/* Koinessa public site — shared visual system (CXD-001).
 *
 * One stylesheet for all nine pages. Replaces nine separate inline <style>
 * blocks. Tokens are the product's own --fm-* brand tokens plus the --cx-*
 * command-center extension set, copied name-for-name and value-for-value from
 * the dashboard (app/globals.css and design-files/conexus/app.css) so the site
 * and the console are one brand. Site-only additions are namespaced --cx-site-*.
 *
 * Design thesis: the site is an instrument readout, not a brochure.
 *   1. No naked number — every figure carries a provenance stamp.
 *   2. Numbers are mono and tabular; prose is system sans.
 *   3. State is glyph + word, never colour alone.
 *   4. One gradient accent per page; hairlines and structure instead of glow.
 *
 * Theme mechanism is identical to the app: data-theme on <html>. The site
 * defaults to dark (markup ships data-theme="dark"), the app defaults to light;
 * the token blocks below are the same in both surfaces.
 */

/* ---------------------------------------------------------------- tokens */

:root {
  /* brand tokens — app/globals.css, light theme */
  --fm-bg: #ffffff;
  --fm-surface: #f8f9fa;
  --fm-text-primary: #111827;
  --fm-text-secondary: #6b7280;
  --fm-text-inverse: #ffffff;
  --fm-accent: #4f46e5;
  --fm-accent-hover: #4338ca;
  --fm-border: #e5e7eb;
  --fm-status-ok: #10b981;
  --fm-status-warn: #f59e0b;
  --fm-status-error: #ef4444;

  /* command-center extension — design-files/conexus/app.css, light theme */
  --cx-elev: rgba(255, 255, 255, 0.92);
  --cx-elev-solid: #ffffff;
  --cx-elev-2: #ffffff;
  --cx-hairline: rgba(15, 23, 42, 0.1);
  --cx-hairline-strong: rgba(15, 23, 42, 0.16);
  --cx-signal: #0891b2;
  --cx-violet: #7c3aed;
  --cx-magenta: #db2777;
  --cx-accent-soft: rgba(99, 102, 241, 0.12);
  --cx-grad-accent: linear-gradient(135deg, #4f46e5 0%, #7c3aed 48%, #0891b2 100%);
  --cx-grad-accent-soft: linear-gradient(135deg, rgba(79, 70, 229, 0.14), rgba(8, 145, 178, 0.14));
  --cx-grad-text: linear-gradient(120deg, #4f46e5, #7c3aed 55%, #0891b2);
  --cx-shadow: 0 1px 2px rgba(15, 23, 42, 0.05), 0 10px 30px rgba(15, 23, 42, 0.07);
  --cx-shadow-lg: 0 24px 64px rgba(15, 23, 42, 0.18);
  --cx-bg-base: #eef1f8;
  --cx-bg-tint-1: rgba(99, 102, 241, 0.1);
  --cx-bg-tint-2: rgba(8, 145, 178, 0.08);
  --cx-radius: 11px;
  --cx-radius-sm: 8px;
  --cx-blur: saturate(150%) blur(14px);

  /* site-only */
  --cx-site-grid: rgba(15, 23, 42, 0.05);
  --cx-site-grid-strong: rgba(15, 23, 42, 0.08);
  --cx-site-code-bg: rgba(15, 23, 42, 0.04);
  --cx-site-header-h: 62px;
  --cx-site-measure: 68ch;
  --cx-site-max: 1220px;
  --cx-site-gutter: clamp(18px, 4vw, 46px);
  --cx-site-section-y: clamp(52px, 8vw, 104px);
  --cx-font-sans:
    ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial,
    sans-serif;
  --cx-font-mono:
    ui-monospace, "SFMono-Regular", "JetBrains Mono", "Cascadia Mono", Menlo, Consolas, monospace;
}

