:root {
  color-scheme: light;
  --bg: #e9f1fb;
  --bg-elevated: rgba(255, 255, 255, 0.72);
  --bg-strong: rgba(255, 255, 255, 0.9);
  --text: #05101a;
  --muted: rgba(5, 16, 26, 0.72);
  --line: rgba(7, 45, 93, 0.16);
  --accent: #0057ff;
  --accent-strong: #031a52;
  --accent-soft: #08d4ff;
  --accent-warm: #ff5f6d;
  --glow: rgba(0, 87, 255, 0.22);
  --glow-strong: rgba(8, 212, 255, 0.18);
  --shadow: 0 30px 80px rgba(2, 19, 58, 0.14);
  --shadow-strong: 0 36px 110px rgba(0, 69, 205, 0.22);
  --grid: rgba(6, 57, 126, 0.18);
  --button-text: #f5fbff;
  --surface-outline: rgba(3, 26, 82, 0.9);
  --topbar: rgba(248, 252, 255, 0.78);
  --hero-radial: radial-gradient(circle at 20% 20%, rgba(8, 212, 255, 0.32), transparent 32%),
    radial-gradient(circle at 85% 15%, rgba(255, 95, 109, 0.24), transparent 26%),
    radial-gradient(circle at 50% 50%, rgba(0, 87, 255, 0.14), transparent 48%);
}

html.dark {
  color-scheme: dark;
  --bg: #040814;
  --bg-elevated: rgba(9, 16, 31, 0.72);
  --bg-strong: rgba(12, 19, 36, 0.92);
  --text: #f6fbff;
  --muted: rgba(228, 240, 255, 0.72);
  --line: rgba(124, 215, 255, 0.18);
  --accent: #73f0ff;
  --accent-strong: #8f78ff;
  --accent-soft: #4cf6cb;
  --accent-warm: #ff8ab3;
  --glow: rgba(115, 240, 255, 0.26);
  --glow-strong: rgba(143, 120, 255, 0.22);
  --shadow: 0 34px 120px rgba(0, 0, 0, 0.42);
  --shadow-strong: 0 40px 140px rgba(14, 170, 255, 0.24);
  --grid: rgba(130, 232, 255, 0.18);
  --button-text: #07101c;
  --surface-outline: rgba(115, 240, 255, 0.82);
  --topbar: rgba(6, 11, 23, 0.68);
  --hero-radial: radial-gradient(circle at 15% 18%, rgba(76, 246, 203, 0.18), transparent 30%),
    radial-gradient(circle at 83% 12%, rgba(143, 120, 255, 0.2), transparent 26%),
    radial-gradient(circle at 50% 48%, rgba(13, 151, 255, 0.12), transparent 50%);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
  font-family: "Space Grotesk", sans-serif;
  background: var(--hero-radial), var(--bg);
  color: var(--text);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image: linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(circle at center, black 18%, transparent 82%);
  opacity: 0.36;
  pointer-events: none;
}

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

button {
  font: inherit;
}

.page-aura,
.page-orbit {
  position: fixed;
  pointer-events: none;
  z-index: 0;
}

.page-aura {
  inset: auto 0 4rem 0;
  height: 30rem;
  background: linear-gradient(90deg, transparent, var(--glow), transparent);
  filter: blur(90px);
  opacity: 0.7;
}

.page-orbit {
  width: 34rem;
  height: 34rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  filter: blur(0.1px);
}

.page-orbit--left {
  top: 7rem;
  left: -12rem;
  box-shadow: inset 0 0 120px var(--glow-strong);
  animation: spin-slow 22s linear infinite;
}

.page-orbit--right {
  right: -10rem;
  bottom: 12rem;
  box-shadow: inset 0 0 120px var(--glow);
  animation: spin-slow 28s linear infinite reverse;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  width: min(1180px, calc(100% - 2rem));
  margin: 1.2rem auto 0;
  padding: 0.9rem 1rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--topbar);
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 3rem;
  height: 3rem;
  border: 1px solid var(--surface-outline);
  border-radius: 0.95rem;
  font-family: "Orbitron", sans-serif;
  font-weight: 900;
  letter-spacing: 0.08em;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.02));
  box-shadow: 0 0 30px var(--glow);
}

