/* =====================================================================
   Hydrowind Partners Carousel – hw_partners.css
   ===================================================================== */

/* ── Sekcja ─────────────────────────────────────────────────────────── */
.hw-partners-section {
  padding: 48px 0;
  background: #f8f9fa;
  border-top: 1px solid #e8ecef;
  border-bottom: 1px solid #e8ecef;
  overflow: hidden;
}

.hw-partners-title {
  text-align: center;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: #6c757d;
  margin: 0 0 32px;
  position: relative;
}

.hw-partners-title::after {
  content: '';
  display: block;
  width: 40px;
  height: 2px;
  background: #00b4d8;
  margin: 10px auto 0;
}

/* ── Track wrapper – fade na krawędziach ────────────────────────────── */
.hw-partners-track-wrapper {
  position: relative;
  width: 100%;
  overflow: hidden;
}

/* Fade-out lewy i prawy */
.hw-partners-track-wrapper::before,
.hw-partners-track-wrapper::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  width: 80px;
  z-index: 2;
  pointer-events: none;
}
.hw-partners-track-wrapper::before {
  left: 0;
  background: linear-gradient(to right, #f8f9fa, transparent);
}
.hw-partners-track-wrapper::after {
  right: 0;
  background: linear-gradient(to left, #f8f9fa, transparent);
}

/* ── Animacja CSS (fallback gdy JS nie działa) ──────────────────────── */
@keyframes hwScroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ── Track ──────────────────────────────────────────────────────────── */
.hw-partners-track {
  display: flex;
  align-items: center;
  gap: 0;
  width: max-content;

  /* CSS fallback – JS nadpisuje przez requestAnimationFrame */
  animation: hwScroll 20s linear infinite;
  will-change: transform;
}

/* Zatrzymaj przy hover – dostępność i UX */
.hw-partners-track:hover,
.hw-partners-track:focus-within {
  animation-play-state: paused;
}

/* ── Pojedynczy slajd ───────────────────────────────────────────────── */
.hw-partner-slide {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 40px;
  min-width: 160px;
}

/* Separator między logami */
.hw-partner-slide + .hw-partner-slide {
  border-left: 1px solid #dee2e6;
}

/* ── Link ───────────────────────────────────────────────────────────── */
.hw-partner-link {
  display: flex;
  align-items: center;
  justify-content: center;
  outline-offset: 4px;
}

/* ── Logo ───────────────────────────────────────────────────────────── */
.hw-partner-logo {
  max-width: 160px;
  max-height: 70px;
  width: auto;
  height: auto;
  object-fit: contain;
  filter: grayscale(100%) opacity(.6);
  transition: filter .35s ease, transform .35s ease;
  display: block;
}

.hw-partner-link:hover .hw-partner-logo,
.hw-partner-link:focus .hw-partner-logo {
  filter: grayscale(0%) opacity(1);
  transform: scale(1.06);
}

/* Fallback – brak logo, tylko tekst */
.hw-partner-name {
  font-size: .85rem;
  font-weight: 600;
  color: #6c757d;
  white-space: nowrap;
  transition: color .25s;
}

.hw-partner-link:hover .hw-partner-name {
  color: #00b4d8;
}

/* ── Responsive ─────────────────────────────────────────────────────── */
@media (max-width: 991px) {
  .hw-partner-slide {
    padding: 0 28px;
    min-width: 130px;
  }
  .hw-partner-logo {
    max-width: 130px;
    max-height: 56px;
  }
  .hw-partners-track-wrapper::before,
  .hw-partners-track-wrapper::after {
    width: 48px;
  }
}

@media (max-width: 575px) {
  .hw-partners-section {
    padding: 32px 0;
  }
  .hw-partner-slide {
    padding: 0 20px;
    min-width: 100px;
  }
  .hw-partner-logo {
    max-width: 100px;
    max-height: 44px;
  }
  .hw-partners-track-wrapper::before,
  .hw-partners-track-wrapper::after {
    width: 28px;
  }
}

/* ── Accessibility – reduce motion ─────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  .hw-partners-track {
    animation: none !important;
    transform: none !important;
    flex-wrap: wrap;
    justify-content: center;
    width: auto;
    gap: 16px;
    padding: 0 16px;
  }
  .hw-partner-slide + .hw-partner-slide {
    border-left: none;
  }
  /* Ukryj zduplikowane slajdy */
  .hw-partner-slide[aria-hidden="true"] {
    display: none;
  }
}