:root {
  --bg: #03070c;
  --bg-soft: #07101a;
  --surface: #0b121b;
  --surface-2: #0f1824;
  --text: #f7f9fc;
  --muted: #8f9bab;
  --line: rgba(156, 183, 212, 0.18);
  --line-bright: rgba(112, 185, 255, 0.42);
  --blue: #1687ff;
  --blue-2: #46b4ff;
  --cyan: #49e3ea;
  --green: #43d17b;
  --font: "SF Pro Display", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --gutter: clamp(1.25rem, 4vw, 4.5rem);
  --radius: 1.4rem;
  --header-height: 5rem;
}

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

html {
  scroll-behavior: smooth;
  scrollbar-color: var(--blue) var(--bg);
  overflow-x: clip;
}

body {
  margin: 0;
  overflow-x: hidden;
  color: var(--text);
  background:
    radial-gradient(circle at 79% 4%, rgba(25, 115, 219, 0.1), transparent 28rem),
    linear-gradient(180deg, #020509, var(--bg) 14%, #030810 68%, #02060a);
  font-family: var(--font);
  -webkit-font-smoothing: antialiased;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  content: "";
  opacity: 0.28;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.08'/%3E%3C/svg%3E");
}

::selection {
  color: white;
  background: rgba(22, 135, 255, 0.65);
}

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button {
  color: inherit;
  font: inherit;
}

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

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  top: 1rem;
  left: 1rem;
  z-index: 1000;
  padding: 0.8rem 1rem;
  color: white;
  background: var(--blue);
  transform: translateY(-160%);
  transition: transform 180ms ease;
}

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

.boot {
  position: fixed;
  inset: 0;
  z-index: 999;
  display: grid;
  place-content: center;
  justify-items: center;
  gap: 1.25rem;
  background: #020509;
  transition: opacity 520ms ease, visibility 520ms ease;
}

.boot.is-complete {
  visibility: hidden;
  opacity: 0;
}

.boot p {
  margin: 0;
  font-size: 0.8rem;
  font-weight: 650;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.boot__mark {
  display: flex;
  align-items: end;
  gap: 0.35rem;
  height: 2rem;
}

.boot__mark span {
  width: 0.35rem;
  border-radius: 99px;
  background: var(--blue);
  box-shadow: 0 0 1rem rgba(22, 135, 255, 0.7);
  animation: boot-bars 0.8s ease-in-out infinite alternate;
}

.boot__mark span:nth-child(1) { height: 42%; }
.boot__mark span:nth-child(2) { height: 100%; animation-delay: -0.32s; background: var(--cyan); }
.boot__mark span:nth-child(3) { height: 65%; animation-delay: -0.58s; }

@keyframes boot-bars {
  to { height: 18%; opacity: 0.4; }
}

.page-progress {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 120;
  width: 100%;
  height: 2px;
  pointer-events: none;
}

.page-progress span {
  display: block;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, var(--blue), var(--cyan));
  box-shadow: 0 0 0.8rem rgba(70, 180, 255, 0.8);
  transform: scaleX(0);
  transform-origin: left;
}

#signal-canvas {
  position: fixed;
  inset: 0;
  z-index: -1;
  width: 100%;
  height: 100%;
  pointer-events: none;
  opacity: 0.38;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  height: var(--header-height);
  padding: 0 var(--gutter);
  border-bottom: 1px solid transparent;
  transition: height 280ms ease, background 280ms ease, border-color 280ms ease;
}

.site-header.is-scrolled {
  height: 4.25rem;
  border-color: var(--line);
  background: rgba(3, 7, 12, 0.78);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  backdrop-filter: blur(18px) saturate(140%);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 1.14rem;
  font-weight: 720;
  letter-spacing: -0.035em;
}

.brand__mark {
  width: 2rem;
  height: 2rem;
  border-radius: 0.48rem;
  object-fit: cover;
  box-shadow: 0 0.45rem 1.2rem rgba(9, 96, 210, 0.24);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(1.2rem, 2.5vw, 2.6rem);
}

