/* =========================================================
   W-design CASE STUDY
========================================================= */


/* =========================================================
   RESET / BASE
========================================================= */

.case_detail,
.case_detail *,
.case_list,
.case_list *,
.case_hero,
.case_hero *,
.case_intro,
.case_intro *,
.case_message,
.case_message *,
.case_bottom_cta,
.case_bottom_cta * {
	box-sizing: border-box;
}

.case_page {
	overflow-x: clip;
}

.case_container {
	width: min(1200px, calc(100% - 40px));
	margin: 0 auto;
}

.case_list img {
	display: block;
	width: 100%;
	height: auto;
}

header {
	background: rgba(59, 96, 81);
}

/* =========================================================
   COLOR
========================================================= */

:root {
	--case-green: #174d45;
	--case-green-dark: #103c36;
	--case-green-light: #edf5f2;

	--case-navy: #172a3a;
	--case-text: #333333;
	--case-text-light: #707070;

	--case-bg: #f7f8f7;
	--case-white: #ffffff;
	--case-border: #dfe5e2;

	--case-shadow: 0 15px 40px rgba(20, 50, 45, 0.08);
}


/* =========================================================
   COMMON
========================================================= */

.section_label {
	display: inline-block;
	font-size: 1.4rem;
	font-weight: 700;
	letter-spacing: 0.18em;
	color: var(--case-green);
}

.section_heading {
	margin-bottom: 70px;
}

.section_heading.center {
	text-align: center;
}

.section_heading h2 {
	margin: 18px 0 20px;
	color: var(--case-navy);
}

/* =========================================================
   HERO
========================================================= */

.case_hero {
	position: relative;

	padding: 130px 0 120px;

	background:
		linear-gradient(135deg,
			#f4f8f6 0%,
			#ffffff 55%,
			#eef5f2 100%);

	overflow: hidden;
}

.case_hero::after {
	content: "CASE STUDY";
	position: absolute;
	right: -40px;
	bottom: -30px;
	font-size: clamp(9rem, 14vw, 22rem);
	font-weight: 700;
	letter-spacing: 0.02em;
	color: rgba(23, 77, 69, 0.035);
	pointer-events: none;
}

.case_hero_inner {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	justify-content: space-between;
	gap: 40px 80px;
	position: relative;
	z-index: 1;
}

.case_hero_text {
	flex: 1 1 420px;
	min-width: 0;
}

.case_hero_text h1 {
	margin: 20px 0 30px;
	color: var(--case-navy);
	font-size: clamp(3rem, 5vw, 4rem);
	line-height: 1.35;
	letter-spacing: 0.04em;
}

.case_hero_text h1 span {
	color: var(--case-green);
}

.case_hero_text p {
	margin: 0;
	line-height: 2;
}


.case_hero_note {
	flex: 1 1 280px;
	max-width: 350px;
	padding: 35px;
	background: rgba(255, 255, 255, 0.9);
	border: 1px solid rgba(23, 77, 69, 0.12);
	box-shadow: var(--case-shadow);
}

.case_hero_note .note_title {
	margin-bottom: 16px;
	color: var(--case-green);
	font-size: 1.4rem;
	font-weight: 700;
	letter-spacing: 0.2em;
}

.case_hero_note p {
	margin: 0;
	font-size: 1.4rem;
	line-height: 2;
}


/* =========================================================
   INTRO
========================================================= */

.case_intro {
	padding: 100px 0;
	background: var(--case-white);
}

.case_heading {
	margin-bottom: 45px;
}

.case_heading h2 {
	margin: 18px 0 0;
	color: var(--case-navy);
}

.case_heading h2 span {
	color: var(--case-green);
}

.case_intro_text {
	max-width: 800px;
}

.case_intro_text p {
	margin: 0 0 20px;
	line-height: 2.1;
}

.case_intro_text strong {
	color: var(--case-navy);
}


.simulation_notice {
	display: flex;
	align-items: center;
	gap: 25px;
	margin-top: 60px;
	padding: 25px 30px;
	background: var(--case-green-light);
	border-left: 4px solid var(--case-green);
}

.simulation_notice span {
	flex: 0 0 auto;
	color: var(--case-green);
	font-size: 1.2rem;
	font-weight: 700;
	letter-spacing: 0.15em;
}

.simulation_notice p {
	margin: 0;
	color: var(--case-text-light);
	font-size: 1.3rem;
	line-height: 1.9;
}


