:root {
  --home-bg: #fcfcfa;
  --home-ink: #252824;
  --home-muted: #69716c;
  --home-faint: #aeb8b3;
  --home-line: #dfe7e3;
  --home-line-strong: #c2d1ca;
  --home-blue: #4d7b82;
  --home-rust: #a7593e;
  --home-rust-soft: #f5e8e2;
  --home-gutter: 32px;
  --home-max: 1320px;
  --home-pill: 999px;
  --home-sans: "Avenir Next", Avenir, "Helvetica Neue", Helvetica, Arial, sans-serif;
  --home-mono: ui-monospace, SFMono-Regular, Menlo, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { animation: page-in .18s ease both; }
body.page-leaving { animation: page-out .12s ease both; pointer-events: none; }
@keyframes page-in { from { opacity: .72; transform: translateY(3px); } to { opacity: 1; transform: none; } }
@keyframes page-out { from { opacity: 1; } to { opacity: .78; } }
body { min-height: 100vh; margin: 0; display: flex; flex-direction: column; overflow-x: hidden; background: var(--home-bg); color: var(--home-ink); font: 15px/1.55 var(--home-sans); }
main { flex: 1 0 auto; min-height: 0; overflow: hidden; }
a { color: inherit; }
button, input { font: inherit; }
a:focus-visible, button:focus-visible, input:focus-visible { outline: 3px solid #c9dce0; outline-offset: 3px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

.match-strip { min-height: 40px; display: flex; align-items: center; justify-content: center; gap: 12px; padding: 7px 18px; color: #6f4d43; background: var(--home-rust-soft); border-bottom: 1px solid #ead1c7; font-size: 12px; }
.match-strip strong { color: #56392f; font-weight: 700; }
.match-copy-mobile { display: none; }
.match-count { color: #56392f; font: 700 11px var(--home-mono); white-space: nowrap; }
.match-link { padding: 5px 12px; border: 1px solid var(--home-rust); border-radius: var(--home-pill); color: #fff; background: var(--home-rust); font-weight: 650; text-decoration: none; white-space: nowrap; }
.match-link:hover, .match-link:focus-visible { color: var(--home-rust); background: transparent; }

.topbar { min-height: 42px; padding: 2px 0; background: var(--home-bg); }
.topbar { overflow: hidden; }
.header-inner { width: min(calc(100% - (2 * var(--home-gutter))), calc(var(--home-max) - (2 * var(--home-gutter)))); min-height: 38px; margin: auto; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; }
.brand-group { grid-column: 1; justify-self: start; display: flex; align-items: center; gap: 9px; text-decoration: none; }
.brand-lockup { display: flex; flex-direction: column; margin-left: 4px; font-size: 11px; line-height: 1.15; letter-spacing: .01em; }
.mark { position: relative; display: block; width: 34px; height: 34px; background: linear-gradient(0deg, transparent 48%, var(--home-line-strong) 49%, var(--home-line-strong) 51%, transparent 52%), linear-gradient(90deg, transparent 48%, var(--home-line-strong) 49%, var(--home-line-strong) 51%, transparent 52%), linear-gradient(45deg, transparent 48%, var(--home-line-strong) 49%, var(--home-line-strong) 51%, transparent 52%), linear-gradient(-45deg, transparent 48%, var(--home-line-strong) 49%, var(--home-line-strong) 51%, transparent 52%); }
.mark i { position: absolute; display: block; width: 5px; height: 5px; border-radius: 50%; background: var(--home-blue); z-index: 3; }
.mark i:nth-child(1) { top: 2px; left: 14px; } .mark i:nth-child(2) { top: 14px; left: 2px; } .mark i:nth-child(3) { top: 26px; left: 14px; } .mark i:nth-child(4) { top: 14px; left: 26px; } .mark i:nth-child(5) { top: 14px; left: 14px; background: var(--home-rust); }
.nav-pill { grid-column: 2; display: flex; align-items: center; gap: 5px; padding: 3px; border: 1px solid var(--home-line); border-radius: var(--home-pill); background: rgba(255,255,253,.88); box-shadow: 0 8px 28px rgba(54,76,68,.06); }
.mobile-nav-toggle { display: none; }
.nav-pill a, .search-toggle { min-height: 34px; padding: 6px 17px; border: 0; border-radius: var(--home-pill); color: var(--home-muted); background: transparent; text-decoration: none; font-size: 12px; cursor: pointer; }
.nav-pill a:hover, .nav-pill a:focus-visible, .search-toggle:hover, .search-toggle:focus-visible { color: var(--home-ink); background: #f1f6f3; outline: none; }
.nav-pill a.active { color: var(--home-ink); background: #eaf1ee; }
.search-toggle { width: 36px; padding: 3px 7px; font-size: 20px; line-height: 1; }

