body.labs-landing,
body.labs-page {
  font-family: "UbuntuLabs", "Vazirmatn", system-ui, sans-serif;
  --font-mono: "UbuntuLabs", ui-monospace, Consolas, monospace;
}
.labs-landing .mono,
.labs-page .mono {
  font-family: "UbuntuLabs", ui-monospace, Consolas, monospace;
}
.labs-landing .head .brand-word,
.labs-page .head .brand-word {
  font-family: "UbuntuLabs", system-ui, sans-serif;
}

body.labs-landing {
  background:
    radial-gradient(circle at 1px 1px, var(--ink-2) 1px, transparent 0) 0 0/26px 26px,
    var(--paper);
}

.announce {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: center;
  padding: 9px 16px;
  background: var(--paper-sunken);
  border-bottom: 1px solid var(--hairline);
  font-size: .8125rem;
  color: var(--text-secondary);
}
.announce a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  color: var(--ink);
  border-bottom: 1px solid var(--ink-5);
  padding-bottom: 1px;
  transition: border-color var(--dur-fast) var(--ease-ink);
}
.announce a:hover { border-color: var(--ink); }
.announce .new {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--paper);
  background: var(--ink);
  border-radius: var(--radius-full);
  padding: 2px 8px;
}

.labs-landing .head .brand-word,
.labs-page .head .brand-word {
  display: flex;
  flex-direction: column;
  line-height: 1;
  font-family: "Ubuntu", var(--font-sans);
}
.labs-landing .head .brand-word b,
.labs-page .head .brand-word b {
  font-weight: 700;
  font-size: 15px;
  letter-spacing: .01em;
  color: var(--paper);
}
.labs-landing .head .brand-word i,
.labs-page .head .brand-word i {
  font-style: normal;
  font-weight: 500;
  font-size: 9.5px;
  letter-spacing: .38em;
  text-transform: uppercase;
  color: var(--ink-5);
  margin-top: 4px;
}
.labs-landing .head .brand-mark {
  display: block;
  width: auto;
  height: 30px;
  border-radius: 3px;
}

.hero-kicker {
  font-family: var(--font-mono);
  font-weight: 600;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.hero-lead { max-width: 62ch; color: var(--ink-10); }

.proof-row {
  position: relative;
  z-index: 2;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 10px 0;
  margin-top: 44px;
}
.proof-row span {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .04em;
  color: var(--text-muted);
  background: var(--paper-raised);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-full);
  padding: 7px 14px;
  box-shadow: var(--e-1);
}
.proof-row span + span::before {
  content: "◆";
  margin-inline-end: 14px;
  margin-inline-start: -4px;
  color: var(--ink-5);
  font-size: 8px;
  vertical-align: .14em;
}

.sec-index {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 10px;
}

.spot {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: clamp(28px, 4vw, 56px);
  align-items: center;
}
.spot-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--ink-9);
  background: var(--paper-sunken);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-full);
  padding: 6px 12px;
  margin-bottom: 18px;
}
.spot-tag::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: var(--radius-full);
  background: var(--ink);
}
.spot h3 {
  font-size: clamp(1.375rem, 2.4vw, 1.75rem);
  font-weight: 800;
  letter-spacing: -.01em;
  line-height: var(--lh-tight);
}
.spot > div > p {
  margin-top: 14px;
  color: var(--text-secondary);
  max-width: 50ch;
}
.caps {
  margin: 22px 0 26px;
  display: grid;
  gap: 10px;
}
.caps li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  font-size: .9375rem;
  color: var(--ink-10);
}
.caps li::before {
  content: "◆";
  flex: 0 0 auto;
  font-size: 9px;
  color: var(--ink-6);
  transform: translateY(-2px);
}
.spot-cta { justify-content: flex-start; margin-top: 26px; }

