#chatbot-mic {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: none;
  border-radius: 12px;
  background-color: var(--bg-secondary);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.3s ease;
  font-size: 1.3rem;
  padding: 0;
  position: relative;
  overflow: hidden;
  flex-shrink: 0;
}

#chatbot-mic:hover {
  background-color: var(--bg-tertiary);
  color: var(--primary);
  transform: scale(1.05);
}

#chatbot-mic.recording {
  background-color: #ef4444;
  color: var(--text-inverse);
  animation: pulse-recording 1.5s ease-in-out infinite;
}

#chatbot-mic.recording:hover {
  background-color: #dc2626;
}

@keyframes pulse-recording {
  0%, 100% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.7); }
  50% { box-shadow: 0 0 0 10px rgba(239, 68, 68, 0); }
}

#chatbot-mic.recording::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100%;
  height: 100%;
  border-radius: 12px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.3) 0%, transparent 70%);
  animation: wave-pulse 1s ease-out infinite;
}

@keyframes wave-pulse {
  0% { transform: translate(-50%, -50%) scale(0.8); opacity: 1; }
  100% { transform: translate(-50%, -50%) scale(1.5); opacity: 0; }
}

#chatbot-mic.recording::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(
    45deg,
    transparent 30%,
    rgba(255, 255, 255, 0.3) 50%,
    transparent 70%
  );
  animation: shine 2s infinite;
  pointer-events: none;
}

@keyframes shine {
  0% { transform: translateX(-100%) translateY(-100%) rotate(45deg); }
  100% { transform: translateX(100%) translateY(100%) rotate(45deg); }
}

.message-voice-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border: none;
  border-radius: 12px;
  background-color: var(--bg-secondary);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.3s ease;
  font-size: 1rem;
  padding: 0;
  margin-left: 8px;
  vertical-align: middle;
  position: relative;
  overflow: hidden;
}

.message-voice-btn:hover {
  background-color: var(--primary);
  color: var(--text-inverse);
  transform: scale(1.1);
}

.message-voice-btn:active {
  transform: scale(0.95);
}

.message-voice-btn.speaking {
  background-color: var(--primary);
  color: var(--text-inverse);
  animation: pulse-speaking 1.5s ease-in-out infinite;
}

@keyframes pulse-speaking {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}

.message-voice-btn.speaking::after {
  content: '';
  position: absolute;
  bottom: 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 14px;
  height: 2px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    currentColor 25%,
    transparent 50%,
    currentColor 75%,
    transparent 100%
  );
  background-size: 200% 100%;
  animation: sound-bars 1s linear infinite;
}

@keyframes sound-bars {
  0% { background-position: 0% 0%; }
  100% { background-position: 200% 0%; }
}

#chatbot-mic[title]::after {
  content: attr(title);
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) scale(0);
  background-color: var(--bg-dark);
  color: var(--text-inverse);
  padding: 6px 10px;
  border-radius: 8px;
  font-size: 0.75rem;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition: all 0.3s ease;
  z-index: 1000;
  box-shadow: var(--shadow-md);
}

#chatbot-mic:hover::after {
  transform: translateX(-50%) scale(1);
  opacity: 1;
}

#chatbot-mic.recording::after {
  display: none;
}

.message-voice-btn[title]::before {
  content: attr(title);
  position: absolute;
  bottom: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%) scale(0);
  background-color: var(--bg-dark);
  color: var(--text-inverse);
  padding: 4px 8px;
  border-radius: 8px;
  font-size: 0.7rem;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition: all 0.3s ease;
  z-index: 1000;
  box-shadow: var(--shadow-sm);
}

.message-voice-btn:hover::before {
  transform: translateX(-50%) scale(1);
  opacity: 1;
}

.message-voice-btn.speaking::before {
  display: none;
}

.recording-indicator {
  display: none;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  background-color: #ef4444;
  color: var(--text-inverse);
  border-radius: 12px;
  font-size: 0.85rem;
  position: absolute;
  top: -40px;
  left: 0;
  right: 0;
  margin: 0 auto;
  width: fit-content;
  box-shadow: var(--shadow-lg);
  animation: slideDown 0.3s ease;
}

#chatbot-mic.recording ~ .recording-indicator {
  display: flex;
}

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

.recording-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: currentColor;
  animation: blink 1s infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

[data-theme="dark"] #chatbot-mic {
  background-color: var(--bg-tertiary);
}

[data-theme="dark"] #chatbot-mic:hover {
  background-color: var(--bg-secondary);
}

[data-theme="dark"] .message-voice-btn {
  background-color: var(--bg-tertiary);
}

[data-theme="dark"] .message-voice-btn:hover {
  background-color: var(--primary);
}

#chatbot-mic:focus-visible,
.message-voice-btn:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

#chatbot-mic:disabled,
.message-voice-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

#chatbot-mic:disabled:hover,
.message-voice-btn:disabled:hover {
  transform: none;
  background-color: var(--bg-secondary);
}

@media (max-width: 480px) {
  #chatbot-mic {
    width: 40px;
    height: 40px;
    font-size: 1.2rem;
  }

  .message-voice-btn {
    width: 26px;
    height: 26px;
    font-size: 0.95rem;
  }
}