/* fdyno documentation: compact technical manual, flat color only. */

@import url("https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700&display=swap");

:root {
  --fd-volt: #a7e8bd;
  --fd-volt-strong: #68c98a;
  --fd-black: #0f1728;
  --fd-black-2: oklch(18% 0.01 250);
  --fd-ink: #111827;
  --fd-paper: #f8faf9;
  --fd-surface: #ffffff;
  --fd-surface-2: #f0f5f2;
  --fd-border: #d5ded8;
  --fd-muted: #53635b;
  --fd-danger: #ff4d4d;
  --fd-display: "Space Grotesk", "Hanken Grotesk", sans-serif;
  --fd-body: "Hanken Grotesk", system-ui, sans-serif;
  --fd-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --fd-header-height: 3.2rem;
  --fd-radius: 0.125rem;
  --fd-code-red: oklch(67.68% 0.1615 25.42);
  --fd-code-mauve: oklch(70.54% 0.0976 2.19);
  --fd-code-peach: oklch(72.08% 0.1362 51.78);
  --fd-code-yellow: oklch(75.58% 0.1133 77.04);
  --fd-code-green: oklch(74.78% 0.1066 116.53);
  --fd-code-teal: oklch(72.56% 0.0846 141.09);
  --fd-code-blue: oklch(71.28% 0.0546 179.19);
  --fd-code-text: oklch(89.41% 0.0566 89.24);
  --fd-code-subtext: oklch(75.64% 0.041 82.28);
  --fd-code-comment: oklch(61.92% 0.0286 67.26);
}

[data-md-color-scheme="default"] {
  --md-default-bg-color: var(--fd-paper);
  --md-default-fg-color: var(--fd-ink);
  --md-default-fg-color--light: var(--fd-muted);
  --md-default-fg-color--lighter: #8a9385;
  --md-primary-fg-color: var(--fd-black);
  --md-primary-bg-color: #fff;
  --md-accent-fg-color: #416000;
  --md-typeset-a-color: #335800;
  --md-code-bg-color: #edf2e5;
  --md-code-fg-color: var(--fd-ink);
  --md-footer-bg-color: var(--fd-black);
  --md-footer-bg-color--dark: var(--fd-black);
}

[data-md-color-scheme="slate"] {
  --fd-ink: #f1f5ea;
  --fd-paper: #111410;
  --fd-surface: #171b16;
  --fd-surface-2: #1e231d;
  --fd-border: #343b31;
  --fd-muted: #aab3a5;
  --md-default-bg-color: var(--fd-paper);
  --md-default-fg-color: var(--fd-ink);
  --md-default-fg-color--light: var(--fd-muted);
  --md-default-fg-color--lighter: #747d6f;
  --md-primary-fg-color: var(--fd-black);
  --md-primary-bg-color: #fff;
  --md-accent-fg-color: var(--fd-volt);
  --md-typeset-a-color: var(--fd-volt);
  --md-code-bg-color: #131612;
  --md-code-fg-color: #e8eee1;
  --md-footer-bg-color: var(--fd-black);
  --md-footer-bg-color--dark: var(--fd-black);
}

html {
  font-size: 1rem;
  scroll-padding-top: calc(var(--fd-header-height) + 1rem);
}

body {
  font-family: var(--fd-body);
  font-size: 1rem;
  font-feature-settings: "kern", "liga", "calt";
}

::selection {
  color: var(--fd-black);
  background: var(--fd-volt);
}

/* Header */
.md-header {
  height: var(--fd-header-height);
  color: #fff;
  background: var(--fd-black);
  border-bottom: 1px solid #252825;
  box-shadow: none;
}

.md-header.fd-scrolled {
  box-shadow: 0 8px 24px rgb(0 0 0 / 18%);
}

.md-header__inner {
  height: 100%;
}

.md-header__button.md-logo img,
.md-header__button.md-logo svg {
  width: 1.65rem;
  height: 1.65rem;
}

.md-header__title {
  font-family: var(--fd-display);
  font-weight: 700;
  letter-spacing: -0.035em;
}

.md-header__topic:first-child {
  font-size: 1rem;
}

.md-header__button:hover,
.md-header__button:focus-visible {
  color: var(--fd-volt);
  opacity: 1;
}

.md-search__form {
  background: #171a17;
  border: 1px solid #303530;
  border-radius: var(--fd-radius);
}

.md-search__form:hover,
.md-search__input:focus {
  background: #111311;
  border-color: var(--fd-volt);
}

.md-search__input::placeholder {
  color: #bdc4b8;
}

/* Layout */
.md-grid {
  max-width: 96rem;
}

.md-main__inner {
  margin-top: 0;
}


.md-sidebar--primary {
  padding: 1.25rem 0.75rem 2rem 0;
}

.md-sidebar--secondary {
  padding: 1.5rem 0 2rem 1rem;
}

.md-content {
  min-width: 0;
  overflow-x: hidden;
}

.md-content__inner {
  max-width: 48rem;
  margin: 0 auto;
  padding: 2rem 1.5rem 4rem;
}

.md-content__inner::before {
  display: none;
}

/* Primary navigation: black structural rail. */
@media screen and (min-width: 76.25em) {
  .md-sidebar {
    width: 15rem;
  }

  .md-sidebar--primary {
    color: #dfe5da;
    background: var(--fd-black);
    border-right: 1px solid #252825;
  }

  .md-sidebar--primary::before {
    position: absolute;
    inset: 0 100% 0 -100vw;
    z-index: -1;
    content: "";
    background: var(--fd-black);
  }

  .md-sidebar--primary .md-sidebar__scrollwrap {
    background: var(--fd-black);
    border-right: 1px solid #252825;
    scrollbar-color: #394033 transparent;
  }

  .md-sidebar--primary .md-nav {
    color: inherit;
    background: transparent;
  }

  .md-sidebar--primary .md-nav__title {
    color: #fff;
    background: transparent;
    box-shadow: none;
  }

  .md-sidebar--primary .md-nav__item--section > .md-nav__link {
    margin-top: 1.15rem;
    color: #858f80;
    font-family: var(--fd-mono);
    font-size: 0.64rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
  }

  .md-sidebar--primary .md-nav__link {
    margin: 0.12rem 0;
    padding: 0.44rem 0.6rem;
    color: #c8d0c2;
    font-family: var(--fd-mono);
    font-size: 0.72rem;
    line-height: 1.35;
    border-radius: 0.15rem;
  }

