:root {
  color-scheme: dark;
  --landing-bg: #09101e;
  --landing-bg-top: #09101e;
  --landing-surface: rgba(11, 18, 31, 0.92);
  --landing-surface-strong: rgba(8, 13, 23, 0.97);
  --landing-border: rgba(99, 125, 171, 0.26);
  --landing-border-strong: rgba(88, 178, 255, 0.44);
  --landing-text: #f5f7fb;
  --landing-muted: #c9d5ea;
  --landing-soft: #90a3c3;
  --landing-accent: #56a6ff;
  --landing-accent-2: #18c5e4;
  --landing-shadow: 0 24px 64px rgba(0, 0, 0, 0.3);
  --landing-max-width: 1180px;
  --landing-header-offset: 108px;
}

html {
  background: var(--landing-bg);
  scroll-padding-top: calc(var(--landing-header-offset) + 24px);
  overflow-x: hidden;
  overflow-x: clip;
}

body.landing-page {
  margin: 0;
  min-height: 100vh;
  font-family: "Inter", "Segoe UI", system-ui, sans-serif;
  color: var(--landing-text);
  background: var(--landing-bg);
  overflow-x: hidden;
  overflow-x: clip;
}

body.landing-page::before {
  content: none;
}

body.landing-page a {
  color: inherit;
  text-decoration: none;
}

body.landing-page a,
body.landing-page button,
.landing-button,
.landing-menu-toggle,
.brief-btn,
.sp-cookie-link {
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

body.landing-page button,
body.landing-page input,
body.landing-page textarea,
body.landing-page select {
  font: inherit;
}

[data-reveal] {
  --reveal-translate-y: 72px;
  --reveal-scale: 0.965;
  --reveal-delay: 0ms;
  opacity: 0;
  transform: translate3d(0, var(--reveal-translate-y), 0) scale(var(--reveal-scale));
  filter: blur(12px);
  transition:
    opacity 820ms cubic-bezier(0.22, 1, 0.36, 1) var(--reveal-delay),
    transform 1040ms cubic-bezier(0.22, 1, 0.36, 1) var(--reveal-delay),
    filter 880ms ease var(--reveal-delay);
  will-change: opacity, transform, filter;
}

[data-reveal="up"] {
  --reveal-translate-y: 72px;
}

[data-reveal="left"] {
  --reveal-translate-y: 0px;
  transform: translate3d(-56px, 0, 0) scale(var(--reveal-scale));
}

[data-reveal="right"] {
  --reveal-translate-y: 0px;
  transform: translate3d(56px, 0, 0) scale(var(--reveal-scale));
}

.landing-section.is-reveal-active [data-reveal] {
  opacity: 1;
  transform: translate3d(0, 0, 0) scale(1);
  filter: blur(0);
}

.landing-page__shell,
.landing-main,
.landing-footer,
.landing-header {
  position: relative;
  z-index: 1;
}

.landing-page__shell {
  overflow-x: clip;
}

.landing-header {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 1000;
  background: linear-gradient(180deg, rgba(5, 9, 18, 0.94), rgba(5, 9, 18, 0.82));
  border-bottom: 1px solid rgba(58, 78, 112, 0.28);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.landing-header__inner,
.landing-section,
.landing-footer__inner {
  max-width: var(--landing-max-width);
  margin: 0 auto;
  padding-right: 24px;
  padding-left: 24px;
}

.landing-header__inner {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 20px;
  padding-top: 20px;
  padding-bottom: 16px;
}

.landing-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.landing-brand__mark {
  width: 40px;
  height: 40px;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #3b82f6, #06b6d4);
  color: #fff;
  font-weight: 700;
  letter-spacing: 0.02em;
  box-shadow: 0 14px 30px rgba(6, 182, 212, 0.24);
}

.landing-brand__text {
  display: grid;
  gap: 2px;
}

.landing-brand__title {
  font-size: 1.05rem;
  font-weight: 700;
}

.landing-brand__subtitle {
  font-size: 0.78rem;
  color: var(--landing-soft);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.landing-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 22px;
  min-width: 0;
  color: var(--landing-muted);
  font-size: 0.95rem;
}

.landing-nav a {
  white-space: nowrap;
}

.landing-nav a:hover,
.landing-nav a:focus-visible {
  color: #fff;
}

.landing-header__actions,
.landing-cta-row,
.landing-final-cta__actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.landing-menu-toggle {
  display: none;
  width: 46px;
  height: 46px;
  padding: 0;
  border: 1px solid rgba(82, 112, 162, 0.34);
  border-radius: 14px;
  background: rgba(8, 13, 23, 0.72);
  color: #eef4ff;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  transition:
    border-color 180ms ease,
    background-color 180ms ease,
    transform 180ms ease,
    box-shadow 180ms ease;
}

.landing-menu-toggle:hover,
.landing-menu-toggle:focus-visible {
  border-color: rgba(96, 161, 255, 0.5);
  background: rgba(10, 16, 29, 0.92);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.22);
}

.landing-menu-toggle__bars {
  position: relative;
  width: 18px;
  height: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.landing-menu-toggle__bars span {
  position: absolute;
  left: 0;
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
  transform-origin: center;
  transition:
    transform 220ms ease,
    opacity 180ms ease,
    top 220ms ease,
    bottom 220ms ease;
}

.landing-menu-toggle__bars span:nth-child(1) {
  top: 0;
}

.landing-menu-toggle__bars span:nth-child(2) {
  top: 6px;
}

.landing-menu-toggle__bars span:nth-child(3) {
  top: 12px;
}

.landing-header.is-mobile-menu-open .landing-menu-toggle__bars span:nth-child(1) {
  top: 6px;
  transform: rotate(45deg);
}

.landing-header.is-mobile-menu-open .landing-menu-toggle__bars span:nth-child(2) {
  opacity: 0;
}

.landing-header.is-mobile-menu-open .landing-menu-toggle__bars span:nth-child(3) {
  top: 6px;
  transform: rotate(-45deg);
}

.landing-mobile-menu-backdrop,
.landing-mobile-menu {
  display: none;
}

.landing-mobile-menu-backdrop {
  position: fixed;
  inset: 0;
  top: var(--landing-header-offset);
  z-index: 998;
  isolation: isolate;
  will-change: opacity, backdrop-filter, -webkit-backdrop-filter;
  transform: translateZ(0);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  background: rgba(3, 7, 15, 0);
  backdrop-filter: blur(0);
  -webkit-backdrop-filter: blur(0);
  transition:
    opacity 220ms ease,
    background-color 260ms ease,
    backdrop-filter 260ms ease,
    -webkit-backdrop-filter 260ms ease,
    visibility 0s linear 220ms;
}

.landing-mobile-menu {
  position: absolute;
  top: calc(100% + 10px);
  right: 14px;
  left: 14px;
  z-index: 999;
  isolation: isolate;
  will-change: transform, opacity;
  transform: translateZ(0) translateY(-12px) scale(0.985);
  border: 1px solid rgba(81, 108, 154, 0.34);
  border-radius: 22px;
  background: rgba(7, 11, 20, 0.96);
  box-shadow: 0 28px 60px rgba(0, 0, 0, 0.34);
  padding: 14px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition:
    transform 280ms cubic-bezier(0.22, 1, 0.36, 1),
    opacity 220ms ease,
    visibility 0s linear 220ms;
}

.landing-header.is-mobile-menu-open .landing-mobile-menu-backdrop,
.landing-header.is-mobile-menu-open .landing-mobile-menu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transition-delay: 0s;
}

.landing-header.is-mobile-menu-open .landing-mobile-menu-backdrop {
  background: rgba(3, 7, 15, 0.42);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.landing-header.is-mobile-menu-open .landing-mobile-menu {
  transform: translateZ(0) translateY(0) scale(1);
}

.landing-mobile-menu__nav,
.landing-mobile-menu__actions {
  display: grid;
  gap: 10px;
}

.landing-mobile-menu__nav {
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(70, 92, 132, 0.24);
}

.landing-mobile-menu__nav a {
  padding: 12px 14px;
  border-radius: 14px;
  color: #e7eefb;
  font-weight: 600;
  background: rgba(10, 16, 29, 0.38);
}