/* =========================================================
   CASE LIST
========================================================= */

.case_list {
	padding: 100px 0;
	background: var(--case-bg);
}

.case_grid {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 40px;
}

.case_card {
	background: var(--case-white);
	border: 1px solid var(--case-border);
	transition:
		transform 0.3s ease,
		box-shadow 0.3s ease;
}

.case_card:hover {
	transform: translateY(-6px);
}

.case_card_image {
	position: relative;
	overflow: hidden;
	aspect-ratio: 16 / 9;
	background: #e9eeec;
}

.case_card_image img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform 0.5s ease;
}

.case_card:hover .case_card_image img {
	transform: scale(1.04);
}

.case_number {
	position: absolute;
	top: 20px;
	left: 20px;
	padding: 8px 13px;
	background: var(--case-green);
	color: #fff;
	font-size: 1.1rem;
	font-weight: 700;
	letter-spacing: 0.12em;
}

.case_card_body {
	padding: 35px 35px 40px;
}

.case_category {
	display: inline-block;
	margin-bottom: 15px;
	color: var(--case-green);
	font-size: 1.4rem;
	font-weight: 700;
	letter-spacing: 0.12em;
}

.case_card_body h3 {
	margin: 0 0 20px;
	color: var(--case-navy);
	font-size: 2.2rem;
	line-height: 1.65;
}

.case_card_body p {
	margin: 0 0 25px;
	color: var(--case-text-light);
	font-size: 1.4rem;
	line-height: 1.9;
}

.case_tags {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
	margin-bottom: 25px;
}

.case_tags span {
	padding: 6px 11px;
	background: var(--case-green-light);
	color: var(--case-green);
	font-size: 1.1rem;
	border-radius: 2px;
}

.case_link {
	display: inline-flex;
	align-items: center;
	gap: 12px;
	color: var(--case-navy);
	font-size: 1.3rem;
	font-weight: 700;
	text-decoration: none;
	transition: color 0.3s ease;
}

.case_link span {
	font-size: 1.8rem;
	transition: transform 0.3s ease;
}

.case_link:hover {
	color: var(--case-green);
}

.case_link:hover span {
	transform: translateX(5px);
}


/* =========================================================
   CASE DETAIL
========================================================= */

.case_detail {
	padding: 100px 0;
	background: var(--case-white);
	scroll-margin-top: 80px;
}

.case_detail_alt {
	background: var(--case-bg);
}


.case_detail_head {
	max-width: 900px;
	margin-bottom: 70px;
}

.case_index {
	display: inline-block;
	margin-right: 15px;
	color: var(--case-navy);
	font-weight: 700;
	letter-spacing: 0.18em;
}

.case_detail_head h2 {
	margin: 20px 0 25px;
	color: var(--case-navy);
}

.case_detail_head p {
	margin: 0;
	line-height: 2;
}


/* =========================================
   CASE STUDY 改善のポイント
========================================= */

.case_improvement_point {
	margin: 30px 0 40px;
	padding: 22px 28px;
	background: var(--case-bg);
	border-left: 4px solid #1F4B3A;
	border-radius: 0 6px 6px 0;
}

.bg {
	background: var(--case-white);
}

.case_improvement_point_title {
	display: flex;
	align-items: center;
	gap: 12px;
	margin-bottom: 10px;
}

.case_improvement_point_title .point_icon {
	font-size: 11px;
	font-weight: 700;
	letter-spacing: 0.08em;
	color: #fff;
	background: #1F4B3A;
	padding: 5px 9px;
	border-radius: 3px;
}

.case_improvement_point_title h4 {
	margin: 0;
	font-size: 17px;
	font-weight: 700;
	color: #172b3a;
}

.case_improvement_point p {
	margin: 0;
	line-height: 1.9;
}

.case_improvement_point p strong {
	font-weight: 700;
	color: #1F4B3A;
}

/* =========================================================
   CASE INFO
========================================================= */

.case_info_grid {
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	margin-bottom: 100px;
	border-top: 1px solid var(--case-border);
	border-left: 1px solid var(--case-border);
}

.case_info_grid>div {
	padding: 25px;
	border-right: 1px solid var(--case-border);
	border-bottom: 1px solid var(--case-border);
}

