:root {
  --bg: #f4f5f7;
  --surface: #ffffff;
  --ink: #16171a;
  --muted: #63666e;
  --line: #dcdee3;
  --accent: #1f4ed8;
  --accent-ink: #ffffff;
  --ok: #0f7b4f;
  --ok-bg: #e8f5ee;
  --err: #b3261e;
  --err-bg: #fdecea;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(16, 18, 22, 0.06), 0 8px 24px rgba(16, 18, 22, 0.06);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14161a;
    --surface: #1c1f25;
    --ink: #eceef2;
    --muted: #9ba1ad;
    --line: #2c313a;
    --accent: #5b8cff;
    --accent-ink: #0b1020;
    --ok: #56d19a;
    --ok-bg: #12281f;
    --err: #ff8a80;
    --err-bg: #2b1614;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 8px 24px rgba(0, 0, 0, 0.35);
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  padding: 32px 16px 64px;
  background: var(--bg);
  color: var(--ink);
  font: 15px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

.wrap { max-width: 620px; margin: 0 auto; }
.wrap--wide { max-width: 980px; }

header.masthead { margin-bottom: 20px; }
header.masthead h1 { margin: 0 0 4px; font-size: 24px; letter-spacing: -0.2px; }
header.masthead p { margin: 0; color: var(--muted); font-size: 14px; }

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px;
  margin-bottom: 16px;
}

h2 { margin: 0 0 14px; font-size: 15px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); font-weight: 600; }

dl.facts { display: grid; grid-template-columns: minmax(120px, 34%) 1fr; gap: 6px 16px; margin: 0; font-size: 14px; }
dl.facts dt { color: var(--muted); }
dl.facts dd { margin: 0; font-variant-numeric: tabular-nums; }

label { display: block; margin-bottom: 14px; font-size: 14px; font-weight: 500; }
label .hint { display: block; font-weight: 400; color: var(--muted); font-size: 12.5px; margin-top: 2px; }

input[type="text"], input[type="email"] {
  width: 100%;
  margin-top: 6px;
  padding: 10px 12px;
  font: inherit;
  color: var(--ink);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
}
input:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; border-color: var(--accent); }
input[aria-invalid="true"] { border-color: var(--err); }
input.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: 0.04em; }

.field-error { color: var(--err); font-size: 13px; margin-top: 4px; min-height: 0; }

.consent { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; font-weight: 400; }
.consent input { margin-top: 3px; width: 17px; height: 17px; flex: 0 0 auto; accent-color: var(--accent); }

.legal { font-size: 13px; color: var(--muted); background: var(--bg); border: 1px solid var(--line); border-radius: 8px; padding: 12px 14px; margin-bottom: 16px; }
.legal p { margin: 0 0 8px; }
.legal p:last-child { margin-bottom: 0; }

button {
  font: inherit;
  font-weight: 600;
  padding: 11px 18px;
  border-radius: 8px;
  border: 1px solid transparent;
  background: var(--accent);
  color: var(--accent-ink);
  cursor: pointer;
}
button:disabled { opacity: 0.5; cursor: not-allowed; }
button.secondary { background: transparent; color: var(--ink); border-color: var(--line); }
button.danger { background: transparent; color: var(--err); border-color: var(--line); padding: 5px 10px; font-size: 13px; font-weight: 500; }

.notice { border-radius: 8px; padding: 12px 14px; font-size: 14px; margin-bottom: 16px; }
.notice.error { background: var(--err-bg); color: var(--err); }
.notice.ok { background: var(--ok-bg); color: var(--ok); }

.done h1 { color: var(--ok); }

table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
th { text-align: left; font-weight: 600; color: var(--muted); border-bottom: 1px solid var(--line); padding: 8px 10px 8px 0; white-space: nowrap; }
td { border-bottom: 1px solid var(--line); padding: 9px 10px 9px 0; vertical-align: top; }
td.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 12.5px; word-break: break-all; }
.tag { display: inline-block; font-size: 11.5px; padding: 2px 7px; border-radius: 99px; border: 1px solid var(--line); color: var(--muted); }
.tag.used { color: var(--ok); border-color: currentColor; }
.tag.expired { color: var(--err); border-color: currentColor; }

/* Nebeneinanderliegende Felder: Eingabezeilen sollen auf einer Höhe stehen,
   auch wenn ein Hinweistext darüber zweizeilig umbricht. */
.row { display: flex; gap: 10px; flex-wrap: wrap; align-items: stretch; }
.row > label { flex: 1 1 160px; margin-bottom: 0; display: flex; flex-direction: column; }
.row > label > input { margin-top: auto; }

.copybox { display: flex; gap: 8px; margin-top: 10px; }
.copybox input { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 12.5px; }

/* Kundensuche: Trefferliste hängt unter dem Suchfeld, ohne das Layout zu schieben. */
.combo { position: relative; }
.combo-list {
  position: absolute; z-index: 20; left: 0; right: 0; top: calc(100% + 4px);
  max-height: 320px; overflow-y: auto; padding: 4px;
  background: var(--surface); border: 1px solid var(--line);
  border-radius: 8px; box-shadow: var(--shadow);
}
.combo-list[hidden] { display: none; }
.combo-item {
  display: flex; justify-content: space-between; align-items: baseline; gap: 12px;
  padding: 8px 10px; border-radius: 6px; cursor: pointer; font-size: 14px;
}
.combo-item[aria-selected="true"] { background: var(--accent); color: var(--accent-ink); }
.combo-item[aria-selected="true"] .combo-meta { color: inherit; opacity: 0.8; }
.combo-meta { color: var(--muted); font-size: 12.5px; white-space: nowrap; font-variant-numeric: tabular-nums; }
.combo-empty { padding: 10px; color: var(--muted); font-size: 14px; }

.picked { border: 1px solid var(--line); border-radius: 8px; padding: 14px 16px; margin-top: 14px; background: var(--bg); }
.picked-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; }
.picked-head strong { font-size: 15px; }
.picked-sub { color: var(--muted); font-size: 13px; margin-top: 2px; }
.picked-facts { margin-top: 12px; font-size: 13px; }
.picked-facts div { display: flex; gap: 8px; padding: 3px 0; }
.picked-facts .k { color: var(--muted); flex: 0 0 130px; }
.picked-facts .v { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 12.5px; }

footer.fineprint { color: var(--muted); font-size: 12.5px; text-align: center; margin-top: 24px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }