:root {
  --ink: #0d1726;
  --ink-2: #23344a;
  --paper: #ffffff;
  --canvas: #f4f7fb;
  --canvas-dark: #e8edf4;
  --line: #d8e0eb;
  --line-dark: #9cabbf;
  --muted: #526176;
  --rust: #3567f4;
  --rust-dark: #1e4dcc;
  --blue: #3567f4;
  --blue-soft: #e8efff;
  --mint: #ddf4f0;
  --signal: #f2b94b;
  --success: #087f73;
  --danger: #cf4742;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  --sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --shadow: 0 18px 46px rgba(13, 23, 38, .09);
  --dx-cobalt: #3567f4;
  --dx-cobalt-dark: #1e4dcc;
  --dx-teal: #0c9487;
  --dx-coral: #ed625b;
  --dx-navy: #0d1726;
  --dx-slate: #526176;
  --dx-pale-blue: #e8efff;
  --dx-pale-teal: #e5f7f4;
  --dx-pale-coral: #fff0ef;
  --dx-radius: .62rem;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  background: var(--canvas);
}

body {
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(rgba(20, 32, 29, .028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(20, 32, 29, .028) 1px, transparent 1px),
    var(--canvas);
  background-size: 36px 36px;
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.62;
  text-rendering: optimizeLegibility;
}

a { color: inherit; text-underline-offset: .18em; overflow-wrap: anywhere; }
img { display: block; max-width: 100%; height: auto; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
svg { display: block; }

:focus-visible {
  outline: 3px solid var(--blue);
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: .5rem;
  left: .5rem;
  padding: .65rem .9rem;
  color: #fff;
  background: var(--ink);
  transform: translateY(-150%);
}

.skip-link:focus { transform: none; }

.shell {
  width: min(1180px, calc(100% - 3rem));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  z-index: 40;
  top: 0;
  border-bottom: 1px solid rgba(20, 32, 29, .22);
  background: rgba(255, 253, 247, .94);
  backdrop-filter: blur(14px);
}

.nav-shell {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: stretch;
  min-height: 72px;
}

.brand {
  display: flex;
  align-items: center;
  gap: .72rem;
  min-width: 12rem;
  padding-right: 1.2rem;
  border-right: 1px solid var(--line);
  text-decoration: none;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 2.15rem;
  height: 2.15rem;
  color: var(--paper);
  background: var(--ink);
}

.brand-mark svg {
  width: 1.55rem;
  fill: none;
  stroke: currentColor;
  stroke-linecap: square;
  stroke-width: 2;
}

.brand strong {
  display: block;
  font-size: .94rem;
  letter-spacing: -.02em;
}

.brand small {
  display: block;
  color: var(--muted);
  font: 600 .6rem/1.3 var(--mono);
  letter-spacing: .08em;
  text-transform: uppercase;
}

.desktop-nav {
  display: flex;
  align-items: stretch;
  justify-content: flex-end;
  min-width: 0;
}

.desktop-nav a {
  display: grid;
  place-items: center;
  padding: 0 .72rem;
  border-right: 1px solid rgba(201, 194, 179, .55);
  color: var(--muted);
  font-size: .78rem;
  font-weight: 720;
  text-decoration: none;
}

.desktop-nav a:hover,
.desktop-nav a[aria-current="page"] {
  color: var(--ink);
  background: var(--canvas);
  box-shadow: inset 0 -3px var(--rust);
}

.nav-cta {
  align-self: center;
  margin-left: 1rem;
}

.nav-toggle {
  display: none;
  align-self: center;
  border: 1px solid var(--ink);
  padding: .55rem .75rem;
  background: transparent;
  font: 700 .72rem/1 var(--mono);
  text-transform: uppercase;
}

.mobile-nav { display: none; }
.mobile-nav[data-open="true"] { display: grid; }

.mobile-nav a {
  padding: .8rem 1.5rem;
  border-bottom: 1px solid var(--line);
  background: var(--paper);
  text-decoration: none;
}

.mobile-nav a[aria-current="page"] {
  color: var(--rust-dark);
  box-shadow: inset 4px 0 var(--rust);
}

main {
  min-height: 65vh;
  overflow: clip;
}

.hero {
  position: relative;
  padding: clamp(4.5rem, 9vw, 8rem) 0 clamp(3.5rem, 7vw, 6rem);
  border-bottom: 1px solid var(--line-dark);
  background:
    linear-gradient(90deg, transparent 0 66%, rgba(179, 75, 45, .07) 66% 100%),
    var(--paper);
}

.hero::before {
  position: absolute;
  inset: 0 auto 0 calc((100% - min(1180px, 100% - 3rem)) / 2 - 1.5rem);
  width: 1px;
  background: var(--line);
  content: "";
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(17rem, .55fr);
  gap: clamp(2rem, 6vw, 6rem);
  align-items: end;
}

.eyebrow,
.directory-label {
  margin: 0 0 .8rem;
  color: var(--rust-dark);
  font: 750 .68rem/1.35 var(--mono);
  letter-spacing: .14em;
  text-transform: uppercase;
}

.eyebrow::before {
  display: inline-block;
  width: 1.25rem;
  height: 1px;
  margin: 0 .55rem .2rem 0;
  background: currentColor;
  content: "";
}

.hero h1 {
  max-width: 940px;
  margin: 0 0 1.25rem;
  font-size: clamp(2.65rem, 6.5vw, 5.7rem);
  font-weight: 770;
  line-height: .95;
  letter-spacing: -.062em;
}

.lede {
  max-width: 800px;
  margin: 0;
  color: var(--ink-2);
  font-size: clamp(1.08rem, 2vw, 1.32rem);
  line-height: 1.65;
}

.secondary {
  max-width: 760px;
  color: var(--muted);
}

.hero-aside {
  position: relative;
  padding: 1.4rem 0 0 1.35rem;
  border-top: 3px solid var(--ink);
  border-left: 1px solid var(--line);
}

.hero-aside::before {
  position: absolute;
  top: -9px;
  left: -4px;
  width: 7px;
  height: 7px;
  border: 1px solid var(--ink);
  background: var(--signal);
  content: "";
}

.hero-aside h2,
.section-head h2,
.card h2,
.card h3,
.section-panel h2,
.article-side h2,
.tool-panel h2 {
  margin: .15rem 0 .65rem;
  line-height: 1.12;
  letter-spacing: -.035em;
}

.hero-aside h2 { font-size: 1.45rem; }

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: .55rem;
  margin-top: 1.35rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.75rem;
  padding: .68rem .95rem;
  border: 1px solid var(--ink);
  border-radius: 0;
  color: var(--ink);
  background: transparent;
  font-size: .78rem;
  font-weight: 780;
  text-decoration: none;
  transition: background .16s ease, color .16s ease, transform .16s ease;
}

.button::after {
  margin-left: .65rem;
  content: "↗";
}

.button:hover {
  color: var(--paper);
  background: var(--rust-dark);
  border-color: var(--rust-dark);
  transform: translate(-2px, -2px);
}

.button.primary {
  color: #fff;
  background: var(--ink);
  border-color: var(--ink);
  box-shadow: 4px 4px 0 var(--rust);
}

.button.primary:hover {
  background: var(--rust-dark);
  border-color: var(--rust-dark);
  box-shadow: 4px 4px 0 var(--ink);
}

.section {
  padding: clamp(3.5rem, 7vw, 6.5rem) 0;
  border-bottom: 1px solid var(--line);
  background: rgba(242, 239, 230, .92);
}

.section-head {
  display: grid;
  grid-template-columns: minmax(13rem, .45fr) minmax(0, 1fr);
  gap: 1.5rem 3rem;
  max-width: 1040px;
  margin-bottom: 2rem;
}

.section-head .eyebrow { grid-row: span 2; }

.section-head h2 {
  margin-top: 0;
  font-size: clamp(2rem, 4vw, 3.35rem);
}

.section-head .secondary,
.section-head p:not(.eyebrow) { grid-column: 2; }

.surface { min-width: 0; }

.section-panel,
.surface.card,
.tool-panel,
.form-card {
  position: relative;
  padding: clamp(1.35rem, 3vw, 2.25rem);
  border: 1px solid var(--line-dark);
  background: var(--paper);
  box-shadow: 7px 7px 0 rgba(20, 32, 29, .08);
}

.surface.card::before,
.section-panel::before,
.tool-panel::before {
  position: absolute;
  top: -1px;
  left: -1px;
  width: 3.1rem;
  height: 4px;
  background: var(--rust);
  content: "";
}

.grid { display: grid; gap: 1.15rem; }
.grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.card {
  display: flex;
  flex-direction: column;
  min-height: 100%;
}

.card h2,
.card h3 { font-size: clamp(1.25rem, 2vw, 1.6rem); }
.card p { color: var(--muted); }

.card-link {
  display: inline-flex;
  align-items: center;
  margin-top: auto;
  padding-top: 1.1rem;
  color: var(--rust-dark);
  font: 780 .78rem/1.4 var(--mono);
  text-decoration: none;
}

.card-link:hover { text-decoration: underline; }

.meta {
  color: var(--muted);
  font: 680 .74rem/1.5 var(--mono);
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: .38rem;
  margin-top: .8rem;
}

