/* 基础样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    color: #333;
    line-height: 1.6;
    background-color: #f8f9fa;
}

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

/* 导航栏样式 */
.pcb-nav {
    background-color: rgba(255, 255, 255, 0.95);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
}

.pcb-nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.pcb-nav-logo {
    font-size: 24px;
    font-weight: 700;
    color: #1a56db;
    text-decoration: none;
}

.pcb-nav-logo span {
    color: #2ecc71;
}

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

.pcb-nav-links li {
    margin-left: 30px;
}

.pcb-nav-links a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s;
}

.pcb-nav-links a:hover {
    color: #1a56db;
}

.pcb-nav-cta {
    background-color: #1a56db;
    color: white;
    padding: 10px 20px;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 500;
    transition: background-color 0.3s;
}

.pcb-nav-cta:hover {
    background-color: #1543b3;
}

/* Banner样式 */
.pcb-banner {
    background: linear-gradient(rgba(26, 86, 219, 0.85), rgba(14, 46, 122, 0.85)), url('/wp-content/uploads/2025/12/pcb-banner.jpg?ixlib=rb-4.0.3&auto=format&fit=crop&w=1600&q=80');
    background-size: cover;
    background-position: center;
    color: white;
    padding: 150px 0;
    text-align: center;
    position: relative;
}

.pcb-banner-content {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.pcb-banner h1 {
    font-size: 48px;
    margin-bottom: 20px;
    color:white;
    font-weight: 700;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.pcb-banner p {
    font-size: 20px;
    margin-bottom: 30px;
    opacity: 0.9;
}

.pcb-banner-form {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 40px;
}

.pcb-banner-input {
    padding: 12px 15px;
    border: none;
    border-radius: 4px;
    width: 300px;
    font-size: 16px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.pcb-banner-btn {
    background-color: #2ecc71;
    color: white;
    border: none;
    padding: 12px 25px;
    border-radius: 4px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.pcb-banner-btn:hover {
    background-color: #27ae60;
}

/* 服务模块样式 */
.pcb-services {
    padding: 100px 0;
    background-color: #fff;
    position: relative;
    overflow: hidden;
}

.pcb-services::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" preserveAspectRatio="none"><path d="M0,0 L100,0 L100,100 Z" fill="rgba(248,249,250,0.8)"/></svg>');
    background-size: cover;
    z-index: 0;
}

.pcb-section-title {
    text-align: center;
    margin-bottom: 60px;
    position: relative;
    z-index: 1;
}

.pcb-section-title h2 {
    font-size: 36px;
    color: #1a1a1a;
    margin-bottom: 15px;
}

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

.pcb-services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    position: relative;
    z-index: 1;
}

.pcb-service-card {
    background-color: #fff;
    padding: 30px;
    border-radius: 8px;
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    position: relative;
    overflow: hidden;
}

.pcb-service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(to right, #1a56db, #2ecc71);
}

.pcb-service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.pcb-service-icon {
    font-size: 40px;
    color: #1a56db;
    margin-bottom: 20px;
    background: rgba(26, 86, 219, 0.1);
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    margin: 0 auto 20px;
}

.pcb-service-card h3 {
    font-size: 22px;
    margin-bottom: 15px;
}

.pcb-service-card p {
    color: #666;
    margin-bottom: 20px;
}

.pcb-service-link {
    color: #1a56db;
    text-decoration: none;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
}

.pcb-service-link i {
    margin-left: 5px;
    transition: transform 0.3s;
}

.pcb-service-link:hover i {
    transform: translateX(5px);
}

/* 优势模块样式 - 优化文字可读性 */
.pcb-advantages {
    padding: 100px 0;
    background: linear-gradient(135deg, #0a192f 0%, #172a45 100%);
    color: white;
    position: relative;
}

.pcb-advantages::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" preserveAspectRatio="none"><path d="M0,0 L100,0 L100,100 Z" fill="rgba(255,255,255,0.05)"/></svg>');
    background-size: cover;
    z-index: 0;
}

.pcb-advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    position: relative;
    z-index: 1;
}

.pcb-advantage-item {
    text-align: center;
    background: rgba(255, 255, 255, 0.05);
    padding: 30px 20px;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.pcb-advantage-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

.pcb-advantage-number {
    font-size: 48px;
    font-weight: 700;
    color: #2ecc71;
    margin-bottom: 15px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.pcb-advantage-item h3 {
    font-size: 20px;
    margin-bottom: 15px;
    color: #ffffff;
    font-weight: 600;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.pcb-advantage-item p {
    color: #e0e0e0;
    font-weight: 500;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

