:root {
  --bg: #0e0e12;
  --panel: rgba(255, 255, 255, 0.045);
  --border: rgba(255, 255, 255, 0.1);
  --text: rgba(255, 255, 255, 0.72);
  --heading: #ffffff;
  --accent: #c084fc;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background:
    radial-gradient(circle at top left, rgba(168, 85, 247, 0.18), transparent 36%),
    #0e0e12;
  color: var(--heading);
  font-family: Inter, system-ui, sans-serif;
  line-height: 1.7;
}

.case-study {
  width: min(100% - 48px, 960px);
  margin: 0 auto;
  padding: 96px 0;
}

.cs-hero {
  padding: 72px 0 64px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 64px;
}

.cs-eyebrow {
  margin-bottom: 16px;
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
}

h1 {
  max-width: 780px;
  font-size: clamp(3rem, 7vw, 5.4rem);
  line-height: 0.98;
  letter-spacing: -0.06em;
}

.cs-sub {
  max-width: 680px;
  margin-top: 24px;
  color: var(--text);
  font-size: 1.1rem;
}

.cs-cta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 32px;
}

.cs-cta a {
  padding: 10px 16px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border);
  color: white;
  text-decoration: none;
  transition: 0.25s ease;
}

.cs-cta a:hover {
  background: rgba(168, 85, 247, 0.22);
  border-color: rgba(168, 85, 247, 0.4);
  transform: translateY(-2px);
}

.cs-back {
  margin-bottom: 24px;
}

.cs-back a {
  color: rgba(255, 255, 255, 0.6);
  text-decoration: none;
  font-size: 0.85rem;
}

.cs-back a:hover {
  color: white;
}

section {
  margin-bottom: 56px;
}

section:not(.cs-hero) {
  padding: 32px;
  border-radius: 20px;
  background: var(--panel);
  border: 1px solid var(--border);
}

h2 {
  margin-bottom: 14px;
  font-size: 1.6rem;
  letter-spacing: -0.03em;
}

p,
li {
  color: var(--text);
}

ul {
  padding-left: 20px;
}

li+li {
  margin-top: 8px;
}

@media (max-width: 700px) {
  .case-study {
    width: min(100% - 32px, 960px);
    padding: 56px 0;
  }

  .cs-hero {
    padding-top: 40px;
  }

  section:not(.cs-hero) {
    padding: 24px;
  }
}