:root {
  --blue-950: #06193d;
  --blue-900: #0a2b67;
  --blue-800: #0e3f8f;
  --blue-700: #1555b7;
  --red-600: #d91f35;
  --red-700: #b9162a;
  --teal-600: #0f9f9a;
  --green-600: #16945f;
  --amber-500: #d89118;
  --purple-600: #7547d8;
  --cyan-600: #1287b8;
  --ink: #111827;
  --muted: #5b6577;
  --line: #dbe2ec;
  --soft: #f5f8fc;
  --paper: #ffffff;
  --shadow: 0 18px 48px rgba(8, 27, 63, 0.12);
  --radius: 8px;
  --max: 1180px;
  --nav-height: 78px;
  color-scheme: light;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}

body.nav-open {
  overflow: hidden;
}

img,
svg {
  display: block;
}

img {
  max-width: 100%;
}

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

button,
input,
select {
  font: inherit;
}

button {
  cursor: pointer;
}

svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

.skip-link,
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}

.skip-link:focus {
  left: 16px;
  top: 16px;
  z-index: 1000;
  width: auto;
  height: auto;
  padding: 10px 14px;
  clip: auto;
  background: var(--red-600);
  color: white;
  border-radius: var(--radius);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-height);
  background: rgba(255, 255, 255, 0.92);
  border-bottom: 1px solid rgba(219, 226, 236, 0.85);
  backdrop-filter: blur(16px);
  transition: box-shadow 180ms ease, background 180ms ease;
}

.site-header.scrolled {
  box-shadow: 0 12px 35px rgba(6, 25, 61, 0.12);
}

.nav-shell {
  width: min(100% - 32px, var(--max));
  height: 100%;
  margin: 0 auto;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 24px;
  align-items: center;
}

.brand {
  display: inline-flex;
  align-items: center;
  min-width: 0;
  gap: 12px;
}

.brand-mark {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  background: var(--blue-900);
  color: white;
  border-radius: var(--radius);
  font-family: Outfit, Inter, sans-serif;
  font-weight: 800;
}

.brand-copy {
  min-width: 0;
  display: grid;
  line-height: 1.12;
}

.brand-copy strong {
  color: var(--blue-900);
  font-family: Outfit, Inter, sans-serif;
  font-size: 16px;
}

.brand-copy strong span,
.footer h2 span {
  color: var(--red-600);
}

.brand-copy small {
  max-width: 270px;
  color: var(--muted);
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
}

.nav-links {
  justify-self: end;
  display: flex;
  align-items: center;
  gap: 20px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

.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(--red-600);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 180ms ease;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--blue-900);
}

.nav-links a:hover::after,
.nav-links a:focus-visible::after {
  transform: scaleX(1);
}

.nav-cta,
.button {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 12px 18px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  font-weight: 800;
  line-height: 1.1;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease, color 180ms ease, border-color 180ms ease;
}

.nav-cta {
  background: var(--red-600);
  color: white;
  box-shadow: 0 10px 25px rgba(217, 31, 53, 0.25);
}

.nav-cta:hover,
.button:hover {
  transform: translateY(-2px);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: white;
  color: var(--blue-900);
  align-items: center;
  justify-content: center;
  gap: 4px;
  flex-direction: column;
}

.nav-toggle span {
  width: 18px;
  height: 2px;
  background: currentColor;
  transition: transform 180ms ease, opacity 180ms ease;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.hero {
  position: relative;
  min-height: calc(92svh - var(--nav-height));
  overflow: hidden;
  display: grid;
  align-items: center;
  padding: 74px 0 132px;
}

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

.hero-bg {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.98) 0%, rgba(255, 255, 255, 0.93) 38%, rgba(255, 255, 255, 0.46) 70%, rgba(6, 25, 61, 0.18) 100%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.18), rgba(255, 255, 255, 0.92));
}

.hero-inner {
  position: relative;
  z-index: 2;
  width: min(100% - 32px, var(--max));
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 48px;
  align-items: center;
}

.eyebrow,
.section-label,
.panel-kicker {
  margin: 0 0 14px;
  color: var(--red-600);
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0;
  color: var(--blue-900);
  font-family: Outfit, Inter, sans-serif;
  font-size: 94px;
  line-height: 0.92;
  font-weight: 800;
}

