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

body {
    font-family: 'Roboto', sans-serif;
    background-color: #0a0e17;
    color: #ffffff;
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 渐变文本 */
.text-gradient {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* 按钮样式 */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 16px;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #ffffff;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(102, 126, 234, 0.3);
}

.btn-secondary {
    background: transparent;
    color: #ffffff;
    border: 2px solid #667eea;
}

.btn-secondary:hover {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-color: transparent;
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(102, 126, 234, 0.3);
}

/* 导航栏样式 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    background: rgba(10, 14, 23, 0.95);
    backdrop-filter: blur(10px);
    padding: 15px 0;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.navbar .logo {
    display: flex;
    align-items: center;
    gap: 15px;
}

.company-logo {
    width: 120px;
    height: auto;
}

.navbar .logo h1 {
    font-family: 'Orbitron', sans-serif;
    font-size: 24px;
    font-weight: 700;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-links a {
    color: #ffffff;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

.nav-links a:hover {
    color: #667eea;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    transition: width 0.3s ease;
}

.nav-links a:hover::after {
    width: 100%;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background: #ffffff;
    margin: 3px 0;
    transition: all 0.3s ease;
}

/* 英雄区域样式 */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: 80px; /* 添加顶部内边距，避免内容被固定导航栏遮挡 */
    box-sizing: border-box; /* 确保padding不会增加元素的总高度 */
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 50%, rgba(102, 126, 234, 0.1) 0%, rgba(10, 14, 23, 0) 50%);
    z-index: -1;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: 48px;
    font-weight: 900;
    margin-bottom: 20px;
    line-height: 1.2;
    font-family: 'Orbitron', sans-serif;
}

.hero-subtitle {
    font-size: 20px;
    color: #a0aec0;
    margin-bottom: 40px;
    max-width: 500px;
}

.hero-buttons {
    display: flex;
    gap: 20px;
}

.hero-visual {
    position: relative;
    height: 400px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-image {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    border-radius: 10px;
    box-shadow: none;
    background: transparent;
}

.floating-shapes {
    position: absolute;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.shape {
    position: absolute;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.3), rgba(118, 75, 162, 0.3));
    animation: float 6s ease-in-out infinite;
}

.shape-1 {
    width: 200px;
    height: 200px;
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.shape-2 {
    width: 150px;
    height: 150px;
    bottom: 20%;
    right: 15%;
    animation-delay: 2s;
}

.shape-3 {
    width: 100px;
    height: 100px;
    top: 50%;
    right: 30%;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
    }
    50% {
        transform: translateY(-20px) rotate(180deg);
    }
}

.camera-model {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    padding: 30px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.lens {
    width: 80px;
    height: 80px;
    background: radial-gradient(circle, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    position: relative;
    animation: pulse 2s ease-in-out infinite;
}

.lens::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    background: rgba(0, 0, 0, 0.5);
    border-radius: 50%;
}

.lens::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 40px;
    height: 40px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.3) 0%, transparent 100%);
    border-radius: 50%;
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 0 20px rgba(102, 126, 234, 0.5);
    }
    50% {
        box-shadow: 0 0 40px rgba(102, 126, 234, 0.8);
    }
}

/* 章节标题样式 */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 15px;
    font-family: 'Orbitron', sans-serif;
}

.section-subtitle {
    font-size: 18px;
    color: #a0aec0;
    max-width: 600px;
    margin: 0 auto;
}

/* 关于我们样式 */
.about, .about-contact {
    padding: 100px 0;
    background: rgba(255, 255, 255, 0.02);
}

.about-content, .about-contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
    width: 100%;
}

.about-contact-content .about-text,
.about-contact-content .contact-info {
    width: 100%;
}

.about-text p {
    margin-bottom: 20px;
    color: #cbd5e0;
    font-size: 18px;
}

.about-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.stat-item {
    text-align: center;
    padding: 30px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(102, 126, 234, 0.2);
}

.stat-number {
    font-size: 48px;
    font-weight: 700;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-family: 'Orbitron', sans-serif;
}