.brand-copy {
  display: grid;
  gap: 0.2rem;
}

.brand-copy span,
.nav a,
.theme-switch span,
.eyebrow,
.rail-kicker,
.signal-label,
.deploy-grid span,
.pulse-grid span,
.hero-strip span,
.signal-panel__top span {
  font-family: "IBM Plex Mono", monospace;
  text-transform: uppercase;
  letter-spacing: 0.18em;
}

.brand-copy span,
.nav a,
.theme-switch span,
.eyebrow,
.signal-label,
.deploy-grid span,
.pulse-grid span,
.hero-strip span,
.signal-panel__top span {
  font-size: 0.7rem;
  color: var(--muted);
}

.brand-copy strong {
  font-size: 0.95rem;
}

.nav {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.nav a {
  position: relative;
  padding-bottom: 0.2rem;
}

.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 180ms ease;
}

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

.theme-switch {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.7rem 0.95rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--bg-strong);
  color: var(--text);
  cursor: pointer;
}

.theme-switch strong {
  font-size: 0.92rem;
}

.section-shell {
  position: relative;
  z-index: 1;
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  gap: 2rem;
  align-items: start;
  padding: 4.5rem 0 2.4rem;
}

.hero-copy {
  display: grid;
  gap: 1.3rem;
  min-width: 0;
}

.hero h1,
.section-heading h2,
.signal-panel__body h2,
.deploy-card h2 {
  margin: 0;
  font-family: "Orbitron", sans-serif;
  line-height: 0.92;
  letter-spacing: -0.04em;
}

.hero h1 {
  font-size: clamp(4rem, 9vw, 8rem);
  text-transform: uppercase;
  text-wrap: balance;
}

.hero-title {
  display: grid;
  gap: 0.35rem;
  max-width: 8.2ch;
}

.hero-title__lead {
  display: block;
}

.hero-title__live {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  margin-top: 0.35rem;
  padding: 0.42rem 0.85rem 0.5rem;
  border: 1px solid var(--surface-outline);
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: var(--button-text);
  box-shadow: var(--shadow-strong);
  font-family: "IBM Plex Mono", monospace;
  font-size: clamp(1.6rem, 3.3vw, 2.7rem);
  font-weight: 700;
  letter-spacing: 0.18em;
  line-height: 1;
  text-transform: uppercase;
}

.lede,
.section-heading p,
.manifest-card p,
.rail-card p,
.deploy-card p,
.pulse-grid p,
.signal-panel p {
  margin: 0;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
}

.action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.25rem;
  padding: 0.85rem 1.4rem;
  border-radius: 999px;
  border: 1px solid transparent;
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.action:hover,
.action:focus-visible,
.theme-switch:hover,
.theme-switch:focus-visible,
.nav a:focus-visible {
  transform: translateY(-2px);
}

.action--solid {
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: var(--button-text);
  box-shadow: var(--shadow-strong);
}

.action--ghost {
  border-color: var(--line);
  background: var(--bg-elevated);
}

.hero-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.hero-strip li {
  display: grid;
  gap: 0.35rem;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: 1.4rem;
  background: var(--bg-elevated);
  box-shadow: var(--shadow);
}

.hero-strip strong,
.pulse-grid strong,
.deploy-grid strong,
.signal-panel strong,
.manifest-card h3,
.rail-card h3 {
  font-size: 1.15rem;
}

.hero-stage {
  position: relative;
  display: grid;
  gap: 1rem;
  min-height: 42rem;
  padding: 1.6rem;
  border: 1px solid var(--line);
  border-radius: 2rem;
  overflow: hidden;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.02));
  box-shadow: var(--shadow-strong);
}

