@font-face {
  font-family: "Big Shoulders";
  src: url("assets/fonts/BigShoulders-Bold.ttf") format("truetype");
  font-display: swap;
}

@font-face {
  font-family: "Instrument Sans";
  src: url("assets/fonts/InstrumentSans-Regular.ttf") format("truetype");
  font-display: swap;
}

@font-face {
  font-family: "IBM Plex Mono";
  src: url("assets/fonts/IBMPlexMono-Regular.ttf") format("truetype");
  font-display: swap;
}

:root {
  color-scheme: dark;
  --bg: #070707;
  --bg-soft: #11100e;
  --surface: rgba(17, 16, 14, 0.86);
  --surface-strong: rgba(21, 19, 16, 0.94);
  --surface-card: rgba(29, 26, 22, 0.9);
  --line: rgba(255, 189, 119, 0.17);
  --line-strong: rgba(255, 189, 119, 0.34);
  --text: #f5efe5;
  --muted: #b3a999;
  --accent: #ec8f42;
  --accent-strong: #ffb15f;
  --ash: #85786a;
  --shadow: 0 32px 80px rgba(0, 0, 0, 0.42);
  --radius-xl: 2rem;
  --radius-lg: 1.35rem;
  --radius-sm: 0.9rem;
  --max-width: 1220px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at top, rgba(255, 167, 87, 0.12), transparent 28%),
    radial-gradient(circle at 80% 18%, rgba(255, 140, 62, 0.1), transparent 18%),
    linear-gradient(180deg, #17120f 0%, #0d0b0a 24%, #060606 100%);
  color: var(--text);
  font-family: "Instrument Sans", sans-serif;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -3;
  background:
    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: 84px 84px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.7), transparent 82%);
  pointer-events: none;
}

.page-noise {
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  opacity: 0.12;
  background-image:
    radial-gradient(circle at 13% 18%, rgba(255, 255, 255, 0.42) 0 1px, transparent 1px),
    radial-gradient(circle at 76% 27%, rgba(255, 255, 255, 0.36) 0 1px, transparent 1px),
    radial-gradient(circle at 45% 63%, rgba(255, 255, 255, 0.34) 0 1px, transparent 1px),
    radial-gradient(circle at 88% 78%, rgba(255, 255, 255, 0.3) 0 1px, transparent 1px),
    radial-gradient(circle at 22% 87%, rgba(255, 255, 255, 0.32) 0 1px, transparent 1px);
}

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

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

button,
a {
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    background-color 180ms ease,
    color 180ms ease,
    opacity 180ms ease;
}

a:hover,
button:hover {
  transform: translateY(-1px);
}

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

.skip-link {
  position: absolute;
  left: 1rem;
  top: -3rem;
  z-index: 50;
  padding: 0.75rem 1rem;
  border-radius: 999px;
  background: #fff;
  color: #000;
}

.skip-link:focus {
  top: 1rem;
}

.page-shell {
  width: min(var(--max-width), calc(100% - 2rem));
  margin: 0 auto;
  padding-bottom: 5rem;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem 1.5rem;
  padding: 1.25rem 0 1rem;
}

.topbar.is-scrolled {
  backdrop-filter: blur(18px);
}

.topbar.is-scrolled::after {
  content: "";
  position: absolute;
  inset: 0 -1rem;
  background: rgba(7, 7, 7, 0.62);
  border-bottom: 1px solid rgba(255, 177, 95, 0.08);
  z-index: -1;
}

.brand {
  display: inline-flex;
  align-items: center;
  width: min(25rem, 100%);
}

.nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.7rem;
}

.nav a {
  position: relative;
  padding: 0.7rem 0.95rem;
  border: 1px solid rgba(255, 177, 95, 0.12);
  border-radius: 999px;
  color: var(--muted);
  background: rgba(16, 14, 12, 0.54);
}

.nav a.is-active,
.nav a:hover {
  border-color: rgba(255, 177, 95, 0.42);
  color: var(--text);
}

.section {
  margin-top: 4.5rem;
}

.hero,
.intel-strip,
.story,
.timeline,
.faq,
.sources {
  position: relative;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(340px, 0.95fr);
  gap: 1.8rem;
  align-items: stretch;
}

.hero-copy,
.art-card,
.intel-card,
.story-panel,
.quote-panel,
.timeline-card,
.faq-list details,
.source-card {
  background:
    linear-gradient(180deg, rgba(25, 23, 19, 0.94), rgba(13, 12, 11, 0.95)),
    linear-gradient(135deg, rgba(255, 177, 95, 0.08), transparent 48%);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.hero-copy {
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  overflow: hidden;
}

.hero-copy::before {
  content: "";
  position: absolute;
  right: -10rem;
  top: -9rem;
  width: 22rem;
  height: 22rem;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 168, 88, 0.26), transparent 72%);
  pointer-events: none;
}

.eyebrow,
.card-kicker,
.source-label,
.year-chip,
.art-foot,
.quote-source {
  font-family: "IBM Plex Mono", monospace;
  text-transform: uppercase;
  letter-spacing: 0.16em;
}

.eyebrow,
.card-kicker,
.source-label {
  color: var(--accent-strong);
  font-size: 0.8rem;
}

h1,
h2,
h3,
summary {
  margin: 0;
  font-family: "Big Shoulders", sans-serif;
  letter-spacing: 0.02em;
}

h1 {
  font-size: clamp(4rem, 11vw, 8rem);
  line-height: 0.88;
}

h2 {
  font-size: clamp(2.4rem, 5vw, 4rem);
  line-height: 0.92;
}

h3 {
  font-size: 1.6rem;
  line-height: 0.94;
}

p {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

.hero-dek {
  max-width: 58ch;
  margin-top: 1.1rem;
  font-size: 1.05rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 1.6rem;
}

