@font-face {
	font-family: "Rubik, Rubik";
	src: url("../font/HarmonyOS_Sans_SC_Regular.ttf") format("truetype");
	font-weight: normal;
	font-style: normal;
	font-display: swap;
}

.shusf {
	width: 100%;
	background-color: #003255;
}

.amplifier-section {
	background-color: #003366;
	padding: 60px 20px;
}

.amplifier-grid {
	width: 85%;
	margin: 0px auto;
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	gap: 30px;
}

.amplifier-card {
	background-color: #ffffff;
	padding: 25px;
	border-radius: 4px;
	box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
	transition: all 0.3s ease;
		transform-origin: center;
}

.amplifier-card:hover {
	transform: scale(1.03);
}

.card-title {
	font-family: 'Rubik, Rubik';
	font-weight: bold;
	font-size: 37px;
	color: #003255;
	margin-bottom: 12px;
	margin: 0;
}

.card-desc {
	font-family: 'Rubik, Rubik';
	font-weight: 400;
	font-size: 22px;
	color: rgba(0, 0, 0, 0.9);
	margin: 0;
	margin-top: 20px;
}

.measurements-section {
	width: 85%;
	margin: 40px auto;
	padding: 0 20px;
}

.section-title {
	font-family: 'Rubik, Rubik';
	font-weight: bold;
	font-size: 56px;
	color: #003255;
}

.section-divider {
	width: 100%;
	height: 2px;
	background-color: #003255;
	margin-bottom: 25px;
}


.accordion-header {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 15px 0;
	cursor: pointer;
	color: #000000;
	font-size: 37px;
	font-weight: bold;
}

.accordion-header::after {
	content: "∨";
	font-size: 16px;
	color: #ff6600;
	transition: transform 0.3s ease;
}

.accordion-item.active .accordion-header::after {
	transform: rotate(180deg);
}

.accordion-content {
	max-height: 0;
	overflow: hidden;
	transition: max-height 0.3s ease;
	color: #000000;
	font-size: 26px;
	line-height: 1.5;
	margin-bottom: 15px;
}

.accordion-item.active .accordion-content {
	max-height: 500px;
}

.subscribe-btnaf {
	width: 100%;
	background-color: #E5E5E6;
}

.imsaf {
	margin-bottom: 50px;
}

.faq-section {
	width: 85%;
	margin: 40px auto;
}

.faq-title {
	color: #003366;
	font-size: 56px;
	font-weight: 700;
	margin-bottom: 15px;
}

.faq-divider {
	width: 100%;
	height: 2px;
	background-color: #003366;
	margin-bottom: 25px;
}

.faq-item {
	margin-bottom: 25px;
}

.faq-question {
	color: #000000;
	font-size: 30px;
	font-weight: 600;
	margin-bottom: 8px;
}

.faq-answer {
	transition: max-height 0.3s ease;
	color: #333333;
	font-size: 26px;
	line-height: 1.5;
}

.faq-answer.active {
	max-height: 500px;
}

.read-more-link {
	color: #0033cc;
	text-decoration: none;
	font-size: 26px;
	display: inline-block;
	margin-top: 10px;
}

.read-more-link:hover {
	text-decoration: underline;
}

/* 手机端（原1986rpx → 993px，符合常规响应式断点） */
@media (max-width: 993px) {
	.amplifier-grid {
		width: 100%;
		margin: 0px auto;
		display: grid;
		grid-template-columns: repeat(1, 1fr);
		gap: 30px;
	}
	.card-title {
		font-family: 'Rubik, Rubik';
		font-weight: bold;
		font-size: 20px;
		color: #003255;
		margin-bottom: 12px;
		margin: 0;
	}
	.card-desc {
		font-family: 'Rubik, Rubik';
		font-weight: 400;
		font-size: 16px;
		color: rgba(0, 0, 0, 0.9);
		margin: 0;
		margin-top: 20px;
	}
	
	.section-title {
		font-family: 'Rubik, Rubik';
		font-weight: bold;
		font-size: 25px;
		color: #003255;
	}
	
	.accordion-header {
		display: flex;
		justify-content: space-between;
		align-items: center;
		padding: 10px 0;
		cursor: pointer;
		color: #000000;
		font-size: 20px;
		font-weight: bold;
	}
	.accordion-header::after {
		content: "∨";
		font-size: 12px;
		color: #ff6600;
		transition: transform 0.3s ease;
	}
	
	.accordion-content {
		max-height: 0;
		overflow: hidden;
		transition: max-height 0.3s ease;
		color: #000000;
		font-size: 16px;
		line-height: 1.5;
		margin-bottom: 15px;
	}
	
	.carousel-headersss h2 {
		font-family: 'Rubik, Rubik';
		font-weight: bold;
		font-size: 20px;
		color: #003255;
		text-align: left;
		margin: 0;
		margin-left: 10px;
	}
	
	.explore-moresss {
		font-family: 'Rubik, Rubik';
		font-weight: bold;
		font-size: 20px;
		color: #003255;
		text-align: left;
		text-decoration-line: underline;
		transition: transform 0.3s ease;
		transform-origin: center;
		margin: 0;
		margin-right: 10px;
	}
	
	.faq-title {
		color: #003366;
		font-size: 25px;
		font-weight: 700;
		margin-bottom: 15px;
	}
	.faq-question {
		color: #000000;
		font-size: 20px;
		font-weight: 600;
		margin-bottom: 8px;
	}
	.faq-answer {
		transition: max-height 0.3s ease;
		color: #333333;
		font-size: 16px;
		line-height: 1.5;
	}
}