/* source 1 */
/* ============================================================
   Daily AI Agents — Evidence Ledger tokens
   Dark-first, system-font, WCAG-AA-oriented, 8px rhythm.
   This is the only source of literal design values.
   ============================================================ */

:root {
  color-scheme: dark;

  /* field, surfaces, rules */
  --bg-0: #0a0a0a;
  --bg-1: #101214;
  --bg-2: #16191b;
  --bg-3: #1d2124;
  --line: #2a3033;
  --line-hover: #3b454a;
  --line-strong: #59656b;

  /* copy */
  --text-1: #edf2f4;
  --text-2: #aab4b9;
  --text-3: #87949b;

  /* surgical brand accent */
  --accent: #8fd6ea;
  --accent-bright: #a6e0f0;
  --accent-deep: #0f3b54;
  --accent-tint: rgb(143 214 234 / 8%);
  --accent-rule: rgb(143 214 234 / 24%);

  /* receipt paper is reserved for actual evidence surfaces */
  --receipt-paper: #edf2f4;
  --receipt-ink: #0a0a0a;
  --receipt-muted: #455159;
  --receipt-rule: #9aa6ac;

  /* state is always paired with an icon and written label */
  --state-pass: #8fd6ea;
  --state-warn: #e7c86a;
  --state-fail: #f29b95;
  --state-neutral: #aab4b9;

  /* local/system stacks: the site never needs a font request */
  --font-display: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
  --font-text: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", "SFMono-Regular", Consolas,
    "Liberation Mono", monospace;
  --font-editorial: "Source Serif 4", Georgia, "Times New Roman", serif;
  --w-display: 570;

  /* type scale */
  --fs-1: 0.75rem;
  --lh-1: 1rem;
  --fs-2: 1rem;
  --lh-2: 1.625rem;
  --fs-3: 1.1875rem;
  --lh-3: 1.875rem;
  --fs-4: clamp(1.375rem, 1.2rem + 0.75vw, 1.625rem);
  --lh-4: 2rem;
  --fs-5: clamp(1.875rem, 1.5rem + 1.6vw, 2.625rem);
  --lh-5: 1.14;
  --fs-6: clamp(2.625rem, 1.8rem + 3.8vw, 4.25rem);
  --lh-6: 1.06;

  /* 8px spatial rhythm */
  --s-1: 0.5rem;
  --s-2: 1rem;
  --s-3: 1.5rem;
  --s-4: 2rem;
  --s-5: 3rem;
  --s-6: 4rem;
  --s-7: 6rem;
  --s-8: 8rem;

  /* geometry and layout */
  --r: 0.25rem;
  --r-s: 0.125rem;
  --ctl-s: 2.75rem;
  --ctl-m: 2.75rem;
  --wrap: 70rem;
  --gutter: clamp(1.25rem, 4vw, 2rem);
  --measure: 66ch;
  --header-h: 4.5rem;

  /* interaction */
  --focus-size: 0.125rem;
  --focus-offset: 0.1875rem;
  --ease: cubic-bezier(0.2, 0, 0, 1);
  --dur-fast: 140ms;
  --dur: 180ms;
}

/* source 2 */
/* ============================================================
   Daily AI Agents — Evidence Ledger core
   A firm rendered as an inspectable record, not a SaaS template.
   ============================================================ */

html {
  min-width: 20rem;
  background: var(--bg-0);
  scroll-padding-top: calc(var(--header-h) + var(--s-2));
}

body,
.dai-page,
.site-shell {
  min-width: 20rem;
  min-height: 100vh;
  margin: 0;
  background: var(--bg-0);
  color: var(--text-1);
  font-family: var(--font-text);
  font-size: var(--fs-2);
  line-height: var(--lh-2);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.dai-page,
.site-shell {
  display: flex;
  flex-direction: column;
  overflow-x: clip;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

::selection {
  background: var(--accent);
  color: var(--receipt-ink);
}

img,
svg {
  display: block;
  max-width: 100%;
}

button,
input,
textarea,
select {
  font: inherit;
}

a {
  color: inherit;
}

h1,
h2,
h3,
p,
figure,
blockquote {
  margin: 0;
}

main,
.dai-main,
.site-main {
  flex: 1;
}

.site-wrap,
.dai-wrap {
  width: min(100%, var(--wrap));
  margin-inline: auto;
  padding-inline: var(--gutter);
}

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

.skip-link,
.dai-skip {
  position: fixed;
  z-index: 1000;
  inset: var(--s-2) auto auto var(--s-2);
  min-height: var(--ctl-m);
  padding: 0 var(--s-2);
  display: inline-flex;
  align-items: center;
  background: var(--accent);
  color: var(--receipt-ink);
  border-radius: var(--r);
  font-weight: 700;
  transform: translateY(calc(-100% - var(--s-4)));
}

.skip-link:focus,
.dai-skip:focus {
  transform: none;
}

/* ---- voices ---- */
.eyebrow,
.dai-mono,
.receipt-label,
.docket-label,
.section-index {
  font-family: var(--font-mono);
  font-size: var(--fs-1);
  line-height: var(--lh-1);
  font-weight: 600;
  letter-spacing: 0.075em;
  text-transform: uppercase;
  color: var(--text-3);
}

.dai-display,
.display-copy {
  font-family: var(--font-display);
  font-weight: var(--w-display);
  letter-spacing: -0.02em;
  color: var(--text-1);
}

.editorial-copy {
  font-family: var(--font-editorial);
}

.dai-h1,
.hero-title,
.page-title {
  max-width: 13ch;
  margin-top: var(--s-4);
  font-family: var(--font-display);
  font-size: var(--fs-6);
  line-height: var(--lh-6);
  font-weight: var(--w-display);
  letter-spacing: -0.04em;
  text-wrap: balance;
}

.dai-h1 em,
.hero-title em {
  color: var(--text-2);
  font-style: normal;
}

.dai-page[data-headline="uniform"] .dai-h1 em {
  color: inherit;
}

.dai-h2,
.section-title {
  max-width: 18ch;
  margin-top: var(--s-3);
  font-family: var(--font-display);
  font-size: var(--fs-5);
  line-height: var(--lh-5);
  font-weight: var(--w-display);
  letter-spacing: -0.03em;
  text-wrap: balance;
}