.pframe {
  background: var(--paper-raised);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  box-shadow: var(--e-2);
  overflow: clip;
}
.pframe-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--hairline);
  background: var(--paper-sunken);
}
.pframe-bar i {
  width: 9px;
  height: 9px;
  border-radius: var(--radius-full);
  background: var(--ink-4);
}
.pframe-bar i:first-child { background: var(--ink-8); }
.pframe-bar span {
  margin-inline-start: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
}
.pframe-body {
  display: grid;
  grid-template-columns: 132px 1fr;
  min-height: 320px;
}
.pframe-side {
  border-inline-end: 1px solid var(--hairline);
  padding: 16px 12px;
  display: grid;
  gap: 2px;
  align-content: start;
}
.pframe-side b {
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--text-faint);
  padding: 0 8px;
  margin: 8px 0 6px;
}
.pframe-side span {
  font-size: 12px;
  color: var(--ink-9);
  border-radius: var(--radius-xs);
  padding: 5px 8px;
}
.pframe-side span.on {
  background: var(--ink-1);
  color: var(--ink-12);
  font-weight: 600;
}
.pframe-main { padding: 18px; display: grid; gap: 14px; align-content: start; }
.kpis { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.kpi {
  border: 1px solid var(--hairline);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  background: var(--paper);
}
.kpi b {
  display: block;
  font-size: 1.375rem;
  font-weight: 800;
  letter-spacing: -.01em;
  line-height: 1.2;
}
.kpi span {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.pchart { display: flex; align-items: flex-end; gap: 10px; height: 84px; padding: 4px 2px 0; }
.pchart i {
  flex: 1;
  background: var(--ink);
  border-radius: 3px 3px 0 0;
  opacity: .85;
}
.pchart i:nth-child(2) { opacity: .55; }
.pchart i:nth-child(3) { opacity: .35; }
.pchart i:nth-child(4) { opacity: .22; }
.pframe-note {
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--text-faint);
  border-top: 1px solid var(--hairline);
  padding-top: 10px;
  display: flex;
  justify-content: space-between;
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(20px, 3vw, 40px);
}
.stat {
  border-top: 2px solid var(--ink);
  padding-top: 18px;
}
.stat b {
  display: block;
  font-size: clamp(2.25rem, 4.5vw, 3rem);
  font-weight: 800;
  letter-spacing: -.02em;
  line-height: 1.05;
}
.stat b em { font-style: normal; font-size: .45em; font-weight: 700; margin-inline-start: 2px; }
.stat span {
  display: block;
  margin-top: 10px;
  font-size: .875rem;
  color: var(--text-muted);
  max-width: 34ch;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(16px, 2.4vw, 24px);
}
.pcard {
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: var(--paper-raised);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-md);
  padding: 24px 22px 20px;
  box-shadow: var(--e-1);
  transition: transform var(--dur-fast) var(--ease-ink), box-shadow var(--dur-fast) var(--ease-ink), border-color var(--dur-fast) var(--ease-ink);
}
.pcard:hover { transform: translateY(-2px); box-shadow: var(--e-2); border-color: var(--hairline-strong); }
.pcard-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
}
.pcard-top b { font-size: 1.0625rem; font-weight: 800; }
.pstat {
  font-family: var(--font-mono);
  font-size: 9.5px;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--ink-9);
  background: var(--paper-sunken);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-full);
  padding: 4px 10px;
  white-space: nowrap;
}
.pstat.live { color: #0e7a06; border-color: #c4eab2; background: #edf9e7; }
.pcard p { color: var(--text-secondary); font-size: .9375rem; flex: 1; }
.pcard a {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .06em;
  color: var(--ink);
  border-bottom: 1px solid var(--ink-5);
  padding-bottom: 2px;
  align-self: flex-start;
  transition: border-color var(--dur-fast) var(--ease-ink);
}
.pcard a:hover { border-color: var(--ink); }

