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

:root {
    --bg: #0a0a0a;
    --bg-elevated: #111111;
    --bg-card: #161616;
    --border: #222222;
    --border-hover: #333333;
    --text-primary: #e8e8e8;
    --text-secondary: #777777;
    --text-tertiary: #444444;
    --accent: #a0ff8f;
    --accent-dim: rgba(160, 255, 143, 0.1);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* Grain overlay */
.grain {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1000;
    opacity: 0.03;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
    background-repeat: repeat;
    background-size: 256px;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Navigation */
.nav {
    position: sticky;
    top: 0;
    background: rgba(10, 10, 10, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    z-index: 100;
    padding: 0;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1100px;
    margin: 0 auto;
    padding: 16px 24px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 15px;
    font-weight: 500;
    text-decoration: none;
    color: var(--text-primary);
    letter-spacing: -0.01em;
}

.logo-mark {
    color: var(--accent);
    font-size: 10px;
}

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

.logo-labs {
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    font-weight: 500;
    color: var(--text-secondary);
    background: var(--bg-card);
    border: 1px solid var(--border);
    padding: 2px 8px;
    border-radius: 4px;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

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

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 13px;
    font-weight: 400;
    transition: color 0.2s ease;
    letter-spacing: -0.01em;
}

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

/* Hero */
.hero {
    padding: 120px 24px 100px;
    max-width: 1100px;
    margin: 0 auto;
}

.hero-content {
    max-width: 720px;
}

.hero-label {
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    font-weight: 500;
    color: var(--accent);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 24px;
}

.hero-title {
    font-size: 48px;
    font-weight: 300;
    letter-spacing: -0.03em;
    line-height: 1.15;
    margin-bottom: 24px;
    color: var(--text-primary);
}

.hero-subtitle {
    font-size: 17px;
    color: var(--text-secondary);
    font-weight: 400;
    line-height: 1.7;
    margin-bottom: 48px;
    max-width: 520px;
}

.hero-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.meta-item {
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.meta-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--text-tertiary);
    display: inline-block;
}

.meta-dot.active {
    background: var(--accent);
    box-shadow: 0 0 8px rgba(160, 255, 143, 0.4);
}

.meta-divider {
    color: var(--text-tertiary);
    font-size: 12px;
}

/* Section shared */
.section-header {
    margin-bottom: 48px;
}

.section-label {
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    font-weight: 500;
    color: var(--text-tertiary);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    display: block;
    margin-bottom: 12px;
}

.section-title {
    font-size: 28px;
    font-weight: 400;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

/* Experiments */
.experiments {
    padding: 40px 0 100px;
}

.experiments-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1px;
    background: var(--border);
    border: 1px solid var(--border);
    border-radius: 12px;
    overflow: hidden;
}

.experiment-card {
    background: var(--bg-card);
    padding: 32px;
    text-decoration: none;
    color: inherit;
    transition: background 0.3s ease;
    display: flex;
    flex-direction: column;
    min-height: 220px;
}

.experiment-card:hover {
    background: var(--bg-elevated);
}

.experiment-card:hover .card-arrow {
    transform: translateX(4px);
    color: var(--accent);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.card-number {
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    color: var(--text-tertiary);
    letter-spacing: 0.05em;
}

.card-status {
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 6px;
    letter-spacing: 0.03em;
}

.status-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent);
    display: inline-block;
}

.card-title {
    font-size: 20px;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--text-primary);
    letter-spacing: -0.01em;
}

.card-description {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
    flex: 1;
}

.card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
}

.card-tag {
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    font-weight: 500;
    color: var(--text-tertiary);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.card-arrow {
    font-size: 16px;
    color: var(--text-tertiary);
    transition: all 0.2s ease;
}

/* About */
.about {
    padding: 100px 0;
    border-top: 1px solid var(--border);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 80px;
    align-items: start;
}

.about-left .section-label {
    margin-bottom: 12px;
}

.about-right {
    padding-top: 4px;
}

.about-description {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 40px;
}

.about-links {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.about-link {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    color: var(--text-primary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
    transition: color 0.2s ease;
}

.about-link:hover {
    color: var(--accent);
}

.about-link:hover .card-arrow {
    transform: translateX(4px);
    color: var(--accent);
}

/* 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: 16px;
}

.footer-text {
    font-family: 'JetBrains Mono', monospace;
    color: var(--text-tertiary);
    font-size: 11px;
    letter-spacing: 0.03em;
}

/* Responsive */
@media (max-width: 768px) {
    .hero {
        padding: 80px 24px 60px;
    }

    .hero-title {
        font-size: 32px;
    }

    .hero-subtitle {
        font-size: 15px;
    }

    .experiments-grid {
        grid-template-columns: 1fr;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .hero-meta {
        gap: 12px;
    }

    .meta-divider {
        display: none;
    }

    .meta-item {
        font-size: 11px;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
    }

    .nav-links {
        gap: 24px;
    }

    .experiment-card {
        min-height: auto;
    }
}