/* 
 * Prompt Mastery - AI Prompting Techniques Website
 * Main Stylesheet
 */

/* ===== Base Styles ===== */
:root {
    /* Color Palette */
    --primary-color: #E84D0E;
    --primary-dark: #C43C00;
    --primary-light: #FF7A45;
    --dark-color: #1A1A1A;
    --dark-gray: #333333;
    --medium-gray: #666666;
    --light-gray: #EEEEEE;
    --white: #FFFFFF;
    --accent-blue: #3E7BFA;
    --accent-green: #2ECB70;
    
    /* Typography */
    --font-main: 'Inter', sans-serif;
    --font-size-base: 16px;
    --line-height-base: 1.6;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 5rem;
    
    /* Borders & Shadows */
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 12px;
    --box-shadow-light: 0 2px 10px rgba(0, 0, 0, 0.05);
    --box-shadow-medium: 0 4px 20px rgba(0, 0, 0, 0.1);
    --box-shadow-heavy: 0 8px 30px rgba(0, 0, 0, 0.15);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

html {
    font-size: var(--font-size-base);
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    line-height: var(--line-height-base);
    color: var(--dark-color);
    background-color: var(--white);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    margin-bottom: var(--spacing-md);
    line-height: 1.3;
    font-weight: 700;
}

h1 {
    font-size: 3rem;
}

h2 {
    font-size: 2.5rem;
}

h3 {
    font-size: 2rem;
}

h4 {
    font-size: 1.5rem;
}

h5 {
    font-size: 1.25rem;
}

h6 {
    font-size: 1rem;
}

p {
    margin-bottom: var(--spacing-md);
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--primary-dark);
}

ul, ol {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-lg);
}

img {
    max-width: 100%;
    height: auto;
}

button, .btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius-md);
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: none;
    font-family: var(--font-main);
    font-size: 1rem;
}

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

.btn.primary:hover {
    background-color: var(--primary-dark);
}

.btn.secondary {
    background-color: var(--dark-color);
    color: var(--white);
}

.btn.secondary:hover {
    background-color: var(--dark-gray);
}

.btn.tertiary {
    background-color: var(--light-gray);
    color: var(--dark-color);
}

.btn.tertiary:hover {
    background-color: #DDDDDD;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.section {
    padding: var(--spacing-xxl) 0;
}

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

.section-header h2 {
    color: var(--dark-color);
    margin-bottom: var(--spacing-sm);
}

.section-header p {
    color: var(--medium-gray);
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto;
}

/* ===== Header Styles ===== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.95);
    box-shadow: var(--box-shadow-light);
    padding: var(--spacing-md) 0;
    z-index: 1000;
    transition: all var(--transition-medium);
}

.site-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo h1 {
    font-size: 1.5rem;
    margin-bottom: 0;
    color: var(--primary-color);
}

.main-nav ul {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
}

.main-nav li {
    margin-left: var(--spacing-lg);
}

.main-nav a {
    color: var(--dark-color);
    font-weight: 500;
    position: relative;
}

.main-nav a:hover {
    color: var(--primary-color);
}

.main-nav a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: width var(--transition-medium);
}

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

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
}

.mobile-menu-toggle .bar {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--dark-color);
    margin: 5px 0;
    transition: all var(--transition-fast);
}

/* ===== Hero Section ===== */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    overflow: hidden;
    margin-top: 0;
    padding-top: 80px;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 700px;
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: var(--spacing-md);
    color: var(--white);
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.hero-content p {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-lg);
    color: var(--white);
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-color), var(--primary-light));
    z-index: 1;
}

.hero-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('../img/hero-pattern.svg');
    background-size: cover;
    opacity: 0.1;
    z-index: -1;
}

/* ===== Introduction Section ===== */
.intro-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.prompt-comparison {
    background-color: var(--light-gray);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--box-shadow-medium);
}

.comparison-item {
    padding: var(--spacing-lg);
}

.comparison-item h4 {
    margin-bottom: var(--spacing-md);
    color: var(--dark-color);
}

