/* CSS Variables */
:root {
    --color-black: #1a1a1a;
    --color-blue: #2563eb;
    --color-gray: #6b7280;
    --color-lime: #84cc16;
    --color-white: #ffffff;
    --color-light-gray: #f3f4f6;
    --color-dark-gray: #374151;
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --border-radius: 8px;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.1), 0 1px 2px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--color-black);
    background-color: var(--color-white);
}

img {
    max-width: 100%;
    height: auto;
}

a {
    color: var(--color-blue);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

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

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

h1 {
    font-size: 3rem;
    font-weight: 700;
}

h2 {
    font-size: 2.25rem;
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: 1rem;
    line-height: 1.5;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: var(--border-radius);
    font-weight: 500;
    text-decoration: none;
    text-align: center;
    transition: all 0.2s ease;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background-color: var(--color-blue);
    color: var(--color-white);
}

.btn-primary:hover {
    background-color: #1d4ed8;
    text-decoration: none;
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-blue);
    border: 2px solid var(--color-blue);
}

.btn-secondary:hover {
    background-color: var(--color-blue);
    color: var(--color-white);
    text-decoration: none;
}

/* Sections */
.section {
    padding: 80px 0;
}

.section-dark {
    background-color: var(--color-black);
    color: var(--color-white);
}

.section-gray {
    background-color: var(--color-light-gray);
}

.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-dark .section-title {
    color: var(--color-white);
}

/* Header */
.header {
    padding: 20px 0;
}

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

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

.brand-name {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-black);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--color-light-gray) 0%, var(--color-white) 100%);
    padding: 20px 0 80px;
    overflow-x: hidden;
}

.hero-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 60px;
    padding: 0 20px;
}

.hero-title {
    margin-bottom: 24px;
    line-height: 1.1;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-gray);
    margin-bottom: 40px;
    line-height: 1.5;
}

.hero-cta {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.hero-visual {
    text-align: center;
    padding: 0 20px;
}

.radar-container {
    display: inline-block;
    max-width: 100%;
    width: 400px;
}

.radar-graphic {
    width: 100%;
    height: auto;
    max-width: 400px;
}

/* Problem Section */
.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-top: 60px;
}

.problem-item {
    text-align: center;
    padding: 30px 20px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    background-color: var(--color-white);
}

.problem-icon {
    width: 64px;
    height: 64px;
    margin-bottom: 20px;
}

/* Features Section */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.feature-card {
    background-color: var(--color-dark-gray);
    padding: 30px;
    border-radius: var(--border-radius);
    text-align: center;
}

.feature-icon {
    width: 48px;
    height: 48px;
    margin-bottom: 20px;
}

.feature-card h3 {
    color: var(--color-white);
    margin-bottom: 16px;
}

.feature-card p {
    color: var(--color-light-gray);
    margin-bottom: 0;
}

/* Process Steps */
.process-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    margin-top: 60px;
}

.step {
    text-align: center;
    position: relative;
}

.step-number {
    width: 48px;
    height: 48px;
    background-color: var(--color-lime);
    color: var(--color-black);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.25rem;
    margin: 0 auto 20px;
}

.step-icon {
    width: 64px;
    height: 64px;
    margin-bottom: 20px;
}

/* Benefits Section */
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.benefit-card {
    background-color: var(--color-white);
    padding: 40px 30px;
    border-radius: var(--border-radius);
    text-align: center;
    box-shadow: var(--shadow);
}

.benefit-metric {
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-lime);
    margin-bottom: 16px;
    line-height: 1;
}

/* Products Section */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    margin-top: 60px;
}

.product-card {
    background-color: var(--color-white);
    border: 2px solid var(--color-light-gray);
    border-radius: var(--border-radius);
    padding: 40px 30px;
    text-align: center;
    position: relative;
    box-shadow: var(--shadow);
}

.product-featured {
    border-color: var(--color-blue);
    transform: scale(1.05);
}

.featured-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--color-lime);
    color: var(--color-black);
    padding: 6px 20px;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
}

.product-name {
    font-size: 1.5rem;
    margin-bottom: 16px;
}

.product-price {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-blue);
    margin-bottom: 30px;
}

.product-price span {
    font-size: 1rem;
    font-weight: 400;
    color: var(--color-gray);
}

.product-features {
    list-style: none;
    margin-bottom: 30px;
    text-align: left;
}

.product-features li {
    padding: 8px 0;
    border-bottom: 1px solid var(--color-light-gray);
    position: relative;
    padding-left: 24px;
}

