/* ============================================================
   MEDAID SITE - Widget WhatsApp fluttuante
   Dipende dai token di medaid-site.css (fallback inline).
   --md-wa-offset: spazio extra dal fondo (es. cookie banner), gestito dal JS.
   ============================================================ */

.md-wa {
  --md-wa-offset: 0px;
  --md-wa-size: 60px;
  --md-wa-green: #25d366;

  position: fixed;
  right: 1.5rem;
  bottom: calc(1.5rem + var(--md-wa-offset));
  z-index: 1090;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 1rem;
  font-family: var(--md-sans, 'Inter Tight', system-ui, sans-serif);
  transition: bottom 250ms cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: none;
}
.md-wa[hidden] { display: none; }
.md-wa > * { pointer-events: auto; }

/* Il "torna su" condivide l'angolo: lo spostiamo sopra il pulsante */
body:has(.md-wa:not([hidden])) .md-back-to-top {
  bottom: calc(1.5rem + var(--md-wa-size, 60px) + 1rem);
  right: calc(1.5rem + 8px);
}

/* ---------- Pulsante ---------- */
.md-wa__toggle {
  position: relative;
  width: var(--md-wa-size);
  height: var(--md-wa-size);
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: var(--md-primary, #3a6a6a);
  color: #fff;
  cursor: pointer;
  display: grid;
  place-items: center;
  padding: 0;
  box-shadow: 0 12px 28px -10px rgba(42, 74, 85, 0.6), 0 0 0 6px rgba(58, 106, 106, 0.12);
  transition: background 200ms ease, transform 200ms ease, box-shadow 200ms ease;
  animation: md-wa-pop 420ms cubic-bezier(0.34, 1.56, 0.64, 1) both;
}
.md-wa__toggle:hover {
  background: var(--md-primary-deep, #2a4a55);
  transform: translateY(-2px);
  box-shadow: 0 16px 32px -10px rgba(42, 74, 85, 0.65), 0 0 0 8px rgba(58, 106, 106, 0.14);
}
.md-wa__toggle:focus-visible,
.md-wa__cta:focus-visible {
  outline: 2px solid var(--md-accent, #d28a3e);
  outline-offset: 3px;
}

.md-wa__toggle-icon {
  grid-area: 1 / 1;
  display: grid;
  place-items: center;
  transition: opacity 200ms ease, transform 250ms cubic-bezier(0.4, 0, 0.2, 1);
}
.md-wa__toggle-icon svg { width: 28px; height: 28px; }
.md-wa__toggle-icon--close { opacity: 0; transform: rotate(-90deg) scale(0.6); }

.md-wa.is-open .md-wa__toggle-icon--wa { opacity: 0; transform: rotate(90deg) scale(0.6); }
.md-wa.is-open .md-wa__toggle-icon--close { opacity: 1; transform: none; }

/* Pallino notifica: visibile finché il fumetto non è mai stato aperto */
.md-wa__badge {
  position: absolute;
  top: -2px;
  right: -2px;
  min-width: 20px;
  height: 20px;
  padding: 0 5px;
  border-radius: 999px;
  background: var(--md-accent, #d28a3e);
  color: #fff;
  border: 2px solid var(--md-paper, #f6f5f1);
  font-family: var(--md-mono, ui-monospace, monospace);
  font-size: 0.68rem;
  font-weight: 600;
  line-height: 16px;
  text-align: center;
  opacity: 0;
  transform: scale(0.4);
  transition: opacity 200ms ease, transform 250ms cubic-bezier(0.34, 1.56, 0.64, 1);
}
.md-wa.has-badge .md-wa__badge { opacity: 1; transform: none; }
.md-wa.is-open .md-wa__badge { opacity: 0; transform: scale(0.4); }

