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

/* 自定义滚动条 - 全平台统一样式 */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 5px;
}

::-webkit-scrollbar-thumb {
    background: #0066CC;
    border-radius: 5px;
    transition: background 0.3s ease;
}

::-webkit-scrollbar-thumb:hover {
    background: #0052a3;
}

* {
    scrollbar-width: thin;
    scrollbar-color: #0066CC #f1f1f1;
}

body {
    scrollbar-face-color: #0066CC;
    scrollbar-track-color: #f1f1f1;
}

body {
    font-family: 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #222;
    background-color: #f5f5f5;
    overflow-x: hidden;
    position: relative;
}

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

/* 导航栏 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.3);
    z-index: 1000;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.05);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1), 0 0 0 1px rgba(255, 255, 255, 0.5);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    transition: padding 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.navbar.scrolled .container {
    padding: 14px 20px;
}

.logo img {
    height: 40px;
    transition: transform 0.3s ease, filter 0.3s ease;
    filter: drop-shadow(0 2px 4px rgba(0, 102, 204, 0.1));
}

.logo img:hover {
    transform: scale(1.03);
    filter: drop-shadow(0 4px 8px rgba(0, 102, 204, 0.2));
}

.nav-links {
    display: flex;
    gap: 40px;
    flex-wrap: wrap;
}

.nav-links a {
    text-decoration: none;
    color: #333;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
    padding: 6px 0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #667eea, #0066CC);
    transition: width 0.3s ease;
    border-radius: 2px;
}

.nav-links a:hover {
    color: #0066CC;
}

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

.nav-links a.active {
    color: #0066CC;
    font-weight: 600;
}

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

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.mobile-menu-btn span {
    width: 25px;
    height: 2px;
    background-color: #333;
    transition: all 0.3s ease;
}

/* 移动端菜单样式 */
@media (max-width: 768px) {
    .nav-links.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        width: 100%;
        background-color: rgba(255, 255, 255, 0.95);
        backdrop-filter: blur(10px);
        padding: 20px;
        box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
        z-index: 999;
        box-sizing: border-box;
    }
    
    .mobile-menu-btn.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .mobile-menu-btn.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-btn.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
}

/* Hero 区域 - 液态玻璃全屏视觉 + 滚动效果 */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.hero-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: transparent;
    z-index: 1;
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: transparent;
    z-index: 1;
    pointer-events: none;
}

.hero .container {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    padding: 0 48px;
}

.hero-content {
    flex: 1;
    max-width: 900px;
    color: #fff;
}

.hero h1 {
    font-size: 56px;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
    color: #fff;
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
    letter-spacing: -0.5px;
}

.hero p {
    font-size: 20px;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 40px;
    text-shadow: 
        0 1px 2px rgba(0, 0, 0, 0.4),
        0 2px 4px rgba(0, 0, 0, 0.3),
        0 4px 8px rgba(0, 0, 0, 0.2),
        0 0 20px rgba(0, 0, 0, 0.15);
    font-weight: 300;
    line-height: 1.6;
}

.hero-tagline {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 20px;
    color: #ffffff;
    display: inline-block;
    text-shadow: 
        0 1px 2px rgba(0, 0, 0, 0.5),
        0 2px 4px rgba(0, 0, 0, 0.4),
        0 4px 8px rgba(0, 0, 0, 0.3),
        0 0 30px rgba(0, 0, 0, 0.2);
}

.hero-buttons {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
}

@media (max-width: 768px) {
    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: 16px;
    }
    
    .btn-primary,
    .btn-secondary {
        width: 100%;
        max-width: 280px;
        text-align: center;
        padding: 14px 32px;
        font-size: 15px;
    }
}

/* 按钮 - 液态玻璃风格 */
.btn-primary {
    display: inline-block;
    padding: 16px 40px;
    background: linear-gradient(135deg, #667eea 0%, #0066CC 100%);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    color: #fff;
    text-decoration: none;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    letter-spacing: 0.5px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 
        0 4px 24px rgba(0, 102, 204, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.3),
        inset 0 -1px 0 rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.6s ease;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #7a8ef5 0%, #0073e6 100%);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-4px) scale(1.02);
    box-shadow: 
        0 8px 32px rgba(0, 102, 204, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.4),
        inset 0 -1px 0 rgba(0, 0, 0, 0.1),
        0 0 20px rgba(0, 102, 204, 0.4);
}

