/* APP 页面 - 纯 HTML/CSS/JS 实现 */

.btn-jiantou {
	width: 0.18rem;
}

.page-app {
	font-family: "IBMPlexSansSC-Light", "IBM Plex Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
	font-weight: 300;
	background: #fff;
	color: #161616;
}

.page-app .page-wrapper {
	overflow-x: hidden;
}

.container-1200 {
	width: 12rem;
	margin: 0 auto;
}

.section-block {
	padding: 1rem 0;
}

.section-title {
	text-align: center;
	font-size: 0.44rem;
	font-weight: 300;
	color: #333;
	margin-bottom: 1rem;
}

.btn-red {
	width: 2.59rem;
	height: 0.52rem;
	display: flex;
	align-items: center;
	justify-content: space-between;
	border: none;
	background: #fe0000;
	color: #fff;
	height: 0.52rem;
	padding: 0 0.2rem;
	font-size: 0.17rem;
	cursor: pointer;
	transition: background 0.25s ease;
	margin-top: 0.59rem;
}

.btn-red:hover {
	background: #db0000;
}

.btn-small {
	height: 0.46rem;
	font-size: 0.16rem;
}

/* Hero */
.hero-section {
	position: relative;
	background-size: 100% 100%;
	color: #fff;
	min-height: 6.1rem;
	overflow: hidden;
}

.hero-section-bg {
	position: absolute;
	inset: 0;
	z-index: 1;
}

.hero-section-bg img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	display: block;
}

.hero-inner {
	position: relative;
	display: flex;
	align-items: center;
	justify-content: space-between;
	min-height: 6.1rem;
	z-index: 2;
}

.hero-copy {
	position: relative;
	z-index: 2;
	width: auto;
	margin: 0;
	text-align: left;
	display: block;
}

.hero-copy h1 {
	font-size: 0.5rem;
	line-height: 0.9rem;
	font-weight: 300;
	margin-bottom: 0.24rem;
}

.hero-copy p {
	font-size: 0.22rem;
	line-height: 0.38rem;
	color: rgba(255, 255, 255, 0.86);
	margin-bottom: 0.34rem;
	max-width: none;
}

.hero-platforms {
	display: flex;
	gap: 0.24rem;
	margin-bottom: 0.2rem;
}

.hero-platforms span {
	display: flex;
	align-items: center;
	border-radius: 999px;
	font-size: 0.16rem;
}

.hero-platforms span img {
	width: 0.26rem;
	height: 0.26rem;
	margin-right: 0.1rem;
}

.hero-orbit {
	position: relative;
	width: 4.2rem;
	height: 4.2rem;
}

.ring {
	position: absolute;
	border-radius: 50%;
	border: 1px dashed rgba(255, 255, 255, 0.36);
	inset: 0.2rem;
}

.ring-b {
	inset: 0.6rem;
	border-style: solid;
	border-color: rgba(255, 255, 255, 0.18);
}

.core {
	position: absolute;
	inset: 1.45rem;
	border-radius: 50%;
	background: radial-gradient(circle at 35% 35%, #ff5d5d, #fe0000);
	box-shadow: 0 0 0.3rem rgba(254, 0, 0, 0.5);
}

.dot {
	position: absolute;
	width: 0.2rem;
	height: 0.2rem;
	border-radius: 50%;
}

.dot-1 {
	background: #2f69ff;
	top: 0.64rem;
	right: 0.48rem;
}

.dot-2 {
	background: #fb4b4b;
	left: 0.2rem;
	top: 1.9rem;
}

.dot-3 {
	background: #fa7d05;
	top: 0.24rem;
	left: 1.68rem;
}

.dot-4 {
	background: #02d65a;
	bottom: 0.42rem;
	left: 1.9rem;
}

/* Stats */
.stats-section {
	margin-top: -0.4rem;
	position: relative;
	z-index: 2;
}

.stats-box {
	background: #fff;
	box-shadow: 0 0.08rem 0.28rem rgba(0, 0, 0, 0.12);
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	min-height: 1.36rem;
}

.stat-item {
	text-align: center;
	display: flex;
	flex-direction: column;
	justify-content: center;
	position: relative;
}

.stat-item:not(:last-child)::after {
	content: "";
	position: absolute;
	right: 0;
	top: 50%;
	transform: translateY(-50%);
	height: 0.5rem;
	width: 1px;
	background: #e2e2e2;
}

.stat-item strong {
	color: #fe0000;
	font-size: 0.38rem;
	line-height: 0.5rem;
	font-weight: 300;
}

.stat-item span {
	color: #888;
	font-size: 0.16rem;
}

/* UED */
.ued-section {
	background: #f5f5f5;
	padding-top: 1.3rem;
}

.ued-layout {
	display: grid;
	grid-template-columns: 2.2rem 5.7rem 4.1rem;
	min-height: 4.6rem;
	background: #fff;
	border-radius: 0.2rem;
	position: relative;
}

