/* 全局样式 */
* {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
}

body {
	font-family: "Arial", sans-serif;
	background-color: #0a0a0a;
	color: #ffffff;
	line-height: 1.6;
	overflow-x: hidden;
}

/* 导航栏样式 */
.navbar {
	position: fixed;
	top: 0;
	left: 0;
	right: 0;
	background: rgba(0, 0, 0, 0.9);
	backdrop-filter: blur(10px);
	z-index: 1000;
	border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.nav-container {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 1rem 2rem;
	max-width: 1400px;
	margin: 0 auto;
}

.logo {
	display: flex;
	align-items: center;
	gap: 1rem;
}

.logo-icon {
	font-size: 2rem;
	font-weight: bold;
	color: #4a9eff;
	width: 45px;
	height: 45px;
}

.logo-icon img{
	width: 100%;
	height: 100%;
}

.logo-text {
	font-weight: bold;
}

.logo-main {
	font-size: 1.2rem;
	letter-spacing: 2px;
}

.logo-sub {
	font-size: 1rem;
	font-weight: 600;
	letter-spacing: 2px;
}

.nav-right {
	display: flex;
	align-items: center;
	gap: 2rem;
}

.search-container {
	position: relative;
	display: flex;
	align-items: center;
}

.search-input {
	background: rgba(255, 255, 255, 0.1);
	border: 1px solid rgba(255, 255, 255, 0.2);
	border-radius: 20px;
	padding: 0.5rem 2.5rem 0.5rem 1rem;
	color: #fff;
	min-width: 200px;
}

.search-input::placeholder {
	color: rgba(255, 255, 255, 0.6);
}

.search-icon {
	position: absolute;
	right: 1rem;
	cursor: pointer;
}

.nav-icons {
	display: flex;
	align-items: center;
	gap: 1rem;
}

.nav-icon {
	cursor: pointer;
	font-size: 1.2rem;
}

.language-toggle {
	background: transparent;
	border: none;
	padding: 0.4rem 0.8rem;
	color: #fff;
	cursor: pointer;
	transition: all 0.3s ease;
	font-size: 0.9rem;
	letter-spacing: 0.5px;
	display: flex;
	align-items: center;
	gap: 0.3rem;
}

.language-toggle:hover {
	opacity: 0.8;
}

.lang-cn,
.lang-en {
	transition: all 0.3s ease;
	font-weight: 400;
	position: relative;
}

.lang-cn.active,
.lang-en.active {
	color: #fff;
	opacity: 1;
}

.lang-cn:not(.active),
.lang-en:not(.active) {
	color: rgba(255, 255, 255, 0.5);
	opacity: 0.6;
}

.lang-separator {
	color: rgba(255, 255, 255, 0.3);
	font-weight: 300;
	margin: 0 0.2rem;
}

.menu-toggle {
	display: flex;
	flex-direction: column;
	gap: 3px;
	cursor: pointer;
}

.hamburger {
	width: 20px;
	height: 2px;
	background: #fff;
	transition: all 0.3s ease;
}

/* selection 1 */

.container {
	display: flex;
	flex-wrap: wrap;
	/* 小屏幕自动换行 */
	width: 100%;
	min-height: 100vh;
}

/* 左侧上半部分：带背景图 + 斜切 */
.left-top {
	position: relative;
	width: 50%;
	/* height: 50vh; */

	/* 核心：斜切多边形，坐标可微调 */
	/* clip-path: polygon(80px 0, 100% 0, 100% 100%, 0 100%); */
}

.left-top img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	object-position: center;
	/* filter: brightness(0.8); */
}

/* 右侧上半部分：文字 + 技术标签 */
.right-top {
	width: 50%;
	/* height: 50vh; */
	padding: 40px;
	display: flex;
	flex-direction: column;
	justify-content: center;
	background-color: #000;
	padding-left: 150px;
	/* 核心：反向斜切，和左侧互补 */
	/* clip-path: polygon(150px 0, 100% 0, 100% 100%, 0 100%); */
}

.right-top p {
	line-height: 1.6;
	font-size: 1.2rem;
	margin-bottom: 20px;
}

.tech-list {
	list-style: none;
	display: flex;
	flex-wrap: wrap;
	gap: 20px;
	margin-top: 50px;
}

