docs/source/_static/scss/includes/_header.scss

.header {
	background-color: var(--header-bg);
	box-shadow: 0 0 0.75rem rgba($black, 0.1);
	width: 100%;
	position: relative;
	z-index: $z-index-header;
	
	& > .container {
		position: relative;
	}
}

.header__top {
	align-items: center;
	gap: 0.5rem;
	border-bottom: 1px solid var(--nav-top-border-color);
	display: flex;
	padding: 0.4rem 0;
	height: 3rem;

	.nav {
		font-size: $font-size-sm;
		margin: 0 -1rem 0 auto !important;
	}
}

.header__logo {
	display: flex;

	& > svg {
		width: 6.25rem;
		fill: var(--logo-fill-color);
	}
}

.header__docs {
	position: relative;
	font-size: $font-size-xs;
	margin-left: 1rem;

	@include breakpoint-min(breakpoints(lg)) {
		position: absolute;
		bottom: -2.425rem;
		right: 1.75rem;
		z-index: 1;

		&:before {
			content: "Go to:";
			position: absolute;
			left: -2.75rem;
			top: 0.35rem;
			font-weight: $font-weight-medium;
			color: var(--headings-color);
			pointer-events: none;
		}
	}
	
	&:hover {
		.header__docs__menu {
			display: flex;
		}

		.header__docs__current {
			border-radius: $border-radius $border-radius 0 0;
		}
	}
}

:root {
	&.read-mode {
		.header__docs {
			@include breakpoint-min(breakpoints(lg)) {
				right: 4.5rem;
			}
		}
	}

	&:not(.dark-mode) {
		.header__docs {
			@include breakpoint-max(breakpoints(lg)) {
				.header__docs__current {
					--docs-menu-border-color: #{rgba($white, 0.25)};
					--docs-menu-bg: transparent;
					--headings-color: #{$white};
				}

				&:hover {
					.header__docs__current {
						--docs-menu-bg: #{$white};
						--headings-color: $headings-color;
					}
				}
			}
		}
		
	}
}

.header__docs__current {
	color: var(--headings-color);
	font-weight: $font-weight-medium;
	border: 1px solid var(--docs-menu-border-color);
	border-radius: $border-radius;
	display: flex;
	white-space: nowrap;
	align-items: center;
	height: 2rem;
	padding: 0.075rem 0.75rem 0;
	background-color: var(--docs-menu-bg);

	& > svg {
		margin-top: 1px;
		margin-left: 0.5rem;
	}
}

.header__docs__menu {
	position: absolute;
	margin-top: -1px;
	left: 0;
	top: 100%;
	width: 100%;
	flex-direction: column;
	gap: 1px;
	display: none;
	background-color: var(--nav-dropdown-bg);
	padding: 0.25rem;
	z-index: 10;
	border-radius: 0 0 $border-radius $border-radius;
	border: 1px solid var(--docs-menu-border-color);

	& > a {
		padding: 0.35rem 1.6rem 0.35rem 0.6rem;
		display: flex;
		align-items: center;
		border-radius: $border-radius;
		white-space: nowrap;
		color: var(--text-muted-color);
		border: 1px solid transparent;
		
		&:hover {
			background-color: var(--theme-light-bg);
			color: var(--text-color);
		}

		&.current {
			background-color: var(--theme-light-hover-bg);
			pointer-events: none;
			color: var(--text-color);
		}
	}
}

.header__actions {
	flex-shrink: 0;
	white-space: nowrap;
	display: flex;
	gap: 0.5rem;
	margin-left: auto;
	z-index: 1;

	.icon {
		&:not(.icon--switch) {
			& > svg {
				fill: var(--header-text-color);
			}

			&:hover {
				background-color: var(--header-actions-icon-alt-hover-bg);
			}
		}
	}

	.icon--switch {
		background-color: var(--header-actions-icon-bg);
		border-color: var(--header-actions-icon-border-color);
		color: var(--text-color);

		&:hover {
			background-color: var(--header-actions-icon-hover-bg);
		}
	}
}

.header__title {
	font-size: 2.5rem;
	text-align: center;
	color: $white;
	margin: 3rem 1rem 0;
	padding-bottom: 3rem;
}

#read-mode-toggle {
	@include breakpoint-max(breakpoints(xl)) {
		display: none;
	}
}

:root {
	&:not(.read-mode) {
		.header__actions {
			position: absolute;
			bottom: 2.5rem;
			right: var(--content-padding);
		}
	}

	&.read-mode {
		.header__top {
			border: 0;
		}

		.header__logo {
			& > svg {
				width: 5rem;
			}
		}
	}
}