:root{
  --bg:#0a0e14; --bg-elev:#0f1520; --panel:#121a26; --line:#1d2a3a;
  --ink:#e6edf3; --ink-dim:#9fb0c3; --ink-faint:#6b7d92;
  --accent:#3fd5c7; --accent-2:#7c9cff; --accent-warm:#f0a868;
  --maxw:1120px; --readw:740px; --r:14px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg); color:var(--ink);
  font:16px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  -webkit-font-smoothing:antialiased; overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* static gradient backdrop (no canvas — fast on weak hardware) */
.veil{
  position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(900px 600px at 70% -10%, rgba(63,213,199,0.10), transparent 60%),
    radial-gradient(700px 500px at 10% 8%, rgba(124,156,255,0.08), transparent 55%);
}
.content{position:relative;z-index:2}

/* nav */
header{
  position:sticky;top:0;z-index:20;
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
  background:rgba(10,14,20,0.72);border-bottom:1px solid var(--line);
}
nav{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:11px;font-weight:700;letter-spacing:0.04em}
.brand b{color:#fff}
.brand span{color:var(--accent)}
.nav-links{display:flex;gap:28px;font-size:14px;color:var(--ink-dim)}
.nav-links a:hover,.nav-links a.active{color:var(--accent)}
@media(max-width:720px){
  .nav-links{gap:0}
  .nav-links a:not(:last-child){display:none}
  .nav-links a:last-child{color:var(--accent);border:1px solid var(--line);padding:7px 15px;border-radius:8px}
}

/* page header */
.page-head{padding:74px 0 36px;border-bottom:1px solid var(--line)}
.kicker{font-size:13px;letter-spacing:0.18em;text-transform:uppercase;color:var(--accent-2);margin-bottom:14px}
.page-head h1{font-size:clamp(32px,5vw,52px);letter-spacing:-0.025em;line-height:1.05;font-weight:800}
.page-head .grad{
  background:linear-gradient(110deg,var(--accent),var(--accent-2) 55%,var(--accent-warm));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.page-head p{color:var(--ink-dim);font-size:18px;max-width:var(--readw);margin-top:16px}

/* post list */
.posts{padding:48px 0 90px;display:grid;gap:18px}
.post-card{
  display:block;background:var(--panel);border:1px solid var(--line);border-radius:var(--r);
  padding:26px 28px;transition:.2s;position:relative;overflow:hidden;
}
.post-card::before{
  content:"";position:absolute;left:0;top:0;height:3px;width:100%;
  background:linear-gradient(90deg,var(--accent),var(--accent-2));opacity:0;transition:.2s;
}
.post-card:hover{transform:translateY(-3px);border-color:rgba(124,156,255,0.4)}
.post-card:hover::before{opacity:1}
.post-meta{font-size:12.5px;letter-spacing:0.06em;color:var(--ink-faint);text-transform:uppercase}
.post-card h2{font-size:23px;line-height:1.2;margin:9px 0 10px;letter-spacing:-0.01em}
.post-card p{color:var(--ink-dim);font-size:15px}
.post-card .more{display:inline-block;margin-top:14px;color:var(--accent);font-weight:600;font-size:14px}

