:root {
  color-scheme: light;
  font-family: Inter, ui-sans-serif, system-ui, sans-serif;
  background: #f4f4f1;
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  min-width: 320px;
  height: 100%;
  margin: 0;
  overflow-x: hidden;
  overflow-y: auto;
  background: #f4f4f1;
}

.top-tabs {
  position: sticky;
  z-index: 20;
  top: 14px;
  display: flex;
  justify-content: center;
  width: fit-content;
  margin: 14px auto 0;
  padding: 4px;
  border: 1px solid rgba(255, 255, 255, 0.82);
  border-radius: 999px;
  background: rgba(244, 244, 241, 0.76);
  box-shadow: 0 10px 32px rgba(31, 54, 65, 0.08);
  backdrop-filter: blur(18px) saturate(1.2);
}

.top-tab {
  padding: 9px 17px;
  border: 0;
  border-radius: 999px;
  color: rgba(22, 46, 58, 0.62);
  background: transparent;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 8px;
  letter-spacing: 0.14em;
  cursor: pointer;
  transition: color 180ms ease, background 180ms ease, transform 180ms ease;
}

.top-tab:hover,
.top-tab:focus-visible {
  color: #163647;
  background: rgba(255, 255, 255, 0.72);
  outline: none;
}

.top-tab:active {
  transform: scale(0.96);
}

.intro-video-stage {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: min(1180px, calc(100vw - 64px));
  min-height: calc(100vh - 76px);
  margin: 10px auto 26px;
  padding: 8px 0 18px;
  overflow: hidden;
  scroll-margin-top: 72px;
}

.intro-video-stage .intro-source {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.intro-main-visual {
  display: block;
  width: 100%;
  max-width: 650px;
  max-height: min(430px, 54vh);
  object-fit: contain;
  opacity: 0;
  filter: blur(9px);
  transform: translateY(34px) scale(0.88);
  transition:
    opacity 900ms ease,
    filter 1100ms ease,
    transform 1200ms cubic-bezier(0.16, 1, 0.3, 1);
}

.intro-media-row {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
  width: min(100%, 980px);
  margin-top: 14px;
}

.intro-media-row::before {
  content: "";
  position: absolute;
  z-index: 2;
  top: -12px;
  left: 16.66%;
  width: 66.68%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(27, 133, 181, 0.5), transparent);
  opacity: 0;
  transform: scaleX(0);
  transform-origin: center;
  pointer-events: none;
}

.intro-media-card {
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 4 / 3;
  min-width: 0;
  overflow: hidden;
  border-radius: 0;
  background: #f4f4f1;
  opacity: 0;
  filter: blur(7px);
  transition:
    opacity 720ms ease,
    filter 850ms ease,
    transform 900ms cubic-bezier(0.16, 1, 0.3, 1);
}

.intro-media-card:nth-child(1) { transform: translateX(-34px) translateY(20px) scale(0.9); }
.intro-media-card:nth-child(2) { transform: translateY(34px) scale(0.9); }
.intro-media-card:nth-child(3) { transform: translateX(34px) translateY(20px) scale(0.9); }

.intro-video-stage.is-animated .intro-main-visual {
  opacity: 1;
  filter: blur(0);
  transform: translateY(0) scale(1);
}

.intro-video-stage.is-animated .intro-media-card {
  opacity: 1;
  filter: blur(0);
  transform: translate(0, 0) scale(1);
}

.intro-video-stage.is-animated .intro-media-card:nth-child(1) { transition-delay: 900ms; }
.intro-video-stage.is-animated .intro-media-card:nth-child(3) { transition-delay: 1080ms; }
.intro-video-stage.is-animated .intro-media-card:nth-child(2) { transition-delay: 1260ms; }

.intro-video-stage.is-animated .intro-media-row::before {
  animation: assembly-link 1050ms 700ms ease both;
}

@keyframes assembly-link {
  0% { opacity: 0; transform: scaleX(0); }
  34% { opacity: 0.75; transform: scaleX(1); }
  72% { opacity: 0.5; transform: scaleX(1); }
  100% { opacity: 0; transform: scaleX(1); }
}

.intro-media-card canvas {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.hero-stage {
  position: relative;
  width: min(1180px, calc(100vw - 64px));
  min-height: 820px;
  margin: 28px auto 36px;
  padding: 24px 0 28px;
}

