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

body {
    font-family: 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #2D3748;
    background-color: #FFFFFF;
}

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

/* Header */
.header {
    background: linear-gradient(135deg, #F5F1EB 0%, #E2E8F0 100%);
    padding: 20px 0;
    border-bottom: 1px solid #E2E8F0;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo {
    flex-shrink: 0;
}

.brand-name {
    font-size: 24px;
    font-weight: 600;
    color: #2D3748;
    margin: 0;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #F5F1EB 0%, #FFFFFF 50%, #E2E8F0 100%);
    padding: 80px 0;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

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

.hero-title {
    font-size: 48px;
    font-weight: 700;
    color: #1A202C;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 18px;
    color: #4A5568;
    margin-bottom: 30px;
    line-height: 1.5;
}

.hero-features {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 30px;
}

.hero-feature {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #6B7280;
    font-size: 14px;
    font-weight: 500;
}

.feature-icon {
    flex-shrink: 0;
}

.hero-cta {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-illustration {
    max-width: 100%;
    height: auto;
}

/* Buttons */
.btn-primary, .btn-secondary {
    padding: 12px 24px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    text-align: center;
    transition: all 0.3s ease;
}

.btn-primary {
    background: linear-gradient(135deg, #8B9DC3 0%, #6B7280 100%);
    color: #FFFFFF;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #6B7280 0%, #4A5568 100%);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(107, 114, 128, 0.3);
}

.btn-secondary {
    background: transparent;
    color: #6B7280;
    border: 2px solid #8B9DC3;
}

.btn-secondary:hover {
    background: #8B9DC3;
    color: #FFFFFF;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(139, 157, 195, 0.3);
}

/* Sections */
.centered {
    text-align: center;
}

.section-title {
    font-size: 36px;
    font-weight: 700;
    color: #1A202C;
    margin-bottom: 20px;
    line-height: 1.2;
}

.section-subtitle {
    font-size: 18px;
    color: #4A5568;
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Urban Challenges */
.urban-challenges {
    padding: 80px 0;
    background: #FFFFFF;
}

.challenges-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-top: 50px;
}

.challenge-item {
    text-align: center;
    padding: 30px 20px;
    border-radius: 12px;
    background: linear-gradient(135deg, #F9FAFB 0%, #F5F1EB 100%);
}

.challenge-illustration {
    margin-bottom: 20px;
    margin-left: auto;
    margin-right: auto;
}

.challenge-item h3 {
    font-size: 24px;
    font-weight: 600;
    color: #2D3748;
    margin-bottom: 15px;
}

.challenge-item p {
    color: #4A5568;
    line-height: 1.5;
}

/* Solution Overview */
.solution-overview {
    padding: 80px 0;
    background: linear-gradient(135deg, #F5F1EB 0%, #FFFFFF 100%);
}

.solution-overview .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.solution-content {
    text-align: left;
}

.solution-description {
    font-size: 18px;
    color: #4A5568;
    margin-bottom: 30px;
    line-height: 1.5;
}

.solution-features {
    display: grid;
    gap: 20px;
}

.feature h4 {
    font-size: 18px;
    font-weight: 600;
    color: #2D3748;
    margin-bottom: 8px;
}

.feature p {
    color: #6B7280;
    line-height: 1.4;
}

.solution-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.solution-illustration {
    max-width: 100%;
    height: auto;
}

/* Product Categories */
.product-categories {
    padding: 80px 0;
    background: #FFFFFF;
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.category-card {
    background: #FFFFFF;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.category-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.category-image {
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #F9FAFB 0%, #F5F1EB 100%);
}

.category-illustration {
    max-width: 90%;
    height: auto;
}

.category-card h3 {
    font-size: 20px;
    font-weight: 600;
    color: #2D3748;
    padding: 20px 20px 10px;
}

.category-card p {
    color: #6B7280;
    padding: 0 20px 20px;
    line-height: 1.4;
}

/* Featured Products */
.featured-products {
    padding: 80px 0;
    background: linear-gradient(135deg, #F9FAFB 0%, #F5F1EB 100%);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.product-card {
    background: #FFFFFF;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.product-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.product-image {
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #F9FAFB 0%, #F5F1EB 100%);
}

.product-illustration {
    max-width: 90%;
    height: auto;
}

.product-info {
    padding: 25px;
}

.product-info h3 {
    font-size: 20px;
    font-weight: 600;
    color: #2D3748;
    margin-bottom: 10px;
}

.product-price {
    font-size: 18px;
    font-weight: 700;
    color: #8B9DC3;
    margin-bottom: 10px;
}

.product-info p {
    color: #6B7280;
    margin-bottom: 20px;
    line-height: 1.4;
}

.product-actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.product-actions .btn-primary,
.product-actions .btn-secondary {
    width: 100%;
}

/* Subscription */
.subscription {
    padding: 80px 0;
    background: #FFFFFF;
}

.subscription .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.subscription-content {
    text-align: left;
}