/* article */
article{padding:40px 0 80px}
.article-body{max-width:var(--readw);margin:0 auto}
.article-body .meta{font-size:13px;letter-spacing:0.05em;color:var(--ink-faint);text-transform:uppercase;margin-bottom:22px}
.article-body h2{font-size:clamp(24px,3.4vw,30px);letter-spacing:-0.015em;margin:42px 0 14px;line-height:1.2}
.article-body h3{font-size:19px;margin:30px 0 10px;color:#fff}
.article-body p{color:var(--ink-dim);margin:0 0 18px;font-size:17px}
.article-body p b,.article-body strong{color:var(--ink);font-weight:600}
.article-body ul{margin:0 0 18px 0;padding-left:0;list-style:none;display:grid;gap:11px}
.article-body ul li{display:flex;gap:12px;align-items:flex-start;color:var(--ink-dim);font-size:16px}
.article-body ul li::before{content:"";flex:0 0 auto;width:9px;height:9px;border-radius:50%;margin-top:9px;background:var(--accent);box-shadow:0 0 12px var(--accent)}
.article-body em{color:var(--accent);font-style:normal}
.lead{font-size:20px !important;color:var(--ink) !important;line-height:1.55}
.pull{
  border-left:3px solid var(--accent);background:linear-gradient(135deg,rgba(63,213,199,0.06),rgba(124,156,255,0.05));
  padding:18px 22px;border-radius:0 12px 12px 0;margin:26px 0;color:var(--ink) !important;font-size:18px !important;
}
.metrics-row{
  display:flex;flex-wrap:wrap;gap:14px;margin:30px 0;
}
.stat{
  flex:1 1 150px;background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:18px 20px;
}
.stat b{display:block;font-size:26px;color:#fff;letter-spacing:-0.01em}
.stat b span{color:var(--accent)}
.stat small{display:block;color:var(--ink-faint);font-size:12.5px;letter-spacing:0.04em;margin-top:4px}
/* comparison table — modern, column-highlighted */
.article-body table.cmp{
  width:100%;border-collapse:separate;border-spacing:0;margin:28px 0 30px;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  background:linear-gradient(180deg,#111a28,#0c1320);
  border:1px solid var(--line);border-radius:16px;overflow:hidden;
  box-shadow:0 26px 54px -30px rgba(0,0,0,0.8);
}
.article-body table.cmp th,.article-body table.cmp td{
  padding:15px 18px;text-align:right;font-variant-numeric:tabular-nums;
}
.article-body table.cmp thead th{
  font-size:11px;letter-spacing:0.14em;text-transform:uppercase;font-weight:700;
  color:var(--ink-faint);border-bottom:1px solid var(--line);
  background:rgba(255,255,255,0.022);vertical-align:bottom;
}
.article-body table.cmp th.metric-h{text-align:left}
.article-body table.cmp thead th.col-ag2i{color:var(--accent);background:rgba(63,213,199,0.10)}
.article-body table.cmp th.col-ag2i span{
  display:block;margin-top:3px;font-size:9.5px;letter-spacing:0.1em;
  color:var(--ink-faint);font-weight:600;text-transform:uppercase;
}
.article-body table.cmp tbody td{border-top:1px solid rgba(255,255,255,0.05)}
.article-body table.cmp td.metric{text-align:left;color:var(--ink);font-weight:500;font-size:14.5px}
.article-body table.cmp td.ref{color:var(--ink-faint);font-size:14.5px}
/* highlighted AG2I lane */
.article-body table.cmp .col-ag2i{
  background:rgba(63,213,199,0.07);
  border-left:1px solid rgba(63,213,199,0.30);
  border-right:1px solid rgba(63,213,199,0.30);
}
.article-body table.cmp td.col-ag2i{color:#eafffb;font-weight:700;font-size:15.5px}
.article-body table.cmp td.col-ag2i .u{color:var(--accent);font-weight:600;font-size:12px;margin-left:4px;letter-spacing:0.02em}
/* hero row — the headline win */
.article-body table.cmp tr.hero td{padding-top:19px;padding-bottom:19px}
.article-body table.cmp tr.hero td.col-ag2i{font-size:23px;color:#fff;line-height:1}
.article-body table.cmp tr.hero td.col-ag2i .u{font-size:13px}
/* hover */
.article-body table.cmp tbody tr:hover td{background-color:rgba(255,255,255,0.022)}
.article-body table.cmp tbody tr:hover .col-ag2i{background:rgba(63,213,199,0.12)}
@media(max-width:560px){
  .article-body table.cmp th,.article-body table.cmp td{padding:12px 12px}
  .article-body table.cmp tr.hero td.col-ag2i{font-size:19px}
  .article-body table.cmp td.col-ag2i,.article-body table.cmp td.metric,.article-body table.cmp td.ref{font-size:13px}
}
.backlink{display:inline-block;margin-bottom:8px;color:var(--ink-dim);font-size:14px}
.backlink:hover{color:var(--accent)}
.cta-end{
  margin:48px auto 0;max-width:var(--readw);background:linear-gradient(135deg,rgba(63,213,199,0.07),rgba(124,156,255,0.07));
  border:1px solid var(--line);border-radius:16px;padding:30px 32px;
}
.cta-end h3{font-size:21px;margin-bottom:8px}
.cta-end p{color:var(--ink-dim);margin-bottom:16px}
.btn{display:inline-block;padding:12px 22px;border-radius:10px;font-weight:600;font-size:15px;border:1px solid var(--accent);background:var(--accent);color:#04130f;transition:.18s}
.btn:hover{transform:translateY(-2px);box-shadow:0 10px 30px rgba(63,213,199,0.28)}

/* footer */
footer{border-top:1px solid var(--line);padding:50px 0 64px;color:var(--ink-faint);font-size:14px}
.foot-grid{display:flex;justify-content:space-between;align-items:flex-end;flex-wrap:wrap;gap:24px}
.foot-brand{font-weight:700;color:#fff;letter-spacing:0.04em}
.foot-brand span{color:var(--accent)}
footer a:hover{color:var(--accent)}