.landing-mobile-menu__nav a:hover,
.landing-mobile-menu__nav a:focus-visible {
  background: rgba(14, 22, 39, 0.72);
}

.landing-mobile-menu__actions {
  padding-top: 14px;
}

.landing-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  padding: 0 20px;
  box-sizing: border-box;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 700;
  letter-spacing: 0.01em;
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    background-color 180ms ease,
    color 180ms ease,
    box-shadow 180ms ease;
}

.landing-button:hover,
.landing-button:focus-visible {
  transform: translateY(-1px);
}

.landing-button--primary {
  color: #fff;
  background: linear-gradient(135deg, var(--landing-accent), var(--landing-accent-2));
  box-shadow: 0 16px 34px rgba(18, 126, 219, 0.28);
}

.landing-button--secondary {
  color: #dce8fa;
  border-color: rgba(95, 154, 255, 0.5);
  background: rgba(10, 16, 29, 0.62);
}

.landing-button--ghost {
  color: #dce8fa;
  border-color: rgba(74, 100, 145, 0.38);
  background: rgba(7, 11, 21, 0.38);
}

.landing-main {
  display: grid;
  gap: 0;
  padding-top: 0;
}

.landing-section {
  padding-top: 72px;
  padding-bottom: 72px;
}

.landing-section--compact {
  padding-top: 56px;
  padding-bottom: 56px;
}

.landing-section__header {
  max-width: 680px;
  margin-bottom: 28px;
}

.landing-section__eyebrow {
  margin: 0 0 10px;
  color: #9bb5e6;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.landing-section__title {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.02;
  letter-spacing: -0.03em;
}

.landing-section__body {
  margin: 14px 0 0;
  color: var(--landing-muted);
  font-size: 1rem;
  line-height: 1.65;
}

.landing-grid {
  display: grid;
  gap: 22px;
}

.landing-grid--benefits {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.landing-section--use-cases { padding-bottom: 42px; }

.landing-section--workflow {
  position: relative;
  padding-top: 50px;
}

.landing-section--workflow::before {
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(78, 164, 220, 0.24), transparent);
  content: "";
}

.landing-grid--use-cases {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.landing-use-case-card {
  position: relative;
  display: flex;
  min-height: 292px;
  padding: 28px;
  overflow: hidden;
  flex-direction: column;
  border: 1px solid rgba(91, 151, 205, 0.24);
  border-radius: 26px;
  color: inherit;
  background:
    radial-gradient(circle at 100% 0%, rgba(36, 184, 221, 0.12), transparent 38%),
    linear-gradient(150deg, rgba(13, 26, 44, 0.94), rgba(7, 14, 25, 0.98));
  box-shadow: 0 20px 46px rgba(0, 0, 0, 0.2);
  text-decoration: none;
  transition:
    transform 320ms cubic-bezier(0.22, 1, 0.36, 1),
    border-color 320ms ease,
    box-shadow 320ms ease;
}

.landing-use-case-card::before {
  position: absolute;
  top: 0;
  right: 28px;
  left: 28px;
  height: 1px;
  background: linear-gradient(90deg, rgba(64, 207, 233, 0.85), transparent);
  content: "";
}

.landing-use-case-card:hover {
  transform: translateY(-5px);
  border-color: rgba(68, 198, 227, 0.48);
  box-shadow: 0 28px 60px rgba(0, 0, 0, 0.28), 0 0 34px rgba(28, 177, 212, 0.07);
}

.landing-use-case-card:focus-visible {
  outline: 3px solid rgba(86, 166, 255, 0.82);
  outline-offset: 4px;
}

.landing-use-case-card__meta {
  display: flex;
  margin-bottom: 28px;
  align-items: center;
  gap: 12px;
}

.landing-use-case-card__meta > span {
  display: grid;
  width: 40px;
  height: 40px;
  flex: 0 0 40px;
  place-items: center;
  border: 1px solid rgba(68, 204, 230, 0.34);
  border-radius: 13px;
  color: #dcf9ff;
  background: rgba(25, 153, 190, 0.17);
  font-size: 0.68rem;
  font-weight: 850;
  letter-spacing: 0.08em;
}

.landing-use-case-card__meta small {
  color: #8ed7e8;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.11em;
  line-height: 1.4;
  text-transform: uppercase;
}

.landing-use-case-card h3 {
  max-width: 22ch;
  margin: 0 0 12px;
  color: #f1f7ff;
  font-size: 1.28rem;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

.landing-use-case-card p {
  margin: 0;
  color: #a3b3cc;
  font-size: 0.94rem;
  line-height: 1.62;
}

.landing-use-case-card__action {
  display: flex;
  margin-top: auto;
  padding-top: 24px;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  color: #dff8ff;
  font-size: 0.86rem;
  font-weight: 760;
}

.landing-use-case-card__action > span {
  display: grid;
  width: 34px;
  height: 34px;
  flex: 0 0 34px;
  place-items: center;
  border: 1px solid rgba(66, 199, 227, 0.3);
  border-radius: 50%;
  background: rgba(27, 158, 194, 0.12);
  transition: transform 280ms cubic-bezier(0.22, 1, 0.36, 1), background 280ms ease;
}

.landing-use-case-card:hover .landing-use-case-card__action > span {
  transform: translateX(4px);
  background: rgba(29, 178, 211, 0.21);
}

.landing-card {
  border: 1px solid var(--landing-border);
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(11, 18, 31, 0.9), rgba(8, 13, 23, 0.96));
  box-shadow: var(--landing-shadow);
}

.landing-card--benefit {
  padding: 24px;
}

.landing-card--benefit h3,
.landing-process__step h3,
.landing-proof__metric-card h3,
.landing-final-cta__copy h2 {
  margin: 0;
}

.landing-card--benefit p,
.landing-process__step p,
.landing-proof__lead,
.landing-proof__support,
.landing-proof__metric-card p,
.landing-final-cta__copy p {
  margin: 0;
  color: var(--landing-muted);
  line-height: 1.65;
}

.landing-card__kicker {
  display: inline-flex;
  margin-bottom: 14px;
  color: #9bb5e6;
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.landing-card__title {
  margin: 0 0 10px;
  font-size: 1.18rem;
}

.landing-card__link {
  display: inline-flex;
  gap: 8px;
  margin-top: 20px;
  color: #a8d4ff;
  font-weight: 700;
}

.landing-card__link:hover,
.landing-card__link:focus-visible {
  color: #fff;
}

.use-case-main {
  padding-top: var(--landing-header-offset);
  overflow: clip;
}

.use-case-hero {
  position: relative;
  padding-top: clamp(76px, 9vw, 118px);
  padding-bottom: clamp(64px, 8vw, 104px);
  background:
    radial-gradient(circle at 84% 18%, rgba(24, 197, 228, 0.13), transparent 27%),
    radial-gradient(circle at 8% 24%, rgba(86, 166, 255, 0.12), transparent 31%);
}

.use-case-hero__layout {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
  gap: clamp(42px, 7vw, 96px);
  align-items: center;
}

.use-case-hero__copy {
  max-width: 720px;
}

.use-case-hero__copy h1 {
  max-width: 14ch;
  margin: 0;
  color: #f7fbff;
  font-size: clamp(2.65rem, 5.1vw, 5.15rem);
  line-height: 0.98;
  letter-spacing: -0.052em;
}

.use-case-hero__lead {
  max-width: 660px;
  margin: 28px 0 0;
  color: #d0ddf1;
  font-size: clamp(1.06rem, 1.45vw, 1.27rem);
  line-height: 1.72;
}

.use-case-hero__audience {
  max-width: 620px;
  margin: 18px 0 28px;
  color: var(--landing-soft);
  line-height: 1.6;
}

.use-case-art {
  position: relative;
  min-height: 440px;
  border: 1px solid rgba(110, 177, 245, 0.24);
  border-radius: 30px;
  overflow: hidden;
  background:
    linear-gradient(145deg, rgba(14, 27, 49, 0.92), rgba(5, 11, 22, 0.98));
  box-shadow: 0 34px 84px rgba(0, 0, 0, 0.4), inset 0 1px rgba(255, 255, 255, 0.04);
}

