/* Enhanced Tutorial and Quiz Styling */

/* Page Navigation Section */
.page-navigation {
    padding: var(--spacing-xxl) 0;
    background: linear-gradient(135deg, var(--ki-light-blue) 0%, var(--ki-light-orange) 100%);
}

.nav-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    max-width: 1000px;
    margin: 0 auto;
}

.nav-card {
    background: var(--card-bg);
    padding: var(--spacing-xl);
    border-radius: 16px;
    box-shadow: var(--md-sys-elevation-2);
    text-align: center;
    transition: all 0.3s ease;
    border-top: 4px solid var(--ki-plum);
}

.nav-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--md-sys-elevation-3);
}

.nav-card h3 {
    font-size: var(--md-sys-typescale-title-large);
    color: var(--ki-plum);
    margin-bottom: var(--spacing-md);
    font-weight: 600;
}

.nav-card p {
    color: var(--ki-grey);
    font-size: var(--md-sys-typescale-body-large);
    line-height: 1.5;
    margin-bottom: var(--spacing-lg);
}

.nav-card .btn-primary,
.nav-card .btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: 12px 24px;
    border-radius: 24px;
    text-decoration: none;
    font-weight: 500;
    font-size: 14px;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.nav-card .btn-primary {
    background: var(--ki-plum);
    color: white;
}

.nav-card .btn-primary:hover {
    background: var(--ki-dark-plum);
    transform: scale(1.02);
}

.nav-card .btn-secondary {
    background: var(--ki-light-orange);
    color: var(--ki-plum);
    border: 2px solid var(--ki-orange);
}

.nav-card .btn-secondary:hover {
    background: var(--ki-orange);
    color: white;
    transform: scale(1.02);
}

/* Learning Paths Section */
.learning-paths {
    padding: var(--spacing-xxl) 0;
    background: var(--md-sys-color-background);
}

.learning-paths h2 {
    text-align: center;
    font-size: var(--md-sys-typescale-headline-large);
    color: var(--ki-plum);
    margin-bottom: var(--spacing-md);
    font-weight: 600;
}

.learning-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
    max-width: 1200px;
    margin: 0 auto;
    margin-top: var(--spacing-xl);
}

.learning-card {
    background: var(--card-bg);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--md-sys-elevation-2);
    transition: all 0.3s ease;
    border: 1px solid #e0e0e0;
}

.learning-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--md-sys-elevation-3);
}

.learning-header {
    background: linear-gradient(135deg, var(--ki-plum) 0%, var(--ki-plum-light) 100%);
    color: white;
    padding: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.learning-header .material-icons {
    font-size: 32px;
    opacity: 0.9;
}

.learning-header h3 {
    font-size: var(--md-sys-typescale-title-large);
    font-weight: 600;
    margin: 0;
}

.learning-content {
    padding: var(--spacing-lg);
}

.learning-content p {
    color: var(--ki-grey);
    font-size: var(--md-sys-typescale-body-large);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.learning-content ul {
    list-style: none;
    padding: 0;
    margin: 0 0 var(--spacing-md) 0;
}

.learning-content li {
    padding: var(--spacing-sm) 0;
    color: var(--ki-grey);
    font-size: 14px;
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
}

.learning-content li:before {
    content: '•';
    color: var(--ki-orange);
    font-weight: bold;
    font-size: 16px;
    flex-shrink: 0;
    margin-top: 2px;
}

.learning-stats {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
}

.stat {
    background: var(--ki-light-orange);
    color: var(--ki-plum);
    padding: 4px 12px;
    border-radius: 16px;
    font-size: 12px;
    font-weight: 500;
    border: 1px solid var(--ki-orange);
}

.learning-actions {
    padding: 0 var(--spacing-lg) var(--spacing-lg);
    text-align: center;
}

.learning-actions .btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    background: var(--ki-plum);
    color: white;
    padding: 14px 28px;
    border-radius: 28px;
    text-decoration: none;
    font-weight: 500;
    font-size: var(--md-sys-typescale-body-large);
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    width: 100%;
    max-width: 200px;
}

.learning-actions .btn-primary:hover {
    background: var(--ki-dark-plum);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(79, 4, 51, 0.3);
}

.learning-actions .material-icons {
    font-size: 20px;
}

/* Animation Styles */
.animation-container {
    background: var(--card-bg);
    border-radius: 12px;
    padding: var(--spacing-lg);
    margin: var(--spacing-lg) 0;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

#cv-animation-canvas {
    display: block;
    margin: 0 auto;
    border: 1px solid var(--md-sys-color-outline-variant);
    border-radius: 8px;
    background: var(--md-sys-color-surface-variant);
}

.animation-controls {
    margin-top: var(--spacing-lg);
    text-align: center;
}

.animation-controls h4 {
    color: var(--ki-plum);
    margin-bottom: var(--spacing-md);
}

.animation-buttons {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--spacing-md);
}

.btn-animation {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 10px 20px;
    background: var(--ki-plum);
    color: white;
    border: none;
    border-radius: 24px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.btn-animation:hover {
    background: var(--ki-dark-plum);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(79, 4, 51, 0.3);
}

.btn-animation.btn-danger {
    background: #F44336;
}

.btn-animation.btn-danger:hover {
    background: #D32F2F;
}

.animation-control-buttons {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
}

.btn-control {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 8px 16px;
    background: var(--md-sys-color-surface-variant);
    color: var(--md-sys-color-on-surface);
    border: 1px solid var(--md-sys-color-outline);
    border-radius: 20px;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.3s ease;
}

