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

html, body {
    overflow-x: hidden;
    width: 100%;
}

:root {
    --primary-color: #0066cc;
    --secondary-color: #004d99;
    --text-color: #333;
    --light-gray: #f4f4f4;
    --white: #ffffff;
    --navbar-height: 80px;
    --primary-color-rgb: 0, 102, 204;
    --secondary-color-rgb: 0, 77, 153;
}

body {
    font-family: 'Microsoft YaHei', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
}

@media (max-width: 320px) {
    .product-grid {
        padding: 0 0.8rem;
    }

    .product-card {
        padding: 0.8rem;
    }

    .product-card i {
        width: 45px;
        height: 45px;
        font-size: 1.3rem;
    }

    .product-card h3 {
        font-size: 0.95rem;
    }

    .logo img {
        height: 24px;
    }

    .company-name {
        font-size: 0.75rem;
    }
}
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 导航栏样式 */
.navbar {
    background: var(--white);
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 1rem;
    text-decoration: none;
    color: var(--text-color);
}

.logo img {
    height: 40px;
    width: auto;
}

.company-name {
    font-size: 1.2rem;
    font-weight: bold;
}

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

.nav-links li a {
    color: var(--text-color);
    text-decoration: none;
    padding: 0.5rem 1rem;
    transition: all 0.3s ease;
    position: relative;
}

.nav-links li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s ease;
}

.nav-links li a:hover::after,
.nav-links li a.active::after {
    width: calc(100% - 2rem);
}

.nav-links li a:hover,
.nav-links li a.active {
    color: var(--primary-color);
}

.nav-links li a:hover {
    color: var(--primary-color);
}

.menu-btn {
    display: none;
    cursor: pointer;
}

@media (max-width: 768px) {
    .navbar {
        padding: 0.5rem;
    }

    .logo {
        font-size: 1rem;
        display: flex !important;
        align-items: center;
        gap: 0.5rem;
    }

    .logo img {
        height: 32px;
    }

    .company-name {
        font-size: 1rem;
        white-space: nowrap;
    }

    .nav-links {
        display: none;
    }

    .menu-toggle {
        display: block;
    }

    .nav-links.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--bg-color);
        padding: 1rem;
        box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
        z-index: 1000;
    }

    .nav-links.active li {
        margin: 0.5rem 0;
    }

    .slider-container {
        margin-top: 60px;
    }
}

@media (max-width: 480px) {
    .logo {
        font-size: 0.85rem;
        gap: 0.3rem;
    }

    .logo img {
        height: 28px;
    }

    .company-name {
        font-size: 0.85rem;
    }

    .navbar {
        padding: 0.5rem;
        justify-content: space-between;
    }

    .section {
        padding: 2rem 1rem;
    }

    .about-content {
        flex-direction: column;
    }

    .about-text, .values {
        width: 100%;
        padding: 1rem 0;
    }

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

    .contact-form {
        padding: 1rem;
    }
}

@media (max-width: 360px) {
    .logo {
        font-size: 0.75rem;
        gap: 0.2rem;
    }

    .logo img {
        height: 24px;
    }

    .company-name {
        font-size: 0.75rem;
    }
}

/* 首页横幅样式 */
.hero {
    padding: 0;
    margin: 0;
    width: 100%;
    height: calc(100vh - var(--navbar-height));
    margin-top: var(--navbar-height);
}

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

.slider {
    position: relative;
    display: flex;
    width: 500%;
    height: 100%;
    transition: transform 0.5s ease-in-out;
    transform: translateX(-20%);
}

.slide {
    position: relative;
    width: 20%;
    height: 100%;
    flex-shrink: 0;
}

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

.slide-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: white;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    z-index: 2;
    width: 90%;
    max-width: 1200px;
    padding: 0 20px;
}

.slide-content h1 {
    font-size: clamp(2rem, 5vw, 4rem);
    margin-bottom: clamp(1rem, 2vw, 2rem);
    line-height: 1.2;
}

.slide-content p {
    font-size: clamp(1rem, 2vw, 1.8rem);
    margin-bottom: clamp(1.5rem, 3vw, 3rem);
    line-height: 1.5;
}

.slide-content .cta-btn {
    font-size: clamp(1rem, 1.5vw, 1.2rem);
    padding: clamp(0.8rem, 1.5vw, 1.2rem) clamp(1.5rem, 3vw, 2.5rem);
    border-radius: 50px;
    background: var(--primary-color);
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-block;
    border: 2px solid transparent;
}

