:root {
  color-scheme: light;
  --ink: #1d2a2d;
  --paper: #f4f0ea;
  --muted: #687372;
  --coral: #e5674f;
  --teal: #1a8781;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "DM Sans", "Avenir Next", sans-serif;
  line-height: 1.65;
}

a {
  color: inherit;
}

a:focus-visible {
  outline: 3px solid var(--teal);
  outline-offset: 4px;
}

.case-study {
  width: min(100%, 1080px);
  margin: 0 auto;
  padding: 3.2rem clamp(2.4rem, 7vw, 8rem) 8rem;
}

.back-link {
  display: inline-block;
  color: var(--teal);
  font-size: 1.4rem;
  font-weight: 700;
  text-decoration: none;
}

.case-header {
  padding: 5.6rem 0 4rem;
  border-bottom: 1px solid rgba(29, 42, 45, 0.18);
}

.eyebrow {
  margin: 0 0 1.2rem;
  color: var(--teal);
  font-size: 1.2rem;
  font-weight: 700;
  text-transform: uppercase;
}

h1 {
  max-width: 800px;
  margin: 0;
  font-size: clamp(3.6rem, 7vw, 6.4rem);
  line-height: 1.08;
}

.meta {
  margin: 1.6rem 0 2.4rem;
  color: var(--muted);
  font-size: 1.7rem;
}

.badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.badge {
  padding: 0.5rem 0.9rem;
  border: 1px solid rgba(26, 135, 129, 0.25);
  color: var(--teal);
  font-size: 1.2rem;
  font-weight: 700;
}

.case-cover {
  margin: 3.2rem 0 1.6rem;
  overflow: hidden;
  border: 1px solid rgba(29, 42, 45, 0.14);
  background: #fff;
}

.case-cover img {
  display: block;
  width: 100%;
  height: clamp(24rem, 40vw, 46rem);
  object-fit: contain;
  background: #fff;
}

.case-cover figcaption {
  padding: 0.9rem 1.2rem;
  border-top: 1px solid rgba(29, 42, 45, 0.1);
  color: var(--muted);
  font-size: 1.2rem;
}

.story-row {
  display: grid;
  grid-template-columns: minmax(12rem, 0.35fr) minmax(0, 1fr);
  gap: 3.2rem;
  padding: 2.8rem 0;
  border-bottom: 1px solid rgba(29, 42, 45, 0.14);
}

.story-row h2 {
  margin: 0;
  color: var(--teal);
  font-size: 1.3rem;
  text-transform: uppercase;
}

.story-row p {
  max-width: 68ch;
  margin: 0;
  color: var(--muted);
  font-size: 1.7rem;
}

.story-row.result {
  margin-top: 2.4rem;
  padding: 2.8rem;
  border: 0;
  border-left: 4px solid var(--coral);
  background: #fff;
}

.case-footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.6rem;
  margin-top: 3.2rem;
}

.case-nav {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2rem;
  margin-top: 3.2rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(29, 42, 45, 0.18);
}

.case-nav a {
  color: var(--teal);
  font-size: 1.4rem;
  font-weight: 700;
  text-decoration: none;
}

.case-nav a:last-child {
  text-align: right;
}

.case-nav span {
  display: block;
  margin-bottom: 0.4rem;
  color: var(--muted);
  font-size: 1.1rem;
  font-weight: 600;
  text-transform: uppercase;
}

.project-link {
  display: inline-block;
  padding: 1rem 1.4rem;
  background: var(--ink);
  color: #fff;
  font-size: 1.4rem;
  font-weight: 700;
  text-decoration: none;
}

.project-link:hover {
  background: var(--coral);
}

@media (max-width: 640px) {
  .case-study {
    padding-top: 2.4rem;
  }

  .case-header {
    padding-top: 4rem;
  }

  h1 {
    font-size: 2.2rem;
  }

  .story-row {
    grid-template-columns: 1fr;
    gap: 0.8rem;
  }

  .story-row.result {
    padding: 2rem;
  }
}