  .md-sidebar--primary .md-nav__link:hover,
  .md-sidebar--primary .md-nav__link:focus-visible {
    color: #fff;
    background: #181b18;
  }

  .md-sidebar--primary .md-nav__link--active {
    color: var(--fd-black);
    background: var(--fd-volt);
  }

  .md-sidebar--primary .md-nav__link--active:hover {
    color: var(--fd-black);
    background: var(--fd-volt-strong);
  }
}

/* Secondary rail */
.md-sidebar--secondary .md-nav__title {
  padding: 0 0 0.55rem;
  color: var(--fd-ink);
  font-family: var(--fd-display);
  font-size: 0.78rem;
  font-weight: 700;
  background: transparent;
  box-shadow: none;
}

.md-sidebar--secondary .md-nav__link {
  margin: 0;
  padding: 0.28rem 0 0.28rem 0.75rem;
  color: var(--fd-muted);
  font-size: 0.68rem;
  line-height: 1.35;
  border-left: 1px solid var(--fd-border);
}

.md-sidebar--secondary .md-nav__link:hover,
.md-sidebar--secondary .md-nav__link--active {
  color: var(--fd-ink);
  border-left-color: var(--fd-volt-strong);
}

.fd-evidence {
  margin-top: 1.5rem;
  border: 1px solid var(--fd-border);
  border-top: 3px solid var(--fd-volt-strong);
  background: var(--fd-surface);
}

.fd-evidence__title {
  margin: 0;
  padding: 0.65rem 0.75rem;
  color: var(--fd-ink);
  font-family: var(--fd-display);
  font-size: 0.72rem;
  font-weight: 700;
  border-bottom: 1px solid var(--fd-border);
}

.fd-evidence__row {
  display: grid;
  gap: 0.15rem;
  padding: 0.58rem 0.75rem;
  border-bottom: 1px solid var(--fd-border);
}

.fd-evidence__row:last-child {
  border-bottom: 0;
}

.fd-evidence__row span {
  color: var(--fd-muted);
  font-family: var(--fd-mono);
  font-size: 0.52rem;
  letter-spacing: 0.08em;
}

.fd-evidence__row strong {
  color: var(--fd-ink);
  font-family: var(--fd-mono);
  font-size: 0.66rem;
  font-weight: 500;
}

/* Typography */
.md-typeset {
  color: var(--fd-ink);
  font-size: 1rem;
  line-height: 1.64;
  letter-spacing: -0.003em;
}

.md-typeset h1,
.md-typeset h2,
.md-typeset h3,
.md-typeset h4 {
  color: var(--fd-ink);
  font-family: var(--fd-display);
  font-weight: 700;
  letter-spacing: -0.035em;
}

.md-typeset h1 {
  margin: 0;
  font-size: clamp(1.85rem, 3.5vw, 2.3rem);
  line-height: 1.1;
}

.md-typeset h2 {
  margin: 3rem 0 0.9rem;
  padding-top: 0.8rem;
  font-size: 1.35rem;
  line-height: 1.22;
  border-top: 1px solid var(--fd-border);
}

.md-typeset h3 {
  margin: 2.25rem 0 0.7rem;
  font-size: 1.12rem;
  line-height: 1.3;
}

.md-typeset h4 {
  font-size: 0.9rem;
}

.md-typeset p,
.md-typeset ul,
.md-typeset ol {
  margin-top: 0.7rem;
  margin-bottom: 0.85rem;
}

.md-typeset strong {
  color: var(--fd-ink);
  font-weight: 700;
}

.md-typeset a {
  color: var(--md-typeset-a-color);
  text-decoration: underline;
  text-decoration-color: color-mix(in srgb, var(--md-typeset-a-color) 45%, transparent);
  text-underline-offset: 0.18em;
}

.md-typeset a:hover,
.md-typeset a:focus-visible {
  color: var(--fd-ink);
  text-decoration-color: var(--fd-volt-strong);
}

.md-typeset blockquote {
  margin-left: 0;
  padding: 0.7rem 1rem;
  color: var(--fd-ink);
  border-left: 3px solid var(--fd-volt-strong);
  background: var(--fd-surface-2);
}

/* Page title tools */
.fd-page-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.35rem;
}

.fd-page-tools {
  position: relative;
  display: flex;
  flex: none;
  align-items: stretch;
  margin-top: 0.25rem;
  font-family: var(--fd-mono);
}

.fd-copy-page,
.fd-copy-menu > summary {
  display: inline-flex;
  min-height: 2rem;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  color: var(--fd-muted);
  font: 500 0.62rem/1 var(--fd-mono);
  background: var(--fd-surface);
  border: 1px solid var(--fd-border);
  cursor: pointer;
}

.fd-copy-page {
  padding: 0 0.65rem;
  border-right: 0;
  border-radius: var(--fd-radius) 0 0 var(--fd-radius);
}

.fd-copy-page:hover,
.fd-copy-page:focus-visible,
.fd-copy-menu > summary:hover,
.fd-copy-menu > summary:focus-visible {
  color: var(--fd-ink);
  border-color: var(--fd-volt-strong);
  outline: 0;
}

.fd-copy-menu {
  position: relative;
}

.fd-copy-menu > summary {
  width: 2rem;
  list-style: none;
  border-radius: 0 var(--fd-radius) var(--fd-radius) 0;
}

.fd-copy-menu > summary::-webkit-details-marker {
  display: none;
}

.md-typeset .fd-copy-menu {
  margin: 0;
  padding: 0;
  background: transparent;
  border: 0;
  border-radius: 0;
  box-shadow: none;
}
.md-typeset .fd-copy-menu > summary {
  margin: 0;
  padding: 0;
  background: var(--fd-surface);
}
.md-typeset .fd-copy-menu > summary::before,
.md-typeset .fd-copy-menu > summary::after {
  display: none;
}

.fd-copy-menu__panel {
  position: absolute;
  top: calc(100% + 0.35rem);
  right: 0;
  z-index: 20;
  width: 15.5rem;
  padding: 0.3rem;
  background: var(--fd-black);
  border: 1px solid #343934;
  box-shadow: 0 18px 45px rgb(0 0 0 / 28%);
}

.fd-copy-menu__item {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.55rem 0.65rem;
  color: #f0f4ec !important;
  font-size: 0.62rem;
  text-decoration: none !important;
}

.fd-copy-menu__item:hover,
.fd-copy-menu__item:focus-visible {
  color: var(--fd-black) !important;
  background: var(--fd-volt);
  outline: 0;
}