.slide-content .cta-btn:hover {
    background: transparent;
    border-color: white;
    transform: translateY(-3px);
}

.slider-button {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.3);
    border: none;
    width: clamp(40px, 5vw, 50px);
    height: clamp(40px, 5vw, 50px);
    border-radius: 50%;
    color: white;
    font-size: clamp(18px, 2.5vw, 24px);
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 3;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(5px);
}

.slider-button:hover {
    background: rgba(255, 255, 255, 0.5);
    transform: translateY(-50%) scale(1.1);
}

.prev {
    left: clamp(10px, 2vw, 20px);
}

.next {
    right: clamp(10px, 2vw, 20px);
}

.slider-dots {
    position: absolute;
    bottom: clamp(10px, 3vh, 20px);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: clamp(5px, 1vw, 10px);
    z-index: 3;
}

.dot {
    width: clamp(8px, 1.5vw, 12px);
    height: clamp(8px, 1.5vw, 12px);
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all 0.3s ease;
}

.dot.active {
    background: white;
    transform: scale(1.2);
}

@media (max-width: 768px) {
    .slide-content {
        width: 95%;
    }
    
    .slider-button {
        opacity: 0.8;
    }
    
    .slider-dots {
        bottom: clamp(20px, 5vh, 30px);
    }
}

@media (max-height: 600px) {
    .slide-content h1 {
        margin-bottom: 0.5rem;
    }
    
    .slide-content p {
        margin-bottom: 1rem;
    }
    
    .slide-content .cta-btn {
        padding: 0.5rem 1.5rem;
    }
}

/* 关于我们样式 */
.about {
    padding: 8rem 0;
    background: var(--white);
    margin: 4rem 0;
}

.about h2 {
    text-align: center;
    margin-bottom: 4rem;
    font-size: 2rem;
    color: var(--text-color);
    position: relative;
}

.about h2::after {
    content: '';
    position: absolute;
    bottom: -1rem;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--primary-color);
    border-radius: 2px;
}

.about-content {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 2rem;
}

.about-description {
    background: var(--light-gray);
    padding: 3rem;
    border-radius: 20px;
    margin-bottom: 4rem;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
}

.about-description p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-color);
    text-align: justify;
    margin: 0;
}

.company-values {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-bottom: 3rem;
}

.value-item {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    padding: 2rem;
    background: var(--white);
    border-radius: 15px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    transition: all 0.3s ease;
}

.value-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(0,0,0,0.1);
}

.value-icon {
    width: 60px;
    height: 60px;
    background: var(--primary-color);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.value-icon i {
    font-size: 1.8rem;
    color: var(--white);
}

.value-content {
    flex: 1;
}

.value-content h3 {
    font-size: 1.3rem;
    color: var(--text-color);
    margin-bottom: 0.8rem;
}

.value-content p {
    font-size: 1rem;
    color: #666;
    line-height: 1.6;
    margin: 0;
}

@media (max-width: 768px) {
    .about {
        padding: 6rem 0;
        margin: 3rem 0;
    }
    
    .about h2 {
        margin-bottom: 3rem;
    }
    
    .about-description {
        margin-bottom: 3rem;
    }
    
    .about-description p {
        font-size: 1rem;
        line-height: 1.6;
    }
    
    .about-content {
        padding: 0 1rem;
    }
    
    .company-values {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        margin-bottom: 2rem;
    }
    
    .value-item {
        padding: 1.5rem;
        gap: 1rem;
    }
    
    .value-icon {
        width: 50px;
        height: 50px;
    }
    
    .value-icon i {
        font-size: 1.5rem;
    }
    
    .value-content h3 {
        font-size: 1.2rem;
        margin-bottom: 0.5rem;
    }
}

/* 产品服务样式 */
.products {
    padding: 4rem 0;
    background: var(--light-gray);
}

.products .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.products h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2rem;
    color: var(--text-color);
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

@media (max-width: 768px) {
    .products {
        padding: 3rem 0;
    }

    .products .container {
        padding: 0 1.5rem;
    }

    .product-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
        padding: 0 1rem;
    }
}

@media (max-width: 480px) {
    .products {
        padding: 2rem 0;
    }

    .products .container {
        padding: 0 1rem;
    }

    .product-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.8rem;
    }

    .product-card {
        padding: 1rem;
    }
}

.product-card {
    background: var(--white);
    border-radius: 12px;
    padding: 1.2rem;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.6rem;
}

