/* ===== TOKENS ===== */
:root {
  --bg: #FFFFFF;
  --card: #F0F0F0;
  --ink: #111111;
  --ink-soft: #6E6E6E;
  --green: #111111;      /* nero — accento primario (bottoni, icone) */
  --terracotta: #4D4D4D; /* grigio scuro — accento secondario (numeri, dettagli) */

  --display: 'Space Grotesk', sans-serif;
  --body: 'Work Sans', sans-serif;
  --mono: 'JetBrains Mono', monospace;

  --line: rgba(17, 17, 17, 0.14);
  --radius: 10px;
}

body.no-scroll { overflow: hidden; }

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3 {
  font-family: var(--display);
  color: var(--ink);
  margin: 0 0 .4em;
  line-height: 1.08;
  letter-spacing: -0.01em;
}

p { margin: 0 0 1em; color: var(--ink-soft); }

a { color: inherit; text-decoration: none; }

img { max-width: 100%; display: block; }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.9em 1.6em;
  border-radius: 999px;
  font-family: var(--body);
  font-weight: 600;
  font-size: 0.95rem;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: transform .18s ease, background .18s ease, color .18s ease, border-color .18s ease;
}
.btn:active { transform: scale(0.97); }
.btn-primary {
  background: var(--green);
  color: var(--bg);
}
.btn-primary:hover { background: #3A3A3A; }
.btn-outline {
  background: transparent;
  border-color: var(--green);
  color: var(--green);
}
.btn-outline:hover { background: var(--green); color: var(--bg); }

/* ===== HEADER ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.2rem;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.logo { display: flex; flex-direction: column; line-height: 1.15; }
.logo-name { font-family: var(--display); font-weight: 700; font-size: 0.95rem; }
.logo-tag { font-family: var(--mono); font-size: 0.6rem; letter-spacing: 0.1em; color: var(--ink-soft); text-transform: uppercase; }

.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 34px;
  height: 34px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}
.nav-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--ink);
  transition: transform .25s ease, opacity .25s ease;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.site-nav {
  position: fixed;
  inset: 0;
  z-index: 90;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 1.6rem;
  background: var(--bg);
  transform: translateY(-100%);
  opacity: 0;
  transition: transform .35s ease, opacity .3s ease;
  padding: 6rem 2rem 3rem;
}
.site-nav.open { transform: translateY(0); opacity: 1; }
.site-nav a {
  display: inline-block;
  font-family: var(--display);
  font-size: 1.7rem;
  font-weight: 600;
  padding: 0.2em 0;
  transition: opacity .2s ease;
}
.site-nav a:hover,
.site-nav a:focus-visible {
  font-weight: 700;
}
.site-nav a:active {
  font-weight: 700;
  opacity: 0.55;
}
.nav-social {
  display: flex;
  gap: 1rem;
  margin-top: 1.6rem;
}
.nav-social .social-icon {
  color: var(--ink);
  border-color: var(--line);
}
.nav-social .social-icon:hover { background: var(--card); }

/* ===== HERO ===== */
.hero {
  padding: 2.4rem 1.2rem 3rem;
  display: flex;
  flex-direction: column;
  gap: 2.4rem;
}
.hero-text h1 {
  font-size: clamp(1.6rem, 6vw, 2.1rem);
  font-weight: 600;
  color: var(--ink);
}
.hero-greeting {
  display: block;
  font-size: clamp(2.6rem, 12vw, 3.4rem);
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 0.15em;
}
.hero-text p { max-width: 46ch; }

/* ===== GALLERY (signature element) =====
   Mobile: fila scorrevole con scroll-snap, senza frecce.
   Desktop: carosello con foto centrale in evidenza (vedi media query sotto). */
.gallery {
  position: relative;
}
.gallery-track {
  display: flex;
  gap: 1rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  padding: 0.4rem 20vw 1.2rem;
}
.gallery-track::-webkit-scrollbar { display: none; }

.gallery-item {
  flex: 0 0 62vw;
  max-width: 240px;
  scroll-snap-align: center;
  cursor: pointer;
}
.gallery-photo {
  aspect-ratio: 3 / 4;
  border-radius: var(--radius);
  background: var(--card);
  border: 1px solid var(--line);
  overflow: hidden;
}
.gallery-photo img { width: 100%; height: 100%; object-fit: cover; }

.gallery-label {
  display: block;
  margin-top: 0.6em;
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  color: var(--ink-soft);
  text-align: center;
}

