/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header Styles */
.header {
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.nav-brand h1 {
    color: #fff;
    font-size: 1.5rem;
    font-weight: 700;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    text-decoration: none;
    color: rgba(255,255,255,0.9);
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-menu a:hover {
    color: #fff;
}

/* Hero Section */
.hero {
    padding: 80px 0 0;
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    color: white;
}

.iframe-container {
    width: 100%;
    height: 90vh;
    min-height: 700px;
    background: rgba(255,255,255,0.05);
    border-top: 1px solid rgba(255,255,255,0.1);
}

.iframe-container iframe {
    width: 100%;
    height: 100%;
    border: none;
    background: #fff;
}

/* What is Section */
.what-is {
    padding: 80px 0;
    background: #f8fafc;
}

.what-is h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #1f2937;
}

.what-is-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.what-is-text {
    order: 1;
}

.what-is-image {
    order: 2;
    text-align: center;
}

.intro-text {
    font-size: 1.3rem;
    color: #374151;
    line-height: 1.8;
    margin-bottom: 2rem;
    font-weight: 500;
}

.highlight-box {
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    color: white;
    padding: 2rem;
    border-radius: 12px;
    margin-bottom: 2rem;
}

.highlight-box h3 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.highlight-box p {
    line-height: 1.6;
    margin: 0;
}

.capabilities-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.capability-item {
    background: white;
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid #e5e7eb;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.capability-item h4 {
    font-size: 1.1rem;
    color: #1f2937;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.capability-item p {
    color: #6b7280;
    line-height: 1.6;
    margin: 0;
    font-size: 0.95rem;
}

.quote-box {
    background: #f1f5f9;
    border-left: 4px solid #6366f1;
    padding: 1.5rem;
    border-radius: 0 8px 8px 0;
}

.quote-box blockquote {
    font-style: italic;
    font-size: 1.1rem;
    color: #475569;
    margin: 0;
    line-height: 1.6;
}

.what-is-image img {
    width: 100%;
    max-width: 500px;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    margin-bottom: 1rem;
}

.image-caption {
    color: #6b7280;
    font-size: 0.9rem;
    font-style: italic;
    text-align: center;
}

/* Features Section */
.features {
    padding: 80px 0;
    background: #fff;
}

.features h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 4rem;
    color: #1f2937;
}

.feature-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    margin-bottom: 5rem;
    padding: 0 2rem;
}

.feature-row.reverse {
    direction: rtl;
}

.feature-row.reverse .feature-content,
.feature-row.reverse .feature-image {
    direction: ltr;
}

.feature-content {
    padding: 2rem 0;
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
}

.feature-content h3 {
    font-size: 1.8rem;
    color: #1f2937;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.feature-content p {
    font-size: 1.1rem;
    color: #4b5563;
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.feature-list {
    list-style: none;
    padding: 0;
}

.feature-list li {
    padding: 0.75rem 0;
    color: #374151;
    line-height: 1.6;
    border-bottom: 1px solid #f3f4f6;
    position: relative;
    padding-left: 1.5rem;
}

.feature-list li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #10b981;
    font-weight: bold;
}

.feature-list li:last-child {
    border-bottom: none;
}

.feature-image {
    text-align: center;
}

.feature-image img {
    width: 100%;
    max-width: 500px;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-image img:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

/* Performance Stats */
.performance-stats {
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    color: white;
    padding: 3rem 2rem;
    border-radius: 16px;
    margin-top: 3rem;
    text-align: center;
}

.performance-stats h3 {
    font-size: 2rem;
    margin-bottom: 2rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    background: rgba(255,255,255,0.2);
    padding: 1rem;
    border-radius: 8px;
    display: inline-block;
    min-width: 120px;
}

.stat-label {
    font-size: 1rem;
    opacity: 0.9;
}

/* Legacy feature cards - keep for compatibility */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-card {
    background: #fff;
    border: 1px solid #e5e7eb;
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}

.feature-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: #1f2937;
}

.feature-card p {
    color: #6b7280;
    line-height: 1.6;
}

/* How to Use Section */
.how-to-use {
    padding: 80px 0;
    background: #f8fafc;
}

.how-to-use h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: #1f2937;
}

.section-intro {
    text-align: center;
    font-size: 1.2rem;
    color: #6b7280;
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.method-card {
    background: white;
    border-radius: 16px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    border: 1px solid #e5e7eb;
}

.method-header {
    text-align: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid #f3f4f6;
}

.method-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.method-card h3 {
    font-size: 1.5rem;
    color: #1f2937;
    margin-bottom: 0.5rem;
}

.method-subtitle {
    color: #6b7280;
    font-size: 1rem;
    margin: 0;
}

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

.step {
    display: flex;
    align-items: flex-start;
    margin-bottom: 2rem;
    gap: 1.5rem;
}

.step.alternative {
    opacity: 0.8;
    border-left: 3px solid #f59e0b;
    padding-left: 1rem;
    margin-left: 2rem;
}

.step-number {
    background: #6366f1;
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    flex-shrink: 0;
    font-size: 1rem;
}

.step.alternative .step-number {
    background: #f59e0b;
}

.step-content {
    flex: 1;
}

.step-content h4 {
    font-size: 1.2rem;
    color: #1f2937;
    margin-bottom: 1rem;
}

.code-block {
    background: #1f2937;
    color: #f8fafc;
    padding: 1rem 1.5rem;
    border-radius: 8px;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 0.9rem;
    line-height: 1.5;
    margin: 0.5rem 0;
    position: relative;
    overflow-x: auto;
}

.code-block code {
    background: none;
    color: inherit;
    font-size: inherit;
    padding: 0;
}

.copy-btn {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    background: #4b5563;
    color: white;
    border: none;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    cursor: pointer;
    transition: background-color 0.2s;
}