.hero h1 span {
  color: var(--red-600);
}

.lead {
  max-width: 620px;
  margin: 18px 0 8px;
  color: var(--blue-950);
  font-family: Outfit, Inter, sans-serif;
  font-size: 28px;
  line-height: 1.15;
  font-weight: 700;
}

.quote {
  max-width: 680px;
  margin: 0;
  color: var(--muted);
  font-size: 20px;
  font-style: italic;
  font-weight: 600;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.primary {
  background: var(--blue-900);
  color: white;
  box-shadow: 0 14px 34px rgba(10, 43, 103, 0.24);
}

.primary:hover {
  background: var(--blue-800);
}

.ghost {
  background: white;
  color: var(--blue-900);
  border-color: var(--line);
}

.outline {
  background: rgba(255, 255, 255, 0.78);
  color: var(--red-600);
  border-color: rgba(217, 31, 53, 0.28);
}

.light {
  background: white;
  color: var(--blue-900);
  box-shadow: none;
}

.event-panel {
  position: relative;
  padding: 30px;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
}

.event-panel::before {
  content: "";
  position: absolute;
  inset: 10px auto 10px 0;
  width: 4px;
  background: linear-gradient(var(--red-600), var(--teal-600));
  border-radius: 0 4px 4px 0;
}

.date-stack {
  display: grid;
  gap: 4px;
  color: var(--blue-900);
  font-family: Outfit, Inter, sans-serif;
  font-size: 34px;
  line-height: 1;
  font-weight: 800;
}

.date-stack strong {
  color: var(--red-600);
  font-size: 24px;
}

.event-facts {
  display: grid;
  gap: 12px;
  margin: 26px 0 0;
}

.event-facts div {
  display: grid;
  grid-template-columns: 94px 1fr;
  gap: 12px;
  align-items: baseline;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

.event-facts dt {
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.event-facts dd {
  margin: 0;
  color: var(--ink);
  font-weight: 800;
}

.marquee {
  position: absolute;
  left: 0;
  right: 0;
  z-index: 3;
  overflow: hidden;
  background: var(--blue-900);
  color: white;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.hero-marquee {
  top: 0;
}

.mid-marquee {
  position: relative;
  background: var(--red-600);
}

.marquee-track {
  display: flex;
  width: max-content;
  gap: 34px;
  align-items: center;
  min-height: 42px;
  animation: marquee-left 28s linear infinite;
  will-change: transform;
}

.marquee-track span {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  white-space: nowrap;
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
}

.marquee-track span::after {
  content: "";
  width: 6px;
  height: 6px;
  margin-left: 34px;
  border-radius: 999px;
  background: currentColor;
  opacity: 0.55;
}

@keyframes marquee-left {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%);
  }
}

.countdown-strip {
  position: absolute;
  left: 50%;
  bottom: 24px;
  z-index: 4;
  width: min(100% - 32px, var(--max));
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.6);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.86);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
  transform: translateX(-50%);
}

.countdown-item {
  min-height: 96px;
  display: grid;
  place-items: center;
  gap: 0;
  border-right: 1px solid var(--line);
  text-align: center;
}

.countdown-item:last-child {
  border-right: 0;
}

.countdown-item strong {
  color: var(--blue-900);
  font-family: Outfit, Inter, sans-serif;
  font-size: 44px;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.countdown-item span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.stats-band {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  background: var(--blue-950);
  color: white;
}

.stat {
  min-height: 128px;
  display: grid;
  place-items: center;
  align-content: center;
  gap: 4px;
  padding: 20px 12px;
  border-right: 1px solid rgba(255, 255, 255, 0.12);
  text-align: center;
}

.stat:last-child {
  border-right: 0;
}

.stat strong {
  font-family: Outfit, Inter, sans-serif;
  font-size: 38px;
  line-height: 1;
}

.stat span {
  color: #bdd7ff;
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.section {
  width: min(100% - 32px, var(--max));
  margin: 0 auto;
  padding: 96px 0;
}

.about-section {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(340px, 0.95fr);
  gap: 64px;
  align-items: center;
}

