@import url("https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600;700&display=swap");

:root{
  --canvas:#fdfcfc;
  --ink:#201d1d;
  --body:#424245;
  --mute:#646262;
  --soft:#f8f7f7;
  --card:#f1eeee;
  --dark:#201d1d;
  --dark-up:#302c2c;
  --on-dark:#fdfcfc;
  --on-dark-mute:#b7b3b3;
  --hairline:rgba(15,0,0,.12);
  --mono:"JetBrains Mono","IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono",monospace;
  --max:960px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0; min-height:100vh; background:var(--canvas); color:var(--ink);
  font-family:var(--mono); font-size:16px; line-height:1.6; -webkit-font-smoothing:antialiased;
}
::selection{background:var(--ink);color:var(--canvas)}
a{color:inherit}
button{font:inherit}

.site-nav{
  position:sticky; top:0; z-index:50; border-bottom:1px solid var(--hairline);
  background:rgba(253,252,252,.96); backdrop-filter:blur(12px);
}
.nav-shell{
  width:min(var(--max),calc(100% - 48px)); min-height:56px; margin:0 auto;
  display:flex; align-items:center; gap:20px;
}
.brand{font-size:14px;font-weight:700;text-decoration:none;white-space:nowrap}
.brand span{color:var(--mute);font-weight:400}
.desktop-nav{display:flex;align-items:center;gap:2px;margin-left:auto}
.nav-link,.mobile-nav a{
  display:inline-flex;align-items:center;min-height:36px;padding:0 12px;border-radius:4px;
  color:var(--ink);font-size:14px;font-weight:500;text-decoration:none;
}
.nav-link:hover,.nav-link[aria-current="page"],.mobile-nav a:hover{background:var(--card)}
.nav-cta,.button{
  display:inline-flex;align-items:center;justify-content:center;min-height:40px;padding:6px 18px;
  border:1px solid var(--ink);border-radius:4px;background:var(--ink);color:var(--canvas);
  font-size:14px;font-weight:500;text-decoration:none;line-height:1.5;
}
.nav-cta:hover,.button:hover{background:#0f0000}
.button.light{border-color:rgba(255,255,255,.28);background:transparent;color:var(--on-dark)}
.button.light:hover{background:var(--on-dark);color:var(--dark)}
.button.ghost{background:transparent;color:var(--ink)}
.button.ghost:hover{background:var(--card)}
.menu-toggle{
  display:none;width:40px;height:40px;padding:0;border:0;border-radius:4px;
  background:transparent;color:var(--ink);cursor:pointer;
}
.menu-toggle:hover{background:var(--card)}
.menu-toggle span,.menu-toggle::before,.menu-toggle::after{
  content:"";display:block;width:18px;height:1px;margin:4px auto;background:currentColor;
}
.mobile-nav{display:none;width:min(var(--max),calc(100% - 32px));margin:0 auto 12px;padding:8px;border:1px solid var(--hairline);border-radius:4px;background:var(--canvas)}
.mobile-nav[data-open="true"]{display:grid}

.page{width:min(var(--max),calc(100% - 48px));margin:0 auto;padding:72px 0 112px}
.hero{
  display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:48px;padding:48px 40px;
  border:1px solid var(--dark);background:var(--dark);color:var(--on-dark);
}
.eyebrow{
  margin:0 0 20px;color:var(--mute);font-size:12px;font-weight:600;
  line-height:1.4;text-transform:uppercase;letter-spacing:.08em;
}
.hero .eyebrow{color:var(--on-dark-mute)}
h1,h2,h3,p{margin-top:0}
h1{max-width:16ch;margin-bottom:20px;font-size:clamp(2rem,5vw,3.15rem);line-height:1.2;letter-spacing:-.045em}
h2{max-width:20ch;margin-bottom:20px;font-size:clamp(1.5rem,3.2vw,2.15rem);line-height:1.3;letter-spacing:-.035em}
h3{margin-bottom:10px;font-size:1rem;line-height:1.5}
.hero-copy{max-width:58ch;margin-bottom:28px;color:var(--on-dark-mute);font-size:16px;line-height:1.7}
.actions{display:flex;flex-wrap:wrap;gap:10px}
.manifest{
  align-self:stretch;padding:20px;border:1px solid rgba(255,255,255,.16);border-radius:4px;
  background:var(--dark-up);
}
.manifest-title{margin-bottom:18px;color:var(--on-dark-mute);font-size:12px;text-transform:uppercase;letter-spacing:.06em}
.manifest-list{margin:0;padding:0;list-style:none}
.manifest-list li{padding:11px 0;border-top:1px solid rgba(255,255,255,.12);color:var(--on-dark);font-size:13px;line-height:1.5}
.manifest-list li:first-child{border-top:0}
.manifest-list span{display:block;margin-bottom:2px;color:var(--on-dark-mute);font-size:11px}

