:root{
  --navy:#0A1B31;--card:#0f2942;--blue:#1E7BF0;--orange:#FF8A10;
  --text:#C6D5E6;--muted:#8FB0CE;--line:rgba(143,176,206,.16);
  --grad:linear-gradient(90deg,#1E7BF0,#16B0C0 40%,#34C24E 66%,#F98010);
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Inter,"Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:var(--font);color:var(--text);line-height:1.7;
  background:linear-gradient(180deg,#0b1e35,#08172a 70%);-webkit-font-smoothing:antialiased}
a{color:#59b7ff;text-decoration:none}a:hover{text-decoration:underline}
.wrap{max-width:760px;margin:0 auto;padding:0 22px}
header{border-bottom:1px solid var(--line);background:rgba(8,23,42,.6);backdrop-filter:blur(8px)}
.bar{display:flex;align-items:center;height:64px}
.brand{display:flex;align-items:center;gap:11px;font-weight:800;font-size:1.1rem;color:#fff;letter-spacing:-.02em}
.brand .mark{width:32px;height:32px}.brand small{color:var(--orange)}
main{padding:46px 0 70px}
h1{color:#fff;font-size:2rem;letter-spacing:-.02em;line-height:1.15}
.updated{color:var(--muted);font-size:.9rem;margin:10px 0 30px}
h2{color:#fff;font-size:1.25rem;margin:32px 0 10px;letter-spacing:-.01em}
p,li{margin-bottom:12px}ul,ol{margin:0 0 12px 22px}
strong{color:#e6eefa}
.note{background:var(--card);border:1px solid var(--line);border-left:3px solid var(--orange);
  border-radius:12px;padding:16px 18px;margin:22px 0;font-size:.95rem}
.back{display:inline-block;margin-top:36px;color:var(--muted)}
footer{border-top:1px solid var(--line);padding:26px 0;color:var(--muted);font-size:.85rem}
.bargrad{height:4px;background:var(--grad)}