:root {
  --ink: #071223;
  --ink-soft: #34425a;
  --muted: #6d7890;
  --line: rgba(17, 42, 76, 0.12);
  --line-strong: rgba(17, 42, 76, 0.2);
  --paper: #f7faff;
  --white: #ffffff;
  --blue: #075dff;
  --blue-deep: #1738f5;
  --cyan: #05bce9;
  --night: #071321;
  --night-soft: #0b1d32;
  --orange: #ff8d45;
  --green: #12b77a;
  --radius-lg: 2rem;
  --radius-md: 1.25rem;
  --radius-sm: 0.85rem;
  --shadow-lg: 0 30px 90px rgba(14, 50, 100, 0.16);
  --shell: min(1220px, calc(100% - 48px));
  --font-body: "Manrope", "Segoe UI", sans-serif;
  --font-display: "Space Grotesk", "Manrope", "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

body.menu-open {
  overflow: hidden;
}

button,
a {
  font: inherit;
}

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

button {
  color: inherit;
}

img,
svg {
  display: block;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 0.75rem;
  left: 0.75rem;
  transform: translateY(-140%);
  padding: 0.7rem 1rem;
  border-radius: 0.65rem;
  color: #fff;
  background: var(--ink);
  transition: transform 180ms ease;
}

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

.page-ambient {
  position: absolute;
  z-index: -1;
  inset: 0 0 auto;
  height: 1100px;
  overflow: hidden;
  pointer-events: none;
}

.ambient-orb {
  position: absolute;
  border-radius: 999px;
  filter: blur(4px);
}

.ambient-orb--one {
  top: -290px;
  right: -260px;
  width: 730px;
  height: 730px;
  background: radial-gradient(circle at 38% 60%, rgba(5, 188, 233, 0.22), rgba(7, 93, 255, 0.09) 52%, transparent 70%);
}

.ambient-orb--two {
  top: 480px;
  left: -380px;
  width: 740px;
  height: 740px;
  background: radial-gradient(circle, rgba(7, 93, 255, 0.12), transparent 68%);
}

.ambient-grid {
  position: absolute;
  inset: 0;
  opacity: 0.35;
  background-image: linear-gradient(rgba(18, 56, 106, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(18, 56, 106, 0.055) 1px, transparent 1px);
  background-size: 58px 58px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.7), transparent 86%);
}

.section {
  position: relative;
  padding: 8rem 0;
}

.site-header {
  position: fixed;
  z-index: 100;
  top: 0;
  left: 0;
  width: 100%;
  padding: 1rem 0;
  transition: padding 220ms ease, background 220ms ease, box-shadow 220ms ease;
}

.site-header.is-scrolled {
  padding: 0.65rem 0;
  background: rgba(247, 250, 255, 0.82);
  box-shadow: 0 1px 0 rgba(7, 18, 35, 0.06);
  backdrop-filter: blur(20px) saturate(1.25);
}

.header-shell {
  width: var(--shell);
  min-height: 68px;
  margin: 0 auto;
  padding: 0 0.65rem 0 1rem;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  border: 1px solid rgba(28, 61, 109, 0.1);
  border-radius: 1.2rem;
  background: rgba(255, 255, 255, 0.84);
  box-shadow: 0 8px 40px rgba(21, 57, 110, 0.07);
  backdrop-filter: blur(18px) saturate(1.25);
}

.brand {
  width: max-content;
  display: inline-flex;
  align-items: center;
  gap: 0.72rem;
}

.brand-symbol {
  width: 36px;
  height: 36px;
}

.brand-name {
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 700;
  letter-spacing: -0.055em;
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.desktop-nav a {
  position: relative;
  color: #4d5a70;
  font-size: 0.86rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  transition: color 180ms ease;
}

.desktop-nav a::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -0.45rem;
  left: 0;
  height: 2px;
  transform: scaleX(0);
  transform-origin: right;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--blue), var(--cyan));
  transition: transform 180ms ease;
}

.desktop-nav a:hover,
.desktop-nav a:focus-visible {
  color: var(--ink);
}

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

.header-cta {
  justify-self: end;
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.82rem 1rem;
  border-radius: 0.8rem;
  color: #fff;
  background: var(--ink);
  font-size: 0.84rem;
  font-weight: 700;
  transition: transform 180ms ease, background 180ms ease;
}

.header-cta:hover,
.header-cta:focus-visible {
  transform: translateY(-2px);
  background: var(--blue);
}

.header-cta svg,
.button svg,
.explain-button svg {
  width: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.menu-toggle,
.mobile-nav {
  display: none;
}

.hero {
  min-height: 100vh;
  padding-top: 10.2rem;
  padding-bottom: 3rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.hero-inner {
  width: var(--shell);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 0.88fr 1.12fr;
  align-items: center;
  gap: clamp(3rem, 6vw, 6.5rem);
}

.eyebrow {
  width: max-content;
  margin-bottom: 1.7rem;
  padding: 0.5rem 0.78rem;
  display: flex;
  align-items: center;
  gap: 0.65rem;
  border: 1px solid rgba(7, 93, 255, 0.17);
  border-radius: 999px;
  color: #31537f;
  background: rgba(255, 255, 255, 0.66);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.eyebrow-pulse {
  position: relative;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--blue);
  box-shadow: 0 0 0 5px rgba(7, 93, 255, 0.1);
}

