.tools-parent-container {
  /* Background Animation Elements */
}
.tools-parent-container .background {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: -1;
}
.tools-parent-container .cloud {
  position: absolute;
  font-size: 2rem;
  animation: float 6s ease-in-out infinite;
}
.tools-parent-container .cloud1 {
  top: 10%;
  left: 10%;
  animation-delay: 0s;
}
.tools-parent-container .cloud2 {
  top: 20%;
  right: 15%;
  animation-delay: 2s;
}
.tools-parent-container .cloud3 {
  top: 15%;
  left: 60%;
  animation-delay: 4s;
}
.tools-parent-container .balloon {
  position: absolute;
  font-size: 1.5rem;
  animation: bounce 3s ease-in-out infinite;
}
.tools-parent-container .balloon1 {
  top: 30%;
  right: 10%;
  animation-delay: 1s;
}
.tools-parent-container .balloon2 {
  top: 40%;
  left: 5%;
  animation-delay: 3s;
}
.tools-parent-container .sun {
  position: absolute;
  top: 5%;
  right: 5%;
  font-size: 3rem;
  animation: rotate 20s linear infinite;
}
.tools-parent-container {
  /* Animations */
}
@keyframes float {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-20px);
  }
}
@keyframes bounce {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-15px);
  }
}
@keyframes rotate {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}
@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}
@keyframes shake {
  0%, 100% {
    transform: translateX(0);
  }
  25% {
    transform: translateX(-5px);
  }
  75% {
    transform: translateX(5px);
  }
}
@keyframes confetti-fall {
  0% {
    transform: translateY(-100vh) rotate(0deg);
    opacity: 1;
  }
  100% {
    transform: translateY(100vh) rotate(720deg);
    opacity: 0;
  }
}
@keyframes carMove {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(100%);
  }
}
.tools-parent-container {
  /* Sound Toggle */
}
.tools-parent-container .sound-toggle {
  position: fixed;
  top: 20px;
  right: 20px;
  background: #FFD700;
  border: none;
  border-radius: 50%;
  width: 50px;
  height: 50px;
  font-size: 1.5rem;
  cursor: pointer;
  z-index: 1000;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  transition: all 0.3s ease;
}
.tools-parent-container .sound-toggle:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}
.tools-parent-container {
  /* Main Container */
  /* Screen Management */
}
.tools-parent-container .screen {
  display: none;
  width: 100%;
  text-align: center;
  animation: fadeIn 0.5s ease-in-out;
}
.tools-parent-container .screen.active {
  display: block;
}
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.tools-parent-container {
  /* Typography */
}
.tools-parent-container .title {
  font-family: "Fredoka One", cursive;
  font-size: clamp(2.5rem, 8vw, 4rem);
  color: #FF6B6B;
  margin-bottom: 1rem;
  text-shadow: 3px 3px 0px #FFF, 6px 6px 0px rgba(0, 0, 0, 0.1);
  animation: pulse 2s ease-in-out infinite;
}
.tools-parent-container .subtitle {
  font-size: clamp(1.2rem, 4vw, 1.8rem);
  color: #4ECDC4;
  margin-bottom: 3rem;
  font-weight: 700;
}
.tools-parent-container h2 {
  font-family: "Fredoka One", cursive;
  font-size: clamp(1.8rem, 6vw, 2.5rem);
  color: #FF6B6B;
  margin-bottom: 2rem;
}
.tools-parent-container h3 {
  font-family: "Fredoka One", cursive;
  font-size: clamp(1.5rem, 5vw, 2rem);
  color: #4ECDC4;
  margin-bottom: 1.5rem;
}
.tools-parent-container {
  /* Buttons */
}
.tools-parent-container .menu-btn, .tools-parent-container .quiz-btn {
  background: linear-gradient(135deg, #FFE066 0%, #FF6B6B 100%);
  border: none;
  border-radius: 25px;
  padding: 20px 30px;
  margin: 15px;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
  display: inline-flex;
  align-items: center;
  gap: 15px;
  min-width: 250px;
  justify-content: center;
}
.tools-parent-container .menu-btn:hover, .tools-parent-container .quiz-btn:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.25);
}
.tools-parent-container .btn-icon {