.tech-list li {
	color: #0f0;
	width: 20%;
	font-size: 20px;
}

/* 左侧下半部分：关于我们 + 斜切 */
.left-bottom {
	width: 50%;
	height: 50vh;
	padding: 40px;
	padding-right: 150px;
	background-color: #111;
	display: flex;
	flex-direction: column;
	justify-content: center;
}

.left-bottom h2 {
	margin-bottom: 30px;
}
.left-bottom p {
	font-size: 1.2rem;
}

.right-bottom {
	width: 50%;
	height: 50vh;
	/* padding: 40px; */
	display: flex;
	flex-direction: column;
	justify-content: center;
	background-color: #000;
	/* clip-path: polygon(100px 0,
			100% 0,
			100% 100%,
			0 150%
		) */
}

.right-bottom img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	object-position: center;
	/* filter: brightness(0.8); */
}

/* 响应式适配：小屏幕自动堆叠 */
@media (max-width: 768px) {

	.left-top,
	.right-top,
	.left-bottom,
	.right-bottom {
		width: 100%;
		height: auto;
		min-height: 400px;
	}
}

/* 侧边菜单样式 */
.side-menu {
	position: fixed;
	top: 0;
	right: -300px;
	width: 300px;
	height: 100vh;
	background: rgba(0, 0, 0, 0.95);
	backdrop-filter: blur(20px);
	transition: right 0.3s ease;
	z-index: 1001;
	padding-top: 80px;
}

.side-menu.active {
	right: 0;
}

.menu-list {
	list-style: none;
	padding: 2rem;
}

.menu-list li {
	margin-bottom: 1.5rem;
}

.menu-list a {
	color: #fff;
	text-decoration: none;
	font-size: 1.1rem;
	padding: 0.5rem 0;
	display: block;
	border-bottom: 1px solid rgba(255, 255, 255, 0.1);
	transition: color 0.3s ease;
}

.menu-list a:hover {
	color: #4a9eff;
}

/* 主要内容 */
main {
	margin-top: 80px;
}

/* 英雄区域 */
.hero-section {
	position: relative;
	min-height: 100vh;
	display: flex;
	align-items: center;
	overflow: hidden;
}

.hero-background {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 50%, #16213e 100%);
}

.scattered-words {
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	pointer-events: none;
}

.scattered-words span {
	position: absolute;
	color: rgba(255, 255, 255, 0.1);
	font-size: 0.8rem;
	font-weight: 300;
	letter-spacing: 1px;
	animation: float 6s ease-in-out infinite;
}

.scattered-words span:nth-child(1) {
	top: 20%;
	left: 10%;
	animation-delay: 0s;
}

.scattered-words span:nth-child(2) {
	top: 30%;
	left: 80%;
	animation-delay: 1s;
}

.scattered-words span:nth-child(3) {
	top: 60%;
	left: 15%;
	animation-delay: 2s;
}

.scattered-words span:nth-child(4) {
	top: 70%;
	left: 85%;
	animation-delay: 3s;
}

.scattered-words span:nth-child(5) {
	top: 40%;
	left: 70%;
	animation-delay: 4s;
}

.scattered-words span:nth-child(6) {
	top: 80%;
	left: 30%;
	animation-delay: 5s;
}

.scattered-words span:nth-child(7) {
	top: 15%;
	left: 60%;
	animation-delay: 6s;
}

@keyframes float {

	0%,
	100% {
		transform: translateY(0px) rotate(0deg);
		opacity: 0.1;
	}

	50% {
		transform: translateY(-20px) rotate(5deg);
		opacity: 0.3;
	}
}

.digital-pattern {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background-image: radial-gradient(circle at 20% 80%,
			rgba(0, 212, 255, 0.1) 0%,
			transparent 50%),
		radial-gradient(circle at 80% 20%,
			rgba(138, 43, 226, 0.1) 0%,
			transparent 50%),
		linear-gradient(45deg,
			transparent 40%,
			rgba(0, 212, 255, 0.05) 50%,
			transparent 60%);
	animation: patternMove 20s ease-in-out infinite;
}

@keyframes patternMove {

	0%,
	100% {
		transform: translateX(0) translateY(0);
	}

	50% {
		transform: translateX(-20px) translateY(-20px);
	}
}

.hero-content {
	position: relative;
	z-index: 2;
	/* max-width: 1200px; */
	margin: 0 auto;
	/* padding: 0 2rem; */
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 4rem;
	align-items: center;
}

