/* Ported from docs/mockups/dyl26-mockup-v2.html (the mockup's <style>), with self-hosted fonts,
   no inline-style helpers (everything is a class: strict CSP) and the Task 11 renderer styles. */
@font-face{font-family:'Exo 2';font-weight:600 800;font-style:normal;font-display:swap;src:url(/assets/fonts/exo2.woff2) format('woff2')}
@font-face{font-family:'Inter';font-weight:400 600;font-style:normal;font-display:swap;src:url(/assets/fonts/inter.woff2) format('woff2')}
[hidden]{display:none!important}
:root{
  --navy:#0A1A3F; --deep:#061129; --ink:#030915;
  --blue:#1E8CFF; --blue-2:#5AB0FF; --yellow:#FFE600;
  --white:#FFFFFF; --muted:#B9C6E4; --line:rgba(185,198,228,.14);
  --display:"Exo 2",system-ui,sans-serif; --body:Inter,system-ui,sans-serif;
  --radius:18px; --max:1200px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--body);color:var(--white);background:var(--deep);line-height:1.55;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
.wrap{width:min(var(--max),calc(100% - 40px));margin:0 auto}
h1,h2,h3,.display{font-family:var(--display);letter-spacing:.01em;line-height:1.05}
h2{font-size:clamp(30px,4.4vw,52px);font-weight:800}
h2 em{font-style:normal;color:var(--yellow)}
.eyebrow{font-family:var(--display);font-weight:700;font-size:12px;letter-spacing:.28em;text-transform:uppercase;color:var(--blue-2);display:flex;align-items:center;gap:12px}
.eyebrow::before{content:"";width:28px;height:2px;background:var(--yellow)}
.lead{color:var(--muted);font-size:17px;max-width:62ch}
section{position:relative;padding:96px 0}
.sec-head{display:flex;flex-direction:column;gap:14px;margin-bottom:48px}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:10px;padding:15px 26px;border-radius:999px;font-weight:700;font-family:var(--display);font-size:15px;letter-spacing:.04em;transition:transform .2s,box-shadow .2s,background .2s;border:1px solid transparent;cursor:pointer}
.btn-primary{background:var(--yellow);color:var(--navy);box-shadow:0 0 0 0 rgba(255,230,0,.5)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 40px rgba(255,230,0,.35)}
.btn-ghost{border-color:rgba(255,255,255,.25);color:var(--white);background:rgba(255,255,255,.04);backdrop-filter:blur(6px)}
.btn-ghost:hover{border-color:var(--blue-2);background:rgba(30,140,255,.12)}
.btn svg{width:18px;height:18px}

/* nav */
.nav{position:fixed;inset:0 0 auto 0;z-index:50;transition:background .3s,border-color .3s;border-bottom:1px solid transparent}
.nav.scrolled{background:rgba(6,17,41,.72);backdrop-filter:blur(14px);border-color:var(--line)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:74px;gap:24px}
.brand{display:flex;align-items:center;gap:14px}
.brand .logos{display:flex;gap:8px}
.brand .logos span{display:grid;place-items:center;width:40px;height:40px;background:#fff;border-radius:10px;padding:4px}
.brand .logos img{width:100%;height:100%;object-fit:contain}
.brand b{font-family:var(--display);font-weight:800;font-size:18px;letter-spacing:.06em}
.brand b small{display:block;font-size:10px;letter-spacing:.3em;color:var(--muted);font-weight:700}
.nav-links{display:flex;gap:28px;font-size:14px;font-weight:600;color:var(--muted)}
.nav-links a{position:relative;padding:6px 0}
.nav-links a::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--yellow);transform:scaleX(0);transform-origin:left;transition:transform .25s}
.nav-links a:hover{color:#fff}.nav-links a:hover::after{transform:scaleX(1)}
.nav .btn{padding:11px 20px;font-size:13px}
.burger{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:12px;background:transparent;color:#fff;font-size:20px}

