three.js/examples/jsm/inspector/ui/Style.js

export class Style {

	static init() {

		if ( document.getElementById( 'profiler-styles' ) ) return;

		const css = `
:root {
	--profiler-bg: #1e1e24f5;
	--profiler-header-bg: #2a2a33aa;
	--profiler-header: #2a2a33;
	--profiler-border: #4a4a5a;
	--text-primary: #e0e0e0;
	--text-secondary: #9a9aab;
	--accent-color: #00aaff;
	--color-green: #4caf50;
	--color-yellow: #ffc107;
	--color-red: #f44336;
	--font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
	--font-mono: 'Fira Code', 'Courier New', Courier, monospace;
}

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;600&family=Fira+Code&display=swap');

#profiler-panel *, #profiler-toggle * {
	text-transform: initial;
	line-height: normal;
	box-sizing: border-box;
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
}

#profiler-toggle {
	position: fixed;
	top: 15px;
	right: 15px;
	background-color: rgba(30, 30, 36, 0.85);
	border: 1px solid #4a4a5a54;
	border-radius: 6px 12px 12px 6px;
	color: var(--text-primary);
	cursor: pointer;
	z-index: 1001;
	transition: all 0.2s ease-in-out;
	font-size: 14px;
	backdrop-filter: blur(8px);
	box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
	display: flex;
	align-items: stretch;
	padding: 0;
	overflow: hidden;
	font-family: var(--font-family);
}

#profiler-toggle:hover {
	border-color: var(--accent-color);
}

#profiler-toggle.hidden {
	opacity: 0;
	pointer-events: none;
}

#toggle-icon {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 40px;
	font-size: 20px;
	transition: background-color 0.2s;
}

#profiler-toggle:hover #toggle-icon {
	background-color: rgba(255, 255, 255, 0.05);
}

.toggle-separator {
	width: 1px;
	background-color: var(--profiler-border);
}

#toggle-text {
	display: flex;
	align-items: baseline;
	padding: 8px 14px;
	min-width: 80px;
	justify-content: right;
}

#toggle-text .fps-label {
	font-size: 0.7em;
	margin-left: 10px;
    color: #999;
}

#profiler-panel {
	position: fixed;
	z-index: 1001 !important;
	bottom: 0;
	left: 0;
	right: 0;
	height: 350px;
	background-color: var(--profiler-bg);
	backdrop-filter: blur(8px);
	border-top: 2px solid var(--profiler-border);
	color: var(--text-primary);
	display: flex;
	flex-direction: column;
	z-index: 1000;
	/*box-shadow: 0 -5px 25px rgba(0, 0, 0, 0.5);*/
	transform: translateY(100%);
	transition: transform 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94), height 0.3s ease-out;
	font-family: var(--font-mono);
}

#profiler-panel.resizing {
	transition: none;
}

#profiler-panel.visible {
	transform: translateY(0);
}

#profiler-panel.maximized {
	height: 100vh;
}


.panel-resizer {
	position: absolute;
	top: -2px;
	left: 0;
	width: 100%;
	height: 5px;
	cursor: ns-resize;
	z-index: 1001;
}

.profiler-header {
	display: flex;
	background-color: var(--profiler-header-bg);
	border-bottom: 1px solid var(--profiler-border);
	flex-shrink: 0;
	justify-content: space-between;
	align-items: stretch;

	overflow-x: auto;
	overflow-y: hidden;
	width: calc(100% - 89px);
}

.profiler-tabs {
	display: flex;
}

.profiler-controls {
	display: flex;
	position: absolute;
	right: 0;
	top: 0;
	height: 38px;
	background: var(--profiler-header-bg);
	border-bottom: 1px solid var(--profiler-border);
}

.tab-btn {
	background: transparent;
	border: none;
	/*border-right: 1px solid var(--profiler-border);*/
	color: var(--text-secondary);
	padding: 8px 18px;
	cursor: pointer;
	display: flex;
	align-items: center;
	font-family: var(--font-family);
    font-weight: 600;
	font-size: 14px;
}

.tab-btn.active {
    border-bottom: 2px solid var(--accent-color);
	color: white;
}

#maximize-btn,
#hide-panel-btn {
	background: transparent;
	border: none;
	border-left: 1px solid var(--profiler-border);
	color: var(--text-secondary);
	width: 45px;
	cursor: pointer;
	transition: all 0.2s;
	display: flex;
	align-items: center;
	justify-content: center;
}

#maximize-btn:hover,
#hide-panel-btn:hover {
	background-color: rgba(255, 255, 255, 0.1);
	color: var(--text-primary);
}

.profiler-content-wrapper {
	flex-grow: 1;
	overflow: hidden;
	position: relative;
}

