/* Certifications nadpis a podnadpis */
.certifications__title {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 700;
  color: #ffffff;
  text-align: center;
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
  line-height: 1.1;
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInUp 0.8s ease 0.2s forwards;
}

.certifications__title-main {
  display: block;
  margin-bottom: 0.5rem;
}

.certifications__title-highlight {
  background: linear-gradient(135deg, #8b5cf6 0%, #ec4899 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  position: relative;
}

.certifications__title-highlight::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(135deg, #8b5cf6 0%, #ec4899 100%);
  border-radius: 2px;
}

.certifications__subtitle {
  font-size: clamp(1.1rem, 2.5vw, 1.4rem);
  color: #c7d2fe;
  text-align: center;
  margin-bottom: 3rem;
  font-weight: 300;
  line-height: 1.6;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 0.8s ease 0.4s forwards;
}

.certifications__subtitle-text {
  color: #c7d2fe;
}

.certifications__subtitle-highlight {
  background: linear-gradient(135deg, #60a5fa 0%, #3b82f6 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 600;
}

/* Certifications grid */
.certifications-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.certification-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 1rem;
  padding: 2rem;
  text-align: center;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
  position: relative;
  overflow: hidden;
}

.certification-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #ec4899 100%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.certification-card:hover {
  transform: translateY(-5px);
  border-color: rgba(255, 255, 255, 0.2);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.certification-card:hover::before {
  opacity: 1;
}

.certification-card__image {
  margin-bottom: 1.5rem;
  position: relative;
}

.certification-card__image img {
  max-width: 200px;
  height: auto;
  border-radius: 0.5rem;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease;
}

.certification-card:hover .certification-card__image img {
  transform: scale(1.05);
}

.certification-card__title {
  font-size: 1.75rem;
  font-weight: 600;
  color: #ffffff;
  margin-bottom: 0.5rem;
}

.certification-card__issuer {
  font-size: 1.25rem;
  color: #c7d2fe;
  margin-bottom: 1rem;
}

.certification-card__description {
  font-size: 1.1rem;
  color: #a5b4fc;
  line-height: 1.5;
  margin-bottom: 1rem;
}

.certification-card__date {
  font-size: 1rem;
  color: #8b5cf6;
  font-weight: 500;
}

.certification-card__badge {
  display: inline-block;
  background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
  color: #ffffff;
  padding: 0.5rem 1rem;
  border-radius: 2rem;
  font-size: 0.85rem;
  font-weight: 600;
  margin-top: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Responsive design */
@media (max-width: 768px) {
  .certifications__title-main,
  .certifications__title-highlight {
    font-size: 2rem;
  }
  
  .certifications-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .certification-card {
    padding: 1.5rem;
  }
  
  .certification-card__image img {
    max-width: 150px;
  }
  
  .certification-card__title {
    font-size: 1.25rem;
  }
}