.hero-text h1 {
	font-size: 3rem;
	font-weight: bold;
	margin-bottom: 2rem;
	background: linear-gradient(45deg, #00d4ff, #8a2be2);
	-webkit-background-clip: text;
	-webkit-text-fill-color: transparent;
	background-clip: text;
}

.hero-text p {
	font-size: 1.1rem;
	margin-bottom: 1.5rem;
	color: rgba(255, 255, 255, 0.9);
	line-height: 1.8;
}

.company-info {
	margin-top: 2rem;
	padding: 1.5rem;
	background: rgba(0, 212, 255, 0.1);
	border-left: 4px solid #00d4ff;
	border-radius: 8px;
}

.company-info p {
	color: #00d4ff;
	font-weight: 500;
	margin: 0;
}

.hero-visual {
	position: relative;
	height: 500px;
}

.abstract-pattern {
	position: absolute;
	top: 0;
	right: 0;
	width: 100%;
	padding: 50px 40px;
	background-color: #000;
	color: #fff;
	animation: glow 3s ease-in-out infinite alternate;
}

@keyframes glow {
	0% {
		box-shadow: 0 0 20px rgba(0, 212, 255, 0.3);
	}

	100% {
		box-shadow: 0 0 40px rgba(0, 212, 255, 0.6);
	}
}

.expertise-tags {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	gap: 10px;
	margin-top: 30px;
}

.expertise-tags span {
	color: #0be70f;
	font-size: 1rem;
}

/* 专注区域 */
.services-section {
	padding: 80px 20px;
	/* max-width: 1400px; */
	margin: 0 auto;
	position: relative;
	background: rgba(26, 26, 46, 0.5);
}

.main-title {
	text-align: center;
	font-size: 3rem;
	font-weight: bold;
	margin-bottom: 100px;
	color: #ffffff;
	letter-spacing: 2px;
}

.services-container {
	display: grid;
	grid-template-columns: 1fr 1fr 1fr;
	gap: 60px;
	position: relative;
	align-items: start;
}

.service-card {
	text-align: left;
	position: relative;
	padding: 30px 0px;
	margin-bottom: 20px;
}

.service-card.center {
	margin-top: 270px;
}

.service-title {
	font-size: 1.5rem;
	font-weight: bold;
	margin-bottom: 30px;
	color: #00d4ff;
	line-height: 1.4;
}

.service-description {
	font-size: 1.2rem;
	line-height: 1.8;
	color: #fff;
	margin-bottom: 20px;
}

.service-features {
	font-size: 1.2rem;
	line-height: 1.7;
	color: #7fb3d3;
}

.timeline {
	position: absolute;
	top: 50%;
	left: 0;
	right: 0;
	height: 2px;
	background: linear-gradient(90deg,
			transparent 0%,
			#00d4ff 20%,
			#00d4ff 80%,
			transparent 100%);
	transform: translateY(-50%);
	z-index: 1;
}

.timeline::before,
.timeline::after {
	content: "";
	position: absolute;
	top: 50%;
	width: 12px;
	height: 12px;
	background: #00d4ff;
	border-radius: 50%;
	transform: translateY(-50%);
	box-shadow: 0 0 15px rgba(0, 212, 255, 0.6);
}

.timeline::before {
	left: 16.66%;
}

.timeline::after {
	right: 16.66%;
}

.timeline .center-dot {
	position: absolute;
	top: 50%;
	left: 50%;
	width: 16px;
	height: 16px;
	background: #ffffff;
	border: 3px solid #00d4ff;
	border-radius: 50%;
	transform: translate(-50%, -50%);
	box-shadow: 0 0 20px rgba(0, 212, 255, 0.8);
}

/* Responsive Design */
@media (max-width: 1024px) {
	.services-container {
		grid-template-columns: 1fr;
		gap: 80px;
		text-align: center;
	}