.dai-h3,
.ledger-title,
.card-title {
  margin-top: var(--s-2);
  font-family: var(--font-display);
  font-size: var(--fs-4);
  line-height: var(--lh-4);
  font-weight: var(--w-display);
  letter-spacing: -0.02em;
}

.dai-sub,
.hero-lede,
.dai-lead,
.section-lede,
.dai-section-sub {
  max-width: 42rem;
  margin-top: var(--s-3);
  color: var(--text-2);
  font-size: var(--fs-3);
  line-height: var(--lh-3);
  text-wrap: pretty;
}

.prose,
.dai-prose,
.ledger-copy,
.dai-card-body {
  max-width: var(--measure);
  color: var(--text-2);
  text-wrap: pretty;
}

.prose,
.dai-prose {
  margin-top: var(--s-3);
}

.prose + .prose,
.dai-prose + .dai-prose {
  margin-top: var(--s-2);
}

.fine-print,
.dai-fine {
  margin-top: var(--s-2);
  color: var(--text-3);
  font-size: 0.9375rem;
}

/* ---- links, controls, focus ---- */
.dai-btn,
.button,
.site-cta,
.nav-toggle {
  min-height: var(--ctl-m);
  padding: 0 1.25rem;
  border: 1px solid transparent;
  border-radius: var(--r);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--s-1);
  color: var(--text-1);
  background: transparent;
  font-weight: 650;
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  transition:
    color var(--dur-fast) var(--ease),
    background-color var(--dur-fast) var(--ease),
    border-color var(--dur-fast) var(--ease),
    transform var(--dur-fast) var(--ease);
}

.dai-btn--primary,
.button--primary,
.site-cta--primary {
  background: var(--accent);
  color: var(--receipt-ink);
}

.dai-page a.dai-btn--primary {
  color: var(--receipt-ink);
}

.dai-btn--primary:hover,
.button--primary:hover,
.site-cta--primary:hover {
  background: var(--accent-bright);
}

.dai-btn--ghost,
.button--secondary,
.site-cta--secondary {
  border-color: var(--line-strong);
  background: var(--bg-1);
  color: var(--text-1);
}

.dai-page a.dai-btn--ghost {
  color: var(--text-1);
}

.dai-btn--ghost:hover,
.button--secondary:hover,
.site-cta--secondary:hover {
  border-color: var(--accent);
  background: var(--accent-tint);
}

.dai-btn--sm,
.button--small {
  min-height: var(--ctl-s);
  padding-inline: 0.875rem;
  font-family: var(--font-mono);
  font-size: var(--fs-1);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.dai-link,
.text-link,
.source-link {
  min-height: var(--ctl-m);
  display: inline-flex;
  align-items: center;
  gap: var(--s-1);
  color: var(--text-1);
  font-weight: 650;
  text-decoration: underline;
  text-decoration-color: var(--line-strong);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.25em;
  transition: color var(--dur-fast) var(--ease);
}

.dai-link:hover,
.text-link:hover,
.source-link:hover,
.prose a:hover,
.dai-prose a:hover,
.dai-card-body a:hover {
  color: var(--accent);
}

.dai-link .dai-icon {
  flex: none;
  color: var(--text-3);
  transition: transform var(--dur-fast) var(--ease);
}

.dai-link:hover .dai-icon {
  transform: translateX(2px);
}

:where(a, button, input, textarea, select, summary):focus-visible {
  outline: var(--focus-size) solid var(--accent);
  outline-offset: var(--focus-offset);
}

:where(.dai-btn, .button, .site-cta, .nav-toggle):active {
  transform: translateY(1px);
}

/* ---- build receipt strip ---- */
.receipt-strip,
.dai-status {
  border-bottom: 1px solid var(--line);
  background: var(--bg-1);
  color: var(--text-2);
}

.receipt-strip__inner,
.dai-status .dai-wrap {
  min-height: 2.5rem;
  padding-block: 0.375rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-2);
  font-family: var(--font-mono);
  font-size: var(--fs-1);
  line-height: var(--lh-1);
  letter-spacing: 0.035em;
}

.receipt-strip__group,
.dai-status-group {
  display: flex;
  align-items: center;
  gap: var(--s-2);
  flex-wrap: wrap;
}

.status-dot,
.dai-icon-dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  display: inline-block;
  flex: none;
  background: currentColor;
  color: var(--state-pass);
}

/* ---- header and navigation ---- */
.site-header,
.dai-header {
  position: sticky;
  z-index: 50;
  top: 0;
  border-bottom: 1px solid var(--line);
  background: rgb(10 10 10 / 96%);
}

.site-header__inner,
.dai-header .dai-wrap {
  min-height: var(--header-h);
  display: flex;
  align-items: center;
  gap: var(--s-3);
}

.site-brand,
.dai-brand {
  min-height: var(--ctl-m);
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text-1);
  font-weight: 700;
  letter-spacing: -0.015em;
  text-decoration: none;
  white-space: nowrap;
}

.site-brand img,
.dai-brand img,
.dai-mark {
  width: 1.75rem;
  height: 1.75rem;
  border-radius: var(--r-s);
  object-fit: cover;
  mix-blend-mode: screen;
}

.site-nav,
.dai-nav,
.nav-panel {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: clamp(0.75rem, 2vw, 1.5rem);
}

.site-nav a,
.dai-nav a,
.nav-panel a {
  min-height: var(--ctl-m);
  display: inline-flex;
  align-items: center;
  color: var(--text-2);
  font-size: 0.9375rem;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--dur-fast) var(--ease);
}

.site-nav a:hover,
.dai-nav a:hover,
.nav-panel a:hover,
.site-nav a[aria-current="page"],
.dai-nav a[aria-current="page"],
.nav-panel a[aria-current="page"] {
  color: var(--text-1);
}

.site-nav a[aria-current="page"]::before,
.dai-nav a[aria-current="page"]::before,
.nav-panel a[aria-current="page"]::before {
  content: "";
  width: 0.375rem;
  height: 0.375rem;
  margin-right: var(--s-1);
  background: var(--accent);
}

.nav-toggle {
  display: none;
  margin-left: auto;
  border-color: var(--line-strong);
  background: var(--bg-1);
}

