body {
    font-family: "Helvetica Neue", sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f8f9fa;
    color: #333;
}

/* 头部导航样式 */
header.carousel {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    position: relative;
    z-index: 1000;
}
.navbar {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 5px 20px;
    position: relative;
}
.navbar-head h1 img {
    max-height: 50px;
    display: block;
}
/* 菜单 - PC 横排 */
.nav-menu {
    list-style: none;
    display: flex;
    margin: 0;
    padding-left: 0;
}
.nav-menu li {
    margin-left: 25px;
}
.nav-menu li:first-child {
    margin-left: 40px;
}
.nav-menu li a {
    color: #2c3e50;
    text-decoration: none;
    font-weight: 600;
    padding: 8px 12px;
    display: inline-block;
    text-shadow: 0 1px 2px rgba(255, 255, 255, 0.8);
    transition: all 0.3s ease;
    border-radius: 4px;
}
.nav-menu li.current a {
    color: #007BFF;
    font-weight: 700;
    background-color: rgba(0, 123, 255, 0.1);
    text-shadow: 0 1px 3px rgba(0, 123, 255, 0.3);
}

.nav-menu li a:hover {
    color: #007BFF;
    background-color: rgba(0, 123, 255, 0.08);
    text-shadow: 0 1px 3px rgba(0, 123, 255, 0.2);
    transform: translateY(-1px);
}

.nav-actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    margin-left: auto;
}

/* 桌面端联系方式和操作按钮样式 */
.whatsapp-link {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-left: auto;
}

/* 消除main-top容器的默认间距 */
.main-top {
    margin: 0;
    padding: 0;
    position: relative;
    width: 100%;
}

.whatsapp-link a {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #2c3e50;
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    padding: 8px 12px;
    border-radius: 4px;
    transition: all 0.3s ease;
    white-space: nowrap;
    text-shadow: 0 1px 2px rgba(255, 255, 255, 0.8);
}

.whatsapp-link a:hover {
    background-color: rgba(0, 123, 255, 0.08);
    color: #007BFF;
    text-shadow: 0 1px 3px rgba(0, 123, 255, 0.2);
    transform: translateY(-1px);
}

.whatsapp-link img {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.whatsapp-link span {
    font-size: 14px;
    line-height: 1.2;
}

.quote-btn {
    display: inline-block;
    /*background-color: #0d6efd;*/
    background-color: #FF9800;
    color: #fff!important;
    font-weight: 700;
    padding: 10px 24px;
    border-radius: 2px;
    text-decoration: none;
    box-shadow: 0 4px 8px rgba(30, 58, 138, 0.3);
    transition: background-color 0.3s ease, box-shadow 0.3s ease, transform 0.15s ease;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    user-select: none;
}

.quote-btn:hover {
    background-color: #16306b;
    box-shadow: 0 6px 14px rgba(22, 48, 107, 0.5);
    transform: translateY(-2px);
}

.quote-btn:active {
    transform: translateY(0);
    box-shadow: 0 3px 7px rgba(22, 48, 107, 0.4);
}


/* 汉堡菜单按钮 - 默认隐藏 */
.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    width: 25px;
    height: 20px;
    justify-content: space-between;
}
.nav-toggle span {
    display: block;
    height: 3px;
    background-color: #333;
    border-radius: 2px;
}



.main-content{
    padding-top: 80px;
}





/**废旧太阳能板危害**/

.danger-item {
    display: flex;
    align-items: center;
    margin-bottom: 10px;
}

.danger-icon {
    width: 24px;
    height: 24px;
    margin-right: 10px;
    flex-shrink: 0;
}

.danger-item p {
    margin: 0;
    font-size: 16px;
    line-height: 1.4;
}

/**废旧太阳能板危害**/


/**工作原理**/
.solutions {
    margin-top: 60px;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    text-align: center;
    gap: 50px;
}

.solution-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    max-width: 150px;
    text-align: center;
}

.step-icon {
    width: 100px;
    height: 100px;
    background-color: #0c3696;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.step-icon img,
.arrow-icon img {
    width: 40px;
    height: 40px;
}

.solution-step p {
    margin-top: 10px;
    font-size: 0.95rem;
    color: #0c3696;
    font-weight: 500;
}

.arrow-icon {
    display: flex;
    align-items: center;
    justify-content: center;
}

.arrow-icon img {
    width: 30px;
    height: auto;
}

footer {
    background: #343a40;
    color: white;
    text-align: center;
    padding: 20px;
}

.contact {
    background: linear-gradient(90deg, rgba(59, 0, 0, 1) 0%, rgba(0, 0, 30, 1) 50%, rgba(8, 91, 99, 1) 100%)
}

.contact-form {
    background: #fff;
    padding: 40px;
    border-radius: 4px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    max-width: 700px;
    margin: 0 auto;
}

.contact-form input, .contact-form textarea {
    width: 100%;
    padding: 12px;
    margin-bottom: 20px;
    border: 1px solid #ccc;
    border-radius: 2px;
}

/* 首页联系表单的WhatsApp输入框样式 */
.contact-form .whatsapp-input-container {
    display: flex;
    gap: 0;
    width: 100%;
    margin-bottom: 20px;
}

.contact-form .country-code-select {
    flex: 0 0 120px;
    padding: 12px 8px;
    border: 1px solid #ccc;
    border-right: none;
    border-radius: 6px 0 0 6px;
    font-size: 14px;
    background-color: #f8f9fa;
    box-sizing: border-box;
    cursor: pointer;
    margin-bottom: 0;
}

.contact-form .whatsapp-number-input {
    flex: 1;
    padding: 12px;
    border: 1px solid #ccc;
    border-radius: 0 6px 6px 0;
    font-size: 14px;
    box-sizing: border-box;
    margin-bottom: 0;
}

.contact-form .country-code-select:focus,
.contact-form .whatsapp-number-input:focus {
    outline: none;
    border-color: #FF9800;
    box-shadow: 0 0 0 2px rgba(255, 152, 0, 0.2);
}

.contact-form button {
    /*background: #0d6efd;*/
    background: #FF9800;
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 6px;
    cursor: pointer;
}

.contact-form button:hover {
    background: #084298;
}

#fh5co-header {
    position: fixed;
    left: 0;
    width: 100%;
    z-index: 999;
    background: transparent;
    transition: all 0.3s ease;
    color: white;
    /*background: linear-gradient(to bottom, rgba(0, 0, 0, 0.2), rgba(0,0,0,0));*/
}

