:root {
  --site-max-width: 72rem;
  --page-gutter: clamp(1rem, 3.2vw, 2rem);
  --header-height: clamp(3.5rem, 4.5vw, 4rem);
  --section-line-gap: clamp(3.75rem, 6vw, 5rem);
  --tagline-fluid-size: clamp(1rem, 5vw, 2.5rem);
  --logo-opacity: 0;
  --tagline-opacity: 1;
  --reveal-progress: 0;
  --header-opacity: 1;
  --header-shift: 0rem;
}

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

html,
body {
  width: 100%;
  margin: 0;
  overflow-x: hidden;
  touch-action: pan-y !important;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 2rem);
}

body {
  overflow-x: hidden;
  background: #000;
  color: #fff;
  font-family: "Titillium Web", Arial, Helvetica, sans-serif;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100; /* Dominant plane */
  opacity: var(--header-opacity);
  transform: translateY(var(--header-shift));
  transition:
    opacity 700ms ease,
    transform 700ms ease;
  background: rgba(5, 5, 5, 0.65);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  pointer-events: auto;
}

.site-header[data-visible="true"] {
  pointer-events: auto;
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: clamp(0.75rem, 2vw, 1.25rem);
  width: min(var(--site-max-width), calc(100% - (var(--page-gutter) * 2)));
  margin: 0 auto;
  min-height: var(--header-height);
}

.brand {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
}

.brand__lockup {
  display: block;
}

.brand img {
  display: block;
  width: clamp(6rem, 10vw, 8.35rem);
  height: auto;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2vw, 1.35rem);
}

.site-nav--desktop {
  flex: 1 1 auto;
  justify-content: center;
}

.site-nav a,
.header-cta {
  color: rgba(255, 255, 255, 0.92);
  text-decoration: none;
  white-space: nowrap;
  transition:
    color 180ms ease,
    border-color 180ms ease,
    background-color 180ms ease,
    transform 180ms ease;
}

.site-nav a {
  position: relative;
  font-size: clamp(0.84rem, 0.95vw, 0.92rem);
  font-weight: 500;
  letter-spacing: 0;
  text-shadow: 0 0 18px rgba(0, 0, 0, 0.24);
}

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

.site-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -0.35rem;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.8), transparent);
  opacity: 0;
  transform: scaleX(0.65);
  transition: opacity 180ms ease, transform 180ms ease;
}

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

.site-header__actions {
  display: flex;
  align-items: center;
  gap: clamp(0.5rem, 1.2vw, 0.75rem);
  flex: 0 0 auto;
  margin-left: auto;
}

.header-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: clamp(0.35rem, 1vw, 0.5rem);
  flex: 0 0 auto;
  padding: clamp(0.6rem, 1.15vw, 0.8rem) clamp(0.85rem, 2vw, 1.25rem);
  border: 1px solid rgba(250, 31, 122, 0.38);
  border-radius: 999px;
  background: transparent;
  box-shadow: inset 0 0 0 1px rgba(250, 31, 122, 0.05);
  color: rgb(250, 31, 122);
  font-size: clamp(0.82rem, 1vw, 0.9rem);
  font-weight: 600;
  letter-spacing: 0;
}

.language-switch {
  display: inline-flex;
  align-items: center;
  gap: 0.12rem;
  flex: 0 0 auto;
  padding: 0.16rem;
  border: 1px solid rgba(250, 31, 122, 0.28);
  border-radius: 999px;
  background: rgba(7, 7, 9, 0.38);
  box-shadow: inset 0 0 0 1px rgba(250, 31, 122, 0.04);
}

.language-switch__button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2rem;
  padding: 0.36rem 0.48rem;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: rgba(255, 255, 255, 0.56);
  font: inherit;
  font-size: clamp(0.68rem, 0.82vw, 0.76rem);
  font-weight: 600;
  line-height: 1;
  letter-spacing: 0;
  cursor: pointer;
  transition:
    background-color 180ms ease,
    color 180ms ease,
    box-shadow 180ms ease;
}

.language-switch__button:hover,
.language-switch__button:focus-visible,
.language-switch__button[aria-pressed="true"] {
  background: rgba(250, 31, 122, 0.16);
  color: #fff;
  box-shadow: 0 0 1rem rgba(250, 31, 122, 0.12);
}

.mobile-menu__language {
  width: min(var(--site-max-width), calc(100% - (var(--page-gutter) * 2)));
  margin: clamp(1.15rem, 5vw, 1.75rem) auto 0;
  padding-top: clamp(0.85rem, 3vw, 1.1rem);
  border-top: 1px solid rgba(126, 132, 145, 0.22);
}

.language-switch--mobile {
  width: max-content;
}

.menu-toggle {
  display: none;
  position: relative;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  width: clamp(2.55rem, 11vw, 2.8rem);
  height: clamp(2.55rem, 11vw, 2.8rem);
  padding: 0;
  border: 1px solid rgba(250, 31, 122, 0.4);
  border-radius: 999px;
  background: transparent;
  cursor: pointer;
  transition: all 240ms ease;
}

.menu-toggle span {
  position: absolute;
  width: 0.95rem;
  height: 1.5px;
  background: #fa1f7a;
  border-radius: 999px;
  transition: transform 180ms ease, opacity 180ms ease;
}

.menu-toggle span:first-child {
  transform: translateY(-0.17rem);
}

.menu-toggle span:last-child {
  transform: translateY(0.17rem);
}

.site-header[data-menu-open="true"] .menu-toggle span:first-child {
  transform: rotate(45deg);
}

.site-header[data-menu-open="true"] .menu-toggle span:last-child {
  transform: rotate(-45deg);
}

.site-header[data-menu-open="true"] {
  background: #050505;
  box-shadow: none;
}

.mobile-menu {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  width: 100%;
  min-height: calc(100dvh - var(--header-height));
  padding: clamp(3rem, 9vw, 5rem) 0 clamp(2.5rem, 8vw, 4rem);
  background: #050505;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
}

.site-nav--mobile {
  display: grid;
  justify-items: stretch;
  gap: 0;
  width: min(var(--site-max-width), calc(100% - (var(--page-gutter) * 2)));
  margin: 0 auto;
}

.site-nav--mobile a {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  width: 100%;
  min-width: 0;
  min-height: clamp(3.55rem, 11vw, 5rem);
  padding: clamp(0.95rem, 2.5vw, 1.2rem) 0;
  border: 0;
  border-bottom: 1px solid rgba(126, 132, 145, 0.22);
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  color: rgba(245, 246, 250, 0.95);
  font-size: clamp(0.98rem, 3.35vw, 1.1rem);
  font-weight: 500;
  line-height: 1;
  text-align: left;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

.site-nav--mobile a:first-child {
  border-top: 1px solid rgba(126, 132, 145, 0.22);
}

.site-nav--mobile a:last-child {
  border-bottom: 0;
}

.site-nav--mobile a:hover,
.site-nav--mobile a:focus-visible {
  color: #fff;
  transform: translateX(0.25rem);
}

.site-nav--mobile a::after {
  display: none;
}

.header-cta:hover,
.menu-toggle:hover,
.menu-toggle:focus-visible,
.header-cta:focus-visible {
  border-color: rgba(250, 31, 122, 0.52);
}

.header-cta:hover,
.header-cta:focus-visible {
  background: transparent;
  color: rgb(255, 102, 167);
  transform: translateY(-1px);
}

.scene {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 100svh;
  height: 100dvh;
  pointer-events: none;
  overflow: visible;
  touch-action: pan-y !important;
}

#particle-canvas,
.tagline-shell,
.logo-layer {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.logo-layer {
  z-index: 5; /* Under header */
}

