.year-block {
  margin-bottom: 38px;
}

.year-title {
  margin: 0 0 22px;
  padding-bottom: 12px;
  font-size: 26px;
  font-weight: 700;
  color: #1f3f68;
  border-bottom: 1px solid #d9dde3;
}

.paper-card {
  background: #ffffff;
  border-radius: 16px;
  padding: 22px 36px;
  margin-bottom: 14px;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.05);
  border-left: 6px solid #0b63f6;
  transition: transform 0.22s ease, box-shadow 0.22s ease;
}

.paper-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.08);
}

.paper-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
}

.journal-name {
  font-size: 17px;
  font-weight: 600;
  color: #0b63f6;
}

.paper-year {
  font-size: 17px;
  color: #666;
}

.paper-title {
  margin: 0 0 12px;
  font-size: 24px;
  line-height: 1.5;
  font-weight: 700;
  color: #2c2f36;
}

.paper-title a {
  color: inherit;
  text-decoration: none;
}

.paper-title a:hover {
  color: #0b63f6;
}

.paper-authors {
  margin: 0 0 8px;
  font-size: 15px;
  color: #3a3f47;
}

.paper-source {
  margin: 0 0 8px;
  font-size: 15px;
  color: #666;
}

.paper-tag {
  margin: 0;
  font-size: 15px;
  font-weight: 500;
  color: #0b63f6;
}

@media (max-width: 900px) {
  .paper-card {
    padding: 18px;
  }

  .paper-top {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .paper-title {
    font-size: 19px;
  }

  .paper-authors,
  .paper-source,
  .paper-tag,
  .journal-name,
  .paper-year {
    font-size: 15px;
  }
}
.paper-title-link {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease, text-shadow 0.2s ease;
}

.paper-title-link:hover {
  color: #2f8fe7;
  text-shadow: 0 4px 10px rgba(47, 143, 231, 0.14);
}

.paper-title-link:focus-visible {
  outline: 2px solid rgba(47, 143, 231, 0.45);
  outline-offset: 4px;
  border-radius: 4px;
}