/* ==========================================================================
   Pagina prodotto — modello (oggi: CytoFruit®)
   Apertura (texture + vetro) · descrizione · key benefits (texture + 4 vetri)
   · dettagli tecnici a tendina + certificazioni · richiesta · correlati.
   Usa il sistema comune di base.css; le schede correlate vengono da finder.css.
   ========================================================================== */

/* Titolo di sezione (stessa misura di tutto il sito) */
.pd-section-title {
  font-family: var(--font-display);
  font-size: var(--fs-section);
  font-weight: 500;
  line-height: 1;
  letter-spacing: -0.045em;
  color: var(--fg);
}

.pd-section-title span:not(.eyebrow) {
  display: block;
  margin-top: 1rem;
}

/* Riquadro con texture (apertura e richiesta) */
.pd-stage {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  display: grid;
  align-items: end;
  min-height: min(76vh, 720px);
  padding: clamp(0.75rem, 0.5rem + 2vw, 2.5rem);
  border-radius: var(--r-stage);
}

.pd-stage--cta {
  min-height: min(60vh, 560px);
  align-items: center;
}

.pd-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
}

.pd-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.pd-glass {
  width: min(100%, 720px);
  padding: clamp(1.25rem, 1rem + 1.5vw, 2.5rem);
  border-radius: var(--r-card);
}

/* --------------------------------------------------------------------------
   1 · Apertura
   -------------------------------------------------------------------------- */

/* Percorso: Home / Ingredient Finder / prodotto */
.pd-breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0 0.5rem;
  margin-bottom: 1.25rem;
  font-size: var(--fs-small);
}

.pd-breadcrumb li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.pd-breadcrumb li + li::before {
  content: "/";
  color: var(--ricepaper);
}

.pd-breadcrumb a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  color: var(--ricepaper);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.pd-breadcrumb a[aria-current="page"] {
  text-decoration: none;
  font-weight: 600;
}

.pd-function {
  margin-top: 0.75rem;
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 1rem + 0.5vw, 1.5rem);
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--ricepaper);
}

.pd-intro {
  max-width: 56ch;
  margin-top: 1rem;
  font-size: var(--fs-body);
  line-height: 1.6;
  color: var(--ricepaper);
}

.pd-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 1.25rem;
}

.pd-tags li {
  padding: 0.3rem 0.8rem;
  border: 1px solid var(--ricepaper);
  border-radius: 999px;
  font-size: var(--fs-label);
  font-weight: 600;
  color: var(--ricepaper);
}

.pd-cta {
  margin-top: 1.5rem;
}

/* --------------------------------------------------------------------------
   2 · Descrizione
   -------------------------------------------------------------------------- */

.pd-statement {
  max-width: 34ch;
  margin-top: var(--title-gap);
  margin-left: auto;
  font-family: var(--font-display);
  font-size: clamp(1.375rem, 1rem + 1.6vw, 2.5rem);
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: -0.03em;
  color: var(--hard-grey);
}

/* --------------------------------------------------------------------------
   3 · Key benefits: texture + titolo e 4 pannelli di vetro
   -------------------------------------------------------------------------- */

.pd-benefits-stage {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  display: grid;
  gap: clamp(0.6rem, 0.4rem + 1vw, 1.25rem);
  padding: clamp(0.75rem, 0.5rem + 2vw, 2.5rem);
  border-radius: var(--r-stage);
}

.pd-benefits-head {
  justify-self: start;
  width: fit-content;
  max-width: 100%;
  padding: clamp(1.25rem, 1rem + 1.2vw, 2.25rem) clamp(1.5rem, 1rem + 2vw, 3rem);
  border-radius: var(--r-card);
  margin-bottom: clamp(4rem, 2rem + 8vw, 12rem);  /* fascia di texture libera */
}

.pd-benefit-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: inherit;
}

.pd-benefit {
  padding: clamp(1.1rem, 1rem + 0.6vw, 1.75rem);
  border-radius: var(--r-card);
}

.pd-benefit-title {
  font-family: var(--font-display);
  font-size: clamp(1.125rem, 1rem + 0.4vw, 1.375rem);
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -0.025em;
}

.pd-benefit p {
  margin-top: 0.75rem;
  font-size: var(--fs-small);
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   4 · Dettagli tecnici: tre gruppi a tendina + certificazioni
   -------------------------------------------------------------------------- */

