/* Teachers Section */
.x3c-instructors {
  background: linear-gradient(135deg, rgba(249, 250, 251, 1) 0%, rgba(219, 234, 254, 0.2) 50%, rgba(243, 244, 246, 0.8) 100%);
  position: relative;
  overflow: hidden;
  padding: 60px 20px;
}

/* Visible geometric pattern */
.x3c-instructors::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image:
    radial-gradient(circle at 10% 30%, rgba(96, 165, 250, 0.08) 0%, transparent 40%),
    radial-gradient(circle at 90% 70%, rgba(59, 130, 246, 0.08) 0%, transparent 40%);
  pointer-events: none;
  z-index: 0;
}

.x3c-instructors > * {
  position: relative;
  z-index: 1;
}

/* Teacher Cards */
.x3c-fig {
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
}

.x3c-fig img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.x3c-cell {
  padding: 12px;
}

.x3c-cell:hover .x3c-fig {
  transform: scale(1.05);
  box-shadow:
    0 16px 40px rgba(59, 130, 246, 0.2),
    0 0 20px rgba(96, 165, 250, 0.1);
}

.x3c-cell:hover .x3c-fig img {
  transform: scale(1.05);
}

/* Navigation Arrows */
.x3c-arrow {
  background: rgba(59, 130, 246, 0.1);
  border: 2px solid rgba(59, 130, 246, 0.3);
  color: #3B82F6;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  font-size: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.x3c-arrow:hover {
  background: rgba(59, 130, 246, 0.25);
  border-color: rgba(59, 130, 246, 0.6);
  transform: scale(1.1);
  box-shadow: 0 4px 15px rgba(59, 130, 246, 0.2);
}