.btn-control:hover {
    background: var(--md-sys-color-surface);
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.concept-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--spacing-md);
    margin: var(--spacing-lg) 0;
}

.concept-card {
    background: var(--md-sys-color-surface-variant);
    padding: var(--spacing-md);
    border-radius: 8px;
    border-left: 4px solid var(--ki-plum);
}

.concept-card h5 {
    color: var(--ki-plum);
    margin-bottom: var(--spacing-sm);
    font-size: 16px;
    font-weight: 600;
}

.concept-card p {
    color: var(--md-sys-color-on-surface-variant);
    font-size: 14px;
    line-height: 1.5;
}

/* Quiz Section Styles */
.quiz-intro {
    padding: var(--spacing-xxl) 0;
    background: var(--md-sys-color-background);
}

.intro-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-xxl);
    max-width: 1200px;
    margin: 0 auto;
    align-items: start;
}

.intro-content h2 {
    font-size: var(--md-sys-typescale-headline-large);
    color: var(--ki-plum);
    margin-bottom: var(--spacing-lg);
    font-weight: 600;
}

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

.objective {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--card-bg);
    border-radius: 12px;
    box-shadow: var(--md-sys-elevation-1);
    border-left: 4px solid var(--ki-orange);
}

.objective .material-icons {
    color: var(--ki-plum);
    font-size: 24px;
    margin-top: 4px;
}

.objective h3 {
    font-size: var(--md-sys-typescale-title-large);
    color: var(--ki-plum);
    margin: 0 0 var(--spacing-sm) 0;
    font-weight: 600;
}

.objective p {
    margin: 0;
    color: var(--ki-grey);
    font-size: var(--md-sys-typescale-body-large);
    line-height: 1.5;
}

.intro-stats {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.stat-card {
    background: linear-gradient(135deg, var(--ki-plum) 0%, var(--ki-plum-light) 100%);
    color: white;
    padding: var(--spacing-lg);
    border-radius: 16px;
    text-align: center;
    box-shadow: var(--md-sys-elevation-2);
}

.stat-number {
    font-size: 48px;
    font-weight: 700;
    line-height: 1;
    margin-bottom: var(--spacing-sm);
    opacity: 0.95;
}

.stat-label {
    font-size: 14px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    opacity: 0.9;
}

.quiz-start-section {
    text-align: center;
    margin-top: var(--spacing-xxl);
    padding: var(--spacing-xl);
    background: var(--ki-light-orange);
    border-radius: 20px;
    border: 2px solid var(--ki-orange);
}

.btn-start-quiz {
    background: var(--ki-plum);
    color: white;
    border: none;
    padding: 16px 32px;
    border-radius: 32px;
    font-size: var(--md-sys-typescale-body-large);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    box-shadow: var(--md-sys-elevation-2);
}

.btn-start-quiz:hover {
    background: var(--ki-dark-plum);
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(79, 4, 51, 0.3);
}

.quiz-note {
    margin-top: var(--spacing-md);
    color: var(--ki-grey);
    font-size: 14px;
    font-style: italic;
}

/* Quiz Interactive Section */
.quiz-section {
    padding: var(--spacing-xxl) 0;
    background: var(--md-sys-color-surface-variant);
    min-height: 80vh;
}

.quiz-container {
    max-width: 800px;
    margin: 0 auto;
}

.quiz-progress {
    margin-bottom: var(--spacing-xl);
    text-align: center;
}

.progress-bar {
    background: #e0e0e0;
    height: 8px;
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: var(--spacing-sm);
}

.progress-fill {
    background: linear-gradient(90deg, var(--ki-plum) 0%, var(--ki-orange) 100%);
    height: 100%;
    width: 0%;
    transition: width 0.3s ease;
    border-radius: 4px;
}

.progress-text {
    color: var(--ki-grey);
    font-size: 14px;
    font-weight: 500;
}

.quiz-card {
    background: var(--card-bg);
    border-radius: 20px;
    padding: var(--spacing-xl);
    box-shadow: var(--md-sys-elevation-3);
    border: 1px solid #e0e0e0;
}

.question-scenario h3 {
    font-size: var(--md-sys-typescale-title-large);
    color: var(--ki-plum);
    margin-bottom: var(--spacing-md);
    font-weight: 600;
}

.question-content h4 {
    font-size: var(--md-sys-typescale-body-large);
    color: var(--ki-grey);
    line-height: 1.6;
    margin-bottom: var(--spacing-lg);
    font-weight: 500;
}

.quiz-options {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.quiz-option {
    background: var(--md-sys-color-background);
    border: 2px solid #e9ecef;
    padding: var(--spacing-md);
    border-radius: 12px;
    font-size: var(--md-sys-typescale-body-large);
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: left;
    line-height: 1.5;
}

.quiz-option:hover {
    border-color: var(--ki-orange);
    background: var(--ki-light-orange);
    transform: translateX(4px);
}

.quiz-option.selected {
    border-color: var(--ki-plum);
    background: var(--ki-light-blue);
    color: var(--ki-plum);
    font-weight: 500;
}

.quiz-option.correct {
    border-color: #4caf50;
    background: #e8f5e8;
    color: #2e7d32;
}

.quiz-option.incorrect {
    border-color: #f44336;
    background: #ffebee;
    color: #c62828;
}

