.about {
  background-image: url('../img/about__bg.png');
  background-size: 342px 350px;
  background-repeat: no-repeat;
  background-position: right calc(50vw - min(calc(50vw - 16px), 500px)) top 77px;
}

.about .about__subtitle {
  justify-content: start;
}

.about__description {
  margin-top: 32px;
  line-height: 1.6;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.about__description-text {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.about__description-text:first-child .about__description-line:first-child {
  height: 26px;
}

.about__description-line {
  display: inline-block;
  height: 29px;
}

.about__description--bold {
  font-weight: 700;
  font-size: 24px;
  line-height: 120%;
  letter-spacing: 1px;
}

.about__description--blue {
  color: var(--blue-700);
}

.about__divider {
  display: none;
}

.about__presentation {
  margin-top: 56px;
  width: 100%;
  border-radius: 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.about__presentation-title {
  font-size: 28px;
  font-weight: 700;
  line-height: 150%;
  letter-spacing: 1px;
}

.about__presentation-description {
  margin-top: 8px;
  font-size: 16px;
  line-height: 160%;
}

.about__presentation-image-wrapper {
  position: relative;
  margin-top: 40px;
  width: 100%;
}

.about__presentation-image {
  width: 100%;
  height: auto;
}

.about__introduction {
  margin-top: 48px;
}

.about__introduction-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: min(3.125vw, 40px);
}

.about__introduction-item {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 32px;
  width: 100%;
  padding: 40px;
  border-radius: 16px;
  background: var(--grey-000);
  box-shadow: 0 4px 12px 0 rgba(0, 0, 0, 0.12);
  text-decoration: none;
  color: var(--grey-900);
}

.about__introduction-item:hover {
  opacity: 0.7;
}

.about__introduction-item:first-child {
  background: var(--blue-100);
}


.about__introduction-item:last-child {
  background: var(--green-100);
}

.about__introduction-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 32px;
}

.about__introduction-logo-wrapper {
  padding: 7.82px 10px;
  width: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.about__introduction-logo {
  max-width: 280px;
  height: auto;
}

.about__introduction-usage {
  margin-top: 12px;
  width: auto;
  height: 11.8px;
}

.about__introduction-text {
  font-size: 16px;
  line-height: 160%;
  text-align: left;
}

.about__introduction-link {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid var(--blue-700);
  color: var(--blue-700);
  display: flex;
  justify-content: center;
  align-items: center;
  align-self: flex-end;
}

.about__introduction-item:last-child .about__introduction-link {
  border: 1px solid var(--green-700);
  color: var(--green-700);
}

.about__introduction-order {
  position: absolute;
  bottom: 0;
  left: 30px;
  width: auto;
  height: 70px;
}

.about__introduction-note {
  margin-top: 32px;
  width: 100%;
  text-align: center;
  font-size: 14px;
  line-height: 140%;
}

@media (max-width: 768px) {
  .about {
    background-position: 228px -20px;
    background-size: 189px 193px;
    padding-bottom: 60px;
  }

  .about__title.section-title {
    font-size: 32px;
    font-weight: 700;
    line-height: 130%;
    letter-spacing: 1px;
  }

  .about .about__subtitle {
    justify-content: center;
  }

  .about__description {
    margin-top: 20px;
    gap: 16px;
  }

  .about__description-text {
    display: block;
  }

  .about__description-line {
    display: inline;
  }

  .about__description--bold {
    font-size: 20px;
    line-height: 30px;
    letter-spacing: 1px;
  }

  .about__divider {
    margin: 54px auto 0;
    display: block;
    width: 80px;
    border: 0;
    border-top: 1px solid var(--blue-700);
  }

  .about__presentation {
    margin-left: -16px;
    margin-right: -16px;
    width: 100vw;
    border-radius: 0;
    margin-top: 0;
    padding: 16px 17px 0;
  }
  .about__presentation-title {
    font-size: 20px;
    font-weight: 700;
    line-height: 150%;
    letter-spacing: 1px;
    width: 100%;
    text-align: center;
  }
  .about__presentation-description {
    margin-top: 12px;
    text-align: center;
  }
  .about__presentation-image-wrapper {
    margin-top: 24px;
    width: 100vw;
    text-align: left;
    overflow-x: scroll;
  }
  .about__presentation-image {
    width: 640px;
    margin-left: 16px;
    margin-right: 16px;
  }

