/*! Proofmetry website — © 2026 Proofmetry. All rights reserved. See /copyright/. */

:root {
  color-scheme: dark;
  --bg: #07110f;
  --bg-deep: #030806;
  --surface: #0b1d19;
  --surface-raised: #102822;
  --surface-soft: #0a1815;
  --text: #edf8f3;
  --text-soft: #c8ddd5;
  --muted: #91afa4;
  --line: rgba(153, 224, 198, 0.16);
  --line-strong: rgba(153, 224, 198, 0.3);
  --mint: #6ef2c1;
  --mint-dark: #143d32;
  --blue: #79cbff;
  --blue-dark: #14334a;
  --amber: #f2bd63;
  --amber-dark: #3b2d16;
  --danger: #ff8c8c;
  --shadow: 0 30px 90px rgba(0, 0, 0, 0.32);
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --content: 1320px;
  --header-height: 74px;
  font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 28px);
}

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at 14% 3%, rgba(52, 201, 153, 0.13), transparent 31rem),
    radial-gradient(circle at 91% 15%, rgba(79, 164, 224, 0.11), transparent 28rem),
    var(--bg);
  color: var(--text);
  font-size: 17px;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  content: "";
  pointer-events: none;
  opacity: 0.1;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(to bottom, black, transparent 46%);
}

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

:focus-visible {
  outline: 3px solid var(--blue);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 1000;
  padding: 10px 14px;
  border-radius: 9px;
  background: var(--text);
  color: var(--bg-deep);
  transform: translateY(-160%);
  transition: transform 160ms ease;
}

.skip-link:focus {
  transform: translateY(0);
}

.container {
  width: min(calc(100% - 64px), var(--content));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  min-height: var(--header-height);
  border-bottom: 1px solid transparent;
  background: rgba(6, 19, 16, 0.76);
  backdrop-filter: blur(18px);
  transition: border-color 180ms ease, background 180ms ease;
}

.site-header.is-scrolled {
  border-color: var(--line);
  background: rgba(4, 14, 12, 0.92);
}

.nav-shell {
  min-height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: var(--text);
  font-size: 1.06rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  text-decoration: none;
}

.brand img {
  width: 36px;
  height: 36px;
}

.brand span span {
  color: var(--mint);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 26px;
}

.site-nav a {
  color: var(--text-soft);
  font-size: 0.91rem;
  font-weight: 600;
  text-decoration: none;
  transition: color 150ms ease;
}

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

.nav-cta {
  padding: 9px 15px;
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  background: rgba(110, 242, 193, 0.08);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface-soft);
  color: var(--text);
}

.nav-toggle span,
.nav-toggle::before,
.nav-toggle::after {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  border-radius: 2px;
  background: currentColor;
  content: "";
  transition: transform 160ms ease, opacity 160ms ease;
}

.nav-toggle[aria-expanded="true"] span {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"]::before {
  transform: translateY(6px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"]::after {
  transform: translateY(-6px) rotate(-45deg);
}

.hero {
  position: relative;
  overflow: clip;
  padding: clamp(84px, 10vw, 146px) 0 88px;
}

.hero::after {
  position: absolute;
  top: 11%;
  left: 50%;
  width: 620px;
  height: 620px;
  content: "";
  border-radius: 50%;
  background: radial-gradient(circle, rgba(110, 242, 193, 0.07), transparent 67%);
  pointer-events: none;
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(390px, 0.92fr);
  align-items: center;
  gap: clamp(42px, 6vw, 92px);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 20px;
  color: var(--mint);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  line-height: 1.2;
  text-transform: uppercase;
}

.eyebrow::before {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 18px currentColor;
  content: "";
}

h1,
h2,
h3 {
  margin-top: 0;
  color: var(--text);
  line-height: 1.08;
  letter-spacing: -0.045em;
}

h1 {
  max-width: 820px;
  margin-bottom: 28px;
  font-size: clamp(3.15rem, 6.6vw, 6.3rem);
  font-weight: 700;
}

.page-hero h1 {
  max-width: 940px;
  font-size: clamp(2.85rem, 5.2vw, 5.1rem);
}

h2 {
  margin-bottom: 20px;
  font-size: clamp(2.15rem, 3.8vw, 3.8rem);
  font-weight: 700;
}

h3 {
  margin-bottom: 12px;
  font-size: 1.28rem;
  font-weight: 700;
  letter-spacing: -0.025em;
}

.hero-copy {
  max-width: 680px;
  margin: 0 0 32px;
  color: var(--text-soft);
  font-size: clamp(1.1rem, 1.8vw, 1.3rem);
  line-height: 1.65;
}

.accent-word {
  color: var(--mint);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 13px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 12px 20px;
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  color: var(--text);
  font-size: 0.92rem;
  font-weight: 700;
  text-decoration: none;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.button:hover {
  transform: translateY(-2px);
  border-color: rgba(110, 242, 193, 0.65);
}

.button-primary {
  border-color: var(--mint);
  background: var(--mint);
  color: #032016;
  box-shadow: 0 12px 34px rgba(76, 225, 171, 0.16);
}

.button-primary:hover {
  background: #89f8d0;
}

.button-secondary {
  background: rgba(255, 255, 255, 0.035);
}

.button svg {
  width: 16px;
  height: 16px;
}

.trust-note {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
  margin-top: 30px;
  color: var(--muted);
  font-size: 0.82rem;
}

.trust-note span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.trust-note span::before {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--mint);
  content: "";
}

.signal-panel {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, rgba(16, 42, 36, 0.98), rgba(6, 19, 16, 0.98));
  box-shadow: var(--shadow);
}

.signal-panel::before {
  position: absolute;
  top: -110px;
  right: -90px;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: rgba(121, 203, 255, 0.08);
  content: "";
  filter: blur(12px);
}

.panel-topbar {
  display: flex;
  min-height: 54px;
  align-items: center;
  justify-content: space-between;
  padding: 0 19px;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.panel-dots {
  display: flex;
  gap: 6px;
}

.panel-dots i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: rgba(237, 248, 243, 0.28);
}

.signal-body {
  position: relative;
  padding: 24px;
}

.signal-summary {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 20px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
}

.signal-summary small,
.metric small,
.case-stat small {
  display: block;
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.signal-summary strong {
  font-size: 1.12rem;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 10px;
  border: 1px solid rgba(110, 242, 193, 0.24);
  border-radius: 999px;
  background: rgba(110, 242, 193, 0.07);
  color: var(--mint);
  font-size: 0.75rem;
  font-weight: 700;
}

.status-pill::before {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  content: "";
  box-shadow: 0 0 12px currentColor;
}

.event-list {
  display: grid;
  gap: 3px;
  margin: 20px 0;
}

.event-row {
  display: grid;
  grid-template-columns: 56px 14px 1fr auto;
  align-items: center;
  gap: 12px;
  min-height: 48px;
  color: var(--text-soft);
  font: 0.78rem/1.4 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.event-time {
  color: var(--muted);
}

.event-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--blue);
  box-shadow: 0 0 0 4px rgba(121, 203, 255, 0.08);
}

.event-row:nth-child(3) .event-dot {
  background: var(--amber);
  box-shadow: 0 0 0 4px rgba(242, 189, 99, 0.08);
}

.event-row:nth-child(4) .event-dot {
  background: var(--mint);
  box-shadow: 0 0 0 4px rgba(110, 242, 193, 0.08);
}

.event-tag {
  padding: 4px 7px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.045);
  color: var(--muted);
  font-size: 0.75rem;
}

.panel-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.metric {
  min-width: 0;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: rgba(2, 12, 9, 0.34);
}

.metric strong {
  display: block;
  overflow: hidden;
  font: 0.8rem/1.4 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.illustrative-note {
  margin: 13px 0 0;
  color: var(--muted);
  font-size: 0.75rem;
  text-align: right;
}

.trust-rail {
  padding: 0 0 24px;
}

.trust-rail-inner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-block: 1px solid var(--line);
}

.trust-item {
  padding: 24px 18px;
  border-right: 1px solid var(--line);
}

.trust-item:last-child {
  border-right: 0;
}

.trust-item strong {
  display: block;
  margin-bottom: 3px;
  font-size: 0.92rem;
}

.trust-item span {
  color: var(--muted);
  font-size: 0.78rem;
}

.section {
  padding: clamp(78px, 8.5vw, 124px) 0;
}

.section-tight {
  padding: 74px 0;
}

.section-head {
  max-width: 790px;
  margin-bottom: 46px;
}

.section-head p,
.lead {
  margin: 0;
  color: var(--text-soft);
  font-size: clamp(1.05rem, 1.7vw, 1.22rem);
  line-height: 1.72;
}

.lead-spaced {
  margin-top: 18px;
}

.grid-3,
.grid-2,
.grid-4 {
  display: grid;
  gap: 18px;
}

.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

.grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

.card {
  position: relative;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: linear-gradient(145deg, rgba(16, 42, 36, 0.72), rgba(8, 25, 21, 0.72));
}

.card-number,
.step-number {
  display: inline-grid;
  width: 34px;
  height: 34px;
  margin-bottom: 24px;
  place-items: center;
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  background: rgba(110, 242, 193, 0.06);
  color: var(--mint);
  font: 0.75rem/1 ui-monospace, SFMono-Regular, Menlo, monospace;
}

