:root{
  --bg:#F6F8F9;--surface:#FFFFFF;--ink:#0B1B22;--ink-2:#22343B;--muted:#4F6168;--faint:#8B9AA0;
  --line:#E2E8EA;--line-soft:#EDF1F2;--cyan:#00C2F3;--cyan-2:#0A93C0;--teal:#346667;--teal-2:#1F4A4B;
  --night:#06161D;--night-2:#0B2530;--max:1200px;--pad:40px;
  --shadow:0 1px 2px rgba(11,27,34,.05),0 12px 32px -12px rgba(11,27,34,.14);
  --shadow-lg:0 2px 4px rgba(11,27,34,.06),0 30px 60px -20px rgba(11,27,34,.28);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:'Inter',system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--ink);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
h1,h2,h3,h4{font-family:'Plus Jakarta Sans','Inter',sans-serif;letter-spacing:-.025em;line-height:1.15}
.wrap{max-width:var(--max);margin:0 auto;padding:0 var(--pad)}
.arrow{transition:transform .18s;display:inline-block}
a:hover .arrow{transform:translateX(3px)}

/* progress */
.progress{position:fixed;top:0;left:0;height:3px;width:0;z-index:80;background:linear-gradient(90deg,var(--cyan),#5EE0D0)}

/* nav */
.nav{position:sticky;top:0;z-index:60;background:rgba(6,22,29,.94);backdrop-filter:saturate(160%) blur(14px);-webkit-backdrop-filter:saturate(160%) blur(14px);border-bottom:1px solid rgba(255,255,255,.08)}
.nav-inner{max-width:var(--max);margin:0 auto;padding:0 var(--pad);height:68px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:11px;font-family:'Plus Jakarta Sans',sans-serif;font-weight:800;font-size:19px;letter-spacing:-.02em;color:#fff}
.brand img{width:32px;height:32px;object-fit:contain}
.brand small{font-size:11px;font-weight:600;letter-spacing:.12em;color:rgba(255,255,255,.5);padding-top:3px}
.nav-links{display:flex;align-items:center;gap:28px}
.nav-links a{font-size:14px;font-weight:500;color:rgba(255,255,255,.72);transition:color .15s}
.nav-links a:hover,.nav-links a.on{color:#fff}
.nav-links .nav-cta{padding:9px 17px;border-radius:10px;background:#fff;color:var(--ink);font-weight:600}
.nav-links .nav-cta:hover{background:var(--cyan);color:#04212B}
.nav-toggle{display:none;width:42px;height:42px;border:1px solid rgba(255,255,255,.18);border-radius:10px;background:transparent;cursor:pointer;align-items:center;justify-content:center}
.nav-toggle i{display:block;width:18px;height:2px;background:#fff;position:relative;border-radius:2px}
.nav-toggle i::before,.nav-toggle i::after{content:'';position:absolute;left:0;width:18px;height:2px;background:#fff;border-radius:2px}
.nav-toggle i::before{top:-6px}.nav-toggle i::after{top:6px}