.section-copy h2,
.section-heading h2,
.program-intro h2,
.expo-copy h2,
.register-copy h2,
.newsletter-block h2,
.venue-block h2 {
  margin: 0;
  color: var(--blue-900);
  font-family: Outfit, Inter, sans-serif;
  font-size: 46px;
  line-height: 1.06;
  font-weight: 800;
}

.section-copy p,
.section-heading p,
.program-intro p,
.expo-copy p,
.register-copy p,
.newsletter-block p,
.venue-block p {
  color: var(--muted);
  font-size: 17px;
}

.section-copy p {
  max-width: 680px;
}

.section-copy strong {
  color: var(--ink);
}

.feature-grid,
.poster-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.mini-card,
.experience-card,
.leader,
.quote-card,
.faq-list details,
.sponsor-tier {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: white;
  box-shadow: 0 14px 28px rgba(8, 27, 63, 0.06);
}

.mini-card {
  min-height: 168px;
  padding: 22px;
}

.mini-icon,
.card-icon {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  margin-bottom: 18px;
  border-radius: var(--radius);
  background: #eaf2ff;
  color: var(--blue-900);
}

.mini-card h3,
.experience-card h3,
.leader h3,
.speaker-card h3 {
  margin: 0 0 8px;
  color: var(--blue-900);
  font-size: 19px;
  line-height: 1.18;
}

.mini-card p,
.experience-card p,
.leader p,
.speaker-card p {
  margin: 0;
  color: var(--muted);
}

.experience-section,
.testimonial-section,
.faq-section {
  background: var(--soft);
}

.experience-section {
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 96px max(16px, calc((100% - var(--max)) / 2));
}

.section-heading {
  max-width: 760px;
  margin: 0 auto 48px;
  text-align: center;
}

.experience-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.experience-card {
  min-height: 248px;
  padding: 28px;
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.experience-card:hover,
.speaker-card:hover,
.mini-card:hover,
.leader:hover {
  transform: translateY(-4px);
  border-color: rgba(21, 85, 183, 0.38);
  box-shadow: 0 22px 45px rgba(8, 27, 63, 0.1);
}

.speakers-section {
  padding-bottom: 80px;
}

.speaker-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.speaker-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: white;
  box-shadow: 0 14px 28px rgba(8, 27, 63, 0.06);
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.speaker-card img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  transition: transform 480ms ease;
}

.speaker-card:hover img {
  transform: scale(1.04);
}

.speaker-card div {
  padding: 18px;
}

.speaker-card strong {
  display: block;
  margin-top: 12px;
  color: var(--red-600);
  font-size: 12px;
  text-transform: uppercase;
}

.speaker-card button {
  margin-top: 14px;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--blue-900);
  font-weight: 800;
}

.program-section {
  display: grid;
  grid-template-columns: 0.7fr 1.3fr;
  gap: 52px;
  align-items: start;
}

.program-intro {
  position: sticky;
  top: calc(var(--nav-height) + 24px);
}

.program-shell {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: white;
  box-shadow: var(--shadow);
}

.tabs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  background: var(--soft);
}

.tab {
  min-height: 62px;
  border: 0;
  border-bottom: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  font-weight: 800;
}

.tab:first-child {
  border-right: 1px solid var(--line);
}

.tab.active {
  background: var(--blue-900);
  color: white;
}

.schedule {
  display: none;
}

.schedule.active {
  display: block;
}

.schedule-item {
  display: grid;
  grid-template-columns: 86px 1fr;
  gap: 20px;
  padding: 24px;
  border-bottom: 1px solid var(--line);
}

.schedule-item:last-child {
  border-bottom: 0;
}

.schedule-item time {
  color: var(--blue-900);
  font-family: Outfit, Inter, sans-serif;
  font-size: 26px;
  font-weight: 800;
  line-height: 1;
}

.schedule-item h3 {
  margin: 8px 0 4px;
  color: var(--ink);
  font-size: 20px;
  line-height: 1.25;
}

.schedule-item p {
  margin: 0;
  color: var(--muted);
}

.tag {
  display: inline-flex;
  color: var(--blue-900);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.tag.red {
  color: var(--red-600);
}

