@charset "UTF-8";
@import url('https://fonts.googleapis.com/css2?family=Zen+Kaku+Gothic+New:wght@400;500;700&family=Zen+Old+Mincho:wght@600&display=swap');

/**
 * 症例マスタ（case_study）：一覧・詳細スタイル（Figma 準拠）
 */

:root {
	--case-band: #677475;     /* セクション見出し帯・一覧ヒーロー */
	--case-text: #262626;
	--case-tag-bg: #DADADA;   /* 施術タグ（薄グレー） */
	--case-concern: #B5A89C;  /* お悩みタグ（下線）・ベージュボタン */
	--case-gray: #818181;     /* プルダウン・戻るボタン・急上昇タグ */
	--case-soft: #F9F9F9;     /* セクション交互背景 */
	--case-search-bg: #ECECEC;
	--case-banner: #D9D9D9;
	--case-pickup: #9AB2B2;
}

.case-archive-main,
.case-single-main {
	font-family: 'Zen Kaku Gothic New', sans-serif;
	color: var(--case-text);
	letter-spacing: 0.06em;
}

/* 詳細ページは先頭にヒーロー画像が無いため、固定ヘッダーの下からコンテンツを開始する。
   これが無いとパンくず・「一覧に戻る」がヘッダーに覆われクリック不可になる */
.case-single-main {
	padding-top: 70px; /* SP/タブレット: 60pxヘッダー + 10px */
}

@media (min-width: 1401px) {
	.case-single-main {
		padding-top: 100px; /* PC: 90pxヘッダー帯 + 10px */
	}
}

.case-wrap {
	max-width: 1100px;
	margin: 0 auto;
	padding: 0 20px;
}

/* 一覧：ページネーション下の余白 */
.case-archive-main .case-wrap {
	padding-bottom: 60px;
}

/* ============================================================
   セクション見出し帯（施術内容 / 関連症例 / 料金表 …）
   ============================================================ */
.case-band {
	display: flex;
	align-items: center;
	justify-content: space-between;
	min-height: 62px;
	background: var(--case-band);
	padding: 8px 20px;
	margin: 0 0 24px;
}

.case-band h2 {
	margin: 0;
	color: #fff;
	font-family: 'Zen Old Mincho', serif;
	font-weight: 600;
	font-size: 25px;
	line-height: 1.4;
}

/* 帯の右に付くベージュボタン（View More / リスク・副作用） */
.case-band__btn,
.case-morebtn,
.case-riskbtn {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	background: var(--case-concern);
	color: #fff;
	font-family: 'Zen Kaku Gothic New', sans-serif;
	font-size: 18px;
	font-weight: 500;
	line-height: 1.3;
	text-decoration: none;
	padding: 4px 16px;
	border: none;
	border-radius: 3px;
	box-shadow: 2px 2px 4px rgba(0, 0, 0, 0.25);
	cursor: pointer;
	white-space: nowrap;
}

.case-riskbtn__icon {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 18px;
	height: 18px;
	border: 1px solid #fff;
	border-radius: 50%;
	font-size: 12px;
	line-height: 1;
}

/* ============================================================
   一覧：ヒーロー
   ============================================================ */
.case-hero {
	background: var(--case-band);
	min-height: 300px;
	display: flex;
	align-items: center;
	justify-content: center;
	text-align: center;
}

.case-hero__inner {
	color: #fff;
}

.case-hero h1 {
	margin: 0;
	font-weight: 500;
	font-size: 26px;
	line-height: 1.45;
}

.case-hero p {
	margin: 6px 0 0;
	font-weight: 500;
	font-size: 16px;
	text-transform: uppercase;
	letter-spacing: 0.12em;
}

/* パンくず */
.case-breadcrumb {
	max-width: 1100px;
	margin: 0 auto;
	padding: 16px 20px;
	font-size: 15px;
	color: var(--case-text);
	text-align: right;
}

