:root {
  --art-navy: #06141c;
  --art-navy-deep: #040d12;
  --art-ink: #102028;
  --art-paper: #f3efe6;
  --art-paper-soft: #e8e2d4;
  --art-cream: #faf7f0;
  --art-teal: #1a8aa3;
  --art-teal-deep: #146e83;
  --art-fg: #102028;
  --art-fg-muted: #5a6e76;
  --art-on-navy: #e8f0f4;
  --art-on-navy-muted: #8aa3b0;
  --art-border: color-mix(in oklab, #102028 12%, transparent);
  --art-surface: #fffcf7;
  --art-display: "Fraunces", "Iowan Old Style", "Palatino Linotype", Palatino, serif;
  --art-sans: "Figtree", "Segoe UI", system-ui, sans-serif;
  --art-mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --art-shadow:
    0 0 0 1px rgba(16, 32, 40, 0.06),
    0 1px 2px -1px rgba(16, 32, 40, 0.06),
    0 2px 4px 0 rgba(16, 32, 40, 0.04);
  --art-ease: cubic-bezier(0.22, 1, 0.36, 1);
  --art-wrap: 72rem;
}

html.artilysin-html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
}

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

body.artilysin-template {
  margin: 0 !important;
  padding: 0 !important;
  background: var(--art-paper) !important;
  color: var(--art-ink);
  font-family: var(--art-sans);
  line-height: 1.55;
}

body.artilysin-template.admin-bar .art-header {
  top: 32px;
}

@media screen and (max-width: 782px) {
  body.artilysin-template.admin-bar .art-header {
    top: 46px;
  }
}

.art-page {
  min-height: 100dvh;
  background: var(--art-paper);
  color: var(--art-ink);
}

.art-page * {
  box-sizing: border-box;
}

.art-page h1,
.art-page h2,
.art-page h3 {
  text-wrap: balance;
  font-weight: 500;
  margin: 0;
}

.art-page p {
  text-wrap: pretty;
  margin: 0;
}

.art-page button:not(:disabled) {
  cursor: pointer;
  font-family: inherit;
}

.art-page img.art-photo {
  outline: 1px solid rgba(16, 32, 40, 0.1);
  outline-offset: -1px;
  display: block;
  max-width: 100%;
  height: auto;
}

.art-wrap {
  width: min(var(--art-wrap), 100%);
  margin-inline: auto;
  padding-inline: 1.25rem;
}

@media (min-width: 640px) {
  .art-wrap {
    padding-inline: 2rem;
  }
}

.art-kicker {
  font-family: var(--art-mono);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--art-teal);
  margin: 0;
}

.art-display {
  font-family: var(--art-display);
  letter-spacing: -0.02em;
  line-height: 1.15;
}

.art-lede {
  margin-top: 1.25rem;
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--art-fg-muted);
}

.art-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 50;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  background: color-mix(in oklab, var(--art-navy) 70%, transparent);
  color: var(--art-on-navy);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: background-color 200ms ease, border-color 200ms ease, color 200ms ease;
}

.art-header.is-paper {
  border-bottom-color: var(--art-border);
  background: color-mix(in oklab, var(--art-paper) 90%, transparent);
  color: var(--art-ink);
}

.art-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  height: 3.5rem;
}

@media (min-width: 640px) {
  .art-header-row {
    height: 4rem;
  }
}

.art-brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  min-height: 2.75rem;
  background: none;
  border: 0;
  padding: 0;
  color: inherit;
  flex-shrink: 0;
}

.art-brand-name {
  font-family: var(--art-display);
  font-size: 1.125rem;
  letter-spacing: -0.02em;
}

.art-brand-name sup {
  font-size: 0.6em;
  margin-left: 0.1em;
}

.art-mark {
  width: 1.75rem;
  height: 1.75rem;
  color: var(--art-teal);
}

.art-nav-desktop {
  display: none;
  align-items: center;
  gap: 0.25rem;
}

@media (min-width: 1024px) {
  .art-nav-desktop {
    display: flex;
  }
}

.art-nav-btn {
  min-height: 2.75rem;
  border: 0;
  background: none;
  border-radius: 0.375rem;
  padding: 0 0.9rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--art-on-navy-muted);
}

