body.research-page .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 24px;
}

/* Header */
body.research-page .header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    margin-bottom: 40px;
    border-bottom: 2px solid var(--border-color);
}

.logo-section {
    display: flex;
    align-items: center;
    gap: 16px;
}

.logo {
    height: 32px;
    width: auto;
}

.logo-divider {
    width: 1px;
    height: 24px;
    background: var(--border-color);
}

.logo-subtitle {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-decoration: none;
}

.logo-subtitle:hover {
    color: var(--transcend-blue);
}

.logo-subtitle.active {
    color: var(--transcend-blue);
    font-weight: 600;
}

.nav-link {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.15s ease;
}

.nav-link:hover {
    color: var(--transcend-blue);
}

.nav-link.active {
    color: var(--transcend-blue);
    font-weight: 600;
}

/* Page Title */
.page-title {
    margin-bottom: 32px;
}

.page-title h1 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.page-title p {
    font-size: 1rem;
    color: var(--text-secondary);
}

.auth-copy {
    margin: 20px 0;
    color: var(--text-secondary);
}

.page-contract,
.source-freshness {
    margin: 0 0 18px;
    padding: 18px 20px;
    border: 1px solid var(--border-color);
    border-left: 4px solid #1e3a8a;
    border-radius: 8px;
    background: #f8fafc;
}

.page-contract h2 {
    margin: 0 0 8px;
    color: var(--text-primary);
    font-size: 1.15rem;
}

.page-contract p,
.source-freshness p {
    margin: 0;
    color: var(--text-primary);
    line-height: 1.6;
}

.access-summary {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    margin: 0 0 18px;
}

.access-summary > div {
    padding: 14px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: #ffffff;
}

.access-label,
.source-label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-secondary);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.access-summary span:last-child {
    color: var(--text-primary);
    font-size: 0.9rem;
    line-height: 1.5;
}

.source-freshness {
    margin-bottom: 24px;
    border-left-color: #0f766e;
    background: #f0fdfa;
}

/* Research Grid */
.research-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 24px;
}

.research-card {
    background: white;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    padding: 24px;
    transition: all 0.2s ease;
    text-decoration: none;
    color: inherit;
    display: block;
}

.research-card:hover {
    border-color: var(--transcend-blue);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.research-icon {
    width: 48px;
    height: 48px;
    background: var(--transcend-light);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    margin-bottom: 16px;
}

.research-name {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.research-description {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: 16px;
}

.research-meta {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.research-date {
    font-size: 0.8rem;
    color: var(--text-tertiary);
    width: 100%;
    margin-top: 8px;
}

.research-tag {
    font-size: 0.75rem;
    font-weight: 600;
    padding: 4px 10px;
    border-radius: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background: #fae8ff;
    color: #86198f;
}

.tag-source-pending {
    color: #92400e;
    background: #fef3c7;
}

.tag-internal-only {
    color: #065f46;
    background: #d1fae5;
}

.research-author {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

/* Footer */
body.research-page .footer {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-secondary);
    font-size: 0.85rem;
    border-top: 1px solid var(--border-color);
    margin-top: 40px;
}

.footer a {
    color: var(--transcend-blue);
    text-decoration: none;
}

.footer a:hover {
    text-decoration: underline;
}

.footer-line,
.comments-empty-help {
    margin-top: 8px;
}

.comments-empty-help {
    font-size: 12px;
}

@media (max-width: 768px) {
    body.research-page .header {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }

    .page-title h1 {
        font-size: 1.5rem;
    }

    .research-grid {
        grid-template-columns: 1fr;
    }

    .access-summary {
        grid-template-columns: 1fr;
    }
}