.case-breadcrumb a {
	color: var(--case-text);
	text-decoration: none;
}

.case-breadcrumb span.sep {
	margin: 0 .4em;
	color: #999;
}

/* ============================================================
   一覧：検索フォーム
   ============================================================ */
.case-search {
	background: var(--case-search-bg);
	border-radius: 2px;
	padding: 48px 60px 56px;
	margin: 24px 0 40px;
}

.case-search__title {
	margin: 0 0 28px;
	text-align: center;
	font-weight: 700;
	font-size: 35px;
	color: var(--case-text);
}

.case-search__keyword {
	position: relative;
	max-width: 960px;
	margin: 0 auto 28px;
}

.case-search__keyword input {
	width: 100%;
	height: 70px;
	box-sizing: border-box;
	padding: 0 110px 0 56px;
	background: #fff;
	border: 1px solid var(--case-band);
	border-radius: 100px;
	font-size: 22px;
	color: var(--case-text);
	font-family: inherit;
}

.case-search__keyword input::placeholder {
	color: var(--case-gray);
}

.case-search__keyword .case-search__icon {
	position: absolute;
	left: 24px;
	top: 50%;
	transform: translateY(-50%);
	width: 24px;
	height: 24px;
	pointer-events: none;
}

.case-search__keyword .case-search__icon svg {
	width: 100%;
	height: 100%;
	fill: var(--case-gray);
}

.case-search__submit {
	position: absolute;
	right: 10px;
	top: 50%;
	transform: translateY(-50%);
	width: 86px;
	height: 46px;
	border: none;
	border-radius: 100px;
	background: var(--case-gray);
	cursor: pointer;
	display: flex;
	align-items: center;
	justify-content: center;
}

.case-search__submit img {
	width: 24px;
	height: auto;
	display: block;
}

.case-search__selects {
	display: flex;
	gap: 16px;
	max-width: 960px;
	margin: 0 auto;
}

.case-select {
	position: relative;
	flex: 1 1 50%;
}

.case-select select {
	width: 100%;
	height: 58px;
	box-sizing: border-box;
	padding: 0 48px 0 20px;
	background: var(--case-gray);
	color: #fff;
	border: none;
	border-radius: 2px;
	font-size: 22px;
	font-family: inherit;
	-webkit-appearance: none;
	-moz-appearance: none;
	appearance: none;
	cursor: pointer;
}

.case-select select option {
	color: var(--case-text);
	background: #fff;
}

.case-select::after {
	content: "";
	position: absolute;
	right: 20px;
	top: 50%;
	width: 0;
	height: 0;
	margin-top: -5px;
	border-left: 8px solid transparent;
	border-right: 8px solid transparent;
	border-top: 11px solid #fff;
	pointer-events: none;
}

/* 急上昇タグ */
.case-trending {
	max-width: 960px;
	margin: 36px auto 0;
}

.case-trending__label {
	display: block;
	margin: 0 0 14px;
	font-weight: 700;
	font-size: 25px;
	color: var(--case-text);
}

.case-trending__list {
	display: flex;
	flex-wrap: wrap;
	gap: 12px 28px;
	list-style: none;
	margin: 0;
	padding: 0;
}

.case-trending__list a {
	font-weight: 700;
	font-size: 20px;
	color: var(--case-gray);
	text-decoration: underline;
	text-decoration-thickness: 1px;
	text-underline-offset: 3px;
}

/* ============================================================
   カード（一覧・関連症例 共通）
   ============================================================ */
.case-grid {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 44px 20px;
	margin-bottom: 56px;
}

.case-grid__empty {
	grid-column: 1 / -1;
	text-align: center;
	padding: 60px 0;
	color: #777;
}

/* コラムと同じスライドアップアニメーション（.slideup → .inview は script.js が付与） */
.case-grid .case-card.slideup {
	transform: translate(0, 120px);
	opacity: 0;
	transition: 0.5s;
}

.case-grid .case-card.slideup.inview {
	transform: translate(0, 0);
	opacity: 1;
}

