* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f5f5f5;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 20px;
}

h1 {
    text-align: center;
    margin-bottom: 30px;
    color: #2c3e50;
}

.benchmark-stats {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 30px;
    padding: 15px;
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.benchmark-stats span {
    font-weight: 600;
}

.puzzle-container {
    display: flex;
    flex-direction: column;
    gap: 20px;
    background-color: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.puzzle-image-wrapper {
    display: flex;
    justify-content: center;
    width: 100%;
}

.puzzle-image-container {
    text-align: center;
    position: relative;
    display: inline-block;
    margin: 0 auto 15px auto;
    max-width: 100%;
}

#puzzle-image {
    max-width: 100%;
    max-height: 500px;
    border-radius: 4px;
    display: block;
}

#puzzle-image.clickable {
    cursor: pointer;
    border: 2px solid #3498db;
}

.puzzle-question {
    text-align: center;
}

.puzzle-question h3 {
    margin-bottom: 15px;
    color: #2c3e50;
    font-size: 18px;
}

.input-group {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 15px;
}

#user-answer {
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 16px;
    width: 200px;
}

#submit-answer {
    padding: 10px 20px;
    background-color: #2ecc71;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
    transition: background-color 0.3s;
}

#submit-answer:hover {
    background-color: #27ae60;
}

#submit-answer:disabled {
    background-color: #95a5a6;
    cursor: not-allowed;
}

.result-message {
    font-weight: 600;
    margin-top: 10px;
    min-height: 24px;
}

.result-message.correct {
    color: #2ecc71;
}

.result-message.incorrect {
    color: #e74c3c;
}

.result-message.instruction {
    color: #3498db;
}

/* Click marker styles */
.click-marker {
    position: absolute;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background-color: rgba(231, 76, 60, 0.7);
    border: 2px solid #e74c3c;
    transform: translate(-50%, -50%);
    pointer-events: none;
    /* Add animation */
    animation: pulse 1s infinite alternate;
    z-index: 10;
}

@keyframes pulse {
    from {
        transform: translate(-50%, -50%) scale(1);
        box-shadow: 0 0 0 0 rgba(231, 76, 60, 0.4);
    }
    to {
        transform: translate(-50%, -50%) scale(1.2);
        box-shadow: 0 0 0 10px rgba(231, 76, 60, 0);
    }
}

@media (max-width: 768px) {
    .benchmark-stats {
        flex-direction: column;
        align-items: center;
        gap: 10px;
    }
}

/* Rotation CAPTCHA styles */
.rotation-layout {
    display: flex;
    justify-content: space-around;
    align-items: center;
    width: 100%;
    margin-bottom: 15px;
}

.reference-image-container,
.object-image-container {
    flex: 0 0 45%;
    text-align: center;
    position: relative;
}

.reference-image-container::before,
.object-image-container::before {
    content: attr(data-label);
    display: block;
    font-size: 0.8rem;
    color: #666;
    margin-bottom: 5px;
}

.reference-image-container::before {
    content: "Reference";
}

.object-image-container::before {
    content: "Rotate to match";
}

#reference-image,
#object-image {
    max-width: 100%;
    max-height: 200px;
    object-fit: contain;
}

/* Rotation controls */
.rotation-controls {
    display: flex;
    justify-content: center;
    margin-top: 15px;
    gap: 20px;
}

.rotate-left,
.rotate-right {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: #2980b9;
    color: white;
    font-size: 20px;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.2s;
}

.rotate-left:hover,
.rotate-right:hover {
    background-color: #3498db;
}

.rotate-left:active,
.rotate-right:active {
    background-color: #1c638d;
}

/* Submit button for rotation puzzles */
.rotation-submit {
    text-align: center;
    margin-top: 15px;
}

.submit-rotation {
    background-color: #27ae60;
    color: white;
    border: none;
    border-radius: 4px;
    padding: 8px 16px;
    font-size: 16px;
    cursor: pointer;
    transition: background-color 0.2s;
}

.submit-rotation:hover {
    background-color: #2ecc71;
}

.submit-rotation:active {
    background-color: #219653;
}

/* Ensure the puzzle container properly displays rotation puzzles */
.puzzle-image-wrapper {
    width: 100%;
    max-width: 600px;
    margin: 0 auto;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .rotation-layout {
        flex-direction: column;
        gap: 20px;
    }
    