#fh5co-header a {
    color: #000;
    transition: color 0.3s ease;
    font-size: 1.0rem;
}

#fh5co-header.scrolled {
    background: white;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    color: black;
    top: 0;
}

#fh5co-header.scrolled a {
    color: black;
}

#fh5co-hero {
    position: relative;
    overflow: hidden;
}

.flexslider ul li {
    position: relative;
}

.banner-caption {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 10;
    text-align: center;
    pointer-events: none;
}

.caption-box {
    background: rgba(0, 0, 0, 0.5);
    color: #fff;
    padding: 20px 30px;
    border-radius: 3px;
    font-size: 2rem;
    font-weight: bold;
    max-width: 90vw;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
    opacity: 0;
    transform: translateY(20px);
    transition: all 1s ease;
}

.caption-box.fade-in,
.banner-text.fade-in {
    opacity: 1;
    transform: translateY(0);
}


/**联系我们表单**/

.about-contact-section {
    padding: 60px 20px;
    background-color: #f9f9f9;
}

.about-contact-container {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    align-items: flex-start;
}

.about-contact-info {
    flex: 1 1 100%;
    text-align: center;
}

.about-contact-title {
    font-size: 32px;
    font-weight: bold;
    margin-bottom: 10px;
    color: #2c3e50;
}

.about-contact-subtext {
    font-size: 16px;
    color: #666;
    margin-bottom: 30px;
}

.about-contact-form {
    flex: 1 1 100%;
}

.about-contact-form form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.about-contact-form .form-group input,
.about-contact-form .form-group textarea {
    width: 100%;
    padding: 14px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 16px;
    box-sizing: border-box;
}

/* WhatsApp输入框容器样式 */
.whatsapp-input-container {
    display: flex;
    gap: 0;
    width: 100%;
}

.country-code-select {
    flex: 0 0 120px;
    padding: 14px 8px;
    border: 1px solid #ddd;
    border-right: none;
    border-radius: 8px 0 0 8px;
    font-size: 16px;
    background-color: #f8f9fa;
    box-sizing: border-box;
    cursor: pointer;
}

.whatsapp-number-input {
    flex: 1;
    padding: 14px;
    border: 1px solid #ddd;
    border-radius: 0 8px 8px 0;
    font-size: 16px;
    box-sizing: border-box;
}

.country-code-select:focus,
.whatsapp-number-input:focus {
    outline: none;
    border-color: #27ae60;
    box-shadow: 0 0 0 2px rgba(39, 174, 96, 0.2);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .whatsapp-input-container {
        flex-direction: column;
        gap: 10px;
    }
    
    .country-code-select {
        flex: none;
        width: 100%;
        border-radius: 8px;
        border-right: 1px solid #ddd;
    }
    
    .whatsapp-number-input {
        border-radius: 8px;
    }
    
    .contact-form .whatsapp-input-container {
        flex-direction: column;
        gap: 10px;
        margin-bottom: 10px;
    }
    
    .contact-form .country-code-select {
        flex: none;
        width: 100%;
        border-radius: 6px;
        border-right: 1px solid #ccc;
        margin-bottom: 10px;
    }
    
    .contact-form .whatsapp-number-input {
        border-radius: 6px;
        margin-bottom: 0;
    }
}

.about-contact-form .form-group textarea {
    resize: vertical;
}

.submit-btn {
    background-color: #27ae60;
    color: #fff;
    border: none;
    padding: 14px;
    font-size: 16px;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.submit-btn:hover {
    background-color: #219150;
}

/**Recycling Value 回收价值**/


.recycle-section {
    padding: 2rem;
    background: #f9fafb;
    font-family: Segoe UI, sans-serif;
    color: #1e293b;
    max-width: 1400px;
    margin: auto;
}

.section-title {
    text-align: center;
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
}

.content {
    display: flex;
    gap: 2rem;
    align-items: stretch;
    flex-wrap: wrap;
}

.left,
.right {
    flex: 1 1 400px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    background: #fff;
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.left canvas {
    max-width: 100%;
    height: auto;
}

.revenue-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
}

.revenue-table th,
.revenue-table td {
    padding: 0.6rem;
    border: 1px solid #ccc;
    text-align: left;
}

.revenue-table th {
    background: #f1f5f9;
}

.note {
    font-size: 0.85rem;
    color: #64748b;
    margin-top: 1rem;
    text-align: center;
}

/**Recycling Value 回收价值**/


/* Why Choose Us Section */
.why-choose-section {
    background-color: #ffffff;
    padding: 20px 20px;
    text-align: center;
    margin-bottom: 40px;
}

.section-title {
    font-size: 36px;
    color: #003366;
    margin-bottom: 40px;
}



.about-wrapper {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 40px;
    max-width: 1400px;
    margin: 0 auto 60px;
}

.about-image img {
    max-width: 100%;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.about-text {
    flex: 1;
    min-width: 300px;
    padding: 20px;
}

.about-text h2 {
    color: #444;
    font-size: 2rem;
    margin-bottom: 15px;
}

.about-text h3 {
    font-size: 24px;
    color: #333;
    margin: 20px 0 10px;
}

.about-text p {
    font-size: 1rem;
    color: #444;
    line-height: 1.8;
    margin-bottom: 15px;
}


/**Core Equipment Section **/

.core-equipment h3 {
    text-align: center;
    font-size: 24px;
    margin-bottom: 20px;
}



.contact-us-section {
    /*background-color: #0c3696;*/
    background: linear-gradient(to right, #0f4c1e, #1e7a31);
    padding: 60px 20px;
    text-align: center;
    margin-top: 40px;
    border-radius: 12px;
}

.contact-us-container {
    max-width: 800px;
    margin: 0 auto;
}

.contact-title {
    font-size: 28px;
    font-weight: bold;
    margin-bottom: 16px;
    color: #fff;
}

.contact-description {
    font-size: 16px;
    color: #fff;
    margin-bottom: 24px;
}


.contact-button {
    display: inline-block;
    /*background-color: #007BFF;*/
    background-color: #FF9800;
    color: #fff;
    padding: 14px 32px;
    border-radius: 8px;
    text-decoration: none;
    font-size: 18px;
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(0, 123, 255, 0.4);
    transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