  font-size: 2rem;
}
.tools-parent-container .btn-text {
  font-family: "Fredoka One", cursive;
  font-size: 1.3rem;
  color: white;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
}
.tools-parent-container {
  /* Section Header */
}
.tools-parent-container .section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2rem;
  flex-wrap: wrap;
  gap: 1rem;
}
.tools-parent-container .back-btn {
  background: #4ECDC4;
  color: white;
  border: none;
  border-radius: 15px;
  padding: 10px 20px;
  cursor: pointer;
  font-size: 1.1rem;
  font-weight: 700;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}
.tools-parent-container .back-btn:hover {
  background: #45B7B8;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}
.tools-parent-container {
  /* Lesson Content */
}
.tools-parent-container .lesson-content {
  background: rgba(255, 255, 255, 0.9);
  border-radius: 25px;
  padding: 30px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(10px);
}
.tools-parent-container {
  /* Parts of Speech Introduction */
}
.tools-parent-container .intro-container {
  text-align: center;
  margin-bottom: 2rem;
}
.tools-parent-container .intro-text {
  margin-bottom: 3rem;
}
.tools-parent-container .intro-text p {
  font-size: 1.2rem;
  margin-bottom: 1rem;
  color: #333;
}
.tools-parent-container .parts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  margin-bottom: 2rem;
}
.tools-parent-container .part-card {
  background: linear-gradient(135deg, #A8E6CF 0%, #88D8A3 100%);
  border-radius: 20px;
  padding: 25px;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
}
.tools-parent-container .part-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}
.tools-parent-container .part-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}
.tools-parent-container .part-card h4 {
  font-family: "Fredoka One", cursive;
  font-size: 1.5rem;
  color: #333;
  margin-bottom: 0.5rem;
}
.tools-parent-container .part-card p {
  color: #666;
  margin-bottom: 1rem;
}
.tools-parent-container .examples {
  background: rgba(255, 255, 255, 0.8);
  padding: 10px;
  border-radius: 10px;
  font-weight: 700;
  color: #4ECDC4;
}
.tools-parent-container {
  /* Noun Types */
}
.tools-parent-container .noun-types-container, .tools-parent-container .verb-types-container {
  margin-bottom: 3rem;
}
.tools-parent-container .types-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-bottom: 2rem;
}
.tools-parent-container .type-card {
  background: linear-gradient(135deg, #FFE066 0%, #FFD700 100%);
  border-radius: 15px;
  padding: 20px;
  text-align: center;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}
.tools-parent-container .type-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}
.tools-parent-container .type-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}
.tools-parent-container .type-card h4 {
  font-family: "Fredoka One", cursive;
  color: #333;
  margin-bottom: 0.5rem;
}
.tools-parent-container .type-examples {
  background: rgba(255, 255, 255, 0.8);
  padding: 8px;
  border-radius: 8px;
  font-size: 0.9rem;
  color: #666;
}
.tools-parent-container {
  /* Verb Explanation */
}
.tools-parent-container .verb-explanation {
  text-align: center;
  margin-bottom: 2rem;
}
.tools-parent-container .verb-explanation p {
  font-size: 1.3rem;
  color: #333;
  margin-bottom: 1.5rem;
}
.tools-parent-container .action-examples {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}
.tools-parent-container .action-item {
  background: linear-gradient(135deg, #A8E6CF 0%, #88D8A3 100%);
  padding: 15px 20px;
  border-radius: 15px;
  font-size: 1.1rem;
  font-weight: 700;
  color: #333;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}
.tools-parent-container {
  /* Tense Explanation */
}
.tools-parent-container .tense-explanation {
  margin-bottom: 3rem;
}
.tools-parent-container .tense-explanation p {
  font-size: 1.3rem;