.card p,
.step p {
  margin: 0;
  color: var(--muted);
  font-size: 0.93rem;
}

.split {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  align-items: start;
  gap: clamp(48px, 8vw, 110px);
}

.sticky-copy {
  position: sticky;
  top: calc(var(--header-height) + 36px);
}

.boundary-stack {
  display: grid;
  gap: 16px;
}

.boundary-card {
  padding: 28px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-md);
  background: rgba(11, 33, 28, 0.84);
}

.boundary-card.sample {
  border-color: rgba(242, 189, 99, 0.35);
  background: linear-gradient(145deg, rgba(59, 45, 22, 0.58), rgba(20, 27, 22, 0.72));
}

.boundary-label {
  display: inline-block;
  margin-bottom: 18px;
  color: var(--blue);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.boundary-card.sample .boundary-label {
  color: var(--amber);
}

.check-list,
.plain-list {
  display: grid;
  gap: 11px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 24px;
  color: var(--text-soft);
  font-size: 0.92rem;
}

.check-list li::before {
  position: absolute;
  top: 0.6em;
  left: 0;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: currentColor;
  color: var(--mint);
  content: "";
  transform: rotate(45deg);
}

.boundary-card.sample .check-list li::before {
  color: var(--amber);
}

.boundary-callout {
  padding: 20px 24px;
  border-left: 3px solid var(--mint);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: rgba(110, 242, 193, 0.055);
  color: var(--text-soft);
  font-size: 0.94rem;
}

.flow-section {
  border-block: 1px solid var(--line);
  background: rgba(2, 11, 9, 0.42);
}

.flow-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
}

.step {
  position: relative;
  min-width: 0;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface-soft);
}

.step:not(:last-child)::after {
  position: absolute;
  top: 38px;
  right: -18px;
  z-index: 2;
  width: 23px;
  height: 1px;
  background: var(--line-strong);
  content: "";
}

.step h3 {
  font-size: 1.02rem;
}

.case-feature {
  position: relative;
  overflow: hidden;
  border-block: 1px solid rgba(121, 203, 255, 0.18);
  background:
    radial-gradient(circle at 90% 10%, rgba(121, 203, 255, 0.12), transparent 28rem),
    linear-gradient(180deg, rgba(11, 33, 38, 0.82), rgba(7, 23, 21, 0.9));
}

.case-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(380px, 0.95fr);
  align-items: center;
  gap: clamp(44px, 7vw, 100px);
}

.case-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.case-stat {
  padding: 22px;
  border: 1px solid rgba(121, 203, 255, 0.2);
  border-radius: var(--radius-md);
  background: rgba(7, 24, 28, 0.64);
}

.case-stat strong {
  display: block;
  font-size: 1.08rem;
  line-height: 1.35;
}

.protocol-line {
  display: grid;
  gap: 10px;
  margin-top: 22px;
  margin-bottom: 0;
  padding: 0;
  list-style: none;
}

.protocol-node {
  position: relative;
  display: grid;
  grid-template-columns: 38px 1fr auto;
  align-items: center;
  gap: 13px;
  padding: 13px 15px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(2, 12, 10, 0.4);
}

.protocol-node::before {
  display: grid;
  width: 30px;
  height: 30px;
  place-items: center;
  border-radius: 8px;
  background: var(--blue-dark);
  color: var(--blue);
  content: attr(data-index);
  font: 0.75rem/1 ui-monospace, SFMono-Regular, Menlo, monospace;
}

.protocol-node:nth-child(3)::before {
  background: var(--amber-dark);
  color: var(--amber);
}

.protocol-node:nth-child(n+4)::before {
  background: var(--mint-dark);
  color: var(--mint);
}

.protocol-node strong {
  font-size: 0.88rem;
}

.protocol-node span {
  color: var(--muted);
  font: 0.75rem/1.35 ui-monospace, SFMono-Regular, Menlo, monospace;
}

.coverage-banner {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  align-items: center;
  gap: clamp(42px, 7vw, 90px);
  padding: clamp(34px, 6vw, 66px);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(120deg, rgba(110, 242, 193, 0.08), transparent 55%),
    var(--surface-soft);
}

.coverage-track {
  display: grid;
  gap: 13px;
}

.coverage-row {
  display: grid;
  grid-template-columns: 125px 1fr;
  align-items: center;
  gap: 18px;
  color: var(--text-soft);
  font-size: 0.84rem;
}

.coverage-row div {
  height: 8px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
}

.coverage-row div::after {
  display: block;
  width: var(--progress);
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--blue), var(--mint));
  content: "";
}

.coverage-row:nth-child(1) div::after {
  --progress: 94%;
}

.coverage-row:nth-child(2) div::after {
  --progress: 86%;
}

.coverage-row:nth-child(3) div::after {
  --progress: 78%;
}

.coverage-row:nth-child(4) div::after {
  --progress: 90%;
}

.safeguard-card {
  min-height: 230px;
}

.icon-box {
  display: grid;
  width: 44px;
  height: 44px;
  margin-bottom: 24px;
  place-items: center;
  border: 1px solid var(--line-strong);
  border-radius: 12px;
  background: rgba(110, 242, 193, 0.06);
  color: var(--mint);
  font-weight: 800;
}

.audience-card {
  min-height: 210px;
}

.cta-panel {
  position: relative;
  overflow: hidden;
  padding: clamp(44px, 7vw, 80px);
  border: 1px solid rgba(110, 242, 193, 0.32);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 100% 0, rgba(121, 203, 255, 0.14), transparent 30rem),
    linear-gradient(145deg, rgba(17, 52, 42, 0.95), rgba(6, 25, 20, 0.96));
  box-shadow: var(--shadow);
}

.cta-panel h2 {
  max-width: 850px;
}

.cta-panel p {
  max-width: 680px;
  color: var(--text-soft);
}

.page-hero {
  padding: clamp(76px, 8vw, 116px) 0 64px;
  border-bottom: 1px solid var(--line);
}

.error-page {
  display: grid;
  min-height: calc(100vh - var(--header-height) - 130px);
  place-items: center;
}

.error-page .container {
  max-width: 1000px;
}

.error-footer {
  margin-top: 0;
}

.breadcrumb {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
  color: var(--muted);
  font-size: 0.8rem;
}

.breadcrumb a {
  text-decoration: none;
}

.breadcrumb span::before {
  margin-right: 8px;
  content: "/";
  color: rgba(255, 255, 255, 0.22);
}

.page-intro-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: end;
  gap: 60px;
}

.page-summary {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(11, 33, 28, 0.72);
}

.page-summary dl {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin: 0;
}

.page-summary dt {
  margin-bottom: 3px;
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.page-summary dd {
  margin: 0;
  color: var(--text-soft);
  font-size: 0.9rem;
}

.scenario-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 9px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.scenario {
  min-width: 0;
  padding: 18px 10px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface-soft);
  text-align: center;
}

.scenario code {
  color: var(--mint);
  font-size: 0.78rem;
}

.scenario span {
  display: block;
  margin-top: 7px;
  color: var(--muted);
  font-size: 0.75rem;
  line-height: 1.3;
}

.scenario-detail-grid {
  margin-top: 18px;
}

.scenario-detail-grid code {
  color: var(--mint);
  font-size: 0.86em;
}

.hash-link {
  color: var(--blue);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.82rem;
  overflow-wrap: anywhere;
}

.validation-grid {
  margin-bottom: 18px;
}

.evidence-sequence {
  display: grid;
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--line);
}

.evidence-row {
  display: grid;
  grid-template-columns: 82px 1fr 1.2fr;
  align-items: center;
  gap: 24px;
  padding: 22px 26px;
  background: var(--surface-soft);
}

.evidence-row code {
  color: var(--blue);
  font-size: 0.75rem;
}

.evidence-row strong {
  font-size: 0.94rem;
}

.evidence-row span {
  color: var(--muted);
  font-size: 0.85rem;
}

.safety-band {
  padding: 28px;
  border: 1px solid rgba(255, 140, 140, 0.22);
  border-radius: var(--radius-md);
  background: rgba(65, 25, 25, 0.26);
}

.safety-band strong {
  display: block;
  margin-bottom: 7px;
  color: #ffc1c1;
}

.safety-band p {
  margin: 0;
  color: var(--text-soft);
}

.contact-page {
  background:
    radial-gradient(circle at 12% 4%, rgba(110, 242, 193, 0.1), transparent 30rem),
    radial-gradient(circle at 88% 12%, rgba(121, 203, 255, 0.07), transparent 28rem),
    var(--bg);
}

.contact-hero {
  padding: clamp(76px, 8vw, 112px) 0 clamp(84px, 9vw, 124px);
  background: linear-gradient(180deg, rgba(13, 36, 30, 0.28), rgba(4, 14, 12, 0.08));
}

.contact-hero .breadcrumb {
  margin-bottom: clamp(34px, 5vw, 54px);
}

.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(440px, 0.82fr);
  align-items: start;
  gap: clamp(52px, 7vw, 104px);
}

.contact-intro {
  max-width: 730px;
}

.contact-intro h1 {
  max-width: 11ch;
  font-size: clamp(3.2rem, 5vw, 4.85rem);
  line-height: 1.03;
  text-wrap: balance;
}

.contact-intro .hero-copy {
  max-width: 58ch;
  margin-bottom: 0;
}

.contact-context {
  max-width: 58ch;
  margin: 30px 0 0;
  padding-top: 22px;
  border-top: 1px solid var(--line-strong);
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.65;
}

