/* =============================================================
   Soccorso Digitale — Sezione "Perché Soccorso Digitale"
   -------------------------------------------------------------
   Dove inserirlo: Divi > Opzioni del tema > Generale > CSS
   personalizzato, oppure nello style.css del child theme.
   Va usato insieme a perche.html. Non richiede JavaScript.

   1. Variabili
   2. Base e compatibilità Divi
   3. Layout a due colonne
   4. Fotografia
   5. Contenuto
   6. Pulsante
   7. Comparsa allo scorrimento (solo CSS)
   8. Responsive
   9. Movimento ridotto
   Tutte le classi usano il prefisso "sd-perche" per non entrare
   in conflitto con gli stili di WordPress/Divi, Hero e Servizi.
   ============================================================= */


/* 1. Variabili ------------------------------------------------ */

.sd-perche {
  --sd-perche-blue: #0b2d5b;
  --sd-perche-blue-hover: #12407d;
  --sd-perche-teal: #14b8a6;        /* solo elementi decorativi: 2.3:1 sul chiaro */
  --sd-perche-teal-text: #0f766e;   /* testi teal su chiaro: 5.0:1 */
  --sd-perche-coral: #ff6b4a;       /* solo elementi decorativi */
  --sd-perche-bg: #f2f6f9;
  --sd-perche-muted: #4a5d78;       /* 6.2:1 sullo sfondo */
  --sd-perche-line: rgba(11, 45, 91, 0.1);
  --sd-perche-font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --sd-perche-ease: cubic-bezier(0.22, 1, 0.36, 1);
  --sd-perche-radius: 28px;
}


/* 2. Base e compatibilità Divi -------------------------------- */

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

.sd-perche {
  position: relative;
  overflow: hidden;
  padding: clamp(64px, 8vw, 120px) 0;
  font-family: var(--sd-perche-font);
  color: var(--sd-perche-blue);
  background:
    radial-gradient(40% 50% at 100% 0%, rgba(20, 184, 166, 0.08), transparent 70%),
    var(--sd-perche-bg);
  -webkit-font-smoothing: antialiased;
}

/* Azzeramento di margini e padding che Divi applica */
.sd-perche h2,
.sd-perche p,
.sd-perche figure {
  margin: 0;
  padding: 0;
}

.sd-perche__inner {
  position: relative;
  z-index: 1;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}


/* 3. Layout a due colonne ------------------------------------- */

/* Fotografia 40%, contenuto 60% */
.sd-perche .sd-perche__grid {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 3fr);
  align-items: center;
  gap: clamp(40px, 6vw, 96px);
}


/* 4. Fotografia ----------------------------------------------- */

.sd-perche .sd-perche__media {
  position: relative;
  /* spazio per la cornice decorativa sfalsata */
  margin: 0 18px 18px 0;
}

/* Cornice teal sfalsata dietro la foto */
.sd-perche__media::before {
  content: "";
  position: absolute;
  inset: 18px -18px -18px 18px;
  border: 2px solid var(--sd-perche-teal);
  border-radius: var(--sd-perche-radius);
  pointer-events: none;
}

/* Punto corallo decorativo */
.sd-perche__media::after {
  content: "";
  position: absolute;
  top: -10px;
  left: -10px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--sd-perche-coral);
  box-shadow: 0 0 0 6px var(--sd-perche-bg);
}

.sd-perche .sd-perche__photo {
  position: relative;
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: 50% 20%;
  border-radius: var(--sd-perche-radius);
  background: #dfe7ee;              /* segnaposto mentre l'immagine carica */
  box-shadow: 0 30px 60px -28px rgba(11, 45, 91, 0.45), 0 12px 24px -14px rgba(11, 45, 91, 0.2);
}


/* 5. Contenuto ------------------------------------------------ */

.sd-perche__content {
  max-width: 640px;
}

.sd-perche .sd-perche__label {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--sd-perche-teal-text);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.sd-perche__label::before {
  content: "";
  width: 28px;
  height: 3px;
  border-radius: 3px;
  background: var(--sd-perche-coral);
}

.sd-perche .sd-perche__title {
  margin-top: 18px;
  color: var(--sd-perche-blue);
  font-family: var(--sd-perche-font);
  font-size: clamp(2rem, 1.25rem + 2.3vw, 3rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.025em;
  text-wrap: balance;
}

