:root {
  color-scheme: dark;
  --bg: #05070b;
  --bg-elevated: #090d14;
  --panel: rgba(255, 255, 255, 0.04);
  --panel-strong: rgba(255, 255, 255, 0.06);
  --line: rgba(255, 255, 255, 0.09);
  --line-strong: rgba(255, 255, 255, 0.16);
  --text: #f4f7fb;
  --muted: rgba(244, 247, 251, 0.72);
  --subtle: rgba(244, 247, 251, 0.44);
  --accent: #dbe6f7;
  --accent-soft: rgba(219, 230, 247, 0.14);
  --success: #9de4b8;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.42);
  --container: min(1180px, calc(100% - 40px));
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 50% -10%, rgba(255, 255, 255, 0.08), transparent 30%),
    linear-gradient(180deg, #04060a 0%, #060911 42%, #04060a 100%);
  color: var(--text);
  font-family: "Geist", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-feature-settings: "liga" 1;
  text-rendering: optimizeLegibility;
}

::selection {
  background: rgba(219, 230, 247, 0.24);
}

a {
  color: inherit;
}

img {
  display: block;
  max-width: 100%;
}

h1,
h2,
h3,
p,
dl,
dd,
dt {
  margin: 0;
}

code,
.eyebrow,
.section-label,
.release-strip,
.masthead-links,
.proof-label,
.flow-index,
.terminal-path,
.terminal-body,
.install-command,
.install-notes,
.footer-meta {
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.skip-link {
  position: absolute;
  left: 18px;
  top: -48px;
  z-index: 50;
  padding: 10px 14px;
  border-radius: 10px;
  background: #fff;
  color: #04060a;
  text-decoration: none;
}

.skip-link:focus {
  top: 18px;
}

.background,
#field-canvas,
.background-grid,
.background-beam,
.background-glow,
.background-noise,
.background-vignette {
  position: fixed;
  inset: 0;
  pointer-events: none;
}

.background {
  z-index: 0;
}

#field-canvas {
  width: 100vw;
  height: 100vh;
  display: block;
  z-index: 0;
  opacity: 0.92;
}

.background-grid {
  z-index: 1;
  opacity: 0.24;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.024) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.018) 1px, transparent 1px);
  background-size: 78px 78px;
  mask-image: radial-gradient(circle at 50% 28%, black 0%, black 44%, transparent 84%);
}

.background-beam {
  z-index: 1;
  background:
    radial-gradient(ellipse at 50% -6%, rgba(255, 255, 255, 0.13) 0%, rgba(255, 255, 255, 0.04) 24%, transparent 58%),
    radial-gradient(ellipse at 50% 8%, rgba(122, 162, 214, 0.1) 0%, rgba(122, 162, 214, 0.03) 22%, transparent 48%);
  mix-blend-mode: screen;
}

.background-glow-a {
  z-index: 1;
  background:
    radial-gradient(circle at 18% 18%, rgba(255, 255, 255, 0.06), transparent 26%),
    radial-gradient(circle at 72% 20%, rgba(110, 141, 190, 0.1), transparent 22%);
}

.background-glow-b {
  z-index: 1;
  background:
    radial-gradient(circle at 32% 62%, rgba(88, 116, 164, 0.08), transparent 28%),
    radial-gradient(circle at 78% 62%, rgba(255, 255, 255, 0.04), transparent 24%);
  filter: blur(26px);
}

.background-noise {
  z-index: 2;
  opacity: 0.08;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180' viewBox='0 0 180 180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.92' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(%23n)' opacity='0.75'/%3E%3C/svg%3E");
  mix-blend-mode: soft-light;
}

.background-vignette {
  z-index: 2;
  background: radial-gradient(circle at center, transparent 44%, rgba(0, 0, 0, 0.22) 74%, rgba(0, 0, 0, 0.46) 100%);
}

.shell {
  position: relative;
  z-index: 5;
  width: var(--container);
  margin: 0 auto;
  padding: 18px 0 28px;
}

.frame-line {
  position: relative;
}

.frame-line::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.14), transparent);
}

.masthead {
  display: grid;
  grid-template-columns: auto auto 1fr auto;
  gap: 16px;
  align-items: center;
  padding: 14px 0 18px;
}

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

.brand-mark {
  width: auto;
  height: 104px;
  display: block;
  flex-shrink: 0;
  filter: drop-shadow(0 10px 24px rgba(0, 0, 0, 0.22));
}

.brand-word {
  color: #f3f7fd;
  font-family: "Geist", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 2rem;
  font-weight: 600;
  letter-spacing: -0.06em;
  line-height: 1;
}

.release-strip,
.masthead-links a,
.masthead-source,
.hero-proof span,
.button,
.proof-band > div,
.flow-step,
.usage-row,
.usage-panel,
.install-card,
.hero-terminal {
  border: 1px solid var(--line);
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.01) inset;
}

