html
{
  background-color: #fff;
}

a 
{
  text-decoration: none;
}


/* トップメニュー */
.header
{
  display: flex;
  align-items: center;
  position: fixed;
  top: 0; 
  z-index: 1000;
  width: 100%;
  background-color: #26004E;
}

.header_left
{
  align-items: center;
  padding-top: 1%;
  padding-bottom: 1%;
  padding-right: 5.1%;
  padding-left: 1%;
}

.Log
{
  margin: 0;
  margin-left: 50px;
}

.Log img 
{
  height: 50px;
  width: auto;
}

.headerClass
{
  width: 30%;
}

.header_right
{
  display: flex;
  justify-content: flex-end;
  align-items: center;
  width: 100%;
  margin: 0;
  padding-top: 2%;
  padding-bottom: 2%;
  margin-left: 0;
  padding-right: 5.2%;
}

.header_list
{
  margin: 0;
  margin-left: 50px;
  font-size: 20px;
}

.menulink
{
  color: #fff;
  /* white-space: nowrap; */
}


/* トップメニュー(ハンバーガー) */
.hamburger-overlay 
{
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 1100;
  width: 48px;
  height: 48px;
  border: none;
  background: transparent;
  cursor: pointer;
  display: none; /* デフォルトでは非表示 */
}

.hamburger-overlay__line 
{
  position: absolute;
  left: 11px;
  width: 26px;
  height: 2px;
  background-color: #fff;
  transition: all .6s;
}

.hamburger-overlay__line:nth-of-type(1) { top: 14px; }
.hamburger-overlay__line:nth-of-type(2) { top: 23px; }
.hamburger-overlay__line:nth-of-type(3) { top: 32px; }
.hamburger-overlay.active .hamburger-overlay__line 
{
  background-color: #fff;
}

.hamburger-overlay.active .hamburger-overlay__line:nth-of-type(1) 
{
  transform: translateY(9px) rotate(-45deg);
}

.hamburger-overlay.active .hamburger-overlay__line:nth-of-type(2) 
{
  opacity: 0;
}

.hamburger-overlay.active .hamburger-overlay__line:nth-of-type(3) 
{
  transform: translateY(-9px) rotate(45deg);
}

.nav-overlay 
{
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background-color: #26004E;
  visibility: hidden;
  opacity: 0;
  transition: all .6s;
  z-index: 1000;
}

.nav-overlay.active 
{
  visibility: visible;
  opacity: 1;
}

.nav-overlay__content 
{
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  height: 100%;
}

.nav-overlay__list 
{
  display: flex;
  flex-direction: column;
  gap: 30px; /* メニュー同士の間隔を均等に */
  padding: 0;
  margin: 0;
  list-style: none;
}

.nav-overlay__item 
{
  margin: 0; /* 不要な外側マージンをなくす */
  padding: 0;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.6s;
  text-align: center; /* 文字中央揃え */
}

.nav-overlay__link 
{
  font-size: 24px;
  color: #fff;
  text-decoration: none;
  line-height: 1.5; /* 行間を調整して見た目を安定 */
  transition: color .3s;
}
.nav-overlay.active .nav-overlay__item 
{
  opacity: 1;
  transform: translateY(0);
}

.nav-overlay.active .nav-overlay__item:nth-child(1) { transition-delay: 0.1s; }
.nav-overlay.active .nav-overlay__item:nth-child(2) { transition-delay: 0.2s; }
.nav-overlay.active .nav-overlay__item:nth-child(3) { transition-delay: 0.3s; }
.nav-overlay.active .nav-overlay__item:nth-child(4) { transition-delay: 0.4s; }

.nav-overlay__link:hover 
{
  color:plum;
}


/* メンバープロフィール */
.idol-members 
{
  display: flex;
  padding-top: 10%;
  padding-left: 10%;
  padding-right: 10%;
  padding-bottom: 3%;
  justify-content: center;
  align-items: flex-start;
  gap: 5%;
}

/* 左側 */
.idol-detail-contents 
{
  max-width: 600px;
}

.idol-name-en 
{
  font-size: 14px;
  color: #26004e9a;
  margin-bottom: 5px;
}

.idol-name 
{
  font-size: 36px;
  font-weight: bold;
  margin-bottom: 5px;
  color: #26004E;
}

.idol-word 
{
  font-size: 18px;
  font-weight: 500;
  color: #26004e9a;
  border-bottom: 2px solid #26004e9a;
  padding-bottom: 10px;
  margin-bottom: 20px;
}

.idol-member-discription 
{
  font-size: 16px;
  line-height: 2;
  margin-bottom: 30px;
  color: #26004E;
}

.idol-detail-block {
  display: flex;
  border-top: 1px solid #26004e9a;
  padding: 10px 0;
  justify-content: space-between;
}

.idol-detail-block-ttl 
{
  font-weight: bold;
  color: #26004E;
}

.idol-detail-block-txt 
{
  color: #26004e9a;
}

/* 右側*/
.idol-visual 
{
  width: 100%;
  max-width: 500px;
}

.idol-visual-img 
{
  width: 100%;
  height: auto;
  object-fit: contain;
}



.buttonbottom
{
  margin-bottom: 5%;
}

.button-3
{
  display: flex;
  justify-content: center;
  align-items: center;
  width: 250px;
  margin:0 auto;
  padding: .9em 2em;
  border: none;
  border-radius: 5px;
  box-shadow: 0 2px 3px rgb(0 0 0 / 25%), 0 2px 3px -2px rgb(0 0 0 / 15%);
  background-color: #26004e;
  color: #fff;
  font-weight: 600;
  font-size: 1em;
}

.button-3::after
{
  transform: rotate(45deg);
  width: 5px;
  height: 5px;
  margin-left: 10px;
  border-top: 2px solid #fff;
  border-right: 2px solid #fff;
  content: '';
}

.button-3:hover 
{
  background-color: #000000;
}


/* スマホサイズのときにハンバーガー表示 */
@media (max-width: 768px) 
{
  .Log
  {
    margin: 0;
    margin-left: 20px;
    padding-top: 4%;
  }

  .headerClass
  {
    width: 20%;
  }

  .header_right 
  {
    display: none;
  }

  .hamburger-overlay 
  {
    display: block;
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
  }

  .firstView
  {
    width: 100%;
    margin-top: 7%;
    background-color: #26004E;
  }

  .idol-members 
  {
    display: flex;
    padding-top: 30%;
    padding-left: 10%;
    padding-right: 10%;
    padding-bottom: 3%;
    justify-content: space-between;
    align-items: flex-start;
    gap: 5%;
  }
}