.hero-title {
  font-size: 6rem;
  z-index: +1;
  color: rgb(255, 255, 255);
  text-shadow: 2px 2px 12px rgba(153, 153, 153, 0.8);
  line-height: 1.2;
  transition: transform 0.3s ease;
}

.hero-subtitle {
  z-index: 2;
  color: rgb(204, 204, 204);
  font-size: 2rem;
  margin-bottom: 10px;
  text-shadow: 1px 1px 6px rgba(0, 0, 0, 0.6);
}

.hero-text {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.hero-initial-message {
  z-index: 2;
  color: rgb(224, 224, 224);
  font-size: 1.2rem;
  font-weight: 400;
  margin-top: 25px;
  max-width: 600px;
  line-height: 1.5;
  text-shadow: 1px 1px 4px rgba(0, 0, 0, 0.5);
}

.hero-button {
  margin-top: 20px;
  padding: 12px 28px;
  font-size: 1.2rem;
  font-weight: 600;
  color: rgb(255, 255, 255);
  background: rgba(3, 85, 168, 0.733);
  border: none;
  border-radius: 30px;
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.3);
  cursor: pointer;
  transition: all 0.3s ease;
}

.hero-button:hover {
  background: rgb(99, 179, 255);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
  transform: translateY(-2px);
}

#main-footer {
  position: fixed;
}

@media (max-width: 768px) {

  .hero {
    padding: 2rem 1rem;
    text-align: center;
  }

  .hero-text {
    width: 100%;
    padding: 0 0.5rem;
  }

  .hero-title {
    font-size: 3.2rem;
    line-height: 1.15;
    padding: 0;
  }

  .hero-subtitle {
    font-size: 1.4rem;
    margin-top: 0.8rem;
    padding: 0 0.5rem;
  }

  .hero-initial-message {
    font-size: 1rem;
    max-width: 100%;
    padding: 0 0.8rem;
    line-height: 1.6;
    margin-top: 1.2rem;
  }

  .hero-button {
    width: auto;
    max-width: 90%;
    font-size: 1rem;
    padding: 10px 22px;
  }

  .side-menu {
    width: 220px;
  }

  #main-footer {
    position: relative;
  }

}

@media (max-width: 480px) {

  .hero-title {
    font-size: 2.3rem;
    line-height: 1.2;
  }

  .hero-subtitle {
    font-size: 1.1rem;
  }

  .hero-initial-message {
    font-size: 0.95rem;
    line-height: 1.5;
  }

  .hero-button {
    font-size: 0.95rem;
    padding: 10px 18px;
  }

  .side-menu {
    width: 180px;
  }

}