/* =============================================================
   施工事例 詳細 — case-single.css v2
   AD AGENCY × MAGAZINE EDITORIAL
   ============================================================= */

/* ------------------------------------------------------------------
   TOKENS
   ------------------------------------------------------------------ */
.dsc {
	--dc-red       : #c8161c;
	--dc-yellow    : #fed500;
	--dc-ink       : #0f1216;
	--dc-text      : #2a2e34;
	--dc-sub       : #565c66;
	--dc-muted     : #8a909a;
	--dc-faint     : #b8bdc5;
	--dc-line      : #e6e2dc;
	--dc-line-soft : #ede9e2;
	--dc-canvas    : #f9f7f2;
	--dc-warm      : #faf8f3;
	--dc-white     : #ffffff;
	--dc-radius    : 4px;
	--dc-radius-m  : 8px;
	--dc-shadow    : 0 3px 24px rgba(15, 18, 22, .1);
	--dc-shadow-lg : 0 30px 80px -30px rgba(15, 18, 22, .35);

	/* タイポ */
	--dc-font-sans : "Noto Sans JP", "游ゴシック Medium", "Yu Gothic Medium", "Hiragino Kaku Gothic ProN", system-ui, sans-serif;
	--dc-font-serif: "Noto Serif JP", "游明朝", YuMincho, "Hiragino Mincho ProN", serif;
	--dc-font-en   : "Inter", "Helvetica Neue", Arial, sans-serif;

	/* レイアウト */
	--dc-container : 1100px;
	--dc-pad-x     : clamp(20px, 5vw, 48px);
	--dc-prose     : 660px;
	--dc-rail      : 240px;
	--dc-rhythm    : clamp(48px, 7vw, 96px);
}

/* =============================================================
   LAYOUT RESET — 親テーマ TCD干渉除去
   ============================================================= */
.dsc-outer {
	background: var(--dc-white);
	min-height: 60vh;
}

#main_col.dsc-wrap {
	display: block !important;
	width: 100% !important;
	max-width: 100% !important;
	margin: 0 !important;
	padding: 0 !important;
	float: none !important;
}

#main_col.dsc-wrap #left_col.dsc-left {
	float: none !important;
	width: 100% !important;
	max-width: none !important;
	margin: 0 !important;
	padding: 0 !important;
}

#main_col.dsc-wrap #article.dsc-article {
	background: transparent !important;
	border: 0 !important;
	padding: 0 !important;
	width: 100% !important;
	max-width: 100% !important;
}

#main_col.dsc-wrap ~ #side_col {
	display: none !important;
}

.dsc {
	font-family: var(--dc-font-sans);
	color: var(--dc-text);
	font-feature-settings: "palt";
	-webkit-font-smoothing: antialiased;
	background: var(--dc-white);
}

/* =============================================================
   CONTAINER
   ============================================================= */
.dsc-container {
	width: 100%;
	max-width: var(--dc-container);
	margin: 0 auto;
	padding: 0 var(--dc-pad-x);
	box-sizing: border-box;
}

/* =============================================================
   [1] ARTICLE HEAD — 中央寄せ・極限まで余白
   ============================================================= */
.dsc-head {
	padding: clamp(40px, 6vw, 80px) 0 clamp(28px, 4vw, 44px);
	text-align: center;
}

.dsc-head__cat {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	margin: 0 0 clamp(20px, 3vw, 32px);
	font-family: var(--dc-font-en);
	font-size: 11px;
	font-weight: 700;
	letter-spacing: .22em;
	color: var(--dc-muted);
	text-transform: uppercase;
}

.dsc-head__bullet {
	display: inline-block;
	width: 5px;
	height: 5px;
	background: var(--dc-ink);
	border-radius: 50%;
}

.dsc-head__car {
	margin: 0 0 14px;
	font-family: var(--dc-font-en);
	font-size: clamp(11.5px, 1.2vw, 13px);
	font-weight: 700;
	letter-spacing: .26em;
	color: var(--dc-muted);
	text-transform: uppercase;
}

.dsc-head__title {
	max-width: 820px;
	margin: 0 auto clamp(16px, 2vw, 22px);
	font-family: var(--dc-font-sans);
	font-size: clamp(20px, 3vw, 34px);
	font-weight: 900;
	line-height: 1.45;
	letter-spacing: .02em;
	color: var(--dc-ink);
}

