/* docs/css/tts.css */
.tts-container {
    display: flex;
    align-items: center;
    margin: 1.5rem 0;
    padding: 12px 16px;
    background-color: var(--md-default-bg-color);
    border: 1px solid var(--md-default-fg-color--light);
    border-radius: 8px;
    width: fit-content;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    gap: 12px;
}

.tts-btn {
    background-color: var(--md-primary-fg-color);
    color: var(--md-primary-bg-color);
    border: none;
    border-radius: 50%;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease-in-out;
}

.tts-btn:hover {
    background-color: var(--md-primary-fg-color--light);
    transform: scale(1.05);
}

.tts-btn svg {
    width: 24px;
    height: 24px;
    fill: currentColor;
}

.tts-btn-stop {
    background-color: transparent;
    color: var(--md-typeset-color);
    border: 1px solid var(--md-default-fg-color--light);
}

.tts-btn-stop:hover {
    background-color: rgba(255, 0, 0, 0.1);
    color: red;
    border-color: red;
}

.tts-status {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--md-typeset-color);
    user-select: none;
}

/* Pulse animation when playing */
.tts-playing .tts-btn-play {
    animation: tts-pulse 2s infinite;
}

@keyframes tts-pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(var(--md-primary-fg-color), 0.4);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(var(--md-primary-fg-color), 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(var(--md-primary-fg-color), 0);
    }
}