/* LifeOS Voice-Text-Composer — vanilla CSS, einbindbar in jede PWA.
 * Grid-Layout: Mic(40) | Text(1fr) | Send(48) | TTS(48).
 * Tokens werden via CSS-Custom-Properties uebernommen, damit jede PWA
 * ihr Theme bewahren kann.
 */

.vtc-root {
  --vtc-bg: var(--composer-bg, rgba(20, 20, 20, 0.6));
  --vtc-fg: var(--composer-fg, #e8e8e8);
  --vtc-accent: var(--composer-accent, #5fa8ff);
  --vtc-danger: var(--composer-danger, #ff5b5b);
  --vtc-radius: var(--composer-radius, 12px);
  --vtc-gap: 8px;
  --vtc-pad: 10px;
  --vtc-mic-size: 40px;
  --vtc-btn-size: 48px;

  display: block;
  width: 100%;
  color: var(--vtc-fg);
  font-family: var(--composer-font, system-ui, sans-serif);
  box-sizing: border-box;
}

.vtc-row {
  display: grid;
  grid-template-columns: var(--vtc-mic-size) 1fr var(--vtc-btn-size) var(--vtc-btn-size);
  gap: var(--vtc-gap);
  align-items: stretch;
  padding: var(--vtc-pad);
  background: var(--vtc-bg);
  backdrop-filter: blur(8px);
  border-radius: var(--vtc-radius);
  border: 1px solid rgba(255,255,255,0.08);
}

.vtc-mic,
.vtc-send,
.vtc-tts-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(255,255,255,0.04);
  color: var(--vtc-fg);
  border-radius: 10px;
  cursor: pointer;
  font: inherit;
  font-weight: 500;
  transition: background 120ms ease, border-color 120ms ease, transform 80ms ease;
  min-height: 40px;
  outline: none;
}
.vtc-mic { width: var(--vtc-mic-size); }
.vtc-send { padding: 0 12px; }
.vtc-tts-toggle { width: var(--vtc-btn-size); }

.vtc-mic:hover,
.vtc-send:hover:not(:disabled),
.vtc-tts-toggle:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.2);
}
.vtc-mic:focus-visible,
.vtc-send:focus-visible,
.vtc-tts-toggle:focus-visible,
.vtc-text:focus-visible {
  outline: 2px solid var(--vtc-accent);
  outline-offset: 2px;
}

.vtc-mic[data-state="recording"] {
  background: var(--vtc-danger);
  border-color: var(--vtc-danger);
  color: #fff;
  animation: vtc-pulse 1.4s ease-in-out infinite;
}
@keyframes vtc-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(255,91,91,0.6); }
  50%      { box-shadow: 0 0 0 8px rgba(255,91,91,0); }
}

.vtc-mic-icon::before {
  content: "";
  display: block;
  width: 14px;
  height: 18px;
  border-radius: 7px;
  background: currentColor;
  box-shadow:
    0 14px 0 -6px currentColor,
    0 18px 0 -6px currentColor;
}

.vtc-tts-toggle[data-on="1"] {
  color: var(--vtc-accent);
  border-color: var(--vtc-accent);
}
.vtc-tts-icon::before {
  content: "🔊";
  font-size: 18px;
}
.vtc-tts-toggle[data-on="0"] .vtc-tts-icon::before {
  content: "🔇";
  opacity: 0.6;
}

.vtc-send:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.vtc-text {
  resize: none;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 10px;
  color: inherit;
  font: inherit;
  padding: 10px 12px;
  line-height: 1.4;
  min-height: 40px;
  max-height: 200px;
  overflow-y: auto;
}
.vtc-text::placeholder {
  color: rgba(255,255,255,0.45);
}

.vtc-status {
  margin-top: 6px;
  min-height: 1.2em;
  font-size: 0.85em;
  color: rgba(255,255,255,0.65);
}
.vtc-status[data-kind="error"] { color: var(--vtc-danger); }
.vtc-status[data-kind="warn"]  { color: #ffb960; }

.vtc-busy { opacity: 0.7; pointer-events: none; }
.vtc-busy .vtc-mic, .vtc-busy .vtc-send { cursor: wait; }

.vtc-reply {
  margin-top: 10px;
  padding: var(--vtc-pad);
  background: var(--vtc-bg);
  border-radius: var(--vtc-radius);
  border: 1px solid rgba(255,255,255,0.06);
}
.vtc-reply-text {
  white-space: pre-wrap;
  margin-bottom: 8px;
  line-height: 1.5;
}
.vtc-reply-audio {
  width: 100%;
}
.vtc-reply-audio[hidden] {
  display: none;
}

/* Responsiv: bei sehr schmalen Containern wird's noch einsetzbar. */
@media (max-width: 380px) {
  .vtc-row {
    grid-template-columns: var(--vtc-mic-size) 1fr var(--vtc-btn-size);
  }
  .vtc-tts-toggle {
    grid-column: 3;
    grid-row: 2;
    width: 100%;
    margin-top: var(--vtc-gap);
  }
}