.content {
  position: relative;
  width: 100%;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 10;
  padding: 20px;
}

.logo-container {
  width: 100%;
  max-width: 350px;
  margin-bottom: 40px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.logo {
  width: 100%;
  max-width: 350px;
  height: auto;
  display: block;
  object-fit: contain;
  filter: drop-shadow(0 0 20px rgba(100, 180, 255, 0.5))
          drop-shadow(0 0 40px rgba(100, 180, 255, 0.3));
  animation: logoGlow 3s ease-in-out infinite;
}

@keyframes logoGlow {
  0%, 100% {
    filter: drop-shadow(0 0 20px rgba(100, 180, 255, 0.5))
            drop-shadow(0 0 40px rgba(100, 180, 255, 0.3));
  }
  50% {
    filter: drop-shadow(0 0 30px rgba(100, 180, 255, 0.7))
            drop-shadow(0 0 60px rgba(100, 180, 255, 0.5));
  }
}

.buttons {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  justify-content: center;
}

.btn {
  display: inline-block;
  padding: 14px 32px;
  border: 2px solid;
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.6);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  color: #ffffff;
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 2px;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  transition: left 0.5s ease;
}

.btn:hover::before {
  left: 100%;
}

.btn-about {
  border-color: #4a9eff;
  box-shadow: 0 0 10px rgba(74, 158, 255, 0.3);
}

.btn-about:hover {
  background: rgba(74, 158, 255, 0.2);
  box-shadow: 0 0 20px rgba(74, 158, 255, 0.5);
  transform: translateY(-2px);
}

.btn-machines {
  border-color: #ff6b4a;
  box-shadow: 0 0 10px rgba(255, 107, 74, 0.3);
}

.btn-machines:hover {
  background: rgba(255, 107, 74, 0.2);
  box-shadow: 0 0 20px rgba(255, 107, 74, 0.5);
  transform: translateY(-2px);
}

.btn-mechanics {
  border-color: #4aff88;
  box-shadow: 0 0 10px rgba(74, 255, 136, 0.3);
}

.btn-mechanics:hover {
  background: rgba(74, 255, 136, 0.2);
  box-shadow: 0 0 20px rgba(74, 255, 136, 0.5);
  transform: translateY(-2px);
}

@media (max-width: 600px) {
  .buttons {
    flex-direction: column;
    gap: 15px;
  }

  .btn {
    width: 100%;
    text-align: center;
    padding: 14px 20px;
  }

  .logo-container {
    max-width: 220px;
    margin-bottom: 30px;
  }
}