.stage-floor {
  position: absolute;
  inset: auto -12% -25% -12%;
  height: 60%;
  background-image: linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 46px 46px;
  transform: perspective(1100px) rotateX(76deg);
  transform-origin: bottom center;
  opacity: 0.64;
}

.signal-panel,
.manifest-card,
.rail-card,
.pulse-board,
.deploy-card {
  position: relative;
  border: 1px solid var(--line);
  background: var(--bg-elevated);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.signal-panel {
  display: grid;
  gap: 1rem;
  padding: 1.4rem;
  border-radius: 1.6rem;
}

.signal-panel--primary {
  min-height: 19rem;
}

.signal-panel--secondary,
.signal-panel--accent {
  align-content: start;
}

.signal-panel--accent {
  background: linear-gradient(135deg, rgba(255, 95, 109, 0.1), rgba(0, 87, 255, 0.08)), var(--bg-elevated);
}

.signal-panel__top,
.pulse-board__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.signal-panel__body {
  display: grid;
  gap: 1rem;
}

.signal-panel__body h2 {
  font-size: clamp(1.9rem, 3vw, 3rem);
}

.signal-meter {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 0.7rem;
  align-items: end;
  min-height: 8rem;
}

.signal-meter span {
  display: block;
  height: var(--value);
  min-height: 1.8rem;
  border-radius: 999px;
  background: linear-gradient(180deg, var(--accent-soft), var(--accent));
  box-shadow: 0 0 24px var(--glow);
}

.signal-stack {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.section-grid {
  display: grid;
  gap: 1.5rem;
  padding: 2rem 0;
}

.section-grid--wide {
  padding-top: 3.5rem;
}

.section-heading {
  display: grid;
  gap: 0.9rem;
  max-width: 44rem;
}

.section-heading h2,
.deploy-card h2 {
  font-size: clamp(2.4rem, 5vw, 4.3rem);
  text-transform: uppercase;
}

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

.manifest-card,
.rail-card {
  padding: 1.5rem;
  border-radius: 1.6rem;
}

.manifest-card {
  display: grid;
  gap: 1rem;
  min-height: 18rem;
}

.card-index {
  font-family: "Orbitron", sans-serif;
  font-size: 1.1rem;
  color: var(--accent);
}

.release-rail {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.rail-card {
  display: grid;
  gap: 0.85rem;
  min-height: 15rem;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02)), var(--bg-elevated);
}

.rail-kicker {
  font-size: 0.68rem;
  color: var(--accent);
}

.pulse-shell,
.deploy-shell {
  padding: 2.2rem 0 0;
}

.pulse-board,
.deploy-card {
  padding: 1.6rem;
  border-radius: 2rem;
}

.pulse-board {
  display: grid;
  gap: 1.4rem;
}

.pulse-grid,
.deploy-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.download-rail {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  gap: 1rem;
  margin-top: 1.5rem;
}

.download-card {
  display: grid;
  align-content: start;
  gap: 0.95rem;
  padding: 1.4rem;
  border: 1px solid var(--line);
  border-radius: 1.6rem;
  background: var(--bg-strong);
  box-shadow: var(--shadow);
}

.download-card--available {
  background: linear-gradient(180deg, rgba(0, 87, 255, 0.14), rgba(255, 255, 255, 0.02)), var(--bg-strong);
}

.download-card--pending {
  background: linear-gradient(180deg, rgba(255, 95, 109, 0.1), rgba(255, 255, 255, 0.02)), var(--bg-strong);
}

.download-state,
.download-notes span {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--muted);
}

.download-card h3 {
  margin: 0;
  font-size: 1.4rem;
}

.download-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

.download-card strong {
  color: var(--text);
}

.download-card--wide {
  grid-column: 1 / -1;
}

.download-card code {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.8rem;
  color: var(--text);
}

.download-card pre {
  margin: 0;
  padding: 0.9rem 1rem;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: var(--bg-elevated);
}

