/* === Reset & Base === */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg: #0a0a1a;
    --bg-card: rgba(255, 255, 255, 0.04);
    --text: #e0e0e8;
    --text-muted: #8888a0;
    --accent: #6c5ce7;
    --accent-glow: rgba(108, 92, 231, 0.4);
    --accent-light: #a29bfe;
    --radius: 12px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
}

/* === Background Canvas === */
#neural-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

/* === Layout === */
.container {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 2rem;
    max-width: 680px;
    width: 100%;
}

/* === Logo === */
.logo-section {
    margin-bottom: 2.5rem;
}

.logo-icon {
    color: var(--accent-light);
    margin-bottom: 1rem;
    filter: drop-shadow(0 0 20px var(--accent-glow));
    animation: pulse-glow 3s ease-in-out infinite;
}

@keyframes pulse-glow {
    0%, 100% { filter: drop-shadow(0 0 20px var(--accent-glow)); }
    50% { filter: drop-shadow(0 0 35px var(--accent-glow)); }
}

.site-title {
    font-size: 3rem;
    font-weight: 800;
    letter-spacing: -1px;
    color: var(--text);
}

.site-title .highlight {
    background: linear-gradient(135deg, var(--accent), var(--accent-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* === Content === */
.tagline {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text);
}

.description {
    font-size: 1rem;
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 2.5rem;
}

/* === Feature Preview === */
.features-heading {
    font-size: 1rem;
    font-weight: 400;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.features-preview {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 3rem;
}

.feature {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius);
    padding: 1rem 1.25rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    min-width: 100px;
    transition: transform 0.2s ease, border-color 0.2s ease;
}

.feature:hover {
    transform: translateY(-4px);
    border-color: var(--accent-glow);
}

.feature-icon {
    font-size: 1.6rem;
    color: var(--accent-light);
}

.feature span:not(.feature-icon) {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}


/* === Footer === */
.footer {
    margin-top: 3rem;
}

.footer p {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* === Responsive === */
@media (max-width: 600px) {
    .site-title {
        font-size: 2.2rem;
    }

    .tagline {
        font-size: 1.05rem;
    }

    .features-preview {
        gap: 0.6rem;
    }

    .feature {
        min-width: 80px;
        padding: 0.75rem 0.9rem;
    }

}