.hero-primary {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 1.3fr) minmax(0, 1fr);
  align-items: center;
  column-gap: 30px;
  min-height: 500px;
}

.brain-hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-width: 0;
  grid-column: 2;
  grid-row: 1;
  opacity: 0;
  transform: translateY(18px) scale(0.96);
  transition:
    opacity 1100ms ease,
    transform 1200ms cubic-bezier(0.22, 1, 0.36, 1);
}

.brain-hero video {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.brain-hero canvas {
  display: block;
  width: min(100%, 500px);
  height: auto;
  max-height: 500px;
  object-fit: contain;
  filter: contrast(1.08) saturate(1.02) drop-shadow(0 24px 38px rgba(26, 43, 52, 0.1));
}

.brain-label {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-top: 14px;
  color: rgba(18, 30, 37, 0.52);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 8px;
  letter-spacing: 0.12em;
}

.brain-label span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #1a83bb;
  box-shadow: 0 0 0 4px rgba(26, 131, 187, 0.12);
  animation: engine-pulse 1.8s ease-in-out infinite;
}

.core-capabilities {
  display: contents;
}

.core-card {
  position: relative;
  width: 100%;
  min-height: 260px;
  height: 260px;
  padding: 25px 27px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.82);
  border-radius: 24px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.76), rgba(255, 255, 255, 0.34)),
    rgba(48, 121, 165, 0.035);
  box-shadow:
    0 24px 56px rgba(23, 44, 56, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(24px) saturate(1.2);
  opacity: 0;
  transition:
    opacity 900ms ease,
    transform 1050ms cubic-bezier(0.22, 1, 0.36, 1);
}

.core-card-primary {
  grid-column: 1;
  grid-row: 1;
  transform: translateX(-32px);
}

.core-card-secondary {
  grid-column: 3;
  grid-row: 1;
  margin-left: 0;
  transform: translateX(32px);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.76), rgba(255, 255, 255, 0.34)),
    rgba(120, 85, 177, 0.035);
}

.core-index {
  color: rgba(18, 52, 69, 0.4);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 8px;
  letter-spacing: 0.14em;
}

.core-card > strong {
  display: block;
  margin-top: 17px;
  color: #17272f;
  font-size: 22px;
  font-weight: 560;
  letter-spacing: -0.03em;
}

.core-card > p {
  max-width: 360px;
  margin: 8px 0 18px;
  color: rgba(23, 39, 47, 0.55);
  font-size: 11px;
  line-height: 1.55;
}

.core-card ul {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.core-card li {
  padding: 6px 9px;
  border: 1px solid rgba(28, 78, 103, 0.09);
  border-radius: 999px;
  color: rgba(22, 55, 71, 0.58);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 7px;
}

.module-trio {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 26px;
  margin-top: 24px;
  padding-top: 28px;
  border-top: 1px solid rgba(26, 52, 65, 0.08);
}

.module-item {
  min-width: 0;
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 850ms ease,
    transform 950ms cubic-bezier(0.22, 1, 0.36, 1);
}

.module-item:nth-child(1) { transition-delay: 450ms; }
.module-item:nth-child(2) { transition-delay: 590ms; }
.module-item:nth-child(3) { transition-delay: 730ms; }

.module-visual {
  position: relative;
  display: grid;
  place-items: center;
  width: 100%;
  height: 180px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.22);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.85);
}

.module-visual canvas {
  position: absolute;
  top: 50%;
  left: 50%;
  display: block;
  width: auto;
  height: 76%;
  max-width: 86%;
  transform: translate(-50%, -50%);
  object-fit: contain;
  filter: contrast(1.04) saturate(0.98);
}

.module-mobile-video { display: none; }

.hero-stage.is-ready .brain-hero,
.hero-stage.is-ready .core-card,
.hero-stage.is-ready .module-item {
  opacity: 1;
  transform: translate(0) scale(1);
}

.hero-stage.is-ready .core-card-primary { transition-delay: 140ms; }
.hero-stage.is-ready .core-card-secondary { transition-delay: 260ms; }