:root[data-theme="dark"] {
  /* brand tokens — app/globals.css, dark theme */
  --fm-bg: #0f172a;
  --fm-surface: #1e293b;
  --fm-text-primary: #f1f5f9;
  --fm-text-secondary: #94a3b8;
  --fm-text-inverse: #ffffff;
  --fm-accent: #6366f1;
  --fm-accent-hover: #818cf8;
  --fm-border: #334155;
  --fm-status-ok: #34d399;
  --fm-status-warn: #fbbf24;
  --fm-status-error: #f87171;

  /* command-center extension — dark theme */
  --cx-elev: rgba(24, 33, 50, 0.86);
  --cx-elev-solid: #1a2436;
  --cx-elev-2: #202c42;
  --cx-hairline: rgba(148, 163, 184, 0.16);
  --cx-hairline-strong: rgba(148, 163, 184, 0.28);
  --cx-signal: #22d3ee;
  --cx-violet: #a78bfa;
  --cx-magenta: #f472b6;
  --cx-accent-soft: rgba(99, 102, 241, 0.2);
  --cx-grad-accent: linear-gradient(135deg, #6366f1 0%, #a855f7 48%, #22d3ee 100%);
  --cx-grad-accent-soft: linear-gradient(135deg, rgba(99, 102, 241, 0.22), rgba(34, 211, 238, 0.18));
  --cx-grad-text: linear-gradient(120deg, #818cf8, #c084fc 50%, #22d3ee);
  --cx-shadow: 0 1px 2px rgba(0, 0, 0, 0.45), 0 12px 34px rgba(0, 0, 0, 0.4);
  --cx-shadow-lg: 0 24px 64px rgba(0, 0, 0, 0.6);
  --cx-bg-base: #070b16;
  --cx-bg-tint-1: rgba(99, 102, 241, 0.22);
  --cx-bg-tint-2: rgba(34, 211, 238, 0.14);
  --cx-blur: saturate(160%) blur(16px);

  --cx-site-grid: rgba(148, 163, 184, 0.07);
  --cx-site-grid-strong: rgba(148, 163, 184, 0.11);
  --cx-site-code-bg: rgba(148, 163, 184, 0.08);
}

/* ------------------------------------------------------------------ base */

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--cx-site-header-h) + 16px);
}

body {
  margin: 0;
  background: var(--cx-bg-base);
  color: var(--fm-text-primary);
  font-family: var(--cx-font-sans);
  font-size: 16px;
  line-height: 1.62;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* Static blueprint backdrop. Replaces the animated particle-network canvas:
 * no main-thread loop, and a grid is the honest motif for a query engine. */
.cx-grid-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(var(--cx-site-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--cx-site-grid) 1px, transparent 1px),
    radial-gradient(ellipse 70% 55% at 12% -8%, var(--cx-bg-tint-1), transparent 70%),
    radial-gradient(ellipse 60% 50% at 92% 4%, var(--cx-bg-tint-2), transparent 72%);
  background-size:
    64px 64px,
    64px 64px,
    100% 100%,
    100% 100%;
  mask-image: linear-gradient(to bottom, #000 0, #000 62%, transparent 100%);
}

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

a {
  color: var(--fm-accent-hover);
  text-decoration-color: var(--cx-hairline-strong);
  text-underline-offset: 3px;
}
a:hover {
  color: var(--fm-accent);
}

:focus-visible {
  outline: 2px solid var(--fm-accent);
  outline-offset: 2px;
  border-radius: 3px;
}

::selection {
  background: var(--cx-accent-soft);
}

button {
  font: inherit;
  cursor: pointer;
}

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

.cx-skip-link {
  position: absolute;
  left: 12px;
  top: -48px;
  z-index: 100;
  padding: 10px 16px;
  background: var(--fm-accent);
  color: var(--fm-text-inverse);
  border-radius: var(--cx-radius-sm);
  font-weight: 600;
  text-decoration: none;
  transition: top 0.15s ease;
}
.cx-skip-link:focus {
  top: 12px;
  color: var(--fm-text-inverse);
}