.contact-card {
  padding: clamp(34px, 3.5vw, 48px);
  border: 1px solid rgba(153, 224, 198, 0.24);
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, rgba(17, 46, 38, 0.78), rgba(6, 20, 17, 0.97));
  box-shadow: 0 22px 64px rgba(0, 0, 0, 0.2);
}

.contact-card h2 {
  max-width: 18ch;
  margin-bottom: 20px;
  font-size: clamp(2rem, 3vw, 2.85rem);
  line-height: 1.08;
}

.contact-card > p:not(.eyebrow) {
  max-width: 55ch;
  margin: 0;
  color: var(--text-soft);
  line-height: 1.7;
}

.demo-form {
  position: relative;
  display: grid;
  gap: 21px;
  margin-top: 30px;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.form-field {
  display: grid;
  min-width: 0;
  gap: 8px;
}

.form-field label {
  color: var(--text);
  font-size: 0.88rem;
  font-weight: 700;
  line-height: 1.35;
}

.form-field label span {
  color: var(--mint);
}

.form-field input {
  width: 100%;
  min-height: 51px;
  padding: 12px 14px;
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  outline: 0;
  background: rgba(2, 12, 10, 0.62);
  color: var(--text);
  font: inherit;
  font-size: 1rem;
  line-height: 1.3;
  transition: border-color 150ms ease, background 150ms ease, box-shadow 150ms ease;
}

.form-field input:-webkit-autofill,
.form-field input:-webkit-autofill:hover,
.form-field input:-webkit-autofill:focus {
  -webkit-text-fill-color: var(--text);
  caret-color: var(--text);
  box-shadow: 0 0 0 1000px #071511 inset;
  transition: background-color 9999s ease-out;
}

.form-field input:hover {
  border-color: rgba(153, 224, 198, 0.48);
}

.form-field input:focus-visible {
  border-color: var(--mint);
  outline: 0;
  background: rgba(4, 18, 15, 0.86);
  box-shadow: 0 0 0 3px rgba(110, 242, 193, 0.14);
}

.form-field input[aria-invalid="true"] {
  border-color: rgba(255, 140, 140, 0.75);
  box-shadow: 0 0 0 3px rgba(255, 140, 140, 0.09);
}

.form-help,
.form-field-error {
  font-size: 0.78rem;
  line-height: 1.45;
}

.form-help {
  color: var(--muted);
}

.form-field-error {
  min-height: 0;
  color: #ffb3b3;
}

.form-field-error:empty {
  display: none;
}

.form-honeypot {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
  clip: rect(0 0 0 0) !important;
  clip-path: inset(50%) !important;
  white-space: nowrap !important;
}

.turnstile-shell {
  display: grid;
  min-width: 0;
  min-height: 68px;
  gap: 8px;
  align-items: start;
}

.turnstile-widget {
  width: 100%;
  min-width: 0;
  min-height: 65px;
}

.turnstile-widget iframe {
  max-width: 100%;
}

.form-verification-note {
  margin: 0;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.45;
}

.form-verification-note.is-ready {
  color: var(--mint);
}

.form-verification-note.is-error {
  color: #ffb3b3;
}

.form-submit.button {
  width: 100%;
  min-height: 53px;
  border: 1px solid var(--mint);
  cursor: pointer;
  font-family: inherit;
}

.form-submit.button:disabled {
  cursor: not-allowed;
  opacity: 0.58;
  transform: none;
}

.form-submit.is-loading .form-submit-arrow {
  display: none;
}

.form-submit.is-loading::after {
  width: 14px;
  height: 14px;
  border: 2px solid rgba(3, 32, 22, 0.3);
  border-top-color: #032016;
  border-radius: 50%;
  content: "";
  animation: form-spinner 700ms linear infinite;
}

@keyframes form-spinner {
  to {
    transform: rotate(360deg);
  }
}

.form-status {
  margin: -4px 0 0;
  padding: 14px 16px;
  border: 1px solid rgba(110, 242, 193, 0.28);
  border-radius: 10px;
  background: rgba(110, 242, 193, 0.08);
  color: var(--text-soft);
  font-size: 0.86rem;
  line-height: 1.55;
}

.form-status.is-success {
  border-color: rgba(110, 242, 193, 0.4);
  color: var(--text);
}

.form-status.is-error {
  border-color: rgba(255, 140, 140, 0.34);
  background: rgba(255, 140, 140, 0.07);
  color: #ffd0d0;
}

.form-status[hidden] {
  display: none;
}

.demo-form.is-complete > .form-row,
.demo-form.is-complete > .form-field,
.demo-form.is-complete > .form-honeypot,
.demo-form.is-complete > .form-submit {
  display: none;
}

.contact-response-note {
  margin: 1px 0 0 !important;
  color: var(--muted) !important;
  font-size: 0.86rem;
  line-height: 1.6;
}

.form-privacy-note {
  margin: -6px 0 0 !important;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  color: var(--muted) !important;
  font-size: 0.78rem;
  line-height: 1.6;
}

.contact-flow {
  grid-template-columns: repeat(4, 1fr);
}

.notice {
  margin-top: 28px;
  padding: 18px 20px;
  border-left: 3px solid var(--amber);
  border-radius: 0 10px 10px 0;
  background: rgba(242, 189, 99, 0.07);
  color: var(--text-soft);
  font-size: 0.88rem;
}

@media (max-width: 960px) {
  .contact-layout {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .contact-intro,
  .contact-card {
    width: min(100%, 720px);
  }
}

@media (max-width: 600px) {
  .contact-hero {
    padding: 48px 0 58px;
  }

  .contact-hero .breadcrumb {
    margin-bottom: 28px;
  }

  .contact-layout {
    gap: 36px;
  }

  .contact-intro h1 {
    max-width: none;
    font-size: clamp(2.3rem, 11vw, 2.75rem);
    line-height: 1.06;
  }

  .contact-intro .hero-copy {
    font-size: 1.05rem;
  }

  .contact-context {
    margin-top: 24px;
    padding-top: 18px;
    font-size: 0.85rem;
  }

  .contact-card {
    padding: 28px 22px;
    border-radius: 16px;
  }

  .contact-card h2 {
    max-width: 18ch;
    font-size: clamp(1.9rem, 9vw, 2.3rem);
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .demo-form {
    gap: 19px;
    margin-top: 26px;
  }
}

.site-footer {
  padding: 48px 0 36px;
  border-top: 1px solid var(--line);
  background: rgba(2, 10, 8, 0.56);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
}

.footer-copy {
  max-width: 520px;
  margin-top: 16px;
  color: var(--muted);
  font-size: 0.83rem;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(2, minmax(110px, 1fr));
  gap: 10px 24px;
  align-content: start;
}

.footer-links a {
  color: var(--text-soft);
  font-size: 0.83rem;
  text-decoration: none;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin-top: 38px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.75rem;
}

.footer-legal {
  display: flex;
  gap: 16px;
}

.footer-legal a {
  color: var(--text-soft);
  text-decoration: none;
}

.footer-legal a:hover,
.footer-legal a[aria-current="page"] {
  color: var(--mint);
}

.legal-content {
  display: grid;
  max-width: 860px;
  gap: clamp(36px, 5vw, 52px);
  margin-inline: auto;
}

.legal-content > section + section {
  padding-top: clamp(36px, 5vw, 52px);
  border-top: 1px solid var(--line);
}

.legal-content h2 {
  margin-bottom: 18px;
  font-size: clamp(1.8rem, 3vw, 2.35rem);
}

.legal-content p {
  margin: 0;
  color: var(--text-soft);
  line-height: 1.75;
}

.legal-content p + p {
  margin-top: 18px;
}

.legal-content strong {
  color: var(--text);
}

.legal-content a {
  color: var(--blue);
}

.legal-list {
  display: grid;
  gap: 12px;
  margin: 22px 0 0;
  padding-left: 24px;
  color: var(--text-soft);
}

.legal-list li {
  padding-left: 5px;
}

.legal-list li::marker {
  color: var(--mint);
}

.citation-example {
  padding: 22px 24px;
  border-left: 3px solid var(--blue);
  background: rgba(121, 203, 255, 0.055);
}

@media (max-width: 1020px) {
  .hero-grid,
  .case-grid,
  .coverage-banner,
  .page-intro-grid {
    grid-template-columns: 1fr;
  }

  .hero-grid {
    gap: 60px;
  }

  .hero-copy {
    max-width: 760px;
  }

  .signal-panel {
    max-width: 720px;
  }

  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .flow-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .step:last-child {
    grid-column: span 2;
  }

  .step::after {
    display: none;
  }

  .scenario-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (max-width: 960px) {
  :root {
    --header-height: 68px;
  }

  .container {
    width: min(calc(100% - 30px), var(--content));
  }

  .js .nav-toggle {
    display: block;
  }

  html:not(.js) .nav-shell {
    flex-wrap: wrap;
    padding-block: 12px;
  }

  html:not(.js) .site-header {
    position: static;
  }

  html:not(.js) .site-nav {
    display: grid;
    width: 100%;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 4px 12px;
  }

  html:not(.js) .nav-cta {
    grid-column: 1 / -1;
  }

  .site-nav {
    gap: 18px;
  }

  .js .site-nav {
    position: absolute;
    top: calc(100% + 8px);
    right: 15px;
    left: 15px;
    display: none;
    align-items: stretch;
    padding: 16px;
    border: 1px solid var(--line-strong);
    border-radius: 16px;
    background: rgba(5, 18, 15, 0.98);
    box-shadow: var(--shadow);
  }

