/* ============================================================
   About Hero — Section 01
   Figma 746:984 / 746:986
   全宽背景图（700px）+ 左侧半透明渐变卡片（636×491px）
   卡片：rgba(255,255,255,0.6) → rgba(208,228,255,0.6)，背景图透出
   标题：Anton 50px（非 60px），含高亮文字段
   内容 gap 30px（非 20px）
   设计基准 1280px
   ============================================================ */

.sparta-about-hero {
	position: relative;
	width: 100%;
	height: 700px;
	background-color: #0d1f44;
	background-size: cover;
	background-position: center;
	background-repeat: no-repeat;
	display: flex;
	align-items: center;
}

/* ── 内容容器 ── */
.sparta-about-hero__inner {
	width: 100%;
	max-width: 1280px;
	margin: 0 auto;
	padding: 0 39px;
	display: flex;
	align-items: center;
}

/* ── 半透明渐变卡片 ── */
/* Figma: 636×491px, rgba(255,255,255,0.6)→rgba(208,228,255,0.6), radius 20px, shadow */
.sparta-about-hero__card {
	width: 636px;
	min-height: 491px;
	background: linear-gradient(
		180deg,
		rgba(255, 255, 255, 0.6) 0%,
		rgba(208, 228, 255, 0.6) 100%
	);
	border-radius: 20px;
	box-shadow: 0px 4px 10px 0px rgba(157, 157, 157, 0.25);
	backdrop-filter: blur(4px);
	-webkit-backdrop-filter: blur(4px);
	padding: 43px 58px 42px 54px;
	display: flex;
	flex-direction: column;
	gap: 30px;
	justify-content: center;
	flex-shrink: 0;
	box-sizing: border-box;
}

/* ── 副标题：Montserrat Bold 20px #053b8c ── */
.sparta-about-hero__subtitle {
	font-family: 'Montserrat', sans-serif;
	font-size: 20px;
	font-weight: 700;
	line-height: 20px;
	color: #053b8c;
	margin: 0;
}

/* ── 主标题：Anton 50px / line-height 70px #012f73 ── */
/* 注意：50px，比 auto-hero（60px）小 */
.sparta-about-hero__title {
	font-family: 'Anton', sans-serif;
	font-size: 50px;
	font-weight: 400;
	line-height: 70px;
	color: #012f73;
	margin: 0;
}

/* 标题高亮段：#054fbd 蓝色 */
.sparta-about-hero__title-hl {
	color: #054fbd;
}

/* ── 按钮：Form 1 标准大按钮（sparta-quote-btn 规范） ── */
.sparta-about-hero__btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 20px;
	width: 232px;
	height: 44px;
	background: #054fbd;
	color: #ffffff;
	font-family: 'Montserrat', sans-serif;
	font-size: 18px;
	font-weight: 700;
	line-height: 20px;
	padding: 7px 23px;
	border-radius: 5px;
	text-decoration: none;
	box-sizing: border-box;
	transition: background 0.2s, color 0.2s;
	align-self: flex-start;
	flex-shrink: 0;
}

.sparta-about-hero__btn:hover {
	background: #ffd739;
	color: #054fbd;
}

.sparta-about-hero__btn-text {
	flex: 0 0 auto;
	white-space: nowrap;
}

.sparta-about-hero__btn-icon {
	position: relative;
	width: 33px;
	height: 40px;
	flex-shrink: 0;
}

.sparta-about-hero__btn-icon-bg {
	position: absolute;
	top: 3.5px;
	left: 0;
	width: 33px;
	height: 33px;
	background: #ffd739;
	border-radius: 5px;
	transition: background 0.2s;
}

.sparta-about-hero__btn:hover .sparta-about-hero__btn-icon-bg {
	background: #054fbd;
}

.sparta-about-hero__btn-icon svg {
	position: absolute;
	top: 10px;
	left: 6.5px;
	width: 20px;
	height: 20px;
	color: #054fbd;
	transition: color 0.2s;
}

.sparta-about-hero__btn:hover .sparta-about-hero__btn-icon svg {
	color: #ffd739;
}

/* ── 响应式 ── */
@media ( min-width: 1800px ) {
	.sparta-about-hero {
		height: 800px;
	}
	.sparta-about-hero__inner {
		max-width: 1600px;
		padding: 0 60px;
	}
	.sparta-about-hero__card {
		width: 720px;
	}
	.sparta-about-hero__title {
		font-size: 60px;
	}
}

@media ( min-width: 768px ) and ( max-width: 1279px ) {
	.sparta-about-hero {
		height: auto;
		min-height: 560px;
	}
	.sparta-about-hero__inner {
		padding: 48px 32px;
	}
	.sparta-about-hero__card {
		width: 480px;
		min-height: auto;
		padding: 36px 40px;
	}
	.sparta-about-hero__title {
		font-size: 38px;
		line-height: 52px;
	}
	.sparta-about-hero__subtitle {
		font-size: 16px;
	}
}

@media ( max-width: 767px ) {
	.sparta-about-hero {
		height: auto;
		padding: 48px 0;
	}
	.sparta-about-hero__inner {
		padding: 0 16px;
	}
	.sparta-about-hero__card {
		width: 100%;
		min-height: auto;
		padding: 32px 24px;
		gap: 20px;
	}
	.sparta-about-hero__title {
		font-size: 32px;
		line-height: 44px;
	}
	.sparta-about-hero__subtitle {
		font-size: 16px;
	}
}