#particle-canvas {
  position: absolute;
  top: 0;
  left: 0;
  display: block;
  width: 100%;
  height: 500%;
  height: 500dvh;
  pointer-events: none;
  z-index: 200; /* Topmost layer, over header */
}

.tagline-shell,
.logo-layer {
  display: block;
  pointer-events: none;
}

.tagline-shell {
  z-index: 1;
  animation: fade-in 11s linear both;
}

.tagline {
  position: absolute;
  left: var(--render-x);
  top: var(--render-y);
  margin: 0;
  width: min(calc(100vw - (var(--page-gutter) * 2)), 38rem);
  text-align: center;
  font-size: var(--tagline-fit-size, var(--tagline-fluid-size));
  font-weight: 500;
  letter-spacing: 0;
  line-height: 1.08;
  opacity: var(--tagline-opacity);
  transform: translate(-50%, -50%) scale(calc(1 - (var(--reveal-progress) * 0.08)));
  transition: opacity 240ms linear, transform 50ms linear;
}

.tagline span {
  display: block;
  white-space: nowrap;
}

.logo-layer {
  z-index: 2;
}

.logo-composition {
  position: absolute;
  left: var(--render-x);
  top: var(--render-y);
  width: 100%;
  height: 100%;
  opacity: var(--logo-opacity);
  transform: translate(-50%, -50%) scale(var(--logo-scale-boost, 1));
  transform-origin: center;
  transition: opacity 240ms linear, transform 50ms linear;
}

/* Hero Mission Section */
.hero-mission {
  position: absolute;
  top: auto;
  bottom: var(--section-line-gap);
  left: 0;
  width: 100%;
  z-index: 30;
  pointer-events: none;
}

.hero-mission__copy {
  --mission-copy-gap: clamp(0.9rem, 2vw, 1.25rem);
  --mission-eyebrow-gap: clamp(1.25rem, 2.5vw, 2rem);
  width: min(var(--site-max-width), calc(100% - (var(--page-gutter) * 2)));
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--mission-copy-gap);
  opacity: var(--mission-progress, 0);
  transform: translateY(calc(20px * (1 - var(--mission-progress, 0))));
  transition: opacity 1200ms ease-out, transform 1200ms ease-out;
}

.mission-eyebrow {
  display: block;
  margin-bottom: calc(var(--mission-eyebrow-gap) - var(--mission-copy-gap));
  color: #fa1f7a;
  font-size: clamp(0.82rem, 1vw, 0.98rem);
  letter-spacing: 0;
  font-weight: 400;
  text-transform: uppercase;
}

.mission-title {
  margin: 0;
  color: #f5f5f6;
  font-size: var(--mission-title-fit-size, clamp(1.05rem, 3.8vw, 2.1rem));
  line-height: 1.1;
  font-weight: 500;
  letter-spacing: 0;
  white-space: nowrap;
}

.mission-lead {
  margin: 0;
  color: rgba(145, 151, 166, 0.9);
  font-size: clamp(0.86rem, 1.2vw, 1.05rem);
  line-height: 1.45;
  letter-spacing: 0;
  max-width: 64rem;
}

.mission-cta-mobile {
  display: none;
  width: fit-content;
  padding: clamp(0.65rem, 1.8vw, 0.75rem) clamp(1.2rem, 4vw, 1.6rem);
  border: 1px solid rgba(250, 31, 122, 0.38);
  border-radius: 999px;
  color: #fa1f7a;
  text-decoration: none;
  font-size: clamp(0.82rem, 2.2vw, 0.9rem);
  font-weight: 600;
  white-space: nowrap;
  transition: all 240ms ease;
  pointer-events: auto;
}

.mission-cta-mobile:hover {
  border-color: rgba(250, 31, 122, 0.6);
  background: rgba(250, 31, 122, 0.04);
  transform: translateY(-1px);
}

@media (max-width: 768px) {
  .hero-mission {
    left: 0;
    padding: 0;
    width: 100%;
  }
}

.principles-section {
  position: relative;
  border-top: 1px solid rgba(122, 129, 146, 0.34);
  background: #050505;
  z-index: 10;
}

.principles-shell {
  width: min(var(--site-max-width), calc(100% - (var(--page-gutter) * 2)));
  margin: 0 auto;
  padding: var(--section-line-gap) 0 var(--section-line-gap);
}

.principles-intro__eyebrow {
  color: #fa1f7a;
  font-size: clamp(0.82rem, 1vw, 0.98rem);
  font-weight: 400;
  letter-spacing: 0;
  text-transform: uppercase;
}

.principles-intro__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(min(100%, 18rem), 0.82fr);
  gap: clamp(2rem, 4vw, 4rem);
  align-items: start;
  margin-top: clamp(1.25rem, 2.5vw, 2rem);
}

.principles-intro__title,
.principles-intro__lead,
.principle-card__title,
.principle-card__body {
  margin: 0;
}

.principles-intro__title {
  color: #f5f5f6;
  font-size: clamp(2rem, 3.55vw, 3.2rem);
  font-weight: 400;
  letter-spacing: 0;
  line-height: 0.98;
}

.principles-intro__lead {
  max-width: 28rem;
  color: rgba(243, 243, 245, 0.96);
  font-size: clamp(1rem, 1.45vw, 1.3rem);
  font-weight: 400;
  line-height: 1.55;
  justify-self: end;
}

.principles-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  margin-top: clamp(4rem, 8vw, 8.5rem);
}

.principle-card {
  min-height: auto;
  padding: clamp(2rem, 3vw, 2.4rem) clamp(1.4rem, 2.6vw, 2.2rem) clamp(2rem, 3vw, 2.25rem) clamp(1.5rem, 2.8vw, 2.4rem);
  border-left: 1px solid rgba(46, 57, 82, 0.72);
}

.principle-card__icon {
  width: clamp(2.7rem, 3.3vw, 3.2rem);
  height: clamp(2.7rem, 3.3vw, 3.2rem);
  color: #f5f5f6;
}

.principle-card__icon svg {
  width: 100%;
  height: 100%;
  display: block;
}

.principle-card__title {
  max-width: 18rem;
  margin-top: clamp(2.5rem, 4.5vw, 4rem);
  color: #f3f3f5;
  font-size: clamp(1.08rem, 1.4vw, 1.4rem);
  font-weight: 400;
  letter-spacing: 0;
  line-height: 1.14;
}

.principle-card__body {
  max-width: 21rem;
  margin-top: clamp(1rem, 2vw, 1.7rem);
  color: rgba(142, 146, 158, 0.82);
  font-size: clamp(0.88rem, 1vw, 0.95rem);
  font-weight: 500;
  line-height: 1.58;
}

@keyframes fade-in {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

@media (max-width: 860px) {
  :root {
    --section-line-gap: clamp(3rem, 7vw, 4.75rem);
  }

  .site-header {
    width: 100%;
  }

  .site-header__inner {
    width: min(var(--site-max-width), calc(100% - (var(--page-gutter) * 2)));
    min-height: var(--header-height);
  }

  .brand__lockup {
    display: block;
  }

  .principles-shell {
    width: min(var(--site-max-width), calc(100% - (var(--page-gutter) * 2)));
    padding: var(--section-line-gap) 0 0;
  }

  .principles-intro__eyebrow {
    font-size: clamp(0.82rem, 2vw, 0.98rem);
    letter-spacing: 0;
  }

  .principles-intro__grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    margin-top: 2rem;
  }

  .principles-intro__lead {
    justify-self: start;
    max-width: 34rem;
    font-size: clamp(0.95rem, 2.6vw, 1.15rem);
  }

  .principles-cards {
    grid-template-columns: 1fr;
    margin-top: 4rem;
  }

  .principle-card {
    min-height: auto;
    padding: 3.5rem 0;
    border-left: none;
    border-top: 1px solid rgba(46, 57, 82, 0.72);
  }

