/* ===== CERTIFICATES & COURSES ===== */
.certificates {
  padding: var(--section-padding) 0;
  position: relative;
  z-index: 1;
}

.certificates-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
  margin-bottom: 48px;
}

.cert-card {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 24px;
  text-decoration: none;
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

.cert-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  border-color: rgba(255, 255, 255, 0.15);
}

.cert-icon {
  width: 48px;
  height: 48px;
  min-width: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: rgba(168, 85, 247, 0.1);
  color: var(--accent-purple);
}

.cert-card:nth-child(2) .cert-icon { background: rgba(249, 115, 22, 0.1); color: var(--accent-orange); }
.cert-card:nth-child(3) .cert-icon { background: rgba(6, 182, 212, 0.1); color: var(--accent-cyan); }
.cert-card:nth-child(4) .cert-icon { background: rgba(16, 185, 129, 0.1); color: var(--accent-green); }
.cert-card:nth-child(5) .cert-icon { background: rgba(59, 130, 246, 0.1); color: var(--accent-blue); }

.cert-content {
  flex-grow: 1;
}

.cert-title {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text-primary);
  line-height: 1.4;
}

.cert-issuer {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.cert-date {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.courses-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 24px;
  text-align: center;
}

.courses-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 20px;
}

.course-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px;
  text-decoration: none;
  transition: transform var(--transition-base), border-color var(--transition-base);
}

.course-card:hover {
  transform: translateX(5px);
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.15);
}

.course-icon {
  color: var(--accent-blue);
  background: rgba(59, 130, 246, 0.1);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.course-title {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 4px;
  color: var(--text-primary);
  line-height: 1.3;
}

.course-author {
  font-size: 0.85rem;
  color: var(--text-secondary);
}