:root {
  --navy-1000: #04111e;
  --navy-950: #071827;
  --navy-900: #0a2035;
  --navy-850: #0d2944;
  --navy-800: #123653;
  --blue-700: #075da8;
  --blue-600: #0874c9;
  --blue-500: #2495df;
  --blue-300: #78c2f0;
  --blue-100: #d9edfb;
  --blue-50: #eff7fc;
  --green-700: #18733a;
  --green-600: #238b49;
  --green-100: #daf2e2;
  --yellow-700: #775500;
  --yellow-500: #d5a11d;
  --yellow-100: #fff2c5;
  --red-700: #a62d38;
  --red-600: #c23a46;
  --red-100: #fce5e8;
  --ink: #17283b;
  --ink-soft: #52667b;
  --paper: #f4f7fa;
  --paper-blue: #eaf3f9;
  --white: #ffffff;
  --line: #d5e0e9;
  --line-strong: #afc0cf;
  --focus: #ffbf47;
  --site-max: 78rem;
  --gutter: 1.25rem;
  --section-space: clamp(4.75rem, 9vw, 8rem);
  --nav-height: 3.5rem;
  --shadow-small: 0 0.4rem 1.3rem rgba(4, 23, 40, 0.08);
  --shadow-large: 0 1.6rem 4rem rgba(2, 15, 28, 0.2);
  --ease: 180ms ease;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-height) + 1rem);
}

body {
  min-width: 0;
  margin: 0;
  overflow-x: clip;
  background: var(--white);
  color: var(--ink);
  font-family: "Segoe UI", system-ui, sans-serif;
  font-size: 1rem;
  line-height: 1.65;
}

main {
  min-width: 0;
  overflow-x: clip;
}

[hidden] {
  display: none !important;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: var(--blue-700);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--blue-600);
}

button {
  font: inherit;
}

h1,
h2,
h3,
h4,
p,
ul,
ol,
dl,
figure {
  margin-top: 0;
}

h1,
h2,
h3,
h4 {
  margin-bottom: 0;
  color: var(--navy-950);
  font-weight: 720;
  line-height: 1.06;
  text-wrap: balance;
}

h1 {
  font-size: clamp(3rem, 7.5vw, 6.25rem);
  letter-spacing: -0.065em;
}

h2 {
  font-size: clamp(2.55rem, 5.2vw, 4.8rem);
  letter-spacing: -0.052em;
}

h3 {
  font-size: clamp(1.25rem, 2.5vw, 1.75rem);
  letter-spacing: -0.025em;
}

h4 {
  font-size: 1rem;
}

code {
  padding: 0.08em 0.28em;
  border: 1px solid rgba(7, 93, 168, 0.16);
  background: rgba(217, 237, 251, 0.55);
  color: #07528e;
  font-family: Consolas, "Cascadia Mono", monospace;
  font-size: 0.88em;
  overflow-wrap: anywhere;
}

:focus-visible {
  outline: 0.2rem solid var(--focus);
  outline-offset: 0.2rem;
}

::selection {
  background: var(--blue-100);
  color: var(--navy-1000);
}

.site-shell {
  width: min(calc(100% - (var(--gutter) * 2)), var(--site-max));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  z-index: 5000;
  top: 0.5rem;
  left: 0.5rem;
  padding: 0.75rem 1rem;
  background: var(--white);
  color: var(--navy-950);
  font-weight: 750;
  transform: translateY(-160%);
  transition: transform var(--ease);
}

.skip-link:focus {
  transform: translateY(0);
}

/* Header and navigation */

.site-header {
  width: 100%;
  border-bottom: 1px solid #274761;
  background: var(--navy-1000);
}

.site-header__inner {
  display: flex;
  min-height: 5rem;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  min-width: 0;
  align-items: center;
  gap: 0.8rem;
  color: var(--white);
  text-decoration: none;
}

.brand:hover {
  color: var(--white);
}

.brand__copy {
  display: grid;
  min-width: 0;
  line-height: 1.15;
}

.brand__copy strong {
  color: var(--white);
  font-size: 0.94rem;
}

.brand__copy span {
  margin-top: 0.3rem;
  color: #8da5bb;
  font-size: 0.7rem;
  letter-spacing: 0.03em;
}

.ad-mark {
  position: relative;
  display: block;
  width: 2.65rem;
  height: 2.65rem;
  flex: 0 0 auto;
}

.ad-mark__root,
.ad-mark__node {
  position: absolute;
  display: block;
  width: 0.58rem;
  height: 0.58rem;
  border: 0.12rem solid #8ed2ff;
  background: var(--navy-1000);
}

.ad-mark__root {
  top: 0.1rem;
  left: 1.04rem;
  border-color: var(--white);
}

.ad-mark__line {
  position: absolute;
  top: 0.82rem;
  left: 0.38rem;
  width: 1.9rem;
  height: 0.88rem;
  border-top: 1px solid var(--blue-500);
  border-right: 1px solid var(--blue-500);
  border-left: 1px solid var(--blue-500);
}

.ad-mark__node {
  top: 1.68rem;
}

.ad-mark__node--one {
  left: 0.1rem;
}

.ad-mark__node--two {
  left: 1.04rem;
  border-color: #64ca87;
}

.ad-mark__node--three {
  right: 0.1rem;
}

.scope-status {
  display: inline-flex;
  min-height: 2.15rem;
  flex: 0 0 auto;
  align-items: center;
  gap: 0.42rem;
  margin: 0;
  padding: 0.42rem 0.65rem;
  border: 1px solid #3b607f;
  background: #0b263f;
  color: #9bb1c5;
  font-family: Consolas, "Cascadia Mono", monospace;
  font-size: 0.67rem;
  letter-spacing: 0.055em;
}

.scope-status > span {
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: var(--green-600);
}

.scope-status b {
  color: #6e879d;
}

.scope-status strong {
  color: #7bd79a;
}

.section-nav {
  position: sticky;
  z-index: 1200;
  top: 0;
  width: 100%;
  border-bottom: 1px solid #254966;
  background: rgba(10, 32, 53, 0.97);
  box-shadow: 0 0.35rem 1.2rem rgba(2, 17, 31, 0.13);
  backdrop-filter: blur(0.8rem);
}

.section-nav__inner {
  position: relative;
  min-height: var(--nav-height);
}

.desktop-nav {
  display: none;
}

.desktop-nav ul,
.mobile-nav__menu ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.mobile-nav {
  width: 100%;
}

.mobile-nav__toggle {
  display: flex;
  width: 100%;
  min-height: var(--nav-height);
  align-items: center;
  justify-content: space-between;
  padding: 0;
  border: 0;
  background: transparent;
  color: #dce9f4;
  cursor: pointer;
  font-size: 0.76rem;
  font-weight: 750;
  letter-spacing: 0.065em;
  text-transform: uppercase;
}

.mobile-nav__icon {
  display: grid;
  width: 1.55rem;
  gap: 0.27rem;
}

.mobile-nav__icon i {
  display: block;
  width: 100%;
  height: 0.1rem;
  background: var(--blue-300);
  transition: transform var(--ease), opacity var(--ease);
}

.mobile-nav__toggle[aria-expanded="true"] .mobile-nav__icon i:first-child {
  transform: translateY(0.37rem) rotate(45deg);
}

.mobile-nav__toggle[aria-expanded="true"] .mobile-nav__icon i:nth-child(2) {
  opacity: 0;
}

.mobile-nav__toggle[aria-expanded="true"] .mobile-nav__icon i:last-child {
  transform: translateY(-0.37rem) rotate(-45deg);
}

.mobile-nav__menu {
  position: absolute;
  top: 100%;
  right: 0;
  width: min(23rem, 100%);
  max-height: calc(100svh - var(--nav-height) - 1rem);
  overflow-y: auto;
  border: 1px solid #557694;
  border-top: 0.2rem solid var(--blue-500);
  background: var(--white);
  box-shadow: var(--shadow-large);
}

.mobile-nav__menu ul {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  padding: 0.65rem;
}

