html {
  font-size: 14px;
}

@media (min-width: 768px) {
  html {
    font-size: 16px;
  }
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
  box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem #258cfb;
}

html {
  position: relative;
  min-height: 100%;
}

body {
  margin-bottom: 60px;
}

.form-floating > .form-control-plaintext::placeholder, .form-floating > .form-control::placeholder {
  color: var(--bs-secondary-color);
  text-align: end;
}

.form-floating > .form-control-plaintext:focus::placeholder, .form-floating > .form-control:focus::placeholder {
  text-align: start;
}
/* Password show/hide toggle, injected by site.js.
   Muted by default so it reads as an affordance rather than an action, and only takes on
   colour once the password is actually visible. */
.password-reveal {
  color: #6c757d;
  border-color: var(--bs-border-color);
}

.password-reveal:hover {
  color: #212529;
}

.password-reveal[aria-pressed="true"] {
  color: #0d6efd;
}

/* The validation message follows the input group rather than sitting inside it. */
.input-group + .text-danger {
  display: block;
}

/* ---------------------------------------------------------------------------------------
   Space sidebar and page tree
   --------------------------------------------------------------------------------------- */
.space-sidebar {
  background: #f8f9fa;
  border: 1px solid #dfe1e6;
  border-radius: 8px;
  padding: 1rem;
}

@media (min-width: 992px) {
  .space-sidebar {
    position: sticky;
    top: 1rem;
    max-height: calc(100vh - 2rem);
    overflow-y: auto;
  }
}

.tree-link {
  color: #42526e;
  font-size: 0.9rem;
  line-height: 1.35;
}

.tree-link:hover {
  background: #ebecf0;
  color: #091e42;
}

/* The current page, so people can see where they are in a deep tree. */
.tree-link.active {
  background: #e6effc;
  color: #0052cc;
  font-weight: 600;
}

.page-content {
  line-height: 1.6;
}

/* Sidebar collapse control. The header stays visible when the tree is hidden, so there is
   always something to click to bring it back. */
.space-sidebar-toggle {
  background: none;
  border: 0;
  padding: 0;
  font: inherit;
  color: inherit;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: .4rem;
  width: 100%;
  text-align: left;
}

.space-sidebar-toggle:hover {
  color: #0052cc;
}

.toggle-caret {
  font-size: .8em;
  color: #6b778c;
}

/* A sticky sidebar that is collapsed should not still reserve the full column height. */
.space-sidebar:has(.space-sidebar-body[hidden]) {
  max-height: none;
}

/* ---------------------------------------------------------------------------------------
   Rich page content (sanitised HTML from the editor)
   --------------------------------------------------------------------------------------- */
.page-content img { max-width: 100%; height: auto; }

.page-content pre,
.page-content .ql-syntax,
.page-content .ql-code-block-container {
  background: #f4f5f7;
  padding: .75rem 1rem;
  border-radius: 4px;
  overflow-x: auto;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: .9em;
}

.page-content blockquote {
  margin: 1rem 0;
  padding-left: 1rem;
  border-left: 3px solid #dfe1e6;
  color: #5e6c84;
}

.page-content table { border-collapse: collapse; margin: 1rem 0; }
.page-content th,
.page-content td { border: 1px solid #dfe1e6; padding: .35rem .6rem; }

/* Quill's alignment and indent classes, which the sanitiser allows through. */
.page-content .ql-align-center  { text-align: center; }
.page-content .ql-align-right   { text-align: right; }
.page-content .ql-align-justify { text-align: justify; }
.page-content .ql-indent-1 { padding-left: 3em; }
.page-content .ql-indent-2 { padding-left: 6em; }
.page-content .ql-indent-3 { padding-left: 9em; }
.page-content .ql-indent-4 { padding-left: 12em; }

/* The editor itself: give it a workable height rather than collapsing to one line. */
#editor { min-height: 24rem; background: #fff; }
#editor .ql-editor { min-height: 24rem; font-size: 1rem; }

/* ---------------------------------------------------------------------------------------
   Version comparison
   --------------------------------------------------------------------------------------- */
.diff-table td {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: .85rem;
  white-space: pre-wrap;
  word-break: break-word;
  vertical-align: top;
}

.diff-inserted { background: #e3fcef; }
.diff-deleted  { background: #ffebe6; }
.diff-modified { background: #fffae6; }
.diff-blank    { background: #f4f5f7; }

/* ---------------------------------------------------------------------------------------
   Comments
   --------------------------------------------------------------------------------------- */
.comment {
  padding: .5rem .75rem;
  border-left: 2px solid #dfe1e6;
  margin-bottom: .5rem;
}

.comment-body {
  font-size: .95rem;
}

.comment-body p:last-child { margin-bottom: 0; }

.comment-thread { max-width: 760px; }