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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    color: #1a1a1a;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
}

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

header {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    position: sticky;
    top: 0;
    z-index: 100;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    text-decoration: none;
}

.hero {
    padding: 4rem 0;
    text-align: center;
    color: white;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    line-height: 1.1;
}

.hero .subtitle {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-button {
    display: inline-block;
    background: rgba(255, 255, 255, 0.2);
    color: white;
    padding: 1rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.cta-button:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

.main-content {
    background: white;
    margin-top: 2rem;
    border-radius: 20px 20px 0 0;
    box-shadow: 0 -10px 40px rgba(0, 0, 0, 0.1);
}

.research-section {
    padding: 4rem 0;
    background: linear-gradient(45deg, #4facfe, #00f2fe);
    color: white;
    text-align: center;
}

.research-section h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

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

.research-card {
    background: rgba(255, 255, 255, 0.1);
    padding: 2rem;
    border-radius: 15px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.development-section {
    padding: 4rem 0;
    background: white;
}

.development-section h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 1.5rem;
    color: #333;
}

.section-description {
    text-align: center;
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: #666;
}

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

.development-card {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

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

.development-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.tech-section {
    padding: 4rem 0;
    background: #f8f9fa;
}

.tech-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: #333;
}

.tech-stack {
    display: flex;
    justify-content: space-around;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem;
    margin-top: 3rem;
}

.tech-item {
    text-align: center;
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    min-width: 200px;
    flex: 1;
    max-width: 300px;
}

.tech-item h3 {
    margin-bottom: 1rem;
    color: #333;
}

.status-section {
    padding: 4rem 0;
    background: #333;
    color: white;
    text-align: center;
}

.status-section h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
}

.status-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.status-item {
    background: rgba(255, 255, 255, 0.1);
    padding: 1.5rem;
    border-radius: 10px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.status-item h4 {
    margin-bottom: 0.5rem;
    color: #fff;
}

.contact-info {
    margin-top: 3rem;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

footer {
    background: #1a1a1a;
    color: white;
    padding: 2rem 0;
    text-align: center;
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero .subtitle {
        font-size: 1.1rem;
    }
    
    .research-section h2,
    .development-section h2,
    .tech-section h2,
    .status-section h2 {
        font-size: 2rem;
    }
    
    .research-grid,
    .development-grid {
        grid-template-columns: 1fr;
    }
    
    .tech-stack {
        flex-direction: column;
    }
    
    .tech-item {
        max-width: 100%;
    }
}