.mobile-nav__menu a {
  display: flex;
  min-height: 3rem;
  align-items: center;
  padding: 0.55rem 0.7rem;
  border-bottom: 1px solid var(--line);
  color: var(--ink);
  font-size: 0.8rem;
  font-weight: 650;
  text-decoration: none;
}

.mobile-nav__menu a:hover {
  background: var(--blue-50);
  color: var(--blue-700);
}

/* Hero */

.hero {
  width: 100%;
  overflow: hidden;
  border-bottom: 1px solid #294b67;
  background-color: var(--navy-900);
  background-image:
    linear-gradient(rgba(106, 164, 207, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(106, 164, 207, 0.05) 1px, transparent 1px);
  background-size: 3.5rem 3.5rem;
}

.hero__layout {
  display: grid;
  gap: 3.5rem;
  padding-block: clamp(4.5rem, 9vw, 7.5rem);
}

.hero__copy {
  min-width: 0;
}

.case-label,
.section-label,
.micro-label {
  color: var(--blue-700);
  font-size: 0.7rem;
  font-weight: 780;
  letter-spacing: 0.095em;
  text-transform: uppercase;
}

.case-label {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.7rem;
  margin-bottom: 3.2rem;
  color: #9cb4ca;
}

.case-label span {
  padding-left: 0.7rem;
  border-left: 0.18rem solid var(--blue-500);
  color: #91d0f8;
}

.hero__eyebrow {
  margin-bottom: 1.1rem;
  color: #7497b3;
  font-size: 0.68rem;
  font-weight: 750;
  letter-spacing: 0.08em;
}

.hero__eyebrow span {
  color: var(--blue-500);
}

.hero h1 {
  max-width: 12ch;
  color: var(--white);
}

.hero h1 span {
  color: #73c6f7;
}

.hero__summary {
  max-width: 42rem;
  margin: 1.75rem 0 2rem;
  color: #b9cadd;
  font-size: clamp(1.05rem, 2vw, 1.25rem);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem 1.3rem;
  margin-bottom: 2.5rem;
}

.hero__actions a {
  display: inline-flex;
  min-height: 3rem;
  align-items: center;
  gap: 0.75rem;
  padding: 0.7rem 0.9rem;
  border: 1px solid #547998;
  color: var(--white);
  font-size: 0.85rem;
  font-weight: 700;
  text-decoration: none;
  transition: border-color var(--ease), background var(--ease), color var(--ease);
}

.hero__actions a:first-child {
  border-color: var(--blue-600);
  background: var(--blue-600);
}

.hero__actions a:hover {
  border-color: #8bcaf2;
  background: rgba(36, 149, 223, 0.12);
}

.hero__actions a:first-child:hover {
  background: var(--blue-500);
}

.hero__actions span {
  color: #9dd6f9;
}

.hero__facts {
  display: grid;
  margin: 0;
  border-top: 1px solid #34516c;
  border-bottom: 1px solid #34516c;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.hero__facts div {
  min-width: 0;
  padding: 0.95rem 0.8rem 0.95rem 0;
}

.hero__facts div:nth-child(even) {
  padding-left: 0.8rem;
  border-left: 1px solid #34516c;
}

.hero__facts dt {
  margin-bottom: 0.25rem;
  color: #7894ac;
  font-size: 0.63rem;
  font-weight: 750;
  letter-spacing: 0.065em;
  text-transform: uppercase;
}

.hero__facts dd {
  margin: 0;
  color: #e7f1f8;
  font-weight: 700;
}

.hero__facts code {
  border: 0;
  background: transparent;
  color: #e7f1f8;
}

.hero__fact-pass dd {
  color: #7bd79a;
}

.hero__fact-pass dd::before {
  display: inline-block;
  width: 0.5rem;
  height: 0.5rem;
  margin-right: 0.4rem;
  border-radius: 50%;
  background: var(--green-600);
  content: "";
}

.hero-map {
  min-width: 0;
  margin: 0;
  border: 1px solid #41627e;
  background: #071a2c;
  box-shadow: var(--shadow-large);
}

.hero-map figcaption {
  display: flex;
  min-height: 3.65rem;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.8rem 1rem;
  border-bottom: 1px solid #2d4e69;
  background: #0b253e;
  color: #7f9cb5;
  font-size: 0.65rem;
  font-weight: 750;
  letter-spacing: 0.075em;
}

.hero-map figcaption strong {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: #77d396;
  font-size: 0.68rem;
}

.hero-map figcaption i {
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: var(--green-600);
}

.hero-map__canvas {
  position: relative;
  padding: clamp(1rem, 3vw, 1.6rem);
  overflow: hidden;
}

.hero-map__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(111, 168, 210, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(111, 168, 210, 0.05) 1px, transparent 1px);
  background-size: 1.5rem 1.5rem;
  pointer-events: none;
}

.map-node,
.map-switch,
.map-machine,
.map-domain {
  position: relative;
  z-index: 1;
}

.map-node {
  display: grid;
  min-width: 0;
  align-items: center;
  padding: 0.78rem;
  border: 1px solid #375a77;
  border-left: 0.2rem solid var(--blue-500);
  background: #0c2741;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.75rem;
}

.map-node__symbol {
  display: grid;
  width: 2.25rem;
  height: 2.25rem;
  border: 1px solid #5c89ad;
  background: #123956;
  color: #bde2f8;
  font-family: Consolas, monospace;
  font-size: 0.65rem;
  font-weight: 800;
  place-items: center;
}

.map-node small,
.map-switch small,
.map-machine small {
  display: block;
  color: #7794ad;
  font-size: 0.61rem;
  font-weight: 750;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.map-node strong,
.map-switch strong {
  display: block;
  color: var(--white);
}

.map-node code,
.map-node em {
  grid-column: 2;
  color: #9ab3c8;
  font-size: 0.68rem;
  font-style: normal;
}

.map-node code {
  border: 0;
  background: transparent;
}

.map-connector {
  position: relative;
  z-index: 1;
  display: grid;
  height: 1.3rem;
  place-items: center;
}

.map-connector span {
  width: 1px;
  height: 100%;
  background: #4b91c4;
}

.map-switch {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.8rem;
  border: 1px solid #7f6f31;
  border-left: 0.2rem solid var(--yellow-500);
  background: #222617;
}

.map-switch em {
  max-width: 10rem;
  color: #e1be59;
  font-size: 0.65rem;
  font-style: normal;
  font-weight: 750;
  text-align: right;
}

.map-branch {
  position: relative;
  z-index: 1;
  display: flex;
  height: 1.6rem;
  justify-content: space-around;
}

.map-branch::before {
  position: absolute;
  top: 0;
  right: 25%;
  left: 25%;
  height: 1px;
  background: #4b91c4;
  content: "";
}

.map-branch span {
  width: 1px;
  height: 100%;
  background: #4b91c4;
}

.map-machines {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 0.8rem;
}

.map-machine {
  min-width: 0;
  padding: 0.95rem;
  border: 1px solid #375a77;
  border-top: 0.18rem solid var(--blue-500);
  background: #0c2741;
}

.map-machine header {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  margin-bottom: 0.7rem;
}

.map-machine header > span {
  display: grid;
  width: 2.25rem;
  height: 2.25rem;
  flex: 0 0 auto;
  border: 1px solid #5c89ad;
  background: #123956;
  color: #bde2f8;
  font-family: Consolas, monospace;
  font-size: 0.65rem;
  font-weight: 800;
  place-items: center;
}

.map-machine h2 {
  color: var(--white);
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

.map-machine p {
  margin-bottom: 0.5rem;
  color: #b7c8d7;
  font-size: 0.75rem;
}

.map-machine p b {
  color: #69b6e8;
}

.map-machine .joined {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  color: #7bd79a;
  font-weight: 750;
}

.map-machine .joined i {
  width: 0.42rem;
  height: 0.42rem;
  border-radius: 50%;
  background: var(--green-600);
}

.map-machine code {
  border-color: #315573;
  background: #071a2c;
  color: #d5eaf7;
}

.map-machine > small {
  margin-top: 0.55rem;
  color: #8bb8d5;
  text-transform: none;
}

