.loginScreen {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100dvh;
  background: linear-gradient(135deg, #0a0e27 0%, #16213e 25%, #1a2332 50%, #0f1419 75%, #0a0e27 100%);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  color: #00d4ff;
  z-index: 2000;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Oxygen", "Cantarell", "Fira Sans", "Droid Sans",
    "Helvetica Neue", sans-serif;
}

.loginScreen::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 20% 80%, rgba(0, 212, 255, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(0, 255, 255, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 40% 40%, rgba(0, 153, 204, 0.06) 0%, transparent 50%);
  animation: neonBackgroundShift 20s ease-in-out infinite;
  z-index: -1;
}

@keyframes neonBackgroundShift {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.7;
  }
}

.centerContent {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 100px;
}

.centerAvatar {
  width: 120px;
  height: 120px;
  background: linear-gradient(135deg, #00d4ff, #00ffff);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 48px;
  font-weight: 600;
  color: #0a0e27;
  box-shadow: 0 8px 32px rgba(0, 212, 255, 0.4), 0 0 60px rgba(0, 255, 255, 0.3), inset 0 2px 0 rgba(255, 255, 255, 0.2);
  animation: neonAvatarGlow 3s ease-in-out infinite;
}

@keyframes neonAvatarGlow {
  0%,
  100% {
    box-shadow: 0 8px 32px rgba(0, 212, 255, 0.4), 0 0 60px rgba(0, 255, 255, 0.3), inset 0 2px 0
      rgba(255, 255, 255, 0.2);
  }
  50% {
    box-shadow: 0 12px 48px rgba(0, 255, 255, 0.6), 0 0 80px rgba(0, 255, 255, 0.4), inset 0 2px 0
      rgba(255, 255, 255, 0.3);
  }
}

.centerName {
  font-size: 32px;
  font-weight: 300;
  margin-bottom: 30px;
  color: #00d4ff;
  text-shadow: 0 0 20px rgba(0, 212, 255, 0.6), 0 0 40px rgba(0, 255, 255, 0.4);
}

.passwordForm {
  width: 100%;
  display: flex;
  justify-content: center;
}

.passwordContainer {
  position: relative;
  display: flex;
  background: rgba(0, 212, 255, 0.1);
  border: 1px solid rgba(0, 212, 255, 0.3);
  border-radius: 24px;
  overflow: hidden;
  backdrop-filter: blur(15px);
  box-shadow: 0 8px 32px rgba(0, 212, 255, 0.2), inset 0 1px 0 rgba(0, 255, 255, 0.2);
}

.passwordInput {
  width: 280px;
  height: 48px;
  background: none;
  border: none;
  padding: 0 20px;
  font-size: 16px;
  outline: none;
  color: #00d4ff;
  text-shadow: 0 0 10px rgba(0, 212, 255, 0.5);
}

.passwordInput::placeholder {
  color: rgba(0, 212, 255, 0.6);
}

.submitButton {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, #00d4ff, #00ffff);
  border: none;
  color: #0a0e27;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.4);
}

.submitButton:hover {
  background: linear-gradient(135deg, #00ffff, #66ffff);
  transform: scale(1.05);
  box-shadow: 0 0 30px rgba(0, 255, 255, 0.6), 0 0 60px rgba(0, 255, 255, 0.4);
}

.submitButton:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none;
}

.systemIcons {
  position: absolute;
  bottom: 30px;
  right: 30px;
  display: flex;
  gap: 20px;
}

.systemIcon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  border-radius: 50%;
  background: rgba(0, 212, 255, 0.1);
  backdrop-filter: blur(10px);
  transition: all 0.2s ease;
  border: 1px solid rgba(0, 212, 255, 0.3);
  color: #00d4ff;
}

.systemIcon:hover {
  background: rgba(0, 212, 255, 0.2);
  transform: scale(1.1);
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.3), 0 0 40px rgba(0, 255, 255, 0.2);
  border-color: rgba(0, 255, 255, 0.5);
  color: #00ffff;
}

.loader {
  border: 2px solid rgba(0, 212, 255, 0.3);
  border-radius: 50%;
  border-top: 2px solid #00ffff;
  width: 18px;
  height: 18px;
  animation: neonSpin 1s linear infinite;
}

@keyframes neonSpin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
    box-shadow: 0 0 10px rgba(0, 255, 255, 0.5);
  }
}

.fadeOut {
  animation: fadeOut 0.5s forwards;
}

@keyframes fadeOut {
  from {
    opacity: 1;
  }
  to {
    opacity: 0;
  }
}

@media (max-width: 768px) {
  .centerAvatar {
    width: 100px;
    height: 100px;
    font-size: 40px;
  }

  .centerName {
    font-size: 28px;
  }

  .passwordContainer {
    width: 90%;
    max-width: 320px;
  }

  .passwordInput {
    width: calc(100% - 48px);
  }

  .systemIcons {
    bottom: 20px;
    right: 20px;
    gap: 15px;
  }

  .systemIcon {
    width: 36px;
    height: 36px;
  }
}