.tag {
  padding: .28rem .5rem;
  border: 1px solid var(--line-dark);
  background: var(--mint);
  font: 680 .67rem/1.25 var(--mono);
}

.clean-list {
  display: grid;
  gap: 0;
  padding: 0;
  margin: 1rem 0 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.clean-list li {
  position: relative;
  padding: .8rem .75rem .8rem 2rem;
  border-bottom: 1px solid var(--line);
  color: var(--ink-2);
}

.clean-list li::before {
  position: absolute;
  top: .98rem;
  left: .55rem;
  color: var(--rust);
  font: 800 .72rem/1 var(--mono);
  content: "→";
}

.small {
  color: var(--muted);
  font-size: .82rem;
}

.article-shell {
  display: grid;
  grid-template-columns: minmax(0, 780px) minmax(15rem, 1fr);
  gap: clamp(2.2rem, 7vw, 7rem);
  align-items: start;
}

.article-canvas {
  max-width: 780px;
  padding: 0 0 2rem;
  background: transparent;
}

.prose {
  color: var(--ink-2);
  font-size: 1.08rem;
  line-height: 1.78;
}

.prose > p:first-child {
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--line-dark);
  color: var(--ink);
  font-size: 1.2rem;
}

.prose h2,
.prose h3 {
  margin: 3.1rem 0 .9rem;
  color: var(--ink);
  line-height: 1.16;
  letter-spacing: -.035em;
}

.prose h2 {
  padding-top: 1rem;
  border-top: 1px solid var(--line);
  font-size: clamp(1.75rem, 3vw, 2.4rem);
}

.prose h3 { font-size: 1.45rem; }
.prose a { color: var(--rust-dark); font-weight: 720; }
.prose li { margin: .45rem 0; }

.prose pre {
  overflow: auto;
  padding: 1.2rem;
  border-left: 4px solid var(--rust);
  color: #e8f0e9;
  background: #101713;
  font-size: .86rem;
}

.prose code {
  padding: .12rem .28rem;
  color: var(--rust-dark);
  background: rgba(179, 75, 45, .09);
  font-size: .88em;
  overflow-wrap: anywhere;
}

.prose pre code { padding: 0; color: inherit; background: transparent; }

.prose blockquote {
  margin: 2rem 0;
  padding: .5rem 0 .5rem 1.3rem;
  border-left: 4px solid var(--blue);
  color: var(--ink);
  font-size: 1.15rem;
}

.article-side {
  position: sticky;
  top: 7rem;
  padding: 1.25rem 0 1.25rem 1.3rem;
  border-left: 1px solid var(--line-dark);
}

.article-side h2 { font-size: 1.3rem; }

.article-side .button { width: 100%; margin-top: .8rem; }

.table-scroll {
  max-width: 100%;
  overflow-x: auto;
  margin: 2rem 0;
  border: 1px solid var(--line-dark);
}

.prose table,
.data-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--paper);
}

.prose th,
.prose td,
.data-table th,
.data-table td {
  padding: .75rem .85rem;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.prose th,
.data-table th {
  color: var(--paper);
  background: var(--ink);
  font: 720 .72rem/1.4 var(--mono);
}

.data-table td { font-size: .82rem; }

.diagnostic-map {
  display: block;
  width: 100%;
  margin-top: 1.2rem;
  border: 1px solid var(--line-dark);
  background: var(--paper);
}

.diagnostic-figure { margin: 1.2rem 0 0; }
.diagnostic-figure .diagnostic-map { margin-top: 0; }
.diagnostic-figure figcaption { margin-top: .55rem; color: var(--muted); font: 650 .66rem/1.45 var(--mono); }

.method-strip {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  border: 1px solid var(--ink);
  background: var(--paper);
}

.method-step {
  min-height: 9.5rem;
  padding: 1.15rem;
  border-right: 1px solid var(--line-dark);
}

.method-step:last-child { border-right: 0; }

.method-step span {
  display: block;
  color: var(--rust-dark);
  font: 760 .68rem/1 var(--mono);
}

.method-step strong {
  display: block;
  margin-top: 1.5rem;
  font-size: 1rem;
  line-height: 1.25;
}

.method-step p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: .78rem;
}

.services-intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(17rem, .52fr);
  gap: 2rem;
  align-items: start;
}

.service-group {
  display: grid;
  grid-template-columns: minmax(15rem, .38fr) minmax(0, 1fr);
  gap: 2rem;
}

.service-group + .service-group {
  margin-top: 4.5rem;
  padding-top: 4.5rem;
  border-top: 1px solid var(--line-dark);
}

.service-group__intro {
  position: sticky;
  top: 7rem;
  align-self: start;
}

.service-list {
  border-top: 1px solid var(--ink);
}

.service-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(11rem, .32fr) 2rem;
  gap: 1rem;
  align-items: center;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
}

.service-row:hover { color: var(--rust-dark); }
.service-row h3 { margin: 0; font-size: clamp(1.2rem, 2vw, 1.55rem); letter-spacing: -.025em; }
.service-row p { margin: .35rem 0 0; color: var(--muted); font-size: .88rem; }
.service-row .meta { text-align: right; }
.service-row__arrow { color: var(--rust); font: 800 1.2rem/1 var(--mono); }

.audit-scope-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border: 1px solid var(--line-dark);
}

.audit-scope {
  padding: 1.5rem;
  border-right: 1px solid var(--line);
  background: var(--paper);
}

.audit-scope:last-child { border-right: 0; }
.audit-scope h3 { margin-top: 0; }

.form-layout {
  display: grid;
  grid-template-columns: minmax(0, 720px) minmax(16rem, 1fr);
  gap: 2rem;
  align-items: start;
}

.form-card { box-shadow: 10px 10px 0 var(--ink); }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }
.field { display: grid; gap: .4rem; }
.field-spaced { margin-top: 1rem; }
.field.full { grid-column: 1 / -1; }
.field label { font: 720 .72rem/1.35 var(--mono); }

.field input,
.field select,
.field textarea {
  width: 100%;
  border: 1px solid var(--line-dark);
  border-radius: 0;
  padding: .78rem .85rem;
  background: #fff;
  outline: none;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(31, 95, 125, .18);
}

.field textarea { min-height: 8.5rem; resize: vertical; }
.hint { margin: 0; color: var(--muted); font-size: .75rem; }

.optional {
  grid-column: 1 / -1;
  border: 1px solid var(--line-dark);
  padding: .9rem;
  background: var(--canvas);
}

.optional summary { cursor: pointer; font-weight: 750; }
.optional-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; margin-top: 1rem; }
.honeypot { position: absolute !important; left: -10000px !important; width: 1px !important; height: 1px !important; overflow: hidden !important; }
.notice { padding: 1rem; border: 1px solid var(--success); background: var(--mint); font-weight: 650; }

.project-image {
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border: 1px solid var(--line-dark);
  background: var(--paper);
  box-shadow: 6px 6px 0 rgba(20, 32, 29, .12);
}

.tool-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(18rem, .85fr);
  gap: 1.25rem;
  align-items: start;
}

.tool-input {
  width: 100%;
  min-height: 18rem;
  border: 1px solid var(--line-dark);
  border-radius: 0;
  padding: 1rem;
  background: #fff;
  font: 500 .84rem/1.55 var(--mono);
  resize: vertical;
}

.summary-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.summary-item { padding: .85rem; background: var(--paper); }
.summary-item strong { display: block; font: 760 1.65rem/1.05 var(--mono); }
.summary-item span { color: var(--muted); font-size: .7rem; }
.severity { display: inline-flex; padding: .2rem .4rem; font: 760 .65rem/1.3 var(--mono); text-transform: uppercase; }
.severity.error { color: #fff; background: var(--danger); }
.severity.warning { color: var(--ink); background: var(--signal); }
.severity.info { color: #fff; background: var(--success); }
.tool-empty { padding: 1rem; border: 1px dashed var(--line-dark); color: var(--muted); }

.site-footer {
  padding: clamp(4rem, 8vw, 7rem) 0 1.5rem;
  color: #e8ede8;
  background: var(--ink);
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(18rem, .85fr);
  gap: clamp(3rem, 8vw, 8rem);
}

.site-footer .eyebrow,
.site-footer .directory-label { color: #d99a84; }

.site-footer h2 {
  margin: 0;
  font-size: clamp(2.2rem, 5vw, 4.7rem);
  line-height: .98;
  letter-spacing: -.055em;
}

.site-footer .small { max-width: 37rem; color: #aebbb5; }
.footer-directory { border-top: 1px solid #62706a; padding-top: 1rem; }
.footer-links { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); margin-bottom: 2rem; }
.footer-links a { padding: .62rem 0; border-bottom: 1px solid #3e4d47; color: #d6dfda; font-size: .84rem; text-decoration: none; }
.footer-links a:hover { color: #fff; }
.footer-cta { margin-top: .5rem; border-color: #fff; }

.footer-meta {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 5rem;
  padding-top: 1rem;
  border-top: 1px solid #3e4d47;
  color: #8f9d97;
  font: 650 .65rem/1.4 var(--mono);
  text-transform: uppercase;
}

