:root{
      --bg:#0b0f14;
      --card:#111824;
      --muted:#9fb0c3;
      --text:#e8f0fb;
      --line:#213044;
      --accent:#7dd3fc;
      --accent2:#a7f3d0;
      --warn:#fde68a;
      --danger:#fca5a5;
      --ok:#86efac;
      --shadow: 0 12px 30px rgba(0,0,0,.35);
      --radius: 14px;
    }
    *{box-sizing:border-box}
    body{
      margin:0;
      font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Noto Sans", "Helvetica Neue", sans-serif;
      background: radial-gradient(1200px 800px at 20% 10%, rgba(125, 211, 252, .12), transparent 60%),
                  radial-gradient(900px 700px at 90% 30%, rgba(167, 243, 208, .10), transparent 55%),
                  var(--bg);
      color:var(--text);
      line-height:1.45;
    }
    a{color:var(--accent); text-decoration:none}
    a:hover{text-decoration:underline}
    header{
      padding: 28px 20px 14px;
      max-width: 1100px;
      margin: 0 auto;
    }
    .kicker{
      color: var(--muted);
      font-size: 13px;
      letter-spacing: .08em;
      text-transform: uppercase;
    }
    h1{
      margin: 8px 0 10px;
      font-size: clamp(22px, 2.6vw, 34px);
      line-height:1.15;
    }
    .subtitle{
      margin: 0;
      color: var(--muted);
      max-width: 80ch;
    }
    .topbar{
      margin-top: 14px;
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      align-items:center;
    }
    .pill{
      border:1px solid var(--line);
      background: rgba(17,24,36,.6);
      padding: 8px 10px;
      border-radius: 999px;
      color: var(--muted);
      font-size: 13px;
      display:flex;
      gap:8px;
      align-items:center;
    }
    .pill strong{color:var(--text); font-weight:600}
    main{
      max-width:1100px;
      margin: 0 auto;
      padding: 16px 20px 44px;
    }
    .grid{
      display:grid;
      grid-template-columns: 1fr;
      gap: 14px;
    }
    @media (min-width: 980px){
      .grid{grid-template-columns: 1.1fr .9fr}
    }
    .card{
      background: linear-gradient(180deg, rgba(17,24,36,.95), rgba(17,24,36,.75));
      border: 1px solid rgba(33,48,68,.9);
      border-radius: var(--radius);
      box-shadow: var(--shadow);
      overflow:hidden;
    }
    .card .hd{
      padding: 14px 16px;
      border-bottom:1px solid rgba(33,48,68,.8);
      display:flex;
      justify-content:space-between;
      gap: 10px;
      align-items:center;
    }
    .card .bd{padding: 14px 16px}
    .tag{
      display:inline-flex;
      align-items:center;
      gap: 8px;
      padding: 6px 10px;
      border-radius: 999px;
      font-size: 12px;
      border: 1px solid rgba(33,48,68,.9);
      color: var(--muted);
      background: rgba(11,15,20,.35);
    }
    .tag .dot{
      width:8px;height:8px;border-radius:99px;background:var(--accent);
      box-shadow: 0 0 0 3px rgba(125,211,252,.12);
    }
    .tabs{
      display:flex;
      flex-wrap:wrap;
      gap: 8px;
    }
    button.tab{
      border:1px solid rgba(33,48,68,.9);
      background: rgba(11,15,20,.25);
      color: var(--muted);
      padding: 9px 10px;
      border-radius: 10px;
      cursor:pointer;
      font-size: 13px;
    }
    button.tab[aria-selected="true"]{
      color: var(--text);
      border-color: rgba(125,211,252,.65);
      background: rgba(125,211,252,.12);
    }
    .scenario-title{
      display:flex;
      align-items:flex-start;
      gap: 10px;
      margin: 0 0 6px;
    }
    .badge{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-width: 34px;
      height: 34px;
      border-radius: 10px;
      background: rgba(125,211,252,.12);
      border: 1px solid rgba(125,211,252,.35);
      color: var(--text);
      font-weight:700;
    }
    .scenario-title h2{
      margin:0;
      font-size: 18px;
      line-height:1.25;
    }
    .small{color:var(--muted); font-size: 13px; margin:0}
    ul{margin: 10px 0 0; padding-left: 18px}
    li{margin: 6px 0}
    .matrix{
      width:100%;
      border-collapse: separate;
      border-spacing: 0;
      overflow:hidden;
      border-radius: 12px;
      border:1px solid rgba(33,48,68,.9);
    }
    .matrix th, .matrix td{
      padding: 12px 12px;
      vertical-align: top;
      border-bottom: 1px solid rgba(33,48,68,.7);
      border-right: 1px solid rgba(33,48,68,.7);
      background: rgba(11,15,20,.18);
      font-size: 13px;
    }
    .matrix th{
      background: rgba(17,24,36,.85);
      text-align:left;
      font-weight:600;
      color: var(--text);
      position:sticky;
      top:0;
      z-index: 1;
    }
    .matrix td:last-child, .matrix th:last-child{border-right:0}
    .matrix tr:last-child td{border-bottom:0}
    .cellhead{
      display:flex;
      align-items:center;
      gap:8px;
      margin-bottom: 6px;
      font-weight: 600;
      color: var(--text);
    }
    .chip{
      display:inline-flex;
      align-items:center;
      gap: 8px;
      padding: 6px 10px;
      border-radius: 999px;
      font-size: 12px;
      border: 1px solid rgba(33,48,68,.9);
      background: rgba(17,24,36,.55);
      color: var(--muted);
      margin-right: 6px;
      margin-bottom: 6px;
    }
    .legend{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top: 10px;
    }
    .legend .chip strong{color:var(--text); font-weight:600}
    .footer{
      margin-top: 14px;
      color: var(--muted);
      font-size: 12px;
      border-top: 1px solid rgba(33,48,68,.7);
      padding-top: 12px;
    }
    .callout{
      border: 1px solid rgba(33,48,68,.9);
      background: rgba(17,24,36,.45);
      border-radius: 12px;
      padding: 12px 12px;
      color: var(--muted);
      font-size: 13px;
    }
    .callout strong{color:var(--text)}
    .qbox{
      border: 1px dashed rgba(125,211,252,.55);
      background: rgba(125,211,252,.06);
      border-radius: 12px;
      padding: 12px 12px;
      margin-top: 10px;
    }
    .qbox p{margin:0 0 8px}
    .qbox ol{margin: 8px 0 0; padding-left: 18px}
    .print{
      display:inline-flex;
      align-items:center;
      gap:8px;
      border: 1px solid rgba(33,48,68,.9);
      background: rgba(11,15,20,.25);
      color: var(--text);
      padding: 9px 10px;
      border-radius: 10px;
      cursor:pointer;
      font-size: 13px;
    }
    @media print{
      body{background:#fff;color:#000}
      .card{box-shadow:none}
      a{color:#000}
      .print{display:none}
      .pill{border-color:#ccc}
      .matrix th, .matrix td{background:#fff;border-color:#ddd}
    }