@charset "UTF-8";

/* =====================================================
  HAMBURGER MENU（2LINE + GLASS）
===================================================== */

.cs-menu-btn{
  position:relative;
  z-index:310;
  width:44px;
  height:44px;
  border:0;
  background:transparent;
  cursor:pointer;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:6px;
  padding:0;
}

.cs-menu-btn__line{
  width:18px;
  height:1px;
  background:var(--cs-header-line);
  display:block;
  transition:
    opacity .35s ease,
    transform .35s ease;
}

.cs-site-header.is-scrolled .cs-menu-btn__line{
  background:var(--cs-header-line-scrolled);
}

/* =====================================================
  PANEL
===================================================== */

.cs-menu-panel{
  position:fixed;
  inset:0;
  z-index:400;
  background:rgba(255,255,255,.58);
  opacity:0;
  visibility:hidden;
  pointer-events:none;
  transition:
    opacity .56s cubic-bezier(.22,.61,.36,1),
    visibility .56s;
}

.cs-menu-panel::before{
  content:"";
  position:absolute;
  inset:0;
  background:rgba(255,255,255,.22);
  backdrop-filter:blur(0px);
  -webkit-backdrop-filter:blur(0px);
  opacity:0;
  transition:
    opacity .7s cubic-bezier(.22,.61,.36,1) .14s,
    backdrop-filter .9s cubic-bezier(.22,.61,.36,1) .14s,
    -webkit-backdrop-filter .9s cubic-bezier(.22,.61,.36,1) .14s;
  pointer-events:none;
}

.cs-menu-panel.is-open{
  opacity:1;
  visibility:visible;
  pointer-events:auto;
}

.cs-menu-panel.is-open::before{
  opacity:1;
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
}

.cs-menu-panel__inner{
  position:relative;
  width:100%;
  height:100%;
  display:flex;
  align-items:center;
  justify-content:center;
}

.cs-menu-nav{
  display:flex;
  align-items:center;
  justify-content:center;
  width:100%;
  height:100%;
  position:relative;
  z-index:1;
}

/* =====================================================
  CLOSE
===================================================== */

.cs-menu-close{
  position:absolute;
  top:22px;
  right:22px;
  z-index:410;
  width:44px;
  height:44px;
  border:0;
  background:transparent;
  cursor:pointer;
  padding:0;
}

.cs-menu-close__line{
  position:absolute;
  top:50%;
  left:50%;
  width:18px;
  height:1px;
  background:#222;
}

.cs-menu-close__line:first-child{
  transform:translate(-50%, -50%) rotate(45deg);
}

.cs-menu-close__line:last-child{
  transform:translate(-50%, -50%) rotate(-45deg);
}

/* =====================================================
  NAV
===================================================== */

.cs-menu-nav__list{
  list-style:none;
  margin:0 auto;
  padding:0;
  display:flex;
  flex-direction:column;
  justify-content:center;
  width:220px;
  gap:34px;
}

.cs-menu-nav__list li{
  text-align:left;
  opacity:0;
  transform:translateY(6px);
  transition:
    opacity 1.1s cubic-bezier(.22,.61,.36,1),
    transform 1.1s cubic-bezier(.22,.61,.36,1);
  list-style:none;
}

.cs-menu-nav__list li.is-show{
  opacity:1;
  transform:translateY(0);
}

.cs-menu-nav__list a{
  display:inline-block;
  visibility:visible;
  font-family:"Cormorant Garamond", serif;
  font-size:16px;
  line-height:1.5;
  letter-spacing:.12em;
  text-transform:none;
  text-decoration:none;
  color:rgba(17,17,17,.72);
  opacity:1;
  transition:opacity .4s cubic-bezier(.22,.61,.36,1);
}

.cs-menu-nav__list a:hover,
.cs-menu-nav__list a:focus-visible{
  opacity:.6;
}

body.is-menu-open{
  overflow:hidden;
}

/* =====================================================
  MOBILE
===================================================== */

@media (max-width:767px){
  .cs-menu-btn{
    width:40px;
    height:40px;
  }

  .cs-menu-close{
    top:18px;
    right:18px;
    width:40px;
    height:40px;
  }

  .cs-menu-nav__list{
    width:180px;
    gap:21px;
  }

  .cs-menu-nav__list a{
    font-size:14px;
    line-height:1.5;
    letter-spacing:.10em;
  }
}