/* article hero */
.ahero{position:relative;color:#fff;padding:64px 0 120px;overflow:hidden;isolation:isolate;background:var(--night)}
.ahero::before{content:'';position:absolute;inset:0;z-index:-2;background:var(--art)}
.ahero::after{content:'';position:absolute;inset:0;z-index:-1;background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);background-size:56px 56px;-webkit-mask-image:radial-gradient(ellipse 80% 80% at 50% 20%,#000 20%,transparent 75%);mask-image:radial-gradient(ellipse 80% 80% at 50% 20%,#000 20%,transparent 75%)}
.art-1{--art:radial-gradient(700px 380px at 85% 10%,rgba(229,72,77,.45),transparent 60%),radial-gradient(600px 380px at 10% 100%,rgba(37,99,235,.45),transparent 60%),linear-gradient(180deg,#06161D,#0B2530)}
.art-2{--art:radial-gradient(700px 380px at 85% 10%,rgba(0,194,243,.35),transparent 60%),radial-gradient(600px 380px at 10% 100%,rgba(52,102,103,.7),transparent 60%),linear-gradient(180deg,#06161D,#0B2530)}
.art-3{--art:radial-gradient(700px 380px at 85% 10%,rgba(94,224,208,.35),transparent 60%),radial-gradient(600px 380px at 10% 100%,rgba(17,128,25,.45),transparent 60%),linear-gradient(180deg,#06161D,#0B2530)}
.art-0{--art:radial-gradient(800px 420px at 80% 0%,rgba(0,194,243,.28),transparent 60%),radial-gradient(600px 380px at 0% 100%,rgba(52,102,103,.6),transparent 60%),linear-gradient(180deg,#06161D,#0B2530)}
.ahero .inner{max-width:820px}
.crumb{display:flex;flex-wrap:wrap;gap:8px;font-size:13px;color:rgba(255,255,255,.55);margin-bottom:26px}
.crumb a:hover{color:#fff}
.tag{display:inline-flex;align-items:center;gap:8px;padding:6px 13px;border-radius:999px;font-size:12px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);color:#CFF4FD}
.ahero h1{font-size:clamp(32px,4.6vw,54px);font-weight:800;letter-spacing:-.035em;line-height:1.08;margin:20px 0 18px}
.ahero .dek{font-size:18.5px;line-height:1.65;color:rgba(255,255,255,.72);max-width:700px}
.byline{display:flex;align-items:center;gap:14px;margin-top:30px;font-size:14px;color:rgba(255,255,255,.7)}
.byline .av{width:42px;height:42px;border-radius:50%;background:linear-gradient(135deg,var(--cyan),var(--teal));display:flex;align-items:center;justify-content:center;font-weight:800;color:#fff;font-family:'Plus Jakarta Sans',sans-serif}
.byline b{color:#fff;display:block;font-size:15px}

/* layout */
.page{position:relative;margin-top:-72px;padding-bottom:96px}
.grid{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:40px;align-items:start}
.paper{background:var(--surface);border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow);padding:56px 64px}
.toc{position:sticky;top:96px;background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:22px 20px;box-shadow:var(--shadow)}
.toc h4{font-family:'Inter',sans-serif;font-size:11.5px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--faint);margin-bottom:12px}
.toc a{display:block;font-size:13.5px;line-height:1.45;color:var(--muted);padding:7px 0 7px 12px;border-left:2px solid var(--line-soft);transition:color .15s,border-color .15s}
.toc a:hover,.toc a.on{color:var(--ink);border-left-color:var(--cyan)}
.toc .share{margin-top:18px;padding-top:16px;border-top:1px solid var(--line-soft);display:flex;gap:8px}
.toc .share a,.toc .share button{flex:1;display:flex;align-items:center;justify-content:center;gap:6px;border:1px solid var(--line);border-left:1px solid var(--line);border-radius:10px;padding:8px 6px;font-size:12px;font-weight:600;color:var(--ink-2);background:#fff;cursor:pointer;font-family:inherit}
.toc .share a:hover,.toc .share button:hover{border-color:var(--cyan);color:var(--ink)}

