:root{
    --bg-0:#08090a; --bg-1:#101113; --bg-2:#17191b; --bg-3:#202325; --bg-4:#2b2e31;
    --ink-0:#f4f2ed; --ink-1:#d6d1c6; --ink-2:#9a948a; --ink-3:#6f6a61; --ink-4:#48453f;
    --line:rgba(255,255,255,0.07); --line-strong:rgba(255,255,255,0.13);
    --accent:#1fd3a3; --accent-deep:#0aa17c; --accent-soft:rgba(31,211,163,0.10); --accent-glow:rgba(31,211,163,0.24);
    --em:#34d399; --btn:#a78bfa; --btn-lt:#ece7ff;
    --disp:'Satoshi',sans-serif; --mono:'JetBrains Mono',ui-monospace,monospace;
    --sat:'Satoshi',sans-serif; --teal:#1fd3a3; --dek:#9a948a; --ink:#f4f2ed; --bg:#08090a;
  }
  *{box-sizing:border-box;margin:0;padding:0}
  html{scroll-behavior:smooth}
  body{
    background:
      radial-gradient(1200px 680px at 88% -12%, rgba(31,211,163,0.07), transparent 60%),
      radial-gradient(1000px 560px at 2% 6%, rgba(10,161,124,0.05), transparent 55%),
      var(--bg-0);
    color:var(--ink-0);
    font-family:'Inter',-apple-system,BlinkMacSystemFont,sans-serif;
    -webkit-font-smoothing:antialiased; -moz-osx-font-smoothing:grayscale; line-height:1.5; overflow-x:hidden;
  }
  ::selection{background:var(--accent);color:#052e24}
  a{color:inherit;text-decoration:none}

  /* ---- header / nav (site chrome) ---- */
  .topbar{position:fixed;top:0;left:0;right:0;z-index:60;display:flex;align-items:center;justify-content:space-between;
    height:auto;padding:26px 44px;background:rgba(8,9,10,.72);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:none}
  .topbar .brand{text-decoration:none}
  .brand{font-family:'Inter',sans-serif;font-weight:600;font-size:21px;letter-spacing:.32em;color:var(--ink-0);text-transform:uppercase}
  .brand .t{color:var(--accent)}
  .nav{display:flex;align-items:center;gap:30px;font-family:var(--sat);font-size:12.5px;font-weight:500;letter-spacing:.08em;text-transform:uppercase}
  .nav a{color:var(--dek);text-decoration:none;cursor:pointer;transition:color .2s}
  .nav a:hover,.nav a.on{color:var(--ink)}
  .nav .login{position:relative;isolation:isolate;color:var(--teal);border:1px solid rgba(31,211,163,.4);border-radius:100px;padding:6px 15px;transition:color .2s,background .2s}
  .nav .login:hover{background:var(--teal);color:#08090a;border-color:var(--teal)}
  .nav .login .beam{position:absolute;inset:0;border-radius:100px;z-index:-1;pointer-events:none;padding:1.6px;
    -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;
    mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);mask-composite:exclude;
    filter:drop-shadow(0 0 4px rgba(31,211,163,.85))}
  .nav .login .beam::before{content:"";position:absolute;inset:-90%;
    background:conic-gradient(transparent 0 70%, rgba(31,211,163,.18) 76%, var(--teal) 86%, #d6fff5 90%, transparent 95%);
    animation:beamspin 2.6s linear infinite}
  @keyframes beamspin{to{transform:rotate(360deg)}}

  .mega{position:fixed;top:0;left:0;right:0;z-index:55;background:rgba(9,10,11,.94);
    backdrop-filter:blur(20px) saturate(125%);-webkit-backdrop-filter:blur(20px) saturate(125%);
    border-bottom:1px solid var(--line-strong);padding:94px 44px 52px;
    opacity:0;visibility:hidden;transform:translateY(-12px);
    transition:opacity .3s ease,transform .34s cubic-bezier(.4,0,.15,1),visibility 0s .34s}
  .mega.open{opacity:1;visibility:visible;transform:none;transition:opacity .3s ease,transform .34s cubic-bezier(.4,0,.15,1),visibility 0s}
  .mega-inner{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:56px;max-width:1660px;margin:0 auto;opacity:0;transform:translateY(6px);transition:opacity .3s ease .04s,transform .3s ease .04s}