.map-domain {
  margin: 1rem 0 0;
  padding: 0.62rem 0.8rem;
  border-left: 0.2rem solid var(--blue-500);
  background: #0b253e;
  color: #819cb3;
  font-size: 0.7rem;
}

.map-domain strong {
  margin-left: 0.4rem;
  color: #d7ebf7;
  font-family: Consolas, monospace;
}

/* Shared section composition */

.page-section {
  width: 100%;
  padding-block: var(--section-space);
}

.section-heading {
  margin-bottom: clamp(3rem, 6vw, 5rem);
}

.section-heading--split {
  display: grid;
  gap: 1.75rem;
}

.section-label {
  margin-bottom: 1rem;
}

.section-label span {
  color: #86a2b9;
}

.section-lead {
  max-width: 43rem;
  margin-bottom: 0;
  color: var(--ink-soft);
  font-size: clamp(1rem, 1.6vw, 1.13rem);
}

.section-heading--dark h2 {
  color: var(--white);
}

.section-heading--dark .section-label {
  color: var(--blue-300);
}

.section-heading--dark .section-lead {
  color: #a9bdce;
}

/* Overview */

.overview {
  background: var(--white);
}

.overview__split {
  display: grid;
  gap: 3rem;
  padding-block: 2rem;
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
}

.overview__objective h3 {
  max-width: 34rem;
  margin-bottom: 1.2rem;
  font-size: clamp(1.65rem, 3.5vw, 2.5rem);
  line-height: 1.2;
}

.overview__objective p:last-child {
  max-width: 40rem;
  margin-bottom: 0;
  color: var(--ink-soft);
}

.overview__ledger {
  border-top: 1px solid var(--line);
}

.overview__ledger div {
  display: grid;
  padding-block: 0.9rem;
  border-bottom: 1px solid var(--line);
  gap: 0.35rem;
}

.overview__ledger span {
  color: var(--blue-700);
  font-size: 0.68rem;
  font-weight: 750;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.overview__ledger strong {
  color: var(--navy-900);
}

.boundary-note {
  display: grid;
  margin-top: 2.5rem;
  padding: 1.3rem;
  border: 1px solid #ddc36e;
  border-left: 0.28rem solid var(--yellow-500);
  background: #fffdf4;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 1rem;
}

.boundary-note > span {
  display: grid;
  width: 1.8rem;
  height: 1.8rem;
  border-radius: 50%;
  background: var(--yellow-500);
  color: var(--navy-950);
  font-weight: 800;
  place-items: center;
}

.boundary-note strong {
  color: var(--yellow-700);
}

.boundary-note p {
  margin: 0.35rem 0 0;
  color: #67572e;
}

.validation-strip {
  display: grid;
  margin: 3rem 0 0;
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
}

.validation-strip div {
  display: grid;
  min-width: 0;
  padding: 1.25rem 0;
}

.validation-strip div + div {
  border-top: 1px solid var(--line);
}

.validation-strip dt {
  color: var(--ink-soft);
  font-size: 0.67rem;
  font-weight: 750;
  letter-spacing: 0.065em;
  text-transform: uppercase;
}

.validation-strip dd {
  margin: 0.2rem 0;
  color: var(--green-700);
  font-size: 1.6rem;
  font-weight: 780;
  letter-spacing: -0.04em;
}

.validation-strip span {
  color: var(--ink-soft);
  font-size: 0.78rem;
}

/* Architecture */

.architecture {
  overflow: hidden;
  background: var(--navy-1000);
  color: #c6d6e4;
}

.architecture-stage {
  margin: 0;
  padding: clamp(0.75rem, 2vw, 1.25rem);
  border: 1px solid #385b77;
  background-color: #071a2b;
  background-image:
    linear-gradient(rgba(91, 149, 192, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(91, 149, 192, 0.055) 1px, transparent 1px);
  background-size: 2.4rem 2.4rem;
}

.architecture-stage > figcaption {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.architecture-stage__boundary {
  padding: clamp(1rem, 3vw, 1.75rem);
  border: 1px solid #54748e;
  background: rgba(4, 17, 30, 0.78);
}

.host-layer {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
  padding-bottom: 1.35rem;
  border-bottom: 1px solid #2c4c66;
}

.host-layer small,
.switch-node small,
.architecture-node small {
  display: block;
  color: #7795ad;
  font-size: 0.64rem;
  font-weight: 750;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.host-layer strong,
.switch-node strong {
  display: block;
  color: var(--white);
  font-size: 1.15rem;
}

.host-layer code {
  border-color: #315573;
  background: #0b2842;
  color: #cce6f6;
}

.hyperv-band {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.3rem 1rem;
  margin-top: 1.3rem;
  padding: 0.75rem 0.9rem;
  border-left: 0.2rem solid var(--blue-500);
  background: #0c2945;
}

.hyperv-band span {
  width: 100%;
  color: #71bde9;
  font-size: 0.64rem;
  font-weight: 750;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.hyperv-band strong {
  color: var(--white);
}

.hyperv-band em {
  color: #8da6ba;
  font-size: 0.78rem;
  font-style: normal;
}

.architecture-line {
  width: 1px;
  height: 1.6rem;
  margin-inline: auto;
  background: #4b91c4;
}

.switch-node {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem;
  border: 1px solid #7c6d30;
  border-left: 0.22rem solid var(--yellow-500);
  background: #232617;
}

.switch-node em {
  max-width: 12rem;
  color: #e0bd59;
  font-size: 0.7rem;
  font-style: normal;
  font-weight: 750;
  text-align: right;
}

.architecture-branches {
  position: relative;
  display: flex;
  height: 2rem;
  justify-content: space-around;
}

.architecture-branches::before {
  position: absolute;
  top: 0;
  right: 25%;
  left: 25%;
  height: 1px;
  background: #4b91c4;
  content: "";
}

.architecture-branches span {
  width: 1px;
  height: 100%;
  background: #4b91c4;
}

.architecture-nodes {
  display: grid;
  gap: 1rem;
}

.architecture-node {
  min-width: 0;
  padding: clamp(1rem, 3vw, 1.5rem);
  border: 1px solid #385d7a;
  border-top: 0.2rem solid var(--blue-500);
  background: #0b243c;
}

.architecture-node > header {
  display: grid;
  min-width: 0;
  align-items: center;
  margin-bottom: 1rem;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 0.75rem;
}

.node-emblem {
  display: grid;
  width: 2.7rem;
  height: 2.7rem;
  border: 1px solid #5b88aa;
  background: #123753;
  color: #bee2f8;
  font-family: Consolas, monospace;
  font-size: 0.72rem;
  font-weight: 800;
  place-items: center;
}

.architecture-node h3 {
  color: var(--white);
}

.node-state {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: #7bd79a;
  font-size: 0.67rem;
  font-weight: 750;
}

.node-state::before {
  width: 0.42rem;
  height: 0.42rem;
  border-radius: 50%;
  background: var(--green-600);
  content: "";
}

.architecture-node dl {
  margin: 0;
}

.architecture-node dl div {
  display: grid;
  min-width: 0;
  padding-block: 0.65rem;
  border-top: 1px solid #294963;
  grid-template-columns: minmax(4rem, 0.65fr) minmax(0, 1.35fr);
  gap: 0.75rem;
}

.architecture-node dt {
  color: #7895ab;
  font-size: 0.76rem;
  font-weight: 650;
}

.architecture-node dd {
  min-width: 0;
  margin: 0;
  color: #deebf4;
  font-size: 0.86rem;
  font-weight: 700;
  text-align: right;
}

.architecture-node code,
.architecture-ledger code {
  border-color: #315573;
  background: #071a2b;
  color: #d4eaf7;
}

.identity-route {
  display: grid;
  align-content: center;
  min-width: 0;
  padding: 1rem;
  border: 1px solid #3b7650;
  background: #102d26;
  color: #8bddaa;
  font-size: 0.68rem;
  font-weight: 700;
  gap: 0.2rem;
  text-align: center;
}

.identity-route strong {
  color: #cef2d8;
  font-family: Consolas, monospace;
  font-size: 0.8rem;
}

