:root {
  --ink: #111111;
  --muted: #646464;
  --paper: #f1f1f1;
  --surface: #ffffff;
  --line: #cfcfcf;
  --accent: #c94545;
  --max: 1180px;
  --narrow: 720px;
  --wide: 960px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "IBM Plex Sans", Arial, sans-serif;
  font-size: 1.125rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }

.shell, .shell-narrow, .shell-wide {
  width: min(calc(100% - 2.5rem), var(--max));
  margin-inline: auto;
}
.shell-narrow { max-width: var(--narrow); }
.shell-wide { max-width: var(--wide); }

.skip-link {
  position: fixed;
  left: 1rem;
  top: -5rem;
  z-index: 20;
  background: var(--ink);
  color: white;
  padding: .65rem 1rem;
}
.skip-link:focus { top: 1rem; }

.site-header {
  border-bottom: 1px solid var(--ink);
  background: rgba(241, 241, 241, .96);
}
.header-inner {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}
.wordmark {
  display: inline-flex;
  align-items: center;
  gap: .7rem;
  font-family: "Space Grotesk", Arial, sans-serif;
  font-weight: 700;
  font-size: 1.12rem;
  text-decoration: none;
  letter-spacing: -.02em;
}
.wordmark-mark {
  width: 25px;
  height: 25px;
  display: flex;
  align-items: end;
  gap: 3px;
}
.wordmark-mark i { width: 6px; display: block; background: var(--ink); }
.wordmark-mark i:nth-child(1) { height: 9px; background: var(--accent); }
.wordmark-mark i:nth-child(2) { height: 16px; }
.wordmark-mark i:nth-child(3) { height: 23px; }
.site-nav { display: flex; gap: clamp(1rem, 4vw, 2.2rem); }
.site-nav a {
  font-size: .88rem;
  font-weight: 600;
  text-decoration: none;
  padding: .25rem 0;
  border-bottom: 2px solid transparent;
}
.site-nav a:hover, .site-nav a[aria-current="page"] { border-color: var(--accent); }

.eyebrow {
  margin: 0 0 .75rem;
  color: var(--accent);
  font-family: "IBM Plex Mono", monospace;
  font-size: .78rem;
  font-weight: 500;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.home-intro {
  min-height: 400px;
  padding-block: clamp(4rem, 9vw, 7.5rem);
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(260px, .75fr);
  gap: clamp(3rem, 8vw, 7rem);
  align-items: end;
}
.home-intro h1, .page-hero h1, .post-hero h1 {
  margin: 0;
  font-family: "Space Grotesk", Arial, sans-serif;
  font-weight: 700;
  letter-spacing: -.055em;
  line-height: .98;
}
.home-intro h1 { font-size: clamp(3.35rem, 8vw, 7.25rem); }
.home-intro h1 span, .page-hero h1 span { color: var(--accent); }
.intro-copy { margin: 0 0 .3rem; color: #333; font-size: 1.08rem; line-height: 1.55; }

.latest { padding-block: 0 6rem; }
.section-rule {
  border-top: 1px solid var(--ink);
  padding: .85rem 0 1.3rem;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
}
.section-rule h2 { margin: 0; font: 600 .88rem/1.2 "Space Grotesk", sans-serif; text-transform: uppercase; letter-spacing: .04em; }
.section-rule > span { color: var(--muted); font: .76rem/1.2 "IBM Plex Mono", monospace; }
.feature-card {
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(310px, .85fr);
  min-height: 600px;
  background: var(--ink);
  color: white;
  text-decoration: none;
  overflow: hidden;
}
.feature-visual { background: #e7e7e8; overflow: hidden; padding: clamp(1rem, 3vw, 2.5rem); }
.feature-visual img { width: 100%; height: 100%; object-fit: contain; transition: transform .35s ease; }
.feature-card:hover .feature-visual img { transform: scale(1.012); }
.feature-copy { padding: clamp(2rem, 5vw, 4.5rem); display: flex; flex-direction: column; justify-content: center; }
.feature-copy h3 { margin: .1rem 0 1.5rem; font: 700 clamp(2.4rem, 5vw, 4.8rem)/.98 "Space Grotesk", sans-serif; letter-spacing: -.055em; }
.feature-copy p:not(.eyebrow) { margin: 0; color: #d1d1d1; line-height: 1.55; }
.read-link { margin-top: 3rem; font-weight: 600; }
.read-link span { color: var(--accent); padding-left: .35rem; }

.principles { padding-bottom: 7rem; }
.principle-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); }
.principle-grid > div { padding: 2rem 2rem 0 0; }
.principle-grid > div + div { border-left: 1px solid var(--line); padding-left: 2rem; }
.principle-grid span { color: var(--accent); font: .8rem "IBM Plex Mono", monospace; }
.principle-grid h3 { margin: 1rem 0 .65rem; font: 600 1.35rem "Space Grotesk", sans-serif; }
.principle-grid p { margin: 0; color: var(--muted); font-size: .98rem; }

