body {
  font-family: "Noto Sans JP", sans-serif;
  color: #333;
}

.content-header {
  flex-direction: column;
  width: 100%;
  background: url("../images/header_bg-sp.png") no-repeat center center/cover;
  min-height: 208px;
}

@media (min-width: 47.9375em) {
  .content-header {
    min-height: 240px;
    background: url("../images/header_bg.png") no-repeat center center/cover;
  }
}
.content-header h1 {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  font-weight: bold;
  line-height: 1.4;
  font-size: 30px;
  gap: 4px;
}

@media (min-width: 47.9375em) {
  .content-header h1 {
    font-size: calc(30px + 10 * (100vw - 768px) / 392);
  }
}
@media (min-width: 72.5em) {
  .content-header h1 {
    font-size: 40px;
  }
}
.content-header h1:before {
  content: "";
  aspect-ratio: 1/1;
  width: 48px;
  background: url("../images/mail-icon.svg") no-repeat center center/cover;
}

@media (min-width: 47.9375em) {
  .content-header h1:before {
    width: calc(48px + 8 * (100vw - 768px) / 392);
  }
}
@media (min-width: 72.5em) {
  .content-header h1:before {
    width: 56px;
  }
}
.link__box .link__itemlist {
  display: flex;
  flex-direction: column;
  margin: 0;
  gap: 16px;
}
@media (min-width: 47.9375em) {
  .link__box .link__itemlist {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: repeat(3, minmax(84px, auto));
    gap: 24px 28px;
  }
}
.link__box .link__itemlist small {
  font-size: 13px;
}
.link__box .link__itemlist span {
  flex-shrink: 0;
  width: 36px;
  aspect-ratio: 1/1;
}
.link__box .link__itemlist span img {
  width: 100%;
  height: auto;
}
.link__box .link__corp {
  background-color: #f2f2f2;
  border-radius: 20px;
  padding: 20px 18px;
}
@media (min-width: 47.9375em) {
  .link__box .link__corp {
    grid-column: 1;
    grid-row: 1/4;
  }
}
.link__box .link__corp-ttl {
  display: flex;
  align-items: center;
  margin: 0;
  font-weight: bold;
  line-height: 1.5;
  font-size: 16px;
  gap: 12px;
  color: #333333;
}
.link__box .link__corp-list {
  margin: 12px 0 0;
  padding: 0 0 16px 24px;
  border-bottom: 1px dashed #999999;
  list-style: none;
}
.link__box .link__corp-list li {
  margin: 0;
}
.link__box .link__corp-list li + li {
  margin-top: 8px;
}
.link__box .link__corp-list a {
  display: flex;
  align-items: center;
  min-height: 48px;
  font-weight: bold;
  line-height: 1.5;
  font-size: 16px;
  gap: 12px;
  color: #333333;
}
.link__box .link__member {
  display: block;
  margin-top: 16px;
  padding: 12px;
  background-color: #fff;
  border: 1px solid #999999;
  border-radius: 10px;
  text-align: center;
  font-weight: bold;
  line-height: 1.5;
  font-size: 16px;
  color: #333333;
}
.link__box .link__member-em {
  color: #e93817;
}
.link__box .link__card {
  display: flex;
  justify-content: flex-start;
  align-items: center;
  background-color: #f2f2f2;
  border-radius: 20px;
  min-height: 76px;
  padding: 14px 18px;
  font-weight: bold;
  line-height: 1.5;
  font-size: 16px;
  gap: 12px;
  color: #333333;
}
@media (min-width: 47.9375em) {
  .link__box .link__card {
    min-height: 84px;
  }
  .link__box .link__card--muni {
    grid-column: 2;
    grid-row: 1;
  }
  .link__box .link__card--catv {
    grid-column: 2;
    grid-row: 2;
  }
  .link__box .link__card--mansion {
    grid-column: 2;
    grid-row: 3;
  }
  .link__box .link__card--promo {
    grid-column: 3;
    grid-row: 1/3;
  }
  .link__box .link__card--personal {
    grid-column: 3;
    grid-row: 3;
  }
}
.link__box .link__card--promo {
  align-items: flex-start;
}
.link__box .link__card-list {
  margin: 8px 0 0;
  padding: 0;
  list-style: none;
}
.link__box .link__card-list li {
  margin: 0;
}
.link__box .link__card-list li::before {
  content: "・";
}
.link__box .link__card--personal {
  background-color: #f6e3dc;
}