.research-hero {
    background: linear-gradient(140deg, color-mix(in srgb, var(--entry) 88%, var(--surface-2)), color-mix(in srgb, var(--entry) 88%, var(--surface-3)));
}

.research-header-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}

.filter-buttons {
    display: flex;
    gap: 0.45rem;
    flex-wrap: wrap;
}

.filter-btn {
    border: 1px solid var(--border);
    background: var(--entry);
    color: var(--secondary);
    border-radius: 999px;
    padding: 0.36rem 0.75rem;
    font-size: 0.82rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.filter-btn:hover,
.filter-btn.active {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-soft);
}

.reports-grid {
    margin-top: 1rem;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
    gap: 0.9rem;
}

.report-card {
    display: flex;
    flex-direction: column;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: var(--entry);
    min-height: 250px;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.report-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 26px -20px color-mix(in srgb, var(--accent) 65%, transparent);
}

.report-main {
    padding: 0.9rem;
    display: grid;
    gap: 0.6rem;
}

.report-headline {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
}

.report-company {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--secondary);
}

.report-category {
    font-size: 0.73rem;
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: 0.14rem 0.52rem;
    color: var(--secondary);
    background: color-mix(in srgb, var(--entry) 88%, var(--surface-2));
}

.report-title {
    margin: 0;
    font-size: 1rem;
    line-height: 1.35;
}

.report-summary {
    margin: 0;
    color: var(--secondary);
    font-size: 0.88rem;
}

.report-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    color: var(--secondary);
    font-size: 0.75rem;
}

.report-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
}

.tag {
    font-size: 0.72rem;
    border-radius: 999px;
    border: 1px solid var(--border);
    padding: 0.13rem 0.5rem;
    color: var(--secondary);
}

.report-highlights {
    margin: 0;
    color: var(--secondary);
    font-size: 0.8rem;
    padding-left: 1rem;
    display: grid;
    gap: 0.2rem;
}

.report-footer {
    margin-top: auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.8rem;
    border-top: 1px solid var(--border);
    padding: 0.75rem 0.9rem;
}

.read-more {
    text-decoration: none;
    font-size: 0.83rem;
    font-weight: 600;
    color: var(--accent);
}

.read-more:hover {
    text-decoration: underline;
}

.update-badge {
    font-size: 0.74rem;
    color: var(--secondary);
}

.empty-state {
    border: 1px dashed var(--tertiary);
    border-radius: 10px;
    color: var(--secondary);
    background: color-mix(in srgb, var(--entry) 90%, var(--surface-2));
    padding: 1rem;
}

@media (max-width: 760px) {
    .reports-grid {
        grid-template-columns: 1fr;
    }

    .report-footer {
        flex-direction: column;
        align-items: flex-start;
    }
}