  .mega.open .mega-inner{opacity:1;transform:none}
  .mega-col{flex:0 0 auto;min-width:150px}
  .mega-col .lbl{font-family:var(--sat);font-size:11px;font-weight:600;letter-spacing:.2em;text-transform:uppercase;color:var(--dek);margin-bottom:18px}
  .mega-col .big{display:flex;flex-direction:column;gap:13px}
  .mega-col .big a{font-family:var(--sat);font-weight:500;font-size:clamp(22px,2vw,30px);line-height:1.05;letter-spacing:-.01em;color:var(--ink);text-decoration:none;transition:color .2s}
  .mega-col .small{display:flex;flex-direction:column;gap:13px}
  .mega-col .small a{font-family:var(--sat);font-weight:500;font-size:15px;line-height:1.2;color:#cfc9bd;text-decoration:none;transition:color .2s}
  .mega-col a .ar{color:var(--dek);transition:color .2s,transform .2s}
  .mega-col .big a .ar{font-size:.6em}.mega-col .small a .ar{font-size:.82em}
  .mega-col a:hover{color:var(--teal)}
  .mega-col a:hover .ar{color:var(--teal);transform:translate(2px,-2px)}
  @media(max-width:680px){ .mega{display:none} }
  @media(max-width:820px){ .topbar{padding:22px 22px} .mega{padding:88px 22px 44px} }

  /* ===== Legal: Charter layout, full width ===== */
  body{overflow-x:hidden}
  .fdn{padding-top:150px;padding-bottom:40px}
  .fdn-wrap{max-width:1660px;margin:0 auto;padding:0 44px}
  @media(max-width:680px){ .fdn-wrap{padding:0 20px} }
  .fdn-hero{max-width:none;padding-bottom:44px}
  .fdn .kicker{font-family:var(--disp);font-weight:600;font-size:12.5px;letter-spacing:.22em;text-transform:uppercase;color:var(--accent);margin:0 0 22px}
  .fdn h1{font-family:var(--disp);font-weight:500;font-size:clamp(40px,5.2vw,68px);line-height:1.01;letter-spacing:-.026em;color:var(--ink-0);margin:0}
  .fdn h1 em{font-style:normal;color:var(--accent)}
  .fdn .subtitle{font-size:clamp(16px,1.5vw,19px);line-height:1.65;color:var(--ink-2);max-width:96ch;margin:26px 0 0;font-weight:400}
  /* Us block */
  .us-block{max-width:none;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:30px 0;margin-bottom:6px}
  .us-block .kick{font-family:var(--disp);font-weight:600;font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--ink-3);margin:0 0 12px}
  .us-block p{font-size:15.5px;line-height:1.7;color:var(--ink-1);margin:0}
  /* two-column body */
  .fdn-grid{display:grid;grid-template-columns:250px minmax(0,1fr);gap:80px;align-items:start;margin-top:20px}
  .fdn-rail{position:sticky;top:120px;align-self:start}
  .rail-label{font-family:var(--disp);font-weight:600;font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--ink-3);margin:0 0 22px}
  .toc{display:flex;flex-direction:column;gap:1px;border-left:1px solid var(--line)}
  .toc a{position:relative;font-family:var(--disp);font-weight:500;font-size:14.5px;line-height:1.3;color:var(--ink-2);padding:11px 0 11px 18px;margin-left:-1px;transition:color .2s}
  .toc a::before{content:"";position:absolute;left:-1px;top:8px;bottom:8px;width:2px;transform:scaleY(0);transform-origin:center;background:var(--accent);transition:transform .2s}
  .toc a:hover{color:var(--ink-0)}
  .toc a.active{color:var(--ink-0)}
  .toc a.active::before{transform:scaleY(1)}
  .rail-foot{margin-top:26px;font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-4)}
  .fdn-col{max-width:none;min-width:0}
  .fdn-col p{font-size:16px;line-height:1.78;color:var(--ink-1);margin:0 0 20px}
  .fdn-col p b{color:var(--ink-0);font-weight:600}
  .fdn-col ul{margin:2px 0 22px;padding-left:22px}
  .fdn-col li{font-size:16px;line-height:1.7;color:var(--ink-1);margin:0 0 9px;max-width:none}
  .fdn-col li::marker{color:var(--accent)}
  .fdn-col .cl{font-family:var(--mono);font-size:13px;color:var(--accent);margin-right:9px}
  .fdn-col a.inl{color:#c9b8ff;text-decoration:none;border-bottom:1px solid rgba(201,184,255,.35);transition:color .2s,border-color .2s;word-break:break-word}
  .fdn-col a.inl:hover{color:#e7ddff;border-color:#e7ddff}
  .lnote{font-size:14px;color:var(--ink-3);line-height:1.6;margin:6px 0 22px}
  /* legal tables */
  .ltbl-wrap{overflow-x:auto;border:1px solid var(--line-strong);border-radius:12px;margin:16px 0 26px;background:var(--bg-1)}
  .ltbl{border-collapse:collapse;width:100%;min-width:560px}
  .ltbl th,.ltbl td{text-align:left;vertical-align:top;padding:14px 16px;border-bottom:1px solid var(--line);font-size:14px;line-height:1.55;color:var(--ink-1)}
  .ltbl thead th{background:#0e0f11;font-family:var(--disp);font-weight:600;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-2)}
  .ltbl tr:last-child td{border-bottom:none}
  .ltbl td.k{color:var(--ink-0);font-weight:500}
  .ltbl.two td.k{width:44%}
  .ltbl tr.grp td{background:#0b0d0e;font-family:var(--disp);font-weight:700;font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent)}
  .ltbl td.mono{font-family:var(--mono);font-size:12.5px;color:var(--ink-0)}
  .fdn section.chapter{padding:64px 0 0;scroll-margin-top:120px;border-top:1px solid var(--line);margin-top:56px}
  .fdn section.chapter:first-child{padding-top:0;border-top:none;margin-top:0}
  .fdn .kick{font-family:var(--disp);font-weight:600;font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--accent);margin:0 0 14px}
  .fdn h2{font-family:var(--disp);font-weight:500;font-size:clamp(27px,3.1vw,40px);line-height:1.08;letter-spacing:-.02em;color:var(--ink-0);margin:0 0 24px}
  .fdn h3{font-family:var(--disp);font-weight:600;font-size:19px;line-height:1.3;letter-spacing:-.005em;color:var(--ink-0);margin:34px 0 12px}
  .fade{opacity:0;transform:translateY(12px);animation:erise .8s cubic-bezier(.2,.7,.2,1) forwards}
  @keyframes erise{to{opacity:1;transform:none}}
  @media(max-width:920px){
    .fdn-grid{grid-template-columns:1fr;gap:0}
    .fdn-rail{position:static;margin-bottom:30px;border-bottom:1px solid var(--line);padding-bottom:8px}
    .toc{flex-direction:row;flex-wrap:wrap;border-left:0;gap:2px}
    .toc a{padding:8px 14px;margin-left:0}.toc a::before{display:none}
    .toc a.active{color:var(--accent)}
    .rail-foot{display:none}
    .fdn-col{max-width:none}
  }
  @media(prefers-reduced-motion:reduce){ .fade{animation:none;opacity:1;transform:none} html{scroll-behavior:auto} .nav .login .beam::before{animation:none} }

  /* ---- header image band (drop a photo into .lg-band .img) ---- */
  .lg-band{position:relative;width:100vw;margin-left:calc(50% - 50vw);height:clamp(280px,30vw,440px);margin:6px 0 46px;
    display:flex;align-items:flex-end;overflow:hidden;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
  .lg-band .img{position:absolute;inset:0;background-size:cover;background-position:center;
    background-image:radial-gradient(120% 130% at 50% 0,rgba(31,211,163,.10),transparent 55%),
      repeating-linear-gradient(135deg,rgba(255,255,255,.015) 0 22px,transparent 22px 44px),
      radial-gradient(120% 120% at 50% 42%,#16181a,#0b0c0d)}
  .lg-band .scrim{position:absolute;inset:0;background:linear-gradient(180deg,rgba(8,9,10,.25),transparent 40%,rgba(8,9,10,.8))}
  .lg-band .bin{position:relative;z-index:2;max-width:1660px;margin:0 auto;width:100%;padding:0 44px 34px}
