.hamburger-fade {
  position: fixed;
  top: 20px; /* 20px */
  right: 5%; /* 20px */
  z-index: 1000;
  width: 56px; /* 60px */
  height: 60px;
  padding: 0;
  border: none;
  background-color: #040000; /* transparent */
  cursor: pointer;
  transition: .5s;
  opacity: 0;
  transform: translateY(-100%);
  transition: transform 0.4s ease, opacity 0.4s ease;
}

.hamburger-fade.is-show {
  top: 20px;
  transform: translateY(0);
  opacity: 1;
}

.hamburger-fade__wrapper {
  position: relative;
  width: 30px;
  height: 20px;
  margin: 20px auto;
}

.hamburger-fade__line {
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: #ffffff;
  transition: all 0.5s cubic-bezier(0.23, 1, 0.32, 1);
}

.hamburger-fade__line:nth-child(1) { top: 0; }
.hamburger-fade__line:nth-child(2) { top: 9px; }
.hamburger-fade__line:nth-child(3) { top: 18px; }

.hamburger-fade.active .hamburger-fade__line {
  background-color: #ffffff;
}

.hamburger-fade.active .hamburger-fade__line:nth-child(1) {
  transform: translateY(9px) rotate(45deg);
}

.hamburger-fade.active .hamburger-fade__line:nth-child(2) {
  opacity: 0;
  transform: translateX(20px);
}

.hamburger-fade.active .hamburger-fade__line:nth-child(3) {
  transform: translateY(-9px) rotate(-45deg);
}

.nav-fade {
  position: fixed;
  inset: 0;
  width: 100%;
  /* height: calc(var(--vh) * 100); */
  visibility: hidden;
  z-index: 900;
  background-color: #040000;
}

.nav-fade__bg {
  position: absolute;
  inset: 0;
  /* width: 100%; */
  background-color: #040000; /* rgba(0, 0, 0, 0.95) */
  opacity: 0;
  transition: opacity 0.5s cubic-bezier(0.23, 1, 0.32, 1);
}

.nav-fade.active {
  visibility: visible;
}

.nav-fade.active .nav-fade__bg {
  opacity: 1;
}

.nav-fade__wrapper {
  position: relative;
  display: flex;
  flex-direction: column;
  /* justify-content: center; */
  width: 100%;
  /* min-height: 100%; */
  min-height: calc(100% + env(safe-area-inset-bottom));
  padding-top: 90px;
  padding-bottom: env(safe-area-inset-bottom);
  background-color: #040000; /* rgba(0, 0, 0, 0.95) */
}

.nav-fade__list {
  display: block;
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav-fade__item {
  position: relative;
  margin-bottom: 2vh;
  padding-left: 30px; /* 60px */
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.5s cubic-bezier(0.23, 1, 0.32, 1);
}

.nav-fade.active .nav-fade__item {
  opacity: 1;
  transform: translateY(0);
}

.nav-fade.active .nav-fade__item:nth-child(1) { transition-delay: 0.2s; }
.nav-fade.active .nav-fade__item:nth-child(2) { transition-delay: 0.3s; }
.nav-fade.active .nav-fade__item:nth-child(3) { transition-delay: 0.4s; }
.nav-fade.active .nav-fade__item:nth-child(4) { transition-delay: 0.5s; }
.nav-fade.active .nav-fade__item:nth-child(5) { transition-delay: 0.6s; }
.nav-fade.active .nav-fade__item:nth-child(6) { transition-delay: 0.7s; }

.nav-fade__link {
  display: block; /* inline-block */
  color: #BC8703 !important;
  font-family: "Italianno", cursive !important;
  font-weight: 400 !important;
  font-style: normal !important;
  font-size: 3.5rem !important;
  background: linear-gradient(to right, #BC8703 50%, #8A8A8A 50%) 100%;
  /* 背景をテキストで切り抜く */
  background-clip: text;
  /* 横幅は200%にしてグラデーションの青部分は見えないようにする */
  background-size: 200% 100%;
  text-decoration: none;
  transition: color 0.3s ease;
}

.nav-fade__link span {
  font-family: "Sawarabi Gothic", sans-serif;
  font-weight: 400;
  font-size: 1.2rem;
  font-weight: normal;
  padding: 0 1rem 0 0.75rem;
}

.nav-fade__link:hover {
  background-position: 0 100%;
}