/* Assistente di gabrielepassuello.com
   Palette Flexoki, come il resto del sito. Il pulsante è un biglietto del cinema,
   in linea con le locandine delle note ("Now showing at gabrielepassuello.com"). */

#gpa-root {
  --gpa-paper: #FFFCF0;
  --gpa-surface: #F2F0E5;
  --gpa-line: #DAD8CE;
  --gpa-muted: #6F6E69;
  --gpa-ink: #100F0F;
  --gpa-accent: #AF3029;
  --gpa-focus: #205EA6;
  --gpa-ticket: #AF3029;
  --gpa-ticket-ink: #FFFCF0;
  font: inherit;
  color: var(--gpa-ink);
}

@media (prefers-color-scheme: dark) {
  #gpa-root {
    --gpa-paper: #100F0F;
    --gpa-surface: #1C1B1A;
    --gpa-line: #343331;
    --gpa-muted: #878580;
    --gpa-ink: #CECDC3;
    --gpa-accent: #D14D41;
    --gpa-focus: #4385BE;
  }
}

#gpa-root *,
#gpa-root *::before,
#gpa-root *::after { box-sizing: border-box; }

#gpa-root :is(button, textarea, a):focus-visible {
  outline: 2px solid var(--gpa-focus);
  outline-offset: 2px;
}

/* ---------- pulsante: biglietto con tacche laterali e perforazione ---------- */

#gpa-root .gpa-launch {
  position: fixed;
  right: max(16px, env(safe-area-inset-right));
  bottom: max(16px, env(safe-area-inset-bottom));
  z-index: 2147483000;
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: 6px;
  background: none;
  cursor: pointer;
  font: inherit;
}

#gpa-root .gpa-ticket {
  --notch: 7px;
  display: inline-flex;
  align-items: stretch;
  min-height: 44px;
  border-radius: 4px;
  background: var(--gpa-ticket);
  color: var(--gpa-ticket-ink);
  box-shadow: 0 6px 18px -8px rgb(16 15 15 / 0.55);
  -webkit-mask:
    radial-gradient(circle var(--notch) at 0 50%, #0000 97%, #000) left / 51% 100% no-repeat,
    radial-gradient(circle var(--notch) at 100% 50%, #0000 97%, #000) right / 51% 100% no-repeat;
  mask:
    radial-gradient(circle var(--notch) at 0 50%, #0000 97%, #000) left / 51% 100% no-repeat,
    radial-gradient(circle var(--notch) at 100% 50%, #0000 97%, #000) right / 51% 100% no-repeat;
}

#gpa-root .gpa-stub {
  display: grid;
  place-items: center;
  padding: 0 12px 0 17px;
  border-right: 2px dashed rgb(255 252 240 / 0.6);
  font-size: 17px;
  font-weight: 700;
  line-height: 1;
}

#gpa-root .gpa-launch-label {
  display: grid;
  place-items: center;
  padding: 0 19px 0 13px;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.2;
  white-space: nowrap;
}

@media (prefers-reduced-motion: no-preference) {
  #gpa-root .gpa-ticket { transition: transform 0.15s ease-out; }
  #gpa-root .gpa-launch:hover .gpa-ticket { transform: translateY(-2px) rotate(-1deg); }
}

/* ---------- pannello ---------- */

#gpa-root .gpa-panel {
  position: fixed;
  right: max(16px, env(safe-area-inset-right));
  bottom: calc(max(16px, env(safe-area-inset-bottom)) + 60px);
  z-index: 2147483001; /* sopra il pulsante: su telefono il pannello lo copre */
  display: flex;
  flex-direction: column;
  width: min(400px, calc(100vw - 32px));
  height: min(600px, calc(100vh - 110px));
  overflow: hidden;
  border: 1px solid var(--gpa-line);
  border-radius: 10px;
  background: var(--gpa-paper);
  color: var(--gpa-ink);
  box-shadow: 0 18px 40px -18px rgb(16 15 15 / 0.45);
  transform-origin: bottom right;
}

#gpa-root .gpa-panel[hidden] { display: none; }

@media (prefers-reduced-motion: no-preference) {
  #gpa-root .gpa-panel.is-opening { animation: gpa-open 0.16s ease-out; }
}

@keyframes gpa-open {
  from { opacity: 0; transform: translateY(8px) scale(0.985); }
  to { opacity: 1; transform: none; }
}

#gpa-root .gpa-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 12px 12px 16px;
  border-bottom: 1px solid var(--gpa-line);
}

#gpa-root .gpa-title {
  margin: 0;
  font-size: 16px;
  font-weight: 650;
  line-height: 1.3;
  letter-spacing: 0;
}

#gpa-root .gpa-sub {
  margin: 2px 0 0;
  font-size: 13px;
  line-height: 1.4;
  color: var(--gpa-muted);
}

