:root {
  --sans-serif-fonts: var(--bs-font-sans-serif);

  /* Pale rust surfaces with saturated burnt-rust accents. */
  color-scheme: light;
  --fg-color: #3e2b24;
  --inverse-fg-color: #efd8cb; /* Dark-mode fg color. */
  --bg-color: #faf0e8;
  --accent-bg-color: #f0d7c7;
  --selected-bg-color: #e8bca4;
  --link-color: #9b3d22;
  --accent-color: #7c2d18;
  --border-color: #bb7658;
  --button-bg-color: #a94326;
  --button-edge-color: #7c2d18;
  --button-hover-bg-color: #87321b;
  --button-fg-color: #fff9f4;

  /* Pagefind follows the site's light and dark rust palettes. */
  --pf-font: var(--sans-serif-fonts);
  --pf-text: var(--fg-color);
  --pf-text-secondary: var(--fg-color);
  --pf-text-muted: var(--link-color);
  --pf-background: var(--bg-color);
  --pf-border: var(--border-color);
  --pf-border-focus: var(--link-color);
  --pf-outline-focus: var(--link-color);
  --pf-hover: var(--accent-bg-color);
  --pf-mark: var(--link-color);
  --pf-skeleton: var(--accent-bg-color);
  --pf-skeleton-shine: var(--bg-color);
}

@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --fg-color: #efd8cb;
    --inverse-fg-color: #3e2b24; /* Light-mode fg color. */
    --bg-color: #201713;
    --accent-bg-color: #30211b;
    --selected-bg-color: #583626;
    --link-color: #e7a17b;
    --accent-color: #f5bd98;
    --border-color: #a66b50;
    --button-bg-color: #d97950;
    --button-edge-color: #b45532;
    --button-hover-bg-color: #f0b28c;
    --button-fg-color: #241710;
  }
}

@media (prefers-contrast: more) {
  :root {
    --fg-color: light-dark(#000, #fff);
  }
}

@supports (font-variation-settings: normal) {
  :root {
    --sans-serif-fonts: var(--bs-font-sans-serif);
  }
}

body {
  font-family: var(--sans-serif-fonts);
  font-size: initial;
  line-height: 1.6;
  color: var(--fg-color);
  background-color: var(--bg-color);
}

::selection {
  color: var(--bg-color);
  background-color: var(--link-color);
}

@media (min-width: 50em) {
  body {
    font-size: 1.1rem;
  }
}

a {
  color: var(--link-color);
  text-decoration: underline var(--border-color);
  transition: all ease-in-out 140ms;
}

/* Add an "external link" icon next to anchors
 * (but not when they're buttons or wrap images) */
a[href^="http"]:not([href^="https://rustvim.org/"]):not(.btn):not(:has(img))::after {
  content: '';
  display: inline-block;
  width: 0.75em;
  height: 0.75em;
  margin-left: 0.2em;
  vertical-align: super;
  font-size: 0.75em;
  mask-image: url('/external-url-icon.svg');
  mask-size: contain;
  mask-repeat: no-repeat;
  background-color: currentColor;
}

/* Ensure that the hover border is sized correctly for <a><img…></a>. #295 */
a:has(> img) {
  display: block;
}

a:focus,
a:hover {
  color: var(--accent-color);
  background-color: var(--accent-bg-color);
  text-decoration-thickness: 0.2em;
  text-decoration-color: var(--border-color);
}

.current a {
  font-weight: bold;
}

h1,
h2,
h3,
h4,
h5 {
  font-family: var(--sans-serif-fonts);
  font-weight: bold;
  line-height: 1.6;
  margin: 0.66em 0;
}

h1 {
  font-size: 1.6em;
}

h2 {
  font-size: 1.3em;
}

h3 {
  font-size: 1.1em;
}

h4 {
  font-size: 1em;
}

blockquote {
  border-left: 0.3em solid var(--border-color);
  margin-left: 0;
  padding-left: 1em;
}

blockquote small {
  display: block;
  font-size: 0.8em;
  line-height: 1.4;
}

blockquote small:before {
  content: "\2014 \00A0";
}

pre {
  overflow: auto;
  padding: 0.8em;
  color: var(--fg-color);
  border-radius: 0.2em;
  border: solid 1pt var(--border-color);
  box-shadow: 0 0 2px var(--accent-bg-color);
  background-color: var(--accent-bg-color);
  white-space: pre-wrap;
  word-break: normal;
}

