@font-face {
  font-family: 'LexendDeca Black';
  src: url('../fonts/LexendDeca-Black.ttf') format('truetype');
  font-weight: 900;
  font-style: normal;
}

@font-face {
  font-family: 'NotoSans JP Thin';
  src: url('../fonts/NotoSansJP-Thin.ttf') format('truetype');
  font-weight: 100;
  font-style: normal;
}

@font-face {
  font-family: 'NotoSans JP Black';
  src: url('../fonts/NotoSansJP-Black.ttf') format('truetype');
  font-weight: 900;
  font-style: normal;
}

@font-face {
  font-family: 'NotoSans JP Regular';
  src: url('../fonts/NotoSansJP-Regular.ttf') format('truetype');
  font-style: normal;
}

@keyframes scrolldown {
  from {
      transform: rotateY(0deg) rotateZ(0deg) translate(0, 0);
      opacity: 0.5;
  }
  50% {
      opacity: 1;
  }
  to {
      transform: rotateY(0deg) rotateZ(0deg) translate(0px, 20px);
      opacity: 0;
  }
}

body {
  font-family: 'NotoSans JP Black', 'Oswald Bold', sans-serif;
  background: #3e89d0;
}

body * {
  margin: 0;
  padding: 0;
  width: 100%;
  box-sizing: border-box;
  line-height: 1.5;
}

.img-full-width {
  width: 100%;
}

img.blend-image {
  mix-blend-mode: overlay;
  pointer-events: none;
}

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

.container {
  position: relative;
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 30px;
  z-index: 10;
}

.pc {
  display: block;
}

.sp {
  display: none;
}

.hidden {
  display: none;
}

.bg-white {
  background-color: #ffffff;
}

a:hover {
  opacity: 0.7;
  transition: 0.3s all;
}

header {
  position: absolute;
  left: 0;
  top: 0;
  width: 240px;
  height: 120px;
  padding: 0;
  margin: 0;
  z-index: 1000;
}

.logo-link {
  display: block;
  width: 100%;
  background-color: #fff;
}

.logo-link img {
  width: 100%;
  object-fit: contain;
}

.firstview {
  position: relative;
  z-index: 600;
}

.firstview-container {
  position: relative;
  max-width: 1440px;
  width: 100%;
  margin: 0 auto;
}

.firstview::before {
  content: "";
  position: absolute;
  inset: 0;
  background: url('../images/bg_fv.png') no-repeat top center fixed;
  background-size: 100% auto !important;
  z-index: 0;
  -webkit-mask-image: linear-gradient(to bottom, rgba(0,0,0,1) calc(100% - 200px), rgba(0,0,0,0) 100%);
  mask-image: linear-gradient(to bottom, rgba(0,0,0,1) calc(100% - 200px), rgba(0,0,0,0) 100%);
  -webkit-mask-repeat: no-repeat;
  mask-repeat: no-repeat;
  -webkit-mask-size: 100% 100%;
  mask-size: 100% 100%;
}

.scroll {
  position: absolute;
  width: 100px;
  right: 30px;
  top: 705px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  gap: 10px;
}

.scroll div {
  writing-mode: sideways-rl;
  font-family: 'LexendDeca Black';
  font-size: 14px;
  color: #000;
  line-height: 100px;
}

.scroll img {
  width: auto;
  height: 90px;
  animation: scrolldown 2s infinite;
}

.section {
  position: relative;
  margin-top: -250px;
  padding-top: 700px;
  background-size: 100% auto !important;
}

.section::before {
  content: "";
  position: absolute;
  inset: 0;
  background-size: cover !important;
  z-index: 0;
  -webkit-mask-image: linear-gradient(to bottom, rgba(0,0,0,1) calc(100% - 200px), rgba(0,0,0,0) 100%);
  mask-image: linear-gradient(to bottom, rgba(0,0,0,1) calc(100% - 200px), rgba(0,0,0,0) 100%);
  -webkit-mask-repeat: no-repeat;
  mask-repeat: no-repeat;
  -webkit-mask-size: 100% 100%;
  mask-size: 100% 100%;
}

