/* ===== TUTORIAL PAGE STYLES ===== */
/* Beautiful glass morphism design matching main website */

/* Enhanced Navbar for Tutorial Pages */
.navbar-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-shrink: 0;
}

.action-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.65rem 1.25rem;
    white-space: nowrap;
    min-width: fit-content;
}

.action-btn span {
    white-space: nowrap;
}

.action-btn i {
    flex-shrink: 0;
    font-size: 1.1rem;
}

/* Ensure navbar doesn't cause wrapping on smaller screens */
.navbar-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
    gap: var(--space-md);
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    flex-shrink: 0;
}

/* Tutorial Index Navigation Links */
.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.2s ease;
    position: relative;
}

.nav-link:hover {
    color: var(--text-primary);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(135deg, var(--color-purple-500), var(--color-blue-500));
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

/* Hero Action Buttons */
.hero-actions a {
    position: relative;
    overflow: hidden;
}

.hero-actions a:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.hero-actions a:active {
    transform: translateY(0);
}

/* Tutorial Hero Section */
.tutorial-hero {
    padding: calc(var(--space-3xl) + 60px) 0 var(--space-3xl);
    position: relative;
    z-index: 1;
}

.tutorial-hero-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

/* Learning Path Section */
.learning-path {
    padding: var(--space-3xl) 0;
    position: relative;
    z-index: 1;
}

.level-section {
    margin-bottom: var(--space-3xl);
}

.level-header {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.level-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1.25rem;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
    backdrop-filter: blur(10px);
}

.level-badge.beginner {
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.15), rgba(16, 185, 129, 0.15));
    border: 1px solid rgba(34, 197, 94, 0.3);
    color: rgb(34, 197, 94);
}

.level-badge.intermediate {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.15), rgba(37, 99, 235, 0.15));
    border: 1px solid rgba(59, 130, 246, 0.3);
    color: rgb(59, 130, 246);
}

.level-badge.advanced {
    background: linear-gradient(135deg, rgba(147, 51, 234, 0.15), rgba(126, 34, 206, 0.15));
    border: 1px solid rgba(147, 51, 234, 0.3);
    color: rgb(147, 51, 234);
}

.level-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--space-sm);
    color: var(--text-primary);
}

.level-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Lessons Grid */
.lessons-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: var(--space-lg);
}

.lesson-card {
    position: relative;
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-lg);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(10px);
    box-shadow: var(--glass-shadow);
    transition: all var(--transition-base);
    text-decoration: none;
    overflow: hidden;
}

.lesson-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(147, 51, 234, 0.05), rgba(59, 130, 246, 0.05));
    opacity: 0;
    transition: opacity var(--transition-base);
}

.lesson-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 48px rgba(147, 51, 234, 0.2);
    border-color: rgba(147, 51, 234, 0.4);
}

.lesson-card:hover::before {
    opacity: 1;
}

.lesson-number {
    position: relative;
    z-index: 1;
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--color-purple-500), var(--color-blue-500));
    color: white;
    border-radius: var(--radius-md);
    box-shadow: 0 4px 12px rgba(147, 51, 234, 0.3);
}

.lesson-content {
    position: relative;
    z-index: 1;
    flex: 1;
}

.lesson-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.lesson-description {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-sm);
}

.lesson-meta {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    font-size: 0.75rem;
    color: var(--text-tertiary);
    flex-wrap: nowrap;
}

.lesson-duration {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    white-space: nowrap;
    flex-shrink: 0;
}

.lesson-duration i {
    flex-shrink: 0;
    font-size: 0.875rem;
}

.lesson-level {
    padding: 0.25rem 0.75rem;
    background: rgba(147, 51, 234, 0.1);
    border-radius: 50px;
    color: var(--color-purple-500);
    font-weight: 500;
    white-space: nowrap;
    flex-shrink: 0;
}

.lesson-arrow {
    position: relative;
    z-index: 1;
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: var(--text-tertiary);
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-sm);
    transition: all var(--transition-base);
}

.lesson-card:hover .lesson-arrow {
    transform: translateX(4px);
    background: rgba(147, 51, 234, 0.2);
    color: var(--color-purple-500);
}

