/* Pulsar Network — Insights / article styling. Matches the dashboard's dark navy + teal/orange. */
:root{
  --bg:#070b15; --surf:#0e1626; --surf2:#13203a; --line:rgba(255,255,255,.09);
  --tx:#e8edf7; --mut:#9aa6bd; --mut2:#6b7689;
  --teal:#46e6ef; --orange:#ffb24d; --good:#3ddc97;
  --radius:16px; --maxw:730px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0; background:var(--bg); color:var(--tx);
  font:400 17px/1.75 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  -webkit-font-smoothing:antialiased;
  background-image:radial-gradient(1100px 600px at 78% -8%,rgba(70,230,239,.07),transparent 60%),radial-gradient(900px 520px at 12% 4%,rgba(255,178,77,.05),transparent 55%);
  background-attachment:fixed;
}
a{color:var(--teal);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%}

/* top bar */
.top{position:sticky;top:0;z-index:10;display:flex;align-items:center;justify-content:space-between;
  padding:14px 22px;background:rgba(7,11,21,.82);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.top .brand{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:.02em;color:var(--tx)}
.top .brand .dot{width:22px;height:22px;border-radius:50%;background:radial-gradient(circle at 35% 30%,#9af6ff,var(--teal) 45%,#1d6f86);box-shadow:0 0 14px rgba(70,230,239,.6)}
.top .brand small{display:block;font-size:9px;letter-spacing:.32em;color:var(--mut);font-weight:600}
.top nav{display:flex;gap:20px;font-size:14px;font-weight:600}
.top nav a{color:var(--mut)}.top nav a:hover{color:var(--tx);text-decoration:none}

/* article */
.wrap{max-width:var(--maxw);margin:0 auto;padding:34px 22px 80px}
.back{display:inline-block;color:var(--mut);font-size:13px;font-weight:600;margin-bottom:18px}
.tags{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px}
.tag{font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--teal);
  background:rgba(70,230,239,.1);border:1px solid rgba(70,230,239,.25);padding:4px 10px;border-radius:999px}
h1{font-size:clamp(28px,5vw,42px);line-height:1.15;letter-spacing:-.02em;margin:.1em 0 .35em;font-weight:800}
.meta{color:var(--mut2);font-size:14px;margin-bottom:26px}
.lede{font-size:20px;line-height:1.6;color:var(--mut);margin:0 0 30px}
.wrap h2{font-size:25px;line-height:1.25;letter-spacing:-.01em;margin:42px 0 12px;font-weight:750}
.wrap h3{font-size:19px;margin:28px 0 8px;font-weight:700;color:#cdd7ea}
.wrap p{margin:0 0 18px}
.wrap ul,.wrap ol{margin:0 0 18px;padding-left:22px}
.wrap li{margin:0 0 9px}
sup a{font-size:.7em;font-weight:700;padding:0 1px}
blockquote{margin:26px 0;padding:6px 0 6px 22px;border-left:3px solid var(--teal);
  font-size:21px;line-height:1.5;color:#dce4f2;font-style:italic}
.callout{background:var(--surf2);border:1px solid var(--line);border-left:3px solid var(--orange);
  border-radius:12px;padding:18px 20px;margin:30px 0}
.callout h4{margin:0 0 8px;font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:var(--orange)}
.callout ul{margin:0;padding-left:18px}.callout li{margin:0 0 6px;font-size:15.5px;color:#d7deec}
.disclaimer{font-size:13.5px;color:var(--mut2);border-top:1px solid var(--line);margin-top:34px;padding-top:16px;font-style:italic}
.refs{font-size:14.5px;color:var(--mut)}
.refs li{margin:0 0 8px;word-break:break-word}
.share{display:flex;gap:10px;align-items:center;margin:36px 0 0;font-size:14px;color:var(--mut)}
.share a{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);background:var(--surf);
  padding:8px 14px;border-radius:10px;color:var(--tx);font-weight:600;font-size:13px}
.share a:hover{border-color:var(--teal);text-decoration:none}
.cta{margin-top:40px;background:linear-gradient(120deg,var(--surf),var(--surf2));border:1px solid var(--line);
  border-radius:var(--radius);padding:24px;text-align:center}
.cta h3{margin:0 0 6px;color:var(--tx)}
.cta p{color:var(--mut);margin:0 0 16px;font-size:15px}
.btn{display:inline-block;background:var(--orange);color:#1a1205;font-weight:800;padding:11px 22px;border-radius:11px;font-size:14px}
.btn:hover{text-decoration:none;filter:brightness(1.05)}
footer{border-top:1px solid var(--line);color:var(--mut2);font-size:13px;text-align:center;padding:28px 22px 50px}
footer a{color:var(--mut)}