  .principle-card:last-child {
    padding-bottom: var(--section-line-gap);
  }

  .principle-card__title {
    max-width: none;
    margin-top: 2rem;
    font-size: clamp(1.08rem, 3.8vw, 1.3rem);
  }

  .principle-card__body {
    max-width: none;
    margin-top: 1rem;
    font-size: clamp(0.9rem, 2.6vw, 0.95rem);
  }
}

@media (max-width: 820px) {
  .site-nav--desktop {
    display: none;
  }

  .language-switch--desktop {
    display: none;
  }

  .header-cta {
    display: inline-flex;
    padding: clamp(0.56rem, 1.8vw, 0.6rem) clamp(0.78rem, 2.8vw, 0.9rem);
    font-size: clamp(0.78rem, 2.2vw, 0.82rem);
    gap: 0.4rem;
  }

  .header-cta svg {
    width: 13px;
    height: 13px;
  }

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

  .site-header__inner {
    justify-content: space-between;
  }

  .mission-cta-mobile {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    margin-top: 0.5rem;
  }
}

@media (min-width: 769px) and (max-width: 1100px) and (min-height: 1000px) {
  .site-nav--desktop {
    display: none;
  }

  .language-switch--desktop {
    display: none;
  }

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

  .site-header__inner {
    justify-content: space-between;
  }

  .mission-cta-mobile {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    margin-top: clamp(0.5rem, 1.4dvh, 1rem);
  }
}

@media (max-width: 520px) {
  :root {
    --section-line-gap: 3.75rem;
  }

  .site-header {
    width: 100%;
  }

  .site-header__inner {
    width: min(var(--site-max-width), calc(100% - (var(--page-gutter) * 2)));
    gap: clamp(0.5rem, 2.5vw, 0.65rem);
  }

  .site-header__actions {
    gap: clamp(0.45rem, 2.2vw, 0.55rem);
  }

  .brand img {
    width: clamp(5.4rem, 24vw, 6rem);
  }

  .menu-toggle {
    width: 2.55rem;
    height: 2.55rem;
  }

  .principles-shell {
    width: min(var(--site-max-width), calc(100% - (var(--page-gutter) * 2)));
    padding: var(--section-line-gap) 0 0;
  }

  .principles-intro__title {
    font-size: clamp(1.8rem, 7.6vw, 2.2rem);
  }

  .principles-intro__lead {
    font-size: clamp(0.94rem, 4vw, 0.98rem);
    line-height: 1.5;
  }
}

/* Brand Showcase (Grok Aesthetic) */
.brand-showcase {
  position: relative;
  z-index: 10;
  background: #050505;
  padding: var(--section-line-gap) 0 var(--section-line-gap);
  overflow: hidden;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.brand-shell {
  width: min(var(--site-max-width), calc(100% - (var(--page-gutter) * 2)));
  margin: 0 auto;
}

.brand-logo-container {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  isolation: isolate;
}

.brand-logo-svg {
  width: 100%;
  max-width: 1100px;
  height: auto;
  overflow: visible;
  filter: drop-shadow(0 0 10px rgba(122, 129, 146, 0.1));
}

.brand-logo-original {
  display: block;
  width: 100%;
  height: auto;
  filter: drop-shadow(0 0 0.9rem rgba(255, 255, 255, 0.02));
  opacity: 1;
}

.product-copy {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(min(100%, 21rem), 0.86fr);
  align-items: start;
  gap: clamp(2rem, 5vw, 5rem);
  margin-top: var(--section-line-gap);
}

.product-copy__eyebrow {
  display: block;
  color: #fa1f7a;
  font-size: clamp(0.82rem, 1vw, 0.98rem);
  font-weight: 400;
  letter-spacing: 0;
  text-transform: uppercase;
}

.product-copy__headline h2 {
  max-width: 46rem;
  margin: clamp(1.25rem, 2.5vw, 2rem) 0 0;
  color: #f5f5f6;
  font-size: clamp(2rem, 3.55vw, 3.2rem);
  font-weight: 400;
  letter-spacing: 0;
  line-height: 0.98;
}

.product-copy__body {
  display: grid;
  gap: clamp(1rem, 1.8vw, 1.4rem);
  padding-top: calc(clamp(0.82rem, 1vw, 0.98rem) + clamp(1.25rem, 2.5vw, 2rem));
  color: rgba(243, 243, 245, 0.96);
  font-size: clamp(1rem, 1.45vw, 1.3rem);
  font-weight: 400;
  line-height: 1.55;
}

.product-copy__body p {
  margin: 0;
}

.product-visual {
  width: 100%;
  margin: var(--section-line-gap) 0 0;
}

.product-visual img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: clamp(0.65rem, 1.2vw, 0.95rem);
  box-shadow: 0 2rem 5rem rgba(0, 0, 0, 0.45);
}

.product-capabilities {
  margin-top: var(--section-line-gap);
  padding-top: var(--section-line-gap);
}

.product-capabilities__intro {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(min(100%, 22rem), 0.82fr);
  align-items: start;
  gap: clamp(2.4rem, 6vw, 6rem);
}

.product-capabilities__intro h3,
.product-capabilities__intro p,
.capability-item h4,
.capability-item p {
  margin: 0;
}

.product-capabilities__intro h3 {
  max-width: 46rem;
  color: #f5f5f6;
  font-size: clamp(2rem, 3.55vw, 3.2rem);
  font-weight: 400;
  letter-spacing: 0;
  line-height: 0.98;
}

.product-capabilities__intro p {
  max-width: 33rem;
  color: rgba(233, 235, 241, 0.9);
  font-size: clamp(1rem, 1.45vw, 1.3rem);
  font-weight: 400;
  line-height: 1.5;
  justify-self: end;
}

.capability-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: clamp(4rem, 8vw, 8.5rem);
}

.capability-item {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: clamp(32rem, 42vw, 38rem);
  padding: clamp(2rem, 3vw, 2.4rem) clamp(1.4rem, 2.6vw, 2.2rem) clamp(2rem, 3vw, 2.25rem) clamp(1.5rem, 2.8vw, 2.4rem);
  border-left: 1px solid rgba(47, 51, 59, 0.68);
  overflow: hidden;
}

.capability-item:last-child {
  border-right: 1px solid rgba(47, 51, 59, 0.68);
}

.capability-item__step {
  display: inline-flex;
  align-items: flex-end;
  gap: clamp(0.28rem, 0.6vw, 0.45rem);
  color: #fa1f7a;
  font-size: clamp(0.76rem, 0.9vw, 0.86rem);
  font-weight: 500;
  line-height: 1;
  letter-spacing: 0;
  text-transform: uppercase;
}

.capability-item__step img {
  display: block;
  width: auto;
  height: clamp(1.55rem, 2.45vw, 2.05rem);
  object-fit: contain;
  flex: 0 0 auto;
  transform: translateY(21.7%);
}

.capability-item__copy {
  position: relative;
  z-index: 1;
}

.capability-item h4 {
  max-width: none;
  margin-top: clamp(1.25rem, 2vw, 1.65rem);
  color: #f3f3f5;
  font-size: clamp(0.98rem, 1.12vw, 1.1rem);
  font-weight: 400;
  letter-spacing: 0;
  line-height: 1.14;
}

.capability-item p {
  max-width: 21rem;
  margin-top: clamp(1rem, 2vw, 1.7rem);
  color: rgba(142, 146, 158, 0.88);
  font-size: clamp(0.88rem, 1vw, 0.95rem);
  font-weight: 500;
  line-height: 1.58;
}

.capability-flow {
  position: relative;
  display: grid;
  grid-template-areas:
    "prompt"
    "panel";
  justify-items: center;
  width: 100%;
  margin-top: clamp(1.8rem, 3.2vw, 2.6rem);
  padding-top: 0;
  align-self: end;
  gap: clamp(2.6rem, 4.2vw, 4rem);
}

