styles.css

/* New Tooltip styles for translation extension */
.translation-tooltip {
  font-family: Arial, sans-serif;
  background-color: #ffffff;
  border-radius: 8px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  padding: 16px;
  max-width: 300px;
  animation: fadeIn 0.3s ease-out;
  position: absolute;
  z-index: 2147483647;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.translation-tooltip .audio-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 16px;
  vertical-align: middle;
  padding: 0 5px;
}

.translation-tooltip .audio-btn:hover {
  color: #007bff;
}

.translation-tooltip .original-container {
  display: flex;
  align-items: center;
  padding-bottom: 8px;
  border-bottom: 1px solid #eee;
}

.translation-tooltip .original-text {
  font-weight: bold;
  margin-bottom: 8px;
}

.translation-tooltip .katakana-text {
  font-style: italic;
  margin-bottom: 8px;
  color: #666;
}

.translation-tooltip .lang-select {
  width: auto;
  padding: 4px 8px;
  margin-bottom: 12px;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-size: 12px;
  height: 24px;
  line-height: 24px;
  align-self: flex-start !important;
}

.translation-tooltip .translations {
  margin-top: 12px;
  display: flex;
  flex-direction: column;
  align-items: stretch !important;
  width: 100%;
}

.translation-tooltip .translation-item {
  margin-bottom: 12px;
  width: 100%;
}

.translation-tooltip .translation-item h4 {
  margin: 0 0 4px 0;
  font-size: 14px;
  color: #666;
  text-align: left;
}

.translation-tooltip .translation-item p {
  margin: 0;
  font-size: 16px;
  color: #333;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

.translation-tooltip .lang-select option {
  font-size: 12px;
  padding: 2px 4px;
}