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

/* HERO */
.hero {
  height: 100vh;
  background: url('https://images.unsplash.com/photo-1600585154340-be6161a56a0c') center/cover;
}

.overlay {
  height: 100%;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(5px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  color: white;
  text-align: center;
}

.overlay h1 {
  font-size: 50px;
}

.btn {
  margin-top: 20px;
  padding: 10px 25px;
  background: #00c896;
  color: white;
  text-decoration: none;
}

/* SERVICES */
.services {
  padding: 60px;
  text-align: center;
}

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

.card {
  background: white;
  border-radius: 15px;
  overflow: hidden;
  box-shadow: 0 5px 20px rgba(0,0,0,0.1);
  transition: 0.3s;
  aspect-ratio: 1/1;
}

.card img {
  width: 100%;
  height: 50%;
  object-fit: cover;
}

.card:hover {
  transform: scale(1.05);
}

/* WHY */
.why {
  padding: 60px;
  text-align: center;
  background: #f4f4f4;
}

.why-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px,1fr));
  gap: 20px;
  margin-top: 20px;
}

.why-card {
  padding: 20px;
  background: white;
  border-radius: 10px;
  transition: 0.3s;
}

.why-card:hover {
  background: #00c896;
  color: white;
  transform: translateY(-10px);
}

/* FOOTER */
.footer {
  background: linear-gradient(135deg,#0f2027,#203a43,#2c5364);
  color: white;
  padding-top: 60px;
}

.footer-container {
  display: grid;
  grid-template-columns: repeat(auto-fit,minmax(200px,1fr));
  gap: 20px;
  padding: 30px;
}

.footer-box a {
  color: white;
  text-decoration: none;
}

.footer-box a:hover {
  color: #00c896;
}

.footer-bottom {
  text-align: center;
  padding: 10px;
}

/* WHATSAPP */
.whatsapp-btn {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: #25d366;
  color: white;
  padding: 15px;
  border-radius: 50%;
  font-size: 22px;
}

.whatsapp-btn:hover {
  transform: scale(1.1);
}

/* CALL BUTTON */
.call-btn {
  position: fixed;
  bottom: 90px; /* WhatsApp ke upar */
  right: 20px;
  background: linear-gradient(45deg, #007bff, #00c6ff);
  color: white;
  padding: 16px;
  border-radius: 50%;
  font-size: 22px;
  z-index: 999;
  box-shadow: 0 6px 20px rgba(0,0,0,0.3);
  transition: 0.3s;
}

/* HOVER EFFECT */
.call-btn:hover {
  transform: scale(1.15);
  box-shadow: 0 8px 25px rgba(0,0,0,0.4);
}