.fd-copy-menu__item span:last-child {
  color: #929c8c;
  white-space: nowrap;
}

.fd-copy-menu__item:hover span:last-child,
.fd-copy-menu__item:focus-visible span:last-child {
  color: #283000;
}

/* Code: shared visual language with backend.how. */
.md-typeset code {
  padding: 0.1em 0.3em;
  color: var(--fd-ink);
  font-family: var(--fd-mono);
  font-size: 0.8em;
  background: var(--md-code-bg-color);
  border: 1px solid var(--fd-border);
  border-radius: 0.15rem;
}

.md-typeset .highlight,
.md-typeset pre {
  border-radius: 0.3rem;
}

.md-typeset .highlight {
  overflow: hidden;
  color: var(--fd-code-text);
  background: var(--fd-black-2);
  border: 1px solid oklch(32% 0.012 250);
  box-shadow: none;
}

.md-typeset .highlight > pre {
  margin: 0;
  background: var(--fd-black-2);
}

.md-typeset pre > code {
  display: block;
  width: max-content;
  min-width: 100%;
  padding: 1rem 1.2rem;
  color: var(--fd-code-text);
  font-size: 0.65rem;
  line-height: 1.5;
  white-space: pre;
  background: var(--fd-black-2);
  border: 0;
}

.md-typeset .highlight .k,
.md-typeset .highlight .kc,
.md-typeset .highlight .kp,
.md-typeset .highlight .kr,
.md-typeset .highlight .nt { color: var(--fd-code-mauve); }
.md-typeset .highlight .kd,
.md-typeset .highlight .kt,
.md-typeset .highlight .sa,
.md-typeset .highlight .err { color: var(--fd-code-red); }
.md-typeset .highlight .kn,
.md-typeset .highlight .nb,
.md-typeset .highlight .bp,
.md-typeset .highlight .ni,
.md-typeset .highlight .nl,
.md-typeset .highlight .o,
.md-typeset .highlight .ow,
.md-typeset .highlight .sr { color: var(--fd-code-teal); }
.md-typeset .highlight .nc,
.md-typeset .highlight .no { color: var(--fd-code-yellow); }
.md-typeset .highlight .nd,
.md-typeset .highlight .nf,
.md-typeset .highlight .fm,
.md-typeset .highlight .na,
.md-typeset .highlight .dl,
.md-typeset .highlight .se { color: var(--fd-code-blue); }
.md-typeset .highlight .ne,
.md-typeset .highlight .m,
.md-typeset .highlight .mb,
.md-typeset .highlight .mf,
.md-typeset .highlight .mh,
.md-typeset .highlight .mi,
.md-typeset .highlight .il,
.md-typeset .highlight .mo { color: var(--fd-code-peach); }
.md-typeset .highlight .s,
.md-typeset .highlight .s1,
.md-typeset .highlight .s2,
.md-typeset .highlight .sb,
.md-typeset .highlight .sc,
.md-typeset .highlight .si,
.md-typeset .highlight .ss,
.md-typeset .highlight .sx { color: var(--fd-code-green); }
.md-typeset .highlight .c,
.md-typeset .highlight .c1,
.md-typeset .highlight .cm,
.md-typeset .highlight .cp,
.md-typeset .highlight .cs,
.md-typeset .highlight .sd { color: var(--fd-code-comment); font-style: italic; }
.md-typeset .highlight .n,
.md-typeset .highlight .nx,
.md-typeset .highlight .p { color: var(--fd-code-text); }
.md-typeset .highlight .nv,
.md-typeset .highlight .vc,
.md-typeset .highlight .vg,
.md-typeset .highlight .vi,
.md-typeset .highlight .vm { color: var(--fd-code-subtext); }

.md-typeset .highlighttable {
  border-radius: 0.3rem;
}

.md-clipboard {
  color: var(--fd-code-subtext);
}

.md-clipboard:hover,
.md-clipboard:focus {
  color: var(--fd-code-text);
}

/* Tabs */
.md-typeset .tabbed-labels {
  gap: 0;
  border-bottom: 1px solid var(--fd-border);
}

.md-typeset .tabbed-labels > label {
  padding: 0.65rem 0.85rem;
  color: var(--fd-muted);
  font-family: var(--fd-mono);
  font-size: 0.62rem;
}

.md-typeset .tabbed-set > input:checked + label {
  color: var(--fd-ink);
  border-color: var(--fd-volt-strong);
}

/* Admonitions */
.md-typeset .admonition,
.md-typeset details:not(.fd-copy-menu) {
  color: var(--fd-ink);
  background: var(--fd-surface);
  border: 1px solid var(--fd-border) !important;
  border-left: 3px solid var(--fd-volt-strong) !important;
  border-radius: 0;
  box-shadow: none;
}

.md-typeset .admonition-title,
.md-typeset details:not(.fd-copy-menu) > summary {
  color: var(--fd-ink);
  font-family: var(--fd-display);
  font-weight: 700;
  background: var(--fd-surface-2);
}
.md-typeset .admonition-title::before,
.md-typeset details:not(.fd-copy-menu) > summary::before {
  background-color: var(--fd-volt-strong) !important;
}

.md-typeset .admonition.danger,
.md-typeset details.danger {
  border-left-color: var(--fd-danger) !important;
}
.md-typeset .admonition.danger > .admonition-title::before,
.md-typeset details.danger > summary::before {
  background-color: var(--fd-danger) !important;
}

/* Tables */
.md-typeset__table {
  display: block;
  overflow-x: auto;
}

.md-typeset table:not([class]) {
  display: table;
  min-width: 100%;
  font-size: 0.72rem;
  border: 1px solid var(--fd-border);
  border-radius: 0;
  box-shadow: none;
}

.md-typeset table:not([class]) th {
  color: var(--fd-ink);
  font-family: var(--fd-display);
  font-weight: 700;
  background: var(--fd-surface-2);
}

.md-typeset table:not([class]) td,
.md-typeset table:not([class]) th {
  padding: 0.65rem 0.75rem;
  border-color: var(--fd-border);
}

.md-typeset table:not([class]) tbody tr:hover {
  background: color-mix(in srgb, var(--fd-volt) 7%, transparent);
}

/* Mermaid */
.mermaid {
  margin: 1.5rem 0;
  padding: 1rem;
  overflow-x: auto;
  background: var(--fd-surface);
  border: 1px solid var(--fd-border);
}

[data-md-color-scheme="slate"] .mermaid .node rect,
[data-md-color-scheme="slate"] .mermaid .node polygon,
[data-md-color-scheme="slate"] .mermaid .cluster rect {
  fill: #111411 !important;
  stroke: #4b5547 !important;
}

