/* ============================================================
   MODERN.CSS — Macelleria da Ketti
   Layer moderno in stile "Da Prat Falegnameria": animazioni,
   reveal allo scroll, micro-interazioni, pulsanti flottanti.
   NESSUN colore nuovo: usa solo le variabili già definite
   in styles.css (palette legno/ruggine). Testi e font invariati.
   ============================================================ */

:root {
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --reveal-duration: 1.1s;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
}

::selection {
  background: var(--accent-warm);
  color: var(--white);
}

/* ---------- 1. Barra di progresso lettura ---------- */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 100%;
  transform-origin: left;
  transform: scaleX(0);
  background: linear-gradient(90deg, var(--accent-warm), var(--accent-rust));
  z-index: 1200;
  pointer-events: none;
}

/* ---------- 2. Header: si compatta allo scroll ---------- */
.site-header {
  transition: box-shadow 0.4s ease;
}
.site-header.is-scrolled {
  box-shadow: 0 8px 30px -12px rgba(44, 36, 22, 0.25);
}
.logo {
  transition: transform 0.35s var(--ease-out);
}
.site-header.is-scrolled .logo {
  transform: scale(0.9);
}
.logo-link:hover .logo {
  transform: scale(0.95) rotate(-2deg);
}
.nav-link {
  position: relative;
}
.nav-link::after {
  content: "";
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 0;
  height: 2px;
  border-radius: 2px;
  background: var(--accent-rust);
  transition: width 0.35s var(--ease-out);
}
.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

/* Hamburger → X */
.mobile-menu-toggle .hamburger-line {
  transition:
    transform 0.35s var(--ease-out),
    opacity 0.25s ease;
}
.mobile-menu-toggle.active .hamburger-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.mobile-menu-toggle.active .hamburger-line:nth-child(2) {
  opacity: 0;
}
.mobile-menu-toggle.active .hamburger-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ---------- 3. Hero cinematografica ---------- */
html.anim .hero-image img {
  transform: scale(1.12);
}
.hero-loaded .hero-image img {
  animation: heroZoom 8s var(--ease-out) forwards;
}
@keyframes heroZoom {
  to {
    transform: scale(1.02);
  }
}

/* Entrata orchestrata (solo con JS attivo: html.anim) */
html.anim .hero-title,
html.anim .hero-subtitle,
html.anim .hero-cta-container {
  opacity: 0;
  transform: translateY(30px);
}
.hero-loaded .hero-title {
  animation: riseIn 1.1s var(--ease-out) 0.15s forwards;
}
.hero-loaded .hero-subtitle {
  animation: riseIn 1.1s var(--ease-out) 0.35s forwards;
}
.hero-loaded .hero-cta-container {
  animation: riseIn 1.1s var(--ease-out) 0.55s forwards;
}
@keyframes riseIn {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.scroll-down-arrow .material-icons {
  animation: bobDown 2s ease-in-out infinite;
  display: inline-block;
}
@keyframes bobDown {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(8px);
  }
}

/* ---------- 4. Titoli di sezione: la riga esistente si "disegna" ----------
   La sottolineatura (#ffcc80, definita in custom-styles.css) resta identica:
   qui viene solo animata quando il titolo entra nel viewport. */
html.anim .section-title::after {
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 0.9s var(--ease-out) 0.15s;
}
html.anim .section-title.reveal-in::after {
  transform: scaleX(1);
}

