/* NextRD-KI – Chatfenster. Farben und Schrift ausschließlich über die Variablen von stil.css. */
.nxki-knopf {
  position: fixed; right: 20px; bottom: 20px; z-index: 50;
  font: inherit; font-weight: 600; font-size: 0.98rem;
  padding: 12px 22px; border-radius: 999px; cursor: pointer;
  background: var(--marine, #0a2c52); color: var(--himmel, #e8f3f7);
  border: 1.5px solid var(--marine, #0a2c52);
  box-shadow: 0 6px 20px rgba(10, 44, 82, 0.22);
}
.nxki-knopf:hover { background: var(--schild, #245b8a); border-color: var(--schild, #245b8a); }
.nxki-knopf[hidden] { display: none; }

.nxki-fenster {
  position: fixed; right: 20px; bottom: 20px; z-index: 51;
  width: 380px; height: min(560px, calc(100vh - 40px));
  display: flex; flex-direction: column;
  background: var(--flaeche, #fff); color: var(--marine, #0a2c52);
  border: 1px solid var(--linie, #c3d9e4); border-radius: 14px;
  box-shadow: 0 10px 30px rgba(10, 44, 82, 0.18);
  font: 16px/1.5 var(--schrift, system-ui, sans-serif);
  overflow: hidden;
}
.nxki-fenster[hidden] { display: none; }

.nxki-kopf { display: flex; align-items: baseline; gap: 10px; padding: 14px 16px 12px; border-bottom: 1px solid var(--linie, #c3d9e4); }
.nxki-kopf h2 { font-size: 1.05rem; margin: 0; }
.nxki-zu {
  margin-left: auto; align-self: center; font: inherit; font-size: 0.92rem; font-weight: 600;
  background: none; border: 0; color: var(--schild, #245b8a); cursor: pointer; padding: 4px 2px;
}
.nxki-zu:hover { text-decoration: underline; }

.nxki-inhalt { flex: 1; overflow-y: auto; padding: 16px; display: flex; flex-direction: column; gap: 14px; overscroll-behavior: contain; }
.nxki-inhalt p { margin: 0; }

.nxki-hinweis { display: grid; gap: 12px; }
.nxki-hinweis p { color: var(--marine, #0a2c52); }
.nxki-hinweis .nxki-leise { color: var(--leise, #4d6680); font-size: 0.92rem; }

.nxki-bot { max-width: 92%; white-space: pre-line; }
.nxki-bot::before { content: "NextRD-KI"; display: block; font-size: 0.8rem; font-weight: 600; color: var(--leise, #4d6680); margin-bottom: 2px; }
.nxki-bot a { color: var(--schild, #245b8a); }
.nxki-ich { align-self: flex-end; max-width: 85%; background: var(--markiert, #d7e9f3); border-radius: 10px; padding: 8px 12px; white-space: pre-line; overflow-wrap: anywhere; }
.nxki-schreibt { color: var(--leise, #4d6680); font-size: 0.92rem; }

.nxki-fuss { border-top: 1px solid var(--linie, #c3d9e4); padding: 10px 12px 12px; display: grid; gap: 8px; }
.nxki-eingabe { display: flex; gap: 8px; align-items: flex-end; }
.nxki-eingabe textarea {
  flex: 1; font: inherit; font-size: 0.97rem; resize: none; min-height: 42px; max-height: 120px;
  padding: 9px 12px; border-radius: 10px; border: 1px solid var(--linie, #c3d9e4);
  background: var(--himmel, #e8f3f7); color: var(--marine, #0a2c52);
}
.nxki-direkt { justify-self: start; font: inherit; font-size: 0.88rem; background: none; border: 0; padding: 0; color: var(--leise, #4d6680); text-decoration: underline; cursor: pointer; }

.nxki-fenster .nxki-aktion {
  font: inherit; font-weight: 600; font-size: 0.95rem; white-space: nowrap; cursor: pointer;
  padding: 9px 18px; border-radius: 999px;
  background: var(--marine, #0a2c52); color: var(--himmel, #e8f3f7); border: 1.5px solid var(--marine, #0a2c52);
}
.nxki-fenster .nxki-aktion:hover { background: var(--schild, #245b8a); border-color: var(--schild, #245b8a); }
.nxki-fenster .nxki-aktion:disabled { opacity: 0.55; cursor: default; }

.nxki-karte { display: grid; gap: 0; border-top: 2px solid var(--marine, #0a2c52); padding-top: 6px; }
.nxki-karte h3 { font-size: 1rem; margin: 6px 0 4px; }
.nxki-karte > p { color: var(--leise, #4d6680); font-size: 0.92rem; margin-bottom: 6px; }
.nxki-feld { display: grid; gap: 3px; padding: 9px 0; border-bottom: 1px solid var(--linie, #c3d9e4); }
.nxki-feld label, .nxki-feld legend { font-size: 0.85rem; color: var(--leise, #4d6680); padding: 0; }
.nxki-feld input[type=text], .nxki-feld input[type=email], .nxki-feld input[type=tel], .nxki-feld textarea {
  font: inherit; font-size: 0.97rem; width: 100%; padding: 6px 8px; border-radius: 8px;
  border: 1px solid var(--linie, #c3d9e4); background: var(--himmel, #e8f3f7); color: var(--marine, #0a2c52);
}
.nxki-feld textarea { resize: vertical; min-height: 70px; }
fieldset.nxki-feld { border: 0; margin: 0; border-bottom: 1px solid var(--linie, #c3d9e4); }
.nxki-wahl { display: flex; gap: 18px; font-size: 0.95rem; }
.nxki-einwilligung { display: flex; gap: 10px; align-items: flex-start; font-size: 0.9rem; padding: 12px 0 4px; }
.nxki-einwilligung input { margin-top: 4px; }
.nxki-einwilligung a { color: var(--schild, #245b8a); }
.nxki-fenster { --nxki-fehler: #b3261e; }
:root[data-theme="dark"] .nxki-fenster { --nxki-fehler: #ffb4ab; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .nxki-fenster { --nxki-fehler: #ffb4ab; } }
.nxki-fehler { color: var(--nxki-fehler); font-size: 0.85rem; }
.nxki-karte .nxki-aktion { justify-self: start; margin-top: 12px; }
.nxki-honig { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.nxki-fenster :focus-visible, .nxki-knopf:focus-visible { outline: 3px solid var(--schild, #245b8a); outline-offset: 2px; }

@media (prefers-reduced-motion: no-preference) {
  .nxki-fenster { animation: nxki-auf 0.16s ease-out; }
  @keyframes nxki-auf { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
}

@media (max-width: 640px) {
  .nxki-knopf { right: 14px; bottom: 14px; padding: 10px 18px; font-size: 0.92rem; }
  body:has(.nxki-knopf) { padding-bottom: 64px; }
  .nxki-fenster { inset: 0; width: auto; height: auto; border-radius: 0; border: 0; }
}

@media print { .nxki-knopf, .nxki-fenster { display: none !important; } }