:root {
  --paper: #f3f1eb;
  --paper-raised: #faf9f5;
  --ink: #17201d;
  --ink-soft: #52605b;
  --line: #cbcfc8;
  --accent: #d36b3d;
  --accent-dark: #a94e29;
  --deep: #15231f;
  --deep-soft: #c7d3ce;
  --content-width: 1180px;
  --gutter: clamp(1.25rem, 4vw, 3.5rem);
  --section-space: clamp(4.5rem, 10vw, 8.5rem);
  --radius: 0.35rem;
  --shadow: 0 18px 55px rgba(23, 32, 29, 0.08);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 5rem;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

body.nav-open {
  overflow: hidden;
}

a {
  color: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 4px;
}

.container {
  width: min(100% - (var(--gutter) * 2), var(--content-width));
  margin-inline: auto;
}

.section {
  padding-block: var(--section-space);
}

.section-bordered {
  border-block: 1px solid var(--line);
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 1rem;
  left: 1rem;
  padding: 0.7rem 1rem;
  background: var(--ink);
  color: white;
  transform: translateY(-200%);
}

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

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

.site-header {
  position: sticky;
  z-index: 20;
  top: 0;
  border-bottom: 1px solid transparent;
  background: color-mix(in srgb, var(--paper) 92%, transparent);
  backdrop-filter: blur(14px);
  transition: border-color 180ms ease;
}

.site-header.is-scrolled {
  border-color: var(--line);
}

.header-inner,
.footer-inner {
  display: flex;
  min-height: 4.75rem;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.wordmark {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
}

.wordmark-mark {
  font-size: 0.83rem;
  font-weight: 800;
  letter-spacing: 0.1em;
}

.wordmark-label {
  padding-left: 0.85rem;
  border-left: 1px solid var(--line);
  color: var(--ink-soft);
  font-size: 0.77rem;
}

.site-nav ul {
  display: flex;
  gap: clamp(1rem, 2.5vw, 2rem);
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-nav a,
.site-footer a {
  font-size: 0.78rem;
  font-weight: 650;
  letter-spacing: 0.04em;
  text-decoration: none;
}

.site-nav a:hover,
.site-footer a:hover {
  color: var(--accent-dark);
}

.nav-toggle {
  display: none;
  width: 2.75rem;
  height: 2.75rem;
  padding: 0.7rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: transparent;
}

.nav-toggle span:not(.sr-only) {
  display: block;
  height: 1px;
  margin-block: 0.35rem;
  background: var(--ink);
  transition: transform 180ms ease;
}

.hero {
  position: relative;
  min-height: calc(100svh - 4.75rem);
  display: grid;
  align-items: center;
  overflow: hidden;
}

.hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  right: -10vw;
  bottom: -20vw;
  width: min(55vw, 42rem);
  aspect-ratio: 1;
  border: 1px solid var(--line);
  border-radius: 50%;
  box-shadow: 0 0 0 5rem rgba(255, 255, 255, 0.18), 0 0 0 10rem rgba(255, 255, 255, 0.1);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.65fr) minmax(17rem, 0.75fr);
  gap: clamp(3rem, 8vw, 8rem);
  align-items: end;
}

.eyebrow {
  margin: 0 0 1.1rem;
  color: var(--accent-dark);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  line-height: 1.4;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  line-height: 1.08;
  text-wrap: balance;
}

h1 {
  max-width: 14ch;
  margin-bottom: 1.75rem;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(3.25rem, 7vw, 6.75rem);
  font-weight: 500;
  letter-spacing: -0.055em;
}

h2 {
  margin-bottom: 1.5rem;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2.3rem, 4.5vw, 4rem);
  font-weight: 500;
  letter-spacing: -0.04em;
}

h3 {
  font-size: 1.15rem;
}

.hero-summary,
.section-intro > p:last-child,
.section-copy,
.contact-inner p {
  max-width: 42rem;
  color: var(--ink-soft);
  font-size: clamp(1rem, 1.5vw, 1.15rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 2.25rem;
}

.button {
  display: inline-flex;
  min-height: 3rem;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.2rem;
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  font-size: 0.83rem;
  font-weight: 750;
  text-decoration: none;
  transition: background 160ms ease, color 160ms ease, transform 160ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  background: var(--ink);
  color: var(--paper-raised);
}

.button-secondary {
  background: transparent;
}

.hero-panel {
  padding: 1.75rem;
  border-top: 3px solid var(--accent);
  background: var(--paper-raised);
  box-shadow: var(--shadow);
}

.panel-label {
  margin-bottom: 1.4rem;
  color: var(--ink-soft);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.focus-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.focus-list li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding-block: 0.75rem;
  border-top: 1px solid var(--line);
  font-size: 0.9rem;
  font-weight: 650;
}

