:root{color-scheme:dark;--bg:#080d18;--panel:#101a2b;--panel2:#14223a;--line:#233653;--text:#edf4ff;--muted:#9aabc4;--blue:#4b91ff;--blue2:#2563eb;--cyan:#66c7ff}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:radial-gradient(ellipse at 50% -15%,#17315a 0,transparent 42%),var(--bg);color:var(--text);font:16px/1.7 Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif}
a{color:var(--cyan);text-decoration:none}a:hover{color:#fff} .wrap{width:min(1060px,calc(100% - 40px));margin:auto}
header{border-bottom:1px solid #ffffff12;background:#080d18cc;backdrop-filter:blur(14px);position:sticky;top:0;z-index:5}
.nav{height:76px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:flex;align-items:center;gap:12px;color:var(--text);font-weight:800;letter-spacing:.2px}
.logo{width:42px;height:42px;border-radius:13px;display:grid;place-items:center;background:linear-gradient(145deg,#62b8ff,#2459d8);box-shadow:0 8px 28px #2563eb55;font-weight:900;font-size:23px;color:white}
nav{display:flex;gap:24px;flex-wrap:wrap}nav a{font-size:14px;color:var(--muted)}nav a:hover,nav a.active{color:white}
.hero{padding:92px 0 70px;text-align:center}.eyebrow{display:inline-flex;gap:8px;align-items:center;border:1px solid #3a70b566;background:#17315a88;color:#9fcaff;border-radius:99px;padding:6px 13px;font-size:13px}
h1{font-size:clamp(38px,6vw,64px);line-height:1.08;letter-spacing:-2px;margin:22px 0 18px}.gradient{background:linear-gradient(90deg,#fff,#78baff 65%,#57d2ff);background-clip:text;color:transparent}
.lead{max-width:680px;margin:0 auto;color:var(--muted);font-size:18px}
.actions{display:flex;justify-content:center;gap:12px;margin-top:30px;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 19px;border-radius:12px;font-weight:700;border:1px solid var(--line);color:var(--text);background:#ffffff08}.btn.primary{background:linear-gradient(135deg,#398bff,#245bd6);border-color:transparent;box-shadow:0 10px 30px #2563eb40}.btn:hover{transform:translateY(-1px);color:white}
.section{padding:24px 0 76px}.section-title{text-align:center;font-size:27px;margin:0 0 10px}.section-sub{text-align:center;color:var(--muted);margin:0 auto 28px;max-width:600px}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.card{background:linear-gradient(150deg,#13213a,#0d1626);border:1px solid var(--line);border-radius:18px;padding:23px;min-height:190px;transition:.2s}.card:hover{border-color:#4c8de8;transform:translateY(-3px)}.card-icon{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;background:#1c3b68;color:#8fc3ff;font-size:20px}.card h3{margin:17px 0 5px;font-size:18px}.card p{margin:0;color:var(--muted);font-size:14px}
.note{margin:34px auto 0;max-width:850px;border:1px solid #375b85;background:#10213a;border-radius:15px;padding:18px 20px;color:#bfd2eb;font-size:14px}
footer{border-top:1px solid #ffffff12;padding:26px 0 34px;color:var(--muted);font-size:13px}.foot{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap}.footlinks{display:flex;gap:18px;flex-wrap:wrap}
.dochead{padding:56px 0 26px}.dochead h1{font-size:clamp(34px,5vw,48px);letter-spacing:-1px;margin:12px 0}.updated{color:var(--muted);font-size:14px}
.document{max-width:850px;padding-bottom:80px}.document article{background:#0e1726;border:1px solid var(--line);border-radius:18px;padding:clamp(22px,4vw,42px)}.document h2{font-size:20px;margin:34px 0 10px;color:#dceaff}.document h2:first-child{margin-top:0}.document p,.document li{color:#c0cde0}.document li{margin:6px 0}.document strong{color:#f3f7ff}.callout{border-left:3px solid var(--blue);padding:12px 16px;background:#14233a;border-radius:0 10px 10px 0;color:#c6d8f0;margin:20px 0}
@media(max-width:760px){.cards{grid-template-columns:1fr}.nav{height:auto;min-height:72px;padding:12px 0;align-items:flex-start;flex-direction:column;gap:10px}nav{gap:15px}.hero{padding:65px 0 50px}.lead{font-size:16px}}