.comparison-item.basic {
    background-color: var(--light-gray);
    border-bottom: 1px solid #DDDDDD;
}

.comparison-item.effective {
    background-color: var(--white);
}

.prompt-box {
    background-color: rgba(0, 0, 0, 0.05);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-md);
    margin-bottom: var(--spacing-md);
}

.result-preview {
    background-color: rgba(0, 0, 0, 0.02);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-md);
    border-left: 3px solid var(--medium-gray);
}

.comparison-item.effective .result-preview {
    border-left-color: var(--primary-color);
}

/* ===== Learning Path Section ===== */
.learning-path {
    background-color: var(--light-gray);
}

.path-visualization {
    position: relative;
    display: flex;
    justify-content: space-between;
    margin: var(--spacing-xl) 0;
}

.path-step {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    width: 18%;
}

.step-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background-color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    box-shadow: var(--box-shadow-light);
    transition: all var(--transition-medium);
}

.step-icon i {
    font-size: 2rem;
    color: var(--medium-gray);
    transition: all var(--transition-medium);
}

.path-step.active .step-icon {
    background-color: var(--primary-color);
}

.path-step.active .step-icon i {
    color: var(--white);
}

.step-content h3 {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-xs);
}

.step-content p {
    font-size: 0.9rem;
    color: var(--medium-gray);
    margin-bottom: 0;
}

.path-progress {
    position: absolute;
    top: 40px;
    left: 10%;
    width: 80%;
    height: 4px;
    background-color: var(--white);
    z-index: 1;
}

.progress-bar {
    height: 100%;
    width: 20%;
    background-color: var(--primary-color);
    transition: width var(--transition-slow);
}

/* ===== Techniques Grid ===== */
.techniques-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.technique-card {
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--box-shadow-light);
    transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

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

.technique-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background-color: rgba(232, 77, 14, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
}

.technique-icon i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.technique-card h3 {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-sm);
}

.technique-tip {
    margin-top: var(--spacing-md);
    padding: var(--spacing-md);
    background-color: rgba(232, 77, 14, 0.05);
    border-left: 3px solid var(--primary-color);
    border-radius: var(--border-radius-sm);
}

.technique-tip h4 {
    font-size: 1rem;
    margin-bottom: var(--spacing-xs);
    color: var(--primary-color);
}

.technique-tip p {
    font-size: 0.9rem;
    margin-bottom: 0;
    font-style: italic;
}

/* ===== Interactive Tools ===== */
.interactive-tool {
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--box-shadow-medium);
    margin-bottom: var(--spacing-xl);
}

.interactive-tool h3 {
    margin-bottom: var(--spacing-sm);
}

.interactive-tool > p {
    margin-bottom: var(--spacing-lg);
    color: var(--medium-gray);
}

/* Prompt Builder */
.prompt-builder-controls {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.control-group {
    margin-bottom: var(--spacing-md);
}

.control-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
}

.model-selector, .template-selector {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #DDD;
    border-radius: var(--border-radius-md);
    font-family: var(--font-main);
    font-size: 1rem;
}

.technique-toggles {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.toggle {
    display: flex;
    align-items: center;
    cursor: pointer;
    margin-right: var(--spacing-md);
}

.toggle input {
    margin-right: var(--spacing-xs);
}

.prompt-editor-container {
    display: grid;
    grid-template-columns: 3fr 2fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.prompt-editor textarea {
    width: 100%;
    height: 200px;
    padding: var(--spacing-md);
    border: 1px solid #DDD;
    border-radius: var(--border-radius-md);
    font-family: var(--font-main);
    font-size: 1rem;
    resize: vertical;
}

.prompt-feedback {
    background-color: var(--light-gray);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-md);
}

.prompt-feedback h4 {
    margin-bottom: var(--spacing-md);
    color: var(--dark-color);
}

.feedback-list {
    padding-left: var(--spacing-lg);
}

.prompt-actions {
    display: flex;
    gap: var(--spacing-md);
}

/* Comparison Slider */
.comparison-slider-container {
    position: relative;
    height: 500px;
    overflow: hidden;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow-medium);
    margin-bottom: var(--spacing-lg);
}

