:root {
  --case-ink: #312821;
  --case-cocoa: #694832;
  --case-muted: #75685f;
  --case-soft: #a29489;
  --case-paper: #fbf7f0;
  --case-paper-bright: #fffdf9;
  --case-wash: #f8e8d7;
  --case-orange: #f17c27;
  --case-orange-dark: #bd571b;
  --case-line: rgba(79, 57, 43, .18);
  --case-line-strong: rgba(79, 57, 43, .3);
  --case-reading: 820px;
  --case-wide: 980px;
}

html { scroll-padding-top: calc(94px + var(--beta-banner-height, 0px)); }
body.case-study-page {
  color: var(--case-ink);
  background: var(--case-paper) !important;
}
body.case-study-page::before { display: none; }
.case-study-page #main-content {
  position: relative;
  z-index: 1;
  overflow: clip;
}
.case-study-page #nav { border-bottom-color: rgba(79, 57, 43, .1); }

.reading-shell {
  width: min(var(--case-reading), calc(100% - 48px));
  margin-inline: auto;
}

/* Opening — intentionally typographic, without a product screenshot. */
.analysis-hero {
  position: relative;
  isolation: isolate;
  padding: clamp(7.5rem, 13vw, 11rem) 0 clamp(6.5rem, 11vw, 9rem);
}
.analysis-hero::before {
  content: '';
  position: absolute;
  z-index: -1;
  top: -1px;
  left: 50%;
  width: 100vw;
  height: 100%;
  transform: translateX(-50%);
  background:
    radial-gradient(circle at 79% 20%, rgba(241, 124, 39, .12), transparent 27%),
    linear-gradient(180deg, rgba(251, 247, 240, 0) 0%, rgba(249, 229, 209, .68) 32%, rgba(251, 247, 240, 0) 100%);
}
.analysis-series,
.chapter-label {
  color: var(--case-orange-dark);
  font-size: .73rem;
  font-weight: 800;
  letter-spacing: .15em;
  text-transform: uppercase;
}
.analysis-series {
  display: flex;
  align-items: center;
  gap: .75rem;
}
.analysis-series::before {
  content: '';
  width: 34px;
  height: 2px;
  background: var(--case-orange);
}
.analysis-hero h1 {
  max-width: 800px;
  margin-top: 1.4rem;
  color: var(--case-ink);
  font-size: clamp(3.6rem, 8.2vw, 7.35rem);
  font-weight: 600;
  line-height: .91;
  letter-spacing: -.07em;
  text-wrap: balance;
}
.analysis-hero h1 em {
  color: var(--case-orange);
  font-family: var(--font-display-en);
  font-weight: 600;
}
.analysis-deck {
  max-width: 720px;
  margin-top: 2rem;
  color: var(--case-cocoa);
  font-size: clamp(1.15rem, 2.2vw, 1.45rem);
  font-weight: 500;
  line-height: 1.62;
  text-wrap: pretty;
}
.analysis-abstract {
  max-width: 700px;
  margin-top: clamp(3.5rem, 7vw, 5.5rem);
  padding-top: 2rem;
  border-top: 1px solid var(--case-line-strong);
}
.analysis-abstract p {
  color: var(--case-muted);
  font-size: 1.04rem;
  line-height: 1.86;
}
.analysis-abstract p + p { margin-top: 1.15rem; }
.analysis-meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin-top: 3rem;
  border-block: 1px solid var(--case-line);
}
.analysis-meta div {
  padding-block: 1.15rem;
  padding-inline-end: 1.35rem;
}
.analysis-meta div + div {
  padding-inline-start: 1.35rem;
  border-inline-start: 1px solid var(--case-line);
}
.analysis-meta dt {
  color: var(--case-soft);
  font-size: .63rem;
  font-weight: 800;
  letter-spacing: .11em;
  text-transform: uppercase;
}
.analysis-meta dd {
  margin-top: .35rem;
  color: var(--case-ink);
  font-size: .91rem;
  font-weight: 700;
}
.evidence-note {
  display: flex;
  align-items: flex-start;
  gap: .65rem;
  margin-top: 1.25rem;
  color: var(--case-soft);
  font-size: .75rem;
  line-height: 1.55;
}
.evidence-note span {
  flex: 0 0 auto;
  width: 7px;
  height: 7px;
  margin-top: .28rem;
  border-radius: 50%;
  background: var(--case-orange);
}