/* Keyboard input should be distinctive from <pre> and <code>. */
kbd {
  box-shadow: 0 2px 4px light-dark(rgba(62, 43, 36, 0.2), var(--border-color)),
    inset 0 0 0 2px light-dark(var(--bg-color), rgba(255, 255, 255, 0.2));
  color: light-dark(var(--accent-color), var(--fg-color));
  background-color: var(--accent-bg-color);
  border: 1pt solid light-dark(var(--border-color), var(--fg-color));
  border-radius: 3px;
  padding: 2px 5px;
}

code,
pre,
samp {
  background-color: var(--accent-bg-color);
  color: var(--fg-color);
  /* Use bootstrap font defaults. */
  /* font-family: var(--bs-font-monospace); */
  font-size: 0.9em;
}

/*
 * Content container
 *
 * Centered container for all content
 */

.container {
  width: 100%;
  max-width: 1200px;
}

.container:before {
  display: inherit;
  content: none;
}

@media (min-width: 30em) {
  .container {
    /* margin: 0 auto; */
    grid-template-columns: initial;
  }
}
.flex {
  display: flex;
  gap: 1em;
  justify-content: space-between;
}

.col3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  grid-gap: 1em;
}

@media (max-width: 525px) {
  .col3 {
    grid-template-columns: 1fr;
  }
}

.golden-grid {
  display: grid;
  grid-template-columns: 61% auto;
  grid-gap: 1em;
}

@media (max-width: 525px) {
  .golden-grid {
    grid-template-columns: 1fr;
  }
}

.col-wide {
  max-width: 90vw;
}


.col-wide img,
.col-wide video {
  max-width: 100%;
}

/*
 * Navbar
 *
 * Logo and navigation at the top of the page
 */

.nav-link {
  color: var(--link-color);
}
.nav-link:hover,
.nav-link:focus,
.nav-link:active {
  color: var(--accent-color);
}

/* Highlight the currently active menu item */
.nav-link.active,
.nav-item.dropdown:has(.dropdown-menu a.active) > .nav-link {
  color: var(--accent-color) !important;
}

.navbar-toggler {
  border-width: 0;
  color: var(--fg-color);
}

@media (max-width: 991.98px) {
  .navbar-toggler {
    order: 3;
  }

  /* Keep the expanded menu below the logo and menu toggle. */
  .navbar-collapse {
    order: 4;
  }
}

/**
 * Logo
 */
.navbar-brand {
  display: inline-flex;
  align-items: center;
  color: var(--link-color);
  text-decoration: none;
}
.navbar-brand:hover,
.navbar-brand:focus,
.navbar-brand:active {
  color: var(--accent-color);
}

/**
 * Menu dropdown
 */

#rustvimDropdown.show {
  color: var(--accent-color);
}

.dropdown-menu {
  --bs-dropdown-link-active-color: var(--accent-color);
  --bs-dropdown-link-active-bg: var(--selected-bg-color);
  background-color: var(--accent-bg-color);
}

.dropdown-item {
  color: var(--link-color);
}
.dropdown-item.active {
  font-weight: 600;
}
.dropdown-item:focus,
.dropdown-item:hover,
.dropdown-item:active {
  color: var(--bg-color);
  background-color: var(--link-color);
}

/*
 * Masthead
 *
 * Big intro billboard
 */

.masthead {
  background-color: var(--accent-bg-color);
  text-align: center;
  padding: 1em 0.25em;
  display: grid;
}

.masthead .lead {
  font-weight: 700;
  font-size: 2em;
  font-family: var(--sans-serif-fonts);
  margin: 0;
  padding-bottom: 0.25em;
}

