body {
  background: #050519;
  color: #00ccff;
  font-family: 'Segoe UI', sans-serif;
  margin: 0;
}
.split-container {
  display: flex;
  height: 100vh;
}
.sidebar {
  width: 220px;
  background: #001133;
  padding: 20px;
  color: white;
  box-shadow: 2px 0 10px #00ccff;
}
.sidebar .logo img {
  width: 50px;
}
.sidebar button {
  display: block;
  width: 100%;
  margin: 10px 0;
  background: #002244;
  border: none;
  padding: 10px;
  color: #00ccff;
  font-size: 16px;
  cursor: pointer;
  border-radius: 8px;
  box-shadow: 0 0 10px #00ccff;
}
.sidebar button:hover, .sidebar button.active {
  border: 2px solid #00ffff;
}
.workspace {
  flex: 1;
  padding: 40px;
  background: #050519;
}
.panel {
  display: none;
}
.chat-box {
  background: #00000033;
  height: 250px;
  overflow-y: auto;
  padding: 10px;
  border: 1px solid #00ccff;
  margin-bottom: 10px;
}
.input-row {
  display: flex;
  gap: 10px;
}
input[type="text"] {
  flex: 1;
  padding: 10px;
  border: 1px solid #00ccff;
  background: #000011;
  color: #00ccff;
  border-radius: 5px;
}
button {
  background: #003355;
  color: #00ccff;
  border: none;
  padding: 10px 20px;
  border-radius: 5px;
  box-shadow: 0 0 10px #00ccff;
  cursor: pointer;
}
.floating-crystal {
  position: fixed;
  top: 10px;
  right: 20px;
  font-size: 32px;
  animation: float 3s ease-in-out infinite;
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}
.sample-gallery {
  display: flex;
  gap: 20px;
}
.sample-item img {
  border: 2px solid #00ccff;
  border-radius: 10px;
}
.sample-item p {
  text-align: center;
  color: #00ccff;
}

.sidebar button.active {
  background-color: #005577;
  border: 2px solid #00ffff;
  color: #00ffff;
}