6 files changed, 647 insertions, 0 deletions

diff --git a/assets/sass/@primer/css/base/README.md b/assets/sass/@primer/css/base/README.md
new file mode 100644
index 0000000..4961486
--- /dev/null
+++ b/assets/sass/@primer/css/base/README.md
@@ -0,0 +1,25 @@
+---
+bundle: "base"
+generated: true
+---
+
+# Primer CSS: `base` bundle
+
+## Usage
+
+Primer CSS source files are written in [SCSS]. To include this Primer CSS module in your own build, ensure that your `node_modules` directory is listed in your Sass include paths, then import it with:
+
+```scss
+@import "@primer/css/base/index.scss";
+```
+
+## Build
+
+The `@primer/css` npm package includes a standalone CSS build of this module in `dist/base.css`.
+
+## License
+
+[MIT](https://github.com/primer/css/blob/master/LICENSE) © [GitHub](https://github.com/)
+
+
+[scss]: https://sass-lang.com/documentation/syntax#scss
diff --git a/assets/sass/@primer/css/base/base.scss b/assets/sass/@primer/css/base/base.scss
new file mode 100644
index 0000000..381fa89
--- /dev/null
+++ b/assets/sass/@primer/css/base/base.scss
@@ -0,0 +1,86 @@
+// stylelint-disable selector-max-type
+* {
+  box-sizing: border-box;
+}
+
+input,
+select,
+textarea,
+button {
+  font-family: inherit;
+  font-size: inherit;
+  line-height: inherit;
+}
+
+body {
+  font-family: $body-font;
+  font-size: $body-font-size;
+  line-height: $body-line-height;
+  color: $text-gray-dark;
+  background-color: $bg-white;
+}
+
+a {
+  color: $text-blue;
+  text-decoration: none;
+
+  &:hover {
+    text-decoration: underline;
+  }
+}
+
+b,
+strong {
+  font-weight: $font-weight-bold;
+}
+
+// Horizontal lines
+//
+// TODO-MDO: Remove `.rule` from everywhere and replace with `<hr>`s
+hr,
+.rule {
+  height: 0;
+  // stylelint-disable-next-line primer/spacing
+  margin: 15px 0;
+  overflow: hidden;
+  background: transparent;
+  border: 0;
+  // stylelint-disable-next-line primer/borders
+  border-bottom: $border-width $border-style lighten($gray-300, 5%);
+  @include clearfix();
+}
+
+//
+// Remove most spacing between table cells.
+//
+
+table {
+  border-spacing: 0;
+  border-collapse: collapse;
+}
+
+td,
+th {
+  padding: 0;
+}
+
+button {
+  cursor: pointer;
+  // Remove border radius added by Chrome macOS
+  border-radius: 0;
+}
+
+// increase the selector specificity for [hidden]
+// so that it always overrides utility classes (.d-block, etc.)
+[hidden][hidden] {
+  display: none !important;
+}
+
+details {
+  summary { cursor: pointer; }
+
+  &:not([open]) {
+    // Set details content hidden by default for browsers that don't do this
+    > *:not(summary) { display: none !important; }
+  }
+}
diff --git a/assets/sass/@primer/css/base/index.scss b/assets/sass/@primer/css/base/index.scss
new file mode 100644
index 0000000..2c7f8b9
--- /dev/null
+++ b/assets/sass/@primer/css/base/index.scss
@@ -0,0 +1,6 @@
+@import "../support/index.scss";
+
+@import "./normalize.scss";
+@import "./base.scss";
+@import "./kbd.scss";
+@import "./typography-base.scss";
diff --git a/assets/sass/@primer/css/base/kbd.scss b/assets/sass/@primer/css/base/kbd.scss
new file mode 100644
index 0000000..7ee4503
--- /dev/null
+++ b/assets/sass/@primer/css/base/kbd.scss
@@ -0,0 +1,21 @@
+// Keyboard shortcuts
+// stylelint-disable selector-max-type
+
+kbd {
+  display: inline-block;
+  // stylelint-disable-next-line primer/spacing
+  padding: ($spacer-1 - 1) ($spacer-1 + 1);
+  font: 11px $mono-font;
+  // stylelint-disable-next-line primer/typography
+  line-height: 10px;
+  // stylelint-disable-next-line primer/colors
+  color: $gray-700;
+  vertical-align: middle;
+  background-color: $bg-gray-light;
+  // stylelint-disable-next-line primer/borders
+  border: $border-style $border-width $border-gray-dark;
+  border-bottom-color: $border-gray-dark;
+  border-radius: $border-radius;
+  // stylelint-disable-next-line primer/box-shadow
+  box-shadow: inset 0 -1px 0 $border-gray-dark;
+}
diff --git a/assets/sass/@primer/css/base/normalize.scss b/assets/sass/@primer/css/base/normalize.scss
new file mode 100644
index 0000000..95931e7
--- /dev/null
+++ b/assets/sass/@primer/css/base/normalize.scss
@@ -0,0 +1,421 @@
+// stylelint-disable
+/*! normalize.css v4.1.1 | MIT License | github.com/necolas/normalize.css */
+
+/**
+ * 1. Change the default font family in all browsers (opinionated).