.tag.blue {
  color: var(--blue-700);
}

.tag.green {
  color: var(--green-600);
}

.tag.amber {
  color: var(--amber-500);
}

.tag.purple {
  color: var(--purple-600);
}

.tag.cyan {
  color: var(--cyan-600);
}

.expo-section {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: 56px;
  align-items: center;
  padding: 96px max(16px, calc((100% - var(--max)) / 2));
  background: var(--blue-950);
  color: white;
}

.expo-copy h2,
.expo-copy p,
.expo-copy .section-label {
  color: white;
}

.expo-copy .section-label {
  color: #ffb6c0;
}

.expo-copy p {
  max-width: 620px;
  color: #dce9ff;
}

.expo-media {
  position: relative;
}

.expo-media img {
  width: 100%;
  aspect-ratio: 16 / 12;
  object-fit: cover;
  border-radius: var(--radius);
}

.expo-media span {
  position: absolute;
  left: 16px;
  bottom: 16px;
  padding: 10px 14px;
  border-radius: var(--radius);
  background: white;
  color: var(--blue-900);
  font-weight: 800;
}

.check-list {
  display: grid;
  gap: 10px;
  margin: 28px 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 28px;
  color: #f2f7ff;
  font-weight: 700;
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 14px;
  height: 8px;
  border-left: 3px solid var(--teal-600);
  border-bottom: 3px solid var(--teal-600);
  transform: rotate(-45deg);
}

.posters-section .section-heading {
  max-width: 820px;
}

.posters-section .button {
  margin-top: 18px;
}

.poster-grid {
  margin-top: 38px;
}

.leadership-section {
  padding-top: 32px;
}

.leadership-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.leader {
  min-height: 122px;
  padding: 22px;
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.leader p {
  color: var(--red-600);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.sponsor-section {
  padding: 96px max(16px, calc((100% - var(--max)) / 2));
  background: var(--soft);
}

.sponsor-tiers {
  display: grid;
  gap: 18px;
}

.sponsor-tier {
  padding: 24px;
}

.sponsor-tier h3 {
  margin: 0 0 16px;
  color: var(--blue-900);
  font-size: 18px;
}

.logo-grid {
  display: grid;
  gap: 12px;
}

.logo-grid.one {
  grid-template-columns: minmax(180px, 280px);
}

.logo-grid.three,
.logo-grid.five,
.logo-grid.six,
.logo-grid.eight {
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
}

.logo-grid span {
  min-height: 82px;
  display: grid;
  place-items: center;
  border: 1px dashed #b9c5d6;
  border-radius: var(--radius);
  background: #fbfdff;
  color: #8995a8;
  font-weight: 800;
}

.gallery-section {
  padding-bottom: 96px;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  grid-auto-rows: 190px;
  gap: 12px;
}

.gallery-grid img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius);
}

.gallery-grid .wide {
  grid-column: span 2;
}

.gallery-grid .tall {
  grid-row: span 2;
}

.testimonial-section {
  padding: 96px max(16px, calc((100% - var(--max)) / 2));
}

.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.quote-card {
  margin: 0;
  padding: 28px;
}

.quote-card::before {
  content: '"';
  display: block;
  color: var(--red-600);
  font-family: Outfit, Inter, sans-serif;
  font-size: 48px;
  line-height: 0.8;
  font-weight: 800;
}

.quote-card blockquote {
  margin: 12px 0 22px;
  color: var(--ink);
}

.quote-card figcaption {
  color: var(--blue-900);
  font-weight: 800;
}

.faq-section {
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 96px max(16px, calc((100% - 840px) / 2));
}

.faq-list {
  display: grid;
  gap: 12px;
}

.faq-list details {
  padding: 0;
  overflow: hidden;
}

.faq-list summary {
  min-height: 66px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 20px 24px;
  color: var(--ink);
  font-weight: 800;
  cursor: pointer;
  list-style: none;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::after {
  content: "+";
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  border-radius: 999px;
  background: #eef4ff;
  color: var(--red-600);
  font-size: 22px;
  line-height: 1;
  transition: transform 180ms ease;
}

.faq-list details[open] summary::after {
  transform: rotate(45deg);
}

.faq-list details p {
  margin: 0;
  padding: 0 24px 22px;
  color: var(--muted);
}