.hero h1,
.statement h2,
.technology h2,
.copilot-section h2,
.workflow h2,
.closing h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 0.98;
  letter-spacing: -0.064em;
}

.hero h1 {
  max-width: 700px;
  font-size: clamp(3.45rem, 5.6vw, 6.1rem);
}

.hero h1 span,
.statement h2 span,
.technology h2 span,
.copilot-section h2 span,
.workflow h2 span,
.closing h2 span {
  color: transparent;
  background: linear-gradient(102deg, var(--blue-deep), #0789ff 56%, var(--cyan));
  background-clip: text;
  -webkit-background-clip: text;
}

.hero-lead {
  max-width: 660px;
  margin: 1.65rem 0 0;
  color: var(--ink-soft);
  font-size: 1.05rem;
  line-height: 1.75;
}

.hero-actions {
  margin-top: 2.15rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.8rem;
}

.button {
  min-height: 52px;
  padding: 0 1.25rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.8rem;
  border: 1px solid transparent;
  border-radius: 0.9rem;
  font-size: 0.9rem;
  font-weight: 800;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease, background 180ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
}

.button--primary {
  color: #fff;
  background: linear-gradient(105deg, #183af4, #056cff 58%, #07aeea);
  box-shadow: 0 16px 34px rgba(7, 93, 255, 0.25);
}

.button--primary:hover,
.button--primary:focus-visible {
  box-shadow: 0 20px 42px rgba(7, 93, 255, 0.34);
}

.button--ghost {
  border-color: var(--line-strong);
  background: rgba(255, 255, 255, 0.72);
}

.button--ghost:hover,
.button--ghost:focus-visible {
  border-color: rgba(7, 93, 255, 0.35);
  background: #fff;
}

.hero-proof {
  margin-top: 3rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem 1.4rem;
  color: #55647c;
  font-size: 0.76rem;
  font-weight: 700;
}

.hero-proof div {
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.hero-proof span {
  color: var(--blue);
  font-family: var(--font-display);
  font-size: 0.66rem;
}

.hero-visual {
  position: relative;
  min-width: 0;
}

.visual-halo {
  position: absolute;
  z-index: -1;
  top: 50%;
  left: 50%;
  width: 118%;
  aspect-ratio: 1;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(13, 122, 255, 0.2), rgba(5, 188, 233, 0.07) 45%, transparent 68%);
  filter: blur(18px);
}

.product-window {
  overflow: hidden;
  border: 1px solid rgba(52, 91, 142, 0.2);
  border-radius: 1.35rem;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 42px 100px rgba(14, 48, 95, 0.2), 0 12px 30px rgba(14, 48, 95, 0.1);
  transform: perspective(1200px) rotateY(-3deg) rotateX(1.5deg);
  transform-origin: center;
  transition: transform 420ms cubic-bezier(0.2, 0.75, 0.2, 1);
}

.hero-visual:hover .product-window {
  transform: perspective(1200px) rotateY(0) rotateX(0) translateY(-4px);
}

.window-topbar {
  min-height: 60px;
  padding: 0 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, #fff, #f8fbff);
}

.window-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-size: 0.76rem;
  font-weight: 700;
}

.window-brand img {
  width: 24px;
  height: 24px;
}

.window-brand b {
  margin-left: 0.35rem;
  color: #7b879b;
  font-family: var(--font-body);
  font-size: 0.65rem;
  font-weight: 700;
}

.window-actions {
  display: flex;
  gap: 5px;
}

.window-actions span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #d6deea;
}

.window-body {
  padding: 1rem;
}

.plan-status-row {
  display: grid;
  grid-template-columns: 1.35fr 1fr 1fr;
  gap: 0.65rem;
}

.status-copy,
.mini-kpi {
  min-width: 0;
  padding: 0.78rem;
  border: 1px solid var(--line);
  border-radius: 0.85rem;
  background: #fbfdff;
}

.status-label,
.mini-kpi span {
  display: block;
  color: #8290a5;
  font-size: 0.58rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.status-copy strong,
.mini-kpi strong {
  margin-top: 0.25rem;
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-family: var(--font-display);
  font-size: 0.83rem;
}

.status-copy strong i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 4px rgba(18, 183, 122, 0.12);
}

.mini-kpi strong small {
  color: #7a879a;
  font-family: var(--font-body);
  font-size: 0.56rem;
  font-weight: 600;
}

.timeline-header {
  margin-top: 1.2rem;
  padding: 0 0.15rem 0.5rem;
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 0.55rem;
  color: #8b97aa;
  font-size: 0.52rem;
  font-weight: 700;
}

.timeline-header div {
  display: flex;
  justify-content: space-between;
}

.timeline-header i {
  font-style: normal;
}

.schedule {
  position: relative;
  display: grid;
  gap: 0.55rem;
}

.schedule::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 58px;
  background-image: linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 25% 100%;
  pointer-events: none;
}

.schedule-row {
  display: grid;
  grid-template-columns: 52px 1fr;
  align-items: center;
  gap: 0.55rem;
}

.machine {
  color: #4f5d72;
  font-family: var(--font-display);
  font-size: 0.56rem;
  font-weight: 700;
}

.track {
  position: relative;
  height: 36px;
  overflow: hidden;
  border-radius: 0.55rem;
  background: rgba(235, 241, 249, 0.72);
}