/* ------------------------------------------------------------ typography */

h1,
h2,
h3,
h4 {
  margin: 0;
  font-weight: 650;
  letter-spacing: -0.022em;
  line-height: 1.14;
  text-wrap: balance;
}

h1 {
  font-size: clamp(2.3rem, 5.4vw, 3.9rem);
  letter-spacing: -0.038em;
}
h2 {
  font-size: clamp(1.7rem, 3.2vw, 2.5rem);
  letter-spacing: -0.03em;
}
h3 {
  font-size: 1.16rem;
}
h4 {
  font-size: 1rem;
}

p {
  margin: 0;
}

.cx-grad-text {
  background: var(--cx-grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.cx-lede {
  color: var(--fm-text-secondary);
  font-size: 1.08rem;
  max-width: 62ch;
}

.cx-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--cx-font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--fm-text-secondary);
}

.cx-eyebrow .cx-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--fm-status-ok);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--fm-status-ok) 22%, transparent);
  animation: cx-pulse 2.6s ease-in-out infinite;
}

@keyframes cx-pulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.42;
  }
}

/* --------------------------------------------------------------- layout */

.cx-shell {
  width: 100%;
  max-width: var(--cx-site-max);
  margin: 0 auto;
  padding-inline: var(--cx-site-gutter);
}

.cx-section {
  padding-block: var(--cx-site-section-y);
  border-top: 1px solid var(--cx-hairline);
}
.cx-section:first-of-type {
  border-top: 0;
}

.cx-section-head {
  display: grid;
  gap: 12px;
  margin-bottom: 34px;
}

.cx-grid {
  display: grid;
  gap: 18px;
}
.cx-grid.cols-2 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}
.cx-grid.cols-3 {
  grid-template-columns: repeat(auto-fit, minmax(272px, 1fr));
}
.cx-grid.cols-4 {
  grid-template-columns: repeat(auto-fit, minmax(216px, 1fr));
}

/* --------------------------------------------------------------- header */

.cx-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--cx-site-header-h);
  display: flex;
  align-items: center;
  background: color-mix(in srgb, var(--cx-bg-base) 82%, transparent);
  backdrop-filter: var(--cx-blur);
  -webkit-backdrop-filter: var(--cx-blur);
  border-bottom: 1px solid var(--cx-hairline);
}

.cx-nav {
  display: flex;
  align-items: center;
  gap: 18px;
  width: 100%;
  max-width: var(--cx-site-max);
  margin: 0 auto;
  padding-inline: var(--cx-site-gutter);
}

.cx-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 680;
  letter-spacing: -0.02em;
  color: var(--fm-text-primary);
  text-decoration: none;
  flex: none;
}
.cx-brand:hover {
  color: var(--fm-text-primary);
}

/* The real Koinessa mark: the caryatid K, white on the brand navy. The artwork
   ships with a solid navy field rather than transparency, so the tile IS the
   artwork -- no background of our own behind it. */
.cx-brand-mark {
  width: 28px;
  height: 28px;
  flex: none;
  border-radius: 7px;
  background: #2b337f url("/assets/koinessa-mark-64.png") center / cover no-repeat;
}

/* Hero lockup. Same navy field as the mark, so it reads as one brand plate
   rather than an image dropped onto the page. */
.cx-hero-wordmark {
  display: block;
  width: 100%;
  max-width: 360px;
  height: auto;
  border-radius: var(--cx-radius-sm, 8px);
  box-shadow: 0 6px 22px rgba(43, 51, 127, 0.22);
}

@media (max-width: 720px) {
  .cx-hero-wordmark {
    max-width: 280px;
  }
}

.cx-nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
  margin-left: auto;
  flex-wrap: wrap;
}

.cx-nav-links a {
  padding: 7px 10px;
  border-radius: var(--cx-radius-sm);
  font-size: 0.875rem;
  color: var(--fm-text-secondary);
  text-decoration: none;
  white-space: nowrap;
}
.cx-nav-links a:hover {
  color: var(--fm-text-primary);
  background: var(--cx-accent-soft);
}
.cx-nav-links a[aria-current="page"] {
  color: var(--fm-text-primary);
  background: var(--cx-accent-soft);
  box-shadow: inset 0 0 0 1px var(--cx-hairline-strong);
}

