/* ============================================================
 * header.css — 헤더, 로고, 내비게이션, 드롭다운, 햄버거 메뉴
 * camel_v10 v1.0.0
 * ============================================================ */

/* ── 1. 헤더 기본 구조 ──────────────────────────────────── */

.site-header {
	position: relative;
	top: 0;
	left: 0;
	right: 0;
	height: var(--header-height);
	background-color: var(--header-bg);
	z-index: var(--z-header);
	transition: background-color var(--transition-normal),
	            box-shadow var(--transition-normal),
	            transform var(--transition-normal);
}

.site-header--sticky {
	position: fixed;
}

/* 헤더 B: 메가 패널 absolute 기준점 */
.site-header--variant-b {
	overflow: visible;
}

/* ── 헤더 C — 투명 오버레이 (헤더 A와 동일 내비) ─────────────── */

.site-header--variant-c {
	position: fixed;
	background-color: transparent;
	box-shadow: none;
}

.site-header--variant-c:not(.is-scrolled) {
	--nav-color: var(--header-c-text-color, #ffffff);
	--nav-hover-color: var(--header-c-text-hover-color, #ffffff);
}

.site-header--variant-c:not(.is-scrolled) .site-logo__link--text {
	color: var(--header-c-text-color, #ffffff);
}

.site-header--variant-c:not(.is-scrolled) .header-search-btn:hover,
.site-header--variant-c:not(.is-scrolled) .hamburger-btn:hover {
	background-color: rgba(255, 255, 255, 0.12);
}

.site-header--variant-c:not(.is-scrolled) .header-login-btn {
	border-color: var(--header-c-text-color, #ffffff);
	color: var(--header-c-text-color, #ffffff);
}

.site-header--variant-c:not(.is-scrolled) .header-login-btn:hover,
.site-header--variant-c:not(.is-scrolled) .header-login-btn--logged {
	background-color: var(--header-c-text-color, #ffffff);
	color: var(--color-primary);
}

.site-header--variant-c.is-scrolled {
	background-color: var(--header-bg);
	box-shadow: var(--shadow-sm);
}

.site-header--variant-c[data-header-c-scrolled-solid="false"] {
	background-color: transparent;
	box-shadow: none;
}

.site-header--variant-c[data-header-c-scrolled-solid="false"].is-scrolled {
	background-color: transparent;
	box-shadow: none;
}

/* 본문을 헤더 아래까지 겹침 */
body.has-header-c {
	padding-top: 0;
}

body.has-header-c .site-main {
	margin-top: calc(-1 * var(--header-height));
}

body.has-header-c .sub-header__inner {
	padding-top: calc(var(--subheader-padding, 48px) + var(--header-height));
}

/* ── 헤더 D — 메가 메뉴 + 투명 오버레이 (헤더 B + C) ─────────── */

.site-header--variant-d {
	position: fixed;
	background-color: transparent;
	box-shadow: none;
}

.site-header--variant-d:not(.is-scrolled) {
	--nav-color: var(--header-d-text-color, #ffffff);
	--nav-hover-color: var(--header-d-text-hover-color, #ffffff);
}

.site-header--variant-d:not(.is-scrolled) .site-logo__link--text {
	color: var(--header-d-text-color, #ffffff);
}

.site-header--variant-d:not(.is-scrolled) .header-search-btn:hover,
.site-header--variant-d:not(.is-scrolled) .hamburger-btn:hover {
	background-color: rgba(255, 255, 255, 0.12);
}

.site-header--variant-d:not(.is-scrolled) .header-login-btn {
	border-color: var(--header-d-text-color, #ffffff);
	color: var(--header-d-text-color, #ffffff);
}

.site-header--variant-d:not(.is-scrolled) .header-login-btn:hover,
.site-header--variant-d:not(.is-scrolled) .header-login-btn--logged {
	background-color: var(--header-d-text-color, #ffffff);
	color: var(--color-primary);
}

.site-header--variant-d.is-scrolled {
	background-color: var(--header-bg);
	box-shadow: var(--shadow-sm);
}

.site-header--variant-d[data-header-d-scrolled-solid="false"] {
	background-color: transparent;
	box-shadow: none;
}

.site-header--variant-d[data-header-d-scrolled-solid="false"].is-scrolled {
	background-color: transparent;
	box-shadow: none;
}

.site-header--variant-d:not(.is-scrolled) .header-b__primary-item.current-menu-item > .header-b__primary-link,
.site-header--variant-d:not(.is-scrolled) .header-b__primary-item.current-menu-ancestor > .header-b__primary-link,
.site-header--variant-d:not(.is-scrolled) .header-b__primary-item.current-menu-parent > .header-b__primary-link {
	color: var(--header-d-current-color, #ffffff);
}