.focus-list li::before {
  content: "";
  width: 0.42rem;
  height: 0.42rem;
  border-radius: 50%;
  background: var(--accent);
}

.split-layout {
  display: grid;
  grid-template-columns: minmax(15rem, 0.8fr) minmax(0, 1.2fr);
  gap: clamp(3rem, 10vw, 8rem);
}

.section-intro {
  max-width: 48rem;
  margin-bottom: clamp(2.75rem, 6vw, 4.5rem);
}

.section-copy p:last-child {
  margin-bottom: 0;
}

.capability-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.capability-card {
  min-height: 17rem;
  padding: clamp(1.5rem, 3vw, 2.25rem);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.2);
}

.card-index {
  display: block;
  margin-bottom: 4.25rem;
  color: var(--accent-dark);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.72rem;
}

.capability-card p {
  margin-bottom: 0;
  color: var(--ink-soft);
  font-size: 0.92rem;
}

.section-dark {
  color: var(--paper-raised);
  background: var(--deep);
}

.section-dark .eyebrow {
  color: #e38b62;
}

.section-dark .section-intro > p:last-child {
  color: var(--deep-soft);
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.project-card {
  display: flex;
  min-height: 25rem;
  flex-direction: column;
  justify-content: space-between;
  padding: clamp(1.5rem, 4vw, 2.5rem);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.035);
}

.project-meta,
.project-capabilities {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.project-status,
.project-capabilities span {
  padding: 0.3rem 0.55rem;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 999px;
  color: var(--deep-soft);
  font-size: 0.68rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.project-card h3 {
  margin-block: 1.5rem 0.8rem;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  font-weight: 500;
}

.project-card p {
  color: var(--deep-soft);
}

.project-note {
  margin: 0;
  font-size: 0.75rem;
}

.project-link,
.back-link {
  display: inline-block;
  margin-top: 1.25rem;
  font-size: 0.78rem;
  font-weight: 750;
  letter-spacing: 0.04em;
  text-underline-offset: 0.3em;
}

.project-link:hover,
.back-link:hover {
  color: var(--accent);
}

.case-study {
  min-height: 70vh;
  overflow-x: clip;
}

.case-hero {
  border-bottom: 1px solid var(--line);
}

.case-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(17rem, 0.55fr);
  gap: clamp(3rem, 9vw, 8rem);
  align-items: end;
}

.case-hero h1,
.case-error h1 {
  max-width: 13ch;
  overflow-wrap: anywhere;
}

.draft-banner {
  display: inline-block;
  margin-bottom: 1.5rem;
  padding: 0.35rem 0.6rem;
  border: 1px solid var(--accent);
  color: var(--accent-dark);
  font-size: 0.7rem;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.case-meta {
  margin: 0;
  border-top: 3px solid var(--accent);
  background: var(--paper-raised);
  box-shadow: var(--shadow);
}

.case-meta div {
  padding: 1.1rem 1.4rem;
  border-bottom: 1px solid var(--line);
}

.case-meta dt {
  margin-bottom: 0.25rem;
  color: var(--ink-soft);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.case-meta dd {
  margin: 0;
  font-size: 0.9rem;
  font-weight: 650;
  overflow-wrap: anywhere;
}

.case-sections {
  border-left: 1px solid var(--line);
  border-right: 1px solid var(--line);
}

.case-section {
  display: grid;
  grid-template-columns: minmax(5rem, 0.25fr) minmax(0, 1.75fr);
  gap: clamp(1.5rem, 6vw, 5rem);
  padding: clamp(3rem, 7vw, 5.5rem);
  border-bottom: 1px solid var(--line);
}

.case-hero-grid > *,
.case-section > * {
  min-width: 0;
}

.case-section-index {
  color: var(--accent-dark);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.75rem;
}

.case-section h2 {
  font-size: clamp(2rem, 4vw, 3.25rem);
}

.case-section p,
.case-section li {
  max-width: 48rem;
  color: var(--ink-soft);
  font-size: clamp(1rem, 1.5vw, 1.12rem);
}

.case-section ul {
  padding-left: 1.2rem;
}

.operating-model {
  width: min(calc(100vw - (var(--gutter) * 2)), 90rem);
  max-width: none;
  margin: 3rem 0 0 50%;
  padding: clamp(1.25rem, 2.5vw, 2rem);
  border: 1px solid #cddce6;
  border-radius: 1rem;
  color: #0c263d;
  background: #fbfdff;
  box-shadow: var(--shadow);
  transform: translateX(-50%);
}

.case-section:has(.operating-model) {
  grid-template-columns: 1fr;
  padding-inline: clamp(1rem, 3vw, 2rem);
}