  .js .site-nav.is-open {
    display: grid;
  }

  .site-nav a {
    padding: 10px;
  }

  .nav-cta {
    text-align: center;
  }

  .split,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .sticky-copy {
    position: static;
  }

  .trust-rail-inner {
    grid-template-columns: repeat(2, 1fr);
  }

  .trust-item:nth-child(2) {
    border-right: 0;
  }

  .trust-item:nth-child(-n+2) {
    border-bottom: 1px solid var(--line);
  }

  .evidence-row {
    grid-template-columns: 64px 1fr;
  }

  .evidence-row span {
    grid-column: 2;
  }
}

@media (max-width: 600px) {
  body {
    font-size: 16px;
  }

  .hero {
    padding-top: 72px;
  }

  h1 {
    font-size: clamp(2.72rem, 14vw, 4rem);
  }

  .grid-2,
  .grid-3,
  .grid-4,
  .flow-grid,
  .case-stats,
  .panel-metrics,
  .scenario-grid {
    grid-template-columns: 1fr;
  }

  .step:last-child {
    grid-column: auto;
  }

  .actions {
    align-items: stretch;
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .signal-body {
    padding: 18px;
  }

  .event-row {
    grid-template-columns: 48px 10px 1fr;
    gap: 8px;
  }

  .event-tag {
    display: none;
  }

  .trust-rail-inner {
    grid-template-columns: 1fr;
  }

  .trust-item,
  .trust-item:nth-child(2) {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .trust-item:last-child {
    border-bottom: 0;
  }

  .coverage-row {
    grid-template-columns: 1fr;
    gap: 7px;
  }

  .page-summary dl {
    grid-template-columns: 1fr;
  }

  .evidence-row {
    grid-template-columns: 1fr;
    gap: 7px;
  }

  .evidence-row span {
    grid-column: auto;
  }

  .footer-bottom {
    align-items: flex-start;
    flex-direction: column;
  }
}

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

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

/* Homepage */

.home-page {
  background:
    radial-gradient(circle at 12% 0, rgba(57, 180, 139, 0.1), transparent 32rem),
    radial-gradient(circle at 86% 7%, rgba(69, 139, 184, 0.08), transparent 28rem),
    var(--bg);
}

.home-page .site-header {
  background: rgba(7, 17, 15, 0.82);
}

.home-page .site-header.is-scrolled {
  background: rgba(4, 12, 10, 0.95);
}

.home-page h1 {
  max-width: 780px;
  margin-bottom: 24px;
  font-size: clamp(3.5rem, 4.8vw, 4.55rem);
  font-weight: 700;
  letter-spacing: -0.052em;
  line-height: 1.01;
  text-wrap: balance;
}

.home-page h2 {
  margin-bottom: 18px;
  font-size: clamp(2.35rem, 3.6vw, 3.5rem);
  font-weight: 700;
  letter-spacing: -0.042em;
  line-height: 1.07;
  text-wrap: balance;
}

.home-page .hero {
  padding: clamp(88px, 8vw, 118px) 0 68px;
  border-bottom: 1px solid var(--line);
}

.home-page .hero::before {
  position: absolute;
  inset: 0;
  content: "";
  pointer-events: none;
  background:
    linear-gradient(90deg, transparent 49.95%, rgba(153, 224, 198, 0.07) 50%, transparent 50.05%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.018), transparent 58%);
}

.home-page .hero::after {
  top: -16%;
  left: 48%;
  width: 760px;
  height: 760px;
  background: radial-gradient(circle, rgba(110, 242, 193, 0.055), transparent 66%);
}

.home-page .hero-grid {
  grid-template-columns: minmax(0, 1.08fr) minmax(500px, 0.92fr);
  gap: clamp(48px, 5vw, 72px);
}

.home-page .hero-copy {
  max-width: 66ch;
  margin-bottom: 0;
  font-size: clamp(1.06rem, 1.35vw, 1.18rem);
  line-height: 1.68;
}

.home-page .actions {
  align-items: center;
  margin-top: 30px;
  gap: 18px;
}

.text-link {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  gap: 9px;
  color: var(--text-soft);
  font-size: 0.91rem;
  font-weight: 700;
  text-decoration: none;
  transition: color 150ms ease, gap 150ms ease;
}

.text-link:hover {
  gap: 12px;
  color: var(--mint);
}

.hero-qualifier {
  display: grid;
  max-width: 660px;
  grid-template-columns: auto 1fr;
  gap: 12px 18px;
  margin-top: 34px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  font-size: 0.79rem;
  line-height: 1.5;
}

.hero-qualifier strong {
  color: var(--mint);
  font-weight: 800;
  letter-spacing: 0.02em;
}

.hero-qualifier span {
  color: var(--muted);
}

.architecture-preview {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(153, 224, 198, 0.26);
  border-radius: 17px;
  background: linear-gradient(150deg, rgba(13, 35, 30, 0.98), rgba(5, 16, 13, 0.98));
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.34);
}

.architecture-preview::after {
  position: absolute;
  top: -150px;
  right: -140px;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: rgba(121, 203, 255, 0.07);
  content: "";
  pointer-events: none;
  filter: blur(8px);
}

.preview-topbar {
  position: relative;
  z-index: 1;
  display: flex;
  min-height: 52px;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 0 20px;
  border-bottom: 1px solid var(--line);
  color: var(--text-soft);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.preview-state {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--mint);
  letter-spacing: 0;
  text-transform: none;
}

.preview-state i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 14px currentColor;
}

.preview-body {
  position: relative;
  z-index: 1;
  padding: 22px;
}

.preview-meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin: 0;
  padding: 0 0 20px;
  border-bottom: 1px solid var(--line);
}

.preview-meta div {
  min-width: 0;
  padding-inline: 16px;
  border-right: 1px solid var(--line);
}

.preview-meta div:first-child {
  padding-left: 0;
}

.preview-meta div:last-child {
  padding-right: 0;
  border-right: 0;
}

.preview-meta dt,
.evidence-facts dt {
  margin-bottom: 4px;
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.075em;
  text-transform: uppercase;
}

.preview-meta dd,
.evidence-facts dd {
  margin: 0;
  color: var(--text);
  font-size: 0.86rem;
  font-weight: 600;
}

.boundary-map {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 108px minmax(0, 1fr);
  align-items: center;
  gap: 12px;
  padding: 24px 0;
}

.boundary-zone {
  min-width: 0;
  padding: 18px;
  border: 1px solid rgba(121, 203, 255, 0.22);
  border-radius: 12px;
  background: rgba(8, 25, 29, 0.66);
}

.boundary-zone.customer-zone {
  border-color: rgba(242, 189, 99, 0.28);
  background: rgba(39, 31, 17, 0.42);
}

.boundary-zone .zone-kicker {
  margin: 0 0 7px;
  color: var(--blue);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.boundary-zone.customer-zone .zone-kicker {
  color: var(--amber);
}

.home-page .boundary-zone h2 {
  margin: 0 0 15px;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.boundary-zone ul {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.boundary-zone li {
  position: relative;
  padding-left: 14px;
  color: var(--muted);
  font: 0.75rem/1.4 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.boundary-zone li::before {
  position: absolute;
  top: 0.68em;
  left: 0;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--blue);
  content: "";
}

.customer-zone li::before {
  background: var(--amber);
}

.boundary-transfer {
  display: grid;
  justify-items: center;
  gap: 9px;
  color: var(--muted);
  text-align: center;
}

.boundary-transfer span,
.boundary-transfer small {
  font-size: 0.75rem;
  line-height: 1.3;
}

.boundary-transfer span {
  color: var(--text-soft);
  font-weight: 600;
}

.boundary-transfer i {
  position: relative;
  display: block;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, var(--blue), var(--mint), var(--amber));
}

.boundary-transfer i::after {
  position: absolute;
  top: -3px;
  right: 0;
  width: 7px;
  height: 7px;
  border-top: 1px solid var(--amber);
  border-right: 1px solid var(--amber);
  content: "";
  transform: rotate(45deg);
}

.preview-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px 20px;
  padding-top: 17px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.75rem;
}

.preview-footer span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.preview-footer i {
  width: 8px;
  height: 8px;
  border: 1px solid var(--blue);
  border-radius: 2px;
  background: var(--blue-dark);
}

.preview-footer .legend-sample {
  border-color: var(--amber);
  background: var(--amber-dark);
}

.operating-strip {
  border-bottom: 1px solid var(--line);
  background: rgba(3, 11, 9, 0.72);
}

.operating-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin: 0;
  padding: 0;
  list-style: none;
}

.operating-list li {
  display: grid;
  min-width: 0;
  grid-template-columns: 30px 1fr;
  gap: 12px;
  padding: 24px 22px;
  border-right: 1px solid var(--line);
}

.operating-list li:first-child {
  padding-left: 0;
}

.operating-list li:last-child {
  padding-right: 0;
  border-right: 0;
}

.operating-list li > span,
.responsibility-list li > span,
.problem-register li > span,
.pack-manifest li > span,
.control-register li > span {
  color: var(--mint);
  font: 0.75rem/1.45 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.operating-list strong,
.operating-list small,
.responsibility-list strong,
.responsibility-list small,
.pack-manifest strong,
.pack-manifest small,
.control-register strong,
.control-register small {
  display: block;
}

