:root {
  --chat-shell-bg: rgba(15, 15, 15, 0.94);
  --chat-shell-border: rgba(255, 255, 255, 0.12);
  --chat-shell-radius: 18px;
  --chat-shell-shadow: 0 18px 44px rgba(0, 0, 0, 0.28);
  --chat-surface-soft: rgba(255, 255, 255, 0.04);
  --chat-surface-mid: rgba(255, 255, 255, 0.08);
  --chat-surface-strong: rgba(255, 255, 255, 0.18);
  --chat-divider: rgba(255, 255, 255, 0.08);
  --chat-composer-bg: rgba(255, 255, 255, 0.08);
  --chat-composer-border: rgba(255, 255, 255, 0.2);
  --chat-composer-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  --chat-accent-bg: #ffffff;
  --chat-accent-fg: #000000;
  --chat-link: #9bc2ff;
  --chat-link-hover: #c5dcff;
  --chat-text-size: 18px;
  --chat-meta-size: 14px;
  --chat-timestamp-size: 12px;
  --chat-code-size: 14px;
  --chat-bubble-radius: 14px;
  --chat-bubble-padding: 10px 12px;
}

.chatgpt {
  border: 1px solid var(--chat-shell-border);
  border-radius: var(--chat-shell-radius);
  background: var(--chat-shell-bg);
  box-shadow: var(--chat-shell-shadow);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.chatgpt__tools {
  padding: 12px 14px 0;
  background: linear-gradient(to bottom, rgba(255, 255, 255, 0.02), rgba(255, 255, 255, 0));
}

.chatgpt__messages {
  min-height: 0;
  height: auto;
  padding: 10px 12px;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  touch-action: pan-y;
}

.chatgpt__composer {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  align-items: center;
  gap: 8px;
  margin: 0 14px 14px;
  padding: 10px 12px 10px 14px;
  border: 1px solid var(--chat-composer-border);
  border-radius: 22px;
  background: var(--chat-composer-bg);
  box-shadow: var(--chat-composer-shadow);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  overflow: hidden;
}

.chatgpt__composer textarea {
  grid-column: 1;
  width: 100%;
  flex: none;
  min-width: 0;
  min-height: 32px;
  height: 32px;
  max-height: calc(5 * 1.4em + 12px);
  padding: 6px 4px 6px 0;
  background: transparent;
  border: 0;
  border-radius: 0;
  box-sizing: border-box;
  color: var(--text);
  font-size: 14px;
  line-height: 1.4;
  resize: none;
  outline: none;
  overflow-x: hidden;
  overflow-y: hidden;
  overscroll-behavior: contain;
  box-shadow: none;
  -webkit-appearance: none;
}

.chatgpt__composer textarea::placeholder {
  color: rgba(255, 255, 255, 0.45);
}

@media (max-width: 768px) {
  .chatgpt__messages {
    overscroll-behavior-x: contain;
    overscroll-behavior-y: auto;
  }
}

.chatgpt__composer button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  min-width: 36px;
  height: 36px;
  padding: 0;
  border-radius: 50%;
  border: 1px solid var(--chat-composer-border);
  background: var(--chat-accent-bg);
  color: var(--chat-accent-fg);
  font-weight: 600;
  font-size: 0;
  line-height: 1;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  align-self: end;
}

.chatgpt__composer button:not(.chat-mic-btn) {
  grid-column: 3;
}

.chatgpt__composer button:not(.chat-mic-btn)::before {
  content: "";
  display: block;
  width: 16px;
  height: 16px;
  background: center / contain no-repeat url("../img/chat-send.svg");
}

.chatgpt__composer .chat-mic-btn {
  grid-column: 2;
  background: transparent;
  color: rgba(255, 255, 255, 0.82);
  font-size: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background-color 140ms ease, color 140ms ease, box-shadow 140ms ease, transform 140ms ease;
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
  -webkit-touch-callout: none;
}

.chatgpt__composer .chat-mic-btn::before {
  content: none;
}

.chatgpt__composer .chat-mic-btn svg {
  display: block;
  width: 18px;
  height: 18px;
}

.chatgpt__composer .chat-mic-btn.is-listening {
  background: #ffffff;
  color: #000000;
  border-color: rgba(255, 255, 255, 0.92);
  box-shadow: 0 10px 26px rgba(255, 255, 255, 0.18), 0 0 0 5px rgba(255, 255, 255, 0.08);
  animation: mic-pulse 1s ease-in-out infinite;
  transform: scale(1.06);
}

.chatgpt__composer .chat-mic-btn.is-processing {
  background: rgba(255, 255, 255, 0.16);
  color: rgba(255, 255, 255, 0.98);
  box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.06);
}

