@import url("https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500;600;700&family=IBM+Plex+Sans:wght@400;450;500;600;700&display=swap");

:root {
  --paper: #ffffff;
  --paper-2: #f3f5f7;
  --panel: #ffffff;
  --ink: #050505;
  --ink-soft: #2d3338;
  --muted: #6d747b;
  --line: rgba(7, 9, 11, 0.13);
  --line-strong: rgba(7, 9, 11, 0.25);
  --cyan: #8fe6ff;
  --violet: #c7bdff;
  --gold: #ffe08a;
  --blue: #2458ff;
  --white: #ffffff;
  --max: 1180px;
  --radius: 4px;
  --sans: "IBM Plex Sans", "Helvetica Neue", sans-serif;
  --mono: "IBM Plex Mono", "Courier New", monospace;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--sans);
  line-height: 1.5;
  min-height: 100vh;
}

a {
  color: inherit;
}

img {
  max-width: 100%;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 16px clamp(18px, 4vw, 44px);
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(18px);
}

.brand,
.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--ink);
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 600;
}

.brand-mark {
  width: 31px;
  height: 31px;
  object-fit: contain;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 3px;
}

.site-nav a {
  text-decoration: none;
  color: var(--ink-soft);
  padding: 10px 13px;
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--blue);
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: transparent;
  padding: 9px;
}

.nav-toggle span:not(.sr-only) {
  display: block;
  height: 2px;
  background: var(--ink);
  margin: 5px 0;
}

.hero {
  position: relative;
  min-height: min(760px, calc(100svh - 120px));
  display: grid;
  align-items: center;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background: var(--paper);
}

.hero-grid {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.prism-lines {
  position: absolute;
  inset: auto max(228px, calc((100vw - var(--max)) / 2 + 210px)) 7vh auto;
  width: min(64vw, 820px);
  height: min(52vh, 460px);
  opacity: 0.94;
  filter: none;
  transform: none;
  mix-blend-mode: normal;
}

.hero-grid::before {
  display: none;
}

.hero-grid::after {
  display: none;
}

.hero-inner {
  position: relative;
  width: min(var(--max), calc(100% - 36px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(330px, 0.58fr);
  align-items: end;
  gap: clamp(24px, 6vw, 86px);
  padding: 52px 0 38px;
}

.eyebrow,
.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 18px;
  color: var(--ink);
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.eyebrow span,
.section-kicker::before {
  content: "";
  display: inline-block;
  width: 42px;
  height: 2px;
  background: var(--ink);
}

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

h1 {
  max-width: 900px;
  margin: 0;
  font-size: clamp(60px, 10.2vw, 136px);
  line-height: 0.88;
  font-weight: 450;
  letter-spacing: -0.04em;
}

h2 {
  margin: 0;
  font-size: clamp(29px, 3.45vw, 52px);
  line-height: 1.04;
  font-weight: 450;
  letter-spacing: -0.026em;
}

h3 {
  margin: 0 0 10px;
  font-size: clamp(21px, 2.2vw, 30px);
  line-height: 1.08;
  font-weight: 500;
  letter-spacing: -0.02em;
}

.hero-lede {
  max-width: 720px;
  margin: 26px 0 0;
  color: var(--ink-soft);
  font-size: clamp(18px, 2vw, 23px);
}

.hero-actions,
.article-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 16px;
  border-radius: var(--radius);
  border: 1px solid var(--ink);
  text-decoration: none;
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
}

.button.primary {
  color: var(--white);
  background: var(--ink);
}

.button.secondary {
  color: var(--ink);
  background: rgba(255,255,255,0.52);
}

.button:hover,
.button:focus-visible {
  border-color: var(--blue);
  color: var(--white);
  background: var(--blue);
}

.signal-panel {
  position: relative;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: rgba(255,255,255,0.72);
  box-shadow: 0 24px 70px rgba(20, 28, 36, 0.12);
  overflow: hidden;
}

.signal-panel::before {
  content: "";
  position: absolute;
  inset: -40% -55%;
  pointer-events: none;
  background: linear-gradient(105deg, transparent 34%, rgba(143,230,255,0.2) 43%, rgba(199,189,255,0.16) 51%, rgba(255,224,138,0.16) 60%, transparent 69%);
  transform: translateX(-18%) rotate(-7deg);
  animation: panelPrism 9s ease-in-out infinite alternate;
}

@keyframes panelPrism {
  to {
    transform: translateX(14%) rotate(-7deg);
  }
}

.signal-panel > * {
  position: relative;
}

.signal-top {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px;
  border-bottom: 1px solid var(--line);
}