.site-header--variant-d:not(.is-scrolled) .header-b__primary-item.is-hovered > .header-b__primary-link,
.site-header--variant-d:not(.is-scrolled) .header-b__primary-item.has-children.is-hovered > .header-b__primary-link,
.site-header--variant-d:not(.is-scrolled) .header-b__primary-item:hover > .header-b__primary-link,
.site-header--variant-d:not(.is-scrolled) .header-b__primary-item:focus-within > .header-b__primary-link {
	color: var(--header-d-text-hover-color, #ffffff);
}

.site-header--variant-d:not(.is-scrolled) .header-b__primary-item.current-menu-item:hover > .header-b__primary-link,
.site-header--variant-d:not(.is-scrolled) .header-b__primary-item.current-menu-ancestor:hover > .header-b__primary-link,
.site-header--variant-d:not(.is-scrolled) .header-b__primary-item.current-menu-parent:hover > .header-b__primary-link {
	color: var(--header-d-text-hover-color, #ffffff);
}

body.has-header-d {
	padding-top: 0;
}

body.has-header-d .site-main {
	margin-top: calc(-1 * var(--header-height));
}

body.has-header-d .sub-header__inner {
	padding-top: calc(var(--subheader-padding, 48px) + var(--header-height));
}

/* 스크롤 시 그림자 */
.site-header.is-scrolled {
	box-shadow: var(--shadow-sm);
}

/* 스크롤 다운 시 헤더 숨김 (스티키 헤더 사용 시) */
.site-header--sticky.is-hidden {
	transform: translateY(-100%);
}

/* 헤더 내부 레이아웃 */
.site-header__inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	height: 100%;
	gap: 1.5rem;
}

/* 헤더 높이만큼 본문 상단 여백 (스티키 헤더 사용 시) */
body.has-sticky-header {
	padding-top: var(--header-height);
}

/* ── 2. 로고 ──────────────────────────────────────────────── */

.site-logo {
	flex-shrink: 0;
}

.site-logo__link {
	display: flex;
	align-items: center;
}

.site-logo__img {
	width: var(--logo-width);
	height: var(--logo-height);
	max-height: calc(var(--header-height) - 16px);
	object-fit: contain;
}

.site-logo__link--text {
	font-size: 1.375rem;
	font-weight: 900;
	color: var(--nav-color);
	letter-spacing: -0.02em;
}

/* ── 3. 메인 내비게이션 ──────────────────────────────────── */

.main-navigation {
	flex: 1;
	display: flex;
	justify-content: center;
	min-width: 0;
}

/* 헤더 A — 1차 메뉴 영역 최대 너비 */
.main-navigation--variant-a {
	position: static;
}

.header-a {
	width: 100%;
	max-width: var(--header-a-max-width, 1200px);
	margin-inline: auto;
}

.header-a__track {
	width: 100%;
	max-width: var(--header-a-max-width, 1200px);
	margin-inline: auto;
}

.nav-menu--variant-a {
	width: 100%;
	max-width: var(--header-a-max-width, 1200px);
	justify-content: center;
}

.nav-menu {
	display: flex;
	align-items: center;
	list-style: none;
	margin: 0;
	padding: 0;
	gap: var(--nav-item-spacing);
}

.nav-item {
	position: relative;
}

.nav-link {
	position: relative;
	display: flex;
	align-items: center;
	gap: 0.25rem;
	font-size: var(--nav-font-size);
	font-family: var(--nav-font-family);
	font-weight: 600;
	color: var(--nav-color);
	letter-spacing: var(--nav-letter-spacing);
	padding: 0.5rem 0;
	white-space: nowrap;
	transition: color var(--transition-fast);
}

/* 1차 메뉴 언더라인 — .nav-item 호버 시에만 표시(드롭다운 위에 있어도 유지) */
.nav-item > .nav-link::after {
	content: "";
	position: absolute;
	left: 0;
	right: 0;
	bottom: 0;
	height: 2px;
	background-color: currentColor;
	transform: scaleX(0);
	transform-origin: right;
	transition: transform 0.28s ease-out;
}

.nav-item:hover > .nav-link::after,
.nav-item.current-menu-item > .nav-link::after,
.nav-item.current-menu-ancestor > .nav-link::after,
.nav-item.current-menu-parent > .nav-link::after {
	transform: scaleX(1);
	transform-origin: left;
}

.nav-item:hover > .nav-link,
.nav-item.current-menu-item > .nav-link,
.nav-item.current-menu-ancestor > .nav-link,
.nav-item.current-menu-parent > .nav-link {
	color: var(--nav-hover-color);
}

.nav-item.current-menu-item > .nav-link,
.nav-item.current-menu-ancestor > .nav-link,
.nav-item.current-menu-parent > .nav-link {
	color: var(--nav-current-color, var(--nav-hover-color));
}

.nav-item.current-menu-item:hover > .nav-link,
.nav-item.current-menu-ancestor:hover > .nav-link,
.nav-item.current-menu-parent:hover > .nav-link {
	color: var(--nav-hover-color);
}

