@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

:root {
    --primary-gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #d946ef 100%);
    --secondary-gradient: linear-gradient(135deg, #0ea5e9 0%, #3b82f6 100%);
    --dark-bg: #0f172a;
    --card-bg: rgba(255, 255, 255, 0.95);
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --border-color: rgba(255, 255, 255, 0.1);
    --shadow-light: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-heavy: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--primary-gradient);
    min-height: 100vh;
    font-weight: 400;
    overflow-x: hidden;
}

header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(24px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    padding: 1rem 0;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow-light);
}

header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--primary-gradient);
    opacity: 0.6;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 3rem;
}

.logo {
    height: 45px;
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: scale(1.05);
}

nav ul {
    display: flex;
    list-style: none;
    gap: 3rem;
}

nav a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    font-size: 0.95rem;
    letter-spacing: 0.5px;
    position: relative;
    transition: all 0.3s ease;
}

nav a::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #667eea, #764ba2);
    transition: width 0.3s ease;
}

nav a:hover {
    color: #667eea;
    transform: translateY(-2px);
}

nav a:hover::after {
    width: 100%;
}

main {
    margin-top: 80px;
}

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(99, 102, 241, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(139, 92, 246, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(217, 70, 239, 0.2) 0%, transparent 50%);
    pointer-events: none;
    animation: float 20s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    33% { transform: translateY(-10px) rotate(1deg); }
    66% { transform: translateY(5px) rotate(-1deg); }
}

.hero-content {
    max-width: 700px;
    padding: 3rem;
    position: relative;
    z-index: 2;
}

.hero-logo {
    height: 140px;
    margin-bottom: 3rem;
    filter: drop-shadow(0 10px 30px rgba(0, 0, 0, 0.2));
    transition: transform 0.3s ease;
}

.hero-logo:hover {
    transform: scale(1.05);
}

.hero h1 {
    font-size: 4.5rem;
    margin-bottom: 1.5rem;
    font-weight: 900;
    letter-spacing: -2px;
    background: linear-gradient(135deg, #ffffff 0%, #f1f5f9 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    position: relative;
}

.hero h1::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 4px;
    background: var(--secondary-gradient);
    border-radius: 2px;
}

.hero p {
    font-size: 1.3rem;
    margin-bottom: 3rem;
    opacity: 0.95;
    font-weight: 300;
    line-height: 1.7;
}

.cta-button {
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.3);
    color: white;
    padding: 1.2rem 3rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(20px);
    letter-spacing: 0.5px;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-medium);
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.6s ease;
}

.cta-button:hover::before {
    left: 100%;
}

.cta-button:hover {
    background: rgba(255, 255, 255, 0.95);
    color: #6366f1;
    transform: translateY(-4px) scale(1.02);
    box-shadow: var(--shadow-heavy);
    border-color: rgba(255, 255, 255, 0.8);
}

.about, .products, .contact {
    padding: 8rem 3rem;
    max-width: 1400px;
    margin: 0 auto;
    text-align: center;
}

.about {
    background: rgba(255, 255, 255, 0.1);
    color: white;
}

.products {
    background: white;
    color: #333;
}

.contact {
    background: rgba(255, 255, 255, 0.1);
    color: white;
}

h2 {
    font-size: 3rem;
    margin-bottom: 3rem;
    font-weight: 700;
    letter-spacing: -1px;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 3rem;
    margin-top: 4rem;
}

.product-card {
    background: var(--card-bg);
    padding: 3rem;
    border-radius: 32px;
    box-shadow: var(--shadow-medium);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(20px);
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 6px;
    background: var(--primary-gradient);
    transform: scaleX(0);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.product-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.05) 0%, rgba(139, 92, 246, 0.05) 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.product-card:hover::before {
    transform: scaleX(1);
}

.product-card:hover::after {
    opacity: 1;
}

.product-card:hover {
    transform: translateY(-12px) scale(1.03);
    box-shadow: var(--shadow-heavy);
    border-color: rgba(99, 102, 241, 0.2);
}

.card-icon {
    font-size: 4rem;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 2rem;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    z-index: 2;
}

.product-card:hover .card-icon {
    transform: scale(1.15) rotate(5deg);
}

.product-card h3 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    color: #333;
    font-weight: 600;
    letter-spacing: -0.5px;
}

.tech-stack {
    display: flex;
    gap: 0.8rem;
    margin-top: 2rem;
    flex-wrap: wrap;
    justify-content: center;
}

