:root {
  color-scheme: dark;
  --background: #090c15;
  --surface: #111624;
  --surface-raised: #171d2d;
  --text: #f7f4ec;
  --muted: #b7bdca;
  --accent: #d29cff;
  --accent-strong: #b76df2;
  --cyan: #67e6d1;
  --border: rgba(255, 255, 255, 0.12);
  --content: 74rem;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 78% 5%, rgba(111, 50, 160, 0.2), transparent 28rem),
    radial-gradient(circle at 15% 24%, rgba(25, 130, 122, 0.12), transparent 24rem),
    var(--background);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1rem;
  line-height: 1.6;
}

a { color: inherit; }

a:focus-visible {
  outline: 3px solid var(--cyan);
  outline-offset: 4px;
  border-radius: 0.25rem;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.65rem 0.9rem;
  transform: translateY(-160%);
  border-radius: 0.5rem;
  background: var(--text);
  color: var(--background);
  font-weight: 750;
}

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

.project-header,
.project-footer,
main > section {
  width: min(calc(100% - 2rem), var(--content));
  margin-inline: auto;
}

.project-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  min-height: 5rem;
  border-bottom: 1px solid var(--border);
}

.project-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text);
  font-weight: 800;
  letter-spacing: -0.02em;
  text-decoration: none;
}

.project-brand img { border-radius: 0.75rem; }

.project-brand > span {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.project-brand small {
  margin-top: 0.2rem;
  color: var(--muted);
  font-size: 0.67rem;
  font-weight: 650;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.project-header nav,
.project-footer nav {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.project-header nav a,
.project-footer nav a {
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 650;
  text-decoration: none;
}

.project-header nav a:hover,
.project-header nav a[aria-current="page"],
.project-footer nav a:hover { color: var(--text); }

.project-header nav a[aria-current="page"] {
  text-decoration: underline;
  text-decoration-color: var(--accent);
  text-decoration-thickness: 0.15rem;
  text-underline-offset: 0.5rem;
}

.header-github {
  flex-shrink: 0;
  padding: 0.45rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: 0.55rem;
  color: var(--text);
  font-size: 0.82rem;
  font-weight: 800;
  text-decoration: none;
}

.header-github:hover { background: rgba(255, 255, 255, 0.07); }

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(18rem, 0.85fr);
  align-items: center;
  min-height: min(48rem, calc(100vh - 5rem));
  padding-block: clamp(4rem, 10vw, 8rem);
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--cyan);
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1, h2, h3, p { text-wrap: pretty; }

h1, h2, h3 {
  margin-top: 0;
  line-height: 1.08;
  letter-spacing: -0.04em;
}

h1 {
  max-width: 12ch;
  margin-bottom: 1.5rem;
  font-size: clamp(3.3rem, 7vw, 6.6rem);
}

h1 span {
  background: linear-gradient(110deg, var(--accent) 12%, #f1b8ff 52%, var(--cyan));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

h2 { font-size: clamp(2.2rem, 4vw, 3.7rem); }

h3 { font-size: 1.3rem; }

.hero-lede,
.section-heading > p:last-child {
  max-width: 46rem;
  color: var(--muted);
  font-size: clamp(1.05rem, 2vw, 1.25rem);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  align-items: center;
  min-height: 3rem;
  padding: 0.75rem 1.2rem;
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  font-weight: 800;
  text-decoration: none;
}

.button.primary {
  border-color: transparent;
  background: var(--accent);
  color: #170b20;
}

.button.primary:hover { background: #e0b6ff; }
.button.secondary:hover { background: rgba(255, 255, 255, 0.07); }

.tech-list,
.station-strip ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  padding: 0;
  list-style: none;
}

.tech-list { margin: 2rem 0 0; }

.tech-list li {
  padding: 0.35rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 700;
}