.site-header--variant-c:not(.is-scrolled) .nav-item.current-menu-item > .nav-link,
.site-header--variant-c:not(.is-scrolled) .nav-item.current-menu-ancestor > .nav-link,
.site-header--variant-c:not(.is-scrolled) .nav-item.current-menu-parent > .nav-link {
	color: var(--header-c-current-color, var(--header-c-text-color, #ffffff));
}

.site-header--variant-c:not(.is-scrolled) .nav-item.current-menu-item:hover > .nav-link,
.site-header--variant-c:not(.is-scrolled) .nav-item.current-menu-ancestor:hover > .nav-link,
.site-header--variant-c:not(.is-scrolled) .nav-item.current-menu-parent:hover > .nav-link {
	color: var(--header-c-text-hover-color, #ffffff);
}

.nav-arrow {
	font-size: 0.625rem;
	transition: transform var(--transition-fast);
}

.nav-item.has-children:hover > .nav-link .nav-arrow {
	transform: rotate(180deg);
}

/* ── 4. 드롭다운 서브메뉴 ────────────────────────────────── */

/* 1차→2차 이동 hover 유지 (nav-item hit 영역 확장) */
.main-navigation--variant-a .nav-item.has-children::before {
	content: "";
	position: absolute;
	left: 0;
	right: 0;
	top: 100%;
	height: calc(var(--sub-dropdown-offset-top, 0px) + var(--sub-dropdown-bridge, 24px));
	z-index: calc(var(--z-dropdown) - 1);
	pointer-events: auto;
}

.main-navigation--variant-a .nav-item.has-children > .sub-menu-wrap {
	top: calc(100% + var(--sub-dropdown-offset-top, 0px));
}

.sub-menu-wrap {
	position: absolute;
	left: 0;
	min-width: var(--sub-menu-width);
	background-color: var(--sub-menu-bg);
	border-radius: var(--radius-md);
	box-shadow: var(--sub-menu-shadow);
	padding: 0.5rem 0;
	z-index: var(--z-dropdown);

	/* GSAP로 제어 — 초기 상태 */
	visibility: hidden;
	opacity: 0;
}

/* 2차 패널 상단 hover 브릿지 */
.main-navigation--variant-a .nav-item.has-children > .sub-menu-wrap::before {
	content: "";
	position: absolute;
	top: calc(-1 * var(--sub-dropdown-bridge, 24px));
	left: 0;
	right: 0;
	height: var(--sub-dropdown-bridge, 24px);
	background: transparent;
	pointer-events: auto;
}

.sub-menu {
	list-style: none;
	margin: 0;
	padding: 0;
}

.sub-nav-item {
	position: relative;
}

/* 3차 드롭다운 — 2차 항목 오른쪽에 배치 */
/* 2차 → 3차 이동 hover 브릿지 */
.sub-nav-item.has-children > .sub-menu-wrap::before {
	content: "";
	position: absolute;
	top: 0;
	left: -14px;
	width: 14px;
	height: 100%;
	background: transparent;
}

.sub-nav-item .sub-menu-wrap {
	left: 100%;
	top: 0;
	margin-left: 0;
	margin-right: 0;
	margin-top: -0.5rem;
	min-width: var(--sub-menu-width);
	z-index: calc(var(--z-dropdown) + 1);
}

.sub-nav-item.has-children > .sub-nav-link {
	padding-right: 2rem;
}

.sub-nav-item.has-children > .sub-nav-link::after {
	content: "\f054";
	font-family: "Font Awesome 6 Free";
	font-weight: 900;
	position: absolute;
	right: 0.75rem;
	top: 50%;
	transform: translateY(-50%);
	font-size: 0.65em;
	opacity: 0.7;
}

.sub-nav-link {
	display: block;
	position: relative;
	padding: 0.625rem 1.25rem;
	font-size: var(--sub-menu-font-size);
	font-weight: var(--sub-menu-font-weight, 400);
	color: var(--sub-menu-color);
	white-space: nowrap;
	transition: color var(--transition-fast), background-color var(--transition-fast);
}

.sub-nav-link:hover {
	color: var(--sub-menu-hover-color);
}

/* 2차 드롭다운 — current */
.main-navigation--variant-a .sub-menu-wrap > .sub-menu > .sub-nav-item.current-menu-item > .sub-nav-link,
.main-navigation--variant-a .sub-menu-wrap > .sub-menu > .sub-nav-item.current-menu-parent > .sub-nav-link {
	color: var(--sub-menu-current-color, var(--sub-menu-hover-color));
}

.main-navigation--variant-a .sub-menu-wrap > .sub-menu > .sub-nav-item.current-menu-item > .sub-nav-link:hover,
.main-navigation--variant-a .sub-menu-wrap > .sub-menu > .sub-nav-item.current-menu-parent > .sub-nav-link:hover {
	color: var(--sub-menu-hover-color);
}