.contact-button:hover {
    background-color: #0069d9;
    box-shadow: 0 6px 18px rgba(0, 123, 255, 0.5);
    transform: translateY(-2px);
}





.equipment-grid {
    /*display: grid;*/
    /*grid-template-columns: repeat(2, 1fr);*/
    display: flex;
    gap: 10px;
    max-width: 1400px;
    margin: 40px auto;
}

.equipment-item {
    background: #fff;
    border-radius: 4px;
    padding: 20px;
    box-shadow: 0 4px 16px rgba(0,0,0,0.1);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.equipment-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.equipment-item img {
    max-width: 100%;
    border-radius: 6px;
    /*margin-bottom: 10px;*/
    transition: transform 0.3s ease;
}

.equipment-item img:hover {
    transform: scale(1.1);
}

.equipment-item h4 {
    font-size: 1.0rem;
    margin-bottom: 6px;
}


.whatsapp-button {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 10px;
    padding: 8px 14px;
    background-color: #FFFFFF; /* 蓝色主色 */
    color: #000;
    border-radius: 4px;
    text-decoration: none;
    font-weight: bold;
    font-size: 14px;
    transition: background-color 0.3s ease;

    border: 1px solid  #0056b3;
}

.whatsapp-button:hover {
    background-color: #0056b3; /* 深一点的蓝色 */
}

.whatsapp-icon {
    width: 18px;
    height: 18px;
}



.about-image-overlay {
    position: relative;
    width: 100%;
    max-width: 1400px; /* 可根据需要调整宽度 */
    margin: auto;
}

.about-image-overlay img {
    width: 100%;
    border-radius: 8px;
    display: block;
}

.overlay-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    background: rgba(0, 0, 0, 0.2); /* 半透明背景 */
    padding: 20px;
    border-radius: 8px;
    max-width: 90%;
    text-align: center;
    font-size: 1rem;
    line-height: 1.6;
}


.contact-section.simple-bg {
    background: url('/static/images/form_blackground.png') center/cover no-repeat;
    padding: 60px 20px;
    color: #fff;
}

.contact-container {
    max-width: 900px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.35); /* 简约背景框 */
    padding: 30px;
    border-radius: 8px;
    color: #333;
}

.contact-title-form {
    font-size: 28px;
    margin-bottom: 10px;
    color: #000;
}

.contact-subtext {
    font-size: 16px;
    margin-bottom: 30px;
}

.form-group {
    margin-bottom: 15px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 2px;
    font-size: 14px;
}


.submit-btn {
    background: #0c3696;
    color: white;
    padding: 14px 32px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(12, 54, 150, 0.3);
    transition: background 0.25s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.submit-btn:hover {
    background: #0056b3;
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0, 86, 179, 0.4);
}



.contact-section {
    background-color: #f9f9f9;
    padding: 60px 20px;
    text-align: center;
    font-family: 'Arial', sans-serif;
}

.contact-container {
    max-width: 960px;
    margin: 0 auto;
}

.contact-header .contact-logo {
    width: 120px;
    margin-bottom: 20px;
}

.contact-header h2 {
    font-size: 26px;
    margin-bottom: 10px;
    color: #0c3696;
}

.contact-header p {
    color: #555;
    margin-bottom: 30px;
}

.contact-buttons {
    margin-bottom: 30px;
}

.contact-btn {
    display: inline-block;
    margin: 10px 12px;
    padding: 12px 24px;
    background-color: #0c3696;
    color: #fff;
    border-radius: 6px;
    text-decoration: none;
    font-size: 16px;
    transition: background 0.3s;
}

.contact-btn i {
    margin-right: 8px;
}

.contact-btn:hover {
    background-color: #082b76;
}

.contact-details p {
    font-size: 15px;
    color: #333;
    margin: 8px 0;
}

.contact-details i {
    color: #0c3696;
    margin-right: 8px;
}


.category-divider {
    border: none;
    height: 8px;
    background-color: #0c3696;
    margin: 40px 0;
    /* opacity: 0.3; */
}

/* 整合的产品体验、回收价值、社会责任模块样式 */
.integrated-value-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #e8f5e8 0%, #2E7D32 50%, #1b5e20 100%);
}

.integrated-value-section .container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

.section-subtitle {
    text-align: center;
    font-size: 1.2rem;
    /*color: #666;*/
    margin-bottom: 50px;
    font-weight: 400;
}

.value-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.value-card {
    background: white;
    border-radius: 12px;
    padding: 20px 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid #e9ecef;
}

.value-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

.card-header {
    display: flex;
    flex-direction: column-reverse;
    align-items: center;
    text-align: center;
    margin-bottom: 15px;
}

.icon-wrapper {
    width: 300px;
    height: auto;
    margin-top: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    background: #f8f9fa;
}

.card-icon {
    width: 300px;
    height: auto;
    min-height: 168px;
    object-fit: contain;
}

.card-header h3 {
    font-size: 1.5rem;
    color: #0c3696;
    margin: 0 0 10px 0;
    font-weight: 600;
}

.card-content p {
    color: #555;
    line-height: 1.6;
    margin-bottom: 20px;
}

.feature-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.feature-list li {
    padding: 8px 0;
    color: #333;
    font-size: 0.95rem;
}

.value-highlights {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 5px;
}

.value-item {
    text-align: center;
    padding: 15px;
    background: #f8f9fa;
    border-radius: 8px;
}

.value-number {
    display: block;
    font-size: 1.8rem;
    font-weight: 700;
    color: #0c3696;
    margin-bottom: 5px;
}

.value-label {
    font-size: 0.85rem;
    color: #666;
    font-weight: 500;
}

.responsibility-items {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
}

.responsibility-item {
    display: flex;
    align-items: center;
    padding: 10px;
    background: #f8f9fa;
    border-radius: 8px;
}

.responsibility-item .danger-icon {
    width: 20px;
    height: 20px;
    margin-right: 10px;
    flex-shrink: 0;
}

.responsibility-item span {
    font-size: 0.9rem;
    color: #333;
}

.cta-section {
    text-align: center;
    padding: 40px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.cta-section h3 {
    font-size: 1.8rem;
    color: #0c3696;
    margin-bottom: 10px;
}

.cta-section p {
    color: #666;
    margin-bottom: 30px;
    font-size: 1.1rem;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.btn-primary, .btn-secondary {
    padding: 15px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    display: inline-block;
}

