.demo-4 {
	--color-text: #333;
	--color-bg: #fff;
	background-image: url(../ProximityFeedback/ProximityFeedback-master/img/5.jpg);
	background-size: cover;
	background-position: center bottom;
	--color-link: #333;
	--color-link-hover: #aaa;
	--color-info: #333;
	overflow: hidden;
}

.menu {
	position: absolute;
	right: 0;
	top: 0;
	height: 100vh;
	width: 290px;
	z-index: 1000;
	transform: translate3d(100%,0,0);
}

:root{
  --glass-blur: 14px;
  --glass-bg: rgba(18, 18, 18, 0.55);
  --glass-grad1: rgba(255, 255, 255, 0.06);
  --glass-grad2: rgba(0, 0, 0, 0.35);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-shadow: rgba(0, 0, 0, 0.45);
  --glass-text: #e9e9e9;
}

.menu__inner {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 1rem 2rem 1rem 4rem;
  justify-content: center;
  color: var(--glass-text);

  /* Dark glass core */
  background:
    linear-gradient(to bottom right, var(--glass-grad1), var(--glass-grad2)),
    var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: 16px 0 0 16px;
  box-shadow: 0 10px 30px var(--glass-shadow);
  background-clip: padding-box;

  height: 100%;
}

/* Highlight kaca tipis */
.menu__inner::before{
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  background: linear-gradient(to bottom, rgba(255,255,255,.12), rgba(255,255,255,0) 40%);
  mix-blend-mode: screen;
}

/* Fallback jika backdrop-filter tidak didukung */
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .menu__inner {
    background: rgba(18,18,18,0.8);
  }
}

/* (Opsional) otomatis gelap mengikuti sistem */
@media (prefers-color-scheme: dark) {
  :root { --glass-bg: rgba(10,10,10,0.55); }
}


.menu__button-wrap {
	padding: 1rem;
	position: absolute;
	top: 0;
	left: 0;
	height: 100%;
	width: 100%;
	display: flex;
	align-items: center;
	z-index: 10;
	pointer-events: none;
	transform: translate3d(-100%,0,0);
}

.menu__button {
	border: 0;
	padding: 0;
	margin: 0 0 0 auto;
	background: none;
	color: #000;
	transform: translate3d(0,0,0);
	transition: opacity 0.3s, transform 0.3s cubic-bezier(0.190, 1.000, 0.220, 1.000);
}

.menu__button:focus {
	outline: none;
}

.menu__item {
	font-size: 1.5rem;
	margin: 1rem 0;
	display: block;
	opacity: 0;
	color: #fff;
	transform: translate3d(100%,0,0);
	transition: opacity 0.8s, transform 0.8s cubic-bezier(0.190, 1.000, 0.220, 1.000);
}

.menu:hover .menu__item {
	opacity: 1;
	transform: translate3d(0,0,0);
}

.menu:hover .menu__item:nth-child(2) {
	transition-delay: 0.03s;
}

.menu:hover .menu__item:nth-child(3) {
	transition-delay: 0.06s;
}

.menu:hover .menu__item:nth-child(4) {
	transition-delay: 0.09s;
}

.menu:hover .menu__item:nth-child(5) {
	transition-delay: 0.12s;
}

.menu:hover .menu__button {
	transition-timing-function: cubic-bezier(0.250, 0.460, 0.450, 0.940);
	opacity: 0;
	transform: translate3d(200%,0,0);
}

@media screen and (max-width: 55em) {
	.menu {
		display: none;
	}
}