.use-case-art::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(105, 160, 224, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(105, 160, 224, 0.055) 1px, transparent 1px);
  background-size: 36px 36px;
  mask-image: linear-gradient(to bottom right, #000, transparent 72%);
}

.use-case-art.use-case-art--image {
  min-height: 0;
  margin: 0;
  padding: 0;
  aspect-ratio: 1586 / 992;
  background: #031126;
}

.use-case-art--image::before {
  display: none;
}

.use-case-art--image img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.use-case-section {
  position: relative;
}

.use-case-section h2 {
  margin: 0;
  color: #f3f8ff;
  font-size: clamp(2rem, 3.5vw, 3.5rem);
  line-height: 1.08;
  letter-spacing: -0.038em;
}

.use-case-section__intro,
.surface-record__intro,
.nc-boundary__statement {
  max-width: 790px;
  margin-bottom: 44px;
}

.use-case-section__intro > p:last-child,
.surface-record__intro > p:last-child,
.surface-output__copy > p:last-child {
  max-width: 710px;
  margin-top: 20px;
  color: var(--landing-soft);
  font-size: 1.04rem;
  line-height: 1.7;
}

.use-case-label {
  display: inline-flex;
  margin-bottom: 12px;
  color: #83caff;
  font-size: 0.71rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

/* Defect reporting: finding locations feed a working record. */
.use-case-art--defect {
  padding: 32px;
  background:
    radial-gradient(circle at 32% 38%, rgba(41, 158, 225, 0.18), transparent 31%),
    linear-gradient(145deg, rgba(14, 27, 49, 0.96), rgba(5, 11, 22, 0.98));
}

.defect-art__part {
  position: absolute;
  top: 42px;
  right: 32px;
  bottom: 132px;
  left: 32px;
  border: 1px solid rgba(102, 196, 255, 0.35);
  border-radius: 48% 22% 36% 20% / 25% 42% 26% 45%;
  transform: rotate(-5deg);
  background: linear-gradient(135deg, rgba(42, 126, 193, 0.14), rgba(35, 213, 220, 0.04));
  box-shadow: inset 0 0 50px rgba(56, 154, 225, 0.08);
}

.defect-art__part::before,
.defect-art__part::after {
  content: "";
  position: absolute;
  border: 1px solid rgba(126, 190, 247, 0.17);
  border-radius: 50%;
}

.defect-art__part::before { inset: 19% 12% 18% 18%; }
.defect-art__part::after { inset: 37% 31% 36% 34%; }

.defect-art__line {
  position: absolute;
  width: 52%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(116, 206, 255, 0.55), transparent);
}

.defect-art__line--one { top: 31%; left: 15%; transform: rotate(27deg); }
.defect-art__line--two { right: 8%; bottom: 28%; transform: rotate(-18deg); }

.defect-art__marker {
  position: absolute;
  z-index: 2;
  display: grid;
  width: 48px;
  height: 48px;
  place-items: center;
  border: 5px solid rgba(5, 13, 26, 0.88);
  border-radius: 50%;
  color: #fff;
  background: linear-gradient(135deg, #268ee0, #22c6d7);
  box-shadow: 0 0 0 1px rgba(132, 221, 255, 0.52), 0 0 28px rgba(34, 184, 223, 0.38);
  font-size: 0.65rem;
  font-weight: 800;
}

.defect-art__marker--one { top: 24%; right: 18%; }
.defect-art__marker--two { bottom: 17%; left: 24%; }

.defect-art__records {
  position: absolute;
  right: 22px;
  bottom: 22px;
  left: 22px;
  z-index: 3;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.defect-art__records div {
  padding: 13px;
  border: 1px solid rgba(123, 179, 237, 0.2);
  border-radius: 14px;
  background: rgba(6, 13, 25, 0.88);
  backdrop-filter: blur(9px);
}

.defect-art__records strong,
.defect-art__records span { display: block; }
.defect-art__records strong { margin-bottom: 5px; color: #dff5ff; font-size: 0.78rem; }
.defect-art__records span { color: #8ea4c1; font-size: 0.66rem; line-height: 1.35; }

.defect-flow {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.defect-flow li {
  position: relative;
  min-height: 250px;
  padding: 24px 22px 26px;
  overflow: visible;
  border: 1px solid rgba(93, 158, 218, 0.22);
  border-radius: 20px;
  background:
    radial-gradient(circle at 18% 0%, rgba(44, 180, 218, 0.13), transparent 38%),
    linear-gradient(155deg, rgba(13, 27, 46, 0.92), rgba(7, 14, 26, 0.98));
  box-shadow: 0 18px 38px rgba(0, 0, 0, 0.16);
}

.defect-flow li::before {
  position: absolute;
  top: 0;
  right: 22px;
  left: 22px;
  height: 1px;
  background: linear-gradient(90deg, rgba(59, 205, 232, 0.82), transparent);
  content: "";
}

.defect-flow li::after {
  position: absolute;
  top: 45px;
  left: calc(100% + 1px);
  z-index: 2;
  width: 14px;
  height: 1px;
  background: linear-gradient(90deg, rgba(73, 185, 219, 0.75), rgba(73, 185, 219, 0.18));
  content: "";
}

.defect-flow li:last-child::after { display: none; }

.defect-flow li > span {
  display: grid;
  width: 42px;
  height: 42px;
  margin-bottom: 34px;
  place-items: center;
  border: 1px solid rgba(68, 207, 233, 0.38);
  border-radius: 13px;
  color: #dcf9ff;
  background: linear-gradient(145deg, rgba(31, 174, 210, 0.28), rgba(19, 95, 145, 0.18));
  box-shadow: 0 0 24px rgba(31, 176, 211, 0.1);
  font-size: 0.7rem;
  font-weight: 850;
  letter-spacing: 0.1em;
}

.defect-flow h3 { margin: 0 0 10px; color: #f0f7ff; font-size: 1.08rem; }
.defect-flow p { margin: 0; color: #9cafca; font-size: 0.88rem; line-height: 1.62; }

.defect-anatomy,
.nc-boundary__cards,
.surface-output__cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.defect-anatomy article,
.nc-boundary__cards article,
.surface-output__cards article {
  padding: clamp(25px, 4vw, 42px);
  border: 1px solid var(--landing-border);
  border-radius: 24px;
  background: linear-gradient(145deg, rgba(12, 22, 39, 0.88), rgba(7, 12, 22, 0.95));
}

.defect-anatomy h3,
.nc-boundary__cards h3,
.surface-output__cards h3 { margin: 0 0 15px; color: #edf6ff; font-size: 1.35rem; }
.defect-anatomy ul { margin: 0; padding-left: 20px; color: var(--landing-soft); line-height: 1.75; }

/* Nonconformance: a controlled rail makes post-deviation status visible. */
.use-case-art--nonconformance {
  display: grid;
  align-content: center;
  gap: 12px;
  padding: 32px 28px;
}

.nc-art__rail {
  position: absolute;
  top: 62px;
  bottom: 62px;
  left: 51px;
  width: 2px;
  background: rgba(104, 167, 228, 0.2);
}

.nc-art__rail span {
  display: block;
  width: 100%;
  height: 52%;
  background: linear-gradient(#3cd2d4, #5a9cff);
  box-shadow: 0 0 14px rgba(51, 194, 218, 0.5);
}

.nc-art__stage {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 40px 1fr auto;
  gap: 14px;
  align-items: center;
  min-height: 58px;
  padding: 8px 14px 8px 4px;
  border: 1px solid transparent;
  border-radius: 14px;
  color: #8ea4c1;
}

.nc-art__stage > span {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border: 1px solid rgba(114, 177, 237, 0.31);
  border-radius: 50%;
  background: #091427;
  color: #a8c6e7;
  font-size: 0.66rem;
  font-weight: 800;
}

.nc-art__stage strong { color: #dfeeff; font-size: 0.9rem; }
.nc-art__stage small { font-size: 0.7rem; }
.nc-art__stage.is-current { border-color: rgba(71, 199, 225, 0.3); background: rgba(28, 115, 163, 0.13); }
.nc-art__stage.is-current > span { border-color: #55d6dc; color: #fff; box-shadow: 0 0 20px rgba(57, 203, 219, 0.28); }

