/* ── Reset & AV DS semantic tokens ── */
:root {
  --header-h: 68px;
  --container-max: 1180px;
  --content-max: 1180px;
  --container-px: clamp(16px, 4vw, 32px);
  --section-py: 72px;
  --section-gap: 40px;
  --card-gap: 16px;
  --hero-title-size: clamp(2.1rem, 4vw, 2.5rem);
  --hero-title-size-lg: 2.5rem;

  --surface-canvas: #f2f4f3;
  --surface-base: #ffffff;
  --surface-muted: #f6f7f5;
  --surface-icon: #edf3ef;
  --surface-code: #f7f8f7;
  --surface-header: rgba(255,255,255,0.88);
  --surface-header-scrolled: rgba(255,255,255,0.94);
  --surface-code-subtle: rgba(255,255,255,0.04);
  --surface-code-button: rgba(255,255,255,0.06);

  --color-text-primary: #171b19;
  --color-text-secondary: #56605b;
  --color-text-muted: #8b948f;
  --color-text-inverse: #e8e4dc;
  --color-text-on-accent: #ffffff;
  --color-text-code-muted: rgba(90,86,78,0.55);
  --color-text-code-secondary: rgba(26,23,20,0.7);

  --color-accent-primary: #8d6f22;
  --color-accent-primary-hover: #6f571b;
  --color-accent-primary-soft: #f0e6c8;
  --color-accent-primary-subtle: #faf5e8;
  --color-accent-primary-muted: rgba(201,168,76,0.32);
  --color-accent-primary-active: #765f25;
  --color-accent-secondary: #176b63;
  --color-accent-secondary-soft: #e8f2ef;
  --color-status-positive: #16A34A;

  --color-border-default: #d8dedb;
  --color-border-subtle: #e7ebe8;
  --color-border-code: rgba(255,255,255,0.16);
  --color-border-code-strong: rgba(255,255,255,0.32);
  --color-border-code-subtle: rgba(255,255,255,0.08);
  --color-border-accent-dashed: rgba(201,168,76,0.38);

  --code-keyword: var(--color-accent-primary);
  --code-string: #8aad6e;
  --code-comment: #6a665e;

  --scrollbar-code-thumb: rgba(255,255,255,0.2);
  --scrollbar-code-color: rgba(255,255,255,0.22);
  --print-surface: #ffffff;
  --print-link: #666666;

  --radius: 12px;
  --radius-sm: 10px;
  --shadow-sm: 0 1px 2px rgba(26,23,20,0.04);
  --shadow: 0 2px 8px rgba(26,23,20,0.06);
  --shadow-md: 0 4px 20px rgba(26,23,20,0.08);
  --shadow-lg: 0 12px 40px rgba(26,23,20,0.10);
  --shadow-header: 0 1px 0 rgba(26,23,20,0.06);
  --shadow-card-hover: 0 6px 24px rgba(26,23,20,0.06);
  --shadow-demo: 0 8px 32px rgba(26,23,20,0.08);
  --demo-frame-h: min(452px, 76vh);
  --max-w: 1120px;
  --font: 'IBM Plex Sans', 'Rubik', -apple-system, BlinkMacSystemFont, sans-serif;
}
html {
  scroll-padding-top: calc(var(--header-h) + 20px);
  overflow-x: hidden;
}
body {
  font-family: var(--font);
  color: var(--color-text-primary);
  background: var(--surface-canvas);
  -webkit-font-smoothing: antialiased;
  line-height: 1.65;
  letter-spacing: 0;
  overflow-x: hidden;
}
/* ── Hero ── */
.hero {
  padding: 56px var(--container-px) 30px;
  background: var(--surface-base);
  border-bottom: 1px solid var(--color-border-subtle);
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: none;
}
.janus-face {
  position: absolute;
  width: clamp(76px, 7vw, 104px);
  aspect-ratio: 119 / 300;
  overflow: hidden;
  pointer-events: none;
  user-select: none;
  opacity: 0.045;
  filter: sepia(0.18) contrast(0.9);
  mix-blend-mode: multiply;
  z-index: 0;
}
.janus-face img {
  position: absolute;
  top: 0;
  height: 100%;
  width: auto;
  max-width: none;
}
.janus-face--rightward {
  left: max(-42px, calc((100vw - var(--content-max)) / 2 - 92px));
  top: 108px;
}
.janus-face--rightward img { right: 0; }
.janus-face--leftward {
  right: max(-42px, calc((100vw - var(--content-max)) / 2 - 92px));
  top: 74px;
}
.janus-face--leftward img { left: 0; }
.section--janus {
  position: relative;
  overflow: hidden;
}
.section--janus > .section-header,
.section--janus > .proof-grid,
.section--janus > .deployment-strip {
  position: relative;
  z-index: 1;
}
.hero-shell {
  position: relative;
  z-index: 1;
  max-width: var(--content-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1.34fr) minmax(300px, 0.72fr);
  gap: 34px;
  align-items: center;
}
.hero-main {
  min-width: 0;
  width: min(100%, 880px);
  max-width: none;
}
.hero-shell::before { content: none; }
.hero h1 {
  font-size: var(--hero-title-size);
  font-weight: 560;
  line-height: 1.08;
  margin-bottom: 12px;
  max-width: 28ch;
  color: var(--color-text-primary);
  letter-spacing: 0;
  text-wrap: balance;
}
@media (min-width: 1200px) {
  .hero-shell { grid-template-columns: minmax(0, 1.36fr) minmax(300px, 0.7fr); }
  .hero-main { width: min(100%, 920px); }
  .hero h1 {
    font-size: var(--hero-title-size-lg);
    max-width: 31ch;
  }
}
.hero-sub {
  font-size: 17px;
  color: var(--color-text-secondary);
  max-width: 60ch;
  margin: 0 0 18px;
  line-height: 1.6;
  font-weight: 400;
  text-wrap: balance;
}
.hero-buttons { display: flex; gap: 12px; justify-content: flex-start; flex-wrap: wrap; }
.hero-inline-points {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 0 18px;
}
.hero-point {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 36px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid var(--color-border-subtle);
  background: rgba(255, 255, 255, 0.8);
  color: var(--color-text-secondary);
  font-size: 13px;
  font-weight: 500;
}
.hero-point svg {
  flex: 0 0 auto;
  color: var(--color-accent-primary);
}
.hero-side {
  position: relative;
  z-index: 1;
}
.hero-workbench {
  overflow: hidden;
  border: 1px solid var(--color-border-default);
  border-radius: 8px;
  background: var(--surface-base);
  box-shadow: 0 14px 36px rgba(23, 27, 25, 0.08);
}
.hero-workbench-head,
.hero-workbench-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 16px;
}
.hero-workbench-head { border-bottom: 1px solid var(--color-border-subtle); }
.hero-workbench-kicker,
.hero-query-label,
.hero-evidence-label,
.hero-answer-label {
  margin: 0;
  font-size: 10px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.hero-workbench-title {
  margin: 2px 0 0;
  font-family: 'JetBrains Mono', 'SF Mono', Menlo, monospace;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-primary);
}
.hero-workbench-status {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  background: var(--color-accent-secondary-soft);
  color: var(--color-accent-secondary);
  font-size: 11px;
  font-weight: 600;
  white-space: nowrap;
}
.hero-workbench-status::before {
  content: '';
  width: 6px;
  height: 6px;
  margin-right: 7px;
  border-radius: 50%;
  background: currentColor;
}
.hero-query { padding: 18px 16px 16px; }
.hero-query p {
  margin: 7px 0 0;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.35;
  color: var(--color-text-primary);
}
.hero-evidence {
  margin: 0 16px;
  padding: 14px 0 6px;
  border-top: 1px solid var(--color-border-subtle);
}
.hero-source-row {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--color-border-subtle);
  font-size: 12px;
}
.hero-source-rank,
.hero-source-score {
  font-family: 'JetBrains Mono', 'SF Mono', Menlo, monospace;
  color: var(--color-text-muted);
}
.hero-source-name {
  min-width: 0;
  color: var(--color-text-primary);
  font-weight: 500;
}
.hero-source-score { color: var(--color-accent-secondary); }
.hero-answer {
  margin: 14px 16px 16px;
  padding: 14px 16px;
  border-left: 3px solid var(--color-accent-secondary);
  background: var(--surface-muted);
}
.hero-answer p:last-child {
  margin: 7px 0 0;
  color: var(--color-text-secondary);
  font-size: 13px;
  line-height: 1.55;
}
.hero-workbench-foot {
  border-top: 1px solid var(--color-border-subtle);
  color: var(--color-text-muted);
  font-size: 11px;
}
.hero-workbench-foot a {
  color: var(--color-accent-secondary);
  font-weight: 600;
  text-decoration: none;
}
.hero-workbench-foot a:hover { text-decoration: underline; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  justify-content: center;
  text-decoration: none;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn-primary,
.btn-primary:visited { color: var(--color-text-on-accent); }
.btn-primary:active { background: var(--color-accent-primary-active); }

