:root {
  --navy: #131c2e;
  --ink: #1b2740;
  --gold: #c2912f;
  --gold-deep: #a8791f;
  --paper: #faf9f6;
  --paper-deep: #f2f0ea;
  --muted: #626b7c;
  --rule: rgba(27, 39, 64, 0.16);
  --white: #fff;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; overflow-x: hidden; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Archivo", system-ui, sans-serif;
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; }
img { max-width: 100%; }
.shell { width: min(1180px, calc(100% - 40px)); margin-inline: auto; }
.mono { font-family: "IBM Plex Mono", ui-monospace, monospace; }
.eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 18px;
  color: var(--gold-deep);
  font: 600 0.72rem/1.4 "IBM Plex Mono", ui-monospace, monospace;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
.eyebrow::before { content: ""; width: 34px; height: 2px; background: var(--gold); }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(250, 249, 246, 0.96);
  border-bottom: 1px solid var(--rule);
  backdrop-filter: blur(10px);
}
.header-inner { min-height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; }
.brand img { width: 42px; height: 42px; object-fit: contain; }
.brand-copy { display: grid; line-height: 1; }
.brand-copy strong { font-size: 1.18rem; letter-spacing: 0.08em; }
.brand-copy small { margin-top: 5px; color: var(--gold-deep); font: 500 0.52rem/1 "IBM Plex Mono", monospace; letter-spacing: 0.2em; text-transform: uppercase; }
.main-nav { display: flex; align-items: center; gap: 24px; }
.main-nav a { color: #4a5876; font-size: 0.9rem; font-weight: 600; text-decoration: none; }
.main-nav a[aria-current="page"] { color: var(--ink); border-bottom: 2px solid var(--gold); }

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.blog-index-hero {
  padding: clamp(58px, 8vw, 96px) 0;
  background: var(--navy);
  color: var(--white);
  border-bottom: 5px solid var(--gold);
}
.blog-index-hero h1 {
  margin: 0;
  font-size: clamp(3rem, 8vw, 6.5rem);
  line-height: 0.95;
  letter-spacing: -0.055em;
}
.article-index { padding: clamp(58px, 8vw, 96px) 0; }
.article-entry {
  display: grid;
  grid-template-columns: minmax(130px, 180px) minmax(0, 1fr);
  gap: 30px;
  align-items: start;
  padding: 34px 0;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}
.article-entry time {
  color: var(--gold-deep);
  font: 600 0.72rem/1.5 "IBM Plex Mono", monospace;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.article-entry h2 {
  margin: 0;
  max-width: 26ch;
  font-size: clamp(1.55rem, 3.2vw, 2.55rem);
  line-height: 1.08;
  letter-spacing: -0.035em;
}
.article-entry h2 a { text-decoration: none; }
.article-entry h2 a:hover { color: var(--gold-deep); }

.hero { background: var(--navy); color: var(--white); border-bottom: 5px solid var(--gold); }
.hero-inner { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(260px, 0.65fr); min-height: 560px; }
.hero-inner > * { min-width: 0; }
.hero-copy { min-width: 0; padding: clamp(70px, 9vw, 126px) clamp(30px, 7vw, 92px) clamp(70px, 9vw, 116px) 0; }
.hero .eyebrow { color: #e4c57e; }
.hero h1 { margin: 0; max-width: 10ch; font-size: clamp(3.2rem, 8vw, 6.8rem); line-height: 0.88; letter-spacing: -0.055em; }
.hero h1 span { display: block; color: var(--gold); }
.hero-lede { max-width: 58ch; margin: 30px 0 0; color: rgba(255,255,255,0.72); font-size: clamp(1rem, 1.6vw, 1.2rem); overflow-wrap: anywhere; }
.drawing-register {
  position: relative;
  display: grid;
  grid-template-rows: repeat(4, 1fr);
  border-left: 1px solid rgba(255,255,255,0.18);
}
.register-row { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 20px 24px; border-bottom: 1px solid rgba(255,255,255,0.14); }
.register-row b { color: #e4c57e; font: 500 0.7rem/1.4 "IBM Plex Mono", monospace; letter-spacing: 0.14em; }
.register-row span { min-width: 0; color: rgba(255,255,255,0.72); font-size: 0.88rem; text-align: right; overflow-wrap: anywhere; }