	.service-card.center {
		margin-top: 0;
	}

	.timeline {
		display: none;
	}

	.main-title {
		font-size: 2.5rem;
	}
}

@media (max-width: 768px) {
	.services-section {
		padding: 60px 15px;
	}

	.main-title {
		font-size: 2rem;
		margin-bottom: 60px;
	}

	.service-title {
		font-size: 1.5rem;
	}

	.service-description,
	.service-features {
		font-size: 0.9rem;
	}
}

/* Decorative elements */
.service-card::before {
	content: "";
	position: absolute;
	top: -10px;
	left: -10px;
	right: -10px;
	bottom: -10px;
	background: linear-gradient(45deg, rgba(0, 212, 255, 0.1), transparent);
	border-radius: 10px;
	z-index: -1;
	opacity: 0;
	transition: opacity 0.3s ease;
}

.service-card:hover::before {
	opacity: 1;
}

.highlight {
	color: #00d4ff;
	font-weight: bold;
}

/* ================ */
.focus-section {
	padding: 6rem 2rem;
	background: rgba(26, 26, 46, 0.5);
}

.focus-section h2 {
	text-align: center;
	font-size: 2.5rem;
	margin-bottom: 4rem;
	background: linear-gradient(45deg, #00d4ff, #8a2be2);
	-webkit-background-clip: text;
	-webkit-text-fill-color: transparent;
	background-clip: text;
}

.focus-overview {
	max-width: 1200px;
	margin: 0 auto;
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 2rem;
}

.focus-item {
	text-align: left;
	position: relative;
	padding: 2rem;
	background: rgba(0, 212, 255, 0.05);
	border-radius: 15px;
	border: 1px solid rgba(0, 212, 255, 0.1);
	transition: all 0.3s ease;
}

.focus-item:hover {
	background: rgba(0, 212, 255, 0.1);
	border-color: rgba(0, 212, 255, 0.3);
	transform: translateY(-5px);
}

.focus-item h3 {
	font-size: 1.5rem;
	margin-bottom: 1rem;
	color: #00d4ff;
}

.focus-item p {
	color: rgba(255, 255, 255, 0.8);
	margin-bottom: 1rem;
	line-height: 1.6;
}

.focus-solutions {
	margin-bottom: 2rem;
}

.focus-solutions p {
	color: #00d4ff;
	font-size: 0.95rem;
	font-weight: 500;
	line-height: 1.5;
	margin: 0;
}

.focus-line {
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 1rem;
	margin-top: 2rem;
	padding-top: 1rem;
	border-top: 1px solid rgba(0, 212, 255, 0.2);
}

.focus-line .dot {
	width: 12px;
	height: 12px;
	background: #00d4ff;
	border-radius: 50%;
}

.focus-line .line {
	height: 2px;
	background: linear-gradient(90deg, transparent, #00d4ff, transparent);
	flex: 1;
	max-width: 100px;
}

/* 详情区域 */
.detail-section {
	padding: 6rem 2rem;
	background: #ffffff;
	color: #333;
}

.detail-content {
	max-width: 1200px;
	margin: 0 auto;
	display: grid;
	grid-template-columns: 1fr 2fr;
	gap: 4rem;
	align-items: center;
	align-items: stretch;
}

.detail-left {
	position: relative;
	/* height: 600px; */
}

.vertical-text {
	position: absolute;
	/* right: 6rem; */
	top: 40%;
	transform: translateY(-50%);
	display: flex;
	flex-direction: column;
	gap: 1rem;
	z-index: 2;

	word-break: break-all;
	/* text-align: center; */
	/* text-align: left; */
	/* padding-left: 30px; */
	width: 100%;
}

.vertical-text span {
	font-size: 3rem;
	font-size: 2rem;
	font-weight: bold;
	color: #858383;
	color: #ffffff;
	text-orientation: mixed;
}

.english-title {
	position: absolute;
	bottom: 2rem;
	left: 2rem;
	font-size: 1rem;
	color: #fff;
	font-weight: 300;
	letter-spacing: 1px;
	text-orientation: mixed;
	display: flex;
	flex-direction: column;
	z-index: 999;
}

.detail-pattern {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	/* background: linear-gradient(45deg, #ffd700, #ff8c00); */
	border-radius: 20px;
	/* opacity: 0.1; */
	background-image: url('../images/about-img.png');
}

.detail-text p {
	font-size: 1.2rem;
	line-height: 1.8;
	margin-bottom: 2rem;
	color: #555;
}

.tech-tags {
	display: flex;
	flex-wrap: wrap;
	gap: 0.5rem;
	margin-bottom: 2rem;
}