/* ---- hero and swappable offer shell ---- */
.hero,
.dai-heroA,
.dai-heroB {
  position: relative;
  padding-block: clamp(var(--s-6), 9vw, var(--s-8)) var(--s-7);
  border-bottom: 1px solid var(--line);
}

.hero--ruled::before,
.dai-hero-host::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.45;
  background-image:
    linear-gradient(var(--accent-tint) 1px, transparent 1px),
    linear-gradient(90deg, var(--accent-tint) 1px, transparent 1px);
  background-size: 2rem 2rem;
  -webkit-mask-image: linear-gradient(to bottom, #000, transparent 90%);
  mask-image: linear-gradient(to bottom, #000, transparent 90%);
}

.hero__inner,
.hero-grid,
.dai-heroB .dai-heroB-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(18rem, 5fr);
  gap: clamp(var(--s-4), 6vw, var(--s-7));
  align-items: center;
}

.dai-heroA .dai-meta,
.hero-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-3);
}

.dai-meta-left,
.dai-meta-right,
.hero-meta__group {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
}

.dai-meta-left img {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--r-s);
}

.hero-actions,
.dai-ctas {
  margin-top: var(--s-5);
  display: flex;
  align-items: center;
  gap: var(--s-2);
  flex-wrap: wrap;
}

.section-action {
  margin-top: var(--s-4);
}

/* Audit Docket: method structure, never sample metrics. */
.audit-docket,
.dai-panel {
  min-width: 0;
  border: 1px solid var(--line-strong);
  border-radius: var(--r);
  background-color: var(--bg-1);
  background-image:
    linear-gradient(var(--accent-tint) 1px, transparent 1px),
    linear-gradient(90deg, var(--accent-tint) 1px, transparent 1px);
  background-size: 2rem 2rem;
  overflow: hidden;
}

.audit-docket__header,
.audit-docket__footer,
.dai-panel-row {
  min-height: var(--ctl-m);
  padding: 0.75rem var(--s-2);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-2);
  background: var(--bg-1);
  font-family: var(--font-mono);
  font-size: var(--fs-1);
  line-height: var(--lh-1);
  letter-spacing: 0.045em;
  text-transform: uppercase;
}

.audit-docket__header,
.dai-panel-row--top {
  border-bottom: 1px solid var(--line);
}

.audit-docket__footer,
.dai-panel-row--bottom {
  border-top: 1px solid var(--line);
}

.audit-docket ol,
.audit-docket__list {
  margin: 0;
  padding: var(--s-3);
  list-style: none;
}

.audit-docket li,
.audit-docket__row {
  min-height: 3.5rem;
  padding-block: 0.75rem;
  display: grid;
  grid-template-columns: 2.5rem 1fr auto;
  align-items: center;
  gap: var(--s-2);
  border-top: 1px solid var(--line);
}

.audit-docket li:first-child,
.audit-docket__row:first-child {
  border-top: 0;
}

.audit-docket__number {
  font-family: var(--font-mono);
  font-size: var(--fs-1);
  color: var(--accent);
}

.audit-docket__state {
  color: var(--text-3);
  font-family: var(--font-mono);
  font-size: var(--fs-1);
  text-transform: uppercase;
}

.dai-panel-center {
  min-height: 18rem;
  padding: var(--s-4);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.dai-panel-center img {
  width: min(17.5rem, 80%);
  height: auto;
}

.dai-cross {
  position: absolute;
  width: 9px;
  height: 9px;
  color: var(--text-3);
}

.dai-cross::before,
.dai-cross::after {
  content: "";
  position: absolute;
  background: currentColor;
}

.dai-cross::before { inset: 0 auto auto 4px; width: 1px; height: 9px; }
.dai-cross::after { inset: 4px auto auto 0; width: 9px; height: 1px; }
.dai-cross--tl { inset: 12px auto auto 12px; }
.dai-cross--tr { inset: 12px 12px auto auto; }
.dai-cross--bl { inset: auto auto 12px 12px; }
.dai-cross--br { inset: auto 12px 12px auto; }

/* ---- paper receipts: only for evidence, never general marketing cards ---- */
.receipt-paper {
  position: relative;
  padding: var(--s-4);
  border: 1px solid var(--receipt-rule);
  border-radius: var(--r-s);
  background:
    repeating-linear-gradient(
      to bottom,
      transparent 0,
      transparent 1.9375rem,
      rgb(10 10 10 / 8%) 1.9375rem,
      rgb(10 10 10 / 8%) 2rem
    ),
    var(--receipt-paper);
  color: var(--receipt-ink);
}

.receipt-paper :where(h2, h3, strong, code) {
  color: var(--receipt-ink);
}

.receipt-paper :where(p, li, small) {
  color: var(--receipt-muted);
}

.receipt-paper a {
  color: var(--receipt-ink);
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

.receipt-paper .receipt-label {
  color: var(--receipt-muted);
}

/* ---- section headings and connected ledgers ---- */
.site-section,
.dai-section {
  padding-block: clamp(var(--s-6), 9vw, var(--s-8));
}

.site-section--band,
.dai-section--band {
  border-block: 1px solid var(--line);
  background: var(--bg-1);
}

.section-heading,
.dai-kicker {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: var(--s-2);
}

.section-heading::after,
.dai-kicker::after {
  content: "";
  height: 1px;
  background: var(--line);
}

.ledger,
.dai-entries {
  margin-top: var(--s-5);
  border-top: 1px solid var(--line-strong);
}

.ledger-row,
.dai-entry {
  min-width: 0;
  padding-block: var(--s-3);
  display: grid;
  grid-template-columns: minmax(7rem, 0.32fr) minmax(0, 1fr) auto;
  gap: var(--s-3);
  align-items: start;
  border-bottom: 1px solid var(--line);
}

.ledger-row:hover,
.dai-entry:hover {
  background: var(--accent-tint);
}

.ledger-meta,
.dai-entry-meta {
  display: flex;
  align-items: center;
  gap: var(--s-2);
  flex-wrap: wrap;
}

.ledger-row__action {
  align-self: center;
}

/* Existing card markup becomes a continuous record, not floating card soup. */
.dai-services,
.record-grid {
  margin-top: var(--s-5);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
  border-top: 1px solid var(--line-strong);
  border-left: 1px solid var(--line);
}

