.cmt-chat {
  position: fixed;
  right: 16px;
  bottom: 16px;
  z-index: 9999;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
}

.cmt-chat__toggle {
  width: 56px;
  height: 56px;
  border-radius: 999px;
  border: none;
  cursor: pointer;
  background: #0f766e;
  color: #fff;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.18);
}

.cmt-chat__toggle:focus-visible {
  outline: 3px solid rgba(13, 148, 136, 0.35);
  outline-offset: 3px;
}

.cmt-chat__panel {
  position: absolute;
  right: 0;
  bottom: 72px;
  width: min(360px, calc(100vw - 32px));
  height: min(520px, calc(100vh - 120px));
  background: #ffffff;
  border-radius: 14px;
  box-shadow: 0 18px 45px rgba(0, 0, 0, 0.22);
  border: 1px solid rgba(0, 0, 0, 0.08);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.cmt-chat__panel[aria-hidden="true"] {
  display: none;
}

.cmt-chat__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;
  background: linear-gradient(90deg, #0f766e, #0ea5a3);
  color: #fff;
}

.cmt-chat__title {
  font-size: 14px;
  font-weight: 600;
}

.cmt-chat__close {
  border: none;
  background: transparent;
  color: #fff;
  cursor: pointer;
  padding: 6px 8px;
  border-radius: 8px;
}

.cmt-chat__close:focus-visible {
  outline: 3px solid rgba(255, 255, 255, 0.45);
  outline-offset: 2px;
}

.cmt-chat__messages {
  flex: 1;
  overflow: auto;
  padding: 12px;
  background: #f8fafc;
}

.cmt-chat__msg {
  display: flex;
  margin: 10px 0;
}

.cmt-chat__msg--user {
  justify-content: flex-end;
}

.cmt-chat__msg--assistant {
  justify-content: flex-start;
}

.cmt-chat__bubble {
  max-width: 80%;
  padding: 10px 12px;
  border-radius: 12px;
  font-size: 14px;
  line-height: 1.35;
  white-space: pre-wrap;
  word-break: break-word;
}

.cmt-chat__msg--user .cmt-chat__bubble {
  background: #0f766e;
  color: #fff;
  border-bottom-right-radius: 4px;
}

.cmt-chat__msg--assistant .cmt-chat__bubble {
  background: #ffffff;
  color: #0f172a;
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-bottom-left-radius: 4px;
}

.cmt-chat__status {
  padding: 8px 12px;
  font-size: 12px;
  color: #475569;
  background: #ffffff;
  border-top: 1px solid rgba(0, 0, 0, 0.06);
}

.cmt-chat__error {
  display: none;
  padding: 10px 12px;
  background: #fff7ed;
  border-top: 1px solid rgba(234, 88, 12, 0.25);
  color: #9a3412;
  font-size: 13px;
  gap: 8px;
  align-items: center;
  justify-content: space-between;
}

.cmt-chat__error.is-visible {
  display: flex;
}

.cmt-chat__error-btn {
  border: 1px solid rgba(234, 88, 12, 0.35);
  background: #fff;
  color: #9a3412;
  border-radius: 10px;
  padding: 6px 10px;
  cursor: pointer;
  font-size: 12px;
}

.cmt-chat__composer {
  display: flex;
  gap: 8px;
  padding: 10px 12px;
  background: #ffffff;
  border-top: 1px solid rgba(0, 0, 0, 0.06);
}

.cmt-chat__input {
  flex: 1;
  resize: none;
  border-radius: 12px;
  border: 1px solid rgba(0, 0, 0, 0.14);
  padding: 10px 12px;
  font-size: 14px;
  line-height: 1.3;
}

.cmt-chat__input:focus-visible {
  outline: 3px solid rgba(13, 148, 136, 0.25);
  outline-offset: 2px;
}

.cmt-chat__send {
  border: none;
  cursor: pointer;
  border-radius: 12px;
  padding: 0 14px;
  background: #0f766e;
  color: #fff;
  font-weight: 600;
}

.cmt-chat__send:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}