+ * 2. Prevent adjustments of font size after orientation changes in IE and iOS.
+ */
+
+html {
+  font-family: sans-serif; /* 1 */
+  -ms-text-size-adjust: 100%; /* 2 */
+  -webkit-text-size-adjust: 100%; /* 2 */
+}
+
+/**
+ * Remove the margin in all browsers (opinionated).
+ */
+
+body {
+  margin: 0;
+}
+
+/* HTML5 display definitions
+   ========================================================================== */
+
+/**
+ * Add the correct display in IE 9-.
+ * 1. Add the correct display in Edge, IE, and Firefox.
+ * 2. Add the correct display in IE.
+ */
+
+article,
+aside,
+details, /* 1 */
+figcaption,
+figure,
+footer,
+header,
+main, /* 2 */
+menu,
+nav,
+section { /* 1 */
+  display: block;
+}
+
+summary {
+  display: list-item;
+}
+
+/**
+ * Add the correct display in IE 9-.
+ */
+
+audio,
+canvas,
+progress,
+video {
+  display: inline-block;
+}
+
+/**
+ * Add the correct display in iOS 4-7.
+ */
+
+audio:not([controls]) {
+  display: none;
+  height: 0;
+}
+
+/**
+ * Add the correct vertical alignment in Chrome, Firefox, and Opera.
+ */
+
+progress {
+  vertical-align: baseline;
+}
+
+/**
+ * Add the correct display in IE 10-.
+ * 1. Add the correct display in IE.
+ */
+
+template, /* 1 */
+[hidden] {
+  display: none !important;
+}
+
+/* Links
+   ========================================================================== */
+
+/**
+ * Remove the gray background on active links in IE 10.
+ */
+
+a {
+  background-color: transparent; /* 1 */
+}
+
+/**
+ * Remove the outline on focused links when they are also active or hovered
+ * in all browsers (opinionated).
+ */
+
+a:active,
+a:hover {
+  outline-width: 0;
+}
+
+/* Text-level semantics
+   ========================================================================== */
+
+/**
+ * 1. Remove the bottom border in Firefox 39-.
+ * 2. Add the correct text decoration in Chrome, Edge, IE, Opera, and Safari.
+ */
+
+abbr[title] {
+  border-bottom: none; /* 1 */
+  text-decoration: underline; /* 2 */
+  text-decoration: underline dotted; /* 2 */
+}
+
+/**
+ * Prevent the duplicate application of `bolder` by the next rule in Safari 6.
+ */
+
+b,
+strong {
+  font-weight: inherit;
+}
+
+/**
+ * Add the correct font weight in Chrome, Edge, and Safari.
+ */
+
+b,
+strong {
+  font-weight: bolder;
+}
+
+/**
+ * Add the correct font style in Android 4.3-.
+ */
+
+dfn {
+  font-style: italic;
+}
+
+/**
+ * Correct the font size and margin on `h1` elements within `section` and
+ * `article` contexts in Chrome, Firefox, and Safari.
