/* ==========================================================================
   layout.css — コンテナ・セクション・グリッド・ヘッダー・フッター
   ========================================================================== */

/* Container / Section
   ----------------------------------------------------------------------- */
.container {
	width: 100%;
	max-width: calc(var(--container) + var(--gutter) * 2);
	margin-inline: auto;
	padding-inline: var(--gutter);
}

.section {
	padding-block: var(--section-space);
}

.section--gray {
	background: var(--color-bg-gray);
}

.section--tight {
	padding-block: calc(var(--section-space) * 0.6);
}

/* Grid（SPは1列 → 768px以上で2列 → 1024px以上で指定列） */
.grid {
	display: grid;
	gap: 32px 24px;
}

@media (min-width: 768px) {
	.grid--3,
	.grid--4 {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}
}

@media (min-width: 1024px) {
	.grid--3 {
		grid-template-columns: repeat(3, minmax(0, 1fr));
	}

	.grid--4 {
		grid-template-columns: repeat(4, minmax(0, 1fr));
	}
}

/* 4列グリッド（アイテム等）はSPでも2列 */
@media (max-width: 767px) {
	.grid--4 {
		grid-template-columns: repeat(2, minmax(0, 1fr));
		gap: 24px 12px;
	}
}

/* SP で横スクロールにしたい場合 */
@media (max-width: 767px) {
	.grid--scroll-sp {
		grid-auto-flow: column;
		grid-auto-columns: 72%;
		overflow-x: auto;
		scroll-snap-type: x mandatory;
		scroll-padding-inline: var(--gutter);
		margin-inline: calc(var(--gutter) * -1);
		padding-inline: var(--gutter);
		padding-bottom: 8px;
	}

	.grid--scroll-sp > * {
		scroll-snap-align: start;
	}
}

/* Header
   ----------------------------------------------------------------------- */
.site-header {
	position: sticky;
	top: var(--wp-admin--admin-bar--height, 0px);
	z-index: 100;
	background: var(--color-bg);
	border-bottom: 1px solid var(--color-border);
	transition: box-shadow var(--duration) ease;
}

.site-header.is-scrolled {
	border-bottom-color: transparent;
	box-shadow: 0 4px 24px rgb(0 0 0 / 0.08);
}

.site-header__inner {
	display: flex;
	align-items: center;
	gap: 16px;
	height: var(--header-h);
}

.site-logo {
	margin-right: auto;
	font-family: var(--font-en);
	line-height: 1;
}

.site-logo__link {
	display: inline-flex;
	flex-direction: column;
}

.site-logo__main {
	font-size: clamp(1.0625rem, 0.9rem + 0.5vw, 1.25rem);
	font-weight: 600;
	letter-spacing: 0.02em;
}

.site-logo__sub {
	margin-top: 5px;
	font-size: 0.5625rem;
	font-weight: 500;
	letter-spacing: 0.25em;
	color: var(--color-text-sub);
}

.site-logo img {
	width: auto;
	max-height: calc(var(--header-h) - 24px);
}

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

@media (max-width: 767px) {
	.site-header__cta.btn {
		min-height: 40px;
		padding: 8px 14px;
		font-size: 0.75rem;
	}

	.site-header__cta .btn__arrow {
		display: none;
	}
}

/* Global nav（PC） */
.global-nav__list {
	display: flex;
	gap: 28px;
	font-family: var(--font-en);
	font-size: 0.8125rem;
	font-weight: 500;
	letter-spacing: 0.1em;
}

.global-nav__list a {
	position: relative;
	display: block;
	padding-block: 8px;
	transition: color var(--duration) ease;
}

.global-nav__list a::after {
	content: "";
	position: absolute;
	left: 0;
	right: 0;
	bottom: 2px;
	height: 1px;
	background: currentColor;
	transform: scaleX(0);
	transform-origin: right;
	transition: transform var(--duration) var(--ease);
}