@media (min-width: 1025px) {
	.case-grid .case-card:nth-child(4n+1) { transition-delay: .1s; }
	.case-grid .case-card:nth-child(4n+2) { transition-delay: .2s; }
	.case-grid .case-card:nth-child(4n+3) { transition-delay: .3s; }
	.case-grid .case-card:nth-child(4n+4) { transition-delay: .4s; }
}

.case-card a {
	display: block;
	color: inherit;
	text-decoration: none;
}

.case-card__image {
	position: relative;
	aspect-ratio: 1 / 1;
	background: var(--case-soft);
	overflow: hidden;
}

.case-card__image img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	display: block;
}

.case-card__ba {
	position: absolute;
	top: 0;
	background: rgba(38, 38, 38, 0.6);
	color: #fff;
	font-size: 12px;
	line-height: 1;
	padding: 5px 9px;
	z-index: 2;
}

.case-card__ba--before {
	left: 0;
}

.case-card__ba--after {
	right: 0;
}

.case-card__body {
	padding-top: 14px;
}

.case-card__pickup {
	display: inline-block;
	margin: 0 0 10px;
	background: var(--case-pickup);
	color: #fff;
	font-size: 14px;
	font-weight: 700;
	line-height: 1;
	padding: 5px 16px;
	border-radius: 100px;
}

.case-card__title {
	margin: 0 0 10px;
	font-weight: 700;
	font-size: 16px;
	line-height: 1.45;
	color: var(--case-text);
}

.case-card__treatments {
	display: flex;
	flex-wrap: wrap;
	gap: 6px;
	list-style: none;
	margin: 0 0 10px;
	padding: 0;
}

.case-card__treatments li {
	background: var(--case-tag-bg);
	color: var(--case-text);
	font-weight: 700;
	font-size: 14px;
	line-height: 20px;
	padding: 3px 6px;
	border-radius: 2px;
}

.case-card__concerns {
	display: flex;
	flex-wrap: wrap;
	gap: 4px 10px;
	list-style: none;
	margin: 0;
	padding: 0;
}

.case-card__concerns li {
	color: var(--case-concern);
	font-weight: 500;
	font-size: 14px;
	line-height: 20px;
	text-decoration: underline;
	text-decoration-thickness: 1px;
	text-underline-offset: 3px;
}

/* ============================================================
   一覧：ページネーション
   ============================================================ */
.case-pagination {
	margin: 0 0 80px;
}

.case-pagination ul {
	display: flex;
	justify-content: center;
	flex-wrap: wrap;
	gap: 18px;
	list-style: none;
	margin: 0;
	padding: 0;
}

.case-pagination a,
.case-pagination span {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-width: 28px;
	font-size: 18px;
	color: var(--case-gray);
	text-decoration: none;
}

.case-pagination .current {
	color: var(--case-text);
	font-weight: 700;
}

/* ============================================================
   詳細：ヘッダー（タイトル＋戻る）
   ============================================================ */
.case-single-head {
	max-width: 1100px;
	margin: 0 auto;
	padding: 8px 20px 40px;
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 20px;
}

.case-single-head__title {
	margin: 0;
	font-weight: 700;
	font-size: 42px;
	line-height: 1.45;
	color: var(--case-text);
}

.case-back {
	flex: 0 0 auto;
	display: inline-flex;
	align-items: center;
	gap: 8px;
	background: var(--case-gray);
	color: #fff;
	font-size: 22px;
	text-decoration: none;
	padding: 8px 28px;
	border-radius: 100px;
	white-space: nowrap;
}

/* ============================================================
   詳細：ギャラリースライダー
   ============================================================ */
.case-gallery-sec {
	background: var(--case-soft);
	padding: 40px 20px 56px;
}

.case-gallery {
	max-width: 590px;
	margin: 0 auto;
}

.case-gallery__main {
	position: relative;
}

.case-gallery__figure {
	position: relative;
	aspect-ratio: 1 / 1;
	background: #ddd;
	overflow: hidden;
}

