/* 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: #334155;
    background-color: #ffffff;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: 1rem;
    color: #64748b;
    line-height: 1.7;
}

a {
    color: #06b6d4;
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: #0891b2;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 500;
    text-align: center;
    cursor: pointer;
    border: none;
    text-decoration: none;
    transition: all 0.2s ease;
    font-size: 14px;
}

.btn-primary {
    background: linear-gradient(135deg, #06b6d4, #0891b2);
    color: white;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #0891b2, #0e7490);
    color: white;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(6, 182, 212, 0.3);
}

.btn-large {
    padding: 16px 32px;
    font-size: 16px;
}

/* Header */
.header {
    background: white;
    border-bottom: 1px solid #e2e8f0;
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.logo-section {
    display: flex;
    align-items: center;
    gap: 12px;
}

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

.brand-name {
    font-size: 1.5rem;
    font-weight: 700;
    color: #334155;
    margin: 0;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #f8fafc, #e2e8f0);
    padding: 3rem 0 4rem;
    min-height: 500px;
    display: flex;
    align-items: center;
}

.hero .container {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 3rem;
    align-items: center;
}

.hero-content h1 {
    font-size: 2.75rem;
    color: #334155;
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.hero-content p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
}

.hero-features {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 2rem;
}

.feature-pill {
    background: white;
    color: #334155;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
    border: 1px solid #e2e8f0;
}

/* Chart Visualization */
.chart-placeholder {
    background: white;
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    max-width: 100%;
}

.chart-title {
    font-weight: 600;
    color: #334155;
    margin-bottom: 1rem;
    text-align: center;
}

.chart-bars {
    display: flex;
    align-items: end;
    gap: 8px;
    height: 120px;
    justify-content: space-around;
}

.bar {
    background: linear-gradient(180deg, #06b6d4, #0891b2);
    width: 24px;
    border-radius: 4px 4px 0 0;
    min-height: 20px;
}

/* Sections */
section {
    padding: 4rem 0;
}

section:nth-child(even) {
    background-color: #f8fafc;
}

section h2 {
    text-align: center;
    margin-bottom: 3rem;
    color: #334155;
}

/* Overview Section */
.overview p {
    text-align: center;
    font-size: 1.125rem;
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

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

.stat-card {
    text-align: center;
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: #06b6d4;
    margin-bottom: 0.5rem;
}

.stat-label {
    color: #64748b;
    font-weight: 500;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.feature-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, #f0f9ff, #e0f2fe);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

.feature-card h3 {
    color: #334155;
    margin-bottom: 1rem;
}

/* Process Steps */
.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.step {
    text-align: center;
    background: white;
    padding: 2rem;
    border-radius: 12px;
    position: relative;
}

.step-number {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #06b6d4, #0891b2);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    margin: 0 auto 1rem;
}

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

.product-card {
    background: white;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    position: relative;
    transition: all 0.2s ease;
}

.product-card:hover {
    border-color: #06b6d4;
    box-shadow: 0 8px 25px rgba(6, 182, 212, 0.15);
}

.product-card.featured {
    border-color: #06b6d4;
    box-shadow: 0 4px 12px rgba(6, 182, 212, 0.2);
}

.popular-badge {
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, #06b6d4, #0891b2);
    color: white;
    padding: 4px 16px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.product-price {
    font-size: 2.5rem;
    font-weight: 700;
    color: #334155;
    margin: 1rem 0;
}

.product-price span {
    font-size: 1rem;
    color: #64748b;
    font-weight: 400;
}

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

.product-features li {
    padding: 0.5rem 0;
    position: relative;
    padding-left: 24px;
}

.product-features li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #06b6d4;
    font-weight: bold;
}

/* Benefits Grid */
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.benefit-item {
    display: flex;
    gap: 1rem;
}

.benefit-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, #f0f9ff, #e0f2fe);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.benefit-item h3 {
    margin-bottom: 0.5rem;
    color: #334155;
}

/* Technology Section */
.tech-content {
    background-color: #f8fafc;
}

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

.technology h2 {
    text-align: center;
    margin-bottom: 3rem;
    color: #334155;
}

.tech-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.tech-features {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.tech-item {
    margin-bottom: 2rem;
}

.tech-item h3 {
    color: #334155;
    margin-bottom: 0.5rem;
}

/* Heatmap Visualization */
.heatmap-placeholder {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.heatmap-title {
    font-weight: 600;
    color: #334155;
    margin-bottom: 1rem;
    text-align: center;
}

.heatmap-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
}

.heat-cell {
    aspect-ratio: 1;
    border-radius: 4px;
}

.heat-cell.high {
    background: #06b6d4;
}

.heat-cell.medium {
    background: #67e8f9;
}

.heat-cell.low {
    background: #e0f2fe;
}

/* Case Studies */
.case-studies-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.case-study {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    text-align: center;
}

.case-study-metric {
    font-size: 3rem;
    font-weight: 700;
    color: #06b6d4;
    margin-bottom: 0.5rem;
}

.case-study-label {
    font-weight: 600;
    color: #334155;
    margin-bottom: 1rem;
}

.case-study-company {
    font-size: 0.9rem;
    color: #64748b;
    font-style: italic;
    margin-top: 1rem;
}

/* Contact Section */
.contact {
    background: linear-gradient(135deg, #f8fafc, #e2e8f0);
}

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

.contact-item {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.contact-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, #f0f9ff, #e0f2fe);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
}

.contact-item h3 {
    color: #334155;
    margin-bottom: 0.5rem;
}

.contact-item a {
    color: #06b6d4;
    font-weight: 500;
}

/* Button Variants */
.btn-outline {
    background: transparent;
    color: #334155;
    border: 1px solid #cbd5e1;
}

.btn-outline:hover {
    background: #f1f5f9;
    border-color: #94a3b8;
    color: #334155;
}

/* Footer */
.footer {
    background: #334155;
    color: #e2e8f0;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 1.2fr 1.8fr;
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-brand .brand-name {
    color: #e2e8f0;
    margin-left: 8px;
}

.footer-brand p {
    color: #94a3b8;
    margin-top: 1rem;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1.5rem;
}

.footer-section h4 {
    color: #e2e8f0;
    margin-bottom: 1rem;
    font-size: 1rem;
}

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

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

.footer-section a {
    color: #94a3b8;
    font-size: 0.9rem;
}

.footer-section a:hover {
    color: #06b6d4;
}

.footer-bottom {
    border-top: 1px solid #475569;
    padding-top: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}

.footer-bottom p {
    color: #94a3b8;
    margin: 0;
}

.footer-legal {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.footer-legal a {
    color: #94a3b8;
    font-size: 0.9rem;
}

/* Responsive Design Improvements */
@media (max-width: 768px) {
    .container {
        padding: 0 16px;
    }
    
    .hero .container {
        grid-template-columns: 1fr;
        gap: 2.5rem;
        text-align: center;
    }
    
    .hero-content h1 {
        font-size: 2.25rem;
    }
    
    .hero-content p {
        font-size: 1.125rem;
    }
    
    .tech-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .case-studies-grid {
        grid-template-columns: 1fr;
    }
    
    section {
        padding: 3rem 0;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 1.875rem;
    }
    
    .hero-content p {
        font-size: 1rem;
    }
    
    .hero-features {
        justify-content: center;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .benefits-grid {
        grid-template-columns: 1fr;
    }
    
    .benefit-item {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    
    .benefit-icon {
        align-self: center;
    }
}