.architecture-ledger {
  display: grid;
  margin-top: 2.25rem;
  border-top: 1px solid #31516b;
  border-bottom: 1px solid #31516b;
}

.architecture-ledger > div {
  min-width: 0;
  padding: 1.25rem 0;
}

.architecture-ledger > div + div {
  border-top: 1px solid #31516b;
}

.architecture-ledger span {
  display: block;
  margin-bottom: 0.3rem;
  color: #6fbae9;
  font-size: 0.65rem;
  font-weight: 750;
  letter-spacing: 0.065em;
  text-transform: uppercase;
}

.architecture-ledger strong {
  color: var(--white);
}

.architecture-ledger p {
  margin: 0.45rem 0 0;
  color: #91a8bb;
  font-size: 0.82rem;
}

/* Identity */

.identity {
  background: var(--paper);
}

.identity__layout {
  display: grid;
  gap: 3rem;
}

.directory-tree {
  padding: 1.5rem;
  border: 1px solid var(--line-strong);
  border-left: 0.3rem solid var(--blue-600);
  background: var(--white);
}

.directory-tree__root {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  margin-bottom: 1rem;
  font-size: 1.25rem;
}

.directory-tree__root > span {
  width: 1.5rem;
  height: 1.2rem;
  border: 0.12rem solid var(--blue-600);
  background: var(--blue-100);
}

.directory-tree ul {
  position: relative;
  margin: 0;
  padding-left: 1.45rem;
  list-style: none;
}

.directory-tree ul::before {
  position: absolute;
  top: 0.2rem;
  bottom: 1rem;
  left: 0.35rem;
  width: 1px;
  background: #8fb0c9;
  content: "";
}

.directory-tree li {
  position: relative;
  padding: 0.4rem 0 0.4rem 0.75rem;
}

.directory-tree li::before {
  position: absolute;
  top: 1.05rem;
  left: -1.1rem;
  width: 0.95rem;
  height: 1px;
  background: #8fb0c9;
  content: "";
}

.directory-tree li > span {
  font-weight: 680;
}

.directory-tree li li {
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.department-ledger {
  border-top: 1px solid var(--line-strong);
}

.department-ledger article {
  display: grid;
  min-width: 0;
  align-items: center;
  padding-block: 1.35rem;
  border-bottom: 1px solid var(--line);
  grid-template-columns: 2.4rem minmax(0, 1fr);
  gap: 1rem;
}

.department-ledger__index {
  color: var(--blue-600);
  font-family: Consolas, monospace;
  font-size: 0.72rem;
  font-weight: 800;
}

.department-ledger h3 {
  margin-bottom: 0.35rem;
  font-size: 1.25rem;
}

.department-ledger p {
  margin-bottom: 0;
  color: var(--ink-soft);
}

.department-ledger article > code {
  grid-column: 2;
  width: max-content;
  max-width: 100%;
}

.naming-note {
  margin: 1.5rem 0 0;
  padding: 1rem 0 0 1rem;
  border-left: 0.22rem solid var(--blue-500);
  color: var(--ink-soft);
}

.naming-note strong {
  display: block;
  margin-bottom: 0.4rem;
  color: var(--navy-900);
}

/* Domain services and mail identity */

.domain-services {
  background: var(--white);
}

.domain-services__layout {
  display: grid;
  gap: 4rem;
}

.domain-services__directory h2 {
  max-width: 12ch;
  margin-bottom: 2.5rem;
}

.service-ledger {
  margin: 0;
  border-top: 1px solid var(--line-strong);
}

.service-ledger div {
  display: grid;
  min-width: 0;
  padding-block: 0.9rem;
  border-bottom: 1px solid var(--line);
  gap: 0.45rem;
}

.service-ledger dt {
  color: var(--blue-700);
  font-size: 0.68rem;
  font-weight: 750;
  letter-spacing: 0.055em;
  text-transform: uppercase;
}

.service-ledger dd {
  min-width: 0;
  margin: 0;
  color: var(--navy-900);
  font-weight: 680;
}

.mail-identity {
  align-self: start;
  border-top: 0.45rem solid var(--blue-600);
  background: var(--navy-900);
  color: #cedbe7;
  box-shadow: var(--shadow-small);
}

.mail-identity > .micro-label,
.mail-identity > h3,
.mail-identity > .mail-identity__states,
.mail-boundary {
  margin-inline: clamp(1.5rem, 4vw, 2.5rem);
}

.mail-identity > .micro-label {
  margin-top: 2rem;
  color: var(--blue-300);
}

.mail-identity > h3 {
  margin-bottom: 1.5rem;
  color: var(--white);
  font-size: clamp(1.7rem, 3.4vw, 2.5rem);
}

.mail-identity__states {
  display: grid;
  border-top: 1px solid #39536d;
}

.mail-state {
  padding-block: 1.25rem;
}

.mail-state + .mail-state {
  border-top: 1px solid #39536d;
}

.mail-state h4 {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--white);
}

.mail-state h4 span {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--green-600);
}

.mail-state--boundary h4 span {
  background: var(--yellow-500);
}

.mail-state ul {
  margin-bottom: 0;
  padding-left: 1.2rem;
}

.mail-identity code {
  border-color: #385a76;
  background: #071a2b;
  color: #d3e9f7;
}

.mail-boundary {
  margin-top: 1.25rem;
  margin-bottom: 0;
  padding: 1rem 0 2rem 1rem;
  border-left: 0.22rem solid var(--yellow-500);
  color: #d9c37f;
  font-size: 0.86rem;
}

/* Security policy console */

.security {
  background: var(--navy-950);
  color: #cad8e4;
}

.policy-console {
  border: 1px solid #45647d;
  border-top: 0.35rem solid var(--blue-500);
  background: #071a2b;
  box-shadow: 1rem 1rem 0 rgba(36, 149, 223, 0.1);
}

.policy-console__bar {
  display: flex;
  min-height: 3.5rem;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.8rem 1rem;
  border-bottom: 1px solid #38556e;
  background: #0b2842;
}

.policy-console__bar > span {
  display: flex;
  gap: 0.4rem;
}

.policy-console__bar i {
  width: 0.48rem;
  height: 0.48rem;
  border-radius: 50%;
  background: var(--blue-500);
}

.policy-console__bar i:nth-child(2) {
  background: var(--yellow-500);
}

.policy-console__bar i:nth-child(3) {
  background: var(--green-600);
}

.policy-console__bar p {
  margin: 0;
  color: #8ba5ba;
  font-family: Consolas, monospace;
  font-size: 0.68rem;
}

.policy-console__bar strong {
  color: #79d598;
  font-size: 0.65rem;
  letter-spacing: 0.075em;
}

.policy-console__body {
  display: grid;
}

.policy-block {
  min-width: 0;
  padding: clamp(1.3rem, 3vw, 2rem);
}

.policy-block + .policy-block {
  border-top: 1px solid #38556e;
}

.policy-block > header {
  display: flex;
  min-height: 3rem;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  padding-bottom: 1rem;
}

.policy-block > header span {
  color: var(--blue-300);
  font-size: 0.67rem;
  font-weight: 750;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.policy-block > header strong {
  color: #8ca5b9;
  font-size: 0.68rem;
}

.policy-block > p {
  color: #9db2c4;
}

.policy-block code {
  border-color: #355977;
  background: #041522;
  color: #d2e9f7;
}

.policy-block dl {
  margin: 0;
}

.policy-block dl div {
  display: grid;
  min-width: 0;
  padding-block: 0.7rem;
  border-top: 1px solid #2e4c64;
  gap: 0.45rem;
}

.policy-block dt {
  color: #8fa7ba;
  font-size: 0.78rem;
}

.policy-block dd {
  display: flex;
  min-width: 0;
  align-items: center;
  justify-content: space-between;
  gap: 0.7rem;
  margin: 0;
  color: #e1ebf3;
  font-size: 0.82rem;
  font-weight: 680;
}

.policy-block dd span {
  color: #79d598;
  font-size: 0.62rem;
  letter-spacing: 0.06em;
}

.policy-block--lockout {
  border-top-color: #703d48 !important;
  background: rgba(166, 45, 56, 0.06);
}

