:root{
    --navy-950:#1b1c1e;
    --navy-900:#292b2f;
    --blue-700:#5c6068;
    --blue-500:#8a8f97;
    --cyan-400:#c4c8cd;
    --ink:#202124;
    --paper:#ffffff;
    --tint:#f1f2f3;
    --line:rgba(255,255,255,0.14);
    --line-dark:rgba(20,20,20,0.10);
    --text-dim:rgba(228,228,230,0.68);
  }
  *{box-sizing:border-box; margin:0; padding:0;}
  html{scroll-behavior:smooth;}
  body{
    font-family:'IBM Plex Sans', sans-serif;
    background:var(--paper);
    color:var(--ink);
    -webkit-font-smoothing:antialiased;
  }
  a{color:inherit;}
  .mono{font-family:'IBM Plex Mono', monospace;}
  .wrap{max-width:920px; margin:0 auto; padding:0 32px;}

  header{
    position:sticky; top:0; z-index:100;
    background:rgba(5,13,28,0.94);
    backdrop-filter:blur(14px);
    border-bottom:1px solid var(--line);
  }
  nav{
    display:flex; align-items:center; justify-content:space-between;
    padding:16px 32px; max-width:920px; margin:0 auto;
  }
  .brand{ display:flex; align-items:center; gap:10px; background:#ffffff; padding:7px 12px; border-radius:6px;}
  .brand img{height:28px; width:auto; display:block;}
  .back-link{
    color:var(--text-dim); font-size:13.5px; font-weight:500; display:flex; align-items:center; gap:8px;
  }
  .back-link:hover{color:#fff;}

  .hero{
    background:var(--navy-950); color:#fff; padding:64px 0 48px;
    background-image:linear-gradient(rgba(255,255,255,0.045) 1px, transparent 1px),
      linear-gradient(90deg, rgba(255,255,255,0.045) 1px, transparent 1px);
    background-size:48px 48px;
  }
  .sec-eyebrow{
    font-size:11.5px; letter-spacing:.2em; text-transform:uppercase; font-weight:600;
    color:var(--cyan-400); margin-bottom:16px; display:block;
  }
  .hero h1{
    font-family:'Space Grotesk',sans-serif; font-size:clamp(28px,4vw,42px);
    font-weight:600; letter-spacing:-.01em; margin-bottom:14px;
  }
  .hero p{ color:var(--text-dim); font-size:15px; line-height:1.6; max-width:640px; }
  .hero .updated{ margin-top:22px; font-size:12px; color:var(--text-dim); }

  .toc{
    background:#fff; border:1px solid var(--line-dark); border-radius:8px;
    padding:26px 30px; margin:-30px 0 56px; position:relative; z-index:2;
    display:flex; gap:14px; flex-wrap:wrap;
  }
  .toc a{
    font-size:13px; font-weight:600; color:var(--blue-700);
    padding:8px 16px; border:1px solid rgba(20,83,143,0.2); border-radius:20px;
  }
  .toc a:hover{ background:var(--paper); }

  .doc-section{ padding:0 0 64px; }
  .doc-head{
    display:flex; align-items:center; gap:14px; margin-bottom:8px;
  }
  .doc-tag{
    font-size:11px; letter-spacing:.14em; text-transform:uppercase; font-weight:600;
    padding:6px 12px; border-radius:20px;
  }
  .doc-tag.broking{ background:rgba(10,31,68,0.08); color:var(--navy-900); border:1px solid rgba(10,31,68,.18); }
  .doc-tag.itsol{ background:rgba(20,83,143,0.08); color:var(--blue-700); border:1px solid rgba(20,83,143,.18); }
  .doc-section h2{
    font-family:'Space Grotesk',sans-serif; font-size:26px; font-weight:600; margin:18px 0 8px;
  }
  .doc-section > p.intro{ color:#55585d; font-size:14.5px; line-height:1.6; margin-bottom:34px; max-width:680px; }

  .clause{ margin-bottom:30px; }
  .clause h3{
    font-family:'Space Grotesk',sans-serif; font-size:16.5px; font-weight:600; margin-bottom:10px;
    display:flex; align-items:baseline; gap:10px;
  }
  .clause h3 .num{ font-family:'IBM Plex Mono',monospace; font-size:12px; color:var(--blue-500); font-weight:600; }
  .clause p, .clause li{ font-size:14px; line-height:1.7; color:#3d4044; }
  .clause ul{ padding-left:20px; margin-top:6px; display:flex; flex-direction:column; gap:6px; }
  .clause + .clause{ border-top:1px solid var(--line-dark); padding-top:26px; }

  hr.divider{ border:none; border-top:1px solid var(--line-dark); margin:0 0 56px; }

  footer{ background:var(--navy-950); color:var(--text-dim); padding:36px 0; text-align:center; font-size:12px; }