/* hero */
.hero{min-height:100svh;display:flex;align-items:center;padding:120px 0 80px;overflow:hidden;background:
  radial-gradient(60% 60% at 20% 20%,rgba(30,140,255,.22),transparent 60%),
  radial-gradient(40% 40% at 85% 75%,rgba(255,230,0,.10),transparent 60%),
  linear-gradient(180deg,#071634 0%,var(--deep) 60%,var(--ink) 100%)}
.hero .grid{position:absolute;inset:auto 0 0 0;height:46%;background-image:linear-gradient(rgba(30,140,255,.18) 1px,transparent 1px),linear-gradient(90deg,rgba(30,140,255,.18) 1px,transparent 1px);background-size:64px 64px;transform:perspective(600px) rotateX(62deg);transform-origin:bottom;mask-image:linear-gradient(180deg,transparent,#000 50%);pointer-events:none}
.hero .cedar{position:absolute;right:-6%;top:6%;width:min(58vw,760px);opacity:.14;pointer-events:none}
.hero .wrap{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;z-index:2}
.hero-copy .eyebrow{margin-bottom:22px}
.hero h1{font-size:clamp(46px,7.6vw,104px);font-weight:900;line-height:.94;text-transform:uppercase}
.hero h1 .l1{display:block;color:#fff}
.hero h1 .l2{display:block;color:transparent;-webkit-text-stroke:2px var(--yellow);background:linear-gradient(90deg,var(--yellow),#fff8a6);-webkit-background-clip:text}
.hero h1 .l2.fill{color:var(--yellow);-webkit-text-stroke:0}
.hero .meta{display:flex;flex-wrap:wrap;gap:10px 22px;margin:26px 0 10px;font-weight:600;font-size:15px;color:var(--muted)}
.hero .meta span{display:inline-flex;align-items:center;gap:8px}
.hero .meta svg{width:18px;height:18px;color:var(--yellow)}
.hero .lead{margin:14px 0 30px;font-size:18px}
.hero .ctas{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.play-teaser{display:inline-flex;align-items:center;gap:12px;color:var(--muted);font-weight:600;font-size:14px}
.play-teaser .ring{width:46px;height:46px;border-radius:50%;border:1px solid rgba(255,255,255,.35);display:grid;place-items:center;position:relative}
.play-teaser .ring::before{content:"";position:absolute;inset:-6px;border-radius:50%;border:1px solid rgba(255,230,0,.5);animation:pulse 2.2s infinite}
@keyframes pulse{0%{transform:scale(.8);opacity:.9}100%{transform:scale(1.35);opacity:0}}

.countdown{display:flex;gap:10px;margin-top:34px}
.countdown div{min-width:84px;padding:14px 10px;border:1px solid var(--line);border-radius:14px;background:rgba(10,26,63,.55);backdrop-filter:blur(8px);text-align:center}
.countdown b{display:block;font-family:var(--display);font-size:36px;font-weight:800;line-height:1;color:#fff;font-variant-numeric:tabular-nums}
.countdown small{display:block;margin-top:6px;font-size:10px;letter-spacing:.28em;text-transform:uppercase;color:var(--muted);font-weight:700}

