/**
 * Divi Network Sync - Frontend Header Styles
 *
 * Base layout and structural styles. Colors, spacing, and sizing
 * are driven by CSS custom properties injected inline from settings.
 *
 * @package DiviNetworkSync
 */

/* ========================================
   Skip Navigation Link (Accessibility)
   ======================================== */

.dns-skip-link {
	position: absolute;
	top: -100%;
	left: 16px;
	z-index: 1000001;
	background: #1e1e1e;
	color: #ffffff;
	padding: 8px 16px;
	border-radius: 0 0 4px 4px;
	font-size: 14px;
	text-decoration: none;
	transition: top 0.15s ease;
}

.dns-skip-link:focus {
	top: 0;
	outline: 2px solid #a78bfa;
	outline-offset: 2px;
}

/* ========================================
   Focus Visible (Keyboard Navigation)
   ======================================== */

.dns-header a:focus-visible,
.dns-header button:focus-visible,
.dns-footer a:focus-visible,
.dns-footer button:focus-visible {
	outline: 2px solid #a78bfa;
	outline-offset: 2px;
}

/* ========================================
   Reset & Containment
   ======================================== */

.dns-header,
.dns-header *,
.dns-header *::before,
.dns-header *::after {
	box-sizing: border-box;
	margin: 0;
	padding: 0;
}

.dns-header {
	width: 100%;
	position: relative;
	z-index: 9990;
}

.dns-header a {
	text-decoration: none;
	color: inherit;
}

.dns-header ul {
	list-style: none;
	margin: 0;
	padding: 0;
}

/* ========================================
   Eyebrow Bar
   ======================================== */

.dns-eyebrow {
	width: 100%;
	background-color: var(--dns-eyebrow-bg, #6b21a8);
	color: var(--dns-eyebrow-color, #ffffff);
	font-size: var(--dns-eyebrow-font-size, 13px);
	padding-top: var(--dns-eyebrow-padding-top, 8px);
	padding-bottom: var(--dns-eyebrow-padding-bottom, 8px);
	line-height: 1.4;
}

.dns-eyebrow__inner {
	max-width: var(--dns-header-max-width, 1200px);
	margin: 0 auto;
	padding: 0 var(--dns-header-padding-left, 24px);
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 6px;
}

.dns-eyebrow--align-left {
	justify-content: flex-start;
}

.dns-eyebrow--align-center {
	justify-content: center;
}

.dns-eyebrow--align-right {
	justify-content: flex-end;
}

.dns-eyebrow__link {
	color: var(--dns-eyebrow-color, #ffffff);
	transition: opacity 0.15s ease;
}

.dns-eyebrow__link:hover {
	opacity: 0.8;
}

.dns-eyebrow__sep {
	opacity: 0.5;
	user-select: none;
	margin: 0 2px;
}

/* ========================================
   Main Header Bar
   ======================================== */

.dns-header-bar {
	width: 100%;
	background-color: var(--dns-header-bg, #1e1e1e);
	padding-top: var(--dns-header-padding-top, 16px);
	padding-bottom: var(--dns-header-padding-bottom, 16px);
	padding-left: var(--dns-header-padding-left, 24px);
	padding-right: var(--dns-header-padding-right, 24px);
	position: relative;
	z-index: 9991;
}

.dns-header-bar__inner {
	max-width: var(--dns-header-max-width, 1200px);
	margin: 0 auto;
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 16px;
}

/* ========================================
   Logo
   ======================================== */

.dns-logo {
	display: flex;
	align-items: center;
	flex-shrink: 0;
}

.dns-logo img {
	display: block;
	height: auto;
}

.dns-logo__desktop {
	max-width: var(--dns-logo-desktop-max-width, 200px);
}

.dns-logo__mobile {
	max-width: var(--dns-logo-mobile-max-width, 40px);
	display: none;
}

/* ========================================
   Hamburger
   ======================================== */

.dns-hamburger {
	display: flex;
	align-items: center;
	gap: 8px;
	background: none;
	border: none;
	cursor: pointer;
	padding: 8px;
	flex-shrink: 0;
	position: relative;
	z-index: 9993;
}

