@font-face {
  font-family: Inter;
  src: url("assets/inter-variable-latin.woff2") format("woff2");
  font-weight: 100 900;
  font-display: swap;
}

@font-face {
  font-family: Inter;
  src: url("assets/inter-variable-cyrillic.woff2") format("woff2");
  font-weight: 100 900;
  font-display: swap;
  unicode-range: U+0400-045F, U+0490-0491;
}

:root {
  color-scheme: dark;
  --bg: #101214;
  --surface: #171a1d;
  --surface-raised: #1d2125;
  --surface-soft: #141719;
  --border: #2a3035;
  --border-bright: #3a4248;
  --text: #e5e9ed;
  --muted: #a0a9b2;
  --faint: #78828b;
  --accent: #c6ee92;
  --accent-strong: #a9db6d;
  --accent-bg: rgba(198, 238, 146, 0.1);
  --danger: #e28a78;
  --max: 1240px;
  --radius: 18px;
}

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

html {
  scroll-behavior: smooth;
}

section[id] {
  scroll-margin-top: 92px;
}

body {
  margin: 0;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 18% 2%, rgba(198, 238, 146, 0.055), transparent 27rem),
    var(--bg);
  color: var(--text);
  font-family: Inter, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

body::before {
  position: fixed;
  z-index: -1;
  inset: 0;
  opacity: 0.15;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.024) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.024) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(to bottom, #000, transparent 85%);
  content: "";
  pointer-events: none;
}

a {
  color: inherit;
  text-decoration: none;
}

a:focus-visible,
summary:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 4px;
}

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

h1,
h2,
h3,
p,
blockquote,
figure {
  margin: 0;
}

code {
  padding: 0.1em 0.35em;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--surface-raised);
  color: var(--accent);
  font-family: inherit;
  font-size: 0.9em;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: -80px;
  left: 20px;
  padding: 10px 14px;
  border-radius: 0 0 8px 8px;
  background: var(--accent);
  color: #151a12;
  font-weight: 700;
}

.skip-link:focus {
  top: 0;
}

.scroll-progress {
  position: fixed;
  z-index: 80;
  top: 0;
  right: 0;
  left: 0;
  height: 2px;
  background: transparent;
}

.scroll-progress span {
  display: block;
  width: 0;
  height: 100%;
  background: var(--accent);
}

.site-header {
  position: sticky;
  z-index: 50;
  top: 0;
  border-bottom: 1px solid rgba(42, 48, 53, 0.84);
  background: rgba(16, 18, 20, 0.84);
  backdrop-filter: blur(18px);
}

.header-inner {
  display: flex;
  align-items: center;
  width: min(var(--max), calc(100% - 48px));
  min-height: 76px;
  margin: 0 auto;
}

.brand img {
  width: 132px;
  height: 54px;
}

.site-nav {
  display: flex;
  gap: 28px;
  margin-left: auto;
  color: var(--muted);
  font-size: 13px;
}

.site-nav a,
.header-status {
  transition: color 150ms ease;
}

.site-nav a:hover,
.header-status:hover {
  color: var(--text);
}

.header-status {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-left: 34px;
  padding-left: 26px;
  border-left: 1px solid var(--border);
  color: var(--muted);
  font-size: 12px;
  font-weight: 650;
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 5px rgba(198, 238, 146, 0.08);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(380px, 0.72fr);
  gap: clamp(40px, 7vw, 96px);
  align-items: center;
  width: min(var(--max), calc(100% - 48px));
  min-height: calc(100vh - 76px);
  margin: 0 auto;
  padding: 72px 0;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--accent);
  font-size: 11px;
  font-weight: 750;
  letter-spacing: 1.45px;
  text-transform: uppercase;
}

.eyebrow > span {
  width: 22px;
  height: 1px;
  background: currentColor;
}

.hero h1 {
  max-width: 760px;
  margin-top: 25px;
  font-size: clamp(54px, 7.4vw, 104px);
  font-weight: 570;
  line-height: 0.96;
  letter-spacing: -0.065em;
}

.hero-lead {
  max-width: 700px;
  margin-top: 30px;
  color: var(--muted);
  font-size: clamp(16px, 1.4vw, 19px);
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 15px;
  min-height: 46px;
  padding: 0 18px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 13px;
  font-weight: 650;
  transition: background 150ms ease, border-color 150ms ease, transform 150ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  border-color: var(--accent);
  background: var(--accent);
  color: #171c13;
}

