/* Mungo marketing site — built on the Ledger design system.
   Surface: the Console (Ink). See design-system/readme.md.
   Every color, radius, shadow, duration and type size below resolves to a
   token from design-system/tokens. No raw hex in this file except where a
   token pair needs an alpha variant. */

/* ---------------------------------------------------------------- reset */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  background: var(--bg-canvas);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: var(--text-body);
  line-height: var(--lh-body);
  -webkit-font-smoothing: antialiased;
  font-variant-numeric: var(--numeric-tabular);
}
h1, h2, h3, h4, p, figure, blockquote { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
img, svg { display: block; max-width: 100%; }
a { color: var(--action-text); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }
button { font: inherit; color: inherit; }
:focus-visible { outline: none; box-shadow: var(--ring-signal); border-radius: var(--radius-sm); }

/* ------------------------------------------------------------- primitives */
.container { max-width: var(--container-max); margin: 0 auto; padding: 0 var(--gutter); }
.section { padding: var(--space-24) 0; scroll-margin-top: 66px; }
.section--alt { background: var(--bg-chrome); border-block: 1px solid var(--border-subtle); }
.section--feature {
  position: relative;
  background:
    radial-gradient(120% 60% at 12% 0%, color-mix(in srgb, var(--action) 20%, transparent) 0%, transparent 62%),
    radial-gradient(90% 50% at 88% 4%, color-mix(in srgb, var(--agent) 18%, transparent) 0%, transparent 58%),
    var(--bg-canvas);
  border-block: 1px solid var(--border-subtle);
}
.section--feature::before {
  content: ""; position: absolute; inset: 0 0 auto 0; height: 2px;
  background: var(--gradient-intelligence-console);
}
@media (max-width: 760px) { .section { padding: var(--space-16) 0; } }

.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--text-eyebrow);
  line-height: var(--lh-eyebrow);
  letter-spacing: var(--tracking-eyebrow);
  text-transform: uppercase;
  color: var(--action-text);
  font-weight: var(--fw-medium);
}
.display, .h1, .h2, .h3 {
  font-family: var(--font-display);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--tracking-display);
  text-wrap: balance;
  color: var(--text-primary);
}
.display { font-size: var(--text-display); line-height: var(--lh-display); }
.h1 { font-size: var(--text-h1); line-height: var(--lh-h1); }
.h2 { font-size: var(--text-h2); line-height: var(--lh-h2); }
.h3 { font-size: var(--text-h3); line-height: var(--lh-h3); font-weight: var(--fw-medium); }
.h2--gradient {
  background: var(--gradient-intelligence-console);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
}
@supports not (background-clip: text) { .h2--gradient { color: var(--text-primary); } }
@media (max-width: 760px) {
  .display { font-size: 2.25rem; }
  .h2 { font-size: 1.625rem; }
}
.lead { font-size: var(--text-body-lg); line-height: var(--lh-body-lg); color: var(--text-secondary); }
.measure { max-width: 62ch; }
.muted { color: var(--text-secondary); }
.mono { font-family: var(--font-mono); font-size: var(--text-mono); }
.section-head { display: flex; flex-direction: column; gap: var(--space-4); margin-bottom: var(--space-12); }

/* buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
  padding: 11px var(--space-5);
  border-radius: var(--radius-control);
  font-size: var(--text-ui-body); font-weight: var(--fw-medium);
  border: 1px solid transparent; cursor: pointer; text-decoration: none;
  transition: var(--transition-control), transform var(--duration-fast) var(--ease-snap);
}
.btn:hover { text-decoration: none; }
.btn--primary {
  background: var(--action); color: var(--text-on-action);
  box-shadow: var(--elev-action);
}
.btn--primary:hover { background: var(--action-hover); box-shadow: var(--elev-action-hover); transform: translateY(var(--lift-hover)); }
.btn--primary:active { transform: scale(var(--press-scale)); }
.btn--ghost { background: transparent; color: var(--text-primary); border-color: var(--border-strong); }
.btn--ghost:hover { background: var(--bg-hover); border-color: var(--text-muted); }
.btn--lg { padding: 14px var(--space-6); font-size: var(--text-body); }

