:root {
  --ink: #ffffff;
  --muted: #a9b4c7;
  --soft: #dce6f6;
  --line: rgba(255, 255, 255, 0.16);
  --panel: rgba(255, 255, 255, 0.075);
  --panel-strong: rgba(255, 255, 255, 0.12);
  --blue: #6eb7ff;
  --violet: #a88cff;
  --cyan: #65f3ff;
  --bg: #050711;
  --max-width: 1180px;
  --font-system: -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  font-family: var(--font-system);
  background:
    radial-gradient(circle at 18% 8%, rgba(97, 160, 255, 0.24), transparent 28rem),
    radial-gradient(circle at 84% 18%, rgba(151, 92, 255, 0.22), transparent 30rem),
    linear-gradient(135deg, #050711 0%, #071527 47%, #120b26 100%);
  overflow-x: hidden;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--line);
  background: rgba(5, 7, 17, 0.78);
  backdrop-filter: blur(22px);
}

.nav-shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: min(100% - 40px, var(--max-width));
  min-height: 78px;
  margin: 0 auto;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  max-width: 250px;
  font-size: 13px;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: 1.1px;
  text-transform: uppercase;
}

.brand-logo {
  width: 36px;
  height: 36px;
  flex: 0 0 36px;
  border-radius: 50%;
  object-fit: contain;
}

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 12px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.06);
  cursor: pointer;
  box-shadow: 0 0 0 rgba(101, 243, 255, 0);
  transition:
    border-color 180ms ease,
    background 180ms ease,
    box-shadow 180ms ease,
    color 180ms ease,
    transform 180ms ease;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
  transform-origin: center;
  transition:
    width 180ms ease,
    transform 220ms ease,
    opacity 180ms ease;
  will-change: transform, width, opacity;
}

.nav-toggle:hover,
.nav-toggle:focus-visible {
  border-color: rgba(101, 243, 255, 0.58);
  background: rgba(101, 243, 255, 0.12);
  color: var(--cyan);
  box-shadow: 0 10px 26px rgba(101, 243, 255, 0.12);
  transform: translateY(-1px);
}

.nav-toggle:active {
  transform: translateY(0) scale(0.96);
}

.nav-shell:not(.is-open) .nav-toggle:hover span:nth-child(1),
.nav-shell:not(.is-open) .nav-toggle:focus-visible span:nth-child(1) {
  width: 16px;
  transform: translateX(-2px);
}

.nav-shell:not(.is-open) .nav-toggle:hover span:nth-child(2),
.nav-shell:not(.is-open) .nav-toggle:focus-visible span:nth-child(2) {
  width: 24px;
}

.nav-shell:not(.is-open) .nav-toggle:hover span:nth-child(3),
.nav-shell:not(.is-open) .nav-toggle:focus-visible span:nth-child(3) {
  width: 16px;
  transform: translateX(2px);
}

.nav-shell.is-open .nav-toggle span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-shell.is-open .nav-toggle span:nth-child(2) {
  opacity: 0;
}

.nav-shell.is-open .nav-toggle span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.nav-links {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 1;
  gap: 20px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.2;
}

.nav-links a {
  padding: 10px 0;
  border-bottom: 1px solid transparent;
  transition: color 160ms ease, border-color 160ms ease;
}

.nav-links a:hover,
.nav-links a:focus-visible,
.nav-dropdown:focus-within .nav-trigger,
.nav-dropdown:hover .nav-trigger {
  color: var(--ink);
  border-color: var(--blue);
}

.nav-dropdown {
  position: relative;
}

.nav-trigger {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.nav-trigger::after {
  content: "";
  width: 6px;
  height: 6px;
  border-right: 1px solid currentColor;
  border-bottom: 1px solid currentColor;
  transform: rotate(45deg) translateY(-2px);
  opacity: 0.72;
}

.dropdown-menu {
  position: absolute;
  left: 50%;
  top: calc(100% + 10px);
  z-index: 30;
  display: grid;
  min-width: 132px;
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(5, 7, 17, 0.92);
  backdrop-filter: blur(18px);
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, 8px);
  transition: opacity 160ms ease, transform 160ms ease;
}