/* Tutorial Content Page Styles */
.tutorial-content {
    padding: calc(var(--space-3xl) + 60px) 0 var(--space-3xl);
    position: relative;
    z-index: 1;
}

.tutorial-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.tutorial-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.tutorial-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1.25rem;
    background: linear-gradient(135deg, rgba(147, 51, 234, 0.15), rgba(59, 130, 246, 0.15));
    border: 1px solid rgba(147, 51, 234, 0.3);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-purple-500);
    margin-bottom: var(--space-md);
}

.tutorial-title {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: var(--space-md);
    background: linear-gradient(135deg, var(--color-purple-500), var(--color-blue-500));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tutorial-meta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-lg);
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.tutorial-meta-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Tutorial Content Body */
.tutorial-body {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    backdrop-filter: blur(10px);
    box-shadow: var(--glass-shadow);
    margin-bottom: var(--space-xl);
}

.tutorial-body h2 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-top: var(--space-2xl);
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-sm);
    border-bottom: 2px solid rgba(147, 51, 234, 0.2);
}

.tutorial-body h2:first-child {
    margin-top: 0;
}

.tutorial-body h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-top: var(--space-xl);
    margin-bottom: var(--space-md);
}

.tutorial-body h4 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-top: var(--space-lg);
    margin-bottom: var(--space-sm);
}

.tutorial-body p {
    font-size: 1.0625rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: var(--space-md);
}

.tutorial-body ul,
.tutorial-body ol {
    margin-bottom: var(--space-md);
    padding-left: var(--space-xl);
}

.tutorial-body li {
    font-size: 1.0625rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: var(--space-sm);
}

.tutorial-body strong {
    color: var(--text-primary);
    font-weight: 600;
}

/* Code Blocks */
.tutorial-body pre {
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(147, 51, 234, 0.2);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    margin: var(--space-lg) 0;
    overflow-x: auto;
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
    font-size: 0.9375rem;
    line-height: 1.6;
}

.tutorial-body code {
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
    font-size: 0.9em;
    background: rgba(147, 51, 234, 0.1);
    padding: 0.2em 0.5em;
    border-radius: 4px;
    color: var(--color-purple-500);
}

.tutorial-body pre code {
    background: none;
    padding: 0;
    color: var(--text-primary);
}

/* Enhanced Syntax Highlighting */
.syntax-keyword { 
    color: #c678dd; 
    font-weight: 700;
    text-shadow: 0 0 8px rgba(198, 120, 221, 0.3);
}

.syntax-function { 
    color: #61afef;
    font-weight: 600;
}

.syntax-string { 
    color: #98c379;
    font-style: normal;
}

.syntax-number { 
    color: #d19a66;
    font-weight: 500;
}

.syntax-comment { 
    color: #5c6370;
    font-style: italic;
    opacity: 0.8;
}

.syntax-operator { 
    color: #56b6c2;
    font-weight: 600;
}

.syntax-variable {
    color: #e06c75;
    font-style: normal;
}

/* Light theme syntax colors */
[data-theme="light"] .syntax-keyword { 
    color: #a626a4;
    text-shadow: none;
}

[data-theme="light"] .syntax-function { 
    color: #0184bc;
}

[data-theme="light"] .syntax-string { 
    color: #50a14f;
}

[data-theme="light"] .syntax-number { 
    color: #c18401;
}

[data-theme="light"] .syntax-comment { 
    color: #a0a1a7;
}

[data-theme="light"] .syntax-operator { 
    color: #0184bc;
}

[data-theme="light"] .syntax-variable {
    color: #e45649;
}

/* Keep old classes for backwards compatibility */
.keyword { color: #c678dd; font-weight: 600; }
.function { color: #61afef; }
.string { color: #98c379; }
.number { color: #d19a66; }
.comment { color: #5c6370; font-style: italic; }
.operator { color: #56b6c2; }

/* Note Boxes */
.note-box {
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-md);
    margin: var(--space-lg) 0;
    border-left: 4px solid;
}

.note-box.info {
    background: rgba(59, 130, 246, 0.1);
    border-color: var(--color-blue-500);
}

.note-box.tip {
    background: rgba(16, 185, 129, 0.1);
    border-color: var(--color-success);
}

