@import url('https://fonts.googleapis.com/css2?family=PT+Mono&family=PT+Sans:wght@400;700&family=PT+Serif:wght@400;700&display=swap');

:root {
  --ink: #17223a;
  --muted: #657083;
  --paper: #f6f3ec;
  --paper-deep: #ece7db;
  --night: #17223a;
  --night-soft: #223050;
  --lime: #d9f36b;
  --line: rgba(23, 34, 58, .16);
  --serif: 'PT Serif', Georgia, serif;
  --sans: 'PT Sans', 'Segoe UI', sans-serif;
  --mono: 'PT Mono', 'Consolas', monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--sans);
  line-height: 1.6;
}
a { color: inherit; }
a:focus-visible, button:focus-visible { outline: 3px solid var(--lime); outline-offset: 4px; }

.site-header {
  width: min(1240px, calc(100% - 48px));
  margin: 0 auto;
  padding: 26px 0 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
}
.brand {
  display: inline-flex;
  gap: 12px;
  align-items: center;
  text-decoration: none;
  font-family: var(--mono);
  font-size: .77rem;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.brand-mark {
  width: 25px;
  height: 25px;
  border: 2px solid var(--ink);
  border-radius: 50%;
  position: relative;
  overflow: hidden;
}
.brand-mark::after {
  content: '';
  position: absolute;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--ink);
  left: 8px;
  top: -5px;
}
.site-nav { display: flex; gap: 28px; align-items: center; }
.site-nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: .87rem;
}
.site-nav a:hover { color: var(--ink); }
.nav-index { font-family: var(--mono); color: var(--ink) !important; }

.hero {
  width: min(1240px, calc(100% - 48px));
  margin: 0 auto;
  min-height: 610px;
  padding: 106px 0 100px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 390px;
  gap: 90px;
  align-items: end;
}
.eyebrow, .kicker {
  margin: 0 0 20px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: .7rem;
  letter-spacing: .11em;
  line-height: 1.4;
  text-transform: uppercase;
}
.hero h1 {
  max-width: 780px;
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(3.55rem, 8vw, 7.7rem);
  font-weight: 500;
  letter-spacing: -.055em;
  line-height: .92;
}
.hero h1 em { color: #60732c; font-style: normal; }
.hero-note {
  max-width: 340px;
  margin: 0 0 6px;
  color: var(--muted);
  font-size: 1rem;
}
.hero-note strong { color: var(--ink); font-weight: 600; }
.signal {
  position: relative;
  height: 72px;
  margin-bottom: 30px;
  border-top: 1px solid var(--ink);
}
.signal::before, .signal::after {
  content: '';
  position: absolute;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--lime);
  top: -5px;
}
.signal::before { left: 17%; }
.signal::after { right: 9%; background: var(--ink); }
.signal-line {
  position: absolute;
  left: 17%; right: 9%; top: 0;
  height: 52px;
  border-left: 1px solid var(--ink);
  border-right: 1px solid var(--ink);
  transform: skewX(-26deg);
}
.signal-label {
  position: absolute;
  top: 57px;
  left: 0;
  color: var(--muted);
  font-family: var(--mono);
  font-size: .68rem;
}

.archive {
  background: var(--night);
  color: var(--paper);
  padding: 82px max(24px, calc((100% - 1240px) / 2)) 96px;
}
.archive-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 20px;
  margin-bottom: 36px;
}
.archive h2 { margin: 0; font-family: var(--serif); font-size: 2.8rem; font-weight: 500; letter-spacing: -.035em; }
.archive-count { color: #acb6ca; font-family: var(--mono); font-size: .7rem; }
.article-card {
  display: grid;
  grid-template-columns: 102px minmax(0, 1fr) 220px;
  gap: 36px;
  padding: 32px 0 36px;
  border-top: 1px solid rgba(246,243,236,.24);
  text-decoration: none;
}
.article-card:hover .read-more { color: var(--lime); transform: translateX(5px); }
.article-number { color: var(--lime); font-family: var(--mono); font-size: .85rem; }
.article-card h3 { max-width: 720px; margin: 0 0 15px; font-family: var(--serif); font-size: clamp(2rem, 4vw, 3.8rem); font-weight: 500; line-height: 1.02; letter-spacing: -.04em; }
.article-card p { max-width: 650px; margin: 0; color: #acb6ca; font-size: .95rem; }
.card-meta { align-self: end; color: #acb6ca; font-family: var(--mono); font-size: .68rem; line-height: 1.7; text-transform: uppercase; }
.read-more { display: inline-block; margin-top: 14px; color: var(--paper); transition: .2s ease; }