.section::after {
  content: "";
  position: absolute;
  inset: 0;
  background-size: 100% auto !important;
  z-index: 0;
  -webkit-mask-image: linear-gradient(to bottom, rgba(0,0,0,0) 0px, rgba(0,0,0,1) 200px, rgba(0,0,0,1) 100%);
  mask-image: linear-gradient(to bottom, rgba(0,0,0,0) 0px, rgba(0,0,0,1) 200px, rgba(0,0,0,1) 100%);
  -webkit-mask-repeat: no-repeat;
  mask-repeat: no-repeat;
  -webkit-mask-size: 100% 100%;
  mask-size: 100% 100%;
}

.section.advance {
  z-index: 500;
}

.section.advance::before {
  background: url('../images/bg_advance.png') no-repeat top center fixed;
}

.course-list {
  position: relative;
  padding: 0 100px 71px;
  background-color: #ffffff;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  align-items: flex-start;
  gap: 20px;
}

.course-item {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border-top: 5px solid #000000;
  border-left: 5px solid #000000;
  border-right: 5px solid #000000;
  border-bottom: 5px solid #000000;  
  cursor: pointer;
}
.course-item.selected .course-item-real {
  border-bottom: none;
}
.course-item.selected[data-color='#dc5d78'] {
  background-color: #dc5d78;
}
.course-item.selected[data-color='#e48b65'] {
  background-color: #e48b65;
}
.course-item.selected[data-color='#d8c260'] {
  background-color: #d8c260;
}
.course-item.selected[data-color='#a4ca73'] {
  background-color: #a4ca73;
}
.course-item.selected[data-color='#6ab892'] {
  background-color: #6ab892;
}
.course-item.selected[data-color='#59b0e2'] {
  background-color: #59b0e2;
}
.course-item.selected[data-color='#6e71af'] {
  background-color: #6e71af;
}

.course-item-real {
  width: 100%;
  aspect-ratio: 1;
  padding: 25px 0 5px;
}
.selected .course-item-real {
  border-bottom: none;
  padding: 25px 0 0;
}

.course-item .course-item-link {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  display: none;
  width: 100%;
}
.course-item.selected .course-item-link {
  display: block;
}

.course-item-header {
  padding: 0 25px;
}

.course-item-tag {
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-family: 'NotoSans JP Black';
  font-size: 30px;
  font-weight: 500;
}
.course-item[data-color='#dc5d78'] .course-item-tag {
  background-color: #dc5d78;
}
.course-item[data-color='#e48b65'] .course-item-tag {
  background-color: #e48b65;
}
.course-item[data-color='#d8c260'] .course-item-tag {
  background-color: #d8c260;
}
.course-item[data-color='#a4ca73'] .course-item-tag {
  background-color: #a4ca73;
}
.course-item[data-color='#6ab892'] .course-item-tag {
  background-color: #6ab892;
}
.course-item[data-color='#59b0e2'] .course-item-tag {
  background-color: #59b0e2;
}
.course-item[data-color='#6e71af'] .course-item-tag {
  background-color: #6e71af;
}

.course-item.selected[data-color='#dc5d78'] .course-item-tag,
.course-item.selected[data-color='#e48b65'] .course-item-tag,
.course-item.selected[data-color='#d8c260'] .course-item-tag,
.course-item.selected[data-color='#a4ca73'] .course-item-tag,
.course-item.selected[data-color='#6ab892'] .course-item-tag,
.course-item.selected[data-color='#59b0e2'] .course-item-tag,
.course-item.selected[data-color='#6e71af'] .course-item-tag {
  background-color: #ffffff;
}
.course-item.selected[data-color='#dc5d78'] .course-item-tag {
  color: #dc5d78;
}
.course-item.selected[data-color='#e48b65'] .course-item-tag {
  color: #e48b65;
}
.course-item.selected[data-color='#d8c260'] .course-item-tag {
  color: #d8c260;
}
.course-item.selected[data-color='#a4ca73'] .course-item-tag {
  color: #a4ca73;
}
.course-item.selected[data-color='#6ab892'] .course-item-tag {
  color: #6ab892;
}
.course-item.selected[data-color='#59b0e2'] .course-item-tag {
  color: #59b0e2;
}
.course-item.selected[data-color='#6e71af'] .course-item-tag {
  color: #6e71af;
}

