.tools-parent-container {
  line-height: 1.3;
}
.tools-parent-container .app-container {
  width: 100%;
  max-width: 1200px;
  background: rgba(255, 255, 255, 0.95);
  border-radius: 30px;
  padding: 20px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  min-height: 90vh;
  margin-left: auto;
  margin-right: auto;
}
.tools-parent-container {
  /* Header Styles*/
}
.tools-parent-container .main-header {
  text-align: center;
  padding: 20px;
  position: relative;
}
.tools-parent-container .rainbow-text {
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  background: linear-gradient(45deg, #ff6b6b, #ffd93d, #6bcf7f, #4ecdc4, #a8e6cf);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: rainbow 3s ease-in-out infinite;
}
@keyframes rainbow {
  0%, 100% {
    filter: hue-rotate(0deg);
  }
  50% {
    filter: hue-rotate(180deg);
  }
}
.tools-parent-container .sound-toggle {
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  background: #ffd93d;
  border: none;
  border-radius: 50%;
  width: 50px;
  height: 50px;
  font-size: 24px;
  cursor: pointer;
  transition: transform 0.3s;
}
.tools-parent-container .sound-toggle:hover {
  transform: translateY(-50%) scale(1.1);
}
.tools-parent-container {
  /* Page Management */
}
.tools-parent-container .page {
  display: none;
}
.tools-parent-container .page.active {
  display: block;
  animation: fadeIn 0.5s;
}
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}
.tools-parent-container {
  /* Experiments Grid */
}
.tools-parent-container .experiments-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 25px;
  padding: 20px;
}
.tools-parent-container .experiment-card {
  background: linear-gradient(135deg, #ffeaa7, #fdcb6e);
  border-radius: 20px;
  padding: 20px;
  cursor: pointer;
  transition: transform 0.3s, box-shadow 0.3s;
  text-align: center;
  border: 3px solid transparent;
}
.tools-parent-container .experiment-card:hover {
  transform: translateY(-10px) rotate(2deg);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
  border-color: #ff6b6b;
}
.tools-parent-container .experiment-card-icon {
  font-size: 80px;
  margin-bottom: 15px;
  animation: bounce 2s infinite;
}
@keyframes bounce {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}
.tools-parent-container .experiment-card-title {
  font-size: 1.3rem;
  color: #2d3436;
  font-weight: bold;
}
.tools-parent-container {
  /* Back Button */
}
.tools-parent-container .back-btn {
  background: #ff6b6b;
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: 20px;
  font-size: 1.1rem;
  cursor: pointer;
  margin-bottom: 20px;
  transition: transform 0.3s;
}
.tools-parent-container .back-btn:hover {
  transform: scale(1.1);
}
.tools-parent-container {
  /* Experiment Details */
}
.tools-parent-container .experiment-detail {
  padding: 20px;
}
.tools-parent-container .experiment-header {
  text-align: center;
  margin-bottom: 30px;
}
.tools-parent-container .experiment-icon {
  font-size: 100px;
  animation: spin 3s linear infinite;
}
@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}
.tools-parent-container #detailTitle {
  font-size: clamp(1.5rem, 3vw, 2rem);
  color: #2d3436;
  margin-top: 15px;
}
.tools-parent-container {
  /* Materials Section */
}
.tools-parent-container .materials-section {
  background: #ffeaa7;
  border-radius: 20px;
  padding: 25px;
  margin-bottom: 20px;
}
.tools-parent-container .materials-section h3 {
  color: #2d3436;
  margin-bottom: 20px;
  font-size: 1.5rem;
}
.tools-parent-container .materials-list {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
  margin-bottom: 25px;
}
.tools-parent-container .material-item {
  background: white;
  padding: 15px;
  border-radius: 15px;
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  transition: transform 0.3s;
  border: 3px solid transparent;
}
.tools-parent-container .material-item:hover {
  transform: scale(1.05);
}
.tools-parent-container .material-item.checked {
  background: #6bcf7f;
  border-color: #4ecdc4;
}
.tools-parent-container .material-checkbox {
  width: 25px;
  height: 25px;
  cursor: pointer;
}
.tools-parent-container .material-text {
  font-size: 1.1rem;
  color: #2d3436;
  margin-bottom: 0;
}
.tools-parent-container {
  /* Big Buttons */
}
.tools-parent-container .big-btn {
  background: linear-gradient(45deg, #dfab46 40%, #dfb86d 40%, #dfab46 61%);
  color: white;
  border: none;
  padding: 15px 30px;
  border-radius: 25px;
  font-size: 1.2rem;
  cursor: pointer;
  transition: transform 0.3s;
  width: 100%;
  max-width: 300px;
  margin: 10px auto;
  display: block;
}
.tools-parent-container .big-btn:hover {
  transform: scale(1.05);
}
.tools-parent-container .big-btn:active {
  transform: scale(0.95);
}
.tools-parent-container {
  /* Modal */
}
.tools-parent-container .modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1000;
}
.tools-parent-container .modal.show {
  display: flex !important;
  justify-content: center;
  align-items: center;
  animation: fadeIn 0.3s;
}
.tools-parent-container .modal-content {
  background: white;
  border-radius: 30px;
  padding: 40px;
  text-align: center;
  max-width: 90%;
  width: 400px;
  animation: slideUp 0.5s;
}
@keyframes slideUp {
