:root { --bg:#0f1115; --panel:#181b21; --line:#2a2f38; --text:#eceef1; --muted:#9aa2ae; --accent:#3ddc84; --alert:#ff5c5c; }
* { box-sizing: border-box; }
body { margin:0; background:var(--bg); color:var(--text); font:16px/1.45 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif; }
main { max-width: 760px; margin: 0 auto; padding: 24px 16px 48px; }
h1 { font-size: 22px; margin: 0 0 4px; }
h2 { font-size: 16px; margin: 0 0 10px; }
p.sub { color: var(--muted); margin: 0 0 20px; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 16px; margin-bottom: 14px; }
label { display: block; font-size: 13px; color: var(--muted); margin: 10px 0 4px; }
input, select { width: 100%; padding: 12px; border-radius: 10px; border: 1px solid var(--line); background: #0f1215; color: var(--text); font: inherit; }
button, .btn { display: inline-block; margin-top: 14px; padding: 12px 16px; border-radius: 10px; border: 0; background: var(--accent); color: #062312; font: inherit; font-weight: 600; cursor: pointer; text-decoration: none; }
button.sec { background: #262b33; color: var(--text); }
button.weg { background: transparent; color: var(--alert); border: 1px solid var(--alert); margin: 0; padding: 6px 10px; font-weight: 500; }
.fehler { background: rgba(255,92,92,.12); border-left: 3px solid var(--alert); padding: 10px 12px; border-radius: 8px; margin-bottom: 12px; }
.ok { background: rgba(61,220,132,.1); border-left: 3px solid var(--accent); padding: 10px 12px; border-radius: 8px; }
.qr { background: #fff; display: inline-block; padding: 10px; border-radius: 12px; margin-top: 12px; }
.qr svg { display: block; width: 240px; height: 240px; }
.link { word-break: break-all; font-family: ui-monospace, Menlo, monospace; font-size: 13px; color: var(--muted); margin-top: 8px; }
table { width: 100%; border-collapse: collapse; }
td { padding: 8px 4px; border-bottom: 1px solid var(--line); vertical-align: middle; }
td small { color: var(--muted); display: block; }
.row { display: flex; gap: 10px; flex-wrap: wrap; }
.row > * { flex: 1 1 160px; }
a.zurueck { color: var(--muted); text-decoration: none; font-size: 14px; }