:root{
    --bg:#F6F2EA;
    --card:#FFFFFF;
    --espresso:#3B2620;
    --espresso-soft:#7A6258;
    --line:#E1D5C6;
    --line-strong:#C9B8A4;
    --sage:#5B6B44;
    --sage-bg:#E7ECDD;
    --amber:#B5762A;
    --amber-bg:#F6E7D2;
    --rust:#A03D2B;
    --rust-bg:#F5E0D9;
  }
  *{box-sizing:border-box;}
  body{
    margin:0;
    background:var(--bg);
    color:var(--espresso);
    font-family:'Inter', sans-serif;
    -webkit-font-smoothing:antialiased;
  }
  .wrap{max-width:1100px;margin:0 auto;padding:36px 24px 80px;}

  header{
    display:flex;
    justify-content:space-between;
    align-items:flex-end;
    flex-wrap:wrap;
    gap:14px;
    padding-bottom:22px;
    margin-bottom:8px;
    border-bottom:2px solid var(--espresso);
  }
  .eyebrow{
    font-family:'JetBrains Mono', monospace;
    font-size:11px;
    letter-spacing:0.14em;
    text-transform:uppercase;
    color:var(--espresso-soft);
    margin:0 0 8px;
  }
  h1{
    font-family:'Fraunces', serif;
    font-optical-sizing:auto;
    font-weight:600;
    font-size:30px;
    margin:0;
    letter-spacing:-0.01em;
    max-width:520px;
  }
  .doc-meta{
    font-family:'JetBrains Mono', monospace;
    font-size:12px;
    color:var(--espresso-soft);
    text-align:right;
    line-height:1.6;
  }

  /* Supply chain strip */
  .chain{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:10px;
    margin:26px 0 34px;
  }
  .chain-node{
    background:var(--card);
    border:1px solid var(--line);
    border-radius:3px;
    padding:14px 16px;
    position:relative;
  }
  .chain-node .node-label{
    font-family:'JetBrains Mono', monospace;
    font-size:10px;
    letter-spacing:0.08em;
    text-transform:uppercase;
    color:var(--espresso-soft);
    display:block;
    margin-bottom:4px;
  }
  .chain-node .node-name{
    font-family:'Fraunces', serif;
    font-weight:600;
    font-size:15px;
  }
  .chain-node .node-risk{
    margin-top:8px;
    font-family:'JetBrains Mono', monospace;
    font-size:11px;
    font-weight:600;
    display:inline-block;
    padding:2px 8px;
    border-radius:2px;
    background:var(--sage-bg);
    color:var(--sage);
  }
  .chain-arrow{
    display:none;
  }
  @media (max-width:780px){ .chain{grid-template-columns:1fr 1fr;} }

  .grid{
    display:grid;
    grid-template-columns:1.05fr 0.95fr;
    gap:26px;
    align-items:start;
  }
  @media (max-width:820px){ .grid{grid-template-columns:1fr;} }

  .panel{
    background:var(--card);
    border:1px solid var(--line);
    border-radius:3px;
  }
  .panel-head{
    padding:16px 22px;
    border-bottom:1px solid var(--line);
    display:flex;
    align-items:center;
    justify-content:space-between;
  }
  .panel-head h2{
    font-family:'Fraunces', serif;
    font-weight:600;
    font-size:17px;
    margin:0;
  }
  .panel-tag{
    font-family:'JetBrains Mono', monospace;
    font-size:10px;
    letter-spacing:0.08em;
    text-transform:uppercase;
    color:var(--espresso-soft);
  }
  .panel-body{padding:22px;}