.btn-primary {
    background: #0c3696;
    color: white;
    border: 2px solid #0c3696;
}

.btn-primary:hover {
    background: #082b76;
    border-color: #082b76;
    transform: translateY(-2px);
}

.btn-secondary {
    background: transparent;
    color: #0c3696;
    border: 2px solid #0c3696;
}

.btn-secondary:hover {
    background: #0c3696;
    color: white;
    transform: translateY(-2px);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .value-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .value-highlights {
        /*grid-template-columns: 1fr;*/
    }
    
    .responsibility-items {
        grid-template-columns: 1fr;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn-primary, .btn-secondary {
        width: 100%;
        max-width: 250px;
    }
}

/* 简约底部栏样式 */
.simple-footer {
    background-color: #f8f9fa;
    border-top: 1px solid #e9ecef;
    padding: 30px 0;
    margin-top: 40px;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    text-align: center;
}

.footer-info {
    margin-bottom: 15px;
}

.footer-info p {
    font-size: 16px;
    color: #333;
    margin: 0;
}

.footer-info strong {
    color: #0c3696;
}

.footer-copyright {
    font-size: 14px;
    color: #666;
}

.footer-copyright p {
    margin: 0;
}

.footer-copyright a {
    color: #0c3696;
    text-decoration: none;
    margin-left: 5px;
}

.footer-copyright a:hover {
    text-decoration: underline;
}

/**回收流程*/

.solar-flow {
    display:grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 1.5rem;
    padding: 2rem;
    /*background: #f0f4f8;*/
    font-family: Segoe UI, sans-serif;
    color: #1e293b;
    max-width: 1200px;
    margin: auto;
}
.solar-step {
    /*background:#1e3a8a;*/
    background: #2E7D32;
    border:2px solid #0ea5e9;
    border-radius:10px;
    width:160px;
    padding:1rem;
    text-align:center;
    color:#fff;
    cursor:pointer;
    transition:transform .3s;
    font-size: 18px;
}
.solar-step:hover {
    transform:scale(1.05);
}
.solar-icon {
    width:40px;
    height:40px;
    margin-bottom:0.5rem;
}
.solar-arrow {
    font-size:2rem;
    color:#0ea5e9;
    user-select:none;
    margin-left: 3rem;
}
.solar-modal {
    display:none;
    position:fixed;
    inset:0;
    background:rgba(0,0,0,0.7);
    justify-content:center;
    align-items:center;
    z-index:9999;
}
.solar-modal-content {
    background:#fff;
    border-radius:10px;
    padding:2rem;
    max-width:500px;
    text-align:center;
    box-shadow:0 0 20px rgba(0,0,0,0.2);
}
.solar-modal-content img {
    max-width:100%;
    height:auto;
    margin-bottom:1rem;
    border-radius:6px;
}
.solar-close-btn {
    padding:8px 20px;
    background:#1d4ed8;
    color:#fff;
    border:none;
    border-radius:6px;
    cursor:pointer;
}

.solar-lct{
    max-width:1000px;
    height:auto;
    margin-bottom:1rem;
    border-radius:6px;
    text-align: center;
}

.solar-lct img{
    width: 1000px;
    height: auto;
}



/*关于页面*/


.about-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

/*h1, h2, h3 {*/
/*    color: #0c3696;*/
/*}*/

h1 {
    font-size: 36px;
    text-align: center;
    margin-bottom: 20px;
}

h2 {
    font-size: 28px;
    margin-bottom: 20px;
}

h3 {
    font-size: 22px;
    margin-bottom: 10px;
}

p {
    font-size: 18px;
    line-height: 1.8;
    margin: 20px;
}


.section {
    margin-bottom: 60px;
}

.image-placeholder {
    width: 100%;
    height: auto;
    background-image: url("/static/images/1725939721652555.webp");
    margin-top: 20px;
    border-radius: 8px;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.card {
    background-color: #f4f6fa;
    padding: 20px;
    border-radius: 10px;
    text-align: center;
}

.contact {
    text-align: center;
    background-color: #f4f6fa;
    padding: 40px 20px;
    border-radius: 10px;
}

.contact p {
    margin: 10px 0;
    font-size: 16px;
}

/**solution 工作原理**/

.step-section {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    align-items: center;
    margin: 40px 0;
}

.step-image {
    flex: 1 1 300px;
    text-align: center;
}

.step-image img {
    max-width: 100%;
    border-radius: 8px;
}

.step-content {
    flex: 1 1 300px;
}

.step-content h2 {
    font-size: 1.8rem;
    margin-bottom: 20px;
}

.step-list {
    list-style: disc;
    /*padding-left: 20px;*/
    color: #333;
    font-size: 1rem;
}

.step-list li {
    margin-bottom: 10px;
}

.mobile-toolbar{
    display: none;
}

/**证书**/

.zhengshu {
    max-width: 1400px;
    width: 100%;
    height: auto;
}

.zhengshu img{
    width: 100%;
    height: auto;
}

/**关于我们表单**/

.contact-section {
    padding: 20px 20px;
    /*background-color: #f0f2f5;*/
    display: flex;
    justify-content: center;
}

.contact-container {
    display: flex;
    width: 100%;
    max-width: 1400px;
    background: #fff;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.1);
    flex-wrap: wrap;
}


.about-contact-info {
    position: relative;
    flex: 1;
    background-image: url("/static/images/form-blackground.webp");
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
    color: #fff;
    padding: 50px 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    z-index: 1;
}

.about-contact-info::before {
    content: "";
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0, 0, 0, 0.4); /* 半透明黑遮罩 */
    z-index: 0;
    border-radius: 0; /* 若有圆角可添加 */
}

.about-contact-info h2,
.about-contact-info p {
    position: relative;
    z-index: 1;
}

.about-contact-info p {
    font-size: 18px;
    line-height: 1.6;
    opacity: 1;
    font-weight: 500; /* 轻微加粗，提升可读性 */
}




.contact-form {
    flex: 1;
    padding: 50px 40px;
    background-color: #ffffff;
}

.form-group {
    margin-bottom: 20px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    font-size: 16px;
    border: 1px solid #ddd;
    border-radius: 8px;
    box-sizing: border-box;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: #0c3696;
    outline: none;
}