.operating-list strong {
  margin-bottom: 3px;
  color: var(--text-soft);
  font-size: 0.82rem;
  line-height: 1.35;
}

.operating-list small {
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.4;
}

.home-page .section {
  padding: clamp(76px, 6.2vw, 98px) 0;
}

.home-page .section-tight {
  padding: 72px 0;
}

.section-intro {
  margin-bottom: 46px;
}

.split-intro,
.workflow-intro {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(360px, 0.72fr);
  align-items: end;
  gap: clamp(48px, 8vw, 118px);
}

.section-intro h2 {
  max-width: 820px;
  margin-bottom: 0;
}

.home-page .lead,
.home-page .section-head p {
  font-size: clamp(1.02rem, 1.35vw, 1.15rem);
  line-height: 1.7;
}

.product-section {
  background: linear-gradient(180deg, rgba(7, 20, 17, 0.36), transparent);
}

.responsibility-frame {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: 16px;
  background: var(--line-strong);
  box-shadow: 0 22px 64px rgba(0, 0, 0, 0.18);
}

.responsibility-column {
  min-width: 0;
  background: rgba(8, 26, 22, 0.96);
}

.customer-responsibility {
  background: linear-gradient(145deg, rgba(40, 31, 17, 0.68), rgba(10, 24, 20, 0.98));
}

.responsibility-heading {
  min-height: 112px;
  padding: 25px 30px 22px;
  border-bottom: 1px solid var(--line);
}

.responsibility-heading > span {
  display: block;
  margin-bottom: 8px;
  color: var(--blue);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.customer-responsibility .responsibility-heading > span {
  color: var(--amber);
}

.responsibility-heading h3 {
  margin: 0;
  font-size: 1.35rem;
}

.responsibility-list,
.problem-register,
.pack-manifest,
.control-register,
.evidence-path {
  margin: 0;
  padding: 0;
  list-style: none;
}

.responsibility-list li {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 14px;
  padding: 20px 30px;
  border-bottom: 1px solid var(--line);
}

.responsibility-list li:last-child {
  border-bottom: 0;
}

.customer-responsibility .responsibility-list li > span {
  color: var(--amber);
}

.responsibility-list strong {
  margin-bottom: 3px;
  color: var(--text);
  font-size: 0.91rem;
}

.responsibility-list small {
  color: var(--muted);
  font-size: 0.8rem;
  line-height: 1.5;
}

.boundary-statement {
  margin: 20px 0 0;
  padding: 18px 22px;
  border-left: 3px solid var(--mint);
  background: rgba(110, 242, 193, 0.045);
  color: var(--text-soft);
  font-size: 0.88rem;
  line-height: 1.6;
}

.home-page .case-feature {
  border-block-color: rgba(121, 203, 255, 0.2);
  background:
    linear-gradient(90deg, rgba(6, 17, 19, 0.35), rgba(15, 35, 39, 0.66)),
    radial-gradient(circle at 83% 20%, rgba(121, 203, 255, 0.1), transparent 28rem),
    #071311;
}

.home-page .case-grid {
  grid-template-columns: minmax(0, 0.98fr) minmax(470px, 1.02fr);
  gap: clamp(60px, 8vw, 120px);
}

.case-copy {
  position: relative;
}

.case-index {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 34px;
  padding-bottom: 11px;
  border-bottom: 1px solid rgba(121, 203, 255, 0.26);
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.case-index strong {
  color: var(--blue);
  font: 0.75rem/1 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.command-set {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 28px 0 18px;
  padding: 0;
  list-style: none;
}

.command-set li {
  padding: 7px 10px;
  border: 1px solid rgba(121, 203, 255, 0.2);
  border-radius: 7px;
  background: rgba(121, 203, 255, 0.055);
  color: var(--blue);
  font: 0.75rem/1 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.case-link {
  margin-top: 8px;
}

.evidence-card {
  overflow: hidden;
  border: 1px solid rgba(121, 203, 255, 0.24);
  border-radius: 15px;
  background: rgba(5, 18, 20, 0.84);
  box-shadow: 0 25px 70px rgba(0, 0, 0, 0.24);
}

.evidence-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 22px 24px;
  border-bottom: 1px solid var(--line);
}

.evidence-card-header small,
.evidence-card-header strong {
  display: block;
}

.evidence-card-header small {
  margin-bottom: 4px;
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.evidence-card-header strong {
  font-size: 0.96rem;
}

.status-chip {
  padding: 7px 10px;
  border: 1px solid rgba(110, 242, 193, 0.26);
  border-radius: 8px;
  background: rgba(110, 242, 193, 0.065);
  color: var(--mint);
  font-size: 0.75rem;
  font-weight: 700;
}

.evidence-path {
  padding: 10px 24px;
}

.evidence-path li {
  position: relative;
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 14px;
  padding: 14px 0;
}

.evidence-path li > span {
  position: relative;
  z-index: 1;
  display: grid;
  width: 31px;
  height: 31px;
  place-items: center;
  border: 1px solid rgba(121, 203, 255, 0.28);
  border-radius: 8px;
  background: #0b2227;
  color: var(--blue);
  font: 0.75rem/1 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.evidence-path li:nth-child(3) > span {
  border-color: rgba(242, 189, 99, 0.32);
  background: var(--amber-dark);
  color: var(--amber);
}

.evidence-path li:nth-child(n+4) > span {
  border-color: rgba(110, 242, 193, 0.28);
  background: var(--mint-dark);
  color: var(--mint);
}

.evidence-path li:not(:last-child)::after {
  position: absolute;
  top: 43px;
  bottom: -13px;
  left: 15px;
  width: 1px;
  background: var(--line-strong);
  content: "";
}

.evidence-path strong,
.evidence-path small {
  display: block;
}

.evidence-path strong {
  margin-bottom: 3px;
  color: var(--text-soft);
  font-size: 0.83rem;
}

.evidence-path small {
  color: var(--muted);
  font-size: 0.75rem;
  line-height: 1.45;
}

.evidence-facts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin: 0;
  border-top: 1px solid var(--line);
}

.evidence-facts div {
  padding: 17px 19px;
  border-right: 1px solid var(--line);
}

.evidence-facts div:last-child {
  border-right: 0;
}

.problem-section {
  border-bottom: 1px solid var(--line);
  background: rgba(4, 13, 11, 0.5);
}

.editorial-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(460px, 1.12fr);
  align-items: start;
  gap: clamp(70px, 9vw, 140px);
}

.editorial-copy {
  max-width: 660px;
}

.problem-register {
  border-top: 1px solid var(--line-strong);
}

.problem-register li {
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 18px;
  padding: 25px 0;
  border-bottom: 1px solid var(--line-strong);
}

.problem-register h3 {
  margin-bottom: 7px;
  font-size: 1.08rem;
  letter-spacing: -0.02em;
}

.problem-register p {
  max-width: 58ch;
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.6;
}

.platform-workflow {
  margin-top: clamp(64px, 7vw, 96px);
  padding-top: clamp(58px, 6vw, 82px);
  border-top: 1px solid var(--line-strong);
  scroll-margin-top: calc(var(--header-height) + 24px);
}

.workflow-list {
  gap: 1px;
  margin: 0;
  padding: 0;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: 15px;
  background: var(--line-strong);
  list-style: none;
}

.workflow-list .step {
  min-height: 196px;
  padding: 24px;
  border: 0;
  border-radius: 0;
  background: rgba(8, 24, 20, 0.97);
}

.workflow-list .step:not(:last-child)::after {
  display: none;
}

.workflow-list .step-number {
  width: auto;
  height: auto;
  margin-bottom: 42px;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--mint);
}

.workflow-list .step h3 {
  margin-bottom: 9px;
  font-size: 1.04rem;
}

.workflow-list .step p {
  font-size: 0.82rem;
  line-height: 1.55;
}

.home-page .coverage-banner {
  grid-template-columns: minmax(0, 0.88fr) minmax(460px, 1.12fr);
  gap: 0;
  overflow: hidden;
  padding: 0;
  border-radius: 16px;
  background: linear-gradient(125deg, rgba(15, 42, 34, 0.9), rgba(7, 20, 17, 0.96));
  box-shadow: 0 22px 68px rgba(0, 0, 0, 0.2);
}

.home-page .coverage-banner > div:first-child {
  padding: clamp(40px, 5vw, 68px);
}

.pack-manifest {
  align-self: stretch;
  border-left: 1px solid var(--line-strong);
  background: rgba(3, 13, 11, 0.38);
}

.pack-manifest li {
  display: grid;
  min-height: 25%;
  grid-template-columns: 38px 1fr;
  align-content: center;
  gap: 16px;
  padding: 20px 28px;
  border-bottom: 1px solid var(--line);
}

.pack-manifest li:last-child {
  border-bottom: 0;
}

.pack-manifest strong {
  margin-bottom: 3px;
  color: var(--text-soft);
  font-size: 0.88rem;
}

.pack-manifest small {
  color: var(--muted);
  font-size: 0.76rem;
  line-height: 1.45;
}

.governance-section {
  border-block: 1px solid var(--line);
  background: rgba(4, 13, 11, 0.52);
}