/* 3차 드롭다운 — current */
.main-navigation--variant-a .sub-nav-item .sub-menu-wrap > .sub-menu > .sub-nav-item.current-menu-item > .sub-nav-link,
.main-navigation--variant-a .sub-nav-item .sub-menu-wrap > .sub-menu > .sub-nav-item.current-menu-parent > .sub-nav-link {
	color: var(--sub-menu-3rd-current-color, var(--sub-menu-current-color, var(--sub-menu-hover-color)));
}

.main-navigation--variant-a .sub-nav-item .sub-menu-wrap > .sub-menu > .sub-nav-item.current-menu-item > .sub-nav-link:hover,
.main-navigation--variant-a .sub-nav-item .sub-menu-wrap > .sub-menu > .sub-nav-item.current-menu-parent > .sub-nav-link:hover {
	color: var(--sub-menu-hover-color);
}

/* 헤더 C — 투명 상태 드롭다운 current (스크롤 전) */
.site-header--variant-c:not(.is-scrolled) .main-navigation--variant-a .sub-menu-wrap > .sub-menu > .sub-nav-item.current-menu-item > .sub-nav-link,
.site-header--variant-c:not(.is-scrolled) .main-navigation--variant-a .sub-menu-wrap > .sub-menu > .sub-nav-item.current-menu-parent > .sub-nav-link {
	color: var(--header-c-sub-current-color, var(--sub-menu-current-color, var(--sub-menu-hover-color)));
}

.site-header--variant-c:not(.is-scrolled) .main-navigation--variant-a .sub-nav-item .sub-menu-wrap > .sub-menu > .sub-nav-item.current-menu-item > .sub-nav-link,
.site-header--variant-c:not(.is-scrolled) .main-navigation--variant-a .sub-nav-item .sub-menu-wrap > .sub-menu > .sub-nav-item.current-menu-parent > .sub-nav-link {
	color: var(--header-c-sub-3rd-current-color, var(--header-c-sub-current-color, var(--sub-menu-3rd-current-color)));
}

.site-header--variant-c:not(.is-scrolled) .main-navigation--variant-a .sub-menu-wrap > .sub-menu > .sub-nav-item.current-menu-item > .sub-nav-link:hover,
.site-header--variant-c:not(.is-scrolled) .main-navigation--variant-a .sub-menu-wrap > .sub-menu > .sub-nav-item.current-menu-parent > .sub-nav-link:hover,
.site-header--variant-c:not(.is-scrolled) .main-navigation--variant-a .sub-nav-item .sub-menu-wrap > .sub-menu > .sub-nav-item.current-menu-item > .sub-nav-link:hover,
.site-header--variant-c:not(.is-scrolled) .main-navigation--variant-a .sub-nav-item .sub-menu-wrap > .sub-menu > .sub-nav-item.current-menu-parent > .sub-nav-link:hover {
	color: var(--sub-menu-hover-color);
}

/* ── 5. 헤더 유틸리티 영역 ───────────────────────────────── */

.site-header__util {
	display: flex;
	align-items: center;
	gap: 0.75rem;
	flex-shrink: 0;
}

/* 검색 버튼 */
.header-search-btn {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 40px;
	height: 40px;
	background: none;
	border: none;
	color: var(--nav-color);
	font-size: 1.125rem;
	border-radius: var(--radius-full);
	transition: color var(--transition-fast), background-color var(--transition-fast);
}

.header-search-btn:hover {
	color: var(--nav-hover-color);
	background-color: var(--color-bg-alt);
}

/* 로그인 버튼 */
.header-login-btn {
	display: inline-flex;
	align-items: center;
	gap: 0.375rem;
	padding: 0.375rem 1rem;
	border: 1.5px solid var(--color-primary);
	border-radius: var(--radius-full);
	font-size: 0.875rem;
	font-weight: 600;
	color: var(--color-primary);
	transition: background-color var(--transition-fast), color var(--transition-fast);
}

.header-login-btn:hover,
.header-login-btn--logged {
	background-color: var(--color-primary);
	color: var(--color-white);
}

/* ── 6. 햄버거 버튼 ──────────────────────────────────────── */

.hamburger-btn {
	display: flex;
	flex-direction: column;
	justify-content: center;
	gap: 5px;
	width: 40px;
	height: 40px;
	padding: 8px;
	background: none;
	border: none;
	border-radius: var(--radius-sm);
	cursor: pointer;
	transition: background-color var(--transition-fast);
}

.hamburger-btn:hover {
	background-color: var(--color-bg-alt);
}

.hamburger-btn__line {
	display: block;
	width: 100%;
	height: 2px;
	background-color: var(--nav-color);
	border-radius: 2px;
	transition: transform var(--transition-normal), opacity var(--transition-normal);
}

