/* =========================================================
   SINKA JAPAN — main.css
   ブラック × ゴールドのコーポレートデザイン
   ========================================================= */

/* ---------- Design tokens ---------- */
:root {
	--c-bg:        #0a0a0c;
	--c-bg-alt:    #101014;
	--c-bg-soft:   #16161b;
	--c-text:      #f4f2ee;
	--c-muted:     #9a978f;
	--c-gold:      #c3a568;
	--c-gold-light:#dcc48a;
	--c-line:      rgba(255, 255, 255, .12);
	--c-line-soft: rgba(255, 255, 255, .06);

	/* 和文・英文ともに游明朝で統一（OS 標準フォント）。 */
	--font-mincho: "游明朝", "Yu Mincho", YuMincho, "Hiragino Mincho ProN", "Hiragino Mincho Pro", "MS PMincho", serif;
	--font-serif:  var(--font-mincho);
	--font-sans:   var(--font-mincho);
	--font-latin:  var(--font-mincho);

	--container:   1120px;
	--gutter:      clamp(20px, 5vw, 60px);
	--header-h:    82px;

	--ease:        cubic-bezier(.2, .7, .2, 1);
}

/* ---------- Reset ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

html {
	-webkit-text-size-adjust: 100%;
	scroll-behavior: smooth;
	scroll-padding-top: var(--header-h);
}

body {
	margin: 0;
	background: var(--c-bg);
	color: var(--c-text);
	font-family: var(--font-sans);
	font-weight: 400;
	line-height: 1.9;
	letter-spacing: .04em;
	-webkit-font-smoothing: antialiased;
	text-rendering: optimizeLegibility;
	overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }

a { color: inherit; text-decoration: none; transition: color .3s var(--ease), opacity .3s var(--ease); }
a:hover { color: var(--c-gold-light); }

ul { list-style: none; margin: 0; padding: 0; }

h1, h2, h3, h4 { font-family: var(--font-serif); font-weight: 600; line-height: 1.4; margin: 0; }

p { margin: 0; }

address { font-style: normal; }

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

.skip-link {
	position: absolute; left: 8px; top: -60px;
	z-index: 1000; padding: 10px 18px;
	background: var(--c-gold); color: #000; border-radius: 4px;
	transition: top .2s var(--ease);
}
.skip-link:focus { top: 8px; color: #000; }

.section-heading__latin,
.news__latin,
.service__latin,
.vision__latin {
	display: inline-block;
	font-family: var(--font-latin);
	font-weight: 400;
	letter-spacing: .34em;
	color: var(--c-gold);
	font-size: .82rem;
	text-transform: uppercase;
}

/* ---------- Buttons / links ---------- */
.button {
	display: inline-flex;
	align-items: center;
	gap: .9em;
	padding: 1em 2.2em;
	font-family: var(--font-latin);
	letter-spacing: .18em;
	font-size: .82rem;
	line-height: 1;
	cursor: pointer;
	transition: background .3s var(--ease), color .3s var(--ease), border-color .3s var(--ease);
}

.button--outline {
	border: 1px solid var(--c-line);
	color: var(--c-text);
	background: transparent;
}
.button--outline:hover { border-color: var(--c-gold); color: var(--c-gold-light); }

.button--gold {
	background: var(--c-gold);
	color: #14110b;
	border: 1px solid var(--c-gold);
}
.button--gold:hover { background: var(--c-gold-light); border-color: var(--c-gold-light); color: #14110b; }

.button__arrow,
.more-link__arrow {
	position: relative;
	width: 34px; height: 1px;
	background: currentColor;
	display: inline-block;
}
.button__arrow::after,
.more-link__arrow::after {
	content: "";
	position: absolute; right: 0; top: 50%;
	width: 7px; height: 7px;
	border-top: 1px solid currentColor;
	border-right: 1px solid currentColor;
	transform: translateY(-50%) rotate(45deg);
	transform-origin: right center;
}

.more-link {
	display: inline-flex;
	align-items: center;
	gap: 1em;
	font-family: var(--font-latin);
	letter-spacing: .22em;
	font-size: .78rem;
	color: var(--c-text);
}
.more-link:hover { color: var(--c-gold-light); }
.more-link:hover .more-link__arrow { color: var(--c-gold); }
.more-link .more-link__arrow { color: var(--c-gold); transition: transform .3s var(--ease); }
.more-link:hover .more-link__arrow { transform: translateX(6px); }

/* =========================================================
   Header
   ========================================================= */
.site-header {
	position: fixed;
	inset: 0 0 auto 0;
	z-index: 100;
	height: var(--header-h);
	display: flex;
	align-items: center;
	/*
	 * backdrop-filter は transition に含めない。
	 * transition すると blur→none のアニメーション中ずっとヘッダーが
	 * fixed 要素の含有ブロックになり、モバイルメニューのオーバーレイが
	 * ヘッダー高さに約0.4秒間見切れてしまうため（スクロール時に発生）。
	 */
	transition: background .4s var(--ease), height .4s var(--ease);
}
.site-header.is-scrolled {
	background: rgba(10, 10, 12, .82);
	backdrop-filter: blur(10px);
	height: 66px;
	border-bottom: 1px solid var(--c-line-soft);
}

.site-header__inner {
	width: 100%;
	max-width: var(--container);
	margin-inline: auto;
	padding-inline: var(--gutter);
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 24px;
}

.site-header__logo { display: inline-flex; align-items: center; }
.site-header__logo img {
	height: 40px;
	width: auto;
	transition: height .4s var(--ease);
}
.site-header.is-scrolled .site-header__logo img { height: 32px; }

