/* ==========================================================================
   Select Clients & Partners — logo carousel + grouped text list.
   ========================================================================== */

.clients-grid {
  margin-top: var(--space-2xl);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.client-group {
  background: var(--color-navy-900);
  padding: var(--space-lg);
  transition: background var(--dur-fast) var(--ease-out);
}

.client-group:hover {
  background: var(--color-navy-800);
}

.client-group__title {
  font-family: var(--font-mono);
  font-size: var(--text-caption);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--space-sm);
}

.client-group__list {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.client-group__list li {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: var(--leading-snug);
  transition: color var(--dur-fast) var(--ease-out);
}

.client-group:hover .client-group__list li {
  color: var(--text-primary);
}

.client-group--delivery {
  grid-column: 1 / -1;
}

.delivery-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.delivery-pill {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
  border-radius: 999px;
  padding: 0.4rem 0.85rem;
}

@media (max-width: 900px) {
  .clients-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 560px) {
  .clients-grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   Logo Carousel — slow auto-scrolling strip, shared by Select Clients &
   Partners (a single pre-composited banner image, see .logo-strip) and
   Credentials & Affiliations (individual .logo-chip marks) further down
   the page. initLogoCarousel() in main.js drives every `.logo-carousel`
   instance independently: continuous auto-scroll via requestAnimationFrame
   (so it can share one mechanism with the manual prev/next buttons), paused
   on hover/focus and via the explicit pause toggle for touch/screen-reader
   users.
   ========================================================================== */

.logo-carousel {
  margin-top: 0;
}

.logo-carousel__head {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

.logo-carousel__controls {
  display: flex;
  align-items: center;
  gap: var(--space-2xs);
}

.logo-carousel__btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border: 1px solid var(--border-subtle);
  border-radius: 50%;
  color: var(--text-muted);
  transition: border-color var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out);
}

.logo-carousel__btn:hover {
  border-color: var(--border-accent);
  color: var(--accent);
}

.logo-carousel__btn svg {
  width: 15px;
  height: 15px;
}

.logo-carousel__toggle {
  width: auto;
  border-radius: 999px;
  padding: 0 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.logo-carousel__viewport {
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
  mask-image: linear-gradient(90deg, transparent, #000 4%, #000 96%, transparent);
}

.logo-carousel__viewport::-webkit-scrollbar {
  display: none;
}

.logo-track {
  display: flex;
  gap: var(--space-md);
  width: max-content;
}

/* ---- Single pre-composited logo banner (Select Clients) — the two
   copies must sit flush with no gap between them, or the seam reads as a
   visible blank pause in an otherwise continuous, evenly-spaced strip. ---- */
.logo-track--banner {
  gap: 0;
}

/* Wraps the split client-logos-*.png chunks (see expertise.html) so they
   sit flush and read as one continuous banner, same as a single image. */
.logo-strip-group {
  display: flex;
  flex-shrink: 0;
  gap: 0;
}

.logo-strip {
  flex-shrink: 0;
  display: block;
  height: 72px;
  width: auto;
}

@media (max-width: 560px) {
  .logo-strip {
    height: 52px;
  }
}

/* Select Clients & Partners carousel runs a bit taller than the shared
   default (Credentials & Affiliations keeps the base .logo-strip height). */
.logo-carousel--clients .logo-strip {
  height: 84px;
}

@media (max-width: 560px) {
  .logo-carousel--clients .logo-strip {
    height: 60px;
  }
}

/* ---- Logo chips — plain off-white marks sitting directly on the page
   background, no card/box behind them (same treatment as the Credentials
   & Affiliations logos below). Height-capped for a uniform scale across
   very different native logo proportions; width follows naturally so
   nothing stretches or distorts. ---- */
.logo-chip {
  flex-shrink: 0;
  height: 48px;
  width: auto;
  filter: saturate(0.92);
  transition: transform var(--dur-fast) var(--ease-out), filter var(--dur-fast) var(--ease-out);
}

.logo-chip:hover {
  transform: translateY(-2px);
  filter: saturate(1.15) brightness(1.1);
}

@media (max-width: 560px) {
  .logo-chip {
    height: 38px;
  }
}

/* ---- CTA into Projects — a quiet nudge at the close of Select Clients,
   reusing the same .btn-text link language as the rest of the site. ---- */
.clients__cta {
  margin-top: var(--space-2xl);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--border-subtle);
  text-align: center;
}