:root {
    --primary-color: #0056b3;
    --secondary-color: #003d80;
    --accent-green: #28a745;
    --bg-light: #f8f9fa;
    --text-dark: #333333;
    --text-gray: #555555;
    --white: #ffffff;
    --border-color: #e0e0e0;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, "Helvetica Neue", Helvetica, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--white);
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }

.container {
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 顶部悬浮导航 */
.sticky-nav {
    position:inherit;
    top: 0;
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    z-index: 1000;
    padding: 20px 0;
    border-bottom: 3px solid var(--primary-color);
    height: 100px;
}

.nav-list {
    display: flex;
    justify-content: center;
    list-style: none;
    gap: 20px;
    flex-wrap: wrap;
    padding-top: 20px;
    font-size: 16px;
    line-height: 30px;
}

.nav-list li a {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-gray);
    text-transform: uppercase;
    transition: color 0.3s;
}

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

/* Hero Header */
.hero-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    padding: 90px 0 60px;
    text-align: center;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-desc {
    font-size: 20px;
    line-height: 1.8;
    max-width: 800px;
    margin: 0 auto;
    opacity: 0.9;
}

/* 通用区块样式 */
.section {
    padding: 80px 0;
    border-bottom: 1px solid #eee;
}

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

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-title {
    font-size: 2.2rem;
    color: var(--primary-color);
    margin-bottom: 15px;
    font-weight: 700;
}

.section-subtitle {
    color: var(--text-gray);
    font-size: 22px;
    line-height: 1.8;
}

/* Introduction Layout */
.intro-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
    font-size: 16px;
    line-height: 30px;
}

.intro-text p {
    margin-bottom: 20px;
    color: var(--text-gray);
    font-size: 16px;
    text-align: justify;
    line-height: 30px;
}

.highlight-box {
    background: rgba(40, 167, 69, 0.1);
    border-left: 4px solid var(--accent-green);
    padding: 20px;
    margin: 20px 0;
    font-style: italic;
    font-size: 16px;
    line-height: 30px;
}

/* Specs & Info Grid */
.specs-wrapper {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 40px;
}

.spec-table-container {
    background: white;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    border-radius: 8px;
    overflow: hidden;
}

.spec-table {
    width: 100%;
    border-collapse: collapse;
}

.spec-table tr:nth-child(even) {
    background: #f9f9f9;
}

.spec-table td {
    padding: 18px 25px;
    border-bottom: 1px solid #eee;
}

.spec-table td:first-child {
    font-weight: 700;
    color: var(--primary-color);
    width: 40%;
    background: #fcfcfc;
}

/* Integrated Info Cards */
.info-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.info-card {
    background: var(--primary-color);
    color: white;
    padding: 25px;
    border-radius: 8px;
    text-align: center;
    transition: transform 0.3s;
}

.info-card:hover {
    transform: translateY(-5px);
}

.info-card h4 {
    font-size: 18px;
    line-height: 1.8;
    opacity: 0.8;
    margin-bottom: 10px;
    font-weight: 400;
}

.info-card span {
    font-size: 24px;
    font-weight: 700;
    display: block;
    padding-top: 25px;
}

/* Customization Services Layout */
.customization-wrapper {
    display: flex;
    gap: 30px;
    margin-bottom: 60px;
}

.custom-slider {
    flex: 1;
    position: relative;
    overflow: hidden;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: white;
}

.custom-slider img {
    width: 100%;
    height: auto;
    display: block;
}

.slider-dots {
    position: absolute;
    bottom: 15px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
}

.slider-dots .dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #ccc;
    cursor: pointer;
    transition: background 0.3s;
}

.slider-dots .dot.active {
    background: var(--primary-color);
}

.custom-options {
    flex: 1;
    padding: 0 20px;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
}

.option {
    background: #f8f9fa;
    border: 1px solid var(--border-color);
    padding: 20px;
    text-align: center;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s;
    font-size: 24px;
    padding-top: 60px;
}

.option:hover {
    background: #e9ecef;
    border-color: var(--primary-color);
    transform: translateY(-3px);
}

.option h6 {
    color: var(--primary-color);
    font-weight: 700;
    font-size: 1rem;
    margin-top: 10px;
}

/* Advantages Cards */
.adv-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.adv-card {
    background: white;
    padding: 30px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    transition: box-shadow 0.3s;
}

.adv-card:hover {
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
    border-color: var(--primary-color);
}

.adv-title {
    font-size: 22px;
    line-height: 1.8;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--primary-color);
}

/* Applications List */
.app-section ul {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 100px;
}

.app-section li {
    background: white;
    padding: 15px 20px;
    border-left: 5px solid var(--primary-color);
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
    display: flex;
    align-items: center;
    font-size: 16px;
    line-height: 30px;
}

.app-section li:before {
    content: "+";
    color: var(--accent-green);
    font-weight: bold;
    margin-right: 15px;
    font-size: 1.2rem;
}

/* Manufacturing & Safety */
.tech-box {
    background: white;
    padding: 40px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.tech-title {
    font-size: 1.4rem;
    margin-bottom: 20px;
    color: var(--primary-color);
    border-bottom: 2px solid #f0f0f0;
    padding-bottom: 10px;
}

