:root {
  --hf-black: #000;
  --hf-black-soft: #0a0a0a;
  --hf-panel: #111;
  --hf-green: #9fef00;
  --hf-red: #fe0e2a;
  --hf-yellow: #ffde59;
  --hf-white: #fff;
  --hf-muted: #9a9a9a;
  --hf-border: #1e1e1e;
  --hf-display: "Chakra Petch", ui-sans-serif, system-ui, sans-serif;
  --hf-body: "Inter", ui-sans-serif, system-ui, sans-serif;
  --hf-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
}

body.hf-site {
  font-family: var(--hf-body);
  background: var(--hf-black);
  color: var(--hf-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.hf-site h1,
.hf-site h2,
.hf-site h3,
.hf-site h4 {
  font-family: var(--hf-display);
  letter-spacing: 0;
  line-height: 1.05;
}

.hf-container {
  width: min(100% - 32px, 1280px);
  margin-inline: auto;
}

.hf-narrow {
  width: min(100% - 32px, 920px);
}

.hf-skip-link {
  position: fixed;
  left: 16px;
  top: 16px;
  z-index: 1000;
  transform: translateY(-160%);
  background: var(--hf-green);
  color: var(--hf-black);
  padding: 8px 12px;
  font-family: var(--hf-mono);
  font-size: 12px;
}

.hf-skip-link:focus {
  transform: translateY(0);
}

.hf-nav {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(0, 0, 0, 0.9);
  border-bottom: 1px solid transparent;
  backdrop-filter: blur(12px);
}

.hf-nav.is-scrolled {
  border-bottom-color: var(--hf-border);
}

.hf-nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: min(100% - 32px, 1280px);
  margin-inline: auto;
  padding-block: 16px;
}

.hf-brand,
.hf-nav__links,
.hf-actions,
.hf-socials {
  display: flex;
  align-items: center;
}

.hf-brand {
  gap: 8px;
  color: var(--hf-white);
  text-decoration: none;
  font-family: var(--hf-display);
  font-size: 19px;
  font-weight: 700;
}

.hf-brand span span,
.hf-footer__brand span,
.hf-hero h1 span,
.hf-page-head h1 span,
.hf-section blockquote span,
.hf-cta h2 span,
.hf-mono span {
  color: var(--hf-green);
}

.hf-brand small,
.hf-footer__brand small {
  color: var(--hf-yellow);
  font-family: var(--hf-mono);
  font-size: 10px;
  letter-spacing: 0.15em;
}

.hf-brand__mark {
  width: 24px;
  height: 24px;
  border: 1px solid var(--hf-green);
}

.hf-brand__mark span {
  display: block;
  width: 50%;
  height: 100%;
  background: rgba(159, 239, 0, 0.2);
}

.hf-nav__links {
  gap: 24px;
}

.hf-nav__links a,
.hf-mobile-menu a,
.hf-nav__cta,
.hf-nav__toggle,
.hf-mono,
.hf-eyebrow,
.hf-btn,
.hf-filterbar button {
  font-family: var(--hf-mono);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.hf-nav__links a {
  color: var(--hf-muted);
  text-decoration: none;
  font-size: 12px;
}

.hf-nav__links a:hover,
.hf-mobile-menu a:hover,
.hf-linkline a,
.hf-footer a:hover {
  color: var(--hf-green);
}

.hf-nav__cta,
.hf-btn {
  border: 1px solid var(--hf-green);
  color: var(--hf-green);
  text-decoration: none;
  font-size: 12px;
  padding: 10px 16px;
  background: transparent;
  transition: background 180ms ease, color 180ms ease, border-color 180ms ease;
}

.hf-nav__cta:hover,
.hf-btn-green {
  background: var(--hf-green);
  color: var(--hf-black);
}

.hf-btn-green:hover {
  background: transparent;
  color: var(--hf-green);
}

.hf-btn-red {
  border-color: var(--hf-red);
  color: var(--hf-red);
}

.hf-btn-red:hover {
  background: var(--hf-red);
  color: var(--hf-white);
}

.hf-btn-yellow {
  border-color: var(--hf-yellow);
  color: var(--hf-yellow);
}

.hf-btn-yellow:hover {
  background: var(--hf-yellow);
  color: var(--hf-black);
}

.hf-btn-black {
  background: var(--hf-black);
  color: var(--hf-green);
  border-color: var(--hf-black);
}

.hf-btn-outline {
  display: inline-flex;
  margin-top: auto;
  padding: 8px 12px;
}

.hf-nav__toggle {
  display: none;
  border: 1px solid var(--hf-border);
  background: transparent;
  color: var(--hf-white);
  padding: 8px 10px;
}