.editorial { padding: clamp(72px, 9vw, 118px) 0; }
.editorial-head { display: grid; grid-template-columns: minmax(0, 1fr) minmax(260px, 0.52fr); gap: 48px; align-items: end; }
.editorial h2 { margin: 0; max-width: 14ch; font-size: clamp(2.3rem, 5vw, 4.25rem); line-height: 0.98; letter-spacing: -0.045em; }
.editorial-note { margin: 0; padding-left: 22px; border-left: 3px solid var(--gold); color: var(--muted); }
.territory-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin-top: 54px; background: var(--rule); border: 1px solid var(--rule); }
.territory { min-height: 310px; padding: 32px; background: var(--white); }
.territory-number { color: var(--gold-deep); font: 500 0.72rem/1 "IBM Plex Mono", monospace; letter-spacing: 0.14em; }
.territory h3 { margin: 70px 0 12px; font-size: 1.45rem; line-height: 1.1; }
.territory p { margin: 0; color: var(--muted); font-size: 0.96rem; }

.issue-strip { background: var(--paper-deep); border-block: 1px solid var(--rule); }
.issue-inner { display: grid; grid-template-columns: 230px 1fr; }
.issue-label { padding: 42px 28px 42px 0; border-right: 1px solid var(--rule); }
.issue-label strong { display: block; font-size: 2.4rem; letter-spacing: -0.05em; }
.issue-label span { color: var(--gold-deep); font: 500 0.65rem/1.5 "IBM Plex Mono", monospace; letter-spacing: 0.15em; text-transform: uppercase; }
.issue-copy { padding: 42px 0 42px 44px; }
.issue-copy h2 { margin: 0; font-size: clamp(1.7rem, 3.2vw, 2.6rem); letter-spacing: -0.03em; }
.issue-copy h2 a { text-decoration: none; }
.issue-copy h2 a:hover { color: var(--gold-deep); }
.issue-copy p { max-width: 66ch; margin: 12px 0 0; color: var(--muted); }
.issue-copy .issue-meta { margin: 0 0 10px; color: var(--gold-deep); font: 600 0.67rem/1.4 "IBM Plex Mono", monospace; letter-spacing: 0.12em; text-transform: uppercase; }
.issue-action { display: inline-flex; align-items: center; gap: 8px; margin-top: 22px; color: var(--ink); font-weight: 700; text-decoration: none; }
.issue-action span { color: var(--gold-deep); }
.status { display: inline-flex; margin-top: 20px; padding: 7px 10px; border: 1px solid var(--gold); color: var(--gold-deep); font: 600 0.66rem/1 "IBM Plex Mono", monospace; letter-spacing: 0.12em; text-transform: uppercase; }

.article-page { background: var(--paper); }
.article-hero { padding: clamp(58px, 8vw, 104px) 0 clamp(52px, 7vw, 88px); background: var(--navy); color: var(--white); border-bottom: 5px solid var(--gold); }
.article-shell { width: min(900px, calc(100% - 40px)); margin-inline: auto; }
.breadcrumbs { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 34px; color: rgba(255,255,255,0.58); font: 500 0.68rem/1.5 "IBM Plex Mono", monospace; letter-spacing: 0.08em; text-transform: uppercase; }
.breadcrumbs a { text-decoration: none; }
.breadcrumbs a:hover { color: #e4c57e; }
.article-hero h1 { max-width: 16ch; margin: 0; font-size: clamp(2.65rem, 7vw, 5.5rem); line-height: 0.96; letter-spacing: -0.055em; }
.article-deck { max-width: 63ch; margin: 28px 0 0; color: rgba(255,255,255,0.72); font-size: clamp(1.02rem, 1.7vw, 1.22rem); }
.article-meta { display: flex; flex-wrap: wrap; gap: 12px 24px; margin-top: 34px; color: #e4c57e; font: 500 0.69rem/1.5 "IBM Plex Mono", monospace; letter-spacing: 0.1em; text-transform: uppercase; }
.article-content { padding: clamp(62px, 8vw, 104px) 0; }
.article-body { max-width: 760px; }
.article-body > p:first-child { color: #394760; font-size: 1.15rem; }
.article-body h2 { margin: 72px 0 20px; font-size: clamp(1.9rem, 4vw, 3rem); line-height: 1.04; letter-spacing: -0.035em; }
.article-body h3 { margin: 42px 0 12px; font-size: 1.28rem; line-height: 1.2; }
.article-body p { margin: 0 0 22px; }
.article-body ul, .article-body ol { margin: 0 0 26px; padding-left: 1.35em; }
.article-body li { margin-bottom: 12px; padding-left: 4px; }
.article-body a { color: #765512; text-decoration-thickness: 1px; text-underline-offset: 3px; }
.article-body strong { color: var(--ink); }
.article-callout { margin: 36px 0 48px; padding: 28px 30px; background: var(--white); border: 1px solid var(--rule); border-left: 4px solid var(--gold); }
.article-callout strong { display: block; margin-bottom: 10px; font: 700 0.72rem/1.5 "IBM Plex Mono", monospace; letter-spacing: 0.12em; text-transform: uppercase; }
.article-callout p:last-child { margin-bottom: 0; }
.article-note { margin: 34px 0; padding: 22px 24px; background: var(--paper-deep); border: 1px solid var(--rule); color: #46536c; font-size: 0.94rem; }
.article-checklist { list-style: none; padding-left: 0 !important; }
.article-checklist li { position: relative; padding: 14px 16px 14px 48px; margin: 0; background: var(--white); border: 1px solid var(--rule); border-bottom: 0; }
.article-checklist li:last-child { border-bottom: 1px solid var(--rule); }
.article-checklist li::before { content: "✓"; position: absolute; left: 18px; color: var(--gold-deep); font-weight: 800; }
.article-sources { margin-top: 72px; padding-top: 32px; border-top: 1px solid var(--rule); }
.article-sources h2 { margin-top: 0; font-size: 1.45rem; }
.article-sources li { font-size: 0.92rem; }
.article-cta { margin-top: 72px; padding: clamp(30px, 5vw, 48px); background: var(--navy); color: var(--white); border-bottom: 4px solid var(--gold); }
.article-cta h2 { margin: 0 0 14px; color: var(--white); }
.article-cta p { color: rgba(255,255,255,0.7); }
.article-cta a { display: inline-flex; margin-top: 8px; padding: 13px 18px; background: var(--gold); color: #20170a; font-weight: 800; text-decoration: none; }
.article-disclaimer { margin-top: 26px; color: var(--muted); font-size: 0.82rem; }