[data-md-color-scheme="slate"] .mermaid .nodeLabel,
[data-md-color-scheme="slate"] .mermaid .label,
[data-md-color-scheme="slate"] .mermaid text {
  color: #eef4e8 !important;
  fill: #eef4e8 !important;
}

[data-md-color-scheme="slate"] .mermaid .flowchart-link,
[data-md-color-scheme="slate"] .mermaid .messageLine0,
[data-md-color-scheme="slate"] .mermaid .messageLine1 {
  stroke: #788372 !important;
}

[data-md-color-scheme="slate"] .mermaid .marker {
  fill: var(--fd-volt) !important;
  stroke: var(--fd-volt) !important;
}

[data-md-color-scheme="default"] .mermaid .node rect,
[data-md-color-scheme="default"] .mermaid .node polygon,
[data-md-color-scheme="default"] .mermaid .cluster rect {
  fill: #fff !important;
  stroke: #8d9887 !important;
}

/* Buttons */
.md-typeset .md-button,
.md-typeset .btn {
  padding: 0.65rem 1rem;
  color: var(--fd-ink);
  font-family: var(--fd-display);
  font-weight: 700;
  text-decoration: none;
  background: transparent;
  border: 1px solid var(--fd-ink);
  border-radius: var(--fd-radius);
  box-shadow: none;
}

.md-typeset .md-button--primary,
.md-typeset .btn--primary {
  color: var(--fd-black);
  background: var(--fd-volt);
  border-color: var(--fd-volt);
}

.md-typeset .md-button:hover,
.md-typeset .md-button:focus-visible,
.md-typeset .btn:hover,
.md-typeset .btn:focus-visible {
  color: var(--fd-black);
  background: var(--fd-volt);
  border-color: var(--fd-volt);
  transform: none;
}

/* Home */
.fd-home {
  margin-top: -2rem;
}

.fd-home .fd-hero {
  position: relative;
  margin: 0 calc(50% - 50vw) 3rem;
  padding: clamp(3rem, 7vw, 6.5rem) max(1.5rem, calc((100vw - 80rem) / 2));
  color: #f6f8f2;
  background: var(--fd-black);
  border-bottom: 1px solid #292d29;
}

.fd-home .fd-hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(18rem, 0.8fr);
  gap: clamp(2rem, 6vw, 6rem);
  align-items: end;
  max-width: 80rem;
  margin: 0 auto;
}

.fd-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  margin: 0 0 1.25rem;
  color: var(--fd-volt);
  font: 600 0.7rem/1.4 var(--fd-mono);
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.fd-kicker::before {
  width: 0.55rem;
  height: 0.55rem;
  content: "";
  background: var(--fd-volt);
}

.fd-home .fd-title {
  max-width: 15ch;
  margin: 0;
  color: #fff;
  font-size: clamp(2.8rem, 6vw, 4.85rem);
  line-height: 0.94;
  letter-spacing: -0.06em;
}

.fd-home .fd-title em {
  color: var(--fd-volt);
  font-style: normal;
}

.fd-home .fd-lede {
  max-width: 40rem;
  margin: 1.4rem 0 0;
  color: #bdc5b8;
  font-size: clamp(0.92rem, 1.4vw, 1.08rem);
  line-height: 1.55;
}

.fd-home .fd-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 1.75rem;
}

.fd-home .fd-cta .btn:not(.btn--primary) {
  color: #fff;
  border-color: #525a50;
}

.fd-home .fd-cta .btn:not(.btn--primary):hover {
  color: var(--fd-black);
  border-color: var(--fd-volt);
}

.fd-system-map {
  padding: 1rem;
  font-family: var(--fd-mono);
  border: 1px solid #424942;
  border-top: 3px solid var(--fd-volt);
}

.fd-system-map__label {
  margin: 0 0 0.9rem;
  color: #7f897a;
  font-size: 0.6rem;
  letter-spacing: 0.08em;
}

.fd-system-map__row {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1.2fr;
  gap: 0.5rem;
  align-items: center;
}

.fd-system-map__node {
  padding: 0.65rem 0.5rem;
  color: #fff;
  font-size: 0.65rem;
  text-align: center;
  border: 1px solid #515a4e;
}

.fd-system-map__node--active {
  color: var(--fd-black);
  font-weight: 700;
  background: var(--fd-volt);
  border-color: var(--fd-volt);
}

.fd-system-map__arrow {
  color: var(--fd-volt);
}

.fd-system-map__foot {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 0.9rem;
  padding-top: 0.75rem;
  color: #99a395;
  font-size: 0.55rem;
  border-top: 1px solid #303630;
}

.fd-home__body {
  max-width: 72rem;
  margin: 0 auto;
}

.fd-proof-line {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin: 2.25rem 0 3.5rem;
  border: 1px solid var(--fd-border);
  border-top: 3px solid var(--fd-volt-strong);
}

.fd-proof {
  min-width: 0;
  padding: 1.25rem;
  background: var(--fd-surface);
  border-right: 1px solid var(--fd-border);
}

.fd-proof:last-child {
  border-right: 0;
}

.fd-proof strong {
  display: block;
  font: 700 1.65rem/1 var(--fd-display);
  letter-spacing: -0.04em;
}

.fd-proof span {
  display: block;
  margin-top: 0.4rem;
  color: var(--fd-muted);
  font: 500 0.62rem/1.4 var(--fd-mono);
}

.fd-section-label {
  margin: 0 0 0.65rem;
  color: #527000;
  font: 600 0.62rem/1.3 var(--fd-mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

[data-md-color-scheme="slate"] .fd-section-label {
  color: var(--fd-volt);
}

.fd-home h2 {
  max-width: 24ch;
  margin-top: 0;
  padding-top: 0;
  font-size: clamp(1.8rem, 3.5vw, 2.7rem);
  border-top: 0;
}

.fd-capability-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: 1.5rem 0 4rem;
  border-top: 1px solid var(--fd-border);
  border-left: 1px solid var(--fd-border);
}

.fd-capability {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  padding: 1.4rem;
  color: var(--fd-ink) !important;
  text-decoration: none !important;
  background: var(--fd-surface);
  border-right: 1px solid var(--fd-border);
  border-bottom: 1px solid var(--fd-border);
}

.fd-capability:hover,
.fd-capability:focus-visible {
  background: color-mix(in srgb, var(--fd-volt) 9%, var(--fd-surface));
  outline: 2px solid var(--fd-volt-strong);
  outline-offset: -2px;
}