.policy-block--lockout > header span {
  color: #ef9ca4;
}

.policy-boundary {
  margin: 2rem 0 0;
  padding: 1rem;
  border: 1px solid #75672f;
  border-left: 0.25rem solid var(--yellow-500);
  background: #262719;
  color: #d8c27b;
  font-size: 0.85rem;
}

.policy-boundary span {
  margin-right: 0.7rem;
  color: #e6c45c;
  font-size: 0.66rem;
  font-weight: 750;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

/* Access and matrix */

.access {
  background: var(--paper-blue);
}

.share-model {
  display: grid;
  border: 1px solid var(--line-strong);
  background: var(--white);
}

.share-model__paths {
  padding: clamp(1.5rem, 4vw, 2.5rem);
  background: var(--navy-900);
  color: var(--white);
}

.share-model__paths .micro-label {
  color: var(--blue-300);
}

.share-model__paths > div {
  display: grid;
  padding-block: 0.85rem;
  border-top: 1px solid #3a5770;
  gap: 0.2rem;
}

.share-model__paths code {
  border: 0;
  background: transparent;
  color: var(--white);
  font-size: 0.95rem;
  font-weight: 750;
}

.share-model__paths span {
  color: #91abc0;
  font-size: 0.76rem;
}

.share-model__controls {
  margin: 0;
  padding: clamp(1.5rem, 4vw, 2.5rem);
}

.share-model__controls div {
  display: grid;
  padding-block: 0.75rem;
  border-bottom: 1px solid var(--line);
  gap: 0.4rem;
}

.share-model__controls div:last-child {
  border-bottom: 0;
}

.share-model__controls dt {
  color: var(--blue-700);
  font-size: 0.68rem;
  font-weight: 750;
  letter-spacing: 0.055em;
  text-transform: uppercase;
}

.share-model__controls dd {
  margin: 0;
  color: var(--navy-900);
  font-weight: 680;
}

.access-matrix {
  width: 100%;
  margin-top: 3rem;
  overflow-x: auto;
  border: 1px solid var(--line-strong);
  background: var(--white);
  -webkit-overflow-scrolling: touch;
}

.access-matrix:focus-visible {
  outline-offset: 0.25rem;
}

.access-matrix table {
  width: 100%;
  min-width: 46rem;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.access-matrix caption {
  padding: 1rem 1.2rem;
  border-bottom: 1px solid var(--line-strong);
  background: #f7fafc;
  color: var(--navy-900);
  font-weight: 750;
  text-align: left;
}

.access-matrix th,
.access-matrix td {
  padding: 0.9rem 1rem;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: middle;
}

.access-matrix thead th {
  background: var(--navy-900);
  color: var(--white);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
}

.access-matrix tbody tr:last-child th,
.access-matrix tbody tr:last-child td {
  border-bottom: 0;
}

.access-matrix .allowed {
  background: var(--green-100);
  color: var(--green-700);
}

.access-matrix .allowed span,
.access-matrix .allowed strong {
  display: block;
}

.access-matrix .allowed strong {
  font-size: 0.65rem;
  letter-spacing: 0.075em;
}

.access-matrix .denied {
  background: #fff7f7;
  color: var(--red-700);
  font-weight: 750;
}

.access-note {
  max-width: 55rem;
  margin: 1rem 0 0;
  color: var(--ink-soft);
  font-size: 0.85rem;
}

/* Auditing */

.auditing {
  background: var(--white);
}

.event-ledgers {
  display: grid;
  align-items: stretch;
  gap: 1.5rem;
}

.event-ledger {
  display: grid;
  min-width: 0;
  border: 1px solid var(--line-strong);
  background: var(--white);
  grid-template-rows: auto repeat(4, minmax(3.6rem, auto));
}

.event-ledger header {
  min-height: 7.4rem;
  padding: 1.4rem;
  border-bottom: 1px solid #31516b;
  background: var(--navy-900);
}

.event-ledger header span {
  display: block;
  margin-bottom: 0.45rem;
  color: var(--blue-300);
  font-size: 0.66rem;
  font-weight: 750;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.event-ledger h3 {
  color: var(--white);
}

.event-ledger__row {
  display: grid;
  min-width: 0;
  align-items: center;
  padding-inline: 1.15rem;
  border-bottom: 1px solid var(--line);
  grid-template-columns: minmax(4.5rem, 0.3fr) minmax(0, 1fr);
  gap: 1rem;
}

.event-ledger__row:last-child {
  border-bottom: 0;
}

.event-ledger__head {
  min-height: 2.8rem;
  background: var(--paper);
  color: var(--ink-soft);
  font-size: 0.64rem;
  font-weight: 750;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.event-ledger__row strong {
  padding-left: 0.75rem;
  border-left: 0.22rem solid var(--blue-600);
  color: var(--blue-700);
  font-family: Consolas, monospace;
  font-size: 1rem;
}

.event-ledger__row--danger strong {
  border-color: var(--red-600);
  color: var(--red-700);
}

.event-ledger__row--success strong {
  border-color: var(--green-600);
  color: var(--green-700);
}

.audit-boundary {
  margin-top: 1.5rem;
  padding: 1.25rem;
  border: 1px solid #ddc36e;
  border-left: 0.28rem solid var(--yellow-500);
  background: #fffdf4;
}

.audit-boundary .micro-label {
  display: block;
  color: var(--yellow-700);
}

.audit-boundary p {
  max-width: 66rem;
  margin: 0.5rem 0 0;
  color: #67572e;
}

/* PowerShell */

.powershell {
  background: var(--paper);
}

.administration-flow {
  position: relative;
  display: grid;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-strong);
  list-style: none;
}

.administration-flow li {
  position: relative;
  display: grid;
  min-width: 0;
  padding: 1.2rem 0 1.2rem 3rem;
  border-bottom: 1px solid var(--line);
}

.administration-flow li::before {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0.9rem;
  width: 1px;
  background: #83b6d8;
  content: "";
}

.administration-flow li > span {
  position: absolute;
  z-index: 1;
  top: 1.05rem;
  left: 0;
  display: grid;
  width: 1.8rem;
  height: 1.8rem;
  border: 1px solid #6aa6d0;
  border-radius: 50%;
  background: var(--paper);
  color: var(--blue-700);
  font-family: Consolas, monospace;
  font-size: 0.65rem;
  font-weight: 800;
  place-items: center;
}

.administration-flow strong {
  color: var(--navy-900);
  overflow-wrap: anywhere;
}

.powershell-result {
  display: grid;
  margin-top: 2.5rem;
  padding: 1.3rem;
  border-left: 0.28rem solid var(--blue-600);
  background: var(--white);
  gap: 1.2rem;
}

.powershell-result .micro-label {
  display: block;
  margin-bottom: 0.4rem;
}

.powershell-result p {
  margin: 0;
}

.powershell-result p code {
  display: inline-block;
  padding: 0.65rem 0.8rem;
  border-color: #8cc7a0;
  border-left: 0.25rem solid var(--green-600);
  background: var(--green-100);
  color: var(--green-700);
  font-weight: 800;
}

/* Troubleshooting */

.troubleshooting {
  background: var(--white);
}

.troubleshooting__layout {
  display: grid;
  gap: 3.5rem;
}

.troubleshooting__intro {
  align-self: start;
}

.troubleshooting__intro h2 {
  margin-bottom: 1.5rem;
}

.issue-ledger {
  border-top: 1px solid var(--line-strong);
}

.issue-ledger details {
  border-bottom: 1px solid var(--line);
}

.issue-ledger summary {
  position: relative;
  display: grid;
  min-height: 4.7rem;
  align-items: center;
  padding: 0.9rem 3.5rem 0.9rem 0;
  cursor: pointer;
  color: var(--navy-900);
  font-weight: 720;
  grid-template-columns: 2.5rem minmax(0, 1fr);
  list-style: none;
}

.issue-ledger summary::-webkit-details-marker {
  display: none;
}

.issue-ledger summary::before,
.issue-ledger summary::after {
  position: absolute;
  top: 50%;
  right: 0.75rem;
  width: 1rem;
  height: 0.12rem;
  background: var(--blue-600);
  content: "";
  transition: transform var(--ease);
}