/* speaker wall */
.wall{position:relative;height:620px;perspective:1400px}
.wall-inner{position:absolute;inset:-10% -8% -10% 0;display:grid;grid-template-columns:repeat(4,1fr);gap:14px;transform:rotateY(-22deg) rotateX(10deg) rotateZ(4deg) translateX(6%);transform-style:preserve-3d}
.wall-col{overflow:hidden;border-radius:16px;position:relative}
.wall-track{display:flex;flex-direction:column;gap:14px;animation:wallUp 48s linear infinite;will-change:transform}
.wall-col:nth-child(even) .wall-track{animation-name:wallDown;animation-duration:56s}
.wall-col:nth-child(3) .wall-track{animation-duration:62s}
@keyframes wallUp{to{transform:translateY(-50%)}}
@keyframes wallDown{from{transform:translateY(-50%)}to{transform:translateY(0)}}
.wall-track img{width:100%;aspect-ratio:4/5;object-fit:cover;border-radius:16px;filter:saturate(.85) contrast(1.05);box-shadow:0 20px 50px rgba(0,0,0,.45);border:1px solid rgba(255,255,255,.08)}
.wall::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,var(--deep) 0%,rgba(6,17,41,.1) 28%,transparent 55%,rgba(6,17,41,.3) 100%),linear-gradient(180deg,#071634 0%,transparent 22%,transparent 78%,var(--deep) 100%);pointer-events:none}
.wall .tag{position:absolute;z-index:3;left:8px;bottom:18px;display:inline-flex;align-items:center;gap:10px;padding:10px 16px;border-radius:999px;background:rgba(6,17,41,.75);border:1px solid var(--line);backdrop-filter:blur(8px);font-size:13px;font-weight:600;color:var(--muted)}
.wall .tag b{color:var(--yellow);font-family:var(--display);font-size:18px}

/* marquee */
.marquee{padding:26px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:rgba(255,255,255,.02);overflow:hidden}
.marquee .label{text-align:center;font-size:11px;letter-spacing:.3em;text-transform:uppercase;color:var(--muted);font-weight:700;margin-bottom:18px}
.marquee-track{display:flex;width:max-content;animation:marquee 40s linear infinite}
.marquee-track span{flex:none;margin-right:18px;display:flex;align-items:center;justify-content:center;width:190px;height:90px;background:#fff;border-radius:12px;padding:10px 14px;overflow:hidden;opacity:.92}
/* fixed height = tile height minus vertical padding; % heights do not resolve reliably here */
.marquee-track img{width:100%;height:70px;object-fit:contain}
@keyframes marquee{to{transform:translateX(-50%)}}

/* stats */
.stats{padding:56px 0}
.stats .wrap{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.stat{padding:26px 22px;border-radius:var(--radius);border:1px solid var(--line);background:linear-gradient(180deg,rgba(30,140,255,.10),rgba(30,140,255,.02))}
.stat b{display:block;font-family:var(--display);font-size:44px;font-weight:800;color:var(--yellow);line-height:1}
.stat span{display:block;margin-top:8px;color:var(--muted);font-size:14px;font-weight:600}

/* about */
.about .wrap{display:grid;grid-template-columns:1fr 1.1fr;gap:56px;align-items:center}
.about p+p{margin-top:16px}
.about .pills{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}
.about .pills span{padding:8px 14px;border-radius:999px;border:1px solid var(--line);font-size:13px;font-weight:600;color:var(--muted)}
.yt{position:relative;aspect-ratio:16/9;border-radius:var(--radius);overflow:hidden;background:#000;border:1px solid var(--line);box-shadow:0 30px 80px rgba(0,0,0,.5);cursor:pointer}
.yt img{width:100%;height:100%;object-fit:cover;opacity:.85;transition:transform .5s,opacity .3s}
.yt:hover img{transform:scale(1.04);opacity:1}
.yt .play{position:absolute;inset:0;display:grid;place-items:center}
.yt .play i{width:78px;height:78px;border-radius:50%;background:var(--yellow);display:grid;place-items:center;box-shadow:0 0 0 12px rgba(255,230,0,.18),0 20px 50px rgba(0,0,0,.4);transition:transform .2s}
.yt:hover .play i{transform:scale(1.08)}
.yt .play svg{width:30px;height:30px;margin-left:4px;fill:var(--navy)}
.yt .cap{position:absolute;left:0;right:0;bottom:0;padding:18px;background:linear-gradient(transparent,rgba(0,0,0,.75));font-weight:600;font-size:14px}
.yt .cap small{display:block;color:var(--muted);font-size:12px;letter-spacing:.2em;text-transform:uppercase;font-weight:700;margin-bottom:4px}
.yt iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.yt.glow{box-shadow:0 0 0 1px rgba(30,140,255,.4),0 30px 90px rgba(30,140,255,.25)}