.module-name {
  height: 20px;
  margin-top: 13px;
  color: rgba(15, 47, 62, 0.66);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 9px;
  line-height: 20px;
  letter-spacing: 0.14em;
  text-align: center;
}

.module-name.is-typing::after {
  content: "_";
  margin-left: 2px;
}

.automation-stage {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 42fr) minmax(0, 58fr);
  column-gap: 38px;
  width: min(1180px, calc(100vw - 64px));
  min-height: 590px;
  margin: 24px auto 54px;
  padding: 16px 0 24px;
  background: #f4f4f1;
}

.cube-side,
.workflow-side {
  position: relative;
  min-width: 0;
  min-height: 0;
}

.cube-side {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.cube-side::after,
.sphere-side::after {
  content: "";
  position: absolute;
  left: 50%;
  border-radius: 50%;
  pointer-events: none;
  transform: translateX(-50%);
}

.cube-side::after,
.sphere-side::after {
  z-index: 0;
  background: rgba(30, 46, 54, 0.16);
  filter: blur(13px);
}

.cube-side::after {
  top: 78%;
  width: min(43%, 210px);
  height: 18px;
}

.cube-side video {
  position: relative;
  z-index: 1;
  display: block;
  width: min(96%, 580px);
  height: auto;
  max-height: 570px;
  opacity: 1;
  object-fit: contain;
  -webkit-mask-image: linear-gradient(to bottom, #000 0%, #000 86%, rgba(0, 0, 0, 0.82) 90%, rgba(0, 0, 0, 0.28) 95%, transparent 100%);
  mask-image: linear-gradient(to bottom, #000 0%, #000 86%, rgba(0, 0, 0, 0.82) 90%, rgba(0, 0, 0, 0.28) 95%, transparent 100%);
  mix-blend-mode: multiply;
  filter: contrast(1.1) saturate(1.02) drop-shadow(0 22px 30px rgba(27, 43, 52, 0.08));
  pointer-events: none;
}

.cube-side canvas {
  display: none;
}

.engine-caption {
  position: relative;
  z-index: 4;
  display: flex;
  align-items: center;
  gap: 9px;
  margin-top: 20px;
  color: rgba(18, 30, 37, 0.58);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 9px;
  letter-spacing: 0.12em;
}

.engine-status {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #1bb58a;
  box-shadow: 0 0 0 4px rgba(27, 181, 138, 0.12);
  animation: engine-pulse 1.8s ease-in-out infinite;
}

.workflow-side {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 38px 10px 38px 0;
}

.workflow-heading {
  margin-bottom: 28px;
}

.workflow-heading span {
  display: block;
  margin-bottom: 10px;
  color: rgba(16, 38, 49, 0.44);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 9px;
  letter-spacing: 0.16em;
}

.workflow-heading strong {
  display: block;
  max-width: 390px;
  color: #17262e;
  font-size: clamp(25px, 2.5vw, 38px);
  font-weight: 520;
  line-height: 1.08;
  letter-spacing: -0.035em;
}

.deck-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  width: 100%;
}

.task-deck {
  min-width: 0;
}

.deck-title {
  height: 17px;
  margin: 0 0 11px 5px;
  color: rgba(15, 48, 63, 0.58);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 8px;
  line-height: 17px;
  letter-spacing: 0.12em;
  white-space: nowrap;
}

.deck-title.is-typing::after {
  content: "_";
  margin-left: 2px;
}

.action-deck {
  position: relative;
  width: 100%;
  height: 244px;
  perspective: 1200px;
}

.action-card {
  --card-position: 0;
  --accent: 47, 116, 178;
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  width: 100%;
  height: 188px;
  padding: 17px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.78);
  border-radius: 17px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.78), rgba(255, 255, 255, 0.36)),
    rgba(var(--accent), 0.045);
  box-shadow:
    0 20px 46px rgba(23, 44, 56, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(22px) saturate(1.25);
  transform:
    translate3d(calc(var(--card-position) * 7px), calc(var(--card-position) * 24px), calc(var(--card-position) * -34px))
    scale(calc(1 - var(--card-position) * 0.025));
  transform-origin: top center;
  opacity: calc(1 - var(--card-position) * 0.09);
  z-index: calc(10 - var(--card-position));
  transition:
    transform 700ms cubic-bezier(0.22, 1, 0.36, 1),
    opacity 520ms ease,
    filter 520ms ease;
}