/* stamps and chips */
.stamp {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--font-mono); font-size: var(--text-eyebrow);
  letter-spacing: var(--tracking-stamp); text-transform: uppercase; font-weight: var(--fw-medium);
  padding: 3px 8px; border-radius: var(--radius-stamp); border: 1px solid transparent; white-space: nowrap;
}
.stamp--block { background: var(--stamp-block-fill); color: var(--stamp-block-text); }
.stamp--pass  { background: var(--stamp-pass-fill);  color: var(--stamp-pass-text); }
.stamp--flag  { background: var(--stamp-flag-fill);  color: var(--stamp-flag-text); }
.stamp--quiet { background: transparent; color: var(--text-muted); border-color: var(--border); }
.status-dot {
  display: inline-flex; align-items: center; gap: var(--space-2);
  font-family: var(--font-mono); font-size: var(--text-eyebrow); letter-spacing: .06em;
  text-transform: uppercase; color: var(--live); border: 1px solid var(--live-border);
  background: var(--live-tint); padding: 4px 10px; border-radius: var(--radius-chip);
}
.status-dot i { width: 6px; height: 6px; border-radius: 50%; background: var(--live-dot); animation: mungo-pulse 2.4s var(--ease-out) infinite; }
@media (prefers-reduced-motion: reduce) { .status-dot i { animation: none; } }

/* cards */
.card {
  background: var(--bg-surface); border-radius: var(--radius-card);
  box-shadow: var(--elev-card); padding: var(--space-6);
  display: flex; flex-direction: column; gap: var(--space-3);
}
.card__title { font-size: var(--text-ui-h3); line-height: var(--lh-ui-h3); font-weight: var(--fw-semibold); letter-spacing: -.01em; }
.card p { color: var(--text-secondary); font-size: var(--text-ui-body); line-height: var(--lh-ui-body); }

/* ------------------------------------------------------------------ header */
.site-header {
  position: sticky; top: 0; z-index: 40;
  background: color-mix(in srgb, var(--bg-canvas) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-subtle);
}
.site-header__in { display: flex; align-items: center; gap: var(--space-6); height: 66px; }
.brand { display: flex; align-items: center; color: var(--text-primary); }
.brand:hover { text-decoration: none; }
.brand__lockup { height: 40px; width: auto; flex: none; }
.brand--footer .brand__lockup { height: 52px; }
@media (max-width: 560px) { .brand__lockup { height: 32px; } }
.site-nav { display: flex; gap: var(--space-6); margin-left: auto; }
.site-nav a { color: var(--text-secondary); font-size: var(--text-ui-body); }
.site-nav a:hover { color: var(--text-primary); text-decoration: none; }
.nav-toggle {
  display: none; margin-left: auto; background: none; border: 1px solid var(--border);
  border-radius: var(--radius-control); padding: 7px; color: var(--text-primary); cursor: pointer;
}
.nav-toggle svg { width: 20px; height: 20px; }
.nav-toggle:hover { background: var(--bg-hover); border-color: var(--border-strong); }
.mobile-nav { border-top: 1px solid var(--border-subtle); background: var(--bg-canvas); padding: var(--space-4) 0 var(--space-6); }
.mobile-nav .container { display: flex; flex-direction: column; gap: var(--space-1); }
.mobile-nav a:not(.btn) { color: var(--text-secondary); font-size: var(--text-body); padding: var(--space-3) 0; border-bottom: 1px solid var(--border-subtle); }
.mobile-nav a:not(.btn):hover { color: var(--text-primary); text-decoration: none; }
.mobile-nav .btn { margin-top: var(--space-4); }
@media (max-width: 900px) {
  .site-nav { display: none; }
  .site-header__cta { display: none; }
  .nav-toggle { display: inline-flex; }
}
@media (min-width: 901px) { .mobile-nav { display: none; } }

/* -------------------------------------------------------------------- hero */
.hero { padding: var(--space-16) 0 var(--space-24); position: relative; overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: 0 0 auto 0; height: 1px;
  background: var(--gradient-edge); opacity: .7;
}
.hero .container { max-width: 1360px; }
.hero__grid {
  display: grid; grid-template-columns: minmax(320px, 420px) minmax(0, 1fr);
  gap: var(--space-10); align-items: center;
}
.hero__copy { display: flex; flex-direction: column; gap: var(--space-5); }
.hero__copy .lead { max-width: 42ch; }
.hero__actions { display: flex; flex-wrap: wrap; gap: var(--space-3); align-items: center; margin-top: var(--space-2); }
.hero__demo { min-width: 0; }
/* Desktop default: full two-column console, same rail width as every other
   console instance on the page. Only the two breakpoints below narrow it. */
.hero__demo .console-frame { grid-template-columns: 190px 1fr; min-height: 460px; }
.hero__demo .console-body { padding: var(--space-4); gap: var(--space-3); }
.hero__demo .console-top { padding: var(--space-3) var(--space-4); }
.hero__demo .console-title { font-size: var(--text-ui-h2); line-height: var(--lh-ui-h2); }
.hero__demo .shot-caption { margin: var(--space-4) 0 0; font-size: var(--text-small); }
.hero__demo .illus-note { margin-top: var(--space-2); }
@media (max-width: 1100px) {
  .hero__grid { grid-template-columns: 1fr; gap: var(--space-10); }
  .hero__demo .console-frame { min-height: 0; }
}
@media (max-width: 900px) {
  .hero { padding-top: var(--space-10); }
  .hero__demo .console-frame { grid-template-columns: 1fr; min-height: 0; }
}