+ */
+
+h1 {
+  font-size: 2em;
+  margin: 0.67em 0;
+}
+
+/**
+ * Add the correct background and color in IE 9-.
+ */
+
+mark {
+  background-color: #ff0;
+  color: $text-black;
+}
+
+/**
+ * Add the correct font size in all browsers.
+ */
+
+small {
+  font-size: 80%;
+}
+
+/**
+ * Prevent `sub` and `sup` elements from affecting the line height in
+ * all browsers.
+ */
+
+sub,
+sup {
+  font-size: 75%;
+  line-height: 0;
+  position: relative;
+  vertical-align: baseline;
+}
+
+sub {
+  bottom: -0.25em;
+}
+
+sup {
+  top: -0.5em;
+}
+
+/* Embedded content
+   ========================================================================== */
+
+/**
+ * Remove the border on images inside links in IE 10-.
+ */
+
+img {
+  border-style: none;
+}
+
+/**
+ * Hide the overflow in IE.
+ */
+
+svg:not(:root) {
+  overflow: hidden;
+}
+
+/* Grouping content
+   ========================================================================== */
+
+/**
+ * 1. Correct the inheritance and scaling of font size in all browsers.
+ * 2. Correct the odd `em` font sizing in all browsers.
+ */
+
+code,
+kbd,
+pre,
+samp {
+  font-family: monospace, monospace; /* 1 */
+  font-size: 1em; /* 2 */
+}
+
+/**
+ * Add the correct margin in IE 8.
+ */
+
+figure {
+  margin: 1em $spacer-6;
+}
+
+/**
+ * 1. Add the correct box sizing in Firefox.
+ * 2. Show the overflow in Edge and IE.
+ */
+
+hr {
+  box-sizing: content-box; /* 1 */
+  height: 0; /* 1 */
+  overflow: visible; /* 2 */
+}
+
+/* Forms
+   ========================================================================== */
+
+/**
+ * 1. Change font properties to `inherit` in all browsers (opinionated).
+ * 2. Remove the margin in Firefox and Safari.
+ */
+
+button,
+input,
+select,
+textarea {
+  font: inherit; /* 1 */
+  margin: 0; /* 2 */
+}
+
+/**
+ * Restore the font weight unset by the previous rule.
+ */
+
+optgroup {
+  font-weight: $font-weight-bold;
+}
+
+/**
+ * Show the overflow in IE.
+ * 1. Show the overflow in Edge.
+ */
+
+button,
+input { /* 1 */
+  overflow: visible;
+}
+
+/**
+ * Remove the inheritance of text transform in Edge, Firefox, and IE.
+ * 1. Remove the inheritance of text transform in Firefox.
+ */
+
+button,
+select { /* 1 */
+  text-transform: none;
+}
+
+/**
+ * 1. Prevent a WebKit bug where (2) destroys native `audio` and `video`
+ *    controls in Android 4.
+ * 2. Correct the inability to style clickable types in iOS and Safari.
+ */
+
+button,
+html [type="button"], /* 1 */
+[type="reset"],
+[type="submit"] {
+  -webkit-appearance: button; /* 2 */
+}
+
+/**
+ * Remove the inner border and padding in Firefox.
+ */
+
+button::-moz-focus-inner,
+[type="button"]::-moz-focus-inner,
+[type="reset"]::-moz-focus-inner,
+[type="submit"]::-moz-focus-inner {
+  border-style: none;
+  padding: 0;
+}
+
+/**
+ * Restore the focus styles unset by the previous rule.
+ */
+
+button:-moz-focusring,
+[type="button"]:-moz-focusring,
+[type="reset"]:-moz-focusring,
+[type="submit"]:-moz-focusring {
+  outline: 1px dotted ButtonText;
+}
+
+/**
+ * Change the border, margin, and padding in all browsers (opinionated).
+ */
+
+fieldset {
+  border: $border-width $border-style #c0c0c0;
+  margin: 0 2px;
+  padding: 0.35em 0.625em $em-spacer-6;
+}
+
+/**
+ * 1. Correct the text wrapping in Edge and IE.
+ * 2. Correct the color inheritance from `fieldset` elements in IE.
