/* 侧边悬浮在线客服，样式对齐 chinabatterymanufacturer.com */
.tyneen-floating-contact {
	position: fixed;
	z-index: 99990;
	bottom: 24px;
	right: 16px;
	display: flex;
	flex-direction: column;
	align-items: flex-end;
	gap: 0;
	margin: 0;
	padding: 0 0 10px;
	list-style: none;
	overflow: visible;
	font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

.tyneen-floating-contact__item + .tyneen-floating-contact__item {
	margin-top: 10px;
}

.tyneen-floating-contact__item {
	position: relative;
	list-style: none;
	margin: 0;
	padding: 0;
}

.tyneen-floating-contact__btn {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 48px;
	height: 48px;
	border-radius: 50%;
	background: #1e293b;
	color: #fff;
	text-decoration: none;
	box-shadow: 0 4px 14px rgba(15, 23, 42, 0.35);
	transition: transform 0.15s ease, box-shadow 0.15s ease;
	border: none;
	cursor: pointer;
	padding: 0;
	line-height: 1;
}

button.tyneen-floating-contact__btn {
	-webkit-appearance: none;
	appearance: none;
	font: inherit;
}

.tyneen-floating-contact__btn:hover,
.tyneen-floating-contact__btn:focus-visible {
	transform: translateY(-2px);
	box-shadow: 0 6px 18px rgba(15, 23, 42, 0.45);
	color: #fff;
	outline: none;
}

.tyneen-floating-contact__btn--whatsapp {
	background: #25d366;
}

.tyneen-floating-contact__btn--tel {
	background: #2563eb;
}

.tyneen-floating-contact__btn--email {
	background: #64748b;
}

.tyneen-floating-contact__item--totop {
	margin-top: 0 !important;
	max-height: 0;
	opacity: 0;
	overflow: hidden;
	padding-bottom: 0;
	pointer-events: none;
	transform: translateY(6px);
	transition:
		max-height 0.45s cubic-bezier(0.33, 1, 0.68, 1),
		opacity 0.35s ease,
		margin-top 0.45s cubic-bezier(0.33, 1, 0.68, 1),
		transform 0.45s cubic-bezier(0.33, 1, 0.68, 1),
		padding-bottom 0.45s cubic-bezier(0.33, 1, 0.68, 1);
}

.tyneen-floating-contact__item--totop.is-visible {
	margin-top: 10px !important;
	max-height: 88px;
	opacity: 1;
	pointer-events: auto;
	transform: translateY(0);
	overflow: visible;
	padding-bottom: 12px;
	box-sizing: border-box;
}

.tyneen-floating-contact__btn--totop {
	background: #334155;
	flex-shrink: 0;
}

.tyneen-floating-contact__icon {
	width: 24px;
	height: 24px;
	display: block;
	flex-shrink: 0;
	fill: currentColor;
	vertical-align: middle;
}

.tyneen-floating-contact__icon path {
	display: inline;
}

@media (prefers-reduced-motion: reduce) {
	.tyneen-floating-contact__item--totop {
		transition-duration: 0.01ms;
	}
}

@media (max-width: 782px) {
	.tyneen-floating-contact {
		bottom: 14px;
		right: 10px;
	}

	.tyneen-floating-contact__item + .tyneen-floating-contact__item {
		margin-top: 8px;
	}

	.tyneen-floating-contact__btn {
		width: 40px;
		height: 40px;
		box-shadow: 0 3px 10px rgba(15, 23, 42, 0.28);
	}

	.tyneen-floating-contact__icon {
		width: 20px;
		height: 20px;
	}

	.tyneen-floating-contact__item--totop.is-visible {
		max-height: 76px;
		padding-bottom: 10px;
	}
}