/* ==========================================================================
   AXIA base.css — リセット / レイアウト / 共通コンポーネント
   色は inc/customizer/css-variables.php が出力する CSS変数を参照
   ========================================================================== */

/* ----- リセット ----- */
*,
*::before,
*::after {
	box-sizing: border-box;
}

body {
	margin: 0;
	font-family: -apple-system, BlinkMacSystemFont, "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, sans-serif;
	font-size: 16px;
	line-height: 1.8;
	color: var(--axia-text, #1f2937);
	background-color: var(--axia-sub-bg, #f3f6fa);
	-webkit-text-size-adjust: 100%;
}

img {
	max-width: 100%;
	height: auto;
	vertical-align: middle;
}

a {
	color: var(--axia-main, #2563eb);
	text-decoration-thickness: 1px;
	text-underline-offset: 3px;
}

a:hover {
	opacity: .85;
}

.screen-reader-text {
	position: absolute !important;
	width: 1px;
	height: 1px;
	margin: -1px;
	padding: 0;
	overflow: hidden;
	clip: rect(0 0 0 0);
	border: 0;
}

.skip-link {
	left: 8px;
	top: 8px;
	z-index: 1000;
	background: var(--axia-main);
	color: #fff;
	padding: 8px 16px;
	border-radius: 4px;
}

.skip-link:focus {
	clip: auto;
	width: auto;
	height: auto;
}

/* ----- ヘッダー ----- */
.site-header {
	background: var(--axia-bg, #fff);
	border-bottom: 1px solid var(--axia-border);
	position: sticky;
	top: 0;
	z-index: 100;
}

.site-header__inner {
	max-width: 1200px;
	margin: 0 auto;
	padding: 12px 20px;
	display: flex;
	align-items: center;
	gap: 24px;
}

.site-title {
	margin: 0;
	font-size: 1.4rem;
	font-weight: 700;
	line-height: 1.2;
}

.site-title a {
	color: var(--axia-text);
	text-decoration: none;
}

.site-description {
	margin: 0;
	font-size: .72rem;
	color: rgba(0, 0, 0, .55);
}

.global-nav {
	margin-left: auto;
}

.global-nav__list {
	display: flex;
	gap: 4px;
	list-style: none;
	margin: 0;
	padding: 0;
}

.global-nav__list a {
	display: block;
	padding: 10px 14px;
	color: var(--axia-text);
	text-decoration: none;
	font-size: .92rem;
	border-radius: 6px;
}

.global-nav__list a:hover {
	background: var(--axia-sub-bg);
	color: var(--axia-main);
	opacity: 1;
}

.global-nav .sub-menu {
	display: none;
	position: absolute;
	background: var(--axia-bg);
	border: 1px solid var(--axia-border);
	border-radius: 8px;
	padding: 6px;
	list-style: none;
	min-width: 200px;
	box-shadow: 0 8px 24px rgba(0, 0, 0, .08);
}

.global-nav li {
	position: relative;
}

.global-nav li:hover > .sub-menu,
.global-nav li:focus-within > .sub-menu {
	display: block;
}

/* ハンバーガー */
.menu-toggle {
	display: none;
	margin-left: auto;
	background: none;
	border: 0;
	cursor: pointer;
	padding: 10px;
}

.menu-toggle__bar {
	display: block;
	width: 24px;
	height: 2px;
	background: var(--axia-text);
	margin: 5px 0;
	transition: transform .25s, opacity .25s;
}

.menu-toggle[aria-expanded="true"] .menu-toggle__bar:nth-child(1) {
	transform: translateY(7px) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] .menu-toggle__bar:nth-child(2) {
	opacity: 0;
}

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

/* ----- パンくず ----- */
.breadcrumb {
	max-width: 1200px;
	margin: 0 auto;
	padding: 10px 20px;
	font-size: .78rem;
}

.breadcrumb__list {
	display: flex;
	flex-wrap: wrap;
	list-style: none;
	margin: 0;
	padding: 0;
	gap: 4px;
}

.breadcrumb__item + .breadcrumb__item::before {
	content: "›";
	margin: 0 6px;
	color: rgba(0, 0, 0, .4);
}

.breadcrumb a {
	color: inherit;
}

/* ----- レイアウト ----- */
.site-container {
	max-width: 1200px;
	margin: 0 auto;
	padding: 24px 20px 64px;
	display: flex;
	gap: 36px;
	align-items: flex-start;
}