.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

@media (max-width: 980px) {
  .desktop-nav { display: none; }
  .nav-cta { display: none; }
  .nav-shell { grid-template-columns: 1fr auto; min-height: 64px; }
  .brand { border-right: 0; }
  .nav-toggle { display: inline-flex; }
}

@media (max-width: 840px) {
  .shell { width: min(100% - 2rem, 1180px); }
  .hero-grid,
  .services-intro,
  .article-shell,
  .form-layout,
  .tool-layout,
  .footer-grid { grid-template-columns: 1fr; }
  .hero { padding-top: 4rem; background: var(--paper); }
  .hero-aside { margin-top: 1rem; }
  .section-head { grid-template-columns: 1fr; gap: .5rem; }
  .section-head .eyebrow { grid-row: auto; }
  .section-head .secondary,
  .section-head p:not(.eyebrow) { grid-column: auto; }
  .service-group { grid-template-columns: 1fr; }
  .service-group__intro,
  .article-side { position: static; }
  .method-strip { grid-template-columns: 1fr 1fr; }
  .method-step { border-bottom: 1px solid var(--line-dark); }
  .grid.three { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 580px) {
  .hero h1 { font-size: clamp(2.4rem, 13vw, 3.7rem); }
  .grid.two,
  .grid.three,
  .form-grid,
  .optional-grid,
  .summary-grid,
  .audit-scope-grid { grid-template-columns: 1fr; }
  .field.full,
  .optional { grid-column: auto; }
  .method-strip { grid-template-columns: 1fr; }
  .method-step { min-height: auto; border-right: 0; }
  .service-row { grid-template-columns: 1fr 1.5rem; }
  .service-row .meta { grid-column: 1; text-align: left; }
  .service-row__arrow { grid-column: 2; grid-row: 1 / span 2; }
  .audit-scope { border-right: 0; border-bottom: 1px solid var(--line); }
  .footer-links { grid-template-columns: 1fr; }
  .footer-meta { flex-direction: column; }
  .section { padding-block: 3rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; }
}

/* Additions introduced in 1.1.1. */
.checklist-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(22rem, .85fr);
  gap: 1.25rem;
  align-items: start;
}

.compact-head {
  margin-bottom: 1.5rem;
}

.checklist-fieldset {
  min-width: 0;
  margin: 1.5rem 0 0;
  padding: 1rem;
  border: 1px solid var(--line-dark);
  background: var(--canvas);
}

.checklist-fieldset legend {
  padding: 0 .45rem;
  font: 760 .72rem/1.35 var(--mono);
}

.choice-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: .55rem;
  margin-top: .8rem;
}

.choice-grid label,
.inline-choice {
  display: flex;
  gap: .58rem;
  align-items: flex-start;
  padding: .7rem;
  border: 1px solid var(--line);
  background: var(--paper);
  font-size: .82rem;
  line-height: 1.45;
}

.choice-grid input,
.inline-choice input {
  flex: 0 0 auto;
  width: 1rem;
  height: 1rem;
  margin-top: .12rem;
  accent-color: var(--rust-dark);
}

.checklist-output-panel {
  position: sticky;
  top: 6.5rem;
}

.checklist-output {
  min-height: 39rem;
  overflow-wrap: anywhere;
  white-space: pre-wrap;
}

.note-visual {
  margin: 0 0 2.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--line-dark);
}

.note-visual + p {
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--line-dark);
  color: var(--ink);
  font-size: 1.2rem;
}

.prose .note-visual + p:first-of-type {
  border-bottom: 1px solid var(--line-dark);
}

@media (max-width: 980px) {
  .checklist-layout {
    grid-template-columns: 1fr;
  }

  .checklist-output-panel {
    position: static;
  }

  .checklist-output {
    min-height: 28rem;
  }
}

@media (max-width: 580px) {
  .choice-grid {
    grid-template-columns: 1fr;
  }
}

/* IndexLane 1.2.1 — Diagnostic Workbench */

html {
  background: var(--canvas);
}

body.diagnostic-site {
  color: var(--ink);
  background:
    linear-gradient(rgba(53, 103, 244, .035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(53, 103, 244, .035) 1px, transparent 1px),
    var(--canvas);
  background-size: 40px 40px;
  font-size: 16px;
  line-height: 1.62;
}

:focus-visible {
  outline: 3px solid var(--dx-cobalt);
  outline-offset: 3px;
}

.shell {
  width: min(1200px, calc(100% - 3rem));
}

.site-header {
  border-bottom: 1px solid rgba(13, 23, 38, .13);
  background: rgba(255, 255, 255, .94);
  box-shadow: 0 1px 0 rgba(255, 255, 255, .65);
}

.nav-shell {
  grid-template-columns: auto 1fr auto;
  min-height: 68px;
}

.brand {
  gap: .7rem;
  min-width: 13rem;
  padding-right: 1.35rem;
  border-right-color: var(--line);
}

.brand-mark {
  width: 2.5rem;
  height: 2.5rem;
  overflow: hidden;
  border-radius: .65rem;
  color: inherit;
  background: transparent;
}

.brand-mark img {
  width: 100%;
  height: 100%;
}

.brand strong {
  font-size: .96rem;
  font-weight: 780;
  letter-spacing: -.025em;
}

.brand small {
  color: var(--muted);
  font: 650 .6rem/1.35 var(--mono);
  letter-spacing: .055em;
  text-transform: uppercase;
}

.desktop-nav a {
  position: relative;
  padding: 0 .76rem;
  border-right: 0;
  color: #526176;
  font-size: .77rem;
  font-weight: 690;
}

.desktop-nav a::after {
  position: absolute;
  right: .75rem;
  bottom: .8rem;
  left: .75rem;
  height: 2px;
  border-radius: 99px;
  background: transparent;
  content: "";
}

.desktop-nav a:hover,
.desktop-nav a[aria-current="page"] {
  color: var(--ink);
  background: transparent;
  box-shadow: none;
}

.desktop-nav a:hover::after,
.desktop-nav a[aria-current="page"]::after {
  background: var(--dx-cobalt);
}

.nav-cta {
  margin-left: .75rem;
}

.nav-toggle {
  position: relative;
  align-items: center;
  justify-content: center;
  width: 2.9rem;
  height: 2.9rem;
  padding: 0;
  border-color: var(--line-dark);
  border-radius: var(--dx-radius);
  background: var(--paper);
}

.nav-toggle__icon {
  position: relative;
  display: block;
  width: 1.3rem;
  height: 1rem;
}

.nav-toggle__icon span {
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  background: currentColor;
  transform-origin: center;
  transition: transform .18s ease, top .18s ease, opacity .18s ease;
}

.nav-toggle__icon span:nth-child(1) { top: 0; }
.nav-toggle__icon span:nth-child(2) { top: calc(50% - 1px); }
.nav-toggle__icon span:nth-child(3) { top: calc(100% - 2px); }

.nav-toggle[aria-expanded="true"] .nav-toggle__icon span:nth-child(1) {
  top: calc(50% - 1px);
  transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__icon span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__icon span:nth-child(3) {
  top: calc(50% - 1px);
  transform: rotate(-45deg);
}

.mobile-navigation-open {
  overflow: hidden;
}

.mobile-nav {
  border-top: 1px solid var(--line);
  background: var(--paper);
}

.mobile-nav a {
  border-bottom-color: var(--line);
  background: var(--paper);
  font-weight: 680;
}

.mobile-nav a[aria-current="page"] {
  color: var(--dx-cobalt-dark);
  background: var(--dx-pale-blue);
  box-shadow: inset 3px 0 var(--dx-cobalt);
}

.mobile-nav .mobile-nav__contact {
  color: #fff;
  border-bottom-color: var(--dx-cobalt-dark);
  background: var(--dx-cobalt);
  font-weight: 760;
}

main {
  background: transparent;
}

.hero {
  padding: clamp(3.5rem, 7vw, 6.5rem) 0 clamp(3rem, 6vw, 5rem);
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, .96);
}

.hero::before {
  display: none;
}

.hero h1 {
  max-width: 900px;
  margin-bottom: 1.2rem;
  font-size: clamp(2.55rem, 5.4vw, 4.9rem);
  font-weight: 760;
  line-height: 1.01;
  letter-spacing: -.052em;
}

.home-hero h1,
.hub-hero h1,
.services-intro--visual h1 {
  font-size: clamp(2.7rem, 5vw, 4.75rem);
}

.lede {
  max-width: 760px;
  color: var(--ink-2);
  font-size: clamp(1.05rem, 1.8vw, 1.28rem);
  line-height: 1.58;
}

.secondary {
  color: var(--muted);
}

.eyebrow,
.directory-label {
  color: var(--dx-cobalt-dark);
  font: 720 .67rem/1.4 var(--mono);
  letter-spacing: .09em;
  text-transform: uppercase;
}

.eyebrow::before {
  width: .45rem;
  height: .45rem;
  margin: 0 .55rem .02rem 0;
  border: 1px solid currentColor;
  border-radius: 50%;
  background: transparent;
}

.actions {
  gap: .62rem;
  margin-top: 1.45rem;
}

.button {
  min-height: 2.75rem;
  padding: .67rem 1rem;
  border-color: var(--line-dark);
  border-radius: .48rem;
  color: var(--ink);
  background: var(--paper);
  font-size: .78rem;
  font-weight: 730;
  box-shadow: none;
  transition: border-color .16s ease, background .16s ease, color .16s ease, transform .16s ease;
}