.btn-primary:hover::before {
    left: 100%;
}

.btn-primary:active {
    transform: translateY(-2px) scale(0.98);
    box-shadow: 
        0 4px 16px rgba(0, 102, 204, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.btn-secondary {
    display: inline-block;
    padding: 16px 40px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    color: #fff;
    text-decoration: none;
    border: 1px solid rgba(255, 255, 255, 0.4);
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    letter-spacing: 0.5px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 
        0 4px 24px rgba(0, 0, 0, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    position: relative;
    overflow: hidden;
}

.btn-secondary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.6s ease;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.6);
    transform: translateY(-4px) scale(1.02);
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.3),
        0 0 20px rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover::before {
    left: 100%;
}

.btn-secondary:active {
    transform: translateY(-2px) scale(0.98);
    box-shadow: 
        0 4px 16px rgba(0, 0, 0, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

/* 通用section样式 */
section {
    padding: 120px 0;
}

.section-title {
    font-size: 36px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 20px;
    color: #333;
}

.section-subtitle {
    font-size: 20px;
    font-weight: 600;
    text-align: center;
    margin-bottom: 60px;
    color: #0066CC;
}

/* 公司简介 */
.about {
    background-color: #ffffff;
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

.about::before {
    display: none;
}

.about::after {
    display: none;
}

.about .container {
    position: relative;
    z-index: 1;
}

.about-content {
    max-width: 1000px;
    margin: 0 auto;
    text-align: left;
    position: relative;
}

.section-title {
    font-size: 36px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 40px;
    color: #333;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, #667eea, #0066CC);
    border-radius: 1.5px;
}

.about-content p {
    font-size: 18px;
    color: #555;
    margin-bottom: 30px;
    line-height: 1.7;
    text-indent: 2em;
    position: relative;
}

.about-content p:last-child {
    margin-bottom: 0;
}

.about-img {
    height: 2.5em;
    vertical-align: middle;
    margin: 0 10px;
    max-width: 100%;
}

@media (max-width: 768px) {
    .about-img {
        height: 2.2em;
        margin: 0 8px;
    }
}

@media (max-width: 480px) {
    .about-img {
        height: 2em;
        margin: 0 6px;
    }
}

/* 装饰元素 */
.about-decoration {
    position: absolute;
    top: 20%;
    left: 5%;
    width: 120px;
    height: 120px;
    border: 2px solid rgba(0, 102, 204, 0.1);
    border-radius: 50%;
    pointer-events: none;
}

.about-decoration::before {
    content: '';
    position: absolute;
    top: -10px;
    right: -10px;
    width: 40px;
    height: 40px;
    background: rgba(0, 102, 204, 0.08);
    border-radius: 50%;
}

.about-decoration::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: -15px;
    width: 30px;
    height: 30px;
    background: rgba(0, 102, 204, 0.05);
    border-radius: 50%;
}

/* 右侧装饰元素 */
.about-decoration-right {
    top: auto;
    left: auto;
    right: 5%;
    bottom: 20%;
    transform: rotate(45deg);
}

.about-decoration-right::before {
    top: auto;
    right: auto;
    bottom: -10px;
    left: -10px;
}

.about-decoration-right::after {
    bottom: auto;
    left: auto;
    top: -15px;
    right: -15px;
}

/* 响应式设计 */
@media (min-width: 1024px) {
    .about-content {
        max-width: 1100px;
    }
}

@media (min-width: 1440px) {
    .about-content {
        max-width: 1200px;
    }
}

@media (max-width: 1200px) {
    .about-content {
        max-width: 900px;
    }
}

@media (max-width: 992px) {
    .about {
        padding: 80px 0;
    }
    
    .about-content {
        max-width: 768px;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .about-content p {
        font-size: 16px;
        margin-bottom: 25px;
    }
}

