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

@import url("https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@100..900&display=swap");

.denba {
  font-size: 16px;
  font-weight: 400;
  line-height: 1.6;
  font-family: "Noto Sans JP", sans-serif;
  font-optical-sizing: auto;
  color: #22292b;
  padding-bottom: 160px;
}

.denba * {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}

.denba span {
  font-size: inherit;
}

.denba img {
  max-width: 100%;
  height: auto;
}

.denba a {
  transition: all 0.3s;
  text-decoration: none !important;
}

.denba a:hover {
  opacity: 0.7;
  text-decoration: none;
}

.denba h2,
.denba h3,
.denba h4 {
  line-height: 1.4;
}

.fz12 {
  font-size: 12px !important;
}

.fz14 {
  font-size: 14px !important;
}

.fz15 {
  font-size: 15px !important;
}

.fz16 {
  font-size: 16px !important;
}

.fz18 {
  font-size: 18px !important;
}

.fz20 {
  font-size: 20px !important;
}

.fz22 {
  font-size: 22px !important;
}

.fz24 {
  font-size: 24px !important;
}

.mb5 {
  margin-bottom: 5px;
}

.mb10 {
  margin-bottom: 10px;
}

.mb15 {
  margin-bottom: 15px;
}

.mb20 {
  margin-bottom: 20px;
}

.mb30 {
  margin-bottom: 30px;
}

.mb40 {
  margin-bottom: 40px;
}

.mb60 {
  margin-bottom: 60px;
}

.mb80 {
  margin-bottom: 80px;
}

.mb100 {
  margin-bottom: 100px;
}

.pt60 {
  padding-top: 60px;
}

.pb80 {
  padding-bottom: 80px;
}

.lh2 {
  line-height: 2;
}

.inner {
  max-width: 1030px;
  margin: 0 auto;
  padding: 0 15px;
}

.bold {
  font-weight: 600;
}

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

.sp-only {
  display: none;
}

.bg-gray {
  background-color: #f5f5f5;
}

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

.bg-blue {
  background-color: #ecf7f7;
}

.bg-navy {
  background-color: #0b2443;
  color: #fff;
}

.title1 {
  font-size: 28px;
  font-weight: bold;
  text-align: center;
}

.title2 {
  font-size: 24px;
  font-weight: bold;
}

.btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: 300px;
  height: 60px;
  background-color: #1d1e21;
  color: #fff !important;
  border-radius: 4px;
  font-weight: bold;
  position: relative;
  font-size: 16px;
  text-decoration: none;
  cursor: pointer;
  transition: opacity 0.3s;
  &.btn--center {
    margin-left: auto;
    margin-right: auto;
  }
  &.btn--white {
    max-width: 440px;
    height: 80px;
    background-color: #fff;
    color: #22292b !important;
    font-size: 18px;
  }
}

.btn::before {
  content: "\f061";
  font-family: "Font Awesome 5 Free";
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
}

.btn:hover {
  text-decoration: none;
  opacity: 0.7;
}

.about {
  padding: 40px 15px;
  p {
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
  }
}

.list-col2 {
  display: flex;
  flex-direction: column;
  gap: 60px;
  .list-col2__item {
    display: flex;
    align-items: center;
    gap: 50px;
    .txt {
      width: 50%;
      flex-shrink: 0;
    }
    &:nth-child(even) {
      flex-direction: row-reverse;
    }
  }
}

.col2 {
  display: flex;
  gap: 50px;
  .txt {
    width: 50%;
    flex-shrink: 0;
  }
}

.anzen {
  border-radius: 10px;
  padding: 30px 15px;
  .col2 {
    max-width: 800px;
    margin: 0 auto;
    align-items: center;
  }
}

.howto {
  h3 {
    width: fit-content;
    padding: 0 15px;
    position: relative;
    margin: 0 auto 20px;
    text-align: center;
    &::before,
    &::after {
      content: "";
      position: absolute;
      top: 3px;
      width: 1px;
      height: 80%;
      border-left: 2px dotted #22292b;
    }
    &::before {
      left: 0;
      transform: rotate(-20deg);
    }
    &::after {
      right: 0;
      transform: rotate(20deg);
    }
  }
  .bg-white {
    padding: 20px 15px;
    .howto__inner {
      max-width: 600px;
      margin-left: auto;
      margin-right: auto;
    }
  }
}

.list1 {
  .list1__item {
    text-indent: -1em;
    padding-left: 1em;
    &::before {
      content: "・";
    }
  }
}

.athlete-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px 20px;
  .athlete-list__item {
    &.athlete-list__item--l {
      grid-column: span 2;
    }
  }
}

.items {
  padding-left: 10px;
  padding-right: 10px;
}

.item-box {
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
  padding: 40px 10px;
  border-radius: 10px;
}

.item-col {
  max-width: 800px;
  margin: 0 auto 50px;
  display: flex;
  gap: 20px;
  .img {
    width: 330px;
    flex-shrink: 0;
  }
}

.item-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px 40px;
}

.bg-navy {
  max-width: 900px;
  margin: 0 auto;
  border-radius: 5px;
  padding: 30px 15px;
}

@media screen and (max-width: 768px) {
  .denba {
    font-size: 15px;
    padding-bottom: 100px;
  }

  .denba span {
    font-size: inherit;
  }

  .sp-only {
    display: block;
  }

  .pc-only {
    display: none;
  }

  .title1,
  .title2,
  .fz22 {
    font-size: 20px;
  }

  .fz18 {
    font-size: 16px !important;
  }

  .list-col2 {
    gap: 40px;
    .list-col2__item {
      flex-direction: column-reverse;
      gap: 20px;
      .txt {
        width: 100%;
      }
      &:nth-child(even) {
        flex-direction: column-reverse;
      }
    }
  }

  .col2 {
    flex-direction: column;
    gap: 20px;
    .txt {
      width: 100%;
    }
  }

  .anzen {
    border-radius: 5px;
  }

  .athlete-list {
    grid-template-columns: repeat(2, 1fr);
  }

  .item-box {
    border-radius: 5px;
  }

  .item-col {
    flex-direction: column;
    align-items: center;
    .img {
      width: 100%;
    }
  }

  .item-list {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    text-align: center;
  }
}