.product-card i {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    background: var(--light-gray);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.3s ease;
}

.product-card:hover i {
    background: var(--primary-color);
    color: var(--white);
}

.product-card h3 {
    font-size: 1.1rem;
    color: var(--text-color);
    margin-bottom: 0.3rem;
}

.product-card p {
    color: #666;
    font-size: 0.9rem;
    line-height: 1.4;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 12px rgba(0,0,0,0.15);
}

/* 联系我们样式 */
.contact {
    padding: 5rem 0;
    background: var(--white);
}

.contact h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2rem;
    color: var(--text-color);
}

.contact-container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 1rem;
}

.contact-info {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    padding: 2rem;
    background: var(--light-gray);
    border-radius: 20px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 1.5rem;
    background: var(--white);
    border-radius: 15px;
    transition: all 0.3s ease;
}

.contact-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(0,0,0,0.1);
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-icon i {
    font-size: 1.5rem;
    color: var(--white);
}

.contact-text {
    flex: 1;
}

.contact-text h4 {
    font-size: 1.1rem;
    color: var(--text-color);
    margin-bottom: 0.5rem;
}

.contact-text p {
    color: #666;
    font-size: 1rem;
}

@media (max-width: 768px) {
    .contact-info {
        grid-template-columns: 1fr;
        padding: 1.5rem;
    }
    
    .contact-item {
        padding: 1.2rem;
        gap: 1rem;
    }
    
    .contact-icon {
        width: 40px;
        height: 40px;
    }
    
    .contact-icon i {
        font-size: 1.2rem;
    }
    
    .contact-text h4 {
        font-size: 1rem;
    }
}

/* 联系信息样式优化 */
.contact-info {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 8px 30px rgba(0,0,0,0.08);
}

.contact-info h3 {
    color: var(--primary-color);
    margin-bottom: 2rem;
    font-size: 1.8rem;
    text-align: center;
    position: relative;
}

.contact-info h3::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 3px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: #f8f9fa;
    border-radius: 12px;
    transition: all 0.3s ease;
    border: 1px solid rgba(0,0,0,0.05);
}

.contact-item:hover {
    background: var(--white);
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
    transform: translateY(-3px);
    border-color: var(--primary-color);
}

.contact-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 1rem;
}

.contact-icon svg {
    width: 24px;
    height: 24px;
    stroke: white;
}

.contact-text {
    flex-grow: 1;
}

.contact-text h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.contact-text p {
    color: #666;
    line-height: 1.5;
    margin: 0;
}

/* 二维码样式 */
.qr-code {
    margin-top: 1rem;
    text-align: left;
}

.qr-placeholder {
    width: 120px;
    height: 120px;
    background: linear-gradient(135deg, #f0f0f0, #e0e0e0);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    color: #666;
    font-size: 0.9rem;
    border: 2px dashed #ccc;
}

.qr-image {
    width: 120px;
    height: 120px;
    border-radius: 8px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.1);
    display: block;
}

@media (max-width: 768px) {
    .qr-image {
        width: 100px;
        height: 100px;
    }
}

/* 响应式调整 */
@media (max-width: 768px) {
    .contact-item {
        padding: 1.2rem;
    }
    
    .contact-icon {
        width: 40px;
        height: 40px;
    }
    
    .contact-icon svg {
        width: 20px;
        height: 20px;
    }
    
    .contact-text h4 {
        font-size: 1rem;
    }
    
    .qr-placeholder {
        width: 100px;
        height: 100px;
    }
}

/* 联系方式样式 */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-top: 3rem;
}

.contact-grid-special {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.contact-item-special {
    background: var(--white);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.contact-item-special:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.contact-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(var(--primary-color-rgb), 0.1);
    border-radius: 10px;
    margin-bottom: 1rem;
}

.contact-icon svg {
    width: 24px;
    height: 24px;
    color: var(--primary-color);
}

.contact-text h4 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.contact-link {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 500;
    transition: color 0.3s ease;
    display: block;
    margin-bottom: 0.3rem;
}

.contact-link:hover {
    color: var(--secondary-color);
}

.contact-desc {
    color: #666;
    font-size: 0.9rem;
}

.qr-placeholder {
    width: 120px;
    height: 120px;
    background: rgba(var(--primary-color-rgb), 0.05);
    border: 2px dashed rgba(var(--primary-color-rgb), 0.2);
    border-radius: 10px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin: 0.5rem 0;
}