/* --------------------------------------------------------------- showcase */
.shot-caption { color: var(--text-secondary); font-size: var(--text-ui-body); max-width: 68ch; }

/* the Console frame */
.console-frame {
  border-radius: var(--radius-panel); overflow: hidden;
  background: var(--bg-chrome); box-shadow: var(--elev-lg), 0 0 0 1px var(--border);
  display: grid; grid-template-columns: 190px 1fr; min-height: 480px;
}
.console-rail {
  background: var(--bg-chrome-alt); border-right: 1px solid var(--border-chrome);
  padding: var(--space-4) var(--space-3); display: flex; flex-direction: column; gap: 2px;
}
.console-rail__brand { display: flex; align-items: center; gap: var(--space-2); padding: var(--space-1) var(--space-2) var(--space-5); }
.console-rail__brand svg { width: 20px; height: 20px; color: var(--brand); }
.console-rail__brand b { font-family: var(--font-display); font-size: 1rem; font-weight: var(--fw-semibold); }
.console-rail li { display: block; }
.console-rail .rail-static,
.console-rail .rail-item {
  display: block; width: 100%; text-align: left;
  padding: 7px var(--space-3); border-radius: var(--radius-sm);
  font-size: var(--text-ui-label); color: var(--text-muted);
  background: none; border: 0; font-family: inherit;
}
.console-rail .rail-item { cursor: pointer; transition: var(--transition-control); }
.console-rail .rail-item:hover { background: var(--bg-hover); color: var(--text-secondary); }
.console-rail [aria-current="true"] { background: var(--bg-selected); color: var(--text-primary); box-shadow: inset 2px 0 0 var(--action); }
.console-rail__foot {
  margin-top: auto; padding: var(--space-3) var(--space-2) 0; border-top: 1px solid var(--border-chrome);
  font-family: var(--font-mono); font-size: .6875rem; color: var(--text-muted);
}
.console-view { display: none; flex-direction: column; min-width: 0; }
.console-view[data-active="true"] { display: flex; animation: view-in var(--duration-base) var(--ease-snap); }
@keyframes view-in { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }
@media (prefers-reduced-motion: reduce) { .console-view[data-active="true"] { animation: none; } }
.console-top {
  padding: var(--space-4) var(--space-5); border-bottom: 1px solid var(--border);
  display: flex; justify-content: space-between; align-items: flex-start; gap: var(--space-4); flex-wrap: wrap;
}
.console-crumb { font-family: var(--font-mono); font-size: var(--text-eyebrow); letter-spacing: .08em; text-transform: uppercase; color: var(--text-muted); }
.console-title { font-size: var(--text-ui-title); line-height: var(--lh-ui-title); font-weight: 650; letter-spacing: var(--tracking-ui-tight); margin-top: var(--space-1); }
.console-sub { font-size: var(--text-ui-meta); color: var(--text-muted); margin-top: 2px; }
.console-body { padding: var(--space-5); display: flex; flex-direction: column; gap: var(--space-4); }
@media (max-width: 900px) {
  .console-frame { grid-template-columns: 1fr; min-height: 0; min-width: 0; }
  .console-rail { flex-direction: row; overflow-x: auto; border-right: 0; border-bottom: 1px solid var(--border-chrome); gap: var(--space-1); padding: var(--space-2); min-width: 0; }
  .console-rail__brand, .console-rail__foot { display: none; }
  .console-rail ul { display: flex; gap: var(--space-1); min-width: 0; }
  .console-rail li { flex: none; }
  .console-rail .rail-item, .console-rail .rail-static { white-space: nowrap; width: auto; }
}