+ * 3. Remove the padding so developers are not caught out when they zero out
+ *    `fieldset` elements in all browsers.
+ */
+
+legend {
+  box-sizing: border-box; /* 1 */
+  color: inherit; /* 2 */
+  display: table; /* 1 */
+  max-width: 100%; /* 1 */
+  padding: 0; /* 3 */
+  white-space: normal; /* 1 */
+}
+
+/**
+ * Remove the default vertical scrollbar in IE.
+ */
+
+textarea {
+  overflow: auto;
+}
+
+/**
+ * 1. Add the correct box sizing in IE 10-.
+ * 2. Remove the padding in IE 10-.
+ */
+
+[type="checkbox"],
+[type="radio"] {
+  box-sizing: border-box; /* 1 */
+  padding: 0; /* 2 */
+}
+
+/**
+ * Correct the cursor style of increment and decrement buttons in Chrome.
+ */
+
+[type="number"]::-webkit-inner-spin-button,
+[type="number"]::-webkit-outer-spin-button {
+  height: auto;
+}
+
+/**
+ * 1. Correct the odd appearance in Chrome and Safari.
+ * 2. Correct the outline style in Safari.
+ */
+
+[type="search"] {
+  -webkit-appearance: textfield; /* 1 */
+  outline-offset: -2px; /* 2 */
+}
+
+/**
+ * Remove the inner padding and cancel buttons in Chrome and Safari on OS X.
+ */
+
+[type="search"]::-webkit-search-cancel-button,
+[type="search"]::-webkit-search-decoration {
+  -webkit-appearance: none;
+}
+
+/**
+ * Correct the text style of placeholders in Chrome, Edge, and Safari.
+ */
+
+::-webkit-input-placeholder {
+  color: inherit;
+  opacity: 0.54;
+}
+
+/**
+ * 1. Correct the inability to style clickable types in iOS and Safari.
+ * 2. Change font properties to `inherit` in Safari.
+ */
+
+::-webkit-file-upload-button {
+  -webkit-appearance: button; /* 1 */
+  font: inherit; /* 2 */
+}
diff --git a/assets/sass/@primer/css/base/typography-base.scss b/assets/sass/@primer/css/base/typography-base.scss
new file mode 100644
index 0000000..83eb995
--- /dev/null
+++ b/assets/sass/@primer/css/base/typography-base.scss
@@ -0,0 +1,88 @@
+// Headings
+// --------------------------------------------------
+// stylelint-disable selector-max-type
+h1,
+h2,
+h3,
+h4,
+h5,
+h6 {
+  margin-top: 0;
+  margin-bottom: 0;
+}
+
+h1 { @include h1; }
+h2 { @include h2; }
+h3 { @include h3; }
+h4 { @include h4; }
+h5 { @include h5; }
+h6 { @include h6; }
+
+// Body text
+// --------------------------------------------------
+
+p {
+  margin-top: 0;
+  // stylelint-disable-next-line primer/spacing
+  margin-bottom: 10px;
+}
+
+small {
+  // stylelint-disable-next-line primer/typography
+  font-size: 90%;
+}
+
+blockquote {
+  margin: 0;
+}
+
+// Lists
+// --------------------------------------------------
+
+ul,
+ol {
+  padding-left: 0;
+  margin-top: 0;
+  margin-bottom: 0;
+}
+
+ol ol,
+ul ol {
+  list-style-type: lower-roman;
+}
+
+ul ul ol,
+ul ol ol,
+ol ul ol,
+ol ol ol {
+  list-style-type: lower-alpha;
+}
+
+dd {
+  margin-left: 0;
+}
+
+// Code
+// --------------------------------------------------
+
+tt,
+code {
+  font-family: $mono-font;
+  font-size: $font-size-small;
+}
+
+pre {
+  margin-top: 0;
+  margin-bottom: 0;
+  font-family: $mono-font;
+  font-size: $font-size-small;
+}
+
+// Octicons
+// --------------------------------------------------
+
+// Move this over here as a temporary override to the octicons source repo
+// instead of updating that upstream.
+.octicon {
+  vertical-align: text-bottom;
+}