.article-hero {
  position: relative;
  padding: clamp(140px, 15vw, 210px) var(--page-pad, 40px) clamp(72px, 9vw, 118px);
  color: var(--white);
  background: radial-gradient(circle at 82% 22%, rgba(255, 52, 52, .18), transparent 25%), linear-gradient(145deg, #0b1423 0%, #05080c 72%);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.article-hero::after {
  position: absolute;
  right: -8vw;
  bottom: -20vw;
  width: 50vw;
  height: 50vw;
  border: 1px solid rgba(255, 255, 255, .08);
  border-radius: 50%;
  content: "";
}

.article-hero > div,
.article-shell {
  width: min(1180px, 100%);
  margin: 0 auto;
}

.article-hero > div { position: relative; z-index: 1; }

.article-hero h1 {
  max-width: 1020px;
  margin: .22em 0 .3em;
  font-size: clamp(48px, 7.2vw, 96px);
  font-weight: 900;
  line-height: .91;
  letter-spacing: -.065em;
  text-wrap: balance;
}

.article-hero > div > p:not(.eyebrow) {
  max-width: 760px;
  margin: 0;
  color: #bdc6d3;
  font-size: clamp(18px, 2vw, 23px);
  line-height: 1.55;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 28px;
  padding-top: 32px;
  margin-top: 36px;
  color: #8f9aaa;
  border-top: 1px solid rgba(255, 255, 255, .15);
  font-size: 10px;
  font-weight: 850;
  letter-spacing: .15em;
  text-transform: uppercase;
}

.article-shell { padding: clamp(58px, 8vw, 105px) 0; }

.migration-note,
.article-answer {
  width: min(960px, calc(100% - 40px));
  margin: 0 auto 34px;
}

.migration-note {
  padding: 18px 22px;
  color: #3f4651;
  background: #ebe7e0;
  border-left: 3px solid var(--red-dark);
}

.migration-note strong,
.article-scope strong,
.article-toc > strong {
  color: #11161d;
  font-size: 10px;
  font-weight: 900;
  letter-spacing: .17em;
  text-transform: uppercase;
}

.migration-note p { margin: .55em 0 0; line-height: 1.6; }

.article-answer {
  position: relative;
  padding: clamp(28px, 4vw, 46px);
  color: var(--white);
  background: #0b1423;
  overflow: hidden;
}

.article-answer::before {
  position: absolute;
  top: 0;
  left: 0;
  width: 86px;
  height: 4px;
  background: var(--red);
  content: "";
}

.article-answer p {
  margin: 0 0 15px;
  color: var(--red);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: .18em;
  text-transform: uppercase;
}

.article-answer strong {
  display: block;
  max-width: 900px;
  font-size: clamp(23px, 3vw, 38px);
  font-weight: 760;
  line-height: 1.25;
  letter-spacing: -.03em;
}

.article-layout {
  display: grid;
  grid-template-columns: 230px minmax(0, 760px);
  gap: clamp(44px, 7vw, 100px);
  width: min(1080px, calc(100% - 40px));
  margin: clamp(54px, 7vw, 88px) auto 0;
  align-items: start;
}

.article-toc {
  position: sticky;
  top: 116px;
  display: grid;
  border-top: 1px solid var(--line-dark);
}

.article-toc > strong { padding: 17px 0; }

.article-toc a {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 10px;
  padding: 13px 0;
  color: #5e6672;
  border-top: 1px solid var(--line-dark);
  font-size: 12px;
  font-weight: 750;
  line-height: 1.35;
}

.article-toc a:hover { color: #0b111a; }
.article-toc a span { color: var(--red-dark); font-size: 9px; letter-spacing: .12em; }

.article-body {
  min-width: 0;
  max-width: 760px;
  padding: 0;
  margin: 0;
  border: 0;
}

.article-body section {
  padding: 0 0 clamp(42px, 6vw, 66px);
  margin: 0 0 clamp(42px, 6vw, 66px);
  border-bottom: 1px solid var(--line-dark);
}

.article-body .article-lead {
  margin: 0 0 clamp(48px, 7vw, 76px);
  color: #252b34;
  font: italic clamp(24px, 3vw, 34px)/1.35 var(--serif);
  letter-spacing: -.025em;
}

.article-body h2,
.article-body h3 {
  color: #0b111a;
  scroll-margin-top: 120px;
  text-wrap: balance;
}

.article-body h2 {
  max-width: 690px;
  margin: 0 0 24px;
  font-size: clamp(35px, 4.4vw, 57px);
  line-height: 1;
  letter-spacing: -.055em;
}

.article-body h3 { margin: 1.7em 0 .6em; font-size: clamp(23px, 3vw, 31px); letter-spacing: -.035em; }

.article-body p,
.article-body li,
.article-body blockquote {
  color: #4c5561;
  font-size: clamp(17px, 1.65vw, 20px);
  line-height: 1.78;
  overflow-wrap: anywhere;
}

.article-body p { margin: 0 0 1.25em; }

.article-body ul,
.article-body ol {
  display: grid;
  gap: 9px;
  padding: 0;
  margin: 30px 0 0;
  list-style: none;
}

.article-body li {
  position: relative;
  padding: 14px 16px 14px 42px;
  background: rgba(11, 20, 35, .045);
  border-top: 1px solid rgba(11, 20, 35, .1);
}

.article-body li::before {
  position: absolute;
  top: 21px;
  left: 18px;
  width: 8px;
  height: 8px;
  background: var(--red-dark);
  content: "";
}

.article-body a {
  color: #11161d;
  text-decoration: underline;
  text-decoration-color: var(--red-dark);
  text-underline-offset: .2em;
  overflow-wrap: anywhere;
}

.article-body table { display: block; max-width: 100%; overflow-x: auto; border-collapse: collapse; }
.article-body th, .article-body td { padding: 12px; border: 1px solid var(--line-dark); }

.article-scope {
  padding: 24px;
  margin: 0;
  color: #d8dee7;
  background: #0b1423;
  border-left: 3px solid var(--red);
}

.article-scope strong { color: var(--white); }
.article-scope p { margin: .7em 0 0; color: #b6c0ce; font-size: 14px; line-height: 1.65; }

.article-related {
  width: min(1080px, calc(100% - 40px));
  padding-top: clamp(66px, 8vw, 104px);
  margin: clamp(66px, 8vw, 104px) auto 0;
  border-top: 1px solid var(--line-dark);
}

.article-related > div:first-child {
  display: flex;
  justify-content: space-between;
  gap: 30px;
  align-items: end;
  margin-bottom: 36px;
}

.article-related h2 {
  max-width: 620px;
  margin: 0;
  color: #0b111a;
  font-size: clamp(36px, 4.4vw, 60px);
  line-height: .95;
  letter-spacing: -.055em;
}

.article-related .label { margin: 0; }

@media (max-width: 800px) {
  .article-hero { padding: 125px 20px 66px; }
  .article-hero h1 { font-size: clamp(46px, 14vw, 67px); }
  .article-shell { padding: 50px 0 74px; }
  .article-layout { grid-template-columns: 1fr; gap: 48px; }
  .article-toc { position: static; }
  .article-related > div:first-child { display: block; }
  .article-related .label { margin-bottom: 24px; }
}

@media (max-width: 520px) {
  .article-meta { display: grid; gap: 8px; }
  .article-answer { width: calc(100% - 32px); padding: 26px 22px; }
  .migration-note, .article-layout, .article-related { width: calc(100% - 32px); }
}