.issue-ledger summary::after {
  transform: rotate(90deg);
}

.issue-ledger details[open] summary::after {
  transform: rotate(0);
}

.issue-ledger summary span {
  color: var(--blue-600);
  font-family: Consolas, monospace;
  font-size: 0.68rem;
}

.issue-ledger details > p {
  max-width: 52rem;
  margin: 0;
  padding: 0 3rem 1.3rem 2.5rem;
  color: var(--ink-soft);
}

/* Evidence showcase */

.evidence {
  overflow: hidden;
  background: var(--navy-1000);
  color: #cad7e2;
}

.evidence__heading {
  display: grid;
  align-items: end;
  gap: 2rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid #3b5368;
}

.evidence__heading .section-label {
  color: var(--blue-300);
}

.evidence__heading h2 {
  color: var(--white);
}

.evidence__heading p:last-child {
  max-width: 47rem;
  margin: 1.5rem 0 0;
  color: #9fb2c2;
}

.evidence__count {
  display: flex;
  align-items: flex-end;
  gap: 0.9rem;
}

.evidence__count strong {
  color: var(--blue-300);
  font-size: clamp(4.5rem, 10vw, 8rem);
  letter-spacing: -0.08em;
  line-height: 0.72;
}

.evidence__count span {
  color: #8fa5b8;
  font-size: 0.64rem;
  font-weight: 750;
  letter-spacing: 0.08em;
  line-height: 1.35;
  text-transform: uppercase;
}

.evidence-ledger {
  margin-top: 4rem;
  border-top: 1px solid #3b5368;
}

.evidence-item {
  display: grid;
  min-width: 0;
  margin: 0;
  border-bottom: 1px solid #3b5368;
  background: #071827;
}

.evidence-item:nth-child(even) {
  background: #0a1d2f;
}

.evidence-trigger {
  display: grid;
  min-width: 0;
  min-height: 14rem;
  padding: clamp(1rem, 4vw, 3rem);
  overflow: hidden;
  border: 0;
  border-bottom: 1px solid #3b5368;
  background-color: #051522;
  background-image:
    linear-gradient(rgba(112, 166, 207, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(112, 166, 207, 0.045) 1px, transparent 1px);
  background-size: 1.4rem 1.4rem;
  cursor: pointer;
  place-items: center;
}

.evidence-trigger img {
  width: auto;
  max-width: 100%;
  height: auto;
  max-height: 34rem;
  border: 0;
  background: transparent;
  object-fit: contain;
  box-shadow: none;
  transition: transform var(--ease);
}

.evidence-trigger:hover img {
  transform: translateY(-0.18rem);
}

.evidence-trigger:focus-visible {
  position: relative;
  z-index: 1;
  outline-offset: -0.35rem;
}

.evidence-item figcaption {
  position: relative;
  display: grid;
  align-content: center;
  min-width: 0;
  padding: clamp(1.7rem, 5vw, 3.5rem);
}

.evidence-item figcaption > span {
  position: absolute;
  top: 1.2rem;
  right: 1.2rem;
  color: rgba(120, 194, 240, 0.16);
  font-size: clamp(4rem, 9vw, 7rem);
  font-weight: 780;
  letter-spacing: -0.08em;
  line-height: 0.8;
}

.evidence-scope {
  margin-bottom: 0.7rem;
  color: var(--blue-300);
  font-size: 0.68rem;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.evidence-item h3 {
  position: relative;
  max-width: 18rem;
  color: var(--white);
}

.evidence-summary {
  position: relative;
  max-width: 30rem;
  margin: 1rem 0 0;
  color: #9fb2c2;
}

/* Evidence lightbox */

.evidence-lightbox:not([open]) {
  display: none;
}

.evidence-lightbox {
  position: fixed;
  z-index: 3000;
  inset: 0;
  display: grid;
  width: 100%;
  max-width: none;
  height: 100%;
  max-height: none;
  margin: 0;
  padding: clamp(0.5rem, 2.5vw, 2rem);
  border: 0;
  overflow: auto;
  background: rgba(2, 11, 20, 0.9);
  color: var(--white);
  place-items: center;
}

.evidence-lightbox::backdrop {
  background: rgba(2, 11, 20, 0.88);
  backdrop-filter: blur(0.3rem);
}

.evidence-lightbox__shell {
  display: grid;
  width: min(100%, 76rem);
  max-height: calc(100svh - clamp(1rem, 5vw, 4rem));
  overflow: auto;
  border: 1px solid #52728e;
  border-top: 0.25rem solid var(--blue-500);
  background: var(--navy-900);
  box-shadow: 0 2rem 6rem rgba(0, 0, 0, 0.5);
  grid-template-rows: auto minmax(0, 1fr) auto auto;
}

.evidence-lightbox__header,
.evidence-lightbox__controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 1rem;
}

.evidence-lightbox__header {
  border-bottom: 1px solid #38556e;
}

.evidence-lightbox__header p {
  margin-bottom: 0.2rem;
  color: var(--blue-300);
  font-size: 0.64rem;
  font-weight: 750;
  letter-spacing: 0.075em;
  text-transform: uppercase;
}

.evidence-lightbox__header h2 {
  color: var(--white);
  font-size: clamp(1.05rem, 2.4vw, 1.45rem);
  letter-spacing: -0.02em;
}

.evidence-lightbox__media {
  display: grid;
  min-height: 0;
  padding: clamp(0.45rem, 2vw, 1.2rem);
  overflow: auto;
  background: var(--navy-1000);
  place-items: center;
}

.evidence-lightbox__media img {
  width: auto;
  max-width: 100%;
  height: auto;
  max-height: 65svh;
  border: 0;
  background: transparent;
  object-fit: contain;
  box-shadow: none;
}

.evidence-lightbox__caption {
  margin: 0;
  padding: 0.75rem 1rem;
  border-top: 1px solid #38556e;
  color: #b4c5d3;
  font-size: 0.82rem;
}

.evidence-lightbox__controls {
  border-top: 1px solid #38556e;
}

.evidence-lightbox button {
  display: inline-flex;
  min-width: 2.75rem;
  min-height: 2.75rem;
  align-items: center;
  justify-content: center;
  padding: 0.55rem 0.8rem;
  border: 1px solid #6588a5;
  background: #103653;
  color: var(--white);
  cursor: pointer;
  font-size: 0.82rem;
  font-weight: 700;
}

.evidence-lightbox button:hover {
  border-color: var(--blue-300);
  background: var(--blue-700);
}

.evidence-lightbox__close {
  border-color: #b9666e !important;
}

.evidence-lightbox__close:hover {
  background: var(--red-700) !important;
}

.evidence-lightbox__controls span {
  min-width: 4rem;
  color: #aabed0;
  font-size: 0.78rem;
  font-variant-numeric: tabular-nums;
  text-align: center;
}

/* Production mapping */

.production {
  background: var(--navy-850);
  color: #d0dce7;
}

.production__heading {
  display: grid;
  gap: 2rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid #496177;
}

.production__heading .section-label {
  color: var(--blue-300);
}

.production__heading h2 {
  color: var(--white);
}

.production__heading > p {
  max-width: 42rem;
  margin-bottom: 0;
  color: #acbdcc;
}

.production__heading > p strong {
  display: block;
  margin-bottom: 0.7rem;
  padding-left: 0.8rem;
  border-left: 0.22rem solid var(--yellow-500);
  color: #e4c765;
}

.production__groups {
  display: grid;
  border-top: 1px solid #496177;
}

.production__groups article {
  min-width: 0;
  padding: 1.5rem 0;
  border-bottom: 1px solid #496177;
}

.production__groups article > span {
  color: var(--blue-300);
  font-family: Consolas, monospace;
  font-size: 0.68rem;
  font-weight: 800;
}

.production__groups h3 {
  max-width: 19rem;
  margin: 0.55rem 0 1rem;
  color: var(--white);
  font-size: 1.28rem;
}