/* Article rhythm */
.analysis-article { position: relative; }
.analysis-chapter {
  position: relative;
  isolation: isolate;
  padding: clamp(6.75rem, 11vw, 10rem) 0;
}
.analysis-chapter + .analysis-chapter::after {
  content: '';
  position: absolute;
  z-index: -2;
  top: 0;
  left: 50%;
  width: min(1120px, calc(100% - 48px));
  height: 1px;
  transform: translateX(-50%);
  background: linear-gradient(90deg, transparent, var(--case-line), transparent);
}
.chapter-emphasis::before {
  content: '';
  position: absolute;
  z-index: -1;
  inset: -2.5rem 50% -2.5rem auto;
  width: 100vw;
  transform: translateX(50%);
  background: linear-gradient(180deg,
    rgba(248, 232, 215, 0) 0%,
    rgba(248, 232, 215, .72) 8%,
    rgba(248, 232, 215, .72) 92%,
    rgba(248, 232, 215, 0) 100%);
}
.analysis-chapter h2,
.analysis-ending h2 {
  max-width: 760px;
  margin-top: 1rem;
  color: var(--case-ink);
  font-size: clamp(2.55rem, 6vw, 5.25rem);
  font-weight: 600;
  line-height: 1;
  letter-spacing: -.055em;
  text-wrap: balance;
}
.chapter-lede {
  max-width: 720px;
  margin: 1.5rem 0 clamp(3.5rem, 7vw, 5rem);
  color: var(--case-cocoa);
  font-size: clamp(1.12rem, 2.1vw, 1.36rem);
  font-weight: 500;
  line-height: 1.7;
}
.analysis-chapter h3 {
  margin: clamp(3.8rem, 7vw, 5.75rem) 0 1rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--case-line);
  color: var(--case-ink);
  font-size: clamp(1.55rem, 3vw, 2.15rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -.025em;
}
.analysis-chapter h3:first-of-type { margin-top: 0; }
.analysis-chapter .reading-shell > p:not(.chapter-label):not(.chapter-lede) {
  color: var(--case-muted);
  font-size: clamp(1rem, 1.5vw, 1.08rem);
  line-height: 1.88;
}
.analysis-chapter .reading-shell > p + p { margin-top: 1.15rem; }

/* Editorial asides and principles */
.analysis-note {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr);
  gap: 1.5rem;
  margin: 3rem 0;
  padding: 1.5rem 0;
  border-block: 1px solid var(--case-line-strong);
}
.analysis-note > span {
  color: var(--case-orange-dark);
  font-size: .69rem;
  font-weight: 800;
  letter-spacing: .13em;
  text-transform: uppercase;
}
.analysis-note p {
  color: var(--case-ink);
  font-size: 1.04rem;
  font-weight: 600;
  line-height: 1.65;
}
.decision-note { border-top-color: var(--case-orange); }
.tradeoff-note p { font-weight: 500; }
.analysis-principle {
  max-width: 690px;
  margin: clamp(4rem, 8vw, 6.5rem) auto;
  padding-block: .3rem;
  padding-inline-start: clamp(1.5rem, 4vw, 3rem);
  border-inline-start: 3px solid var(--case-orange);
  color: var(--case-ink);
  font-family: var(--font-display-en);
  font-size: clamp(1.75rem, 4vw, 3rem);
  font-weight: 600;
  line-height: 1.28;
}
.analysis-principle.secondary {
  color: var(--case-cocoa);
  font-size: clamp(1.55rem, 3.4vw, 2.55rem);
}

/* Supporting UI figures — evidence, not the visual narrative. */
.article-figure {
  width: min(var(--case-wide), calc(100vw - 64px));
  margin: clamp(3.5rem, 8vw, 6.5rem) 0;
  margin-inline-start: 50%;
  transform: translateX(-50%);
}
.article-figure-medium { width: min(900px, calc(100vw - 64px)); }
.article-figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--case-line);
  border-radius: 16px;
  background: var(--case-paper-bright);
  box-shadow: 0 20px 60px rgba(75, 49, 31, .08);
}
.article-figure figcaption,
.analysis-diagram figcaption {
  margin-top: 1rem;
  color: var(--case-soft);
  font-size: .78rem;
  line-height: 1.6;
}
.article-figure figcaption strong,
.analysis-diagram figcaption strong { color: var(--case-cocoa); }

