/* Augusto — widget chat per la guida di Ca' Mirto.
   Riusa i token della guida (--cream, --ink, --terracotta, --sea, --serif...):
   se la guida cambia palette, la chat la segue senza modifiche. */

.au-fab {
  position: fixed;
  right: 18px;
  bottom: calc(18px + env(safe-area-inset-bottom, 0px));
  z-index: 9998;
  width: 56px;
  height: 56px;
  border: none;
  border-radius: 50%;
  background: var(--terracotta, #cf6661);
  color: var(--cream, #f6efe2);
  font-family: var(--serif, Georgia, serif);
  font-size: 26px;
  line-height: 1;
  cursor: pointer;
  box-shadow: 0 6px 20px rgba(31, 24, 18, 0.28);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}
.au-fab:hover { transform: translateY(-2px); box-shadow: 0 10px 26px rgba(31, 24, 18, 0.34); }
/* Pallino: c'e' una risposta che l'ospite non ha ancora letto. */
.au-fab.con-novita::after {
  content: "";
  position: absolute;
  top: 3px;
  right: 3px;
  width: 15px;
  height: 15px;
  border-radius: 50%;
  background: var(--olive, #6d7a3a);
  border: 2.5px solid var(--cream, #f6efe2);
  animation: au-pulsa 2s ease-in-out infinite;
}
@keyframes au-pulsa {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.25); }
}
.au-fab:active { transform: translateY(0); }
.au-fab[hidden] { display: none; }

.au-pannello {
  position: fixed;
  right: 18px;
  bottom: calc(18px + env(safe-area-inset-bottom, 0px));
  z-index: 9999;
  display: flex;
  flex-direction: column;
  width: min(390px, calc(100vw - 36px));
  height: min(600px, calc(100vh - 36px - env(safe-area-inset-bottom, 0px)));
  background: var(--cream, #f6efe2);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 18px 50px rgba(31, 24, 18, 0.32);
  font-family: var(--sans, Inter, system-ui, sans-serif);
  color: var(--ink, #545454);
}
.au-pannello[hidden] { display: none; }

/* Su telefono prende tutto lo schermo: è lì che verrà usata davvero. */
@media (max-width: 520px) {
  .au-pannello { inset: 0; width: 100vw; height: 100dvh; border-radius: 0; }
}

.au-testata {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 14px 16px;
  background: var(--sea, #3d6b6e);
  color: var(--cream, #f6efe2);
}
.au-stemma {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  flex: none;
  border-radius: 50%;
  background: rgba(246, 239, 226, 0.16);
  font-family: var(--serif, Georgia, serif);
  font-size: 19px;
}
.au-nome { font-family: var(--serif, Georgia, serif); font-size: 19px; line-height: 1.1; }
.au-ruolo { font-size: 12px; opacity: 0.78; margin-top: 2px; }
.au-chiudi {
  margin-left: auto;
  width: 32px;
  height: 32px;
  border: none;
  border-radius: 50%;
  background: transparent;
  color: inherit;
  font-size: 21px;
  line-height: 1;
  cursor: pointer;
  opacity: 0.8;
}
.au-chiudi:hover { opacity: 1; background: rgba(246, 239, 226, 0.14); }

.au-corpo {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.au-benvenuto {
  font-size: 14px;
  line-height: 1.55;
  color: rgba(84, 84, 84, 0.82);
  padding: 4px 2px 8px;
  border-bottom: 1px solid var(--hairline, rgba(31, 24, 18, 0.1));
}
.au-benvenuto strong { color: var(--ink, #545454); font-weight: 600; }

.au-msg {
  max-width: 84%;
  padding: 10px 13px;
  border-radius: 15px;
  font-size: 15px;
  line-height: 1.5;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}
.au-msg.ospite {
  align-self: flex-end;
  background: var(--terracotta, #cf6661);
  color: var(--cream, #f6efe2);
  border-bottom-right-radius: 5px;
}
.au-msg.augusto {
  align-self: flex-start;
  background: #fff;
  border: 1px solid var(--hairline, rgba(31, 24, 18, 0.1));
  border-bottom-left-radius: 5px;
}
.au-msg a { color: var(--sea, #3d6b6e); }

/* Nota di servizio: l'email ad Ale e Vla è partita davvero. */
.au-nota {
  align-self: flex-start;
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 12.5px;
  padding: 6px 11px;
  border-radius: 999px;
  background: rgba(109, 122, 58, 0.12);
  color: var(--olive, #6d7a3a);
}
.au-nota.fallito { background: rgba(207, 102, 97, 0.14); color: var(--terracotta, #cf6661); }

.au-puntini { display: inline-flex; gap: 4px; align-self: flex-start; padding: 12px 14px; }
.au-puntini i {
  width: 6px; height: 6px; border-radius: 50%;
  background: rgba(84, 84, 84, 0.4);
  animation: au-salto 1.3s infinite;
}
.au-puntini i:nth-child(2) { animation-delay: 0.16s; }
.au-puntini i:nth-child(3) { animation-delay: 0.32s; }
@keyframes au-salto {
  0%, 62%, 100% { transform: translateY(0); opacity: 0.42; }
  32% { transform: translateY(-4px); opacity: 0.95; }
}

.au-piede {
  display: flex;
  gap: 9px;
  padding: 12px;
  background: rgba(255, 255, 255, 0.62);
  border-top: 1px solid var(--hairline, rgba(31, 24, 18, 0.1));
}
.au-piede textarea {
  flex: 1;
  resize: none;
  max-height: 108px;
  padding: 10px 13px;
  border: 1px solid var(--hairline-strong, rgba(31, 24, 18, 0.18));
  border-radius: 13px;
  background: #fff;
  font: inherit;
  /* Mai sotto i 16px: iOS zooma la pagina sul focus dei campi piu' piccoli. */
  font-size: 16px;
  color: inherit;
}
.au-piede textarea:focus { outline: 2px solid var(--sea, #3d6b6e); outline-offset: -1px; }
.au-invia {
  flex: none;
  width: 42px;
  border: none;
  border-radius: 13px;
  background: var(--sea, #3d6b6e);
  color: var(--cream, #f6efe2);
  font-size: 17px;
  cursor: pointer;
}
.au-invia:disabled { opacity: 0.42; cursor: default; }

/* A tutto schermo la pagina arriva sotto l'home indicator di iPhone
   (viewport-fit=cover): la barra di scrittura si alza della safe area.
   Deve stare DOPO `.au-piede { padding: 12px }`: a pari specificità
   vince l'ultima regola, e messa prima verrebbe annullata. */
@media (max-width: 520px) {
  .au-piede { padding-bottom: calc(12px + env(safe-area-inset-bottom, 0px)); }
}

@media (prefers-reduced-motion: reduce) {
  .au-fab, .au-corpo { transition: none; scroll-behavior: auto; }
  .au-puntini i { animation: none; }
}

/* Link alle sezioni della guida dentro le risposte di Wilson */
.au-msg a.au-link {
  color: inherit;
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 2px;
}