同态效果切换 CSS

<label class="switch">
	<input class="switch_input" type="checkbox" role="switch">
	<span class="switch_base-outer"></span>
	<span class="switch_base-inner"></span>
	<svg class="switch_base-neon" viewbox="0 0 40 24" width="40px" height="24px">
		<defs>
			<filter id="switch-glow">
				<fegaussianblur result="coloredBlur" stddeviation="1"></fegaussianblur>
				<femerge>
					<femergenode in="coloredBlur"></femergenode>
					<femergenode in="SourceGraphic"></femergenode>
				</femerge>
			</filter>
			<lineargradient id="switch-gradient1" x1="0" y1="0" x2="1" y2="0">
				<stop offset="0%" stop-color="hsl(var(--on-hue1),90%,70%)" />
				<stop offset="100%" stop-color="hsl(var(--on-hue2),90%,70%)" />
			</lineargradient>
			<lineargradient id="switch-gradient2" x1="0.7" y1="0" x2="0.3" y2="1">
				<stop offset="25%" stop-color="hsla(var(--on-hue1),90%,70%,0)" />
				<stop offset="50%" stop-color="hsla(var(--on-hue1),90%,70%,0.3)" />
				<stop offset="100%" stop-color="hsla(var(--on-hue2),90%,70%,0.3)" />
			</lineargradient>
		</defs>
		<path fill="none" filter="url(#switch-glow)" stroke="url(#switch-gradient1)" stroke-width="1"
			stroke-dasharray="0 104.26 0" stroke-dashoffset="0.01" stroke-linecap="round"
			d="m.5,12C.5,5.649,5.649.5,12,.5h16c6.351,0,11.5,5.149,11.5,11.5s-5.149,11.5-11.5,11.5H12C5.649,23.5.5,18.351.5,12Z" />
	</svg>
	<span class="switch_knob-shadow"></span>
	<span class="switch_knob-container">
		<span class="switch_knob">
			<svg class="switch_knob-neon" viewbox="0 0 48 48" width="48px" height="48px">
				<circle fill="none" stroke="url(#switch-gradient2)" stroke-dasharray="0 90.32 0 54.19"
					stroke-linecap="round" stroke-width="1" r="23" cx="24" cy="24"
					transform="rotate(-112.5,24,24)" />
			</svg>
		</span>
	</span>
	<span class="switch_led"></span>
	<span class="switch_text">Power</span>
</label>
<style>
	* {
		border: 0;
		box-sizing: border-box;
		margin: 0;
		padding: 0;
	}
:root {
		--hue: 223;
		--off-hue: 3;
		--on-hue1: 123;
		--on-hue2: 168;
		--fg: hsl(var(--hue), 10%, 90%);
		--primary: hsl(var(--hue), 90%, 50%);
		--trans-dur: 0.6s;
		--trans-timing: cubic-bezier(0.65, 0, 0.35, 1);
		font-size: calc(40px + (60 - 40) * (100vw - 320px) / (2560 - 320));
	}
	body,
	input {
		font: 1em/1.5 sans-serif;
	}
	body {
		background-image:
		linear-gradient(45deg, hsl(var(--hue), 10%, 20%), hsl(var(--hue), 10%, 10%));
		color: var(--fg);
		display: flex;
		height: 100vh;
		transition: background-color var(--trans-dur),
		color var(--trans-dur);
	}
	.switch,
	.switch_input {
		-webkit-tap-highlight-color: #0000;
	}
	.switch {
		display: block;
		margin: auto;
		position: relative;
		width: 5em;
		height: 3em;
	}
	.switch_base-outer,
	.switch_base-inner {
		display: block;
		position: absolute;
	}
	.switch_base-outer {
		border-radius: 1.25em;
		box-shadow:
		-0.125em -0.125em 0.25em hsl(var(--hue), 10%, 30%),
		0.125em 0.125em 0.125em hsl(var(--hue), 10%, 30%) inset,
		0.125em 0.125em 0.25em hsl(0, 0%, 0%),
		-0.125em -0.125em 0.125em hsl(var(--hue), 10%, 5%) inset;
		top: 0.125em;
		left: 0.125em;
		width: 4.75em;
		height: 2.75em;
	}
	.switch_base-inner {
		border-radius: 1.125em;
		box-shadow:
		-0.25em -0.25em 0.25em hsl(var(--hue), 10%, 30%) inset,
		0.0625em 0.0625em 0.125em hsla(var(--hue), 10%, 30%),
		0.125em 0.25em 0.25em hsl(var(--hue), 10%, 5%) inset,
		-0.0625em -0.0625em 0.125em hsla(var(--hue), 10%, 5%);
		top: 0.375em;
		left: 0.375em;
		width: 4.25em;
		height: 2.25em;
	}
	.switch_base-neon {
		display: block;
		overflow: visible;
