/* ================================================================
   STILE: tutto pensato prima per il telefono
   ================================================================ */
:root {
  --crema: #f3ead9;
  --rosa-sfondo: #fff0f5;
  --rosa-pallido: #fde4ec;
  --rosa-tratto: #f0a8c0;
  --rosa-vivo: #f5739d;
  --rosa-scuro: #c2315f;
  --testo: #5b3a47;
  --testo-tenue: #8d6a78;
  --ombra: 0 8px 22px rgba(194, 49, 95, .12);
  --corsivo-titoli: 'Caveat Brush', 'Comic Sans MS', cursive;
  --corsivo-lettera: 'Caveat', 'Comic Sans MS', cursive;
  --testo-base: 'Nunito', system-ui, sans-serif;
  --ease-esce: cubic-bezier(.22, 1, .36, 1);
  --sicuro-su: env(safe-area-inset-top, 0px);
  --sicuro-giu: env(safe-area-inset-bottom, 0px);
  --sicuro-sx: env(safe-area-inset-left, 0px);
  --sicuro-dx: env(safe-area-inset-right, 0px);
}

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

html, body {
  margin: 0;
  height: 100%;
  overscroll-behavior: none;
  background: var(--rosa-sfondo);
}

html {
  -webkit-tap-highlight-color: transparent;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  font-family: var(--testo-base);
  font-weight: 500;
  color: var(--testo);
  overflow: hidden;
}

button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }

button, .pillola, .card-sezione, .busta {
  touch-action: manipulation;
  user-select: none;
  -webkit-user-select: none;
  -webkit-touch-callout: none;
}

:focus { outline: none; }
:focus-visible { outline: 2px solid var(--rosa-scuro); outline-offset: 3px; }
h1:focus-visible { outline: none; }

[hidden] { display: none !important; }

/* ------- Schermate ------- */
.schermata {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 100svh;
  height: 100dvh;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: none;
  -webkit-overflow-scrolling: touch;
  padding:
    calc(var(--sicuro-su) + 18px)
    calc(var(--sicuro-dx) + 18px)
    calc(var(--sicuro-giu) + 18px)
    calc(var(--sicuro-sx) + 18px);
  background-color: var(--rosa-sfondo);
  background-image: radial-gradient(rgba(240, 168, 192, .22) 1px, transparent 1.4px);
  background-size: 18px 18px;
  visibility: hidden;
  opacity: 0;
}

.schermata.attiva {
  visibility: visible;
  opacity: 1;
  z-index: 2;
}

.schermata.attiva.entra {
  animation: entra .42s var(--ease-esce) both;
}

@keyframes entra {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: none; }
}

/* ------- 1. Entrata ------- */
#entrata {
  background: var(--crema);
  display: grid;
  align-content: center;
  justify-items: center;
  gap: 34px;
  z-index: 3;
}

#entrata.sfuma { transition: opacity .55s ease; opacity: 0; }

.busta {
  position: relative;
  display: block;
  width: min(64vw, 280px);
  aspect-ratio: 300 / 210;
  perspective: 780px;
  animation: dondola 3.4s ease-in-out infinite;
}

.busta::after {
  content: '';
  position: absolute;
  left: 7%; right: 7%; bottom: -13px;
  height: 22px;
  border-radius: 50%;
  background: rgba(120, 88, 50, .26);
  filter: blur(9px);
  z-index: -1;
}

.busta svg { display: block; position: absolute; left: 0; top: 0; width: 100%; height: 100%; overflow: visible; }

.busta:active { scale: .98; }

.busta-fondo { z-index: 1; }
.busta-tasca { z-index: 2; }

.busta-lembo {
  position: absolute;
  left: 0; top: 0;
  width: 100%;
  height: 71.43%;
  z-index: 3;
  transform-origin: 50% 0;
  transform-style: preserve-3d;
  transition: transform .5s cubic-bezier(.45, .05, .35, 1), z-index 0s linear .24s;
}