.capability-flow::before {
  content: "";
  position: absolute;
  top: 3.2rem;
  bottom: calc(50% - 1.4rem);
  left: 50%;
  width: 1px;
  background: linear-gradient(180deg, rgba(163, 168, 178, 0.52), rgba(112, 118, 130, 0.36));
  transform: translateX(-50%);
}

.capability-prompt {
  position: relative;
  z-index: 1;
  grid-area: prompt;
  max-width: min(100%, 16.5rem);
  padding: 0.7rem 0.9rem;
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 0.65rem;
  background: rgba(39, 39, 41, 0.95);
  box-shadow: 0 1.4rem 2.4rem rgba(0, 0, 0, 0.25);
  color: rgba(246, 247, 251, 0.94);
  font-size: clamp(0.82rem, 1vw, 0.92rem);
  font-weight: 500;
  line-height: 1.25;
  text-align: center;
}

.capability-panel {
  position: relative;
  z-index: 1;
  grid-area: panel;
  width: 100%;
  min-height: clamp(10.5rem, 15vw, 14rem);
  padding: clamp(0.95rem, 1.8vw, 1.25rem);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 0.75rem;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0.015)),
    rgba(18, 18, 20, 0.92);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.06),
    0 1.6rem 3.5rem rgba(0, 0, 0, 0.34);
}

.capability-item:nth-child(1) .capability-prompt {
  justify-self: start;
  margin-left: clamp(0.4rem, 2vw, 1.5rem);
}

.capability-item:nth-child(1) .capability-panel {
  width: min(100%, 18.5rem);
  justify-self: start;
}

.capability-item:nth-child(2) .capability-flow {
  grid-template-areas:
    "panel"
    "prompt";
  gap: clamp(2.3rem, 3.7vw, 3.35rem);
  padding-top: 0;
}

.capability-item:nth-child(2) .capability-flow::before {
  top: calc(50% - 1.3rem);
  bottom: 3rem;
}

.capability-item:nth-child(2) .capability-prompt {
  max-width: min(100%, 17.5rem);
  transform: translateX(0);
}

.capability-item:nth-child(2) p {
  margin-bottom: 0;
}

.capability-item:nth-child(2) .capability-panel {
  width: min(100%, 18rem);
  min-height: clamp(10rem, 14vw, 13rem);
}

.capability-item:nth-child(3) .capability-flow {
  gap: clamp(2.3rem, 3.7vw, 3.35rem);
  padding-top: 0;
}

.capability-item:nth-child(3) .capability-prompt {
  max-width: min(100%, 18rem);
  justify-self: end;
  margin-right: 0;
}

.capability-item:nth-child(3) .capability-panel {
  width: min(100%, 18.5rem);
  justify-self: end;
}

.metric-row,
.state-token {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 2.55rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  color: rgba(152, 157, 169, 0.9);
  font-size: clamp(0.82rem, 1vw, 0.92rem);
}

.metric-row:last-child,
.state-token:last-child {
  border-bottom: 0;
}

.metric-row strong,
.state-token strong {
  color: #b6f08f;
  font-size: clamp(0.82rem, 1vw, 0.92rem);
  font-weight: 600;
  text-align: right;
}

.state-token strong {
  color: #fa7cac;
}

.capability-panel--code {
  display: flex;
  align-items: center;
  padding-top: clamp(3rem, 4vw, 3.6rem);
}

.capability-panel--code::before {
  content: "Human Response API";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  padding: 0.8rem clamp(1.05rem, 2vw, 1.45rem);
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  color: rgba(142, 146, 158, 0.78);
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: clamp(0.76rem, 0.9vw, 0.88rem);
  letter-spacing: 0;
}

.capability-panel--code pre {
  width: 100%;
  margin: 0;
  overflow: hidden;
}

.capability-panel--code code {
  display: block;
  color: rgba(238, 241, 247, 0.9);
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: clamp(0.74rem, 1vw, 0.9rem);
  line-height: 1.7;
  white-space: pre-wrap;
}

.customer-discovery {
  display: grid;
  grid-template-columns: minmax(0, 0.84fr) minmax(min(100%, 28rem), 1fr);
  align-items: start;
  gap: clamp(2.4rem, 6vw, 6rem);
  margin-top: var(--section-line-gap);
  padding-top: var(--section-line-gap);
  border-top: 1px solid rgba(47, 51, 59, 0.68);
  scroll-margin-top: calc(var(--header-height) + 2rem);
}

.customer-discovery__intro {
  position: sticky;
  top: calc(var(--header-height) + 2rem);
}

.customer-discovery__eyebrow {
  display: block;
  color: #fa1f7a;
  font-size: clamp(0.82rem, 1vw, 0.98rem);
  font-weight: 400;
  letter-spacing: 0;
  text-transform: uppercase;
}

.customer-discovery__intro h3,
.customer-discovery__intro p {
  margin: 0;
}

.customer-discovery__intro h3 {
  max-width: 37rem;
  margin-top: clamp(1.25rem, 2.5vw, 2rem);
  color: #f5f5f6;
  font-size: clamp(1.8rem, 3.1vw, 2.8rem);
  font-weight: 400;
  letter-spacing: 0;
  line-height: 1.02;
}

.customer-discovery__intro p {
  max-width: 32rem;
  margin-top: clamp(1.1rem, 2vw, 1.6rem);
  color: rgba(183, 188, 201, 0.88);
  font-size: clamp(0.98rem, 1.35vw, 1.16rem);
  font-weight: 400;
  line-height: 1.55;
}

.customer-discovery__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 2.75rem;
  margin-top: clamp(1.45rem, 3vw, 2.2rem);
  padding: 0 clamp(1rem, 2vw, 1.25rem);
  border: 1px solid rgba(250, 31, 122, 0.42);
  border-radius: 999px;
  background: rgba(250, 31, 122, 0.06);
  color: #fa1f7a;
  font-size: clamp(0.84rem, 1vw, 0.94rem);
  font-weight: 600;
  line-height: 1;
  text-decoration: none;
  transition:
    background-color 180ms ease,
    border-color 180ms ease,
    color 180ms ease,
    transform 180ms ease;
}

.customer-discovery__cta svg {
  flex: 0 0 auto;
}

.customer-discovery__cta:hover,
.customer-discovery__cta:focus-visible {
  border-color: rgba(250, 31, 122, 0.68);
  background: rgba(250, 31, 122, 0.12);
  color: #fff;
  transform: translateY(-1px);
}

.discovery-map {
  position: relative;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 0.86rem;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0.014)),
    rgba(12, 12, 14, 0.96);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.06),
    0 1.8rem 4.2rem rgba(0, 0, 0, 0.3);
  overflow: hidden;
}

.discovery-map::before {
  content: "";
  position: absolute;
  top: 3.35rem;
  bottom: 4.9rem;
  left: clamp(2rem, 4.2vw, 3.1rem);
  width: 1px;
  background: linear-gradient(180deg, rgba(250, 31, 122, 0.8), rgba(163, 168, 178, 0.38));
  opacity: 0.82;
  pointer-events: none;
}

.discovery-map__header {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 3.25rem;
  padding: 0 clamp(1rem, 2.4vw, 1.5rem);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.discovery-map__header span {
  color: #fa1f7a;
  font-size: clamp(0.68rem, 0.82vw, 0.76rem);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.discovery-map__header strong {
  color: rgba(245, 246, 250, 0.92);
  font-size: clamp(0.8rem, 0.95vw, 0.9rem);
  font-weight: 500;
  text-align: right;
}