.action-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(circle at 88% 8%, rgba(var(--accent), 0.18), transparent 35%);
  pointer-events: none;
}

.action-card[data-accent="violet"] { --accent: 115, 83, 185; }
.action-card[data-accent="amber"] { --accent: 213, 145, 35; }
.action-card[data-accent="green"] { --accent: 31, 153, 111; }
.action-card[data-accent="coral"] { --accent: 205, 91, 78; }

.action-card.is-completing {
  opacity: 0;
  filter: blur(7px);
  transform: translate3d(-34px, -18px, 34px) rotate(-2deg) scale(1.02);
}

.card-top,
.card-meta {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-top {
  justify-content: flex-start;
  gap: 10px;
  color: rgba(20, 38, 48, 0.48);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 9px;
  letter-spacing: 0.12em;
}

.card-icon {
  display: grid;
  place-items: center;
  width: 25px;
  height: 25px;
  border: 1px solid rgba(var(--accent), 0.2);
  border-radius: 8px;
  background: rgba(var(--accent), 0.1);
  color: rgb(var(--accent));
  font-size: 8px;
  font-weight: 700;
  letter-spacing: -0.04em;
}

.action-card > strong {
  position: relative;
  z-index: 1;
  display: block;
  margin-top: 20px;
  color: #17272f;
  font-size: 15px;
  font-weight: 570;
  letter-spacing: -0.025em;
}

.action-card > p {
  position: relative;
  z-index: 1;
  max-width: 320px;
  margin: 6px 0 0;
  color: rgba(23, 39, 47, 0.56);
  font-size: 9px;
  line-height: 1.5;
}

.card-meta {
  margin-top: auto;
  color: rgba(22, 41, 50, 0.42);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 7px;
  letter-spacing: 0.1em;
}

.action-card.is-active .card-top,
.action-card.is-active > strong,
.action-card.is-active > p,
.action-card.is-active .card-meta {
  animation: card-content-in 620ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

.action-card.is-active > strong { animation-delay: 70ms; }
.action-card.is-active > p { animation-delay: 120ms; }
.action-card.is-active .card-meta { animation-delay: 170ms; }

@keyframes card-content-in {
  from {
    opacity: 0;
    transform: translateY(-9px);
    filter: blur(3px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
    filter: blur(0);
  }
}

.card-meta span {
  color: rgb(var(--accent));
}

@keyframes engine-pulse {
  50% { transform: scale(1.35); opacity: 0.7; }
}

.capability-stage {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 0.9fr) minmax(0, 1fr);
  align-items: center;
  column-gap: 48px;
  width: min(1180px, calc(100vw - 64px));
  min-height: 500px;
  margin: 10px auto 72px;
  padding: 18px 0;
}

.sphere-side,
.capability-list {
  position: relative;
  z-index: 1;
}

.sphere-side {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-width: 0;
}

.sphere-side::after {
  top: 77%;
  width: min(42%, 150px);
  height: 15px;
  background: rgba(30, 46, 54, 0.14);
  filter: blur(12px);
}

.sphere-side video {
  display: none;
}

.sphere-side canvas {
  position: relative;
  z-index: 1;
  display: block;
  width: min(100%, 410px);
  height: auto;
  max-height: 430px;
  object-fit: contain;
  filter: contrast(1.04) saturate(0.98) drop-shadow(0 24px 36px rgba(26, 43, 52, 0.1));
  pointer-events: none;
}

.sphere-label {
  position: relative;
  z-index: 4;
  display: flex;
  align-items: center;
  gap: 9px;
  margin-top: 18px;
  color: rgba(18, 30, 37, 0.54);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 8px;
  letter-spacing: 0.12em;
  white-space: nowrap;
}

.sphere-label span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #287cb3;
  box-shadow: 0 0 0 4px rgba(40, 124, 179, 0.12);
}

.capability-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.capability-kicker {
  margin: 0 0 12px 44px;
  color: rgba(16, 38, 49, 0.4);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 8px;
  letter-spacing: 0.16em;
  opacity: 1;
  transition: opacity 720ms ease 1000ms;
}