.quiz-explanation {
    background: var(--ki-light-blue);
    padding: var(--spacing-lg);
    border-radius: 12px;
    border-left: 4px solid var(--ki-plum);
    margin-bottom: var(--spacing-lg);
}

.quiz-explanation h4 {
    color: var(--ki-plum);
    margin-bottom: var(--spacing-md);
    font-weight: 600;
}

.clinical-insight {
    background: var(--ki-light-orange);
    padding: var(--spacing-md);
    border-radius: 8px;
    margin-top: var(--spacing-md);
    border-left: 4px solid var(--ki-orange);
}

.clinical-insight h5 {
    color: var(--ki-orange-dark);
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
    font-size: 14px;
}

.quiz-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-md);
}

.quiz-actions button {
    padding: 12px 24px;
    border: none;
    border-radius: 24px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.btn-secondary {
    background: var(--ki-light-orange);
    color: var(--ki-plum);
    border: 2px solid var(--ki-orange);
}

.btn-secondary:hover:not(:disabled) {
    background: var(--ki-orange);
    color: white;
}

.btn-secondary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-primary {
    background: var(--ki-plum);
    color: white;
}

.btn-primary:hover {
    background: var(--ki-dark-plum);
    transform: translateY(-1px);
}

.btn-quiz {
    background: var(--ki-orange);
    color: white;
}

.btn-quiz:hover {
    background: var(--ki-orange-dark);
    transform: translateY(-1px);
}

/* Quiz Features */
.quiz-features {
    padding: var(--spacing-xxl) 0;
    background: var(--md-sys-color-background);
}

.quiz-features h2 {
    text-align: center;
    font-size: var(--md-sys-typescale-headline-large);
    color: var(--ki-plum);
    margin-bottom: var(--spacing-xl);
    font-weight: 600;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--spacing-lg);
    max-width: 1000px;
    margin: 0 auto;
}

.feature-card {
    background: var(--card-bg);
    padding: var(--spacing-lg);
    border-radius: 16px;
    text-align: center;
    box-shadow: var(--md-sys-elevation-1);
    transition: all 0.3s ease;
    border: 1px solid #e0e0e0;
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--md-sys-elevation-2);
}

.feature-icon .material-icons {
    font-size: 48px;
    color: var(--ki-plum);
    margin-bottom: var(--spacing-md);
}

.feature-card h3 {
    font-size: var(--md-sys-typescale-title-large);
    color: var(--ki-plum);
    margin-bottom: var(--spacing-md);
    font-weight: 600;
}

.feature-card p {
    color: var(--ki-grey);
    line-height: 1.5;
}

/* Responsive Design */
@media (max-width: 768px) {
    .intro-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .quiz-actions {
        flex-direction: column;
        align-items: stretch;
    }
    
    .quiz-actions button {
        justify-content: center;
    }
}

/* Notebooks Section Styles */
.learning-path-intro {
    padding: var(--spacing-xxl) 0;
    background: var(--md-sys-color-background);
}

.learning-path-intro h2 {
    text-align: center;
    font-size: var(--md-sys-typescale-headline-large);
    color: var(--ki-plum);
    margin-bottom: var(--spacing-md);
    font-weight: 600;
}

.learning-levels {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    max-width: 1000px;
    margin: 0 auto;
    margin-top: var(--spacing-xl);
}

.level-card {
    background: var(--card-bg);
    border-radius: 16px;
    padding: var(--spacing-lg);
    box-shadow: var(--md-sys-elevation-2);
    text-align: center;
    transition: all 0.3s ease;
}

.level-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--md-sys-elevation-3);
}

.level-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-md);
    border-radius: 12px;
}

.level-header.beginner {
    background: linear-gradient(135deg, #4caf50, #66bb6a);
    color: white;
}

.level-header.intermediate {
    background: linear-gradient(135deg, var(--ki-orange), var(--ki-orange-dark));
    color: white;
}

.level-header.advanced {
    background: linear-gradient(135deg, var(--ki-plum), var(--ki-plum-light));
    color: white;
}

.level-header h3 {
    margin: 0;
    font-size: var(--md-sys-typescale-title-large);
    font-weight: 600;
}

.level-notebooks {
    background: var(--ki-light-blue);
    color: var(--ki-plum);
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
    margin-top: var(--spacing-sm);
    display: inline-block;
}

/* Notebooks Grid */
.notebooks-section {
    padding: var(--spacing-xxl) 0;
    background: var(--ki-light-blue);
}

.notebooks-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    max-width: 1400px;
    margin: 0 auto;
}

.notebook-card {
    background: var(--card-bg);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--md-sys-elevation-2);
    transition: all 0.3s ease;
    border-left: 6px solid;
}

.notebook-card.beginner {
    border-left-color: #4caf50;
}

.notebook-card.intermediate {
    border-left-color: var(--ki-orange);
}

.notebook-card.advanced {
    border-left-color: var(--ki-plum);
}

.notebook-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--md-sys-elevation-3);
}

.notebook-header {
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--md-sys-color-background);
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid #e9ecef;
    min-height: 60px;
}

.notebook-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.notebook-number {
    background: var(--ki-plum);
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 18px;
}

.notebook-badge {
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.notebook-badge.beginner {
    background: #e8f5e8;
    color: #2e7d32;
}

.notebook-badge.intermediate {
    background: var(--ki-light-orange);
    color: var(--ki-orange-dark);
}

.notebook-badge.advanced {
    background: var(--ki-light-blue);
    color: var(--ki-plum);
}