.discovery-map__steps {
  position: relative;
  z-index: 1;
  display: grid;
}

.discovery-step {
  display: grid;
  grid-template-columns: clamp(2rem, 4.2vw, 3.1rem) minmax(0, 1fr);
  gap: clamp(1rem, 2.2vw, 1.4rem);
  min-height: clamp(6.2rem, 8.5vw, 7.4rem);
  padding: clamp(1.25rem, 2.4vw, 1.65rem) clamp(1rem, 2.4vw, 1.5rem);
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}

.discovery-step__index {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: clamp(2rem, 4.2vw, 3.1rem);
  height: clamp(2rem, 4.2vw, 3.1rem);
  border: 1px solid rgba(250, 31, 122, 0.32);
  border-radius: 999px;
  background:
    radial-gradient(circle at 50% 50%, rgba(250, 31, 122, 0.18), transparent 64%),
    rgba(18, 18, 20, 0.98);
  color: #f58aba;
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: clamp(0.68rem, 0.8vw, 0.78rem);
  font-weight: 600;
  line-height: 1;
}

.discovery-step__copy h4,
.discovery-step__copy p {
  margin: 0;
}

.discovery-step__copy h4 {
  color: rgba(245, 246, 250, 0.95);
  font-size: clamp(1rem, 1.18vw, 1.12rem);
  font-weight: 400;
  letter-spacing: 0;
  line-height: 1.18;
}

.discovery-step__copy p {
  max-width: 34rem;
  margin-top: 0.5rem;
  color: rgba(142, 146, 158, 0.92);
  font-size: clamp(0.86rem, 1vw, 0.95rem);
  font-weight: 500;
  line-height: 1.5;
}

.discovery-map__result {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 0.6rem;
  padding: clamp(1.25rem, 2.4vw, 1.6rem) clamp(1rem, 2.4vw, 1.5rem);
  background:
    linear-gradient(90deg, rgba(250, 31, 122, 0.11), rgba(255, 255, 255, 0.03)),
    rgba(18, 18, 20, 0.8);
}

.discovery-map__result span {
  color: #fa1f7a;
  font-size: clamp(0.68rem, 0.82vw, 0.76rem);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.discovery-map__result strong {
  max-width: 32rem;
  color: rgba(245, 246, 250, 0.94);
  font-size: clamp(0.98rem, 1.2vw, 1.12rem);
  font-weight: 400;
  line-height: 1.42;
}

.product-use-cases {
  margin-top: clamp(5.5rem, 11vw, 8rem);
}

.use-case-intro {
  max-width: min(100%, 78rem);
  margin: 0 auto clamp(1.35rem, 2.7vw, 2.15rem);
  color: rgba(226, 229, 238, 0.88);
  font-size: clamp(0.72rem, 0.95vw, 0.9rem);
  font-weight: 400;
  line-height: 1.46;
  text-align: center;
}

.use-case-intro span {
  display: block;
}

.use-case-tabs {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: clamp(0.45rem, 0.9vw, 0.7rem);
}

.use-case-tab {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.34rem;
  min-height: clamp(1.55rem, 2.5vw, 1.95rem);
  padding: 0 clamp(0.68rem, 1.5vw, 1rem);
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 999px;
  background: rgba(5, 5, 5, 0.8);
  color: rgba(245, 246, 250, 0.94);
  font-family: inherit;
  font-size: clamp(0.5rem, 0.64vw, 0.58rem);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
  cursor: pointer;
  transition:
    background-color 220ms ease,
    border-color 220ms ease,
    color 220ms ease,
    transform 220ms ease;
}

.use-case-tab svg {
  flex: 0 0 auto;
  width: 0.62rem;
  height: 0.62rem;
}

.use-case-tab:hover,
.use-case-tab:focus-visible {
  border-color: rgba(255, 255, 255, 0.42);
  transform: translateY(-1px);
}

.use-case-tab[aria-selected="true"] {
  border-color: #f5f5f6;
  background: #f5f5f6;
  color: #050505;
}

.use-case-stage {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(min(100%, 22rem), 0.78fr);
  align-items: center;
  gap: clamp(2.25rem, 5vw, 5rem);
  margin-top: clamp(3rem, 6vw, 5rem);
}

.use-case-simulation {
  position: relative;
  min-height: clamp(31rem, 44vw, 38rem);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 0.8rem;
  background: rgba(12, 12, 14, 0.96);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.06),
    0 1.8rem 4.2rem rgba(0, 0, 0, 0.34);
  overflow: hidden;
}

.use-case-simulation::before {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid rgba(255, 255, 255, 0.025);
  opacity: 1;
  pointer-events: none;
}

.use-case-simulation__header {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 3.25rem;
  padding: 0 clamp(1rem, 2.4vw, 1.5rem);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  color: rgba(233, 235, 241, 0.92);
  font-size: clamp(0.78rem, 0.95vw, 0.88rem);
  font-weight: 500;
}

.use-case-status {
  color: #fa1f7a;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.use-case-simulation__body {
  position: relative;
  z-index: 1;
  display: block;
  padding: clamp(1.1rem, 2.6vw, 1.7rem);
}

.use-case-chat {
  display: flex;
  flex-direction: column;
  gap: clamp(0.75rem, 1.5vw, 1rem);
  width: min(100%, 42rem);
  min-height: clamp(24rem, 34vw, 31rem);
  margin: 0 auto;
}

.chat-bubble {
  position: relative;
  z-index: 1;
  width: fit-content;
  max-width: min(82%, 24rem);
  padding: 0.75rem 0.9rem;
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 0.72rem;
  background: rgba(34, 34, 37, 0.94);
  color: rgba(245, 246, 250, 0.94);
  box-shadow: 0 1rem 2rem rgba(0, 0, 0, 0.18);
  font-size: clamp(0.86rem, 1vw, 0.96rem);
  font-weight: 500;
  line-height: 1.34;
  opacity: 0;
  transform: translateY(0.7rem);
  animation: use-case-enter 520ms ease forwards;
  animation-delay: var(--message-delay, 0ms);
}

.chat-bubble::before {
  display: none;
  margin-bottom: 0.35rem;
  color: rgba(142, 146, 158, 0.86);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.chat-bubble__text {
  display: block;
}

.chat-bubble__text.is-streaming::after,
.thinking-bubble__text.is-streaming::after,
.thinking-bubble__behavior strong.is-streaming::after {
  content: "";
  display: inline-block;
  width: 0.48em;
  height: 1em;
  margin-left: 0.08em;
  background: rgba(250, 31, 122, 0.72);
  transform: translateY(0.15em);
  animation: stream-caret 760ms steps(1, end) infinite;
}

.chat-bubble[data-speaker="human"] {
  align-self: flex-end;
  border-color: rgba(255, 255, 255, 0.08);
  background: rgba(52, 52, 56, 0.94);
  color: rgba(245, 246, 250, 0.94);
}

.chat-bubble[data-speaker="human"]::before {
  content: none;
}

.chat-bubble[data-speaker="ai"] {
  display: flex;
  align-items: flex-start;
  gap: clamp(0.55rem, 1.2vw, 0.72rem);
  align-self: flex-start;
  max-width: min(88%, 32rem);
  padding: 0.18rem 0;
  border: 0;
  background: transparent;
  box-shadow: none;
}

.chat-bubble[data-speaker="ai"]::before {
  content: "";
  display: block;
  flex: 0 0 clamp(1.35rem, 1.8vw, 1.6rem);
  width: clamp(1.35rem, 1.8vw, 1.6rem);
  height: clamp(1.35rem, 1.8vw, 1.6rem);
  margin: 0.05rem 0 0;
  border: 1px solid rgba(250, 31, 122, 0.24);
  border-radius: 999px;
  background:
    radial-gradient(circle at 50% 50%, rgba(250, 31, 122, 0.96) 0 0.18rem, transparent 0.2rem),
    radial-gradient(circle at 50% 50%, rgba(250, 31, 122, 0.12), transparent 62%),
    rgba(20, 20, 22, 0.94);
  box-shadow: 0 0 1rem rgba(250, 31, 122, 0.18);
}

