.trendshelf-public-header {
	position: relative;
	z-index: 20;
	width: 100%;
	border-bottom: var(--ts-border-default);
	background: var(--ts-color-surface);
	color: var(--ts-color-text);
	font-family: var(--ts-font-sans);
	box-sizing: border-box;
}

.trendshelf-public-header__inner {
	position: relative;
	display: flex;
	align-items: center;
	max-width: var(--ts-width-wide);
	min-height: 68px;
	margin: 0 auto;
	padding: 0 var(--ts-gutter-desktop);
	box-sizing: border-box;
}

.trendshelf-public-header__navigation {
	display: flex;
	align-items: center;
	gap: var(--ts-space-4);
	margin-left: auto;
}

.trendshelf-public-header__home-link,
.trendshelf-category-nav > summary {
	display: inline-flex;
	min-height: 44px;
	box-sizing: border-box;
	align-items: center;
	gap: var(--ts-space-2);
	padding: 0 var(--ts-space-3);
	border-radius: var(--ts-radius-sm);
	color: var(--ts-color-text-secondary);
	font-size: var(--ts-font-size-small);
	font-weight: 700;
	text-decoration: none;
}

.trendshelf-public-header__home-link:hover,
.trendshelf-category-nav > summary:hover {
	background: var(--ts-color-highlight);
	color: var(--ts-color-brand);
}

.trendshelf-public-header__home-link:focus-visible,
.trendshelf-category-nav summary:focus-visible,
.trendshelf-category-nav a:focus-visible {
	outline: var(--ts-focus-width) solid var(--ts-color-focus);
	outline-offset: var(--ts-focus-offset);
}

.trendshelf-category-nav > summary {
	cursor: pointer;
	list-style: none;
}

.trendshelf-category-nav > summary::-webkit-details-marker,
.trendshelf-category-nav__mobile-group > summary::-webkit-details-marker {
	display: none;
}

.trendshelf-category-nav--mobile {
	display: none;
}

.trendshelf-category-nav__mega {
	position: absolute;
	top: calc(100% - 1px);
	right: var(--ts-gutter-desktop);
	left: var(--ts-gutter-desktop);
	padding: var(--ts-space-6);
	border: var(--ts-border-default);
	border-top: 3px solid var(--ts-color-brand);
	border-radius: 0 0 var(--ts-radius-lg) var(--ts-radius-lg);
	background: var(--ts-color-surface);
	box-shadow: var(--ts-shadow-elevated);
}

.trendshelf-category-nav__groups {
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	gap: var(--ts-space-5) var(--ts-space-6);
}

.trendshelf-category-nav__group {
	min-width: 0;
	padding-left: var(--ts-space-3);
	border-left: 3px solid var(--ts-color-border);
}

.trendshelf-category-nav__group h2 {
	margin: 0 0 var(--ts-space-2);
	font-size: var(--ts-font-size-small);
	line-height: var(--ts-line-height-small);
	color: var(--ts-color-brand);
}

.trendshelf-category-nav__group ul,
.trendshelf-category-nav__mobile-group ul {
	margin: 0;
	padding: 0;
	list-style: none;
}

.trendshelf-category-nav__group a {
	display: block;
	padding: 5px 0;
	color: var(--ts-color-text-secondary);
	font-size: var(--ts-font-size-label);
	line-height: 1.45;
	text-decoration: none;
}

.trendshelf-category-nav__group a:hover {
	color: var(--ts-color-accent);
	text-decoration: underline;
	text-underline-offset: 3px;
}

.trendshelf-category-nav__hub-link {
	display: flex;
	min-height: 44px;
	align-items: center;
	justify-content: space-between;
	margin-top: var(--ts-space-5);
	padding: 0 var(--ts-space-4);
	border-radius: var(--ts-radius-sm);
	background: var(--ts-color-brand);
	color: var(--ts-color-surface);
	font-size: var(--ts-font-size-small);
	font-weight: 800;
	text-decoration: none;
}

.trendshelf-category-nav__hub-link:hover {
	background: var(--ts-color-cta-hover);
}