.profiler-content {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	overflow-y: auto;
	font-size: 13px;
	visibility: hidden;
	opacity: 0;
	transition: opacity 0.2s, visibility 0.2s;
	box-sizing: border-box;
	display: flex;
	flex-direction: column;
}

.profiler-content.active {
	visibility: visible;
	opacity: 1;
}

.profiler-content {
	overflow: auto; /* make sure scrollbars can appear */
}

.profiler-content::-webkit-scrollbar {
	width: 8px;
	height: 8px;
}

.profiler-content::-webkit-scrollbar-track {
	background: transparent;
}

.profiler-content::-webkit-scrollbar-thumb {
	background-color: rgba(0, 0, 0, 0.25);
	border-radius: 10px;
	transition: background 0.3s ease;
}

.profiler-content::-webkit-scrollbar-thumb:hover {
	background-color: rgba(0, 0, 0, 0.4);
}

.profiler-content::-webkit-scrollbar-corner {
	background: transparent;
}

.profiler-content {
	scrollbar-width: thin; /* "auto" | "thin" */
	scrollbar-color: rgba(0, 0, 0, 0.25) transparent;
}

.list-item-row {
	display: grid;
	align-items: center;
	padding: 4px 8px;
	border-radius: 3px;
	transition: background-color 0.2s;
	gap: 10px;
	border-bottom: none;
}

.list-item-wrapper {
	margin-top: 2px;
	margin-bottom: 2px;
}

.list-item-wrapper:first-child {
	/*margin-top: 0;*/
}

.list-item-wrapper:not(.header-wrapper):nth-child(odd) > .list-item-row {
	background-color: rgba(0,0,0,0.1);
}

.list-item-wrapper.header-wrapper>.list-item-row {
	color: var(--accent-color);
	background-color: rgba(0, 170, 255, 0.1);
}

.list-item-wrapper.header-wrapper>.list-item-row>.list-item-cell:first-child {
	font-weight: 600;
}

.list-item-row.collapsible,
.list-item-row.actionable {
	cursor: pointer;
}

.list-item-row.collapsible {
	background-color: rgba(0, 170, 255, 0.15) !important;
}

.list-item-row.collapsible.alert,
.list-item-row.alert {
	background-color: rgba(244, 67, 54, 0.1) !important;
}

@media (hover: hover) {

	.list-item-row:hover:not(.collapsible):not(.no-hover),
	.list-item-row:hover:not(.no-hover),
	.list-item-row.actionable:hover,
	.list-item-row.collapsible.actionable:hover {
		background-color: rgba(255, 255, 255, 0.05) !important;
	}

	.list-item-row.collapsible:hover {
		background-color: rgba(0, 170, 255, 0.25) !important;
	}

}

.list-item-cell {
	white-space: pre;
	display: flex;
	align-items: center;
}

.list-item-cell:not(:first-child) {
	justify-content: flex-end;
	font-weight: 600;
}

.list-header {
	display: grid;
	align-items: center;
	padding: 4px 8px;
	font-weight: 600;
	color: var(--text-secondary);
	padding-bottom: 6px;
	border-bottom: 1px solid var(--profiler-border);
	margin-bottom: 5px;
	gap: 10px;
}

.list-item-wrapper.section-start {
	margin-top: 5px;
	margin-bottom: 5px;
}

.list-header .list-header-cell:not(:first-child) {
	text-align: right;
}

.list-children-container {
	padding-left: 1.5em;
	overflow: hidden;
	transition: max-height 0.1s ease-out;
	margin-top: 2px;
}

.list-children-container.closed {
	max-height: 0;
}

.item-toggler {
	display: inline-block;
	margin-right: 0.8em;
	text-align: left;
}

.list-item-row.open .item-toggler::before {
	content: '-';
}

.list-item-row:not(.open) .item-toggler::before {
	content: '+';
}

.list-item-cell .value.good {
	color: var(--color-green);
}

.list-item-cell .value.warn {
	color: var(--color-yellow);
}

.list-item-cell .value.bad {
	color: var(--color-red);
}

.list-scroll-wrapper {
	overflow-x: auto;
	width: 100%;
}

.list-container.parameters .list-item-row:not(.collapsible) {
	height: 31px;
}

.graph-container {
	width: 100%;
	box-sizing: border-box;
	padding: 8px 0;
	position: relative;
}

.graph-svg {
	width: 100%;
	height: 80px;
	background-color: var(--profiler-header);
	border: 1px solid var(--profiler-border);
	border-radius: 4px;
}

.graph-path {
	stroke-width: 2;
	fill-opacity: 0.4;
}

.console-header {
	padding: 10px;
	border-bottom: 1px solid var(--profiler-border);
	display: flex;
	gap: 20px;
	flex-shrink: 0;
	align-items: center;
	justify-content: space-between;
}