.tech {
    background: var(--primary-gradient);
    color: white;
    padding: 0.7rem 1.4rem;
    border-radius: 30px;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.3px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow-light);
    position: relative;
    overflow: hidden;
}

.tech::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.tech:hover::before {
    left: 100%;
}

.tech:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: var(--shadow-medium);
}

.contact-links {
    display: flex;
    gap: 2.5rem;
    justify-content: center;
    margin-top: 3rem;
}

.contact-link {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    color: white;
    text-decoration: none;
    padding: 1.2rem 2.5rem;
    border: 2px solid rgba(255, 255, 255, 0.4);
    border-radius: 60px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(15px);
    font-weight: 500;
    letter-spacing: 0.5px;
    position: relative;
    overflow: hidden;
}

.contact-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.6s;
}

.contact-link:hover::before {
    left: 100%;
}

.contact-link:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.25);
    border-color: rgba(255, 255, 255, 0.6);
}

footer {
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.9), rgba(0, 0, 0, 0.7));
    color: white;
    text-align: center;
    padding: 3rem;
    backdrop-filter: blur(10px);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

footer p {
    font-weight: 300;
    letter-spacing: 0.5px;
    opacity: 0.9;
}

.product-hero {
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.product-hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
    letter-spacing: -1px;
}

.product-hero p {
    font-size: 1.3rem;
    margin-bottom: 3rem;
    opacity: 0.95;
    max-width: 600px;
}

.cta-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

.cta-button.primary {
    background: white;
    color: #667eea;
    border: none;
}

.cta-button.secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 3rem;
}

.features {
    padding: 8rem 0;
    background: white;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 3rem;
    margin-top: 4rem;
}

.feature-card {
    text-align: center;
    padding: 2rem;
}

.feature-icon {
    font-size: 3rem;
    color: #667eea;
    margin-bottom: 1.5rem;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #333;
}

.screenshots {
    padding: 8rem 0;
    background: #f8f9fa;
}

.screenshot-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    margin-top: 4rem;
}

.screenshot-item {
    text-align: center;
}

.screenshot-img {
    width: 100%;
    height: auto;
    border-radius: 15px;
    margin-bottom: 1.5rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.screenshot-img:hover {
    transform: scale(1.05);
    box-shadow: 0 20px 50px rgba(102, 126, 234, 0.2);
    cursor: pointer;
}

.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(5px);
}

.modal-content {
    position: relative;
    margin: auto;
    padding: 20px;
    width: 90%;
    max-width: 1200px;
    top: 50%;
    transform: translateY(-50%);
    text-align: center;
}

.close {
    position: absolute;
    top: 15px;
    right: 35px;
    color: white;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
    z-index: 2001;
}

.close:hover {
    opacity: 0.7;
}

#modalImage {
    max-width: 100%;
    max-height: 80vh;
    border-radius: 10px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

#modalCaption {
    color: white;
    font-size: 1.2rem;
    margin-top: 1rem;
    font-weight: 500;
}

.screenshot-item h4 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    color: #333;
}

.pricing {
    padding: 8rem 0;
    background: white;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    margin-top: 4rem;
}

.pricing-card {
    background: #f8f9fa;
    padding: 3rem 2rem;
    border-radius: 20px;
    text-align: center;
    border: 2px solid transparent;
    transition: all 0.3s ease;
}

.pricing-card.featured {
    border-color: #667eea;
    transform: scale(1.05);
}

.pricing-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #333;
}

.price {
    font-size: 3rem;
    font-weight: 700;
    color: #667eea;
    margin-bottom: 2rem;
}

.price span {
    font-size: 1rem;
    color: #666;
}

.pricing-card ul {
    list-style: none;
    margin-bottom: 2rem;
}

.pricing-card li {
    padding: 0.5rem 0;
    border-bottom: 1px solid #eee;
}

.pricing-btn {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    border: none;
    padding: 1rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
}

.pricing-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
}

.tech-specs {
    padding: 8rem 0;
    background: #f8f9fa;
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-top: 4rem;
}

.tech-category {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.tech-category h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: #667eea;
    border-bottom: 2px solid #667eea;
    padding-bottom: 0.5rem;
}

.tech-category ul {
    list-style: none;
}

.tech-category li {
    padding: 0.5rem 0;
    border-bottom: 1px solid #eee;
    color: #555;
}

