/**
 * Header mega menu + hamburger drawer.
 */

.tdsi-site-header,
.tdsi-drawer {
	--tdsi-nav-paper: #eae8e4;
	--tdsi-nav-ink: #2a2a2a;
	--tdsi-nav-gold: #c49d62;
	--tdsi-nav-muted: #8a8780;
	--tdsi-nav-line: #d8d5cf;
	--tdsi-nav-ease: cubic-bezier(0.16, 1, 0.3, 1);
	--tdsi-nav-dur: 0.78s;
}

.tdsi-site-header {
	overflow: visible;
}

body.tdsi-is-top .tdsi-site-header--top .tdsi-site-header__nav .menu > .tdsi-nav-item--solution:hover > a,
body.tdsi-is-top .tdsi-site-header--top .tdsi-site-header__nav .menu > .tdsi-nav-item--solution:focus-within > a,
body.tdsi-is-top.is-top-scrolled .tdsi-site-header--top .tdsi-site-header__nav .menu > .tdsi-nav-item--solution:hover > a,
body.tdsi-is-top.is-top-scrolled .tdsi-site-header--top .tdsi-site-header__nav .menu > .tdsi-nav-item--solution:focus-within > a,
.tdsi-site-header--sub .tdsi-site-header__nav .menu > .tdsi-nav-item--solution:hover > a,
.tdsi-site-header--sub .tdsi-site-header__nav .menu > .tdsi-nav-item--solution:focus-within > a {
	color: var(--tdsi-nav-gold);
}

@media (min-width: 960px) {
	.tdsi-site-header--top .tdsi-site-header__nav .menu > li > a,
	.tdsi-site-header--sub .tdsi-site-header__nav .menu > li > a {
		position: relative;
		transition: color 0.35s var(--tdsi-nav-ease);
	}

	.tdsi-site-header--top .tdsi-site-header__nav .menu > li > a::after,
	.tdsi-site-header--sub .tdsi-site-header__nav .menu > li > a::after {
		content: "";
		position: absolute;
		left: 0;
		bottom: calc(50% - 0.85em);
		width: 100%;
		height: 1px;
		background: var(--tdsi-nav-gold);
		transform: scaleX(0);
		transform-origin: center;
		transition: transform 0.45s var(--tdsi-nav-ease);
		pointer-events: none;
	}

	body.tdsi-is-top .tdsi-site-header--top .tdsi-site-header__nav .menu > li > a:hover,
	body.tdsi-is-top .tdsi-site-header--top .tdsi-site-header__nav .menu > li > a:focus-visible,
	body.tdsi-is-top.is-top-scrolled .tdsi-site-header--top .tdsi-site-header__nav .menu > li > a:hover,
	body.tdsi-is-top.is-top-scrolled .tdsi-site-header--top .tdsi-site-header__nav .menu > li > a:focus-visible,
	.tdsi-site-header--sub .tdsi-site-header__nav .menu > li > a:hover,
	.tdsi-site-header--sub .tdsi-site-header__nav .menu > li > a:focus-visible {
		color: var(--tdsi-nav-gold);
	}

	body.tdsi-is-top .tdsi-site-header--top .tdsi-site-header__nav .menu > li > a:hover::after,
	body.tdsi-is-top .tdsi-site-header--top .tdsi-site-header__nav .menu > li > a:focus-visible::after,
	body.tdsi-is-top .tdsi-site-header--top .tdsi-site-header__nav .menu > .tdsi-nav-item--solution:hover > a::after,
	body.tdsi-is-top .tdsi-site-header--top .tdsi-site-header__nav .menu > .tdsi-nav-item--solution:focus-within > a::after,
	.tdsi-site-header--sub .tdsi-site-header__nav .menu > li > a:hover::after,
	.tdsi-site-header--sub .tdsi-site-header__nav .menu > li > a:focus-visible::after,
	.tdsi-site-header--sub .tdsi-site-header__nav .menu > .tdsi-nav-item--solution:hover > a::after,
	.tdsi-site-header--sub .tdsi-site-header__nav .menu > .tdsi-nav-item--solution:focus-within > a::after {
		transform: scaleX(1);
	}
}