.chat-bubble[data-speaker="thinking"] {
  position: relative;
  align-self: flex-start;
  width: min(100%, 34rem);
  max-width: none;
  padding: 0.15rem 0 0.15rem clamp(1.95rem, 2.4vw, 2.25rem);
  border: 0;
  background: transparent;
  box-shadow: none;
  color: rgba(190, 195, 206, 0.82);
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: clamp(0.68rem, 0.78vw, 0.76rem);
  font-style: italic;
  font-weight: 400;
  line-height: 1.34;
}

.chat-bubble[data-speaker="thinking"]::before {
  content: var(--thinking-label, "IA Thinking about SIGNAL Layer...");
  display: block;
  color: rgba(164, 169, 181, 0.86);
  font-size: clamp(0.58rem, 0.7vw, 0.66rem);
  font-style: italic;
  letter-spacing: 0;
  text-transform: none;
}

.chat-bubble[data-speaker="thinking"]::after {
  content: "";
  position: absolute;
  top: 0.18rem;
  left: 0;
  width: clamp(1.35rem, 1.8vw, 1.6rem);
  height: clamp(1.35rem, 1.8vw, 1.6rem);
  border: 1px solid rgba(250, 31, 122, 0.24);
  border-radius: 999px;
  background:
    radial-gradient(circle at 50% 50%, rgba(250, 31, 122, 0.96) 0 0.18rem, transparent 0.2rem),
    radial-gradient(circle at 50% 50%, rgba(250, 31, 122, 0.12), transparent 62%),
    rgba(20, 20, 22, 0.94);
  box-shadow: 0 0 1rem rgba(250, 31, 122, 0.18);
}

.thinking-bubble__text {
  display: block;
  color: rgba(183, 188, 201, 0.78);
}

.thinking-bubble__text,
.thinking-bubble__context,
.thinking-bubble__behavior {
  max-height: 0;
  margin-top: 0;
  overflow: hidden;
  opacity: 0;
  transform: translateY(0.35rem);
  animation: thinking-detail-enter 520ms ease forwards;
  animation-delay: var(--thinking-detail-delay, 5600ms);
}

.thinking-bubble__context {
  --thinking-detail-gap: 0.65rem;
  display: grid;
  gap: 0.25rem;
}

.thinking-bubble__label,
.thinking-bubble__behavior span {
  color: rgba(250, 31, 122, 0.95);
  font-size: clamp(0.58rem, 0.68vw, 0.66rem);
  font-style: normal;
  font-weight: 600;
  letter-spacing: 0.08em;
}

.thinking-bubble__metric {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: rgba(142, 148, 162, 0.84);
  font-style: normal;
}

.thinking-bubble__metric strong {
  color: #f58aba;
  font-weight: 600;
}

.thinking-bubble__metric span::after {
  content: ":";
}

.thinking-bubble__behavior {
  --thinking-detail-gap: 0.55rem;
  display: flex;
  flex-direction: column;
  gap: 0.22rem;
}

.thinking-bubble__behavior strong {
  color: rgba(172, 177, 190, 0.86);
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: inherit;
  font-style: italic;
  font-weight: 400;
  line-height: inherit;
}

.signal-flow-link {
  display: none;
  position: absolute;
  z-index: 0;
  top: var(--signal-link-y, 0);
  left: var(--signal-link-x, 0);
  width: var(--signal-link-width, 0);
  height: 1px;
  background: repeating-linear-gradient(
    90deg,
    rgba(163, 168, 178, 0.68) 0,
    rgba(163, 168, 178, 0.68) 3px,
    transparent 3px,
    transparent 7px
  );
  opacity: 0;
  pointer-events: none;
}

.signal-flow-link::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: clamp(2.5rem, 5vw, 3.75rem);
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(250, 31, 122, 0.95), rgba(255, 255, 255, 0.9));
  box-shadow: 0 0 0.7rem rgba(250, 31, 122, 0.8);
  opacity: 0;
  transform: translateX(0);
}

.use-case-signal,
.use-case-decision {
  display: none;
  position: relative;
  z-index: 1;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 0.72rem;
  background: rgba(18, 18, 20, 0.94);
  box-shadow: 0 1.4rem 2.8rem rgba(0, 0, 0, 0.24);
  opacity: 0;
  transform: translateY(0.7rem);
  animation: use-case-enter 520ms ease forwards;
}

.use-case-signal {
  grid-area: signal;
  align-self: start;
  animation-delay: 1600ms;
}

.use-case-signal::before,
.use-case-signal::after,
.use-case-decision::before {
  content: "";
  position: absolute;
  left: 50%;
  width: 1px;
  background: repeating-linear-gradient(
    180deg,
    rgba(163, 168, 178, 0.68) 0,
    rgba(163, 168, 178, 0.68) 3px,
    transparent 3px,
    transparent 7px
  );
  transform: translateX(-50%);
}

.use-case-signal::before {
  top: 100%;
  height: var(--signal-to-thinking-height, var(--signal-vertical-height, clamp(13rem, 22vw, 20rem)));
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.95), rgba(250, 31, 122, 0.9), transparent);
  box-shadow: 0 0 0.75rem rgba(250, 31, 122, 0.85);
  opacity: 0;
  transform: translateX(-50%) scaleY(0);
  transform-origin: top;
}

.use-case-signal::after {
  top: 100%;
  height: var(--signal-vertical-height, clamp(13rem, 22vw, 20rem));
}

.use-case-decision::before {
  bottom: 100%;
  height: var(--signal-decision-line-height, clamp(1.1rem, 2vw, 1.5rem));
}

.use-case-simulation__body.is-flowing .use-case-signal::before {
  animation: signal-flow-vertical 1600ms ease-in-out 2300ms forwards;
}

.use-case-simulation__body.is-flowing .signal-flow-link {
  animation: signal-link-rail 3200ms ease-in-out 2300ms forwards;
}

.use-case-simulation__body.is-flowing .signal-flow-link::after {
  animation: signal-flow-horizontal 1500ms ease-in-out 3900ms forwards;
}

.use-case-signal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 0.95rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}

.use-case-signal__header span,
.use-case-decision span {
  color: #fa1f7a;
  font-size: clamp(0.72rem, 0.86vw, 0.8rem);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.use-case-signal__header strong {
  color: rgba(245, 246, 250, 0.92);
  font-size: clamp(0.78rem, 0.95vw, 0.86rem);
  font-weight: 500;
  text-align: right;
}

.use-case-metrics {
  display: grid;
  gap: 0.55rem;
  padding: 0.95rem;
}

.use-case-metric {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  color: rgba(151, 156, 168, 0.9);
  font-size: clamp(0.76rem, 0.92vw, 0.84rem);
}

.use-case-metric strong {
  color: #f58aba;
  font-weight: 600;
  text-align: right;
}

.use-case-decision {
  grid-area: decision;
  align-self: end;
  display: none;
  gap: 0.55rem;
  padding: 0.95rem;
  animation-delay: 6900ms;
}

.use-case-decision strong {
  color: rgba(245, 246, 250, 0.95);
  font-size: clamp(0.9rem, 1.08vw, 1rem);
  font-weight: 500;
  line-height: 1.3;
}

.use-case-copy {
  align-self: center;
}

.use-case-copy__eyebrow {
  display: block;
  color: #fa1f7a;
  font-size: clamp(0.82rem, 1vw, 0.98rem);
  font-weight: 400;
  letter-spacing: 0;
  text-transform: uppercase;
}