.note-box.warning {
    background: rgba(234, 88, 12, 0.1);
    border-color: var(--color-orange-600);
}

.note-box-title {
    font-weight: 600;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.note-box-content {
    color: var(--text-secondary);
}

/* Example Boxes */
.example-box {
    background: rgba(147, 51, 234, 0.05);
    border: 1px solid rgba(147, 51, 234, 0.2);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    margin: var(--space-lg) 0;
}

.example-title {
    font-weight: 600;
    color: var(--color-purple-500);
    margin-bottom: var(--space-md);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Output Boxes */
.output-box {
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(34, 197, 94, 0.3);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    margin: var(--space-lg) 0;
    font-family: 'JetBrains Mono', monospace;
}

.output-title {
    font-weight: 600;
    color: var(--color-success);
    margin-bottom: var(--space-sm);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.output-content {
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.6;
    white-space: pre-line;
}

/* Navigation Buttons */
.tutorial-navigation {
    display: flex;
    justify-content: space-between;
    gap: var(--space-md);
    margin-top: var(--space-2xl);
    margin-bottom: var(--space-2xl);
    padding-bottom: var(--space-lg);
}

.nav-btn {
    flex: 1;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-lg);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    backdrop-filter: blur(10px);
    text-decoration: none;
    transition: all var(--transition-base);
    position: relative;
    z-index: 100;
}

.nav-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(147, 51, 234, 0.2);
    border-color: rgba(147, 51, 234, 0.4);
}

.nav-btn.prev {
    justify-content: flex-start;
}

.nav-btn.next {
    justify-content: flex-end;
}

.nav-btn-content {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.nav-btn-label {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.nav-btn-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

/* Exercise Section */
.exercise-section {
    background: linear-gradient(135deg, rgba(234, 88, 12, 0.05), rgba(251, 146, 60, 0.05));
    border: 1px solid rgba(234, 88, 12, 0.2);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    margin: var(--space-2xl) 0;
}

.exercise-header {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.exercise-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(234, 88, 12, 0.2);
    border-radius: var(--radius-md);
    font-size: 1.5rem;
    color: var(--color-orange-600);
}

.exercise-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.exercise-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.exercise-item {
    background: rgba(0, 0, 0, 0.2);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    border-left: 3px solid var(--color-orange-600);
}

.exercise-item-title {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.exercise-item-description {
    color: var(--text-secondary);
}

/* Quick Reference Tables */
.tutorial-body table {
    width: 100%;
    border-collapse: collapse;
    margin: var(--space-lg) 0;
    background: rgba(0, 0, 0, 0.2);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.tutorial-body th {
    background: rgba(147, 51, 234, 0.2);
    color: var(--text-primary);
    font-weight: 600;
    padding: var(--space-md);
    text-align: left;
    border-bottom: 2px solid rgba(147, 51, 234, 0.3);
}

.tutorial-body td {
    padding: var(--space-md);
    color: var(--text-secondary);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.tutorial-body tr:last-child td {
    border-bottom: none;
}

/* Statistics Grid Responsive */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
}

@media (max-width: 1024px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr) !important;
    }
}

@media (max-width: 600px) {
    .stats-grid {
        grid-template-columns: 1fr !important;
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .lessons-grid {
        grid-template-columns: 1fr;
    }
    
    .tutorial-title {
        font-size: 2rem;
    }
    
    .tutorial-navigation {
        flex-direction: column;
    }
    
    .nav-btn {
        justify-content: center !important;
    }
    
    /* Compact navbar buttons on smaller screens */
    .navbar-actions {
        gap: 0.5rem;
    }
    
    .action-btn {
        padding: 0.5rem 0.9rem;
        font-size: 0.8rem;
        gap: 0.4rem;
    }
    
    .action-btn i {
        font-size: 1rem;
    }
    
    /* Ensure lesson cards remain readable */
    .lesson-card {
        padding: var(--space-md);
    }
    
    .lesson-meta {
        gap: var(--space-sm);
        font-size: 0.7rem;
    }
    
    .lesson-duration {
        gap: 0.2rem;
    }
    
    .lesson-level {
        padding: 0.2rem 0.6rem;
        font-size: 0.7rem;
    }
}