@media (max-width: 768px) {
    .about {
        padding: 60px 0;
    }
    
    .about-content {
        max-width: 100%;
        width: 100%;
    }
    
    .section-title {
        font-size: 28px;
        margin-bottom: 30px;
    }
    
    .section-title::after {
        width: 60px;
        bottom: -10px;
    }
    
    .about-content p {
        font-size: 15px;
        margin-bottom: 20px;
        text-indent: 1.5em;
        line-height: 1.6;
        letter-spacing: 0.5px;
    }
    
    .about::after {
        width: 150px;
        height: 150px;
    }
    
    .about-decoration {
        display: none;
    }
}

/* 平板端适配 */
@media (min-width: 769px) and (max-width: 1023px) {
    .about-content {
        max-width: 100%;
        width: 100%;
    }
    
    .about-decoration {
        width: 100px;
        height: 100px;
    }
    
    .about-decoration::before {
        width: 30px;
        height: 30px;
    }
    
    .about-decoration::after {
        width: 25px;
        height: 25px;
    }
    
    .about-content p {
        font-size: 17px;
        line-height: 1.65;
    }
}

/* 小屏幕手机适配 */
@media (max-width: 480px) {
    .about {
        padding: 40px 0;
    }
    
    .about-content {
    }
    
    .section-title {
        font-size: 24px;
        margin-bottom: 25px;
    }
    
    .about-content p {
        font-size: 14px;
        margin-bottom: 18px;
        text-indent: 1.2em;
        line-height: 1.5;
    }
    
    .about::after {
        width: 120px;
        height: 120px;
    }
}

/* 主营业务板块 */
.products {
    background-color: #f5f5f5;
    padding: 80px 0;
}

.products .container {
    max-width: 1400px;
    padding: 0 40px;
}

.products-grid {
    display: flex;
    flex-wrap: nowrap;
    gap: 30px;
    justify-content: center;
    align-items: stretch;
}

/* 产品卡片 - 液态玻璃拟态风格 */
.product-card {
    flex: 1;
    min-width: 320px;
    max-width: 420px;
    background: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 20px;
    overflow: hidden;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.4);
    position: relative;
    display: flex;
    flex-direction: column;
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.2) 0%, transparent 50%, rgba(0, 102, 204, 0.05) 100%);
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.5s ease;
}

.product-card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 
        0 16px 48px rgba(0, 0, 0, 0.12),
        0 0 20px rgba(0, 102, 204, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.4);
}

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

.product-image {
    height: 220px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    position: relative;
}

.product-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.05) 100%);
    pointer-events: none;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    filter: brightness(1.02);
}

.product-card:hover .product-image img {
    transform: scale(1.08);
}

.product-content {
    padding: 28px 24px;
    background: rgba(255, 255, 255, 0.5);
    flex: 1;
    display: flex;
    flex-direction: column;
}

.product-content h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 16px;
    color: #1a1a1a;
    line-height: 1.4;
    letter-spacing: -0.3px;
    min-height: 50px;
}

.product-content p {
    font-size: 15px;
    color: #555;
    margin-bottom: 20px;
    line-height: 1.7;
    flex: 1;
}

.product-specs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-top: auto;
}

.spec-item {
    display: flex;
    justify-content: space-between;
    font-size: 14px;
    color: #666;
    padding: 8px 12px;
    background: rgba(255, 255, 255, 0.4);
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.spec-label {
    font-weight: 500;
    color: #555;
}

.spec-value {
    color: #0066CC;
    font-weight: 600;
}

/* 产品展示轮播 - Apple 风格全屏轮播 */
.product-carousel {
    background-color: #000;
    padding: 0;
    overflow: hidden;
    width: 100vw;
    height: 100vh;
    position: relative;
}

.carousel-container {
    position: relative;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.carousel-wrapper {
    display: flex;
    width: 100%;
    height: 100%;
    position: relative;
}

.carousel-slide {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    opacity: 0;
    transition: opacity 1s ease-in-out;
}