.manifesto {
  width: min(1240px, calc(100% - 48px));
  margin: 0 auto;
  padding: 96px 0 112px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
}
.manifesto h2 { max-width: 550px; margin: 0; font-family: var(--serif); font-size: clamp(2.3rem, 4vw, 4.2rem); font-weight: 500; letter-spacing: -.045em; line-height: 1; }
.manifesto p { max-width: 460px; margin: 0; color: var(--muted); font-size: 1.04rem; }
.site-footer { width: min(1240px, calc(100% - 48px)); margin: 0 auto; padding: 24px 0 36px; border-top: 1px solid var(--line); color: var(--muted); font-family: var(--mono); font-size: .66rem; display: flex; justify-content: space-between; gap: 20px; }

/* Article */
.article-shell { width: min(1240px, calc(100% - 48px)); margin: 0 auto; }
.article-hero { padding: 84px 0 72px; max-width: 930px; }
.article-hero h1 { margin: 0 0 28px; font-family: var(--serif); font-size: clamp(3rem, 6.7vw, 6.7rem); font-weight: 500; letter-spacing: -.055em; line-height: .95; }
.article-dek { max-width: 700px; margin: 0; color: var(--muted); font-size: 1.15rem; }
.article-meta { display: flex; flex-wrap: wrap; gap: 15px 30px; margin-top: 34px; color: var(--muted); font-family: var(--mono); font-size: .68rem; text-transform: uppercase; }
.article-meta span::before { content: '— '; color: var(--ink); }
.source-strip { padding: 16px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); color: var(--muted); font-size: .8rem; }
.source-strip a { text-decoration-thickness: 1px; text-underline-offset: 3px; }
.article-layout { display: grid; grid-template-columns: 180px minmax(0, 760px); gap: 80px; align-items: start; padding: 74px 0 110px; }
.toc { position: sticky; top: 24px; }
.toc h2 { margin: 0 0 18px; color: var(--muted); font-family: var(--mono); font-size: .68rem; font-weight: 500; letter-spacing: .1em; text-transform: uppercase; }
.toc a { display: block; margin: 0 0 10px; color: var(--muted); font-size: .74rem; line-height: 1.35; text-decoration: none; }
.toc a:hover { color: var(--ink); }
.paper { min-width: 0; }
.paper h2 { margin: 60px 0 20px; padding-top: 18px; border-top: 1px solid var(--line); font-family: var(--serif); font-size: 2.4rem; font-weight: 500; letter-spacing: -.035em; line-height: 1.1; }
.paper h2:first-child { margin-top: 0; border-top: 0; }
.paper h3 { margin: 38px 0 12px; font-size: 1.08rem; font-weight: 600; letter-spacing: -.01em; }
.paper p { margin: 0 0 18px; color: #29344b; font-size: .98rem; }
.paper sup { font-size: .68em; line-height: 0; }
.paper a { color: #47661c; text-decoration-thickness: 1px; text-underline-offset: 3px; overflow-wrap: anywhere; }
.abstract { margin: 0 0 42px; padding: 30px; background: var(--night); color: var(--paper); }
.abstract-label { margin: 0 0 12px; color: var(--lime); font-family: var(--mono); font-size: .67rem; letter-spacing: .12em; text-transform: uppercase; }
.abstract p { margin: 0 0 24px; color: var(--paper); font-size: 1.05rem; }
.keywords { margin: 0; color: #acb6ca; font-family: var(--mono); font-size: .68rem; line-height: 1.7; }
.keywords strong { color: var(--lime); font-weight: 500; }
.figure-slot { margin: 32px 0 40px; padding: 36px 24px 20px; min-height: 170px; border: 1px dashed rgba(23,34,58,.44); background: linear-gradient(135deg, rgba(217,243,107,.15), transparent 62%); display: grid; place-items: center; text-align: center; }
.figure-slot img { display: block; width: 100%; max-width: 760px; height: auto; margin: 0 auto; }
.figure-image { display: block; padding: 20px 20px 18px; }
.figure-image img { display: block; width: min(100%, 760px); height: auto; margin: 0 auto; }
.figure-slot strong { display: block; color: var(--ink); font-family: var(--mono); font-size: .75rem; letter-spacing: .1em; text-transform: uppercase; }
.figure-slot span { display: block; margin-top: 8px; color: var(--muted); font-size: .82rem; }
.figure-caption { display: block; margin-top: 18px; text-align: left; font-size: .8rem; line-height: 1.45; }
.figure-caption b { font-weight: 700; }
.data-table { width: 100%; margin: 28px 0 42px; border-collapse: collapse; font-size: .84rem; }
.data-table caption { margin-bottom: 10px; text-align: left; font-family: var(--serif); font-size: 1.5rem; }
.data-table td { padding: 11px 10px; border-top: 1px solid var(--line); vertical-align: top; }
.data-table tr:last-child td { border-bottom: 1px solid var(--line); }
.data-table td:first-child { width: 24%; color: var(--muted); font-family: var(--mono); font-size: .68rem; text-transform: uppercase; }
.notes { margin: 30px 0; padding: 22px 24px; border-left: 3px solid var(--lime); background: rgba(217,243,107,.14); color: var(--muted); font-size: .84rem; }
.notes p:last-child { margin-bottom: 0; }
.credits, .references { margin-top: 64px; }
.references h2 { margin-bottom: 16px; }
.reference-list { padding-left: 22px; }
.reference-list li { margin: 0 0 11px; padding-left: 5px; color: #3c4659; font-size: .81rem; line-height: 1.46; }
.reference-list li::marker { color: var(--muted); font-family: var(--mono); font-size: .7rem; }

