.sleep-transition-card {
  min-width: 0;
  padding: var(--space-card, 20px);
  margin: 12px 0 0;
  border: 1px solid var(--border-strong, #ddd7f3);
  border-radius: var(--r-lg, 20px);
  background: var(--surface, #fff);
  color: var(--text, #1e1a45);
}
.sleep-transition-heading { display: flex; align-items: center; gap: 10px; min-width: 0; }
.sleep-transition-heading h3 { flex: 1; margin: 0; font-size: 15px; line-height: 1.4; font-weight: 600; overflow-wrap: anywhere; }
.sleep-transition-icon { display: inline-flex; align-items: center; justify-content: center; flex: 0 0 32px; height: 32px; border-radius: 10px; background: var(--primary-soft, #f0eafa); color: var(--text); }
.sleep-transition-count { flex: 0 0 auto; white-space: nowrap; padding: 4px 7px; border-radius: 8px; font-size: 12px; line-height: 1.4; font-weight: 600; color: var(--text); background: var(--primary-soft, #f0eafa); font-variant-numeric: tabular-nums; }
.sleep-transition-body { margin: 12px 0 16px; font-size: 14px; line-height: 1.5; overflow-wrap: anywhere; }
.sleep-transition-actions { display: flex; flex-wrap: wrap; gap: 8px; align-items: stretch; }
.sleep-transition-button { min-height: 44px; padding: 10px 14px; border-radius: 12px; border: 1px solid var(--border-strong, #ddd7f3); font: inherit; font-size: 14px; line-height: 1.4; text-align: center; cursor: pointer; overflow-wrap: anywhere; }
.sleep-transition-primary { flex: 1 1 170px; border-color: transparent; background: #7060be; background: color-mix(in srgb, var(--primary, #7865c8) 92%, #000); color: #fff; }
.sleep-transition-secondary { background: transparent; color: var(--text, #1e1a45); }
.sleep-transition-card button:focus-visible { outline: 2px solid var(--text, #1e1a45); outline-offset: 3px; }
.sleep-transition-card button:disabled { opacity: .6; cursor: wait; }
.sleep-transition-preview { border-top: 1px solid var(--border-strong, #ddd7f3); padding-top: 12px; }
.sleep-transition-table { width: 100%; border-collapse: collapse; table-layout: fixed; font-size: 12px; line-height: 1.5; }
.sleep-transition-table th, .sleep-transition-table td { padding: 8px 4px; text-align: start; vertical-align: top; overflow-wrap: anywhere; color: var(--text, #1e1a45); }
.sleep-transition-table th { font-weight: 600; }
.sleep-transition-table thead th { color: var(--text-muted, #756c91); font-size: 11px; padding-top: 0; }
.sleep-transition-table th:first-child { width: 28%; padding-inline-start: 0; }
.sleep-transition-table td:last-child { padding-inline-end: 0; }
.sleep-transition-time { font-variant-numeric: tabular-nums; }
.sleep-transition-done { display: block; width: fit-content; margin-top: 3px; padding: 2px 5px; border-radius: 5px; font-size: 10px; line-height: 1.3; background: var(--primary-soft, #f0eafa); color: var(--text); }
.sleep-transition-night { border-top: 1px solid var(--border-strong, #ddd7f3); }
.sleep-transition-note, .sleep-transition-status { margin: 10px 0; font-size: 12px; line-height: 1.5; color: var(--text-muted, #756c91); overflow-wrap: anywhere; }
.sleep-transition-preview > .sleep-transition-actions { margin-top: 12px; }
.sleep-transition-sr { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
@media (max-width: 350px) {
  .sleep-transition-card { padding: 16px; }
  .sleep-transition-table { font-size: 11px; }
  .sleep-transition-table th:first-child { width: 28%; }
}