/* elijah-sylar.com — static, no JavaScript, no third-party requests */

@font-face { font-family: "IBM Plex Sans"; font-style: normal; font-weight: 400; font-display: swap; src: url("/fonts/plex-sans-400.woff2") format("woff2"); }
@font-face { font-family: "IBM Plex Sans"; font-style: normal; font-weight: 500; font-display: swap; src: url("/fonts/plex-sans-500.woff2") format("woff2"); }
@font-face { font-family: "IBM Plex Sans"; font-style: normal; font-weight: 600; font-display: swap; src: url("/fonts/plex-sans-600.woff2") format("woff2"); }
@font-face { font-family: "IBM Plex Mono"; font-style: normal; font-weight: 400; font-display: swap; src: url("/fonts/plex-mono-400.woff2") format("woff2"); }
@font-face { font-family: "IBM Plex Mono"; font-style: normal; font-weight: 500; font-display: swap; src: url("/fonts/plex-mono-500.woff2") format("woff2"); }
@font-face { font-family: "Source Serif 4"; font-style: normal; font-weight: 200 900; font-display: swap; src: url("/fonts/source-serif-4-var.woff2") format("woff2"); }

:root {
  --ink: #17181C;
  --body2: #2C2E33;
  --note: #3C3F45;
  --muted: #55585F;
  --rule: #D9DBDF;
  --rule-soft: #ECEDEF;
  --red: #C8372D;
  --blue: #2856C9;
  --yellow: #E8B526;
  --link: #2149B8;
  --link-hover: #16337F;
  --serif: "Source Serif 4", Georgia, "Times New Roman", serif;
  --sans: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: #FFFFFF; color: var(--ink); font-family: var(--sans); font-size: 17px; line-height: 1.6; }
a { color: var(--link); }
a:hover { color: var(--link-hover); }
a:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; }

.skip { position: absolute; left: -9999px; top: 8px; padding: 8px 12px; background: var(--ink); color: #FFFFFF; font-family: var(--mono); font-size: 14px; }
.skip:focus { left: 8px; }

.wrap { max-width: 1080px; margin: 0 auto; padding: 0 24px; }

.site-header { display: flex; flex-wrap: wrap; gap: 16px 32px; align-items: center; justify-content: space-between; padding-top: 28px; }
.wordmark { font-family: var(--mono); font-size: 14px; font-weight: 500; letter-spacing: 0.04em; color: var(--ink); text-decoration: none; }
.wordmark:hover { color: var(--ink); }
.nav { display: flex; flex-wrap: wrap; gap: 8px 24px; font-family: var(--mono); font-size: 14px; }
.strokes { display: block; width: 100%; height: 40px; margin-top: 20px; }

main { padding-bottom: 96px; }

/* Hero */
.hero { padding: 56px 0 64px; border-bottom: 1px solid var(--rule); display: flex; flex-direction: column; gap: 24px; }
.kicker { margin: 0; font-family: var(--mono); font-size: 13px; letter-spacing: 0.08em; color: var(--muted); }
h1 { margin: 0; max-width: 900px; font-family: var(--serif); font-weight: 400; font-size: 56px; line-height: 1.1; letter-spacing: -0.01em; text-wrap: balance; }
.hero-row { display: flex; flex-wrap: wrap; gap: 32px 56px; align-items: flex-start; }
.abstract { margin: 0; flex: 999 1 520px; max-width: 680px; font-size: 18px; color: var(--body2); }
.abstract-label { font-family: var(--mono); font-size: 13px; letter-spacing: 0.08em; color: var(--red); margin-right: 8px; }
.facts { margin: 0; flex: 1 1 220px; display: grid; grid-template-columns: auto 1fr; gap: 6px 16px; font-family: var(--mono); font-size: 13px; line-height: 1.5; }
.facts dt { color: var(--muted); }
.facts dd { margin: 0; }