.button::after {
  content: "→";
}

.button:hover {
  color: var(--dx-cobalt-dark);
  border-color: var(--dx-cobalt);
  background: var(--dx-pale-blue);
  transform: translateY(-1px);
}

.button.primary {
  color: #fff;
  border-color: var(--dx-cobalt);
  background: var(--dx-cobalt);
  box-shadow: none;
}

.button.primary:hover {
  color: #fff;
  border-color: var(--dx-cobalt-dark);
  background: var(--dx-cobalt-dark);
  box-shadow: none;
}

.section {
  padding: clamp(3.5rem, 7vw, 6.5rem) 0;
  border-bottom-color: var(--line);
  background: rgba(244, 247, 251, .94);
}

.section-head {
  grid-template-columns: minmax(11rem, .35fr) minmax(0, 1fr);
  gap: .8rem clamp(2rem, 5vw, 4rem);
  max-width: 1060px;
  margin-bottom: 2.1rem;
}

.section-head h2,
.notes-directory__intro h2,
.note-topic__head h2 {
  font-size: clamp(1.9rem, 3.6vw, 3.2rem);
  font-weight: 730;
  line-height: 1.08;
  letter-spacing: -.04em;
}

.surface.card,
.section-panel,
.tool-panel,
.form-card {
  border-color: var(--line);
  border-radius: var(--dx-radius);
  background: var(--paper);
  box-shadow: none;
}

.surface.card::before,
.section-panel::before,
.tool-panel::before {
  top: .85rem;
  bottom: .85rem;
  left: 0;
  width: 3px;
  height: auto;
  border-radius: 0 3px 3px 0;
  background: var(--dx-cobalt);
}

.section-panel {
  max-width: 1060px;
}

.card h2,
.card h3,
.section-panel h2,
.article-side h2,
.tool-panel h2 {
  letter-spacing: -.028em;
}

.card p {
  color: var(--muted);
}

.card-link {
  color: var(--dx-cobalt-dark);
  font: 720 .76rem/1.45 var(--sans);
}

.meta,
.tag,
.diagnostic-figure figcaption,
.proof-frame figcaption,
.evidence-screen figcaption {
  font-family: var(--mono);
}

.tag {
  border-color: #b8c6db;
  border-radius: 99px;
  background: #f4f7fb;
}

.clean-list {
  border-top-color: var(--line);
}

.clean-list li {
  border-bottom-color: var(--line);
  color: var(--ink-2);
}

.clean-list li::before {
  color: var(--dx-cobalt);
  content: "⌁";
}

.hero-aside {
  padding: 1.25rem;
  border: 1px solid var(--line);
  border-radius: var(--dx-radius);
  background: var(--canvas);
}

.hero-aside::before {
  top: .95rem;
  left: -.3rem;
  width: .55rem;
  height: .55rem;
  border: 2px solid #fff;
  border-radius: 50%;
  background: var(--dx-coral);
}

/* Homepage workbench */
.home-hero {
  padding-bottom: clamp(3.5rem, 6vw, 5.5rem);
}

.workbench-hero {
  display: grid;
  grid-template-columns: minmax(0, .88fr) minmax(30rem, 1.12fr);
  gap: clamp(2.5rem, 6vw, 5.5rem);
  align-items: center;
}

.workbench-hero__copy .secondary {
  max-width: 650px;
  margin-top: 1rem;
}

.diagnostic-workbench {
  overflow: hidden;
  border: 1px solid #bac6d7;
  border-radius: .85rem;
  background: #f8faff;
  box-shadow: 0 24px 65px rgba(13, 23, 38, .13);
}

.workbench-bar {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: .68rem .85rem;
  border-bottom: 1px solid var(--line);
  color: #435269;
  background: #eef2f7;
  font: 680 .66rem/1.35 var(--mono);
  letter-spacing: .045em;
  text-transform: uppercase;
}

.workbench-bar h2 {
  margin: 0;
  font: inherit;
  letter-spacing: inherit;
}

.workbench-state {
  display: inline-flex;
  gap: .42rem;
  align-items: center;
}

.workbench-state i {
  width: .48rem;
  height: .48rem;
  border-radius: 50%;
  background: var(--dx-coral);
  box-shadow: 0 0 0 3px rgba(237, 98, 91, .14);
}

.diagnostic-trace {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  padding: 1rem;
  margin: 0;
  list-style: none;
  background: #fff;
}

.diagnostic-trace li {
  position: relative;
  min-width: 0;
  padding: 0 .55rem;
  text-align: center;
}

.diagnostic-trace li::before {
  position: absolute;
  z-index: 0;
  top: .78rem;
  right: 50%;
  left: -50%;
  height: 2px;
  background: var(--line);
  content: "";
}

.diagnostic-trace li:first-child::before {
  display: none;
}

.trace-node {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 1.6rem;
  height: 1.6rem;
  margin: 0 auto .55rem;
  border: 2px solid #fff;
  border-radius: 50%;
  color: #fff;
  background: var(--dx-cobalt);
  box-shadow: 0 0 0 1px var(--dx-cobalt);
  font: 760 .6rem/1 var(--mono);
}

.diagnostic-trace [data-state="expected"] .trace-node { color: var(--dx-navy); background: var(--dx-teal); box-shadow: 0 0 0 1px var(--dx-teal); }
.diagnostic-trace [data-state="failure"] .trace-node { color: var(--dx-navy); background: var(--dx-coral); box-shadow: 0 0 0 1px var(--dx-coral); }

.diagnostic-trace b,
.diagnostic-trace small {
  display: block;
}

.evidence-picture {
  display: block;
  min-width: 0;
}

.evidence-image {
  display: block;
  width: 100%;
  height: auto;
}

.diagnostic-trace b {
  font-size: .7rem;
  line-height: 1.3;
}

.diagnostic-trace small {
  margin-top: .2rem;
  color: var(--muted);
  font-size: .6rem;
  line-height: 1.4;
}

.evidence-screen {
  min-width: 0;
  overflow: hidden;
  margin: 0;
  border: 1px solid #bac6d7;
  border-radius: var(--dx-radius);
  background: var(--paper);
  box-shadow: var(--shadow);
}

.evidence-screen .evidence-picture {
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background: #e8edf4;
}

.evidence-screen .evidence-image {
  width: 100%;
  object-fit: cover;
  object-position: top left;
}

.evidence-screen figcaption {
  padding: .72rem .9rem;
  color: var(--muted);
  font-size: .65rem;
  line-height: 1.5;
}

.evidence-screen figcaption strong {
  color: var(--ink);
}

.evidence-screen--hero {
  margin: 0 1rem 1rem;
  border-color: #c3cede;
  box-shadow: none;
}

.evidence-screen--hero .evidence-image {
  aspect-ratio: 16 / 8.6;
}

.evidence-screen--wide {
  width: 100%;
  margin-top: 2.2rem;
}

.evidence-screen--wide .evidence-image {
  max-height: 35rem;
  object-fit: cover;
  object-position: top left;
}

.proof-frame {
  min-width: 0;
  overflow: hidden;
  margin: 0;
  transform: none;
  border-color: var(--line);
  border-style: solid;
  border-width: 1px;
  border-radius: var(--dx-radius);
  background: var(--paper);
  box-shadow: none;
}

.proof-frame .evidence-picture {
  overflow: hidden;
  border-bottom-style: solid;
  border-bottom-width: 1px;
  border-bottom-color: var(--line);
  background: var(--canvas-dark);
}

.proof-frame .evidence-image {
  aspect-ratio: 16 / 10;
  object-fit: cover;
  object-position: top left;
  transition: none;
}

.proof-frame:hover .evidence-image {
  transform: none;
}

.proof-frame figcaption {
  padding: .8rem 1rem .9rem;
  color: var(--muted);
  font: 650 .68rem/1.5 var(--mono);
}

.proof-frame figcaption strong {
  color: var(--ink);
}

.proof-showcase,
.proof-showcase--compact {
  padding: clamp(3.5rem, 8vw, 7rem) 0;
  border-bottom-style: solid;
  border-bottom-width: 1px;
  color: var(--ink);
  border-bottom-color: var(--line);
  background: #eef2f7;
}

.proof-showcase--compact {
  padding: clamp(2.8rem, 6vw, 5rem) 0;
}

.proof-showcase .eyebrow {
  color: var(--dx-cobalt-dark);
}

.proof-showcase h2 {
  max-width: 760px;
  font-size: clamp(1.9rem, 3.5vw, 3.2rem);
  font-weight: 730;
  line-height: 1.08;
}

.proof-showcase .secondary {
  color: var(--muted);
}

.proof-showcase__intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(18rem, .48fr);
  gap: 1rem 3rem;
  align-items: start;
  margin-bottom: 2rem;
}

.proof-showcase__intro .eyebrow {
  grid-column: 1 / -1;
  margin-bottom: -.25rem;
}

.evidence-ledger__rows {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid var(--line-dark);
}

