@charset "utf-8";
/* =============================================================
   株式会社三井住設 トップページ本文専用スタイル
   ============================================================= */

.pc {
	display: block;
}
.sp {
	display: none;
}

@media screen and (max-width: 768px) {
	.pc {
	display: none;
}
.sp {
	display: block;
}
}

:root {
	--navy: #003269;
	--blue: #1674b8;
	--light-blue: #e9f3fb;
	--gray-bg: #f7f9fb;
	--line: #dce5ed;
	--txt: #2d3742;
	scroll-padding-top: 110px;
}
#wrapper {
	overflow: hidden;
	color: var(--txt);
}
.inner {
	width: 90%;
	max-width: 1200px;
	margin: 0 auto;
}
img {
	max-width: 100%;
}

.ttl01 {
	text-align: center;
	margin-bottom: 44px;
}
.ttl01 .en {
	display: block;
	font-family: 'Noto Serif JP', serif;
	font-weight: 500;
	font-size: 4.2rem;
	line-height: 1.2;
	color: var(--navy);
}
.ttl01 .ja {
	display: block;
	font-size: 1.4rem;
	font-weight: 700;
	color: var(--navy);
	letter-spacing: .1em;
	margin-top: 14px;
	position: relative;
	padding-bottom: 24px;
}
/*
.ttl01 .ja::after {
	content: "";
	position: absolute;
	left: 50%;
	bottom: 0;
	transform: translateX(-50%);
	width: 50px;
	height: 2px;
	background: var(--blue);
}*/
.ttl01--left {
	text-align: left;
}
.ttl01--left .ja::after {
	left: 0;
	transform: none;
}

#visual {
	position: relative;
	background: linear-gradient(90deg, rgba(255,255,255,.94) 0%, rgba(255,255,255,.82) 38%, rgba(255,255,255,.08) 66%), url(../img/mitsui-hero.png) no-repeat center center;
	background-size: cover;
	padding-top: 90px;
}
#visual .inner {
	display: flex;
	align-items: center;
	min-height: 720px;
	max-width: 1400px;
}
.visual_txt {
	width: min(800px, 100%);
}
.visual_kicker {
	display: inline-flex;
	align-items: center;
	padding: 9px 18px;
	background: var(--navy);
	color: #fff;
	font-size: 1.6rem;
	font-weight: 700;
	letter-spacing: .08em;
	margin-bottom: 28px;
}
.visual_ttl {
	font-size: 5.4rem;
	font-weight: 700;
	line-height: 1.35;
	color: var(--navy);
	letter-spacing: .02em;
	font-family: 'Noto Serif JP', serif;
}
.visual_lead {
	max-width: 600px;
	font-size: 1.6rem;
	font-weight: 500;
	line-height: 2;
	color: var(--txt);
	margin-top: 28px;
}
.visual_btn {
	margin-top: 36px;
}
.visual_btn a {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 14px;
	min-width: 260px;
	padding: 18px 34px;
	background: var(--navy);
	color: #fff;
	font-size: 1.5rem;
	font-weight: 700;
	border-radius: 4px;
	box-shadow: 0 12px 24px rgba(0, 50, 105, .18);
}
.visual_btn .arrow {
	width: 8px;
	height: 8px;
	border-top: 2px solid #fff;
	border-right: 2px solid #fff;
	transform: rotate(45deg);
}

