:root {
  --bg: #12141a;
  --panel: #1a1d26;
  --panel-2: #21252f;
  --line: #2e3442;
  --fg: #e6e8ee;
  --muted: #9aa3b5;
  --accent: #6ea8ff;
  --human: #ffc46e;
  --ok: #57d9a3;
  --warn: #ffb86b;
  --err: #ff7a7a;
  --radius: 10px;
}

* { box-sizing: border-box; }

/* Muss !important sein: Autoren-Regeln wie .gate { display: grid }
   schlagen die eingebaute Browser-Regel [hidden] { display: none }
   grundsaetzlich - das Anmeldefenster bliebe sonst nach erfolgreicher
   Anmeldung ueber der Anwendung liegen. */
[hidden] { display: none !important; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 15px/1.55 system-ui, "Segoe UI", sans-serif;
}

h1, h2, h3 { margin: 0 0 .6rem; line-height: 1.25; }
code { background: var(--panel-2); padding: .1em .35em; border-radius: 4px; font-size: .9em; }
.muted { color: var(--muted); font-size: .88rem; }
.error { color: var(--err); min-height: 1.2em; font-size: .88rem; margin: .4rem 0 0; }
.spacer { flex: 1; }

/* --- Formularelemente --- */
label { display: block; margin: .5rem 0; font-size: .82rem; color: var(--muted); }
label.check { display: flex; align-items: center; gap: .45rem; margin-top: 1.7rem; }
input, select, textarea {
  width: 100%;
  margin-top: .25rem;
  padding: .5rem .6rem;
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--fg);
  font: inherit;
  font-size: .92rem;
}
label.check input { width: auto; margin: 0; }
textarea { resize: vertical; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: -1px; }

button {
  padding: .5rem .9rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel-2);
  color: var(--fg);
  font: inherit;
  cursor: pointer;
}
button:hover { border-color: var(--accent); }
button.primary { background: var(--accent); border-color: var(--accent); color: #0b1220; font-weight: 600; }
button.block { width: 100%; }
button.link { background: none; border: none; color: var(--muted); text-decoration: underline; }
button.danger:hover { border-color: var(--err); color: var(--err); }

.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 .8rem; }
.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0 .8rem; }

/* --- Login --- */
.gate { display: grid; place-items: center; min-height: 100vh; padding: 1rem; }
.gate .card { width: min(380px, 100%); }

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.1rem 1.2rem;
  margin-bottom: 1rem;
}

/* --- Topbar --- */
.topbar {
  display: flex;
  align-items: center;
  gap: .8rem;
  padding: .6rem 1rem;
  background: var(--panel);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 5;
}
.tab { background: none; border: none; color: var(--muted); padding: .35rem .7rem; }
.tab.active { color: var(--fg); background: var(--panel-2); }

.view { padding: 1rem; }
.column { max-width: 820px; margin: 0 auto; }

/* --- Forum-Layout --- */
.forum {
  display: grid;
  grid-template-columns: 290px 1fr;
  gap: 1rem;
  align-items: start;
  padding: 1rem;
}
@media (max-width: 860px) { .forum { grid-template-columns: 1fr; } }

.sidebar { position: sticky; top: 4rem; }
.forum-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin: 1rem 0 .3rem;
  font-size: .78rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--muted);
}
.forum-head button { padding: 0; font-size: .78rem; }

.forum-tree { list-style: none; margin: 0; padding: 0; }
.forum-tree li {
  display: flex;
  align-items: center;
  gap: .4rem;
  padding: .3rem .5rem;
  border-radius: 6px;
  cursor: pointer;
  font-size: .9rem;
}
.forum-tree li:hover { background: var(--panel); }
.forum-tree li.active { background: var(--panel-2); color: var(--accent); }
.forum-tree .weg {
  visibility: hidden;
  border: none;
  background: none;
  color: var(--muted);
  padding: 0 .2rem;
  font-size: .9rem;
}
.forum-tree li:hover .weg { visibility: visible; }
.forum-tree .weg:hover { color: var(--err); }

.thread-list { list-style: none; margin: .3rem 0 0; padding: 0; }
.thread-list li {
  padding: .6rem .7rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  margin-bottom: .5rem;
  cursor: pointer;
  background: var(--panel);
}
.thread-list li:hover { border-color: var(--accent); }
.thread-list li.active { border-color: var(--accent); background: var(--panel-2); }
.thread-list .t-title { font-size: .92rem; font-weight: 600; }

