:root{--bg:#0b0f19;--bg-2:#111827;--surface:#151c2c;--text:#e6e9f0;--muted:#9aa3b5;--brand:#7c5cff;--brand-2:#22d3ee;--accent:#f59e0b;--border:#243044;--radius:14px;--max:1120px;--font:system-ui,-apple-system,"Segoe UI",Roboto,Inter,sans-serif}
@media (prefers-color-scheme:light){:root{--bg:#f7f8fb;--bg-2:#ffffff;--surface:#ffffff;--text:#111827;--muted:#4b5563;--border:#e5e7eb}}
*{box-sizing:border-box}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--font);font-size:17px;line-height:1.65;color:var(--text);background:var(--bg)}
img{max-width:100%;height:auto}a{color:var(--brand-2);text-decoration:none}a:hover{text-decoration:underline}
h1,h2,h3,h4{line-height:1.2;margin:1.6em 0 .5em;font-weight:750;letter-spacing:-.01em}
h1{font-size:clamp(1.9rem,4.5vw,2.8rem);margin-top:0}h2{font-size:clamp(1.35rem,3vw,1.75rem)}h3{font-size:1.15rem}
p,ul,ol{margin:0 0 1.1em}li{margin:.25em 0}code{background:var(--surface);border:1px solid var(--border);padding:.1em .4em;border-radius:6px;font-size:.92em}
blockquote{margin:1.2em 0;padding:.8em 1.2em;border-left:4px solid var(--brand);background:var(--surface);border-radius:0 var(--radius) var(--radius) 0}
.container{max-width:var(--max);margin:0 auto;padding:0 16px}
.skip{position:absolute;left:-999px;top:0;background:var(--brand);color:#fff;padding:.5em 1em;z-index:100}.skip:focus{left:8px;top:8px}
.site-header{position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--border)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:64px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.15rem;color:var(--text)}.brand small{color:var(--muted);font-weight:500}
.primary-nav ul{list-style:none;margin:0;padding:0;display:flex;gap:4px;align-items:center;flex-wrap:wrap}
.primary-nav a{display:block;padding:.5em .7em;border-radius:8px;color:var(--text);font-weight:550;font-size:.95rem}
.primary-nav a:hover,.primary-nav a[aria-current]{background:var(--surface);text-decoration:none}
.nav-toggle{display:none;background:none;border:1px solid var(--border);border-radius:8px;width:42px;height:38px;cursor:pointer;flex-direction:column;justify-content:center;gap:5px;align-items:center}
.nav-toggle span{display:block;width:20px;height:2px;background:var(--text)}
@media (max-width:860px){.nav-toggle{display:flex}.primary-nav{display:none;position:absolute;left:0;right:0;top:64px;background:var(--bg-2);border-bottom:1px solid var(--border);padding:12px 16px}.primary-nav.open{display:block}.primary-nav ul{flex-direction:column;align-items:stretch}.primary-nav a{padding:.7em .8em}}
.btn{display:inline-block;background:linear-gradient(135deg,var(--brand),#5b3df5);color:#fff!important;padding:.7em 1.3em;border-radius:10px;font-weight:700;border:0;box-shadow:0 6px 20px rgba(124,92,255,.35)}.btn:hover{text-decoration:none;filter:brightness(1.08)}
.btn-sm{padding:.45em .9em;font-size:.9rem;box-shadow:none}.btn-lg{padding:.9em 1.6em;font-size:1.05rem}
.btn-outline{background:transparent;color:var(--text)!important;border:1px solid var(--border);box-shadow:none}
.hero{background:radial-gradient(1200px 500px at 20% -10%,rgba(124,92,255,.35),transparent 60%),radial-gradient(800px 400px at 90% 10%,rgba(34,211,238,.2),transparent 60%);border-bottom:1px solid var(--border);padding:56px 0 40px}
.hero-inner{max-width:820px}.eyebrow{color:var(--brand-2);font-weight:700;text-transform:uppercase;letter-spacing:.08em;font-size:.8rem;margin-bottom:.8em}
.lede{font-size:1.15rem;color:var(--muted);max-width:70ch}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;margin:1.2em 0}
.hero-stats{list-style:none;padding:0;margin:1.6em 0 0;display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px}
.hero-stats li{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:14px}.hero-stats strong{display:block;font-size:1.35rem}.hero-stats span{color:var(--muted);font-size:.9rem}
.section{padding:28px 0}
