.patent-section { border-top: 1px solid #30343c; scroll-margin-top: 88px; }
.patent-layout { display: grid; grid-template-columns: minmax(0, 1fr) minmax(220px, 300px); gap: 40px; align-items: start; }
.patent-section h2 { margin: 12px 0 18px; font-size: 28px; letter-spacing: 0; overflow-wrap: anywhere; }
.patent-section .patent-kicker { color: #70d6bb; font-size: 12px; letter-spacing: 0; }
.patent-section p { max-width: 680px; line-height: 1.8; }
.patent-details { margin: 24px 0; }
.patent-details > div { display: grid; grid-template-columns: 130px minmax(0, 1fr); gap: 16px; padding: 12px 0; border-bottom: 1px solid #30343c; }
.patent-details dt { color: #a4acb8; word-break: keep-all; }
.patent-details dd { margin: 0; overflow-wrap: anywhere; }
.patent-section .patent-note { color: #b9c2ce; font-size: 14px; }
.patent-certificate { margin: 0; width: 100%; }
.patent-certificate a { display: block; }
.patent-certificate img { display: block; width: 100%; height: auto; aspect-ratio: 2457 / 3484; object-fit: contain; background: #fff; border: 1px solid #454a54; border-radius: 4px; }
.patent-certificate figcaption { margin-top: 12px; color: #b9c2ce; font-size: 13px; line-height: 1.6; }
.patent-section .patent-link { display: inline-block; margin-top: 18px; text-decoration: underline; text-underline-offset: 4px; }
@media (max-width: 700px) {
  .patent-layout { grid-template-columns: minmax(0, 1fr); gap: 28px; }
  .patent-section h2 { font-size: 24px; }
  .patent-details > div { grid-template-columns: 112px minmax(0, 1fr); gap: 12px; }
  .patent-certificate { max-width: 300px; }
}