/* Reset e base */
* {margin:0; padding:0; box-sizing:border-box;}
body {font-family: 'Arial', sans-serif; background:#fff; color:#333; line-height:1.6; scroll-behavior: smooth;}
.container {width:90%; max-width:1200px; margin:0 auto;}

/* HEADER */
header {background:#fff; position:fixed; top:0; width:100%; z-index:1000; box-shadow:0 2px 5px rgba(0,0,0,0.05);}
.header-container {display:flex; justify-content:space-between; align-items:center; padding:1rem 0;}
.logo h1 {font-size:1.5rem; color:#0077b6; font-weight:700;}
.logo h2 {
  color: #0077b6;
  font-weight: 700;
}

/* Hamburger menu */
.hamburger {display:flex; flex-direction:column; justify-content:space-between; width:25px; height:18px; cursor:pointer; z-index:1100;}
.hamburger span {height:3px; background:#0077b6; border-radius:2px; transition: all 0.3s;}

/* Hamburger active animation */
.hamburger.active span:nth-child(1){transform:rotate(45deg) translate(5px,5px);}
.hamburger.active span:nth-child(2){opacity:0;}
.hamburger.active span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px);}

/* Nav menu base */
.nav-menu {
  position:fixed;
  top:0;
  right:-100%;
  width:70%;
  height:100%;
  background:#f8f9fa;
  display:flex;
  flex-direction:row;
  align-items:center;
  transition:right 0.3s;
  box-shadow:-2px 0 5px rgba(0,0,0,0.1);
  padding-left:20px;
}

.nav-menu.active {right:0;}
.nav-menu ul {list-style:none;}

/* Contenitore principale spina + voci */
.menu-content {
  display:flex;
  flex-direction:row;
  align-items:center;
  width:100%;
}

/* Sinistra: spina dorsale */
.menu-left {
  flex:0 0 60px;
  display:flex;
  justify-content:center;
  align-items:center;
}

.spina {
  width:40px;
  height:70%;
  object-fit:contain;
}

/* Destra: voci menu */
.menu-right {
  flex:1;
  display:flex;
  flex-direction:column;
  justify-content:center;
  gap:1.8rem;
  padding-left:10px;
}

.menu-right li {
  display:flex;
  align-items:center;
}

.menu-right a {
  font-size:1.3rem;
  font-weight:500;
  color:#0077b6;
  text-decoration:none;
  transition:color 0.3s;
}

.menu-right a:hover {
  color:#023047;
}

/* Puntino vertebra */
.vertebra {
  width:10px;
  height:10px;
  background:#0077b6;
  border-radius:50%;
  margin-right:12px;
  transform:scale(1);
  transition:transform 0.3s ease;
}

/* Vertebre/puntini menu */
.nav-menu .vertebra {
  width:10px;
  height:10px;
  background:#0077b6;
  border-radius:50%;
  margin-right:12px;
  visibility:hidden; /* nascosto di default */
}

/* COMPARSA A SCATTO KEYFRAME */
@keyframes vertebraAppear {
  to { visibility: visible; }
}

/* ICON WHATSAPP MENU */
.menu-whatsapp-item img {
  width:28px;
  height:28px;
  object-fit:contain;
  cursor:pointer;
  transition: transform 0.2s ease;
}

.menu-whatsapp-item img:hover {
  transform: scale(1.15);
}

/* LOGO in cima al menu */
.menu-top-logo {
  width:100%;
  text-align:center;
  padding:2rem 0 1rem 0;
}

.menu-top-logo a {
  text-decoration:none;
  display:inline-block;
}

.menu-top-logo h2 { /* SCRITTA */
  font-size:1.5rem;
  font-weight:700;
  color:#0077b6;
}

.menu-top-logo h1:hover {
  color:#023047;
}

.menu-top-logo .underline {
  display:block;
  width:50%;
  max-width:80px;
  height:2px;
  background:#0077b6;
  margin:0.3rem auto 0 auto;
  border-radius:1px;
}

/* HERO */
.hero {
  position: relative;
  display: flex;

  min-height: 100dvh; /* altezza reale viewport mobile */
  height: auto;       /* evita il taglio */

  justify-content: center;
  align-items: center;
  text-align: center;

  padding-top: 110px; /* spazio per header fisso */

  overflow: hidden;
  color: #fff;
}

/* OVERLAY SEMI-TRASPARENTE */
.hero-overlay {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgba(0,0,0,0.35);
  z-index: 1;
}

/* HERO IMAGE */
.hero-picture,
.hero-img {
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

/* HERO CONTENT sopra immagine */
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 90%;
  padding: 0 1rem;
}

@media (max-width: 768px) {
  .hero-content h1 {
    font-size: 1.8rem;
  }
  .hero-content p {
    font-size: 1rem;
  }
}

/* SEZIONI */
.servizi {padding:5rem 0; text-align:center;}
.servizi h2 {color:#0077b6; margin-bottom:2rem; font-size:2rem;}
.servizi-grid {display:grid; grid-template-columns:repeat(auto-fit,minmax(250px,1fr)); gap:2rem;}
.servizio {padding:2rem; border:1px solid #ddd; border-radius:10px; background:#f8f9fa; transition: transform 0.4s, box-shadow 0.4s;}
.servizio:hover {transform: translateY(-8px); box-shadow:0 10px 20px rgba(0,0,0,0.1);}

.chi-siamo, .contatti {padding:4rem 0; text-align:center;}
.chi-siamo h2, .contatti h2 {color:#0077b6; margin-bottom:1rem; font-size:2rem;}
.chi-siamo p, .contatti p {max-width:700px; margin:0 auto; color:#333; font-size:1.1rem;}