.chatgpt__composer .chat-mic-btn.is-speaking {
  background: rgba(255, 255, 255, 0.18);
  color: #ffffff;
  box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.08);
}

.chatgpt__composer .chat-mic-btn.is-held {
  transform: scale(1.08);
  box-shadow: 0 14px 30px rgba(255, 255, 255, 0.22), 0 0 0 8px rgba(255, 255, 255, 0.1);
}

.chatgpt__composer .chat-mic-btn.is-pressing {
  transform: scale(0.94);
  background: rgba(255, 255, 255, 0.14);
  color: rgba(255, 255, 255, 0.98);
  box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.06);
}

.chatgpt__composer .chat-mic-btn.is-error {
  background: rgba(183, 76, 76, 0.18);
  color: #ffb0b0;
  box-shadow: 0 0 0 2px rgba(183, 76, 76, 0.12);
}

.chatgpt__composer .chat-mic-btn:disabled {
  opacity: 0.38;
  cursor: not-allowed;
}

.chatgpt__composer[data-voice-state="listening"] {
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.08);
}

.chat-mic-hint {
  position: absolute;
  right: 0;
  bottom: calc(100% + 10px);
  max-width: min(220px, calc(100vw - 48px));
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.96);
  color: #000;
  font-size: 12px;
  line-height: 1.1;
  letter-spacing: 0.01em;
  box-shadow: 0 14px 32px rgba(0, 0, 0, 0.26);
  opacity: 0;
  transform: translateY(6px) scale(0.96);
  pointer-events: none;
  transition: opacity 160ms ease, transform 160ms ease;
  white-space: nowrap;
}

.chat-mic-hint.is-visible {
  opacity: 1;
  transform: translateY(0) scale(1);
}

@supports (-webkit-touch-callout: none) {
  .chatgpt__composer textarea {
    font-size: 16px;
  }

  .chat-mic-hint {
    max-width: min(180px, calc(100vw - 40px));
    font-size: 11px;
  }
}

@keyframes mic-pulse {
  0%,
  100% {
    transform: scale(1);
  }

  50% {
    transform: scale(1.06);
  }
}

.bubble {
  min-width: 0;
  padding: var(--chat-bubble-padding);
  border-radius: var(--chat-bubble-radius);
  font-size: var(--chat-meta-size);
}

.bubble.user {
  background: #fff;
  border: 1px solid #fff;
  color: #000;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.14);
}

.bubble.bot {
  padding: 0;
  background: transparent;
  border: 0;
  box-shadow: none;
}

.bubble.bot .bubble__body {
  color: #fff;
}

.bubble.bot .timestamp {
  margin-top: 4px;
  color: rgba(255, 255, 255, 0.42);
}

.bubble__body {
  color: #fff;
  font-size: var(--chat-text-size);
  line-height: 1.45;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.bubble.user .bubble__body {
  color: #000;
}

.bubble__body p,
.bubble__body li,
.bubble__body blockquote,
.bubble__body td,
.bubble__body th {
  font-size: inherit;
}

.bubble__body p {
  margin: 0 0 8px;
}

.bubble__body p:last-child {
  margin-bottom: 0;
}

.bubble__body a {
  color: var(--chat-link);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.bubble__body a:hover {
  color: var(--chat-link-hover);
}

.bubble.user .bubble__body a {
  color: #174ea6;
}

.bubble__body code {
  font-size: var(--chat-code-size);
}

.bubble .timestamp {
  margin-top: 6px;
  font-size: var(--chat-timestamp-size);
  color: rgba(255, 255, 255, 0.5);
}

.bubble.user .timestamp {
  color: rgba(0, 0, 0, 0.52);
}

.typing-indicator {
  display: inline-flex;
  align-items: center;
  margin-bottom: 18px;
  padding: 0;
  background: transparent;
  border: 0;
  font-size: var(--chat-meta-size);
}

  @media (max-width: 900px) {
  :root {
    --chat-shell-radius: 16px;
    --chat-text-size: 16px;
    --chat-meta-size: 14px;
    --chat-timestamp-size: 12px;
    --chat-code-size: 13px;
  }

  .chatgpt__messages {
    padding: 10px 16px;
  }

  .chatgpt__composer {
    gap: 7px;
    margin: 0 10px 10px;
    padding: 9px 10px 9px 12px;
    border-radius: 20px;
  }

  .chatgpt__composer textarea {
    font-size: 13px;
    min-height: 30px;
    height: 30px;
    max-height: calc(5 * 1.4em + 10px);
    padding: 5px 4px 5px 0;
  }

  .chatgpt__composer button {
      width: 36px;
      min-width: 36px;
      height: 36px;
    }

  .chatgpt__composer button:not(.chat-mic-btn)::before {
      width: 15px;
      height: 15px;
    }
  }