.button-primary:hover {
  border-color: var(--accent-strong);
  background: var(--accent-strong);
}

.button-secondary {
  background: var(--surface-raised);
  color: var(--text);
}

.button-secondary:hover {
  border-color: var(--border-bright);
  background: #23282c;
}

.hero-visual {
  position: relative;
  min-height: 620px;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 24px;
  background: var(--surface);
  box-shadow: 0 40px 100px rgba(0, 0, 0, 0.28);
}

.hero-visual > img,
.visual-shade {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-visual > img {
  object-fit: cover;
}

.visual-shade {
  background: linear-gradient(180deg, rgba(8, 11, 13, 0.08), rgba(8, 11, 13, 0.18) 38%, rgba(8, 11, 13, 0.92));
}

.hero-visual figcaption {
  position: absolute;
  right: 30px;
  bottom: 30px;
  left: 30px;
  display: flex;
  flex-direction: column;
}

.visual-kicker {
  color: var(--accent);
  font-size: 11px;
  font-weight: 750;
  letter-spacing: 1.2px;
  text-transform: uppercase;
}

.hero-visual figcaption strong {
  margin-top: 7px;
  font-size: 28px;
  font-weight: 600;
  letter-spacing: -0.035em;
}

.hero-visual figcaption > span:last-child {
  margin-top: 4px;
  color: var(--muted);
  font-size: 12px;
}

.survivor {
  position: absolute;
  top: 25px;
  right: 25px;
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 9px 12px;
  border: 1px solid rgba(198, 238, 146, 0.2);
  border-radius: 999px;
  background: rgba(12, 15, 17, 0.72);
  color: #dce8d1;
  font-size: 11px;
  backdrop-filter: blur(12px);
}

.survivor i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 16px var(--accent);
}

.intro-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  width: min(var(--max), calc(100% - 48px));
  margin: 0 auto;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.intro-strip > div {
  min-width: 0;
  padding: 28px 24px;
  border-left: 1px solid var(--border);
}

.intro-strip > div:first-child {
  padding-left: 0;
  border-left: 0;
}

.intro-strip strong,
.intro-strip span {
  display: block;
}

.intro-strip strong {
  font-size: 23px;
  font-weight: 550;
  letter-spacing: -0.035em;
}

.intro-strip span {
  margin-top: 4px;
  color: var(--faint);
  font-size: 11px;
  line-height: 1.45;
}

.section {
  width: min(var(--max), calc(100% - 48px));
  margin: 0 auto;
  padding: 132px 0;
}

.section + .section {
  border-top: 1px solid var(--border);
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 0.65fr);
  gap: 80px;
  align-items: end;
  margin-bottom: 48px;
}

.section-heading .eyebrow {
  grid-column: 1 / -1;
  margin-bottom: -52px;
}

.section-heading h2,
.impact-copy h2,
.epilogue-title h2,
.channel-section h2 {
  font-size: clamp(38px, 5vw, 68px);
  font-weight: 570;
  line-height: 1.02;
  letter-spacing: -0.055em;
}

.section-heading > p:last-child,
.chronology-heading > p {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.75;
}

.incident-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(340px, 0.92fr);
  gap: 22px;
}

.panel,
.fact-card,
.ledger,
.timeline-source,
.thanks-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
}

.incident-story {
  padding: clamp(28px, 4.5vw, 58px);
  color: var(--muted);
  font-size: 16px;
  line-height: 1.8;
}

.incident-story p + p,
.incident-story blockquote + p {
  margin-top: 22px;
}

.incident-story blockquote {
  margin: 28px 0;
  padding: 0 0 0 24px;
  border-left: 5px solid var(--accent);
  color: var(--text);
  font-size: clamp(30px, 4vw, 52px);
  font-weight: 720;
  line-height: 1.08;
  letter-spacing: -0.045em;
}

.incident-facts {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.fact-card {
  padding: 24px;
}

.fact-card-dark {
  padding: 30px;
  background: #0d0f11;
}

.fact-label {
  color: var(--accent);
  font-size: 10px;
  font-weight: 750;
  letter-spacing: 1.25px;
  text-transform: uppercase;
}

.fact-card-dark strong {
  display: block;
  margin-top: 12px;
  font-size: 24px;
  font-weight: 600;
  letter-spacing: -0.035em;
}