.pd-tech-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(220px, 300px);
  align-items: start;
  gap: clamp(1.5rem, 1rem + 3vw, 4rem);
  margin-top: var(--title-gap);
}

.pd-tech-groups {
  border-top: 1px solid var(--hard-grey);
}

.pd-group {
  border-bottom: 1px solid var(--line);
}

.pd-group > summary {
  list-style: none;
  cursor: pointer;
}

.pd-group > summary::-webkit-details-marker {
  display: none;
}

.pd-group-title {
  position: relative;
  display: flex;
  align-items: center;
  min-height: 64px;
  padding-right: 2rem;
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 1rem + 0.8vw, 1.75rem);
  font-weight: 500;
  letter-spacing: -0.03em;
  color: var(--hard-grey);
  transition: color var(--dur-ui) var(--ease-out);
}

.pd-group > summary:hover .pd-group-title {
  color: var(--ocean);
}

/* Freccia */
.pd-group-title::after {
  content: "";
  position: absolute;
  right: 0.4rem;
  top: 50%;
  width: 10px;
  height: 10px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: translateY(-70%) rotate(45deg);
  transition: transform var(--dur-ui) var(--ease-out);
}

.pd-group[open] .pd-group-title::after {
  transform: translateY(-30%) rotate(-135deg);
}

.pd-group > summary:focus-visible {
  outline-offset: -2px;
}

.pd-group-body {
  padding-bottom: 1.5rem;
}

.pd-details {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.25rem 2rem;
}

.pd-detail-title {
  font-size: var(--fs-body);
  font-weight: 600;
  line-height: 1.4;
  color: var(--hard-grey);
}

.pd-detail p {
  margin-top: 0.35rem;
}

/* Testi ancora da fornire: grigi e in corsivo, ben riconoscibili */
.pd-placeholder {
  font-size: var(--fs-small);
  font-style: italic;
  color: var(--muted);
}

.pd-specs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 2rem;
}

.pd-specs div {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--line);
}

.pd-specs dt {
  font-weight: 600;
  color: var(--hard-grey);
}

.pd-note {
  margin-top: 1rem;
  font-size: var(--fs-small);
  color: var(--muted);
}

/* Certificazioni: pillole con la goccia ROELMI */
.pd-certs {
  padding: 1.5rem;
  border: 1px solid var(--line);
  border-radius: var(--r-card);
}

.pd-certs-title {
  font-size: var(--fs-small);
  font-weight: 600;
  color: var(--hard-grey);
}

.pd-certs ul {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  margin-top: 1rem;
}

.pd-certs li {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--hard-grey);
}

.pd-certs li::before {
  content: "";
  flex: none;
  width: 0.6em;
  height: 0.9em;
  background-color: var(--ocean);
  -webkit-mask: var(--roelmi-drop) center / contain no-repeat;
  mask: var(--roelmi-drop) center / contain no-repeat;
}

/* --------------------------------------------------------------------------
   5 · Richiesta
   -------------------------------------------------------------------------- */

.pd-contact .pd-section-title {
  color: var(--ricepaper);
}

.pd-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

/* --------------------------------------------------------------------------
   6 · Correlati (schede di finder.css)
   -------------------------------------------------------------------------- */

.pd-related-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.pd-related-more {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  border: 1px dashed var(--hard-grey);
  border-radius: var(--r-card);
  text-align: center;
}

.pd-related-more .btn {
  white-space: normal;
  line-height: 1.3;
  padding-block: 0.6rem;
}

/* --------------------------------------------------------------------------
   Responsive
   -------------------------------------------------------------------------- */

@media (max-width: 1023.98px) {
  .pd-benefit-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .pd-tech-layout {
    grid-template-columns: 1fr;
  }

  .pd-related-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 699.98px) {
  .pd-stage {
    min-height: 0;
    padding: 0.6rem;
    padding-top: 30vh;
    border-radius: var(--r-card);
  }

  .pd-stage--cta {
    padding-top: 0.6rem;
  }

  .pd-glass {
    padding: 1.1rem;
    border-radius: var(--r-inner);
  }

  .pd-benefits-stage {
    gap: 0.6rem;
    padding: 0.6rem;
    border-radius: var(--r-card);
  }

  .pd-benefits-head {
    width: auto;
    justify-self: stretch;
    padding: 1rem;
    margin-bottom: 7vh;
    border-radius: var(--r-inner);
  }

