:root { --gruen: #1f6f43; --grau: #4a4a4a; --hell: #f4f6f4; --rot: #b3261e; --rahmen: #cfd6d0; }
* { box-sizing: border-box; }
html { font-size: 17px; }
body { margin: 0; font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif; color: #1c1c1c; background: var(--hell); line-height: 1.45; }
header { background: var(--gruen); color: #fff; padding: 0.7rem 1rem; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 0.4rem; }
header .marke { font-weight: 700; letter-spacing: 0.02em; }
header .rolle a { color: #fff; margin-left: 0.8rem; text-decoration: underline; }
main { max-width: 42rem; margin: 0 auto; padding: 1rem 1rem 3rem; }
footer { max-width: 42rem; margin: 0 auto; padding: 1rem; color: var(--grau); font-size: 0.85rem; }
h1 { font-size: 1.35rem; margin: 0.6rem 0 0.4rem; }
h1.frage { font-size: 1.45rem; line-height: 1.35; }
.intro { color: var(--grau); }
.fortschritt { height: 8px; background: #dde4de; border-radius: 4px; overflow: hidden; margin: 0.4rem 0 0.6rem; }
.fortschritt .balken { height: 100%; background: var(--gruen); }
.zaehler { color: var(--grau); margin: 0; display: flex; justify-content: space-between; }
.zaehler .cluster { font-weight: 600; color: var(--gruen); }
.einheit { font-size: 1.6rem; font-weight: 700; margin: 0.2rem 0 0.4rem; color: var(--gruen); }
.hinweis { background: #fff; border-left: 4px solid var(--gruen); padding: 0.5rem 0.7rem; margin: 0.4rem 0; }
.beispiel { color: var(--grau); font-size: 0.95rem; }
.vorhanden { background: #fff7e0; border-left: 4px solid #e0a800; padding: 0.5rem 0.7rem; }
.fehler { background: #fde8e6; border-left: 4px solid var(--rot); color: var(--rot); padding: 0.5rem 0.7rem; font-weight: 600; }
fieldset { border: 1px solid var(--rahmen); border-radius: 8px; padding: 0.6rem 0.9rem; margin: 0.8rem 0; background: #fff; }
legend { padding: 0 0.3rem; color: var(--grau); }
.wahl { display: block; padding: 0.6rem 0.2rem; font-size: 1.15rem; }
.wahl input { transform: scale(1.4); margin-right: 0.7rem; }
.feld { display: block; margin: 0.9rem 0; font-weight: 600; }
.feld input, .feld textarea { display: block; width: 100%; margin-top: 0.3rem; font: inherit; font-size: 1.35rem; padding: 0.7rem 0.8rem; border: 2px solid var(--rahmen); border-radius: 8px; background: #fff; }
.feld input:focus, .feld textarea:focus { outline: none; border-color: var(--gruen); }
.knoepfe { display: grid; gap: 0.6rem; margin-top: 1rem; }
button, .link { font: inherit; font-size: 1.15rem; padding: 0.9rem 1rem; border-radius: 10px; border: 2px solid transparent; cursor: pointer; width: 100%; text-align: center; text-decoration: none; display: block; }
.haupt { background: var(--gruen); color: #fff; font-weight: 700; }
.neben { background: #fff; color: var(--gruen); border-color: var(--gruen); }
.zurueck { background: transparent; color: var(--grau); border-color: var(--rahmen); }
.zurueck:disabled { opacity: 0.4; cursor: default; }
.liste { list-style: none; padding: 0; margin: 0.8rem 0; }
.liste li a { display: block; background: #fff; border: 1px solid var(--rahmen); border-radius: 8px; padding: 0.6rem 0.8rem; margin: 0.35rem 0; color: inherit; text-decoration: none; }
.liste li.gruppe { font-weight: 700; color: var(--gruen); margin-top: 1rem; }
.liste .nr { color: var(--grau); font-size: 0.85rem; margin-right: 0.3rem; }
.liste .offen { color: var(--rot); font-weight: 600; float: right; }
.liste .wn { color: #8a6d00; font-weight: 600; float: right; }
.liste .wert { color: var(--gruen); font-weight: 700; float: right; }
@media (min-width: 40rem) { .knoepfe { grid-template-columns: 2fr 1fr 1fr; } }
.karte-bild { display: flex; align-items: center; gap: 1rem; background: #fff; border: 2px dashed var(--gruen); border-radius: 12px; padding: 1.2rem; margin: 1rem 0; font-size: 1.2rem; font-weight: 600; color: var(--gruen); }
.karte-bild .nfc { font-size: 2.2rem; letter-spacing: -0.15em; transform: rotate(90deg); display: inline-block; }
.klein { color: var(--grau); font-size: 0.9rem; }
.link.neben { margin-top: 0.6rem; }