:root { --grund: #f3f4f6; --karte: #fff; --text: #1f2328; --leise: #59636e; --rand: #d0d7de; --blau: #1f5fa8; --rot: #b42318; }
@media (prefers-color-scheme: dark) { :root { --grund: #16181b; --karte: #202327; --text: #e6e8eb; --leise: #9aa4ae; --rand: #3a3f45; --blau: #5b9be0; --rot: #f0857a; } }
* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; display: grid; place-items: center; padding: 16px; background: var(--grund); color: var(--text); font: 15px/1.45 "Segoe UI", system-ui, -apple-system, Arial, sans-serif; }
.karte { width: 100%; max-width: 380px; background: var(--karte); border: 1px solid var(--rand); border-radius: 10px; padding: 24px; }
.kopf { display: flex; align-items: center; gap: 10px; margin-bottom: 18px; }
.kopf img { width: 28px; height: 28px; }
h1 { font-size: 18px; margin: 0; font-weight: 600; }
label { display: block; margin-bottom: 12px; font-size: 13px; color: var(--leise); }
input { display: block; width: 100%; margin-top: 4px; padding: 9px 10px; font: inherit; color: var(--text); background: var(--karte); border: 1px solid var(--rand); border-radius: 6px; }
input:focus { outline: 2px solid var(--blau); outline-offset: -1px; }
button { width: 100%; padding: 10px; font: inherit; font-weight: 600; color: #fff; background: var(--blau); border: 0; border-radius: 6px; cursor: pointer; }
button:disabled { opacity: .6; cursor: default; }
.fehler { min-height: 1.2em; margin: 4px 0 12px; color: var(--rot); font-size: 13px; }
p { margin: 0 0 12px; }
.klein { font-size: 13px; color: var(--leise); }
dl { display: grid; grid-template-columns: auto 1fr; gap: 4px 12px; margin: 0 0 12px; font-size: 13px; }
dt { color: var(--leise); }
dd { margin: 0; word-break: break-all; }
code { font: 600 14px/1.4 Consolas, "Courier New", monospace; letter-spacing: .5px; }
a { color: var(--blau); }