body {
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial,
    sans-serif;
  line-height: 1.6;
  max-width: 860px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
  color: #1a1a1a;
}

.breadcrumbs {
  font-size: 0.875rem;
  color: #57606a;
  margin-bottom: 0.75rem;
}

.breadcrumbs a {
  color: #0969da;
  text-decoration: none;
}

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

.breadcrumb-separator {
  margin: 0 0.35rem;
  color: #8c959f;
  user-select: none;
}

.header-actions {
  float: right;
  display: flex;
  gap: 0.5rem;
  margin-left: 1rem;
  margin-bottom: 0.75rem;
}

.action-button,
.edit-button,
.md-button {
  padding: 0.35rem 0.75rem;
  border: 1px solid #d0d7de;
  border-radius: 6px;
  text-decoration: none;
  color: #24292f;
  background-color: #f6f8fa;
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 500;
  line-height: 20px;
  display: inline-block;
  transition: background-color 0.2s cubic-bezier(0.3, 0, 0.5, 1);
}

.action-button:hover,
.edit-button:hover,
.md-button:hover {
  background-color: #f3f4f6;
  border-color: #1b1f2426;
  text-decoration: none;
}

/* Tables */
table {
  border-collapse: collapse;
  width: 100%;
  margin: 1.5rem 0;
  display: block;
  overflow-x: auto;
}

th,
td {
  border: 1px solid #d0d7de;
  padding: 6px 13px;
  text-align: left;
}

th {
  background-color: #f6f8fa;
  font-weight: 600;
}

tr:nth-child(2n) {
  background-color: #f6f8fa;
}

/* Code & Pre */
code {
  padding: 0.2em 0.4em;
  margin: 0;
  font-size: 85%;
  background-color: #afb8c133;
  border-radius: 6px;
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
}

pre {
  padding: 16px;
  overflow: auto;
  font-size: 85%;
  line-height: 1.45;
  background-color: #f6f8fa;
  border-radius: 6px;
  margin: 1rem 0;
}

pre code {
  padding: 0;
  background-color: transparent;
  font-size: 100%;
}

/* Mermaid Diagrams */
pre.mermaid {
  display: flex;
  justify-content: center;
  background-color: transparent;
  padding: 1rem 0;
}

/* Task Lists */
li:has(> input[type="checkbox"]),
.task-list-item {
  list-style-type: none;
}

li > input[type="checkbox"] {
  margin: 0 0.35rem 0.25rem -1.4rem;
  vertical-align: middle;
}

/* Blockquotes & Images */
blockquote {
  margin: 1rem 0;
  padding: 0 1em;
  color: #57606a;
  border-left: 0.25em solid #d0d7de;
}

img {
  max-width: 100%;
  box-sizing: content-box;
}