:root {
  color-scheme: light;
  --ink: #171717;
  --muted: #67625d;
  --paper: #f7f3eb;
  --white: #ffffff;
  --acid: #d6ff32;
  --blue: #1573ff;
  --red: #f24b3d;
  --line: rgba(23, 23, 23, 0.13);
  --shadow: 0 22px 70px rgba(0, 0, 0, 0.18);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--paper);
}

body.video-open {
  overflow: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  display: block;
  max-width: 100%;
}

.site-header {
  position: fixed;
  z-index: 10;
  top: 16px;
  left: 50%;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  width: min(1120px, calc(100% - 32px));
  min-height: 58px;
  padding: 8px;
  color: var(--white);
  background: rgba(18, 18, 18, 0.42);
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 999px;
  backdrop-filter: blur(18px);
  transform: translateX(-50%);
  transition: background 180ms ease, color 180ms ease, border-color 180ms ease;
}

.site-header.is-scrolled {
  color: var(--ink);
  background: rgba(247, 243, 235, 0.92);
  border-color: rgba(23, 23, 23, 0.12);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding-left: 8px;
  font-weight: 850;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  color: #101010;
  background: var(--acid);
  border-radius: 50%;
  font-size: 0.8rem;
  letter-spacing: 0;
}

.brand-name {
  white-space: nowrap;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 4px;
}

.site-nav a,
.nav-cta {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  font-size: 0.92rem;
  font-weight: 750;
}

.site-nav a {
  padding: 0 14px;
}

.site-nav a:hover {
  background: rgba(255, 255, 255, 0.15);
}

.site-header.is-scrolled .site-nav a:hover {
  background: rgba(23, 23, 23, 0.08);
}

.nav-cta {
  justify-self: end;
  padding: 0 18px;
  color: #101010;
  background: var(--acid);
}

.hero {
  position: relative;
  min-height: 92vh;
  display: grid;
  align-items: end;
  overflow: hidden;
  color: var(--white);
  background: #101010;
}

.hero-media,
.hero-overlay {
  position: absolute;
  inset: 0;
}

.hero-media img,
.hero-media iframe {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 100%;
  height: 100%;
  transform: translate(-50%, -50%);
}

.hero-media img {
  z-index: 0;
  object-fit: cover;
  filter: saturate(1.1) contrast(1.04);
}

.hero-media iframe {
  z-index: 1;
  width: 177.78vh;
  min-width: 100%;
  height: 56.25vw;
  min-height: 100%;
  border: 0;
  pointer-events: none;
}

.hero-overlay {
  background:
    linear-gradient(90deg, rgba(0, 0, 0, 0.82), rgba(0, 0, 0, 0.42) 45%, rgba(0, 0, 0, 0.2)),
    linear-gradient(0deg, rgba(0, 0, 0, 0.72), transparent 45%);
}

.hero-content {
  position: relative;
  z-index: 1;
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 170px 0 168px;
}

.eyebrow,
.section-label {
  margin: 0;
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.eyebrow {
  color: var(--acid);
}

.hero h1 {
  max-width: 850px;
  margin: 18px 0;
  font-size: clamp(4rem, 11vw, 9.5rem);
  line-height: 0.88;
  letter-spacing: 0;
}

.hero-copy {
  max-width: 650px;
  margin: 0;
  font-size: clamp(1.1rem, 2vw, 1.45rem);
  line-height: 1.45;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 20px;
  border: 0;
  border-radius: 999px;
  font: inherit;
  font-weight: 850;
  cursor: pointer;
}

.button.primary {
  color: #101010;
  background: var(--acid);
}

.button.secondary {
  color: var(--white);
  background: rgba(255, 255, 255, 0.16);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.button.dark {
  background: var(--ink);
  color: var(--white);
}

.hero-strip {
  position: absolute;
  z-index: 2;
  left: 50%;
  bottom: 0;
  width: min(1120px, calc(100% - 32px));
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  background: var(--acid);
  color: #101010;
  transform: translateX(-50%);
}

.hero-strip div {
  min-height: 92px;
  padding: 18px 22px;
  border-right: 1px solid rgba(16, 16, 16, 0.18);
}

.hero-strip div:last-child {
  border-right: 0;
}

.hero-strip span {
  display: block;
  margin-bottom: 8px;
  color: rgba(16, 16, 16, 0.62);
  font-size: 0.78rem;
  font-weight: 850;
  text-transform: uppercase;
}

.hero-strip strong {
  font-size: clamp(1rem, 2vw, 1.25rem);
}

.section {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 96px 0;
  border-bottom: 1px solid var(--line);
}

.section-label {
  color: var(--blue);
}

.intro {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 48px;
}

.intro h2,
.section-heading h2,
.contact h2 {
  margin: 0;
  font-size: clamp(2.2rem, 5vw, 4.6rem);
  line-height: 0.98;
  letter-spacing: 0;
}

