.chat-stage {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.chat-stage[hidden],
.customer-chat__extra[hidden] { display: none; }

#customer-chat-host {
  display: flex;
  min-width: 0;
  min-height: 0;
  flex: 1;
}

.customer-chat {
  --customer-chat-accent: #008b83;
  --customer-chat-accent-dark: #006e68;
  --customer-chat-border: #d4dee3;
  --customer-chat-muted: #637985;
  --customer-chat-text: #153248;
  display: flex;
  width: 100%;
  min-width: 0;
  min-height: 0;
  flex: 1;
  flex-direction: column;
  overflow: hidden;
  color: var(--customer-chat-text);
  background: #fff;
  border: 1px solid var(--customer-chat-border);
  border-radius: 7px;
}

.customer-chat button,
.customer-chat input,
.customer-chat textarea,
.customer-chat select { font: inherit; }

.customer-chat button:focus-visible,
.customer-chat input:focus-visible,
.customer-chat textarea:focus-visible,
.customer-chat select:focus-visible {
  outline: 3px solid rgb(0 139 131 / 22%);
  outline-offset: 2px;
}

.customer-chat__heading {
  display: flex;
  min-height: 52px;
  flex: 0 0 auto;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 0 15px;
  border-bottom: 1px solid var(--customer-chat-border);
}

.customer-chat__heading h2,
.customer-chat__extra h3 { margin: 0; }

.customer-chat__heading h2 {
  color: #102c42;
  font-size: 18px;
  font-weight: 750;
  letter-spacing: -.02em;
}

.customer-chat__new {
  min-height: 32px;
  padding: 5px 7px;
  color: var(--customer-chat-accent);
  background: transparent;
  border: 0;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 750;
  cursor: pointer;
}

.customer-chat__new:hover:not(:disabled) { background: #e9f7f6; }

.customer-chat__toolbar {
  display: flex;
  min-width: 0;
  flex: 0 0 auto;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 7px 12px;
  background: #f8fafb;
  border-bottom: 1px solid #e1e8eb;
}

.customer-chat__scope {
  min-width: 0;
  overflow: hidden;
  color: #375563;
  font-size: 11px;
  font-weight: 650;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.customer-chat__lock {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 6px;
  color: var(--customer-chat-muted);
  font-size: 10px;
  font-weight: 650;
  white-space: nowrap;
}

.customer-chat__lock select {
  width: auto;
  min-height: 28px;
  padding: 3px 24px 3px 7px;
  color: #294957;
  background: #fff;
  border: 1px solid #bdccd2;
  border-radius: 5px;
  font-size: 11px;
}

.customer-chat__messages {
  display: flex;
  min-height: 0;
  flex: 1 1 auto;
  flex-direction: column;
  gap: 14px;
  margin: 0;
  padding: 18px 14px;
  overflow: auto;
  list-style: none;
  scrollbar-gutter: stable;
}

.customer-chat__message {
  max-width: 92%;
  align-self: flex-start;
  padding: 11px 12px;
  color: #1a3548;
  background: #f2f5f7;
  border-radius: 4px 12px 12px 12px;
  font-size: 12px;
  line-height: 1.48;
}

.customer-chat__session-boundary {
  align-self: center;
  max-width: 92%;
  padding: 7px 10px;
  border: 1px solid #d4dde0;
  border-radius: 8px;
  color: #48626e;
  font-size: 11px;
  text-align: center;
}

.customer-chat__message--user {
  align-self: flex-end;
  margin-left: 8%;
  background: #e3f6f3;
  border-radius: 12px 4px 12px 12px;
}

.customer-chat__message strong {
  display: block;
  margin-bottom: 3px;
  color: #48626e;
  font-size: 10px;
  font-weight: 750;
}

.customer-chat__message p {
  margin: 0;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.customer-chat__proposal {
  width: min(100%, 560px);
  max-width: 100%;
  box-sizing: border-box;
  background: #fff9e8;
  border: 1px solid #d8bd68;
}

.customer-chat__proposal-summary { margin-top: 8px !important; font-weight: 750; }

.customer-chat__proposal-changes {
  display: grid;
  max-height: 220px;
  gap: 5px;
  margin: 10px 0;
  padding: 9px 9px 9px 26px;
  overflow: auto;
  background: #fff;
  border: 1px solid #e1cf92;
  border-radius: 5px;
  font: 11px/1.4 ui-monospace, SFMono-Regular, Consolas, monospace;
}

.customer-chat__proposal-acknowledge {
  display: flex;
  align-items: flex-start;
  gap: 7px;
  margin: 8px 0;
  font-size: 11px;
  font-weight: 650;
}

.customer-chat__proposal > textarea {
  width: 100%;
  min-height: 54px;
  box-sizing: border-box;
  margin: 0 0 8px;
  padding: 7px 8px;
  resize: vertical;
  border: 1px solid #bea95f;
  border-radius: 5px;
  font-size: 11px;
}

.customer-chat__citations {
  display: grid;
  gap: 4px;
  margin: 9px 0 0;
  padding: 8px 0 0 17px;
  border-top: 1px solid #d7e1e5;
  font-size: 10px;
}

.customer-chat__citations a {
  color: #08776f;
  overflow-wrap: anywhere;
}

.customer-chat__status {
  min-height: 0;
  flex: 0 0 auto;
  margin: 0 14px 7px;
  color: #536c77;
  font-size: 10px;
  line-height: 1.35;
}

