.vertiefung {
  --text: #271a30;
  --nacht: #18101e;
  --orchidee: #debcff;
  --minze: #a8f3d3;
  --kante: #d9d2db;
  --abstand: clamp(3.75rem, 7.5vw, 7.5rem);
  background: #faf8f4;
  color: var(--text);
}
.vertiefung h2, .vertiefung h3 {
  font-family: Mulish, system-ui, sans-serif;
  color: inherit;
}
.vertiefung h2 {
  font-size: clamp(2.4rem, 4.4vw, 4.15rem);
  line-height: 1.02;
  letter-spacing: -.063em;
}
.vertiefung h2 em {
  font-family: Georgia, serif;
  font-weight: 400;
  letter-spacing: -.055em;
}
.vertiefung .rubrik {
  margin-bottom: 1rem;
  color: #695b70;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.vertiefung .textlink {
  display: inline-flex;
  align-items: baseline;
  gap: .5em;
  padding-block: .5rem;
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: .24em;
}
.vertiefung .textlink span { text-decoration: none; }
.vertiefung .textlink:hover { text-decoration-thickness: 2px; }
.vertiefung :focus-visible { outline: 3px solid currentColor; outline-offset: 4px; }

.nachweis-inhalt {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
  align-items: center;
  gap: clamp(1.5rem, 3.5vw, 3rem) clamp(2rem, 7vw, 7rem);
  padding-block: var(--abstand);
}
.nachweis-text > p:not(.rubrik), .labor p:not(.rubrik), .einstieg h2 + p {
  max-width: 48ch;
  margin-block: 1.3rem .75rem;
  font-size: clamp(1.03rem, 1.3vw, 1.2rem);
  line-height: 1.55;
}
.nachweis .gain-chart {
  width: 100%;
  max-width: none;
  border-radius: .75rem;
  background: linear-gradient(150deg, #382440, var(--nacht) 80%);
}
.nachweis .gain-row strong { color: var(--minze); font-family: Mulish, sans-serif; }
.nachweis .gain-row { border-color: #6b5570; }
.pruefhinweis {
  grid-column: 1 / -1;
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: .45rem 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid var(--kante);
  font-size: .94rem;
}
.pruefhinweis p { flex: 1 1 30ch; }

.arbeitsproben {
  padding-block: var(--abstand);
  background: #efebf0;
}
.proben-auswahl {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
  gap: 1.5rem clamp(2rem, 5.5vw, 5.5rem);
  align-items: stretch;
  margin-top: clamp(1.6rem, 3vw, 3rem);
}
.proben-auswahl a {
  color: inherit;
  text-decoration: none;
}
.proben-auswahl strong, .proben-auswahl small { display: block; }
.proben-auswahl strong { font-size: clamp(1.08rem, 1.5vw, 1.35rem); line-height: 1.25; }
.proben-auswahl small {
  margin-top: .35rem;
  font-size: .95rem;
  font-weight: 400;
  color: #574b5c;
}
.proben-auswahl i { justify-self: end; font: normal 1.35rem/1 Mulish, sans-serif; }
.proben-auswahl a:is(:hover, :focus-visible) strong, .branchen-index a:is(:hover, :focus-visible) strong { text-decoration: underline; text-underline-offset: .17em; }
.leitprobe {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-content: start;
  gap: 1.15rem .65rem;
}
.leitprobe img {
  grid-column: 1 / -1;
  width: 100%;
  height: auto;
  border-radius: .55rem;
}
.weitere-proben {
  display: grid;
  align-content: start;
  border-top: 1px solid #c7bdcb;
}
.weitere-proben a {
  display: grid;
  grid-template-columns: clamp(3.7rem, 7vw, 6rem) minmax(0, 1fr) auto;
  gap: clamp(.7rem, 1.6vw, 1.25rem);
  align-items: center;
  padding-block: clamp(.9rem, 1.7vw, 1.5rem);
  border-bottom: 1px solid #c7bdcb;
}
.weitere-proben img {
  width: 100%;
  aspect-ratio: 1.18;
  height: auto;
  object-fit: cover;
  border-radius: .3rem;
  background: #f7f5f0;
}
.weitere-proben a:first-child img { object-position: 50% 75%; }

.betrieb { padding-block: var(--abstand); }
.labor {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  align-items: center;
  gap: 1.75rem clamp(2rem, 6vw, 6rem);
}
.labor img { width: 100%; height: auto; border-radius: .6rem; }
.branchen { margin-top: var(--abstand); }
.branchen-index {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.6rem clamp(2rem, 5.5vw, 5rem);
  margin-top: 2rem;
}
.branchen-index h3 {
  padding-bottom: .75rem;
  border-bottom: 2px solid var(--text);
  font-size: 1rem;
  letter-spacing: 0;
}
.branchen-index a {
  display: grid;
  grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr) auto;
  align-items: baseline;
  gap: .3rem 1rem;
  padding-block: .9rem;
  border-bottom: 1px solid var(--kante);
  color: inherit;
  line-height: 1.4;
  text-decoration: none;
}
.branchen-index a span { font-size: .92rem; font-weight: 400; color: #605466; }
.branchen-index a::after { content: "↗"; }

.einstieg {
  padding-block: var(--abstand) 1.5rem;
  color: #fffaf7;
  background: var(--nacht);
}
.einstieg-inhalt {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, .65fr);
  align-items: end;
  gap: 2rem clamp(2rem, 8vw, 8rem);
}
.einstieg h2 { max-width: 18ch; }
.einstieg h2 em { color: var(--orchidee); }
.einstieg p { color: #d2c7d6; }
.startknopf {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  margin-top: .75rem;
  padding: .82rem 1.22rem;
  border-radius: 2rem;
  background: var(--minze);
  color: var(--nacht);
  text-decoration: none;
}
.startknopf:hover { color: var(--nacht); background: #ccffe8; }
.einstieg .startknopf:focus-visible { outline-color: var(--minze); }
.lizenzhinweis { border-top: 1px solid #6a5871; padding-top: 1.1rem; }
.lizenzhinweis h3 { font-size: 1.35rem; }
.lizenzhinweis p { margin-block: .6rem; }
.einstieg-fuss {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  gap: .55rem 1.5rem;
  margin-top: 2rem;
  padding-top: 1.25rem;
  border-top: 1px solid #514255;
}
.einstieg-fuss a { color: #d6c9dd; font-size: .9rem; }

@media (max-width: 58rem) {
  .nachweis-inhalt, .proben-auswahl, .labor, .branchen-index, .einstieg-inhalt {
    grid-template-columns: minmax(0, 1fr);
  }
  .labor img { max-height: 23rem; object-fit: cover; }
  .einstieg-fuss { margin-top: 0; }
}
@media (max-width: 34rem) {
  .pruefhinweis { display: grid; justify-items: start; }
  .branchen-index a { grid-template-columns: minmax(0, 1fr) auto; }
  .branchen-index a span { grid-area: 2 / 1; }
  .branchen-index a::after { grid-area: 1 / 2 / span 2; align-self: center; }
  .vertiefung h2 { overflow-wrap: anywhere; }
}