.cx-nav-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  flex: none;
}

.cx-icon-btn {
  display: inline-grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: var(--cx-radius-sm);
  border: 1px solid var(--cx-hairline);
  background: var(--cx-elev);
  color: var(--fm-text-secondary);
  font-size: 0.9rem;
}
.cx-icon-btn:hover {
  color: var(--fm-text-primary);
  border-color: var(--cx-hairline-strong);
}

.cx-menu-btn {
  display: none;
}

/* -------------------------------------------------------------- buttons */

.cx-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 11px 17px;
  border-radius: var(--cx-radius-sm);
  border: 1px solid var(--cx-hairline-strong);
  background: var(--cx-elev);
  color: var(--fm-text-primary);
  font-size: 0.925rem;
  font-weight: 560;
  text-decoration: none;
  transition:
    border-color 0.16s ease,
    transform 0.16s ease,
    background 0.16s ease;
}
.cx-btn:hover {
  color: var(--fm-text-primary);
  border-color: var(--fm-accent);
  transform: translateY(-1px);
}
.cx-btn.primary {
  background: var(--cx-grad-accent);
  border-color: transparent;
  color: var(--fm-text-inverse);
  font-weight: 620;
}
.cx-btn.primary:hover {
  color: var(--fm-text-inverse);
  filter: brightness(1.06);
}

.cx-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* --------------------------------------------------------------- panels */

.cx-panel {
  position: relative;
  padding: 20px;
  border: 1px solid var(--cx-hairline);
  border-radius: var(--cx-radius);
  background: var(--cx-elev);
  backdrop-filter: var(--cx-blur);
  -webkit-backdrop-filter: var(--cx-blur);
  box-shadow: var(--cx-shadow);
  overflow: hidden;
}

.cx-panel.railed::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: var(--cx-grad-accent);
}
.cx-panel.railed {
  padding-top: 23px;
}

.cx-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.cx-panel h3 {
  margin-bottom: 6px;
}

.cx-panel p {
  color: var(--fm-text-secondary);
  font-size: 0.94rem;
}

/* ------------------------------------------------------- measured value */

.cx-measure {
  display: grid;
  gap: 3px;
}

.cx-measure-value {
  font-family: var(--cx-font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(1.55rem, 3vw, 2.05rem);
  font-weight: 620;
  letter-spacing: -0.03em;
  line-height: 1.06;
  color: var(--fm-text-primary);
}

.cx-measure-unit {
  font-size: 0.62em;
  font-weight: 560;
  color: var(--fm-text-secondary);
  margin-left: 4px;
}

.cx-measure-label {
  font-size: 0.795rem;
  line-height: 1.35;
  color: var(--fm-text-secondary);
}

.cx-measures {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(148px, 1fr));
  gap: 18px 22px;
}

.cx-measures.pairs {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

/* ---------------------------------------------------- provenance stamp */

.cx-stamp {
  display: block;
  margin-top: 14px;
  padding-top: 10px;
  border-top: 1px dashed var(--cx-hairline-strong);
  font-family: var(--cx-font-mono);
  font-size: 0.655rem;
  line-height: 1.6;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--fm-text-secondary);
  overflow-wrap: anywhere;
}

.cx-stamp .k {
  color: var(--cx-signal);
}

/* code identifiers keep their real casing inside uppercased mono contexts */
.cx-stamp code,
.cx-status code,
.cx-chip code,
.cx-table caption code,
.cx-evidence figcaption code {
  text-transform: none;
  font-size: 1em;
  padding: 0 3px;
}