  .about__introduction {
    margin-top: 24px;
  }
  .about__introduction-list {
    grid-template-columns: repeat(1, 1fr);
    gap: 24px;
  }
  .about__introduction-item {
    width: 100%;
    border-radius: 16px;
    padding: 28px 21.5px;
  }
  .about__introduction-usage {
    margin-top: 13px;
    width: auto;
    height: 11.8px;
  }
  .about__introduction-content {
    gap: 28px;
  }
  .about__introduction-order {
    height: 70px;
    left: 32px;
    bottom: -2px;
  }
  .about__introduction-note {
    margin-top: 24px;
    font-size: 14px;
    line-height: 140%;
    text-align: left;
  }
}/* Back to Top Button Styles */
.back-to-top {
  position: fixed;
  bottom: 10px;
  right: 20px;
  width: 80px;
  height: 80px;
  background-color: #598BF9;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  z-index: 2;
  box-shadow: 0 4px 12px rgba(89, 139, 249, 0.3);
}

.back-to-top:hover.show {
  opacity: 0.7;
}

.back-to-top.show {
  opacity: 1;
  visibility: visible;
}

.back-to-top svg {
  width: 40px;
  height: 40px;
}

/* Mobile styles */
@media (max-width: 768px) {
  .back-to-top {
    right: 16px;
    width: 48px;
    height: 48px;
  }

  .back-to-top svg {
    width: 20px;
    height: 20px;
  }
}

.contact {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background-image: url("../img/contact__bg--pc.png");
  background-size: cover;
  background-repeat: no-repeat;
}

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

.contact__description {
  margin-top: 20px;
  text-align: center;
  font-size: 20px;
  font-weight: 700;
  line-height: 150%;
  letter-spacing: 1px;
}

.contact__buttons {
  margin-top: 40px;
  display: flex;
  gap: 42px;
}

.contact__button-inquiry {
  border: 2px solid var(--orange);
  transition: background 0.3s ease;
}
.contact__button-inquiry,
.contact__button-contact {
  display: flex;
  width: 264px;
  height: 62px;
  justify-content: center;
  align-items: center;
  gap: 6px;
  border-radius: 999px;
  font-size: 20px;
  font-weight: 700;
  line-height: 150%;
  letter-spacing: 1px;
}
.contact__button-inquiry:hover {
  background: var(--orange-light-hover);
}
.contact__button-contact:hover {
  background: var(--orange-hover);
}
.contact__button-inquiry::before,
.contact__button-contact::before {
  display: inline-block;
  width: 24px;
  height: 24px;
  content: "";
  background-size: 24px 24px;
}

.contact__button-inquiry {
  background: var(--grey-000);
  color: var(--orange);
  text-decoration: none;
}

.contact__button-inquiry::before {
  background-image: url("../img/contact__icon-inquiry.png");
}

.contact__button-contact {
  background: var(--orange);
  color: var(--grey-000);
  text-decoration: none;
  transition: background 0.3s ease;
}

.contact__button-contact::before {
  background-image: url("../img/contact__icon-contact.png");
}

@media (max-width: 768px) {
  .contact {
    background-image: url("../img/contact__bg--sp.png");
    padding: 48px 16px 60px;
  }

  .contact .contact__title {
    line-height: 130%;
  }

  .contact__buttons {
    flex-direction: column;
    gap: 20px;
  }

  .contact__button-inquiry, .contact__button-contact {
    width: 294px;
    height: 48px;
    font-size: 14px;
    font-weight: 700;
    line-height: 140%;
    letter-spacing: 1px;
  }

  .contact__button-inquiry::before,
  .contact__button-contact::before {
    width: 16px;
    height: 16px;
    background-size: 16px 16px;
  }
}.event {
}

.event__subtitle {
  text-align: center;
}

.event__title {
  margin-top: 8px;
  text-align: center;
}

.event__list {
  margin-top: 48px;
}

.event__item {
  display: flex;
  justify-content: space-between;
  gap: 40px;
}

.event__item-info {
  width: 357px;
}

.event__date-time {
  width: 306px;
  height: 54px;
  font-family: "Futura Hv BT", sans-serif;
  font-size: 20px;
  line-height: 160%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
}
.event__date-time::before {
  content: "";
  display: block;
  position: absolute;
  width: 100%;
  height: 9px;
  bottom: 10px;
  background: #FECEB5;
  z-index: -1;
}

.event__date-big {
  font-size: 34px;
}

.event__date-small {
  font-size: 16px;
  line-height: 140%;
  margin-left: 4px;
}