.governance-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(500px, 1.12fr);
  align-items: center;
  gap: clamp(70px, 9vw, 140px);
}

.governance-copy .text-link {
  margin-top: 25px;
}

.control-register {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: 14px;
  background: var(--line-strong);
  gap: 1px;
}

.control-register li {
  display: grid;
  min-height: 142px;
  grid-template-columns: 34px 1fr;
  align-content: start;
  gap: 12px;
  padding: 24px;
  background: rgba(8, 24, 20, 0.98);
}

.control-register strong {
  margin-bottom: 5px;
  color: var(--text-soft);
  font-size: 0.88rem;
}

.control-register small {
  color: var(--muted);
  font-size: 0.76rem;
  line-height: 1.5;
}

.audience-strip {
  display: grid;
  grid-template-columns: 120px 1fr;
  align-items: center;
  gap: 24px;
  margin-top: 70px;
  padding-top: 24px;
  border-top: 1px solid var(--line-strong);
}

.audience-strip > span {
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.audience-strip ul {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.audience-strip li {
  color: var(--text-soft);
  font-size: 0.8rem;
  line-height: 1.4;
}

.home-page .cta-panel {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(340px, 0.58fr);
  align-items: end;
  gap: clamp(50px, 8vw, 110px);
  padding: clamp(42px, 5.5vw, 70px);
  border-radius: 16px;
  background:
    linear-gradient(125deg, rgba(20, 59, 47, 0.94), rgba(6, 24, 20, 0.98)),
    var(--surface-soft);
}

.home-page .cta-panel h2 {
  max-width: 780px;
  margin-bottom: 0;
}

.cta-side p {
  margin: 0 0 22px;
  font-size: 0.94rem;
  line-height: 1.65;
}

.cta-side .button {
  width: fit-content;
}

.cta-side small {
  display: block;
  margin-top: 14px;
  color: var(--muted);
  font-size: 0.75rem;
}

@media (max-width: 1120px) {
  .home-page .hero-grid,
  .split-intro,
  .workflow-intro,
  .editorial-grid,
  .governance-grid,
  .home-page .cta-panel {
    grid-template-columns: 1fr;
  }

  .home-page .hero-grid {
    gap: 58px;
  }

  .architecture-preview {
    width: min(100%, 860px);
  }

  .split-intro,
  .workflow-intro,
  .editorial-grid,
  .governance-grid,
  .home-page .cta-panel {
    gap: 34px;
  }

  .operating-list {
    grid-template-columns: repeat(2, 1fr);
  }

  .operating-list li:nth-child(2) {
    border-right: 0;
  }

  .operating-list li:nth-child(-n+2) {
    border-bottom: 1px solid var(--line);
  }

  .operating-list li:nth-child(3) {
    padding-left: 0;
  }

  .home-page .case-grid {
    grid-template-columns: 1fr;
  }

  .case-copy {
    max-width: 820px;
  }

  .evidence-card {
    max-width: 820px;
  }

  .editorial-copy,
  .governance-copy {
    max-width: 800px;
  }

  .home-page .coverage-banner {
    grid-template-columns: 1fr;
  }

  .pack-manifest {
    border-top: 1px solid var(--line-strong);
    border-left: 0;
  }

  .audience-strip ul {
    grid-template-columns: repeat(2, 1fr);
  }

  .home-page .cta-panel {
    align-items: start;
  }

  .cta-side {
    max-width: 680px;
  }
}

@media (max-width: 820px) {
  html:not(.js) .site-header {
    position: static;
  }

  .responsibility-frame,
  .control-register {
    grid-template-columns: 1fr;
  }

  .customer-responsibility {
    border-top: 1px solid var(--line-strong);
  }

  .audience-strip {
    grid-template-columns: 1fr;
    gap: 14px;
    margin-top: 52px;
  }
}

@media (max-width: 600px) {
  .home-page .hero {
    padding: 64px 0 48px;
  }

  .home-page h1 {
    font-size: clamp(2.65rem, 12vw, 3.2rem);
    letter-spacing: -0.045em;
  }

  .home-page h2 {
    font-size: clamp(2.05rem, 10vw, 2.7rem);
  }

  .home-page .actions {
    align-items: stretch;
  }

  .home-page .text-link {
    justify-content: center;
  }

  .hero-qualifier {
    grid-template-columns: 1fr;
    gap: 5px;
  }

  .preview-body {
    padding: 17px;
  }

  .preview-meta div {
    padding-inline: 10px;
  }

  .preview-meta dt {
    font-size: 0.75rem;
  }

  .preview-meta dd {
    font-size: 0.8rem;
  }

  .boundary-map {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .boundary-transfer {
    min-height: 70px;
  }

  .boundary-transfer i {
    width: 1px;
    height: 32px;
    background: linear-gradient(180deg, var(--blue), var(--mint), var(--amber));
  }

  .boundary-transfer i::after {
    top: auto;
    right: -3px;
    bottom: 0;
    transform: rotate(135deg);
  }

  .preview-footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .operating-list,
  .audience-strip ul {
    grid-template-columns: 1fr;
  }

  .operating-list li,
  .operating-list li:first-child,
  .operating-list li:nth-child(3) {
    padding: 18px 0;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .operating-list li:last-child {
    border-bottom: 0;
  }

  .home-page .section {
    padding: 64px 0;
  }

  .section-intro {
    margin-bottom: 34px;
  }

  .responsibility-heading,
  .responsibility-list li {
    padding-right: 20px;
    padding-left: 20px;
  }

  .command-set {
    margin-top: 24px;
  }

  .evidence-card-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .evidence-path {
    padding-right: 18px;
    padding-left: 18px;
  }

  .evidence-facts {
    grid-template-columns: 1fr;
  }

  .evidence-facts div,
  .evidence-facts div:last-child {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .evidence-facts div:last-child {
    border-bottom: 0;
  }

  .problem-register li {
    grid-template-columns: 38px 1fr;
  }

  .workflow-list {
    grid-template-columns: 1fr;
  }

  .workflow-list .step,
  .workflow-list .step:last-child {
    min-height: 0;
    grid-column: auto;
  }

  .workflow-list .step-number {
    margin-bottom: 28px;
  }

  .home-page .coverage-banner > div:first-child {
    padding: 32px 24px;
  }

  .pack-manifest li {
    padding: 18px 22px;
  }

  .control-register li {
    min-height: 0;
  }

  .audience-strip li {
    padding-bottom: 10px;
    border-bottom: 1px solid var(--line);
  }

  .audience-strip li:last-child {
    border-bottom: 0;
  }

  .home-page .cta-panel {
    padding: 34px 24px;
  }

  .cta-side .button {
    width: 100%;
  }
}

/* Research, catalogs, and defensive data */

.breadcrumb a + a::before {
  margin-right: 8px;
  content: "/";
  color: rgba(255, 255, 255, 0.22);
}

.case-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
}

.outcome-section {
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(circle at 92% 16%, rgba(121, 203, 255, 0.08), transparent 26rem),
    rgba(4, 13, 11, 0.48);
}

.outcome-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(500px, 1.18fr);
  align-items: start;
  gap: clamp(64px, 9vw, 140px);
}

.outcome-copy {
  max-width: 700px;
}

.outcome-register {
  border-top: 1px solid var(--line-strong);
}

.outcome-register article {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 18px;
  padding: 25px 0;
  border-bottom: 1px solid var(--line-strong);
}

.outcome-register article > span {
  color: var(--blue);
  font: 0.75rem/1.5 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.outcome-register h3 {
  margin-bottom: 8px;
  font-size: 1.08rem;
}

.outcome-register article p,
.outcome-register > p {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.62;
}

.outcome-register > p {
  padding: 20px 22px;
  border-left: 3px solid var(--amber);
  background: rgba(242, 189, 99, 0.05);
}

.outcome-register > p strong {
  color: var(--amber);
}

.catalog-feature {
  max-width: 900px;
}

.catalog-feature > div {
  padding: 0;
}

.catalog-feature-meta,
.research-record-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px 20px;
  margin-bottom: 30px;
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.catalog-feature h3 {
  max-width: 760px;
  margin-bottom: 18px;
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  line-height: 1.12;
}

.catalog-feature p {
  max-width: 72ch;
  margin: 0;
  color: var(--text-soft);
}

.dataset-schema dt {
  margin-bottom: 5px;
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.dataset-schema dd {
  margin: 0;
  color: var(--text-soft);
  font-size: 0.88rem;
  line-height: 1.45;
}

.research-page,
.research-detail-page {
  background:
    radial-gradient(circle at 88% 4%, rgba(121, 203, 255, 0.1), transparent 31rem),
    radial-gradient(circle at 12% 20%, rgba(110, 242, 193, 0.07), transparent 28rem),
    var(--bg);
}

.research-brief-hero h1,
.catalog-page .page-hero h1 {
  max-width: 980px;
  font-size: clamp(2.9rem, 4.8vw, 4.8rem);
  text-wrap: balance;
}

.research-section-head {
  max-width: 900px;
  margin-bottom: 0;
}

.research-section-head h1 {
  max-width: 900px;
  margin-bottom: 0;
  font-size: clamp(2.5rem, 4vw, 4rem);
}