.nc-boundary {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: clamp(32px, 6vw, 80px);
  align-items: start;
}

.nc-boundary__statement { margin-bottom: 0; }
.nc-boundary__cards { grid-template-columns: 1fr; }
.nc-boundary__cards p,
.surface-output__cards p { margin: 0; color: var(--landing-soft); line-height: 1.65; }

.nc-workflow {
  position: relative;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
  padding: 22px;
  border: 1px solid rgba(86, 153, 211, 0.2);
  border-radius: 28px;
  background:
    radial-gradient(circle at 50% 0%, rgba(31, 169, 206, 0.1), transparent 42%),
    rgba(6, 13, 24, 0.6);
  box-shadow: 0 22px 54px rgba(0, 0, 0, 0.18);
}

.nc-workflow::before {
  position: absolute;
  top: 61px;
  right: 64px;
  left: 64px;
  z-index: 0;
  height: 2px;
  background: linear-gradient(90deg, #2cb8d8, #4a9cdf 56%, rgba(91, 151, 207, 0.2));
  content: "";
  opacity: 0.7;
}

.nc-workflow article {
  position: relative;
  z-index: 1;
  min-height: 265px;
  padding: 18px 18px 24px;
  border: 1px solid rgba(105, 165, 225, 0.16);
  border-radius: 20px;
  background: linear-gradient(180deg, rgba(12, 27, 45, 0.9), rgba(7, 14, 25, 0.96));
}

.nc-workflow article::after {
  position: absolute;
  right: 18px;
  bottom: 18px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #3bc6d8;
  box-shadow: 0 0 14px rgba(59, 198, 216, 0.42);
  content: "";
}

.nc-workflow article > span {
  display: grid;
  width: 42px;
  height: 42px;
  margin-bottom: 42px;
  place-items: center;
  border: 2px solid #38bed8;
  border-radius: 50%;
  color: #effdff;
  background: #0a1b2d;
  box-shadow: 0 0 0 6px rgba(41, 174, 207, 0.08), 0 0 22px rgba(41, 174, 207, 0.18);
  font-size: 0.76rem;
  font-weight: 850;
}

.nc-workflow article:nth-child(n + 4) > span {
  border-color: rgba(83, 159, 216, 0.72);
  box-shadow: 0 0 0 6px rgba(66, 132, 193, 0.07);
}

.nc-workflow h3 { margin: 0 0 11px; color: #eef7ff; font-size: 1.05rem; line-height: 1.35; }
.nc-workflow p { margin: 0; color: #9cafca; font-size: 0.86rem; line-height: 1.62; }

.nc-scroll-story {
  --nc-progress: 0%;
  --nc-story-accent: #48cddd;
  width: calc(100% - 36px);
  max-width: calc(var(--landing-max-width) + 48px);
  box-sizing: border-box;
  padding-top: clamp(82px, 10vw, 132px);
  padding-bottom: clamp(82px, 10vw, 132px);
}

.nc-scroll-story__intro {
  max-width: 900px;
  margin-bottom: clamp(62px, 8vw, 104px);
}

.nc-scroll-story__intro h2 {
  max-width: 18ch;
}

.nc-scroll-story__intro > p:last-child {
  max-width: 780px;
  margin: 24px 0 0;
  color: var(--landing-soft);
  font-size: 1.04rem;
  line-height: 1.72;
}

.nc-scroll-story__layout {
  display: grid;
  isolation: isolate;
  align-items: start;
}

.nc-scroll-story__steps {
  position: relative;
  grid-area: 1 / 1;
  z-index: 0;
}

.nc-scroll-story__steps::before {
  content: "";
  position: absolute;
  top: 12%;
  bottom: 12%;
  left: 23px;
  width: 1px;
  background: linear-gradient(transparent, rgba(77, 177, 220, 0.28) 10%, rgba(77, 177, 220, 0.28) 90%, transparent);
}

.nc-scroll-step {
  position: relative;
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 24px;
  align-content: center;
  min-height: min(80vh, 700px);
  padding: 54px 0;
  transition: opacity 440ms ease, transform 600ms cubic-bezier(0.22, 1, 0.36, 1);
}

.nc-scroll-step:last-child {
  margin-bottom: 0;
}

.nc-scroll-ready .nc-scroll-step {
  min-height: min(88vh, 780px);
  padding: 0;
  opacity: 0;
  overflow: hidden;
  pointer-events: none;
  transform: none;
}

.nc-scroll-ready .nc-scroll-step.is-active {
  opacity: 0;
  transform: none;
}

.nc-scroll-ready .nc-scroll-step:last-child { margin-bottom: 64vh; }
.nc-scroll-ready .nc-scroll-story__steps::before { display: none; }

.nc-scroll-step__number {
  position: relative;
  z-index: 1;
  display: grid;
  width: 48px;
  height: 48px;
  place-items: center;
  border: 1px solid rgba(108, 176, 236, 0.27);
  border-radius: 15px;
  color: #9fb5cf;
  background: #091426;
  box-shadow: 0 0 0 7px #070f1d;
  font-size: 0.71rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  transition: border-color 400ms ease, color 400ms ease, background 400ms ease, box-shadow 400ms ease;
}

.nc-scroll-step.is-active .nc-scroll-step__number {
  border-color: rgba(77, 215, 224, 0.72);
  color: #fff;
  background: linear-gradient(135deg, rgba(43, 146, 214, 0.92), rgba(34, 198, 210, 0.92));
  box-shadow: 0 0 0 7px #070f1d, 0 0 30px rgba(51, 200, 220, 0.28);
}

.nc-scroll-step__verb {
  display: block;
  margin: 2px 0 16px;
  color: #64cfe3;
  font-size: 0.69rem;
  font-weight: 800;
  letter-spacing: 0.17em;
  text-transform: uppercase;
}

.nc-scroll-step h3 {
  max-width: 13ch;
  margin: 0 0 16px;
  color: #f1f7ff;
  font-size: clamp(1.7rem, 2.6vw, 2.55rem);
  line-height: 1.08;
  letter-spacing: -0.035em;
}

.nc-scroll-step p {
  max-width: 510px;
  margin: 0;
  color: #a9bad0;
  line-height: 1.7;
}

.nc-scroll-step ul {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.nc-scroll-step li {
  padding: 7px 10px;
  border: 1px solid rgba(105, 171, 224, 0.16);
  border-radius: 999px;
  color: #8da6c1;
  background: rgba(12, 27, 47, 0.55);
  font-size: 0.69rem;
}

.nc-scroll-visual {
  display: none;
}

.nc-scroll-ready .nc-scroll-visual {
  position: sticky;
  top: calc(var(--landing-header-offset) + 28px);
  grid-area: 1 / 1;
  z-index: 2;
  align-self: start;
  display: block;
  width: 100%;
  min-height: min(82vh, 760px);
  border: 1px solid rgba(93, 170, 230, 0.22);
  border-radius: 30px;
  overflow: hidden;
  background:
    radial-gradient(circle at 78% 12%, rgba(43, 202, 211, 0.13), transparent 28%),
    linear-gradient(145deg, rgba(12, 25, 44, 0.98), rgba(5, 11, 21, 0.99));
  box-shadow: 0 34px 80px rgba(0, 0, 0, 0.42), inset 0 1px rgba(255, 255, 255, 0.04);
  pointer-events: none;
}

.nc-scroll-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(99, 166, 222, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99, 166, 222, 0.045) 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: linear-gradient(150deg, #000, transparent 75%);
}

.nc-record {
  position: absolute;
  inset: clamp(20px, 2.4vw, 30px);
  z-index: 1;
  display: grid;
  grid-template-rows: auto auto minmax(0, 1fr) auto;
  border: 1px solid rgba(115, 177, 231, 0.2);
  border-radius: 22px;
  overflow: hidden;
  background: rgba(5, 13, 25, 0.82);
  backdrop-filter: blur(14px);
}

.nc-record__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 20px 22px;
  border-bottom: 1px solid rgba(103, 168, 224, 0.15);
}

.nc-record__header div > span,
.nc-record__header div > strong {
  display: block;
}

