/* Mathematics Subject Styles */

/* DEBUG: Force card style visibility - TEMPORARY */
.testing-section .testing-card {
    background: white !important;
    border: 2px solid #4361ee !important;
    border-radius: 20px !important;
    padding: 30px !important;
    margin: 20px auto !important;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2) !important;
    max-width: 600px !important;
    display: block !important;
}

/* Force icon visibility */
.testing-section .testing-card-icon {
    background: linear-gradient(135deg, #4361ee, #7209b7) !important;
    width: 80px !important;
    height: 80px !important;
    border-radius: 20px !important;
    display: flex !important;
    margin: 0 0 20px 0 !important;
}

/* Force grid layout */
.testing-section .testing-grid {
    display: block !important;
    max-width: 800px !important;
    margin: 0 auto !important;
    padding: 20px !important;
}

/* Subject Hero */
.subject-hero {
    padding: var(--spacing-xxl) 0;
    background: linear-gradient(135deg, rgba(248, 249, 250, 0.9) 0%, rgba(233, 236, 239, 0.7) 100%);
    position: relative;
    overflow: hidden;
}

.subject-hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100%;
    height: 100%;
    background-image: url('../../assets/images/math-pattern.svg');
    background-size: 400px;
    background-repeat: repeat;
    opacity: 0.05;
    z-index: 0;
}

.subject-hero .container {
    display: flex;
    align-items: center;
    gap: var(--spacing-xxl);
    position: relative;
    z-index: 1;
}

.subject-hero-content {
    flex: 1;
}

.subject-hero-content h1 {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    color: var(--text-color);
}

.subject-description {
    font-size: 1.25rem;
    color: var(--text-light);
    margin-bottom: var(--spacing-lg);
    max-width: 600px;
}

.subject-hero-image {
    flex: 1;
    display: flex;
    justify-content: flex-end;
}

.subject-hero-image img {
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    animation: float 6s ease-in-out infinite;
}

/* Topics Section */
.topics-section {
    padding: var(--spacing-xxl) 0;
}

.topics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: var(--spacing-xl);
}

.topic-card {
    background-color: var(--bg-color);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    border: var(--border-width) solid var(--bg-dark);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.topic-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-normal);
}

.topic-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.topic-card:hover::after {
    transform: scaleX(1);
}

.topic-icon {
    width: 60px;
    height: 60px;
    background-color: rgba(67, 97, 238, 0.1);
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
}

.topic-icon img {
    width: 32px;
    height: 32px;
}

.topic-card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

.topic-card p {
    color: var(--text-light);
    margin-bottom: 0;
}

/* AI Assistant Section */
.ai-assistant-section {
    padding: var(--spacing-xxl) 0;
    background-color: var(--bg-light);
}

.assistant-container {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-xl);
}

.assistant-features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.assistant-features .feature-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    background-color: #ffffff;
    border-radius: 12px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.assistant-features .feature-item:hover {
    transform: translateX(5px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

.assistant-features .feature-item .feature-icon {
    width: 48px;
    height: 48px;
    background-color: rgba(67, 97, 238, 0.1);
    border-radius: 8px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.assistant-features .feature-item .feature-icon img {
    width: 24px;
    height: 24px;
}

.assistant-features .feature-content h4 {
    margin-bottom: 0.5rem;
    font-size: 1.125rem;
}

.assistant-features .feature-content p {
    color: #718096;
    margin-bottom: 0;
    font-size: 0.9rem;
}

/* Chat Container Customizations */
.chat-container {
    height: 500px;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.chat-header {
    background: linear-gradient(90deg, var(--primary-color), var(--primary-dark));
}

.chat-header img {
    width: 32px;
    height: 32px;
}

.chat-messages {
    height: calc(100% - 130px);
}

.message-ai {
    background-color: rgba(67, 97, 238, 0.05);
}

.message-ai p {
    margin-bottom: 0;
}

.chat-input {
    border-top: var(--border-width) solid rgba(67, 97, 238, 0.1);
}

/* Quiz Section */
.quiz-section {
    padding: var(--spacing-xxl) 0;
}

.quiz-generator {
    display: grid;
    /*grid-template-columns: 1fr 2fr;*/
    gap: var(--spacing-xl);
    background-color: var(--bg-color);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
}

.quiz-controls {
    display: flex;
    /*flex-direction: column;*/
    gap: var(--spacing-md);
    padding-right: var(--spacing-lg);
    border-right: var(--border-width) solid var(--bg-dark);
}

.quiz-content {
    margin-top: 2rem;
    padding: 2rem;
    background: white;
    border-radius: 12px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.quiz-question {
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: #f8f9fa;
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
}

.quiz-question h3 {
    font-size: 1.2rem;
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.quiz-options {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 1rem;
}

.quiz-option {
    padding: 1rem;
    background: white;
    border: 1px solid #e0e0e0;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.quiz-option:hover {
    background: #f0f0f0;
    transform: translateX(5px);
}