.event__time {
  transform: translateY(3px);
}

.event__item-location::before {
  content: "";
  display: inline-block;
  width: 28px;
  height: 28px;
  background-image: url("../img/event__pin-icon.png");
  background-size: 28px 28px;
  background-repeat: no-repeat;
  margin-right: 2px;
}
.event__item-location {
  font-size: 20px;
  font-weight: 700;
  line-height: 150%;
  letter-spacing: 1px;
  display: flex;
  align-items: center;
}

.event__item-description {
  margin-top: 17px;
  width: 357px;
}

.event__item-image-link {
  max-width: calc(100% - 397px);
  transition: opacity 0.3s ease;
}

.event__item-image-link:hover {
  opacity: 0.7;
}
.event__item-image {
  width: 100%;
  box-shadow: 0 4px 12px 0 rgba(0, 0, 0, 0.12);
}
@media (max-width: 768px) {
  .event__list {
    margin-top: 28px;
  }
  .event__item {
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 28px;
  }
  .event__item-info {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
  }
  .event__date-big {
    font-size: 34px;
  }
  .event__item-description {
    margin-top: 15px;
    width: 100%;
  }
  .event__item-image-link {
    max-width: 100%;
  }
}.footer {
  display: flex;
  max-width: 1280px;
  margin: 0 auto;
  padding: 24px 40px;
  justify-content: space-between;
  align-items: center;
}

.footer__links-container {
  display: flex;
  align-items: center;
  gap: 32px;
}

.footer__scsk-logo {
  width: 113px;
  height: auto;
}

.footer__links {
  display: flex;
  gap: 20px;
}

.footer__link-item {
  display: flex;
  gap: 4px;
  font-size: 14px;
  line-height: 140%;
  color: var(--grey-900);
  text-decoration: none;
  transition: opacity 0.3s;
}

.footer__link-item:hover {
  opacity: 0.7;
}

.footer__link-item::after {
  display: inline-block;
  content: "";
  width: 18px;
  height: 18px;
  background-image: url("../img/external-link.png");
  background-size: 18px 18px;
}

.footer__copyright {
  display: flex;
  font-size: 14px;
  line-height: 140%;
  color: #000000;
}

@media (max-width: 768px) {
  .footer {
    padding: 48px 16px;
    flex-direction: column;
    gap: 60px;
  }
  .footer__links-container {
    flex-direction: column;
    line-height: 100%;
  }
  .footer__links {
    gap: 16px;
  }
}.header {
  width: 100%;
  position: sticky;
  top: -80px;
  background: var(--grey-000);
  z-index: 3;
  transition: top 0.3s;
}

.header__container {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  width: 100%;
  height: 80px;
  padding: 18px 0 22px 0;
  background: var(--grey-000);
}

.header.header--shown {
  top: 0;
}

.header__logo {
  height: 100%;
  display: flex;
  align-items: center;
  padding-left: min(3.046875vw, 39px);
  transition: opacity 0.3s;
}

.header__scsk-logo {
  width: 113px;
  height: auto;
  margin-right: 12px;
}

.header__successchain-logo {
  width: 187px;
  height: auto;
}

/* Navigation */
.header__nav {
  display: flex;
  width: 100%;
  max-width: 795px;
  justify-content: space-between;
  margin-left: auto;
  margin-right: min(3.125vw, 40px);
  font-size: 14px;
  gap: min(2.1875vw, 28px);
}

.header__nav-item {
  color: var(--grey-900);
  text-decoration: none;
  display: flex;
  align-items: center;
  word-break: keep-all;
  transition: opacity 0.3s;
}
.header__nav-item:hover {
  opacity: 0.7;
}

.header__nav-item:after {
  background-image: url('../img/nav-chevron.png');
  background-size: 24px 12px;
  background-repeat: no-repeat;
  display: inline-block;
  width: 24px;
  height: 12px;
  content: "";
}

/* Menu Section */
.header__buttons {
  height: 100%;
  display: flex;
  margin-left: min(0.9375vw, 12px);
}

.header__button {
  width: 140px;
  height: 40px;
  display: flex;
  justify-content: center;
  align-items: center;
  border-radius: 999px;
  text-decoration: none;
  transition-property: background, opacity;
  transition-duration: 0.3s;
}

.header__button:hover {
  opacity: 0.8;
  transition: all 0.3s ease-in-out;
}

.header__button--inquiry {
  background: var(--grey-000);
  border: 1px solid var(--orange);
  color: var(--orange);
  margin-right: min(1.5625vw, 20px);
}