    .reference-image-container,
    .object-image-container {
        flex: 0 0 100%;
    }
}

/* Slider Puzzle Styles */
.background-container {
    position: relative;
    width: 100%;
    max-width: 500px;
    margin: 0 auto;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.slider-component {
    position: absolute;
    cursor: move;
    user-select: none;
    touch-action: none;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    transition: box-shadow 0.2s ease;
}

.slider-component:hover {
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
}

.slider-component:active {
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.5);
}

.slider-submit {
    margin-top: 15px;
    text-align: center;
}

.submit-slider {
    background-color: #4CAF50;
    color: white;
    border: none;
    padding: 8px 20px;
    font-size: 16px;
    cursor: pointer;
    border-radius: 4px;
    transition: background-color 0.3s ease;
}

.submit-slider:hover {
    background-color: #45a049;
}

.submit-slider:disabled {
    background-color: #cccccc;
    cursor: not-allowed;
}

/* Hover instructions for the slider */
.background-container::before {
    content: "Drag the puzzle piece to the correct position";
    position: absolute;
    top: -30px;
    left: 50%;
    transform: translateX(-50%);
    padding: 5px 10px;
    background-color: rgba(0, 0, 0, 0.7);
    color: white;
    border-radius: 4px;
    font-size: 12px;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
    white-space: nowrap;
}

.background-container:hover::before {
    opacity: 1;
}

/* Add responsive styles for smaller screens */
@media (max-width: 600px) {
    .background-container {
        max-width: 100%;
    }
    
    .slider-component img {
        max-width: 100%;
    }
}

/* Target area marker for slider puzzle debug */
.target-area {
    position: absolute;
    border-radius: 50%;
    border: 2px dashed #00cc00;
    background-color: rgba(0, 204, 0, 0.2);
    pointer-events: none;
    z-index: 5;
    animation: pulse-green 1.5s infinite alternate;
}

@keyframes pulse-green {
    from {
        box-shadow: 0 0 0 0 rgba(0, 204, 0, 0.4);
        background-color: rgba(0, 204, 0, 0.2);
    }
    to {
        box-shadow: 0 0 0 10px rgba(0, 204, 0, 0);
        background-color: rgba(0, 204, 0, 0.3);
    }
}

/* Debugging coordinates label */
.coords-label {
    position: absolute;
    background-color: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 2px 5px;
    font-size: 10px;
    border-radius: 3px;
    white-space: nowrap;
    z-index: 20;
}

/* Unusual Detection Grid Styles */
.unusual-detection-grid {
    display: grid;
    max-width: 600px;
    margin: 0 auto;
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.grid-cell {
    position: relative;
    cursor: pointer;
    border: 2px solid #333;
    overflow: hidden;
    transition: transform 0.2s ease;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 80px;
}

.grid-cell:hover {
    transform: scale(0.98);
}

.cell-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.cell-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 120, 255, 0.5);
    opacity: 0;
    transition: opacity 0.2s ease;
    pointer-events: none;
    z-index: 2;
}

.checkmark {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 32px;
    font-weight: bold;
    opacity: 0;
    transition: opacity 0.2s ease;
    pointer-events: none;
    z-index: 3;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.7);
}

.submit-unusual {
    margin-top: 15px;
    padding: 10px 20px;
    background-color: #4CAF50;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
}

.submit-unusual:hover {
    background-color: #45a049;
}

.submit-unusual:disabled {
    background-color: #cccccc;
    cursor: not-allowed;
}

/* End Unusual Detection Styles */

/* Image Matching Styles */
.matching-layout {
    display: flex;
    justify-content: space-around;
    align-items: center;
    width: 100%;
    margin-bottom: 15px;
}

.option-image-container {
    flex: 0 0 45%;
    text-align: center;
    position: relative;
}

.option-image-container::before {
    content: "Match This";
}

#option-image {
    max-width: 100%;
    max-height: 200px;
    object-fit: contain;
}

/* Navigation controls */
.image-matching-controls {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 15px;
    gap: 20px;
}

.navigate-left,
.navigate-right {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: #2980b9;
    color: white;
    font-size: 20px;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.2s;
}

