/*
 * Pantheon Blueprint
 * A dark-first technical theme for the Pantheon Blueprint reference architecture.
 */

:root,
[data-md-color-scheme="default"] {
  --pantheon-font-sans: "Geist", "Inter", -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
  --pantheon-font-mono: "Geist Mono", "SFMono-Regular", Consolas,
    "Liberation Mono", monospace;
  --pantheon-bg: #f7f8fb;
  --pantheon-bg-subtle: #f0f3f8;
  --pantheon-surface: #ffffff;
  --pantheon-surface-raised: #ffffff;
  --pantheon-surface-hover: #f5f8ff;
  --pantheon-border: #dfe4ec;
  --pantheon-border-strong: #cbd3df;
  --pantheon-text: #172033;
  --pantheon-text-muted: #596579;
  --pantheon-text-dim: #7b8799;
  --pantheon-accent: #2563eb;
  --pantheon-accent-strong: #1d4ed8;
  --pantheon-accent-soft: rgba(37, 99, 235, 0.09);
  --pantheon-accent-border: rgba(37, 99, 235, 0.25);
  --pantheon-glow: rgba(37, 99, 235, 0.13);
  --pantheon-code-bg: #eef2f8;
  --pantheon-scanline: rgba(18, 32, 54, 0.025);
  --pantheon-shadow: 0 12px 36px rgba(28, 39, 60, 0.08);

  --md-default-bg-color: var(--pantheon-bg);
  --md-default-fg-color: var(--pantheon-text);
  --md-default-fg-color--light: var(--pantheon-text-muted);
  --md-default-fg-color--lighter: var(--pantheon-text-dim);
  --md-primary-fg-color: #ffffff;
  --md-primary-bg-color: var(--pantheon-text);
  --md-accent-fg-color: var(--pantheon-accent);
  --md-code-bg-color: var(--pantheon-code-bg);
  --md-code-fg-color: #263249;
  --md-typeset-a-color: var(--pantheon-accent);
}

[data-md-color-scheme="slate"] {
  --pantheon-bg: #080b12;
  --pantheon-bg-subtle: #0c111b;
  --pantheon-surface: #0e1420;
  --pantheon-surface-raised: #111927;
  --pantheon-surface-hover: #151f30;
  --pantheon-border: #1c293b;
  --pantheon-border-strong: #2b3b52;
  --pantheon-text: #e8edf5;
  --pantheon-text-muted: #98a6ba;
  --pantheon-text-dim: #637086;
  --pantheon-accent: #4b8cff;
  --pantheon-accent-strong: #76a8ff;
  --pantheon-accent-soft: rgba(75, 140, 255, 0.09);
  --pantheon-accent-border: rgba(75, 140, 255, 0.25);
  --pantheon-glow: rgba(59, 130, 246, 0.16);
  --pantheon-code-bg: #090e17;
  --pantheon-scanline: rgba(207, 226, 255, 0.018);
  --pantheon-shadow: 0 18px 48px rgba(0, 0, 0, 0.28);

  --md-default-bg-color: var(--pantheon-bg);
  --md-default-fg-color: var(--pantheon-text);
  --md-default-fg-color--light: var(--pantheon-text-muted);
  --md-default-fg-color--lighter: var(--pantheon-text-dim);
  --md-primary-fg-color: #080b12;
  --md-primary-bg-color: var(--pantheon-text);
  --md-accent-fg-color: var(--pantheon-accent);
  --md-code-bg-color: var(--pantheon-code-bg);
  --md-code-fg-color: #c9d5e7;
  --md-typeset-a-color: var(--pantheon-accent);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-padding-top: 4.5rem;
}

body {
  background: var(--pantheon-bg);
  color: var(--pantheon-text);
  font-family: var(--pantheon-font-sans);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body::after {
  position: fixed;
  z-index: 20;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    var(--pantheon-scanline) 0,
    var(--pantheon-scanline) 1px,
    transparent 1px,
    transparent 4px
  );
  content: "";
  pointer-events: none;
}

code,
kbd,
pre,
.md-typeset code,
.md-typeset kbd {
  font-family: var(--pantheon-font-mono);
}

::selection {
  background: var(--pantheon-accent);
  color: #fff;
}

:where(a, button, input, summary, [tabindex]):focus-visible {
  border-radius: 0.2rem;
  outline: 2px solid var(--pantheon-accent);
  outline-offset: 3px;
}

