/* smooth scroll only if there is no preference for reduced motion */
@media (prefers-reduced-motion: no-preference) {
  html {
    scroll-behavior: smooth;
  }
}

@font-face {
  font-family: 'Rubik';
  src: url("/?originalUrl=https%3A%2F%2Frocket.modern-web.dev%2Ffonts%2FRubik-VariableFont_wght.woff2") format('woff2 supports variations'),
    url("/?originalUrl=https%3A%2F%2Frocket.modern-web.dev%2Ffonts%2FRubik-VariableFont_wght.woff2") format('woff2-variations');
  font-weight: 1 999;
  font-display: optional;
}

body {
  margin: 0;
  font-family: var(--primary-font-family);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-size: 16px;
  color: var(--primary-text-color);
  background-color: var(--page-background);
  display: flex;
  flex-flow: column;
  min-height: 100vh;
  max-width: 100vw;
  overflow-x: hidden;
  line-height: 24px;
}

* {
  box-sizing: border-box;
}

pre {
  overflow: auto;
}

.sr-only {
  position: absolute;
  left: -10000px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

hr {
  border: none;
  height: 1px;
  background: #ccc;
}

/** LOGO LINK ***************************************************************************************/
.logo-link {
  display: flex;
  margin: 20px;
  text-decoration: none;
}

.logo-link img {
  width: 30px;
  height: 30px;
  vertical-align: middle;
}

.logo-link span {
  margin-left: 10px;
  font-weight: bold;
  color: #000;
  font-size: 20px;
  line-height: 30px;
}

@media screen and (min-width: 1024px) {
  .logo-link {
    margin: 0 auto 0 0;
  }
}

/** SIDEBAR ***************************************************************************************/
nav[data-type='index'] a {
  text-decoration: none;
  color: var(--primary-text-color);
}

nav[data-type='index'] a:hover {
  color: var(--primary-color);
}

/* line on the left to indicate current page */
nav[data-type='index'] > ul > li > ul li.web-menu-current::before {
  content: '';
  height: 1.6em;
  width: 3px;
  background: var(--primary-color);
  position: absolute;
  left: 0;
  margin-top: -2px;
}

nav[data-type='index'] li {
  padding: 7px 0;
}

nav[data-type='index'] > ul > li > ul li.web-menu-current a {
  font-weight: bold;
}

nav[data-type='index'] > ul > li > span {
  color: var(--primary-color);
  font-weight: bold;
  font-size: 18px;
  text-transform: uppercase;
}

nav[data-type='index'] > ul > li > ul a {
  font-weight: normal;
}

nav[data-type='index'] {
  overflow: auto;
  display: block;
  margin-top: 40px;
  padding: 0 20px;
}

nav[data-type='index'] ul {
  padding: 7px 0 10px 15px;
  margin: 0;
  list-style-type: none;
}

nav[data-type='index'] > ul {
  padding: 0;
  position: relative;
}

/* for blog detail page */
nav[data-type='index'] h3 {
  font-family: var(--heading-font-family, var(--primary-font-family));
  font-size: 16px;
  margin: 0 0 7px 0;
}

.sidebar-tags h3 {
  font-family: var(--heading-font-family, var(--primary-font-family));
  margin-top: 30px;
}

.sidebar-tags .tags {
  display: flex;
  flex-wrap: wrap;
}

.sidebar-tags .tag {
  background: var(--sidebar-tag-background-color, #ccc);
  color: var(--sidebar-tag-color, var(--text-color));
  margin: 5px 0 0 5px;
  padding: 5px 10px;
  box-sizing: content-box;
  border-radius: 20px;
}

/** MAIN ******************************************************************************************/
body[layout='layout-home'] #content-wrapper {
  margin-top: 0;
}

main {
  margin-top: 40px;
}

main > * {
  scroll-margin-top: 85px;
}

.content-footer {
  border-top: 1px solid var(--primary-lines-color);
  margin-top: 100px;
  padding-top: 20px;
  text-align: center;
}

/** TOC ******************************************************************************************/
aside[slot='toc'] h2 {
  margin-top: 40px;
  font-size: 18px;
}
nav[data-type='toc'] ol {
  margin: 0;
  padding: 0 0 0 15px;
  list-style-type: none;
}
nav[data-type='toc'] > ol {
  padding-left: 0;
}
nav[data-type='toc'] a {
  padding: 5px 0;
  display: block;
  text-decoration: none;
  color: var(--primary-text-color);
  transition: color 0.3s ease-in-out;
}
nav[data-type='toc'] a:hover {
  color: var(--primary-color);
}

/** FOOTER ****************************************************************************************/
#main-footer {
  margin-top: 50px;
  border-top: 1px solid #eaeaea;
  background-color: var(--footer-background, rgba(0, 0, 0, 0.1));
  color: var(--text-color);
  padding: 40px 0;
  flex-grow: 1;
  display: flex;
  flex-flow: column;
  justify-content: center;
}

#footer-menu {
  display: flex;
  justify-content: space-between;
  flex-direction: column;
  text-align: center;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  padding: 0 20px;
}

@media screen and (min-width: 1024px) {
  #footer-menu {
    flex-direction: row;
    text-align: left;
  }
}

#footer-menu ul {
  list-style-type: none;
  padding: 0;
}

#footer-menu a {
  text-decoration: none;
  color: var(--primary-text-color);
  padding: 5px 0;
  display: block;
}

/** NEXT & PREVIOUS **************************************************************************/
.content-previous-next {
  display: flex;
  justify-content: space-between;
  padding-top: 20px;
}

.next-menu {
  text-align: right;
}

.previous-menu__description,
.next-menu__description {
  display: block;
  opacity: 0.8;
}

/** DRAWER ****************************************************************************************/
.drawer-social {
  display: flex;
  justify-content: center;
  margin: 20px;
}

.drawer .search {
  margin: 20px;
}