.bd-placeholder-img {
  font-size: 1.125rem;
  text-anchor: middle;
  -webkit-user-select: none;
  -moz-user-select: none;
  user-select: none;
}

@media (min-width: 768px) {
  .bd-placeholder-img-lg {
    font-size: 3.5rem;
  }
  .record-item {
    gap: 30px;
  }
}

.content h1 {
  font-size: 32px;
  margin-bottom: 10px;
}

.content h1 span {
  font-weight: normal;
  color: #666;
  font-size: 18px;
}

.subtitle-bar {
  width: 100%;
  background: #f1f1f1;
  padding: 10px 15px;
  font-weight: bold;
  margin: 20px 0;
  border-radius: 5px;
  display: inline-block;
}

.description {
  margin-bottom: 40px;
  color: #444;
  max-width: 700px;
}

.patents-section h2 {
  margin-bottom: 20px;
}

.columns {
  display: flex;
  gap: 30px;
  flex-wrap: wrap;
}

.column {
  flex: 1;
  min-width: 250px;
}

.column h3 {
  font-size: 16px;
  margin-bottom: 10px;
}

.column ul {
  list-style: none;
  padding-left: 0;
}

.column li {
  margin-bottom: 8px;
  padding-left: 20px;
  position: relative;
}

.column li::before {
  content: "✔";
  position: absolute;
  left: 0;
  color: #00a3c8;
}

.buttons {
  margin-top: 40px;
}

.buttons a {
  display: block;
  background: #f1f1f1;
  margin-bottom: 10px;
  padding: 15px 20px;
  border-radius: 8px;
  color: #333;
  font-weight: bold;
}


.main-section h1 {
  margin-bottom: 40px;
}

.record-item {
  margin-bottom: 20px;
}

.record-date {
  color: #212529;
  font-weight: 500;
  width: 255px;
  font-size: 1.4rem;
}

.record-description {
  background: #e9e9e9;
  padding: 20px 20px;
  border-radius: 30px;
  font-size: 14px;
  width: 100%;
  max-width: 1000px;
  color: #3d364e;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: nowrap;
}

.record-description span {
  white-space: normal;
  flex-grow: 1;
}

.know-more-link {
  color: #00a3c8;
  text-decoration: underline;
  font-size: 14px;
  white-space: nowrap;
  flex-shrink: 0;
}

.record-arrow-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border: 1px solid #ccc;
  border-radius: 50%;
  color: #555d66;
  text-decoration: none;
  flex-shrink: 0;
}

.show-more {
  display: block;
  margin: 40px auto;
  padding: 10px 30px;
  background-color: #555d66;
  color: white;
  border: none;
  border-radius: 20px;
  font-size: 14px;
}