/* Material shell */

.md-header {
  border-bottom: 1px solid var(--pantheon-border);
  background: color-mix(in srgb, var(--pantheon-bg) 88%, transparent);
  box-shadow: none;
  color: var(--pantheon-text);
  backdrop-filter: blur(16px) saturate(135%);
}

.md-header__inner {
  min-height: 3.3rem;
}

.md-header__title {
  font-family: var(--pantheon-font-mono);
  font-size: 0.72rem;
  font-weight: 650;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.md-header__button {
  color: var(--pantheon-text-muted);
}

.md-header__button:hover {
  color: var(--pantheon-accent);
}

.md-search__form {
  border: 1px solid var(--pantheon-border);
  border-radius: 0.45rem;
  background: var(--pantheon-bg-subtle);
}

.md-search__form:hover,
.md-search__input:focus {
  border-color: var(--pantheon-accent-border);
  background: var(--pantheon-surface);
}

.md-search__output {
  border: 1px solid var(--pantheon-border);
  background: var(--pantheon-surface);
  box-shadow: var(--pantheon-shadow);
}

.md-tabs {
  border-bottom: 1px solid var(--pantheon-border);
  background: var(--pantheon-bg);
  color: var(--pantheon-text-muted);
}

.md-tabs__link {
  font-family: var(--pantheon-font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.04em;
}

.md-tabs__link:hover,
.md-tabs__item--active .md-tabs__link {
  color: var(--pantheon-accent);
}

.md-sidebar {
  color: var(--pantheon-text-muted);
}

.md-sidebar__scrollwrap {
  scrollbar-color: var(--pantheon-border-strong) transparent;
}

.md-nav__title {
  background: var(--pantheon-bg) !important;
  color: var(--pantheon-text);
  font-family: var(--pantheon-font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.md-nav__link {
  border-radius: 0.35rem;
  color: var(--pantheon-text-muted);
  font-size: 0.75rem;
  transition: background-color 140ms ease, color 140ms ease;
}

.md-nav__link:hover {
  background: var(--pantheon-accent-soft);
  color: var(--pantheon-text);
}

.md-nav__link--active {
  color: var(--pantheon-accent) !important;
  font-weight: 600;
}

.md-nav__link--active::before {
  color: var(--pantheon-accent);
  content: "›";
  font-family: var(--pantheon-font-mono);
  margin-right: 0.35rem;
}

.md-main {
  position: relative;
}

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

.md-content__inner {
  padding-top: 2.25rem;
  padding-bottom: 4rem;
}

.md-footer {
  border-top: 1px solid var(--pantheon-border);
  background: var(--pantheon-bg-subtle);
  color: var(--pantheon-text-muted);
}

.md-footer-meta {
  background: var(--pantheon-bg);
}

.md-footer__link:hover {
  color: var(--pantheon-accent);
}

/* Core document typography */

.md-typeset {
  color: var(--pantheon-text-muted);
  font-size: 0.76rem;
  line-height: 1.72;
}

.md-typeset h1,
.md-typeset h2,
.md-typeset h3,
.md-typeset h4 {
  color: var(--pantheon-text);
  font-family: var(--pantheon-font-sans);
  font-weight: 650;
  letter-spacing: -0.025em;
}

.md-typeset h1 {
  margin-bottom: 1.2rem;
  font-size: clamp(2rem, 4vw, 2.7rem);
  line-height: 1.08;
}

.md-typeset h2 {
  margin-top: 2.8rem;
  padding-bottom: 0.55rem;
  border-bottom: 1px solid var(--pantheon-border);
  font-size: 1.35rem;
}

.md-typeset h2::before {
  color: var(--pantheon-accent);
  content: "//";
  font-family: var(--pantheon-font-mono);
  font-size: 0.68em;
  font-weight: 500;
  letter-spacing: -0.08em;
  margin-right: 0.5rem;
}

.md-typeset h3 {
  margin-top: 2rem;
  font-size: 1rem;
}

.md-typeset h4 {
  color: var(--pantheon-text-muted);
  font-family: var(--pantheon-font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.02em;
}

.md-typeset p,
.md-typeset ul,
.md-typeset ol {
  max-width: 76ch;
}

.md-typeset strong {
  color: var(--pantheon-text);
  font-weight: 650;
}

.md-typeset a {
  color: var(--pantheon-accent);
  text-decoration-color: transparent;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
  transition: color 140ms ease, text-decoration-color 140ms ease;
}

.md-typeset a:hover {
  color: var(--pantheon-accent-strong);
  text-decoration-color: currentColor;
}