.fact-card-dark p {
  margin-top: 10px;
  color: var(--muted);
  font-size: 13px;
}

.fact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.fact-grid .fact-card strong,
.fact-grid .fact-card span {
  display: block;
}

.fact-grid .fact-card strong {
  font-size: 30px;
  font-weight: 550;
  letter-spacing: -0.05em;
}

.fact-grid .fact-card span {
  margin-top: 7px;
  color: var(--faint);
  font-size: 11px;
  line-height: 1.5;
}

.facts-note {
  margin-top: auto;
  padding: 0 4px;
  color: var(--faint);
  font-size: 10px;
  line-height: 1.55;
}

@media (min-width: 981px) {
  .incident-section {
    display: flex;
    justify-content: center;
    flex-direction: column;
    min-height: calc(100svh - 76px);
    padding-top: 42px;
    padding-bottom: 42px;
  }

  .incident-section .section-heading {
    gap: 56px;
    margin-bottom: 28px;
  }

  .incident-section .section-heading .eyebrow {
    margin-bottom: -40px;
  }

  .incident-section .section-heading h2 {
    font-size: clamp(46px, 4.5vw, 64px);
  }

  .incident-section .section-heading > p:last-child {
    font-size: 12px;
    line-height: 1.6;
  }

  .incident-section .incident-grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(360px, 0.92fr);
    gap: 18px;
  }

  .incident-section .incident-story {
    padding: 30px 36px;
    font-size: 14px;
    line-height: 1.6;
  }

  .incident-section .incident-story p + p,
  .incident-section .incident-story blockquote + p {
    margin-top: 15px;
  }

  .incident-section .incident-story blockquote {
    margin: 18px 0;
    padding-left: 18px;
    font-size: clamp(32px, 3.2vw, 44px);
  }

  .incident-section .incident-facts {
    gap: 10px;
  }

  .incident-section .fact-card-dark {
    padding: 21px 24px;
  }

  .incident-section .fact-card-dark strong {
    margin-top: 8px;
    font-size: 21px;
  }

  .incident-section .fact-card-dark p {
    margin-top: 6px;
    font-size: 11px;
    line-height: 1.5;
  }

  .incident-section .fact-grid {
    gap: 10px;
  }

  .incident-section .fact-grid .fact-card {
    padding: 16px 20px;
  }

  .incident-section .fact-grid .fact-card strong {
    font-size: 27px;
  }

  .incident-section .fact-grid .fact-card span {
    margin-top: 4px;
    font-size: 9px;
  }

  .incident-section .facts-note {
    font-size: 8px;
  }
}

.impact-section {
  width: 100%;
  padding-right: max(24px, calc((100% - var(--max)) / 2));
  padding-left: max(24px, calc((100% - var(--max)) / 2));
  background: #0d0f11;
}

.impact-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(480px, 1.22fr);
  gap: 90px;
  align-items: center;
  max-width: var(--max);
  margin: auto;
}

.impact-copy h2 {
  margin-top: 22px;
}

.impact-copy > p:not(.eyebrow) {
  margin-top: 25px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}

.ledger {
  overflow: hidden;
  background: var(--surface-soft);
}

.ledger-head,
.ledger-row {
  display: grid;
  align-items: center;
}

.ledger-head {
  grid-template-columns: 1fr auto;
  padding: 16px 22px;
  border-bottom: 1px solid var(--border);
  color: var(--faint);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.ledger-row {
  grid-template-columns: 12px minmax(0, 1fr) auto;
  gap: 14px;
  padding: 20px 22px;
  border-bottom: 1px solid var(--border);
}

.ledger-mark {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.ledger-mark.lost {
  background: var(--danger);
}

.ledger-mark.safe {
  background: #7e8993;
}

.ledger-mark.live {
  background: var(--accent);
  box-shadow: 0 0 14px rgba(198, 238, 146, 0.5);
}

.ledger-row strong,
.ledger-row span {
  display: block;
}

.ledger-row strong {
  font-size: 14px;
  font-weight: 600;
}

.ledger-row div span {
  margin-top: 2px;
  color: var(--faint);
  font-size: 11px;
}

.ledger-row b {
  color: var(--faint);
  font-size: 10px;
  letter-spacing: 0.8px;
  text-transform: uppercase;
}