.evidence-ledger__rows > .evidence-record,
.proof-showcase--compact .evidence-ledger__rows > .evidence-record:first-child:nth-last-child(2),
.proof-showcase--compact .evidence-ledger__rows > .evidence-record:first-child:nth-last-child(2) ~ .evidence-record {
  display: grid;
  grid-template-columns: minmax(18rem, .7fr) minmax(0, 1fr);
  grid-column: auto;
  align-items: center;
  border: 0;
  border-bottom: 1px solid var(--line-dark);
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  transform: none;
}

.evidence-ledger__rows > .evidence-record .evidence-picture {
  border: 0;
  border-right: 1px solid var(--line);
}

.evidence-ledger__rows > .evidence-record .evidence-image {
  aspect-ratio: 16 / 8.5;
}

.evidence-ledger__rows > .evidence-record figcaption {
  padding: clamp(1rem, 3vw, 2rem);
  color: var(--ink-2);
  font-family: var(--sans);
  font-size: .9rem;
}

.home-brief:nth-of-type(odd) {
  background: #fff;
}

.home-brief:nth-of-type(even) {
  background: rgba(244, 247, 251, .96);
}

.diagnostic-checks {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--dx-radius);
  background: var(--paper);
}

.diagnostic-checks li {
  padding: 1rem 1rem 1rem 2.5rem;
}

/* Services: diagnostic queue */
.services-intro--visual,
.diagnostic-header {
  display: block;
}

.diagnostic-header__copy {
  max-width: 900px;
}

.method-strip.diagnostic-sequence {
  position: relative;
  overflow: hidden;
  padding: 0;
  margin: 0;
  border-color: var(--line-dark);
  border-radius: var(--dx-radius);
  background: var(--paper);
  list-style: none;
}

.method-strip.diagnostic-sequence::before {
  position: absolute;
  top: 2rem;
  right: 8%;
  left: 8%;
  height: 2px;
  background: var(--line);
  content: "";
}

.diagnostic-sequence .method-step {
  position: relative;
  min-height: 10rem;
  padding: 1.15rem;
  border-right-color: var(--line);
  background: rgba(255, 255, 255, .88);
}

.diagnostic-sequence .method-step span {
  position: relative;
  z-index: 1;
  display: inline-grid;
  place-items: center;
  min-width: 2.4rem;
  height: 1.5rem;
  padding: 0 .35rem;
  border: 2px solid #fff;
  border-radius: 99px;
  color: #fff;
  background: var(--dx-cobalt);
  box-shadow: 0 0 0 1px var(--dx-cobalt);
}

.diagnostic-sequence [data-state="expected"] span { color: var(--dx-navy); background: var(--dx-teal); box-shadow: 0 0 0 1px var(--dx-teal); }
.diagnostic-sequence [data-state="failure"] span { color: var(--dx-navy); background: var(--dx-coral); box-shadow: 0 0 0 1px var(--dx-coral); }

.diagnostic-sequence .method-step strong {
  margin-top: 1.35rem;
}

.service-group {
  grid-template-columns: minmax(15rem, .33fr) minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 4rem);
}

.service-group + .service-group {
  border-top-color: var(--line-dark);
}

.service-list {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--dx-radius);
  background: var(--paper);
}

.service-row {
  padding: 1.2rem 1.25rem;
  border-bottom-color: var(--line);
}

.diagnostic-queue-row {
  grid-template-columns: 1rem minmax(0, 1fr) minmax(10rem, .3fr) 1.5rem;
}

.queue-state {
  width: .62rem;
  height: .62rem;
  border: 2px solid #fff;
  border-radius: 50%;
  background: var(--dx-coral);
  box-shadow: 0 0 0 1px var(--dx-coral);
}

.service-row:hover {
  color: var(--dx-cobalt-dark);
  background: #f7f9fc;
}

.service-row__arrow {
  color: var(--dx-cobalt);
}

.service-row__arrow:last-child {
  grid-column: -2 / -1;
}

/* Individual service lane */
.service-hero__copy {
  max-width: 920px;
}

.service-brief {
  display: grid;
  grid-template-columns: minmax(18rem, .42fr) minmax(0, .58fr);
  gap: 0;
  overflow: hidden;
  margin-top: clamp(2.5rem, 5vw, 4rem);
  border: 1px solid var(--line-dark);
  border-radius: var(--dx-radius);
  background: #f7f9fc;
}

.service-brief__copy {
  padding: clamp(1.3rem, 3vw, 2.2rem);
}

.service-brief__copy h2 {
  margin: .2rem 0 .7rem;
  font-size: clamp(1.4rem, 2.4vw, 2rem);
  line-height: 1.15;
  letter-spacing: -.03em;
}

.service-brief__visual {
  border: 0;
  border-left: 1px solid var(--line);
  border-radius: 0;
  box-shadow: none;
}

.service-brief__visual .evidence-image {
  height: 100%;
  min-height: 15rem;
  object-fit: cover;
  object-position: top left;
}

.diagnostic-queue {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--dx-radius);
  background: var(--paper);
}

.diagnostic-queue li::before {
  width: .55rem;
  height: .55rem;
  border: 2px solid #fff;
  border-radius: 50%;
  background: var(--dx-coral);
  box-shadow: 0 0 0 1px var(--dx-coral);
  content: "";
}

.audit-scope-grid.service-lane {
  overflow: hidden;
  border-color: var(--line-dark);
  border-radius: var(--dx-radius);
  background: var(--paper);
}

.service-lane .audit-scope {
  position: relative;
  padding-top: 2.2rem;
  border-right-color: var(--line);
  background: var(--paper);
}

.service-lane .audit-scope::before {
  position: absolute;
  top: .9rem;
  left: 1.5rem;
  width: .6rem;
  height: .6rem;
  border: 2px solid #fff;
  border-radius: 50%;
  background: var(--dx-cobalt);
  box-shadow: 0 0 0 1px var(--dx-cobalt);
  content: "";
}

.service-lane .audit-scope[data-state="failure"]::before { background: var(--dx-coral); box-shadow: 0 0 0 1px var(--dx-coral); }
.service-lane .audit-scope[data-state="verified"]::before { background: var(--dx-teal); box-shadow: 0 0 0 1px var(--dx-teal); }

/* Listing pages: evidence ledger */
.ledger-hero__copy,
.field-files-hero__copy {
  max-width: 900px;
}

.ledger-directory {
  background: #fff;
}

.ledger-group + .ledger-group {
  margin-top: clamp(4rem, 8vw, 7rem);
  padding-top: clamp(3rem, 6vw, 5rem);
  border-top: 1px solid var(--line-dark);
}

.ledger-list,
.field-file-list {
  border-top: 1px solid var(--line-dark);
}

.ledger-row {
  display: grid;
  grid-template-columns: minmax(10rem, .23fr) minmax(0, 1fr) minmax(8rem, auto);
  gap: clamp(1rem, 3vw, 2.2rem);
  align-items: center;
  padding: 1.35rem 0;
  border-bottom: 1px solid var(--line);
}

.ledger-row__media {
  display: block;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: .45rem;
  background: var(--canvas-dark);
}

.ledger-row__media .evidence-image {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  object-position: top left;
}

.ledger-row__body h2,
.ledger-row__body h3 {
  margin: .15rem 0 .45rem;
  font-size: clamp(1.2rem, 2vw, 1.6rem);
  line-height: 1.17;
  letter-spacing: -.028em;
}

.ledger-row__body:first-child {
  grid-column: 1 / 3;
}

.ledger-row__body > p:not(.eyebrow):not(.meta) {
  max-width: 700px;
  margin: .45rem 0;
  color: var(--muted);
}

.ledger-row__link {
  align-self: center;
  margin: 0;
  padding: .6rem 0;
  text-align: right;
  white-space: nowrap;
}

/* Notes: field-file index */
.featured-notes,
.field-file-feature {
  background: #eef2f7;
}

.notes-directory__intro,
.note-topic__head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(18rem, .5fr);
  gap: 1rem 3rem;
  align-items: start;
  margin-bottom: 2rem;
}

.notes-directory__intro .eyebrow,
.note-topic__head .eyebrow {
  margin-bottom: -.15rem;
}

.field-file-row {
  display: grid;
  grid-template-columns: minmax(11rem, .25fr) minmax(0, 1fr);
  gap: clamp(1.1rem, 3vw, 2rem);
  align-items: center;
  padding: 1.3rem 0;
  border-bottom: 1px solid var(--line);
}

.field-file-row__media {
  display: block;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: .45rem;
  background: var(--canvas-dark);
}

.field-file-row__media .evidence-image {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  object-position: top left;
}

.field-file-row__body {
  position: relative;
  padding-right: 8rem;
}

.field-file-row__body:first-child {
  grid-column: 1 / -1;
}

.field-file-row__body h2,
.field-file-row__body h3 {
  max-width: 720px;
  margin: .22rem 0 .5rem;
  font-size: clamp(1.2rem, 2.2vw, 1.65rem);
  line-height: 1.15;
  letter-spacing: -.03em;
}

.field-file-row__body > p:not(.meta) {
  max-width: 720px;
  margin: .45rem 0;
  color: var(--muted);
}

.field-file-row__body .card-link {
  position: absolute;
  top: 50%;
  right: 0;
  margin: 0;
  padding: .6rem 0;
  transform: translateY(-50%);
}

