*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
    :root{
      --bg:#060912;--bg2:#0c1120;
      --cyan:#00e5ff;--text:#dde6f0;--muted:#6b7fa0;
      --border:rgba(0,229,255,0.1);--border2:rgba(255,255,255,0.07);
    }
    html{scroll-behavior:smooth}
    body{font-family:'DM Sans',sans-serif;background:var(--bg);color:var(--text);line-height:1.75;font-size:16px}
    a{color:var(--cyan);transition:opacity .2s}
    a:hover{opacity:.75}
    .nav{
      background:rgba(6,9,18,.95);backdrop-filter:blur(16px);
      border-bottom:1px solid var(--border);
      padding:0 24px;height:68px;
      display:flex;align-items:center;justify-content:space-between;
      position:sticky;top:0;z-index:100;
    }
    .nav-logo{
      display:flex;align-items:center;gap:10px;
      font-family:'Barlow Condensed',sans-serif;
      font-weight:700;font-size:17px;color:var(--text);
      text-decoration:none;
    }
    .nav-icon{
      width:34px;height:34px;border-radius:8px;
      background:linear-gradient(135deg,var(--cyan),#0098b8);
      display:flex;align-items:center;justify-content:center;
      font-weight:800;font-size:18px;color:#060912;
    }
    .nav-back{
      font-size:14px;color:var(--muted);
      border:1px solid var(--border2);
      padding:7px 16px;border-radius:8px;
      text-decoration:none;transition:border-color .2s,color .2s;
    }
    .nav-back:hover{border-color:var(--cyan);color:var(--cyan);opacity:1}
    main{max-width:720px;margin:0 auto;padding:64px 24px 96px}
    h1{
      font-family:'Barlow Condensed',sans-serif;
      font-size:2.4rem;font-weight:800;
      line-height:1.1;margin-bottom:8px;
    }
    .meta{color:var(--muted);font-size:13px;margin-bottom:48px}
    h2{
      font-family:'Barlow Condensed',sans-serif;
      font-size:1.2rem;font-weight:700;
      color:var(--cyan);margin:40px 0 14px;
    }
    p{color:var(--muted);margin-bottom:16px}
    ul{color:var(--muted);padding-left:20px;margin-bottom:16px}
    ul li{margin-bottom:8px}
    .highlight{
      background:rgba(0,229,255,.05);
      border:1px solid rgba(0,229,255,.12);
      border-radius:10px;padding:20px 24px;
      margin-bottom:24px;
    }
    .highlight p{margin:0;color:var(--text)}
    footer{
      border-top:1px solid var(--border2);
      padding:24px;text-align:center;
      font-size:13px;color:var(--muted);
    }