.busta-lembo svg {
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
}

.lembo-dentro { transform: rotateY(180deg); }

.busta.aperta { animation: none; pointer-events: none; }
.busta.aperta .busta-lembo { transform: rotateX(180deg); z-index: 0; }

.entrata-scritta {
  margin: 0;
  font-family: var(--corsivo-lettera);
  font-size: 20px;
  font-weight: 500;
  color: #a97c62;
  letter-spacing: .03em;
  transition: opacity .25s ease;
}
.busta.aperta + .entrata-scritta { opacity: 0; }

@keyframes dondola {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-5px); }
}

#fiori-entrata {
  position: fixed;
  inset: 0;
  z-index: 10;
  pointer-events: none;
  display: none;
}
#fiori-entrata.attivo { display: block; }
#fiori-entrata .strato-fiori {
  position: absolute;
  left: 0; top: 0;
  width: 100%; height: 100%;
}
#fiori-entrata.dissolvi {
  transition: opacity 1.1s ease-in, filter 1.1s ease-in, transform 1.1s ease-in;
  opacity: 0;
  filter: blur(26px);
  transform: scale(1.08);
  will-change: opacity, filter, transform;
}

/* ------- Elementi comuni ------- */
.titolo-corsivo {
  margin: 0;
  font-family: var(--corsivo-titoli);
  font-weight: 400;
  font-size: clamp(29px, 8.4vw, 36px);
  line-height: 1.12;
  color: var(--rosa-scuro);
  text-align: center;
  text-wrap: balance;
}

.titolo-grande { font-size: clamp(46px, 13vw, 58px); }

.sottotitolo {
  margin: 8px 0 0;
  text-align: center;
  font-size: 15.5px;
  color: var(--testo);
}

.tratteggio {
  border: 0;
  border-top: 2px dashed var(--rosa-tratto);
  width: 100%;
  margin: 0;
}

.pillola {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 30px;
  border: 2px solid var(--rosa-scuro);
  border-radius: 999px;
  background: #fff;
  color: var(--rosa-scuro);
  font-weight: 800;
  font-size: 15px;
  letter-spacing: .1em;
  box-shadow: var(--ombra);
  transition: transform .12s var(--ease-esce), background-color .12s, color .12s;
}
.pillola:active { transform: scale(.96); background: var(--rosa-vivo); border-color: var(--rosa-vivo); color: #fff; }

.pillola-piccola { min-height: 42px; padding: 0 20px; font-size: 14px; letter-spacing: .04em; }

.gattina-svg { display: block; width: 100%; height: 100%; }
.gattina-img { display: block; width: 100%; height: 100%; object-fit: contain; }

/* Il disegno: larghezza fissata e altezza automatica, così non si deforma mai */
.disegno-grande,
.disegno-piccolo {
  margin: 0;
  background: #fff;
}
.disegno-grande img,
.disegno-piccolo img {
  display: block;
  width: 100%;
  height: auto;
}
.disegno-grande {
  width: min(76%, 290px);
  margin: 16px auto 8px;
  padding: 10px 10px 30px;
  border-radius: 5px;
  box-shadow: 0 12px 26px rgba(120, 40, 70, .2);
  rotate: -2.4deg;
}
.disegno-piccolo {
  flex: none;
  width: 78px;
  padding: 5px 5px 14px;
  border-radius: 3px;
  box-shadow: 0 6px 14px rgba(120, 40, 70, .18);
  rotate: 2.6deg;
}

/* Riquadri "da riempire": si vedono solo con anteprima: true */
.da-riempire {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  min-height: 92px;
  padding: 14px;
  border: 2px dashed var(--rosa-tratto);
  border-radius: 16px;
  background: rgba(255, 255, 255, .55);
  color: var(--rosa-scuro);
  font-weight: 800;
  font-size: 14.5px;
  text-align: center;
}
.da-riempire small {
  font-weight: 500;
  font-size: 13px;
  color: var(--testo-tenue);
}

