:root {
  --purple: #3b0078;
  --purple-dark: #26004d;
  --purple-light: #d8cce6;
  --text: #120917;
  --muted: #24172d;
  --white: #ffffff;
  --content-max: 1784px;
  --inner-max: 1464px;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--white);
}

body {
  margin: 0;
  color: var(--text);
  background: var(--white);
  font-family: "Yu Mincho", "Hiragino Mincho ProN", "Hiragino Mincho Pro", "Noto Serif JP", "Times New Roman", serif;
  font-size: 18px;
  line-height: 1.7;
  letter-spacing: 0;
  text-rendering: optimizeLegibility;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  display: block;
  max-width: 100%;
}

address {
  font-style: normal;
}

.site-header {
  width: calc(100% - 60px);
  margin: 0 auto;
  padding: 14px 0 10px;
  text-align: center;
  border-bottom: 3px solid var(--purple);
}

.site-header h1 {
  margin: 0;
  line-height: 0;
}

.site-logo {
  width: clamp(200px, 15vw, 235px);
  height: auto;
  margin: 0 auto;
}

main {
  width: calc(100% - 136px);
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 16px 0 26px;
}

.hero {
  text-align: center;
}

.hero h2 {
  margin: 0 0 4px;
  color: var(--purple);
  font-size: clamp(28px, 2.4vw, 40px);
  font-weight: 600;
  line-height: 5.45;
}

.hero p {
  margin: 0;
  font-size: 20px;
  line-height: 1.7;
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 58px;
  width: 100%;
  max-width: var(--inner-max);
  margin: 70px auto 22px;
}

.info-card {
  min-height: 255px;
  padding: 18px 38px 20px;
  text-align: center;
  border: 1px solid var(--purple-light);
  border-radius: 6px;
}

.card-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 6px;
  border-radius: 50%;
  object-fit: cover;
}

.info-card h2 {
  margin: 0 0 10px;
  color: var(--purple);
  font-size: 27px;
  font-weight: 600;
  line-height: 1.4;
}

.info-card p {
  margin: 0;
}

.primary-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 26px;
  width: min(330px, 100%);
  min-height: 58px;
  margin-top: 20px;
  padding: 11px 24px;
  color: var(--white);
  background: linear-gradient(90deg, var(--purple-dark), var(--purple));
  border-radius: 3px;
  box-shadow: 0 6px 12px rgba(59, 0, 120, 0.18);
  font-size: 21px;
  line-height: 1.35;
  transition: transform 180ms ease, box-shadow 180ms ease, opacity 180ms ease;
}

.primary-button:hover,
.primary-button:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 10px 18px rgba(59, 0, 120, 0.25);
  opacity: 0.93;
}

.contact-card {
  padding-top: 18px;
}

.contact-card address {
  display: inline-block;
  min-width: 360px;
  margin: 0 auto;
  text-align: left;
}

.framed-section {
  position: relative;
  width: 100%;
  margin: 70px auto 0;
  padding: 28px 30px 22px;
  border: 1px solid var(--purple-light);
  border-radius: 6px;
}

.section-title {
  position: absolute;
  top: -27px;
  left: 50%;
  min-width: 184px;
  margin: 0;
  padding: 0 24px;
  transform: translateX(-50%);
  color: var(--purple);
  background: var(--white);
  text-align: center;
  font-size: 28px;
  font-weight: 600;
  line-height: 1.4;
}

.sns-section {
  padding-top: 20px;
}

.sns-groups {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: stretch;
}

.sns-group {
  min-height: 136px;
  padding: 0 34px;
  text-align: center;
}

.sns-group + .sns-group {
  border-left: 1px solid var(--purple-light);
}

.sns-group h3 {
  margin: 0 0 14px;
  color: var(--purple);
  font-size: 20px;
  font-weight: 600;
  line-height: 1.4;
}

.sns-list {
  display: grid;
  align-items: start;
  justify-items: center;
  width: 100%;
  max-width: 490px;
  margin: 0 auto;
  padding: 0;
  list-style: none;
}

.sns-list-three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.sns-list-two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  max-width: 390px;
}

.sns-list a {
  display: inline-grid;
  gap: 8px;
  justify-items: center;
  min-width: 98px;
  color: var(--text);
  font-size: 18px;
  line-height: 1.3;
  transition: transform 180ms ease, opacity 180ms ease;
}

.sns-list img {
  width: 54px;
  height: 54px;
  object-fit: contain;
}

.sns-list .youtube-icon {
  width: 60px;
}

.sns-list a:hover,
.sns-list a:focus-visible {
  transform: translateY(-3px);
  opacity: 0.78;
}

