:root {
  --retro-paper: #16213e;
  --retro-panel: #1a1a2e;
  --retro-ink: #e8dcc8;
  --retro-blue: #efc07b;
  --retro-red: #d4956a;
  --retro-link: #efc07b;
  --retro-visited: #b8925a;
  --retro-green: #7ec8a0;
  --retro-border-light: #0f3460;
  --retro-border-dark: #efc07b;
}

html {
  background: #1a1a2e;
}

body {
  margin: 0;
  color: var(--retro-ink);
  background:
    repeating-linear-gradient(90deg, rgba(239, 192, 123, 0.06) 0 1px, transparent 1px 8px),
    var(--retro-paper);
  font-family: "Times New Roman", Georgia, Times, serif;
  font-size: 17px;
  letter-spacing: 1px;
}

a {
  color: var(--retro-link);
  text-decoration: underline;
}

a:visited {
  color: var(--retro-visited);
}

a:hover,
a:focus {
  --bs-navbar-hover-color: var(--retro-ink) !important;
  --bs-navbar-active-color: var(--retro-ink) !important;
  color: var(--retro-ink) !important;
  background: rgba(239, 192, 123, 0.15);
}

.navbar,
.navbar.bg-primary {
  border-bottom: 4px ridge var(--retro-border-dark);
  background: #1a1a2e !important;
  background-image: none !important;
  font-family: "Courier New", Courier, monospace;
  --bs-navbar-hover-color: var(--retro-ink) !important;
  --bs-navbar-active-color: var(--retro-ink) !important;
}

.navbar-brand {
  color: var(--retro-blue) !important;
  font-weight: bold;
  font-size: 24px;
  text-shadow: 1px 1px #000000;
}

.container {
  max-width: 1180px;
}

.bs-sidebar,
.well,
.source-links,
.bg-body-tertiary {
  background: var(--retro-panel) !important;
  background-color: var(--retro-panel) !important;
  border: 3px ridge var(--retro-border-dark);
  border-radius: 0 !important;
}

.bs-sidebar .nav > li > a {
  font-family: "Courier New", Courier, monospace;
  color: var(--retro-ink);
}

.bs-sidebar .nav > li > a:hover,
.bs-sidebar .nav > li.active > a {
  background: #0f3460;
  color: var(--retro-blue);
}

.navbar .dropdown-menu {
  --bs-dropdown-bg: var(--retro-panel);
  --bs-dropdown-color: var(--retro-ink);
  --bs-dropdown-link-color: var(--retro-ink);
  --bs-dropdown-link-hover-color: var(--retro-blue);
  --bs-dropdown-link-hover-bg: #0f3460;
  --bs-dropdown-link-active-color: var(--retro-blue);
  --bs-dropdown-link-active-bg: #0f3460;
  background: var(--retro-panel) !important;
  background-color: var(--retro-panel) !important;
  background-image: none !important;
  border: 3px ridge var(--retro-border-dark);
  border-radius: 0;
  box-shadow: 4px 4px 0 rgba(239, 192, 123, 0.25);
}

.navbar .dropdown-item {
  font-family: "Courier New", Courier, monospace;
  letter-spacing: 0;
}

.navbar .dropdown-item:hover,
.navbar .dropdown-item:focus,
.navbar .dropdown-item.active,
.navbar .dropdown-item:active {
  background: #0f3460;
  color: var(--retro-blue);
}

.modal-dialog.modal-lg {
  --bs-modal-width: min(920px, calc(100vw - 2rem));
}

.modal-dialog.modal-lg .modal-content {
  background: var(--retro-panel);
  background-image: none;
  border: 3px ridge var(--retro-border-dark);
  border-radius: 0;
  box-shadow: 7px 7px 0 rgba(239, 192, 123, 0.25);
  color: var(--retro-ink);
}

.modal-dialog.modal-lg .modal-header,
.modal-dialog.modal-lg .modal-footer {
  border-color: var(--retro-border-light);
  background: #16213e;
}

