.project_list .title {
    font-size: 20px;
}@media screen and (max-width: 750px) {
    .project_list .title {
        font-size: 16px;
    }
}#page_header .overlay {
    background-color: rgba(0, 0, 0, 0.3);
}
#project_title_area .title {
    font-size: 24px;
}@media screen and (max-width: 750px) {
    #project_title_area .title {
        font-size: 18px;
    }
}

#menu-casestudy li a {
    height: auto;
    min-height: 70px;
    padding-top: 17px;
    padding-bottom: 17px;
    line-height: 1.5;
    white-space: normal;
    overflow: visible;
    align-items: flex-start;
}
@media screen and (max-width: 750px) {
    #menu-casestudy li a {
        min-height: 50px;
        padding-top: 13px;
        padding-bottom: 13px;
        line-height: 1.45;
    }
}

.research-tech-lead {
    margin: -12px 0 24px;
    color: #555;
    line-height: 1.9;
}
.research-tech-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
    margin: 0;
}
.research-tech-group {
    position: relative;
    min-height: 150px;
    padding: 22px 22px 20px;
    overflow: hidden;
    border: 1px solid #d9e6f2;
    border-radius: 4px;
    background: linear-gradient(145deg, #f8fbfe 0%, #eef5fb 100%);
    box-shadow: 0 8px 20px rgba(0, 73, 137, .08);
}
.research-tech-group::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 6px;
    height: 100%;
    background: #3580d6;
}
.research-tech-group:nth-child(2)::before {
    background: #2aa7a1;
}
.research-tech-group:nth-child(3)::before {
    background: #f09a45;
}
.research-tech-group:nth-child(4)::before {
    background: #7656bd;
}
.research-tech-group h4 {
    margin: 0 0 16px;
    color: #004989;
    font-size: 17px;
    font-weight: 700;
}
.research-tech-group ul {
    display: flex;
    flex-wrap: wrap;
    gap: 9px;
    margin: 0;
    padding: 0;
    list-style: none;
}
.research-tech-group li {
    margin: 0;
    padding: 7px 12px;
    border: 1px solid #3580d6;
    border-radius: 999px;
    background: #fff;
    color: #14528d;
    font-size: 14px;
    line-height: 1.3;
}
@media screen and (max-width: 750px) {
    .research-tech-lead {
        margin-top: -8px;
        font-size: 14px;
    }
    .research-tech-grid {
        grid-template-columns: 1fr;
        gap: 14px;
    }
    .research-tech-group {
        min-height: auto;
        padding: 18px 18px 17px;
    }
    .research-tech-group h4 {
        font-size: 16px;
    }
}