/* Nav */
.site-nav__list {
	display: flex;
	align-items: center;
	gap: clamp(20px, 3vw, 44px);
}
.site-nav__list a {
	font-family: var(--font-latin);
	font-weight: 300;
	letter-spacing: .2em;
	font-size: .82rem;
	text-transform: uppercase;
	position: relative;
	padding-block: 6px;
}
.site-nav__list a::after {
	content: "";
	position: absolute; left: 0; bottom: 0;
	width: 100%; height: 1px;
	background: var(--c-gold);
	transform: scaleX(0);
	transform-origin: left;
	transition: transform .3s var(--ease);
}
.site-nav__list .current-menu-item > a::after,
.site-nav__list a:hover::after { transform: scaleX(1); }

/* Hamburger */
.site-nav__toggle {
	display: none;
	width: 42px; height: 42px;
	background: transparent;
	border: 0;
	cursor: pointer;
	position: relative;
	z-index: 120;
}
.site-nav__toggle-bar,
.site-nav__toggle-bar::before,
.site-nav__toggle-bar::after {
	content: "";
	position: absolute;
	left: 8px;
	width: 26px; height: 1.5px;
	background: var(--c-text);
	transition: transform .3s var(--ease), opacity .3s var(--ease);
}
.site-nav__toggle-bar { top: 50%; transform: translateY(-50%); }
.site-nav__toggle-bar::before { top: -8px; }
.site-nav__toggle-bar::after  { top: 8px; }
.site-nav__toggle[aria-expanded="true"] .site-nav__toggle-bar { background: transparent; }
.site-nav__toggle[aria-expanded="true"] .site-nav__toggle-bar::before { transform: translateY(8px) rotate(45deg); }
.site-nav__toggle[aria-expanded="true"] .site-nav__toggle-bar::after  { transform: translateY(-8px) rotate(-45deg); }

/* =========================================================
   Hero
   ========================================================= */
.hero {
	position: relative;
	min-height: 100svh;
	display: flex;
	align-items: center;
	overflow: hidden;
}
.hero__bg { position: absolute; inset: 0; z-index: 0; }
.hero__bg img { width: 100%; height: 100%; object-fit: cover; }
.hero__bg::after {
	content: "";
	position: absolute; inset: 0;
	background:
		linear-gradient(90deg, rgba(6,6,8,.85) 0%, rgba(6,6,8,.35) 55%, rgba(6,6,8,.1) 100%),
		linear-gradient(0deg, rgba(6,6,8,.7) 0%, rgba(6,6,8,0) 40%);
}

.hero__inner {
	position: relative;
	z-index: 1;
	width: 100%;
	max-width: var(--container);
	margin-inline: auto;
	padding-inline: var(--gutter);
	padding-top: var(--header-h);
}

.hero__catch {
	font-size: clamp(2.4rem, 6vw, 4.6rem);
	font-weight: 700;
	line-height: 1.5;
	letter-spacing: .08em;
	text-shadow: 0 2px 30px rgba(0,0,0,.5);
}
.hero__catch span { display: block; }

.hero__cta { margin-top: clamp(28px, 4vw, 48px); }

/* =========================================================
   Section base
   ========================================================= */
.front-page section { position: relative; }

.concept, .news { padding-block: clamp(72px, 10vw, 140px); }

/* ---------- Concept ---------- */
.concept__inner {
	max-width: var(--container);
	margin-inline: auto;
	padding-inline: var(--gutter);
	display: grid;
	grid-template-columns: minmax(200px, 300px) 1fr;
	grid-template-areas:
		"intro values"
		"more  values";
	column-gap: clamp(32px, 5vw, 80px);
	row-gap: 0;
	align-items: start;
}
.concept__intro { grid-area: intro; }
.value-list     { grid-area: values; }
.concept__more  { grid-area: more; }
.concept__lead { color: var(--c-muted); font-size: .95rem; letter-spacing: .1em; }
.concept__title {
	font-size: clamp(1.9rem, 3.4vw, 2.9rem);
	letter-spacing: .06em;
	margin-block: .3em .9em;
	position: relative;
	padding-bottom: .6em;
}
.concept__title::after {
	content: ""; position: absolute; left: 0; bottom: 0;
	width: 48px; height: 1px; background: var(--c-gold);
}
.concept__note { color: var(--c-muted); font-size: .9rem; margin-bottom: 2.4em; }

.value-list {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: clamp(24px, 3vw, 44px);
}
.value-card__icon {
	display: block;
	height: 56px;
	margin-bottom: 1.4em;
}
.value-card__icon img {
	height: 100%;
	width: auto;
	object-fit: contain;
}
.value-card__ja { font-size: 1.5rem; letter-spacing: .12em; }
.value-card__en {
	font-family: var(--font-latin);
	color: var(--c-gold);
	letter-spacing: .24em;
	font-size: .72rem;
	margin: .5em 0 1.4em;
}
.value-card__desc { color: var(--c-muted); font-size: .86rem; line-height: 1.9; }

/* ---------- Vision ---------- */
.vision {
	position: relative;
	padding-block: clamp(90px, 14vw, 200px);
	overflow: hidden;
}
.vision__bg { position: absolute; inset: 0; z-index: 0; }
.vision__bg img { width: 100%; height: 100%; object-fit: cover; }
.vision__bg::after {
	content: ""; position: absolute; inset: 0;
	background: linear-gradient(90deg, rgba(6,6,8,.9) 0%, rgba(6,6,8,.55) 60%, rgba(6,6,8,.3) 100%);
}
.vision__inner {
	position: relative; z-index: 1;
	max-width: var(--container);
	margin-inline: auto;
	padding-inline: var(--gutter);
}
.vision__title {
	font-size: clamp(1.9rem, 4vw, 3.2rem);
	letter-spacing: .06em;
	margin: .6em 0 1.2em;
}
.vision__body p { margin-bottom: 1.2em; color: rgba(244,242,238,.9); letter-spacing: .06em; }