.submit-btn {
    background-color: #0c3696;
    color: #fff;
    padding: 14px 24px;
    font-size: 16px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.3s;
}

.submit-btn:hover {
    background-color: #092b6f;
}


/**工程案例**/

section {
    padding: 20px 20px;
    max-width: 1400px;
    margin: auto;
    background: #FFFFFF;
}

.section-title {
    text-align: center;
    font-size: 32px;
    margin: 20px 0;
    font-weight: bold;
}

.columns {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    justify-content: center;
}

.card {
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    flex: 1 1 280px;
    padding: 20px;
}

.card h2 {
    padding: 20px;
    font-size: 2rem;
    font-weight: bold;
    color: #003366;
}

/**工程案例**/

/*FQAs*/


.faq-section {
    padding: 60px 20px;
    background: #f8fafc;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    max-width: 1400px;
    margin: 0 auto;
}

.faq-section .section-title {
    font-size: 2rem;
    text-align: center;
    color: #1e293b;
    margin-bottom: 40px;
    font-weight: 600;
}

.faq-item {
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    margin-bottom: 15px;
    overflow: hidden;
    border: 1px solid #e2e8f0;
}

.faq-question {
    width: 100%;
    padding: 20px 25px;
    font-size: 1.1rem;
    font-weight: 500;
    color: #374151;
    background: white;
    border: none;
    outline: none;
    cursor: pointer;
    text-align: left;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background 0.2s;
}

.faq-question:hover {
    background: #f8fafc;
}

.faq-toggle {
    font-size: 1.2rem;
    font-weight: normal;
    color: #64748b;
    transition: transform 0.2s ease;
}

.faq-answer {
    padding: 0 25px;
    max-height: 0;
    overflow: hidden;
    background: #f8fafc;
    font-size: 1rem;
    color: #475569;
    line-height: 1.6;
    transition: max-height 0.3s ease, padding 0.2s ease;
    border-top: 1px solid #e2e8f0;
}

.faq-item.active .faq-answer {
    padding: 20px 25px;
    max-height: 300px;
}

.faq-item.active .faq-toggle {
    transform: rotate(45deg);
}

.faq-footer {
    text-align: center;
    margin-top: 40px;
}

.btn-cta {
    background: #2563eb;
    color: white;
    padding: 12px 24px;
    font-size: 1rem;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 500;
    transition: background 0.2s ease;
}

.btn-cta:hover {
    background: #1d4ed8;
}

/* FAQs 响应式设计 */
@media (max-width: 768px) {
    .faq-section {
        padding: 40px 15px;
    }
    
    .faq-section .section-title {
        font-size: 1.5rem;
        margin-bottom: 30px;
    }
    
    .faq-question {
        padding: 15px 20px;
        font-size: 1rem;
    }
    
    .faq-answer {
        padding: 0 20px;
        font-size: 0.9rem;
    }
    
    .faq-item.active .faq-answer {
        padding: 15px 20px;
    }
    
    .btn-cta {
        padding: 10px 20px;
        font-size: 0.9rem;
    }
}

/* 视频模块居中排版 */
.video-section {
    max-width: 1400px;
    margin: 60px auto;
    text-align: center;
    padding: 0 20px;
}

.video-title {
    font-size: 30px;
    font-weight: 700;
    margin-bottom: 30px;
    color: #222;
}

/* 封面区域 */
.thumbnail-wrapper {
    position: relative;
    display: inline-block;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
    transition: transform 0.3s;
}

.thumbnail-wrapper:hover {
    transform: scale(1.02);
}

.video-thumbnail {
    max-width: 100%;
    display: block;
    border-radius: 12px;
}

/* 播放按钮样式 */
.play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 60px;
    color: white;
    background-color: rgba(0, 0, 0, 0.5);
    width: 80px;
    height: 80px;
    border-radius: 50%;
    line-height: 80px;
    text-align: center;
    cursor: pointer;
    transition: background 0.3s;
}

.play-button:hover {
    background-color: rgba(0, 0, 0, 0.7);
}

/* 模态框 */
.modal {
    display: none;
    position: fixed;
    z-index: 9999;
    inset: 0;
    justify-content: center;
    align-items: center;
    background-color: rgba(0, 0, 0, 0.75);
}

/* 模态框内容区域 */
.modal-content {
    position: relative;
    width: 80%;
    max-width: 960px;
    background: transparent;
    border-radius: 10px;
    overflow: hidden;
}

.video-frame video {
    width: 100%;
    height: auto;
    border-radius: 10px;
}

/* 关闭按钮 */
.close-btn {
    position: absolute;
    top: -10px;
    right: -10px;
    font-size: 32px;
    font-weight: bold;
    color: white;
    background-color: rgba(0, 0, 0, 0.6);
    border-radius: 50%;
    width: 36px;
    height: 36px;
    line-height: 36px;
    text-align: center;
    cursor: pointer;
    z-index: 10;
}



/*核心设备*/

.industrial-process {
    max-width: 1400px;
    margin: 40px auto;
    padding: 0 20px 60px;
    font-family: 'Segoe UI', sans-serif;
    /*background: #f8fbff;*/
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 71, 171, 0.05);
}

.title {
    text-align: center;
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 40px;
    color: #0047ab;
}

.process-step {
    display: flex;
    align-items: flex-start;
    gap: 32px;
    background: #ffffff;
    padding: 24px 45px;
    margin: 28px 80px;
    border-left: 4px solid #007bff;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 71, 171, 0.06);
    transition: all 0.3s ease;
}

.process-step.reverse {
    flex-direction: row-reverse;
}

.step-number {
    font-size: 36px;
    font-weight: 700;
    color: #ccdfff;
    position: absolute;
    top: 8px;
    left: 20px;
    z-index: 0;
    pointer-events: none;
}

.process-step.reverse .step-number {
    right: 20px;
    left: auto;
}

.process-text {
    flex: 1;
    color: #222;
    position: relative;
    z-index: 1;
}

.process-text h3 {
    font-size: 30px;
    margin-bottom: 10px;
    color: #004ea2;
    font-weight: 600;
}

.process-text p {
    font-size: 20px;
    line-height: 1.6;
    margin-bottom: 18px;
    color: #444;
}

.btn-contact {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    /*background-color: #007bff;*/
    background-color: #FF9800;
    color: white;
    padding: 10px 22px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    transition: background-color 0.3s ease;
}