.customer-chat__status:empty { display: none; }
.customer-chat__status[data-tone="error"] { color: #a33c34; }

.customer-chat__extras {
  max-height: min(260px, 38vh);
  flex: 0 0 auto;
  margin: 0 12px 8px;
  overflow: auto;
}

.customer-chat__extra {
  display: grid;
  gap: 8px;
  padding: 11px;
  background: #f6f9fa;
  border: 1px solid var(--customer-chat-border);
  border-radius: 6px;
}

.customer-chat__extra h3 {
  color: #17384a;
  font-size: 12px;
}

.customer-chat__extra p {
  margin: 0;
  color: #627984;
  font-size: 10px;
  line-height: 1.4;
}

.customer-chat__extra input {
  width: 100%;
  min-height: 34px;
  box-sizing: border-box;
  padding: 7px 9px;
  color: var(--customer-chat-text);
  background: #fff;
  border: 1px solid #bdccd2;
  border-radius: 5px;
  font-size: 11px;
}

.customer-chat__extra input[type="file"] { padding: 5px; }

.customer-chat__extra > button,
.customer-chat__web-intent button {
  min-height: 32px;
  justify-self: end;
  padding: 5px 10px;
  color: #fff;
  background: var(--customer-chat-accent);
  border: 1px solid var(--customer-chat-accent-dark);
  border-radius: 5px;
  font-size: 11px;
  font-weight: 700;
  cursor: pointer;
}

.customer-chat__extra > button.secondary { color: #176760; background: #fff; border-color: #6fa9a4; }

.customer-chat__web-intent {
  display: grid;
  gap: 7px;
  padding: 9px;
  background: #fff9e8;
  border: 1px solid #d8bd68;
  border-radius: 5px;
}

.customer-chat__web-intent[hidden] { display: none; }

.customer-chat__composer {
  display: grid;
  flex: 0 0 auto;
  margin: 0 12px 12px;
  overflow: hidden;
  background: #fff;
  border: 1px solid #b9cbd2;
  border-radius: 7px;
  box-shadow: 0 2px 8px rgb(18 51 68 / 7%);
}

.customer-chat__message-field { display: block; }

.customer-chat__composer textarea {
  display: block;
  width: 100%;
  min-height: 68px;
  max-height: 150px;
  padding: 10px 11px 5px;
  resize: vertical;
  color: var(--customer-chat-text);
  background: transparent;
  border: 0;
  outline: 0;
  font-size: 12px;
  line-height: 1.45;
}

.customer-chat__composer textarea::placeholder { color: #7c909b; }
.customer-chat__composer textarea:disabled { color: #8b9ba3; background: #f4f6f7; }

.customer-chat__actions {
  display: flex;
  min-height: 40px;
  align-items: center;
  gap: 4px;
  padding: 4px 5px 5px;
}

.customer-chat__tool {
  display: inline-flex;
  min-height: 31px;
  align-items: center;
  gap: 5px;
  padding: 4px 7px;
  color: #405d69;
  background: transparent;
  border: 0;
  border-radius: 5px;
  font-size: 11px;
  font-weight: 650;
  cursor: pointer;
}

.customer-chat__tool:hover:not(:disabled),
.customer-chat__tool[aria-expanded="true"] { color: #076f68; background: #e9f7f6; }

.customer-chat__icon {
  width: 17px;
  height: 17px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.customer-chat__send {
  min-width: 56px;
  min-height: 32px;
  margin-left: auto;
  padding: 5px 10px;
  color: #fff;
  background: var(--customer-chat-accent);
  border: 1px solid var(--customer-chat-accent-dark);
  border-radius: 5px;
  font-size: 11px;
  font-weight: 750;
  cursor: pointer;
}

.customer-chat button:disabled,
.customer-chat select:disabled { cursor: not-allowed; opacity: .48; }

.customer-chat__sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.customer-chat-selected {
  display: flex;
  min-height: 0;
  flex: 1;
  flex-direction: column;
  gap: 8px;
}

.customer-chat-selected__label {
  margin: 0;
  color: #516a73;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
}

@media (max-width: 1260px) {
  .customer-chat__toolbar { align-items: stretch; flex-direction: column; gap: 5px; }
  .customer-chat__lock { justify-content: space-between; }
  .customer-chat__lock select { flex: 0 0 auto; }
}

.customer-chat__settings {
  width: min(360px, calc(100vw - 32px));
  box-sizing: border-box;
  padding: 22px;
  color: var(--customer-chat-text);
  border: 1px solid var(--customer-chat-border);
  border-radius: 10px;
  box-shadow: 0 16px 48px rgb(16 44 66 / 18%);
}
.customer-chat__settings::backdrop { background: rgb(16 44 66 / 30%); }
.customer-chat__settings h3 { margin: 0 0 18px; font-size: 18px; }
.customer-chat__settings .customer-chat__lock { justify-content: space-between; margin: 12px 0; font-size: 13px; }
.customer-chat__settings p { color: var(--customer-chat-muted); font-size: 12px; line-height: 1.5; }
.customer-chat__settings-actions { display: flex; justify-content: flex-end; gap: 12px; margin-top: 20px; }
.customer-chat [hidden] { display: none !important; }