.research_project,
.board .research_project_footer {
    --research-brand: #004097;
    --research-brand-soft: #f7faff;
    --research-text-primary: #1a1a1a;
    --research-text-secondary: #4a5568;
    --research-text-muted: #8a9ab8;
    --research-border: #e0e4ec;
}

.research_project {
    max-width: 1200px;
    margin: 0 auto;
    color: var(--research-text-primary);
    font-family: "Pretendard", "Spoqa Han Sans Neo", "Spoqa Han Sans JP", sans-serif;
    letter-spacing: 0;
    word-break: keep-all;
    overflow-wrap: break-word;
}

.research_project_footer {
    font-family: "Pretendard", "Spoqa Han Sans Neo", "Spoqa Han Sans JP", sans-serif;
    letter-spacing: 0;
}

.research_project *,
.research_project_footer,
.research_project_footer * {
    box-sizing: border-box;
    font-family: inherit;
    letter-spacing: 0;
}

.research_project a,
.research_project_footer a {
    text-decoration: none;
}

.research_project_title {
    margin-bottom: 40px;
    padding-bottom: 24px;
    text-align: center;
}

.research_project_title h1 {
    margin: 0;
    font-size: 30px;
    font-weight: 700;
    line-height: 1.2;
    color: var(--research-brand);
    letter-spacing: 0;
}

.research_project_header,
.research_project_row {
    display: grid;
    grid-template-columns: 56px minmax(0, 1fr) 200px 220px;
    column-gap: 24px;
    align-items: center;
}

.research_project_manageable .research_project_header,
.research_project_manageable .research_project_row {
    grid-template-columns: 32px 56px minmax(0, 1fr) 200px 220px;
}

.research_project_header {
    padding: 14px 16px;
    border-top: 2px solid var(--research-brand);
    border-bottom: 1px solid var(--research-brand);
    font-size: 16px;
    font-weight: 700;
    line-height: 1.4;
    color: var(--research-brand);
    letter-spacing: 0;
}

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

.research_project_row {
    padding: 18px 16px;
    border-bottom: 1px solid var(--research-border);
    transition: background 0.18s ease;
}

.research_project_row:hover {
    background: var(--research-brand-soft);
}

.research_project .col_num,
.research_project .row_num,
.research_project .col_check,
.research_project .row_check,
.research_project .col_period,
.research_project .row_period,
.research_project .col_ordering,
.research_project .row_ordering {
    text-align: center;
}

.research_project .col_name {
    text-align: left;
}

.research_project .row_num {
    font-size: 14px;
    font-weight: 600;
    line-height: 1.4;
    color: var(--research-brand);
    letter-spacing: 0;
}

.research_project .row_name {
    min-width: 0;
    font-size: 14px;
    font-weight: 500;
    line-height: 1.55;
    color: var(--research-text-primary);
    letter-spacing: 0;
}

.research_project .research_project_link {
    color: inherit;
    text-decoration: none;
}

.research_project .research_project_link:hover,
.research_project .research_project_link:focus {
    color: var(--research-brand);
    text-decoration: underline;
}

.research_project .research_project_secret {
    display: inline-block;
    margin-left: 6px;
    color: var(--research-text-muted);
    vertical-align: middle;
}

.research_project .row_period {
    font-size: 14px;
    line-height: 1.4;
    color: var(--research-text-muted);
    letter-spacing: 0;
    white-space: nowrap;
}

.research_project .row_ordering {
    font-size: 14px;
    font-weight: 500;
    line-height: 1.4;
    color: var(--research-text-secondary);
    letter-spacing: 0;
}

.research_project_empty {
    padding: 60px 16px;
    border-bottom: 1px solid var(--research-border);
    font-size: 14px;
    color: var(--research-text-muted);
    text-align: center;
}

.board .research_project_footer {
    justify-content: center;
    margin: 28px 0 0;
}

.board .research_project_footer .pagination_wrap {
    width: 100%;
}

.board .research_project_footer .pagination {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    align-items: center;
    justify-content: center;
    box-shadow: none;
}

.board .research_project_footer .pagination a,
.board .research_project_footer .pagination strong {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 34px;
    height: 34px;
    padding: 0 10px;
    border: 1px solid var(--research-border);
    border-radius: 4px;
    font-size: 13px;
    font-weight: 500;
    line-height: 1;
    color: var(--research-text-secondary);
    text-decoration: none;
    letter-spacing: 0;
}