.navigate-left:hover,
.navigate-right:hover {
    background-color: #3498db;
}

.navigate-left:active,
.navigate-right:active {
    background-color: #1c638d;
}

/* Indicator dots */
.indicator-dots {
    display: flex;
    gap: 5px;
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: #bdc3c7;
    transition: background-color 0.2s;
}

.dot.active {
    background-color: #2980b9;
}

/* Submit button for image matching */
.image-matching-submit {
    text-align: center;
    margin-top: 15px;
}

.submit-image-matching {
    background-color: #27ae60;
    color: white;
    border: none;
    border-radius: 4px;
    padding: 8px 16px;
    font-size: 16px;
    cursor: pointer;
    transition: background-color 0.2s;
}

.submit-image-matching:hover {
    background-color: #2ecc71;
}

.submit-image-matching:active {
    background-color: #219653;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .matching-layout {
        flex-direction: column;
        gap: 20px;
    }
    
    .reference-image-container,
    .option-image-container {
        flex: 0 0 100%;
    }
}

/* Add styles for Patch Select grid */
.patch-select-grid {
    width: 100%;
    max-width: 500px;
    margin: 0 auto;
    border: 2px solid #ccc;
    overflow: hidden;
    position: relative;
    height: 450px; /* Set a fixed height */
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.patch-select-image-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.patch-select-image-container img {
    object-fit: cover;
    width: 100%;
    height: 100%;
}

.patch-select-cell {
    position: relative;
    z-index: 1;
    min-height: 80px; /* Increase minimum height */
    cursor: pointer;
    transition: all 0.2s ease;
    border: 2px solid rgba(255, 255, 255, 0.5);
}

.patch-select-cell:hover {
    background-color: rgba(0, 123, 255, 0.2);
    border: 3px solid rgba(0, 123, 255, 0.7);
}

.patch-select-cell.selected {
    background-color: rgba(0, 123, 255, 0.3);
    border: 3px solid rgba(0, 123, 255, 0.8);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.5);
}

/* Object Match Styles */
.object-match-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}

.object-match-horizontal-layout {
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    gap: 30px;
    width: 100%;
}

.object-match-reference,
.object-match-options {
    display: flex;
    flex-direction: column;
    align-items: center;
    background-color: #f5f5f5;
    border-radius: 8px;
    padding: 15px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    width: 300px;
    position: relative;
}

.object-match-reference-img,
.object-match-option-img {
    max-width: 100%;
    height: auto;
    border-radius: 4px;
    margin-bottom: 10px;
    max-height: 200px;
    object-fit: contain;
}

.object-match-caption {
    font-weight: bold;
    font-size: 16px;
    margin-top: 5px;
}

.object-match-controls {
    display: flex;
    justify-content: space-between;
    width: 100%;
    margin-top: 10px;
}

.object-match-arrow {
    background-color: #4CAF50;
    color: white;
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    font-size: 18px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.object-match-arrow:hover {
    background-color: #45a049;
}

.object-match-indicators {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 15px;
}

.object-match-dot {
    width: 10px;
    height: 10px;
    background-color: #ddd;
    border-radius: 50%;
    cursor: pointer;
}

.object-match-dot.active {
    background-color: #4CAF50;
}

.object-match-submit {
    padding: 10px 20px;
    background-color: #4CAF50;
    border: none;
    color: white;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
    margin-top: 15px;
}

.object-match-submit:hover {
    background-color: #45a049;
}

/* Responsive adjustments for Object Match */
@media (max-width: 768px) {
    .object-match-horizontal-layout {
        flex-direction: column;
        gap: 20px;
    }
    
    .object-match-reference,
    .object-match-options {
        width: 100%;
    }
}

/* Dart Count Styles */
.dart-count-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}

.dart-count-horizontal-layout {
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    gap: 30px;
    width: 100%;
}

.dart-count-reference,
.dart-count-options {
    display: flex;
    flex-direction: column;
    align-items: center;
    background-color: #f5f5f5;
    border-radius: 8px;
    padding: 15px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    width: 300px;
    position: relative;
}

.dart-count-reference-img,
.dart-count-option-img {
    max-width: 100%;
    height: auto;
    border-radius: 4px;
    margin-bottom: 10px;
    max-height: 200px;
    object-fit: contain;
}

.dart-count-caption {
    font-weight: bold;
    font-size: 16px;
    margin-top: 5px;
}

