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

body{
  background:#f5f7fa;
  color:#222;
  line-height:1.6;
}

/* ===== HEADER ===== */

header{
  background:
  linear-gradient(rgba(0,0,0,.65), rgba(0,0,0,.65)),
  url("Imagenes/principal.jpg");
  background-size:cover;
  background-position:center;
  height:500px;
  display:flex;
  align-items:center;
  justify-content:center;
  text-align:center;
  color:white;
  padding:20px;
}

.hero{
  max-width:900px;
}

.hero h1{
  font-size:60px;
  margin-bottom:20px;
  color:#ffb703;
  text-shadow:2px 2px 10px rgba(0,0,0,.5);
}

.hero p{
  font-size:22px;
  background:rgba(0,0,0,.45);
  display:inline-block;
  padding:15px 25px;
  border-left:6px solid #fb8500;
  border-radius:10px;
}

/* ===== SECCION ===== */

.section-title{
  text-align:center;
  margin:70px 20px 40px;
}

.section-title h2{
  font-size:42px;
  color:#c1121f;
  margin-bottom:10px;
}

.section-title p{
  color:#555;
  max-width:800px;
  margin:auto;
}

/* ===== GRID SERVICIOS ===== */

.services{
  width:90%;
  max-width:1300px;
  margin:auto;
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(320px,1fr));
  gap:30px;
  margin-bottom:70px;
}

.card{
  background:white;
  border-radius:18px;
  overflow:hidden;
  box-shadow:0 10px 25px rgba(0,0,0,.1);
  transition:.3s;
  border-top:8px solid #fb8500;
}

.card:hover{
  transform:translateY(-8px);
  box-shadow:0 15px 30px rgba(0,0,0,.18);
}

.card img{
  width:100%;
  height:230px;
  object-fit:cover;
}

.card-content{
  padding:25px;
}

.card-content h3{
  color:#003566;
  margin-bottom:15px;
  font-size:24px;
}

.card-content p{
  color:#444;
  font-size:15px;
  text-align:justify;
}

/* ===== BANNER INTERMEDIO ===== */

.banner{
  margin:80px 0;
  background:linear-gradient(90deg,#d62828,#fb8500,#ffb703);
  color:white;
  text-align:center;
  padding:60px 20px;
}

.banner h2{
  font-size:45px;
  margin-bottom:20px;
}

.banner p{
  max-width:900px;
  margin:auto;
  font-size:20px;
}

/* ===== BENEFICIOS ===== */

.benefits{
  width:90%;
  max-width:1200px;
  margin:auto auto 80px;
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
  gap:25px;
}

.benefit{
  background:white;
  padding:30px;
  border-radius:15px;
  text-align:center;
  box-shadow:0 8px 18px rgba(0,0,0,.08);
  border-bottom:6px solid #2a9d8f;
}

.benefit h4{
  color:#d62828;
  margin:15px 0;
  font-size:22px;
}

/* ===== FOOTER ===== */

footer{
  background:#8d0801;
  color:white;
  padding:50px 20px;
  margin-top:50px;
}

.footer-container{
  max-width:1200px;
  margin:auto;
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(280px,1fr));
  gap:30px;
}

footer h3{
  color:#ffb703;
  margin-bottom:15px;
  font-size:24px;
}

footer p{
  margin-bottom:10px;
  color:#f1f1f1;
}

.copyright{
  text-align:center;
  margin-top:40px;
  border-top:1px solid rgba(255,255,255,.2);
  padding-top:20px;
  color:#ddd;
}

@media(max-width:768px){

  .hero h1{
    font-size:40px;
  }

  .hero p{
    font-size:18px;
  }

  .banner h2{
    font-size:32px;
  }
}