.course-item-content {
  aspect-ratio: 1.276;
  padding: 10px 5px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
}
.course-item.selected .course-item-content {
  color: #ffffff;
}

.course-item-content span {
  text-align: center;
}

.course-item-title {
  text-align: center;
}

.course-item-title > span {
  font-size: 24px;
}

.course-item-keyword {
  font-size: 42px;
  text-align: center;
  line-height: 1;
}

.course-item-keyword span {
  line-height: 1;
}

.course-item .bracket {
  font-family: 'NotoSans JP Thin';
}
.course-item.energy .bracket:last-child {
  margin-right: -40px;
}

.arrow-box {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.course-item.selected .arrow-box {
  display: none;
}
.arrow {
  width: 25px;
  height: 22px;
  clip-path: polygon(0% 0%, 100% 0%, 50% 100%);
  margin: 0 auto;
}
#a1 {
  background-color: #000;
}
#a2 {
  background-color: #999;
}
#a3 {
  background-color: #ccc;
}
.course-item .course-item-text {
  display: none;
  padding: 0 20px;
}
.course-item.selected .course-item-text {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.course-item-text h5 {
  font-size: 24px;
}
.course-item-text p {
  font-size: 18px;
  font-family: 'NotoSans JP Regular';
}

.course-item-link-btn {
  align-items: center;
  justify-content: center;
  gap: 10px;
  background-color: #000000;
  transition: all 0.3s ease;
  transform: scale(1); 
}
.selected .course-item-link-btn {
  height: 55px;
  display: flex;
  margin-top: 5px;
}

.course-item-link-btn span {
  width: fit-content;
  font-size: 20px;
  color: #ffffff;
}

.course-item-link-btn .course-item-link-btn-arrow {
  width: 11px;
  height: 12px;
  border-left: 11px solid #ffffff;
  border-top: 6px solid transparent;
  border-bottom: 6px solid transparent;
}


/* 親が .selected になったとき */
.course-item-content {
  opacity: 1;
  transform: translateY(10px);
  transition: all 0.5s ease;
}
.course-item.selected .course-item-content {
  opacity: 1;
  transform: translateY(0);
}
/* 親が .selected のとき */
.course-item-link-btn {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height 0.7s ease, opacity 0s linear;
}

.course-item.selected .course-item-link-btn {
  max-height: 100px; 
  opacity: 1;
}


.section.topics {
  z-index: 400;
}

.section.topics::before {
  background: url('../images/bg_topics.png') no-repeat top center fixed;
}

.section.interview {
  z-index: 300;
}

.section.interview::before {
  background: url('../images/bg_job.png') no-repeat top center fixed;
}

.interview-list {
  width: 100%;
  padding: 50px 100px 100px;
  background-color: #ffffff;
  display: flex;
  align-items: flex-start;
  justify-content: flex-start;
  flex-wrap: wrap;
  gap: 20px;
}

.interview-item {
  width: calc(calc(100% - 2.778vw) / 3);
  position: relative;
  border-top: 5px solid #000000;
  border-left: 5px solid #000000;
  border-right: 5px solid #000000;
  border-bottom: none;
}

.interview-item .interview-tag {
  position: absolute;
  top: -10px;
  left: -10px;
  width: 190px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.interview-item[data-color='#dc5d78'] .interview-tag {
  background-color: #dc5d78;
}
.interview-item[data-color='#6e71af'] .interview-tag {
  background-color: #6e71af;
}
.interview-item[data-color='#d8c260'] .interview-tag {
  background-color: #d8c260;
}

.interview-item .interview-tag span {
  text-align: center;
  color: #ffffff;
  font-size: 18px;
}

.interview-item .interview-img {
  width: 100%;
  aspect-ratio: 1.659;
}

.interview-item .interview-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.interview-item .interview-title {
  width: 100%;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  padding: 0 26px;
  font-size: 24px;
  color: #ffffff;
  background-color: #000000;
}

.interview-item .interview-content {
  padding: 0 26px;
}

.interview-item .interview-content p.name {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  height: 50px;
}