.dropdown-menu a {
  padding: 10px 12px;
  border: 0;
  border-radius: 10px;
  color: var(--muted);
}

.dropdown-menu a:hover,
.dropdown-menu a:focus-visible {
  color: var(--ink);
  background: rgba(101, 243, 255, 0.1);
}

.nav-dropdown:hover .dropdown-menu,
.nav-dropdown:focus-within .dropdown-menu {
  opacity: 1;
  pointer-events: auto;
  transform: translate(-50%, 0);
}

.language-switcher {
  display: inline-flex;
  padding: 3px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.06);
  border-radius: 999px;
}

.lang-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 48px;
  min-height: 36px;
  border: 0;
  border-radius: 999px;
  color: var(--muted);
  font: 700 13px/1 var(--font-system);
  background: transparent;
  cursor: pointer;
  transition: background 160ms ease, color 160ms ease;
}

.lang-button.is-active {
  color: #06111f;
  background: linear-gradient(135deg, var(--cyan), var(--blue));
}

.hero-section {
  position: relative;
  display: grid;
  align-items: center;
  min-height: calc(100vh - 78px);
  padding: 112px 20px 42px;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}

.grid-overlay {
  position: absolute;
  inset: 0;
  opacity: 0.3;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(circle at center, #000 0%, transparent 72%);
}

.hero-glow {
  position: absolute;
  width: 30rem;
  height: 30rem;
  border-radius: 50%;
  filter: blur(20px);
  opacity: 0.42;
}

.hero-glow-one {
  right: -8rem;
  top: 5rem;
  background: radial-gradient(circle, rgba(101, 243, 255, 0.62), transparent 64%);
}

.hero-glow-two {
  left: -11rem;
  bottom: -8rem;
  background: radial-gradient(circle, rgba(168, 140, 255, 0.6), transparent 65%);
}

.hero-content {
  position: relative;
  z-index: 3;
  width: min(100%, var(--max-width));
  margin: 0 auto;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--cyan);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 1.6px;
  line-height: 1.2;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 1020px;
  margin-bottom: 28px;
  font-size: clamp(48px, 9vw, 112px);
  font-weight: 800;
  line-height: 0.96;
  letter-spacing: 0;
}

.hero-lede {
  max-width: 760px;
  margin-bottom: 36px;
  color: var(--soft);
  font-size: clamp(18px, 2vw, 24px);
  line-height: 1.55;
}

.hero-organizers {
  max-width: 760px;
  margin: 68px 0 0;
  color: rgba(220, 230, 246, 0.62);
  font-size: 13px;
  font-weight: 200;
  line-height: 1.6;
  letter-spacing: 0.2px;
}

.hero-organizers span {
  display: block;
  margin-bottom: 6px;
  color: rgba(220, 230, 246, 0.48);
}

.hero-organizers ul {
  display: grid;
  gap: 2px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.hero-organizers li {
  margin: 0;
}

.primary-button,
.secondary-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 14px 24px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 999px;
  font-size: 15px;
  font-weight: 800;
  line-height: 1;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.primary-button {
  color: #06111f;
  border-color: transparent;
  background: linear-gradient(135deg, var(--cyan), var(--blue), var(--violet));
}

.secondary-button {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.08);
}

.primary-button:hover,
.secondary-button:hover,
.primary-button:focus-visible,
.secondary-button:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.5);
}

.hero-meta {
  position: relative;
  z-index: 2;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  width: min(100%, var(--max-width));
  margin: 70px auto 0;
  color: var(--muted);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 1.2px;
}

.hero-meta span {
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
}

.content-section {
  width: min(100% - 40px, var(--max-width));
  margin: 0 auto;
  padding: 100px 0;
  border-bottom: 1px solid var(--line);
}

.intro-section {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 72px;
  align-items: start;
}

.event-focus-section {
  position: relative;
  grid-template-columns: minmax(0, 0.92fr) minmax(420px, 1.08fr);
  gap: 56px;
  padding: 86px 0;
}

.event-focus-section::before {
  content: "";
  position: absolute;
  inset: 46px -34px;
  z-index: -1;
  border: 1px solid rgba(101, 243, 255, 0.16);
  border-radius: 28px;
  background:
    radial-gradient(circle at 8% 18%, rgba(101, 243, 255, 0.16), transparent 18rem),
    linear-gradient(135deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.025));
}