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(20px, 3vw, 40px);
  counter-reset: step;
}
.steps li {
  position: relative;
  border-top: 1px solid var(--hairline-strong);
  padding-top: 20px;
}
.steps li::before {
  content: "0" counter(step + 1);
  counter-increment: step;
  position: absolute;
  top: -13px;
  inset-inline-start: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--paper);
  background: var(--ink);
  border-radius: var(--radius-full);
  padding: 3px 10px;
}
.steps h3 { font-size: 1.0625rem; font-weight: 800; }
.steps p { margin-top: 10px; font-size: .9375rem; color: var(--text-secondary); }

.sec-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(14px, 2vw, 20px);
}
.scard {
  border: 1px solid var(--hairline);
  border-radius: var(--radius-md);
  background: var(--paper-raised);
  padding: 20px 18px;
  box-shadow: var(--e-1);
}
.scard b {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: .9375rem;
  font-weight: 700;
}
.scard b::before {
  content: "◆";
  font-size: 10px;
  color: var(--ink-7);
}
.scard p {
  margin-top: 10px;
  font-size: .8438rem;
  line-height: 1.75;
  color: var(--text-muted);
}

.cta-band {
  margin: clamp(72px, 10vw, 128px) auto 0;
  max-width: var(--w-page);
  padding: 0 clamp(16px, 3vw, 32px);
}
.cta-band > div {
  background: var(--ink);
  color: var(--paper);
  border-radius: var(--radius-lg);
  padding: clamp(40px, 6vw, 72px) clamp(24px, 5vw, 64px);
  text-align: center;
  position: relative;
  overflow: clip;
}
.cta-band h2 {
  font-size: clamp(1.625rem, 3.4vw, 2.375rem);
  font-weight: 800;
  letter-spacing: -.01em;
  line-height: var(--lh-tight);
}
.cta-band p {
  margin: 16px auto 0;
  max-width: 56ch;
  color: var(--ink-4);
}
.cta-band .hero-cta { margin-top: 30px; justify-content: center; }
.cta-band .btn {
  background: var(--paper);
  color: var(--ink);
  border-color: var(--paper);
}
.cta-band .btn:hover { border-color: var(--paper); opacity: .92; }
.cta-band .btn.ghost {
  background: transparent;
  color: var(--paper);
  border-color: color-mix(in srgb, var(--paper) 32%, transparent);
}
.cta-band .btn.ghost:hover { border-color: var(--paper); box-shadow: none; }
.cta-band .mono-line {
  margin-top: 30px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--ink-6);
}

.foot {
  margin-top: clamp(56px, 8vw, 96px);
  border-top: 1px solid var(--hairline);
  padding: 36px clamp(16px, 3vw, 32px) 44px;
  text-align: center;
}
.foot-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
}
.foot-brand img { height: 26px; width: auto; }
.foot-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 6px 22px;
  margin-top: 18px;
  font-size: .8438rem;
  color: var(--text-muted);
}
.foot-links a:hover { color: var(--ink); }
.foot-copy {
  margin-top: 18px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-faint);
}

.labs-landing .head,
.labs-page .head {
  position: sticky;
  top: 14px;
  inset-inline: auto;
  margin: 14px 14px 0;
}
.labs-landing .head .brand-mark,
.labs-page .head .brand-mark {
  display: block;
  width: auto;
  height: 30px;
  border-radius: 3px;
}

.hero-display {
  position: relative;
  z-index: 2;
  font-size: clamp(2.75rem, 6.5vw, 4.75rem);
  font-weight: 800;
  letter-spacing: -.025em;
  line-height: 1.06;
  color: var(--ink);
}
.hero-sub {
  position: relative;
  z-index: 2;
  margin-top: 6px;
  font-size: clamp(1.125rem, 2vw, 1.5rem);
  font-weight: 500;
  color: var(--ink-8);
  letter-spacing: -.01em;
}

.hero-proof {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 40px;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--text-faint);
}
.hero-proof i { font-style: normal; color: var(--ink-5); }

