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

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

#chatbot-mic.recording {
    background-color: var(--color-danger);
    color: var(--color-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: var(--radius-md);
    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: var(--radius-md);
    background-color: var(--color-bg-secondary);
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: all var(--transition-base);
    font-size: 1rem;
    padding: 0;
    margin-left: var(--spacing-xs);
    vertical-align: middle;
    position: relative;
    overflow: hidden;
}

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

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

.message-voice-btn.speaking {
    background-color: var(--color-primary);
    color: var(--color-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::after {
    content: attr(title);
    position: absolute;
    bottom: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%) scale(0);
    background-color: var(--color-bg-dark);
    color: var(--color-text-inverse);
    padding: 6px 10px;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    white-space: nowrap;
    pointer-events: none;
    opacity: 0;
    transition: all var(--transition-base);
    z-index: var(--z-tooltip);
    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(--color-bg-dark);
    color: var(--color-text-inverse);
    padding: 4px 8px;
    border-radius: var(--radius-sm);
    font-size: 0.7rem;
    white-space: nowrap;
    pointer-events: none;
    opacity: 0;
    transition: all var(--transition-base);
    z-index: var(--z-tooltip);
    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: var(--color-danger);
    color: var(--color-text-inverse);
    border-radius: var(--radius-md);
    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(--color-bg-tertiary);
}

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

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

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

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