/* Landing page styles */

/* Hero section - stronger visual impact */
.landing-page {
    text-align: center;
}

.landing-page h1 {
    font-weight: 700;
    font-size: 3rem;
    color: var(--md-primary-fg-color);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.landing-page .tagline {
    font-size: 1.35rem;
    color: var(--md-default-fg-color--light);
    margin: 1.5rem auto 2.5rem;
    line-height: 1.6;
    max-width: 800px;
}

/* CTA buttons with better spacing */
.cta-buttons {
    margin: 2.5rem 0 3rem;
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.cta-buttons .md-button {
    margin: 0.5rem;
    font-size: 1rem;
    padding: 0.625rem 1.5rem;
}

/* Overview image styling */
.landing-page img {
    max-width: 100%;
    height: auto;
    margin: 3rem auto;
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.10);
}

/* Overview section */
.landing-page h2 {
    margin-top: 4rem;
    text-align: left;
}

/* Feature cards - improved styling */
.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin: 3rem 0;
    text-align: left;
}

.feature-card {
    padding: 1.75rem;
    border-radius: 8px;
    border: 1px solid var(--md-default-fg-color--lightest);
    background-color: var(--md-default-bg-color);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
}

.feature-card h3 {
    margin-top: 0;
    margin-bottom: 0.75rem;
    color: var(--md-primary-fg-color);
    font-size: 1.2rem;
}

.feature-card p {
    margin: 0;
    color: var(--md-default-fg-color--light);
    line-height: 1.6;
}

/* Citation section */
.landing-page .highlight pre {
    text-align: left;
}

/* Contributors and Contact sections */
.landing-page table {
    text-align: left;
    margin: 2rem auto;
}

/* Responsive design */
@media screen and (max-width: 768px) {
    .landing-page h1 {
        font-size: 2.25rem;
    }
    
    .landing-page .tagline {
        font-size: 1.15rem;
        margin: 1.25rem auto 2rem;
    }
    
    .features {
        grid-template-columns: 1fr;
        gap: 1.25rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-buttons .md-button {
        width: 100%;
        max-width: 300px;
    }
}

@media screen and (max-width: 480px) {
    .landing-page h1 {
        font-size: 1.85rem;
    }
    
    .landing-page .tagline {
        font-size: 1rem;
    }
    
    .feature-card {
        padding: 1.25rem;
    }
}