.hero-art {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 27rem;
}

.art-glow {
  position: absolute;
  width: min(28rem, 90%);
  aspect-ratio: 1;
  border-radius: 50%;
  background: conic-gradient(from 30deg, rgba(103, 230, 209, 0.5), rgba(183, 109, 242, 0.58), rgba(103, 230, 209, 0.5));
  filter: blur(55px);
  opacity: 0.45;
}

.hero-icon {
  z-index: 1;
  width: min(22rem, 75vw);
  height: auto;
  border-radius: 22%;
  box-shadow: 0 2rem 5rem rgba(0, 0, 0, 0.45);
  transform: rotate(3deg);
}

.station-strip {
  padding-block: 1.5rem;
  border-block: 1px solid var(--border);
}

.station-strip h2 {
  margin: 0;
  color: var(--muted);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.station-strip ul {
  gap: 1rem 2rem;
  margin: 0.8rem 0 0;
  font-weight: 750;
}

.section { padding-block: clamp(4.5rem, 9vw, 8rem); }

.section-heading { max-width: 50rem; margin-bottom: 3rem; }
.section-heading h2 { margin-bottom: 1rem; }

.feature-grid,
.roadmap-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.feature-grid article,
.roadmap-card {
  padding: clamp(1.4rem, 3vw, 2.2rem);
  border: 1px solid var(--border);
  border-radius: 1.25rem;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0.012));
}

.feature-grid article p,
.roadmap-card p { color: var(--muted); }

.feature-number {
  display: block;
  margin-bottom: 2.5rem;
  color: var(--accent);
  font: 800 0.8rem/1 ui-monospace, SFMono-Regular, Menlo, monospace;
}

.showcase {
  width: 100%;
  max-width: none;
  padding-inline: max(1rem, calc((100% - var(--content)) / 2));
  background: var(--surface);
  border-block: 1px solid var(--border);
}

.device-gallery {
  display: grid;
  grid-template-columns: minmax(10rem, 0.65fr) minmax(10rem, 0.65fr) minmax(22rem, 1.7fr);
  align-items: center;
  gap: clamp(1rem, 3vw, 2.25rem);
}

figure { margin: 0; }

figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 1.1rem;
  box-shadow: 0 1.5rem 3rem rgba(0, 0, 0, 0.35);
}

.phone-shot img { max-height: 38rem; object-fit: cover; object-position: top; }
.phone-shot.offset { transform: translateY(2rem); }

figcaption {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding-top: 1rem;
}

figcaption span { color: var(--muted); font-size: 0.88rem; }

.metrics dl {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 0;
  border-block: 1px solid var(--border);
}

.metrics dl div { padding: 2rem 1.2rem; border-right: 1px solid var(--border); }
.metrics dl div:last-child { border-right: 0; }

.metrics dt {
  color: var(--accent);
  font-size: clamp(2.2rem, 5vw, 4rem);
  font-weight: 850;
  letter-spacing: -0.06em;
}

.metrics dd { margin: 0.3rem 0 0; color: var(--muted); }
.coverage { max-width: 56rem; margin: 2rem 0 0; color: var(--muted); }

.split-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  max-width: none;
  gap: 2rem;
}

.text-link { color: var(--cyan); font-weight: 800; text-underline-offset: 0.25rem; }

.roadmap-card .status {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  margin-top: 0;
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.status span { width: 0.55rem; height: 0.55rem; border-radius: 50%; background: var(--muted); }
.done .status span { background: var(--cyan); box-shadow: 0 0 0.8rem rgba(103, 230, 209, 0.5); }
.active .status span { background: #ffcb6b; box-shadow: 0 0 0.8rem rgba(255, 203, 107, 0.4); }
.waiting .status span { background: var(--accent); }
.planned .status span { background: #7f8ba5; }

.roadmap-note { max-width: 55rem; margin: 1.5rem 0 0; color: var(--muted); font-size: 0.92rem; }

.cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: 6rem;
  padding: clamp(2rem, 5vw, 4rem);
  border: 1px solid rgba(210, 156, 255, 0.4);
  border-radius: 1.5rem;
  background: linear-gradient(120deg, rgba(183, 109, 242, 0.18), rgba(103, 230, 209, 0.08));
}

