:root{
  --bg:#0b0b12; --bg2:#12121c; --panel:#161622; --line:#24243a;
  --txt:#e7e7f2; --mut:#8a8aa6; --dim:#55556e;
  --acc:#d4915a;        /* warmes Kupfer — Nuntius-Akzent */
  --acc2:#7aa2f7; --ok:#4ade80; --err:#f87171;
  --user:#1c2033; --bot:#14141f;
  --mono:'SF Mono',ui-monospace,'Cascadia Code','Roboto Mono',Menlo,Consolas,monospace;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;height:100%;overflow:hidden}
body{
  background:var(--bg);color:var(--txt);
  font-family:var(--mono);font-size:15px;line-height:1.5;
  display:flex;flex-direction:column;
  padding:env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);
}
.hidden{display:none!important}

/* ── Kopf ── */
.top{
  display:flex;align-items:center;gap:10px;
  padding:12px 14px;border-bottom:1px solid var(--line);
  background:linear-gradient(180deg,var(--bg2),var(--bg));
}
.brand{display:flex;align-items:center;gap:8px;font-weight:800;letter-spacing:.5px}
.brand-logo{width:24px;height:24px}
.top .brand{font-size:16px}
.status{margin-left:auto;display:flex;align-items:center;gap:6px;font-size:12px;color:var(--mut)}
.dot{width:9px;height:9px;border-radius:50%;background:var(--dim);box-shadow:0 0 0 0 transparent;transition:.3s}
.dot.on{background:var(--ok);box-shadow:0 0 8px var(--ok)}
.dot.off{background:var(--err)}
.dot.wait{background:var(--acc);box-shadow:0 0 8px var(--acc)}
.icon-btn{background:none;border:none;color:var(--mut);font-size:20px;padding:4px 6px;cursor:pointer}
.icon-btn:active{color:var(--txt)}

/* ── Chat ── */
.chat{flex:1;overflow-y:auto;padding:14px;display:flex;flex-direction:column;gap:12px;-webkit-overflow-scrolling:touch}
.empty{margin:auto;text-align:center;color:var(--dim);max-width:280px;display:flex;flex-direction:column;align-items:center;gap:14px}
.empty-logo{width:72px;height:72px;opacity:.5}
.empty p{font-size:13px;line-height:1.6}

.msg{max-width:92%;padding:10px 12px;border-radius:14px;white-space:pre-wrap;word-break:break-word;animation:rise .18s ease}
.msg.user{align-self:flex-end;background:var(--user);border:1px solid var(--line);border-bottom-right-radius:4px}
.msg.bot{align-self:flex-start;background:var(--bot);border:1px solid var(--line);border-bottom-left-radius:4px}
.msg.sys{align-self:center;background:transparent;color:var(--err);font-size:12px;text-align:center;padding:4px 8px;max-width:100%}
.msg .meta{display:block;font-size:10px;color:var(--dim);margin-bottom:3px;letter-spacing:.5px;text-transform:uppercase}
@keyframes rise{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

/* Markdown-ish im Bot-Text */
.msg.bot code{background:#0a0a12;border:1px solid var(--line);border-radius:4px;padding:1px 4px;font-size:.9em}
.msg.bot pre{background:#07070d;border:1px solid var(--line);border-radius:8px;padding:10px;overflow-x:auto;margin:8px 0}
.msg.bot pre code{background:none;border:none;padding:0}
.msg.bot strong{color:#fff}
.msg.bot a{color:var(--acc2)}

/* „arbeitet…"-Indikator */
.working{display:inline-flex;gap:4px;align-items:center;color:var(--mut);font-size:13px}
.working .d{width:6px;height:6px;border-radius:50%;background:var(--acc);animation:blink 1.1s infinite}
.working .d:nth-child(2){animation-delay:.2s}.working .d:nth-child(3){animation-delay:.4s}
@keyframes blink{0%,60%,100%{opacity:.25}30%{opacity:1}}

/* ── Composer ── */
.composer{display:flex;align-items:flex-end;gap:8px;padding:10px 12px;border-top:1px solid var(--line);background:var(--bg2)}
#input{
  flex:1;resize:none;max-height:38vh;background:var(--panel);color:var(--txt);
  border:1px solid var(--line);border-radius:14px;padding:11px 13px;font:inherit;line-height:1.4;outline:none;
}
#input:focus{border-color:var(--acc)}
.send{
  flex:0 0 auto;width:44px;height:44px;border-radius:50%;border:none;cursor:pointer;
  background:var(--acc);color:#1a1008;display:grid;place-items:center;transition:.15s;
}
.send:disabled{background:var(--line);color:var(--dim)}
.send:active:not(:disabled){transform:scale(.92)}

/* ── Setup ── */
.setup{position:fixed;inset:0;z-index:50;background:rgba(6,6,12,.92);display:grid;place-items:center;padding:20px}
.setup-card{width:100%;max-width:360px;background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:22px;display:flex;flex-direction:column;gap:14px}
.setup-card .brand{font-size:20px;justify-content:center}
.setup-hint{font-size:12px;color:var(--mut);line-height:1.5;margin:0}
.setup-hint code{background:#0a0a12;padding:1px 5px;border-radius:4px}
.setup-card label{display:flex;flex-direction:column;gap:5px;font-size:12px;color:var(--mut)}
.setup-card input{background:#0a0a12;border:1px solid var(--line);border-radius:10px;padding:11px;color:var(--txt);font:inherit;outline:none}
.setup-card input:focus{border-color:var(--acc)}
.btn-primary{background:var(--acc);color:#1a1008;border:none;border-radius:12px;padding:13px;font:inherit;font-weight:800;cursor:pointer;margin-top:4px}
.btn-primary:active{transform:scale(.98)}