.field-file-list--featured .field-file-row {
  grid-template-columns: minmax(15rem, .35fr) minmax(0, 1fr);
  padding: 1.5rem 0;
}

.field-file-row.featured-note {
  border-color: var(--line);
  box-shadow: none;
}

.note-topic + .note-topic {
  margin-top: clamp(4rem, 8vw, 7rem);
  padding-top: clamp(3rem, 6vw, 5rem);
  border-top-style: solid;
  border-top-width: 1px;
  border-top-color: var(--line-dark);
}

/* Articles: incident records */
.incident-hero {
  padding-bottom: clamp(2.8rem, 5vw, 4rem);
}

.incident-header {
  max-width: 1050px;
}

.incident-header h1 {
  max-width: 980px;
  font-size: clamp(2.4rem, 4.7vw, 4.5rem);
}

.incident-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  margin-top: 2rem;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.incident-meta span {
  display: grid;
  gap: .18rem;
  min-width: 9rem;
  padding: .75rem 1.2rem .75rem 0;
  margin-right: 1.2rem;
  color: var(--muted);
  font: 650 .65rem/1.3 var(--mono);
  text-transform: uppercase;
}

.incident-meta b {
  color: var(--ink);
  font-weight: 700;
  text-transform: none;
}

.article-shell {
  grid-template-columns: minmax(0, 790px) minmax(16rem, 1fr);
  gap: clamp(2.5rem, 7vw, 7rem);
}

.article-canvas {
  max-width: 790px;
}

.prose {
  color: var(--ink-2);
  font-size: 1.075rem;
  line-height: 1.8;
}

.prose > p:first-child,
.note-visual + p,
.prose .note-visual + p:first-of-type {
  border-bottom-color: var(--line-dark);
}

.prose h2,
.prose h3 {
  color: var(--ink);
  letter-spacing: -.032em;
}

.prose h2 {
  border-top-color: var(--line);
}

.prose a {
  color: var(--dx-cobalt-dark);
}

.prose code {
  color: #a42f2b;
  background: var(--dx-pale-coral);
}

.prose pre {
  border-left-color: var(--dx-cobalt);
  color: #e9eef7;
  background: #101b2b;
}

.prose blockquote {
  border-left-color: var(--dx-teal);
  background: var(--dx-pale-teal);
  padding: .85rem 1.2rem;
}

.article-side,
.incident-owner {
  top: 6.4rem;
  padding: 1.2rem;
  border: 1px solid var(--line);
  border-radius: var(--dx-radius);
  background: #f7f9fc;
}

.note-visual .evidence-picture {
  border-color: var(--line);
  border-radius: var(--dx-radius);
}

.table-scroll {
  border-color: var(--line-dark);
  border-radius: .45rem;
}

.prose table,
.data-table {
  background: var(--paper);
}

.prose th,
.data-table th {
  color: #fff;
  background: var(--dx-navy);
}

.prose th,
.prose td,
.data-table th,
.data-table td {
  border-color: var(--line);
}

/* Tools, forms, projects, and inherited page types */
.field input,
.field select,
.field textarea,
.tool-input {
  border-color: var(--line-dark);
  border-radius: .42rem;
  background: #fff;
}

.field input:focus,
.field select:focus,
.field textarea:focus,
.tool-input:focus {
  border-color: var(--dx-cobalt);
  box-shadow: 0 0 0 3px rgba(53, 103, 244, .16);
}

.choice-grid label,
.inline-choice,
.checklist-fieldset,
.optional {
  border-color: var(--line);
  border-radius: .42rem;
}

.choice-grid input,
.inline-choice input {
  accent-color: var(--dx-cobalt);
}

.summary-grid {
  overflow: hidden;
  border-color: var(--line);
  border-radius: .42rem;
  background: var(--line);
}

.severity.error { background: var(--danger); }
.severity.info { background: var(--success); }
.notice { border-color: var(--dx-teal); background: var(--dx-pale-teal); }
.project-image { border-color: var(--line); border-radius: var(--dx-radius); box-shadow: none; }

/* Footer */
.site-footer {
  padding-top: clamp(3.5rem, 7vw, 6rem);
  color: #e8eef8;
  background: var(--dx-navy);
}

.footer-grid {
  grid-template-columns: minmax(0, 1fr) minmax(20rem, .72fr);
  gap: clamp(3rem, 8vw, 8rem);
}

.footer-brandline {
  display: flex;
  gap: .8rem;
  align-items: center;
  margin-bottom: 1.25rem;
}

.footer-brandline img {
  width: 2.5rem;
  height: 2.5rem;
}

.footer-brandline .eyebrow {
  margin: 0;
}

.site-footer .eyebrow,
.site-footer .directory-label {
  color: #93acf9;
}

.site-footer h2 {
  max-width: 660px;
  font-size: clamp(2rem, 4vw, 3.6rem);
  font-weight: 720;
  line-height: 1.05;
  letter-spacing: -.045em;
}

.site-footer .small {
  color: #aebcd0;
}

.lane-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  padding: 0;
  margin-top: 1.5rem;
  color: #b9c6d8;
  font: 650 .65rem/1.35 var(--mono);
  list-style: none;
  text-transform: uppercase;
}

.lane-legend li {
  display: inline-flex;
  gap: .45rem;
  align-items: center;
}

.lane-legend li::before {
  width: .5rem;
  height: .5rem;
  border-radius: 50%;
  background: var(--dx-cobalt);
  content: "";
}

.lane-legend [data-state="expected"]::before { background: var(--dx-teal); }
.lane-legend [data-state="failure"]::before { background: var(--dx-coral); }

.footer-directory {
  border-top-color: #516078;
}

.footer-links a {
  border-bottom-color: #2d3c52;
  color: #cbd5e4;
}

.footer-meta {
  border-top-color: #2d3c52;
  color: #8190a6;
}

/* Browser tools: a working surface, not a landing-page shell. */
.tool-workspace {
  padding: clamp(3.5rem, 7vw, 6rem) 0;
  border-bottom: 1px solid var(--line);
  background: #fff;
}

.workspace-header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(18rem, .42fr);
  gap: clamp(2rem, 6vw, 5rem);
  align-items: end;
  margin-bottom: 2rem;
}

.workspace-header__copy {
  max-width: 820px;
}

.workspace-header h1 {
  max-width: 820px;
  margin: 0 0 1.1rem;
  font-size: clamp(2.5rem, 5vw, 4.65rem);
  font-weight: 760;
  line-height: 1.02;
  letter-spacing: -.05em;
}

.workspace-header .secondary {
  margin-bottom: 0;
}

.workspace-state {
  display: flex;
  gap: .85rem;
  align-items: flex-start;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: var(--dx-radius);
  background: #f7f9fc;
}

.workspace-state > span {
  flex: 0 0 auto;
  width: .65rem;
  height: .65rem;
  margin-top: .28rem;
  border: 2px solid #fff;
  border-radius: 50%;
  background: var(--dx-teal);
  box-shadow: 0 0 0 1px var(--dx-teal);
}

.workspace-state strong,
.workspace-state small {
  display: block;
}

.workspace-state strong {
  font-size: .85rem;
}

.workspace-state small {
  margin-top: .25rem;
  color: var(--muted);
  font-size: .72rem;
  line-height: 1.45;
}

.workspace-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(20rem, .88fr);
  gap: 1rem;
  align-items: start;
}

.workspace-input,
.workspace-output {
  overflow: hidden;
  padding: 0;
}

.workspace-panel__body {
  padding: clamp(1.2rem, 2.6vw, 2rem);
}

.workspace-output {
  position: sticky;
  top: 5.5rem;
}

.workspace-output .summary-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-bottom: 1.5rem;
}

.workspace-output .summary-item strong {
  color: var(--dx-navy);
}

.tool-notes__list {
  border-top: 1px solid var(--line-dark);
}

.tool-note {
  display: grid;
  grid-template-columns: minmax(11rem, .32fr) minmax(0, 1fr);
  gap: clamp(1.5rem, 5vw, 4rem);
  padding: 1.6rem 0;
  border-bottom: 1px solid var(--line);
}

.tool-note h2 {
  margin: 0 0 .55rem;
  font-size: clamp(1.3rem, 2.2vw, 1.75rem);
  line-height: 1.18;
  letter-spacing: -.03em;
}

.tool-note p:not(.eyebrow) {
  max-width: 760px;
  color: var(--muted);
}

.tool-handoff .shell {
  max-width: 940px;
}

.tool-handoff h2 {
  max-width: 820px;
  font-size: clamp(1.9rem, 3.7vw, 3.25rem);
  line-height: 1.08;
  letter-spacing: -.04em;
}

/* Basic pages: compact dossiers. */
.dossier-hero {
  padding-bottom: clamp(2.8rem, 5vw, 4.5rem);
}

.dossier-header {
  max-width: 940px;
}

.dossier-sections {
  background: #fff;
}

.dossier-section {
  background: #fff;
}

.dossier-section:nth-child(even) {
  background: #f4f7fb;
}

.dossier-entry {
  display: grid;
  grid-template-columns: minmax(13rem, .32fr) minmax(0, 1fr);
  gap: clamp(2rem, 7vw, 6rem);
  align-items: start;
}