.stat-label {
    font-size: 16px;
    color: #a0aec0;
    margin-top: 10px;
}

/* 业务介绍样式 */
.services {
    padding: 100px 0;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: repeat(2, auto);
    gap: 30px;
}

.service-card {
    padding: 40px 30px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    text-align: center;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(102, 126, 234, 0.2);
    border-color: rgba(102, 126, 234, 0.5);
}

.service-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 25px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    font-size: 32px;
}

.service-icon svg {
    width: 40px;
    height: 40px;
}

.service-title {
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 15px;
    font-family: 'Orbitron', sans-serif;
}

.service-description {
    color: #a0aec0;
    font-size: 16px;
    margin-bottom: 0;
}

/* 产品中心样式 */
.products {
    padding: 100px 0;
    background: rgba(255, 255, 255, 0.02);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: repeat(1, auto);
    gap: 40px;
}

.product-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    overflow: hidden;
    transition: all 0.3s ease;
}

.product-card-link {
    display: block;
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

.product-card-link:hover .product-card {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(102, 126, 234, 0.2);
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(102, 126, 234, 0.2);
}

.product-image {
    height: 250px;
    background: rgba(0, 0, 0, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    flex-wrap: wrap;
    gap: 20px;
    padding: 30px;
}

.product-lens {
    width: 60px;
    height: 60px;
    background: radial-gradient(circle, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    position: relative;
    animation: pulse 2s ease-in-out infinite;
}

.product-lens::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 45px;
    height: 45px;
    background: rgba(0, 0, 0, 0.5);
    border-radius: 50%;
}

.product-lens::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 30px;
    height: 30px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.3) 0%, transparent 100%);
    border-radius: 50%;
}

.lens-1 { animation-delay: 0s; }
.lens-2 { animation-delay: 0.5s; }
.lens-3 { animation-delay: 1s; }
.lens-4 { animation-delay: 1.5s; }
.lens-5 { animation-delay: 2s; }
.lens-6 { animation-delay: 2.5s; }

.product-info {
    padding: 30px;
}

.product-category-title {
    grid-column: 1 / -1;
    font-size: 24px;
    font-weight: 700;
    color: #667eea;
    margin: 30px 0 20px;
    padding: 10px 0;
    border-bottom: 2px solid #667eea;
    font-family: 'Orbitron', sans-serif;
    text-align: center;
}

.product-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 15px;
    font-family: 'Orbitron', sans-serif;
}

.product-description {
    color: #a0aec0;
    font-size: 16px;
    margin-bottom: 20px;
}

.product-features {
    list-style: none;
    padding: 0;
}

.soc-product-card {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.soc-product-card .product-info {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.product-features li {
    padding: 8px 0;
    color: #cbd5e0;
    font-size: 14px;
    position: relative;
    padding-left: 25px;
}

.product-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #667eea;
    font-weight: bold;
}

/* 应用案例样式 */
.cases {
    padding: 100px 0;
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: repeat(2, auto);
    gap: 30px;
    margin-top: 60px;
}

.case-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    overflow: hidden;
    transition: all 0.3s ease;
}

.case-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(102, 126, 234, 0.2);
}

.case-image {
    height: 200px;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.2), rgba(118, 75, 162, 0.2));
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* 智慧城市监控系统案例背景图 */
.cases-grid .case-card:nth-child(1) .case-image {
    background-image: url('images/天安门.png');
    background-size: cover;
    background-position: center;
}

/* 工业自动化视觉检测案例背景图 */
.cases-grid .case-card:nth-child(2) .case-image {
    background-image: url('images/候车大厅.png');
    background-size: cover;
    background-position: center;
}

/* 智能交通管理系统案例背景图 */
.cases-grid .case-card:nth-child(3) .case-image {
    background-image: url('images/机场.png');
    background-size: cover;
    background-position: center;
}