  color: #333;
  margin-bottom: 2rem;
  text-align: center;
}
.tools-parent-container .tense-timeline {
  display: flex;
  justify-content: center;
  gap: 30px;
  flex-wrap: wrap;
}
.tools-parent-container .timeline-item {
  text-align: center;
  background: linear-gradient(135deg, #FFE066 0%, #FFD700 100%);
  padding: 20px;
  border-radius: 15px;
  min-width: 150px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}
.tools-parent-container .timeline-icon {
  font-size: 2rem;
  margin-bottom: 1rem;
}
.tools-parent-container .timeline-item h4 {
  font-family: "Fredoka One", cursive;
  color: #333;
  margin-bottom: 0.5rem;
}
.tools-parent-container {
  /* Interactive Lesson */
}
.tools-parent-container .interactive-lesson {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 3px dashed #4ECDC4;
}
.tools-parent-container .image-container {
  margin-bottom: 2rem;
}
.tools-parent-container .lesson-image {
  font-size: clamp(4rem, 12vw, 8rem);
  margin-bottom: 1rem;
  display: inline-block;
  animation: bounce 2s ease-in-out infinite;
}
.tools-parent-container .lesson-image.animated {
  animation: bounce 1s ease-in-out infinite;
}
.tools-parent-container .word-display {
  font-family: "Fredoka One", cursive;
  font-size: clamp(1.5rem, 5vw, 2.5rem);
  color: #FF6B6B;
  margin-bottom: 1rem;
}
.tools-parent-container .question {
  font-size: clamp(1.2rem, 4vw, 1.8rem);
  color: #333;
  margin-bottom: 2rem;
  font-weight: 700;
}
.tools-parent-container {
  /* Answer Buttons */
}
.tools-parent-container .answer-buttons, .tools-parent-container .quiz-options {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
  justify-content: center;
  margin-bottom: 2rem;
}
.tools-parent-container .answer-btn, .tools-parent-container .quiz-option {
  background: linear-gradient(135deg, #A8E6CF 0%, #88D8A3 100%);
  border: none;
  border-radius: 20px;
  padding: 15px 25px;
  cursor: pointer;
  font-size: clamp(1rem, 3vw, 1.3rem);
  font-weight: 700;
  color: #333;
  transition: all 0.3s ease;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
  min-width: 140px;
}
.tools-parent-container .answer-btn:hover, .tools-parent-container .quiz-option:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
  background: linear-gradient(135deg, #98FB98 0%, #90EE90 100%);
}
.tools-parent-container .answer-btn.correct {
  background: linear-gradient(135deg, #90EE90 0%, #32CD32 100%);
  animation: pulse 0.6s ease-in-out;
}
.tools-parent-container .answer-btn.incorrect {
  background: linear-gradient(135deg, #FFB6C1 0%, #FF69B4 100%);
  animation: shake 0.6s ease-in-out;
}
.tools-parent-container {
  /* Feedback */
}
.tools-parent-container .feedback {
  font-size: clamp(1.2rem, 4vw, 1.6rem);
  font-weight: 700;
  margin-bottom: 2rem;
  min-height: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}
.tools-parent-container .feedback.correct {
  color: #32CD32;
  animation: bounce 0.8s ease-in-out;
}
.tools-parent-container .feedback.incorrect {
  color: #FF6B6B;
}
.tools-parent-container {
  /* Navigation */
}
.tools-parent-container .navigation {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}
.tools-parent-container .nav-btn {
  background: #4ECDC4;
  color: white;
  border: none;
  border-radius: 15px;
  padding: 12px 24px;
  cursor: pointer;
  font-size: 1.1rem;
  font-weight: 700;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}
.tools-parent-container .nav-btn:hover:not(:disabled) {
  background: #45B7B8;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}
.tools-parent-container .nav-btn:disabled {
  background: #ccc;
  cursor: not-allowed;
  opacity: 0.6;
}
.tools-parent-container .progress {
  font-size: 1.2rem;
  font-weight: 700;
  color: #333;
  background: rgba(255, 255, 255, 0.8);
  padding: 8px 16px;
  border-radius: 20px;
  height: auto;
}
.tools-parent-container {
  /* Tenses Section */
}