.dai-card,
.record-cell {
  min-width: 0;
  padding: var(--s-4);
  display: flex;
  flex-direction: column;
  background: var(--bg-1);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.dai-card--wide {
  grid-column: span 2;
}

.dai-card-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-2);
}

.dai-card-body {
  margin-top: var(--s-2);
}

.dai-card-foot {
  margin-top: auto;
  padding-top: var(--s-3);
}

.dai-chip,
.status-label,
.receipt-state {
  min-height: 1.75rem;
  padding: 0.25rem 0.5rem;
  border: 1px solid var(--line-strong);
  border-radius: var(--r-s);
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  background: var(--bg-2);
  color: var(--text-2);
  font-family: var(--font-mono);
  font-size: var(--fs-1);
  line-height: var(--lh-1);
  letter-spacing: 0.045em;
  text-transform: uppercase;
  white-space: nowrap;
}

.status-label--pass,
.receipt-state--pass { color: var(--state-pass); }
.status-label--warn,
.receipt-state--warn { color: var(--state-warn); }
.status-label--fail,
.receipt-state--fail { color: var(--state-fail); }

/* ---- lists and method steps ---- */
.check-list,
.dai-checks,
.dai-list {
  margin: var(--s-3) 0 0;
  padding: 0;
  display: grid;
  gap: var(--s-2);
  list-style: none;
}

.check-list li,
.dai-checks li,
.dai-list li {
  display: grid;
  grid-template-columns: 0.75rem 1fr;
  gap: 0.75rem;
  align-items: start;
  color: var(--text-2);
}

.check-list li::before,
.dai-list li::before {
  content: "";
  width: 0.5rem;
  height: 0.5rem;
  margin-top: 0.55rem;
  border: 1px solid var(--accent);
  background: var(--accent-tint);
}

.dai-checks .dai-icon {
  margin-top: 0.35rem;
  color: var(--accent);
}

.receipt-ladder,
.dai-steps {
  margin-top: var(--s-5);
  border-top: 1px solid var(--line-strong);
}

.receipt-rung,
.dai-step {
  padding-block: var(--s-4);
  display: grid;
  grid-template-columns: minmax(5rem, 0.22fr) minmax(10rem, 0.38fr) minmax(0, 1fr);
  gap: var(--s-3);
  border-bottom: 1px solid var(--line);
}

.receipt-rung__number,
.dai-step-num,
.dai-step .dai-step-num {
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: var(--fs-1);
  letter-spacing: 0.075em;
}

.receipt-rung h3,
.dai-step h3 {
  font-family: var(--font-display);
  font-size: var(--fs-4);
  line-height: var(--lh-4);
  font-weight: var(--w-display);
}

.receipt-rung p,
.dai-step p {
  color: var(--text-2);
}

.dai-diff,
.dai-minis {
  margin-top: var(--s-5);
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  border-top: 1px solid var(--line-strong);
  border-left: 1px solid var(--line);
}

.dai-diff-cell,
.dai-mini {
  min-width: 0;
  padding: var(--s-3);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--bg-1);
}

.dai-diff-tags,
.dai-mini {
  display: flex;
  flex-direction: column;
  gap: var(--s-1);
}

.dai-diff-tags .dai-tag-hl {
  color: var(--accent);
}

.dai-diff-cell h3 {
  margin-top: var(--s-2);
  font-family: var(--font-display);
  font-size: var(--fs-3);
  line-height: var(--lh-3);
  font-weight: var(--w-display);
}

.dai-diff-cell p {
  margin-top: var(--s-1);
  color: var(--text-2);
}

.dai-mini span {
  color: var(--text-3);
  font-family: var(--font-mono);
  font-size: var(--fs-1);
  text-transform: uppercase;
}

.dai-mini strong {
  font-weight: 650;
}

/* ---- founder ---- */
.founder-block,
.dai-founder {
  display: grid;
  grid-template-columns: minmax(14rem, 0.72fr) minmax(0, 1.28fr);
  gap: clamp(var(--s-4), 7vw, var(--s-7));
  align-items: center;
}

.founder-block img,
.dai-founder img {
  width: min(100%, 26.625rem);
  height: auto;
  aspect-ratio: 426 / 640;
  object-fit: cover;
  border: 1px solid var(--line-strong);
  border-radius: var(--r);
}

.dai-founder-name,
.founder-name {
  margin-top: var(--s-2);
  font-family: var(--font-display);
  font-size: var(--fs-5);
  line-height: var(--lh-5);
  font-weight: var(--w-display);
  letter-spacing: -0.03em;
}

.dai-founder-role {
  margin-top: var(--s-1);
}

.dai-founder-bio {
  max-width: 36rem;
  margin-top: var(--s-3);
  color: var(--text-2);
  font-size: var(--fs-3);
  line-height: var(--lh-3);
}

/* ---- closing action and footer ---- */
.closing-action,
.dai-cta {
  padding-block: var(--s-8);
  border-top: 1px solid var(--line);
  text-align: center;
}

.closing-action :where(.section-title, .section-lede),
.dai-cta :where(.dai-h2, .dai-section-sub) {
  margin-inline: auto;
}

.closing-action .hero-actions,
.dai-cta .dai-ctas {
  justify-content: center;
}

.site-footer,
.dai-footer {
  padding-block: var(--s-6) var(--s-4);
  border-top: 1px solid var(--line-strong);
  background: var(--bg-1);
}

.site-footer__grid,
.dai-footer-grid {
  display: grid;
  grid-template-columns: minmax(14rem, 2fr) repeat(3, 1fr);
  gap: var(--s-4);
}

.site-footer ul,
.dai-footer-col ul {
  margin: var(--s-2) 0 0;
  padding: 0;
  display: grid;
  gap: var(--s-1);
  list-style: none;
}

.site-footer a,
.dai-footer-col a {
  min-height: 2.75rem;
  display: inline-flex;
  align-items: center;
  color: var(--text-2);
  text-decoration: none;
}

.site-footer a:hover,
.dai-footer-col a:hover {
  color: var(--text-1);
}

.site-footer a.button--primary,
.site-footer a.button--primary:hover {
  color: var(--receipt-ink);
}

