/* CSS Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #212121;
    background-color: #F5F5F5;
}

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

/* Header/Hero Section */
.hero {
    background: white;
    color: #212121;
    text-align: center;
    padding: 80px 0;
    position: relative;
    overflow: hidden;
    border-bottom: 4px solid mediumaquamarine;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(98, 0, 238, 0.05) 0%, rgba(55, 0, 179, 0.05) 100%);
    opacity: 0.8;
}

.logo-container {
    width: 300px;
    height: 300px;
    margin: 0 auto 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 1;
}

.logo {
    width: 300px;
    height: 300px;
    border-radius: 20px;
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 10px;
    position: relative;
    z-index: 1;
    color: #6200EE;
}

.tagline {
    font-size: 1.5rem;
    font-weight: 400;
    margin-bottom: 15px;
    opacity: 0.95;
    position: relative;
    z-index: 1;
    color: #212121;
}

.subtitle {
    font-size: 1.1rem;
    font-weight: 300;
    opacity: 0.8;
    max-width: 600px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
    color: #757575;
}

/* Features Section */
.features {
    padding: 80px 0;
    background: linear-gradient(135deg, #F5F5F5 0%, #FAFAFA 100%);
}

.features h2 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    color: #212121;
    margin-bottom: 60px;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
    margin-top: 40px;
}

.feature-card {
    background: white;
    padding: 40px 30px;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid #E0E0E0;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(98, 0, 238, 0.15);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 20px;
    display: block;
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #6200EE;
    margin-bottom: 15px;
}

.feature-card p {
    font-size: 1rem;
    color: #757575;
    line-height: 1.6;
}

/* About Section */
.about {
    padding: 80px 0;
    background: #F5F5F5;
}

.about h2 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    color: #212121;
    margin-bottom: 30px;
}

.about > .container > p {
    text-align: center;
    font-size: 1.2rem;
    color: #757575;
    max-width: 800px;
    margin: 0 auto 60px;
    line-height: 1.7;
}

.benefits {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-top: 40px;
}

.benefit {
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
    border-left: 4px solid mediumaquamarine;
}

.benefit h4 {
    font-size: 1.3rem;
    font-weight: 700;
    color: #6200EE;
    margin-bottom: 15px;
}

.benefit p {
    color: #757575;
    line-height: 1.6;
}

/* Download Section */
.download {
    padding: 80px 0;
    background: linear-gradient(135deg, #6200EE 0%, #3700B3 100%);
    text-align: center;
    color: white;
}

.download h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: 20px;
}

.download > .container > p {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 50px;
}

.download-buttons {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.download-btn {
    display: inline-block;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.download-btn:hover {
    transform: scale(1.05);
    opacity: 0.9;
}

.download-btn img {
    height: 60px;
    width: auto;
    max-width: 200px;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    object-fit: contain;
}

.coming-soon {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.8);
    font-style: italic;
}

/* Footer */
footer {
    background: #212121;
    color: white;
    text-align: center;
    padding: 40px 0;
}

footer p {
    font-size: 1rem;
    opacity: 0.8;
}

footer a:hover {
    border-bottom-color: rgba(255, 255, 255, 0.9) !important;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .tagline {
        font-size: 1.2rem;
    }
    
    .subtitle {
        font-size: 1rem;
    }
    
    .features h2,
    .about h2,
    .download h2 {
        font-size: 2rem;
    }
    
    .feature-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .feature-card {
        padding: 30px 20px;
    }
    
    .benefits {
        grid-template-columns: 1fr;
        gap: 25px;
    }
    
    .download-buttons {
        flex-direction: column;
        align-items: center;
        gap: 20px;
    }
    
    .container {
        padding: 0 15px;
    }
    
    .hero,
    .features,
    .about,
    .download {
        padding: 60px 0;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 2rem;
    }
    
    .logo-container {
        width: 120px;
        height: 120px;
        margin: 0 auto 20px;
    }
    
    .logo {
        width: 100px;
        height: 100px;
    }
    
    .feature-grid {
        grid-template-columns: 1fr;
    }
    
    .feature-card {
        padding: 25px 15px;
    }
    
    .hero,
    .features,
    .about,
    .download {
        padding: 40px 0;
    }
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Focus styles for accessibility */
.download-btn:focus {
    outline: 2px solid #6200EE;
    outline-offset: 2px;
}

/* Animation for feature cards */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.feature-card {
    animation: fadeInUp 0.6s ease-out forwards;
}

.feature-card:nth-child(1) { animation-delay: 0.1s; }
.feature-card:nth-child(2) { animation-delay: 0.2s; }
.feature-card:nth-child(3) { animation-delay: 0.3s; }
.feature-card:nth-child(4) { animation-delay: 0.4s; }
.feature-card:nth-child(5) { animation-delay: 0.5s; }
.feature-card:nth-child(6) { animation-delay: 0.6s; }