.md-typeset blockquote {
  border-left: 2px solid var(--pantheon-accent);
  background: linear-gradient(90deg, var(--pantheon-accent-soft), transparent);
  color: var(--pantheon-text-muted);
  padding: 0.7rem 1rem;
}

.md-typeset hr {
  border-color: var(--pantheon-border);
}

/* Code, tables, admonitions, and diagrams */

.md-typeset code {
  border: 1px solid var(--pantheon-border);
  border-radius: 0.28rem;
  background: var(--pantheon-code-bg);
  color: var(--pantheon-text);
  font-size: 0.86em;
  padding: 0.08em 0.36em;
}

.md-typeset pre {
  border: 1px solid var(--pantheon-border);
  border-radius: 0.55rem;
  background: var(--pantheon-code-bg);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.025);
}

.md-typeset pre > code {
  border: 0;
  background: transparent;
  font-size: 0.7rem;
  line-height: 1.65;
}

.md-typeset .highlight {
  border-radius: 0.55rem;
}

.md-typeset .highlighttable {
  border: 1px solid var(--pantheon-border);
  border-radius: 0.55rem;
  overflow: hidden;
}

.md-typeset .highlighttable .linenos {
  border-right: 1px solid var(--pantheon-border);
  background: var(--pantheon-bg-subtle);
}

.md-clipboard {
  color: var(--pantheon-text-dim);
}

.md-clipboard:hover {
  color: var(--pantheon-accent);
}

.md-typeset table:not([class]) {
  border: 1px solid var(--pantheon-border);
  border-radius: 0.55rem;
  background: var(--pantheon-surface);
  box-shadow: none;
  overflow: hidden;
}

.md-typeset table:not([class]) th {
  border-bottom: 1px solid var(--pantheon-border-strong);
  background: var(--pantheon-bg-subtle);
  color: var(--pantheon-text);
  font-family: var(--pantheon-font-mono);
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.md-typeset table:not([class]) td {
  border-top-color: var(--pantheon-border);
  color: var(--pantheon-text-muted);
}

.md-typeset table:not([class]) tbody tr {
  transition: background-color 140ms ease;
}

.md-typeset table:not([class]) tbody tr:hover {
  background: var(--pantheon-surface-hover);
}

.md-typeset .admonition,
.md-typeset details {
  border: 1px solid var(--pantheon-border);
  border-left: 3px solid var(--pantheon-accent);
  border-radius: 0.5rem;
  background: var(--pantheon-surface);
  box-shadow: none;
}

.md-typeset .admonition-title,
.md-typeset summary {
  background: var(--pantheon-accent-soft);
  color: var(--pantheon-text);
  font-family: var(--pantheon-font-mono);
  font-size: 0.67rem;
  font-weight: 600;
  letter-spacing: 0.035em;
  text-transform: uppercase;
}

.md-typeset .mermaid {
  margin: 1.5rem 0;
  padding: 1.25rem;
  border: 1px solid var(--pantheon-border);
  border-radius: 0.65rem;
  background:
    linear-gradient(var(--pantheon-accent-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--pantheon-accent-soft) 1px, transparent 1px),
    var(--pantheon-surface);
  background-size: 22px 22px;
  box-shadow: var(--pantheon-shadow);
  overflow-x: auto;
}

/* Pantheon Blueprint hero */

.pantheon-hero {
  position: relative;
  isolation: isolate;
  margin: -2.25rem -1.25rem 3rem;
  padding: clamp(4.5rem, 11vw, 7.5rem) clamp(1.25rem, 5vw, 4.5rem) 4.5rem;
  border-bottom: 1px solid var(--pantheon-border);
  overflow: hidden;
}

.pantheon-hero::before {
  position: absolute;
  z-index: -2;
  top: -18rem;
  left: 50%;
  width: min(56rem, 115vw);
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(
    circle,
    var(--pantheon-glow) 0,
    rgba(59, 130, 246, 0.035) 38%,
    transparent 70%
  );
  content: "";
  transform: translateX(-50%);
}

.pantheon-hero::after {
  position: absolute;
  z-index: -1;
  inset: 0;
  background-image:
    linear-gradient(var(--pantheon-accent-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--pantheon-accent-soft) 1px, transparent 1px);
  background-position: center;
  background-size: 48px 48px;
  content: "";
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.45), transparent 78%);
  opacity: 0.42;
}

.pantheon-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  margin-bottom: 1.35rem;
  padding: 0.38rem 0.7rem;
  border: 1px solid var(--pantheon-accent-border);
  border-radius: 999px;
  background: var(--pantheon-accent-soft);
  color: var(--pantheon-accent);
  font-family: var(--pantheon-font-mono);
  font-size: 0.61rem;
  font-weight: 600;
  letter-spacing: 0.12em;
}

