/* ============================================================
   NAVIGATION SYSTEM
   Desktop: logo + visible navigation + MENU button
   Mobile: logo + MENU button only
============================================================ */

/* ============================================================
   HEADER LAYOUT (with navigation)
============================================================ */
.header {
	display: flex;
	justify-content: space-between;
	align-items: flex-start;
	gap: 2rem;
}

.header > div {
	flex: 1;
	pointer-events: auto;
}

/* ============================================================
   DESKTOP NAVIGATION (visible links)
============================================================ */
.desktop-nav {
	position: fixed;
	top: clamp(20px, 4vh, 36px);
	left: 50%;
	transform: translateX(-50%);
	z-index: var(--z-ui);
	display: flex;
	align-items: center;
	gap: clamp(1.5rem, 3vw, 2.5rem);
	padding: 0.5rem 1.5rem;
	border-radius: 999px;
	background: rgba(12,12,12,.45);
	backdrop-filter: blur(12px);
	-webkit-backdrop-filter: blur(12px);
	border: 1px solid rgba(240,236,228,.15);
	pointer-events: auto;
	opacity: 0.9;
	transition: opacity 0.3s ease, background 0.3s ease;
}

.desktop-nav:hover {
	opacity: 1;
	background: rgba(12,12,12,.55);
}

.desktop-nav__link {
	font-family: Doto;
	font-size: clamp(0.75rem, 1.2vw, 0.9rem);
	font-weight: 900;
	letter-spacing: 0.06em;
	text-transform: uppercase;
	color: rgba(240,236,228,.75);
	text-decoration: none;
	transition: color 0.3s ease;
	white-space: nowrap;
	position: relative;
}

.desktop-nav__link::after {
	content: '';
	position: absolute;
	bottom: -4px;
	left: 0;
	right: 0;
	height: 1px;
	background: var(--accent, rgba(201,169,97,.95));
	transform: scaleX(0);
	transform-origin: center;
	transition: transform 0.3s ease;
}

.desktop-nav__link:hover,
.desktop-nav__link:focus-visible {
	color: rgba(201,169,97,.95);
}

.desktop-nav__link:hover::after,
.desktop-nav__link:focus-visible::after {
	transform: scaleX(1);
}

.desktop-nav__link:focus-visible {
	outline: none;
}

/* Active state (optional - can be added via JS) */
.desktop-nav__link.is-active {
	color: var(--accent, rgba(201,169,97,.95));
}

/* ============================================================
   DESKTOP NAV COLLECTIONS SUBMENU (hover dropdown)
   Premium integrated design with intuitive hover behavior
============================================================ */
.desktop-nav__item {
	position: relative;
}

.desktop-nav__item--has-submenu {
	position: relative;
}

/* Visual indicator that submenu exists */
.desktop-nav__item--has-submenu > .desktop-nav__link::after {
	content: '▾';
	display: inline-block;
	margin-left: 0.4rem;
	font-size: 0.7em;
	opacity: 0.6;
	transition: opacity 0.3s ease, transform 0.3s ease;
}

.desktop-nav__item--has-submenu:hover > .desktop-nav__link::after {
	opacity: 1;
	transform: translateY(1px);
}

.desktop-nav__submenu {
    position: absolute;
    top: 145%;
    left: 50%;
    transform: translateX(-50%) translateY(-4px);
    min-width: 240px;
    padding: 1.25rem 0 0.75rem 0;
    background: rgba(11, 11, 11, 0.69);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border-radius: 0 0 16px 16px;
    border: 1px solid rgba(240,236,228,.15);
    box-shadow: 0 8px 32px rgba(0,0,0,.4), 0 2px 8px rgba(0,0,0,.2);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s cubic-bezier(0.4, 0, 0.2, 1),
    transform 0.25s cubic-bezier(0.4, 0, 0.2, 1),
    visibility 0s linear 0.15s;
    visibility: hidden;
    z-index: 100;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

/* Invisible bridge between parent link and submenu for smooth hover */
.desktop-nav__submenu::before {
	content: '';
	position: absolute;
	top: -20px;
	left: 0;
	right: 0;
	height: 20px;
	background: transparent;
	pointer-events: auto;
}