.fd-capability__index {
  color: #668400;
  font: 600 0.62rem/1.4 var(--fd-mono);
}

.fd-capability h3 {
  margin: 0;
  font-size: 1rem;
}

.fd-capability p {
  margin: 0.35rem 0 0;
  color: var(--fd-muted);
  font-size: 0.76rem;
  line-height: 1.5;
}

.fd-boundary {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  margin: 1.5rem 0 4rem;
  border: 1px solid var(--fd-border);
}

.fd-boundary > div {
  padding: 1.4rem;
}

.fd-boundary > div + div {
  border-left: 1px solid var(--fd-border);
}

.fd-boundary h3 {
  margin-top: 0;
}

.fd-boundary ul {
  margin-bottom: 0;
}

/* Blog */
.md-post__meta,
.md-post__action {
  font-family: var(--fd-mono);
}

/* Footer */
.md-footer {
  border-top: 1px solid #252825;
}

.md-footer-meta {
  background: var(--fd-black);
}

/* Responsive */
@media screen and (max-width: 76.234375em) {
  .md-sidebar--primary {
    padding: 0;
  }

  .md-nav--primary .md-nav__title {
    height: auto;
    padding: 1.1rem 1rem;
    color: #fff;
    font-family: var(--fd-display);
    background: var(--fd-black);
    border-bottom: 2px solid var(--fd-volt);
  }

  .md-nav--primary .md-nav__list {
    background: var(--fd-paper);
  }

  .md-nav--primary .md-nav__link--active {
    color: var(--fd-black);
    background: var(--fd-volt);
  }
}

@media screen and (max-width: 60em) {
  .md-content__inner {
    max-width: 52rem;
    padding-right: 1.25rem;
    padding-left: 1.25rem;
  }

  .fd-home .fd-hero__inner {
    grid-template-columns: 1fr;
    align-items: start;
  }

  .fd-system-map {
    max-width: 38rem;
  }

  .fd-proof-line {
    grid-template-columns: repeat(2, 1fr);
  }

  .fd-proof:nth-child(2) {
    border-right: 0;
  }

  .fd-proof:nth-child(-n + 2) {
    border-bottom: 1px solid var(--fd-border);
  }
}

@media screen and (max-width: 44rem) {
  :root {
    --fd-header-height: 3.25rem;
  }

  .md-content__inner {
    padding: 1.5rem 1rem 3rem;
  }

  .md-typeset {
    font-size: 0.77rem;
  }

  .md-typeset h2 {
    margin-top: 2.6rem;
  }

  .fd-page-heading {
    display: block;
  }

  .fd-page-tools {
    margin-top: 0.9rem;
  }

  .fd-home {
    margin-top: -1.5rem;
  }

  .fd-home .fd-hero {
    padding: 3.25rem 1.1rem;
  }

  .fd-home .fd-title {
    font-size: clamp(2.45rem, 12vw, 3.55rem);
  }

  .fd-system-map__row {
    grid-template-columns: 1fr;
  }

  .fd-system-map__arrow {
    text-align: center;
    transform: rotate(90deg);
  }

  .fd-system-map__foot,
  .fd-cta {
    align-items: stretch;
    flex-direction: column;
  }

  .fd-home .fd-cta .btn {
    text-align: center;
  }

  .fd-proof-line,
  .fd-capability-grid,
  .fd-boundary {
    grid-template-columns: 1fr;
  }

  .fd-proof,
  .fd-proof:nth-child(2),
  .fd-proof:nth-child(-n + 2) {
    border-right: 0;
    border-bottom: 1px solid var(--fd-border);
  }

  .fd-proof:last-child {
    border-bottom: 0;
  }

  .fd-boundary > div + div {
    border-top: 1px solid var(--fd-border);
    border-left: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}

/* Compact technical shell: pastel Bay green and flat fills. */
:root {
  --fd-volt: #a7e8bd;
  --fd-volt-strong: #68c98a;
  --fd-black: #0f1728;
  --fd-ink: #111827;
  --fd-paper: #f8faf9;
  --fd-surface-2: #f0f5f2;
  --fd-border: #d5ded8;
  --fd-muted: #53635b;
  --fd-header-height: 3.2rem;
  --fd-radius: 0.125rem;
}

[data-md-color-scheme="default"] {
  --md-accent-fg-color: #1f6b3d;
  --md-typeset-a-color: #1f6b3d;
  --md-code-bg-color: #edf3ef;
}

[data-md-color-scheme="slate"] {
  --fd-ink: #edf3ef;
  --fd-paper: #151b19;
  --fd-surface: #1a221e;
  --fd-surface-2: #202a25;
  --fd-border: #35433b;
  --fd-muted: #a9b7af;
}

::selection {
  color: var(--fd-black);
  background: var(--fd-volt);
}

.md-header {
  background: var(--fd-black);
  border-bottom-color: #293247;
}

.md-header.fd-scrolled {
  box-shadow: 0 2px 0 rgb(15 23 40 / 16%);
}

.md-header__button.md-logo img,
.md-header__button.md-logo svg {
  width: 1.35rem;
  height: 1.35rem;
}

.md-header__title {
  font-family: var(--fd-mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.md-header__topic:first-child {
  font-size: 0.78rem;
}

.md-header__button:hover,
.md-header__button:focus-visible {
  color: var(--fd-volt);
}

.md-search__form {
  background: #151e1a;
  border-color: #334239;
}

.md-search__form:hover,
.md-search__input:focus {
  background: #111a16;
  border-color: var(--fd-volt-strong);
}

.md-grid {
  max-width: 92rem;
}

.md-content__inner {
  width: 100%;
  max-width: 60rem;
  padding: 1.65rem 1.5rem 4rem;
}

.md-typeset h1 {
  font-size: clamp(1.75rem, 3vw, 2.05rem);
  letter-spacing: -0.045em;
}

.md-typeset h2 {
  font-size: 1.25rem;
}

.fd-copy-page,
.fd-copy-menu > summary {
  min-height: 1.7rem;
  color: var(--fd-muted);
  background: transparent;
  border-color: transparent;
}

.fd-copy-page {
  border-right: 0;
}

.fd-copy-page:hover,
.fd-copy-page:focus-visible,
.fd-copy-menu > summary:hover,
.fd-copy-menu > summary:focus-visible {
  color: var(--fd-ink);
  border-color: transparent;
  background: var(--fd-surface-2);
}

.md-sidebar--secondary .md-nav__title {
  font-family: var(--fd-mono);
  font-size: 0.67rem;
}