.ued-nav {
	background: #f9f9f9;
	display: flex;
	flex-direction: column;
	border-radius: 0.2rem 0 0 0.2rem;
	overflow: hidden;
}

.ued-tab {
	border: none;
	background: transparent;
	text-align: left;
	padding: 0 0.2rem;
	height: 0.8rem;
	font-size: 0.18rem;
	color: #222;
	cursor: pointer;
}

.ued-tab.is-active {
	background: #fe0000;
	color: #fff;
}

.ued-content {
	padding: 0.46rem;
}

.ued-content h3 {
	font-size: 0.3rem;
	font-weight: 300;
	margin-bottom: 0.2rem;
}

.ued-content p {
	color: #666;
	font-size: 0.16rem;
	line-height: 0.28rem;
	min-height: 0.84rem;
}

.ued-tags {
	display: flex;
	flex-wrap: wrap;
	gap: 0.1rem;
	margin: 0.28rem 0 0.46rem;
}

.ued-tags .ued-tag-img {
	height: 0.4rem;
	padding: 0;
	border-radius: 0.04rem;
	background: #ffffff;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	box-sizing: border-box;
	overflow: hidden;
}

.ued-tags .ued-tag-img img {
	width: 100%;
	height: 100%;
	display: block;
}

.ued-phone {
	width: 3.5rem;
	height: 7.2rem;
	position: absolute;
	right: 0;
	bottom: 0;
}

.ued-phone img {
	width: 100%;
	height: 100%;
}

.phone-shell {
	width: 2.2rem;
	height: 4rem;
	border-radius: 0.28rem;
	background: #111;
	padding: 0.08rem;
}

.phone-screen {
	height: 100%;
	border-radius: 0.2rem;
	background: linear-gradient(150deg, #3d88ff, #6caeff 45%, #c8ddff);
	color: #fff;
	font-size: 0.34rem;
	display: flex;
	justify-content: center;
	align-items: center;
}

/* Solutions */
.solutions-section {
	background: #fff;
}

.solutions-grid {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 0;
	background: transparent;
}

.solution-card {
	width: 100%;
	min-width: 0;
	height: 3.2rem;
	padding: 0.5rem 0.24rem 0;
	color: #fff;
	position: relative;
	box-sizing: border-box;
}

.solution-card .card-bg {
	width: 100%;
	height: 100%;
	position: absolute;
	left: 0;
	top: 0;
	z-index: 1;
}

.solution-card .img {
	width: 0.46rem;
	height: 0.46rem;
	position: relative;
	z-index: 2;
	display: block;
	margin: 0 0 0.2rem;
}

.solution-card h3 {
	margin: 0 !important;
	font-size: 0.26rem;
	font-weight: 300;
	margin-bottom: 0.2rem;
	position: relative;
	z-index: 2;
	line-height: 0.4rem;
}

.solution-card p {
	margin: 0 !important;
	font-size: 0.16rem;
	line-height: 0.32rem;
	opacity: 0.9;
	position: relative;
	z-index: 2;
}

/* Advantages */
.advantages-section {
	background: #f6f7fa;
}

.adv-wrap {
	display: flex;
	justify-content: space-between;
	align-items: flex-start;
}

.adv-grid {
	display: grid;
	grid-template-columns: repeat(2, 3rem);
	grid-auto-rows: 2.1rem;
	gap: 0.24rem;
	flex: 0 0 6.24rem;
	margin-top: 0.12rem;
}

.adv-card {
	width: 3rem;
	height: 2.1rem;
	background: #fff;
	border: 1px solid #ececec;
	box-sizing: border-box;
	padding: 0.24rem 0.22rem 0;
	text-align: center;
}

.adv-card img {
	width: 0.58rem;
	height: 0.58rem;
	display: block;
	margin: 0 auto;
}

.adv-card h3 {
	font-size: 0.24rem;
	font-weight: 300;
	color: #222;
	line-height: 0.32rem;
	margin: 0.12rem 0 0.08rem;
}

.adv-card p {
	font-size: 0.15rem;
	color: #666;
	line-height: 0.25rem;
	margin: 0;
}

.adv-phone {
	width: 4.66rem;
	height: 6.61rem;
	flex: 0 0 4.66rem;
}

.adv-phone img {
	width: 100%;
	height: 100%;
}

.center-line {
	text-align: left;
	margin-top: -2rem;
}

/* Cases */
.cases-section {
	background: #fff8f8;
}

.case-tabs {
	display: grid;
	grid-template-columns: repeat(6, minmax(0, 1fr));
	gap: 0;
	border-bottom: 1px solid #e5e5e5;
	margin-bottom: 0.38rem;
	width: 100%;
}

.case-tab {
	border: none;
	border-bottom: 2px solid transparent;
	background: transparent;
	width: auto;
	padding: 0.1rem 0;
	margin-bottom: -1px;
	font-size: 0.16rem;
	color: #666;
	cursor: pointer;
	line-height: 0.22rem;
	text-align: center;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 0.06rem;
	justify-self: center;
}