#gpa-root .gpa-head-actions { display: flex; gap: 2px; }

#gpa-root .gpa-icon {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--gpa-muted);
  cursor: pointer;
}

#gpa-root .gpa-icon:hover { background: var(--gpa-surface); color: var(--gpa-ink); }

/* ---------- conversazione: impaginata come una trascrizione ---------- */

#gpa-root .gpa-log {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 14px;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: 16px;
}

#gpa-root .gpa-msg {
  max-width: 92%;
  font-size: 15px;
  line-height: 1.55;
  overflow-wrap: anywhere;
}

#gpa-root .gpa-msg p { margin: 0 0 0.6em; }
#gpa-root .gpa-msg p:last-child { margin-bottom: 0; }
#gpa-root .gpa-msg ul { margin: 0.2em 0 0.6em; padding-left: 1.2em; }
#gpa-root .gpa-msg li { margin: 0.15em 0; }
#gpa-root .gpa-msg strong { font-weight: 650; }

#gpa-root .gpa-msg a {
  color: inherit;
  text-decoration: underline;
  text-decoration-color: var(--gpa-accent);
  text-decoration-thickness: 1.5px;
  text-underline-offset: 2px;
}

#gpa-root .gpa-msg-assistant {
  padding-left: 12px;
  border-left: 2px solid var(--gpa-accent);
}

#gpa-root .gpa-msg-user {
  align-self: flex-end;
  padding: 8px 12px;
  border: 1px solid var(--gpa-line);
  border-radius: 10px 10px 2px 10px;
  background: var(--gpa-surface);
  white-space: pre-wrap;
}

#gpa-root .gpa-msg-error {
  padding-left: 12px;
  border-left: 2px dashed var(--gpa-muted);
  color: var(--gpa-muted);
  font-size: 14px;
}

#gpa-root .gpa-msg[data-streaming] .gpa-body::after {
  content: "▍";
  margin-left: 1px;
  color: var(--gpa-accent);
}

@media (prefers-reduced-motion: no-preference) {
  #gpa-root .gpa-msg[data-streaming] .gpa-body::after { animation: gpa-caret 1s steps(2, jump-none) infinite; }
}

@keyframes gpa-caret { 50% { opacity: 0; } }

/* ---------- suggerimenti, verifica, input ---------- */

#gpa-root .gpa-suggest {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 0 16px;
}

#gpa-root .gpa-suggest:not(:empty) { padding-bottom: 12px; }

#gpa-root .gpa-chip {
  margin: 0;
  padding: 6px 11px;
  border: 1px solid var(--gpa-line);
  border-radius: 999px;
  background: transparent;
  color: var(--gpa-ink);
  font: inherit;
  font-size: 14px;
  line-height: 1.3;
  text-align: left;
  cursor: pointer;
}

#gpa-root .gpa-chip:hover { border-color: var(--gpa-accent); }

#gpa-root .gpa-ts:not(:empty) { padding: 0 16px 8px; }

#gpa-root .gpa-form {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  margin: 0;
  padding: 12px 16px 8px;
  border-top: 1px solid var(--gpa-line);
}

#gpa-root .gpa-input {
  flex: 1;
  min-height: 42px;
  max-height: 120px;
  margin: 0;
  padding: 9px 11px;
  border: 1px solid var(--gpa-line);
  border-radius: 8px;
  background: var(--gpa-surface);
  color: var(--gpa-ink);
  font: inherit;
  font-size: 16px; /* sotto i 16px iOS ingrandisce la pagina al focus */
  line-height: 1.4;
  resize: none;
}

#gpa-root .gpa-input::placeholder { color: var(--gpa-muted); opacity: 1; }

#gpa-root .gpa-send {
  min-height: 42px;
  margin: 0;
  padding: 0 15px;
  border: 0;
  border-radius: 8px;
  background: var(--gpa-ticket);
  color: var(--gpa-ticket-ink);
  font: inherit;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
}

#gpa-root .gpa-send:disabled { opacity: 0.55; cursor: progress; }

#gpa-root .gpa-foot {
  margin: 0;
  padding: 0 16px 12px;
  color: var(--gpa-muted);
  font-size: 12px;
  line-height: 1.4;
}

#gpa-root .gpa-foot a { color: inherit; }

#gpa-root .gpa-sr {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

/* ---------- telefono: pannello a tutta larghezza dal basso ---------- */

@media (max-width: 520px) {
  #gpa-root .gpa-panel {
    right: 0;
    bottom: 0;
    left: 0;
    width: auto;
    height: min(88vh, 100dvh);
    border-width: 1px 0 0;
    border-radius: 12px 12px 0 0;
    padding-bottom: max(0px, env(safe-area-inset-bottom));
  }
}

@media print {
  #gpa-root { display: none; }
}