/**
 * 关于我们页
 * 作用域：.site-page-about
 */

.site-page-about .container {
	max-width: var(--content-max);
	margin: 0 auto;
	padding: 0 var(--content-pad);
	box-sizing: border-box;
}

.site-page-about .tag {
	display: inline-block;
	font-family: 'Barlow Condensed', sans-serif;
	font-size: 11px;
	font-weight: 700;
	letter-spacing: 0.15em;
	text-transform: uppercase;
	color: #FF6A00;
	background: rgba(255, 106, 0, 0.10);
	padding: 4px 12px;
	border-radius: 2px;
	margin-bottom: 14px;
}

.site-page-about .btn-primary {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	background: #FF6A00;
	color: #fff;
	font-family: 'Barlow Condensed', sans-serif;
	font-size: 15px;
	font-weight: 700;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	padding: 14px 28px;
	border: none;
	cursor: pointer;
	text-decoration: none;
	transition: background .2s, transform .2s;
}

.site-page-about .btn-primary:hover {
	background: #E05A00;
	transform: translateY(-1px);
	color: #fff;
}

.site-page-about .fade-up {
	opacity: 0;
	transform: translateY(28px);
	transition: opacity 0.6s ease, transform 0.6s ease;
}

.site-page-about .fade-up.visible {
	opacity: 1;
	transform: translateY(0);
}

.site-page-about .section-head {
	text-align: center;
	margin-bottom: 56px;
}

.site-page-about .section-head h2 {
	font-family: 'Barlow Condensed', sans-serif;
	font-size: clamp(32px, 4vw, 52px);
	font-weight: 800;
	text-transform: uppercase;
	color: #0B1F3A;
	line-height: 1.1;
	margin: 0;
}

.site-page-about .section-head p {
	color: #6B7280;
	font-size: 16px;
	margin-top: 14px;
	max-width: 560px;
	margin-left: auto;
	margin-right: auto;
	line-height: 1.7;
}

/* Intro */
.site-page-about .intro-block {
	padding: 96px 0;
	background: #fff;
	overflow: hidden;
}

.site-page-about .intro-grid {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 72px;
	align-items: center;
}

.site-page-about .intro-text h2 {
	font-family: 'Barlow Condensed', sans-serif;
	font-size: clamp(30px, 3.5vw, 48px);
	font-weight: 800;
	text-transform: uppercase;
	color: #0B1F3A;
	line-height: 1.1;
	margin-bottom: 24px;
}

.site-page-about .intro-content p {
	color: #6B7280;
	font-size: 15px;
	line-height: 1.8;
	margin-bottom: 18px;
}

.site-page-about .intro-content p:last-child {
	margin-bottom: 0;
}

.site-page-about .intro-img-wrap {
	position: relative;
}

.site-page-about .intro-img-wrap img {
	width: 100%;
	height: 480px;
	object-fit: cover;
	display: block;
}

.site-page-about .intro-accent {
	position: absolute;
	bottom: -20px;
	left: -20px;
	width: 120px;
	height: 120px;
	border: 3px solid #FF6A00;
	pointer-events: none;
}

/* Stats */
.site-page-about .stats-block {
	padding: 72px 0;
	background: #0B1F3A;
}

.site-page-about .stats-grid {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 0;
}

.site-page-about .stat-item {
	text-align: center;
	padding: 0 20px;
	border-right: 1px solid rgba(255, 255, 255, 0.10);
}

.site-page-about .stat-item:last-child {
	border-right: none;
}

.site-page-about .stat-num {
	font-family: 'Barlow Condensed', sans-serif;
	font-size: clamp(36px, 4vw, 56px);
	font-weight: 800;
	color: #FF6A00;
	line-height: 1;
	margin-bottom: 10px;
}

.site-page-about .stat-unit {
	font: inherit;
	color: inherit;
}

.site-page-about .stat-label {
	font-family: 'Barlow Condensed', sans-serif;
	font-size: 13px;
	font-weight: 600;
	letter-spacing: 0.1em;
	text-transform: uppercase;
	color: rgba(255, 255, 255, 0.65);
}

/* Advantages */
.site-page-about .advantages-block {
	padding: 96px 0;
	background: #F4F6F9;
}

.site-page-about .adv-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 24px;
	margin-top: 56px;
}

.site-page-about .adv-card {
	background: #fff;
	padding: 36px 30px;
	border-bottom: 3px solid transparent;
	transition: border-color .25s, box-shadow .25s;
}

.site-page-about .adv-card:hover {
	border-bottom-color: #FF6A00;
	box-shadow: 0 8px 32px rgba(11, 31, 58, 0.08);
}

.site-page-about .adv-icon {
	width: 52px;
	height: 52px;
	background: rgba(255, 106, 0, 0.92);
	display: flex;
	align-items: center;
	justify-content: center;
	margin-bottom: 22px;
}

.site-page-about .adv-icon img {
	width: 38px;
	height: 38px;
	object-fit: contain;
	display: block;
}

.site-page-about .adv-num {
	font-family: 'Barlow Condensed', sans-serif;
	font-size: 11px;
	font-weight: 800;
	letter-spacing: 0.15em;
	color: #FF6A00;
	margin-bottom: 10px;
}

.site-page-about .adv-card h3 {
	font-family: 'Barlow Condensed', sans-serif;
	font-size: 18px;
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 0.04em;
	color: #0B1F3A;
	margin-bottom: 12px;
}

.site-page-about .adv-card p {
	font-size: 14px;
	color: #6B7280;
	line-height: 1.7;
	margin: 0;
}

/* Gallery */
.site-page-about .gallery-block {
	padding: 96px 0;
	background: #fff;
	overflow: hidden;
}

.site-page-about .gallery-track-wrap {
	position: relative;
	margin-top: 56px;
}

.site-page-about .gallery-track {
	display: flex;
	gap: 20px;
	transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
	will-change: transform;
}

.site-page-about .gallery-item {
	flex: 0 0 calc((100% - 60px) / 4);
	position: relative;
	aspect-ratio: 4 / 5;
	overflow: hidden;
	background: #0B1F3A;
}

.site-page-about .gallery-item img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	display: block;
	transition: transform .4s;
}

.site-page-about .gallery-item:hover img {
	transform: scale(1.06);
}

.site-page-about .gallery-caption {
	position: absolute;
	bottom: 0;
	left: 0;
	right: 0;
	padding: 16px;
	background: linear-gradient(to top, rgba(11, 31, 58, 0.85), transparent);
	font-family: 'Barlow Condensed', sans-serif;
	font-size: 13px;
	font-weight: 600;
	letter-spacing: 0.05em;
	text-transform: uppercase;
	color: #fff;
}

.site-page-about .gallery-nav {
	display: flex;
	justify-content: center;
	gap: 12px;
	margin-top: 32px;
}

.site-page-about .gallery-arrow {
	width: 44px;
	height: 44px;
	border: 2px solid #DDE2E8;
	background: #fff;
	display: flex;
	align-items: center;
	justify-content: center;
	cursor: pointer;
	transition: all .2s;
	font-size: 18px;
	color: #0B1F3A;
	padding: 0;
}

.site-page-about .gallery-arrow:hover {
	border-color: #FF6A00;
	background: #FF6A00;
	color: #fff;
}

/* Process */
.site-page-about .process-block {
	padding: 100px 0;
	background: linear-gradient(rgba(245, 247, 250, 0.95), rgba(245, 247, 250, 0.95)),
		url('../images/process-bg.jpg') center / cover no-repeat;
	overflow: hidden;
}

.site-page-about .process-track-wrap {
	position: relative;
	margin-top: 80px;
	overflow: hidden;
}

.site-page-about .process-track {
	display: flex;
	gap: 30px;
	transition: transform 0.5s ease;
	will-change: transform;
}

.site-page-about .process-item {
	flex: 0 0 calc((100% - 90px) / 4);
	position: relative;
	background: #fff;
	border-radius: 8px;
}

.site-page-about .process-item:not(:last-child)::after {
	content: "→";
	position: absolute;
	right: -45px;
	top: 35%;
	transform: translateY(-50%);
	width: 50px;
	height: 50px;
	background: #FF6A00;
	border-radius: 50%;
	color: #fff;
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 20px;
	font-weight: bold;
	z-index: 10;
	box-shadow: 0 4px 10px rgba(255, 106, 0, 0.3);
}

.site-page-about .process-image {
	width: 100%;
	aspect-ratio: 3 / 4;
	overflow: hidden;
	border-radius: 8px;
}

.site-page-about .process-image img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	display: block;
	transition: transform .5s;
}

.site-page-about .process-item:hover .process-image img {
	transform: scale(1.08);
}

.site-page-about .process-content {
	padding: 22px 20px 25px;
}

.site-page-about .process-content .step-num {
	display: block;
	font-family: 'Inter', sans-serif;
	font-size: 14px;
	color: #FF6A00;
	font-weight: 700;
	margin-bottom: 8px;
}

.site-page-about .process-content h4 {
	margin: 0 0 10px;
	font-family: 'Inter', sans-serif;
	font-size: 20px;
	font-weight: 700;
	text-transform: uppercase;
	color: #222;
}

.site-page-about .process-nav {
	display: flex;
	justify-content: center;
	gap: 20px;
	margin-top: 45px;
}

.site-page-about .process-arrow {
	width: 48px;
	height: 48px;
	border: 1px solid #ddd;
	background: #fff;
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 22px;
	cursor: pointer;
	transition: .3s;
	color: #0B1F3A;
	padding: 0;
}

.site-page-about .process-arrow:hover {
	background: #FF6A00;
	color: #fff;
	border-color: #FF6A00;
}

@media (max-width: 1024px) {
	.site-page-about .adv-grid {
		grid-template-columns: repeat(2, 1fr);
	}

	.site-page-about .gallery-item {
		flex: 0 0 calc((100% - 40px) / 3);
	}

	.site-page-about .process-item {
		flex: 0 0 calc((100% - 60px) / 3);
	}

	.site-page-about .process-item:not(:last-child)::after {
		display: none;
	}
}

@media (max-width: 768px) {
	.site-page-about .intro-block,
	.site-page-about .advantages-block,
	.site-page-about .gallery-block,
	.site-page-about .process-block {
		padding: 40px 0;
	}

	.site-page-about .intro-grid {
		grid-template-columns: 1fr;
		gap: 40px;
	}

	.site-page-about .intro-accent {
		left: 0;
		bottom: -12px;
	}

	.site-page-about .stats-grid {
		grid-template-columns: 1fr 1fr;
		gap: 32px 0;
	}

	.site-page-about .stat-item {
		border-right: none;
		border-bottom: 1px solid rgba(255, 255, 255, 0.10);
		padding-bottom: 20px;
	}

	.site-page-about .stat-item:nth-child(odd) {
		border-right: 1px solid rgba(255, 255, 255, 0.10);
	}

	.site-page-about .adv-grid {
		grid-template-columns: 1fr;
	}

	.site-page-about .gallery-item {
		flex: 0 0 calc((100% - 20px) / 2);
	}

	.site-page-about .process-item {
		flex: 0 0 100%;
	}
}