.site-nav a {
  position: relative;
  color: #c2cad5;
  font-size: 0.88rem;
  transition: color 180ms ease;
}

.site-nav a::after {
  position: absolute;
  right: 0;
  bottom: -0.55rem;
  left: 0;
  height: 1px;
  content: "";
  background: var(--blue-2);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 220ms ease;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: white;
}

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

.site-nav .nav-github {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: white;
}

.nav-github svg {
  width: 0.9rem;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.4;
}

.menu-toggle {
  display: none;
  width: 2.7rem;
  height: 2.7rem;
  padding: 0.65rem;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: transparent;
}

.menu-toggle > span:not(.sr-only) {
  display: block;
  width: 100%;
  height: 1px;
  margin: 0.3rem 0;
  background: white;
  transition: transform 200ms ease, opacity 200ms ease;
}

.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(30rem, 0.95fr) minmax(28rem, 1.05fr);
  align-items: center;
  min-height: 100svh;
  padding: calc(var(--header-height) + 4rem) var(--gutter) 7rem;
  isolation: isolate;
}

.hero::after {
  position: absolute;
  right: -12%;
  bottom: 2%;
  z-index: -1;
  width: 70%;
  height: 45%;
  content: "";
  background: radial-gradient(ellipse, rgba(22, 135, 255, 0.17), transparent 65%);
  filter: blur(30px);
  transform: rotate(-8deg);
}

.hero__copy {
  position: relative;
  z-index: 4;
  align-self: center;
  min-width: 0;
  padding-top: 1rem;
}

.hero__icon {
  width: 5.4rem;
  height: 5.4rem;
  margin: 0 0 1.7rem;
  border-radius: 1.28rem;
  object-fit: cover;
  box-shadow: 0 1.1rem 3.5rem rgba(0, 95, 214, 0.3);
}

.hero h1 {
  max-width: 12ch;
  margin: 0;
  font-size: clamp(4.2rem, 6.1vw, 7rem);
  font-weight: 760;
  line-height: 0.86;
  letter-spacing: -0.075em;
}

.hero h1 > span {
  display: block;
  overflow: hidden;
}

.hero h1 > span::before {
  display: block;
  content: attr(data-copy);
}

.hero h1 > span {
  opacity: 0;
  transform: translateY(105%);
  animation: title-in 0.95s cubic-bezier(0.2, 0.7, 0.1, 1) forwards;
}

.hero h1 > span:nth-child(2) { animation-delay: 90ms; }
.hero h1 > span:nth-child(3) { animation-delay: 180ms; }

@keyframes title-in {
  to { opacity: 1; transform: translateY(0); }
}

.hero__lede {
  max-width: 29rem;
  margin: 2rem 0 0;
  color: #abb5c2;
  font-size: clamp(1.05rem, 1.35vw, 1.32rem);
  line-height: 1.55;
}

.hero__actions,
.final-cta__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.85rem;
  margin-top: 2.2rem;
}

.button {
  --mx: 0px;
  --my: 0px;
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.85rem;
  min-height: 3.5rem;
  padding: 0 1.35rem;
  overflow: hidden;
  border: 1px solid transparent;
  border-radius: 0.6rem;
  font-size: 0.94rem;
  font-weight: 620;
  transform: translate(var(--mx), var(--my));
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.button::before {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(110deg, transparent 20%, rgba(255,255,255,0.24), transparent 80%);
  transform: translateX(-120%);
  transition: transform 550ms ease;
}

.button:hover::before {
  transform: translateX(120%);
}

.button span,
.button svg {
  position: relative;
  z-index: 1;
}

.button svg {
  width: 1.1rem;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.6;
  transition: transform 180ms ease;
}

.button:hover svg {
  transform: translateX(0.22rem);
}

.button--primary {
  border-color: #268cff;
  background: linear-gradient(135deg, #0867df, #238ffb);
  box-shadow: 0 0.7rem 2.6rem rgba(9, 99, 224, 0.25), inset 0 1px rgba(255,255,255,0.18);
}