.download-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.download-links a:not(.action) {
  display: inline-flex;
  align-items: center;
  min-height: 2.8rem;
  padding: 0.7rem 1rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--bg-elevated);
}

.download-notes {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.download-notes div {
  display: grid;
  gap: 0.55rem;
  padding: 1.15rem;
  border-radius: 1.3rem;
  background: var(--bg-strong);
  border: 1px solid var(--line);
}

.download-notes strong {
  font-size: 1.05rem;
}

.pulse-grid article,
.deploy-grid div {
  display: grid;
  gap: 0.55rem;
  padding: 1.15rem;
  border-radius: 1.3rem;
  background: var(--bg-strong);
  border: 1px solid var(--line);
}

.footer {
  position: relative;
  z-index: 1;
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 3rem 0 4rem;
  color: var(--muted);
  text-align: center;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(34px);
  transition: opacity 700ms cubic-bezier(0.2, 1, 0.2, 1), transform 700ms cubic-bezier(0.2, 1, 0.2, 1);
  transition-delay: var(--reveal-delay, 0s);
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

.action:focus-visible,
.theme-switch:focus-visible,
.nav a:focus-visible {
  outline: 2px solid var(--accent-soft);
  outline-offset: 4px;
}

@keyframes spin-slow {
  from {
    transform: rotate(0deg);
  }

  to {
    transform: rotate(360deg);
  }
}

@media (max-width: 1080px) {
  .hero,
  .manifesto-grid,
  .signal-stack,
  .release-rail,
  .pulse-grid,
  .deploy-grid,
  .download-rail,
  .download-notes {
    grid-template-columns: 1fr;
  }

  .hero-stage {
    min-height: auto;
  }

  .hero-title {
    max-width: none;
  }
}

@media (min-width: 1440px) {
  .section-shell,
  .topbar,
  .footer {
    width: min(1380px, calc(100% - 3rem));
  }

  .hero {
    grid-template-columns: minmax(0, 0.96fr) minmax(34rem, 0.84fr);
    gap: 3rem;
    padding-top: 3.4rem;
  }

  .hero h1 {
    font-size: clamp(3.6rem, 5.8vw, 6.3rem);
  }

  .hero-title {
    max-width: 6.9ch;
  }

  .hero-stage {
    min-height: 0;
  }
}

@media (max-width: 800px) {
  .topbar {
    flex-wrap: wrap;
    justify-content: center;
    border-radius: 1.4rem;
  }

  .nav {
    order: 3;
    width: 100%;
    justify-content: center;
    flex-wrap: wrap;
  }

  .hero {
    padding-top: 3rem;
  }

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

  .section-heading h2,
  .deploy-card h2 {
    font-size: 2.3rem;
  }
}

@media (max-width: 560px) {
  .section-shell,
  .topbar,
  .footer {
    width: min(100% - 1rem, 1180px);
  }

  .hero h1 {
    font-size: 3.2rem;
  }

  .action,
  .theme-switch {
    width: 100%;
  }

  .hero-actions {
    flex-direction: column;
  }

  .hero-stage,
  .pulse-board,
  .deploy-card,
  .manifest-card,
  .rail-card,
  .signal-panel {
    border-radius: 1.25rem;
  }
}
.download-recommended {
  display: grid;
  justify-items: start;
  gap: 0.8rem;
  margin-top: 1.5rem;
  padding: 1.4rem;
  border: 1px solid var(--line);
  border-radius: 1.6rem;
  background: linear-gradient(180deg, rgba(0, 87, 255, 0.14), rgba(255, 255, 255, 0.02)), var(--bg-strong);
  box-shadow: var(--shadow);
}

.download-recommended[hidden] {
  display: none;
}

.download-recommended__label {
  margin: 0;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--muted);
}

.download-recommended__hint {
  margin: 0;
  color: var(--muted);
}

.download-card .action.is-recommended {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}