/* Reset & 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: #fff;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Navigation */
.navbar {
    background: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 1rem 0;
}

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

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: #667eea;
}

.logo {
    font-size: 2rem;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: #667eea;
}

.btn-nav {
    background: #667eea;
    color: white !important;
    padding: 0.5rem 1.5rem;
    border-radius: 6px;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 5rem 0;
    overflow: hidden;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.badge {
    display: inline-block;
    background: rgba(255,255,255,0.2);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.hero h1 {
    font-size: 3rem;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.highlight {
    color: #ffd700;
}

.hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin: 2rem 0;
}

.stat-item {
    text-align: center;
    background: rgba(255,255,255,0.1);
    padding: 1.5rem;
    border-radius: 8px;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    display: block;
}

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

.cta-buttons {
    display: flex;
    gap: 1rem;
    margin: 2rem 0;
}

.btn {
    padding: 0.75rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    display: inline-block;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: #ffd700;
    color: #333;
}

.btn-primary:hover {
    background: #ffed4e;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background: white;
    color: #667eea;
}

.btn-lg {
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
}

.btn-xl {
    padding: 1.25rem 3rem;
    font-size: 1.2rem;
}

.social-proof {
    display: flex;
    gap: 2rem;
    margin-top: 2rem;
    font-size: 0.9rem;
}

/* Demo Window */
.demo-window {
    background: #1e1e1e;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}

.window-header {
    background: #2d2d2d;
    padding: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.dot.red { background: #ff5f56; }
.dot.yellow { background: #ffbd2e; }
.dot.green { background: #27c93f; }

.window-title {
    margin-left: 1rem;
    color: #999;
    font-size: 0.9rem;
}

.window-content {
    padding: 2rem;
}

.before-after {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 1rem;
    align-items: center;
}

.before, .after {
    background: #2d2d2d;
    padding: 1rem;
    border-radius: 8px;
}

.before h4, .after h4 {
    color: #fff;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.code-preview {
    font-family: 'Courier New', monospace;
    font-size: 0.85rem;
    color: #98c379;
    line-height: 1.8;
}

.error-highlight {
    color: #e06c75;
    display: block;
    margin-top: 0.5rem;
}

.success-highlight {
    color: #56b6c2;
    display: block;
    margin-top: 0.5rem;
}

.arrow {
    color: #ffd700;
    font-size: 2rem;
}

/* Problem Section */
.problem-section {
    padding: 5rem 0;
    background: #f8f9fa;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    color: #333;
    margin-bottom: 1rem;
}

.section-subtitle {
    text-align: center;
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 3rem;
}

.problems-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.problem-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

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

.problem-card h3 {
    color: #333;
    margin-bottom: 0.5rem;
}

.problem-card p {
    color: #666;
    font-size: 0.95rem;
}

/* Features Section */
.features-section {
    padding: 5rem 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    border-left: 4px solid #667eea;
    transition: transform 0.3s, box-shadow 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 12px rgba(0,0,0,0.15);
}

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

.feature-card h3 {
    color: #667eea;
    margin-bottom: 0.5rem;
}

.feature-list {
    list-style: none;
    margin: 1rem 0;
}

.feature-list li {
    padding: 0.5rem 0;
    color: #555;
    font-size: 0.95rem;
}

.feature-badge {
    display: inline-block;
    background: #f0f4ff;
    color: #667eea;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-top: 1rem;
}

/* How It Works */
.how-it-works {
    padding: 5rem 0;
    background: #f8f9fa;
}

.steps {
    margin-top: 3rem;
}

.step {
    display: grid;
    grid-template-columns: 80px 1fr;
    gap: 2rem;
    margin-bottom: 3rem;
    align-items: start;
}

.step-number {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 700;
}

.step-content h3 {
    color: #333;
    margin-bottom: 0.5rem;
}

.step-content p {
    color: #666;
    margin-bottom: 1rem;
}

.step-visual {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    margin-top: 1rem;
}

.upload-box {
    border: 2px dashed #667eea;
    padding: 2rem;
    text-align: center;
    border-radius: 8px;
    color: #667eea;
}

.progress-bar {
    background: #e9ecef;
    height: 40px;
    border-radius: 20px;
    overflow: hidden;
}

.progress-fill {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    width: 100%;
}

.download-btn {
    background: #28a745;
    color: white;
    border: none;
    padding: 1rem 2rem;
    border-radius: 8px;
    font-size: 1.1rem;
    cursor: pointer;
    font-weight: 600;
}