/* 햄버거 열린 상태 */
.hamburger-btn.is-active .hamburger-btn__line:nth-child(1) {
	transform: translateY(7px) rotate(45deg);
}
.hamburger-btn.is-active .hamburger-btn__line:nth-child(2) {
	opacity: 0;
	transform: scaleX(0);
}
.hamburger-btn.is-active .hamburger-btn__line:nth-child(3) {
	transform: translateY(-7px) rotate(-45deg);
}

/* ── 7. 전체화면 모달 메뉴 ────────────────────────────────── */

.fullscreen-nav {
	position: fixed;
	inset: 0;
	background-color: rgba(30, 58, 95, 0.97);
	display: none;               /* GSAP가 display:flex 로 변경 */
	flex-direction: column;
	align-items: center;
	justify-content: center;
	z-index: var(--z-hamburger);
	overflow-y: auto;
}

.nav-close-btn {
	position: absolute;
	top: 1.5rem;
	right: 1.5rem;
	width: 48px;
	height: 48px;
	background: none;
	border: 2px solid rgba(255, 255, 255, 0.4);
	border-radius: var(--radius-full);
	color: #fff;
	cursor: pointer;
	display: flex;
	align-items: center;
	justify-content: center;
	transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.nav-close-btn:hover {
	border-color: #fff;
	background-color: rgba(255, 255, 255, 0.1);
}

.nav-close-btn__icon,
.nav-close-btn__icon::before,
.nav-close-btn__icon::after {
	position: relative;
	display: block;
	width: 18px;
	height: 2px;
	background-color: #fff;
}

.nav-close-btn__icon {
	background: transparent;
}

.nav-close-btn__icon::before,
.nav-close-btn__icon::after {
	content: '';
	position: absolute;
	left: 0;
}

.nav-close-btn__icon::before {
	transform: rotate(45deg);
}
.nav-close-btn__icon::after {
	transform: rotate(-45deg);
}

/* 전체 내비 내부 */
.fullscreen-nav__inner {
	width: 100%;
	max-width: 900px;
	padding: 4rem 2rem;
}

.fullscreen-nav__nav {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
	gap: 2rem;
}

.fullscreen-nav__item {
	/* visibility: hidden — GSAP가 제어 */
}

.fullscreen-nav__link {
	display: block;
	font-size: 1.5rem;
	font-weight: 900;
	color: #ffffff;
	margin-bottom: 1rem;
	transition: color var(--transition-fast);
}

.fullscreen-nav__link:hover {
	color: var(--color-accent);
}

.fullscreen-nav__sub {
	list-style: none;
	padding: 0;
	margin: 0;
	border-left: 2px solid rgba(255, 255, 255, 0.2);
	padding-left: 1rem;
	/* 기본: PC에서는 항상 펼쳐진 구조 유지 */
}

.fullscreen-nav__sub--l3 {
	margin-top: 0.35rem;
	margin-bottom: 0.5rem;
	padding-left: 1rem;
	border-left: none;
}

/* PC — 헤더 A·B 공통: 그리드·하위 메뉴 항상 표시, +/- 토글은 모바일 전용 */
@media screen and (min-width: 1024px) {
	.fullscreen-nav .fullscreen-nav__toggle {
		display: none;
	}

	.fullscreen-nav .fullscreen-nav__row,
	.fullscreen-nav .fullscreen-nav__row--sub {
		display: block;
	}

	.fullscreen-nav .fullscreen-nav__row .fullscreen-nav__link,
	.fullscreen-nav .fullscreen-nav__row .fullscreen-nav__sub-link {
		margin-bottom: 1rem;
	}

	.fullscreen-nav .fullscreen-nav__sub,
	.fullscreen-nav .fullscreen-nav__sub--l3 {
		display: block;
	}

	/* 헤더 B — PC: 헤더 A와 동일한 중앙 그리드 전체화면 */
	.fullscreen-nav--header-b {
		justify-content: center;
		align-items: center;
	}

	.fullscreen-nav--header-b .nav-close-btn {
		top: 1.5rem;
	}

	.fullscreen-nav--header-b .fullscreen-nav__inner {
		flex: none;
		width: 100%;
		max-width: 900px;
		margin: 0 auto;
		padding: 4rem 2rem;
		overflow: visible;
	}
}

/* ── 모바일·태블릿(아코디언) ───────────────────────────────── */
@media screen and (max-width: 1023px) {
	.fullscreen-nav__nav {
		grid-template-columns: 1fr;
		gap: 0;
	}

	.fullscreen-nav__item {
		border-bottom: 1px solid rgba(255, 255, 255, 0.12);
	}

	.fullscreen-nav__footer {
		margin-top: 1.25rem;
		padding-top: 1rem;
		border-top: none;
	}

