:root{
    --paper:#F6F5F1;
    --panel:#ECEAE2;
    --ink:#141B2E;
    --blue:#1D3B7A;
    --blue-deep:#142A5C;
    --steel:#57607A;
    --steel-light:#8890A6;
    --line:#DEDCD3;
    --amber:#E8871E;
    --amber-deep:#C56E0F;
    --red:#D64545;
    --teal:#2F8F86;
  }
  *{box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{
    margin:0;background:var(--paper);color:var(--ink);
    font-family:'Inter',sans-serif;font-size:16px;line-height:1.6;
    -webkit-font-smoothing:antialiased;
  }
  h1,h2,h3{font-family:'Sora',sans-serif;font-weight:700;margin:0;}
  a{color:inherit;}
  img,svg{display:block;max-width:100%;}
  .wrap{max-width:1180px;margin:0 auto;padding:0 32px;}
  button{font-family:inherit;}

  @keyframes fadeUp{from{opacity:0;transform:translateY(14px);}to{opacity:1;transform:translateY(0);}}
  @keyframes armSway{0%,100%{transform:rotate(0deg);}50%{transform:rotate(3deg);}}
  @keyframes weld{0%,100%{opacity:.35;}50%{opacity:1;}}
  .reveal{opacity:0;transform:translateY(16px);transition:opacity .6s cubic-bezier(.16,.84,.44,1),transform .6s cubic-bezier(.16,.84,.44,1);}
  .reveal.in-view{opacity:1;transform:translateY(0);}
  @media (prefers-reduced-motion: reduce){
    .reveal{opacity:1 !important;transform:none !important;transition:none !important;}
    .sway,.weld-glow{animation:none !important;}
  }

  /* ---------------- header ---------------- */
  header{position:sticky;top:0;z-index:60;background:rgba(246,245,241,.92);backdrop-filter:blur(6px);border-bottom:1px solid var(--line);}
  .topbar{display:flex;align-items:center;justify-content:space-between;padding:16px 32px;max-width:1180px;margin:0 auto;}
  .brandmark{display:flex;align-items:center;gap:12px;}
  .brandmark .badge{
    width:36px;height:36px;background:var(--blue);color:#fff;
    display:flex;align-items:center;justify-content:center;font-family:'Sora';
    font-weight:700;font-size:12px;flex-shrink:0;
  }
  .brandmark .name{font-size:13px;line-height:1.25;}
  .brandmark .name b{display:block;font-weight:700;}
  .brandmark .name span{color:var(--steel);font-size:11.5px;}
  .nav-links{display:flex;align-items:center;gap:32px;}
  nav{display:flex;gap:26px;font-size:13.5px;font-weight:600;}
  nav a{text-decoration:none;color:var(--steel);position:relative;padding-bottom:3px;transition:color .2s ease;}
  nav a::after{content:"";position:absolute;left:0;bottom:0;width:100%;height:1.5px;background:var(--amber);transform:scaleX(0);transform-origin:left;transition:transform .25s cubic-bezier(.16,.84,.44,1);}
  nav a:hover{color:var(--ink);}
  nav a:hover::after{transform:scaleX(1);}
  .cta-small{
    border:1.5px solid var(--blue);padding:9px 18px;font-size:13px;font-weight:700;text-decoration:none;
    color:var(--blue);white-space:nowrap;transition:background .2s ease,color .2s ease,transform .2s ease;
  }
  .cta-small:hover{background:var(--blue);color:#fff;transform:translateY(-2px);}

  /* ---------------- hero: full-bleed navy ---------------- */
  .hero{background:var(--blue);color:#fff;position:relative;overflow:hidden;}
  .hero-grid{display:grid;grid-template-columns:1.15fr 1fr;gap:20px;align-items:center;min-height:520px;position:relative;z-index:2;}
  .hero-copy{padding:64px 0;}
  .hero-copy .eyebrow{font-size:13px;color:#BFD0F0;font-weight:600;margin-bottom:16px;}
  .hero-copy h1{font-size:clamp(32px,4.4vw,52px);line-height:1.05;color:#fff;text-transform:uppercase;}
  .hero-copy h1 span{position:relative;}
  .hero-copy p{margin-top:22px;font-size:16.5px;color:#CBD6EE;max-width:42ch;line-height:1.6;}
  .hero-ctas{display:flex;gap:14px;margin-top:30px;flex-wrap:wrap;}
  .btn-primary{
    background:var(--amber);color:#fff;border:1.5px solid var(--amber);padding:14px 26px;
    font-weight:700;font-size:14px;text-decoration:none;display:inline-block;
    transition:background .22s ease,transform .22s ease,box-shadow .22s ease;
  }
  .btn-primary:hover{background:var(--amber-deep);border-color:var(--amber-deep);transform:translateY(-2px);box-shadow:0 10px 20px rgba(197,110,15,.32);}
  .btn-ghost{
    border:1.5px solid rgba(255,255,255,.55);color:#fff;padding:14px 26px;font-weight:700;font-size:14px;
    text-decoration:none;display:inline-block;transition:background .22s ease,transform .22s ease,border-color .22s ease;
  }
  .btn-ghost:hover{background:rgba(255,255,255,.12);border-color:#fff;transform:translateY(-2px);}