.dossier-entry__label {
  position: sticky;
  top: 6.5rem;
}

.dossier-entry__label h2 {
  margin: .2rem 0 0;
  font-size: clamp(1.5rem, 2.7vw, 2.25rem);
  line-height: 1.12;
  letter-spacing: -.035em;
}

.dossier-entry__body {
  max-width: 800px;
  color: var(--ink-2);
  font-size: 1.04rem;
}

.dossier-entry__body > p:first-child {
  margin-top: 0;
}

.dossier-list {
  margin-top: 1.4rem;
}

/* Case pages: state sequence and decision ledger. */
.case-header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(18rem, .38fr);
  gap: clamp(2rem, 6vw, 5rem);
  align-items: end;
}

.case-header__copy {
  max-width: 860px;
}

.case-status {
  padding: 1.25rem;
  border: 1px solid var(--line);
  border-radius: var(--dx-radius);
  background: #f7f9fc;
}

.case-status h2 {
  margin: .2rem 0 .65rem;
  font-size: 1.3rem;
  line-height: 1.18;
  letter-spacing: -.025em;
}

.case-evidence-sequence {
  padding: 0;
  margin: 0;
  border-top: 1px solid var(--line-dark);
  list-style: none;
}

.case-evidence-step {
  display: grid;
  grid-template-columns: minmax(13rem, .34fr) minmax(0, 1fr);
  gap: clamp(1.5rem, 5vw, 4rem);
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--line);
}

.case-evidence-step__label {
  display: grid;
  grid-template-columns: 2.8rem minmax(0, 1fr);
  gap: .15rem .8rem;
  align-content: start;
}

.case-evidence-step__label > span {
  grid-row: 1 / span 2;
  display: grid;
  place-items: center;
  min-height: 1.55rem;
  align-self: start;
  border-radius: 99px;
  color: #fff;
  background: var(--dx-cobalt);
  font: 750 .62rem/1 var(--mono);
}

.case-evidence-step[data-state="expected"] .case-evidence-step__label > span,
.case-evidence-step[data-state="verified"] .case-evidence-step__label > span {
  color: var(--dx-navy);
  background: var(--dx-teal);
}

.case-evidence-step[data-state="failure"] .case-evidence-step__label > span {
  color: var(--dx-navy);
  background: var(--dx-coral);
}

.case-evidence-step__label .eyebrow {
  grid-column: 2;
  margin-bottom: 0;
}

.case-evidence-step__label h3 {
  grid-column: 2;
  margin: 0;
  font-size: 1.15rem;
}

.case-evidence-step__body > p {
  margin-top: .1rem;
}

.case-evidence-step__body .clean-list {
  margin-top: 0;
}

.case-ledger .table-scroll {
  margin-bottom: 0;
}

.case-limits {
  display: grid;
  grid-template-columns: minmax(14rem, .36fr) minmax(0, 1fr);
  gap: clamp(2rem, 6vw, 5rem);
  align-items: start;
}

.case-limits h2 {
  margin: .2rem 0 0;
  font-size: clamp(1.5rem, 2.8vw, 2.3rem);
  line-height: 1.12;
  letter-spacing: -.035em;
}

.case-limits .clean-list {
  margin-top: 0;
}

.case-next-step .shell {
  max-width: 940px;
}

/* Contact: a diagnostic intake desk. */
.intake-header {
  max-width: 940px;
}

.intake-state {
  display: inline-grid;
  grid-template-columns: .7rem minmax(0, 1fr);
  gap: .12rem .7rem;
  max-width: 570px;
  margin-top: 1.8rem;
  padding: .8rem 1rem;
  border: 1px solid var(--line);
  border-radius: var(--dx-radius);
  background: #f7f9fc;
}

.intake-state > span {
  grid-row: 1 / span 2;
  width: .62rem;
  height: .62rem;
  margin-top: .25rem;
  border: 2px solid #fff;
  border-radius: 50%;
  background: var(--dx-coral);
  box-shadow: 0 0 0 1px var(--dx-coral);
}

.intake-state strong,
.intake-state small {
  display: block;
}

.intake-state small {
  color: var(--muted);
  font-size: .72rem;
}

.intake-desk {
  display: grid;
  grid-template-columns: minmax(0, 760px) minmax(17rem, 1fr);
  gap: clamp(2rem, 6vw, 5rem);
  align-items: start;
}

.intake-form {
  overflow: hidden;
  padding: 0;
  border-color: var(--line-dark);
  box-shadow: none;
}

.intake-form__head {
  padding: clamp(1.3rem, 3vw, 2rem);
  border-bottom: 1px solid var(--line);
  background: #eef2f7;
}

.intake-form__head h2 {
  margin: .2rem 0 .55rem;
  font-size: clamp(1.5rem, 2.8vw, 2.15rem);
  line-height: 1.12;
  letter-spacing: -.035em;
}

.intake-form > .notice {
  margin: 1.2rem 1.2rem 0;
}

.intake-form > .form-grid {
  padding: clamp(1.2rem, 3vw, 2rem);
}

.intake-submit {
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}

.intake-notes {
  position: sticky;
  top: 6.5rem;
  border-top: 1px solid var(--line-dark);
}

.intake-note {
  padding: 1.3rem 0;
  border-bottom: 1px solid var(--line);
}

.intake-note h2 {
  margin: .15rem 0 .55rem;
  font-size: 1.2rem;
  line-height: 1.18;
  letter-spacing: -.025em;
}

.intake-note p:not(.eyebrow) {
  color: var(--muted);
  font-size: .86rem;
}

/* Project pages: engineering records. */
.project-record-header {
  max-width: 980px;
}

.project-record-meta,
.utility-release-meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(10rem, 1fr));
  gap: 1px;
  overflow: hidden;
  padding: 1px;
  margin: 2rem 0 1rem;
  border-radius: var(--dx-radius);
  background: var(--line);
}

.project-record-meta > div,
.utility-release-meta > div {
  padding: .85rem;
  background: #f7f9fc;
}

.project-record-meta dt,
.utility-release-meta dt {
  color: var(--muted);
  font: 680 .62rem/1.35 var(--mono);
  letter-spacing: .06em;
  text-transform: uppercase;
}

.project-record-meta dd,
.utility-release-meta dd {
  margin: .2rem 0 0;
  color: var(--ink);
  font-weight: 700;
}

.engineering-record__overview {
  display: grid;
  grid-template-columns: minmax(0, .85fr) minmax(19rem, 1.15fr);
  gap: clamp(2rem, 7vw, 6rem);
  align-items: start;
}

.engineering-record__summary h2,
.engineering-record__proof h2 {
  margin: .2rem 0 .75rem;
  font-size: clamp(1.55rem, 2.8vw, 2.25rem);
  line-height: 1.12;
  letter-spacing: -.035em;
}

.engineering-record__proof {
  padding: 1.3rem;
  border: 1px solid var(--line);
  border-radius: var(--dx-radius);
  background: #fff;
}

.engineering-record__proof .clean-list {
  margin-bottom: 0;
}

.engineering-log__entries {
  border-top: 1px solid var(--line-dark);
}

.engineering-log__entry {
  display: grid;
  grid-template-columns: minmax(13rem, .34fr) minmax(0, 1fr);
  gap: clamp(1.5rem, 5vw, 4rem);
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--line);
}

.engineering-log__entry h3 {
  margin: 0;
  font-size: 1.25rem;
  line-height: 1.18;
  letter-spacing: -.025em;
}

.engineering-log__entry p:first-child {
  margin-top: 0;
}

.project-evidence__list {
  border-top: 1px solid var(--line-dark);
}

.project-evidence__list .evidence-record {
  display: grid;
  grid-template-columns: minmax(18rem, .7fr) minmax(0, 1fr);
  align-items: center;
  border: 0;
  border-bottom: 1px solid var(--line-dark);
  border-radius: 0;
}

.project-evidence__list .evidence-picture {
  border-right: 1px solid var(--line);
  border-bottom: 0;
}

.project-evidence__list .evidence-record figcaption {
  padding: clamp(1rem, 3vw, 2rem);
  color: var(--ink-2);
  font-family: var(--sans);
  font-size: .9rem;
}

.project-next .shell {
  max-width: 940px;
}

/* Plugin pages: utility release records. */
.utility-record-header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(20rem, .42fr);
  gap: 1.5rem clamp(2rem, 6vw, 5rem);
  align-items: end;
}

.utility-record-header__copy {
  max-width: 820px;
}

.utility-release-meta {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 0;
}

.utility-actions {
  grid-column: 1 / -1;
  margin-top: .25rem;
}

.utility-spec {
  display: grid;
  grid-template-columns: minmax(15rem, .34fr) minmax(0, 1fr);
  gap: clamp(2rem, 6vw, 5rem);
  align-items: start;
}

.utility-spec__intro {
  position: sticky;
  top: 6.5rem;
}

.utility-spec__intro h2 {
  margin: .2rem 0 .6rem;
  font-size: clamp(1.5rem, 2.8vw, 2.2rem);
  line-height: 1.12;
  letter-spacing: -.035em;
}