/* ── Section base ── */
.section {
  padding: var(--section-py) var(--container-px);
  max-width: var(--container-max);
  margin: 0 auto;
  scroll-margin-top: calc(var(--header-h) + 20px);
}
.section-bg {
  background: var(--surface-base);
  border-top: 1px solid var(--color-border-subtle);
  border-bottom: 1px solid var(--color-border-subtle);
}
.section-header { text-align: center; margin-bottom: var(--section-gap); }
.section-header > * { max-width: 820px; margin-left: auto; margin-right: auto; }
.section-label {
  margin-bottom: 12px;
}
.section-title {
  font-size: 36px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-top: 0;
  margin-bottom: 14px;
  line-height: 1.1;
  letter-spacing: 0;
  text-wrap: balance;
}
.section-subtitle {
  color: var(--color-text-secondary);
  font-size: 15.5px;
  max-width: 660px;
  margin: 0 auto;
  line-height: 1.66;
  text-wrap: balance;
}
.section-header-actions {
  display: flex;
  justify-content: center;
  margin-top: 20px;
}

/* ── Home product directory ── */
.section-header--split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.72fr);
  align-items: end;
  gap: 40px;
  text-align: left;
}
.section-header--split > * {
  max-width: none;
  margin-left: 0;
  margin-right: 0;
}
.section-header--split .section-subtitle { text-wrap: pretty; }
.home-route-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}
.home-route-card {
  min-height: 228px;
  padding: 24px;
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  border-top: 3px solid var(--color-border-default);
}
.home-route-card:nth-child(1),
.home-route-card:nth-child(5) { border-top-color: var(--color-accent-primary); }
.home-route-card:nth-child(3),
.home-route-card:nth-child(4) { border-top-color: var(--color-accent-secondary); }
.home-route-index {
  display: inline-flex;
  margin-bottom: 24px;
  color: var(--color-text-muted);
  font-size: 12px;
  font-weight: 700;
  line-height: 1;
  text-transform: uppercase;
  letter-spacing: 0;
}
.home-route-card h3 {
  margin: 0 0 10px;
  font-size: 20px;
  line-height: 1.25;
  letter-spacing: 0;
}
.home-route-card p {
  margin: 0 0 22px;
  color: var(--color-text-secondary);
  font-size: 14px;
  line-height: 1.55;
}
.home-route-card a,
.home-text-link {
  margin-top: auto;
  color: var(--color-accent-secondary);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
}
.home-route-card a::after,
.home-text-link::after { content: " →"; }
.home-route-card a:hover,
.home-text-link:hover { text-decoration: underline; }