.release-strip {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 10px;
  min-height: 40px;
  align-items: center;
  padding: 0 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.026);
  color: var(--muted);
  font-size: 0.73rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.masthead-links {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  flex-wrap: wrap;
}

.masthead-links a,
.masthead-source {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 0 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.03);
  color: var(--muted);
  font-size: 0.76rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
}

.masthead-links a:hover,
.masthead-source:hover,
.hero-proof span:hover,
.proof-band > div:hover,
.flow-step:hover,
.usage-row:hover,
.usage-panel:hover,
.install-card:hover,
.hero-terminal:hover {
  border-color: var(--line-strong);
}

.hero,
.statement,
.flow,
.usage,
.install,
.footer {
  padding: 44px 0;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 490px);
  gap: 28px;
  align-items: start;
}

.hero-copy {
  position: relative;
  padding: 10px 18px 14px 0;
}

.hero-copy::before {
  content: "";
  position: absolute;
  inset: -34px -18px -26px -44px;
  border-radius: 42px;
  background:
    radial-gradient(circle at 38% 34%, rgba(4, 8, 14, 0.82), rgba(4, 8, 14, 0.48) 38%, transparent 76%),
    linear-gradient(90deg, rgba(4, 8, 14, 0.56), rgba(4, 8, 14, 0.14) 62%, transparent 100%);
  filter: blur(10px);
  z-index: -1;
}

.eyebrow,
.section-label,
.proof-label,
.usage-panel-label {
  color: var(--subtle);
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero h1,
.section-intro h2 {
  color: var(--text);
  font-weight: 600;
  letter-spacing: -0.07em;
}

.hero h1 {
  margin-top: 14px;
  max-width: 11ch;
  font-size: clamp(3.2rem, 6vw, 5.2rem);
  line-height: 0.96;
  text-shadow: 0 0 28px rgba(14, 24, 40, 0.3);
}

.hero-body,
.statement-copy p,
.flow-step p,
.usage-row p,
.usage-panel p,
.install-copy,
.footer-copy p {
  color: var(--muted);
  line-height: 1.7;
}

.hero-body {
  margin-top: 18px;
  max-width: 58ch;
  font-size: 1.05rem;
}

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

.hero-actions {
  margin-top: 24px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 999px;
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: -0.02em;
}

.button-primary {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(219, 230, 247, 0.9));
  color: #04060a;
  border-color: rgba(255, 255, 255, 0.84);
}

.button-secondary {
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
}

.hero-proof {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 22px;
}

.hero-proof span {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.024);
  color: var(--muted);
  font-size: 0.82rem;
  backdrop-filter: blur(10px);
}

.hero-terminal {
  position: relative;
  overflow: hidden;
  border-radius: 22px;
  background: linear-gradient(180deg, rgba(11, 15, 22, 0.84), rgba(6, 8, 12, 0.84));
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px) saturate(130%);
}

.hero-terminal::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.04), transparent 36%),
    radial-gradient(circle at 72% 10%, rgba(111, 148, 197, 0.18), transparent 28%);
  opacity: 0.8;
}

.terminal-bar,
.terminal-body {
  position: relative;
  z-index: 1;
}

.terminal-bar {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 16px;
  align-items: center;
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.025);
}

.terminal-bar strong {
  font-size: 0.88rem;
  font-weight: 500;
  letter-spacing: -0.02em;
}

.terminal-dots {
  display: inline-flex;
  gap: 6px;
}

.terminal-dots i {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
}

.terminal-dots i:nth-child(1) { background: rgba(255, 255, 255, 0.52); }
.terminal-dots i:nth-child(2) { background: rgba(219, 230, 247, 0.54); }
.terminal-dots i:nth-child(3) { background: rgba(157, 228, 184, 0.48); }

.terminal-path {
  color: var(--subtle);
  font-size: 0.73rem;
}

.terminal-body {
  display: grid;
  gap: 10px;
  padding: 18px 18px 20px;
  font-size: 0.88rem;
  line-height: 1.7;
}

.terminal-line {
  color: rgba(244, 247, 251, 0.74);
  transition: color 240ms ease, transform 240ms ease, text-shadow 240ms ease;
}

.terminal-line.is-active {
  color: #fff;
  transform: translateX(2px);
  text-shadow: 0 0 16px rgba(171, 198, 238, 0.22);
}

.terminal-line-result {
  color: var(--success);
}

.proof-band {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  padding: 14px 0 44px;
}

.proof-band.frame-line::before {
  display: none;
}

.proof-band > div {
  border-radius: 16px;
  padding: 16px 16px 14px;
  background: rgba(255, 255, 255, 0.022);
  backdrop-filter: blur(10px);
}