/* prose */
.prose{font-size:17.5px;line-height:1.8;color:var(--muted)}
.prose>*+*{margin-top:22px}
.prose h2{font-size:clamp(24px,2.6vw,30px);font-weight:800;color:var(--ink);margin-top:56px;scroll-margin-top:96px}
.prose h2:first-child{margin-top:0}
.prose h3{font-size:20px;font-weight:700;color:var(--ink);margin-top:36px}
.prose strong{color:var(--ink);font-weight:600}
.prose a{color:var(--cyan-2);font-weight:500;border-bottom:1px solid rgba(10,147,192,.3);transition:border-color .15s}
.prose a:hover{border-bottom-color:var(--cyan-2)}
.prose ul,.prose ol{padding-left:4px;list-style:none}
.prose li{position:relative;padding-left:30px;margin-top:12px}
.prose ul li::before{content:'';position:absolute;left:4px;top:.72em;width:8px;height:8px;border-radius:3px;background:linear-gradient(135deg,var(--cyan),var(--teal))}
.prose ol{counter-reset:o}
.prose ol li{counter-increment:o}
.prose ol li::before{content:counter(o);position:absolute;left:0;top:.2em;width:22px;height:22px;border-radius:7px;background:#E6F8FD;color:var(--cyan-2);font-size:12.5px;font-weight:800;display:flex;align-items:center;justify-content:center;font-family:'Plus Jakarta Sans',sans-serif}
.prose code{background:#EEF6F8;color:var(--teal-2);padding:2px 7px;border-radius:6px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.86em}
.lede{font-size:20px;line-height:1.7;color:var(--ink-2)}
.pull{margin:40px 0;padding:26px 30px;border-radius:18px;background:linear-gradient(135deg,#F0FBFE,#EEF7F6);border:1px solid #D5EEF2;font-family:'Plus Jakarta Sans',sans-serif;font-size:21px;font-weight:700;line-height:1.45;letter-spacing:-.015em;color:var(--ink)}
.pull small{display:block;margin-top:10px;font-family:'Inter',sans-serif;font-size:13px;font-weight:600;color:var(--faint);letter-spacing:0}
.note{display:flex;gap:14px;padding:18px 20px;border-radius:14px;background:#FFF8EB;border:1px solid #F5E2BC;font-size:15px;line-height:1.65;color:#5B4A2A}
.note b{color:#3D2F12}

/* product callout */
.pcard{display:flex;gap:18px;align-items:flex-start;padding:22px 24px;border-radius:18px;border:1px solid var(--line);background:#FBFCFC;position:relative;overflow:hidden}
.pcard::before{content:'';position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--c)}
.pcard img{width:48px;height:48px;border-radius:12px;flex:none;object-fit:cover;box-shadow:0 4px 12px -4px rgba(0,0,0,.25)}
.pcard img.wm{width:auto;height:40px;border-radius:7px}
.pcard h4{font-size:17px;font-weight:800;color:var(--ink);margin-bottom:4px}
.pcard p{font-size:14.5px;line-height:1.6;color:var(--muted);margin:0}
.pcard .lnk{display:inline-flex;gap:6px;margin-top:8px;font-size:14px;font-weight:700;color:var(--c);border:0}
.pcard.stack{flex-direction:column;gap:12px}
.c-byvano{--c:#E5484D}.c-desk{--c:#2563EB}.c-rx{--c:#DC2626}.c-acs{--c:#118019}

/* stack table */
.stack-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.si{padding:16px 18px;border-radius:14px;border:1px solid var(--line);background:#FBFCFC}
.si b{display:block;font-family:'Plus Jakarta Sans',sans-serif;font-size:15.5px;color:var(--ink)}
.si span{font-size:13.5px;line-height:1.5;color:var(--muted)}

/* end of article */
.endcta{margin-top:56px;padding:34px;border-radius:22px;background:var(--night);color:#fff;position:relative;overflow:hidden}
.endcta::before{content:'';position:absolute;inset:0;background:radial-gradient(500px 260px at 100% 0%,rgba(0,194,243,.28),transparent 60%),radial-gradient(400px 260px at 0% 100%,rgba(52,102,103,.6),transparent 60%)}
.endcta>*{position:relative}
.endcta h3{font-size:24px;font-weight:800;margin-bottom:8px}
.endcta p{color:rgba(255,255,255,.7);font-size:15.5px;margin-bottom:22px}
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chips a{display:flex;align-items:center;gap:9px;padding:8px 14px 8px 8px;border-radius:12px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);font-size:14px;font-weight:600;transition:background .15s,border-color .15s}
.chips a:hover{background:rgba(255,255,255,.13);border-color:rgba(255,255,255,.3)}
.chips img{width:28px;height:28px;border-radius:8px}
.chips img.wm{width:auto;height:28px;border-radius:6px}
.chips a.wmc{padding:8px}

.author{display:flex;gap:16px;align-items:center;margin-top:40px;padding-top:28px;border-top:1px solid var(--line-soft)}
.author .av{width:52px;height:52px;border-radius:50%;background:linear-gradient(135deg,var(--cyan),var(--teal));display:flex;align-items:center;justify-content:center;font-weight:800;color:#fff;font-size:18px;font-family:'Plus Jakarta Sans',sans-serif;flex:none}
.author b{display:block;font-size:15.5px;color:var(--ink)}
.author span{font-size:14px;color:var(--muted)}

