/* ════════════════════════════════════════════════
   Text-to-Speech Styles
   ════════════════════════════════════════════════ */

/* ── TTS Button (inline in cards) ── */
.tts-btn {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    border-radius: 8px;
    border: 1px solid rgba(139, 92, 246, 0.2);
    background: rgba(139, 92, 246, 0.08);
    color: var(--accent, #8b5cf6);
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.tts-btn:hover {
    background: rgba(139, 92, 246, 0.18);
    border-color: rgba(139, 92, 246, 0.4);
    transform: translateY(-1px);
}

.tts-btn svg {
    width: 14px;
    height: 14px;
    flex-shrink: 0;
}

/* Playing state */
.tts-btn.tts-playing {
    background: rgba(239, 68, 68, 0.12);
    border-color: rgba(239, 68, 68, 0.3);
    color: #ef4444;
    animation: tts-pulse 1.5s ease-in-out infinite;
}

.tts-btn.tts-playing:hover {
    background: rgba(239, 68, 68, 0.22);
}

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

/* Paused state */
.tts-btn.tts-paused {
    background: rgba(245, 158, 11, 0.12);
    border-color: rgba(245, 158, 11, 0.3);
    color: #f59e0b;
    animation: none;
}


/* ── Floating TTS Controls ── */
.tts-controls {
    position: fixed;
    bottom: 80px;
    right: 24px;
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 10px;
    background: rgba(30, 30, 46, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(139, 92, 246, 0.25);
    border-radius: 28px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    z-index: 9000;
    transform: translateY(20px);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.tts-controls-visible {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
}

.tts-controls .tts-ctrl-btn {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: none;
    background: rgba(139, 92, 246, 0.15);
    color: #c4b5fd;
    font-size: 14px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.tts-controls .tts-ctrl-btn:hover {
    background: rgba(139, 92, 246, 0.3);
    color: #fff;
}

.tts-controls .tts-ctrl-btn.tts-stop-btn {
    background: rgba(239, 68, 68, 0.2);
    color: #fca5a5;
}

.tts-controls .tts-ctrl-btn.tts-stop-btn:hover {
    background: rgba(239, 68, 68, 0.4);
    color: #fff;
}

.tts-controls .tts-ctrl-label {
    font-size: 11px;
    color: #a5b4fc;
    font-weight: 500;
    padding: 0 4px;
}


/* ── Light Mode ── */
html.light-mode .tts-btn {
    background: rgba(139, 92, 246, 0.06);
    border-color: rgba(139, 92, 246, 0.15);
    color: #7c3aed;
}

html.light-mode .tts-btn:hover {
    background: rgba(139, 92, 246, 0.12);
}

html.light-mode .tts-btn.tts-playing {
    background: rgba(239, 68, 68, 0.08);
    color: #dc2626;
}

html.light-mode .tts-controls {
    background: rgba(255, 255, 255, 0.95);
    border-color: rgba(139, 92, 246, 0.2);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

html.light-mode .tts-controls .tts-ctrl-btn {
    background: rgba(139, 92, 246, 0.1);
    color: #7c3aed;
}

html.light-mode .tts-controls .tts-ctrl-label {
    color: #6d28d9;
}


/* ── Mobile adjustments ── */
@media (max-width: 768px) {
    .tts-controls {
        bottom: 70px;
        right: 12px;
    }
}