/* The Buzz Navbar web template. Any website page can render it, and Frappe's own pages carry
   none of the Buzz theme tokens, so each token falls back to a light value. */
.buzz-navbar {
	--navbar-ink: var(--ink-strong, #171717);
	--navbar-muted: var(--ink-muted, #7c7c7c);
	--navbar-border: var(--border, #ededed);
	--navbar-raised: var(--surface-raised, #f3f3f3);
	--navbar-bg: var(--page-bg, #ffffff);
	--navbar-radius: var(--radius, 10px);
	--navbar-ease: var(--ease-out, cubic-bezier(0.23, 1, 0.32, 1));

	/* Full-bleed so the blur and the edge span the screen; the padding keeps content on the page column.
	   Content blurring through, and an edge that appears once scrolled, show the page continues above. */
	position: sticky;
	top: 0;
	z-index: 10;
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 16px;
	padding: 16px max(16px, (100% - var(--page-width, 1024px)) / 2);
	border-bottom: 1px solid transparent;
	background: color-mix(in srgb, var(--navbar-bg) 80%, transparent);
	backdrop-filter: blur(12px) saturate(1.5);
	animation: buzz-navbar-edge linear both;
	animation-timeline: scroll();
	animation-range: 0 24px;
	font-size: 14px;
	line-height: 20px;
	/* Named so it stays put while the content fades; a plain crossfade ghosts two layouts over each other. */
	view-transition-name: site-header;
}

@keyframes buzz-navbar-edge {
	to {
		border-bottom-color: var(--navbar-border);
	}
}

.buzz-navbar-start,
.buzz-navbar-end,
.buzz-navbar-links {
	display: flex;
	align-items: center;
}

.buzz-navbar-start {
	gap: 16px;
	min-width: 0;
}

.buzz-navbar-end {
	gap: 8px;
}

.buzz-navbar-links {
	gap: 4px;
}

.buzz-navbar-brand {
	display: flex;
}

.buzz-navbar-brand img {
	width: auto;
	height: 24px;
}

/* The bundled wordmark is used as a shape only, painted in the ink colour each theme pairs with its background. */
.buzz-navbar-default-logo {
	display: block;
	height: 24px;
	aspect-ratio: 313 / 244;
	background-color: var(--navbar-ink);
	mask: url("/assets/buzz/images/buzz-logo-no-bg.svg") center / contain no-repeat;
}

.buzz-navbar svg {
	flex-shrink: 0;
	width: 16px;
	height: 16px;
	fill: none;
	stroke: currentColor;
	stroke-width: 2;
	stroke-linecap: round;
	stroke-linejoin: round;
}

/* Frappe's own pages set no mode, so they get the light logo. */
:root:not([data-mode="dark"]) .buzz-navbar [data-logo-mode="dark"],
:root[data-mode="dark"] .buzz-navbar [data-logo-mode="light"] {
	display: none;
}

:root[data-mode="dark"] [data-mode-toggle] .buzz-navbar-icon-moon,
:root[data-mode="light"] [data-mode-toggle] .buzz-navbar-icon-sun {
	display: none;
}

.buzz-navbar-button {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 6px;
	height: 32px;
	padding: 0 10px;
	border: 1px solid transparent;
	border-radius: 8px;
	background: transparent;
	color: var(--navbar-ink);
	font: inherit;
	font-weight: 500;
	white-space: nowrap;
	text-decoration: none;
	cursor: pointer;
	transition:
		transform 160ms var(--navbar-ease),
		background-color 150ms ease,
		border-color 150ms ease,
		color 150ms ease;
}

.buzz-navbar-button[data-variant="solid"] {
	background: var(--navbar-ink);
	color: var(--navbar-bg);
}

.buzz-navbar-button[data-icon-only] {
	width: 32px;
	padding: 0;
}

.buzz-navbar-button:active {
	transform: scale(0.97);
}

.buzz-navbar details {
	position: relative;
}

.buzz-navbar summary {
	list-style: none;
}

.buzz-navbar summary::-webkit-details-marker {
	display: none;
}

.buzz-navbar-menu {
	position: absolute;
	right: 0;
	top: calc(100% + 8px);
	z-index: 10;
	display: flex;
	flex-direction: column;
	min-width: 180px;
	padding: 4px;
	background: var(--navbar-raised);
	border: 1px solid var(--navbar-border);
	border-radius: var(--navbar-radius);
	transform-origin: top right;
	transition:
		opacity 150ms var(--navbar-ease),
		transform 150ms var(--navbar-ease);
}