.hero { position: relative; height: calc(100vh - 240px); min-height: 640px; max-width: var(--home-max); margin: auto; padding: 48px var(--home-gutter) 32px; overflow: hidden; }
.hero-copy { position: absolute; z-index: 2; top: 50%; left: var(--home-gutter); max-width: 470px; transform: translateY(-50%); }
.hero-info { max-width: 440px; padding: 30px 26px 24px; border: 1px solid var(--home-line); border-radius: 20px; background: rgba(255,255,253,.95); box-shadow: 0 18px 60px rgba(37,40,36,.08); }
.eyebrow { margin: 0 0 18px; color: var(--home-blue); font: 11px/1.3 var(--home-mono); letter-spacing: .08em; text-transform: uppercase; }
h1 { max-width: 540px; margin: 0; font-size: clamp(31px, 3.2vw, 46px); line-height: 1.08; letter-spacing: -.045em; font-weight: 600; }
h1 span, .hero-lede span { display: block; }
.hero-lede { max-width: 510px; margin: 18px 0 30px; color: var(--home-muted); font-size: 16px; line-height: 1.45; }
.curiosity { max-width: 390px; }
.search-input-wrap { display: flex; align-items: center; border: 1px solid var(--home-line-strong); border-radius: var(--home-pill); padding: 2px 4px 2px 14px; background: #fff; }
.search-input-wrap input { min-width: 0; flex: 1; padding: 8px 0 9px; color: var(--home-ink); border: 0; outline: 0; background: transparent; }
.search-input-wrap input::placeholder { color: var(--home-faint); }
.search-input-wrap button { position: relative; flex: 0 0 31px; width: 31px; height: 31px; margin-right: 2px; border: 1px solid var(--home-line-strong); border-radius: 50%; color: var(--home-blue); background: #f4f8f5; cursor: pointer; }
.search-input-wrap button:before { content: ""; position: absolute; width: 8px; height: 8px; left: 9px; top: 8px; border: 1.5px solid currentColor; border-radius: 50%; }
.search-input-wrap button:after { content: ""; position: absolute; width: 6px; height: 1.5px; left: 17px; top: 18px; background: currentColor; transform: rotate(45deg); transform-origin: left center; }
.hero-footnote { width: 390px; max-width: 100%; margin: 9px 0 0; color: #68736d; font: 10px/1.5 var(--home-mono); text-align: center; }

.graph-stage { position: absolute; z-index: 1; inset: 0; min-height: 0; }
.graph { position: absolute; inset: 0; min-height: 0; }
.graph svg { width: 100%; height: 100%; overflow: hidden; }
.graph path { fill: none; stroke: #8fa39c; stroke-width: .85px; opacity: .42; transition: stroke .2s, opacity .2s, stroke-width .2s; }
.graph circle { stroke: var(--home-bg); stroke-width: 2; cursor: pointer; transition: opacity .2s, r .2s, fill .2s; }
.graph circle[data-kind="core"] { fill: var(--home-rust); }
.graph circle[data-kind="condition"] { fill: #90b2aa; }
.graph circle[data-kind="evidence"] { fill: #c8d8d1; }
.graph text { fill: var(--home-muted); pointer-events: none; }
.graph .node-label-core { fill: #1b211f; font: 600 18px/1 var(--home-sans); }
.graph .node-label-condition { fill: #30453e; font: 11px/1 var(--home-sans); opacity: .72; }
.graph .node-label-evidence { fill: #35443f; font: 10px/1 var(--home-sans); opacity: .72; }
.graph .node-label-evidence.is-revealed { opacity: 1; }
.graph .is-dim, .graph .is-dim + text { opacity: .13; }
.graph text.is-dim { opacity: .5; }
.graph path.is-dim { opacity: .22; }
.graph .is-hot { stroke: var(--home-blue); stroke-width: 2; }
.graph .is-hot-link { stroke: var(--home-blue); stroke-width: 1px; opacity: .82; }
.graph-status { position: absolute; left: 8%; right: 8%; bottom: 5px; min-height: 34px; color: var(--home-faint); font-size: 11px; }
.evidence-view { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.evidence-view:focus-within { position: relative; left: auto; width: auto; height: auto; margin: 0 8%; padding: 12px 0; }
.evidence-label { margin: 0; color: var(--home-muted); font: 11px var(--home-mono); text-transform: uppercase; }
.evidence-view ul { display: flex; flex-wrap: wrap; gap: 8px; padding: 0; list-style: none; }
.evidence-view button { border: 1px solid var(--home-line); border-radius: var(--home-pill); padding: 7px 10px; color: var(--home-ink); background: #fff; cursor: pointer; }

