/* Chat screen styles - Desktop */

#chat-container {
  flex: 1;
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
}

#chat-header {
  padding: 16px 24px;
  border-bottom: 1px solid var(--border);
  background-color: var(--bg-secondary);
  display: none;
}

#menu-button {
  display: none;
  background-color: var(--bg-tertiary);
  padding: 8px 16px;
  border-radius: 6px;
  font-size: 20px;
  border: 1px solid var(--border);
}

#messages-container {
  flex: 1;
  overflow-y: auto;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.message {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-width: 80%;
}

.message-user {
  align-self: flex-end;
}

.message-assistant {
  align-self: flex-start;
}

.message-role {
  font-size: 12px;
  color: var(--text-tertiary);
  font-weight: 500;
  margin-bottom: 4px;
}

.message-content {
  background-color: var(--bg-secondary);
  padding: 12px 16px;
  border-radius: 8px;
  border: 1px solid var(--border);
  line-height: 1.6;
}

.message-user .message-content {
  background-color: var(--accent);
  border-color: var(--accent);
}

.message-content p {
  margin: 8px 0;
}

.message-content p:first-child {
  margin-top: 0;
}

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

.message-timestamp {
  font-size: 11px;
  color: var(--text-tertiary);
}

.thinking-block {
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
  margin-bottom: 12px;
}

.thinking-header {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  user-select: none;
}

.thinking-icon {
  font-size: 16px;
}

.thinking-title {
  flex: 1;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
}

.thinking-toggle {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 12px;
  padding: 4px 8px;
  cursor: pointer;
}

.thinking-content {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
}

#input-container {
  padding: 16px 24px;
  border-top: 1px solid var(--border);
  background-color: var(--bg-secondary);
  display: flex;
  gap: 12px;
  align-items: flex-end;
}

#message-input {
  flex: 1;
  min-height: 44px;
  max-height: 200px;
  resize: vertical;
  padding: 12px;
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 14px;
  line-height: 1.5;
}

#send-button {
  background-color: var(--accent);
  color: white;
  padding: 12px 24px;
  border-radius: 6px;
  font-weight: 500;
  font-size: 14px;
  transition: background-color 0.2s;
  white-space: nowrap;
}

#send-button:hover:not(:disabled) {
  background-color: var(--accent-hover);
}

#send-button:disabled {
  background-color: var(--bg-tertiary);
  color: var(--text-tertiary);
}