.global-nav__list a:hover,
.global-nav__list .current-menu-item > a,
.global-nav__list .current_page_parent > a {
	color: var(--color-primary);
}

.global-nav__list a:hover::after,
.global-nav__list .current-menu-item > a::after,
.global-nav__list .current_page_parent > a::after {
	transform: scaleX(1);
	transform-origin: left;
}

.global-nav__extra {
	display: none;
}

/* Menu toggle（SP） */
.menu-toggle {
	position: relative;
	display: grid;
	place-items: center;
	width: 44px;
	height: 44px;
	margin-right: -10px;
	padding: 0;
	background: none;
	border: 0;
}

.menu-toggle__bar,
.menu-toggle__bar::before,
.menu-toggle__bar::after {
	display: block;
	width: 26px;
	height: 2px;
	background: var(--color-text);
	transition: transform var(--duration) var(--ease), opacity var(--duration) ease;
}

.menu-toggle__bar {
	position: relative;
}

.menu-toggle__bar::before,
.menu-toggle__bar::after {
	content: "";
	position: absolute;
	left: 0;
}

.menu-toggle__bar::before {
	top: -8px;
}

.menu-toggle__bar::after {
	top: 8px;
}

.is-menu-open .menu-toggle__bar {
	background: transparent;
}

.is-menu-open .menu-toggle__bar::before {
	transform: translateY(8px) rotate(45deg);
}

.is-menu-open .menu-toggle__bar::after {
	transform: translateY(-8px) rotate(-45deg);
}

/* SP / タブレット: 全画面メニュー */
@media (max-width: 1023px) {
	.global-nav {
		position: fixed;
		inset: calc(var(--header-h) + var(--wp-admin--admin-bar--height, 0px)) 0 0;
		z-index: 99;
		display: flex;
		flex-direction: column;
		gap: 40px;
		padding: 40px var(--gutter) calc(40px + env(safe-area-inset-bottom));
		overflow-y: auto;
		background: var(--color-bg);
		visibility: hidden;
		opacity: 0;
		transition: opacity var(--duration) ease, visibility 0s linear var(--duration);
	}

	.is-menu-open .global-nav {
		visibility: visible;
		opacity: 1;
		transition: opacity var(--duration) ease;
	}

	.global-nav__list {
		flex-direction: column;
		gap: 0;
		font-size: 1.5rem;
		letter-spacing: 0.06em;
	}

	.global-nav__list li {
		border-bottom: 1px solid var(--color-border);
	}

	.global-nav__list a {
		padding-block: 14px;
	}

	.global-nav__list a::after {
		display: none;
	}

	.global-nav__extra {
		display: grid;
		gap: 24px;
	}

	.global-nav__extra .btn {
		width: 100%;
	}

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

@media (min-width: 1024px) {
	.menu-toggle {
		display: none;
	}

	.site-header__inner {
		gap: 32px;
	}
}

/* Main
   ----------------------------------------------------------------------- */
.site-main {
	display: block;
}

/* Footer
   ----------------------------------------------------------------------- */
.site-footer {
	position: relative;
	padding-block: 64px calc(32px + env(safe-area-inset-bottom));
	background: var(--color-footer);
	color: var(--color-footer-text);
}

.site-footer__top {
	display: grid;
	gap: 40px;
}

@media (min-width: 1024px) {
	.site-footer__top {
		grid-template-columns: auto 1fr auto;
		align-items: start;
		gap: 64px;
	}
}

.site-footer .site-logo__sub {
	color: var(--color-footer-sub);
}

.footer-nav__list {
	display: flex;
	flex-wrap: wrap;
	gap: 12px 28px;
	font-family: var(--font-en);
	font-size: 0.8125rem;
	font-weight: 500;
	letter-spacing: 0.12em;
}

.footer-nav__list a:hover,
.footer-legal__list a:hover {
	text-decoration: underline;
	text-underline-offset: 4px;
}