.md-sidebar--secondary .md-nav__link {
  padding: 0.24rem 0 0.24rem 0.65rem;
  font-size: 0.61rem;
}

.fd-evidence {
  border-top-width: 1px;
  box-shadow: 5px 5px 0 #dfe7e2;
}

[data-md-color-scheme="slate"] .fd-evidence {
  box-shadow: 5px 5px 0 #0d1210;
}

.fd-evidence__title {
  font-family: var(--fd-mono);
  font-size: 0.64rem;
}

.fd-evidence__row strong {
  font-size: 0.62rem;
}

/* Home: fit the proposition and system map into the first viewport. */
.fd-home .fd-hero {
  margin-bottom: 2.25rem;
  padding: clamp(2.25rem, 3.5vw, 3rem) max(1.5rem, calc((100vw - 82rem) / 2));
  color: #f4f7f5;
  background: var(--fd-black);
  border-bottom-color: #293247;
}

.fd-home .fd-hero__inner {
  grid-template-columns: minmax(0, 1.05fr) minmax(22rem, 0.95fr);
  gap: clamp(2.5rem, 6vw, 6rem);
  align-items: center;
  max-width: 82rem;
}

.fd-kicker {
  color: var(--fd-volt);
  font-size: 0.62rem;
}

.fd-home .fd-title {
  max-width: 12ch;
  font-size: clamp(2.6rem, 4.2vw, 3.45rem);
  line-height: 0.98;
  letter-spacing: -0.055em;
}

.fd-home .fd-title em {
  color: var(--fd-volt);
}

.fd-home .fd-lede {
  max-width: 42rem;
  color: #c2cdc7;
  font-size: clamp(0.82rem, 1.2vw, 0.96rem);
}

.fd-system-map {
  border-color: #516056;
  border-top-width: 1px;
  box-shadow: 7px 7px 0 #1d2a24;
}

.fd-system-map__node--active {
  color: var(--fd-black);
  background: var(--fd-volt);
  border-color: var(--fd-volt);
}

.fd-system-map__arrow {
  color: var(--fd-volt);
}

.fd-proof-line {
  border-top-width: 1px;
  box-shadow: 6px 6px 0 #e2e9e5;
}

.fd-capability-grid {
  box-shadow: 6px 6px 0 #e2e9e5;
}

.fd-capability:hover,
.fd-capability:focus-visible {
  background: #eef8f1;
  outline-color: var(--fd-volt-strong);
}

.fd-section-label,
.fd-capability__index {
  color: #236c40;
}

@media screen and (min-width: 76.25em) {
  .md-sidebar {
    width: 13.5rem;
  }

  .md-sidebar--primary {
    padding: 0.8rem 0.65rem 2rem 0;
    color: #34443b;
    background-color: #f1f6f3;
    background-image: url("../assets/sidebar-pattern.079e7db4357c.svg");
    border-right: 1px solid #cbd8d0;
  }

  .md-sidebar--primary::before {
    background-color: #f1f6f3;
    background-image: url("../assets/sidebar-pattern.079e7db4357c.svg");
  }

  .md-sidebar--primary .md-sidebar__scrollwrap {
    background-color: transparent;
    border-right: 1px solid #cbd8d0;
    scrollbar-color: #a9b9af transparent;
  }

  .md-sidebar--primary .md-nav__title {
    color: var(--fd-black);
  }

  .md-sidebar--primary .md-nav__item--section > .md-nav__link {
    margin-top: 0.8rem;
    color: #66776d;
    font-size: 0.52rem;
    letter-spacing: 0.08em;
  }

  .md-sidebar--primary .md-nav__link {
    margin: 0.05rem 0;
    padding: 0.3rem 0.5rem;
    color: #425348;
    font-size: 0.63rem;
    line-height: 1.3;
    border-radius: 0;
  }

  .md-sidebar--primary .md-nav__link:hover,
  .md-sidebar--primary .md-nav__link:focus-visible {
    color: var(--fd-black);
    background: #e1ebe5;
  }

  .md-sidebar--primary .md-nav__link--active,
  .md-sidebar--primary .md-nav__link--active:hover {
    color: #fff;
    background: var(--fd-black);
  }
}

@media screen and (max-width: 76.234375em) {
  .md-nav--primary .md-nav__title {
    color: #fff;
    font-family: var(--fd-mono);
    background: var(--fd-black);
    border-bottom: 1px solid #293247;
  }

  .md-nav--primary .md-nav__list {
    background-color: #f1f6f3;
    background-image: url("../assets/sidebar-pattern.079e7db4357c.svg");
  }

  .md-nav--primary .md-nav__link {
    font-family: var(--fd-mono);
    font-size: 0.7rem;
  }

  .md-nav--primary .md-nav__link--active {
    color: #fff;
    background: var(--fd-black);
  }
}

@media screen and (max-width: 60em) {
  .fd-home .fd-hero__inner {
    grid-template-columns: 1fr;
  }

  .fd-system-map {
    max-width: 34rem;
  }
}

@media screen and (max-width: 44rem) {
  .fd-home .fd-hero {
    padding: 2rem 1rem;
  }

  .fd-home .fd-title {
    font-size: clamp(2rem, 9vw, 2.6rem);
  }
}

@media screen and (min-width: 76.25em) {
  [data-md-color-scheme="slate"] .md-sidebar--primary,
  [data-md-color-scheme="slate"] .md-sidebar--primary::before,
  [data-md-color-scheme="slate"] .md-sidebar--primary .md-sidebar__scrollwrap {
    background-color: #151d19;
    background-image: none;
    border-color: #35433b;
  }

  [data-md-color-scheme="slate"] .md-sidebar--primary .md-nav__title {
    color: #edf3ef;
    background: #151d19;
  }

  [data-md-color-scheme="slate"] .md-sidebar--primary .md-nav__item--section > .md-nav__link {
    color: #82958a;
  }

  [data-md-color-scheme="slate"] .md-sidebar--primary .md-nav__link {
    color: #adbbb3;
  }

  [data-md-color-scheme="slate"] .md-sidebar--primary .md-nav__link:hover,
  [data-md-color-scheme="slate"] .md-sidebar--primary .md-nav__link:focus-visible {
    color: #edf3ef;
    background: #202a25;
  }

  [data-md-color-scheme="slate"] .md-sidebar--primary .md-nav__link--active,
  [data-md-color-scheme="slate"] .md-sidebar--primary .md-nav__link--active:hover {
    color: var(--fd-black);
    background: var(--fd-volt);
  }
}