@media (min-width: 960px) and (prefers-reduced-motion: reduce) {
	.tdsi-site-header--top .tdsi-site-header__nav .menu > li > a,
	.tdsi-site-header--sub .tdsi-site-header__nav .menu > li > a,
	.tdsi-site-header--top .tdsi-site-header__nav .menu > li > a::after,
	.tdsi-site-header--sub .tdsi-site-header__nav .menu > li > a::after {
		transition: none;
	}
}

@media (min-width: 960px) {
	.tdsi-site-header:has(.tdsi-nav-item--solution:hover),
	.tdsi-site-header:has(.tdsi-nav-item--solution:focus-within),
	.tdsi-site-header:has(.tdsi-nav-item--solution.is-open) {
		z-index: 130;
	}

	.tdsi-site-header__nav,
	.tdsi-site-header__nav .menu {
		align-self: stretch;
	}

	.tdsi-site-header__nav .menu > li {
		position: relative;
		z-index: 90;
		display: flex;
		align-items: center;
		align-self: stretch;
	}

	.tdsi-site-header__nav .menu > li > a {
		display: flex;
		align-items: center;
		height: 100%;
		padding-block: 0;
	}

	.tdsi-site-header__nav .menu > .tdsi-nav-item--solution {
		position: static;
		z-index: auto;
	}

	.tdsi-site-header__nav .menu > .tdsi-nav-item--solution > a {
		position: relative;
		z-index: 91;
	}
}

.tdsi-site-header__mega {
	display: none;
	position: absolute;
	left: 0;
	right: 0;
	top: 100%;
	z-index: 85;
	box-sizing: border-box;
	padding: 1.9rem max(1.5rem, env(safe-area-inset-right, 0px)) 2rem max(1.5rem, env(safe-area-inset-left, 0px));
	border-top: 0;
	background: #f6f4f0;
	color: var(--tdsi-nav-ink);
	box-shadow: 0 22px 40px rgba(17, 17, 17, 0.1);
}

.tdsi-site-header__mega::before {
	content: "";
	position: absolute;
	left: 0;
	right: 0;
	bottom: 100%;
	height: 0.35rem;
	pointer-events: none;
}

.tdsi-site-header .tdsi-site-header__nav .menu .tdsi-site-header__mega a,
.tdsi-site-header--top .tdsi-site-header__nav .menu .tdsi-site-header__mega a,
.tdsi-site-header--sub .tdsi-site-header__nav .menu .tdsi-site-header__mega a {
	font-size: inherit;
	font-weight: inherit;
	letter-spacing: inherit;
	line-height: inherit;
	text-transform: none;
	white-space: normal;
}

@media (min-width: 960px) {
	.tdsi-nav-item--solution:hover .tdsi-site-header__mega,
	.tdsi-nav-item--solution:focus-within .tdsi-site-header__mega,
	.tdsi-nav-item--solution.is-open .tdsi-site-header__mega {
		display: block;
	}
}

.tdsi-site-header__mega-list {
	display: grid;
	grid-template-columns: repeat(5, minmax(0, 1fr));
	gap: 1rem 1.15rem;
	width: min(1280px, 100%);
	margin: 0 auto;
	padding: 0;
	list-style: none;
}

.tdsi-site-header__mega-link {
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	gap: 0.85rem;
	box-sizing: border-box;
	height: 8.75rem;
	min-height: 0;
	padding: 1.15rem 0.9rem 1.2rem;
	border: 1px solid #e6e2db;
	background: #fff;
	color: inherit;
	text-decoration: none;
	transition: border-color 0.35s var(--tdsi-nav-ease), box-shadow 0.35s var(--tdsi-nav-ease), transform 0.35s var(--tdsi-nav-ease);
}