.dns-hamburger__icon {
	display: flex;
	flex-direction: column;
	justify-content: center;
	align-items: center;
	gap: 5px;
	width: 24px;
	height: 24px;
}

.dns-hamburger__text {
	color: var(--dns-hamburger-color, #ffffff);
	font-size: 13px;
	font-weight: 500;
	letter-spacing: 0.02em;
	text-transform: uppercase;
}

.dns-hamburger__line {
	display: block;
	width: 22px;
	height: 2px;
	background-color: var(--dns-hamburger-color, #ffffff);
	border-radius: 1px;
	transition: transform 0.3s ease, opacity 0.2s ease;
}

/* Animated X state. */
.dns-hamburger[aria-expanded="true"] .dns-hamburger__line:nth-child(1) {
	transform: translateY(7px) rotate(45deg);
}

.dns-hamburger[aria-expanded="true"] .dns-hamburger__line:nth-child(2) {
	opacity: 0;
}

.dns-hamburger[aria-expanded="true"] .dns-hamburger__line:nth-child(3) {
	transform: translateY(-7px) rotate(-45deg);
}

/* ========================================
   Dropdown Panel
   ======================================== */

.dns-dropdown {
	width: 100%;
	background-color: var(--dns-dropdown-bg, #1e1e1e);
	overflow: hidden;
	max-height: 0;
	opacity: 0;
	transition: max-height var(--dns-dropdown-anim-speed, 0.35s) cubic-bezier(0.4, 0, 0.2, 1), opacity var(--dns-dropdown-anim-speed, 0.35s) ease;
	position: relative;
	z-index: 9992;
}

.dns-dropdown[hidden] {
	display: block;
	max-height: 0;
	opacity: 0;
	visibility: hidden;
}

.dns-dropdown.dns-dropdown--open {
	max-height: 100vh;
	opacity: 1;
	overflow-y: auto;
	visibility: visible;
}

.dns-dropdown__inner {
	padding: 16px var(--dns-header-padding-left, 24px) 24px;
	max-width: var(--dns-header-max-width, 1200px);
	margin: 0 auto;
}

/* Dropdown menu items. */
.dns-dropdown__list {
	display: flex;
	flex-direction: column;
}

.dns-dropdown__list li {
	position: relative;
}

.dns-dropdown__list > li > a,
.dns-dropdown__list > li > button {
	display: block;
	padding: 12px 0;
	color: var(--dns-dropdown-color, #ffffff);
	font-size: 16px;
	font-weight: 400;
	border-bottom: 1px solid rgba(255, 255, 255, 0.08);
	transition: color 0.15s ease;
}

.dns-dropdown__list > li > a:hover,
.dns-dropdown__list > li > button:hover {
	color: var(--dns-dropdown-hover, #a78bfa);
}

/* Active menu item. */
.dns-dropdown__list > li.current-menu-item > a,
.dns-dropdown__list > li.current-menu-ancestor > a {
	color: var(--dns-dropdown-hover, #a78bfa);
}

/* Sub-menu in dropdown. */
.dns-dropdown__list .sub-menu {
	max-height: 0;
	overflow: hidden;
	padding-left: var(--dns-dropdown-indent, 20px);
	transition: max-height var(--dns-dropdown-anim-speed, 0.35s) cubic-bezier(0.4, 0, 0.2, 1), opacity var(--dns-dropdown-anim-speed, 0.35s) ease;
	opacity: 0;
}

.dns-dropdown__list .sub-menu.dns-sub-open {
	max-height: 500px;
	opacity: 1;
}

.dns-dropdown__list .sub-menu a {
	display: block;
	padding: 10px 0;
	color: var(--dns-dropdown-color, #ffffff);
	font-size: 15px;
	border-bottom: 1px solid rgba(255, 255, 255, 0.05);
	transition: color 0.15s ease;
}

.dns-dropdown__list .sub-menu a:hover {
	color: var(--dns-dropdown-hover, #a78bfa);
}