.event-focus-heading {
  position: sticky;
  top: 112px;
}

.event-focus-heading h2 {
  max-width: 560px;
}

.event-focus-kicker {
  max-width: 430px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.65;
}

.event-focus-content {
  display: grid;
  gap: 26px;
  min-width: 0;
}

.event-focus-content .section-lede {
  max-width: 720px;
  margin: 0;
  padding: 4px 0 4px 28px;
  border-left: 3px solid var(--cyan);
}

.event-focus-points {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.event-focus-points div {
  min-height: 168px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(16px);
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease, box-shadow 180ms ease;
}

.event-focus-points div:hover {
  transform: translateY(-5px);
  border-color: rgba(101, 243, 255, 0.5);
  background:
    linear-gradient(135deg, rgba(101, 243, 255, 0.12), rgba(168, 140, 255, 0.08)),
    rgba(255, 255, 255, 0.08);
  box-shadow: 0 16px 36px rgba(101, 243, 255, 0.1);
}

.event-focus-points span {
  display: block;
  margin-bottom: 18px;
  color: var(--cyan);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 1.4px;
  text-transform: uppercase;
}

.event-focus-points p {
  margin: 0;
  color: var(--soft);
  font-size: 15px;
  line-height: 1.55;
}

.section-heading h2,
.contact-panel h2 {
  margin-bottom: 0;
  font-size: clamp(34px, 5vw, 64px);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: 0;
}

.section-lede,
.contact-panel p {
  color: var(--soft);
  font-size: clamp(18px, 2vw, 24px);
  line-height: 1.6;
}

.card-grid {
  display: grid;
  gap: 18px;
  margin-top: 42px;
}

.theme-grid {
  grid-template-columns: repeat(4, 1fr);
}

.partner-grid {
  grid-template-columns: repeat(3, 1fr);
}

.glass-card {
  min-height: 210px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--panel);
  backdrop-filter: blur(18px);
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.glass-card:hover {
  transform: translateY(-6px);
  border-color: rgba(110, 183, 255, 0.52);
  background: var(--panel-strong);
}

.card-number {
  display: block;
  margin-bottom: 44px;
  color: var(--cyan);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 1.5px;
}

.glass-card h3,
.agenda-item h3 {
  margin-bottom: 0;
  font-size: 22px;
  line-height: 1.25;
}

.agenda-tabs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 42px;
}

.agenda-tab {
  position: relative;
  min-height: 104px;
  padding: 22px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 18px;
  color: var(--muted);
  text-align: left;
  font-family: var(--font-system);
  background: rgba(255, 255, 255, 0.055);
  cursor: pointer;
  transition: transform 180ms ease, color 180ms ease, border-color 180ms ease, background 180ms ease;
}

.agenda-tab::before {
  content: "";
  position: absolute;
  inset: auto 18px 0;
  height: 3px;
  border-radius: 999px 999px 0 0;
  background: linear-gradient(90deg, var(--cyan), var(--blue), var(--violet));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 220ms ease;
}

.agenda-tab::after {
  content: "";
  position: absolute;
  width: 120px;
  height: 120px;
  right: -54px;
  top: -54px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(101, 243, 255, 0.22), transparent 68%);
  opacity: 0;
  transition: opacity 180ms ease, transform 180ms ease;
}

.agenda-tab span,
.agenda-tab small {
  position: relative;
  z-index: 1;
  display: block;
}

.agenda-tab span {
  margin-bottom: 10px;
  color: var(--ink);
  font-size: 22px;
  font-weight: 900;
  line-height: 1.1;
}

.agenda-tab small {
  font-size: 14px;
  font-weight: 700;
  line-height: 1.35;
}

.agenda-tab:hover,
.agenda-tab:focus-visible {
  transform: translateY(-3px);
  border-color: rgba(110, 183, 255, 0.42);
}

.agenda-tab.is-active {
  color: var(--soft);
  border-color: rgba(101, 243, 255, 0.5);
  background:
    linear-gradient(135deg, rgba(101, 243, 255, 0.14), rgba(168, 140, 255, 0.1)),
    rgba(255, 255, 255, 0.08);
}