.home-proof-band {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(340px, 0.92fr);
  border: 1px solid var(--color-border-default);
  border-radius: 8px;
  overflow: hidden;
  background: var(--surface-base);
}
.home-proof-copy,
.home-pilot-summary { padding: clamp(28px, 4vw, 48px); }
.home-proof-copy .section-title,
.home-proof-copy .section-subtitle {
  margin-left: 0;
  text-align: left;
}
.home-proof-copy .section-subtitle { text-wrap: pretty; }
.home-proof-list {
  display: grid;
  gap: 14px;
  margin: 28px 0;
  padding: 0;
  list-style: none;
}
.home-proof-list li {
  position: relative;
  padding-left: 26px;
  color: var(--color-text-secondary);
  font-size: 14px;
  line-height: 1.55;
}
.home-proof-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--color-accent-secondary);
  font-weight: 700;
}
.home-pilot-summary {
  background: var(--surface-muted);
  border-left: 1px solid var(--color-border-default);
}
.home-pilot-summary h3 {
  margin: 0 0 12px;
  font-size: 25px;
  line-height: 1.2;
  letter-spacing: 0;
}
.home-pilot-summary > p {
  margin: 0 0 28px;
  color: var(--color-text-secondary);
  font-size: 14px;
}
.home-pilot-metrics {
  display: grid;
  gap: 0;
  margin-bottom: 28px;
  border-top: 1px solid var(--color-border-default);
}
.home-pilot-metrics > div {
  display: grid;
  grid-template-columns: minmax(110px, 0.45fr) 1fr;
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--color-border-default);
}
.home-pilot-metrics strong { font-size: 14px; }
.home-pilot-metrics span {
  color: var(--color-text-secondary);
  font-size: 12.5px;
  line-height: 1.45;
}

/* ── Stats bar ── */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 18px var(--container-px);
  border-top: 1px solid var(--color-border-subtle);
  border-bottom: 1px solid var(--color-border-subtle);
}
.stat {
  text-align: center;
  min-height: 92px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 14px 18px;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}
.stat--mini {
  text-align: left;
  align-items: flex-start;
  gap: 8px;
}
.stat--mini + .stat--mini { border-left: 1px solid var(--color-border-subtle); }
.stat-kicker {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-text-muted);
  letter-spacing: 0.04em;
}
.stat-value {
  max-width: 100%;
  font-size: 30px;
  font-weight: 600;
  color: var(--color-text-primary);
  line-height: 1;
  letter-spacing: 0;
  overflow-wrap: break-word;
}
.stat-label {
  font-size: 11px;
  color: var(--color-text-secondary);
  margin-top: 10px;
  letter-spacing: 0;
  text-transform: uppercase;
  line-height: 1.45;
}
.stat-sub {
  font-size: 13px;
  line-height: 1.55;
  color: var(--color-text-secondary);
  max-width: 32ch;
}

/* ── Features grid ── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--card-gap);
  align-items: stretch;
}
@media (max-width: 1024px) { .features-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .features-grid { grid-template-columns: 1fr; } }
.feature-card {
  padding: 18px;
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  column-gap: 14px;
  row-gap: 8px;
  align-content: start;
  transition: box-shadow 0.2s, transform 0.2s;
}
.feature-card:hover {
  transform: translateY(-2px);
}
.feature-icon {
  width: 38px;
  height: 38px;
  background: var(--surface-icon);
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent-primary-hover);
}
.feature-card h3 {
  font-size: 18px;
  font-weight: 600;
  margin: 0;
  color: var(--color-text-primary);
  line-height: 1.28;
  align-self: center;
}
.feature-card p {
  grid-column: 1 / -1;
  color: var(--color-text-secondary);
  font-size: 14px;
  line-height: 1.56;
  margin: 0;
}

/* ── Audience segments ── */
.audience-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--card-gap);
}
.audience-card {
  padding: 18px;
  min-height: auto;
  display: flex;
  flex-direction: column;
  gap: 6px;
  position: relative;
}
.audience-card::before {
  content: '';
  width: 32px;
  height: 3px;
  border-radius: 999px;
  background: var(--color-accent-primary);
  margin-bottom: 4px;
}
.audience-card h3 {
  font-size: 16px;
  line-height: 1.3;
  font-weight: 600;
}
.audience-card p {
  color: var(--color-text-secondary);
  font-size: 13.5px;
  line-height: 1.58;
}
.audience-result {
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid var(--color-border-subtle);
  color: var(--color-accent-primary-hover);
  font-size: 11.5px;
  font-weight: 600;
  line-height: 1.48;
}
/* ── Steps ── */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  max-width: 1040px;
  margin: 0 auto;
  align-items: stretch;
}
.step {
  text-align: left;
  position: relative;
  background: var(--surface-base);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius);
  padding: 18px 20px 20px;
  min-height: 100%;
  display: grid;
  grid-template-columns: 50px minmax(0, 1fr);
  column-gap: 14px;
  row-gap: 8px;
  align-content: start;
}
.step::before {
  content: '';
  position: absolute;
  top: 0;
  left: 24px;
  width: 36px;
  height: 3px;
  border-radius: 999px;
  background: var(--color-accent-primary);
}
.step-num {
  font-size: 28px;
  font-weight: 600;
  color: var(--color-accent-primary-muted);
  line-height: 1;
  margin: 1px 0 0;
  letter-spacing: 0;
}
.step h3 {
  font-size: 18px;
  font-weight: 600;
  margin: 0;
  line-height: 1.25;
  max-width: none;
}
.step p {
  grid-column: 1 / -1;
  color: var(--color-text-secondary);
  font-size: 14px;
  line-height: 1.56;
  max-width: none;
  margin: 0;
}

/* ── Why section ── */
.why-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  column-gap: 16px;
  row-gap: 16px;
  max-width: 980px;
  margin: 0 auto;
}
.why-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  background: var(--surface-base);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius);
  padding: 18px;
}
.why-item:last-child {
  grid-column: 1 / -1;
  width: min(100%, calc((100% - 16px) / 2));
  justify-self: center;
}
.why-icon {
  width: 36px;
  height: 36px;
  background: var(--color-accent-primary-subtle);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--color-accent-primary-hover);
  font-size: 15px;
}
.why-item h4 { font-size: 16px; font-weight: 600; margin-bottom: 6px; line-height: 1.28; }
.why-item p {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.58;
  max-width: 48ch;
  margin: 0;
  text-wrap: pretty;
}