.tools-parent-container .tense-container {
  max-width: 600px;
  margin: 0 auto;
}
.tools-parent-container .tense-buttons {
  display: flex;
  gap: 10px;
  justify-content: center;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}
.tools-parent-container .tense-btn {
  background: #E8E8E8;
  border: none;
  border-radius: 15px;
  padding: 12px 20px;
  cursor: pointer;
  font-size: 1.1rem;
  font-weight: 700;
  color: #666;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}
.tools-parent-container .tense-btn.active {
  background: linear-gradient(135deg, #FFE066 0%, #FF6B6B 100%);
  color: white;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
}
.tools-parent-container .tense-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}
.tools-parent-container .tense-display {
  background: rgba(255, 255, 255, 0.8);
  border-radius: 20px;
  padding: 30px;
  margin-bottom: 2rem;
}
.tools-parent-container .tense-image {
  font-size: clamp(3rem, 8vw, 5rem);
  margin-bottom: 1rem;
}
.tools-parent-container .tense-sentence {
  font-family: "Fredoka One", cursive;
  font-size: clamp(1.3rem, 4vw, 2rem);
  color: #FF6B6B;
  margin-bottom: 1rem;
}
.tools-parent-container .tense-explanation {
  font-size: clamp(1rem, 3vw, 1.4rem);
  color: #4ECDC4;
  font-weight: 700;
}
.tools-parent-container {
  /* Practice Section */
}
.tools-parent-container .practice-menu {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}
.tools-parent-container .practice-card {
  background: linear-gradient(135deg, #A8E6CF 0%, #88D8A3 100%);
  border-radius: 20px;
  padding: 30px;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}
.tools-parent-container .practice-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.25);
}
.tools-parent-container .practice-icon {
  font-size: 4rem;
  margin-bottom: 1rem;
}
.tools-parent-container .practice-card h3 {
  font-family: "Fredoka One", cursive;
  color: #333;
  margin-bottom: 1rem;
}
.tools-parent-container .practice-card p {
  color: #666;
  margin-bottom: 2rem;
  font-size: 1.1rem;
}
.tools-parent-container {
  /* Car Track */
}
.tools-parent-container .car-track {
  position: relative;
  height: 40px;
  background: #666;
  border-radius: 20px;
  margin: 20px 0;
  overflow: hidden;
}
.tools-parent-container .track {
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 4px;
  background: repeating-linear-gradient(to right, #FFF 0px, #FFF 20px, transparent 20px, transparent 40px);
  transform: translateY(-50%);
}
.tools-parent-container .car {
  position: absolute;
  top: 50%;
  left: 0;
  transform: translateY(-50%);
  font-size: 2rem;
  transition: transform 0.5s ease;
}
.tools-parent-container .practice-score {
  font-weight: 700;
  color: #333;
  font-size: 1.1rem;
}
.tools-parent-container {
  /* Game Screens */
}
.tools-parent-container .game-score {
  background: #FFD700;
  color: #333;
  padding: 8px 16px;
  border-radius: 20px;
  font-weight: 700;
  font-size: 1.1rem;
}
.tools-parent-container .car-progress {
  margin-bottom: 2rem;
}
.tools-parent-container .car-track-game {
  position: relative;
  height: 60px;
  background: #666;
  border-radius: 30px;
  margin: 20px 0;
  overflow: hidden;
  display: flex;
  align-items: center;
  padding: 0 20px;
}
.tools-parent-container .track-game {
  position: absolute;
  top: 50%;
  left: 60px;
  right: 60px;
  height: 6px;
  background: repeating-linear-gradient(to right, #FFF 0px, #FFF 30px, transparent 30px, transparent 60px);
  transform: translateY(-50%);
}
.tools-parent-container .start-flag {
  position: absolute;
  left: 10px;
  font-size: 2rem;
}
.tools-parent-container .finish-flag {
  position: absolute;
  right: 10px;
  font-size: 2rem;
}
.tools-parent-container .car-game {
  position: absolute;
  top: 50%;
  left: 50px;
  transform: translateY(-50%);
  font-size: 2.5rem;
  transition: left 0.5s ease;
  z-index: 10;
}
