/* ============================================
   LICENSING PAGE STYLES
   Patent list, family grouping, CTA
   ============================================ */

/* Patent list sections */
.patent-section {
    padding: var(--section-pad) 0;
    border-bottom: 1px solid var(--border);
}
.patent-section:last-of-type {
    border-bottom: none;
}
.patent-section-header {
    margin-bottom: 36px;
}
.patent-section-header .patent-count {
    font-size: 13px;
    color: var(--text-muted);
    font-weight: 500;
    margin-top: 4px;
}

.patent-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.patent-item {
    padding: 18px 22px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: border-color 0.2s,
                opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1),
                transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.patent-item.visible {
    transition: border-color 0.2s;
}
.patent-item:hover {
    border-color: var(--border-light);
}
.patent-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.5;
    margin-bottom: 4px;
}
.patent-meta {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.6;
}
.patent-meta a {
    font-weight: 500;
}

/* Patent family grouping */
.patent-family {
    margin-bottom: 32px;
}
.patent-family:last-child {
    margin-bottom: 0;
}
.patent-family-title {
    font-family: var(--font-body);
    font-size: 14px;
    font-weight: 700;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 16px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border);
}

/* Licensing CTA */
.licensing-cta {
    padding: var(--section-pad) 0;
    text-align: center;
}
.licensing-cta-inner {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: clamp(40px, 5vw, 64px);
    position: relative;
    overflow: hidden;
}
.licensing-cta-inner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
}
.licensing-cta p {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 640px;
    margin: 0 auto 28px;
}

/* ============================================
   LICENSING — RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
    .patent-item {
        padding: 14px 16px;
    }
}