nav.topbar {
	font-family: "JetBrains Mono", "Menlo", monospace;
	background-color: var(--color-nav-bg);
	border-bottom: 1px solid var(--color-border);
	padding: 0;
	display: flex;
	align-items: center;
	justify-content: space-between;
	width: 100%;
	height: 3.5rem;

	.topbar-brand {
		display: flex;
		align-items: center;
		padding: 0 1.5rem;
		gap: 0.75rem;
		cursor: pointer;
	}

	.topbar-brand h1 {
		font-size: 16px;
		font-weight: 600;
		color: var(--color-text-primary);
		letter-spacing: 0.5px;
	}

	.topbar-brand span {
		font-size: 12px;
		color: var(--color-text-accent);
		text-transform: uppercase;
		letter-spacing: 0.4px;
	}

	.topbar-menu {
		display: flex;
		align-items: center;
		gap: 0;
		list-style: none;
		margin: 0;
		padding: 0;
	}

	.topbar-menu li {
		margin: 0;
		padding: 0;
	}

	.topbar-menu a {
		display: block;
		padding: 0 1.25rem;
		height: 3.5rem;
		display: flex;
		align-items: center;
		color: var(--color-text-secondary);
		text-decoration: none;
		font-size: 13px;
		transition: all 0.2s ease;
		border-bottom: 2px solid transparent;
	}

	.topbar-menu a:hover {
		color: var(--color-text-primary);
		background-color: var(--color-hover-bg);
		border-bottom-color: var(--color-text-accent);
	}

	.topbar-menu a.active {
		color: var(--color-text-primary);
		border-bottom-color: var(--color-text-accent);
	}

	.topbar-actions {
		display: flex;
		align-items: center;
		gap: 0.5rem;
		padding: 0 1.5rem;
	}

	.topbar-action-btn {
		background: none;
		border: none;
		color: var(--color-text-secondary);
		cursor: pointer;
		padding: 0.5rem 0.75rem;
		font-size: 12px;
		transition: all 0.2s ease;
		border-radius: 4px;
	}

	.topbar-action-btn:hover {
		color: var(--color-text-primary);
		background-color: var(--color-hover-bg);
	}
}

@media (max-width: 768px) {
	nav.topbar {
		height: 3rem;
		padding: 0;

		.topbar-brand {
			padding: 0 1rem;
			gap: 0.5rem;
		}

		.topbar-brand h1 {
			font-size: 14px;
		}

		.topbar-menu a {
			padding: 0 0.75rem;
			font-size: 12px;
		}

		.topbar-actions {
			gap: 0.25rem;
			padding: 0 1rem;
		}
	}
}

@media (max-width: 480px) {
	nav.topbar {
		flex-wrap: wrap;
		height: auto;

		.topbar-brand {
			padding: 0.75rem 1rem;
			width: 100%;
		}

		.topbar-menu {
			display: none;
		}

		.topbar-actions {
			width: 100%;
			padding: 0.75rem 1rem;
			justify-content: space-between;
		}

		.topbar-search {
			width: 100%;
		}
	}
}

/* ── Search Dialog ──────────────────────────────────────────── */
dialog.search-dialog {
	position: fixed;
	top: 20%;
	left: 50%;
	translate: -50% 0;
	width: min(560px, 90vw);
	background-color: var(--color-aside-bg);
	border: 1px solid var(--color-border);
	border-radius: 8px;
	padding: 0;
	color: var(--color-text-primary);
	box-shadow: 0 24px 64px rgba(0, 0, 0, 0.6);
}

dialog.search-dialog::backdrop {
	background-color: rgba(0, 0, 0, 0.5);
	backdrop-filter: blur(2px);
}

.search-dialog-input {
	width: 100%;
	background: transparent;
	border: none;
	border-bottom: 1px solid var(--color-border);
	color: var(--color-text-primary);
	font-family: inherit;
	font-size: 1rem;
	padding: 1rem 1.25rem;
	outline: none;
}

.search-dialog-input::placeholder {
	color: var(--color-text-muted);
}

.search-dialog-results {
	list-style: none;
	max-height: 320px;
	overflow-y: auto;
	padding: 0.5rem;
}

.search-dialog-results li a {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 0.75rem;
	padding: 0.6rem 0.75rem;
	border-radius: 6px;
	color: var(--color-text-secondary);
	text-decoration: none;
	font-size: 0.9rem;
}

.search-dialog-results li a:hover {
	background-color: var(--color-hover-bg);
	color: var(--color-text-primary);
}

.search-result-group {
	font-size: 0.75rem;
	color: var(--color-text-muted);
	white-space: nowrap;
}

/* ── Topbar Search Input ────────────────────────────────────── */
.topbar-search {
	background-color: var(--color-body-bg);
	border: 1px solid var(--color-border);
	border-radius: 6px;
	color: var(--color-text-muted);
	cursor: pointer;
	font-family: inherit;
	font-size: 0.875rem;
	padding: 0.4rem 0.75rem;
	width: 200px;
	outline: none;
}

.topbar-search:hover {
	border-color: var(--color-text-accent);
}