/* ------- 2. Codice ------- */
#codice { display: flex; }

.codice-colonna {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  width: 100%;
  max-width: 400px;
  margin: auto;
}

.lucchetto { width: 38px; height: 48px; margin-top: 8px; }

#modulo-codice {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  width: 100%;
  margin-top: 4px;
}

.caselle { display: flex; justify-content: center; gap: 10px; }

.caselle.trema { animation: trema .46s linear; }

@keyframes trema {
  0%, 100% { transform: translateX(0); }
  15% { transform: translateX(-9px); }
  32% { transform: translateX(8px); }
  50% { transform: translateX(-6px); }
  68% { transform: translateX(5px); }
  85% { transform: translateX(-2px); }
}

.casella {
  width: 54px;
  height: 62px;
  padding: 0;
  border: 2px solid var(--rosa-tratto);
  border-radius: 15px;
  background: #fff;
  color: var(--rosa-scuro);
  font: 800 25px var(--testo-base);
  text-align: center;
  caret-color: var(--rosa-scuro);
  -webkit-appearance: none;
  appearance: none;
  transition: border-color .12s, box-shadow .12s;
}
.casella { touch-action: manipulation; }
.casella:active { border-color: var(--rosa-scuro); }
.casella::placeholder { color: #e9bccb; opacity: 1; }
.casella:focus {
  outline: none;
  border-color: var(--rosa-scuro);
  box-shadow: 0 4px 14px rgba(194, 49, 95, .22);
}

.card-messaggio {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  min-height: 176px;
  padding: 14px 16px 16px;
  border: 2px solid var(--rosa-tratto);
  border-radius: 22px;
  background: #fff;
  box-shadow: var(--ombra);
}

.card-gattina { width: 92px; height: 102px; }

.messaggio {
  margin: 8px 0 0;
  font-weight: 800;
  font-size: 16.5px;
  color: var(--rosa-scuro);
  text-align: center;
  text-wrap: balance;
}

.aiuto {
  margin: 8px 0 0;
  padding: 6px 12px;
  border: 1.5px dashed var(--rosa-tratto);
  border-radius: 12px;
  background: var(--rosa-sfondo);
  font-family: var(--corsivo-lettera);
  font-weight: 700;
  font-size: clamp(19px, 5.3vw, 22px);
  line-height: 1.15;
  color: var(--rosa-scuro);
  text-align: center;
  text-wrap: balance;
  animation: entra .3s var(--ease-esce) both;
}

/* Telefono basso o tastiera aperta: si compatta tutto */
@media (max-height: 640px) {
  .lucchetto { display: none; }
  .codice-colonna { gap: 10px; }
  #modulo-codice { gap: 12px; }
  .card-messaggio { min-height: 0; padding: 10px 14px 12px; }
  .card-gattina { width: 66px; height: 74px; }
  .titolo-corsivo { font-size: 27px; }
  .titolo-grande { font-size: 44px; }
}

/* ------- 3. Video ------- */
#schermo-video { display: flex; z-index: 4; }

.video-colonna {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  margin: auto;
  width: 100%;
}

#video-gattini {
  display: block;
  width: min(100%, 420px);
  width: min(100%, 420px, calc((100dvh - 150px) * .75));
  aspect-ratio: 3 / 4;
  border-radius: 26px;
  background: var(--rosa-pallido);
  box-shadow: 0 14px 34px rgba(194, 49, 95, .2);
  object-fit: cover;
}

.video-comandi {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  min-height: 44px;
}

.salta {
  min-width: 56px;
  min-height: 44px;
  padding: 0 10px;
  color: var(--testo-tenue);
  font-size: 14px;
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: opacity .12s;
}
.salta:active { opacity: .5; }

/* ------- 4. Menu ------- */
.cornice {
  width: 100%;
  max-width: 460px;
  margin: 0 auto;
  padding: 24px 16px 24px;
  border: 2px dashed var(--rosa-tratto);
  border-radius: 28px;
  background: rgba(255, 255, 255, .66);
  box-shadow: var(--ombra);
}