/* 团队模块样式 */
.pcb-team {
    padding: 100px 0;
    background-color: #fff;
    position: relative;
    overflow: hidden;
}

.pcb-team::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 40%;
    height: 100%;
    background: linear-gradient(135deg, rgba(26, 86, 219, 0.05) 0%, rgba(46, 204, 113, 0.05) 100%);
    z-index: 0;
}

.pcb-team-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.pcb-team-text h2 {
    font-size: 36px;
    margin-bottom: 20px;
    color: #1a1a1a;
}

.pcb-team-text p {
    color: #666;
    margin-bottom: 30px;
}

.pcb-team-video {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
    height: 400px;
}

.pcb-team-video iframe {
    width: 100%;
    height: 100%;
    border: none;
}

.pcb-play-btn {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 70px;
    height: 70px;
    background-color: rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.pcb-play-btn:hover {
    background-color: white;
    transform: translate(-50%, -50%) scale(1.1);
}

.pcb-play-btn i {
    color: #1a56db;
    font-size: 24px;
    margin-left: 5px;
}

/* 为什么选择我们模块样式 - 优化文字可读性 */
.pcb-why-choose {
    padding: 100px 0;
    background: linear-gradient(rgba(10, 25, 47, 0.9), rgba(23, 42, 69, 0.9)), url('https://images.unsplash.com/photo-1581094794329-c8112a89af12?ixlib=rb-4.0.3&auto=format&fit=crop&w=1600&q=80');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    color: white;
}

.pcb-why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.pcb-why-card {
    background-color: rgba(255, 255, 255, 0.1);
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.pcb-why-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(to right, #1a56db, #2ecc71);
}

.pcb-why-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.12);
}

.pcb-why-icon {
    font-size: 24px;
    color: #2ecc71;
    margin-bottom: 20px;
    background: rgba(46, 204, 113, 0.1);
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.pcb-why-card h3 {
    font-size: 20px;
    margin-bottom: 15px;
    color: #ffffff;
    font-weight: 600;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.pcb-why-card p {
    color: #e0e0e0;
    font-weight: 500;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

/* 产品模块样式 */
.pcb-products {
    padding: 100px 0;
    background-color: #fff;
    position: relative;
}

.pcb-products::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 30%;
    background: linear-gradient(135deg, rgba(26, 86, 219, 0.05) 0%, rgba(46, 204, 113, 0.05) 100%);
    z-index: 0;
}

.pcb-products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    position: relative;
    z-index: 1;
}

.pcb-product-card {
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s;
    background: white;
}

.pcb-product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.12);
}

.pcb-product-img {
    height: 200px;
    background-color: #f0f0f0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #999;
    overflow: hidden;
}

.pcb-product-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}

.pcb-product-card:hover .pcb-product-img img {
    transform: scale(1.1);
}

.pcb-product-content {
    padding: 20px;
    background-color: white;
}

.pcb-product-content h3 {
    font-size: 18px;
    margin-bottom: 10px;
}

.pcb-product-content p {
    color: #666;
    font-size: 14px;
    margin-bottom: 15px;
}

.pcb-product-link {
    color: #1a56db;
    text-decoration: none;
    font-weight: 500;
    font-size: 14px;
    display: inline-flex;
    align-items: center;
}

.pcb-product-link i {
    margin-left: 5px;
    transition: transform 0.3s;
}

.pcb-product-link:hover i {
    transform: translateX(5px);
}

/* 工厂模块样式 - 优化文字可读性 */
.pcb-factory {
    padding: 100px 0;
    background: linear-gradient(rgba(10, 25, 47, 0.9), rgba(23, 42, 69, 0.9)), url('https://images.unsplash.com/photo-1581094794358-0ee46172daf0?ixlib=rb-4.0.3&auto=format&fit=crop&w=1600&q=80');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    color: white;
}

.pcb-factory-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.pcb-factory-text h2 {
    font-size: 36px;
    margin-bottom: 20px;
    color: #ffffff;
    font-weight: 700;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.pcb-factory-text p {
    color: #e0e0e0;
    margin-bottom: 30px;
    font-weight: 500;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.pcb-factory-btn {
    background-color: #2ecc71;
    color: white;
    border: none;
    padding: 12px 25px;
    border-radius: 4px;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.3s;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.pcb-factory-btn:hover {
    color: white;
    background-color: #27ae60;
}

.pcb-factory-slider {
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
    position: relative;
    height: 400px;
}

.pcb-factory-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    background-size: cover;
    background-position: center;
}

.pcb-factory-slide.active {
    opacity: 1;
}

.pcb-slider-dots {
    position: absolute;
    bottom: 20px;
    left: 0;
    right: 0;
    display: flex;
    justify-content: center;
    gap: 10px;
}