.capability-list article {
  position: relative;
  display: grid;
  grid-template-columns: 30px 1fr;
  gap: 14px;
  padding: 15px 0;
  opacity: 1;
  transition:
    opacity 1000ms ease,
    transform 1000ms cubic-bezier(0.22, 1, 0.36, 1);
}

.capability-list article::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 1px;
  background: rgba(28, 51, 63, 0.11);
  transform: scaleX(0);
  transition: transform 720ms cubic-bezier(0.16, 1, 0.3, 1);
}

.capability-list-left article::before {
  transform-origin: right center;
}

.capability-list-right article::before {
  transform-origin: left center;
}

.capability-list-left article {
  transform: translateX(0);
}

.capability-list-right article {
  transform: translateX(0);
}

.capability-stage.is-animated .capability-kicker,
.capability-stage.is-animated .capability-list article {
  opacity: 0;
}

.capability-stage.is-animated .capability-list-left article {
  transform: translateX(-28px);
}

.capability-stage.is-animated .capability-list-right article {
  transform: translateX(28px);
}

.capability-list article:nth-of-type(1),
.capability-list article:nth-of-type(2),
.capability-list article:nth-of-type(3),
.capability-list article:nth-of-type(4) { transition-delay: 0ms; }

.capability-stage.is-visible .capability-kicker {
  opacity: 1;
}

.capability-list article.is-revealed {
  opacity: 1;
  transform: translateX(0);
}

/* The section state is the source of truth, so text can never remain hidden
   when delayed timers are throttled during a fast scroll. */
.capability-stage.is-visible .capability-list article {
  opacity: 1;
  transform: translateX(0);
}

.capability-list article.is-revealed::before {
  transform: scaleX(1);
}

.capability-stage.is-animated .capability-list article > span,
.capability-stage.is-animated .capability-list article strong,
.capability-stage.is-animated .capability-list article p {
  opacity: 0;
  filter: blur(4px);
  transform: translateY(7px);
  transition:
    opacity 720ms ease,
    filter 850ms ease,
    transform 850ms cubic-bezier(0.16, 1, 0.3, 1);
}

.capability-list article.is-revealed > span,
.capability-list article.is-revealed strong,
.capability-list article.is-revealed p {
  opacity: 1;
  filter: blur(0);
  transform: translateY(0);
}

.capability-stage.is-visible .capability-list article > span,
.capability-stage.is-visible .capability-list article strong,
.capability-stage.is-visible .capability-list article p {
  opacity: 1;
  filter: blur(0);
  transform: translateY(0);
}

.capability-stage.is-visible .capability-list article:nth-of-type(1) { transition-delay: 1000ms; }
.capability-stage.is-visible .capability-list article:nth-of-type(2) { transition-delay: 1120ms; }
.capability-stage.is-visible .capability-list article:nth-of-type(3) { transition-delay: 1240ms; }
.capability-stage.is-visible .capability-list article:nth-of-type(4) { transition-delay: 1360ms; }

.capability-stage.is-visible .capability-list article:nth-of-type(1) > span,
.capability-stage.is-visible .capability-list article:nth-of-type(1) strong,
.capability-stage.is-visible .capability-list article:nth-of-type(1) p { transition-delay: 1080ms; }
.capability-stage.is-visible .capability-list article:nth-of-type(2) > span,
.capability-stage.is-visible .capability-list article:nth-of-type(2) strong,
.capability-stage.is-visible .capability-list article:nth-of-type(2) p { transition-delay: 1200ms; }
.capability-stage.is-visible .capability-list article:nth-of-type(3) > span,
.capability-stage.is-visible .capability-list article:nth-of-type(3) strong,
.capability-stage.is-visible .capability-list article:nth-of-type(3) p { transition-delay: 1320ms; }
.capability-stage.is-visible .capability-list article:nth-of-type(4) > span,
.capability-stage.is-visible .capability-list article:nth-of-type(4) strong,
.capability-stage.is-visible .capability-list article:nth-of-type(4) p { transition-delay: 1440ms; }

.capability-list article.is-revealed strong { transition-delay: 90ms; }
.capability-list article.is-revealed p { transition-delay: 170ms; }

.capability-list article > span {
  padding-top: 2px;
  color: rgba(20, 63, 84, 0.35);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 8px;
}