.griglia {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 13px;
  margin-top: 20px;
}

.card-sezione {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  gap: 6px;
  min-width: 0;
  padding: 10px 8px 12px;
  border: 2px solid var(--rosa-tratto);
  border-radius: 20px;
  background: #fff;
  color: var(--testo);
  font-weight: 800;
  font-size: 15px;
  line-height: 1.18;
  text-align: center;
  transition: transform .12s var(--ease-esce), border-color .12s, background-color .12s;
}
.card-sezione:active { transform: scale(.96); border-color: var(--rosa-scuro); background: var(--rosa-sfondo); }

.card-disco {
  display: block;
  flex: none;
  width: 86px;
  height: 86px;
  padding: 6px 7px 3px;
  border-radius: 50%;
  background: var(--rosa-pallido);
}

.card-scritte {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

.card-sezione.larga {
  grid-column: 1 / -1;
  flex-direction: row;
  justify-content: center;
  gap: 16px;
  padding: 10px 18px;
  font-family: var(--corsivo-titoli);
  font-weight: 400;
  font-size: 25px;
  color: var(--rosa-scuro);
}

.card-sezione.da-sola {
  grid-column: 1 / -1;
  justify-self: center;
  width: calc(50% - 6.5px);
}

.card-sezione .segnale {
  display: block;
  padding: 2px 8px;
  border: 1.5px dashed var(--rosa-tratto);
  border-radius: 999px;
  color: var(--rosa-scuro);
  font-family: var(--testo-base);
  font-weight: 700;
  font-size: 11.5px;
  line-height: 1.3;
}

/* ------- Pagina di una sezione ------- */
.pagina-colonna {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  max-width: 480px;
  min-height: 100%;
  margin: 0 auto;
}

.pagina-testa {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 6px 0 16px;
}

.pagina-figure {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
}
.pagina-gattina[hidden] { display: none; }
.pagina-gattina {
  width: 104px;
  height: 104px;
  padding: 8px 9px 4px;
  border-radius: 50%;
  background: var(--rosa-pallido);
}

.pagina-corpo { width: 100%; flex: 1 0 auto; }

.torna {
  flex: none;
  margin-top: 22px;
  padding: 0 34px;
}

/* Con il bottone della musica serve un po' d'aria in fondo */
body.con-musica #menu,
body.con-musica #pagina {
  padding-bottom: calc(var(--sicuro-giu) + 76px);
}

/* Momenti: polaroid che scorrono di lato */
.polaroid-fila {
  display: flex;
  gap: 16px;
  margin: 0 -18px;
  padding: 10px 14% 26px;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}
.polaroid-fila::-webkit-scrollbar { display: none; }

.polaroid {
  position: relative;
  margin: 0;
  flex: 0 0 72%;
  max-width: 300px;
  padding: 10px 10px 16px;
  background: #fff;
  border-radius: 6px;
  box-shadow: 0 10px 24px rgba(120, 40, 70, .18);
  scroll-snap-align: center;
  scroll-snap-stop: always;
}
.polaroid:nth-child(odd) { rotate: -1.6deg; }
.polaroid:nth-child(even) { rotate: 1.4deg; }

.polaroid img { display: block; }
.polaroid img,
.polaroid .foto-vuota {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: 3px;
  background: var(--rosa-pallido);
}
.polaroid .foto-vuota { min-height: 0; }

.polaroid figcaption {
  margin: 10px 0 0;
  font-family: var(--corsivo-lettera);
  font-weight: 700;
  font-size: 22px;
  line-height: 1.12;
  color: var(--rosa-scuro);
  text-align: center;
}
.polaroid .cuoricino {
  position: absolute;
  left: 50%;
  bottom: -13px;
  width: 28px;
  height: 28px;
  margin-left: -14px;
}

