/* ============================================================
   Cap Intro — Section 03
   Figma 284:1773 + 281:1760 | What is PCB Manufacturing?
   浅蓝横幅铺满全宽 + 透明 PCB 大图悬浮在左侧（顶部超出横幅）
   设计基准 1280px
   ============================================================ */

/*
 * 结构：
 * section（透明，padding-top 预留悬浮空间，overflow visible）
 *   ├── __float  绝对定位的透明大图（顶到 section 顶部，超出横幅）
 *   └── __band   浅蓝色横幅（全宽，434px 高），文字在右半边
 */

.sparta-cap-intro {
	position: relative;
	width: 100%;
	/* 预留图片向上悬浮的空间（图片高 750px - 横幅高 434px ≈ 316px） */
	padding-top: 316px;
	overflow: visible;
}

/* ── 悬浮大图（透明 PNG） ── */
.sparta-cap-intro__float {
	position: absolute;
	top: 0;
	left: -6%;
	width: 58%;
	max-width: 1011px;
	height: 100%;
	pointer-events: none;
	z-index: 2;
}

.sparta-cap-intro__img {
	width: 100%;
	height: 100%;
	object-fit: contain;
	object-position: left center;
	display: block;
}

/* ── 浅蓝横幅 ── */
.sparta-cap-intro__band {
	background: #eff6ff;
	width: 100%;
	min-height: 434px;
	display: flex;
	align-items: center;
}

.sparta-cap-intro__inner {
	max-width: 1280px;
	margin: 0 auto;
	padding: 52px 39px;
	width: 100%;
}

/* 文字区放在右半边，靠右对齐到 1280 容器右边缘（与其它 section 对齐） */
.sparta-cap-intro__content {
	margin-left: auto;
	max-width: 539px;
	display: flex;
	flex-direction: column;
	gap: 27px;
}

.sparta-cap-intro__title {
	font-family: 'Anton', sans-serif;
	font-size: 48px;
	line-height: 60px;
	color: #012f73;
	margin: 0;
	font-weight: 400;
}

.sparta-cap-intro__para {
	font-family: 'Montserrat', sans-serif;
	font-weight: 500;
	font-size: 16px;
	line-height: 25px;
	color: #000;
	margin: 0;
}

.sparta-cap-intro__btn {
	display: inline-flex;
	align-items: center;
	gap: 10px;
	background: #054fbd;
	color: #fff;
	font-family: 'Montserrat', sans-serif;
	font-weight: 700;
	font-size: 18px;
	line-height: 20px;
	padding: 12px 23px;
	border-radius: 5px;
	text-decoration: none;
	width: fit-content;
	transition: background 0.3s, color 0.3s;
}

.sparta-cap-intro__btn:hover {
	background: #ffd739;
	color: #054fbd;
}

/* ── 大屏 ≥1800px ── */
@media (min-width: 1800px) {
	.sparta-cap-intro__inner {
		max-width: 1600px;
	}

	.sparta-cap-intro__float {
		left: -3%;
		width: 54%;
	}

	.sparta-cap-intro__title {
		font-size: 56px;
	}
}

/* ── 平板 768px–1279px ── */
@media (min-width: 768px) and (max-width: 1279px) {
	.sparta-cap-intro {
		padding-top: 180px;
	}

	.sparta-cap-intro__float {
		left: -8%;
		width: 55%;
	}

	.sparta-cap-intro__inner {
		padding: 40px 24px;
	}

	.sparta-cap-intro__content {
		margin-left: auto;
		gap: 20px;
	}

	.sparta-cap-intro__title {
		font-size: 36px;
		line-height: 46px;
	}

	.sparta-cap-intro__para {
		font-size: 15px;
	}
}

/* ── 手机 ≤767px ── */
@media (max-width: 767px) {
	/* 手机端取消悬浮，改为常规上下排列 */
	.sparta-cap-intro {
		padding-top: 0;
	}

	.sparta-cap-intro__float {
		position: static;
		width: 100%;
		max-width: 100%;
		height: auto;
		padding: 24px 20px 0;
		pointer-events: auto;
	}

	.sparta-cap-intro__img {
		width: 100%;
		height: auto;
		max-height: 300px;
		object-position: center;
	}

	.sparta-cap-intro__band {
		min-height: auto;
	}

	.sparta-cap-intro__inner {
		padding: 40px 20px;
	}

	.sparta-cap-intro__content {
		margin-left: 0;
		max-width: 100%;
		gap: 16px;
	}

	.sparta-cap-intro__title {
		font-size: 30px;
		line-height: 38px;
	}
}