.production__groups ul {
  margin-bottom: 0;
  padding-left: 1.2rem;
  color: #acbdcc;
}

/* Outcome and footer */

.outcome {
  background: var(--white);
}

.outcome__layout {
  display: grid;
  gap: 3rem;
}

.outcome__layout > div:first-child h2 {
  max-width: 14ch;
}

.outcome__layout > div:first-child > p:last-child {
  max-width: 48rem;
  margin: 1.5rem 0 0;
  color: var(--ink-soft);
  font-size: 1.08rem;
}

.outcome__skills {
  padding-top: 1.5rem;
  border-top: 1px solid var(--line-strong);
}

.outcome__skills > span {
  display: block;
  margin-bottom: 1rem;
  color: var(--blue-700);
  font-size: 0.68rem;
  font-weight: 750;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.outcome__skills ul {
  display: grid;
  margin-bottom: 0;
  padding: 0;
  list-style: none;
  gap: 0.7rem;
}

.outcome__skills li {
  position: relative;
  padding-left: 1.2rem;
}

.outcome__skills li::before {
  position: absolute;
  top: 0.65rem;
  left: 0;
  width: 0.42rem;
  height: 0.42rem;
  border-radius: 50%;
  background: var(--blue-600);
  content: "";
}

.repository-callout {
  display: grid;
  min-width: 0;
  padding: clamp(1.25rem, 3vw, 1.75rem);
  border: 1px solid var(--line-strong);
  border-left: 0.3rem solid var(--blue-600);
  background: var(--paper-blue);
  gap: 1.25rem;
}

.repository-callout__copy {
  display: grid;
  min-width: 0;
  max-width: 48rem;
  gap: 0.4rem;
}

.repository-callout__label {
  margin: 0;
  color: var(--blue-700);
  font-size: 0.66rem;
  font-weight: 750;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.repository-callout h3 {
  margin: 0;
  color: var(--navy-900);
  font-size: clamp(1.15rem, 3vw, 1.4rem);
}

.repository-callout__copy > p:last-child {
  max-width: 44rem;
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.86rem;
}

.repository-callout__link {
  display: inline-flex;
  width: max-content;
  max-width: 100%;
  min-height: 2.75rem;
  align-items: center;
  justify-content: center;
  padding: 0.72rem 0.9rem;
  border: 1px solid var(--blue-700);
  background: var(--navy-900);
  color: var(--white);
  font-size: 0.82rem;
  font-weight: 750;
  text-decoration: none;
  gap: 0.65rem;
  transition: background-color var(--ease), border-color var(--ease);
}

.repository-callout__link:hover {
  border-color: var(--blue-500);
  background: var(--blue-700);
  color: var(--white);
}

.repository-callout__link span:first-child {
  overflow-wrap: anywhere;
}

.repository-callout__link span:last-child {
  flex: 0 0 auto;
  font-size: 1rem;
  line-height: 1;
}

.site-footer {
  width: 100%;
  border-top: 1px solid #284961;
  background: var(--navy-1000);
  color: #9cb0c1;
}

.site-footer__inner {
  display: grid;
  min-height: 8rem;
  align-content: center;
  gap: 0.55rem;
  padding-block: 1.5rem;
  font-size: 0.78rem;
}

.site-footer strong {
  color: var(--white);
}

.site-footer a {
  width: max-content;
  color: var(--blue-300);
  font-weight: 700;
}

/* Back to top */

.back-to-top {
  position: fixed;
  z-index: 1100;
  right: max(1rem, env(safe-area-inset-right));
  bottom: max(1rem, env(safe-area-inset-bottom));
  display: grid;
  width: 3rem;
  height: 3rem;
  min-width: 44px;
  min-height: 44px;
  padding: 0;
  border: 1px solid #5c89ad;
  border-radius: 0.3rem;
  background: var(--navy-900);
  color: var(--white);
  box-shadow: 0 0.5rem 1.4rem rgba(2, 15, 28, 0.24);
  cursor: pointer;
  place-items: center;
  transition:
    background-color var(--ease),
    border-color var(--ease),
    transform var(--ease);
}

.back-to-top:hover {
  border-color: var(--blue-300);
  background: var(--blue-700);
  transform: translateY(-0.12rem);
}

.back-to-top:focus-visible {
  outline-offset: 0.22rem;
}

.back-to-top span {
  display: block;
  font-size: 1.35rem;
  line-height: 1;
  transform: translateY(-0.05rem);
}

.back-to-top[hidden] {
  display: none !important;
}

/* Tablet */

@media (min-width: 48rem) {
  :root {
    --gutter: 1.75rem;
  }

  .hero__facts {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .hero__facts div:nth-child(even),
  .hero__facts div {
    padding-inline: 0.8rem;
    border-left: 1px solid #34516c;
  }

  .hero__facts div:first-child {
    padding-left: 0;
    border-left: 0;
  }

  .map-machines {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .section-heading--split {
    align-items: end;
    grid-template-columns: minmax(0, 1.1fr) minmax(18rem, 0.7fr);
    gap: clamp(2.5rem, 7vw, 6rem);
  }

  .overview__split {
    grid-template-columns: minmax(0, 1.05fr) minmax(18rem, 0.65fr);
  }

  .validation-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .validation-strip div {
    padding: 1.25rem;
  }

  .validation-strip div + div {
    border-top: 0;
    border-left: 1px solid var(--line);
  }

  .validation-strip div:nth-child(3) {
    border-left: 0;
  }

  .validation-strip div:nth-child(n + 3) {
    border-top: 1px solid var(--line);
  }

  .architecture-ledger {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .architecture-ledger > div {
    padding: 1.25rem;
  }

  .architecture-ledger > div + div {
    border-top: 0;
    border-left: 1px solid #31516b;
  }

  .identity__layout {
    align-items: start;
    grid-template-columns: minmax(16rem, 0.4fr) minmax(0, 1fr);
  }

  .department-ledger article {
    grid-template-columns: 2.4rem minmax(0, 1fr) auto;
  }

  .department-ledger article > code {
    grid-column: auto;
  }

  .service-ledger div {
    grid-template-columns: minmax(8rem, 0.55fr) minmax(0, 1fr);
    gap: 1rem;
  }

  .event-ledgers {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .administration-flow {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .administration-flow li {
    min-height: 7.5rem;
    padding: 3.2rem 1rem 1rem;
    border-right: 1px solid var(--line);
  }

  .administration-flow li:nth-child(3n) {
    border-right: 0;
  }

  .administration-flow li::before {
    top: 1.25rem;
    right: 0;
    bottom: auto;
    left: 0;
    width: 100%;
    height: 1px;
  }

  .administration-flow li > span {
    top: 0.35rem;
    left: 50%;
    transform: translateX(-50%);
  }

  .administration-flow strong {
    text-align: center;
  }

  .powershell-result {
    align-items: end;
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .evidence__heading {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .evidence-item {
    min-height: 25rem;
    grid-template-columns: minmax(0, 1.35fr) minmax(17rem, 0.65fr);
  }

  .evidence-item:nth-child(even) .evidence-trigger {
    order: 2;
    border-right: 0;
    border-left: 1px solid #3b5368;
  }

  .evidence-item:nth-child(even) figcaption {
    order: 1;
  }

  .evidence-trigger {
    min-height: 25rem;
    border-right: 1px solid #3b5368;
    border-bottom: 0;
  }

  .production__heading {
    align-items: end;
    grid-template-columns: minmax(0, 1fr) minmax(20rem, 0.7fr);
    gap: 4rem;
  }

  .production__groups {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .production__groups article {
    padding: 1.5rem;
    border-right: 1px solid #496177;
  }

  .production__groups article:nth-child(even) {
    border-right: 0;
  }

  .outcome__skills ul {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .site-footer__inner {
    align-items: center;
    grid-template-columns: minmax(0, 1fr) auto auto;
    gap: 2rem;
  }
}

/* Desktop */

@media (min-width: 64rem) {
  .hero__layout {
    min-height: 50rem;
    align-items: center;
    grid-template-columns: minmax(0, 1.05fr) minmax(27rem, 0.95fr);
    gap: clamp(3rem, 6vw, 6rem);
  }

