.article-page {
  background: var(--paper);
}

.article-hero {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
  min-height: 720px;
  color: #fef8f7;
  background: var(--ink);
  border-bottom: 1px solid var(--line-dark);
}

.article-hero-copy {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: clamp(72px, 10vw, 144px) var(--space-page-x) clamp(56px, 7vw, 96px);
}

.article-hero-copy h1 {
  max-width: 920px;
  margin: 24px 0 30px;
  font-family: var(--font-serif);
  font-size: clamp(52px, 7vw, 104px);
  font-weight: 500;
  letter-spacing: -0.055em;
  line-height: 0.92;
}

.article-standfirst {
  max-width: 690px;
  margin: 0;
  color: rgba(255, 253, 248, 0.72);
  font-size: clamp(19px, 2vw, 25px);
  line-height: 1.45;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 26px;
  margin-top: 60px;
  color: rgba(255, 253, 248, 0.55);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.article-hero-visual {
  position: relative;
  min-height: 560px;
  overflow: hidden;
  background: var(--brand-surface-secondary);
  border-left: 1px solid var(--line-dark);
}

.article-cover {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: center;
}

.orbit-system {
  position: relative;
  width: min(34vw, 450px);
  min-width: 300px;
  aspect-ratio: 1;
}

.orbit-ring,
.orbit-core,
.orbit-node {
  position: absolute;
  border-radius: 50%;
}

.orbit-ring {
  inset: 8%;
  border: 1px solid rgba(255, 253, 248, 0.2);
}

.orbit-ring::before {
  position: absolute;
  inset: 22%;
  border: 1px dashed rgba(255, 253, 248, 0.18);
  border-radius: inherit;
  content: "";
}

.orbit-core {
  inset: 36%;
  display: grid;
  place-items: center;
  color: var(--ink);
  background: var(--brand-primary);
  box-shadow: 0 0 0 22px rgba(var(--brand-primary-rgb), 0.1);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.orbit-node {
  width: 78px;
  height: 78px;
  display: grid;
  place-items: center;
  color: var(--content-primary);
  background: var(--paper);
  box-shadow: var(--shadow-lg);
  font-family: var(--font-mono);
  font-size: 10px;
  text-align: center;
  text-transform: uppercase;
}

.orbit-node:nth-of-type(3) { top: 1%; left: 42%; }
.orbit-node:nth-of-type(4) { right: 1%; bottom: 24%; }
.orbit-node:nth-of-type(5) { bottom: 4%; left: 18%; }
.orbit-node:nth-of-type(6) { top: 24%; left: 0; }

.article-shell {
  display: grid;
  grid-template-columns: minmax(180px, 0.32fr) minmax(0, 0.68fr);
  gap: clamp(40px, 8vw, 120px);
  padding: clamp(72px, 10vw, 140px) var(--space-page-x);
}

.article-aside {
  align-self: start;
  position: sticky;
  top: 112px;
  padding-top: 8px;
}

.article-aside span {
  display: block;
  margin-bottom: 14px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.article-aside p {
  max-width: 240px;
  margin: 0;
  font-size: 14px;
  line-height: 1.55;
}

.article-aside ol {
  display: grid;
  gap: 11px;
  margin: 28px 0 0;
  padding: 24px 0 0 20px;
  color: var(--content-secondary);
  border-top: 1px solid var(--line);
  font-size: 13px;
}

.article-body {
  width: min(100%, 820px);
}

.article-body > p,
.article-body > ul,
.article-body > ol {
  max-width: 700px;
  font-size: clamp(18px, 1.7vw, 21px);
  line-height: 1.72;
}

.article-body > p:first-child {
  margin-top: 0;
  font-size: clamp(23px, 2.2vw, 30px);
  letter-spacing: -0.02em;
  line-height: 1.48;
}

.article-body h2 {
  max-width: 760px;
  margin: 2.3em 0 0.75em;
  font-family: var(--font-serif);
  font-size: clamp(36px, 4.5vw, 62px);
  font-weight: 520;
  letter-spacing: -0.045em;
  line-height: 1;
}

.article-body h3 {
  max-width: 700px;
  margin: 2em 0 0.65em;
  font-size: clamp(24px, 2.4vw, 32px);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.1;
}

.article-body strong {
  font-weight: 650;
}

.article-body a {
  color: var(--brand-hover);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
}

.pull-quote {
  max-width: 820px;
  margin: clamp(64px, 8vw, 100px) 0;
  padding: 34px 0 34px clamp(26px, 4vw, 54px);
  border-left: 4px solid var(--brand-primary);
}

.pull-quote p {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(31px, 4vw, 52px);
  font-weight: 520;
  letter-spacing: -0.04em;
  line-height: 1.08;
}

.pull-quote cite {
  display: block;
  margin-top: 22px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 11px;
  font-style: normal;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.system-map {
  width: min(100%, 940px);
  margin: clamp(64px, 8vw, 100px) 0;
  padding: clamp(28px, 5vw, 56px);
  color: #fef8f7;
  background: var(--ink);
  border-radius: var(--radius-lg);
}

.system-map-head {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 44px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line-dark);
}

.system-map-head span {
  color: var(--brand-primary);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.system-map-head small {
  color: rgba(255, 253, 248, 0.55);
}

.system-flow {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.flow-step {
  min-height: 190px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 20px;
  color: var(--ink);
  background: var(--paper);
  border-radius: var(--radius);
}

.flow-step b {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.flow-step strong {
  font-size: 19px;
  line-height: 1.15;
}

.flow-step:last-child {
  color: var(--ink);
  background: var(--brand-primary);
}

.diagnostic {
  margin: clamp(64px, 8vw, 100px) 0;
  padding: clamp(30px, 5vw, 56px);
  background: var(--brand-surface-secondary);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: 9px 9px 0 var(--paper-deep);
}

.diagnostic h3 {
  margin-top: 0;
}

.diagnostic-list {
  display: grid;
  gap: 0;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.diagnostic-list li {
  display: grid;
  grid-template-columns: 30px 1fr;
  gap: 14px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
  font-size: 17px;
  line-height: 1.4;
}

.diagnostic-list li::before {
  color: var(--brand-hover);
  content: "✓";
  font-weight: 700;
}

.article-end {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 40px;
  align-items: end;
  margin-top: clamp(72px, 9vw, 120px);
  padding-top: 36px;
  border-top: 1px solid var(--line);
}

.article-end span {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.article-end p {
  max-width: 560px;
  margin: 10px 0 0;
  font-size: 18px;
  line-height: 1.5;
}

@media (max-width: 920px) {
  .article-hero,
  .article-shell {
    grid-template-columns: 1fr;
  }

  .article-hero-visual {
    min-height: 500px;
    border-top: 1px solid var(--line-dark);
    border-left: 0;
  }

  .orbit-system {
    width: min(70vw, 430px);
  }

  .article-aside {
    position: static;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    padding-bottom: 32px;
    border-bottom: 1px solid var(--line);
  }

  .article-aside ol {
    margin-top: 0;
    padding-top: 0;
    border-top: 0;
  }
}

@media (max-width: 680px) {
  .article-hero-copy {
    padding-top: 72px;
  }

  .article-hero-visual {
    min-height: 410px;
  }

  .orbit-system {
    min-width: 280px;
  }

  .orbit-node {
    width: 64px;
    height: 64px;
    font-size: 8px;
  }

  .article-aside,
  .system-flow,
  .article-end {
    grid-template-columns: 1fr;
  }

  .system-map {
    width: calc(100% + 24px);
    margin-left: -12px;
  }

  .flow-step { min-height: 150px; }
}