.idle-session-dialog {
  box-sizing: border-box;
  width: min(420px, calc(100% - 32px));
  max-height: calc(100dvh - 32px);
  overflow: auto;
  padding: 24px;
  border: 1px solid #cbd5ce;
  border-radius: 8px;
  background: #fff;
  color: #17251c;
  box-shadow: 0 16px 64px #0005;
  font: 15px/1.5 system-ui, sans-serif;
  letter-spacing: 0;
}
.idle-session-dialog::backdrop { background: #08120db3; }
.idle-session-dialog h2 { margin: 0 0 12px; font-size: 22px; color: #17251c; }
.idle-session-dialog p { margin: 0 0 16px; color: #39493e; }
.idle-session-dialog .idle-session-countdown { font-variant-numeric: tabular-nums; font-weight: 600; }
.idle-session-actions { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 10px; }
.idle-session-actions button {
  flex: 1 1 130px;
  min-height: 44px;
  padding: 10px 14px;
  border: 1px solid #66796c;
  border-radius: 6px;
  background: #fff;
  color: #17251c;
  font: 600 14px/1.4 system-ui, sans-serif;
}
.idle-session-actions [data-idle-stay] { background: #176b3b; border-color: #176b3b; color: #fff; }
.idle-session-actions button:focus-visible { outline: 3px solid #12758e; outline-offset: 3px; }
.idle-session-locked body { visibility: hidden !important; pointer-events: none !important; }
.auth-session-notice { padding: 12px; border-left: 3px solid #176b3b; color: #17251c; background: #edf6ef; font-size: 14px; line-height: 1.5; }