:root {
  --bg: #0b0b0a;
  --surface: #131311;
  --surface-raised: #1a1a17;
  --paper: #f1efe7;
  --paper-soft: #d8d5cb;
  --muted: #aaa79d;
  --line: rgba(241, 239, 231, 0.14);
  --line-strong: rgba(241, 239, 231, 0.28);
  --accent: #ff5b35;
  --accent-soft: rgba(255, 91, 53, 0.12);
  --max-width: 1240px;
  --radius: 1.25rem;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.28);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--bg);
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--paper);
  background:
    radial-gradient(circle at 78% 8%, rgba(255, 91, 53, 0.08), transparent 29rem),
    linear-gradient(rgba(241, 239, 231, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(241, 239, 231, 0.035) 1px, transparent 1px),
    var(--bg);
  background-size: auto, 48px 48px, 48px 48px, auto;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
  text-rendering: optimizeLegibility;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(11, 11, 10, 0.02), var(--bg) 88%);
}

::selection {
  color: var(--bg);
  background: var(--accent);
}

a {
  color: inherit;
}

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

.skip-link {
  position: fixed;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 20;
  padding: 0.75rem 1rem;
  color: var(--bg);
  background: var(--paper);
  border-radius: 0.5rem;
  transform: translateY(-160%);
  transition: transform 180ms ease;
}

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

.site-header,
.site-footer,
.section,
.hero,
.closing {
  width: min(calc(100% - 3rem), var(--max-width));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 5rem;
  border-bottom: 1px solid var(--line);
  background: rgba(11, 11, 10, 0.78);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.brand-mark {
  display: grid;
  width: 1.65rem;
  height: 1.65rem;
  place-items: center;
  color: var(--bg);
  background: var(--accent);
  border-radius: 50%;
  font-size: 1rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.84rem;
  transition: color 160ms ease;
}

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

.hero {
  display: flex;
  min-height: calc(100svh - 5rem);
  padding-block: clamp(4rem, 7vw, 6rem);
  align-items: center;
}

.hero-copy {
  width: 100%;
}

.eyebrow {
  margin: 0 0 1.1rem;
  color: var(--accent);
  font-size: 0.76rem;
  font-weight: 750;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p,
blockquote,
dl,
dd {
  margin-top: 0;
}

h1,
h2,
blockquote {
  letter-spacing: -0.055em;
  line-height: 0.98;
}

h1 {
  max-width: 15ch;
  margin-bottom: 2rem;
  font-size: clamp(3.7rem, 7.2vw, 6.7rem);
  font-weight: 680;
}

.hero-lead {
  max-width: 58rem;
  margin-bottom: clamp(2.5rem, 5vw, 4.5rem);
  color: var(--paper-soft);
  font-size: clamp(1.12rem, 1.7vw, 1.42rem);
  line-height: 1.48;
}

.hero-evidence {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin: 0 0 2.25rem;
  border-block: 1px solid var(--line);
}

.hero-evidence > div {
  padding: 1.25rem clamp(0.8rem, 2vw, 1.5rem);
  border-right: 1px solid var(--line);
}

.hero-evidence > div:first-child {
  padding-left: 0;
}

.hero-evidence > div:last-child {
  padding-right: 0;
  border-right: 0;
}

.hero-evidence dt {
  margin-bottom: 0.55rem;
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.hero-evidence dd {
  margin: 0;
  font-size: clamp(1.8rem, 3.1vw, 3.25rem);
  font-weight: 690;
  letter-spacing: -0.055em;
  line-height: 1;
}

.hero-evidence dd span {
  color: var(--accent);
  font-size: 0.62em;
}

.hero-entry {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  color: var(--paper-soft);
  text-decoration: none;
  font-size: 0.8rem;
  font-weight: 750;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.hero-entry span:last-child {
  color: var(--accent);
  font-size: 1rem;
  transition: transform 180ms ease;
}

.hero-entry:hover span:last-child,
.hero-entry:focus-visible span:last-child {
  transform: translateY(0.22rem);
}

.flow-panel {
  position: relative;
  overflow: hidden;
  padding: 1.5rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0.012));
  box-shadow: var(--shadow);
}