.agenda-tab.is-active::before {
  transform: scaleX(1);
}

.agenda-tab.is-active::after {
  opacity: 1;
  transform: translate(-8px, 8px);
}

.agenda-panels {
  position: relative;
  margin-top: 22px;
}

.agenda-list {
  border-top: 1px solid var(--line);
  animation: agendaReveal 320ms ease both;
}

.agenda-item {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 24px;
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
}

.agenda-item span {
  color: var(--cyan);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 1.4px;
}

@keyframes agendaReveal {
  from {
    opacity: 0;
    transform: translateY(14px) scale(0.99);
    filter: blur(6px);
  }

  to {
    opacity: 1;
    transform: translateY(0) scale(1);
    filter: blur(0);
  }
}

.partner-card {
  text-align: left;
}

.speaker-photo {
  display: block;
  width: 96px;
  height: 96px;
  margin-bottom: 28px;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 50%;
  object-fit: cover;
  background: rgba(255, 255, 255, 0.06);
}

.partner-card p {
  margin: 10px 0 16px;
  color: var(--soft);
}

.partner-card span {
  color: var(--muted);
  font-size: 14px;
}

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

.contact-panel {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 48px;
  padding: 42px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background:
    linear-gradient(135deg, rgba(101, 243, 255, 0.13), rgba(168, 140, 255, 0.08)),
    rgba(255, 255, 255, 0.07);
  backdrop-filter: blur(18px);
}

.contact-panel h2 {
  margin-bottom: 24px;
}

.contact-details {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: 18px;
  color: var(--soft);
}

.contact-details > a:first-child {
  color: var(--cyan);
  font-size: 22px;
  font-weight: 800;
}

.location-section {
  border-top: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.035), rgba(255, 255, 255, 0)),
    rgba(0, 0, 0, 0.14);
}

.location-content {
  display: grid;
  grid-template-columns: 0.75fr 1.25fr;
  gap: 46px;
  width: min(100% - 40px, var(--max-width));
  margin: 0 auto;
  padding: 84px 0;
  align-items: stretch;
}

.location-content .section-heading p:not(.eyebrow) {
  margin-top: 24px;
  color: var(--soft);
  font-size: 18px;
  line-height: 1.65;
}

.map-placeholder {
  position: relative;
  min-height: 430px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 22px;
  background:
    radial-gradient(circle at 35% 38%, rgba(101, 243, 255, 0.24), transparent 18rem),
    radial-gradient(circle at 75% 70%, rgba(168, 140, 255, 0.18), transparent 20rem),
    linear-gradient(135deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.035));
  backdrop-filter: blur(18px);
}

.map-grid {
  position: absolute;
  inset: 0;
  opacity: 0.48;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px);
  background-size: 48px 48px;
}

.map-placeholder::before,
.map-placeholder::after {
  content: "";
  position: absolute;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, transparent, rgba(101, 243, 255, 0.62), transparent);
}

.map-placeholder::before {
  width: 78%;
  left: 8%;
  top: 34%;
  transform: rotate(-10deg);
}

.map-placeholder::after {
  width: 58%;
  right: 2%;
  bottom: 31%;
  transform: rotate(14deg);
}

.map-pin {
  position: absolute;
  left: 50%;
  top: 48%;
  width: 28px;
  height: 28px;
  border: 6px solid var(--cyan);
  border-radius: 50% 50% 50% 0;
  background: rgba(5, 7, 17, 0.88);
  transform: translate(-50%, -50%) rotate(-45deg);
  box-shadow: 0 0 0 14px rgba(101, 243, 255, 0.08);
}

.map-pin::after {
  content: "";
  position: absolute;
  inset: 4px;
  border-radius: 50%;
  background: var(--cyan);
}

.map-copy {
  position: absolute;
  left: 28px;
  right: 28px;
  bottom: 28px;
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 18px;
  background: rgba(5, 7, 17, 0.62);
  backdrop-filter: blur(16px);
}

.map-copy span {
  display: block;
  margin-bottom: 8px;
  color: var(--ink);
  font-size: 24px;
  font-weight: 900;
}