/* ── Trust and deployment ── */
.proof-grid {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: 16px;
  align-items: stretch;
}
.evidence-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  align-items: stretch;
}
.evidence-card {
  padding: 20px;
  display: grid;
  gap: 18px;
}
.evidence-card-head {
  display: grid;
  gap: 10px;
}
.evidence-card-kicker {
  font-size: 11px;
  font-weight: 700;
  line-height: 1.2;
  text-transform: uppercase;
  color: var(--color-accent-primary);
  letter-spacing: 0.04em;
}
.evidence-card h3 {
  margin: 0;
  font-size: 24px;
  line-height: 1.15;
}
.evidence-card-head p {
  margin: 0;
  font-size: 14px;
  line-height: 1.62;
  color: var(--color-text-secondary);
}
.range-case,
.source-governance {
  padding: 18px;
}
.range-case {
  display: grid;
  gap: 14px;
}
.range-case-top {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 12px;
}
.range-case-label {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text-primary);
}
.range-case-value {
  font-size: 24px;
  font-weight: 600;
  line-height: 1;
  color: var(--color-text-primary);
}
.range-track {
  position: relative;
  height: 10px;
  border-radius: 999px;
  background: rgba(26, 23, 20, 0.08);
  overflow: hidden;
}
.range-track-fill {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 68%;
  width: 18%;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(201, 168, 76, 0.72), rgba(201, 168, 76, 0.96));
}
.range-flags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.range-sources {
  font-size: 12px;
  line-height: 1.5;
  color: var(--color-text-secondary);
}
.source-governance {
  display: grid;
  gap: 16px;
}
.source-governance-head {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 12px;
}
.source-governance-name {
  font-size: 18px;
  font-weight: 600;
  line-height: 1.2;
  color: var(--color-text-primary);
}
.source-governance-id {
  margin-top: 4px;
  font-family: 'JetBrains Mono', 'SF Mono', Menlo, monospace;
  font-size: 12px;
  color: var(--color-text-muted);
}
.source-governance-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}
.source-governance-item {
  padding: 12px 14px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--color-border-subtle);
}
.source-governance-key {
  display: block;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-text-muted);
  letter-spacing: 0.04em;
}
.source-governance-item strong {
  display: block;
  margin-top: 6px;
  font-size: 14px;
  line-height: 1.4;
  color: var(--color-text-primary);
}
.source-governance-note {
  margin: 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--color-text-secondary);
}
.proof-panel,
.pilot-panel {
  padding: 20px;
}
.proof-panel h3,
.pilot-panel h3 {
  font-size: 20px;
  font-weight: 600;
  line-height: 1.25;
  margin-bottom: 12px;
}
.proof-panel p,
.pilot-panel p {
  color: var(--color-text-secondary);
  font-size: 14.5px;
  line-height: 1.68;
}
.proof-list {
  list-style: none;
  display: grid;
  gap: 12px;
  margin-top: 18px;
}
.proof-list li {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 12px;
  color: var(--color-text-secondary);
  font-size: 14px;
  line-height: 1.55;
}
.proof-mark {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-accent-primary-subtle);
  color: var(--color-accent-primary-hover);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 13px;
}
.pilot-steps {
  counter-reset: pilot;
  list-style: none;
  display: grid;
  gap: 12px;
  margin-top: 18px;
}
.pilot-steps li {
  counter-increment: pilot;
  display: flex;
  gap: 12px;
  align-items: flex-start;
  color: var(--color-text-secondary);
  font-size: 14px;
  line-height: 1.55;
}
.pilot-steps li::before {
  content: counter(pilot, decimal-leading-zero);
  flex: 0 0 34px;
  font-weight: 700;
  color: var(--color-accent-primary-hover);
  letter-spacing: 0;
}
.deployment-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 16px;
}
.deployment-item {
  border: 1px solid var(--color-border-subtle);
  background: var(--surface-muted);
  border-radius: var(--radius-sm);
  padding: 15px;
}
.deployment-item strong {
  display: block;
  font-size: 13.5px;
  margin-bottom: 6px;
}
.deployment-item span {
  display: block;
  color: var(--color-text-secondary);
  font-size: 12.5px;
  line-height: 1.45;
}

/* ── Pilot offer ── */
.offer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
  gap: 16px;
  align-items: stretch;
}
.offer-card,
.readiness-card {
  background: var(--surface-base);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow-sm);
}
.offer-card {
  display: flex;
  flex-direction: column;
  min-height: 100%;
}
.offer-kicker {
  color: var(--color-accent-primary-hover);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.offer-card h3,
.readiness-card h3 {
  font-size: 22px;
  font-weight: 600;
  line-height: 1.22;
  margin-bottom: 12px;
}
.offer-card p,
.readiness-card p {
  color: var(--color-text-secondary);
  font-size: 14.5px;
  line-height: 1.68;
}
.offer-meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin: 16px 0;
}
.offer-meta-item {
  padding: 14px;
}
.offer-meta-item strong {
  display: block;
  font-size: 15px;
  line-height: 1.2;
  margin-bottom: 4px;
}
.offer-meta-item span {
  color: var(--color-text-secondary);
  display: block;
  font-size: 12.5px;
  line-height: 1.45;
}
.deliverables-list,
.readiness-list {
  list-style: none;
  display: grid;
  gap: 10px;
  margin-top: 18px;
}
.deliverables-list li,
.readiness-list li {
  display: grid;
  grid-template-columns: 24px 1fr;
  gap: 10px;
  color: var(--color-text-secondary);
  font-size: 14px;
  line-height: 1.5;
}
.deliverables-list li::before,
.readiness-list li::before {
  content: '';
  width: 8px;
  height: 8px;
  margin-top: 7px;
  border-radius: 50%;
  background: var(--color-accent-primary);
  box-shadow: 0 0 0 5px var(--color-accent-primary-subtle);
}
.offer-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: auto;
  padding-top: 20px;
}
.readiness-card {
  background: var(--surface-muted);
}
.readiness-note {
  margin-top: 18px;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  border: 1px dashed var(--color-border-accent-dashed);
  color: var(--color-text-secondary);
  font-size: 13px;
  line-height: 1.55;
}

