/* V-2 logo-as-LLM — chat panel that replaces the aphorism stage on demand. */

.icon-chat-trigger {
  display: inline-flex;
  align-items: baseline;
  gap: 0.5em;
  margin-top: 16px;
  padding: 6px 0;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-primary);
  background: transparent;
  border: none;
  border-bottom: 1px solid currentColor;
  cursor: pointer;
  pointer-events: auto;
  transition: color var(--dur-hover) var(--ease-ui);
}
.icon-chat-trigger:hover,
.icon-chat-trigger:focus-visible {
  color: var(--accent-secondary);
}
.icon-chat-trigger .arrow {
  display: inline-block;
  transition: transform var(--dur-hover) var(--ease-ui);
}
.icon-chat-trigger:hover .arrow,
.icon-chat-trigger:focus-visible .arrow {
  transform: translateX(4px);
}

.icon-chat-panel {
  margin-top: 16px;
  padding: 16px clamp(8px, 2vw, 20px);
  pointer-events: auto;
  text-align: left;
  max-width: 42ch;
  margin-left: auto;
  margin-right: auto;
  border-top: 1px solid transparent;
  border-image: linear-gradient(90deg, transparent, var(--rule), transparent) 1;
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 200ms var(--ease-ui), transform 200ms var(--ease-ui);
}
.icon-chat-panel.open {
  opacity: 1;
  transform: translateY(0);
}

.icon-chat-log {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-height: 280px;
  overflow-y: auto;
  margin-bottom: 12px;
  scrollbar-width: thin;
}
.icon-chat-log:empty {
  display: none;
}
.icon-chat-msg {
  font-family: var(--serif-body);
  font-size: 14px;
  line-height: 1.5;
  color: var(--text-primary);
  white-space: pre-wrap;
  word-wrap: break-word;
}
.icon-chat-msg-user {
  color: var(--text-muted);
  font-style: italic;
}
.icon-chat-msg-user::before {
  content: 'You: ';
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-primary);
  font-style: normal;
  margin-right: 0.4em;
}

.icon-chat-form {
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid var(--rule);
  transition: border-color var(--dur-hover) var(--ease-ui);
}
.icon-chat-form:focus-within {
  border-bottom-color: var(--accent-primary);
}
.icon-chat-input {
  flex: 1;
  font-family: var(--serif-body);
  font-size: 14px;
  color: var(--text-primary);
  background: transparent;
  border: none;
  padding: 8px 0;
  outline: none;
}
.icon-chat-input::placeholder {
  color: var(--text-muted);
  font-style: italic;
}
.icon-chat-send {
  font-family: var(--mono);
  font-size: 14px;
  color: var(--accent-primary);
  background: transparent;
  border: none;
  padding: 8px;
  cursor: pointer;
  transition: color var(--dur-hover) var(--ease-ui);
}
.icon-chat-send:hover,
.icon-chat-send:focus-visible {
  color: var(--accent-secondary);
}
.icon-chat-send:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.icon-chat-trust {
  margin-top: 10px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  text-align: center;
}

.icon-chat-counter {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-secondary);
  margin-top: 4px;
}

@media (prefers-reduced-motion: reduce) {
  .icon-chat-panel {
    transition: none;
  }
}