/* 智慧家居解决方案案例背景图 */
.cases-grid .case-card:nth-child(4) .case-image {
    background-image: url('images/体育馆.png');
    background-size: cover;
    background-position: center;
}

/* 农业智能监测系统案例背景图 */
.cases-grid .case-card:nth-child(5) .case-image {
    background-image: url('images/广场.png');
    background-size: cover;
    background-position: center;
}

/* 安防智能预警系统案例背景图 */
.cases-grid .case-card:nth-child(6) .case-image {
    background-image: url('images/水利.png');
    background-size: cover;
    background-position: center;
}

.case-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(102, 126, 234, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all 0.3s ease;
}

.case-card:hover .case-overlay {
    opacity: 1;
}

.case-overlay a {
    display: block;
    width: 100%;
    height: 100%;
    text-decoration: none;
}

.case-link {
    color: #ffffff;
    text-decoration: none;
    font-weight: 500;
    padding: 10px 25px;
    border: 2px solid #ffffff;
    border-radius: 30px;
    transition: all 0.3s ease;
}

.case-link:hover {
    background: #ffffff;
    color: #667eea;
}

.case-icon {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    font-size: 32px;
}

.case-icon svg {
    width: 40px;
    height: 40px;
}

.case-info {
    padding: 25px;
}

.case-title {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 10px;
    font-family: 'Orbitron', sans-serif;
}

.case-description {
    color: #a0aec0;
    font-size: 16px;
    margin-bottom: 0;
}

/* 联系我们样式 */
.contact {
    padding: 100px 0;
    background: rgba(255, 255, 255, 0.02);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 60px;
    max-width: 600px;
    margin: 0 auto;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.contact-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
    padding: 30px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.contact-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(102, 126, 234, 0.2);
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    flex-shrink: 0;
}

.contact-icon svg {
    width: 30px;
    height: 30px;
}

.contact-text h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 5px;
    font-family: 'Orbitron', sans-serif;
}

.contact-text p {
    color: #a0aec0;
    font-size: 16px;
    margin-bottom: 0;
}

.contact-form {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 40px;
}

.form-group {
    margin-bottom: 25px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px 20px;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    color: #ffffff;
    font-size: 16px;
    transition: all 0.3s ease;
    font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 20px rgba(102, 126, 234, 0.3);
}

.form-group textarea {
    resize: vertical;
    min-height: 150px;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #718096;
}

/* 产品详情页样式 */
.product-detail {
    padding: 150px 0 100px;
    background: rgba(255, 255, 255, 0.02);
}

/* 产品头部样式 */
.product-header {
    margin-bottom: 80px;
    text-align: center;
}

.product-main-image {
    background: none;
    border: none;
    padding: 0;
    margin-bottom: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-title {
    font-size: 36px;
    font-weight: 700;
    font-family: 'Orbitron', sans-serif;
    margin-bottom: 20px;
    color: #ffffff;
    text-align: center;
}

.product-description {
    font-size: 18px;
    color: #a0aec0;
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    margin-bottom: 40px;
}

/* 产品内容区域样式 */
.product-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 产品章节样式 */
.product-section {
    margin-bottom: 60px;
    text-align: center;
}

.application-scenarios {
    text-align: left;
}

.section-title {
    font-size: 28px;
    font-weight: 700;
    font-family: 'Orbitron', sans-serif;
    margin-bottom: 30px;
    color: #ffffff;
    text-align: center;
}

.application-scenarios .section-title {
    text-align: left;
}

.application-scenarios {
    text-align: left;
}

/* 功能特点列表样式 */
.feature-list {
    list-style: none;
    display: inline-block;
    text-align: left;
    margin: 0 auto;
    padding: 0;
}

.feature-list li {
    font-size: 18px;
    color: #a0aec0;
    margin-bottom: 15px;
    padding-left: 30px;
    position: relative;
}

.feature-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #667eea;
    font-weight: bold;
    font-size: 20px;
}

/* 应用场景列表样式 */
.product-section ul {
    list-style: none;
    display: inline-block;
    text-align: left;
    margin: 0 auto;
    padding: 0;
}