/* autoplaying product demo */
.console-frame { position: relative; }
.demo-cursor {
  position: absolute; top: 0; left: 0; width: 22px; height: 22px; z-index: 5;
  opacity: 0; pointer-events: none;
  transition: transform 720ms var(--ease-snap), opacity var(--duration-base) var(--ease-out);
  filter: drop-shadow(0 2px 4px rgba(0,0,0,.55));
}
.demo-cursor svg { width: 100%; height: 100%; fill: var(--text-primary); stroke: var(--bg-canvas); stroke-width: 1.2; }
.demo-cursor.is-visible { opacity: 1; }
.demo-cursor.is-clicking svg { transform: scale(.82); transition: transform var(--duration-instant) var(--ease-out); }
.demo-cursor::after {
  content: ""; position: absolute; inset: -9px; border-radius: 50%;
  border: 1px solid var(--action); opacity: 0; transform: scale(.4);
}
.demo-cursor.is-clicking::after { animation: demo-ripple 420ms var(--ease-out); }
@keyframes demo-ripple {
  from { opacity: .9; transform: scale(.4); }
  to   { opacity: 0; transform: scale(1.5); }
}
.demo-hint {
  display: flex; align-items: center; gap: var(--space-2); margin-top: var(--space-3);
  font-family: var(--font-mono); font-size: var(--text-eyebrow); letter-spacing: .06em;
  text-transform: uppercase; color: var(--text-muted);
}
.demo-hint i { width: 5px; height: 5px; border-radius: 50%; background: var(--live-dot); }
[data-demo][data-paused="true"] ~ .demo-hint i { background: var(--text-muted); }
@media (prefers-reduced-motion: reduce) { .demo-cursor { display: none; } }

/* console internals */
.meta-strip { display: flex; flex-wrap: wrap; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--bg-surface); }
.meta-strip > div { padding: var(--space-3) var(--space-4); border-right: 1px solid var(--border); display: flex; flex-direction: column; gap: 2px; }
.meta-strip > div:last-child { border-right: 0; }
.meta-strip dt, .meta-k { font-family: var(--font-mono); font-size: .625rem; letter-spacing: .1em; text-transform: uppercase; color: var(--text-muted); }
.meta-strip dd, .meta-v { margin: 0; font-family: var(--font-mono); font-size: var(--text-mono); color: var(--text-primary); }
.panel { border: 1px solid var(--border); border-radius: var(--radius-card); background: var(--bg-surface); overflow: hidden; }
.panel__h {
  padding: var(--space-3) var(--space-4); border-bottom: var(--border-width-rule) solid var(--border-strong);
  display: flex; justify-content: space-between; align-items: baseline; gap: var(--space-3);
  font-size: var(--text-ui-h3); font-weight: var(--fw-semibold);
}
.panel__h span { font-family: var(--font-mono); font-size: var(--text-eyebrow); letter-spacing: .08em; text-transform: uppercase; color: var(--text-muted); font-weight: var(--fw-regular); }
/* Trace tree / span detail split responds to the space it actually has,
   not the viewport — the console sits at different widths depending on
   where it's embedded (full-width sections vs. the narrower hero column). */
.console-body { container-type: inline-size; container-name: console; }
.trace-cols { display: grid; grid-template-columns: 1fr; gap: var(--space-4); }
@container console (min-width: 560px) {
  .trace-cols { grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); }
}
.span-row {
  display: flex; align-items: center; gap: var(--space-3);
  padding: 9px var(--space-4); border-bottom: 1px solid var(--border-subtle); font-size: var(--text-ui-meta);
}
.span-row:last-child { border-bottom: 0; }
.span-row--child { padding-left: var(--space-8); position: relative; }
.span-row--child::before { content: ""; position: absolute; left: var(--space-5); top: 0; bottom: 0; width: 1px; background: var(--border); }
.span-row__nm { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--text-secondary); }
.span-row--sel { background: var(--danger-tint); box-shadow: inset 2px 0 0 var(--brand); }
.span-row--sel .span-row__nm { color: var(--text-primary); }
.tag-kind {
  font-family: var(--font-mono); font-size: .625rem; letter-spacing: .1em; text-transform: uppercase;
  padding: 3px 6px; border-radius: var(--radius-sm); background: var(--bg-surface-alt); color: var(--text-muted);
}
.tag-kind--agent { color: var(--agent); background: var(--agent-tint); }
.tag-kind--llm { color: var(--agent); background: var(--agent-tint); }
.tag-kind--tool { color: var(--action-text); background: var(--action-tint); }
.detail { padding: var(--space-4); display: flex; flex-direction: column; gap: var(--space-3); }
.detail p { font-size: var(--text-ui-meta); line-height: 1.6; color: var(--text-secondary); }
.detail b { color: var(--text-primary); font-weight: var(--fw-semibold); }
.kv { display: grid; grid-template-columns: auto 1fr; gap: var(--space-1) var(--space-4); font-family: var(--font-mono); font-size: var(--text-mono); }
.kv dt { color: var(--text-muted); white-space: nowrap; }
.kv dd { margin: 0; min-width: 0; text-align: right; color: var(--text-primary); overflow-wrap: break-word; }

