#customer-service-dialog {
  width: min(440px, calc(100vw - 24px));
  max-width: none;
  max-height: calc(100dvh - 24px);
  padding: 24px;
  overflow: auto;
  color: #183247;
  background: #fff;
  border: 0;
  border-radius: 8px;
  box-shadow: 0 24px 70px rgba(4, 22, 38, .28);
  font: 14px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}
#customer-service-dialog::backdrop { background: rgba(4, 22, 38, .6); }
#customer-service-dialog [hidden] { display: none !important; }
.customer-service-close { float: right; width: 44px; height: 44px; padding: 0; color: #0a2540; background: none; border: 0; font-size: 28px; cursor: pointer; }
.customer-service-eyebrow { margin: 2px 0 5px; color: #0e7490; font-size: 11px; font-weight: 700; letter-spacing: .13em; text-transform: uppercase; }
#customer-service-title { margin: 0 42px 8px 0; color: #0a2540; font-size: 24px; font-weight: 600; }
.customer-service-intro, .customer-service-help { margin: 0 0 16px; color: #5d7180; font-size: 14px; }
.customer-service-label { display: block; margin: 0 0 7px; color: #5d7180; font-size: 12px; }
.customer-service-id-row { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; }
#customer-service-id { flex: 1 1 150px; min-width: 0; color: #0a2540; font-size: 18px; font-weight: 700; user-select: text; overflow-wrap: anywhere; }
.customer-service-action { min-height: 44px; padding: 8px 15px; color: #fff; background: #0a2540; border: 0; border-radius: 4px; font-size: 14px; font-weight: 600; cursor: pointer; }
#customer-service-dialog .customer-service-action { color: #fff; }
.customer-service-action:hover { background: #123a59; }
.customer-service-action:focus-visible, .customer-service-close:focus-visible { outline: 3px solid #0797c7; outline-offset: 2px; }
.customer-service-feedback { min-height: 20px; margin: 6px 0 0; color: #126f82; font-size: 12px; }
.customer-service-help { margin: 10px 0 18px; }
.customer-service-qr { display: grid; grid-template-columns: 128px minmax(0, 1fr); gap: 16px; align-items: center; padding: 14px; background: #f4f7f8; }
.customer-service-qr img { display: block; width: 128px; height: 128px; object-fit: contain; }
.customer-service-qr p { margin: 0; color: #5d7180; font-size: 13px; }
.customer-service-context { margin-top: 18px; padding-top: 16px; border-top: 1px solid #d8e1e6; }
.customer-service-context p { margin: 0 0 12px; color: #344b5a; overflow-wrap: anywhere; }
.customer-service-context .customer-service-action { width: 100%; }
@media (max-width: 360px) {
  #customer-service-dialog { padding: 18px; }
  .customer-service-qr { grid-template-columns: 96px minmax(0, 1fr); gap: 12px; }
  .customer-service-qr img { width: 96px; height: 96px; }
}