/* ---------- Pannello ---------- */
.md-wa__panel {
  width: min(340px, calc(100vw - 3rem));
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px) scale(0.96);
  transform-origin: bottom right;
  transition: opacity 250ms ease, transform 300ms cubic-bezier(0.34, 1.3, 0.64, 1), visibility 0s linear 300ms;
}
.md-wa.is-open .md-wa__panel {
  opacity: 1;
  visibility: visible;
  transform: none;
  transition: opacity 250ms ease, transform 300ms cubic-bezier(0.34, 1.3, 0.64, 1), visibility 0s;
}

.md-wa__row {
  display: flex;
  align-items: flex-end;
  gap: 0.75rem;
}

.md-wa__avatar {
  position: relative;
  flex-shrink: 0;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--md-surface, #fff);
  border: 1px solid var(--md-line, #e3e6e0);
  color: var(--md-primary, #3a6a6a);
  display: grid;
  place-items: center;
  box-shadow: var(--md-shadow-md, 0 8px 24px -8px rgba(26, 37, 48, 0.18));
}
.md-wa__avatar svg { width: 26px; height: 26px; }
.md-wa__status {
  position: absolute;
  right: 1px;
  bottom: 1px;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: var(--md-wa-green);
  border: 2px solid var(--md-surface, #fff);
}

.md-wa__bubble {
  flex: 1;
  min-width: 0;
  background: var(--md-surface, #fff);
  border: 1px solid var(--md-line, #e3e6e0);
  border-radius: 20px 20px 20px 6px;
  padding: 0.85rem 1.1rem 0.95rem;
  box-shadow: var(--md-shadow-lg, 0 30px 60px -30px rgba(26, 37, 48, 0.25), 0 8px 20px -10px rgba(26, 37, 48, 0.12));
}
.md-wa__kicker {
  display: block;
  margin-bottom: 0.3rem;
  font-family: var(--md-mono, ui-monospace, monospace);
  font-size: 0.66rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--md-muted, #6b7680);
}
.md-wa__text {
  margin: 0;
  font-family: var(--md-serif, 'Source Serif 4', Georgia, serif);
  font-size: 1.12rem;
  font-weight: 500;
  line-height: 1.35;
  color: var(--md-ink, #1a2530);
  min-height: 2.7em;
  transition: opacity 220ms ease, transform 260ms ease;
}
.md-wa__text.is-leaving { opacity: 0; transform: translateY(-6px); }
.md-wa__text.is-entering { opacity: 0; transform: translateY(6px); transition: none; }

.md-wa__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  margin-left: calc(52px + 0.75rem);
  min-height: 48px;
  padding: 0.8rem 1.4rem;
  border-radius: var(--md-radius-pill, 999px);
  background: var(--md-primary, #3a6a6a);
  border: 1.5px solid var(--md-primary, #3a6a6a);
  color: #fff;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  box-shadow: 0 8px 24px -8px rgba(58, 106, 106, 0.45);
  transition: background 200ms ease, border-color 200ms ease, transform 200ms ease;
}
.md-wa__cta svg { width: 20px; height: 20px; }
.md-wa__cta:hover {
  background: var(--md-primary-deep, #2a4a55);
  border-color: var(--md-primary-deep, #2a4a55);
  color: #fff;
  transform: translateY(-1px);
}

@keyframes md-wa-pop {
  from { opacity: 0; transform: scale(0.5); }
  to   { opacity: 1; transform: scale(1); }
}

/* ---------- Mobile ---------- */
@media (max-width: 600px) {
  .md-wa { --md-wa-size: 56px; right: 1rem; bottom: calc(1rem + var(--md-wa-offset)); }
  body:has(.md-wa:not([hidden])) .md-back-to-top { right: calc(1rem + 6px); bottom: calc(1rem + 56px + 0.85rem); }
  .md-wa__panel { width: calc(100vw - 2rem); }
  .md-wa__avatar { width: 44px; height: 44px; }
  .md-wa__avatar svg { width: 22px; height: 22px; }
  .md-wa__cta { margin-left: calc(44px + 0.75rem); }
  .md-wa__text { font-size: 1.05rem; }
}

@media (prefers-reduced-motion: reduce) {
  .md-wa__toggle { animation: none; }
}

@media print {
  .md-wa { display: none !important; }
}