/* Chapter one: a system, not a list of screens. */
.analysis-diagram {
  width: min(var(--case-wide), calc(100vw - 64px));
  margin: clamp(4rem, 8vw, 7rem) 0;
  margin-inline-start: 50%;
  padding: clamp(2rem, 5vw, 3.5rem) 0;
  transform: translateX(-50%);
  border-block: 1px solid var(--case-line-strong);
}
.system-context-diagram {
  display: grid;
  grid-template-columns: 1fr minmax(240px, .9fr);
  gap: clamp(2rem, 6vw, 5rem);
  align-items: center;
}
.context-modules {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0 2rem;
}
.context-modules span {
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--case-line);
  color: var(--case-muted);
  font-size: .88rem;
  font-weight: 700;
}
.context-modules span::before {
  content: '→';
  margin-inline-end: .7rem;
  color: var(--case-orange);
}
.context-core {
  min-height: 210px;
  display: grid;
  align-content: center;
  padding: 2.25rem;
  border-inline-start: 3px solid var(--case-orange);
  background: linear-gradient(90deg, rgba(241, 124, 39, .08), transparent) !important;
}
.context-core strong {
  color: var(--case-ink);
  font-size: 1.5rem;
  line-height: 1.15;
}
.context-core small {
  display: block;
  margin-top: .75rem;
  color: var(--case-muted);
  font-size: .76rem;
  line-height: 1.65;
}
.system-context-diagram figcaption { grid-column: 1 / -1; }

/* Chapter two: decisions around money. */
.analysis-tension {
  display: grid;
  grid-template-columns: 1fr 1fr;
  margin: 3rem 0 5rem;
  border-block: 1px solid var(--case-line-strong);
}
.analysis-tension > div {
  padding-block: 1.75rem;
  padding-inline-end: 2rem;
}
.analysis-tension > div + div {
  padding-inline-start: 2rem;
  border-inline-start: 1px solid var(--case-line);
}
.analysis-tension span,
.analysis-alternatives > section > span,
.beta-state > section > span {
  color: var(--case-orange-dark);
  font-size: .66rem;
  font-weight: 800;
  letter-spacing: .11em;
  text-transform: uppercase;
}
.analysis-tension h4,
.analysis-alternatives h4,
.tradeoff-ledger h4 {
  margin-top: .55rem;
  color: var(--case-ink);
  font-size: 1.16rem;
  line-height: 1.25;
}
.analysis-tension p,
.analysis-alternatives p,
.tradeoff-ledger p {
  margin-top: .55rem;
  color: var(--case-muted);
  font-size: .91rem;
  line-height: 1.7;
}
.analysis-alternatives { border-top: 1px solid var(--case-line-strong); }
.analysis-alternatives > section {
  display: grid;
  grid-template-columns: 80px 190px minmax(0, 1fr);
  column-gap: 1.5rem;
  align-items: baseline;
  padding: 1.65rem 0;
  border-bottom: 1px solid var(--case-line);
}
.analysis-alternatives h4,
.analysis-alternatives p { margin-top: 0; }
.analysis-alternatives p + p {
  grid-column: 3;
  margin-top: .45rem;
}
.offline-transaction-diagram { padding-bottom: 2.5rem; }
.diagram-sequence {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
  align-items: stretch;
}
.diagram-sequence > div {
  min-height: 130px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 1.25rem;
  border: 1px solid var(--case-line);
  background: rgba(255, 253, 249, .44) !important;
}
.diagram-sequence small,
.diagram-outcomes small,
.sync-results small {
  display: block;
  margin-bottom: .65rem;
  color: var(--case-orange-dark);
  font-size: .63rem;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.diagram-sequence strong { color: var(--case-ink); font-size: .9rem; line-height: 1.35; }
.diagram-sequence > i {
  display: grid;
  place-items: center;
  width: 28px;
  color: var(--case-orange);
  font-style: normal;
}
.diagram-outcomes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin: 2rem 0 0 calc(25% + 21px);
  padding-top: 1.5rem;
  border-top: 1px solid var(--case-line);
}
.diagram-outcomes span {
  color: var(--case-muted);
  font-size: .82rem;
  line-height: 1.55;
}

