@charset "UTF-8";

/* =====================================================
  FULLSCREEN MENU（8px GRID SYSTEM）
===================================================== */

.fb-menu{
  position:fixed;
  inset:0;
  z-index:200;
  opacity:0;
  visibility:hidden;
  pointer-events:none;
  transition:opacity .55s cubic-bezier(.22,.61,.36,1);
}

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

/* 背景 */
.fb-menu__backdrop{
  position:absolute;
  inset:0;
  background:rgba(8,10,14,.985);
  backdrop-filter:blur(12px);
  opacity:0;
  transition:opacity .55s;
}

.fb-menu.is-open .fb-menu__backdrop{
  opacity:1;
}

/* パネル */
.fb-menu__panel{
  position:relative;
  z-index:2;
  min-height:100%;
  padding:32px 24px 32px;
  display:flex;
  flex-direction:column;
  opacity:0;
  transition:opacity .5s .08s;
}

.fb-menu.is-open .fb-menu__panel{
  opacity:1;
}

/* =========================
  HEAD
========================= */
.fb-menu__head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-bottom:40px;
}

.fb-menu__brand{
  font-family:var(--fb-en);
  font-size:12px;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:#f6f6f6;
}

.fb-menu__close{
  width:40px;
  height:40px;
  border:0;
  background:transparent;
  position:relative;
  cursor:pointer;
}

.fb-menu__close span{
  position:absolute;
  left:50%;
  top:50%;
  width:20px;
  height:1px;
  background:#f6f6f6;
}

.fb-menu__close span:first-child{
  transform:translate(-50%,-50%) rotate(45deg);
}

.fb-menu__close span:last-child{
  transform:translate(-50%,-50%) rotate(-45deg);
}

/* =========================
  NAV
========================= */
.fb-menu__nav{
  padding-bottom:160px;
}

.fb-menu__list{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:16px;
}

.fb-menu__list a{
  font-family:var(--fb-en);
  font-size:12px;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:#f6f6f6;
  text-decoration:none;
  transition:opacity .28s ease;
}

.fb-menu__list a:hover{
  opacity:.72;
}

/* =========================
  FOOTER LOGO（サイズ調整済）
========================= */
.fb-menu__footer-mark{
  position:absolute;
  left:50%;
  bottom:48px;
  transform:translateX(-50%);
  width:72px; /* ← PC */
  display:flex;
  justify-content:center;
  align-items:center;
  pointer-events:none;
  opacity:.88;
}

.fb-menu__footer-logo{
  display:block;
  width:100%;
  height:auto;
}

/* =========================
  SCROLL LOCK
========================= */
html.is-menu-open,
body.is-menu-open{
  overflow:hidden;
}

/* =========================
  TABLET
========================= */
@media (max-width:960px){

  .fb-menu__nav{
    padding-bottom:144px;
  }

  .fb-menu__footer-mark{
    bottom:40px;
    width:68px; /* ← tablet */
  }

}

/* =========================
  MOBILE
========================= */
@media (max-width:767px){

  .fb-menu__panel{
    padding:24px 20px 24px;
  }

  .fb-menu__head{
    margin-bottom:32px;
  }

  .fb-menu__list{
    gap:14px;
  }

  .fb-menu__list a{
    font-size:12px;
    letter-spacing:.22em;
  }

  .fb-menu__nav{
    padding-bottom:120px;
  }

  .fb-menu__footer-mark{
    bottom:32px;
    width:60px; /* ← SP */
  }

}