/* CONTATTI */
.contatti-container {
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:2rem;
}

.modulo-contatti {
  background:#f9f9f9;
  padding:2.5rem;
  border-radius:12px;
  box-shadow:0 4px 15px rgba(0,0,0,0.05);
  width:90%;
  max-width:700px;
  display:flex;
  flex-direction:column;
  gap:1.5rem;
}

.modulo-contatti input,
.modulo-contatti textarea {
  width:100%;
  padding:0.8rem 1rem;
  border:1px solid #ccc;
  border-radius:8px;
}

.modulo-contatti button {
  padding:0.8rem 1.8rem;
  background-color:#0077b6;
  color:#fff;
  border:none;
  border-radius:8px;
  cursor:pointer;
}

.modulo-contatti button:hover {
  background-color:#005f87;
}

/* FOOTER */
footer {background:#f8f9fa; padding:2rem 0; text-align:center;}
footer .social a {margin:0 0.5rem; color:#0077b6;}
footer .social a:hover {color:#023047;}

/* RESPONSIVE */
@media(max-width:768px){
  .nav-menu {
    width:80%;
    flex-direction:column;
    align-items:center;
    padding-left:0;
    padding-top:80px; 
  }

  .menu-content {
    justify-content:center;
    padding-left:0;
  }

  .hero h1 {font-size:2rem;}
}

/* SERVIZI */
.servizi {
  padding:6rem 2rem;
  text-align:center;
  background:#fefefe;
}

.servizi h2 {
  color:#0077b6;
  margin-bottom:3rem;
  font-size:2.2rem;
  font-weight:700;
}

.servizi-grid {
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
  gap:2.5rem;
}

.servizio {
  background:#fff;
  border-radius:15px;
  overflow:hidden;
  box-shadow:0 6px 18px rgba(0,0,0,0.08);
  transition: transform 0.4s ease, box-shadow 0.4s ease;
  cursor:default;
}

.servizio:hover {
  transform: translateY(-10px);
  box-shadow:0 15px 25px rgba(0,0,0,0.15);
}

.servizio img {
  width:100%;
  height:300px; /* coerente con le immagini 400x300 px */
  object-fit:cover;
  transition: transform 0.4s ease;
}

.servizio:hover img {
  transform: scale(1.05);
}

.servizio h3 {
  color:#0077b6;
  font-size:1.3rem;
  font-weight:600;
  margin:1rem 1rem 0.5rem 1rem;
}

.servizio p {
  font-size:1rem;
  color:#333;
  line-height:1.5;
  margin:0 1rem 1.5rem 1rem;
}

/* Fade-in e apparizione singola per le card */
.servizio {
  opacity:0;
  transform:translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.servizio.visible {
  opacity:1;
  transform:translateY(0);
}

/* CHI SIAMO */
.chi-siamo {
  padding:6rem 2rem;
  background:#f8f9fa;
}

.chi-siamo-container {
  display:flex;
  align-items:center;
  justify-content:center;
  gap:3rem;
  flex-wrap:wrap;
}

.chi-siamo-video {
  flex:0 0 300px;
  height:300px;
  border-radius:50%;
  overflow:hidden;
  box-shadow:0 10px 20px rgba(0,0,0,0.1);
  transition: transform 0.3s ease;
}

.chi-siamo-video video {
  width:100%;
  height:100%;
  object-fit:cover;
}

.chi-siamo-video:hover {
  transform: scale(1.05);
}

.chi-siamo-testo {
  flex:1;
  max-width:600px;
  text-align:left;
}

.chi-siamo h2 {
  color:#0077b6;
  font-size:2rem;
  margin-bottom:1.5rem;
}

.chi-siamo p {
  font-size:1.1rem;
  color:#333;
  line-height:1.6;
  margin-bottom:1rem;
}

/* Fade-in per testo e video */
.chi-siamo-video,
.chi-siamo-testo {
  opacity:0;
  transform:translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.chi-siamo-video.visible,
.chi-siamo-testo.visible {
  opacity:1;
  transform:translateY(0);
}

/* RESPONSIVE */
@media(max-width:768px){
  .chi-siamo-container {
    flex-direction:column;
    gap:2rem;
  }
  .chi-siamo-testo {
    text-align:center;
  }
}

/* HERO FIX MOBILE */
@media (max-width: 768px) {
  .hero {
    padding-top: 110px; /* spazio header */
  }
}

/* HERO FIX SCHERMI PICCOLI */
@media (max-width: 480px) {
  .hero {
    align-items: flex-start; /* evita che salga sotto header */
    padding-top: 120px;
    min-height: 100vh;
  }

  .hero-content {
    margin-top: 20px;
  }
}

/* FOOTER social icons */
footer .social a {
  display: inline-block;
  margin: 0 0.5rem;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

footer .social a img {
  width: 28px;
  height: 28px;
  object-fit: contain;
}

/* Hover effect: ingrandimento leggero e leggero cambio opacità */
footer .social a:hover {
  transform: scale(1.2);
  opacity: 0.85;
}

/* PULSANTE CTA HERO */
.btn-cta {
  display: inline-block;
  margin-top: 1.5rem;
  padding: 0.8rem 2rem;
  background-color: #0A4D68;
  color: #fff;
  font-weight: 600;
  font-size: 1.1rem;
  border-radius: 8px;
  text-decoration: none;
  transition: background-color 0.3s ease, transform 0.2s ease;
}

.btn-cta:hover {
  background-color: #083A4F;
  transform: translateY(-2px);
}

/* SCROLL MENU */
.nav-menu {
  overflow-y: auto;
  -webkit-overflow-scrolling: touch; /* migliora lo scroll su iOS */
}