/* Canonical NLC dialogs, notices, toasts, and tooltips. */
:root {
  --nlc-overlay-radius: 10px;
  --nlc-overlay-padding: 20px;
  --nlc-overlay-border: var(--border, #353942);
  --nlc-overlay-surface: var(--bg-secondary, #202329);
  --nlc-overlay-text: var(--text, #e6edf3);
}
.nlc-dialog {
  box-sizing: border-box;
  width: min(440px, calc(100vw - 32px));
  max-height: calc(100vh - 32px);
  margin: auto;
  padding: var(--nlc-overlay-padding);
  border: 1px solid var(--nlc-overlay-border);
  border-radius: var(--nlc-overlay-radius);
  background: var(--nlc-overlay-surface);
  color: var(--nlc-overlay-text);
  box-shadow: 0 24px 64px rgba(0,0,0,.45);
  font-family: inherit;
}
.nlc-dialog::backdrop { background: rgba(0,0,0,.66); }
.nlc-dialog h2 { margin: 0 0 12px; font-size: 18px; line-height: 1.3; }
.nlc-dialog p { margin: 0 0 18px; line-height: 1.5; white-space: pre-wrap; overflow-wrap: anywhere; }
.nlc-dialog input {
  box-sizing: border-box;
  width: 100%;
  height: 38px;
  margin: 0 0 20px;
  padding: 0 10px;
  border: 1px solid var(--nlc-overlay-border);
  border-radius: 7px;
  background: var(--bg, #16191d);
  color: var(--nlc-overlay-text);
  font: inherit;
}
.nlc-dialog input:focus { outline: 2px solid var(--accent, #58a6ff); outline-offset: 1px; }
.nlc-dialog-actions { display: flex; justify-content: flex-end; gap: 8px; }
.nlc-dialog-actions button {
  min-height: 36px;
  padding: 0 14px;
  border: 1px solid var(--nlc-overlay-border);
  border-radius: 7px;
  background: transparent;
  color: var(--nlc-overlay-text);
  font: inherit;
  cursor: pointer;
}
.nlc-dialog-actions [data-dialog-confirm] {
  border-color: var(--accent, #58a6ff);
  background: var(--accent, #58a6ff);
  color: #0d1117;
}
.nlc-toast {
  position: fixed;
  z-index: 10000;
  left: 50%;
  bottom: 24px;
  transform: translateX(-50%);
  box-sizing: border-box;
  max-width: min(480px, calc(100vw - 32px));
  padding: 9px 14px;
  border: 1px solid var(--nlc-overlay-border);
  border-radius: var(--nlc-overlay-radius);
  background: var(--nlc-overlay-surface);
  color: var(--nlc-overlay-text);
  box-shadow: 0 10px 28px rgba(0,0,0,.36);
  font-family: inherit; font-size: 13px; font-weight: 500; line-height: 1.4;
  text-align: center;
  pointer-events: none;
  opacity: 1;
  transition: opacity 220ms ease;
}
.nlc-toast[data-tone="error"] { border-color: #cf6674; }
.nlc-toast[data-tone="success"] { border-color: #52ad87; }
.nlc-toast[data-tone="warning"] { border-color: #d5a45e; }
.nlc-toast.is-leaving { opacity: 0; }
@media (prefers-reduced-motion: reduce) { .nlc-toast { transition: none; } }

.nlc-tooltip {
  position: fixed;
  z-index: 10001;
  box-sizing: border-box;
  max-width: min(320px, calc(100vw - 16px));
  padding: 6px 9px;
  border: 1px solid var(--nlc-overlay-border);
  border-radius: 6px;
  background: var(--nlc-overlay-surface);
  color: var(--nlc-overlay-text);
  box-shadow: 0 6px 20px rgba(0,0,0,.35);
  font: 12px/1.4 sans-serif;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  pointer-events: none;
}
.nlc-overlay-surface {
  border: 1px solid var(--nlc-overlay-border);
  border-radius: var(--nlc-overlay-radius);
  background: var(--nlc-overlay-surface);
  color: var(--nlc-overlay-text);
  box-shadow: 0 24px 64px rgba(0,0,0,.45);
}
dialog.nlc-overlay-surface::backdrop { background: rgba(0,0,0,.66); }