:root {
  --bg: #070b16;
  --surface: #0f1729;
  --surface-soft: #111c35;
  --text: #e8eefc;
  --muted: #a7b4d1;
  --line: #263252;
  --primary: #5de4c7;
  --primary-2: #71a5ff;
  --primary-3: #a78bfa;
  --shadow: 0 20px 50px rgba(5, 10, 25, 0.45);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
  color: var(--text);
  background:
    radial-gradient(circle at 10% 10%, rgba(113, 165, 255, 0.14), transparent 35%),
    radial-gradient(circle at 90% 0%, rgba(93, 228, 199, 0.12), transparent 40%),
    var(--bg);
}

a {
  color: inherit;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 8px;
  z-index: 999;
  padding: 10px 14px;
  border-radius: 10px;
  background: #fff;
  color: #111;
}

.skip-link:focus {
  left: 10px;
}

.container {
  width: min(1160px, 92vw);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(10px);
  background: rgba(7, 11, 22, 0.75);
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s ease, background 0.25s ease, box-shadow 0.25s ease;
}

.site-header.scrolled {
  border-color: var(--line);
  background: rgba(7, 11, 22, 0.92);
  box-shadow: 0 12px 30px rgba(4, 8, 20, 0.35);
}

.header-inner {
  min-height: 78px;
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  gap: 16px;
  align-items: center;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand-badge {
  font-family: "JetBrains Mono", monospace;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.8px;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: linear-gradient(120deg, rgba(93, 228, 199, 0.2), rgba(167, 139, 250, 0.22));
}

.brand-title {
  display: block;
  font-size: 17px;
  font-weight: 800;
  letter-spacing: 0.2px;
}

.brand-subtitle {
  display: block;
  font-size: 12px;
  color: var(--muted);
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface-soft);
  padding: 0;
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  margin: 5px auto;
  background: var(--text);
  border-radius: 10px;
}

.nav {
  justify-self: end;
  display: flex;
  align-items: center;
  gap: 18px;
}

.nav a {
  position: relative;
  text-decoration: none;
  color: var(--muted);
  font-size: 14px;
  font-weight: 500;
  transition: color 0.2s ease;
}

.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -7px;
  height: 2px;
  transform: scaleX(0);
  transform-origin: center;
  background: linear-gradient(90deg, var(--primary), var(--primary-2));
  transition: transform 0.2s ease;
}

.nav a:hover,
.nav a.active {
  color: var(--text);
}

.nav a:hover::after,
.nav a.active::after {
  transform: scaleX(1);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 12px;
  border: 1px solid transparent;
  padding: 10px 16px;
  font-weight: 700;
  text-decoration: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease, filter 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  color: #061120;
  background: linear-gradient(120deg, var(--primary), var(--primary-2));
  box-shadow: 0 14px 24px rgba(113, 165, 255, 0.28);
}

.btn-secondary {
  border-color: var(--line);
  background: rgba(11, 20, 38, 0.7);
  color: var(--text);
}

.btn-secondary:hover {
  filter: brightness(1.08);
}

.btn-large {
  min-width: 180px;
  padding: 13px 20px;
}

.hero {
  position: relative;
  isolation: isolate;
  overflow: clip;
  border-bottom: 1px solid var(--line);
}

.hero-glow {
  position: absolute;
  inset: -20% auto auto -8%;
  width: 620px;
  height: 620px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(93, 228, 199, 0.16), transparent 60%);
  pointer-events: none;
  z-index: -1;
}

.hero-layout {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 28px;
  padding: 72px 0 54px;
}

.eyebrow {
  margin: 0 0 10px;
  font-family: "JetBrains Mono", monospace;
  text-transform: uppercase;
  letter-spacing: 0.7px;
  color: var(--primary);
  font-size: 12px;
}

.hero-content h1 {
  margin: 0;
  font-size: clamp(2rem, 4.8vw, 3.7rem);
  line-height: 1.08;
  letter-spacing: -0.4px;
}

.hero-content h1 span {
  background: linear-gradient(100deg, var(--primary), var(--primary-2), var(--primary-3));
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
}

.hero-copy {
  margin: 18px 0 28px;
  max-width: 66ch;
  color: var(--muted);
  font-size: 17px;
}

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

.hero-points {
  margin-top: 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.hero-points span {
  display: inline-flex;
  gap: 6px;
  align-items: center;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(14, 24, 45, 0.75);
  font-size: 13px;
  color: var(--muted);
}

.hero-points strong {
  color: var(--text);
}

.hero-panel {
  display: grid;
  gap: 16px;
}

.countdown-block,
.partner-block,
.stat-card,
.track-card,
.panel-card,
.info-card,
.details-grid article,
.contact-card,
.criteria-item {
  border: 1px solid var(--line);
  border-radius: 16px;
  background: linear-gradient(160deg, rgba(17, 28, 53, 0.9), rgba(15, 23, 41, 0.92));
  box-shadow: var(--shadow);
}

.countdown-block,
.partner-block {
  padding: 20px;
}

.countdown-block h2,
.partner-block h3 {
  margin: 0;
  font-size: 1.05rem;
}

.countdown-block p {
  color: var(--muted);
  margin: 8px 0 12px;
}

.countdown {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.time-box {
  text-align: center;
  background: rgba(7, 12, 22, 0.9);
  border: 1px solid rgba(113, 165, 255, 0.35);
  border-radius: 12px;
  padding: 10px 6px;
}

.time-box span {
  display: block;
  font-size: 24px;
  font-weight: 800;
  line-height: 1;
}

.time-box small,
.timer-note {
  color: var(--muted);
  font-size: 12px;
}

.timer-note {
  display: inline-block;
  margin-top: 10px;
}

.logo-row {
  margin-top: 12px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 16px;
  padding: 12px 14px;
  border-radius: 12px;
  background: rgba(245, 248, 255, 0.92);
  border: 1px solid rgba(113, 165, 255, 0.35);
}