.tools-parent-container {
  /* Fill in the Blanks */
}
.tools-parent-container .fill-blanks-container {
  max-width: 800px;
  margin: 0 auto;
}
.tools-parent-container .question-number {
  font-size: 1.3rem;
  font-weight: 700;
  color: #4ECDC4;
  margin-bottom: 2rem;
}
.tools-parent-container .sentence-container {
  background: rgba(255, 255, 255, 0.8);
  border-radius: 15px;
  padding: 30px;
  margin-bottom: 2rem;
}
.tools-parent-container .sentence {
  font-size: clamp(1.3rem, 4vw, 2rem);
  line-height: 2;
  color: #333;
  font-weight: 700;
}
.tools-parent-container .blank {
  display: inline-block;
  min-width: 150px;
  height: 50px;
  border: 3px dashed #4ECDC4;
  border-radius: 10px;
  margin: 0 10px;
  vertical-align: middle;
  background: #f0f8ff;
  position: relative;
  transition: all 0.3s ease;
}
.tools-parent-container .blank.drag-over {
  background: #e0f0ff;
  border-color: #FF6B6B;
  transform: scale(1.05);
}
.tools-parent-container .blank.filled {
  border-style: solid;
  background: #e0f0ff;
}
.tools-parent-container .blank.correct {
  background: #d4edda;
  border-color: #28a745;
}
.tools-parent-container .blank.incorrect {
  background: #f8d7da;
  border-color: #dc3545;
}
.tools-parent-container .answer-in-blank {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 90%;
  text-align: center;
  padding: 10px;
  background: white;
  border-radius: 8px;
  font-weight: 700;
  cursor: move;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}
.tools-parent-container .hint {
  background: #fff3cd;
  padding: 15px 20px;
  border-radius: 10px;
  border-left: 4px solid #ffc107;
  margin-bottom: 2rem;
  color: #856404;
  font-size: 1.1rem;
}
.tools-parent-container .options-container {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
  justify-content: center;
  padding: 20px;
  background: #f8f9fa;
  border-radius: 15px;
  margin-bottom: 2rem;
}
.tools-parent-container .option {
  padding: 15px 25px;
  background: linear-gradient(135deg, #A8E6CF 0%, #88D8A3 100%);
  border: 2px solid #4ECDC4;
  border-radius: 25px;
  cursor: move;
  font-weight: 700;
  color: #333;
  transition: all 0.3s ease;
  user-select: none;
  font-size: 1.1rem;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}
.tools-parent-container .option:hover {
  transform: scale(1.05);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}
.tools-parent-container .option.dragging {
  opacity: 0.5;
  transform: rotate(5deg);
}
.tools-parent-container .option.used {
  opacity: 0.3;
  cursor: not-allowed;
  background: #ccc;
}
.tools-parent-container .check-btn {
  display: block;
  margin: 30px auto;
  padding: 15px 50px;
  font-size: 1.3rem;
  background: linear-gradient(135deg, #28a745 0%, #20c997 100%);
  color: white;
  border: none;
  border-radius: 30px;
  cursor: pointer;
  font-weight: 700;
  transition: all 0.3s ease;
  box-shadow: 0 6px 20px rgba(40, 167, 69, 0.3);
}
.tools-parent-container .check-btn:hover {
  background: linear-gradient(135deg, #218838 0%, #1ea080 100%);
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(40, 167, 69, 0.4);
}
.tools-parent-container .check-btn:disabled {
  background: #6c757d;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}
.tools-parent-container {
  /* Matching Game */
}
.tools-parent-container .matching-container {
  max-width: 800px;
  margin: 0 auto;
}
.tools-parent-container .matching-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  margin-bottom: 2rem;
}
.tools-parent-container .words-column, .tools-parent-container .types-column {
  background: rgba(255, 255, 255, 0.8);
  border-radius: 15px;
  padding: 25px;
}
.tools-parent-container .words-column h4, .tools-parent-container .types-column h4 {
  font-family: "Fredoka One", cursive;
  color: #4ECDC4;
  margin-bottom: 1.5rem;
  text-align: center;
  font-size: 1.5rem;
}
