:root {
    --bg-primary: #0a0a0a;
    --bg-secondary: #111111;
    --bg-card: #1a1a1a;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --accent-1: #00ff88;
    --accent-2: #00d4ff;
    --accent-3: #ff0080;
    --border: rgba(255, 255, 255, 0.1);
    --hover-border: rgba(255, 255, 255, 0.2);
}

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

html {
    scroll-behavior: smooth;
}

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

/* Grain texture overlay */
.grain {
    position: fixed;
    top: -50%;
    left: -50%;
    right: -50%;
    bottom: -50%;
    width: 200%;
    height: 200vh;
    background: transparent url('data:image/svg+xml;utf8,<svg viewBox="0 0 400 400" xmlns="http://www.w3.org/2000/svg"><filter id="noiseFilter"><feTurbulence type="fractalNoise" baseFrequency="0.9" numOctaves="4" stitchTiles="stitch"/></filter><rect width="100%" height="100%" filter="url(%23noiseFilter)"/></svg>') repeat;
    background-repeat: repeat;
    opacity: 0.03;
    pointer-events: none;
    animation: grain 8s steps(10) infinite;
    z-index: 100;
}

@keyframes grain {

    0%,
    100% {
        transform: translate(0, 0);
    }

    10% {
        transform: translate(-5%, -10%);
    }

    20% {
        transform: translate(-15%, 5%);
    }

    30% {
        transform: translate(7%, -25%);
    }

    40% {
        transform: translate(-5%, 25%);
    }

    50% {
        transform: translate(-15%, 10%);
    }

    60% {
        transform: translate(15%, 0%);
    }

    70% {
        transform: translate(0%, 15%);
    }

    80% {
        transform: translate(3%, 35%);
    }

    90% {
        transform: translate(-10%, 10%);
    }
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 50;
    background: rgba(10, 10, 10, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
}

.nav-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1.5rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-1), var(--accent-2));
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

/* Main content */
.main {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Hero section */
.hero {
    min-height: 50vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 6rem 0 3rem;
}

.hero-content {
    text-align: center;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(3rem, 8vw, 7rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -0.03em;
}

.title-line {
    display: block;
}

.gradient-text {
    background: linear-gradient(135deg, var(--accent-1) 0%, var(--accent-2) 50%, var(--accent-3) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradient-shift 3s ease infinite;
    background-size: 200% 200%;
}

@keyframes gradient-shift {

    0%,
    100% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.4rem);
    color: var(--text-secondary);
    font-weight: 300;
    letter-spacing: 0.02em;
}

/* Experiments section */
.experiments {
    padding: 2rem 0 6rem;
}

.section-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 3rem;
}

.section-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2rem;
    font-weight: 600;
    color: var(--text-primary);
}

.count-badge {
    background: var(--bg-card);
    border: 1px solid var(--border);
    padding: 0.4rem 1rem;
    border-radius: 2rem;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--accent-1);
}

/* Apps grid */
.apps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
    gap: 1.5rem;
}

.app-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 2rem;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    text-decoration: none;
    display: block;
}

.app-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-1), var(--accent-2), var(--accent-3));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

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

.app-card:hover {
    transform: translateY(-4px);
    border-color: var(--hover-border);
    background: rgba(26, 26, 26, 0.8);
}

.app-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    transition: transform 0.3s ease;
}

.app-card:hover .app-icon {
    transform: scale(1.1) rotate(5deg);
}

.app-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    transition: color 0.3s ease;
}

.app-card:hover .app-title {
    color: var(--accent-1);
}

.app-description {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.app-meta {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.app-arrow {
    margin-left: auto;
    transition: transform 0.3s ease;
}

.app-card:hover .app-arrow {
    transform: translateX(4px);
}

/* Empty state */
.empty-state {
    text-align: center;
    padding: 6rem 2rem;
    background: var(--bg-card);
    border: 2px dashed var(--border);
    border-radius: 16px;
}

.empty-icon {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    opacity: 0.4;
}

.empty-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.empty-description {
    color: var(--text-secondary);
    font-size: 1rem;
}

/* Footer */
.footer {
    border-top: 1px solid var(--border);
    padding: 3rem 2rem;
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-content {
        padding: 1rem 1.5rem;
    }

    .nav-links {
        gap: 1rem;
    }

    .main {
        padding: 0 1.5rem;
    }

    .hero {
        min-height: 40vh;
        padding: 5rem 0 2rem;
    }

    .apps-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .app-card {
        padding: 1.5rem;
    }

    .section-header {
        flex-wrap: wrap;
    }
}

@media (max-width: 480px) {
    .logo {
        font-size: 1.2rem;
    }

    .nav-links {
        gap: 0.75rem;
    }

    .nav-link {
        font-size: 0.85rem;
    }
}