*,
*::before,
*::after {
	box-sizing: border-box;
}

:host {
	display: contents;
}

.sidebar {
	position: relative;
	inline-size: var(--sidebar-width, 280px);
	block-size: 100%;
	background-color: var(--g-color-background-default);
	border-inline-end: 1px solid var(--g-color-border-default);
	overflow-y: auto;
	transition: inline-size 0.3s ease;
	flex-shrink: 0;
}

.sidebar--right {
	border-inline-end: none;
	border-inline-start: 1px solid var(--g-color-border-default);
}

.sidebar--collapsed {
	inline-size: 60px;
}

.sidebar--collapsed .sidebar__content {
	padding-inline: var(--g-spacing-sm);
}

.sidebar--collapsed
	.sidebar__content
	> *:not(.sidebar__toggle):not(.sidebar__mobile-toggle) {
	display: none;
}

.sidebar--collapsed .sidebar__toggle {
	inset-inline-end: 50%;
	transform: translateX(50%);
}

/* Mobile Toggle Button */
.sidebar__mobile-toggle {
	all: unset;
	display: none;
	position: fixed;
	inset-block-start: var(--g-spacing-md);
	inset-inline-start: var(--g-spacing-md);
	z-index: 1001;
	inline-size: 2.5rem;
	block-size: 2.5rem;
	align-items: center;
	justify-content: center;
	background-color: var(--g-color-background-default);
	border: 1px solid var(--g-color-border-default);
	border-radius: var(--g-border-radius-md);
	cursor: pointer;
	font-size: var(--g-typography-h5-font-size);
	transition: all 0.2s ease;
}

.sidebar__mobile-toggle:hover {
	background-color: var(--g-color-background-subtle-hover);
}

/* Show mobile toggle on small screens */
@media (max-width: 768px) {
	.sidebar__mobile-toggle {
		display: flex;
	}

	.sidebar {
		position: fixed;
		inset-block-start: 0;
		inset-block-end: 0;
		inset-inline-start: -100%;
		z-index: 1000;
		transition: inset-inline-start 0.3s ease;
	}

	.sidebar--right {
		inset-inline-start: auto;
		inset-inline-end: -100%;
		transition: inset-inline-end 0.3s ease;
	}

	.sidebar--drawer-open {
		inset-inline-start: 0;
	}

	.sidebar--right.sidebar--drawer-open {
		inset-inline-end: 0;
		inset-inline-start: auto;
	}
}

/* Overlay */
.sidebar__overlay {
	display: none;
	position: fixed;
	inset: 0;
	background-color: rgba(0, 0, 0, 0.5);
	z-index: 999;
	animation: overlay-fade-in 0.2s ease-out;
}

@media (max-width: 768px) {
	.sidebar__overlay {
		display: block;
	}
}

@keyframes overlay-fade-in {
	from {
		opacity: 0;
	}
	to {
		opacity: 1;
	}
}

/* Collapse Toggle */
.sidebar__toggle {
	all: unset;
	position: absolute;
	inset-block-start: var(--g-spacing-md);
	inset-inline-end: var(--g-spacing-sm);
	inline-size: 1.5rem;
	block-size: 1.5rem;
	display: flex;
	align-items: center;
	justify-content: center;
	background-color: var(--g-color-background-default);
	border: 1px solid var(--g-color-border-default);
	border-radius: var(--g-border-radius-md);
	cursor: pointer;
	font-size: var(--g-typography-body-sm-font-size);
	transition: all 0.2s ease;
	z-index: 10;
}

.sidebar__toggle:hover {
	background-color: var(--g-color-background-subtle-hover);
}

.sidebar--right .sidebar__toggle {
	inset-inline-end: auto;
	inset-inline-start: var(--g-spacing-sm);
}

.sidebar--right.sidebar--collapsed .sidebar__toggle {
	inset-inline-start: 50%;
	inset-inline-end: auto;
	transform: translateX(-50%);
}

@media (max-width: 768px) {
	.sidebar__toggle {
		display: none;
	}
}

/* Content */
.sidebar__content {
	padding-block: var(--g-spacing-md);
	padding-inline: var(--g-spacing-md);
}

/* View transitions */
@media (prefers-reduced-motion: no-preference) {
	@supports (view-transition-name: auto) {
		.sidebar {
			view-transition-name: sidebar;
		}
	}
}