/* Show submenu on hover with slight delay before closing */
.desktop-nav__item--has-submenu:hover .desktop-nav__submenu {
	opacity: 1;
	pointer-events: auto;
	transform: translateX(-50%) translateY(0);
	visibility: visible;
	transition: opacity 0.25s cubic-bezier(0.4, 0, 0.2, 1),
	            transform 0.25s cubic-bezier(0.4, 0, 0.2, 1),
	            visibility 0s linear 0s;
}

.desktop-nav__submenu-item {
	display: block;
	padding: 0.75rem 1.75rem;
	font-family: Doto, sans-serif;
	font-size: 0.8rem;
	font-weight: 800;
	letter-spacing: 0.06em;
	text-transform: uppercase;
	color: rgb(240, 236, 228);
	text-decoration: none;
	transition: color 0.3s ease, background 0.3s ease, padding-left 0.3s ease;
	white-space: nowrap;
	position: relative;
}

.desktop-nav__submenu-item::before {
	content: '';
	position: absolute;
	left: 1rem;
	top: 50%;
	transform: translateY(-50%);
	width: 0;
	height: 1px;
	background: var(--accent, rgba(201,169,97,.95));
	transition: width 0.3s ease;
}

.desktop-nav__submenu-item:hover,
.desktop-nav__submenu-item:focus-visible {
	color: rgba(201,169,97,.95);
	background: rgba(240,236,228,.06);
	padding-left: 2.25rem;
}

.desktop-nav__submenu-item:hover::before,
.desktop-nav__submenu-item:focus-visible::before {
	width: 0.5rem;
}

.desktop-nav__submenu-item:focus-visible {
	outline: none;
}

/* First and last items get subtle spacing */
.desktop-nav__submenu-item:first-child {
	margin-top: 0.25rem;
}

.desktop-nav__submenu-item:last-child {
	margin-bottom: 0.25rem;
}

/* ============================================================
   MENU BUTTON (replaced hamburger with text)
============================================================ */
.menu-btn {
	/* Keep existing positioning and base styles from menu.css */
	/* Override content display */
	font-family: Doto, sans-serif;
	font-size: 0.7rem;
	font-weight: 900;
	letter-spacing: 0.14em;
	text-transform: uppercase;
}

.menu-btn__text {
	display: block;
	color: inherit;
}

/* SVG hamburger is removed from HTML, so this is just for cleanup */
.menu-btn svg {
	display: none;
}

/* ============================================================
   RESPONSIVE MOBILE
============================================================ */

/* Tablet and below: hide desktop navigation */
@media (max-width: 1024px) {
	.desktop-nav {
		display: none;
	}
}

/* Mobile: ensure MENU button remains visible */
@media (max-width: 768px) {
	.menu-btn {
		width: auto;
		min-width: 50px;
		height: 50px;
		padding: 0 1rem;
	}

	.menu-btn__text {
		font-size: 0.65rem;
		letter-spacing: 0.12em;
	}
}

/* Very small screens */
@media (max-width: 480px) {
	.desktop-nav {
		display: none;
	}

	.menu-btn {
		padding: 0 0.85rem;
	}

	.menu-btn__text {
		font-size: 0.62rem;
	}
}

/* ============================================================
   COLLECTIONS PAGE SPECIFIC
   (Collections has a different header structure)
============================================================ */
.collections-page .desktop-nav {
	/* Adjust positioning if needed for collections page */
	top: clamp(16px, 3vh, 28px);
}

/* ============================================================
   ACCESSIBILITY & STATES
============================================================ */

/* Hide desktop nav when menu overlay is open */
body.is-menu-open .desktop-nav {
	opacity: 0;
	pointer-events: none;
	transition: opacity 0.3s ease;
}

/* Hide desktop nav when detail view is open */
body.detail-open .desktop-nav {
	opacity: 0;
	pointer-events: none;
	transition: opacity 0.3s ease;
}

/* Reduced motion: no transitions */
@media (prefers-reduced-motion: reduce) {
	.desktop-nav,
	.desktop-nav__link,
	.desktop-nav__link::after {
		transition: none;
	}
}

/* High contrast mode support */
@media (prefers-contrast: more) {
	.desktop-nav {
		border-color: rgba(240,236,228,.4);
		background: rgba(0,0,0,.7);
	}

	.desktop-nav__link {
		color: rgba(240,236,228,.95);
	}
}