/* ============================================
   CERTIFICATIONS STRIP — Homepage
   Images only, no text labels
   ============================================ */

.cert-strip-section {
  background: #ffffff;
  border-top: 1px solid #e5e7eb;
  border-bottom: 1px solid #e5e7eb;
  padding: 40px 0 48px;
  position: relative;
  overflow: hidden;
}

.cert-strip-heading {
  text-align: center;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: #111827;
  margin-bottom: 36px;
}

/* animated shimmer line at top — REMOVED */

/* ── Layout ── */
.cert-strip-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 40px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
}

.cert-strip-label {
  display: none;
}

.cert-strip-items {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  gap: 0;
}

/* ── Each logo item ── */
.cert-item {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px 24px;
  transition: transform 0.3s ease;
  flex: 1;
}

.cert-item:hover {
  transform: scale(1.08);
}

.cert-item img {
  width: 250px;
  height: 170px;
  object-fit: contain;
  display: block;
  filter: grayscale(20%);
  transition: filter 0.3s ease;
}

.cert-item:hover img {
  filter: grayscale(0%);
}

/* ── Dividers ── */
.cert-divider {
  width: 1px;
  height: 56px;
  background: linear-gradient(180deg, transparent, rgba(110,242,138,0.4), transparent);
  flex-shrink: 0;
}

/* ── Responsive ── */
@media (max-width: 1100px) {
  .cert-strip-container {
    gap: 24px;
    padding: 0 24px;
  }

  .cert-item img {
    width: 180px;
    height: 110px;
  }
}

@media (max-width: 900px) {
  .cert-strip-section {
    padding: 36px 0 40px;
  }

  .cert-strip-heading {
    font-size: 20px;
    margin-bottom: 28px;
  }

  .cert-strip-container {
    gap: 0;
    padding: 0 20px;
  }

  .cert-item img {
    width: 160px;
    height: 100px;
  }

  .cert-item {
    padding: 8px 16px;
  }
}

@media (max-width: 767px) {
  .cert-strip-section {
    padding: 40px 0;
  }

  .cert-strip-heading {
    font-size: 18px;
    margin-bottom: 24px;
    padding: 0 20px;
  }

  .cert-strip-container {
    padding: 0 15px;
  }

  .cert-strip-items {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    width: 100%;
  }

  .cert-divider {
    display: none;
  }

  .cert-item {
    padding: 10px;
    flex: unset;
  }

  .cert-item img {
    width: 100%;
    height: 90px;
    object-fit: contain;
  }
}

@media (max-width: 480px) {
  .cert-strip-section {
    padding: 36px 0;
  }

  .cert-strip-heading {
    font-size: 16px;
    margin-bottom: 20px;
  }

  .cert-strip-items {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .cert-item {
    padding: 8px;
  }

  .cert-item img {
    height: 80px;
  }
}