header {
  width: 100%;
  display: flex;
  flex-wrap: wrap;
  margin: 0 auto;
  position: fixed;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1000;
  transition: all 0.3s ease;
  padding: var(--section-margin3) var(--page-padding);
}

.header_wrap {
  max-width: var(--page-width);
  width: 100%;
  min-width: var(--page-min-width);
  display: flex;
  flex-wrap: wrap;
  padding: 0;
  margin: auto;
  align-items: center;
}


header img.logo {
  width: 240px;
  transition: all 0.3s ease;
  position: relative;
  z-index: 15;
}

ul.header_menu {
  width: calc(100% - 240px);
  display: flex;
  flex-wrap: wrap;
  gap: 30px;
  justify-content: flex-end;
  align-items: center;
}

ul.header_menu li a {
  color: var(--primary-color);
  font-size: var(--font-m);
  font-family: var(--font-en);
  font-weight: 600;
  text-decoration: none;
  position: relative;
  padding: 5px 0;
  cursor: pointer;
}

ul.header_menu li.dropdown {
  position: relative;
}

ul.header_menu li.dropdown > a {
  cursor: pointer;
}



ul.header_menu .dropdown-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(-10px);
  background-color: #fff;
  list-style: none;
  padding: 15px 0;
  margin-top: 10px;
  border-radius: 5px;
  min-width: 180px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
  z-index: 10;
  opacity: 0;
  visibility: hidden;
  max-height: 0;
  overflow: hidden;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

ul.header_menu .dropdown-menu li {
  width: 100%;
  opacity: 0;
  transform: translateY(-10px);
  transition: all 0.3s ease;
}

ul.header_menu .dropdown-menu li a {
  padding: 10px 25px;
  display: block;
  white-space: nowrap;
  font-size: 1.8rem;
  cursor: pointer;
  transition: background-color 0.2s ease;
}
ul.header_menu .dropdown-menu li a:hover {
  background-color: #f5f5f5;
}

ul.header_menu li.dropdown.open > .dropdown-menu {
  opacity: 1;
  visibility: visible;
  max-height: 200px;
  transform: translateX(-50%) translateY(0);
}

ul.header_menu li.dropdown.open > .dropdown-menu li {
  opacity: 1;
  transform: translateY(0);
}

ul.header_menu li.dropdown.open > .dropdown-menu li:nth-child(1) {
  transition-delay: 0.1s;
}

ul.header_menu li.dropdown.open > .dropdown-menu li:nth-child(2) {
  transition-delay: 0.15s;
}

header.scrolled {
  background: #fff;
  transition: background 0.3s;
}

.header_sp{
  display: none;
}
@media screen and (max-width: 980px) {
  .header_pc{
    display: none;
  }
  .header_sp{
    display: block;
  }
  header {
    padding: 0;
    height: auto;
  }
  header img.logo {
    max-width: 80px;
    transition: all 0.3s ease;
    position: relative;
    z-index: 15;
  }
  .header_wrap {
    padding: 10px 5%;
  }

  header input[type=checkbox] {
    display: none; 
    
  }
  
  input[type=checkbox]:checked ~ #overlay {
    visibility: visible; 
  }
  
  input[type=checkbox]:checked ~ #overlay-button:hover span, input[type=checkbox]:checked ~ #overlay-button span {
    background: transparent;
    
    
  }
  input[type=checkbox]:checked ~ #overlay-button span:before {
    transform: rotate(45deg) translate(7px, 7px);
  
  }
  input[type=checkbox]:checked ~ #overlay-button span:after {
    transform: rotate(-45deg) translate(7px, -7px);
  }
  #overlay-button {
    position: fixed;
    right: 0;
    top: 0;
    z-index: 20;
    cursor: pointer;
    user-select: none;
    padding: 26px 0;
    background: var(--primary-color);
    padding: 30px 10px;
  
    
  }
  header.scrolled #overlay-button {
  
    
  }
  #overlay-button span {
    height: 2px;
    width: 40px;
    border-radius: 2px;
    background-color: #FFF;
    position: relative;
    display: block;
    transition: all .2s ease-in-out;
  }
  header.scrolled #overlay-button span{
    background-color: #FFF;
  }
  #overlay-button span:before {
    top: -10px;
    visibility: visible;
  }
  #overlay-button span:after {
    top: 10px;
  }
  #overlay-button span:before, #overlay-button span:after {
    height: 2px;
    width: 40px;
    border-radius: 2px;
    background-color: #FFF;
    position: absolute;
    content: "";
    transition: all .2s ease-in-out;
  }
  #overlay-button:hover span, #overlay-button:hover span:before, #overlay-button:hover span:after {
    background-color: #FFF;
  }
  header.scrolled #overlay-button:hover span, header.scrolled #overlay-button:hover span:before, header.scrolled #overlay-button:hover span:after {
    background-color: #FFF;
  }
  header.scrolled #overlay-button span:before, header.scrolled #overlay-button span:after {
    background-color: #FFF;
  }
    /*
  #overlay {
    height: 100vh;
    width: 100vw;
    background-color: rgba(0, 80, 255, 0.85);
    z-index: 10;
    visibility: hidden;
    position: fixed;
    top: 0;
    left: 0;
    overflow-y: auto;
    padding:80px 0 200px
    