.tdsi-site-header__mega-link:hover {
	border-color: rgba(196, 157, 98, 0.55);
	box-shadow: 0 10px 22px rgba(17, 17, 17, 0.06);
	transform: translateY(-2px);
}

.tdsi-site-header__mega-link:hover .tdsi-site-header__mega-name {
	color: var(--tdsi-nav-gold);
}

.tdsi-site-header__mega-name {
	display: flex;
	align-items: center;
	justify-content: center;
	min-height: 2.8em;
	width: 100%;
	color: var(--tdsi-nav-ink);
	font-family: "din-2014", "Barlow", "Noto Sans JP", sans-serif;
	font-size: 0.9375rem;
	font-weight: 700;
	letter-spacing: 0.03em;
	line-height: 1.4;
	text-align: center;
}

.tdsi-site-header__mega-logo {
	display: block;
	height: 2.6rem;
	width: auto;
	max-width: 11rem;
	object-fit: contain;
}

.tdsi-site-header__mega-logo.is-light {
	filter: brightness(0);
}

.tdsi-site-header__mega-logo.is-flip,
.tdsi-drawer__sub-logo.is-flip {
	filter: invert(1);
}

.tdsi-site-header__burger.is-open span:nth-child(1) {
	transform: translateY(0.4rem) rotate(45deg);
}

.tdsi-site-header__burger.is-open span:nth-child(2) {
	opacity: 0;
}

.tdsi-site-header__burger.is-open span:nth-child(3) {
	transform: translateY(-0.4rem) rotate(-45deg);
}

.tdsi-site-header__burger span {
	display: block;
	flex: 0 0 2px;
	box-sizing: border-box;
	width: 100%;
	height: 2px;
	min-height: 2px;
	max-height: 2px;
	border: 0;
	border-radius: 0;
	background: currentColor;
	transform-origin: center;
	transition: transform var(--tdsi-nav-dur) var(--tdsi-nav-ease), opacity 0.4s var(--tdsi-nav-ease);
}

.tdsi-drawer {
	position: fixed;
	inset: 5.75rem 0 0;
	z-index: 200;
	display: flex;
	justify-content: flex-end;
	pointer-events: none;
	visibility: hidden;
	transition: visibility var(--tdsi-nav-dur) var(--tdsi-nav-ease);
}

.tdsi-drawer.is-open {
	pointer-events: auto;
	visibility: visible;
	transition-delay: 0s;
}

.tdsi-drawer__backdrop {
	position: absolute;
	inset: 0;
	background: rgba(17, 17, 17, 0.38);
	opacity: 0;
	transition: opacity var(--tdsi-nav-dur) var(--tdsi-nav-ease);
}

.tdsi-drawer.is-open .tdsi-drawer__backdrop {
	opacity: 1;
}

.tdsi-drawer__panel {
	position: relative;
	z-index: 1;
	box-sizing: border-box;
	width: min(28rem, 100%);
	height: 100%;
	overflow-x: hidden;
	overflow-y: auto;
	padding: 1.15rem 1.5rem 2.5rem;
	background: #eae8e4;
	color: #2a2a2a;
	transform: translateX(100%);
	transition: transform var(--tdsi-nav-dur) var(--tdsi-nav-ease);
}

.tdsi-drawer.is-open .tdsi-drawer__panel {
	transform: translateX(0);
}

.tdsi-drawer__list,
.tdsi-drawer__sub,
.tdsi-drawer__extra {
	margin: 0;
	padding: 0;
	list-style: none;
}

.tdsi-drawer__list > li + li,
.tdsi-drawer__extra > li + li {
	border-top: 1px solid var(--tdsi-nav-line);
}

.tdsi-drawer__row {
	display: flex;
	align-items: center;
	gap: 0.35rem;
	min-width: 0;
	width: 100%;
}

.tdsi-drawer__row .tdsi-drawer__link {
	flex: 1 1 auto;
	min-width: 0;
	width: auto;
}