.tools-parent-container .word-items, .tools-parent-container .type-items {
  display: flex;
  flex-direction: column;
  gap: 15px;
}
.tools-parent-container .word-item, .tools-parent-container .type-item {
  padding: 15px 20px;
  background: linear-gradient(135deg, #FFE066 0%, #FFD700 100%);
  border-radius: 15px;
  cursor: pointer;
  font-weight: 700;
  color: #333;
  transition: all 0.3s ease;
  text-align: center;
  font-size: 1.1rem;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}
.tools-parent-container .word-item:hover, .tools-parent-container .type-item:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}
.tools-parent-container .word-item.selected {
  background: linear-gradient(135deg, #FF6B6B 0%, #FF8E8E 100%);
  color: white;
}
.tools-parent-container .type-item.matched {
  background: linear-gradient(135deg, #90EE90 0%, #32CD32 100%);
  color: white;
}
.tools-parent-container .word-item.matched {
  background: linear-gradient(135deg, #90EE90 0%, #32CD32 100%);
  color: white;
}
.tools-parent-container {
  /* Quiz Game */
}
.tools-parent-container .quiz-container {
  max-width: 600px;
  margin: 0 auto;
}
.tools-parent-container .quiz-question {
  font-size: clamp(1.3rem, 4vw, 2rem);
  color: #333;
  margin-bottom: 2rem;
  font-weight: 700;
  background: rgba(255, 255, 255, 0.8);
  padding: 25px;
  border-radius: 15px;
}
.tools-parent-container .quiz-options {
  display: flex;
  flex-direction: column;
  gap: 15px;
  margin-bottom: 2rem;
}
.tools-parent-container .quiz-option {
  padding: 20px 30px;
  background: linear-gradient(135deg, #A8E6CF 0%, #88D8A3 100%);
  border: none;
  border-radius: 20px;
  cursor: pointer;
  font-size: 1.2rem;
  font-weight: 700;
  color: #333;
  transition: all 0.3s ease;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
  text-align: left;
}
.tools-parent-container .quiz-option:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
  background: linear-gradient(135deg, #98FB98 0%, #90EE90 100%);
}
.tools-parent-container .quiz-option.correct {
  background: linear-gradient(135deg, #90EE90 0%, #32CD32 100%);
  color: white;
}
.tools-parent-container .quiz-option.incorrect {
  background: linear-gradient(135deg, #FFB6C1 0%, #FF69B4 100%);
  color: white;
}
.tools-parent-container {
  /* Results Screen */
}
.tools-parent-container .results-content {
  background: rgba(255, 255, 255, 0.9);
  border-radius: 25px;
  padding: 40px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(10px);
  max-width: 600px;
  margin: 0 auto;
}
.tools-parent-container .final-score {
  font-size: clamp(1.5rem, 5vw, 2.5rem);
  color: #FF6B6B;
  margin-bottom: 2rem;
  font-weight: 700;
}
.tools-parent-container .stars {
  font-size: 3rem;
  margin-bottom: 2rem;
  animation: pulse 1s ease-in-out infinite;
}
.tools-parent-container .results-message {
  font-size: clamp(1.2rem, 4vw, 1.8rem);
  color: #4ECDC4;
  margin-bottom: 3rem;
  font-weight: 700;
}
.tools-parent-container .car-final-position {
  margin: 2rem 0;
  text-align: center;
}
.tools-parent-container .final-car {
  font-size: 4rem;
  margin-bottom: 1rem;
  animation: bounce 1s ease-in-out infinite;
}
.tools-parent-container .final-message {
  font-size: 1.2rem;
  color: #666;
  font-weight: 700;
}
.tools-parent-container .results-buttons {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
}
.tools-parent-container {
  /* Confetti Animation */
}
.tools-parent-container .confetti {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1000;
}
.tools-parent-container .confetti-piece {
  position: absolute;
  width: 10px;
  height: 10px;
  background: #FFD700;
  animation: confetti-fall 3s linear infinite;
}
.tools-parent-container {
  /* Responsive Design */
}
@media (max-width: 768px) {
  .tools-parent-container .container {
    padding: 10px;
  }
  .tools-parent-container .lesson-content {
    padding: 20px;
  }
  .tools-parent-container .menu-buttons {