.query-bar {
  display: flex; align-items: center; gap: var(--space-3);
  border: 1px solid var(--border); border-radius: var(--radius-control);
  background: var(--bg-surface); box-shadow: var(--elev-inset-well);
  padding: var(--space-3) var(--space-4); font-size: var(--text-ui-body); color: var(--text-primary);
}
.query-bar__caret { width: 1px; height: 1.1em; background: var(--action); animation: mungo-caret 1.1s steps(1) infinite; }
@media (prefers-reduced-motion: reduce) { .query-bar__caret { animation: none; } }
.filters { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.filter {
  font-family: var(--font-mono); font-size: var(--text-eyebrow); padding: 5px 10px;
  border-radius: var(--radius-chip); border: 1px solid var(--border); color: var(--text-muted);
}
.filter--on { border-color: var(--action-border); color: var(--action-text); background: var(--action-tint); }
.result-count { font-size: var(--text-ui-meta); color: var(--text-muted); }
.result-count b { color: var(--text-primary); }
.ledger-table { width: 100%; border-collapse: collapse; font-size: var(--text-ui-meta); }
.ledger-table th {
  text-align: left; padding: var(--space-2) var(--space-4);
  border-bottom: var(--border-width-rule) solid var(--border-strong);
  font-family: var(--font-mono); font-size: .625rem; letter-spacing: .1em; text-transform: uppercase;
  color: var(--text-muted); font-weight: var(--fw-medium);
}
.ledger-table td { padding: 9px var(--space-4); border-bottom: 1px solid var(--border-subtle); color: var(--text-secondary); }
.ledger-table tr:last-child td { border-bottom: 0; }
.ledger-table tr:hover td { background: var(--bg-hover); }
.ledger-table .num { font-family: var(--font-mono); color: var(--text-muted); white-space: nowrap; }
.ledger-table .actor { color: var(--text-primary); font-weight: var(--fw-medium); }
.risk { display: inline-flex; align-items: center; gap: 6px; }
.risk i { width: 6px; height: 6px; border-radius: 50%; background: var(--brand); }
.risk--med i { background: var(--attention); }

.rule-builder { border: 1px solid var(--border); border-radius: var(--radius-card); background: var(--bg-surface); padding: var(--space-4); display: flex; flex-direction: column; gap: var(--space-3); }
.rule-row { display: flex; align-items: center; gap: var(--space-2); flex-wrap: wrap; }
.rule-lab { font-family: var(--font-mono); font-size: var(--text-eyebrow); letter-spacing: .08em; text-transform: uppercase; color: var(--text-muted); width: 76px; flex: none; }
.tok { font-size: var(--text-ui-meta); padding: 5px 10px; border-radius: var(--radius-chip); background: var(--flag-tint); color: var(--flag-text); border: 1px solid var(--flag-border); }
.tok--risk { background: var(--danger-tint); color: var(--danger-text); border-color: var(--danger-border); }
.tok--then { background: var(--verify-tint); color: var(--verify-text); border-color: var(--verify-border); }
.rule-op { font-family: var(--font-mono); font-size: var(--text-eyebrow); text-transform: uppercase; color: var(--text-muted); }
.rule-clause { border-left: 2px solid var(--border-strong); padding-left: var(--space-3); display: flex; flex-direction: column; gap: var(--space-3); }
.segments { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-4); }
@media (max-width: 900px) { .segments { grid-template-columns: 1fr; } }
.segment__l { font-family: var(--font-mono); font-size: .625rem; letter-spacing: .1em; text-transform: uppercase; color: var(--text-muted); margin-bottom: var(--space-2); }
.switch { display: flex; border: 1px solid var(--border); border-radius: var(--radius-control); overflow: hidden; }
.switch span { flex: 1; text-align: center; padding: 7px var(--space-2); font-size: var(--text-ui-meta); color: var(--text-muted); border-right: 1px solid var(--border); }
.switch span:last-child { border-right: 0; }
.switch .on-enforce { background: var(--danger-tint); color: var(--danger-text); }
.switch .on-neutral { background: var(--bg-selected); color: var(--text-primary); }
.segment__n { font-size: var(--text-ui-meta); color: var(--text-muted); margin-top: var(--space-2); line-height: 1.5; }