.logo {
  height: 30px;
  max-width: 180px;
  object-fit: contain;
  opacity: 0.95;
}

.pill-list {
  margin-top: 14px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.pill-list span {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 5px 10px;
  font-size: 12px;
  color: var(--muted);
  background: rgba(10, 16, 31, 0.82);
}

.section {
  padding: 76px 0;
  border-bottom: 1px solid var(--line);
}

.section-alt {
  background: linear-gradient(180deg, rgba(21, 35, 64, 0.42), rgba(10, 16, 31, 0));
}

.section-head {
  max-width: 760px;
  margin-bottom: 24px;
}

.section-head h2 {
  margin: 0;
  font-size: clamp(1.7rem, 3.2vw, 2.35rem);
  line-height: 1.2;
}

.section-head p:last-child {
  margin-top: 12px;
  color: var(--muted);
}

.stats,
.track-grid,
.people-grid,
.two-column,
.criteria-grid,
.details-grid,
.contact-grid {
  display: grid;
  gap: 16px;
}

.stats {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.stat-card {
  padding: 20px;
}

.stat-card h3 {
  margin: 0;
  font-size: 1.45rem;
}

.stat-card p {
  margin: 6px 0 0;
  color: var(--muted);
}

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

.track-card {
  transition: transform 0.2s ease, border-color 0.2s ease;
  overflow: clip;
}

.track-card:hover,
.panel-card:hover,
.info-card:hover,
.contact-card:hover,
.details-grid article:hover,
.criteria-item:hover,
.stat-card:hover {
  transform: translateY(-4px);
  border-color: rgba(113, 165, 255, 0.58);
}

.track-toggle {
  width: 100%;
  text-align: left;
  cursor: pointer;
  border: 0;
  color: inherit;
  background: transparent;
  padding: 20px 56px 20px 20px;
  position: relative;
}

.track-toggle:focus-visible {
  outline: 2px solid var(--primary-2);
  outline-offset: -2px;
}

.track-index {
  display: inline-flex;
  margin-bottom: 10px;
  font-size: 11px;
  letter-spacing: 0.7px;
  text-transform: uppercase;
  font-family: "JetBrains Mono", monospace;
  color: var(--primary);
}

.track-card h3 {
  margin: 0 0 8px;
  font-size: 1.06rem;
}

.track-sub {
  color: var(--muted);
  margin: 0 0 10px;
  font-size: 14px;
}

.track-chevron {
  position: absolute;
  top: 26px;
  right: 22px;
  font-size: 24px;
  line-height: 1;
  color: var(--primary);
  transition: transform 0.2s ease;
}

.track-card.is-open .track-chevron {
  transform: rotate(180deg);
}

.track-panel {
  padding: 4px 20px 20px;
  border-top: 1px solid rgba(113, 165, 255, 0.2);
}

.track-detail-group + .track-detail-group {
  margin-top: 14px;
}

.track-detail-group h4 {
  margin: 0 0 6px;
  font-size: 15px;
}

.track-detail-group p {
  margin: 0;
  color: #c9d5ef;
}

ul {
  margin: 0;
  padding-left: 18px;
}

li {
  margin: 5px 0;
  color: #c9d5ef;
}

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

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

.panel-card,
.info-card,
.contact-card {
  padding: 20px;
}

.panel-card h3,
.info-card h3,
.details-grid h3,
.contact-card h3 {
  margin: 0;
  font-size: 1.03rem;
}

.person {
  margin-top: 16px;
}

.person h4 {
  margin: 0 0 4px;
  font-size: 1rem;
  font-family: "JetBrains Mono", monospace;
}

.person .role {
  margin: 0 0 8px;
  color: var(--muted);
  font-size: 13px;
}

.person p:last-child {
  margin: 0;
  color: #c8d4ef;
  font-size: 14px;
}

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

.criteria-item {
  padding: 18px;
  font-weight: 600;
  color: #d3def7;
}

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

.details-grid article {
  padding: 20px;
}

.details-grid p {
  margin: 8px 0 0;
  color: var(--muted);
}

.section-note {
  margin-top: 14px;
  color: var(--muted);
}

.contact-card {
  display: grid;
  gap: 8px;
  align-content: start;
}

.contact-card p {
  margin: 0;
  color: var(--muted);
}

.contact-card a {
  color: #d6f7ee;
  text-decoration: none;
}

.contact-card a:hover {
  text-decoration: underline;
}

.site-footer {
  padding: 24px 0 36px;
}

.footer-inner {
  border-top: 1px solid var(--line);
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: var(--muted);
  flex-wrap: wrap;
}

.footer-inner p {
  margin: 0;
}

.footer-links {
  display: flex;
  gap: 12px;
}

.footer-links a {
  text-decoration: none;
}

.footer-links a:hover {
  color: var(--text);
}

.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

@media (max-width: 1120px) {
  .hero-layout {
    grid-template-columns: 1fr;
  }

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

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

@media (max-width: 920px) {
  .header-inner {
    grid-template-columns: auto 1fr auto;
  }

  .menu-toggle {
    display: inline-block;
    justify-self: end;
  }

  .nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    padding: 16px 4vw 18px;
    border-bottom: 1px solid var(--line);
    background: rgba(7, 11, 22, 0.98);
  }

  .nav.open {
    display: flex;
  }

  .site-header .btn-primary {
    display: none;
  }

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

  .people-grid,
  .two-column,
  .details-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .section {
    padding: 62px 0;
  }

  .stats,
  .criteria-grid {
    grid-template-columns: 1fr;
  }

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

  .btn-large {
    width: 100%;
  }

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