/* program */
.program{background:linear-gradient(180deg,var(--deep),#081a40 50%,var(--deep))}
.timeline{position:relative;display:grid;gap:18px}
.timeline::before{content:"";position:absolute;left:27px;top:0;bottom:0;width:2px;background:linear-gradient(var(--blue),rgba(30,140,255,.1))}
.tl{display:grid;grid-template-columns:56px 1fr;gap:22px;align-items:start}
.tl .dot{width:56px;height:56px;border-radius:50%;display:grid;place-items:center;background:var(--navy);border:2px solid var(--blue);font-family:var(--display);font-weight:800;font-size:13px;color:var(--yellow);position:relative;z-index:1}
.tl .card{padding:26px 28px;border-radius:var(--radius);border:1px solid var(--line);background:rgba(10,26,63,.6);backdrop-filter:blur(6px);display:grid;grid-template-columns:1fr auto;gap:18px;align-items:center;transition:border-color .2s,transform .2s}
.tl .card:hover{border-color:rgba(30,140,255,.5);transform:translateX(4px)}
.tl .kind{font-size:11px;letter-spacing:.28em;text-transform:uppercase;color:var(--blue-2);font-weight:700}
.tl h3{font-size:22px;font-weight:800;margin:6px 0 8px}
.tl p{color:var(--muted);font-size:14px}
.tl .time{font-family:var(--display);font-weight:700;color:var(--muted);font-size:13px;letter-spacing:.1em}
.avatars{display:flex}
.avatars img{width:46px;height:46px;border-radius:50%;object-fit:cover;border:2px solid var(--navy);margin-left:-10px;background:#fff}
.avatars img:first-child{margin-left:0}
.ws-list{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:14px}
.ws{display:flex;gap:14px;align-items:center;padding:14px;border-radius:14px;background:rgba(255,255,255,.04);border:1px solid var(--line)}
.ws img{width:52px;height:52px;border-radius:50%;object-fit:cover}
.ws b{display:block;font-size:14px}.ws small{color:var(--muted);font-size:12px}

/* speakers */
.tabs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:34px}
.tabs button{padding:10px 16px;border-radius:999px;border:1px solid var(--line);background:transparent;color:var(--muted);font-weight:600;font-size:13px;cursor:pointer;font-family:var(--body)}
.tabs button.on,.tabs button:hover{background:var(--yellow);color:var(--navy);border-color:var(--yellow)}
.sp-group{margin-bottom:46px}
.sp-group h3{font-size:14px;letter-spacing:.26em;text-transform:uppercase;color:var(--blue-2);margin-bottom:18px;display:flex;align-items:center;gap:14px}
.sp-group h3::after{content:"";flex:1;height:1px;background:var(--line)}
.sp-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.sp{position:relative;border-radius:var(--radius);overflow:hidden;background:#0d2252;border:1px solid var(--line);aspect-ratio:4/5;transition:transform .3s,box-shadow .3s}
.sp img{width:100%;height:100%;object-fit:cover;transition:transform .6s;filter:saturate(.9)}
.sp:hover{transform:translateY(-6px);box-shadow:0 30px 60px rgba(0,0,0,.45)}
.sp:hover img{transform:scale(1.06)}
.sp .info{position:absolute;inset:auto 0 0 0;padding:52px 16px 16px;background:linear-gradient(transparent,rgba(3,9,21,.92))}
.sp b{display:block;font-family:var(--display);font-size:16px;font-weight:800;line-height:1.15}
.sp small{display:block;color:var(--muted);font-size:12px;margin-top:4px;line-height:1.35}
.sp .role{position:absolute;top:12px;left:12px;padding:5px 10px;border-radius:999px;background:var(--yellow);color:var(--navy);font-size:10px;font-weight:800;letter-spacing:.14em;text-transform:uppercase}
.sp .role.host{background:var(--blue);color:#fff}
.sp.mono{display:grid;place-items:center}
.sp.mono img{width:60%;height:auto;object-fit:contain;filter:none;margin-bottom:20%}