/* related + index cards */
.related{padding:0 0 110px}
.related h2{font-size:clamp(26px,3vw,34px);font-weight:800;margin-bottom:26px}
.posts{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.posts.two{grid-template-columns:repeat(2,1fr)}
.post{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:20px;overflow:hidden;box-shadow:var(--shadow);transition:transform .22s,box-shadow .22s}
.post:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.post-art{height:160px;position:relative;overflow:hidden;background:var(--art)}
.post-art span{position:absolute;left:22px;bottom:18px;font-size:11px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:#fff;background:rgba(0,0,0,.28);padding:5px 10px;border-radius:999px;backdrop-filter:blur(6px)}
.post-body{padding:24px 24px 26px;display:flex;flex-direction:column;flex:1}
.post h3{font-size:19px;font-weight:700;line-height:1.35;margin-bottom:10px}
.post p{font-size:14.5px;color:var(--muted);line-height:1.65;margin-bottom:18px}
.post .meta{font-size:12.5px;color:var(--faint);margin-bottom:14px}
.post .go{margin-top:auto;display:inline-flex;gap:7px;font-size:14px;font-weight:700;color:var(--cyan-2)}
.post.feature{grid-column:1/-1;flex-direction:row}
.post.feature .post-art{height:auto;min-height:280px;flex:1}
.post.feature .post-body{flex:1;padding:40px}
.post.feature h3{font-size:clamp(24px,2.6vw,30px);font-weight:800}

/* footer */
.footer{background:#04111A;color:rgba(255,255,255,.62);padding:64px 0 30px}
.fgrid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:48px}
.fbrand p{font-size:14px;line-height:1.75;margin-top:16px}
.fbrand p a{color:var(--cyan)}
.fcol h4{font-family:'Inter',sans-serif;font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:rgba(255,255,255,.4);margin-bottom:16px}
.fcol a{display:block;font-size:14px;margin-bottom:11px;transition:color .15s}
.fcol a:hover{color:#fff}
.fbottom{max-width:var(--max);margin:52px auto 0;padding:22px var(--pad) 0;border-top:1px solid rgba(255,255,255,.07);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.4)}

@media(max-width:1024px){
  :root{--pad:28px}
  .grid{grid-template-columns:1fr}
  .toc{display:none}
  .paper{padding:44px 40px}
  .posts{grid-template-columns:1fr 1fr}
  .post.feature{flex-direction:column}
  .post.feature .post-art{min-height:200px}
  .fgrid{grid-template-columns:1fr 1fr;gap:40px}
}
@media(max-width:760px){
  :root{--pad:16px}
  .nav-inner{height:64px}
  .nav-toggle{display:flex}
  .nav-links{position:absolute;top:64px;left:0;right:0;background:rgba(6,22,29,.98);border-bottom:1px solid rgba(255,255,255,.08);flex-direction:column;align-items:stretch;gap:0;padding:6px 0 14px;display:none}
  .nav-links.open{display:flex}
  .nav-links a{padding:14px var(--pad);font-size:16px;border-bottom:1px solid rgba(255,255,255,.06)}
  .nav-links .nav-cta{margin:14px var(--pad) 0;text-align:center;border-bottom:0}
  .ahero{padding:44px 0 100px}
  .ahero .dek{font-size:16.5px}
  .page{margin-top:-64px}
  .paper{padding:30px 20px;border-radius:20px}
  .prose{font-size:16.5px}
  .lede{font-size:18px}
  .pull{font-size:18px;padding:22px}
  .pcard{flex-direction:column;gap:12px;padding:20px}
  .stack-grid{grid-template-columns:1fr}
  .endcta{padding:26px 20px}
  .posts,.posts.two{grid-template-columns:1fr}
  .post.feature .post-body{padding:26px 22px}
  .fgrid{grid-template-columns:1fr;gap:32px}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}