nav {
	background: rgba(255, 255, 255, 0.95);
	backdrop-filter: blur(20px);
	border-bottom: 1px solid rgba(0, 0, 0, 0.1);
	padding: 0.75rem 0;
	position: sticky;
	top: 4rem;
	z-index: 50;
	box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
	height: 3rem;
}

.nav-content {
	max-width: 1200px;
	margin: 0 auto;
	padding: 0 1rem;
}

.breadcrumb {
	display: flex;
	align-items: center;
	gap: 0.5rem;
	font-size: 0.875rem;
}

.breadcrumb a {
	color: var(--primary-color) !important;
	text-decoration: none;
	font-weight: 500;
	padding: 0.25rem 0.5rem;
	border-radius: 0.375rem;
	transition: all 0.3s ease;
}

.breadcrumb a:hover {
	background: rgba(46, 91, 255, 0.1);
	color: var(--primary-color) !important;
}

.breadcrumb .separator {
	color: #6b7280;
	font-weight: 400;
	user-select: none;
}

.breadcrumb .current-folder {
	color: var(--tertiary-color);
	font-weight: 600;
	padding: 0.25rem 0.5rem;
	border-radius: 0.375rem;
	background: rgba(46, 91, 255, 0.1);
}

.breadcrumb .current-document {
	color: var(--tertiary-color);
	font-weight: 600;
	padding: 0.25rem 0.5rem;
	border-radius: 0.375rem;
	background: rgba(0, 214, 143, 0.1);
}

/* RESPONSIVE DESIGN */
@media screen and (max-width: 768px) {
	nav {
		top: 3rem;
	}
	
	.breadcrumb {
		font-size: 0.8rem;
		flex-wrap: wrap;
	}
	
	.breadcrumb .current-folder {
		max-width: 150px;
		overflow: hidden;
		text-overflow: ellipsis;
		white-space: nowrap;
	}
	
	.breadcrumb .current-document {
		max-width: 120px;
		overflow: hidden;
		text-overflow: ellipsis;
		white-space: nowrap;
	}
}

@media screen and (min-width: 768px) {
	.nav-content {
		padding: 0 2rem;
	}
	
	.breadcrumb {
		font-size: 1rem;
	}
}

@media screen and (min-width: 1024px) {
	nav {
		top: 4rem;
	}
	
	.nav-content {
		padding: 0 3rem;
	}
}