.case_info_grid span {
	display: block;
	margin-bottom: 10px;
	color: var(--case-text-light);
	font-size: 1.4rem;
	letter-spacing: 0.1em;
}

.case_info_grid strong {
	display: block;
	color: var(--case-navy);
	line-height: 1.7;
}


/* =========================================================
   CASE SECTION
========================================================= */

.case_section {
	margin-bottom: 100px;
}

.case_section_title {
	display: flex;
	align-items: center;
	gap: 20px;
	margin-bottom: 35px;
}

.case_section_title>span {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 45px;
	height: 45px;
	background: var(--case-green);
	color: #fff;
	font-weight: 700;
}

.case_section_title h3 {
	margin: 0;
	color: var(--case-navy);
	font-size: 2.8rem;
}


/* =========================================================
   PROBLEM
========================================================= */

.problem_grid {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 15px;
}

.problem_grid div {
	position: relative;
	padding: 22px 22px 22px 45px;
	background: var(--case-bg);
	color: var(--case-text);
	line-height: 1.7;
}

.problem_grid div::before {
	content: "";
	position: absolute;
	top: 32px;
	left: 22px;
	width: 7px;
	height: 7px;
	background: var(--case-green);
	border-radius: 50%;
}

.problem_grid div.problem_bg {
	background: var(--case-white);
}


/* =========================================================
   SOLUTION
========================================================= */

.solution_list {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 20px;
}

.solution_list>div {
	display: grid;
	grid-template-columns: 55px 1fr;
	column-gap: 20px;
	padding: 30px;
	background: var(--case-bg);
}

.solution_list>div.problem_bg {
	background: var(--case-white);
}

.solution_list strong {
	grid-row: span 2;
	display: flex;
	align-items: flex-start;
	color: var(--case-green);
	font-size: 2.5rem;
}

.solution_list h4 {
	margin: 0 0 8px;
	color: var(--case-navy);
}

.solution_list p {
	margin: 0;
	line-height: 1.8;
}


/* =========================================================
   CONTENT CARDS
========================================================= */

.content_card_grid {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 20px;
}

.content_card_grid>div {
	padding: 30px;
	background: var(--case-bg);
	border-top: 3px solid var(--case-green);
}

.content_card_grid strong {
	display: block;
	margin-bottom: 10px;
	color: var(--case-navy);
}

.content_card_grid p {
	margin: 0;
	line-height: 1.8;
}


/* ============   RESULT   ============== */

.result_box {
	padding: 60px;
	background: var(--case-green);
	color: #fff;
}

.result_heading {
	margin-bottom: 45px;
}

.result_heading span {
	display: block;
	margin-bottom: 12px;
	color: rgba(255, 255, 255, 0.7);
	font-size: 1.1rem;
	font-weight: 700;
	letter-spacing: 0.18em;
}

.result_heading h3 {
	margin: 0;
	font-size: 3rem;
	line-height: 1.5;
}

.result_grid {
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	gap: 30px;
}

.result_grid>div {
	min-width: 0;
	padding-right: 30px;
	border-right: 1px solid rgba(255, 255, 255, 0.2);
}

.result_grid>div:last-child {
	border-right: none;
}

.result_grid span {
	display: block;
	margin-bottom: 15px;
	color: rgba(255, 255, 255, 0.75);
	font-size: 1.4rem;
}

.result_grid strong {
	display: block;
	color: #fff;
	font-size: clamp(1.8rem, 2vw, 2.4rem);
	line-height: 1.4;
	overflow-wrap: anywhere;
}

.result_grid strong small {
	margin: 0 5px;
	opacity: 0.7;
}

.result_grid .unit {
	display: inline;
	margin-left: 4px;
	color: #fff;
	font-size: 1.2rem;
}

.result_note {
	margin: 35px 0 0;
	color: rgba(255, 255, 255, 0.65);
	font-size: 1.1rem;
	line-height: 1.8;
}


/* =========================================================
   MESSAGE
========================================================= */

.case_message {
	padding: 100px 0;
	background: var(--case-navy);
	color: #fff;
}

.message_inner {
	max-width: 800px;
	margin: 0 auto;
	text-align: center;
}

.message_inner .section_label {
	color: rgba(255, 255, 255, 0.6);
}

.message_inner h2 {
	margin: 25px 0 40px;
}

.message_inner h2 span {
	color: #8dbcb3;
}

.message_inner p {
	margin: 0 0 25px;
	color: rgba(255, 255, 255, 0.75);
	line-height: 2.1;
}