.cta h2 { margin-bottom: 0.75rem; }
.cta p:not(.eyebrow) { margin-bottom: 0; color: var(--muted); }
.cta .actions { flex-shrink: 0; margin-top: 0; }

.project-footer {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  padding-block: 2.5rem;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.86rem;
}

.project-footer p { max-width: 38rem; margin: 0.4rem 0 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;
}

/* Comprehensive project portal */

.portal-map { padding-top: 1rem; }

.portal-grid,
.resource-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.portal-grid a,
.resource-grid a {
  display: flex;
  flex-direction: column;
  min-height: 13rem;
  padding: clamp(1.4rem, 3vw, 2rem);
  border: 1px solid var(--border);
  border-radius: 1.1rem;
  background: linear-gradient(145deg, rgba(210, 156, 255, 0.07), rgba(103, 230, 209, 0.025));
  text-decoration: none;
}

.portal-grid a:hover,
.resource-grid a:hover { border-color: rgba(210, 156, 255, 0.55); transform: translateY(-2px); }

.portal-grid span,
.resource-grid span {
  margin-bottom: auto;
  color: var(--cyan);
  font-size: 0.73rem;
  font-weight: 850;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.portal-grid strong,
.resource-grid strong { margin-top: 2rem; font-size: 1.2rem; line-height: 1.3; }
.portal-grid small,
.resource-grid small { margin-top: 0.6rem; color: var(--muted); font-size: 0.88rem; }

.page-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(17rem, 0.55fr);
  align-items: end;
  gap: clamp(2rem, 7vw, 6rem);
  padding-block: clamp(4rem, 9vw, 7rem) clamp(3rem, 7vw, 5rem);
}

.page-hero h1 {
  max-width: 12ch;
  margin-bottom: 1.5rem;
  font-size: clamp(3rem, 6vw, 5.6rem);
}

.page-lede {
  max-width: 48rem;
  margin-bottom: 0;
  color: var(--muted);
  font-size: clamp(1.08rem, 2vw, 1.3rem);
}

.page-summary {
  padding: 1.5rem;
  border: 1px solid var(--border);
  border-radius: 1.1rem;
  background: var(--surface);
}

.page-summary > span {
  color: var(--cyan);
  font-size: 0.72rem;
  font-weight: 850;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.page-summary > strong {
  display: block;
  margin: 0.4rem 0 1.3rem;
  font-size: 1.65rem;
  letter-spacing: -0.04em;
}

.page-summary dl { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.5rem; margin: 0; }
.page-summary dl div { padding-top: 0.75rem; border-top: 1px solid var(--border); }
.page-summary dt { color: var(--muted); font-size: 0.7rem; }
.page-summary dd { margin: 0.15rem 0 0; font-size: 0.82rem; font-weight: 800; }

.section-jump {
  position: sticky;
  z-index: 20;
  top: 0;
  display: flex;
  gap: 0.35rem;
  overflow-x: auto;
  padding-block: 0.7rem;
  border-block: 1px solid var(--border);
  background: rgba(9, 12, 21, 0.94);
  backdrop-filter: blur(14px);
  scrollbar-width: thin;
}

.section-jump a {
  flex: 0 0 auto;
  padding: 0.45rem 0.7rem;
  border-radius: 0.45rem;
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 750;
  text-decoration: none;
}

.section-jump a:hover { background: rgba(255, 255, 255, 0.07); color: var(--text); }

.content-section { padding-block: clamp(4rem, 8vw, 7rem); border-bottom: 1px solid var(--border); }
.content-section:last-of-type { border-bottom: 0; }
.content-intro { max-width: 48rem; margin-bottom: 2.75rem; }
.content-intro.wide { max-width: 62rem; }
.content-intro h2 { margin-bottom: 1rem; }
.content-intro > p:last-child { color: var(--muted); font-size: 1.1rem; }
.context-note { max-width: 55rem; margin: 1.5rem 0 0; color: var(--muted); }
.section-action { margin: 2rem 0 0; }