.area {
	padding: 100px 0;
}
#business {
	padding: 0;
	margin-top: 100px;
	background: #fff;
	color: var(--txt);
}
#business .inner {
	width: 100%;
	max-width: none;
}
.intro_box {
	display: grid;
	grid-template-columns: 40% 60%;
	gap: 0;
	align-items: stretch;
}
.intro_text {
	display: flex;
	flex-direction: column;
	justify-content: center;
	padding: 80px max(5vw, 42px);
	background: #fff;
	font-size: 1.7rem;
	line-height: 2.05;
}
.intro_text .ttl01 {
	margin-bottom: 34px;
}
.intro_text .ttl01 .en,
.intro_text .ttl01 .ja {
	color: var(--navy);
}
.intro_text .ttl01 .ja::after {
	background: var(--blue);
}
.intro_text p + p {
	margin-top: 18px;
}
.intro_img {
	line-height: 0;
	overflow: hidden;
}
.intro_img img {
	width: 100%;
	height: 100%;
	min-height: 520px;
	aspect-ratio: 7 / 5;
	object-fit: cover;
}

.products_area {
	background: var(--gray-bg);
	overflow: hidden;
}
.products_area .inner {
	width: 100%;
	max-width: none;
}
.product_list {
	--product-shift: -1820px;
	display: flex;
	gap: 24px;
	width: max-content;
	animation: productLoop 68s linear infinite;
	will-change: transform;
}
.product_list:hover {
	animation-play-state: paused;
}
@keyframes productLoop {
	0% {
		transform: translateX(0);
	}
	100% {
		transform: translateX(var(--product-shift));
	}
}
.product_item {
	flex: 0 0 340px;
	background: #fff;
	padding: 0 30px 30px;
	min-height: 190px;
	box-shadow: 0 10px 28px rgba(0, 50, 105, .06);
	overflow: hidden;
}
.product_img {
	margin: 0 -30px 26px;
	line-height: 0;
	overflow: hidden;
	background: var(--gray-bg);
}
.product_img img {
	width: 100%;
	aspect-ratio: 4 / 3;
	object-fit: cover;
	transition: transform .4s;
}
.product_item:hover .product_img img {
	transform: scale(1.04);
}
.product_item h4 {
	font-size: 2rem;
	font-weight: 700;
	color: var(--navy);
	margin-bottom: 14px;
}
.product_item p {
	font-size: 1.5rem;
	line-height: 1.8;
}

#message {
	padding: 0;
	background: var(--navy);
	color: #fff;
}
#message .inner {
	width: 100%;
	max-width: none;
	display: grid;
	grid-template-columns: 52% 48%;
	align-items: stretch;
}
.message_img {
	line-height: 0;
}
.message_img img {
	width: 100%;
	height: 100%;
	min-height: 480px;
	object-fit: cover;
}
.message_txt {
	display: flex;
	flex-direction: column;
	justify-content: center;
	padding: 80px max(5vw, 42px);
}
.message_txt .ttl01 .en,
.message_txt .ttl01 .ja {
	color: #fff;
}
.message_txt .ttl01 .ja::after {
	background: #fff;
}
.message_body {
	max-width: 560px;
	font-size: 1.8rem;
	line-height: 2.05;
}
.message_btn {
	margin-top: 34px;
}
.message_btn a {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 14px;
	min-width: 260px;
	padding: 18px 34px;
	background: #fff;
	color: var(--navy);
	font-size: 1.5rem;
	font-weight: 700;
	border-radius: 4px;
	box-shadow: 0 12px 24px rgba(0, 0, 0, .12);
}
.message_btn .arrow {
	width: 8px;
	height: 8px;
	border-top: 2px solid var(--navy);
	border-right: 2px solid var(--navy);
	transform: rotate(45deg);
}

