:root{--bg:#0d0b16;--bg2:#141026;--card:#1a1630;--text:#e9e5f6;--muted:#a49fbd;
--accent:#8b7bf0;--accent2:#b9aef7;--border:rgba(255,255,255,.09)}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,"SF Pro Rounded",BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
background:var(--bg);color:var(--text);line-height:1.65;-webkit-font-smoothing:antialiased}
a{color:var(--accent2);text-decoration:none}a:hover{text-decoration:underline}
.container{max-width:860px;margin:0 auto;padding:0 22px}
header.nav{position:sticky;top:0;backdrop-filter:blur(12px);background:rgba(13,11,22,.72);border-bottom:1px solid var(--border);z-index:10}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:60px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:1.15rem;color:var(--text)}
.brand svg{width:34px;height:24px;color:var(--accent2)}
.nav-links a{margin-left:20px;color:var(--muted);font-size:.95rem}
.nav-links a:hover{color:var(--text);text-decoration:none}
@media(max-width:560px){.nav-links a{margin-left:13px;font-size:.82rem}.brand span{display:none}}
.hero{background:radial-gradient(1200px 500px at 50% -10%,rgba(139,123,240,.22),transparent),linear-gradient(180deg,var(--bg2),var(--bg));text-align:center;padding:70px 0 58px}
.hero .logo{width:96px;height:66px;color:var(--accent2);margin-bottom:4px}
.hero h1{font-size:2.6rem;margin:.15em 0 .1em}
.hero .tag{font-size:1.25rem;color:var(--accent2);margin:0 0 .55em;font-weight:600}
.hero p{color:var(--muted);max-width:560px;margin:0 auto;font-size:1.05rem}
.pill{display:inline-block;margin-top:22px;padding:8px 16px;border:1px solid var(--border);border-radius:999px;color:var(--muted);font-size:.85rem}
section{padding:50px 0}h2{font-size:1.5rem;margin:0 0 .8em}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}
.card{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:18px 20px}
.card h3{margin:.1em 0 .3em;font-size:1.05rem}.card p{margin:0;color:var(--muted);font-size:.94rem}
details{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:0 18px;margin-bottom:12px}
details summary{cursor:pointer;font-weight:600;padding:15px 0;list-style:none}
details summary::-webkit-details-marker{display:none}
details summary::after{content:"+";float:right;color:var(--accent2);font-size:1.3rem;line-height:1}
details[open] summary::after{content:"\2013"}
details p{color:var(--muted);margin:0 0 15px}
.center{text-align:center}
.btn{display:inline-block;background:var(--accent);color:#fff;padding:12px 24px;border-radius:12px;font-weight:600;margin-top:10px}
.btn:hover{text-decoration:none;opacity:.92}
footer{border-top:1px solid var(--border);padding:28px 0;color:var(--muted);font-size:.9rem;text-align:center}
footer a{color:var(--muted);margin:0 9px}
.article{padding:38px 0 60px}.article h1{font-size:1.8rem}.article h2{font-size:1.15rem;margin-top:1.7em}
.article .updated{color:var(--muted);font-size:.9rem}.article ul{color:var(--muted)}