.btn-contact:hover {
    background-color: #0056b3;
}

.btn-contact .icon {
    width: 20px;
    height: 20px;
}

.process-image {
    /*flex: 1;*/
    /*border-radius: 10px;*/
    /*overflow: hidden;*/
    /*box-shadow: 0 6px 20px rgba(0, 71, 171, 0.08);*/
    /*transition: transform 0.3s ease;*/
}

.process-image img {
    width: 300px;
    height: 300px;
    display: block;
    object-fit: cover;
}

.process-image:hover {
    transform: scale(1.03);
}


.video-case-section {
    background: #f9f9f9;
    padding-bottom: 40px;
}

.video-case-title {
    font-size: 32px;
    text-align: center;
    margin-bottom: 40px;
    color : #003366;
    font-weight: bold;
}

.video-case-columns {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    padding: 0 20px;
}

.video-case-card {
    position: relative;
    width: 300px;
    cursor: pointer;
    text-align: center;
    background: white;
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.video-case-card img {
    width: 100%;
    height: auto;
    display: block;
}

.video-case-card p {
    padding: 15px;
    margin: 0;
    font-size: 16px;
}

.video-case-play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 48px;
    color: white;
    background: rgba(0, 0, 0, 0.5);
    border-radius: 50%;
    width: 60px;
    height: 60px;
    display: flex;
    justify-content: center;
    align-items: center;
    pointer-events: none;
}

.video-case-modal {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    justify-content: center;
    align-items: center;
}

.video-case-modal-content {
    position: relative;
    background: black;
    padding: 0;
    max-width: 800px;
    width: 90%;
    border-radius: 8px;
    overflow: hidden;
}

.video-case-modal-content video {
    width: 100%;
    height: auto;
    display: block;
}

.video-case-close {
    position: absolute;
    top: 10px;
    right: 20px;
    font-size: 30px;
    color: white;
    font-weight: bold;
    cursor: pointer;
    z-index: 10000;
}




@media (max-width: 768px) {

    /* 移动端导航栏固定定位 */
    header.carousel {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        z-index: 1000;
        background-color: #fff;
        box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    }

    .main-top{
        padding-top: 60px;
       
    }

    /* Solar Panel Recycling Process - 移动端一行两个 */
    .solar-flow {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
        padding: 1rem;
        max-width: 100%;
    }
    
    .solar-step {
        width: 100%;
        padding: 0.8rem;
        font-size: 14px;
        min-height: 100px;
        display: flex;
        flex-direction: column;
        justify-content: center;
    }
    
    .solar-icon {
        width: 30px;
        height: 30px;
        margin-bottom: 0.3rem;
    }
    
    .solar-arrow {
        display: none; /* 移动端隐藏箭头 */
    }

    .section-title {
        text-align: center;
        font-size: 1.2rem;
        margin: 10px 0;
        font-weight: bold;
    }


    .card h2 {
        font-size: 1.2rem;
        font-weight: bold;
        padding: 5px;
    }

    .caption-box {
        font-size: 1.3rem;
        padding: 15px 20px;
    }

    /**导航栏样式 - 移动端简化**/
    .navbar {
        padding: 8px 15px;
        gap: 10px;
        justify-content: space-between;
    }
    
    .navbar-head {
        flex: 0 0 auto;
    }
    
    .navbar-head h1 img {
        max-height: 35px;
    }
    
    /* 隐藏WhatsApp和Email链接，简化导航栏 */
    .whatsapp-link {
        display: none !important;
    }
    
    .nav-toggle {
        order: 2;
        margin-left: auto;
        width: 30px;
        height: 25px;
    }
    
    .nav-toggle span {
        height: 2px;
        background-color: #333;
        border-radius: 1px;
        transition: all 0.3s ease;
    }
    
    /* 简化移动端菜单样式 */
    .nav-menu {
        display: none;
        position: fixed;
        top: 50px;
        left: 0;
        width: 100vw;
        height: calc(100vh - 50px);
        background-color: rgba(255, 255, 255, 0.95);
        backdrop-filter: blur(10px);
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        z-index: 9999;
        padding: 20px 0;
        margin: 0;
        overflow-y: auto;
        box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    }
    .nav-menu.active {
        display: flex;
    }
    .nav-menu li {
        margin: 8px 0;
        border: none;
        width: 80%;
        max-width: 300px;
    }
    .nav-menu li a {
        font-size: 1.1rem;
        font-weight: 600;
        padding: 15px 20px;
        color: #333;
        text-align: center;
        width: 100%;
        display: block;
        border-radius: 8px;
        background: rgba(255,255,255,0.8);
        transition: all 0.3s ease;
        border: 1px solid rgba(0,0,0,0.1);
    }
    .nav-menu li a:hover,
    .nav-menu li.current a {
        color: #fff;
        background: #007BFF;
        transform: translateY(-2px);
        box-shadow: 0 4px 12px rgba(0,123,255,0.3);
    }

    /* 汉堡按钮保持显示 */
    .nav-toggle {
        display: flex;
        z-index: 10000;
    }





    .footer-container {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .footer-left,
    .footer-right {
        padding: 10px;
    }

    .footer-icons {
        margin-bottom: 25px;
        padding-left: 0;
    }

    .icon-button {
        margin: 10px 10px;
    }

    .contact-container {
        flex-direction: column;
        max-width: 100%;
        margin: 0;
        background: rgba(255, 255, 255, 0.35);
        padding: 15px 10px;
        border-radius: 8px;
        color: #333;
    }

    .contact-info,
    .contact-form-box {
        flex: 1 1 100%;
        padding: 5px;
    }
    
    .contact-form {
        padding: 15px 10px;
    }
    
    .form-group {
        margin-bottom: 12px;
    }
    
    .form-group input,
    .form-group textarea {
        padding: 10px 12px;
        font-size: 14px;
    }

   .banner-caption{
       display: none;
   }

   .overlay-text{
       display: none;
   }


    /*.value-highlight {*/
    /*    display: flex;*/
    /*    justify-content: space-around;*/
    /*    flex-wrap: wrap;*/
    /*    gap: 10px; !* 可选间距 *!*/
    /*}*/

