.mk-intro{max-width:760px;margin:0 0 48px}.mk-intro p{font-size:1.05rem;line-height:1.75;color:#374151;margin:0 0 20px}.btn-dl{display:inline-flex;align-items:center;gap:10px;padding:14px 24px;background:#00b67a;color:#fff;font-weight:700;font-size:.9rem;text-decoration:none;border-radius:3px;margin-top:8px}.btn-dl:hover{background:#009966}.mk-section{border-top:2px solid #e5e7eb;padding:36px 0 32px;margin-bottom:8px}.mk-section h2{font-size:1.5rem;font-weight:800;margin:0 0 18px;letter-spacing:-.02em}.mk-section p{line-height:1.7;color:#374151;margin:0 0 14px}.mk-section ul{padding-left:22px;margin:0 0 14px;line-height:1.7;color:#374151}.mk-section li{margin:.35em 0}.brand-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:18px;margin:20px 0}.brand-card{padding:20px;border:1px solid #e5e7eb;background:#f9fafb}.brand-card h3{margin:0 0 4px;font-size:1.05rem;font-weight:700}.brand-card .brand-url{font-size:.8rem;color:#6b7280;margin:0 0 8px}.brand-card p{font-size:.88rem;color:#374151;margin:0 0 8px}.brand-card ul{padding-left:18px;margin:0;font-size:.85rem;color:#374151}.mk-section h3{font-size:1.1rem;font-weight:700;margin:24px 0 8px}@media(max-width:640px){.brand-grid{grid-template-columns:1fr}}