.tech-tags span {
	background: #00d4ff;
	color: #ffffff;
	padding: 0.5rem 1rem;
	border-radius: 20px;
	font-size: 0.9rem;
}

.perfect-integration {
	margin-bottom: 2rem;
}

.perfect-integration h4 {
	font-size: 1.2rem;
	color: #333;
	margin-bottom: 1rem;
	font-weight: 600;
}

.interaction-categories {
	margin-bottom: 2rem;
}

.interaction-categories h4 {
	font-size: 1.2rem;
	color: #fff;
	margin-bottom: 1rem;
	font-weight: 600;
}

.service-areas {
	margin-bottom: 2rem;
}

.service-areas h4 {
	font-size: 1.2rem;
	color: #fff;
	margin-bottom: 1rem;
	font-weight: 600;
}

.service-areas p {
	color: #666;
	line-height: 1.6;
}

.protocols {
	background: rgba(0, 212, 255, 0.1);
	padding: 1rem;
	border-radius: 10px;
	margin-bottom: 2rem;
}

.protocols p {
	font-family: "Courier New", monospace;
	font-size: 0.9rem;
	color: #666;
}

.project-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	/* 确保3列 */
	gap: 1rem;
	/* 项目间距 */
	width: 100%;
	/* 确保网格填满容器 */
}

.project-item {
	aspect-ratio: 1;
	/* 保持正方形 */
	border-radius: 10px;
	overflow: hidden;
	/* 防止图片溢出圆角 */
	transition: all 0.3s ease;
}

.project-image {
	width: 100%;
	height: 100%;
}

.project-image img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	/* 图片填充方式，保持比例 */
	display: block;
	/* 去除图片底部间隙 */
}

.project-item:hover {
	opacity: 1;
}

.interactive-device {
	padding: 50px;
	color: #eee;
	background-color: #000;
	display: flex;
}

.interactive-device .left {
	width: 40%;
	text-align: center;
}

.title {
	font-size: 28px;
	margin-bottom: 10px;
}

.en-title {
	font-size: 16px;
	color: #0f0;
	margin-bottom: 20px;
	font-weight: 800;
}

.desc {
	line-height: 1.6;
	margin-bottom: 15px;
}

.formula {
	color: #0f0;
	font-weight: bold;
	font-size: 18px;
}

/* 交互区域 */
.interactive-section {
	padding: 6rem 2rem;
	background: rgba(26, 26, 46, 0.5);
}

.interactive-content {
	max-width: 1200px;
	margin: 0 auto;
	display: grid;
	grid-template-columns: 1fr 2fr;
	gap: 4rem;
	align-items: center;
	align-items: stretch;
}

.interactive-text h3 {
	font-size: 2rem;
	margin-bottom: 1.5rem;
	color: #00d4ff;
}

.interactive-text p {
	font-size: 1.1rem;
	line-height: 1.8;
	margin-bottom: 2rem;
	color: rgba(255, 255, 255, 0.9);
}

.interaction-types {
	display: flex;
	flex-wrap: wrap;
	gap: 0.5rem;
}

.interaction-types span {
	/* background: rgba(0, 212, 255, 0.2); */
	color: #00d4ff;
	padding: 0.5rem 1rem;
	border-radius: 20px;
	font-size: 0.9rem;
	/* border: 1px solid rgba(0, 212, 255, 0.3); */
}

.interactive-visual {
	/* height: 400px; */
}

.interactive-image {
	width: 100%;
	height: 100%;
	background: linear-gradient(45deg, #00d4ff, #8a2be2);
	border-radius: 20px;
	opacity: 0.8;
}

.interactive-image img {
	width: 100%;
	height: 100%;
}

/* 装置区域 */
.device-section {
	padding: 6rem 2rem;
	background: #ffffff;
	color: #333;
	padding-bottom: 0;
}

.device-content {
	max-width: 1200px;
	margin: 0 auto;
}

.device-text h3 {
	font-size: 2rem;
	margin-bottom: 1.5rem;
	color: #00d4ff;
	text-align: center;
}

.device-text p {
	font-size: 1.1rem;
	line-height: 1.8;
	margin-bottom: 2rem;
	color: #555;
	text-align: center;
}