  .hero-map {
    transform: translateY(1.5rem);
  }

  .architecture-nodes {
    align-items: stretch;
    grid-template-columns: minmax(0, 1fr) minmax(8rem, 0.3fr) minmax(0, 1fr);
  }

  .identity-route {
    position: relative;
    align-self: center;
    min-height: 8.5rem;
  }

  .identity-route::before,
  .identity-route::after {
    position: absolute;
    top: 50%;
    width: 1rem;
    height: 1px;
    background: var(--green-600);
    content: "";
  }

  .identity-route::before {
    right: 100%;
  }

  .identity-route::after {
    left: 100%;
  }

  .domain-services__layout {
    align-items: start;
    grid-template-columns: minmax(0, 1fr) minmax(24rem, 0.8fr);
    gap: clamp(4rem, 8vw, 8rem);
  }

  .mail-identity {
    position: sticky;
    top: calc(var(--nav-height) + 2rem);
  }

  .policy-console__body {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .policy-block + .policy-block {
    border-top: 0;
    border-left: 1px solid #38556e;
  }

  .share-model {
    grid-template-columns: minmax(20rem, 0.75fr) minmax(0, 1.25fr);
  }

  .share-model__controls div {
    grid-template-columns: minmax(7rem, 0.35fr) minmax(0, 1fr);
    gap: 1rem;
  }

  .administration-flow {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .administration-flow li,
  .administration-flow li:nth-child(3n) {
    border-right: 1px solid var(--line);
  }

  .administration-flow li:last-child {
    border-right: 0;
  }

  .troubleshooting__layout {
    align-items: start;
    grid-template-columns: minmax(18rem, 0.55fr) minmax(0, 1.45fr);
    gap: clamp(4rem, 9vw, 9rem);
  }

  .troubleshooting__intro {
    position: sticky;
    top: calc(var(--nav-height) + 2rem);
  }

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

  .production__groups article,
  .production__groups article:nth-child(even) {
    border-right: 1px solid #496177;
  }

  .production__groups article:nth-child(3n) {
    border-right: 0;
  }

  .outcome__layout {
    grid-template-columns: minmax(0, 1.15fr) minmax(18rem, 0.65fr);
  }

  .repository-callout {
    grid-column: 1 / -1;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 2rem;
  }
}

@media (min-width: 70rem) {
  .desktop-nav {
    display: block;
  }

  .desktop-nav ul {
    display: grid;
    grid-template-columns: repeat(8, minmax(0, 1fr));
    margin: 0;
    padding: 0;
    list-style: none;
  }

  .desktop-nav a {
    display: flex;
    min-height: var(--nav-height);
    align-items: center;
    justify-content: center;
    padding: 0.55rem 0.45rem;
    border-right: 1px solid #284962;
    color: #b8c9d7;
    font-size: 0.72rem;
    font-weight: 680;
    letter-spacing: 0.02em;
    text-decoration: none;
    white-space: nowrap;
  }

  .desktop-nav li:first-child a {
    border-left: 1px solid #284962;
  }

  .desktop-nav a:hover {
    background: #123a59;
    color: var(--white);
  }

  .mobile-nav {
    display: none;
  }
}

@media (max-width: 63.999rem) {
  .architecture-branches::before {
    display: none;
  }

  .architecture-branches {
    height: 1.5rem;
    justify-content: center;
  }

  .architecture-branches span:last-child {
    display: none;
  }

  .identity-route {
    position: relative;
    margin-block: 0.2rem;
  }

  .identity-route::before,
  .identity-route::after {
    position: absolute;
    left: 50%;
    width: 1px;
    height: 1rem;
    background: var(--green-600);
    content: "";
  }

  .identity-route::before {
    bottom: 100%;
  }

  .identity-route::after {
    top: 100%;
  }
}

/* Mobile refinements */

@media (max-width: 47.999rem) {
  .map-switch,
  .host-layer,
  .switch-node,
  .evidence-lightbox__header {
    align-items: flex-start;
    flex-direction: column;
  }

  .map-switch em,
  .switch-node em {
    max-width: none;
    text-align: left;
  }

  .map-branch::before {
    display: none;
  }

  .map-branch {
    height: 1.5rem;
    justify-content: center;
  }

  .map-branch span:last-child {
    display: none;
  }

  .event-ledger header {
    min-height: 0;
  }

  .evidence-lightbox__header,
  .evidence-lightbox__controls {
    align-items: flex-start;
  }

  .evidence-lightbox__controls {
    align-items: center;
  }
}

@media (max-width: 30rem) {
  :root {
    --gutter: 0.9rem;
    --section-space: 4.5rem;
  }

  .site-header__inner {
    min-height: 4.5rem;
  }

  .brand__copy span {
    display: none;
  }

  .brand__copy strong {
    max-width: 9.5rem;
    font-size: 0.78rem;
  }

  .ad-mark {
    width: 2.25rem;
    height: 2.25rem;
  }

  .scope-status {
    padding-inline: 0.45rem;
    font-size: 0.6rem;
  }

  .scope-status b {
    display: none;
  }

  .mobile-nav__menu {
    width: 100%;
  }

  .mobile-nav__menu ul {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero__layout {
    padding-top: 3.6rem;
  }

  .case-label {
    margin-bottom: 2.5rem;
    font-size: 0.62rem;
  }

  .case-label span {
    width: 100%;
  }

  .hero h1 {
    max-width: 100%;
    font-size: clamp(2.65rem, 12vw, 3.35rem);
  }

  .hero__actions {
    display: grid;
  }

  .hero__actions a {
    width: 100%;
    justify-content: space-between;
  }

  .hero__facts {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero__facts div,
  .hero__facts div:nth-child(even) {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 1rem;
    padding-inline: 0;
    border-left: 0;
    border-bottom: 1px solid #34516c;
  }

  .hero__facts div:last-child {
    border-bottom: 0;
  }

  .hero-map figcaption {
    align-items: flex-start;
    flex-direction: column;
  }

  .hero-map__canvas,
  .architecture-stage,
  .architecture-stage__boundary,
  .directory-tree,
  .policy-block,
  .share-model__paths,
  .share-model__controls,
  .evidence-item figcaption {
    padding: 1rem;
  }

  .map-node {
    grid-template-columns: auto minmax(0, 1fr);
  }

  .map-node code,
  .map-node em {
    grid-column: 1 / -1;
  }

  .architecture-node > header {
    grid-template-columns: auto minmax(0, 1fr);
  }

  .architecture-node .node-state {
    grid-column: 2;
  }

  .architecture-node dl div {
    grid-template-columns: minmax(0, 1fr);
  }

  .architecture-node dd {
    text-align: left;
  }

  .department-ledger article {
    grid-template-columns: 2rem minmax(0, 1fr);
  }

  .event-ledger__row {
    padding-inline: 0.8rem;
    grid-template-columns: 4rem minmax(0, 1fr);
    gap: 0.6rem;
    font-size: 0.86rem;
  }

  .event-ledger__row strong {
    padding-left: 0.5rem;
  }

  .powershell-result {
    padding: 1rem;
  }

  .powershell-result a code {
    display: inline-block;
    max-width: 100%;
  }

  .issue-ledger summary {
    padding-right: 2.6rem;
    grid-template-columns: 2rem minmax(0, 1fr);
  }

  .issue-ledger details > p {
    padding-left: 2rem;
    padding-right: 0.5rem;
  }

  .evidence-trigger {
    min-height: 11rem;
    padding: 0.8rem;
  }

  .evidence-lightbox {
    padding: 0.4rem;
  }

  .evidence-lightbox__shell {
    max-height: calc(100svh - 0.8rem);
  }

  .evidence-lightbox__header,
  .evidence-lightbox__controls,
  .evidence-lightbox__caption {
    padding: 0.7rem;
  }

  .evidence-lightbox button {
    padding-inline: 0.6rem;
    font-size: 0.75rem;
  }

  .evidence-lightbox__controls span {
    min-width: 3.2rem;
    font-size: 0.72rem;
  }

  .repository-callout {
    padding: 1rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}