/* Extra small screens - show only icons or abbreviate */
@media (max-width: 480px) {
    .action-btn span {
        display: none;
    }
    
    .action-btn {
        padding: 0.6rem;
        width: 40px;
        height: 40px;
        justify-content: center;
    }
    
    .action-btn i {
        font-size: 1.25rem;
    }
    
    .navbar-actions {
        gap: 0.4rem;
    }
    
    /* Further compact lesson cards on very small screens */
    .lesson-card {
        gap: var(--space-sm);
    }
    
    .lesson-number {
        width: 50px;
        height: 50px;
        font-size: 1.25rem;
    }
    
    .lesson-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.4rem;
    }
}

/* Mobile responsive for hero features grid */
@media (max-width: 900px) {
    .tutorial-hero-content > div[style*="grid-template-columns: repeat(4, 1fr)"] {
        grid-template-columns: repeat(2, 1fr) !important;
    }
}

@media (max-width: 500px) {
    .tutorial-hero-content > div[style*="grid-template-columns"] {
        grid-template-columns: 1fr !important;
    }
}

/* Contact CTA Section Hover Effects */
.contact-cta-btn:hover {
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 12px 32px rgba(147, 51, 234, 0.5) !important;
}

.contact-cta-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(147, 51, 234, 0.5);
    transform: translateY(-2px);
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Hide Table of Contents on smaller screens */
@media (max-width: 1400px) {
    .table-of-contents {
        display: none !important;
    }
}

/* TOC Toggle Button */
.toc-toggle-btn {
    position: fixed;
    z-index: 999;
}

.toc-toggle-btn:hover {
    transform: scale(1.1) !important;
}

/* Light theme for TOC button */
[data-theme="light"] .toc-toggle-btn {
    background: rgba(255, 255, 255, 0.95);
    border-color: rgba(147, 51, 234, 0.2);
    box-shadow: 0 4px 20px rgba(147, 51, 234, 0.15);
}

[data-theme="light"] .toc-toggle-btn:hover {
    box-shadow: 0 6px 30px rgba(147, 51, 234, 0.3) !important;
}

/* Responsive adjustments for floating nav */
@media (max-width: 768px) {
    .floating-nav {
        bottom: 7rem !important;
        right: 1rem !important;
    }
    
    .toc-toggle-btn {
        right: 1rem !important;
        bottom: calc(5rem + 70px) !important;
    }
}

/* Stack buttons vertically on mobile if reading controls exist */
@media (max-width: 768px) {
    .toc-toggle-btn {
        width: 48px !important;
        height: 48px !important;
        font-size: 1.25rem !important;
    }
}

@media (max-width: 480px) {
    .toc-toggle-btn {
        width: 48px !important;
        height: 48px !important;
        font-size: 1.25rem !important;
    }
}

/* Quick Jump responsive */
@media (max-width: 768px) {
    .quick-jump-container {
        margin-left: var(--space-sm) !important;
    }
    
    .quick-jump-btn span {
        display: none;
    }
    
    .quick-jump-btn {
        padding: 0.625rem !important;
        min-width: 40px;
    }
    
    .quick-jump-dropdown {
        width: 320px !important;
        right: 0 !important;
        left: auto !important;
    }
}

@media (max-width: 480px) {
    .quick-jump-dropdown {
        width: calc(100vw - 2rem) !important;
        left: 50% !important;
        right: auto !important;
        transform: translateX(-50%) translateY(-10px) !important;
    }
    
    .quick-jump-dropdown.active {
        transform: translateX(-50%) translateY(0) !important;
    }
}

/* Hover effects for Try buttons */
.try-code-btn:hover {
    transform: translateY(-2px) !important;
}

/* Light theme for code buttons */
[data-theme="light"] .copy-code-btn,
[data-theme="light"] .try-code-btn {
    background: rgba(147, 51, 234, 0.15);
    border-color: rgba(147, 51, 234, 0.3);
}

[data-theme="light"] .copy-code-btn:hover,
[data-theme="light"] .try-code-btn:hover {
    background: rgba(147, 51, 234, 0.25);
}