.pcb-slider-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: background-color 0.3s;
}

.pcb-slider-dot.active {
    background-color: white;
}

/* 合作流程模块样式 */
.pcb-process {
    padding: 100px 0;
    background-color: #fff;
    position: relative;
    overflow: hidden;
}

.pcb-process::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" preserveAspectRatio="none"><path d="M0,0 L100,0 L100,100 Z" fill="rgba(248,249,250,0.8)"/></svg>');
    background-size: cover;
    z-index: 0;
}

.pcb-process-steps {
    display: flex;
    justify-content: space-between;
    position: relative;
    margin-top: 50px;
}

.pcb-process-steps::before {
    content: '';
    position: absolute;
    top: 40px;
    left: 0;
    right: 0;
    height: 2px;
    background-color: #e0e0e0;
    z-index: 1;
}

.pcb-process-step {
    text-align: center;
    position: relative;
    z-index: 2;
    flex: 1;
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s;
}

.pcb-process-step:hover {
    transform: translateY(-5px);
}

.pcb-step-number {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #1a56db, #2ecc71);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
    margin: 0 auto 20px;
    box-shadow: 0 5px 15px rgba(26, 86, 219, 0.3);
}

.pcb-process-step h3 {
    font-size: 18px;
    margin-bottom: 10px;
}

.pcb-process-step p {
    color: #666;
    font-size: 14px;
}

/* 证书模块样式 - 优化文字可读性 */
.pcb-certificates {
    padding: 100px 0;
    background: linear-gradient(135deg, #0a192f 0%, #172a45 100%);
    color: white;
}

.pcb-certificates-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
}

.pcb-certificate-item {
    background-color: rgba(255, 255, 255, 0.05);
    padding: 30px;
    border-radius: 8px;
    text-align: center;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.pcb-certificate-item:hover {
    transform: translateY(-5px);
}

.pcb-certificate-img {
    height: 100px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.pcb-certificate-img img {
    max-width: 100%;
    max-height: 100%;
}

.pcb-certificate-item h3 {
    font-size: 18px;
    color: #ffffff;
    font-weight: 600;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

/* 博客模块样式 */
.pcb-blog {
    padding: 100px 0;
    background-color: #fff;
    position: relative;
}

.pcb-blog::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 40%;
    height: 100%;
    background: linear-gradient(135deg, rgba(26, 86, 219, 0.05) 0%, rgba(46, 204, 113, 0.05) 100%);
    z-index: 0;
}

.pcb-blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    position: relative;
    z-index: 1;
}

.pcb-blog-card {
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s;
    background: white;
}

.pcb-blog-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.12);
}

.pcb-blog-img {
    height: 200px;
    background-color: #f0f0f0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #999;
    overflow: hidden;
}

.pcb-blog-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}

.pcb-blog-card:hover .pcb-blog-img img {
    transform: scale(1.1);
}

.pcb-blog-content {
    padding: 20px;
}

.pcb-blog-date {
    color: #999;
    font-size: 14px;
    margin-bottom: 10px;
}

.pcb-blog-content h3 {
    font-size: 18px;
    margin-bottom: 10px;
}

.pcb-blog-content p {
    color: #666;
    font-size: 14px;
    margin-bottom: 15px;
}

.pcb-blog-link {
    color: #1a56db;
    text-decoration: none;
    font-weight: 500;
    font-size: 14px;
    display: inline-flex;
    align-items: center;
}

.pcb-blog-link i {
    margin-left: 5px;
    transition: transform 0.3s;
}

.pcb-blog-link:hover i {
    transform: translateX(5px);
}

/* Footer样式 */
.pcb-footer {
    background: linear-gradient(135deg, #0a192f 0%, #172a45 100%);
    color: white;
    padding: 80px 0 30px;
    position: relative;
}

.pcb-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(to right, #1a56db, #2ecc71);
}

.pcb-footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 50px;
}

.pcb-footer-col h3 {
    font-size: 20px;
    margin-bottom: 20px;
    color: #fff;
}

.pcb-footer-links {
    list-style: none;
}

.pcb-footer-links li {
    margin-bottom: 10px;
    display: flex;
    align-items: center;
}

.pcb-footer-links i {
    margin-right: 10px;
    color: #2ecc71;
}

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

.pcb-footer-links a:hover {
    color: #2ecc71;
}

.pcb-footer-form input,
.pcb-footer-form textarea {
    width: 100%;
    padding: 12px 15px;
    margin-bottom: 15px;
    border: none;
    border-radius: 4px;
    background-color: rgba(255, 255, 255, 0.1);
    color: white;
}

