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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #ffffff;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* HERO SECTION */
.hero-section {
    background: linear-gradient(135deg, #E8F4F8 0%, #D4E8ED 100%);
    padding: 80px 20px;
    text-align: center;
    min-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-logo {
    max-width: 200px;
    height: auto;
    margin-bottom: 30px;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    color: #2d5a3d;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-description {
    font-size: 1.3rem;
    color: #555;
    margin-bottom: 40px;
    line-height: 1.8;
}

.community-image {
    max-width: 500px;
    width: 100%;
    height: auto;
    margin-top: 40px;
}

/* ABOUT SECTION */
.about-section {
    padding: 80px 20px;
    background-color: #ffffff;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #2d5a3d;
    margin-bottom: 30px;
    text-align: center;
}

.about-text {
    font-size: 1.2rem;
    color: #555;
    line-height: 1.8;
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

/* FEATURES SECTION */
.features-section {
    padding: 80px 20px;
    background-color: #f8f9fa;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.feature-card {
    background: #ffffff;
    padding: 40px 30px;
    border-radius: 16px;
    box-shadow: 0 4px 12px 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 8px 20px rgba(0, 0, 0, 0.12);
}

.feature-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: #2d5a3d;
    margin-bottom: 15px;
}

.feature-text {
    font-size: 1.05rem;
    color: #666;
    line-height: 1.7;
}

/* DOWNLOAD SECTION */
.download-section {
    padding: 80px 20px;
    background-color: #ffffff;
}

.download-cards {
    display: flex;
    gap: 30px;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 50px;
}

.download-card {
    background: #ffffff;
    border: none;
    border-radius: 18px;
    padding: 14px 24px;
    text-decoration: none;
    color: #000;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    display: flex;
    align-items: center;
    gap: 16px;
    min-width: 200px;
    width: 100%;
    max-width: 220px;
}

.download-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.store-logo {
    width: 32px;
    height: 32px;
    flex-shrink: 0;
    color: #000;
}

.card-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.card-line1 {
    font-size: 0.75rem;
    color: #333;
    font-weight: 400;
}

.card-line2 {
    font-size: 1.1rem;
    color: #000;
    font-weight: 600;
    margin-top: 2px;
}

/* FOOTER */
.footer {
    background-color: #2d5a3d;
    color: #ffffff;
    padding: 60px 20px 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section {
    text-align: center;
}

.footer-title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 15px;
}

.footer-link {
    color: #ffffff;
    text-decoration: none;
    opacity: 0.9;
    transition: opacity 0.2s ease;
}

.footer-link:hover {
    opacity: 1;
    text-decoration: underline;
}

.copyright {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    opacity: 0.8;
    font-size: 0.95rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-description {
        font-size: 1.1rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .download-cards {
        flex-direction: column;
        align-items: center;
    }
    
    .download-card {
        width: 100%;
        max-width: 300px;
    }
    
    .play-badge {
        height: 60px;
    }
}

@media (max-width: 480px) {
    .hero-section {
        padding: 60px 20px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .about-section,
    .features-section,
    .download-section {
        padding: 60px 20px;
    }
}