.formula {
	background: linear-gradient(45deg, #00d4ff, #8a2be2);
	color: #ffffff;
	padding: 2rem;
	border-radius: 20px;
	text-align: center;
	margin-bottom: 3rem;
}

.formula p {
	font-size: 1.3rem;
	font-weight: bold;
	color: #ffffff !important;
}

.device-grid {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	/* 确保3列 */
	gap: 0.5rem;
	/* 项目间距 */
	width: 100%;
	/* 确保网格填满容器 */
}

.device-item {
	aspect-ratio: 1;
	background: linear-gradient(45deg, #00d4ff, #8a2be2);
	border-radius: 10px;
	opacity: 0.8;
	transition: opacity 0.3s ease;
}

.device-image {
	width: 100%;
	height: 100%;
}

.device-image img {
	width: 100%;
	height: 100%;
}


.device-item:hover {
	opacity: 1;
}

/* 服务区域 */

.services-section h2 {
	text-align: center;
	font-size: 2.5rem;
	margin-bottom: 2rem;
	background: linear-gradient(45deg, #00d4ff, #8a2be2);
	-webkit-background-clip: text;
	-webkit-text-fill-color: transparent;
	background-clip: text;
}

.services-grid {
	max-width: 1200px;
	margin: 0 auto;
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 3rem;
}

.service-item {
	text-align: center;
}

.service-image {
	width: 200px;
	height: 200px;
	margin: 0 auto 2rem;
	background: linear-gradient(45deg, #00d4ff, #8a2be2);
	border-radius: 50%;
	opacity: 0.8;
}

.service-image img {
	width: 100%;
	height: 100%;
	border-radius: 50%;
}

.service-item h3 {
	font-size: 1.5rem;
	margin-bottom: 1.5rem;
	color: #00d4ff;
}

.service-categories {
	display: flex;
	flex-direction: column;
	gap: 0.5rem;
}

.service-categories span {
	color: rgba(255, 255, 255, 0.8);
	font-size: 0.9rem;
}

/* 页脚 */
/* 页脚样式 */
.footer {
	background: rgba(5, 5, 5, 0.95);
	/* padding: 4rem 0 2rem; */
	/* border-top: 1px solid rgba(255, 255, 255, 0.05); */
	border-top: 1px solid #333;
	position: relative;
}

.footer::before {
	content: "";
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	background: #333;
	/* background: 
        linear-gradient(180deg, transparent 0%, rgba(10, 10, 10, 0.8) 100%); */
}

.footer-container {
    display: flex;
    /* justify-content: space-between; */
    align-items: center;
    width: 100%;
    /* margin: 0 auto; */
    padding: 0 2rem;
    position: relative;
    z-index: 1;
}

.footer-logo {
	display: flex;
	align-items: center;
	gap: 1rem;
}

.footer-logo-icon {
	font-size: 1.8rem;
	color: #4a9eff;
	width: 45px;
	height: 45px;
}

.footer-logo-icon img {
	width: 100%;
	height: 100%;
}
.footer-logo-main {
	font-size: 2rem;
	font-weight: 300;
	letter-spacing: 1px;
	line-height: 1;
}

.footer-logo-sub {
	font-size: 1.5rem;
	/* opacity: 0.7; */
	font-weight: 500;
	letter-spacing: 0.5px;
	color: #fff;
}

.footer-info {
	opacity: 0.6;
	font-size: 0.92rem;
	font-weight: 200;
	letter-spacing: 0.5px;
	letter-spacing: 2px;
	color: #fff;
}

.footer-right {
	margin-left: 15%;
}

.footer-contact {
	display: flex;
	flex-direction: column;
	color: #fff;
}

.footer-contact h4 {
	color: #4a9eff;
	margin-bottom: 1rem;
	font-size: 1.1rem;
	font-weight: 300;
	letter-spacing: 0.5px;
}

.footer-contact p {
	margin-bottom: 0.6rem;
	/* opacity: 0.7; */
	font-size: 1.1rem;
	font-weight: 200;
	letter-spacing: 0.3px;
}

/* 响应式设计 */
@media (max-width: 768px) {
	.hero-content {
		grid-template-columns: 1fr;
		gap: 2rem;
		text-align: center;
	}

