.sample-proof {
  position: relative;
  padding: 96px 0;
  background: #0e2942;
  color: #fff;
  overflow: hidden
}

.sample-proof::before,
.sample-proof::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  pointer-events: none
}

.sample-proof::before {
  width: 420px;
  height: 420px;
  top: -220px;
  right: -100px;
  background: rgba(54, 126, 193, .22)
}

.sample-proof::after {
  width: 320px;
  height: 320px;
  bottom: -210px;
  left: -110px;
  background: rgba(238, 111, 78, .16)
}

.sample-proof-head {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  align-items: end;
  gap: 70px;
  margin-bottom: 36px
}

.sample-proof-head small {
  display: block;
  margin-bottom: 14px;
  color: #80bfff;
  font-size: 11px;
  font-weight: 850;
  letter-spacing: .16em
}

.sample-proof-head h2 {
  max-width: 760px;
  margin: 0;
  color: #fff;
  font-size: clamp(34px, 4.5vw, 58px);
  line-height: 1.12
}

.sample-proof-head p {
  margin: 0;
  color: #b9cde0;
  line-height: 1.8
}

.sample-proof-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 13px
}

.sample-proof-card {
  position: relative;
  min-width: 0;
  padding: 0;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, .12);
  border-radius: 17px;
  background: #f6f9fc;
  cursor: zoom-in
}

.sample-proof-card::before {
  content: "";
  position: absolute;
  z-index: 2;
  inset: 0;
  border: 2px solid transparent;
  border-radius: inherit;
  transition: border-color .22s
}

.sample-proof-card::after {
  content: "+";
  position: absolute;
  z-index: 3;
  right: 12px;
  top: 12px;
  display: grid;
  width: 28px;
  height: 28px;
  place-items: center;
  border-radius: 50%;
  background: rgba(14, 41, 66, .78);
  color: #fff;
  font-size: 17px
}

.sample-proof-card img {
  display: block;
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: contain;
  transition: transform .28s
}

.sample-proof-card span {
  position: absolute;
  z-index: 3;
  left: 12px;
  bottom: 12px;
  padding: 7px 9px;
  border-radius: 999px;
  background: rgba(255, 255, 255, .92);
  color: #17324d;
  font-size: 9px;
  font-weight: 850;
  letter-spacing: .08em
}

.sample-proof-card:hover::before {
  border-color: #f07b58
}

.sample-proof-card:hover img {
  transform: scale(1.025)
}

@media(max-width:960px) {
  .sample-proof-head {
    grid-template-columns: 1fr;
    gap: 18px
  }

  .sample-proof-grid {
    grid-template-columns: repeat(3, 1fr)
  }
}

@media(max-width:650px) {
  .sample-proof {
    padding: 66px 0
  }

  .sample-proof-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 9px
  }

  .sample-proof-card {
    border-radius: 13px
  }

  .sample-proof-card span {
    left: 8px;
    bottom: 8px;
    font-size: 8px
  }

  .sample-proof-card::after {
    right: 8px;
    top: 8px
  }
}

.sample-proof-card.colorpark-reveal-shell::before {
  z-index: 5;
  border: 0;
  border-radius: inherit;
  background: linear-gradient(110deg, #e6eef7 8%, #fff4ef 32%, #e6f5f1 52%, #e6eef7 76%);
  background-size: 240% 100%;
  animation: colorpark-develop 1.4s ease-in-out infinite;
  opacity: 1;
  pointer-events: none
}

.sample-proof-card.colorpark-reveal-shell.is-image-ready::before {
  opacity: 0;
  animation: none
}

.sample-proof-card:hover {
  border-color: #f07b58;
  box-shadow: 0 14px 32px rgba(3, 19, 34, .2)
}

/* HTML dimension hints must not turn the 4:3 samples into 900px-tall cards. */
.sample-proof-card img {
  height: auto;
  transition: filter .28s;
}

.sample-proof-card:hover {
  transform: translateY(-3px);
}

.sample-proof-card:hover img {
  transform: none;
  filter: saturate(1.035) contrast(1.015);
}