.hf-mobile-menu {
  display: none;
  border-top: 1px solid var(--hf-border);
  padding: 24px;
}

.hf-mobile-menu a {
  display: block;
  color: var(--hf-muted);
  text-decoration: none;
  font-size: 18px;
  padding: 10px 0;
}

.hf-noise {
  background-image:
    repeating-linear-gradient(0deg, rgba(159, 239, 0, 0.03) 0, rgba(159, 239, 0, 0.03) 1px, transparent 1px, transparent 3px),
    radial-gradient(circle at 18% 22%, rgba(159, 239, 0, 0.06), transparent 45%),
    radial-gradient(circle at 82% 78%, rgba(254, 14, 42, 0.05), transparent 45%);
}

.hf-hero,
.hf-page-head {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--hf-border);
}

.hf-hero .hf-container {
  position: relative;
  padding-block: clamp(96px, 12vw, 144px);
}

.hf-binary {
  position: absolute;
  inset: 24px;
  pointer-events: none;
  color: rgba(159, 239, 0, 0.08);
  font-family: var(--hf-mono);
  font-size: 11px;
  word-spacing: 24px;
}

.hf-eyebrow {
  color: var(--hf-yellow);
  font-size: 12px;
}

.hf-hero h1 {
  margin: 24px 0 0;
  font-size: clamp(56px, 10vw, 128px);
  font-weight: 700;
}

.hf-hero h1 small {
  color: var(--hf-yellow);
  font-family: var(--hf-mono);
  font-size: clamp(24px, 4vw, 40px);
  vertical-align: super;
}

.hf-hero__tag {
  margin: 24px 0 0;
  font-family: var(--hf-display);
  font-size: clamp(24px, 3vw, 34px);
}

.hf-hero__tag span {
  color: var(--hf-green);
}

.hf-hero__tag em,
.hf-page-head p,
.hf-section-head p,
.hf-panel p,
.hf-terminal p,
.hf-footer p,
.hf-footer li,
.hf-time-row p,
.hf-road p,
.hf-speaker-card p {
  color: var(--hf-muted);
  font-style: normal;
}

.hf-hero__date {
  margin: 32px 0 0;
  color: var(--hf-muted);
  font-family: var(--hf-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
}

.hf-actions {
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 40px;
}

.hf-stats,
.hf-bigstats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  max-width: 760px;
  margin-top: 64px;
}

.hf-stats div {
  border-left: 2px solid var(--hf-green);
  padding-left: 16px;
}

.hf-stats strong,
.hf-bigstats strong {
  display: block;
  color: var(--hf-white);
  font-family: var(--hf-display);
  font-size: 38px;
  line-height: 1;
}

.hf-stats span,
.hf-bigstats span,
.hf-mini-card small,
.hf-mini-card b,
.hf-time-row small {
  display: block;
  color: var(--hf-muted);
  font-family: var(--hf-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
}

.hf-section {
  border-bottom: 1px solid var(--hf-border);
  padding-block: 80px;
}

.hf-section blockquote {
  margin: 24px 0 0;
  color: var(--hf-white);
  font-family: var(--hf-display);
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1.15;
}

.hf-section-head {
  max-width: 760px;
  margin-bottom: 48px;
}

.hf-section-head h2,
.hf-center h2,
.hf-cta h2 {
  margin: 14px 0 0;
  font-size: clamp(34px, 5vw, 64px);
}

.hf-grid {
  display: grid;
  gap: 16px;
}

.hf-grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.hf-grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.hf-grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.hf-grid-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }

.hf-mini-card,
.hf-panel,
.hf-terminal,
.hf-speaker-card,
.hf-chip {
  border: 1px solid var(--hf-border);
  background: var(--hf-black-soft);
}

.hf-mini-card {
  min-height: 150px;
  padding: 20px;
  text-decoration: none;
  transition: border-color 180ms ease, box-shadow 180ms ease;
}

.hf-mini-card:hover,
.hf-panel:hover {
  border-color: var(--hf-green);
}

.hf-mini-card b {
  color: var(--hf-yellow);
  margin-top: 10px;
}

.hf-mini-card strong,
.hf-panel h3,
.hf-terminal h2,
.hf-terminal h3,
.hf-road h3,
.hf-speaker-card h3 {
  display: block;
  color: var(--hf-white);
  font-family: var(--hf-display);
  margin-top: 8px;
}

.hf-mini-card span {
  display: block;
  color: var(--hf-muted);
  font-size: 14px;
  margin-top: 8px;
}

