:root {
    --primary-bg: #000000;
    --secondary-bg: #1a1a1a;
    --accent-color: #00d4ff;
    --accent-hover: #00b8e6;
    --text-primary: #ffffff;
    --text-secondary: #cccccc;
    --text-muted: #888888;
    --border-color: #333333;
    --card-bg: #111111;
    --gradient-primary: linear-gradient(135deg, #00d4ff 0%, #0099cc 100%);
    --gradient-secondary: linear-gradient(135deg, #333333 0%, #1a1a1a 100%);
    --shadow-light: 0 4px 20px rgba(0, 212, 255, 0.1);
    --shadow-heavy: 0 8px 40px rgba(0, 0, 0, 0.3);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--primary-bg);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

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

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.nav-brand .logo {
    height: 32px;
    width: auto;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 400;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: var(--accent-color);
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 25px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-light);
}

.btn-secondary {
    background: var(--card-bg);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    padding: 0.75rem 1.5rem;
    border-radius: 25px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background: var(--accent-color);
    border-color: var(--accent-color);
    transform: translateY(-2px);
}

.btn-cta {
    background: var(--text-primary);
    color: var(--primary-bg);
    border: none;
    padding: 1rem 2rem;
    border-radius: 30px;
    font-weight: 600;
    font-size: 1.1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-cta:hover {
    background: var(--accent-color);
    color: white;
    transform: translateY(-3px);
    box-shadow: var(--shadow-light);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    transition: 0.3s;
}

.hero {
    padding: 120px 0 0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    position: relative;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    flex: 1;
}

.hero-text h1 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2.5rem;
    font-weight: 600;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.hero-text p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    max-width: 500px;
}

.hero-rating {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.stars {
    color: var(--accent-color);
    font-size: 1.2rem;
}

.hero-rating span {
    color: var(--text-muted);
    font-size: 0.9rem;
}

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

.hero-image img {
    max-width: 100%;
    height: auto;
    border-radius: 20px;
    box-shadow: var(--shadow-heavy);
}

.shipping-banner {
    background: var(--accent-color);
    color: var(--primary-bg);
    text-align: center;
    padding: 1rem;
    font-weight: 500;
    position: sticky;
    bottom: 0;
}

.value-proposition {
    padding: 6rem 0;
    text-align: center;
    background: var(--text-primary);
    color: var(--primary-bg);
}

.value-icon {
    font-size: 3rem;
    margin-bottom: 2rem;
}

.value-proposition h2 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2.2rem;
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.value-proposition p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    color: #666;
}

.target-audience {
    padding: 6rem 0;
    background: var(--secondary-bg);
}

.audience-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.audience-card {
    background: var(--card-bg);
    border-radius: 20px;
    overflow: hidden;
    transition: transform 0.3s ease;
    position: relative;
}

.audience-card:hover {
    transform: translateY(-10px);
}

.audience-card img {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.card-label {
    position: absolute;
    top: 1rem;
    left: 1rem;
    background: var(--accent-color);
    color: var(--primary-bg);
    padding: 0.5rem 1rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.audience-card h3 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.5rem;
    font-weight: 600;
    line-height: 1.2;
    margin: 1.5rem 1.5rem 1rem;
    letter-spacing: -0.02em;
}

.audience-card p {
    color: var(--text-secondary);
    margin: 0 1.5rem 1.5rem;
    font-size: 0.95rem;
}

.app-showcase {
    padding: 6rem 0;
    background: var(--text-primary);
    color: var(--primary-bg);
}

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

.showcase-text h2 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2.5rem;
    font-weight: 600;
    line-height: 1.1;
    letter-spacing: -0.02em;
}

.showcase-image img {
    max-width: 100%;
    height: auto;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
}

.cta-section {
    padding: 6rem 0;
    text-align: center;
    background: var(--primary-bg);
}

.cta-section h2 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2.5rem;
    font-weight: 600;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.cta-section p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.features-carousel {
    padding: 6rem 0;
    background: var(--secondary-bg);
}

.carousel-wrapper {
    position: relative;
    overflow: hidden;
    border-radius: 20px;
}

.feature-slide {
    display: none;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    background: var(--card-bg);
    padding: 3rem;
    border-radius: 20px;
}

.feature-slide.active {
    display: grid;
}

.feature-content {
    padding: 2rem 0;
}

.feature-label {
    background: var(--accent-color);
    color: var(--primary-bg);
    padding: 0.5rem 1rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: inline-block;
    margin-bottom: 1.5rem;
}