.qr-icon {
    width: 40px;
    height: 40px;
    margin-bottom: 0.5rem;
}

.qr-icon svg {
    width: 100%;
    height: 100%;
    color: var(--primary-color);
}

.qr-placeholder span {
    font-size: 0.9rem;
    color: var(--primary-color);
}

@media (max-width: 1024px) {
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    .contact-grid-special {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .contact-item-special {
        padding: 1.5rem;
    }

    .qr-placeholder {
        width: 100px;
        height: 100px;
    }
}

/* 页脚样式 */
footer {
    background: var(--primary-color);
    color: var(--white);
    text-align: center;
    padding: 1rem 0;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2rem;
    }

    .hero p {
        font-size: 1.2rem;
    }
}

/* 内页通用样式 */
.page-header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    padding: 8rem 2rem 6rem;
    margin-top: var(--navbar-height);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(255,255,255,0.1) 25%, transparent 25%),
                linear-gradient(-45deg, rgba(255,255,255,0.1) 25%, transparent 25%),
                linear-gradient(45deg, transparent 75%, rgba(255,255,255,0.1) 75%),
                linear-gradient(-45deg, transparent 75%, rgba(255,255,255,0.1) 75%);
    background-size: 20px 20px;
    opacity: 0.3;
    animation: headerPattern 20s linear infinite;
}

@keyframes headerPattern {
    0% {
        background-position: 0 0, 10px 0, 10px -10px, 0px 10px;
    }
    100% {
        background-position: 20px 20px, 30px 20px, 30px 10px, 20px 30px;
    }
}

.page-header h1 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    position: relative;
    animation: fadeInUp 0.8s ease-out;
}

.page-header p {
    font-size: 1.3rem;
    max-width: 800px;
    margin: 0 auto;
    opacity: 0.9;
    animation: fadeInUp 0.8s ease-out 0.2s backwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.section {
    padding: 5rem 0;
}

.section-light {
    background: var(--white);
}

.section-dark {
    background: var(--light-gray);
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title h2 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.section-title p {
    color: #666;
    max-width: 600px;
    margin: 0 auto;
}

/* 服务页面样式 */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    padding: 2rem 0;
}

.service-card {
    background: var(--white);
    border-radius: 15px;
    padding: 2.5rem;
    text-align: center;
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    box-shadow: 0 8px 30px rgba(0,0,0,0.08);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.15);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card h3 {
    color: var(--primary-color);
    margin: 1.5rem 0;
    font-size: 1.5rem;
}

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

/* 联系页面样式 */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    align-items: start;
}

.contact-info {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 8px 30px rgba(0,0,0,0.08);
}

.contact-info h3 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.contact-item {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
}

.contact-form {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 8px 30px rgba(0,0,0,0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid #eee;
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: #f8f9fa;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--primary-color);
    background: var(--white);
    outline: none;
    box-shadow: 0 0 0 3px rgba(0,102,204,0.1);
}

.btn-submit {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    padding: 1rem 2rem;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
    font-weight: 600;
    position: relative;
    overflow: hidden;
}

.btn-submit::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, rgba(255,255,255,0), rgba(255,255,255,0.2), rgba(255,255,255,0));
    transform: translateX(-100%);
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,102,204,0.3);
}

.btn-submit:hover::before {
    animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
    100% {
        transform: translateX(100%);
    }
}

/* 联系信息样式 */
.contact-info {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 8px 30px rgba(0,0,0,0.08);
}

.contact-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 1.5rem;
    padding: 1rem;
    background: #f8f9fa;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.contact-item:hover {
    background: var(--white);
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
    transform: translateX(5px);
}

.contact-item span {
    color: var(--primary-color);
    font-weight: 600;
    min-width: 100px;
}

/* 关于页面内容样式 */
.about-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem;
    background: var(--white);
    border-radius: 15px;
    box-shadow: 0 8px 30px rgba(0,0,0,0.08);
    position: relative;
    overflow: hidden;
}

.about-content p {
    margin-bottom: 1.5rem;
    line-height: 1.8;
    color: #444;
    position: relative;
    padding-left: 1rem;
}

.about-content p::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.5rem;
    height: 1rem;
    width: 3px;
    background: var(--primary-color);
    border-radius: 3px;
}

/* 响应式调整优化 */
@media (max-width: 768px) {
    .page-header {
        padding: 6rem 1rem 4rem;
    }
    