/* past editions */
.past{background:linear-gradient(180deg,var(--deep),#040c1f)}
.past-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.past-grid .yt{aspect-ratio:16/10}
.past-grid .yt .play i{width:58px;height:58px}
.past-grid .yt .play svg{width:22px;height:22px}
.journey{display:grid;grid-template-columns:1.2fr 1fr;gap:40px;align-items:end;margin-bottom:40px}
.journey .nums{display:flex;gap:28px}
.journey .nums b{display:block;font-family:var(--display);font-size:40px;color:var(--yellow);font-weight:800;line-height:1}
.journey .nums span{font-size:13px;color:var(--muted);font-weight:600}

/* venue */
.venue .wrap{display:grid;grid-template-columns:1fr 1.2fr;gap:48px;align-items:stretch}
.venue .map{position:relative;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);min-height:380px;background:#0d2252;filter:saturate(.7) contrast(1.05)}
.venue iframe{width:100%;height:100%;min-height:380px;border:0;display:block}
.venue .facts{display:grid;gap:14px;margin:26px 0}
.venue .fact{display:flex;gap:14px;align-items:flex-start;padding:16px 18px;border-radius:14px;border:1px solid var(--line);background:rgba(255,255,255,.03)}
.venue .fact svg{width:22px;height:22px;color:var(--yellow);flex:none;margin-top:2px}
.venue .fact b{display:block;font-size:15px}.venue .fact span{color:var(--muted);font-size:14px}

/* partners */
.tier{margin-bottom:40px}
.tier h3{font-size:13px;letter-spacing:.26em;text-transform:uppercase;color:var(--blue-2);margin-bottom:16px}
.logo-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:14px}
.logo-grid a,.logo-grid div{display:flex;align-items:center;justify-content:center;height:96px;background:#fff;border-radius:14px;padding:16px 22px;overflow:hidden;transition:transform .2s,box-shadow .2s}
.logo-grid a:hover{transform:translateY(-3px);box-shadow:0 16px 40px rgba(30,140,255,.25)}
.logo-grid img{display:block;width:100%;height:100%;object-fit:contain}
.logo-grid .org{height:120px}
.logo-grid .text{font-family:var(--display);font-weight:800;color:var(--navy);font-size:20px;letter-spacing:.04em}

