@charset "UTF-8";
html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
}

main {
  display: block;
}

a {
  background-color: transparent;
}

img {
  border-style: none;
}

:root {
  --color-primary: #0e7134;
  --line-height: 1.75;
  --arrow-anim-duration: 5.0s;
}

*, *:before, *:after {
  box-sizing: border-box;
}

html {
  color: #fff;
  font-family: "Shippori Mincho", "Noto Serif JP", "YuMincho", "游明朝体", "Yu Mincho", "游明朝", "Hiragino Mincho ProN W3", "ヒラギノ明朝 ProN W3", serif;
  font-size: clamp(11px, 3.2vw, 13px);
  font-weight: normal;
  letter-spacing: -0.02em;
  line-height: var(--line-height);
  scroll-behavior: smooth;
  -moz-osx-font-smoothing: grayscale;
  -webkit-font-smoothing: antialiased;
}
@media screen and (min-width: 568px) {
  html {
    font-size: 13px;
  }
}
@media screen and (min-width: 768px) {
  html {
    font-size: 13px;
  }
}
@media screen and (min-width: 992px) {
  html {
    font-size: 16px;
  }
}
@media screen and (min-width: 1200px) {
  html {
    font-size: 18px;
  }
}

body {
  background-color: #141f40;
  position: relative;
  width: 100%;
}

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

a {
  text-decoration: none;
  transition: color 0.15s ease-out;
}

a.green {
  align-items: center;
  background-color: var(--color-primary);
  color: #fff;
  display: flex;
  justify-content: center;
}

body.nontouchable a.green {
  transition: filter 0.15s ease-out;
}
body.nontouchable a.green:hover {
  filter: brightness(115%) drop-shadow(0 0 20px rgba(0, 0, 0, 0.6666666667));
}

.cmn__linkbtn {
  display: flex;
  flex-wrap: wrap;
  gap: 1.3888888889em;
  justify-content: center;
}
.cmn__linkbtn a.green {
  font-size: 1.1111111111em;
  padding: 0.3em 2.75em;
}

figure,
picture {
  display: block;
}
figure > img,
picture > img {
  display: block;
  height: auto;
  width: 100%;
}

.page__container {
  margin: 0 auto;
  overflow: hidden;
  position: relative;
  width: 100%;
}

.basic__sect,
.cmn__contwidth {
  margin: 0 auto;
  position: relative;
  width: 87.5vw;
}
@media screen and (min-width: 568px) {
  .basic__sect,
  .cmn__contwidth {
    width: 508px;
  }
}
@media screen and (min-width: 768px) {
  .basic__sect,
  .cmn__contwidth {
    width: 708px;
  }
}
@media screen and (min-width: 992px) {
  .basic__sect,
  .cmn__contwidth {
    width: 912px;
  }
}
@media screen and (min-width: 1200px) {
  .basic__sect,
  .cmn__contwidth {
    width: 1000px;
  }
}

@keyframes arrow_dim_anim {
  0% {
    opacity: 1;
  }
  20% {
    opacity: 1;
  }
  60% {
    opacity: 0;
  }
  100% {
    opacity: 1;
  }
}
/*--- 臨時ツメ設定 ---*/
span {
  letter-spacing: calc(var(--ls) * 0.01em);
}

.sr-only {
  display: none;
}

@media screen and (min-width: 375px) {
  .xs-only {
    display: none;
  }
}

@media screen and (min-width: 568px) {
  .xs-ssm {
    display: none;
  }
}

@media screen and (min-width: 768px) {
  .sp-only {
    display: none;
  }
}

header {
  align-items: center;
  display: flex;
  height: 5.5555555556em;
  justify-content: center;
}
header > div > a {
  text-indent: 100%;
  white-space: nowrap;
  overflow: hidden;
  background: url(../img/seizan-logo.svg) center/contain no-repeat;
  display: block;
  height: 2.2777777778em;
  margin: 0 auto;
  width: 10.3333333333em;
}

.intro__sect {
  text-align: center;
}
.intro__sect h1 {
  font-size: 2rem;
  margin-top: 1.4166666667em;
}
.intro__sect p.intro-lead {
  font-size: 1.4444444444em;
  font-weight: bold;
  margin-top: 1.2307692308em;
}
.intro__sect p.intro-desc {
  font-size: 1.2777777778em;
  margin-top: 0.652173913em;
}

/*.intro__video {
  aspect-ratio: 1920/1080;
  height: auto;
  overflow: hidden;
  width: 100%;
}
.intro__video > video {
  display: block;
  height: 100%;
  object-fit: cover;
  width: 100%;
}*/
iframe{
    width: 100%;
    height: 100%;
    aspect-ratio: 16 / 9;
}
  