.ledger-row-survivor {
  background: var(--accent-bg);
}

.ledger-row-survivor b {
  color: var(--accent);
}

.ledger-punchline {
  padding: 23px 22px 25px 48px;
  color: var(--text);
  font-size: 17px;
  font-weight: 550;
  line-height: 1.55;
}

.chronology-heading {
  grid-template-columns: minmax(0, 1.1fr) minmax(300px, 0.65fr);
}

.chronology-heading .eyebrow {
  grid-column: auto;
  margin-bottom: 18px;
}

.timeline {
  border-top: 1px solid var(--border);
}

.timeline-day {
  border-bottom: 1px solid var(--border);
}

.timeline-day summary {
  display: grid;
  grid-template-columns: 112px minmax(0, 1fr) 26px;
  gap: 22px;
  align-items: center;
  min-height: 104px;
  cursor: pointer;
  list-style: none;
}

.timeline-day summary::-webkit-details-marker {
  display: none;
}

.timeline-day summary > time {
  color: var(--accent);
  font-size: 14px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.05em;
}

.timeline-day summary strong,
.timeline-day summary small {
  display: block;
}

.timeline-day summary strong {
  font-size: 18px;
  font-weight: 560;
  letter-spacing: -0.02em;
}

.timeline-day summary small {
  margin-top: 4px;
  color: var(--faint);
  font-size: 11px;
}

.timeline-day summary > i {
  position: relative;
  width: 26px;
  height: 26px;
  border: 1px solid var(--border);
  border-radius: 50%;
}

.timeline-day summary > i::before,
.timeline-day summary > i::after {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 9px;
  height: 1px;
  background: var(--muted);
  content: "";
  transform: translate(-50%, -50%);
  transition: transform 160ms ease;
}

.timeline-day summary > i::after {
  transform: translate(-50%, -50%) rotate(90deg);
}

.timeline-day[open] summary > i::after {
  transform: translate(-50%, -50%) rotate(0deg);
}

.timeline-content {
  position: relative;
  display: grid;
  gap: 0;
  margin: 0 0 34px 112px;
  padding: 5px 0 4px 32px;
  border-left: 1px solid var(--border);
}

.timeline-event {
  position: relative;
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  gap: 20px;
  padding: 17px 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.75;
}

.timeline-event::before {
  position: absolute;
  top: 26px;
  left: -36px;
  width: 7px;
  height: 7px;
  border: 2px solid var(--surface);
  border-radius: 50%;
  background: var(--faint);
  box-shadow: 0 0 0 1px var(--border);
  content: "";
}

.timeline-event-major::before {
  background: var(--accent);
  box-shadow: 0 0 0 1px var(--accent), 0 0 14px rgba(198, 238, 146, 0.2);
}

.timeline-event > time {
  color: var(--faint);
  font-size: 11px;
  font-variant-numeric: tabular-nums;
}

.timeline-event p + p,
.timeline-event p + ul {
  margin-top: 8px;
}

.timeline-event ul {
  display: grid;
  gap: 5px;
  margin: 0;
  padding-left: 18px;
}

.timeline-source {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr) auto;
  gap: 28px;
  align-items: center;
  margin-top: 35px;
  padding: 24px 26px;
}

.timeline-source > span {
  color: var(--accent);
  font-size: 10px;
  font-weight: 750;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.timeline-source p {
  color: var(--muted);
  font-size: 11px;
  line-height: 1.6;
}

.timeline-source a {
  white-space: nowrap;
  font-size: 12px;
  font-weight: 650;
}

.project-timeline {
  position: relative;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--border);
  list-style: none;
}

.project-timeline::before {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 181px;
  width: 1px;
  background: linear-gradient(180deg, transparent, var(--border) 3%, var(--border) 97%, transparent);
  content: "";
}

.project-era {
  position: relative;
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr) 54px;
  gap: 32px;
  min-height: 210px;
  padding: 38px 0 40px;
  border-bottom: 1px solid var(--border);
}

.project-era::before {
  position: absolute;
  top: 49px;
  left: 176px;
  width: 9px;
  height: 9px;
  border: 3px solid var(--surface);
  border-radius: 50%;
  background: var(--faint);
  box-shadow: 0 0 0 1px var(--border);
  content: "";
}

.project-era-featured::before,
.project-era-final::before {
  background: var(--accent);
  box-shadow: 0 0 0 1px var(--accent), 0 0 20px rgba(198, 238, 146, 0.22);
}

