/* La escala del Universo — añadidos sobre model-lite.css */
.side-card {
  position: fixed; left: 14px; bottom: 96px; z-index: 9;
  width: min(330px, calc(100vw - 28px));
  padding: 14px 16px; background: var(--space-panel);
  border: 1px solid var(--line); border-radius: 14px;
  box-shadow: var(--shadow); backdrop-filter: blur(8px);
}
.side-card h2 { margin: 0 0 2px; font-size: 1.2rem; }
.card-sub { margin: 0 0 8px; font-size: 0.74rem; letter-spacing: 0.08em; color: var(--ion-teal); font-family: var(--font-mono); }
.card-blurb { margin: 0; font-size: 0.87rem; line-height: 1.55; font-style: italic; }
#exp { width: min(340px, 44vw); accent-color: var(--sol-amber); }
.hint { position: fixed; right: 16px; bottom: 100px; z-index: 8; margin: 0; font-size: 0.74rem; color: var(--starlight-faint); max-width: 200px; text-align: right; }
sup { font-size: 0.7em; }
@media (max-width: 760px) { .hint { display: none; } .side-card { bottom: 132px; } }