.quiz-option.selected {
    background: var(--primary-light);
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.quiz-option.correct {
    background: #e3fcef;
    border-color: #00a854;
    color: #00a854;
}

.quiz-option.incorrect {
    background: #ffe7e7;
    border-color: #ff4d4f;
    color: #ff4d4f;
}

.quiz-feedback {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 6px;
    display: none;
}

.quiz-feedback.correct {
    background: #e3fcef;
    color: #00a854;
    display: block;
}

.quiz-feedback.incorrect {
    background: #ffe7e7;
    color: #ff4d4f;
    display: block;
}

.quiz-navigation {
    display: flex;
    justify-content: space-between;
    margin-top: 2rem;
    padding-top: 1rem;
    border-top: 1px solid #e0e0e0;
}

.quiz-result {
    text-align: center;
    padding: 2rem;
    margin-top: 2rem;
    background: #f8f9fa;
    border-radius: 8px;
}

.quiz-score {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.learning-assessment {
    margin-top: 2rem;
    padding: 1.5rem;
    background: white;
    border-radius: 8px;
    border-left: 4px solid var(--secondary-color);
}

.learning-assessment h4 {
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.learning-assessment ul {
    list-style-type: none;
    padding-left: 0;
}

.learning-assessment li {
    margin-bottom: 0.5rem;
    padding-left: 1.5rem;
    position: relative;
}

.learning-assessment li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--secondary-color);
}

/* Visualizer Section */
.visualizer-section {
    padding: 40px 0;
}

.visualizer-container {
    background: var(--bg-light);
    border-radius: 12px;
    padding: 20px;
    margin-top: 20px;
}

.visualizer-controls {
    display: flex;
    gap: 20px;
    align-items: flex-end;
    margin-bottom: 20px;
}

.visualization-display {
    min-height: 400px;
    background: white;
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

/* Loading indicator styles */
.loading-indicator {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 300px;
    color: var(--text-color);
    font-size: 1.1em;
}

.loading-indicator::after {
    content: '';
    width: 20px;
    height: 20px;
    margin-left: 10px;
    border: 2px solid var(--primary-color);
    border-top: 2px solid transparent;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Error message styles */
.error-message {
    padding: 20px;
    text-align: center;
    color: #ff4444;
    background: rgba(255, 68, 68, 0.1);
    border-radius: 8px;
    margin: 10px 0;
}

/* Formula Section */
.formula-section {
    padding: var(--spacing-xxl) 0;
}

.formula-container {
    margin-bottom: var(--spacing-xl);
}

.formula-category {
    display: none;
}

.formula-category.active {
    display: block;
}

.formula-category h3 {
    margin-bottom: var(--spacing-lg);
    position: relative;
    padding-left: var(--spacing-lg);
}

.formula-category h3::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 75%;
    background: linear-gradient(to bottom, var(--primary-color), var(--secondary-color));
    border-radius: var(--border-radius-sm);
}

.formula-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.formula-card {
    background-color: var(--bg-color);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-fast);
}

.formula-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.formula-card h4 {
    margin-bottom: var(--spacing-sm);
    color: var(--primary-color);
}

.formula-notation {
    background-color: rgba(67, 97, 238, 0.05);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-md);
    margin-bottom: var(--spacing-md);
    overflow-x: auto;
}

.formula-notation p {
    margin-bottom: 0;
    text-align: center;
}

.formula-description {
    font-size: 0.9rem;
    color: var(--text-light);
    margin-bottom: 0;
}

.formula-selector {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    justify-content: center;
}

.formula-category-btn {
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--bg-color);
    border: var(--border-width) solid var(--bg-dark);
    border-radius: var(--border-radius-md);
    cursor: pointer;
    font-weight: 500;
    transition: all var(--transition-fast);
}

.formula-category-btn:hover {
    border-color: var(--primary-color);
    background-color: rgba(67, 97, 238, 0.05);
}

.formula-category-btn.active {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* Responsive Adjustments */
@media (max-width: 991px) {
    .subject-hero .container,
    .assistant-container,
    .quiz-generator,
    .visualizer-container {
        grid-template-columns: 1fr;
    }
    
    .quiz-controls,
    .visualizer-controls {
        border-right: none;
        border-bottom: var(--border-width) solid var(--bg-dark);
        padding-right: 0;
        padding-bottom: var(--spacing-lg);
    }
    
    .chat-container {
        margin-bottom: var(--spacing-xl);
    }
}

@media (max-width: 767px) {
    .subject-hero-content h1 {
        font-size: 2.25rem;
    }
    
    .quiz-content,
    .visualization-display {
        min-height: 200px;
    }
    
    .formula-list {
        grid-template-columns: 1fr;
    }
}



/* Plotly specific adjustments */
.js-plotly-plot {
    width: 100% !important;
}

.js-plotly-plot .plotly {
    width: 100% !important;
}

/* Testing Section Styling */
.testing-section {
    padding: 3rem 0 !important;
    background: linear-gradient(135deg, #f8f9fa 0%, rgba(248, 249, 250, 0.5) 100%) !important;
    position: relative !important;
    overflow: hidden !important;
}