.footer-legal__list {
	display: flex;
	flex-wrap: wrap;
	gap: 8px 24px;
	margin-top: 20px;
	font-size: 0.75rem;
	color: var(--color-footer-sub);
}

.site-footer__copyright {
	margin-top: 48px;
	font-family: var(--font-en);
	font-size: 0.6875rem;
	letter-spacing: 0.1em;
	color: var(--color-footer-sub);
}

.site-footer__copyright small {
	font-size: inherit;
}

/* SNS icons */
.sns-list {
	display: flex;
	gap: 12px;
}

.sns-list__link {
	display: grid;
	place-items: center;
	width: 44px;
	height: 44px;
	font-size: 1.125rem;
	border: 1px solid currentColor;
	border-radius: 50%;
	opacity: 0.85;
	transition: opacity var(--duration) ease, background-color var(--duration) ease, border-color var(--duration) ease;
}

.sns-list__link:hover {
	opacity: 1;
	background: var(--color-accent);
	border-color: var(--color-accent);
	color: #fff;
}

/* Page top */
.page-top {
	position: absolute;
	top: -26px;
	right: var(--gutter);
	display: grid;
	place-items: center;
	width: 52px;
	height: 52px;
	padding: 0;
	font-size: 1.25rem;
	color: var(--color-text);
	background: var(--color-bg);
	border: 0;
	border-radius: 50%;
	box-shadow: 0 6px 20px rgb(0 0 0 / 0.2);
	transition: transform var(--duration) var(--ease);
}

.page-top:hover {
	transform: translateY(-4px);
}

/* Narrow container（本文・FAQ など読み物用）
   ----------------------------------------------------------------------- */
.container--narrow {
	max-width: calc(880px + var(--gutter) * 2);
}

/* Page header（下層ページ共通）
   ----------------------------------------------------------------------- */
.page-header {
	position: relative;
	display: flex;
	align-items: center;
	min-height: 220px;
	overflow: hidden;
	color: #fff;
	background: var(--color-primary-dark);
}

.page-header::after {
	content: "";
	position: absolute;
	inset: 0;
	background: linear-gradient(90deg, rgb(14 40 26 / 0.78), rgb(14 40 26 / 0.45) 60%, rgb(14 40 26 / 0.25));
}

.page-header__bg {
	position: absolute;
	inset: 0;
	width: 100%;
	height: 100%;
	object-fit: cover;
	object-position: 50% 45%;
}

.page-header__inner {
	position: relative;
	z-index: 1;
	padding-block: 48px;
}

.page-header__en {
	font-family: var(--font-en);
	font-size: clamp(2.75rem, 1.8rem + 4.5vw, 5.5rem);
	font-weight: 500;
	line-height: 1;
	letter-spacing: 0.04em;
	text-transform: uppercase;
}

.page-header__title {
	margin-top: 12px;
	font-size: clamp(0.9375rem, 0.85rem + 0.3vw, 1.0625rem);
	font-weight: 700;
	letter-spacing: 0.16em;
}

@media (min-width: 1024px) {
	.page-header {
		min-height: 360px;
	}
}

/* Breadcrumb */
.breadcrumb {
	border-bottom: 1px solid var(--color-border);
}

.breadcrumb__list {
	display: flex;
	flex-wrap: wrap;
	gap: 4px 0;
	padding-block: 12px;
	font-size: 0.75rem;
	color: var(--color-text-sub);
}

.breadcrumb__item + .breadcrumb__item::before {
	content: "/";
	margin-inline: 10px;
	color: #b9c0bb;
}

.breadcrumb__item a {
	color: var(--color-text);
	text-decoration: underline;
	text-decoration-color: var(--color-border);
	text-underline-offset: 3px;
}

.breadcrumb__item a:hover {
	color: var(--color-primary);
	text-decoration-color: currentColor;
}