:root {
  color-scheme: dark;
  --bg: #070a10;
  --surface: #0b1018;
  --surface-strong: #0e1620;
  --line: rgba(177, 202, 222, 0.16);
  --line-strong: rgba(177, 224, 240, 0.34);
  --text: #f0f5f8;
  --muted: #9baab6;
  --quiet: #71808c;
  --accent: #74def5;
  --accent-strong: #a0ebfa;
  --accent-ink: #041117;
  --warning: #d7bd88;
  --max-width: 1180px;
  --transition: 160ms ease;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.62;
  -webkit-font-smoothing: antialiased;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  content: "";
  pointer-events: none;
  opacity: 0.16;
  background-image:
    linear-gradient(rgba(145, 169, 188, 0.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(145, 169, 188, 0.1) 1px, transparent 1px);
  background-size: 72px 72px;
}

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

a:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 20;
  padding: 9px 12px;
  background: var(--text);
  color: var(--bg);
  transform: translateY(-160%);
  transition: transform var(--transition);
}

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

.site-shell {
  width: min(calc(100% - 40px), var(--max-width));
  margin: 0 auto;
}

.site-header {
  position: relative;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 84px;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--text);
  font-size: 18px;
  font-weight: 760;
  letter-spacing: 0.16em;
  text-decoration: none;
}

.brand-mark {
  display: block;
  width: 44px;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), #8fa7ff);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(16px, 3vw, 34px);
}

.site-nav > a:not(.button),
.footer-links a {
  color: var(--muted);
  font-size: 14px;
  text-decoration: none;
  transition: color var(--transition);
}

.site-nav > a:not(.button):hover,
.footer-links a:hover {
  color: var(--text);
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 12px 21px;
  border: 1px solid transparent;
  border-radius: 3px;
  background: linear-gradient(105deg, var(--accent-strong), #8fc6ff);
  color: var(--accent-ink);
  font-size: 15px;
  font-weight: 720;
  line-height: 1.15;
  text-decoration: none;
  transition: filter var(--transition), transform var(--transition);
}

.button:hover {
  filter: brightness(1.08);
  transform: translateY(-1px);
}

.button-small {
  min-height: 38px;
  padding: 9px 14px;
  font-size: 13px;
}

.text-link {
  color: var(--accent-strong);
  font-weight: 620;
  text-decoration: none;
  transition: color var(--transition);
}

.text-link:hover {
  color: #d0f7ff;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 730;
  letter-spacing: 0.17em;
  line-height: 1.4;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: break-word;
}

h1,
h2,
h3 {
  margin-top: 0;
  font-weight: 690;
  letter-spacing: -0.035em;
  line-height: 1.08;
}

h1 {
  max-width: 900px;
  margin-bottom: 28px;
  font-size: clamp(42px, 7vw, 82px);
}

h2 {
  margin-bottom: 20px;
  font-size: clamp(30px, 4.4vw, 50px);
}

h3 {
  margin-bottom: 10px;
  font-size: 20px;
  letter-spacing: -0.02em;
}

p {
  margin-top: 0;
}

.hero {
  min-height: 680px;
  padding: clamp(78px, 10vw, 132px) 0 88px;
}

.section-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(310px, 0.65fr);
  gap: clamp(48px, 8vw, 110px);
  align-items: center;
}

.hero-lead {
  max-width: 760px;
  margin-bottom: 32px;
  color: #b8c4cd;
  font-size: clamp(18px, 2vw, 22px);
  line-height: 1.65;
}

.action-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 20px 28px;
}

.microcopy {
  display: block;
  margin: 18px 0 0;
  color: var(--quiet);
  font-size: 13px;
}

.signal-panel {
  position: relative;
  padding: 12px 0 12px 32px;
  border-left: 1px solid var(--line-strong);
}

.signal-panel::before {
  position: absolute;
  top: 12px;
  left: -2px;
  width: 3px;
  height: 72px;
  background: var(--accent);
  content: "";
}

.signal-label {
  margin-bottom: 24px;
  color: var(--quiet);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.signal-flow {
  margin: 0;
  padding: 0;
  list-style: none;
}