	.fullscreen-nav__row {
		display: flex;
		align-items: stretch;
		gap: 0;
		min-height: 0;
	}

	.fullscreen-nav__row .fullscreen-nav__link,
	.fullscreen-nav__row .fullscreen-nav__sub-link {
		flex: 1;
		min-width: 0;
		margin-bottom: 0;
	}

	.fullscreen-nav__toggle {
		flex-shrink: 0;
		display: inline-flex;
		align-items: center;
		justify-content: center;
		width: 44px;
		min-height: 44px;
		padding: 0;
		margin: 0;
		border: none;
		background: transparent;
		color: rgba(255, 255, 255, 0.85);
		font-size: 1.375rem;
		font-weight: 300;
		line-height: 1;
		cursor: pointer;
		transition: color var(--transition-fast), background-color var(--transition-fast);
	}

	.fullscreen-nav__toggle:hover,
	.fullscreen-nav__toggle:focus-visible {
		color: #fff;
		background-color: rgba(255, 255, 255, 0.08);
		outline: none;
	}

	.fullscreen-nav__toggle--sub {
		width: 40px;
		min-height: 40px;
		font-size: 1.25rem;
	}

	.fullscreen-nav__sub {
		display: none;
		border-left: none;
		padding-left: 0;
		padding-bottom: 0.5rem;
	}

	.fullscreen-nav__item.is-open > .fullscreen-nav__sub,
	.fullscreen-nav__sub-item.is-open > .fullscreen-nav__sub--l3 {
		display: block;
	}

	.fullscreen-nav__sub--l3 {
		display: none;
		margin-top: 0;
		padding-left: 1rem;
		padding-bottom: 0.35rem;
	}

	/* 헤더 B — 상단 고정·스크롤, 1·2차 높이 10% 축소 */
	.fullscreen-nav--header-b {
		justify-content: flex-start;
		align-items: stretch;
	}

	.fullscreen-nav--header-b .nav-close-btn {
		top: calc(var(--header-height-sm, 60px) / 2 - 24px);
	}

	.fullscreen-nav--header-b .fullscreen-nav__inner {
		flex: 1;
		width: 100%;
		max-width: none;
		margin: 0;
		padding: calc(var(--header-height-sm, 60px) + 1rem) 1.25rem 1.5rem;
		overflow-x: hidden;
		overflow-y: auto;
		-webkit-overflow-scrolling: touch;
	}

	.fullscreen-nav--header-b .fullscreen-nav__item > .fullscreen-nav__link,
	.fullscreen-nav--header-b .fullscreen-nav__item--has-children .fullscreen-nav__row .fullscreen-nav__link {
		margin-bottom: 0;
	}

	/* 1차 — 하위 메뉴 없음 */
	.fullscreen-nav--header-b .fullscreen-nav__item:not(.fullscreen-nav__item--has-children) > .fullscreen-nav__link {
		display: flex;
		align-items: center;
		padding: 0.2rem 0;
		font-size: 1.0125rem;
		min-height: 40px;
	}

	/* 1차 — 하위 메뉴 있음: 링크 하단 여백 제거 */
	.fullscreen-nav--header-b .fullscreen-nav__item--has-children .fullscreen-nav__row {
		align-items: center;
		min-height: 40px;
	}

	.fullscreen-nav--header-b .fullscreen-nav__item--has-children .fullscreen-nav__row .fullscreen-nav__link {
		display: flex;
		align-items: center;
		padding: 0.2rem 0 0;
		font-size: 1.0125rem;
		min-height: 0;
		line-height: 1.3;
	}

	.fullscreen-nav--header-b .fullscreen-nav__row .fullscreen-nav__sub-link {
		padding: 0.5625rem 0 0.5625rem 0.75rem;
		font-size: 0.84375rem;
		min-height: 40px;
	}

	.fullscreen-nav--header-b .fullscreen-nav__sub-item > .fullscreen-nav__sub-link {
		display: flex;
		align-items: center;
		padding: 0.5625rem 0 0.5625rem 0.75rem;
		font-size: 0.84375rem;
		min-height: 40px;
	}

	.fullscreen-nav--header-b .fullscreen-nav__toggle {
		width: 40px;
		min-height: 40px;
	}

	.fullscreen-nav--header-b .fullscreen-nav__toggle--sub {
		width: 36px;
		min-height: 36px;
		font-size: 1.125rem;
	}

	.fullscreen-nav--header-b .fullscreen-nav__footer {
		margin-top: 1rem;
		padding-top: 0.75rem;
		border-top: none;
	}

	/* 헤더 A 등 — 공통 모바일 행 높이 */
	.fullscreen-nav:not(.fullscreen-nav--header-b) .fullscreen-nav__link {
		display: flex;
		align-items: center;
		padding: 1rem 0;
		font-size: 1.125rem;
		min-height: 44px;
	}

