/* 位置物联网系统 — PC（随 location-iot-system 页面 enqueue） */
.is-view-location-iot-system .section,
.section {
	width: 100rem !important;
	max-width: 100rem !important;
}

.liot-page {
	background: #f5f5f7;
}

.is-view-location-iot-system {
	--petro-brand: #007DF2;
	--petro-brand-hover: #0040B0;
}

/* ----- Hero（节点 1616:7467） ----- */
.liot-hero {
	background: #d8e6fa;
}

.liot-hero__stage {
	min-height: 37.5rem;
	height: 37.5rem;
	background: #d8e6fa;
}

.liot-hero__layers {
	left: 0;
	top: 0;
	right: 0;
	bottom: 0;
	z-index: 0;
	pointer-events: none;
}

.liot-hero__layer {
	position: absolute;
	display: block;
	max-width: none;
	pointer-events: none;
}

.liot-hero__layer--base {
	left: 0;
	top: 0;
	width: 100%;
	height: 100%;
	object-fit: cover;
	object-position: center center;
}

.liot-hero__layer--martini {
	left: 37.14%;
	top: -2.125rem;
	width: 89.22%;
	height: 114.69%;
	object-fit: cover;
	object-position: center center;
}

.liot-hero__layer--pin {
	left: 31.15%;
	top: -4.4375rem;
	width: 83.02%;
	height: 139.06%;
	object-fit: cover;
	object-position: center center;
}

.liot-hero__gradient {
	position: absolute;
	left: 0;
	top: 0;
	right: 0;
	bottom: 0;
	z-index: 1;
	pointer-events: none;
	background: linear-gradient(89.6048deg, rgb(216, 236, 250) 55.793%, rgba(216, 236, 250, 0) 98.113%);
}

/* 文案区垂直定位与 mine-safety .petro-hero__panel 一致 */
.liot-hero__content-wrap {
	position: absolute;
	left: 50%;
	top: 0;
	bottom: 0;
	transform: translateX(-50%);
	z-index: 3;
	width: 100%;
	max-width: 100rem;
	display: flex;
	align-items: flex-start;
	padding-top: 7.625rem;
	padding-left: 0.625rem;
	box-sizing: border-box;
}

.liot-hero__content {
	max-width: 45.0875rem;
	box-sizing: border-box;
}

/* 字号/行高/间距对齐 mine-safety；颜色保持本页 Banner 深色文案 */
.liot-hero__title {
	margin: 0 0 0.875rem !important;
	font-size: 3.5rem !important;
	line-height: 4.625rem !important;
	color: #252b3a;
	font-family: s-semibold, sans-serif;
}

.liot-hero__subtitle {
	margin: 0;
	font-size: 1.625rem;
	line-height: 2.375rem;
	color: #435566;
	font-family: s-regular, sans-serif;
}
/* ----- 主体 ----- */
.liot-section--body {
	padding-top: 0;
	padding-bottom: 0;
	box-sizing: border-box;
}

.liot-tagline {
	margin: 0 auto;
	padding-top: 5rem;
	padding-bottom: 3.125rem;
	width: 100%;
	max-width: 100rem;
	text-align: center;
	color: #1d1d1f;
	box-sizing: border-box;
}

/* ----- 全场景三卡 ----- */
.liot-cap-grid {
	gap: 1.25rem;
	margin: 0 auto 5rem;
	max-width: 100rem;
	box-sizing: border-box;
}

.liot-cap-card {
	flex: 1 1 0;
	min-width: 0;
	cursor: pointer;
	background: #fff;
	border-radius: 1.125rem;
	padding: 3.125rem 2.1875rem;
	box-sizing: border-box;
	gap: 1.5rem;
	transition: all ease 0.6s;
}

.liot-cap-card:hover {
	box-shadow: 0px 0px .625rem 0px rgba(23,38,68,0.16);
}

.liot-cap-card__icon {
	flex-shrink: 0;
	display: block;
	width: 3.375rem;
	height: 3.375rem;
	object-fit: contain;
}

.liot-cap-card__title {
	margin: 0 0 0.5625rem;
	font-size: 1.75rem;
	line-height: 1.25;
	color: #1d1d1f;
	font-family: s-demibold, sans-serif;
}