.button,
.faq-jump {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0.8rem 1.15rem;
  border-radius: 999px;
  font-family: "IBM Plex Mono", monospace;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.8rem;
}

.button-primary {
  background: linear-gradient(180deg, var(--accent-strong), var(--accent));
  color: #160d06;
}

.button-secondary,
.faq-jump {
  border: 1px solid var(--line-strong);
  color: var(--text);
  background: rgba(17, 14, 11, 0.72);
}

.hero-notes {
  margin-top: 1.4rem;
  display: grid;
  gap: 0.7rem;
}

.signal-note {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--text);
}

.signal-dot {
  width: 0.6rem;
  height: 0.6rem;
  border-radius: 50%;
  background: var(--accent-strong);
  box-shadow: 0 0 18px rgba(255, 177, 95, 0.8);
}

.disclosure {
  max-width: 62ch;
  font-size: 0.95rem;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem;
  margin-top: 1.8rem;
}

.stat-card {
  padding: 1rem 1.1rem;
  border-radius: var(--radius-sm);
  background: rgba(255, 177, 95, 0.04);
  border: 1px solid rgba(255, 177, 95, 0.14);
}

.stat-card dt {
  font-family: "IBM Plex Mono", monospace;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.72rem;
  color: var(--ash);
}

.stat-card dd {
  margin: 0.55rem 0 0;
  color: var(--text);
  font-size: 1rem;
}

.art-card {
  border-radius: var(--radius-xl);
  padding: 1rem;
}

.art-head,
.art-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.65rem 0.45rem 0.9rem;
}

.art-head p:last-child {
  text-align: right;
  font-size: 0.9rem;
}

.art-card img {
  width: 100%;
  border-radius: calc(var(--radius-xl) - 0.7rem);
  border: 1px solid rgba(255, 177, 95, 0.14);
}

.art-foot {
  padding: 0.9rem 0.45rem 0.3rem;
  color: var(--ash);
  font-size: 0.72rem;
}

.section-heading {
  max-width: 60rem;
}

.section-heading p:last-child {
  margin-top: 0.75rem;
}

.intel-grid,
.source-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1.5rem;
}

.intel-card,
.source-card,
.timeline-card {
  border-radius: var(--radius-lg);
  padding: 1.35rem;
}

.intel-card h3,
.timeline-card h3,
.source-card strong {
  margin-top: 0.65rem;
}

.story-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(300px, 0.85fr);
  gap: 1rem;
  margin-top: 1.5rem;
}

.story-panel,
.quote-panel {
  border-radius: var(--radius-xl);
  padding: 1.5rem;
}

.story-panel {
  display: grid;
  gap: 1rem;
}

.quote-panel {
  position: relative;
  overflow: hidden;
}

.quote-panel::before {
  content: "";
  position: absolute;
  inset: auto -4rem -5rem auto;
  width: 14rem;
  height: 14rem;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 177, 95, 0.18), transparent 70%);
}

.quote-copy {
  position: relative;
  color: var(--text);
  font-family: "Big Shoulders", sans-serif;
  font-size: clamp(2.1rem, 6vw, 3.8rem);
  line-height: 0.92;
}

.quote-source {
  position: relative;
  margin-top: 1rem;
  font-size: 0.72rem;
  color: var(--ash);
}

.timeline-track {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1.6rem;
}

.year-chip {
  display: inline-flex;
  padding: 0.38rem 0.56rem;
  border-radius: 999px;
  background: rgba(255, 177, 95, 0.08);
  color: var(--accent-strong);
  font-size: 0.72rem;
}

.faq-list {
  display: grid;
  gap: 0.9rem;
  margin-top: 1.5rem;
}

.faq-list details {
  border-radius: var(--radius-lg);
  padding: 1.1rem 1.2rem;
}

.faq-list summary {
  cursor: pointer;
  font-size: 1.4rem;
  list-style: none;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list p {
  margin-top: 0.8rem;
  max-width: 72ch;
}

.faq-jump {
  margin-top: 1.2rem;
}

.source-card {
  display: grid;
  gap: 0.55rem;
}

.source-card span:last-child {
  color: var(--muted);
}

[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity 480ms ease,
    transform 480ms ease;
}

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

@media (max-width: 1080px) {
  .hero,
  .story-grid,
  .intel-grid,
  .timeline-track,
  .source-grid {
    grid-template-columns: 1fr;
  }

  .art-head,
  .art-foot {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 720px) {
  .page-shell {
    width: min(var(--max-width), calc(100% - 1rem));
  }

  .topbar {
    padding-top: 0.85rem;
  }

  .hero-copy,
  .art-card,
  .story-panel,
  .quote-panel,
  .intel-card,
  .timeline-card,
  .faq-list details,
  .source-card {
    border-radius: 1.35rem;
  }

  .hero-copy {
    padding: 1.4rem;
  }

  .hero-stats {
    grid-template-columns: 1fr;
  }

  .nav {
    justify-content: flex-start;
  }

  .nav a {
    padding-inline: 0.8rem;
  }

  .section {
    margin-top: 3.25rem;
  }
}