/* Enhanced Tab Navigation */
.tab-navigation {
  display: flex;
  justify-content: center;
  margin-bottom: var(--space-12);
  border-bottom: 2px solid var(--color-gray-200);
  overflow-x: auto;
  overflow-y: hidden;
  position: relative;
}

.tab-navigation::before {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary-500), var(--color-accent-blue));
  opacity: 0.1;
}

.tab-button {
  background: none;
  border: none;
  padding: var(--space-4) var(--space-6);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-gray-600);
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border-bottom: 3px solid transparent;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.tab-button::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.1), transparent);
  transition: left 0.5s ease;
}

.tab-button:hover::before {
  left: 100%;
}

.tab-button:hover {
  color: var(--color-primary-600);
  background-color: var(--color-primary-50);
  transform: translateY(-2px);
}

.tab-button.active {
  color: var(--color-primary-600);
  border-bottom-color: var(--color-primary-600);
  background-color: var(--color-primary-50);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.tab-button.active::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary-500), var(--color-accent-blue));
  border-radius: 2px;
}