/* Scoped Research lab layout. Keep the shared LMS design unchanged. */
.lab-tools-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-items: stretch;
  gap: 24px;
  margin: 4px 0 40px;
  width: 100%;
}
a.lab-tool-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  position: relative;
  min-width: 0;
  min-height: 260px;
  width: 100%;
  height: auto;
  padding: 28px;
  margin: 0;
  border: 1px solid #dfe3e6;
  border-top: 4px solid #3c454c;
  border-radius: 8px;
  background: #fff;
  color: #3c454c;
  text-decoration: none;
  overflow-wrap: anywhere;
  box-shadow: 0 3px 12px rgba(44, 51, 56, .035);
  transition: border-color .18s ease, box-shadow .18s ease;
}
a.lab-tool-card .eyebrow {
  display: block;
  margin: 0 0 18px;
  padding: 0;
  color: #805000;
  font-size: 11px;
  font-weight: 800;
  line-height: 1.5;
  letter-spacing: .12em;
  text-transform: uppercase;
}
a.lab-tool-card h2 {
  display: block;
  margin: 0 0 14px;
  color: #3c454c;
  font-size: 25px;
  line-height: 1.25;
  letter-spacing: -.025em;
}
a.lab-tool-card p {
  display: block;
  margin: 0 0 26px;
  color: #626b73;
  font-size: 15px;
  line-height: 1.65;
}
a.lab-tool-card b {
  display: block;
  width: 100%;
  margin-top: auto;
  padding-top: 18px;
  border-top: 1px solid #e5e7eb;
  color: #3c454c;
  font-size: 14px;
  line-height: 1.5;
}
a.lab-tool-card:hover {
  color: #3c454c;
  border-top-color: #f7a21b;
  border-color: #c8c1cf;
  background: #faf8fc;
  box-shadow: 0 8px 22px rgba(44, 51, 56, .08);
  text-decoration: none;
}
a.lab-tool-card:focus-visible {
  outline: 3px solid #f7a21b;
  outline-offset: 4px;
}
.lab-reference-library {
  display: block;
  clear: both;
  margin-top: 0;
  padding: 30px;
  border: 1px solid #ded8e5;
  border-radius: 8px;
  background: #f5f1f8;
}
.lab-reference-library h2 {
  margin: 0 0 16px;
  font-size: 26px;
  line-height: 1.25;
}
.lab-reference-library > p {
  max-width: 850px;
  margin-bottom: 24px;
  color: #626b73;
}
.lab-reference-library .reference-links {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 30px;
  font-size: 14px;
  line-height: 1.6;
}
.lab-reference-library .reference-links a {
  overflow-wrap: anywhere;
  text-decoration: underline;
  text-underline-offset: 3px;
}
@media (max-width: 1000px) {
  .lab-tools-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 700px) {
  .lab-tools-grid { grid-template-columns: minmax(0, 1fr); gap: 16px; }
  a.lab-tool-card { min-height: 230px; padding: 24px; }
  a.lab-tool-card h2 { font-size: 23px; }
  .lab-reference-library { padding: 24px; }
  .lab-reference-library .reference-links { grid-template-columns: minmax(0, 1fr); }
}
@media (prefers-reduced-motion: reduce) {
  a.lab-tool-card { transition: none; }
}