/* 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: #f8fafc;
}

/* Header and Navigation */
header {
    background: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    font-size: 18px;
    font-weight: 600;
    color: #1e40af;
}

.logo-icon {
    width: 32px;
    height: 32px;
    background: #2563eb;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
    margin-right: 10px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-links a {
    text-decoration: none;
    color: #64748b;
    font-weight: 500;
    transition: color 0.3s;
    padding: 8px 16px;
    border-radius: 6px;
}

.nav-links a:hover {
    color: #2563eb;
    background: #eff6ff;
}

/* Hero Section */
.hero {
    padding: 80px 20px;
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 20px;
    color: #1e293b;
}

.hero-content .highlight {
    color: #2563eb;
}

.hero-content .subtitle {
    color: #2563eb;
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 10px;
}

.hero-content p {
    font-size: 1.2rem;
    color: #64748b;
    margin-bottom: 40px;
    line-height: 1.6;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    margin-bottom: 40px;
}

.btn-primary {
    background: #2563eb;
    color: white;
    padding: 16px 32px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
    display: inline-block;
}

.btn-primary:hover {
    background: #1d4ed8;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(37, 99, 235, 0.3);
}

.btn-secondary {
    background: transparent;
    color: #ec4899;
    padding: 16px 32px;
    border: 2px solid #ec4899;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
    display: inline-block;
}

.btn-secondary:hover {
    background: #ec4899;
    color: white;
}

.hero-features {
    display: flex;
    gap: 30px;
    color: #059669;
    font-size: 14px;
    font-weight: 500;
}

.hero-features span {
    display: flex;
    align-items: center;
    gap: 8px;
}

.hero-features span::before {
    content: "✓";
    color: #059669;
    font-weight: bold;
}

.hero-image {
    position: relative;
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    border-radius: 20px;
    padding: 40px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-image img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
}

.user-count {
    position: absolute;
    bottom: 20px;
    right: 20px;
    background: white;
    padding: 12px 20px;
    border-radius: 25px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    font-size: 14px;
    font-weight: 600;
    color: #1e293b;
    display: flex;
    align-items: center;
    gap: 8px;
}

.user-count::before {
    content: "👥";
}

/* Features Section */
.features {
    padding: 100px 20px;
    background: white;
}

.features-container {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.features h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 20px;
}

.features p {
    font-size: 1.2rem;
    color: #64748b;
    margin-bottom: 60px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
    margin-bottom: 80px;
}

.feature-card {
    background: #f8fafc;
    padding: 40px 30px;
    border-radius: 16px;
    text-align: left;
    transition: transform 0.3s, box-shadow 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: #eff6ff;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    font-size: 24px;
    color: #2563eb;
}

.feature-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 15px;
}

.feature-card p {
    color: #64748b;
    font-size: 1rem;
    margin: 0;
}

/* QR Types Section */
.qr-types {
    padding: 80px 20px;
    background: #f8fafc;
}

.qr-types-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.qr-types-content h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 40px;
}

.qr-type-list {
    list-style: none;
}

.qr-type-list li {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
    font-size: 1.1rem;
    color: #1e293b;
}

.qr-type-list li::before {
    content: "";
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: #2563eb;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 12px;
    font-weight: bold;
}

.qr-type-list li:nth-child(1)::before { content: "🌐"; background: #059669; }
.qr-type-list li:nth-child(2)::before { content: "✉️"; background: #dc2626; }
.qr-type-list li:nth-child(3)::before { content: "💬"; background: #16a34a; }
.qr-type-list li:nth-child(4)::before { content: "📶"; background: #0ea5e9; }
.qr-type-list li:nth-child(5)::before { content: "📝"; background: #7c3aed; }

.qr-types-visual {
    position: relative;
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    border-radius: 20px;
    padding: 40px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.qr-types-visual img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
}

/* Testimonials Section */
.testimonials {
    padding: 100px 20px;
    background: white;
}

.testimonials-container {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.testimonials h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 20px;
}

.testimonials > p {
    font-size: 1.2rem;
    color: #64748b;
    margin-bottom: 60px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
}