/* Chapter three: stable identity through uncertain transport. */
.sync-lifecycle-diagram {
  display: grid;
  grid-template-columns: minmax(220px, .85fr) 1.5fr;
  gap: clamp(2rem, 7vw, 6rem);
  align-items: center;
}
.sync-spine { display: grid; justify-items: stretch; }
.sync-spine span {
  display: flex;
  align-items: center;
  gap: .85rem;
  padding: .85rem 0;
  border-bottom: 1px solid var(--case-line);
  color: var(--case-ink);
  font-size: .9rem;
  font-weight: 700;
}
.sync-spine span small {
  color: var(--case-orange-dark);
  font-size: .62rem;
}
.sync-spine b {
  height: 16px;
  padding-inline-start: .75rem;
  color: var(--case-orange);
  font-weight: 500;
  line-height: 16px;
}
.sync-results {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--case-line) !important;
  border: 1px solid var(--case-line);
}
.sync-results span {
  min-height: 145px;
  padding: 1.25rem;
  color: var(--case-muted);
  background: var(--case-paper-bright) !important;
  font-size: .82rem;
  line-height: 1.55;
}
.sync-lifecycle-diagram figcaption { grid-column: 1 / -1; }
.connection-states {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .75rem;
  margin: 2rem 0;
  padding: 1.35rem 0;
  border-block: 1px solid var(--case-line);
}
.connection-states span {
  color: var(--case-ink);
  font-size: .78rem;
  font-weight: 800;
}
.connection-states i { color: var(--case-orange); font-style: normal; }

/* Chapter four: direction, roles, and PWA startup. */
.rtl-comparison-figure {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}
.rtl-comparison-figure > div { min-width: 0; }
.rtl-comparison-figure > div > span {
  display: block;
  margin-bottom: .7rem;
  color: var(--case-orange-dark);
  font-size: .68rem;
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.rtl-comparison-figure img { border-radius: 10px; }
.rtl-comparison-figure figcaption { grid-column: 1 / -1; }
.pwa-boot-diagram { width: min(860px, calc(100vw - 64px)); }
.pwa-steps {
  display: grid;
  grid-template-columns: repeat(11, auto);
  align-items: center;
  justify-content: space-between;
}
.pwa-steps span {
  width: 112px;
  min-height: 112px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 1rem;
  border-top: 2px solid var(--case-orange);
  color: var(--case-ink);
  background: rgba(255, 253, 249, .55) !important;
  font-size: .76rem;
  font-weight: 700;
  line-height: 1.35;
}
.pwa-steps span small { color: var(--case-orange-dark); font-size: .61rem; }
.pwa-steps i { color: var(--case-orange); font-style: normal; }

/* Chapter five: what is known and what remains open. */
.tradeoff-ledger { border-top: 1px solid var(--case-line-strong); }
.tradeoff-ledger section {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 2rem;
  padding: 1.45rem 0;
  border-bottom: 1px solid var(--case-line);
}
.tradeoff-ledger h4,
.tradeoff-ledger p { margin-top: 0; }
.beta-state {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  margin-top: 2rem;
  padding-block: 2rem;
  border-block: 1px solid var(--case-line-strong);
}
.beta-state section + section {
  padding-inline-start: 3rem;
  border-inline-start: 1px solid var(--case-line);
}
.beta-state ul { margin-top: 1rem; list-style: none; }
.beta-state li {
  position: relative;
  padding: .55rem 0 .55rem 1.25rem;
  color: var(--case-muted);
  font-size: .9rem;
  line-height: 1.55;
}
.beta-state li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--case-orange);
}
.open-questions {
  margin-top: 2rem;
  list-style: none;
  counter-reset: case-question;
  border-top: 1px solid var(--case-line-strong);
}
.open-questions li {
  counter-increment: case-question;
  display: grid;
  grid-template-columns: 55px minmax(0, 1fr);
  gap: 1rem;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--case-line);
  color: var(--case-ink);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.55;
}
.open-questions li::before {
  content: counter(case-question, decimal-leading-zero);
  color: var(--case-orange-dark);
  font-size: .67rem;
  font-weight: 800;
  letter-spacing: .08em;
}
.result-note { margin-top: 4rem; }