    /*.value-highlight div {*/
    /*    flex: 1 1 200px;*/
    /*    background: #fff;*/
    /*    padding: 20px;*/
    /*    border-radius: 12px;*/
    /*    font-size: 1rem;*/
    /*    color: #333;*/
    /*    text-align: center;*/
    /*    box-sizing: border-box;*/
    /*    max-width: calc(50% - 5px); !* 一行两个，减去 gap *!*/
    /*}*/

    /*.value-highlight strong {*/
    /*    font-size: 1.2rem;*/
    /*    color: #1a73e8;*/
    /*}*/

    /*.recy-icon img {*/
    /*    width: 60px;*/
    /*    height: 60px;*/
    /*}*/


    .value-highlight {
        display: grid;
        gap: 10px;
        grid-template-columns: repeat(1, 1fr); /* 默认一行2个 */
    }

    .value-highlight > div {
        background: #fff;
        padding: 20px;
        border-radius: 12px;
        font-size: 1rem;
        color: #333;
        text-align: center;
        box-sizing: border-box;
    }

    .value-highlight strong {
        font-size: 1.2rem;
        color: #1a73e8;
    }

    .recy-icon img {
        width: 60px;
        height: 60px;
    }




    /**工作原理**/
    .solutions {
        flex-direction: column;
        gap: 20px;
    }

    .arrow-icon img {
        transform: rotate(90deg); /* 让箭头竖着朝下 */
    }

    .solutions {
        flex-wrap: nowrap;
        overflow-x: auto;
        padding-bottom: 10px; /* 增加一点底部空间方便滑动 */
    }

    .solution-step,
    .arrow-icon {
        flex: 0 0 auto; /* 防止子元素被压缩 */
    }



    .whatsapp-link {
        display: none;
    }
    
    .whatsapp-link a {
        font-size: 12px;
        padding: 4px 8px;
        white-space: nowrap;
    }
    
    .whatsapp-link a span {
        display: none;
    }
    
    .whatsapp-link img {
        width: 24px;
        height: 24px;
    }
    
    .quote-btn {
        font-size: 12px;
        padding: 6px 12px;
    }





    /**solution 工作原理**/

    .step-section {
        flex-direction: column;
        text-align: center;
    }

    .step-content {
        padding: 0 10px;
    }

    .step-list {
        text-align: left;
        display: inline-block;
    }


    /**手机端底部栏**/
    .mobile-toolbar {
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        height: 60px;
        background-color: #0c3696;
        display: flex;
        border-top: 1px solid #ddd;
        z-index: 9999;
    }
    
    /* 为底部工具栏添加空间 */
    body {
        padding-bottom: 60px;
    }

    .toolbar-item {
        flex: 1;
        text-align: center;
        text-decoration: none;
        color: #FFF;
        font-size: 12px;
        padding-top: 5px;
    }

    .toolbar-item img {
        width: 30px;
        height: 30px;
        display: block;
        margin: 0 auto 4px;
    }

    /**关于我们页面移动端优化**/
    
    /* 主内容区域顶部间距优化 */
    .main-content {
        padding-top: 20px !important;
    }
    
    /* 主容器优化 */
    .about-container {
        padding: 0 15px !important;
        margin: 0 auto !important;
    }
    
    /* 各模块间距优化 */
    .section {
        margin-bottom: 30px !important;
        padding: 0 5px !important;
    }
    
    /* 标题字体优化 */
    .section-title {
        font-size: 24px !important;
        margin-bottom: 20px !important;
        text-align: center !important;
        padding: 0 10px !important;
    }
    
    .about-container h2 {
        font-size: 20px !important;
        margin-bottom: 15px !important;
        padding-top: 30px !important;
    }
    
    .about-container h3 {
        font-size: 18px !important;
        margin-bottom: 10px !important;
        padding: 0 10px !important;
    }
    
    /* 段落文字优化 */
    .about-container p {
        font-size: 14px !important;
        line-height: 1.6 !important;
        margin: 15px 10px !important;
        text-align: left !important;
    }
    
    .banner-content {
        font-size: 14px !important;
        line-height: 1.6 !important;
        margin: 15px 10px !important;
    }
    
    /* 图片优化 - 添加产品边框美化 */
    .about-container img {
        width: 100% !important;
        height: auto !important;
        border-radius: 12px !important;
        margin: 20px 0 !important;
        border: 2px solid #e0e0e0 !important;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1) !important;
        padding: 8px !important;
        background: #fff !important;
        transition: all 0.3s ease !important;
    }
    
    .about-container img:hover {
        border-color: #004ea2 !important;
        box-shadow: 0 6px 20px rgba(0, 78, 162, 0.15) !important;
        transform: translateY(-2px) !important;
    }
    
    /* 主要内容图片放大 - 添加产品边框美化 */
    .about-container .section img {
        width: 100% !important;
        max-width: none !important;
        height: auto !important;
        border-radius: 12px !important;
        margin: 20px 0 !important;
        border: 2px solid #e0e0e0 !important;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1) !important;
        padding: 8px !important;
        background: #fff !important;
        transition: all 0.3s ease !important;
    }
    
    .about-container .section img:hover {
        border-color: #004ea2 !important;
        box-shadow: 0 6px 20px rgba(0, 78, 162, 0.15) !important;
        transform: translateY(-2px) !important;
    }
    
    /* 网格布局优化 */
    .about-container .grid {
        grid-template-columns: 1fr !important;
        gap: 15px !important;
        margin-top: 20px !important;
        padding: 0 5px !important;
    }
    
    /* 卡片样式优化 */
    .about-container .card {
        padding: 10px !important;
        margin-bottom: 10px !important;
        border-radius: 8px !important;
    }
    
    .about-container .card img {
        max-width: 180px !important;
        height: auto !important;
        margin: 8px auto !important;
        display: block !important;
        border-radius: 10px !important;
        border: 2px solid #f0f0f0 !important;
        box-shadow: 0 3px 8px rgba(0, 0, 0, 0.08) !important;
        padding: 6px !important;
        background: #fff !important;
        transition: all 0.3s ease !important;
    }
    
    .about-container .card img:hover {
        border-color: #004ea2 !important;
        box-shadow: 0 5px 15px rgba(0, 78, 162, 0.12) !important;
        transform: scale(1.02) !important;
    }
    
    .about-container .card h3 {
        font-size: 16px !important;
        margin: 10px 0 !important;
        color: #333 !important;
    }
    
    .about-container .card p {
        font-size: 13px !important;
        line-height: 1.5 !important;
        margin: 8px 0 !important;
        color: #666 !important;
    }
    