/* ---------- News ---------- */
.news { background: var(--c-bg-alt); }
.news__inner {
	max-width: var(--container);
	margin-inline: auto;
	padding-inline: var(--gutter);
}
.news__latin { margin-bottom: 2em; }
.news-list__item { border-top: 1px solid var(--c-line-soft); }
.news-list__item:last-child { border-bottom: 1px solid var(--c-line-soft); }
.news-list__link {
	display: grid;
	grid-template-columns: 120px 1fr auto;
	gap: clamp(16px, 3vw, 40px);
	align-items: center;
	padding: 1.5em 0;
}
.news-list__link .post-date {
	font-family: var(--font-latin);
	color: var(--c-muted);
	letter-spacing: .1em;
	font-size: .82rem;
}
.news-list__title { font-size: .95rem; letter-spacing: .04em; }
.news-list__more {
	font-family: var(--font-latin);
	letter-spacing: .2em;
	font-size: .7rem;
	color: var(--c-gold);
}
.news-list__link:hover .news-list__title { color: var(--c-gold-light); }
.news__foot { margin-top: 2.6em; }

/* ---------- Service ---------- */
.service {
	padding-block: clamp(80px, 12vw, 160px);
	background:
		radial-gradient(120% 80% at 50% 0%, rgba(30,24,14,.55) 0%, rgba(10,10,12,0) 60%),
		var(--c-bg);
	text-align: center;
}
.service__inner {
	max-width: var(--container);
	margin-inline: auto;
	padding-inline: var(--gutter);
}
.service__catch {
	font-size: clamp(1.6rem, 3.6vw, 2.9rem);
	letter-spacing: .08em;
	line-height: 1.7;
	margin: .8em 0 0;
}
.service__catch span { display: block; }
.service__gallery {
	margin-top: clamp(40px, 6vw, 72px);
	display: grid;
	grid-template-columns: 1.2fr .7fr 1.2fr;
	align-items: center;
	gap: clamp(16px, 3vw, 40px);
}
.service__figure { margin: 0; overflow: hidden; }
.service__figure--dish img,
.service__figure--box img {
	width: 100%; aspect-ratio: 4 / 3; object-fit: cover;
}
.service__figure--logo img { width: 100%; max-width: 180px; margin-inline: auto; }
.service__foot { margin-top: clamp(32px, 4vw, 52px); display: flex; justify-content: flex-end; }

/* =========================================================
   Footer
   ========================================================= */
.site-footer {
	background: var(--c-bg);
	border-top: 1px solid var(--c-line-soft);
	padding-block: clamp(56px, 8vw, 96px) 32px;
}
.site-footer__inner {
	max-width: var(--container);
	margin-inline: auto;
	padding-inline: var(--gutter);
	display: grid;
	grid-template-columns: auto 1fr auto;
	gap: clamp(32px, 5vw, 72px);
	align-items: start;
}
.site-footer__logo { display: inline-block; }
.site-footer__logo img { width: auto; height: 130px; }
.site-footer__label { color: var(--c-muted); font-size: .8rem; letter-spacing: .1em; }
.site-footer__name { font-size: 1rem; margin: .3em 0 1em; letter-spacing: .06em; }
.site-footer__address { color: var(--c-muted); font-size: .86rem; line-height: 1.9; }
.site-footer__address span { display: block; }
.site-footer__actions {
	display: flex; flex-direction: column; align-items: flex-end; gap: 1.4em;
}
.site-footer__privacy {
	font-family: var(--font-latin);
	letter-spacing: .16em;
	font-size: .8rem;
	color: var(--c-muted);
}
.site-footer__privacy:hover { color: var(--c-gold-light); }
.site-footer__copyright {
	max-width: var(--container);
	margin: clamp(48px, 7vw, 80px) auto 0;
	padding-inline: var(--gutter);
	text-align: center;
	color: var(--c-muted);
	font-family: var(--font-latin);
	font-size: .72rem;
	letter-spacing: .16em;
}

/* =========================================================
   汎用ページ（下層・投稿）
   ========================================================= */
.page-main { padding-top: calc(var(--header-h) + clamp(40px, 6vw, 80px)); padding-bottom: clamp(60px, 9vw, 120px); }
.page-main__inner { max-width: 900px; margin-inline: auto; padding-inline: var(--gutter); }

.page-head { margin-bottom: clamp(32px, 5vw, 56px); }
.page-head__title { font-size: clamp(1.8rem, 3.4vw, 2.6rem); letter-spacing: .06em; }
.page-head__title span { color: var(--c-gold); }
.page-head__desc { color: var(--c-muted); margin-top: 1em; }

.post-list { display: grid; gap: clamp(24px, 3vw, 40px); }
.post-card { border-bottom: 1px solid var(--c-line-soft); padding-bottom: clamp(24px, 3vw, 40px); }
.post-card__link { display: grid; grid-template-columns: 200px 1fr; gap: 28px; align-items: center; }
.post-card--search .post-card__link { grid-template-columns: 1fr; }
.post-card__thumb img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.post-card .post-date { font-family: var(--font-latin); color: var(--c-muted); letter-spacing: .1em; font-size: .8rem; }
.post-card__title { font-size: 1.2rem; margin: .4em 0 .5em; letter-spacing: .04em; }
.post-card__excerpt { color: var(--c-muted); font-size: .88rem; }