.panel-mark {
  width: 40px;
  height: 40px;
}

.signal-top p,
.signal-top strong,
.metric-stack dt,
.metric-stack dd {
  margin: 0;
}

.signal-top p {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
}

.signal-top strong {
  display: block;
  margin-top: 2px;
  font-size: 16px;
  font-weight: 500;
}

.metric-stack {
  margin: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.metric-stack div {
  padding: 18px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.metric-stack div:nth-child(2n) {
  border-right: 0;
}

.metric-stack div:nth-last-child(-n + 2) {
  border-bottom: 0;
}

.metric-stack dt {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
}

.metric-stack dd {
  margin-top: 8px;
  font-size: clamp(25px, 3vw, 36px);
  line-height: 1;
  font-weight: 500;
  letter-spacing: -0.035em;
}

.metric-stack dd.recovery-metric {
  display: flex;
  flex-direction: column;
  gap: 7px;
  align-items: flex-start;
}

.recovery-metric span {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.recovery-metric strong {
  font-size: clamp(25px, 3vw, 35px);
  line-height: 1;
  font-weight: 500;
  letter-spacing: -0.035em;
}

.ticker-band {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  border-bottom: 1px solid var(--line);
  background: var(--ink);
}

.ticker-band div {
  min-height: 68px;
  display: flex;
  align-items: center;
  padding: 13px 18px;
  color: rgba(255,255,255,0.74);
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 500;
  text-transform: uppercase;
  border-right: 1px solid rgba(255,255,255,0.14);
}

.section {
  width: min(var(--max), calc(100% - 36px));
  margin: 0 auto;
  padding: clamp(68px, 9vw, 120px) 0;
}

.split {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr) minmax(280px, 0.62fr);
  gap: clamp(24px, 4vw, 48px);
  align-items: start;
}

.section-body {
  border-left: 1px solid var(--line);
  padding-left: 24px;
}

.section-body p {
  margin: 0 0 18px;
  color: var(--ink-soft);
  font-size: 18px;
}

.architecture {
  width: min(var(--max), calc(100% - 36px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
}

.architecture-card {
  border-right: 1px solid var(--line);
  padding: 24px;
  background: rgba(255,255,255,0.78);
}

.architecture-card:last-child {
  border-right: 0;
}

.chip-visual,
.route-visual,
.recovery-visual {
  display: none;
}

.architecture-card .eyebrow {
  margin-bottom: 34px;
}

.architecture-card p,
.evidence-card p,
.article-card p,
.table-note {
  color: var(--ink-soft);
}

.section-heading {
  display: grid;
  grid-template-columns: 0.76fr 1.24fr;
  gap: clamp(24px, 5vw, 64px);
  align-items: start;
  margin-bottom: 36px;
}

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

.evidence-card {
  display: grid;
  grid-template-columns: 0.42fr 1fr;
  gap: 22px;
  min-height: 0;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}

.evidence-card h3 {
  margin: 0;
}

.evidence-card p {
  margin: 0;
  font-size: 17px;
}

.comparison-section {
  padding-top: 42px;
}

.comparison-wrap {
  overflow-x: auto;
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
}

table {
  width: 100%;
  min-width: 840px;
  border-collapse: collapse;
  background: rgba(255,255,255,0.62);
}

th,
td {
  padding: 16px;
  text-align: left;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

th {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
}

td {
  font-weight: 450;
}

.highlight-row td {
  background: rgba(36,88,255,0.06);
}

.table-note {
  max-width: 840px;
  margin: 18px 0 0;
}

.article-grid {
  display: grid;
  border-top: 1px solid var(--line-strong);
}

.article-card {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 24px;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
}

.article-card span {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
}

.article-card h3 {
  margin: 0 0 8px;
}

.article-card-copy p {
  margin: 0;
  font-size: 17px;
}

.article-card:hover h3,
.article-card:focus-visible h3 {
  color: var(--blue);
}

.contact {
  position: relative;
  width: 100%;
  margin: clamp(30px, 6vw, 72px) 0 0;
  padding: clamp(82px, 9vw, 112px) max(18px, calc((100vw - var(--max)) / 2));
  border: 0;
  border-radius: 0;
  background:
    linear-gradient(112deg, #050505 0%, #0c1114 38%, #172124 56%, #171315 72%, #050505 100%),
    radial-gradient(circle at 76% 42%, rgba(143,230,255,0.18), transparent 30%),
    radial-gradient(circle at 88% 70%, rgba(255,224,138,0.12), transparent 26%);
  color: var(--paper);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  overflow: hidden;
  box-shadow: none;
}

.contact::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(143,230,255,0.07), transparent 32%, rgba(199,189,255,0.06) 58%, rgba(255,224,138,0.08));
  opacity: 0.65;
}