.gallery-arrow { display: none; }

/* ===== SERVIZI ===== */
.servizi { padding: 3rem 1.2rem; text-align: center; }
.servizi h2 { font-size: 1.8rem; margin-bottom: 1.4em; }
.servizi-grid { display: grid; gap: 1rem; }
.servizio-card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 2rem 1.4rem;
  text-align: left;
  border: 1px solid var(--line);
}
.servizio-icona {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px; height: 42px;
  border-radius: 50%;
  background: var(--green);
  color: var(--bg);
  font-family: var(--mono);
  font-size: 0.85rem;
  margin-bottom: 1em;
}
.servizio-card h3 { font-size: 1.15rem; }
.servizio-card p { margin: 0; font-size: 0.92rem; }

/* ===== CHI SONO ===== */
.chi-sono {
  padding: 3rem 1.2rem;
  display: flex;
  flex-direction: column;
  gap: 1.8rem;
}
.foto-placeholder {
  position: relative;
  aspect-ratio: 4/5;
  border-radius: var(--radius);
  background: linear-gradient(155deg, var(--green), #2B2B2B);
  color: var(--bg);
  overflow: hidden;
  display: flex;
  align-items: flex-end;
  padding: 1.2rem;
  font-family: var(--mono);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.foto-placeholder img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.foto-placeholder-text { position: relative; }
.chi-sono-ruolo {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--terracotta);
  margin-bottom: 1em;
}

/* ===== METODO (timeline verticale connessa) ===== */
.metodo { padding: 3rem 1.2rem; text-align: center; }
.metodo h2 { font-size: 1.8rem; margin-bottom: 1.6em; }
.metodo-timeline {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 2.2rem;
  max-width: 420px;
  margin: 0 auto;
  padding-left: 3rem;
  text-align: left;
}
.metodo-timeline::before {
  content: '';
  position: absolute;
  left: 1.15rem;
  top: 0.3rem;
  bottom: 0.3rem;
  width: 2px;
  background: var(--line);
}
.metodo-step { position: relative; }
.metodo-num {
  position: absolute;
  left: -3rem;
  top: -0.1rem;
  width: 2.3rem;
  height: 2.3rem;
  border-radius: 50%;
  background: var(--ink);
  color: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--mono);
  font-size: 0.85rem;
  font-weight: 600;
}
.metodo-step-content h3 { font-size: 1.05rem; margin-bottom: 0.3em; }
.metodo-step-content p { font-size: 0.9rem; margin: 0; }

/* ===== CONTATTI / FORM (card con icona) ===== */
.contatti { padding: 3rem 1.2rem 3.5rem; text-align: center; }
.contatti-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 6px);
  padding: 2.2rem 1.6rem;
  max-width: 480px;
  margin: 0 auto;
}
.contatti-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--ink);
  font-size: 1.3rem;
  margin-bottom: 1em;
}
.contatti h2 { font-size: 1.8rem; }
.contatti-card h2 { font-size: 1.8rem; }
.contatti-sub { margin-bottom: 1.8em; }
.contatti-form {
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.form-row { display: flex; flex-direction: column; gap: 1rem; }
.contatti-form label { display: flex; flex-direction: column; gap: 0.4em; font-size: 0.85rem; font-weight: 500; color: var(--ink); }
.contatti-form input, .contatti-form textarea {
  font-family: var(--body);
  font-size: 1rem;
  padding: 0.8em 0.9em;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--bg);
  color: var(--ink);
  resize: vertical;
}
.contatti-form input:focus, .contatti-form textarea:focus {
  outline: 2px solid var(--green);
  outline-offset: 1px;
}
.contatti-form button { margin-top: 0.4em; width: 100%; }

/* ===== PAGINA LAVORI ===== */
.page-hero {
  padding: 2.4rem 1.2rem 1rem;
  text-align: center;
}
.page-hero h1 {
  font-size: clamp(2rem, 8vw, 2.6rem);
  margin-bottom: 0.5em;
}
.page-hero p {
  max-width: 56ch;
  margin: 0 auto;
}

.lavori-grid-section { padding: 2rem 1.2rem 1rem; }
.lavori-grid {
  display: grid;
  gap: 1.6rem;
  max-width: 1100px;
  margin: 0 auto;
}
.lavoro-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.lavoro-foto {
  aspect-ratio: 4 / 3;
  background: linear-gradient(155deg, #2B2B2B, #111111);
}
.lavoro-foto img { width: 100%; height: 100%; object-fit: cover; }
.lavoro-info { padding: 1.2rem 1.4rem 1.6rem; }
.lavoro-tag {
  display: block;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 0.6em;
}
.lavoro-info h3 { font-size: 1.15rem; margin-bottom: 0.35em; }
.lavoro-info p { font-size: 0.9rem; margin: 0; }