/* ── Corpora cards ── */
.corpora-overview {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  padding: 18px;
  margin-bottom: 18px;
}
.corpora-overview-item {
  display: grid;
  gap: 8px;
  min-width: 0;
}
.corpora-overview-kicker {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.corpora-overview-item strong {
  font-size: 15px;
  line-height: 1.35;
}
.corpora-overview-item p {
  margin: 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--color-text-secondary);
}
.corpora-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--card-gap);
  align-items: stretch;
}
.corpus-card {
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: box-shadow 0.2s, transform 0.2s;
}
.corpus-card:hover { box-shadow: var(--shadow-card-hover); transform: translateY(-2px); }
.corpus-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
}
.corpus-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  margin-bottom: 0;
}
.corpus-status::before {
  content: '';
  width: 6px; height: 6px;
  background: var(--color-status-positive);
  border-radius: 50%;
}
.corpus-locale-count {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  border: 1px solid var(--color-border-subtle);
  background: var(--surface-muted);
  color: var(--color-text-secondary);
  font-size: 11px;
  font-weight: 700;
}
.corpus-card h4 { font-size: 18px; font-weight: 600; margin: 0; line-height: 1.3; }
.corpus-card p {
  color: var(--color-text-secondary);
  font-size: 14px;
  margin: 0;
  line-height: 1.56;
}
.corpus-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}
.corpus-metric {
  padding: 12px 12px 10px;
  border-radius: var(--radius-sm);
  background: var(--surface-muted);
  border: 1px solid var(--color-border-subtle);
}
.corpus-metric-value {
  display: block;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 4px;
}
.corpus-metric-label {
  display: block;
  color: var(--color-text-muted);
  font-size: 11px;
  font-weight: 600;
  line-height: 1.35;
}
.corpus-details {
  display: grid;
  gap: 10px;
}
.corpus-detail {
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  background: var(--surface-muted);
  border: 1px solid var(--color-border-subtle);
}
.corpus-detail-label {
  display: block;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 5px;
}
.corpus-detail-value {
  display: block;
  color: var(--color-text-primary);
  font-size: 13px;
  line-height: 1.5;
}
.corpus-bars {
  display: grid;
  gap: 10px;
}
.corpus-bar-row {
  display: grid;
  grid-template-columns: 110px minmax(0, 1fr) 42px;
  gap: 10px;
  align-items: center;
}
.corpus-bar-label,
.corpus-bar-value {
  font-size: 11px;
  font-weight: 700;
  color: var(--color-text-muted);
}
.corpus-bar-value {
  text-align: right;
}
.corpus-bar-track {
  height: 8px;
  border-radius: 999px;
  background: rgba(26,23,20,0.08);
  overflow: hidden;
}
.corpus-bar-fill {
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, rgba(201,168,76,0.34), rgba(201,168,76,0.92));
}
.corpus-meta {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  align-items: center;
  margin-top: auto;
}
.corpus-badge {
  padding: 4px 8px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0;
}
.corpus-stat {
  font-size: 12px;
  color: var(--color-text-muted);
}
.corpus-open {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  align-self: flex-start;
  min-height: 38px;
  min-width: 0;
  padding: 0 14px;
  margin-top: 14px;
  font-size: 13px;
  font-weight: 600;
  transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}
.corpus-open:hover {
  border-color: var(--color-accent-primary);
  transform: translateY(-1px);
}
.showcase-library {
  margin-top: 26px;
  padding: 22px;
  border-radius: var(--radius);
  border: 1px solid var(--color-border-subtle);
  background:
    linear-gradient(180deg, rgba(255,255,255,0.9), rgba(251,249,244,0.94)),
    var(--surface-base);
  box-shadow: var(--shadow-card);
}
.showcase-library-head {
  display: grid;
  gap: 6px;
  margin-bottom: 16px;
}
.showcase-library-head h3 {
  margin: 0;
  font-size: 20px;
  line-height: 1.25;
}
.showcase-library-head p {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--color-text-secondary);
  max-width: 820px;
}
.showcase-library-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}
.showcase-filter {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid var(--color-border-subtle);
  background: rgba(255,255,255,0.9);
  color: var(--color-text-secondary);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0;
  transition: border-color 0.2s ease, background 0.2s ease, color 0.2s ease;
}
.showcase-filter:hover {
  border-color: rgba(201,168,76,0.5);
  color: var(--color-text-primary);
  background: #fff;
}
.showcase-filter.active {
  border-color: var(--color-text-primary);
  background: var(--color-text-primary);
  color: var(--surface-base);
}
.showcase-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}
.showcase-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-height: 100%;
  padding: 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border-subtle);
  background: rgba(255,255,255,0.84);
}
.showcase-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
.showcase-card-corpus {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  background: var(--surface-muted);
  border: 1px solid var(--color-border-subtle);
  color: var(--color-text-primary);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0;
}
.showcase-card-stat {
  font-size: 12px;
  color: var(--color-text-muted);
}
.showcase-card-prompt-label,
.showcase-card-outcome-label {
  display: block;
  margin: 0 0 6px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.showcase-card-prompt {
  margin: 0;
  font-size: 16px;
  line-height: 1.45;
  color: var(--color-text-primary);
}
.showcase-card-outcome {
  margin: 0;
  font-size: 13px;
  line-height: 1.58;
  color: var(--color-text-secondary);
}
.showcase-card-lens {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}
.showcase-card-lens-item {
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border-subtle);
  background: var(--surface-muted);
}
.showcase-card-lens-item span {
  display: block;
  margin-bottom: 4px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.showcase-card-lens-item strong {
  display: block;
  font-size: 13px;
  line-height: 1.45;
}
.showcase-card-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  align-self: flex-start;
  min-height: 36px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid var(--color-border-default);
  background: rgba(255,255,255,0.92);
  color: var(--color-text-primary);
  font-size: 13px;
  font-weight: 600;
  transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}
.showcase-card-action:hover {
  border-color: var(--color-accent-primary);
  background: #fff;
  transform: translateY(-1px);
}

