/* --- Base light mode --- */
body {
  margin: 0;
  display: flex;
  flex-direction: row;
  background: #fff;
  color: #000;
  font-family: system-ui, sans-serif;
}

/* Sidebar layout */
.sidebar {
  width: 250px;
  padding: 1rem;
  background: #f5f5f5;
  min-height: 100vh;
  box-sizing: border-box;
}

.sidebar a {
  color: inherit;
  text-decoration: none;
}

.sidebar a:hover {
  text-decoration: underline;
}

/* Main content area */
.content {
  flex: 1;
  padding: 2rem;
  box-sizing: border-box;
}

/* --- Dark mode --- */
@media (prefers-color-scheme: dark) {
  body {
    background: #000;
    color: #fff;
  }

  .sidebar {
    background: #111;
  }

  .sidebar a {
    color: #fff;
  }

  .sidebar a:hover {
    text-decoration: underline;
  }
}

/* --- Heading spacing --- */
h1, h2, h3, h4, h5, h6 {
  margin-top: 2rem;    /* extra space before each heading */
  margin-bottom: 1rem; /* space after heading */
}

/* Optional: breathing room for lists */
ul, ol {
  margin-top: 1rem;
  margin-bottom: 1rem;
}

/* --- Sandbox highlights --- */
.sandbox.white { 
  background-color: #fdf5e6; 
  padding: 2px 4px; 
  border-radius: 3px;
}

.sandbox.grey  { 
  background-color: #eee; 
  padding: 2px 4px; 
  border-radius: 3px;
}

.sandbox.black { 
  background-color: #333; 
  color: #fff; 
  padding: 2px 4px; 
  border-radius: 3px;
}