  .pd-benefit {
    padding: 1rem;
    border-radius: var(--r-inner);
  }

  .pd-details,
  .pd-specs {
    grid-template-columns: 1fr;
  }

  .pd-related-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 479.98px) {
  .pd-benefit-list {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   APERTURA "WOW": la goccia ROELMI che si apre
   Stato di base (CSS) = stato finale: texture intera + velo, nome e scheda
   visibili. È quello che vede chi non ha JS, chi preme Stop animation o ha
   "riduci movimento". product-hero.js anima dalla goccia allo stato finale
   tramite variabili: --drop-h, --drop-x, --drop-y, --drop-o, --full,
   --name-o, --card-o.
   Velo 0.65: sopra un punto bianco il fondo resta ≈ #6A6A6A → Ricepaper
   ≥ 4.9:1 anche per percorso ed etichetta piccoli.
   ========================================================================== */

.pd-hero {
  position: relative;
  background-color: var(--hard-grey);
  color: var(--ricepaper);
}

.js .pd-hero.is-animated {
  height: 260vh;
}

.pd-hero-stage {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  min-height: 100vh;
  min-height: 100svh;
}

.js .pd-hero.is-animated .pd-hero-stage {
  position: sticky;
  top: 0;
  height: 100vh;
  height: 100svh;
}

.pd-hero-media {
  position: absolute;
  inset: 0;
  z-index: -1;
}

.pd-hero-full,
.pd-hero-drop,
.pd-hero-drop img,
.pd-hero-scrim {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.pd-hero-full,
.pd-hero-drop img {
  object-fit: cover;
}

.pd-hero-full {
  opacity: var(--full, 1);
}

.pd-hero-scrim {
  background-color: rgba(25, 25, 25, 0.65);
  opacity: var(--full, 1);
}

/* La goccia: la texture vista attraverso il simbolo del logo */
.pd-hero-drop {
  opacity: var(--drop-o, 0);
  -webkit-mask: var(--roelmi-drop) no-repeat;
  mask: var(--roelmi-drop) no-repeat;
  -webkit-mask-size: auto var(--drop-h, 70vh);
  mask-size: auto var(--drop-h, 70vh);
  -webkit-mask-position: var(--drop-x, 72%) var(--drop-y, 55%);
  mask-position: var(--drop-x, 72%) var(--drop-y, 55%);
}

/* Contenuto: percorso in alto, nome a sinistra, scheda a destra */
.pd-hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  grid-template-rows: auto 1fr;
  gap: 1.5rem clamp(1.5rem, 1rem + 3vw, 4rem);
  min-height: 100vh;
  min-height: 100svh;
  padding-top: calc(var(--header-h) + 0.5rem);
  padding-bottom: clamp(1.5rem, 1rem + 2vw, 3rem);
}

.pd-hero-inner .pd-breadcrumb {
  grid-column: 1 / -1;
}

.pd-hero-inner .pd-breadcrumb ol {
  margin-bottom: 0;
}

.pd-hero-name {
  grid-column: 1;
  grid-row: 2;
  align-self: end;
  font-family: var(--font-display);
  font-weight: 500;
  color: var(--ricepaper);
  opacity: var(--name-o, 1);
}

.pd-hero-word {
  display: block;
  margin-top: 1rem;
  font-size: clamp(3rem, 1.5rem + 7vw, 9.5rem);
  line-height: 0.95;
  letter-spacing: -0.055em;
}

.pd-hero-card {
  grid-column: 2;
  grid-row: 2;
  align-self: end;
  padding: clamp(1.25rem, 1rem + 1.2vw, 2rem);
  border-radius: var(--r-card);
  opacity: var(--card-o, 1);
  transform: translate3d(0, calc((1 - var(--card-o, 1)) * 24px), 0);
}

.pd-hero-card .pd-function {
  margin-top: 0;
}

/* Scheda ancora invisibile durante l'animazione: niente clic per sbaglio */
.pd-hero.is-card-hidden .pd-hero-card {
  pointer-events: none;
}

/* Mobile: nome e scheda uno sotto l'altro, goccia centrata in alto */
@media (max-width: 899.98px) {
  .pd-hero-inner {
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr auto;
  }

