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

.hero-compact {
  min-height: min(820px, calc(100vh - 82px));
}

.snapshot-card {
  padding: clamp(1.5rem, 3vw, 2.2rem);
  border: 1px solid var(--line);
  border-radius: 26px;
  background: linear-gradient(155deg, rgba(143, 227, 207, 0.055), rgba(255, 255, 255, 0.018));
  box-shadow: var(--shadow);
}

.snapshot-card h2 {
  margin-bottom: 1.4rem;
  font-size: clamp(1.7rem, 3vw, 2.45rem);
  letter-spacing: -0.04em;
}

.snapshot-list {
  margin: 0;
}

.snapshot-list div {
  display: grid;
  grid-template-columns: minmax(110px, 0.75fr) minmax(0, 1.25fr);
  gap: 1rem;
  padding-block: 0.75rem;
  border-top: 1px solid var(--line);
}

.snapshot-list dt {
  color: var(--muted);
}

.snapshot-list dd {
  margin: 0;
  color: var(--text);
  text-align: right;
}

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

.route-card {
  min-height: 230px;
  padding: 1.5rem;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.02);
  transition: border-color 160ms ease, transform 160ms ease, background-color 160ms ease;
}

.route-card:hover {
  border-color: rgba(143, 227, 207, 0.5);
  background: rgba(143, 227, 207, 0.04);
  transform: translateY(-3px);
}

.route-card span,
.catalog-index,
.note-meta {
  color: var(--accent);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.75rem;
  letter-spacing: 0.04em;
}

.route-card strong {
  display: block;
  margin: 3rem 0 0.65rem;
  font-size: 1.3rem;
  letter-spacing: -0.025em;
}

.route-card p {
  margin-bottom: 0;
  color: var(--muted);
}

.work-list {
  display: grid;
  gap: 1rem;
}

.work-list-condensed .work-card {
  min-height: 245px;
}

.work-card {
  min-height: 280px;
}

.work-meta {
  margin-bottom: 0;
  color: var(--accent) !important;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.76rem;
  letter-spacing: 0.04em;
}

.status-foundation span {
  background: #e5c07b;
  box-shadow: 0 0 0 6px rgba(229, 192, 123, 0.09);
}

.status-current span {
  background: var(--accent);
}

.status-research span {
  background: #8fb8ff;
  box-shadow: 0 0 0 6px rgba(143, 184, 255, 0.09);
}

.status-experimental span {
  background: #c89bff;
  box-shadow: 0 0 0 6px rgba(200, 155, 255, 0.09);
}

.surface-grid,
.relationship-grid,
.now-grid,
.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.surface-card,
.relationship-grid article,
.now-card,
.contact-route {
  min-height: 300px;
  padding: clamp(1.5rem, 3vw, 2rem);
  border: 1px solid var(--line);
  border-radius: 22px;
  background: var(--surface);
}

.surface-card-muted {
  background: rgba(255, 255, 255, 0.018);
}

.surface-label {
  display: inline-flex;
  margin-bottom: 3.2rem;
  padding: 0.36rem 0.62rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.surface-label-live {
  border-color: rgba(143, 227, 207, 0.36);
  color: var(--accent-strong);
}

.surface-card h3,
.relationship-grid h3,
.now-card h2,
.contact-route h2 {
  margin-bottom: 0.9rem;
  font-size: clamp(1.45rem, 2.5vw, 2rem);
  letter-spacing: -0.035em;
  line-height: 1.12;
}

.surface-card p:last-child,
.relationship-grid p:last-child,
.now-card p:last-child,
.contact-route p {
  margin-bottom: 0;
  color: var(--muted);
}

.contact-card {
  max-width: 760px;
  padding: clamp(1.6rem, 4vw, 2.5rem);
  border: 1px solid var(--line);
  border-radius: 24px;
  background: linear-gradient(145deg, rgba(143, 227, 207, 0.055), rgba(255, 255, 255, 0.018));
}

.contact-card p {
  margin-bottom: 1.8rem;
  color: var(--muted);
  font-size: clamp(1.02rem, 1.6vw, 1.16rem);
}

.page-main,
.article-main {
  min-height: 70vh;
}

.page-hero {
  max-width: 930px;
  padding-block: clamp(5.5rem, 10vw, 9rem);
}

.page-hero h1,
.article-header h1 {
  max-width: 980px;
  font-size: clamp(3.4rem, 7vw, 7rem);
}

.page-hero .lede {
  margin-bottom: 0;
}

.section-simple {
  padding-block: clamp(4.5rem, 8vw, 7rem);
}

.text-link,
.inline-link {
  color: var(--accent-strong);
  font-weight: 700;
}

.inline-link {
  text-decoration: underline;
  text-decoration-color: rgba(143, 227, 207, 0.35);
  text-underline-offset: 0.2em;
}

.work-catalog {
  display: grid;
  gap: 1rem;
  padding-bottom: clamp(4rem, 8vw, 7rem);
}