.testimonial-card {
    background: #f8fafc;
    padding: 40px 30px;
    border-radius: 16px;
    text-align: left;
}

.stars {
    color: #fbbf24;
    font-size: 18px;
    margin-bottom: 20px;
}

.testimonial-card p {
    font-size: 1.1rem;
    color: #374151;
    margin-bottom: 25px;
    line-height: 1.6;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 15px;
}

.author-info h4 {
    font-size: 1rem;
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 5px;
}

.author-info span {
    font-size: 0.9rem;
    color: #64748b;
}

/* Pricing Section */
.pricing {
    padding: 100px 20px;
    background: #f8fafc;
}

.pricing-container {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.pricing h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 20px;
}

.pricing > p {
    font-size: 1.2rem;
    color: #64748b;
    margin-bottom: 60px;
}

.pricing-card {
    background: white;
    border-radius: 20px;
    padding: 50px 40px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
    position: relative;
    overflow: hidden;
}

.pricing-card::before {
    content: "Most Popular";
    position: absolute;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: #3b82f6;
    color: white;
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.pricing-card h3 {
    font-size: 1.8rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 20px;
    margin-top: 20px;
}

.price {
    font-size: 3.5rem;
    font-weight: 700;
    color: #2563eb;
    margin-bottom: 10px;
}

.price-period {
    color: #64748b;
    font-size: 1rem;
    margin-bottom: 40px;
}

.features-list {
    list-style: none;
    text-align: left;
    margin-bottom: 40px;
}

.features-list li {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
    color: #374151;
}

.features-list li::before {
    content: "✓";
    color: #059669;
    font-weight: bold;
    width: 20px;
    height: 20px;
    background: #dcfce7;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    flex-shrink: 0;
}

.pricing-cta {
    margin-bottom: 20px;
}

.compatibility {
    font-size: 0.9rem;
    color: #64748b;
}

/* Affiliate Section */
.affiliate {
    padding: 100px 20px;
    background: white;
}

.affiliate-container {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.affiliate h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 20px;
}

.affiliate > p {
    font-size: 1.2rem;
    color: #64748b;
    margin-bottom: 80px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.affiliate-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.affiliate-features h3 {
    font-size: 1.8rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 30px;
    text-align: left;
}

.affiliate-features p {
    color: #64748b;
    margin-bottom: 30px;
    text-align: left;
}

.affiliate-list {
    list-style: none;
    text-align: left;
    margin-bottom: 40px;
}

.affiliate-list li {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
    color: #374151;
}

.affiliate-list li::before {
    content: "✓";
    color: #059669;
    font-weight: bold;
    width: 20px;
    height: 20px;
    background: #dcfce7;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    flex-shrink: 0;
}

.btn-affiliate {
    background: #7c3aed;
    color: white;
    padding: 16px 32px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
    display: inline-block;
}

.btn-affiliate:hover {
    background: #6d28d9;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(124, 58, 237, 0.3);
}

.affiliate-visual {
    position: relative;
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    border-radius: 20px;
    padding: 40px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.affiliate-visual img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
}

/* Footer */
footer {
    background: #1e293b;
    color: white;
    padding: 60px 20px 30px;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
}

.footer-brand h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: #2563eb;
}

.footer-brand p {
    color: #94a3b8;
    line-height: 1.6;
}

.footer-column h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: white;
}

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

.footer-column ul li {
    margin-bottom: 10px;
}

.footer-column ul li a {
    color: #94a3b8;
    text-decoration: none;
    transition: color 0.3s;
}

.footer-column ul li a:hover {
    color: #2563eb;
}

.footer-bottom {
    margin-top: 40px;
    padding-top: 30px;
    border-top: 1px solid #334155;
    text-align: center;
    color: #94a3b8;
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .hero {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-features {
        flex-direction: column;
        gap: 15px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .qr-types-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .affiliate-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-container {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .features h2,
    .testimonials h2,
    .pricing h2,
    .affiliate h2 {
        font-size: 2rem;
    }
    
    .btn-primary,
    .btn-secondary,
    .btn-affiliate {
        padding: 14px 24px;
        font-size: 14px;
    }
}