.exam-countdown {
  margin: 0 20px 18px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--surface);
  color: var(--text);
}
.exam-countdown [hidden], .exam-countdown[hidden] { display: none !important; }
.exam-countdown-toggle {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; width: 100%; min-height: 44px; padding: 10px 16px;
  border: 0; border-radius: 16px; background: transparent; color: var(--muted);
  font: inherit; font-size: 12px; cursor: pointer; text-align: left;
}
.exam-countdown-toggle:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.exam-countdown-body { padding: 0 16px 14px; }
.exam-countdown-main { display: flex; align-items: baseline; gap: 8px; font-size: 15px; }
.exam-countdown-days { font-size: 32px; font-weight: 650; line-height: 1.2; font-variant-numeric: tabular-nums; color: var(--accent-light); }
.exam-countdown-note { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 4px 12px; margin-top: 9px; font-size: 11px; line-height: 1.6; color: var(--muted); }
.exam-countdown-preference-status { margin: 0; padding: 0 16px 10px; font-size: 11px; color: var(--muted); }