:root {
  --grund: #ffffff;
  --schrift: #111111;
  --leise: #6b6b6b;
  --linie: #e4e4e4;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--grund);
  color: var(--schrift);
  font: 16px/1.5 -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

main { max-width: 44rem; margin: 0 auto; padding: 2rem 1rem 4rem; }
main.mittig { text-align: center; padding-top: 6rem; }

h1 { font-size: 1.9rem; font-weight: 600; letter-spacing: -0.01em; margin: 0 0 1.5rem; }
h2 { font-size: 0.8rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; color: var(--leise); margin: 0 0 0.5rem; }

.auftrag { border-top: 1px solid var(--linie); border-bottom: 1px solid var(--linie); padding: 1.25rem 0; margin-bottom: 2rem; }
.auftrag p { font-size: 1.15rem; margin: 0; }

#dateien { position: absolute; width: 1px; height: 1px; opacity: 0; }

.knopf {
  display: block;
  width: 100%;
  padding: 1.1rem;
  text-align: center;
  background: var(--schrift);
  color: var(--grund);
  border-radius: 2px;
  cursor: pointer;
  font-weight: 500;
}

.fortschritt { list-style: none; padding: 0; margin: 1rem 0 0; font-size: 0.9rem; color: var(--leise); }
.fortschritt li { display: flex; justify-content: space-between; padding: 0.3rem 0; border-bottom: 1px solid var(--linie); }
.fortschritt li.fehler { color: #a3231b; }

.galerie-titel { margin-top: 3rem; }
.galerie { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(9rem, 1fr)); gap: 0.4rem; }
.kachel { position: relative; aspect-ratio: 1; }
.kachel img { width: 100%; height: 100%; object-fit: cover; display: block; }
.kachel.wartet { display: grid; place-items: center; background: #f4f4f4; color: var(--leise); font-size: 0.7rem; text-align: center; }
.kachel.eigenes::after { content: ''; position: absolute; inset: 0; border: 2px solid var(--schrift); pointer-events: none; }

.loeschen {
  position: absolute; top: 0.25rem; right: 0.25rem;
  background: rgba(255, 255, 255, 0.9); color: var(--schrift);
  border: none; border-radius: 2px; padding: 0.2rem 0.4rem;
  font-size: 0.7rem; cursor: pointer;
}

.leer { color: var(--leise); }