.company_box {
	display: grid;
	grid-template-columns: 1fr;
	align-items: start;
	max-width: 900px;
	margin: 0 auto;
}
.company_table {
	width: 100%;
}
.company_table th,
.company_table td {
	text-align: left;
	vertical-align: middle;
	padding: 21px 18px;
	border-bottom: 1px solid var(--line);
	line-height: 1.7;
}
.company_table tr:first-child th,
.company_table tr:first-child td {
	border-top: 1px solid var(--line);
}
.company_table th {
	width: 150px;
	font-weight: 700;
	color: var(--navy);
	background: var(--gray-bg);
}
.company_table a {
	color: var(--navy);
	font-weight: 700;
}
.contact_area {
	background: linear-gradient(135deg, var(--navy), #064e93);
	color: #fff;
}
.contact_area .ttl01 .en,
.contact_area .ttl01 .ja {
	color: #fff;
}
.contact_area .ttl01 .ja::after {
	background: #fff;
}
.contact_box {
	max-width: 900px;
	margin: 0 auto;
	text-align: center;
}
.contact_lead {
	font-size: 1.8rem;
	line-height: 2;
	margin-bottom: 38px;
}
.contact_methods {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 24px;
	margin-bottom: 48px;
}
.contact_method {
	display: flex;
	flex-direction: column;
	gap: 8px;
	background: #fff;
	color: var(--navy);
	padding: 28px 22px;
	border-radius: 4px;
}
.contact_method .label {
	font-size: 1.4rem;
	font-weight: 700;
	letter-spacing: .12em;
	text-transform: uppercase;
}
.contact_method .value {
	font-size: 2.4rem;
	font-weight: 700;
	word-break: break-all;
}
.contact_form {
	background: #fff;
	color: var(--txt);
	text-align: left;
	padding: 40px;
	border-radius: 4px;
	box-shadow: 0 18px 40px rgba(0, 24, 50, .22);
}
.form_row {
	display: grid;
	grid-template-columns: 250px minmax(0, 1fr);
	border-bottom: 1px solid var(--line);
}
.form_row:first-child {
	border-top: 1px solid var(--line);
}
.form_head,
.form_body {
	padding: 22px 18px;
}
.form_head {
	display: flex;
	align-items: center;
	gap: 10px;
	background: var(--gray-bg);
	color: var(--navy);
	font-weight: 700;
	line-height: 1.5;
}
.required,
.optional {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	flex-shrink: 0;
	min-width: 42px;
	padding: 4px 8px;
	color: #fff;
	font-size: 1.1rem;
	font-weight: 700;
	line-height: 1;
	border-radius: 3px;
}
.required {
	background: #c74747;
}
.optional {
	background: #7a8793;
}
.form_body input[type="text"],
.form_body input[type="email"],
.form_body input[type="tel"],
.form_body textarea {
	width: 100%;
	border: 1px solid #cbd6df;
	background: #fff;
	padding: 12px 14px;
	font-size: 1.6rem;
	line-height: 1.6;
	border-radius: 3px;
}
.form_body textarea {
	resize: vertical;
	min-height: 180px;
}
.form_choices {
	display: flex;
	flex-wrap: wrap;
	gap: 14px 28px;
	align-items: center;
}
.form_choices--grid {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
}
.form_choices label {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	font-size: 1.5rem;
	line-height: 1.6;
}
.form_choices input {
	width: 18px;
	height: 18px;
	accent-color: var(--navy);
}
.form_submit {
	margin-top: 34px;
	text-align: center;
}
.form_submit button {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-width: 280px;
	border: none;
	background: var(--navy);
	color: #fff;
	padding: 18px 36px;
	font-size: 1.6rem;
	font-weight: 700;
	border-radius: 4px;
	cursor: pointer;
	transition: opacity .3s;
}
.form_submit button:hover {
	opacity: .82;
}
.thanks_area {
	min-height: 620px;
	display: flex;
	align-items: center;
	background: linear-gradient(135deg, rgba(233, 243, 251, .95), rgba(255, 255, 255, .95)), url(../img/mitsui-hero.png) no-repeat center center;
	background-size: cover;
	padding: 110px 0;
}
.thanks_box {
	max-width: 780px;
	background: #fff;
	padding: 58px 56px;
	box-shadow: 0 18px 40px rgba(0, 50, 105, .16);
	margin: 0 auto;
}
.thanks_kicker {
	font-family: 'Noto Serif JP', serif;
	font-size: 2rem;
	color: var(--blue);
	margin-bottom: 14px;
}
.thanks_box h2 {
	font-family: 'Noto Serif JP', serif;
	font-size: 3rem;
	line-height: 1.45;
	color: var(--navy);
	margin-bottom: 20px;
}
.thanks_box p:not(.thanks_kicker):not(.thanks_btn) {
	font-size: 1.7rem;
	line-height: 1.9;
}
.thanks_btn {
	margin-top: 34px;
}
.thanks_btn a {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 14px;
	min-width: 240px;
	padding: 17px 30px;
	background: var(--navy);
	color: #fff;
	font-size: 1.5rem;
	font-weight: 700;
	border-radius: 4px;
}
.thanks_btn .arrow {
	width: 8px;
	height: 8px;
	border-top: 2px solid #fff;
	border-right: 2px solid #fff;
	transform: rotate(45deg);
}

