:root{--dh-black:#070707;--dh-ink:#0d0d0d;--dh-white:#f6f5f2;--dh-gray:#9d9d98;--dh-line:#262626}
/* --event-accent is set on <body>; :root cannot see it, so --dh-red must be declared here */
body{--dh-red:var(--event-accent,#F93774)}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--dh-black);color:var(--dh-white);font-family:Arial,Helvetica,sans-serif;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%;filter:grayscale(1)}
a{color:inherit}
.dh-skip{position:fixed;left:16px;top:-80px;z-index:100;background:var(--dh-red);color:#fff;padding:12px 16px}
.dh-skip:focus{top:16px}

.shell-brand img{filter:grayscale(1) brightness(3)}

.dh-hero{display:grid;grid-template-columns:55% 45%;min-height:calc(100vh - 84px);border-bottom:1px solid var(--dh-line)}
.dh-hero-copy{padding:6vw 4vw 4vw;display:flex;flex-direction:column}
.dh-kicker{margin:0 0 4vh;color:var(--dh-red);font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase}
.dh-hero h1{margin:0 -5px auto;font-size:clamp(84px,12.5vw,210px);line-height:.78;font-weight:900;letter-spacing:-.055em}
.dh-hero h1 span{display:block}
.dh-outline{color:transparent;-webkit-text-stroke:2.5px var(--dh-red);text-stroke:2.5px var(--dh-red)}
.dh-hero-meta{display:flex;gap:0;border:1px solid var(--dh-line);margin:5vh 0 4vh}
.dh-hero-meta span{flex:1;padding:16px 18px;font-size:13px;line-height:1.35;border-right:1px solid var(--dh-line)}
.dh-hero-meta span:last-child{border-right:0}
.dh-hero-meta b{display:block;color:var(--dh-gray);font-size:10px;letter-spacing:.14em;text-transform:uppercase;margin-bottom:6px}
.dh-hero-lead{max-width:540px;font-size:clamp(17px,1.6vw,22px);line-height:1.3;color:#d8d8d3;margin:0 0 4vh;letter-spacing:-.01em}
.dh-hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.dh-btn{display:inline-block;text-decoration:none;font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;padding:16px 24px;border:1px solid transparent;transition:background .2s,color .2s,border-color .2s}
.dh-btn--primary{background:var(--dh-red);color:#111}
.dh-btn--primary:hover{background:#fff;color:var(--dh-black)}
.dh-btn--ghost{border-color:#4a4a46;color:var(--dh-white)}
.dh-btn--ghost:hover{border-color:var(--dh-red);color:var(--dh-red)}
.dh-hero-visual{position:relative;overflow:hidden;min-height:640px}
.dh-hero-visual>img{width:100%;height:100%;object-fit:cover;filter:grayscale(1) contrast(1.12)}
.dh-hero-visual>iframe.dh-hero-video{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:max(100%,177.78vh);height:max(100%,56.25vw);border:0;pointer-events:none;filter:grayscale(1) contrast(1.12)}
.dh-hero-visual::after{content:"";position:absolute;inset:0;background:linear-gradient(200deg,rgba(248,55,93,.22),transparent 40%),linear-gradient(0deg,rgba(7,7,7,.75),transparent 45%)}
.dh-hero-tape{position:absolute;z-index:2;left:0;right:0;bottom:0;background:var(--dh-red);color:#fff;font-size:12px;font-weight:700;letter-spacing:.16em;white-space:nowrap;overflow:hidden;padding:12px 0}
.dh-hero-tape span{padding-right:8px}

.dh-marquee{border-bottom:1px solid var(--dh-line);overflow:hidden;padding:14px 0}
.dh-marquee-track{display:flex;white-space:nowrap;font-size:13px;font-weight:700;letter-spacing:.18em;color:var(--dh-gray);animation:dh-scroll 28s linear infinite}
.dh-marquee-track span{min-width:max-content}
@keyframes dh-scroll{to{transform:translateX(-50%)}}