.pantheon-kicker::before {
  width: 0.38rem;
  height: 0.38rem;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 0.8rem var(--pantheon-accent);
  content: "";
}

.md-typeset .pantheon-title {
  max-width: 12ch;
  margin: 0;
  color: var(--pantheon-text);
  font-family: var(--pantheon-font-mono);
  font-size: clamp(2.7rem, 8vw, 5.8rem);
  font-weight: 700;
  letter-spacing: -0.065em;
  line-height: 0.96;
}

.md-typeset .pantheon-subtitle {
  max-width: 34ch;
  margin: 1.2rem 0 1.6rem;
  color: var(--pantheon-accent);
  font-family: var(--pantheon-font-mono);
  font-size: clamp(0.84rem, 2vw, 1.05rem);
  font-weight: 500;
  letter-spacing: -0.025em;
  line-height: 1.5;
}

.md-typeset .pantheon-intro {
  max-width: 73ch;
  margin: 0;
  color: var(--pantheon-text-muted);
  font-size: 0.8rem;
  line-height: 1.8;
}

.pantheon-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 2rem;
}

.md-typeset .pantheon-button {
  display: inline-flex;
  min-height: 2.65rem;
  align-items: center;
  justify-content: center;
  padding: 0.65rem 1rem;
  border: 1px solid transparent;
  border-radius: 0.45rem;
  font-size: 0.7rem;
  font-weight: 650;
  letter-spacing: 0.01em;
  text-decoration: none;
  transition:
    background-color 150ms ease,
    border-color 150ms ease,
    color 150ms ease,
    box-shadow 150ms ease,
    transform 150ms ease;
}

.md-typeset .pantheon-button:hover {
  text-decoration: none;
  transform: translateY(-1px);
}

.md-typeset .pantheon-button--primary {
  border-color: var(--pantheon-accent);
  background: var(--pantheon-accent);
  color: #fff;
  box-shadow: 0 0 1.8rem var(--pantheon-glow);
}

.md-typeset .pantheon-button--primary:hover {
  border-color: var(--pantheon-accent-strong);
  background: var(--pantheon-accent-strong);
  color: #fff;
}

.md-typeset .pantheon-button--secondary {
  border-color: var(--pantheon-border-strong);
  background: color-mix(in srgb, var(--pantheon-surface) 82%, transparent);
  color: var(--pantheon-text);
}

.md-typeset .pantheon-button--secondary:hover {
  border-color: var(--pantheon-accent-border);
  background: var(--pantheon-accent-soft);
  color: var(--pantheon-accent-strong);
}

/* The homepage role map becomes an identity-card grid. */

.md-typeset .md-typeset__table:has(table img[alt$="avatar"]) {
  display: block;
  margin: 1.5rem 0 2.5rem;
}

.md-typeset table:not([class]):has(img[alt$="avatar"]) {
  display: block;
  width: 100%;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  overflow: visible;
}

.md-typeset table:has(img[alt$="avatar"]) thead {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  border: 0;
  clip: rect(0 0 0 0);
  overflow: hidden;
  white-space: nowrap;
}

.md-typeset table:has(img[alt$="avatar"]) tbody {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem;
}

.md-typeset table:has(img[alt$="avatar"]) tbody tr {
  display: grid;
  min-width: 0;
  grid-template-columns: 112px minmax(0, 1fr);
  grid-template-rows: auto 1fr auto;
  gap: 0.25rem 1rem;
  padding: 1rem;
  border: 1px solid var(--pantheon-border);
  border-radius: 0.65rem;
  background: var(--pantheon-surface);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.02);
  overflow: hidden;
  transition:
    border-color 160ms ease,
    background-color 160ms ease,
    box-shadow 160ms ease,
    transform 160ms ease;
}

.md-typeset table:has(img[alt$="avatar"]) tbody tr:hover {
  border-color: var(--pantheon-accent-border);
  background: var(--pantheon-surface-hover);
  box-shadow: var(--pantheon-shadow);
  transform: translateY(-2px);
}

.md-typeset table:has(img[alt$="avatar"]) td {
  display: block;
  min-width: 0;
  padding: 0;
  border: 0;
  color: var(--pantheon-text-muted);
  font-size: 0.68rem;
  line-height: 1.55;
}

.md-typeset table:has(img[alt$="avatar"]) td:first-child {
  position: relative;
  grid-row: 1 / 4;
}