.entry__head { margin-bottom: clamp(24px, 4vw, 40px); }
.entry__head .post-date { font-family: var(--font-latin); color: var(--c-gold); letter-spacing: .12em; font-size: .85rem; }
.entry__title { font-size: clamp(1.6rem, 3.2vw, 2.4rem); margin-top: .4em; letter-spacing: .05em; line-height: 1.5; }
.entry__thumb { margin: 0 0 clamp(24px, 4vw, 44px); }
.entry__content { line-height: 2; }
.entry__content > * + * { margin-top: 1.5em; }
.entry__content h2 { font-size: 1.5rem; margin-top: 2em; padding-bottom: .4em; border-bottom: 1px solid var(--c-line-soft); }
.entry__content h3 { font-size: 1.25rem; margin-top: 1.8em; }
.entry__content a { color: var(--c-gold-light); text-decoration: underline; text-underline-offset: 3px; }
.entry__content img { margin-inline: auto; }
.entry__content blockquote {
	border-left: 2px solid var(--c-gold);
	padding-left: 1.4em; color: var(--c-muted); font-style: italic;
}
.entry__tags { display: flex; flex-wrap: wrap; gap: .6em; margin-top: 2.4em; }
.entry__tags li { font-size: .76rem; color: var(--c-muted); border: 1px solid var(--c-line); padding: .3em .9em; border-radius: 999px; }

.post-nav { display: flex; justify-content: space-between; gap: 20px; margin-top: clamp(40px, 6vw, 72px); font-size: .85rem; color: var(--c-muted); }
.post-nav a:hover { color: var(--c-gold-light); }

/* Pagination */
.pagination { margin-top: clamp(40px, 6vw, 72px); display: flex; justify-content: center; }
.pagination .nav-links { display: flex; gap: .5em; flex-wrap: wrap; }
.pagination .page-numbers {
	display: inline-flex; align-items: center; justify-content: center;
	min-width: 42px; height: 42px; padding: 0 .6em;
	border: 1px solid var(--c-line); font-family: var(--font-latin); font-size: .85rem;
}
.pagination .page-numbers.current { background: var(--c-gold); color: #000; border-color: var(--c-gold); }
.pagination a.page-numbers:hover { border-color: var(--c-gold); color: var(--c-gold-light); }

/* Search form */
.search-form { display: flex; gap: 8px; max-width: 420px; margin: 1.5em 0; }
.search-form .search-field {
	flex: 1; background: var(--c-bg-soft); border: 1px solid var(--c-line);
	color: var(--c-text); padding: .8em 1em; font-family: var(--font-sans);
}
.search-form .search-field:focus { outline: none; border-color: var(--c-gold); }
.search-form .search-submit {
	background: var(--c-gold); color: #000; border: 0; padding: 0 1.4em; cursor: pointer;
	font-family: var(--font-latin); letter-spacing: .1em;
}

/* 404 */
.error-404 { text-align: center; }
.error-404__code { font-family: var(--font-latin); font-size: clamp(4rem, 12vw, 8rem); color: var(--c-gold); line-height: 1; }
.error-404__body { display: flex; flex-direction: column; align-items: center; gap: 1.4em; }
.error-404__body .search-form { justify-content: center; }

.no-results { color: var(--c-muted); }

/* =========================================================
   下層ページ共通 FV バンド
   ========================================================= */
.page-fv {
	position: relative;
	height: clamp(320px, 42vw, 560px);
	overflow: hidden;
}
.page-fv__img { position: absolute; inset: 0; }
.page-fv__img img { width: 100%; height: 100%; object-fit: cover; }
/* ヘッダー（固定・透過）のナビ視認性を上げる上部スクリム */
.page-fv::after {
	content: "";
	position: absolute; inset: 0;
	background: linear-gradient(180deg, rgba(6,6,8,.55) 0%, rgba(6,6,8,0) 30%);
	pointer-events: none;
}

/* =========================================================
   CONCEPT ページ
   ========================================================= */
.concept-message { padding-block: clamp(60px, 9vw, 120px); }
.concept-message__inner {
	max-width: var(--container);
	margin-inline: auto;
	padding-inline: var(--gutter);
	display: grid;
	grid-template-columns: minmax(200px, 300px) 1fr;
	gap: clamp(36px, 6vw, 90px);
	align-items: start;
}
.concept-message__logo img { width: clamp(160px, 18vw, 210px); height: auto; }
.concept-message__title {
	font-size: clamp(1.8rem, 4.2vw, 3.3rem);
	line-height: 1.55;
	letter-spacing: .06em;
	margin-bottom: clamp(28px, 4vw, 48px);
}
.concept-message__text p {
	color: rgba(244, 242, 238, .85);
	margin-bottom: 1.8em;
	letter-spacing: .05em;
	line-height: 2.1;
	font-size: clamp(.9rem, 1.6vw, 1rem);
}
.concept-message__text p:last-child { margin-bottom: 0; }

@media (max-width: 900px) {
	.concept-message__inner { grid-template-columns: 1fr; }
	.concept-message__logo { text-align: center; }
	.concept-message__logo img { margin-inline: auto; }
}

/* =========================================================
   COMPANY ページ
   ========================================================= */
.company-page {
	padding-top: calc(var(--header-h) + clamp(48px, 8vw, 96px));
	padding-bottom: clamp(60px, 9vw, 120px);
}
.company-page__inner {
	max-width: 760px;
	margin-inline: auto;
	padding-inline: var(--gutter);
}

.page-head--center { text-align: center; }
.page-head__title--gold {
	color: var(--c-gold);
	letter-spacing: .14em;
}

.company-logo {
	text-align: center;
	margin: clamp(28px, 5vw, 56px) 0 clamp(36px, 6vw, 64px);
}
.company-logo img {
	width: clamp(180px, 22vw, 230px);
	height: auto;
	margin-inline: auto;
}

