/* ============================================================
   CASE STUDY PAGES — dark cinematic
   Ported from Story MKTG. Self-contained dark palette.
   ============================================================ */

/* Dark palette override (page renders dark) */
.cs-page {
  --bg: #080808;
  --ink: #f5f0e8;
  background: #080808;
  color: #f5f0e8;
}

/* Nav on dark case-study pages — white text always */
.cs-page #nav .nav-logo { color: #ffffff !important; }
.cs-page #nav .nav-logo span { color: rgba(255,255,255,0.4) !important; }
.cs-page #nav .nav-links a { color: rgba(255,255,255,0.7) !important; }
.cs-page #nav .nav-links a:hover { color: #ffffff !important; }
.cs-page #nav.scrolled {
  background: rgba(8,8,8,0.95) !important;
  box-shadow: 0 1px 0 rgba(255,255,255,0.08) !important;
}
.cs-page #nav .nav-cta {
  border-color: rgba(255,255,255,0.5) !important;
  color: #ffffff !important;
}
.cs-page #nav .nav-cta:hover {
  background: #ffffff !important;
  color: #080808 !important;
}
.cs-page #nav .nav-hamburger span { background: #ffffff; }

@media (max-width: 768px) {
  .cs-page .nav-links {
    background: #0e0e0e !important;
    border-left-color: rgba(255,255,255,0.1) !important;
  }
  .cs-page .nav-links a,
  .cs-page .nav-links.open a { color: rgba(255,255,255,0.75) !important; }
  .cs-page .nav-links a:hover { color: #ffffff !important; }
  .cs-page .nav-links .nav-cta { border-color: rgba(255,255,255,0.4) !important; color: #fff !important; }
}

/* ── Hero ── */
.cs-hero {
  position: relative;
  min-height: 88vh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

.cs-hero__media { position: absolute; inset: 0; z-index: 0; }
.cs-hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.cs-hero__overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(to top, rgba(8,8,8,0.95) 0%, rgba(8,8,8,0.45) 45%, rgba(8,8,8,0.2) 100%);
}

.cs-hero__content {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 clamp(1.5rem, 5vw, 4rem) clamp(3rem, 7vw, 6rem);
}

.cs-hero__category {
  display: inline-block;
  font-family: var(--sans);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
  margin-bottom: 1.25rem;
}

.cs-hero__title {
  font-family: var(--sans);
  font-size: clamp(2.5rem, 6vw, 5.5rem);
  font-weight: 600;
  line-height: 1.02;
  letter-spacing: -0.03em;
  color: #ffffff;
  margin-bottom: 1.25rem;
  max-width: 16ch;
}

.cs-hero__subtitle {
  font-size: clamp(1rem, 1.6vw, 1.3rem);
  font-weight: 300;
  line-height: 1.6;
  color: rgba(255,255,255,0.72);
  max-width: 50ch;
}

/* ── Body ── */
.cs-body {
  max-width: 760px;
  margin: 0 auto;
  padding: clamp(4rem, 8vw, 7rem) clamp(1.5rem, 5vw, 2rem) clamp(2rem, 4vw, 3rem);
}

.cs-block {
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 2.5rem;
}

.cs-block__label {
  font-family: var(--sans);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
  padding-top: 0.4rem;
}

.cs-block__body p {
  font-size: 1.02rem;
  font-weight: 300;
  line-height: 1.85;
  color: rgba(245,240,232,0.85);
  margin-bottom: 1.25rem;
}

.cs-block__body p:last-child { margin-bottom: 0; }
.cs-block__body p strong { font-weight: 600; color: #ffffff; }
.cs-block__body a {
  color: #ffffff;
  border-bottom: 1px solid rgba(255,255,255,0.3);
  transition: border-color 0.25s ease;
}
.cs-block__body a:hover { border-color: #ffffff; }

/* Note callout */
.cs-note {
  max-width: 760px;
  margin: 0 auto clamp(2rem, 4vw, 3rem);
  padding: 1.75rem clamp(1.5rem, 5vw, 2rem);
}

.cs-note__text {
  font-family: var(--sans);
  font-size: 1.05rem;
  font-weight: 300;
  font-style: italic;
  line-height: 1.7;
  color: rgba(255,255,255,0.6);
  border-left: 2px solid rgba(255,255,255,0.25);
  padding-left: 1.5rem;
}

/* ── Video ── */
.cs-video {
  max-width: 1100px;
  margin: 0 auto;
  padding: clamp(1rem, 3vw, 2rem) clamp(1.5rem, 5vw, 2rem);
}

.cs-video__inner {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #000;
  overflow: hidden;
}

.cs-video__inner iframe,
.cs-video__inner video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: none;
}

/* ── Stills ── */
.cs-stills {
  max-width: 1100px;
  margin: 0 auto;
  padding: clamp(1rem, 3vw, 2rem) clamp(1.5rem, 5vw, 2rem) clamp(3rem, 6vw, 5rem);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.cs-still img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 16 / 10;
}

/* ── Next ── */
.cs-next {
  border-top: 1px solid rgba(255,255,255,0.08);
  background: #0c0c0c;
}

.cs-next__inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 clamp(1.5rem, 5vw, 4rem);
}

.cs-next__link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding: clamp(2.5rem, 5vw, 4rem) 0;
  flex-wrap: wrap;
  transition: padding-left 0.3s ease;
}

.cs-next__link:hover { padding-left: 0.75rem; }

.cs-next__label {
  display: block;
  font-family: var(--sans);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
  margin-bottom: 0.6rem;
}

.cs-next__title {
  font-family: var(--sans);
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: #ffffff;
}

.cs-next__arrow {
  font-family: var(--sans);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
  white-space: nowrap;
}

/* Footer on dark pages already dark — no override needed */

/* ── Responsive ── */
@media (max-width: 768px) {
  .cs-block { grid-template-columns: 1fr; gap: 0.75rem; }
  .cs-block__label { padding-top: 0; }
  .cs-stills { grid-template-columns: 1fr; }
  .cs-hero { min-height: 70vh; }
}