*,*::before,*::after{box-sizing:border-box}
:root{--bg:#05070a;--bg2:#080c12;--line:rgba(255,255,255,.09);--txt:#e9eff6;--muted:#93a3b6;--teal:#2ee6b6;--cyan:#22d3ee;--wrap:1180px}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--txt);font:16px/1.7 ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
h1,h2,h3{line-height:1.12;letter-spacing:-.025em;margin:0 0 .5em}
p{margin:0 0 1.1em}
.wrap{width:min(100% - 40px,var(--wrap));margin-inline:auto}
.narrow{width:min(100% - 40px,760px);margin-inline:auto}
.muted{color:var(--muted)}
.small{font-size:.875rem}
.center{text-align:center}
.accent{color:var(--teal)}
.grad{background:linear-gradient(100deg,var(--teal),var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent}
.kicker{text-transform:uppercase;letter-spacing:.2em;font-size:.74rem;font-weight:700;color:var(--teal);margin:0 0 .7em}
.grid-bg{background-image:linear-gradient(rgba(255,255,255,.032) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.032) 1px,transparent 1px);background-size:56px 56px}
:focus-visible{outline:2px solid var(--teal);outline-offset:3px;border-radius:6px}
.site-header{position:sticky;top:0;z-index:50;backdrop-filter:blur(14px);background:rgba(5,7,10,.88);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;gap:22px;padding:14px 0}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:1.35rem;letter-spacing:-.03em}
.brand-mark{width:34px;height:34px}
.nav{margin-left:auto;display:flex;gap:22px;font-size:.95rem;font-weight:600;flex-wrap:wrap}
.nav a{color:#c4d0dd}
.nav a:hover{color:var(--teal)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.6em;font-weight:700;font-size:.98rem;padding:15px 26px;border-radius:999px;border:1px solid transparent;cursor:pointer;transition:transform .2s,box-shadow .2s}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:linear-gradient(100deg,var(--teal),#19d3b0);color:#04110d;box-shadow:0 10px 34px -10px rgba(46,230,182,.75)}
.btn-ghost{background:rgba(255,255,255,.04);border-color:var(--line);color:var(--txt)}
.btn-sm{padding:11px 20px;font-size:.9rem}
.page-hero{padding:clamp(46px,7vw,86px) 0 clamp(26px,4vw,46px)}
.page-hero h1{font-size:clamp(2.2rem,5.4vw,3.6rem);font-weight:800}
.lede{font-size:1.1rem;color:#b9c6d6;max-width:58ch}
.posts{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;padding-bottom:clamp(46px,7vw,96px)}
.post-card{display:flex;flex-direction:column;background:linear-gradient(160deg,rgba(255,255,255,.04),rgba(255,255,255,.012));border:1px solid var(--line);border-radius:20px;padding:26px;transition:transform .35s,border-color .35s,box-shadow .35s}
.post-card:hover{transform:translateY(-6px);border-color:rgba(46,230,182,.38);box-shadow:0 26px 60px -30px rgba(46,230,182,.5)}
.tag{display:inline-block;padding:6px 13px;border-radius:999px;background:rgba(46,230,182,.1);border:1px solid rgba(46,230,182,.25);color:var(--teal);font-size:.7rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase;margin-bottom:16px}
.post-card h2{font-size:1.18rem;font-weight:800}
.post-card p{color:var(--muted);font-size:.95rem}
.byline{color:#6f8294;font-size:.82rem;margin:0 0 14px}
.link{color:var(--teal);font-weight:700;font-size:.92rem;margin-top:auto}
.link:hover{text-decoration:underline}
.article{padding:0 0 clamp(46px,7vw,96px)}
.article h1{font-size:clamp(1.9rem,4.4vw,3rem);font-weight:800}
.article h2{font-size:clamp(1.35rem,2.6vw,1.8rem);font-weight:800;margin-top:1.9em}
.article h3{font-size:1.08rem;font-weight:800;margin-top:1.5em}
.article p,.article li{color:#c3cfdb}
.article ul{margin:0 0 1.1em;padding-left:1.2em}
.article li{margin-bottom:.5em}