.comparison-before, .comparison-after {
    position: absolute;
    top: 0;
    height: 100%;
    overflow: hidden;
}

.comparison-before {
    left: 0;
    width: 50%;
    background-color: var(--light-gray);
}

.comparison-after {
    right: 0;
    width: 50%;
    background-color: var(--white);
}

.comparison-before h4, .comparison-after h4 {
    padding: var(--spacing-md);
    margin: 0;
    background-color: rgba(0, 0, 0, 0.05);
}

.comparison-after h4 {
    background-color: rgba(232, 77, 14, 0.1);
    color: var(--primary-color);
}

.slider-handle {
    position: absolute;
    top: 0;
    left: 50%;
    width: 4px;
    height: 100%;
    background-color: var(--primary-color);
    cursor: ew-resize;
    z-index: 10;
}

.slider-handle::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 40px;
    height: 40px;
    background-color: var(--primary-color);
    border-radius: 50%;
    box-shadow: var(--box-shadow-light);
}

.slider-handle::after {
    content: '⟷';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--white);
    font-size: 1.2rem;
}

.comparison-explanation {
    background-color: var(--light-gray);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
}

.improvement-points li {
    margin-bottom: var(--spacing-sm);
}

.improvement-points strong {
    color: var(--primary-color);
}

/* Technique Practice */
.technique-selector {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.technique-btn {
    padding: 0.75rem 1.25rem;
    background-color: var(--light-gray);
    border: none;
    border-radius: var(--border-radius-md);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.technique-btn.active {
    background-color: var(--primary-color);
    color: var(--white);
}

.technique-module {
    display: none;
}

.technique-module.active {
    display: block;
}

.technique-explanation {
    margin-bottom: var(--spacing-lg);
}

.key-principles {
    background-color: rgba(232, 77, 14, 0.05);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-md);
    margin-top: var(--spacing-md);
}

.practice-exercise {
    margin-bottom: var(--spacing-lg);
}

.original-prompt {
    background-color: var(--light-gray);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-md);
    margin-bottom: var(--spacing-md);
}

.user-input textarea {
    width: 100%;
    height: 150px;
    padding: var(--spacing-md);
    border: 1px solid #DDD;
    border-radius: var(--border-radius-md);
    font-family: var(--font-main);
    font-size: 1rem;
    margin-bottom: var(--spacing-md);
    resize: vertical;
}

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

.feedback-positive {
    background-color: rgba(46, 203, 112, 0.1);
    border-left: 3px solid var(--accent-green);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-md);
}

.feedback-neutral {
    background-color: rgba(62, 123, 250, 0.1);
    border-left: 3px solid var(--accent-blue);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-md);
}

.feedback-needs-improvement {
    background-color: rgba(232, 77, 14, 0.1);
    border-left: 3px solid var(--primary-color);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-md);
}

.example-gallery {
    margin-top: var(--spacing-xl);
}

.example-card {
    background-color: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow-light);
}

.example-explanation {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid #EEE;
}

/* Challenges */
.challenge-difficulty {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.difficulty-btn {
    padding: 0.5rem 1rem;
    background-color: var(--light-gray);
    border: none;
    border-radius: var(--border-radius-md);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.difficulty-btn.active {
    background-color: var(--primary-color);
    color: var(--white);
}

.challenge {
    display: none;
}

.challenge.active {
    display: block;
}

.challenge-scenario {
    background-color: rgba(232, 77, 14, 0.05);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    margin-bottom: var(--spacing-lg);
}

.challenge-task {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(0, 0, 0, 0.1);
}

.challenge-workspace textarea {
    width: 100%;
    height: 150px;
    padding: var(--spacing-md);
    border: 1px solid #DDD;
    border-radius: var(--border-radius-md);
    font-family: var(--font-main);
    font-size: 1rem;
    margin-bottom: var(--spacing-md);
    resize: vertical;
}

.challenge-actions {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.challenge-hint, .challenge-feedback, .challenge-solution {
    margin-top: var(--spacing-md);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-md);
}

