.portal-layout {
  display: grid;
  grid-template-columns: var(--ts-left) minmax(0, 1fr) var(--ts-right);
  gap: var(--ts-gap);
  align-items: start;
  padding-block: 24px 40px;
}
.portal-main { min-width: 0; }
.portal-sidebar { min-width: 0; }
.portal-section,
.portal-hero {
  margin-bottom: 20px;
  padding: 24px;
  border: 1px solid var(--ts-border);
  border-radius: var(--ts-radius-lg);
  background: var(--ts-surface);
  box-shadow: var(--ts-shadow);
}
.portal-hero { padding: 34px; background: linear-gradient(135deg, #fff 0%, #f1f7f3 100%); }
.portal-hero > p:not(.portal-kicker) { max-width: 800px; color: #50635a; font-size: 17px; }
.portal-section__head { display: flex; align-items: end; justify-content: space-between; gap: 20px; margin-bottom: 16px; }
.portal-section__head h2, .portal-section__head p { margin-bottom: 0; }
.portal-stack > * + * { margin-top: 12px; }

/* V185: feste Spaltenzuordnung erlaubt frühes Rendern der rechten Navigation. */
.portal-layout > .portal-sidebar:not(.portal-sidebar--right) { grid-column: 1; }
.portal-layout > .portal-main { grid-column: 2; }
.portal-layout > .portal-sidebar--right { grid-column: 3; }

/* V186: trotz vorgezogener rechter Sidebar bleiben alle Desktop-Spalten in derselben Rasterzeile. */
.portal-layout > .portal-sidebar:not(.portal-sidebar--right),
.portal-layout > .portal-main,
.portal-layout > .portal-sidebar--right {
  grid-row: 1;
}