.capability-list strong {
  display: block;
  min-height: 16px;
  color: #17272f;
  font-size: 13px;
  font-weight: 570;
  letter-spacing: -0.01em;
}

.capability-list p {
  min-height: 29px;
  max-width: 240px;
  margin: 5px 0 0;
  color: rgba(23, 39, 47, 0.5);
  font-size: 10px;
  line-height: 1.45;
}

.capability-list-right {
  text-align: left;
}

.stage {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 61fr) minmax(0, 39fr);
  column-gap: 22px;
  width: min(1180px, calc(100vw - 64px));
  height: min(680px, calc(100vh - 64px));
  min-height: 520px;
  margin: 36px auto 24px;
  overflow: hidden;
  background: #f4f4f1;
}

.eye-side,
.chart-side {
  position: relative;
  min-width: 0;
  min-height: 0;
  overflow: hidden;
}

.eye-side {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: clamp(28px, 4vw, 52px) clamp(30px, 4vw, 62px) clamp(24px, 3vw, 42px) 8px;
  isolation: isolate;
  background: #f4f4f1;
}

.eye-side video {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.eye-side canvas {
  display: block;
  width: min(88%, 420px);
  height: auto;
  max-height: 440px;
  object-fit: contain;
  transform: translateX(-4%);
  filter: contrast(1.025) saturate(0.96);
  user-select: none;
}

.eye-log {
  width: min(88%, 410px);
  height: 78px;
  min-height: 78px;
  margin-top: 28px;
  padding-left: 12px;
  overflow: hidden;
  border-left: 1px solid rgba(15, 24, 30, 0.28);
  color: #11191e;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 9px;
  line-height: 1.55;
  letter-spacing: 0.015em;
}

.log-line {
  height: 14px;
  white-space: nowrap;
  opacity: 0;
  overflow: hidden;
  transform: translateY(7px);
  transition:
    opacity 600ms ease,
    transform 600ms ease,
    height 600ms ease;
}

.log-line.is-visible {
  opacity: 0.55;
  transform: translateY(0);
}

.log-line:last-child {
  opacity: 1;
}

.log-line.is-leaving {
  height: 0;
  opacity: 0;
  transform: translateY(-7px);
}

.chart-side {
  height: 100%;
  padding: 30px 0 30px 26px;
}

#chart {
  width: 100%;
  height: 100%;
  background: transparent;
}

#neural-scan {
  position: fixed;
  z-index: 3;
  inset: 0;
  display: block;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  mix-blend-mode: multiply;
  opacity: 0;
  visibility: hidden;
  transition: opacity 140ms ease, visibility 0s linear 140ms;
}

#neural-scan.is-visible {
  opacity: 1;
  visibility: visible;
  transition: opacity 180ms ease;
}

.attribution {
  position: fixed;
  z-index: 2;
  bottom: 7px;
  left: 10px;
  color: #86939b;
  font-size: 10px;
  text-decoration: none;
  opacity: 0.65;
}

@media (max-width: 760px) {
  html,
  body {
    overflow: auto;
  }

  .intro-video-stage {
    width: calc(100vw - 28px);
    min-height: auto;
    margin: 14px auto 8px;
  }

  .top-tabs {
    top: 8px;
    margin-top: 8px;
  }

  .intro-main-visual {
    max-height: 48vh;
  }

  .intro-media-row {
    grid-template-columns: 1fr;
    gap: 14px;
    margin-top: 16px;
  }

  .intro-media-card {
    aspect-ratio: 4 / 3;
    border-radius: 0;
  }

  .hero-stage {
    width: calc(100vw - 28px);
    min-height: 1240px;
    margin: 14px auto 32px;
    padding: 20px 0;
  }

  .hero-primary {
    grid-template-columns: 1fr;
    row-gap: 30px;
    min-height: auto;
  }

  .brain-hero {
    grid-column: 1;
    grid-row: 1;
  }

  .brain-hero canvas {
    width: min(94%, 520px);
    max-height: 430px;
  }

  .core-capabilities {
    padding: 0 4px;
  }

  .core-card-primary,
  .core-card-secondary {
    grid-column: 1;
    grid-row: auto;
    height: auto;
    min-height: 220px;
    margin-left: 0;
  }