/* --------------------------------------------------------- status chips */

.cx-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 9px;
  border-radius: 999px;
  border: 1px solid var(--cx-hairline-strong);
  background: var(--cx-elev-solid);
  font-family: var(--cx-font-mono);
  font-size: 0.66rem;
  font-weight: 620;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  white-space: nowrap;
  color: var(--fm-text-secondary);
}
.cx-status::before {
  content: attr(data-glyph);
  font-size: 0.85em;
}
.cx-status[data-state="pass"] {
  color: var(--fm-status-ok);
  border-color: color-mix(in srgb, var(--fm-status-ok) 42%, transparent);
}
.cx-status[data-state="warn"] {
  color: var(--fm-status-warn);
  border-color: color-mix(in srgb, var(--fm-status-warn) 46%, transparent);
}
.cx-status[data-state="fail"],
.cx-status[data-state="evidence-invalid"] {
  color: var(--fm-status-error);
  border-color: color-mix(in srgb, var(--fm-status-error) 46%, transparent);
}
.cx-status[data-state="skipped"],
.cx-status[data-state="tool-missing"],
.cx-status[data-state="infra-error"] {
  color: var(--fm-text-secondary);
}
.cx-status[data-state="signal"] {
  color: var(--cx-signal);
  border-color: color-mix(in srgb, var(--cx-signal) 42%, transparent);
}

.cx-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--cx-hairline-strong);
  background: var(--cx-accent-soft);
  font-family: var(--cx-font-mono);
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fm-text-secondary);
}

/* ------------------------------------------------------- evidence block */

.cx-evidence {
  margin: 0;
  border: 1px solid var(--cx-hairline);
  border-radius: var(--cx-radius-sm);
  background: var(--cx-site-code-bg);
  overflow: hidden;
}

.cx-evidence figcaption,
.cx-evidence-caption {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-bottom: 1px solid var(--cx-hairline);
  font-family: var(--cx-font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fm-text-secondary);
}

.cx-evidence pre {
  margin: 0;
  padding: 13px 14px;
  overflow-x: auto;
  font-family: var(--cx-font-mono);
  font-size: 0.795rem;
  line-height: 1.68;
  color: var(--fm-text-primary);
  tab-size: 2;
}

.cx-evidence .kw {
  color: var(--cx-violet);
  font-weight: 600;
}
.cx-evidence .str {
  color: var(--cx-signal);
}
.cx-evidence .cmt {
  color: var(--fm-text-secondary);
}

code {
  font-family: var(--cx-font-mono);
  font-size: 0.9em;
  padding: 1px 5px;
  border-radius: 4px;
  background: var(--cx-site-code-bg);
}

/* -------------------------------------------------------- readout table */

.cx-table-wrap {
  border: 1px solid var(--cx-hairline);
  border-radius: var(--cx-radius);
  background: var(--cx-elev);
  overflow-x: auto;
}

.cx-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.cx-table caption {
  padding: 13px 16px;
  text-align: left;
  border-bottom: 1px solid var(--cx-hairline);
  font-family: var(--cx-font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: var(--fm-text-secondary);
}

.cx-table th,
.cx-table td {
  padding: 11px 16px;
  text-align: left;
  vertical-align: top;
  border-top: 1px solid var(--cx-hairline);
}

.cx-table thead th {
  border-top: 0;
  font-family: var(--cx-font-mono);
  font-size: 0.655rem;
  font-weight: 620;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: var(--fm-text-secondary);
  background: color-mix(in srgb, var(--fm-surface) 60%, transparent);
  white-space: nowrap;
}

.cx-table tbody th {
  font-weight: 600;
  color: var(--fm-text-primary);
}

.cx-table td.num,
.cx-table th.num {
  font-family: var(--cx-font-mono);
  font-variant-numeric: tabular-nums;
  text-align: right;
  white-space: nowrap;
}

.cx-table tbody tr:hover {
  background: var(--cx-accent-soft);
}

.cx-table td small {
  display: block;
  color: var(--fm-text-secondary);
  font-size: 0.82em;
}

/* ---------------------------------------------------------- step ladder */

.cx-ladder {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: cx-step;
}

.cx-ladder > li {
  position: relative;
  counter-increment: cx-step;
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 14px;
  padding: 15px 0;
  border-top: 1px solid var(--cx-hairline);
}
.cx-ladder > li:first-child {
  border-top: 0;
}

