body{
  margin: 0 !important;
}
.kikaku-title {
    font-weight: 500; 
}
.hero-section {
  position: relative;
  width: 100%;
  height: 100vh;
  background-image: url('../img/art/芸術展１.png');
  background-size: cover;
  background-position: center;
  overflow: hidden;
  opacity: 0;
  transition: opacity 0.4s ease-out;
}

.hero-section.is-active {
  opacity: 1;
}

.hero-overlay-blue {
  position: absolute;
  top: -70px;
  left: 0;
  width: 50%;
  height: 100%;
  background-image: url('../img/okumastage/skybluegunya.svg');
  background-size: 100% 100%;
  background-repeat: no-repeat;
  filter: drop-shadow(3px 3px 4px rgba(0, 0, 0, 0.2));
  opacity: 0;
  transition: opacity 0.3s ease-out;
}

.hero-overlay-orange {
  position: absolute;
  bottom: -50px;
  right: 0;
  width: 60%;
  height: 60%;
  background-image: url('../img/okumastage/orangegunya.svg');
  background-size: 100% 100%;
  background-repeat: no-repeat;
  filter: drop-shadow(3px -3px 4px rgba(0, 0, 0, 0.25));
  opacity: 0;
  transition: opacity 0.3s ease-out;
}

.hero-overlay-blue.is-animated,
.hero-overlay-orange.is-animated {
  opacity: 1;
}

.hero-title {
  position: absolute;
  top: 210px;
  left: 100px;
  color: white;
  font-size: 64px;
  font-weight: 500;
}

.hero-catchphrase {
  position: absolute;
  bottom: 130px;
  right: 100px;
  color: white;
  text-align: right;
  font-size: 64px;
  font-weight: 500;
  z-index: 10;
}





.content-container {
  max-width: 80%;
  margin: 80px auto;
  padding: 0 0;
}

.info-section {
  margin-bottom: 75px;
}

.section-title {
  display: flex;
  align-items: center;  
  font-size: 35px;
  color: #222222;
  margin-bottom: 15px;
  font-weight:lighter;
  letter-spacing: 6%;
  font-weight: 400;
}

.title-logo {
  width: 45px;        
  height: auto;
  margin-right: 30px; 
  object-fit: contain;
}

.section-text {
  font-size: 20px;
  color: #222222;
  line-height: 33px;
  letter-spacing: 0.06em;
}

.content-indent {
  margin-left: 20px;
}

.datetime-container {
  margin-left: 0;
}

.datetime-row {
  display: flex;
  align-items: center;
  margin-top: -15px;
}

.date-area {
  display: flex;
  align-items: center;
  margin-right: 20px;
}

.date-num {
  margin-top: 5px;
}

.day-v{
  writing-mode: vertical-rl;
  font-size: 18px;
  margin-left: 10px;
  margin-top: 10px;
  letter-spacing: 0.08em;
  font-weight: 500;
}

.day-v-sun{
  writing-mode: vertical-rl;
  font-size: 17px;
  margin-left: 5px;
  margin-top: 10px;
  letter-spacing: 0.08em;
  font-weight: 500;
}

.day-v {
  color: #1B489D;
}

.day-v-sun {
  color: #B02E2D;
}

.time-row {
  display: flex;
}

.time-num {
  margin-top: 5px;
}

.arrow{
  margin: 0 10px;
  margin-top: 33px;
}

.pdf-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.pdf-list li {
  font-size: 20px;
  color: #222222;
  line-height: 33px;
  letter-spacing: 0.06em;
}




@media screen and (min-width: 481px) and (max-width: 1024px) {
  .hero-section {
    height: 80vh; 
  }

  .hero-overlay-blue {
    top: -30px;
    left: 0;  
    width: 70%;
    height: 90%;
    background-image: url('../img/okumastage/skybluegunya.svg');
    background-size: contain;
    background-position: left top;
    background-repeat: no-repeat;
    filter: drop-shadow(3px 3px 4px rgba(0, 0, 0, 0.2));
    opacity: 0;
    transition: opacity 0.7s ease-out;
    position: absolute; 
  }