/* ── Demo ── */
.demo-workspace {
  display: grid;
  grid-template-columns: minmax(280px, 0.78fr) minmax(0, 1.22fr);
  gap: 18px;
  align-items: start;
}
.demo-brief {
  padding: 18px;
  display: grid;
  gap: 14px;
  position: sticky;
  top: 88px;
}
.demo-brief-head {
  display: grid;
  gap: 6px;
}
.demo-brief-kicker {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.demo-brief h3 {
  margin: 0;
  font-size: 22px;
  line-height: 1.2;
}
.demo-brief-desc,
.demo-brief-prompt {
  margin: 0;
  color: var(--color-text-secondary);
  font-size: 13.5px;
  line-height: 1.6;
}
.demo-brief-block {
  display: grid;
  gap: 6px;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border-subtle);
  background: rgba(255,255,255,0.72);
}
.demo-brief-block-label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.demo-brief-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}
.demo-brief-stat {
  padding: 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border-subtle);
  background: var(--surface-base);
}
.demo-brief-stat strong {
  display: block;
  margin-bottom: 4px;
  font-size: 14px;
  line-height: 1.2;
}
.demo-brief-stat span {
  display: block;
  color: var(--color-text-muted);
  font-size: 11px;
  font-weight: 600;
  line-height: 1.35;
}
.demo-brief-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.demo-brief-tag {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 10px;
  border-radius: 999px;
  border: 1px solid var(--color-border-subtle);
  background: rgba(255,255,255,0.82);
  color: var(--color-text-secondary);
  font-size: 12px;
  font-weight: 600;
}
.demo-stage {
  min-width: 0;
}
.demo-picker {
  display: flex;
  justify-content: center;
  gap: 10px;
  row-gap: 10px;
  margin: 0 auto 12px;
  flex-wrap: wrap;
  max-width: 980px;
}
.demo-tab {
  border-radius: 999px;
  border: 1px solid var(--color-border-default);
  background: rgba(255,255,255,0.82);
  color: var(--color-text-secondary);
  font-family: var(--font);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  min-height: 40px;
  padding: 0 16px;
  transition: background 0.2s, border-color 0.2s, color 0.2s, box-shadow 0.2s;
  white-space: normal;
  letter-spacing: 0;
  text-align: center;
  box-shadow: 0 1px 0 rgba(26,23,20,0.03);
}
.demo-tab:hover {
  border-color: rgba(201,168,76,0.5);
  color: var(--color-text-primary);
  background: var(--surface-base);
}
.demo-tab.active {
  background: var(--color-text-primary);
  color: var(--surface-base);
  border-color: var(--color-text-primary);
  box-shadow: 0 10px 20px rgba(26,23,20,0.08);
}
.demo-hints {
  display: flex;
  justify-content: center;
  gap: 10px;
  row-gap: 10px;
  margin: 0 auto 18px;
  flex-wrap: wrap;
  min-height: 40px;
  max-width: 900px;
}
.demo-hint {
  padding: 0 14px;
  border: 1px solid var(--color-border-subtle);
  border-radius: 999px;
  background: rgba(255,255,255,0.78);
  color: var(--color-text-secondary);
  font-family: var(--font);
  font-size: 12.5px;
  font-weight: 500;
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s, background 0.15s, transform 0.15s;
  white-space: normal;
  min-height: 36px;
  line-height: 1.25;
  text-align: center;
  box-shadow: 0 1px 0 rgba(26,23,20,0.03);
}
.demo-hint:hover {
  color: var(--color-text-primary);
  border-color: rgba(201,168,76,0.56);
  background: var(--surface-base);
  transform: translateY(-1px);
}
.demo-container {
  max-width: 760px;
  margin: 0 auto;
  background: var(--surface-base);
  border: 1px solid var(--color-border-default);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 12px 32px rgba(26,23,20,0.07);
  height: var(--demo-frame-h);
  transition: opacity 0.2s;
  position: relative;
}
.demo-container.loading { opacity: 0.66; }
.demo-container::after {
  content: attr(data-status);
  position: absolute;
  inset: auto 16px 16px 16px;
  min-height: 0;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 10px 12px;
  border-radius: 12px;
  background: rgba(255,255,255,0.9);
  border: 1px solid var(--color-border-subtle);
  color: var(--color-text-secondary);
  font-size: 12.5px;
  line-height: 1.4;
  text-align: center;
  pointer-events: none;
}
.demo-container.loading::after,
.demo-container[data-state="error"]::after {
  display: flex;
}
.demo-container[data-state="error"]::after {
  background: #fff8f7;
  border-color: rgba(181,69,59,0.18);
  color: #8f3a33;
}
.demo-container iframe { width: 100%; height: 100%; border: none; }
.demo-note {
  text-align: center;
  margin-top: 14px;
  font-size: 12.5px;
  line-height: 1.55;
  color: var(--color-text-secondary);
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}