/* register */
.register{background:radial-gradient(50% 60% at 80% 20%,rgba(255,230,0,.08),transparent),linear-gradient(180deg,#040c1f,var(--deep))}
.register .wrap{display:grid;grid-template-columns:1fr 1.15fr;gap:56px;align-items:start}
.form{padding:34px;border-radius:24px;border:1px solid var(--line);background:rgba(10,26,63,.7);backdrop-filter:blur(10px);box-shadow:0 40px 100px rgba(0,0,0,.4)}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form label{display:block;font-size:12px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin:16px 0 8px}
.form input,.form select{width:100%;padding:14px 16px;border-radius:12px;border:1px solid var(--line);background:rgba(3,9,21,.5);color:#fff;font:inherit;font-size:15px;outline:none;transition:border-color .2s,box-shadow .2s}
.form input:focus,.form select:focus{border-color:var(--blue);box-shadow:0 0 0 4px rgba(30,140,255,.2)}
.form select option{color:#000}
.seg{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.seg label{margin:0;padding:14px;border:1px solid var(--line);border-radius:12px;text-align:center;cursor:pointer;font-size:14px;letter-spacing:0;text-transform:none;font-weight:600;color:#fff}
.seg input{position:absolute;opacity:0;width:1px;height:1px;pointer-events:none}
.seg input:checked+label{background:rgba(30,140,255,.2);border-color:var(--blue)}
.seg input:focus-visible+label{box-shadow:0 0 0 4px rgba(30,140,255,.35)}
.form fieldset{border:0;padding:0;margin:16px 0 0;min-width:0}
.form legend{font-size:12px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:8px;padding:0}
.form .field{min-width:0}
.field-error{color:#ff8a8a;font-size:13px;margin-top:6px}
.form [aria-invalid="true"]{border-color:#ff8a8a}
.form-status{text-align:center;font-size:14px;color:#ff8a8a;margin-top:12px;min-height:1px}
.consent label{margin:0;text-transform:none;letter-spacing:0;font-size:13px;font-weight:400;color:var(--muted)}
.picks{display:grid;gap:8px}
.pick{display:flex;gap:12px;align-items:flex-start;padding:12px 14px;border:1px solid var(--line);border-radius:12px;background:rgba(3,9,21,.35)}
.pick input{width:auto;margin-top:3px;flex:none}
.pick label{margin:0;text-transform:none;letter-spacing:0;font-size:14px;font-weight:600;color:#fff;cursor:pointer}
.pick:has(input:checked){border-color:var(--blue);background:rgba(30,140,255,.14)}
.hp{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}
.form button:disabled{opacity:.6;cursor:progress}
.reg-done{text-align:center;padding:20px 0;outline:none}
.reg-done h3{font-size:28px;color:var(--yellow);margin-bottom:12px}
.reg-done p{color:var(--muted);margin-top:10px}
.register .wrap.closed{grid-template-columns:1fr}
.faq{background:var(--deep)}
.faq-list{display:grid;gap:12px;margin-top:28px;max-width:820px}
.faq details{border:1px solid var(--line);border-radius:14px;background:rgba(255,255,255,.03);padding:16px 20px}
.faq summary{cursor:pointer;font-weight:700;font-family:var(--display);list-style-position:outside}
.faq details p{color:var(--muted);margin-top:10px;font-size:15px}
.consent{display:flex;gap:12px;align-items:flex-start;margin:20px 0;font-size:13px;color:var(--muted)}
.consent input{width:auto;margin-top:3px}
.consent a{color:var(--blue-2);text-decoration:underline}
.form .btn{width:100%;justify-content:center;margin-top:6px}
.form .note{text-align:center;font-size:12px;color:var(--muted);margin-top:14px}
.reg-copy ul{list-style:none;display:grid;gap:14px;margin-top:26px}
.reg-copy li{display:flex;gap:14px;align-items:flex-start}
.reg-copy li i{flex:none;width:34px;height:34px;border-radius:10px;background:rgba(255,230,0,.14);color:var(--yellow);display:grid;place-items:center;font-style:normal;font-weight:800;font-family:var(--display)}
.reg-copy li b{display:block}.reg-copy li span{color:var(--muted);font-size:14px}

/* footer */
footer{padding:50px 0 30px;border-top:1px solid var(--line);background:var(--ink)}
footer .wrap{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px}
footer p,footer li{color:var(--muted);font-size:14px}
footer ul{list-style:none;display:grid;gap:8px}
footer h3{font-family:var(--display);font-size:12px;letter-spacing:.28em;text-transform:uppercase;color:var(--blue-2);margin-bottom:14px}
footer .bottom{margin-top:40px;padding-top:20px;border-top:1px solid var(--line);display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:12px;color:var(--muted)}

/* reveal */
.rv{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}
.rv.in{opacity:1;transform:none}