.indicazione-scorri {
  margin: 0;
  text-align: center;
  font-size: 13.5px;
  color: var(--testo-tenue);
}

/* Fiori per te */
.mazzo-griglia {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.mazzo-fiori {
  grid-column: 1 / -1;
  justify-self: center;
  width: min(96%, 360px);
}
.mazzo-fiori canvas { display: block; width: 100%; height: auto; }
.mazzo-dedica {
  margin: 4px 0 0;
  font-family: var(--corsivo-titoli);
  font-size: 22px;
  color: var(--rosa-scuro);
  text-align: center;
}
.bigliettino {
  margin: 0;
  padding: 12px 12px 14px;
  background: #fffdf7;
  border: 1.5px solid #f7c7d6;
  border-radius: 14px;
  box-shadow: 0 6px 14px rgba(194, 49, 95, .1);
  font-family: var(--corsivo-lettera);
  font-weight: 700;
  font-size: 21px;
  line-height: 1.14;
  text-align: center;
  overflow-wrap: anywhere;
}
.bigliettino.da-solo {
  grid-column: 1 / -1;
  justify-self: center;
  width: calc(50% - 6px);
}
.bigliettino:nth-of-type(odd) { rotate: -1.4deg; }
.bigliettino:nth-of-type(even) { rotate: 1.4deg; }

/* Canzone */
.canzone-disco {
  width: min(62%, 220px);
  margin: 0 auto 16px;
  padding: 14px;
  border: 2px solid var(--rosa-tratto);
  border-radius: 26px;
  background: var(--rosa-pallido);
  box-shadow: var(--ombra);
}
.canzone-lettore {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 16px;
  border: 2px solid var(--rosa-tratto);
  border-radius: 22px;
  background: #fff;
  box-shadow: var(--ombra);
}
.canzone-play {
  width: 58px;
  height: 58px;
  border: 2px solid var(--rosa-scuro);
  border-radius: 50%;
  color: var(--rosa-scuro);
  font-size: 21px;
  line-height: 1;
  transition: transform .12s var(--ease-esce), background-color .12s, color .12s;
}
.canzone-play:active, .canzone-play.suona { background: var(--rosa-vivo); border-color: var(--rosa-vivo); color: #fff; }
.canzone-play:active { transform: scale(.94); }
.canzone-titolo {
  margin: 0;
  font-weight: 800;
  font-size: 16.5px;
  text-align: center;
}
.canzone-frase {
  margin: 0;
  font-family: var(--corsivo-lettera);
  font-weight: 700;
  font-size: 21px;
  color: var(--rosa-scuro);
  text-align: center;
}
.canzone-barra {
  width: 100%;
  height: 28px;
  margin: 0;
  accent-color: var(--rosa-scuro);
}

/* Timeline */
.linea-tempo {
  list-style: none;
  margin: 0;
  padding: 4px 0 4px 26px;
  border-left: 2px dashed var(--rosa-tratto);
  margin-left: 12px;
}
.linea-tempo li { position: relative; margin-bottom: 18px; }
.linea-tempo li:last-child { margin-bottom: 0; }
.linea-tempo .tacca {
  position: absolute;
  left: -39px;
  top: 12px;
  width: 24px;
  height: 24px;
}
.tappa {
  padding: 12px 15px 14px;
  border: 2px solid var(--rosa-tratto);
  border-radius: 18px;
  background: #fff;
  box-shadow: var(--ombra);
}
.tappa-data {
  margin: 0;
  font-weight: 800;
  font-size: 13.5px;
  letter-spacing: .04em;
  color: var(--testo-tenue);
}
.tappa-titolo {
  margin: 2px 0 0;
  font-family: var(--corsivo-titoli);
  font-weight: 400;
  font-size: 26px;
  line-height: 1.1;
  color: var(--rosa-scuro);
}
.tappa-testo { margin: 6px 0 0; font-size: 16px; line-height: 1.4; white-space: pre-line; }