.button--ghost {
  border-color: rgba(73, 227, 234, 0.55);
  background: rgba(4, 11, 17, 0.55);
}

.button:focus-visible,
.capability-rail button:focus-visible,
.menu-toggle:focus-visible,
.text-link:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 4px;
}

.hero__visual {
  position: relative;
  z-index: 2;
  width: min(69vw, 76rem);
  min-width: 0;
  margin-right: -22vw;
  perspective: 1500px;
  transform: translateY(3rem);
}

.app-frame {
  position: relative;
  margin: 0;
  border: 1px solid rgba(165, 193, 222, 0.35);
  border-radius: var(--radius);
  background: rgba(9, 14, 21, 0.92);
  box-shadow:
    0 3.5rem 8rem rgba(0, 0, 0, 0.62),
    0 0 3rem rgba(33, 123, 231, 0.12),
    inset 0 1px rgba(255, 255, 255, 0.08);
  transform-style: preserve-3d;
  will-change: transform;
}

.app-frame::after {
  position: absolute;
  inset: 0;
  pointer-events: none;
  content: "";
  border-radius: inherit;
  background: linear-gradient(115deg, rgba(255,255,255,0.08), transparent 18%, transparent 82%, rgba(39,135,255,0.08));
}

.app-frame img {
  width: 100%;
  height: auto;
  border-radius: inherit;
}

.app-frame figcaption {
  position: absolute;
  top: -2.25rem;
  right: 1.2rem;
  color: #7d8997;
  font: 0.63rem/1 var(--font-mono);
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.app-frame figcaption::before {
  display: inline-block;
  width: 0.4rem;
  height: 0.4rem;
  margin-right: 0.45rem;
  border-radius: 50%;
  content: "";
  background: var(--green);
  box-shadow: 0 0 0.7rem var(--green);
}

.app-frame--hero {
  width: 100%;
  transform: rotateY(-9deg) rotateX(2deg) rotateZ(-1deg);
  transform-origin: left center;
}

.hero-orbit {
  position: absolute;
  z-index: -1;
  border: 1px solid rgba(55, 145, 245, 0.2);
  border-radius: 50%;
  transform: rotate(-12deg);
}

.hero-orbit--one {
  top: -14%;
  left: -13%;
  width: 68%;
  aspect-ratio: 1;
  animation: orbit-spin 20s linear infinite;
}

.hero-orbit--two {
  top: -4%;
  left: -3%;
  width: 48%;
  aspect-ratio: 1;
  border-style: dashed;
  animation: orbit-spin 26s linear infinite reverse;
}

@keyframes orbit-spin { to { transform: rotate(348deg); } }

.telemetry-float {
  position: absolute;
  z-index: 4;
  padding: 0.8rem 1rem;
  border: 1px solid rgba(97, 166, 241, 0.35);
  border-radius: 0.65rem;
  background: rgba(5, 12, 20, 0.8);
  box-shadow: 0 1.5rem 4rem rgba(0,0,0,0.45);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  font: 0.58rem/1 var(--font-mono);
  letter-spacing: 0.13em;
}

.telemetry-float--cpu {
  top: 12%;
  left: -3%;
  animation: float-a 6s ease-in-out infinite;
}

.telemetry-float--cpu svg {
  display: block;
  width: 7.5rem;
  margin-top: 0.5rem;
  fill: none;
  stroke: var(--blue-2);
  stroke-width: 1.5;
}

.telemetry-float--memory {
  right: 17%;
  bottom: 1%;
  display: flex;
  align-items: center;
  gap: 1.25rem;
  animation: float-b 7s ease-in-out infinite;
}

.telemetry-float strong {
  color: var(--cyan);
  font-weight: 500;
}

@keyframes float-a { 50% { transform: translate3d(0, -0.8rem, 0); } }
@keyframes float-b { 50% { transform: translate3d(0, 0.7rem, 0); } }