/* responsive */
@media (max-width:1024px){
  .hero .wrap{grid-template-columns:1fr}
  .wall{height:420px;margin-top:-20px}
  .wall-inner{inset:-10% -4% -10% -4%;transform:rotateY(-12deg) rotateX(6deg) rotateZ(2deg)}
  .stats .wrap{grid-template-columns:repeat(3,1fr)}
  .sp-grid{grid-template-columns:repeat(3,1fr)}
  .past-grid{grid-template-columns:repeat(2,1fr)}
  .about .wrap,.venue .wrap,.register .wrap,.journey{grid-template-columns:1fr}
  .nav-links{display:none}.burger{display:block}
  footer .wrap{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  section{padding:68px 0}
  .hero{padding-top:100px}
  .hero h1{font-size:clamp(42px,13vw,60px)}
  .countdown{gap:6px}.countdown div{min-width:0;flex:1;padding:12px 4px}.countdown b{font-size:26px}
  .wall{height:330px}.wall-inner{grid-template-columns:repeat(3,1fr);gap:10px}
  .stats .wrap{grid-template-columns:repeat(2,1fr)}
  .stat b{font-size:34px}
  .sp-grid{grid-template-columns:repeat(2,1fr);gap:10px}
  .past-grid{grid-template-columns:1fr}
  .tl{grid-template-columns:40px 1fr;gap:12px}.tl .dot{width:40px;height:40px;font-size:11px}.timeline::before{left:19px}
  .tl .card{grid-template-columns:1fr;padding:20px}
  .ws-list{grid-template-columns:1fr}
  .form{padding:22px}.form .row{grid-template-columns:1fr}
  .nav .btn{display:none}
  footer .wrap{grid-template-columns:1fr}
  .journey .nums{gap:18px}.journey .nums b{font-size:30px}
  .logo-grid{grid-template-columns:repeat(3,1fr);gap:10px}
  .logo-grid a,.logo-grid div{height:74px;padding:10px 12px;border-radius:10px}
  .logo-grid .org{height:88px}
  .logo-grid .text{font-size:14px}
}
@media (prefers-reduced-motion:reduce){
  .wall-track,.marquee-track,.play-teaser .ring::before,.live-badge::before{animation:none}
  .yt img,.yt .play i,.tl .card,.sp,.sp img,.btn,.logo-grid a{transition:none}
  .yt:hover img,.yt:hover .play i,.tl .card:hover,.sp:hover,.sp:hover img,.logo-grid a:hover{transform:none}
  .rv{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}

/* ---- additions for the real build ---- */
sup{font-size:.45em;vertical-align:super}
.hl{color:#fff}
.sec-head.flush{margin-bottom:0}
.foot-brand{margin-bottom:16px}
.load-error{color:var(--muted);padding:24px;border:1px solid var(--line);border-radius:var(--radius)}
:focus-visible{outline:3px solid var(--yellow);outline-offset:3px}

/* hero artwork: the banner sits faded behind the right-hand side */
.hero-art{position:absolute;inset:0;opacity:.2;pointer-events:none;-webkit-mask-image:linear-gradient(90deg,transparent 30%,#000 95%);mask-image:linear-gradient(90deg,transparent 30%,#000 95%)}
.hero-art img{width:100%;height:100%;object-fit:cover}

/* event states */
.live-badge{display:inline-flex;align-items:center;gap:8px;margin-left:6px;padding:5px 12px;border-radius:999px;background:#ff3b3b;color:#fff;font-size:11px;letter-spacing:.14em}
.live-badge::before{content:"";width:8px;height:8px;border-radius:50%;background:#fff;animation:pulse 1.6s infinite}
html:not([data-state="before"]) .countdown{display:none}

/* mobile menu */
@media (max-width:1024px){
  .nav.open{background:rgba(6,17,41,.96)}
  .nav.open .nav-links{display:flex;flex-direction:column;gap:6px;position:absolute;top:74px;left:0;right:0;padding:12px 20px 20px;background:rgba(6,17,41,.96);border-bottom:1px solid var(--line)}
  .nav.open .nav-links a{padding:12px 0}
}

/* lite video tiles (button inside .yt) */
.yt-btn{position:absolute;inset:0;width:100%;height:100%;padding:0;border:0;background:none;color:inherit;font:inherit;text-align:left;cursor:pointer}
.yt-btn img{position:absolute;inset:0}

/* program */
.tl .avatars a{margin-left:-10px;border-radius:50%}
.tl .avatars a:first-child{margin-left:0}
.tl .avatars a img{margin-left:0}
.tl .avatars .more{display:grid;place-items:center;width:46px;height:46px;margin-left:-10px;border-radius:50%;background:var(--blue);color:#fff;font-size:12px;font-weight:700;border:2px solid var(--navy)}
.tl .names{margin-top:8px}
.ws-group{display:grid;gap:4px}
.ws-list{list-style:none}

