/*
 * FSharp.Interop.Dynamic documentation theme.
 *
 * Same shape as the Dynamitey Community theme: Bootstrap 5 custom properties,
 * a dark header, one accent, measured prose. The accent is F#-adjacent cyan
 * rather than Dynamitey's amber so the two sites read as related, not cloned.
 */

/* ---------------------------------------------------------------- palette */

:root {
  --fid-cyan-300: #7ec8e8;
  --fid-cyan-500: #30b4dc;
  --fid-cyan-700: #1a7aa3;
  --fid-cyan-800: #145e7e;

  --fid-slate-950: #0f1216;
  --fid-slate-900: #14181f;
  --fid-slate-800: #1b212a;
  --fid-slate-700: #252c37;
  --fid-slate-400: #8a94a3;
  --fid-slate-200: #dfe3e9;
  --fid-slate-100: #eef0f4;
  --fid-slate-50: #f7f8fa;

  --fid-radius: 8px;
}

/* ------------------------------------------------------------ light theme */

[data-bs-theme="light"] {
  --bs-body-bg: #ffffff;
  --bs-body-color: #1b1f26;
  --bs-emphasis-color: #0d1015;
  --bs-secondary-bg: var(--fid-slate-50);
  --bs-tertiary-bg: var(--fid-slate-100);
  --bs-border-color: var(--fid-slate-200);

  --bs-link-color: var(--fid-cyan-700);
  --bs-link-hover-color: var(--fid-cyan-800);
  --bs-primary: var(--fid-cyan-700);
  --bs-primary-rgb: 26, 122, 163;

  --bs-code-color: #0f5f7a;

  --fid-header-bg: var(--fid-slate-900);
  --fid-header-color: #f2f4f7;
  --fid-header-muted: #a7b0bd;
  --fid-shadow: 0 1px 2px rgba(15, 18, 22, 0.06), 0 8px 24px rgba(15, 18, 22, 0.06);
}

/* ------------------------------------------------------------- dark theme */

[data-bs-theme="dark"] {
  --bs-body-bg: var(--fid-slate-950);
  --bs-body-color: #dde2e9;
  --bs-emphasis-color: #f4f6f9;
  --bs-secondary-bg: var(--fid-slate-900);
  --bs-tertiary-bg: var(--fid-slate-800);
  --bs-border-color: var(--fid-slate-700);

  --bs-link-color: #6ec4e4;
  --bs-link-hover-color: var(--fid-cyan-300);
  --bs-primary: #6ec4e4;
  --bs-primary-rgb: 110, 196, 228;

  --bs-code-color: var(--fid-cyan-300);

  --fid-header-bg: #0b0e12;
  --fid-header-color: #eef1f5;
  --fid-header-muted: #98a2b0;
  --fid-shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 8px 24px rgba(0, 0, 0, 0.35);
}

/* ------------------------------------------------------------ typography */

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Inter", Roboto,
    "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

article h1,
article h2,
article h3,
article h4 {
  color: var(--bs-emphasis-color);
  font-weight: 650;
  letter-spacing: -0.011em;
}

article h1 {
  font-size: 2.1rem;
  line-height: 1.2;
  margin-bottom: 0.6rem;
}

article h2 {
  font-size: 1.5rem;
  margin-top: 2.4rem;
  padding-bottom: 0.35rem;
  border-bottom: 1px solid var(--bs-border-color);
}

article h3 {
  font-size: 1.18rem;
  margin-top: 1.8rem;
}

article > p,
article > ul,
article > ol,
article > blockquote {
  max-width: 46rem;
}

/* ---------------------------------------------------------------- header */

.navbar {
  background-color: var(--fid-header-bg) !important;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07) !important;
}

.navbar .navbar-brand,
.navbar .navbar-nav .nav-link {
  color: var(--fid-header-color);
}

.navbar .navbar-nav .nav-link:hover,
.navbar .navbar-nav .nav-link:focus {
  color: var(--fid-cyan-300);
}