.carousel-slide.active {
    opacity: 1;
    z-index: 1;
}

.carousel-slide.prev,
.carousel-slide.next {
    opacity: 0.3;
    z-index: 0;
}

.slide-content {
    position: relative;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.slide-content img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.slide-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: #fff;
    z-index: 10;
    opacity: 0;
    transition: opacity 0.8s ease;
}

/* 第二张轮播图文字颜色改为深色 */
.carousel-slide:nth-child(3) .slide-text,
.carousel-slide:nth-child(7) .slide-text {
    color: #000;
    text-shadow: 0 2px 10px rgba(255, 255, 255, 0.5);
}

.carousel-slide:nth-child(3) .slide-text h3,
.carousel-slide:nth-child(7) .slide-text h3 {
    text-shadow: 0 2px 10px rgba(255, 255, 255, 0.5);
}

.carousel-slide:nth-child(3) .slide-text p,
.carousel-slide:nth-child(7) .slide-text p {
    text-shadow: 0 1px 5px rgba(255, 255, 255, 0.5);
}

.carousel-slide.active .slide-text {
    opacity: 1;
}

.slide-text h3 {
    font-size: 48px;
    font-weight: 300;
    margin-bottom: 16px;
    letter-spacing: 2px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.slide-text p {
    font-size: 18px;
    line-height: 1.6;
    max-width: 600px;
    margin: 0 auto;
    text-shadow: 0 1px 5px rgba(0, 0, 0, 0.5);
    font-weight: 300;
}

/* 导航箭头 - 液态玻璃风格 */
.carousel-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    width: 60px;
    height: 60px;
    cursor: pointer;
    z-index: 20;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 
        0 4px 20px rgba(0, 0, 0, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.carousel-arrow:hover {
    background: rgba(255, 255, 255, 0.35);
    transform: translateY(-50%) scale(1.1);
    border-color: rgba(255, 255, 255, 0.5);
    box-shadow: 
        0 8px 30px rgba(0, 0, 0, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.4),
        0 0 20px rgba(255, 255, 255, 0.15);
}

.carousel-arrow:active {
    transform: translateY(-50%) scale(1.05);
    box-shadow: 
        0 2px 10px rgba(0, 0, 0, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.carousel-arrow svg {
    width: 24px;
    height: 24px;
    stroke: #fff;
    filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.3));
}

.prev-arrow {
    left: 30px;
}

.next-arrow {
    right: 30px;
}

/* 分页指示器 - 进度式液态玻璃风格 */
.carousel-indicators {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 16px;
    z-index: 20;
    padding: 16px 24px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 24px;
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.indicator-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.indicator-wrapper:hover {
    transform: translateY(-2px);
}

.indicator {
    width: 50px;
    height: 4px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 2px;
    overflow: hidden;
    position: relative;
    box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.2);
}

.indicator-progress {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, rgba(255, 255, 255, 0.6) 0%, rgba(255, 255, 255, 0.9) 100%);
    border-radius: 2px;
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
    transform-origin: left;
}

.indicator-wrapper.active .indicator-progress {
    background: linear-gradient(90deg, rgba(0, 102, 204, 0.6) 0%, rgba(0, 102, 204, 0.9) 100%);
    box-shadow: 0 0 12px rgba(0, 102, 204, 0.6);
}

/* 控制按钮 - 液态玻璃风格 */
.carousel-controls {
    display: flex;
    gap: 12px;
    align-items: center;
    padding-left: 16px;
    margin-left: 16px;
    border-left: 1px solid rgba(255, 255, 255, 0.2);
}

.control-btn {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 
        0 4px 16px rgba(0, 0, 0, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.control-btn:hover {
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.5);
    transform: scale(1.1);
    box-shadow: 
        0 6px 24px rgba(0, 0, 0, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.4),
        0 0 20px rgba(255, 255, 255, 0.15);
}

.control-btn:active {
    transform: scale(1.05);
    box-shadow: 
        0 2px 8px rgba(0, 0, 0, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.control-btn svg {
    width: 16px;
    height: 16px;
    stroke: rgba(255, 255, 255, 0.9);
    fill: none;
    stroke-width: 2.5;
    stroke-linecap: round;
    stroke-linejoin: round;
    filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.3));
}

