.vi-only {
  display: none;
}
html[lang="vi"] .en-only {
  display: none;
}
html[lang="vi"] .vi-only {
  display: initial;
}
.research-map {
  background: #0b1d16;
}
.research-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
.research-grid article {
  padding: 26px;
  border: 1px solid #28463a;
  border-radius: 20px;
  background: linear-gradient(145deg, #102c22, #071a13);
}
.research-grid code {
  color: #e6bd64;
  font-weight: 900;
}
.research-grid h3 {
  font:
    700 1.35rem/1.2 "Segoe UI",
    Arial,
    sans-serif;
  margin: 22px 0 10px;
}
.research-grid p {
  color: #a9beb3;
  min-height: 72px;
}
.research-grid article > span {
  display: inline-block;
  font:
    800 0.59rem ui-monospace,
    monospace;
  color: #a9f3cf;
  border: 1px solid #28463a;
  border-radius: 999px;
  padding: 6px 8px;
}
.research-lineage {
  margin-top: 26px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  padding: 24px;
  border: 1px dashed #496c50;
  border-radius: 18px;
  background: #06130f;
  font:
    800 0.67rem ui-monospace,
    monospace;
  letter-spacing: 0.05em;
}
.reference-label {
  margin: 28px 0 8px;
  color: #a9f3cf;
  font: 800 0.66rem/1.5 ui-monospace, monospace;
  letter-spacing: 0.08em;
}
.parallel-note {
  margin: 12px 0 0;
  padding: 18px 20px;
  border: 1px solid #28463a;
  border-radius: 14px;
  color: #cad9d0;
  background: #091a14;
}
.research-lineage i {
  color: #e6bd64;
  font-style: normal;
}
.cvnss-note {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 28px;
  margin-top: 18px;
  padding: 28px;
  border-left: 4px solid #e6bd64;
  background: #10291d;
  border-radius: 0 18px 18px 0;
}
.cvnss-note code {
  color: #e6bd64;
  font-weight: 900;
}
.cvnss-note h3 {
  margin: 0 0 8px;
  font:
    730 1.6rem "Segoe UI",
    Arial,
    sans-serif;
}
.cvnss-note p {
  margin: 0;
  color: #cad9d0;
}
@media (max-width: 900px) {
  .research-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 620px) {
  .research-grid {
    grid-template-columns: 1fr;
  }
  .cvnss-note {
    grid-template-columns: 1fr;
  }
}