.scroll-cue {
  position: absolute;
  bottom: 2.2rem;
  left: var(--gutter);
  display: flex;
  align-items: center;
  gap: 0.7rem;
  color: #6f7b88;
  font: 0.6rem/1 var(--font-mono);
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.scroll-cue i {
  position: relative;
  display: block;
  width: 3.8rem;
  height: 1px;
  overflow: hidden;
  background: rgba(130, 151, 174, 0.28);
}

.scroll-cue i::after {
  position: absolute;
  inset: 0;
  content: "";
  background: var(--blue-2);
  animation: scroll-pulse 2s ease-in-out infinite;
}

@keyframes scroll-pulse {
  0% { transform: translateX(-110%); }
  55%, 100% { transform: translateX(110%); }
}

.manifesto {
  position: relative;
  padding: clamp(7rem, 12vw, 13rem) var(--gutter);
  overflow: hidden;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(6, 12, 20, 0.38), rgba(3,7,12,0.05));
}

.manifesto__line {
  position: absolute;
  top: 0;
  left: var(--gutter);
  width: min(12rem, 22vw);
  height: 2px;
  background: linear-gradient(90deg, var(--blue), var(--cyan));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 1.2s cubic-bezier(0.2, 0.8, 0.1, 1);
}

.manifesto__line.is-visible { transform: scaleX(1); }

.section-index {
  margin: 0 0 1.25rem;
  color: var(--blue-2);
  font: 0.66rem/1 var(--font-mono);
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.manifesto h2,
.section h2,
.final-cta h2 {
  margin: 0;
  font-size: clamp(3.2rem, 6.2vw, 7.2rem);
  font-weight: 730;
  line-height: 0.94;
  letter-spacing: -0.068em;
}

.manifesto > p:last-child {
  max-width: 43rem;
  margin: 1.5rem 0 0;
  color: var(--muted);
  font-size: clamp(1.1rem, 1.6vw, 1.45rem);
  line-height: 1.5;
}

.section {
  position: relative;
  padding: clamp(7rem, 12vw, 13rem) var(--gutter);
}

.section-copy {
  position: relative;
  z-index: 3;
}

.section-intro {
  max-width: 33rem;
  margin: 1.65rem 0 0;
  color: #98a4b2;
  font-size: clamp(1rem, 1.3vw, 1.23rem);
  line-height: 1.58;
}

.monitor {
  display: grid;
  grid-template-columns: minmax(17rem, 0.62fr) minmax(35rem, 1.38fr);
  align-items: center;
  gap: clamp(3rem, 7vw, 8rem);
  min-height: 100svh;
  overflow: hidden;
}

.signal-list {
  max-width: 27rem;
  margin: 3rem 0 0;
  padding: 0;
  list-style: none;
}

.signal-list li {
  display: grid;
  grid-template-columns: 2.4rem 1fr;
  gap: 1rem;
  padding: 1.2rem 0;
  border-top: 1px solid var(--line);
}

.signal-list svg {
  width: 2rem;
  fill: none;
  stroke: var(--blue-2);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.5;
}

.signal-list span {
  color: #8995a3;
  font-size: 0.88rem;
  line-height: 1.45;
}

.signal-list strong {
  display: block;
  margin-bottom: 0.28rem;
  color: #e7edf5;
  font: 0.64rem/1 var(--font-mono);
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.app-frame--process {
  width: min(72vw, 75rem);
  transform: perspective(1500px) rotateY(-4deg) rotateX(1.5deg);
}

.circuit {
  position: absolute;
  right: 0;
  bottom: 1rem;
  left: 0;
  z-index: 0;
  width: 100%;
  height: 20rem;
  fill: none;
}

.circuit__path {
  stroke: #176ee6;
  stroke-width: 1.6;
  stroke-dasharray: 1600;
  stroke-dashoffset: 1600;
  transition: stroke-dashoffset 2.2s cubic-bezier(0.2, 0.8, 0.1, 1);
}