  .lg-band .st{font-family:var(--disp);font-weight:400;font-size:clamp(20px,2.4vw,32px);line-height:1.14;letter-spacing:-.02em;color:var(--ink-0);margin:0}
  .lg-band .st .a{color:var(--accent)}
  .lg-band .corner{position:absolute;top:18px;right:22px;z-index:2;font-family:var(--mono);font-size:10.5px;letter-spacing:.06em;color:var(--ink-4);border:1px solid var(--line);border-radius:100px;padding:5px 12px}
  .lg-band .hint{position:absolute;left:22px;top:18px;z-index:2;max-width:50ch;font-family:var(--mono);font-size:10.5px;line-height:1.5;color:var(--ink-4)}
  @media(max-width:680px){ .lg-band .bin{padding:0 20px 24px} .lg-band .hint{display:none} }

  /* ---- footer ---- */
  .s-footer{position:relative;background:var(--bg);display:flex;flex-direction:column;padding:12vh 6vw 12vh}
  .ft-menu{position:relative;z-index:2;width:100%;display:flex;justify-content:space-between;gap:6vw;flex-wrap:wrap}
  .ft-col .lbl{font-family:var(--sat);font-size:11px;font-weight:600;letter-spacing:.2em;text-transform:uppercase;color:var(--dek);margin-bottom:24px}
  .ft-left .big{display:flex;flex-direction:column;gap:14px}
  .ft-left .big a{font-family:var(--sat);font-weight:500;font-size:clamp(26px,2.4vw,34px);line-height:1.02;letter-spacing:-.01em;color:var(--ink);text-decoration:none;transition:color .2s;width:fit-content}
  .ft-left .big a:hover{color:var(--teal)}
  .ft-right{display:flex;gap:5vw;flex-wrap:wrap}
  .ft-right .small{display:flex;flex-direction:column;gap:13px}
  .ft-right .small a{font-family:var(--sat);font-weight:500;font-size:15px;line-height:1.2;color:#cfc9bd;text-decoration:none;transition:color .2s;width:fit-content}
  .ft-right .small a:hover{color:var(--teal)}
  .ft-legal{position:relative;z-index:2;width:100%;margin:5vh 0 0;display:flex;justify-content:space-between;gap:3vw;font-family:var(--sat);font-size:12px;color:var(--dek);letter-spacing:.02em}
  .ft-legal a{color:var(--dek);text-decoration:none;transition:color .2s}
  .ft-legal a:hover{color:var(--teal)}
  @property --sh{syntax:'<length>';inherits:true;initial-value:0px}
  .ft-motif{position:absolute;left:0;right:0;bottom:0;height:min(38vh,320px);overflow:hidden;pointer-events:none;z-index:1;display:flex;align-items:flex-start;justify-content:center;--sh:0px;
    background:repeating-linear-gradient(180deg,var(--teal) 0 16px,var(--bg) 16px 22px);background-position:0 var(--sh)}
  .ft-motif.flow{animation:ftFlow 3.4s linear infinite}
  .ft-motif span{font-family:var(--sat);font-weight:900;font-size:min(31vw,460px);line-height:.8;letter-spacing:-.04em;white-space:nowrap;color:var(--bg);
    -webkit-mask:repeating-linear-gradient(180deg,transparent 0 9px,#000 9px 22px);mask:repeating-linear-gradient(180deg,transparent 0 9px,#000 9px 22px);
    -webkit-mask-position:0 var(--sh);mask-position:0 var(--sh)}
  @keyframes ftFlow{to{--sh:22px}}
  @media(max-width:900px){ .ft-menu{flex-direction:column;gap:5vh} .ft-right{gap:9vw} .ft-motif span{font-size:46vw} .ft-legal{flex-direction:column;gap:1vh} }
  [data-img-id]:not(.tile){position:relative}.imgid{position:absolute;top:8px;left:8px;z-index:60;font-family:'JetBrains Mono',ui-monospace,monospace;font-size:9.5px;line-height:1;letter-spacing:.04em;font-weight:600;color:#04140f;background:#1fd3a3;border-radius:5px;padding:3px 6px;pointer-events:none;white-space:nowrap;box-shadow:0 2px 8px rgba(0,0,0,.5)}

@media(max-width:1024px){.ft-motif{display:none!important}.s-footer{min-height:auto;padding-bottom:12vh}}