:root{
    --ink:#241F21; --paper:#F3F9F9; --white:#FFFFFF;
    --teal:#00876F; --teal-deep:#00695A; --blue:#0B6FA8; --blue-deep:#124C82;
    --amber:#F7A537; --coral:#EA525E; --stripe-blue:#4C6DB4; --um6p-red:#D6512E;
    --line: rgba(36,31,33,0.14); --max: 1080px;
  }
  *{box-sizing:border-box; margin:0; padding:0;}
  html{scroll-behavior:smooth;}
  body{ background:var(--paper); color:var(--ink); font-family:var(--font-lora), serif; font-size:17px; line-height:1.6; -webkit-font-smoothing:antialiased; }
  h1,h2,h3,h4, .eyebrow, nav, .btn{ font-family:var(--font-grotesk), sans-serif; }
  .mono{ font-family:var(--font-mono), monospace; }
  a{color:inherit;} img{max-width:100%; display:block;} button{font:inherit;}
  .wrap{max-width:var(--max); margin:0 auto; padding:0 28px;}
  a:focus-visible, button:focus-visible{ outline:2px solid var(--blue); outline-offset:3px; }

  .brand-stripe{display:flex; height:6px; width:100%;}
  .brand-stripe span{flex:1;}
  .brand-stripe .s1{background:var(--teal);} .brand-stripe .s2{background:var(--teal-deep);}
  .brand-stripe .s3{background:var(--blue);} .brand-stripe .s4{background:var(--blue-deep);}

  header.site{ position:sticky; top:0; z-index:50; background:rgba(237,227,208,0.92); backdrop-filter:blur(6px); border-bottom:1px solid var(--line); }
  nav{ position:relative; display:flex; align-items:center; justify-content:space-between; padding:14px 0; gap:12px; max-width:var(--max); margin:0 auto; padding-left:28px; padding-right:28px; }
  .nav-links{display:flex; gap:24px; font-size:14px; font-weight:500;}
  .nav-links a{text-decoration:none; opacity:0.75; transition:opacity .15s;}
  .nav-links a:hover{opacity:1;}
  .nav-links a[aria-current="page"]{opacity:1; position:relative;}
  .nav-links a[aria-current="page"]::after{content:""; position:absolute; left:0; right:0; bottom:-6px; height:2px; background:var(--um6p-red);}
  .nav-cta{ background:var(--ink); color:var(--paper); padding:9px 18px; border-radius:2px; font-size:13px; font-weight:600; text-decoration:none; letter-spacing:0.02em; }
  .nav-toggle{ display:none; align-items:center; justify-content:center; background:none; border:none; padding:8px; margin:0; color:var(--ink); cursor:pointer; flex:none; }
  @media (max-width:820px){
    .nav-links{ display:none; position:absolute; top:100%; left:0; right:0; flex-direction:column; align-items:flex-start; gap:2px; background:rgba(237,227,208,0.98); backdrop-filter:blur(6px); padding:12px 28px 18px; border-bottom:1px solid var(--line); box-shadow:0 8px 16px rgba(36,31,33,0.08); }
    .nav-links.open{display:flex;}
    .nav-links a{width:100%; padding:10px 0; opacity:0.85;}
    .nav-links a[aria-current="page"]::after{display:none;}
    .nav-toggle{display:inline-flex;}
  }
  @media (max-width:480px){ .nav-divider, .nav-partner-logos{display:none;} .nav-cta{padding:8px 12px; font-size:12px;} }

  .breadcrumb{ display:inline-flex; align-items:center; gap:6px; font-family:var(--font-grotesk),sans-serif; font-size:13px; font-weight:600; color:rgba(20,20,31,0.5); text-decoration:none; margin-bottom:36px; transition:color .15s; }
  .breadcrumb:hover{color:var(--ink);}

  .page-hero{ padding:52px 0 40px; background:linear-gradient(135deg, rgba(0,135,111,0.09), rgba(11,111,168,0.05) 60%, rgba(243,249,249,0) 100%); border-bottom:1px solid var(--line); margin-bottom:8px; }
  .eyebrow{ font-size:13px; letter-spacing:0.14em; text-transform:uppercase; color:var(--blue); font-weight:600; margin-bottom:18px; }
  .page-hero h1{ font-size:clamp(32px,4.4vw,46px); font-weight:700; letter-spacing:-0.02em; line-height:1.06; margin-bottom:16px; }
  .page-hero .lede{ font-size:16.5px; line-height:1.6; color:rgba(20,20,31,0.72); max-width:70ch; margin-bottom:28px; }

  .facts-strip{ display:grid; grid-template-columns:repeat(4,1fr); border:1px solid var(--line); border-radius:8px; overflow:hidden; margin-bottom:40px; background:var(--white); }
  .fact{ padding:22px 18px; text-align:center; border-right:1px solid var(--line); }
  .fact:last-child{border-right:none;}
  .fact .num{ font-family:var(--font-grotesk),sans-serif; font-weight:700; font-size:26px; color:var(--teal-deep); }
  .fact .lbl{ font-size:11.5px; color:rgba(20,20,31,0.55); margin-top:4px; line-height:1.3; }
  @media (max-width:700px){ .facts-strip{grid-template-columns:repeat(2,1fr);} .fact{border-bottom:1px solid var(--line);} }

  .hero-banner{width:100%; border-radius:10px; overflow:hidden; margin-bottom:56px; border:1px solid var(--line);}
  .hero-banner img{width:100%; height:auto; display:block; max-height:340px; object-fit:cover;}