.model-header {
  margin-bottom: 1.25rem;
}

.model-header .model-kicker {
  margin-bottom: 0.35rem;
  color: #476982;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.model-header h3 {
  margin-bottom: 0.45rem;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.75rem, 3vw, 2.75rem);
  font-weight: 500;
  letter-spacing: -0.035em;
}

.model-header > p:last-child {
  max-width: none;
  margin-bottom: 0;
  color: #47627a;
  font-size: clamp(0.92rem, 1.2vw, 1.05rem);
}

.model-layers {
  display: grid;
  gap: 0.75rem;
}

.model-layer {
  display: grid;
  grid-template-columns: 12.5rem minmax(0, 1fr);
  gap: 1rem;
  padding: 1rem;
  border-radius: 0.9rem;
  background: linear-gradient(90deg, #edf6fb 0%, #f7fbfd 100%);
}

.model-layer-heading {
  display: flex;
  min-width: 0;
  flex-direction: column;
  justify-content: center;
  padding: 0.5rem;
}

.model-icon {
  display: inline-grid;
  width: 2.75rem;
  height: 2.75rem;
  flex: 0 0 auto;
  place-items: center;
  margin-bottom: 0.55rem;
  border-radius: 50%;
  color: #1262a4;
  background: #e4f2fb;
}

.model-icon svg {
  width: 1.55rem;
  height: 1.55rem;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.model-layer-heading h4,
.model-node h4,
.model-evidence h4 {
  margin: 0 0 0.35rem;
  line-height: 1.2;
}

.model-layer-heading h4 {
  font-size: 1.1rem;
}

.model-layer-heading p,
.model-node p,
.model-evidence p {
  max-width: none;
  margin: 0;
  color: #47627a;
}

.model-layer-heading p {
  font-size: 0.82rem;
  line-height: 1.45;
}

.model-node-row {
  display: grid;
  gap: clamp(1rem, 2vw, 2.25rem);
  align-items: stretch;
}

.model-node-row-four {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.model-node-row-five {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.model-node {
  position: relative;
  display: flex;
  min-width: 0;
  min-height: 10.25rem;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  padding: 1rem 0.75rem;
  border: 1px solid #dbe6ed;
  border-radius: 0.9rem;
  background: rgba(255, 255, 255, 0.82);
  text-align: center;
  box-shadow: 0 8px 22px rgba(31, 67, 94, 0.05);
}

.model-flow-forward .model-node:not(:last-child)::after,
.model-flow-mutual .model-node:not(:last-child)::after,
.model-flow-operations .model-node:nth-child(2)::after,
.model-flow-operations .model-node:nth-child(3)::after {
  content: "→";
  position: absolute;
  z-index: 2;
  top: 50%;
  right: calc(clamp(1rem, 2vw, 2.25rem) * -0.75);
  color: #2c648c;
  font-size: 1.4rem;
  transform: translate(50%, -50%);
}

.model-flow-mutual .model-node:not(:last-child)::after,
.model-flow-operations .model-node:nth-child(2)::after,
.model-flow-operations .model-node:nth-child(3)::after {
  content: "↔";
}

.model-cross-links {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  height: 2rem;
  align-items: center;
  margin-block: -0.75rem;
  padding-left: calc(12.5rem + 1rem);
  pointer-events: none;
}

.model-cross-links span {
  color: #4e87ac;
  font-size: 1.3rem;
  line-height: 1;
  text-align: center;
}

.model-node h4 {
  font-size: clamp(0.9rem, 1.2vw, 1rem);
}

.model-node p {
  font-size: clamp(0.88rem, 1vw, 0.94rem);
  line-height: 1.38;
}

.model-node-emphasis {
  border-color: #1a567a;
  color: white;
  background: linear-gradient(145deg, #2f6e8e, #123c5d);
}

.model-node-emphasis .model-icon {
  color: white;
  background: rgba(255, 255, 255, 0.12);
}

.model-node-emphasis p,
.model-node-emphasis p strong {
  color: #edf7fb;
}

.model-bifrost {
  padding-block: 1.4rem;
}

.model-bifrost p strong,
.model-bifrost p span {
  display: block;
}

.model-bifrost p strong {
  margin-bottom: 0.75rem;
}

.model-bifrost p span {
  padding-top: 0.8rem;
  border-top: 1px solid rgba(255, 255, 255, 0.22);
  line-height: 1.5;
}

.model-evidence {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(1.5rem, 3vw, 3rem);
  margin-top: 1.25rem;
  padding: 1.25rem 0.5rem 0;
}

.model-evidence > div {
  padding-top: 0.9rem;
  border-top: 2px solid #abc3d4;
}