.project-era-featured {
  margin: 0 -28px;
  padding-right: 28px;
  padding-left: 28px;
  border-color: rgba(198, 238, 146, 0.16);
  background: linear-gradient(90deg, rgba(198, 238, 146, 0.025), rgba(198, 238, 146, 0.07), rgba(198, 238, 146, 0.025));
}

.project-era-featured::before {
  left: 204px;
}

.era-date {
  display: flex;
  align-items: flex-start;
  flex-direction: column;
  gap: 7px;
  padding-top: 5px;
}

.era-date time {
  color: var(--accent);
  font-size: 12px;
  font-weight: 750;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.03em;
}

.era-date span {
  color: var(--faint);
  font-size: 10px;
  line-height: 1.45;
  text-transform: uppercase;
}

.era-copy {
  max-width: 760px;
  padding-left: 26px;
}

.era-kicker {
  margin-bottom: 8px;
  color: var(--faint);
  font-size: 9px;
  font-weight: 750;
  letter-spacing: 1.4px;
  text-transform: uppercase;
}

.era-copy h3 {
  font-family: var(--font-display);
  font-size: clamp(25px, 3vw, 38px);
  font-weight: 650;
  letter-spacing: -0.035em;
  line-height: 1.08;
}

.era-copy h3 + p {
  max-width: 710px;
  margin-top: 15px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.75;
}

.era-index {
  align-self: start;
  color: rgba(255, 255, 255, 0.08);
  font-family: var(--font-display);
  font-size: 42px;
  font-weight: 700;
  letter-spacing: -0.06em;
  text-align: right;
}

.project-era-final .era-copy h3,
.project-era-final .era-index {
  color: var(--accent);
}

.history-note {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface-soft);
}

.backup-section {
  width: 100%;
  padding-right: max(24px, calc((100% - var(--max)) / 2));
  padding-left: max(24px, calc((100% - var(--max)) / 2));
  background: var(--surface-soft);
}

.backup-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin: 0;
  padding: 1px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--border);
  list-style: none;
}

.backup-steps li {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr);
  gap: 14px;
  min-height: 180px;
  padding: 25px;
  background: var(--surface);
}

.backup-steps time {
  color: var(--accent);
  font-size: 11px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.backup-steps strong {
  font-size: 15px;
  font-weight: 600;
}

.backup-steps p {
  margin-top: 8px;
  color: var(--faint);
  font-size: 11px;
  line-height: 1.65;
}

.legacy-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--border);
}

.legacy-grid article {
  min-height: 230px;
  padding: 28px 25px;
  background: var(--surface);
}

.legacy-grid strong,
.legacy-grid span {
  display: block;
}

.legacy-grid strong {
  color: var(--accent);
  font-family: var(--font-display);
  font-size: 36px;
  font-weight: 650;
  letter-spacing: -0.04em;
}

.legacy-grid span {
  min-height: 42px;
  margin-top: 4px;
  color: var(--text);
  font-size: 12px;
  font-weight: 600;
  line-height: 1.45;
}

.legacy-grid p {
  margin-top: 22px;
  color: var(--faint);
  font-size: 11px;
  line-height: 1.65;
}

.epilogue-section {
  display: grid;
  grid-template-columns: minmax(330px, 0.78fr) minmax(0, 1.22fr);
  gap: 36px 100px;
}

.epilogue-title {
  align-self: start;
}

.epilogue-title h2 {
  margin-top: 24px;
}

.epilogue-copy {
  color: var(--muted);
  font-size: 16px;
  line-height: 1.85;
}

.epilogue-copy p + p {
  margin-top: 24px;
}

.epilogue-copy .dropcap::first-letter {
  float: left;
  margin: 8px 9px 0 0;
  color: var(--accent);
  font-size: 74px;
  font-weight: 550;
  line-height: 0.72;
}

.epilogue-copy blockquote {
  margin: 38px 0;
  padding: 26px 30px;
  border: 1px solid var(--border);
  border-left: 5px solid var(--accent);
  border-radius: 0 12px 12px 0;
  background: var(--surface);
  color: var(--text);
  font-size: clamp(24px, 3vw, 36px);
  font-weight: 650;
  line-height: 1.25;
  letter-spacing: -0.035em;
}

.thanks-card {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  overflow: hidden;
}