.case-tab img {
	width: 0.34rem;
	height: 0.34rem;
	vertical-align: middle;
}

.case-tab img:nth-child(1) {
	display: inline-block;
}

.case-tab img:nth-child(2) {
	display: none;
}

.case-tab.is-active img:nth-child(1) {
	display: none;
}

.case-tab.is-active img:nth-child(2) {
	display: inline-block;
}

.case-tab.is-active {
	color: #fe0000;
	border-bottom: 2px solid #fe0000;
}

.case-panel {
	background: #fff;
	border-radius: 0.16rem;
	border: 1px solid #f0f0f0;
	display: grid;
	grid-template-columns: 3.02rem 1fr;
	gap: 0.5rem;
	padding: 0.34rem 0.4rem;
}

.case-img {
	width: 3.02rem;
	height: 3.09rem;
	display: block;
	object-fit: cover;
}

.case-copy h3 {
	font-size: 0.42rem;
	line-height: 0.56rem;
	font-weight: 300;
	color: #202020;
	margin: 0 0 0.26rem;
}

.case-copy p {
	font-size: 0.14rem;
	color: #666;
	line-height: 0.32rem;
	margin: 0 0 0.16rem;
}

.case-copy .case-desc-extra {
	margin-bottom: 0.28rem;
}

.case-copy .btn-red {
	width: 1.7rem;
	height: 0.44rem;
	font-size: 0.15rem;
	padding: 0 0.18rem;
}

/* Partners */
.partners-section {
	background: #fff;
}

.partners-grid {
	display: grid;
	grid-template-columns: repeat(8, 1fr);
	border-top: 1px solid #ededed;
	border-left: 1px solid #ededed;
}

.partners-grid img {
	width: 1.5rem;
	height: 1.5rem;
	border-right: 1px solid #ededed;
	border-bottom: 1px solid #ededed;
}

/* CTA */
.cta-section {
	height: 2.72rem;
	position: relative;
}

.cta-section>img {
	width: 100%;
	height: 100%;
	position: absolute;
	left: 0;
	top: 0;
	z-index: 1;
}

.cta-section .btn-red {
	margin: auto;
}

.cta-inner {
	text-align: center;
	position: relative;
	z-index: 2;
}

.cta-inner h2 {
	font-size: 0.36rem;
	font-weight: 300;
	margin-bottom: 0.14rem;
	padding-top: 0.5rem;
}

.cta-inner p {
	color: #555;
	font-size: 0.18rem;
	margin-bottom: 0.24rem;
}

/* Modal */
.modal {
	position: fixed;
	inset: 0;
	z-index: 10001;
	opacity: 0;
	visibility: hidden;
	transition: opacity 0.2s ease;
}

.modal.is-open {
	opacity: 1;
	visibility: visible;
}

.modal-backdrop {
	position: absolute;
	inset: 0;
	background: rgba(0, 0, 0, 0.45);
}

.modal-dialog {
	position: relative;
	width: 4rem;
	margin: 1.2rem auto 0;
	background: #fff;
	padding: 0.24rem;
	border-radius: 0.12rem;
}

.modal-close {
	position: absolute;
	top: 0.14rem;
	right: 0.14rem;
	border: none;
	background: transparent;
	font-size: 0.28rem;
	cursor: pointer;
}

.modal-dialog h3 {
	font-size: 0.24rem;
	font-weight: 300;
	margin-bottom: 0.16rem;
}

#consultForm {
	display: grid;
	gap: 0.12rem;
}

#consultForm input,
#consultForm textarea {
	width: 100%;
	border: 1px solid #e4e4e4;
	padding: 0.1rem;
	font-size: 0.15rem;
}

#consultForm textarea {
	min-height: 0.8rem;
	resize: vertical;
}

.form-hint {
	font-size: 0.13rem;
	color: #888;
	margin: 0.02rem 0 0;
}

/* PC 端布局不因视口宽度改变列数，与 2K/笔记本一致，仅随 rem 缩放 */

@media (max-width: 768px) {
	.section-title {
		font-size: 0.3rem;
	}

	.hero-copy h1 {
		font-size: 0.32rem;
		line-height: 0.56rem;
	}

	.hero-copy p {
		font-size: 0.16rem;
		line-height: 0.28rem;
	}

	.hero-orbit {
		width: 2.9rem;
		height: 2.9rem;
	}

	.stats-box {
		grid-template-columns: 1fr;
	}

	.stat-item::after {
		display: none !important;
	}

	.solutions-grid {
		grid-template-columns: 1fr;
	}

	.adv-grid {
		grid-template-columns: 1fr;
	}

	.case-tabs {
		grid-template-columns: repeat(3, minmax(0, 1fr));
		row-gap: 0.08rem;
	}

	.partners-grid {
		grid-template-columns: repeat(2, 1fr);
	}

	.modal-dialog {
		width: 90%;
	}
}