@charset "utf-8";

:root {
  --color-blue: #31479B;
  --color-yellow: #BF9B5D;
  --color-basic: #231815;
}

img {
  width: 100%;
  height: auto;
}

.body {
  color: var(--color-basic);
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 700;
  font-style: normal;
  font-size: 16px;
}
.background {
  background-image: url(../img/bg-img_sp.png);
  background-position: center top;
  background-repeat: no-repeat;
  background-size: cover;
  background-attachment: fixed;
  width: 100%;
  height: 100vh;
  position: fixed;
  top: 0;
  z-index: -1000;
}

.container {
  max-width: 540px;
  margin: auto;
  padding: 0 15px;
}
.content__wrap {
  background-color: #fff;
  border-radius: 6px;
  margin: auto;
  max-width: 320px;
  padding: 72px 20px 32px;
}

.d-block {
  display: block;
}

/* fv */
.fv {
  max-height: none;
  padding-top: 0;
  display: flex;
  justify-content: center;
  overflow: hidden;
}
.fv-img {
  -o-object-fit: contain;
  object-fit: contain;
  max-height: 125vh;
  width: 596px;
  max-width: 150vw;
}

/* 水合戦 */

.event-ttl__wrap {
  overflow: hidden;
  display: flex;
  justify-content: center;
  margin-top: -45px;
  margin-bottom: -60px;
}
.event-ttl {
  max-width: 210vw;
  width: 840px;
}
.event-checkin {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.event-content__wrap {
  margin-top: 20px;
}
.event-about {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.event-desc {
  margin-top: 12px;
  display: flex;
  flex-direction: column;
  gap: 30px;
}
.line-double {
  background: url("../img/line-double.svg") repeat-x center/contain;
  height: 48px;
}
.btn {
  background-image: linear-gradient(110deg, #e76a07, #d53d15);
  font-size: min(20px, 5vw);
  font-weight: 700;
  letter-spacing: 0.04em;
  color: #fff;
  border: none;
  border-radius: 6px;
  margin: 30px 0 0px;
  padding: 24px 50px;
  text-decoration: none;
  display: flex;
  justify-content: center;
  position: relative;
  box-shadow: 0px 2px 3px 0px rgba(83, 134, 185, 0.4), 0px 6px 10px 4px rgba(83, 134, 185, 0.25);
}
.btn::after {
  content: "";
  background: url("../img/icon-arrow.svg") no-repeat center/contain;
  display: block;
  width: 1.25em;
  height: 1.25em;
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
}
/* //水合戦 */

/* PRビデオ */
.video-content__wrap {
  padding-bottom: 40px;
}
.video-ttl__wrap {
  overflow: hidden;
  display: flex;
  justify-content: center;
  margin-top: 35px;
  margin-bottom: -80px;
}
.video-ttl {
  max-width: 210vw;
  width: 840px;
}
.video-about {
  display: flex;
  flex-direction: column;
  gap: 25px;
}
/* //PRビデオ */

/* 目的 */
.purpose-content__wrap {
  background: url("../img/purpose-bg.png") no-repeat top center/cover;
  max-width: 360px;
  margin: 35px auto 40px;
  padding-bottom: 25px;
  border-radius: 6px;
}
.purpose-ttl {
  display: flex;
  justify-content: center;
}
.purpose-about {
  margin: 0 18px;
  padding-top: 28px;
  padding-bottom: 25px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.purpose-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
/* //目的 */

/* フッター */
.footer {
  background-color: var(--color-blue);
  color: #fff;
  font-size: 12px;
  padding: 1em;
}
.footer-row {
  display: flex;
  justify-content: center;
  flex-direction: column;
  align-items: center;
  gap: 0.5em;
}
small {
  font-weight: 300;
  letter-spacing: 0.04em;
}
/* //フッター */

@media (hover: hover) {
  a,
  .btn {
    transition: .3s;
  }
  a:hover,
  .btn:hover {
    opacity: 0.7;

  }
}
@media screen and (min-width: 768px), print {
  .background {
    background-image: url(../img/bg-img.png);
  }
  .container {
    max-width: 1630px;
    padding: 0 30px;
  }
  .content__wrap {
    max-width: calc(800px - 44px * 2);
    padding: 110px 44px 86px;
    border-radius: 14px;
  }
  .line-double {
    height: 70px;
  }
  .fv-img {
    width: 1600px;
    max-width: 120vw;
    max-height: 120vh;
  }
  .event-ttl__wrap {
    margin-top: 0;
    margin-bottom: -110px;
  }
  .event-ttl {
    max-width: 210vw;
    width: 1600px;
  }
  .event-checkin {
    gap: 5px;
  }
  .video-content__wrap {
    padding-top: 100px;
    padding-bottom: 60px;
  }
  .video-about {
    gap: 25px;
  }
  .video-ttl__wrap {
    margin-top: -25px;
    margin-bottom: -104px;
  }
  .video-ttl {
    max-width: 190vw;
    width: 1600px;
  }
  .purpose-content__wrap {
    max-width: 800px;
    margin: 80px auto;
    padding-bottom: 55px;
    border-radius: 14px;
  }
  .purpose-about {
    margin: 0 38px;
    padding: 32px 75px 32px 40px;
  }
  .purpose-list {
    gap: 15px;
  }
  .btn {
    font-size: 28px;
    margin: 64px auto 0;
    padding: 40px 80px;
    max-width: 450px;
    border-radius: 14px;
    box-shadow: 0px 4.44px 6.66px 0px rgba(83, 134, 185, 0.4), 0px 13.31px 22.19px 8.88px rgba(83, 134, 185, 0.25);
  }
  .btn::after {
    right: 30px;
  }
  .footer {
    font-size: 14px;
  }
  .footer-row {
    flex-direction: row;
    gap: 1em;
  }
  .footer-img {
    max-width: 185px;
  }
  .footer-text {
    justify-content: flex-start;
  }
  .form-end {
    margin-top: calc(100svw * 0.14);
    font-size: 20px;
  }
}