/* Research Hub / SDG Monitor */

.research-page {
    padding-bottom: 48px;
}

.research-intro {
    background: #f8fafc;
    border: 1px solid rgba(8, 35, 92, 0.1);
    border-left: 4px solid var(--bkm-blue);
    border-radius: var(--bkm-radius);
    padding: 20px 24px;
    margin-bottom: 32px;
}

.research-intro h2 {
    margin: 0 0 8px;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--bkm-navy);
}

.research-intro p {
    margin: 0;
    font-size: 14px;
    color: var(--bkm-muted);
    line-height: 1.6;
    max-width: 900px;
}

.research-layout {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: 28px;
    align-items: start;
}

.research-sidebar {
    background: #fff;
    border: 1px solid rgba(8, 35, 92, 0.08);
    border-radius: var(--bkm-radius);
    padding: 24px 20px;
    text-align: center;
    position: sticky;
    top: 24px;
}

.research-sidebar__qr {
    background: #fff;
    border: 1px solid rgba(8, 35, 92, 0.08);
    border-radius: var(--bkm-radius);
    padding: 12px;
    display: inline-block;
}

.research-sidebar__qr img {
    width: 160px;
    height: 160px;
    display: block;
}

.research-sidebar__note {
    margin: 16px 0 0;
    font-size: 12px;
    color: var(--bkm-muted);
    line-height: 1.5;
}

.sdg-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 16px;
}

.sdg-card {
    background: #fff;
    border: 1px solid rgba(8, 35, 92, 0.08);
    border-radius: var(--bkm-radius);
    padding: 18px;
    display: flex;
    flex-direction: column;
    border-left: 4px solid var(--sdg-color, var(--bkm-blue));
    transition: box-shadow 0.2s, border-color 0.2s;
}

.sdg-card:hover {
    box-shadow: 0 6px 20px rgba(8, 35, 92, 0.07);
}

.sdg-card__head {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 10px;
}

.sdg-card__num {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    border-radius: 4px;
    background: var(--sdg-color, var(--bkm-blue));
    color: #fff;
    font-size: 14px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sdg-card__title {
    font-size: 14px;
    font-weight: 600;
    color: var(--bkm-navy);
    line-height: 1.35;
    margin: 0;
}

.sdg-card__desc {
    font-size: 13px;
    color: var(--bkm-muted);
    line-height: 1.5;
    margin: 0 0 16px;
    flex: 1;
}

.sdg-card__progress {
    background: #f8fafc;
    border: 1px solid rgba(8, 35, 92, 0.06);
    border-radius: 4px;
    padding: 10px 12px;
}

.sdg-card__progress-top {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--bkm-text);
    margin-bottom: 6px;
}

.sdg-card__progress-top span:last-child {
    color: var(--bkm-navy);
    font-size: 13px;
}

.sdg-card__progress-label {
    font-size: 10px;
    color: var(--bkm-muted);
    margin-bottom: 6px;
    display: block;
}

.sdg-card__bar {
    height: 6px;
    background: #e2e8f0;
    border-radius: 3px;
    overflow: hidden;
}

.sdg-card__bar-fill {
    height: 100%;
    background: var(--sdg-color, var(--bkm-blue));
    border-radius: 3px;
    width: var(--progress, 0%);
    transition: width 1s ease-out;
}

.research-history {
    margin-top: 32px;
    background: #fff;
    border: 1px solid rgba(8, 35, 92, 0.08);
    border-radius: var(--bkm-radius);
    padding: 24px;
    overflow-x: auto;
}

.research-history h3 {
    margin: 0 0 16px;
    font-size: 1rem;
    font-weight: 600;
    color: var(--bkm-navy);
}

.research-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.research-table th {
    text-align: left;
    padding: 10px 12px;
    background: #f8fafc;
    color: var(--bkm-muted);
    font-weight: 600;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 2px solid rgba(8, 35, 92, 0.08);
}

.research-table td {
    padding: 12px;
    border-bottom: 1px solid rgba(8, 35, 92, 0.06);
    color: var(--bkm-text);
}

.research-table tbody tr:hover td {
    background: #fafbfc;
}

.trend-positive {
    color: #166534;
    font-weight: 600;
    font-size: 12px;
}

@media (max-width: 992px) {
    .research-layout {
        grid-template-columns: 1fr;
    }

    .research-sidebar {
        position: static;
        max-width: 280px;
        margin: 0 auto;
    }
}

@media (max-width: 640px) {
    .sdg-grid {
        grid-template-columns: 1fr;
    }
}