.buzz-navbar-start .buzz-navbar-menu {
	right: auto;
	left: 0;
	transform-origin: top left;
}

@starting-style {
	.buzz-navbar details[open] .buzz-navbar-menu {
		opacity: 0;
		transform: scale(0.97) translateY(-4px);
	}
}

.buzz-navbar-menu a,
.buzz-navbar-menu button,
.buzz-navbar-menu-heading {
	padding: 6px 10px;
	border: 0;
	border-radius: 6px;
	background: none;
	color: var(--navbar-ink);
	font: inherit;
	font-size: 13px;
	text-align: left;
	text-decoration: none;
}

.buzz-navbar-menu a,
.buzz-navbar-menu button {
	cursor: pointer;
	transition: background-color 150ms ease;
}

.buzz-navbar-menu [aria-current] {
	background: var(--navbar-border);
}

.buzz-navbar-menu-heading {
	color: var(--navbar-muted);
}

.buzz-navbar-account summary {
	display: flex;
	border-radius: 50%;
	cursor: pointer;
}

.buzz-navbar-avatar {
	display: grid;
	place-items: center;
	width: 28px;
	height: 28px;
	border-radius: 50%;
	background: var(--navbar-raised);
	color: var(--navbar-ink);
	font-weight: 500;
	object-fit: cover;
}

.buzz-navbar :is(a, button, summary):focus-visible {
	outline: 2px solid var(--navbar-muted);
	outline-offset: 2px;
}

/* Touch devices fire hover on tap, so hover styles only apply to real pointers. */
@media (hover: hover) and (pointer: fine) {
	.buzz-navbar-button:hover {
		background: var(--navbar-raised);
		color: var(--navbar-ink);
		text-decoration: none;
	}

	.buzz-navbar-button[data-variant="solid"]:hover {
		background: var(--navbar-ink);
		color: var(--navbar-bg);
		opacity: 0.88;
	}

	.buzz-navbar-menu a:hover,
	.buzz-navbar-menu button:hover {
		background: var(--navbar-border);
		color: var(--navbar-ink);
		text-decoration: none;
	}
}

@media (prefers-reduced-motion: reduce) {
	.buzz-navbar-button:active {
		transform: none;
	}

	@starting-style {
		.buzz-navbar details[open] .buzz-navbar-menu {
			transform: none;
		}
	}
}

.buzz-navbar-mobile {
	display: none;
}

.buzz-navbar-menu-heading[data-section],
.buzz-navbar-preferences {
	margin-top: 4px;
	border-top: 1px solid var(--navbar-border);
}

.buzz-navbar-menu-heading[data-section] {
	padding-top: 10px;
}

.buzz-navbar-preferences {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 8px;
	padding: 8px 6px 4px;
}

.buzz-navbar-preferences .buzz-navbar-button {
	position: relative;
	gap: 4px;
	height: 28px;
	padding: 0 6px;
}

.buzz-navbar-language-code {
	font-size: 12px;
	letter-spacing: 0.04em;
}

/* Invisible over its label, so a tap opens the platform's own picker. */
.buzz-navbar-preferences select {
	position: absolute;
	inset: 0;
	width: 100%;
	opacity: 0;
	cursor: pointer;
	/* iOS zooms into selects under 16px */
	font-size: 16px;
}

.buzz-navbar-segmented {
	display: flex;
	gap: 2px;
	padding: 2px;
	border-radius: 8px;
	background: var(--navbar-border);
}

.buzz-navbar-menu .buzz-navbar-segmented button {
	display: grid;
	place-items: center;
	height: 24px;
	padding: 0 10px;
	color: var(--navbar-muted);
}

.buzz-navbar-menu .buzz-navbar-segmented [aria-pressed="true"] {
	background: var(--navbar-bg);
	color: var(--navbar-ink);
}

/* Small screens keep the brand and one menu holding everything else. */
@media (max-width: 640px) {
	/* Anchored to the header, not the button, so the menu spans the screen inside the gutters. */
	.buzz-navbar .buzz-navbar-mobile {
		display: block;
		position: static;
	}

	.buzz-navbar-mobile .buzz-navbar-menu {
		top: 100%;
		right: 16px;
		left: 16px;
	}

	.buzz-navbar-end > :not(.buzz-navbar-mobile),
	.buzz-navbar-start .buzz-navbar-links {
		display: none;
	}
}