.console-filters-group {
	display: flex;
	gap: 20px;
}

.console-filter-input {
	background-color: var(--profiler-bg);
	border: 1px solid var(--profiler-border);
	color: var(--text-primary);
	border-radius: 4px;
	padding: 4px 8px;
	font-family: var(--font-mono);
	flex-grow: 1;
	max-width: 300px;
	border-radius: 15px;
}

#console-log {
	display: flex;
	flex-direction: column;
	gap: 4px;
	padding: 10px;
	overflow-y: auto;
	flex-grow: 1;
}

.log-message {
	padding: 2px 5px;
	white-space: pre-wrap;
	word-break: break-all;
	border-radius: 3px;
	line-height: 1.5 !important;
}

.log-message.hidden {
	display: none;
}

.log-message.info {
	color: var(--text-primary);
}

.log-message.warn {
	color: var(--color-yellow);
}

.log-message.error {
	color: #f9dedc;
	background-color: rgba(244, 67, 54, 0.1);
}

.log-prefix {
	color: var(--text-secondary);
	margin-right: 8px;
}

.log-code {
	background-color: rgba(255, 255, 255, 0.1);
	border-radius: 3px;
	padding: 1px 4px;
}

.thumbnail-container {
	display: flex;
	align-items: center;
}

.thumbnail-svg {
	width: 40px;
	height: 22.5px;
	flex-shrink: 0;
	margin-right: 8px;
}

.param-control {
	display: flex;
	align-items: center;
	justify-content: flex-end;
	gap: 10px;
	width: 100%;
}

.param-control input,
.param-control select,
.param-control button {
	background-color: var(--profiler-bg);
	border: 1px solid var(--profiler-border);
	color: var(--text-primary);
	border-radius: 4px;
	padding: 4px 6px;
	padding-bottom: 2px;
	font-family: var(--font-mono);
	width: 100%;
	box-sizing: border-box;
}

.param-control select {
	padding-top: 3px;
	padding-bottom: 1px;
}

.param-control input[type="number"] {
	cursor: ns-resize;
}

.param-control input[type="color"] {
	padding: 2px;
}

.param-control button {
	cursor: pointer;
	transition: background-color 0.2s;
}

.param-control button:hover {
	background-color: var(--profiler-header);
}

.param-control-vector {
	display: flex;
	gap: 5px;
}

.custom-checkbox {
	display: inline-flex;
	align-items: center;
	cursor: pointer;
	gap: 8px;
}

.custom-checkbox input {
	display: none;
}

.custom-checkbox .checkmark {
	width: 14px;
	height: 14px;
	border: 1px solid var(--profiler-border);
	border-radius: 3px;
	display: inline-flex;
	justify-content: center;
	align-items: center;
	transition: background-color 0.2s, border-color 0.2s;
}

.custom-checkbox .checkmark::after {
	content: '';
	width: 8px;
	height: 8px;
	background-color: var(--accent-color);
	border-radius: 1px;
	display: block;
	transform: scale(0);
	transition: transform 0.2s;
}

.custom-checkbox input:checked+.checkmark {
	border-color: var(--accent-color);
}

.custom-checkbox input:checked+.checkmark::after {
	transform: scale(1);
}

.param-control input[type="range"] {
	-webkit-appearance: none;
	appearance: none;
	width: 100%;
	height: 16px;
	background: var(--profiler-header);
	border-radius: 5px;
	border: 1px solid var(--profiler-border);
	outline: none;
	padding: 0px;
	padding-top: 8px;
}

.param-control input[type="range"]::-webkit-slider-thumb {
	-webkit-appearance: none;
	appearance: none;
	width: 18px;
	height: 18px;
	background: var(--profiler-bg);
	border: 1px solid var(--accent-color);
	border-radius: 3px;
	cursor: pointer;
	margin-top: -8px;
}

.param-control input[type="range"]::-moz-range-thumb {
	width: 18px;
	height: 18px;
	background: var(--profiler-bg);
	border: 2px solid var(--accent-color);
	border-radius: 3px;
	cursor: pointer;
}

.param-control input[type="range"]::-moz-range-track {
	width: 100%;
	height: 16px;
	background: var(--profiler-header);
	border-radius: 5px;
	border: 1px solid var(--profiler-border);
}

@media screen and (max-width: 768px) and (orientation: portrait) {

	.console-filter-input {
		max-width: 100px;
	}

}
`;
		const styleElement = document.createElement( 'style' );
		styleElement.id = 'profiler-styles';
		styleElement.textContent = css;
		document.head.appendChild( styleElement );

	}

}