.case-page {
  --case-accent: var(--acid);
  color: var(--paper);
  background: var(--ink);
}

.case-page::selection {
  color: var(--ink);
  background: var(--case-accent);
}

.case-page :focus-visible {
  outline-color: var(--case-accent);
}

.case-header {
  position: fixed;
  z-index: 900;
  top: 0;
  left: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 1rem var(--pad);
  border-bottom: 1px solid rgba(242, 240, 233, 0.12);
  background: rgba(9, 11, 10, 0.82);
  backdrop-filter: blur(16px);
}

.case-header .brand {
  min-height: 2.75rem;
  justify-content: center;
}

.case-header__nav {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
}

.case-header__nav a {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  padding: 0 1rem;
  border: 1px solid rgba(242, 240, 233, 0.22);
  border-radius: 999px;
}

.case-header__nav a:last-child {
  border-color: var(--case-accent);
  color: var(--ink);
  background: var(--case-accent);
}

.case-hero {
  position: relative;
  display: grid;
  min-height: 100svh;
  padding: clamp(8rem, 15vh, 11rem) var(--pad) clamp(3rem, 6vh, 5rem);
  overflow: hidden;
  background:
    radial-gradient(circle at 82% 42%, color-mix(in srgb, var(--case-accent) 15%, transparent), transparent 34%),
    var(--ink);
}

.case-hero::before {
  position: absolute;
  top: 0;
  left: 51%;
  width: 1px;
  height: 100%;
  content: "";
  background: linear-gradient(transparent, rgba(242, 240, 233, 0.15), transparent);
}

.case-kicker {
  position: relative;
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
}

.case-kicker span:last-child {
  color: var(--case-accent);
}

.case-hero h1 {
  position: relative;
  align-self: center;
  margin: clamp(3rem, 7vh, 6rem) 0;
  font-size: clamp(4.2rem, 14.4vw, 14rem);
  font-weight: 600;
  line-height: 0.76;
  letter-spacing: -0.085em;
  text-transform: uppercase;
}

.case-hero h1 em {
  display: block;
  color: var(--case-accent);
  font-style: italic;
}

.case-hero__bottom {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 7vw, 8rem);
  align-items: end;
}

.case-hero__lead {
  max-width: 43rem;
  color: #c8cbc6;
  font-size: clamp(1.1rem, 1.8vw, 1.55rem);
}

.case-actions {
  display: flex;
  gap: 0.75rem;
  justify-content: flex-end;
}

.case-button {
  display: inline-flex;
  min-height: 3.5rem;
  gap: 1rem;
  align-items: center;
  justify-content: center;
  padding: 0 1.35rem;
  border: 1px solid rgba(242, 240, 233, 0.26);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  transition:
    color 0.25s,
    border-color 0.25s,
    background 0.25s;
}

.case-button--primary {
  border-color: var(--case-accent);
  color: var(--ink);
  background: var(--case-accent);
}

.case-button:hover {
  border-color: var(--case-accent);
  color: var(--ink);
  background: var(--case-accent);
}

.case-facts {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid rgba(242, 240, 233, 0.16);
  border-bottom: 1px solid rgba(242, 240, 233, 0.16);
}

.case-facts div {
  min-height: 8.5rem;
  padding: 1.5rem var(--pad);
  border-right: 1px solid rgba(242, 240, 233, 0.16);
}

.case-facts div:last-child {
  border-right: 0;
}

.case-facts dt {
  margin-bottom: 1rem;
  color: #8e938d;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
}

.case-facts dd {
  margin: 0;
  font-size: clamp(1rem, 1.5vw, 1.25rem);
}

.case-visual {
  padding: clamp(1rem, 3vw, 3rem) var(--pad);
  background: var(--paper-soft);
}

.case-visual img {
  width: 100%;
  height: auto;
  border: 1px solid rgba(9, 11, 10, 0.12);
  background: #d8d7d0;
  box-shadow: 0 2rem 5rem rgba(0, 0, 0, 0.18);
}

.case-intro {
  display: grid;
  grid-template-columns: minmax(12rem, 0.55fr) minmax(0, 1.45fr);
  gap: clamp(3rem, 10vw, 12rem);
  padding: clamp(6rem, 11vw, 11rem) var(--pad);
  color: var(--ink);
  background: var(--case-accent);
}

.case-intro__label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
}

.case-intro h2 {
  max-width: 64rem;
  font-size: clamp(2.8rem, 6.5vw, 7rem);
  font-weight: 600;
  line-height: 0.92;
  letter-spacing: -0.065em;
  text-transform: uppercase;
}

.case-intro p {
  max-width: 45rem;
  margin-top: 2.5rem;
  font-size: clamp(1.05rem, 1.45vw, 1.3rem);
}

.case-chapters {
  padding: clamp(5rem, 9vw, 9rem) var(--pad);
  background: var(--ink-soft);
}