/* speakers */
.sp picture{display:block;width:100%;height:100%}
.sp .role.chair{background:var(--yellow)}
.sp.mono .tile{width:60%;height:auto;object-fit:contain;filter:none;margin-bottom:20%;background:#fff;border-radius:14px;padding:10px}
.sp.mono .initials{display:grid;place-items:center;width:60%;aspect-ratio:1;margin-bottom:20%;border-radius:50%;background:var(--navy);border:2px solid var(--blue);font-family:var(--display);font-weight:800;font-size:28px;color:var(--yellow)}
.sp-group[hidden]{display:none}

/* past editions */
.journey .nums span{display:block}
.past-grid .yt .cap{font-size:13px}

.venue .map iframe{position:absolute;inset:0;display:block;width:100%;height:100%;border:0}
.yt-btn:focus-visible{outline-offset:-4px}
.yt iframe:focus-visible{outline-offset:-4px}
.skip-link{position:absolute;left:12px;top:-60px;z-index:100;padding:10px 16px;border-radius:8px;background:var(--yellow);color:var(--navy);font-weight:700}
.skip-link:focus{top:12px}
.noscript-note{padding:16px 24px;color:var(--muted)}
.noscript-note a{color:var(--yellow);text-decoration:underline}

/* about the organizer */
.organizer{background:#040c1f}
.org-cols{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.org-card{padding:26px 28px;border-radius:var(--radius);border:1px solid var(--line);background:rgba(10,26,63,.6)}
.org-card h3{font-size:14px;letter-spacing:.26em;text-transform:uppercase;color:var(--blue-2);margin-bottom:16px}
.org-card ul{list-style:none;display:grid;gap:12px}
.org-card li{position:relative;padding-left:22px;color:var(--muted);font-size:15px}
.org-card li::before{content:"";position:absolute;left:0;top:.6em;width:10px;height:2px;background:var(--yellow)}
@media (max-width:1024px){.org-cols{grid-template-columns:1fr}}

/* speaker bio dialog */
.sp-open{position:absolute;inset:0;width:100%;height:100%;border:0;padding:0;background:transparent;cursor:pointer;border-radius:inherit}
.sp-open:focus-visible{outline:3px solid var(--yellow);outline-offset:-3px}
.bio-dlg{width:min(880px,calc(100vw - 32px));max-height:calc(100vh - 48px);margin:auto;padding:0;border:1px solid var(--line);border-radius:var(--radius);background:var(--deep);color:#fff;box-shadow:0 40px 120px rgba(0,0,0,.6)}
.bio-dlg::backdrop{background:rgba(3,9,21,.78)}
.bio-wrap{display:grid;grid-template-columns:320px 1fr;gap:28px;padding:28px}
.bio-photo{display:block}
.bio-photo img{width:100%;height:auto;aspect-ratio:4/5;object-fit:cover;border-radius:14px}
.bio-text h3{font-family:var(--display);font-size:24px;font-weight:800;line-height:1.15;padding-right:36px}
.bio-sub{color:var(--blue-2);font-size:14px;margin:6px 0 16px}
.bio-text p,.bio-text li{color:var(--muted);font-size:15px;line-height:1.6}
.bio-text p+p,.bio-text ul,.bio-text ul+p{margin-top:12px}
.bio-text ul{padding-left:20px}
.bio-close{position:absolute;top:14px;right:14px;width:38px;height:38px;border-radius:50%;border:1px solid var(--line);background:var(--navy);color:#fff;font-size:22px;line-height:1;cursor:pointer}
.bio-close:hover,.bio-close:focus-visible{background:var(--yellow);color:var(--navy)}
@media (max-width:700px){.bio-wrap{grid-template-columns:1fr;padding:22px}.bio-photo{max-width:240px}}