.company-table { width: 100%; border-collapse: collapse; }
.company-table th,
.company-table td {
	text-align: left;
	padding: 1.35em 0;
	border-bottom: 1px solid var(--c-line-soft);
	font-weight: 400;
	vertical-align: top;
	letter-spacing: .04em;
	line-height: 1.8;
}
.company-table tr:first-child th,
.company-table tr:first-child td { border-top: 1px solid var(--c-line-soft); }
.company-table th {
	width: 150px;
	color: var(--c-muted);
	font-size: .9rem;
	white-space: nowrap;
	padding-right: 1.5em;
}
.company-table td { color: var(--c-text); font-size: .95rem; }
.company-table a { color: var(--c-gold-light); text-underline-offset: 3px; }
.company-table a:hover { text-decoration: underline; }

.company-map { margin-top: clamp(30px, 5vw, 52px); }
.company-map iframe {
	display: block;
	width: 100%;
	aspect-ratio: 4 / 3;
	height: auto;
	border: 0;
}

@media (max-width: 560px) {
	.company-table th {
		width: 96px;
		font-size: .82rem;
		padding-right: 1em;
	}
	.company-table td { font-size: .88rem; }
}

/* =========================================================
   SERVICE ページ
   ========================================================= */

/* ---- ヒーロー（背景 + キャッチ + 3事業カード）---- */
.service-hero {
	position: relative;
	min-height: 100svh;
	display: flex;
	align-items: center;
	padding-top: calc(var(--header-h) + clamp(40px, 6vw, 72px));
	padding-bottom: clamp(48px, 7vw, 96px);
	overflow: hidden;
}
.service-hero__bg { position: absolute; inset: 0; z-index: 0; }
.service-hero__bg img { width: 100%; height: 100%; object-fit: cover; }
.service-hero__bg::after {
	content: "";
	position: absolute; inset: 0;
	background:
		linear-gradient(90deg, rgba(6,6,8,.9) 0%, rgba(6,6,8,.55) 45%, rgba(6,6,8,.25) 100%),
		linear-gradient(0deg, rgba(6,6,8,.8) 0%, rgba(6,6,8,0) 45%);
}
.service-hero__inner {
	position: relative;
	z-index: 1;
	width: 100%;
	max-width: var(--container);
	margin-inline: auto;
	padding-inline: var(--gutter);
	display: grid;
	grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
	gap: clamp(32px, 5vw, 72px);
	align-items: center;
}
.service-hero__catch {
	font-size: clamp(2rem, 5vw, 3.8rem);
	font-weight: 700;
	line-height: 1.5;
	letter-spacing: .08em;
	text-shadow: 0 2px 30px rgba(0,0,0,.5);
}
.service-hero__catch span { display: block; }
.service-hero__catch em { font-style: normal; color: var(--c-gold); }
.service-hero__text {
	margin-top: clamp(20px, 3vw, 32px);
	color: rgba(244,242,238,.82);
	font-size: clamp(.9rem, 1.5vw, 1rem);
	line-height: 2;
	letter-spacing: .05em;
	max-width: 30em;
}

/* 3事業カード */
.service-hero__cards {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: clamp(12px, 1.6vw, 20px);
}
.service-card {
	background: rgba(10,10,12,.55);
	border: 1px solid var(--c-line-soft);
	backdrop-filter: blur(4px);
	transition: border-color .3s var(--ease), transform .3s var(--ease);
}
.service-card:hover { border-color: var(--c-gold); transform: translateY(-4px); }
.service-card__link { display: flex; flex-direction: column; height: 100%; }
.service-card__thumb { overflow: hidden; }
.service-card__thumb img {
	width: 100%;
	aspect-ratio: 3 / 4;
	object-fit: cover;
	transition: transform .6s var(--ease);
}
.service-card:hover .service-card__thumb img { transform: scale(1.05); }
.service-card__body {
	display: flex;
	flex-direction: column;
	align-items: flex-start;
	gap: .7em;
	padding: clamp(14px, 1.6vw, 22px) clamp(14px, 1.4vw, 20px) clamp(18px, 1.8vw, 24px);
	flex: 1;
}
.service-card__title {
	font-family: var(--font-serif);
	font-weight: 600;
	font-size: clamp(.95rem, 1.5vw, 1.08rem);
	letter-spacing: .06em;
}
.service-card__desc {
	color: var(--c-muted);
	font-size: clamp(.72rem, 1vw, .8rem);
	line-height: 1.8;
	letter-spacing: .03em;
}
/* カード内 CTA 矢印は自己完結した円形アイコンにして「崩れ」を防ぐ。 */
.service-card__arrow {
	margin-top: auto;
	width: 38px;
	height: 38px;
	border: 1px solid var(--c-gold);
	border-radius: 50%;
	background: transparent;
	color: var(--c-gold);
	transition: background .3s var(--ease), color .3s var(--ease), border-color .3s var(--ease);
}
/* 継承した線＋矢尻ではなく、円の中央に収まる山型（>）に上書き。 */
.service-card__arrow::after {
	left: 50%;
	right: auto;
	top: 50%;
	width: 7px;
	height: 7px;
	transform: translate(-65%, -50%) rotate(45deg);
	transform-origin: center;
}
.service-card:hover .service-card__arrow {
	background: var(--c-gold);
	border-color: var(--c-gold);
	color: #14110b;
}

/* ---- 事業詳細セクション ---- */
.service-detail { padding-block: clamp(64px, 9vw, 130px); }
.service-detail--alt { background: var(--c-bg-alt); }
.service-detail__inner {
	max-width: var(--container);
	margin-inline: auto;
	padding-inline: var(--gutter);
}
.service-detail__head { margin-bottom: clamp(32px, 5vw, 56px); }
.service-detail__title {
	font-size: clamp(1.7rem, 3.4vw, 2.6rem);
	letter-spacing: .08em;
	line-height: 1.4;
}
.service-detail__latin { margin-top: .5em; }