.testing-grid {
    display: grid !important;
    grid-template-columns: repeat(auto-fit, minmax(400px, 600px)) !important;
    gap: 2rem !important;
    max-width: 1200px !important;
    margin: 0 auto !important;
    padding: 0 1rem !important;
    justify-content: center !important;
}

.testing-card {
    background: white !important;
    border-radius: 20px !important;
    padding: 2.5rem !important;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1) !important;
    transition: all 0.3s ease !important;
    cursor: pointer !important;
    position: relative !important;
    overflow: hidden !important;
    border: 1px solid rgba(67, 97, 238, 0.1) !important;
    display: block !important;
    width: 100% !important;
    margin: 0 !important;
}

.testing-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, #4361ee, #7209b7);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.testing-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(67, 97, 238, 0.15);
}

.testing-card:hover::before {
    transform: scaleX(1);
}

.testing-card-icon {
    width: 80px !important;
    height: 80px !important;
    border-radius: 20px !important;
    background: linear-gradient(135deg, #4361ee, #7209b7) !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    margin-bottom: 1.5rem !important;
}

.testing-card-icon i {
    font-size: 2.5rem !important;
    color: white !important;
}

.testing-card-title {
    font-size: 1.8rem !important;
    font-weight: 700 !important;
    color: #2d3748 !important;
    margin-bottom: 1rem !important;
}

.testing-card-description {
    font-size: 1rem !important;
    color: #666666 !important;
    line-height: 1.6 !important;
    margin-bottom: 2rem !important;
}

.testing-features {
    display: grid !important;
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 1rem !important;
    margin-bottom: 2rem !important;
}

.testing-section .testing-card .feature-item {
    display: flex !important;
    align-items: center !important;
    gap: 0.75rem !important;
    padding: 1rem !important;
    background: rgba(67, 97, 238, 0.05) !important;
    border-radius: 10px !important;
    transition: all 0.3s ease !important;
    transform: none !important;
    box-shadow: none !important;
}

.testing-section .testing-card .feature-item:hover {
    background: rgba(67, 97, 238, 0.1) !important;
    transform: translateY(-2px) !important;
    box-shadow: none !important;
}

.testing-section .testing-card .feature-item i {
    font-size: 1.2rem !important;
    color: #4361ee !important;
    width: 20px !important;
    text-align: center !important;
}

.testing-section .testing-card .feature-item span {
    font-weight: 600 !important;
    color: #333333 !important;
    font-size: 0.9rem !important;
}

.testing-cta {
    text-align: center !important;
    padding-top: 1rem !important;
    border-top: 1px solid rgba(67, 97, 238, 0.1) !important;
}

.cta-text {
    background: linear-gradient(135deg, #4361ee, #7209b7) !important;
    color: white !important;
    padding: 1rem 2rem !important;
    font-size: 1.1rem !important;
    font-weight: 600 !important;
    border-radius: 10px !important;
    display: inline-flex !important;
    align-items: center !important;
    gap: 0.75rem !important;
    transition: all 0.3s ease !important;
    margin-bottom: 0.75rem !important;
}

.cta-text:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(67, 97, 238, 0.3);
}

.cta-text i {
    font-size: 1rem;
}

.cta-description {
    color: #666666;
    font-size: 0.9rem;
    margin: 0;
}

/* Testing section desktop styles */
@media (min-width: 1200px) {
    .testing-grid {
        grid-template-columns: repeat(auto-fit, minmax(500px, 600px));
        gap: 3rem;
    }
}

/* Testing section tablet styles */
@media (max-width: 991px) and (min-width: 769px) {
    .testing-grid {
        grid-template-columns: 1fr;
        max-width: 700px;
        gap: 2rem;
    }
    
    .testing-card {
        padding: 2.25rem;
    }
}

/* Testing section mobile styles - merge with existing media queries */
@media (max-width: 768px) {
    .quiz-content {
        padding: 1rem;
    }
    
    .quiz-question {
        padding: 1rem;
    }
    
    .quiz-option {
        padding: 0.8rem;
    }
    
    .quiz-navigation {
        flex-direction: column;
        gap: 1rem;
    }
    
    .quiz-navigation button {
        width: 100%;
    }
    
    .visualizer-controls {
        flex-direction: column;
        gap: 10px;
    }
    
    .visualization-display {
        min-height: 300px;
        padding: 10px;
    }
    
    /* Testing section mobile styles */
    .testing-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        padding: 0 0.5rem;
    }
    
    .testing-card {
        padding: 2rem;
    }
    
    .testing-card-title {
        font-size: 1.5rem;
    }
    
    .testing-card-description {
        font-size: 0.95rem;
    }
    
    .testing-features {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }
    
    .testing-section .testing-card .feature-item {
        padding: 0.75rem !important;
    }
    
    .cta-text {
        padding: 0.875rem 1.5rem;
        font-size: 1rem;
    }
}