:root {
  --case-bg: #050505;
  --case-text: #f0f0f0;
  --case-muted: rgba(240, 240, 240, 0.68);
  --case-subtle: rgba(240, 240, 240, 0.44);
  --case-border: rgba(255, 255, 255, 0.1);
  --case-accent: #5eead4;
  --case-accent-soft: rgba(94, 234, 212, 0.12);
  --case-surface: rgba(16, 16, 18, 0.82);
  --case-surface-2: rgba(24, 24, 28, 0.56);
  --case-shadow: 0 28px 80px rgba(0, 0, 0, 0.38);
  --case-font-display: 'Syne', sans-serif;
  --case-font-serif: 'Instrument Serif', serif;
  --case-font-body: 'Manrope', sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body.case-study-page {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at top, rgba(94, 234, 212, 0.08), transparent 28%),
    linear-gradient(180deg, #070707 0%, #050505 58%, #080909 100%);
  color: var(--case-text);
  font-family: var(--case-font-body);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

.noise-layer {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: 0.04;
  background: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.case-shell {
  position: relative;
  z-index: 2;
}

.case-nav {
  position: fixed;
  top: 1.35rem;
  left: 50%;
  transform: translateX(-50%);
  width: min(96vw, 1080px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.95rem 1.15rem;
  border: 1px solid var(--case-border);
  border-radius: 999px;
  background: rgba(8, 8, 10, 0.72);
  backdrop-filter: blur(18px);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.22);
  z-index: 30;
}

.case-nav__brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  min-width: 0;
  color: var(--case-text);
  text-decoration: none;
}

.case-nav__brand img {
  width: 24px;
  height: 24px;
  object-fit: contain;
}

.case-nav__brand span {
  font-family: var(--case-font-display);
  font-size: 0.96rem;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.case-nav__links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  flex: 1 1 auto;
  flex-wrap: wrap;
}

.case-nav__link {
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-decoration: none;
  text-transform: uppercase;
  transition: color 0.25s ease, opacity 0.25s ease;
}

.case-nav__link:hover,
.case-nav__link:focus-visible {
  color: #fff;
}

.case-nav__link--back {
  color: var(--case-accent);
}

.case-nav__link--active {
  color: #fff;
}

.case-main {
  padding-top: 7.2rem;
}

.case-hero,
.case-section,
.case-footer {
  padding-inline: clamp(1rem, 3vw, 2.25rem);
}

.case-hero {
  min-height: calc(100svh - 3rem);
  display: grid;
  place-items: center;
  padding-top: 3rem;
  padding-bottom: 4rem;
}

.case-hero__inner,
.case-section__inner,
.case-footer__inner {
  width: min(100%, 1120px);
  margin: 0 auto;
}

.case-hero__inner {
  text-align: center;
}

.case-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.6rem 1rem;
  border: 1px solid rgba(94, 234, 212, 0.22);
  border-radius: 999px;
  background: rgba(94, 234, 212, 0.06);
  color: var(--case-accent);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.case-title {
  margin: 1.9rem 0 1.15rem;
  font-family: var(--case-font-display);
  font-size: clamp(3rem, 10vw, 7.4rem);
  line-height: 0.92;
  letter-spacing: -0.05em;
  text-transform: uppercase;
}

.case-title em {
  display: block;
  font-family: var(--case-font-serif);
  font-style: italic;
  font-weight: 400;
  letter-spacing: 0;
  text-transform: none;
  color: var(--case-accent);
}

.case-subtitle {
  max-width: 48rem;
  margin: 0 auto;
  font-size: clamp(1rem, 2vw, 1.2rem);
  line-height: 1.8;
  color: var(--case-muted);
}

.case-divider {
  width: 1px;
  height: 6rem;
  margin: 2.8rem auto 0;
  background: linear-gradient(to bottom, var(--case-accent), transparent);
  opacity: 0.72;
}

.case-section {
  padding-top: 5rem;
  padding-bottom: 5rem;
}

.case-section--compact {
  padding-top: 3.5rem;
  padding-bottom: 3.5rem;
}

.case-grid {
  display: grid;
  gap: 1.5rem;
}

.case-grid--split {
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  align-items: start;
}

.case-grid--cards {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.case-block {
  border: 1px solid var(--case-border);
  border-radius: 1.8rem;
  background: var(--case-surface-2);
  box-shadow: var(--case-shadow);
  backdrop-filter: blur(18px);
}

.case-copy {
  padding: clamp(1.5rem, 4vw, 2.5rem);
}

.case-copy h2,
.case-copy h3 {
  margin: 0 0 1rem;
  font-family: var(--case-font-display);
  font-size: clamp(1.7rem, 4vw, 3rem);
  line-height: 1.05;
}

.case-copy p {
  margin: 0;
  color: var(--case-muted);
  font-size: 1rem;
  line-height: 1.85;
}

.case-copy p + p {
  margin-top: 1rem;
}

.case-copy strong {
  color: #fff;
  font-weight: 700;
}

.case-list {
  margin: 1.1rem 0 0;
  padding-left: 1.1rem;
  color: var(--case-muted);
}

.case-list li + li {
  margin-top: 0.85rem;
}

.case-map {
  overflow: hidden;
}

.case-map__frame {
  position: relative;
  aspect-ratio: 16 / 9;
  min-height: 320px;
}

.case-map__frame iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
  filter: contrast(1.06) saturate(1.08);
  background: rgba(8, 8, 10, 0.92);
}

