/* 全局变量 - 基于设计稿的token,包含后续补充样式 */
:root {
    /* 颜色 */
    --color-white: #FFFFFF;
    --color-black: #000000;
    --color-gray-50: #F9FAFB;
    --color-gray-100: #F3F4F6;
    --color-gray-200: #E5E7EB;
    --color-gray-300: #D1D5DB;
    --color-gray-400: #9CA3AF;
    --color-gray-500: #6B7280;
    --color-gray-600: #fff;
    --color-gray-700: #374151;
    --color-gray-800: #1F2937;
    --color-gray-900: #111827;
    --color-yellow: #FFBB00;

    /* 尺寸 */
    --container-width: 1376px;
    --border-radius-sm: 4px;
    --border-radius-lg: 12px;
    
    /* 字体 */
    --font-family: 'Roboto', sans-serif;
}

/* 重置样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    color: var(--color-gray-900);
    /*background-color: var(--color-white);*/
    line-height: 1.5;
}

/*main {*/
/*    background-color: var(--color-white);*/
/*}*/

/* 通用样式 */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 32px;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: bold;
    margin-bottom: 16px;
}

h1 {
    font-size: 48px;
    line-height: 60px;
    text-transform: uppercase;
    font-weight: 700;
}

h2 {
    font-size: 24px;
    line-height: 32px;
    font-weight: 600;
    text-align: center;
    margin-bottom: 16px;
}

h3 {
    font-size: 18px;
    line-height: 28px;
    font-weight: 500;
}

p {
    font-size: 16px;
    line-height: 24px;
    color: var(--color-gray-600);
    margin-bottom: 16px;
}

/* 导航栏 */
.navigation {
    padding: 16px 0;
    margin-bottom: 48px;
}

.nav-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 32px;
    display: flex;
    align-items: center;
}

.nav-link {
    color: var(--color-gray-500);
    font-size: 14px;
    text-decoration: none;
    margin-right: 10px;
}

.nav-divider {
    color: var(--color-gray-500);
    margin: 0 8px;
    font-size: 14px;
}

/* 头部区域 */
.header-section {
    margin-bottom: 48px;
}

.header-section h1 {
    margin-bottom: 16px;
}

.divider {
    width: 436px;
    height: 1px;
    background-color: var(--color-gray-200);
    margin-bottom: 16px;
}

.header-description {
    max-width: 1081px;
    margin-bottom: 24px;
}

.quote-button {
    background-color: var(--color-black);
    color: var(--color-white);
    border: none;
    border-radius: var(--border-radius-sm);
    padding: 12px 24px;
    font-size: 16px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.quote-button:hover {
    background-color: var(--color-gray-800);
}

/* 产品区域 */
.products-section, .education-section {
    padding-bottom: 80px;
}

.section-title {
    margin-bottom: 16px;
}

.section-description {
    max-width: 896px;
    margin: 0 auto 32px;
    text-align: center;
}

/* 原产品行样式，保留用于其他部分 */
.product-row {
    display: flex;
    justify-content: space-between;
    gap: 32px;
    margin-bottom: 32px;
}

/* 新增产品网格样式 */
.product-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-bottom: 32px;
}

.product-card {
    width: 100%;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
}

.product-image {
    width: 100%;
    height: 300px;
    overflow: hidden;
    margin-bottom: 16px;
    transition: transform 0.3s ease;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}
.product-card:hover .product-image img {
    transform: scale(1.05);
}
.product-title {
    font-size: 18px;
    line-height: 28px;
    font-weight: 500;
    margin-bottom: 0;
    text-align:center;
}

/* 完全移除hover效果 */
.product-card:hover,
.product-image:hover,
.product-image:hover img,
.product-title:hover {
    transform: none;
    box-shadow: none;
    border: none;
    filter: none;
    opacity: 1;
    cursor: default;
}