.result-highlight {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 3rem;
    border-radius: 12px;
    text-align: center;
    margin-top: 3rem;
}

.result-highlight h3 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

/* Pricing Section */
.pricing-section {
    padding: 5rem 0;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.pricing-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    text-align: center;
    position: relative;
}

.pricing-card.featured {
    border: 3px solid #667eea;
    transform: scale(1.05);
}

.popular-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: #ffd700;
    color: #333;
    padding: 0.5rem 1.5rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 700;
}

.pricing-card h3 {
    color: #333;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.price {
    font-size: 3rem;
    font-weight: 700;
    color: #667eea;
    margin: 1rem 0;
}

.price span {
    font-size: 1rem;
    color: #999;
}

.pricing-features {
    list-style: none;
    text-align: left;
    margin: 2rem 0;
}

.pricing-features li {
    padding: 0.75rem 0;
    border-bottom: 1px solid #eee;
}

.pricing-note {
    color: #666;
    font-size: 0.9rem;
    margin-top: 1rem;
}

.btn-outline {
    background: transparent;
    border: 2px solid #667eea;
    color: #667eea;
}

.btn-outline:hover {
    background: #667eea;
    color: white;
}

.roi-calculator {
    background: #f8f9fa;
    padding: 3rem;
    border-radius: 12px;
    margin-top: 4rem;
}

.roi-calculator h3 {
    text-align: center;
    margin-bottom: 1rem;
}

.roi-calc {
    max-width: 600px;
    margin: 2rem auto;
}

.calc-row {
    display: flex;
    justify-content: space-between;
    padding: 1rem 0;
    border-bottom: 1px solid #dee2e6;
}

.calc-row.highlight {
    background: #fff3cd;
    padding: 1rem;
    border-radius: 4px;
}

.calc-row.success {
    background: #d4edda;
    padding: 1rem;
    border-radius: 4px;
    font-size: 1.2rem;
    font-weight: 700;
}

/* Testimonials */
.testimonials-section {
    padding: 5rem 0;
    background: #f8f9fa;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.testimonial-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.stars {
    color: #ffd700;
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

.testimonial-text {
    font-style: italic;
    color: #555;
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.testimonial-author strong {
    display: block;
    color: #333;
    margin-bottom: 0.25rem;
}

.testimonial-author span {
    color: #666;
    font-size: 0.9rem;
}

/* FAQ Section */
.faq-section {
    padding: 5rem 0;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.faq-item {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.faq-item h3 {
    color: #667eea;
    margin-bottom: 0.5rem;
}

.faq-item p {
    color: #666;
}

/* Demo Section */
.demo-section {
    padding: 5rem 0;
    background: #f8f9fa;
}

.demo-box {
    background: white;
    padding: 3rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    margin-top: 3rem;
    text-align: center;
}

.upload-area {
    border: 3px dashed #667eea;
    padding: 3rem;
    border-radius: 12px;
    margin: 2rem 0;
    cursor: pointer;
    transition: all 0.3s;
}

.upload-area:hover {
    background: #f0f4ff;
}

.upload-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.demo-samples {
    margin-top: 3rem;
}

.sample-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 1rem;
}

.btn-outline-sm {
    background: transparent;
    border: 1px solid #667eea;
    color: #667eea;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-size: 0.9rem;
}

.demo-cta {
    text-align: center;
    margin-top: 4rem;
}

.demo-cta h3 {
    font-size: 2rem;
    margin-bottom: 2rem;
}

.demo-note {
    color: #666;
    margin-top: 1rem;
}

/* Footer */
.footer {
    background: #2d3748;
    color: white;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h4 {
    margin-bottom: 1rem;
}

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

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

.footer-section a {
    color: #cbd5e0;
    text-decoration: none;
    transition: color 0.3s;
}

.footer-section a:hover {
    color: white;
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.footer-bottom {
    border-top: 1px solid #4a5568;
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.footer-links a {
    color: #cbd5e0;
    text-decoration: none;
}

/* Responsive */
@media (max-width: 968px) {
    .hero-content {
        grid-template-columns: 1fr;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .nav-links {
        display: none;
    }

    .mobile-menu-btn {
        display: block;
    }

    .before-after {
        grid-template-columns: 1fr;
    }

    .arrow {
        transform: rotate(90deg);
    }

    .features-grid,
    .problems-grid,
    .testimonials-grid,
    .faq-grid {
        grid-template-columns: 1fr;
    }

    .cta-buttons {
        flex-direction: column;
    }

    .hero-stats {
        grid-template-columns: 1fr;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
    }
}