/* イントロダクション */
#introduction {}

#introduction .text {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

#introduction .nav {}

#introduction .nav ul {
  gap: 1em;
  margin: 2em auto 0;
}

#introduction .nav ul li {}

#introduction .nav ul li a {
  color: #fff;
  padding: 0.5em 1em;
  border-radius: 0.5em;
}

#introduction .nav ul li:nth-child(1) a {

  background-color: #0097C7;
}

#introduction .nav ul li:nth-child(2) a {
  background-color: #03bfc8;
}

#introduction .nav ul li:nth-child(3) a {
  background-color: #D8A5C4;
}

@media (max-width: 768px) {
  #introduction .text {
    text-align: left;
    font-size: min(3.7vw, 24px);
  }
}

/********************** イベントセクション ******************************************************/
.event {}

.event .inner {
  background-color: #fff;
}

.event .main {
  color: #fff;
  background-color: #0097c7;
  padding: 2em;
  gap: 2em;
}

#vo2.event .main {
  background-color: #03bfc8;
}

.event .main h3 {
  position: relative;
  font-size: 24px;
  font-weight: bold;
}

.event .main h3:after {
  content: '';
  position: absolute;
  top: 50%;
  left: 3em;
  -ms-transform: translate(0%, -50%);
  -webkit-transform: translate(0%, -50%);
  transform: translate(0%, -50%);
  width: 2px;
  height: 1.5em;
  background-color: #fff;
}

.event .main p {}

@media (max-width: 768px) {
  .event {
    padding: var(--section-margin) 0 0;
  }

  .event .main {
    gap: 1em;
  }

  .event .main h3 {
    padding: 0 1em 0 0;
  }

  .event .main h3:after {
    left: 3.2em;
  }

  .event .main p {
    font-size: 16px;
  }
}

/********************** セッション ******************************************************/
.event .session {
  padding: 2em;
}

.event .session .header {
  background-color: #B6DAE5;
  padding: 1em 2em;
  margin: 0 auto 1em;
  gap: 1em;
}

.event .session .header h4 {}

.event .session .content {}

.event .session .content h5 {
  font-size: 20px;
  font-weight: bold;
  margin-bottom: 10px;
  color: #0097C7;
}

.event .session .content .subtitle {
  font-size: 14px;
  color: #666;
  margin-bottom: 25px;
}

@media (max-width: 768px) {
  .event .session {
    padding: 0;
  }

  .event .session .header {
    padding: 1em;
    gap: 0;
  }

  .event .session .header h4 {
    width: 100%;
  }

  .event .session .content h5 {
    font-size: 4.5vw;
    padding: var(--side-padding);
    margin: 0;
  }
}

/********************** 講演者 ******************************************************/
.event .session .speaker {
  --image-size: 200px;
  --gap: 2em;
  --speaker-gap: 2em;
}

.event .session .speaker .text {
  width: calc(100% - var(--image-size) - var(--gap));
}

.event .session .speaker .text .title {}

.event .session .speaker .text h6 {
  font-size: 1.125em;
  font-weight: 500;
  margin: 0 auto var(--speaker-gap);
}

.event .session .speaker .text .bio {
  margin: 0 auto var(--speaker-gap);
}

.event .session .speaker .text .panel {
  gap: 2em;
}

.event .session .speaker .text .panel h4 {
  background-color: #0097C7;
  color: #fff;
  padding: 0.5em 1em;
}

.event .session .speaker .text .panel p {
  font-size: 1.2em;
}

.event .session .speaker .image {
  width: var(--image-size);
}

.event .session .speaker .image img {}


@media (max-width: 768px) {
  .event .session .speaker {
    --image-size: 200px;
    --gap: 2em;
    --speaker-gap: 2em;
    flex-wrap: wrap-reverse;
  }

  .event .session .speaker .text {
    width: 100%;
    padding: var(--side-padding);
  }

  .event .session .speaker .text .panel {
    -webkit-box-align: start;
    align-items: start;
    flex-direction: column;
    gap: 0;
  }

  .event .session .speaker .text .panel h4 {
    margin: 0 0 1em;
  }

  .event .session .speaker .text .panel p {
    font-size: 1em;
  }

  .event .session .speaker .image {
    width: 50%;
    margin: 1em auto;
  }


}

/********************** 情報セクション ******************************************************/
.event .info {
  width: calc(100% - 5%);
  padding: 1em 0;
  margin: 0 auto;
  border-top: 1px solid #0097C6;
  gap: 2em;
}