.register-section {
  padding: 96px max(16px, calc((100% - var(--max)) / 2));
  background:
    linear-gradient(135deg, rgba(217, 31, 53, 0.9), rgba(217, 31, 53, 0) 34%),
    var(--blue-900);
  color: white;
}

.register-inner {
  display: grid;
  grid-template-columns: 0.75fr 1.25fr;
  gap: 48px;
  align-items: start;
}

.register-copy {
  position: sticky;
  top: calc(var(--nav-height) + 24px);
}

.register-copy h2,
.register-copy p,
.register-copy .section-label {
  color: white;
}

.register-copy p {
  color: #dce9ff;
}

.register-highlights {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}

.register-highlights span {
  padding: 8px 11px;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.08);
  font-size: 13px;
  font-weight: 800;
}

.registration-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  padding: 24px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(12px);
}

.registration-form label,
.newsletter-form {
  display: grid;
  gap: 7px;
}

.registration-form label span {
  color: #dce9ff;
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.registration-form input,
.registration-form select,
.newsletter-form input {
  width: 100%;
  min-height: 48px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.12);
  color: white;
  padding: 12px 14px;
  outline: 0;
}

.registration-form select option {
  color: var(--ink);
}

.registration-form input:focus,
.registration-form select:focus,
.newsletter-form input:focus {
  border-color: #ffffff;
  box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.18);
}

.registration-form .submit,
.registration-form .form-message {
  grid-column: 1 / -1;
}

.submit {
  background: var(--red-600);
  color: white;
  border: 0;
}

.form-message {
  min-height: 22px;
  margin: 0;
  color: #d7fff3;
  font-weight: 700;
}

.location-section {
  width: min(100% - 32px, var(--max));
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(0, 1.12fr);
  gap: 48px;
  padding: 96px 0;
}

.newsletter-form {
  grid-template-columns: 1fr auto;
  gap: 10px;
  margin-top: 22px;
}

.newsletter-form input {
  background: white;
  color: var(--ink);
  border-color: var(--line);
}

.newsletter-form button {
  min-height: 48px;
  padding: 0 18px;
  border: 0;
  border-radius: var(--radius);
  background: var(--blue-900);
  color: white;
  font-weight: 800;
}

.newsletter-form .form-message {
  grid-column: 1 / -1;
  color: var(--green-600);
}

.venue-block iframe {
  width: 100%;
  border: 0;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.footer {
  background: var(--blue-950);
  color: white;
}

.footer-inner,
.footer-bottom {
  width: min(100% - 32px, var(--max));
  margin: 0 auto;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.6fr 0.7fr 0.7fr;
  gap: 48px;
  padding: 68px 0 46px;
}

.footer h2 {
  margin: 0 0 18px;
  font-family: Outfit, Inter, sans-serif;
  font-size: 28px;
}

.footer h3 {
  margin: 0 0 18px;
  font-size: 13px;
  text-transform: uppercase;
}

.footer p,
.footer li,
.footer a,
.footer-bottom {
  color: #c7daf7;
}

.footer p {
  max-width: 460px;
}

.footer ul {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.socials {
  display: flex;
  gap: 10px;
}

.socials a {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.1);
  color: white;
  font-size: 12px;
  font-weight: 800;
  transition: background 180ms ease;
}

.socials a:hover {
  background: var(--red-600);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 24px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 12px;
  font-weight: 700;
}

.footer-bottom nav {
  display: flex;
  gap: 20px;
}

.whatsapp {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 90;
  width: 56px;
  height: 56px;
  display: grid;
  place-items: center;
  border-radius: 999px;
  background: #25d366;
  color: white;
  box-shadow: 0 16px 34px rgba(13, 90, 42, 0.35);
  font-weight: 900;
}

.toast {
  position: fixed;
  left: 50%;
  bottom: 24px;
  z-index: 120;
  max-width: min(420px, calc(100% - 32px));
  padding: 14px 18px;
  border-radius: var(--radius);
  background: var(--blue-950);
  color: white;
  box-shadow: var(--shadow);
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, 14px);
  transition: opacity 180ms ease, transform 180ms ease;
}