.detail-grid,
.principle-grid,
.source-map,
.validation-layers,
.evidence-grid,
.workstream-grid,
.boundary-grid { display: grid; gap: 1rem; }

.detail-grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.detail-grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.principle-grid,
.source-map,
.evidence-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.validation-layers,
.workstream-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.boundary-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.detail-grid article,
.principle-grid article,
.source-map article,
.validation-layers article,
.evidence-grid article,
.boundary-grid article {
  padding: 1.6rem;
  border: 1px solid var(--border);
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.025);
}

.detail-grid article p,
.detail-grid article li,
.principle-grid article p,
.source-map article p,
.validation-layers article p,
.evidence-grid article p,
.boundary-grid article p { color: var(--muted); }

.detail-grid article ul { padding-left: 1.2rem; }
.detail-grid article li + li { margin-top: 0.45rem; }
.principle-grid article > span,
.boundary-grid article > span {
  display: inline-block;
  margin-bottom: 2rem;
  color: var(--accent);
  font: 800 0.78rem/1 ui-monospace, SFMono-Regular, Menlo, monospace;
}

.experience-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(16rem, 0.65fr);
  align-items: center;
  gap: clamp(2rem, 7vw, 6rem);
}

.experience-layout.reverse { grid-template-columns: minmax(16rem, 0.65fr) minmax(0, 1.35fr); }
.feature-shot { width: min(100%, 20rem); margin-inline: auto; }
.feature-shot img { max-height: 42rem; object-fit: cover; object-position: top; }

.check-list { margin: 0; padding: 0; list-style: none; }
.check-list li { position: relative; padding: 1rem 0 1rem 2rem; border-bottom: 1px solid var(--border); color: var(--muted); }
.check-list li:first-child { border-top: 1px solid var(--border); }
.check-list li::before { position: absolute; left: 0; color: var(--cyan); content: "✓"; font-weight: 900; }
.check-list strong { color: var(--text); }

.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: 1rem; }
.table-wrap:focus-visible { outline: 3px solid var(--cyan); outline-offset: 4px; }
.capability-table,
.device-table { width: 100%; min-width: 52rem; border-collapse: collapse; }
.capability-table th,
.capability-table td,
.device-table th,
.device-table td { padding: 1.1rem; border-bottom: 1px solid var(--border); text-align: left; vertical-align: top; }
.capability-table thead th,
.device-table thead th { background: var(--surface-raised); color: var(--muted); font-size: 0.75rem; letter-spacing: 0.08em; text-transform: uppercase; }
.capability-table tbody th,
.device-table tbody th { color: var(--text); font-size: 0.92rem; }
.capability-table tbody td,
.device-table tbody td { color: var(--muted); font-size: 0.9rem; }
.capability-table tr:last-child th,
.capability-table tr:last-child td,
.device-table tr:last-child th,
.device-table tr:last-child td { border-bottom: 0; }
.result-pass { color: var(--cyan); font-size: 0.72rem; font-weight: 850; letter-spacing: 0.08em; text-transform: uppercase; }

.architecture-flow { max-width: 60rem; margin-inline: auto; text-align: center; }
.architecture-node { padding: 1.3rem; border: 1px solid var(--border); border-radius: 0.9rem; background: var(--surface); }
.architecture-node > span { display: block; color: var(--cyan); font-size: 0.68rem; font-weight: 850; letter-spacing: 0.1em; text-transform: uppercase; }
.architecture-node > strong { display: block; margin-top: 0.25rem; font-size: 1.15rem; }
.architecture-node > small { display: block; margin-top: 0.35rem; color: var(--muted); }
.architecture-node.ui { border-color: rgba(103, 230, 209, 0.4); }
.architecture-node.vm { border-color: rgba(210, 156, 255, 0.5); }
.architecture-node.domain { border-color: rgba(255, 203, 107, 0.4); }
.architecture-arrow,
.architecture-split { padding: 0.55rem; color: var(--muted); font-size: 1.4rem; }
.architecture-implementations { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }

.process-timeline,
.milestone-history { margin: 0; padding: 0; list-style: none; }
.process-timeline li { display: grid; grid-template-columns: 3.5rem 1fr; gap: 1.4rem; padding: 1.5rem 0; border-bottom: 1px solid var(--border); }
.process-timeline li:first-child { border-top: 1px solid var(--border); }
.process-timeline li > span { display: grid; place-items: center; width: 2.6rem; height: 2.6rem; border: 1px solid rgba(210, 156, 255, 0.5); border-radius: 50%; color: var(--accent); font-weight: 850; }
.process-timeline h3 { margin-bottom: 0.4rem; }
.process-timeline p { margin: 0; color: var(--muted); }

.source-map article code { display: inline-block; margin-bottom: 2rem; color: var(--cyan); font-size: 0.75rem; overflow-wrap: anywhere; }
.toolchain-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-block: 1px solid var(--border); }
.toolchain-grid div { display: flex; flex-direction: column; padding: 1.5rem; border-right: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.toolchain-grid div:nth-child(3n) { border-right: 0; }
.toolchain-grid div:nth-last-child(-n + 3) { border-bottom: 0; }
.toolchain-grid span { color: var(--muted); font-size: 0.75rem; }
.toolchain-grid strong { margin-top: 0.3rem; font-size: 1.15rem; }

.validation-layers article > span {
  display: inline-block;
  margin-bottom: 2rem;
  color: var(--cyan);
  font-size: 0.72rem;
  font-weight: 850;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.validation-layers code { display: block; margin-top: 1.5rem; padding: 0.75rem; border-radius: 0.5rem; background: #080b12; color: var(--accent); font-size: 0.76rem; overflow-x: auto; }
.evidence-icon { display: grid; place-items: center; width: 3.2rem; height: 3.2rem; margin-bottom: 2rem; border: 1px solid rgba(103, 230, 209, 0.45); border-radius: 0.75rem; color: var(--cyan); font: 850 0.82rem/1 ui-monospace, SFMono-Regular, Menlo, monospace; }
.evidence-grid article a { color: var(--cyan); font-size: 0.85rem; font-weight: 750; text-underline-offset: 0.2rem; }

.ci-flow { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr; align-items: center; gap: 0.7rem; }
.ci-flow > div:not(.flow-arrow) { display: flex; flex-direction: column; min-height: 8rem; padding: 1.2rem; border: 1px solid var(--border); border-radius: 0.8rem; }
.ci-flow span { color: var(--accent); font: 850 0.75rem/1 ui-monospace, SFMono-Regular, Menlo, monospace; }
.ci-flow strong { margin-top: auto; }
.ci-flow small { margin-top: 0.25rem; color: var(--muted); }
.flow-arrow { color: var(--muted); }

.link-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.75rem; }
.link-cards a { display: flex; flex-direction: column; padding: 1.25rem; border: 1px solid var(--border); border-radius: 0.8rem; text-decoration: none; }
.link-cards a:hover { border-color: rgba(103, 230, 209, 0.5); }
.link-cards span { margin-top: 0.35rem; color: var(--muted); font-size: 0.86rem; }

.workstream-grid .roadmap-card { display: flex; flex-direction: column; }
.workstream-grid .roadmap-card > p:nth-of-type(2) { flex-grow: 1; }
.workstream-grid .roadmap-card > a { color: var(--cyan); font-size: 0.82rem; font-weight: 750; }
.milestone-id { margin: 0 0 0.55rem; color: var(--accent) !important; font: 850 0.78rem/1 ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: 0.08em; }