/* insights index */
.hero{max-width:880px;margin:0 auto;padding:48px 22px 10px;text-align:center}
.hero h1{font-size:clamp(32px,6vw,52px)}
.hero p{color:var(--mut);font-size:19px;max-width:620px;margin:6px auto 0}
.grid{max-width:1080px;margin:34px auto 0;padding:0 22px 70px;display:grid;gap:20px;grid-template-columns:repeat(auto-fill,minmax(310px,1fr))}
.card{display:flex;flex-direction:column;background:var(--surf);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;transition:transform .15s,border-color .15s}
.card:hover{transform:translateY(-3px);border-color:rgba(70,230,239,.4);text-decoration:none}
.card .tag{align-self:flex-start;margin-bottom:12px}
.card h2{font-size:21px;line-height:1.25;margin:0 0 8px;color:var(--tx);font-weight:750}
.card p{color:var(--mut);font-size:14.5px;margin:0 0 16px;flex:1}
.card .meta{margin:0;font-size:12.5px}
.feature{grid-column:1/-1;background:linear-gradient(120deg,var(--surf),var(--surf2))}
@media(max-width:600px){body{font-size:16px}.top nav{gap:14px}.lede{font-size:18px}}

/* ---- Motion & polish ---- */
@keyframes fadeUp{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes heroGrad{0%,100%{background-position:0% 50%}50%{background-position:100% 50%}}
@keyframes floatDot{0%,100%{transform:translateY(0)}50%{transform:translateY(-5px)}}

/* hero (insights index) */
.hero .tag{animation:fadeUp .5s ease both}
.hero h1{animation:fadeUp .6s .06s ease both}
.hero p{animation:fadeUp .6s .14s ease both}
.top{animation:fadeIn .5s ease both}

/* article header */
.wrap .tags{animation:fadeUp .5s ease both}
.wrap>h1{animation:fadeUp .6s .06s ease both}
.wrap>.meta{animation:fadeUp .6s .12s ease both}
.wrap>.lede{animation:fadeUp .6s .18s ease both}

/* staggered card entrance */
.grid .card{animation:fadeUp .6s ease both;opacity:0}
.grid .card:nth-child(1){animation-delay:.05s}
.grid .card:nth-child(2){animation-delay:.12s}
.grid .card:nth-child(3){animation-delay:.19s}
.grid .card:nth-child(4){animation-delay:.26s}
.grid .card:nth-child(5){animation-delay:.33s}
.grid .card:nth-child(6){animation-delay:.40s}
.grid .card:nth-child(n+7){animation-delay:.46s}

/* richer card hover */
.card{position:relative;transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease}
.card:hover{transform:translateY(-4px);border-color:rgba(70,230,239,.45);box-shadow:0 18px 44px rgba(0,0,0,.38)}
.card h2{transition:color .18s ease}
.card:hover h2{color:#fff}
.card::after{content:"";position:absolute;left:22px;right:22px;bottom:0;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--teal),var(--orange));transform:scaleX(0);transform-origin:0 50%;transition:transform .3s ease;opacity:.85}
.card:hover::after{transform:scaleX(1)}

/* living gradient on the feature card */
.feature{background-size:200% 200%;animation:fadeUp .6s ease both,heroGrad 14s ease-in-out infinite 1s}

/* link + CTA micro-interactions */
.cta .btn,.share a,.btn{transition:transform .14s ease,filter .14s ease,border-color .14s ease,background .14s ease}
.cta .btn:hover{transform:translateY(-2px)}
.cta .btn:active,.share a:active{transform:translateY(0)}
.back{transition:color .15s ease,transform .15s ease;display:inline-block}
.back:hover{color:var(--teal);transform:translateX(-3px);text-decoration:none}
.tag{transition:background .15s ease,border-color .15s ease}

/* reading progress bar (scroll-driven, no JS where supported) */
.progress{position:fixed;top:0;left:0;height:3px;width:100%;transform-origin:0 50%;transform:scaleX(0);background:linear-gradient(90deg,var(--teal),var(--orange));z-index:50}
@supports (animation-timeline: scroll()){
  .progress{animation:growbar linear both;animation-timeline:scroll(root)}
}
@keyframes growbar{from{transform:scaleX(0)}to{transform:scaleX(1)}}

/* accessible focus (impeccable: never remove without replacement) */
a:focus-visible,.card:focus-visible,.btn:focus-visible,.share a:focus-visible,.top nav a:focus-visible{
  outline:2px solid var(--teal);outline-offset:3px;border-radius:8px}

/* respect reduced motion */
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .grid .card{opacity:1}
  .progress{display:none}
}