/*
 * layout.css
 * ヘッダー、フッター、グリッド、レスポンシブ。PCはモックの 1280px 幅を基準にする。
 * ブレークポイント：〜768px をスマホとする。
 */

.akn-container {
	width: 100%;
	max-width: var(--akn-container);
	margin-inline: auto;
	padding-inline: var(--akn-gutter);
}

/* ------------------------------------------------------------------
 * 最上部の帯
 * ------------------------------------------------------------------ */
.akn-top-strip {
	border-bottom: var(--akn-rule-thin) solid var(--akn-rule);
	font-size: var(--akn-text-xs);
	line-height: 1.6;
	color: var(--akn-muted);
}

.akn-top-strip__inner {
	display: flex;
	justify-content: space-between;
	align-items: center;
	gap: 16px;
	padding-block: 10px;
}

.akn-top-strip__short {
	display: none;
}

.akn-top-strip__updated {
	flex-shrink: 0;
}

/* ------------------------------------------------------------------
 * マストヘッド
 * ------------------------------------------------------------------ */
.akn-masthead__inner {
	display: flex;
	justify-content: space-between;
	align-items: center;
	gap: 24px;
	padding-block: 22px;
}

.akn-masthead--large .akn-masthead__inner {
	align-items: flex-end;
	padding-block: 36px 22px;
}

/* トップではサイト名を h1 にする。見出しの既定の書体・余白は使わない */
.akn-masthead__heading {
	margin: 0;
	font: inherit;
	letter-spacing: inherit;
}

.akn-masthead__brand {
	display: flex;
	flex-direction: column;
	gap: 6px;
	text-decoration: none;
}

.akn-masthead__name {
	font-family: var(--akn-font-display);
	font-weight: var(--akn-weight-display);
	font-size: 26px;
	line-height: 1;
	letter-spacing: var(--akn-tracking-display);
}

.akn-masthead--large .akn-masthead__name {
	font-size: 36px;
}

.akn-masthead__catch {
	font-size: var(--akn-text-sm);
	line-height: 1.6;
	color: var(--akn-muted);
	letter-spacing: 0.02em;
}

.akn-double-rule {
	border-top: var(--akn-rule-double) double var(--akn-ink);
}

/* ナビ（PC）：縦の細罫で区切る */
.akn-nav__list {
	display: flex;
	margin: 0;
	padding: 0;
	list-style: none;
	font-size: 14px;
	line-height: 1.6;
}

.akn-nav__list li + li {
	border-left: var(--akn-rule-thin) solid var(--akn-rule);
}

.akn-nav__list a {
	display: block;
	padding: 12px 18px;
	text-decoration: none;
}

.akn-nav__list li:last-child a {
	padding-right: 0;
}

.akn-nav__list .current-menu-item > a,
.akn-nav__list a[aria-current="page"] {
	text-decoration: underline;
}

/* メニューボタン（スマホのみ） */
.akn-menu-button {
	display: none;
	flex-shrink: 0;
	align-items: center;
	justify-content: center;
	width: var(--akn-tap);
	height: var(--akn-tap);
	padding: 0;
	border: var(--akn-rule-thin) solid var(--akn-ink);
	background: transparent;
	color: var(--akn-ink);
}

/* ------------------------------------------------------------------
 * フッター
 * ------------------------------------------------------------------ */
.akn-footer__inner {
	display: flex;
	justify-content: space-between;
	align-items: center;
	gap: 24px;
	padding-block: 28px 40px;
	border-top: var(--akn-rule-double) double var(--akn-ink);
	font-size: var(--akn-text-sm);
}

.akn-footer__main {
	display: flex;
	align-items: center;
	flex-wrap: wrap;
	gap: 12px 28px;
}

.akn-footer__name {
	font-family: var(--akn-font-display);
	font-weight: var(--akn-weight-display);
	font-size: 18px;
	text-decoration: none;
}

.akn-footer__list {
	display: flex;
	flex-wrap: wrap;
	gap: 8px 28px;
	margin: 0;
	padding: 0;
	list-style: none;
}

.akn-footer__list a {
	color: var(--akn-muted);
	text-decoration: none;
}

.akn-footer__copy {
	flex-shrink: 0;
	font-size: var(--akn-text-xs);
	color: var(--akn-muted);
}

/* ------------------------------------------------------------------
 * トップ
 * ------------------------------------------------------------------ */
.akn-front-feature {
	display: grid;
	grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
	gap: 64px;
	padding-block: 56px 64px;
}

.akn-front-section {
	padding-bottom: 72px;
}

.akn-front-worries__grid {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	column-gap: 64px;
}

