* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  font-family: Arial, sans-serif;
  background: #ffffff;
}

body {
  position: relative;
}

.widget-chat {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  background: #ffffff;
}

.widget-messages {
  flex: 1;
  min-height: 0;
  padding: 16px;
  overflow-y: auto;
  background: #f7f7f7;
}

.message {
  max-width: 85%;
  margin-bottom: 12px;
  padding: 10px 12px;
  border-radius: 12px;
  line-height: 1.45;
  font-size: 14px;
  white-space: pre-wrap;
  word-break: break-word;
}

.message.user {
  margin-left: auto;
  background: #433C37;
  color: #ffffff;
}

.message.assistant {
  margin-right: auto;
  background: #ffffff;
  color: #222222;
  border: 1px solid #e5e5e5;
}

.widget-input-area {
  flex: 0 0 auto;
  display: flex;
  gap: 8px;
  padding: 12px;
  border-top: 1px solid #e5e5e5;
  background: #ffffff;
}

.widget-input-area input {
  flex: 1;
  min-width: 0;
  border: 1px solid #dcdcdc;
  border-radius: 10px;
  padding: 12px;
  font-size: 14px;
  outline: none;
}

.widget-input-area button {
  flex-shrink: 0;
  border: none;
  border-radius: 10px;
  padding: 12px 16px;
  background: #433C37;
  color: #ffffff;
  font-size: 14px;
  cursor: pointer;
}