  .hero-overlay-orange {
    bottom: -15px; 
    width: 75%;
    height: 70%;
    background-image: url('../img/okumastage/orangegunya.svg');
    background-size: contain;
    background-position: right bottom;
    background-repeat: no-repeat;
    filter: drop-shadow(3px -3px 4px rgba(0, 0, 0, 0.25));
    opacity: 0;
    transition: opacity 0.7s ease-out;
    position: absolute;
  }

  .hero-title {
    position: absolute; 
    top: 140px;  
    left: 40px; 
    color: white;
    font-size: 40px;
    line-height: normal; 
    letter-spacing: 0.03em;
  }

  .hero-catchphrase {
    position: absolute; 
    bottom: 60px;   
    right: 40px; 
    color: white;
    text-align: right;
    font-size: 40px; 
    line-height: normal; 
    letter-spacing: 0.03em;
    z-index: 10;
  }


  .section-title {
    font-size: 26px;
    margin-bottom: 10px;
  }

  .info-section {
    margin-bottom: 40px;
  }

  .title-logo {
    width: 35px;
    margin-right: 20px;
  }

  .section-text {
    font-size: 17px;
    line-height: 30px;
    letter-spacing: 0.03em;
  }

  .datetime-row {
    display: flex;
    align-items: center;
  }

  .pdf-list li {
    font-size: 17px;
    line-height: 30px;
    letter-spacing: 0.03em;
  }
}



@media screen and (max-width: 480px) {
    .hero-section {
    height: 100vh; 
  }

  .hero-overlay-blue {
    top: -10px;
    left: 0;  
    width: 100%;
    height: 75%;
    background-image: url('../img/okumastage/skybluegunya.svg');
    background-size: contain;
    background-position: left top;
    background-repeat: no-repeat;
    filter: drop-shadow(3px 3px 4px rgba(0, 0, 0, 0.2));
    opacity: 0;
    transition: opacity 0.7s ease-out;
    position: absolute; 
  }

  .hero-overlay-orange {
    bottom: -3px; 
    width: 100%;
    height: 50%;
    background-image: url('../img/okumastage/orangegunya.svg');
    background-size: contain;
    background-position: right bottom;
    background-repeat: no-repeat;
    filter: drop-shadow(3px -3px 4px rgba(0, 0, 0, 0.25));
    opacity: 0;
    transition: opacity 0.7s ease-out;
    position: absolute;
  }


  .hero-title {
    position: absolute; 
    top: 100px;  
    left: 20px; 
    color: white;
    font-size: 25px; 
    line-height: normal; 
    letter-spacing: 0.03em;
  }


  .hero-catchphrase {
    position: absolute; 
    bottom: 35px;   
    right: 20px; 
    color: white;
    text-align: right;
    font-size: 25px; 
    line-height: normal; 
    letter-spacing: 0.03em;
    z-index: 10;
  }


  .section-title {
    font-size: 18px;
    margin-bottom: 5px;
  }

  .title-logo {
    width: 27px;
    margin-right: 15px;
  }

  .info-section {
    margin-bottom: 35px;
  }

  .section-text {
    font-size: 14px;
    line-height: 26px;
    letter-spacing: 0.03em;
  }

  .datetime-row {
    align-items: flex-start;
    margin-top: -10px;
  }

  .date-area {
    margin-right: 10px;
  }

  .date-num svg {
    width: 50px;
    height: auto;
  }

  .time-num {
  margin-top: 3px;
  }

  .day-v {
    font-size: 11px;
    margin-top: 5px;
    margin-left: 8px;
  }
  .day-v-sun {
    font-size: 10px;
    margin-top: 5px;
    margin-left: 8px;
  }

  .time-row {
    flex-wrap: wrap;
    align-items: center;
  }

  .time-num svg {
    width: 70px;
    height: auto;
  }

  .arrow {
    margin: 0 8px;
    margin-top: 2px;
  }
  
  .arrow svg {
    width: 18px;
    height: auto;
  }


  .pdf-list li {
    font-size: 14px;
    line-height: 26px;
    letter-spacing: 0.03em;
  }

  .nobreak {
    display: inline-block;
  }
}