/* Preserve the supplied hero's full composition within the shared opening layout. */
.purchase-study-page .case-hero-media {
  aspect-ratio: 4500 / 3000;
}

.purchase-study-page .purchase-competitor-artifact {
  margin-top: 32px;
}

.purchase-study-page .purchase-competitor-artifact .case-research-card {
  padding: clamp(18px, 3vw, 32px);
}

.purchase-study-page .purchase-competitor-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.purchase-study-page .purchase-competitor {
  min-width: 0;
  margin: 0;
  text-align: center;
}

.purchase-study-page .purchase-competitor figcaption {
  width: min(100%, 220px);
  margin: 14px auto 0;
  color: var(--case-muted);
  font-size: 0.7rem;
  font-weight: 560;
  line-height: 1.25;
  text-align: center;
}

.purchase-study-page .purchase-pattern-name,
.purchase-study-page .purchase-pattern-brand {
  display: block;
}

.purchase-study-page .purchase-pattern-name {
  color: var(--case-ink);
}

.purchase-study-page .purchase-pattern-brand {
  margin-top: 4px;
}

.purchase-study-page .purchase-competitor-media {
  position: relative;
  width: min(100%, 220px);
  margin: 0 auto;
  border-radius: 8px;
  overflow: hidden;
  background: var(--case-media);
}

.purchase-study-page .purchase-competitor video {
  display: block;
  width: 100%;
  height: auto;
  cursor: pointer;
}

.purchase-study-page .purchase-direction-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 258px));
  justify-content: center;
  gap: clamp(24px, 5vw, 56px);
  padding: 4px clamp(8px, 2vw, 18px) 0;
}

.purchase-study-page .purchase-shipped-demo {
  display: grid;
  grid-template-columns: minmax(0, 258px);
  justify-content: center;
  padding: 4px clamp(8px, 2vw, 18px) 0;
}

.purchase-study-page .purchase-shipped-layout {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: stretch;
  gap: clamp(56px, 9vw, 130px);
}

.purchase-study-page .purchase-shipped-card {
  min-width: 0;
  margin: 0;
}

.purchase-study-page .purchase-shipped-copy {
  grid-template-columns: 1fr;
  align-content: center;
  gap: 48px;
  margin-top: 0;
}

.purchase-study-page .purchase-shipped-copy ul {
  margin: 14px 0 0;
  padding-left: 1.1em;
  list-style: none;
  font-size: clamp(0.9rem, 1vw, 0.96rem);
  font-weight: 380;
  line-height: 1.45;
}

.purchase-study-page .purchase-shipped-copy li {
  position: relative;
}

.purchase-study-page .purchase-shipped-copy li::before {
  position: absolute;
  left: -1em;
  content: "\2022";
}

.purchase-study-page .purchase-shipped-copy li + li {
  margin-top: 8px;
}

.purchase-study-page .purchase-direction {
  min-width: 0;
  margin: 0;
  text-align: center;
}

.purchase-study-page .purchase-direction-media {
  position: relative;
  width: 100%;
  aspect-ratio: 404 / 814;
  overflow: hidden;
  border-radius: 16% / 8%;
  background: var(--case-media);
}

.purchase-study-page .purchase-direction video {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  cursor: pointer;
}

.purchase-study-page .purchase-shipped-media {
  padding: 8px;
  border-radius: 36px;
  background: var(--case-ink);
}

.purchase-study-page .purchase-shipped-media video {
  border-radius: 28px;
}

.purchase-study-page .case-outcome .case-impact {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  grid-template-rows: repeat(2, minmax(0, 220px));
  grid-template-areas:
    "brands card-use"
    "lift card-use";
}

.purchase-study-page .case-outcome .case-impact article:nth-child(1) {
  grid-area: brands;
}

.purchase-study-page .case-outcome .case-impact article:nth-child(2) {
  grid-area: lift;
}

.purchase-study-page .case-outcome .case-impact .purchase-impact-tall {
  min-height: 0;
  grid-area: card-use;
}

.purchase-study-page .purchase-impact-tall h3 {
  font-size: 4.25rem;
}

.purchase-study-page .purchase-direction figcaption {
  margin-top: 14px;
  color: var(--case-muted);
  font-size: 0.7rem;
  font-weight: 560;
  line-height: 1.25;
  text-align: center;
}

.purchase-study-page .case-research-takeaway .purchase-direction-intro {
  margin-top: 16px;
}

.purchase-study-page .purchase-scroll-story {
  height: 360vh;
}

.purchase-study-page .purchase-scroll-story-card {
  position: sticky;
  top: max(76px, calc((100svh - 620px) / 2));
  height: min(620px, calc(100svh - 100px));
}

.purchase-study-page .purchase-scroll-story-grid {
  height: 100%;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: stretch;
  gap: clamp(32px, 6vw, 72px);
}