.thanks-card > div {
  padding: clamp(30px, 4.5vw, 56px);
}

.thanks-card > div:first-child {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 24px;
  align-items: start;
  background: var(--accent);
  color: #182012;
}

.thanks-mark {
  font-size: 25px;
}

.thanks-card > div:first-child p {
  font-size: clamp(20px, 2.5vw, 32px);
  font-weight: 590;
  line-height: 1.35;
  letter-spacing: -0.035em;
}

.thanks-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  border-left: 1px solid var(--border);
}

.thanks-copy strong {
  font-size: 22px;
  font-weight: 600;
}

.thanks-copy p {
  margin-top: 12px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.75;
}

.finale {
  grid-column: 1 / -1;
  max-width: 830px;
  margin: 80px auto 0;
  text-align: center;
}

.finale p {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}

.finale strong,
.finale span,
.finale b {
  display: block;
}

.finale strong {
  margin-top: 32px;
  font-size: clamp(27px, 4.2vw, 48px);
  font-weight: 590;
  line-height: 1.18;
  letter-spacing: -0.045em;
}

.finale span {
  margin-top: 46px;
  color: var(--muted);
  font-size: 13px;
}

.finale b {
  margin-top: 4px;
  color: var(--accent);
  font-size: clamp(42px, 7vw, 84px);
  font-weight: 650;
  line-height: 1.05;
  letter-spacing: -0.055em;
}

.channel-section {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 60px;
  width: min(var(--max), calc(100% - 48px));
  margin: 0 auto 80px;
  padding: 54px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
}

.channel-section h2 {
  margin-top: 18px;
  font-size: clamp(36px, 4.4vw, 58px);
}

.channel-section p:not(.eyebrow) {
  max-width: 620px;
  margin-top: 14px;
  color: var(--muted);
  font-size: 13px;
}

.channel-section .button {
  flex: none;
}

.site-footer {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 40px;
  align-items: center;
  width: min(var(--max), calc(100% - 48px));
  margin: 0 auto;
  padding: 34px 0 42px;
  border-top: 1px solid var(--border);
  color: var(--faint);
  font-size: 10px;
}

.site-footer img {
  width: 106px;
  height: auto;
}

.site-footer p {
  text-align: center;
}

.site-footer a {
  justify-self: end;
  font-size: 11px;
}

.js [data-reveal] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 650ms ease, transform 650ms ease;
}

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

@media (max-width: 980px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: 0;
  }

  .hero-copy {
    max-width: 800px;
    padding-top: 40px;
  }

  .hero-visual {
    min-height: 500px;
  }

  .section-heading,
  .chronology-heading,
  .incident-grid,
  .impact-grid,
  .epilogue-section {
    grid-template-columns: 1fr;
  }

  .section-heading {
    gap: 26px;
  }

  .section-heading .eyebrow {
    margin-bottom: 0;
  }

  .impact-grid {
    gap: 48px;
  }

  .epilogue-title {
    position: static;
    max-width: 760px;
  }

  .thanks-card,
  .thanks-card > div:first-child {
    grid-template-columns: 1fr;
  }

  .thanks-copy {
    border-top: 1px solid var(--border);
    border-left: 0;
  }

  .backup-steps {
    grid-template-columns: 1fr 1fr;
  }

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

@media (max-width: 720px) {
  .header-inner,
  .hero,
  .intro-strip,
  .section,
  .channel-section,
  .site-footer {
    width: min(100% - 32px, var(--max));
  }

  .header-inner {
    flex-wrap: wrap;
    min-height: 104px;
    padding-top: 5px;
  }

  .brand img {
    width: 102px;
    height: 42px;
  }

  .site-nav {
    order: 3;
    width: 100%;
    gap: 8px;
    margin: 0;
    padding: 1px 0 10px;
    overflow-x: auto;
    scrollbar-width: none;
    overscroll-behavior-inline: contain;
    scroll-snap-type: x proximity;
  }

  .site-nav::-webkit-scrollbar {
    display: none;
  }

  .site-nav a {
    flex: 0 0 auto;
    padding: 6px 10px;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: rgba(23, 26, 29, 0.8);
    font-size: 11px;
    scroll-snap-align: start;
  }