.header__button--inquiry:hover {
  background: var(--orange-light-hover);
}

.header__button--contact {
  background: var(--orange);
  color: var(--grey-000);
}

.header__button--contact:hover {
  background: var(--orange-hover);
}

/* Hamburger Menu */
.header__menu-toggle {
  display: none;
}

/* Mobile Menu */
@media (max-width: 1180px) {
  .header {
    top: -64px;
  }
  .header__container {
    height: 64px;
    padding: 19px 16px 18px 16px;
    justify-content: space-between;
    background-color: var(--grey-000);
    overflow-x: hidden;
  }

  .header__logo {
    height: 100%;
    padding-left: 0;
  }

  .header__scsk-logo {
    width: 94px;
    margin-right: 10px;
  }

  .header__successchain-logo {
    width: 155px;
  }

  .header__nav {
    display: flex;
    flex-direction: column;
    position: fixed;
    left:0;
    top: 64px;
    visibility: hidden;
    transform: translateX(100vw);
    max-width: 100vw;
    width: 100vw;
    height: calc(100vh - 64px);
    background-color: var(--grey-000);
    padding: 24px 40px;
    transition: transform 0.3s ease, visibility 0.3s ease 0.3s;
    margin: 0;
    gap: 8px;
  }

  .header__nav.open {
    visibility: visible;
    transform: translateX(0);
    transition-property: transform;
  }

  .header__nav-item {
    font-size: 14px;
    padding: 12px 0;
    border-bottom: 1px solid var(--grey-300);
  }

  .header__nav-item::after{
    display: none;
  }

  .header__buttons {
    margin-top: 32px;
    margin-left: 0;
    flex-direction: column;
    gap: 20px;
  }

  .header__button {
    width: 100%;
    height: 40px;
    font-size: 14px;
    font-weight: 700;
    line-height: 140%;
    margin: 0;
  }

  .header__button:hover {
    opacity: 1;
  }

  /* Hamburger Menu */
  .header__menu-toggle {
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 6px;
    border: none;
    cursor: pointer;
    width: 24px;
    height: 100%;
    background: none;
  }

  .header__menu-line {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--grey-900);
    transition: 0.3s;
    border-radius: 1px;
  }

  /* Hamburger Animation */
  .header__menu-toggle.open .header__menu-line:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }

  .header__menu-toggle.open .header__menu-line:nth-child(2) {
    opacity: 0;
  }

  .header__menu-toggle.open .header__menu-line:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }
}
.hero {
  background: url("../img/hero__image--pc.png") no-repeat top right;
  background-size: cover;
  padding: 0;
}

.hero__container {
  margin: 0 auto;
  max-width: 1280px;
  padding: 115px 40px 115px 40px;
}

.hero__tag {
  width: 544px;
  height: 52px;
  border-radius: 34px;
  background: var(--blue-700);
  display: flex;
  justify-content: center;
  align-items: center;
  color: var(--white);
  font-size: 24px;
  font-weight: 700;
  line-height: 140%;
  letter-spacing: 1.561px;
}

.hero__logo {
  margin-top: 6px;
  width: 544px;
  height: auto;
}

.hero__title {
  margin-top: 24px;
  color: var(--grey-900);
  font-size: 42px;
  font-weight: 700;
  line-height: 140%;
}

.hero__description {
  margin-top: 25px;
  color: var(--grey-900);
  font-size: 22px;
  font-weight: 500;
  line-height: 150%;
}

@media (max-width: 768px) {
  .hero {
    background: url("../img/hero__image--sp.png") no-repeat;
    background-size: cover;
    padding: 197px 16px 30px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .hero__container {
    padding: 0;
    margin: 0;
  }

  .hero__tag {
    border-radius: 22.838px;
    width: 325px;
    height: 32px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 16px;
    line-height: 140%;
    letter-spacing: 0.761px;
  }

  .hero__logo {
    width: 330px;
  }

  .hero__title {
    font-size: 24px;
    margin-top: 20px;
  }

  .hero__description {
    margin-top: 15px;
    font-size: 15px;
  }
}@charset "UTF-8";
* {
  box-sizing: border-box
}

:root {
  --white: #FFFFFF;
  --grey-000: #FDFDFD;
  --grey-100: #F3F3F3;
  --grey-300: #C0C0C0;
  --grey-900: #333333;
  --orange: #E77237;
  --orange-hover: #EC9A70;
  --orange-light-hover: #FFE6D9;
  --green-100: #ECFDD7;
  --green-700: #2C7C71;
  --blue-100: #E9F4FD;
  --blue-700: #2046A0;
}