.card-grid{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px}
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px;transition:transform .15s,border-color .15s}.card:hover{transform:translateY(-2px);border-color:var(--brand)}
.card a{color:var(--text);font-size:1.05rem}.card p{color:var(--muted);margin:.5em 0 0;font-size:.95rem}.card .category,.post .category{display:inline-block;font-size:.75rem;text-transform:uppercase;letter-spacing:.06em;color:var(--brand-2);font-weight:700;margin-bottom:.4em}
.breadcrumb{font-size:.88rem;color:var(--muted);margin:18px 0 8px}.breadcrumb ol{list-style:none;display:flex;flex-wrap:wrap;gap:6px;padding:0;margin:0}.breadcrumb li+li::before{content:"›";margin-right:6px}
.page-header{margin-bottom:1.5em}.meta{color:var(--muted);font-size:.9rem}
.page-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:40px;align-items:start}
@media (max-width:960px){.page-layout{grid-template-columns:1fr}.sidebar{order:2}}
.page-body{min-width:0;max-width:78ch}
.sidebar{position:sticky;top:80px}.side-box{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px;margin-bottom:16px}.side-box h2{font-size:1rem;margin:0 0 .6em;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}.side-box ul{list-style:none;padding:0;margin:0}.side-box li{margin:.45em 0}
.key-facts{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:22px;margin:1.5em 0}.key-facts h2{margin-top:0;font-size:1.2rem}
.key-facts dl{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:12px 24px;margin:0}.key-facts dt{color:var(--muted);font-size:.85rem;text-transform:uppercase;letter-spacing:.05em}.key-facts dd{margin:0;font-weight:600}
.verified{font-size:.85rem;color:var(--muted);margin:1em 0 0}
.rating-box{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:12px 18px;margin:1em 0;display:flex;align-items:center;gap:10px;flex-wrap:wrap}.stars{color:var(--accent);letter-spacing:2px}
.toc{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px 20px;margin:0 0 1.5em}.toc ol{margin:.5em 0 0;padding-left:1.2em;columns:2;column-gap:24px}.toc li{break-inside:avoid;font-size:.95rem}@media (max-width:600px){.toc ol{columns:1}}
.table-wrap{overflow-x:auto;margin:1.2em 0;border:1px solid var(--border);border-radius:var(--radius)}table{border-collapse:collapse;width:100%;font-size:.95rem}th,td{padding:10px 12px;border-bottom:1px solid var(--border);text-align:left;vertical-align:top}th{background:var(--surface);font-weight:700}tr:last-child td{border-bottom:0}
.cta-box{background:linear-gradient(135deg,rgba(124,92,255,.18),rgba(34,211,238,.12));border:1px solid var(--border);border-radius:var(--radius);padding:22px;margin:2em 0;display:flex;justify-content:space-between;gap:20px;align-items:center;flex-wrap:wrap}.cta-title{margin:0 0 .3em;font-size:1.2rem}.cta-box p{margin:0;color:var(--muted)}.code{background:var(--bg);padding:.1em .5em;border-radius:6px;color:var(--brand-2);font-family:ui-monospace,monospace}
.related{margin:2.5em 0 1em}
.site-footer{border-top:1px solid var(--border);margin-top:56px;padding:40px 0 30px;background:var(--bg-2);font-size:.92rem}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:24px}.footer-title{font-size:.85rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin:0 0 .7em}.site-footer ul{list-style:none;padding:0;margin:0}.site-footer li{margin:.35em 0}.site-footer a{color:var(--text)}
.footer-official{margin:28px 0 14px;color:var(--muted)}.disclaimer{color:var(--muted);font-size:.85rem;border-top:1px solid var(--border);padding-top:16px}.copyright{color:var(--muted);font-size:.85rem}
.page-body h2{scroll-margin-top:80px;padding-top:.2em}.page-body h3{scroll-margin-top:80px}
.page-body>p:first-of-type{font-size:1.05rem}
.note{background:var(--surface);border:1px solid var(--border);border-left:4px solid var(--accent);border-radius:0 var(--radius) var(--radius) 0;padding:.8em 1.2em;margin:1.2em 0}