:root {
  --ink: #e8e7e1;
  --muted: #9ea096;
  --accent: #ff5a24;
  --background: #08090d;
  --surface: #10110f;
  --surface-raised: #151714;
  --line: rgba(232, 231, 225, 0.18);
  --content: 78rem;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  color-scheme: dark;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 78% 8%, rgba(255, 90, 36, 0.16), transparent 26rem),
    linear-gradient(180deg, #0b0c10 0%, var(--background) 42%, #0b0c0a 100%);
  font-family: "Space Grotesk", sans-serif;
  line-height: 1.6;
}

a { color: inherit; text-decoration: none; }

a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 5px;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 1rem;
  left: 1rem;
  padding: 0.75rem 1rem;
  color: #10110f;
  background: var(--accent);
  font-weight: 700;
  transform: translateY(-180%);
}

.skip-link:focus { transform: translateY(0); }

.case-header,
.case-hero,
.case-visual,
.case-content,
.case-next,
.case-footer {
  width: min(calc(100% - 3rem), var(--content));
  margin-inline: auto;
}

.case-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 5.5rem;
  border-bottom: 1px solid var(--line);
}

.case-logo {
  display: inline-flex;
  width: 3.25rem;
  height: 2.65rem;
  align-items: center;
  justify-content: center;
}

.case-logo img { display: block; width: 100%; height: auto; }

.case-back,
.eyebrow,
.section-number,
.case-facts dt,
.case-footer {
  font-family: "DM Mono", monospace;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.case-back { color: var(--muted); }
.case-back:hover { color: var(--ink); }

.case-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(17rem, 0.65fr);
  gap: clamp(3rem, 8vw, 8rem);
  align-items: end;
  padding: clamp(5rem, 10vw, 9rem) 0 clamp(4rem, 8vw, 7rem);
}

.eyebrow,
.section-number {
  margin: 0 0 1.5rem;
  color: var(--accent);
}

.case-hero h1 {
  margin: 0;
  font-size: clamp(4rem, 10vw, 9rem);
  line-height: 0.8;
  letter-spacing: -0.085em;
}

.case-hero h1 span {
  color: var(--accent);
  font-family: "Cormorant Garamond", serif;
  font-style: italic;
  font-weight: 500;
}

.case-hero__lede {
  max-width: 48rem;
  margin: clamp(2.25rem, 5vw, 4rem) 0 0;
  color: #cfd0ca;
  font-size: clamp(1.25rem, 2.2vw, 1.75rem);
  line-height: 1.45;
}

.case-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.25rem;
  padding: 0.85rem 1.15rem;
  border: 1px solid var(--line);
  font-family: "DM Mono", monospace;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: border-color 180ms ease, background 180ms ease, color 180ms ease;
}

.button:hover { border-color: var(--ink); background: rgba(232, 231, 225, 0.06); }

.button--primary {
  border-color: var(--accent);
  color: #10110f;
  background: var(--accent);
}

.button--primary:hover { color: var(--ink); background: transparent; }

.case-facts {
  margin: 0;
  border-top: 1px solid var(--line);
}

.case-facts div {
  display: grid;
  grid-template-columns: 5rem 1fr;
  gap: 1rem;
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--line);
}

.case-facts dt { color: var(--muted); }
.case-facts dd { margin: 0; font-size: 0.95rem; line-height: 1.45; }

.case-visual {
  margin-top: 0;
  margin-bottom: clamp(5rem, 10vw, 9rem);
}

.case-visual img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  background: var(--surface);
}

.case-visual figcaption {
  max-width: 44rem;
  margin-top: 1rem;
  color: var(--muted);
  font-size: 0.86rem;
}

.case-section {
  display: grid;
  grid-template-columns: minmax(10rem, 0.45fr) minmax(0, 1.1fr);
  gap: clamp(2rem, 7vw, 7rem);
  padding: clamp(4rem, 8vw, 7rem) 0;
  border-top: 1px solid var(--line);
}

.case-section > div { max-width: 48rem; }

.case-section h2,
.case-next h2 {
  margin: 0 0 2rem;
  font-size: clamp(2.2rem, 5vw, 4.75rem);
  line-height: 0.98;
  letter-spacing: -0.06em;
}

.case-section p:not(.section-number) {
  margin: 0 0 1.25rem;
  color: #cfd0ca;
  font-size: clamp(1.05rem, 1.5vw, 1.2rem);
}

.case-section--lead h2 { color: var(--accent); }

.feature-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  padding: 1px;
  margin: 3rem 0 0;
  list-style: none;
  background: var(--line);
}

.feature-list li {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  min-height: 12rem;
  padding: 1.5rem;
  background: var(--surface);
}

.feature-list strong { font-size: 1.1rem; }
.feature-list span { color: var(--muted); }

.case-next {
  margin-top: clamp(3rem, 7vw, 6rem);
  padding: clamp(3rem, 7vw, 6rem);
  border: 1px solid var(--line);
  background:
    linear-gradient(115deg, rgba(255, 90, 36, 0.18), transparent 58%),
    var(--surface-raised);
}

.case-next h2 { max-width: 56rem; }

.case-footer {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  margin-top: 5rem;
  padding: 2rem 0 3rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.case-footer p { margin: 0; }

.case-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.5rem;
  justify-content: flex-end;
}

@media (max-width: 760px) {
  .case-header,
  .case-hero,
  .case-visual,
  .case-content,
  .case-next,
  .case-footer { width: min(calc(100% - 2rem), var(--content)); }

  .case-hero {
    grid-template-columns: 1fr;
    gap: 3.5rem;
    padding: 4rem 0;
  }

  .case-hero h1 { font-size: clamp(2.75rem, 14.5vw, 5rem); }

  .case-section {
    grid-template-columns: 1fr;
    gap: 1rem;
    padding: 4rem 0;
  }

  .section-number { margin-bottom: 0.5rem; }
  .feature-list { grid-template-columns: 1fr; }
  .feature-list li { min-height: 0; }
  .case-next { padding: 2.5rem 1.5rem; }

  .case-footer {
    flex-direction: column;
    margin-top: 3rem;
  }

  .case-footer nav { justify-content: flex-start; }
}

@media (max-width: 420px) {
  .case-actions { flex-direction: column; }
  .case-actions .button { width: 100%; }
  .case-facts div { grid-template-columns: 1fr; gap: 0.35rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: 0.01ms !important; }
}