.job {
  position: absolute;
  top: 6px;
  left: var(--x);
  width: var(--w);
  height: 24px;
  padding: 0 0.4rem;
  display: flex;
  align-items: center;
  overflow: hidden;
  border-radius: 0.38rem;
  color: #fff;
  font-size: 0.48rem;
  font-weight: 800;
  white-space: nowrap;
  animation: scheduleIn 800ms both cubic-bezier(0.2, 0.7, 0.2, 1);
}

.schedule-row:nth-child(2) .job { animation-delay: 100ms; }
.schedule-row:nth-child(3) .job { animation-delay: 190ms; }
.schedule-row:nth-child(4) .job { animation-delay: 280ms; }
.job--blue { background: linear-gradient(90deg, #1445f8, #087dff); }
.job--cyan { background: linear-gradient(90deg, #0c8fed, #08bddd); }
.job--navy { background: linear-gradient(90deg, #14263f, #244563); }
.job--orange { background: linear-gradient(90deg, #f57336, #ff9c52); }
.job--soft { color: #657288; background: #dce5f1; }

.risk-marker {
  position: absolute;
  z-index: 2;
  top: 0;
  bottom: 0;
  left: var(--x);
  width: 1px;
  background: #ff7f3a;
}

.risk-marker::before {
  content: "";
  position: absolute;
  top: 2px;
  left: -3px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #ff7f3a;
}

.window-footer {
  margin-top: 1rem;
  padding-top: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--line);
}

.solver-state {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.solver-ring {
  width: 27px;
  height: 27px;
  border: 3px solid rgba(7, 93, 255, 0.13);
  border-top-color: var(--blue);
  border-radius: 50%;
  animation: spin 2.3s linear infinite;
}

.solver-state p {
  margin: 0;
  display: grid;
  line-height: 1.3;
}

.solver-state strong {
  font-size: 0.62rem;
}

.solver-state small {
  color: #8190a4;
  font-size: 0.5rem;
}

.explain-button {
  padding: 0.6rem 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.55rem;
  border: 0;
  border-radius: 0.6rem;
  color: #fff;
  background: var(--ink);
  font-size: 0.58rem;
  font-weight: 800;
  cursor: pointer;
  transition: background 180ms ease;
}

.explain-button:hover,
.explain-button:focus-visible {
  background: var(--blue);
}

.copilot-float {
  position: absolute;
  right: -1.5rem;
  bottom: -2rem;
  width: min(330px, 72%);
  padding: 0.9rem;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 0.72rem;
  border: 1px solid rgba(7, 93, 255, 0.18);
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 20px 48px rgba(15, 48, 92, 0.19);
  backdrop-filter: blur(15px);
  animation: float 4s ease-in-out infinite;
}

.copilot-icon {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border-radius: 0.7rem;
  background: linear-gradient(145deg, #eaf1ff, #f4fbff);
}

.copilot-icon img {
  width: 25px;
}

.copilot-float p {
  min-width: 0;
  margin: 0;
  display: grid;
  line-height: 1.35;
}

.copilot-float b {
  font-size: 0.65rem;
}

.copilot-float p span {
  overflow: hidden;
  color: #6f7e92;
  font-size: 0.55rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.copilot-float > i {
  width: 23px;
  height: 23px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: var(--blue);
  font-size: 0.58rem;
  font-style: normal;
  font-weight: 800;
}

.capability-rail {
  width: var(--shell);
  margin: 6.5rem auto 0;
  padding-top: 1.4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  border-top: 1px solid var(--line);
  color: #77849a;
  font-size: 0.64rem;
  font-weight: 800;
  letter-spacing: 0.14em;
}

.capability-rail i {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: #97a9c0;
}

.statement,
.technology,
.workflow {
  width: var(--shell);
  margin: 0 auto;
}

.statement-grid,
.technology-intro,
.workflow-heading {
  display: grid;
  grid-template-columns: 0.34fr 1fr;
  gap: 3rem;
}

.section-index {
  padding-top: 0.35rem;
  color: #8190a4;
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.kicker {
  margin: 0 0 1rem;
  color: var(--blue);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.statement h2,
.technology h2,
.workflow h2 {
  max-width: 900px;
  font-size: clamp(2.6rem, 5vw, 5rem);
}

.statement-copy > p:last-child {
  max-width: 760px;
  margin: 2rem 0 0 auto;
  color: var(--ink-soft);
  font-size: 1.05rem;
  line-height: 1.8;
}

.constraint-grid {
  margin-top: 5rem;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.constraint-card {
  position: relative;
  min-height: 330px;
  padding: 1.5rem;
  border-right: 1px solid var(--line);
  transition: background 220ms ease, transform 220ms ease;
}

.constraint-card:last-child {
  border-right: 0;
}

.constraint-card:hover {
  z-index: 2;
  transform: translateY(-6px);
  border-radius: 1rem;
  background: #fff;
  box-shadow: 0 24px 65px rgba(29, 67, 118, 0.1);
}

.card-number {
  color: #8a97aa;
  font-family: var(--font-display);
  font-size: 0.7rem;
}

.card-icon {
  width: 54px;
  height: 54px;
  margin: 3.5rem 0 2rem;
  display: grid;
  place-items: center;
  border: 1px solid rgba(7, 93, 255, 0.15);
  border-radius: 1rem;
  color: var(--blue);
  background: linear-gradient(145deg, rgba(7, 93, 255, 0.08), rgba(5, 188, 233, 0.03));
}

