/* 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: #1f2937;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
}

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 48px;
    color: #111827;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 16px 32px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    border: none;
    font-size: 16px;
    transition: all 0.2s ease;
}

.btn-primary {
    background-color: #2563eb;
    color: white;
}

.btn-primary:hover {
    background-color: #1d4ed8;
}

.btn-secondary {
    background-color: #10b981;
    color: white;
}

.btn-secondary:hover {
    background-color: #059669;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    padding: 80px 0;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-content {
    text-align: center;
}

.logo-section {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 32px;
    gap: 16px;
}

.logo {
    width: 64px;
    height: 64px;
}

.brand-name {
    font-size: 3rem;
    font-weight: 700;
    color: #2563eb;
}

.hero-title {
    font-size: 2.5rem;
    margin-bottom: 24px;
    color: #111827;
}

.hero-description {
    font-size: 1.25rem;
    margin-bottom: 40px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    color: #4b5563;
}

.hero-cta {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 40px;
}

.hero-image {
    width: 600px;
    height: 400px;
    border-radius: 12px;
    object-fit: cover;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

/* Features Section */
.features {
    padding: 80px 0;
    background-color: white;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
}

.feature-card {
    text-align: center;
    padding: 40px 24px;
    border-radius: 12px;
    background-color: #f9fafb;
    border: 1px solid #e5e7eb;
}

.feature-icon {
    width: 64px;
    height: 64px;
    background-color: #2563eb;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
}

.feature-icon img {
    width: 32px;
    height: 32px;
    filter: brightness(0) invert(1);
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 16px;
    color: #111827;
}

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

/* How It Works Section */
.how-it-works {
    padding: 80px 0;
    background-color: #f8fafc;
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 48px;
}

.step {
    text-align: center;
}

.step-number {
    width: 64px;
    height: 64px;
    background-color: #10b981;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto 24px;
}

.step h3 {
    font-size: 1.5rem;
    margin-bottom: 16px;
    color: #111827;
}

.step p {
    color: #6b7280;
    margin-bottom: 24px;
}

.step-image {
    width: 280px;
    height: 200px;
    border-radius: 8px;
    margin: 0 auto;
    object-fit: cover;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

/* Benefits Section */
.benefits {
    padding: 80px 0;
    background-color: white;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

.benefit-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 24px;
    background-color: #f9fafb;
    border-radius: 8px;
    border: 1px solid #e5e7eb;
}

.benefit-icon {
    width: 24px;
    height: 24px;
    color: #10b981;
}

.benefit-item span {
    font-weight: 500;
    color: #374151;
}

/* Technology Section */
.technology {
    padding: 80px 0;
    background-color: #f8fafc;
}

.tech-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.tech-text h2 {
    text-align: left;
    margin-bottom: 24px;
}

.tech-text p {
    color: #6b7280;
    margin-bottom: 32px;
    font-size: 1.125rem;
}

.tech-features {
    list-style: none;
}

.tech-features li {
    padding: 12px 0;
    color: #374151;
    font-weight: 500;
    position: relative;
    padding-left: 32px;
}

.tech-features li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: #2563eb;
    font-weight: 700;
}

.tech-image {
    width: 100%;
    height: 400px;
    border-radius: 12px;
    object-fit: cover;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

/* Products Section */
.products {
    padding: 80px 0;
    background-color: white;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
}

.product-card {
    background-color: #f9fafb;
    border: 1px solid #e5e7eb;
    border-radius: 12px;
    padding: 40px;
    text-align: center;
    position: relative;
}

.product-card.featured {
    border-color: #2563eb;
    border-width: 2px;
    background-color: white;
}

.popular-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background-color: #f59e0b;
    color: white;
    padding: 8px 24px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
}

.product-card h3 {
    font-size: 1.5rem;
    margin-bottom: 16px;
    color: #111827;
}

.price {
    font-size: 3rem;
    font-weight: 700;
    color: #2563eb;
    margin-bottom: 32px;
}

.price span {
    font-size: 1rem;
    color: #6b7280;
    font-weight: 400;
}

.product-features {
    list-style: none;
    margin-bottom: 32px;
}

.product-features li {
    padding: 8px 0;
    color: #374151;
    border-bottom: 1px solid #e5e7eb;
}

.product-features li:last-child {
    border-bottom: none;
}

/* Testimonials Section */
.testimonials {
    padding: 80px 0;
    background-color: #f8fafc;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
}

.testimonial-card {
    background-color: white;
    padding: 32px;
    border-radius: 12px;
    border: 1px solid #e5e7eb;
    text-align: center;
}

.testimonial-image {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    margin: 0 auto 24px;
    object-fit: cover;
    border: 3px solid #f3f4f6;
}

.testimonial-card p {
    font-style: italic;
    margin-bottom: 24px;
    color: #4b5563;
    font-size: 1.125rem;
}

.testimonial-author strong {
    color: #111827;
    font-weight: 600;
}

.testimonial-author span {
    color: #6b7280;
    font-size: 14px;
    display: block;
    margin-top: 4px;
}

/* FAQ Section */
.faq {
    padding: 80px 0;
    background-color: white;
}

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

.faq-item {
    margin-bottom: 32px;
    padding: 32px;
    background-color: #f9fafb;
    border-radius: 12px;
    border: 1px solid #e5e7eb;
}

.faq-item h3 {
    font-size: 1.25rem;
    margin-bottom: 16px;
    color: #111827;
}

.faq-item p {
    color: #6b7280;
    line-height: 1.6;
}

/* Contact Section */
.contact {
    padding: 80px 0;
    background-color: #f8fafc;
}

.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 48px;
    max-width: 900px;
    margin: 0 auto;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    background-color: white;
    padding: 32px;
    border-radius: 12px;
    border: 1px solid #e5e7eb;
}

.contact-icon {
    width: 24px;
    height: 24px;
    color: #2563eb;
    margin-top: 4px;
}

.contact-details h3 {
    font-size: 1.125rem;
    margin-bottom: 8px;
    color: #111827;
}

.contact-details a {
    color: #2563eb;
    text-decoration: none;
    font-weight: 500;
}

.contact-details a:hover {
    text-decoration: underline;
}

.contact-details p {
    color: #6b7280;
    line-height: 1.4;
}

/* Footer */
.footer {
    background-color: #111827;
    color: white;
    padding: 48px 0;
}

.footer-content {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 32px;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.footer-logo {
    width: 40px;
    height: 40px;
}

.footer-brand-name {
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    color: #d1d5db;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s ease;
}

.footer-links a:hover {
    color: white;
    text-decoration: none;
}

.footer-text {
    max-width: 400px;
}

.footer-text p {
    color: #d1d5db;
    margin-bottom: 8px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 16px;
    }

    .section-title {
        font-size: 2rem;
    }

    .brand-name {
        font-size: 2rem;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-description {
        font-size: 1.125rem;
    }

    .hero-image {
        width: 100%;
        max-width: 500px;
        height: 300px;
    }

    .tech-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .tech-text h2 {
        text-align: center;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
        align-items: center;
    }

    .footer-links {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
        gap: 16px;
    }

    .step-image {
        width: 100%;
        max-width: 280px;
    }
}

@media (max-width: 480px) {
    .logo-section {
        flex-direction: column;
        gap: 8px;
    }

    .logo {
        width: 48px;
        height: 48px;
    }

    .brand-name {
        font-size: 1.75rem;
    }

    .hero-title {
        font-size: 1.75rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .price {
        font-size: 2.5rem;
    }

    .hero-cta {
        gap: 24px;
    }

    .btn {
        padding: 12px 24px;
        font-size: 14px;
    }
}