.case-map__overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  background: rgba(0, 0, 0, 0.44);
  backdrop-filter: blur(4px);
  transition: opacity 0.35s ease, visibility 0.35s ease, backdrop-filter 0.35s ease;
  cursor: pointer;
}

.case-map__overlay.is-hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  backdrop-filter: blur(0);
}

.case-map__badge {
  max-width: min(90%, 26rem);
  padding: 1.15rem 1.4rem;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 1.5rem;
  background: rgba(0, 0, 0, 0.28);
  color: rgba(255, 255, 255, 0.92);
  text-align: center;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.case-map__badge strong {
  display: block;
  margin-bottom: 0.55rem;
  color: #fff;
}

.case-map__badge span {
  display: block;
  color: rgba(255, 255, 255, 0.76);
  font-size: 0.66rem;
  letter-spacing: 0.12em;
  line-height: 1.6;
}

.case-map__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
  margin-top: 1rem;
}

.case-map__button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 10rem;
  padding: 0.8rem 1rem;
  border-radius: 999px;
  border: 1px solid rgba(94, 234, 212, 0.28);
  background: rgba(94, 234, 212, 0.12);
  color: #fff;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.25s ease, border-color 0.25s ease, background 0.25s ease;
}

.case-map__button:hover,
.case-map__button:focus-visible {
  transform: translateY(-1px);
  border-color: var(--case-accent);
  background: rgba(94, 234, 212, 0.18);
}

.case-map__button--ghost {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.2);
}

.case-fact {
  padding: 1.45rem;
}

.case-fact h3 {
  margin: 0 0 0.75rem;
  color: var(--case-accent);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.case-fact p {
  margin: 0;
  color: var(--case-text);
  font-size: 1.1rem;
  line-height: 1.6;
}

.case-fact span {
  display: block;
  margin-top: 0.65rem;
  color: var(--case-subtle);
  font-size: 0.95rem;
  line-height: 1.65;
}

.case-attribution {
  padding: clamp(1.5rem, 4vw, 2rem);
  border: 1px solid rgba(94, 234, 212, 0.18);
  background: linear-gradient(180deg, rgba(94, 234, 212, 0.1), rgba(16, 16, 18, 0.78));
}

.case-attribution h3 {
  margin: 0 0 0.9rem;
  font-family: var(--case-font-display);
  font-size: clamp(1.4rem, 3vw, 2rem);
}

.case-attribution p {
  margin: 0;
  color: var(--case-muted);
  line-height: 1.8;
}

.case-attribution p + p {
  margin-top: 0.85rem;
}

.case-attribution a,
.case-footer a {
  color: var(--case-accent);
}

.case-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1.5rem;
}

.case-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 14rem;
  padding: 1rem 1.35rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  color: rgba(255, 255, 255, 0.9);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-size: 0.76rem;
  font-weight: 700;
  transition: transform 0.25s ease, border-color 0.25s ease, color 0.25s ease, background 0.25s ease;
}

.case-button:hover,
.case-button:focus-visible {
  transform: translateY(-2px);
  border-color: var(--case-accent);
  color: #fff;
}

.case-button--primary {
  background: var(--case-accent-soft);
  border-color: rgba(94, 234, 212, 0.26);
}

.case-footer {
  padding-top: 2rem;
  padding-bottom: 3.5rem;
}

.case-footer__inner {
  padding-top: 1.6rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: space-between;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.case-footer__copy,
.case-footer__links {
  color: var(--case-subtle);
  font-size: 0.88rem;
  line-height: 1.6;
}

.case-footer__links {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.case-fade-up {
  opacity: 0;
  transform: translateY(28px);
}

.case-fade-up.is-ready {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

@media (max-width: 1024px) {
  .case-grid--split,
  .case-grid--cards {
    grid-template-columns: 1fr;
  }

  .case-map__frame {
    min-height: 280px;
  }
}

@media (max-width: 768px) {
  .case-nav {
    top: 0.85rem;
    width: min(94vw, 640px);
    padding: 0.82rem 0.95rem;
    border-radius: 1.3rem;
    align-items: flex-start;
  }

  .case-nav__brand {
    width: 100%;
  }

  .case-nav__links {
    justify-content: flex-start;
    gap: 0.72rem 1rem;
  }

  .case-nav__link {
    font-size: 0.67rem;
    letter-spacing: 0.12em;
  }

  .case-main {
    padding-top: 8.5rem;
  }

  .case-hero {
    min-height: auto;
    padding-top: 1.5rem;
    padding-bottom: 3rem;
  }

  .case-section {
    padding-top: 3rem;
    padding-bottom: 3rem;
  }

  .case-copy,
  .case-attribution {
    padding: 1.25rem;
  }

  .case-map__badge {
    font-size: 0.68rem;
    letter-spacing: 0.14em;
    padding: 0.9rem 1rem;
  }

  .case-map__actions {
    flex-direction: column;
  }

  .case-map__button {
    width: 100%;
    min-width: 0;
  }

  .case-button {
    width: 100%;
    min-width: 0;
  }

  .case-footer__inner {
    flex-direction: column;
  }
}

@media (max-width: 520px) {
  .case-title {
    font-size: clamp(2.5rem, 18vw, 3.6rem);
  }

  .case-subtitle {
    font-size: 0.96rem;
  }

  .case-copy h2,
  .case-copy h3,
  .case-attribution h3 {
    font-size: clamp(1.35rem, 8vw, 1.9rem);
  }

  .case-fact p {
    font-size: 1rem;
  }

  .case-map__frame {
    min-height: 240px;
  }
}