.evidence-head { display: flex; align-items: center; gap: var(--space-5); flex-wrap: wrap; border: 1px solid var(--border); border-radius: var(--radius-card); background: var(--bg-surface); padding: var(--space-4); }
.ring { width: 60px; height: 60px; border-radius: 50%; flex: none; display: grid; place-items: center;
  background: conic-gradient(var(--verify) 0 84%, var(--bg-surface-alt) 84% 100%); }
.ring span { width: 46px; height: 46px; border-radius: 50%; background: var(--bg-surface); display: grid; place-items: center;
  font-family: var(--font-mono); font-size: var(--text-mono); color: var(--verify-text); }
.kpis { display: flex; gap: var(--space-6); margin-left: auto; }
.kpis div { text-align: right; }
.kpis .v { font-family: var(--font-mono); font-size: 1.125rem; }
.fw-tabs { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.fw-tab { font-size: var(--text-ui-meta); padding: 6px 12px; border: 1px solid var(--border); border-radius: var(--radius-chip); color: var(--text-muted); }
.fw-tab--on { border-color: var(--action-border); color: var(--action-text); background: var(--action-tint); }
.fw-tab b { font-family: var(--font-mono); font-weight: var(--fw-regular); opacity: .75; margin-left: 5px; }
.control-row { border: 1px solid var(--border); border-radius: var(--radius-card); background: var(--bg-surface); padding: var(--space-4); display: flex; gap: var(--space-3); align-items: flex-start; }
.control-row__tick { width: 18px; height: 18px; border-radius: 50%; border: 1px solid var(--verify); color: var(--verify-text); font-size: .625rem; display: grid; place-items: center; flex: none; margin-top: 2px; }
.control-row__id { font-family: var(--font-mono); font-size: var(--text-eyebrow); color: var(--text-muted); }
.control-row__n { font-size: var(--text-ui-body); font-weight: var(--fw-medium); margin: 2px 0 4px; }
.control-row__e { font-size: var(--text-ui-meta); color: var(--text-muted); }
.tags { display: flex; flex-wrap: wrap; gap: var(--space-1); margin-top: var(--space-2); }
.tags span { font-family: var(--font-mono); font-size: .625rem; letter-spacing: .06em; text-transform: uppercase; color: var(--text-muted); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 3px 6px; }

.illus-note { font-family: var(--font-mono); font-size: var(--text-eyebrow); letter-spacing: .06em; text-transform: uppercase; color: var(--text-muted); margin-top: var(--space-4); }

/* -------------------------------------------------------------- problems */
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-5); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-5); }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-5); }
@media (max-width: 1000px) { .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 860px) { .grid-3 { grid-template-columns: 1fr; } .grid-2 { grid-template-columns: 1fr; } }
@media (max-width: 620px) { .grid-4 { grid-template-columns: 1fr; } }
.problem { position: relative; }
.problem::before {
  content: ""; position: absolute; inset: 0 0 auto 0; height: 3px;
  background: var(--brand); border-radius: var(--radius-card) var(--radius-card) 0 0; opacity: .55;
}
.problem__n { font-family: var(--font-mono); font-size: var(--text-eyebrow); letter-spacing: var(--tracking-eyebrow); color: var(--text-muted); }
.problem__cite { font-family: var(--font-mono); font-size: var(--text-eyebrow); color: var(--text-muted); border-top: 1px solid var(--border-subtle); padding-top: var(--space-3); margin-top: auto; }

/* ---------------------------------------------------------- persona tabs */
.persona-tabs { display: flex; gap: var(--space-2); border-bottom: 1px solid var(--border); margin-bottom: var(--space-8); flex-wrap: wrap; }
.persona-tab {
  background: none; border: 0; border-bottom: 2px solid transparent; margin-bottom: -1px;
  padding: var(--space-3) var(--space-5); cursor: pointer;
  font-size: var(--text-ui-body); font-weight: var(--fw-medium); color: var(--text-muted);
  transition: var(--transition-control);
}
.persona-tab:hover { color: var(--text-primary); }
.persona-tab[aria-selected="true"] { color: var(--text-primary); border-bottom-color: var(--action); }
.persona-panel { display: none; }
.persona-panel[data-active="true"] { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: var(--space-10); align-items: start; animation: view-in var(--duration-base) var(--ease-snap); }
@media (max-width: 900px) { .persona-panel[data-active="true"] { grid-template-columns: 1fr; gap: var(--space-6); } }
.feature-list { display: flex; flex-direction: column; gap: var(--space-5); }
.feature { display: flex; flex-direction: column; gap: var(--space-1); padding-left: var(--space-5); position: relative; }
.feature::before { content: ""; position: absolute; left: 0; top: 9px; width: 7px; height: 7px; border-radius: 2px; background: var(--action); }
.feature b { font-size: var(--text-ui-body); font-weight: var(--fw-semibold); }
.feature p { font-size: var(--text-ui-body); color: var(--text-secondary); line-height: var(--lh-ui-body); }