.site-footer__base,
.dai-footer-base {
  margin-top: var(--s-5);
  padding-top: var(--s-3);
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  gap: var(--s-2);
  color: var(--text-3);
  font-family: var(--font-mono);
  font-size: var(--fs-1);
}

@media (max-width: 60rem) {
  .hero__inner,
  .hero-grid,
  .dai-heroB .dai-heroB-grid {
    grid-template-columns: 1fr;
  }

  .audit-docket,
  .dai-panel {
    width: min(100%, 40rem);
  }

  .site-footer__grid,
  .dai-footer-grid {
    grid-template-columns: 2fr 1fr 1fr;
  }
}

@media (max-width: 47.5rem) {
  :root { --header-h: 4rem; }

  .nav-toggle { display: inline-flex; }

  .site-header__inner > .site-nav { display: none; }

  .site-header__inner > .header-cta { display: none; }

  .mobile-nav { margin-left: auto; }

  .nav-toggle { list-style: none; }

  .nav-toggle::-webkit-details-marker { display: none; }

  .site-header__inner { position: relative; }

  .site-header .nav-panel {
    position: absolute;
    inset: calc(100% + 1px) var(--gutter) auto;
    margin: 0;
    padding: var(--s-2);
    display: none;
    grid-template-columns: 1fr;
    align-items: stretch;
    gap: 0;
    border: 1px solid var(--line-strong);
    background: var(--bg-1);
  }

  .site-header[data-nav-open="true"] .nav-panel,
  .site-header .nav-panel[data-open="true"],
  .site-header details[open] > .nav-panel {
    display: grid;
  }

  .site-header .nav-panel a {
    width: 100%;
    border-bottom: 1px solid var(--line);
  }

  .site-header .nav-panel a.button--primary {
    color: var(--receipt-ink);
    border-bottom-color: transparent;
  }

  /* Legacy markup stays reachable with a horizontal navigation rail. */
  .dai-header .dai-wrap {
    padding-block: 0.5rem;
    flex-wrap: wrap;
  }

  .dai-nav:not(.nav-panel) {
    width: 100%;
    margin: 0;
    order: 3;
    overflow-x: auto;
    overscroll-behavior-inline: contain;
    scrollbar-width: thin;
  }

  .dai-nav:not(.nav-panel) a { flex: none; }

  .ledger-row,
  .dai-entry {
    grid-template-columns: 1fr auto;
  }

  .ledger-row > :nth-child(2),
  .dai-entry > :nth-child(2) {
    grid-column: 1 / -1;
  }

  .receipt-rung,
  .dai-step {
    grid-template-columns: 4rem 1fr;
  }

  .receipt-rung > :last-child,
  .dai-step > :last-child {
    grid-column: 2;
  }

  .dai-diff,
  .dai-minis {
    grid-template-columns: 1fr;
  }

  .founder-block,
  .dai-founder {
    grid-template-columns: 1fr;
  }

  .founder-block img,
  .dai-founder img {
    width: min(100%, 20rem);
  }

  .site-footer__grid,
  .dai-footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 32.5rem) {
  .receipt-strip__inner,
  .dai-status .dai-wrap {
    align-items: flex-start;
    flex-direction: column;
  }

  .hero,
  .dai-heroA,
  .dai-heroB {
    padding-block: var(--s-6);
  }

  .dai-h1,
  .hero-title,
  .page-title {
    max-width: 14ch;
    margin-top: var(--s-3);
  }

  .hero-actions,
  .dai-ctas {
    margin-top: var(--s-4);
    flex-direction: column;
    align-items: stretch;
  }

  .hero-actions :where(.dai-btn, .button, .site-cta),
  .dai-ctas .dai-btn {
    width: 100%;
  }

  .dai-services,
  .record-grid {
    grid-template-columns: 1fr;
  }

  .dai-card--wide { grid-column: auto; }

  .ledger-row,
  .dai-entry {
    grid-template-columns: 1fr;
  }

  .ledger-row > :nth-child(2),
  .dai-entry > :nth-child(2) {
    grid-column: auto;
  }

  .receipt-rung,
  .dai-step {
    grid-template-columns: 1fr;
    gap: var(--s-1);
  }

  .receipt-rung > :last-child,
  .dai-step > :last-child {
    grid-column: auto;
  }

  .site-footer__grid,
  .dai-footer-grid {
    grid-template-columns: 1fr;
  }

  .site-footer__base,
  .dai-footer-base {
    flex-direction: column;
  }
}

/* source 3 */
/* ============================================================
   Daily AI Agents — Evidence Ledger extensions
   Proof, standards, legal, contact, error, and compatibility.
   ============================================================ */

/* ---- compact index / section navigation ---- */
.section-index-nav,
.dai-index {
  margin-top: var(--s-6);
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-block: 1px solid var(--line-strong);
}

.section-index-nav a,
.dai-index a {
  min-width: 0;
  min-height: 5.5rem;
  padding: var(--s-2) var(--s-3);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--s-1);
  color: var(--text-1);
  text-decoration: none;
}

.section-index-nav a + a,
.dai-index a + a {
  border-left: 1px solid var(--line);
}

.section-index-nav a:hover,
.dai-index a:hover {
  background: var(--accent-tint);
}

.dai-index-name {
  display: flex;
  align-items: center;
  gap: var(--s-1);
  font-weight: 650;
}

.dai-index-name .dai-icon {
  margin-left: auto;
  color: var(--text-3);
  transition: transform var(--dur-fast) var(--ease);
}

.dai-index a:hover .dai-index-name .dai-icon {
  color: var(--accent);
  transform: translateX(2px);
}

.dai-index-desc {
  color: var(--text-2);
}

/* ---- safe aggregate / trust ledger ---- */
.telemetry-ledger,
.dai-trust {
  border-block: 1px solid var(--line-strong);
  background: var(--bg-1);
}

.telemetry-ledger__inner,
.dai-trust .dai-wrap {
  min-height: 4rem;
  padding-block: var(--s-1);
  display: flex;
  align-items: center;
  gap: var(--s-4);
  flex-wrap: wrap;
}

.telemetry-item,
.dai-trust-item {
  display: inline-flex;
  align-items: baseline;
  gap: var(--s-1);
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