.intro p,
.section-heading p,
.contact p {
  max-width: 720px;
  margin: 22px 0 0;
  color: var(--muted);
  font-size: 1.1rem;
  line-height: 1.7;
}

.program {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 48px;
}

.section-heading {
  grid-column: 2;
}

.timeline {
  grid-column: 2;
  margin-top: 16px;
  border-top: 2px solid var(--ink);
}

.timeline-item {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 28px;
  padding: 26px 0;
  border-bottom: 1px solid var(--line);
}

.timeline-item time {
  color: var(--red);
  font-size: 1.45rem;
  font-weight: 900;
}

.timeline-item h3 {
  margin: 0 0 8px;
  font-size: 1.35rem;
}

.timeline-item p,
.exhibitor-grid p {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

.exhibitors {
  width: 100%;
  padding-right: max(16px, calc((100vw - 1120px) / 2));
  padding-left: max(16px, calc((100vw - 1120px) / 2));
  color: var(--white);
  background: #171717;
  border-bottom: 0;
}

.exhibitors .section-label {
  color: var(--acid);
}

.exhibitors .section-heading {
  width: min(900px, 100%);
}

.exhibitors .section-heading p,
.exhibitor-grid p {
  color: rgba(255, 255, 255, 0.68);
}

.exhibitor-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin-top: 42px;
  background: rgba(255, 255, 255, 0.2);
}

.exhibitor-grid article {
  min-height: 280px;
  padding: 28px;
  background: #171717;
}

.exhibitor-grid span {
  color: var(--acid);
  font-weight: 900;
}

.exhibitor-grid h3 {
  margin: 64px 0 14px;
  font-size: 1.55rem;
}

.exhibitor-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-top: 42px;
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
}

.exhibitor-cta p {
  margin: 0;
  font-size: clamp(1.4rem, 3vw, 2.4rem);
  font-weight: 900;
}

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 56px;
  align-items: start;
}

.contact-panel {
  display: grid;
  gap: 14px;
  padding: 28px;
  color: var(--white);
  background: var(--blue);
  box-shadow: var(--shadow);
}

.contact-panel a,
.contact-panel span {
  min-height: 52px;
  display: flex;
  align-items: center;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.25);
  font-size: 1.05rem;
  font-weight: 850;
  overflow-wrap: anywhere;
}

.contact-panel span {
  border-bottom: 0;
}

.site-footer {
  width: min(1120px, calc(100% - 32px));
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin: 0 auto;
  padding: 28px 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.video-dialog {
  width: min(980px, calc(100% - 32px));
  padding: 0;
  border: 0;
  background: #000;
  box-shadow: var(--shadow);
}

.video-dialog::backdrop {
  background: rgba(0, 0, 0, 0.78);
}

.video-close {
  position: absolute;
  z-index: 2;
  top: -46px;
  right: 0;
  width: 38px;
  height: 38px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 50%;
  color: var(--white);
  background: rgba(255, 255, 255, 0.12);
  font-size: 1.7rem;
  cursor: pointer;
}

.video-frame {
  aspect-ratio: 16 / 9;
}

.video-frame iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

@media (max-width: 820px) {
  .site-header {
    grid-template-columns: 1fr auto;
    width: min(100% - 20px, 620px);
    top: 10px;
    border-radius: 28px;
  }

  .brand-name,
  .nav-cta {
    display: none;
  }

  .site-nav {
    justify-self: end;
  }

  .site-nav a {
    padding: 0 9px;
    font-size: 0.82rem;
  }

  .hero {
    min-height: 88vh;
  }

  .hero-content {
    padding: 130px 0 190px;
  }

  .hero h1 {
    font-size: clamp(3.4rem, 18vw, 6.4rem);
  }

  .hero-strip {
    grid-template-columns: 1fr;
  }

  .hero-strip div {
    min-height: auto;
    padding: 12px 16px;
    border-right: 0;
    border-bottom: 1px solid rgba(16, 16, 16, 0.18);
  }

  .section,
  .intro,
  .program {
    padding: 68px 0;
  }

  .intro,
  .program,
  .contact-layout {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .section-heading,
  .timeline {
    grid-column: auto;
  }

  .timeline-item {
    grid-template-columns: 82px 1fr;
    gap: 16px;
  }

  .exhibitor-grid {
    grid-template-columns: 1fr;
  }

  .exhibitor-grid article {
    min-height: 220px;
  }

  .exhibitor-grid h3 {
    margin-top: 42px;
  }

  .exhibitor-cta {
    display: grid;
  }
}

@media (max-width: 480px) {
  .site-nav a {
    min-height: 36px;
    padding: 0 7px;
  }

  .brand-mark {
    width: 38px;
    height: 38px;
  }

  .hero-actions {
    display: grid;
  }

  .button {
    width: 100%;
  }

  .timeline-item {
    grid-template-columns: 1fr;
  }

  .contact-panel {
    padding: 22px;
  }
}