.interview-item .interview-content .interview-label {
  width: fit-content;
  height: 20px;
  display: flex;
  align-items: center;
  padding: 0 4px;
  background-color: #000000;
  font-size: 16px;
}

.interview-item .interview-content .interview-label p {
  font-size: 16px;
  color: #ffffff;
  line-height: 1;
  margin-bottom: 2px;
}

.interview-item .interview-content > p {
  padding: 7px 0 14px;
}

.interview-item .btn-toggle {
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #000000;
  cursor: pointer;
}

.interview-item .downarrow {
  width: 14px;
  height: 11px;
  border-left: 7px solid transparent;
  border-right: 7px solid transparent;
  border-top: 11px solid #fff;
  transition: transform 0.3s ease;
}

.interview-item .downarrow.rotated {
  transform: rotate(180deg);
}

.interview-item .interview-content .ellapsed-item {
  display: none;
}

.banner {
  position: relative;
  margin-top: -105px;
  padding: 650px 0 100px;
  z-index: 200;
}
.banner::before {
  content: "";
  position: absolute;
  inset: 0;
  background: url('../images/bg_banner.png') no-repeat top center;
  background-size: cover !important;
  z-index: 0;
  -webkit-mask-image: linear-gradient(to bottom, rgba(0,0,0,0) 0px, rgba(0,0,0,1) 100px, rgba(0,0,0,1) 100%);
  mask-image: linear-gradient(to bottom, rgba(0,0,0,0) 0px, rgba(0,0,0,1) 100px, rgba(0,0,0,1) 100%);
  -webkit-mask-repeat: no-repeat;
  mask-repeat: no-repeat;
  -webkit-mask-size: 100% 100%;
  mask-size: 100% 100%;
}

.banner-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
}

.banner-wrapper a {
  display: block;
  width: 250px;
  height: 95px;
}

.banner-wrapper a img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

footer .company-info {
  width: 100%;
  height: 115px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background-color: #292929;
}

footer .company-info p {
  text-align: center;
  color: #ffffff;
  font-family: 'NotoSans JP Regular';
}

footer .copyright {
  width: 100%;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #000000;
  color: #a3a3a3;
  font-family: 'NotoSans JP Regular';
  font-weight: 400;
  font-size: 12px;
}

@media screen and (max-width: 1440px) {
  .container {
    padding: 0 calc(100vw * 30 / 1440);
  }

  .scroll {
    width: calc(100vw * 100 / 1440);
    right: calc(100vw * 30 / 1440);
    top: calc(calc(100vw * 915 / 1440) - 210px);
    gap: calc(100vw * 10 / 1440);
  }

  .section {
    margin-top: calc(100vw * (-250) /1440);
    padding-top: calc(100vw * 700 / 1440);
  }

  .scroll div {
    line-height: calc(100vw * 100 / 1440);
  }

  .course-list {
    padding: 0 calc(100vw * 100 / 1440) calc(100vw * 71 / 1440);
    gap: calc(100vw * 20 / 1440);
  }

  .course-item {
    border-width: calc(100vw * 5 / 1440);
  }
  
  .course-item-real {
    padding: calc(100vw * 25 / 1440) 0 calc(100vw * 5 / 1440);
  }
  .selected .course-item-real {
    padding: calc(100vw * 25 / 1440) 0 calc(100vw * 5 / 1440);
  }

  .course-item-header {
    padding: 0 calc(100vw * 25 / 1440);
  }

  .course-item-tag {
    height: calc(100vw * 50 / 1440);
    font-size: calc(100vw * 30 / 1440);
  }

  .course-item-content {
    padding: calc(100vw * 10 / 1440) calc(100vw * 5 / 1440);
  }

  .course-item-title > span {
    font-size: calc(100vw * 24 / 1440);
  }

  .course-item-keyword {
    font-size: calc(100vw * 42 / 1440);
  }

  .arrow-box {
    gap: calc(100vw * 12 / 1440);
  }
  .arrow {
    width: calc(100vw * 25 / 1440);
    height: calc(100vw * 22 / 1440);
  }

  .course-item.selected .course-item-text {
    gap: calc(100vw * 4 / 1440);
    padding: 0 calc(100vw * 20 / 1440);
  }