.section{padding:72px 40px;border:1px solid var(--hairline);border-top:0}
.section-intro{display:grid;grid-template-columns:180px minmax(0,1fr);gap:32px;margin-bottom:36px}
.section-intro .eyebrow{margin:3px 0 0}
.section-intro p{max-width:62ch;margin:0;color:var(--body)}
.signal-grid,.step-grid,.deliver-grid{display:grid;gap:0;border-top:1px solid var(--hairline);border-left:1px solid var(--hairline)}
.signal-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
.step-grid{grid-template-columns:repeat(5,minmax(0,1fr))}
.step-grid.four{grid-template-columns:repeat(4,minmax(0,1fr))}
.deliver-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
.tile{
  min-height:150px;padding:22px;border-right:1px solid var(--hairline);border-bottom:1px solid var(--hairline);
  background:var(--canvas);
}
.tile:hover{background:var(--soft)}
.tile-number{margin-bottom:26px;color:var(--mute);font-size:12px}
.tile p{margin:0;color:var(--body);font-size:14px;line-height:1.65}
.plain-list{margin:0;padding:0;list-style:none;border-top:1px solid var(--hairline)}
.plain-list li{display:grid;grid-template-columns:34px minmax(0,1fr);gap:12px;padding:15px 0;border-bottom:1px solid var(--hairline);color:var(--body)}
.plain-list .mark{color:var(--mute)}
.note{
  display:grid;grid-template-columns:180px minmax(0,1fr);gap:32px;padding:28px 0;
  border-top:1px solid var(--hairline);border-bottom:1px solid var(--hairline);
}
.note strong{font-size:14px}
.note p{margin:0;color:var(--body)}
.small{color:var(--mute);font-size:13px}

.section.dark{border-color:var(--dark);background:var(--dark);color:var(--on-dark)}
.section.dark .eyebrow,.section.dark .small{color:var(--on-dark-mute)}
.section.dark p{color:var(--on-dark-mute)}
.section.dark .note{border-color:rgba(255,255,255,.16)}
.section.dark .plain-list{border-color:rgba(255,255,255,.16)}
.section.dark .plain-list li{border-color:rgba(255,255,255,.16);color:var(--on-dark-mute)}
.section.dark .plain-list .mark{color:var(--on-dark-mute)}

.closing{padding:72px 40px;border:1px solid var(--hairline);border-top:0}
.closing p{max-width:58ch;margin-bottom:28px;color:var(--body)}

.related{
  margin-top:40px;padding:44px 40px;border:1px solid var(--hairline);
  background:var(--soft);
}
.related-head{
  display:grid;grid-template-columns:180px minmax(0,1fr);gap:32px;margin-bottom:28px;
}
.related-head .eyebrow{margin:3px 0 0}
.related-head>p:last-child{max-width:62ch;margin:0;color:var(--body)}
.article-card{
  display:grid;grid-template-columns:minmax(0,.92fr) minmax(300px,1.08fr);
  border:1px solid var(--hairline);background:var(--canvas);
}
.article-copy{display:flex;flex-direction:column;padding:24px}
.article-tags{
  display:flex;flex-wrap:wrap;gap:8px 18px;margin:0 0 22px;padding:0;
  color:var(--mute);font-size:12px;line-height:1.4;text-transform:uppercase;
  letter-spacing:.06em;list-style:none;
}
.article-copy h2{max-width:16ch;margin-bottom:14px;font-size:clamp(1.35rem,2.7vw,1.85rem)}
.article-copy>p{margin-bottom:18px;color:var(--body);font-size:14px;line-height:1.65}
.article-meta{
  display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;color:var(--mute);font-size:12px;
}
.article-copy .article-status{
  display:flex;align-items:center;gap:10px;margin:18px 0 0;padding-top:14px;
  border-top:1px solid var(--hairline);color:var(--ink);font-size:13px;
}
.article-status span{color:var(--mute);font-size:11px;text-transform:uppercase;letter-spacing:.04em}
.article-visual{min-width:0;margin:0;border-left:1px solid var(--hairline);background:var(--soft)}
.article-visual img{display:block;width:100%;height:100%;min-height:286px;object-fit:cover}

.footer{border-top:1px solid var(--hairline)}
.footer-shell{
  width:min(var(--max),calc(100% - 48px));margin:0 auto;padding:32px 0 48px;
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:24px;color:var(--mute);font-size:12px;
}
.footer-links{display:flex;flex-wrap:wrap;gap:16px;margin:0;padding:0;list-style:none}
.footer a,.footer button{padding:0;border:0;background:none;color:var(--ink);font-family:var(--mono);font-size:12px;text-decoration:none;cursor:pointer}
.footer a:hover,.footer button:hover{color:var(--mute)}

a:focus-visible,button:focus-visible{outline:2px solid var(--ink);outline-offset:3px}
.dark a:focus-visible{outline-color:var(--on-dark)}

@media (max-width:860px){
  .desktop-nav,.nav-shell>.nav-cta{display:none}
  .menu-toggle{display:block;margin-left:auto}
  .hero{grid-template-columns:1fr}
  .manifest{max-width:520px}
  .step-grid,.step-grid.four{grid-template-columns:repeat(2,minmax(0,1fr))}
  .article-card{grid-template-columns:1fr}
  .article-visual{order:-1;border-left:0;border-bottom:1px solid var(--hairline)}
  .article-visual img{min-height:0;aspect-ratio:16/9}
}

@media (max-width:640px){
  body{font-size:15px}
  .nav-shell,.page,.footer-shell{width:calc(100% - 32px)}
  .page{padding:40px 0 72px}
  .hero{gap:32px;padding:44px 20px 24px}
  h1{font-size:2rem}
  .section,.closing{padding:48px 20px}
  .related{margin-top:24px;padding:32px 20px}
  .section-intro,.note,.related-head{grid-template-columns:1fr;gap:14px}
  .section-intro{margin-bottom:28px}
  .related-head{margin-bottom:22px}
  .article-copy{padding:20px}
  .article-tags{margin-bottom:22px}
  .article-meta{display:grid;grid-template-columns:auto 1fr;gap:4px 8px}
  .article-meta span:last-child{grid-column:1/-1}
  .signal-grid,.step-grid,.step-grid.four,.deliver-grid{grid-template-columns:1fr}
  .tile{min-height:0}
  .footer-shell{padding:28px 0 40px;flex-direction:column}
}

@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}