.access-section {
  padding: 28px 28px 20px;
}

.access-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.access-item {
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(220px, 1fr);
  gap: 24px;
  align-items: center;
  min-height: 236px;
  padding: 0 24px;
}

.access-item + .access-item {
  border-left: 1px solid var(--purple-light);
}

.access-copy h3 {
  margin: 0 0 18px;
  color: var(--purple);
  font-size: 22px;
  font-weight: 600;
  line-height: 1.5;
}

.access-copy p {
  margin: 0 0 6px;
  line-height: 1.6;
}

.map-frame {
  width: 100%;
  aspect-ratio: 16 / 8.5;
  overflow: hidden;
  border-radius: 4px;
  border: 1px solid #e4ddec;
  background: #f7f4fa;
}

.map-frame iframe {
  display: block;
  width: 100%;
  height: 100%;
  border: 0;
}

.site-footer {
  display: grid;
  place-items: center;
  min-height: 91px;
  padding: 20px 24px;
  color: var(--white);
  background: linear-gradient(90deg, var(--purple-dark), var(--purple), var(--purple-dark));
  text-align: center;
}

.site-footer p {
  margin: 0;
  font-size: 23px;
  line-height: 1.6;
}

@media (max-width: 1180px) {
  main {
    width: calc(100% - 72px);
  }

  .info-grid {
    width: 100%;
    gap: 28px;
  }

  .access-grid,
  .access-item {
    grid-template-columns: 1fr;
  }

  .access-item + .access-item {
    margin-top: 26px;
    padding-top: 26px;
    border-top: 1px solid var(--purple-light);
    border-left: 0;
  }
}

@media (max-width: 767px) {
  body {
    font-size: 18px;
  }

  .site-header {
    width: calc(100% - 32px);
    padding: 14px 0 10px;
  }

  .site-logo {
    width: min(220px, 64vw);
  }

  main {
    width: calc(100% - 56px);
    padding-top: 22px;
  }

  .hero h2 {
    margin-bottom: 6px;
    font-size: 32px;
  }

  .hero p {
    font-size: 19px;
    line-height: 1.75;
  }

  .info-grid {
    grid-template-columns: 1fr;
    gap: 12px;
    margin: 70px auto 26px;
  }

  .info-card {
    min-height: 0;
    padding: 20px 24px 24px;
  }

  .card-icon {
    width: 60px;
    height: 60px;
  }

  .info-card h2 {
    font-size: 27px;
  }

  .primary-button {
    width: min(350px, 100%);
    min-height: 58px;
    margin-top: 14px;
  }

  .contact-card address {
    min-width: 0;
    width: min(380px, 100%);
  }

  .framed-section {
    margin-top: 70px;
    padding: 30px 24px 24px;
  }

  .section-title {
    top: -25px;
    min-width: 164px;
    font-size: 27px;
  }

  .sns-groups {
    grid-template-columns: 1fr;
  }

  .sns-group {
    min-height: 0;
    padding: 0;
  }

  .sns-group + .sns-group {
    margin-top: 22px;
    padding-top: 18px;
    border-top: 1px solid var(--purple-light);
    border-left: 0;
  }

  .sns-group h3 {
    margin-bottom: 12px;
  }

  .sns-list {
    max-width: 100%;
    column-gap: 8px;
  }

  .sns-list a {
    min-width: 84px;
    font-size: 17px;
  }

  .sns-list img {
    width: 52px;
    height: 52px;
  }

  .sns-list .youtube-icon {
    width: 58px;
  }

  .access-section {
    padding: 30px 24px 22px;
  }

  .access-item {
    grid-template-columns: 1fr;
    gap: 16px;
    padding: 0;
  }

  .access-copy h3 {
    margin-bottom: 18px;
    font-size: 23px;
  }

  .map-frame {
    aspect-ratio: 16 / 9.6;
  }

  .site-footer {
    min-height: 83px;
  }

  .site-footer p {
    font-size: 22px;
  }
}

@media (max-width: 430px) {
  .site-logo {
    width: min(210px, 64vw);
  }

  main {
    width: calc(100% - 32px);
  }

  .hero h2 {
    font-size: 28px;
  }

  .hero p,
  .info-card p,
  .access-copy p {
    font-size: 16px;
  }

  .primary-button {
    font-size: 18px;
  }

  .sns-list a {
    min-width: 72px;
    font-size: 15px;
  }

  .site-footer p {
    font-size: 18px;
  }
}