.case_cta {
	display: inline-flex;
	align-items: center;
	gap: 20px;
	margin-top: 25px;
	padding: 20px 35px;
	background: #fff;
	color: var(--case-navy);
	font-weight: 700;
	text-decoration: none;
	transition: all 0.3s ease;
}

.case_cta span {
	font-size: 2rem;
	transition: transform 0.3s ease;
}

.case_cta:hover {
	background: var(--case-green-light);
}

.case_cta:hover span {
	transform: translateX(5px);
}


/* =======   BOTTOM CTA   =========== */

.case_bottom_cta {
	padding: 100px 0;
	background: var(--case-green-light);
}

.bottom_cta_inner {
	padding: 70px 40px;
	text-align: center;
	background: #fff;
	border: 1px solid rgba(23, 77, 69, 0.1);
	box-shadow: var(--case-shadow);
}

.bottom_cta_inner>span {
	display: block;
	margin-bottom: 20px;
	color: var(--case-green);
	font-size: 1.4rem;
	font-weight: 700;
	letter-spacing: 0.2em;
}

.bottom_cta_inner h2 {
	margin: 0 0 20px;
	color: var(--case-navy);
}

.bottom_cta_inner p {
	margin: 0 0 35px;
	color: var(--case-text-light);
}

.bottom_cta_inner a {
	display: inline-flex;
	align-items: center;
	gap: 20px;
	padding: 19px 40px;
	background: var(--case-green);
	color: #fff;
	font-weight: 700;
	text-decoration: none;
	transition: background 0.3s ease;
}

.bottom_cta_inner a:hover {
	background: var(--case-green-dark);
}

.bottom_cta_inner a span {
	font-size: 2rem;
}

.bottom_cta_inner small {
	display: block;
	margin-top: 18px;
	color: var(--case-text-light);
	font-size: 1.2rem;
}


/* =========================================================
   W-design CASE STUDY
   RESPONSIVE CSS
   Breakpoints : 1024px / 768px / 480px
========================================================= */


/* =========================================================
   TABLET / SMALL PC
   1024px
========================================================= */

@media screen and (max-width: 1100px) {

	.case_page header {
		height: 70px;
	}

	.case_page .header_inner {
		height: 70px;
	}

	.case_page header nav {
		position: fixed;
		top: 0;
		right: -100%;
		width: min(280px, 80vw);
		height: 100vh;
		background: #1a3f2e;
		padding-top: 100px;
		transition: 0.3s ease;
		z-index: 1500;
	}

	.case_page header nav ul {
		flex-direction: column;
		flex-wrap: wrap;
		gap: 30px;
		padding-left: 30px;
	}

	.case_page header nav ul li a {
		margin-left: 0;
		font-size: 1.8rem;
	}

	.case_page #menu_toggle:checked~nav {
		right: 0;
	}

	.case_page .hamburger {
		display: flex;
	}

	.case_detail {
		scroll-margin-top: 70px;
	}

}

@media screen and (max-width: 1024px) {

	/* =====================================================
	   COMMON
	===================================================== */

	.section_heading {
		margin-bottom: 55px;
	}


	/* =====================================================
	   HERO
	===================================================== */

	.case_hero {
		padding: 100px 0;
	}

	.case_hero::after {
		right: -20px;
		bottom: -20px;
		font-size: clamp(8rem, 15vw, 16rem);
	}

	.case_hero_inner {
		flex-direction: column;
		align-items: flex-start;
		gap: 50px;
	}

	.case_hero_text,
	.case_hero_note {
		flex: 1 1 100%;
		max-width: none;
		width: 100%;
	}

	.simulation_notice {
		flex-wrap: wrap;
	}

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


	/* =====================================================
	   INTRO
	===================================================== */

	.case_intro {
		padding: 90px 0;
	}

	.simulation_notice {
		margin-top: 50px;
	}


	/* =====================================================
	   CASE LIST
	===================================================== */

	.case_list {
		padding: 90px 0;
	}

	.case_grid {
		grid-template-columns: 1fr;
		gap: 30px;
	}

	.case_card_body {
		padding: 30px;
	}


	/* =====================================================
	   CASE DETAIL
	===================================================== */