.liot-cap-card__desc {
	margin: 0;
	font-size: 1.125rem;
	line-height: 1.5rem;
	color: rgba(29, 29, 31, 0.6);
	font-family: s-regular, sans-serif;
}

/* ----- 应用功能 ----- */
.liot-app-stage {
	background: #fff;
	padding-top: 5rem;
	padding-bottom: 5rem;
	box-sizing: border-box;
}

.liot-module-title {
	margin: 0;
	margin-bottom: 1rem !important;
	color: #1d1d1f !important;
}

.liot-module-title-center {
	text-align: center;
	width: 100%;
	margin-bottom: 2rem !important;
}

.liot-tabs-wrap {
	margin-bottom: 2.5rem;
}

.liot-tabs {
	gap: 2.5rem;
	row-gap: 1rem;
}

.liot-tab {
	position: relative;
	background: none;
	border: none;
	padding: 0;
	font-size: 1.375rem;
	line-height: 1.875rem;
	color: #1d1d1f;
	font-family: s-regular, sans-serif;
	cursor: pointer;
	box-sizing: border-box;
	transition: color 0.6s ease;
}

.liot-tab.is-active {
	font-family: s-demibold, sans-serif;
}

.liot-panel {
	align-items: flex-start;
	gap: 9.4375rem;
	display: none;
	justify-content: space-between;
}

.liot-panel.is-active {
	display: flex;
}

.liot-panel__copy {
	width: 27.625rem;
	max-width: 100%;
	flex-shrink: 0;
	padding-top: 4.8125rem;
	box-sizing: border-box;
}

.liot-panel__h {
	margin: 0 0 3rem;
	font-size: 1.875rem;
	line-height: 2.5rem;
	color: #252b3a;
	font-family: s-demibold, sans-serif;
}

.liot-panel__blocks {
	gap: 1.5rem;
	width: 100%;
}

.liot-panel__block {
	gap: 0.5rem;
	width: 100%;
}

.liot-panel__subh {
	margin: 0;
	font-size: 1.25rem;
	line-height: 1.6875rem;
	margin-bottom: .375rem;
	color: #252b3a;
	font-family: s-demibold, sans-serif;
}

.liot-panel__line {
	align-items: flex-start;
	margin: 0;
}

.liot-panel__dot {
	display: none;
}

.liot-panel__line-text {
	margin: 0;
	font-size: 1.125rem;
	line-height: 1.5rem;
	color: #616266;
	font-family: s-regular, sans-serif;
}

.liot-panel__visual {
	width: 62.9375rem;
	max-width: 62.9375rem;
	flex: 0 0 auto;
	height: 34.75rem;
	border-radius: 1.125rem;
	background: #e2e2e2;
	box-sizing: border-box;
}

.liot-panel__layer {
	position: absolute;
	display: block;
	pointer-events: none;
}

.liot-panel__layer--full {
	z-index: 1;
	left: 0;
	top: 0;
	width: 100%;
	height: 100%;
	object-fit: cover;
	object-position: center;
}

.liot-panel__layer--liot-tab01-bg {
	z-index: 1;
	left: 0;
	top: 0;
	width: 100%;
	height: 100%;
	object-fit: cover;
	object-position: center;
}

.liot-panel__layer--liot-tab01-screen {
	z-index: 2;
	left: 0;
	top: 0;
	width: 172.5%;
	height: 100%;
	object-fit: cover;
	object-position: left center;
}

.liot-panel__layer--liot-tab01-map {
	z-index: 3;
	right: 0;
	top: 0;
	width: 69.5%;
	height: 100%;
	object-fit: cover;
	object-position: center;
	left: auto;
}

.liot-panel__layer--liot-tab04-base {
	z-index: 1;
	left: 0;
	top: 0;
	width: 100%;
	height: 100%;
	object-fit: cover;
	object-position: center;
}

.liot-panel__layer--liot-tab04-alert {
	z-index: 2;
	left: 0;
	top: 0;
	width: 100%;
	height: 115%;
	object-fit: cover;
	object-position: center top;
}