.circuit.is-visible .circuit__path { stroke-dashoffset: 0; }
.circuit__path--dim { stroke: rgba(73, 227, 234, 0.28); transition-delay: 220ms; }
.circuit__nodes { fill: var(--blue-2); filter: drop-shadow(0 0 7px var(--blue)); }

.utilities {
  min-height: 100svh;
  overflow: hidden;
  text-align: center;
  border-top: 1px solid var(--line);
  background:
    radial-gradient(circle at 50% 60%, rgba(14, 102, 211, 0.13), transparent 43rem),
    rgba(2, 6, 11, 0.52);
}

.utilities__heading .section-intro {
  margin-right: auto;
  margin-left: auto;
}

.capability-rail {
  display: flex;
  justify-content: center;
  gap: clamp(0.25rem, 1.8vw, 2rem);
  max-width: 70rem;
  margin: 3.5rem auto 0;
  border-bottom: 1px solid var(--line);
}

.capability-rail button {
  position: relative;
  display: grid;
  flex: 1 1 0;
  justify-items: center;
  gap: 0.75rem;
  min-width: 6rem;
  padding: 0 0.7rem 1.15rem;
  border: 0;
  background: transparent;
  color: #7f8a98;
  cursor: pointer;
  transition: color 180ms ease, transform 180ms ease;
}

.capability-rail button::after {
  position: absolute;
  right: 0;
  bottom: -1px;
  left: 0;
  height: 2px;
  content: "";
  background: var(--blue);
  box-shadow: 0 0 1rem rgba(22, 135, 255, 0.8);
  transform: scaleX(0);
  transition: transform 220ms ease;
}

.capability-rail button:hover,
.capability-rail button[aria-selected="true"] {
  color: #eaf3ff;
  transform: translateY(-0.2rem);
}

.capability-rail button[aria-selected="true"]::after { transform: scaleX(1); }

.capability-rail svg {
  width: 1.7rem;
  fill: none;
  stroke: var(--blue-2);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.45;
}

.capability-rail span {
  font-size: 0.74rem;
}

.capability-note {
  display: flex;
  justify-content: space-between;
  max-width: 70rem;
  margin: 1rem auto 1.7rem;
  color: #8793a0;
  font: 0.66rem/1.4 var(--font-mono);
}

.capability-note i {
  color: var(--blue-2);
  font-style: normal;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.app-frame--utilities {
  width: min(92vw, 86rem);
  margin: 0 auto;
  transform: perspective(1600px) rotateX(2.2deg);
}

.toolkit {
  min-height: 100svh;
  border-top: 1px solid var(--line);
  background:
    linear-gradient(90deg, rgba(5, 13, 23, 0.96) 0 44%, rgba(3, 8, 14, 0.7) 44%),
    radial-gradient(circle at 82% 34%, rgba(22, 135, 255, 0.12), transparent 32rem);
}

.toolkit__intro {
  position: sticky;
  top: 8rem;
  float: left;
  width: 38%;
  max-width: 35rem;
}

.toolkit__intro h2 {
  max-width: 10ch;
}

.toolkit__list {
  width: 55%;
  margin-left: auto;
  border-top: 1px solid var(--line-bright);
}

.toolkit-row {
  display: grid;
  grid-template-columns: 2.4rem minmax(8rem, 0.52fr) minmax(15rem, 1fr);
  gap: clamp(1rem, 2vw, 2rem);
  align-items: baseline;
  padding: 1.7rem 0;
  border-bottom: 1px solid var(--line);
}

.toolkit-row__number {
  color: var(--blue-2);
  font: 0.63rem/1 var(--font-mono);
  letter-spacing: 0.08em;
}

.toolkit-row h3 {
  margin: 0;
  color: #eef5fd;
  font-size: clamp(1.05rem, 1.35vw, 1.35rem);
  font-weight: 620;
  letter-spacing: -0.025em;
}

.toolkit-row p {
  margin: 0;
  color: #8995a3;
  font-size: 0.86rem;
  line-height: 1.58;
}

