body {
  margin: 64px auto 0;
  max-width: 1440px;
  padding: 0 64px 100px;
  box-sizing: border-box;
  font-size: 2rem;
}

a,
a:visited,
a:active {
  color: blue;
}

a:hover {
  color: #00008b;
}

.case-study-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  position: fixed;
  top: 64px;
  left: max(64px, calc((100vw - 1440px) / 2 + 64px));
  right: max(64px, calc((100vw - 1440px) / 2 + 64px));
  z-index: 2;
}

.case-study-header > a {
  -webkit-text-stroke: 3px white;
  paint-order: stroke fill;
  text-shadow: -3px -3px 0 white, 3px -3px 0 white, -3px 3px 0 white, 3px 3px 0 white;
}

.case-study-avatar {
  width: 160px;
  height: 160px;
  object-fit: contain;
}

.case-study-title {
  margin: 208px 0 0;
  font-size: 3rem;
  font-weight: bold;
}

.case-study-content {
  max-width: 760px;
  margin-top: 96px;
  line-height: 1.5;
}

.case-study-content h2 {
  margin: 64px 0 24px;
  font-size: 2rem;
}

.case-study-content h3 {
  margin: 40px 0 12px;
  font-size: 1.5rem;
}

.case-study-content p {
  margin: 0;
}

.case-study-content .case-study-goal {
  margin-top: 48px;
}

.case-study-image-note {
  margin-top: 48px !important;
  color: #0000ff;
  font-style: italic;
}


.case-study-image {
  display: block;
  width: 100%;
  height: auto;
  margin-top: 32px;
  cursor: zoom-in;
}

.case-study-image-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
  margin-top: 32px;
}

.case-study-image-grid .case-study-image {
  margin: 0;
}

.case-study-lightbox {
  width: 100vw;
  max-width: none;
  height: 100vh;
  max-height: none;
  margin: 0;
  padding: 0;
  border: 0;
  background: transparent;
  box-sizing: border-box;
}

.case-study-lightbox[open] {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 20px;
}

.case-study-lightbox::backdrop {
  background: rgba(0, 0, 0, 0.82);
}

.case-study-lightbox img {
  display: block;
  width: auto;
  max-width: 90vw;
  max-height: 68vh;
  object-fit: contain;
  background: white;
}

.case-study-lightbox-caption {
  width: min(90vw, 900px);
  margin: 0;
  color: white;
  font-size: 1.125rem;
  line-height: 1.5;
  text-align: center;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.7);
}

.case-study-lightbox-close {
  position: fixed;
  top: 20px;
  right: 20px;
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: 50%;
  background: transparent;
  color: white;
  padding: 0;
  cursor: pointer;
  z-index: 3;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.7);
}

.case-study-lightbox-nav {
  position: fixed;
  top: 50%;
  width: 52px;
  height: 52px;
  padding: 0;
  border: 0;
  background: transparent;
  color: white;
  padding: 0;
  cursor: pointer;
  transform: translateY(-50%);
  z-index: 3;
  filter: drop-shadow(0 1px 4px rgba(0, 0, 0, 0.7));
}

.case-study-lightbox-icon {
  display: block;
  width: 30px;
  height: 30px;
  margin: auto;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2;
}

.case-study-lightbox-prev {
  left: 20px;
}

.case-study-lightbox-next {
  right: 20px;
}

@media (max-width: 760px) {
  body {
    margin-top: 24px;
    padding: 0 20px 100px;
  }

  .case-study-header {
    top: 24px;
    left: 20px;
    right: 20px;
  }

  .case-study-title {
    margin-top: 192px;
    font-size: clamp(2rem, 9vw, 3rem);
  }

  .case-study-content {
    margin-top: 64px;
    font-size: clamp(1.25rem, 5.5vw, 1.75rem);
  }

  .case-study-content h2 {
    margin: 48px 0 20px;
    font-size: clamp(1.75rem, 7vw, 2rem);
  }

  .case-study-image-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .case-study-lightbox-close {
    top: 12px;
    right: 12px;
  }

  .case-study-lightbox-nav {
    width: 44px;
    height: 44px;
  }

  .case-study-lightbox img {
    max-height: 58vh;
  }

  .case-study-lightbox-caption {
    font-size: 1rem;
  }

  .case-study-lightbox-prev {
    left: 12px;
  }

  .case-study-lightbox-next {
    right: 12px;
  }
}