@charset "UTF-8";

/* tire/maker トーン（#1a1a1a / #ddd / em ベース、1px 線・シャドウは共通方針） */

.small {
	font-size: 0.84375em;
}

.center {
	text-align: center;
}

.car_list .carslist {
	width: 100%;
	display: flex;
	flex-wrap: wrap;
	justify-content: flex-start;
	align-items: stretch;
	margin: 0 auto 1.875em;
	gap: 0;
}

/* --- 車種カード --- */
.car_list .car-card {
	width: calc((100% / 3) - 1em);
	margin: 0 0.5em 1em;
	background: #fff;
	border: 1px solid #ddd;
	border-radius: 0.25em;
	overflow: hidden;
	box-shadow: none;
	transition: box-shadow 0.2s;
	max-width: 37.5em;
	box-sizing: border-box;
}

.car_list .car-card:hover {
	box-shadow: 0 4px 14px rgba(0, 0, 0, .09);
}

@media screen and (max-width: 37.5em) {
	.car_list .car-card {
		width: 100%;
		max-width: none;
	}
}

.car-header {
	background: #1a1a1a;
	padding: 0.75em 0.9375em;
	color: #fff;
}

.car-header h3 {
	margin: 0;
	font-size: 1em;
	font-weight: 700;
}

/* --- アコーディオン --- */
.size-accordion {
	border-bottom: 1px solid #eee;
}

.size-accordion:last-child {
	border-bottom: none;
}

.accordion-trigger {
	width: 100%;
	padding: 1.125em 0.9375em;
	background: #fff;
	border: none;
	display: flex;
	justify-content: space-between;
	align-items: center;
	cursor: pointer;
	transition: background 0.25s ease;
	box-sizing: border-box;
	text-align: left;
	font-family: inherit;
	font-size: 1em;
}

.accordion-content {
	max-height: 0;
	overflow: hidden;
	opacity: 0;
	transition: max-height 0.4s ease-out, opacity 0.3s ease;
	background: #fff;
}

.size-accordion.is-open .accordion-content {
	max-height: 2000px;
	opacity: 1;
	padding: 0.9375em;
}

.size-accordion.is-open .accordion-trigger {
	background: #f5f5f5;
}

.size-accordion.is-open .icon {
	transform: rotate(45deg);
	color: #555;
}

.size-text {
	font-size: 0.96875em;
	font-weight: 700;
	color: #333;
}

.size-text small {
	font-size: 0.8375em;
	color: #666;
	margin-left: 0.5em;
	font-weight: 400;
}

.icon {
	font-size: 1.25em;
	color: #1a1a1a;
	font-weight: 700;
	transition: transform 0.25s ease;
	flex-shrink: 0;
	line-height: 1;
	margin-left: 0.35em;
}

.matrix-rows {
	display: flex;
	flex-direction: column;
	gap: 0.625em;
}

.matrix-row {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 0.5em;
}

.car_list .btn {
	display: flex;
	flex-direction: column;
	justify-content: center;
	align-items: center;
	text-align: center;
	padding: 0;
	text-decoration: none;
	border-radius: 0.25em;
	border: 1px solid;
	transition: opacity 0.2s ease, background 0.15s ease, color 0.15s ease;
	min-height: 3em;
	box-sizing: border-box;
	font-family: inherit;
}

.car_list .btn span:first-child {
	font-size: 0.8375em;
	margin-bottom: 0;
	font-weight: 700;
	line-height: 1.35;
}

.car_list .btn span:last-child {
	font-size: 0.8125em;
	font-weight: 700;
	line-height: 1.35;
	opacity: .95;
}

/* メーカータイヤの季節バッジ色系に寄せる */
.summer .btn {
	border-color: #e67e22;
	color: #e67e22;
}

.summer .btn.set {
	background: #e67e22;
	color: #fff;
}

.winter .btn {
	border-color: #0e74b8;
	color: #0e74b8;
}

.winter .btn.set {
	background: #0e74b8;
	color: #fff;
}

.allseason .btn {
	border-color: #1a7a44;
	color: #1a7a44;
}

.allseason .btn.set {
	background: #1a7a44;
	color: #fff;
}

.car_list .btn:hover {
	opacity: 0.8;
}

.maker {
	font-size: 0.75em;
	font-weight: 700;
	opacity: .9;
}

.car_list .nav-title {
	text-align: center;
	font-size: 0.90625em;
	margin-bottom: 0.875em;
	color: #444;
}

.car_list .nav-grid {
	display: flex;
	flex-wrap: wrap;
	justify-content: flex-start;
	align-items: stretch;
	list-style-type: none;
	margin: 0 auto 1.25em;
	padding: 0;
	border-bottom: 3px solid #1a1a1a;
}

.car_list .nav-grid li {
	width: calc((100% / 9) - 0.125em);
	margin: 0;
	padding: 0;
	border-right: 1px dashed #1a1a1a;
	box-sizing: border-box;
	min-width: 0;
}

.car_list .nav-grid li:first-child {
	border-left: 1px dashed #1a1a1a;
}

.car_list .nav-grid li a {
	display: block;
	padding: 0.7em 0.35em;
	text-align: center;
	text-decoration: none;
	line-height: 1.55;
	color: #1a1a1a;
	font-size: 0.84375em;
	transition: background 0.15s ease, color 0.15s ease;
	box-sizing: border-box;
	border-top: 1px dashed transparent;
	border-bottom: 1px dashed transparent;
}

.car_list .nav-grid li a:hover {
	background-color: #1a1a1a;
	color: #fff;
}

.car_list .nav-grid li a span {
	display: block;
	padding: 0;
}

.car_list .nav-grid li a .jp {
	font-size: 0.93em;
	font-weight: 700;
}

.car_list .nav-grid li a .en {
	font-size: 0.65em;
	font-weight: 500;
	letter-spacing: .04em;
	text-transform: uppercase;
	opacity: .85;
}

/* --- read セクションの dl スタイル --- */
.read dl {
	text-align: left;
	margin: 1.5em 0;
}

.read dt {
	font-weight: bold;
	margin-bottom: 0.25em;
}

.read dd {
	margin-left: 0;
	margin-bottom: 1em;
}

/* --- ナビゲーションの固定表示 --- */
.manufacturer-fast-nav {
	position: sticky;
	top: 0;
	z-index: 100;
	background: #fff;
	box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.car_list .carslist,
.car_list .car-card {
	scroll-margin-top: 5.5rem;
}

@media screen and (max-width: 37.5em) {
	.car_list .carslist,
	.car_list .car-card {
		scroll-margin-top: 7.5rem;
	}

	.car_list .nav-grid li {
		width: calc((100% / 5) - 0.125em);
		border-bottom: 1px dashed #ccc;
	}
	.car_list .nav-grid li a .en {
		display: none;
	}
	.car_list .nav-grid li a {
		padding: 0.5em 0.25em;
	}
	.car_list .nav-grid li a .jp {
		font-size: 0.85em;
	}
}