.surface-strip {
  display: grid;
  grid-template-columns: 38% 1fr;
  clear: both;
  gap: 7%;
  padding-top: 5.5rem;
}

.surface-strip > p {
  margin: 0;
  color: #dfe9f4;
  font-size: clamp(1.25rem, 2vw, 2rem);
  font-weight: 620;
  letter-spacing: -0.035em;
}

.surface-strip ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem 1.6rem;
  margin: 0;
  padding: 0;
  color: #91a0af;
  font: 0.69rem/1.5 var(--font-mono);
  list-style: none;
  text-transform: uppercase;
  letter-spacing: 0.09em;
}

.surface-strip li::before {
  margin-right: 0.55rem;
  color: var(--green);
  content: "•";
}

.features {
  display: grid;
  grid-template-columns: minmax(36rem, 1.38fr) minmax(18rem, 0.62fr);
  align-items: center;
  gap: clamp(3.5rem, 7vw, 8rem);
  min-height: 100svh;
  overflow: hidden;
}

.features::before {
  position: absolute;
  top: 14%;
  left: -22%;
  z-index: -1;
  width: 60%;
  aspect-ratio: 1;
  border: 1px solid rgba(28, 123, 234, 0.2);
  border-radius: 50%;
  content: "";
  box-shadow: 0 0 7rem rgba(28, 123, 234, 0.08);
}

.app-frame--features {
  width: min(72vw, 76rem);
  margin-left: -10vw;
  transform: perspective(1500px) rotateY(5deg) rotateX(1.5deg);
}

.control-list {
  margin: 3rem 0 0;
}

.control-list > div {
  position: relative;
  padding: 1.2rem 0 1.2rem 3.2rem;
  border-top: 1px solid var(--line);
}

.control-list > div::before {
  position: absolute;
  top: 1.45rem;
  left: 0;
  width: 1.65rem;
  height: 1.65rem;
  border: 1px solid var(--line-bright);
  border-radius: 0.35rem;
  content: "";
  background: linear-gradient(135deg, rgba(22,135,255,0.2), transparent);
  box-shadow: inset 0 0 0 0.38rem var(--bg);
}

.control-list dt {
  color: var(--blue-2);
  font: 0.65rem/1 var(--font-mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.control-list dd {
  margin: 0.45rem 0 0;
  color: #8894a2;
  font-size: 0.88rem;
  line-height: 1.5;
}

.trust {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  min-height: 7.2rem;
  padding: 1.5rem var(--gutter);
  border-top: 1px solid var(--line-bright);
  border-bottom: 1px solid var(--line-bright);
  background: rgba(5, 11, 18, 0.6);
}

.trust svg {
  width: 1.35rem;
  fill: none;
  stroke: #8d99a7;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.4;
}

.trust p {
  margin: 0;
  color: #9aa5b3;
  font-size: 0.92rem;
  letter-spacing: 0.01em;
}

.final-cta {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 48rem;
  padding: 8rem var(--gutter);
  overflow: hidden;
  text-align: center;
}

.final-cta__inner {
  position: relative;
  z-index: 2;
}

.final-cta__icon {
  width: 6rem;
  height: 6rem;
  margin: 0 auto 1.8rem;
  border-radius: 1.4rem;
  object-fit: cover;
  box-shadow: 0 1.2rem 4rem rgba(4, 104, 232, 0.28);
}

.final-cta h2 {
  font-size: clamp(3.5rem, 7vw, 8rem);
}

.final-cta__inner > p:not(.section-index) {
  max-width: 39rem;
  margin: 1.6rem auto 0;
  color: #9ba7b5;
  font-size: clamp(1rem, 1.3vw, 1.25rem);
  line-height: 1.55;
}

.final-cta__actions {
  flex-direction: column;
  justify-content: center;
}

.text-link {
  margin-top: 0.45rem;
  color: var(--blue-2);
  font-size: 0.9rem;
}

.text-link span {
  display: inline-block;
  margin-left: 0.35rem;
  transition: transform 180ms ease;
}