.hf-panel {
  padding: 24px;
}

.hf-accent-green { border-color: rgba(159, 239, 0, 0.45); }
.hf-accent-red { border-color: rgba(254, 14, 42, 0.45); }
.hf-accent-yellow { border-color: rgba(255, 222, 89, 0.45); }
.hf-red { color: var(--hf-red); }
.hf-green { color: var(--hf-green); }
.hf-yellow { color: var(--hf-yellow); }

.hf-linkline {
  margin-top: 32px;
  font-family: var(--hf-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
}

.hf-bigstats {
  max-width: none;
  margin-top: 32px;
}

.hf-bigstats strong {
  color: var(--hf-green);
  font-size: clamp(42px, 6vw, 70px);
}

.hf-logo-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 1px;
  background: var(--hf-border);
}

.hf-logo-grid div {
  display: grid;
  min-height: 96px;
  place-items: center;
  background: var(--hf-black-soft);
  color: var(--hf-muted);
  font-family: var(--hf-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-align: center;
}

.hf-split {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 48px;
  align-items: center;
}

.hf-terminal__bar {
  border-bottom: 1px solid var(--hf-border);
  padding: 10px 14px;
  color: var(--hf-muted);
  font-family: var(--hf-mono);
  font-size: 11px;
}

.hf-terminal__body {
  padding: 24px;
}

.hf-log p {
  margin: 6px 0;
  color: var(--hf-white);
  font-family: var(--hf-mono);
  font-size: 13px;
}

.hf-log span {
  color: var(--hf-yellow);
}

.hf-cta {
  background: var(--hf-green);
  color: var(--hf-black);
}

.hf-cta .hf-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding-block: 72px;
}

.hf-cta h2,
.hf-cta .hf-mono,
.hf-cta h2 span {
  color: var(--hf-black);
}

.hf-page-head .hf-container {
  padding-block: clamp(80px, 10vw, 112px);
}

.hf-page-head h1 {
  max-width: 980px;
  margin: 16px 0 0;
  font-size: clamp(42px, 6vw, 72px);
}

.hf-page-head p {
  max-width: 760px;
  margin-top: 24px;
}

.hf-filterbar {
  position: sticky;
  top: 73px;
  z-index: 20;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  border-bottom: 1px solid var(--hf-border);
  background: rgba(0, 0, 0, 0.9);
  padding: 12px max(16px, calc((100vw - 1280px) / 2));
  backdrop-filter: blur(12px);
}

.hf-filterbar button {
  border: 1px solid var(--hf-border);
  background: transparent;
  color: var(--hf-muted);
  cursor: pointer;
  font-size: 11px;
  padding: 7px 12px;
}

.hf-filterbar button.is-active {
  border-color: var(--hf-green);
  background: var(--hf-green);
  color: var(--hf-black);
}

.hf-timeline {
  border-left: 1px solid var(--hf-border);
}

.hf-time-row {
  position: relative;
  display: grid;
  grid-template-columns: 86px 1fr;
  gap: 16px;
  padding: 18px 0 18px 20px;
}

.hf-time-row::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 27px;
  width: 9px;
  height: 9px;
  background: var(--hf-green);
}

.hf-time-row time,
.hf-time-row small,
.hf-table-wrap td:first-child {
  color: var(--hf-yellow);
  font-family: var(--hf-mono);
}

.hf-table-wrap {
  overflow-x: auto;
}

.hf-table-wrap table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--hf-mono);
  font-size: 14px;
}

.hf-table-wrap th,
.hf-table-wrap td {
  border-bottom: 1px solid var(--hf-border);
  padding: 14px;
  text-align: left;
}

.hf-accordion {
  border: 1px solid var(--hf-border);
  background: var(--hf-black-soft);
}

.hf-accordions {
  display: grid;
  gap: 12px;
}

.hf-accordion summary {
  cursor: pointer;
  list-style: none;
  padding: 18px 20px;
}

.hf-accordion summary::-webkit-details-marker {
  display: none;
}

.hf-accordion summary strong {
  color: var(--hf-white);
  font-family: var(--hf-display);
}

.hf-accordion summary small {
  display: block;
  color: var(--hf-muted);
  font-family: var(--hf-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
}

.hf-accordion > div {
  border-top: 1px solid var(--hf-border);
  color: var(--hf-muted);
  padding: 18px 20px;
}

.hf-prizes p {
  display: grid;
  grid-template-columns: 44px 1fr 80px;
  gap: 12px;
  border-bottom: 1px solid var(--hf-border);
  padding-block: 8px;
  font-family: var(--hf-mono);
}

.hf-prizes span { color: var(--hf-yellow); }
.hf-prizes b { color: var(--hf-green); text-align: right; }