@media (max-width: 800px) {
  .site-header, .hero, .article-shell, .manifesto, .site-footer { width: min(100% - 32px, 1240px); }
  .site-nav { gap: 15px; }
  .site-nav a:not(.nav-index) { display: none; }
  .hero { min-height: 0; padding: 76px 0 74px; display: block; }
  .hero h1 { max-width: 600px; font-size: clamp(3.45rem, 16vw, 6rem); }
  .hero-note { margin-top: 52px; }
  .signal { max-width: 360px; margin-top: 46px; }
  .archive { padding: 60px 16px 70px; }
  .article-card { grid-template-columns: 52px minmax(0, 1fr); gap: 18px; }
  .card-meta { grid-column: 2; }
  .article-layout { display: block; padding: 50px 0 70px; }
  .toc { position: static; display: flex; flex-wrap: wrap; gap: 8px 18px; margin-bottom: 50px; padding-bottom: 20px; border-bottom: 1px solid var(--line); }
  .toc h2 { width: 100%; margin-bottom: 4px; }
  .toc a { margin: 0; }
  .paper h2 { font-size: 2.05rem; }
  .abstract { padding: 22px; }
  .data-table { font-size: .78rem; }
  .data-table td:first-child { width: 28%; }
  .manifesto { display: block; padding: 70px 0 80px; }
  .manifesto p { margin-top: 30px; }
  .site-footer { display: block; }
  .site-footer span { display: block; margin-top: 8px; }
}

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; } }