/* 基础样式设置 */
body {
  margin: 0;
  font-family: 'Roboto', sans-serif;
  line-height: 1.6;
  letter-spacing: 0.5px;
  background: linear-gradient(135deg, #00008B, #8A2BE2);
  color: #FFFFFF;
  overflow-x: hidden;
}

h1, h2, h3 {
  font-family: 'Poppins', sans-serif;
  font-weight: bold;
  margin-top: 2rem;
  margin-bottom: 1rem;
}

a {
  text-decoration: none;
  color: #00FF7F;
}

a:hover {
  text-decoration: underline;
}

.container {
  display: grid;
  grid-template-columns: 1fr 3fr;
  gap: 20px;
  padding: 20px;
  max-width: 1400px;
  margin: 0 auto;
}

.sidebar {
  grid-column: 1;
  background: rgba(0, 0, 139, 0.8);
  padding: 20px;
  border-radius: 10px;
}

.main-content {
  grid-column: 2;
  background: rgba(0, 0, 139, 0.6);
  padding: 20px;
  border-radius: 10px;
}

.module {
  margin-bottom: 20px;
  animation: fadeIn 1s ease-in-out;
}

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

button {
  background: radial-gradient(circle, #00FF7F, transparent);
  border: none;
  color: white;
  padding: 10px 20px;
  font-family: 'Poppins', sans-serif;
  cursor: pointer;
  transition: transform 0.3s;
}

button:hover {
  transform: scale(1.1);
}

code {
  background: rgba(0, 0, 0, 0.5);
  color: #00FF7F;
  padding: 5px;
  border-radius: 5px;
  font-family: 'Courier New', monospace;
}

pre {
  background: rgba(0, 0, 0, 0.7);
  padding: 10px;
  border-radius: 10px;
  overflow-x: auto;
}

.primary {
  color: #FFFFFF;
  background: linear-gradient(to right, #00008B, #8A2BE2);
  padding: 10px;
  border-radius: 5px;
}

.secondary {
  color: #808080;
  background: rgba(0, 0, 139, 0.2);
  padding: 10px;
  border-radius: 5px;
}

.particles {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.particle {
  position: absolute;
  background: rgba(255, 255, 255, 0.5);
  border-radius: 50%;
  width: 10px;
  height: 10px;
  animation: float 5s infinite ease-in-out;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-20px); }
}

@media (max-width: 768px) {
  .container {
    grid-template-columns: 1fr;
  }

  .sidebar {
    grid-column: 1;
    margin-bottom: 20px;
  }
}

img {
  max-width: 100%;
  height: auto;
  border-radius: 10px;
}