.control-btn:hover svg {
    stroke: rgba(255, 255, 255, 1);
}

/* 移动端适配 */
@media (max-width: 768px) {
    .product-carousel {
        height: 100vh;
    }
    
    .slide-text h3 {
        font-size: 28px;
    }
    
    .slide-text p {
        font-size: 14px;
        padding: 0 20px;
    }
    
    .carousel-arrow {
        width: 50px;
        height: 50px;
    }
    
    .carousel-arrow svg {
        width: 20px;
        height: 20px;
    }
    
    .prev-arrow {
        left: 15px;
    }
    
    .next-arrow {
        right: 15px;
    }
    
    .carousel-indicators {
        bottom: 30px;
        padding: 12px 16px;
        gap: 12px;
    }
    
    .indicator {
        width: 35px;
    }
    
    .carousel-controls {
        padding-left: 12px;
        margin-left: 12px;
    }
    
    .control-btn {
        width: 32px;
        height: 32px;
    }
    
    .control-btn svg {
        width: 14px;
        height: 14px;
    }
}

/* 技术优势 */
.technology {
    background-color: #f5f5f5;
    padding-bottom: 30px;
}

.technology-content {
    display: flex;
    gap: 80px;
    align-items: center;
}

.tech-left {
    flex: 1;
}

.tech-left h3 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 20px;
    color: #333;
    position: relative;
    padding-left: 30px;
    display: flex;
    align-items: center;
}

/* 液态玻璃风格装饰块 */
.tech-left h3::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 16px;
    height: 16px;
    background: linear-gradient(135deg, rgba(0, 102, 204, 0.2), rgba(0, 102, 204, 0.1));
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 102, 204, 0.3);
    border-radius: 6px;
    box-shadow: 
        0 3px 8px rgba(0, 102, 204, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1;
}

.tech-left h3:hover::before {
    transform: translateY(-50%) scale(1.05);
    box-shadow: 
        0 4px 12px rgba(0, 102, 204, 0.15),
        0 0 10px rgba(0, 102, 204, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.4);
    background: linear-gradient(135deg, rgba(0, 102, 204, 0.25), rgba(0, 102, 204, 0.15));
}

.tech-left p {
    font-size: 16px;
    color: #666;
    margin-bottom: 30px;
}

.tech-left ul {
    list-style: none;
    margin-bottom: 30px;
}

.tech-left ul li {
    font-size: 16px;
    color: #666;
    margin-bottom: 10px;
    padding-left: 20px;
    position: relative;
}

.tech-left ul li::before {
    content: "•";
    color: #0066CC;
    font-size: 20px;
    position: absolute;
    left: 0;
    top: -2px;
}

.tech-right {
    flex: 1;
}

.tech-images {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.tech-images img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    transition: transform 0.3s ease;
}

.tech-images img:hover {
    transform: translateY(-5px);
}

/* 技术展示 */
.tech-showcase {
    background-color: #f5f5f5;
    padding: 0 0 80px 0;
    border-top: 10px solid #ffffff;
}

.tech-showcase-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-top: 40px;
}

.tech-showcase-item {
    overflow: hidden;
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    background: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.tech-showcase-item:hover {
    transform: translateY(-8px);
    box-shadow: 
        0 16px 48px rgba(0, 0, 0, 0.12),
        0 0 20px rgba(0, 102, 204, 0.15);
}

.tech-showcase-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.tech-showcase-item:hover img {
    transform: scale(1.05);
}

/* 应用领域 */
.applications {
    background-color: #fff;
    padding: 40px 0;
}

.applications-grid {
    display: flex;
    flex-wrap: nowrap;
    gap: 0;
    justify-content: flex-start;
    overflow: hidden;
    padding: 0;
    position: relative;
    height: 500px;
}

.application-card {
    flex: 0 0 25%;
    min-width: 150px;
    overflow: hidden;
    transition: all 0.6s ease;
    cursor: pointer;
    position: relative;
    height: 100%;
}