.tech-list li {
    margin-bottom: 12px;
    padding-left: 25px;
    position: relative;
    color: var(--text-gray);
    font-size: 14px;
    line-height: 2;
}

.tech-list li:before {
    content: "-";
    color: var(--primary-color);
    position: absolute;
    left: 0;
    font-weight: bold;
    font-size: 1.2rem;
    line-height: 1.4rem;
}

/* FAQ */
.faq-container {
    max-width: 1000px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: 15px;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    overflow: hidden;
    background: white;
}

.faq-question {
    padding: 20px;
    background: #fdfdfd;
    cursor: pointer;
    font-weight: 600;
    color: var(--text-dark);
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background 0.2s;
}

.faq-question:hover {
    background: #f0f8ff;
}

.faq-question::after {
    content: "+";
    font-size: 1.5rem;
    color: var(--primary-color);
}

.faq-item.active .faq-question::after {
    content: "-";
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
    padding: 0 20px;
    background: white;
}

.faq-item.active .faq-answer {
    padding: 20px;
    max-height: 200px;
    border-top: 1px solid #eee;
}

/* CTA Section */
.cta-footer {
    background: var(--text-dark);
    color: white;
    text-align: center;
    padding: 60px 20px;
}

.cta-btn {
    display: inline-block;
    background: var(--accent-green);
    color: white;
    padding: 15px 40px;
    border-radius: 5px;
    font-size: 1.1rem;
    font-weight: 700;
    margin-top: 20px;
    transition: background 0.3s;
}

.cta-btn:hover {
    background: #218838;
}

/* Responsive */
@media (max-width: 900px) {
    .customization-wrapper { flex-direction: column; }
    .custom-slider, .custom-options { width: 100%; }
}

@media (max-width: 768px) {
    .hero-title { font-size: 2rem; }
    .intro-content, .specs-wrapper { grid-template-columns: 1fr; }
    .nav-list { gap: 10px; }
    .nav-list li a { font-size: 14px; }
    .info-grid { grid-template-columns: 1fr; }
    .custom-options { grid-template-columns: 1fr; }
}

/* 相关产品板块样式 */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.product-card {
    background: white;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    height: 100%;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    border-color: #0056b3;
}

.card-image {
    height: auto;
    overflow: hidden;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.product-card:hover .card-image img {
    transform: scale(1.05);
}

.card-content {
    padding: 20px;
}

.card-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 15px;
    color: #1a1a2e;
    line-height: 30px;
}

.card-title a {
    color: inherit;
    text-decoration: none;
}

.card-title a:hover {
    color: #0056b3;
}

.card-link {
    display: inline-block;
    color: #0056b3;
    font-weight: 500;
    text-decoration: none;
    transition: color 0.3s ease;
    font-size: 14px;
    line-height: 2;
}

.card-link:hover {
    color: #003d80;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .products-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .card-image {
        height: auto;
    }
}

table tbody{
    font-size: 16px;
    line-height: 30px;
}
.custom-header{
    background: var(--primary-color);
    font-size: 30px;
    margin: 30px 0;
    text-align: center;
    color: white;
    padding: 20px 0;
}
.seoPublic .Auxil-form .form ul li input, 
.seoPublic .Auxil-form .form ul li textarea{
    line-height: 30px;
}
.section p,
.section{   
    font-size: 16px;
    line-height: 30px;
}

/* 相关Tag/信息板块样式 - 参考相关产品板块风格 */
.related-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
    list-style: none;
    padding: 0;
    margin-top: 40px;
}

.related-info-item {
    background: white;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    padding: 20px;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    height: 100%;
}

.related-info-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    border-color: #0056b3;
}

.related-info-item h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: #1a1a2e;
    line-height: 1.3;
}

.related-info-item h3 a {
    color: inherit;
    text-decoration: none;
    transition: color 0.3s ease;
}

.related-info-item h3 a:hover {
    color: #0056b3;
}

.related-info-item p {
    color: #555555;
    font-size: 0.95rem;
    line-height: 1.6;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* 响应式调整 - 与相关产品板块保持一致 */
@media (max-width: 768px) {
    .related-info-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        margin-top: 30px;
    }
    
    .related-info-item {
        padding: 15px;
    }
    
    .related-info-item h3 {
        font-size: 1rem;
    }
}

.seoPublic.product .Auxil-honor.section{
        padding: 80px 0;
}

/* 相关产品轮播样式（独立，不影响其他板块） */
.related-products img {
    display: none; /* 默认隐藏所有图片 */
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

/* 显示第一张图片 */
.related-products img:first-child {
    display: block;
}

/* dots 导航样式 */
.related-dots {
    text-align: center;
    margin-top: 10px;
}

.dot {
    display: inline-block;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255,255,255,0.5); /* 未激活 dots 样式 */
    margin: 0 5px;
    cursor: pointer;
    transition: background 0.3s ease;
}

/* 激活 dots 样式 */
.dot.active {
    background: #fff; /* 高亮显示 */
}