.milestone-history li {
  display: grid;
  grid-template-columns: 3rem 8rem minmax(0, 1fr) auto;
  align-items: start;
  gap: 1.25rem;
  padding: 1.4rem 0;
  border-bottom: 1px solid var(--border);
}
.milestone-history li:first-child { border-top: 1px solid var(--border); }
.history-order { display: grid; place-items: center; width: 2.35rem; height: 2.35rem; border: 1px solid var(--border); border-radius: 50%; color: var(--cyan); font-weight: 850; }
.history-date { display: flex; flex-direction: column; color: var(--muted); font-size: 0.78rem; }
.history-date span { width: fit-content; margin-top: 0.4rem; padding: 0.15rem 0.35rem; border-radius: 0.3rem; background: rgba(210, 156, 255, 0.12); color: var(--accent); font-size: 0.62rem; font-weight: 800; text-transform: uppercase; }
.history-copy h3 { margin-bottom: 0.4rem; font-size: 1.05rem; }
.history-copy > p:last-child { margin: 0; color: var(--muted); font-size: 0.9rem; }
.commit-link { padding: 0.35rem 0.5rem; border: 1px solid var(--border); border-radius: 0.4rem; color: var(--muted); font-size: 0.72rem; text-decoration: none; }
.commit-link:hover { color: var(--text); }

.roadmap-callout { display: grid; grid-template-columns: minmax(16rem, 0.75fr) minmax(0, 1.25fr); gap: clamp(2rem, 6vw, 5rem); padding: clamp(2rem, 5vw, 4rem); border: 1px solid var(--border); border-radius: 1.25rem; }
.roadmap-callout + .roadmap-callout { margin-top: 1rem; }
.roadmap-callout h2 { margin-bottom: 0; }
.roadmap-callout p { color: var(--muted); }
.deferred-callout { background: linear-gradient(120deg, rgba(127, 139, 165, 0.12), rgba(255, 255, 255, 0.02)); }
.next-callout { background: linear-gradient(120deg, rgba(210, 156, 255, 0.14), rgba(103, 230, 209, 0.06)); }
.future-callout { border-color: rgba(103, 230, 209, 0.35); background: linear-gradient(120deg, rgba(103, 230, 209, 0.1), rgba(210, 156, 255, 0.06)); }
.inline-requirements { display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 1.2rem 0 0; padding: 0; list-style: none; }
.inline-requirements li { padding: 0.3rem 0.55rem; border: 1px solid var(--border); border-radius: 999px; color: var(--muted); font-size: 0.75rem; }

.resource-section { padding-block: clamp(3.5rem, 7vw, 6rem); }
.document-list { border-top: 1px solid var(--border); }
.document-list a { display: grid; grid-template-columns: minmax(13rem, 0.7fr) minmax(0, 1.3fr); gap: 2rem; padding: 1.15rem 0; border-bottom: 1px solid var(--border); text-decoration: none; }
.document-list a:hover strong { color: var(--cyan); }
.document-list span { color: var(--muted); font-size: 0.88rem; }
.station-docs strong { color: var(--accent); }

.test-session-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.test-session-grid article {
  padding: 1.6rem;
  border: 1px solid var(--border);
  border-radius: 1rem;
  background: linear-gradient(145deg, rgba(103, 230, 209, 0.07), rgba(210, 156, 255, 0.025));
}

.test-session-grid article > span,
.severity-grid article > span {
  display: inline-block;
  margin-bottom: 2rem;
  color: var(--cyan);
  font-size: 0.72rem;
  font-weight: 850;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.test-session-grid ol { margin: 1.25rem 0 0; padding-left: 1.35rem; color: var(--muted); }
.test-session-grid li + li { margin-top: 0.65rem; }
.severity-grid article > span { color: var(--accent); }
.tester-safety-callout { border-color: rgba(255, 203, 107, 0.42); background: linear-gradient(120deg, rgba(255, 203, 107, 0.09), rgba(210, 156, 255, 0.045)); }

@media (max-width: 1100px) {
  .project-header { flex-wrap: wrap; padding-block: 1rem; }
  .project-header nav { order: 3; width: 100%; padding-top: 0.8rem; border-top: 1px solid var(--border); }
  .project-header nav a { flex: 1 0 auto; text-align: center; }
}