.method { padding: clamp(70px, 9vw, 110px) 0; }
.method-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; margin-top: 42px; border: 1px solid var(--rule); }
.method-step { min-height: 210px; padding: 26px; border-right: 1px solid var(--rule); }
.method-step:last-child { border-right: 0; }
.method-step b { color: var(--gold-deep); font: 600 0.72rem/1 "IBM Plex Mono", monospace; }
.method-step h3 { margin: 44px 0 10px; font-size: 1.05rem; }
.method-step p { margin: 0; color: var(--muted); font-size: 0.88rem; }

.site-footer { background: var(--navy); color: var(--white); }
.footer-inner { min-height: 170px; display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.footer-inner p { margin: 0; color: rgba(255,255,255,0.58); max-width: 42ch; }
.footer-links { display: flex; gap: 22px; flex-wrap: wrap; }
.footer-links a { color: rgba(255,255,255,0.74); font-size: 0.9rem; text-decoration: none; }

a:focus-visible { outline: 3px solid var(--gold); outline-offset: 4px; }
@media (max-width: 850px) {
  .main-nav a:not([aria-current="page"]) { display: none; }
  .hero-inner, .editorial-head { grid-template-columns: 1fr; }
  .hero-copy { padding-right: 0; }
  .drawing-register { grid-template-columns: 1fr 1fr; grid-template-rows: none; border-top: 1px solid rgba(255,255,255,0.18); border-left: 0; }
  .territory-grid { grid-template-columns: 1fr; }
  .territory { min-height: 240px; }
  .territory h3 { margin-top: 44px; }
  .method-grid { grid-template-columns: 1fr 1fr; }
  .method-step:nth-child(2) { border-right: 0; }
  .method-step:nth-child(-n+2) { border-bottom: 1px solid var(--rule); }
}
@media (max-width: 560px) {
  .shell { width: min(100% - 28px, 1180px); }
  .brand-copy small { display: none; }
  .main-nav { display: none; }
  .article-entry { grid-template-columns: 1fr; gap: 14px; }
  .hero-inner { min-height: auto; }
  .hero-copy { padding-block: 76px; }
  .drawing-register { grid-template-columns: 1fr; }
  .register-row { min-height: 82px; }
  .issue-inner { grid-template-columns: 1fr; }
  .issue-label { padding-right: 0; border-right: 0; border-bottom: 1px solid var(--rule); }
  .issue-copy { padding-left: 0; }
  .article-shell { width: calc(100% - 28px); max-width: 900px; }
  .article-hero h1 { max-width: none; }
  .article-callout { padding: 22px 20px; }
  .article-checklist li { padding-left: 42px; }
  .method-grid { grid-template-columns: 1fr; }
  .method-step { border-right: 0; border-bottom: 1px solid var(--rule); }
  .method-step:last-child { border-bottom: 0; }
  .footer-inner { align-items: flex-start; flex-direction: column; padding-block: 42px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }