/* Startseite: interaktive Lernbereiche (Bereich wählen, Kategorie wählen, neueste Beiträge sehen) */
.la .count { color: var(--muted); font-size: .85rem; font-variant-numeric: tabular-nums; }
.la-tabs { display: flex; flex-wrap: wrap; gap: .5rem; margin: 0 0 1.1rem; }
.la-tab { font: inherit; font-weight: 700; display: inline-flex; align-items: center; gap: .5rem; padding: .55rem 1rem; border-radius: 999px; border: 1px solid var(--line); background: var(--card); color: var(--text); cursor: pointer; transition: border-color .15s ease, background .15s ease; }
.la-tab:hover { border-color: var(--accent); }
.la-tab[aria-selected="true"] { background: var(--accent); border-color: var(--accent); color: #04120a; }
.la-tab[aria-selected="true"] .count { color: rgba(4,18,10,.7); }
.la-panel { display: grid; grid-template-columns: minmax(220px, 300px) minmax(0, 1fr); gap: 1rem; align-items: start; }
.la-panel[hidden] { display: none; }
.la-cats { display: flex; flex-direction: column; gap: .35rem; max-height: 22rem; overflow-y: auto; padding: .35rem; background: var(--card); border: 1px solid var(--line); border-radius: 12px; scrollbar-width: thin; }
.la-cat { font: inherit; display: flex; justify-content: space-between; align-items: center; gap: .8rem; width: 100%; text-align: left; padding: .6rem .8rem; border: 1px solid transparent; border-radius: 8px; background: transparent; color: var(--text); cursor: pointer; }
.la-cat:hover { background: var(--accent-soft, rgba(34,230,126,.08)); }
.la-cat[aria-pressed="true"] { background: var(--accent-soft, rgba(34,230,126,.12)); border-color: var(--accent-line, rgba(34,230,126,.4)); color: var(--accent); font-weight: 700; }
.la-cat:focus-visible, .la-tab:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.la-section { padding: .6rem .8rem; font-size: .9rem; color: var(--accent); text-decoration: none; }
.la-section:hover { text-decoration: underline; }
.la-posts { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 1.1rem 1.3rem 1.2rem; min-height: 16rem; min-width: 0; }
.la-group[hidden] { display: none; }
.la-group { animation: la-in .18s ease-out; }
.la-group h3 { margin: 0 0 .6rem; font-size: 1.15rem; display: flex; flex-wrap: wrap; align-items: baseline; gap: .3rem .8rem; }
.la-group h3 a { color: var(--text); text-decoration: none; }
.la-group h3 a:hover { color: var(--accent); }
.la-group h3 .muted { font-size: .85rem; font-weight: 400; }
.la-group ul { list-style: none; margin: 0 0 .9rem; padding: 0; }
.la-group li a { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; padding: .6rem .1rem; color: var(--text); text-decoration: none; border-top: 1px solid var(--line); }
.la-group li:first-child a { border-top: 0; }
.la-group li a:hover .t { color: var(--accent); }
.la-group time { color: var(--muted); font-size: .82rem; white-space: nowrap; font-variant-numeric: tabular-nums; }
.la-all { font-size: .92rem; color: var(--accent); text-decoration: none; }
.la-all:hover { text-decoration: underline; }
@keyframes la-in { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }
@media (prefers-reduced-motion: reduce) { .la-group { animation: none; } .la-tab { transition: none; } }
@media (max-width: 800px) {
  .la-panel { grid-template-columns: 1fr; }
  .la-cats { flex-direction: row; flex-wrap: nowrap; overflow-x: auto; overflow-y: hidden; max-height: none; padding: .4rem; gap: .4rem; }
  .la-cat { flex: 0 0 auto; width: auto; white-space: nowrap; border-color: var(--line); }
  .la-section { flex: 0 0 auto; white-space: nowrap; align-self: center; }
  .la-posts { padding: 1rem; min-height: 0; }
  .la-tab { flex: 1 1 auto; justify-content: center; }
}