.dsc-head__meta {
	display: inline-flex;
	align-items: center;
	flex-wrap: wrap;
	justify-content: center;
	gap: 4px 10px;
	margin: 0;
	font-size: 11.5px;
	color: var(--dc-muted);
	letter-spacing: .12em;
}

.dsc-head__meta time {
	font-family: var(--dc-font-en);
	font-weight: 600;
}

.dsc-head__meta-sep {
	opacity: .45;
}

/* =============================================================
   [2] HERO FRAME — カード型写真
   ============================================================= */
.dsc-hero {
	margin: 0 0 clamp(48px, 7vw, 88px);
}

.dsc-hero__frame {
	margin: 0;
	overflow: hidden;
	border-radius: var(--dc-radius-m);
	background: var(--dc-canvas);
	box-shadow: var(--dc-shadow-lg);
	aspect-ratio: 16 / 10;
}

.dsc-hero__img {
	display: block;
	width: 100%;
	height: 100%;
	object-fit: cover;
	object-position: center 45%;
}

/* =============================================================
   [3] 2-COLUMN CONTENT
   ============================================================= */
.dsc-main {
	padding: 0 0 var(--dc-rhythm);
}

.dsc-grid {
	display: grid;
	grid-template-columns: var(--dc-rail) minmax(0, 1fr);
	gap: clamp(40px, 5.5vw, 80px);
	align-items: start;
}

@media (max-width: 899px) {
	.dsc-grid {
		grid-template-columns: 1fr;
		gap: 32px;
	}
}

/* ===== LEFT: Sticky Meta Rail ===== */
.dsc-rail {
	min-width: 0;
}

.dsc-rail__sticky {
	position: sticky;
	top: 92px;
	display: flex;
	flex-direction: column;
	gap: clamp(28px, 3.5vw, 40px);
}

.dsc-rail__block {
	border-top: 1px solid var(--dc-ink);
	padding-top: 16px;
}

.dsc-rail__h {
	margin: 0 0 14px;
	font-family: var(--dc-font-en);
	font-size: 10.5px;
	font-weight: 800;
	letter-spacing: .26em;
	color: var(--dc-ink);
	text-transform: uppercase;
	line-height: 1;
}

/* INDEX */
.dsc-rail__idx {
	list-style: none;
	margin: 0;
	padding: 0;
	counter-reset: idx;
	display: flex;
	flex-direction: column;
	gap: 8px;
}

.dsc-rail__idx li {
	counter-increment: idx;
}

.dsc-rail__idx a {
	display: flex;
	align-items: baseline;
	gap: 10px;
	font-size: 12.5px;
	font-weight: 600;
	color: var(--dc-sub);
	text-decoration: none;
	letter-spacing: .04em;
	line-height: 1.5;
	transition: color .15s;
}

.dsc-rail__idx a::before {
	content: counter(idx, decimal-leading-zero);
	font-family: var(--dc-font-en);
	font-size: 10px;
	font-weight: 700;
	color: var(--dc-faint);
	letter-spacing: .04em;
	min-width: 1.6em;
	transition: color .15s;
}

.dsc-rail__idx a:hover {
	color: var(--dc-red);
}

.dsc-rail__idx a:hover::before {
	color: var(--dc-red);
}

/* SPEC */
.dsc-rail__spec {
	margin: 0;
	display: grid;
	grid-template-columns: 1fr;
	gap: 0;
}

.dsc-rail__spec dt {
	font-size: 10px;
	font-weight: 700;
	letter-spacing: .18em;
	color: var(--dc-muted);
	text-transform: uppercase;
	font-family: var(--dc-font-en);
	margin: 14px 0 4px;
}

.dsc-rail__spec dt:first-child {
	margin-top: 0;
}

.dsc-rail__spec dd {
	margin: 0;
	font-size: 13px;
	font-weight: 700;
	color: var(--dc-ink);
	letter-spacing: .04em;
	line-height: 1.55;
}

/* CTA */
.dsc-rail__block--cta {
	border-top: 2px solid var(--dc-ink);
}

.dsc-rail__tel {
	display: block;
	margin: 4px 0 14px;
	font-family: var(--dc-font-en);
	font-size: clamp(18px, 2vw, 22px);
	font-weight: 800;
	color: var(--dc-ink);
	letter-spacing: .02em;
	text-decoration: none;
	line-height: 1.1;
	transition: color .15s;
}