.signal-flow li {
  display: grid;
  grid-template-columns: 32px 1fr;
  padding: 17px 0;
  border-top: 1px solid var(--line);
}

.signal-flow li:last-child {
  border-bottom: 1px solid var(--line);
}

.signal-flow span {
  grid-row: 1 / 3;
  color: var(--accent);
  font-family: ui-monospace, "Cascadia Code", monospace;
  font-size: 11px;
}

.signal-flow strong {
  font-size: 15px;
  letter-spacing: -0.01em;
}

.signal-flow small {
  margin-top: 4px;
  color: var(--quiet);
  font-size: 12px;
}

.content-section {
  padding: clamp(72px, 9vw, 118px) 0;
  border-top: 1px solid var(--line);
}

.section-heading {
  max-width: 760px;
  margin-bottom: clamp(38px, 6vw, 70px);
}

.section-heading > p:not(.eyebrow) {
  color: var(--muted);
  font-size: 18px;
}

.split-heading {
  display: flex;
  max-width: none;
  align-items: flex-end;
  justify-content: space-between;
  gap: 30px;
}

.split-heading > div {
  max-width: 760px;
}

.value-lines {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
}

.value-lines article {
  min-height: 220px;
  padding: 30px 28px 30px 0;
}

.value-lines article + article {
  padding-left: 28px;
  border-left: 1px solid var(--line);
}

.value-lines p {
  color: var(--muted);
}

.line-index,
.solution-kicker {
  display: block;
  margin-bottom: 42px;
  color: var(--accent);
  font-family: ui-monospace, "Cascadia Code", monospace;
  font-size: 12px;
  letter-spacing: 0.08em;
}

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

.solution-row {
  display: grid;
  grid-template-columns: 62px 1fr 32px;
  gap: 18px;
  align-items: center;
  min-height: 142px;
  padding: 28px 4px;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
  transition: border-color var(--transition), color var(--transition), padding var(--transition);
}

.solution-row:hover {
  padding-right: 0;
  padding-left: 10px;
  border-color: var(--line-strong);
  color: var(--accent-strong);
}

.solution-row .solution-kicker {
  margin: 0;
}

.solution-row strong {
  display: block;
  margin-bottom: 8px;
  font-size: clamp(20px, 3vw, 28px);
  letter-spacing: -0.025em;
  line-height: 1.2;
}

.solution-row small {
  display: block;
  max-width: 760px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.55;
}

.row-arrow {
  color: var(--accent);
  font-size: 24px;
}

.solution-row-large {
  min-height: 170px;
}

.availability {
  position: relative;
}

.availability::after {
  position: absolute;
  inset: 28px 0;
  z-index: -1;
  border-left: 1px solid var(--line);
  border-right: 1px solid var(--line);
  background: rgba(13, 20, 29, 0.72);
  content: "";
}

.availability-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.availability-columns > div {
  padding: clamp(28px, 5vw, 52px);
  background: var(--surface);
}

.status-list {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.status-list li {
  position: relative;
  padding: 14px 0 14px 28px;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.status-list li::before {
  position: absolute;
  top: 14px;
  left: 0;
  font-family: ui-monospace, "Cascadia Code", monospace;
}

.status-ready li::before {
  color: var(--accent);
  content: "+";
}

.status-later li::before {
  color: var(--warning);
  content: "—";
}

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

.faq-list details {
  border-bottom: 1px solid var(--line);
}

.faq-list summary {
  padding: 25px 40px 25px 0;
  cursor: pointer;
  font-size: 19px;
  font-weight: 620;
  list-style-position: outside;
  transition: color var(--transition);
}

.faq-list summary:hover {
  color: var(--accent-strong);
}

.faq-list details p {
  max-width: 780px;
  padding: 0 0 28px;
  color: var(--muted);
}

.closing-section {
  margin: clamp(28px, 6vw, 72px) 0;
  padding: clamp(62px, 9vw, 108px) 0;
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
}

.closing-section h2,
.closing-section > p {
  max-width: 780px;
}

.closing-section > p:not(.eyebrow) {
  margin-bottom: 30px;
  color: var(--muted);
  font-size: 18px;
}