.case-gallery__figure img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	display: block;
}

.case-gallery__ba {
	position: absolute;
	top: 0;
	background: rgba(38, 38, 38, 0.6);
	color: #fff;
	font-size: 16px;
	line-height: 1;
	padding: 8px 14px;
	z-index: 3;
}

.case-gallery__ba--before {
	left: 0;
}

.case-gallery__ba--after {
	right: 0;
}

/* Splide 矢印（円形・半透明グレー） */
.case-gallery__main .splide__arrow,
.case-related__slider .splide__arrow {
	width: 57px;
	height: 57px;
	background: #636363;
	opacity: 0.6;
	border-radius: 50%;
}

.case-gallery__main .splide__arrow:hover,
.case-related__slider .splide__arrow:hover {
	opacity: 0.85;
}

/* デフォルトの矢印アイコンを隠し、横向き三角形（Figma 準拠）に差し替える */
.case-gallery__main .splide__arrow svg,
.case-related__slider .splide__arrow svg {
	display: none;
}

.case-gallery__main .splide__arrow::before,
.case-related__slider .splide__arrow::before {
	content: "";
	width: 0;
	height: 0;
	border-style: solid;
}

.case-gallery__main .splide__arrow--next::before,
.case-related__slider .splide__arrow--next::before {
	border-width: 9px 0 9px 14px;
	border-color: transparent transparent transparent #fff;
	margin-left: 4px;
}

.case-gallery__main .splide__arrow--prev::before,
.case-related__slider .splide__arrow--prev::before {
	border-width: 9px 14px 9px 0;
	border-color: transparent #fff transparent transparent;
	margin-right: 4px;
}

/* 矢印（57px）を画像の外側に約18px 離して配置：57 + 18 = 75px */
.case-gallery__main .splide__arrow--prev {
	left: -75px;
}

.case-gallery__main .splide__arrow--next {
	right: -75px;
}

.case-gallery__thumbs {
	margin-top: 14px;
}

.case-gallery__thumbs .splide__slide {
	opacity: 0.5;
	cursor: pointer;
	transition: opacity .2s;
}

.case-gallery__thumbs .splide__slide.is-active {
	opacity: 1;
}

.case-gallery__thumbs img {
	width: 100%;
	aspect-ratio: 1 / 1;
	object-fit: cover;
	display: block;
}

/* ============================================================
   詳細：施術内容・お悩みタグ
   ============================================================ */
.case-detail-tags {
	padding-top: 8px;
	margin-bottom: 40px;
}

.case-treatments-row {
	display: flex;
	flex-wrap: wrap;
	gap: 14px;
	list-style: none;
	margin: 0 0 18px;
	padding: 0;
}

.case-treatments-row li a,
.case-treatments-row li span {
	display: inline-flex;
	align-items: center;
	background: var(--case-tag-bg);
	color: var(--case-text);
	font-weight: 700;
	font-size: 22px;
	line-height: 1.45;
	text-decoration: none;
	padding: 6px 18px;
	border-radius: 4px;
}

.case-concerns-row {
	display: flex;
	flex-wrap: wrap;
	gap: 10px 24px;
	list-style: none;
	margin: 0;
	padding: 0;
}

.case-concerns-row li a {
	font-weight: 700;
	font-size: 20px;
	color: var(--case-gray);
	text-decoration: underline;
	text-decoration-thickness: 1px;
	text-underline-offset: 3px;
}

/* この症例について */
.case-about__body {
	font-size: 22px;
	line-height: 1.85;
	color: var(--case-text);
	margin-bottom: 56px;
}

.case-about__body p {
	margin: 0 0 1em;
}

/* ============================================================
   詳細：関連症例
   ============================================================ */
.case-related-sec {
	background: var(--case-soft);
	padding: 56px 0 64px;
	margin-bottom: 8px;
}