.dsc-rail__tel:hover {
	color: var(--dc-red);
}

.dsc-rail__btn {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	padding: 10px 16px;
	background: var(--dc-ink);
	color: var(--dc-white);
	font-size: 11.5px;
	font-weight: 700;
	letter-spacing: .12em;
	text-decoration: none;
	border-radius: var(--dc-radius);
	border: 1.5px solid var(--dc-ink);
	transition: background .15s, border-color .15s;
}

.dsc-rail__btn:hover {
	background: var(--dc-white);
	border-color: var(--dc-ink);
	color: var(--dc-ink);
}

/* ===== RIGHT: Article Body ===== */
.dsc-article-body {
	min-width: 0;
}

.dsc-prose {
	max-width: var(--dc-prose);
	font-size: 15px;
	line-height: 2;
	color: var(--dc-text);
	letter-spacing: .04em;
}

/* 見出し */
.dsc-prose h2 {
	position: relative;
	margin: clamp(40px, 5vw, 60px) 0 22px;
	padding: 0 0 14px;
	font-size: clamp(17px, 1.9vw, 21px);
	font-weight: 900;
	line-height: 1.4;
	letter-spacing: .04em;
	color: var(--dc-ink);
	border-bottom: 1px solid var(--dc-line);
}

.dsc-prose h2:first-child {
	margin-top: 0;
}

.dsc-prose h2::before {
	content: '';
	position: absolute;
	bottom: -1px;
	left: 0;
	width: 48px;
	height: 3px;
	background: var(--dc-red);
}

.dsc-prose h3 {
	margin: 32px 0 12px;
	padding: 0 0 0 14px;
	font-size: clamp(14.5px, 1.5vw, 16.5px);
	font-weight: 800;
	line-height: 1.5;
	letter-spacing: .04em;
	color: var(--dc-ink);
	border-left: 3px solid var(--dc-red);
}

/* 段落 */
.dsc-prose p {
	margin: 0 0 1.1em;
	font-size: 15px;
	line-height: 2;
	color: var(--dc-text);
	letter-spacing: .04em;
}

.dsc-prose p:last-child {
	margin-bottom: 0;
}

/* 強調 */
.dsc-prose strong {
	font-weight: 800;
	color: var(--dc-ink);
	background: linear-gradient(transparent 65%, rgba(254, 213, 0, .55) 65%);
	padding: 0 .15em;
}

/* リンク（本文内テキストリンクのみ） */
.dsc-prose a:not(.deomobi-btn):not(.deomobi-btn-primary) {
	color: var(--dc-ink);
	text-decoration: none;
	border-bottom: 1px solid var(--dc-sub);
	font-weight: 600;
	transition: color .15s, border-color .15s;
}

.dsc-prose a:not(.deomobi-btn):not(.deomobi-btn-primary):hover {
	color: var(--dc-red);
	border-bottom-color: var(--dc-red);
}

/* 店舗ページ CTA（プラグインが本文末尾に挿入） */
.dsc-prose .deomobi-case-back {
	margin: clamp(40px, 5vw, 56px) 0 0;
	padding-top: clamp(28px, 4vw, 40px);
	border-top: 1px solid var(--dc-line);
	text-align: center;
}

.dsc-prose .deomobi-case-back .deomobi-btn,
.dsc-prose .deomobi-case-back a.deomobi-btn-primary {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	padding: 14px 28px;
	background: var(--dc-ink) !important;
	border: 1.5px solid var(--dc-ink) !important;
	border-radius: var(--dc-radius);
	color: var(--dc-white) !important;
	font-size: 13px;
	font-weight: 700;
	letter-spacing: .08em;
	line-height: 1.5;
	text-decoration: none !important;
	box-shadow: none;
	transition: background .15s, border-color .15s;
}

.dsc-prose .deomobi-case-back .deomobi-btn:hover,
.dsc-prose .deomobi-case-back a.deomobi-btn-primary:hover {
	background: var(--dc-red) !important;
	border-color: var(--dc-red) !important;
	color: var(--dc-white) !important;
	opacity: 1;
	filter: none;
}

/* リスト（ul: 赤丸ビュレット） */
.dsc-prose ul {
	list-style: none;
	margin: 0 0 1.4em;
	padding: 18px 22px;
	background: var(--dc-warm);
	border-left: 3px solid var(--dc-ink);
}