/* Understated close. */
.analysis-ending {
  position: relative;
  isolation: isolate;
  padding: clamp(7rem, 12vw, 10rem) 0;
  text-align: center;
}
.analysis-ending::before {
  content: '';
  position: absolute;
  z-index: -1;
  inset: 0 50% 0 auto;
  width: 100vw;
  transform: translateX(50%);
  background: linear-gradient(180deg, rgba(248, 232, 215, 0), rgba(248, 232, 215, .75) 24%, rgba(248, 232, 215, .75) 76%, rgba(248, 232, 215, 0));
}
.analysis-ending h2 { margin-inline: auto; }
.analysis-ending > .reading-shell > p:not(.chapter-label) {
  max-width: 680px;
  margin: 1.5rem auto 0;
  color: var(--case-muted);
  font-size: 1.05rem;
  line-height: 1.8;
}
.analysis-ending-actions {
  display: flex;
  justify-content: center;
  gap: .8rem;
  margin-top: 2.5rem;
}
.case-btn {
  min-width: 230px;
  min-height: 58px;
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: .62rem .68rem .62rem 1.45rem;
  border: 1px solid transparent;
  border-radius: 999px;
  color: var(--case-ink);
  font-size: .91rem;
  font-weight: 800;
  text-decoration: none;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.case-btn span {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  border-radius: 50%;
  font-size: 1.05rem;
}
.case-btn-primary {
  color: #fff;
  background: var(--case-orange);
  box-shadow: 0 14px 32px rgba(189, 87, 27, .2);
}
.case-btn-primary span { background: rgba(255, 255, 255, .2); }
.case-btn-secondary {
  border-color: var(--case-line-strong);
  background: rgba(255, 253, 249, .62);
}
.case-btn-secondary span {
  color: var(--case-orange-dark);
  background: var(--case-wash);
}
.case-btn:hover { transform: translateY(-2px); }
.case-btn-primary:hover { box-shadow: 0 18px 38px rgba(189, 87, 27, .26); }
.case-btn-secondary:hover { background: var(--case-paper-bright); }

/* Arabic keeps the same editorial hierarchy, with appropriate type and direction. */
html[dir='rtl'] .case-study-page,
body.lang-ar.case-study-page { font-family: var(--font-body-ar); }
html[dir='rtl'] .analysis-hero h1,
html[dir='rtl'] .analysis-chapter h2,
html[dir='rtl'] .analysis-ending h2,
html[dir='rtl'] .analysis-principle {
  font-family: var(--font-display-ar);
  letter-spacing: 0;
}
html[dir='rtl'] .analysis-hero h1 em { font-family: var(--font-display-ar); }
html[dir='rtl'] .analysis-series::before { order: 2; }
html[dir='rtl'] .context-modules span::before { content: '←'; }
html[dir='rtl'] .diagram-sequence > i,
html[dir='rtl'] .connection-states i { transform: scaleX(-1); }
html[dir='rtl'] .beta-state li { padding: .55rem 1.25rem .55rem 0; }
html[dir='rtl'] .beta-state li::before { right: 0; left: auto; }
html[dir='rtl'] .case-btn { padding: .62rem 1.45rem .62rem .68rem; }
html[dir='rtl'] .case-btn span { transform: scaleX(-1); }

@media (max-width: 900px) {
  .reading-shell { width: min(var(--case-reading), calc(100% - 40px)); }
  .article-figure,
  .article-figure-medium,
  .analysis-diagram,
  .pwa-boot-diagram { width: calc(100vw - 40px); }
  .system-context-diagram { grid-template-columns: 1fr; gap: 2rem; }
  .context-core { min-height: 0; }
  .sync-lifecycle-diagram { grid-template-columns: 1fr; }
  .sync-results { grid-template-columns: repeat(3, 1fr); }
  .pwa-steps {
    grid-template-columns: 1fr;
    justify-content: stretch;
  }
  .pwa-steps span {
    width: 100%;
    min-height: 0;
    flex-direction: row;
    justify-content: flex-start;
    gap: 1rem;
    padding: 1rem 0;
    border-top: 0;
    border-bottom: 1px solid var(--case-line);
    background: transparent !important;
  }
  .pwa-steps i { height: 12px; padding-inline-start: .75rem; line-height: 12px; }
}