.nc-record__header div > span {
  margin-bottom: 5px;
  color: #7791af;
  font-size: 0.61rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.nc-record__header div > strong {
  color: #edf7ff;
  font-size: 0.94rem;
}

.nc-record__status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 10px;
  border: 1px solid rgba(77, 207, 221, 0.2);
  border-radius: 999px;
  color: #9cdeeb;
  background: rgba(30, 133, 158, 0.12);
  font-size: 0.64rem;
  white-space: nowrap;
}

.nc-record__status i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #48d2d8;
  box-shadow: 0 0 10px rgba(72, 210, 216, 0.7);
}

.nc-record__status b { font-weight: 700; }

.nc-record__progress {
  position: relative;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  padding: 24px 20px 20px;
  border-bottom: 1px solid rgba(103, 168, 224, 0.13);
}

.nc-record__progress-line {
  position: absolute;
  top: 37px;
  right: 10%;
  left: 10%;
  height: 1px;
  background: rgba(96, 156, 210, 0.2);
}

.nc-record__progress-line i {
  display: block;
  width: var(--nc-progress);
  height: 100%;
  background: linear-gradient(90deg, #3f98e4, #46d4d8);
  box-shadow: 0 0 12px rgba(65, 199, 218, 0.42);
  transition: width 110ms linear;
  will-change: width;
}

.nc-record__progress > div {
  position: relative;
  z-index: 1;
  display: grid;
  justify-items: center;
  gap: 8px;
}

.nc-record__progress > div > i {
  display: grid;
  width: 27px;
  height: 27px;
  place-items: center;
  border: 1px solid rgba(106, 165, 218, 0.26);
  border-radius: 50%;
  color: #738ba6;
  background: #071426;
  font-size: 0.59rem;
  font-style: normal;
  font-weight: 800;
  transition: color 400ms ease, border-color 400ms ease, background 400ms ease, box-shadow 400ms ease;
}

.nc-record__progress > div > small {
  color: #6f859f;
  font-size: 0.55rem;
  transition: color 400ms ease;
}

.nc-record__progress > div.is-active > i {
  border-color: #58d8de;
  color: #fff;
  background: linear-gradient(135deg, #2d90dc, #2bc6cc);
  box-shadow: 0 0 20px rgba(48, 191, 208, 0.36);
}

.nc-record__progress > div.is-complete > i {
  border-color: rgba(73, 205, 215, 0.55);
  color: #bffbff;
  background: rgba(38, 152, 177, 0.22);
}

.nc-record__progress > div.is-active > small,
.nc-record__progress > div.is-complete > small { color: #b7d8e9; }

.nc-record__body {
  position: relative;
  min-height: 248px;
  overflow: hidden;
}

.nc-record__panel {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(22px, 2.8vw, 34px);
  opacity: 0;
  transform: translateX(84px);
  pointer-events: none;
  transition: opacity 440ms ease, transform 600ms cubic-bezier(0.22, 1, 0.36, 1);
}

.nc-record__panel.is-before { transform: translateX(-84px); }
.nc-record__panel.is-after { transform: translateX(84px); }

.nc-record__panel.is-active {
  opacity: 1;
  transform: translateX(0);
}

.nc-record__stage {
  margin-bottom: 16px;
  color: #64d3df;
  font-size: 0.67rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.nc-record__panel h3 {
  max-width: 19ch;
  margin: 0 0 12px;
  color: #f2f8ff;
  font-size: clamp(2.25rem, 4.4vw, 4.4rem);
  line-height: 1.06;
  letter-spacing: -0.035em;
}

.nc-record__panel > p {
  max-width: 760px;
  margin: 0;
  color: #98adc5;
  line-height: 1.58;
}

.nc-record__fields {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 9px;
  max-width: 1040px;
  margin-top: 34px;
}

.nc-record__fields span {
  padding: 12px;
  border: 1px solid rgba(103, 169, 224, 0.15);
  border-radius: 12px;
  background: rgba(15, 32, 53, 0.56);
}

.nc-record__fields small,
.nc-record__fields strong { display: block; }
.nc-record__fields small { margin-bottom: 7px; color: #728aa5; font-size: 0.59rem; }
.nc-record__fields strong { color: #d9ecf8; font-size: 0.7rem; }

.nc-record__footer {
  display: flex;
  gap: 18px;
  padding: 14px 22px;
  border-top: 1px solid rgba(103, 168, 224, 0.13);
  color: #7990aa;
  font-size: 0.58rem;
}

.nc-record__footer span { display: inline-flex; align-items: center; gap: 7px; }
.nc-record__footer i { width: 5px; height: 5px; border-radius: 50%; background: #40c8cf; }

.nc-scroll-story__layout[data-active-step="0"] { --nc-progress: 0%; }
.nc-scroll-story__layout[data-active-step="1"] { --nc-progress: 25%; }
.nc-scroll-story__layout[data-active-step="2"] { --nc-progress: 50%; }
.nc-scroll-story__layout[data-active-step="3"] { --nc-progress: 75%; }
.nc-scroll-story__layout[data-active-step="4"] { --nc-progress: 100%; }

.nc-control__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.nc-control__grid article {
  position: relative;
  min-height: 245px;
  padding: 24px;
  overflow: hidden;
  border: 1px solid rgba(87, 154, 211, 0.2);
  border-radius: 22px;
  background:
    radial-gradient(circle at 0% 0%, rgba(41, 177, 211, 0.13), transparent 42%),
    linear-gradient(155deg, rgba(13, 27, 45, 0.92), rgba(7, 14, 26, 0.98));
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.16);
}

.nc-control__grid article::after {
  position: absolute;
  right: 22px;
  bottom: 22px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #3bc8d6;
  box-shadow: 0 0 15px rgba(59, 200, 214, 0.45);
  content: "";
}

.nc-control__icon {
  display: grid;
  width: 48px;
  height: 48px;
  margin-bottom: 34px;
  place-items: center;
  border: 1px solid rgba(66, 201, 228, 0.34);
  border-radius: 15px;
  color: #83e2ec;
  background: linear-gradient(145deg, rgba(27, 164, 200, 0.2), rgba(18, 82, 132, 0.14));
}

.nc-control__icon svg {
  width: 24px;
  height: 24px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.nc-control__grid strong { display: block; margin-bottom: 12px; color: #eaf8ff; font-size: 1.02rem; }
.nc-control__grid p { margin: 0; color: #9cafca; font-size: 0.9rem; line-height: 1.65; }

/* Surface reporting: locations on a surface resolve into a report record. */
.use-case-art--surface {
  background:
    radial-gradient(circle at 38% 50%, rgba(30, 168, 209, 0.18), transparent 40%),
    linear-gradient(145deg, rgba(14, 27, 49, 0.96), rgba(5, 11, 22, 0.98));
}

.surface-art__mesh {
  position: absolute;
  top: 50px;
  right: 31%;
  bottom: 50px;
  left: 30px;
  border: 1px solid rgba(86, 192, 231, 0.3);
  border-radius: 56% 30% 50% 22%;
  transform: perspective(500px) rotateY(-18deg) rotateZ(-6deg);
  background:
    repeating-radial-gradient(ellipse at 38% 42%, transparent 0 22px, rgba(69, 171, 211, 0.13) 23px 24px),
    rgba(35, 133, 177, 0.06);
  box-shadow: inset 0 0 50px rgba(42, 174, 217, 0.12);
}

.surface-art__pin {
  position: absolute;
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border: 4px solid #071324;
  border-radius: 50%;
  color: white;
  background: linear-gradient(135deg, #38d6d8, #388be1);
  box-shadow: 0 0 23px rgba(46, 198, 221, 0.45);
  font-size: 0.68rem;
  font-weight: 800;
}

.surface-art__pin::after {
  content: "";
  position: absolute;
  bottom: -5px;
  left: 50%;
  z-index: -1;
  width: 11px;
  height: 11px;
  border: 3px solid #071324;
  border-top: 0;
  border-left: 0;
  background: #388be1;
  transform: translateX(-50%) rotate(45deg);
}
.surface-art__pin--one { top: 18%; left: 24%; }
.surface-art__pin--two { top: 47%; right: 18%; }
.surface-art__pin--three { bottom: 15%; left: 34%; }

