@charset "UTF-8";
@import url("https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@300;500;900&family=Noto+Serif+JP:wght@500&display=swap");
* {
  box-sizing: border-box;
}

span.oneword {
  display: inline-block;
}

body {
  margin: 0;
  padding: 0;
  font-size: 24px;
  font-family: "Noto Serif JP", serif;
  background-image: url(../../img/bg.jpg);
  background-size: 100% auto;
  background-repeat: repeat-y;
}
@media (max-width: 640px) {
  body {
    font-size: 18px;
  }
}

.wrapper {
  background-image: url(../images/visual-wide.jpg);
  background-size: 100% auto;
  background-repeat: no-repeat;
  background-position: top center;
}
@media (max-width: 640px) {
  .wrapper {
    background-image: url(../images/visual.jpg);
  }
}
.wrapper .shibusawa40__logo {
  display: block;
  width: 40%;
  max-width: 300px;
  position: absolute;
  top: 1em;
  right: 1em;
}

.outline {
  display: flex;
  flex-wrap: wrap;
  color: #FFF;
  font-size: 90%;
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 300;
  border: 1px rgba(255, 255, 255, 0.75) solid;
  padding: 0.5em 0.8em;
  max-width: 700px;
  margin: 0 auto;
}
.outline > * {
  margin: 0.2em 0;
}
.outline .outline__heading {
  width: 5.5em;
  text-align: right;
}
.outline .outline__body {
  width: calc(100% - 5.5em);
}

.attention {
  list-style-type: none;
  font-size: 70%;
  margin: 0;
  padding: 0;
  margin-left: 1em;
  opacity: 0.8;
}
.attention li::before {
  content: "※";
}
.attention li {
  text-indent: -1em;
}

header {
  position: relative;
  width: 95%;
  max-width: 1000px;
  margin: 0 auto;
  padding-top: 40%;
  margin: 0 auto;
}
@media (max-width: 640px) {
  header {
    padding-top: 60%;
  }
}
header .title {
  display: block;
  margin: 0 auto;
  width: 90%;
  max-width: 800px;
}
@media (max-width: 768px) {
  header .title {
    max-width: 600px;
  }
}
header .information {
  border: 1px #900 solid;
  background-color: #FFF;
  color: #900;
  margin: 2em auto;
  padding: 1.5em;
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 300;
  font-size: 90%;
}
header .information b {
  font-size: 120%;
  display: block;
  margin: 0.75em auto 1em;
  text-align: center;
}

main {
  display: block;
  width: 95%;
  max-width: 1000px;
  margin: 0 auto;
  margin: 0 auto;
}
main .lead {
  margin: 2em auto;
  font-size: 100%;
  color: #FFF;
  text-align: center;
  text-shadow: 0 0 10px rgba(0, 0, 0, 0.8);
  line-height: 1.7;
}
main .lead img.guest {
  display: block;
  width: 98%;
  margin: 2% auto;
}

.subscription {
  width: 100%;
  margin: 5% auto;
  font-family: "Noto Sans JP", sans-serif;
}
.subscription .subscription__item {
  width: 95%;
  max-width: 1000px;
  margin: 0 auto;
  margin-top: 1em;
  margin-bottom: 1em;
  border: 1px rgba(255, 255, 255, 0.3) solid;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.7);
  /*&>.subscription__body{
    opacity:0.3;
    filter:blur(3px);
  }*/
  position: relative;
}
.subscription .subscription__item > .subscription__message {
  position: absolute;
  text-align: center;
  font-size: min(3vw,100%);
  width: 80%;
  top: 50%;
  left: 10%;
  border-radius: 5px;
  background-color: rgba(255, 255, 255, 0.75);
  padding: 1em;
  transform: translateY(-50%);
}
.subscription .subscription__item > .subscription__message > b {
  font-size: 120%;
}
@media (max-width: 640px) {
  .subscription .subscription__item {
    margin: 0;
    margin-bottom: 1px;
    border-width: 0;
    box-shadow: none;
    max-width: 100%;
    width: 100%;
  }
}
.subscription .subscription__body {
  padding: 1em 2em;
}
.subscription .subscription__body .attention {
  margin-top: 0.5em;
}
.subscription h2 {
  margin: 0;
  padding: 0;
  margin: 0 auto 2%;
  text-align: center;
  font-family: "Noto Serif JP", serif;
  font-size: 150%;
  font-weight: 900;
  color: #222;
}
.subscription .subscription__subject {
  background-color: rgba(0, 0, 0, 0.15);
  border-radius: 7px;
  padding: 1em;
  font-size: 80%;
}
.subscription .subscription__button {
  display: block;
  width: 10em;
  margin: 0 auto;
  margin-top: 1em;
  padding: 0.5em 1em;
  background-color: #2a46ae;
  text-align: center;
  border-radius: 7px;
  font-size: 110%;
  font-weight: 500;
  color: #FFF;
  text-decoration: none;
}
.subscription .subscription__button.inactive {
  background-color: #666;
  color: #BBB;
  font-size: 80%;
  width: 16em;
  pointer-events: none;
  opacity: 0.5;
  padding: 1em;
}
.subscription .subscription__item:nth-of-type(1) {
  background: linear-gradient(to bottom, rgba(255, 255, 255, 0.8), rgba(231, 213, 237, 0.8));
}
.subscription .subscription__item:nth-of-type(2) {
  background: linear-gradient(to bottom, rgba(255, 255, 255, 0.8), rgba(201, 231, 232, 0.8));
}
.subscription .subscription__item:nth-of-type(3) {
  background: linear-gradient(to bottom, rgba(255, 255, 255, 0.8), rgba(215, 215, 215, 0.8));
}
.subscription .subscription__item:nth-of-type(3) .subscription__subject {
  text-align: center;
}

.concert_info {
  width: 100%;
  background-color: rgba(0, 0, 0, 0.6);
  padding: 3% 0;
  color: #FFF;
}
.concert_info .concert_info_body {
  width: 95%;
  max-width: 1000px;
  margin: 0 auto;
  max-width: 800px;
}
.concert_info .concert_info_body .outline {
  max-width: 800px;
}
.concert_info h3 {
  margin: 0;
  padding: 0;
  margin-bottom: 3%;
  font-size: 180%;
  font-family: "Noto Serif JP", serif;
  text-align: center;
  background: -webkit-linear-gradient(top, #EEE, #FFF 49%, #BBB 50%, #DDD);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 0 5px #000);
}
.concert_info .outline {
  border-width: 0;
  padding: 0;
  margin-bottom: 3%;
}

footer {
  width: 100%;
  padding: 2em;
  background-color: #000;
  text-align: center;
  font-size: 50%;
  color: #DDD;
}
footer img {
  width: 40%;
  max-width: 220px;
}