  .hero-art{position:relative;height:100%;display:flex;align-items:center;justify-content:center;padding:24px 0;}
  .hero-art svg{width:100%;height:auto;max-height:420px;}
  .hero-art .sway{transform-origin:60px 60px;animation:armSway 4s ease-in-out infinite;}
  .hero-art .weld-glow{animation:weld 1.1s ease-in-out infinite;}

  .hero-grid-lines{position:absolute;inset:0;opacity:.08;background-image:
    linear-gradient(rgba(255,255,255,.6) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.6) 1px, transparent 1px);
    background-size:44px 44px;pointer-events:none;z-index:1;
  }

  /* ---------------- body: sidebar layout ---------------- */
  section{padding:88px 0;}
  .body-grid{display:grid;grid-template-columns:1fr 300px;gap:64px;align-items:start;}
  .body-head h2{font-size:clamp(24px,2.8vw,32px);color:var(--ink);text-transform:uppercase;}
  .body-lede{color:var(--steel);font-size:16px;margin-top:16px;max-width:64ch;line-height:1.65;}
  .insight-list{margin-top:32px;display:flex;flex-direction:column;}
  .insight{
    display:grid;grid-template-columns:14px 1fr;gap:16px;padding:20px 0;border-top:1px solid var(--line);
    transition:background .25s ease,padding-left .25s cubic-bezier(.16,.84,.44,1);
  }
  .insight:last-child{border-bottom:1px solid var(--line);}
  .insight:hover{background:rgba(29,59,122,.05);padding-left:8px;}
  .insight .dot{width:8px;height:8px;border-radius:50%;background:var(--blue);margin-top:8px;transition:transform .25s ease,background .25s ease;}
  .insight:hover .dot{transform:scale(1.4);background:var(--amber);}
  .insight p{margin:0;font-size:15px;color:var(--steel);line-height:1.6;}
  .insight p b{color:var(--ink);font-weight:700;}

  .stat-rail{
    position:sticky;top:96px;border:1.5px solid var(--ink);border-radius:16px;overflow:hidden;background:var(--paper);
  }
  .stat-item{
    padding:26px 24px;border-bottom:1px solid var(--line);text-align:center;
    transition:background .25s ease;
  }
  .stat-item:last-child{border-bottom:none;}
  .stat-item:hover{background:var(--panel);}
  .stat-item .num{font-family:'Sora';font-weight:800;font-size:26px;color:var(--ink);}
  .stat-item .lbl{margin-top:6px;font-size:12px;color:var(--steel);line-height:1.4;}

  /* ---------------- roles: accordion ---------------- */
  .roles{background:var(--panel);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
  .roles-head{margin-bottom:44px;max-width:60ch;}
  .roles-head h2{font-size:clamp(24px,2.8vw,32px);color:var(--ink);text-transform:uppercase;}
  .roles-head p{color:var(--steel);font-size:15px;margin-top:10px;}
  .roles-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;}
  .pill-head{
    display:inline-block;background:var(--blue);color:#fff;font-family:'Sora';font-weight:700;
    font-size:12.5px;letter-spacing:.03em;text-transform:uppercase;padding:10px 20px;margin-bottom:20px;border-radius:3px;
  }
  .role-col.visit .pill-head{background:var(--amber);}
  .accordion{border-top:1px solid var(--line);}
  .acc-item{border-bottom:1px solid var(--line);}
  .acc-trigger{
    width:100%;background:none;border:none;text-align:left;cursor:pointer;
    display:grid;grid-template-columns:1fr auto;align-items:center;gap:12px;
    padding:18px 0;font-size:15px;font-weight:600;color:var(--ink);
    transition:padding-left .25s cubic-bezier(.16,.84,.44,1),color .25s ease;
  }
  .acc-trigger:hover{padding-left:8px;color:var(--blue);}
  .role-col.visit .acc-trigger:hover{color:var(--amber-deep);}
  .acc-trigger .plus{
    width:22px;height:22px;border:1.5px solid var(--ink);border-radius:50%;position:relative;flex-shrink:0;
    transition:transform .3s cubic-bezier(.16,.84,.44,1),border-color .25s ease,background .25s ease;
  }
  .acc-trigger .plus::before,.acc-trigger .plus::after{
    content:"";position:absolute;background:var(--ink);transition:background .25s ease;
  }
  .acc-trigger .plus::before{left:5px;right:5px;top:50%;height:1.4px;transform:translateY(-50%);}
  .acc-trigger .plus::after{top:5px;bottom:5px;left:50%;width:1.4px;transform:translateX(-50%);}
  .acc-item.open .acc-trigger .plus{transform:rotate(135deg);background:var(--blue);border-color:var(--blue);}
  .role-col.visit .acc-item.open .acc-trigger .plus{background:var(--amber);border-color:var(--amber);}
  .acc-item.open .acc-trigger .plus::before,.acc-item.open .acc-trigger .plus::after{background:#fff;}
  .acc-panel{max-height:0;overflow:hidden;transition:max-height .35s cubic-bezier(.16,.84,.44,1);}
  .acc-panel p{margin:0 0 18px;font-size:13.5px;color:var(--steel);line-height:1.6;padding-right:30px;}