	.fullscreen-nav:not(.fullscreen-nav--header-b) .fullscreen-nav__row .fullscreen-nav__sub-link {
		padding: 0.625rem 0 0.625rem 0.75rem;
		min-height: 44px;
	}
}

.fullscreen-nav__sub-item {
	margin-bottom: 0.5rem;
}

.fullscreen-nav__sub-item:last-child {
	margin-bottom: 0;
}

.fullscreen-nav__sub-link {
	color: rgba(255, 255, 255, 0.7);
	font-size: 0.9375rem;
	transition: color var(--transition-fast);
}

.fullscreen-nav__sub-link:hover {
	color: #ffffff;
}

.fullscreen-nav__sub-link--l3 {
	font-size: 0.8125rem;
	line-height: 1.35;
	color: rgba(255, 255, 255, 0.6);
}

.fullscreen-nav__sub-link--l3:hover {
	color: rgba(255, 255, 255, 0.9);
}

.fullscreen-nav__footer {
	margin-top: 3rem;
	padding-top: 2rem;
	border-top: 1px solid rgba(255, 255, 255, 0.1);
	text-align: center;
}

.fullscreen-nav__home-link {
	color: rgba(255, 255, 255, 0.5);
	font-size: 0.875rem;
	transition: color var(--transition-fast);
}

.fullscreen-nav__home-link:hover {
	color: #ffffff;
}

.fullscreen-nav__empty {
	color: rgba(255, 255, 255, 0.5);
}

/* ── 8. 검색 오버레이 패널 ───────────────────────────────── */

.header-search-panel {
	position: fixed;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	display: flex;
	align-items: flex-start;
	justify-content: center;
	background-color: rgba(0, 0, 0, 0.55);
	z-index: calc(var(--z-header) + 10);
	padding-top: calc(var(--header-height) + 16px);
	opacity: 0;
	pointer-events: none;
	transition: opacity 0.25s ease;
}

.header-search-panel.is-open {
	opacity: 1;
	pointer-events: auto;
}

.header-search-panel__box {
	width: 100%;
	max-width: 700px;
	background-color: var(--header-bg, #fff);
	border-radius: var(--radius-md);
	box-shadow: 0 8px 32px rgba(0, 0, 0, 0.18);
	padding: 1.25rem 1.5rem;
	display: flex;
	align-items: center;
	gap: 0.75rem;
	transform: translateY(-12px);
	transition: transform 0.25s ease;
}

.header-search-panel.is-open .header-search-panel__box {
	transform: translateY(0);
}

.header-search-panel__form {
	flex: 1;
	display: flex;
	align-items: center;
	gap: 0.5rem;
}

.header-search-panel__input {
	flex: 1;
	border: none;
	outline: none;
	font-size: 1.125rem;
	color: var(--color-text, #222);
	background: transparent;
	padding: 0.25rem 0;
}

.header-search-panel__input::placeholder {
	color: var(--color-text-muted, #aaa);
}

.header-search-panel__submit {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 40px;
	height: 40px;
	background-color: var(--color-primary, #1E3A5F);
	color: #fff;
	border: none;
	border-radius: var(--radius-full);
	font-size: 1rem;
	cursor: pointer;
	transition: background-color var(--transition-fast);
}

.header-search-panel__submit:hover {
	background-color: var(--color-accent, #2E86AB);
}

.header-search-panel__close {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 36px;
	height: 36px;
	background: none;
	border: 1.5px solid var(--color-border, #ddd);
	border-radius: var(--radius-full);
	color: var(--color-text, #222);
	font-size: 1.125rem;
	cursor: pointer;
	transition: border-color var(--transition-fast), color var(--transition-fast);
	flex-shrink: 0;
}

.header-search-panel__close:hover {
	border-color: var(--color-primary, #1E3A5F);
	color: var(--color-primary, #1E3A5F);
}

/* ── 9. 헤더 B — 메가 메뉴 (max 1180px · 1차·서브 컬럼 정렬) ── */

/* PC: 헤더 B 메가 내비 레이아웃 */
@media (min-width: 1024px) {
	.site-header--variant-b .site-header__inner {
		gap: 2rem;
	}

	.site-header--variant-b .main-navigation--variant-b {
		position: static;
		flex: 1;
		display: flex;
		justify-content: center;
		min-width: 0;
	}
}

.site-header--variant-b .site-header__inner {
	gap: 2rem;
}

.header-b {
	position: relative;
	width: 100%;
	max-width: var(--header-b-max-width, 1180px);
	margin-inline: auto;
}

.header-b__track {
	width: 100%;
	max-width: var(--header-b-max-width, 1180px);
	margin-inline: auto;
}

.header-b__primary {
	display: grid;
	grid-template-columns: var(--header-b-grid-template, repeat(var(--header-b-columns, 5), minmax(0, 1fr)));
	align-items: center;
	list-style: none;
	margin: 0;
	padding: 0;
	column-gap: clamp(0.5rem, 1.2vw, 1.25rem);
}