.copy-btn:hover {
    background: #6b7280;
}

.step-note {
    font-size: 0.9rem;
    color: #6b7280;
    margin-top: 0.5rem;
    font-style: italic;
}

.step-note code {
    background: #f3f4f6;
    color: #1f2937;
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    font-size: 0.85rem;
}

/* Cline Configuration */
.cline-config h4 {
    margin-bottom: 1rem;
    color: #1f2937;
}

.config-list {
    list-style: none;
    padding-left: 0;
    margin-bottom: 1rem;
}

.config-list li {
    padding: 0.5rem 0;
    color: #374151;
    position: relative;
    padding-left: 1.5rem;
}

.config-list li:before {
    content: "→";
    position: absolute;
    left: 0;
    color: #6366f1;
    font-weight: bold;
}

/* Quick Start */
.quick-start {
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    color: white;
    padding: 2rem;
    border-radius: 16px;
    text-align: center;
    margin-top: 2rem;
}

.quick-start h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.quick-start p {
    margin-bottom: 1.5rem;
    opacity: 0.9;
    line-height: 1.6;
}

.quick-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.action-btn {
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    display: inline-block;
}

.action-btn.primary {
    background: white;
    color: #6366f1;
}

.action-btn.primary:hover {
    background: #f8fafc;
    transform: translateY(-2px);
}

.action-btn.secondary {
    background: rgba(255,255,255,0.2);
    color: white;
    border: 1px solid rgba(255,255,255,0.3);
}

.action-btn.secondary:hover {
    background: rgba(255,255,255,0.3);
    transform: translateY(-2px);
}

/* Legacy styles for compatibility */
.steps {
    max-width: 800px;
    margin: 0 auto;
}

/* FAQ Section */
.faq {
    padding: 80px 0;
    background: #fff;
}

.faq h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #1f2937;
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border: 1px solid #e5e7eb;
    border-radius: 12px;
    margin-bottom: 1.5rem;
    overflow: hidden;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.faq-question {
    background: #f9fafb;
    padding: 1.5rem;
    border-bottom: 1px solid #e5e7eb;
}

.faq-question h3 {
    font-size: 1.2rem;
    color: #1f2937;
    margin: 0;
    line-height: 1.4;
}

.faq-answer {
    padding: 1.5rem;
    background: white;
}

.faq-answer p {
    color: #374151;
    line-height: 1.7;
    margin: 0;
    font-size: 1rem;
}

.faq-answer code {
    background: #f3f4f6;
    color: #1f2937;
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    font-size: 0.9rem;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
}

.faq-answer strong {
    color: #1f2937;
    font-weight: 600;
}

/* Footer */
.footer {
    background: #1f2937;
    color: #d1d5db;
    padding: 3rem 0 0;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    color: #fff;
    margin-bottom: 1rem;
    font-size: 1.3rem;
    font-weight: 700;
}

.footer-section h4 {
    color: #fff;
    margin-bottom: 1rem;
    font-size: 1.1rem;
    font-weight: 600;
}

.footer-section p {
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

.footer-description {
    color: #9ca3af;
    font-size: 0.95rem;
    margin-bottom: 1.5rem !important;
}

.footer-section ul {
    list-style: none;
    padding: 0;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: #d1d5db;
    text-decoration: none;
    transition: color 0.3s ease;
    font-size: 0.95rem;
}

.footer-section ul li a:hover {
    color: #6366f1;
}

/* Social Links */
.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.1);
    color: #d1d5db;
    border-radius: 8px;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-link:hover {
    background: #6366f1;
    color: white;
    transform: translateY(-2px);
}

.social-link svg {
    width: 20px;
    height: 20px;
}

/* Footer Bottom */
.footer-bottom {
    border-top: 1px solid #374151;
    padding: 1.5rem 0;
    margin-top: 2rem;
}

.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-bottom p {
    color: #9ca3af;
    margin: 0;
    font-size: 0.9rem;
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-link {
    color: #9ca3af;
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.footer-link:hover {
    color: #d1d5db;
}

/* Mobile Footer Styles */
@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .footer-section:first-child {
        order: 1;
    }
    
    .social-links {
        justify-content: center;
    }
    
    .footer-bottom-content {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    
    .footer-links {
        justify-content: center;
        flex-wrap: wrap;
        gap: 1rem;
    }
}

@media (max-width: 480px) {
    .footer-links {
        flex-direction: column;
        gap: 0.5rem;
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav {
        flex-direction: column;
        gap: 1rem;
    }
    
    .nav-menu {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .hero {
        padding: 80px 0 0;
    }
    
    .iframe-container {
        height: 85vh;
        min-height: 600px;
    }
    
    .what-is-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .what-is-text {
        order: 2;
    }
    
    .what-is-image {
        order: 1;
    }
    
    .capabilities-grid {
        grid-template-columns: 1fr;
    }
    
    .feature-row {
        grid-template-columns: 1fr;
        gap: 2rem;
        margin-bottom: 3rem;
        padding: 0 1rem;
    }
    
    .feature-row.reverse {
        direction: ltr;
    }
    
    .feature-content {
        order: 1;
        text-align: center;
    }
    
    .feature-image {
        order: 2;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    .stat-number {
        font-size: 2rem;
        min-width: 100px;
        padding: 0.75rem;
    }
    
    .method-card {
        margin: 0 1rem 2rem;
        padding: 1.5rem;
    }
    
    .step {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    
    .step.alternative {
        margin-left: 0;
        padding-left: 0;
        border-left: none;
        border-top: 3px solid #f59e0b;
        padding-top: 1rem;
    }
    
    .quick-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .action-btn {
        width: 100%;
        max-width: 300px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .step {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

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