.modal-dialog.modal-lg .modal-title {
  color: var(--retro-blue);
  font-family: "Courier New", Courier, monospace;
}

.modal-dialog.modal-lg .modal-body {
  background: var(--retro-panel);
  color: var(--retro-ink);
}

.modal-dialog.modal-lg .form-control {
  background: #0a0a1a;
  border-color: var(--retro-border-light);
  color: var(--retro-ink);
}

.modal-dialog.modal-lg .form-control:focus {
  border-color: var(--retro-border-dark);
  box-shadow: 0 0 0 0.2rem rgba(239, 192, 123, 0.25);
}

.col-md-9,
main {
  background: rgba(26, 26, 46, 0.97);
  border: 4px double var(--retro-blue);
  box-shadow: 7px 7px 0 rgba(239, 192, 123, 0.25);
  margin-top: 18px;
  padding: 18px 24px;
}

h1,
h2,
h3,
h4 {
  color: var(--retro-blue);
  font-family: "Courier New", Courier, monospace;
  letter-spacing: 0;
}

h1 {
  border-bottom: 5px double var(--retro-red);
  background: #1a1a2e;
  padding: 8px;
  text-align: center;
}

h1::before,
h1::after {
  color: var(--retro-red);
  content: " * ";
}

h2 {
  border-bottom: 2px solid var(--retro-green);
  margin-top: 1.6em;
}

blockquote {
  background: #0f3460;
  border: 3px inset #1a1a2e;
  color: #e8dcc8;
  padding: 10px 14px;
}

code,
pre,
kbd {
  font-family: "Courier New", Courier, monospace;
}

pre {
  position: relative;
  background: #0a0a1a;
  border: 3px inset #0f3460;
  color: #efc07b;
}

.copy-btn {
  position: absolute;
  top: 4px;
  right: 4px;
  background: #0f3460;
  border: 2px outset #16213e;
  color: #efc07b;
  font-family: "Courier New", Courier, monospace;
  font-size: 11px;
  padding: 2px 6px;
  cursor: pointer;
  line-height: 1;
}

.copy-btn:hover {
  background: #16213e;
  color: #efc07b;
}

.copy-btn:active {
  border-style: inset;
}

code {
  background-color: rgba(var(--bs-body-bg-rgb), 0.2);
  color: var(--retro-ink);
}

code.hljs {
  background: #00000000;
  border: 3px inset #1a1a2e;
  color: #005cc5;
  padding: 10px 14px;
}

pre code {
  color: #efc07b;
}

table {
  background: #16213e;
  border: 3px ridge #0f3460;
}

th {
  background: #0f3460;
  color: #efc07b;
  font-family: "Courier New", Courier, monospace;
}

th {
  background: #16213e !important;
}

td {
  background: #16213e !important;
  color: var(--retro-ink) !important;
}

td,
th {
  border: 1px solid #0f3460 !important;
}

.admonition,
.alert {
  border: 3px ridge #0f3460;
  border-radius: 0;
  box-shadow: 3px 3px 0 #1a1a2e;
}

.mermaid {
  background: #1a1a2e;
  border: 3px inset #0f3460;
  margin: 1em 0;
  padding: 12px;
  overflow-x: auto;
}

/* Push Search/Prev/Next to the right edge of the navbar */
.navbar-nav.ms-md-auto {
  --bs-nav-link-padding-x: 0;
  --bs-nav-link-padding-y: 0;
  flex: 1;
  justify-content: flex-end;
}

footer {
  border-top: 4px ridge var(--retro-border-dark);
  background: #1a1a2e;
  color: #e8dcc8;
  font-family: "Courier New", Courier, monospace;
}

@media (max-width: 768px) {
  body {
    font-size: 16px;
  }

  .col-md-9,
  main {
    border-width: 2px;
    box-shadow: none;
    margin-top: 10px;
    padding: 12px;
  }

  h1 {
    font-size: 28px;
  }
}

.nav-link {
  letter-spacing: 0;
}