@media (max-width: 700px) {
  .analysis-hero { padding: 6.25rem 0 5.5rem; }
  .analysis-hero h1 { font-size: clamp(3.1rem, 16vw, 5rem); line-height: .94; }
  .analysis-deck { font-size: 1.08rem; line-height: 1.65; }
  .analysis-abstract { margin-top: 3rem; }
  .analysis-meta { grid-template-columns: 1fr; }
  .analysis-meta div { padding: .9rem 0; }
  .analysis-meta div + div {
    padding-inline-start: 0;
    border-top: 1px solid var(--case-line);
    border-inline-start: 0;
  }
  .analysis-chapter { padding: 5.75rem 0; }
  .analysis-chapter h2,
  .analysis-ending h2 { font-size: clamp(2.45rem, 12vw, 3.75rem); }
  .chapter-lede { margin-bottom: 3.25rem; font-size: 1.05rem; }
  .analysis-note { grid-template-columns: 1fr; gap: .65rem; }
  .analysis-principle { margin-block: 4rem; }
  .analysis-tension { grid-template-columns: 1fr; }
  .analysis-tension > div { padding: 1.5rem 0; }
  .analysis-tension > div + div {
    padding-inline-start: 0;
    border-top: 1px solid var(--case-line);
    border-inline-start: 0;
  }
  .analysis-alternatives > section {
    grid-template-columns: 62px minmax(0, 1fr);
    row-gap: .7rem;
  }
  .analysis-alternatives p,
  .analysis-alternatives p + p { grid-column: 2; }
  .diagram-sequence { grid-template-columns: 1fr; }
  .diagram-sequence > div { min-height: 0; }
  .diagram-sequence > i {
    width: auto;
    height: 24px;
    transform: rotate(90deg);
  }
  .diagram-outcomes {
    grid-template-columns: 1fr;
    gap: 1.25rem;
    margin-inline-start: 0;
  }
  .sync-results { grid-template-columns: 1fr; }
  .sync-results span { min-height: 0; }
  .connection-states { align-items: stretch; flex-direction: column; }
  .connection-states i { height: 12px; padding-inline-start: 1rem; transform: rotate(90deg); }
  .rtl-comparison-figure { grid-template-columns: 1fr; }
  .rtl-comparison-figure figcaption { grid-column: auto; }
  .tradeoff-ledger section { grid-template-columns: 1fr; gap: .55rem; }
  .beta-state { grid-template-columns: 1fr; gap: 0; }
  .beta-state section { padding-block: .75rem 1.5rem; }
  .beta-state section + section {
    padding: 1.5rem 0 .75rem;
    border-top: 1px solid var(--case-line);
    border-inline-start: 0;
  }
  .analysis-ending-actions { flex-direction: column; }
  .case-btn { width: 100%; }
}

@media (max-width: 440px) {
  .reading-shell { width: calc(100% - 32px); }
  .article-figure,
  .article-figure-medium,
  .analysis-diagram,
  .pwa-boot-diagram { width: calc(100vw - 32px); }
  .analysis-hero { padding-top: 5.5rem; }
  .analysis-hero h1 { font-size: clamp(2.95rem, 15vw, 4rem); }
  .analysis-series,
  .chapter-label { font-size: .66rem; }
  .analysis-deck { margin-top: 1.5rem; }
  .analysis-abstract p,
  .analysis-chapter .reading-shell > p:not(.chapter-label):not(.chapter-lede) { font-size: 1rem; }
  .analysis-chapter { padding: 5rem 0; }
  .analysis-chapter h3 { margin-top: 3.25rem; }
  .context-modules { grid-template-columns: 1fr; }
  .context-core { padding: 1.5rem; }
  .analysis-alternatives > section { grid-template-columns: 1fr; }
  .analysis-alternatives p,
  .analysis-alternatives p + p { grid-column: auto; }
  .open-questions li { grid-template-columns: 42px minmax(0, 1fr); }
  .article-figure img { border-radius: 10px; }
}

@media (prefers-reduced-motion: reduce) {
  .case-btn { transition: none; }
}