.header-b__primary-item {
	position: relative;
	min-width: 0;
	text-align: var(--header-b-primary-text-align, center);
}

.header-b__primary-link {
	position: relative;
	display: flex;
	align-items: center;
	justify-content: var(--header-b-primary-justify, center);
	width: 100%;
	max-width: 100%;
	font-size: var(--nav-font-size);
	font-family: var(--nav-font-family);
	font-weight: 600;
	color: var(--nav-color);
	letter-spacing: var(--nav-letter-spacing);
	padding: 0.5rem 0;
	white-space: nowrap;
	text-align: var(--header-b-primary-text-align, center);
	transition: color 0.2s ease;
}

.header-b__primary-item.is-hovered > .header-b__primary-link,
.header-b__primary-item.has-children.is-hovered > .header-b__primary-link,
.header-b__primary-item:hover > .header-b__primary-link,
.header-b__primary-item:focus-within > .header-b__primary-link,
.header-b__primary-item.current-menu-item > .header-b__primary-link,
.header-b__primary-item.current-menu-ancestor > .header-b__primary-link,
.header-b__primary-item.current-menu-parent > .header-b__primary-link {
	color: var(--nav-hover-color, var(--color-accent, #2E86AB));
}

/* 메가 패널 열림 시 헤더 하단 연결 */
.site-header--variant-b.is-mega-open {
	box-shadow: none;
}

/* 전체 너비 흰색 메가 패널 — 그리드는 1차 메뉴 트랙과 동일 위치 */
.header-b-mega {
	position: absolute;
	top: 100%;
	left: 0;
	right: 0;
	z-index: calc(var(--z-header) - 1);
	visibility: hidden;
	pointer-events: none;
}

/* 1차 메뉴 → 메가 패널 이동 hover 브릿지 */
.header-b-mega::before {
	content: "";
	position: absolute;
	top: -24px;
	left: 0;
	right: 0;
	height: 24px;
	background: transparent;
	pointer-events: auto;
}

.header-b-mega.is-open {
	pointer-events: auto;
}

.header-b-mega.is-open::before {
	pointer-events: auto;
}

.header-b-mega__panel {
	background-color: var(--header-b-mega-panel-bg, #fff);
	box-shadow: 0 12px 32px rgba(0, 0, 0, 0.08);
	border-top: 1px solid rgba(0, 0, 0, 0.06);
	padding: 2rem 0 2.5rem;
}

.header-b-mega__grid {
	display: grid;
	grid-template-columns: var(--header-b-grid-template, repeat(var(--header-b-columns, 5), minmax(0, 1fr)));
	column-gap: clamp(0.5rem, 1.2vw, 1.25rem);
	align-items: start;
	width: var(--header-b-track-width, var(--header-b-max-width, 1180px));
	max-width: var(--header-b-max-width, 1180px);
	margin-left: var(--header-b-track-left, 0);
}

.header-b-mega__column {
	min-width: 0;
	text-align: left;
	justify-self: stretch;
}

.header-b-mega__links {
	list-style: none;
	margin: 0;
	padding: 0 0 0 var(--header-b-mega-2nd-margin-left, 0);
}

.header-b-mega__link-item + .header-b-mega__link-item {
	margin-top: 0;
}

.header-b-mega__link {
	display: block;
	padding: 0.4rem 0;
	font-size: var(--header-b-mega-2nd-font-size, 0.9375rem);
	font-weight: 400;
	line-height: 1.5;
	color: var(--header-b-mega-2nd-color, #444);
	text-decoration: none;
	text-align: left;
	transition: color 0.2s ease;
}

.header-b-mega__link:hover,
.header-b-mega__link:focus-visible,
.header-b-mega__link.current-menu-item,
.header-b-mega__link.current-menu-parent {
	color: var(--nav-hover-color, var(--color-accent, #2E86AB));
}

.header-b-mega__sub-links {
	list-style: none;
	margin: 0;
	padding: 0 0 0 var(--header-b-mega-3rd-indent, 10px);
}

.header-b-mega__sub-link {
	display: flex;
	align-items: baseline;
	gap: 0.35rem;
	padding: 0.35rem 0;
	font-size: var(--header-b-mega-3rd-font-size, 0.875rem);
	font-weight: 400;
	line-height: 1.45;
	color: var(--header-b-mega-3rd-color, #666);
	text-decoration: none;
	text-align: left;
	transition: color 0.2s ease;
}

.header-b-mega__sub-link-dash {
	flex-shrink: 0;
	color: #888;
}

.header-b-mega__sub-link:hover,
.header-b-mega__sub-link:focus-visible,
.header-b-mega__sub-link.current-menu-item {
	color: var(--nav-hover-color, var(--color-accent, #2E86AB));
}