.akn-front-method {
	display: grid;
	grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
	gap: 64px;
	padding-bottom: 80px;
}

/* ------------------------------------------------------------------
 * サービスハブ：本文（可変幅）＋サイドバー（320px）
 * ------------------------------------------------------------------ */
.akn-hub {
	display: grid;
	grid-template-columns: minmax(0, 1fr) var(--akn-sidebar);
	gap: 72px;
	padding-block: 36px 80px;
}

.akn-hub__main {
	display: flex;
	flex-direction: column;
	gap: 56px;
	min-width: 0;
}

.akn-hub__aside {
	display: flex;
	flex-direction: column;
	gap: 28px;
}

/* ------------------------------------------------------------------
 * 通常記事・固定ページ・一覧
 * ------------------------------------------------------------------ */
.akn-article {
	padding-block: 36px 80px;
}

.akn-article__header {
	display: flex;
	flex-direction: column;
	gap: 18px;
	max-width: var(--akn-prose);
	margin-bottom: 40px;
}

.akn-article__footer {
	max-width: var(--akn-prose);
	margin-top: 56px;
}

.akn-archive {
	padding-block: 36px 80px;
}

.akn-archive__header {
	display: flex;
	flex-direction: column;
	gap: 18px;
	margin-bottom: 32px;
}

/* ------------------------------------------------------------------
 * PC幅の途中（タブレット）
 * ------------------------------------------------------------------ */
@media (max-width: 1099px) {
	.akn-hub {
		gap: 48px;
	}

	.akn-front-feature,
	.akn-front-method {
		gap: 40px;
	}

	.akn-front-worries__grid {
		column-gap: 40px;
	}
}

/* ------------------------------------------------------------------
 * スマホ（〜768px）
 * ------------------------------------------------------------------ */
@media (max-width: 768px) {
	.akn-top-strip {
		font-size: 11px;
	}

	.akn-top-strip__inner {
		padding-block: 8px;
	}

	.akn-top-strip__long,
	.akn-top-strip__updated {
		display: none;
	}

	.akn-top-strip__short {
		display: inline;
	}

	.akn-masthead__inner,
	.akn-masthead--large .akn-masthead__inner {
		flex-wrap: wrap;
		align-items: center;
		padding-block: 10px 12px;
		gap: 0 16px;
	}

	.akn-masthead__name,
	.akn-masthead--large .akn-masthead__name {
		font-size: 22px;
	}

	.akn-masthead__catch {
		display: none;
	}

	.akn-menu-button {
		display: inline-flex;
	}

	.akn-nav {
		flex-basis: 100%;
	}

	.akn-js .akn-nav {
		display: none;
	}

	.akn-js .akn-nav.is-open {
		display: block;
	}

	.akn-nav__list {
		flex-direction: column;
		margin-top: 12px;
		font-size: var(--akn-text-md);
	}

	.akn-nav__list li,
	.akn-nav__list li + li {
		border-left: 0;
		border-top: var(--akn-rule-thin) solid var(--akn-rule);
	}

	.akn-nav__list a,
	.akn-nav__list li:last-child a {
		display: flex;
		align-items: center;
		min-height: var(--akn-tap);
		padding: 0;
	}

	.akn-footer__inner {
		flex-direction: column;
		align-items: flex-start;
		gap: 12px;
		padding-block: 22px 40px;
	}

	.akn-footer__main {
		flex-direction: column;
		align-items: flex-start;
	}

	.akn-footer__name {
		font-size: 17px;
	}

	.akn-footer__list {
		gap: 4px 16px;
	}

	.akn-footer__list a {
		display: inline-flex;
		align-items: center;
		min-height: var(--akn-tap);
	}

	.akn-front-feature,
	.akn-front-method {
		grid-template-columns: minmax(0, 1fr);
		gap: 36px;
		padding-block: 28px 48px;
	}

	.akn-front-method {
		padding-top: 0;
	}

	.akn-front-section {
		padding-bottom: 48px;
	}

	.akn-front-worries__grid {
		grid-template-columns: minmax(0, 1fr);
	}

	.akn-hub {
		grid-template-columns: minmax(0, 1fr);
		gap: 36px;
		padding-block: 22px 48px;
	}

	.akn-hub__main {
		gap: 36px;
	}

	.akn-article,
	.akn-archive {
		padding-block: 22px 48px;
	}

	.akn-article__header {
		gap: 14px;
		margin-bottom: 28px;
	}

	/* 追従 CTA の分だけ本文の下に余白を取る */
	.akn-has-sticky-cta .akn-footer__inner {
		padding-bottom: calc(var(--akn-sticky-cta-height) + 40px + env(safe-area-inset-bottom, 0px));
	}
}