.application-card:first-child {
    flex: 0 0 50%;
}

.application-card:hover,
.application-card.active {
    flex: 0 0 50%;
}

.application-card:not(:hover):not(.active) {
    flex: 0 0 16.666%;
    min-width: 100px;
}

.app-image {
    width: 100%;
    height: 100%;
    overflow: hidden;
    position: relative;
}

.app-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all 0.6s ease;
}

.application-card:hover .app-image img,
.application-card.active .app-image img {
    transform: scale(1.05);
}

.app-content {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 20px;
    color: #fff;
    transition: all 0.3s ease;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.7), transparent);
}

.application-card h3 {
    font-size: 28px;
    font-weight: 700;
    margin: 0 0 10px 0;
    color: #fff;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
}

.app-details {
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s ease;
}

.application-card:hover .app-details,
.application-card.active .app-details {
    max-height: 150px;
    margin-top: 10px;
}

.application-card p {
    font-size: 18px;
    color: #fff;
    margin: 0;
    line-height: 1.5;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

/* 移动端适配 */
@media (max-width: 768px) {
    .applications {
        padding: 30px 0;
    }
    
    .applications-grid {
        flex-direction: column;
        align-items: center;
        height: auto;
    }
    
    .application-card {
        flex: 1;
        min-width: 100%;
        max-width: 100%;
        height: 300px;
        margin-bottom: 0;
    }
    
    .application-card:hover,
    .application-card.active {
        flex: 1;
        max-width: 100%;
    }
    
    .application-card:not(:first-child):not(:hover):not(.active) {
        flex: 1;
        min-width: 100%;
    }
    
    .app-details {
        max-height: 150px;
        margin-top: 10px;
    }
    
    .application-card h3 {
        font-size: 24px;
    }
    
    .application-card p {
        font-size: 16px;
    }
}

/* 技术合作 */
/*
.cooperation {
    background-color: #fff;
}

.cooperation-content {
    max-width: 1000px;
    margin: 0 auto;
    text-align: center;
}

.cooperation-content p {
    font-size: 18px;
    color: #666;
    margin-bottom: 40px;
}

.cooperation-partners {
    display: flex;
    justify-content: center;
    gap: 60px;
    margin-bottom: 60px;
}

.partner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

.partner img {
    height: 60px;
}

.partner h3 {
    font-size: 16px;
    font-weight: 500;
    color: #333;
}

.cooperation-images {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.cooperation-images .image-container {
    position: relative;
    padding-top: calc(100% - 5px);
    overflow: hidden;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
}

.cooperation-images img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    background-color: #f0f0f0;
}

.team {
    background-color: #f5f5f5;
}

.founder-card {
    display: flex;
    gap: 40px;
    margin-bottom: 60px;
    padding: 40px;
    background: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 20px;
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.4);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.founder-card:hover {
    transform: translateY(-4px);
    box-shadow: 
        0 12px 40px rgba(0, 0, 0, 0.12),
        0 0 20px rgba(0, 102, 204, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.4);
}

.founder-image {
    flex-shrink: 0;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    overflow: hidden;
    border: 4px solid rgba(255, 255, 255, 0.5);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.founder-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.founder-info {
    flex: 1;
}

.founder-info h3 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 20px;
    color: #333;
}

.founder-info ul {
    list-style: none;
}

.founder-info ul li {
    font-size: 16px;
    color: #666;
    margin-bottom: 15px;
    padding-left: 20px;
    position: relative;
}

.founder-info ul li::before {
    content: "•";
    color: #0066CC;
    font-size: 20px;
    position: absolute;
    left: 0;
    top: -2px;
}

.team-members {
    display: flex;
    flex-wrap: wrap;
    gap: 40px;
    justify-content: center;
}

.member-card {
    flex: 1;
    min-width: 250px;
    max-width: 300px;
    text-align: center;
    padding: 30px 20px;
    background: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 20px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.4);
    position: relative;
}

.member-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.2) 0%, transparent 50%, rgba(0, 102, 204, 0.05) 100%);
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.4s ease;
    border-radius: 20px;
}

.member-card:hover {
    transform: translateY(-8px);
    box-shadow: 
        0 16px 40px rgba(0, 0, 0, 0.12),
        0 0 20px rgba(0, 102, 204, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.4);
}