/* 服务特点区域 */
.features-section {
    background-color: var(--color-black);
    color: var(--color-white);
    padding: 64px 0;
    margin-bottom: 80px;
    border-radius: var(--border-radius-lg);
}

.features-container {
    display: flex;
    justify-content: space-between;
}

.feature-card {
    width: 416px;
    padding: 0 32px;
    text-align: center;
}

.feature-icon {
    width: 36px;
    height: 40px;
    margin: 0 auto 16px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature-title {
    font-size: 20px;
    line-height: 28px;
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: 16px;
}

.feature-description {
    color: var(--color-gray-300);
}

/* FAQ 区域 */
.faq-section {
    margin-bottom: 80px;
}

.faq-container {
    margin-top: 32px;
}

.faq-item {
    border: 1px dashed var(--color-gray-200);
    border-radius: var(--border-radius-lg);
    margin-bottom: 16px;
    overflow: hidden;
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 24px;
    background-color: #111;
    cursor: pointer;
}

.faq-question p {
    font-size: 16px;
    font-weight: 500;
    margin-bottom: 0;
    color: var(--color-white);
}

.faq-icon {
    transition: transform 0.3s;
}

.faq-active .faq-icon {
    transform: rotate(90deg);
}

.faq-answer {
    padding: 16px 24px;
    display: none;
}
.faq-answer p{
        color: rgba(255, 255, 255, .9);
}

.faq-active .faq-answer {
    display: block;
}

/* 联系表单区域 */
.contact-section {
    background-color: var(--color-black);
    color: var(--color-white);
    padding: 64px 0;
    border-radius: var(--border-radius-lg);
}

.contact-content {
    text-align: center;
    margin-bottom: 48px;
}

.contact-title {
    font-size: 30px;
    line-height: 36px;
    font-weight: 700;
    color: var(--color-white);
}

.contact-description {
    color: var(--color-gray-400);
}

.contact-form {
    max-width: 768px;
    margin: 0 auto;
}

.form-row {
    display: flex;
    gap: 24px;
    margin-bottom: 24px;
}

.form-group {
    flex: 1;
}

.form-input, .form-textarea {
    width: 100%;
    background-color: var(--color-gray-900);
    border: 1px dashed var(--color-gray-800);
    border-radius: var(--border-radius-sm);
    padding: 12px 16px;
    font-size: 16px;
    color: var(--color-white);
    font-family: var(--font-family);
}

.form-input::placeholder, .form-textarea::placeholder {
    color: var(--color-gray-400);
}

.form-textarea {
    min-height: 128px;
    margin-bottom: 24px;
    resize: vertical;
}

.form-submit {
    text-align: center;
}

.submit-button {
    background-color: var(--color-yellow);
    color: var(--color-white);
    border: none;
    border-radius: var(--border-radius-sm);
    padding: 16px 48px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s;
}

.submit-button:hover {
    background-color: #e0a700;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .container {
        padding: 0 24px;
    }
    
    .product-row, .features-container {
        flex-wrap: wrap;
        gap: 24px;
    }
    
    .product-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 24px;
    }

    .product-card, .feature-card {
        width: calc((100% - 24px) / 2);
    }
}

@media (max-width: 992px) {
    .product-card {
        width: 100%;
    }
    
    .product-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .feature-card {
        width: 100%;
        margin-bottom: 32px;
    }
}

@media (max-width: 768px) {
    .form-row {
        flex-direction: column;
    }
    
    .divider {
        width: 100%;
    }
    
    h1 {
        font-size: 32px;
        line-height: 42px;
    }
}

@media (max-width: 576px) {
    .product-row {
        flex-direction: column;
        gap: 24px;
    }
    
    .product-grid {
        grid-template-columns: 1fr;
    }

    .product-card {
        width: 100%;
    }
    
    .features-container {
        flex-direction: column;
        gap: 32px;
    }
    
    .feature-card {
        width: 100%;
    }
} 
.ex_header{
	position: none;
	background-color: #fff;
}