.product-section ul li {
    font-size: 18px;
    color: #a0aec0;
    margin-bottom: 15px;
    padding-left: 30px;
    position: relative;
}

.product-section ul li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: #667eea;
    font-weight: bold;
    font-size: 24px;
    line-height: 1;
}

.product-section p {
    font-size: 18px;
    color: #a0aec0;
    margin-bottom: 25px;
    text-align: center;
}

/* 规格参数表格样式 */
.spec-table {
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
    border-collapse: collapse;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    overflow: hidden;
}

.spec-table tr {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.spec-table tr:last-child {
    border-bottom: none;
}

.spec-table th {
    background: rgba(255, 255, 255, 0.1);
    padding: 20px;
    text-align: left;
    font-size: 18px;
    font-weight: 600;
    color: #ffffff;
    font-family: 'Orbitron', sans-serif;
}

.spec-table td {
    padding: 20px;
    font-size: 16px;
    color: #a0aec0;
}

.spec-table td:first-child {
    font-weight: 500;
    color: #ffffff;
    width: 40%;
}

/* 案例详情页样式 */
.case-detail {
    padding: 150px 0 100px;
    background: rgba(255, 255, 255, 0.02);
}

.case-header {
    margin-bottom: 80px;
    text-align: center;
}

.case-main-image {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 40px;
    margin-bottom: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.case-title {
    font-size: 36px;
    font-weight: 700;
    font-family: 'Orbitron', sans-serif;
    margin-bottom: 20px;
    color: #ffffff;
}

.case-description {
    font-size: 18px;
    color: #a0aec0;
    max-width: 800px;
    margin: 0 auto;
}

/* 案例章节样式 */
.case-section {
    margin-bottom: 60px;
    text-align: center;
}

.case-section h3 {
    text-align: left;
    max-width: 800px;
    margin: 20px auto;
    color: #ffffff;
}

.case-section p {
    font-size: 18px;
    color: #a0aec0;
    line-height: 1.8;
    max-width: 800px;
    margin: 0 auto;
    text-align: left;
}

.case-section ul {
    list-style: none;
    display: block;
    text-align: left !important;
    margin: 0 auto;
    padding: 0;
    max-width: 800px;
}

.case-section ul li {
    font-size: 18px;
    color: #a0aec0;
    margin-bottom: 15px;
    padding-left: 30px;
    position: relative;
}

.case-section ul li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: #667eea;
    font-weight: bold;
    font-size: 24px;
    line-height: 1;
}

/* 响应式设计 - 案例详情页 */
@media (max-width: 992px) {
    .case-title {
        font-size: 32px;
    }
}

@media (max-width: 768px) {
    .case-detail {
        padding: 120px 0 80px;
    }
    
    .case-title {
        font-size: 28px;
    }
    
    .case-main-image {
        padding: 30px;
    }
}

@media (max-width: 576px) {
    .case-title {
        font-size: 24px;
    }
    
    .case-main-image {
        padding: 20px;
    }
    
    .case-section p {
        font-size: 16px;
    }
}

.back-button {
    margin-bottom: 40px;
}

.product-detail-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    margin-bottom: 60px;
}

.product-detail-image {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-image-large {
    width: 100%;
    height: 400px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.product-detail-info {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.product-detail-title {
    font-size: 36px;
    font-weight: 700;
    font-family: 'Orbitron', sans-serif;
    margin-bottom: 20px;
}

.product-detail-description {
    font-size: 18px;
    color: #a0aec0;
    margin-bottom: 30px;
}

.product-detail-features h3,
.product-detail-specs h3 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 20px;
    font-family: 'Orbitron', sans-serif;
}

.product-detail-features ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.product-detail-features li {
    font-size: 16px;
    color: #a0aec0;
    padding-left: 25px;
    position: relative;
}

.product-detail-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #667eea;
    font-weight: bold;
}

