/* =========================================================
   Primary Navigation
   ========================================================= */

/* Nav wrapper */
.nav-primary {
	display: flex;
	align-items: center;
}

/* Menu list */
.nav-primary .nav-menu {
	display: flex;
	align-items: center;
	gap: 0;
	list-style: none;
	margin: 0;
	padding: 0;
}

/* Top-level items */
.nav-primary .nav-menu > li {
	position: relative;
}

.nav-primary .nav-menu > li > a {
	display: block;
	padding: .5rem .9rem;
	font-family: var(--swis-font-body);
	font-size: .9rem;
	font-weight: 600;
	color: var(--swis-text);
	text-decoration: none;
	white-space: nowrap;
	transition: color .15s;
	border-bottom: 3px solid transparent;
	line-height: calc(var(--swis-header-h) - 3px);
}

.nav-primary .nav-menu > li > a:hover,
.nav-primary .nav-menu > li.current-menu-item > a,
.nav-primary .nav-menu > li.current-menu-parent > a,
.nav-primary .nav-menu > li.current-menu-ancestor > a {
	color: var(--swis-accent);
	border-bottom-color: var(--swis-accent);
}

/* Dropdown indicator */
.nav-primary .menu-item-has-children > a::after {
	content: ' ▾';
	font-size: .7rem;
	vertical-align: middle;
	opacity: .7;
}

/* Dropdown list */
.nav-primary .nav-menu .sub-menu {
	position: absolute;
	top: 100%;              /* flush with the nav item — no dead gap */
	left: 0;
	min-width: 220px;
	background: var(--swis-white);
	border-top: 3px solid var(--swis-accent);
	box-shadow: 0 6px 20px rgba(0,0,0,.13);
	border-radius: 0 0 var(--swis-radius) var(--swis-radius);
	display: none;
	z-index: 200;
	list-style: none;
	padding: .4rem 0;
}

/* Invisible hover-bridge: covers any sub-pixel gap between the nav item and
   the dropdown so moving the cursor down never leaves the hover area. */
.nav-primary .nav-menu .menu-item-has-children > .sub-menu::before {
	content: '';
	position: absolute;
	top: -10px;
	left: 0;
	right: 0;
	height: 10px;
	background: transparent;
}

.nav-primary .nav-menu li:hover > .sub-menu,
.nav-primary .nav-menu li:focus-within > .sub-menu,
.nav-primary .nav-menu li.menu-item--open > .sub-menu {
	display: block;
}

/* Dropdown items */
.nav-primary .sub-menu li a {
	display: block;
	padding: .55rem 1.1rem;
	font-size: .875rem;
	font-weight: 400;
	color: var(--swis-text);
	text-decoration: none;
	transition: background .15s, color .15s;
	white-space: nowrap;
}

.nav-primary .sub-menu li a:hover,
.nav-primary .sub-menu li.current-menu-item > a {
	background: var(--swis-red-pale);
	color: var(--swis-accent);
}

/* =========================================================
   Mobile toggle button
   ========================================================= */
.nav-toggle {
	display: none;
	background: none;
	border: 2px solid var(--swis-green-dark);
	border-radius: var(--swis-radius);
	padding: .45rem .55rem;
	cursor: pointer;
	gap: 5px;
	flex-direction: column;
	align-items: center;
	justify-content: center;
}

.hamburger-bar {
	display: block;
	width: 22px;
	height: 2px;
	background: var(--swis-green-dark);
	border-radius: 2px;
	transition: transform .25s, opacity .2s;
}

/* Hamburger → X animation */
.nav-toggle[aria-expanded="true"] .hamburger-bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .hamburger-bar:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .hamburger-bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* =========================================================
   Skip link
   ========================================================= */
.skip-link:focus {
	position: fixed;
	top: .75rem;
	left: .75rem;
	z-index: 9999;
	background: var(--swis-green-dark);
	color: var(--swis-white);
	padding: .5rem 1.25rem;
	border-radius: var(--swis-radius);
	font-weight: 600;
	text-decoration: none;
}

/* =========================================================
   Responsive: tablet / mobile
   ========================================================= */
@media (max-width: 960px) {
	.nav-toggle { display: flex; }

	.nav-primary .nav-menu {
		position: fixed;
		top: var(--swis-header-h);
		left: 0;
		right: 0;
		bottom: 0;
		background: var(--swis-white);
		flex-direction: column;
		align-items: flex-start;
		overflow-y: auto;
		padding: 1rem 0 2rem;
		gap: 0;
		transform: translateX(-100%);
		transition: transform .28s ease;
		z-index: 999;
		border-top: 1px solid var(--swis-border);
	}

	.nav-primary.nav-open .nav-menu {
		transform: translateX(0);
	}

	.nav-primary .nav-menu > li { width: 100%; }

	.nav-primary .nav-menu > li > a {
		border-bottom: 1px solid var(--swis-border);
		border-left: none;
		line-height: 1.5;
		padding: .85rem 1.5rem;
		font-size: 1rem;
		display: flex;
		justify-content: space-between;
		align-items: center;
	}

	.nav-primary .nav-menu > li > a::after { margin-left: auto; }

	.nav-primary .nav-menu .sub-menu {
		position: static;
		display: none;
		box-shadow: none;
		border-top: none;
		border-left: 4px solid var(--swis-green-pale);
		border-radius: 0;
		background: var(--swis-green-pale);
		padding: .25rem 0;
		margin: 0;
	}

	.nav-primary .nav-menu li.menu-item--open > .sub-menu { display: block; }

	.nav-primary .sub-menu li a {
		padding: .65rem 2.25rem;
		font-size: .95rem;
	}
}