.service-detail__body {
	display: grid;
	grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
	gap: clamp(32px, 5vw, 72px);
	align-items: center;
}
.service-detail__figure { margin: 0; overflow: hidden; }
.service-detail__figure img {
	width: 100%;
	aspect-ratio: 3 / 2;
	object-fit: cover;
}
.service-detail__catch {
	font-size: clamp(1.4rem, 2.8vw, 2.2rem);
	font-weight: 600;
	line-height: 1.6;
	letter-spacing: .06em;
	margin-bottom: clamp(20px, 3vw, 32px);
}
.service-detail__catch span { display: block; }
.service-detail__lead {
	color: rgba(244,242,238,.82);
	font-size: clamp(.88rem, 1.5vw, .96rem);
	line-height: 2.1;
	letter-spacing: .04em;
}
.service-detail__foot { margin-top: clamp(28px, 4vw, 44px); }

/* ---- SERVICE ページ レスポンシブ ---- */

/*
 * 中間PCサイズ（〜1200px かつ 901px 以上）:
 * タイトルとカードを横並び（PCデザイン）のまま維持し、
 * 余白・文字サイズを詰めて 1024px 前後でも破綻なく収める。
 */
@media (min-width: 901px) and (max-width: 1200px) {
	.service-hero__inner {
		grid-template-columns: minmax(0, 1fr) minmax(0, 1.22fr);
		gap: clamp(24px, 3vw, 44px);
	}
	.service-hero__catch { font-size: clamp(1.8rem, 4.3vw, 3rem); }
	.service-hero__text { margin-top: clamp(16px, 2.4vw, 24px); font-size: .88rem; }
	.service-hero__cards { gap: clamp(10px, 1.2vw, 16px); }
	.service-card__body { padding: clamp(11px, 1.3vw, 16px) clamp(11px, 1.2vw, 15px) clamp(14px, 1.5vw, 18px); }
	.service-card__title { font-size: clamp(.86rem, 1.35vw, 1rem); }
	.service-card__desc { font-size: clamp(.68rem, .95vw, .76rem); }
}

/* タブレット以下（〜900px）: ヒーローを縦積み（タイトル上・カード下） */
@media (max-width: 900px) {
	.service-hero__inner { grid-template-columns: 1fr; }
	.service-hero__cards { max-width: 640px; }

	.service-detail__body { grid-template-columns: 1fr; gap: clamp(24px, 5vw, 40px); }
	.service-detail__figure { order: -1; }
}

@media (max-width: 560px) {
	.service-hero__cards { grid-template-columns: 1fr; max-width: 360px; }
	.service-card__link { flex-direction: row; }
	.service-card__thumb { width: 40%; flex-shrink: 0; }
	.service-card__thumb img { aspect-ratio: 3 / 4; height: 100%; }
	.service-card__body { flex: 1; }
	.service-hero__catch { font-size: 1.9rem; line-height: 1.6; }
}

@media (max-width: 400px) {
	.service-hero__catch { font-size: 1.65rem; }
	.service-detail__catch { font-size: 1.25rem; }
}

/* =========================================================
   下層ページ共通ラッパー（PRIVACY / CONTACT / THANKS）
   ========================================================= */
.lower-page {
	padding-top: calc(var(--header-h) + clamp(48px, 8vw, 96px));
	padding-bottom: clamp(60px, 9vw, 120px);
}
.lower-page__inner {
	max-width: 860px;
	margin-inline: auto;
	padding-inline: var(--gutter);
}
.lower-page__inner--narrow { max-width: 720px; }

/* =========================================================
   PRIVACY POLICY ページ
   ========================================================= */
.policy__intro {
	margin-bottom: clamp(32px, 5vw, 56px);
	line-height: 2.1;
	letter-spacing: .04em;
}
.policy__section { margin-bottom: clamp(30px, 4.5vw, 52px); }
.policy__heading {
	font-size: 1.05rem;
	font-weight: 500;
	letter-spacing: .06em;
	margin-bottom: 1em;
	color: var(--c-text);
}
.policy__section p {
	color: rgba(244, 242, 238, .8);
	line-height: 2;
	font-size: .92rem;
	margin-bottom: .4em;
}
.policy__list { margin-top: .6em; }
.policy__list li {
	color: rgba(244, 242, 238, .8);
	line-height: 2;
	font-size: .92rem;
}
.policy__contact { margin-top: 1em; }
.policy__contact p { margin-bottom: .1em; }
.policy__contact a { color: var(--c-gold-light); }
.policy__contact a:hover { text-decoration: underline; text-underline-offset: 3px; }

/* =========================================================
   CONTACT ページ（Contact Form 7）
   ========================================================= */
.contact-form { margin-top: clamp(36px, 6vw, 64px); }

/* 入力行（下線スタイル） */
.contact-form__row { border-bottom: 1px solid var(--c-line); }
.contact-form__row + .contact-form__row { margin-top: clamp(14px, 2vw, 22px); }
.contact-form__row .wpcf7-form-control-wrap { display: block; }
.contact-form input[type="text"],
.contact-form input[type="tel"],
.contact-form input[type="email"],
.contact-form textarea {
	width: 100%;
	background: transparent;
	border: 0;
	color: var(--c-text);
	font-family: var(--font-sans);
	font-size: 1rem;
	letter-spacing: .04em;
	padding: 1em 0;
}
.contact-form input:focus,
.contact-form textarea:focus { outline: none; }
.contact-form__row:focus-within { border-color: var(--c-gold); }
.contact-form ::placeholder { color: rgba(244, 242, 238, .55); }