.event .info:has(+ .maps) {
  border-bottom: 1px solid #0097C6;
}

.event .info h4 {
  width: 10em;
  background-color: #D6F5FF;
  padding: 2em 1em;
  text-align: center;
}

.event .info .content {
  width: calc(100% - 15em);
  /* gap: 1em; */
}

.event .info .content p {
  width: 100%;
  line-height: 1.5;
}

.event .info .content a {
  left: inherit;
  right: 0;
  color: #fff;
  background-color: #0097C7;
  padding: 0.5em 2em;
  border-radius: 0.5em;
  transition: ease-in 0.2s;
}

.event .info .content a:hover {
  background-color: #0077A3;
}

@media (max-width: 768px) {
  .event .info {
    width: 100%;
    padding: 0 var(--side-padding);
    margin: 0 auto 4em;
    border-top: 0px solid #0097C6;
    gap: 0;
  }

  .event .info:has(+ .maps) {
    border-bottom: 0px solid #0097C6;
  }

  .event .info h4 {
    width: 100%;
    margin: 0 auto 1em;
  }

  .event .info .content {
    width: 100%;
    gap: 1em;
  }

  .event .info .content p {
    width: 100%;
    font-size: min(3.8vw, 24px);
  }

  .event .info .content a {
    position: relative;
    margin: 0 auto;
  }
}

/********************** 会場情報 ******************************************************/
.event .maps {
  width: calc(100% - 5%);
  gap: 2em;
  margin: 0 auto;
  padding: 2em 2em 0;
}

.event .maps img,
.event .maps iframe {
  width: 48%;
  aspect-ratio: 1;
}

.event .archive {
  padding: 2em;
}

.event .archive .title {
  width: 10em;
  color: #fff;
  background-color: #0097C7;
  border: 1px solid #0097C7;
}

.event .archive .title h4 {
  padding: 0.5em;
  line-height: 1.8;
}

.event .archive .text {
  width: calc(100% - 10em);
  border: 1px solid #0097C7;
}

.event .archive .text p {
  padding: 0.5em;
}

.event .download {
  text-align: center;
  padding: 2em;
}

.event .download a {
  display: inline-block;
  width: 120px;
}

.event .download a img {}

.event .download a img:nth-child(1) {
  width: 75%;
  margin: 0 auto 0.5em;
}

.event .download a img:nth-child(2) {
  width: 100%;
}

/* Coming Soon */
.event .comingsoon {
  text-align: center;
  padding: 60px 0;
}

.event .comingsoon p {
  font-size: 24px;
  font-weight: bold;
  color: #666;
}

@media (max-width: 768px) {
  .event .maps {
    width: 100%;
    padding: 0 var(--side-padding) 2em;
  }

  .event .maps img,
  .event .maps iframe {
    width: 100%;
  }

  .event .download a {
    width: 100px;
  }
}

/********************** 関連企画セクション ******************************************************/
#related {}

#related .inner {
  background-color: #fff;
}

#related .main {
  color: #fff;
  background-color: #D8A5C4;
  padding: 2em;
  gap: 2em;
}

#related .main h3 {
  position: relative;
  font-size: 24px;
  font-weight: bold;
}

/* #related .main h3:after {
  content: '';
  position: absolute;
  top: 50%;
  left: 3em;
  -ms-transform: translate(0%, -50%);
  -webkit-transform: translate(0%, -50%);
  transform: translate(0%, -50%);
  width: 1px;
  height: 1.5em;
  background-color: #fff;
} */

#related .content {
  text-align: center;
}

#related .content p {
  font-size: 16px;
  color: #333;
}

#related .comingsoon {
  text-align: center;
  padding: 60px 0;
}

#related .comingsoon p {
  font-size: 24px;
}

#related .comingsoon p a {
  /* padding: 0 0 0.5em; */
  text-decoration: underline;
  text-underline-offset: 0.3em;
}

@media (max-width: 768px) {
  #related {
    padding: var(--section-margin) 0;
  }

  #related .main {
    padding: 1em;
  }

  #related .comingsoon p {
    font-size: 5vw;
  }
}