.telemetry-item strong,
.dai-trust-item strong {
  color: var(--text-1);
  font-size: var(--fs-2);
  font-weight: 650;
}

.telemetry-item span,
.dai-trust-item span {
  color: var(--text-3);
  font-size: var(--fs-1);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.telemetry-ledger__link,
.dai-trust-link {
  min-height: var(--ctl-m);
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  color: var(--text-2);
  font-family: var(--font-mono);
  font-size: var(--fs-1);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.telemetry-ledger__link:hover,
.dai-trust-link:hover {
  color: var(--accent);
}

/* ---- source receipts and claim citations ---- */
.source-list,
.claim-sources {
  max-width: var(--measure);
  margin: var(--s-4) 0 0;
  padding: 0;
  border-top: 1px solid var(--line-strong);
  list-style: none;
  counter-reset: source;
}

.source-list li,
.claim-sources li {
  min-height: var(--ctl-m);
  padding-block: 0.625rem;
  display: grid;
  grid-template-columns: 2rem minmax(0, 1fr);
  align-items: start;
  gap: var(--s-1);
  border-bottom: 1px solid var(--line);
  counter-increment: source;
}

.source-list li::before,
.claim-sources li::before {
  content: "[" counter(source, decimal-leading-zero) "]";
  color: var(--text-3);
  font-family: var(--font-mono);
  font-size: var(--fs-1);
}

.source-list a,
.claim-sources a {
  color: var(--text-1);
  overflow-wrap: anywhere;
  text-decoration: underline;
  text-decoration-color: var(--line-strong);
  text-underline-offset: 0.25em;
}

.source-list a:hover,
.claim-sources a:hover {
  color: var(--accent);
}

/* ---- receipt metadata ---- */
.receipt-meta {
  margin: var(--s-3) 0 0;
  border-top: 1px solid currentColor;
  font-family: var(--font-mono);
  font-size: var(--fs-1);
}

.receipt-meta > div {
  padding-block: 0.5rem;
  display: grid;
  grid-template-columns: minmax(7rem, 0.38fr) minmax(0, 1fr);
  gap: var(--s-2);
  border-bottom: 1px solid rgb(10 10 10 / 20%);
}

.receipt-meta dt {
  color: var(--receipt-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.receipt-meta dd {
  margin: 0;
  color: var(--receipt-ink);
  overflow-wrap: anywhere;
}

/* ---- verification centerpiece ---- */
.verification-chain {
  position: relative;
  margin-top: var(--s-5);
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--line-strong);
  border-left: 1px solid var(--line);
}

.verification-stage {
  position: relative;
  min-width: 0;
  padding: var(--s-4);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--bg-1);
}

.verification-stage + .verification-stage::before {
  content: "→";
  position: absolute;
  z-index: 2;
  left: -0.75rem;
  top: 2rem;
  width: 1.5rem;
  height: 1.5rem;
  display: grid;
  place-items: center;
  border: 1px solid var(--line-strong);
  background: var(--bg-0);
  color: var(--accent);
  font-family: var(--font-mono);
}

.verification-stage__title {
  margin-top: var(--s-2);
  font-family: var(--font-display);
  font-size: var(--fs-4);
  line-height: var(--lh-4);
  font-weight: var(--w-display);
}

.verification-stage__body {
  margin-top: var(--s-2);
  color: var(--text-2);
}

.artifact-excerpt,
.checker-output {
  margin-top: var(--s-3);
  padding: var(--s-3);
  overflow-wrap: anywhere;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  line-height: 1.5rem;
}

.artifact-excerpt {
  border: 1px solid var(--receipt-rule);
  background: var(--receipt-paper);
  color: var(--receipt-ink);
}

.checker-output {
  border: 1px solid var(--line-strong);
  background: var(--bg-0);
  color: var(--text-2);
}

.checker-output [data-state="pass"] { color: var(--state-pass); }
.checker-output [data-state="warn"] { color: var(--state-warn); }
.checker-output [data-state="fail"] { color: var(--state-fail); }

.empty-receipt {
  margin-top: var(--s-5);
  padding: clamp(var(--s-4), 7vw, var(--s-7));
  border: 1px dashed var(--line-strong);
  background: var(--bg-1);
  text-align: center;
}

.empty-receipt .section-title,
.empty-receipt .section-lede {
  margin-inline: auto;
}

.proof-preview {
  max-width: var(--measure);
  margin-top: var(--s-4);
}

.proof-source {
  max-width: var(--measure);
  margin-top: var(--s-3);
  color: var(--text-3);
  font-family: var(--font-mono);
  font-size: var(--fs-1);
  line-height: var(--lh-1);
  overflow-wrap: anywhere;
}

.artifact-excerpt p + p,
.checker-output p + p {
  margin-top: var(--s-1);
}

/* ---- standards map ---- */
.mapping-table-wrap {
  margin-top: var(--s-5);
}

.mapping-table {
  width: 100%;
  border-collapse: collapse;
  table-layout: fixed;
  border-top: 1px solid var(--line-strong);
}

.mapping-table th,
.mapping-table td {
  padding: var(--s-2);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.mapping-table th:first-child,
.mapping-table td:first-child {
  border-left: 1px solid var(--line);
}

.mapping-table th {
  background: var(--bg-2);
  color: var(--text-3);
  font-family: var(--font-mono);
  font-size: var(--fs-1);
  line-height: var(--lh-1);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.mapping-table td {
  background: var(--bg-1);
  color: var(--text-2);
}

.mapping-table td:first-child {
  color: var(--text-1);
  font-weight: 650;
}

/* ---- old flow markup, redrawn as a chain of custody ---- */
.dai-flow,
.custody-flow {
  margin-top: var(--s-4);
  padding: var(--s-3);
  border: 1px solid var(--line-strong);
  background: var(--bg-1);
}

.dai-flow-row,
.custody-flow__row {
  margin-top: var(--s-2);
  display: flex;
  align-items: stretch;
  gap: var(--s-1);
}

.dai-flow-node,
.custody-flow__node {
  min-width: 0;
  flex: 1;
  padding: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  border: 1px solid var(--line);
  background: var(--bg-0);
}