@media (max-width: 800px) {
  .hero { grid-template-columns: 1fr; }
  .hero-copy { z-index: 2; }
  .hero-art { grid-row: 1; min-height: 18rem; }
  .hero-icon { width: min(14rem, 55vw); }
  .device-gallery { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .tablet-shot { grid-column: 1 / -1; margin-top: 2rem; }
  .metrics dl { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .metrics dl div:nth-child(2) { border-right: 0; }
  .metrics dl div:nth-child(-n + 2) { border-bottom: 1px solid var(--border); }
  .cta { align-items: flex-start; flex-direction: column; }
  .project-footer { flex-direction: column; }
  .page-hero { grid-template-columns: 1fr; align-items: start; }
  .page-summary { width: min(100%, 26rem); }
  .detail-grid.three,
  .test-session-grid,
  .principle-grid,
  .source-map,
  .evidence-grid,
  .boundary-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .experience-layout,
  .experience-layout.reverse { grid-template-columns: 1fr; }
  .experience-layout.reverse .feature-shot { order: 2; }
  .ci-flow { grid-template-columns: 1fr; }
  .flow-arrow { transform: rotate(90deg); text-align: center; }
  .roadmap-callout { grid-template-columns: 1fr; }
  .project-footer nav { align-items: flex-start; }
}

@media (max-width: 560px) {
  .project-header { position: relative; align-items: flex-start; justify-content: center; gap: 0.75rem; }
  .project-header nav { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.35rem; }
  .project-header nav a { padding: 0.35rem; text-align: left; }
  .header-github { position: absolute; right: 0; top: 1rem; }
  .feature-grid, .roadmap-grid { grid-template-columns: 1fr; }
  .portal-grid,
  .resource-grid,
  .test-session-grid,
  .detail-grid.two,
  .detail-grid.three,
  .principle-grid,
  .source-map,
  .validation-layers,
  .evidence-grid,
  .workstream-grid,
  .boundary-grid,
  .link-cards { grid-template-columns: 1fr; }
  .page-hero h1 { font-size: clamp(2.7rem, 14vw, 4rem); }
  .page-summary dl { grid-template-columns: 1fr; }
  .architecture-implementations { grid-template-columns: 1fr; }
  .architecture-split { writing-mode: vertical-rl; margin-inline: auto; }
  .toolchain-grid { grid-template-columns: repeat(2, 1fr); }
  .toolchain-grid div:nth-child(3n) { border-right: 1px solid var(--border); }
  .toolchain-grid div:nth-child(2n) { border-right: 0; }
  .toolchain-grid div:nth-last-child(-n + 3) { border-bottom: 1px solid var(--border); }
  .toolchain-grid div:nth-last-child(-n + 2) { border-bottom: 0; }
  .milestone-history li { grid-template-columns: 2.6rem minmax(0, 1fr); gap: 0.75rem 1rem; }
  .history-order { grid-row: 1 / 4; }
  .history-date { grid-column: 2; }
  .history-copy { grid-column: 2; }
  .commit-link { grid-column: 2; width: fit-content; }
  .document-list a { grid-template-columns: 1fr; gap: 0.25rem; }
  .split-heading { align-items: flex-start; flex-direction: column; }
  .device-gallery { grid-template-columns: 1fr; }
  .phone-shot { width: min(100%, 20rem); margin-inline: auto; }
  .phone-shot.offset { transform: none; }
  .tablet-shot { grid-column: auto; }
  .metrics dl { grid-template-columns: 1fr; }
  .metrics dl div { border-right: 0; border-bottom: 1px solid var(--border); }
  .metrics dl div:last-child { border-bottom: 0; }
  .actions { flex-direction: column; align-items: stretch; }
  .button { justify-content: center; text-align: center; }
  .project-footer nav { align-items: flex-start; flex-direction: column; }
}

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