/* Dashboard — chat with your agents */

.fx-chat-layout {
  display: grid;
  grid-template-columns: minmax(220px, 280px) minmax(0, 1fr);
  gap: 20px;
  min-height: min(72vh, 640px);
  align-items: stretch;
}

.fx-chat-sidebar {
  display: flex;
  flex-direction: column;
  gap: 14px;
  background: var(--fx-bg, #fff);
  border: 1px solid var(--fx-border, rgba(0, 0, 0, 0.08));
  border-radius: var(--fx-radius-lg, 12px);
  padding: 18px;
  box-shadow: var(--fx-shadow-sm);
}

.fx-chat-sidebar .form-label {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--fx-text-secondary, #6b7280);
}

.fx-chat-sidebar #btn-new-chat {
  flex: 0 0 auto;
  align-self: flex-start;
  width: auto;
  min-height: 0;
  height: auto;
  padding: 4px 8px;
  font-size: 11px;
  font-weight: 500;
  line-height: 1.3;
  border-radius: 6px;
}

.fx-chat-thread-list {
  list-style: none;
  margin: 0;
  padding: 0;
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-height: 120px;
  max-height: 420px;
}

.fx-chat-thread-btn {
  width: 100%;
  text-align: left;
  padding: 10px 12px;
  border: 1px solid transparent;
  border-radius: 8px;
  background: transparent;
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
  color: var(--fx-text, #12121a);
  transition: background 0.15s, border-color 0.15s;
}

.fx-chat-thread-btn:hover {
  background: var(--fx-bg-soft, #f5f5f7);
}

.fx-chat-thread-btn.is-active {
  background: var(--fx-bg-muted, #eef1f4);
  border-color: var(--fx-border, rgba(0, 0, 0, 0.08));
  font-weight: 600;
}

.fx-chat-thread-btn small {
  display: block;
  font-size: 11px;
  font-weight: 400;
  color: var(--fx-text-secondary, #6b7280);
  margin-top: 4px;
}

.fx-chat-main {
  display: flex;
  flex-direction: column;
  background: var(--fx-bg, #fff);
  border: 1px solid var(--fx-border, rgba(0, 0, 0, 0.08));
  border-radius: var(--fx-radius-lg, 12px);
  box-shadow: var(--fx-shadow-sm);
  overflow: hidden;
  min-height: 480px;
}

.fx-chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 20px 22px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  background: #fafbfc;
}

.fx-chat-empty {
  margin: auto;
  text-align: center;
  color: var(--fx-text-secondary, #6b7280);
  font-size: 14px;
  line-height: 1.55;
  max-width: 320px;
}

.fx-chat-bubble {
  max-width: 85%;
  padding: 12px 16px;
  border-radius: 12px;
  font-size: 14px;
  line-height: 1.5;
  white-space: pre-wrap;
  word-break: break-word;
}

.fx-chat-bubble--user {
  align-self: flex-end;
  background: var(--fx-accent, #12121a);
  color: #fff;
  border-bottom-right-radius: 4px;
}

.fx-chat-bubble--assistant {
  align-self: flex-start;
  background: #fff;
  border: 1px solid var(--fx-border, rgba(0, 0, 0, 0.08));
  color: var(--fx-text, #12121a);
  border-bottom-left-radius: 4px;
}

.fx-chat-compose {
  display: flex;
  gap: 12px;
  padding: 16px 18px;
  border-top: 1px solid var(--fx-border, rgba(0, 0, 0, 0.08));
  background: #fff;
  align-items: flex-end;
}

.fx-chat-compose textarea {
  flex: 1;
  min-height: 44px;
  max-height: 120px;
  resize: vertical;
  padding: 10px 14px;
  border: 1px solid var(--fx-border, rgba(0, 0, 0, 0.12));
  border-radius: 8px;
  font-family: inherit;
  font-size: 14px;
}

.fx-chat-compose .btn {
  flex-shrink: 0;
}

@media (max-width: 900px) {
  .fx-chat-layout {
    grid-template-columns: 1fr;
  }

  .fx-chat-thread-list {
    max-height: 200px;
  }
}