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

:root {
    --text-primary: #202124;
    --text-secondary: #5f6368;
    --background: #ffffff;
    --surface: #f8f9fa;
    --border: #e8eaed;
    --accent-pink: #ffb1ee;
    --accent-green: #48f08b;
    --accent-blue: #5e9bff;
    --accent-red: #ff6b6b;
}

body {
    font-family: 'Google Sans', 'Google Sans Text', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--background);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Navigation */
.nav {
    position: sticky;
    top: 0;
    background: var(--background);
    border-bottom: 1px solid var(--border);
    z-index: 100;
    padding: 16px 0;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.logo {
    display: flex;
    align-items: center;
    font-size: 22px;
    font-weight: 500;
    text-decoration: none;
    color: var(--text-primary);
}

.logo-text {
    color: var(--text-primary);
}

.logo-labs {
    color: var(--accent-pink);
    margin-left: 4px;
}

.nav-links {
    display: flex;
    gap: 32px;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: color 0.2s ease;
}

.nav-link:hover {
    color: var(--text-primary);
}

/* Hero */
.hero {
    padding: 120px 0 80px;
    text-align: center;
}

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

.hero-title {
    font-size: 56px;
    font-weight: 400;
    letter-spacing: -0.5px;
    margin-bottom: 16px;
    background: linear-gradient(90deg, var(--text-primary) 0%, var(--accent-pink) 50%, var(--accent-green) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    background-size: 200% auto;
    animation: gradient 3s ease infinite;
}

@keyframes gradient {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.hero-subtitle {
    font-size: 20px;
    color: var(--text-secondary);
    font-weight: 400;
    margin-bottom: 40px;
}

/* Experiments Section */
.experiments {
    padding: 40px 0 80px;
}

.experiments-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
}

.experiment-card {
    background: var(--background);
    border: 1px solid var(--border);
    border-radius: 24px;
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
}

.experiment-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

.card-image {
    position: relative;
    width: 100%;
    height: 200px;
    overflow: hidden;
}

.placeholder-image {
    width: 100%;
    height: 100%;
    transition: transform 0.3s ease;
}

.experiment-card:hover .placeholder-image {
    transform: scale(1.05);
}

.card-content {
    padding: 24px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.card-title {
    font-size: 20px;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.card-description {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: 16px;
    flex: 1;
}

.card-badge {
    display: inline-block;
    font-size: 12px;
    font-weight: 500;
    padding: 4px 12px;
    background: var(--surface);
    border-radius: 16px;
    color: var(--text-secondary);
    width: fit-content;
}

/* About Section */
.about {
    padding: 80px 0;
    background: var(--surface);
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.about-title {
    font-size: 36px;
    font-weight: 400;
    margin-bottom: 24px;
    color: var(--text-primary);
}

.about-description {
    font-size: 18px;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 48px;
}

.about-stats {
    display: flex;
    justify-content: center;
    gap: 80px;
    flex-wrap: wrap;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 48px;
    font-weight: 400;
    color: var(--accent-pink);
    margin-bottom: 8px;
}

.stat-label {
    font-size: 14px;
    color: var(--text-secondary);
}

/* Footer */
.footer {
    padding: 32px 0;
    border-top: 1px solid var(--border);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 24px;
}

.footer-text {
    color: var(--text-secondary);
    font-size: 14px;
}

.footer-links {
    display: flex;
    gap: 24px;
}

.footer-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.2s ease;
}

.footer-link:hover {
    color: var(--text-primary);
}

/* Responsive */
@media (max-width: 768px) {
    .hero-title {
        font-size: 40px;
    }
    
    .hero-subtitle {
        font-size: 18px;
    }
    
    .experiments-grid {
        grid-template-columns: 1fr;
    }
    
    .about-stats {
        gap: 40px;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .nav-links {
        gap: 24px;
    }
}