  from {
    transform: translateY(100px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}
.tools-parent-container .safety-icon {
  font-size: 60px;
  margin-bottom: 20px;
}
.tools-parent-container {
  /* Steps Section */
}
.tools-parent-container .steps-section {
  background: #dfe6e9;
  border-radius: 20px;
  padding: 25px;
}
.tools-parent-container .progress-bar {
  height: 30px;
  background: white;
  border-radius: 15px;
  overflow: hidden;
  margin-bottom: 20px;
}
.tools-parent-container .progress-fill {
  height: 100%;
  background: linear-gradient(90deg, #6bcf7f, #4ecdc4);
  transition: width 0.5s;
  border-radius: 15px;
}
.tools-parent-container .step-counter {
  text-align: center;
  font-size: 1.2rem;
  color: #2d3436;
  margin-bottom: 20px;
}
.tools-parent-container .step-content {
  background: white;
  border-radius: 20px;
  padding: 30px;
  min-height: 300px;
  text-align: center;
}
.tools-parent-container .step-image {
  font-size: 100px;
  margin-bottom: 20px;
}
.tools-parent-container .step-text {
  font-size: 1.3rem;
  color: #2d3436;
  line-height: 1.6;
}
.tools-parent-container {
  /* Timer */
}
.tools-parent-container .timer-container {
  margin: 30px 0;
}
.tools-parent-container .timer-circle {
  width: 100px;
  height: 100px;
  background: #ffd93d;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 0 auto 15px;
  font-size: 2rem;
  font-weight: bold;
  color: #2d3436;
  animation: pulse 1s infinite;
}
@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.1);
  }
}
.tools-parent-container {
  /* Navigation Buttons */
}
.tools-parent-container .navigation-buttons {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 30px;
  gap: 20px;
}
.tools-parent-container .nav-btn {
  background: #74b9ff;
  color: white;
  border: none;
  padding: 15px 30px;
  border-radius: 20px;
  font-size: 1.1rem;
  cursor: pointer;
  transition: transform 0.3s;
  flex: 1;
  position: static !important;
  min-width: max-content;
}
.tools-parent-container .nav-btn:hover {
  transform: scale(1.05);
}
.tools-parent-container .nav-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}
.tools-parent-container {
  /* Completion Section */
}
.tools-parent-container .completion-section {
  text-align: center;
  padding: 40px;
  position: relative;
}
.tools-parent-container .confetti-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  overflow: hidden;
}
.tools-parent-container .confetti {
  position: absolute;
  width: 10px;
  height: 10px;
  background: #ff6b6b;
  animation: confetti-fall 3s linear;
  animation-iteration-count: infinite;
}
@keyframes confetti-fall {
  to {
    transform: translateY(100vh) rotate(360deg);
  }
}
.tools-parent-container .stars {
  font-size: 50px;
  margin: 20px 0;
  animation: star-glow 1s ease-in-out infinite;
}
@keyframes star-glow {
  0%, 100% {
    filter: brightness(1);
  }
  50% {
    filter: brightness(1.5);
  }
}
.tools-parent-container .fun-fact {
  background: #ffeaa7;
  border-radius: 20px;
  padding: 25px;
  margin: 30px 0;
}
.tools-parent-container .fun-fact h3 {
  color: #2d3436;
  margin-bottom: 15px;
}
.tools-parent-container {
  /* Quiz */
}
.tools-parent-container .simple-quiz {
  background: #dfe6e9;
  border-radius: 20px;
  padding: 25px;
  margin: 30px 0;
}
.tools-parent-container .quiz-options {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 20px;
  flex-wrap: wrap;
}
.tools-parent-container .quiz-btn {
  background: white;
  border: 3px solid #74b9ff;
  padding: 15px 30px;
  border-radius: 20px;
  font-size: 1.2rem;
  cursor: pointer;
  transition: transform 0.3s;
}
.tools-parent-container .quiz-btn:hover {
  transform: scale(1.1);
  background: #74b9ff;
  color: white;
}
.tools-parent-container .emoji {
  font-size: 30px;
}
.tools-parent-container .completion-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 30px;
  flex-wrap: wrap;
}
.tools-parent-container {
  /* Responsive Design */
}
@media (max-width: 768px) {
  .tools-parent-container .app-container {
    border-radius: 20px;
    padding: 15px;
  }
  .tools-parent-container .experiments-grid {
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 15px;
    padding: 10px;
  }
  .tools-parent-container .experiment-card-icon {
    font-size: 60px;
  }
  .tools-parent-container .experiment-card-title {
    font-size: 1rem;
  }
  .tools-parent-container .navigation-buttons {
    flex-direction: column;
  }
  .tools-parent-container .quiz-options {
    flex-direction: column;
  }
  .tools-parent-container .completion-buttons {
    flex-direction: column;
  }
}
@media (max-width: 480px) {
  .tools-parent-container .rainbow-text {
    font-size: 1.3rem;
  }
  .tools-parent-container .sound-toggle {
    width: 40px;
    height: 40px;
    font-size: 20px;
  }
  .tools-parent-container .step-text {
    font-size: 1.1rem;
  }
  .tools-parent-container .big-btn {
    font-size: 1rem;
    padding: 12px 20px;
  }
}
.tools-parent-container {
  /* Animation for step transitions */
}
.tools-parent-container .step-animate {
  animation: slideInRight 0.5s;
}
@keyframes slideInRight {
  from {
    transform: translateX(100px);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}