.rss-dialog {
  width: min(400px, calc(100% - 40px));
  box-sizing: border-box;
  padding: 22px;
  border: 0;
  border-radius: 12px;
  background: #fff;
  color: #333;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  box-shadow: 0 12px 48px #0002;
}
.rss-dialog::backdrop { background: #0003; }
.rss-dialog h2 { margin: 0 0 12px; font-size: 16px; font-weight: 500; color: #00489D; }
.rss-dialog p { margin: 0 0 10px; font-size: 14px; line-height: 1.75; }
.rss-address-row { display: flex; align-items: center; gap: 2px; }
.rss-address {
  flex: 0 1 auto;
  min-width: 0;
  overflow-wrap: anywhere;
  color: #00489D;
  font-size: 14px;
  line-height: 1.7;
}
.rss-dialog .rss-footer { position: relative; height: 32px; margin-top: 14px; display: flex; align-items: center; justify-content: flex-end; }
.rss-dialog form { margin: 0; display: flex; align-items: center; }
.rss-dialog .rss-footer button { line-height: 20px; }
.rss-dialog button { padding: 6px 0; border: 0; background: transparent; color: #00489D; font: inherit; font-size: 14px; cursor: pointer; }
.rss-dialog .rss-copy { display: inline-flex; align-items: center; justify-content: center; flex-shrink: 0; width: 28px; height: 28px; padding: 0; border-radius: 5px; }
.rss-dialog .rss-copy:hover { background: #f0f5fb; }
.rss-dialog .rss-copy svg { display: block; width: 16px; height: 16px; }
.rss-dialog .rss-copy:disabled { opacity: .65; cursor: wait; }
.rss-dialog .rss-copy-status { position: absolute; left: 0; right: 48px; top: 6px; margin: 0; font-size: 14px; line-height: 20px; opacity: 0; pointer-events: none; transition: opacity 180ms ease; }
.rss-dialog .rss-copy-status.is-visible { opacity: 1; }
@media(prefers-reduced-motion: reduce) { .rss-dialog .rss-copy-status { transition: none; } }
.rss-dialog :focus-visible { outline: 2px solid #00489D; outline-offset: 3px; }
#nrc-clean-junction-preview .rss-subscribe .rss-icon { display: block; width: 1em; height: 1em; flex-shrink: 0; }