.dsc-prose ul li {
	position: relative;
	padding: 0 0 0 18px;
	margin-bottom: .5em;
	font-size: 14.5px;
	line-height: 1.85;
}

.dsc-prose ul li:last-child {
	margin-bottom: 0;
}

.dsc-prose ul li::before {
	content: '';
	position: absolute;
	left: 0;
	top: .75em;
	width: 6px;
	height: 6px;
	background: var(--dc-red);
}

.dsc-prose ul li strong {
	background: none;
	padding: 0;
}

/* リスト（ol: 番号デザイン） */
.dsc-prose ol {
	list-style: none;
	counter-reset: stepnum;
	margin: 0 0 1.4em;
	padding: 0;
	display: flex;
	flex-direction: column;
	gap: 14px;
}

.dsc-prose ol li {
	counter-increment: stepnum;
	position: relative;
	padding: 14px 18px 14px 60px;
	background: var(--dc-warm);
	border-radius: var(--dc-radius);
	font-size: 14.5px;
	line-height: 1.7;
	color: var(--dc-text);
}

.dsc-prose ol li::before {
	content: counter(stepnum, decimal-leading-zero);
	position: absolute;
	left: 18px;
	top: 14px;
	font-family: var(--dc-font-en);
	font-size: 13px;
	font-weight: 800;
	color: var(--dc-red);
	letter-spacing: .04em;
	line-height: 1.6;
}

/* 画像 */
.dsc-prose figure,
.dsc-prose .wp-block-image {
	margin: clamp(28px, 4vw, 40px) 0;
}

.dsc-prose figure img,
.dsc-prose .wp-block-image img {
	display: block;
	width: 100%;
	max-width: 100%;
	height: auto;
	border-radius: var(--dc-radius-m);
	box-shadow: var(--dc-shadow);
}

.dsc-prose figcaption {
	margin-top: 12px;
	font-size: 11.5px;
	color: var(--dc-muted);
	letter-spacing: .08em;
	line-height: 1.6;
	text-align: center;
}

/* テーブル */
.dsc-prose table {
	width: 100%;
	border-collapse: collapse;
	font-size: 13.5px;
	margin: 0 0 1.4em;
	background: var(--dc-white);
}

.dsc-prose th,
.dsc-prose td {
	padding: 12px 16px;
	border-bottom: 1px solid var(--dc-line);
	text-align: left;
	line-height: 1.7;
	vertical-align: top;
}

.dsc-prose th {
	width: 28%;
	background: var(--dc-canvas);
	font-weight: 700;
	color: var(--dc-ink);
	letter-spacing: .04em;
}

/* 注記（最後の段落で「※」始まり） */
.dsc-prose p:last-child:not(:first-child) {
	margin-top: 32px;
	padding-top: 20px;
	border-top: 1px solid var(--dc-line);
	font-size: 12px;
	color: var(--dc-muted);
	line-height: 1.85;
	letter-spacing: .04em;
}

/* =============================================================
   [4] SHOP BLOCK — 担当店舗
   ============================================================= */
.dsc-shop {
	background: var(--dc-canvas);
	border-top: 1px solid var(--dc-line);
	border-bottom: 1px solid var(--dc-line);
	padding: clamp(40px, 5vw, 64px) 0;
}

.dsc-shop__inner {
	max-width: 100%;
}

.dsc-shop__eyebrow {
	margin: 0 0 8px;
	font-family: var(--dc-font-en);
	font-size: 10.5px;
	font-weight: 800;
	letter-spacing: .26em;
	color: var(--dc-muted);
	text-transform: uppercase;
}

.dsc-shop__h {
	margin: 0 0 clamp(20px, 2.5vw, 28px);
	font-size: clamp(18px, 2vw, 22px);
	font-weight: 900;
	color: var(--dc-ink);
	letter-spacing: .04em;
	line-height: 1.3;
}

.dsc-shop__body {
	display: flex;
	align-items: center;
	justify-content: space-between;
	flex-wrap: wrap;
	gap: 16px 32px;
	padding: clamp(20px, 3vw, 32px) 0;
	border-top: 1px solid var(--dc-line);
}