.product-features li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--color-lime);
    font-weight: 700;
}

/* Use Cases */
.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-bottom: 60px;
}

.use-case {
    text-align: center;
    padding: 30px;
    background-color: var(--color-dark-gray);
    border-radius: var(--border-radius);
}

.use-case-icon {
    width: 64px;
    height: 64px;
    margin-bottom: 20px;
}

.use-case h3 {
    color: var(--color-white);
    margin-bottom: 16px;
}

.use-case p {
    color: var(--color-light-gray);
    margin-bottom: 0;
}

/* Testimonials */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
    margin-top: 60px;
}

.testimonial {
    background-color: var(--color-white);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    border-left: 4px solid var(--color-lime);
}

.testimonial-content {
    margin-bottom: 20px;
}

.testimonial-content p {
    font-style: italic;
    font-size: 1.125rem;
    margin-bottom: 0;
}

.testimonial-author strong {
    display: block;
    margin-bottom: 4px;
}

.testimonial-author span {
    color: var(--color-gray);
    font-size: 0.875rem;
}

/* Contact Section */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    margin-top: 60px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.contact-icon {
    width: 24px;
    height: 24px;
    margin-top: 4px;
}

.contact-item h3 {
    margin-bottom: 8px;
    font-size: 1.125rem;
}

.contact-item a {
    color: var(--color-blue);
    font-weight: 500;
}

/* Photo Placeholders */
.photo-placeholder {
    background-color: var(--color-light-gray);
    border: 2px dashed var(--color-gray);
    border-radius: var(--border-radius);
    padding: 60px 20px;
    text-align: center;
    margin-top: 40px;
    display: none;
}

.placeholder-text {
    color: var(--color-gray);
    font-style: italic;
}

/* Image Styles */
.benefits-image,
.use-cases-image,
.contact-image {
    width: 100%;
    height: 300px;
    object-fit: cover;
    border-radius: var(--border-radius);
    margin-top: 40px;
    box-shadow: var(--shadow);
}

/* Footer */
.footer {
    background-color: var(--color-black);
    color: var(--color-white);
    padding: 60px 0 20px;
    overflow-x: hidden;
}

.footer-content {
    display: grid;
    grid-template-columns: 1.2fr 1.8fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-brand {
    max-width: 100%;
}

.footer-brand .brand-name {
    color: var(--color-white);
}

.footer-description {
    color: var(--color-light-gray);
    margin-top: 20px;
    line-height: 1.5;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.footer-column h4 {
    color: var(--color-white);
    margin-bottom: 16px;
    font-size: 1.125rem;
}

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

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

.footer-column a {
    color: var(--color-light-gray);
    transition: color 0.2s ease;
    font-size: 0.9rem;
}

.footer-column a:hover {
    color: var(--color-white);
    text-decoration: none;
}

.footer-bottom {
    border-top: 1px solid var(--color-dark-gray);
    padding-top: 20px;
    text-align: center;
}

.footer-bottom p {
    color: var(--color-gray);
    margin-bottom: 0;
    font-size: 0.875rem;
}

/* Image Styles */
.benefits-image,
.use-cases-image,
.contact-image {
    width: 100%;
    height: 300px;
    object-fit: cover;
    border-radius: var(--border-radius);
    margin-top: 40px;
    box-shadow: var(--shadow);
}

/* Remove photo placeholders */
.photo-placeholder {
    display: none;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .footer-links {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .process-steps {
        grid-template-columns: 1fr;
    }
    
    .hero {
        padding: 20px 0 60px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.125rem;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
        margin-bottom: 30px;
    }
    
    .btn {
        width: 100%;
        max-width: 280px;
    }
    
    .section-title {
        font-size: 1.875rem;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .footer-links {
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
        text-align: left;
    }
    
    .product-featured {
        transform: none;
    }
    
    .process-steps {
        grid-template-columns: 1fr;
    }
    
    .radar-container {
        width: 100%;
        max-width: 350px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    
    .section {
        padding: 60px 0;
    }
    
    .hero {
        padding: 20px 0 50px;
    }
    
    .hero-title {
        font-size: 1.75rem;
    }
    
    .hero-content {
        margin-bottom: 40px;
    }
    
    .problem-grid,
    .features-grid,
    .benefits-grid,
    .products-grid,
    .use-cases-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        gap: 25px;
        text-align: center;
    }
    
    .radar-container {
        max-width: 300px;
    }
    
    .benefit-metric {
        font-size: 2rem;
    }
}