.cx-ladder > li::before {
  content: counter(cx-step, decimal-leading-zero);
  font-family: var(--cx-font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 0.85rem;
  font-weight: 640;
  letter-spacing: 0.04em;
  color: var(--fm-text-secondary);
  padding-top: 2px;
}

.cx-ladder h4 {
  margin-bottom: 3px;
}

.cx-ladder p {
  color: var(--fm-text-secondary);
  font-size: 0.92rem;
}

/* --------------------------------------------------------- fact list */

.cx-facts {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 11px;
}

.cx-facts > li {
  display: grid;
  grid-template-columns: 18px 1fr;
  gap: 10px;
  font-size: 0.92rem;
}

.cx-facts > li::before {
  content: "▸";
  color: var(--cx-signal);
  font-size: 0.85rem;
  line-height: 1.5;
}

/* both text rows sit in the second column, beside the marker */
.cx-facts > li > strong,
.cx-facts > li > span {
  grid-column: 2;
}

.cx-facts strong {
  font-weight: 600;
}

.cx-facts span {
  color: var(--fm-text-secondary);
  font-size: 0.9rem;
}

/* ----------------------------------------------------------- long prose */

.cx-prose {
  max-width: var(--cx-site-measure);
}

.cx-prose > * + * {
  margin-top: 1.05em;
}

.cx-prose h2 {
  margin-top: 2em;
  padding-top: 0.7em;
  border-top: 1px solid var(--cx-hairline);
}

.cx-prose h3 {
  margin-top: 1.7em;
  font-size: 1.08rem;
}

.cx-prose p,
.cx-prose li {
  color: var(--fm-text-primary);
}

.cx-prose ul,
.cx-prose ol {
  padding-left: 1.25em;
}

.cx-prose li + li {
  margin-top: 0.4em;
}

.cx-prose blockquote {
  margin: 1.4em 0;
  padding: 2px 0 2px 18px;
  border-left: 3px solid var(--fm-accent);
  color: var(--fm-text-secondary);
  font-size: 1.02rem;
}

.cx-prose .cx-stamp {
  border-top-style: solid;
}

/* --------------------------------------------------------------- footer */

.cx-footer {
  padding-block: 34px 44px;
  border-top: 1px solid var(--cx-hairline);
  color: var(--fm-text-secondary);
  font-size: 0.86rem;
}

.cx-footer .row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  align-items: center;
  justify-content: space-between;
}

.cx-footer a {
  color: var(--fm-text-secondary);
  text-decoration: none;
}
.cx-footer a:hover {
  color: var(--fm-text-primary);
  text-decoration: underline;
}

.cx-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
}

/* -------------------------------------------------------------- viewer */

.cx-viewer {
  border: 1px solid var(--cx-hairline);
  border-radius: var(--cx-radius);
  background: var(--cx-elev-solid);
  overflow: hidden;
  box-shadow: var(--cx-shadow);
}

.cx-viewer iframe,
.cx-viewer embed,
.cx-viewer object {
  display: block;
  width: 100%;
  height: min(82vh, 1080px);
  border: 0;
}

/* --------------------------------------------------------- migrated pages */

main.cx-shell {
  padding-block: var(--cx-site-section-y);
}

main.cx-shell > .cx-section:first-child {
  padding-top: 0;
}

main.cx-shell > h1,
main.cx-shell > .cx-eyebrow,
main.cx-shell > .cx-lede {
  display: block;
}

main.cx-shell > h1 {
  margin-bottom: 14px;
}

main.cx-shell > .cx-lede {
  margin-bottom: 24px;
}

main.cx-shell details {
  border-top: 1px solid var(--cx-hairline);
  padding: 16px 0;
}

main.cx-shell details:last-child {
  border-bottom: 1px solid var(--cx-hairline);
}

main.cx-shell summary {
  cursor: pointer;
  font-weight: 650;
}

/* --- pricing --- */

.tier-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 18px;
  padding: 0;
  margin: 28px 0 18px;
  list-style: none;
}