.project-footer { margin: 0; padding: 32px max(var(--home-gutter), calc((100% - var(--home-max)) / 2 + var(--home-gutter))) 32px; border-top: 1px solid #eadfd9; background: #faf5f1; display: flex; align-items: flex-end; justify-content: space-between; gap: 48px; }
.footer-left { max-width: 560px; } .footer-left .eyebrow { margin-bottom: 8px; }
.footer-title { margin: 0; color: var(--home-ink); font-size: 20px; line-height: 1.2; letter-spacing: -.025em; }
.footer-title a, .footer-connect a { color: var(--home-rust); text-decoration: none; }
.footer-title a:hover, .footer-connect a:hover { text-decoration: underline; }
.footer-connect { max-width: 440px; margin: 0; color: var(--home-muted); font-size: 14px; line-height: 1.55; }
.arrow-circle { display: inline-grid; place-items: center; width: 24px; height: 24px; margin-left: 7px; border: 1px solid var(--home-line-strong); border-radius: 50%; color: var(--home-rust); font-size: 14px; line-height: 1; vertical-align: middle; }

@media (max-width: 900px) {
  .match-strip { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: 7px 10px; padding: 10px 16px; font-size: 11px; line-height: 1.35; }
  .match-copy-desktop { display: none; }
  .match-copy-mobile { display: block; grid-column: 1 / -1; min-width: 0; white-space: nowrap; font-size: clamp(8px, 2.5vw, 11px); letter-spacing: -.03em; }
  .match-link { grid-column: 2; margin-left: 0; padding: 7px 10px; font-size: 11px; }
  .header-inner { position: relative; display: block; width: min(calc(100% - 36px), var(--home-max)); }
  .brand-group { margin-bottom: 8px; }
  .mobile-nav-toggle { display: grid; place-items: center; position: absolute; top: 0; right: 0; width: 38px; height: 34px; padding: 0; border: 1px solid var(--home-line-strong); border-radius: 10px; color: var(--home-ink); background: #fff; font-size: 19px; line-height: 1; }
  .brand-lockup { display: none; }
  .nav-pill { display: none; }
  .nav-pill[data-open] { display: flex; max-width: 100%; flex-wrap: wrap; justify-content: flex-start; margin-top: 8px; }
  .nav-pill a { display: block; flex: 0 0 auto; padding-left: 12px; padding-right: 12px; }
  .hero { height: auto; min-height: 0; padding-top: 40px; }
  .hero-copy { position: relative; top: auto; left: auto; max-width: 600px; transform: none; }
  .graph-stage { position: relative; inset: auto; height: 460px; margin: 22px 0 0; }
}
@media (max-width: 600px) {
  .match-strip { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; justify-content: initial; gap: 7px 10px; padding: 10px 16px; font-size: 11px; line-height: 1.35; }
  .match-copy-desktop { display: none; }
  .match-copy-mobile { display: block; grid-column: 1 / -1; min-width: 0; white-space: nowrap; font-size: clamp(8px, 2.5vw, 11px); letter-spacing: -.03em; }
  .match-link { grid-column: 2; margin-left: 0; padding: 7px 10px; font-size: 11px; }
  .header-inner { position: relative; display: block; width: calc(100% - 36px); }
  .brand-group { margin-bottom: 8px; }
  .mobile-nav-toggle { display: grid; place-items: center; position: absolute; top: 0; right: 0; width: 38px; height: 34px; padding: 0; border: 1px solid var(--home-line-strong); border-radius: 10px; color: var(--home-ink); background: #fff; font-size: 19px; line-height: 1; }
  .mobile-nav-toggle:focus-visible { outline: 3px solid #c9dce0; outline-offset: 3px; }
  .brand-lockup { display: none; }
  .nav-pill { display: none; }
  .nav-pill[data-open] { display: flex; max-width: 100%; flex-wrap: wrap; justify-content: flex-start; margin-top: 8px; }
  .nav-pill a { display: block; flex: 0 0 auto; }
  .nav-pill a, .search-toggle { padding-left: 12px; padding-right: 12px; }
  .hero { padding: 40px 18px 32px; gap: 0; }
  .hero-info { padding: 26px 20px 22px; }
  h1 { font-size: 39px; }
  .hero-lede { font-size: 15px; margin-bottom: 26px; }
  .hero { height: auto; min-height: 0; }
  .graph-stage { position: relative; inset: auto; height: 460px; margin: 22px 0 0; }
  .graph-status { left: 18px; right: 18px; }
  .project-footer { display: block; padding: 24px 18px 32px; }
  .footer-title { font-size: 18px; }
  .footer-connect { margin-top: 24px; }
}
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; } }
@media (prefers-reduced-motion: reduce) { body, body.page-leaving { animation: none; } }