.map-copy p {
  margin-bottom: 0;
  color: var(--muted);
  line-height: 1.5;
}

.footer-logo-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 22px;
  align-items: center;
}

.logo-slot {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 68px;
  padding: 10px 8px;
  overflow: hidden;
  isolation: isolate;
  transform: translateY(0);
  transition: transform 180ms ease;
}

.logo-slot::before {
  content: "";
  position: absolute;
  left: 10%;
  right: 10%;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(101, 243, 255, 0.7), transparent);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 220ms ease;
}

.logo-slot::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: radial-gradient(circle at 50% 50%, rgba(101, 243, 255, 0.14), transparent 62%);
  opacity: 0;
  transform: scale(0.8);
  transition: opacity 180ms ease, transform 180ms ease;
}

.logo-slot:hover,
.logo-slot:focus-within {
  transform: translateY(-4px);
}

.logo-slot:hover::before,
.logo-slot:focus-within::before {
  transform: scaleX(1);
}

.logo-slot:hover::after,
.logo-slot:focus-within::after {
  opacity: 1;
  transform: scale(1);
}

.logo-slot span {
  color: var(--muted);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 1px;
  line-height: 1.3;
  text-align: center;
  text-transform: uppercase;
  transition: color 180ms ease, transform 180ms ease;
}

.logo-slot:hover span,
.logo-slot:focus-within span {
  color: var(--ink);
  transform: translateY(-1px);
}

.logo-slot img {
  display: block;
  width: 100%;
  max-width: 250px;
  max-height: 52px;
  object-fit: contain;
  opacity: 1;
  filter: none;
  transition: filter 180ms ease, transform 180ms ease;
}

.logo-slot:hover img,
.logo-slot:focus-within img {
  filter: drop-shadow(0 10px 20px rgba(101, 243, 255, 0.2));
  transform: scale(1.035);
}

.site-footer {
  width: min(100% - 40px, var(--max-width));
  margin: 0 auto;
  padding: 42px 0 48px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 1.2px;
}

.footer-organizers {
  display: grid;
  grid-template-columns: 0.32fr 0.68fr;
  gap: 32px;
  align-items: end;
  padding-bottom: 34px;
  border-bottom: 1px solid var(--line);
}

.footer-organizers .eyebrow {
  margin-bottom: 12px;
}

.footer-organizers h2 {
  margin-bottom: 0;
  color: var(--ink);
  font-size: clamp(22px, 3vw, 34px);
  line-height: 1.08;
  letter-spacing: 0;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-top: 28px;
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--muted);
}

.footer-logo {
  width: 32px;
  height: 32px;
  flex: 0 0 32px;
  border-radius: 50%;
  object-fit: contain;
}

.site-footer p {
  margin-bottom: 0;
}

.previous-hero {
  position: relative;
  display: grid;
  align-items: end;
  min-height: 74vh;
  padding: 120px 20px 92px;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}

.previous-hero-content {
  position: relative;
  z-index: 2;
  width: min(100%, var(--max-width));
  margin: 0 auto;
}

.previous-hero h1 {
  max-width: 1050px;
}

.previous-date {
  margin: -10px 0 26px;
  color: var(--cyan);
  font-size: clamp(18px, 2vw, 28px);
  font-weight: 800;
  line-height: 1.25;
}

.recap-cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 42px;
}

.recap-card p {
  color: var(--soft);
  line-height: 1.55;
}

.program-switcher {
  display: grid;
  grid-template-columns: 0.34fr 0.66fr;
  gap: 22px;
  margin-top: 42px;
}

.program-tabs {
  display: grid;
  gap: 14px;
  align-content: start;
}

.program-tab {
  position: relative;
  min-height: 112px;
  padding: 22px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 18px;
  color: var(--muted);
  text-align: left;
  font-family: var(--font-system);
  background: rgba(255, 255, 255, 0.045);
  cursor: pointer;
  transition: transform 180ms ease, color 180ms ease, border-color 180ms ease, background 180ms ease;
}

.program-tab::before {
  content: "";
  position: absolute;
  inset: auto 18px 0;
  height: 3px;
  border-radius: 999px 999px 0 0;
  background: linear-gradient(90deg, var(--cyan), var(--blue), var(--violet));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 220ms ease;
}