.dh-intro,.dh-program,.dh-companies{padding:110px 32px;border-bottom:1px solid var(--dh-line)}
.dh-section-label{display:flex;gap:16px;align-items:center;color:var(--dh-gray);font-size:12px;font-weight:700;letter-spacing:.12em;text-transform:uppercase}
.dh-section-label span{color:var(--dh-red)}
.dh-intro-grid{display:grid;grid-template-columns:1.15fr 1fr;gap:60px;margin-top:40px}
.dh-intro-grid h2,.dh-section-heading h2,.dh-speakers-copy h2{font-size:clamp(42px,5.6vw,86px);line-height:.95;letter-spacing:-.05em;margin:0;font-weight:800}
.dh-intro-copy p{font-size:19px;line-height:1.45;color:#c9c9c4;margin:0 0 24px;max-width:560px}
.dh-stats{display:grid;grid-template-columns:repeat(3,1fr);margin:80px 0 0;padding:0;border-top:1px solid var(--dh-line)}
.dh-stats div{padding:30px 24px 0;border-right:1px solid var(--dh-line)}
.dh-stats div:last-child{border-right:0}
.dh-stats dt{font-size:clamp(44px,4.6vw,72px);font-weight:900;letter-spacing:-.05em}
.dh-stats dd{margin:8px 0 0;color:var(--dh-gray);font-size:11px;font-weight:700;letter-spacing:.12em;text-transform:uppercase}

.dh-photo-strip{display:grid;grid-template-columns:repeat(3,1fr);border-bottom:1px solid var(--dh-line)}
.dh-photo-strip figure{margin:0;overflow:hidden;border-right:1px solid var(--dh-line)}
.dh-photo-strip figure:last-child{border-right:0}
.dh-photo-strip img{width:100%;height:320px;object-fit:cover;filter:grayscale(1) contrast(1.1);transition:transform .5s ease}
.dh-photo-strip figure:hover img{transform:scale(1.04)}
.dh-prev{padding:110px 7vw;border-bottom:1px solid var(--dh-line)}
.dh-prev-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:0;margin-top:64px;border-top:1px solid var(--dh-line);border-left:1px solid var(--dh-line)}
.dh-prev-card{margin:0;padding:26px 22px 30px;border-right:1px solid var(--dh-line);border-bottom:1px solid var(--dh-line);display:flex;flex-direction:column;gap:18px;transition:background .3s ease}
.dh-prev-card:hover{background:#111}
.dh-prev-card img{width:100%;aspect-ratio:1;object-fit:cover;filter:grayscale(1) contrast(1.1);transition:transform .5s ease}
.dh-prev-card:hover img{transform:scale(1.03)}
.dh-prev-card figcaption{display:flex;flex-direction:column;gap:5px}
.dh-prev-card b{font-size:14px;font-weight:700;line-height:1.25;letter-spacing:.01em}
.dh-prev-card span{font-size:11px;text-transform:uppercase;letter-spacing:.1em;color:#9a9a94}
.dh-partner-badge{display:flex;align-items:center;gap:18px;margin-top:44px}
.dh-partner-badge span{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.14em;color:#9a9a94}
.dh-partner-badge img{height:44px;width:auto;filter:grayscale(1) brightness(0) invert(1)}
@media (max-width:1000px){.dh-prev-grid{grid-template-columns:repeat(3,1fr)}}
@media (max-width:640px){.dh-prev{padding:70px 5vw}.dh-prev-grid{grid-template-columns:repeat(2,1fr)}.dh-partner-badge img{height:36px}}

.dh-section-heading{display:flex;justify-content:space-between;align-items:end;gap:40px;margin-bottom:60px;flex-wrap:wrap}
.dh-section-heading .dh-section-label{margin-bottom:26px}
.dh-program-grid{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--dh-line);border-left:1px solid var(--dh-line)}
.dh-program-card{display:flex;flex-direction:column;min-height:280px;padding:26px;border-right:1px solid var(--dh-line);border-bottom:1px solid var(--dh-line);text-decoration:none;transition:background .2s}
.dh-program-card:hover{background:#111;border-color:var(--dh-red)}
.dh-program-index{color:var(--dh-red);font-size:11px;font-weight:700;letter-spacing:.16em}
.dh-program-card h3{font-size:26px;letter-spacing:-.03em;margin:22px 0 10px}
.dh-program-card p{color:var(--dh-gray);font-size:14px;line-height:1.5;margin:0 0 auto}
.dh-program-cta{margin-top:26px;font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase}
.dh-program-cta b{color:var(--dh-red);font-size:15px}