  .module-trio {
    grid-template-columns: repeat(3, minmax(210px, 1fr));
    gap: 14px;
    overflow-x: auto;
    padding-bottom: 26px;
    scrollbar-width: none;
  }

  .module-trio::-webkit-scrollbar {
    display: none;
  }

  .module-visual {
    height: 160px;
  }

  .stage {
    position: relative;
    grid-template-columns: 1fr;
    grid-template-rows: 54% 46%;
    row-gap: 18px;
    column-gap: 0;
    width: calc(100vw - 28px);
    height: 820px;
    min-height: 680px;
    margin: 14px auto;
  }

  .eye-side {
    padding: 0 24px 18px;
  }

  .eye-side canvas {
    width: min(78%, 390px);
    max-height: 330px;
    transform: none;
  }

  .eye-log {
    width: min(86%, 370px);
    margin-top: 20px;
  }

  .chart-side {
    height: 100%;
    padding: 14px 14px 0;
  }

  .automation-stage {
    grid-template-columns: 1fr;
    row-gap: 36px;
    width: calc(100vw - 28px);
    min-height: 900px;
    margin: 24px auto 54px;
    padding: 18px 0 36px;
  }

  .cube-side canvas {
    width: min(92%, 460px);
    max-height: 450px;
  }

  .workflow-side {
    padding: 20px 14px 0;
  }

  .workflow-heading {
    margin-bottom: 28px;
  }

  .action-deck {
    width: 100%;
    height: 244px;
  }

  .action-card {
    height: 188px;
  }

  .deck-grid {
    grid-template-columns: repeat(3, minmax(210px, 1fr));
    overflow-x: auto;
    padding: 0 4px 34px;
    scrollbar-width: none;
  }

  .deck-grid::-webkit-scrollbar {
    display: none;
  }

  .capability-stage {
    grid-template-columns: 1fr;
    row-gap: 34px;
    width: calc(100vw - 36px);
    min-height: auto;
    margin: 18px auto 64px;
    padding: 18px 0;
  }

  .sphere-side {
    grid-row: 1;
  }

  .sphere-side canvas {
    width: min(82%, 390px);
    max-height: 400px;
  }

  .capability-list-left {
    grid-row: 2;
  }

  .capability-list-right {
    grid-row: 3;
  }
}

/* Mobile keeps the desktop composition; only its visual scale changes. */
@media (max-width: 760px) {
  .hero-stage {
    width: calc(100vw - 20px);
    min-height: 430px;
    margin: 0 auto 22px;
    padding: 0 0 16px;
  }

  .hero-primary {
    grid-template-columns: minmax(0, 1fr) minmax(116px, 1.12fr) minmax(0, 1fr);
    column-gap: 7px;
    min-height: 220px;
  }

  .brain-hero {
    grid-column: 2;
    grid-row: 1;
  }

  .brain-hero canvas {
    width: min(100%, 150px);
    max-height: 170px;
  }

  .brain-label,
  .sphere-label,
  .engine-caption {
    gap: 5px;
    font-size: 5px;
    letter-spacing: .08em;
  }

  .core-capabilities { display: contents; }
  .core-card-primary { grid-column: 1; grid-row: 1; }
  .core-card-secondary { grid-column: 3; grid-row: 1; }

  .core-card {
    width: 100%;
    height: 172px;
    min-height: 172px;
    padding: 12px 10px;
    border-radius: 14px;
  }

  .core-card > strong { margin-top: 10px; font-size: 11px; }
  .core-card > p { margin: 6px 0 8px; font-size: 6px; line-height: 1.45; }
  .core-index { font-size: 5px; }
  .core-card ul { gap: 3px; }
  .core-card li { padding: 3px 4px; font-size: 4px; }

  .module-trio {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 7px;
    margin-top: 12px;
    padding: 14px 0 0;
    overflow: visible;
  }

  .module-visual { height: 105px; border-radius: 13px; }
  .module-name { margin-top: 6px; font-size: 5px; letter-spacing: .09em; }

  .stage {
    grid-template-columns: minmax(0, 61fr) minmax(0, 39fr);
    grid-template-rows: 1fr;
    column-gap: 7px;
    row-gap: 0;
    width: calc(100vw - 20px);
    height: 360px;
    min-height: 360px;
    margin: 16px auto 20px;
  }

