body {
  font-family: Arial, "Helvetica Neue", Helvetica, sans-serif;
}

.rst-content {
  line-height: 1.55;
}

.rst-content h1 {
  border-bottom: 1px solid #d9d9d9;
  padding-bottom: 0.3rem;
  margin-bottom: 1rem;
}

/* Only small typography tweaks */
.rst-content p,
.rst-content ul,
.rst-content ol {
  margin-bottom: 0.75rem;
}

/* Copy button */
.copy-btn-container {
  position: relative;
}

.copy-code-button {
  position: absolute;
  top: 0.4rem;
  right: 0.4rem;
  z-index: 10;
  width: 28px;
  height: 28px;
  border: 1px solid #d0d7de;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.95);
  color: #57606a;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.15s ease;
}

.copy-btn-container:hover .copy-code-button {
  opacity: 1;
}

.copy-code-button:hover {
  background: #f6f8fa;
}

.copy-code-button svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
  pointer-events: none;
}

.copy-code-button.copied {
  color: #1a7f37;
  border-color: #1a7f37;
}


/* Show checkmark when copied */
.copy-code-button.copied::after {
content: "✓";
font-size: 16px;
}

/* Hide original icon when copied */
.copy-code-button.copied svg {
display: none;
}