.dai-flow-node strong,
.custody-flow__node strong {
  font-weight: 650;
}

.dai-flow-node span,
.custody-flow__node span {
  color: var(--text-3);
  font-family: var(--font-mono);
  font-size: var(--fs-1);
}

.dai-flow-arrow,
.custody-flow__arrow {
  align-self: center;
  color: var(--accent);
  flex: none;
}

.dai-flow-note,
.custody-flow__note {
  margin-top: var(--s-2);
  color: var(--text-3);
}

/* ---- manifesto: deliberately not the shared ledger/card treatment ---- */
.manifesto-page .hero-title,
.manifesto-statement {
  max-width: 17ch;
  font-family: var(--font-editorial);
  font-weight: 500;
  letter-spacing: -0.025em;
}

.manifesto-column {
  max-width: 45rem;
  margin-inline: auto;
}

.manifesto-commitments {
  margin: var(--s-5) 0 0;
  padding: 0;
  border-top: 1px solid var(--line-strong);
  list-style: none;
  counter-reset: commitment;
}

.manifesto-commitments li {
  padding-block: var(--s-4);
  display: grid;
  grid-template-columns: 3rem 1fr;
  gap: var(--s-3);
  border-bottom: 1px solid var(--line);
  counter-increment: commitment;
}

.manifesto-commitments li::before {
  content: counter(commitment, decimal-leading-zero);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: var(--fs-1);
}

/* ---- FAQ and contact channels ---- */
.dai-faq,
.faq-list {
  max-width: var(--measure);
  margin-top: var(--s-5);
  border-top: 1px solid var(--line-strong);
}

.dai-faq > *,
.faq-item {
  padding-block: var(--s-3);
  border-bottom: 1px solid var(--line);
}

.dai-faq h3,
.faq-item h3 {
  font-family: var(--font-display);
  font-size: var(--fs-3);
  line-height: var(--lh-3);
  font-weight: 650;
}

.dai-faq p,
.faq-item p {
  margin-top: var(--s-1);
  color: var(--text-2);
}

.contact-channels {
  margin-top: var(--s-5);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--line-strong);
  border-left: 1px solid var(--line);
}

.contact-channel {
  min-height: 12rem;
  padding: var(--s-4);
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--bg-1);
}

.contact-channel .button,
.contact-channel .dai-btn {
  margin-top: auto;
  align-self: flex-start;
}

/* ---- marketplace registry and explicit evidence states ---- */
.registry {
  margin-top: var(--s-5);
  border-top: 1px solid var(--line-strong);
}

.registry-summary {
  border-inline: 1px solid var(--line);
  background: var(--bg-1);
}

.registry-summary dl {
  margin: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.registry-summary dl > div,
.registry-summary div {
  min-width: 0;
  padding: var(--s-3);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.registry-summary dl > div:last-child { border-right: 0; }

.registry-summary dt {
  color: var(--text-3);
  font-family: var(--font-mono);
  font-size: var(--fs-1);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.registry-summary dd {
  margin: var(--s-1) 0 0;
  color: var(--text-1);
}

.metric {
  color: var(--text-1);
  font-family: var(--font-mono);
  font-size: var(--fs-4);
  line-height: var(--lh-4);
  font-variant-numeric: tabular-nums;
  font-weight: 650;
}

.registry-list { border-inline: 1px solid var(--line); }

.registry-entry {
  min-height: 4rem;
  padding: 0.75rem var(--s-3);
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: var(--s-3);
  border-bottom: 1px solid var(--line);
}

.registry-entry__name { min-width: 0; font-weight: 650; overflow-wrap: anywhere; }

.registry-entry__status,
.receipt-status {
  min-height: 1.75rem;
  padding: 0.25rem 0.5rem;
  border: 1px solid currentColor;
  border-radius: var(--r-s);
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-family: var(--font-mono);
  font-size: var(--fs-1);
  line-height: var(--lh-1);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  white-space: nowrap;
}

.registry-entry__status::before,
.receipt-status::before {
  content: "";
  width: 0.4375rem;
  height: 0.4375rem;
  flex: none;
  background: currentColor;
}

:where(.registry-entry__status, .receipt-status).is-pass { color: var(--state-pass); }
:where(.registry-entry__status, .receipt-status).is-alert { color: var(--state-warn); }
:where(.registry-entry__status, .receipt-status).is-fail { color: var(--state-fail); }
:where(.registry-entry__status, .receipt-status).is-pending { color: var(--state-neutral); }

.pending-receipt {
  margin-top: var(--s-4);
  padding: var(--s-4);
  display: grid;
  gap: var(--s-2);
  border: 1px dashed var(--line-strong);
}

.founder-portrait {
  width: min(100%, 26.625rem);
  height: auto;
  aspect-ratio: 426 / 640;
  border: 1px solid var(--line-strong);
  border-radius: var(--r);
  overflow: hidden;
}

.founder-portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---- form controls, should a legal/contact utility need them ---- */
.field,
.dai-field-control {
  display: grid;
  gap: var(--s-1);
}

.field label,
.dai-field-label {
  color: var(--text-2);
  font-weight: 650;
}

.field-input,
.dai-input,
.field-textarea,
.field-select {
  width: 100%;
  min-height: var(--ctl-m);
  padding: 0.625rem 0.875rem;
  border: 1px solid var(--line-strong);
  border-radius: var(--r);
  background: var(--bg-1);
  color: var(--text-1);
  caret-color: var(--accent);
  transition:
    border-color var(--dur-fast) var(--ease),
    background-color var(--dur-fast) var(--ease);
}

.field-textarea { min-height: 9rem; resize: vertical; }

.field-input::placeholder,
.dai-input::placeholder,
.field-textarea::placeholder {
  color: var(--text-3);
}

.field-input:hover,
.dai-input:hover,
.field-textarea:hover,
.field-select:hover,
.field-input:focus,
.dai-input:focus,
.field-textarea:focus,
.field-select:focus {
  border-color: var(--accent);
  background: var(--bg-2);
}

/* ---- legal pages ---- */
.legal-page .page-title,
.legal-page .hero-title {
  max-width: 18ch;
}