		position: absolute;
		top: 0;
		left: 0;
		width: 100%;
		height: auto;
	}
	.switch_base-neon path {
		stroke-dasharray: 0 104.26 0;
		transition: stroke-dasharray var(--trans-dur) var(--trans-timing);
	}
	.switch_input {
		outline: transparent;
		position: relative;
		width: 100%;
		height: 100%;
		-webkit-appearance: none;
		appearance: none;
	}
	.switch_input:before {
		border-radius: 0.125em;
		box-shadow: 0 0 0 0.125em hsla(var(--hue), 90%, 50%, 0);
		content: "";
		display: block;
		position: absolute;
		inset: -0.125em;
		transition: box-shadow 0.15s linear;
	}
	.switch_input:focus-visible:before {
		box-shadow: 0 0 0 0.125em var(--primary);
	}
	.switch_knob,
	.switch_knob-container {
		border-radius: 1em;
		display: block;
		position: absolute;
	}
	.switch_knob {
		background-color: hsl(var(--hue), 10%, 15%);
		background-image:
		radial-gradient(88% 88% at 50% 50%, hsl(var(--hue), 10%, 20%) 47%, hsla(var(--hue), 10%, 20%, 0) 50%),
		radial-gradient(88% 88% at 47% 47%, hsl(var(--hue), 10%, 85%) 45%, hsla(var(--hue), 10%, 85%, 0) 50%),
		radial-gradient(65% 70% at 40% 60%, hsl(var(--hue), 10%, 20%) 46%, hsla(var(--hue), 10%, 20%, 0) 50%);
		box-shadow:
		-0.0625em -0.0625em 0.0625em hsl(var(--hue), 10%, 15%) inset,
		-0.125em -0.125em 0.0625em hsl(var(--hue), 10%, 5%) inset,
		0.75em 0.25em 0.125em hsla(0, 0%, 0%, 0.8);
		width: 2em;
		height: 2em;
		transition: transform var(--trans-dur) var(--trans-timing);
	}
	.switch_knob-container {
		overflow: hidden;
		top: 0.5em;
		left: 0.5em;
		width: 4em;
		height: 2em;
	}
	.switch_knob-neon {
		display: block;
		width: 2em;
		height: auto;
	}
	.switch_knob-neon circle {
		opacity: 0;
		stroke-dasharray: 0 90.32 0 54.19;
		transition:
		opacity var(--trans-dur) steps(1, end),
		stroke-dasharray var(--trans-dur) var(--trans-timing);
	}
	.switch_knob-shadow {
		border-radius: 50%;
		box-shadow: 0.125em 0.125em 0.125em hsla(0, 0%, 0%, 0.9);
		display: block;
		position: absolute;
		top: 0.5em;
		left: 0.5em;
		width: 2em;
		height: 2em;
		transition: transform var(--trans-dur) var(--trans-timing);
	}
	.switch_led {
		background-color: hsl(var(--off-hue), 90%, 70%);
		border-radius: 50%;
		box-shadow:
		0 -0.0625em 0.0625em hsl(var(--off-hue), 90%, 40%) inset,
		0 0 0.125em hsla(var(--off-hue), 90%, 70%, 0.3),
		0 0 0.125em hsla(var(--off-hue), 90%, 70%, 0.3),
		0.125em 0.125em 0.125em hsla(0, 0%, 0%, 0.5);
		display: block;
		position: absolute;
		top: 0;
		right: 0;
		width: 0.25em;
		height: 0.25em;
		transition:
		background-color var(--trans-dur) var(--trans-timing),
		box-shadow var(--trans-dur) var(--trans-timing);
	}
	.switch_text {
		overflow: hidden;
		position: absolute;
		width: 1px;
		height: 1px;
	}
	.switch_input:checked~.switch_led {
		background-color: hsl(var(--on-hue1), 90%, 70%);
		box-shadow:
		0 -0.0625em 0.0625em hsl(var(--on-hue1), 90%, 40%) inset,
		0 -0.125em 0.125em hsla(var(--on-hue1), 90%, 70%, 0.3),
		0 0.125em 0.125em hsla(var(--on-hue1), 90%, 70%, 0.3),
		0.125em 0.125em 0.125em hsla(0, 0%, 0%, 0.5);
	}
	.switch_input:checked~.switch_base-neon path {
		stroke-dasharray: 52.13 0 52.13;
	}
	.switch_input:checked~.switch_knob-shadow,
	.switch_input:checked~.switch_knob-container .switch_knob {
		transform: translateX(100%);
	}
	.switch_input:checked~.switch_knob-container .switch_knob-neon circle {
		opacity: 1;
		stroke-dasharray: 45.16 0 45.16 54.19;
		transition-timing-function: steps(1, start), var(--trans-timing);
	}
</style>

指导

PREVIEW ()

作者： Animation Coding

Youtube： Animation Coding