:root {
    --primary-color: #4facfe;
    --secondary-color: #00f2fe;
    --accent-color: #ff5858;
    --text-color: #333;
    --bg-color: #f0f2f5;
    --card-bg: rgba(255, 255, 255, 0.8);
    --glass-border: rgba(255, 255, 255, 0.5);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
}

body {
    background: linear-gradient(135deg, var(--bg-color) 0%, #e0e7ff 100%);
    color: var(--text-color);
    line-height: 1.6;
    min-height: 100vh;
}

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

/* Header */
header {
    text-align: center;
    padding: 80px 20px 40px;
}

h1 {
    font-size: 3.5rem;
    font-weight: 800;
    background: linear-gradient(to right, #2b5876, #4e4376);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 20px;
    letter-spacing: -1px;
}

.tagline {
    font-size: 1.25rem;
    color: #666;
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Download Buttons */
.download-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 60px;
    flex-wrap: wrap;
}

.store-badge {
    height: 60px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border-radius: 8px; /* Smooth corners if images have them or for consistency */
    cursor: pointer;
}

.store-badge:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.15);
}

/* Features Section */
.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    padding: 40px 0;
}

.feature-card {
    background: var(--card-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 30px;
    transition: all 0.3s ease;
    box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.05);
    position: relative;
    overflow: hidden;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px 0 rgba(31, 38, 135, 0.1);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
    display: block;
}

.feature-title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: #2c3e50;
}

.feature-desc {
    font-size: 1rem;
    color: #555;
}

.pro-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: linear-gradient(135deg, #FFD700 0%, #FFA500 100%);
    color: white;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: bold;
    box-shadow: 0 4px 10px rgba(255, 165, 0, 0.3);
}

/* Footer */
footer {
    text-align: center;
    padding: 60px 20px;
    margin-top: 40px;
    border-top: 1px solid rgba(0,0,0,0.05);
}

.footer-links a {
    color: #666;
    text-decoration: none;
    margin: 0 15px;
    font-weight: 500;
    transition: color 0.2s;
}

.footer-links a:hover {
    color: var(--primary-color);
}

.copyright {
    margin-top: 20px;
    font-size: 0.9rem;
    color: #999;
}

/* Responsive */
@media (max-width: 768px) {
    h1 {
        font-size: 2.5rem;
    }
    
    .download-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .store-badge {
        height: 50px;
        width: auto;
    }
}