.jlist { display: grid; gap: 14px; }
.jitem {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 18px;
  background: var(--paper-raised);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-md);
  padding: 18px 22px;
  box-shadow: var(--e-1);
  transition: transform var(--dur-fast) var(--ease-ink), box-shadow var(--dur-fast) var(--ease-ink);
}
.jitem:hover { transform: translateY(-2px); box-shadow: var(--e-2); }
.jitem div { min-width: 0; }
.jitem b {
  display: block;
  font-size: 1.0625rem;
  font-weight: 700;
  line-height: var(--lh-tight);
}
.jitem p {
  margin-top: 6px;
  font-size: .875rem;
  color: var(--text-muted);
}
.jitem .jgo {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--ink);
  border-bottom: 1px solid var(--ink-5);
  padding-bottom: 2px;
  white-space: nowrap;
}
.jnote {
  margin-top: 18px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--text-faint);
}

.page-hero {
  max-width: var(--w-page);
  margin: 0 auto;
  padding: clamp(56px, 8vw, 96px) clamp(16px, 3vw, 32px) 0;
  text-align: center;
}
.page-hero h1 {
  font-size: clamp(2.5rem, 5.5vw, 4rem);
  font-weight: 800;
  letter-spacing: -.025em;
  line-height: 1.06;
}
.page-hero .ph-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--ink-9);
  background: var(--paper-sunken);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-full);
  padding: 6px 14px;
  margin-bottom: 22px;
}
.page-hero .ph-tag::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: var(--radius-full);
  background: var(--ink);
}
.page-hero .ph-lead {
  margin: 20px auto 0;
  max-width: 62ch;
  font-size: 1.0625rem;
  color: var(--text-secondary);
}
.page-hero .hero-cta { margin-top: 30px; justify-content: center; }

.caps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(14px, 2vw, 20px);
}
.cap {
  border: 1px solid var(--hairline);
  border-radius: var(--radius-md);
  background: var(--paper-raised);
  padding: 22px 20px;
  box-shadow: var(--e-1);
}
.cap b {
  display: block;
  font-size: 1rem;
  font-weight: 800;
}
.cap span {
  display: block;
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--text-faint);
}
.cap p {
  margin-top: 12px;
  font-size: .9063rem;
  line-height: 1.8;
  color: var(--text-secondary);
}
.spot-frame { margin-top: clamp(28px, 4vw, 48px); }

@media (max-width: 900px) {
  .spot { grid-template-columns: 1fr; }
  .caps-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
  .head-nav { display: none; }
  .stats, .cards, .steps, .caps-grid, .sec-cards { grid-template-columns: 1fr; }
  .pframe-body { grid-template-columns: 1fr; }
  .pframe-side { display: none; }
  .jitem { flex-direction: column; align-items: flex-start; }
}

.labs-page {
  background:
    radial-gradient(circle at 1px 1px, var(--ink-2) 1px, transparent 0) 0 0/26px 26px,
    var(--paper);
}

.art-labs .jmeta {
  display: block;
  margin-top: 8px;
  font-family: "UbuntuLabs", var(--font-sans);
  font-size: 11px;
  letter-spacing: .04em;
  color: var(--text-faint);
}
.art-labs .jitem { width: 100%; }

