/* custom.css — M.CSS site styles */

/* --- Sidebar / Nav --- */
#site-nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 260px;
  height: 100vh;
  background: var(--color-white);
  border-right: 1px solid var(--color-gray-200);
  overflow-y: auto;
  z-index: 100;
  transition: transform .25s ease;
}
#site-nav .nav-logo {
  display: block;
  padding: var(--space-4) var(--space-4) var(--space-3);
  font-size: var(--font-lg);
  font-weight: 700;
  color: var(--color-primary);
  border-bottom: 1px solid var(--color-gray-200);
  text-decoration: none;
}
#site-nav .nav-section-title {
  padding: var(--space-3) var(--space-4) var(--space-1);
  font-size: var(--font-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--color-gray-500);
}
#site-nav ul {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-4);
}
#site-nav ul li { margin: 0; }
#site-nav ul li a {
  display: block;
  padding: var(--space-1) var(--space-4) var(--space-1) var(--space-6);
  font-size: var(--font-sm);
  color: var(--color-gray-700);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: color .15s, border-color .15s, background .15s;
}
#site-nav ul li a:hover,
#site-nav ul li a.active {
  color: var(--color-primary);
  border-left-color: var(--color-primary);
  background: var(--color-gray-50);
  text-decoration: none;
}
#nav-toggle {
  display: none;
  position: fixed;
  top: var(--space-3);
  left: var(--space-3);
  z-index: 200;
  background: var(--color-primary);
  color: var(--color-white);
  border: none;
  border-radius: var(--radius-md);
  padding: var(--space-2) var(--space-3);
  cursor: pointer;
  font-size: var(--font-base);
  line-height: 1;
}
#nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.35);
  z-index: 99;
}

/* Layout shift to account for fixed sidebar */
body.has-sidenav { padding-left: 260px; }

@media (max-width: 767px) {
  body.has-sidenav { padding-left: 0; }
  #site-nav { transform: translateX(-100%); }
  #site-nav.open { transform: translateX(0); }
  #nav-toggle { display: block; }
  #nav-overlay.open { display: block; }
}

/* --- Code blocks --- */
.code-block {
  background: var(--color-gray-900);
  color: var(--color-gray-100);
  font-family: 'Courier New', monospace;
  font-size: var(--font-sm);
  line-height: 1.6;
  padding: var(--space-4);
  border-radius: var(--radius-md);
  overflow-x: auto;
  margin-bottom: var(--space-4);
  white-space: pre-wrap;
}

/* --- Inline code label --- */
.inline-code {
  padding: var(--space-1) var(--space-2);
  background: var(--color-gray-100);
  border-radius: var(--radius-sm);
  font-family: 'Courier New', monospace;
  font-size: var(--font-sm);
  color: var(--color-primary-dark);
}

/* --- Docs table (overrides default table only in doc context) --- */
.docs-table { font-size: var(--font-sm); }
.docs-table td:first-child {
  font-family: 'Courier New', monospace;
  color: var(--color-primary-dark);
}

/* --- Code toggle (index.html snippets) --- */
.snippet-toggle { display: none; }
.snippet-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  cursor: pointer;
  font-size: var(--font-sm);
  color: var(--color-gray-500);
  margin-bottom: var(--space-3);
  user-select: none;
}
.snippet-label::before {
  content: '</>';
  font-family: 'Courier New', monospace;
  font-size: var(--font-xs);
  padding: 2px var(--space-2);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-sm);
  background: var(--color-gray-50);
  color: var(--color-primary);
}
.snippet-toggle:checked + .snippet-label { color: var(--color-primary); }
.snippet-toggle:checked + .snippet-label::before { background: var(--color-primary-light); border-color: var(--color-primary); }
.snippet-code { display: none; }
.snippet-toggle:checked ~ .snippet-code { display: block; }