	.case_detail {
		padding: 90px 0;
	}

	.case_detail_head {
		margin-bottom: 60px;
	}


	/* =====================================================
	   CASE INFO
	===================================================== */

	.case_info_grid {
		grid-template-columns: repeat(2, 1fr);
		margin-bottom: 80px;
	}

	.case_info_grid>div {
		padding: 23px;
	}


	/* =====================================================
	   CASE SECTION
	===================================================== */

	.case_section {
		margin-bottom: 80px;
	}


	/* =====================================================
	   PROBLEM
	===================================================== */

	.problem_grid {
		grid-template-columns: repeat(2, 1fr);
	}


	/* =====================================================
	   CONTENT CARDS
	===================================================== */

	.content_card_grid {
		grid-template-columns: repeat(2, 1fr);
	}


	/* =====================================================
	   RESULT
	===================================================== */

	.result_box {
		padding: 50px;
	}

	.result_grid {
		grid-template-columns: repeat(2, 1fr);
		row-gap: 35px;
	}

	.result_grid>div:nth-child(2) {
		border-right: none;
	}

	.result_grid>div:nth-child(3) {
		padding-top: 5px;
	}


	/* =====================================================
	   MESSAGE
	===================================================== */

	.case_message {
		padding: 90px 0;
	}


	/* =====================================================
	   BOTTOM CTA
	===================================================== */

	.case_bottom_cta {
		padding: 90px 0;
	}

	.bottom_cta_inner {
		padding: 60px 35px;
	}

}


/* =========================================================
   TABLET / MOBILE
   768px
========================================================= */

@media screen and (max-width: 768px) {

	/* =====================================================
	   BASE
	===================================================== */

	.case_container {
		width: calc(100% - 30px);
	}

	.case_list img {
		max-width: 100%;
	}

	.case_improvement_point {
		margin: 25px 0 30px;
		padding: 20px;
	}


	/* =====================================================
	   COMMON
	===================================================== */

	.section_label {
		font-size: 1.2rem;
		letter-spacing: 0.14em;
	}

	.section_heading {
		margin-bottom: 40px;
	}


	/* =====================================================
	   HERO
	===================================================== */

	.case_hero {
		padding: 75px 0 70px;
	}

	.case_hero::after {
		right: -30px;
		bottom: -10px;
		font-size: clamp(7rem, 20vw, 11rem);
	}

	.case_hero_inner {
		gap: 35px;
	}

	.case_hero_text h1 {
		margin: 18px 0 25px;
		font-size: clamp(2.8rem, 7vw, 3.6rem);
		line-height: 1.4;
	}

	.case_hero_text p {
		font-size: 1.5rem;
		line-height: 2;
	}

	.case_hero_note {
		padding: 25px;
		max-width: none;
	}

	.case_hero_note .note_title {
		margin-bottom: 12px;
		font-size: 1.2rem;
	}

	.case_hero_note p {
		font-size: 1.3rem;
		line-height: 1.9;
	}


	/* =====================================================
	   INTRO
	===================================================== */

	.case_intro {
		padding: 70px 0;
	}

	.case_heading {
		margin-bottom: 35px;
	}

	.case_heading h2 {
		margin-top: 14px;
		font-size: clamp(2.5rem, 6vw, 3rem);
		line-height: 1.5;
	}

	.case_intro_text p {
		font-size: 1.4rem;
		line-height: 2;
	}

	.simulation_notice {
		flex-direction: column;
		align-items: flex-start;
		gap: 10px;
		margin-top: 40px;
		padding: 20px;
	}

	.simulation_notice span {
		font-size: 1.1rem;
	}

	.simulation_notice p {
		font-size: 1.2rem;
		line-height: 1.8;
	}


	/* =====================================================
	   CASE LIST
	===================================================== */

	.case_list {
		padding: 70px 0;
	}

	.case_grid {
		gap: 25px;
	}

	.case_card_body {
		padding: 25px;
	}

	.case_category {
		margin-bottom: 10px;
		font-size: 1.2rem;
	}

	.case_card_body h3 {
		margin-bottom: 15px;
		font-size: 1.9rem;
		line-height: 1.55;
	}

	.case_card_body p {
		margin-bottom: 20px;
		font-size: 1.3rem;
		line-height: 1.85;
	}

	.case_number {
		top: 15px;
		left: 15px;
		padding: 7px 10px;
		font-size: 1rem;
	}