.notebook-actions {
    display: flex;
    align-items: center;
}

.colab-btn {
    display: inline-block;
    transition: opacity 0.3s ease;
}

.colab-btn img {
    height: 20px;
    max-width: 120px;
    transition: transform 0.3s ease;
    display: block;
}

.colab-btn:hover {
    opacity: 0.8;
}

.colab-btn:hover img {
    transform: scale(1.05);
}

.notebook-content {
    padding: var(--spacing-lg);
}

.notebook-content h3 {
    font-size: var(--md-sys-typescale-title-large);
    color: var(--ki-plum);
    margin-bottom: var(--spacing-md);
    font-weight: 600;
    line-height: 1.3;
}

.notebook-description {
    color: var(--ki-grey);
    font-size: var(--md-sys-typescale-body-large);
    line-height: 1.6;
    margin-bottom: var(--spacing-lg);
}

.notebook-topics {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.topic {
    background: var(--ki-light-orange);
    color: var(--ki-plum);
    padding: 4px 10px;
    border-radius: 16px;
    font-size: 12px;
    font-weight: 500;
    border: 1px solid var(--ki-orange);
}

.notebook-meta {
    display: flex;
    justify-content: space-between;
    color: var(--ki-grey);
    font-size: 14px;
}

.meta-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.meta-item .material-icons {
    font-size: 16px;
    opacity: 0.7;
}

/* Getting Started Section */
.getting-started {
    padding: var(--spacing-xxl) 0;
    background: var(--md-sys-color-background);
}

.getting-started h2 {
    text-align: center;
    font-size: var(--md-sys-typescale-headline-large);
    color: var(--ki-plum);
    margin-bottom: var(--spacing-xl);
    font-weight: 600;
}

.getting-started-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-xl);
    max-width: 1200px;
    margin: 0 auto;
}

.getting-started-card {
    background: var(--card-bg);
    padding: var(--spacing-xl);
    border-radius: 20px;
    box-shadow: var(--md-sys-elevation-2);
    text-align: center;
    transition: all 0.3s ease;
}

.getting-started-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--md-sys-elevation-3);
}

.card-icon {
    background: linear-gradient(135deg, var(--ki-plum) 0%, var(--ki-plum-light) 100%);
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
}

.card-icon .material-icons {
    font-size: 40px;
    color: white;
}

.getting-started-card h3 {
    font-size: var(--md-sys-typescale-title-large);
    color: var(--ki-plum);
    margin-bottom: var(--spacing-md);
    font-weight: 600;
}

.getting-started-card p {
    color: var(--ki-grey);
    line-height: 1.6;
    margin-bottom: var(--spacing-lg);
}

.card-features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    text-align: left;
}

.feature {
    color: var(--ki-grey);
    font-size: 14px;
}

.code-snippet {
    background: var(--md-sys-color-background);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: var(--spacing-md);
    text-align: left;
    font-family: 'Courier New', monospace;
    font-size: 12px;
    color: var(--ki-plum);
    line-height: 1.4;
}

.path-steps {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    text-align: left;
}

.step {
    background: var(--ki-light-blue);
    color: var(--ki-plum);
    padding: var(--spacing-sm);
    border-radius: 8px;
    font-size: 14px;
    border-left: 4px solid var(--ki-orange);
}

/* API Documentation Styles */
.api-docs {
    padding: var(--spacing-xxl) 0;
    background: var(--md-sys-color-background);
}

.docs-grid {
    display: grid;
    grid-template-columns: 250px 1fr;
    gap: var(--spacing-xxl);
    max-width: 1400px;
    margin: 0 auto;
}

.docs-sidebar {
    position: sticky;
    top: 100px;
    height: fit-content;
    background: var(--card-bg);
    padding: var(--spacing-lg);
    border-radius: 16px;
    box-shadow: var(--md-sys-elevation-1);
}

.docs-sidebar h3 {
    color: var(--ki-plum);
    font-size: var(--md-sys-typescale-title-large);
    margin-bottom: var(--spacing-md);
    font-weight: 600;
}

.docs-toc {
    list-style: none;
    padding: 0;
}

.docs-toc li {
    margin-bottom: var(--spacing-sm);
}

.docs-toc a {
    color: var(--ki-grey);
    text-decoration: none;
    font-size: 14px;
    padding: var(--spacing-sm);
    display: block;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.docs-toc a:hover {
    background: var(--ki-light-blue);
    color: var(--ki-plum);
}

.docs-content {
    background: var(--card-bg);
    padding: var(--spacing-xl);
    border-radius: 16px;
    box-shadow: var(--md-sys-elevation-1);
}

.docs-section {
    margin-bottom: var(--spacing-xxl);
}

.docs-section h2 {
    color: var(--ki-plum);
    font-size: var(--md-sys-typescale-headline-large);
    margin-bottom: var(--spacing-lg);
    font-weight: 600;
    border-bottom: 2px solid var(--ki-light-orange);
    padding-bottom: var(--spacing-sm);
}

.code-block {
    background: var(--md-sys-color-background);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: var(--spacing-md);
    margin: var(--spacing-md) 0;
    font-family: 'Courier New', monospace;
    font-size: 14px;
    overflow-x: auto;
}

.code-block h4 {
    color: var(--ki-plum);
    margin-bottom: var(--spacing-sm);
    font-family: 'Roboto', sans-serif;
}