.surface-art__report {
  position: absolute;
  right: 24px;
  bottom: 56px;
  z-index: 2;
  width: 188px;
  padding: 22px;
  border: 1px solid rgba(142, 193, 245, 0.29);
  border-radius: 20px;
  background: rgba(7, 14, 26, 0.94);
  box-shadow: -22px 20px 48px rgba(0, 0, 0, 0.34);
}

.surface-art__report-tag { display: block; margin-bottom: 25px; color: #76cce9; font-size: 0.62rem; font-weight: 800; letter-spacing: 0.13em; text-transform: uppercase; }
.surface-art__report strong { display: block; color: #eef8ff; }
.surface-art__report div { height: 5px; margin-top: 12px; border-radius: 8px; background: rgba(128, 169, 210, 0.22); }
.surface-art__report div:nth-of-type(2) { width: 68%; }
.surface-art__report small { display: block; margin-top: 30px; color: #8ca6c2; font-size: 0.62rem; }

.surface-record { display: grid; grid-template-columns: 0.72fr 1.28fr; gap: clamp(38px, 7vw, 82px); align-items: start; }
.surface-record__intro { position: sticky; top: calc(var(--landing-header-offset) + 35px); margin-bottom: 0; }
.surface-record__layers {
  position: relative;
  display: grid;
  gap: 12px;
  padding: 20px;
  border: 1px solid rgba(84, 153, 212, 0.2);
  border-radius: 28px;
  background:
    radial-gradient(circle at 0% 0%, rgba(33, 174, 211, 0.11), transparent 38%),
    rgba(6, 13, 24, 0.62);
  box-shadow: 0 22px 54px rgba(0, 0, 0, 0.17);
}

.surface-record__layers::before {
  position: absolute;
  top: 60px;
  bottom: 60px;
  left: 51px;
  width: 1px;
  background: linear-gradient(#41c6df, rgba(74, 143, 207, 0.18));
  content: "";
}

.surface-record__layers article {
  position: relative;
  display: grid;
  min-height: 145px;
  padding: 22px;
  grid-template-columns: 58px minmax(0, 1fr);
  column-gap: 18px;
  align-content: center;
  border: 1px solid rgba(90, 158, 216, 0.18);
  border-radius: 20px;
  background: linear-gradient(145deg, rgba(13, 27, 45, 0.92), rgba(7, 14, 26, 0.98));
}

.surface-record__node {
  position: relative;
  z-index: 1;
  display: grid;
  width: 58px;
  height: 72px;
  grid-row: 1 / span 2;
  place-items: center;
  border: 1px solid rgba(67, 203, 229, 0.32);
  border-radius: 17px;
  color: #7fdce9;
  background: linear-gradient(155deg, rgba(27, 161, 198, 0.22), rgba(14, 71, 120, 0.16));
}

.surface-record__node small {
  align-self: end;
  color: #bdeef5;
  font-size: 0.58rem;
  font-weight: 850;
  letter-spacing: 0.1em;
}

.surface-record__node svg {
  width: 24px;
  height: 24px;
  align-self: start;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.55;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.surface-record__layers h3 { margin: 3px 0 8px; color: #edf7ff; font-size: 1.08rem; }
.surface-record__layers p { margin: 0; color: #9cafca; font-size: 0.92rem; line-height: 1.62; }

.surface-journey__track {
  position: relative;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
  margin-top: 44px;
  padding: 22px;
  border: 1px solid rgba(83, 180, 220, 0.19);
  border-radius: 28px;
  background:
    radial-gradient(circle at 50% 0%, rgba(38, 176, 211, 0.1), transparent 44%),
    rgba(6, 13, 24, 0.62);
  box-shadow: 0 22px 54px rgba(0, 0, 0, 0.17);
}

.surface-journey__track::before {
  position: absolute;
  top: 69px;
  right: 72px;
  left: 72px;
  z-index: 0;
  height: 2px;
  background: linear-gradient(90deg, #35c2db, #4c9dde 72%, rgba(76, 157, 222, 0.2));
  content: "";
  opacity: 0.72;
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 1180ms cubic-bezier(0.22, 1, 0.36, 1) 280ms;
}

.surface-journey.is-reveal-active .surface-journey__track::before { transform: scaleX(1); }

.surface-journey__track article {
  position: relative;
  z-index: 1;
  min-height: 275px;
  padding: 20px 18px 24px;
  border: 1px solid rgba(91, 158, 216, 0.17);
  border-radius: 20px;
  background: linear-gradient(155deg, rgba(13, 27, 45, 0.9), rgba(7, 14, 25, 0.97));
}

.surface-journey__stage {
  display: grid;
  margin-bottom: 38px;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 11px;
  align-items: center;
}

.surface-journey__stage svg {
  width: 46px;
  height: 46px;
  padding: 11px;
  border: 2px solid rgba(58, 197, 221, 0.88);
  border-radius: 50%;
  color: #8be4ed;
  background: #091a2c;
  box-shadow: 0 0 0 6px rgba(44, 174, 205, 0.07), 0 0 20px rgba(44, 174, 205, 0.15);
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.surface-journey__stage small {
  color: #a7e9f0;
  font-size: 0.68rem;
  font-weight: 850;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.surface-journey__track p { margin: 0; color: #9cafca; font-size: 0.88rem; line-height: 1.62; }

.surface-output { display: grid; grid-template-columns: 0.7fr 1.3fr; gap: clamp(32px, 6vw, 78px); align-items: start; }
.surface-output__cards { grid-template-columns: 1fr; }

.use-case-related {
  border-top: 1px solid rgba(100, 163, 224, 0.13);
}

.use-case-related__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.use-case-related__card {
  position: relative;
  display: flex;
  min-height: 300px;
  padding: 30px;
  overflow: hidden;
  flex-direction: column;
  border: 1px solid rgba(88, 149, 205, 0.24);
  border-radius: 28px;
  color: inherit;
  background:
    radial-gradient(circle at 100% 0%, rgba(35, 184, 222, 0.13), transparent 38%),
    linear-gradient(145deg, rgba(13, 27, 45, 0.92), rgba(7, 14, 26, 0.98));
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.2);
  text-decoration: none;
  transition:
    transform 320ms cubic-bezier(0.22, 1, 0.36, 1),
    border-color 320ms ease,
    box-shadow 320ms ease;
}

.use-case-related__card::before {
  position: absolute;
  top: 0;
  right: 30px;
  left: 30px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(69, 211, 237, 0.78), transparent);
  content: "";
  opacity: 0.72;
}

.use-case-related__card::after {
  position: absolute;
  right: -72px;
  bottom: -96px;
  width: 210px;
  height: 210px;
  border-radius: 50%;
  background: rgba(31, 183, 219, 0.08);
  content: "";
  filter: blur(20px);
  pointer-events: none;
}

.use-case-related__card:hover {
  transform: translateY(-5px);
  border-color: rgba(71, 202, 231, 0.5);
  box-shadow: 0 28px 62px rgba(0, 0, 0, 0.3), 0 0 38px rgba(25, 177, 214, 0.08);
}

.use-case-related__card:focus-visible {
  outline: 3px solid rgba(86, 166, 255, 0.82);
  outline-offset: 4px;
}

.use-case-related__meta {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 13px;
}

.use-case-related__index {
  display: grid;
  width: 42px;
  height: 42px;
  flex: 0 0 42px;
  place-items: center;
  border: 1px solid rgba(72, 207, 233, 0.34);
  border-radius: 13px;
  color: #dffaff;
  background: linear-gradient(145deg, rgba(31, 169, 207, 0.24), rgba(20, 96, 145, 0.16));
  font-size: 0.75rem;
  font-weight: 850;
  letter-spacing: 0.08em;
}

.use-case-related__type {
  color: #83cfe4;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.13em;
  line-height: 1.4;
  text-transform: uppercase;
}

.use-case-related__body {
  position: relative;
  z-index: 1;
  display: grid;
  margin-top: 28px;
  gap: 13px;
}

.use-case-related__body strong {
  max-width: 24ch;
  color: #f2f7ff;
  font-size: clamp(1.25rem, 2vw, 1.55rem);
  line-height: 1.22;
  letter-spacing: -0.025em;
}