  /* ---------------- why attend: 2x2 colored grid ---------------- */
  .why-head{margin-bottom:40px;max-width:60ch;}
  .why-head h2{font-size:clamp(24px,2.8vw,32px);color:var(--ink);text-transform:uppercase;}
  .why-head p{color:var(--steel);font-size:15px;margin-top:10px;}
  .why-grid{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line);}
  .why-card{
    background:var(--paper);padding:30px 26px;position:relative;overflow:hidden;
    transition:background .28s ease,transform .28s cubic-bezier(.16,.84,.44,1),box-shadow .28s ease;
  }
  .why-card:hover{transform:translateY(-5px);box-shadow:0 16px 26px rgba(20,27,46,.1);background:#fff;}
  .why-card .ic{
    width:44px;height:44px;border-radius:50%;display:flex;align-items:center;justify-content:center;margin-bottom:18px;
    transition:transform .28s cubic-bezier(.16,.84,.44,1);
  }
  .why-card:hover .ic{transform:scale(1.1);}
  .why-card .ic svg{width:22px;height:22px;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;fill:none;}
  .why-card:nth-child(1) .ic{background:rgba(232,135,30,.14);}
  .why-card:nth-child(1) .ic svg{stroke:var(--amber);}
  .why-card:nth-child(2) .ic{background:rgba(214,69,69,.14);}
  .why-card:nth-child(2) .ic svg{stroke:var(--red);}
  .why-card:nth-child(3) .ic{background:rgba(47,143,134,.14);}
  .why-card:nth-child(3) .ic svg{stroke:var(--teal);}
  .why-card:nth-child(4) .ic{background:rgba(29,59,122,.14);}
  .why-card:nth-child(4) .ic svg{stroke:var(--blue);}
  .why-card h4{font-family:'Inter';font-weight:700;font-size:15.5px;margin:0 0 8px;}
  .why-card p{margin:0;font-size:13.5px;color:var(--steel);line-height:1.55;}

  /* ---------------- CTA: centered ---------------- */
  .cta-band{background:var(--ink);color:#fff;text-align:center;position:relative;overflow:hidden;}
  .cta-band::before{
    content:"";position:absolute;left:50%;top:50%;width:640px;height:640px;
    background:radial-gradient(circle, rgba(29,59,122,.5) 0%, transparent 70%);
    transform:translate(-50%,-50%);
  }
  .cta-inner{position:relative;z-index:2;padding:88px 0;max-width:640px;margin:0 auto;}
  .cta-inner h2{color:#fff;font-size:clamp(28px,3.6vw,42px);line-height:1.08;text-transform:uppercase;}
  .cta-inner p{color:#AEB6CC;margin-top:18px;font-size:16px;line-height:1.6;}
  .cta-actions{display:flex;gap:14px;justify-content:center;margin-top:32px;flex-wrap:wrap;}
  .btn-outline{
    border:1.5px solid rgba(255,255,255,.35);color:#fff;padding:14px 26px;
    font-weight:700;font-size:14px;text-decoration:none;display:inline-block;
    transition:border-color .22s ease,background .22s ease,transform .22s ease;
  }
  .btn-outline:hover{border-color:#fff;background:rgba(255,255,255,.08);transform:translateY(-2px);}
  .cta-fine{font-size:12px;color:var(--steel-light);margin-top:24px;}

  footer{padding:32px 0;font-size:12.5px;color:var(--steel);}
  .footer-row{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;}

  /* ---------------- responsive ---------------- */
  @media(max-width:960px){
    nav{display:none;}
    .hero-grid{grid-template-columns:1fr;min-height:auto;}
    .hero-art{padding:0 0 32px;}
    .body-grid{grid-template-columns:1fr;gap:40px;}
    .stat-rail{position:static;}
    .roles-grid{grid-template-columns:1fr;gap:40px;}
    .why-grid{grid-template-columns:1fr;}
  }
  @media(max-width:560px){
    .wrap{padding:0 20px;}
  }