.text-link:hover span { transform: translate(0.15rem, -0.15rem); }

.cta-trace {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  fill: none;
  stroke: var(--blue-2);
  stroke-width: 2;
  filter: drop-shadow(0 0 9px rgba(45, 155, 255, 0.85));
}

.cta-trace path {
  stroke-dasharray: 2300;
  stroke-dashoffset: 2300;
  transition: stroke-dashoffset 2.5s cubic-bezier(0.2, 0.8, 0.1, 1);
}

.cta-trace.is-visible path { stroke-dashoffset: 0; }

.site-footer {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 2rem;
  padding: 2.5rem var(--gutter) 2rem;
  border-top: 1px solid var(--line);
}

.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: clamp(1rem, 3vw, 2.6rem);
}

.site-footer nav a {
  color: #90a0b1;
  font-size: 0.78rem;
  transition: color 180ms ease;
}

.site-footer nav a:hover { color: var(--blue-2); }

.site-footer > p {
  grid-column: 1 / -1;
  margin: 0;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
  color: #687584;
  font: 0.65rem/1.4 var(--font-mono);
  text-align: center;
}

.reveal {
  opacity: 0;
  transform: translateY(2rem);
  transition:
    opacity 780ms cubic-bezier(0.2, 0.7, 0.1, 1),
    transform 780ms cubic-bezier(0.2, 0.7, 0.1, 1);
}

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

.signal-list .reveal:nth-child(2),
.control-list .reveal:nth-child(2) { transition-delay: 100ms; }
.signal-list .reveal:nth-child(3),
.control-list .reveal:nth-child(3) { transition-delay: 200ms; }

.reveal-media {
  opacity: 0;
  transform: perspective(1500px) translateY(4rem) rotateX(5deg);
  transition:
    opacity 1s cubic-bezier(0.2, 0.7, 0.1, 1),
    transform 1.1s cubic-bezier(0.2, 0.7, 0.1, 1);
}

.reveal-media.is-visible {
  opacity: 1;
}

.app-frame--process.reveal-media.is-visible { transform: perspective(1500px) rotateY(-4deg) rotateX(1.5deg); }
.app-frame--utilities.reveal-media.is-visible { transform: perspective(1600px) rotateX(2.2deg); }
.app-frame--features.reveal-media.is-visible { transform: perspective(1500px) rotateY(5deg) rotateX(1.5deg); }

@media (max-width: 1080px) {
  .hero {
    grid-template-columns: minmax(0, 1fr);
    align-content: center;
    padding-top: 9rem;
  }

  .hero__copy { width: min(46rem, 90%); }
  .hero h1 { font-size: clamp(4.2rem, 11vw, 7rem); }
  .hero__visual { width: 92vw; margin: 5rem -19vw -2rem 18vw; transform: none; }
  .telemetry-float--cpu { left: -8%; }
  .scroll-cue { display: none; }

  .monitor,
  .features {
    grid-template-columns: 1fr;
  }

  .monitor__copy,
  .features__copy {
    max-width: 42rem;
  }

  .app-frame--process { width: 92vw; margin-right: -10vw; }
  .toolkit {
    background:
      linear-gradient(180deg, rgba(5, 13, 23, 0.96), rgba(3, 8, 14, 0.76)),
      radial-gradient(circle at 82% 34%, rgba(22, 135, 255, 0.12), transparent 32rem);
  }
  .toolkit__intro { position: static; float: none; width: 100%; max-width: 43rem; }
  .toolkit__list { width: 100%; margin-top: 4rem; }
  .surface-strip { grid-template-columns: 1fr 1.45fr; gap: 3rem; }
  .features__copy { order: -1; margin-left: auto; }
  .app-frame--features { width: 92vw; margin-left: -10vw; }
}

@media (max-width: 760px) {
  :root { --header-height: 4.5rem; --radius: 0.85rem; }