.lab-article {
  max-width: 720px;
  margin: 0 auto;
  padding: clamp(40px, 6vw, 72px) 20px 0;
}
.lab-crumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .8125rem;
  color: var(--text-muted);
  margin-bottom: 28px;
}
.lab-crumb a:hover { color: var(--ink); }
.lab-crumb span[aria-current], .lab-crumb > span:last-child { color: var(--text-faint); }
.lab-title h1 {
  font-size: clamp(1.625rem, 3.4vw, 2.375rem);
  font-weight: 800;
  line-height: var(--lh-tight);
  letter-spacing: -.01em;
}
.lab-meta {
  margin-top: 14px;
  font-size: .8438rem;
  color: var(--text-muted);
}
.lab-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.lab-tags .art-tag {
  font-size: .75rem;
  background: var(--paper-sunken);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-full);
  padding: 3px 12px;
  color: var(--text-secondary);
}
.lab-body {
  margin-top: 34px;
  border-top: 1px solid var(--hairline);
  padding-top: 30px;
  font-size: 1.0313rem;
  line-height: 2.15;
  color: var(--ink-10);
}
.lab-body h2 {
  font-size: 1.375rem;
  font-weight: 800;
  margin: 34px 0 12px;
  line-height: var(--lh-tight);
}
.lab-body h3 { font-size: 1.125rem; font-weight: 800; margin: 26px 0 10px; }
.lab-body p { margin: 0 0 18px; }
.lab-body ul, .lab-body ol { margin: 0 0 18px; padding-inline-start: 24px; }
.lab-body li { margin-bottom: 8px; }
.lab-body blockquote {
  border-inline-start: 3px solid var(--ink);
  background: var(--paper-sunken);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  margin: 0 0 18px;
  color: var(--ink-11);
}
.lab-body code {
  font-family: "UbuntuLabs", ui-monospace, monospace;
  font-size: .875em;
  background: var(--paper-sunken);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-xs);
  padding: 1px 6px;
}
.lab-body pre {
  background: var(--ink);
  color: var(--paper);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  overflow: auto;
  margin: 0 0 18px;
  line-height: 1.8;
}
.lab-body pre code { background: none; border: 0; color: inherit; padding: 0; }
.lab-body a { color: var(--ink); border-bottom: 1px solid var(--ink-5); }
.lab-body a:hover { border-color: var(--ink); }
.lab-body img { border-radius: var(--radius-md); }
.lab-body hr { border: 0; border-top: 1px solid var(--hairline); margin: 30px 0; }
.lab-body table { width: 100%; border-collapse: collapse; margin: 0 0 18px; font-size: .9063rem; }
.lab-body th, .lab-body td { border: 1px solid var(--hairline); padding: 8px 12px; text-align: start; }
.lab-back { margin: 40px 0 0; }

.j-scholar { counter-reset: jsec; }
.j-masthead {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  border-top: 3px solid var(--ink);
  border-bottom: 1px solid var(--hairline);
  padding: 14px 2px;
  margin-bottom: 36px;
}
.j-brand {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .3em;
  color: var(--ink);
}
.j-kind { font-size: .8125rem; color: var(--text-muted); }
.j-byline {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 18px;
  font-size: .875rem;
  color: var(--text-secondary);
}
.j-byline i { font-style: normal; color: var(--ink-5); }
.j-abstract {
  background: var(--paper-sunken);
  border: 1px solid var(--hairline);
  border-inline-start: 3px solid var(--ink);
  border-radius: var(--radius-sm);
  padding: 18px 22px;
  margin: 26px 0 0;
}
.j-abs-label {
  display: block;
  font-size: .8125rem;
  font-weight: 800;
  letter-spacing: .1em;
  color: var(--ink);
  margin-bottom: 8px;
}
.j-abstract p { margin: 0; font-size: .9688rem; line-height: 2.05; color: var(--ink-10); }
.j-keywords { margin-top: 16px; font-size: .875rem; color: var(--text-secondary); }
.j-kw-label { font-weight: 800; color: var(--ink); }
.j-scholar .lab-body h2::before {
  counter-increment: jsec;
  content: counter(jsec) "．";
  color: var(--ink-6);
  font-weight: 700;
  margin-inline-end: 8px;
}
.j-scholar .lab-body h2 {
  padding-bottom: 8px;
  border-bottom: 1px solid var(--hairline);
}
.j-scholar .lab-body > p:first-of-type::first-letter { font-weight: 700; }
.j-foot {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px;
  border-top: 1px solid var(--hairline);
  margin-top: 44px;
  padding-top: 16px;
  font-size: .8125rem;
  color: var(--text-muted);
}
.j-foot .mono { font-size: 11px; direction: ltr; }