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

:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #141420;
    --text-primary: #ffffff;
    --text-secondary: #a0a0b8;
    --accent: #6366f1;
    --accent-bright: #818cf8;
    --glow: #4f46e5;
}

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

#webgl-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    opacity: 0.8;
}

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
    background: radial-gradient(ellipse at center, transparent 0%, var(--bg-primary) 70%);
}

.hero-content {
    text-align: center;
    max-width: 900px;
    padding: 0 20px;
    animation: fadeInUp 1s ease-out;
}

.logo-container {
    margin-bottom: 60px;
}

.logo {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(3.5rem, 9vw, 6rem);
    font-weight: 700;
    letter-spacing: -0.03em;
    position: relative;
    display: inline-block;
    perspective: 1000px;
}

.letter {
    display: inline-block;
    background: linear-gradient(135deg, var(--text-primary), var(--accent-bright));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: letterFloat 6s ease-in-out infinite;
    animation-delay: calc(var(--index) * 0.1s);
    transition: transform 0.3s ease;
}

.letter:hover {
    transform: translateY(-5px) scale(1.1);
}

.dot {
    display: inline-block;
    color: var(--accent);
    -webkit-text-fill-color: var(--accent);
    animation: pulse 3s infinite;
    font-size: 1.2em;
}

.app-window {
    background: rgba(18, 18, 30, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.1),
        inset 0 0 0 1px rgba(255, 255, 255, 0.05);
    overflow: hidden;
    animation: windowSlideIn 1.2s ease-out 0.5s both;
    max-width: 600px;
    margin: 0 auto;
}

.window-controls {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    background: rgba(30, 30, 45, 0.6);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    gap: 8px;
}

.control {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.2s ease;
}

.control.close {
    background: #ff5f57;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.control.minimize {
    background: #ffbd2e;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.control.maximize {
    background: #28ca42;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.control:hover {
    transform: scale(1.1);
    opacity: 0.8;
}

.window-content {
    padding: 32px 40px;
    text-align: center;
}

.tagline {
    font-size: 1.1rem;
    color: var(--text-secondary);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    font-weight: 500;
    margin-bottom: 24px;
    opacity: 0.9;
}

.description {
    font-size: 1.25rem;
    line-height: 1.8;
    color: var(--text-secondary);
}

.description p {
    margin: 12px 0;
}

.highlight {
    color: var(--text-secondary);
    font-weight: 400;
}



@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes letterFloat {
    0%, 100% {
        transform: translateY(0) rotateX(0);
    }
    25% {
        transform: translateY(-3px) rotateX(5deg);
    }
    75% {
        transform: translateY(3px) rotateX(-5deg);
    }
}

@keyframes windowSlideIn {
    from {
        opacity: 0;
        transform: translateY(20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.6;
    }
}


@media (max-width: 768px) {
    .hero-content {
        padding: 0 15px;
    }
    
    .app-window {
        margin: 0 20px;
    }
    
    .window-content {
        padding: 24px 28px;
    }
    
    .description {
        font-size: 1.1rem;
    }
}