:root{--bg:#0a0b0d;--panel:#111317;--line:#1f2329;--fg:#e8eaed;--mut:#9aa3ad;--acc:#6ee7b7;--acc2:#38bdf8;--max:760px}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--fg);font-family:Geist,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;line-height:1.7;font-size:17px;-webkit-font-smoothing:antialiased}
a{color:var(--acc2);text-decoration:none}a:hover{text-decoration:underline}
.nav{position:sticky;top:0;z-index:10;backdrop-filter:blur(12px);background:rgba(10,11,13,.72);border-bottom:1px solid var(--line)}
.nav-inner{max-width:1100px;margin:0 auto;display:flex;align-items:center;gap:18px;padding:14px 20px}
.brand{display:flex;align-items:center;gap:8px;font-weight:600;color:var(--fg)}.brand span span{color:var(--mut)}
.nav-links{display:flex;gap:18px;margin-left:auto;flex-wrap:wrap}.nav-links a{color:var(--mut);font-size:14px}.nav-links a:hover{color:var(--fg);text-decoration:none}
.btn{display:inline-flex;align-items:center;gap:6px;padding:9px 16px;border-radius:9px;font-size:14px;font-weight:500;border:1px solid var(--line)}
.btn-primary{background:linear-gradient(180deg,#34d399,#10b981);color:#04130d;border:none}.btn-ghost{color:var(--fg)}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
main{padding:40px 0 0}
.crumbs{font-size:13px;color:var(--mut);margin-bottom:18px}.crumbs a{color:var(--mut)}
.eyebrow{font-family:'JetBrains Mono',monospace;font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--acc)}
h1{font-size:40px;line-height:1.12;letter-spacing:-.02em;margin:.3em 0 .4em;font-weight:650}
h2{font-size:26px;line-height:1.2;letter-spacing:-.01em;margin:1.7em 0 .5em;font-weight:600}
h3{font-size:19px;margin:1.4em 0 .4em;font-weight:600}
.meta{color:var(--mut);font-size:14px;margin-bottom:8px}
.lead{font-size:20px;color:#cdd3da;margin:0 0 8px}
article p,article li{color:#d3d8de}article ul,article ol{padding-left:22px}article li{margin:.35em 0}
.hero-img{width:100%;border-radius:14px;border:1px solid var(--line);margin:24px 0;display:block}
.callout{background:var(--panel);border:1px solid var(--line);border-left:3px solid var(--acc);border-radius:10px;padding:16px 18px;margin:22px 0;color:#cdd3da}
table{width:100%;border-collapse:collapse;margin:20px 0;font-size:15px}th,td{border:1px solid var(--line);padding:9px 12px;text-align:left}th{background:var(--panel);color:var(--fg)}
.faq{margin:18px 0}.faq details{border:1px solid var(--line);border-radius:10px;padding:4px 16px;margin:10px 0;background:var(--panel)}
.faq summary{cursor:pointer;font-weight:600;padding:12px 0;list-style:none}.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:'+';float:right;color:var(--acc)}.faq details[open] summary::after{content:'\2013'}
.cta{margin:48px 0;padding:30px;border-radius:16px;background:radial-gradient(120% 140% at 0% 0%,#10241c,#0d0f13);border:1px solid var(--line)}
.cta h2{margin-top:0}.cta p{color:var(--mut)}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:18px;margin:24px 0}
.card{display:block;background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:20px;color:var(--fg)}
.card:hover{border-color:#2b3038;text-decoration:none}.card .eyebrow{font-size:11px}.card h3{margin:.4em 0 .3em;font-size:18px}.card p{color:var(--mut);font-size:14px;margin:0}
footer{border-top:1px solid var(--line);margin-top:56px;padding:30px 0;color:var(--mut);font-size:14px}
footer .wrap{display:flex;gap:18px;flex-wrap:wrap;align-items:center}footer a{color:var(--mut)}
.tags{display:flex;gap:8px;flex-wrap:wrap;margin:14px 0}.tag{font-size:12px;color:var(--mut);border:1px solid var(--line);border-radius:99px;padding:3px 10px}
@media(max-width:640px){h1{font-size:30px}.nav-links{display:none}body{font-size:16px}}