.legal-shell,
.legal-prose {
  max-width: 48rem;
}

.legal-updated {
  margin-top: var(--s-3);
  padding-block: var(--s-2);
  border-block: 1px solid var(--line);
  color: var(--text-3);
  font-family: var(--font-mono);
  font-size: var(--fs-1);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.legal-prose {
  margin-top: var(--s-5);
  color: var(--text-2);
}

.legal-prose h2 {
  margin-top: var(--s-6);
  color: var(--text-1);
  font-family: var(--font-display);
  font-size: var(--fs-4);
  line-height: var(--lh-4);
  font-weight: var(--w-display);
}

.legal-prose h3 {
  margin-top: var(--s-4);
  color: var(--text-1);
  font-size: var(--fs-3);
  line-height: var(--lh-3);
}

.legal-prose p,
.legal-prose ul,
.legal-prose ol {
  margin-block: var(--s-2) 0;
}

.legal-prose li + li { margin-top: var(--s-1); }

.legal-prose a {
  color: var(--text-1);
  overflow-wrap: anywhere;
  text-decoration: underline;
  text-underline-offset: 0.25em;
}

.legal-notice {
  margin-top: var(--s-4);
  padding: var(--s-3);
  border-left: 0.25rem solid var(--accent);
  background: var(--bg-1);
  color: var(--text-2);
}

/* ---- 404 / unavailable surface ---- */
.not-found,
.error-page {
  min-height: 62vh;
  padding-block: var(--s-7);
  display: grid;
  align-items: center;
}

.not-found__inner,
.error-page__inner {
  display: grid;
  grid-template-columns: minmax(8rem, 0.35fr) minmax(0, 1fr);
  gap: clamp(var(--s-4), 7vw, var(--s-7));
  align-items: start;
}

.error-code,
.not-found__code {
  padding-top: var(--s-2);
  border-top: 1px solid var(--accent);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: clamp(3rem, 10vw, 7rem);
  line-height: 1;
  letter-spacing: -0.06em;
}

.not-found .hero-actions,
.error-page .hero-actions {
  justify-content: flex-start;
}

@media (max-width: 47.5rem) {
  .mapping-table,
  .mapping-table tbody,
  .mapping-table tr,
  .mapping-table td {
    display: block;
    width: 100%;
  }

  .mapping-table thead {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
  }

  .mapping-table tr {
    margin-bottom: var(--s-3);
    border-top: 1px solid var(--line-strong);
  }

  .mapping-table td,
  .mapping-table td:first-child {
    min-height: var(--ctl-m);
    padding: 0.75rem var(--s-2);
    display: grid;
    grid-template-columns: minmax(7rem, 0.38fr) minmax(0, 1fr);
    gap: var(--s-2);
    border-left: 1px solid var(--line);
  }

  .mapping-table td::before {
    content: attr(data-label);
    color: var(--text-3);
    font-family: var(--font-mono);
    font-size: var(--fs-1);
    letter-spacing: 0.04em;
    text-transform: uppercase;
  }

  .verification-chain {
    grid-template-columns: 1fr;
  }

  .verification-stage + .verification-stage::before {
    content: "↓";
    left: 2rem;
    top: -0.75rem;
  }

  .contact-channels {
    grid-template-columns: 1fr;
  }

  .not-found__inner,
  .error-page__inner {
    grid-template-columns: 1fr;
  }

  .dai-flow-row,
  .custody-flow__row {
    flex-direction: column;
  }

  .dai-flow-arrow,
  .custody-flow__arrow {
    transform: rotate(90deg);
  }
}

@media (max-width: 32.5rem) {
  .section-index-nav,
  .dai-index {
    grid-template-columns: 1fr;
  }

  .section-index-nav a + a,
  .dai-index a + a {
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .telemetry-ledger__inner,
  .dai-trust .dai-wrap {
    align-items: flex-start;
    gap: var(--s-2);
  }

  .telemetry-ledger__link,
  .dai-trust-link {
    width: 100%;
    margin-left: 0;
  }

  .receipt-meta > div,
  .manifesto-commitments li,
  .mapping-table td,
  .mapping-table td:first-child {
    grid-template-columns: 1fr;
    gap: 0.25rem;
  }

  .registry-summary dl { grid-template-columns: 1fr; }
  .registry-summary dl > div { border-right: 0; }
  .registry-entry { grid-template-columns: 1fr; gap: var(--s-1); }
  .registry-entry__status { justify-self: start; }
}

@media (prefers-contrast: more) {
  :root {
    --line: var(--line-strong);
  }

  .eyebrow,
  .dai-mono,
  .receipt-label,
  .docket-label,
  .section-index {
    color: var(--text-2);
  }
}

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

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  :where(.dai-btn, .button, .site-cta, .nav-toggle):active,
  .dai-link:hover .dai-icon,
  .dai-index a:hover .dai-index-name .dai-icon,
  .dai-flow-arrow,
  .custody-flow__arrow {
    transform: none;
  }
}

/* ---- MEGA-M lane additions carried across the client-path merge ---- */
/* ---- receipt excerpts: real report content, treated as documents rather than mockups ---- */
.dai-proof-stack { margin-top: var(--s-5); display: grid; grid-template-columns: 1fr 1fr; gap: var(--s-2); }
.dai-proof {
  margin-top: var(--s-3);
  border: 1px solid var(--line);
  border-radius: var(--r-s);
  background: var(--bg-0);
  padding: var(--s-3);
}
.dai-proof-stack .dai-proof { margin-top: 0; }
.dai-proof-stack .dai-proof:first-child { grid-column: 1 / -1; }
.dai-proof > p { margin-top: var(--s-2); color: var(--text-2); }
.dai-proof-row { display: grid; grid-template-columns: 144px 1fr; gap: var(--s-2); padding: var(--s-2) 0; border-bottom: 1px solid var(--line); }
.dai-proof-row:first-of-type { margin-top: var(--s-2); border-top: 1px solid var(--line); }
.dai-proof-row strong { font-family: var(--font-mono); font-size: var(--fs-1); line-height: var(--lh-1); font-weight: 500; color: var(--text-2); }
.dai-proof-row span { color: var(--text-1); }

  .dai-proof-stack { grid-template-columns: 1fr; }
  .dai-proof-stack .dai-proof:first-child { grid-column: auto; }
  .dai-proof-row { grid-template-columns: 1fr; gap: var(--s-1); }