.site-main {
	flex: 1;
	min-width: 0;
}

.site-sidebar {
	width: 320px;
	flex-shrink: 0;
}

.axia-sidebar--left .site-main {
	order: 2;
}

.axia-sidebar--left .site-sidebar {
	order: 1;
}

.axia-sidebar--none .site-main {
	max-width: 800px;
	margin: 0 auto;
}

.site-sidebar__fix {
	position: sticky;
	top: 80px;
}

.widget {
	background: var(--axia-bg);
	border-radius: 10px;
	padding: 20px;
	margin-bottom: 24px;
}

.widget__title {
	font-size: 1rem;
	margin: -20px -20px 16px;
	padding: 12px 20px;
	background: var(--axia-main);
	color: #fff;
	border-radius: 10px 10px 0 0;
}

/* ----- 記事一覧カード ----- */
.post-grid {
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	gap: 24px;
}

.post-card {
	position: relative;
	background: var(--axia-bg);
	border-radius: 12px;
	overflow: hidden;
	box-shadow: 0 2px 8px rgba(0, 0, 0, .05);
	transition: transform .2s, box-shadow .2s;
}

.post-card:hover {
	transform: translateY(-3px);
	box-shadow: 0 8px 20px rgba(0, 0, 0, .1);
}

.post-card__link {
	display: block;
	color: inherit;
	text-decoration: none;
}

.post-card__thumb {
	aspect-ratio: 3 / 2;
	overflow: hidden;
	background: var(--axia-sub-bg);
}

.post-card__thumb img {
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.post-card__noimg {
	display: block;
	width: 100%;
	height: 100%;
	background: linear-gradient(135deg, var(--axia-sub-bg), rgba(var(--axia-main-rgb), .15));
}

.post-card__body {
	padding: 16px 18px 18px;
}

.post-card__title {
	font-size: 1.02rem;
	margin: 0 0 8px;
	line-height: 1.5;
}

.post-card__excerpt {
	font-size: .82rem;
	color: rgba(0, 0, 0, .6);
	margin: 0 0 10px;
	display: -webkit-box;
	-webkit-line-clamp: 2;
	-webkit-box-orient: vertical;
	overflow: hidden;
}

.post-card__meta {
	font-size: .75rem;
	color: rgba(0, 0, 0, .5);
}

.cat-badges {
	position: absolute;
	top: 10px;
	left: 10px;
	display: flex;
	gap: 6px;
	z-index: 2;
}

.cat-badge {
	background: var(--axia-main);
	color: #fff;
	font-size: .7rem;
	padding: 3px 10px;
	border-radius: 99px;
	text-decoration: none;
}

/* 記事ページ内のカテゴリーバッジは静的配置 */
.post-single .cat-badges {
	position: static;
	margin-bottom: 10px;
}

/* ----- 記事ページ ----- */
.post-single {
	background: var(--axia-bg);
	border-radius: 12px;
	padding: 32px clamp(20px, 4vw, 48px) 40px;
}

.post-single__title {
	font-size: clamp(1.4rem, 3.2vw, 1.9rem);
	line-height: 1.45;
	margin: 0 0 12px;
}

.post-meta {
	display: flex;
	gap: 16px;
	font-size: .8rem;
	color: rgba(0, 0, 0, .55);
	margin-bottom: 20px;
}

.post-meta__icon {
	margin-right: 4px;
}

.post-single__thumb {
	margin: 0 0 28px;
}

.post-single__thumb img {
	border-radius: 10px;
	width: 100%;
}

/* ----- アーカイブヘッダー / ページネーション ----- */
.archive-header {
	margin-bottom: 24px;
}

.archive-title {
	font-size: 1.4rem;
	margin: 0 0 8px;
}

.pagination {
	margin-top: 36px;
}

.pagination .nav-links {
	display: flex;
	justify-content: center;
	gap: 8px;
	flex-wrap: wrap;
}

.pagination .page-numbers {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-width: 40px;
	height: 40px;
	padding: 0 12px;
	border-radius: 8px;
	background: var(--axia-bg);
	color: var(--axia-text);
	text-decoration: none;
	font-size: .9rem;
}

.pagination .page-numbers.current {
	background: var(--axia-main);
	color: #fff;
}

/* 前後記事ナビ */
.post-navigation .nav-links {
	display: flex;
	gap: 16px;
	margin: 32px 0;
}