.dh-speakers{display:grid;grid-template-columns:45% 55%;border-bottom:1px solid var(--dh-line)}
.dh-speakers-media{overflow:hidden;min-height:520px}
.dh-speakers-media img{width:100%;height:100%;object-fit:cover;filter:grayscale(1) contrast(1.12);transition:transform .5s ease}
.dh-speakers:hover .dh-speakers-media img{transform:scale(1.03)}
.dh-speakers-copy{padding:90px 4vw;display:flex;flex-direction:column;justify-content:center}
.dh-speakers-copy .dh-section-label{margin-bottom:30px}
.dh-speakers-copy p{color:#c9c9c4;font-size:18px;line-height:1.45;max-width:540px;margin:32px 0 40px}
.dh-speakers-actions{display:flex;gap:12px;flex-wrap:wrap}

.dh-companies-copy{max-width:640px;color:#c9c9c4;font-size:19px;line-height:1.45;margin:0 0 40px}
.dh-companies-actions{display:flex;gap:12px;flex-wrap:wrap}

.dh-final{background:var(--dh-red);color:#fff;padding:80px 32px 40px;min-height:520px;display:flex;flex-direction:column;justify-content:space-between}
.dh-final p{margin:0;font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase}
.dh-final a{font-size:clamp(72px,13vw,220px);line-height:.8;font-weight:900;letter-spacing:-.06em;text-decoration:none;color:#fff}
.dh-final a span{font-size:.4em}
.dh-final a:hover{text-decoration:underline;text-underline-offset:12px}

.dh-footer{padding:44px 32px;display:grid;grid-template-columns:1fr auto 1fr;align-items:end;gap:26px}
.dh-footer-logo img{width:70px;filter:grayscale(1) brightness(3)}
.dh-footer-links{display:flex;gap:24px;flex-wrap:wrap}
.dh-footer a,.dh-footer p{font-size:11px;letter-spacing:.1em;text-transform:uppercase;text-decoration:none}
.dh-footer a:hover{color:var(--dh-red)}
.dh-footer p{margin:0;color:var(--dh-gray);justify-self:end}

@media(max-width:1000px){
  .dh-hero{grid-template-columns:1fr}
  .dh-hero-copy{padding:60px 20px 36px}
  .dh-hero h1{font-size:clamp(72px,22vw,150px)}
  .dh-hero-visual{min-height:60vh}
  .dh-intro,.dh-program,.dh-companies{padding:80px 20px}
  .dh-intro-grid{grid-template-columns:1fr;gap:36px}
  .dh-stats{grid-template-columns:1fr;border-top:0}
  .dh-stats div{border-right:0;border-top:1px solid var(--dh-line)}
  .dh-photo-strip{grid-template-columns:1fr 1fr}
  .dh-photo-strip figure:last-child{display:none}
  .dh-program-grid{grid-template-columns:1fr 1fr}
  .dh-speakers{grid-template-columns:1fr}
  .dh-speakers-media{min-height:46vh}
  .dh-speakers-copy{padding:70px 20px}
  .dh-final{min-height:400px;padding:60px 20px 30px}
  .dh-footer{grid-template-columns:1fr}
  .dh-footer p{justify-self:start}
}
@media(max-width:560px){
  .dh-hero-meta{flex-direction:column}
  .dh-hero-meta span{border-right:0;border-bottom:1px solid var(--dh-line)}
  .dh-hero-meta span:last-child{border-bottom:0}
  .dh-program-grid,.dh-photo-strip{grid-template-columns:1fr}
  .dh-photo-strip figure:nth-child(2){display:none}
  .dh-intro-grid h2,.dh-section-heading h2,.dh-speakers-copy h2{font-size:40px}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.dh-marquee-track{animation:none}.dh-photo-strip img,.dh-speakers-media img{transition:none}}