.trendshelf-public-header__brand {
	display: inline-flex;
	align-items: center;
	gap: var(--ts-space-2);
	min-height: 44px;
	padding: 0 var(--ts-space-2);
	border-radius: var(--ts-radius-sm);
	color: var(--ts-color-brand);
	font-size: 1.125rem;
	font-weight: 800;
	line-height: 1.2;
	letter-spacing: 0;
	text-decoration: none;
	transition: color var(--ts-motion-fast) ease;
	white-space: nowrap;
}

.trendshelf-public-header__status {
	padding: 2px 6px;
	border: var(--ts-border-default);
	border-radius: var(--ts-radius-pill);
	background: var(--ts-color-highlight);
	color: var(--ts-color-brand);
	font-size: var(--ts-font-size-label);
	font-weight: 700;
	line-height: 1;
}

.trendshelf-public-header__brand:hover {
	color: var(--ts-color-accent);
}

.trendshelf-public-header__brand:focus-visible {
	outline: var(--ts-focus-width) solid var(--ts-color-focus);
	outline-offset: var(--ts-focus-offset);
}

@media (max-width: 768px) {
	.trendshelf-public-header__inner {
		min-height: 60px;
		padding-right: var(--ts-gutter-mobile);
		padding-left: var(--ts-gutter-mobile);
	}

	.trendshelf-public-header__brand {
		padding-right: var(--ts-space-1);
		padding-left: var(--ts-space-1);
	}

	.trendshelf-public-header__home-link,
	.trendshelf-category-nav--desktop {
		display: none;
	}

	.trendshelf-category-nav--mobile {
		display: block;
	}

	.trendshelf-category-nav--mobile > summary {
		min-width: 88px;
		justify-content: center;
		border: var(--ts-border-default);
		background: var(--ts-color-surface);
		color: var(--ts-color-brand);
	}

	.trendshelf-category-nav__mobile-panel {
		position: absolute;
		top: calc(100% - 1px);
		right: var(--ts-gutter-mobile);
		width: min(360px, calc(100vw - (var(--ts-gutter-mobile) * 2)));
		max-height: calc(100vh - 76px);
		overflow-y: auto;
		box-sizing: border-box;
		padding: var(--ts-space-4);
		border: var(--ts-border-default);
		border-top: 3px solid var(--ts-color-brand);
		border-radius: 0 0 var(--ts-radius-lg) var(--ts-radius-lg);
		background: var(--ts-color-surface);
		box-shadow: var(--ts-shadow-elevated);
	}

	.trendshelf-category-nav__mobile-home,
	.trendshelf-category-nav__mobile-group > summary,
	.trendshelf-category-nav__mobile-group a {
		display: flex;
		min-height: 44px;
		box-sizing: border-box;
		align-items: center;
		color: var(--ts-color-text-secondary);
		font-size: var(--ts-font-size-small);
		font-weight: 700;
		text-decoration: none;
	}

	.trendshelf-category-nav__mobile-home {
		padding: 0 var(--ts-space-3);
		border-bottom: var(--ts-border-default);
		color: var(--ts-color-brand);
	}

	.trendshelf-category-nav__mobile-group {
		border-bottom: var(--ts-border-default);
	}

	.trendshelf-category-nav__mobile-group > summary {
		justify-content: space-between;
		padding: 0 var(--ts-space-3);
		cursor: pointer;
		list-style: none;
	}

	.trendshelf-category-nav__mobile-group > summary::after {
		content: "+";
		font-size: 1.125rem;
		font-weight: 500;
	}

	.trendshelf-category-nav__mobile-group[open] > summary::after {
		content: "−";
	}

	.trendshelf-category-nav__mobile-group ul {
		padding: 0 0 var(--ts-space-2) var(--ts-space-4);
	}

	.trendshelf-category-nav__mobile-group a {
		padding: 0 var(--ts-space-3);
		font-weight: 500;
	}

	.trendshelf-category-nav__mobile-panel .trendshelf-category-nav__hub-link {
		margin-top: var(--ts-space-4);
	}
}