  .pd-hero-name {
    grid-row: 2;
  }

  .pd-hero-card {
    grid-column: 1;
    grid-row: 3;
  }
}

/* ==========================================================================
   APERTURA B "il nome fatto di materia" (.pd-hero--word)
   Il nome enorme è riempito dalla texture (background-clip: text); scorrendo
   la texture si muove e si avvicina dentro le lettere (--word-y, --word-size).
   Contorno chiaro sottile: il nome resta leggibile anche dove la texture è
   scura. Senza supporto per il testo-immagine: nome in Ricepaper pieno.
   Per tornare alla A: heroVariant: 'drop' nel generatore.
   ========================================================================== */

/* Nella variante A l'immagine sul nome non deve vedersi */
.pd-hero:not(.pd-hero--word) .pd-hero-word {
  background-image: none !important;
}

.pd-hero--word .pd-hero-media {
  display: none;
}

.js .pd-hero--word.is-animated {
  height: 180vh;
}

.pd-hero--word .pd-hero-inner {
  grid-template-columns: minmax(0, 1fr) minmax(0, 520px);
  grid-template-rows: auto 1fr auto;
}

.pd-hero--word .pd-hero-name {
  grid-column: 1 / -1;
  grid-row: 2;
  align-self: center;
  opacity: 1;
}

.pd-hero--word .pd-hero-word {
  margin-top: 0.75rem;
  font-size: clamp(3.5rem, 15.5vw, 17rem);
  line-height: 0.88;
  letter-spacing: -0.06em;
  color: var(--ricepaper);
}

@supports ((-webkit-background-clip: text) or (background-clip: text)) {
  .pd-hero--word .pd-hero-word {
    background-size: var(--word-size, 140%) auto;
    background-position: 50% var(--word-y, 45%);
    background-repeat: no-repeat;
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    -webkit-text-fill-color: transparent;
    -webkit-text-stroke: 1px rgba(247, 243, 235, 0.55);
  }
}

/* Scheda: sotto il nome, a destra, visibile da subito */
.pd-hero--word .pd-hero-card {
  grid-column: 2;
  grid-row: 3;
  opacity: 1;
  transform: none;
}

@media (max-width: 899.98px) {
  .pd-hero--word .pd-hero-inner {
    grid-template-columns: 1fr;
  }

  .pd-hero--word .pd-hero-card {
    grid-column: 1;
  }
}

/* --------------------------------------------------------------------------
   B · equilibrio dello stato finale
   - la sezione scorre normalmente (niente scena ferma): nulla viene tagliato
   - nome un po' più piccolo, ® piccolo in apice
   - sotto il nome due colonne su una linea sottile: a sinistra funzione e
     descrizione, a destra certificazioni e "Request datasheet"
   -------------------------------------------------------------------------- */

.js .pd-hero--word.is-animated {
  height: auto;
}

.js .pd-hero--word.is-animated .pd-hero-stage {
  position: relative;
  height: auto;
}

.pd-hero--word .pd-hero-inner {
  grid-template-columns: minmax(0, 1fr);
  grid-template-rows: auto 1fr auto;
  row-gap: clamp(1.5rem, 1rem + 2vw, 3rem);
}

.pd-hero--word .pd-hero-word {
  font-size: clamp(3.25rem, 1rem + 12vw, 14rem);
}

.pd-reg {
  position: relative;
  top: -0.05em;
  margin-left: 0.04em;
  font-size: 0.3em;
  line-height: 0;
  letter-spacing: 0;
  vertical-align: top;
}

/* Niente vetro su fondo scuro: due colonne aperte */
.pd-hero--word .pd-hero-card {
  grid-column: 1;
  grid-row: 3;
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
  grid-template-areas:
    "fn   tags"
    "text cta";
  align-items: start;
  gap: 1rem clamp(1.5rem, 1rem + 4vw, 6rem);
  padding: clamp(1.25rem, 1rem + 1vw, 2rem) 0 0;
  border-top: 1px solid var(--line-on-dark);
  border-radius: 0;
  background: none;
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
  box-shadow: none;
}

.pd-hero--word .pd-function { grid-area: fn; }
.pd-hero--word .pd-intro    { grid-area: text; margin-top: 0; }

.pd-hero--word .pd-tags {
  grid-area: tags;
  justify-self: end;
  margin-top: 0;
}

.pd-hero--word .pd-cta {
  grid-area: cta;
  justify-self: end;
  align-self: end;
  margin-top: 0;
}