.dart-count-controls {
    display: flex;
    justify-content: space-between;
    width: 100%;
    margin-top: 10px;
}

.dart-count-arrow {
    background-color: #4CAF50;
    color: white;
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    font-size: 18px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.dart-count-arrow:hover {
    background-color: #45a049;
}

.dart-count-indicators {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 15px;
}

.dart-count-dot {
    width: 10px;
    height: 10px;
    background-color: #ddd;
    border-radius: 50%;
    cursor: pointer;
}

.dart-count-dot.active {
    background-color: #4CAF50;
}

.dart-count-submit {
    padding: 10px 20px;
    background-color: #4CAF50;
    border: none;
    color: white;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
    margin-top: 15px;
}

.dart-count-submit:hover {
    background-color: #45a049;
}

/* Responsive adjustments for Dart Count */
@media (max-width: 768px) {
    .dart-count-horizontal-layout {
        flex-direction: column;
        gap: 20px;
    }
    
    .dart-count-reference,
    .dart-count-options {
        width: 100%;
    }
}

/* Difficulty stars styling */
.difficulty-stars {
    display: inline-block;
    margin-left: 10px;
    margin-bottom: 5px;
}

.difficulty-stars .star {
    color: #FFD700; /* Yellow color for stars */
    font-size: 24px; /* Increased size */
    margin-right: 5px; /* Increased spacing */
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3); /* Added shadow for better visibility */
}

.puzzle-difficulty {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 5px;
    margin-bottom: 15px;
    font-size: 16px; /* Increased text size */
    font-weight: bold; /* Made text bold */
    color: #333;
    background-color: #f8f8f8; /* Light background */
    padding: 10px;
    border-radius: 5px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    max-width: 300px;
    margin-left: auto;
    margin-right: auto;
}

.puzzle-difficulty span {
    margin-right: 5px;
}

/* === Special Effects for Answer Results === */

/* Fireworks container */
.fireworks-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 9999;
  overflow: hidden;
}

/* Individual firework particles */
.firework {
  position: absolute;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  animation: explode 1.5s forwards;
  opacity: 0;
  box-shadow: 0 0 10px 2px rgba(255, 255, 255, 0.7);
}

@keyframes explode {
  0% {
    transform: translateY(0) scale(0.1);
    opacity: 0;
  }
  25% {
    opacity: 1;
  }
  50% {
    opacity: 0.8;
  }
  100% {
    transform: translateY(-250px) scale(1.2);
    opacity: 0;
  }
}

/* Happy face animation */
.happy-face-container {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 9999;
  pointer-events: none;
  font-size: 180px;
  animation: happy-face-animation 2.5s forwards;
  opacity: 0;
  text-shadow: 0 0 20px rgba(255, 215, 0, 0.8);
}

@keyframes happy-face-animation {
  0% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.1) rotate(-20deg);
  }
  20% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.3) rotate(10deg);
  }
  50% {
    transform: translate(-50%, -50%) scale(1.2) rotate(-5deg);
  }
  80% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.3) rotate(0deg);
  }
  100% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.8);
  }
}

/* Sad face animation */
.sad-face-container {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 9999;
  pointer-events: none;
  font-size: 150px;
  animation: sad-face-animation 2s forwards;
  opacity: 0;
}

@keyframes sad-face-animation {
  0% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.1);
  }
  50% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.2);
  }
  100% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.8);
  }
}

/* Bounce animation for correct message */
.result-message.correct {
  color: #2ecc71;
  animation: bounce 0.5s;
  font-size: 1.5em;
  text-shadow: 0 0 5px rgba(46, 204, 113, 0.5);
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% {
    transform: translateY(0);
  }
  40% {
    transform: translateY(-20px);
  }
  60% {
    transform: translateY(-10px);
  }
}

/* Shake animation for incorrect message */
.result-message.incorrect {
  color: #e74c3c;
  animation: shake 0.5s;
  font-size: 1.5em;
  text-shadow: 0 0 5px rgba(231, 76, 60, 0.5);
}

@keyframes shake {
  0%, 100% {
    transform: translateX(0);
  }
  10%, 30%, 50%, 70%, 90% {
    transform: translateX(-5px);
  }
  20%, 40%, 60%, 80% {
    transform: translateX(5px);
  }
}