/* ---------- 5. Reveal allo scroll ---------- */
html.anim [data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity var(--reveal-duration) var(--ease-out),
    transform var(--reveal-duration) var(--ease-out);
  transition-delay: calc(var(--reveal-index, 0) * 90ms);
  will-change: opacity, transform;
}
html.anim [data-reveal="left"] {
  transform: translateX(-32px);
}
html.anim [data-reveal="right"] {
  transform: translateX(32px);
}
html.anim [data-reveal="zoom"] {
  transform: scale(0.96) translateY(14px);
}
html.anim [data-reveal].reveal-in {
  opacity: 1;
  transform: none;
}
/* ---------- 6. Card: sollevamento e zoom immagine ---------- */
.Progetti-card,
.novita-card,
.feature-card {
  transition:
    transform 0.45s var(--ease-out),
    box-shadow 0.45s var(--ease-out) !important;
}
.Progetti-card:hover,
.novita-card:hover,
.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 24px 50px -16px rgba(44, 36, 22, 0.3);
}
.Progetti-card img,
.novita-card img {
  transition: transform 0.8s var(--ease-out);
}
.Progetti-card:hover img,
.novita-card:hover img {
  transform: scale(1.06);
}
.feature-card .feature-icon {
  transition: transform 0.4s var(--ease-out);
}
.feature-card:hover .feature-icon {
  transform: translateY(-4px) scale(1.1);
}

/* ---------- 7. Sezione storia (about) ---------- */
.about-image {
  overflow: hidden;
}
.about-image img {
  transition: transform 1s var(--ease-out);
}
.about-image:hover img {
  transform: scale(1.05);
}

/* ---------- 8. Bottoni: freccia che appare all'hover ---------- */
.cta-button {
  transition:
    transform 0.3s var(--ease-out),
    box-shadow 0.3s var(--ease-out),
    background 0.3s ease,
    color 0.3s ease !important;
}
.cta-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px -10px rgba(160, 82, 45, 0.45);
}
.cta-button:active {
  transform: translateY(0);
}
.cta-button:focus-visible {
  outline: 3px solid var(--accent-warm);
  outline-offset: 3px;
}

/* ---------- 9. Separatore artigianale tra le sezioni ---------- */
.section-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  max-width: 520px;
  margin: 2.5rem auto;
  padding: 0 var(--spacing-md);
}
.section-divider::before,
.section-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--gray-medium);
}
.section-divider span {
  width: 6px;
  height: 6px;
  background: var(--accent-rust);
  transform: rotate(45deg);
  flex-shrink: 0;
}

/* ---------- 10. Pulsanti flottanti: WhatsApp, telefono, torna su ---------- */
.quick-whatsapp,
.quick-call,
.back-to-top {
  position: fixed;
  right: 22px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: var(--white);
  box-shadow: 0 10px 25px -8px rgba(44, 36, 22, 0.4);
  z-index: 1100;
  transition:
    transform 0.3s var(--ease-out),
    background 0.3s ease,
    box-shadow 0.3s ease,
    opacity 0.35s ease;
}
.quick-whatsapp {
  bottom: 142px;
  background: #25d366; /* colore ufficiale del brand WhatsApp */
}
.quick-whatsapp svg {
  width: 26px;
  height: 26px;
  fill: currentColor;
  display: block;
}
.quick-whatsapp:hover {
  transform: translateY(-3px) scale(1.05);
  background: #1ebe5b;
}
.quick-whatsapp::after {
  content: "";
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid #25d366;
  opacity: 0;
  animation: callPulse 3s ease-out infinite;
  pointer-events: none;
}
.quick-call {
  bottom: 82px;
  background: var(--accent-rust);
}
.quick-call .material-icons {
  font-size: 22px;
}
.quick-call:hover {
  transform: translateY(-3px) scale(1.05);
  background: var(--ash-darkest);
}
@keyframes callPulse {
  0% {
    transform: scale(0.9);
    opacity: 0.7;
  }
  60% {
    transform: scale(1.35);
    opacity: 0;
  }
  100% {
    opacity: 0;
  }
}
.back-to-top {
  bottom: 22px;
  background: var(--ash-darkest);
  font-size: 20px;
  line-height: 1;
  border: none;
  cursor: pointer;
  opacity: 0;
  transform: translateY(16px) scale(0.9);
  pointer-events: none;
}
.back-to-top.visible {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}
.back-to-top:hover {
  background: var(--accent-rust);
}
.quick-whatsapp:focus-visible,
.quick-call:focus-visible,
.back-to-top:focus-visible {
  outline: 3px solid var(--accent-warm);
  outline-offset: 3px;
}