.use-case-related__body > span {
  max-width: 62ch;
  color: #9fb1cc;
  font-size: 0.94rem;
  line-height: 1.65;
}

.use-case-related__action {
  position: relative;
  z-index: 1;
  display: flex;
  margin-top: auto;
  padding-top: 26px;
  align-items: center;
  justify-content: space-between;
  color: #dff8ff;
  font-size: 0.88rem;
  font-weight: 760;
}

.use-case-related__arrow {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border: 1px solid rgba(67, 199, 229, 0.32);
  border-radius: 50%;
  background: rgba(25, 161, 199, 0.12);
  font-size: 1.08rem;
  transition: transform 280ms cubic-bezier(0.22, 1, 0.36, 1), background 280ms ease;
}

.use-case-related__card:hover .use-case-related__arrow {
  transform: translateX(4px);
  background: rgba(31, 184, 219, 0.22);
}

.use-case-hero .use-case-art[data-reveal] { --reveal-delay: 120ms; }

:is(
  .defect-flow,
  .defect-anatomy,
  .nc-boundary__cards,
  .nc-workflow,
  .nc-control__grid,
  .surface-record__grid,
  .surface-journey__track,
  .surface-output__cards
) > [data-reveal]:nth-child(2) { --reveal-delay: 90ms; }

:is(
  .defect-flow,
  .nc-workflow,
  .nc-control__grid,
  .surface-record__grid,
  .surface-journey__track
) > [data-reveal]:nth-child(3) { --reveal-delay: 180ms; }

:is(
  .defect-flow,
  .nc-workflow,
  .nc-control__grid,
  .surface-record__grid,
  .surface-journey__track
) > [data-reveal]:nth-child(4) { --reveal-delay: 270ms; }

:is(.defect-flow, .nc-workflow, .surface-journey__track) > [data-reveal]:nth-child(5) {
  --reveal-delay: 360ms;
}

.landing-process {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.landing-process__step {
  position: relative;
  min-height: 260px;
  padding: 24px;
  border: 1px solid rgba(90, 151, 207, 0.22);
  border-radius: 22px;
  background:
    radial-gradient(circle at 12% 0%, rgba(39, 172, 211, 0.11), transparent 36%),
    linear-gradient(155deg, rgba(12, 25, 42, 0.92), rgba(7, 13, 24, 0.98));
  box-shadow: 0 18px 42px rgba(0, 0, 0, 0.17);
}

.landing-process__step::after {
  position: absolute;
  top: 44px;
  left: calc(100% + 1px);
  z-index: 2;
  width: 16px;
  height: 1px;
  background: linear-gradient(90deg, rgba(56, 194, 222, 0.72), rgba(56, 194, 222, 0.15));
  content: "";
}

.landing-process__step:last-child::after { display: none; }

.landing-process__number {
  width: 42px;
  height: 42px;
  margin-bottom: 30px;
  border-radius: 13px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #eaf3ff;
  font-size: 0.76rem;
  font-weight: 800;
  background: linear-gradient(135deg, rgba(39, 180, 215, 0.27), rgba(49, 118, 178, 0.2));
  border: 1px solid rgba(75, 197, 225, 0.34);
  box-shadow: 0 0 22px rgba(40, 177, 211, 0.09);
}

.landing-process__step h3 {
  margin-bottom: 10px;
  font-size: 1.12rem;
  line-height: 1.35;
}

.landing-proof-layout {
  display: grid;
  grid-template-columns: minmax(320px, 0.9fr) minmax(0, 1.1fr);
  gap: 22px;
  align-items: start;
}

.landing-proof__intro {
  padding: 30px;
  background:
    radial-gradient(circle at top right, rgba(86, 166, 255, 0.12), transparent 32%),
    linear-gradient(180deg, rgba(11, 18, 31, 0.92), rgba(8, 13, 23, 0.98));
}

.landing-proof__eyebrow {
  display: inline-flex;
  margin-bottom: 18px;
  color: #9bb5e6;
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.landing-proof__lead {
  max-width: 18ch;
  color: #f3f7ff;
  font-size: clamp(1.5rem, 2.6vw, 2.35rem);
  font-weight: 700;
  line-height: 1.06;
  letter-spacing: -0.03em;
}

.landing-proof__support {
  margin-top: 18px;
  max-width: 52ch;
  font-size: 1rem;
}

.landing-proof__metrics-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.landing-proof__metric-card {
  padding: 24px;
  background:
    linear-gradient(180deg, rgba(10, 16, 29, 0.94), rgba(7, 11, 20, 0.98));
}

.landing-proof__value {
  display: block;
  margin-bottom: 18px;
  color: #f5f9ff;
  font-size: clamp(2.2rem, 4vw, 3.4rem);
  font-weight: 800;
  line-height: 0.95;
  letter-spacing: -0.05em;
}

.landing-proof__metric-card h3 {
  margin-bottom: 10px;
  color: #fff;
  font-size: 1.2rem;
  line-height: 1.15;
}

.landing-final-cta {
  border: 1px solid rgba(88, 178, 255, 0.2);
  border-radius: 28px;
  background:
    radial-gradient(circle at top right, rgba(24, 197, 228, 0.14), transparent 28%),
    linear-gradient(180deg, rgba(10, 16, 29, 0.94), rgba(7, 11, 20, 0.98));
  box-shadow: var(--landing-shadow);
  padding: 32px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 24px;
  align-items: center;
}

.landing-final-cta__copy h2 {
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  line-height: 1.05;
  margin-bottom: 12px;
}

.landing-footer {
  border-top: 1px solid rgba(57, 75, 108, 0.3);
  padding-top: 28px;
  padding-bottom: 56px;
}

.landing-footer__inner {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  color: var(--landing-soft);
  font-size: 0.9rem;
}

.landing-footer__links {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.sp-cookie-link {
  appearance: none;
  border: 0;
  padding: 0;
  background: transparent;
  color: inherit;
  cursor: pointer;
}

.brief-modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(2, 6, 14, 0.78);
  backdrop-filter: blur(6px);
}

.brief-modal-backdrop.is-open {
  display: flex;
}

.brief-modal {
  width: min(520px, 100%);
  border-radius: 24px;
  border: 1px solid rgba(88, 178, 255, 0.28);
  background: linear-gradient(180deg, rgba(10, 16, 29, 0.98), rgba(7, 11, 20, 0.98));
  box-shadow: 0 36px 72px rgba(0, 0, 0, 0.4);
  padding: 24px;
}

.brief-modal h3 {
  margin: 0 0 10px;
  font-size: 1.4rem;
}

.brief-modal p {
  margin: 0 0 14px;
  color: var(--landing-muted);
  line-height: 1.6;
}

.brief-field-label {
  display: block;
  margin: 0 0 8px;
  color: #e4eefc;
  font-size: 0.92rem;
  font-weight: 700;
}

.brief-input {
  width: 100%;
  border-radius: 14px;
  border: 1px solid rgba(119, 145, 192, 0.34);
  background: rgba(10, 16, 29, 0.96);
  color: #eef3fb;
  padding: 13px 14px;
  box-sizing: border-box;
}

.brief-consent {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  margin-top: 14px;
  color: #dbe7f8;
  font-size: 0.91rem;
  line-height: 1.55;
}

.brief-consent a {
  color: #91c3ff;
}

.brief-error {
  min-height: 1.2em;
  margin-top: 10px;
  color: #fecaca;
  font-size: 0.88rem;
}

.brief-note {
  margin-top: 10px;
  color: var(--landing-soft);
  font-size: 0.84rem;
}

.brief-modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 18px;
}

.brief-btn {
  min-height: 44px;
  padding: 0 18px;
  box-sizing: border-box;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  font-weight: 700;
}

.brief-btn-secondary {
  color: #dce8fa;
  border-color: rgba(82, 107, 150, 0.38);
  background: rgba(8, 13, 23, 0.72);
}

.brief-btn-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--landing-accent), var(--landing-accent-2));
}

@media (max-width: 1080px) {
  .landing-grid--benefits {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .landing-grid--use-cases {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .landing-proof-layout {
    grid-template-columns: 1fr;
  }

  .landing-proof__metrics-grid {
    grid-template-columns: 1fr;
  }

  .landing-process {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .landing-process__step::after { display: none; }

