/* Componente Scontrino: dentelli via mask-image conic-gradient, animazione di stampa */

.receipt {
  margin: 0;
  background: var(--paper-hi);
  box-shadow: var(--shadow-receipt);
  padding-block: calc(var(--tooth-h) + var(--space-5));
  padding-inline: var(--space-5);

  /* Ogni gradiente è centrato sulla punta di un dente (in alto o in basso) e
     si "allarga" fino a coprire l'intera larghezza ben prima di raggiungere
     il bordo opposto: le due maschere non si sovrappongono mai, quindi si
     possono sommare (mask-composite: add, il default) invece di richiedere
     un'intersezione tra layer — poco supportata nei browser reali. */
  mask-image:
    conic-gradient(
      from calc(180deg - var(--tooth-angle)) at 50% 0%,
      black 0deg calc(2 * var(--tooth-angle)),
      transparent calc(2 * var(--tooth-angle)) 360deg
    ),
    conic-gradient(
      from calc(360deg - var(--tooth-angle)) at 50% 100%,
      black 0deg calc(2 * var(--tooth-angle)),
      transparent calc(2 * var(--tooth-angle)) 360deg
    );
  mask-size: var(--tooth-w) 50%, var(--tooth-w) 50%;
  mask-position: top left, bottom left;
  mask-repeat: repeat-x, repeat-x;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .receipt {
    border: 1.5px solid var(--rule);
  }
}

:root[data-theme="dark"] .receipt {
  border: 1.5px solid var(--rule);
}

.receipt__body {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  max-width: 22rem;
}

.receipt__head {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-1);
  text-align: center;
  padding-bottom: var(--space-3);
  border-bottom: 1.5px dashed var(--rule);
}

.receipt__name {
  font-size: var(--fs-mono-small);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.receipt__date {
  font-size: var(--fs-mono-small);
  color: var(--ink-soft);
}

.receipt__lines {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.receipt__line {
  display: flex;
  flex-wrap: nowrap;
  justify-content: space-between;
  gap: var(--space-3);
  font-size: var(--fs-mono-line);
  white-space: nowrap;
}

.receipt__label {
  color: var(--ink-soft);
}

.receipt__amount {
  font-variant-numeric: tabular-nums;
}

.receipt__amount.negative {
  color: var(--loss);
}

.receipt__total {
  display: flex;
  flex-wrap: nowrap;
  justify-content: space-between;
  align-items: baseline;
  gap: var(--space-3);
  padding-top: var(--space-3);
  border-top: 1.5px dashed var(--rule);
  font-size: var(--fs-mono-line);
  font-weight: 700;
  white-space: nowrap;
}

.receipt__amount--total {
  font-size: var(--fs-mono-stat);
}

/* Animazione di stampa: solo con JS attivo e senza reduced-motion */
html.js .receipt[data-anim] [data-line] {
  opacity: 0;
  transform: translateY(-10px);
}

html.js .receipt[data-anim].is-visible [data-line] {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.32s ease, transform 0.32s ease;
  transition-delay: calc(var(--i) * 0.11s);
}

@media (prefers-reduced-motion: reduce) {
  html.js .receipt[data-anim] [data-line] {
    opacity: 1;
    transform: none;
    transition: none;
  }
}