* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body, html {
  height: 100%;
  font-family: 'Segoe UI', sans-serif;
  background-color: #004d5a;
}

.main-header {
  width: 100%;
  position: fixed;
  top: 0;
  left: 0;
  padding: 20px 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: rgba(1, 24, 26, 0.9); /* Semi-transparent teal */
  z-index: 10;
}

.nav-links {
  display: flex;
  gap: 25px;
}

.nav-links a {
  text-decoration: none;
  color: white;
  font-weight: bold;
  font-size: 16px;
  transition: opacity 0.2s;
}

.nav-links a:hover {
  opacity: 0.8;
}

.login-btn {
  border: 2px solid white;
  padding: 6px 14px;
  border-radius: 20px;
}

.logo {
  font-size: 28px;
  font-weight: bold;
  color: white;
}

.below-header-label {
  position: relative;
  top: 90px; /* Adjust to sit right below the fixed header */
  left: 5%;
  font-size: 80px;
  font-weight: bold;
  color: white;
  z-index: 5;
}

.hero {
  background: url('Images/backg4.png') no-repeat center top;
  background-size: cover;
  background-attachment: fixed; /* Optional: gives parallax effect */
  height: 100vh;
  position: relative;
  margin-top: 80px; /* To avoid overlapping with fixed header */
}

.overlay-text {
  position: absolute;
  top: 30%;
  left: 5%;
  color: white;
}

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

.overlay-text h1 span {
  background: #00bcd4;
  padding: 5px 10px;
  border-radius: 8px;
  margin-left: 8px;
}

.overlay-text p {
  margin-top: 10px;
  font-size: 18px;
}

footer {
  position: relative;
  text-align: center;
  padding: 40px 20px 20px;
  background-color: #fff;
}

.whatsapp-button,
.ai-button {
  position: fixed;
  bottom: 80px;
  right: 20px;
  padding: 10px 15px;
  margin-top: 10px;
  border: none;
  border-radius: 30px;
  font-size: 16px;
  cursor: pointer;
  color: white;
  z-index: 1000;
}

.whatsapp-button {
  background-color: #25D366;
  bottom: 80px;
}

.ai-button {
  background-color: #007bff;
  bottom: 130px;
}

@media (max-width: 768px) {
  .overlay-text h1 {
    font-size: 32px;
  }

  .overlay-text p {
    font-size: 16px;
  }

  .logo {
    font-size: 22px;
  }

  .below-header-label {
    font-size: 50px;
  }
}

copyright {
  font-size: 14px;
  color: #444;
  margin-top: 30px;
}