.navbar .navbar-brand {
  font-weight: 640;
  letter-spacing: -0.01em;
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
}

.navbar .navbar-brand img,
.navbar .navbar-brand svg,
#logo {
  height: 26px;
  width: 26px;
}

.navbar .form-control {
  background-color: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.14);
  color: var(--fid-header-color);
}

.navbar .form-control::placeholder {
  color: var(--fid-header-muted);
}

.navbar .form-control:focus {
  background-color: rgba(255, 255, 255, 0.13);
  border-color: var(--fid-cyan-500);
  box-shadow: 0 0 0 0.2rem rgba(48, 180, 220, 0.25);
  color: var(--fid-header-color);
}

/* ------------------------------------------------------- code and syntax */

code {
  font-family: "SFMono-Regular", "JetBrains Mono", Consolas, "Liberation Mono",
    Menlo, monospace;
  font-size: 0.875em;
}

:not(pre) > code {
  background-color: var(--bs-tertiary-bg);
  border-radius: 4px;
  padding: 0.12em 0.36em;
}

pre {
  background-color: var(--bs-secondary-bg);
  border: 1px solid var(--bs-border-color);
  border-radius: var(--fid-radius);
  padding: 1rem 1.1rem;
  line-height: 1.55;
}

/* ------------------------------------------------------ tables and notes */

article table {
  border-collapse: separate;
  border-spacing: 0;
  border: 1px solid var(--bs-border-color);
  border-radius: var(--fid-radius);
  overflow: hidden;
  width: 100%;
}

article table th {
  background-color: var(--bs-secondary-bg);
  font-weight: 620;
  font-size: 0.92rem;
  letter-spacing: 0.01em;
}

article table th,
article table td {
  border-top: 1px solid var(--bs-border-color);
  padding: 0.6rem 0.85rem;
  vertical-align: top;
}

article table thead th {
  border-top: 0;
}

.alert {
  border: 1px solid var(--bs-border-color);
  border-left: 3px solid var(--bs-primary);
  border-radius: var(--fid-radius);
  background-color: var(--bs-secondary-bg);
  color: var(--bs-body-color);
}

.alert.WARNING,
.alert.CAUTION {
  border-left-color: #d94f2b;
}

.alert.IMPORTANT {
  border-left-color: var(--fid-cyan-500);
}

.alert > p:last-child {
  margin-bottom: 0;
}

/* --------------------------------------------------- sidebar and in-page */

.sidetoc,
#affix {
  font-size: 0.925rem;
}

.toc .nav > li > a,
#affix .nav > li > a {
  color: var(--bs-body-color);
  opacity: 0.82;
  border-radius: 5px;
  padding: 0.22rem 0.5rem;
}

.toc .nav > li > a:hover,
#affix .nav > li > a:hover {
  opacity: 1;
  background-color: var(--bs-tertiary-bg);
  color: var(--bs-link-color);
}

.toc .nav > li.active > a,
#affix .nav > li.active > a {
  opacity: 1;
  color: var(--bs-link-color);
  font-weight: 600;
  background-color: var(--bs-secondary-bg);
  box-shadow: inset 2px 0 0 var(--bs-primary);
}

/* ------------------------------------------------------------- landing page */

.hero,
article > h1:first-child {
  scroll-margin-top: 5rem;
}

/* ------------------------------------------------------------------ misc */

a {
  text-underline-offset: 0.15em;
}

article a:hover {
  text-decoration-thickness: 2px;
}

footer {
  background-color: var(--bs-secondary-bg);
  border-top: 1px solid var(--bs-border-color) !important;
  color: var(--bs-body-color);
  font-size: 0.9rem;
}

footer .container-xxl {
  padding-top: 1rem;
  padding-bottom: 1rem;
}

.pagination a,
.next-article a {
  color: var(--bs-link-color);
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
  }
}