/* メッセージ欄（枠線ボックス） */
.contact-form__message {
	border: 1px solid var(--c-line);
	margin-top: clamp(24px, 3vw, 38px);
}
.contact-form__message .wpcf7-form-control-wrap { display: block; }
.contact-form__message textarea {
	min-height: 220px;
	padding: 1.1em 1.2em;
	resize: vertical;
}
.contact-form__message:focus-within { border-color: var(--c-gold); }

/* 注記 */
.contact-form__note {
	text-align: center;
	color: var(--c-muted);
	font-size: .88rem;
	margin: clamp(26px, 3.5vw, 40px) 0;
}
.contact-form__note a { color: var(--c-gold-light); text-decoration: underline; text-underline-offset: 3px; }

/* 送信ボタン */
.contact-form__submit { text-align: center; }
.contact-form .wpcf7-submit {
	background: var(--c-gold);
	color: #14110b;
	border: 0;
	cursor: pointer;
	font-family: var(--font-latin);
	letter-spacing: .18em;
	font-size: .92rem;
	padding: 1.05em 3.6em;
	transition: background .3s var(--ease);
}
.contact-form .wpcf7-submit:hover { background: var(--c-gold-light); }
.contact-form .wpcf7-submit:disabled { opacity: .5; cursor: default; }

/* CF7 バリデーション / レスポンス */
.contact-form .wpcf7-not-valid-tip {
	color: #e5836b;
	font-size: .8rem;
	margin-top: .5em;
	display: block;
}
.contact-form .wpcf7-response-output {
	border: 1px solid var(--c-line) !important;
	color: var(--c-text);
	padding: 1em 1.2em !important;
	margin: 1.6em 0 0 !important;
	font-size: .88rem;
}
.contact-form .wpcf7-spinner { margin: .4em auto 0; }

/* =========================================================
   THANKS（送信完了）ページ
   ========================================================= */
.thanks-page__body { text-align: center; }
.thanks-page__body p {
	color: rgba(244, 242, 238, .85);
	line-height: 2;
	margin-bottom: 1em;
}
.thanks-page__home { margin-top: clamp(32px, 4vw, 48px); }

/* =========================================================
   NEWS 一覧
   ========================================================= */
.news-archive__list {
	margin-top: clamp(36px, 6vw, 64px);
	display: grid;
	gap: clamp(20px, 3vw, 32px);
}
.news-card { border: 1px solid var(--c-line-soft); transition: border-color .3s var(--ease); }
.news-card:hover { border-color: var(--c-gold); }
.news-card__link {
	display: grid;
	grid-template-columns: 260px 1fr;
	gap: clamp(20px, 3vw, 40px);
	align-items: center;
}
.news-card__thumb { margin: 0; overflow: hidden; align-self: stretch; }
.news-card__thumb img {
	width: 100%;
	height: 100%;
	min-height: 160px;
	object-fit: cover;
	transition: transform .6s var(--ease);
}
.news-card:hover .news-card__thumb img { transform: scale(1.04); }
.news-card__noimg { display: block; width: 100%; height: 100%; min-height: 160px; background: var(--c-bg-soft); }
.news-card__body { padding: clamp(18px, 2.5vw, 28px) clamp(20px, 3vw, 34px) clamp(18px, 2.5vw, 28px) 0; }
.news-card__body .post-date {
	font-family: var(--font-latin);
	color: var(--c-muted);
	letter-spacing: .12em;
	font-size: .8rem;
}
.news-card__title {
	font-size: 1.15rem;
	letter-spacing: .04em;
	line-height: 1.6;
	margin: .5em 0 .6em;
}
.news-card:hover .news-card__title { color: var(--c-gold-light); }
.news-card__excerpt { color: var(--c-muted); font-size: .86rem; line-height: 1.9; }
.news-card__more {
	display: inline-block;
	margin-top: 1em;
	font-family: var(--font-latin);
	letter-spacing: .2em;
	font-size: .7rem;
	color: var(--c-gold);
}
.news-archive__empty { color: var(--c-muted); text-align: center; margin-top: 3em; }

/* =========================================================
   NEWS 詳細
   ========================================================= */
.entry__head--center { text-align: center; margin-bottom: clamp(28px, 4vw, 44px); }
.entry__label {
	display: inline-block;
	font-family: var(--font-latin);
	letter-spacing: .28em;
	font-size: .72rem;
	color: var(--c-gold);
	margin-bottom: 1em;
}
.entry__head--center .post-date {
	display: block;
	font-family: var(--font-latin);
	color: var(--c-muted);
	letter-spacing: .12em;
	font-size: .85rem;
	margin-bottom: .6em;
}
.single-news .entry__title { font-size: clamp(1.5rem, 3vw, 2.2rem); }
.single-news .entry__thumb { margin: 0 0 clamp(28px, 4vw, 48px); }
.single-news .entry__thumb img { width: 100%; }

.single-news__back { margin-top: clamp(36px, 5vw, 56px); text-align: center; }
.more-link__arrow--back { transform: scaleX(-1); }
.single-news__back .more-link:hover .more-link__arrow--back { transform: scaleX(-1) translateX(6px); }

/* =========================================================
   Scroll reveal
   ========================================================= */
/* JS が有効なときのみ初期状態を隠す（JS 無効/失敗時はそのまま表示）。 */
.js [data-reveal] {
	opacity: 0;
	transform: translateY(28px);
	transition: opacity .9s var(--ease), transform .9s var(--ease);
}
.js [data-reveal].is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
	html { scroll-behavior: auto; }
	[data-reveal] { opacity: 1; transform: none; transition: none; }
}