.basic__sect {
  text-align: center;
}
.basic__sect::before {
  animation: arrow_dim_anim var(--arrow-anim-duration) linear 0s infinite normal both;
  background: url(../img/section-arrow.svg) 50% 3.1111111111em/contain no-repeat;
  content: "";
  display: block;
  height: 10.3333333333em;
  margin: 0 auto;
  opacity: 1;
  position: relative;
  width: 5.6666666667em;
}
.basic__sect h2 {
  font-size: 2rem;
  margin-top: 1.5555555556em;
}
.basic__sect h2 + p.body {
  margin-top: 1em;
}
.basic__sect p.body {
  font-size: 1.2777777778em;
}
.basic__sect p.body + p.note {
  margin-top: 1.0555555556em;
}
.basic__sect p.note {
  font-size: 1rem;
}
.basic__sect .cmn__linkbtn {
  margin-bottom: 1.1111111111em;
  margin-top: 2.5em;
}

#courtSect .callout {
  margin: 4.8888888889em auto 0;
  width: min(71vw, 24.4444444444em);
  padding-bottom: 1.2222222222em;
}
#courtSect .callout picture + p {
  margin-top: 0.7222222222em;
}

#outliSect .outli__grid {
  display: grid;
  gap: 1.1111111111em;
  grid-template-areas: "fig1 fig2" "specs specs";
  grid-template-columns: repeat(2, 0.5fr);
}
@media screen and (min-width: 768px) {
  #outliSect .outli__grid {
    gap: 2.6666666667em 2.1111111111em;
  }
}
#outliSect .outli__grid .fig1 {
  grid-area: fig1;
}
#outliSect .outli__grid .fig2 {
  grid-area: fig2;
}
#outliSect .outli__grid .specs {
  align-items: center;
  background-color: #fff;
  color: #141f40;
  display: flex;
  flex-direction: column;
  font-size: 1.1666666667em;
  gap: 1em;
  grid-area: specs;
  justify-content: center;
  padding: 2.2em 0;
}
@media screen and (min-width: 568px) {
  #outliSect .outli__grid .specs {
    flex-direction: row;
    gap: 0;
    justify-content: space-around;
    padding: 2.2em 1.1em;
  }
}
@media screen and (min-width: 768px) {
  #outliSect .outli__grid .specs {
    padding: 2.5238095238em 2.619047619em;
  }
}
#outliSect .outli__grid .specs > dl {
  margin: 0;
}
@media screen and (min-width: 768px) {
  #outliSect .outli__grid .specs > dl {
    text-align: left;
  }
}
#outliSect .outli__grid .specs > dl > dt {
  font-weight: bold;
}
#outliSect .outli__grid .specs > dl > dd {
  margin-left: 0;
}
@media screen and (max-width: 567px) {
  #outliSect .cmn__linkbtn.multi > a.green {
    padding-left: 1.3em;
    padding-right: 1.3em;
  }
}
@media screen and (max-width: 374px) {
  #outliSect .cmn__linkbtn.multi {
    gap: 0;
    justify-content: space-between;
  }
  #outliSect .cmn__linkbtn.multi > a.green {
    padding-left: 0.95em;
    padding-right: 0.95em;
  }
}
#outliSect .cmn__linkbtn.large {
  margin-top: 4.8888888889em;
}
#outliSect .cmn__linkbtn.large > a.green {
  font-size: 2em;
  padding: 0.4722222222em 2.1111111111em;
}

aside .reserve-tab {
  font-size: 1.2777777778em;
  height: 10em;
  position: fixed;
  right: 0;
  top: 7.2173913043em;
  width: 2.5652173913em;
}
aside .reserve-tab > a.green {
  height: 100%;
  letter-spacing: 0.05em;
  width: 100%;
  writing-mode: vertical-rl;
}

footer {
  text-align: center;
}
footer .copyright {
  font-size: 0.8888888889em;
  font-weight: bold;
  padding: 3.6875em 0;
}

.footer__pagetoplink > a {
  text-indent: 100%;
  white-space: nowrap;
  overflow: hidden;
  background: url(../img/section-arrow-up.svg) 50% 4.8333333333em/contain no-repeat;
  display: block;
  height: 11.2777777778em;
  margin: 0 auto;
  opacity: 1;
  position: relative;
  width: 5.6666666667em;
}

body.nontouchable .footer__pagetoplink > a {
  transition: filter 0.15s ease-out;
}
body.nontouchable .footer__pagetoplink > a:hover {
  filter: drop-shadow(0 0 2px #fff) drop-shadow(0 0 2px #fff);
}
/*# sourceMappingURL=style.css.map */