.page-intro {
  padding: clamp(68px, 10vw, 132px) 0 clamp(72px, 9vw, 112px);
  border-bottom: 1px solid var(--line);
}

.compact-intro {
  padding-bottom: clamp(58px, 7vw, 84px);
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 52px;
  color: var(--quiet);
  font-size: 13px;
}

.breadcrumbs a {
  color: var(--muted);
  text-decoration: none;
  transition: color var(--transition);
}

.breadcrumbs a:hover {
  color: var(--accent-strong);
}

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

.problem-grid > div {
  min-height: 220px;
  padding: 34px 36px 34px 0;
}

.problem-grid > div + div {
  padding-left: 36px;
  border-left: 1px solid var(--line);
}

.problem-grid p {
  color: var(--muted);
}

.process-list {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-strong);
  list-style: none;
}

.process-list li {
  display: grid;
  grid-template-columns: 74px minmax(0, 1fr);
  gap: 22px;
  padding: 30px 0;
  border-bottom: 1px solid var(--line);
}

.process-list > li > span {
  color: var(--accent);
  font-family: ui-monospace, "Cascadia Code", monospace;
  font-size: 12px;
}

.process-list p {
  max-width: 760px;
  margin-bottom: 0;
  color: var(--muted);
}

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

.related-links a {
  display: flex;
  min-height: 116px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 24px 28px 24px 0;
  border-bottom: 1px solid var(--line);
  color: var(--text);
  font-size: 18px;
  font-weight: 620;
  line-height: 1.35;
  text-decoration: none;
  transition: color var(--transition), padding var(--transition);
}

.related-links a:nth-child(even) {
  padding-left: 28px;
  border-left: 1px solid var(--line);
}

.related-links a:hover {
  padding-right: 20px;
  color: var(--accent-strong);
}

.related-links span {
  color: var(--accent);
}

.disclosure-band {
  max-width: 920px;
}

.disclosure-band > p:not(.eyebrow) {
  color: var(--muted);
  font-size: 18px;
}

.not-found {
  min-height: 620px;
}

.site-footer {
  display: grid;
  grid-template-columns: 0.55fr 1.3fr 0.8fr;
  gap: 28px 50px;
  padding: 46px 0 58px;
  border-top: 1px solid var(--line);
  color: var(--quiet);
  font-size: 13px;
}

.brand-footer {
  align-self: start;
}

.site-footer p {
  margin: 0;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  align-content: start;
  gap: 14px 22px;
}

.footer-note {
  grid-column: 2 / -1;
  max-width: 720px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

@media (max-width: 860px) {
  .section-grid,
  .availability-columns,
  .problem-grid,
  .site-footer {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .signal-panel {
    max-width: 620px;
  }

  .value-lines {
    grid-template-columns: 1fr;
  }

  .value-lines article {
    min-height: 0;
    padding: 28px 0;
  }

  .value-lines article + article {
    padding-left: 0;
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .line-index {
    margin-bottom: 20px;
  }

  .problem-grid > div {
    min-height: 0;
    padding: 28px 0;
  }

  .problem-grid > div + div {
    padding-left: 0;
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .footer-note {
    grid-column: auto;
  }
}

@media (max-width: 620px) {
  .site-shell {
    width: min(calc(100% - 28px), var(--max-width));
  }

  .site-header {
    min-height: 72px;
  }

  .site-nav {
    gap: 14px;
  }

  .site-nav > a:not(.button) {
    display: none;
  }

  .button-small {
    min-height: 36px;
  }

  h1 {
    font-size: clamp(38px, 12vw, 56px);
  }

  .split-heading {
    display: block;
  }

  .solution-row {
    grid-template-columns: 36px 1fr 18px;
    gap: 10px;
    min-height: 132px;
  }

  .solution-row small {
    font-size: 13px;
  }

  .availability-columns > div {
    padding: 28px 18px;
  }

  .process-list li {
    grid-template-columns: 40px minmax(0, 1fr);
  }

  .related-links {
    grid-template-columns: 1fr;
  }

  .related-links a,
  .related-links a:nth-child(even) {
    padding-right: 0;
    padding-left: 0;
    border-left: 0;
  }
}

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

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