* {
  margin:0;
  padding:0;
  box-sizing:border-box;
  font-family: Arial, sans-serif;
}

body {
  background:#ffffff;
  color:#111;
}

/* HERO */
.hero {
  height: 100vh;
  background: url("img4.png") center/cover no-repeat;
  position: relative;
}

.hero-overlay {
  background: rgba(0,0,0,0.55);
  height:100%;
  display:flex;
  flex-direction:column;
  justify-content:center;
  align-items:center;
  text-align:center;
  padding:20px;
}

.logo {
  width:120px;
  margin-bottom:15px;
}

.hero h1 {
  color:#fff;
  font-size:42px;
  letter-spacing:2px;
}

.hero h2 {
  color:#2b7cff;
  font-size:28px;
  margin-top:5px;
}

.hero p {
  color:#fff;
  font-size:18px;
  margin:15px 0 25px;
}

.btn {
  background:#e63946;
  color:#fff;
  padding:14px 30px;
  border-radius:8px;
  text-decoration:none;
  font-weight:bold;
  font-size:17px;
  transition:0.3s;
}

.btn:hover {
  background:#ff4f5a;
}

/* SECTIONS */
.section {
  padding:50px 20px;
  text-align:center;
}

.section h3 {
  font-size:26px;
  margin-bottom:15px;
}

.section p {
  font-size:18px;
  max-width:900px;
  margin: 0 auto 10px;
}

/* COLORI */
.blue {
  background:#0b4f8a;
  color:white;
}

.red {
  background:#d62828;
  color:white;
}

/* GALLERY */
.gallery {
  display:flex;
  justify-content:center;
  gap:20px;
  padding:40px 20px;
  background:#0b4f8a;
}

.gallery img {
  width:30%;
  border-radius:10px;
  object-fit:cover;
  box-shadow:0 4px 15px rgba(0,0,0,0.3);
}

/* FOOTER */
footer {
  background:#000;
  color:#aaa;
  padding:15px;
  text-align:center;
  font-size:14px;
}

/* MOBILE */
@media(max-width:900px){
  .gallery {
    flex-direction:column;
  }
  .gallery img {
    width:100%;
  }
  .hero h1 {font-size:32px;}
  .hero h2 {font-size:22px;}
}