/* ---------- 11. Pagina prodotto ---------- */
.product-detail-card,
.main-product-image,
.slider-container {
  transition: box-shadow 0.45s var(--ease-out);
}
.main-product-image img,
.slide img {
  transition: transform 0.8s var(--ease-out);
}
.main-product-image:hover img {
  transform: scale(1.04);
}
.back-button {
  transition: transform 0.3s var(--ease-out) !important;
}
.back-button:hover {
  transform: translateX(-4px);
}

/* ---------- 12. Accessibilità: riduzione movimento ---------- */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  html.anim [data-reveal],
  html.anim .hero-title,
  html.anim .hero-subtitle,
  html.anim .hero-cta-container,
  html.anim .hero-image img {
    opacity: 1 !important;
    transform: none !important;
  }
  .quick-whatsapp::after {
    animation: none;
  }
}

/* ============================================================
   13. LIVELLO EXTRA — parallasse, blur-reveal, transizioni pagina
   ============================================================ */

/* ── Transizione di ENTRATA pagina (pura CSS: robusta anche senza JS) ── */
html.anim body {
  animation: pageEnter 0.85s var(--ease-out) both;
}
@keyframes pageEnter {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

/* ── Transizione di USCITA pagina: semplice dissolvenza, senza sipario ── */
body.page-exit {
  animation: pageExit 0.28s ease forwards;
}
@keyframes pageExit {
  to {
    opacity: 0;
  }
}

/* ── Parallasse (trasformazioni applicate dal JS via --par) ── */
html.anim .hero-image {
  top: -10%;
  height: 120%;
  transform: translateY(var(--par, 0px));
  will-change: transform;
}
html.anim .about-image img {
  transform: scale(1.08) translateY(var(--par, 0px));
  will-change: transform;
}
html.anim .about-image:hover img {
  transform: scale(1.12) translateY(var(--par, 0px));
}

/* ── Nuova variante reveal: blur (per titoli e sottotitoli) ── */
html.anim [data-reveal="blur"] {
  opacity: 0;
  transform: translateY(18px);
  filter: blur(8px);
  transition:
    opacity var(--reveal-duration) var(--ease-out),
    transform var(--reveal-duration) var(--ease-out),
    filter var(--reveal-duration) var(--ease-out);
  transition-delay: calc(var(--reveal-index, 0) * 90ms);
}
html.anim [data-reveal="blur"].reveal-in {
  opacity: 1;
  transform: none;
  filter: blur(0);
}

/* ── Icone feature: rimbalzo quando la card appare ── */
html.anim .feature-card .feature-icon {
  opacity: 0;
  transform: translateY(14px) scale(0.7);
}
html.anim .feature-card.reveal-in .feature-icon {
  animation: iconPop 0.7s var(--ease-out) 0.25s forwards;
}
@keyframes iconPop {
  0% {
    opacity: 0;
    transform: translateY(14px) scale(0.7);
  }
  60% {
    opacity: 1;
    transform: translateY(-4px) scale(1.12);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* ── Immagini card: rivelazione con "tendina" dal basso ── */
html.anim .Progetti-card [data-reveal-img],
html.anim .novita-card [data-reveal-img] {
  clip-path: inset(100% 0 0 0);
  transition: clip-path 1s var(--ease-out) 0.1s;
}
html.anim .reveal-in [data-reveal-img] {
  clip-path: inset(0 0 0 0);
}

/* ── Riduzione movimento ── */
@media (prefers-reduced-motion: reduce) {
  html.anim body {
    animation: none;
  }
  html.anim .hero-image,
  html.anim .about-image img {
    transform: none !important;
    top: 0;
    height: 100%;
  }
  html.anim [data-reveal="blur"] {
    opacity: 1 !important;
    transform: none !important;
    filter: none !important;
  }
  html.anim .feature-card .feature-icon {
    opacity: 1;
    transform: none;
    animation: none !important;
  }
  html.anim .Progetti-card [data-reveal-img],
  html.anim .novita-card [data-reveal-img] {
    clip-path: none !important;
  }
}