.lavori-cta {
  text-align: center;
  padding: 3rem 1.2rem 3.5rem;
}
.lavori-cta h2 { font-size: 1.6rem; max-width: 26ch; margin: 0 auto 0.5em; }
.lavori-cta p { margin-bottom: 1.4em; }

/* ===== PAGINA CHI SONO ===== */
.chisono-hero {
  padding: 2.4rem 1.2rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 1.8rem;
}
.chisono-hero h1 { font-size: clamp(2rem, 8vw, 2.6rem); margin-bottom: 0.2em; }
.chisono-hero-foto .foto-placeholder { aspect-ratio: 4/5; }

.valori { padding: 2.5rem 1.2rem 1rem; text-align: center; }
.valori h2 { font-size: 1.6rem; margin-bottom: 1.4em; }
.valori-grid { display: grid; gap: 1rem; }
.valore-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.6rem 1.4rem;
  text-align: left;
}
.valore-icona {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px; height: 38px;
  border-radius: 50%;
  background: var(--ink);
  color: var(--bg);
  font-size: 0.9rem;
  margin-bottom: 1em;
}
.valore-card h3 { font-size: 1.05rem; margin-bottom: 0.3em; }
.valore-card p { font-size: 0.9rem; margin: 0; }

/* ===== PAGINA CONTATTI ===== */
.contatti-page {
  padding: 1rem 1.2rem 3rem;
  display: flex;
  flex-direction: column;
  gap: 2.4rem;
}
.contatti-info h2 { font-size: 1.4rem; margin-bottom: 0.8em; }
.contatti-info-list {
  list-style: none;
  margin: 0 0 1.4em;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.contatti-info-list li { display: flex; flex-direction: column; gap: 0.2em; }
.contatti-info-label {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.contatti-info-list a { font-weight: 600; }
.contatti-info-list a:hover { text-decoration: underline; }
.social-icon--dark { border-color: var(--line); color: var(--ink); }
.social-icon--dark:hover { background: var(--card); }
.contatti-page .contatti-card { margin: 0; max-width: none; }

/* ===== FOOTER ===== */
.site-footer {
  background: var(--green);
  color: var(--bg);
  padding: 2.6rem 1.2rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}
.footer-col { display: flex; flex-direction: column; gap: 0.55rem; }
.logo-name--footer { color: var(--bg); font-size: 1.05rem; }
.logo-tag--footer { color: rgba(255,255,255,0.65); margin-bottom: 0.6em; }
.footer-heading {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
  margin-bottom: 0.3em;
}
.footer-col a { color: var(--bg); opacity: 0.9; font-size: 0.92rem; transition: opacity .2s ease; }
.footer-col a:hover { opacity: 1; font-weight: 700; }
.footer-col a:active { font-weight: 700; opacity: 0.75; }
.footer-note { font-size: 0.85rem; color: rgba(255,255,255,0.65); }
.footer-social { display: flex; gap: 0.6rem; margin-top: 0.4em; }
.social-icon {
  width: 34px; height: 34px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.35);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--mono);
  font-size: 0.65rem;
}
.social-icon:hover { background: rgba(255,255,255,0.12); }

/* Il menu orizzontale (senza hamburger) scatta solo su schermi con mouse:
   così un telefono in orizzontale, o un telefono grande, mantiene sempre
   il menu a schermo intero pensato per il tocco. */
@media (min-width: 720px) and (hover: hover) and (pointer: fine) {
  .nav-toggle { display: none; }
  .site-nav {
    position: static;
    flex-direction: row;
    gap: 2rem;
    background: none;
    border: none;
    transform: none;
    opacity: 1;
    padding: 0;
  }
  .site-nav a { padding: 0.1em 0 0.3em; font-size: 0.92rem; }
  .nav-social { display: none; }
}

/* ===== TABLET / DESKTOP ===== */
@media (min-width: 720px) {
  .site-header { padding: 1.2rem 3rem; }

  .hero {
    flex-direction: row;
    align-items: center;
    padding: 4rem 3rem 5rem;
    gap: 3rem;
  }
  .hero-text { flex: 0 0 42%; }