@media screen and (max-width: 1000px) {
	.ttl01 .en {
		font-size: 3.6rem;
	}
	.visual_ttl {
		font-size: 4.2rem;
	}
	.intro_box,
	.company_box {
		grid-template-columns: 1fr;
	}
	.product_list {
		--product-shift: -1820px;
		animation-duration: 64s;
	}
}

@media screen and (max-width: 768px) {
	:root {
		scroll-padding-top: 84px;
	}
	.area {
		padding: 64px 0;
	}
	.ttl01 {
		margin-bottom: 34px;
	}
	.ttl01 .en {
		font-size: 3rem;
	}
	.ttl01 .ja {
		font-size: 1.3rem;
		padding-bottom: 18px;
	}
	#visual {
		background: linear-gradient(180deg, rgba(255,255,255,.94) 0%, rgba(255,255,255,.86) 48%, rgba(255,255,255,.2) 100%), url(../img/mitsui-hero.png) no-repeat center center;
		background-size: cover;
		padding-top: 64px;
	}
	#visual .inner {
		min-height: 620px;
		padding: 54px 0;
		align-items: flex-start;
	}
	.visual_kicker {
		font-size: 1.2rem;
	}
	.visual_ttl {
		font-size: 2.45rem;
	}
	.visual_lead {
		font-size: 1.5rem;
		line-height: 1.85;
	}

	#business {
		margin-top: 0;
	}
	.intro_box {
		gap: 0;
	}
	.intro_text {
		order: 1;
	}
	.intro_img {
		order: 2;
	}
	.intro_text,
	.message_body,
	.contact_lead {
		font-size: 1.5rem;
	}
	.intro_text {
		padding: 56px 5%;
	}
	.intro_img img {
		min-height: 280px;
	}
	.product_list {
		--product-shift: -1490px;
		gap: 18px;
		animation-duration: 56s;
	}
	.product_item {
		flex-basis: 280px;
		min-height: 0;
		padding: 0 24px 24px;
	}
	.product_img {
		margin: 0 -24px 22px;
	}
	#message .inner {
		grid-template-columns: 1fr;
	}
	.message_img img {
		min-height: 280px;
	}
	.message_txt {
		padding: 56px 5%;
	}
	.company_table th,
	.company_table td {
		padding: 16px 10px;
		font-size: 1.4rem;
	}
	.company_table th {
		width: 112px;
	}
	.contact_methods {
		grid-template-columns: 1fr;
	}
	.contact_method .value {
		font-size: 2rem;
	}
	.contact_form {
		padding: 24px 16px;
	}
	.form_row {
		display: block;
	}
	.form_head,
	.form_body {
		padding: 16px 10px;
	}
	.form_head {
		justify-content: space-between;
	}
	.form_choices--grid {
		grid-template-columns: 1fr;
	}
	.form_submit button {
		width: 100%;
		min-width: 0;
	}
	.thanks_area {
		min-height: 520px;
		padding: 70px 0;
	}
	.thanks_box {
		padding: 38px 24px;
	}
	.thanks_box h2 {
		font-size: 2.7rem;
	}
}