.challenge-hint {
    background-color: rgba(62, 123, 250, 0.1);
    border-left: 3px solid var(--accent-blue);
}

.solution-content {
    background-color: var(--light-gray);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-md);
    margin-bottom: var(--spacing-md);
}

.solution-explanation {
    background-color: rgba(46, 203, 112, 0.1);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-md);
    border-left: 3px solid var(--accent-green);
}

/* Template Library */
.template-search {
    margin-bottom: var(--spacing-xl);
}

.template-search input {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #DDD;
    border-radius: var(--border-radius-md);
    font-family: var(--font-main);
    font-size: 1rem;
    margin-bottom: var(--spacing-md);
}

.template-filters {
    display: flex;
    gap: var(--spacing-lg);
}

.filter-group {
    flex: 1;
}

.filter-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
}

.filter-group select {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #DDD;
    border-radius: var(--border-radius-md);
    font-family: var(--font-main);
    font-size: 1rem;
}

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

.template-card {
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow-light);
    overflow: hidden;
    transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

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

.template-header {
    padding: var(--spacing-md);
    background-color: var(--dark-color);
    color: var(--white);
}

.template-header h4 {
    margin-bottom: var(--spacing-xs);
}

.template-tag {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    background-color: rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius-sm);
    font-size: 0.8rem;
}

.template-content {
    padding: var(--spacing-lg);
    height: 300px;
    overflow-y: auto;
}

.template-actions {
    display: flex;
    border-top: 1px solid #EEE;
}

.template-actions .btn {
    flex: 1;
    border-radius: 0;
    padding: var(--spacing-md);
}

/* Resources Section */
.resources-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.resource-card {
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--box-shadow-light);
    transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

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

.resource-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background-color: rgba(232, 77, 14, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
}

.resource-icon i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.resource-card h3 {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-md);
}

.resource-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.resource-links li {
    margin-bottom: var(--spacing-sm);
}

.resource-links a {
    display: block;
    padding: var(--spacing-sm);
    background-color: var(--light-gray);
    border-radius: var(--border-radius-md);
    transition: all var(--transition-fast);
}

.resource-links a:hover {
    background-color: rgba(232, 77, 14, 0.1);
    color: var(--primary-color);
}

/* Footer */
.site-footer {
    background-color: var(--dark-color);
    color: var(--white);
    padding: var(--spacing-xl) 0;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-logo h2 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.footer-logo p {
    color: var(--light-gray);
}

.footer-nav h3, .footer-resources h3 {
    color: var(--white);
    font-size: 1.2rem;
    margin-bottom: var(--spacing-md);
}

.footer-nav ul, .footer-resources ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-nav li, .footer-resources li {
    margin-bottom: var(--spacing-sm);
}

.footer-nav a, .footer-resources a {
    color: var(--light-gray);
    transition: color var(--transition-fast);
}

.footer-nav a:hover, .footer-resources a:hover {
    color: var(--primary-color);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    margin: 0;
    color: var(--light-gray);
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--white);
    transition: all var(--transition-fast);
}

.social-link:hover {
    background-color: var(--primary-color);
    color: var(--white);
}

/* Responsive Styles */
@media (max-width: 992px) {
    h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    h3 {
        font-size: 1.75rem;
    }
    
    .intro-content {
        grid-template-columns: 1fr;
    }
    
    .prompt-editor-container {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
}

@media (max-width: 768px) {
    .main-nav {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .hero-content p {
        font-size: 1.2rem;
    }
    
    .path-visualization {
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-lg);
    }
    
    .path-step {
        width: 100%;
        max-width: 300px;
    }
    
    .path-progress {
        display: none;
    }
    
    .template-filters {
        flex-direction: column;
        gap: var(--spacing-md);
    }
}

@media (max-width: 576px) {
    .section {
        padding: var(--spacing-xl) 0;
    }
    
    .technique-selector, .challenge-difficulty {
        flex-direction: column;
    }
    
    .technique-btn, .difficulty-btn {
        width: 100%;
    }
    
    .challenge-actions {
        flex-direction: column;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--spacing-md);
    }
}