.use-case-copy h3,
.use-case-copy p {
  margin: 0;
}

.use-case-copy h3 {
  max-width: 28rem;
  margin-top: 0;
  color: #f5f5f6;
  font-size: clamp(1.7rem, 2.8vw, 2.55rem);
  font-weight: 400;
  letter-spacing: 0;
  line-height: 1.02;
}

.use-case-copy p {
  max-width: 31rem;
  margin-top: clamp(1rem, 2vw, 1.45rem);
  color: rgba(142, 146, 158, 0.92);
  font-size: clamp(0.95rem, 1.24vw, 1.08rem);
  font-weight: 500;
  line-height: 1.58;
}

@keyframes use-case-enter {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes stream-caret {
  50% {
    opacity: 0;
  }
}

@keyframes thinking-detail-enter {
  to {
    max-height: 16rem;
    margin-top: var(--thinking-detail-gap, 0);
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes signal-flow-vertical {
  0% {
    opacity: 0;
    transform: translateX(-50%) scaleY(0);
  }

  18%,
  82% {
    opacity: 1;
  }

  100% {
    opacity: 0;
    transform: translateX(-50%) scaleY(1);
  }
}

@keyframes signal-link-rail {
  0% {
    opacity: 0;
  }

  18%,
  100% {
    opacity: 1;
  }
}

@keyframes signal-flow-horizontal {
  0% {
    opacity: 0;
    transform: translateX(0);
  }

  15%,
  82% {
    opacity: 1;
  }

  100% {
    opacity: 0;
    transform: translateX(calc(-1 * var(--signal-flow-travel, 0px)));
  }
}

.contact-section {
  position: relative;
  z-index: 10;
  min-height: clamp(34rem, 72dvh, 48rem);
  display: grid;
  place-items: start center;
  padding: clamp(7rem, 13vw, 10rem) 0 clamp(7rem, 12vw, 9rem);
  border-top: 1px solid rgba(255, 255, 255, 0.18);
  background:
    radial-gradient(ellipse at 17% 6%, rgba(95, 20, 48, 0.48), transparent 37%),
    radial-gradient(ellipse at 66% 0%, rgba(110, 118, 132, 0.24), transparent 39%),
    radial-gradient(ellipse at 50% 16%, rgba(250, 31, 122, 0.12), transparent 30%),
    linear-gradient(180deg, #070507 0%, #050505 46%, #000 100%);
  overflow: hidden;
  isolation: isolate;
}

.contact-section::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.78), rgba(250, 31, 122, 0.58), transparent);
  box-shadow: 0 0 1.8rem rgba(250, 31, 122, 0.34);
  opacity: 0.9;
  pointer-events: none;
}

.contact-section::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.035), transparent 16rem),
    radial-gradient(ellipse at 50% 0%, rgba(255, 255, 255, 0.07), transparent 42%);
  opacity: 0.85;
  pointer-events: none;
  z-index: -1;
}

.contact-particles {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: clamp(15rem, 38vw, 26rem);
  pointer-events: none;
  z-index: 0;
}

.contact-shell {
  position: relative;
  z-index: 1;
  width: min(var(--site-max-width), calc(100% - (var(--page-gutter) * 2)));
  margin: 0 auto;
  display: grid;
  justify-items: center;
  text-align: center;
}

.contact-logo {
  display: block;
  width: clamp(13.5rem, 24vw, 19.875rem);
  height: auto;
  opacity: 0.92;
  filter:
    drop-shadow(0 0 0.65rem rgba(255, 255, 255, 0.12))
    drop-shadow(0 0 1.8rem rgba(250, 31, 122, 0.16));
}

.contact-copy {
  display: grid;
  justify-items: center;
  gap: clamp(1.35rem, 2.5vw, 1.9rem);
  margin-top: clamp(2.5rem, 5vw, 4rem);
}

.contact-copy h2,
.contact-copy p {
  margin: 0;
}

.contact-copy h2 {
  max-width: 46rem;
  color: rgba(245, 246, 250, 0.95);
  font-size: clamp(1.12rem, 1.55vw, 1.38rem);
  font-weight: 400;
  line-height: 1.22;
  letter-spacing: 0;
}

.contact-title__desktop-line {
  display: block;
}

.contact-title__mobile-line {
  display: none;
}

.contact-title__nowrap {
  white-space: nowrap;
}

.contact-copy p {
  max-width: 38rem;
  color: rgba(166, 171, 184, 0.92);
  font-size: clamp(0.98rem, 1.35vw, 1.18rem);
  font-weight: 400;
  line-height: 1.55;
}

.contact-email {
  display: inline-block;
  margin-top: clamp(2rem, 4vw, 3rem);
  color: rgba(255, 255, 255, 0.98);
  font-size: clamp(1.02rem, 1.55vw, 1.3rem);
  font-weight: 500;
  line-height: 1;
  text-decoration: none;
  text-shadow:
    0 0 0.85rem rgba(255, 255, 255, 0.28),
    0 0 1.6rem rgba(250, 31, 122, 0.18);
  transition:
    color 180ms ease,
    text-shadow 180ms ease,
    transform 180ms ease;
}

.contact-email:hover,
.contact-email:focus-visible {
  color: #fff;
  text-shadow:
    0 0 0.9rem rgba(255, 255, 255, 0.46),
    0 0 2rem rgba(250, 31, 122, 0.34);
  transform: translateY(-1px);
}

@media (max-width: 860px) {
  .product-copy {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .product-copy__headline h2 {
    max-width: none;
  }

  .product-copy__body {
    max-width: 34rem;
    padding-top: 0;
    font-size: clamp(0.95rem, 2.6vw, 1.15rem);
  }

  .product-capabilities {
    margin-top: var(--section-line-gap);
    padding-top: var(--section-line-gap);
  }

  .product-capabilities__intro {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .product-capabilities__intro h3 {
    max-width: none;
    font-size: clamp(2.15rem, 8vw, 3.55rem);
  }

  .product-capabilities__intro p {
    justify-self: start;
    max-width: 36rem;
    font-size: clamp(0.98rem, 2.7vw, 1.15rem);
  }

  .capability-grid {
    grid-template-columns: 1fr;
    margin-top: 4rem;
    border-bottom: 0;
  }

  .capability-item,
  .capability-item:last-child {
    min-height: auto;
    padding: 3.5rem 0;
    display: block;
    border-right: 0;
    border-left: 0;
    border-top: 1px solid rgba(47, 51, 59, 0.68);
  }

  .capability-item h4,
  .capability-item p {
    max-width: none;
  }

  .capability-flow {
    position: relative;
    margin-top: 2rem;
    padding-top: 0;
    gap: 2.5rem;
  }

  .capability-item:nth-child(2) .capability-flow,
  .capability-item:nth-child(3) .capability-flow {
    padding-top: 0;
  }

  .capability-item:nth-child(1) .capability-prompt,
  .capability-item:nth-child(3) .capability-prompt {
    justify-self: center;
    margin-right: 0;
    margin-left: 0;
  }

  .capability-item:nth-child(2) .capability-prompt {
    transform: none;
  }

  .capability-item:nth-child(1) .capability-panel,
  .capability-item:nth-child(2) .capability-panel,
  .capability-item:nth-child(3) .capability-panel {
    width: 50%;
    justify-self: center;
  }

  .capability-flow::before {
    top: 3rem;
    bottom: calc(50% - 0.8rem);
  }

  .capability-panel {
    min-height: auto;
  }

  .customer-discovery {
    grid-template-columns: 1fr;
    gap: clamp(2rem, 7vw, 3.4rem);
  }

  .customer-discovery__intro {
    position: relative;
    top: auto;
  }

  .customer-discovery__intro h3 {
    max-width: none;
    font-size: clamp(2rem, 8vw, 2.8rem);
  }

  .customer-discovery__intro p {
    max-width: 36rem;
    font-size: clamp(0.98rem, 2.7vw, 1.15rem);
  }