.flow-panel-wide {
  margin-bottom: clamp(3.5rem, 7vw, 6rem);
  padding: clamp(1.5rem, 3vw, 2.25rem);
}

.flow-panel-wide .flow-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(1rem, 2.5vw, 2.5rem);
}

.flow-panel-wide .flow-list::before {
  top: 1rem;
  right: 1rem;
  bottom: auto;
  left: 1rem;
  width: auto;
  height: 1px;
  background: linear-gradient(90deg, var(--accent), rgba(255, 91, 53, 0.12));
}

.flow-panel-wide .flow-list li {
  min-height: 0;
}

.flow-panel::after {
  content: "";
  position: absolute;
  width: 12rem;
  height: 12rem;
  right: -5rem;
  bottom: -5rem;
  border: 1px solid rgba(255, 91, 53, 0.34);
  border-radius: 50%;
  box-shadow: 0 0 0 2rem rgba(255, 91, 53, 0.035), 0 0 0 4rem rgba(255, 91, 53, 0.02);
}

.panel-label {
  margin-bottom: 1.35rem;
  color: var(--muted);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.flow-list {
  position: relative;
  z-index: 1;
  margin: 0;
  padding: 0;
  list-style: none;
}

.flow-list::before {
  content: "";
  position: absolute;
  top: 1rem;
  bottom: 1rem;
  left: 1rem;
  width: 1px;
  background: linear-gradient(var(--accent), rgba(255, 91, 53, 0.12));
}

.flow-list li {
  display: grid;
  grid-template-columns: 2rem 1fr;
  gap: 0.9rem;
  align-items: start;
  min-height: 5.4rem;
}

.flow-index {
  position: relative;
  z-index: 1;
  display: grid;
  width: 2rem;
  height: 2rem;
  place-items: center;
  color: var(--bg);
  background: var(--paper);
  border-radius: 50%;
  font-size: 0.66rem;
  font-weight: 800;
}

.flow-list strong,
.flow-list span {
  display: block;
}

.flow-list strong {
  margin-bottom: 0.25rem;
  font-size: 1rem;
}

.flow-list div > span {
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.45;
}

.section {
  padding-block: clamp(6rem, 11vw, 11rem);
  border-top: 1px solid var(--line);
}

.section-heading {
  display: grid;
  grid-template-columns: 0.4fr 1.1fr 0.75fr;
  gap: clamp(1.5rem, 4vw, 4rem);
  align-items: start;
  margin-bottom: clamp(3.5rem, 7vw, 6rem);
}

.section-heading .eyebrow {
  padding-top: 0.45rem;
}

.section-heading h2 {
  margin-bottom: 0;
  font-size: clamp(2.6rem, 5.2vw, 5.2rem);
  font-weight: 640;
}

.section-heading > p:last-child {
  color: var(--muted);
  font-size: 1rem;
}

.section-heading.compact {
  grid-template-columns: 0.4fr 1.85fr;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-bottom: clamp(4rem, 8vw, 8rem);
  border-block: 1px solid var(--line);
}

.metric {
  min-height: 18rem;
  padding: 1.5rem;
  border-right: 1px solid var(--line);
}

.metric:last-child {
  border-right: 0;
}

.metric dt {
  min-height: 2.4rem;
  color: var(--muted);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.metric dd {
  margin-bottom: 1.4rem;
  font-size: clamp(3.1rem, 5.2vw, 5.7rem);
  font-weight: 690;
  letter-spacing: -0.065em;
  line-height: 1;
}

.metric dd span {
  color: var(--accent);
  font-size: 0.55em;
}

.metric p {
  max-width: 22rem;
  color: var(--muted);
  font-size: 0.82rem;
}

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

.capability-card {
  min-height: 25rem;
  padding: 1.5rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(241, 239, 231, 0.025);
  transition: transform 220ms ease, border-color 220ms ease, background 220ms ease;
}

.capability-card:hover {
  transform: translateY(-5px);
  border-color: var(--line-strong);
  background: rgba(241, 239, 231, 0.045);
}

.card-number {
  display: inline-block;
  margin-bottom: 7rem;
  color: var(--accent);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.capability-card h3 {
  max-width: 13ch;
  margin-bottom: 1rem;
  font-size: clamp(1.5rem, 2.2vw, 2.25rem);
  line-height: 1.08;
  letter-spacing: -0.035em;
}

.capability-card p {
  color: var(--muted);
  font-size: 0.9rem;
}

.principle {
  color: var(--bg);
  background: var(--paper);
}

.principle > div {
  width: min(calc(100% - 3rem), var(--max-width));
  margin-inline: auto;
  padding-block: clamp(6rem, 12vw, 12rem);
}

.principle .eyebrow {
  color: #b72e10;
}

.principle blockquote {
  max-width: 13ch;
  margin-bottom: 3rem;
  font-size: clamp(3.1rem, 7vw, 7.6rem);
  font-weight: 680;
}

.principle div > p:last-child {
  max-width: 48rem;
  margin-left: auto;
  color: #4e4c45;
  font-size: clamp(1.05rem, 1.7vw, 1.35rem);
}

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

.approach-list article {
  display: grid;
  grid-template-columns: 0.4fr 1.85fr;
  gap: clamp(1.5rem, 4vw, 4rem);
  padding-block: 2.2rem;
  border-bottom: 1px solid var(--line);
}

.approach-list article > span {
  color: var(--accent);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.13em;
}

.approach-list article > div {
  display: grid;
  grid-template-columns: 0.85fr 1fr;
  gap: clamp(1.5rem, 4vw, 5rem);
}

.approach-list h3 {
  margin-bottom: 0;
  font-size: clamp(1.35rem, 2.2vw, 2.15rem);
  line-height: 1.08;
  letter-spacing: -0.035em;
}

.approach-list p {
  margin-bottom: 0;
  color: var(--muted);
}

.scope {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  padding-top: 3rem;
}

.scope span {
  padding: 0.72rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--paper-soft);
  background: rgba(241, 239, 231, 0.025);
  font-size: 0.78rem;
}

.section-trajectory {
  border-top-color: var(--line-strong);
}

.timeline {
  position: relative;
  margin: 0;
  padding: 0;
  list-style: none;
}

.timeline::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: calc(25% - 1px);
  width: 1px;
  background: var(--line);
}

.timeline li {
  display: grid;
  grid-template-columns: 0.5fr 1.5fr;
  gap: clamp(2rem, 6vw, 7rem);
  min-height: 17rem;
  padding-block: 2.5rem;
  border-top: 1px solid var(--line);
}

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

.timeline-year {
  position: relative;
  color: var(--paper-soft);
  font-size: 0.86rem;
  font-weight: 750;
  letter-spacing: 0.08em;
}

.timeline-year::after {
  content: "";
  position: absolute;
  top: 0.35rem;
  right: -0.45rem;
  width: 0.8rem;
  height: 0.8rem;
  background: var(--accent);
  border: 5px solid var(--bg);
  border-radius: 50%;
  box-sizing: content-box;
}

.timeline-copy {
  display: grid;
  grid-template-columns: 0.85fr 1fr;
  gap: clamp(2rem, 5vw, 6rem);
}

.timeline-copy h3 {
  margin-bottom: 0;
  font-size: clamp(1.7rem, 3vw, 3.15rem);
  line-height: 1.06;
  letter-spacing: -0.04em;
}

.timeline-copy p {
  color: var(--muted);
}

.recognition {
  display: grid;
  grid-template-columns: 1.35fr 0.65fr;
  gap: 2rem;
  align-items: end;
  margin-top: 4rem;
  padding: clamp(1.5rem, 4vw, 3rem);
  border: 1px solid rgba(255, 91, 53, 0.38);
  border-radius: var(--radius);
  background: var(--accent-soft);
}

.recognition h3 {
  margin-bottom: 0;
  font-size: clamp(2rem, 4vw, 4.4rem);
  line-height: 1;
  letter-spacing: -0.05em;
}