  /* Carosello galleria: solo da desktop, foto centrale in evidenza */
  .gallery { flex: 1; height: 440px; display: flex; align-items: center; justify-content: center; }
  .gallery-track {
    position: relative;
    width: 100%;
    height: 100%;
    display: block;
    overflow: visible;
    padding: 0;
  }
  .gallery-item {
    position: absolute;
    top: 50%;
    left: 50%;
    flex: none;
    max-width: none;
    width: 230px;
    height: 290px;
    transform: translate(-50%, -50%);
    transition: transform .5s cubic-bezier(.22,.68,0,1.01), opacity .5s ease, box-shadow .5s ease;
  }
  .gallery-photo { width: 100%; height: 100%; }
  .gallery-item .gallery-label {
    position: absolute;
    left: 0; right: 0; bottom: 0;
    margin: 0;
    padding: 0.5em 0.7em 0.6em;
    text-align: left;
    color: #fff;
    background: linear-gradient(to top, rgba(17,17,17,0.75), transparent);
    opacity: 0;
    transform: translateY(6px);
    transition: opacity .3s ease, transform .3s ease;
  }
  .gallery-item[data-pos="0"] {
    transform: translate(-50%, -50%) scale(1.08);
    z-index: 5;
    box-shadow: 0 18px 40px -14px rgba(0, 0, 0, 0.25);
  }
  .gallery-item[data-pos="0"] .gallery-label { opacity: 1; transform: translateY(0); }
  .gallery-item[data-pos="-1"] { transform: translate(calc(-50% - 180px), -50%) scale(0.82); z-index: 4; opacity: 0.85; }
  .gallery-item[data-pos="1"] { transform: translate(calc(-50% + 180px), -50%) scale(0.82); z-index: 4; opacity: 0.85; }
  .gallery-item[data-pos="-2"] { transform: translate(calc(-50% - 275px), -50%) scale(0.6); z-index: 2; opacity: 0; pointer-events: none; }
  .gallery-item[data-pos="2"] { transform: translate(calc(-50% + 275px), -50%) scale(0.6); z-index: 2; opacity: 0; pointer-events: none; }
  .gallery-item[data-pos="hidden"] { transform: translate(-50%, -50%) scale(0.4); opacity: 0; z-index: 1; pointer-events: none; }

  @media (hover: hover) and (pointer: fine) {
    .gallery-item[data-pos="0"]:hover { transform: translate(-50%, -50%) scale(1.14); }
    .gallery-item[data-pos="-1"]:hover, .gallery-item[data-pos="1"]:hover { opacity: 1; z-index: 6; }
    .gallery-item[data-pos="-1"]:hover { transform: translate(calc(-50% - 90px), -50%) scale(0.95); }
    .gallery-item[data-pos="1"]:hover { transform: translate(calc(-50% + 90px), -50%) scale(0.95); }
  }

  .servizi-grid { grid-template-columns: 1fr 1fr; max-width: 900px; margin: 0 auto; }
  .servizio-card { padding: 2.4rem; }

  /* Il Metodo e il Form affiancati, come nel disegno originale */
  .metodo-contatti {
    display: flex;
    align-items: flex-start;
    gap: 3rem;
    max-width: 1200px;
    margin: 0 auto;
    padding: 4rem 3rem;
  }
  .metodo-contatti .metodo,
  .metodo-contatti .contatti {
    flex: 1;
    padding: 0;
    text-align: left;
  }
  .metodo-contatti .metodo-timeline { margin: 0; max-width: none; }
  .metodo-contatti .contatti-card { margin: 0; max-width: none; }

  .chi-sono {
    flex-direction: row;
    align-items: center;
    max-width: 1000px;
    margin: 0 auto;
    padding: 4rem 3rem;
    gap: 3.5rem;
  }
  .chi-sono-foto { flex: 0 0 320px; }
  .foto-placeholder { aspect-ratio: 4/5; }

  .page-hero { padding: 4rem 3rem 1.5rem; }
  .lavori-grid-section { padding: 2rem 3rem 3rem; }
  .lavori-grid { grid-template-columns: repeat(3, 1fr); }
  .lavori-cta { padding: 4rem 3rem 5rem; }

  .chisono-hero {
    flex-direction: row;
    align-items: center;
    max-width: 1000px;
    margin: 0 auto;
    padding: 4rem 3rem 2rem;
    gap: 3.5rem;
  }
  .chisono-hero-foto { flex: 0 0 320px; }

  .valori { padding: 2rem 3rem 3rem; }
  .valori-grid { grid-template-columns: repeat(3, 1fr); max-width: 1100px; margin: 0 auto; }

  .contatti-page {
    flex-direction: row;
    align-items: flex-start;
    max-width: 1100px;
    margin: 0 auto;
    padding: 1rem 3rem 4rem;
    gap: 3.5rem;
  }
  .contatti-info { flex: 1; padding-top: 0.5rem; }
  .contatti-page .contatti-card { flex: 1; }

  .site-footer { flex-direction: row; justify-content: space-between; padding: 3rem; }
  .footer-col { flex: 1; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; scroll-behavior: auto !important; }
}