/* Schlichte Verwaltungsoberfläche – hell und dunkel. */
:root {
  --bg: #f6f7f9;      --card: #fff;      --text: #16181d;
  --muted: #6b7280;   --line: #e3e6ea;   --accent: #2563eb;
  --green: #047857;   --red: #b91c1c;    --amber: #b45309;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14161a;    --card: #1c1f25;   --text: #e8eaed;
    --muted: #9aa1ab; --line: #2b2f37;   --accent: #60a5fa;
    --green: #34d399; --red: #f87171;    --amber: #fbbf24;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 15px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
h1 { font-size: 1.5rem; margin: 0 0 .25rem; }
h2 { font-size: 1.05rem; margin: 0 0 1rem; }
.lead { color: var(--muted); margin: 0 0 1.5rem; }
.muted { color: var(--muted); }
.small-text { font-size: .82rem; }

.centered { min-height: 100vh; display: grid; place-items: center; padding: 1.5rem; }
.wide { max-width: 1000px; margin: 0 auto; padding: 1.5rem; }

.bar {
  display: flex; align-items: center; gap: .75rem;
  padding: .85rem 1.5rem; background: var(--card); border-bottom: 1px solid var(--line);
}
.bar .spacer { flex: 1; }
.bar a { color: var(--accent); text-decoration: none; }

.card {
  background: var(--card); border: 1px solid var(--line);
  border-radius: 10px; padding: 1.25rem; margin-bottom: 1.25rem;
}
.card.narrow { width: min(100%, 380px); }
.card.highlight { border-color: var(--accent); }

label { display: block; margin-bottom: .85rem; font-size: .87rem; color: var(--muted); }
input {
  display: block; width: 100%; margin-top: .3rem; padding: .55rem .65rem;
  border: 1px solid var(--line); border-radius: 7px;
  background: var(--bg); color: var(--text); font-size: .95rem;
}
input:focus { outline: 2px solid var(--accent); outline-offset: -1px; }
input.tiny { width: 3.6rem; display: inline-block; margin: 0; padding: .2rem .35rem; }

button {
  padding: .55rem 1.1rem; border: 0; border-radius: 7px;
  background: var(--accent); color: #fff; font-size: .95rem; cursor: pointer;
}
button:hover { filter: brightness(1.08); }
button.link {
  background: none; color: var(--accent); padding: .2rem .3rem; font-size: .85rem;
}
button.link.danger { color: var(--red); }

.row { display: flex; gap: .9rem; align-items: flex-end; flex-wrap: wrap; }
.row label { margin-bottom: 0; }
.row .grow { flex: 1; min-width: 190px; }
.row .small { width: 5.5rem; }
.inline { display: inline; }

.code {
  font: 600 1.6rem/1.3 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: .06em; margin: .4rem 0 .6rem; user-select: all;
}
code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .92rem; }

table { width: 100%; border-collapse: collapse; }
th {
  text-align: left; font-size: .78rem; text-transform: uppercase;
  letter-spacing: .04em; color: var(--muted); padding: .4rem .5rem;
  border-bottom: 1px solid var(--line);
}
td { padding: .55rem .5rem; border-bottom: 1px solid var(--line); vertical-align: top; }
tr.revoked td { opacity: .55; }
tr.device td { border-bottom: 0; padding-top: 0; padding-bottom: .3rem; }
td.actions { text-align: right; white-space: nowrap; }
.full { color: var(--amber); font-weight: 600; }

.tag {
  display: inline-block; padding: .1rem .45rem; border-radius: 999px;
  font-size: .75rem; font-weight: 600;
}
.tag.green { background: color-mix(in srgb, var(--green) 18%, transparent); color: var(--green); }
.tag.red   { background: color-mix(in srgb, var(--red) 18%, transparent);   color: var(--red); }
.tag.grey  { background: color-mix(in srgb, var(--muted) 18%, transparent); color: var(--muted); }

.error, .notice {
  padding: .65rem .8rem; border-radius: 7px; margin: 0 0 1rem; font-size: .9rem;
}
.error  { background: color-mix(in srgb, var(--red) 14%, transparent);   color: var(--red); }
.notice { background: color-mix(in srgb, var(--green) 14%, transparent); color: var(--green); }

/* Der frisch erzeugte Code blendet sich nach kurzer Zeit aus – er steht
   ohnehin in der Liste darunter. Solange der Zeiger darauf liegt, bleibt er
   stehen; sonst wäre er beim Kopieren weg. */
.card.highlight {
  transition: opacity .45s ease, max-height .45s ease,
              padding .45s ease, margin .45s ease, border-width .45s ease;
  max-height: 400px; overflow: hidden;
}
.card.highlight.faded {
  opacity: 0; max-height: 0; padding-block: 0; margin-bottom: 0; border-width: 0;
}
@media (prefers-reduced-motion: reduce) {
  .card.highlight { transition: none; }
}