max-width: 768px) {
  #prototype {
    margin-top: 150px;
  }
}



/* development
-----------------------------------------------*/
#development {
  margin-top: 294px;
}
#development .inner {
  display: flex;
  flex-direction: column;
  align-items: center;
}
#development .inner h3,
#development .inner h3 + p {
  width: 100%;
}
#development ul {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr 1fr;
  gap: 20px;
  width: 100%;
  margin-top: 75px;
}
#development ul li {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  padding: 60px 15px 40px;
  background-color: #d2e8e5;
  border-radius: 10px;
  text-align: center;
}
#development ul li .flow-number {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  justify-content: center;
  align-items: center;
  width: 70px;
  height: 70px;
  background-color: #fff;
  border: 1px solid #7ebab8;
  border-radius: 50%;
  color: #7ebab8;
  font-family: "Roboto Condensed", sans-serif;
  font-size: 30px;
  font-weight: bold;
  text-align: center;
  line-height: 2.0;
}
#development ul li img {
  width: 100px;
  height: 100px;
  background-color: #fff;
  border-radius: 8px;
}
#development ul li p {
  margin-top: 20px;
  font-size: 14px;
  text-align: center;
}
#development .btn {
  margin-top: 40px;
}
@media (max-width: 1080px) {
  #development ul {
    grid-template-columns: 1fr;
    gap: 60px;
    width: 100%;
    max-width: 500px;
  }
  #development ul li {
    gap: 10px;
  }
}
@media (max-width: 768px) {
  #development {
    margin-top: 150px;
  }
  #development ul {
    gap: 50px;
    width: 100%;
    margin-top: 75px;
  }
  #development ul li {
    gap: 10px;
    padding: 50px 10px 20px;
    background-color: #d2e8e5;
    border-radius: 10px;
  }
  #development ul li .flow-number {
    width: 60px;
    height: 60px;
    font-size: 24px;
  }
  #development ul li p {
    margin-top: 10px;
  }
}



/* column
-----------------------------------------------*/
#column {
  margin-top: 300px;
  text-align: center;
}
#column ul  {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: 40px;
  margin-top: 40px;
}
#column ul li {
  display: flex;
  flex-direction: column;
  width: 100%;
  text-align: left;
}
#column ul li img {
  width: 100%;
  aspect-ratio: 270 / 135;
  object-fit: cover;
  background-color: #d9d9d9;
}
#column ul li h3 {
  margin: 5px 0 10px;
  font-size: 14px;
  font-weight: normal;
  line-height: 1.2;
  color: #000;
}
#column ul li p {
  font-size: 12px;
  line-height: 1.5;
  color: #000;
}
#column .btn {
  margin-top: 60px;
}
@media (max-width: 768px) {
  #column {
    margin-top: 150px;
  }
  #column ul  {
    grid-template-columns: 1fr;
    gap: 20px;
    margin-top: 20px;
  }
  #column .btn {
    margin-top: 30px;
  }
}



/* fade
-----------------------------------------------*/
#main .inner::before,
#main .inner .txt-area,
#main .inner .main-btn,
section .ttl,
section .inner > p,
section .inner > img,
section .box .img-box,
section .box p,
section ul li,
section .btn {
  transform: translateY(40px);
  opacity: 0;
  transition: all 0.5s;
}
#main .inner.fade::before,
#main .inner.fade .txt-area,
#main .inner.fade .main-btn,
section .ttl.fade,
section .inner > p.fade,
section .inner > img.fade,
section .box .img-box.fade,
section .box p.fade,
section ul.fade li,
section .btn.fade {
  transform: translateY(0);
  opacity: 1;
}



#main .inner.fade::before {
  transition-delay: 0s;
}
#main .inner.fade .txt-area {
  transition-delay: 0.3s;
}
#main .inner.fade .main-btn {
  transition-delay: 0.6s;
}

section ul.fade li:first-child {
  transition-delay: 0s;
}
section ul.fade li:nth-child(2) {
  transition-delay: 0.3s;
}
section ul.fade li:nth-child(3) {
  transition-delay: 0.6s;
}
section ul.fade li:nth-child(4) {
  transition-delay: 0.9s;
}
section ul.fade li:nth-child(5) {
  transition-delay: 1.2s;
}
section ul.fade li:nth-child(6) {
  transition-delay: 1.5s;
}
section ul.fade li:nth-child(7) {
  transition-delay: 1.8s;
}
section ul.fade li:nth-child(8) {
  transition-delay: 2.1s;
}
section ul.fade li:nth-child(9) {
  transition-delay: 2.4s;
}
section ul.fade li:nth-child(10) {
  transition-delay: 2.7s;
}

#function ul.fade li:nth-child(2),
#column ul.fade li:nth-child(2) {
  transition-delay: 0.1s;
}
#function ul.fade li:nth-child(3),
#column ul.fade li:nth-child(3) {
  transition-delay: 0.2s;
}
#function ul.fade li:nth-child(4),
#column ul.fade li:nth-child(4) {
  transition-delay: 0.3s;
}
#function ul.fade li:nth-child(5),
#column ul.fade li:nth-child(5) {
  transition-delay: 0.4s;
}
#function ul.fade li:nth-child(6),
#column ul.fade li:nth-child(6) {
  transition-delay: 0.5s;
}
#function ul.fade li:nth-child(7),
#column ul.fade li:nth-child(7) {
  transition-delay: 0.6s;
}
#function ul.fade li:nth-child(8),
#column ul.fade li:nth-child(8) {
  transition-delay: 0.7s;
}
#function ul.fade li:nth-child(9),
#column ul.fade li:nth-child(9) {
  transition-delay: 0.8s;
}
#function ul.fade li:nth-child(10),
#column ul.fade li:nth-child(10) {
  transition-delay: 0.9s;
}

section .box ul.fade li:first-child,
section .box ul.fade li:nth-child(2),
section .box ul.fade li:nth-child(3),
section .box ul.fade li:nth-child(4),
section .box ul.fade li:nth-child(5),
section .box ul.fade li:nth-child(6),
section .box ul.fade li:nth-child(7),
section .box ul.fade li:nth-child(8),
section .box ul.fade li:nth-child(9),
section .box ul.fade li:nth-child(10) {
  transition-delay: 0s;
}