/* Chevron indicator for items with children. */
.dns-dropdown__list .menu-item-has-children > .dns-chevron {
	position: absolute;
	right: 0;
	top: 8px;
	width: 32px;
	height: 32px;
	display: flex;
	align-items: center;
	justify-content: center;
	background: none;
	border: none;
	cursor: pointer;
	color: var(--dns-dropdown-chevron, #9ca3af);
	font-size: 12px;
	transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.dns-dropdown__list .menu-item-has-children > .dns-chevron.dns-chevron--open {
	transform: rotate(180deg);
}

/* ========================================
   Desktop Horizontal Nav
   ======================================== */

.dns-desktop-nav {
	display: none;
}

.dns-desktop-nav__list {
	display: flex;
	align-items: center;
	gap: 4px;
}

.dns-desktop-nav__list > li > a {
	display: block;
	padding: 8px 14px;
	color: var(--dns-desktop-nav-color, #ffffff);
	font-size: var(--dns-desktop-nav-font-size, 15px);
	font-weight: 400;
	white-space: nowrap;
	transition: color 0.15s ease;
	position: relative;
}

.dns-desktop-nav__list > li > a:hover {
	color: var(--dns-desktop-nav-hover, #a78bfa);
}

/* Active / current menu item. */
.dns-desktop-nav__list > li.current-menu-item > a,
.dns-desktop-nav__list > li.current-menu-ancestor > a {
	color: var(--dns-desktop-nav-active, #a78bfa);
}

/* Active underline (optional). */
.dns-header--active-underline .dns-desktop-nav__list > li.current-menu-item > a::before,
.dns-header--active-underline .dns-desktop-nav__list > li.current-menu-ancestor > a::before {
	content: '';
	position: absolute;
	bottom: calc(-1 * var(--dns-desktop-nav-underline-offset, 4px));
	left: 14px;
	right: 14px;
	height: var(--dns-desktop-nav-underline-thickness, 2px);
	background: var(--dns-desktop-nav-underline-color, #a78bfa);
	border-radius: 1px;
}

/* Dropdown arrow indicator for parent items on desktop. */
.dns-desktop-nav__list > li {
	position: relative;
}

.dns-desktop-nav__list > li.menu-item-has-children > a {
	display: flex;
	align-items: center;
	gap: 4px;
}

.dns-desktop-nav__list > li.menu-item-has-children > a::after {
	content: '';
	display: inline-block;
	width: 6px;
	height: 6px;
	border-right: 1.5px solid var(--dns-desktop-nav-arrow, currentColor);
	border-bottom: 1.5px solid var(--dns-desktop-nav-arrow, currentColor);
	transform: rotate(45deg);
	margin-top: -2px;
	opacity: 0.7;
	transition: transform 0.2s ease, opacity 0.2s ease;
}

.dns-desktop-nav__list > li.menu-item-has-children:hover > a::after {
	opacity: 1;
}

/* Desktop sub-menus (flyout). */
.dns-desktop-nav__list .sub-menu {
	display: none;
	position: absolute;
	top: 100%;
	left: 0;
	min-width: 200px;
	background: var(--dns-desktop-flyout-bg, #1e1e1e);
	border-radius: 6px;
	padding: 8px 0;
	box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
	z-index: 9995;
}

.dns-desktop-nav__list > li:hover > .sub-menu {
	display: block;
}

.dns-desktop-nav__list .sub-menu a {
	display: block;
	padding: 8px 16px;
	color: var(--dns-desktop-flyout-color, #ffffff);
	font-size: 14px;
	transition: color 0.15s ease, background 0.15s ease;
}

.dns-desktop-nav__list .sub-menu a:hover {
	color: var(--dns-desktop-flyout-hover, #a78bfa);
	background: rgba(255, 255, 255, 0.05);
}

/* ========================================
   Responsive
   ======================================== */

/* Logo swap handled by inline CSS using dynamic breakpoint. */

/* Desktop-specific: show horizontal nav, hide hamburger (if horizontal behavior).
   Actual breakpoint is set via inline CSS using the dynamic mobile breakpoint setting. */