.tdsi-drawer__link,
.tdsi-drawer__toggle {
	display: flex;
	align-items: center;
	justify-content: space-between;
	width: 100%;
	padding: 0.95rem 0;
	border: 0;
	background: transparent;
	color: inherit;
	font-family: "din-2014", "Barlow", "Noto Sans JP", sans-serif;
	font-size: 1.125rem;
	font-weight: 700;
	letter-spacing: 0.06em;
	text-align: left;
	text-decoration: none;
	cursor: pointer;
	transition: color 0.35s var(--tdsi-nav-ease);
}

.tdsi-drawer__link:hover,
.tdsi-drawer__link:focus-visible {
	color: var(--tdsi-nav-gold);
}

.tdsi-drawer__toggle {
	flex: 0 0 2.5rem;
	justify-content: center;
	min-width: 2.5rem;
	width: 2.5rem;
}

.tdsi-drawer__plus {
	position: relative;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 1.1rem;
	height: 1.1rem;
	color: transparent;
	font-size: 0;
	line-height: 0;
	overflow: visible;
	transition: transform 0.55s var(--tdsi-nav-ease);
}

/* フォント依存を避け、CSSで＋を描画（Global等で文字＋が消える対策） */
.tdsi-drawer__plus::before,
.tdsi-drawer__plus::after {
	background: #c49d62;
	content: "";
	left: 50%;
	position: absolute;
	top: 50%;
	transform: translate(-50%, -50%);
}

.tdsi-drawer__plus::before {
	height: 0.125rem;
	width: 100%;
}

.tdsi-drawer__plus::after {
	height: 100%;
	width: 0.125rem;
}

.tdsi-drawer__item.is-open .tdsi-drawer__plus {
	transform: rotate(45deg);
}

.tdsi-drawer__sub-wrap {
	display: grid;
	grid-template-rows: 0fr;
	transition: grid-template-rows 0.7s var(--tdsi-nav-ease);
}

.tdsi-drawer__item.is-open .tdsi-drawer__sub-wrap {
	grid-template-rows: 1fr;
}

.tdsi-drawer__sub {
	overflow: hidden;
	min-height: 0;
	padding: 0 0 0.25rem;
}

.tdsi-drawer__sub-link {
	display: flex;
	align-items: center;
	gap: 0.75rem;
	padding: 0.55rem 0;
	color: inherit;
	text-decoration: none;
}

.tdsi-drawer__sub-link:hover,
.tdsi-drawer__sub-link:focus-visible {
	color: var(--tdsi-nav-gold);
}

.tdsi-drawer__sub-name {
	font-family: "din-2014", "Barlow", "Noto Sans JP", sans-serif;
	font-size: 0.875rem;
	font-weight: 700;
	letter-spacing: 0.03em;
}

.tdsi-drawer__sub-logo {
	display: block;
	height: 1.15rem;
	width: auto;
	max-width: 6.5rem;
	object-fit: contain;
}

.tdsi-drawer__sub-logo.is-light {
	filter: brightness(0);
}

.tdsi-drawer__sub--plain {
	padding-bottom: 0.35rem;
}

.tdsi-drawer__sub--plain > li + li {
	border-top: 1px solid var(--tdsi-nav-line);
}

.tdsi-drawer__sub--plain .tdsi-drawer__sub-link {
	display: block;
	padding: 0.85rem 0;
	font-family: "Noto Sans JP", "Helvetica Neue", Helvetica, sans-serif;
	font-size: 0.9375rem;
	font-weight: 500;
	letter-spacing: 0.02em;
	line-height: 1.45;
}

.tdsi-drawer__extra {
	margin-top: 1.75rem;
	padding-top: 0.5rem;
	border-top: 1px solid var(--tdsi-nav-ink);
}

.tdsi-drawer__extra .tdsi-drawer__link {
	font-size: 0.9375rem;
	font-weight: 500;
	letter-spacing: 0.04em;
}

body.is-drawer-open {
	overflow: hidden;
}

body.is-drawer-open .tdsi-site-header,
body.tdsi-is-top.is-drawer-open .tdsi-site-header--top {
	z-index: 210;
}