	.hero-text h1 {
		font-size: 2rem;
	}

	.focus-overview {
		grid-template-columns: 1fr;
		gap: 1.5rem;
	}

	.focus-item {
		padding: 1.5rem;
		text-align: center;
	}

	.focus-item h3 {
		font-size: 1.3rem;
	}

	.focus-item p {
		font-size: 0.95rem;
	}

	.focus-solutions p {
		font-size: 0.9rem;
	}

	.detail-content {
		grid-template-columns: 1fr;
		gap: 2rem;
	}

	.vertical-text {
		position: static;
		transform: none;
		flex-direction: row;
		justify-content: center;
		gap: 1rem;
	}

	.vertical-text span {
		writing-mode: horizontal-tb;
		font-size: 2rem;
	}

	.interactive-content {
		grid-template-columns: 1fr;
		gap: 2rem;
	}

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

	.services-grid {
		grid-template-columns: 1fr;
		gap: 2rem;
	}

	.footer-content {
		flex-direction: column;
		gap: 2rem;
		text-align: center;
	}
}

@media (max-width: 480px) {
	.nav-container {
		padding: 0 1rem;
	}

	.search-container {
		display: none;
	}

	.nav-right {
		gap: 1rem;
	}

	.language-toggle {
		font-size: 0.8rem;
		padding: 0.3rem 0.6rem;
	}

	.hero-content,
	.focus-section,
	.detail-section,
	.interactive-section,
	.device-section,
	.services-section {
		padding-left: 1rem;
		padding-right: 1rem;
	}

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

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

	.logo-main {
		font-size: 1rem;
	}

	.logo-sub {
		font-size: 0.7rem;
	}
}

/* seletion 1 */
/* Tech Background Pattern */
.about-section {
	position: relative;
	min-height: 100vh;
	overflow: hidden;
	display: flex;
	align-items: center;
	justify-content: center;
}

/* 科技背景文字 */
.tech-background {
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	background: radial-gradient(ellipse at center,
			rgba(0, 212, 255, 0.05) 0%,
			transparent 70%);
	z-index: 1;
}

.tech-background::before {
	content: "sultan orka hiloli seneli yukori abcd1234 protocol data struct void main() javascript python unity3d algorithm IoT cloud computing machine learning artificial intelligence blockchain neural network deep learning";
	position: absolute;
	top: 10%;
	left: 10%;
	right: 10%;
	font-size: 0.7rem;
	color: rgba(255, 255, 255, 0.15);
	word-spacing: 15px;
	line-height: 2.5;
	pointer-events: none;
	transform: perspective(1000px) rotateX(15deg);
}

/* 左下角区域 - 关于我们 */
.about-content {
	position: absolute;
	bottom: 80px;
	left: 60px;
	width: 500px;
	height: 300px;
	background: linear-gradient(135deg,
			rgba(0, 0, 0, 0.7),
			rgba(0, 50, 100, 0.3));
	backdrop-filter: blur(10px);
	border: 1px solid rgba(0, 212, 255, 0.2);
	padding: 40px;
	z-index: 3;
	/* 切角效果 - 右上角缺角 */
	clip-path: polygon(0 0, calc(100% - 60px) 0, 100% 60px, 100% 100%, 0 100%);
}

.about-title {
	font-size: 2rem;
	font-weight: bold;
	margin-bottom: 20px;
	color: #ffffff;
	position: relative;
}

.about-title::after {
	content: "";
	position: absolute;
	bottom: -8px;
	left: 0;
	width: 50px;
	height: 2px;
	background: linear-gradient(90deg, #00d4ff, #00ff88);
}

.about-description {
	font-size: 0.9rem;
	line-height: 1.6;
	color: #b8c5d1;
	text-align: justify;
}

/* 右上角区域 - 技术关键词 */
.tech-keywords {
	position: absolute;
	top: 80px;
	right: 60px;
	width: 400px;
	height: 320px;
	background: linear-gradient(135deg,
			rgba(0, 50, 100, 0.3),
			rgba(0, 0, 0, 0.7));
	backdrop-filter: blur(10px);
	border: 1px solid rgba(0, 255, 136, 0.2);
	padding: 30px;
	z-index: 3;
	/* 切角效果 - 左下角缺角 */
	clip-path: polygon(60px 0, 100% 0, 100% 100%, 0 calc(100% - 60px), 0 0);
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	gap: 15px;
	align-content: center;
}