.case-related__slider {
	position: relative;
	padding: 0;
}

.case-related__slider .case-card {
	width: 100%;
}

/* 矢印（57px）をコンテンツの外側に配置：57 + 約11px */
.case-related__slider .splide__arrow--prev {
	left: -68px;
}

.case-related__slider .splide__arrow--next {
	right: -68px;
}

/* コンテンツ幅の外側に余白が取れない中小画面では端に寄せる */
@media (max-width: 1196px) {
	.case-related__slider .splide__arrow--prev {
		left: 4px;
	}
	.case-related__slider .splide__arrow--next {
		right: 4px;
	}
}

/* ============================================================
   詳細：関連キャンペーン
   ============================================================ */
.case-campaign__list {
	display: flex;
	flex-direction: column;
	gap: 24px;
	margin-bottom: 56px;
}

.case-campaign__item {
	display: block;
}

.case-campaign__item img {
	width: 100%;
	height: auto;
	display: block;
}

.case-campaign__item .img-sp,
.case-campaign__item .img-sp-only {
	display: none;
}

.case-campaign__placeholder {
	display: flex;
	align-items: center;
	justify-content: center;
	min-height: 137px;
	background: var(--case-banner);
	color: var(--case-text);
	font-weight: 700;
	font-size: 30px;
}

/* ============================================================
   詳細：料金表
   ============================================================ */
.case-price__block {
	margin-bottom: 48px;
}

/* ============================================================
   レスポンシブ
   ============================================================ */
@media (max-width: 1024px) {
	.case-grid {
		grid-template-columns: repeat(2, 1fr);
		gap: 32px 16px;
	}
	.case-single-head__title {
		font-size: 30px;
	}
	.case-search {
		padding: 40px 32px 44px;
	}
}

@media (max-width: 767px) {
	.case-hero {
		min-height: 200px;
	}
	/* 画像が画面幅いっぱいになる狭い画面ではメインスライダーの矢印を画像内に重ねる */
	.case-gallery__main .splide__arrow--prev {
		left: 6px;
	}
	.case-gallery__main .splide__arrow--next {
		right: 6px;
	}
	.case-hero h1 {
		font-size: 22px;
	}
	.case-band h2 {
		font-size: 19px;
	}
	.case-band__btn,
	.case-morebtn,
	.case-riskbtn {
		font-size: 14px;
		padding: 4px 12px;
	}
	.case-search {
		padding: 28px 18px 32px;
	}
	.case-search__title {
		font-size: 26px;
	}
	.case-search__keyword input {
		height: 56px;
		font-size: 16px;
		padding: 0 92px 0 46px;
	}
	.case-search__submit {
		width: 70px;
		height: 40px;
		font-size: 18px;
	}
	.case-select select {
		height: 50px;
		font-size: 16px;
	}
	.case-search__selects {
		flex-direction: column;
		gap: 12px;
	}
	.case-trending__label {
		font-size: 20px;
	}
	.case-trending__list a {
		font-size: 16px;
	}
	.case-grid {
		grid-template-columns: 1fr 1fr;
		gap: 24px 12px;
	}
	.case-card__title {
		font-size: 14px;
	}
	.case-single-head {
		flex-direction: column;
		align-items: flex-start;
		gap: 14px;
		padding-bottom: 28px;
	}
	.case-single-head__title {
		font-size: 24px;
	}
	.case-back {
		font-size: 16px;
		padding: 7px 20px;
	}
	.case-treatments-row li a,
	.case-treatments-row li span {
		font-size: 16px;
		padding: 5px 14px;
	}
	.case-concerns-row li a {
		font-size: 16px;
	}
	.case-about__body {
		font-size: 16px;
	}
	.case-campaign__placeholder {
		font-size: 22px;
		min-height: 100px;
	}
	.case-campaign__item .img-pc,
	.case-campaign__item .img-pc-only {
		display: none;
	}
	.case-campaign__item .img-sp,
	.case-campaign__item .img-sp-only {
		display: block;
	}
}