/* Seconda frase sempre su una nuova riga */
.sd-perche__title-accent {
  display: block;
  color: var(--sd-perche-teal-text);
}

.sd-perche .sd-perche__body {
  margin-top: 28px;
}

.sd-perche .sd-perche__body p {
  color: var(--sd-perche-muted);
  font-size: clamp(1rem, 0.97rem + 0.15vw, 1.08rem);
  line-height: 1.7;
  text-wrap: pretty;
}

.sd-perche .sd-perche__body p + p {
  margin-top: 16px;
}

/* Primo paragrafo leggermente più grande, come attacco */
.sd-perche .sd-perche__body .sd-perche__lead {
  color: var(--sd-perche-blue);
  font-size: clamp(1.1rem, 1.02rem + 0.35vw, 1.25rem);
  font-weight: 500;
  line-height: 1.6;
}

/* Paragrafo conclusivo con filetto laterale */
.sd-perche .sd-perche__body .sd-perche__closing {
  margin-top: 24px;
  padding-left: 18px;
  border-left: 3px solid var(--sd-perche-teal);
  color: var(--sd-perche-blue);
  font-weight: 600;
}


/* 6. Pulsante ------------------------------------------------- */

/* Blu con testo bianco: 13.6:1 */
.sd-perche .sd-perche__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 52px;
  margin-top: 36px;
  padding: 14px 26px;
  border-radius: 999px;
  background: var(--sd-perche-blue);
  box-shadow: 0 10px 24px -10px rgba(11, 45, 91, 0.55);
  color: #fff;
  font-family: var(--sd-perche-font);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.2;
  text-decoration: none;
  transition:
    background-color 0.25s ease,
    box-shadow 0.35s var(--sd-perche-ease),
    transform 0.35s var(--sd-perche-ease);
}

.sd-perche .sd-perche__btn:focus-visible {
  outline: 3px solid var(--sd-perche-blue);
  outline-offset: 3px;
}

.sd-perche__arrow {
  flex-shrink: 0;
  transition: transform 0.35s var(--sd-perche-ease);
}

@media (hover: hover) {
  .sd-perche .sd-perche__btn:hover {
    background: var(--sd-perche-blue-hover);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 16px 30px -12px rgba(11, 45, 91, 0.6);
  }

  .sd-perche__btn:hover .sd-perche__arrow {
    transform: translateX(3px);
  }
}


/* 7. Comparsa allo scorrimento (solo CSS) --------------------- */

/* Un'unica animazione sull'intera sezione, solo nei browser che
   supportano le animazioni legate allo scorrimento; negli altri
   il contenuto è subito visibile. */
@supports (animation-timeline: view()) {
  @media (prefers-reduced-motion: no-preference) {
    .sd-perche .sd-perche__grid {
      animation: sd-perche-rise linear both;
      animation-timeline: view();
      animation-range: entry 0% entry 40%;
    }
  }
}

@keyframes sd-perche-rise {
  from {
    opacity: 0;
    translate: 0 32px;
  }
  to {
    opacity: 1;
    translate: 0 0;
  }
}


/* 8. Responsive ----------------------------------------------- */

/* Tablet e smartphone: fotografia sopra, testo sotto */
@media (max-width: 899px) {
  .sd-perche .sd-perche__grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 48px;
  }

  .sd-perche .sd-perche__media {
    width: calc(100% - 18px);
    max-width: 520px;
  }

  .sd-perche .sd-perche__photo {
    aspect-ratio: 4 / 3;
    object-position: 50% 18%;
  }

  .sd-perche__content {
    max-width: none;
  }
}

@media (max-width: 767px) {
  .sd-perche__inner {
    padding: 0 16px;
  }

  .sd-perche {
    --sd-perche-radius: 22px;
  }

  .sd-perche .sd-perche__media {
    margin: 0 12px 12px 0;
    width: calc(100% - 12px);
  }

  .sd-perche__media::before {
    inset: 12px -12px -12px 12px;
  }

  .sd-perche .sd-perche__btn {
    display: flex;
    width: 100%;
  }
}


/* 9. Movimento ridotto ---------------------------------------- */

@media (prefers-reduced-motion: reduce) {
  .sd-perche .sd-perche__grid {
    animation: none;
  }

  .sd-perche .sd-perche__btn,
  .sd-perche__arrow {
    transition: none;
  }

  .sd-perche .sd-perche__btn:hover {
    transform: none;
  }
}