	.case_tags {
		gap: 6px;
		margin-bottom: 20px;
	}

	.case_tags span {
		padding: 5px 9px;
		font-size: 1rem;
	}

	.case_link {
		gap: 9px;
		font-size: 1.2rem;
	}

	.case_link span {
		font-size: 1.6rem;
	}


	/* =====================================================
	   CASE DETAIL
	===================================================== */

	.case_detail {
		padding: 70px 0;
	}

	.case_detail_head {
		margin-bottom: 45px;
	}

	.case_index {
		margin-right: 10px;
		font-size: 1.2rem;
	}

	.case_detail_head h2 {
		margin: 16px 0 20px;
		font-size: clamp(2.5rem, 6vw, 3rem);
		line-height: 1.5;
	}

	.case_detail_head p {
		font-size: 1.4rem;
		line-height: 1.9;
	}


	/* =====================================================
	   CASE INFO
	===================================================== */

	.case_info_grid {
		grid-template-columns: 1fr;
		margin-bottom: 60px;
	}

	.case_info_grid>div {
		padding: 18px 20px;
	}

	.case_info_grid span {
		margin-bottom: 7px;
		font-size: 1.2rem;
	}

	.case_info_grid strong {
		font-size: 1.4rem;
		line-height: 1.6;
	}


	/* =====================================================
	   CASE SECTION
	===================================================== */

	.case_section {
		margin-bottom: 65px;
	}

	.case_section_title {
		gap: 14px;
		margin-bottom: 25px;
	}

	.case_section_title>span {
		width: 38px;
		height: 38px;
		flex: 0 0 38px;
	}

	.case_section_title h3 {
		font-size: 2rem;
		line-height: 1.5;
	}


	/* =====================================================
	   PROBLEM
	===================================================== */

	.problem_grid {
		grid-template-columns: 1fr;
		gap: 10px;
	}

	.problem_grid div {
		padding: 18px 18px 18px 38px;
		font-size: 1.4rem;
		line-height: 1.7;
	}

	.problem_grid div::before {
		top: 26px;
		left: 18px;
		width: 6px;
		height: 6px;
	}


	/* =====================================================
	   SOLUTION
	===================================================== */

	.solution_list {
		grid-template-columns: 1fr;
		gap: 12px;
	}

	.solution_list>div {
		grid-template-columns: 45px 1fr;
		column-gap: 15px;
		padding: 22px;
	}

	.solution_list strong {
		font-size: 2.2rem;
	}

	.solution_list h4 {
		margin-bottom: 6px;
		font-size: 1.6rem;
		line-height: 1.5;
	}

	.solution_list p {
		font-size: 1.4rem;
		line-height: 1.8;
	}


	/* =====================================================
	   CONTENT CARDS
	===================================================== */

	.content_card_grid {
		grid-template-columns: 1fr;
		gap: 12px;
	}

	.content_card_grid>div {
		padding: 22px;
	}

	.content_card_grid strong {
		margin-bottom: 8px;
		font-size: 1.5rem;
	}

	.content_card_grid p {
		font-size: 1.3rem;
		line-height: 1.8;
	}


	/* =====================================================
	   RESULT
	===================================================== */

	.result_box {
		padding: 35px 25px;
	}

	.result_heading {
		margin-bottom: 35px;
	}

	.result_heading span {
		margin-bottom: 10px;
		font-size: 1rem;
	}

	.result_heading h3 {
		font-size: 2.4rem;
		line-height: 1.5;
	}

	.result_grid {
		grid-template-columns: 1fr;
		gap: 0;
	}

	.result_grid>div,
	.result_grid>div:nth-child(3) {
		padding: 0 0 22px;
		margin-bottom: 22px;
		border-right: none;
		border-bottom: 1px solid rgba(255, 255, 255, 0.2);
	}

	.result_grid>div:last-child {
		padding-bottom: 0;
		margin-bottom: 0;
		border-bottom: none;
	}

	.result_grid span {
		margin-bottom: 10px;
		font-size: 1.2rem;
	}

	.result_grid strong {
		font-size: 2rem;
		line-height: 1.4;
	}

	.result_grid .unit {
		font-size: 1.1rem;
	}

	.result_note {
		margin-top: 25px;
		font-size: 1rem;
	}


	/* =====================================================
	   MESSAGE
	===================================================== */