  .menu-toggle { display: block; }

  .menu-toggle[aria-expanded="true"] > span:nth-child(1) { transform: translateY(0.38rem) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] > span:nth-child(2) { opacity: 0; }
  .menu-toggle[aria-expanded="true"] > span:nth-child(3) { transform: translateY(-0.38rem) rotate(-45deg); }

  .site-nav {
    position: absolute;
    top: 100%;
    right: var(--gutter);
    left: var(--gutter);
    display: grid;
    gap: 0;
    padding: 0.8rem;
    border: 1px solid var(--line);
    border-radius: 0.8rem;
    visibility: hidden;
    opacity: 0;
    background: rgba(4, 10, 16, 0.96);
    box-shadow: 0 2rem 5rem rgba(0,0,0,0.55);
    transform: translateY(-0.6rem);
    transition: opacity 180ms ease, transform 180ms ease, visibility 180ms ease;
  }

  .site-nav.is-open { visibility: visible; opacity: 1; transform: translateY(0); }

  .site-nav a { padding: 1rem; border-bottom: 1px solid var(--line); }
  .site-nav a:last-child { border-bottom: 0; }
  .site-nav a::after { display: none; }

  .hero {
    min-height: auto;
    padding-top: 8.5rem;
    padding-bottom: 5rem;
  }

  .hero__copy { width: 100%; }
  .hero__icon { width: 4.6rem; height: 4.6rem; border-radius: 1.08rem; }
  .hero h1 { font-size: clamp(3.55rem, 16vw, 5.4rem); }
  .hero__lede { font-size: 1rem; }
  .hero__actions { align-items: stretch; }
  .hero__actions .button { flex: 1 1 100%; width: 100%; }
  .hero__visual { width: 125vw; margin: 5.5rem -33vw 0 9vw; }
  .app-frame--hero { transform: rotateY(-8deg) rotateZ(-1deg); }
  .telemetry-float--cpu { top: -8%; left: 2%; }
  .telemetry-float--memory { right: 25%; bottom: -9%; }

  .manifesto,
  .section { padding-top: 6.5rem; padding-bottom: 6.5rem; }
  .manifesto h2,
  .section h2 { font-size: clamp(3.2rem, 15vw, 5rem); }

  .monitor,
  .features { gap: 4rem; }
  .signal-list { margin-top: 2rem; }
  .app-frame--process { width: 126vw; margin: 0 -35vw 0 6vw; }

  .capability-rail {
    justify-content: flex-start;
    margin-right: calc(var(--gutter) * -1);
    margin-left: calc(var(--gutter) * -1);
    padding: 0 var(--gutter);
    overflow-x: auto;
    scrollbar-width: none;
  }

  .capability-rail::-webkit-scrollbar { display: none; }
  .capability-rail button { flex: 0 0 5.5rem; min-width: 5.5rem; }
  .capability-note { align-items: flex-start; gap: 1rem; text-align: left; }
  .capability-note i { display: none; }
  .app-frame--utilities { width: 126vw; margin-left: -13vw; }

  .toolkit-row {
    grid-template-columns: 2rem 1fr;
    gap: 0.75rem 1rem;
    padding: 1.5rem 0;
  }
  .toolkit-row p { grid-column: 2; }
  .surface-strip { grid-template-columns: 1fr; gap: 1.5rem; padding-top: 4rem; }

  .features__copy { margin-left: 0; }
  .app-frame--features { width: 126vw; margin: 0 0 0 -34vw; }

  .trust { align-items: flex-start; justify-content: flex-start; }
  .trust p { font-size: 0.82rem; }

  .final-cta { min-height: 40rem; padding-top: 6rem; padding-bottom: 6rem; }
  .final-cta h2 { font-size: clamp(3.5rem, 15vw, 5.4rem); }

  .site-footer { grid-template-columns: 1fr; }
  .site-footer nav { justify-content: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal,
  .reveal-media,
  .hero h1 > span { opacity: 1; transform: none; }
  .circuit__path,
  .cta-trace path { stroke-dashoffset: 0; }
  #signal-canvas { display: none; }
}