/* Shared top bar for every page of the site. */

#nav-bar {
	--nav-bg: #1f8599;
	--nav-fg: #ffffff;
	--nav-h: 56px;

	position: relative;
	z-index: 1000;
	container: nav-bar / inline-size;
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 16px;
	box-sizing: border-box;
	width: 100%;
	min-height: var(--nav-h);
	padding: 0 16px;
	background: var(--nav-bg);
	box-shadow: 0 2px 12px rgba(0, 0, 0, 0.18);
	font-family: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
	line-height: 1.2;
}

#nav-bar .nav-brand {
	flex: none;
	color: var(--nav-fg);
	font-size: 18px;
	font-weight: 700;
	letter-spacing: 0.01em;
	text-decoration: none;
	white-space: nowrap;
}

#nav-bar .nav-links {
	display: flex;
	align-items: center;
	gap: 4px;
	margin-left: auto;
}

#nav-bar .nav-links a {
	display: block;
	padding: 8px 12px;
	border-radius: 999px;
	color: rgba(255, 255, 255, 0.88);
	font-size: 15px;
	font-weight: 500;
	text-decoration: none;
	white-space: nowrap;
	transition: background-color 0.15s, color 0.15s;
}

#nav-bar .nav-links a:hover,
#nav-bar .nav-links a:focus-visible {
	background: rgba(255, 255, 255, 0.16);
	color: var(--nav-fg);
	outline: none;
}

#nav-bar .nav-links a[aria-current="page"] {
	background: var(--nav-fg);
	color: var(--nav-bg);
}

/* Hamburger button, only shown on narrow screens. */
#nav-bar .nav-toggle {
	display: none;
	flex: none;
	width: 44px;
	height: 44px;
	margin-left: auto;
	padding: 0;
	border: 0;
	border-radius: 10px;
	background: transparent;
	cursor: pointer;
}

#nav-bar .nav-toggle:hover,
#nav-bar .nav-toggle:focus-visible {
	background: rgba(255, 255, 255, 0.16);
	outline: none;
}

#nav-bar .nav-toggle span,
#nav-bar .nav-toggle span::before,
#nav-bar .nav-toggle span::after {
	display: block;
	position: relative;
	width: 22px;
	height: 2px;
	margin: 0 auto;
	border-radius: 2px;
	background: var(--nav-fg);
	transition: transform 0.2s, background-color 0.2s;
}

#nav-bar .nav-toggle span::before,
#nav-bar .nav-toggle span::after {
	content: "";
	position: absolute;
	left: 0;
}

#nav-bar .nav-toggle span::before { top: -7px; }
#nav-bar .nav-toggle span::after  { top: 7px; }

#nav-bar.open .nav-toggle span { background: transparent; }
#nav-bar.open .nav-toggle span::before { transform: translateY(7px) rotate(45deg); }
#nav-bar.open .nav-toggle span::after  { transform: translateY(-7px) rotate(-45deg); }

/* Language flags on the wedding pages. */
#nav-bar #languages {
	position: static;
	order: 1;
	width: auto;
	height: auto;
	display: flex;
	flex: none;
	gap: 8px;
	align-items: center;
}

#nav-bar #languages a {
	position: static;
	width: 36px;
	height: 24px;
	border-radius: 4px;
	background-position: center;
	background-size: cover;
	box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.5);
}

#nav-bar #languages #swiss {
	width: 24px;
}

/* Collapse into a menu when the bar itself is narrow. This follows the bar's
   width, not the screen's, so it also works when nav.js scales the bar up. */
@container nav-bar (max-width: 1000px) {
	#nav-bar .nav-toggle {
		display: block;
		order: 2;
	}

	#nav-bar .nav-links {
		display: none;
		flex-direction: column;
		align-items: stretch;
		order: 10;
		width: 100%;
		margin: 0;
		padding: 4px 0 12px;
	}

	#nav-bar.open .nav-links {
		display: flex;
	}

	#nav-bar .nav-links a {
		padding: 12px 14px;
		border-radius: 10px;
		font-size: 17px;
	}

	/* The flags move into the open menu, below the links. */
	#nav-bar #languages {
		display: none;
		order: 11;
		box-sizing: border-box;
		width: 100%;
		gap: 12px;
		padding: 0 14px 16px;
	}

	#nav-bar.open #languages {
		display: flex;
	}
}