    /* 证书图片特殊处理 */
    .zhengshu {
        margin: 20px 0 !important;
        padding: 0 10px !important;
    }
    
    .zhengshu img {
        width: 100% !important;
        height: auto !important;
        border-radius: 12px !important;
        border: 2px solid #e0e0e0 !important;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1) !important;
        padding: 8px !important;
        background: #fff !important;
        transition: all 0.3s ease !important;
    }
    
    .zhengshu img:hover {
        border-color: #004ea2 !important;
        box-shadow: 0 6px 20px rgba(0, 78, 162, 0.15) !important;
        transform: translateY(-2px) !important;
    }

    /* 工作原理部分移动端优化 */
    .about-container .step-section {
        flex-direction: column !important;
        gap: 20px !important;
        margin: 20px 0 !important;
        padding: 0 10px !important;
    }
    
    .about-container .step-image {
        flex: none !important;
        margin-bottom: 15px !important;
    }
    
    .about-container .step-image img {
        max-width: 100% !important;
        height: auto !important;
        border-radius: 12px !important;
        border: 2px solid #e0e0e0 !important;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1) !important;
        padding: 8px !important;
        background: #fff !important;
        transition: all 0.3s ease !important;
    }
    
    .about-container .step-image img:hover {
        border-color: #004ea2 !important;
        box-shadow: 0 6px 20px rgba(0, 78, 162, 0.15) !important;
        transform: translateY(-2px) !important;
    }
    
    .about-container .step-content {
        padding: 0 5px !important;
        text-align: center !important;
    }

    .about-container .step-content h3 {
        font-size: 18px !important;
        margin-bottom: 10px !important;
        color: #333 !important;
    }
    
    .about-container .step-content p {
        font-size: 14px !important;
        line-height: 1.6 !important;
        margin: 10px 0 !important;
        color: #666 !important;
    }
    
    .about-container .step-list {
        text-align: left !important;
        padding: 0 15px !important;
    }
    
    .about-container .step-list li {
        font-size: 14px !important;
        line-height: 1.6 !important;
        margin: 8px 0 !important;
        color: #666 !important;
    }

    /**关于我们表单移动端优化**/

    .contact-section {
        padding: 20px 15px !important;
        margin: 20px 0 !important;
    }
    
    .contact-container {
        flex-direction: column !important;
        border-radius: 12px !important;
        margin: 0 !important;
        box-shadow: 0 2px 10px rgba(0,0,0,0.1) !important;
        background: #fff !important;
    }

    .about-contact-info {
        padding: 20px 15px !important;
        text-align: center !important;
    }
    
    .contact-form {
        padding: 20px 15px !important;
    }
    
    .about-contact-info h2 {
        font-size: 20px !important;
        margin-bottom: 15px !important;
        color: #333 !important;
    }
    
    .about-contact-info p {
        font-size: 14px !important;
        line-height: 1.6 !important;
        margin: 15px 0 !important;
        color: #fff !important;
    }
    
    /* 表单元素优化 */
    .contact-form .form-group {
        margin-bottom: 15px !important;
    }
    
    .contact-form input,
    .contact-form select,
    .contact-form textarea {
        width: 100% !important;
        padding: 12px 15px !important;
        border: 1px solid #ddd !important;
        border-radius: 6px !important;
        font-size: 14px !important;
        box-sizing: border-box !important;
    }
    
    .whatsapp-input-container {
        display: flex !important;
        gap: 10px !important;
    }
    
    .country-code-select {
        flex: 0 0 100px !important;
        font-size: 12px !important;
    }
    
    .contact-form button {
        width: 100% !important;
        padding: 12px !important;
        background: #0c3696 !important;
        color: white !important;
        border: none !important;
        border-radius: 6px !important;
        font-size: 16px !important;
        cursor: pointer !important;
    }


    .equipment-grid {
        display: grid;
        grid-template-columns: repeat(1, 1fr);
        gap: 10px;
        max-width: 1400px;
        margin: 40px auto;
    }


    /* Industrial Process Equipment Introduction 移动端优化 */
    .industrial-process {
        padding: 0 15px 40px !important;
        margin: 20px auto !important;
    }

    .industrial-process .process-step,
    .industrial-process .process-step.reverse {
        display: flex !important;
        flex-direction: column !important;
        padding: 20px 15px !important;
        margin: 15px 0 !important;
        text-align: center !important;
        align-items: center !important;
        border-left: none !important;
        border-top: 3px solid #007bff !important;
        box-shadow: 0 2px 8px rgba(0, 71, 171, 0.08) !important;
    }

    /* 强制重新排序：先显示标题 */
    .industrial-process .process-step .process-text {
        width: 100% !important;
        order: 1 !important;
        display: flex !important;
        flex-direction: column !important;
    }

    /* 先显示图片 */
    .industrial-process .process-step .process-image {
        width: 100% !important;
        margin-bottom: 15px !important;
        order: 1 !important;
    }

    /* 然后显示标题 */
    .industrial-process .process-step .process-text h3 {
        font-size: 18px !important;
        margin-bottom: 15px !important;
        color: #004ea2 !important;
        font-weight: 600 !important;
        order: 2 !important;
    }

    .industrial-process .process-step .process-image img {
        width: 100% !important;
        height: auto !important;
        border-radius: 8px !important;
    }

    /* 接着显示内容 */
    .industrial-process .process-step .process-text p {
        font-size: 14px !important;
        line-height: 1.5 !important;
        margin-bottom: 15px !important;
        text-align: left !important;
        color: #555 !important;
        order: 3 !important;
    }

    /* 确保按钮在最后显示 */
    .industrial-process .process-step .process-text .btn-contact {
        font-size: 13px !important;
        padding: 10px 20px !important;
        width: auto !important;
        min-width: 140px !important;
        justify-content: center !important;
        order: 10 !important;
        align-self: center !important;
        margin-top: 15px !important;
    }

    .step-number {
        display: none;
    }

    .right {
        display: none;
    }


    .video-case-columns {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
        padding: 0 15px;
    }

    .video-case-card {
        width: 100%;
        font-size: 14px;
    }

    .video-case-card p {
        padding: 10px;
        font-size: 14px;
        line-height: 1.3;
    }

    .video-case-play-button {
        width: 50px;
        height: 50px;
        font-size: 40px;
    }
}