/* Progress Bar Styling */
.progress-display,
.lesson-progress-bar {
    animation: slideUp 0.5s ease-out;
}

.lesson-progress-bar {
    transition: all 0.3s ease;
}

.lesson-progress-bar:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(147, 51, 234, 0.2);
}

.lesson-progress-bar a:hover {
    background: rgba(147, 51, 234, 0.2) !important;
    border-color: rgba(147, 51, 234, 0.4) !important;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(147, 51, 234, 0.2);
}

.progress-display a:hover {
    background: rgba(147, 51, 234, 0.2) !important;
    border-color: rgba(147, 51, 234, 0.4) !important;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(147, 51, 234, 0.2);
}

[data-theme="light"] .progress-display > div,
[data-theme="light"] .lesson-progress-bar {
    background: rgba(255, 255, 255, 0.9);
    border-color: rgba(147, 51, 234, 0.2);
    box-shadow: 0 4px 20px rgba(147, 51, 234, 0.08);
}

[data-theme="light"] .lesson-progress-bar:hover {
    box-shadow: 0 8px 24px rgba(147, 51, 234, 0.15);
}

/* Light Theme Adjustments */
[data-theme="light"] .lesson-card {
    background: var(--glass-bg);
    box-shadow: 0 4px 20px rgba(147, 51, 234, 0.08);
}

[data-theme="light"] .lesson-card:hover {
    box-shadow: 0 8px 32px rgba(147, 51, 234, 0.15);
}

[data-theme="light"] .tutorial-body pre {
    background: rgba(0, 0, 0, 0.05);
}

[data-theme="light"] .output-box {
    background: rgba(0, 0, 0, 0.03);
}

[data-theme="light"] .bookmark-btn,
[data-theme="light"] .share-btn {
    background: rgba(255, 255, 255, 0.9);
    border-color: rgba(147, 51, 234, 0.2);
}

[data-theme="light"] .floating-nav button {
    background: rgba(255, 255, 255, 0.95) !important;
    border: 1px solid rgba(147, 51, 234, 0.2) !important;
    color: var(--text-primary) !important;
}

[data-theme="light"] .floating-nav button:last-child {
    background: linear-gradient(135deg, var(--color-purple-500), var(--color-blue-500)) !important;
    color: white !important;
    border: none !important;
}

[data-theme="light"] #lessonNotes {
    background: rgba(0, 0, 0, 0.03);
    border-color: rgba(0, 0, 0, 0.1);
}

/* My Notes Page Styling */
.lesson-notes a[href="my-notes.html"]:hover {
    background: rgba(147, 51, 234, 0.2);
    border-color: rgba(147, 51, 234, 0.4);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(147, 51, 234, 0.2);
}

/* Quick Jump Dropdown Styling */
.quick-jump-dropdown {
    background: rgba(15, 15, 25, 0.98) !important;
    border: 1px solid rgba(147, 51, 234, 0.3) !important;
}

.quick-jump-btn:hover {
    background: rgba(147, 51, 234, 0.1);
    border-color: var(--color-purple-500);
    transform: translateY(-1px);
}

.quick-jump-dropdown.active {
    opacity: 1 !important;
    visibility: visible !important;
    transform: translateY(0) !important;
}

#quickJumpList {
    scrollbar-width: thin;
    scrollbar-color: rgba(147, 51, 234, 0.3) transparent;
}

#quickJumpList::-webkit-scrollbar {
    width: 6px;
}

#quickJumpList::-webkit-scrollbar-track {
    background: transparent;
}

#quickJumpList::-webkit-scrollbar-thumb {
    background: rgba(147, 51, 234, 0.3);
    border-radius: 3px;
}

#quickJumpList::-webkit-scrollbar-thumb:hover {
    background: rgba(147, 51, 234, 0.5);
}

#quickJumpSearch:focus {
    outline: none;
    border-color: var(--color-purple-500);
    background: rgba(255, 255, 255, 0.08);
}

/* Light theme for quick jump */
[data-theme="light"] .quick-jump-btn {
    background: rgba(255, 255, 255, 0.9);
    border-color: rgba(147, 51, 234, 0.2);
}

[data-theme="light"] .quick-jump-btn:hover {
    background: rgba(147, 51, 234, 0.08);
}