.art-header.is-paper .art-nav-btn {
  color: var(--art-fg-muted);
}

.art-nav-btn:hover {
  color: var(--art-on-navy);
}

.art-header.is-paper .art-nav-btn:hover {
  color: var(--art-ink);
}

.art-pub {
  min-height: 2.75rem;
  flex-shrink: 0;
  border: 0;
  border-radius: 0.375rem;
  padding: 0 0.9rem;
  background: var(--art-teal);
  color: var(--art-cream);
  font-size: 0.875rem;
  font-weight: 600;
}

.art-pub:active {
  transform: scale(0.96);
}

.art-nav-mobile {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  height: 2.75rem;
  overflow-x: auto;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.art-header.is-paper .art-nav-mobile {
  border-top-color: var(--art-border);
}

@media (min-width: 1024px) {
  .art-nav-mobile {
    display: none;
  }
}

.art-nav-mobile .art-nav-btn {
  flex-shrink: 0;
  padding-inline: 0.75rem;
}

.art-hero {
  position: relative;
  min-height: 100svh;
  overflow: hidden;
  background: var(--art-navy);
  color: var(--art-on-navy);
}

.art-hero-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.art-hero-shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to right, var(--art-navy), color-mix(in oklab, var(--art-navy) 80%, transparent), color-mix(in oklab, var(--art-navy) 40%, transparent)),
    linear-gradient(to top, var(--art-navy), transparent, color-mix(in oklab, var(--art-navy) 40%, transparent));
}

.art-hero-inner {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 100svh;
  padding: 9rem 0 4rem;
}

@media (min-width: 768px) {
  .art-hero-inner {
    justify-content: center;
    padding: 7rem 0 6rem;
  }
}

.art-hero-copy {
  max-width: 36rem;
}

.art-hero h1 {
  margin-top: 1rem;
  font-family: var(--art-display);
  font-size: clamp(2.6rem, 7vw, 4.5rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
}

.art-hero h1 sup {
  font-size: 0.42em;
}

.art-hero-lede {
  margin-top: 1.5rem;
  max-width: 36rem;
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--art-on-navy-muted);
}

@media (min-width: 640px) {
  .art-hero-lede {
    font-size: 1.25rem;
  }
}

.art-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2rem;
}

.art-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  min-height: 2.75rem;
  border-radius: 0.375rem;
  padding: 0 1.25rem;
  font-size: 0.875rem;
  font-weight: 600;
  border: 0;
}

.art-btn-cream {
  background: var(--art-cream);
  color: var(--art-navy);
}

.art-btn-cream:active {
  transform: scale(0.96);
}

.art-btn-ghost {
  background: transparent;
  color: var(--art-on-navy);
  border: 1px solid rgba(255, 255, 255, 0.2);
  font-weight: 500;
}

.art-btn-ghost:hover {
  border-color: rgba(255, 255, 255, 0.4);
}

.art-btn svg {
  width: 1rem;
  height: 1rem;
}

@keyframes art-fade-up {
  from {
    opacity: 0;
    transform: translateY(12px);
    filter: blur(4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
    filter: blur(0);
  }
}

.art-stagger > * {
  opacity: 0;
  animation: art-fade-up 500ms var(--art-ease) forwards;
}

.art-stagger > *:nth-child(1) { animation-delay: 40ms; }
.art-stagger > *:nth-child(2) { animation-delay: 120ms; }
.art-stagger > *:nth-child(3) { animation-delay: 200ms; }
.art-stagger > *:nth-child(4) { animation-delay: 280ms; }

@media (prefers-reduced-motion: reduce) {
  .art-stagger > * {
    opacity: 1;
    animation: none;
    filter: none;
    transform: none;
  }
}

.art-section {
  padding-block: 4rem;
}

@media (min-width: 768px) {
  .art-section {
    padding-block: 6rem;
  }
}

.art-section-tight {
  padding-block: 4rem;
}

@media (min-width: 768px) {
  .art-section-tight {
    padding-block: 5rem;
  }
}

#technology,
#mechanism,
#applications,
#evidence {
  scroll-margin-top: 8rem;
}

.art-split {
  display: grid;
  gap: 2.5rem;
}

@media (min-width: 768px) {
  .art-split-12 {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 3rem;
  }
  .art-split-12 > .art-span-4 { grid-column: span 4; }
  .art-split-12 > .art-span-5 { grid-column: span 5; }
  .art-split-12 > .art-span-7 { grid-column: span 7; }
  .art-split-12 > .art-span-8 { grid-column: span 8; }
  .art-split-12 > .art-span-12 { grid-column: span 12; }
  .art-split-2 {
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
  }
}