.post-navigation a {
	flex: 1;
	background: var(--axia-bg);
	border-radius: 10px;
	padding: 14px 18px;
	text-decoration: none;
	color: inherit;
	border: 1px solid var(--axia-border);
}

.post-navigation .nav-label {
	display: block;
	font-size: .72rem;
	color: var(--axia-main);
	margin-bottom: 2px;
}

.post-navigation .nav-title {
	font-size: .88rem;
	font-weight: 600;
}

.post-navigation .nav-next {
	text-align: right;
}

/* ----- 検索フォーム ----- */
.search-form {
	display: flex;
	gap: 8px;
	margin: 16px 0;
}

.search-form__input {
	flex: 1;
	padding: 10px 14px;
	border: 1px solid var(--axia-border);
	border-radius: 8px;
	font-size: 1rem;
}

.search-form__submit {
	padding: 10px 20px;
	background: var(--axia-main);
	color: #fff;
	border: 0;
	border-radius: 8px;
	cursor: pointer;
}

/* ----- 404 ----- */
.error-404 {
	background: var(--axia-bg);
	border-radius: 12px;
	padding: 48px 24px;
	text-align: center;
}

.error-404__code {
	font-size: 5rem;
	font-weight: 800;
	color: var(--axia-main);
	margin: 0;
	line-height: 1;
}

.axia-btn {
	display: inline-block;
	background: var(--axia-main);
	color: #fff;
	padding: 12px 32px;
	border-radius: 99px;
	text-decoration: none;
	font-weight: 600;
}

/* ----- フッター ----- */
.site-footer {
	background: var(--axia-text);
	color: rgba(255, 255, 255, .85);
	padding: 40px 20px 24px;
}

.site-footer__widgets {
	max-width: 1200px;
	margin: 0 auto 24px;
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 24px;
}

.site-footer .widget {
	background: transparent;
	padding: 0;
}

.site-footer .widget__title {
	background: transparent;
	color: #fff;
	margin: 0 0 12px;
	padding: 0 0 8px;
	border-bottom: 1px solid rgba(255, 255, 255, .25);
}

.site-footer a {
	color: rgba(255, 255, 255, .85);
}

.footer-nav__list {
	display: flex;
	justify-content: center;
	flex-wrap: wrap;
	gap: 8px 24px;
	list-style: none;
	margin: 0 0 16px;
	padding: 0;
	font-size: .85rem;
}

.site-footer__copyright {
	text-align: center;
	font-size: .78rem;
	margin: 0;
	color: rgba(255, 255, 255, .6);
}

/* ----- ページトップへ ----- */
.back-to-top {
	position: fixed;
	right: 20px;
	bottom: 20px;
	width: 44px;
	height: 44px;
	border-radius: 50%;
	border: 0;
	background: var(--axia-main);
	color: #fff;
	font-size: 1.1rem;
	cursor: pointer;
	opacity: 0;
	visibility: hidden;
	transition: opacity .3s, visibility .3s;
	z-index: 90;
}

.back-to-top.is-visible {
	opacity: 1;
	visibility: visible;
}

/* ----- コメント ----- */
.comments-area {
	background: var(--axia-bg);
	border-radius: 12px;
	padding: 24px clamp(20px, 4vw, 40px);
	margin-top: 32px;
}

.comment-list {
	list-style: none;
	padding: 0;
}

.comment-list .comment {
	border-bottom: 1px solid var(--axia-border);
	padding: 16px 0;
}

/* ----- レスポンシブ ----- */
@media (max-width: 959px) {
	.site-container {
		flex-direction: column;
	}

	.site-sidebar {
		width: 100%;
	}

	.axia-sidebar--left .site-main {
		order: 0;
	}
}

@media (max-width: 767px) {
	.menu-toggle {
		display: block;
	}

	.global-nav {
		display: none;
		position: absolute;
		top: 100%;
		left: 0;
		right: 0;
		background: var(--axia-bg);
		border-bottom: 1px solid var(--axia-border);
		padding: 8px 16px 16px;
	}

	.global-nav.is-open {
		display: block;
	}

	.global-nav__list {
		flex-direction: column;
	}

	.global-nav .sub-menu {
		display: block;
		position: static;
		border: 0;
		box-shadow: none;
		padding-left: 16px;
	}

	.post-grid {
		grid-template-columns: 1fr;
	}

	.site-footer__widgets {
		grid-template-columns: 1fr;
	}

	.post-navigation .nav-links {
		flex-direction: column;
	}
}