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

body{
  background:#f4f4f4;
  color:#333;
}

header{
  background:url('../images/hero-truck.jpg') center/cover no-repeat;
  height:100vh;
  color:white;
}

.overlay{
  background:rgba(0,0,0,0.7);
  height:100%;
}

nav{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:20px 10%;
}

.logo img{
  height:100px;
  }

nav ul{
  display:flex;
  list-style:none;
}

nav ul li{
  margin-left:25px;
}

nav ul li a{
  color:white;
  text-decoration:none;
  font-weight:bold;
}
/* NAV MENU HOVER EFFECT */

nav ul li a{
  position:relative;
  color:white;
  text-decoration:none;
  font-weight:bold;
  padding:8px 12px;
  transition:0.3s ease;
}

/* NAVIGATION */

nav ul{
  display:flex;
  list-style:none;
  align-items:center;
}

nav ul li{
  position:relative;
  margin-left:25px;
}

nav ul li a{
  color:white;
  text-decoration:none;
  font-weight:bold;
  padding:10px 15px;
  display:block;
  transition:0.3s;
}


/* HOVER EFFECT */

nav ul li a:hover{
  color:#ffb400;
  background:rgba(255,180,0,0.1);
  border-radius:5px;
}





/* DROPDOWN MENU */

.dropdown-menu{
  position:absolute;
  top:100%;
  left:0;
  background:#111;
  min-width:220px;
  display:none;
  flex-direction:column;
  border-radius:8px;
  overflow:hidden;
  box-shadow:0 5px 15px rgba(0,0,0,0.3);
  z-index:1000;
}


/* SHOW MENU ON HOVER */

.dropdown:hover .dropdown-menu{
  display:flex;
}


/* DROPDOWN ITEMS */

.dropdown-menu li{
  margin:0;
}

.dropdown-menu li a{
  padding:15px;
  color:white;
  border-bottom:1px solid rgba(255,255,255,0.1);
}

.dropdown-menu li a:hover{
  background:#ffb400;
  color:black;
}


/* MOBILE MENU */

.menu-toggle{
  display:none;
  font-size:30px;
  color:white;
  cursor:pointer;
}

@media(max-width:768px){

  .menu-toggle{
    display:block;
  }

  nav{
    flex-direction:column;
    align-items:flex-start;
  }

  nav ul{
    display:none;
    flex-direction:column;
    width:100%;
    background:#111;
    margin-top:20px;
  }

  nav ul.show{
    display:flex;
  }

  nav ul li{
    width:100%;
    margin:0;
  }

  .dropdown-menu{
    position:static;
    display:none;
    width:100%;
    box-shadow:none;
  }

  .dropdown:hover .dropdown-menu{
    display:flex;
  }

}


/* TEXT COLOR CHANGE */

nav ul li a:hover{
  color:#ffb400;
}


/* ANIMATED UNDERLINE */

nav ul li a::after{
  content:"";
  position:absolute;
  left:0;
  bottom:-5px;
  width:0%;
  height:3px;
  background:#ffb400;
  transition:0.3s ease;
  border-radius:10px;
}
nav ul li a:hover{
  color:#ffb400;
  text-shadow:0 0 10px rgba(255,180,0,0.8);
}


nav ul li a:hover::after{
  width:100%;
}

.hero{
  height:80%;
  display:flex;
  flex-direction:column;
  justify-content:center;
  align-items:center;
  text-align:center;
  padding:20px;
}

.hero h1{
  font-size:60px;
  margin-bottom:20px;
}

.hero p{
  font-size:22px;
  margin-bottom:30px;
}

.btn{
  background:#ffb400;
  color:black;
  padding:15px 30px;
  text-decoration:none;
  border:none;
  border-radius:5px;
  font-weight:bold;
  cursor:pointer;
}

section{
  padding:80px 10%;
}

.section-title{
  text-align:center;
  margin-bottom:50px;
}

.section-title h2{
  font-size:40px;
}

.services-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
  gap:25px;
}

.card{
  background:white;
  padding:30px;
  border-radius:10px;
  box-shadow:0 5px 15px rgba(0,0,0,0.1);
}

.about-container{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:40px;
  align-items:center;
}

.about-container img{
  width:100%;
  border-radius:10px;
}

.about-text p{
  margin-top:15px;
}

.contact-form{
  max-width:700px;
  margin:auto;
  display:flex;
  flex-direction:column;
}

.contact-form input,
.contact-form textarea{
  margin-bottom:20px;
  padding:15px;
  border:1px solid #ccc;
  border-radius:5px;
}

footer{
  background:black;
  color:white;
  text-align:center;
  padding:20px;
}

@media(max-width:768px){

  nav{
    flex-direction:column;
  }

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

  .about-container{
    grid-template-columns:1fr;
  }

}