.program-tab span,
.program-tab small {
  position: relative;
  z-index: 1;
  display: block;
}

.program-tab span {
  margin-bottom: 10px;
  color: var(--ink);
  font-size: 22px;
  font-weight: 900;
}

.program-tab small {
  font-size: 14px;
  font-weight: 700;
  line-height: 1.35;
}

.program-tab:hover,
.program-tab:focus-visible {
  transform: translateY(-3px);
  border-color: rgba(110, 183, 255, 0.45);
}

.program-tab.is-active {
  color: var(--soft);
  border-color: rgba(101, 243, 255, 0.5);
  background:
    linear-gradient(135deg, rgba(101, 243, 255, 0.14), rgba(168, 140, 255, 0.1)),
    rgba(255, 255, 255, 0.08);
}

.program-tab.is-active::before {
  transform: scaleX(1);
}

.program-card-wrap {
  min-width: 0;
}

.program-card {
  min-height: 560px;
  padding: 34px;
  border: 1px solid rgba(101, 243, 255, 0.24);
  border-radius: 22px;
  background:
    radial-gradient(circle at 88% 10%, rgba(101, 243, 255, 0.18), transparent 16rem),
    linear-gradient(135deg, rgba(255, 255, 255, 0.085), rgba(255, 255, 255, 0.035));
  backdrop-filter: blur(18px);
  animation: agendaReveal 320ms ease both;
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.program-card:hover {
  transform: translateY(-6px);
  border-color: rgba(101, 243, 255, 0.55);
  box-shadow: 0 20px 50px rgba(101, 243, 255, 0.12);
}

.program-card h3 {
  max-width: 720px;
  margin-bottom: 18px;
  font-size: clamp(28px, 4vw, 48px);
  line-height: 1.08;
}

.program-card p {
  margin-bottom: 10px;
  color: var(--soft);
  font-size: 17px;
  line-height: 1.55;
}

.program-highlights {
  display: grid;
  gap: 10px;
  margin: 28px 0 0;
  padding: 0;
  color: var(--muted);
  list-style: none;
}

.program-highlights li {
  position: relative;
  padding-left: 18px;
  line-height: 1.45;
}

.program-highlights li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
}

.program-schedule {
  display: grid;
  margin-top: 30px;
  border-top: 1px solid var(--line);
}

.program-schedule div {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 18px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.program-schedule span {
  color: var(--cyan);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 1px;
}

.program-schedule p {
  margin: 0;
  color: var(--soft);
  font-size: 15px;
  line-height: 1.45;
}

.speaker-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 42px;
}

.speaker-list span {
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
  color: var(--soft);
  line-height: 1.45;
}

.floating-home {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 40;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 72px;
  min-height: 46px;
  padding: 12px 18px;
  border: 1px solid rgba(101, 243, 255, 0.34);
  border-radius: 999px;
  color: var(--ink);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  background:
    linear-gradient(135deg, rgba(101, 243, 255, 0.18), rgba(168, 140, 255, 0.14)),
    rgba(5, 7, 17, 0.78);
  backdrop-filter: blur(16px);
  box-shadow: 0 12px 34px rgba(0, 0, 0, 0.28);
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.floating-home:hover,
.floating-home:focus-visible {
  transform: translateY(-4px);
  border-color: rgba(101, 243, 255, 0.7);
  box-shadow: 0 18px 44px rgba(101, 243, 255, 0.16);
}

@media (max-width: 960px) {
  .nav-shell {
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 0;
    min-height: 64px;
    padding: 10px 0;
  }

  .brand {
    max-width: 44px;
  }

  .brand span {
    display: none;
  }

  .brand-logo {
    width: 42px;
    height: 42px;
    flex-basis: 42px;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .nav-links {
    order: 3;
    flex-basis: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    max-height: 0;
    margin-top: 0;
    padding: 0;
    overflow: hidden;
    border: 0 solid var(--line);
    border-radius: 16px 16px 0 0;
    background: rgba(5, 7, 17, 0.88);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-8px);
    transition:
      max-height 300ms ease,
      margin 220ms ease,
      padding 220ms ease,
      border-width 220ms ease,
      opacity 180ms ease,
      transform 260ms ease;
  }