/* ------------------------------------------------------------ how it works */
.flow { display: flex; flex-direction: column; align-items: center; position: relative; }
.flow-stage {
  width: 100%; background: var(--bg-surface); border-radius: var(--radius-card);
  box-shadow: var(--elev-card); padding: var(--space-4) var(--space-5);
  display: grid; grid-template-columns: 34px minmax(0, 230px) minmax(0, 1fr);
  gap: var(--space-4); align-items: center;
}
.flow-stage--hub { background: var(--action); box-shadow: var(--elev-action); }
.flow-stage--hub .flow-stage__t, .flow-stage--hub .flow-stage__d, .flow-stage--hub .flow-stage__n { color: var(--text-on-action); }
.flow-stage--hub .flow-stage__d, .flow-stage--hub .flow-stage__n { opacity: .82; }
.flow-stage__n { font-family: var(--font-mono); font-size: var(--text-mono); color: var(--text-muted); }
.flow-stage__t { font-family: var(--font-display); font-size: var(--text-h4); font-weight: var(--fw-semibold); display: block; color: var(--text-primary); }
.flow-stage__d { font-size: var(--text-ui-body); color: var(--text-secondary); display: block; line-height: var(--lh-ui-body); }
.flow-arrow { width: 1px; height: 30px; background: var(--border-strong); position: relative; }
.flow-arrow::after { content: ""; position: absolute; bottom: 0; left: -3px; width: 7px; height: 7px; border-right: 1px solid var(--text-muted); border-bottom: 1px solid var(--text-muted); transform: rotate(45deg); }
.flow-split { position: relative; width: 100%; height: 32px; }
.flow-split .bar { position: absolute; top: 0; left: 10%; right: 10%; height: 1px; background: var(--border-strong); }
.flow-split .tick { position: absolute; top: 0; width: 1px; height: 32px; background: var(--border-strong); }
.flow-split .tick::after { content: ""; position: absolute; bottom: 0; left: -3px; width: 7px; height: 7px; border-right: 1px solid var(--text-muted); border-bottom: 1px solid var(--text-muted); transform: rotate(45deg); }
.flow-controls { display: grid; grid-template-columns: repeat(5, 1fr); gap: var(--space-3); width: 100%; }
.flow-control { background: var(--bg-surface); border-radius: var(--radius-card); box-shadow: var(--elev-card); padding: var(--space-4); display: flex; flex-direction: column; gap: var(--space-2); transition: var(--transition-lift); }
.flow-control:hover { box-shadow: var(--elev-card-hover); transform: translateY(var(--lift-hover)); }
.flow-control b { font-family: var(--font-display); font-size: var(--text-h4); font-weight: var(--fw-semibold); }
.flow-control p { font-size: var(--text-ui-meta); color: var(--text-secondary); line-height: 1.55; }
.flow-wrap { position: relative; }
@media (max-width: 1040px) { .flow-controls { grid-template-columns: repeat(2, 1fr); } .flow-split .bar { left: 25%; right: 25%; } }
@media (max-width: 900px) {
  .flow-wrap { position: relative; }
    .flow-controls { grid-template-columns: 1fr; }
  .flow-stage { grid-template-columns: 34px 1fr; gap: var(--space-2) var(--space-4); }
  .flow-stage__d { grid-column: 2; }
  .flow-split { height: 24px; }
  .flow-split .bar, .flow-split .tick:not(:first-of-type) { display: none; }
  .flow-split .tick:first-of-type { left: 50% !important; height: 24px; }
}
.flow-loop-label {
  display: flex; align-items: center; gap: var(--space-4);
  margin-top: var(--space-6); color: var(--text-muted);
}
.flow-loop-label::before, .flow-loop-label::after {
  content: ""; flex: 1; height: 1px; border-top: 1px dashed var(--border-strong);
}
.flow-loop-label span {
  font-family: var(--font-mono); font-size: var(--text-eyebrow); letter-spacing: .06em;
  text-transform: uppercase;
}
.flow-loop-label span::before { content: "\21ba"; margin-right: var(--space-2); font-size: 1.1em; }
@media (max-width: 640px) {
  .flow-loop-label { flex-direction: column; gap: var(--space-3); text-align: center; }
  .flow-loop-label::before, .flow-loop-label::after { width: 40%; flex: none; }
  .flow-loop-label span { white-space: normal; }
}
.pullquote {
  font-family: var(--font-display); font-size: var(--text-h3); line-height: 1.35;
  color: var(--text-primary); max-width: 44ch; margin: var(--space-12) 0 0;
}