.art-h2 {
  margin-top: 0.75rem;
  font-family: var(--art-display);
  font-size: clamp(1.875rem, 3vw, 2.25rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.art-prose {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--art-fg-muted);
}

.art-prose em {
  font-style: italic;
}

.art-bg-cream {
  background: var(--art-cream);
}

.art-bg-paper {
  background: var(--art-paper);
}

.art-bg-navy {
  background: var(--art-navy);
  color: var(--art-on-navy);
}

.art-bg-navy .art-lede,
.art-bg-navy .art-prose,
.art-bg-navy .art-muted {
  color: var(--art-on-navy-muted);
}

.art-border-b {
  border-bottom: 1px solid var(--art-border);
}

.art-border-y {
  border-block: 1px solid var(--art-border);
}

.art-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  overflow: hidden;
  border-radius: 1rem;
  background: var(--art-border);
}

@media (min-width: 768px) {
  .art-stats {
    grid-template-columns: repeat(4, 1fr);
  }
}

.art-stat {
  background: var(--art-surface);
  padding: 1.5rem 1.25rem;
}

.art-stat dt {
  font-family: var(--art-display);
  font-size: clamp(1.875rem, 3vw, 2.25rem);
  letter-spacing: -0.02em;
  color: var(--art-ink);
}

.art-stat dd {
  margin: 0.5rem 0 0;
  font-size: 0.875rem;
  line-height: 1.35;
  color: var(--art-fg-muted);
}

.art-figure {
  overflow: hidden;
  border-radius: 1rem;
  background: var(--art-navy);
  box-shadow: var(--art-shadow);
  margin: 0;
}

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

.art-figure figcaption {
  padding: 1rem 1.25rem;
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--art-on-navy-muted);
}

.art-wide-photo {
  margin-top: 3rem;
  overflow: hidden;
  border-radius: 1rem;
}

.art-wide-photo img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  display: block;
}

.art-steps {
  display: grid;
  gap: 1.5rem;
  margin: 2.5rem 0 0;
  padding: 0;
  list-style: none;
}

@media (min-width: 768px) {
  .art-steps {
    grid-template-columns: repeat(3, 1fr);
  }
}

.art-step {
  border-radius: 0.75rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.05);
  padding: 1.5rem;
}

.art-step h3 {
  margin-top: 0.75rem;
  font-family: var(--art-display);
  font-size: 1.5rem;
  letter-spacing: -0.02em;
}

.art-step p {
  margin-top: 0.75rem;
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--art-on-navy-muted);
}

.art-cards {
  display: grid;
  gap: 1rem;
  margin-top: 3rem;
}

@media (min-width: 768px) {
  .art-cards-3 {
    grid-template-columns: repeat(3, 1fr);
  }
  .art-cards-2 {
    grid-template-columns: 1fr 1fr;
  }
}

.art-card {
  display: flex;
  flex-direction: column;
  border-radius: 0.75rem;
  background: var(--art-surface);
  padding: 1.5rem;
  box-shadow: var(--art-shadow);
}

.art-card h3 {
  margin-top: 0.75rem;
  font-family: var(--art-display);
  font-size: 1.5rem;
  letter-spacing: -0.02em;
}

.art-card p {
  margin-top: 0.75rem;
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--art-fg-muted);
  flex: 1;
}

.art-card-meta {
  margin-top: 1.25rem !important;
  font-family: var(--art-mono);
  font-size: 0.75rem;
  color: var(--art-fg-muted);
}

.art-pills {
  display: grid;
  gap: 0.75rem;
  margin: 2.5rem 0 0;
  padding: 0;
  list-style: none;
}

@media (min-width: 640px) {
  .art-pills {
    grid-template-columns: repeat(3, 1fr);
  }
}

.art-pills li {
  border-radius: 0.5rem;
  border: 1px solid var(--art-border);
  background: var(--art-cream);
  padding: 1rem 1.25rem;
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--art-fg-muted);
}

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

.art-arg {
  border-bottom: 1px solid var(--art-border);
}

.art-arg-btn {
  display: flex;
  width: 100%;
  min-height: 3.5rem;
  align-items: flex-start;
  gap: 1rem;
  padding: 1rem 0;
  background: none;
  border: 0;
  text-align: left;
  color: inherit;
}