  .course-item-text h5 {
    font-size: calc(100vw * 24 / 1440);
  }

  .course-item-text p {
    font-size: calc(100vw * 18 / 1440);
  }

  .course-item.energy .bracket:last-child {
    margin-right: calc(100vw * (-40) / 1440);
  }

  .selected .course-item-link-btn {
    height: calc(100vw * 55 / 1440);
    margin-top: calc(100vw * 5 / 1440);
  }

  .course-item-link-btn span {
    font-size: calc(100vw * 20 / 1440);
  }

  .interview-list {
    padding: calc(100vw * 50 / 1440) calc(100vw * 100 / 1440) calc(100vw * 100 / 1440);
    gap: calc(100vw * 20 / 1440);
  }

  .interview-item {
    border-top: calc(100vw * 5 / 1440) solid #000000;
    border-left: calc(100vw * 5 / 1440) solid #000000;
    border-right: calc(100vw * 5 / 1440) solid #000000;
  }

  .interview-item .interview-tag {
    top: calc(100vw * (-15) / 1440);
    left: calc(100vw * (-15) / 1440);
    width: calc(100vw * 190 / 1440);
    height: calc(100vw * 40 / 1440);
  }

  .interview-item .interview-tag span {
    font-size: calc(100vw * 18 / 1440);
  }

  .interview-item .interview-title {
    height: calc(100vw * 50 / 1440);
    padding: 0 calc(100vw * 26 / 1440);
    font-size: calc(100vw * 24 / 1440);
  }

  .interview-item .interview-content {
    padding: 0 calc(100vw * 26 / 1440);
  }

  .interview-item .interview-content p.name {
    height: calc(100vw * 50 / 1440);
  }

  .interview-item .interview-content .interview-label {
    height: calc(100vw * 20 / 1440);
    padding: 0 calc(100vw * 4 / 1440);
    font-size: calc(100vw * 16 / 1440);
  }

  .interview-item .interview-content .interview-label p {
    font-size: calc(100vw * 16 / 1440);
    margin-bottom: calc(100vw * 2 / 1440);
  }

  .interview-item .interview-content > p {
    padding: calc(100vw * 7 / 1440) 0 calc(100vw * 14 / 1440);
    font-size: calc(100vw * 16 / 1440);
  }

  .interview-item .btn-toggle {
    height: calc(100vw * 30 / 1440);
  }

  .interview-item .downarrow {
    width: calc(100vw * 14 / 1440);
    height: calc(100vw * 11 / 1440);
    border-left: calc(100vw * 7 / 1440) solid transparent;
    border-right: calc(100vw * 7 / 1440) solid transparent;
    border-top: calc(100vw * 11 / 1440) solid #fff;
  }

  .banner {
    margin-top: calc(100vw * (-95) / 1440);
    padding: calc(100vw * 650 / 1440) 0 calc(100vw * 100 / 1440);
  }

  .banner-wrapper {
    gap: calc(100vw * 20 / 1440);
  }

  .banner-wrapper a {
    width: calc(100vw * 250 / 1440);
    height: calc(100vw * 95 / 1440);
  }

  footer .company-info {
    height: calc(100vw * 115 / 1440);
    font-size: calc(100vw * 16 / 1440);
  }

  footer .copyright {
    height: calce(100vw * 60 / 1440);
    font-size: calc(100vw * 12 / 1440);
  }
}

@media screen and (max-width: 860px) {
  .course-item-content {
    padding: 0 calc(100vw * 5 / 1440);
  }

  .course-item.energy .course-item-tag {
    font-size: calc(100vw * 28 / 1440);;
  }

  .course-item.energy .course-item-keyword {
    font-size: calc(100vw * 38 / 1440);;
  }
}

@media screen and (max-width: 750px) {
  .pc {
    display: none;
  }

  .sp {
    display: block;
  }

  .container {
    padding: 0 calc(100vw * 20 / 750);
  }

  header {
    width: calc(100vw * 240 / 750);
    height: calc(100vw * 120 / 750);
  }

  .firstview::before {
    background: url('../images/fv_sp.png') no-repeat top center fixed;
    background-size: 100% auto !important;
  }