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width: 900px) {
	/* 3つの価値: 中央寄せ + VIEW MORE を最下部へ */
	.concept__inner {
		grid-template-columns: 1fr;
		grid-template-areas:
			"intro"
			"values"
			"more";
		row-gap: clamp(32px, 5vw, 52px);
		justify-items: center;
		text-align: center;
	}
	.concept__intro { text-align: center; }
	.concept__note { margin-bottom: 0; }
	.concept__title::after { left: 50%; transform: translateX(-50%); }
	.value-list { gap: 32px; margin-inline: auto; }
	.value-card { text-align: center; }
	.value-card__icon img { margin-inline: auto; }
	.concept__more { text-align: center; }

	/* フッター: ロゴとコンタクトを横並び、その下に企業情報 */
	.site-footer__inner {
		grid-template-columns: auto 1fr;
		grid-template-areas:
			"brand actions"
			"company company";
		column-gap: clamp(20px, 4vw, 40px);
		row-gap: clamp(28px, 5vw, 44px);
		align-items: center;
	}
	.site-footer__brand   { grid-area: brand; }
	.site-footer__actions { grid-area: actions; align-items: flex-end; }
	.site-footer__company { grid-area: company; }
}

@media (max-width: 768px) {
	:root { --header-h: 64px; }

	/* Mobile nav（ヘッダー下から全画面・黒背景・全項目表示） */
	.site-nav__toggle { display: block; }
	.site-nav__list {
		position: fixed;
		top: var(--header-h);
		left: 0;
		right: 0;
		bottom: 0;
		z-index: 90;
		flex-direction: column;
		justify-content: center;
		align-items: center;
		gap: 1.6em;
		background: #0a0a0c;
		transform: translateX(100%);
		transition: transform .4s var(--ease);
		padding: 40px var(--gutter);
		overflow-y: auto;
		/* メニュー内スクロールを背景へ波及させない */
		overscroll-behavior: contain;
	}
	body.nav-open .site-nav__list { transform: translateX(0); }
	/*
	 * スクロールロック（body overflow:hidden）は行わない。
	 * これを行うとスクロールバーが消えてレイアウト幅が変わり、ブラウザ（Firefox 等）
	 * によっては max-width:768px の判定が反転してメニューが閉じてしまう（押すと戻る現象）。
	 * メニューは不透明な全画面オーバーレイのため、背景スクロールは見えない。
	 */
	/*
	 * メニュー展開時はヘッダーを黒背景にしてロゴを見せる。
	 * さらに backdrop-filter を解除する。backdrop-filter が有効だと
	 * ヘッダーが fixed 子要素の基準（含有ブロック）になり、オーバーレイが
	 * ヘッダーの高さに閉じ込められてしまう（スクロール時に見切れる原因）。
	 */
	body.nav-open .site-header {
		background: #0a0a0c;
		height: var(--header-h);
		backdrop-filter: none;
		-webkit-backdrop-filter: none;
	}
	.site-nav__list a { font-size: 1.1rem; letter-spacing: .24em; }

	/* FV 画像はレスポンシブ時に卵（右側）へフォーカス */
	.hero__bg img { object-position: 74% center; }

	.value-list { grid-template-columns: 1fr; max-width: 340px; }
	.news-list__link { grid-template-columns: 90px 1fr; row-gap: 4px; }
	.news-list__more { display: none; }
	.service__gallery { grid-template-columns: 1fr; }
	.service__figure--logo { order: -1; }
	.service__foot { justify-content: center; }
	.post-card__link { grid-template-columns: 1fr; }
}

/* ---- 大型モニター（1600px 以上）---- */
@media (min-width: 1600px) {
	:root { --container: 1280px; }
	.hero__catch { font-size: clamp(4.6rem, 4.4vw, 5.6rem); }
	.hero__inner,
	.lower-page__inner { --container: 1280px; }
}

/* ---- タブレット横（1024px 以下）---- */
@media (max-width: 1024px) {
	.value-list { gap: clamp(20px, 3vw, 36px); }
	.news-list__link { grid-template-columns: 110px 1fr auto; }
}

/* ---- News カード: 640px 以下で縦積み ---- */
@media (max-width: 640px) {
	.news-card__link { grid-template-columns: 1fr; }
	.news-card__thumb { aspect-ratio: 16 / 9; }
	.news-card__thumb img,
	.news-card__noimg { min-height: 0; height: 100%; }
	.news-card__body { padding: clamp(16px, 4vw, 24px); }
	.news-card__title { font-size: 1.05rem; }
}

/* ---- スマートフォン（560px 以下）---- */
@media (max-width: 560px) {
	/* ヒーロー見出しの改行崩れ防止 */
	.hero__catch { font-size: 2rem; line-height: 1.6; }

	/* 下層ページ見出し（contact 等の改行崩れ防止） */
	.page-head__title { font-size: 1.7rem; letter-spacing: .08em; }
	.page-head__title--gold { letter-spacing: .1em; }

	/* コンセプト大見出し */
	.concept-message__title { font-size: clamp(1.5rem, 6.5vw, 2rem); }

	/* 前後ナビを縦積みに */
	.post-nav { flex-direction: column; gap: 10px; }
	.post-nav__prev,
	.post-nav__next { text-align: left; }

	/* News 詳細タイトル */
	.single-news .entry__title { font-size: 1.4rem; }

	/* 企業情報テーブルの縦位置調整 */
	.company-table th { padding-top: 1.4em; }
}

/* ---- 小型スマートフォン（400px 以下）---- */
@media (max-width: 400px) {
	.hero__catch { font-size: 1.72rem; }
	.page-head__title { font-size: 1.5rem; }
	.value-card__desc { font-size: .82rem; }
	.news-list__link { grid-template-columns: 84px 1fr; }
	.company-table th { width: 84px; font-size: .78rem; }
}