.feature-slide h3 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2rem;
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.feature-slide p {
    color: var(--text-secondary);
    font-size: 1rem;
}

.feature-slide img {
    max-width: 100%;
    height: auto;
    border-radius: 15px;
}

.carousel-controls {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    margin-top: 2rem;
}

.carousel-prev,
.carousel-next {
    background: var(--card-bg);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.carousel-prev:hover,
.carousel-next:hover {
    background: var(--accent-color);
    border-color: var(--accent-color);
}

.carousel-dots {
    display: flex;
    gap: 0.5rem;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--border-color);
    cursor: pointer;
    transition: background 0.3s ease;
}

.dot.active {
    background: var(--accent-color);
}

.technology-trends {
    padding: 6rem 0;
    background: var(--primary-bg);
}

.technology-trends h2 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2.2rem;
    font-weight: 600;
    text-align: center;
    margin-bottom: 3rem;
    letter-spacing: -0.02em;
}

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

.trend-card {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 15px;
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease;
}

.trend-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-color);
}

.trend-card h3 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--accent-color);
}

.trend-card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.faq {
    padding: 6rem 0;
    background: var(--secondary-bg);
}

.faq h2 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2.2rem;
    font-weight: 600;
    text-align: center;
    margin-bottom: 3rem;
    letter-spacing: -0.02em;
}

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

.faq-item {
    border-bottom: 1px solid var(--border-color);
}

.faq-question {
    width: 100%;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.1rem;
    font-weight: 500;
    padding: 1.5rem 0;
    text-align: left;
    cursor: pointer;
    transition: color 0.3s ease;
    position: relative;
}

.faq-question:hover {
    color: var(--accent-color);
}

.faq-question::after {
    content: '+';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.5rem;
    transition: transform 0.3s ease;
}

.faq-item.active .faq-question::after {
    transform: translateY(-50%) rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 200px;
}

.faq-answer p {
    color: var(--text-secondary);
    padding-bottom: 1.5rem;
    line-height: 1.6;
}

.newsletter {
    padding: 4rem 0;
    background: var(--card-bg);
    text-align: center;
}

.newsletter h2 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.newsletter p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.newsletter-form {
    display: flex;
    max-width: 400px;
    margin: 0 auto;
    gap: 1rem;
}

.newsletter-form input {
    flex: 1;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 25px;
    background: var(--primary-bg);
    color: var(--text-primary);
    font-size: 1rem;
}

.newsletter-form input::placeholder {
    color: var(--text-muted);
}

.newsletter-form button {
    background: var(--gradient-primary);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 25px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.newsletter-form button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-light);
}

.footer {
    background: var(--primary-bg);
    border-top: 1px solid var(--border-color);
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    height: 32px;
    width: auto;
    margin-bottom: 1rem;
}

.footer-brand p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.footer-column h4 {
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--accent-color);
}

.footer-column a {
    display: block;
    color: var(--text-secondary);
    text-decoration: none;
    margin-bottom: 0.5rem;
    transition: color 0.3s ease;
}

.footer-column a:hover {
    color: var(--accent-color);
}

.footer-column p {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

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

.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

@media (max-width: 991px) {
    .nav-links {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .hero-text h1 {
        font-size: 2rem;
    }
    
    .showcase-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .feature-slide {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .audience-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .showcase-item {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .step {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .comparison-header,
    .comparison-row {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .feature-benefits {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 767px) {
    .container {
        padding: 0 15px;
    }
    
    .nav {
        padding: 1rem 15px;
    }
    
    .hero {
        padding: 100px 0 0;
    }
    
    .hero-content {
        padding: 0 15px;
    }
    
    .hero-text h1 {
        font-size: 1.8rem;
    }
    
    .value-proposition h2,
    .cta-section h2 {
        font-size: 1.8rem;
    }
    
    .showcase-text h2 {
        font-size: 2rem;
    }
    
    .newsletter-form {
        flex-direction: column;
    }
    
    .trends-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-form {
        grid-template-columns: 1fr;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 479px) {
    .hero-text h1 {
        font-size: 1.5rem;
    }
    
    .value-proposition h2,
    .cta-section h2 {
        font-size: 1.5rem;
    }
    
    .showcase-text h2 {
        font-size: 1.8rem;
    }
    
    .feature-slide h3 {
        font-size: 1.5rem;
    }
}