  .header-status {
    margin-left: auto;
    padding-left: 0;
    border-left: 0;
  }

  section[id] {
    scroll-margin-top: 118px;
  }

  .hero {
    gap: 42px;
    padding: 56px 0 66px;
  }

  .hero h1 {
    font-size: clamp(48px, 15vw, 72px);
  }

  .hero-lead {
    font-size: 15px;
  }

  .hero-actions,
  .hero-actions .button {
    width: 100%;
  }

  .hero-visual {
    min-height: 460px;
    border-radius: 16px;
  }

  .survivor {
    right: 18px;
    left: 18px;
    justify-content: center;
  }

  .hero-visual figcaption {
    right: 22px;
    bottom: 22px;
    left: 22px;
  }

  .intro-strip {
    grid-template-columns: 1fr 1fr;
  }

  .intro-strip > div,
  .intro-strip > div:first-child {
    padding: 20px 12px;
    border-top: 1px solid var(--border);
    border-left: 1px solid var(--border);
  }

  .intro-strip > div:nth-child(-n + 2) {
    border-top: 0;
  }

  .intro-strip > div:nth-child(odd) {
    padding-left: 0;
    border-left: 0;
  }

  .section {
    padding: 88px 0;
  }

  .impact-section,
  .backup-section {
    width: 100%;
    padding-right: 16px;
    padding-left: 16px;
  }

  .section-heading h2,
  .impact-copy h2,
  .epilogue-title h2 {
    font-size: clamp(38px, 12vw, 54px);
  }

  .incident-story {
    padding: 26px 22px;
    font-size: 14px;
  }

  .incident-story blockquote {
    font-size: 32px;
  }

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

  .fact-card {
    padding: 19px;
  }

  .fact-grid .fact-card strong {
    font-size: 25px;
  }

  .ledger-head {
    display: none;
  }

  .ledger-row {
    grid-template-columns: 10px minmax(0, 1fr);
    padding: 18px;
  }

  .ledger-row b {
    grid-column: 2;
    margin-top: 4px;
  }

  .ledger-punchline {
    padding: 22px 18px;
    font-size: 15px;
  }

  .chronology-heading > p {
    max-width: 520px;
  }

  .timeline-day summary {
    grid-template-columns: 60px minmax(0, 1fr) 26px;
    gap: 12px;
    min-height: 92px;
  }

  .timeline-day summary strong {
    font-size: 14px;
  }

  .timeline-day summary small {
    font-size: 10px;
    line-height: 1.4;
  }

  .timeline-content {
    margin: 0 0 26px 14px;
    padding-left: 20px;
  }

  .timeline-event {
    grid-template-columns: 44px minmax(0, 1fr);
    gap: 10px;
    font-size: 12px;
  }

  .timeline-event::before {
    left: -24px;
  }

  .timeline-source {
    grid-template-columns: 1fr;
    gap: 10px;
    padding: 21px;
  }

  .project-timeline::before {
    left: 7px;
  }

  .project-era,
  .project-era-featured {
    grid-template-columns: 1fr auto;
    gap: 12px 18px;
    min-height: 0;
    margin: 0;
    padding: 30px 0 34px 30px;
    background: none;
  }

  .project-era::before,
  .project-era-featured::before {
    top: 36px;
    left: 2px;
  }

  .era-date {
    grid-column: 1;
    padding: 0;
  }

  .era-index {
    grid-row: 1;
    grid-column: 2;
    font-size: 30px;
  }

  .era-copy {
    grid-column: 1 / -1;
    padding-left: 0;
  }

  .era-copy h3 {
    font-size: 28px;
  }

  .era-copy h3 + p {
    font-size: 12px;
  }

  .backup-steps {
    grid-template-columns: 1fr;
  }

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

  .legacy-grid article {
    min-height: 0;
  }

  .backup-steps li {
    min-height: 0;
  }

  .epilogue-copy {
    font-size: 14px;
  }

  .thanks-card > div {
    padding: 28px 23px;
  }

  .finale {
    margin-top: 50px;
  }

  .channel-section {
    align-items: stretch;
    flex-direction: column;
    margin-bottom: 50px;
    padding: 30px 24px;
  }

  .channel-section .button {
    width: 100%;
  }

  .site-footer {
    grid-template-columns: 1fr auto;
    gap: 20px;
  }

  .site-footer p {
    display: none;
  }
}

@media (max-width: 420px) {
  .fact-grid {
    grid-template-columns: 1fr;
  }

  .timeline-day summary > time {
    font-size: 12px;
  }
}

@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;
  }

  .js [data-reveal] {
    opacity: 1;
    transform: none;
  }
}