@media (max-width: 699.98px) {
  .pd-hero--word .pd-hero-card {
    grid-template-columns: 1fr;
    grid-template-areas: "fn" "text" "tags" "cta";
  }

  .pd-hero--word .pd-tags,
  .pd-hero--word .pd-cta {
    justify-self: start;
  }
}

/* --------------------------------------------------------------------------
   A · equilibrio dello stato finale
   Desktop: nome e scheda sulla stessa linea di base, scheda più stretta e
   allineata a destra. Mobile: tutto entra nello schermo (la scena è ferma
   durante lo scroll): nome più piccolo, descrizione fermata a 3 righe
   solo a vista (lo screen reader la legge intera).
   -------------------------------------------------------------------------- */

.pd-hero--drop .pd-hero-inner {
  grid-template-columns: minmax(0, 1fr) minmax(0, 30rem);
  align-items: end;
}

.pd-hero--drop .pd-hero-card {
  justify-self: end;
  width: 100%;
}

.pd-hero--drop .pd-intro {
  font-size: var(--fs-small);
}

@media (max-width: 899.98px) {
  .pd-hero--drop .pd-hero-inner {
    grid-template-columns: 1fr;
    row-gap: 1rem;
    padding-bottom: 1rem;
  }

  .pd-hero--drop .pd-hero-word {
    margin-top: 0.5rem;
    font-size: clamp(2.75rem, 1rem + 9vw, 4.5rem);
  }

  .pd-hero--drop .pd-hero-card {
    justify-self: stretch;
    padding: 1.1rem;
    border-radius: var(--r-inner);
  }

  .pd-hero--drop .pd-intro {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-top: 0.5rem;
  }

  .pd-hero--drop .pd-tags {
    margin-top: 0.85rem;
  }

  .pd-hero--drop .pd-cta {
    margin-top: 1rem;
  }
}

/* A · all'inizio il nome sta all'altezza del centro della goccia: entrambi
   centrati nello spazio libero sotto il percorso (--name-top, da product-hero.js) (solo con l'animazione attiva e da tablet
   in su; il nome sfuma prima che arrivi la scheda) */
@media (min-width: 900px) {
  .pd-hero--drop.is-animated .pd-hero-name {
    position: absolute;
    /* Fuori dalla cella della griglia: top e left si misurano dall'inizio
       della scena (dentro la cella si sommavano due volte) */
    grid-row: auto;
    grid-column: auto;
    top: var(--name-top, 50%);
    left: var(--gutter);
    right: 45%;
  }
}

/* Descrizione: parole chiave in Ocean, come il paragrafo di Who We Are
   (Ocean su Ricepaper 4.69:1, testo grande) */
.pd-statement strong {
  font-weight: 500;
}

.pd-statement .accent {
  color: var(--ocean);
}

/* ==========================================================================
   Key benefits: accenti della palette
   Da fermi: vetro scuro + goccia ROELMI colorata in cima (decorativa).
   Hover: il pannello si riempie del suo colore, testo Hard Grey
   (Cerulean 8.9 · Antique 10.4 · Olive 9.2:1). Ordine fisso per tutte le
   pagine prodotto. Su touch resta il vetro con la goccia.
   ========================================================================== */

.pd-benefit { --pd-accent: var(--cerulean); }
.pd-benefit:nth-child(4n + 2) { --pd-accent: var(--antique); }
.pd-benefit:nth-child(4n + 3) { --pd-accent: var(--olive); }

.pd-benefit::before {
  content: "";
  display: block;
  width: 0.85rem;
  height: 1.25rem;
  margin-bottom: 1rem;
  background-color: var(--pd-accent);
  -webkit-mask: var(--roelmi-drop) center / contain no-repeat;
  mask: var(--roelmi-drop) center / contain no-repeat;
  transition: background-color var(--dur-ui) var(--ease-out);
}

.pd-benefit {
  transition:
    background-color 0.45s var(--ease-out),
    color 0.45s var(--ease-out);
}

@media (hover: hover) {
  .pd-benefit:hover {
    color: var(--hard-grey);
    background-color: var(--pd-accent);
    background-image: none;
    box-shadow: none;
  }

  .pd-benefit:hover::before {
    background-color: var(--hard-grey);
  }
}

@media (max-width: 699.98px) {
  .pd-benefit::before {
    width: 0.7rem;
    height: 1rem;
    margin-bottom: 0.6rem;
  }
}