.purchase-study-page .purchase-scroll-story-copy {
  position: relative;
  min-width: 0;
  min-height: 0;
}

.purchase-study-page .purchase-scroll-step {
  position: absolute;
  top: 50%;
  left: 0;
  width: 100%;
  max-width: 420px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-50%);
  transition: opacity 220ms ease;
}

.purchase-study-page .purchase-scroll-step.is-active {
  opacity: 1;
  visibility: visible;
}

.purchase-study-page .purchase-scroll-step h3 {
  margin: 0;
  font-size: clamp(1.85rem, 2.3vw, 2.25rem);
  font-weight: 560;
  line-height: 1;
  letter-spacing: -0.045em;
}

.purchase-study-page .purchase-scroll-step > p:last-child {
  margin: 28px 0 0;
  font-size: clamp(0.9rem, 1vw, 0.96rem);
  font-weight: 380;
  line-height: 1.45;
}

.purchase-study-page .purchase-scroll-story-visual {
  min-width: 0;
  min-height: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.purchase-study-page .purchase-phone {
  position: relative;
  height: min(520px, calc(100% - 28px));
  aspect-ratio: 242 / 520;
  flex: 0 1 auto;
  overflow: hidden;
  border: 8px solid var(--case-ink);
  border-radius: 36px;
  background: var(--case-ink);
  box-shadow: 0 10px 28px rgb(17 17 17 / 8%);
}

.purchase-study-page .purchase-phone-speaker {
  position: absolute;
  top: 8px;
  left: 50%;
  z-index: 2;
  width: 54px;
  height: 13px;
  transform: translateX(-50%);
  border-radius: 999px;
  background: var(--case-ink);
}

.purchase-study-page .purchase-phone-screen {
  position: relative;
  height: 100%;
  overflow: hidden;
  border-radius: 28px;
  background: var(--case-ink);
}

.purchase-study-page .purchase-phone-screen img {
  --scroll-map-shift: 0px;
  position: absolute;
  top: -3px;
  left: -2px;
  width: calc(100% + 4px);
  height: auto;
  max-width: none;
  border-radius: 0;
  transform: translate3d(0, var(--scroll-map-shift), 0);
  will-change: transform;
}

.purchase-study-page .purchase-scroll-story-visual .case-research-card-meta {
  margin-top: 14px;
  text-align: center;
}

@media (max-width: 640px) {
  .purchase-study-page .purchase-competitor-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .purchase-study-page .purchase-scroll-story {
    height: 380vh;
  }

  .purchase-study-page .purchase-direction-grid {
    gap: 12px;
    padding-inline: 0;
  }

  .purchase-study-page .purchase-shipped-layout {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .purchase-study-page .case-outcome .case-impact {
    grid-template-columns: 1fr;
    grid-template-rows: none;
    grid-template-areas:
      "brands"
      "lift"
      "card-use";
  }

  .purchase-study-page .case-outcome .case-impact .purchase-impact-tall {
    min-height: 200px;
  }

  .purchase-study-page .purchase-impact-tall h3 {
    font-size: 1.95rem;
  }

  .purchase-study-page .purchase-scroll-story-card {
    top: 72px;
    height: calc(100svh - 88px);
    min-height: 0;
  }

  .purchase-study-page .purchase-scroll-story-grid {
    grid-template-columns: 1fr;
    grid-template-rows: 190px minmax(0, 1fr);
    gap: 12px;
  }

  .purchase-study-page .purchase-scroll-step {
    top: 34px;
    max-width: none;
    transform: none;
  }

  .purchase-study-page .purchase-scroll-step h3 {
    font-size: clamp(1.45rem, 7vw, 1.85rem);
  }

  .purchase-study-page .purchase-scroll-step > p:last-child {
    margin-top: 16px;
    font-size: 0.82rem;
  }

  .purchase-study-page .purchase-phone {
    height: calc(100% - 26px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .purchase-study-page .purchase-scroll-story {
    height: auto;
  }

  .purchase-study-page .purchase-scroll-story-card {
    position: static;
    height: auto;
    overflow: visible;
  }

  .purchase-study-page .purchase-scroll-story-grid {
    height: auto;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .purchase-study-page .purchase-scroll-story-copy {
    display: grid;
    gap: 40px;
  }

  .purchase-study-page .purchase-scroll-step {
    position: static;
    max-width: 420px;
    opacity: 1;
    visibility: visible;
    transform: none;
  }

  .purchase-study-page .purchase-phone {
    width: min(100%, 242px);
    height: 520px;
  }

  .purchase-study-page .purchase-phone-screen {
    overflow-y: auto;
  }

  .purchase-study-page .purchase-phone-screen img {
    position: static;
    transform: none;
    will-change: auto;
  }
}

@media (max-width: 640px) and (prefers-reduced-motion: reduce) {
  .purchase-study-page .purchase-scroll-story-grid {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto;
  }
}