.api-method {
    background: var(--ki-light-blue);
    padding: var(--spacing-lg);
    border-radius: 12px;
    margin: var(--spacing-lg) 0;
    border-left: 4px solid var(--ki-plum);
}

.api-method h3 {
    color: var(--ki-plum);
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
}

.method-signature {
    background: var(--card-bg);
    padding: var(--spacing-sm);
    border-radius: 6px;
    font-family: 'Courier New', monospace;
    font-size: 14px;
    color: var(--ki-plum);
    margin: var(--spacing-sm) 0;
}

.parameters {
    margin-top: var(--spacing-md);
}

.parameters h4 {
    color: var(--ki-plum);
    font-size: 16px;
    margin-bottom: var(--spacing-sm);
}

.parameters ul {
    list-style-type: none;
    padding-left: var(--spacing-md);
}

.parameters li {
    margin-bottom: var(--spacing-xs);
    color: var(--ki-grey);
    font-size: 14px;
}

.example-block {
    background: var(--ki-light-orange);
    padding: var(--spacing-lg);
    border-radius: 12px;
    margin: var(--spacing-lg) 0;
    border-left: 4px solid var(--ki-orange);
}

.example-block h3 {
    color: var(--ki-orange-dark);
    margin-bottom: var(--spacing-md);
    font-weight: 600;
}

/* Responsive Design for Notebooks */
@media (max-width: 768px) {
    .notebooks-grid {
        grid-template-columns: 1fr;
        padding: 0 var(--spacing-md);
    }
    
    .notebook-header {
        padding: var(--spacing-sm) var(--spacing-md);
        min-height: auto;
    }
    
    .notebook-actions {
        margin-left: auto;
    }
    
    .colab-btn img {
        height: 18px;
        max-width: 100px;
    }
    
    .getting-started-grid {
        grid-template-columns: 1fr;
    }
    
    .docs-grid {
        grid-template-columns: 1fr;
    }
    
    .docs-sidebar {
        position: relative;
        top: auto;
    }
    
    .learning-levels {
        grid-template-columns: 1fr;
    }
}

/* Methods Overview Section Styles */
.methods-overview-section {
    padding: var(--spacing-xxl) 0;
    background: var(--md-sys-color-surface-variant);
}

.methods-preview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
}

.methods-category-card {
    background: var(--card-bg);
    border-radius: 20px;
    padding: var(--spacing-lg);
    text-align: center;
    box-shadow: var(--md-sys-elevation-2);
    transition: all 0.3s ease;
    border-left: 6px solid var(--md-sys-color-primary);
}

.methods-category-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--md-sys-elevation-3);
}

.category-icon {
    font-size: 48px;
    margin-bottom: var(--spacing-md);
}

.methods-category-card h3 {
    color: var(--md-sys-color-primary);
    margin-bottom: var(--spacing-sm);
    font-size: 18px;
}

.methods-category-card p {
    color: var(--md-sys-color-on-surface-variant);
    margin-bottom: var(--spacing-md);
    font-size: 14px;
}

.method-count {
    display: inline-block;
    background: var(--md-sys-color-secondary-container);
    color: var(--md-sys-color-on-secondary-container);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
}

.methods-cta {
    text-align: center;
    margin-top: var(--spacing-xxl);
    padding: var(--spacing-xl);
    background: var(--card-bg);
    border-radius: 20px;
    box-shadow: var(--md-sys-elevation-2);
}

.btn-primary.large {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 18px;
    margin-bottom: var(--spacing-md);
}

.cta-description {
    color: var(--md-sys-color-on-surface-variant);
    font-size: 16px;
    margin: 0;
}

/* CV Methods Comparison Table Styles */
.methods-table-section {
    padding: var(--spacing-xxl) 0;
    background: var(--md-sys-color-surface);
}

.table-container {
    overflow-x: auto;
    margin: var(--spacing-xl) 0;
    border-radius: 20px;
    border: 1px solid var(--md-sys-color-outline-variant);
    box-shadow: var(--md-sys-elevation-2);
}

.cv-methods-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
    background: var(--card-bg);
}

.cv-methods-table th {
    background: var(--md-sys-color-primary-container);
    color: var(--md-sys-color-on-primary-container);
    padding: var(--spacing-md);
    text-align: left;
    font-weight: 600;
    border-bottom: 2px solid var(--md-sys-color-outline-variant);
    position: sticky;
    top: 0;
    z-index: 10;
}

.cv-methods-table td {
    padding: var(--spacing-sm) var(--spacing-md);
    border-bottom: 1px solid var(--md-sys-color-outline-variant);
    vertical-align: top;
}

.cv-methods-table tr:hover:not(.category-header) {
    background: var(--md-sys-color-secondary-container);
}

.category-header {
    background: var(--md-sys-color-tertiary-container) !important;
}

.category-header td {
    border-top: 2px solid var(--md-sys-color-primary);
    border-bottom: 2px solid var(--md-sys-color-primary);
}

.category-title {
    font-weight: 700;
    font-size: 16px;
    color: var(--md-sys-color-on-tertiary-container);
    padding: var(--spacing-md) !important;
}

.cv-methods-table strong {
    color: var(--md-sys-color-primary);
    font-weight: 600;
}

/* Table responsive design */
@media (max-width: 1200px) {
    .cv-methods-table {
        font-size: 13px;
    }
    
    .cv-methods-table th,
    .cv-methods-table td {
        padding: var(--spacing-xs) var(--spacing-sm);
    }
}