.catalog-card {
  padding: clamp(1.6rem, 4vw, 2.7rem);
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--surface);
}

.catalog-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.catalog-card h2 {
  margin: 2.5rem 0 0.9rem;
  font-size: clamp(2rem, 4vw, 3.4rem);
  letter-spacing: -0.05em;
}

.catalog-card > p {
  max-width: 820px;
  color: var(--muted);
  font-size: 1.06rem;
}

.catalog-meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
  margin: 2rem 0;
}

.catalog-meta div {
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.018);
}

.catalog-meta dt {
  margin-bottom: 0.35rem;
  color: var(--accent);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.7rem;
  text-transform: uppercase;
}

.catalog-meta dd {
  margin: 0;
  color: var(--muted);
}

.note-list {
  padding-bottom: clamp(5rem, 9vw, 8rem);
}

.note-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 2rem;
  align-items: end;
  padding: clamp(1.7rem, 4vw, 2.7rem);
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--surface);
}

.note-card h2 {
  max-width: 760px;
  margin: 2rem 0 0.8rem;
  font-size: clamp(2rem, 4.5vw, 3.8rem);
  letter-spacing: -0.052em;
  line-height: 1.02;
}

.note-card p:not(.note-meta) {
  max-width: 800px;
  margin-bottom: 0;
  color: var(--muted);
}

.article-main {
  width: min(calc(100% - 40px), 900px);
  margin-inline: auto;
}

.article-header {
  padding-block: clamp(5rem, 10vw, 9rem);
}

.article-deck,
.article-lead {
  color: var(--muted);
  font-size: clamp(1.15rem, 2vw, 1.4rem);
  line-height: 1.65;
}

.article-body {
  padding-bottom: clamp(4rem, 9vw, 8rem);
}

.article-body h2 {
  margin: 4rem 0 1.1rem;
  font-size: clamp(1.8rem, 3.6vw, 2.8rem);
  letter-spacing: -0.04em;
}

.article-body p,
.article-body li {
  color: #c4ced8;
  font-size: clamp(1.02rem, 1.4vw, 1.13rem);
}

.article-body ul,
.article-body ol {
  padding-left: 1.5rem;
}

.article-body li + li {
  margin-top: 0.55rem;
}

.article-body blockquote {
  margin: 3rem 0;
  padding: 1.4rem 1.6rem;
  border-left: 3px solid var(--accent);
  background: rgba(143, 227, 207, 0.045);
  color: var(--accent-strong);
  font-size: clamp(1.15rem, 2vw, 1.4rem);
}

.article-footer {
  padding: 2rem 0 clamp(5rem, 10vw, 8rem);
  border-top: 1px solid var(--line);
}

.article-footer > p {
  max-width: 720px;
  margin-bottom: 1.8rem;
  color: var(--muted);
}

.now-card-active {
  border-color: rgba(143, 227, 207, 0.28);
}

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

.availability-list div {
  display: flex;
  justify-content: space-between;
  gap: 1.5rem;
  padding-block: 1rem;
  border-bottom: 1px solid var(--line);
}

.availability-list span {
  color: var(--muted);
  text-align: right;
}

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

.model-stack > div {
  display: grid;
  grid-template-columns: 45px minmax(130px, 0.35fr) minmax(0, 1fr);
  gap: 1rem;
  align-items: baseline;
  padding: 1rem 0;
  border-top: 1px solid var(--line);
}

.model-stack span {
  color: var(--accent);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.76rem;
}

.model-stack p {
  margin: 0;
  color: var(--muted);
}

.contact-route .text-link {
  display: inline-flex;
  margin-top: 2rem;
}

.site-footer {
  align-items: flex-start;
}

.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.6rem 1.2rem;
}

.site-footer nav a {
  color: var(--muted);
}

.site-footer div p + p {
  margin-top: 0.25rem;
}

@media (max-width: 840px) {
  .site-header {
    flex-direction: column;
    gap: 1rem;
  }

  .site-header nav {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem 1.1rem;
    width: 100%;
    padding-bottom: 1rem;
  }

  .route-grid,
  .surface-grid,
  .relationship-grid,
  .now-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .route-card,
  .surface-card,
  .relationship-grid article,
  .now-card,
  .contact-route {
    min-height: auto;
  }

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

  .note-card {
    grid-template-columns: 1fr;
    align-items: start;
  }

  .model-stack > div {
    grid-template-columns: 38px 1fr;
  }

  .model-stack p {
    grid-column: 2;
  }

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

  .site-footer nav {
    justify-content: flex-start;
  }
}

@media (max-width: 620px) {
  .snapshot-list div,
  .availability-list div {
    grid-template-columns: 1fr;
  }

  .snapshot-list dd,
  .availability-list span {
    text-align: left;
  }

  .catalog-card-header {
    align-items: flex-start;
  }
}