.md-header__title,
.md-header__topic:first-child,
.md-search__input,
.md-source {
  font-size: 1rem;
}

body:has(.fd-home) .md-header__inner,
body:has(.fd-home) .md-content__inner {
  max-width: 85rem;
}

/* Information-dense home page. */
.fd-home .fd-hero {
  padding: clamp(1.8rem, 3vw, 2.6rem) max(1.5rem, calc((100vw - 85rem) / 2)) 1.4rem;
}

.fd-home .fd-hero__inner {
  grid-template-columns: minmax(0, 0.9fr) minmax(24rem, 1.1fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
  max-width: 85rem;
}

.fd-home .fd-title {
  max-width: none;
  font-size: clamp(2rem, 2.5vw, 2.2rem);
  line-height: 1;
}

.fd-home .fd-lede {
  max-width: 52ch;
  margin-top: 1rem;
  font-size: clamp(0.78rem, 1vw, 0.9rem);
  line-height: 1.5;
}

.fd-home .fd-cta {
  margin-top: 1.2rem;
}

.fd-home .fd-cta .btn {
  padding: 0.55rem 0.8rem;
  font-family: var(--fd-mono);
  font-size: 0.64rem;
}

.fd-system-map {
  padding: 0.9rem;
}

.fd-system-map__facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 0.8rem;
  border-top: 1px solid #354239;
  border-left: 1px solid #354239;
}

.fd-system-map__facts p {
  display: grid;
  gap: 0.25rem;
  margin: 0;
  padding: 0.65rem;
  border-right: 1px solid #354239;
  border-bottom: 1px solid #354239;
}

.fd-system-map__facts span {
  color: #829087;
  font: 500 0.48rem/1.2 var(--fd-mono);
  letter-spacing: 0.08em;
}

.fd-system-map__facts strong {
  color: #eef3f0;
  font: 500 0.56rem/1.3 var(--fd-mono);
}

.fd-proof-line--hero {
  max-width: 85rem;
  margin: 1.75rem auto 0;
  color: #eef3f0;
  background: transparent;
  border: 0;
  border-top: 1px solid #425047;
  border-bottom: 1px solid #425047;
  box-shadow: none;
}

.fd-proof-line--hero .fd-proof {
  display: flex;
  min-width: 0;
  align-items: baseline;
  gap: 0.55rem;
  padding: 0.7rem 0.85rem;
  color: inherit;
  text-decoration: none;
  background: transparent;
  border-color: #425047;
}

.fd-proof-line--hero a.fd-proof:hover,
.fd-proof-line--hero a.fd-proof:focus-visible {
  background: #18241e;
  outline: 0;
}

.fd-proof-line--hero .fd-proof strong {
  flex: none;
  color: var(--fd-volt);
  font: 700 1rem/1 var(--fd-mono);
  letter-spacing: -0.04em;
}

.fd-proof-line--hero .fd-proof span {
  margin: 0;
  color: #b9c5be;
  font: 500 0.52rem/1.3 var(--fd-mono);
}

.fd-capability-ribbon {
  display: grid;
  grid-template-columns: repeat(8, minmax(0, 1fr));
  max-width: 85rem;
  margin: 0 auto;
  border-left: 1px solid #425047;
}

.fd-capability-ribbon a {
  padding: 0.6rem 0.35rem;
  color: #b9c5be;
  font: 500 0.52rem/1.25 var(--fd-mono);
  text-align: center;
  text-decoration: none;
  border-right: 1px solid #425047;
  border-bottom: 1px solid #425047;
}

.fd-capability-ribbon a:hover,
.fd-capability-ribbon a:focus-visible {
  color: var(--fd-black);
  background: var(--fd-volt);
  outline: 0;
}

.fd-home__body {
  max-width: 100%;
}

.fd-home__body > .fd-section-label {
  margin-top: 3rem;
}

.fd-home__body > .fd-section-label:first-child {
  margin-top: 0;
}

.fd-home h2 {
  max-width: 34ch;
  font-size: clamp(1.45rem, 2.5vw, 2rem);
}

.fd-home .md-typeset__table {
  display: block;
  width: 100%;
  margin: 1.25rem 0 1.5rem;
  overflow-x: auto;
  border: 1px solid var(--fd-ink);
  box-shadow: 6px 6px 0 #e1e8e4;
}

.fd-home table:not([class]) {
  display: table;
  width: 100%;
  min-width: 46rem;
  margin: 0;
  border: 0;
}

.fd-home table:not([class]) th {
  padding: 0.65rem 0.75rem;
  color: var(--fd-ink);
  font: 650 0.62rem/1.35 var(--fd-mono);
  text-align: left;
  background: #edf2ef;
  border-color: var(--fd-border);
}

.fd-home table:not([class]) td {
  padding: 0.7rem 0.75rem;
  font-size: 0.7rem;
  line-height: 1.45;
  vertical-align: top;
  border-color: var(--fd-border);
}

.fd-home table:not([class]) tbody tr:nth-child(even) {
  background: #f0f4f2;
}

[data-md-color-scheme="slate"] .fd-home .md-typeset__table {
  border-color: #65736a;
  box-shadow: 6px 6px 0 #0b100e;
}

[data-md-color-scheme="slate"] .fd-home table:not([class]) th {
  color: #edf3ef;
  background: #202a25;
}

[data-md-color-scheme="slate"] .fd-home table:not([class]) tbody tr:nth-child(even) {
  background: #1a221e;
}

@media screen and (max-width: 60em) {
  .fd-home .fd-hero__inner {
    grid-template-columns: 1fr;
    gap: 1.75rem;
  }

  .fd-proof-line--hero {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .fd-proof-line--hero .fd-proof:nth-child(2) {
    border-right: 0;
  }

  .fd-capability-ribbon {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media screen and (max-width: 44rem) {
  .fd-home .fd-hero {
    padding: 1.6rem 1rem 1rem;
  }

  .fd-home .fd-title {
    font-size: clamp(2rem, 10vw, 2.5rem);
  }

  .fd-system-map__row {
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr) auto minmax(0, 1fr);
    gap: 0.3rem;
  }

  .fd-system-map__arrow {
    font-size: 0.7rem;
    transform: none;
  }

  .fd-system-map__node {
    padding: 0.55rem 0.25rem;
    font-size: 0.5rem;
  }

  .fd-system-map__facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .fd-system-map__facts p {
    padding: 0.5rem 0.35rem;
  }

