html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  font-family: 'Orbitron', sans-serif;
  background: url('background.jpg') no-repeat center center/cover;
  color: white;
}

.overlay {
  min-height: 100vh; /* ensures overlay fills screen */
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
  text-align: center;
  padding: 2rem;
  box-sizing: border-box;
  background-color: rgba(0,0,0,0.6);
}

.site-logo {
  max-width: 220px;
  height: auto;
  margin: 0 auto 1rem auto;
  display: block;
  border-radius: 50%;
}

header h1 {
  font-size: 2rem;
  margin: 0;
}

main h2 {
  font-size: 3rem;
  font-weight: bold;
  color: #ffa500;
  text-shadow: 2px 2px #000;
  margin: 1rem 0;
}

.tagline {
  font-size: 1.2rem;
  margin-bottom: 2rem;
  padding: 0 1rem;
}

button {
  padding: 0.7rem 1.2rem;
  background: #ffa500;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-weight: bold;
  color: black;
}

footer {
  font-size: 0.9rem;
  padding-bottom: 1rem;
}

.social-icons {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 0.5rem;
}

.social-icons a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.1);
  transition: background-color 0.3s, transform 0.3s;
  text-decoration: none;
}

.social-icons i {
  font-size: 18px;
  color: white;
}

.social-icons a:hover {
  background-color: #ffa500;
  transform: scale(1.1);
  text-decoration: none;
}

/* Popup Form */
.popup-form {
  display: none;
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: rgba(0,0,0,0.9);
  padding: 2rem;
  border-radius: 8px;
  z-index: 999;
  color: white;
  box-shadow: 0 0 10px #ffa500;
  width :50%;
}

.popup-form input,
.popup-form button {
  display: block;
  margin: 1rem auto;
  padding: 0.7rem;
  width: 80%;
  max-width: 300px;
}

/* Mobile */
@media (max-width: 600px) {
  header h1 {
    font-size: 1.2rem;
  }

  main h2 {
    font-size: 2rem;
  }

  .tagline {
    font-size: 1rem;
  }

  .site-logo {
    max-width: 180px;
  }

  button {
    width: 90%;
  }
}