.keyword-item {
	background: linear-gradient(135deg,
			rgba(0, 255, 136, 0.1),
			rgba(0, 212, 255, 0.1));
	border: 1px solid rgba(0, 255, 136, 0.3);
	border-radius: 6px;
	padding: 12px 8px;
	text-align: center;
	font-size: 0.9rem;
	font-weight: bold;
	color: #00ff88;
	transition: all 0.3s ease;
	cursor: pointer;
	position: relative;
	overflow: hidden;
}

.keyword-item::before {
	content: "";
	position: absolute;
	top: 0;
	left: -100%;
	width: 100%;
	height: 100%;
	background: linear-gradient(90deg,
			transparent,
			rgba(0, 255, 136, 0.2),
			transparent);
	transition: left 0.5s ease;
}

.keyword-item:hover {
	transform: scale(1.05);
	box-shadow: 0 5px 15px rgba(0, 255, 136, 0.3);
	border-color: #00ff88;
}

.keyword-item:hover::before {
	left: 100%;
}

/* 装饰线条 */
.connecting-line {
	position: absolute;
	top: 50%;
	left: 50%;
	width: 200px;
	height: 2px;
	background: linear-gradient(45deg,
			rgba(0, 212, 255, 0.3),
			rgba(0, 255, 136, 0.3));
	transform: translate(-50%, -50%) rotate(45deg);
	z-index: 2;
}

.connecting-line::before,
.connecting-line::after {
	content: "";
	position: absolute;
	width: 8px;
	height: 8px;
	background: rgba(0, 212, 255, 0.6);
	border-radius: 50%;
	top: 50%;
	transform: translateY(-50%);
}

.connecting-line::before {
	left: -4px;
}

.connecting-line::after {
	right: -4px;
}

/* 浮动装饰元素 */
.floating-elements {
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	pointer-events: none;
	z-index: 1;
}

.floating-dot {
	position: absolute;
	width: 3px;
	height: 3px;
	background: rgba(0, 212, 255, 0.4);
	border-radius: 50%;
	animation: floatDot 12s infinite linear;
}

.floating-dot:nth-child(1) {
	top: 15%;
	left: 20%;
	animation-delay: 0s;
}

.floating-dot:nth-child(2) {
	top: 30%;
	right: 25%;
	animation-delay: 3s;
}

.floating-dot:nth-child(3) {
	top: 70%;
	left: 30%;
	animation-delay: 6s;
}

.floating-dot:nth-child(4) {
	top: 85%;
	right: 35%;
	animation-delay: 9s;
}

/* 侧边菜单样式 */
.side-menu {
	position: fixed;
	top: 0;
	text-align: center;
	right: 0px;
	width: 0%;
	height: 100vh;
	background: rgba(0, 0, 0, 0.95);
	backdrop-filter: blur(20px);
	transition: right 0.3s ease;
	z-index: 1001;
	padding-top: 80px;
}

.side-menu.active {
	right: 0;
	width: 100%;
}

@keyframes floatDot {

	0%,
	100% {
		transform: translateY(0px) scale(1);
		opacity: 0.4;
	}

	50% {
		transform: translateY(-15px) scale(1.5);
		opacity: 0.8;
	}
}

/* 响应式设计 */
@media (max-width: 1024px) {
	.about-content {
		width: 400px;
		height: 250px;
		left: 40px;
		bottom: 60px;
		padding: 30px;
	}

	.tech-keywords {
		width: 350px;
		height: 280px;
		right: 40px;
		top: 60px;
		padding: 25px;
	}

	.about-title {
		font-size: 1.8rem;
	}

	.keyword-item {
		font-size: 0.8rem;
		padding: 10px 6px;
	}
}

@media (max-width: 768px) {
	.about-content {
		position: relative;
		width: 90%;
		height: auto;
		left: auto;
		bottom: auto;
		margin: 20px auto;
		clip-path: none;
	}

	.tech-keywords {
		position: relative;
		width: 90%;
		height: auto;
		right: auto;
		top: auto;
		margin: 20px auto;
		clip-path: none;
		grid-template-columns: repeat(2, 1fr);
	}

	.connecting-line {
		display: none;
	}

	.about-section {
		flex-direction: column;
		padding: 40px 20px;
	}
}