/* Hub-only styles */
.search-bar { margin-bottom: 22px; }

#toolSearch {
  font-size: 1.05rem;
  padding: 15px 18px;
  box-shadow: var(--shadow);
  border-color: transparent;
}

.tool-section { margin-bottom: 26px; }

.group-title {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin: 0 0 12px 2px;
  font-weight: 700;
}

.tool-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.tool-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 16px;
  text-decoration: none;
  color: var(--text);
  display: flex;
  flex-direction: column;
  gap: 6px;
  box-shadow: var(--shadow);
  transition: transform 0.14s, box-shadow 0.14s, border-color 0.14s;
}

.tool-card:hover {
  transform: translateY(-4px);
  border-color: var(--primary);
  box-shadow: var(--shadow-lg);
}

.tool-icon { font-size: 1.7rem; line-height: 1; }
.tool-title { font-weight: 700; font-size: 0.98rem; }
.tool-desc { font-size: 0.8rem; color: var(--muted); }

.no-results { text-align: center; color: var(--muted); margin-top: 20px; }

@media (max-width: 720px) {
  .tool-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 420px) {
  .tool-grid { grid-template-columns: 1fr; }
}