	.case_message {
		padding: 70px 0;
	}

	.message_inner {
		max-width: 100%;
	}

	.message_inner h2 {
		margin: 20px 0 30px;
		font-size: clamp(2.5rem, 6vw, 3rem);
		line-height: 1.5;
	}

	.message_inner p {
		margin-bottom: 20px;
		font-size: 1.3rem;
		line-height: 2;
	}

	.case_cta {
		width: 100%;
		max-width: 100%;
		justify-content: center;
		gap: 15px;
		margin-top: 20px;
		padding: 17px 20px;
		box-sizing: border-box;
	}

	.case_cta span {
		font-size: 1.8rem;
	}


	/* =====================================================
	   BOTTOM CTA
	===================================================== */

	.case_bottom_cta {
		padding: 60px 0;
	}

	.bottom_cta_inner {
		padding: 40px 20px;
	}

	.bottom_cta_inner>span {
		margin-bottom: 15px;
		font-size: 1.2rem;
	}

	.bottom_cta_inner h2 {
		margin-bottom: 15px;
		font-size: 2.4rem;
		line-height: 1.5;
	}

	.bottom_cta_inner p {
		margin-bottom: 25px;
		font-size: 1.3rem;
		line-height: 1.8;
	}

	.bottom_cta_inner a {
		width: 100%;
		max-width: 100%;
		justify-content: center;
		gap: 15px;
		padding: 17px 20px;
		box-sizing: border-box;
	}

	.bottom_cta_inner a span {
		font-size: 1.8rem;
	}

	.bottom_cta_inner small {
		margin-top: 14px;
		font-size: 1rem;
	}

}


/* =========================================================
   SMALL MOBILE
   480px
========================================================= */

@media screen and (max-width: 480px) {

	/* =====================================================
	   BASE
	===================================================== */

	.case_container {
		width: calc(100% - 24px);
	}


	/* =====================================================
	   COMMON
	===================================================== */

	.section_label {
		font-size: 1.05rem;
		letter-spacing: 0.12em;
	}

	.section_heading {
		margin-bottom: 32px;
	}


	/* =====================================================
	   HERO
	===================================================== */

	.case_hero {
		padding: 60px 0 55px;
	}

	.case_hero::after {
		right: -25px;
		bottom: 0;
		font-size: 7rem;
	}

	.case_hero_inner {
		gap: 28px;
	}

	.case_hero_text h1 {
		margin: 15px 0 20px;
		font-size: 2.5rem;
		line-height: 1.45;
		letter-spacing: 0.02em;
	}

	.case_hero_text p {
		font-size: 1.3rem;
		line-height: 1.9;
	}

	.case_hero_note {
		padding: 20px;
	}

	.case_hero_note .note_title {
		font-size: 1.05rem;
		letter-spacing: 0.15em;
	}

	.case_hero_note p {
		line-height: 1.8;
	}


	/* =====================================================
	   INTRO
	===================================================== */

	.case_intro {
		padding: 60px 0;
	}

	.case_heading {
		margin-bottom: 28px;
	}

	.case_heading h2 {
		font-size: 2.3rem;
		line-height: 1.5;
	}

	.case_intro_text p {
		line-height: 1.9;
	}

	.simulation_notice {
		margin-top: 30px;
		padding: 17px;
		border-left-width: 3px;
	}

	.simulation_notice span {
		font-size: 1rem;
	}

	.simulation_notice p {
		font-size: 1.1rem;
		line-height: 1.75;
	}


	/* =====================================================
	   CASE LIST
	===================================================== */

	.case_list {
		padding: 60px 0;
	}

	.case_grid {
		gap: 20px;
	}

	.case_card_body {
		padding: 20px;
	}

	.case_category {
		font-size: 1.05rem;
	}

	.case_card_body h3 {
		font-size: 1.7rem;
		line-height: 1.5;
	}

	.case_card_body p {
		line-height: 1.8;
	}

	.case_number {
		top: 10px;
		left: 10px;
		padding: 6px 8px;
		font-size: 0.9rem;
	}

	.case_tags {
		gap: 5px;
	}

	.case_tags span {
		padding: 4px 7px;
		font-size: 0.9rem;
	}

	.case_link {
		font-size: 1.1rem;
	}


	/* =====================================================
	   CASE DETAIL
	===================================================== */