.subscription-features {
    display: grid;
    gap: 20px;
    margin: 30px 0;
}

.sub-feature h4 {
    font-size: 18px;
    font-weight: 600;
    color: #2D3748;
    margin-bottom: 8px;
}

.sub-feature p {
    color: #6B7280;
    line-height: 1.4;
}

.subscription-cta {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.subscription-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.subscription-illustration {
    max-width: 100%;
    height: auto;
}

/* Corporate */
.corporate {
    padding: 80px 0;
    background: linear-gradient(135deg, #F5F1EB 0%, #E2E8F0 100%);
}

.corporate-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 40px;
    margin-top: 50px;
}

.corporate-card {
    background: #FFFFFF;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.corporate-card h3 {
    font-size: 24px;
    font-weight: 600;
    color: #2D3748;
    margin-bottom: 15px;
}

.corporate-card p {
    color: #6B7280;
    margin-bottom: 20px;
    line-height: 1.5;
}

.corporate-card ul {
    list-style: none;
    padding: 0;
}

.corporate-card li {
    color: #4A5568;
    margin-bottom: 8px;
    padding-left: 20px;
    position: relative;
}

.corporate-card li:before {
    content: '•';
    color: #8B9DC3;
    font-weight: bold;
    position: absolute;
    left: 0;
}

/* Benefits */
.benefits {
    padding: 80px 0;
    background: #FFFFFF;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-top: 50px;
}

.benefit-item {
    text-align: center;
    padding: 30px 20px;
}

.benefit-icon {
    margin-bottom: 20px;
    display: flex;
    justify-content: center;
}

.benefit-item h3 {
    font-size: 20px;
    font-weight: 600;
    color: #2D3748;
    margin-bottom: 15px;
}

.benefit-item p {
    color: #6B7280;
    line-height: 1.5;
}

/* Testimonials */
.testimonials {
    padding: 80px 0;
    background: linear-gradient(135deg, #F9FAFB 0%, #F5F1EB 100%);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.testimonial {
    background: #FFFFFF;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.testimonial p {
    color: #4A5568;
    font-style: italic;
    margin-bottom: 15px;
    line-height: 1.5;
}

.testimonial cite {
    color: #6B7280;
    font-size: 14px;
    font-weight: 600;
    not-italic;
}

/* Contacts */
.contacts {
    padding: 80px 0;
    background: #FFFFFF;
}

.contacts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-top: 50px;
}

.contact-item {
    text-align: center;
    padding: 30px 20px;
    background: linear-gradient(135deg, #F9FAFB 0%, #F5F1EB 100%);
    border-radius: 12px;
}

.contact-item h3 {
    font-size: 20px;
    font-weight: 600;
    color: #2D3748;
    margin-bottom: 15px;
}

.contact-item p {
    color: #4A5568;
    line-height: 1.5;
}

.contact-item a {
    color: #6B7280;
    text-decoration: none;
    font-weight: 500;
}

.contact-item a:hover {
    color: #8B9DC3;
    text-decoration: underline;
}

/* Footer */
.footer {
    background: linear-gradient(135deg, #2D3748 0%, #1A202C 100%);
    color: #FFFFFF;
    padding: 50px 0 30px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 40px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 15px;
    flex-shrink: 0;
}

.footer-brand .brand-name {
    color: #FFFFFF;
    font-size: 18px;
    font-weight: 600;
}

.footer-links {
    display: flex;
    gap: 60px;
    flex: 1;
    justify-content: space-between;
    max-width: 600px;
}

.footer-nav {
    display: flex;
    gap: 40px;
}

.footer-contact {
    min-width: 200px;
}

.footer-column h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 15px;
    color: #E2E8F0;
}

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

.footer-column li {
    margin-bottom: 8px;
}

.footer-column a {
    color: #CBD5E0;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-column a:hover {
    color: #8B9DC3;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #CBD5E0;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.contact-item:hover {
    color: #8B9DC3;
}

.contact-item svg {
    flex-shrink: 0;
}

.footer-bottom {
    border-top: 1px solid #4A5568;
    padding-top: 20px;
    text-align: center;
}

.footer-bottom p {
    color: #A0AEC0;
    font-size: 14px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-grid,
    .solution-overview .container,
    .subscription .container {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .hero-content {
        text-align: center;
    }
    
    .solution-content,
    .subscription-content {
        text-align: center;
    }
    
    .hero-title {
        font-size: 36px;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .corporate-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 30px;
    }
    
    .footer-links {
        flex-direction: column;
        align-items: center;
        gap: 30px;
    }
    
    .footer-nav {
        gap: 30px;
    }
    
    .product-actions {
        flex-direction: column;
    }
    
    .subscription-cta {
        align-items: center;
    }
    
    .hero-features {
        align-items: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero-title {
        font-size: 28px;
    }
    
    .section-title {
        font-size: 24px;
    }
    
    .challenges-grid,
    .categories-grid,
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-nav {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
    
    .footer-links {
        width: 100%;
    }
}