.toast.show {
  opacity: 1;
  transform: translate(-50%, 0);
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 600ms ease, transform 600ms ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

:focus-visible {
  outline: 3px solid rgba(217, 31, 53, 0.65);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 1ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 1ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 1080px) {
  .hero-inner,
  .about-section,
  .program-section,
  .expo-section,
  .register-inner,
  .location-section {
    grid-template-columns: 1fr;
  }

  .event-panel,
  .program-intro,
  .register-copy {
    position: static;
  }

  .hero h1 {
    font-size: 76px;
  }

  .experience-grid,
  .leadership-grid,
  .testimonial-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .speaker-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .stats-band {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .stat {
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  }
}

@media (max-width: 840px) {
  .site-header {
    height: 72px;
  }

  .nav-shell {
    grid-template-columns: auto auto auto;
  }

  .brand-copy small {
    display: none;
  }

  .nav-toggle {
    display: inline-flex;
    justify-self: end;
  }

  .nav-links {
    position: fixed;
    inset: 72px 0 auto 0;
    display: none;
    grid-template-columns: 1fr;
    gap: 0;
    padding: 14px 16px 18px;
    background: white;
    border-bottom: 1px solid var(--line);
    box-shadow: 0 24px 44px rgba(6, 25, 61, 0.12);
  }

  .nav-links.open {
    display: grid;
  }

  .nav-links a {
    padding: 14px 8px;
    border-bottom: 1px solid var(--line);
  }

  .nav-links a:last-child {
    border-bottom: 0;
  }

  .nav-links a::after {
    display: none;
  }

  .nav-cta {
    padding: 10px 12px;
    font-size: 13px;
  }

  .nav-cta svg {
    display: none;
  }

  .hero {
    padding: 54px 0 22px;
  }

  .hero-inner {
    gap: 24px;
  }

  .hero h1 {
    font-size: 58px;
  }

  .lead {
    font-size: 24px;
  }

  .quote {
    font-size: 18px;
  }

  .hero-actions {
    display: grid;
  }

  .countdown-strip {
    display: none;
  }

  .section,
  .experience-section,
  .sponsor-section,
  .testimonial-section,
  .faq-section,
  .register-section,
  .expo-section {
    padding-top: 72px;
    padding-bottom: 72px;
  }

  .section-copy h2,
  .section-heading h2,
  .program-intro h2,
  .expo-copy h2,
  .register-copy h2,
  .newsletter-block h2,
  .venue-block h2 {
    font-size: 36px;
  }

  .feature-grid,
  .poster-grid,
  .experience-grid,
  .leadership-grid,
  .testimonial-grid,
  .registration-form {
    grid-template-columns: 1fr;
  }

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

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

  .gallery-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-auto-rows: 160px;
  }

  .gallery-grid .wide {
    grid-column: span 2;
  }

  .footer-inner {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    flex-direction: column;
  }
}

@media (max-width: 560px) {
  .nav-shell,
  .section,
  .hero-inner,
  .countdown-strip,
  .footer-inner,
  .footer-bottom,
  .location-section {
    width: min(100% - 24px, var(--max));
  }

  .brand-mark {
    width: 40px;
    height: 40px;
  }

  .brand-copy strong {
    font-size: 14px;
  }

  .hero h1 {
    font-size: 44px;
  }

  .lead {
    font-size: 20px;
  }

  .quote {
    font-size: 17px;
  }

  .hero-actions {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }

  .hero-actions .primary {
    grid-column: 1 / -1;
  }

  .hero-actions .button {
    min-height: 44px;
    padding: 10px 8px;
    font-size: 14px;
  }

  .hero-actions .button svg {
    width: 18px;
    height: 18px;
  }

  .date-stack {
    font-size: 27px;
  }

  .event-panel {
    padding: 18px;
  }

  .event-facts {
    gap: 8px;
    margin-top: 18px;
  }

  .event-facts div {
    grid-template-columns: 86px 1fr;
    padding-top: 8px;
  }

  .stats-band {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .stat {
    min-height: 108px;
  }

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

  .tab:first-child {
    border-right: 0;
  }

  .newsletter-form {
    grid-template-columns: 1fr;
  }

  .footer-bottom nav {
    flex-wrap: wrap;
  }
}