.recognition > p {
  margin-bottom: 0.4rem;
  text-align: right;
  color: var(--paper-soft);
  font-size: 1rem;
  font-weight: 700;
}

.recognition > p span {
  padding-inline: 0.35rem;
  color: var(--accent);
}

.closing {
  display: grid;
  min-height: 82svh;
  place-items: center;
  padding-block: 7rem;
  border-top: 1px solid var(--line);
}

.closing > div {
  max-width: 74rem;
}

.closing h2 {
  max-width: 15ch;
  margin-bottom: 2rem;
  font-size: clamp(3.1rem, 7vw, 7.4rem);
  font-weight: 650;
}

.closing p:last-child {
  max-width: 44rem;
  margin-left: auto;
  color: var(--muted);
  font-size: clamp(1.05rem, 1.8vw, 1.4rem);
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 2rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.78rem;
}

.site-footer p {
  margin: 0;
}

.js [data-reveal] {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 700ms cubic-bezier(0.2, 0.72, 0.2, 1), transform 700ms cubic-bezier(0.2, 0.72, 0.2, 1);
}

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

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

@media (max-width: 980px) {
  .flow-panel-wide .flow-list {
    grid-template-columns: repeat(2, 1fr);
    row-gap: 2rem;
  }

  .flow-panel-wide .flow-list::before {
    display: none;
  }

  .section-heading,
  .section-heading.compact {
    grid-template-columns: 1fr;
    gap: 1.2rem;
  }

  .section-heading h2 {
    max-width: 13ch;
  }

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

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

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

  .capability-grid {
    grid-template-columns: 1fr;
  }

  .capability-card {
    min-height: auto;
  }

  .card-number {
    margin-bottom: 4rem;
  }

  .approach-list article,
  .approach-list article > div {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .timeline::before {
    left: 8rem;
  }

  .timeline li {
    grid-template-columns: 8rem 1fr;
  }

  .timeline-copy {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .timeline-year::after {
    right: -0.5rem;
  }
}

@media (max-width: 680px) {
  .site-header,
  .site-footer,
  .section,
  .hero,
  .closing,
  .principle > div {
    width: min(calc(100% - 1.5rem), var(--max-width));
  }

  .site-header {
    min-height: 4.3rem;
  }

  .brand {
    font-size: 0.67rem;
  }

  .nav-links {
    gap: 0.85rem;
  }

  .nav-links a {
    font-size: 0.7rem;
  }

  .nav-links a:first-child {
    display: none;
  }

  .hero {
    min-height: auto;
    padding-top: 4.5rem;
    padding-bottom: 4.5rem;
  }

  h1 {
    font-size: clamp(3.2rem, 16vw, 5rem);
  }

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

  .hero-evidence > div {
    padding: 1rem;
  }

  .hero-evidence > div:first-child {
    padding-left: 0;
    border-bottom: 1px solid var(--line);
  }

  .hero-evidence > div:nth-child(2) {
    padding-right: 0;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .hero-evidence > div:nth-child(3) {
    padding-left: 0;
  }

  .flow-panel-wide .flow-list {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .flow-panel-wide .flow-list::before {
    display: block;
    top: 1rem;
    right: auto;
    bottom: 1rem;
    left: 1rem;
    width: 1px;
    height: auto;
    background: linear-gradient(var(--accent), rgba(255, 91, 53, 0.12));
  }

  .flow-panel-wide .flow-list li {
    min-height: 5.4rem;
  }

  .metrics {
    grid-template-columns: 1fr;
  }

  .metric,
  .metric:nth-child(2) {
    min-height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .metric:last-child {
    border-bottom: 0;
  }

  .principle blockquote {
    font-size: clamp(3rem, 15vw, 5rem);
  }

  .timeline::before {
    left: 0.35rem;
  }

  .timeline li {
    grid-template-columns: 1fr;
    gap: 1rem;
    padding-left: 2rem;
  }

  .timeline-year::after {
    left: -2rem;
    right: auto;
  }

  .recognition {
    grid-template-columns: 1fr;
  }

  .recognition > p {
    text-align: left;
  }

  .site-footer {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.4rem;
  }
}

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

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