  .scroll {
    width: calc(100vw * 40 / 750);
    right: calc(100vw * 20 / 750);
    top: calc(calc(100vw * 1160 / 750) - 263px);
    gap: calc(100vw * 10 / 1440);
  }
  
  .scroll div {
    line-height: calc(100vw * 40 / 750);
    font-size: 17.5px;
  }

  .scroll img {
    height: 113px;
  }

  .section {
    margin-top: calc(100vw * (-247) / 750);
    padding-top: calc(100vw * 697 / 750);
  }

  .section.advance::before {
    background-image: url('../images/bg_advance_sp.png');
  }
  .section.topics::before {
    background-image: url('../images/bg_topics_sp.png');
  }
  .section.interview::before {
    background-image: url('../images/bg_job_sp.png');
  }
  .banner {
    background-image: url('../images/bg_banner_sp.png');
    background-attachment: inherit;
    background-size: cover;
  }

  .course-list {
    grid-template-columns: repeat(2, 1fr);
    align-items: stretch;
    padding: calc(100vw * 47 / 750) calc(100vw * 40 / 750) calc(100vw * 80 / 750);
    gap: calc(100vw * 20 / 750);
  }

  .course-item {
    border-width: calc(100vw * 5 / 750);
    background-color: #ffffff !important;
  }
  .course-item.selected {
    border-bottom: none;
  }

  .course-item.selected .course-item-content {
    color: #000000;
  }

  .course-item-real {
    aspect-ratio: inherit;
  }

  .selected .course-item-real {
    padding: calc(100vw * 15 / 750) 0 0;
  }

  .course-item-header {
    padding: 0 calc(100vw * 15 / 750);
  }

  .course-item-tag {
    height: calc(100vw * 50 / 750);
    font-size: calc(100vw * 24 / 750);
  }
  .course-item.selected[data-color='#dc5d78'] .course-item-tag {
    background-color: #dc5d78;
  }
  .course-item.selected[data-color='#e48b65'] .course-item-tag {
    background-color: #e48b65;
  }
  .course-item.selected[data-color='#d8c260'] .course-item-tag {
    background-color: #d8c260;
  }
  .course-item.selected[data-color='#a4ca73'] .course-item-tag {
    background-color: #a4ca73;
  }
  .course-item.selected[data-color='#6ab892'] .course-item-tag {
    background-color: #6ab892;
  }
  .course-item.selected[data-color='#59b0e2'] .course-item-tag {
    background-color: #59b0e2;
  }
  .course-item.selected[data-color='#6e71af'] .course-item-tag {
    background-color: #6e71af;
  }
  .course-item.selected[data-color='#dc5d78'] .course-item-tag,
  .course-item.selected[data-color='#e48b65'] .course-item-tag,
  .course-item.selected[data-color='#d8c260'] .course-item-tag, 
  .course-item.selected[data-color='#a4ca73'] .course-item-tag, 
  .course-item.selected[data-color='#6ab892'] .course-item-tag, 
  .course-item.selected[data-color='#59b0e2'] .course-item-tag, 
  .course-item.selected[data-color='#6e71af'] .course-item-tag {
    color: #ffffff;
  }

  .course-item-content {
    aspect-ratio: inherit;
    gap: calc(100vw * 10 / 750);
    padding: calc(100vw * 15 / 750) 0 calc(100vw * 18 / 750);
  }

  .course-item-title > span {
    font-size: calc(100vw * 20 / 750);
  }

  .course-item-keyword,
  .course-item.energy .course-item-keyword {
    font-size: calc(100vw * 36 / 750);
    height: calc(100vw * 96 / 750);
  }

  .mathematic .course-item-keyword .bracket:first-child {
    margin-left: calc(100vw * (-1) / 750);
  }

  .course-item.energy .bracket:first-child {
    margin-left: calc(100vw * (-20) / 750);
  }

  .arrow-box {
    gap: calc(100vw * 6 / 750);
  }

  .arrow {
    width: calc(100vw * 20 / 750);
    height: calc(100vw * 18 / 750);
  }