.product-detail-specs table {
    width: 100%;
    border-collapse: collapse;
}

.product-detail-specs table tr {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.product-detail-specs table td {
    padding: 15px 0;
    font-size: 16px;
    color: #a0aec0;
}

.product-detail-specs table td:first-child {
    font-weight: 500;
    color: #ffffff;
    width: 40%;
}

.product-detail-more {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 40px;
}

.product-detail-more h3 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 20px;
    font-family: 'Orbitron', sans-serif;
}

.product-detail-more p {
    font-size: 16px;
    color: #a0aec0;
    margin-bottom: 20px;
    line-height: 1.8;
}

/* 响应式设计 - 产品详情页 */
@media (max-width: 992px) {
    .product-detail-content {
        grid-template-columns: 1fr;
    }
    
    .product-detail-title {
        font-size: 32px;
    }
}

@media (max-width: 768px) {
    .product-detail {
        padding: 120px 0 80px;
    }
    
    .product-detail-title {
        font-size: 28px;
    }
    
    .product-detail-image,
    .product-detail-more {
        padding: 30px;
    }
    
    .product-image-large {
        height: 300px;
    }
}

@media (max-width: 576px) {
    .product-detail-title {
        font-size: 24px;
    }
    
    .product-detail-image,
    .product-detail-more {
        padding: 20px;
    }
}

/* 页脚样式 */
.footer {
    background: rgba(0, 0, 0, 0.5);
    padding: 60px 0 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo h3 {
    font-family: 'Orbitron', sans-serif;
    font-size: 24px;
    font-weight: 700;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 20px;
}

.footer-nav {
    list-style: none;
    padding: 0;
}

.footer-nav li {
    margin-bottom: 15px;
}

.footer-nav a {
    color: #a0aec0;
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: 16px;
}

.footer-nav a:hover {
    color: #667eea;
    padding-left: 5px;
}

.footer-social {
    display: flex;
    gap: 15px;
}

.social-link {
    width: 45px;
    height: 45px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #a0aec0;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.social-link:hover {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #ffffff;
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

.social-link svg {
    width: 20px;
    height: 20px;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #718096;
    font-size: 14px;
}

.footer-bottom a {
    color: #718096;
    text-decoration: none;
}

/* 响应式设计 */
@media (max-width: 992px) {
    .hero .container,
    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .hero-visual {
        margin-top: 50px;
    }
    
    .hero-title {
        font-size: 36px;
    }
    
    .nav-links {
        position: fixed;
        top: 70px;
        left: -100%;
        flex-direction: column;
        background: rgba(10, 14, 23, 0.95);
        backdrop-filter: blur(10px);
        width: 100%;
        padding: 30px 0;
        text-align: center;
        transition: left 0.3s ease;
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
    }
    
    .nav-links.active {
        left: 0;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
}

@media (max-width: 768px) {
    .section-title {
        font-size: 28px;
    }
    
    .section-subtitle {
        font-size: 16px;
    }
    
    .hero-title {
        font-size: 32px;
    }
    
    .hero-subtitle {
        font-size: 18px;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
    }
    
    .about-stats {
        grid-template-columns: 1fr;
    }
    
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: repeat(3, auto);
    }
    
    .cases-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: repeat(3, auto);
    }
}

@media (max-width: 576px) {
    .products-grid {
        grid-template-columns: 1fr;
        grid-template-rows: repeat(6, auto);
    }
    
    .contact-form {
        padding: 30px 20px;
    }
}

@media (max-width: 576px) {
    .container {
        padding: 0 15px;
    }
    
    .hero-title {
        font-size: 28px;
    }
    
    .section-title {
        font-size: 24px;
    }
    
    .services-grid,
    .cases-grid {
        grid-template-columns: 1fr;
    }
    
    .camera-model {
        gap: 15px;
        padding: 20px;
    }
    
    .lens {
        width: 60px;
        height: 60px;
    }
    
    .lens::before {
        width: 45px;
        height: 45px;
    }
    
    .lens::after {
        width: 30px;
        height: 30px;
    }
}