.badge {
  display: inline-block;
  font-size: .7rem;
  padding: .1rem .45rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--muted);
}
.badge.active { color: var(--ok); border-color: var(--ok); }
.badge.paused { color: var(--warn); border-color: var(--warn); }
.badge.error { color: var(--err); border-color: var(--err); }
.badge.done { color: var(--muted); }

/* --- Thread --- */
.thread-pane { min-height: 60vh; }
.empty { color: var(--muted); padding: 3rem 1rem; text-align: center; }

.thread-head {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: .9rem 1.1rem;
  margin-bottom: 1rem;
}
.thread-head .row { display: flex; align-items: center; gap: .5rem; flex-wrap: wrap; }
.controls { display: flex; gap: .4rem; flex-wrap: wrap; margin-top: .7rem; }
.controls button { padding: .35rem .7rem; font-size: .85rem; }

.posts { display: flex; flex-direction: column; gap: .7rem; }
.post {
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius);
  padding: .7rem .95rem;
}
.post.human { border-left-color: var(--human); }
.post.system { border-left-color: var(--muted); opacity: .8; font-size: .9rem; }
.post.dokument { border-left-color: var(--ok); background: var(--panel-2); }
.post .uebersetzen {
  font-size: .78rem;
  padding: 0;
  margin-top: .4rem;
  opacity: .6;
}
.post:hover .uebersetzen { opacity: 1; }

.post.rechner { border-left-color: #b98cff; background: var(--panel-2); }
.post.rechner .body {
  max-height: 20rem;
  overflow: auto;
  font-family: ui-monospace, "Cascadia Code", Consolas, monospace;
  font-size: .82rem;
}
.post.rechner.error { border-left-color: var(--err); }
.post.dokument .body {
  max-height: 22rem;
  overflow: auto;
  font-family: ui-monospace, "Cascadia Code", Consolas, monospace;
  font-size: .82rem;
}

.teilnehmer { white-space: nowrap; }
.teilnehmer .raus {
  border: none;
  background: none;
  color: var(--muted);
  padding: 0 .1rem;
  font-size: .9rem;
  visibility: hidden;
}
.teilnehmer:hover .raus { visibility: visible; }
.teilnehmer .raus:hover { color: var(--err); }
.post.error { border-left-color: var(--err); }
.post .meta {
  display: flex;
  gap: .6rem;
  align-items: baseline;
  font-size: .78rem;
  color: var(--muted);
  margin-bottom: .35rem;
}
.post .meta .who { color: var(--fg); font-weight: 600; font-size: .92rem; }
.post .body { white-space: pre-wrap; overflow-wrap: anywhere; }

.post .code {
  white-space: pre;
  overflow-x: auto;
  margin: .5rem 0;
  padding: .6rem .7rem;
  background: #0d0f14;
  border: 1px solid var(--line);
  border-radius: 6px;
  font-family: ui-monospace, "Cascadia Code", Consolas, monospace;
  font-size: .82rem;
  line-height: 1.45;
}
.post .code[data-sprache]::before {
  content: attr(data-sprache);
  display: block;
  margin-bottom: .35rem;
  font-size: .7rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--muted);
}
.post.streaming .body::after {
  content: "\258c";
  color: var(--accent);
  animation: blink 1s steps(2) infinite;
}
@keyframes blink { 50% { opacity: 0; } }

.reply { margin-top: 1rem; }
.reply textarea { min-height: 4.5rem; }
.reply .row { display: flex; gap: .5rem; align-items: center; }

.card-list .card { display: flex; justify-content: space-between; gap: 1rem; align-items: flex-start; }
.card-list h3 { font-size: .98rem; }

dialog {
  background: var(--panel);
  color: var(--fg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  width: min(620px, 94vw);
  padding: 1.2rem 1.4rem;
}
dialog::backdrop { background: rgba(0, 0, 0, .55); }
#token-wert {
  font-family: ui-monospace, Consolas, monospace;
  font-size: .95rem;
  color: var(--ok);
}
dialog menu { display: flex; justify-content: flex-end; gap: .5rem; margin: 1rem 0 0; padding: 0; }