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

body {
  background: #fff;
  color: #222;
}

/* NAVBAR */
header {
  position: fixed;
  width: 100%;
  background: #111;
  z-index: 1000;
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 40px;
  color: white;
}

.logo {
  font-weight: bold;
}

.nav-links {
  display: flex;
  list-style: none;
}

.nav-links li a {
  color: white;
  text-decoration: none;
  margin-left: 20px;
}

.hamburger {
  display: none;
}

/* HERO */
.hero {
  height: 100vh;
  background: linear-gradient(rgba(0,0,0,.6),rgba(0,0,0,.6)), url('https://images.unsplash.com/photo-1596040033229-a9821ebd058d');
  background-size: cover;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: white;
}

.hero h1 {
  font-size: 48px;
}

.btn {
  display: inline-block;
  margin-top: 20px;
  padding: 12px 25px;
  background: orange;
  color: black;
  text-decoration: none;
  border-radius: 5px;
}

/* SECTIONS */
section {
  padding: 80px 20px;
  max-width: 1100px;
  margin: auto;
}

.services .service-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit,minmax(250px,1fr));
  gap: 20px;
}

.card {
  padding: 25px;
  background: #f7f7f7;
  border-radius: 10px;
  text-align: center;
  transition: .3s;
}

.card:hover {
  transform: translateY(-5px);
}

/* CONTACT */
.contact-container {
  display: flex;
  flex-wrap: wrap;
  gap: 30px;
}

form input, form textarea {
  width: 100%;
  margin-bottom: 10px;
  padding: 10px;
}

form button {
  background: orange;
  border: none;
  padding: 10px;
}

/* FOOTER */
footer {
  background: #111;
  color: white;
  text-align: center;
  padding: 20px;
}

/* FLOAT BUTTONS */
.float {
  position: fixed;
  right: 20px;
  width: 55px;
  height: 55px;
  border-radius: 50%;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  z-index: 999;
}

.chat {
  bottom: 90px;
  background: #25d366;
}

.call {
  bottom: 20px;
  background: #007bff;
}

/* MOBILE */
@media(max-width:768px){
  .nav-links {
    position: absolute;
    top: 60px;
    right: 0;
    background: black;
    flex-direction: column;
    width: 200px;
    display: none;
  }

  .hamburger {
    display: block;
  }
}