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  .tools-parent-container .menu-btn, .tools-parent-container .quiz-btn {
    min-width: 200px;
    margin: 10px 0;
  }
  .tools-parent-container .parts-grid, .tools-parent-container .types-grid {
    grid-template-columns: 1fr;
  }
  .tools-parent-container .matching-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .tools-parent-container .practice-menu {
    grid-template-columns: 1fr;
  }
  .tools-parent-container .answer-buttons, .tools-parent-container .quiz-options {
    flex-direction: column;
    align-items: center;
  }
  .tools-parent-container .answer-btn, .tools-parent-container .quiz-option {
    min-width: 200px;
  }
  .tools-parent-container .navigation {
    justify-content: center;
    text-align: center;
  }
  .tools-parent-container .section-header {
    justify-content: center;
    text-align: center;
  }
  .tools-parent-container .tense-buttons {
    flex-direction: column;
    align-items: center;
  }
  .tools-parent-container .results-buttons {
    flex-direction: column;
    align-items: center;
  }
  .tools-parent-container .action-examples {
    flex-direction: column;
    align-items: center;
  }
  .tools-parent-container .tense-timeline {
    flex-direction: column;
    align-items: center;
  }
  .tools-parent-container .car-track-game {
    height: 50px;
    padding: 0 15px;
  }
  .tools-parent-container .track-game {
    left: 45px;
    right: 45px;
  }
  .tools-parent-container .car-game {
    left: 35px;
    font-size: 2rem;
  }
  .tools-parent-container .blank {
    min-width: 120px;
    display: block;
    margin: 10px auto;
  }
}
@media (max-width: 480px) {
  .tools-parent-container .sound-toggle {
    width: 40px;
    height: 40px;
    font-size: 1.2rem;
    top: 10px;
    right: 10px;
  }
  .tools-parent-container .btn-text {
    font-size: 1.1rem;
  }
  .tools-parent-container .btn-icon {
    font-size: 1.5rem;
  }
  .tools-parent-container .sentence {
    font-size: 1.1rem;
  }
  .tools-parent-container .options-container {
    flex-direction: column;
    align-items: center;
  }
  .tools-parent-container .option {
    min-width: 150px;
  }
}
.tools-parent-container {
  /* Accessibility */
}
@media (prefers-reduced-motion: reduce) {
  .tools-parent-container * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}
.tools-parent-container {
  /* Focus styles for keyboard navigation */
}
.tools-parent-container button:focus, .tools-parent-container .option:focus, .tools-parent-container .word-item:focus, .tools-parent-container .type-item:focus {
  outline: 3px solid #FFD700;
  outline-offset: 2px;
}
.tools-parent-container {
  /* High contrast mode support */
}
@media (prefers-contrast: high) {
  .tools-parent-container .lesson-content {
    background: white;
    border: 2px solid #333;
  }
  .tools-parent-container .menu-btn, .tools-parent-container .quiz-btn {
    border: 2px solid #333;
  }
  .tools-parent-container .option, .tools-parent-container .word-item, .tools-parent-container .type-item {
    border: 2px solid #333;
  }
}
.tools-parent-container {
  /* Loading Animation */
}
.tools-parent-container .loading {
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.5s ease;
}
.tools-parent-container .loading.loaded {
  opacity: 1;
  transform: translateY(0);
}
.tools-parent-container {
  /* Success Animations */
}
@keyframes celebrate {
  0%, 100% {
    transform: scale(1) rotate(0deg);
  }
  25% {
    transform: scale(1.1) rotate(-5deg);
  }
  75% {
    transform: scale(1.1) rotate(5deg);
  }
}
.tools-parent-container .celebrate {
  animation: celebrate 0.6s ease-in-out;
}
.tools-parent-container {
  /* Car Movement Animation */
}
.tools-parent-container .car-moving {
  animation: carMove 1s ease-in-out forwards;
}
.tools-parent-container {
  /* Drag and Drop Visual Feedback */
}