  .fd-system-map__facts strong {
    font-size: 0.48rem;
  }

  .fd-proof-line--hero {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .fd-proof-line--hero .fd-proof,
  .fd-proof-line--hero .fd-proof:nth-child(2) {
    border-right: 1px solid #425047;
    border-bottom: 1px solid #425047;
  }

  .fd-proof-line--hero .fd-proof:nth-child(2n) {
    border-right: 0;
  }

  .fd-proof-line--hero .fd-proof:nth-last-child(-n + 2) {
    border-bottom: 0;
  }

  .fd-capability-ribbon {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .fd-home__body {
    padding-right: 0.15rem;
    padding-left: 0.15rem;
  }
}

/* One rem is the shared reading and interface size. */
.md-typeset,
.md-header__title,
.md-header__topic:first-child,
.md-search__input,
.md-source,
.md-nav__title,
.md-nav__link {
  font-size: 1rem;
}

.md-typeset h1,
.fd-home .fd-title {
  font-size: 2.8rem;
  line-height: 1.15;
}

.md-typeset h2 {
  font-size: 1.6rem;
}

.md-typeset h3 {
  font-size: 1.25rem;
}

.md-typeset pre,
.md-typeset pre code,
.md-typeset .highlight code {
  font-size: 0.875rem;
  line-height: 1.5;
}

.md-typeset table:not([class]) th,
.md-typeset table:not([class]) td,
.md-typeset .admonition,
.md-typeset .admonition-title,
.md-typeset details:not(.fd-copy-menu),
.md-typeset details:not(.fd-copy-menu) > summary,
.fd-home table:not([class]) th,
.fd-home table:not([class]) td,
.fd-home .fd-lede,
.fd-home .btn,
.fd-section-label,
.fd-system-map__node,
.fd-system-map__facts span,
.fd-system-map__facts strong,
.fd-proof-line--hero .fd-proof span,
.fd-capability-ribbon a {
  font-size: 1rem;
}

/* Sidebars and their evidence rail share the compact 14px scale. */
.md-sidebar--primary .md-nav__item--section > .md-nav__link,
.md-sidebar--primary .md-nav__link,
.md-sidebar--secondary .md-nav__title,
.md-sidebar--secondary .md-nav__link,
.fd-evidence__title,
.fd-evidence__row span,
.fd-evidence__row strong {
  font-size: 0.875rem;
}

/* Diagram labels use the 1rem reading size. */
.fd-kicker,
.fd-system-map__kicker,
.mermaid .nodeLabel,
.mermaid .edgeLabel,
.mermaid text {
  font-size: 1rem;
}

/* Eo mascot system: full character in the hero, head mark in compact contexts. */
.md-header__button.md-logo img,
.md-header__button.md-logo svg {
  width: 1.9rem;
  height: 1.9rem;
  object-fit: contain;
}

.fd-hero__actions {
  display: flex;
  gap: 0.9rem;
  align-items: flex-end;
  margin-top: 1.2rem;
}
.fd-home .fd-hero__actions .fd-cta {
  margin-top: 0;
}
.fd-hero__mascot {
  flex: 0 0 auto;
  width: 3.75rem;
  margin-bottom: -0.15rem;
}
.fd-hero__mascot img {
  display: block;
  width: 100%;
  height: auto;
  filter: drop-shadow(0.16rem 0.2rem 0 rgb(4 13 9 / 40%));
}

.fd-eo-note {
  display: grid;
  grid-template-columns: 4rem minmax(0, 1fr);
  gap: 1rem;
  align-items: center;
  margin: 1.5rem 0 2rem;
  padding: 0.9rem 1rem;
  color: var(--fd-ink);
  background: #edf4e8;
  border: 1px solid #789b6d;
  border-left: 0.35rem solid #477a50;
  box-shadow: 4px 4px 0 #d7e2d4;
}

.fd-eo-note img {
  display: block;
  width: 4rem;
  height: 4rem;
}

.fd-eo-note strong {
  display: block;
  margin-bottom: 0.22rem;
  color: #315b3e;
  font: 700 0.72rem/1.25 var(--fd-mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.fd-eo-note p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.5;
}

.fd-eo-note--success {
  border-left-color: #315b3e;
}

[data-md-color-scheme="slate"] .fd-eo-note {
  color: #edf3ef;
  background: #18221c;
  border-color: #526f57;
  border-left-color: #8cad7b;
  box-shadow: 4px 4px 0 #0b100e;
}

[data-md-color-scheme="slate"] .fd-eo-note strong {
  color: #b8d39f;
}


@media screen and (max-width: 44rem) {
  .fd-hero__actions {
    gap: 0.65rem;
    align-items: center;
  }

  .fd-hero__mascot {
    width: 3rem;
    margin-bottom: 0;
  }

  .fd-eo-note {
    grid-template-columns: 3rem minmax(0, 1fr);
    gap: 0.75rem;
    padding: 0.75rem;
  }

  .fd-eo-note img {
    width: 3rem;
    height: 3rem;
  }
}

/* Mobile navigation uses one scrollable index instead of section drill-down screens. */
@media screen and (max-width: 76.234375em) {
  .md-sidebar--primary {
    width: min(22rem, calc(100vw - 3rem));
  }

  [dir="ltr"] .md-sidebar--primary {
    left: 0;
    transform: translateX(-100%);
  }

  [dir="rtl"] .md-sidebar--primary {
    right: 0;
    transform: translateX(100%);
  }

  [data-md-toggle="drawer"]:checked ~ .md-container .md-sidebar--primary {
    transform: translateX(0);
  }

  .md-nav--primary {
    display: block;
    overflow-y: auto;
  }

  .md-nav--primary > .md-nav__title {
    display: flex;
    min-height: 4rem;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
  }

  .md-nav--primary > .md-nav__title .md-logo {
    position: static;
    margin: 0;
    padding: 0;
  }

  .md-nav--primary .md-nav {
    position: static;
    width: auto;
    height: auto;
    visibility: visible;
    opacity: 1;
    transform: none;
  }

  .md-nav--primary .md-nav > .md-nav__title {
    display: none;
  }

  .md-nav--primary .md-nav--secondary {
    display: none !important;
  }

  .md-nav--primary label[for="__toc"] {
    display: none;
  }

  .md-nav--primary label[for="__toc"] + a.md-nav__link {
    display: flex;
  }

  .md-nav--primary .md-nav__list {
    transform: none;
  }

  .md-nav--primary .md-nav__item--section > .md-nav__link .md-nav__icon,
  .md-nav--primary .md-nav__item--section > .md-nav__container > label {
    display: none;
  }
}