.github-info {
    padding: 8rem 0;
    background: white;
}

.github-card {
    display: flex;
    align-items: center;
    gap: 3rem;
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    padding: 3rem;
    border-radius: 20px;
    margin-top: 3rem;
}

.github-icon {
    font-size: 4rem;
}

.github-content h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.github-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.2);
    color: white;
    text-decoration: none;
    padding: 1rem 2rem;
    border-radius: 50px;
    margin-top: 1.5rem;
    transition: all 0.3s ease;
}

.github-link:hover {
    background: white;
    color: #667eea;
    transform: translateY(-2px);
}

@media (max-width: 768px) {
    nav {
        flex-direction: column;
        gap: 1rem;
    }
    
    nav ul {
        gap: 1rem;
    }
    
    .hero h1, .product-hero h1 {
        font-size: 2.5rem;
    }
    
    .hero-logo {
        height: 80px;
    }
    
    main {
        margin-top: 120px;
    }
    
    .contact-links {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .container {
        padding: 0 1.5rem;
    }
    
    .github-card {
        flex-direction: column;
        text-align: center;
    }
}

.use-cases {
    padding: 8rem 0;
    background: white;
}

.use-case-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    margin-top: 4rem;
}

.use-case-card {
    background: #f8f9fa;
    padding: 2.5rem;
    border-radius: 15px;
    text-align: center;
    transition: transform 0.3s ease;
    border-left: 4px solid #667eea;
}

.use-case-card:hover {
    transform: translateY(-5px);
}

.use-case-icon {
    font-size: 3rem;
    color: #667eea;
    margin-bottom: 1.5rem;
}

.use-case-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: #333;
}

.live-demo {
    padding: 8rem 0;
    background: #f8f9fa;
}

.demo-card {
    display: flex;
    align-items: center;
    gap: 3rem;
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    padding: 3rem;
    border-radius: 20px;
    margin-top: 3rem;
}

.demo-icon {
    font-size: 4rem;
}

.demo-content h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.demo-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.2);
    color: white;
    text-decoration: none;
    padding: 1rem 2rem;
    border-radius: 50px;
    margin-top: 1.5rem;
    transition: all 0.3s ease;
}

.demo-link:hover {
    background: white;
    color: #667eea;
    transform: translateY(-2px);
}

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

.about-lead {
    font-size: 1.3rem;
    margin-bottom: 4rem;
    opacity: 0.9;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
    margin-top: 3rem;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 3.5rem;
    font-weight: 900;
    background: linear-gradient(135deg, #ffffff 0%, #f1f5f9 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1rem;
    font-weight: 600;
    opacity: 0.8;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.services {
    padding: 8rem 3rem;
    background: white;
    color: var(--text-primary);
}

.services-content {
    max-width: 1400px;
    margin: 0 auto;
    text-align: center;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    margin-top: 4rem;
}

.service-card {
    background: var(--card-bg);
    padding: 3rem 2rem;
    border-radius: 24px;
    box-shadow: var(--shadow-light);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(99, 102, 241, 0.1);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-medium);
    border-color: rgba(99, 102, 241, 0.2);
}

.service-icon {
    font-size: 3rem;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1.5rem;
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
    font-weight: 700;
}

.testimonials {
    padding: 8rem 3rem;
    background: rgba(255, 255, 255, 0.05);
    color: white;
}

.testimonials-content {
    max-width: 1400px;
    margin: 0 auto;
    text-align: center;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 3rem;
    margin-top: 4rem;
}

.testimonial-card {
    background: rgba(255, 255, 255, 0.1);
    padding: 3rem;
    border-radius: 24px;
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.4s ease;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: var(--shadow-medium);
}

.testimonial-content p {
    font-size: 1.1rem;
    line-height: 1.7;
    margin-bottom: 2rem;
    font-style: italic;
}

.author-info h4 {
    font-weight: 700;
    margin-bottom: 0.3rem;
}

.author-info span {
    opacity: 0.8;
    font-size: 0.9rem;
}

.cta-section {
    padding: 8rem 3rem;
    background: var(--dark-bg);
    color: white;
    text-align: center;
}

.cta-content {
    max-width: 800px;
    margin: 0 auto;
}

.cta-content h2 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #ffffff 0%, #f1f5f9 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.cta-content p {
    font-size: 1.3rem;
    margin-bottom: 3rem;
    opacity: 0.9;
}