/* Battute */
.battute { display: flex; flex-direction: column; gap: 13px; }
.battuta {
  position: relative;
  padding: 13px 16px 15px;
  border: 2px solid var(--rosa-tratto);
  border-radius: 20px 20px 20px 6px;
  background: #fff;
  box-shadow: var(--ombra);
}
.battuta:nth-child(even) { border-radius: 20px 20px 6px 20px; }
.battuta p { margin: 0; overflow-wrap: anywhere; }
.battuta .testo {
  font-family: var(--corsivo-lettera);
  font-weight: 700;
  font-size: 25px;
  line-height: 1.14;
  color: var(--rosa-scuro);
}
.battuta .nota { margin-top: 5px; font-size: 14.5px; color: var(--testo-tenue); }

/* Indovina un po' */
.quiz { display: flex; flex-direction: column; gap: 14px; }
.domanda {
  padding: 15px;
  border: 2px solid var(--rosa-tratto);
  border-radius: 20px;
  background: #fff;
  box-shadow: var(--ombra);
}
.domanda-testo { margin: 0; font-weight: 800; font-size: 17px; line-height: 1.3; }
.domanda-bottoni { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 12px; }
.domanda-svelata {
  margin: 11px 0 0;
  padding: 9px 12px;
  border-radius: 12px;
  background: var(--rosa-sfondo);
  font-size: 16px;
  line-height: 1.35;
  overflow-wrap: anywhere;
}
.domanda-svelata.risposta {
  font-family: var(--corsivo-lettera);
  font-weight: 700;
  font-size: 24px;
  line-height: 1.14;
  color: var(--rosa-scuro);
}

/* Lettera */
.foglio {
  padding: 20px 18px 24px 22px;
  border: 1.5px solid #f4c5d4;
  border-left: 5px solid var(--rosa-scuro);
  border-radius: 8px 18px 18px 8px;
  background: #fff;
  box-shadow: var(--ombra);
  font-family: var(--corsivo-lettera);
  font-weight: 500;
  font-size: 24px;
  line-height: 1.4;
  color: var(--testo);
  overflow-wrap: anywhere;
}
.foglio p { margin: 0; }
.foglio .apertura { margin-bottom: 14px; font-weight: 700; }
.foglio .corpo { white-space: pre-line; }
.foglio .firma { margin-top: 18px; text-align: right; font-weight: 700; color: var(--rosa-scuro); }

/* ------- Bottone ♪ ------- */
.bottone-musica {
  position: fixed;
  right: calc(var(--sicuro-dx) + 14px);
  bottom: calc(var(--sicuro-giu) + 14px);
  z-index: 8;
  width: 48px;
  height: 48px;
  border: 2px solid var(--rosa-scuro);
  border-radius: 50%;
  background: #fff;
  color: var(--rosa-scuro);
  font-size: 23px;
  line-height: 1;
  box-shadow: var(--ombra);
  transition: transform .12s var(--ease-esce), background-color .12s, color .12s;
}
.bottone-musica:active { transform: scale(.92); }
.bottone-musica.suona { background: var(--rosa-vivo); border-color: var(--rosa-vivo); color: #fff; }

/* ------- Solo con un vero mouse ------- */
@media (hover: hover) and (pointer: fine) {
  .pillola:hover { background: var(--rosa-pallido); }
  .card-sezione:hover { border-color: var(--rosa-scuro); }
  .salta:hover { color: var(--rosa-scuro); }
  .bottone-musica:hover, .canzone-play:hover { background: var(--rosa-pallido); }
  .bottone-musica.suona:hover, .canzone-play.suona:hover { background: var(--rosa-vivo); }
}

/* ------- Chi preferisce meno movimento ------- */
@media (prefers-reduced-motion: reduce) {
  .busta { animation: none; }
  .caselle.trema { animation: none; }
  .schermata.attiva.entra { animation-duration: .01s; }
  .aiuto { animation: none; }
  .pillola, .card-sezione, .bottone-musica, .canzone-play { transition: none; }
}