.pcb-footer-form textarea {
    height: 120px;
    resize: vertical;
}

.pcb-footer-btn {
    background-color: #2ecc71;
    color: white;
    border: none;
    padding: 12px 25px;
    border-radius: 4px;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.3s;
}

.pcb-footer-btn:hover {
    background-color: #27ae60;
}

.pcb-footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #999;
    font-size: 14px;
}

/* 响应式设计 */
@media (max-width: 992px) {
    .pcb-nav-links {
        display: none;
    }
    
    .pcb-banner h1 {
        font-size: 36px;
    }
    
    .pcb-banner-form {
        flex-direction: column;
        align-items: center;
    }
    
    .pcb-banner-input {
        width: 100%;
        max-width: 400px;
        margin-bottom: 10px;
    }
    
    .pcb-team-content,
    .pcb-factory-content {
        grid-template-columns: 1fr;
    }
    
    .pcb-process-steps {
        flex-direction: column;
        gap: 40px;
    }
    
    .pcb-process-steps::before {
        display: none;
    }
}


        /* 聊天窗口容器 */
        .chat-widget {
            position: fixed;
            bottom: 30px;
            right: 30px;
            z-index: 1000;
        }

        /* 主按钮 */
        .chat-button {
            width: 70px;
            height: 70px;
            background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            box-shadow: 0 10px 25px rgba(37, 211, 102, 0.3);
            transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
            position: relative;
            border: none;
            color: white;
        }

        .chat-button:hover {
            transform: scale(1.1);
            box-shadow: 0 15px 35px rgba(37, 211, 102, 0.4);
        }

        .chat-button i {
            font-size: 28px;
            transition: transform 0.3s ease;
        }

        .chat-button.active i {
            transform: rotate(45deg);
        }

        /* 选项容器 */
        .chat-options {
            position: absolute;
            bottom: 85px;
            right: 0;
            opacity: 0;
            visibility: hidden;
            transform: translateY(20px);
            transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
        }

        .chat-options.active {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }

        /* 选项按钮 */
        .option {
            display: flex;
            align-items: center;
            justify-content: flex-start;
            width: 220px;
            padding: 15px 20px;
            margin-bottom: 15px;
            background: white;
            border-radius: 15px;
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
            cursor: pointer;
            transform: translateX(50px);
            opacity: 0;
            transition: all 0.3s ease;
            text-decoration: none;
            color: #333;
            position: relative;
            overflow: hidden;
        }

        .option::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 5px;
            height: 100%;
            transition: width 0.3s ease;
        }

        .option.whatsapp::before {
            background: linear-gradient(to bottom, #25D366, #128C7E);
        }

        .option.email::before {
            background: linear-gradient(to bottom, #EA4335, #D14836);
        }

        .option:hover {
            transform: translateX(0);
            box-shadow: 0 12px 30px rgba(0, 0, 0, 0.15);
        }

        .option:hover::before {
            width: 100%;
            opacity: 0.1;
        }

        .chat-options.active .option {
            transform: translateX(0);
            opacity: 1;
        }

        .chat-options.active .option:nth-child(1) {
            transition-delay: 0.1s;
        }

        .chat-options.active .option:nth-child(2) {
            transition-delay: 0.2s;
        }

        /* 图标容器 */
        .option-icon {
            width: 50px;
            height: 50px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-right: 15px;
            flex-shrink: 0;
            z-index: 1;
        }

        .option.whatsapp .option-icon {
            background: linear-gradient(135deg, #25D366, #128C7E);
            color: white;
        }

        .option.email .option-icon {
            background: linear-gradient(135deg, #EA4335, #D14836);
            color: white;
        }

        .option-icon i {
            font-size: 24px;
        }

        /* 文本内容 */
        .option-content {
            z-index: 1;
        }

        .option-title {
            font-weight: 600;
            font-size: 16px;
            margin-bottom: 4px;
            color: #2c3e50;
        }

        /* 响应式设计 */
        @media (max-width: 768px) {
            .chat-widget {
                bottom: 20px;
                right: 20px;
            }
            
            .chat-button {
                width: 60px;
                height: 60px;
            }
            
            .chat-button i {
                font-size: 24px;
            }
            
            .option {
                width: 200px;
                padding: 12px 15px;
            }
            
            .option-icon {
                width: 45px;
                height: 45px;
            }
            
            .option-icon i {
                font-size: 20px;
            }
            
            .option-title {
                font-size: 15px;
            }
        }

        @media (max-width: 480px) {
            .chat-widget {
                bottom: 15px;
                right: 15px;
            }
            
            .chat-button {
                width: 55px;
                height: 55px;
            }
            
            .option {
                width: 180px;
            }
        }