.card-icon svg {
  width: 25px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.constraint-card h3,
.architecture-card h3,
.workflow-step h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.22rem;
  letter-spacing: -0.035em;
}

.constraint-card p,
.architecture-card > p,
.workflow-step > p:last-of-type {
  margin: 0.8rem 0 0;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.75;
}

.platform {
  padding: 0;
}

.platform-shell {
  width: min(1380px, calc(100% - 32px));
  margin: 0 auto;
  padding: 6.5rem max(1.5rem, calc((100% - 1170px) / 2));
  overflow: hidden;
  border-radius: 2.5rem;
  color: #fff;
  background: radial-gradient(circle at 78% 34%, rgba(7, 101, 255, 0.28), transparent 28%),
    radial-gradient(circle at 20% 104%, rgba(4, 187, 233, 0.13), transparent 30%),
    linear-gradient(145deg, #07111f, #091a2c 58%, #071421);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.platform-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 2rem;
}

.section-index--light {
  color: rgba(208, 225, 247, 0.55);
}

.product-wordmark {
  margin-top: 1.2rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.product-wordmark img {
  width: 56px;
}

.product-wordmark span {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4.7rem);
  font-weight: 600;
  letter-spacing: -0.07em;
}

.platform-heading > p {
  max-width: 440px;
  margin: 0 0 0.7rem;
  color: #aebdd0;
  line-height: 1.75;
}

.platform-tabs {
  margin-top: 4rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.platform-tabs button {
  position: relative;
  padding: 1.2rem 0;
  display: flex;
  align-items: center;
  gap: 0.7rem;
  border: 0;
  color: rgba(214, 228, 246, 0.55);
  background: transparent;
  font-size: 0.9rem;
  font-weight: 800;
  cursor: pointer;
  transition: color 180ms ease;
}

.platform-tabs button::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -1px;
  left: 0;
  height: 2px;
  transform: scaleX(0);
  background: linear-gradient(90deg, var(--blue), var(--cyan));
  transition: transform 220ms ease;
}

.platform-tabs button[aria-selected="true"] {
  color: #fff;
}

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

.platform-tabs span {
  color: #5f7899;
  font-family: var(--font-display);
  font-size: 0.7rem;
}

.platform-stage {
  min-height: 500px;
  display: grid;
  grid-template-columns: 0.82fr 1.18fr;
  align-items: center;
  gap: 5rem;
}

.platform-copy {
  animation: stageIn 420ms ease both;
}

.stage-label {
  margin: 0 0 1rem;
  color: #61b8ff;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.platform-copy h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2.1rem, 3.8vw, 3.7rem);
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: -0.055em;
}

.platform-copy > p:not(.stage-label) {
  margin: 1.5rem 0 0;
  color: #abb9cb;
  line-height: 1.8;
}

.platform-copy ul {
  margin: 1.8rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.7rem;
  list-style: none;
}

.platform-copy li {
  position: relative;
  padding-left: 1.6rem;
  color: #d4deeb;
  font-size: 0.88rem;
}

.platform-copy li::before {
  content: "";
  position: absolute;
  top: 0.64rem;
  left: 0;
  width: 8px;
  height: 2px;
  background: var(--cyan);
}

.platform-visual {
  min-width: 0;
}

.engine-visual {
  position: relative;
  height: 410px;
  animation: stageIn 520ms ease both;
}

.engine-core {
  position: absolute;
  z-index: 3;
  top: 50%;
  left: 50%;
  width: 155px;
  height: 155px;
  transform: translate(-50%, -50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(93, 178, 255, 0.35);
  border-radius: 50%;
  background: radial-gradient(circle at 40% 30%, rgba(32, 116, 255, 0.6), rgba(8, 36, 73, 0.92) 62%);
  box-shadow: 0 0 80px rgba(7, 93, 255, 0.38), inset 0 0 28px rgba(113, 198, 255, 0.12);
}

.engine-core span,
.engine-core small {
  color: #83bfff;
  font-size: 0.55rem;
  font-weight: 800;
  letter-spacing: 0.16em;
}

.engine-core strong {
  margin: 0.1rem 0;
  font-family: var(--font-display);
  font-size: 1.85rem;
  letter-spacing: -0.06em;
}

.engine-orbit {
  position: absolute;
  z-index: 2;
  width: 105px;
  height: 105px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(126, 177, 229, 0.2);
  border-radius: 50%;
  background: rgba(11, 33, 57, 0.72);
  box-shadow: inset 0 0 22px rgba(7, 93, 255, 0.08);
}

.engine-orbit i {
  color: #c5d5e8;
  font-size: 0.66rem;
  font-style: normal;
  font-weight: 800;
}

.engine-orbit::before {
  content: "";
  position: absolute;
  top: -4px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 16px var(--cyan);
}

.engine-orbit--one { top: 18px; left: 16px; }
.engine-orbit--two { top: 18px; right: 16px; }
.engine-orbit--three { bottom: 18px; left: 16px; }
.engine-orbit--four { right: 16px; bottom: 18px; }

.engine-lines {
  position: absolute;
  inset: 20px 0;
  width: 100%;
  height: calc(100% - 40px);
  overflow: visible;
  fill: none;
  stroke: rgba(69, 144, 231, 0.35);
  stroke-width: 1;
  stroke-dasharray: 4 8;
}

.engine-lines path {
  animation: dash 16s linear infinite;
}

.technology-intro {
  align-items: end;
}

.architecture {
  margin-top: 5rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.architecture-card {
  min-height: 520px;
  padding: 1.6rem;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 1.5rem;
  background: #fff;
  box-shadow: 0 16px 46px rgba(31, 65, 111, 0.055);
}

.architecture-head {
  margin-bottom: 3.2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: #8b98ab;
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.13em;
}

.architecture-head span {
  color: var(--blue);
  font-family: var(--font-display);
}

.architecture-head p {
  margin: 0;
}

.graph-mini,
.solver-mini,
.copilot-mini {
  min-height: 200px;
  margin-top: 2.4rem;
  display: grid;
  align-items: center;
  border-radius: 1rem;
  background: #f6f9fd;
}

.graph-mini svg {
  width: 100%;
}

.graph-links {
  fill: none;
  stroke: url(#graphLine);
  stroke-width: 1.5;
  stroke-dasharray: 5 6;
}

.graph-nodes circle {
  fill: #fff;
  stroke: #0b75ff;
  stroke-width: 2;
  filter: drop-shadow(0 4px 7px rgba(7, 93, 255, 0.18));
}

.graph-nodes circle:nth-child(4) {
  fill: #0b6eff;
  stroke: #50c6f1;
}

.solver-mini {
  padding: 1.4rem;
  align-content: center;
  gap: 1.1rem;
}

.solver-mini > div {
  display: grid;
  grid-template-columns: 76px 1fr 34px;
  align-items: center;
  gap: 0.7rem;
  color: #627187;
  font-size: 0.58rem;
  font-weight: 700;
}

.solver-mini b {
  position: relative;
  height: 5px;
  overflow: hidden;
  border-radius: 9px;
  background: #dfe7f1;
}

.solver-mini b::after {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: var(--fill);
  border-radius: inherit;
  background: linear-gradient(90deg, var(--blue), var(--cyan));
}

.solver-mini i {
  color: var(--green);
  font-size: 0.51rem;
  font-style: normal;
  text-align: right;
}

.copilot-mini {
  padding: 1.4rem;
  align-content: center;
  gap: 0.8rem;
}

.copilot-mini-line {
  padding: 0.8rem;
  display: grid;
  grid-template-columns: 24px 1fr;
  gap: 0.7rem;
  border: 1px solid #e3eaf3;
  border-radius: 0.7rem;
  background: #fff;
}

.copilot-mini-line span {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: #dce8f8;
}

.copilot-mini-line b {
  align-self: center;
  height: 5px;
  border-radius: 6px;
  background: #e0e8f2;
}

.copilot-mini-line:nth-child(2) {
  width: 86%;
  margin-left: auto;
}

.copilot-mini-answer {
  margin-top: 0.3rem;
  padding: 0.8rem;
  display: flex;
  align-items: center;
  gap: 0.7rem;
  border-radius: 0.7rem;
  color: #fff;
  background: var(--ink);
  font-size: 0.62rem;
  font-weight: 800;
}

.copilot-mini-answer img {
  width: 24px;
}

.copilot-section {
  width: min(1380px, calc(100% - 32px));
  margin: 0 auto;
  padding: 0;
}

.copilot-shell {
  padding: 7rem max(1.5rem, calc((100% - 1170px) / 2));
  display: grid;
  grid-template-columns: 0.86fr 1.14fr;
  align-items: center;
  gap: 6rem;
  overflow: hidden;
  border-radius: 2.5rem;
  color: #fff;
  background: radial-gradient(circle at 83% 18%, rgba(24, 91, 255, 0.25), transparent 30%),
    linear-gradient(135deg, #07111f, #091c31 62%, #06121e);
}

.kicker--blue {
  color: #58b7ff;
}

.copilot-copy h2 {
  font-size: clamp(2.7rem, 4.7vw, 4.9rem);
}

.copilot-copy > p:not(.kicker) {
  margin: 1.7rem 0 0;
  color: #aebccd;
  line-height: 1.8;
}

.copilot-points {
  margin-top: 2.4rem;
  display: grid;
  gap: 1rem;
}

.copilot-points > div {
  padding-top: 1rem;
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.11);
}

.copilot-points i {
  color: #5eaaf6;
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-style: normal;
}

.copilot-points span {
  display: grid;
}

.copilot-points b {
  font-size: 0.86rem;
}

.copilot-points small {
  margin-top: 0.2rem;
  color: #91a0b4;
  font-size: 0.74rem;
}

.copilot-console {
  overflow: hidden;
  border: 1px solid rgba(145, 190, 241, 0.22);
  border-radius: 1.3rem;
  background: rgba(8, 26, 47, 0.78);
  box-shadow: 0 32px 90px rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(16px);
}

.console-head {
  padding: 1rem 1.15rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.025);
}

.console-head > div {
  display: flex;
  align-items: center;
  gap: 0.7rem;
}

.console-head img {
  width: 31px;
}

.console-head span:not(.console-secure) {
  display: grid;
  line-height: 1.35;
}

.console-head b {
  font-family: var(--font-display);
  font-size: 0.78rem;
}

.console-head small {
  color: #7891ad;
  font-size: 0.56rem;
}

.console-secure {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  color: #8fa7c2;
  font-size: 0.56rem;
  font-weight: 700;
}

.console-secure i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 4px rgba(18, 183, 122, 0.1);
}

.conversation {
  padding: 1.3rem;
}

.message {
  max-width: 89%;
  font-size: 0.76rem;
}

.message > span {
  margin-bottom: 0.45rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  color: #7d94af;
  font-size: 0.55rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.message > span img {
  width: 18px;
}

.message p {
  margin: 0;
  padding: 0.8rem 0.95rem;
  border-radius: 0.85rem;
  color: #dce6f2;
  background: rgba(255, 255, 255, 0.06);
  line-height: 1.65;
}

.message--user {
  margin-left: auto;
}

.message--user > span {
  justify-content: flex-end;
}

.message--user p {
  color: #fff;
  background: linear-gradient(120deg, #1548f7, #0878ff);
}

.analysis-state {
  margin: 1.1rem 0;
  padding: 0.7rem 0;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  border-top: 1px solid rgba(255, 255, 255, 0.07);
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}

.analysis-spinner {
  width: 24px;
  height: 24px;
  border: 2px solid rgba(73, 151, 249, 0.22);
  border-top-color: #4facff;
  border-radius: 50%;
  animation: spin 2.2s linear infinite;
}

.analysis-state div {
  display: grid;
  line-height: 1.35;
}

.analysis-state b {
  color: #a9bdd4;
  font-size: 0.62rem;
}

.analysis-state small {
  color: #667f9c;
  font-size: 0.54rem;
}

.message--assistant p {
  border: 1px solid rgba(114, 170, 236, 0.13);
  background: rgba(21, 47, 76, 0.7);
}

.message--assistant p + p {
  margin-top: 0.55rem;
}

.evidence-tags {
  margin-top: 0.7rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.evidence-tags i {
  padding: 0.3rem 0.5rem;
  border: 1px solid rgba(82, 160, 248, 0.2);
  border-radius: 999px;
  color: #7eb8f5;
  background: rgba(7, 93, 255, 0.07);
  font-size: 0.48rem;
  font-style: normal;
  font-weight: 800;
}

.decision-options {
  margin-top: 1.1rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.65rem;
}

.decision-options button {
  padding: 0.7rem;
  display: grid;
  grid-template-columns: 28px 1fr auto;
  align-items: center;
  gap: 0.55rem;
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: 0.75rem;
  color: #fff;
  background: rgba(255, 255, 255, 0.035);
  text-align: left;
  cursor: pointer;
  transition: border-color 180ms ease, background 180ms ease;
}

.decision-options button[aria-pressed="true"] {
  border-color: rgba(61, 155, 255, 0.62);
  background: rgba(7, 93, 255, 0.12);
}

.decision-options button > span {
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border-radius: 0.45rem;
  color: #7db9ff;
  background: rgba(7, 93, 255, 0.13);
  font-family: var(--font-display);
  font-size: 0.62rem;
  font-weight: 700;
}

.decision-options p {
  margin: 0;
  display: grid;
  line-height: 1.35;
}

.decision-options b {
  font-size: 0.58rem;
}

.decision-options small {
  color: #7690aa;
  font-size: 0.5rem;
}

.decision-options button > i {
  color: #77b7ff;
  font-size: 0.48rem;
  font-style: normal;
  font-weight: 800;
}

.workflow-heading {
  align-items: end;
}

.workflow-steps {
  margin-top: 5rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.workflow-step {
  min-height: 390px;
  padding: 1.6rem;
  border-top: 1px solid var(--line-strong);
  border-right: 1px solid var(--line);
}

.workflow-step:first-child {
  border-left: 1px solid var(--line);
}

.step-top {
  margin-bottom: 4.2rem;
  display: flex;
  align-items: center;
}

.step-top span {
  width: 39px;
  height: 39px;
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  border: 1px solid rgba(7, 93, 255, 0.2);
  border-radius: 50%;
  color: var(--blue);
  font-family: var(--font-display);
  font-size: 0.66rem;
  font-weight: 700;
  background: #fff;
}

.step-top i {
  width: calc(100% + 1.6rem);
  height: 1px;
  background: linear-gradient(90deg, rgba(7, 93, 255, 0.35), rgba(7, 93, 255, 0.05));
}

.step-label {
  margin: 0 0 0.8rem;
  color: #8290a5;
  font-size: 0.62rem;
  font-weight: 800;
  letter-spacing: 0.15em;
}

.source-chips,
.step-status,
.decision-chip {
  margin-top: 2.2rem;
}

.source-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.source-chips span {
  padding: 0.4rem 0.62rem;
  border: 1px solid var(--line);
  border-radius: 0.5rem;
  color: #5f6e83;
  background: #fff;
  font-size: 0.58rem;
  font-weight: 800;
}

.step-status,
.decision-chip {
  width: max-content;
  padding: 0.65rem 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.55rem;
  border: 1px solid var(--line);
  border-radius: 0.65rem;
  background: #fff;
  box-shadow: 0 10px 25px rgba(26, 62, 110, 0.07);
}

.step-status > i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 4px rgba(18, 183, 122, 0.1);
}

.step-status span,
.decision-chip span {
  color: #526176;
  font-size: 0.6rem;
  font-weight: 700;
}

.step-status b {
  color: var(--green);
  font-size: 0.5rem;
}

.decision-chip img {
  width: 23px;
}

.closing {
  width: min(1380px, calc(100% - 32px));
  min-height: 630px;
  margin: 0 auto 1rem;
  padding: 7rem max(1.5rem, calc((100% - 1170px) / 2));
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  align-items: center;
  gap: 4rem;
  overflow: hidden;
  border-radius: 2.5rem;
  color: #fff;
  background: radial-gradient(circle at 25% 50%, rgba(7, 93, 255, 0.25), transparent 32%),
    linear-gradient(140deg, #07111f, #091a2d);
}

.closing-art {
  position: relative;
  min-height: 360px;
  display: grid;
  place-items: center;
}

.closing-art img {
  z-index: 2;
  width: 128px;
  filter: drop-shadow(0 24px 60px rgba(0, 108, 255, 0.38));
}

.closing-orbit {
  position: absolute;
  border: 1px solid rgba(80, 166, 255, 0.18);
  border-radius: 50%;
}

.closing-orbit--one {
  width: 250px;
  height: 250px;
  animation: pulseOrbit 4s ease-in-out infinite;
}

.closing-orbit--two {
  width: 380px;
  height: 380px;
  animation: pulseOrbit 4s 800ms ease-in-out infinite;
}

.closing-copy h2 {
  font-size: clamp(3rem, 5vw, 5.5rem);
}

.closing-copy > p:not(.kicker) {
  max-width: 590px;
  margin: 1.5rem 0 2rem;
  color: #acbbcd;
  font-size: 1rem;
}

.button--light {
  color: var(--ink);
  background: #fff;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.2);
}

.button--light:hover,
.button--light:focus-visible {
  color: #fff;
  background: var(--blue);
}

.site-footer {
  width: var(--shell);
  margin: 0 auto;
  padding: 4rem 0 2rem;
}

.footer-main {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
}

.brand--footer .brand-symbol {
  width: 42px;
  height: 42px;
}

.brand--footer .brand-name {
  font-size: 1.8rem;
}

.footer-brand > p {
  margin: 1rem 0 0;
  color: #718097;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.footer-links > div {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-links span {
  margin-bottom: 0.35rem;
  color: #8793a5;
  font-size: 0.62rem;
  font-weight: 800;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.footer-links a {
  width: max-content;
  max-width: 100%;
  color: #3e4d63;
  font-size: 0.78rem;
  font-weight: 700;
  word-break: break-word;
  transition: color 180ms ease;
}

.footer-links a:hover,
.footer-links a:focus-visible {
  color: var(--blue);
}

.footer-bottom {
  margin-top: 4rem;
  padding-top: 1.3rem;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  border-top: 1px solid var(--line);
  color: #8995a8;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 700ms cubic-bezier(0.2, 0.7, 0.2, 1), transform 700ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

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

.reveal--delay,
.reveal--delay-1 { transition-delay: 100ms; }
.reveal--delay-2 { transition-delay: 180ms; }
.reveal--delay-3 { transition-delay: 260ms; }

:focus-visible {
  outline: 3px solid rgba(7, 93, 255, 0.32);
  outline-offset: 3px;
}

@keyframes scheduleIn {
  from { opacity: 0; transform: scaleX(0.5); transform-origin: left; }
  to { opacity: 1; transform: scaleX(1); transform-origin: left; }
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

@keyframes stageIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes dash {
  to { stroke-dashoffset: -96; }
}

@keyframes pulseOrbit {
  0%, 100% { opacity: 0.45; transform: scale(0.96); }
  50% { opacity: 1; transform: scale(1.04); }
}

@media (max-width: 1080px) {
  :root {
    --shell: min(100% - 32px, 980px);
  }

  .desktop-nav {
    gap: 1.2rem;
  }

  .hero-inner {
    grid-template-columns: 0.9fr 1.1fr;
    gap: 2.4rem;
  }

  .hero h1 {
    font-size: clamp(3rem, 5.6vw, 4.8rem);
  }

  .platform-stage,
  .copilot-shell {
    gap: 3rem;
  }

  .decision-options {
    grid-template-columns: 1fr;
  }

  .architecture-card {
    min-height: 500px;
  }
}

@media (max-width: 900px) {
  .section {
    padding: 6rem 0;
  }

  .header-shell {
    grid-template-columns: 1fr auto;
  }

  .desktop-nav,
  .header-cta {
    display: none;
  }

  .menu-toggle {
    width: 44px;
    height: 44px;
    display: grid;
    place-content: center;
    gap: 6px;
    border: 0;
    border-radius: 0.7rem;
    background: #f0f5fb;
    cursor: pointer;
  }

  .menu-toggle span {
    width: 20px;
    height: 2px;
    border-radius: 2px;
    background: var(--ink);
    transition: transform 180ms ease;
  }

  .menu-toggle[aria-expanded="true"] span:first-child {
    transform: translateY(4px) rotate(45deg);
  }

  .menu-toggle[aria-expanded="true"] span:last-child {
    transform: translateY(-4px) rotate(-45deg);
  }

  .mobile-nav {
    position: fixed;
    z-index: -1;
    top: 0;
    left: 0;
    width: 100%;
    height: 100dvh;
    padding: 8rem 2rem 3rem;
    display: flex;
    flex-direction: column;
    gap: 1.1rem;
    visibility: hidden;
    opacity: 0;
    background: rgba(247, 250, 255, 0.98);
    backdrop-filter: blur(20px);
    transition: opacity 180ms ease, visibility 180ms ease;
  }

  .mobile-nav.is-open {
    visibility: visible;
    opacity: 1;
  }

  .mobile-nav a {
    padding: 0.7rem 0;
    border-bottom: 1px solid var(--line);
    font-family: var(--font-display);
    font-size: 1.65rem;
    font-weight: 600;
    letter-spacing: -0.04em;
  }

  .hero {
    min-height: auto;
    padding-top: 9rem;
  }

  .hero-inner,
  .platform-stage,
  .copilot-shell,
  .closing {
    grid-template-columns: 1fr;
  }

  .hero-copy {
    max-width: 720px;
  }

  .hero-visual {
    max-width: 720px;
    margin-top: 2rem;
  }

  .capability-rail {
    margin-top: 6rem;
    flex-wrap: wrap;
    justify-content: center;
  }

  .constraint-grid,
  .architecture {
    grid-template-columns: repeat(2, 1fr);
  }

  .constraint-card:nth-child(2) {
    border-right: 0;
  }

  .constraint-card:nth-child(-n + 2) {
    border-bottom: 1px solid var(--line);
  }

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

  .platform-stage {
    padding-top: 3rem;
  }

  .engine-visual {
    max-width: 600px;
    margin: 0 auto;
  }

  .architecture-card:last-child {
    grid-column: span 2;
    min-height: 440px;
  }

  .copilot-shell {
    padding-top: 6rem;
    padding-bottom: 6rem;
  }

  .copilot-console {
    max-width: 680px;
  }

  .workflow-steps {
    grid-template-columns: 1fr;
  }

  .workflow-step {
    min-height: auto;
    border-left: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
  }

  .step-top {
    margin-bottom: 2.5rem;
  }

  .closing-art {
    min-height: 320px;
    grid-row: 2;
  }
}

@media (max-width: 680px) {
  :root {
    --shell: calc(100% - 24px);
  }

  .site-header {
    padding: 0.6rem 0;
  }

  .header-shell {
    min-height: 60px;
    padding-left: 0.75rem;
  }

  .brand-symbol {
    width: 32px;
    height: 32px;
  }

  .brand-name {
    font-size: 1.3rem;
  }

  .hero {
    padding-top: 8.6rem;
  }

  .eyebrow {
    font-size: 0.61rem;
    letter-spacing: 0.07em;
  }

  .hero h1 {
    font-size: clamp(3rem, 15vw, 4.5rem);
  }

  .hero-lead {
    font-size: 1rem;
  }

  .hero-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

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

  .product-window {
    transform: none;
  }

  .window-topbar {
    min-height: 52px;
  }

  .window-brand b,
  .mini-kpi:nth-child(3) {
    display: none;
  }

  .plan-status-row {
    grid-template-columns: 1.3fr 1fr;
  }

  .job {
    font-size: 0;
  }

  .copilot-float {
    right: 0.6rem;
    bottom: -2.8rem;
    width: calc(100% - 1.2rem);
  }

  .capability-rail {
    margin-top: 7rem;
    gap: 0.7rem;
    font-size: 0.56rem;
    text-align: center;
  }

  .statement-grid,
  .technology-intro,
  .workflow-heading {
    grid-template-columns: 1fr;
    gap: 1.4rem;
  }

  .statement h2,
  .technology h2,
  .workflow h2,
  .copilot-copy h2 {
    font-size: clamp(2.55rem, 12vw, 4rem);
  }

  .statement-copy > p:last-child {
    margin-left: 0;
  }

  .constraint-grid,
  .architecture {
    grid-template-columns: 1fr;
  }

  .constraint-card {
    min-height: 300px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .constraint-card:last-child {
    border-bottom: 0;
  }

  .platform-shell,
  .copilot-section,
  .closing {
    width: calc(100% - 16px);
    border-radius: 1.6rem;
  }

  .platform-shell,
  .copilot-shell,
  .closing {
    padding-right: 1.25rem;
    padding-left: 1.25rem;
  }

  .product-wordmark span {
    font-size: 2.6rem;
  }

  .platform-heading > p {
    font-size: 0.9rem;
  }

  .platform-tabs button {
    justify-content: center;
    font-size: 0.78rem;
  }

  .platform-tabs button span {
    display: none;
  }

  .platform-stage {
    gap: 2rem;
  }

  .engine-visual {
    height: 340px;
    transform: scale(0.84);
    margin-right: -2rem;
    margin-left: -2rem;
  }

  .architecture-card,
  .architecture-card:last-child {
    min-height: 480px;
    grid-column: auto;
  }

  .console-head {
    align-items: flex-start;
    gap: 1rem;
  }

  .console-secure {
    max-width: 90px;
    text-align: right;
  }

  .message {
    max-width: 96%;
  }

  .decision-options {
    grid-template-columns: 1fr;
  }

  .closing {
    min-height: 760px;
    padding-top: 5rem;
    padding-bottom: 4rem;
  }

  .closing h2 {
    font-size: clamp(2.8rem, 14vw, 4.5rem);
  }

  .closing-art {
    min-height: 270px;
  }

  .closing-orbit--one {
    width: 210px;
    height: 210px;
  }

  .closing-orbit--two {
    width: 310px;
    height: 310px;
  }

  .footer-main {
    grid-template-columns: 1fr;
  }

  .footer-links {
    grid-template-columns: 1fr 1fr;
  }

  .footer-links > div:last-child {
    grid-column: span 2;
  }

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

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}