.proof-band strong {
  display: block;
  margin-top: 10px;
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: -0.03em;
}

.statement,
.install {
  display: grid;
  grid-template-columns: minmax(0, 0.96fr) minmax(320px, 0.9fr);
  gap: 26px;
  align-items: start;
}

.section-intro h2 {
  margin-top: 14px;
  max-width: 12ch;
  font-size: clamp(2.4rem, 4.8vw, 4.2rem);
  line-height: 0.98;
}

.statement-copy {
  display: grid;
  gap: 16px;
  padding-top: 8px;
}

.flow-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 24px;
}

.flow-step {
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.024);
  padding: 18px;
  backdrop-filter: blur(8px);
}

.flow-index {
  color: var(--subtle);
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.flow-step h3 {
  margin-top: 18px;
  font-size: 1.3rem;
  font-weight: 500;
  letter-spacing: -0.04em;
}

.flow-step p {
  margin-top: 10px;
}

.usage-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
  gap: 18px;
  margin-top: 24px;
  align-items: start;
}

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

.usage-row,
.usage-panel,
.install-card {
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.024);
  backdrop-filter: blur(8px);
}

.usage-row {
  display: grid;
  grid-template-columns: minmax(180px, 220px) minmax(0, 1fr);
  gap: 18px;
  padding: 16px 18px;
}

.usage-row span {
  font-size: 0.98rem;
  font-weight: 500;
  letter-spacing: -0.03em;
}

.usage-panel {
  padding: 18px;
}

.usage-panel p {
  margin-top: 14px;
}

.meta-list {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}

.meta-list div {
  display: grid;
  gap: 5px;
  padding-top: 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.07);
}

.meta-list dt {
  color: var(--subtle);
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.meta-list dd {
  font-size: 0.98rem;
  font-weight: 500;
  letter-spacing: -0.03em;
}

.install-copy {
  margin-top: 16px;
  max-width: 54ch;
}

.install-card {
  padding: 18px;
}

.install-command {
  padding: 16px 18px;
  border-radius: 16px;
  background: rgba(3, 5, 9, 0.9);
  color: #fff;
  font-size: 0.92rem;
  line-height: 1.6;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.install-notes {
  display: grid;
  gap: 10px;
  margin-top: 16px;
  color: var(--muted);
  font-size: 0.82rem;
  letter-spacing: 0.02em;
}

.install-notes span {
  color: var(--subtle);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.72rem;
}

.install-notes code {
  display: block;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.07);
  background: rgba(255, 255, 255, 0.024);
  color: var(--text);
  font-size: 0.84rem;
  overflow-wrap: anywhere;
}

.install-actions {
  margin-top: 18px;
}

.footer {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: flex-end;
  padding-bottom: 20px;
}

.footer-copy {
  display: grid;
  gap: 8px;
}

.footer-copy p:first-child {
  font-size: 0.96rem;
}

.footer-meta {
  color: var(--subtle);
  font-size: 0.78rem;
  letter-spacing: 0.05em;
}

.footer-link {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  color: var(--muted);
}

[data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 520ms ease, transform 520ms ease;
}

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

@media (max-width: 1100px) {
  .masthead {
    grid-template-columns: 1fr;
    justify-items: start;
  }

  .masthead-links {
    justify-content: flex-start;
  }

  .hero,
  .statement,
  .install,
  .usage-grid {
    grid-template-columns: 1fr;
  }

  .hero h1,
  .section-intro h2 {
    max-width: none;
  }
}

@media (max-width: 820px) {
  .proof-band,
  .flow-grid {
    grid-template-columns: 1fr 1fr;
  }

  .usage-row {
    grid-template-columns: 1fr;
  }

  .terminal-bar {
    grid-template-columns: 1fr;
    justify-items: start;
  }
}

@media (max-width: 640px) {
  :root {
    --container: min(100%, calc(100% - 20px));
  }

  .hero,
  .statement,
  .flow,
  .usage,
  .install,
  .footer {
    padding: 34px 0;
  }

  .hero h1 {
    font-size: clamp(2.7rem, 14vw, 4rem);
  }

  .section-intro h2 {
    font-size: clamp(2rem, 10vw, 3rem);
  }

  .proof-band,
  .flow-grid {
    grid-template-columns: 1fr;
  }

  .hero-actions,
  .install-actions,
  .masthead-links {
    width: 100%;
  }

  .button,
  .masthead-links a,
  .masthead-source {
    width: 100%;
  }

  .release-strip {
    width: 100%;
    justify-content: center;
  }

  .footer {
    flex-direction: column;
    align-items: flex-start;
  }
}

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

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }

  [data-reveal] {
    opacity: 1;
    transform: none;
  }
}