.case-chapters__heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  margin-bottom: clamp(3rem, 6vw, 6rem);
}

.case-chapters__heading span {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
}

.case-chapters__heading h2 {
  font-size: clamp(2.8rem, 5vw, 5.5rem);
  font-weight: 500;
  line-height: 0.95;
  letter-spacing: -0.06em;
}

.case-chapters article {
  display: grid;
  grid-template-columns: 5rem minmax(14rem, 0.7fr) minmax(0, 1fr);
  gap: clamp(1.5rem, 5vw, 6rem);
  min-height: 13rem;
  align-items: start;
  padding: 2rem 0;
  border-top: 1px solid rgba(242, 240, 233, 0.17);
}

.case-chapters article:last-child {
  border-bottom: 1px solid rgba(242, 240, 233, 0.17);
}

.case-chapters article > span {
  color: var(--case-accent);
  font-family: var(--font-mono);
  font-size: 0.7rem;
}

.case-chapters h3 {
  font-size: clamp(1.8rem, 3vw, 3.3rem);
  font-weight: 500;
  line-height: 1;
  letter-spacing: -0.045em;
}

.case-chapters p {
  max-width: 42rem;
  color: #b8bcb6;
  font-size: clamp(1rem, 1.3vw, 1.2rem);
}

.case-sister {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(3rem, 9vw, 10rem);
  padding: clamp(5rem, 10vw, 10rem) var(--pad);
  color: var(--ink);
  background: #dbe8cd;
}

.case-sister__label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
}

.case-sister h2 {
  margin-bottom: 2rem;
  font-size: clamp(2.8rem, 6vw, 6.5rem);
  font-weight: 600;
  line-height: 0.9;
  letter-spacing: -0.065em;
  text-transform: uppercase;
}

.case-sister p {
  max-width: 42rem;
  font-size: clamp(1.05rem, 1.5vw, 1.3rem);
}

.case-sister .case-button {
  margin-top: 2rem;
  border-color: var(--ink);
}

.case-closing {
  padding: clamp(6rem, 12vw, 12rem) var(--pad);
  text-align: center;
  background: var(--ink);
}

.case-closing > span {
  color: var(--case-accent);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
}

.case-closing h2 {
  max-width: 75rem;
  margin: 2rem auto 3rem;
  font-size: clamp(3.2rem, 8vw, 9rem);
  font-weight: 600;
  line-height: 0.86;
  letter-spacing: -0.075em;
  text-transform: uppercase;
}

.case-next {
  display: flex;
  min-height: 8rem;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem var(--pad);
  border-top: 1px solid rgba(242, 240, 233, 0.15);
  background: var(--ink);
}

.case-next span {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
}

.case-next strong {
  font-size: clamp(1.5rem, 3vw, 3.2rem);
  font-weight: 500;
  letter-spacing: -0.05em;
}

.case-footer {
  display: flex;
  min-height: 5rem;
  align-items: center;
  justify-content: space-between;
  padding: 1rem var(--pad);
  border-top: 1px solid rgba(242, 240, 233, 0.15);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
}

@media (max-width: 800px) {
  .case-header__nav a:first-child {
    display: none;
  }

  .case-hero::before {
    left: var(--pad);
  }

  .case-hero h1 {
    font-size: clamp(2.8rem, 15.5vw, 7rem);
  }

  .case-hero__bottom,
  .case-intro,
  .case-sister {
    grid-template-columns: 1fr;
  }

  .case-actions {
    justify-content: flex-start;
  }

  .case-facts {
    grid-template-columns: 1fr 1fr;
  }

  .case-facts div:nth-child(2) {
    border-right: 0;
  }

  .case-facts div:nth-child(-n + 2) {
    border-bottom: 1px solid rgba(242, 240, 233, 0.16);
  }

  .case-intro {
    gap: 2.5rem;
  }

  .case-chapters__heading {
    align-items: flex-start;
    flex-direction: column;
    gap: 1rem;
  }

  .case-chapters article {
    grid-template-columns: 2.5rem 1fr;
    gap: 1rem;
  }

  .case-chapters article p {
    grid-column: 2;
  }

  .case-next {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.75rem;
  }
}

@media (max-width: 520px) {
  .case-header {
    padding-top: 0.7rem;
    padding-bottom: 0.7rem;
  }

  .case-header__nav a {
    padding: 0 0.8rem;
  }

  .case-kicker span:last-child {
    display: none;
  }

  .case-hero__lead {
    font-size: 1rem;
  }

  .case-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .case-button {
    width: 100%;
  }

  .case-facts {
    grid-template-columns: 1fr;
  }

  .case-facts div,
  .case-facts div:nth-child(2) {
    min-height: 6.5rem;
    border-right: 0;
    border-bottom: 1px solid rgba(242, 240, 233, 0.16);
  }

  .case-facts div:last-child {
    border-bottom: 0;
  }

  .case-footer {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.7rem;
  }
}