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

.member-image {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    overflow: hidden;
    margin: 0 auto 20px;
    border: 3px solid rgba(255, 255, 255, 0.5);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.member-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.member-info h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 5px;
    color: #333;
}

.member-info p {
    font-size: 14px;
    color: #666;
    margin-bottom: 10px;
}
*/

/* 联系我们 */
.contact {
    background-color: #f5f5f5;
    padding: 80px 0;
}

.contact-content {
    display: flex;
    justify-content: center;
}

.contact-info {
    max-width: 800px;
    text-align: center;
}

.contact-info h3 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 20px;
    color: #333;
}

.contact-info ul {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 40px;
    margin: 30px 0 0 0;
    padding: 0;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.contact-info ul li {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 0;
    font-size: 16px;
    color: #666;
    flex: 1;
    min-width: 180px;
    justify-content: center;
    white-space: nowrap;
}

.contact-info ul li:first-child {
    min-width: 180px;
}

.contact-info ul li svg {
    flex-shrink: 0;
}



/* 页脚 */
.footer {
    background-color: #e6ebf0;
    color: #333;
    padding: 60px 0;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 30px;
}

.footer-logo img {
    height: 40px;
}

.footer-links {
    display: flex;
    gap: 40px;
    flex-wrap: wrap;
    justify-content: center;
}

.footer-links a {
    color: #333;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #0066CC;
    opacity: 1;
}

.footer-text {
    font-size: 14px;
    color: #999;
    text-align: center;
}

/* 响应式设计 - 平板端（768px-1199px） */
@media (max-width: 1199px) {
    .products .container {
        max-width: 100%;
        padding: 0 20px;
    }
    
    .products-grid {
        gap: 20px;
    }
    
    .product-card {
        min-width: 280px;
        max-width: 360px;
    }
}

/* 响应式设计 - 移动端（<768px） */
@media (max-width: 768px) {
    .products {
        padding: 60px 0;
    }
    
    .products .container {
        padding: 0 16px;
    }
    
    .products-grid {
        flex-direction: column;
        gap: 24px;
    }
    
    .product-card {
        min-width: 100%;
        max-width: 100%;
    }
    
    .product-content h3 {
        min-height: auto;
    }
}

/* 响应式设计 */
@media (max-width: 992px) {
    .hero .container {
        flex-direction: column;
        text-align: center;
        gap: 40px;
    }
    
    .technology-content {
        flex-direction: column;
        text-align: center;
    }
    
    .tech-left h3 {
        justify-content: center;
    }
    
    .contact-content {
        flex-direction: column;
    }
    
    .founder-card {
        flex-direction: column;
        text-align: center;
    }
    
    .founder-image {
        margin: 0 auto;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .hero h1 {
        font-size: 36px;
        line-height: 1.2;
        letter-spacing: 0;
    }
    
    .hero p {
        font-size: 16px;
        line-height: 1.5;
    }
    
    .hero-tagline {
        font-size: 18px;
    }
    
    .hero .container {
        padding: 0 24px;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: 16px;
    }
    
    .btn-primary,
    .btn-secondary {
        width: 100%;
        max-width: 280px;
        text-align: center;
        padding: 14px 32px;
        font-size: 15px;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .section-title::after {
        width: 50px;
    }
    
    .section-subtitle {
        font-size: 16px;
        padding: 0 20px;
    }
    
    /* 技术优势模块响应式 */
    .tech-left h3 {
        font-size: 20px;
        padding-left: 24px;
    }
    
    .tech-left h3::before {
        width: 14px;
        height: 14px;
    }
    
    /* 技术展示响应式 */
    .tech-showcase-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .tech-showcase {
        padding: 0 0 60px 0;
    }
    
    .cooperation-partners {
        flex-direction: column;
        gap: 30px;
    }
    
    .footer-links {
        gap: 20px;
    }
}

@media (max-width: 576px) {
    .hero h1 {
        font-size: 32px;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .product-specs {
        grid-template-columns: 1fr;
    }
    
    .contact-form {
        padding: 20px;
    }
}