  .use-case-hero__layout { grid-template-columns: minmax(0, 1fr) minmax(320px, 0.78fr); gap: 34px; }
  .defect-flow,
  .nc-workflow,
  .surface-journey__track { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .defect-flow li,
  .defect-flow li:first-child,
  .defect-flow li:last-child { border: 1px solid rgba(101, 173, 238, 0.16); border-radius: 18px; }
  .defect-flow { gap: 12px; }
  .defect-flow li::after,
  .nc-workflow::before { display: none; }
  .surface-journey__track::before { display: none; }
  .nc-control__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 900px) {
  :root {
    --landing-header-offset: 144px;
  }

  .landing-header {
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }

  .landing-header__inner,
  .landing-section,
  .landing-footer__inner {
    padding-right: 18px;
    padding-left: 18px;
  }

  .landing-header__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 14px;
    padding-top: 16px;
    padding-bottom: 14px;
  }

  .landing-nav {
    grid-column: 1 / -1;
    justify-content: flex-start;
    gap: 16px;
    overflow-x: auto;
    overflow-y: hidden;
    padding-bottom: 4px;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
  }

  .landing-nav::-webkit-scrollbar {
    display: none;
  }

  .landing-final-cta {
    grid-template-columns: 1fr;
  }

  .nc-scroll-story__layout { gap: 0; }
  .nc-scroll-ready .nc-scroll-visual { position: sticky; top: calc(var(--landing-header-offset) + 20px); grid-area: 1 / 1; min-height: min(76vh, 680px); }
  .nc-scroll-story__steps { grid-area: 1 / 1; }
  .nc-scroll-ready .nc-scroll-step,
  .nc-scroll-ready .nc-scroll-step.is-active { min-height: min(84vh, 720px); padding: 0; opacity: 0; transform: none; }
  .nc-scroll-ready .nc-scroll-step:last-child { margin-bottom: 58vh; }
}

@media (max-width: 720px) {
  :root {
    --landing-header-offset: 88px;
  }

  .landing-header__inner,
  .landing-section,
  .landing-footer__inner {
    padding-right: 14px;
    padding-left: 14px;
  }

  .landing-brand__subtitle {
    display: none;
  }

  .landing-header__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 12px;
    padding-top: 14px;
    padding-bottom: 14px;
  }

  .landing-nav,
  .landing-header__actions {
    display: none;
  }

  .landing-menu-toggle {
    display: inline-flex;
  }

  .landing-mobile-menu-backdrop,
  .landing-mobile-menu {
    display: block;
  }

  .landing-header__actions,
  .landing-cta-row,
  .landing-final-cta__actions,
  .brief-modal-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .landing-button,
  .brief-btn {
    width: 100%;
  }

  .landing-section {
    padding-top: 56px;
    padding-bottom: 56px;
  }

  .landing-section--use-cases { padding-bottom: 36px; }
  .landing-section--workflow { padding-top: 44px; }

  .landing-grid--benefits {
    grid-template-columns: 1fr;
  }

  .landing-grid--use-cases {
    grid-template-columns: 1fr;
  }

  .landing-use-case-card { min-height: 270px; padding: 24px; border-radius: 22px; }

  .landing-process {
    grid-template-columns: 1fr;
  }

  .use-case-hero { padding-top: 68px; padding-bottom: 58px; }
  .use-case-hero__layout { grid-template-columns: 1fr; gap: 38px; }
  .use-case-hero__copy h1 { max-width: 16ch; font-size: clamp(2.45rem, 12vw, 3.7rem); }
  .use-case-hero__lead { margin-top: 22px; font-size: 1rem; }
  .use-case-art { min-height: 360px; border-radius: 22px; }
  .use-case-art--defect { padding: 18px; }
  .defect-art__part { top: 28px; right: 20px; bottom: 122px; left: 20px; }
  .defect-art__records { right: 12px; bottom: 12px; left: 12px; }
  .defect-art__records div { padding: 10px; }
  .defect-art__records span { font-size: 0.59rem; }
  .defect-flow,
  .nc-workflow,
  .surface-journey__track,
  .defect-anatomy,
  .nc-boundary__cards,
  .surface-output__cards,
  .use-case-related__grid,
  .nc-control__grid { grid-template-columns: 1fr; }
  .use-case-related__card { min-height: 275px; padding: 24px; border-radius: 22px; }
  .use-case-related__body { margin-top: 24px; }
  .use-case-related__body strong { font-size: 1.2rem; }
  .use-case-related__action { padding-top: 22px; }
  .defect-flow li { min-height: auto; padding: 22px; }
  .defect-flow li > span { margin-bottom: 22px; }
  .nc-boundary,
  .surface-record,
  .surface-output { grid-template-columns: 1fr; gap: 34px; }
  .nc-boundary__statement { margin-bottom: 0; }
  .nc-workflow { padding: 14px; }
  .nc-workflow article { min-height: auto; }
  .nc-workflow article > span { margin-bottom: 24px; }
  .nc-scroll-story__layout { gap: 0; }
  .nc-scroll-ready .nc-scroll-visual { position: sticky; top: calc(var(--landing-header-offset) + 10px); min-height: min(74vh, 620px); }
  .nc-scroll-ready .nc-scroll-step,
  .nc-scroll-ready .nc-scroll-step.is-active { min-height: min(80vh, 680px); padding: 0; opacity: 0; transform: none; }
  .nc-scroll-ready .nc-scroll-step:last-child { margin-bottom: 56vh; }
  .nc-scroll-step { grid-template-columns: 42px minmax(0, 1fr); gap: 16px; }
  .nc-scroll-step__number { width: 42px; height: 42px; border-radius: 13px; }
  .nc-scroll-story__steps::before { left: 20px; }
  .nc-record { inset: 12px; }
  .nc-record__header { padding: 16px; }
  .nc-record__progress { padding-right: 10px; padding-left: 10px; }
  .nc-record__progress > div > small { font-size: 0.48rem; }
  .nc-record__panel { padding: 24px 18px; }
  .nc-record__panel h3 { font-size: 1.72rem; }
  .nc-record__fields { gap: 5px; }
  .nc-record__fields span { padding: 9px 7px; }
  .nc-record__fields strong { font-size: 0.63rem; }
  .nc-record__footer { flex-wrap: wrap; gap: 8px 16px; padding: 12px 16px; }
  .nc-control__grid article { min-height: auto; padding: 22px; }
  .nc-control__icon { margin-bottom: 26px; }
  .surface-record__intro { position: static; }
  .surface-record__layers { padding: 14px; }
  .surface-record__layers::before { display: none; }
  .surface-record__layers article { min-height: auto; padding: 18px; grid-template-columns: 52px 1fr; gap: 12px; }
  .surface-record__node { width: 52px; height: 64px; border-radius: 15px; }
  .surface-record__layers article p { grid-column: 2; }
  .surface-journey__track { padding: 14px; border-radius: 20px; }
  .surface-journey__track article { min-height: auto; padding: 22px; }
  .surface-journey__stage { margin-bottom: 22px; }
  .surface-art__mesh { right: 25%; left: 18px; }
  .surface-art__report { right: 14px; bottom: 34px; width: 160px; padding: 17px; }

  .landing-card--benefit,
  .landing-process__step,
  .landing-proof__intro,
  .landing-proof__metric-card,
  .landing-final-cta {
    padding: 22px;
  }

  .landing-proof-layout {
    gap: 16px;
  }

  .landing-proof__metrics-grid {
    gap: 14px;
  }

  .landing-proof__lead {
    max-width: none;
    font-size: clamp(1.25rem, 8vw, 1.9rem);
  }

  .landing-proof__support {
    margin-top: 14px;
    font-size: 0.96rem;
  }

  .landing-proof__value {
    margin-bottom: 14px;
    font-size: clamp(1.85rem, 11vw, 2.6rem);
  }

  .landing-proof__metric-card h3 {
    font-size: 1.06rem;
  }

  .brief-modal-backdrop {
    padding: 14px;
  }

  .brief-modal {
    padding: 20px;
  }

  [data-reveal] {
    --reveal-translate-y: 34px;
    filter: blur(8px);
  }

}