@media (max-width: 768px) {
    .table-container {
        margin: var(--spacing-lg) -var(--spacing-md);
        border-radius: 0;
        border-left: none;
        border-right: none;
    }
    
    .cv-methods-table {
        font-size: 12px;
    }
    
    .cv-methods-table th:not(:first-child):not(:nth-child(2)):not(:nth-child(4)) {
        display: none;
    }
    
    .cv-methods-table td:not(:first-child):not(:nth-child(2)):not(:nth-child(4)) {
        display: none;
    }
}

/* Table Legend */
.table-legend {
    margin-top: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: var(--md-sys-color-primary-container);
    border-radius: 16px;
    border-left: 6px solid var(--md-sys-color-primary);
}

.table-legend h4 {
    color: var(--md-sys-color-on-primary-container);
    margin-bottom: var(--spacing-md);
}

.legend-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.legend-item {
    padding: var(--spacing-md);
    background: var(--card-bg);
    border-radius: 12px;
    border-left: 4px solid var(--md-sys-color-secondary);
}

.legend-item strong {
    display: block;
    color: var(--md-sys-color-primary);
    margin-bottom: var(--spacing-xs);
}

.legend-item span {
    color: var(--md-sys-color-on-surface-variant);
    font-size: 14px;
}

/* Demo Section Styles */
.demonstrations {
    padding: var(--spacing-xxl) 0;
    background: var(--md-sys-color-surface-variant);
}

.section-subtitle {
    text-align: center;
    color: var(--ki-grey);
    font-size: var(--md-sys-typescale-body-large);
    margin-bottom: var(--spacing-xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Demo Tabs */
.demo-tabs {
    max-width: 1200px;
    margin: 0 auto;
    background: var(--card-bg);
    border-radius: 16px;
    box-shadow: var(--md-sys-elevation-2);
    overflow: hidden;
}

.tab-headers {
    display: flex;
    background: var(--ki-light-blue);
    border-bottom: 1px solid #e0e0e0;
}

.tab-header {
    flex: 1;
    padding: var(--spacing-md) var(--spacing-lg);
    background: none;
    border: none;
    font-size: 14px;
    font-weight: 500;
    color: var(--ki-grey);
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    border-bottom: 3px solid transparent;
}

.tab-header:hover {
    background: rgba(79, 4, 51, 0.05);
    color: var(--ki-plum);
}

.tab-header.active {
    color: var(--ki-plum);
    background: var(--card-bg);
    border-bottom-color: var(--ki-plum);
}

/* Demo Content */
.demo-content {
    display: none;
    padding: var(--spacing-xl);
}

.demo-content.active {
    display: block;
}

.demo-info {
    margin-bottom: var(--spacing-xl);
}

.demo-info h3 {
    font-size: var(--md-sys-typescale-title-large);
    color: var(--ki-plum);
    margin-bottom: var(--spacing-md);
}

.demo-description {
    background: var(--ki-light-orange);
    padding: var(--spacing-md);
    border-radius: 12px;
    margin-bottom: var(--spacing-md);
    border-left: 4px solid var(--ki-orange);
}

.demo-description p {
    margin-bottom: var(--spacing-sm);
}

.demo-description strong {
    color: var(--ki-plum);
}

.demo-details {
    background: var(--md-sys-color-background);
    padding: var(--spacing-md);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.demo-details h4 {
    color: var(--ki-plum);
    margin-bottom: var(--spacing-sm);
    font-size: 16px;
}

.demo-details ul {
    margin-left: var(--spacing-md);
}

.demo-details li {
    margin-bottom: var(--spacing-xs);
    color: var(--ki-dark-plum);
}

/* Demo Controls */
.demo-controls {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-md);
    background: var(--md-sys-color-background);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.control-group {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.control-group label {
    font-weight: 500;
    color: var(--ki-plum);
    white-space: nowrap;
}

.control-group select,
.control-group input[type="range"] {
    padding: var(--spacing-sm);
    border: 1px solid #ccc;
    border-radius: 6px;
    background: var(--card-bg);
}

.control-group select:focus,
.control-group input:focus {
    outline: 2px solid var(--ki-plum);
    outline-offset: 2px;
}

.btn-demo {
    background: var(--ki-plum);
    color: white;
    border: none;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 6px;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.btn-demo:hover {
    background: var(--ki-dark-plum);
}

/* Demo Results */
.demo-results {
    margin-top: var(--spacing-lg);
}

.results-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.result-card {
    background: var(--card-bg);
    padding: var(--spacing-md);
    border-radius: 8px;
    border: 1px solid var(--border-color);
    box-shadow: var(--md-sys-elevation-1);
}

.result-card h4 {
    color: var(--ki-plum);
    margin-bottom: var(--spacing-md);
    border-bottom: 2px solid var(--ki-light-orange);
    padding-bottom: var(--spacing-sm);
}

.metric-display {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.metric {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm);
    background: var(--md-sys-color-background);
    border-radius: 6px;
}

.metric-label {
    font-weight: 500;
    color: var(--ki-grey);
}

.metric-value {
    font-weight: bold;
    color: var(--ki-plum);
    font-size: 18px;
}

.visualization-container {
    background: var(--card-bg);
    border-radius: 8px;
    padding: var(--spacing-md);
    box-shadow: var(--md-sys-elevation-1);
}

/* Impact Messages */
.impact-warning {
    background: var(--status-error-bg);
    border: 1px solid var(--status-error-border);
    color: var(--status-error-text);
    padding: var(--spacing-md);
    border-radius: 8px;
}