.board .research_project_footer .pagination strong {
    border-color: var(--research-brand);
    background: var(--research-brand);
    color: #fff;
}

.board .research_project_footer .pagination a:hover,
.board .research_project_footer .pagination a:focus {
    border-color: var(--research-brand);
    color: var(--research-brand);
}

.board .research_project_footer .pagination .direction {
    font-size: 11px;
}

.board .research_project_footer .research_project_write_area {
    display: flex;
    gap: 8px;
    justify-content: flex-end;
    width: 100%;
    max-width: 1200px;
    margin: 18px auto 0;
}

.board .research_project_footer .research_project_write {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 78px;
    height: 38px;
    padding: 0 18px;
    border: 1px solid var(--research-brand);
    border-radius: 4px;
    background: var(--research-brand);
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    line-height: 1;
    text-decoration: none;
}

.board .research_project_footer .research_project_manage {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 96px;
    height: 38px;
    padding: 0 18px;
    border: 1px solid var(--research-border);
    border-radius: 4px;
    background: #fff;
    color: var(--research-text-secondary);
    font-size: 14px;
    font-weight: 600;
    line-height: 1;
    text-decoration: none;
}

.board .research_project_footer .research_project_write:hover,
.board .research_project_footer .research_project_write:focus {
    background: #fff;
    color: var(--research-brand);
}

.board .research_project_footer .research_project_manage:hover,
.board .research_project_footer .research_project_manage:focus {
    border-color: var(--research-brand);
    color: var(--research-brand);
}

@media (max-width: 768px) {
    .research_project {
        padding: 28px 12px;
    }

    .research_project_title {
        margin-bottom: 28px;
        padding-bottom: 18px;
    }

    .research_project_title h1 {
        font-size: 22px;
    }

    .research_project_header,
    .research_project_row {
        grid-template-columns: 44px minmax(0, 1fr) 140px;
        column-gap: 14px;
        padding-right: 8px;
        padding-left: 8px;
    }

    .research_project_manageable .research_project_header,
    .research_project_manageable .research_project_row {
        grid-template-columns: 28px 44px minmax(0, 1fr) 140px;
    }

    .research_project_header {
        padding-top: 12px;
        padding-bottom: 12px;
        font-size: 12px;
    }

    .research_project_row {
        padding-top: 14px;
        padding-bottom: 14px;
    }

    .research_project .col_period,
    .research_project .row_period {
        display: none;
    }

    .research_project .row_num {
        font-size: 12.5px;
    }

    .research_project .row_name {
        font-size: 13.5px;
        line-height: 1.5;
    }

    .research_project .row_ordering {
        font-size: 12px;
    }
}

@media (max-width: 480px) {
    .research_project_title h1 {
        font-size: 19px;
    }

    .research_project_header {
        grid-template-columns: 36px minmax(0, 1fr);
        column-gap: 10px;
        padding: 10px 6px;
        font-size: 11px;
    }

    .research_project_row {
        grid-template-columns: 36px minmax(0, 1fr);
        column-gap: 10px;
        row-gap: 6px;
        align-items: start;
        padding: 14px 6px;
    }

    .research_project_manageable .research_project_header {
        grid-template-columns: 26px 36px minmax(0, 1fr);
    }

    .research_project_manageable .research_project_row {
        grid-template-columns: 26px 36px minmax(0, 1fr);
    }

    .research_project .col_ordering {
        display: none;
    }

    .research_project_manageable .col_name {
        grid-column: 3;
    }

    .research_project_manageable .row_check {
        grid-row: 1 / span 2;
    }

    .research_project_manageable .row_num {
        grid-column: 2;
    }

    .research_project .row_num {
        grid-row: 1 / span 2;
        padding-top: 2px;
        font-size: 12px;
    }

    .research_project .row_name {
        grid-column: 2;
        grid-row: 1;
        font-size: 13.5px;
    }

    .research_project .row_ordering {
        grid-column: 2;
        grid-row: 2;
        text-align: left;
        color: var(--research-text-muted);
    }

    .research_project_manageable .row_name,
    .research_project_manageable .row_ordering {
        grid-column: 3;
    }

    .board .research_project_footer .pagination a,
    .board .research_project_footer .pagination strong {
        min-width: 30px;
        height: 30px;
        padding: 0 8px;
        font-size: 12px;
    }
}