:root{--bg:#0a1826;--panel:#0f2236;--line:#1b3149;--line2:#16283c;--ink:#eaf1f8;--mut:#93a7ba;--teal:#37d0c0;--orange:#f0863a;--grad:linear-gradient(90deg,#37d0c0,#f0863a)}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Segoe UI',Roboto,-apple-system,Arial,sans-serif;background:var(--bg);color:var(--ink);line-height:1.7;-webkit-font-smoothing:antialiased}
a{color:var(--teal);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:840px;margin:0 auto;padding:0 22px}
header{border-bottom:1px solid var(--line2);position:sticky;top:0;background:rgba(10,24,38,.9);backdrop-filter:blur(8px);z-index:10}
header .wrap{display:flex;align-items:center;height:64px}
.logo{font-size:22px;font-weight:900;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
header .links{margin-left:auto;display:flex;gap:22px}
header .links a{color:var(--mut);font-weight:600;font-size:14px}
header .links a:hover{color:#fff;text-decoration:none}
@media(max-width:620px){header .links a.hidem{display:none}}
.doc{padding:42px 0 64px}
.back{display:inline-block;color:var(--mut);font-size:14px;margin-bottom:20px}
h1{font-size:34px;font-weight:900;letter-spacing:-.5px;margin-bottom:8px}
.upd{color:var(--mut);font-size:14px;margin-bottom:28px}
.lead{color:#c7d4e0;font-size:16.5px;margin-bottom:8px}
h2{font-size:21px;font-weight:800;margin:30px 0 10px;color:#fff}
h3{font-size:16.5px;font-weight:700;margin:20px 0 8px;color:#eaf1f8}
p,li{color:#c7d4e0;font-size:15.5px;margin-bottom:12px}
ul,ol{margin:0 0 14px 22px}
li{margin-bottom:8px}
strong{color:#fff}
.box{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:18px 20px;margin:20px 0}
.box.teal{border-left:4px solid var(--teal)}
.box.orange{border-left:4px solid var(--orange)}
table{width:100%;border-collapse:collapse;margin:14px 0;font-size:14.5px}
th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line2);vertical-align:top}
th{color:var(--mut);font-weight:700;font-size:12.5px;text-transform:uppercase;letter-spacing:.4px}
.btn{display:inline-block;background:var(--teal);color:#04121d;font-weight:800;border-radius:12px;padding:12px 20px;margin-top:6px}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
footer{border-top:1px solid var(--line2);padding:30px 0;color:var(--mut);font-size:13px}
footer .wrap{display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center}
footer .fl{display:flex;flex-wrap:wrap;gap:16px}
footer a{color:var(--mut)}