.meta{display:flex;gap:14px;flex-wrap:wrap;align-items:center;color:var(--muted);font-size:.88rem;margin:0 0 30px;padding-bottom:22px;border-bottom:1px solid var(--line)}
.panel{background:linear-gradient(160deg,rgba(255,255,255,.045),rgba(255,255,255,.015));border:1px solid var(--line);border-radius:22px;padding:clamp(22px,3vw,34px);margin:34px 0}
.panel h2,.panel h3{margin-top:0}
.panel.cta{background-color:rgba(46,230,182,.05);border-color:rgba(46,230,182,.28);text-align:center}
.faq-item{border:1px solid var(--line);border-radius:16px;background:rgba(255,255,255,.025);margin-bottom:12px;overflow:hidden}
.faq-item[open]{border-color:rgba(46,230,182,.35);background:rgba(46,230,182,.05)}
.faq-item summary{padding:18px 22px;cursor:pointer;font-weight:700;list-style:none}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item div{padding:0 22px 20px;color:var(--muted)}
.faq-item div p{margin:0}
.site-footer{border-top:1px solid var(--line);padding:56px 0 26px;background:var(--bg2)}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1.2fr;gap:36px}
.f-head{font-size:.76rem;letter-spacing:.18em;text-transform:uppercase;font-weight:800;margin-bottom:16px}
.site-footer ul{list-style:none;padding:0;margin:0}
.site-footer li{margin-bottom:10px}
.site-footer a{color:var(--muted);font-size:.94rem}
.site-footer a:hover{color:var(--teal)}
.site-footer address{font-style:normal;color:var(--muted);font-size:.94rem}
.footer-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:42px;padding-top:22px;border-top:1px solid var(--line)}
@media(max-width:980px){.posts{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:700px){.posts{grid-template-columns:1fr}.nav{display:none}}


/* ---------- Article share ---------- */
.share-row{display:flex;align-items:center;flex-wrap:wrap;gap:10px;margin:40px 0 8px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12)}
.share-row .share-label{font-size:13px;letter-spacing:.08em;text-transform:uppercase;opacity:.6;margin-right:4px}
.share-row a,.share-row button{display:inline-flex;align-items:center;gap:7px;font:inherit;font-size:13.5px;font-weight:600;line-height:1;padding:9px 14px;border-radius:999px;border:1px solid rgba(255,255,255,.18);background:transparent;color:inherit;cursor:pointer;text-decoration:none;transition:border-color .15s,color .15s,background .15s}
.share-row a:hover,.share-row button:hover{border-color:#2ee6b6;color:#2ee6b6}
.share-row svg{width:15px;height:15px;fill:currentColor;flex:0 0 auto}
.share-row .copied{border-color:#2ee6b6;color:#2ee6b6}
@media(max-width:560px){.share-row .share-label{width:100%;margin-bottom:2px}}


/* ---------- Article & card imagery ---------- */
.card-media{display:block;margin:-26px -26px 18px;border-radius:19px 19px 0 0;overflow:hidden;background:#0a0f16;border-bottom:1px solid var(--line)}
.card-media img{width:100%;aspect-ratio:1200/630;object-fit:cover;transition:transform .5s ease}
.post-card:hover .card-media img{transform:scale(1.045)}
.article-hero{margin:0 0 34px}
.article-hero img{width:100%;border-radius:18px;border:1px solid var(--line)}
.author-box{display:flex;align-items:center;gap:18px;margin:44px 0 0;padding:22px 24px;border:1px solid var(--line);border-radius:20px;background:linear-gradient(160deg,rgba(255,255,255,.045),rgba(255,255,255,.012))}
.author-box img{width:66px;height:66px;border-radius:50%;flex:0 0 auto}
.author-box p{margin:0;font-size:.92rem;color:var(--muted);line-height:1.6}
.author-box .author-name{color:var(--txt);font-weight:800;font-size:1rem;margin-bottom:5px;letter-spacing:-.01em}
@media(max-width:560px){.author-box{flex-direction:column;align-items:flex-start;text-align:left}}