.install-chooser {
  margin: 36px 0 8px;
  padding: 22px 22px 18px;
  border-radius: 16px;
  background: #0a1a3a;
  color: #e8eef3;
}
.install-kicker {
  margin: 0 0 6px;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #9bb7ff;
}
.install-lead {
  margin: 0 0 16px;
  color: #c9d6ee;
}
.install-os,
.install-kind {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 12px;
}
.install-os button,
.install-kind button {
  border: 1px solid rgba(255,255,255,.2);
  background: transparent;
  color: #e8eef3;
  border-radius: 0;
  padding: 8px 14px;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}
.install-os button[aria-pressed="true"],
.install-kind button[aria-pressed="true"] {
  background: #21d4f3;
  color: #031013;
  border-color: #21d4f3;
}
.install-cmd {
  display: flex;
  align-items: stretch;
  gap: 0;
  background: #f4f7fb;
  color: #111827;
  border-radius: 12px;
  overflow: hidden;
}
.install-cmd code {
  flex: 1;
  display: block;
  padding: 14px 16px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 14px;
  white-space: pre-wrap;
  word-break: break-all;
}
.install-copy {
  border: 0;
  background: #e7eef8;
  color: #111827;
  padding: 0 16px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}
.install-note {
  margin: 12px 0 0;
  color: #c9d6ee;
  font-size: 14px;
}
@media (max-width: 700px) {
  .install-cmd { flex-direction: column; }
  .install-copy { padding: 12px; }
}