/* Sections */
.section { padding: 64px 0; border-bottom: 1px solid var(--rule); display: flex; flex-direction: column; gap: 32px; }
.section.work { gap: 40px; }
.section:last-of-type { border-bottom: 0; }
.section-title { margin: 0; display: flex; gap: 16px; align-items: baseline; font-family: var(--serif); font-weight: 600; font-size: 32px; line-height: 1.2; }
.section-title .num { font-family: var(--mono); font-weight: 400; font-size: 16px; color: var(--red); }

.split { display: flex; flex-wrap: wrap; gap: 24px 56px; align-items: flex-start; }
.split-main { flex: 999 1 560px; min-width: 0; display: flex; flex-direction: column; gap: 12px; }
.split-main.roomy { gap: 20px; }
.sidenote { flex: 1 1 240px; border-top: 3px solid var(--yellow); padding-top: 12px; font-family: var(--mono); font-size: 13px; line-height: 1.6; color: var(--note); }
.sidenote.blue { border-top-color: var(--blue); }
.sidenote p { margin: 0; }
.lede { margin: 0; max-width: 680px; }

.steps { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--ink); }
.steps li { display: flex; gap: 20px; padding: 16px 0; border-bottom: 1px solid var(--rule); }
.steps .n { flex: 0 0 40px; font-family: var(--mono); font-size: 14px; color: var(--muted); }
.steps b { font-weight: 600; }

.entry { padding-bottom: 40px; border-bottom: 1px solid var(--rule-soft); }
.entry:last-child { padding-bottom: 0; border-bottom: 0; }
.meta { margin: 0; font-family: var(--mono); font-size: 13px; color: var(--muted); }
h3 { margin: 0; font-family: var(--serif); font-weight: 600; font-size: 26px; line-height: 1.25; }
.data { margin: 0; font-family: var(--mono); font-size: 14px; }
.links { display: flex; flex-wrap: wrap; gap: 8px 24px; font-size: 15px; }

/* Project page */
.crumb { margin: 0; font-family: var(--mono); font-size: 13px; color: var(--muted); }
.case-hero { padding: 48px 0 56px; border-bottom: 1px solid var(--rule); display: flex; flex-direction: column; gap: 24px; }
.case-hero h1 { font-size: 52px; }
.meta-grid { margin: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(min(200px, 100%), 1fr)); gap: 16px 32px; font-family: var(--mono); font-size: 13px; line-height: 1.5; }
.meta-grid div { display: flex; flex-direction: column; gap: 2px; padding-top: 10px; border-top: 1px solid var(--ink); }
.meta-grid dt { color: var(--muted); }
.meta-grid dd { margin: 0; }
.case .section { padding: 56px 0; }
.case .section-title { font-size: 30px; }
.flow { margin: 0; padding: 0; list-style: none; display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.flow .stage { padding: 14px 16px; border: 1px solid var(--ink); font-family: var(--mono); font-size: 14px; }
.flow .stage.key { border: 2px solid var(--red); }
.flow .arrow { display: flex; color: var(--muted); }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(300px, 100%), 1fr)); gap: 24px 40px; }
.cards > div { display: flex; flex-direction: column; gap: 6px; }
.cards h3 { font-family: var(--sans); font-size: 17px; font-weight: 600; line-height: 1.4; }
.cards p { margin: 0; color: var(--body2); }
.case .entry { padding-bottom: 32px; }
.case .entry:last-child { padding-bottom: 0; }
.case h3.failure { font-size: 23px; }

.site-footer { padding-top: 40px; border-top: 1px solid var(--rule); display: flex; flex-wrap: wrap; gap: 16px 48px; justify-content: space-between; font-family: var(--mono); font-size: 13px; line-height: 1.6; color: var(--muted); }
.site-footer p { margin: 0; }

@media (max-width: 640px) {
  h1 { font-size: 38px; }
  .case-hero h1 { font-size: 36px; }
  .section-title, .case .section-title { font-size: 27px; }
  h3 { font-size: 23px; }
  .hero { padding: 40px 0 48px; }
  .section, .case .section { padding: 48px 0; }
}

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; }
}