.utility-spec__rows {
  border-top: 1px solid var(--line-dark);
}

.utility-spec__row {
  display: grid;
  grid-template-columns: minmax(12rem, .38fr) minmax(0, 1fr);
  gap: 1.5rem;
  padding: 1.4rem 0;
  border-bottom: 1px solid var(--line);
}

.utility-spec__label {
  position: relative;
  padding-left: 1.2rem;
}

.utility-spec__label > span {
  position: absolute;
  top: .42rem;
  left: 0;
  width: .55rem;
  height: .55rem;
  border-radius: 50%;
  background: var(--dx-teal);
}

.utility-spec__label > span[data-state="limit"] {
  background: var(--dx-coral);
}

.utility-spec__label h2 {
  margin: .18rem 0 0;
  font-size: 1.2rem;
  line-height: 1.16;
}

.utility-spec__row .clean-list {
  margin-top: 0;
}

.utility-directory-header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(17rem, .42fr);
  gap: 2rem clamp(2rem, 6vw, 5rem);
  align-items: end;
}

.utility-directory-header .workspace-state {
  align-self: start;
}

.utility-directory-preview {
  grid-column: 1 / -1;
  margin: 1rem 0 0;
}

.utility-directory__list {
  border-top: 1px solid var(--line-dark);
}

.utility-directory__item {
  display: grid;
  grid-template-columns: .75rem minmax(11rem, .3fr) minmax(0, 1fr) minmax(9rem, auto);
  gap: clamp(1rem, 3vw, 2rem);
  align-items: center;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--line);
}

.utility-directory__index {
  width: .65rem;
  height: 100%;
  min-height: 4.5rem;
  border-radius: 99px;
  background: linear-gradient(var(--dx-cobalt) 0 33%, var(--dx-teal) 33% 66%, var(--dx-coral) 66% 100%);
}

.utility-directory__media {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: .45rem;
  background: var(--paper);
}

.utility-directory__media img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.utility-directory__body h2 {
  margin: .15rem 0 .55rem;
  font-size: clamp(1.35rem, 2.4vw, 2rem);
  line-height: 1.1;
  letter-spacing: -.035em;
}

.utility-directory__body p {
  margin-block: .45rem;
}

.utility-directory__link {
  justify-self: end;
  text-align: right;
}

.tool-directory-note .dossier-entry {
  border-top: 1px solid var(--line-dark);
}

@media (max-width: 1080px) {
  .workbench-hero {
    grid-template-columns: minmax(0, .85fr) minmax(28rem, 1.15fr);
    gap: 2.5rem;
  }

  .desktop-nav a {
    padding-inline: .55rem;
  }

  .desktop-nav a::after {
    right: .55rem;
    left: .55rem;
  }
}

@media (max-width: 980px) {
  /* Primary links remain usable when JavaScript is disabled or fails. */
  .nav-toggle {
    display: none;
  }

  .mobile-nav {
    display: grid;
  }

  /* JavaScript opts into the collapsed control only after handlers exist. */
  .nav-enhanced .nav-toggle {
    display: inline-flex;
  }

  .nav-enhanced .mobile-nav {
    display: none;
  }

  .nav-enhanced .mobile-nav[data-open="true"] {
    display: grid;
    max-height: calc(100dvh - 4.5rem);
    overflow-y: auto;
    overscroll-behavior: contain;
  }

  .nav-shell {
    grid-template-columns: 1fr auto;
  }

  .brand {
    border-right: 0;
  }

  .workbench-hero {
    grid-template-columns: 1fr;
  }

  .diagnostic-workbench {
    max-width: 48rem;
  }

  .proof-showcase__intro,
  .notes-directory__intro,
  .note-topic__head {
    grid-template-columns: 1fr;
  }

  .service-brief {
    grid-template-columns: 1fr;
  }

  .service-brief__visual {
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .ledger-row {
    grid-template-columns: minmax(10rem, .28fr) minmax(0, 1fr);
  }

  .ledger-row__link {
    grid-column: 2;
    justify-self: start;
    text-align: left;
  }

  .ledger-row__body:first-child {
    grid-column: 1;
  }

  .utility-directory__item {
    grid-template-columns: .65rem minmax(9rem, .28fr) minmax(0, 1fr);
  }

  .utility-directory__link {
    grid-column: 3;
    justify-self: start;
    text-align: left;
  }

  .workspace-header,
  .workspace-grid,
  .case-header,
  .intake-desk,
  .engineering-record__overview,
  .utility-record-header,
  .utility-spec,
  .utility-directory-header {
    grid-template-columns: 1fr;
  }

  .workspace-output,
  .intake-notes,
  .utility-spec__intro {
    position: static;
  }

  .workspace-header__copy,
  .case-header__copy,
  .utility-record-header__copy {
    max-width: 900px;
  }

  .utility-actions {
    grid-column: auto;
  }

}

@media (max-width: 840px) {
  .shell {
    width: min(100% - 2rem, 1200px);
  }

  .hero {
    padding-top: 3.5rem;
    background: #fff;
  }

  .section-head {
    grid-template-columns: 1fr;
    gap: .45rem;
  }

  .section-head .eyebrow,
  .section-head .secondary,
  .section-head p:not(.eyebrow) {
    grid-column: auto;
    grid-row: auto;
  }

  .service-group {
    grid-template-columns: 1fr;
  }

  .service-group__intro,
  .article-side {
    position: static;
  }

  .diagnostic-sequence {
    grid-template-columns: 1fr;
  }

  .method-strip.diagnostic-sequence::before {
    display: none;
  }

  .diagnostic-sequence .method-step {
    min-height: 0;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .diagnostic-sequence .method-step:last-child {
    border-bottom: 0;
  }

  .dossier-entry,
  .tool-note,
  .case-evidence-step,
  .case-limits,
  .engineering-log__entry,
  .utility-spec__row {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .dossier-entry__label {
    position: static;
  }

  .project-evidence__list .evidence-record {
    grid-template-columns: 1fr;
  }

  .project-evidence__list .evidence-picture {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .evidence-ledger__rows > .evidence-record,
  .proof-showcase--compact .evidence-ledger__rows > .evidence-record:first-child:nth-last-child(2),
  .proof-showcase--compact .evidence-ledger__rows > .evidence-record:first-child:nth-last-child(2) ~ .evidence-record {
    grid-template-columns: 1fr;
  }

  .evidence-ledger__rows > .evidence-record .evidence-picture {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 680px) {
  .hero h1,
  .home-hero h1,
  .hub-hero h1,
  .services-intro--visual h1,
  .incident-header h1 {
    font-size: clamp(2.35rem, 11.5vw, 3.55rem);
  }

  .workbench-bar {
    align-items: flex-start;
    flex-direction: column;
  }

  .diagnostic-trace {
    grid-template-columns: 1fr;
    gap: 0;
    padding: .8rem 1rem;
  }

  .diagnostic-trace li {
    display: grid;
    grid-template-columns: 1.8rem minmax(0, 1fr);
    gap: .8rem;
    align-items: start;
    padding: .62rem 0;
    text-align: left;
  }

  .diagnostic-trace li::before {
    top: -.62rem;
    bottom: 50%;
    left: .79rem;
    width: 2px;
    height: auto;
  }

  .trace-node {
    margin: 0;
  }

  .diagnostic-trace small {
    font-size: .65rem;
  }

  .evidence-screen--hero {
    margin-inline: .8rem;
  }

  .diagnostic-queue-row {
    grid-template-columns: .8rem minmax(0, 1fr) 1.25rem;
  }

  .diagnostic-queue-row .meta {
    grid-column: 2;
    text-align: left;
  }

  .diagnostic-queue-row .service-row__arrow {
    grid-column: 3;
    grid-row: 1 / span 2;
  }

  .audit-scope-grid.service-lane {
    grid-template-columns: 1fr;
  }

  .service-lane .audit-scope {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .ledger-row,
  .field-file-row,
  .field-file-list--featured .field-file-row {
    grid-template-columns: 1fr;
    gap: .8rem;
  }

  .ledger-row__media,
  .field-file-row__media {
    max-width: 25rem;
  }

  .ledger-row__link {
    grid-column: auto;
  }

  .utility-directory__item {
    grid-template-columns: .55rem minmax(0, 1fr);
  }

  .utility-directory__media,
  .utility-directory__body,
  .utility-directory__link {
    grid-column: 2;
  }

  .ledger-row__body:first-child,
  .field-file-row__body:first-child {
    grid-column: auto;
  }

  .field-file-row__body {
    padding-right: 0;
  }

  .field-file-row__body .card-link {
    position: static;
    transform: none;
  }

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

  .utility-release-meta {
    grid-template-columns: 1fr;
  }

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

  .incident-meta span {
    min-width: 0;
    margin-right: 0;
  }
}

@media (max-width: 480px) {
  .shell {
    width: min(100% - 1.4rem, 1200px);
  }

  .brand small {
    display: none;
  }

  .brand {
    min-width: 0;
  }

  .actions .button {
    width: 100%;
  }

  .incident-meta {
    grid-template-columns: 1fr;
  }

  .footer-links {
    grid-template-columns: 1fr;
  }

  .footer-meta {
    flex-direction: column;
  }
}

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

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition: none !important;
  }
}