	.case_detail {
		padding: 60px 0;
	}

	.case_detail_head {
		margin-bottom: 35px;
	}

	.case_index {
		font-size: 1rem;
	}

	.case_detail_head h2 {
		margin: 13px 0 17px;
		font-size: 2.2rem;
		line-height: 1.5;
	}

	.case_detail_head p {
		line-height: 1.85;
	}


	/* =====================================================
	   CASE INFO
	===================================================== */

	.case_info_grid {
		margin-bottom: 50px;
	}

	.case_info_grid>div {
		padding: 16px;
	}

	.case_info_grid span {
		font-size: 1.05rem;
	}

	.case_info_grid strong {
		font-size: 1.25rem;
	}


	/* =====================================================
	   CASE SECTION
	===================================================== */

	.case_section {
		margin-bottom: 55px;
	}

	.case_section_title {
		gap: 10px;
		margin-bottom: 20px;
	}

	.case_section_title>span {
		width: 34px;
		height: 34px;
		flex-basis: 34px;
	}

	.case_section_title h3 {
		font-size: 1.7rem;
		line-height: 1.45;
	}

	.case_improvement_point {
		padding: 18px 16px;
	}

	.case_improvement_point_title h4 {
		font-size: 1.6rem;
	}

	.case_improvement_point p {
		font-size: 1.4rem;
		line-height: 1.8;
	}


	/* =====================================================
	   PROBLEM
	===================================================== */

	.problem_grid {
		gap: 8px;
	}

	.problem_grid div {
		padding: 15px 15px 15px 33px;
	}

	.problem_grid div::before {
		top: 24px;
		left: 15px;
		width: 5px;
		height: 5px;
	}


	/* =====================================================
	   SOLUTION
	===================================================== */

	.solution_list {
		gap: 8px;
	}

	.solution_list>div {
		grid-template-columns: 38px 1fr;
		column-gap: 12px;
		padding: 18px;
	}

	.solution_list strong {
		font-size: 2rem;
	}

	.solution_list p {
		font-size: 1.15rem;
		line-height: 1.75;
	}


	/* =====================================================
	   CONTENT CARDS
	===================================================== */

	.content_card_grid {
		gap: 8px;
	}

	.content_card_grid>div {
		padding: 18px;
		border-top-width: 2px;
	}

	.content_card_grid strong {
		font-size: 1.35rem;
	}

	.content_card_grid p {
		font-size: 1.15rem;
		line-height: 1.75;
	}


	/* =====================================================
	   RESULT
	===================================================== */

	.result_box {
		padding: 28px 18px;
	}

	.result_heading {
		margin-bottom: 28px;
	}

	.result_heading h3 {
		font-size: 2rem;
		line-height: 1.5;
	}

	.result_grid>div,
	.result_grid>div:nth-child(3) {
		padding-bottom: 18px;
		margin-bottom: 18px;
	}

	.result_grid span {
		font-size: 1.05rem;
	}

	.result_grid strong {
		font-size: 1.8rem;
	}

	.result_grid .unit {
		font-size: 1rem;
	}

	.result_note {
		font-size: 0.95rem;
		line-height: 1.7;
	}


	/* =====================================================
	   MESSAGE
	===================================================== */

	.case_message {
		padding: 60px 0;
	}

	.message_inner h2 {
		margin: 17px 0 25px;
		font-size: 2.2rem;
		line-height: 1.5;
	}

	.message_inner p {
		font-size: 1.2rem;
		line-height: 1.9;
	}

	.case_cta {
		margin-top: 15px;
		padding: 15px;
		font-size: 1.2rem;
	}


	/* =====================================================
	   BOTTOM CTA
	===================================================== */

	.case_bottom_cta {
		padding: 50px 0;
	}

	.bottom_cta_inner {
		padding: 32px 16px;
	}

	.bottom_cta_inner>span {
		margin-bottom: 12px;
		font-size: 1rem;
	}

	.bottom_cta_inner h2 {
		margin-bottom: 13px;
		font-size: 2rem;
		line-height: 1.5;
	}

	.bottom_cta_inner p {
		margin-bottom: 22px;
		font-size: 1.15rem;
		line-height: 1.75;
	}

	.bottom_cta_inner a {
		padding: 15px;
		font-size: 1.2rem;
	}

	.bottom_cta_inner a span {
		font-size: 1.6rem;
	}

	.bottom_cta_inner small {
		margin-top: 12px;
		font-size: 0.9rem;
	}

}