.liot-panel__layer--liot-tab06-crop {
	z-index: 1;
	left: 0;
	top: 0;
	width: 100%;
	height: 100%;
	object-fit: cover;
	object-position: 72% 42%;
}

/* ----- 场景四卡 ----- */
.liot-scenes {
	box-sizing: border-box;
}

.liot-scenes__inner {
	padding-top: 5rem;
	padding-bottom: 5rem;
	gap: 3.125rem;
	box-sizing: border-box;
}

.liot-scenes__title {
	margin: 0;
	width: 100%;
	text-align: center;
	font-size: 2.5rem;
	line-height: normal;
	color: #1d1d1f;
	font-family: s-demibold, sans-serif;
}

.liot-scenes-grid {
	display: flex;
	flex-direction: row;
	gap: 1.25rem;
	width: 100%;
	align-items: stretch;
	box-sizing: border-box;
}

.is-view-location-iot-system .liot-scene-card {
	flex: 1;
	min-width: 0;
	position: relative;
	border-radius: 1rem;
	overflow: hidden;
	min-height: 33.75rem;
	background: #e8ecf3;
	box-sizing: border-box;
}

.is-view-location-iot-system .liot-scene-card__media {
	position: absolute;
	inset: 0;
	z-index: 0;
}

.is-view-location-iot-system .liot-scene-card__img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	display: block;
}

.is-view-location-iot-system .liot-scene-card__caption {
	position: absolute;
	left: 0;
	right: 0;
	bottom: 0;
	z-index: 2;
	padding: 2.5rem 1.5rem;
	box-sizing: border-box;
	background: linear-gradient(180deg, rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0.72) 100%);
}

.is-view-location-iot-system .liot-scene-card__title {
	margin: 0 0 0.5rem;
	font-size: 1.375rem;
	line-height: 1.875rem;
	font-family: s-demibold, sans-serif;
	color: #ffffff;
}

.is-view-location-iot-system .liot-scene-card__desc {
	margin: 0;
	font-size: 1rem;
	line-height: 1.375rem;
	font-family: s-regular, sans-serif;
	color: rgba(255, 255, 255, 0.8);
}

/* ----- 页底 petro CTA（与 UWB 厘米级定位系统 product-uwb-system.css 对齐） ----- */
.is-view-location-iot-system .petro-cta {
	width: 100%;
	box-sizing: border-box;
	padding: 0 0 6.25rem;
	background: #f5f5f7;
}

.is-view-location-iot-system .petro-cta__wrap {
	box-sizing: border-box;
}

.is-view-location-iot-system .petro-cta__card {
	position: relative;
	overflow: hidden;
	border-radius: 1.25rem;
	min-height: 26.25rem;
	height: 26.25rem;
	display: flex;
	align-items: center;
	justify-content: center;
	box-sizing: border-box;
}

.is-view-location-iot-system .petro-cta__bg {
	position: absolute;
	inset: 0;
	z-index: 0;
}

.is-view-location-iot-system .petro-cta__bg-img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	object-position: center;
	display: block;
}

.is-view-location-iot-system .petro-cta__overlay {
	position: absolute;
	inset: 0;
	z-index: 1;
	background: rgba(0, 0, 0, 0.3);
}

.is-view-location-iot-system .petro-cta__inner {
	position: relative;
	z-index: 2;
	gap: 0;
	width: 100%;
	max-width: 100%;
	box-sizing: border-box;
	padding: 2.25rem 1rem 1.75rem;
}

.is-view-location-iot-system .petro-cta .petro-cta__title {
	margin: 0 !important;
	color: #fff !important;
	font-size: 2.5rem !important;
	line-height: 3.3125rem !important;
	text-align: center;
	font-family: s-demibold, sans-serif !important;
}

.is-view-location-iot-system .petro-cta .petro-cta__lead--subtitle {
	margin: .75rem 0 2.3125rem !important;
	padding: 0;
	text-align: center;
	color: rgba(255, 255, 255, 0.8) !important;
	font-size: 1.375rem;
	line-height: 1.875rem;
	font-family: s-regular, sans-serif !important;
	white-space: break-spaces;
}