body {
  background-color: #202020;
  color: #ffffff;
  font-family: 'Segoe UI', 'Roboto', sans-serif;
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 0;
  min-height: 100vh;
  background-image: linear-gradient(45deg, #1a1a1a 0%, #2d2d2d 100%);
}

#Main {
  background: rgba(32, 32, 32, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 2rem;
  width: 90%;
  max-width: 800px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

#Main:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.2);
}

.input {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  color: #ffffff;
  padding: 12px;
  font-size: 16px;
  transition: all 0.3s ease;
  width: 100%;
  box-sizing: border-box;
}

.input:focus {
  border-color: #0078d4;
  outline: none;
  background: rgba(255, 255, 255, 0.08);
}

.button, .button2 {
  background: rgba(255, 255, 255, 0.08);
  border: none;
  border-radius: 8px;
  color: #ffffff;
  padding: 12px 24px;
  font-size: 16px;
  cursor: pointer;
  transition: all 0.3s ease;
  margin: 8px 0;
  backdrop-filter: blur(4px);
}

.button:hover, .button2:hover {
  background: #0078d4;
  transform: translateY(-2px);
}

.button:active, .button2:active {
  transform: translateY(0);
  background: #006cbd;
}

.Message {
  padding: 12px;
  margin: 8px 0;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.05);
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

#Title {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  text-align: center;
  background: linear-gradient(45deg, #0078d4, #00b4ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: titleGlow 2s ease-in-out infinite alternate;
}

@keyframes titleGlow {
  from {
    filter: drop-shadow(0 0 2px rgba(0, 120, 212, 0.3));
  }
  to {
    filter: drop-shadow(0 0 10px rgba(0, 120, 212, 0.6));
  }
}

#Logo {
  display: block;
  margin: 0 auto;
  height: 80px;
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0% { transform: translateY(0px); }
  50% { transform: translateY(-10px); }
  100% { transform: translateY(0px); }
}

.error-popup {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(32, 32, 32, 0.95);
  backdrop-filter: blur(20px);
  justify-content: center;
  align-items: center;
  z-index: 1000;
}

.error-popup-content {
  background: #202020;
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #ffffff;
  border-radius: 12px;
  padding: 20px;
  text-align: center;
  max-width: 300px;
}

@media (max-width: 900px) {
  body {
    background: #202020;
  }
  
  #Main {
    width: 100%;
    padding: 1rem;
    background: transparent;
    border: none;
    backdrop-filter: none;
    box-shadow: none;
  }
  
  #Main:hover {
    transform: none;
    box-shadow: none;
  }

  #SendMessage, #LeaveRoomButton, #ConnectButton {
    display: block;
    width: 100%;
    max-width: 300px;
    margin: 8px auto;
  }
}

@media (max-width: 650px) {
  #Title {
    font-size: 2rem;
  }
}

#Chat {
  display: none;
}