/* ── Code blocks ── */
.code-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; align-items: stretch; }
.code-block {
  background: var(--surface-base);
  color: var(--color-text-primary);
  border-radius: var(--radius);
  overflow: hidden;
  min-width: 0;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--color-border-default);
  box-shadow: 0 10px 28px rgba(26,23,20,0.06);
}
.code-block-header {
  padding: 12px 16px;
  background: var(--surface-muted);
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text-secondary);
  border-bottom: 1px solid var(--color-border-subtle);
  letter-spacing: 0;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.copy-code {
  border: 1px solid var(--color-border-default);
  background: rgba(255,255,255,0.8);
  color: var(--color-text-secondary);
  border-radius: 999px;
  min-width: 44px;
  min-height: 36px;
  padding: 0 10px;
  cursor: pointer;
  font: 600 11px/1 var(--font);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.copy-code:hover { color: var(--color-text-primary); border-color: var(--color-accent-primary); background: var(--color-accent-primary-subtle); }
.code-block pre {
  padding: 20px;
  font-family: 'JetBrains Mono', 'SF Mono', Menlo, monospace;
  font-size: 13px;
  line-height: 1.6;
  overflow-x: auto;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  word-break: break-word;
  flex: 1;
  background: var(--surface-code);
  color: var(--color-text-primary);
  scrollbar-width: thin;
  scrollbar-color: rgba(26,23,20,0.16) transparent;
}
.code-block pre::-webkit-scrollbar { height: 8px; }
.code-block pre::-webkit-scrollbar-track { background: transparent; }
.code-block pre::-webkit-scrollbar-thumb {
  background: rgba(26,23,20,0.2);
  border-radius: 999px;
}
.code-block .kw { color: #8a7330; }
.code-block .str { color: #2f6f55; }
.code-block .cmt { color: #6a655d; }
.code-note {
  padding: 0 20px 18px;
  color: var(--color-text-secondary);
  font-size: 0.84rem;
  line-height: 1.5;
}

#api .section-subtitle {
  max-width: 820px;
}

/* ── CTA ── */
.cta {
  text-align: center;
  padding: 72px var(--container-px);
  background: var(--surface-base);
  border-top: 1px solid var(--color-border-subtle);
}
.cta h2 {
  font-size: 34px;
  font-weight: 600;
  margin-bottom: 12px;
  letter-spacing: 0;
  line-height: 1.12;
}
.cta p {
  color: var(--color-text-secondary);
  font-size: 15.5px;
  margin-bottom: 24px;
  max-width: 820px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.66;
}

.copy-toast {
  position: fixed;
  left: 50%;
  bottom: 24px;
  z-index: 300;
  transform: translate(-50%, 12px);
  opacity: 0;
  pointer-events: none;
  background: var(--color-text-primary);
  color: var(--surface-base);
  border-radius: 999px;
  padding: 10px 16px;
  font-size: 13px;
  box-shadow: var(--shadow-lg);
  transition: opacity 0.2s, transform 0.2s;
}
.copy-toast.show { opacity: 1; transform: translate(-50%, 0); }

/* ── Skip navigation ── */
.skip-nav {
  position: absolute;
  top: -100%;
  left: 16px;
  z-index: 200;
  padding: 8px 16px;
  background: var(--color-text-primary);
  color: var(--surface-base);
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 500;
  text-decoration: none;
  transition: top 0.2s;
}
.skip-nav:focus { top: 12px; }

/* ── Focus visible ── */
:focus-visible {
  outline: 2px solid var(--color-accent-primary);
  outline-offset: 2px;
}
a:focus-visible, button:focus-visible { outline: 2px solid var(--color-accent-primary); outline-offset: 2px; }

/* ── Scroll animations ── */
.fade-in {
  opacity: 1;
  transform: none;
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* ── Reduced motion ── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
  html { scroll-behavior: auto; }
  .fade-in { opacity: 1; transform: none; }
  .btn:hover, .feature-card:hover, .corpus-card:hover { transform: none; }
}

/* ── Print ── */
@media print {
  .header, .skip-nav, .demo-picker, .demo-hints, .demo-container, .demo-note, .mobile-menu-btn { display: none !important; }
  .janus-face { display: none !important; }
  .fade-in { opacity: 1 !important; transform: none !important; }
  body { background: var(--print-surface); font-size: 11pt; }
  .section, .hero { padding: 24px 0; }
  a[href]::after { content: ' (' attr(href) ')'; font-size: 0.8em; color: var(--print-link); }
  .code-block { break-inside: avoid; }
}