.tier-card {
  display: grid;
  align-content: start;
  gap: 12px;
}

.layer-number,
.price,
.price-note {
  font-family: var(--cx-font-mono);
  font-variant-numeric: tabular-nums;
}

.layer-number {
  color: var(--cx-signal);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.tier-band,
.price-note,
.tier-card s {
  color: var(--fm-text-secondary);
}

.price {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 10px;
  margin: 6px 0 0;
}

.price strong {
  color: var(--fm-text-primary);
  font-size: 2rem;
}

.price-note {
  font-size: 0.76rem;
}

.feature-list,
.status-list {
  display: grid;
  gap: 12px;
  padding: 0;
  margin: 8px 0;
  list-style: none;
}

.feature-list li,
.status-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 9px;
}

.feature-list li > span:last-child,
.status-list li > span:last-child {
  display: grid;
  gap: 2px;
}

.feature-list li > span:last-child > span,
.detail {
  color: var(--fm-text-secondary);
  font-size: 0.9rem;
}

.check {
  color: var(--fm-status-ok);
  font-family: var(--cx-font-mono);
  font-weight: 700;
}

.overage-note {
  margin-top: 18px;
}

.evidence-panel,
.prerelease-band,
.cta-card {
  display: grid;
  gap: 12px;
}

.prerelease-band {
  grid-template-columns: 1fr auto;
  align-items: center;
}

.founding {
  justify-self: start;
}

/* --- pre-release --- */

.cx-measures,
.mini-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
}

.state-grid,
.evidence-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 18px;
  margin-top: 22px;
}

.state-card,
.evidence-card {
  display: grid;
  align-content: start;
  gap: 10px;
}

.evidence-card {
  color: inherit;
  text-decoration: none;
}

.evidence-card:hover {
  color: inherit;
  transform: translateY(-2px);
}

.live::before,
.in-flight::before,
.gated::before {
  content: "• ";
}

/* --- references --- */

.intro {
  max-width: var(--cx-site-measure);
}

.scope-note {
  max-width: var(--cx-site-measure);
  margin: 20px 0 4px;
  padding: 12px 14px;
  border-left: 2px solid var(--cx-signal);
  background: var(--cx-accent-soft);
  color: var(--fm-text-secondary);
}

.source-list {
  display: grid;
  gap: 14px;
  padding-left: 2.2rem;
  max-width: var(--cx-site-measure);
}

.source-list li {
  padding-left: 6px;
}

.ref-number {
  color: var(--cx-signal);
  font-family: var(--cx-font-mono);
  font-variant-numeric: tabular-nums;
}

.source-note {
  display: block;
  margin-top: 4px;
  color: var(--fm-text-secondary);
  font-size: 0.9rem;
}

.pulse {
  width: 7px;
  height: 7px;
  display: block;
  border-radius: 50%;
  background: var(--fm-status-warn);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--fm-status-warn) 22%, transparent);
}

/* --- white paper --- */

.hero {
  max-width: var(--cx-site-max);
  margin: 0 auto;
  padding: var(--cx-site-section-y) var(--cx-site-gutter) 44px;
}

.hero h1 {
  max-width: 18ch;
  margin: 8px 0 20px;
}

.edition,
.metadata,
.status {
  color: var(--fm-text-secondary);
}

.edition {
  font-family: var(--cx-font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.metadata {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 24px;
  margin: 0 0 18px;
}

.metadata div {
  display: grid;
  gap: 2px;
}

.metadata dt {
  color: var(--fm-text-secondary);
  font-family: var(--cx-font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.metadata dd {
  margin: 0;
}

.thesis {
  max-width: 62ch;
  font-size: 1.1rem;
}

.status {
  margin-top: 14px;
  font-family: var(--cx-font-mono);
  font-size: 0.78rem;
}

main:has(> .evidence-rail) {
  display: grid;
  grid-template-columns: minmax(210px, 260px) minmax(0, 1fr);
  gap: clamp(24px, 5vw, 68px);
  align-items: start;
}