.art-arg-num {
  margin-top: 0.15rem;
  font-family: var(--art-mono);
  font-size: 0.75rem;
  color: var(--art-teal);
}

.art-arg-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 500;
  color: var(--art-ink);
}

.art-arg-title svg {
  width: 1rem;
  height: 1rem;
  color: var(--art-teal);
  flex-shrink: 0;
}

.art-arg-body {
  display: none;
  margin-top: 0.5rem;
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--art-fg-muted);
}

.art-arg.is-open .art-arg-body {
  display: block;
}

.art-app {
  overflow: hidden;
  border-radius: 1rem;
  background: var(--art-surface);
  box-shadow: var(--art-shadow);
}

.art-app img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  display: block;
}

@media (min-width: 768px) {
  .art-app img {
    aspect-ratio: 2 / 1;
  }
}

.art-app-body {
  padding: 1.5rem;
}

.art-app h3 {
  margin-top: 0.5rem;
  font-family: var(--art-display);
  font-size: 1.5rem;
  letter-spacing: -0.02em;
}

.art-app .art-lead {
  margin-top: 0.75rem;
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--art-fg-muted);
}

.art-more {
  margin-top: 1rem;
  min-height: 2.75rem;
  background: none;
  border: 0;
  padding: 0;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--art-teal-deep);
}

.art-app-more {
  display: none;
  margin-top: 0.75rem;
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--art-fg-muted);
}

.art-app.is-open .art-app-more {
  display: block;
}

.art-species {
  display: grid;
  gap: 1.25rem;
  margin-top: 2.5rem;
}

@media (min-width: 768px) {
  .art-species {
    grid-template-columns: 1fr 1fr;
  }
}

.art-species-card {
  border-radius: 1rem;
  background: var(--art-surface);
  padding: 1.5rem;
  box-shadow: var(--art-shadow);
}

@media (min-width: 768px) {
  .art-species-card {
    padding: 2rem;
  }
}

.art-species-card h3 {
  font-family: var(--art-display);
  font-size: 1.5rem;
  letter-spacing: -0.02em;
}

.art-species-card ul {
  margin: 1.25rem 0 0;
  padding: 0;
  list-style: none;
}

.art-species-card li {
  display: flex;
  gap: 0.75rem;
  font-size: 0.875rem;
  color: var(--art-fg-muted);
  margin-top: 0.65rem;
}

.art-dot {
  width: 0.375rem;
  height: 0.375rem;
  margin-top: 0.5rem;
  border-radius: 999px;
  background: var(--art-teal);
  flex-shrink: 0;
}

.art-papers {
  margin: 2.5rem 0 0;
  padding: 0;
  list-style: none;
}

.art-papers li {
  display: flex;
  gap: 1.25rem;
  border-top: 1px solid var(--art-border);
  padding-top: 1.25rem;
  margin-top: 1.25rem;
}

.art-papers-num {
  width: 2rem;
  flex-shrink: 0;
  font-family: var(--art-mono);
  font-size: 0.875rem;
  color: var(--art-teal);
}

.art-papers-cite {
  font-size: 0.98rem;
  line-height: 1.65;
  color: var(--art-ink);
}

.art-papers-doi {
  margin-top: 0.25rem;
  font-family: var(--art-mono);
  font-size: 0.75rem;
  color: var(--art-fg-muted);
}

.art-note {
  margin-top: 2.5rem;
  max-width: 48rem;
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--art-fg-muted);
}

.art-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  background: var(--art-navy);
  color: var(--art-on-navy);
}

.art-footer-inner {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  padding-block: 3rem;
}

@media (min-width: 768px) {
  .art-footer-inner {
    flex-direction: row;
    align-items: flex-end;
    justify-content: space-between;
  }
}

.art-footer-brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.art-footer-brand p {
  font-family: var(--art-display);
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

.art-footer-copy {
  margin-top: 0.75rem;
  max-width: 24rem;
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--art-on-navy-muted);
}

.art-footer-meta {
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--art-on-navy-muted);
}

.art-footer-meta strong {
  display: block;
  font-weight: 500;
  color: var(--art-on-navy);
}

.art-footer-date {
  margin-top: 0.75rem;
  font-family: var(--art-mono);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
}

.art-mt-6 {
  margin-top: 1.5rem;
}

.max-w-2xl {
  max-width: 36rem;
}

.max-w-xl {
  max-width: 36rem;
}