.page-hero { padding-block: clamp(4rem, 9vw, 8rem); }
.page-hero h1 { font-size: clamp(3.3rem, 9vw, 6.4rem); }
.prose-page { padding-bottom: 8rem; }
.prose-page p { margin: 0 0 1.5rem; }
.prose-page .lede { font-size: 1.4rem; line-height: 1.55; }
.prose-page h2 { margin: 4rem 0 1rem; font: 700 2rem "Space Grotesk", sans-serif; letter-spacing: -.03em; }
.prose-page blockquote { margin: 4rem 0; padding: 2.2rem 0; border-block: 1px solid var(--ink); }
.prose-page blockquote p { margin: 0; font: 700 clamp(2rem, 6vw, 3.5rem)/1.1 "Space Grotesk", sans-serif; letter-spacing: -.04em; }

.archive-list { padding-bottom: 8rem; border-top: 1px solid var(--ink); }
.archive-row { display: grid; grid-template-columns: 80px 1fr 100px 30px; gap: 1rem; align-items: center; padding: 1.4rem 0; border-bottom: 1px solid var(--line); text-decoration: none; }
.archive-row:hover .archive-title, .archive-row:hover .archive-arrow { color: var(--accent); }
.archive-date, .archive-category { color: var(--muted); font: .75rem "IBM Plex Mono", monospace; text-transform: uppercase; }
.archive-title { font: 600 1.25rem "Space Grotesk", sans-serif; transition: color .15s ease; }
.archive-arrow { text-align: right; font-size: 1.4rem; transition: color .15s ease; }

.post-hero { padding-block: clamp(4rem, 9vw, 7rem) clamp(3rem, 6vw, 5rem); }
.post-hero h1 { max-width: 700px; font-size: clamp(3.4rem, 9vw, 6.8rem); }
.standfirst { max-width: 620px; margin: 2rem 0 1.4rem; color: #3b3b3b; font-size: 1.35rem; line-height: 1.5; }
.post-meta { display: flex; gap: .65rem; color: var(--muted); font: .76rem "IBM Plex Mono", monospace; }
.post-lead-chart { margin-bottom: clamp(4rem, 8vw, 7rem); }
.post-lead-chart img, .story-chart img { background: #e7e7e8; }
.post-body { padding-bottom: 8rem; }
.post-body > p { margin: 0 0 1.45rem; }
.post-body > p:first-child { font-size: 1.35rem; line-height: 1.55; }
.post-body h2 { margin: 5rem 0 1.25rem; font: 700 clamp(2.25rem, 6vw, 3.75rem)/1.04 "Space Grotesk", sans-serif; letter-spacing: -.045em; }
.full-bleed { width: min(calc(100vw - 2.5rem), var(--wide)); margin: 4rem 0 5rem 50%; transform: translateX(-50%); }
.story-chart img { width: 100%; }
.story-chart figcaption { margin-top: .85rem; color: var(--muted); font-size: .86rem; line-height: 1.5; }
.post-body table { width: 100%; border-collapse: collapse; margin: 2rem 0 3rem; font-size: .92rem; }
.post-body th, .post-body td { padding: .65rem .75rem; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.post-body th { font-family: "Space Grotesk", sans-serif; font-weight: 700; }
.post-body pre { margin: 1.5rem 0 2rem; padding: 1rem 1.15rem; overflow-x: auto; background: #dedede; font: .86rem/1.55 "IBM Plex Mono", monospace; }
.post-body ul, .post-body ol { padding-left: 1.35rem; }
.image-grid { width: min(calc(100vw - 2.5rem), var(--wide)); margin: 4rem 0 5rem 50%; transform: translateX(-50%); display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }
.image-grid figure { margin: 0; }
.image-grid img { width: 100%; background: #e7e7e8; }
.legacy-note { margin-top: 5rem !important; padding-top: 1.2rem; border-top: 1px solid var(--line); color: var(--muted); font-size: .82rem; }
.legacy-note a { text-underline-offset: .18em; }
.method-note { margin-top: 5rem; padding: 1.5rem 1.7rem; border-left: 5px solid var(--accent); background: #e5e5e5; }
.method-note h2 { margin: 0 0 .7rem; font-size: 1rem; letter-spacing: 0; text-transform: uppercase; }
.method-note p { margin: 0; color: #444; font-size: .88rem; line-height: 1.6; }
.sign-off { margin-top: 4rem !important; font-family: "Space Grotesk", sans-serif; }

.site-footer { background: var(--ink); color: white; }
.footer-inner { min-height: 190px; display: flex; justify-content: space-between; gap: 2rem; align-items: flex-end; padding-block: 3rem; }
.footer-inner p { margin: 0; }
.footer-inner p:first-child { font: 700 1.35rem "Space Grotesk", sans-serif; }
.footer-inner p:last-child { color: #aaa; font-size: .78rem; text-align: right; }