.finding-register li > span,
.brief-lifecycle li > span {
  display: block;
  margin-bottom: 28px;
  color: var(--mint);
  font: 0.75rem/1.4 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.research-current {
  padding-top: clamp(54px, 6vw, 80px);
  border-block: 1px solid rgba(121, 203, 255, 0.18);
  background:
    radial-gradient(circle at 88% 16%, rgba(121, 203, 255, 0.09), transparent 28rem),
    rgba(5, 18, 20, 0.7);
}

.research-feature {
  display: grid;
  grid-template-columns: minmax(0, 900px);
  align-items: start;
}

.research-library {
  display: grid;
  margin-top: clamp(36px, 4vw, 52px);
}

.research-library .research-feature + .research-feature {
  margin-top: clamp(68px, 9vw, 110px);
  padding-top: clamp(68px, 9vw, 110px);
  border-top: 1px solid var(--line-strong);
}

.research-feature-copy h2,
.research-feature-copy h3 {
  max-width: 850px;
}

.research-feature-copy h3 {
  margin-bottom: 20px;
  font-size: clamp(2.15rem, 3.8vw, 3.8rem);
  font-weight: 700;
  letter-spacing: -0.045em;
}

.research-feature-copy > p:not(.eyebrow),
.article-body > p,
.defender-grid > div > p {
  color: var(--text-soft);
}

.research-feature-copy a:not(.button),
.article-body a {
  color: var(--blue);
}

.dataset-schema-header {
  padding: 22px 24px;
  border-bottom: 1px solid var(--line);
}

.dataset-schema-header span,
.dataset-schema-header strong {
  display: block;
}

.dataset-schema-header span {
  margin-bottom: 5px;
  color: var(--blue);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.dataset-schema-header strong {
  font-size: 1rem;
}

.disclosure-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.74fr) minmax(520px, 1.26fr);
  align-items: start;
  gap: clamp(64px, 9vw, 140px);
}

.disclosure-register {
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: 15px;
  background: var(--line);
}

.disclosure-register section {
  padding: 26px 28px 28px;
  border-bottom: 1px solid var(--line-strong);
  background: rgba(8, 24, 20, 0.98);
}

.disclosure-register section:last-child {
  border-bottom: 0;
}

.disclosure-register h3 {
  margin-bottom: 18px;
  font-size: 1.05rem;
}

.disclosure-state {
  display: inline-block;
  margin-bottom: 9px;
  color: var(--mint);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.disclosure-state.restricted {
  color: var(--amber);
}

.disclosure-state.withheld {
  color: #ffc1c1;
}

.dataset-section {
  border-block: 1px solid var(--line);
  background:
    radial-gradient(circle at 15% 15%, rgba(110, 242, 193, 0.07), transparent 27rem),
    rgba(3, 12, 10, 0.56);
}

.dataset-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(460px, 1.08fr);
  align-items: center;
  gap: clamp(58px, 8vw, 120px);
}

.dataset-caveat {
  display: grid;
  gap: 5px;
  margin-top: 30px;
  padding: 18px 20px;
  border-left: 3px solid var(--amber);
  background: rgba(242, 189, 99, 0.055);
}

.dataset-caveat strong {
  color: var(--amber);
  font-size: 0.85rem;
}

.dataset-caveat span {
  color: var(--text-soft);
  font-size: 0.82rem;
  line-height: 1.55;
}

.dataset-schema {
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: 15px;
  background: rgba(6, 23, 19, 0.94);
  box-shadow: 0 22px 64px rgba(0, 0, 0, 0.22);
}

.dataset-schema dl {
  margin: 0;
}

.dataset-schema dl div {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 18px;
  padding: 17px 22px;
  border-bottom: 1px solid var(--line);
}

.dataset-schema ul {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  padding: 1px 0 0;
  background: var(--line);
  list-style: none;
}

.dataset-schema li {
  padding: 15px 20px;
  background: rgba(5, 18, 15, 0.98);
  color: var(--text-soft);
  font-size: 0.77rem;
}

.article-layout {
  display: grid;
  grid-template-columns: minmax(180px, 0.32fr) minmax(0, 1fr);
  gap: clamp(48px, 8vw, 110px);
  align-items: start;
}

.article-rail {
  position: sticky;
  top: calc(var(--header-height) + 34px);
  padding-top: 8px;
  border-top: 1px solid var(--line-strong);
}

.article-rail > span {
  display: block;
  margin: 12px 0 9px;
  color: var(--blue);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.article-rail p {
  margin: 0;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.55;
}

.article-body {
  max-width: 880px;
}

.article-body h2 {
  max-width: 820px;
}

.article-body > p {
  font-size: 1.03rem;
  line-height: 1.78;
}

.finding-register,
.brief-lifecycle,
.defender-observations {
  margin: 0;
  padding: 0;
  list-style: none;
}

.finding-register {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--line-strong);
}

.finding-register li {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 18px;
  padding: 28px 30px 30px 0;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line-strong);
}

.finding-register li:nth-child(2n) {
  padding-right: 0;
  padding-left: 30px;
  border-right: 0;
}

.finding-register li > span {
  margin: 2px 0 0;
}

.finding-register h3 {
  margin-bottom: 8px;
  font-size: 1.05rem;
}

.finding-register p {
  margin: 0;
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.62;
}

.finding-register code {
  color: var(--mint);
}

.brief-lifecycle {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: 14px;
  background: var(--line-strong);
}

.brief-lifecycle li {
  min-width: 0;
  padding: 22px 18px;
  background: rgba(7, 23, 19, 0.98);
}

.brief-lifecycle li > span {
  margin-bottom: 30px;
}

.brief-lifecycle strong {
  display: block;
  margin-bottom: 7px;
  font-size: 0.9rem;
}

.brief-lifecycle p {
  margin: 0;
  color: var(--muted);
  font-size: 0.76rem;
  line-height: 1.5;
}

.defender-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(470px, 1.12fr);
  align-items: start;
  gap: clamp(60px, 9vw, 130px);
}

.defender-observations {
  border-top: 1px solid rgba(121, 203, 255, 0.3);
}

.defender-observations li {
  display: grid;
  grid-template-columns: 105px 1fr;
  gap: 20px;
  padding: 20px 0;
  border-bottom: 1px solid rgba(121, 203, 255, 0.22);
}

.defender-observations strong {
  color: var(--blue);
  font-size: 0.8rem;
}

.defender-observations span {
  color: var(--text-soft);
  font-size: 0.84rem;
  line-height: 1.55;
}

.access-section {
  border-block: 1px solid var(--line);
  background: rgba(3, 12, 10, 0.48);
}

.access-grid {
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: 15px;
  background: var(--line-strong);
}

.access-grid .card {
  border: 0;
  border-radius: 0;
  background: rgba(8, 24, 20, 0.98);
}

.access-callout {
  margin-top: 18px;
}

@media (max-width: 1120px) {
  .outcome-grid,
  .disclosure-grid,
  .dataset-grid,
  .defender-grid {
    grid-template-columns: 1fr;
    gap: 42px;
  }

  .research-feature-copy,
  .dataset-copy,
  .defender-grid > div {
    max-width: 860px;
  }

  .dataset-schema {
    max-width: 860px;
  }

}

@media (max-width: 960px) {
  .article-layout {
    grid-template-columns: 1fr;
  }

  .article-rail {
    position: static;
    max-width: 720px;
  }

  .article-body {
    max-width: none;
  }
}

@media (max-width: 700px) {
  .finding-register,
  .brief-lifecycle {
    grid-template-columns: 1fr;
  }

  .finding-register li,
  .finding-register li:nth-child(2n) {
    padding: 24px 0;
    border-right: 0;
  }

  .dataset-schema ul {
    grid-template-columns: 1fr;
  }

  .dataset-schema dl div,
  .defender-observations li {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .disclosure-register section {
    padding: 26px 22px;
  }
}

/* Reading-first research articles */
.research-article-page {
  background: #07110f;
}

.research-article-page::before {
  display: none;
}

.research-article-page main {
  background: #07110f;
}

.research-article-page code {
  color: var(--mint);
  font-size: 0.9em;
  overflow-wrap: anywhere;
}

.article-header {
  padding: clamp(58px, 7vw, 86px) 0 clamp(48px, 6vw, 70px);
  border-bottom: 1px solid var(--line);
}

.article-header-inner {
  width: min(calc(100% - 96px), 920px);
  margin-inline: auto;
}

.article-header .breadcrumb {
  margin-bottom: 34px;
}

.article-kicker {
  margin: 0 0 16px;
  color: var(--mint);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.article-header h1 {
  max-width: 900px;
  margin-bottom: 24px;
  font-size: clamp(2.8rem, 4.2vw, 3.55rem);
  font-weight: 700;
  letter-spacing: -0.045em;
  line-height: 1.06;
  text-wrap: balance;
}

.article-dek {
  max-width: 760px;
  margin: 0;
  color: var(--text-soft);
  font-size: clamp(1.12rem, 1.7vw, 1.28rem);
  line-height: 1.65;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 0;
  margin-top: 28px;
  color: var(--muted);
  font-size: 0.8rem;
}

.article-meta > * {
  display: inline-flex;
  align-items: center;
}

.article-meta > * + *::before {
  margin-inline: 11px;
  color: rgba(255, 255, 255, 0.25);
  content: "·";
}

.article-shell {
  display: grid;
  width: min(calc(100% - 96px), 1080px);
  grid-template-columns: 170px minmax(0, 760px);
  justify-content: center;
  gap: clamp(52px, 7vw, 84px);
  margin-inline: auto;
}

.article-toc {
  position: sticky;
  top: calc(var(--header-height) + 34px);
  align-self: start;
  padding-top: 68px;
}

.article-toc nav {
  display: grid;
  gap: 3px;
  padding-top: 14px;
  border-top: 1px solid var(--line-strong);
}

.article-toc span {
  margin-bottom: 6px;
  color: var(--blue);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.article-toc a {
  padding-block: 5px;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.4;
  text-decoration: none;
  transition: color 150ms ease;
}

.article-toc a:hover {
  color: var(--text);
}

.article-content {
  min-width: 0;
}

.article-content > section {
  padding-block: clamp(56px, 6vw, 74px);
  border-top: 1px solid var(--line);
  scroll-margin-top: 0;
}

.article-content > section:first-child {
  border-top: 0;
}

.article-content h2,
.article-content h3 {
  text-wrap: pretty;
}

.article-content h2 {
  max-width: 720px;
  margin-bottom: 24px;
  font-size: clamp(2rem, 3.4vw, 2.55rem);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.14;
}

.article-content h3 {
  margin: 38px 0 14px;
  font-size: 1.3rem;
  letter-spacing: -0.02em;
  line-height: 1.25;
}

.article-content p,
.article-content li,
.article-content dd {
  color: var(--text-soft);
}

.article-content > section > p {
  margin: 0 0 22px;
  font-size: 1.125rem;
  line-height: 1.78;
}

@media (max-width: 960px) {
  body.nav-open {
    overflow: hidden;
  }
}

@media (max-width: 600px) {
  .operating-list strong,
  .responsibility-list strong,
  .evidence-path strong {
    font-size: 0.9rem;
  }

  .operating-list small,
  .responsibility-list small,
  .evidence-path small,
  .boundary-zone li {
    font-size: 0.82rem;
  }

  .preview-meta dd {
    font-size: 0.82rem;
  }

  .card p,
  .step p,
  .check-list li {
    font-size: 0.9rem;
  }
}

@media (max-width: 420px) {
  .page-hero h1,
  .catalog-page .page-hero h1 {
    font-size: clamp(2.25rem, 11.5vw, 2.65rem);
    line-height: 1.08;
  }
}

.article-content > section > p:last-of-type {
  margin-bottom: 0;
}

.article-content a {
  color: var(--blue);
}

.article-note {
  margin: 34px 0 42px;
  padding: 20px 22px;
  border-left: 3px solid var(--blue);
  background: rgba(121, 203, 255, 0.055);
}

.article-note p {
  margin: 0;
  color: var(--text-soft);
  font-size: 0.94rem;
  line-height: 1.65;
}

.article-note p + p {
  margin-top: 12px;
}

.article-note strong {
  color: var(--text);
}

.article-note-warning {
  border-left-color: var(--amber);
  background: rgba(242, 189, 99, 0.055);
}

.sample-reference {
  margin: 0;
  font-size: 0.84rem !important;
}

.sample-reference a {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  overflow-wrap: anywhere;
}

.article-facts {
  margin: 0;
  border-top: 1px solid var(--line-strong);
}

.article-facts > div {
  display: grid;
  grid-template-columns: 132px minmax(0, 1fr);
  gap: 24px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.article-facts dt {
  color: var(--blue);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.035em;
}

.article-facts dd {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.62;
}

.article-facts dd strong,
.article-facts dd span {
  display: block;
}

.article-facts dd strong {
  margin-bottom: 4px;
  color: var(--text);
}

.article-figure {
  width: min(100%, 640px);
  margin: 42px auto 0;
}

.article-figure > a {
  position: relative;
  display: block;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  background: #f2f4f4;
}

.article-figure img {
  width: 100%;
  height: auto;
}

.article-figure figcaption {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 18px;
  padding: 13px 0 0;
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.6;
}

.article-figure figcaption strong {
  color: var(--text-soft);
}

.figure-fullsize {
  flex: 0 0 auto;
  color: var(--blue);
  font-size: 0.78rem;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
}

.article-findings {
  margin: 32px 0 0;
  padding-left: 30px;
  border-top: 1px solid var(--line-strong);
}

.article-findings li {
  padding: 22px 0 22px 7px;
  border-bottom: 1px solid var(--line);
}

.article-findings li::marker {
  color: var(--mint);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.82rem;
  font-weight: 800;
}

.article-findings h3 {
  margin: 0 0 7px;
  font-size: 1.08rem;
}

.article-findings p {
  margin: 0;
  font-size: 0.98rem;
  line-height: 1.68;
}

.command-list {
  margin-top: 44px;
  border-top: 1px solid var(--line-strong);
}

.command-list > section {
  padding: 26px 0 27px;
  border-bottom: 1px solid var(--line);
}

.command-list h3 {
  margin: 0 0 12px;
  font-size: 1.12rem;
}

.command-list p {
  margin: 0;
  color: var(--text-soft);
  font-size: 0.98rem;
  line-height: 1.7;
}

.command-list p + p {
  margin-top: 8px;
}

.command-list p strong {
  color: var(--text);
  font-size: 0.9rem;
}

.article-observations {
  display: grid;
  gap: 15px;
  margin: 30px 0 0;
  padding-left: 24px;
}

.article-observations li {
  padding-left: 5px;
  font-size: 1rem;
  line-height: 1.7;
}

.article-observations li::marker {
  color: var(--mint);
}

.article-observations strong {
  color: var(--text);
}

.article-pivots {
  margin: 0;
  border-top: 1px solid var(--line-strong);
}

.article-pivots > div {
  display: grid;
  grid-template-columns: 124px minmax(0, 1fr);
  gap: 24px;
  padding: 17px 0;
  border-bottom: 1px solid var(--line);
}

.article-pivots dt {
  color: var(--blue);
  font-size: 0.8rem;
  font-weight: 700;
}

.article-pivots dd {
  margin: 0;
  font-size: 0.93rem;
  line-height: 1.6;
}

.publication-groups {
  margin-top: 34px;
  border-top: 1px solid var(--line-strong);
}

.publication-groups > section {
  padding: 25px 0 27px;
  border-bottom: 1px solid var(--line);
}

.publication-groups h3 {
  margin: 0 0 13px;
  font-size: 1.05rem;
}

.publication-groups > section:last-child h3 {
  color: var(--amber);
}

.publication-groups ul {
  display: grid;
  gap: 8px;
  margin: 0;
  padding-left: 22px;
}

.publication-groups li {
  padding-left: 3px;
  font-size: 0.96rem;
  line-height: 1.6;
}

.publication-groups li::marker {
  color: var(--mint);
}

.publication-groups > section:last-child li::marker {
  color: var(--amber);
}

.article-footer-cta {
  margin-bottom: 76px;
  padding: 38px 0 40px;
  border-block: 1px solid var(--line-strong);
}

.article-footer-cta h2 {
  margin-bottom: 12px;
  font-size: 1.65rem;
}

.article-footer-cta p {
  max-width: 650px;
  margin: 0;
  color: var(--text-soft);
  font-size: 1rem;
  line-height: 1.65;
}

.article-footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  margin-top: 22px;
}

.article-footer-links a {
  color: var(--mint);
  font-size: 0.9rem;
  font-weight: 700;
  text-decoration: none;
}

.article-footer-links a:last-child {
  color: var(--text-soft);
}

@media (max-width: 900px) {
  .article-shell {
    width: min(calc(100% - 80px), 760px);
    grid-template-columns: 1fr;
    gap: 0;
  }

  .article-toc {
    position: static;
    padding-top: 32px;
  }

  .article-toc nav {
    display: flex;
    flex-wrap: wrap;
    gap: 4px 24px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--line);
  }

  .article-toc span {
    flex-basis: 100%;
  }

  .article-toc a {
    padding-block: 3px;
  }

  .article-content > section:first-child {
    padding-top: 50px;
  }

}

@media (max-width: 640px) {
  .article-header {
    padding: 42px 0 48px;
  }

  .article-header-inner,
  .article-shell {
    width: min(calc(100% - 56px), 760px);
  }

  .article-header .breadcrumb {
    margin-bottom: 28px;
  }

  .article-header h1 {
    font-size: clamp(2.2rem, 9.5vw, 2.5rem);
    line-height: 1.08;
  }

  .article-dek {
    font-size: 1.08rem;
  }

  .article-meta {
    align-items: flex-start;
    flex-direction: column;
    gap: 4px;
  }

  .article-meta > * + *::before {
    display: none;
  }

  .article-toc {
    display: none;
  }

  .article-content > section,
  .article-content > section:first-child {
    padding-block: 50px;
  }

  .article-content h2 {
    font-size: 2rem;
  }

  .article-content > section > p {
    font-size: 1.0625rem;
    line-height: 1.75;
  }

  .article-note {
    margin-block: 30px 36px;
    padding: 18px;
  }

  .article-facts > div,
  .article-pivots > div {
    grid-template-columns: 1fr;
    gap: 5px;
  }

  .article-figure {
    margin-top: 34px;
  }

  .article-figure figcaption {
    align-items: flex-start;
    flex-direction: column;
    gap: 6px;
    font-size: 0.86rem;
  }

  .article-findings {
    padding-left: 25px;
  }

  .article-footer-cta {
    margin-bottom: 58px;
  }

  .article-footer-links {
    align-items: flex-start;
    flex-direction: column;
    gap: 10px;
  }
}