.hf-lockbox {
  border: 1px solid rgba(254, 14, 42, 0.45);
  color: var(--hf-red);
  font-family: var(--hf-mono);
  font-size: 12px;
  padding: 16px;
}

.hf-center {
  text-align: center;
}

.hf-speaker-card {
  padding: 20px;
}

.hf-speaker-card > div {
  display: grid;
  aspect-ratio: 1;
  place-items: center;
  border: 1px solid var(--hf-border);
  color: var(--hf-muted);
  font-family: var(--hf-mono);
  font-size: 12px;
}

.hf-speaker-card small,
.hf-chip {
  color: var(--hf-green);
  font-family: var(--hf-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
}

.hf-speaker-card small {
  display: block;
  margin-top: 16px;
}

.hf-chip {
  padding: 16px;
  color: var(--hf-white);
}

.hf-road {
  position: relative;
}

.hf-road::before {
  content: "";
  position: absolute;
  left: 16px;
  top: 0;
  bottom: 0;
  width: 1px;
  background: var(--hf-border);
}

.hf-road__item {
  position: relative;
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 24px;
  padding-block: 24px;
}

.hf-road__item::before {
  content: "";
  position: absolute;
  left: 9px;
  top: 32px;
  width: 16px;
  height: 16px;
  border: 2px solid var(--hf-border);
  background: var(--hf-black);
}

.hf-road__item.is-active::before {
  border-color: var(--hf-green);
  background: var(--hf-green);
}

.hf-road time {
  padding-left: 36px;
  color: var(--hf-yellow);
  font-family: var(--hf-mono);
}

.hf-road__item > div {
  border: 1px solid var(--hf-border);
  background: var(--hf-black-soft);
  padding: 20px;
}

.hf-road__item.is-active > div {
  border-color: var(--hf-green);
}

.hf-form {
  display: grid;
  gap: 16px;
}

.hf-form label {
  display: grid;
  gap: 6px;
  color: var(--hf-yellow);
  font-family: var(--hf-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
}

.hf-form input,
.hf-form textarea {
  width: 100%;
  border: 1px solid var(--hf-border);
  background: var(--hf-black);
  color: var(--hf-white);
  font: 14px var(--hf-mono);
  padding: 10px 12px;
}

.hf-form__ok {
  color: var(--hf-green);
  font-family: var(--hf-mono);
  font-size: 12px;
}

.hf-footer {
  border-top: 1px solid var(--hf-border);
  background: var(--hf-black-soft);
  margin-top: 96px;
}

.hf-footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  padding-block: 64px;
}

.hf-footer__brand {
  color: var(--hf-white);
  font-family: var(--hf-display);
  font-size: 22px;
  font-weight: 700;
}

.hf-footer h4 {
  color: var(--hf-yellow);
  font-family: var(--hf-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hf-footer ul {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
}

.hf-footer a {
  color: var(--hf-muted);
  text-decoration: none;
}

.hf-footer__bottom {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  border-top: 1px solid var(--hf-border);
  padding-block: 24px;
  font-family: var(--hf-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.hf-countdown {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}

.hf-countdown span {
  border: 1px solid var(--hf-border);
  background: var(--hf-black-soft);
  padding: 16px;
  text-align: center;
}

.hf-countdown strong {
  display: block;
  color: var(--hf-green);
  font-family: var(--hf-display);
  font-size: 36px;
}

.hf-countdown em {
  color: var(--hf-muted);
  font: normal 10px var(--hf-mono);
  letter-spacing: 0.12em;
}

.hf-countdown.is-live strong,
.hf-countdown.is-ended strong {
  color: var(--hf-red);
  animation: hf-pulse-red 1.2s ease-in-out infinite;
}

@keyframes hf-pulse-red {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
  }
}

@media (max-width: 1024px) {
  .hf-nav__links,
  .hf-nav__cta {
    display: none;
  }

  .hf-nav__toggle {
    display: inline-flex;
  }

  .hf-mobile-menu.is-open {
    display: block;
  }

  .hf-grid-4,
  .hf-grid-5,
  .hf-footer__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .hf-grid-2,
  .hf-grid-3,
  .hf-grid-4,
  .hf-grid-5,
  .hf-split,
  .hf-stats,
  .hf-bigstats,
  .hf-logo-grid,
  .hf-footer__grid,
  .hf-countdown {
    grid-template-columns: 1fr;
  }

  .hf-cta .hf-container,
  .hf-footer__bottom {
    align-items: flex-start;
    flex-direction: column;
  }

  .hf-time-row {
    grid-template-columns: 72px 1fr;
  }
}