@media (max-width: 525px) {
  .lead-buttons-container {
    margin: 0 3em;
    display: flex;
    flex-direction: column;
  }

  .lead-buttons-container .btn {
    margin: 0.3em 0;
    text-align: center;
  }
}

/*
 * Front page
 *
 * Big section blocks for the front page
 */

.front-section {
  padding: 4vh 0;
}

.front-section.shaded {
  background-color: var(--accent-bg-color);
}

.upstream-notice {
  padding: 1em;
  margin: 1em 0;
  border-left: 0.25em solid var(--border-color);
  background-color: var(--accent-bg-color);
}

.upstream-notice p:last-child {
  margin-bottom: 0;
}

/*
 * FAQs
 *
 * Formatted as a definition list
 */

.faqs dt {
  font-weight: 700;
}

.faqs dd {
  color: var(--fg-color);
  margin-left: 0;
  margin-bottom: 1.3em;
}

.faqs dd pre {
  font-size: 0.9em;
}

/*
 * Buttons
 *
 * Fun to click
 */

.btn {
  background: linear-gradient(var(--button-bg-color) 0 95%, var(--button-edge-color) 95% 100%);
  color: var(--button-fg-color);
  border-radius: 0.3em;
  padding: 0.5em 1em;
  margin: 0 0.25em;
  font-family: var(--sans-serif-fonts);
  font-weight: bold;
  font-size: 1.2em;

  vertical-align: initial;
  text-align: initial;
  transition: all 96ms ease-in;
}

.btn:hover,
.btn:focus {
  color: var(--button-fg-color);
  background: var(--button-hover-bg-color);
  box-shadow: 0 0 0 2px var(--bg-color);
  outline: 2px solid var(--link-color);
  outline-offset: 2px;
}

a.primary {
  font-size: 1.3em;
  font-weight: bold;
}

.btn.full-width {
  width: 100%;
}

/*
 * Sponsors
 *
 * Callout-style box
 */
.sponsors-main {
  padding: 0.3em 1.3em;
  border-radius: 0.3em;
  margin-top: 0.6em;
  font-size: 0.9em;
}

.first-level-sponsor {
  margin-bottom: 20px;
}

.second-level-sponsors {
  width: 100%;
}

.second-level-sponsors img {
  width: auto;
}

/*
 * Footer
 *
 * Links, legalese, etc.
 */

footer {
  border-top: solid 1px var(--border-color);
  padding: 1em 0;
}

@media (min-width: 60em) {
  footer {
    font-size: 0.9em;
  }
}

@media (max-width: 525px) {
  footer .flex {
    flex-direction: column;
    text-align: center;
  }
}

/*
 * Misc
 *
 * Odds 'n ends
 */

.light {
  opacity: 0.9;
}

.small {
  font-size: 0.8em;
}

/*
 * Newsletter CSS
 */

.newsletter img {
  width: 100%;
}

/*
 * Donation
 */

.donate {
  display: grid;
  grid-template-columns: 32px auto;
  align-items: center;
  border-radius: 8px;
  gap: 0.3em;
  background-color: var(--border-color);
}

.donate .icon {
  width: calc(32px + 1em);
  justify-self: center;
}

.donate input {
  font-family: var(--bs-font-monospace);

  line-height: 2;
  width: 100%;
  color: var(--accent-color);
  background-color: var(--border-color);
  white-space: nowrap;
  border-radius: 8px;
  border-top-left-radius: 0;
  border-bottom-left-radius: 0;

  border: none;
}

/*
 * Poll info
 */
iframe.poll {
  width: 100%;
  overflow-y: hidden;
}

/*
 * News section
 */

 .news-section table {
    margin-top: 1rem;
 }

/* Force footer to bottom of viewport. */

html {
  height: 100%;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  margin: 0;
}

body > nav {
  flex-shrink: 0;
}

body > main {
  flex: 1 0 auto;
}

body > footer {
  flex-shrink: 0;
  margin-top: auto;
}