.impact-success {
    background: var(--status-success-bg);
    border: 1px solid var(--status-success-border);
    color: var(--status-success-text);
    padding: var(--spacing-md);
    border-radius: 8px;
}

.impact-warning strong,
.impact-success strong {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-size: 16px;
}

.explanation-text {
    background: var(--md-sys-color-background);
    padding: var(--spacing-md);
    border-radius: 8px;
    border-left: 4px solid var(--ki-plum);
    margin-top: var(--spacing-md);
}

.explanation-text h4 {
    color: var(--ki-plum);
    margin-bottom: var(--spacing-sm);
}

.method-recommendation,
.clinical-context,
.regulatory-note {
    margin-top: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--ki-light-orange);
    border-radius: 8px;
    border-left: 4px solid var(--ki-orange);
}

.method-recommendation h5,
.clinical-context h5,
.regulatory-note h5 {
    color: var(--ki-plum);
    margin-bottom: var(--spacing-sm);
}

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

.quiz-container {
    max-width: 800px;
    margin: 0 auto;
}

.quiz-progress {
    margin-bottom: var(--spacing-xl);
    text-align: center;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: #e0e0e0;
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: var(--spacing-sm);
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--ki-plum), var(--ki-orange));
    transition: width 0.5s ease;
    border-radius: 4px;
}

.progress-text {
    color: var(--ki-grey);
    font-weight: 500;
}

.quiz-card {
    background: var(--card-bg);
    border-radius: 16px;
    padding: var(--spacing-xl);
    box-shadow: var(--md-sys-elevation-2);
    margin-bottom: var(--spacing-lg);
}

.question-scenario {
    background: var(--ki-light-orange);
    padding: var(--spacing-md);
    border-radius: 8px;
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.question-scenario h3 {
    color: var(--ki-plum);
    font-size: 20px;
}

.question-content h4 {
    color: var(--ki-dark-plum);
    font-size: 18px;
    line-height: 1.5;
    margin-bottom: var(--spacing-lg);
}

.quiz-options {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.quiz-option {
    padding: var(--spacing-md);
    background: var(--card-bg);
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    text-align: left;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 16px;
    line-height: 1.4;
}

.quiz-option:hover {
    border-color: var(--ki-plum);
    background: var(--ki-light-blue);
}

.quiz-option.selected {
    border-color: var(--ki-plum);
    background: var(--ki-light-orange);
    color: var(--ki-plum);
    font-weight: 500;
}

.quiz-option.correct {
    border-color: #22c55e;
    background: #f0fdf4;
    color: #15803d;
}

.quiz-option.incorrect {
    border-color: #ef4444;
    background: #fef2f2;
    color: #dc2626;
}

.quiz-option:disabled {
    cursor: not-allowed;
    opacity: 0.8;
}

.quiz-explanation {
    background: var(--md-sys-color-background);
    padding: var(--spacing-lg);
    border-radius: 8px;
    border-left: 4px solid var(--ki-plum);
    margin-bottom: var(--spacing-lg);
}

.quiz-explanation h4 {
    color: var(--ki-plum);
    margin-bottom: var(--spacing-md);
}

.clinical-insight {
    margin-top: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--ki-light-orange);
    border-radius: 6px;
}

.clinical-insight h5 {
    color: var(--ki-plum);
    margin-bottom: var(--spacing-sm);
}

.quiz-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: var(--spacing-lg);
}

.btn-quiz {
    background: var(--ki-orange);
    color: white;
    border: none;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 6px;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.btn-quiz:hover {
    background: var(--ki-orange-dark);
}

/* Quiz Results */
.quiz-results {
    background: var(--card-bg);
    border-radius: 16px;
    padding: var(--spacing-xl);
    box-shadow: var(--md-sys-elevation-2);
    text-align: center;
}

/* Quiz Review Section */
.quiz-review-section {
    margin-top: var(--spacing-xxl);
    text-align: left;
    border-top: 2px solid var(--border-color);
    padding-top: var(--spacing-xl);
}

.review-item {
    background: var(--md-sys-color-background);
    border-radius: 12px;
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    border-left: 6px solid #ccc;
}

.review-item.correct {
    border-left-color: #4CAF50;
}

.review-item.incorrect {
    border-left-color: #F44336;
}

.review-question {
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--ki-dark-plum);
}

.review-answer {
    font-size: 14px;
    margin-bottom: var(--spacing-xs);
}

.review-answer.your-answer {
    color: #F44336;
}

.review-item.correct .review-answer.your-answer {
    color: #4CAF50;
}

.review-explanation {
    margin-top: var(--spacing-md);
    font-size: 13px;
    background: var(--card-bg);
    padding: var(--spacing-md);
    border-radius: 8px;
    color: var(--ki-grey);
}

/* Quiz Actions Final */
    color: var(--ki-plum);
    font-size: 28px;
    margin-bottom: var(--spacing-lg);
}

.score-display {
    margin-bottom: var(--spacing-xl);
}

.score-circle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--ki-plum), var(--ki-orange));
    color: white;
    font-size: 24px;
    font-weight: bold;
    position: relative;
}

.score-value {
    font-size: 36px;
}

.score-total {
    font-size: 18px;
    opacity: 0.8;
}

.performance-breakdown {
    text-align: left;
    margin-bottom: var(--spacing-xl);
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.skill-area {
    margin-bottom: var(--spacing-md);
}