.md-typeset table:has(img[alt$="avatar"]) td:nth-child(2) {
  align-self: end;
  padding-bottom: 0.25rem;
  font-family: var(--pantheon-font-mono);
  font-size: 0.85rem;
  font-weight: 650;
  letter-spacing: -0.02em;
}

.md-typeset table:has(img[alt$="avatar"]) td:nth-child(4) {
  align-self: end;
  margin-top: 0.45rem;
  padding-top: 0.45rem;
  border-top: 1px solid var(--pantheon-border);
  color: var(--pantheon-text-dim);
  font-family: var(--pantheon-font-mono);
  font-size: 0.56rem;
  letter-spacing: 0.01em;
}

.md-typeset table img[alt$="avatar"] {
  display: block;
  width: 112px;
  min-width: 112px;
  max-width: 112px;
  height: 112px;
  margin: 0;
  border: 1px solid var(--pantheon-border-strong);
  border-radius: 0.5rem;
  background: var(--pantheon-bg-subtle);
  object-fit: cover;
  filter: saturate(0.88) contrast(1.04);
  transition: filter 160ms ease;
}

.md-typeset table tr:hover img[alt$="avatar"] {
  filter: saturate(1) contrast(1.04);
}

.md-typeset table td:first-child a:focus-visible img[alt$="avatar"] {
  outline: 2px solid var(--pantheon-accent);
  outline-offset: 3px;
}

/* Portraits on individual role pages. */

.md-typeset p:has(> img[alt$="portrait"]),
.md-typeset p:has(> a > img[alt$="portrait"]) {
  display: flex;
  justify-content: center;
  margin: 1rem 0 0;
}

.md-typeset img[alt$="portrait"] {
  display: block;
  width: 320px;
  max-width: 100%;
  height: auto;
  margin: 0 auto;
  border: 1px solid var(--pantheon-border);
  border-radius: 0.75rem;
  background: var(--pantheon-surface);
  box-shadow: var(--pantheon-shadow);
}

.md-typeset
  :is(
    p:has(> img[alt$="portrait"]),
    p:has(> a > img[alt$="portrait"])
  )
  + blockquote {
  width: min(100%, 34rem);
  margin: 1rem auto 2rem;
  padding: 0.85rem 1rem 0;
  border: 0;
  border-top: 1px solid var(--pantheon-border);
  background: none;
  color: var(--pantheon-text-muted);
  font-size: 0.72rem;
  font-style: italic;
  line-height: 1.65;
  text-align: center;
}

.md-typeset
  :is(
    p:has(> img[alt$="portrait"]),
    p:has(> a > img[alt$="portrait"])
  )
  + blockquote
  > :first-child {
  margin-top: 0;
}

.md-typeset
  :is(
    p:has(> img[alt$="portrait"]),
    p:has(> a > img[alt$="portrait"])
  )
  + blockquote
  > :last-child {
  margin-bottom: 0;
}

@media screen and (max-width: 76.1875em) {
  .md-nav--primary .md-nav__title {
    border-bottom: 1px solid var(--pantheon-border);
    background: var(--pantheon-bg-subtle) !important;
    color: var(--pantheon-text);
  }

  .md-nav--primary .md-nav__item {
    border-top-color: var(--pantheon-border);
  }
}

@media screen and (max-width: 60em) {
  .md-typeset table:has(img[alt$="avatar"]) tbody {
    grid-template-columns: 1fr;
  }
}

@media screen and (max-width: 44.984375em) {
  .md-content__inner {
    padding-top: 1.3rem;
  }

  .pantheon-hero {
    margin: -1.3rem -0.8rem 2.4rem;
    padding: 4rem 0.8rem 3.2rem;
  }

  .md-typeset .pantheon-title {
    font-size: clamp(2.5rem, 15vw, 4rem);
  }

  .pantheon-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .md-typeset .pantheon-button {
    width: 100%;
  }

  .md-typeset table:has(img[alt$="avatar"]) tbody tr {
    grid-template-columns: 112px minmax(0, 1fr);
  }
}

@media screen and (max-width: 25em) {
  .md-typeset table:has(img[alt$="avatar"]) tbody tr {
    grid-template-columns: 1fr;
  }

  .md-typeset table:has(img[alt$="avatar"]) td:first-child {
    grid-row: auto;
  }
}

@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;
  }

  .md-typeset .pantheon-button:hover,
  .md-typeset table:has(img[alt$="avatar"]) tbody tr:hover {
    transform: none;
  }
}