[data-theme="light"] .quick-jump-dropdown {
    background: rgba(255, 255, 255, 0.98) !important;
    border-color: rgba(147, 51, 234, 0.25) !important;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15), 0 0 0 1px rgba(147, 51, 234, 0.1) !important;
}

[data-theme="light"] .quick-jump-dropdown > div:first-child {
    background: linear-gradient(135deg, rgba(147, 51, 234, 0.06), rgba(59, 130, 246, 0.06)) !important;
    border-bottom-color: rgba(0, 0, 0, 0.1) !important;
}

[data-theme="light"] #quickJumpSearch {
    background: rgba(0, 0, 0, 0.03) !important;
    border-color: rgba(0, 0, 0, 0.1) !important;
    color: var(--text-primary) !important;
}

[data-theme="light"] #quickJumpSearch:focus {
    background: rgba(0, 0, 0, 0.05) !important;
    border-color: var(--color-purple-500) !important;
}

[data-theme="light"] #quickJumpSearch::placeholder {
    color: var(--text-tertiary);
}

/* Night mode for quick jump */
[data-reading-mode="night"] .quick-jump-dropdown {
    background: rgba(0, 0, 0, 0.98) !important;
    border-color: rgba(147, 51, 234, 0.2) !important;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.9), 0 0 0 1px rgba(147, 51, 234, 0.1) !important;
}

[data-reading-mode="night"] #quickJumpSearch {
    background: rgba(255, 255, 255, 0.03) !important;
    border-color: rgba(255, 255, 255, 0.08) !important;
}

[data-theme="light"] .table-of-contents {
    background: rgba(255, 255, 255, 0.95);
    border-color: rgba(147, 51, 234, 0.2);
}

/* Table of Contents Styling */
.table-of-contents {
    scrollbar-width: thin;
    scrollbar-color: rgba(147, 51, 234, 0.3) transparent;
    box-sizing: border-box;
}

.table-of-contents * {
    box-sizing: border-box;
}

.table-of-contents::-webkit-scrollbar {
    width: 6px;
}

.table-of-contents::-webkit-scrollbar-track {
    background: transparent;
}

.table-of-contents::-webkit-scrollbar-thumb {
    background: rgba(147, 51, 234, 0.3);
    border-radius: 3px;
}

.table-of-contents::-webkit-scrollbar-thumb:hover {
    background: rgba(147, 51, 234, 0.5);
}

.toc-content {
    scrollbar-width: thin;
    scrollbar-color: rgba(147, 51, 234, 0.3) transparent;
    word-break: break-word;
}

.toc-content::-webkit-scrollbar {
    width: 6px;
}

.toc-content::-webkit-scrollbar-track {
    background: transparent;
    margin: 0.5rem 0;
}

.toc-content::-webkit-scrollbar-thumb {
    background: rgba(147, 51, 234, 0.3);
    border-radius: 3px;
}

.toc-content::-webkit-scrollbar-thumb:hover {
    background: rgba(147, 51, 234, 0.5);
}

/* TOC Links */
.toc-link {
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* TOC Header */
.table-of-contents > div:first-child {
    transition: background 0.2s ease;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.table-of-contents > div:first-child:hover {
    background: rgba(147, 51, 234, 0.05);
}

[data-theme="light"] .table-of-contents > div:first-child:hover {
    background: rgba(147, 51, 234, 0.08);
}

/* Ensure header stays properly aligned when collapsed */
.table-of-contents.collapsed > div:first-child {
    border-radius: var(--radius-lg);
    border-bottom: none;
}

/* TOC Toggle button */
.toc-toggle {
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
}

/* Ensure proper text wrapping */
.toc-link {
    white-space: normal;
    display: block;
}

/* Active link styling */
.toc-link.active {
    color: var(--color-purple-500) !important;
    font-weight: 700 !important;
    background: rgba(147, 51, 234, 0.08) !important;
    border-left-color: var(--color-purple-500) !important;
}

/* Ping animation for visual diagrams */
@keyframes ping {
    0% {
        transform: scale(1);
        opacity: 1;
    }
    75%, 100% {
        transform: scale(2);
        opacity: 0;
    }
}