.tools-parent-container .drag-source {
  opacity: 0.5;
  transform: scale(0.95);
}
.tools-parent-container .drop-target {
  background: rgba(255, 235, 59, 0.3);
  border: 2px dashed #FFD700;
}
.tools-parent-container {
  /* Game Progress Indicators */
}
.tools-parent-container .progress-indicator {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin: 20px 0;
}
.tools-parent-container .progress-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #ccc;
  transition: all 0.3s ease;
}
.tools-parent-container .progress-dot.active {
  background: #4ECDC4;
  transform: scale(1.2);
}
.tools-parent-container .progress-dot.completed {
  background: #32CD32;
}
.tools-parent-container {
  /* Tooltip Styles */
}
.tools-parent-container .tooltip {
  position: relative;
  cursor: help;
}
.tools-parent-container .tooltip::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0, 0, 0, 0.8);
  color: white;
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 0.9rem;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  z-index: 1000;
}
.tools-parent-container .tooltip:hover::after {
  opacity: 1;
}
.tools-parent-container {
  /* Print Styles */
}
@media print {
  .tools-parent-container .background, .tools-parent-container .sound-toggle, .tools-parent-container .confetti {
    display: none;
  }
  .tools-parent-container .container {
    max-width: none;
    padding: 0;
  }
  .tools-parent-container .screen {
    display: block !important;
    page-break-after: always;
  }
}
.tools-parent-container {
  /* Pronoun, Adjective, Adverb, Preposition, Conjunction, Interjection Explanation */
}
.tools-parent-container .pronoun-explanation, .tools-parent-container .adjective-explanation, .tools-parent-container .adverb-explanation,
.tools-parent-container .preposition-explanation, .tools-parent-container .conjunction-explanation, .tools-parent-container .interjection-explanation {
  text-align: center;
  margin-bottom: 2rem;
}
.tools-parent-container .pronoun-explanation p, .tools-parent-container .adjective-explanation p, .tools-parent-container .adverb-explanation p,
.tools-parent-container .preposition-explanation p, .tools-parent-container .conjunction-explanation p, .tools-parent-container .interjection-explanation p {
  font-size: 1.3rem;
  color: #333;
  margin-bottom: 1.5rem;
}
.tools-parent-container .pronoun-examples, .tools-parent-container .adjective-examples, .tools-parent-container .adverb-examples,
.tools-parent-container .preposition-examples, .tools-parent-container .conjunction-examples, .tools-parent-container .interjection-examples {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}
.tools-parent-container .pronoun-item, .tools-parent-container .adjective-item, .tools-parent-container .adverb-item,
.tools-parent-container .preposition-item, .tools-parent-container .conjunction-item, .tools-parent-container .interjection-item {
  background: linear-gradient(135deg, #A8E6CF 0%, #88D8A3 100%);
  padding: 15px 20px;
  border-radius: 15px;
  font-size: 1.1rem;
  font-weight: 700;
  color: #333;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  min-width: 180px;
  text-align: center;
}
.tools-parent-container {
  /* Responsive adjustments for new sections */
}
@media (max-width: 768px) {
  .tools-parent-container .pronoun-examples, .tools-parent-container .adjective-examples, .tools-parent-container .adverb-examples,
  .tools-parent-container .preposition-examples, .tools-parent-container .conjunction-examples, .tools-parent-container .interjection-examples {
    flex-direction: column;
    align-items: center;
  }
  .tools-parent-container .pronoun-item, .tools-parent-container .adjective-item, .tools-parent-container .adverb-item,
  .tools-parent-container .preposition-item, .tools-parent-container .conjunction-item, .tools-parent-container .interjection-item {
    min-width: 200px;
    margin: 5px 0;
  }
}