@media (max-width: 820px) {
  .home-intro { grid-template-columns: 1fr; min-height: 0; gap: 2rem; align-items: start; }
  .feature-card { grid-template-columns: 1fr; }
  .feature-visual { aspect-ratio: 1 / 1; }
  .feature-copy { min-height: 420px; }
  .principle-grid { grid-template-columns: 1fr; }
  .principle-grid > div, .principle-grid > div + div { border-left: 0; border-bottom: 1px solid var(--line); padding: 1.8rem 0; }
}

@media (max-width: 560px) {
  body { font-size: 1.04rem; }
  .shell, .shell-narrow, .shell-wide { width: min(calc(100% - 1.5rem), var(--max)); }
  .header-inner { min-height: 66px; gap: 1rem; }
  .wordmark { font-size: 1rem; }
  .wordmark-mark { width: 20px; height: 22px; }
  .wordmark-mark i { width: 5px; }
  .site-nav { gap: .8rem; }
  .site-nav a { font-size: .78rem; }
  .home-intro { padding-block: 4.2rem; }
  .home-intro h1 { font-size: clamp(3rem, 16vw, 4.7rem); }
  .latest { padding-bottom: 4.5rem; }
  .feature-copy { padding: 2rem 1.4rem; min-height: 360px; }
  .feature-copy h3 { font-size: 2.6rem; }
  .page-hero h1, .post-hero h1 { font-size: clamp(3rem, 16vw, 4.6rem); }
  .archive-row { grid-template-columns: 50px 1fr 25px; }
  .archive-category { display: none; }
  .standfirst { font-size: 1.18rem; }
  .full-bleed { width: calc(100vw - 1.5rem); }
  .image-grid { width: calc(100vw - 1.5rem); grid-template-columns: 1fr; }
  .post-body table { display: block; overflow-x: auto; white-space: nowrap; }
  .post-body h2 { margin-top: 4rem; }
  .footer-inner { align-items: flex-start; flex-direction: column; min-height: 180px; }
  .footer-inner p:last-child { text-align: left; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .feature-visual img { transition: none; }
}


/* Today’s Blockbuster Quote */
.blockbuster-series-hero .standfirst { margin-bottom: 0; }

.series-empty {
  margin-bottom: 8rem;
  padding: 2rem 0;
  border-block: 1px solid var(--ink);
}
.series-empty p:last-child {
  max-width: 620px;
  margin: 0;
  color: var(--muted);
}

.blockbuster-hero {
  padding-block: clamp(4rem, 9vw, 7rem) clamp(2.5rem, 5vw, 4rem);
}
.blockbuster-hero h1 {
  margin: 0 0 1.5rem;
  font: 700 clamp(3.2rem, 9vw, 6.6rem)/.98 "Space Grotesk", sans-serif;
  letter-spacing: -.055em;
}
.blockbuster-poster { margin-bottom: clamp(4rem, 8vw, 7rem); }
.blockbuster-poster img { width: 100%; background: #e8e1d3; }

.blockbuster-copy { padding-bottom: 8rem; }
.blockbuster-copy blockquote {
  margin: 0 0 5rem;
  padding: 2.5rem 0;
  border-block: 1px solid var(--ink);
}
.blockbuster-copy blockquote p {
  margin: 0;
  font: 500 clamp(2rem, 6vw, 4rem)/1.12 Georgia, "Times New Roman", serif;
  letter-spacing: -.035em;
}
.blockbuster-copy cite {
  display: block;
  margin-top: 1.5rem;
  color: var(--muted);
  font: normal .78rem "IBM Plex Mono", monospace;
  text-transform: uppercase;
  letter-spacing: .04em;
}
.blockbuster-context {
  margin: 0;
  font-size: 1.35rem;
  line-height: 1.55;
}
.blockbuster-kicker {
  margin: 3rem 0 0;
  font-family: Georgia, "Times New Roman", serif;
  font-style: italic;
}
.source-note {
  margin-top: 5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}
.source-note h2 {
  margin: 0 0 .8rem;
  font: 600 .8rem "Space Grotesk", sans-serif;
  text-transform: uppercase;
  letter-spacing: .05em;
}
.source-note ol {
  margin: 0;
  padding-left: 1.2rem;
  color: var(--muted);
  font-size: .82rem;
  line-height: 1.6;
}
.source-note a { text-underline-offset: .18em; }
.source-note span { font-family: "IBM Plex Mono", monospace; font-size: .72rem; }

@media (max-width: 560px) {
  .blockbuster-copy blockquote { margin-bottom: 4rem; }
  .blockbuster-context { font-size: 1.18rem; }
}