  .chart-side { height: 100%; padding: 8px 0; }
  .eye-side { padding: 16px 8px 12px 0; }
  .eye-side canvas { width: min(100%, 150px); max-height: 170px; }
  .eye-log { width: 100%; height: 54px; min-height: 54px; margin-top: 12px; padding-left: 6px; font-size: 5px; }
  .log-line { height: 9px; }

  .automation-stage {
    grid-template-columns: minmax(0, 42fr) minmax(0, 58fr);
    column-gap: 9px;
    row-gap: 0;
    width: calc(100vw - 20px);
    min-height: 430px;
    margin: 18px auto 32px;
    padding: 12px 0 18px;
  }

  .cube-side canvas { width: min(100%, 165px); max-height: 190px; }
  .workflow-side { padding: 14px 0; }
  .workflow-heading { margin-bottom: 13px; }
  .workflow-heading span { margin-bottom: 5px; font-size: 5px; }
  .workflow-heading strong { max-width: 190px; font-size: 14px; }
  .deck-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 4px; overflow: visible; padding: 0; }
  .deck-title { height: 10px; margin: 0 0 5px 2px; font-size: 4px; line-height: 10px; }
  .action-deck { height: 138px; }
  .action-card { height: 108px; padding: 7px; border-radius: 9px; }
  .card-top { gap: 4px; font-size: 4px; }
  .card-icon { width: 14px; height: 14px; border-radius: 4px; font-size: 4px; }
  .action-card > strong { margin-top: 8px; font-size: 7px; }
  .action-card > p { margin-top: 3px; font-size: 4px; }
  .card-meta { font-size: 3.5px; }

  .capability-stage {
    grid-template-columns: minmax(0, 1fr) minmax(105px, .9fr) minmax(0, 1fr);
    row-gap: 0;
    column-gap: 7px;
    width: calc(100vw - 20px);
    min-height: 390px;
    margin: 14px auto 42px;
    padding: 12px 0;
  }

  .sphere-side { grid-column: 2; grid-row: 1; }
  .capability-list-left { grid-column: 1; grid-row: 1; }
  .capability-list-right { grid-column: 3; grid-row: 1; }
  .sphere-side canvas { width: min(100%, 135px); max-height: 160px; }
  .capability-list { gap: 3px; }
  .capability-kicker { margin: 0 0 7px 16px; font-size: 4.5px; }
  .capability-list article { grid-template-columns: 13px 1fr; gap: 4px; padding: 7px 0; }
  .capability-list article > span { font-size: 4px; }
  .capability-list strong { min-height: 9px; font-size: 6.5px; }
  .capability-list p { min-height: 19px; margin-top: 3px; font-size: 4.5px; line-height: 1.35; }
}

/* Mobile browsers render alpha video directly. This avoids Safari flattening
   transparent HEVC frames against white when they are copied into canvas. */
@media (max-width: 760px) {
  .module-visual .module-mobile-video {
    position: absolute;
    top: 50%;
    left: 50%;
    display: block;
    width: auto;
    height: 76%;
    max-width: 86%;
    opacity: 1;
    object-fit: contain;
    pointer-events: none;
    transform: translate(-50%, -50%);
    filter: contrast(1.04) saturate(.98);
  }

  .module-visual .quantin-poster-canvas { display: none; }

  .brain-hero video,
  .eye-side video,
  .cube-side video,
  .sphere-side video {
    position: relative;
    display: block;
    height: auto;
    opacity: 1;
    object-fit: contain;
    pointer-events: none;
  }

  .brain-hero canvas,
  .eye-side canvas,
  .cube-side canvas,
  .sphere-side canvas { display: none; }

  .brain-hero video { width: min(100%, 150px); max-height: 170px; }
  .eye-side video { width: min(100%, 150px); max-height: 170px; transform: translateX(-4%); }
  .cube-side video { width: min(100%, 165px); max-height: 190px; }
  .sphere-side video { width: min(100%, 135px); max-height: 160px; }

  .cube-side video,
  .sphere-side video { z-index: 1; mix-blend-mode: multiply; }

  .cube-side::after { top: 68%; width: 86px; height: 9px; filter: blur(7px); }
  .sphere-side::after { top: 68%; width: 68px; height: 8px; filter: blur(6px); }
}