/* body {
  margin: 0;
  padding: 0;
  font-family: Arial, sans-serif;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.container {
  text-align: center;
  background: white;
  padding: 2rem;
  border-radius: 12px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.1);
  backdrop-filter: blur(4px);
  border: 1px solid rgba(255,255,255,0.2);
}

h1 {
  color: #333;
  margin-bottom: 1.5rem;
  font-size: 2rem;
}

.actions {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 1.5rem;
}

.join-room {
  display: flex;
  gap: 0.5rem;
}

#room-id {
  padding: 0.75rem;
  border: 2px solid #e0e0e0;
  border-radius: 8px;
  flex-grow: 1;
  font-size: 1rem;
  transition: border-color 0.3s;
}

#room-id:focus {
  outline: none;
  border-color: #4285f4;
}

button {
  padding: 0.75rem 1.5rem;
  background: linear-gradient(135deg, #4285f4, #34a853);
  color: white;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 500;
  transition: all 0.3s;
  box-shadow: 0 2px 8px rgba(66, 133, 244, 0.3);
}

button:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(66, 133, 244, 0.4);
}

button:active {
  transform: translateY(0);
}

@media (max-width: 480px) {
  .container {
    margin: 1rem;
    padding: 1.5rem;
  }
  
  .join-room {
    flex-direction: column;
  }
} */





* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.container {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-radius: 20px;
  padding: 40px;
  box-shadow: 0 20px 40px rgba(0,0,0,0.1);
  text-align: center;
  max-width: 500px;
  width: 90%;
  z-index: 10;
}

h1 {
  color: #333;
  margin-bottom: 30px;
  font-size: 2.5em;
  background: linear-gradient(45deg, #667eea, #764ba2);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.actions {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

button {
  background: linear-gradient(45deg, #667eea, #764ba2);
  color: white;
  border: none;
  padding: 15px 30px;
  border-radius: 50px;
  font-size: 1.1em;
  cursor: pointer;
  transition: all 0.3s ease;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

button:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(102, 126, 234, 0.3);
}

.loading {
  display: none;
  font-size: 1.2em;
  margin-top: 20px;
  color: #764ba2;
  font-weight: 600;
}

/* Background animation */
.bg-bubbles {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  overflow: hidden;
}

.bg-bubbles li {
  position: absolute;
  list-style: none;
  display: block;
  width: 40px;
  height: 40px;
  background-color: rgba(255, 255, 255, 0.15);
  bottom: -160px;
  animation: square 25s infinite;
  transition-timing-function: linear;
  border-radius: 50%;
}

.bg-bubbles li:nth-child(1) {
  left: 10%;
}

.bg-bubbles li:nth-child(2) {
  left: 20%;
  width: 80px;
  height: 80px;
  animation-delay: 2s;
  animation-duration: 17s;
}

.bg-bubbles li:nth-child(3) {
  left: 25%;
  animation-delay: 4s;
}

.bg-bubbles li:nth-child(4) {
  left: 40%;
  width: 60px;
  height: 60px;
  animation-duration: 22s;
  background-color: rgba(255, 255, 255, 0.25);
}

.bg-bubbles li:nth-child(5) {
  left: 70%;
}

.bg-bubbles li:nth-child(6) {
  left: 80%;
  width: 120px;
  height: 120px;
  animation-delay: 3s;
  background-color: rgba(255, 255, 255, 0.2);
}

.bg-bubbles li:nth-child(7) {
  left: 32%;
  width: 160px;
  height: 160px;
  animation-delay: 7s;
}

.bg-bubbles li:nth-child(8) {
  left: 55%;
  width: 20px;
  height: 20px;
  animation-delay: 15s;
  animation-duration: 40s;
}

@keyframes square {
  0% {
    transform: translateY(0) rotate(0deg);
    opacity: 1;
    border-radius: 50%;
  }
  100% {
    transform: translateY(-1000px) rotate(720deg);
    opacity: 0;
    border-radius: 50%;
  }
}

.join-room {
  display: flex;
  gap: 10px;
  margin-top: 15px;
}

#secret-code {
  flex: 1;
  padding: 15px 20px;
  border: 2px solid #e1e5e9;
  border-radius: 50px;
  font-size: 1em;
  outline: none;
  transition: border-color 0.3s ease;
}

#secret-code:focus {
  border-color: #667eea;
}

#join-room {
  background: #4CAF50;
}

#join-room:hover {
  background: #388E3C;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .join-room {
    flex-direction: column;
  }
}