/* 服务网格样式 - 与index.html保持一致 */
.services-grid-section {
    padding: 80px 8%;
    background-color: #f8f9fa;
}

.services-grid-section h2 {
    color: rgba(0,156,235);
    font-size: 2.2rem;
    margin-bottom: 50px;
    text-align: center;
    border-bottom: 2px solid rgba(0,156,235);
    padding-bottom: 15px;
    display: inline-block;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.service-item {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    aspect-ratio: 4/3;
}

.service-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
}

.service-image {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0,156,235) 0%, #2c7cd4 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.service-image i {
    font-size: 3rem;
    margin-bottom: 15px;
}

.service-content {
    padding: 20px;
    text-align: center;
}

.service-content h3 {
    font-size: 1.5rem;
    color: rgba(0,156,235);
    margin-bottom: 10px;
}

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

.service-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(26, 95, 180, 0.7), rgba(26, 95, 180, 0.9));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    opacity: 0;
    transition: opacity 0.3s;
    flex-direction: column;
}

.service-item:hover .service-overlay {
    opacity: 1;
}

.service-overlay h3 {
    font-size: 1.8rem;
    font-weight: bold;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    margin-bottom: 10px;
}

.service-overlay p {
    font-size: 1rem;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
    text-align: center;
    padding: 0 20px;
}
/* 认证系统分类样式 */
.certification-systems {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin: 40px 0;
}

.system-item {
    background: white;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border-left: 4px solid rgba(0,156,235);
}

.system-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.system-header {
    background: linear-gradient(135deg, rgba(0,156,235), #2c7fda);
    color: white;
    padding: 20px 25px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.system-header h3 {
    margin: 0;
    font-size: 1.4rem;
    font-weight: bold;
}

.system-class {
    background: rgba(255, 255, 255, 0.2);
    padding: 5px 15px;
    border-radius: 20px;
    font-weight: bold;
    font-size: 0.9rem;
}

.system-content {
    padding: 25px;
}

.system-description {
    color: #555;
    line-height: 1.6;
    margin-bottom: 15px;
    font-size: 1rem;
    font-style: italic;
}

.system-chinese {
    color: #333;
    font-weight: bold;
    line-height: 1.5;
    padding: 12px 15px;
    background: #f8f9fa;
    border-radius: 6px;
    border-left: 3px solid rgba(0,156,235);
    margin: 0;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .system-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    
    .system-header h3 {
        font-size: 1.2rem;
    }
    
    .system-content {
        padding: 20px;
    }
    
    .system-description {
        font-size: 0.9rem;
    }
}
/* 响应式设计 */
@media (max-width: 768px) {
    .services-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .services-grid-section h2 {
        font-size: 1.8rem;
    }
}