.model-evidence h4 {
  font-size: 0.98rem;
}

.model-evidence p {
  font-size: clamp(0.9rem, 1.05vw, 0.98rem);
  line-height: 1.5;
}

.model-evidence .model-disclosure {
  grid-column: 1 / -1;
  color: #60788a;
  font-size: 0.76rem;
  text-align: right;
}

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

.case-error {
  min-height: 70vh;
}

.timeline {
  margin: 0;
  padding: 0;
  list-style: none;
}

.timeline-item {
  position: relative;
  padding: 0 0 2.5rem 2rem;
  border-left: 1px solid var(--line);
}

.timeline-item::before {
  content: "";
  position: absolute;
  top: 0.25rem;
  left: -0.32rem;
  width: 0.58rem;
  height: 0.58rem;
  border-radius: 50%;
  background: var(--accent);
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.timeline-item h3 {
  margin-bottom: 0.45rem;
}

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

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

.contact-inner {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 3rem;
}

.contact-inner h2 {
  max-width: 15ch;
}

.contact-inner .button {
  flex: 0 0 auto;
}

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

.footer-inner {
  min-height: 6rem;
}

.footer-inner p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.78rem;
}

.noscript-message,
.content-error {
  padding: 1rem var(--gutter);
  color: #7b1f16;
  background: #fde7e2;
  text-align: center;
}

.reveal {
  animation: reveal 650ms ease both;
}

@keyframes reveal {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 850px) {
  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: fixed;
    inset: 4.75rem 0 auto;
    padding: 1rem var(--gutter) 2rem;
    border-bottom: 1px solid var(--line);
    background: var(--paper);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-1rem);
    transition: opacity 180ms ease, transform 180ms ease;
  }

  .site-nav.is-open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .site-nav ul {
    align-items: stretch;
    flex-direction: column;
    gap: 0;
  }

  .site-nav a {
    display: block;
    padding-block: 0.9rem;
    border-bottom: 1px solid var(--line);
    font-size: 1rem;
  }

  .nav-toggle[aria-expanded="true"] span:not(.sr-only):nth-of-type(2) {
    transform: translateY(0.175rem) rotate(45deg);
  }

  .nav-toggle[aria-expanded="true"] span:not(.sr-only):nth-of-type(3) {
    transform: translateY(-0.175rem) rotate(-45deg);
  }

  .hero {
    min-height: auto;
  }

  .hero-grid,
  .split-layout,
  .case-hero-grid {
    grid-template-columns: 1fr;
  }

  .hero-panel {
    max-width: 30rem;
  }

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

  .operating-model {
    width: 100%;
    margin-left: 0;
    transform: none;
  }

  .model-layer {
    grid-template-columns: 1fr;
  }

  .model-layer-heading {
    display: grid;
    grid-template-columns: auto 1fr;
    column-gap: 0.8rem;
  }

  .model-layer-heading .model-icon {
    grid-row: 1 / 3;
  }

  .model-node-row-five {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .model-node-row-five .model-bifrost {
    grid-column: 1 / -1;
  }

  .model-node-row-five .model-node::after {
    content: none;
  }

  .model-cross-links {
    display: none;
  }
}

@media (max-width: 600px) {
  .wordmark-label {
    display: none;
  }

  .capability-grid,
  .project-grid {
    grid-template-columns: 1fr;
  }

  .capability-card {
    min-height: auto;
  }

  .card-index {
    margin-bottom: 2.5rem;
  }

  .project-card {
    min-height: 22rem;
  }

  .contact-inner,
  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .footer-inner {
    justify-content: center;
    gap: 0.7rem;
  }

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

  .operating-model {
    padding: 1rem;
  }

  .model-node-row-four,
  .model-node-row-five,
  .model-evidence {
    grid-template-columns: 1fr;
  }

  .model-node-row-five .model-bifrost,
  .model-evidence .model-disclosure {
    grid-column: auto;
  }

  .model-node {
    min-height: auto;
    align-items: flex-start;
    padding: 1rem;
    text-align: left;
  }

  .model-flow-forward .model-node:not(:last-child)::after {
    content: "↓";
    top: auto;
    right: 50%;
    bottom: -1.15rem;
    transform: translateX(50%);
  }

  .model-flow-mutual .model-node:not(:last-child)::after {
    content: "↕";
    top: auto;
    right: 50%;
    bottom: -1.15rem;
    transform: translateX(50%);
  }

  .model-flow-operations .model-node:nth-child(2)::after,
  .model-flow-operations .model-node:nth-child(3)::after {
    content: none;
  }

  .model-node .model-icon {
    width: 2.35rem;
    height: 2.35rem;
  }

  .model-evidence .model-disclosure {
    text-align: left;
  }
}

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