.evidence-rail {
  position: sticky;
  top: calc(var(--cx-site-header-h) + 18px);
  padding: 16px;
  border: 1px solid var(--cx-hairline);
  border-radius: var(--cx-radius);
  background: var(--cx-elev);
}

.evidence-rail summary {
  color: var(--fm-text-primary);
}

.evidence-rail p {
  margin: 8px 0;
  color: var(--fm-text-secondary);
  font-family: var(--cx-font-mono);
  font-size: 0.7rem;
}

.toc {
  margin-top: 16px;
}

.toc ol {
  display: grid;
  gap: 6px;
  padding-left: 18px;
}

.toc-level-3 {
  font-size: 0.88rem;
}

.cx-prose {
  max-width: var(--cx-site-measure);
}

.cx-prose .heading-link {
  color: inherit;
  text-decoration: none;
}

.cx-prose .citation {
  color: var(--cx-signal);
  font-family: var(--cx-font-mono);
  font-size: 0.86em;
}

.cx-prose pre {
  max-width: 100%;
  overflow-x: auto;
  padding: 16px;
  border: 1px solid var(--cx-hairline);
  border-radius: var(--cx-radius-sm);
  background: var(--cx-site-code-bg);
  font-family: var(--cx-font-mono);
  font-size: 0.82rem;
}

.table-scroll {
  max-width: 100%;
  overflow-x: auto;
  border: 1px solid var(--cx-hairline);
  border-radius: var(--cx-radius-sm);
}

.table-scroll table {
  min-width: 620px;
}

.table-scroll-hint {
  margin: 0;
  padding: 8px 12px;
  border-bottom: 1px solid var(--cx-hairline);
  color: var(--fm-text-secondary);
  font-family: var(--cx-font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* --- blog --- */

.post-card {
  display: grid;
  gap: 8px;
  margin-bottom: 18px;
  color: inherit;
  text-decoration: none;
}

.post-card:hover {
  color: inherit;
  transform: translateY(-2px);
}

.post-card h2 {
  margin: 0;
}

.post-card .cx-stamp {
  margin: 0;
}

.cx-prose img {
  height: auto;
  border-radius: var(--cx-radius);
}

@media (max-width: 720px) {
  .prerelease-band {
    grid-template-columns: 1fr;
  }

  main:has(> .evidence-rail) {
    display: block;
  }

  .evidence-rail {
    position: static;
    margin-bottom: 28px;
  }
}

/* --------------------------------------------------------- responsive */

@media (max-width: 1080px) {
  .cx-nav-links {
    display: none;
  }
  .cx-nav-links.open {
    display: grid;
    position: absolute;
    top: var(--cx-site-header-h);
    left: 0;
    right: 0;
    gap: 2px;
    padding: 12px var(--cx-site-gutter) 18px;
    background: var(--cx-elev-solid);
    border-bottom: 1px solid var(--cx-hairline);
    box-shadow: var(--cx-shadow-lg);
  }
  .cx-nav-links.open a {
    min-height: 44px;
    display: flex;
    align-items: center;
  }
  .cx-menu-btn {
    display: inline-grid;
  }
  .cx-nav-actions {
    margin-left: auto;
  }
}

@media (max-width: 640px) {
  body {
    font-size: 15.5px;
  }
  .cx-panel {
    padding: 16px;
  }
  .cx-table th,
  .cx-table td {
    padding: 10px 12px;
  }
}

/* -------------------------------------------------- motion + print */

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

body.cx-reduce-motion *,
body.cx-reduce-motion *::before,
body.cx-reduce-motion *::after {
  animation-duration: 0.001ms !important;
  animation-iteration-count: 1 !important;
  transition-duration: 0.001ms !important;
}

@media print {
  .cx-grid-bg,
  .cx-header,
  .cx-skip-link {
    display: none !important;
  }
  body {
    background: #fff;
    color: #000;
  }
  .cx-panel,
  .cx-table-wrap,
  .cx-evidence {
    border-color: #999;
    box-shadow: none;
    background: #fff;
  }
  .cx-grad-text {
    color: #000;
    -webkit-text-fill-color: #000;
  }
}