.skill-name {
    display: block;
    font-weight: 500;
    color: var(--ki-plum);
    margin-bottom: var(--spacing-xs);
}

.skill-bar {
    width: 100%;
    height: 20px;
    background: #e0e0e0;
    border-radius: 10px;
    overflow: hidden;
}

.skill-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--ki-plum), var(--ki-orange));
    border-radius: 10px;
    transition: width 0.8s ease;
}

.recommendations {
    text-align: left;
    background: var(--md-sys-color-background);
    padding: var(--spacing-lg);
    border-radius: 8px;
    margin-bottom: var(--spacing-lg);
    border-left: 4px solid var(--ki-plum);
}

.recommendations h4 {
    color: var(--ki-plum);
    margin-bottom: var(--spacing-md);
}

.recommendations ul {
    margin-left: var(--spacing-md);
}

.recommendations li {
    margin-bottom: var(--spacing-sm);
    color: var(--ki-dark-plum);
    line-height: 1.5;
}

/* Responsive Design */
@media (max-width: 768px) {
    .tab-headers {
        flex-direction: column;
    }
    
    .results-grid {
        grid-template-columns: 1fr;
    }
    
    .demo-controls {
        flex-direction: column;
        align-items: stretch;
    }
    
    .quiz-actions {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .score-circle {
        width: 100px;
        height: 100px;
    }
    
    .score-value {
        font-size: 28px;
    }
}

/* ===== DARK THEME OVERRIDES FOR TUTORIALS CSS ===== */
[data-theme="dark"] .animation-container,
[data-theme="dark"] .docs-content,
[data-theme="dark"] .feature-card,
[data-theme="dark"] .getting-started-card,
[data-theme="dark"] .learning-card,
[data-theme="dark"] .level-card,
[data-theme="dark"] .method-signature,
[data-theme="dark"] .methods-category-card,
[data-theme="dark"] .nav-card,
[data-theme="dark"] .notebook-card,
[data-theme="dark"] .quiz-card,
[data-theme="dark"] .quiz-results,
[data-theme="dark"] .result-card,
[data-theme="dark"] .visualization-container,
[data-theme="dark"] .impact-warning {
    background: #1F1030;
    border-color: rgba(255,135,111,0.1);
}

[data-theme="dark"] .question-content h4,
[data-theme="dark"] .quiz-card h3,
[data-theme="dark"] .result-card h3,
[data-theme="dark"] .learning-card h3,
[data-theme="dark"] .getting-started-card h3 {
    color: #F5EDF3;
}

[data-theme="dark"] .quiz-card p,
[data-theme="dark"] .result-card p,
[data-theme="dark"] .learning-card p,
[data-theme="dark"] .getting-started-card p {
    color: #A08898;
}

[data-theme="dark"] .quiz-option {
    background: #1F1030;
    border-color: rgba(255,135,111,0.1);
    color: #F5EDF3;
}

[data-theme="dark"] .quiz-option:hover {
    background: #240820;
    border-color: #C066A0;
}

[data-theme="dark"] .quiz-option.correct {
    background: #0A2A0A;
    border-color: #4CAF50;
}

[data-theme="dark"] .quiz-option.incorrect {
    background: #2A0A0A;
    border-color: #F44336;
}

[data-theme="dark"] .score-circle {
    background: #1F1030;
    border-color: #C066A0;
}

[data-theme="dark"] .learning-path-intro,
[data-theme="dark"] .notebooks-section,
[data-theme="dark"] .getting-started {
    background: #12010F;
}

[data-theme="dark"] .level-header.beginner { background: linear-gradient(135deg, #1b5e20, #2e7d32); }
[data-theme="dark"] .level-header.intermediate { background: linear-gradient(135deg, #e65100, #f57c00); }
[data-theme="dark"] .level-header.advanced { background: linear-gradient(135deg, #4a148c, #7b1fa2); }

[data-theme="dark"] .code-snippet {
    background: #0E000C;
    color: #F5EDF3;
}

[data-theme="dark"] .code-snippet code {
    color: #FF876F;
}

[data-theme="dark"] .card-features .feature {
    color: #F5EDF3;
}

[data-theme="dark"] .path-steps .step {
    color: #A08898;
}

[data-theme="dark"] .notebook-description {
    color: #A08898;
}

[data-theme="dark"] .notebook-topics .topic {
    background: #240820;
    color: #C066A0;
}

[data-theme="dark"] .notebook-meta .meta-item {
    color: #A08898;
}

[data-theme="dark"] .quiz-intro,
[data-theme="dark"] .quiz-features {
    background: #12010F;
}

[data-theme="dark"] .objective,
[data-theme="dark"] .quiz-feature-card {
    background: #1F1030;
    color: #F5EDF3;
}

[data-theme="dark"] .objective span,
[data-theme="dark"] .quiz-feature-card p {
    color: #A08898;
}

[data-theme="dark"] .explanation-box {
    background: #240820;
    border-left-color: #C066A0;
    color: #F5EDF3;
}

[data-theme="dark"] .demo-controls select,
[data-theme="dark"] .demo-controls button {
    background: #1F1030;
    color: #F5EDF3;
    border-color: rgba(255,135,111,0.1);
}

[data-theme="dark"] .demo-explanation {
    background: #1F1030;
    color: #F5EDF3;
}

[data-theme="dark"] .demo-explanation h4 {
    color: #C066A0;
}