.dsc-shop__main {
	flex: 1 1 320px;
	min-width: 0;
}

.dsc-shop__name {
	margin: 0 0 6px;
	font-size: clamp(15px, 1.5vw, 17px);
	font-weight: 800;
	color: var(--dc-ink);
	letter-spacing: .04em;
	line-height: 1.4;
}

.dsc-shop__addr {
	margin: 0;
	font-size: 13px;
	color: var(--dc-sub);
	line-height: 1.7;
	letter-spacing: .02em;
}

.dsc-shop__btn {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	padding: 14px 28px;
	background: var(--dc-ink);
	color: var(--dc-white);
	font-size: 13px;
	font-weight: 700;
	letter-spacing: .1em;
	text-decoration: none;
	border-radius: var(--dc-radius);
	border: 1.5px solid var(--dc-ink);
	transition: background .15s, color .15s, border-color .15s, gap .15s;
	white-space: nowrap;
}

.dsc-shop__btn:hover {
	background: var(--dc-white);
	border: 1.5px solid var(--dc-ink);
	color: var(--dc-ink);
	gap: 12px;
}

/* =============================================================
   [5] PREV / NEXT NAV
   ============================================================= */
.dsc-pnav {
	padding: clamp(36px, 5vw, 56px) 0 clamp(60px, 8vw, 96px);
	background: var(--dc-white);
}

.dsc-pnav__grid {
	display: grid;
	grid-template-columns: 1fr auto 1fr;
	align-items: center;
	gap: 16px;
}

.dsc-pnav__placeholder {
	display: block;
}

.dsc-pnav__item {
	display: flex;
	flex-direction: column;
	gap: 6px;
	text-decoration: none;
	color: var(--dc-text);
	min-width: 0;
	transition: color .15s;
}

.dsc-pnav__item:hover {
	color: var(--dc-red);
}

.dsc-pnav__item--next {
	text-align: right;
	align-items: flex-end;
}

.dsc-pnav__dir {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	font-family: var(--dc-font-en);
	font-size: 10.5px;
	font-weight: 800;
	letter-spacing: .26em;
	color: var(--dc-red);
	text-transform: uppercase;
}

.dsc-pnav__ttl {
	font-size: 13px;
	font-weight: 700;
	color: inherit;
	line-height: 1.5;
	letter-spacing: .04em;
	display: -webkit-box;
	-webkit-line-clamp: 2;
	-webkit-box-orient: vertical;
	overflow: hidden;
	max-width: 320px;
}

.dsc-pnav__back {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	padding: 12px 22px;
	border: 1.5px solid var(--dc-ink);
	border-radius: var(--dc-radius);
	font-size: 12px;
	font-weight: 700;
	letter-spacing: .14em;
	color: var(--dc-ink);
	text-decoration: none;
	white-space: nowrap;
	transition: background .15s, color .15s;
}

.dsc-pnav__back:hover {
	background: var(--dc-ink);
	color: var(--dc-white);
}

/* =============================================================
   RESPONSIVE
   ============================================================= */
@media (max-width: 899px) {
	.dsc-rail__sticky {
		position: static;
		flex-direction: row;
		flex-wrap: wrap;
		gap: 24px;
	}

	.dsc-rail__block {
		flex: 1 1 240px;
		min-width: 0;
	}
}

@media (max-width: 767px) {
	.dsc-head {
		padding: 28px 0 24px;
	}

	.dsc-hero__frame {
		aspect-ratio: 4 / 3;
		border-radius: var(--dc-radius);
		box-shadow: var(--dc-shadow);
	}

	.dsc-prose {
		font-size: 14.5px;
		line-height: 1.95;
	}

	.dsc-prose p {
		font-size: 14.5px;
		line-height: 1.95;
	}

	.dsc-pnav__grid {
		grid-template-columns: 1fr 1fr;
		grid-template-rows: auto auto;
		gap: 12px;
	}

	.dsc-pnav__back {
		grid-column: 1 / -1;
		justify-content: center;
		order: 99;
		margin-top: 8px;
	}

	.dsc-shop__body {
		flex-direction: column;
		align-items: flex-start;
	}

	.dsc-shop__btn {
		width: 100%;
		justify-content: center;
	}
}

@media (max-width: 479px) {
	.dsc-rail__sticky {
		flex-direction: column;
		gap: 28px;
	}

	.dsc-rail__block {
		flex: 1 1 100%;
	}
}