  .next-edition-note{ display:flex; gap:14px; align-items:flex-start; background:rgba(0,105,90,0.06); border:1px solid rgba(0,105,90,0.25); border-radius:8px; padding:16px 20px; margin-bottom:32px; max-width:720px; font-size:14px; color:rgba(20,20,31,0.75); line-height:1.55; }
  .next-edition-note .nen-dot{ flex:none; width:9px; height:9px; border-radius:50%; background:var(--teal-deep); margin-top:6px; }
  .next-edition-note strong{color:var(--teal-deep);}

  .content-section{margin-bottom:60px;}
  .content-section h2{ font-size:24px; font-weight:700; letter-spacing:-0.01em; margin-bottom:8px; }
  .content-section .section-kicker{ font-family:var(--font-mono),monospace; font-size:11.5px; letter-spacing:0.06em; text-transform:uppercase; color:var(--blue); margin-bottom:10px; }
  .content-section > .lede-sm{font-size:15.5px; color:rgba(20,20,31,0.68); max-width:68ch; margin-bottom:28px;}

  /* agenda timeline */
  .agenda-list{display:flex; flex-direction:column; gap:2px; margin-top:24px; max-width:640px;}
  .agenda-row{display:flex; gap:20px; align-items:baseline; padding:14px 18px; background:var(--white); border:1px solid var(--line); border-radius:6px;}
  .agenda-time{font-family:var(--font-mono),monospace; font-size:13px; color:var(--teal-deep); font-weight:600; flex:none; width:66px;}
  .agenda-label{font-family:var(--font-grotesk),sans-serif; font-weight:600; font-size:14.5px;}

  /* video card */
  .video-card{ position:relative; max-width:640px; border-radius:12px; overflow:hidden; border:1px solid var(--line); display:block; text-decoration:none; margin-top:20px; }
  .video-card img{width:100%; display:block;}
  .video-play{ position:absolute; inset:0; display:flex; align-items:center; justify-content:center; background:rgba(36,31,33,0.15); transition:background .15s; }
  .video-card:hover .video-play{background:rgba(36,31,33,0.3);}
  .video-play-circle{ width:64px; height:64px; border-radius:50%; background:rgba(255,255,255,0.92); display:flex; align-items:center; justify-content:center; box-shadow:0 8px 24px -8px rgba(0,0,0,0.5); transition:transform .15s; }
  .video-card:hover .video-play-circle{transform:scale(1.08);}

  /* category chips */
  .category-grid{display:grid; grid-template-columns:repeat(auto-fill, minmax(200px,1fr)); gap:12px; margin-top:20px;}
  .category-card{ display:flex; align-items:center; justify-content:space-between; padding:16px 18px; background:var(--white); border:1px solid var(--line); border-radius:8px; text-decoration:none; color:var(--ink); font-family:var(--font-grotesk),sans-serif; font-weight:600; font-size:14px; transition:border-color .15s, transform .15s; }
  .category-card:hover{border-color:var(--teal-deep); transform:translateY(-2px);}
  .category-card svg{color:rgba(20,20,31,0.35); flex:none;}

  .sponsor-row{display:flex; align-items:stretch; gap:16px; margin-top:16px; flex-wrap:wrap;}
  .sponsor-badge{ display:flex; flex-direction:column; justify-content:center; align-items:flex-start; gap:8px; padding:18px 26px; background:var(--white); border:1px solid var(--line); border-radius:8px; min-width:180px; }
  .sponsor-badge .sp-kind{ font-family:var(--font-mono),monospace; font-weight:500; font-size:10px; letter-spacing:0.06em; text-transform:uppercase; color:rgba(20,20,31,0.45); }
  .sponsor-badge img{ height:28px; width:auto; max-width:150px; object-fit:contain; }

  .directory-cta{background:var(--ink); color:var(--paper); padding:64px 0; border-radius:12px; text-align:center; margin-bottom:60px;}
  .directory-cta h2{font-size:clamp(22px,3vw,28px); font-weight:600; margin-bottom:12px;}
  .directory-cta p{color:rgba(251,248,242,0.7); font-size:15px; margin-bottom:26px; max-width:56ch; margin-left:auto; margin-right:auto;}
  .directory-cta .btn-teal{ display:inline-flex; align-items:center; gap:10px; background:var(--teal-deep); color:var(--white); font-family:var(--font-grotesk),sans-serif; font-weight:600; font-size:14.5px; padding:14px 26px; border-radius:5px; text-decoration:none; transition:transform .15s ease; }
  .directory-cta .btn-teal:hover{transform:translateY(-2px);}

  footer.site{background:var(--ink); color:var(--paper); padding:72px 0 36px;}
  .footer-grid{display:grid; grid-template-columns:1.3fr 1fr 1fr; gap:48px; padding-bottom:48px; border-bottom:1px solid rgba(251,248,242,0.14);}
  @media (max-width:760px){ .footer-grid{grid-template-columns:1fr; gap:32px;} }
  .footer-grid h4{font-family:var(--font-mono),monospace; font-size:12px; letter-spacing:0.08em; text-transform:uppercase; color:rgba(251,248,242,0.55); margin-bottom:16px;}
  .footer-grid p{color:rgba(251,248,242,0.65); font-size:15px; max-width:34ch;}
  .footer-grid a{display:block; color:rgba(251,248,242,0.85); text-decoration:none; font-size:15px; margin-bottom:10px;}
  .footer-grid a:hover{text-decoration:underline;}
  .footer-bottom{display:flex; justify-content:space-between; align-items:center; padding-top:24px; font-size:13px; color:rgba(251,248,242,0.45); flex-wrap:wrap; gap:10px;}