  }*/
  #overlay {
    height: 100vh;
    width: 100vw;
    background: url('https://city-point.jp/wp-content/uploads/overlay.png') center center / cover no-repeat;
    z-index: 10;
    visibility: hidden;
    position: fixed;
    top: 0;
    left: 0;
    overflow-y: auto;
    padding:80px 0 200px;
  }
  
  #overlay.active {
  
  }
  
  header #overlay ul {
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    padding-top: 60px;
  }
  
  header #overlay ul li {
    text-align: left;
    width: 100%;
    padding: 0 4%;
    position: relative;
  }
  
  header #overlay ul li a {
    font-size: 2.4rem;
    line-height: 120%;
    font-weight: 700;
    color: #FFF;
    cursor: pointer;
  }
  header #overlay ul li a{
    color:var(--primary-color);
  }
ul.header_menu li.dropdown > a::after{
  display: none;
}
  #overlay label {
    display: flex;
    justify-content: space-between;
    padding: 1.5rem;
    cursor: pointer;
    border-top: 0.5px solid #c7c5c5;
    color: #FFF;
  }
  #overlay label p{
    color: #FFF;
    margin: 0;
    padding:0;
    font-size: 1.6rem;
  }
  #overlay label a{
    color: #FFF;
  }
  #overlay input {
    display: none;
  }
  #overlay .accshow {
    height: 0;
    overflow: hidden;
  }
  #overlay .accshow p {
    padding: 1.5rem;
    margin: 0;
    color: #FFF;
  }
  #overlay .accshow p a{
    color: #FFF;
    font-size: 1.4rem;
  }
  #overlay .cssacc:checked + .accshow {
    height: auto;
  }
  ul.header_menu li.contact {
      background-color: var(--color-red);
      padding: 10px 20px !important;
      border-radius: 5px;
  }

  header.scrolled {
    background: #fff;
    transition: background 0.3s;
  }

  header #overlay ul li.dropdown {
    padding: 0;
  }
  
  header #overlay ul li.dropdown > a {
    padding: 0 4%;
    position: relative;
  }

  header #overlay ul li.dropdown > a::after {
    content: "▼";
    position: absolute;
    right: 4%;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.8rem;
    transition: transform 0.3s ease;
    color: var(--primary-color);
  }
  
  header #overlay ul li.dropdown.open > a::after {
    transform: translateY(-50%) rotate(180deg);
  }

  header #overlay .dropdown-menu {
    list-style: none;
    padding: 0;
    margin: 0;
    background: none;
    position: static;
    box-shadow: none;
    border-radius: 0;
    min-width: 100%;
    transform: none;
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    transform: translateY(-10px);
  }

  header #overlay .dropdown.open .dropdown-menu {
    max-height: 200px;
    opacity: 1;
    transform: translateY(0);
  }
  
  header #overlay .dropdown-menu li {
    padding: 0;
  }
  header #overlay .dropdown-menu li:first-child{
    margin-top:var(--section-margin1);
  }

  header #overlay .dropdown-menu li a {
 
    padding: 10px 4% 10px 8%;
    font-size: var(--font-x);
    display: block;
    opacity: 0;
    transform: translateX(-20px);
    transition: all 0.3s ease;
  }

  header #overlay .dropdown.open .dropdown-menu li:nth-child(1) a {
    transition-delay: 0.1s;
    opacity: 1;
    transform: translateX(0);
  }

  header #overlay .dropdown.open .dropdown-menu li:nth-child(2) a {
    transition-delay: 0.2s;
    opacity: 1;
    transform: translateX(0);
  }

  /* 閉じる時のリセットアニメーション */
  header #overlay .dropdown:not(.open) .dropdown-menu li a {
    transition-delay: 0s;
    opacity: 0;
    transform: translateX(-20px);
  }

  header #overlay ul li.dropdown > a:hover{
    opacity: 1;
  }

  /* ドロップダウンメニューのリンクホバー効果 */
  header #overlay .dropdown-menu li a:hover {
    background-color: rgba(255, 255, 255, 0.1);
    transform: translateX(10px);
    border-radius: 5px;
    transition: all 0.2s ease;
  }
  #overlay label {
    display: flex;
    justify-content: space-between;
  }
}