  .course-item-text h5 {
    font-size: calc(100vw * 20 / 750);
  }

  .course-item-text p {
    font-size: calc(100vw * 20 / 750);
  }

  .course-item-link-btn {
    display: flex !important;
    gap: calc(100vw * 10 / 750);
  }
  .selected .course-item-link-btn {
    display: flex !important;
    height: calc(100vw * 60 / 750);
    margin-top: 0;
  }

  .course-item-link-btn span {
    font-size: calc(100vw * 20 / 750);
  }

  .course-item-link-btn .course-item-link-btn-arrow {
    width: calc(100vw * 11 / 750);
    height: calc(100vw * 12 / 750);
    border-top-width: calc(100vw * 6 / 750);
    border-bottom-width: calc(100vw * 6 / 750);
    border-left-width: calc(100vw * 11 / 750);
  }

  .interview-list {
    padding: calc(100vw * 50 / 750) calc(100vw * 40 / 750) calc(100vw * 80 / 750);
    gap: calc(100vw * 40 / 750);
  }

  .interview-item {
    width: 100%;
    border-width: calc(100vw * 5 / 750);
  }

  .interview-item .interview-tag {
    width: calc(100vw * 285 / 750);
    height: calc(100vw * 60 / 750);
    top: calc(100vw * (-10) / 750);
    left: calc(100vw * (-10) / 750);
  }

  .interview-item .interview-tag span {
    font-size: calc(100vw * 26 / 750);
  }

  .interview-item .interview-img {
    aspect-ratio: 1.662;
  }

  .interview-item .interview-title {
    height: calc(100vw * 80 / 750);
    padding: calc(100vw * 35 / 750);
    font-size: calc(100vw * 36 / 750);
  }

  .interview-item .interview-content {
    padding: 0 calc(100vw * 35 / 750);
  }

  .interview-item .interview-content > p {
    padding: calc(100vw * 14 / 750) 0 calc(100vw * 20 / 750);
    font-size: calc(100vw * 24 / 750);
  }

  .interview-item .interview-content p.name {
    height: calc(100vw * 80 / 750);
  }

  .interview-item .interview-content .interview-label {
    height: calc(100vw * 30 / 750);
    padding: 0 calc(100vw * 4 / 750);
  }

  .interview-item .interview-content .interview-label p {
    font-size: calc(100vw * 24 / 750);
    margin-bottom: calc(100vw * 2 / 750);
  }

  .interview-item .btn-toggle {
    height: calc(100vw * 45 / 750);
  }

  .interview-item .downarrow {
    width: calc(100vw * 20 / 750);
    height: calc(100vw * 17 / 750);
    border-left: calc(100vw * 10 / 750) solid transparent;
    border-right: calc(100vw * 10 / 750) solid transparent;
    border-top: calc(100vw * 17 / 750) solid #fff;
  }

  .banner {
    margin-top: calc(100vw * (-81) / 750);
    padding-top: calc(100vw * 631 / 750);
    padding-bottom: calc(100vw * 200 / 750);
  }

  .banner-wrapper {
    width: calc(100vw * 500 / 750);
    margin: 0 auto;
    flex-direction: column;
    gap: calc(100vw * 20 / 750);
  }

  .banner-wrapper a {
    width: 100%;
    height: inherit;
    aspect-ratio: 2.63;
  }
  
  .banner-wrapper a img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }

  footer .company-info {
    height: calc(100vw * 178 / 750);
    font-size: calc(100vw * 24 / 750);
  }

  footer .copyright {
    height: calc(100vw * 90 / 750);
    font-size: calc(100vw * 20 / 750);
  }
}

@media screen and (max-width: 720px) {
  .mathematic .course-item-keyword .bracket:first-child {
    margin-left: calc(100vw * (-10) / 750);
  }
}

@media screen and (max-width: 540px) {
  .scroll {
    top: calc(calc(100vw * 1190 / 750) - 210px);
  }

  .scroll div {
    font-size: 14px;
  }

  .scroll img {
    height: 80px;
  }
}

@media screen and (max-width: 540px) {
  .scroll {
    top: calc(calc(100vw * 1210 / 750) - 210px);
  }

  .scroll img {
    height: 70px;
  }
}