/*
 * Black header ONLY while the hamburger drawer is open.
 * TOP FV stays transparent when the drawer is closed (see front-page.css).
 */
body.is-drawer-open .tdsi-site-header,
body.is-drawer-open .tdsi-site-header--top,
body.is-drawer-open .tdsi-site-header--sub,
body.tdsi-is-top.is-drawer-open .tdsi-site-header--top,
body.is-drawer-open .tdsi-site-header .tdsi-site-header__inner,
body.is-drawer-open .tdsi-site-header--top .tdsi-site-header__inner,
body.is-drawer-open .tdsi-site-header--sub .tdsi-site-header__inner,
body.tdsi-is-top.is-drawer-open .tdsi-site-header--top .tdsi-site-header__inner {
	background: #111;
	color: #fff;
	-webkit-backdrop-filter: none;
	backdrop-filter: none;
	box-shadow: none;
	transition: background var(--tdsi-nav-dur) var(--tdsi-nav-ease), color var(--tdsi-nav-dur) var(--tdsi-nav-ease);
}

body.is-drawer-open .tdsi-site-header--top .tdsi-site-header__logo,
body.tdsi-is-top.is-drawer-open .tdsi-site-header--top .tdsi-site-header__logo {
	opacity: 1;
	pointer-events: auto;
}

body.is-drawer-open .tdsi-site-header__logo-img,
body.tdsi-is-top.is-drawer-open .tdsi-site-header__logo-img {
	filter: brightness(0) invert(1);
	mix-blend-mode: normal;
}

/* TOPドロワー: 暗背景なので白ロゴを表示（黒ロゴは隠す） */
body.tdsi-is-top.is-drawer-open .tdsi-site-header__logo-img--fv {
	opacity: 1 !important;
	filter: none !important;
}

body.tdsi-is-top.is-drawer-open .tdsi-site-header__logo-img--header {
	opacity: 0 !important;
}

body.is-drawer-open .tdsi-site-header__nav .menu > li > a,
body.tdsi-is-top.is-drawer-open .tdsi-site-header__nav .menu > li > a {
	color: #fff;
}

body.is-drawer-open .tdsi-site-header__burger span,
body.tdsi-is-top.is-drawer-open .tdsi-site-header__burger span {
	background: #fff;
}

body.is-drawer-open .tdsi-site-header--top .tdsi-site-header__sns img,
body.is-drawer-open .tdsi-site-header--sub .tdsi-site-header__sns img,
body.tdsi-is-top.is-drawer-open .tdsi-site-header--top .tdsi-site-header__sns img {
	filter: brightness(0) invert(1);
}

body.is-drawer-open .tdsi-site-header--top .tdsi-site-header__lang,
body.is-drawer-open .tdsi-site-header--sub .tdsi-site-header__lang,
body.tdsi-is-top.is-drawer-open .tdsi-site-header--top .tdsi-site-header__lang {
	background: #fff;
	color: #111;
}

body.is-drawer-open .tdsi-site-header__mega {
	display: none !important;
}

.tdsi-drawer .screen-reader-text {
	position: absolute;
	width: 1px;
	height: 1px;
	padding: 0;
	margin: -1px;
	overflow: hidden;
	clip: rect(0, 0, 0, 0);
	white-space: nowrap;
	border: 0;
}

@media (min-width: 960px) {
	.tdsi-drawer__panel {
		width: min(32rem, 42vw);
	}
}

@media (max-width: 1199px) {
	.tdsi-site-header__mega-list {
		grid-template-columns: repeat(3, minmax(0, 1fr));
		gap: 0.9rem;
	}
}

@media (max-width: 959px) {
	.tdsi-site-header__mega {
		display: none !important;
	}

	.tdsi-drawer__panel {
		width: 100%;
		padding-top: 0.35rem;
	}

	.tdsi-site-header__burger {
		position: relative;
		z-index: 220;
		width: 2.5rem;
		height: 2.5rem;
		padding: 0.7rem 0.55rem;
		box-sizing: border-box;
	}
}