.contact > * {
  position: relative;
}

.contact .section-kicker {
  color: rgba(248,249,250,0.66);
}

.contact .section-kicker::before {
  background: rgba(248,249,250,0.68);
}

.contact h2 {
  max-width: 860px;
}

.contact .button.primary {
  background: var(--paper);
  color: var(--ink);
  border-color: var(--paper);
}

.site-footer {
  width: min(var(--max), calc(100% - 36px));
  margin: 0 auto;
  padding: 30px 0 46px;
  color: var(--muted);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  border-top: 1px solid var(--line);
}

.site-footer p {
  margin: 0;
}

.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 520ms ease, transform 520ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.blog-main {
  width: min(980px, calc(100% - 36px));
  margin: 0 auto;
  padding: 76px 0;
}

.blog-hero {
  padding: 56px 0 34px;
  border-bottom: 1px solid var(--line-strong);
}

.blog-hero h1 {
  font-size: clamp(42px, 7vw, 84px);
  line-height: 0.98;
}

.blog-hero p {
  max-width: 760px;
  color: var(--ink-soft);
  font-size: 19px;
}

.article-list {
  display: grid;
  gap: 0;
  margin-top: 32px;
  border-top: 1px solid var(--line-strong);
}

.article-list a {
  display: grid;
  grid-template-columns: 138px 1fr auto;
  gap: 24px;
  align-items: center;
  padding: 21px 0;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
}

.article-list time {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
  font-weight: 600;
}

.article-list-copy h2 {
  margin: 0;
  font-size: clamp(24px, 3.6vw, 42px);
}

.article-list-copy p {
  max-width: 720px;
  margin: 9px 0 0;
  color: var(--ink-soft);
  font-size: 17px;
}

.article-list span:last-child {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
}

.article-page {
  width: min(860px, calc(100% - 36px));
  margin: 0 auto;
  padding: 74px 0 90px;
}

.article-page header {
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 32px;
  margin-bottom: 40px;
}

.article-page h1 {
  font-size: clamp(40px, 6.2vw, 76px);
  line-height: 1;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  margin: 20px 0 0;
}

.article-page p,
.article-page li {
  color: var(--ink-soft);
  font-size: 19px;
}

.article-page p {
  margin: 0 0 22px;
}

.article-page h2 {
  margin: 46px 0 18px;
  font-size: clamp(30px, 4.2vw, 52px);
}

.article-page blockquote {
  margin: 34px 0;
  padding: 22px;
  border-left: 3px solid var(--line-strong);
  background: var(--panel);
  color: var(--ink);
  font-size: 24px;
  line-height: 1.18;
}

.article-page .back-link {
  display: inline-flex;
  margin-bottom: 30px;
  color: var(--muted);
  text-decoration: none;
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
}

@media (max-width: 980px) {
  .hero-inner,
  .split,
  .section-heading,
  .architecture {
    grid-template-columns: 1fr;
  }

  .section-body {
    border-left: 0;
    padding-left: 0;
  }

  .ticker-band {
    grid-template-columns: 1fr 1fr;
  }

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

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

@media (max-width: 760px) {
  .site-header {
    padding: 13px 18px;
  }

  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: absolute;
    left: 18px;
    right: 18px;
    top: calc(100% + 8px);
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 8px;
    background: rgba(255,255,255,0.98);
    border: 1px solid var(--line-strong);
    border-radius: var(--radius);
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a {
    padding: 13px;
  }

  .hero {
    min-height: 0;
  }

  .hero-inner {
    padding-top: 34px;
    padding-bottom: 28px;
  }

  h1 {
    font-size: clamp(52px, 17vw, 82px);
  }

  .hero-lede {
    font-size: 17px;
  }

  .hero-grid::before {
    width: 130vw;
    right: -54vw;
    top: 20vh;
  }

  .hero-grid::after {
    width: 140vw;
    height: 220px;
    right: -62vw;
    top: 30vh;
  }

  .prism-lines {
    width: min(116vw, 560px);
    height: 300px;
    right: 18px;
    bottom: 10vh;
    opacity: 0.82;
  }

  .metric-stack {
    grid-template-columns: 1fr 1fr;
  }

  .signal-top {
    padding: 14px;
  }

  .metric-stack div {
    padding: 14px;
  }

  .metric-stack dd {
    font-size: 24px;
  }

  .ticker-band {
    grid-template-columns: 1fr;
  }

  .architecture-card {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .architecture-card:last-child {
    border-bottom: 0;
  }

  .evidence-card,
  .article-card {
    grid-template-columns: 1fr;
  }

  .contact,
  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }
}

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

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}