    .page-header h1 {
        font-size: 2.5rem;
    }
    
    .section {
        padding: 4rem 0;
    }
    
    .contact-grid {
        gap: 2rem;
    }
    
    .service-card {
        padding: 2rem;
    }
    
    .contact-form,
    .contact-info {
        padding: 2rem;
    }
}

/* 联系信息网格布局 */
.contact-grid-special {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-bottom: 2rem;
}

/* 特殊联系项样式 */
.contact-item-special {
    background: linear-gradient(135deg, rgba(var(--primary-color-rgb), 0.05), rgba(var(--secondary-color-rgb), 0.05));
    border: 1px solid rgba(var(--primary-color-rgb), 0.1);
    padding: 2rem;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.contact-item-special:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.contact-item-special .contact-icon {
    width: 56px;
    height: 56px;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 16px;
    box-shadow: 0 8px 20px rgba(var(--primary-color-rgb), 0.2);
}

.contact-item-special .contact-text h4 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.contact-link {
    display: inline-block;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    transition: all 0.3s ease;
}

.contact-link:hover {
    color: var(--secondary-color);
    transform: translateX(5px);
}

.contact-desc {
    color: #666;
    font-size: 0.9rem;
    margin-top: 0.5rem;
}

/* 二维码样式优化 */
.qr-code {
    margin: 1rem 0;
}

.qr-placeholder {
    width: 140px;
    height: 140px;
    background: linear-gradient(135deg, #fff, #f8f9fa);
    border-radius: 12px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border: 2px dashed rgba(var(--primary-color-rgb), 0.2);
    transition: all 0.3s ease;
}

.qr-placeholder:hover {
    transform: scale(1.05);
    border-color: var(--primary-color);
    box-shadow: 0 8px 20px rgba(0,0,0,0.1);
}

.qr-icon {
    width: 40px;
    height: 40px;
    margin-bottom: 1rem;
}

.qr-icon svg {
    width: 100%;
    height: 100%;
    stroke: var(--primary-color);
}

.qr-placeholder span {
    color: #666;
    font-size: 0.9rem;
}

/* 常规联系项布局 */
.contact-regular {
    display: grid;
    gap: 1.5rem;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .contact-grid-special {
        display: grid;
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .contact-item-special {
        padding: 1.5rem;
        background: var(--light-gray);
        border-radius: 10px;
    }

    .qr-placeholder {
        width: 120px;
        height: 120px;
    }

    .qr-icon {
        width: 32px;
        height: 32px;
    }
}

/* 通用部分宽度控制 */
.section-content-wrapper {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* 关于我们样式 */
.about-content {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* 产品服务样式 */
.product-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* 联系我们样式 */
.contact-container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 1rem;
}

@media (max-width: 768px) {
    .section-content-wrapper,
    .about-content,
    .product-grid,
    .contact-container {
        padding: 0 1rem;
    }
}

/* 自定义滚动条样式 */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: rgba(241, 241, 241, 0.6);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(to bottom, 
        rgba(var(--primary-color-rgb), 0.6),
        rgba(var(--secondary-color-rgb), 0.6));
    border-radius: 5px;
    transition: all 0.3s ease;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(var(--primary-color-rgb), 0.8);
}

/* Firefox滚动条样式 */
* {
    scrollbar-width: thin;
    scrollbar-color: rgba(var(--primary-color-rgb), 0.6) rgba(241, 241, 241, 0.6);
}

/* Edge和IE滚动条样式 */
*::-ms-scrollbar {
    width: 10px;
}

*::-ms-scrollbar-track {
    background: rgba(241, 241, 241, 0.6);
}

*::-ms-scrollbar-thumb {
    background: rgba(var(--primary-color-rgb), 0.6);
    border-radius: 5px;
}

@media (max-width: 768px) {
    ::-webkit-scrollbar {
        width: 6px;
        height: 6px;
    }
}

.contact-link {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 500;
    transition: color 0.3s ease;
}

.contact-link:hover {
    color: var(--secondary-color);
}

.contact-desc {
    color: #666;
    font-size: 0.9rem;
    margin-top: 0.3rem;
}

@media (max-width: 768px) {
    .contact-grid-special {
        display: grid;
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .contact-item-special {
        padding: 1.5rem;
        background: var(--light-gray);
        border-radius: 10px;
    }

    .contact-link {
        font-size: 1rem;
    }
}