  .nav-shell.is-open .nav-links {
    max-height: 480px;
    margin-top: 10px;
    padding: 8px;
    border-width: 1px 1px 0;
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .nav-links a {
    display: flex;
    align-items: center;
    min-height: 44px;
    padding: 12px 14px;
    border-bottom: 0;
    border-radius: 10px;
  }

  .nav-links a:hover,
  .nav-links a:focus-visible,
  .nav-dropdown:focus-within .nav-trigger,
  .nav-dropdown:hover .nav-trigger {
    border-color: transparent;
    background: rgba(101, 243, 255, 0.1);
  }

  .nav-dropdown {
    display: grid;
  }

  .nav-trigger {
    justify-content: space-between;
  }

  .dropdown-menu {
    position: static;
    display: grid;
    min-width: 0;
    margin: -2px 0 6px;
    padding: 0 0 0 12px;
    border: 0;
    border-radius: 0;
    background: transparent;
    opacity: 1;
    pointer-events: auto;
    transform: none;
    transition: none;
  }

  .nav-dropdown:hover .dropdown-menu,
  .nav-dropdown:focus-within .dropdown-menu {
    opacity: 1;
    pointer-events: auto;
    transform: none;
  }

  .dropdown-menu a {
    min-height: 38px;
    padding: 9px 14px;
  }

  .language-switcher {
    order: 4;
    width: 100%;
    justify-content: center;
    max-height: 0;
    margin: 0;
    padding: 0;
    overflow: hidden;
    border-width: 0;
    border-radius: 0 0 16px 16px;
    opacity: 0;
    pointer-events: none;
    transform: translateY(-8px);
    transition:
      max-height 300ms ease,
      margin 220ms ease,
      padding 220ms ease,
      border-width 220ms ease,
      opacity 180ms ease,
      transform 260ms ease;
  }

  .nav-shell.is-open .language-switcher {
    max-height: 58px;
    margin-bottom: 4px;
    padding: 8px;
    border-width: 0 1px 1px;
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .hero-section {
    min-height: auto;
    padding-top: 90px;
  }

  .intro-section,
  .contact-panel,
  .location-content {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .event-focus-section {
    grid-template-columns: 1fr;
  }

  .event-focus-heading {
    position: static;
  }

  .event-focus-points {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .footer-organizers {
    grid-template-columns: 1fr;
    align-items: start;
  }

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

  .program-switcher,
  .theme-grid,
  .partner-grid,
  .recap-cards,
  .speaker-list {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .nav-shell,
  .content-section,
  .site-footer {
    width: min(100% - 28px, var(--max-width));
  }

  .nav-links {
    font-size: 13px;
  }

  .hero-section {
    padding: 72px 14px 34px;
  }

  .hero-meta {
    margin-top: 48px;
  }

  .content-section {
    padding: 70px 0;
  }

  .program-switcher,
  .theme-grid,
  .partner-grid,
  .recap-cards,
  .speaker-list,
  .event-focus-points {
    grid-template-columns: 1fr;
  }

  .event-focus-section {
    padding: 64px 0;
  }

  .event-focus-section::before {
    inset: 28px -14px;
    border-radius: 22px;
  }

  .event-focus-content .section-lede {
    padding: 2px 0 2px 20px;
    border-left-width: 2px;
  }

  .event-focus-points div {
    min-height: auto;
  }

  .glass-card {
    min-height: 180px;
    padding: 22px;
  }

  .agenda-item {
    grid-template-columns: 1fr;
    gap: 8px;
  }

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

  .contact-panel {
    padding: 28px;
    border-radius: 18px;
  }

  .contact-details > a:first-child {
    font-size: 19px;
  }

  .location-content {
    width: min(100% - 28px, var(--max-width));
    padding: 64px 0;
  }

  .map-placeholder {
    min-height: 360px;
  }

  .map-copy {
    left: 18px;
    right: 18px;
    bottom: 18px;
    padding: 18px;
  }

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

  .logo-slot {
    min-height: 64px;
    padding: 8px;
  }

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

  .program-schedule div {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .floating-home {
    right: 14px;
    bottom: 14px;
    min-width: 64px;
    min-height: 42px;
    padding: 10px 14px;
  }
}