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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #1293DE 0%, #00BBFF 50%, #6DE7FF 100%);
    min-height: 100vh;
    color: #fff;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

header {
    text-align: center;
    padding: 40px 0 20px;
}

.logo-container {
    animation: fadeInDown 1s ease-out;
}

.logo {
    max-width: 150px;
    height: auto;
    filter: drop-shadow(0 10px 25px rgba(0, 0, 0, 0.3));
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: scale(1.05) rotate(2deg);
}

main {
    flex: 1;
    text-align: center;
    padding: 20px;
}

.app-title {
    font-size: 3rem;
    font-weight: 700;
    margin: 30px 0;
    text-shadow: 2px 2px 10px rgba(0, 0, 0, 0.3);
    animation: fadeInUp 1s ease-out 0.2s backwards;
}

.description {
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto 50px;
    line-height: 1.6;
    opacity: 0.95;
    animation: fadeInUp 1s ease-out 0.4s backwards;
}

.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin: 50px 0;
    animation: fadeInUp 1s ease-out 0.6s backwards;
}

.feature-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 30px 20px;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.feature-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 15px;
}

.feature-card h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
    font-weight: 600;
}

.feature-card p {
    font-size: 0.95rem;
    opacity: 0.9;
    line-height: 1.5;
}

.download-btn {
    display: inline-block;
    margin: 40px 0;
    transition: transform 0.3s ease;
    animation: fadeInUp 1s ease-out 0.8s backwards;
}

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

.playstore-badge {
    height: 80px;
    width: auto;
    filter: drop-shadow(0 5px 15px rgba(0, 0, 0, 0.3));
}

footer {
    text-align: center;
    padding: 30px 20px;
    margin-top: 50px;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.footer-content p {
    margin: 10px 0;
    font-size: 0.95rem;
    opacity: 0.9;
}

.footer-content a {
    color: #fff;
    text-decoration: none;
    transition: opacity 0.3s ease;
    font-weight: 500;
}

.footer-content a:hover {
    opacity: 0.7;
    text-decoration: underline;
}

.privacy-link {
    display: inline-block;
    margin-top: 5px;
}

.copyright {
    font-size: 0.85rem;
    margin-top: 15px;
    opacity: 0.7;
}

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

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

@media (max-width: 768px) {
    .app-title {
        font-size: 2rem;
    }
    
    .description {
        font-size: 1rem;
    }
    
    .features {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .playstore-badge {
        height: 60px;
    }
}