/* ------------------------------------------------------------- deployment */
.deploy-list { display: grid; grid-template-columns: 1fr; gap: 0; }
.deploy-list--single .deploy-item { padding: var(--space-5) 0; }
@media (max-width: 760px) { .deploy-list { grid-template-columns: 1fr; } }
.deploy-item { display: flex; gap: var(--space-3); align-items: flex-start; padding: var(--space-4) 0; border-bottom: 1px solid var(--border-subtle); }
.deploy-item svg { width: 18px; height: 18px; color: var(--verify); flex: none; margin-top: 2px; }
.deploy-item p { font-size: var(--text-ui-body); color: var(--text-secondary); }
.deploy-item b { color: var(--text-primary); font-weight: var(--fw-medium); display: block; }

/* -------------------------------------------------------------------- CTA */
.cta-band { background: var(--bg-surface); border-radius: var(--radius-panel); padding: var(--space-16) var(--space-12); text-align: center; box-shadow: var(--elev-card); position: relative; overflow: hidden; }
.cta-band::before { content: ""; position: absolute; inset: 0 0 auto 0; height: 3px; background: var(--gradient-intelligence-console); }
.cta-band__in { display: flex; flex-direction: column; align-items: center; gap: var(--space-5); }
.cta-band .lead { max-width: 52ch; }
@media (max-width: 760px) { .cta-band { padding: var(--space-10) var(--space-5); } }

/* ----------------------------------------------------------------- footer */
.site-footer { border-top: 1px solid var(--border); background: var(--bg-chrome); padding: var(--space-16) 0 var(--space-8); }
.footer-grid--split { display: flex; justify-content: space-between; gap: var(--space-12); flex-wrap: wrap; }
.footer-grid--split .footer-col:first-child { max-width: 34ch; }
.footer-grid--split .footer-col:last-child { text-align: right; }
.footer-grid--split .footer-col:last-child li a,
.footer-grid--split .footer-col:last-child li button { text-align: right; }
@media (max-width: 860px) {
  .footer-grid--split { flex-direction: column; gap: var(--space-8); }
  .footer-grid--split .footer-col:last-child { text-align: left; }
  .footer-grid--split .footer-col:last-child li a,
  .footer-grid--split .footer-col:last-child li button { text-align: left; }
}
.footer-col h3 { font-family: var(--font-mono); font-size: var(--text-eyebrow); letter-spacing: var(--tracking-eyebrow); text-transform: uppercase; color: var(--text-muted); font-weight: var(--fw-medium); margin-bottom: var(--space-4); }
.footer-col li { margin-bottom: var(--space-3); font-size: var(--text-ui-body); }
.footer-col li a, .footer-col li button { color: var(--text-secondary); background: none; border: 0; padding: 0; cursor: pointer; font-size: inherit; text-align: left; }
.footer-col li a:hover, .footer-col li button:hover { color: var(--text-primary); }
.footer-note { font-size: var(--text-ui-body); color: var(--text-secondary); max-width: 30ch; }
.footer-soon { font-family: var(--font-mono); font-size: .5625rem; letter-spacing: .08em; text-transform: uppercase; color: var(--text-muted); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 2px 5px; margin-left: var(--space-2); }
.social { display: flex; gap: var(--space-3); margin-top: var(--space-5); }
.social a { width: 36px; height: 36px; border: 1px solid var(--border); border-radius: var(--radius-control); display: grid; place-items: center; color: var(--text-secondary); transition: var(--transition-control); }
.social a:hover { color: var(--text-primary); border-color: var(--border-strong); background: var(--bg-hover); }
.social svg { width: 17px; height: 17px; }
.footer-bottom {
  margin-top: var(--space-12); padding-top: var(--space-6); border-top: 1px solid var(--border-subtle);
  display: flex; justify-content: space-between; gap: var(--space-4); flex-wrap: wrap;
  font-family: var(--font-mono); font-size: var(--text-eyebrow); color: var(--text-muted);
}
.skip-link { position: absolute; left: -9999px; }
.skip-link:focus { left: var(--space-4); top: var(--space-4); z-index: 100; background: var(--bg-surface); padding: var(--space-3) var(--space-4); border-radius: var(--radius-control); box-shadow: var(--elev-popover); }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }