/* 关于我们页 */

.site-page-about {
	background: #fff;
}

/* -------------------------------------------------------------------------
 * Banner
 * ------------------------------------------------------------------------- */
.about-banner {
	position: relative;
	display: block;
	min-height: 100vh;
	min-height: 100svh;
	box-sizing: border-box;
	overflow: hidden;
	background-color: #1a1a1a;
	background-image: var(--about-banner-bg);
	background-position: center;
	background-size: cover;
	background-repeat: no-repeat;
	color: #fff;
}

.about-banner__shade {
	position: absolute;
	inset: 0;
	z-index: 0;
	pointer-events: none;
	background-color: rgba(0, 0, 0, 0.22);
	background-image: linear-gradient(#000, transparent 28%), linear-gradient(to top, rgba(0, 0, 0, 0.35), transparent 40%);
}

.about-banner__inner {
	position: relative;
	z-index: 1;
	box-sizing: border-box;
	width: 100%;
	max-width: var(--max, 1610px);
	min-height: 100vh;
	min-height: 100svh;
	margin: 0 auto;
	padding: 120px 48px 7.5rem;
	display: flex;
	align-items: center;
}

.about-banner__copy {
	min-width: 0;
	max-width: 820px;
}

.about-banner__fu {
	margin: 0 0 48px;
	font-family: var(--body, "Poppins", sans-serif);
	font-size: clamp(16px, 1.4vw, 20px);
	font-weight: 700;
	line-height: 1.4;
	color: #fff;
}

.about-banner__title {
	margin: 0 0 16px;
	font-family: var(--body, "Poppins", sans-serif);
	font-size: clamp(36px, 5vw, 64px);
	font-weight: 700;
	line-height: 1.15;
	letter-spacing: -0.01em;
	color: #fff;
}

.about-banner__desc {
	margin: 0;
	font-family: var(--body, "Poppins", sans-serif);
	font-size: clamp(20px, 2vw, 28px);
	font-weight: var(--fw-medium, 500);
	line-height: 1.35;
	color: #fff100;
}

/* 右侧下滑箭头：仍固定右下，位置不变 */
.about-banner__scroll {
	position: absolute;
	right: 48px;
	bottom: 7.5rem;
	appearance: none;
	background: none;
	border: none;
	padding: 0;
	margin: 0;
	cursor: pointer;
	line-height: 0;
	flex-shrink: 0;
	animation: about-banner-scroll-bounce 1.8s ease-in-out infinite;
}

.about-banner__scroll img {
	display: block;
	width: 56px;
	height: 56px;
	object-fit: contain;
}

.about-banner__scroll:hover {
	opacity: 0.88;
}

.about-banner__scroll:focus-visible {
	outline: 2px solid #fff100;
	outline-offset: 4px;
}

@keyframes about-banner-scroll-bounce {
	0%,
	100% {
		transform: translateY(0);
	}
	50% {
		transform: translateY(12px);
	}
}

@media (prefers-reduced-motion: reduce) {
	.about-banner__scroll {
		animation: none;
	}
}

@media (max-width: 1100px) {
	.about-banner__inner {
		padding: 108px 28px 7.5rem;
	}

	.about-banner__scroll {
		right: 28px;
	}
}

@media (max-width: 680px) {
	.about-banner,
	.about-banner__inner {
		min-height: 70svh;
	}

	.about-banner__inner {
		padding: 96px 20px 3.5rem;
	}

	.about-banner__scroll {
		right: 20px;
		bottom: 3.5rem;
	}

	.about-banner__scroll img {
		width: 48px;
		height: 48px;
	}
}