  .field{margin-bottom:20px;}
  .field label{
    display:flex;
    justify-content:space-between;
    font-size:13px;
    font-weight:500;
    margin-bottom:8px;
  }
  .field label .val{
    font-family:'JetBrains Mono', monospace;
    color:var(--espresso);
    background:var(--bg);
    padding:1px 8px;
    border-radius:2px;
    font-size:12px;
  }
  input[type="range"]{width:100%; accent-color:var(--espresso); height:4px;}
  select, input[type="text"]{
    width:100%;
    padding:9px 10px;
    border:1px solid var(--line-strong);
    border-radius:3px;
    font-family:'Inter', sans-serif;
    font-size:14px;
    background:#fff;
    color:var(--espresso);
  }
  .field-hint{font-size:11px; color:var(--espresso-soft); margin-top:6px;}
  .two-col{display:grid;grid-template-columns:1fr 1fr;gap:20px;}

  button.predict{
    width:100%;
    padding:13px 16px;
    background:var(--espresso);
    color:#fff;
    border:none;
    border-radius:3px;
    font-family:'Inter', sans-serif;
    font-size:14px;
    font-weight:600;
    letter-spacing:0.01em;
    cursor:pointer;
    transition:background .15s ease;
  }
  button.predict:hover{background:#2a1a16;}
  button.predict:focus-visible{outline:2px solid var(--espresso); outline-offset:2px;}

  .gauge-row{
    display:flex;
    align-items:center;
    gap:20px;
    padding:22px;
    border-bottom:1px solid var(--line);
  }
  .gauge{position:relative; width:104px; height:104px; flex:none;}
  .gauge svg{transform:rotate(-90deg);}
  .gauge-label{position:absolute; inset:0; display:flex; align-items:center; justify-content:center; flex-direction:column;}
  .gauge-score{font-family:'JetBrains Mono', monospace; font-size:22px; font-weight:600;}
  .gauge-score-sub{font-family:'JetBrains Mono', monospace; font-size:9px; color:var(--espresso-soft); letter-spacing:0.08em; text-transform:uppercase;}
  .risk-copy .risk-title{font-family:'Fraunces', serif; font-size:20px; font-weight:700; margin:0 0 4px;}
  .risk-copy p{margin:0; font-size:13px; color:var(--espresso-soft); line-height:1.5;}

  .node-flag{
    margin:0 22px 20px;
    padding:10px 14px;
    border:1px dashed var(--line-strong);
    border-radius:3px;
    font-size:12.5px;
    color:var(--espresso-soft);
    display:flex;
    justify-content:space-between;
    align-items:center;
    gap:10px;
  }
  .node-flag b{color:var(--espresso); font-weight:600;}

  .factor-list{padding:0 22px 8px;}
  .factor-list h3{
    font-family:'JetBrains Mono', monospace;
    font-size:10px;
    letter-spacing:0.1em;
    text-transform:uppercase;
    color:var(--espresso-soft);
    margin:0 0 10px;
  }
  .factor{display:flex; justify-content:space-between; align-items:center; padding:8px 0; border-bottom:1px dashed var(--line); font-size:13px;}
  .factor:last-child{border-bottom:none;}
  .factor .fw{font-family:'JetBrains Mono', monospace; font-size:11px; font-weight:600; padding:2px 7px; border-radius:2px;}
  .fw.neg{background:var(--rust-bg); color:var(--rust);}
  .fw.pos{background:var(--sage-bg); color:var(--sage);}
  .fw.mid{background:var(--amber-bg); color:var(--amber);}

  .rec-list{list-style:none; margin:0; padding:12px 22px 22px;}
  .rec-list li{display:flex; gap:10px; font-size:13px; line-height:1.5; padding:9px 0; border-bottom:1px solid var(--line);}
  .rec-list li:last-child{border-bottom:none;}
  .rec-num{font-family:'JetBrains Mono', monospace; font-size:11px; color:var(--espresso-soft); flex:none; padding-top:1px;}

  footer{
    margin-top:30px;
    font-family:'JetBrains Mono', monospace;
    font-size:11px;
    color:var(--espresso-soft);
    border-top:1px solid var(--line);
    padding-top:14px;
  }