@font-face {
  font-family: 'Futura Md BT';
  src: url('../fonts/futura-md-bt.otf') format('opentype');
  font-weight: 400;
}

@font-face {
  font-family: 'Futura Hv BT';
  src: url('../fonts/futura-hv-bt.ttf') format('truetype');
  font-weight: 400;
}

body {
  margin: 0;
  padding: 0;
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--grey-900);
  background-color: var(--grey-000);
  overflow-x: clip!important;
}

h1, h2, h3, h4, h5, h6, p {
  margin: 0;
  padding: 0;
}

.js-fade-in {
  opacity: 0;
  transform: translateY(50px);
}

.pc-only {
  display: block;
}

.sp-only {
  display: none;
}

img {
  vertical-align: top;
}

.js-fade-in {
  opacity: 0;
  translate: 0 50px
}

@media (max-width: 768px) {
  .sp-only {
    display: block;
  }

  .pc-only {
    display: none;
  }
}.related {
  background-image: url("../img/related__bg--pc.png");
  background-size: cover;
  background-repeat: no-repeat;
  color: var(--grey-000);
  padding: 0;
  transition: opacity 0.3s ease;
}

.related:hover {
  opacity: 0.7;
}

.related__wrapper {
  padding-top: 60px;
  padding-bottom: 60px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  text-decoration: none;
  color: var(--grey-000);
  transition: opacity 0.3s ease;
}

.related__wrapper:hover {
  opacity: 0.7;
}

.related__subtitle {
  font-size: 28px;
  font-weight: 700;
  line-height: 150%;
  letter-spacing: 1px;
}

.related__tag {
  margin-top:40px;
  border-radius: 2px;
  background: var(--orange);
  width: 380px;
  height: 44px;
  font-size: 20px;
  font-weight: 700;
  line-height: 140%;
  letter-spacing: 1px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.related__title {
  margin-top: 12px;
  font-size: 36px;
  font-weight: 700;
  line-height: 130%;
  letter-spacing: 1px;
}

.related__link {
  margin-top: 40px;
  font-size: 16px;
  font-weight: 700;
  line-height: 140%;
  letter-spacing: 1px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

.related__arrow-button {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--orange);
  display: inline-flex;
  justify-content: center;
  align-items: center;
}
@media (max-width: 768px) {
  .related {
    background-image: url("../img/related__bg--sp.png");
  }
  .related__wrapper {
    padding-top: 48px;
  }
  .related__subtitle {
    font-size: 24px;
    font-weight: 700;
    line-height: 120%;
    letter-spacing: 1px;
  }
  .related__tag {
    margin-top: 28px;
    width: 338px;
    height: 37px;
    font-size: 18px;
    line-height: 140%;
  }
  .related__title {
    font-size: 28px;
    font-weight: 700;
    line-height: 150%;
    letter-spacing: 1px;
  }
  .related__link {
    margin-top: 28px;
  }
}.scroll-hint-icon-wrap .scroll-hint-icon {
  display: none;
}
.scroll-hint-icon-wrap.is-active .scroll-hint-icon {
  display: none;
}

@media (max-width: 768px) {
  .scroll-hint-icon-wrap.is-active .scroll-hint-icon {
    display: block;
    z-index: 1;
    opacity: 1;
    background-color: #555555;
  }
}section {
  display: block;
  padding: 80px max(calc((100vw - 1000px) / 2), 16px);
}

.section-subtitle {
  color: var(--grey-900);
  width: 100%;
  font-family: "Futura Md BT", sans-serif;
  font-size: 18px;
  line-height: 140%;
  letter-spacing: 1px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.section-subtitle::before {
  content: "";
  display: inline-block;
  width: 12px;
  height: 13px;
  background: url("../img/section-subtitle.svg") no-repeat;
  background-size: contain;
  margin-right: 4px;
}

.section-title {
  margin-top: 8px;
  font-size: 56px;
  font-weight: 700;
  line-height: 120%;
  letter-spacing: 1px;
  color: var(--blue-700);
}

@media (max-width: 768px) {
  section {
    padding: 48px 16px 60px;
  }

  .section-subtitle {
    font-size: 18px;
    text-align: center;
  }

  .section-title {
    font-size: 30px;
    font-weight: 700;
    line-height: 130%;
    letter-spacing: 1px;
    margin-top: 8px;
    text-align: center;
  }
}