  .discovery-map {
    border-radius: 1rem;
  }

  .discovery-step {
    min-height: auto;
  }

  .discovery-step__copy h4 {
    font-size: clamp(1rem, 3.6vw, 1.18rem);
  }

  .discovery-step__copy p {
    font-size: clamp(0.9rem, 2.7vw, 0.98rem);
  }

  .product-use-cases {
    margin-top: clamp(5rem, 15vw, 7rem);
  }

  .use-case-intro {
    max-width: 36rem;
    margin-bottom: clamp(1.25rem, 5vw, 1.8rem);
    font-size: clamp(0.78rem, 3vw, 0.92rem);
    line-height: 1.5;
    text-align: center;
  }

  .use-case-intro span {
    display: inline;
  }

  .use-case-intro span + span::before {
    content: " ";
  }

  .use-case-tabs {
    justify-content: safe center;
    flex-wrap: nowrap;
    margin-right: calc(var(--page-gutter) * -1);
    margin-left: calc(var(--page-gutter) * -1);
    padding: 0 var(--page-gutter) 0.2rem;
    overflow-x: auto;
    scrollbar-width: none;
  }

  .use-case-tabs::-webkit-scrollbar {
    display: none;
  }

  .use-case-tab {
    flex: 0 0 auto;
    min-height: 1.95rem;
  }

  .use-case-stage {
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-top: 2.5rem;
  }

  .use-case-copy {
    order: -1;
  }

  .use-case-copy h3 {
    max-width: none;
    font-size: clamp(2rem, 8vw, 2.8rem);
  }

  .use-case-copy p {
    max-width: 36rem;
    font-size: clamp(0.98rem, 2.7vw, 1.15rem);
  }

  .use-case-simulation {
    min-height: auto;
    border-radius: 1rem;
  }

  .use-case-simulation__body {
    --mobile-chat-gutter: clamp(0.85rem, 4vw, 1.35rem);
    grid-template-columns: 1fr;
    grid-template-areas: "chat";
    padding: var(--mobile-chat-gutter);
  }

  .use-case-chat {
    position: relative;
    min-height: auto;
    gap: clamp(0.85rem, 3vw, 1.05rem);
    padding: clamp(0.35rem, 1.8vw, 0.65rem) 0;
    overflow: hidden;
  }

  .chat-bubble {
    max-width: min(88%, 30rem);
    padding: clamp(0.72rem, 3.4vw, 0.95rem) clamp(0.8rem, 3.8vw, 1.08rem);
    border-radius: clamp(0.8rem, 3vw, 1rem);
    font-size: clamp(0.84rem, 3.7vw, 1rem);
  }

  .chat-bubble[data-speaker="ai"] {
    max-width: min(92%, 28rem);
    padding: 0.18rem 0;
  }

  .chat-bubble[data-speaker="human"] {
    max-width: min(82%, 28rem);
  }

  .chat-bubble[data-speaker="thinking"] {
    align-self: flex-start;
    width: min(100%, 32rem);
    max-width: none;
    padding: 0.15rem 0 0.15rem clamp(1.95rem, 7vw, 2.25rem);
    border: 0;
    background: transparent;
    box-shadow: none;
    font-size: clamp(0.72rem, 3.2vw, 0.86rem);
    line-height: 1.5;
  }

  .chat-bubble[data-speaker="thinking"]::before {
    margin-bottom: 0.65rem;
    color: rgba(238, 241, 248, 0.88);
    font-size: clamp(0.68rem, 3vw, 0.8rem);
  }

  .thinking-bubble__text {
    color: rgba(172, 177, 190, 0.86);
  }

  .thinking-bubble__context {
    --thinking-detail-gap: 0.65rem;
    display: grid;
    gap: 0.25rem;
    margin-top: 0;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: transparent;
  }

  .thinking-bubble__label {
    color: rgba(250, 31, 122, 0.9);
    font-size: clamp(0.62rem, 2.6vw, 0.72rem);
    font-style: normal;
    font-weight: 600;
    letter-spacing: 0.08em;
  }

  .thinking-bubble__metric {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 0.6rem;
    color: rgba(142, 148, 162, 0.92);
    font-style: normal;
  }

  .thinking-bubble__metric strong {
    color: #f58aba;
    font-weight: 600;
    text-align: right;
  }

  .thinking-bubble__behavior {
    --thinking-detail-gap: 0.55rem;
    display: flex;
    flex-direction: column;
    gap: 0.22rem;
    margin-top: 0;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: transparent;
    font-style: normal;
  }

  .thinking-bubble__behavior span {
    color: rgba(250, 31, 122, 0.9);
    font-size: clamp(0.58rem, 2.5vw, 0.68rem);
    font-weight: 600;
    letter-spacing: 0.08em;
  }

  .thinking-bubble__behavior strong {
    color: rgba(172, 177, 190, 0.86);
    font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
    font-size: inherit;
    font-style: italic;
    font-weight: 400;
    line-height: inherit;
  }

  .use-case-simulation__body::after {
    content: none;
    display: none;
  }

  .chat-bubble[data-speaker="thinking"]::after {
    display: block;
  }

  .signal-flow-link {
    display: none;
  }

  .use-case-signal,
  .use-case-decision {
    display: none;
  }

  .contact-section {
    min-height: clamp(31rem, 72svh, 42rem);
    padding: clamp(5.75rem, 17vw, 7rem) 0 clamp(5.75rem, 16vw, 7rem);
  }

  .contact-particles {
    height: clamp(13rem, 54vw, 20rem);
  }

  .contact-logo {
    width: clamp(12rem, 51vw, 16.5rem);
  }

  .contact-copy {
    margin-top: clamp(2.1rem, 8vw, 3rem);
  }

  .contact-copy h2 {
    max-width: 36rem;
    font-size: clamp(1.08rem, 4.05vw, 1.32rem);
    line-height: 1.24;
  }

  .contact-title__desktop-line {
    display: none;
  }

  .contact-title__mobile-line {
    display: inline;
  }

  .contact-copy p {
    max-width: 34rem;
    font-size: clamp(0.96rem, 3.7vw, 1.08rem);
  }
}

@media (max-width: 520px) {
  .product-copy__headline h2 {
    font-size: clamp(1.8rem, 7.6vw, 2.2rem);
  }

  .product-copy__body {
    font-size: clamp(0.94rem, 4vw, 0.98rem);
    line-height: 1.5;
  }

  .product-visual img {
    border-radius: 0.65rem;
  }

  .product-capabilities__intro h3 {
    font-size: clamp(2rem, 10vw, 2.75rem);
  }

  .capability-item {
    padding: 3.25rem 0;
  }

  .capability-item h4 {
    font-size: clamp(1.32rem, 6vw, 1.75rem);
  }

  .capability-prompt {
    max-width: 100%;
  }

  .customer-discovery__intro h3 {
    font-size: clamp(1.82rem, 8.6vw, 2.35rem);
  }

  .customer-discovery__cta {
    width: 100%;
    min-height: 2.85rem;
  }

  .discovery-map__header {
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    gap: 0.2rem;
    min-height: 4.15rem;
  }

  .discovery-step {
    grid-template-columns: 2.15rem minmax(0, 1fr);
    gap: 0.85rem;
    padding: 1.15rem 0.95rem;
  }

  .discovery-map::before {
    left: 2.025rem;
  }

  .discovery-step__index {
    width: 2.15rem;
    height: 2.15rem;
    font-size: 0.68rem;
  }

  .use-case-tab {
    padding: 0 0.82rem;
    font-size: 0.58rem;
  }

  .use-case-simulation__header {
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    min-height: 4.25rem;
    gap: 0.25rem;
  }

  .use-case-signal,
  .use-case-decision {
    width: 100%;
  }
}