/* ── Responsive ── */
@media (max-width: 1200px) {
  .corpora-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .showcase-list { grid-template-columns: 1fr; }
  .audience-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 1024px) {
  :root { --section-py: 64px; }
  .hero { padding: 42px var(--container-px) 24px; }
  .hero-shell { grid-template-columns: 1fr; gap: 24px; }
  .hero-main { max-width: none; }
  .hero-shell::before { left: -160px; top: -120px; width: 320px; height: 320px; }
  .janus-face { opacity: 0.035; }
  .janus-face--rightward { left: auto; right: -18px; top: 42px; width: 82px; }
  .janus-face--leftward { display: none; }
  .hero h1 { font-size: 2.3rem; max-width: 24ch; }
  .hero-sub { max-width: 58ch; }
  .header-inner { gap: 16px; }
  .nav { gap: 18px; }
  .section-title { font-size: 34px; }
  .cta h2 { font-size: 34px; }
  .code-grid { grid-template-columns: 1fr; }
  .proof-grid { grid-template-columns: 1fr; }
  .evidence-grid { grid-template-columns: 1fr; }
  .deployment-strip { grid-template-columns: 1fr; }
  .offer-grid { grid-template-columns: 1fr; }
  .corpora-overview,
  .demo-workspace { grid-template-columns: 1fr; }
  .demo-brief { position: static; }
  .home-route-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .home-proof-band { grid-template-columns: 1fr; }
  .home-pilot-summary {
    border-top: 1px solid var(--color-border-default);
    border-left: 0;
  }
}
@media (max-width: 900px) {
  .stats-bar { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stat--mini:nth-child(odd) { border-left: 0; }
  .stat--mini:nth-child(n + 3) { border-top: 1px solid var(--color-border-subtle); }
}
@media (max-width: 768px) {
  .section-header--split { grid-template-columns: 1fr; gap: 16px; }
  .home-route-grid { grid-template-columns: 1fr; }
  .home-route-card { min-height: 0; }
  .steps { grid-template-columns: 1fr; gap: 14px; }
  .step {
    width: 100%;
    max-width: none;
  }
  .step-num { margin-top: 1px; }
  .why-grid { grid-template-columns: 1fr; gap: 24px; }
  .why-item:last-child {
    grid-column: auto;
    width: 100%;
  }
}
@media (max-width: 640px) {
  :root { --section-py: 48px; }
  .hero { padding: 28px 20px 20px; }
  .hero-shell::before { left: -120px; top: -140px; width: 240px; height: 240px; }
  .janus-face--rightward { width: 58px; top: 30px; right: -12px; opacity: 0.025; }
  .hero h1 { font-size: 27px; max-width: none; line-height: 1.12; }
  .hero-sub { font-size: 15px; margin-bottom: 16px; max-width: none; }
  .hero-inline-points { gap: 8px; margin-bottom: 16px; }
  .hero-point { min-height: 34px; padding: 0 12px; font-size: 12.5px; }
  .hero-point:nth-child(n + 3) { display: none; }
  .hero-workbench-head,
  .hero-workbench-foot { padding: 12px; }
  .hero-query { padding: 16px 12px 14px; }
  .hero-query p { font-size: 16px; }
  .hero-evidence { margin: 0 12px; }
  .hero-answer { margin: 12px; padding: 12px; }
  .hero-workbench-foot { align-items: flex-start; flex-direction: column; gap: 6px; }
  .section { padding: var(--section-py) 20px; }
  .section-header { margin-bottom: 32px; }
  .section-title { font-size: 28px; }
  .section-subtitle { font-size: 15px; }
  .home-proof-copy,
  .home-pilot-summary { padding: 24px 20px; }
  .home-pilot-summary h3 { font-size: 22px; }
  .home-pilot-metrics > div { grid-template-columns: 1fr; gap: 4px; }
  .stats-bar { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0; padding-top: 14px; padding-bottom: 14px; }
  .stat { min-height: 82px; padding: 12px; }
  .stat--mini:nth-child(odd) { border-left: 0; }
  .stat--mini:nth-child(n + 3) { border-top: 1px solid var(--color-border-subtle); }
  .stat-value { font-size: 22px; }
  .stat-sub { max-width: none; font-size: 12px; }
  .audience-grid { grid-template-columns: 1fr; }
  .audience-card { min-height: auto; }
  .evidence-card h3 { font-size: 21px; }
  .range-case-top { align-items: start; flex-direction: column; }
  .source-governance-grid { grid-template-columns: 1fr; }
  .proof-panel, .pilot-panel { padding: 24px; }
  .offer-card, .readiness-card { padding: 24px; }
  .offer-meta { grid-template-columns: 1fr; }
  .offer-actions { flex-direction: column; }
  .why-item { padding: 18px; }
  .corpora-grid { grid-template-columns: 1fr; gap: 16px; }
  .corpora-overview { grid-template-columns: 1fr; padding: 16px; }
  .showcase-library { padding: 18px; margin-top: 20px; }
  .showcase-library-head h3 { font-size: 18px; }
  .showcase-card { padding: 14px; gap: 10px; }
  .showcase-card-prompt { font-size: 15px; }
  .showcase-library-actions { margin-bottom: 14px; }
  .showcase-card-lens { grid-template-columns: 1fr; }
  .corpus-card-head { flex-direction: column; align-items: flex-start; }
  .corpus-metrics,
  .demo-brief-stats { grid-template-columns: 1fr; }
  .corpus-details { gap: 8px; }
  .corpus-detail { padding: 9px 11px; }
  .corpus-bar-row { grid-template-columns: 1fr; gap: 6px; }
  .corpus-bar-value { text-align: left; }
  .demo-picker { margin-bottom: 18px; gap: 8px; }
  .demo-tab { font-size: 13px; min-height: 40px; padding: 0 14px; border-radius: 14px; }
  .demo-hints { gap: 8px; margin-bottom: 16px; }
  .demo-hint { font-size: 12.5px; min-height: 36px; padding: 0 12px; border-radius: 14px; }
  .demo-container { border-radius: 16px; height: 420px; }
  .demo-note { font-size: 12px; margin-top: 14px; }
  .code-block { border-radius: 10px; }
  .code-block-header { padding: 10px 14px; font-size: 11px; }
  .copy-code { min-height: 32px; min-width: 40px; }
  .code-block pre { font-size: 12px; padding: 16px; }
  .cta { padding: 48px 16px; }
  .cta h2 { font-size: 28px; }
  .cta p { font-size: 15px; max-width: none; }
}
@media (max-width: 480px) {
  .hero-buttons { flex-direction: column; gap: 8px; }
  .btn { width: 100%; }
  .hero-inline-points { display: grid; grid-template-columns: 1fr; }
  .cta .btn { width: 100%; max-width: 320px; }
  .demo-picker {
    justify-content: flex-start;
    flex-wrap: nowrap;
    overflow-x: auto;
    padding: 0 2px 6px;
    margin-bottom: 14px;
    scrollbar-width: none;
  }
  .demo-picker::-webkit-scrollbar { display: none; }
  .demo-hints {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: stretch;
    justify-content: stretch;
    overflow: visible;
    padding-bottom: 0;
  }
  .demo-tab {
    flex: 0 0 auto;
    min-width: max-content;
    min-height: 40px;
    white-space: nowrap;
    padding: 0 14px;
  }
  .demo-hint {
    width: 100%;
    min-height: 44px;
    height: auto;
    white-space: normal;
    text-align: center;
    justify-self: stretch;
  }
  .demo-tab,
  .demo-hint { border-radius: 14px; }
  .showcase-library-actions {
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 2px;
    scrollbar-width: none;
  }
  .showcase-library-actions::-webkit-scrollbar { display: none; }
  .showcase-filter { flex: 0 0 auto; }
  .source-governance-head { flex-direction: column; }
}
@media (max-width: 360px) {
  .hero { padding-top: 32px; }
  .hero h1 { font-size: 25px; }
  .stats-bar { grid-template-columns: 1fr; }
  .stat--mini + .stat--mini { border-left: 0; border-top: 1px solid var(--color-border-subtle); }
}