:root{
  --bg:#FAFBFD;
  --ink:#1A2035;
  --ink-2:#4A5468;
  --ink-3:#6B7482;
  --accent:#2563EB;
  --border:#E2E7F0;
  --ai-top:#2DA3F2;
  --ai-bot:#1A73D9;
  --font-display:'Libre Baskerville',Georgia,serif;
  --font-body:'Plus Jakarta Sans',system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
}

*{box-sizing:border-box}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font-body);
  line-height:1.65;
}
a{color:inherit}
.ai-mark{
  background:linear-gradient(180deg,var(--ai-top),var(--ai-bot));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
  font-weight:800;
}
.topbar{
  border-bottom:1px solid var(--border);
  background:rgba(250,251,253,.94);
}
.nav{
  width:min(1120px,calc(100% - 40px));
  margin:0 auto;
  min-height:66px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
}
.brand{
  text-decoration:none;
  font-weight:800;
  letter-spacing:-.01em;
}
.brand-ai{
  color:var(--accent);
}
.tld{
  color:#8A92A0;
  font-size:.7em;
  margin-left:1px;
}
.back{
  color:var(--ink-2);
  text-decoration:none;
  font-weight:700;
  font-size:.92rem;
}
.back:hover,.source-link:hover{text-decoration:underline}
.wrap{
  width:min(920px,calc(100% - 40px));
  margin:0 auto;
}
.resource-hero{
  padding:72px 0 34px;
}
.resource-hero .wrap{
  display:flex;
  flex-direction:column;
  align-items:flex-start;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin-bottom:18px;
  color:var(--accent);
  font-size:.78rem;
  font-weight:800;
  letter-spacing:.12em;
  text-transform:uppercase;
}
h1{
  margin:0;
  max-width:860px;
  font-family:var(--font-display);
  font-size:clamp(2.2rem,6vw,4.55rem);
  line-height:1.08;
  letter-spacing:0;
}
.lede{
  max-width:760px;
  margin:22px 0 0;
  color:var(--ink-2);
  font-size:1.08rem;
}
.meta{
  display:flex;
  flex-wrap:wrap;
  align-items:flex-start;
  justify-content:flex-start;
  width:100%;
  max-width:760px;
  gap:10px;
  margin:28px 0 0;
  padding:0;
  list-style:none;
}
.meta li{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  height:48px;
  min-height:44px;
  border:1px solid var(--border);
  border-radius:999px;
  padding:0 15px;
  white-space:nowrap;
  color:var(--ink-2);
  background:#fff;
  font-size:.86rem;
  font-weight:700;
  line-height:1;
  vertical-align:top;
}
.meta li + li{
  margin-top:0;
}
.content{
  padding:26px 0 72px;
}
.panel{
  border:1px solid var(--border);
  border-radius:8px;
  background:#fff;
  padding:30px;
  box-shadow:0 18px 42px rgba(26,32,53,.06);
}
.panel + .panel{margin-top:22px}
h2{
  margin:0 0 12px;
  font-family:var(--font-display);
  font-size:1.75rem;
  line-height:1.2;
}
p{margin:0 0 16px}
p:last-child{margin-bottom:0}
ul{
  margin:0;
  padding-left:22px;
}
li + li{margin-top:8px}
.source-row{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  align-items:center;
  margin-top:20px;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:48px;
  padding:0 20px;
  border-radius:8px;
  border:1px solid var(--accent);
  background:var(--accent);
  color:#fff;
  font-weight:800;
  text-decoration:none;
}
.source-link{
  color:var(--accent);
  font-weight:800;
  text-decoration:none;
}
.note{
  color:var(--ink-3);
  font-size:.92rem;
}
.capture{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:18px;
}
.capture input[type=email]{
  width:min(100%,320px);
  min-height:48px;
  border:1px solid var(--border);
  border-radius:8px;
  padding:0 16px;
  font:inherit;
}
.capture button{
  cursor:pointer;
}
footer{
  border-top:1px solid var(--border);
  padding:28px 0;
  color:var(--ink-3);
  font-size:.9rem;
}

@media (max-width:720px){
  .nav{width:min(100% - 28px,1120px)}
  .wrap{width:min(100% - 28px,920px)}
  .resource-hero{padding:48px 0 24px}
  .panel{padding:22px}
  h1{font-size:clamp(2rem,12vw,3rem)}
}